1 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
3 * tree-inline.c (copy_body_r): Use explicit cast when converting
6 (copy_edges_for_bb): Likewise.
7 (remap_decl_1): Likewise.
8 (estimate_num_insns_1): Likewise.
9 * cgraph.c (hash_node): Use explicit cast when converting from
12 (cgraph_create_node): Use GGC_CNEW.
13 (cgraph_create_edge): Use GGC_NEW.
14 (cgraph_remove_node): Use explicit cast when converting from void *.
15 (hash_varpool_node): Likewise.
16 (eq_varpool_node): Likewise.
17 (cgraph_varpool_node): Use GGC_CNEW.
18 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
19 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
20 (eq_scev_info): Use explicit cast when converting from void *.
21 (find_var_scev_info): Likewise.
22 (set_instantiated_value): Likewise.
23 (gather_stats_on_scev_database_1): Likewise.
24 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
26 * c-pch.c (c_common_write_pch): Use XNEWVEC.
27 (c_common_read_pch): Likewise.
28 * prefix.c (save_string): Use XNEWVEC.
29 (translate_name): Use explicit cast when converting from void *.
30 * c-ppoutput.c (print_line): Use explicit cast when converting
32 (pp_dir_change): Likewise.
33 * c-cppbuiltin.c (builtin_define_std): Likewise.
34 (builtin_define_with_value): Likewise.
35 (builtin_define_with_value_n): Likewise.
36 (builtin_define_with_int_value): Likewise.
37 (builtin_define_type_max): Likewise.
38 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
40 * c-format.c (check_format_info_main): Use GGC_NEW.
41 (format_type_warning): Use explicit cast when converting from void *.
42 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
44 (start_init): Likewise.
45 * tree-flow-inline.h (first_referenced_var): Use explicit cast
46 when converting from void *.
47 (next_referenced_var): Likewise.
48 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
49 * gensupport.c (lookup_predicate): Use explicit cast to convert
51 (init_predicate_table): Use XCNEW instead of xcalloc.
52 * genpreds.c (process_define_predicate): Likewise.
54 2005-12-17 Danny Berlin <dberlin@dberlin.org>
55 Kenneth Zadeck <zadeck@naturalbridge.com>
57 * basic-block.h: Changed basic block numbering so that the entry
58 block is 0 and the exit block is 1. Changed insn iterators so
59 that they are tolerant of blocks with no insns.
60 * regrename.c (copyprop_hardreg_forward): Changed basic block
61 numbering so that the entry block is 0 and the exit block is 1.
62 * sched-ebb.c (sehedule_ebbs): Ditto.
63 * tracer.c (branch_ratio_cutoff): Ditto.
64 * cfgloopmanip.c (fix_loop_structure): Ditto.
65 * cfghooks.c (verify_flow_info): Ditto.
66 * cfg.c (compact_blocks): Ditto.
67 * reorg.c (dbr_schedule): Ditto.
68 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
69 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
70 calculate_dominance_info): Ditto.
71 * cfganal.c (create_edge_list, print_edge_list,
72 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
73 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
74 dfs_enumerate_from): Ditto.
75 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
76 * ifcvt.c (find_if_case_2): Ditto.
77 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
78 find_basic_blocks): Ditto.
79 * predict.c (predict_loops, tree_bb_level_predictions,
80 predict_paths_leading_to, propagate_freq): Ditto.
81 * lcm.c (compute_antinout_edge, compute_laterin,
82 compute_available): Ditto.
83 * function.c (thread_prologue_and_epilogue_insns): Ditto.
84 * gcse.c (gcse_main, bypass_jumps): Ditto.
85 * profile.c (compute_branch_probabilities,
86 compute_value_histograms, branch_prob): Ditto.
87 * tree-flow-inline.h (bsi_start, bsi_after_labels,
89 * tree-ssa-phiopt.c (tree_ssa_phiopt,
90 blocks_in_phiopt_order): Ditto.
91 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
92 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
93 * tree-dfa.c (collect_dfa_stats): Ditto.
94 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
95 * cfglayout.c (fixup_reorder_chain): Ditto.
96 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
97 partition_hot_cold_basic_blocks): Ditto.
98 * var-tracking.c (vt_find_locations): Ditto.
99 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
100 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
101 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
102 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
103 * tree-ssa-reassoc.c (init_reassoc): Ditto.
104 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
105 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
106 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
107 and removed unused reverse orders.
109 * combine.c: Fix document typo.
111 2005-12-17 Jan Hubicka <jh@suse.cz>
113 * tree-flow-inline.h (set_default_def, default_def): Kill.
114 * tree-dfa.c (default_defs): New global variable.
115 (default_def, set_default_def): New functions.
116 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
117 * tree-flow.h (struct var_ann_d): Kill default_def field.
118 (set_default_def, default_def): Update prototype.
119 (default_defs): Declare.
121 2005-12-16 Jeff Law <law@redhat.com>
123 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
124 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
125 into tree-ssa-forwprop.c.
126 (eliminate_redundant_computations): Do not call
127 simplify_rhs_and_lookup_avail_expr anymore.
128 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
129 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
130 (tree_ssa_forward_propagate_single_use_vars): Call
131 simplify_not_neg_expr appropriately.
133 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
136 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
138 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
140 PR rtl-optimization/25456
141 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
142 info->x_start with p->x_start.
144 2005-12-17 Alan Modra <amodra@bigpond.net.au>
146 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
147 introduced 2005-12-16.
149 2005-12-16 Steven Bosscher <stevenb@suse.de>
151 PR rtl-optimization/23837
152 * optabs.c (expand_binop): For a multi-word rotate, never emit
153 a REG_NO_CONFLICT block.
155 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
158 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
161 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
164 2005-12-16 Steven Bosscher <stevenb@suse.de>
166 * loop-invariant.c (move_loop_invariants): Add missing hunk from
167 the previous patch, to nullify df.
169 2005-12-16 Steven Bosscher <stevenb@suse.de>
171 * reorg.c (mostly_true_jump): Clean up code depending on
172 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
173 poor man's branch prediction, instead rely on REG_BR_PROB
174 notes to be available.
176 2005-12-16 Jakub Jelinek <jakub@redhat.com>
178 PR rtl-optimization/24899
179 * loop.c (strength_reduce): Don't reduce giv that is not always
180 computable and where add_val or mult_val can trap.
182 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
184 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
186 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
187 names of ms1-16-002 files.
189 2005-12-16 Alan Modra <amodra@bigpond.net.au>
192 * gcc.c (for_each_path): New function.
193 (add_to_obstack, file_at_path): New functions.
194 (struct file_at_path_info, struct add_to_obstack_info): New.
195 (build_search_list): Rewrite using for_each_path. Constify struct
196 path_prefix pointer. Add do_multi param. Adjust all callers.
197 (find_a_file): Similarly, but just change existing param to bool.
198 (putenv_from_prefixes): Add do_multi param, make "paths" const.
199 (do_spec_path): Delete.
200 (struct spec_path_info): New.
201 (spec_path): New function.
202 (do_spec_1): Use for_each_path for %D and %I.
203 (find_file): Adjust for find_a_file changes.
204 (main): Search multilibs for specs. Print multilib lib path for
205 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
206 (read_specs): Search multilibs for %include and %include_noerr.
207 (is_directory): Remove second string param. Change last param
208 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
209 check path is a dir. Update all callers.
210 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
211 * system.h (SMALL_ARG_MAX): Poison.
212 * config.gcc: Don't define SMALL_ARG_MAX.
213 * config.host: Likewise.
214 * config.build: Likewise.
216 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
218 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
219 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
220 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
221 simplify_logical): Move simplifications that do not require
222 additional infrastructure...
223 * simplify-rtx.c (simplify_unary_operation_1,
224 simplify_binary_operation_1): ... here.
226 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
229 * flow.c (mark_used_dest_regs): New function.
230 (mark_used_regs): Call mark_used_dest_regs.
232 2005-12-16 Jeff Law <law@redhat.com>
234 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
235 represent a use and definition of the same SSA_NAME.
237 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
238 Janis Johnson <janis187@us.ibm.com>
239 Ben Elliston <bje@au.ibm.com>
241 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
242 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
243 * target.h (struct gcc_target): Add decimal_float_supported_p.
244 * targhooks.c (default_scalar_mode_supported_p): Handle
246 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
247 of inf, nan, finite, isinf and isnan.
248 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
249 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
250 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
251 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
252 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
253 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
254 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
255 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
256 Pedwarn if decimal floating point types are used. Error if
257 decimal floating point is not supported by the target.
258 (finish_declspecs): Return type from DFP typespec_word.
259 * c-typeck.c (c_common_type): Choose the decimal floating point
260 type with the greater precision when determining a common type.
261 (convert_arguments): Warn if there is a mismatch between argument
262 and prototype for decimal float types. Warn of conversions with
263 binary float types and of precision narrowing due to prototype.
264 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
265 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
266 (c_token_starts_declspecs): Likewise.
267 (c_parser_attributes): Likewise.
268 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
269 RID_DFLOAT64, RID_DFLOAT128.
270 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
271 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
272 (shorten_compare): Convert DFP/BFP operands to a common type.
273 (c_common_modes_and_builtins): Register built-in decimal float
274 types if the target supports them.
275 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
276 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
277 inf, nan, finite, isinf and isnan builtins.
278 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
279 (builtin_define_float_constants): Assert non-decimal radix.
280 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
281 Call builtin_define_decimal_float_constants for each type.
282 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
283 flags. Use real_from_string3, which can handle binary or decimal
285 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
286 cts_dfloat64, cts_dfloat128.
287 * tree.c (build_common_tree_nodes_2): Add decimal float types.
288 * tree.h (enum tree_index): Add new enumeration values
289 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
290 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
291 (dfloat32_type_node): New macro.
292 (dfloat64_type_node, dfloat128_type_node): Likewise.
293 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
294 (dfloat128_ptr_type_node): Likewise.
295 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
296 bit decimal floating point types with "df", "dd" and "dl".
297 * c-format.h (enum format_lengths): Add new enumeration values
298 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
299 * c-format.c (printf_length_specs, scanf_length_specs): Add
300 entries for H, D, DD.
301 (print_char_table, scan_char_table): Use new entries.
302 (asm_fprintf_char_table, gcc_diag_char_table,
303 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
305 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
306 (DECIMAL64_TYPE_SIZE): Likewise.
307 (DECIMAL128_TYPE_SIZE): Likewise.
308 (TARGET_DEC_EVAL_METHOD): Likewise.
309 * doc/extend.texi (Decimal Float): New node.
310 (Constructing Calls): Document decimal float built-ins.
311 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
312 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
313 * ginclude/decfloat.h: New file.
315 2005-12-16 Alan Modra <amodra@bigpond.net.au>
317 * reload.c (find_reloads): Fix comment typo.
318 * recog.h (recog_memoized): Correct comment.
320 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
322 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
323 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
324 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
325 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
326 * doc/invoke.texi, doc/tm.texi: Fix typos.
328 2005-12-16 Ben Elliston <bje@au.ibm.com>
330 * real.c (decimal_quad_format): Correct values for emin, emax.
332 2005-12-15 DJ Delorie <dj@redhat.com>
334 * config/m32c/predicates.md (m32c_psi_scale): New.
335 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
336 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
338 2005-12-16 Jan Hubicka <jh@suse.cz>
340 PR rtl-optimization/25224
341 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
344 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
345 Steven Bosscher <stevenb@suse.de>
347 * loop-invariant.c (df): New global variable.
348 (find_defs, check_dependencies, find_invariant_insn, record_uses,
349 find_invariants_bb, find_invariants_body, find_invariants,
350 find_invariants_to_move, move_invariants, free_inv_motion_data,
351 move_single_loop_invariants, move_loop_invariants): Do not pass df in
354 2005-12-15 Jakub Jelinek <jakub@redhat.com>
356 * varasm.c (default_unique_section_1): Use special section
357 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
359 2005-12-16 Ben Elliston <bje@au.ibm.com>
361 * doc/invoke.texi (Warning Options): Document -Walways-true being
364 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
367 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
368 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
369 __floatunditf): Use #error if type sizes don't match requirements
371 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
372 as wider floating-point type. Use #error if type sizes don't
373 match requirements of implementation. Avoid overflow in computing
374 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
375 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
376 (__floatundisf, __floatundidf): Likewise.
377 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
378 * config/ia64/ia64.c (ia64_init_libfuncs): Use
379 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
380 TFmode-TImode conversions.
381 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
383 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
385 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
386 Use builtin_define_with_int_value() instead of
387 adding a new check for every new major FreeBSD version.
389 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
391 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
393 2005-12-15 Richard Sandiford <richard@codesourcery.com>
395 * config/arm/predicates.md (call_memory_operand): New.
396 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
398 2005-12-15 Andrew Haley <aph@redhat.com>
400 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
401 against prev_cache_entry == NULL when moving a cache entry to the
404 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
406 * config/mt/mt.c (mt_override_options): Require lower case
407 architectures. Revert accidental default to ms2.
408 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
409 ENDFILE_SPEC): Require lower case architectures. Revert default
412 * doc/invoke.texi (MT Options): Rename and update.
413 * doc/md.texi (MorphoTech family): Rename and update.
415 2005-12-15 Olivier Hainque <hainque@adacore.com>
417 * stor-layout.c (layout_type): Don't complain about a too small
418 an array element type size compared to its alignment when the
421 2005-12-15 Jan Hubicka <jh@suse.cz>
424 * i386.c (classify_argument): Properly adjust offset of bitfield for
427 2005-12-15 Richard Sandiford <richard@codesourcery.com>
429 * final.c (final_scan_insn): Flip in_cold_section_p when changing
430 between the hot and cold sections. Use current_function_section
431 to get the new section.
432 * dwarf2out.c (output_line_info): Use in_cold_section_p to
433 determine whether we are assembling hot or cold code.
434 (secname_for_decl, dwarf2out_var_location): Likewise.
435 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
436 * varasm.c (last_text_section): Delete.
437 (in_cold_section_p): New variable.
438 (hot_function_section): New function.
439 (current_function_section): Pass in_cold_section_p as the
440 reloc argument to select_section. Use it to decide between
441 unlikely_function_section and hot_function_section.
442 (assemble_start_function): Use switch_to_section. Set
443 in_cold_section_p instead of last_text_section.
444 (assemble_end_function): Use switch_to_section.
445 (switch_to_section): Don't set last_text_section.
446 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
447 argument to make the right choice between hot and cold sections.
449 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
451 Second part of MS1->MT renaming
452 * config/mt/mt.md (doloop_end): Call mt_add_loop.
453 (movqi, movhi): Call mt_set_memflags.
454 (*movdf_internal): Call mt_split_words.
455 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
457 (cmpsi): Store to mt_compare_op[01].
458 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
459 bungt, bunle, bunlt): Call mt_emit_cbranch.
460 (prologue): Call mt_expand_prologue.
461 (epilogu): Call mt_expend_epilogue.
462 (eh_return): Call mt_expand_eh_return.
463 (eh_epilogue): Call me_emit_eh_epilogue.
464 (conditional_trap): Store to mt_compare_op[01].
465 * config/mt/crti.asm: Adjust comment.
466 * config/mt/crtn.asm: Adjust comment.
467 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
468 (mt_compare_op0, mt_compare_op1): Renamed.
469 (current_frame_info, zero_frame_info): Adjust type.
470 (mt_ucmpsi3_libcall): Renamed.
471 (mt_flag_delayed_branch): Renamed.
472 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
473 (mt_nops_required, mt_nop_reasons): Renamed.
474 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
475 mt_debug_stack, mt_print_operand_simple_address,
476 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
477 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
478 mt_function_arg_advance, mt_arg_partial_bytes,
479 mt_pass_by_reference, mt_function_arg_boundary,
480 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
481 mt_legitimate_address_p): Renamed, adjusted.
483 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
484 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
485 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
486 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
487 mt_expand_eh_return, mt_emit_eh_prologue,
488 mt_handl_interrupt_attribute): Renamed, adjusted.
489 (mt_attribute_table): Renamed, adjusted.
490 (mt_initial_elimination_offset, mt_generate_compare,
491 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
492 mt_secondary_reload_class, mt_function_value, mt_split_words,
493 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
494 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
495 (mt_labels): Renamed.
496 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
497 mt_machine_reorg): Renamed, adjusted.
498 (mt_attribute_table: Renamed.
499 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
500 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
501 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
502 * config/mt/mt.opt (march): Set mt_cpu_string.
503 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
504 (TARGET_CPU_CPP_BUILTINS): Adjust.
505 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
507 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
508 (MT_MIN_INT): Renamed.
509 (RETURN_ADDR_RTX): Adjust.
510 (struct mt_frame_info): Renamed.
511 (current_frame_info): Adjust type.
512 (INITIAL_ELIMINATION_OFFSET): Adjust.
513 (MT_NUM_ARG_REGS): Renamed.
514 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
515 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
516 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
517 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
518 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
519 (mt_compare_op0, mt_compare_op1): Renamed.
520 * config/mt/mt-protos.h: Rename prototypes.
522 2005-12-15 Richard Guenther <rguenther@suse.de>
524 * tree-flow.h (okay_component_ref_for_subvars): Remove.
525 (get_ref_base_and_extent): Declare.
526 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
527 (get_ref_base_and_extent): New function.
528 * tree-ssa-alias.c (find_used_portions): Use it.
529 * tree-ssa-structalias.c (get_constraint_for_component_ref):
531 * tree-ssa-operands.c (get_expr_operands): Likewise.
533 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
535 * combine.c: Remove force_to_mode's fourth parameter.
536 (force_to_mode): Do not handle REG.
537 (canon_reg_for_combine): New.
538 (make_field_assignment): Use it where the removed argument was non-NULL.
540 2005-12-15 Alan Modra <amodra@bigpond.net.au>
543 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
544 error_mark_node. Make alignment params unsigned.
545 * config/rs6000/rs6000-protos.h
546 (rs6000_special_round_type_align): Update prototype.
547 (rs6000_machopic_legitimize_pic_address): Remove arg names.
549 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
551 PR rtl-optimization/25310
552 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
553 of the eliminable register when substituting into a PLUS.
555 2005-12-14 Jakub Jelinek <jakub@redhat.com>
558 * config/i386/i386.c (ix86_force_to_memory): Always use
559 SImode push for HImode in -m32.
560 (ix86_free_from_memory): Likewise.
562 2005-12-14 Richard Sandiford <richard@codesourcery.com>
564 * gcc/config/arm/arm.md: Provide a big-endian version of the
565 (zero_extend:SI (subreg:QI ...)) splitter.
567 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
569 * struct-equiv.c (note_local_live): Handle hard regs with different
572 2005-12-14 Jeff Law <law@redhat.com>
574 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
575 to a structure containing state rather than a pointer to bool.
576 (case ARRAY_REF): New code to handle folding some array references.
577 (case ADDR_EXPR): Note when we are processing expressions found
578 within an ADDRE_EXPR.
579 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
580 for state variables rather than just a pointer to a boolean.
581 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
582 handling of constant string references.
584 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
586 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
587 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
588 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
589 Move other tst* patterns to retain partial order.
591 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
593 * config/s390/s390.md ("d0", "1"): New mode attributes.
594 ("<shift>di3", "<shift>si3"): Merge.
595 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
596 ("ashrdi3", "ashrsi3"): Merge.
597 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
598 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
599 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
600 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
601 ("*ashrdi3", "*ashrsi3"): Merge.
602 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
604 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
606 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
607 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
608 ("*extendqidi2", "*extendqisi2") Merge.
609 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
610 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
611 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
612 Move some patterns to retain partial ordering.
614 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
616 * config/s390/s390.md ("atype", "length"): Rewrite.
617 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
619 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
621 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
623 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
625 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
626 PARALLELs with a mode.
628 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
630 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
633 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
635 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
637 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
641 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
644 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
646 2005-12-14 Jakub Jelinek <jakub@redhat.com>
650 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
651 DECL_P, call get_section rather than get_named_section. Supply
654 2005-12-14 Ben Elliston <bje@au.ibm.com>
656 * c-common.c (c_common_truthvalue_conversion): Generalise warning
657 for addresses converted to booleans; not just function addresses.
658 * c-typeck.c (build_binary_op): Warn for address comparisons which
659 can never be NULL (eg. func == NULL or &var == NULL).
660 * common.opt (Walways-true): New option.
661 * c-opts.c (c_common_handle_option): Set it with -Wall.
662 * doc/invoke.texi: Document it.
664 2005-12-13 Paul Brook <paul@codesourcery.com>
666 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
667 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
669 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
671 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
672 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
674 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
675 (EXTRA_MULTILIB_PARTS): Define.
677 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
679 PR rtl-optimization/20070 / part1
680 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
681 count_or_remove_death_notes with kill == -1.
682 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
683 registers if PROP_POST_REGSTACK is set.
684 (mark_used_reg): Likewise.
685 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
686 REG_UNUSED notes for stack regs.
687 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
688 to match rtx_equiv_p machinery. Change caller.
689 (outgoing_edges_match): Likewise.
690 (try_crossjump_to_edge): Use struct_equiv_block_eq
691 instead of flow_find_cross_jump.
692 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
693 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
694 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
695 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
696 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
697 (insns_match_p): Update prototype.
698 (flow_find_cross_jump): Remove prototype.
699 (struct_equiv_block_eq, struct_equiv_init): Declare.
700 (rtx_equiv_p, condjump_equiv_p): Likewise.
701 * struct-equiv.c: Include reload.h.
702 (IMPOSSIBLE_MOVE_FACTOR): Define.
703 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
704 (struct_equiv_improve_checkpoint): Likewise.
705 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
706 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
707 (struct_equiv_merge, find_dying_input): Likewise.
708 (resolve_input_conflict, note_local_live): Likewise.
709 (death_notes_match_p): Change parameters and processing
710 to match rtx_equiv_p machinery. Change caller.
711 (insns_match_p): Likewise.
712 (flow_find_cross_jump): Replace with:
713 (struct_equiv_block_eq).
715 Back out this change:
716 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
717 * recog.c (verify_changes): Make it static.
718 * recog.h: Remove the corresponding prototype.
720 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
722 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
725 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
727 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
728 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
729 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
730 TARGET_MS1_64_001 appropriately.
731 (ms1_machine_reorg): Use TARGET_MS2.
733 2005-12-13 Jakub Jelinek <jakub@redhat.com>
737 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
738 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
739 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
740 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
741 Set mode to SI, adjust constraints.
742 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
743 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
746 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
748 * c-cppbuiltin.c (builtin_define_float_constants): Add
749 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
750 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
751 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
752 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
753 to "((double)%sL)" otherwise "%s".
755 2005-12-13 Paul Brook <paul@codesourcery.com>
757 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
760 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
762 * tree-flow.h: Allow compilation with a C++ compiler.
763 (struct edge_prediction): Prefix all field names with "ep_".
764 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
765 (tree_predict_edge, combine_predictions_for_bb): Likewise.
766 (remove_predictions_associated_with_edge): Likewise.
768 2005-12-12 Jeff Law <law@redhat.com>
770 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
772 * passes.c (init_optimization_passes): Run reassociation again
773 after loop optimizations.
775 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
777 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
779 (optimize_stmt): Ditto.
780 (canonicalize_comparison): New function.
781 * tree-ssa-operands.c (swap_tree_operands): Make external.
782 (get_expr_operands): Stop auto-canonicalization.
783 * tree-ssa-reassoc.c: Rewrite.
784 (init_optimization_passes):
785 * tree-flow.h (swap_tree_operands): Prototype.
786 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
788 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
790 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
791 indicate function epilogue has been output.
792 (pa_asm_output_mi_thunk): Likewise.
793 (output_deferred_plabels): Put plabels in readonly data section when
794 not generating PIC code.
795 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
796 information. Add assert.
797 (som_output_comdat_data_section_asm_op): New function.
798 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
799 instead of output_section_asm_op for COMDAT sections.
801 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
803 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
804 Fix whitespace in vincinity of to-be-installed changes.
805 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
806 (insns_match_p): Likewise.
808 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
810 * config.gcc (ms1): Replace with ...
812 * config/ms1: Rename to ...
813 * config/mt: ... here. Rename ms1 files to mt.
814 * config/mt/mt.c: Adjust gt-mt.h #include.
815 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
816 (crti.o, crtn.o): Adjust file names.
818 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
820 * varray.h: Allow compilation with a C++ compiler.
821 (union varray_data_tag): Prefix all field names with "vdt_".
822 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
823 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
824 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
825 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
826 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
827 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
828 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
829 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
830 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
831 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
832 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
833 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
834 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
835 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
836 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
837 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
838 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
839 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
840 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
841 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
842 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
843 VARRAY_TOP_TREE_PTR): Likewise.
844 * varray.c (varray_grow): Likewise.
845 (varray_clear): Likewise.
847 2005-12-12 Alan Modra <amodra@bigpond.net.au>
850 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
851 alignment to doubleword if the first field is a double array.
852 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
854 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
856 * tree-ssa-structalias.c (process_constraint): Remove code to
857 transform addressofs into scalar.
858 (create_variable_info_for): In whole-program IPA, globals don't
859 point to ANYTHING by default.
861 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
863 * timevar.def (TV_IPA_PTA): New.
864 * tree-pass.h (pass_ipa_pta): New
865 * tree-ssa-structalias.c: Include cgraph.h
867 (predbitmap_obstack): New.
868 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
869 (struct constraint_stats): Add num_edges.
870 (new_var_info): Don't call bitmap_clear.
871 (struct constraint_edge): Update docs.
872 (new_constraint_edge): Remove src param.
873 (struct constraint_graph): Add zero_weight_succs,
874 zero_weight_preds. Update docs.
875 (constraint_expr_equal): Reformat.
876 (constraint_edge_equal): Update for removal of src.
877 (constraint_edge_less): Ditto.
878 (constraint_edge_vec_find): Ditto.
879 (erase_graph_self_edge): Update for removal of src and and zero
881 (clear_edges_for_node): Ditto.
882 (add_graph_edge): Ditto.
883 (get_graph_weights): Ditto.
884 (allocate_graph_weights): Ditto.
885 (merge_graph_nodes): Ditto.
886 (int_add_graph_edge): Ditto.
887 (valid_graph_edge): Ditto.
888 (valid_weighted_graph_edge): Ditto.
889 (build_constraint_graph): Ditto.
891 (collapse_nodes): Ditto.
892 (process_unification_queue): Ditto.
894 (solve_graph): Ditto.
895 (do_structure_copy): Ditto.
896 (perform_var_substitution): Ditto.
897 Init and release obstack.
898 (handle_ptr_arith): Try to resolve directly.
899 (find_func_aliases): Don't call update_alias_info here
900 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
901 (do_sd_constraint): Add code for propagating faster.
903 (do_ds_constraint): Ditto.
904 (count_num_arguments): New function.
905 (create_function_info_for): Ditto.
906 (create_variable_info_for): Handle FUNCTION_DECL.
907 (intra_create_variable_infos): Use make_constraint_to_anything.
908 (init_alias_vars): Init obstacks here.
909 (need_to_solve): Handle zero weight graph changes.
910 (compute_points_to_sets): Call update_alias_info here.
911 (delete_points_to_sets): Free zero weight preds/succs here.
913 (ipa_pta_execute): New
915 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
917 * tree-ssa-structalias.c (var_anyoffset): Removed.
918 (anyoffset_tree): Ditto.
919 (anyoffset_id): Ditto.
920 (do_deref): Take vector of constraints, no return value.
921 Update to work on vector.
922 (get_constraint_for): Ditto.
923 (get_constraint_for_component_ref): Ditto.
924 (do_structure_copy): Ditto.
925 (handle_ptr_arith): Ditto.
926 (find_func_aliases): Ditto.
927 (set_uids_in_ptset): Remove anyoffset handling.
928 (init_base_vars): Ditto.
930 2005-12-10 Mark Mitchell <mark@codesourcery.com>
933 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
934 DECL_EXTERNAL functions have no bodies. Tidy.
936 2005-12-10 Andreas Schwab <schwab@suse.de>
938 * except.c (switch_to_exception_section): Only define if
939 TARGET_UNWIND_INFO is not defined.
941 2005-12-10 Richard Sandiford <richard@codesourcery.com>
943 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
944 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
946 2005-12-10 Richard Sandiford <richard@codesourcery.com>
948 * output.h (init_section, fini_section): Delete.
949 * varasm.c (init_section, fini_section): Delete.
950 (init_varasm_once): Don't initialize them.
951 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
952 there are no corresponding varasm.c variables.
954 2005-12-10 Richard Sandiford <richard@codesourcery.com>
956 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
957 of EH_FRAME_SECTION_NAME into...
958 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
960 * except.c (default_exception_section): Delete, moving most
962 (switch_to_exception_section): ...this new function. Set
963 exception_section if it is still null, then switch to it.
964 (output_function_exception_table): Use switch_to_exception_section.
965 * varasm.c (exception_section, eh_frame_section): Update comments.
966 (get_section): Hoist use of SECTION_NAMED.
967 (init_varasm_once): Don't set exception_section and eh_frame_section.
968 * output.h (default_exception_section): Delete.
969 (default_eh_frame_section): Delete.
971 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
973 * config/bfin/bfin.c: Include "cgraph.h".
974 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
975 Return the reg that holds the pointer to the GOT.
976 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
977 doing stack checking.
979 2005-12-09 Diego Novillo <dnovillo@redhat.com>
981 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
982 recompute_tree_invarant_for_addr_expr.
983 Update uses everywhere.
985 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
987 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
988 (MULTILIB_DIRNAMES): Define.
990 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
993 * config/s390/s390.c (struct s390_address): New field literal_pool.
994 (s390_decompose_address): Compute literal_pool field. Do not
995 assume register %r13 is always (and solely) used as pool base.
996 (s390_extra_constraint_str): Use literal_pool field.
998 2005-12-09 Thiemo Seufer <ths@networkno.de>
1000 * config/mips/mips.c (override_options): Don't allow too small
1001 integers in FP registers.
1003 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1005 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1006 targetm.binds_local_p to check for local function calls.
1008 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1011 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1012 call_used_regs can't be used to save reg in another reg.
1014 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1015 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1017 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1019 * except.c (output_ttype): Likewise.
1020 * tree-object-size.c (collect_object_sizes_for): Likewise.
1021 (check_for_plus_in_loops_1): Likewise.
1022 (check_for_plus_in_loops): Likewise.
1023 (compute_object_sizes): Use gcc_unreachable instead of abort.
1025 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1027 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1028 (loop_end, loop_init, doloop_end): New insns.
1029 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1030 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1031 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1032 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1033 * config/ms1/ms1.c: #include basic-block.h
1034 (struct machine_function): Add has_loops field.
1035 (ms1_add_loop): New.
1036 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1037 (struct loop_info, struct loop_work): New.
1038 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1039 (ms1_reorg_loops): New loop optimization.
1040 (ms1_machine_reorg): Call it.
1041 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1043 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1045 PR tree-optimization/25248
1046 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1047 evolution_of_loop from the failed attempt. Remove handling
1050 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1052 * tree.h (DECL_EXTERNAL): Clarify documentation.
1054 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1055 Jakub Jelinek <jakub@redhat.com>
1058 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1059 argument. Don't drop outer ANDs.
1060 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1061 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1063 * config/s390/predicates.md (setmem_operand): Remove.
1064 (shift_count_operand): Rename to...
1065 (shift_count_or_setmem_operand): ... this. Adjust
1066 s390_decompose_shift_count caller.
1067 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1068 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1069 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1070 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1071 rotl<mode>3_and, setmem_long_and): New insns.
1072 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1073 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1074 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1075 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1076 of shift_count_operand.
1077 (setmem_long): Use shift_count_or_setmem_operand instead of
1080 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1081 Andreas Tobler <a.tobler@schweiz.ch>
1083 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1086 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1088 * expr.c (force_operand): Use convert_to_mode for conversions.
1090 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1092 * reload.h (reg_equiv_invariant): Declare.
1093 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1094 register also when reg_equiv_invariant[R] is set.
1096 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1097 Andreas Tobler <a.tobler@schweiz.ch>
1099 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1101 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1103 * tree-ssa-pre.c (bitmap_set_and): New function.
1104 (bitmap_set_and_compl): New function.
1105 (bitmap_set_empty_p): New function.
1106 (insert_extra_phis): New function.
1107 (compute_avail): Use insert_extra_phis.
1109 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1111 * config/s390/s390.c (s390_expand_atomic): New function.
1112 Adjust comment of helper functions.
1113 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1114 * config/s390/s390.md ("ATOMIC"): New code macro.
1115 ("atomic"): Corresponding new code attribute.
1116 ("sync_lock_test_and_set[hq]i",
1117 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1119 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1121 * config/s390/s390.c (s390_expand_mask_and_shift,
1122 struct alignment_context, init_alignment_context,
1123 s390_expand_cs_hqi): New.
1124 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1125 * config/s390/s390.md ("sync_compare_and_swaphi",
1126 "sync_compare_and_swapqi"): New pattern.
1128 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1130 Fix PR tree-optimization/25291
1131 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1132 redundant and crashing check.
1134 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1137 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1138 tests further when !strict && reload_in_progress.
1139 (print_operand): Check that both operands of indexed address are regs.
1140 (print_operand_address): Likewise.
1141 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1142 (INT_REG_OK_FOR_BASE_P): Correct.
1144 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1146 Preparation for PR rtl-optimization/20070 / part1
1147 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1148 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1149 outgoing_edges_match.
1150 (outgoing_edges_match): Use condjump_equiv_p.
1151 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1153 * struct-equiv.c: New file.
1154 (death_notes_match_p) New function, broken out of insns_match_p.
1155 * Makefile.in (OBJS-common): Add struct-equiv.o.
1156 (struct-equiv.o): New target.
1158 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1160 * coretypes.h: Revert previous change.
1161 * config/darwin.h: Revert previous reversion.
1162 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1164 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1166 * coretypes.h (section): Provide dummy definition for target files.
1167 * config/darwin.h: Revert previous change.
1169 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1171 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1172 * configure.ac: Remove all.build and install-normal from target_list
1173 * configure: Regenerate.
1174 * Makefile.in (install): Don't depend on install-normal.
1176 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1178 * Makefile.in: Document the use of stamps.
1180 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1182 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1183 * Makefile.in: Add code to compute some dependencies on s-gtype
1184 automatically. Remove the declaration of those dependencies.
1186 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1188 * gcc/reload.c (push_secondary_reload): Fix typo:
1189 s/insn_constraint/scratch_constraint/.
1191 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1193 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1195 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1197 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1198 (alpha_elf_select_rtx_section): Return the selected section rather
1199 than emitting assembly code.
1200 (alpha_write_linkage): Emit a ".link" directive directly and then
1201 set in_section to NULL.
1202 (vms_asm_out_constructor): Use switch_to_section.
1203 (vms_asm_out_destructor): Likewise.
1204 (unicosmk_output_common): Set in_section to NULL instead of calling
1205 the dummy common_section function.
1206 (unicosmk_text_section): Delete in favor of...
1207 (unicosmk_output_text_section_asm_op): ...this new function.
1208 (unicosmk_data_section): Delete in favor of...
1209 (unicosmk_output_data_section_asm_op): ...this new function.
1210 (unicosmk_init_sections): New function.
1211 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1212 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1213 the dummy ssib_section function.
1214 (unicosmk_section_buf): Delete.
1215 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1216 (unicosmk_data_section): Delete.
1217 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1218 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1219 (SECTION_FUNCTION_TEMPLATE): Delete.
1220 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1221 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1222 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1223 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1224 (TARGET_ASM_INIT_SECTIONS): Define.
1225 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1226 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1227 (link_section, literals_section): Delete.
1228 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1229 set in_section to NULL.
1231 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1232 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1233 (COMMON_SECTION): Delete.
1234 (TARGET_ASM_INIT_SECTIONS): Define.
1235 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1236 the dummy common_section function.
1237 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1238 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1239 between readonly_data_section and text_section to check whether
1240 read-only data is being put in the text section.
1241 (arm_output_function_epilogue): Use switch_to_section.
1242 (arm_elf_asm_constructor): Likewise.
1243 (thumb_call_via_reg): Replace call to in_text_section with
1244 a comparison between in_section and text_section.
1245 (arm_file_end): Use switch_to_section.
1246 (aof_text_section): Delete in favor of...
1247 (aof_output_text_section_asm_op): ...this new function.
1248 (aof_data_section): Delete in favor of...
1249 (aof_output_data_section_asm_op): ...this new function.
1250 (aof_asm_init_sections): New function.
1251 (zero_init_section): Moved from config/arm/aof.h.
1252 (aof_dump_imports, aof_file_start): Use switch_to_section.
1253 * config/arm/arm.h (thumb_call_via_label): Update comment.
1254 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1255 (common_section): Delete.
1256 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1257 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1258 global switch_to_section function instead of the old port-local one.
1259 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1260 (SWITCH_TO_SECTION_FUNCTION): Delete.
1261 (drectve_section): Redefine as a macro.
1262 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1263 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1266 * config/avr/avr.c (progmem_section): New variable.
1267 (avr_output_progmem_section_asm_op): New function.
1268 (avr_asm_init_sections): New function.
1269 (avr_output_addr_vec_elt): Use switch_to_section.
1270 * config/avr/avr.h (progmem_section): Declare.
1271 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1272 (READONLY_DATA_SECTION): Delete.
1273 (TARGET_ASM_INIT_SECTIONS): Define.
1274 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1275 * config/avr/avr-protos.h (progmem_section): Delete.
1277 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1279 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1280 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1282 * config/darwin-sections.def: New file.
1283 * config/darwin.c: Define all sections in darwin-sections.def.
1284 (output_objc_section_asm_op, darwin_init_sections): New functions.
1285 (machopic_output_indirection): Use switch_to_section.
1286 (machopic_select_section): Return the selected section rather than
1287 emitting assembly code. Replace the static function table with
1288 inline conditional expressions. Update the tests of last_text_section
1289 and move them into the FUNCTION_DECL block.
1290 (machopic_select_rtx_section): Return the selected section rather than
1291 emitting assembly code.
1292 (machopic_asm_out_constructor, machopic_asm_out_destructor)
1293 (darwin_file_end): Use switch_to_section.
1294 * config/darwin.h: Use darwin-sections.def to declare sections.
1295 (INIT_SECTION_ASM_OP): Remove empty definition.
1296 (HAS_INIT_SECTION): Define this instead.
1297 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1298 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1299 (TARGET_ASM_EH_FRAME_SECTION): Delete.
1300 (TARGET_ASM_INIT_SECTIONS): Define.
1301 * config/darwin-protos.h (darwin_init_sections): Declare.
1302 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
1303 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
1304 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1305 (constructor_section, destructor_section, mod_init_section): Delete.
1306 (mod_term_section): Delete.
1307 (darwin_exception_section, darwin_eh_frame_section): Delete.
1308 (machopic_select_section): Return a section.
1309 (machopic_select_rtx_section): Likewise.
1310 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
1311 (const_section, const_coal_section, const_data_section): Delete.
1312 (const_data_coal_section, data_coal_section, cstring_section): Delete.
1313 (literal4_section, literal8_section, constructor_section): Delete.
1314 (mod_init_section, mod_term_section, destructor_section): Delete.
1315 (objc_class_section, objc_meta_class_section, objc_category_section)
1316 (objc_class_vars_section, objc_instance_vars_section): Delete.
1317 (objc_cls_meth_section, objc_inst_meth_section): Delete.
1318 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1319 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1320 (objc_symbols_section, objc_module_info_section): Delete.
1321 (objc_image_info_section, objc_protocol_section): Delete.
1322 (objc_string_object_section, objc_constant_string_object_section)
1323 (objc_class_names_section, objc_meth_var_names_section): Delete.
1324 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1325 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1326 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1327 (darwin_exception_section, darwin_eh_frame_section): Delete.
1328 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1330 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1331 (frv_asm_out_destructor): Likewise.
1332 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1333 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1334 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1336 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1337 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1338 (data_section): Delete.
1340 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1341 (DRECTVE_SECTION_FUNCTION): Delete.
1342 (drectve_section): Redefine as a macro that sets in_section after
1343 emitting the directive.
1344 (SWITCH_TO_SECTION_FUNCTION): Delete.
1345 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1346 in_text_section with comparison between in_section and text_section.
1347 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1348 rather than emitting assembly code. Use get_named_section.
1349 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1351 (machopic_output_stub): Use switch_to_section.
1352 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1353 (nwld_named_section_asm_out_destructor): Use get_section and
1356 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1357 rather than emitting assembly code.
1358 (ia64_rwreloc_select_section): Likewise.
1359 (ia64_rwreloc_select_rtx_section): Likewise.
1360 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1361 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1363 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1364 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1366 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1367 section rather than emitting assembly code.
1368 (iq2000_select_section): Likewise.
1369 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1370 (sbss_section): Delete.
1372 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1373 and get_named_section.
1374 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1376 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1377 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1378 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1379 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1381 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1382 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1383 global switch_to_section function instead of the old port-local one.
1384 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1385 (SWITCH_SECTION_FUNCTION): Delete.
1386 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1387 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1388 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1389 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1391 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1392 global switch_to_section function instead of the old port-local one.
1393 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1395 * config/mips/mips.c (mips_file_start): Update comment.
1396 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1397 (mips_output_aligned_decl_common): Use switch_to_section.
1398 (mips_select_rtx_section): Return the section rather than emitting
1399 assembly code. Use get_named_section.
1400 (mips_function_rodata_section: Likewise get_section.
1401 (build_mips16_function_stub): Use switch_to_section.
1402 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1403 (SDATA_SECTION_ASM_OP): Delete.
1404 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1405 (EXTRA_SECTION_FUNCTIONS): Delete.
1407 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1408 (mmix_asm_output_aligned_local): Use switch_to_section.
1410 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1411 (som_one_only_readonly_data_section): New variables.
1412 (pa_output_function_epilogue): Set in_section to NULL instead of
1413 calling forget_section.
1414 (output_deferred_plabels): Use select_section.
1415 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1416 of calling forget_section.
1417 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1418 (pa_asm_output_aligned_local): Use select_section.
1419 (som_text_section_asm_op): Delete in favor of...
1420 (som_output_text_section_asm_op): ...this new function.
1421 (pa_som_asm_init_sections): New function.
1422 (pa_select_section): Return the section rather than emitting
1424 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1425 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1426 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1427 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1428 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1429 (som_readonly_data_section, som_one_only_readonly_data_section)
1430 (som_one_only_data_section, forget_section): Delete.
1431 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1432 (TARGET_ASM_INIT_SECTIONS): Define.
1433 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1435 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1436 (private_data_section, read_only_private_data_section): New variables.
1437 (sdata2_section, toc_section): New variables.
1438 (rs6000_file_start): Use switch_to_section.
1439 (rs6000_assemble_integer): Use comparisons against in_section
1440 instead of calling in_toc_section and in_text_section. Use
1441 unlikely_text_section_p.
1442 (rs6000_elf_output_toc_section_asm_op): New function, derived
1443 from the old rs6000/sysv4.h toc_section function.
1444 (rs6000_elf_asm_init_sections): New function.
1445 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1446 the section rather than emitting assembly code.
1447 (machopic_output_stub): Use switch_to_section.
1448 (toc_section): Delete dummy function.
1449 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1450 switch_to_section and get_section.
1451 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1452 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1453 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1454 the old rs6000/xcoff.h toc_section function.
1455 (rs6000_xcoff_asm_init_sections): New function.
1456 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1457 the section rather than emitting assembly code.
1458 (rs6000_xcoff_file_start): Use switch_to_section.
1459 (rs6000_xcoff_file_end): Likewise.
1460 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1461 (sdata2_section, sbss_section, private_data_section): Delete.
1462 (read_only_data_section, read_only_private_data_section): Delete.
1463 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1464 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1465 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1466 (FINI_SECTION_FUNCTION): Delete.
1467 (TARGET_ASM_INIT_SECTIONS): Define.
1468 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1469 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1470 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1471 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1472 (READONLY_DATA_SECTION): Delete.
1473 (TARGET_ASM_INIT_SECTIONS): Define.
1474 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1475 to NULL rather than no_section.
1476 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1478 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1480 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1481 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1482 from call to current_function_section.
1484 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1485 (bss100_section): New variable.
1486 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1487 (xstormy16_asm_init_sections): New function.
1488 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1489 switch_to_section and get_section.
1490 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1491 from calls to current_function_section.
1492 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1493 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1494 (TARGET_ASM_INIT_SECTIONS): Define.
1495 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1497 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1498 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1499 (FINI_SECTION_FUNCTION): Delete.
1501 * config/v850/v850.c: Include gt-v850.h.
1502 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1503 (zbss_section): New variables.
1504 (v850_output_aligned_bss): Use switch_to_section.
1505 (v850_asm_init_sections): New function.
1506 (v850_select_section): Return the section rather than emitting
1508 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1509 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1510 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1511 (TARGET_ASM_INIT_SECTIONS): Define.
1512 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1513 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1514 (zbss_section): Delete.
1516 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1518 * config/vx-common.h (vxworks_exception_section): Delete.
1519 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1521 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1522 section rather than emitting assembly code.
1523 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1526 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1527 * coretypes.h (section): New union and typedef.
1528 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1529 from call to current_function_section.
1530 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1531 (dbxout_symbol_location): Use switch_to_section.
1532 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1533 most of the code into...
1534 (default_eh_frame_section): ...here. Return a section.
1535 (collect2_eh_frame_section): Delete, moving most of the code into..
1536 (switch_to_eh_frame_section): ...this new function.
1537 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1538 (debug_macinfo_section, debug_line_section, debug_loc_section)
1539 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1541 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1542 eh_frame_section. Use switch_to_section and get_section.
1543 (dwarf2out_begin_prologue): Use switch_to_section.
1544 (AT_string_form): Check the flags in debug_str_section instead of
1545 DEBUG_STR_SECTION_FLAGS.
1546 (output_comp_unit): Use switch_to_section, get_section, and
1548 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1549 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1550 from call to current_function_section.
1551 (dwarf2out_var_location): Use unlikely_text_section_p.
1552 (dwarf2out_source_line): Use switch_to_section. Remove argument
1553 from call to current_function_section.
1554 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1555 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1556 debug_macinfo_section.
1557 (dwarf2out_init): Initialize the new section variables. Use them
1558 instead of calls to named_section_flags. Use switch_to_section.
1559 (output_indirect_string): Use switch_to_section and debug_str_section.
1560 (dwarf2out_finish): Use switch_to_section and the new section
1562 * except.c (default_exception_section): Return the section instead
1563 of emitting assembly code.
1564 (output_function_exception_table): Use the global exception_section
1565 variable instead of the target hook. Use switch_to_section. Remove
1566 argument from call to current_function_section.
1567 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1568 (shorten_branches): Use pointer comparisons to detect whether the
1569 text section is the same as readonly_data_section.
1570 (profile_function): Use switch_to_section. Remove argument from
1571 call to current_function_section.
1572 (final_scan_insn): Likewise. Update use of last_text_section.
1573 * gengtype.c (open_base_files): Add an include of output.h.
1574 * output.h (text_section, data_section, readonly_data_section)
1575 (ctors_section, dtors_section, bss_section, init_section)
1576 (fini_section, sdata_section): Turn into section pointers.
1577 (in_text_section, in_unlikely_text_section, exports_section)
1578 (drectve_section, named_section, mergeable_string_section)
1579 (last_text_section_name): Delete.
1580 (default_exception_section, default_eh_frame_section): Return sections.
1581 (SECTION_DECLARED, SECTION_NAMED): New macros.
1582 (SECTION_MACH_DEP): Bump value.
1583 (section_common, named_section, unnamed_section): New structures.
1584 (unnamed_section_callback): New typedef.
1585 (section): New union.
1586 (sbss_section, exception_section, eh_frame_section): New variables.
1587 (in_section, last_text_section): Turn into section pointers.
1588 (get_unnamed_section, get_section, get_named_section): New functions.
1589 (mergeable_constant_section, function_section): Return a section.
1590 (unlikely_text_section): Likewise.
1591 (current_function_section): Likewise. Remove the decl argument.
1592 (unlikely_text_section_p, switch_to_section): New functions.
1593 (output_section_asm_op): New function.
1594 (set_named_section_flags, named_section_flags, named_section_real)
1595 (named_section_first_declaration): Delete.
1596 (default_select_section, default_elf_select_section): Return a section.
1597 (default_elf_select_section_1, default_function_rodata_section)
1598 (default_no_function_rodata_section, default_select_rtx_section)
1599 (default_elf_select_rtx_section): Likewise.
1600 * rtl.h (in_data_section): Delete.
1601 * sdbout.c (sdbout_one_type): Use switch_to_section.
1602 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1603 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1604 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1605 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1606 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1607 (TARGET_ASM_OUT): Update after above changes.
1608 * target.h (init_sections): New hook.
1609 (exception_section, eh_frame_section): Delete.
1610 (select_section, select_rtx_section, function_rodata_section): Return
1611 a section rather than emitting assembly code.
1612 * varasm.c (text_section, data_section, readonly_data_section)
1613 (ctors_section, dtors_section, bss_section, init_section)
1614 (fini_section): Turn into section pointers.
1615 (sdata_section, sbss_section, exception_section): New variables.
1616 (eh_frame_section): New variable.
1617 (in_section): Make global and turn into a section pointer.
1618 (last_text_section): Turn into a section pointer.
1619 (unnamed_sections): New variable.
1620 (in_named_name, last_text_section_name): Delete.
1621 (EXTRA_SECTION_FUNCTIONS): Delete.
1622 (in_named_entry): Delete.
1623 (section_htab): New variable, replacing...
1624 (in_named_htab): ...this deleted variable.
1625 (section_entry_eq, section_entry_hash): New functions, based on...
1626 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1627 (get_unnamed_section, get_section): New functions.
1628 (unlikely_text_section): Return a section instead of emitting
1630 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1631 (get_named_section_flags, named_section_first_declaration): Delete.
1632 (unlikely_text_section_p): New function.
1633 (named_section_real, named_section): Delete.
1634 (get_named_section): New function.
1635 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1636 (function_section): Return a section rather than emitting
1638 (current_function_section): Likewise. Remove argument. Use
1639 last_text_section if nonnull, otherwise use function_section.
1640 (default_function_rodata_section): Return a section rather than
1641 emitting assembly code. Use get_section.
1642 (default_no_function_rodata_section): Return a section rather than
1643 emitting assembly code.
1644 (variable_section): Use switch_to_section and get_named_section.
1645 (mergeable_string_section): Return a section rather than emitting
1646 assembly code. Use get_section. Make static. Don't take special
1647 countermeasures for empty strings.
1648 (mergeable_constant_section): Return a section rather than emitting
1649 assembly code. Use get_section.
1650 (default_named_section_asm_out_destructor): Use switch_to_section
1652 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1653 (default_named_section_asm_out_constructor): Use switch_to_section
1655 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1656 (assemble_start_function): Likewise. Set last_text_section to
1657 NULL rather than no_section. Change the type of save_section.
1658 (assemble_zeros, assemble_variable): Use the section flags to detect
1659 whether or not a section is text.
1660 (assemble_static_space): Use switch_to_section.
1661 (assemble_trampoline_template): Likewise.
1662 (output_constant_def_contents): Use switch_to_section and
1664 (output_constant_pool_1): Use switch_to_section. Use the section
1665 flags to see whether sections contain mergeable data.
1666 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1667 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1668 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1669 whether a section has already been declared.
1670 (default_select_section, default_elf_select_section): Return a
1671 section rather than emitting assembly code.
1672 (default_elf_select_section_1): Likewise. Use bss_section for
1673 SECCAT_BSS if nonnull. Use get_named_section.
1674 (default_select_rtx_section): Return a section rather than
1675 emitting assembly code.
1676 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1677 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1678 (output_section_asm_op, switch_to_section): New functions.
1679 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1682 * doc/tm.texi: Expand the introduction to the sections documentation.
1683 (TRAMPOLINE_SECTION): Document new interface.
1684 (SDATA_SECTION_ASM_OP): Document new macro.
1685 (READONLY_DATA_SECTION): Delete.
1686 (SDATA_SECTION_ASM_OP): Document new macro.
1687 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1688 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1689 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1690 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1691 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1693 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1695 * gcc.c (init_gcc_specs): Match braces inside conditionally
1698 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1700 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1702 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1705 * tree.c (integer_all_onesp): Always return true if all bits on.
1707 * testsuite/g++.dg/init/array0.C: New.
1709 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1711 * doc/md.texi: Adapt to implementation.
1713 2005-12-06 Andreas Schwab <schwab@suse.de>
1715 * opts.c (decode_options): Fix typo in message.
1717 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1720 * longlong.h: Merge PPC tests from upstream.
1722 2005-12-06 Richard Guenther <rguenther@suse.de>
1724 * fold-const.c (fold_convert): Do not build and fold
1725 CONVERT_EXPR, but always use NOP_EXPR.
1727 2005-12-06 Jan Beulich <jbeulich@novell.com>
1729 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1730 __builtin_ia32_paddq and __builtin_ia32_subq.
1731 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1732 __builtin_ia32_pshufw.
1733 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1735 2005-12-05 James E Wilson <wilson@specifix.com>
1738 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1741 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1743 * print-tree.c (print_node): Ditto.
1744 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1745 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1746 before accessing DECL_ARTIFICIAL.
1747 Handle new tag tree codes.
1748 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1750 (unmodifiable_var_p): Ditto.
1751 * tree-flow.h (mem_tag_kind): Remove.
1752 (struct var_ann_d): Remove mem_tag_kind member.
1753 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1754 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1755 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1756 (group_aliases): Ditto.
1757 (setup_pointers_and_addressables): Ditto.
1758 (is_escape_site): Ditto.
1759 (may_alias_p): Ditto.
1760 (create_tag_raw): New function.
1761 (create_memory_tag): Use it.
1762 (dump_alias_info): Update for tags.
1763 (may_be_aliased): Ditto.
1764 (add_type_alias): Ditto.
1765 (new_type_alias): Ditto.
1766 (create_sft): Ditto.
1767 (create_structure_vars): Ditto.
1768 * tree-ssa-ccp.c (get_default_value): Ditto.
1769 * tree-ssa-operands.c (get_expr_operands): Ditto.
1770 (add_stmt_operand): Ditto.
1771 (add_call_clobber_ops): Remove duplicated condition.
1772 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1774 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1775 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1776 * tree.c (init_ttree): Update structures for new tree codes.
1777 (tree_code_size): Update sizes for new tree codes.
1778 (make_node_stat): Don't try to set common things on minimal
1780 (tree_node_structure): Update for tags.
1781 (is_global_var): Ditto.
1782 * tree.def: Add new tree codes.
1783 * tree.h (MTAG_P): New macro.
1784 (TREE_MEMORY_TAG_CHECK): Ditto.
1785 (SSA_VAR_P): Update for tags.
1786 (struct tree_memory_tag): New structure.
1787 (MTAG_GLOBAL): New macro.
1788 (union tree_node): Add memory tag member.
1789 * treestruct.def (TS_MEMORY_TAG): New.
1791 2005-12-05 Dale Johannesen <dalej@apple.com>
1793 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1794 what was approved (PR 24323).
1796 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1798 * doc/c-tree.texi (Function Bodies): Remove description of
1801 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1803 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1804 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1805 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1806 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1807 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1808 __divxc3): Document.
1810 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1812 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1814 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1815 hook_bool_void_false.
1816 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1817 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1819 * config/darwin.c (machopic_select_section): It's not defined
1820 as weak if it's only marked as weak_import.
1822 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1825 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1826 A hidden weak object does bind locally. Strong linkonce data
1827 counts like any other strong symbol for binding.
1828 (weak_finish_1): Don't specially handle weakrefs, they no longer
1830 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1831 * c-common.c (handle_alias_attribute): Allow static aliases
1833 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1834 * gthr-dce.h: Make weakrefs static.
1835 * gthr-tpf.h: Likewise.
1836 * gthr-solaris.h: Likewise.
1837 * gthr-posix.h: Likewise.
1838 * gthr-posix95.h: Likewise.
1839 * config/darwin.c (darwin_encode_section_info): static weakref
1840 variables are not necessarily defined in this translation unit.
1841 * doc/extend.texi (Function Attributes): Mention that an alias
1842 attribute creates a definition for the thing it's attached to.
1843 Change the documentation for weakref to say that the thing
1844 it's attached to must be static.
1846 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1847 we don't go into an infinite loop.
1849 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1851 * config/rs6000/predicates.md (logical_const_operand): Split
1852 out of logical_operand.
1853 (logical_operand): Use it.
1854 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1855 logical_const_operand.
1857 2005-12-05 Jan Beulich <jbeulich@novell.com>
1859 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1860 and IX86_BUILTIN_CMPNESS.
1861 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1862 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1863 * config/i386/i386.md (movti_internal): Correct type attribute.
1864 Simplify mode attribute.
1865 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1866 Correct type attribute.
1867 (absxf2): Correct operator.
1868 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1869 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1870 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1872 (sse2_vmsqrtv2df2): Correct mode attribute.
1874 2005-12-05 Jan Beulich <jbeulich@novell.com>
1876 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1877 16 bits. Provide insn pattern for this case.
1879 2005-12-05 Jan Beulich <jbeulich@novell.com>
1881 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1883 (__popcountDI2): Likewise.
1885 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1888 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1889 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1890 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1893 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1895 * c-typeck.c (null_pointer_constant_p): New function.
1896 (build_conditional_expr, build_c_cast, convert_for_assignment,
1897 build_binary_op): Use it.
1899 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1901 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1902 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1904 (check_function_arguments_recurse): Allow both NOP_EXPR and
1905 CONVERT_EXPR but check conversions preserve precision.
1906 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1907 but check conversions preserve precision.
1908 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1911 2005-12-04 Roger Sayle <roger@eyesopen.com>
1914 * common.opt (Wstring-literal-comparison): New command line option.
1915 * c-opts.c (c_common_handle_option): Set it with -Wall.
1916 * c-typeck.c (parser_build_binary_op): Issue warning if either
1917 operand of a comparison operator is a string literal, except for
1918 testing equality or inequality against NULL.
1920 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1922 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1924 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1925 of building a NOP_EXPR.
1926 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1928 * c-convert.c (convert): Use fold_convert instead of building
1929 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1930 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1932 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1933 NOP_EXPR the same as CONVERT_EXPR.
1934 * c-typeck.c (build_function_call): Use fold_convert instead of
1935 building a NOP_EXPR directly.
1936 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1938 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1940 PR rtl-optimization/25197
1941 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1944 2005-12-02 Stuart Hastings <stuart@apple.com>
1946 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1949 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1951 * c-typeck.c (default_function_array_conversion,
1952 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1953 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1954 orig_op2. Don't check them for NOP_EXPR.
1955 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1956 around integer zero.
1958 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1960 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1961 toc_save_offset, toc_size, lr_size.
1962 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1963 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1964 Adjust for removal of unused rs6000_stack_t fields.
1965 (debug_stack_info): Adjust.
1966 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1967 first, and don't bother checking for set/inc of lr on sibcalls.
1968 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1970 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1973 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1974 5 if operand 1 is not aligned. Undo previous constraint change.
1975 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1977 2005-12-02 Richard Guenther <rguenther@suse.de>
1979 * tree.h (build): Remove prototype.
1980 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1981 * tree.c (build): Remove.
1982 (build0_stat): Update comment.
1984 2005-12-02 Richard Guenther <rguenther@suse.de>
1986 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1987 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1989 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1990 maybe_fold_offset_to_component_ref): Likewise.
1991 * tree-ssa-dom.c (thread_across_edge,
1992 simplify_rhs_and_lookup_avail_expr,
1993 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1995 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1996 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1997 lower_try_finally_switch): Likewise.
1998 * tree-if-conv.c (add_to_dst_predicate_list,
1999 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2000 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2001 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2002 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2003 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2004 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2005 gimplify_init_ctor_eval, gimplify_init_constructor,
2006 gimplify_variable_sized_compare, gimplify_boolean_expr,
2007 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2008 gimplify_expr, gimplify_body, gimplify_function_tree,
2009 force_gimple_operand): Likewise.
2010 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2011 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2012 mx_register_decls): Likewise.
2013 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2014 get_frame_field, finalize_nesting_tree_1): Likewise.
2015 * tree-inline.c (setup_one_parameter): Likewise.
2016 * tree-vect-transform.c (vectorizable_condition): Likewise.
2017 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2019 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2020 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2021 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2022 * tree-chrec.h (build_polynomial_chrec): Likewise.
2024 2005-12-02 Richard Guenther <rguenther@suse.de>
2026 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2027 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2028 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2029 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2030 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2031 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2032 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2034 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2035 sh_adjust_unroll_max): Likewise.
2036 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2037 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2038 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2040 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2042 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2045 2005-12-02 Richard Guenther <rguenther@suse.de>
2047 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2048 simplify_cond_using_ranges): Use buildN instead of build.
2049 * tree-tailcall.c (adjust_accumulator_values,
2050 adjust_return_value): Likewise.
2051 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2052 generate_element_copy, generate_element_zero,
2053 generate_one_element_init): Likewise.
2054 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2055 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2056 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2057 perfect_nestify): Likewise.
2059 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2061 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2063 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2065 * ggc.h (GGC_RESIZEVEC): New.
2067 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2069 * gcc.c (execute): Improve readability.
2071 2005-12-02 Richard Guenther <rguenther@suse.de>
2073 * tree-cfg.c (mark_used_vars): New function.
2074 (dump_function_to_file): Dump only used VAR_DECLs.
2076 2005-12-02 Richard Guenther <rguenther@suse.de>
2078 * convert.c (convert_to_integer): Fix compare for nonpositive
2079 constant to use tree_int_cst_sgn <= 0.
2081 2005-12-02 Richard Guenther <rguenther@suse.de>
2083 * convert.c (convert_to_integer): Use fold_convert instead
2084 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2085 instead of comparing against 0. Use build_int_cst instead
2086 of converting integer_zero_node.
2088 2005-12-02 Richard Guenther <rguenther@suse.de>
2090 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2093 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2096 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2099 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2102 * function.c (expand_function_end): Emit blockage for unwinder
2105 2005-12-01 Roger Sayle <roger@eyesopen.com>
2107 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2108 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2109 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2110 integer constant comparisons.
2112 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2113 Janis Johnson <janis187@us.ibm.com>
2114 David Edelsohn <dje@watson.ibm.com>
2115 Ben Elliston <bje@au.ibm.com>
2117 * dfp.h, dfp.c: New files.
2118 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2119 (DECNUM_H): Likewise.
2120 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2121 (INCLUDES): Append $(DECNUMINC).
2122 (OBJS-common): Add dfp.o.
2124 * real.h (EXP_BITS): Pinch one bit to ..
2125 (struct real_value): Add decimal field.
2126 (real_format): Change table size, update documentation.
2127 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2128 (real_from_string3): Declare.
2129 (decimal_single_format): Declare.
2130 (decimal_double_format): Declare.
2131 (decimal_quad_format): Declare.
2132 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2133 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2134 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2135 * real.c: Include dfp.h.
2136 (normalize): Early return for decimal floats.
2137 (do_add): Zero decimal field.
2138 (do_compare): Call do_decimal_compare for decimal floats.
2139 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2140 (real_arithmetic): Call decimal_real_arithmetic for decimal
2141 floating point operands.
2142 (real_identical): If a and b are of differing radix, return false.
2143 (real_to_integer): Call decimal_real_to_integer if the value is a
2145 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2146 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2147 (real_to_hexadecimal): Place "N/A" in the return string for
2149 (real_from_string3): New variant, given a mode.
2150 (real_maxval): Use decimal_real_maxval for decimal floats.
2151 (round_for_format): Use decimal_round_for_format for decimals.
2152 (real_convert): Use decimal_real_convert where appropriate.
2153 (significand_size): Handle base 10.
2154 (encode_decimal_single, decode_decimal_single,
2155 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2156 decode_decimal_quad): New functions.
2157 (decimal_single_format): New.
2158 (decimal_double_format): New.
2159 (decimal_quad_format): New.
2160 * machmode.def: Add SD, DD and TD decimal floating point modes.
2161 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2162 Include MODE_DECIMAL_FLOAT.
2163 (DECIMAL_FLOAT_MODE_P): New.
2164 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2165 * genmodes.c (struct mode_data): Add counter field.
2166 (struct mode_data): Update comment for format.
2167 (blank_mode): Initialise counter field.
2168 (new_mode): Increment counter field for each mode defined.
2169 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2171 (make_complex_modes): Handle modes containing `D'.
2172 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2173 (make_decimal_float_mode): New.
2174 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2175 (cmp_modes): Compare counter field if other characteristics
2177 (emit_real_format_for_mode): Support formats for decimal floats.
2178 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2179 Document MODE_DECIMAL_FLOAT.
2181 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2183 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2186 2005-12-01 Richard Henderson <rth@redhat.com>
2188 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2190 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2192 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2194 * config/pa/pa.c (pa_init_builtins): If we detect
2195 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2198 2005-12-01 Richard Guenther <rguenther@suse.de>
2200 * fold-const.c (fold_binary): Use fold_build2, not
2203 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2205 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2207 * vec.h (VEC_block_remove): New.
2209 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2212 * c-common.c (lvalue_error): Fix wording.
2214 2005-12-01 Richard Guenther <rguenther@suse.de>
2216 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2217 thinko in last patch.
2219 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2221 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2222 than -flat_namespace.
2224 2005-12-01 Ben Elliston <bje@au.ibm.com>
2226 * mklibgcc.in: Parameterise the script to build soft float
2227 functions by iterating over each type, rather than cloning the
2230 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2233 * builtins.c (fold_builtin_fputs): Defer check for missing
2234 replacement functions.
2236 2005-11-30 Kean Johnston <jkj@sco.com>
2238 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2239 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2241 2005-11-30 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/22501
2244 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2245 function split out from ...
2246 (forward_propagate_addr_expr): ... here. Use it to propagate
2247 ADDR_EXPRs to all uses.
2249 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2251 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2252 * builtins.c (expand_builtin_mathfn): Use them.
2253 (expand_builtin_mathfn_2): Likewise.
2254 (expand_builtin_mathfn_3): Likewise.
2255 (expand_builtin_int_roundingfn): Likewise.
2256 (expand_builtin): Likewise.
2257 (integer_valued_real_p): Likewise.
2258 (fold_builtin_int_roundingfn): Likewise.
2259 (fold_builtin_bitop): Likewise.
2260 (fold_builtin_logarithm): Likewise.
2261 (fold_builtin_1): Likewise.
2262 * convert.c (convert_to_integer): Likewise.
2263 * fold-const.c (negate_mathfn_p): Likewise.
2264 (tree_expr_nonnegative_p): Likewise.
2266 2005-11-30 Dale Johannesen <dalej@apple.com>
2267 Andrew Pinski <pinskia@physics.uc.edu>
2269 * combine.c (find_split_point): Sign extend bitmask
2270 when changing bitfield assignment to IOR of AND.
2272 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2274 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2275 clobber to scratch reg.
2276 (*decrement_and_branch_until_zero_no_clobber): Remove.
2277 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2278 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2279 * config/ms1/ms1.opt (mmul): Remove.
2280 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2281 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2283 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2284 Bernd Schmidt <bernd.schmidt@analog.com>
2286 * pa/predicates.md (symbolic_operand): Add comment.
2287 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
2288 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
2289 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
2290 (pa_secondary_reload_class): Delete.
2291 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
2292 and pa_secondary_reload_class. Reorder some checks. Update inline
2293 copy of symbolic operand.
2294 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
2296 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2298 * loop-doloop.c (add_test): Only add jump notes if we did emit a
2301 2005-11-30 Jeff Law <law@redhat.com>
2303 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
2304 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2306 2005-11-30 Jakub Jelinek <jakub@redhat.com>
2308 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
2309 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
2310 (ia64_expand_move): Adjust caller.
2312 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
2313 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
2316 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
2318 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2319 Always produce an output if we can remove NEGs or canonicalize
2320 (minus (minus ...)) expressions. Provide a fast path for the
2322 (simplify_gen_binary): Do not call simplify_plus_minus.
2323 (simplify_binary_operation_1): Reassociate at the end of the
2326 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2328 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2329 moves and unpack to speed up.
2331 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2333 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2334 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2335 (gen_v9_scc): Update callers.
2336 * config/sparc/sparc.md: Likewise.
2337 * config/sparc/sparc-protos.h: Update extern declaration.
2339 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2341 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2343 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2346 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2348 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2349 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2350 (negate_expr): Here.
2352 2005-11-29 Ben Elliston <bje@au.ibm.com>
2354 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2355 Fix typo in comment.
2357 2005-11-29 Ben Elliston <bje@au.ibm.com>
2359 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2360 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2362 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2366 * builtins.c (init_target_chars): New.
2367 (expand_builtin_printf, expand_builtin_fprintf,
2368 expand_builtin_sprintf, fold_builtin_sprintf,
2369 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2370 fold_builtin_snprintf_chk, fold_builtin_printf,
2371 fold_builtin_fprintf): Check for matching format strings using
2374 2005-11-29 Paul Brook <paul@codesourcery.com>
2376 * config.gcc: Do not use fixproto on m68k-elf.
2378 2005-11-28 Roger Sayle <roger@eyesopen.com>
2380 * expmed.c (div_cost): Replace with...
2381 (sdiv_cost, udiv_cost): New.
2382 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2383 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2384 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2385 (expand_divmod): Replace use of div_cost with either sdiv_cost
2386 or udiv_cost depending upon the signedness of the operation.
2388 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2391 * config/darwin.c (machopic_indirection_name,
2392 machopic_output_indirection): Follow transparent alias chain.
2394 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2396 * varasm.c (ultimate_transparent_alias_target): Add comment.
2398 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2400 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2401 SET_SRC instead of XEXP where appropriate.
2403 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2405 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2408 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2410 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2411 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2414 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2416 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2417 secondary_input_reload_class, made static. Adapt to new
2419 (secondary_output_reload_class): Delete.
2420 (TARGET_SECONDARY_RELOAD): New macro.
2421 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2422 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2424 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2427 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2428 when its natural alignment is > BITS_PER_UNIT.
2429 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2430 * c-common.c (handle_packed_attribute): Ignore packing on a field
2431 whose type is naturally char aligned.
2433 2005-11-28 Richard Guenther <rguenther@suse.de>
2435 * c-common.c (strict_aliasing_warning): Handle all
2436 component-ref like accesses.
2438 2005-11-28 Roger Sayle <roger@eyesopen.com>
2439 Uros Bizjak <uros@kss-loka.si>
2442 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2443 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2444 when flag_unsafe_math_optimizations is set and
2445 we don't care about NaNs or Infinities.
2447 Move x/expN(y) and x/pow(y,z) transformation into common
2448 flag_unsafe_math_optimizations section.
2450 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2452 * gcc.c (main): Change type of argv to "char **".
2454 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2456 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2457 small data sections.
2458 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2459 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2460 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2461 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2462 output locals to sbss if !rs6000_elf_in_small_data_p.
2463 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2465 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2468 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2469 generated by reload.
2470 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2471 indexed_or_indirect_address.
2472 (indexed_or_indirect_address): Don't test for base reg. Call
2473 address_operand last. Make it a special predicate.
2475 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2477 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2479 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2482 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2484 (negate_expr): Likewise.
2486 2005-11-27 Andreas Schwab <schwab@suse.de>
2488 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2491 2005-11-27 Steven Bosscher <stevenb@suse.de>
2493 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2494 has EH predecessor edges.
2496 2005-11-26 Eric Christopher <echristo@apple.com>
2498 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2499 register stalls by zero extending to the full register.
2501 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2503 * config/floatunsisf.c, config/floatunsidf.c,
2504 config/floatunsixf.c, config/floatunsitf.c: New files.
2505 * config/ia64/t-hpux: Add floatunsitf.c.
2506 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2507 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2509 2005-11-26 Richard Henderson <rth@redhat.com>
2511 * c-lex.c (pragma_lex): Rename from c_lex.
2512 * c-pch.c: Update for pragma_lex rename.
2513 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2514 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2515 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2516 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2517 * doc/tm.texi: Likewise.
2519 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2522 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2523 when overflow is undefined.
2525 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2527 * doc/md.texi (Insn Canonicalizations): Refer to the
2528 function commutative_operand_precedence for further rules.
2530 2005-11-25 Roger Sayle <roger@eyesopen.com>
2533 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2534 is less than zero. Limit mult_cost to a reasonable upper bound for
2535 the synthetic multiplication sequence.
2537 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2540 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2541 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2542 Lookup the explicit replacement functions for any unlocked
2543 stdio builtin transformations.
2545 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2547 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2549 * targhooks.c (default_secondary_reload): Don't require operand 2
2550 for an input reload to be earlyclobber.
2552 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2554 * fold-const.c (negate_mathfn_p): Fix comment and add support
2555 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2558 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2561 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2562 _Q_ulltoq for unsigned conversions from SImode and DImode to
2565 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2567 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2568 (__floatundidf, __floatundisf): Likewise.
2570 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2572 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2573 (rs6000_override_options): Remove initialization of
2574 rs6000_sr_alias_set.
2575 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2576 (rs6000_emit_stack_tie): Same.
2577 (emit_frame_save): Same.
2578 (gen_frame_mem_offset): Same.
2579 (rs6000_emit_prologue): Same.
2580 (rs6000_emit_epilogue): Same.
2582 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2585 * fold-const.c (fold_build): Convert bool_var != 1 and
2586 bool_var == 0 to !bool_var.
2588 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2591 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2592 for C being INTEGER_CST. Likewise for !=.
2594 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2597 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2598 unsigned conversions from SImode to TFmode.
2600 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2602 * expr.c (expand_expr_real_1): Fix error in last change.
2604 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2606 * caller-save.c: (this_insn_sets): Move into:
2607 (save_call_clobbered_regs).
2608 (mark_set_regs): Get this_insn_sets from data.
2610 (save_call_clobbered_regs): Take sets of the return value by
2611 sibcalls into account.
2613 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2616 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2617 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2618 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2619 (memory_move_secondary_cost, init_reg_autoinc): Remove
2620 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2621 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2622 secondary_reload_class call.
2623 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2625 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2626 (push_secondary_reload): Use secondary_reload target hook.
2627 (secondary_reload_class, scratch_reload_class): New functions.
2628 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2629 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2630 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2631 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2632 (secondary_reload_class, scratch_reload_class): Declare.
2633 * reload1.c: Include target.h.
2634 (reload_adjust_reg_for_temp): New function.
2635 (reload_adjust_reg_for_icode): Likewise.
2636 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2637 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2639 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2640 for inheritance. Support case when both secondary & tertiary reloads
2641 are for intermediate registers.
2642 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2643 with secondary_reload_class call. Support case when both secondary
2644 & tertiary reloads are for intermediate registers.
2645 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2646 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2647 * target.h (secondary_reload_info): New struct / typedef.
2648 (struct gcc_target): New member secondary_reload.
2649 * targhooks.c Include reload.h, optabs.h and recog.h.
2650 (default_secondary_reload): New function.
2651 * targhooks.h (default_secondary_reload): Declare.
2652 * doc/tm.texi: Document secondary_reload target hook. Update
2653 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2654 * doc/md.texi: Likewise.
2656 * sh-protos.h (sh_secondary_reload): Declare.
2657 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2658 (sh_secondary_reload): New function.
2659 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2660 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2661 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2662 (HAVE_SECONDARY_RELOADS): Define.
2663 * sh.md (reload_indf): Rename to:
2665 (reload_outdf): Rename to:
2666 (reload_outdf__RnFRm).
2667 (reload_insf): Rename to:
2669 (reload_insi): Rename to:
2670 (reload_insi__i_fpul).
2672 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2674 * configure.ac: Require at least texinfo 4.4.
2675 * configure: Regenerate.
2677 * doc/install.texi (Tools/packages necessary for building GCC):
2678 Update required version of texinfo to at least 4.4.
2679 (Installing GCC: Building): Update required version of texinfo
2681 (Installing GCC: Final installation): Update required version
2682 of texi2dvi to at least 4.4.
2683 (Host/target specific installation notes for GCC): Update required
2684 version of texinfo to at least 4.4.
2686 2005-11-24 Richard Guenther <rguenther@suse.de>
2687 Dirk Mueller <dmueller@suse.de>
2690 * c-common.h (strict_aliasing_warning): Declare.
2691 * c-common.c (strict_aliasing_warning): New function,
2693 * c-typeck.c (build_c_cast): ... here.
2695 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2697 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2699 (swap_commutative_operands_with_target): New.
2701 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2703 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2704 also when doing PRE, rather than only for global CPROP.
2706 2005-11-24 Ben Elliston <bje@au.ibm.com>
2708 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2709 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2711 (expand_twoval_unop): Likewise.
2712 (widen_clz): Likewise.
2713 (expand_parity): Likewise.
2714 (expand_unop): Likewise.
2715 (emit_cmp_and_jmp_insn_1): Likewise.
2716 (prepare_float_lib_cmp): Likewise.
2718 2005-11-24 Ben Elliston <bje@au.ibm.com>
2720 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2721 Remove unused `class' variable.
2723 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2726 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2727 C/C++ diagnostic function warn_array_subscript_with_type_char.
2728 * c-common.h (warn_array_subscript_with_type_char): Declare.
2729 * c-common.c (warn_array_subscript_with_type_char): Define.
2731 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2734 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2735 compiling at the intersection of C and C++.
2737 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2739 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2740 List @file in the option summary. Include the libiberty
2741 documentation for @file.
2742 * gcc.c (main): Call expandargv.
2743 * Makefile.in (gcc-vers.texi): Define srcdir.
2745 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2747 * passes.c (init_optimization_passes): Document
2748 sequencing of passes.
2750 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2752 * config/m68k/predicates.md (pcrel_address, extend_operator,
2753 post_inc_operand, pre_dec_operand): Remove redundant
2755 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2757 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2759 2005-11-23 Ben Elliston <bje@au.ibm.com>
2761 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2763 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2765 Preparatory work for PR target/21623:
2766 * alpha.c (secondary_reload_class): Rename to:
2767 (alpha_secondary_reload_class).
2768 * alpha.h, alpha-protos.h: Likewise.
2769 * mn10300.c (secondary_reload_class): Rename to:
2770 (mn10300_secondary_reload_class).
2771 * mn10300.h, mn10300-protos.h: Likewise.
2772 * pa.c (secondary_reload_class): Rename to:
2773 (pa_secondary_reload_class).
2774 * pa.h, pa-protos.h: Likewise.
2775 * rs6000.c (secondary_reload_class): Rename to:
2776 rs6000_secondary_reload_class.
2777 * rs6000.h, rs6000-protos.h: Likewise.
2779 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2782 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2784 2005-11-22 Ian Lance Taylor <ian@airs.com>
2786 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2788 (prepare_cmp_insn): Likewise.
2790 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2793 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2794 if both operands[0] and operands[1] are memory.
2796 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2799 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2800 COMPARISON_CLASS_P and an integral types create create a new
2801 expression with the new type and fold that.
2803 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2806 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2807 to SUBTARGET_OS_CPP_BUILTINS.
2809 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2811 * arm.c (emit_set_insn): New function.
2812 (arm_split_constant): Call it.
2813 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2814 (arm_legitimize_address): Likewise. Use plus_constant.
2815 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2816 (thumb_expand_prologue): Likewise.
2817 (arm_gen_load_multiple): Use VOIDmode in SET.
2818 (arm_gen_store_multiple): Likewise.
2819 (vfp_emit_fstmx): Likewise. Use plus_constant.
2820 (emit_multi_reg_push): Likewise.
2821 (emit_sfm): Use plus_constant.
2823 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2826 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2829 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2832 * expmed.c (store_bit_field): Don't attempt to insv a field
2833 larger than the reg.
2835 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2838 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2839 explicit sign extension, not a (char) cast.
2841 2005-11-22 Ben Elliston <bje@au.ibm.com>
2843 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2844 GET_MODE_CLASS (x) == MODE_FLOAT.
2845 * config/i386/i386.c: Likewise.
2846 * config/rs6000/xcoff.h: Likewise.
2847 * config/rs6000/linux64.h: Likewise.
2848 * config/rs6000/rs6000.c: Likewise.
2849 * config/rs6000/rs6000.h: Likewise.
2850 * config/rs6000/predicates.md: Likewise.
2851 * config/rs6000/sysv4.h: Likewise.
2853 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2855 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2858 * config/alpha/freebsd.h, config/alpha/linux.h,
2859 config/arm/linux-elf.h, config/bfin/bfin.h,
2860 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2861 config/i386/beos-elf.h, config/i386/gnu.h,
2862 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2863 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2864 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2865 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2866 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2867 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2868 config/sparc/linux.h, config/sparc/linux64.h,
2869 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2871 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2872 are both defined when either flag -fpic or -fPIC are used.
2874 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2876 * config/fp-bit.c (clzusi): New function.
2877 (si_to_float, usi_to_float): Use it to compute proper shift.
2878 (usi_to_float): Preserve guard bits when shifting right.
2879 * libgcc-std.ver (GCC_4.2.0): New version.
2880 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2881 __floatundisf): New functions.
2882 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2883 __floatundisf): Declare.
2884 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2885 _floatundixf, and _floatunditf.
2886 * optabs.c (expand_float): If target does not define a pattern for
2887 signed or unsigned conversion, use an unsigned libcall instead of
2889 (init_optabs): Initialize ufloat_optab.
2891 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2893 * config/rs6000/rs6000.opt (mmulhw): New option.
2894 * doc/invoke.texi (-mmulhw): Document.
2895 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2897 * config/rs6000/rs6000.md: Add half-word multiply and
2898 multiply-accumulate instructions for 405 and 440.
2900 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2902 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2903 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2904 default now includes a linker group which makes the RTEMS one nest.
2906 2005-11-22 Ben Elliston <bje@au.ibm.com>
2908 * cse.c (fold_rtx): Typo fix.
2909 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2911 2005-11-21 Richard Henderson <rth@redhat.com>
2913 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2914 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2916 * c-tree.h (lookup_name): Move declaration ...
2917 * c-common.h (lookup_name): ... here.
2918 * config/darwin-c.c: Include c-common.h.
2919 * config/t-darwin: Update dependencies.
2921 2005-11-22 Ben Elliston <bje@au.ibm.com>
2923 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2924 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2925 * genopinit.c (gen_insn): Likewise.
2926 * reload.c (find_equiv_reg): Likewise.
2927 * loop.c (load_mems): Likewise.
2928 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2929 * cse.c (find_comparison_args, fold_rtx): Likewise.
2930 * dwarf2out.c (add_const_value_attribute): Likewise.
2931 * expr.c (convert_move): Likewise.
2932 * recog.c (general_operand, register_operand): Likewise.
2933 * reg-stack.c (replace_reg): Likewise.
2934 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2935 * c-common.c (handle_vector_size_attribute): Likewise.
2936 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2937 (simplify_binary_operation_1): Likewise.
2938 (simplify_const_binary_operation): Likewise.
2939 (simplify_relational_operation): Likewise.
2940 (simplify_const_relational_operation): Likewise.
2941 (simplify_immed_subreg): Likewise.
2942 * emit-rtl.c (gen_lowpart_common): Likewise.
2943 * expmed.c (expand_mult): Likewise.
2944 * stor-layout.c (layout_type): Likewise.
2946 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2949 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2950 cst2 only for SPE vectors.
2952 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2955 * config/rs6000/predicates.md (vrsave_operation): Check
2956 UNSPEC_VOLATILE value.
2958 2005-11-21 Jan Hubicka <jh@suse.cz>
2960 PR tree-optimization/24653
2961 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2963 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2965 * config/i386/predicates.md (ax_reg_operand): New predicate.
2966 (memory_displacement_only_operand): New predicate.
2967 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2968 operand is AX register and the other operand is memory operand
2969 with displacement only.
2971 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2973 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2974 if we don't care about NaNs or Infinities.
2976 2005-11-20 Ian Lance Taylor <ian@airs.com>
2978 PR rtl-optimization/24883
2979 * combine.c (combinable_i3pat): When checking whether the
2980 destination of i3 is used in i3, consider paradoxical subregs.
2982 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2985 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2987 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2989 * combine.c (try_combine): Do not run subst on i1src and i2src in
2990 the case of generating a PARALLEL for a comparison.
2992 2005-11-20 Richard Henderson <rth@redhat.com>
2995 * tree-sra.c (struct sra_elt): Add all_no_warning.
2996 (struct sra_walk_fns) <use>: Add use_all argument.
2997 (sra_walk_expr): Pass it.
2998 (sra_walk_modify_expr): Likewise.
2999 (scalarize_ldst): Likewise.
3000 (scan_use): Update for new argument.
3001 (mark_no_warning): New.
3002 (scalarize_use): Use it.
3004 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3006 * expr.c (expand_expr_real): Use usmul_optab for widening
3007 signed * unsigned multiplies.
3008 * genopinit.c (optabs): Add usmul_widen_optab.
3009 * optabs.c (init_optabs): Likewise.
3010 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3011 (usmul_widen_optab): Define.
3012 * config/bfin/bfin.md (usmulhisi3): New pattern.
3014 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3016 2005-11-20 Graham Stott <btinternet.com>
3018 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3020 2005-11-20 Andreas Schwab <schwab@suse.de>
3023 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3026 2005-11-19 Richard Henderson <rth@redhat.com>
3029 * tree-gimple.c (is_gimple_id): Export.
3030 * tree-gimple.h (is_gimple_id): Declare.
3031 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3032 (get_default_value): Use it.
3033 (maybe_fold_stmt_indirect): Likewise.
3035 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3037 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3038 than VR1 or vice-versa.
3040 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3044 * reload.c (find_reloads_address_1): Mention dependency on
3046 * reload1.c (gen_reload): For IN with an unary operation, try
3047 moving inner expression to OUT if trivial SET is not valid.
3048 Confirm that the result is valid. Move common code block into...
3049 (emit_insn_if_valid_for_reload): New function.
3051 2005-11-19 Richard Guenther <rguenther@suse.de>
3053 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3054 ARRAY_REFs of constant strings.
3056 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3058 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3059 fatal format string.
3061 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3063 * combine.c (make_compound_operation): Swap operands of
3064 commutative operation if necessary before returning.
3066 2005-11-19 Richard Guenther <rguenther@suse.de>
3069 * fold-const.c (fold_plusminus_mult_expr): New function.
3070 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3071 cases, remove now unnecessary code.
3073 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3075 * gensupport.c (old_preds): Rename to std_preds, add special field.
3076 (struct old_pred_table): Rename to struct std_pred_table, add special
3078 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3079 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3080 (init_predicate_table): Adjust, and set along the way whether a
3081 predicate is special.
3083 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3085 * BASE-VER: Change to 4.2.0.
3087 2005-11-18 James E Wilson <wilson@specifix.com>
3089 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3092 2005-11-18 Mike Stump <mrs@apple.com>
3094 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3095 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3096 * c-decl.c (lookup_name_two) Remove.
3097 * c-tree.h (lookup_name_two): Remove.
3098 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3099 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3100 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3101 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3103 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3106 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3107 when not generating code to use that co-processor.
3109 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3111 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3112 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3113 these functions are now in tree-phinodes.c.
3115 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3117 * config/bfin/bfin.md (trap): New pattern.
3119 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3121 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3124 * expr.c (expand_expr_real): Don't call record_block_change unless
3125 ib_boundaries_block is non-null
3127 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3129 * fold-const.c (build_range_check): Use proper type for subtraction
3130 when merging lower bound.
3132 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3134 PR rtl-optimization/24497
3135 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3138 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3140 * tree-scalar-evolution.c (expression_expensive_p): New function.
3141 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3143 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3145 * config/bfin/crtlibid.s: New file.
3147 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3150 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3151 when not using sjlj exceptions.
3152 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3153 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3154 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3155 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3156 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3157 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3158 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3159 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3160 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3161 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3162 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3163 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3164 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3166 * config/pa/hpux-unwind.h: New file.
3168 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3170 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3171 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3172 * varasm.c (do_assemble_alias): Adjust call.
3173 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3175 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3177 2005-11-17 James E Wilson <wilson@specifix.com>
3179 * tree.def (FUNCTION_DECL): Correct typo in comment.
3181 2005-11-17 Richard Henderson <rth@redhat.com>
3183 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3184 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3185 and DW_CFA_def_cfa_sf.
3186 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3187 (dbx_reg_number): Don't assert particular registers here.
3188 (based_loc_descr): ... do it here instead. Fold in ...
3189 (eliminate_reg_to_offset): ... this function.
3190 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3191 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3192 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3193 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3194 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3195 (instantiate_virtual_regs): Likewise.
3196 * var-tracking.c (adjust_stack_reference): Likewise.
3197 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3199 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3201 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3202 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3203 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3205 ($(T)crtlibid.o): New rule.
3207 2005-11-16 Richard Guenther <rguenther@suse.de>
3210 * fold-const.c (extract_array_ref): Return byte offset
3212 (fold_binary): Fold &x[a] CMP &x[b] to
3213 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3216 2005-11-16 Richard Henderson <rth@redhat.com>
3219 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3220 parts of an SSA_NAME.
3222 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3225 * arm.md (split for movsf with immediate): Restrict split to insns
3226 that set a general register.
3228 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3230 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3232 * unwind-dw2.c (uw_advance_context): Likewise.
3233 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3234 _Unwind_SjLj_Unregister.
3235 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3237 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3239 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3241 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3243 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3244 langhook to get a DImode integer type.
3246 2005-11-16 Richard Henderson <rth@redhat.com>
3247 J"orn Rennecke <joern.rennecke@st.com>
3248 Ulrich Weigand <uweigand@de.ibm.com>
3252 * reload1.c (reg_equiv_invariant): New.
3253 (reload): Allocate, initialize, and free it.
3254 (calculate_needs_all_insns): Check it when skipping equivalence
3256 (alter_reg): Likewise.
3257 (eliminate_regs_1): Rename from eliminate_regs. Add new
3258 may_use_invariant argument; only use reg_equiv_invariant when true.
3259 (eliminate_regs): New.
3260 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3261 a context for which may_use_invariant may be true.
3263 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3265 * fold-const.c (const_binop): Don't constant fold the operation
3266 if the result has overflowed and flag_trapping_math.
3267 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3269 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3271 * config/arm/unwind-arm.c (abort): Add prototype here.
3272 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3273 (struct phase1_vrs): Add prev_sp.
3274 (unwind_phase2_forced): Save the original core registers instead of
3275 modifying entry_vrs. Take a new flag argument for resuming unwinding
3276 and set action flags accordingly. Always set _US_END_OF_STACK when
3277 get_eit_entry fails. Unwind before calling the stop function.
3278 (_Unwind_GetCFA): New function.
3279 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3280 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3281 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3282 just call unwind_phase2_forced.
3283 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3284 * config/arm/unwind-arm.h (abort): Remove prototype.
3285 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3287 (_Unwind_GetCFA): New prototype.
3288 * config/arm/pr-support.c (abort): Add prototype here.
3289 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
3291 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
3292 not schedule the prologue with non-call exceptions and EABI.
3294 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
3296 * config/arm/unwind-arm.h: Reorder interface function declarations.
3297 (_URC_END_OF_STACK): New enumeration value.
3298 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
3299 (struct _Unwind_Control_Block): Document reserved field use.
3300 (_Unwind_Stop_Fn): New typedef.
3301 (_Unwind_ForcedUnwind): Declare.
3302 (_Unwind_Resume_or_Rethrow): Declare.
3303 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
3305 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
3306 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
3307 (UCB_FORCED_STOP_ARG): New.
3308 (search_EIT_table): Update boundary condition checks.
3309 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
3310 (unwind_phase2): Replace for with do..while.
3311 (unwind_phase2_forced): New.
3312 (__gnu_Unwind_RaiseException): Replace for with do..while.
3313 (__gnu_Unwind_ForcedUnwind): New.
3314 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
3315 Use appropriate phase2 unwinder.
3316 (__gnu_Unwind_Resume_or_Rethrow): New.
3317 (__gnu_unwind_pr_common): Cope with forced unwinding.
3319 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3322 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3324 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3325 roundsf2): Remove "s" from mnemonic.
3327 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3329 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3331 * config/bfin/crtn.s: Change epilogues to match.
3332 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3333 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3334 __PIC__ and __pic__.
3336 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3339 * doc/invoke.texi: Distinguish between free and fixed form instead of
3340 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3342 * gcc.c (default_compilers): Remove double entries, add entries for
3343 suffixes '.F90' and '.F95'.
3345 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3347 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3348 in the stack probing loop.
3350 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3352 * configure.ac: Use .machine power5 not power5x.
3353 * configure: Regenerate.
3355 2005-11-15 Mike Stump <mrs@apple.com>
3357 * c-decl.c (lookup_name_two): Add.
3358 * c-tree.h (lookup_name_two): Likewise.
3359 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3360 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3362 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3364 PR rtl-optimization/23392
3365 * regrename.c (enum scan_actions) Add mark_access.
3366 (scan_actions_name): Ditto.
3367 (scan_rtx_reg): Handle mark_access.
3368 (scan_rtx_address): Do nothing for mark_access.
3369 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3370 and regs in REG_INC notes before closing chains for dead regs.
3371 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3372 opening chains for new writes.
3374 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3376 * c.opt (ffixed-line-length-none): New.
3378 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3380 * mklibgcc.in: Change contents of eh_dummy.c.
3382 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3384 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3386 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3388 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3390 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3392 2005-11-15 Jan Hubicka <jh@suse.cz>
3394 * invoke.texi (large-unit-insns): Document.
3395 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3396 * params.def (large-unit-insns): New param.
3398 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3401 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3402 special register for operand 3. Reindent constraints to align
3405 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3407 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3408 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3409 * configure.ac: Add test for FP rounding instructions.
3410 * configure: Regenerate.
3411 * config.in: Regenerate.
3412 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3413 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3415 * config/rs6000/rs6000.opt (mfprnd): New.
3416 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3417 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3418 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3419 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3420 (TARGET_FPRND): New.
3421 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3423 (btrunc<mode>2): New.
3425 (floor<mode>2): New.
3426 (round<mode>2): New.
3428 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3430 * gcc.c (version_compare_spec_function): Use fatal() rather than
3433 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3434 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3435 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3437 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3440 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3441 on -mmacosx-version-min setting.
3443 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3446 * tree-vrp.c (infer_value_range): Return false if STMT is a
3447 block terminator and its basic block has no successors.
3449 2005-11-14 Mike Stump <mrs@apple.com>
3451 * config/i386/i386.c (override_options): -masm=intel isn't
3452 supported on darwin.
3453 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3455 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3457 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3458 vfork after including auto-host.h.
3460 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3462 PR rtl-optimization/22002
3463 * combine.c (distribute_notes): Detect cases where a reg dies
3464 two or more times in a bb, including on the insn we are combining,
3465 and place the death note on the correct range.
3467 2005-11-14 Dale Johannesen <dalej@apple.com>
3469 * expmed.c (store_bit_field): Add offset unconditionally for
3471 (extract_bit_field): Don't force extzv or extv operand into
3472 a register if field is too big.
3474 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3476 * config/arm/arm.c (pic_labelno): New.
3477 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3478 LABEL_REF. Pass only the labelno to PIC insns.
3479 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3480 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3481 * arm.md (UNSPEC_PIC_LABEL): New constant.
3482 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3483 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3484 Use the correct label prefix.
3486 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3488 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3491 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3493 * loop-invariant.c: Include tm_p.h.
3494 * Makefile.in: Updated.
3496 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3498 * pa.c (store_reg): Revise generation of frame notes in large frames.
3499 (set_reg_plus_d): Likewise.
3501 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3503 PR tree-optimization/24709
3504 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3507 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3509 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3510 and duplicate declaration of pthread_self.
3512 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3513 Ian Lance Taylor <ian@airs.com>
3516 * calls.c (expand_call): If TARGET is a MEM and some part of the
3517 argument area has been saved, force TARGET to a register.
3519 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3521 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3524 2005-11-13 Jason Merrill <jason@redhat.com>
3527 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3528 lazily declared methods.
3529 (force_decl_die): Stop if forcing out the context already make a
3531 (force_type_die): Likewise.
3533 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3536 * builtins.c (integer_valued_real_p): Add break in
3537 REAL_CST having TREE_OVERFLOW set.
3539 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3541 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3542 addressing modes during calculation of costs.
3544 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3546 * function.c (assign_stack_local_1): Restrict sanity check
3547 on frame size overflow to 32-bit and above platforms.
3549 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3551 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3552 * config/cris/cris.c: Include reload.h.
3553 (cris_initial_elimination_offset): New function.
3554 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3557 2005-11-12 Richard Guenther <rguenther@suse.de>
3559 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3561 2005-11-12 Jan Hubicka <jh@suse.cz>
3563 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3564 to compare against 0 when possible.
3566 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3568 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3569 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3570 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3571 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3574 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3576 * recog.c (constrain_operands) <case 'g'>: For a match, require
3577 that a non-register matches general_operand when strict >= 0.
3579 2005-11-11 Steven Bosscher <stevenb@suse.de>
3581 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3584 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3586 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3587 (memory_address_same): New.
3588 (dse_optimize_stmt): Call memory_address_same.
3590 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3593 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3594 ZERO_EXTEND>: New cases.
3596 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3598 * longlong.h (__clz_tab): Always provide.
3600 2005-11-11 Steven Bosscher <stevenb@suse.de>
3603 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3605 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3606 before check_maybe_invariant.
3607 (move_invariant_reg): Use gen_move_insn instead of replacing
3608 SET_DEST with the temporary for the invariant.
3609 (move_loop_invariants): If checking is enabled, do internal
3610 consistency checks after completing the pass.
3612 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3615 * common.opt (Wvolatile-register-var): New.
3616 * varasm.c (make_decl_rtl): Only emit warning when option
3617 specified. Clarify warning message.
3618 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3620 * doc/md.texi (copysign): Document standard named pattern.
3622 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3624 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3625 bytes when align is 2.
3626 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3627 by the first instruction of the loop.
3629 2005-11-11 Jason Merrill <jason@redhat.com>
3632 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3635 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3637 PR rtl-optimization/22509
3638 * local-alloc.c (memref_used_between_p): Check whether a function call
3639 could not reference the memref.
3641 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3643 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3644 algorithm so as to choose the best, not the worst, alternative.
3645 Reset accumulated register class before processing next alternative.
3647 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3650 * calls.c (expand_call): Copy a return value to a plain register
3653 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3656 * varasm.c (assemble_name): Recompute name only for transparent
3659 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3661 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3663 2005-11-04 Jeff Law <law@redhat.com>
3666 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3667 perform reassociation if the parent statement will not die as
3668 a result of the optimization.
3670 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3672 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3673 delete_old_heap_vars.
3674 * tree-dfa.c (referenced_var_remove): Remove function.
3675 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3676 (delete_tree_ssa): Remove call to delete_old_heapvars.
3677 Add call to delete_alias_heapvars.
3678 * tree-flow.h (referenced_var_remove): Remove prototype
3679 (init_alias_heapvars): New prototype.
3680 (delete_alias_heapvars): Ditto.
3681 * Makefile.in (tree-ssa-structalias.o): Add
3682 gt-tree-ssa-structalias.o
3683 (GTFILES): Add tree-ssa-structalias.h and
3684 tree-ssa-structalias.c.
3685 (s-gtype): Add gt-tree-ssa-structalias.h.
3686 * tree-ssa-structalias.c (heapvars): Remove.
3687 (oldheapvars): Remove.
3688 (heapvar_for_stmt): New variable.
3689 (heapvar_lookup): New function.
3690 (heapvar_insert): Ditto.
3691 (get_constraint_for): See if we have an old heapvar
3693 (init_alias_heapvars): New function.
3694 (delete_alias_heapvars): Ditto.
3695 Add include of gt-tree-ssa-structalias.h.
3697 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3700 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3702 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3704 * tree.c (int_fits_type_p): Only look at the base type
3705 if it has the same precision as the original type.
3707 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3710 * varasm.c (assemble_alias): Use %q+D in the error
3711 message instead of %J and %qD.
3713 2005-11-10 Richard Guenther <rguenther@suse.de>
3715 * gcse.c (free_ldst_entry): Only free hashtable if
3718 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3720 * function.c (assign_stack_local_1): Issue an error message if
3721 the frame size overflows in the signed target arithmetics.
3723 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3725 * tree.c (build_qualified_type): Chain the new type to the original
3726 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3727 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3728 (build_pointer_type_for_mode): Only return unqualified types.
3729 (build_reference_type_for_mode): Likewise.
3731 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3733 * Makefile.in (gnucompare): Do comparison of all files using one of
3734 the chosen methods and only afterwards decide if just warning should
3735 be issued or comparison failure raised.
3737 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3739 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3740 (noce_try_abs): Negate if the comparison is reversed.
3741 Look only one instruction backwards for a REG_EQUAL note.
3743 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3746 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3747 gthr-tpf.h: Define __gthrw. For all identifiers that might
3748 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3749 and prefix all uses with __ghtrw.
3751 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3754 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3755 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3756 * c-common.c (handle_weakref_attribute): New.
3757 (c_common_attribute_table): Add weakref.
3758 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3760 * configure, config.in: Rebuilt.
3761 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3762 * doc/extend.texi: Document weakref attribute.
3763 * varasm.c (ultimate_transparent_alias_target): New
3764 (assemble_name): Use it.
3765 (weak_finish_1): Split out of...
3766 (weak_finish): ... and deal with weakrefs in...
3767 (weakref_targets): ... new list.
3768 (globalize_decl): Clean up weakref_targets.
3769 (do_assemble_alias): Handle weakrefs.
3770 (finish_aliases_1): Do not reject weakrefs to external symbols.
3771 (assemble_alias): Handle weakrefs.
3773 2005-11-09 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/24716
3776 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3777 t_bool to track results from follow_ssa_edge.
3779 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3781 * final.c (force_source_line): New global variable.
3782 (final_scan_insn): Set it to true instead of clearing last_filename.
3783 (notice_source_line): Return true if force_source_line is true,
3784 unless source info is absent.
3786 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3789 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3790 a linkage name for a variable if it a register variable.
3791 * c-decl.c (grokdeclarator): Global register variables
3792 should be set as PUBLIC.
3794 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3797 * config/s390/s390.c (struct s390_frame_layout): New fields
3798 first_save_gpr_slot and last_save_gpr_slot.
3799 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3800 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3801 first_save_gpr and last_save_gpr with the _slot variants.
3802 (s390_register_info): Calculate first_save_gpr_slot and
3803 last_save_gpr_slot using regs_ever_live.
3805 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3808 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3809 for a function containing a landing pad.
3811 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3814 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3817 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3819 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3820 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3822 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3825 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3827 (call,load,store): New insn types.
3828 (mem_access, branch_access): Adjust reservation conditions.
3829 (define_delay): Adjust condition.
3830 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3832 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3833 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3835 (call_internal, call_value_internal, return_internal,
3836 return_interrupt_internal, eh_return_internal, indirect_jump,
3837 tablejump): Set call insn type.
3838 (blockage, ei, di): Use appropriate unspec const.
3839 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3840 (ms1_get_attr_type): Adjust to give load & store types.
3841 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3842 backwards past a barrier.
3843 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3845 (struct branch_info, struct label_info): New.
3847 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3848 (ms1_machine_reorg): New.
3849 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3850 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3851 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3852 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3855 2005-11-09 Per Bothner <per@bothner.com>
3856 Uros Bizjak <uros@kss-loka.si>
3859 * toplev.c (process_options): Initialize debug_hooks early
3860 in case lang_hooks.post_options ends up calling a debug_hook.
3862 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3864 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3865 DBX_REGISTER_NUMBER being contiguous.
3867 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3868 Diego Novillo <dnovillo@redhat.com>
3871 * tree-vrp.c (register_edge_assert_for): Do not register
3872 always-false predicates.
3874 2005-11-08 Devang Patel <dpatel@apple.com>
3876 PR tree-optimization/23115
3877 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3880 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3882 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3885 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3887 Fix PR tree-optimization/23382
3889 * tree-ssa-alias.c (compute_may_aliases): Call
3890 delete_old_heap_vars.
3891 * tree-dfa.c (referenced_var_remove): New function.
3892 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3893 * tree-flow.h (referenced_var_remove): Add prototype.
3894 (delete_old_heap_vars): Ditto.
3895 * tree-ssa-structalias.c (heapvars): New variable.
3896 (oldheapvars): Ditto.
3897 (get_constraint_for): Put heap vars on heapvars list.
3898 (delete_old_heap_vars): New function.
3900 2005-11-08 Jason Merrill <jason@redhat.com>
3902 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3904 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3907 * reg-stack.c (reg_to_stack): Update register liveness also
3908 for flag_sched2_use_traces.
3910 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3913 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3914 override prior explicit -mno-powerpc-gfxopt.
3916 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3918 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3919 if the bitsize is zero.
3920 * doc/md.texi (Standard Pattern Names): Document it.
3922 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3923 (TARGET_PASS_BY_REFERENCE): Likewise.
3925 2005-11-07 Ian Lance Taylor <ian@airs.com>
3927 PR rtl-optimization/24683
3928 * config/i386/i386.c (legitimize_pic_address): If constant operand
3929 to PLUS is too large, put it in a register.
3931 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3933 * configure.ac: Enable checking assembler dwarf2 support for bfin
3935 * configure: Regenerate.
3937 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3941 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3942 gen_easy_vector_constant_add_self): Delete.
3943 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3945 (output_vec_const_move): Use gen_easy_altivec_constant.
3946 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3947 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3948 (easy_vector_constant_add_self): Rewritten.
3949 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3950 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3951 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3952 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3953 Macroize and adjust for the other changes.
3955 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3959 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3960 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3962 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3964 PR rtl-optimization/23567
3965 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3966 (noce_process_if_block): Don't do any optimizations except
3967 if (cond) x = x; if !set_b and write into orig_x may trap
3968 or fault. Remove the MEM_READONLY_P check.
3970 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3973 * tree-vrp.c (fix_equivalence_set): New.
3974 (extract_range_from_assert): Call it.
3976 2005-11-05 Ian Lance Taylor <ian@airs.com>
3979 * combine.c (apply_distributive_law): Don't distribute across a
3982 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3984 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3985 config/ms1/ms1.h, config/rs6000/predicates.md,
3986 config/s390/s390.c, params.def, postreload-gcse.c,
3987 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3988 tree-vrp.c, tree.c: Fix comment typos.
3989 * doc/invoke.texi: Fix typos.
3991 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3993 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3994 for testing whether the data_dependence_relation contains distance
3995 vectors. Iterate over all distance vectors of the ddr.
3996 * lambda.h: Define a vec of lambda_vector pointers.
3997 * tree-data-ref.c (dump_data_dependence_relation,
3998 dump_data_dependence_direction): Iterate over all distance and
3999 direction vectors of the ddr.
4000 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4002 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4003 of distance/direction vectors instead of a single one.
4004 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4005 lambda_vectors with a vec of lambda_vectors.
4006 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4007 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4008 DDR_NUM_DIST_VECTS): New.
4009 * tree-loop-linear.c (gather_interchange_stats): Test for the
4010 existence of distance vectors only after having checked that there
4011 is a dependence. Iterate over all distance vectors of the ddr.
4012 (linear_transform_loops): Use dump_data_dependence_relation.
4013 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4014 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4015 distance vectors of the ddr.
4017 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4019 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4020 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4021 IS_INTHANDLER; all callers changed.
4022 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4024 (do_link, do_unlink): New argument ALL; all callers changed.
4025 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4026 If function isn't leaf, save and restore all registers.
4027 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4030 2005-11-05 Jan Hubicka <jh@suse.cz>
4032 PR rtl-optimization/23490
4033 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4034 max-flow-memory-location): Document.
4035 * flow.c: Include params.h
4036 (MAX_MEM_SET_LIST_LEN): Kill.
4037 (add_to_mem_set_list): Use new param.
4038 * cse.c (cse_basic_block): Replace 1000 by new param.
4039 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4040 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4041 * predict.c (predict_loops): Use new param.
4042 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4044 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4045 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4046 Do not hold memory returned by cgraph_node_name across other call.
4048 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4051 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4054 2005-11-04 Jeff Law <law@redhat.com>
4057 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4058 * tree-ssa-dom.c: Include params.h.
4059 (thread_across_edge): If there are too many statements in the
4060 target block, then do not thread through it.
4061 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4062 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4064 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4067 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4068 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4070 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4073 * tree-scalar-evolution.c (instantiate_parameters_1,
4074 instantiate_parameters, resolve_mixers): Compute the size of an
4075 expression to be instantiated and give up the instantiation if the
4076 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4078 2005-11-04 Richard Guenther <rguenther@suse.de>
4080 * tree-flow.h (ref_contains_indirect_ref): Rename to
4081 array_ref_contains_indirect_ref.
4082 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4083 (array_ref_contains_indirect_ref): Make comment match the code
4085 (ref_contains_array_ref): Likewise.
4086 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4087 ref_contains_indirect_ref.
4088 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4089 Rename calls to ref_contains_indirect_ref.
4091 2005-11-04 Paul Brook <paul@codesourcery.com>
4093 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4094 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4095 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4096 * config/arm/arm.md: Use match_operand in peephole input templates
4097 and match_dup in peephole output templates.
4099 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4101 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4104 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4105 Daniel Jacobowitz <dan@codesourcery.com>
4107 * longlong.h (add_ssaaaa): Clobber condition code register
4109 (sub_ddmmss): Likewise.
4110 (umul_ppmm): Likewise.
4112 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4113 Paul Brook <paul@codesourcery.com>
4114 Phil Blundell <pb@reciva.com>
4116 * configure.ac: Add test for ARM TLS support.
4117 * configure: Regenerated.
4118 * config/arm/arm-protos.h (legitimize_tls_address)
4119 (arm_tls_referenced_p, tls_mentioned_p)
4120 (arm_output_addr_const_extra): New prototypes.
4121 (thumb_legitimize_pic_address): Delete.
4122 * config/arm/arm.c: Include "gt-arm.h".
4123 (enum tls_reloc): New.
4124 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4125 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4126 (arm_call_tls_get_addr, legitimize_tls_address)
4127 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4128 (arm_init_tls_builtins, arm_emit_tls_decoration)
4129 (arm_output_addr_const_extra): New functions.
4130 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4131 (TARGET_HAVE_TLS): Define.
4132 (target_thread_pointer): New.
4133 (arm_override_options): Handle -mtp=.
4134 (legitimize_pic_address): Ignore UNSPECs.
4135 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4137 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4138 (tls_get_addr_libfunc): New variable.
4139 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4140 (arm_init_builtins): Call arm_init_tls_builtins.
4141 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4142 (arm_encode_section_info): Call default_encode_section_info.
4143 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4144 (enum arm_tp_type): New.
4145 (target_thread_pointer): Add declaration.
4146 (LEGITIMATE_CONSTANT_P): Handle TLS.
4147 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4148 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4149 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4150 * config/arm/arm.md: Add UNSPEC_TLS.
4151 (movsi): Handle TLS.
4152 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4154 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4155 (load_tp_hard, load_tp_soft): New insns.
4156 * arm.opt: Add -mtp=.
4157 * doc/invoke.texi (ARM Options): Document -mtp.
4159 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4161 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4162 * config/arm/libunwind.S: Include "lib1funcs.asm".
4163 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4164 (LIB2ADDEH): Add libunwind.S.
4165 (LIB2ADDEHDEP): Add lib1funcs.asm.
4166 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4168 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4171 * gcc/c.opt: Add a -lang-fortran option.
4172 * gcc/c-opts.c: Add a lang_fortran flag.
4173 (c_common_init_options): Handling the -lang-fortran option.
4174 (c_common_handle_option): Add a case for Fortran options in
4175 preprocessing. Remove cases for -ffixed-form and
4176 -ffixed-line-length. Add a case for -lang-fortran.
4178 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4180 * config/rs6000/rs6000.c: Include params.h
4181 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4182 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4183 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4184 (UNSPEC_VPKUWSS): Delete.
4185 (altivec_vpkuhss): Delete.
4186 (altivec_vpkuwss): Delete.
4187 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4189 (neg_eq0<mode>): Remove final condition.
4190 (neg_eq<mode>): Remove condition and split-condition.
4192 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4194 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4195 Use associated print macros.
4197 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4200 * diagnostic.c (diagnostic_set_info_translated): New function.
4201 (diagnostic_set_info): Use it. Add comment.
4202 * diagnostic.h (diagnostic_set_info_translated): Declare.
4204 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4206 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4207 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4208 reference only if 'public' is true.
4209 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4210 emit the .hidden directive only if the indirect reference is public.
4211 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4212 Pass it to dw2_force_const_mem.
4213 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4214 * dwarf2out.c (output_cfi): Adjust calls to above function.
4215 (output_call_frame_info): Likewise.
4216 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4217 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4219 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4221 PR tree-optimization/24483
4222 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4223 field to elts if possible.
4225 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4228 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4231 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4233 Fix PR tree-optimization/24351
4235 * tree-ssa-structalias.c (struct variable_info): Add
4237 (get_varinfo_fc): New function to follow collapsing.
4238 (new_var_info): Set collapsed_to to NULL.
4239 (dump_constraint): Follow collapsing.
4240 (build_constraint_graph): Handle collapsing.
4241 (do_simple_structure_copy): Return false if something bad
4243 (collapse_rest_of_var): New function.
4244 (do_structure_copy): Collapse if do_simple_structure_copy returns
4247 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4250 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4251 expressions to a statement list instead of gimplifying them.
4253 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4255 PR rtl-optimization/23585
4256 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4257 that can't trap plus a constant integer, if the mode has zero size.
4259 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4262 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4264 ("*insv<mode>_reg_extimm"): Likewise.
4266 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4269 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4270 c_common_type_for_mode returns an unnamed type.
4272 2005-11-02 Richard Henderson <rth@redhat.com>
4276 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4277 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4278 * function.c (assign_parms): Use calls.internal_arg_pointer.
4279 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4281 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4282 (TARGET_CALLS): Add it.
4283 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4284 * targhooks.c (default_internal_arg_pointer): New.
4285 * targhooks.h (default_internal_arg_pointer): Declare.
4286 * tree.h (dwarf2out_reg_save_reg): Declare.
4287 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
4288 * config/i386/i386.c (dbx_register_map): Add return column.
4289 (dbx64_register_map, svr4_dbx_register_map): Likewise.
4290 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
4291 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
4292 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
4293 (ix86_save_reg): Save force_align_arg_pointer.
4294 (ix86_emit_save_regs): Make regno unsigned.
4295 (ix86_emit_save_regs_using_mov): Likewise.
4296 (ix86_expand_prologue): Handle force_align_arg_pointer.
4297 (ix86_expand_epilogue): Likewise.
4298 * config/i386/i386.h: (dbx_register_map): Update.
4299 (dbx64_register_map, svr4_dbx_register_map): Update.
4300 (struct machine_function): Add force_align_arg_pointer.
4301 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
4302 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
4303 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
4305 2005-11-02 Jan Hubicka <jh@suse.cz>
4308 * i386.md: Add peep2 for simplyfing array accesses.
4310 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4313 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
4314 * config/s390/s390.c (s390_decompose_shift_count): New function.
4315 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
4316 (print_shift_count_operand): Use s390_decompose_shift_count.
4317 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
4318 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4320 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4323 * loop.c (loop_givs_rescan): Use force_operand to expand
4326 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4329 * fold-const.c (build_range_check): Use unsigned when signed
4330 overflow is undefined also. If etype is subtype, make sure that
4331 the subtraction is in the supertype.
4333 2005-11-02 Richard Henderson <rth@redhat.com>
4336 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4339 2005-11-01 Richard Henderson <rth@redhat.com>
4342 * loop.c (scan_loop): Do not propagate computations to a hard
4343 register destination with SMALL_REGISTER_CLASSES.
4345 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4347 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4348 costs for MULT inside PLUS or MINUS.
4350 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4352 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4353 (TRAMPOLINE_SIZE): Round up to 60.
4354 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4356 2005-10-31 James E. Wilson <wilson@specifix.com>
4359 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4360 ifdef. Put ifdefs around call in gen_subprogram_die.
4361 (compute_frame_pointer_to_cfa_displacement): Likewise.
4362 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4365 PR rtl-optimization/17356
4366 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4367 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4369 2005-10-31 Jan Hubicka <jh@suse.cz>
4372 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4375 * i386.c (legitimize_pic_address): Deal with large immediates.
4378 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4379 from symbol names while computing checkup.
4382 * predict.c (predict_loops): Do not estimate more than
4383 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4384 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4386 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4388 PR tree-optimization/19097
4389 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4391 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4393 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4395 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4398 * tree-inline.c (setup_one_parameter): If the init_stmt
4399 is NULL, don't insert the statement.
4401 2005-10-30 Jan Hubicka <jh@suse.cz>
4403 PR tree-optimization/24172
4404 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4406 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4408 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4409 constants for hosts with long != 32 bits.
4411 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4414 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4416 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4418 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4419 (TARGET_MS1_16_002): New.
4420 (TARGET_MS1_16_003): New.
4422 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4423 ("*decrement_and_branch_until_zero_no_clobber"): New.
4424 Add corresponding splitter for decrement_and_branch_until_zero
4426 Key all decrement_and_branch_until_zero patterns off of
4429 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4432 * tree-complex.c (extract_component): Treat RESULT_DECL
4433 like the rest of the decls.
4435 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4437 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4438 indirect call to _mcount if the function needs a static chain.
4440 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4441 Caroline Tice <ctice@apple.com>
4443 PR rtl-optimization/24460
4444 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4445 (dwarf2out_switch_text_section): Set it to true instead of
4446 incrementing separate_line_info_table_in_use.
4447 (output_loc_list): Additionally test have_switched_text_sections.
4448 (output_ranges): Likewise.
4449 (dwarf2out_finish): Likewise.
4450 * varasm.c (assemble_start_function): Do not call
4451 insert_section_boundary_note.
4452 (assemble_end_function): If flag_reorder_blocks_and_partition,
4453 switch to the function's section before emitting the .size directive.
4454 * bb-reorder.c (insert_section_boundary_note): Staticify.
4455 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4456 * output.h (insert_section_boundary_note): Delete.
4458 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4461 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4462 instead of pointer equality when comparing types.
4464 2005-10-24 James E. Wilson <wilson@specifix.com>
4466 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4467 add_dependence_list_and_free calls.
4469 2005-10-24 Steven Bosscher <stevenb@suse.de>
4471 * contrib.texi: Add the names of the LLNL folks who donated
4472 Cray pointer support for gfortran.
4474 2005-10-24 Steven Bosscher <stevenb@suse.de>
4476 PR tree-optimization/24225
4477 * profile.c (branch_prob): Look from end to start through a
4478 basic block when looking for a locus.
4480 2005-10-24 Richard Henderson <rth@redhat.com>
4482 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4484 (hppa_expand_prologue): Likewise.
4486 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4488 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4489 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4490 * pa.h (NO_PROFILE_COUNTERS): Define.
4491 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4492 (funcdef_nos): New vector to hold label numbers of deferred profile
4494 (output_deferred_profile_counters): New function.
4495 (hppa_profile_hook): Push label number onto funcdef_nos.
4496 (pa_hpux_file_end): Call output_deferred_profile_counters if
4497 NO_DEFERRED_PROFILE_COUNTERS is false.
4499 * pa-protos.h (get_deferred_plabel): New prototype.
4500 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4502 (output_call): Adjust calls.
4504 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4506 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4507 peculiarity of GOT/TOC section usage.
4509 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4512 * c-common.c (constant_string_class_name): Add documentation.
4514 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4517 * recog.c (peephole2_optimize): Increment peep2_current_count
4518 only when the slot is empty.
4520 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4523 * except.c (output_function_exception_table): Call
4524 assemble_external_libcall if we need a personality function.
4526 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4528 PR rtl-optimization/24460
4529 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4530 set the basic block for barriers.
4532 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4534 * var-tracking.c (vt_initialize): Initialize post.
4536 2005-10-21 Devang Patel <dpatel@apple.com>
4539 * c-common.c (vector_types_convertible_p): Check vector element type.
4541 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4543 * config/sh/sh.c (prepare_move_operands): Handle the address
4544 constant which is a tls symbolic address plus a constant.
4546 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4549 * gcc.c (main): Use the correct counter for erroring out
4550 about mulitple files.
4552 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4555 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4556 use r2 for 64-bit tls .got access.
4558 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4560 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4563 2005-10-20 Steven Bosscher <stevenb@suse.de>
4565 PR tree-optimization/24307
4566 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4568 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4571 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4573 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4574 is ready, stop marking functions, but still mark variables.
4576 2005-10-20 Richard Guenther <rguenther@suse.de>
4579 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4582 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4584 PR rtl-optimization/23585
4585 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4586 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4587 (may_trap_p_1): New predicate extracted from...
4588 (may_trap_p): ... here. Invoke may_trap_p_1.
4589 (may_trap_or_fault_p): New predicate.
4590 * rtl.h (may_trap_or_fault_p): Declare it.
4591 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4592 instead of may_trap_p.
4593 (steal_delay_list_from_fallthrough): Likewise.
4594 (fill_simple_delay_slots): Likewise.
4595 (fill_slots_from_thread): Likewise.
4596 * function.c (pad_to_arg_alignment): Rework comment about
4597 SPARC_STACK_BOUNDARY_HACK.
4598 * config/sparc/sparc.h: Likewise.
4600 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4602 * config/s390/s390.c (s390_expand_insv): New.
4603 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4604 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4605 ("icm_hi"): Remove mode attribute.
4606 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4608 ("*extracthi", "*extractqi"): Remove.
4609 (extv<mode>", "*extzv<mode>"): New.
4610 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4611 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4613 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4615 * cfgexpand.c (discover_nonconstant_array_refs_r,
4616 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4617 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4618 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4619 discover_nonconstant_array_refs.
4621 2005-10-19 Steven Bosscher <stevenb@suse.de>
4624 * c-decl.c (pop_scope): Don't warn about an unused variable
4625 if it is marked with TREE_NO_WARNING.
4626 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4627 somenow mismatch and olddecl is to be replaced.
4629 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4632 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4633 whether registers live on the edge can be saved/restored.
4635 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4637 * config/sh/sh.c (fixup_mova): Skip notes.
4639 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4641 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4642 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4643 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4644 (s390_initial_elimination_offset): Likewise.
4645 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4646 register on TARGET_ZARCH targets.
4647 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4648 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4649 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4650 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4652 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4654 * config/s390/s390.md: Comment describing output modifiers updated.
4655 * config/s390/s390.c (print_operand): Likewise.
4657 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4659 * config/s390/s390.c (override_options): Added check for -mstack-size
4661 * doc/invoke.texi: Mention that limit in the documenation.
4663 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4666 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4668 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4670 Fix PR tree-optimization/24231
4672 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4673 (compute_avail): Ditto.
4675 2005-10-18 Richard Henderson <rth@redhat.com>
4678 * config/i386/i386.c (legitimate_constant_p): Check
4679 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4681 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4682 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4683 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4685 (print_operand_address): Likewise.
4686 * config/i386/predicates.md (x86_64_immediate_operand): Test
4687 SYMBOL_REF_TLS_MODEL properly inside CONST.
4688 (x86_64_zext_immediate_operand): Likewise.
4689 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4690 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4691 * config/i386/i386-protos.h: Remove predicates.md entries.
4693 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4695 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4696 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4698 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4699 Ian Lance Taylor <ian@airs.com>
4702 * fold-const.c (fold_widened_comparison): Do not allow range based
4703 constant folding when right operand cannot be unwidened.
4705 2005-10-17 Richard Henderson <rth@redhat.com>
4707 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4708 with a memory clobber.
4710 2005-10-17 James E Wilson <wilson@specifix.com>
4712 PR rtl-optimization/17356
4713 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4714 checking for EDGE_EH.
4716 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4718 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4719 the slot on an even boundary for any type with 16-byte alignment.
4721 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4724 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4725 after register allocation.
4727 2005-10-17 DJ Delorie <dj@redhat.com>
4729 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4732 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4735 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4738 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4740 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4741 to 2 if it's already non-zero.
4742 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4743 is set and warn about it if flag_schedule_insns is 1.
4745 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4747 * config/crx/crx.md: Compare-and-branch instructions need to
4750 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4753 * config/i386/i386.md (*pushdi2_rex64 splitter)
4754 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4755 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4756 flow2 pass only when (optimize > 0 && flag_peephole2).
4758 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4761 * gcc.c (have_c): New static variable.
4763 (process_command): Remove declation of have_c.
4764 Set have_o to 1 when handling -o.
4765 (main): Add a fatel error if there are multiple
4766 files specified and -o and -c/-S is passed witout
4767 -combine or multiple languages.
4769 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4771 Fix PR tree-optimization/22444
4772 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4773 Assert that we don't hit something with subvars.
4774 (setup_pointers_and_addressables): Don't add things with subvars,
4775 because we'll already process the subvars for aliasing purposes.
4777 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4780 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4781 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4782 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4783 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4784 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4785 swapped, alternatives for the R constraint.
4788 * builtins.c (get_builtin_sync_mode): Make unlimited
4789 mode_for_size request.
4791 2005-10-15 Richard Henderson <rth@redhat.com>
4793 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4794 (gimplify_expr): ... here.
4795 (gimplify_compound_lval): Use it in initial scan loop. Allow
4796 fb_lvalue in base expression.
4798 2005-10-15 Richard Henderson <rth@redhat.com>
4801 * builtins.c (expand_builtin_trap): Export.
4802 * expr.h (expand_builtin_trap): Declare.
4803 * expr.c (expand_assignment): Emit a trap for integral offsets
4804 from registers that weren't reduced to bitpos.
4806 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4807 (mark_array_ref_addressable): Remove.
4808 * tree-flow.h (mark_array_ref_addressable): Remove.
4809 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4811 2005-10-15 James E Wilson <wilson@specifix.com>
4814 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4815 (add_dependence_list_and_free): Likewise.
4816 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4819 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4823 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4824 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4826 (vrp_visit_phi_node): Only prevent infinite iterations when
4827 the previous result and the new result are both VR_RANGEs.
4829 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4831 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4834 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4837 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4840 2005-10-14 Per Bothner <per@bothner.com>
4842 PR preprocessor/21250
4843 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4845 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4848 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4849 overflow flags. Refactor some conditionals.
4851 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4854 * tree-dfa.c (add_referenced_var): Only look at decls which
4855 have TREE_CONSTANT or TREE_READONLY set instead of if
4856 !TREE_PUBLIC or !TREE_CONSTANT.
4858 2005-10-13 James E Wilson <wilson@specifix.com>
4860 * doc/invoke.texi: For -x, add f95-cpp-input.
4861 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4863 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4865 PR tree-optimization/24262
4866 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4867 in loop all the time.
4869 2005-10-12 Richard Henderson <rth@redhat.com>
4872 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4873 * function.c (assign_parm_find_data_types): Don't support it.
4874 * print-tree.c (print_node): Likewise.
4875 * c-common.c (handle_transparent_union_attribute): Likewise.
4876 Use build_duplicate_type.
4877 * tree-inline.c (remap_type_1): Split out of remap_type;
4878 properly remap aggregate fields.
4879 (build_duplicate_type): New.
4880 * doc/extend.texi (Variable Attributes): Remove documentation
4881 for transparent_union.
4883 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4886 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4887 (gen_stack_pointer_dec): Likewise.
4889 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4893 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4895 (struct cxx): Add adjust_class_at_definition target hook.
4896 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4897 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4898 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4899 hook_void_tree. Add to TARGET_CXX.
4900 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4902 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4903 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4904 instead of attribute. Check for dllexport override. Warn if
4905 inconsistent dll linkage. Don't lose old dllimport if decl has
4906 had address referenced. Tweak lookup of dllimport atribute.
4907 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4908 for target specific rules. Don't add dllimport attribute if
4909 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4910 dllimport attribute.
4911 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4912 * varasm.c (initializer_constant_valid_p): Replace
4913 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4917 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4918 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4919 (i[34567]86-*-mingw32*): Likewise.
4921 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4922 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4924 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4925 C++-specific code. Change return value to bool.
4926 (i386_pe_dllimport_p): Likewise.
4927 (associated_type): Simplify and make language-independent
4928 (i386_pe_encode_section_info): Replace override of ambiguous
4929 dllimport symbol refs with a gcc_assert.
4930 (i386_pe_valid_dllimport_attribute_p): Define.
4931 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4932 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4933 i386_pe_adjust_class_at_definition.
4934 * config/i386/winnt-stubs.c: New file. Define stub versions of
4935 lang-specific functions.
4936 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4937 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4938 i386_pe_adjust_class_at_definition.
4939 (i386_pe_valid_dllimport_attribute_p): Declare.
4940 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4941 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4942 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4945 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4946 dllimport attribute with test of DECL_DLLIMPORT_P.
4948 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4950 * combine.c (make_extraction): Correct offset computation.
4952 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4954 * config/cris/t-linux (LIMITS_H_TEST): Define.
4956 2005-10-12 Richard Henderson <rth@redhat.com>
4959 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4961 2005-10-12 Richard Guenther <rguenther@suse.de>
4963 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4965 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4968 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4969 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4972 2005-10-12 Richard Guenther <rguenther@suse.de>
4975 * varasm.c (output_constant): Correct typo from previous
4978 2005-10-11 Ian Lance Taylor <ian@airs.com>
4980 PR rtl-optimization/13931
4981 * combine.c: Revert patch of 2003-05-14, and:
4982 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4983 completely killed in the appropriate insn.
4984 (distribute_notes): Don't skip multiple hard register test for
4985 elim_i1 and elim_i2.
4987 2005-10-11 Richard Henderson <rth@redhat.com>
4990 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4991 to initialize a transparent union instead of a nop_expr.
4993 2005-10-11 Richard Henderson <rth@redhat.com>
4995 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4996 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4997 (tree_ssa_dce_loop): Call scev_reset.
5000 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5001 * tree-ssa-dce.c: Include cfgloop.h.
5002 (tree_ssa_dce_loop, pass_dce_loop): New.
5003 * tree-pass.h (pass_dce_loop): Declare it.
5004 * passes.c (init_optimization_passes): Use it.
5006 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5009 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5010 Only apply the optimization for rounding builtins if the inner
5011 cast is also an extension.
5013 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5016 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5017 mark_new_vars_to_rename instead of update_stmt.
5019 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5021 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5023 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5025 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5026 for setting MMX register to 0 rather than mmx.
5028 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5031 * configure.ac: Move gas check from mips specific case to common case.
5032 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5033 * configure: Regenerate
5034 * doc/install.texi: Update.
5036 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5039 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5041 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5043 * gcc.c (do_spec_1): Accept numeric characters in file name
5046 2005-10-10 Nick Clifton <nickc@redhat.com>
5048 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5049 describing the deleted arm_gen_rotated_half_load function.
5051 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5053 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5056 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5058 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5060 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5061 (EXTRA_MULTILIB_PARTS): Define.
5062 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5063 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5064 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5065 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5066 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5067 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5069 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5071 PR tree-optimization/24226
5072 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5073 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5074 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5077 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5079 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5081 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5084 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5085 Rewrite for no need for the early clobber.
5087 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5089 Merge from csl-arm-branch:
5090 2005-09-07 Paul Brook <paul@codesourcery.com>
5091 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5094 2005-04-30 Paul Brook <paul@codesourcery.com>
5095 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5096 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5098 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5099 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5100 (arm_override_options): Use TARGET_AAPCS_BASED.
5101 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5102 (PTRDIFF_TYPE): Use int for AAPCS.
5103 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5104 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5105 (DEFAULT_SHORT_ENUMS): Delete.
5106 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5108 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5109 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5110 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5111 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5113 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5114 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5116 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5117 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5119 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5120 * config.gcc (arm*-*-linux-gnueabi): Add it.
5121 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5123 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5124 * config/arm/linux-eabi.h: New file.
5125 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5126 (LINUX_TARET_LINK_SPEC): Likewise.
5127 (LINK_SPEC): Use it.
5128 * config/arm/t-linux-eabi: New file.
5130 2005-10-08 Steven Bosscher <stevenb@suse.de>
5133 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5135 (PARAM_SMS_DFA_HISTORY): Likewise.
5137 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5140 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5141 (load_register_parameters): Call it.
5142 (check_sibcall_argument_overlap_1): Likewise.
5143 (store_one_arg): Likewise.
5145 2005-10-07 James E. Wilson <wilson@specifix.com>
5147 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5148 DImode not VECINT24 for operand 2.
5151 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5155 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5156 fr_spill): Use destination_operand for operand 0.
5158 2005-10-07 DJ Delorie <dj@redhat.com>
5160 * varasm.c (output_constant): Limit error to expanding
5163 2005-10-07 Richard Guenther <rguenther@suse.de>
5166 * fold-const.c (fold_binary): Fix operand types during folding
5167 of X op (A, Y). Evaluation order of the side-effects of
5168 X and A are frontend-defined, so ensure we honour that even for
5169 tcc_comparison class operands; eased by removing duplicate code.
5171 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5173 * stor-layout.c (layout_type): Do not allow alignment of array
5174 elements to be greater than their size.
5176 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5178 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5180 (hppa*-*-linux*): Ditto.
5181 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5182 * config/host-hpux.c: New.
5183 * config/x-hpux: New.
5184 * config/pa/x-hpux: Remove.
5185 * config/pa/x-linux: Remove.
5186 * config/pa/pa-host.c: Remove.
5188 2005-10-07 Jeff Law <law@redhat.com>
5190 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5191 determine whether or not to try and thread outgoing edges.
5193 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5195 * config/rs6000/rs6000.md (eqsi_power): New.
5196 (neg_eq0si): Add TARGET_POWER to final condition.
5199 2005-10-06 Richard Henderson <rth@redhat.com>
5201 * config/rs6000/rs6000.c: Revert last change.
5203 2005-10-06 Richard Henderson <rth@redhat.com>
5205 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5206 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5208 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5212 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5213 out return_label and naked_return_label.
5215 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5217 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5220 2005-10-06 Richard Henderson <rth@redhat.com>
5223 * tree-inline.c (declare_return_variable): Handle modify_dest not
5226 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5228 Fix PR tree-optimization/22488
5229 * tree-ssa-structalias.c (check_for_overlaps): New function.
5230 (create_variable_info_for): Use it.
5232 2005-10-06 Richard Henderson <rth@redhat.com>
5235 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5236 (dwarf2out_start_source_file): Print it.
5238 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5240 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5242 2005-10-06 Richard Henderson <rth@redhat.com>
5245 * mode-switching.c (optimize_mode_switching): Clear transp bit
5246 for block with incomming abnormal edges.
5248 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5249 (fpscr_set_from_mem): Use them.
5250 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5251 (fpscr postinc splitters): Rewrite as peephole2+split.
5253 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5255 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5256 (eq<mode>_compare): Same.
5258 2005-10-06 Richard Guenther <rguenther@suse.de>
5260 PR tree-optimization/24238
5261 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5263 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5265 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5266 here. Use AC_PATH_PROG for environment variables instead of
5268 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5270 * configure: Regenerated.
5272 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5275 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5276 then force it into a register.
5277 (call_value): Likewise.
5279 2005-10-06 Richard Henderson <rth@redhat.com>
5282 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5283 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5284 under pass_vectorize.
5286 2005-10-05 Devang Patel <dpatel@apple.com>
5289 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
5290 handling constants. Check NAMESPACE_DECL context for constants.
5292 2005-10-05 Eric Christopher <echristo@apple.com>
5294 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
5296 2005-10-05 Richard Henderson <rth@redhat.com>
5299 * tree-cfg.c (mark_array_ref_addressable_1): New.
5300 (mark_array_ref_addressable): New.
5301 * tree-flow.h (mark_array_ref_addressable): Declare.
5302 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
5304 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
5308 * reload.c (subst_reloads): When adding a REG_LABEL to a
5309 jump instruction, also update JUMP_LABEL.
5311 2005-10-05 David Edelsohn <edelsohn@gnu.org>
5313 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
5314 * bb-reorder.c (copy_bb_p): Use it.
5315 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
5317 2005-10-05 Richard Henderson <rth@redhat.com>
5320 * toplev.c (process_options): Warn about unsupported combinations
5321 of unwind tables and omit-frame-pointer.
5322 * config/i386/i386.c (override_options): Similarly. Enable
5323 accumulate-outgoing-args if not explicitly disabled.
5325 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5327 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5328 Handle big endian vs. small endian.
5329 (vec_initv2sf): Handle big endian vs. small endian.
5330 (*vec_extractv2sf_1): Ditto.
5332 2005-10-05 Dale Johannesen <dalej@apple.com>
5334 * convert.c (convert_to_real): Don't convert
5335 (float)floor(double d) to floorf((float)d).
5337 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5339 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5341 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5343 PR tree-optimization/18587
5344 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5345 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5346 build_vuses): Change to VEC type.
5347 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5348 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5349 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5350 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5351 (get_name_decl): New. Return DECL_UID of base variable.
5352 (operand_build_cmp): New. qsort comparison routine.
5353 (operand_build_sort_virtual): New. Sort virtual build vector.
5354 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5355 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5356 (FINALIZE_BASE): Use get_name_decl.
5357 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5358 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5359 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5360 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5361 direct VEC_* manipulations.
5362 (build_ssa_operands): Call operand_build_sort_virtual.
5363 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5364 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5365 with direct VEC_* manipulations.
5366 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5367 with direct VEC manipulations.
5369 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5371 PR tree-optimization/21419
5372 PR tree-optimization/24146
5373 PR tree-optimization/24151
5375 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5376 (build_asm_expr): Call it if outputs are read-only.
5377 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5379 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5380 Paolo Bonzini <bonzini@gnu.org>
5384 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5385 enable the instructions and not just the built-ins.
5386 * doc/invoke.texi (x86 Options): Likewise.
5388 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5390 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5392 * doc/invoke.texi (Option Summary): Correct spelling
5393 of -mmacosx-version-min.
5395 2005-10-04 Devang Patel <dpatel@apple.com>
5397 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5400 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5402 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5403 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5405 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5407 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5408 ("TE","tg"): New mode attributes.
5409 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5410 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5411 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5412 dword_mode and one for GPRmode.
5414 2005-10-04 Ian Lance Taylor <ian@airs.com>
5416 PR preprocessor/13726
5417 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5418 any comments passed in.
5420 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5422 * tree.c (annotate_with_file_line): Fix typo.
5424 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5427 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5428 type used to access data in the inlined length == 1 case, use
5429 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5430 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5432 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5434 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5435 TARGET_SSE3 and only for TARGET_80387.
5436 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5437 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5438 Do not depend on TARGET_80387.
5440 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5442 * tree.c (last_annotated_node): Change type to location_t*.
5443 (annotate_with_file_line): Reflect the change of
5444 last_annotated_node type.
5446 2005-10-04 Richard Guenther <rguenther@suse.de>
5449 * c-decl.c (grokdeclarator): Don't write to fields
5452 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5455 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5457 * varasm.c (make_decl_rtl): If a register variable does not
5458 have a set user assmbler name, error out.
5459 Decode the asmspec is now name+1 bypassing '*'.
5461 2005-10-04 Steven Bosscher <stevenb@suse.de>
5463 PR tree-optimization/23049
5464 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5465 of a COND_EXPR is folded before calling fold on the whole rhs of a
5466 conditional assignment.
5467 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5468 document that a COND_EXPR may appear there.
5470 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5473 * tree-vrp.c (extract_range_from_assert): If the new numeric
5474 range created out of the assertion contradicts the existing
5475 numeric range of the ASSERT_EXPR variable, make the new range
5478 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5480 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5481 from T_REGS to FP register class.
5483 2005-10-03 Richard Henderson <rth@redhat.com>
5486 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5487 before creating a new one.
5489 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5491 * config/rs6000/t-aix43 (LDFLAGS): New.
5492 * config/rs6000/t-aix52 (LDFLAGS): New.
5494 2005-10-03 Ian Lance Taylor <ian@airs.com>
5496 * gimplify.c (find_single_pointer_decl_1): New static function.
5497 (find_single_pointer_decl): New static function.
5498 (internal_get_tmp_var): For a formal variable, set restrict base
5499 information if appropriate.
5500 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5502 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5503 (DECL_GET_RESTRICT_BASE): Define.
5504 (SET_DECL_RESTRICT_BASE): Define.
5505 (decl_restrict_base_lookup): Declare.
5506 (decl_restrict_base_insert): Declare.
5507 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5508 * tree.c (restrict_base_for_decl): New static variable.
5509 (init_ttree): Initialize restrict_base_for_decl.
5510 (copy_node_stat): Copy restrict base information.
5511 (decl_restrict_base_lookup): New function.
5512 (decl_restrict_base_insert): New function.
5513 (print_restrict_base_statistics): New static function.
5514 (dump_tree_statistics): Call print_restrict_base_statistics.
5516 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5519 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5520 case of anti-ranges.
5522 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5525 * c-typeck.c (tagged_tu_seen): Rename to ...
5526 (tagged_tu_seen_cache): this and add val field.
5527 (comptypes): Move functional to comptypes_internal
5528 and free tagged_tu_seen.
5529 (comptypes_internal): New function and call comptypes_internal
5530 instead of comptypes. Speed up by sibcalling
5531 tagged_types_tu_compatible_p.
5532 (alloc_tagged_tu_seen): New function
5533 (free_all_tagged_tu_seen_up_to): New function.
5534 (tagged_types_tu_compatible_p): Return the val of the seen two
5536 Add that the two types are the same to tagged_tu_seen_base
5537 if they are and call comptypes_internal instead of comptypes.
5538 <case UNION_TYPE>: Speed up common type where the fields are
5540 (function_types_compatible_p): Call comptypes_internal instead of
5542 (type_lists_compatible_p): Likewise.
5543 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5545 2005-10-02 Matthias Klose <doko@debian.org>
5547 * doc/invoke.texi: Fix typo and speling error.
5549 2005-10-01 Richard Henderson <rth@redhat.com>
5551 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5553 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5555 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5556 using --start-group and --end-group.
5558 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5560 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5561 FIXME note regarding quirky semantics.
5563 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5566 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5567 non-null range as a last resort.
5569 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5570 Diego Novillo <dnovillo@redhat.com>
5573 * tree-vrp.c (extract_range_from_assert): For !=
5574 assertions, only build an anti-range if LIMIT is a
5575 single-valued range.
5577 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5579 * arm.md (movqi): On thumb when optimizing, handle loading from
5580 memory by describing this as taking a subreg of a zero-extended load
5581 into an SImode register.
5584 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5586 * reload1.c (merge_assigned_reloads): Do not change any
5587 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5589 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5591 * Makefile.in (LIPO_FOR_TARGET): Define.
5592 (STRIP_FOR_TARGET): Define.
5594 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5595 before creating new ones. Do symlinks before creating the actual
5598 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5599 to work out which multilibs are actually being built.
5601 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5603 * tree-vect-transform.c, config/ms1/ms1.md,
5604 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5605 Follow spelling conventions.
5606 * doc/invoke.texi, doc/md.texi: Fix typos.
5608 2005-09-30 Andrew Macleod <amacleod@redat.com>
5610 PR tree-optimization/21430
5611 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5612 use operands, and set stmt pointer if need be.
5613 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5614 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5617 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5620 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5622 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5624 * optabs.c (expand_binop): Initialize first_pass_p.
5626 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5629 * c-decl.c (c_write_global_declarations_1): If any
5630 wrapup_global_declaration_2 call returned true, restart the loop.
5632 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5634 Fix PR tree-optimization/24117
5635 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5636 before considering whether to use anyoffset.
5638 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5642 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5644 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5646 (swap_commutative_operands_with_target): New.
5648 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5651 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5654 2005-09-29 Steven Bosscher <stevenb@suse.de>
5656 PR tree-optimization/23911
5657 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5658 and IMAGPART_EXPR too.
5660 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5663 * expmed.c (expand_shift): Move logic to reverse rotation
5664 direction when rotating by constants ...
5665 * optabs.c (expand_binop): ... here.
5666 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5667 (ix86_rotrdi3): New pattern.
5668 (rotldi3): Handle 32-bit mode.
5669 (ix86_rotldi3): New pattern.
5671 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5674 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5675 check for numbers that need no bit twiddle.
5677 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5679 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5680 multilib to be built.
5682 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5683 (stage1-start): Delete old libgcc and libunwind before moving
5684 anything into the stage directory.
5685 (stage2-start): Likewise.
5686 (stage3-start): Likewise.
5687 (stage4-start): Likewise.
5688 (stageprofile-start): Likewise.
5689 (stagefeedback-start): Likewise.
5690 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5691 header in tm_file and CPU-specific t-darwin in tmake_file.
5692 (i[34567]86-*-darwin*): Don't change tm_file.
5693 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5694 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5695 shared library stub for target OS version.
5696 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5697 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5698 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5699 (libgcc_s.%.dylib): New.
5701 (install-darwin-libgcc-stubs): New.
5702 (INSTALL_LIBGCC): New append.
5703 * config/i386/darwin-libgcc.10.4.ver: New.
5704 * config/i386/darwin-libgcc.10.5.ver: New.
5705 * config/i386/t-darwin: New.
5706 * config/rs6000/darwin-libgcc.10.4.ver: New.
5707 * config/rs6000/darwin-libgcc.10.5.ver: New.
5708 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5709 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5711 2005-09-28 Paul Brook <paul@codesourcery.com>
5713 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5716 2005-09-28 Richard Guenther <rguenther@suse.de>
5718 PR tree-optimization/23853
5719 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5720 host_integerp to verify misalignment value.
5722 2005-09-28 Richard Henderson <rth@redhat.com>
5724 * builtins.c (get_builtin_sync_mode): New.
5725 (expand_builtin_sync_operation): Pass in mode argument.
5726 (expand_builtin_compare_and_swap): Likewise.
5727 (expand_builtin_lock_test_and_set): Likewise.
5728 (expand_builtin_lock_release): Likewise.
5729 (expand_builtin): Update to match.
5731 2005-09-28 Nick Clifton <nickc@redhat.com>
5733 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5734 formatting. Add check to PLUS case to ensure that the offset is
5735 within an acceptable range.
5737 * config/v850/v850.md (casesi): Disable the generation of the
5738 switch pattern as it is not being handled properly at the moment.
5740 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5741 for when the high words are identical.
5743 2005-09-27 Richard Henderson <rth@redhat.com>
5745 * pretty-print.c (pp_base_format): Fix typo for %>.
5747 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5748 Devang Patel <dpatel@apple.com>
5750 PR tree-optimization/23625
5751 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5752 LABEL_EXPR, assertion check.
5754 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5756 * optabs.c (no_conflict_move_test): Check if a result of a
5757 to-be-moved insn would be clobbered by an originally
5760 2005-09-27 Jeff Law <law@redhat.com>
5762 * passes.c (init_optimization_passes): Replace copy propagation
5763 passes immediately after DOM with phi-only copy propagation
5764 pases. Add phi-only copy propagation pass after first DOM pass.
5765 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5766 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5767 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5768 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5769 to init_copy_prop. Callers updated.
5770 (do_phi_only_copy_prop): New function.
5771 (pass_phi_only_copy_prop): New pass descriptor.
5773 2005-09-27 Nick Clifton <nickc@redhat.com>
5775 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5777 2005-09-26 Jason Merrill <jason@redhat.com>
5780 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5782 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5784 2005-09-26 James E Wilson <wilson@specifix.com>
5786 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5787 copyright. Add gcc copyright plus libgcc exception.
5788 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5790 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5792 2005-09-26 Jeff Law <law@redhat.com>
5794 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5795 about when to iterate.
5797 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5800 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5801 for __complex__ double in -mcpu=G5 mode.
5803 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5805 PR tree-optimization/23942
5806 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5807 * tree-scalar-evolution.c: Include params.h.
5809 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5810 follow_ssa_edge_in_condition_phi_branch,
5811 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5812 Change return type to t_bool. Use a parameter to limit the size of
5813 trees that are walked before stopping
5814 (analyze_evolution_in_loop): Initialize the limit to 0.
5815 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5816 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5818 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5821 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5822 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5824 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5826 * combine.c (make_extraction): Check for valid use of subreg.
5828 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5831 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5832 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5833 ("fist<mode>2_with_temp"): Use only register operands.
5835 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5837 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5838 CALL_INSN_FUNCTION_USAGE.
5840 2005-09-26 Richard Guenther <rguenther@suse.de>
5843 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5844 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5845 (ldst_entry): Use the hashtable instead of list-walking.
5846 (find_rtx_in_ldst): Likewise.
5847 (free_ldst_entry): Free the hashtable.
5848 (compute_ld_motion_mems): Create the hashtable.
5849 (trim_ld_motion_mems): Remove entry from hashtable if
5850 removing it from list.
5851 (compute_store_table): Likewise^2.
5852 (store_motion): Free hashtable in case we did not see
5855 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5857 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5858 and arg1 if we are passing them to fold_build2.
5860 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5863 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5866 2005-09-25 Richard Henderson <rth@redhat.com>
5868 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5869 SYMBOL_REF_TLS_MODEL to be correct.
5871 2005-09-24 Richard Henderson <rth@redhat.com>
5873 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5874 end of function. Reindent.
5876 2005-09-24 Ian Lance Taylor <ian@airs.com>
5878 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5879 NEGATE_EXPR/BIT_NOT_EXPR case.
5881 2005-09-24 Richard Henderson <rth@redhat.com>
5883 * c-common.c (handle_mode_attribute): When not modifying in place,
5884 create subtypes for enumerations.
5885 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5886 * gimplify.c (create_tmp_from_val): Likewise.
5888 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5890 * config/i386/i386.md (*tls_global_dynamic_64,
5891 *tls_local_dynamic_base_64): Add missing mode to call.
5892 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5894 2005-09-24 Jan Hubicka <jh@suse.cz>
5896 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5897 (cgraph_clone_node): Likewise.
5898 * cgraph.h (cgraph_clone_edge): Update prototype.
5899 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5900 duplicated prototypes; add updating argument.
5901 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5902 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5904 (cgraph_mark_inline_edge): Likewise.
5905 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5906 (cgraph_flatten_node): Likewise.
5907 (cgraph_decide_recursive_inlining): Likewise.
5908 (cgraph_decide_inlining_of_small_function): Likewise.
5909 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5911 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5912 Pete Steinmetz <steinmtz@us.ibm.com>
5914 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5915 (rldic.): Set type to "compare".
5917 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5918 mfjmpr for MFCTR/MFLR.
5919 (movdf_hardfloat64): Same.
5920 (movdf_softfloat64): Same. Correct order of store and move types.
5921 (movti_string): Set type to store_ux/load_ux.
5922 (load_multiple): Set type to load_ux.
5923 (store_multiple): Set type to store_ux.
5924 (movmemsi): Set type to store_ux.
5925 (output_cbranch direct_return): Set type to jmpreg.
5926 (stmw): Set type to store_ux.
5927 (lmw): Set type to load_ux.
5928 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5929 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5930 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5931 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5932 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5933 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5934 (rios1-fpstore): Increase latency to 3.
5935 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5936 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5938 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5939 Andrew Pinski <pinskia@physics.uc.edu>
5941 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5942 operand2 constraint to "b".
5943 (sync_<fetchop_name>di_internal): Same.
5944 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5946 (sync_old_<fetchop_name>di_internal): Same.
5947 (sync_new_<fetchop_name>si_internal): Same.
5948 (sync_new_<fetchop_name>di_internal): Same.
5950 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5953 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5954 case, define as macros.
5956 PR rtl-optimization/23837
5957 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5958 clobber / clobber match between dest and p->first.
5960 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5961 (no_conflict_move_test): Update comments.
5963 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5965 * doc/install.texi: Update URL for Jacks.
5966 * doc/sourcebuild.texi: Likewise.
5968 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5971 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5972 registers when choosing register preferences.
5973 (movdf_hardfloat64): Same.
5975 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5977 * expmed.c (expand_shift): Don't use the target of the rotate as
5978 target for the first expanded shift insn.
5979 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5981 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5983 PR tree-optimization/22438
5984 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5985 preserved iv rhs rewriting specially.
5987 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5989 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5990 estimate_only is true.
5991 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5992 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5993 tree-ssa-structalias.c
5994 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5995 ref_contains_indirect_ref.
5996 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5998 2005-09-21 DJ Delorie <dj@redhat.com>
6000 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6002 (mn10300_return_in_memory): Support variable size types also.
6003 (mn10300_pass_by_reference): Likewise.
6004 (mn10300_function_value): New.
6005 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6006 (FUNCTION_OUTGOING_VALUE): Likewise.
6007 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6008 * doc/invoke.texi: Document it.
6010 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6013 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6014 force integer op1 into register for XFmode compares.
6016 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6019 * expmed.c (alg_code): Add alg_impossible.
6020 (alg_hash_entry): Add cost.
6021 (synth_mult): Record alg_impossible in the hash table if
6022 multiplication by a given integer is impossble within the
6023 limit. Speed up using alg_impossible.
6025 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6027 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6028 argument. Allow and set any offset if needs_anyoffset is passed
6030 (get_constraint_for): Add argument here too.
6032 (do_structure_copy): Pass NULL to get_constraint_for.
6033 (handle_ptr_arith): Ditto.
6034 (find_func_aliases): Ditto.
6036 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6038 PR rtl-optimization/23898
6039 * output.h (get_attr_min_length): Declare.
6040 * final.c (get_attr_length_1): New function, broken out of:
6042 (get_attr_min_length): New function.
6043 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6044 (duplicate_computed_gotos): Likewise.
6045 * genattr.c (insn_min_length): Generate declaration.
6046 * genattrtab.c (min_fn, min_attr_value): New functions.
6047 (make_length_attrs): Generate insn_min_length.
6049 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6051 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6053 2005-09-20 Richard Henderson <rth@redhat.com>
6055 PR tree-optimization/24059
6056 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6059 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6061 * c.opt (fextended-identifiers): New.
6062 * c-opts.c (c_common_handle_option): Handle
6063 -fextended-identifiers.
6064 * doc/cpp.texi: Update documentation of extended identifiers.
6065 * doc/cppopts.texi (-fextended-identifiers): Document.
6067 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6069 PR tree-optimization/23929
6070 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6073 PR tree-optimization/23818
6074 * tree-stdarg.c (execute_optimize_stdarg): Call
6075 calculate_dominance_info.
6077 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6079 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6080 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6081 (compute_overlap_steps_for_affine_1_2): Use
6082 get_number_of_iters_for_loop.
6083 (analyze_subscript_affine_affine): Check whether difference is
6085 Use get_number_of_iters_for_loop.
6086 Check whether overlap occurs outside of bounds.
6087 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6089 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6091 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6092 base register if possible.
6094 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6096 PR tree-optimization/18463
6097 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6098 converting it directly is not possible.
6099 (chrec_convert_aggressive): New function.
6100 * tree-chrec.h (chrec_convert_aggressive): Declare.
6101 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6102 Fold chrec conversions aggressively if asked to.
6103 (instantiate_parameters): Modified because of changes in
6104 instantiate_parameters_1.
6106 2005-09-19 Richard Henderson <rth@redhat.com>
6108 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6109 (reduc_splus_v2df): New.
6111 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6113 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6114 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6116 2005-09-19 Richard Henderson <rth@redhat.com>
6118 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6121 2005-09-19 Richard Henderson <rth@redhat.com>
6123 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6124 (ia64_expand_dot_prod_v8qi): New.
6125 * config/ia64/ia64-protos.h: Update.
6126 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6127 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6128 sdot_prodv8qi, sdot_prodv4hi): New.
6129 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6131 2005-09-19 Richard Henderson <rth@redhat.com>
6134 * real.c (exact_real_truncate): Return false if the format cannot
6135 represent the number as a normal.
6137 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6138 for a memory source.
6140 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6142 * tree-ssa-operands.c (swap_tree_operands): Export.
6143 * tree.h (swap_tree_operands): Declare.
6144 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6145 Call swap_tree_operands.
6147 2005-09-19 Richard Henderson <rth@redhat.com>
6149 * tree-flow.h (merge_alias_info): Declare.
6150 * tree-ssa-copy.c (merge_alias_info): Export.
6151 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6152 (vect_create_data_ref_ptr): Use create_iv directly.
6153 (vectorizable_load): Use correct types for integer constants.
6154 (vect_generate_tmps_on_preheader): Likewise.
6155 (vect_gen_niters_for_prolog_loop): Likewise.
6157 2005-09-19 Steven Bosscher <stevenb@suse.de>
6159 PR rtl-optimization/23943
6160 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6162 2005-09-18 Jan Hubicka <jh@suse.cz>
6164 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6166 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6168 * varasm.c (output_constant): Do not abort on conversions to union
6169 types between different sizes.
6171 2005-09-18 Richard Guenther <rguenther@suse.de>
6174 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6177 2005-09-18 Paul Brook <paul@codesourcery.com>
6179 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6181 2005-09-17 Richard Henderson <rth@redhat.com>
6183 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6184 * tree-ssa-loop.c (pass_vect_dce): Remove.
6185 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6188 2005-09-17 Richard Henderson <rth@redhat.com>
6190 * tree-pass.h (pass_vect_dce): Declare.
6191 * passes.c (init_optimization_passes): Add it.
6192 * tree-flow.h (tree_ssa_dce): Declare.
6193 * tree-ssa-dce.c (tree_ssa_dce): Export.
6194 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6195 (gate_tree_vectorize): ... here.
6196 (pass_vect_dce): New.
6198 2005-09-17 Jan Hubicka <jh@suse.cz>
6200 * except.c (struct eh_status): Turn region_array into vec.
6201 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6202 convert_from_eh_region_ranges, find_exception_handler_labels,
6203 current_function_has_exception_handlers, assign_filter_values,
6204 build_post_landing_pads, dw2_build_landing_pads,
6205 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6206 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6207 foreach_reachable_handler, can_throw_internal_1,
6208 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6210 (duplicate_eh_region_1): Update region_array.
6211 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6213 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6216 * expmed.c (expand_mult): Substitute simple register for op0 when
6219 2005-09-17 Richard Henderson <rth@redhat.com>
6221 * expr.c (emit_move_via_integer): Add force argument, pass it on
6222 to emit_move_change_mode. Update callers.
6223 (emit_move_complex): Pass true to new force argument.
6224 * function.c (expand_function_end): Move expand_eh_return call
6225 earlier. Merge sub-word complex values into a pseudo before
6226 copying to the return hard register.
6228 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6230 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6231 between different sizes.
6233 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6237 * passes.c (init_optimization_passes): Register dump files for
6240 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6242 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6243 * config/s390/s390.c (s390_overlap_p): New function.
6244 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6245 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6248 2005-09-16 Richard Guenther <rguenther@suse.de>
6250 * ipa-pure-const.c (static_execute): Free auxiliar information.
6251 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6252 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6254 2005-09-15 DJ Delorie <dj@redhat.com>
6256 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6258 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6260 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6262 (swap_commutative_operands_with_target): New.
6264 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6266 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6269 (estimate_iters_using_array): New function.
6270 * tree-data-ref.h (estimate_iters_using_array): Prototype
6271 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6272 Use estimate_iters_using_array instead of analyze_array.
6274 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6276 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6279 2005-09-15 Michael Matz <matz@suse.de>
6281 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6283 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6285 PR tree-optimization/23835
6286 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6287 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
6289 2005-09-14 Richard Henderson <rth@redhat.com>
6291 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
6292 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
6294 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
6296 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
6297 in the ARRAY_TYPE case.
6299 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
6301 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
6303 2005-09-14 Uros Bizjak <uros@kss-loka.si>
6306 * tree-vect-transform.c (vectorizable_operation): Return false for
6307 scalar shift operations and for vector shift operations with
6308 non-invariant shift arguments. Use scalar tree operand op1 as
6309 a shift operand when vector shift insn pattern uses scalar shift
6311 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
6313 2005-09-14 Olivier Hainque <hainque@adacore.com>
6315 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
6316 value if it has side-effects.
6318 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6321 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6323 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6325 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6326 passed as NAME as if it were label at start of function code.
6328 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6330 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6333 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6335 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6336 as early clobber. Rewrite so the PIC register is not implicitly used.
6338 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6340 * tree.c (annotate_with_file_line): Compare line numbers before
6343 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6346 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6347 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6349 2005-09-13 Ian Lance Taylor <ian@airs.com>
6351 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6352 than a HOST_WIDEST_INT to gen_doloop_begin.
6354 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6356 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6358 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6360 PR tree-optimize/23817
6361 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6363 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6366 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6367 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6368 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6369 (restore_stack_nonlocal): Likewise.
6370 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6372 2005-09-12 Ian Lance Taylor <ian@airs.com>
6375 * c.opt (ffriend-injection): New C++ option.
6376 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6377 (C++ Dialect Options): Document -ffriend-injection.
6379 2005-09-12 Josh Conner <jconner@apple.com>
6382 * ipa-reference.c (static_execute): Don't mark variables in
6383 named sections TREE_READONLY.
6385 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6387 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6390 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6392 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6393 V_MUST_DEF instead of just the first_use_p.
6394 Don't mark the virtual variables for renaming on the statement which
6396 (pass_dse): Remove TODO_update_ssa.
6398 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6401 * stor-layout.c (compute_record_mode): For records with a single
6402 field, actually check the field's mode size against the type size.
6404 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6405 registers for TARGET_SHMEDIA.
6406 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6407 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6408 of GENERAL_REGS and FP_REGS.
6410 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6412 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6414 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6416 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6417 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6418 are omitted. Exclude stack_tie insn too.
6420 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6422 PR rtl-optimization/23098
6423 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6425 * config/rs6000/rs6000.md (movdf splitter): Use
6426 const_double_operand predicate for TARGET_POWERPC64.
6427 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6428 SYMBOL_REF method to ABI_V4.
6430 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6431 replace_equiv_address.
6432 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6433 rs6000_sr_alias_set and MEM_NOTRAP.
6434 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6436 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6438 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6439 handle CALL_EXPR again.
6441 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6443 * arm/predicates.md (alignable_memory_operand): Delete.
6445 2005-09-10 Richard Henderson <rth@redhat.com>
6448 * dbxout.c (dbxout_expand_expr): New.
6449 (dbxout_symbol): Use it.
6451 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6453 * arm.c (arm_gen_rotated_half_load): Delete.
6454 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6455 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6456 (thumb_set_return_address): Likewise.
6457 (thumb_load_double_from_address): Use adjust_address.
6458 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6459 (extendhsisi2_mem, movhi_bytes): Use change_address.
6460 (movhi): Use widen_memory_access.
6461 (reload_out_df): Use replace_equiv_address.
6462 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6464 2005-09-09 Richard Henderson <rth@redhat.com>
6467 * dbxout.c: Include expr.h.
6468 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6469 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6470 * Makefile.in (dbxout.o): Add EXPR_H.
6472 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6474 PR tree-optimization/23509
6475 * tree-cfg.c (replace_uses_by): Use replace_exp.
6476 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6477 pointers have name_mem_tag or type_mem_tag set.
6479 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6481 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6482 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6483 of wrongly accessing operands.
6485 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6487 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6488 * tree-chrec.c: Include tree-scalar-evolution.h.
6489 (chrec_convert): Instantiate the base and step before calling
6490 scev_probably_wraps_p that would fail on parametric evolutions.
6491 Collect all the fails into a single section failed_to_convert,
6492 print a diagnostic, and return chrec_dont_know instead of calling
6494 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6495 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6497 (scev_const_prop): Don't replace the definition of a loop closed ssa
6498 phi node by itself, or by another loop closed ssa phi node.
6499 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6500 that base and step are defined.
6502 2005-09-09 Richard Guenther <rguenther@suse.de>
6505 * fold-const.c (fold_ternary): Check truth_value_p before
6506 calling invert_truthvalue.
6508 2005-09-09 Nick Clifton <nickc@redhat.com>
6510 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6511 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6512 dimension of these arrays.
6513 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6515 * longlong.h: Only provide a prototype for the __clz_tab[] array
6516 if this header has not been included from libgcc2.h.
6517 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6519 Provide prototypes for exported functions.
6520 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6523 2005-09-08 Josh Conner <jconner@apple.com>
6527 * expr.c (expand_expr_addr_expr_1): Don't invoke
6528 expand_simple_binop for EXPAND_INITIALIZER.
6530 2005-09-08 Richard Henderson <rth@redhat.com>
6533 * toplev.c (wrapup_global_declaration_1): Split out ...
6534 (wrapup_global_declaration_2): ... from ...
6535 (wrapup_global_declarations): ... here. Return bool.
6536 (check_global_declaration_1): Split out ...
6537 (check_global_declarations): from here.
6538 (emit_debug_global_declarations): New.
6539 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6540 check_global_declaration_1, emit_debug_global_declarations): Declare.
6541 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6542 of decls. Call wrapup_global_declaration_1,
6543 wrapup_global_declaration_2, check_global_declaration_1 directly.
6544 (c_write_global_declarations_2): New.
6546 (c_write_global_declarations): Call c_write_global_declarations_2.
6547 * langhooks.c (write_global_declarations): Call
6548 emit_debug_global_declarations.
6550 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6551 remove decls that have DECL_RTL_SET_P.
6552 * passes.c (rest_of_decl_compilation): Invoke
6553 cgraph_varpool_finalize_decl for all but functions.
6555 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6557 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6558 the result of a conversion if the new min and max cannot be compared.
6560 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6562 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6563 (override_options): Setting s390_sr_alias_set removed.
6564 (save_fpr, save_gprs): Set alias set to vararg or frame.
6565 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6566 s390_sr_alias_set with get_frame_alias_set ().
6567 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6568 get_varargs_alias_set ().
6570 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6574 * c-parser.c (c_parser_objc_method_definition): If the next
6575 token is not "{", error out and don't start the function.
6577 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6579 * tree-vrp.c (extract_range_from_expr): Move the check for non
6580 nullness after the check for gimple invariant.
6582 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6584 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6586 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6589 * config/m32r.md (movmemsi_internal): Canonicalize order of
6590 operands in PLUS component of template.
6592 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6594 * reload1.c (fixup_eh_region_note): Remove assertion.
6595 (fixup_abnormal_edges): Reverted removal of call to
6596 find_many_sub_basic_blocks made on 2005-08-31.
6598 2005-09-07 Richard Henderson <rth@redhat.com>
6600 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6601 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6602 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6603 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6604 rearrange for better packing.
6605 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6606 (lookup_cfa_1): Remove inline marker.
6607 (cfa_equal_p): Split out of ...
6608 (def_cfa_1): ... here. Use INVALID_REGNUM.
6609 (build_cfa_loc): Handle !cfa->indirect.
6610 (frame_pointer_cfa_offset): New.
6611 (dbx_reg_number): Assert register elimination performed; do
6612 leaf register remapping.
6613 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6614 (eliminate_reg_to_offset): New.
6615 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6616 for verifiably local stack frame addresses; re-base to CFA.
6617 (mem_loc_descriptor): Remove can_use_fbreg argument.
6618 (concat_loc_descriptor, loc_descriptor): Likewise.
6619 (containing_function_has_frame_base): Remove.
6620 (rtl_for_decl_location): Don't do register elimination or
6621 leaf register remapping here.
6622 (secname_for_decl): Split out from ..
6623 (add_location_or_const_value_attribute): ... here.
6624 (convert_cfa_to_loc_list): New.
6625 (compute_frame_pointer_to_cfa_displacement): New.
6626 (gen_subprogram_die): Use them.
6627 * tree.h (frame_base_decl): Remove.
6628 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6629 (prologue_stack_adjust): Remove.
6630 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6631 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6632 (set_frame_base_location): Remove.
6633 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6634 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6635 (vt_add_function_parameters): Don't eliminate_regs.
6636 (vt_initialize): Don't create frame_base_decl.
6638 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6640 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6641 version of GNU binutils for 4.x and later.
6643 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6645 * ggc-page.c (ggc_push_context): Remove.
6646 (ggc_pop_context): Likewise.
6647 * ggc.h (ggc_push_context): Remove.
6648 (ggc_pop_context): Likewise.
6650 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6653 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6654 returning from an interrupt handler.
6656 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6659 * config/arc/arc.c (output_shift): Add check for loop count when
6662 2005-09-06 Steven Bosscher <stevenb@suse.de>
6664 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6666 (abs_replacement): Likewise.
6667 (pass_phiopt): Remove TODO_update_ssa.
6669 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6672 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6673 if "return with no value, in function returning non-void" warning
6675 * tree-cfg.c (execute_warn_function_return): Don't look at
6676 RETURN_EXPRs with TREE_NO_WARNING set.
6679 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6680 for internal functions doesn't use registers used by global registers
6681 variables. Use fewer register parameters if there are global register
6684 2005-09-06 Olivier Hainque <hainque@adacore.com>
6685 Eric Botcazou <ebotcazou@adacore.com>
6688 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6689 when we would be extracting outside its bit span (bitpos+bitsize
6690 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6691 Ada unchecked conversions.
6693 2005-09-06 Steven Bosscher <stevenb@suse.de>
6695 * tree-ssa-pre.c (try_look_through_load): New function.
6696 (compute_avail): Use it to try to look through loads for some
6697 more useful expressions.
6699 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6701 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6702 condition for detecting cases like (a&a) and (a^a).
6704 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6706 * common.opt: Add option ftree-vect-loop-version.
6707 * params.def: Add --param vect-max-version-checks.
6708 * doc/invoke.texi: Document ftree-vect-loop-version and
6709 --param vect-max-version-checks.
6710 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6711 may_misalign_stmts and defines for accessors.
6712 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6713 LOOP_VINFO_MAY_MISALIGN_STMTS.
6714 (destroy_loop_vec_info): VEC_free for
6715 LOOP_VINFO_MAY_MISALIGN_STMTS.
6716 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6717 Update documentation.
6718 (vect_update_misalignment_for_peel): New.
6719 (vect_enhance_data_refs_alignment): Update to choose loop
6720 peeling or loop versioning if appropriate for the (potentially)
6721 unaligned data references in the loop.
6722 (vect_analyze_data_refs_alignment): Remove call to
6723 vect_enhance_data_refs_alignment so the checks can be done
6725 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6726 and move up call to vect_analyze_data_refs_alignment.
6727 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6728 (vect_transform_loop): Add call to loop_version.
6730 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6732 PR rtl-optimization/23098
6733 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6734 * simplify-rtx.c (constant_pool_reference_p): New function.
6735 * rtl.h (constant_pool_reference_p): New prototype.
6736 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6737 constant_pool_reference_p in condition and
6738 avoid_constant_pool_reference in preparation statements.
6740 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6742 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6743 STRICT_LOW_PART SETs.
6745 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6748 * except.c (sjlj_emit_function_enter): Find the function begin
6749 note even when it's not in first basic block.
6751 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6753 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6754 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6755 * aclocal.m4: Regenerate.
6757 2005-09-05 DJ Delorie <dj@redhat.com>
6759 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6762 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6764 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6765 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6766 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6767 Follow spelling conventions.
6768 * doc/invoke.texi: Follow spelling conventions.
6770 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6772 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6773 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6774 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6776 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6779 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6780 (output_stack_adjust): Use gen_tmp_stack_mem.
6781 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6782 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6783 (sh_get_pr_initial_val): Likewise.
6784 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6785 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6786 * sh.md (divsi_inv_m0): Use gen_const_mem.
6787 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6788 (movdf_i4+1): Use gen_tmp_stack_mem.
6789 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6790 (fpu_switch+2): Likewise.
6791 (movv4sf_i, movv16sf_i): Use adjust_address.
6792 (symGOT_load): Set MEM_NOTRAP_P bit.
6794 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6797 * pa.c (emit_move_sequence): Fix typo in last change.
6799 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6801 PR rtl-optimization/23454
6802 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6805 2005-09-03 Richard Henderson <rth@redhat.com>
6806 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6809 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6812 2005-09-02 Nicolas Pitre <nico@cam.org>
6814 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6815 to bit_count to 32 bits.
6817 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6820 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6821 generating synthetic loads from volatile lvalues.
6823 005-09-02 Nick Clifton <nickc@redhat.com>
6825 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6826 __ctzhi2, __clzhi2): New functions.
6828 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6831 * tree-nested.c (struct var_map_elt): Mark with GTY.
6832 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6834 (lookup_field_for_decl): Allocate new element in GC memory.
6835 (lookup_tramp_for_decl): Likewise.
6836 (convert_nl_goto_reference): Likewise
6837 (create_nesting_tree): Allocate info in GC memory. Likewise for
6839 (free_nesting_tree): Free with ggc_free instead of free.
6840 (root): New static variable.
6841 (lower_nested_functions): Remove root as local variable. And zero out
6842 root at the end of the function.
6844 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6846 PR rtl-optimization/20365
6847 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6848 to short. New member ix.
6849 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6850 (simplify_plus_minus): Initialize ix members before calling qsort.
6852 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6854 PR tree-optimization/23626
6855 * tree-cfg.c (replace_uses_by): Clean up eh info.
6857 2005-09-01 DJ Delorie <dj@redhat.com>
6859 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6862 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6864 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6865 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6868 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6870 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6871 do not issue warning for a variable definition following
6874 2005-09-01 Richard Henderson <rth@redhat.com>
6877 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6878 conversion to CONST_VECTOR.
6880 2005-09-01 Richard Henderson <rth@redhat.com>
6883 * reload1.c (reload_as_needed): Check !CALL_P before calling
6884 fixup_eh_region_note.
6885 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6887 2005-09-01 DJ Delorie <dj@redhat.com>
6889 * varasm.c (output_constant): Let the target resolve
6890 conversions of addresses to non-default pointer sizes.
6892 2005-09-01 Nicolas Pitre <nico@cam.org>
6894 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6895 to alow matching ARM pre-indexed addressing mode.
6896 (arm_override_options): Remove now irrelevant comment.
6898 2005-09-01 Phil Edwards <phil@codesourcery.com>
6900 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6901 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6902 * config/i386/vxworks.h: Likewise.
6903 * config/i386/t-vxworksae: New file, for VxWorks AE.
6904 * config/i386/vxworksae.h: Likewise.
6906 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6908 PR tree-optimization/23410
6909 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6910 sequence is not wrapping during the first step.
6912 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6915 * dwarf2out.c (base_type_die): Compare char_type_node with
6916 TYPE_MAIN_VARIANT (type), not type.
6918 2005-09-01 Richard Guenther <rguenther@suse.de>
6920 PR tree-optimization/15366
6921 * common.opt: Add -finline-functions-called-once.
6922 Put -fearly-inlining in alphabetically ordered place.
6923 * doc/invoke.texi: Document new option.
6924 * ipa-inline.c (cgraph_decide_inlining): Honour
6925 flag_inline_functions_called_once.
6927 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6929 PR rtl-optimization/23478
6930 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6931 (alloc_qty): Initialize it.
6932 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6933 (combine_regs): Combine also n_throwing_calls_crossed fields.
6934 (find_free_reg): Don't attempt to caller-save pseudos crossing
6935 calls that might throw.
6936 * global.c (struct allocno): Add throwing_calls_crossed field.
6937 (global_alloc): Revert 2005-08-22 change. Initialize
6938 throwing_calls_crossed.
6939 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6942 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6945 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6946 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6947 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6948 (and64_2_operand): Tweak to use predicate.
6949 (and_operand): Adjust for mask_operand changes.
6950 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6951 (print_operand): Likewise.
6952 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6953 (mask64_1or2_operand): Delete.
6954 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6955 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6956 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6957 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6958 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6959 (rotldi3_internal4): Likewise.
6960 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6961 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6962 (ashldi3_internal7): Likewise.
6963 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6964 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6965 (anddi3 split): Don't match mask64_operand.
6966 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6967 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6968 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6969 't' splitter predicate.
6970 (movdi_internal64 + 2): Revert 2005-06-11 change.
6972 2005-08-31 DJ Delorie <dj@redhat.com>
6974 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6975 (m32c_asm_integer): Add support for 32 bit pointers.
6977 2005-08-31 Richard Henderson <rth@redhat.com>
6979 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6980 component-like references for setting MEM_NOTRAP_P.
6982 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6983 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6985 2005-08-31 Richard Henderson <rth@redhat.com>
6987 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6988 into a pseudo before applying gen_lowpart.
6990 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6992 * doc/install.texi (Specific): Update cctools version required
6993 for full functionality.
6994 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6995 linkers as -macosx_version_min.
6997 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7000 * sh.c (print_operand, %R and %S): Add handling of floating point
7001 registers, memory, constants and invalid operands.
7003 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7005 * ipa-pure-const.c: Change dump name.
7007 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7010 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7011 to "reg_or_0_operand".
7012 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7014 2005-08-31 Dale Johannesen <dalej@apple.com>
7016 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7017 loops that count down.
7019 2005-08-31 Richard Henderson <rth@redhat.com>
7022 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7023 (fixup_eh_region_note): New.
7024 (reload_as_needed): Call it.
7025 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7026 don't call find_many_sub_basic_blocks; call verify_flow_info.
7027 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7028 (keep_stack_depressed): Likewise.
7029 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7031 2005-08-31 Richard Henderson <rth@redhat.com>
7033 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7036 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7038 * expr.c (expand_expr_real_1): Compare size of address
7039 mode to target's address mode size in deciding expansion of
7040 the constant address.
7042 2005-08-31 Richard Guenther <rguenther@suse.de>
7045 * expr.c (all_zeros_p): New function.
7046 (expand_expr_real_1): Handle the case of an all-zero
7047 non-addressable constructor separately.
7049 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7051 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7052 arguments, adjust all callers.
7053 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7055 2005-08-30 Richard Henderson <rth@redhat.com>
7058 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7059 whenever the mode sizes match.
7061 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7063 * calls.c (load_register_parameters): Fix comment typo.
7064 * expr.c (emit_push_insn): Comment formatting.
7066 2005-08-30 Ian Lance Taylor <ian@airs.com>
7068 * config/i386/x-cygwin (host-cygwin): Change dependency from
7069 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7071 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7073 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7076 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7079 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7080 call to ggc_collect.
7082 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7085 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7086 beginning. Remove $(INCLUDES) from all the rules, if following
7087 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7089 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7092 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7093 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7094 not constant, but maxlen is, don't set len to maxlen, rather
7095 set maxlen to len if len is a constant.
7097 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7099 PR tree-optimization/23475
7100 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7103 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7105 Fix PR middle-end/22455
7107 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7108 Checksum only the parts of the tree that exist for the tree code.
7110 2005-08-28 Dale Johannesen <dalej@apple.com>
7112 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7114 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7116 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7118 2005-08-28 Richard Henderson <rth@redhat.com>
7120 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7121 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7124 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7127 * builtins.c (get_memory_rtx): Don't strip nops
7128 in between COMPONENT_REFs.
7130 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7133 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7135 (gimplify_modify_expr): Check for zero sized types and gimplify the
7136 rhs and lhs as statements.
7138 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7141 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7142 state for return address column of signal frames.
7144 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7147 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7148 bytes >= 2 not bytes == 2.
7149 (expand_block_move): Same.
7151 2005-08-27 Richard Guenther <rguenther@suse.de>
7154 * config/i386/sse.md (sse2_movsd): Add missing closing
7157 2005-08-27 Paul Brook <paul@codesourcery.com>
7159 * genrecog.c (enum decision_type): Add DT_num_insns.
7160 (struct decision_test): Add u.num_insns.
7161 (add_to_sequence): Add DT_num_insns test.
7162 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7163 (write_cond, debug_decision_2): Ditto.
7164 (change_state): Assume peep2_next_insn never fails.
7165 Remove "afterward" argument.
7166 (write afterward, write_tree): Update to match.
7167 * recog.c (peep2_current_count): New variable.
7168 (peep2_next_insn): Check it.
7169 (peephole2_optimize): Set peep2_current_count.
7170 * recog.h (peep2_current_count): Declare.
7172 2005-08-26 Josh Conner <jconner@apple.com>
7175 * ipa-pure-const.c (check_tree): Check for volatile-ness
7176 when considering a dereference.
7178 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7180 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7182 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7184 PR rtl-optimization/23561
7185 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7186 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7187 at most LEN bytes long memory fits into the field.
7188 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7189 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7190 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7192 2005-08-26 Richard Henderson <rth@redhat.com>
7195 * loop.c (biased_biv_may_wrap_p): New.
7196 (maybe_eliminate_biv_1): Use it to suppress non-equality
7197 comparison transformations. Delete disabled code.
7199 2005-08-26 Ian Lance Taylor <ian@airs.com>
7201 * combine.c (make_extraction): Avoid reference outside object.
7203 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7205 * stor-layout.c (finalize_type_size): Restore behaviour for
7206 non-aggregate types to the status quo ante of the patch for
7207 pr 23467. Document why it matters.
7209 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7212 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7213 array by one element, initialize the BT_LAST element with NULL.
7215 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7217 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7218 optimizing for size.
7220 (compare_plus_eqsi): Same.
7221 (plus_eqsi_compare): Same.
7222 (neg_eq0<mode>): Same.
7223 (neg_eq<mode>): Same.
7225 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7228 2005-08-26 Nick Clifton <nickc@redhat.com>
7230 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7231 TARGET_EP is not defined.
7232 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7233 TARGET_EP is enabled.
7234 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7235 * config/v850/v850.md (save_all_interrupt): Only use the EP
7236 register if TARGET_EP is defined.
7237 (restore_all_interrupt): Likewise.
7238 * config/v850/lib1funcs.asm: Update functions so that the EP
7239 register is only used if __EP__ is defined.
7241 2005-08-26 David Ung <davidu@mips.com>
7243 * config/mips/mips.c (mips_expand_prologue): Handle case when
7244 generating for MIPS16 and the outgoing argument area is more than
7245 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7248 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7250 * config/crx/crx.md: Make doloop_end pattern usage controllable
7251 via mloop-nesting=<max-nesting> command line switch. Make sure
7252 the combiner cannot use doloop_end_<mode> in an illegal way.
7253 * config/crx/crx.c: Use regs up to r6 for argument passing.
7254 Refine crx_address_cost (non cst4 displacements are expensive).
7255 * config/crx/crx.opt: Add switch for mloop-nesting=.
7257 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7259 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7260 (UNSPEC_MVST): New constant.
7262 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7264 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7265 Reject operands containing eliminable registers.
7266 * testsuite/gcc.dg/20050825-1.c: New testcase.
7268 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7269 Jan Hubicka <jh@suse.cz>
7271 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7273 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7275 PR tree-optimization/23546
7276 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7279 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7281 * params.def (PARAM_MIN_SPEC_PROB): New.
7282 * sched-rgn.c (MIN_PROBABILITY): Delete.
7283 (compute_trg_info): Convert to PARAM_VALUE.
7284 * doc/invoke.texi (param): Document min-spec-prob.
7286 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
7288 * config/darwin.h: define __PIC__
7289 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
7290 TARGET_OS_CPP_BUILTINS macro.
7292 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7294 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
7297 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7299 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
7301 * cfghooks.c (duplicate_block): Added position where to place
7302 new block as argument.
7303 * cfghooks.h (duplicate_block): Declaration changed.
7304 * cfglayout.c (copy_bbs): Add argument after. Pass it to
7306 * cfglayout.h (copy_bbs): Declaration changed.
7307 * cfgloop.h (loop_version): Declaration changed.
7308 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
7309 position to copy_bbs.
7310 (loop_version): Pass position to duplicate_loop_to_header_edge.
7311 Add place_after argument and position new blocks according to
7313 * modulo-sched.c (sms_schedule): Pass place_after argument
7315 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
7316 * tree-cfg.c (split_edge_bb_loc): New function.
7317 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
7318 to determine position of new blocks.
7319 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7321 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7322 argument to duplicate_block.
7323 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7324 Pass position to copy_bbs.
7326 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7328 * fold-const.c (ptr_difference_const): Use
7329 cst_and_fits_in_hwi instead of host_integerp.
7331 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7333 * config/darwin.c (gen_pic_offset): New.
7334 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7337 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7339 PR tree-optimization/23486
7340 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7342 2005-08-23 Phil Edwards <phil@codesourcery.com>
7344 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7345 remove use_collect2.
7346 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7348 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7349 configuration files to override the default value.
7351 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7352 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7353 * config/vx-common.h: New file, split out from...
7354 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7355 * config/vxworksae.h: New file, for VxWorks AE.
7356 * config/vxworks.opt: New file.
7357 * config/vxlib.c: Update for VxWorks 6.
7359 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7360 other MULTILIB_* variables appropriately.
7361 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7362 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7363 * config/rs6000/vxworks.h: Update for VxWorks 6.
7364 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7366 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7369 * config/darwin.c (machopic_select_section): Remove the hack to
7370 mark "::operator new" and "::operator delete" for coalescing
7371 even though they are not weak.
7373 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7375 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7376 * configure: Regenerate.
7378 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7381 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7383 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7384 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7387 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7389 * config/rs6000/predicates.md (equality_operator): New.
7390 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7391 comparison with a large constant.
7393 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7395 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7397 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7399 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7400 registers is even, and we have a hardware double precision fp,
7402 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7403 size of current argument when checking if argument was passed in
7406 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7409 * stor-layout.c (finalize_type_size): Dont override
7410 existing alignment with a smaller alignment from the mode.
7412 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7414 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7415 * lambda.h (lambda_vector_lexico_pos): ... here.
7416 * tree-data-ref.c (build_classic_dist_vector): Return false when
7417 the distance vector is lexicographically negative.
7419 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7421 PR tree-optimization/23511
7422 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7423 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7425 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7427 PR tree-optimization/22043
7428 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7429 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7430 If ALLOW_FLEXARR, handle types ending with flexible array member.
7431 Pass false as second argument to recursive count_type_elements calls.
7432 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7433 argument to count_type_elements call.
7434 * tree-sra.c (decide_block_copy): Likewise.
7435 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7436 for a constant-sized object, set cleared as well. Pass true as
7437 second argument to count_type_elements call.
7439 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7442 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7443 from legitimate_small_data_p, and make global. Update use.
7444 Remove forward declaration.
7445 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7447 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7449 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7451 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7452 of scratch intermediates.
7453 (eq<mode>_compare): Same.
7454 (neg_eq0<mode>): New.
7455 (neg_eq<mode>): Convert to define_insn_and_split.
7457 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7460 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7461 stdarg functions, set/clear the fp marker even when no variable
7463 * config/rs6000/sysv4.opt (mprototype): Describe.
7465 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7467 PR rtl-optimization/23478
7468 * regs.h (reg_info): Add throw_calls_crossed.
7469 (REG_N_THROWING_CALLS_CROSSED): Define.
7470 * flow.c (allocate_reg_life_data): Initialize
7471 REG_N_THROWING_CALLS_CROSSED.
7472 (propagate_one_insn, attempt_auto_inc): Update
7473 REG_N_THROWING_CALLS_CROSSED.
7474 * global.c (global_alloc): Don't allocate pseudos across
7475 calls that may throw.
7477 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7480 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7481 value is inbetween the range if we did not find an exact match.
7483 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7485 * doc/invoke.texi (Option Summary): Add ms1 options.
7486 * doc/extend.texi: Document interrupt handler attribute for ms1.
7487 * doc/md.texi: Document ms1 constraints.
7488 * config.gcc: Add ms1-*-elf.
7489 * config/ms1/ms1.h: New.
7490 * config/ms1/ms1.c: New.
7491 * config/ms1/ms1.md: New.
7492 * config/ms1/ms1-protos.h: New.
7493 * config/ms1/ABI.txt: New.
7494 * config/ms1/crti.asm: New.
7495 * config/ms1/crtn.asm: New.
7496 * config/ms1/lib2extra-funcs.c: New.
7497 * config/ms1/t-ms1: New.
7498 * config/ms1/ms1.opt: New.
7500 2005-08-22 Ira Rosen <irar@il.ibm.com>
7502 * config/rs6000/altivec.md (xorv4sf3): New.
7503 (negv4sf2, neg<mode>2): Likewise.
7505 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7508 * config/ia64/ia64.md (divsi3): Check divide by zero.
7509 (udivsi3): Likewise.
7511 (udivdi3): Likewise.
7513 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7515 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7516 up to elem_bitsize bits, not max_bitsize.
7518 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7520 PR tree-optimization/23433
7521 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7522 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7524 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7526 PR tree-optimization/23434
7527 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7528 the iteration bound is not an INTEGER_CST.
7530 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7532 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7533 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7534 NULL if need_epilog_adjust is false.
7535 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7536 Case 3 always peels first itration, not just for PLUS case, and no need
7537 to use scalar_initial_def here. Create an epilog adjustment only if
7538 scalar_initial_def is not NULL.
7540 (vectorizable_reduction): Remove assert.
7542 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7545 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7546 (__moddi3): Likewise.
7547 (__udivdi3): Likewise.
7548 (__umoddi3): Likewise.
7549 (__divsi3): Likewise.
7550 (__modsi3): Likewise.
7551 (__udivsi3): Likewise.
7552 (__umodsi3): Likewise.
7554 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7556 * tree-pass.h (TDF_GRAPH): Define.
7557 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7558 * passes.c (finish_optimization_passes): Only call
7559 finish_graph_dump_file if TDF_GRAPH is set.
7560 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7561 NULL. Set TDF_GRAPH bit.
7562 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7564 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7566 * arm.h (arm_stack_offsets): Add locals_base field.
7567 * arm.c (arm_get_frame_offsets): Compute it.
7568 (thumb_compute_initial_elimination offset): Make the Thumb frame
7569 pointer point to the base of the local variables.
7570 (thumb_expand_prologue): Update accordingly.
7571 (thumb_expand_epilogue): Likewise.
7573 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7574 mode of clobbered scratch to DImode. Handle a case that's known to
7577 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7579 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7580 (gt0<mode>_compare): Delete.
7581 (neg_gt0<mode>): Delete.
7583 2005-08-19 Eric Christopher <echristo@apple.com>
7585 * optabs.h: Change CTI_ to COI_.
7588 2005-08-19 James E Wilson <wilson@specifix.com>
7590 * builtins.c (expand_builtin_return_addr): Set
7591 current_function_accesses_prior_frames when count != 0. Use
7592 frame_pointer_rtx when count == 0.
7593 * function.h (struct function): Add accesses_prior_frames field.
7594 (current_function_accesses_prior_frames): Define.
7595 * reload1.c (init_elim_table): Check
7596 current_function_accesses_prior_frames.
7597 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7599 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7601 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7602 indicator. Return true if the flowgraph changed during
7605 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7608 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7609 conditional expression before testing its value.
7611 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7613 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7615 2005-08-19 Devang Patel <dpatel@apple.com>
7617 PR tree-optimization/23048
7618 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7619 third parameter. Check whether latch is dominated by exit
7621 (if_convertible_loop_p): Supply exit block itself to
7622 if_convertible_bb_p.
7624 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7627 * arm.md (arm_load_pic_register): Change argument to the mask of
7628 saved registers. Call thumb_find_work_register if we need a
7629 scratch register on Thumb.
7630 (arm_expand_prologue): Pass empty register set to
7631 arm_load_pic_register.
7632 (thumb_expand_prologue): Pass live_regs_mask directly to
7633 arm_load_pic_register.
7634 * arm-protos.h (arm_load_pic_register): Update prototype.
7636 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7638 * sh.c (find_sole_member): New function.
7639 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7640 if the record's alignment is larger than the size of its only member.
7642 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7645 * arm.c (thumb_legitimize_reload_address): New function.
7646 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7647 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7649 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7651 * config/crx/crx.c: Implement crx_decompose_address. Reject
7652 symbolic displacements since CRX register relative adressing
7653 mode can't handle unsigned 32-bit values as displacements.
7654 * config/crx/crx.h: Simplify definitions, remove redundant
7655 parenthesis and obsolete macros.
7656 * config/crx/crx.opt: Add new switch for debugging addresses.
7657 * config/crx/crx-protos.h: Add new declarations for above.
7659 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7662 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7665 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7667 * collect2.c (dup2): Delete.
7668 * configure.ac: Don't check for dup2.
7670 * config.in, configure: Regenerate.
7672 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7674 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7675 record with the type of its only member.
7677 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7679 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7680 define_insn_and_split.
7681 (plus_ltu<mode>_compare): Same.
7682 (gtu<mode>_compare): Same.
7683 (plus_gtu<mode>_compare): Same.
7685 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7687 PR tree-optimization/22228
7688 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7690 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7691 are recorded in vect_vnames_to_rename for renaming.
7692 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7693 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7694 in vect_vnames_to_rename.
7695 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7696 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7698 2005-08-18 Jan Hubicka <jh@suse.cz>
7701 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7702 info only for local statics, not for member variables.
7704 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7706 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7708 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7710 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7712 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7715 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7717 2005-08-17 James E Wilson <wilson@specifix.com>
7719 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7722 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7724 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7725 (leu<mode>_compare): Same.
7726 (plus_leu<mode>): Same.
7727 (neg_leu<mode>): Same.
7728 (and_neg_leu<mode): Same.
7729 (ltu<mode>_compare): Same.
7730 (plus_ltu<mode>): Same.
7732 (geu<mode>_compare): Same.
7733 (plus_geu<mode>): Same.
7734 (neg_geu<mode>): Same.
7735 (and_neg_geu<mode>): Same.
7736 (plus_gt<mode>): Same.
7737 (gtu<mode>_compare): Same.
7738 (plus_gtu<mode>): Same.
7740 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7742 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7743 Move call_table_data to end. Delete spurious .text.
7744 (callt_save_all_interrupt): Fix comment typo.
7746 2005-08-17 James E Wilson <wilson@specifix.com>
7747 Kevin Winchester <winchester@amirix.com>
7750 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7752 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7755 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7756 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7758 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7760 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7761 record with the type of its only member if the modes don't match.
7763 * varasm.c (decode_reg_name): Skip empty additional register names.
7765 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7767 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7768 lsm_tmp_name_length): New.
7769 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7770 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7772 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7773 Andreas Krebbel <krebbel1@de.ibm.com>
7775 * config.gcc: Added z9-109 switch.
7776 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7777 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7778 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7779 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7780 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7781 for "z9_109" cpu attribute.
7782 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7783 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7784 (s390_handle_arch_option): Added z9-109 switch.
7785 (override_options): Set respective cost function for z9-109.
7786 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7787 (legitimate_reload_constant_p): Accept extended immediates.
7788 (print_operand): Three new output modifiers added: k, m and o.
7789 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7790 (s390_output_mi_thunk): Use extended immediate when possible.
7791 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7792 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7793 (CONSTRAINT_LEN): Added length of O constraint.
7794 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7795 * config/s390/s390.md ("cpu"): New value z9_109 added.
7796 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7797 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7798 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7799 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7800 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7801 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7802 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7803 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7804 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7805 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7806 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7807 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7808 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7809 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7810 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7812 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7813 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7814 insns for TARGET_EXTIMM.
7816 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7818 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7820 2005-08-17 Nick Clifton <nickc@redhat.com>
7822 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7823 Call default_encode_section_info.
7825 2005-08-17 Steven Bosscher <stevenb@suse.de>
7827 PR tree-optimization/21574
7828 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7829 constant, return CONSTANT.
7830 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7831 (ccp_fold, visit_assignment): Likewise.
7832 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7834 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7836 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7837 fold_buildN instead of buildN then fold_initializer or fold.
7838 (build_unary_op): Likewise.
7839 (build_binary_op): Likewise.
7840 * fold-const.c (fold_initializer): Remove.
7841 (fold_build1_initializer): New function.
7842 (fold_build2_initializer): New function.
7843 (fold_build3_initializer): New function.
7844 * tree.h (fold_initializer): Remove.
7845 (fold_build1_initializer): New function.
7846 (fold_build2_initializer): New function.
7847 (fold_build3_initializer): New function.
7849 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7851 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7852 (try_move_mult_to_index): Call fold_build2 instead of build2.
7853 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7854 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7855 fold_binary_to_constant.
7856 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7858 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7859 check if A == gcd (A, B). Remove TYPE argument.
7860 (analyze_offset) Use fold_build2 instead of fold (build.
7861 (create_data_ref): Likewise.
7862 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7863 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7866 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7868 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7869 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7871 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7874 * gimplify.c (zero_sized_type): New function.
7875 (gimplify_modify_expr_rhs): If we have a zero sized type,
7876 replace the statement with an empty statement.
7878 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7883 2005-08-16 Ian Lance Taylor <ian@airs.com>
7885 * doc/tm.texi (Label Output): Correct typo.
7887 2005-08-16 Steven Bosscher <stevenb@suse.de>
7890 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7891 force_operand will work later on using have_insn_for.
7893 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7895 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7897 2005-08-16 Ian Lance Taylor <ian@airs.com>
7900 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7901 vector type, don't try to construct it element by element. Add an
7902 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7904 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7906 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7908 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7910 * doc/invoke.texi (Precompiled Headers): Document some more options
7911 which are known to be safe.
7913 2005-08-16 James E Wilson <wilson@specifix.com>
7915 PR tree-optimization/21105
7916 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7917 TREE_OVERFLOW check.
7919 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7921 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7922 (neg_ltu<mode>): Same.
7924 (neg_gtu<mode>): Same.
7926 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7928 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7929 (fold_builtin_isdigit): Use fold_buildN.
7930 (build_function_call_expr): Likewise.
7931 * c-typeck.c (c_finish_loop): Likewise.
7933 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7934 Richard Shann <rshann@superh.com>
7936 PR middle-end/20396:
7937 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7939 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7941 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7943 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7946 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7947 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7950 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7953 * fold-const.c (build_range_check): Disable optimization for function
7954 pointer expressions on targets that require function pointer
7957 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7959 * simplify-rtx.c (simplify_const_relational_operation): When
7960 extracting arguments of a COMPARE, recompute the mode as well.
7962 2005-08-15 Ian Lance Taylor <ian@airs.com>
7964 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7966 2005-08-15 DJ Delorie <dj@redhat.com>
7968 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7970 (movsi_splittable): Allow, but split, moves to the stack.
7971 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7974 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7976 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7977 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7978 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7980 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7981 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7982 Delete HOST_PTR_PRINTF.
7984 * configure, config.in: Regenerate.
7986 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7988 * config/rs6000/rs6000.md (QHSI): New mode macro.
7989 (wd): Extend mode attr for QImode and HImode
7990 (dbits): New mode attr.
7991 (zero_extend<mode>di2): Convert to mode macro.
7993 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7996 * doc/invoke.texi (-mgnu-ld): Update description.
7999 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8002 * Makefile.in (tree-chrec.o): Depends on real.h.
8003 * tree-chrec.c: Include real.h.
8004 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8005 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8006 * tree-scalar-evolution.c (add_to_evolution_1,
8007 interpret_rhs_modify_expr): Ditto.
8009 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8012 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8013 step is negative compute the estimation from init downwards to zero.
8015 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8017 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8019 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8021 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8023 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8024 Accept double-word constants that can be split.
8025 * config/s390/s390.md ("movti"): Use 'P' constraint.
8026 ("*movdi_31", "*movdf_31"): Likewise.
8028 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8030 Fix PR tree-optimization/22615
8032 * tree-ssa-structalias.c (solution_set_add): Handle
8033 first_vi_for_offset returning NULL.
8034 (do_da_constraint): Ditto.
8035 (do_sd_constraint): Ditto.
8036 (do_ds_constraint): Ditto
8037 (find_func_aliases): Ditto.
8038 (build_constraint_graph): RHS is allowed be ANYTHING.
8039 (first_vi_for_offset): Return NULL if we couldn't find anything at
8042 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8044 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8045 over memory as first operand.
8047 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8050 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8051 available for setting it.
8053 2005-08-14 Ira Rosen <irar@il.ibm.com>
8055 PR tree-optimization/23320
8056 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8057 data-refs' types instead of base object nullness. Add check for
8058 pointer type data-refs before first location comparison. Remove
8061 2005-08-14 Andreas Schwab <schwab@suse.de>
8063 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8065 2005-08-13 James E Wilson <wilson@specifix.com>
8067 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8068 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8069 -fstack-protector-all, --param ssp-buffer-size): Document.
8070 (-Wvariadic-macros): Alphabetize.
8071 (-fsched-stalled-insns-dep): Add missing 'f'.
8073 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8076 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8078 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8079 or indirect address operand.
8080 (EXTRA_ADDRESS_CONSTRAINT): New.
8081 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8083 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8085 PR tree-optimization/22236
8086 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8087 successors and predecessors.
8088 * tree-chrec.c (chrec_convert): Before converting, check that
8089 sequences don't wrap.
8090 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8091 (analyze_array): Extern.
8092 (find_data_references_in_loop): Remove call to
8093 compute_estimated_nb_iterations.
8094 * tree-data-ref.h (analyze_array): Declared.
8095 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8096 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8097 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8098 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8100 * tree-ssa-loop-ivcanon.c: Fix documentation.
8101 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8102 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8103 (infer_loop_bounds_from_undefined): New.
8104 (estimate_numbers_of_iterations_loop): Use
8105 infer_loop_bounds_from_undefined.
8106 (used_in_pointer_arithmetic_p): New.
8107 (scev_probably_wraps_p): Pass an extra parameter. Call
8108 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8109 (convert_step): Fix documentation.
8110 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8111 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8112 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8113 scev_probably_wraps_p.
8115 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8117 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8118 (s390_register_info): Ignore clobbered_regs information for fixed
8119 registers, and only fixed registers.
8120 (s390_init_frame_layout): Remove redundant call.
8122 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8124 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8125 description of -Wold-style-casts.
8127 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8128 Jakub Jelinek <jakub@redhat.com>
8130 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8131 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8132 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8133 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8134 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8135 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8136 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8137 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8138 ("stack_protect_set", "stack_protect_test"): New expanders.
8139 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8140 "stack_protect_testdi"): New insn definitions.
8142 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8144 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8146 2005-08-12 Paul Brook <paul@codesourcery.com>
8148 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8150 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8152 * config/s390/predicates.md (setmem_operand): New predicate.
8153 (shift_count_operand): Accept ANDs with special constants as
8155 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8156 with special constants.
8157 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8158 shift_count_operand with setmem_operand.
8160 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8162 * config/s390/s390.c (s390_extract_part, s390_single_part):
8164 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8165 (s390_output_mi_thunk): Don't use lg on 31 bit.
8166 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8167 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8169 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8171 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8172 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8173 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8174 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8175 with one of the new macros.
8177 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8179 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8180 Don't set save_return_addr_p.
8181 (s390_register_info): Make clobbered_regs not depending on
8184 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8186 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8187 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8189 2005-08-11 James E. Wilson <wilson@specifix.com>
8191 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8193 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8195 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8196 locations gathered by var-tracking in single entry loc_list
8197 over loc_descriptor_from_tree.
8199 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8200 pass it down to loc_descriptor.
8201 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8202 (containing_function_has_frame_base): Move earlier in the file.
8203 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8204 instead of always assuming fbreg can't be used.
8206 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8208 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8209 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8210 Accept address wrapped in AND for Altivec.
8211 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8212 Strip AND wrapping offset address for Altivec.
8214 2005-08-11 Richard Henderson <rth@redhat.com>
8217 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8218 before using TYPE_IS_SIZETYPE.
8220 2005-08-11 Richard Henderson <rth@redhat.com>
8223 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8224 insn types not present on ev4.
8225 (alphaev5_insn_pipe): Similarly.
8227 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8230 * arm.c (arm_override_options): If the user has selected callee-super-
8231 interworking, then enable normal interworking.
8233 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8235 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8238 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8240 * doc/rtl.texi: Fix two typos.
8242 2005-08-11 Richard Guenther <rguenther@suse.de>
8245 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8246 cases where we call to/from functions returning void.
8248 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8251 * tree.c (build_pointer_type_for_mode): Robustify.
8253 2005-08-10 James E Wilson <wilson@specifix.com>
8255 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8256 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8258 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8261 2005-08-10 Eric Christopher <echristo@apple.com>
8263 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8264 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8267 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8270 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8271 for the high part when generating dynamic-no-pic code.
8273 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8275 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8276 (x86_64-*-linux*): Likewise.
8278 * config/i386/crtfastmath.c: New file.
8279 * config/i386/t-crtfm: Likewise.
8281 * config/i386/linux.h (ENDFILE_SPEC): New.
8282 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8284 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8287 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
8289 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
8290 (vec_shl, vec_shr): Document new operations.
8291 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
8293 2005-08-10 David Edelsohn <edelsohn@gnu.org>
8295 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
8296 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
8297 change predicate to indexed_or_indirect_address.
8299 2005-08-10 Richard Sandiford <richard@codesourcery.com>
8301 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
8302 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
8303 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
8304 and __aeabi_uwrite8.
8305 * config/arm/unaligned-funcs.c: New file.
8306 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
8308 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
8310 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
8312 * cfglayout.c (pass_insn_locators_initialize): Add dump.
8313 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
8315 * except.c (pass_convert_to_eh_region_ranges): Add dump.
8316 * final.c (pass_shorten_branches): Add dump.
8317 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
8318 (pass_life): Rename dump.
8319 (rest_of_handle_flow2): Remove initial verify_flow_info.
8320 * function.c (pass_instantiate_virtual_regs): Add dump.
8321 * integrate.c (pass_initial_value_sets): Add dump.
8322 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8323 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8324 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8325 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8326 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8327 gate_rtl_unrool_and_peel_loops): New.
8328 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8329 rtl_doloop): Do not look at flags.
8330 * mode-switching.c (pass_mode_switching): Add dump.
8331 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8332 pass_split_before_regstack): Add dump.
8333 * regmove.c (pass_stack_adjustments): Add dump.
8334 * tree-optimize.c (pass_fixup_cfg): Add dump.
8336 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8339 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8340 deciding which instruction sequence to use.
8342 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8344 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8345 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8347 2005-08-09 Richard Guenther <rguenther@suse.de>
8349 * c-common.c (builtin_function_2): Remove.
8350 (def_builtin_1): New function.
8351 (c_common_nodes_and_builtins): Use def_builtin_1 to
8352 build builtin functions.
8354 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8356 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8357 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8358 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8361 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8363 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8364 fold_binary instead of fold_build2 since we don't care about the
8366 (loop_niter_by_eval): Likewise.
8367 (compare_trees): Likewise.
8368 (proved_non_wrapping_p): Likewise.
8370 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8374 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8375 if the if is really empty.
8377 2005-08-09 Steven Bosscher <stevenb@suse.de>
8379 PR tree-optimization/23234
8380 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8381 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8382 argument of the new enum.
8383 (execute_cse_reciprocals): Add reciprocals for function arguments
8384 on the unique successor edge of the entry block. Update other calls
8385 to execute_cse_reciprocals_1.
8387 2005-08-08 Richard Henderson <rth@redhat.com>
8390 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8392 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8394 * expr.c (write_complex_part): Return after handling MEM.
8396 2005-08-08 Josh Conner <jconner@apple.com>
8398 PR rtl-optimization/23241
8399 * combine.c (simplify_comparison): Fix error in determining
8400 whether to lift a subreg from comparison.
8402 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8405 * config/rs6000/altivec.md (vec_init<mode>): New.
8406 (vec_set<mode>): New.
8407 (vec_extract<mode>): New.
8408 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8409 (rs6000_expand_vector_set): New.
8410 (rs6000_expand_vector_extract): New.
8411 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8412 for Altivec modes before reload.
8413 (altivec_expand_vec_init_builtin): New.
8414 (get_element_number): New.
8415 (altivec_expand_vec_set_builtin): New.
8416 (altivec_expand_vec_ext_builtin): New.
8417 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8419 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8421 * config/rs6000/rs6000.h (rs6000_builtins): Add
8422 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8423 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8424 * config/rs6000/rs6000-protos.h: Declare new functions.
8426 2005-08-08 Jan Hubicka <jh@suse.cz>
8428 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8429 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8430 * i386.md (movdi*): Use pic_32bit_operand.
8431 * predicates.md (pic_32bit_operand): New.
8433 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8436 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8438 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8440 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8441 (test_for_singularity): Use fold_build2.
8443 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8445 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8447 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8449 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8450 (COMMON_ASM_OP) Define.
8451 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8452 (ix86_encode_section_info): Likewise.
8453 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8454 SUBTARGET_ENCODE_SECTION_INFO.
8456 2005-08-06 Richard Henderson <rth@redhat.com>
8459 * tree-nested.c (convert_local_reference): Save and restore val_only
8460 around component_ref and friends. Clear walk_subtrees by default.
8462 2005-08-06 Peter O'Gorman <peter@pogma.com>
8465 * gcc.c (process_command): Check the argument to -b has a dash.
8466 * doc/invoke.texi: Update -b and -V docs.
8468 2005-08-06 James E Wilson <wilson@specifix.com>
8470 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8472 2005-08-06 Michael Matz <matz@suse.de>
8474 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8475 member only if only one insn is associated with the value.
8477 2005-08-06 Nick Clifton <nickc@redhat.com>
8479 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8481 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8482 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8483 Check symbol flags instead of symbol name mangling.
8484 (xstormy16_asm_output_aligned_common): Likewise. Also
8485 simplify code since the bss100_section cass is the only case
8486 where the below100 code will be triggered.
8487 (xstormy16_encode_section_info): Encode below100 attribute
8488 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8490 (xstormy16_strip_name_encoding): Delete - this function is no
8492 (TARGET_STRIP_NAME_ENCODING): Undefine.
8493 * config/stormy16/stormy16-protos.h: Delete prototype for
8494 xstormy16_strip_name_encoding.
8496 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8498 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8499 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8500 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8501 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8502 config/alpha/predicates.md, config/arc/arc.h,
8503 config/arm/arm.h, config/arm/ieee754-df.S,
8504 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8505 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8506 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8507 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8508 config/m68hc11/m68hc11.h, config/mips/mips.c,
8509 config/mips/mips.h, config/mips/openbsd.h,
8510 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8511 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8512 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8513 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8514 config/sparc/linux.h, config/sparc/linux64.h,
8515 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8516 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8517 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8518 typos. Follow spelling conventions.
8520 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8523 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8524 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8525 specially. Check for side effects only for COND_EXPR.
8526 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8527 return with TREE_NO_WARNING.
8529 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8531 PR rtl-optimization/23233
8532 * loop.c (combine_movables): Require the modes to be the same.
8533 (move_movables): Remove handling of cases where the replacement
8534 had a different mode to the original.
8536 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8538 PR tree-optimization/23128
8539 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8540 subtraction wrap, and set TREE_OVERFLOW if they do.
8542 2005-08-05 Richard Henderson <rth@redhat.com>
8545 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8546 FORCED_LABEL labels.
8548 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8551 * reload.c (find_reloads_subreg_address): Pass down TYPE
8552 unchanged. Change all callers except find_reloads_toplev.
8554 2005-08-05 Michael Matz <matz@suse.de>
8556 * genattrtab.c (current_alternative_string): Remove.
8557 (SIMPLIFY_ALTERNATIVE): Ditto.
8558 (attr_alt_bit_p): Ditto.
8559 (alternative_name): Make const char *.
8560 (evaluate_eq_attr): Remove use of above things.
8561 (simplify_test_exp): Ditto.
8562 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8563 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8565 2005-08-04 James E Wilson <wilson@specifix.com>
8567 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8568 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8569 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8570 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8571 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8573 2005-08-04 Richard Henderson <rth@redhat.com>
8576 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8577 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8578 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8579 if we'd have to instantiate too many members.
8581 2005-08-04 Richard Henderson <rth@redhat.com>
8584 * tree-outof-ssa.c (coalesce_asm_operands): New.
8585 (coalesce_ssa_name): Use it. Split out ...
8586 (coalesce_phi_operands, coalesce_result_decls): ... these.
8588 2005-08-04 Paul Brook <paul@codesourcery.com>
8590 * read-rtl.c (read_quoted_string): Break if EOF.
8592 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8594 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8595 (fold_build2): Likewise.
8596 (fold_build3): Likewise.
8597 (fold_build1_stat): New function prototype.
8598 (fold_build2_stat): Likewise.
8599 (fold_build3_stat): Likewise.
8600 * fold-const.c (fold_build1): Rename to ..
8601 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8602 through to build1_stat.
8603 (fold_build2): Rename to ..
8604 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8605 through to build2_stat.
8606 (fold_build3): Rename to ..
8607 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8608 through to build3_stat.
8610 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8611 Ian Lance Taylor <ian@airs.com>
8613 * function.c (assign_stack_local_1): Do not correct stack slot
8614 address if allocation size is smaller than mode size.
8616 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8619 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8620 (tree_merge_blocks): Propagate anything allowed by
8622 Clarify documentation.
8623 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8624 SSA form, schedule an update if necessary.
8626 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8628 * doc/install.texi (Binaries): Remove broken link to
8629 Sinix/Reliant Unix binaries.
8631 2005-08-03 Richard Henderson <rth@redhat.com>
8634 * function.c (stack_protect_epilogue): Export.
8635 * tree.h (stack_protect_epilogue): Declare.
8636 * calls.c (expand_call): Call it.
8638 2005-08-03 Eric Christopher <echristo@apple.com>
8640 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8641 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8644 2005-08-04 Jan Hubicka <jh@suse.cz>
8646 * profile.c (branch_prob): Split edges with goto locus on them
8647 to get proper line counts.
8648 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8650 2005-08-03 Paul Brook <paul@codesourcery.com>
8652 * function.c (assign_parms): Round current_function_args_size
8653 to PARM_BOUNDARY, not STACK_BOUNDARY.
8655 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8657 * config/i386/i386.c (x86_elf_aligned_common)
8658 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8660 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8662 PR tree-optimization/23157
8663 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8664 before emitting them.
8666 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8668 PR tree-optimization/19899
8669 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8670 * tree-scalar-evolution.c: Include real.h.
8671 (add_to_evolution): Build constant -1 of correct type.
8673 2005-08-03 Jan Hubicka <jh@suse.cz>
8675 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8676 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8677 profile updating for complette unrolling.
8678 * loop-unroll.c (peel_loop_completely): Use it.
8679 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8680 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8683 2005-08-03 Paul Brook <paul@codesourcery.com>
8685 * combine.c (can_change_dest_mode): New function.
8686 (try_combine, simplify_set): Use it.
8688 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8690 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8693 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8695 * doc/install.texi (Specific): Adjust link to openavr.org.
8696 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8697 (Binaries): Adjust HP-UX Porting Center link.
8698 (Binaries): Adjust Free Software Foundation ordering link.
8700 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8702 * convert.c (convert_to_integer): Use fold_build1 instead of
8703 build1 when converting an integer to an integer.
8705 2005-08-02 Richard Henderson <rth@redhat.com>
8707 * combine.c (combine_instructions): Don't use reg_equal/equiv
8708 results if the mode doesn't match.
8710 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8712 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8713 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8715 2005-08-02 Richard Henderson <rth@redhat.com>
8718 * explow.c (memory_address): Remove special-case for
8719 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8721 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8724 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8725 number of calls to cleanup_tree_cfg_1.
8727 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8729 * doc/invoke.texi: document file extensions .F90 and .F95
8731 2005-08-02 Richard Guenther <rguenther@suse.de>
8733 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8734 positive if its first argument is positive.
8736 2005-08-02 Richard Guenther <rguenther@suse.de>
8738 PR tree-optimization/23177
8739 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8742 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8744 PR tree-optimization/23129
8745 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8746 varying for divisions with anti-ranges.
8748 2005-08-02 Jan Hubicka <jh@suse.cz>
8750 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8751 * tree-ssa-threadupdate.c (thread_block): Add it here.
8753 2005-08-01 James E Wilson <wilson@specifix.com>
8755 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8756 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8757 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8759 * config/mips/predicates.md (const_call_insn_operand): Add check for
8760 SYMBOL_REF_LONG_CALL_P.
8761 * doc/extend.texi (long_call): Document the new attribute.
8763 2005-08-01 Ian Lance Taylor <ian@airs.com>
8764 Richard Henderson <rth@redhat.com>
8766 * Makefile.in (RTL_BASE_H): Add real.h.
8767 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8769 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8771 * rtl.c (rtl_check_failed_code_mode): New.
8772 * rtl.h (struct rtx_def): Add u.rv.
8773 (XCMWINT, XCNMPRV): New.
8774 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8775 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8777 2005-08-01 Richard Henderson <rth@redhat.com>
8779 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8780 with auto-inc codes.
8782 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8784 2005-08-01 Jan Hubicka <jh@suse.cz>
8786 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8787 * i386.c: Include dwarf2.h
8788 (asm_preferred_eh_data_format): New.
8789 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8791 2005-08-01 Ian Lance Taylor <ian@airs.com>
8793 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8794 randomize_va_space for virtual address randomization control.
8796 2005-08-01 Steven Bosscher <stevenb@suse.de>
8798 * common.opt (flag_ipa_cp): Put in right place to maintain
8801 2005-08-01 Jan Hubicka <jh@suse.cz>
8803 * profile.c (compute_value_histograms): Fix thinko.
8804 * value-prof.c: Include toplev.h
8805 (check_counter): New function.
8806 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8807 tree_mod_subtract_transform): Add sanity check.
8809 2005-08-01 Richard Guenther <rguenther@suse.de>
8811 PR tree-optimization/23133
8812 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8813 current functions parameter decls to find defs to cse
8816 2005-08-01 Richard Guenther <rguenther@suse.de>
8818 PR tree-optimization/23109
8819 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8820 If trapping math is in effect, use post-dominator information
8821 to check if we'd in any case reach a trapping point before
8822 doing the reciprocal insertion.
8823 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8824 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8825 expressions are invariant only if trapping math is not in effect.
8827 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8829 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8830 cgraph_function_versioning): New declarations.
8831 * cgraphunit.c: Add include to ipa-prop.h.
8832 (update_call_expr, cgraph_copy_node_for_versioning,
8833 cgraph_function_versioning): New functions.
8834 * integrate.c (copy_decl_for_inlining): Remove.
8835 * ipa-prop.h (ipa_replace_map): New struct.
8836 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8837 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8838 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8839 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8840 ipcp_iterate_stage, ipcp_method_scale_print,
8841 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8842 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8843 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8844 ipcp_update_bb_counts, ipcp_update_profiling,
8845 ipcp_update_edges_counts): New functions.
8846 (ipcp_method_cval_init): Remove restriction regarding local methods.
8847 (ipcp_init_stage): Add ipcp_method_compute_scale.
8848 (ipcp_insert_stage): Add versioning.
8849 (ipcp_structures_print): Add ipcp_method_scale_print.
8850 (ipcp_driver): Dump profiling info.
8851 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8852 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8853 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8854 (struct inline_data): Add versioning_p, ipa_info, new fields.
8855 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8856 declare_return_variable): Replace calls to copy_decl_for_inlining with
8858 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8860 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8861 Add argument VERSIONING.
8862 (copy_arguments_for_versioning, copy_static_chain,
8863 function_versionable_p, tree_versionable_function_p,
8864 tree_function_versioning, replace_ref_tree): New functions.
8865 * tree-inline.h: Include varray.h.
8866 (tree_versionable_function_p, tree_function_versioning,
8867 tree copy_decl_for_dup): New declarations.
8869 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8871 * ipa-cp.c: New file. Contains IPCP specific functionality.
8872 * ipa-prop.h: New file. Contains structures/definitions that can be
8873 used by several interprocedural data flow optimizations (and also IPCP).
8874 * ipa-prop.c: New file.
8875 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8876 * common.opt: Add ipa-cp flag.
8877 * timevar.def: Add IPCP optimization.
8878 * tree-optimize.c (init_tree_optimization_passes): Schedule
8880 * tree-pass.h (pass_ipa_cp): Declare.
8882 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8884 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8885 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8886 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8887 config/i386/i386.c, config/mips/mips.h,
8888 config/rs6000/rs6000.h, config/sh/sh.c,
8889 config/stormy16/stormy16.c: Fix comment typos.
8891 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8894 * c-typeck.c (build_binary_op): Use common_type wrapper on
8896 (common_type): Update comment.
8898 2005-07-31 Steven Bosscher <stevenb@suse.de>
8901 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8902 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8903 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8905 2005-07-31 Jan Hubicka <jh@suse.cz>
8907 * pretty-print.h (pp_widest_integer): New macro.
8908 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8911 2005-07-31 Jan Hubicka <jh@suse.cz>
8913 * output.h (enum section_category): Export from varasm.c
8914 (categorize_decl_for_section): Likewise.
8915 * varasm.c (enum section_category): Kill.
8916 (categorize_decl_for_section): Make global.
8917 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8919 * i386.c (ix86_section_threshold): New static variable.
8920 (ix86_in_large_data_p, ix86_encode_section_info,
8921 x86_64_elf_unique_section,
8922 x86_64_elf_select_section): New functions.
8923 (TARGET_ENCODE_SECTION_INFO): Define
8924 (override_options): Enable medium model for PIC.
8925 (ix86_expand_prologue): Expand gen_set_got_rex64.
8926 (legitimate_constant_p): Handle new UNSPECs.
8927 (legitimate_pic_address_disp_p): Likewise.
8928 (legitimize_pic_address): Lower MEDIUM model addressing.
8929 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8930 (enum cmodel): Add MEDIUM_PIC.
8931 (SYMBOL_REF_FAR_ADDR_P): New macro.
8932 (SYMBOL_FLAG_FAR_ADDR): New flag.
8933 * i386.md (movdi): Support medium model.
8934 (set_got_rex64): New pattern.
8935 * i386.opt (mlarge-data-threshold): New flag.
8936 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8937 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8938 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8939 TARGET_ASM_UNIQUE_SECTION): New.
8941 * invoke.texi (-mlarge_data_threshold): Document
8943 2005-07-31 Jan Hubicka <jh@suse.cz>
8945 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8946 (coalesce_vars): Likewise.
8947 * tree-ssa-live.c (coalesce_cost): New.
8948 (build_tree_conflict_graph): Use coalesce_cost.
8949 * tree-ssa-live.h (coalesce_cost): Declare.
8951 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8953 * arm.md (all peepholes for post-increment operations): Delete.
8954 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8955 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8956 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8957 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8958 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8960 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8962 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8965 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8968 * doc/invoke.texi: Document -rdynamic.
8970 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8973 * c-parser.c (c_parser_parms_list_declarator): Call
8974 mark_forward_parm_decls.
8975 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8976 decls with visibility structure.
8978 2005-07-30 Paul Brook <paul@codesourcery.com>
8980 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8982 2005-07-30 Paul Brook <paul@codesourcery.com>
8984 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8986 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8988 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8990 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8993 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8994 nested function declarators.
8995 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8996 (grokparms): Call warn_if_shadowing for parameters used within the
8998 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8999 not used within the parameter list.
9000 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9002 2005-07-30 Jan Hubicka <jh@suse.cz>
9004 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9005 * i386.c (ix86_fixup_binary_operands): Likewise.
9006 (ix86_expand_unary_operator): Likewise.
9007 (ix86_expand_fp_absneg_operator): Likewise.
9008 * optabs.c (expand_vec_cond_expr): Validate dest.
9010 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9013 * real.c (real_from_string): Also set last bit if there is a
9014 nonzero hex digit beyond GCC's internal precision after ".".
9016 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9018 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9019 define_constants. Change duplicate values to unassigned numbers.
9020 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9021 (*altivec_vspltsf): New.
9022 (altivec_vperm_v4sf): Delete.
9023 (altivec_vperm_<mode>): Use mode macro V.
9024 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9025 (altivec_predicate_v4sf): Delete.
9026 (altivec_predicate_<mode>): Use mode macro V.
9027 (*altivec_lvesfx): New.
9028 (*altivec_stvesfx): New.
9029 (vec_realign_load_v4sf): Delete.
9030 (vec_realign_load_<mode>): Use mode macro V.
9031 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9034 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9037 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9039 * configure: Regenerated.
9041 2005-07-29 Paul Brook <paul@codesourcery.com>
9043 * doc/install.texi: Add link to GFortran binaries wiki page.
9045 2005-07-29 David Ung <davidu@mips.com>
9047 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9048 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9049 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9050 * config/mips/mips.md (cpu): Add 5kf name.
9051 (includes): Includes 5k.md.
9052 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9053 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9056 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9059 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9060 (cleanup_tree_cfg): ... here.
9061 Call cleanup_tree_cfg_1 until there are no more cleanups to
9064 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9066 * tree-vrp.c (compare_range_with_value): Return true or false
9067 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9068 EQ_EXPR respectively.
9070 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9072 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9075 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9077 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9078 (tree_ssa_dominator_optimize): Increment it.
9079 (dump_dominator_optimization_stats): Print it.
9081 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9082 Steven Bosscher <stevenb@suse.de>
9084 PR rtl-optimization/23117
9085 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9086 when head == tail. Tidy comment.
9088 2005-07-28 Richard Henderson <rth@redhat.com>
9090 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9091 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9092 * jump.c (rtx_renumbered_equal_p): Likewise.
9093 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9094 CONST_INT and CONST_DOUBLE.
9095 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9096 * reload.c (operands_match_p): Special case CONST_INT and
9097 CONST_DOUBLE; check mode earlier.
9099 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9102 * c-typeck.c (convert_for_assignment): Do not check
9103 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9105 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9108 * c-typeck.c (composite_type): Prefer constant size arrays to
9111 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9114 * real.c (real_from_string): Set last bit if there is a nonzero
9115 hex digit beyond GCC's internal precision.
9117 2005-07-28 Richard Henderson <rth@redhat.com>
9120 * cfgcleanup.c (try_forward_edges): Watch out for end of
9123 2005-07-28 James E Wilson <wilson@specifixinc.com>
9126 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9128 2005-07-28 Jan Hubicka <jh@suse.cz>
9130 * Makefile.in (rtl-profile.o): Kill all traces of it.
9131 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9132 * coverage.h (rtl_coverage_counter_ref): Kill.
9133 * opts.c (flag_speculative_prefetching_set): Kill.
9134 (flag_loop_optimize_set): New.
9135 (common_handle_option): Disable loop optimizer when profiling;
9136 do not handle speculative prefetching.
9137 * passes.c (init_optimization_passes): Replace pass_profiling combo
9138 by branch_prob pass.
9139 * profile.c (compute_value_histograms): Update for simplified value
9141 (rtl_register_profile_hooks): Kill.
9142 (pass_profiling): Kill.
9143 (rest_of_handle_branch_prob): Do not profile.
9144 * toplev.c (process_options): Remove speculative prefetching.
9145 * toplev.h (flag_tree_based_profiling): Kill.
9146 * tree-profile.c (prepare_instrumented_value,
9147 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9148 tree_gen_one_value_profiler, do_tree_profiling): Update for
9149 simplified datastructures.
9150 * value-prof.c: Add comment that speculative prefetching was dropped;
9151 update rest of file for simplified datastructures.
9152 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9153 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9154 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9155 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9156 rtl_mod_subtract, gen_speculative_prefetch,
9157 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9158 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9159 (gate_handle_value_profile_transformations,
9160 rest_of_handle_value_profile_transformations,
9161 pass_value_profile_transformations): Kill.
9162 * value-prof.h (histogram_value_t): Remove IL based unions.
9163 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9164 rtl_profile_hooks): Remove hooks.
9166 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9168 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9169 (cgraph_clone_node): Likewise.
9170 * cgraph.h (cgraph_clone_edge): Update prototype.
9171 (cgraph_clone_node): Likewise.
9172 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9174 (lookup_recursive_calls): Consider profile.
9175 (cgraph_decide_recursive_inlining): Fix updating; use new
9176 probability argument; use profile.
9177 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9178 * tree-inline.c (copy_bb): Update clal of clone_edge.
9179 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9181 * invoke.texi (min-inline-recursive-probability): Document.
9183 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9185 * doc/install.texi (Configuration): Update Valgrind homepage.
9187 2005-07-28 Richard Henderson <rth@redhat.com>
9190 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9191 labels we want to delete.
9192 (cfg_layout_merge_blocks): Likewise.
9194 2005-07-28 Richard Henderson <rth@redhat.com>
9197 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9198 when expanding to nothing.
9200 2005-07-28 Josh Conner <jconner@apple.com>
9202 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9203 (cgraph_decide_inlining_of_small_functions): Likewise.
9205 2005-07-28 Josh Conner <jconner@apple.com>
9207 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9208 direction of badness if negative.
9209 (cgraph_default_inline_p): Add reason to parameters, and assign it
9211 (cgraph_decide_inlining_of_small_functions): New parameter in call
9212 to cgraph_default_inline_p.
9213 (cgraph_decide_inlining_incrementally): Likewise.
9214 * cgraphunit.c (decide_is_function_needed): Likewise.
9215 * cgraph.h (cgraph_default_inline_p): Likewise.
9217 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9219 * builtins.c: Fix comment typo(s).
9220 * genautomata.c: Likewise.
9221 * gimplify.c: Likewise.
9222 * tree-dfa.c: Likewise.
9223 * tree-flow-inline.h: Likewise.
9224 * tree-into-ssa.c: Likewise.
9225 * tree-ssa-alias.c: Likewise.
9226 * tree-ssa-ccp.c: Likewise.
9227 * tree-ssa-copy.c: Likewise.
9228 * tree-ssa-dce.c: Likewise.
9229 * tree-ssa-dom.c: Likewise.
9230 * tree-ssa-operands.c: Likewise.
9231 * tree-tailcall.c: Likewise.
9232 * tree-vectorizer.c: Likewise.
9233 * tree-vrp.c: Likewise.
9236 2005-07-28 Jeff Law <law@redhat.com>
9238 * tree-vrp.c (test_for_singularity): Extracted from ...
9239 (simplify_cond_using_ranges): Attempt to simplify a relational
9240 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9242 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9244 PR tree-optimization/22506
9245 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9246 phis whose argument is constant.
9248 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9250 PR rtl-optimization/18992
9251 Back out this patch:
9252 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9253 PR optimization/12142
9254 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9255 uses of the register in the SET_SRC. Remove unnecessary argument.
9257 Replace it with this:
9258 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9259 if flag_non_call_exceptions is set and the insn may trap, pass
9260 pc_rtx as dest for recursion.
9261 In SET_SRC part of SET case, if dest is already set, pass it down
9264 2005-07-28 Jan Hubicka <jh@suse.cz>
9266 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9267 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9268 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9270 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9271 profile when available.
9273 2005-07-28 Jan Beulich <jbeulich@novell.com>
9275 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9276 (ia64_print_operand): Describe and handle 'X'.
9277 (ia64_register_move_cost): Also handle FP_REGS.
9278 (ia64_preferred_reload_class): Likewise.
9279 (ia64_secondary_reload_class): Likewise.
9280 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9281 it. Also check for ITANIUM_CLASS_FLDP.
9282 * config/ia64/ia64.h (FP_REGNO_P): New.
9283 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9284 (reg_class): Add FP_REGS.
9285 (REG_CLASS_NAMES): Adjust for it.
9286 (REG_CLASS_CONTENTS): Likewise.
9287 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
9288 (REG_CLASS_FROM_LETTER): Handle 'x'.
9289 (CLASS_MAX_NREGS): Handle FP_REGS.
9290 (MEMORY_MOVE_COST): Likewise.
9291 * config/ia64/ia64.md (itanium_class): Add fldp.
9292 (type): Handle fldp.
9293 (movti_internal): More allowable operand combinations. Use ldfp8 when
9294 splitting unnecessary. Remove predicable attribute. Adjust
9295 itanium_class attribute.
9296 (smuldi3_highpart): Remove outdated comment.
9297 (mulditi3, umulditi3, rotlti3): New expanders.
9298 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
9299 (absti2): Disabled new insn for future reference.
9300 Respective new splitters.
9301 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
9302 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
9303 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
9305 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
9307 PR rtl-optimization/23047
9308 * simplify-rtx.c (simplify_const_relational_operation): Respect
9309 flag_wrapv for comparisons with ABS.
9311 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
9313 PR tree-optimization/22493
9314 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
9315 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
9317 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9319 * config/frv/frv.opt (moptimize-membar): New.
9321 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9323 * config/frv/frv.h: Remove machine_function definition.
9325 * config/frv/frv.c (struct frv_io): New.
9326 (struct machine_function): Moved from frv.h. Add has_membar_p.
9327 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9328 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9329 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9330 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9331 (frv_reorg): Call frv_optimize_membar when appropriate.
9332 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9333 (frv_expand_builtin): Adjust calls accordingly.
9334 (frv_io_address_cookie): New function.
9335 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9336 load or store rather than a special insn. Add ccnstant address and
9337 io-type operands to the membar.
9338 (frv_ifcvt_modify_tests): Unsign regno.
9339 (frv_ifcvt_modify_tests): Same.
9341 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9342 UNSPEC_OPTIONAL_MEMBAR constant.
9343 (builtin_read_<mode>): Delete.
9344 (builtin_write_<mode>): Delete.
9345 ("optional_membar_<mode>"): Add operand.
9347 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9348 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9349 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9350 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9351 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9352 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9353 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9354 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9355 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9357 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9359 * df.c (df_uses_record): Handle SCRATCH.
9361 2005-07-28 Steven Bosscher <stevenb@suse.de>
9364 * passes.c (rest_of_decl_compilation): If decl is a type and
9365 we have encountered errors, don't emit debug information.
9367 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9369 * params.def: Fixed comment.
9371 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9374 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9375 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9376 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9378 2005-07-27 Steven Bosscher <stevenb@suse.de>
9381 * varasm.c (assemble_start_function): Don't do anything that may
9382 require a CFG if the current function is a thunk.
9384 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9386 * doc/install.texi (Prerequisites): Mention that perl is needed
9387 to do export control in libstdc++ targetting Darwin.
9389 2005-07-27 Steven Bosscher <stevenb@suse.de>
9391 PR rtl-optimization/17808
9392 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9393 (sched_insns_conditions_mutex_p): Split out from...
9394 (add_dependence): ...here. But don't call it from here.
9395 (add_dependence_list): Check sched_insns_conditions_mutex_p
9396 before calling add_dependence.
9397 (add_dependence_list_and_free): Likewise.
9398 (fixup_sched_groups): Likewise.
9399 (sched_analyze_1): Likewise.
9400 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9401 (sched_analyze): Likewise.
9402 (sched_analyze_insn): Likewise.
9403 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9404 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9405 dependencies on all COND_EXEC insns to jumps ending basic blocks
9406 when doing intrablock scheduling.
9407 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9409 2005-07-27 Jeff Law <law@redhat.com>
9411 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9412 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9413 equivalency sets, correctly handle the case were vr0 has an
9414 equivalency set, but vr1 does not.
9416 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9418 PR tree-optimization/23073
9419 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9420 vect_print_dump_info before fprintf.
9422 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9424 PR tree-optimize/22348
9425 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9426 Fold the partial computation.
9428 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9430 PR tree-optimization/22325
9431 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9433 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9435 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9436 (force_var_cost): ... this function.
9437 (compute_phi_arg_on_exit): Export.
9439 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9441 PR tree-optimization/20773
9442 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9445 2005-07-27 Richard Guenther <rguenther@suse.de>
9447 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9448 Avoid pushing again if current struct contains only
9449 fields we decomposed.
9451 2005-07-27 Jan Hubicka <jh@suse.cz>
9453 PR tree-optimization/22574
9454 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9457 * tree-tailcall.c (decrease_profile): New function.
9458 (eliminate_tail_call): Use it.
9460 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9461 visibility flags correctly in whole program mode.
9463 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9465 PR rtl-optimization/22472
9466 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9468 2005-07-26 Steven Bosscher <stevenb@suse.de>
9470 PR tree-optimization/22504
9471 * tree-complex.c (expand_complex_addition): Use 'code' instead
9472 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9474 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9476 * config.gcc (cpu_type): Add frv case.
9477 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9478 (supported_defaults): Add fr550 case.
9480 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9483 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9484 whether a pointer of type T * may point to objects of type T *.
9486 2005-07-26 DJ Delorie <dj@redhat.com>
9488 * configure: Regenerate.
9490 2005-07-26 Dale Johannesen <dalej@apple.com>
9492 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9494 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9496 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9497 Clarify use of "build" in name.
9499 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9501 * doc/extend.texi (Raw read/write Functions): New section.
9502 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9503 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9504 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9505 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9506 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9507 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9508 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9509 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9510 * config/frv/frv.c: Add bdesc_loads global.
9511 Add bdesc_stores global.
9512 (frv_init_builtins): Add support for __builtin_{read/write}*.
9513 (frv_volatile_memref): New.
9514 (frv_expand_load_builtin): New.
9515 (frv_expand_store_builtin): New.
9516 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9517 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9518 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9519 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9520 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9521 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9522 (builtin_read_<mode>): New.
9523 (builtin_write_<mode>): New.
9524 (builtin_write64): New.
9525 (optional_membar_<mode>): New.
9527 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9529 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9530 (rather than units) against HOST_BITS_PER_WIDE_INT.
9532 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9534 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9535 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9536 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9537 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9540 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9541 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9542 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9544 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9546 2005-07-26 Richard Guenther <rguenther@suse.de>
9548 PR tree-optimization/22486
9549 * fold-const.c (fold_unary): Fold away useless component
9550 references of the form (T *)&T.x, if the address
9553 2005-07-25 James E Wilson <wilson@specifixinc.com>
9555 * dwarf2out.c (add_call_src_coords_attributes): New.
9556 (gen_inlined_subroutine_die): Call it.
9557 (maybe_emit_file, init_file_table): Add comments.
9558 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9560 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9561 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9562 * tree.h (BLOCK_SOURCE_LOCATION): New.
9563 (struct tree_block): New field locus.
9565 2005-07-26 Andreas Schwab <schwab@suse.de>
9567 PR rtl-optimization/23043
9568 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9569 when allocating a struct unoccr.
9571 2005-07-25 Richard Henderson <rth@redhat.com>
9574 * tree-complex.c (gate_no_optimization): True if errors.
9575 * Makefile.in (tree-complex.o): Update dependencies.
9577 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9579 * config/frv/predicates.md (integer_register_operand): Use
9582 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9585 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9587 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9589 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9591 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9592 types when flag_unsafe_math_optimizations is true.
9594 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9596 * gcc.c (option_map): Add --sysroot.
9597 (process_command): Handle --sysroot.
9598 (display_help): Document it.
9599 * doc/cppopts.tex (-isysroot): Document.
9600 * doc/invoke.texi (--sysroot): Document.
9601 * doc/install.texi (--with-build-sysroot): Document.
9603 * Makefile.in (inhibit_libc): New variable.
9604 (INHIBIT_LIBC_CFLAGS): Likewise.
9605 (LIBGCC2_CFLAGS): Include
9606 $(INHIBIT_LIBC_CFLAGS).
9607 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9608 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9609 ($(T)crtend.o): Likewise.
9610 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9611 ($(T)crtendS.o): Likewise.
9612 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9613 ($(T)crtendT.o): Likewise.
9614 (stmp-fixinc): Do not complain about missing headers if
9616 * configure.ac (inhibit_libc): Set it to true/false.
9617 (--with-build-sysroot): New option. Use it to set
9619 * configure: Regenerated.
9621 2005-07-25 Manfred Hollstein <mh@suse.com>
9623 * calls.c (store_one_arg): Fix unsigned comparison warning.
9625 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9628 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9629 (ggc_print_statistics): Initialize variable before use.
9631 2005-07-25 Richard Guenther <rguenther@suse.de>
9633 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9634 calling with a PHI_NODE argument.
9636 * tree-flow-inline.h (overlap_subvar): Protect against
9639 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9641 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9642 * configure: Regenerate.
9644 2005-07-25 Ira Rosen <irar@il.ibm.com>
9646 * expr.c (highest_pow2_factor): Make extern.
9647 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9648 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9649 record_array_differ_p, array_ptr_differ_p): Likewise.
9650 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9651 additional cases. Call the above functions.
9652 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9653 base_object_differ_p when there are two base objects. Otherwise, compare
9654 base address and offset. Call may_alias_p.
9655 (dump_data_reference): Use a correct field name.
9656 (analyze_array): Make static. Initialize new data-ref fields.
9657 (analyze_indirect_ref): New function.
9658 (init_data_ref): Initialize new data-ref fields.
9659 (strip_conversion): Moved from tree-vect-analyze.c.
9660 (analyze_offset_expr, get_ptr_offset, address_analysis,
9661 object_analysis): Likewise.
9662 (analyze_offset): New function.
9663 (create_data_ref): Likewise.
9664 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9665 dimensions for ARRAY_REFs only.
9666 (build_classic_dist_vector): Make static.
9667 (access_functions_are_affine_or_constant_p): Call macro to get the
9668 address of access functions.
9669 (compute_all_dependences): Add new parameter
9670 compute_self_and_read_read_dependences. Compute self and read-read
9671 dependences if it is true.
9672 (find_data_references_in_loop): Call create_data_ref. Initialize new
9674 (compute_data_dependences_for_loop): Add new parameter
9675 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9676 compute nb_loops. Call compute_all_dependences,
9677 build_classic_dist_vector and build_classic_dir_vector with correct
9679 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9680 with correct parameters. Compare dimensions for ARRAY_REFs only.
9681 (free_data_refs): Call macro to free access functions.
9682 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9683 fields from stmt_vinfo.
9684 (struct base_object_info): New structure.
9685 (struct data_reference): Move fields to base_object_info. Add fields
9686 first_location and object_info for above structures. Move fields from
9687 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9688 aligned_to. Add macros to access the new fields.
9689 Update functions declarations.
9690 * tree-flow.h (is_aliased_with): Declare.
9691 * tree-loop-linear.c (linear_transform_loops): Call
9692 compute_data_dependences_for_loop with correct parameters.
9693 * tree-ssa-alias.c (is_aliased_with): New function.
9694 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9695 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9696 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9697 vect_base_addr_differ_p, compute_subscript_distance and
9698 build_classic_dist_vector. Add printings. Check absolute value of
9700 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9702 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9703 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9704 to bytes. Add printing.
9705 (vect_compute_data_refs_alignment): Go through loads and stores in one
9707 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9708 vect_analyze_data_ref_access): Likewise.
9709 (vect_analyze_pointer_ref_access): Remove.
9710 (vect_address_analysis, vect_object_analysis): Likewise.
9711 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9712 and analyze data-refs in the loop.
9713 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9714 fields of data-ref instead of stmt. Add init to the offset from the
9716 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9717 (vect_update_init_of_dr): Likewise.
9718 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9719 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9721 (new_loop_vec_info): Initialize new fields.
9722 (destroy_loop_vec_info): Free new fields.
9723 (vect_strip_conversion): Remove.
9724 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9725 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9726 datarefs. Add new field ddrs.
9727 Add macros for the new fields access.
9728 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9729 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9730 Remove their macros.
9731 * tree.h (highest_pow2_factor): Declare.
9733 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9735 * calls.c (store_one_arg): Check for sibling call MEM arguments
9736 from already clobbered incoming argument area.
9738 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9740 * c-common.c (check_missing_format_attribute): New.
9741 * c-common.h (check_missing_format_attribute): Likewise.
9742 * c-typeck.c (convert_for_assignment): Use it.
9744 2005-07-24 Andreas Schwab <schwab@suse.de>
9746 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9747 register use a word move. Correct operand of ext.w in 68000 code.
9749 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9751 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9752 variables as declarations, rather than definitions.
9754 2005-07-24 Ira Rosen <irar@il.ibm.com>
9756 PR tree-optimization/22526
9757 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9760 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9762 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9763 that C99 reserve for future use. Use it to define clog10,
9764 clog10f and clog10l.
9766 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9768 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9769 * configure.ac: Check for -Wmissing-format-attribute.
9771 * configure: Regenerate.
9773 2005-07-23 Richard Henderson <rth@redhat.com>
9775 PR tree-optimization/22623
9776 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9778 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9781 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9783 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9785 * Makefile.in (C_TREE_H): Update dependencies.
9786 * c-tree.h: Include toplev.h.
9787 * diagnostic.h (diagnostic_set_info): Add format attribute.
9788 * rtl-error.c (diagnostic_for_asm): Likewise.
9790 2005-07-23 Chao-ying Fu <fu@mips.com>
9792 * config/mips/mips-dsp.md: New file.
9793 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9794 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9796 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9797 MIPS_BUILTIN_BPOSGE32.
9798 (mips_expand_builtin_direct): Add one parameter to indicate that
9799 builtin functions need to return a value.
9800 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9802 (mips_regno_to_class): Add classes for 12 new DSP registers.
9803 (mips_subword): Change to check four HI registers.
9804 (mips_output_move): Output move to and from 6 new DSP accumulators.
9805 (override_options): Make sure -mdsp and -mips16 are not used together.
9806 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9808 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9810 (print_operand): Add 'q' for printing DSP accumulators.
9811 (mips_cannot_change_mode_class): Check ACC_REGS.
9812 (mips_secondary_reload_class): Check ACC_REGS.
9813 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9814 (mips_register_move_cost): Check ACC_REGS.
9815 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9816 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9817 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9818 (dsp_bdesc): New array.
9819 (bdesc_arrays): Add DSP builtin function table.
9820 (mips_prepare_builtin_arg): Check predicate again after
9822 (mips_expand_builtin): Add one more parameter to
9823 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9824 MIPS_BUILTIN_BPOSGE32.
9825 (mips_init_builtins): Initialize new function types.
9826 (mips_expand_builtin_direct): Check if builtin functions need to
9827 return a value and pass operands properly.
9828 (mips_expand_builtin_bposge): New function.
9829 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9830 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9831 (FIRST_PSEUDO_REGISTER): Increase to 188.
9832 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9833 Update for 12 new DSP registers.
9834 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9835 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9836 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9837 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9838 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9839 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9840 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9841 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9842 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9843 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9844 (REGISTER_NAMES): Add names for 12 new DSP registers.
9845 * config/mips/mips.md: Include mips-dsp.md.
9846 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9847 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9848 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9849 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9850 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9851 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9852 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9853 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9854 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9855 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9856 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9857 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9858 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9859 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9860 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9861 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9862 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9863 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9864 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9865 (UNSPEC_RDDSP): New constants.
9866 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9867 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9869 * config/mips/mips.opt (-mdsp): New option.
9870 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9871 (reg_imm10_operand): New predicates.
9872 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9873 * doc/invoke.texi (-mdsp): Document new option.
9875 2005-07-22 DJ Delorie <dj@redhat.com>
9877 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9879 * tree-inline.c (inlinable_function_p): Likewise.
9881 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9884 * toplev.c (check_global_declarations): Do not mark undefined
9885 variables as DECL_IGNORED_P.
9886 * varasm.c (first_global_object_name): GTY it.
9887 (weak_global_object_name): Likewise.
9888 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9889 a string to go into {weak,first}_global_object_name.
9891 2005-07-22 DJ Delorie <dj@redhat.com>
9893 * c-format.c (check_function_format): Change warning control
9894 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9896 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9898 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9899 &PTR->FLD a dereference of PTR.
9900 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9901 a potential dereference of PTR.
9903 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9905 PR rtl-optimization/20370
9906 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9907 call allocate_reg_info if necessary.
9909 PR rtl-optimization/21848
9910 * calls.c (emit_library_call_value_1): For const functions, add
9911 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9913 PR rtl-optimization/22445
9914 * cselib.c (target.h): Include.
9915 (rtx_equal_for_cselib_p): Allow commutative matches.
9916 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9917 Remove MODE parameter. Changed all callers.
9919 PR rtl-optimization/22258
9920 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9922 (try_combine): Use likely_spilled_retval_p.
9924 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9926 * config.gcc: Add crx-elf support.
9928 * doc/contrib.texi: Mention crx.
9929 * doc/extend.texi: Document crx extensions.
9930 * doc/install.texi: Document crx install.
9931 * doc/invoke.texi: Document crx options.
9932 * doc/md.texi: Document crx constraints.
9934 * config/crx/crx-protos.h: New file.
9935 * config/crx/crx.c: New file.
9936 * config/crx/crx.h: New file.
9937 * config/crx/crx.md: New file.
9938 * config/crx/crx.opt: New file.
9939 * config/crx/t-crx: New file.
9941 2005-07-22 Manfred Hollstein <mh@suse.com>
9943 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9945 (int_add_graph_edge): Likewise.
9946 (collapse_nodes): Likewise.
9947 (process_unification_queue): Likewise.
9949 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9950 Laurent GUERBY <laurent@guerby.net>
9952 PR tree-optimization/22336
9953 * function.c (record_block_change): Check for
9954 cfun->ib_boundaries_block.
9956 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9958 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9959 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9961 2005-07-21 DJ Delorie <dj@redhat.com>
9963 * toplev.c (warn_deprecated_use): Add warning control to warning
9965 * c-typeck.c (parser_build_binary_op): Likewise.
9966 (c_finish_if_stmt): Likewise.
9967 * c-common.c (check_function_sentinel): Likewise.
9968 (check_nonnull_arg): Likewise.
9970 2005-07-21 Richard Henderson <rth@redhat.com>
9973 * tree-complex.c (complex_ssa_name_components): New.
9974 (cvc_lookup): Allow entry not found.
9975 (create_components): Remove.
9976 (create_one_component_var, get_component_var): New.
9977 (get_component_ssa_name, set_component_ssa_name): New.
9978 (extract_component): Use get_component_ssa_name.
9979 (update_complex_components): Use set_component_ssa_name.
9980 (update_complex_components_on_edge): Likewise.
9981 (update_phi_components): Create new PHI nodes directly, instead
9982 of adding insns to edges.
9983 (tree_lower_complex): Allocate and free complex_variable_components
9984 and complex_ssa_name_components here.
9986 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9988 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9989 revert to returning false.
9991 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9994 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9996 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9999 * config/i386/i386.md (cmpxf): Change operand constraints
10000 to "nonmemory_operand".
10002 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10004 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10006 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10008 PR middle-end/21180
10009 * fold-const.c (fold_build1): Add checksum for the operands.
10010 (fold_build2): Likewise.
10011 (fold_build3): Likewise.
10013 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10015 PR middle-end/19055
10016 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10018 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10020 * common.opt (-fforward-propagate): Committed by mistake,
10023 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10025 * reg-stack.c: Fix comment typo(s).
10026 * tree-ssa-operands.c: Likewise.
10027 * tree-vectorizer: Likewise.
10029 2005-07-21 Nick Clifton <nickc@redhat.com>
10031 * config/sh/symbian.c: Replace C++ style line comments with C
10032 style line comments.
10033 (symbian_add_attribute): Do not use a ? operator on the LHS of
10035 (sh_symbian_handle_dll_attribute): Change the type of the
10036 method vector to "VEC(tree,gc)*" and use vector accessor
10037 macros to walk over the elements.
10038 (symbian_export_vtable_and_rtti_p): Likewise.
10039 (symbian_class_needs_attribute_p): Likewise.
10041 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10044 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10045 initialize targetm.resolve_overloaded_builtin here.
10046 (altivec_expand_overloaded_builtin): Make it non-static.
10047 * config/rs6000/rs6000-protos.h
10048 (altivec_expand_overloaded_builtin): New prototype.
10049 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10050 targetm.resolve_overloaded_builtin here.
10051 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10053 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10054 Zdenek Dvorak <dvorakz@suse.cz>
10056 PR tree-optimization/19210
10057 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10059 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10060 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10061 rely on unproven assumptions.
10062 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10063 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10064 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10065 to number_of_iterations_exit.
10066 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10067 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10068 * tree-ssa-loop-niter.c (find_loop_niter,
10069 estimate_numbers_of_iterations_loop): Likewise.
10070 (number_of_iterations_exit): Honor the new options.
10071 * doc/invoke.texi (Wunsafe-loop-optimizations,
10072 funsafe-loop-optimizations): Document them.
10074 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10076 PR rtl-optimization/22167
10077 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10079 2005-07-20 Adam Nemet <anemet@lnxw.com>
10081 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10082 __do_global_dtors_aux longcall.
10084 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10086 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10087 (old_special_pred_table): Don't reference
10088 SPECIAL_MODE_PREDICATES.
10089 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10090 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10091 * config/sh/predicates.h: Don't mention
10092 SPECIAL_MODE_PREDICATES.
10093 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10096 2005-07-20 DJ Delorie <dj@redhat.com>
10098 * config.gcc: Add m32c-elf support.
10100 * doc/contrib.texi: Mention m32c.
10101 * doc/extend.texi: Document m32c extensions.
10102 * doc/install.texi: Mention m32c.
10103 * doc/invoke.texi: Document m32c options.
10104 * doc/md.texi: Document m32c constraints.
10106 * config/m32c/addsub.md: New file.
10107 * config/m32c/bitops.md: New file.
10108 * config/m32c/cond.md: New file.
10109 * config/m32c/jump.md: New file.
10110 * config/m32c/m32c-lib1.S: New file.
10111 * config/m32c/m32c-lib2.c: New file.
10112 * config/m32c/m32c-modes.def: New file.
10113 * config/m32c/m32c-pragma.c: New file.
10114 * config/m32c/m32c-protos.h: New file.
10115 * config/m32c/m32c.abi: New file.
10116 * config/m32c/m32c.c: New file.
10117 * config/m32c/m32c.h: New file.
10118 * config/m32c/m32c.md: New file.
10119 * config/m32c/m32c.opt: New file.
10120 * config/m32c/minmax.md: New file.
10121 * config/m32c/mov.md: New file.
10122 * config/m32c/muldiv.md: New file.
10123 * config/m32c/predicates.md: New file.
10124 * config/m32c/prologue.md: New file.
10125 * config/m32c/shift.md: New file.
10126 * config/m32c/t-m32c: New file.
10128 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10130 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10131 (stack_protect_set, stack_protect_test): New expanders.
10132 (stack_protect_set_si, stack_protect_set_si_media,
10133 stack_protect_set_di_media, stack_protect_test_si,
10134 stack_protect_test_si_media, stack_protect_test_di_media):
10137 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10139 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10141 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10143 * tree.h (tree_expr_nonzero_p): Export.
10144 * fold-const.c (tree_expr_nonzero_p): Likewise.
10145 Return true for CALL_EXPRs that are alloca calls.
10146 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10148 * tree-flow.h (expr_computes_nonzero): Remove.
10149 * tree-vrp.c (expr_computes_nonzero): Remove.
10150 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10151 (extract_range_from_unary_expr): Likewise.
10152 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10153 tree_expr_nonzero_p.
10155 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10157 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10158 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10159 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10160 All callers changed.
10161 (frame_related_constant_load): New arg "related" which controls
10162 setting of RTX_FRAME_RELATED_P. All callers changed.
10163 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10164 (bfin_expand_prologue): Add stack limit checking.
10165 * config/bfin/bfin.md (trapifcc): New pattern.
10167 * config/bfin/bfin.c: Include "langhooks.h".
10168 (def_builtin): Go through lang_hooks to call builtin_function.
10170 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10171 * config/bfin/predicates.md (symbol_ref_operand): New.
10172 (call_insn_operand): Delete. All callers changed to use
10173 register_no_elim_operand.
10174 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10176 (function_arg): Use it to generate the call's operand 2.
10177 (bfin_longcall_p): New function.
10178 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10179 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10180 determine if the address needs to be in a REG.
10181 (bfin_handle_longcall_attribute): New function.
10182 (bfin_attribute_table): Add "longcall" and "shortcall".
10183 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10184 (CUMULATIVE_ARGS): New member call_cookie.
10185 (PREDICATE_CODES): Add symbol_ref_operand.
10186 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10187 extra USE to the pattern.
10188 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10189 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10190 sibcall_value_insn; now the new patterns handle direct calls and the
10191 old ones indirect calls.
10192 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10194 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10196 * doc/trouble.texi: Update section on handling of empty loops.
10198 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10200 * config.gcc: Remove support for sparc-*-openbsd*,
10201 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10203 * config.host: Remove support for i860-*-sysv4* as a host.
10204 * config/i860/*, config/ip2k/*, config/ns32k/*,
10205 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10206 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10207 mention obsolete ports.
10209 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10211 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10212 soft frame pointer.
10213 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10214 of frame_pointer_rtx.
10215 (sh_expand_epilogue): Likewise.
10216 (sh_set_return_address): Likewise.
10217 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10218 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10219 offsets from FRAME_POINTER_REGNUM.
10220 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10221 (sh_register_names): Add initializer for sfp.
10222 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10223 (VALID_REGISTER_P): Likewise.
10224 (FIRST_PSEUDO_REGISTER): Update.
10225 (DWARF_FRAME_REGISTERS): Define.
10226 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10227 (HARD_FRAME_POINTER_REGNUM): Define.
10228 (FRAME_POINTER_REGNUM): Redefine.
10229 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10230 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10231 from FRAME_POINTER_REGNUM.
10232 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10233 FRAME_POINTER_REGNUM.
10234 (REG_CLASS_CONTENTS): Add sfp.
10235 (REG_ALLOC_ORDER): Likewise.
10236 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10237 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10238 of frame_pointer_rtx.
10239 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10241 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10243 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10244 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10245 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10247 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10250 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10252 Make CONSTRUCTOR use VEC to store initializers.
10253 * c-common.c (complete_array_type): Update to cope with VEC in
10255 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10256 (pp_c_constructor_elts): New function.
10257 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10258 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10259 struct constructor_stack, struct initializer_stack,
10260 constructor_elements, push_init_level, pop_init_level,
10261 add_pending_init, find_init_member, output_init_element): Update to
10262 cope with VEC in CONSTRUCTOR_ELTS.
10263 * coverage.c (build_fn_info_value, build_ctr_info_value,
10264 build_gcov_info): Likewise.
10265 * expr.c (categorize_ctor_elements_1, store_constructor,
10266 expand_expr_real_1): Likewise.
10267 * fold-const.c (fold_ternary): Likewise.
10268 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10269 gimplify_init_constructor, gimplify_expr): Likewise.
10270 * tree-dump.c (dequeue_and_dump): Likewise.
10271 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10273 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10275 * tree-sra.c (generate_element_init_1): Likewise.
10276 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10277 * tree-ssa-operands.c (get_expr_operands): Likewise.
10278 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10279 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10280 (get_initial_def_for_reduction): Likewise.
10281 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10282 value handle in annotations.
10283 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10284 tree_node_structure): Add support for constr_kind.
10285 (build_vector_from_ctor, build_constructor_single,
10286 build_constructor_from_list): New functions.
10287 (build_constructor): Update to take a VEC instead of a TREE_LIST.
10288 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
10289 Update to cope with VEC in CONSTRUCTOR_ELTS.
10290 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
10291 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
10292 CONSTRUCTOR_APPEND_ELT): New macros.
10293 (struct constructor_elt, struct tree_constructor): New data types.
10294 (union tree_node): Add tree_constructor field.
10295 * treestruct.def: Define TS_CONSTRUCTOR.
10296 * varasm.c (const_hash_1, compare_constant, copy_constant,
10297 compute_reloc_for_constant, output_addressed_constants,
10298 initializer_constant_valid_p, output_constant,
10299 array_size_for_constructor, output_constructor): Update to cope with
10300 VEC in CONSTRUCTOR_ELTS.
10301 * vec.h (VEC_empty, VEC_copy): New macros.
10303 2005-07-19 Devang Patel <dpatel@apple.com>
10305 * dbxout.c (dbxout_type): Check Objective-C++ lang.
10307 2005-07-19 Richard Henderson <rth@redhat.com>
10310 * gimplify.c (gimplify_expr): Use main variant type for the temp
10311 destination for a discarded volatile read.
10312 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
10313 casts between non-void types that change volatility.
10315 2005-07-15 DJ Delorie <dj@redhat.com>
10317 * toplev.h: Add comment about the first parameter for warning().
10318 * errors.h: Likewise.
10320 * c.opt (Wpragmas): New.
10321 * doc/invoke.texi: Document it.
10323 * function.c (do_warn_unused_parameter): Add warning control to
10325 * c-decl.c (warn_if_shadowing): Likewise.
10326 * c-lex.c (cb_def_pragma): Likewise.
10327 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10328 (pop_alignment): Likewise.
10329 (handle_pragma_pack): Likewise.
10330 (apply_pragma_weak): Likewise.
10331 (handle_pragma_weak): Likewise.
10332 (handle_pragma_redefine_extname): Likewise.
10333 (add_to_renaming_pragma_list): Likewise.
10334 (handle_pragma_extern_prefix): Likewise.
10335 (maybe_apply_renaming_pragma): Likewise.
10336 (handle_pragma_visibility): Likewise.
10338 * config/c4x/c4x-c.c (BAD): Likewise.
10339 (c4x_parse_pragma): Likewise.
10340 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10341 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10342 (rs6000_pragma_longcall): Likewise.
10343 * config/v850/v850-c.c (pop_data_area): Likewise.
10344 (ghs_pragma_section): Likewise.
10345 (ghs_pragma_section): Likewise.
10346 (ghs_pragma_interrupt): Likewise.
10347 (ghs_pragma_starttda): Likewise.
10348 (ghs_pragma_startsda): Likewise.
10349 (ghs_pragma_startzda): Likewise.
10350 (ghs_pragma_endtda): Likewise.
10351 (ghs_pragma_endsda): Likewise.
10352 (ghs_pragma_endzda): Likewise.
10354 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10355 Kenneth Zadeck <zadeck@naturalbridge.com>
10357 * Makefile.in: Removed tree-promote-statics.c
10358 * tree-promote-statics.c: Removed.
10359 * common.opt: Removed flag-promote-statics.
10361 * passes.c: Removed tree-promote-statics pass.
10362 * tree-pass.h: Ditto.
10363 * timevar.def: Removed TV_PROMOTE_STATICS.
10366 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10368 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10370 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10372 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10375 * c-common.c (check_function_arguments): Call
10376 'check_function_format' if either -Wformat or
10377 -Wmissing-format-attribute are specified.
10378 * c-format.c (check_function_format): Check -Wformat before
10379 calling 'check_format_info'.
10380 * c-opts.c (c_common_post_options): Don't warn for
10381 -Wmissing-format-attribute without -Wformat.
10382 * c-typeck.c (convert_for_assignment): Detect additional cases for
10383 -Wmissing-format-attribute.
10384 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10387 2005-07-19 Richard Guenther <rguenther@suse.de>
10389 * config/i386/i386.md (lrint<mode>2): Use temporary
10390 instead of clobbering non-existent memory.
10392 2005-07-19 Nick Clifton <nickc@redhat.com>
10394 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10395 statement to avoid displaying ASCII control characters.
10397 2005-07-19 Ben Elliston <bje@au.ibm.com>
10399 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10400 * cfganal.c (find_edge_index): Ditto.
10401 * combine.c (combine_instructions): Ditto.
10402 * ddg.c (create_scc): Ditto.
10403 (find_successors): Ditto.
10404 (find_predecessors): Ditto.
10405 (find_nodes_on_paths): Ditto.
10406 (longest_simple_path): Ditto.
10407 * flow.c (update_life_info): Ditto.
10408 (count_or_remove_death_notes): Ditto.
10409 (clear_log_links): Ditto.
10410 * modulo-sched.c (generate_reg_moves): Ditto.
10411 (find_max_asap): Ditto.
10412 (find_max_hv_min_mob): Ditto.
10413 (find_max_dv_min_mob): Ditto.
10414 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10415 * sched-rgn.c (extract_edgelst): Ditto.
10416 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10417 (dump_update_ssa): Ditto.
10418 (ssa_names_to_replace) Ditto.
10419 (switch_virtuals_to_full_rewrite): Ditto.
10420 (update_ssa): Ditto.
10421 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10423 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10425 Fix PR tree-optimization/22483
10427 * tree-complex.c (create_components): Use
10428 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10429 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10430 * tree-flow.h (safe_referenced_var_iterator): New structure.
10431 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10432 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10433 safe_referenced_var iterator.
10434 (add_type_alias): Ditto.
10436 2005-07-19 Steven Bosscher <stevenb@suse.de>
10438 * loop-init.c (rest_of_handle_loop2): Remove.
10439 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10440 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10441 (pass_rtl_loop_init, pass_rtl_loop_done,
10442 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10443 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10444 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10445 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10446 pass_tree_loop_done, and pass_tree_unswitch.
10447 (gate_loop): Rename to gate_tree_loop.
10448 * passes.c (init_optimization_passes): Update for renamed tree
10449 loop passes. Add the new loop2 passes as subpasses of loop2.
10450 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10451 Update for the renamed tree loop passes.
10453 2005-07-18 Ian Lance Taylor <ian@airs.com>
10455 PR middle-end/22057
10456 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10457 blocks when optimizing.
10459 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10461 * common.opt (frename-registers): Initialize to 2.
10463 (fgcse-after-reload): Ditto.
10464 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10465 (process_options): Only change flag_web, flag_rename_registers,
10466 and flag_rerun_cse_after_loop if not explicitly set by user.
10468 2005-07-18 Jan Beulich <jbeulich@novell.com>
10470 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10471 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10472 in 64-bit mode the same as DImode in 32-bit mode.
10473 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10474 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10475 mode. Add new mode parameter.
10476 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10477 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10478 x86_64_shift_adj): New expanders.
10479 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10480 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10482 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10483 DImode shift splitters.
10484 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10485 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10488 2005-07-18 Jan Beulich <jbeulich@novell.com>
10490 * i386.md (movdi_extzv_1): New.
10491 (zero_extendhidi2): Combine alternatives and never force use of
10493 (zero_extendqidi2): Likewise. Don't restrict input selection.
10495 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10497 Fix PR tree-optimization/22531
10498 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10501 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10503 * tree-promote-statics.c (pass_promote_statics): Change dump file
10506 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10508 * tree-optimize.c (init_tree_optimization_passes): Add
10509 pass_eliminate_useless_stores pass.
10510 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10511 * tree-ssa-pre.c (is_copy_stmt): New function.
10512 (follow_copies_till_vuse): Ditto.
10513 (do_eustores): Ditto.
10514 (gate_eustores): Ditto.
10516 2005-07-16 Richard Henderson <rth@redhat.com>
10518 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10520 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10521 Kenneth Zadeck <zadeck@naturalbridge.com>
10523 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10524 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10525 ipa-type-escape.h, tree-promote-statics.c
10526 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10527 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10528 tree-promote-statics.c: new files.
10529 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10530 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10531 int nonlocal_set_p, mark_constant_function): Deleted.
10532 (rest_of_handle_cfg): Removed call to mark_constant_function.
10533 (nonoverlapping_component_refs_p): Added calls to support
10534 type based aliasing.
10535 * tree-ssa-alias.c (may_alias_p,
10536 compute_flow_insensitive_aliasing): Ditto.
10537 * calls.c (flags_from_decl_or_type): Removed reference to
10539 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10540 too many arguments. This is necessary for Spec 2000.
10541 * cgraph.h (const_function, pure_function): Removed.
10542 * common.opt: Added "fipa-pure-const", "fipa-reference",
10543 "fipa-type-escape", and "ftree-promote-static".
10545 * passes.c: Added ipa and tree-promote-statics passes.
10546 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10547 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10548 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10549 * tree-flow.h: Added exposed sra calls and addition of
10550 reference_vars_info field for FUNCTION_DECLS.
10551 * tree-pass.h: Added passes.
10552 * tree-sra.c: (sra_init_cache): New function.
10553 (sra_insert_before, sra_insert_after) Made public.
10554 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10556 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10557 aliasing. (may_alias_p): Added code to use type escape analysis to
10558 improve alias sets.
10559 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10560 code to prune clobbers of static variables based on information
10561 produced in ipa-reference pass. Changed call clobbering so that
10562 statics are not marked as clobbered if the call does not clobber
10565 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10567 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10570 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10572 * doc/install.texi (*-*-solaris2*): Document recommended version
10573 of GNU binutils and mention GNU linker problem on Solaris 10.
10575 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10578 * c-decl.c (c_build_bitfield_integer_type): New function.
10579 (finish_struct): Call it.
10580 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10582 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10584 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10587 2005-07-16 Jan Hubicka <jh@suse.cz>
10589 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10590 (scale_bbs_frequencies_int): Watch roundoff errors.
10591 * predict.c (return_prediction): Initialize return_stmt.
10593 2005-07-16 Jan Hubicka <jh@suse.cz>
10595 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10596 after RTL profiling.
10598 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10600 PR middle-end/22398
10601 * fold-const.c (build_range_check): Convert high/low to etype
10602 if we are only comparing against exp.
10604 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10606 Fix PR tree-optimization/22376
10607 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10609 (need_to_solve): New function.
10610 (compute_points_to_sets): Use it.
10612 2005-07-15 Jan Hubicka <jh@suse.cz>
10614 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10615 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10617 2005-07-15 Richard Guenther <rguenther@suse.de>
10619 * c-common.c (handle_flatten_attribute): New function.
10620 Add flatten function attribute.
10621 * doc/extend.texi: Document flatten function attribute.
10622 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10623 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10625 (cgraph_decide_inlining): Handle functions with flatten
10628 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10630 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10631 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10632 UNSPEC_XCHG, UNSPEC_AND): New.
10633 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10634 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10635 * config/rs6000/sync.md (FETCHOP): New code macro.
10636 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10638 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10639 (sync_compare_and_swap<mode>): Same.
10640 (sync_lock_test_and_set<mode>): Same.
10641 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10642 for QImode and HImode, and not PPC405.
10643 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10644 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10645 (sync_<fetchop>{si,di}_internal): New.
10646 (sync_nand{si,di}_internal): New.
10647 (sync_old_<fetchop>{si,di}_internal): New.
10648 (sync_old_nand{si,di}_internal): New
10649 (sync_new_<fetchop>{si,di}_internal): New.
10650 (sync_new_nand{si,di}_internal): New.
10651 (atomic_and{si,di}): New.
10652 (sync_new_nand{si,di}_internal): New.
10653 (atomic_and{si,di}): New.
10654 (sync_add<mode>_internal): Delete.
10655 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10656 (sync_sub<mode>_internal): Delte.
10657 (sync_subshort_internal): New.
10658 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10659 (sync_anddi_internal): Delete.
10660 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10661 (sync_booldi_internal): Delete.
10662 (sync_boolc<mode>_internal): Delete.
10663 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10664 (sync_boolc<mode>_internal2): Delete.
10665 (sync_boolcc<mode>_internal): Delete.
10666 (isync, lwsync): Use unspec instead of unspec_volatile.
10667 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10668 Revert UNSPEC_VOLATILE.
10669 (rs6000_split_atomic_op): New.
10670 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10672 2005-07-14 Eric Christopher <echristo@redhat.com>
10674 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10675 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10677 2005-07-14 Eric Christopher <echristo@redhat.com>
10679 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10681 2005-07-14 Steven Bosscher <stevenb@suse.de>
10683 PR tree-optimization/22230
10684 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10685 the computation of the four cross productions for "range op range".
10687 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10688 Ulrich Weigand <uweigand@de.ibm.com>
10691 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10694 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10696 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10698 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10700 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10702 2005-07-14 Richard Guenther <rguenther@suse.de>
10704 PR middle-end/22347
10705 * config/i386/i386-protos.h (ix86_function_value): Change
10706 prototype to match new target hook.
10707 * config/i386/i386.c (ix86_value_regno): Change prototype
10708 to take extra type argument.
10709 (TARGET_FUNCTION_VALUE): Define.
10710 (ix86_function_ok_for_sibcall): Pass extra argument to
10711 ix86_value_regno, check return slot rtx for exact match.
10712 (ix86_function_value): Take extra parameter. Dispatch to
10713 ix86_value_regno with fndecl/fntype as provided.
10714 (ix86_value_regno): Handle extra type argument.
10715 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10717 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10718 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10719 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10720 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10721 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10723 2005-07-14 Richard Guenther <rguenther@suse.de>
10725 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10726 * calls.c (expand_call): Pass fntype to hard_function_value.
10727 (emit_library_call_value_1): Likewise.
10728 * explow.c: Include target.h.
10729 (hard_function_value): Take extra argument, the fntype.
10730 Use new target hook for function_value.
10731 * expr.h (hard_function_value): Change prototype.
10732 * function.c (aggregate_value_p): Pass 0 as fntype to
10733 hard_function_value.
10734 (assign_parms): Use new target hook for function_value.
10735 Pass 0 as fntype to hard_function_value.
10736 (expand_function_end): Likewise.
10737 * reg-stack.c: Include target.h.
10738 (stack_result): Use new target hook for function_value.
10739 * target-def.h: New target hook function_value.
10740 * target.h: Likewise.
10741 * targhooks.c (default_function_value): New function.
10742 * targhooks.h (default_function_value): Declare.
10744 2005-07-13 Ian Lance Taylor <ian@airs.com>
10746 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10748 2005-07-14 Jan Hubicka <jh@suse.cz>
10750 * tree-dfa.c (dump_variable): Use default_def function.
10751 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10752 * tree-ssa.c (verify_use): Likewise.
10753 * tree-ssanames.c (release_ssa_name): Likewise.
10754 * tree-tailcall.c (eliminate_tail_call): Likewise.
10755 (tree_optimize_tail_calls_1): Likewise.
10756 * tree-vrp.c (get_value_range): Likewise.
10758 2005-07-14 Ben Elliston <bje@au.ibm.com>
10760 * gcc.c (main): Compare language[0] with '*' when iterating over
10763 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10765 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10766 "s390_emit_compare". Add handling of CCZ1mode.
10767 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10768 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10770 (s390_branch_condition_mask): Add CCZ1mode handling.
10771 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10772 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10773 Use CCZ1mode instead of CCZmode.
10774 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10776 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10778 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10780 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10782 2005-07-13 Eric Christopher <echristo@redhat.com>
10784 * config/mips/mips.c (mips_canonicalize_comparison): New.
10785 (mips_emit_int_relational): Use.
10787 2005-07-13 Eric Christopher <echristo@redhat.com>
10789 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10790 static extra parts.
10791 * config/s390/s390.md: Include tpf.md. Move tpf specific
10793 * config/s390/tpf.md: To here.
10794 * config/s390/s390.opt: Move tpf specific options...
10795 * config/s390/tpf.opt: to here. Add mmain option.
10796 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10797 * config/s390/tpf.h: Rewrite.
10799 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10801 * doc/tm.texi: Remove @xref{Cross-profiling}.
10803 2005-07-13 Jeff Law <law@redhat.com>
10805 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10806 expressions, test their _DECL operands for pointer equality rather
10807 than using operand_equal_p.
10809 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10811 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10812 (TARGET_POSIX_IO): This.
10813 * config/darwin.h: Likewise.
10814 * config/freebsd.h: Likewise.
10815 * config/linux.h: Likewise.
10816 * config/lynx.h: Likewise.
10817 * config/netbsd.h: Likewise.
10818 * config/rs6000/linux64.h: Likewise.
10819 * config/rs6000/linux.h: Likewise.
10820 * config/s390/tpf.h: Likewise.
10821 * config/sh/embed-elf.h: Likewise.
10822 * config/sparc/linux64.h: Likewise.
10823 * config/sparc/linux.h: Likewise.
10824 * config/svr4.h: Likewise.
10825 * gcov-io.h: Likewise.
10827 * doc/tm.texi: Updated.
10829 * libgcov.c (create_file_directory): Defined only if
10830 TARGET_POSIX_IO is defined.
10831 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10834 2005-07-13 Jan Hubicka <jh@suse.cz>
10836 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10838 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10840 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10841 structure as argument.
10843 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10845 PR tree-optimization/21921
10846 * tree-iterator.c (tsi_link_before): Support the case when
10847 tsi_end_p (tsi) == true.
10849 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10851 PR tree-optimization/22442
10852 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10855 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10857 PR rtl-optimization/20376
10858 * toplev.c (process_options): Enable -fweb and -frename-registers when
10860 * doc/invoke.texi: Update the information about when -fweb and
10861 -frename-registers are enabled.
10863 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10866 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10867 if *rhs_p is not a SSA_NAME.
10869 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10871 Fix PR tree-optimization/22422
10872 * tree-ssa-structalias.c (struct variable_info): Add flag for
10874 (get_varinfo): Now a static function.
10875 (new_varinfo): init has_union and is_special_var to false.
10876 (solution_set_add): Check has_union.
10877 (do_da_constraint): Move temporary variable so it gets reset
10879 Also check for special variable.
10880 (do_ds_constraint): Ditto.
10881 (do_sd_constraint): Ditto.
10882 (do_structure_copy): Check for special variable.
10883 (find_func_aliases): Ditto.
10884 (init_base_vars): Set special vars properly.
10886 2005-07-13 Jan Hubicka <jh@suse.cz>
10888 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10891 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10892 (get_expr_operands): Fix thinko wrt flags and subvars.
10894 PR tree-optimize/22379
10895 * tree-inline.c (expand_call_inline): Do not output sorry in early
10898 2005-07-12 Dale Johannesen <dalej@apple.com>
10900 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10902 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10905 * host-linux.h: Include limits.h.
10907 2005-07-12 Dale Johannesen <dalej@apple.com>
10909 * expr.c (compress_float_constant): Add cost check.
10910 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10912 2005-07-12 Dale Johannesen <dalej@apple.com>
10914 * gcc.target/i386/compress-float-sse.c: New.
10915 * gcc.target/i386/compress-float-sse-pic.c: New.
10916 * gcc.target/i386/compress-float-387.c: New.
10917 * gcc.target/i386/compress-float-387-pic.c: New.
10918 * gcc.dg/compress-float-ppc.c: New.
10919 * gcc.dg/compress-float-ppc-pic.c: New.
10921 2005-07-12 Eric Christopher <echristo@redhat.com>
10923 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10924 static extra parts.
10925 * config/s390/s390.md: Include tpf.md. Move tpf specific
10927 * config/s390/tpf.md: To here.
10928 * config/s390/s390.opt: Move tpf specific options...
10929 * config/s390/tpf.opt: to here. Add mmain option.
10930 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10931 * config/s390/tpf.h: Rewrite.
10933 2005-07-12 Eric Christopher <echristo@redhat.com>
10935 * gcc.c (struct infile): Update comment for language.
10936 (main): Rewrite input file resetting code.
10938 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10941 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10942 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10943 (lookup_avail_expr): Use constant_boolean_node instead
10944 of boolean_false_node/boolean_true_node.
10946 2005-07-12 Ben Elliston <bje@au.ibm.com>
10948 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10949 and use it when printing num_edges.
10951 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10953 * doc/extend.texi (Blackfin Built-in Functions): New section.
10954 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10957 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10959 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10960 s/cmpstrsi/cmpstrnsi
10961 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10963 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10964 (init_optabs): Initialize cmpstrn_optab.
10965 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10966 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10967 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10968 * config/i386/i386.md: s/cmpstr/cmpstrn
10969 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10970 * doc/md.texi: Update documentation.
10972 2005-07-11 Richard Henderson <rth@redhat.com>
10974 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10975 build_va_arg_indirect_ref.
10976 (alpha_gimplify_va_arg): Likewise.
10977 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10978 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10979 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10980 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10981 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10982 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10984 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10986 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10988 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10989 * passes.c (init_optimization_passes): Add pass_empty_loop.
10990 * tree-pass.h (pass_empty_loop): Declare.
10991 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10992 try_remove_empty_loop, remove_empty_loops): New functions.
10993 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10994 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10996 2005-07-12 Peter Barada <peter@the-baradas.com>
10998 PR middle-end/16719
10999 PR middle-end/18421
11000 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11001 in address registers.
11002 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11003 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11004 alternative of addsi3_5200.
11006 2005-07-11 Ian Lance Taylor <ian@airs.com>
11008 * config/mips/mips.md (ffs<mode>2): Remove.
11010 2005-07-11 Ian Lance Taylor <ian@airs.com>
11012 * doc/tree-ssa.texi (Cleanups): Improve description of
11014 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11016 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11018 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11019 * tree.h (DECL_ARGUMENT_FLD): New macro.
11021 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11023 Fix PR tree-optimization/22404
11025 * tree-ssa-structalias.c (create_variable_info_for): Use
11028 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11030 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11031 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11032 for second comparison operand.
11033 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11035 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11036 (define_insn_reservation "alu"): Likewise.
11037 (csync, ssync): Now of type sync.
11038 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11039 -mcsync-anomaly -mspecld-anomaly.
11040 * config/bfin/bfin.opt (mcsync): Remove.
11041 (mcsync-anomaly, mspecld-anomaly): Add.
11042 * config/bfin/bfin.c: Include "insn-codes.h".
11043 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11044 (TARGET_DEFAULT_TARGET_FLAGS): New.
11045 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11047 2005-07-11 Steven Bosscher <stevenb@suse.de>
11049 * basic-block.h: Give the BB flags enum a name, bb_flags.
11050 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11051 * cfgcleanup.c (enum bb_flags): Remove here.
11052 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11053 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11054 (update_forwarder_flag): Likewise.
11055 (thread_jump): Likewise.
11056 (try_forward_edges): Likewise.
11057 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11058 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11059 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11061 2005-07-11 Richard Guenther <rguenther@suse.de>
11063 * config/i386/i386.opt: New target option -msseregparm.
11064 * config/i386/i386.c (override_options): Error out for
11065 -msseregparm but no SSE support.
11066 (ix86_function_sseregparm): Check for global sseregparm.
11067 * doc/invoke.texi: Document -msseregparm.
11069 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11071 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11072 (m32rle-*-linux*): Ditto.
11074 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11076 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11077 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11080 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11082 PR middle-end/22239
11084 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11085 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11087 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11089 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11090 (varmap): Heapify varmap.
11091 (constraints): Heapify constraints.
11092 (struct constraint_graph): Heapify succs and preds.
11093 (constraint_vec_find): Update for heapification.
11094 (constraint_set_union): Ditto.
11095 (insert_into_complex): Ditto.
11096 (constraint_edge_vec_find): Ditto.
11097 (erase_graph_self_edge): Ditto.
11098 (add_graph_edge): Ditto.
11099 (get_graph_weights): Ditto.
11100 (merge_graph_nodes): Ditto.
11101 (build_constraint_graph): Ditto.
11102 (topo_visit): Ditto.
11103 (solve_graph): Ditto.
11104 (create_variable_info_for): Ditto.
11105 (init_base_vars): Ditto.
11106 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11107 (condese_varmap_nodes): Free complex vector.
11108 (clear_edges_for_node): Clear succs and preds vector.
11110 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11112 * tree-ssa-structalias.c (update_alias_info): Change counting of
11113 references to not include vdefs.
11115 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11117 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11118 (up_insert): Ditto.
11120 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11122 * pa.c (pa_commutative_p): Make PLUS commutative when
11123 TARGET_NO_SPACE_REGS is true.
11125 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11127 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11128 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11129 * tree-dfa.c (dump_subvars_for): New.
11130 (debug_subvars_for): New.
11131 (dump_variable): Show subvariables if VAR has them.
11132 * tree-flow-inline.h (get_subvar_at): New.
11133 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11134 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11136 (struct subvar): Change fields offset and size to unsigned
11138 (dump_subvars_for): Declare.
11139 (debug_subvars_for): Declare.
11140 (get_subvar_at): Declare.
11141 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11142 to unsigned HOST_WIDE_INT *.
11143 (overlap_subvar): Likewise.
11144 * tree-gimple.c (is_gimple_reg): Always return false for
11145 SFTs and memory tags.
11146 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11147 Update all callers.
11148 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11149 (compute_may_aliases): Call compute_points_to_sets.
11150 (collect_points_to_info_for): Remove.
11151 (compute_points_to_and_addr_escape): Remove.
11152 (delete_alias_info): Call delete_points_to_sets.
11153 (compute_flow_sensitive_aliasing): If the call to
11154 find_what_p_points_to returns false, call set_pt_anything.
11155 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11156 (set_pt_anything): Clear pi->pt_vars.
11157 (set_pt_malloc): Remove.
11158 (merge_pointed_to_info): Remove.
11159 (add_pointed_to_expr): Remove.
11160 (add_pointed_to_var): Remove.
11161 (collect_points_to_info_r): Remove.
11162 (is_escape_site): Make extern.
11164 (create_overlap_variables_for): Call it.
11165 * tree-ssa-copy.c (merge_alias_info): Never merge
11166 flow-sensitive alias information.
11167 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11168 offset and size to be unsigned HOST_WIDE_INT.
11169 (add_to_addressable_set): Rename from note_addressable.
11170 Set TREE_ADDRESSABLE as the variables are added to the set.
11172 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11173 operands into VUSEs when adding V_MAY_DEFs for members in an
11175 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11176 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11177 (struct variable_info): Add bitfield is_heap_var.
11178 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11179 (new_var_info): Initialize is_heap_var.
11180 (get_constraint_for): Add HEAP variables to the symbol table.
11181 Mark them with is_heap_var.
11182 (update_alias_info): New. Taken mostly from the old
11183 compute_points_to_and_addr_escape.
11184 (handle_ptr_arith): New.
11185 (find_func_aliases): Call update_alias_info.
11186 Call handle_ptr_info for tcc_binary expressions.
11187 Call mark_stmt_modified.
11188 (create_variable_info_for): If DECL has subvars, do not create
11189 variables for its subvars. Always add all the fields.
11190 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11191 SFTs, then add all the SFTs of the structure.
11192 If VI->DECL is an aggregate with subvariables, add the SFT at
11194 (find_what_p_points_to): If VI is an artificial variable,
11195 translate to bitfields in SSA_NAME_PTR_INFO.
11196 If the solution is empty, set pi->pt_vars to NULL
11197 (init_base_vars): Create ANYOFFSET.
11198 (compute_points_to_sets): Rename from create_alias_vars.
11200 (pass_build_pta): Remove.
11201 (delete_points_to_sets): Rename from delete_alias_vars.
11202 (pass_del_pta): Remove.
11203 * tree-ssa-structalias.h (struct alias_info): Move from
11205 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11206 NUM_REFERENCES_SET): Likewise.
11207 (compute_points_to_sets, delete_points_to_sets): Declare.
11209 2005-07-09 Richard Henderson <rth@redhat.com>
11211 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11212 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11213 alpha_split_lock_test_and_set_12): New functions.
11214 * config/alpha/alpha-protos.h: Update.
11215 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11216 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11217 * config/alpha/sync.md (I12MODE): New.
11218 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11219 (sync_<fetchop_name><I48MODE>): Likewise.
11220 (sync_nand<I48MODE>): Likewise.
11221 (sync_old_<fetchop_name><I48MODE>): Likewise.
11222 (sync_new_<fetchop_name><I48MODE>): Likewise.
11223 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11224 (sync_compare_and_swap<I48MODE>): Likewise.
11225 (sync_lock_test_and_set<I48MODE>): Likewise.
11226 (sync_compare_and_swap<I12MODE>): New.
11227 (sync_compare_and_swap<I12MODE>_1): New.
11228 (sync_lock_test_and_set<I12MODE>): New.
11229 (sync_lock_test_and_set<I12MODE>_1): New.
11231 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11235 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11237 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11239 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11240 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11242 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11245 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11247 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11249 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11250 memory_operand constraint.
11251 (store_conditional_<mode>): Same.
11252 (sync_compare_and_swap<mode>): Same.
11253 (sync_lock_test_and_set<mode>): Same.
11255 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11257 Rewrite PIC support to more closely model actual instructions.
11258 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11259 (cris_symbol): Remove prototypes for removed functions.
11260 (cris_pic_symbol_type_of, cris_valid_pic_const)
11261 (cris_expand_pic_call_address): Prototypes for new functions.
11262 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11264 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11266 <case ':'>: Add case for new punctuation character.
11267 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11268 emitting (extra) PIC modifier.
11269 <case UNSPEC>: Do not assert for PLT.
11270 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11271 (cris_expand_prologue, cris_expand_epilogue): Check
11272 for pic_offset_table_rtx usage instead of taking
11273 current_function_uses_pic_offset_table as the final word.
11274 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11275 Remove flag_pic difference.
11276 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11277 the moral equivalents of...
11278 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11280 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11281 (cris_handle_option): Mark ARG as unused.
11282 (cris_expand_pic_call_address): New worker function for "call",
11284 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11285 output PIC constructs here.
11286 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11287 as symbol-specific modifers, not whole or part of operands.
11288 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
11289 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
11290 constants and flag_pic.
11291 (CONSTANT_INDEX_P): Adjust for new functions.
11292 (enum cris_pic_symbol_type): New helper type.
11293 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
11294 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
11295 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
11297 ("movsi"): Emit actual instructions for GOT and relative access.
11298 ("*movsi_got_load"): New pattern to set up the register holding
11300 ("*movsi_internal"): Operand 1 is not a plain general_operand.
11301 Adjust FIXME for 'S'.
11302 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
11303 Use "movs" for -fpic cases.
11304 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
11305 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
11306 ("call", "call_value"): Just call cris_expand_pic_call_address for
11308 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
11309 Remove special pattern.
11310 ("*expanded_call_side", "*expanded_call_value_side"): New
11312 (gotplt-to-plt, gotplt-to-plt-side-call)
11313 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
11315 * config/cris/cris/predicates.md
11316 ("cris_general_operand_or_gotless_symbol"): Remove unused
11318 ("cris_general_operand_or_symbol"): Adjust for new functions.
11320 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11322 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11324 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11326 * Makefile.in (TREE_H): Add treestruct.def.
11327 (c-decl.o): Add pointer-set.h
11328 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11329 visibility on regular DECL's.
11330 (merge_decls): Fix the copying of decl nodes of various types for
11331 the new structures. Don't update RTL, section name, weak status,
11332 etc, on DECL's without RTL.
11333 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11334 Don't check volatile on non-variable types.
11335 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11336 to check whether we have seen arguments.
11337 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11338 flag is checked before field (flag is common, field is not).
11339 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11340 TS_DECL_COMMON could have an origin.
11341 (add_location_or_const_value_attribute): Don't check section name
11342 on non-var/function decls.
11343 (dwarf2out_var_location): Reverse order of tests.
11344 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11345 with DECL_WRTL_CHECK.
11346 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11347 * fold-const.c (fold_binary): Don't check weakness on
11348 non-var/function decls.
11349 (tree_expr_nonzero_p): Ditto.
11350 (fold_checksum_tree): Use tree_decl_extra as sizeof
11352 * ggc-page.c (extra_order_size_table): Add sizes for
11353 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11355 * gimplify.c (gimplify_bind_expr): Only set
11356 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11357 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11359 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11360 * langhooks.h (init_ts). New langhook.
11361 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11362 * print-tree.c (print_node): Update to only print fields that
11363 exist in the structures the passed decl has.
11364 * toplev.c (wrapup_global_declarations): Don't reset
11365 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11366 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11367 * tree-inline.c (remap_decl): Ditto.
11368 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11369 * tree-pretty-print.c (print_declaration): Don't print
11370 DECL_REGISTER on things that don't contain it.
11371 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11372 non-var/function decls.
11373 * tree.c (tree_contains_struct): New structure.
11374 (init_priority_for_decl): New hashtable.
11375 (tree_int_map): New structure.
11376 (tree_int_map_eq): New function.
11377 (tree_int_map_marked_p): Ditto.
11378 (tree_int_map_hash): Ditto.
11379 (tree_map): Move to tree.h.
11380 (tree_map_eq): Externalize.
11381 (tree_map_hash): Ditto.
11382 (tree_map_marked_p): Ditto.
11383 (init_ttree): Set up tree_contains_struct and call langhook.
11384 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11385 (tree_code_size): Update for new structures.
11386 (tree_node_structure): Update for new structures.
11387 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11389 (copy_node_stat): Copy init priority.
11390 (build_decl_stat): Ditto for visibility.
11391 (ts_enum_names): New.
11392 (tree_contains_struct_check_failed): New function.
11393 (decl_init_priority_lookup): Ditto.
11394 (decl_init_priority_insert): Ditto.
11395 * treestruct.def: New file.
11396 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11397 (CONTAINS_STRUCT_CHECK): Ditto.
11398 (tree_contains_struct_check_failed): New prototype.
11399 (DECL_CHECK): Removed.
11400 (DECL_MINIMAL_CHECK): New.
11401 (DECL_COMMON_CHECK): Ditto.
11402 (DECL_WRTL_CHECK): Ditto.
11403 (DECL_NON_COMMON_CHECK): Ditto.
11404 (DECL_WITH_VIS_CHECK): Ditto.
11405 (VAR_OR_FUNCTION_DECL_P): Ditto
11406 (struct tree_decl_minimal): New structure.
11407 (struct tree_decl_common): Ditto.
11408 (struct tree_decl_with_rtl): Ditto.
11409 (struct tree_decl_with_vis): Ditto.
11410 (struct tree_decl_non_common): Ditto.
11411 (struct tree_field_decl): Ditto.
11412 (struct tree_parm_decl): Ditto.
11413 (struct tree_var_decl): Ditto.
11414 (struct tree_function_decl): Ditto.
11415 (struct tree_const_decl): Ditto.
11416 (struct tree_result_decl): Ditto.
11417 (union tree_node): Add new structures.
11418 * var-tracking.c (track_expr_p): Reverse order of tests.
11420 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11422 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11424 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11425 * system.h: Poison FINALIZE_PIC.
11426 * doc/tm.texi (FINALIZE_PIC): Remove.
11428 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11431 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11432 to the correct type if we have a MODIFY_EXPR.
11434 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11436 PR tree-optimization/22360
11437 * tree.c (upper_bound_in_type): Fix calculations for casting
11438 to a non-wider signed type and casting a signed value to a
11439 wider unsigned type.
11440 (lower_bound_in_type): Fix calculations for casting to a
11441 non-wider signed type.
11443 PR tree-optimization/20139
11444 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11446 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11447 fold_cond_expr_cond.
11448 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11449 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11451 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11454 * tree-complex.c (expand_complex_libcall): Produce
11455 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11457 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11459 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11460 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11461 b" assert and inserted fastpath code for this case.
11462 (bitmap_ior): Removed "a != b" assert.
11464 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11466 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11467 (ENDFILE_SPEC): Likewise.
11468 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11470 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11471 a large stack frame at epilogue.
11473 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11475 * final.c: Include sdbout.h when required.
11477 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11479 * config.gcc (*-*-darwin*): Only one target-specific header file
11480 for generic darwin.
11481 (powerpc-*-darwin*): Add version-specific header files.
11482 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11483 * config.in: Regenerate.
11484 * configure: Regenerate.
11485 * gcc.c: Include xregex.h.
11486 (version_compare_spec_function): New.
11487 (spec_function): Add version-compare.
11488 (replace_outfile_spec_function): Reformat comment.
11489 (compare_version_strings): New.
11490 * config/darwin-c.c (version_as_macro): New.
11491 (builtin_define): New.
11492 (darwin_cpp_builtins): New.
11493 * config/darwin-protos.h (darwin_cpp_builtins): New.
11494 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11495 (LIB_SPEC): Make unconditional, update comment.
11496 (TARGET_C99_FUNCTIONS): Define.
11497 * config/darwin.opt: Sort.
11498 (mmacosx-version-min=): New.
11499 * config/darwin7.h: Delete.
11500 * config/darwin8.h: Delete.
11501 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11502 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11503 (TARGET_C99_FUNCTIONS): Define.
11504 * config/rs6000/darwin7.h: New.
11505 * config/rs6000/darwin8.h: New.
11506 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11507 (-mmacosx-version-min): Document.
11509 2005-07-07 Ian Lance Taylor <ian@airs.com>
11511 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11513 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11515 PR middle-end/22239
11516 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11518 2005-07-07 Khem Raj <kraj@mvista.com>
11520 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11521 in bytes, not words.
11523 2005-07-07 Paul Brook <paul@codesourcery.com>
11525 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11526 DEFAULT_FUNCTION_ARG_PADDING to upward.
11528 2005-07-07 Richard Henderson <rth@redhat.com>
11530 * function.c (locate_and_pad_parm): Record parameter alignment in
11531 stack_alignment_needed.
11533 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11535 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11536 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11537 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11538 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11539 (define_attr "type"): Add isync, sync, load_l, store_c.
11540 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11541 Create scratch volatile MEM.
11542 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11544 (load_locked_<mode>): New.
11545 (store_conditional_<mode>): New.
11546 (sync_compare_and_swap<mode>): Replace with splitter.
11547 (sync_lock_test_and_set<mode>): Replace with splitter.
11548 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11550 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11551 is ics. Attribute isync.
11552 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11554 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11555 and UNSPECV_SYNC_OP.
11556 (emit_unlikely_jump): New.
11557 (emit_load_locked): New.
11558 (emit_store_conditional): New.
11559 (rs6000_split_compare_and_swap): New.
11560 (rs6000_split_lock_test_and_set): New.
11561 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11562 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11563 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11564 rs6000_split_lock_test_and_set): Declare.
11565 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11566 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11567 store_c, isync, sync.
11569 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11571 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11572 filenames to gtyp-gen.h.
11573 (s-typ-gen): Use it in place of for loops.
11575 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11577 * hooks.c (hook_bool_rtx_int_false): New function.
11578 * hooks.h (hook_bool_rtx_int_false): Declare.
11579 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11580 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11581 * target.h (struct gcc_target): Add commutative_p member.
11582 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11583 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11584 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11585 (pa_commutative_p): New function.
11586 * jump.c (target.h): Include.
11587 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11588 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11590 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11592 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11593 (s390_expand_setmem): New.
11594 * config/s390/s390.c: Likewise.
11595 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11597 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11598 general_operand. Call new function "s390_expand_setmem".
11599 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11600 ("setmem_long", "*setmem_long"): ... this.
11602 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11604 * config/s390/s390.c: (optimization_options): Enable
11605 TARGET_MVCLE at -Os.
11606 * doc/invoke.texi: Document changes in default behaviour.
11607 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11609 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11611 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11612 defined by back-end.
11614 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11616 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11617 all sets in the pattern.
11618 * config/rs6000/rs6000.md (stack_protect_testsi,
11619 stack_protect_testdi): Likewise.
11621 2005-07-06 Jeff Law <law@redhat.com>
11623 * tree-vrp.c (simplify_using_ranges): Kill.
11624 (vrp_finalize): Remove call to simplify_using_ranges.
11625 (simplify_stmt_using_ranges): New function extracted from
11626 simplify_using_ranges.
11627 (simplify_div_or_mod_using_ranges): Likewise.
11628 (simplify_abs_using_ranges): Likewise.
11629 (simplify_cond_using_ranges): New function.
11630 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11631 * tree-ssa-propagate.c (substitute_and_fold): Call
11632 simplify_stmt_using_ranges if we have range information.
11634 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11636 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11637 ia64_flag_schedule_isns2.
11639 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11640 reading/writing general registers.
11641 (ia64_function_arg): Revert 2005-06-18 change.
11643 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11645 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11646 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11648 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11650 * function.c (expand_function_end): Revert part of 2005-06-27
11651 patch. Do sjlj_emit_function_exit_after after return_label.
11653 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11655 * doc/install.texi (--disable-libssp): New.
11657 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11659 * doc/invoke.texi: Update -fforce-mem documentation.
11660 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11661 code for -fforce-mem.
11662 * expmed.c: (store_bit_field,store_fixed_bit_field,
11663 extract_bit_field): Ditto.
11664 * expr.c: (convert_move): Ditto.
11665 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11666 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11667 emit_conditional_add,expand_float,expand_fix): Ditto.
11668 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11669 (common_handle_option): Issue warning when -fforce-mem specified.
11671 2005-07-06 Paul Brook <paul@codesourcery.com>
11673 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11675 * configure: Regenerate.
11677 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11679 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11681 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11683 Fix PR tree-optimization/22319
11684 Fix PR tree-optimization/22140
11685 Fix PR tree-optimization/22310
11687 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11688 variable sized types.
11689 Use correct type for intermediate structure on *a = *b structure
11692 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11694 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11696 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11697 (machine_function): Move typedef to...
11698 * config/rs6000/rs6000.c (machine_function): ... here. Add
11699 varargs_save_offset field.
11700 (rs6000_stack_t): Remove varargs_size field.
11701 (setup_incoming_varargs): Allocate varargs save area using
11702 assign_stack_local, try to make it as small as possible.
11703 Save offset from virtual_stack_vars_rtx to the save area
11704 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11705 instead of magic 8 when fp word byte size is used.
11706 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11707 instead of -RS6000_VARARGS_SIZE.
11708 (rs6000_stack_info, debug_stack_info,
11709 rs6000_initial_elimination_offset): Remove all traces of
11711 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11712 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11713 RS6000_VARARGS_AREA.
11715 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11717 PR tree-optimization/21963
11718 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11719 constant_multiple_of in the same way get_computation_cost_at does.
11721 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11723 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11724 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11725 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11726 and return its previous value.
11727 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11728 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11730 (stack_protect_set, stack_protect_test): New expanders.
11731 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11732 stack_protect_testdi): New insns.
11733 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11734 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11736 2005-07-06 Jeff Law <law@redhat.com>
11738 * tree-ssa-dce.c (cfg_altered): New global.
11739 (tree_dce_init): Initialize cfg_altered.
11740 (remove_dead_stmt): If we remove an edge in the CFG, then set
11742 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11745 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11747 * Makefile.in (stamp-collect-ld): Use
11748 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11749 ./collect-ld if it already exists.
11750 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11751 Don't remove ./nm if it already exists.
11753 2005-07-05 Devang Patel <dpatel@apple.com>
11755 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11756 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11757 * tree-vectorizer.c (vect_loop_location): New.
11758 (vect_print_dump_info): Use vect_loop_location.
11759 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11760 (vectorize_loops): Set vect_loop_location.
11761 * tree-vect-analyze.c (vect_analyze_offset_expr,
11762 vect_determin_vectorization_factor, vect_analyze_operations,
11763 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11764 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11765 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11766 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11767 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11768 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11769 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11770 vect_analyze_loop): Adjust vect_print_dump_info API.
11771 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11772 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11773 vect_finish_stmt_generation, vectorizable_assignment,
11774 vectorizable_operation, vectorizable_store, vectorizable_load,
11775 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11776 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11777 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11778 vect_transform_loop): Same.
11779 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11780 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11783 2005-07-05 Randolph Chung <tausq@debian.org>
11785 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11786 * configure: Regenerate.
11787 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11788 (pa_tls_referenced_p): Declare.
11789 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11790 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11791 (legitimize_tls_address): New.
11792 (hppa_legitimize_address): Handle TLS addresses.
11793 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11794 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11795 (emit_move_sequence): Handle TLS addresses.
11796 (pa_encode_section_info): Call default handler to handle common
11798 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11799 (CONSTANT_ADDRESS_P): Reject TLS operands.
11800 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11801 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11802 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11803 (UNSPEC_TLSLE): Define new constants.
11804 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11805 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11806 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11807 (tie_symbolic_operand, tle_symbolic_operand): New
11809 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11811 * aclocal.m4: Update macros for autoconf 2.59 style.
11812 * configure.ac: Likewise.
11814 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11816 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11817 (function_arg): Pass small aggregates in general registers on 32-bit
11819 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11821 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11823 * Makefile.in (final.o): Fix dependencies.
11825 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11829 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11830 * langhooks.c (lhd_expr_to_decl): New.
11831 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11833 (LANG_HOOKS_INITIALIZER): Update.
11834 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11835 expr_to_decl langhook.
11836 * c-tree.h (c_expr_to_decl): Declare.
11837 * c-typeck.c (c_expr_to_decl): New.
11838 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11840 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11842 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11845 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11846 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11848 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11850 * Makefile.in: Adjust dependencies.
11851 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11852 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11853 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11854 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11855 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11856 rest_of_compilation.
11858 * bb-reorder.c (gate_duplicate_computed_gotos,
11859 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11860 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11861 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11862 pass_partition_blocks): New.
11863 * bt-load.c (gate_handle_branch_target_load_optimize,
11864 rest_of_handle_branch_target_load_optimize,
11865 pass_branch_target_load_optimize): New.
11866 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11868 * cfglayout.c (pass_insn_locators_initialize): New.
11869 * cfgrtl.c (pass_free_cfg): New.
11870 * combine.c (gate_handle_combine, rest_of_handle_combine,
11871 pass_combine): New.
11872 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11873 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11874 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11875 * except.c (pass_set_nothrow_function_flags,
11876 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11878 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11879 rest_of_handle_shorten_branches, pass_shorten_branches,
11880 rest_of_clean_state, pass_clean_state): New.
11881 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11882 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11883 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11885 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11886 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11887 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11888 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11890 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11891 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11892 pass_rtl_ifcvt, gate_handle_if_after_combine,
11893 rest_of_handle_if_after_combine, pass_if_after_combine,
11894 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11895 pass_if_after_reload): New.
11896 * integrate.c (pass_initial_value_sets): New.
11897 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11898 pass_purge_lineno_notes): New.
11899 * mode-switching.c (rest_of_handle_mode_switching,
11900 pass_mode_switching): New.
11901 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11902 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11904 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11905 pass_loop_optimize): New.
11906 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11908 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11910 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11911 pass_postreload_cse): New.
11912 * profile.c (gate_handle_profiling, pass_profiling,
11913 rest_of_handle_branch_prob, pass_branch_prob): New.
11914 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11915 pass_split_before_regstack, gate_handle_split_before_regstack,
11916 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11917 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11918 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11919 pass_stack_regs): New.
11920 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11921 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11922 pass_stack_adjustments): New.
11923 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11924 pass_regrename): New.
11925 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11926 pass_delay_slots, gate_handle_machine_reorg,
11927 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11928 * rtl.h (extern void purge_line_number_notes): New.
11929 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11930 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11932 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11934 * value-prof.c (gate_handle_value_profile_transformations,
11935 rest_of_handle_value_profile_transformations,
11936 pass_value_profile_transformations): New.
11937 * var-tracking.c (gate_handle_var_tracking,
11938 pass_variable_tracking): New.
11939 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11941 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11942 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11943 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11944 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11945 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11946 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11947 rest_of_handle_gcse2, rest_of_handle_regmove,
11948 rest_of_handle_tracer, rest_of_handle_if_conversion,
11949 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11950 rest_of_handle_web, rest_of_handle_branch_prob,
11951 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11952 rest_of_handle_jump_bypass, rest_of_handle_combine,
11953 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11954 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11955 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11956 rest_of_handle_mode_switching, rest_of_handle_jump,
11957 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11958 rest_of_handle_flow2, rest_of_handle_jump2,
11959 rest_of_handle_peephole2, rest_of_handle_postreload,
11960 rest_of_handle_shorten_branches, rest_of_clean_state,
11961 rest_of_compilation): Remove.
11963 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11964 * passes.c (dump_flags, in_gimple_form, all_passes,
11965 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11966 register_dump_files, next_pass_1, last_verified, execute_todo,
11967 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11968 from tree-optimize.c.
11969 (init_optimization_passes): Moved from tree-optimize.c,
11970 adding the RTL optimizations.
11971 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11972 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11973 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11974 register_dump_files, next_pass_1, last_verified, execute_todo,
11975 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11976 init_tree_optimization_passes, ipa_passes): Delete.
11977 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11979 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11980 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11982 (ipa_passes): Remove.
11983 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11984 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11985 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11986 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11987 (dump_info_p, dump_flag): Moved to tree-dump.h.
11989 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11991 * passes.c (finish_optimization_passes): Use dump_begin
11992 and dump_end, TDI_end.
11993 (gate_rest_of_compilation): New.
11994 (pass_rest_of_compilation): Use it.
11995 (gate_postreload, pass_postreload): New.
11996 * toplev.c (general_init): Rename init_tree_optimization_passes.
11997 * toplev.h (init_tree_optimization_passes): Rename to
11998 init_optimizations_passes.
11999 * tree-dump.c (dump_flag): Make static.
12000 (dump_files): Remove RTL dumps.
12001 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12002 pass_cleanup_cfg, pass_free_cfg_annotations,
12003 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12004 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12005 * tree-pretty-print.c: Include tree-pass.h.
12006 * cgraph.c: Include tree-dump.h.
12008 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12010 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12011 Only fall back to saying it points to readonly memory if
12012 we can't do better.
12014 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12016 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12017 * config/m32r/m32r.c (m32r_compute_frame_size,
12018 m32r_expand_prologue): Take current_function_profile into
12019 account whenever we reference
12020 current_function_uses_pic_offset_table.
12021 (m32r_finalize_pic): Remove.
12022 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12024 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12026 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12027 instead of $<. Don't remove ./as if it already exists.
12029 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12032 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12033 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12034 for complex modes when generating code for PA 1.0.
12035 (VALID_FP_MODE_P): New macro.
12036 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12037 sets for all general and floating point modes. Align wide floating
12038 point modes to even register boundaries to comply with architectural
12040 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12041 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12042 (VALID_FP_MODE_P): New macro.
12043 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12044 sets for all general and floating point modes. Align wide floating
12045 point modes to even register boundaries to comply with architectural
12048 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12050 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12053 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12055 * tree-ssa-structalias.c: Don't include expr.h.
12057 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12059 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12062 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12064 Fix PR tree-optimization/22279
12066 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12069 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12071 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12073 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12075 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12076 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12077 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12078 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12079 config/stormy16/stormy16.c, config/v850/v850.c,
12080 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12081 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12082 Avoid "." or "\n" at end of diagnostics and capital letters at
12083 start of diagnostics.
12084 * combine.c, cse.c: Don't translate dump file output.
12085 * toplev.c (print_version): Only translate output if going to
12088 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12090 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12091 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12094 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12096 * pa.c (fix_range): Fix typo in comment.
12098 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12100 * tree-vrp.c (extract_range_from_assert): Replace
12101 fold (build (...)) with fold_build2.
12103 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12105 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12106 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12107 (format_types_orig, handle_format_attribute): Add support for
12110 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12112 * varasm.c (assemble_variable): Fix format specifier thinko.
12114 2005-07-03 Ira Rosen <irar@il.ibm.com>
12116 PR tree-optimization/22029 (and 22135)
12117 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12118 a phi node before calling dump_vops.
12120 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12122 * tree-dump.h (dump_string_field): Declare.
12123 * tree-dump.c: Use it instead of dump_string.
12124 (dump_string_field): Make non-static.
12126 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12128 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12129 up the minimal CFG stuff always when optimize > 0. Call
12130 split_all_insns_noflow in PIC case if needed.
12132 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12133 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12136 * c-decl.c (c_write_global_declarations): Dump contents of
12138 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12139 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12140 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12141 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12144 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12146 * c-common.h (GCC_DIAG_STYLE): Define.
12147 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12148 version for format checking to 4.1.
12149 * c-format.c: Include toplev.h after c-common.h.
12150 (enum format_type): Add gcc_tdiag_format_type.
12151 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12152 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12153 (format_types_orig): Add gcc_tdiag.
12154 (init_dynamic_diag_info): Support gcc_tdiag formats.
12155 (handle_format_attribute): Likewise.
12156 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12157 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12158 version for format checking to 4.1.
12159 (warning0, warning, error, pedwarn, sorry): Use
12160 ATTRIBUTE_GCC_DIAG.
12161 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12162 (finish_aliases_1): Do not use %qE.
12163 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12164 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12165 Correct format bugs.
12166 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12167 parameter to unsigned HOST_WIDE_INT.
12168 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12170 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12172 PR middle-end/21742
12173 * expr.c (write_complex_part): Use adjust_address for MEM.
12174 (read_complex_part): Same.
12176 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12178 Fix PR tree-optimization/22280
12180 * tree-sra.c (generate_element_init): Remove useless loop.
12182 2005-07-02 Richard Henderson <rth@redhat.com>
12184 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12186 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12188 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12190 PR middle-end/14490
12191 * fold-const.c (fold_binary): Handle the return value of
12192 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12193 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12195 2005-07-02 Jeff Law <law@redhat.com>
12197 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12198 a eliminate type conversion which feeds an equality comparison
12199 if the original type or either operand in the comparison is a
12202 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12204 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12205 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12207 * config/avr/avr.c: Do not use '`' as left quote.
12208 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12209 Remove "." from end of diagnostics. Make diagnostics start with
12212 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12213 Joseph S. Myers <joseph@codesourcery.com>
12215 * toplev.c (default_tree_printer): Handle setting location with
12217 * c-objc.common.c (c_tree_printer): Likewise.
12218 * c-format.c (gcc_diag_flag_specs): Add '+'.
12219 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12220 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12222 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12223 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12224 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12225 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12226 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12227 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12228 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12229 format arguments where %J is used without %D.
12231 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12233 * gcc.c (LINK_SSP_SPEC): Define.
12234 (link_ssp_spec): New variable.
12235 (LINK_COMMAND_SPEC): Add %(link_ssp).
12236 (static_specs): Add link_ssp_spec.
12237 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12238 * configure: Rebuilt.
12239 * config.in: Rebuilt.
12241 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12242 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12243 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12244 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12245 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12246 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12247 -0x7008(2) instead of reading __stack_chk_guard variable.
12248 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12250 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12251 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12252 if TARGET_THREAD_SSP_OFFSET is defined.
12253 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12254 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12257 2005-06-27 Richard Henderson <rth@redhat.com>
12258 * libgcc-std.ver (GCC_4.1.0): New.
12259 * libgcc.h (__stack_chk_guard): Declare.
12260 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12261 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12262 * mklibgcc.in (lib2funcs): Add them.
12264 2005-07-01 Richard Henderson <rth@redhat.com>
12266 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12267 void * before struct sigcontext *.
12268 (x86_fallback_frame_state): Likewise.
12270 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12272 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12274 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12277 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12278 we check for SSA_NAME for.
12280 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12282 Fix PR tree-optimization/22071
12284 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12286 (get_constraint_for_component_ref): Use it.
12288 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12291 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
12292 print out the last new line.
12294 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
12296 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
12297 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
12298 * config/cris/cris.c (cris_conditional_register_usage): Adjust
12299 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
12300 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
12301 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
12302 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
12303 (enum reg_class): New member CC0_REGS.
12304 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
12305 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
12306 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
12307 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
12308 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
12309 Adjust for register now described.
12311 2005-07-01 Jakub Jelinek <jakub@redhat.com>
12314 * config/i386/i386.md (stack_protect_test_si,
12315 stack_protect_test_di): Add earlyclobber for scratch 3.
12316 * config/rs6000/rs6000.md (stack_protect_testsi,
12317 stack_protect_testdi): Add earlyclobber for scratch 3,
12318 remove earlyclobber from scratch 4.
12320 Older entries for 2005 can be found in ChangeLog-2005.