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1 2008-02-27  Tom Tromey  <tromey@redhat.com>
2
3         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5
6 2008-02-27  Jan Beulich  <jbeulich@novell.com>
7
8         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9         update the respective field on newdecl.
10
11 2008-02-27  Revital Eres  <eres@il.ibm.com>
12
13         PR rtl-optimization/34999
14         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15         crossing edges that ends with a call insn.
16         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
17         call insn and clear the EDGE_CROSSING flag of the crossing edge
18         when fixing fallthru edges.
19
20 2008-02-27  Richard Guenther  <rguenther@suse.de>
21
22         PR middle-end/25290
23         * fold-const.c (fold_unary): Return the correct argument,
24         converted to the result type.
25
26 2008-02-27  Richard Guenther  <rguenther@suse.de>
27
28         PR middle-end/34971
29         * expr.c (expand_expr_real_1): Assert on rotates that operate
30         on partial modes.
31         * fold-const.c (fold_binary): Use the types precision, not the
32         bitsize of the mode if folding rotate expressions.  Build rotates
33         only for full modes.
34
35 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
36
37         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
38         and CPP_PRAGMA_EOL.
39         * c-pragma.c (pragma_ns_name): New typedef.
40         (registered_pp_pragmas): New variable.
41         (c_pp_lookup_pragma): New function.
42         (c_register_pragma_1): If flag_preprocess_only, do nothing
43         for non-expanded pragmas, for expanded ones push pragma's
44         namespace and name into registered_pp_pragmas vector.
45         (c_invoke_pragma_handler): Register OpenMP pragmas even when
46         flag_preprocess_only, don't register GCC pch_preprocess
47         pragma if flag_preprocess_only.
48         * c-opts.c (c_common_init): Call init_pragma even if
49         flag_preprocess_only.
50         * c-pragma.c (c_pp_lookup_pragma): New prototype.
51         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
52         cpp_register_pragma if flag_preprocess_only.
53
54 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
55
56         PR c/28800
57         * c-parser.c (c_parser_translation_unit): Warn for empty
58         translation unit, not empty source file.
59
60 2008-02-26  Paul Brook  <paul@codesourcery.com>
61
62         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
63         operand for Thumb-2.
64         * config/arm/arm.h (reg_class): Add CORE_REGS.
65         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
66         (BASE_REG_CLASS): Use CORE_REGS.
67         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
68         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
69         (REGNO_OK_FOR_INDEX_P): Exclude SP.
70         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
71         ARM_REGNO_OK_FOR_INDEX_P.
72         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
73         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
74         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
75         (ldm/stm peepholes): Ditto.
76         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
77         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
78         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
79         * config/arm/constraints.md: Enable "k" constraint on ARM.
80
81 2008-02-27  Ben Elliston  <bje@au.ibm.com>
82
83         * config/rs6000/rs6000.c: Annotate cache line size field in all
84         instances of struct processor_costs.
85
86 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
87
88         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
89         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
90         jump_bypass): New counters.
91         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
92         * dce.c (gate_ud_dce): Same.
93         (gate_fast_dce): Same.
94         * dse.c (gate_dse1): New function.
95         (gate_dse2): New function.
96         (gate_dse): Merge results of new gate functions.
97         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
98         (gate_handle_jump_bypass): Add dbg_cnt.
99         (gate_handle_gcse): Add dbg_cnt.
100         * ifcvt.c (gate_handle_if_conversion): Same.
101         (gate_handle_if_after_combine): Same.
102         (gate_handle_if_after_reload): Same.
103         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
104
105 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
106
107         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
108         line sizes.
109         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
110
111 2008-02-26  Jason Merrill  <jason@redhat.com>
112
113         PR c++/35315
114         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
115         alone if it's the naming decl for the type's main variant.
116
117 2008-02-26  Tom Tromey  <tromey@redhat.com>
118
119         * system.h (USE_MAPPED_LOCATION): Poison.
120         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
121         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
122         (make_goto_expr_edges): Likewise.
123         (remove_bb): Likewise.
124         (execute_warn_function_return): Likewise.
125         * basic-block.h (struct edge_def) <goto_locus>: Change type to
126         location_t.
127         * c-common.c (fname_decl): Remove old location code.
128         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
129         location code.
130         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
131         variant.
132         (ASM_INPUT_SOURCE_LOCATION): Likewise.
133         (gen_rtx_ASM_INPUT): Likewise.
134         (gen_rtx_ASM_INPUT_loc): Likewise.
135         (get_rtx_asm_OPERANDS): Remove.
136         * cfglayout.c (insn_locators_alloc): Remove old location code.
137         (set_curr_insn_source_location): Likewise.
138         (curr_insn_locator): Likewise.
139         * print-tree.c (print_node): Remove old location code.
140         * tree-mudflap.c (mf_varname_tree): Remove old location code.
141         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
142         * cfgexpand.c (expand_gimple_cond_expr): Don't use
143         location_from_locus.
144         (construct_exit_block): Remove old location code.
145         * emit-rtl.c (force_next_line_note): Remove old location code.
146         * profile.c (branch_prob): Remove old location code.
147         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
148         LOC_LINE): Remove old-location variants.
149         * langhooks.c (lhd_print_error_function): Remove old location
150         code.
151         * configure, config.in: Rebuilt.
152         * configure.ac (--enable-mapped-location): Remove.
153         * c-decl.c (c_init_decl_processing): Remove old location code.
154         (finish_function): Likewise.
155         * recog.c (decode_asm_operands): Remove old location code.
156         * c-pch.c (c_common_read_pch): Remove old location code.
157         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
158         variants.
159         * gimple-low.c (lower_function_body): Remove old location code.
160         * toplev.c (unknown_location): Remove.
161         (push_srcloc): Remove old-location variant.
162         (process_options): Remove old location code.
163         (lang_dependent_init): Likewise.
164         * input.h (UNKNOWN_LOCATION): Move definition.
165         (location_t): Undeprecate.
166         (source_locus): Remove.
167         (location_from_locus): Remove.
168         (struct location_s): Remove.
169         Remove all old-location code.
170         (input_line, input_filename): Remove.
171         * final.c (final_scan_insn): Remove old location code.
172         * diagnostic.c (diagnostic_build_prefix): Remove
173         USE_MAPPED_LOCATION test.
174         * tree.h (gimple_stmt) <locus>: Now a location_t.
175         (tree_exp) <locus>: Likewise.
176         (DECL_IS_BUILTIN): Remove old-location variant.
177         (annotate_with_file_line, annotate_with_locus): Likewise.
178         (expr_locus, set_expr_locus): Update.
179         * tree.c (build1_stat): Remove old location code.
180         (last_annotated_node): Remove.
181         (annotate_with_file_line): Remove old-location variant.
182         (annotate_with_locus): Likewise.
183         (expr_location): Remove old location code.
184         (set_expr_location): Likewise.
185         (expr_has_location): Likewise.
186         (expr_locus): Likewise.
187         (set_expr_locus): Likewise.
188         (expr_filename): Don't use location_from_locus.
189         (expr_lineno): Likewise.
190         * rtl-error.c (location_for_asm): Remove old location code.
191         * c-lex.c (cb_line_change): Remove old location code.
192         (fe_file_change): Likewise.
193         (cb_def_pragma): Likewise.
194         (c_lex_with_flags): Likewise.
195         * gengtype.c (do_typedef): Don't special-case location types.
196         (define_location_structures): Remove.
197         (main): Don't call define_location_structures.
198         * tree-pretty-print.c (dump_implicit_edges): Remove old location
199         code.
200
201 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
202
203         PR 26264
204         * builtins.def (BUILT_IN_STDARG_START): Remove.
205         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
206         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
207         * tree-inline.c (inline_forbidden_p_1): Likewise.
208         
209 2008-02-26  Richard Guenther  <rguenther@suse.de>
210
211         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
212         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
213         (lookup_decl_from_uid): Declare.
214         (remove_decl_from_map): Likewise.
215         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
216         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
217         (decl_for_uid_map): New global hashtable mapping DECL_UID
218         to the decl tree.
219         (init_ttree): Allocate it.
220         (insert_decl_to_uid_decl_map): New helper function.
221         (make_node_stat): Insert new decls into the map.
222         (copy_node_stat): Likewise.
223         (lookup_decl_from_uid): New function.
224         (remove_decl_from_map): Likewise.
225         (print_decl_for_uid_map_statistics): New helper.
226         (dump_tree_statistics): Call it.
227
228         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
229         (referenced_var_iterator): Adjust.
230         (FOR_EACH_REFERENCED_VAR): Adjust.
231         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
232         (num_referenced_vars): Adjust.
233         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
234         (first_referenced_var): Remove.
235         (end_referenced_vars_p): Likewise.
236         (next_referenced_var): Likewise.
237         (referenced_var_iterator_set): New helper function.
238         * tree-dfa.c (referenced_var_lookup): Adjust.
239         (referenced_var_check_and_insert): Likewise.
240         (remove_referenced_var): Likewise.
241         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
242         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
243         (verify_call_clobbering): Likewise.
244         (verify_memory_partitions): Likewise.
245         (init_tree_ssa): Allocate bitmap instead of hashtable for
246         referenced_vars.
247         (delete_tree_ssa): Adjust.
248         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
249         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
250         (compute_tag_properties): Likewise.
251         (set_initial_properties): Likewise.
252         (find_partition_for): Likewise.
253         (update_reference_counts): Likewise.
254         (dump_may_aliases_for): Likewise.
255         * tree-ssa-operands.c (add_virtual_operand): Likewise.
256         (add_call_clobber_ops): Likewise.
257         (add_call_read_ops): Likewise.
258         (get_asm_expr_operands): Likewise.
259         * tree-into-ssa.c (dump_decl_set): Likewise.
260         (update_ssa): Likewise.
261         * tree-sra.c (scan_function): Likewise.
262         (decide_instantiations): Likewise.
263         (scalarize_parms): Likewise.
264         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
265         (dsa_named_for): Likewise.
266         * tree-ssa-structalias.c (update_alias_info): Likewise.
267         (merge_smts_into): Likewise.
268
269 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
270
271         PR 34351
272         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
273         * c-opts.c (c_common_handle_option): Wall enables
274         Wvolatile-register-var.
275         * common.opt: Move Wvolatile-register-var to...
276         * c.opt: ...here.
277         
278 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
279
280         * common.opt (Wlarger-than=): New.
281         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
282         -Wlarger-than=.
283         * opts.c (common_handle_option): Handle -Wlarger-than=.
284         * optc-gen.awk: Likewise.
285         * opth-gen.awk: Likewise.
286         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
287         * tree-optimize.c (tree_rest_of_compilation): Likewise.
288         
289 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
290
291         * c-common.c (match_case_to_enum_1): Add appropriate
292         OPT_W* parameter to warning.
293         (c_do_switch_warnings): Likewise.
294         * c-typeck.c (warning_init): Add one more parameter following
295         'warning' function.
296         (push_init_level): Update call to warning_init.
297         (pop_init_level): Likewise.
298         (add_pending_init): Likewise.
299         (output_init_element: Likewise.
300
301 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
302
303         PR 28322
304         * toplev.c (toplev_main): If there are warnings or error, print
305         errors for ignored options.
306         * opts.c (ignored_options): New static variable.
307         (postpone_unknown_option_error): New.
308         (print_ignored_options): New.
309         (handle_option): Postpone errors for unknown -Wno-* options.
310         * opts.h (print_ignored_options): Declare.
311         
312 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
313
314         * config/mips/mips.md (loadgp_blockage, blockage): Change type
315         to "ghost".
316
317 2008-02-25  Richard Guenther  <rguenther@suse.de>
318
319         Revert:
320         2008-02-25  Richard Guenther  <rguenther@suse.de>
321
322         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
323         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
324         (lookup_decl_from_uid): Declare.
325         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
326         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
327         (decl_for_uid_map): New global hashtable mapping DECL_UID
328         to the decl tree.
329         (init_ttree): Allocate it.
330         (insert_decl_to_uid_decl_map): New helper function.
331         (make_node_stat): Insert new decls into the map.
332         (copy_node_stat): Likewise.
333         (lookup_decl_from_uid): New function.
334         (print_decl_for_uid_map_statistics): New helper.
335         (dump_tree_statistics): Call it.
336
337         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
338         (referenced_var_iterator): Adjust.
339         (FOR_EACH_REFERENCED_VAR): Adjust.
340         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
341         (num_referenced_vars): Adjust.
342         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
343         (first_referenced_var): Remove.
344         (end_referenced_vars_p): Likewise.
345         (next_referenced_var): Likewise.
346         (referenced_var_iterator_set): New helper function.
347         * tree-dfa.c (referenced_var_lookup): Adjust.
348         (referenced_var_check_and_insert): Likewise.
349         (remove_referenced_var): Likewise.
350         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
351         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
352         (verify_call_clobbering): Likewise.
353         (verify_memory_partitions): Likewise.
354         (init_tree_ssa): Allocate bitmap instead of hashtable for
355         referenced_vars.
356         (delete_tree_ssa): Adjust.
357         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
358         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
359         (compute_tag_properties): Likewise.
360         (set_initial_properties): Likewise.
361         (find_partition_for): Likewise.
362         (update_reference_counts): Likewise.
363         (dump_may_aliases_for): Likewise.
364         * tree-ssa-operands.c (add_virtual_operand): Likewise.
365         (add_call_clobber_ops): Likewise.
366         (add_call_read_ops): Likewise.
367         (get_asm_expr_operands): Likewise.
368         * tree-into-ssa.c (dump_decl_set): Likewise.
369         (update_ssa): Likewise.
370         * tree-sra.c (scan_function): Likewise.
371         (decide_instantiations): Likewise.
372         (scalarize_parms): Likewise.
373         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
374         (dsa_named_for): Likewise.
375         * tree-ssa-structalias.c (update_alias_info): Likewise.
376         (merge_smts_into): Likewise.
377
378 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
379
380         PR fortran/29549
381         * doc/invoke.texi (-fcx-limited-range): Document new option.
382         * toplev.c (process_options): Handle -fcx-fortran-rules.
383         * common.opt: Add documentation for -fcx-fortran-rules.
384
385 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
386
387         PR c/35162
388         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
389         actual behaviour and C99.
390         
391 2008-02-26  Ben Elliston  <bje@au.ibm.com>
392
393         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
394         (ASM_CPU_POWER6_SPEC): Likewise.
395         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
396         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
397         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
398
399 2008-02-25  Richard Guenther  <rguenther@suse.de>
400
401         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
402         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
403         (lookup_decl_from_uid): Declare.
404         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
405         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
406         (decl_for_uid_map): New global hashtable mapping DECL_UID
407         to the decl tree.
408         (init_ttree): Allocate it.
409         (insert_decl_to_uid_decl_map): New helper function.
410         (make_node_stat): Insert new decls into the map.
411         (copy_node_stat): Likewise.
412         (lookup_decl_from_uid): New function.
413         (print_decl_for_uid_map_statistics): New helper.
414         (dump_tree_statistics): Call it.
415
416         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
417         (referenced_var_iterator): Adjust.
418         (FOR_EACH_REFERENCED_VAR): Adjust.
419         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
420         (num_referenced_vars): Adjust.
421         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
422         (first_referenced_var): Remove.
423         (end_referenced_vars_p): Likewise.
424         (next_referenced_var): Likewise.
425         (referenced_var_iterator_set): New helper function.
426         * tree-dfa.c (referenced_var_lookup): Adjust.
427         (referenced_var_check_and_insert): Likewise.
428         (remove_referenced_var): Likewise.
429         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
430         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
431         (verify_call_clobbering): Likewise.
432         (verify_memory_partitions): Likewise.
433         (init_tree_ssa): Allocate bitmap instead of hashtable for
434         referenced_vars.
435         (delete_tree_ssa): Adjust.
436         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
437         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
438         (compute_tag_properties): Likewise.
439         (set_initial_properties): Likewise.
440         (find_partition_for): Likewise.
441         (update_reference_counts): Likewise.
442         (dump_may_aliases_for): Likewise.
443         * tree-ssa-operands.c (add_virtual_operand): Likewise.
444         (add_call_clobber_ops): Likewise.
445         (add_call_read_ops): Likewise.
446         (get_asm_expr_operands): Likewise.
447         * tree-into-ssa.c (dump_decl_set): Likewise.
448         (update_ssa): Likewise.
449         * tree-sra.c (scan_function): Likewise.
450         (decide_instantiations): Likewise.
451         (scalarize_parms): Likewise.
452         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
453         (dsa_named_for): Likewise.
454         * tree-ssa-structalias.c (update_alias_info): Likewise.
455         (merge_smts_into): Likewise.
456
457 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
458
459         PR target/35258
460         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
461         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
462         * alias.h (nonoverlapping_memrefs_p): Likewise.
463
464 2008-02-25  Jan Beulich  <jbeulich@novell.com>
465
466         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
467         $(T).
468         * config/i386/netware-libgcc.exp: Add __bswap?i2,
469         __emultls_get_address, __emultls_register_common,
470         __floatundi?f, and _Unwind_GetIPInfo.
471         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
472         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
473         (gen_regparm_prefix): Likewise.
474         (i386_nlm_encode_section_info): Sync with
475         config/i386/winnt.c:i386_pe_encode_section_info().
476         (i386_nlm_maybe_mangle_decl_assembler_name): New.
477         i386_nlm_mangle_decl_assembler_name): New.
478         (netware_override_options): New.
479         * config/i386/netware.h (netware_override_options): Declare.
480         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
481         (i386_nlm_mangle_decl_assembler_name): Declare.
482         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
483
484 2008-02-25  Ben Elliston  <bje@au.ibm.com>
485
486         PR other/32948
487         * c-decl.c (grokdeclarator): Remove unused local variables
488         `typedef_type' and `type_as_written'.
489         * bb-reorder.c
490         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
491         unused local variable `has_hot_blocks'.
492         (fix_crossing_conditional_branches): Remove unused local variable
493         `prev_bb'.
494         
495 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
496
497         PR middle-end/19984
498         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
499         using DEF_C99_BUILTIN.
500         (BUILT_IN_NANF): Ditto.
501         (BUILT_IN_NANL): Ditto.
502
503 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
504             Revital Eres  <eres@il.ibm.com>
505
506         * modulo-sched.c (calculate_must_precede_follow): Address TODO
507         regarding the order of two dependent insns in the same row.
508
509 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
510
511         * stor-layout.c (layout_decl): Do not bump the alignment of a
512         bit-field to more than byte alignment if it is packed.
513
514 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
515
516         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
517         e300c2 and e300c3.
518
519 2008-02-24  Diego Novillo  <dnovillo@google.com>
520
521         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
522
523         PR 33738
524         * tree-vrp.c (vrp_evaluate_conditional): With
525         -Wtype-limits, emit a warning when comparing against a
526         constant outside the natural range of OP0's type.
527         * c.opt (Wtype-limits): Move ...
528         * common.opt (Wtype-limits): ... here.
529
530 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
531
532         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
533         * config/rs6000/e300c2c3.md: New file.
534         * config/rs6000/rs6000.c (processor_costs): Add new costs for
535         e300c2 and e300c3.
536         (rs6000_override_options): Add e300c2 and e300c3 cases to
537         processor_target_table. Do not allow usage of Altivec or Spe
538         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
539         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
540         * config/rs6000/rs6000.h (processor_type): Add
541         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
542         (ASM_CPU_SPEC): Add e300c2 and e300c3.
543         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
544         and ppce300c3. Include e300c2c3.md.
545
546 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
547
548         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
549         instead of TARGET_STRICT_ALIGN.
550
551 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
552
553         * explow.c (memory_address): Assert that the generated address is
554         valid.
555
556 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
557
558         PR target/25477
559         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
560         * config/darwin-ppc-ldouble-patch.def: New file.
561         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
562         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
563         SUBTARGET_INIT_BUILTINS if defined.
564         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
565         New functions.
566
567 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
568
569         PR rtl-opt/33512
570         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
571         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
572
573 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
574
575         PR pch/35027
576         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
577         file" warning condtional on -Winvalid-PCH.
578
579 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
580
581         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
582
583 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
584
585         PR target/22076
586         PR target/34256 
587         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
588         prevent reload from using MMX registers.
589         (*mov<mode>_internal): Ditto.
590         (*movv2sf_internal_rex64): Ditto.
591         (*movv2sf_internal): Ditto.
592
593 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
594
595         PR documentation/31569
596         * doc/install.texi2html: Use makeinfo --no-number-sections.
597
598 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
599
600         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
601         ensure that we can address an entire entity > 8 bytes.  Don't
602         generate reg+reg addressing for such data.
603
604 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
605
606         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
607         strings when optimizing for size, unless the target cares about
608         alignment.
609
610 2008-02-22  Tom Tromey  <tromey@redhat.com>
611
612         * regclass.c (current_pass): Remove declaration.
613
614 2008-02-22  Anatoly Sokolov <aesok@post.ru>
615
616         * config/avr/libgcc.S (__RAMPZ__): Define.
617         (__do_copy_data): Add for devices with 128KB code memory.
618
619 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
620
621         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
622         Use spe_abi.
623         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
624
625 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
626
627         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
628         GENNONACR_REGS.
629
630 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
631
632         PR c/19999
633         * c-typeck.c (build_binary_op): Warn about floating point
634         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
635
636 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
637
638         PR target/34526
639         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
640         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
641         add vrsave.
642         (rs6000_override_options): Set altivec_abi as default, not override,
643         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
644         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
645         is used; use new member spe_abi.
646         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
647         spe_abi and altivec_abi.
648
649 2008-02-22  Tomas Bily  <tbily@suse.cz>
650
651         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
652
653 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
654
655         PR bootstrap/35273
656         * config.build (build_file_translate): Set to `CMD //c' only if
657         it works.
658         * Makefile.in (build_file_translate): Improve comment.
659
660 2008-02-21  Jan Hubicka  <jh@suse.cz>
661
662         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
663         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
664         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
665
666 2008-02-21  Michael Matz  <matz@suse.de>
667
668         PR target/35264
669         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
670
671 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
672
673         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
674         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
675         as insn constraint.
676         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
677         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
678         SSE_VEC_FLOAT_MODE_P as insn constraint.
679         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
680         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
681         sse4a_movntdf using MODEF mode iterator.
682         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
683         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
684         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
685         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
686         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
687         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
688         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
689
690 2008-02-21  Richard Guenther  <rguenther@suse.de>
691
692         * tree.def (PAREN_EXPR): New tree code.
693         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
694         and PAREN_EXPR.
695         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
696         * expr.c (expand_expr_real_1): Likewise.
697         * tree-inline.c (estimate_num_insns_1): Likewise.
698         * tree-complex.c (expand_complex_move): Likewise.
699         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
700         as plain x.
701
702 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
703
704         PR target/35225
705         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
706
707 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
708
709         PR target/35190
710         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
711
712         * config/sh/sh.c (find_barrier): Don't go past
713         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
714
715 2008-02-20  DJ Delorie  <dj@redhat.com>
716
717         * config/h8300/h8300.md (insv): Force source operand to be a register.
718
719         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
720         as a jump, not as a plain insn.
721         
722 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
723
724         * doc/invoke.texi (Warning Options): Add new option
725         -Wframe-larger-than=.
726         (-Wframe-larger-than): Document.
727
728         * flags.h (warn_frame_larger_than, frame_larger_than_size):
729         Add declarations for new option variables.
730
731         * final.c (final_start_function): Check the frame size
732         before emission and issue a Wframe-larger-than warning.
733
734         * opts.c (warn_frame_larger_than, frame_larger_than_size):
735         Add definitions for new option variables.
736         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
737
738         * common.opt (Wframe-larger-than=): New option.
739
740 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
741
742         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
743         (<sse>_div<mode>3): Ditto.
744         (<sse>_vmdiv<mode>3): Ditto.
745         (<sse>_vmsqrt<mode>2): Ditto.
746         (*smax<mode>3): Ditto.
747         (sse5_frcz<mode>2): Ditto.
748         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
749         as insn constraint.
750
751 2008-02-20  Richard Guenther  <rguenther@suse.de>
752
753         PR middle-end/35265
754         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
755         be happy with INTEGRAL_TYPE_P.
756
757 2008-02-20  Richard Guenther  <rguenther@suse.de>
758
759         * fold-const.c (split_tree): Associate floatig-point expressions
760         if flag_associative_math is set.
761
762 2008-02-20  Richard Guenther  <rguenther@suse.de>
763
764         * tree.h (fold_real_zero_addition_p): Declare.
765         * fold-const.c (fold_real_zero_addition_p): Export.
766         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
767         floating-point operations with zero and one.
768
769 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
770
771         * doc/install.texi: Correct references to CFLAGS, replacing them
772         with BOOT_CFLAGS.  Document flags used during bootstrap for
773         target libraries.
774                                 
775 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
776
777         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
778         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
779         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
780         insn constraint.
781         (smin<mode>3): Ditto from similar patterns.
782         (smax<mode>3): Ditto.
783         (*ieee_smin<mode>3): Ditto.
784         (*ieee_smax<mode>3): Ditto.
785         * config/i386/sse.md (sse): New mode attribute.
786         (mov<mode>): Macroize expander from movv4sf and movv2df using
787         SSEMODEF2P mode iterator.
788         (<sse>_movnt<mode>): Ditto from similar patterns. Use
789         SSE_VEC_FLOAT_MODE_P as insn constraint.
790         (storent<mode>): Ditto.
791         (storent<mode>): Macroize expander from storentsf and storentdf using
792         MODEF mode iterator.
793         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
794         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
795         (abs<mode>2): Ditto from similar patterns.
796         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
797         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
798         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
799         (<sse>_vmsqrt<mode>2): Ditto.
800         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
801         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
802         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
803         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
804         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
805         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
806         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
807         insn constraint.
808         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
809         iterator and SSE_FLOAT_MODE_P as insn constraint.
810         (<sse>_ucomi): Ditto from similar patterns.
811         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
812         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
813         SSE_VEC_FLOAT_MODE_P as insn constraint.
814         (vcond<mode>): Ditto from similar patterns.
815         (and<mode>3, *and<mode>3): Ditto.
816         (<sse>_nand<mode>3): Ditto.
817         (ior<mode>3, *ior<mode>3): Ditto.
818         (xor<mode>3, *xor<mode>3): Ditto.
819         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
820         iterator and SSE_FLOAT_MODE_P as insn constraint.
821         (*nand<mode>3): Ditto from similar patterns.
822         (*ior<mode>3): Ditto.
823         (*xor<mode>3): Ditto.
824
825 2008-02-20  Ira Rosen  <irar@il.ibm.com>
826
827         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
828         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
829         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
830
831 2008-02-19  Jan Hubicka  <jh@suse.cz>
832
833         * predict.c (tree_bb_level_predictions): Remove variable next
834         mistakely introduced by previous commit.
835
836 2008-02-19  Jan Hubicka  <jh@suse.cz>
837
838         * predict.c (predict_paths_leading_to): Rewrite.
839         (predict_paths_for_bb): New.
840         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
841
842 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
843
844         PR bootstrap/35218
845         * Makefile.in (build_file_translate): New.
846         (gcc-vers.texi): Use it for translating $(abs_srcdir).
847         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
848         * configure.ac (build_file_translate): Substitute it.
849         * configure: Regenerate.
850
851 2008-02-19  Jan Hubicka  <jh@suse.cz>
852
853         PR rtl-optimization/34408
854         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
855         invalid sharing.
856
857 2008-02-19  Jan Hubicka  <jh@suse.cz>
858
859         PR middle-end/28779
860         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
861         call_expr.
862
863 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
864
865         PR Ada/35186
866         * config/i386/i386-modes.def: Revert the last DI alignment
867         change until Ada people can look into it.
868
869 2008-02-19  Nick Clifton  <nickc@redhat.com>
870
871         * opts.c (print_specific_help): Fix typo in --help text.
872
873 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
874
875         PR target/35239
876         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
877         32-bit inline asm without asm alternatives for host GCC < 3.0.
878
879 2008-02-19  Richard Guenther  <rguenther@suse.de>
880
881         PR tree-optimization/34989
882         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
883         Allow propagation to INDIRECT_REF if we can simplify only.
884
885 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
886
887         * c-common.c (warn_for_collisions_1): Use appropriate option when
888         warning.
889
890 2008-02-19  Nick Clifton  <nickc@redhat.com>
891
892         PR other/31349
893         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
894         (handle_options): Fix indentation.
895         (print_filtered_help): If no language-specific options were
896         displayed tell the user how to list all the options supported by
897         the language's front-end.
898         (print_specific_help): Fix indentation and remove duplicate line.
899         (common_handle_option): Handle the -v option.
900         For --help enable the display of undocumented options if the -v
901         switch has been included on the command line.
902         For --help= check for overlaps in the arguments between the option
903         classes and the language names and issue a warning when they
904         cannot be disambiguated.
905         * c.opt (v): Pass on to the common option handler.
906
907 2008-02-19  Revital Eres  <eres@il.ibm.com> 
908
909         * modulo-sched.c (sms_schedule): Change dump message when
910         create_ddg function fails.
911         (try_scheduling_node_in_cycle): Rename row to cycle.
912         (print_partial_schedule): Rename CYCLE to ROW.
913
914 2008-02-19  Christian Bruel  <christian.bruel@st.com>
915             Zdenek Dvorak  <ook@ucw.cz>
916
917         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
918
919 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
920
921         PR target/33555
922         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
923         (*x86_movdicc_0_m1_se): Ditto.
924
925 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
926
927         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
928         (CMPtype): Define as __gcc_CMPtype.
929         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
930         (CMPtype): Define as __gcc_CMPtype.
931
932 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
933
934         Support valgrind 3.3 for --enable-checking=valgrind.
935         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
936         here.
937         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
938         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
939         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
940         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
941         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
942         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
943         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
944         respectively.
945         * ggc-zone.c: Similar.
946         * ggc-page.c: Similar.
947
948 2008-02-19  Paul Brook  <paul@codesourcery.com>
949
950         PR target/35071
951         * config/arm/ieee754-df.S: Fix do_it typo.
952         * config/arm/ieee754-sf.S: Fix do_it typo.
953
954 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
955
956         PR target/35189
957         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
958         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
959         (OPTION_MASK_ISA_SSE_SET): Likewise.
960         (OPTION_MASK_ISA_SSE2_SET): Likewise.
961         (OPTION_MASK_ISA_SSE3_SET): Likewise.
962         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
963         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
964         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
965         (OPTION_MASK_ISA_SSE4_SET): Likewise.
966         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
967         (OPTION_MASK_ISA_SSE5_SET): Likewise.
968         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
969         (OPTION_MASK_ISA_MMX_UNSET): Updated.
970         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
971         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
972         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
973         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
974         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
975         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
976         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
977         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
978         (OPTION_MASK_ISA_SSE4): Removed.
979         (ix86_handle_option): Turn on bits in ix86_isa_flags and
980         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
981         -mXXX.
982         (override_options): Don't turn on implied SSE/MMX bits in
983         ix86_isa_flags.
984
985 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
986
987         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
988         32bit host.
989
990 2008-02-18  Joey Ye  <joey.ye@intel.com>
991
992         PR middle-end/34921
993         * tree-nested.c (insert_field_into_struct): Set type alignment
994         to field alignment if the former is less than the latter.
995
996 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
997
998         * BASE-VER: Set to 4.4.0.
999
1000 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1001
1002         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1003         * doc/cfg.texi: Likewise.
1004         * doc/extend.texi: Likewise.
1005         * doc/gty.texi: Likewise.
1006         * doc/invoke.texi: Likewise.
1007         * doc/loop.texi: Likewise.
1008         * doc/md.texi: Likewise.
1009         * doc/passes.texi: Likewise.
1010         * doc/rtl.texi: Likewise.
1011         * doc/sourcebuild.texi: Likewise.
1012         * doc/tm.texi: Likewise.
1013         * doc/tree-ssa.texi: Likewise.
1014
1015 2008-02-17  Richard Guenther  <rguenther@suse.de>
1016
1017         PR middle-end/35227
1018         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1019         without default definition.
1020
1021 2008-02-17  Richard Guenther  <rguenther@suse.de>
1022
1023         PR tree-optimization/35231
1024         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1025         if A | B != 1.
1026
1027 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1028
1029         Revert:
1030
1031         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1032         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1033         libgcc_cmp_return mode.
1034
1035 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1036
1037         PR c/28368
1038         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1039
1040 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1041
1042         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1043         multilibs.
1044
1045 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1046
1047         * doc/c-tree.texi: Use `@.' where appropriate.
1048         * doc/extend.texi: Likewise.
1049         * doc/install.texi: Likewise.
1050         * doc/invoke.texi: Likewise.
1051         * doc/loop.texi: Likewise.
1052         * doc/makefile.texi: Likewise.
1053         * doc/md.texi: Likewise.
1054         * doc/passes.texi: Likewise.
1055         * doc/standards.texi: Likewise.
1056         * doc/tm.texi: Likewise.
1057
1058 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1059
1060         PR middle-end/35196
1061         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1062         in entry_bb.
1063         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1064         rather than in entry_bb.
1065
1066 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1067
1068         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1069         libgcc_cmp_return mode.
1070
1071 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1072
1073         PR middle-end/35130
1074         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1075         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1076
1077 2008-02-15  Richard Guenther  <rguenther@suse.de>
1078             Zdenek Dvorak  <ook@ucw.cz>
1079
1080         PR tree-optimization/35164
1081         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1082         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1083         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1084         Only propagate addresses which do not have abnormal SSA_NAMEs
1085         in their operands.
1086
1087 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1088
1089         PR target/35088
1090         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1091
1092 2008-02-15  Jan Hubicka  <jh@suse.cz>
1093
1094         PR middle-end/35149
1095         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1096
1097 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1098
1099         PR middle-end/34621
1100         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1101         when calculating alignment_pad.
1102
1103 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1104
1105         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1106         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1107         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1108         and STACK_BOUNDARY define.
1109
1110 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1111
1112         PR preprocessor/35061
1113         * c-pragma.c (handle_pragma_pop_macro): Check that
1114         pushed_macro_table has been allocated.
1115
1116 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1117
1118         PR middle-end/35136
1119         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1120         (force_gimple_operand): Likewise.
1121         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1122         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1123         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1124         (find_interesting_uses_address): Check addressability and alignment
1125         of the base expression only after substituting bases of IVs into it.
1126
1127 2008-02-14  Michael Matz  <matz@suse.de>
1128
1129         PR target/34930
1130         * function.c (instantiate_virtual_regs_in_insn): Reload address
1131         before falling back to reloading the whole operand.
1132
1133 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1134
1135         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1136         before the first section switch note.
1137
1138 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1139
1140         * doc/bugreport.texi: Update copyright years.
1141         * doc/c-tree.texi: Likewise.
1142         * doc/cfg.texi: Likewise.
1143         * doc/cpp.texi: Likewise.
1144         * doc/cppinternals.texi: Likewise.
1145         * doc/fragments.texi: Likewise.
1146         * doc/frontends.texi: Likewise.
1147         * doc/gcc.texi: Likewise.
1148         * doc/gty.texi: Likewise.
1149         * doc/hostconfig.texi: Likewise.
1150         * doc/implement-c.texi: Likewise.
1151         * doc/libgcc.texi: Likewise.
1152         * doc/loop.texi: Likewise.
1153         * doc/makefile.texi: Likewise.
1154         * doc/options.texi: Likewise.
1155         * doc/passes.texi: Likewise.
1156         * doc/rtl.texi: Likewise.
1157         * doc/sourcebuild.texi: Likewise.
1158         * doc/standards.texi: Likewise.
1159         * doc/tree-ssa.texi: Likewise.
1160         * doc/trouble.texi: Likewise.
1161
1162         * doc/extend.texi: Use @: or add comma where appropriate.
1163         * doc/invoke.texi: Likewise.
1164         * doc/tm.texi: Likewise.
1165
1166 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1167
1168         PR target/34393
1169         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1170         to a reg.
1171
1172 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1173
1174         * doc/md.texi (clz, ctz): Add reference.
1175         * doc/rtl.texi (clz, ctz): Likewise.
1176
1177 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1178
1179         PR other/35148
1180         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1181         srcdir.
1182
1183 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1184
1185         * config/s390/s390.c (struct constant_pool): New field
1186         emit_pool_after added.
1187         (s390_mainpool_start): Set the emit_pool_after flag according
1188         to the section switch notes.
1189         (s390_mainpool_finish): Consider emit_pool_after when emitting
1190         the literal pool at the end of the function.
1191         (s390_chunkify_start): Force literal pool splits at section
1192         switch notes.
1193
1194 2008-02-13  Michael Matz  <matz@suse.de>
1195
1196         PR debug/35065
1197         * var-tracking.c (clobber_variable_part): Correctly traverse the
1198         list.
1199
1200 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1201
1202         PR 29673
1203         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1204         Add -fdump-ipa-inline.
1205         * tree-dump.c (dump_files): Remove tree-inlined dump.
1206         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1207         
1208 2008-02-12  Richard Guenther  <rguenther@suse.de>
1209
1210         PR tree-optimization/35171
1211         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1212         default defs.
1213
1214 2008-02-12  Richard Guenther  <rguenther@suse.de>
1215
1216         PR middle-end/35163
1217         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1218         value-preserving mode.  Disallow final truncation.
1219
1220 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1221
1222         PR middle-end/35136
1223         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1224         code from here to...
1225         (force_gimple_operand): ...here.
1226
1227 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1228
1229         PR c++/35144
1230         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1231         non-compatible pointers.
1232         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1233         different FIELD_DECLs, try harder by comparing field offsets, sizes
1234         and types.
1235
1236         PR inline-asm/35160
1237         * function.c (match_asm_constraints_1): Don't replace the same input
1238         multiple times.
1239
1240 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1241
1242         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1243         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1244         (expand_epilogue): Restore RAMPZ register.
1245         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1246
1247 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1248
1249         * config/i386/cygwin.asm: (__alloca): Correct calling
1250         convention and alignment.
1251         (__chkstk): Force 8 byte stack alignment.
1252
1253 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1254             Richard Guenther  <rguenther@suse.de>
1255
1256         PR tree-optimization/33992
1257         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1258         the zero we compare against.
1259
1260 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1261
1262         PR libfortran/35063
1263         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1264         to CloseHandle after unlocking to prevent accumulation of handle
1265         count.
1266
1267 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1268
1269         PR middle_end/34150
1270         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1271         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1272         and update LABEL_NUSES during and after reload.
1273
1274 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1275
1276         PR middle-end/34627
1277         * combine.c (simplify_if_then_else): Make sure the comparison is
1278         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1279
1280 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1281
1282         PR bootstrap/35051
1283         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1284         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1285         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1286         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1287         * tree.h (get_type_static_bounds): Likewise.
1288
1289 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1290
1291         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1292         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1293         Make -Wfoo language annotations match what the compiler outputs.
1294
1295 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1296
1297         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
1298         intrinsics spu_convts, spu_convtu, spu_convtf.
1299         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1300
1301 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1302
1303         * doc/extend.texi (Function Attributes) <noinline>: Mention
1304         asm ("") as method to keep calls.
1305
1306 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1307
1308         PR other/32754
1309         * doc/options.texi (Options): Replace references to opts.sh with
1310         optc-gen.awk.
1311         * opts-common.c: Likewise.
1312         * optc-gen.awk: Likewise.
1313         
1314 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1315
1316         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1317
1318 2008-02-07  Richard Henderson  <rth@redhat.com>
1319
1320         PR rtl-opt/33410
1321         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1322         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
1323         funny mode.
1324
1325 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1326
1327         PR tree-optimization/35085
1328         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1329         for operand entry oe2 in addition to operand entry oe3 in order to
1330         expose more opportunities for vectorizer sum reduction.
1331
1332 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1333
1334         PR other/35107
1335         * Makefile.in (LIBS): Remove $(GMPLIBS).
1336         (cc1-dummy, cc1): Add $(GMPLIBS).
1337
1338 2008-02-06  Jan Hubicka  <jh@suse.cz>
1339
1340         PR target/23322
1341         * i386.md (moddf_integer): Do not produce partial memory stalls for
1342         targets where it hurts.
1343
1344 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1345
1346         PR target/35083
1347         * optabs.c (expand_float): Do not check for decimal modes when
1348         expanding unsigned integer through signed conversion.
1349
1350 2008-02-06  Nick Clifton  <nickc@redhat.com>
1351
1352         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1353         inside the clobber with a match_operand and duplicated operand
1354         number in the constraint.
1355         (ineqbranchsi): Delete redundant comment.
1356
1357 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1358
1359         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
1360         builtin_define ("__USE_INIT_FINI__").
1361         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1362         -msx multilibs.
1363         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1364
1365 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1366
1367         PR documentation/30330
1368         * doc/invoke.texi (C++ Dialect Options)
1369         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1370         For each warning option -Wfoo that allows -Wno-foo, ensure both
1371         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1372         entry of -Wswitch-default, index -Wnormalized= including the
1373         `=', and -Wlarger-than-@var{len} including @var{len}.
1374
1375 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1376
1377         * config/i386/i386.md (floatunssisf2): Use
1378         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1379         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1380         Macroize expander using MODEF mode iterator.
1381
1382 2008-02-05  Diego Novillo  <dnovillo@google.com>
1383
1384         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1385
1386         PR 33738
1387         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1388
1389 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1390
1391         PR other/35070
1392         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1393
1394 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1395
1396         PR target/35084
1397         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1398         to indicate if a message should be generated.
1399         (init_cumulative_args): Updated.
1400         (function_value_32): Likewise.
1401
1402 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1403
1404         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1405
1406 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1407
1408         PR target/35083
1409         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1410         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1411
1412 2008-02-04  Diego Novillo  <dnovillo@google.com>
1413
1414         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1415
1416         PR 33738
1417         * tree-vrp.c (vrp_evaluate_conditional): With
1418         -Wtype-limits, emit a warning when comparing against a
1419         constant outside the natural range of OP0's type.
1420
1421 2008-02-04  Richard Guenther  <rguenther@suse.de>
1422
1423         PR middle-end/33631
1424         * expr.c (count_type_elements): Give for unions instead of
1425         guessing.
1426
1427 2008-02-04  Richard Guenther  <rguenther@suse.de>
1428
1429         PR middle-end/35043
1430         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1431         to TYPE_DOMAINs base type instead of using bitsizetype here.
1432
1433 2008-02-03  Jason Merrill  <jason@redhat.com>
1434
1435         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1436
1437 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1438
1439         PR other/29972
1440         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1441         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1442         (RS/6000 and PowerPC Options): Fix typos and markup.
1443         * doc/passes.texi (Tree-SSA passes): Likewise.
1444
1445 2008-02-02  Michael Matz  <matz@suse.de>
1446
1447         PR target/35045
1448         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1449         from record_last_reg_set_info.
1450         (record_last_reg_set_info): Take an RTX argument, iterate over all
1451         constituent hardregs.
1452         (record_last_set_info, record_opr_changes): Change calls to
1453         new signature or to record_last_reg_set_info_regno.
1454
1455 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1456
1457         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1458
1459 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1460
1461         PR rtl-optimization/34773
1462         * reg-notes.def (EQUAL): Mention significance of combination of
1463         REG_EQUAL and REG_RETVAL.
1464         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1465         insn that has a REG_RETVAL.
1466
1467 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1468
1469         PR bootstrap/33781
1470         * configure.ac (--enable-fixed-point): Disable unless explicitly
1471         requested on IRIX.
1472         * configure: Regenerate.
1473
1474 2008-02-01  Richard Guenther  <rguenther@suse.de>
1475
1476         PR other/35042
1477         * invoke.texi (-finline-limit): Remove no longer true parts
1478         of the documentation.  Note that there is no default value.
1479
1480 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1481             Mark Mitchell  <mark@codesourcery.com>
1482             Ben Elliston  <bje@au.ibm.com>
1483
1484         PR c/29326
1485         * doc/extend.texi (Other Builtins): Document.
1486
1487 2008-01-31  Tom Browder <tom.browder@gmail.com>
1488
1489         * doc/c-tree.texi (Types): Fix grammar.
1490         (Expression trees): Ditto.
1491         * doc/passes.texi (Tree-SSA passes): Ditto.
1492         
1493         * doc/configterms.texi (Configure Terms): Fix typo.
1494         * doc/cpp.texi (Common Predefined Macros): Ditto.
1495         * doc/md.texi (Machine Constraints): Ditto.
1496         
1497         * doc/makefile.texi (Makefile): Add comma.
1498
1499 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1500             Gerald Pfeifer  <gerald@pfeifer.com>
1501         
1502         * doc/sourcebuild.texi (Front End): Remove references to CVS
1503         and CVSROOT/modules.
1504         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1505         (Back End): Remove reference to CVS.
1506
1507 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1508
1509         PR target/34900
1510         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1511         comment from...
1512         (mips16_gp_pseudo_reg): ...here.
1513         * config/mips/mips.md (load_const_gp): Replace with...
1514         (load_const_gp_<mode>): ...this :P-based insn.
1515
1516 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1517
1518         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1519         options. Minor fixes.
1520         (-std): Move reference to standards closer to where language
1521         standards are first mentioned.
1522         
1523 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1524
1525         PR rtl-optimization/34995
1526         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1527         parameter and return a bool.  If the rtx parameter is nonnull,
1528         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1529         (find_reloads): Update call accordingly.  Pass the new operand
1530         if it needed no address reloads, otherwise pass null.
1531
1532 2008-01-30  Richard Henderson  <rth@redhat.com>
1533
1534         PR c/34993
1535         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1536         for unbounded arrays.
1537
1538 2008-01-30  Silvius Rus  <rus@google.com>
1539
1540         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1541
1542 2008-01-30  Jan Hubicka  <jh@suse.cz>
1543
1544         PR target/34982
1545         * i386.c (init_cumulative_args): Use real function declaration when
1546         calling locally.
1547
1548 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1549
1550         PR rtl-optimization/34998
1551         * global.c (build_insn_chain): Treat non-subreg_lowpart
1552         SUBREGs of pseudos as clobbering all the words covered by the
1553         SUBREG, not just all the bytes.
1554         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1555         original df_ref rather than an extract parameter.
1556         (global_conflicts): Update call accordingly.
1557
1558 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1559
1560         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1561         the overflow check to make it easier to read.
1562         (__fixtfdi): Change the type of the ll member in union
1563         long_double to UDItype_x.
1564
1565 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1566
1567         PR middle-end/34969
1568         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1569         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1570         * tree-inline.c (fold_marked_statements): Call
1571         cgraph_update_edges_for_call_stmt if folding a call statement.
1572         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1573         debug_generic_stmt calls, reset it back afterwards.
1574
1575         PR c/35017
1576         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1577         static decls.
1578         * c-typeck.c (build_external_ref): Don't pedwarn about
1579         static vars in current function's scope.
1580
1581 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1582
1583         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1584
1585 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1586
1587         PR c/35002
1588         * ipa-struct-reorg.c: Fix spelling.
1589         * params.def: Ditto.
1590
1591 2008-01-29  Richard Guenther  <rguenther@suse.de>
1592
1593         PR middle-end/35006
1594         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1595         field.
1596         * tree-inline.c (remap_type): Increment remapping_type_depth
1597         around remapping types.
1598         (copy_body_r): Only add referenced variables if they are referenced
1599         from code, not types.
1600
1601 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1602
1603         PR c++/34055
1604         PR c++/34103
1605         PR c++/34219
1606         PR c++/34606
1607         PR c++/34753
1608         PR c++/34754
1609         PR c++/34755
1610         PR c++/34919
1611         PR c++/34961
1612         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1613         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1614
1615 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1616
1617         PR target/34412
1618         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
1619         pointer for tiny stack.
1620
1621 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1622
1623         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1624
1625 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1626
1627         * config/vx-common.h: Fix typo in comment.
1628
1629 2008-01-28  Ian Lance Taylor  <iant@google.com>
1630
1631         PR c++/34862
1632         PR c++/33407
1633         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1634         coalesce pointers if they have different DECL_NO_TBAA_P values.
1635         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1636         between variables with different DECL_NO_TBAA_P values.
1637
1638 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1639
1640         PR 31535
1641         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1642         are not legitimate small data references on SPE targets.
1643
1644 2008-01-28  David Daney  <ddaney@avtrex.com>
1645
1646         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1647
1648 2008-01-28  David Daney  <ddaney@avtrex.com>
1649
1650         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1651
1652 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1653
1654         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1655         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1656         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1657         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1658         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1659         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1660         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1661         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1662
1663 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1664
1665         * basic-block.h (condjump_equiv_p): Fix comment.
1666
1667 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1668
1669         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1670         print_generic_stmt_indented): Fix comment.
1671
1672 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1673
1674         * configure.ac (__stack_chk_fail): Add detecion for availability
1675         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1676         * configure: Regenerate.
1677
1678 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
1679
1680         PR middle-end/34688
1681         * final.c (output_addr_const): Handle TRUNCATE.
1682
1683 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
1684
1685         PR target/34711
1686         * tree-ssa-loop-ivopts.c (comp_cost): New type.
1687         (zero_cost, infinite_cost): New constants.
1688         (struct cost_pair): Change type of cost to comp_cost.
1689         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1690         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1691         New functions.
1692         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1693         split_address_cost, ptr_difference_cost, difference_cost,
1694         get_computation_cost_at, get_computation_cost,
1695         determine_use_iv_cost_generic, determine_use_iv_cost_address,
1696         determine_use_iv_cost_condition, determine_use_iv_costs,
1697         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1698         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1699         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1700         Change type of cost to comp_cost.
1701         (determine_iv_cost): Increase cost of non-original ivs, instead
1702         of decreasing the cost of original ones.
1703         (get_address_cost): Indicate the complexity of the addressing mode 
1704         in comp_cost.
1705         (try_add_cand_for): Prefer using ivs not specific to some object.
1706         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1707
1708 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
1709             Janis Johnson  <janis187@us.ibm.com>
1710
1711         PR target/34814
1712         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1713         (TARGET_INSTANTIATE_DECLS): Likewise.
1714         * target.h (expand_to_rtl_hook): New target hook.
1715         (instantiate_decls): Likewise.
1716         * function.c (instantiate_decl): Make non-static.  Rename to...
1717         (instantiate_decl_rtl): ... this.
1718         (instantiate_expr): Use instantiate_decl_rtl.
1719         (instantiate_decls_1): Likewise.
1720         (instantiate_decls): Likewise.
1721         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1722         * function.h (instantiate_decl_rtl): Add prototype.
1723         * cfgexpand.c (target.h): New include.
1724         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1725         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1726         (TARGET_INSTANTIATE_DECLS): Likewise.
1727         (TARGET_INITIALIZER): New target hooks added.
1728         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1729         New prototype.
1730         * config/rs6000/rs6000.c (tree-flow.h): New include.
1731         (machine_function): Add sdmode_stack_slot field.
1732         (rs6000_alloc_sdmode_stack_slot): New function.
1733         (rs6000_instantiate_decls): Likewise.
1734         (rs6000_secondary_memory_needed_rtx): Likewise.
1735         (rs6000_check_sdmode): Likewise.
1736         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1737         (TARGET_INSTANTIATE_DECLS): Likewise.
1738         (rs6000_hard_regno_mode_ok): Allow SDmode.
1739         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
1740         (rs6000_emit_move): Handle SDmode.
1741         (function_arg_advance): Likewise.
1742         (function_arg): Likewise.
1743         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
1744         SDmode var args for 32-bit compiles.
1745         (rs6000_secondary_reload_class): Handle SDmode.
1746         (rs6000_output_function_epilogue): Likewise.
1747         (rs6000_function_value): Simplify if statement.
1748         (rs6000_libcall_value): Likewise.
1749         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1750         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1751         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1752         (movsd_hardfloat): New define_insn.
1753         (movsd_softfloat): Likewise.
1754         (movsd_store): Likewise.
1755         (movsd_load): Likewise.
1756         (extendsddd2): Likewise.
1757         (extendsdtd2): Likewise.
1758         (truncddsd2): Likewise.
1759         (movdd_hardfloat64): Fixup comment.
1760         (UNSPEC_MOVSD_LOAD): New constant.
1761         (UNSPEC_MOVSD_STORE): Likewise.
1762
1763 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1764
1765         PR c++/34965
1766         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1767         TRUTH_XOR_EXPR.
1768         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1769         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1770         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1771         and TRUTH_XOR_EXPR.
1772
1773 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1774
1775         PR target/34794
1776         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1777         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1778         __LONGDOUBLE128 too.
1779         * config/rs6000/aix61.h: New file.
1780
1781 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1782
1783         PR rtl-optimization/34959
1784         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1785         popcount and parity rtxes the same mode as their operand.
1786         Truncate or extend the result to the return value's mode
1787         if necessary.
1788
1789 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1790
1791         PR target/34981
1792         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1793         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1794         to GOT_VERSION_REGNUM.
1795         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1796         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1797         * config/mips/mips.c (mips_emit_call_insn): New function.
1798         (mips_call_tls_get_addr): Call mips_expand_call directly.
1799         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1800         emit_call_insn.
1801         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1802         (mips_expand_call): Update the call to mips16_build_call_stub
1803         accordingly and a remove redundant condition.  Assert that MIPS16
1804         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1805         the call insn.
1806         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1807         TARGET_USE_GOT.
1808         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1809         (mips_avoid_hazard): Remove hazard_set handling.
1810         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1811         (UNSPEC_RESTORE_GP): ...this.
1812         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1813         (FAKE_CALL_REGNO): Rename to...
1814         (GOT_VERSION_REGNUM): ...this.
1815         (type): Add "ghost" value.  Add an associated insn reservation.
1816         (hazard_set): Remove.
1817         (exception_receiver): Rename to...
1818         (restore_gp): ...this and update the unspec identifier accordingly.
1819         (exception_receiver, nonlocal_got_receiver): New expanders.
1820         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1821         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1822         (set_got_version, update_got_version): New patterns.
1823
1824 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1825
1826         PR target/34970
1827         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1828
1829 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1830
1831         PR other/31955
1832         * doc/install.texi2html: Generate gcc-vers.texi.
1833
1834 2008-01-25  DJ Delorie  <dj@redhat.com>
1835
1836         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1837
1838 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1839
1840         * config/c4x: Remove directory.
1841         * config.gcc (crx-*, mt-*): Mark obsolete.
1842         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1843         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1844         sh-*-rtemscoff*): Remove cases.
1845         * defaults.h (C4X_FLOAT_FORMAT): Remove.
1846         * real.c (encode_c4x_single, decode_c4x_single,
1847         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1848         c4x_extended_format): Remove.
1849         * real.h (c4x_single_format, c4x_extended_format): Remove.
1850         * doc/extend.texi (interrupt, naked): Remove mention of attributes
1851         on C4x.
1852         (Pragmas): Remove comment about c4x pragmas.
1853         * doc/install.texi (c4x): Remove target-specific instructions.
1854         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1855         * doc/md.texi (Machine Constraints): Remove C4x documentation.
1856         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1857         refer to C4x source files as examples.
1858         (C4X_FLOAT_FORMAT): Remove documentation.
1859
1860 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
1861
1862         * config/bfin/bfin.c (override_options): Reorder tests so that
1863         flag_pic gets enabled for -msep-data.
1864
1865 2008-01-25  Richard Guenther  <rguenther@suse.de>
1866
1867         PR middle-end/32244
1868         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1869         to its bitfield precision if required.
1870
1871 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1872
1873         PR middle-end/33880
1874         * tree-nested.c (walk_omp_for): New function.
1875         (convert_nonlocal_reference, convert_local_reference): Call
1876         walk_omp_for on OMP_FOR.
1877         (convert_call_expr): Call walk_body on OMP_FOR's
1878         OMP_FOR_PRE_INIT_BODY.
1879
1880 2008-01-25  Richard Guenther  <rguenther@suse.de>
1881
1882         PR tree-optimization/34966
1883         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1884         default defs and PHI_NODEs we have to insert after the
1885         defining statement.
1886
1887 2008-01-24  Nick Clifton  <nickc@redhat.com>
1888
1889         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1890         Provide a default definition.
1891         (LIBGCC2_UNITS_PER_WORD): Likewise.
1892
1893         * config/stormy16/stormy16.c: Include df.h for the prototype
1894         for df_regs_ever_live_p.
1895         (xstormy16_expand_builtin_va_start): Convert the stack offset
1896         into a component_ref and then use POINTER_PLUS_EXPR to add it
1897         to the incoming_virtual_args_rtx.
1898         (xstormy16_gimplify_va_arg_expr): Rename to
1899         xstormy16_gimplify_va_arg_expr.
1900         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1901         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1902         xstormy16_gimplify_va_arg_expr.
1903         Fix up some formatting issues.
1904
1905         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1906         Move to predicates.md.
1907         (xs_hi_general_operand): Likewise.
1908         (xs_hi_nonmemory_operand): Likewise.
1909         * config/stormy16/predicates.md:
1910         (xstormy16_carry_plus_operand): New predicate.
1911         (xs_hi_general_operand): New predicate.
1912         (xs_hi_nonmemory_operand): New predicate.
1913         * config/stormy16/stormy16-protos.h:
1914         (xstormy16_carry_plus_operand): Delete prototype.
1915         (xs_hi_general_operand): Likewise.
1916         (xs_hi_nonmemory_operand): Likewise.
1917
1918         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1919         modifiers as they are no longer needed and they can trigger
1920         reload spill failures.
1921
1922         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1923         with a match_operand in order to help reload.
1924
1925         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1926         constraint with 'e' for the 8th alternative as this version of
1927         the mov.w instruction only accepts the lower 8 registers.
1928
1929 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
1930
1931         PR target/34856
1932         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1933         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1934         vector elements.
1935
1936 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
1937
1938         PR middle-end/33333
1939         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1940
1941 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1942
1943         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1944         New functions.
1945         (remove_structure): Update allocations list before removing structure.
1946         
1947 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
1948
1949         * ipa-struct-reorg.c (is_safe_cond_expr, 
1950         create_new_stmts_for_cond_expr): Use integer_zerop function,
1951         that recognize not only zero-pointer, but zero-integer too.
1952
1953 2008-01-25  Ben Elliston  <bje@au.ibm.com>
1954
1955         PR other/22232
1956         * fixproto: Escape "." in sed expression that strips leading "./".
1957
1958 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1959
1960         PR driver/34904
1961         * gcc.c (SWITCH_OK): Removed.
1962         (SWITCH_LIVE): Changed to bit.
1963         (SWITCH_FALSE): Likewise.
1964         (SWITCH_IGNORE): Likewise.
1965         (switchstr): Change live_cond to unsigned int.
1966         (process_command): Replace SWITCH_OK with 0.
1967         (do_self_spec): Likewise.
1968         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1969         (give_switch): Likewise.
1970         (used_arg): Likewise.
1971         (do_spec_1): Set the SWITCH_IGNORE bit.
1972         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1973         bits.  Set the SWITCH_LIVE bit.
1974
1975 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
1976
1977         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1978
1979 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
1980
1981         PR tree-optimization/34472
1982         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1983         parameter to a "bool *" and set *DATA to false if there is
1984         an unsafe access.  Do not delete the structure here.
1985         (check_cond_exprs): Delete it here instead.
1986         (check_cond_exprs, exclude_cold_structs): Do not increase
1987         I when removing a structure.
1988
1989 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
1990
1991         PR target/34856
1992         * config/i386/i386.c (ix86_expand_vector_init): Consider only
1993         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1994
1995 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
1996
1997         PR middle-end/34934
1998         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1999         a fixed vector for stack.
2000
2001 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2002
2003         PR c++/25701
2004         * doc/gcc.texi (Software development): Add a direntry for g++.
2005         
2006 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2007
2008         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2009         stale and straggling -fforce-addr comments above.
2010
2011         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2012         define.
2013         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2014         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2015
2016 2008-01-23  Michael Matz  <matz@suse.de>
2017
2018         PR debug/34895
2019         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2020         gen_type_die.
2021
2022 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2023
2024         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2025         malloc result type.
2026
2027 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2028
2029         * config/avr/avr.c (avr_current_arch): New variable.
2030         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2031         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2032         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2033         (avr_override_options): Init 'avr_current_arch'. 
2034         (base_arch_s): Move from here...
2035         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2036         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2037         'mega' to 'have_jmp_call'.
2038         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2039         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2040         macros.
2041         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2042         architectures.
2043         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2044         MULTILIB_MATCHES): (Ditto.).
2045
2046 2008-01-23  Richard Guenther  <rguenther@suse.de>
2047
2048         PR middle-end/31529
2049         * cgraphunit.c (cgraph_reset_node): Always mark the node
2050         not reachable if it is not queued already.
2051
2052 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2053
2054         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2055         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2056         (cputype_selected): New static variable.
2057         (bfin_handle_option): Set it if -mcpu is used.
2058         (override_option): Select default set of workarounds if no cpu type
2059         selected on the command line.
2060         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2061
2062         From  Michael Frysinger  <michael.frysinger@analog.com>
2063         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2064         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2065
2066         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2067         for bf547, bf523, bf524, and bf526.
2068         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2069         bf526.
2070         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2071         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2072         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2073         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2074         * doc/invoke.texi (Blackfin Options): Document that
2075         -mcpu now accept bf547, bf523, bf524, and bf526.
2076
2077 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2078
2079         PR rtl-optimization/34628
2080         * combine.c (try_combine): Stop and undo after the first combination
2081         if an autoincrement side-effect on the first insn has effectively
2082         been lost.
2083
2084 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2085
2086         PR target/34529
2087         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2088         Offset addresses are not valid for Altivec or paired float modes.
2089
2090 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2091
2092         PR c++/34607
2093         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2094         if DECL_INITIAL (decl) is error_mark_node.
2095
2096         PR c++/34914
2097         * c-common.c (handle_vector_size_attribute): Only allow
2098         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2099         the same way as pointer, array etc. types.
2100         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2101
2102         PR c++/34917
2103         * tree.c (build_type_attribute_qual_variant): Call
2104         build_qualified_type if attributes are equal, but quals are not.
2105
2106 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2107
2108         PR 32102
2109         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2110         * flags.h (warn_strict_aliasing): Remove.
2111         (warn_strict_overflow): Remove.
2112         * opts.c (warn_strict_aliasing): Remove.
2113         (warn_strict_overflow): Remove.
2114         * c-opts.c (c_common_handle_option): -Wall only sets
2115         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2116         (c_common_post_options): Give default values to -Wstrict-aliasing
2117         and -Wstrict-overflow if they are uninitialized.
2118         * common.opt (Wstrict-aliasing): Specify Var and Init.
2119         (Wstrict-overflow): Likewise.
2120
2121 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2122
2123         PR rtl-optimization/26854
2124         PR rtl-optimization/34400
2125         PR rtl-optimization/34884
2126         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2127         DF_RD->gen.
2128         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2129         (df_rd_bb_info.expanded_lr_out): Deleted
2130         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2131         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2132         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2133         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2134         Removed code to allocate, initialize or free expanded_lr_out.
2135         (df_rd_bb_local_compute_process_def): Restructured to make more
2136         understandable.
2137         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2138         sets if the sets are being trimmed.
2139
2140 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2141
2142         PR bootstrap/32287
2143         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2144         (as_vers): Likewise.
2145         * configure: Regenerated.
2146
2147 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2148
2149         PR middle-end/33092
2150         * tree-pass.h (pass_build_alias): New pass.
2151         * tree-ssa-alias.c (gate_build_alias): New.
2152         (pass_build_alias): New.
2153         * passes.c (init_optimization_passes): Add pass_build_alias after
2154         pass_create_structure_vars.
2155
2156 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2157
2158         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2159         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2160         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2161         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2162         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2163         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2164         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2165         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2166         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2167         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2168         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2169         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2170         * config/s390/s390.md (FP_ALL): New mode iterator.
2171         (_d): New mode attribute.
2172         ("*signbit<mode>2>"): Changed mode of first operand.
2173         ("isinf<mode>2"): Changed mode of first operand.
2174         ("*TDC_insn"): Adaptation for DFP modes.
2175
2176 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2177
2178         * tree.c (check_qualified_type): Improve function description.
2179
2180 2008-01-21  Jason Merrill  <jason@redhat.com>
2181
2182         PR c++/34196
2183         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2184         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2185         if it is set.
2186
2187 2008-01-21  DJ Delorie  <dj@redhat.com>
2188
2189         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2190         return zero.
2191
2192 2008-01-21  Richard Guenther  <rguenther@suse.de>
2193
2194         PR middle-end/34856
2195         * tree-cfg.c (verify_expr): Allow all invariant expressions
2196         instead of just constant class ones as reference argument.
2197         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2198         like any other constant.
2199         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2200
2201 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2202
2203         * regmove.c (fixup_match_1): Update call crossed frequencies.
2204
2205 2008-01-21  Richard Guenther  <rguenther@suse.de>
2206
2207         PR c/34885
2208         * tree-inline.c (setup_one_parameter): Deal with mismatched
2209         types using a VIEW_CONVERT_EXPR.
2210
2211 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2212             Olga Golovanevsky  <olga@il.ibm.com>
2213         
2214         PR tree-optimization/34701
2215         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2216         when the structure size is not a power of 2.
2217
2218 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2219
2220         * doc/install.texi: Add doc for --enable-checking=df.
2221         
2222 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2223
2224         PR rtl-optimization/34808
2225         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2226
2227 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2228
2229         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2230         input.
2231
2232 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2233
2234         PR rtl-optimization/26854
2235         PR rtl-optimization/34400
2236         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2237         DF_RD->gen.
2238         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2239         (df_rd_bb_info.expanded_lr_out): New.
2240         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2241         * loop_iv.c (iv_analysis_loop_init): Ditto.
2242         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2243         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2244         Added code to allocate, initialize or free expanded_lr_out.
2245         (df_rd_bb_local_compute_process_def): Restructured to make
2246         more understandable.
2247         (df_rd_confluence_n): Add code to do nothing with fake edges and
2248         code to no apply invalidate_by_call sets if the sets are being trimmed.
2249         (df_lr_local_finalize): Renamed to df_lr_finalize.
2250         (df_live_local_finalize): Renamed to df_live_finalize.
2251
2252 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2253
2254         PR target/34831
2255         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2256         deciding whether to use reciprocal instructions.
2257
2258 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2259
2260         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2261         dwarf2out_note_section_used if cold_text_section is NULL.
2262
2263 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2264
2265         PR gcov-profile/34610
2266         * tree-cfg.c (make_edges): Mark both outgoing edges from
2267         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2268         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2269         from OMP_FOR and OMP_CONTINUE outgoing edges.
2270
2271         * tree-profile.c (tree_profiling): Return early if
2272         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2273         at the end.
2274         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2275         from cfun to child_cfun.
2276         * function.h (struct function): Add after_tree_profile bit.
2277
2278 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2279
2280         * config/avr/avr.S (_exit): Disable interrupt.
2281
2282 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2283             Steven Bosscher  <stevenb.gcc@gmail.com>
2284
2285         PR rtl-optimization/26854
2286         PR rtl-optimization/34400
2287         * df-problems.c (df_live_scratch): New scratch bitmap.
2288         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2289         (df_live_reset): Clear the proper bitmaps.
2290         (df_live_bb_local_compute): Only process the artificial defs once
2291         since the order is not important.
2292         (df_live_init): Init the df_live sets only with the variables
2293         found live by df_lr.
2294         (df_live_transfer_function): Use the df_lr sets to prune the
2295         df_live sets as they are being computed.  
2296         (df_live_free): Free df_live_scratch.
2297
2298 2008-01-18  Ian Lance Taylor  <iant@google.com>
2299
2300         * common.opt: Add fmerge-debug-strings.
2301         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2302         flag_merge_debug_strings rather than flag_merge_constants.
2303         * doc/invoke.texi (Option Summary): Mention
2304         -fmerge-debug-strings.
2305         (Debugging Options): Document -fmerge-debug-strings.
2306
2307 2008-01-18  Ian Lance Taylor  <iant@google.com>
2308
2309         PR c++/33407
2310         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2311         (struct tree_function_decl): Add new field operator_new_flag.
2312         * tree-inline.c (expand_call_inline): When inlining a call to
2313         operator new, force the return value to go into a variable, and
2314         set DECL_NO_TBAA_P on that variable.
2315         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2316
2317 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2318
2319         PR debug/34484
2320         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2321         DWARF2_DEBUGGING_INFO.
2322         (dwarf2out_note_section_used): Ditto.  Add prototype.
2323         (have_multiple_function_sections, text_section_used,
2324         cold_text_section_used, *cold_text_sections): Move declarations
2325         before their uses.
2326
2327 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2328
2329         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2330         field and add signal_ra.
2331         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2332         assignments to frame state pc.  Move end of stack check after
2333         MD_FALLBACK_FRAME_STATE_FOR.
2334         (uw_update_context_1): Use frame state signal_regs if set, instead
2335         of checking signal_frame flag.
2336         (uw_update_context): Use frame state signal_ra if set.
2337         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2338         * config/xtensa/linux-unwind.h: New file.
2339
2340 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2341
2342         * modulo-sched.c (get_sched_window): Fix comment typo.
2343
2344 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2345
2346         PR tree-optimization/34648
2347         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2348
2349 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2350
2351         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2352         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2353
2354 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2355
2356         PR rtl-optimization/34400
2357         * df-core.c (df_worklist_dataflow_overeager,
2358         df_worklist_dataflow_doublequeue): New functions.
2359         (df_worklist_dataflow): Two different worklist solvers.
2360         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2361         New param.
2362
2363 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2364
2365         PR testsuite/34821
2366         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2367         and ftree-parallelize-loops.
2368
2369 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2370
2371         PR rtl-optimization/34826
2372         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2373
2374 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2375
2376         * global.c (find_reg): Mark the eh regs as used if necessary.
2377         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2378         * ra.h (struct allocno): no_eh_reg field added.  Changed
2379         no_stack_reg type to bitfield.
2380
2381 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2382
2383         * tree.c (substitute_in_expr): Add missing 'break'.
2384
2385 2008-01-17  Richard Guenther  <rguenther@suse.de>
2386
2387         PR tree-optimization/34825
2388         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2389         x / x as division to handle.
2390
2391 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2392
2393         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2394         "-pthread" is specified.
2395         * pa-hpux11.h (LIB_SPEC): Likewise.
2396
2397 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2398             Peter Bergner  <bergner@vnet.ibm.com>
2399
2400         PR rtl-optimization/33796
2401         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2402
2403 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2404
2405         PR libgfortran/34699
2406         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2407         static links.
2408         * pa-hpux10.h (LINK_SPEC): Likewise.
2409         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2410
2411 2008-01-16  Richard Guenther  <rguenther@suse.de>
2412
2413         PR middle-end/32628
2414         * fold-const.c (fold_convert_const_int_from_int): Do not
2415         set overflow if that occured only because of a sign extension
2416         change when converting from/to a sizetype with the same
2417         precision and signedness.
2418
2419 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2420
2421         PR debug/34249
2422         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2423         location address to the correct place.  Update copyright year.
2424
2425 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2426
2427         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2428         no dependences in the dependence_relations vector.
2429
2430 2008-01-16  Jan Hubicka  <jh@suse.cz>
2431
2432         PR rtl-optimization/31396
2433         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2434         * cfg.c (dump_reg_info): Print it.
2435         * regs.h (struct reg_info_t): add freq_calls_crossed.
2436         (REG_FREQ_CALLS_CROSSED): New macro.
2437         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2438         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2439         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2440         regmove_optimize): Update call crossed frequencies.
2441         * local-alloc.c (struct qty): Add freq_calls_crossed.
2442         (alloc_qty): Copute freq_calls_crossed.
2443         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2444         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2445         * ra.h (struct allocno): Add freq_calls_crossed.
2446
2447 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2448
2449         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2450         libgomp when compiling with ftree-parallelize-loops.
2451         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2452
2453 2008-01-16  Richard Guenther  <rguenther@suse.de>
2454
2455         PR tree-optimization/34769
2456         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2457         * tree.c (int_cst_value): Instead make this function more
2458         permissive in what it accepts as valid input.  Document this
2459         function always sign-extends the value.
2460
2461 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2462             Richard Guenther  <rguenther@suse.de>
2463
2464         PR c/34668
2465         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2466         (gimple_fold_indirect_ref_rhs): ... this.
2467         (gimple_fold_indirect_ref): New function with foldings
2468         that preserve lvalueness.
2469         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2470         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2471         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2472         to fold an INDIRECT_REF, fall back to the old use of
2473         fold_indirect_ref_1.
2474
2475 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2476
2477         * tree-data-ref.c (subscript_dependence_tester_1): Call 
2478         free_conflict_function.
2479         (compute_self_dependence): Same.
2480
2481 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2482
2483         PR debug/34249
2484         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2485         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2486         function global.
2487         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2488         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2489         for DWARF2_UNWIND_INFO targets.
2490
2491 2008-01-16  Richard Guenther  <rguenther@suse.de>
2492
2493         PR c/34768
2494         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2495         type qualifiers for function types.
2496
2497 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2498
2499         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2500         loop_iterator li from previous commit.
2501
2502 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2503
2504         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2505
2506 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2507
2508         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2509         (parallelize_loops): Don't parallelize irreducible components.
2510
2511 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2512
2513         PR c++/24924
2514         * c-opts (c_common_post_options): Do not enable CPP
2515         flag_pedantic_errors by default.
2516         
2517 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2518
2519         PR rtl-optimization/31944
2520         * cse.c (remove_pseudo_from_table): New function.
2521         (merge_equiv_classes): Use above function to remove pseudo-registers.
2522         (invalidate): Likewise.
2523
2524 2008-01-13  Richard Guenther  <rguenther@suse.de>
2525
2526         PR middle-end/34601
2527         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2528         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2529
2530 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2531
2532         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2533         validate_change to unshare the source of the PC set.
2534
2535 2008-01-12  Jan Hubicka  <jh@suse.cz>
2536
2537         PR middle-end/32135
2538         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2539         references above array bounds.  This might trigger bounds checks for
2540         pointers to arrays.
2541
2542 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2543
2544         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2545         new_replaceable_dependencies.
2546
2547 2008-01-12  Doug Kwan  <dougkwan@google.com>
2548
2549         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2550         instead of OPT_Wreturn_type in warning due to ignored return type
2551         qualifiers.
2552         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2553         options included in -Wextra.
2554         * c.opt: New option -Wignored_qualifiers.
2555         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2556         -Wignore_qualifiers.
2557         (-Wignored-qualifiers): Document.
2558         (-Wreturn-type): Remove description of functionality now handled
2559         by -Wignored-qualifiers.
2560
2561 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2562
2563         PR ada/33788
2564         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2565         NOP_EXPR if it is between integral types with the same precision.
2566
2567 2008-01-12  Jan Hubicka  <jh@suse.cz>
2568
2569         PR other/28023
2570         * invoke.texi (max-inline-recursive-depth): Fix default value.
2571
2572 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2573
2574         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2575         correct type.
2576
2577 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2578         
2579         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2580         
2581 2008-01-11  James E. Wilson  <wilson@specifix.com>
2582
2583         PR target/26015
2584         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2585
2586 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2587
2588         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't 
2589         save/restore frame pointer register and don't use 'call-prologues' 
2590         optimization in function with "OS_task" attribute.
2591
2592 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2593
2594         PR middle-end/31309
2595         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2596         when copying to memory.
2597
2598 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2599
2600         PR rtl-optimization/30905
2601         * cfgcleanup.c: Include dce.h
2602         (crossjumps_occured): New global variable.
2603         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2604         If something changed, set crossjumps_occured to true.
2605         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2606         Don't add/remove fake edges to exit here...
2607         (cleanup_cfg): ...but do it here, when crossjumping.
2608         Run a fast DCE when successful crossjumps occured in the latest
2609         iteration of try_optimize_cfg.
2610
2611 2008-01-11  Richard Guenther  <rguenther@suse.de>
2612
2613         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2614         (struct vn_unary_op_s): Likewise.
2615         (vn_reference_insert): Free old reference on hash collision.
2616
2617 2008-01-10  Raksit Ashok  <raksit@google.com>
2618
2619         PR rtl-optimization/27971
2620         * combine.c (find_split_point): Split PLUS expressions which are
2621         inside a MEM rtx, and whose first operand is complex.
2622
2623 2008-01-10  DJ Delorie  <dj@redhat.com>
2624
2625         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2626         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2627         (m32c_hard_regno_ok): Call the underlying function.
2628
2629 2008-01-10  Richard Guenther  <rguenther@suse.de>
2630
2631         PR middle-end/34683
2632         * tree-cfg.c (tree_merge_blocks): Do not go through the
2633         full-blown folding and stmt updating path if we just deal
2634         with virtual operands.
2635         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2636         test for abnormal SSA_NAMEs.
2637
2638 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2639
2640         PR middle-end/34641
2641         * reload.c (push_reload): Add assertions.  All constants from
2642         reg_equiv_constant should have been used for replacing the respective
2643         pseudo earlier.
2644         (find_reloads_address): Invoke find_reloads_address_part for
2645         constant taken from the reg_equiv_constant array.
2646
2647 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2648
2649         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2650         field (valnum) the first in the struct.  Replace bools with
2651         unit bit fields.
2652
2653 2008-01-10  Richard Guenther  <rguenther@suse.de>
2654
2655         PR tree-optimization/34651
2656         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
2657         types and ordering for masking and converting.
2658
2659 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
2660
2661         PR tree-optimization/34017
2662         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2663         also for PHI_NODE expressions.
2664
2665 2008-01-09  Jan Hubicka  <jh@suse.cz>
2666
2667         PR tree-optimization/34708
2668         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2669         based on number of case labels.
2670         (init_inline_once): Remove switch_cost.
2671         * tree-inline.h (eni_weights_d): Remove switch_cost.
2672
2673 2008-01-09  Richard Guenther  <rguenther@suse.de>
2674         Andrew Pinski  <andrew_pinski@playstation.sony.com>
2675
2676         PR middle-end/30132
2677         * gimplify.c (gimplify_cond_expr): Do not create an addressable
2678         temporary if an rvalue is ok or an lvalue is not required.
2679
2680 2008-01-09  Richard Guenther  <rguenther@suse.de>
2681
2682         PR middle-end/34458
2683         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2684         adjust return type.
2685
2686 2008-01-09  Richard Guenther  <rguenther@suse.de>
2687
2688         PR middle-end/34679
2689         * tree.c (host_integerp): Check for sizetype only if the
2690         type is an integer type.
2691
2692 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
2693
2694         PR debug/26364
2695         * opts.c (decode_options): Disable inlining of functions called
2696         once if not in unit-at-a-time mode.
2697
2698 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
2699
2700         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2701
2702 2008-01-08  Richard Guenther  <rguenther@suse.de>
2703
2704         PR middle-end/31863
2705         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2706         out early if the result will be unused.
2707
2708 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2709
2710         PR target/34709
2711         Revert:
2712
2713         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2714         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2715         for TARGET_RECIP.       
2716         
2717 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
2718         
2719         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2720         for vectorization tuned.
2721         
2722 2008-01-08  Richard Guenther  <rguenther@suse.de>
2723
2724         PR tree-optimization/34683
2725         * tree-ssa-operands.c (operand_build_cmp): Export.
2726         * tree-ssa-operands.h (operand_build_cmp): Declare.
2727         * tree-vn.c (vuses_compare): Remove.
2728         (sort_vuses): Use operand_build_cmp.
2729         (sort_vuses_heap): Likewise.
2730         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2731         to re-use old VEC if available.  Do not sort already sorted VUSEs.
2732         (vdefs_to_vec): Do not sort already sorted VDEFs.
2733
2734 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
2735
2736         PR middle-end/34694
2737         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2738
2739 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2740
2741         PR target/34702
2742         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2743         limitations of reciprocal sequences on x86 targets.
2744
2745 2008-01-08  Richard Guenther  <rguenther@suse.de>
2746
2747         PR tree-optimization/34683
2748         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2749
2750 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2751
2752         PR target/34622
2753         * config/darwin.c (darwin_mergeable_string_section): Don't use
2754         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2755
2756 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2757
2758         PR target/34682
2759         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2760         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2761         predicates of op0 and op1 to register_operand.
2762         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2763         expander using X87MODEF mode iterator.  Change predicates of
2764         op0 and op1 to register_operand.
2765         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2766         corresponding patterns and macroize using MODEF macro.  Change
2767         predicates of op0 and op1 to register_operand and remove
2768         "m" constraint. Disparage "r" alternative with "!".
2769         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2770         macroize using X87MODEF macro.  Change predicates of op0 and op1
2771         to register_operand and remove "m" constraint.  Disparage "r"
2772         alternative with "!".
2773         (absneg splitter with memory operands): Remove.
2774         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2775         patterns and macroize using X87MODEF mode iterator.
2776         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2777         Change predicate of op1 to register_operand.
2778         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2779         for memory operands.
2780
2781 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2782
2783         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2784
2785 2008-01-07  Richard Guenther  <rguenther@suse.de>
2786
2787         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2788         fields.
2789
2790 2008-01-07  Richard Guenther  <rguenther@suse.de>
2791
2792         PR tree-optimization/34683
2793         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2794         VOPs of the needed size to save memory.  Use VEC_quick_push
2795         to save compile-time.
2796         (vdefs_to_vec): Likewise.
2797
2798 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2799
2800         * config/spu/spu.md (divdf3): Genetate inline code for double
2801         division.  The implementation doesn't handle INF or NAN, therefore it
2802         only applies when -ffinite-math-only is given.
2803
2804 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2805
2806         PR libstdc++/34680
2807         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2808         * doc/cpp.texi ([Common Predefined Macros]): Document.
2809
2810 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2811
2812         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2813         order to use commutative addition instead of subtraction.
2814
2815 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2816             Mircea Namolaru  <namolaru@il.ibm.com>
2817             Vladimir Yanovsky  <yanov@il.ibm.com>
2818             Revital Eres  <eres@il.ibm.com>
2819
2820         PR tree-optimization/34263
2821         * tree-outof-ssa.c (process_single_block_loop_latch,
2822         contains_tree_r): New functions.
2823         (analyze_edges_for_bb): Call process_single_block_loop_latch
2824         function to empty single-basic-block latch block if possible.
2825
2826 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2827
2828         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2829         for TARGET_RECIP.
2830         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2831
2832 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2833
2834         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2835
2836 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2837
2838         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2839
2840 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
2841
2842         PR tree-optimization/34618
2843         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2844         flag from T.
2845
2846 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2847
2848         PR target/34673
2849         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2850         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
2851         Update copyright year.
2852
2853         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2854         Update copyright year.
2855         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2856         using NR fixup.
2857
2858 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
2859
2860         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2861         edge does not point to current bb before changing need_assert.
2862
2863 2008-01-04  Richard Guenther  <rguenther@suse.de>
2864
2865         PR middle-end/34029
2866         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2867         for verifying purposes if they are is_gimple_min_invariant.
2868
2869 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
2870
2871         PR tree-optimization/34448
2872         PR tree-optimization/34465
2873         * gimplify.c (gimplify_init_constructor): Add new parameter
2874         notify_temp_creation.  Use it.
2875         (gimplify_modify_expr_rhs): Take volatiles into account when
2876         optimizing constructors.
2877         Do not optimize constructors if gimplify_init_constructor will dump to
2878         memory.
2879         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2880         * gcc.c-torture/compile/pr34448.c: New.
2881
2882 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
2883
2884         PR gcov-profile/34609
2885         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2886         return_slot if result is TREE_ADDRESSABLE.
2887
2888 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
2889
2890         * config/mips/mips.md (sqrt_condition): Tweak comment.
2891         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
2892
2893 2008-01-03  Tom Tromey  <tromey@redhat.com>
2894
2895         PR c/34457
2896         * c-common.c (c_type_hash): Handle VLAs.
2897
2898 2008-01-03  Jan Hubicka  <jh@suse.cz>
2899
2900         PR tree-optimization/31081
2901         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2902         0 when inlining and not inlining to first basic block.
2903         (remap_decl): When var is initialized to 0, don't set default_def.
2904         (expand_call_inline): Set entry_bb.
2905         * tree-inline.h (copy_body_data): Add entry_bb.
2906
2907 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2908
2909         PR c++/34619
2910         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2911         before returning.
2912
2913         PR tree-optimization/29484
2914         * tree-inline.c (inline_forbidden_p_2): New function.
2915         (inline_forbidden_p): Disallow inlining if some static var
2916         has an address of a local LABEL_DECL in its initializer.
2917         * doc/extend.texi (Labels as Values): Document &&foo behaviour
2918         vs. inlining.
2919
2920 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2921
2922         PR tree-optimization/34635
2923         * tree-data-ref.c (add_other_self_distances): Make sure that the
2924         evolution step is constant.
2925
2926 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
2927
2928         PR middle-end/34608
2929         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2930
2931 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
2932
2933         * tree-sra.c (scalarize_init): Insert the generate_element_init
2934         statements after the generate_element_zero statements.
2935
2936 2008-01-02  Richard Guenther  <rguenther@suse.de>
2937
2938         PR middle-end/34093
2939         PR middle-end/31976
2940         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2941         for very large number of operands instead of ICEing.
2942
2943 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
2944
2945         PR target/34013
2946         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2947         while stack probing.
2948
2949 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
2950
2951         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2952         in C++0x mode.
2953
2954 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
2955
2956         PR libmudflap/26442
2957         * tree-mudflap.c (mx_register_decls): Guard warning by
2958         !DECL_ARTIFICIAL check.
2959
2960 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
2961
2962         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2963         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2964         sse5_perm<mode>): Fix constraints.