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1 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
2
3         * tree-loop-linear.c (try_interchange_loops): Compare memory access
4         strides against cache sizes.
5
6 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
7
8         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9         constant to fpul.
10
11 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
12
13         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
14         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15         is smaller than the original promoted value.
16         (simplify_subreg): If OP is a SUBREG, try to preserve its
17         SUBREG_PROMOTED_VAR_P information.
18
19 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
20
21         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22         (VN_INFO_GET): Allocate new objects on the obstack.
23         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
24         for rpo_numbers_temp, for consistency.
25         (free_scc_vn): Free the obstack.
26
27 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
28
29         * doc/invoke.texi: Document -ftree-loop-distribution.
30         * tree-loop-distribution.c: New.
31         * tree-pass.h (pass_loop_distribution): New.
32         * graphds.h (struct graph): Add htab_t indices.
33         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
34         * tree-vectorizer.c (rename_variables_in_loop): Extern.
35         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
36         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
37         * tree-data-ref.c (debug_data_dependence_relations): New.
38         (dump_data_dependence_relation): Also print data references.
39         (free_data_ref): Extern.
40         (same_access_functions): Moved...
41         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
42         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
43         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
44         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
45         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
46         (stmts_from_loop): Skip LABEL_EXPR.
47         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
48         (build_rdg): Initialize rdg->indices htab.
49         (free_rdg, stores_from_loop, ref_base_address,
50         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
51         have_similar_memory_accesses_1, ref_base_address_1,
52         remove_similar_memory_refs): New.
53         * tree-data-ref.h: Depend on tree-chrec.h.
54         (debug_data_dependence_relations, free_data_ref): Declared.
55         (same_access_functions): ... here.
56         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
57         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
58         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
59         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
60         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
61         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
62         rdg_vertex_for_stmt): Declared.
63         (struct rdg_edge): Add level.
64         (RDGE_LEVEL): New.
65         (free_rdg, stores_from_loop, remove_similar_memory_refs,
66         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
67         (rdg_has_similar_memory_accesses): New.
68         * tree-vect-analyze.c: Remove unused static decls.
69         * lambda.h (dependence_level): New.
70         * common.opt (ftree-loop-distribution): New.
71         * tree-flow.h (mark_virtual_ops_in_bb, 
72         slpeel_tree_duplicate_loop_to_edge_cfg,
73         rename_variables_in_loop): Declared.
74         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
75         (OBJS-common): Add tree-loop-distribution.o.
76         (tree-loop-distribution.o): New rule.
77         * tree-cfg.c (mark_virtual_ops_in_bb): New.
78         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
79         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
80
81 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
82
83         PR target/33963
84         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
85         other than structures and unions.
86
87 2008-02-28  Richard Guenther  <rguenther@suse.de>
88
89         Revert:
90         2008-02-26  Richard Guenther  <rguenther@suse.de>
91
92         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
93         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
94         (lookup_decl_from_uid): Declare.
95         (remove_decl_from_map): Likewise.
96         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
97         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
98         (decl_for_uid_map): New global hashtable mapping DECL_UID
99         to the decl tree.
100         (init_ttree): Allocate it.
101         (insert_decl_to_uid_decl_map): New helper function.
102         (make_node_stat): Insert new decls into the map.
103         (copy_node_stat): Likewise.
104         (lookup_decl_from_uid): New function.
105         (remove_decl_from_map): Likewise.
106         (print_decl_for_uid_map_statistics): New helper.
107         (dump_tree_statistics): Call it.
108
109         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
110         (referenced_var_iterator): Adjust.
111         (FOR_EACH_REFERENCED_VAR): Adjust.
112         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
113         (num_referenced_vars): Adjust.
114         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
115         (first_referenced_var): Remove.
116         (end_referenced_vars_p): Likewise.
117         (next_referenced_var): Likewise.
118         (referenced_var_iterator_set): New helper function.
119         * tree-dfa.c (referenced_var_lookup): Adjust.
120         (referenced_var_check_and_insert): Likewise.
121         (remove_referenced_var): Likewise.
122         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
123         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
124         (verify_call_clobbering): Likewise.
125         (verify_memory_partitions): Likewise.
126         (init_tree_ssa): Allocate bitmap instead of hashtable for
127         referenced_vars.
128         (delete_tree_ssa): Adjust.
129         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
130         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
131         (compute_tag_properties): Likewise.
132         (set_initial_properties): Likewise.
133         (find_partition_for): Likewise.
134         (update_reference_counts): Likewise.
135         (dump_may_aliases_for): Likewise.
136         * tree-ssa-operands.c (add_virtual_operand): Likewise.
137         (add_call_clobber_ops): Likewise.
138         (add_call_read_ops): Likewise.
139         (get_asm_expr_operands): Likewise.
140         * tree-into-ssa.c (dump_decl_set): Likewise.
141         (update_ssa): Likewise.
142         * tree-sra.c (scan_function): Likewise.
143         (decide_instantiations): Likewise.
144         (scalarize_parms): Likewise.
145         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
146         (dsa_named_for): Likewise.
147         * tree-ssa-structalias.c (update_alias_info): Likewise.
148         (merge_smts_into): Likewise.
149
150 2008-02-27  David Daney  <ddaney@avtrex.com>
151
152         PR target/34409
153         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
154         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
155         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
156         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
157         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
158
159 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
160
161         PR target/25477
162         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
163         (BUILT_IN_NEXTTOWARD): Remove.
164         (BUILT_IN_NEXTTOWARDF): Ditto.
165         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
166         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
167
168 2008-02-27  Tom Tromey  <tromey@redhat.com>
169
170         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
171         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
172
173 2008-02-27  Jan Beulich  <jbeulich@novell.com>
174
175         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
176         update the respective field on newdecl.
177
178 2008-02-27  Revital Eres  <eres@il.ibm.com>
179
180         PR rtl-optimization/34999
181         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
182         crossing edges that ends with a call insn.
183         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
184         call insn and clear the EDGE_CROSSING flag of the crossing edge
185         when fixing fallthru edges.
186
187 2008-02-27  Richard Guenther  <rguenther@suse.de>
188
189         PR middle-end/35390
190         * fold-const.c (fold_unary): Return the correct argument,
191         converted to the result type.
192
193 2008-02-27  Richard Guenther  <rguenther@suse.de>
194
195         PR middle-end/34971
196         * expr.c (expand_expr_real_1): Assert on rotates that operate
197         on partial modes.
198         * fold-const.c (fold_binary): Use the types precision, not the
199         bitsize of the mode if folding rotate expressions.  Build rotates
200         only for full modes.
201
202 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
203
204         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
205         and CPP_PRAGMA_EOL.
206         * c-pragma.c (pragma_ns_name): New typedef.
207         (registered_pp_pragmas): New variable.
208         (c_pp_lookup_pragma): New function.
209         (c_register_pragma_1): If flag_preprocess_only, do nothing
210         for non-expanded pragmas, for expanded ones push pragma's
211         namespace and name into registered_pp_pragmas vector.
212         (c_invoke_pragma_handler): Register OpenMP pragmas even when
213         flag_preprocess_only, don't register GCC pch_preprocess
214         pragma if flag_preprocess_only.
215         * c-opts.c (c_common_init): Call init_pragma even if
216         flag_preprocess_only.
217         * c-pragma.c (c_pp_lookup_pragma): New prototype.
218         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
219         cpp_register_pragma if flag_preprocess_only.
220
221 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
222
223         PR c/28800
224         * c-parser.c (c_parser_translation_unit): Warn for empty
225         translation unit, not empty source file.
226
227 2008-02-26  Paul Brook  <paul@codesourcery.com>
228
229         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
230         operand for Thumb-2.
231         * config/arm/arm.h (reg_class): Add CORE_REGS.
232         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
233         (BASE_REG_CLASS): Use CORE_REGS.
234         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
235         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
236         (REGNO_OK_FOR_INDEX_P): Exclude SP.
237         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
238         ARM_REGNO_OK_FOR_INDEX_P.
239         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
240         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
241         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
242         (ldm/stm peepholes): Ditto.
243         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
244         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
245         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
246         * config/arm/constraints.md: Enable "k" constraint on ARM.
247
248 2008-02-27  Ben Elliston  <bje@au.ibm.com>
249
250         * config/rs6000/rs6000.c: Annotate cache line size field in all
251         instances of struct processor_costs.
252
253 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
254
255         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
256         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
257         jump_bypass): New counters.
258         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
259         * dce.c (gate_ud_dce): Same.
260         (gate_fast_dce): Same.
261         * dse.c (gate_dse1): New function.
262         (gate_dse2): New function.
263         (gate_dse): Merge results of new gate functions.
264         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
265         (gate_handle_jump_bypass): Add dbg_cnt.
266         (gate_handle_gcse): Add dbg_cnt.
267         * ifcvt.c (gate_handle_if_conversion): Same.
268         (gate_handle_if_after_combine): Same.
269         (gate_handle_if_after_reload): Same.
270         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
271
272 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
273
274         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
275         line sizes.
276         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
277
278 2008-02-26  Jason Merrill  <jason@redhat.com>
279
280         PR c++/35315
281         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
282         alone if it's the naming decl for the type's main variant.
283
284 2008-02-26  Tom Tromey  <tromey@redhat.com>
285
286         * system.h (USE_MAPPED_LOCATION): Poison.
287         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
288         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
289         (make_goto_expr_edges): Likewise.
290         (remove_bb): Likewise.
291         (execute_warn_function_return): Likewise.
292         * basic-block.h (struct edge_def) <goto_locus>: Change type to
293         location_t.
294         * c-common.c (fname_decl): Remove old location code.
295         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
296         location code.
297         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
298         variant.
299         (ASM_INPUT_SOURCE_LOCATION): Likewise.
300         (gen_rtx_ASM_INPUT): Likewise.
301         (gen_rtx_ASM_INPUT_loc): Likewise.
302         (get_rtx_asm_OPERANDS): Remove.
303         * cfglayout.c (insn_locators_alloc): Remove old location code.
304         (set_curr_insn_source_location): Likewise.
305         (curr_insn_locator): Likewise.
306         * print-tree.c (print_node): Remove old location code.
307         * tree-mudflap.c (mf_varname_tree): Remove old location code.
308         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
309         * cfgexpand.c (expand_gimple_cond_expr): Don't use
310         location_from_locus.
311         (construct_exit_block): Remove old location code.
312         * emit-rtl.c (force_next_line_note): Remove old location code.
313         * profile.c (branch_prob): Remove old location code.
314         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
315         LOC_LINE): Remove old-location variants.
316         * langhooks.c (lhd_print_error_function): Remove old location
317         code.
318         * configure, config.in: Rebuilt.
319         * configure.ac (--enable-mapped-location): Remove.
320         * c-decl.c (c_init_decl_processing): Remove old location code.
321         (finish_function): Likewise.
322         * recog.c (decode_asm_operands): Remove old location code.
323         * c-pch.c (c_common_read_pch): Remove old location code.
324         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
325         variants.
326         * gimple-low.c (lower_function_body): Remove old location code.
327         * toplev.c (unknown_location): Remove.
328         (push_srcloc): Remove old-location variant.
329         (process_options): Remove old location code.
330         (lang_dependent_init): Likewise.
331         * input.h (UNKNOWN_LOCATION): Move definition.
332         (location_t): Undeprecate.
333         (source_locus): Remove.
334         (location_from_locus): Remove.
335         (struct location_s): Remove.
336         Remove all old-location code.
337         (input_line, input_filename): Remove.
338         * final.c (final_scan_insn): Remove old location code.
339         * diagnostic.c (diagnostic_build_prefix): Remove
340         USE_MAPPED_LOCATION test.
341         * tree.h (gimple_stmt) <locus>: Now a location_t.
342         (tree_exp) <locus>: Likewise.
343         (DECL_IS_BUILTIN): Remove old-location variant.
344         (annotate_with_file_line, annotate_with_locus): Likewise.
345         (expr_locus, set_expr_locus): Update.
346         * tree.c (build1_stat): Remove old location code.
347         (last_annotated_node): Remove.
348         (annotate_with_file_line): Remove old-location variant.
349         (annotate_with_locus): Likewise.
350         (expr_location): Remove old location code.
351         (set_expr_location): Likewise.
352         (expr_has_location): Likewise.
353         (expr_locus): Likewise.
354         (set_expr_locus): Likewise.
355         (expr_filename): Don't use location_from_locus.
356         (expr_lineno): Likewise.
357         * rtl-error.c (location_for_asm): Remove old location code.
358         * c-lex.c (cb_line_change): Remove old location code.
359         (fe_file_change): Likewise.
360         (cb_def_pragma): Likewise.
361         (c_lex_with_flags): Likewise.
362         * gengtype.c (do_typedef): Don't special-case location types.
363         (define_location_structures): Remove.
364         (main): Don't call define_location_structures.
365         * tree-pretty-print.c (dump_implicit_edges): Remove old location
366         code.
367
368 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
369
370         PR 26264
371         * builtins.def (BUILT_IN_STDARG_START): Remove.
372         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
373         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
374         * tree-inline.c (inline_forbidden_p_1): Likewise.
375         
376 2008-02-26  Richard Guenther  <rguenther@suse.de>
377
378         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
379         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
380         (lookup_decl_from_uid): Declare.
381         (remove_decl_from_map): Likewise.
382         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
383         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
384         (decl_for_uid_map): New global hashtable mapping DECL_UID
385         to the decl tree.
386         (init_ttree): Allocate it.
387         (insert_decl_to_uid_decl_map): New helper function.
388         (make_node_stat): Insert new decls into the map.
389         (copy_node_stat): Likewise.
390         (lookup_decl_from_uid): New function.
391         (remove_decl_from_map): Likewise.
392         (print_decl_for_uid_map_statistics): New helper.
393         (dump_tree_statistics): Call it.
394
395         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
396         (referenced_var_iterator): Adjust.
397         (FOR_EACH_REFERENCED_VAR): Adjust.
398         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
399         (num_referenced_vars): Adjust.
400         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
401         (first_referenced_var): Remove.
402         (end_referenced_vars_p): Likewise.
403         (next_referenced_var): Likewise.
404         (referenced_var_iterator_set): New helper function.
405         * tree-dfa.c (referenced_var_lookup): Adjust.
406         (referenced_var_check_and_insert): Likewise.
407         (remove_referenced_var): Likewise.
408         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
409         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
410         (verify_call_clobbering): Likewise.
411         (verify_memory_partitions): Likewise.
412         (init_tree_ssa): Allocate bitmap instead of hashtable for
413         referenced_vars.
414         (delete_tree_ssa): Adjust.
415         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
416         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
417         (compute_tag_properties): Likewise.
418         (set_initial_properties): Likewise.
419         (find_partition_for): Likewise.
420         (update_reference_counts): Likewise.
421         (dump_may_aliases_for): Likewise.
422         * tree-ssa-operands.c (add_virtual_operand): Likewise.
423         (add_call_clobber_ops): Likewise.
424         (add_call_read_ops): Likewise.
425         (get_asm_expr_operands): Likewise.
426         * tree-into-ssa.c (dump_decl_set): Likewise.
427         (update_ssa): Likewise.
428         * tree-sra.c (scan_function): Likewise.
429         (decide_instantiations): Likewise.
430         (scalarize_parms): Likewise.
431         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
432         (dsa_named_for): Likewise.
433         * tree-ssa-structalias.c (update_alias_info): Likewise.
434         (merge_smts_into): Likewise.
435
436 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
437
438         PR 34351
439         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
440         * c-opts.c (c_common_handle_option): Wall enables
441         Wvolatile-register-var.
442         * common.opt: Move Wvolatile-register-var to...
443         * c.opt: ...here.
444         
445 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
446
447         * common.opt (Wlarger-than=): New.
448         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
449         -Wlarger-than=.
450         * opts.c (common_handle_option): Handle -Wlarger-than=.
451         * optc-gen.awk: Likewise.
452         * opth-gen.awk: Likewise.
453         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
454         * tree-optimize.c (tree_rest_of_compilation): Likewise.
455         
456 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
457
458         * c-common.c (match_case_to_enum_1): Add appropriate
459         OPT_W* parameter to warning.
460         (c_do_switch_warnings): Likewise.
461         * c-typeck.c (warning_init): Add one more parameter following
462         'warning' function.
463         (push_init_level): Update call to warning_init.
464         (pop_init_level): Likewise.
465         (add_pending_init): Likewise.
466         (output_init_element: Likewise.
467
468 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
469
470         PR 28322
471         * toplev.c (toplev_main): If there are warnings or error, print
472         errors for ignored options.
473         * opts.c (ignored_options): New static variable.
474         (postpone_unknown_option_error): New.
475         (print_ignored_options): New.
476         (handle_option): Postpone errors for unknown -Wno-* options.
477         * opts.h (print_ignored_options): Declare.
478         
479 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
480
481         * config/mips/mips.md (loadgp_blockage, blockage): Change type
482         to "ghost".
483
484 2008-02-25  Richard Guenther  <rguenther@suse.de>
485
486         Revert:
487         2008-02-25  Richard Guenther  <rguenther@suse.de>
488
489         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
490         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
491         (lookup_decl_from_uid): Declare.
492         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
493         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
494         (decl_for_uid_map): New global hashtable mapping DECL_UID
495         to the decl tree.
496         (init_ttree): Allocate it.
497         (insert_decl_to_uid_decl_map): New helper function.
498         (make_node_stat): Insert new decls into the map.
499         (copy_node_stat): Likewise.
500         (lookup_decl_from_uid): New function.
501         (print_decl_for_uid_map_statistics): New helper.
502         (dump_tree_statistics): Call it.
503
504         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
505         (referenced_var_iterator): Adjust.
506         (FOR_EACH_REFERENCED_VAR): Adjust.
507         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
508         (num_referenced_vars): Adjust.
509         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
510         (first_referenced_var): Remove.
511         (end_referenced_vars_p): Likewise.
512         (next_referenced_var): Likewise.
513         (referenced_var_iterator_set): New helper function.
514         * tree-dfa.c (referenced_var_lookup): Adjust.
515         (referenced_var_check_and_insert): Likewise.
516         (remove_referenced_var): Likewise.
517         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
518         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
519         (verify_call_clobbering): Likewise.
520         (verify_memory_partitions): Likewise.
521         (init_tree_ssa): Allocate bitmap instead of hashtable for
522         referenced_vars.
523         (delete_tree_ssa): Adjust.
524         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
525         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
526         (compute_tag_properties): Likewise.
527         (set_initial_properties): Likewise.
528         (find_partition_for): Likewise.
529         (update_reference_counts): Likewise.
530         (dump_may_aliases_for): Likewise.
531         * tree-ssa-operands.c (add_virtual_operand): Likewise.
532         (add_call_clobber_ops): Likewise.
533         (add_call_read_ops): Likewise.
534         (get_asm_expr_operands): Likewise.
535         * tree-into-ssa.c (dump_decl_set): Likewise.
536         (update_ssa): Likewise.
537         * tree-sra.c (scan_function): Likewise.
538         (decide_instantiations): Likewise.
539         (scalarize_parms): Likewise.
540         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
541         (dsa_named_for): Likewise.
542         * tree-ssa-structalias.c (update_alias_info): Likewise.
543         (merge_smts_into): Likewise.
544
545 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
546
547         PR fortran/29549
548         * doc/invoke.texi (-fcx-limited-range): Document new option.
549         * toplev.c (process_options): Handle -fcx-fortran-rules.
550         * common.opt: Add documentation for -fcx-fortran-rules.
551
552 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
553
554         PR c/35162
555         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
556         actual behaviour and C99.
557         
558 2008-02-26  Ben Elliston  <bje@au.ibm.com>
559
560         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
561         (ASM_CPU_POWER6_SPEC): Likewise.
562         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
563         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
564         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
565
566 2008-02-25  Richard Guenther  <rguenther@suse.de>
567
568         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
569         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
570         (lookup_decl_from_uid): Declare.
571         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
572         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
573         (decl_for_uid_map): New global hashtable mapping DECL_UID
574         to the decl tree.
575         (init_ttree): Allocate it.
576         (insert_decl_to_uid_decl_map): New helper function.
577         (make_node_stat): Insert new decls into the map.
578         (copy_node_stat): Likewise.
579         (lookup_decl_from_uid): New function.
580         (print_decl_for_uid_map_statistics): New helper.
581         (dump_tree_statistics): Call it.
582
583         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
584         (referenced_var_iterator): Adjust.
585         (FOR_EACH_REFERENCED_VAR): Adjust.
586         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
587         (num_referenced_vars): Adjust.
588         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
589         (first_referenced_var): Remove.
590         (end_referenced_vars_p): Likewise.
591         (next_referenced_var): Likewise.
592         (referenced_var_iterator_set): New helper function.
593         * tree-dfa.c (referenced_var_lookup): Adjust.
594         (referenced_var_check_and_insert): Likewise.
595         (remove_referenced_var): Likewise.
596         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
597         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
598         (verify_call_clobbering): Likewise.
599         (verify_memory_partitions): Likewise.
600         (init_tree_ssa): Allocate bitmap instead of hashtable for
601         referenced_vars.
602         (delete_tree_ssa): Adjust.
603         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
604         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
605         (compute_tag_properties): Likewise.
606         (set_initial_properties): Likewise.
607         (find_partition_for): Likewise.
608         (update_reference_counts): Likewise.
609         (dump_may_aliases_for): Likewise.
610         * tree-ssa-operands.c (add_virtual_operand): Likewise.
611         (add_call_clobber_ops): Likewise.
612         (add_call_read_ops): Likewise.
613         (get_asm_expr_operands): Likewise.
614         * tree-into-ssa.c (dump_decl_set): Likewise.
615         (update_ssa): Likewise.
616         * tree-sra.c (scan_function): Likewise.
617         (decide_instantiations): Likewise.
618         (scalarize_parms): Likewise.
619         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
620         (dsa_named_for): Likewise.
621         * tree-ssa-structalias.c (update_alias_info): Likewise.
622         (merge_smts_into): Likewise.
623
624 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
625
626         PR target/35258
627         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
628         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
629         * alias.h (nonoverlapping_memrefs_p): Likewise.
630
631 2008-02-25  Jan Beulich  <jbeulich@novell.com>
632
633         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
634         * config/i386/netware-libgcc.exp: Add __bswap?i2,
635         __emultls_get_address, __emultls_register_common,
636         __floatundi?f, and _Unwind_GetIPInfo.
637         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
638         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
639         (gen_regparm_prefix): Likewise.
640         (i386_nlm_encode_section_info): Sync with
641         config/i386/winnt.c:i386_pe_encode_section_info().
642         (i386_nlm_maybe_mangle_decl_assembler_name): New.
643         i386_nlm_mangle_decl_assembler_name): New.
644         (netware_override_options): New.
645         * config/i386/netware.h (netware_override_options): Declare.
646         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
647         (i386_nlm_mangle_decl_assembler_name): Declare.
648         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
649
650 2008-02-25  Ben Elliston  <bje@au.ibm.com>
651
652         PR other/32948
653         * c-decl.c (grokdeclarator): Remove unused local variables
654         `typedef_type' and `type_as_written'.
655         * bb-reorder.c
656         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
657         unused local variable `has_hot_blocks'.
658         (fix_crossing_conditional_branches): Remove unused local variable
659         `prev_bb'.
660         
661 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
662
663         PR middle-end/19984
664         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
665         using DEF_C99_BUILTIN.
666         (BUILT_IN_NANF): Ditto.
667         (BUILT_IN_NANL): Ditto.
668
669 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
670             Revital Eres  <eres@il.ibm.com>
671
672         * modulo-sched.c (calculate_must_precede_follow): Address TODO
673         regarding the order of two dependent insns in the same row.
674
675 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
676
677         * stor-layout.c (layout_decl): Do not bump the alignment of a
678         bit-field to more than byte alignment if it is packed.
679
680 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
681
682         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
683         e300c2 and e300c3.
684
685 2008-02-24  Diego Novillo  <dnovillo@google.com>
686
687         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
688
689         PR 33738
690         * tree-vrp.c (vrp_evaluate_conditional): With
691         -Wtype-limits, emit a warning when comparing against a
692         constant outside the natural range of OP0's type.
693         * c.opt (Wtype-limits): Move ...
694         * common.opt (Wtype-limits): ... here.
695
696 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
697
698         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
699         * config/rs6000/e300c2c3.md: New file.
700         * config/rs6000/rs6000.c (processor_costs): Add new costs for
701         e300c2 and e300c3.
702         (rs6000_override_options): Add e300c2 and e300c3 cases to
703         processor_target_table. Do not allow usage of Altivec or Spe
704         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
705         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
706         * config/rs6000/rs6000.h (processor_type): Add
707         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
708         (ASM_CPU_SPEC): Add e300c2 and e300c3.
709         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
710         and ppce300c3. Include e300c2c3.md.
711
712 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
713
714         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
715         instead of TARGET_STRICT_ALIGN.
716
717 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
718
719         * explow.c (memory_address): Assert that the generated address is
720         valid.
721
722 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
723
724         PR target/25477
725         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
726         * config/darwin-ppc-ldouble-patch.def: New file.
727         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
728         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
729         SUBTARGET_INIT_BUILTINS if defined.
730         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
731         New functions.
732
733 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
734
735         PR rtl-opt/33512
736         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
737         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
738
739 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
740
741         PR pch/35027
742         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
743         file" warning condtional on -Winvalid-PCH.
744
745 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
746
747         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
748
749 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
750
751         PR target/22076
752         PR target/34256 
753         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
754         prevent reload from using MMX registers.
755         (*mov<mode>_internal): Ditto.
756         (*movv2sf_internal_rex64): Ditto.
757         (*movv2sf_internal): Ditto.
758
759 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
760
761         PR documentation/31569
762         * doc/install.texi2html: Use makeinfo --no-number-sections.
763
764 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
765
766         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
767         ensure that we can address an entire entity > 8 bytes.  Don't
768         generate reg+reg addressing for such data.
769
770 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
771
772         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
773         strings when optimizing for size, unless the target cares about
774         alignment.
775
776 2008-02-22  Tom Tromey  <tromey@redhat.com>
777
778         * regclass.c (current_pass): Remove declaration.
779
780 2008-02-22  Anatoly Sokolov <aesok@post.ru>
781
782         * config/avr/libgcc.S (__RAMPZ__): Define.
783         (__do_copy_data): Add for devices with 128KB code memory.
784
785 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
786
787         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
788         Use spe_abi.
789         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
790
791 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
792
793         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
794         GENNONACR_REGS.
795
796 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
797
798         PR c/19999
799         * c-typeck.c (build_binary_op): Warn about floating point
800         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
801
802 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
803
804         PR target/34526
805         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
806         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
807         add vrsave.
808         (rs6000_override_options): Set altivec_abi as default, not override,
809         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
810         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
811         is used; use new member spe_abi.
812         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
813         spe_abi and altivec_abi.
814
815 2008-02-22  Tomas Bily  <tbily@suse.cz>
816
817         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
818
819 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
820
821         PR bootstrap/35273
822         * config.build (build_file_translate): Set to `CMD //c' only if
823         it works.
824         * Makefile.in (build_file_translate): Improve comment.
825
826 2008-02-21  Jan Hubicka  <jh@suse.cz>
827
828         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
829         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
830         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
831
832 2008-02-21  Michael Matz  <matz@suse.de>
833
834         PR target/35264
835         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
836
837 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
838
839         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
840         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
841         as insn constraint.
842         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
843         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
844         SSE_VEC_FLOAT_MODE_P as insn constraint.
845         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
846         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
847         sse4a_movntdf using MODEF mode iterator.
848         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
849         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
850         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
851         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
852         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
853         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
854         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
855
856 2008-02-21  Richard Guenther  <rguenther@suse.de>
857
858         * tree.def (PAREN_EXPR): New tree code.
859         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
860         and PAREN_EXPR.
861         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
862         * expr.c (expand_expr_real_1): Likewise.
863         * tree-inline.c (estimate_num_insns_1): Likewise.
864         * tree-complex.c (expand_complex_move): Likewise.
865         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
866         as plain x.
867
868 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
869
870         PR target/35225
871         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
872
873 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
874
875         PR target/35190
876         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
877
878         * config/sh/sh.c (find_barrier): Don't go past
879         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
880
881 2008-02-20  DJ Delorie  <dj@redhat.com>
882
883         * config/h8300/h8300.md (insv): Force source operand to be a register.
884
885         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
886         as a jump, not as a plain insn.
887         
888 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
889
890         * doc/invoke.texi (Warning Options): Add new option
891         -Wframe-larger-than=.
892         (-Wframe-larger-than): Document.
893
894         * flags.h (warn_frame_larger_than, frame_larger_than_size):
895         Add declarations for new option variables.
896
897         * final.c (final_start_function): Check the frame size
898         before emission and issue a Wframe-larger-than warning.
899
900         * opts.c (warn_frame_larger_than, frame_larger_than_size):
901         Add definitions for new option variables.
902         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
903
904         * common.opt (Wframe-larger-than=): New option.
905
906 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
907
908         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
909         (<sse>_div<mode>3): Ditto.
910         (<sse>_vmdiv<mode>3): Ditto.
911         (<sse>_vmsqrt<mode>2): Ditto.
912         (*smax<mode>3): Ditto.
913         (sse5_frcz<mode>2): Ditto.
914         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
915         as insn constraint.
916
917 2008-02-20  Richard Guenther  <rguenther@suse.de>
918
919         PR middle-end/35265
920         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
921         be happy with INTEGRAL_TYPE_P.
922
923 2008-02-20  Richard Guenther  <rguenther@suse.de>
924
925         * fold-const.c (split_tree): Associate floatig-point expressions
926         if flag_associative_math is set.
927
928 2008-02-20  Richard Guenther  <rguenther@suse.de>
929
930         * tree.h (fold_real_zero_addition_p): Declare.
931         * fold-const.c (fold_real_zero_addition_p): Export.
932         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
933         floating-point operations with zero and one.
934
935 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
936
937         * doc/install.texi: Correct references to CFLAGS, replacing them
938         with BOOT_CFLAGS.  Document flags used during bootstrap for
939         target libraries.
940                                 
941 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
942
943         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
944         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
945         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
946         insn constraint.
947         (smin<mode>3): Ditto from similar patterns.
948         (smax<mode>3): Ditto.
949         (*ieee_smin<mode>3): Ditto.
950         (*ieee_smax<mode>3): Ditto.
951         * config/i386/sse.md (sse): New mode attribute.
952         (mov<mode>): Macroize expander from movv4sf and movv2df using
953         SSEMODEF2P mode iterator.
954         (<sse>_movnt<mode>): Ditto from similar patterns. Use
955         SSE_VEC_FLOAT_MODE_P as insn constraint.
956         (storent<mode>): Ditto.
957         (storent<mode>): Macroize expander from storentsf and storentdf using
958         MODEF mode iterator.
959         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
960         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
961         (abs<mode>2): Ditto from similar patterns.
962         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
963         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
964         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
965         (<sse>_vmsqrt<mode>2): Ditto.
966         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
967         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
968         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
969         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
970         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
971         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
972         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
973         insn constraint.
974         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
975         iterator and SSE_FLOAT_MODE_P as insn constraint.
976         (<sse>_ucomi): Ditto from similar patterns.
977         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
978         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
979         SSE_VEC_FLOAT_MODE_P as insn constraint.
980         (vcond<mode>): Ditto from similar patterns.
981         (and<mode>3, *and<mode>3): Ditto.
982         (<sse>_nand<mode>3): Ditto.
983         (ior<mode>3, *ior<mode>3): Ditto.
984         (xor<mode>3, *xor<mode>3): Ditto.
985         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
986         iterator and SSE_FLOAT_MODE_P as insn constraint.
987         (*nand<mode>3): Ditto from similar patterns.
988         (*ior<mode>3): Ditto.
989         (*xor<mode>3): Ditto.
990
991 2008-02-20  Ira Rosen  <irar@il.ibm.com>
992
993         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
994         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
995         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
996
997 2008-02-19  Jan Hubicka  <jh@suse.cz>
998
999         * predict.c (tree_bb_level_predictions): Remove variable next
1000         mistakely introduced by previous commit.
1001
1002 2008-02-19  Jan Hubicka  <jh@suse.cz>
1003
1004         * predict.c (predict_paths_leading_to): Rewrite.
1005         (predict_paths_for_bb): New.
1006         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1007
1008 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1009
1010         PR bootstrap/35218
1011         * Makefile.in (build_file_translate): New.
1012         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1013         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1014         * configure.ac (build_file_translate): Substitute it.
1015         * configure: Regenerate.
1016
1017 2008-02-19  Jan Hubicka  <jh@suse.cz>
1018
1019         PR rtl-optimization/34408
1020         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1021         invalid sharing.
1022
1023 2008-02-19  Jan Hubicka  <jh@suse.cz>
1024
1025         PR middle-end/28779
1026         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1027         call_expr.
1028
1029 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1030
1031         PR Ada/35186
1032         * config/i386/i386-modes.def: Revert the last DI alignment
1033         change until Ada people can look into it.
1034
1035 2008-02-19  Nick Clifton  <nickc@redhat.com>
1036
1037         * opts.c (print_specific_help): Fix typo in --help text.
1038
1039 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1040
1041         PR target/35239
1042         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1043         32-bit inline asm without asm alternatives for host GCC < 3.0.
1044
1045 2008-02-19  Richard Guenther  <rguenther@suse.de>
1046
1047         PR tree-optimization/34989
1048         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1049         Allow propagation to INDIRECT_REF if we can simplify only.
1050
1051 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1052
1053         * c-common.c (warn_for_collisions_1): Use appropriate option when
1054         warning.
1055
1056 2008-02-19  Nick Clifton  <nickc@redhat.com>
1057
1058         PR other/31349
1059         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1060         (handle_options): Fix indentation.
1061         (print_filtered_help): If no language-specific options were
1062         displayed tell the user how to list all the options supported by
1063         the language's front-end.
1064         (print_specific_help): Fix indentation and remove duplicate line.
1065         (common_handle_option): Handle the -v option.
1066         For --help enable the display of undocumented options if the -v
1067         switch has been included on the command line.
1068         For --help= check for overlaps in the arguments between the option
1069         classes and the language names and issue a warning when they
1070         cannot be disambiguated.
1071         * c.opt (v): Pass on to the common option handler.
1072
1073 2008-02-19  Revital Eres  <eres@il.ibm.com> 
1074
1075         * modulo-sched.c (sms_schedule): Change dump message when
1076         create_ddg function fails.
1077         (try_scheduling_node_in_cycle): Rename row to cycle.
1078         (print_partial_schedule): Rename CYCLE to ROW.
1079
1080 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1081             Zdenek Dvorak  <ook@ucw.cz>
1082
1083         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1084
1085 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1086
1087         PR target/33555
1088         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1089         (*x86_movdicc_0_m1_se): Ditto.
1090
1091 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1092
1093         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1094         (CMPtype): Define as __gcc_CMPtype.
1095         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1096         (CMPtype): Define as __gcc_CMPtype.
1097
1098 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1099
1100         Support valgrind 3.3 for --enable-checking=valgrind.
1101         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1102         here.
1103         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1104         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1105         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1106         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1107         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1108         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1109         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1110         respectively.
1111         * ggc-zone.c: Similar.
1112         * ggc-page.c: Similar.
1113
1114 2008-02-19  Paul Brook  <paul@codesourcery.com>
1115
1116         PR target/35071
1117         * config/arm/ieee754-df.S: Fix do_it typo.
1118         * config/arm/ieee754-sf.S: Fix do_it typo.
1119
1120 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1121
1122         PR target/35189
1123         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1124         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1125         (OPTION_MASK_ISA_SSE_SET): Likewise.
1126         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1127         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1128         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1129         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1130         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1131         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1132         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1133         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1134         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1135         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1136         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1137         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1138         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1139         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1140         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1141         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1142         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1143         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1144         (OPTION_MASK_ISA_SSE4): Removed.
1145         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1146         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1147         -mXXX.
1148         (override_options): Don't turn on implied SSE/MMX bits in
1149         ix86_isa_flags.
1150
1151 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1152
1153         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1154         32bit host.
1155
1156 2008-02-18  Joey Ye  <joey.ye@intel.com>
1157
1158         PR middle-end/34921
1159         * tree-nested.c (insert_field_into_struct): Set type alignment
1160         to field alignment if the former is less than the latter.
1161
1162 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1163
1164         * BASE-VER: Set to 4.4.0.
1165
1166 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1167
1168         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1169         * doc/cfg.texi: Likewise.
1170         * doc/extend.texi: Likewise.
1171         * doc/gty.texi: Likewise.
1172         * doc/invoke.texi: Likewise.
1173         * doc/loop.texi: Likewise.
1174         * doc/md.texi: Likewise.
1175         * doc/passes.texi: Likewise.
1176         * doc/rtl.texi: Likewise.
1177         * doc/sourcebuild.texi: Likewise.
1178         * doc/tm.texi: Likewise.
1179         * doc/tree-ssa.texi: Likewise.
1180
1181 2008-02-17  Richard Guenther  <rguenther@suse.de>
1182
1183         PR middle-end/35227
1184         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1185         without default definition.
1186
1187 2008-02-17  Richard Guenther  <rguenther@suse.de>
1188
1189         PR tree-optimization/35231
1190         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1191         if A | B != 1.
1192
1193 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1194
1195         Revert:
1196
1197         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1198         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1199         libgcc_cmp_return mode.
1200
1201 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1202
1203         PR c/28368
1204         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1205
1206 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1207
1208         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1209         multilibs.
1210
1211 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1212
1213         * doc/c-tree.texi: Use `@.' where appropriate.
1214         * doc/extend.texi: Likewise.
1215         * doc/install.texi: Likewise.
1216         * doc/invoke.texi: Likewise.
1217         * doc/loop.texi: Likewise.
1218         * doc/makefile.texi: Likewise.
1219         * doc/md.texi: Likewise.
1220         * doc/passes.texi: Likewise.
1221         * doc/standards.texi: Likewise.
1222         * doc/tm.texi: Likewise.
1223
1224 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1225
1226         PR middle-end/35196
1227         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1228         in entry_bb.
1229         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1230         rather than in entry_bb.
1231
1232 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1233
1234         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1235         libgcc_cmp_return mode.
1236
1237 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1238
1239         PR middle-end/35130
1240         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1241         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1242
1243 2008-02-15  Richard Guenther  <rguenther@suse.de>
1244             Zdenek Dvorak  <ook@ucw.cz>
1245
1246         PR tree-optimization/35164
1247         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1248         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1249         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1250         Only propagate addresses which do not have abnormal SSA_NAMEs
1251         in their operands.
1252
1253 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1254
1255         PR target/35088
1256         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1257
1258 2008-02-15  Jan Hubicka  <jh@suse.cz>
1259
1260         PR middle-end/35149
1261         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1262
1263 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1264
1265         PR middle-end/34621
1266         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1267         when calculating alignment_pad.
1268
1269 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1270
1271         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1272         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1273         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1274         and STACK_BOUNDARY define.
1275
1276 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1277
1278         PR preprocessor/35061
1279         * c-pragma.c (handle_pragma_pop_macro): Check that
1280         pushed_macro_table has been allocated.
1281
1282 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1283
1284         PR middle-end/35136
1285         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1286         (force_gimple_operand): Likewise.
1287         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1288         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1289         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1290         (find_interesting_uses_address): Check addressability and alignment
1291         of the base expression only after substituting bases of IVs into it.
1292
1293 2008-02-14  Michael Matz  <matz@suse.de>
1294
1295         PR target/34930
1296         * function.c (instantiate_virtual_regs_in_insn): Reload address
1297         before falling back to reloading the whole operand.
1298
1299 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1300
1301         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1302         before the first section switch note.
1303
1304 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1305
1306         * doc/bugreport.texi: Update copyright years.
1307         * doc/c-tree.texi: Likewise.
1308         * doc/cfg.texi: Likewise.
1309         * doc/cpp.texi: Likewise.
1310         * doc/cppinternals.texi: Likewise.
1311         * doc/fragments.texi: Likewise.
1312         * doc/frontends.texi: Likewise.
1313         * doc/gcc.texi: Likewise.
1314         * doc/gty.texi: Likewise.
1315         * doc/hostconfig.texi: Likewise.
1316         * doc/implement-c.texi: Likewise.
1317         * doc/libgcc.texi: Likewise.
1318         * doc/loop.texi: Likewise.
1319         * doc/makefile.texi: Likewise.
1320         * doc/options.texi: Likewise.
1321         * doc/passes.texi: Likewise.
1322         * doc/rtl.texi: Likewise.
1323         * doc/sourcebuild.texi: Likewise.
1324         * doc/standards.texi: Likewise.
1325         * doc/tree-ssa.texi: Likewise.
1326         * doc/trouble.texi: Likewise.
1327
1328         * doc/extend.texi: Use @: or add comma where appropriate.
1329         * doc/invoke.texi: Likewise.
1330         * doc/tm.texi: Likewise.
1331
1332 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1333
1334         PR target/34393
1335         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1336         to a reg.
1337
1338 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1339
1340         * doc/md.texi (clz, ctz): Add reference.
1341         * doc/rtl.texi (clz, ctz): Likewise.
1342
1343 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1344
1345         PR other/35148
1346         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1347         srcdir.
1348
1349 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1350
1351         * config/s390/s390.c (struct constant_pool): New field
1352         emit_pool_after added.
1353         (s390_mainpool_start): Set the emit_pool_after flag according
1354         to the section switch notes.
1355         (s390_mainpool_finish): Consider emit_pool_after when emitting
1356         the literal pool at the end of the function.
1357         (s390_chunkify_start): Force literal pool splits at section
1358         switch notes.
1359
1360 2008-02-13  Michael Matz  <matz@suse.de>
1361
1362         PR debug/35065
1363         * var-tracking.c (clobber_variable_part): Correctly traverse the
1364         list.
1365
1366 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1367
1368         PR 29673
1369         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1370         Add -fdump-ipa-inline.
1371         * tree-dump.c (dump_files): Remove tree-inlined dump.
1372         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1373         
1374 2008-02-12  Richard Guenther  <rguenther@suse.de>
1375
1376         PR tree-optimization/35171
1377         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1378         default defs.
1379
1380 2008-02-12  Richard Guenther  <rguenther@suse.de>
1381
1382         PR middle-end/35163
1383         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1384         value-preserving mode.  Disallow final truncation.
1385
1386 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1387
1388         PR middle-end/35136
1389         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1390         code from here to...
1391         (force_gimple_operand): ...here.
1392
1393 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1394
1395         PR c++/35144
1396         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1397         non-compatible pointers.
1398         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1399         different FIELD_DECLs, try harder by comparing field offsets, sizes
1400         and types.
1401
1402         PR inline-asm/35160
1403         * function.c (match_asm_constraints_1): Don't replace the same input
1404         multiple times.
1405
1406 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1407
1408         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1409         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1410         (expand_epilogue): Restore RAMPZ register.
1411         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1412
1413 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1414
1415         * config/i386/cygwin.asm: (__alloca): Correct calling
1416         convention and alignment.
1417         (__chkstk): Force 8 byte stack alignment.
1418
1419 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1420             Richard Guenther  <rguenther@suse.de>
1421
1422         PR tree-optimization/33992
1423         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1424         the zero we compare against.
1425
1426 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1427
1428         PR libfortran/35063
1429         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1430         to CloseHandle after unlocking to prevent accumulation of handle
1431         count.
1432
1433 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1434
1435         PR middle_end/34150
1436         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1437         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1438         and update LABEL_NUSES during and after reload.
1439
1440 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1441
1442         PR middle-end/34627
1443         * combine.c (simplify_if_then_else): Make sure the comparison is
1444         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1445
1446 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1447
1448         PR bootstrap/35051
1449         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1450         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1451         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1452         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1453         * tree.h (get_type_static_bounds): Likewise.
1454
1455 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1456
1457         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1458         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1459         Make -Wfoo language annotations match what the compiler outputs.
1460
1461 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1462
1463         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
1464         intrinsics spu_convts, spu_convtu, spu_convtf.
1465         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1466
1467 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1468
1469         * doc/extend.texi (Function Attributes) <noinline>: Mention
1470         asm ("") as method to keep calls.
1471
1472 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1473
1474         PR other/32754
1475         * doc/options.texi (Options): Replace references to opts.sh with
1476         optc-gen.awk.
1477         * opts-common.c: Likewise.
1478         * optc-gen.awk: Likewise.
1479         
1480 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1481
1482         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1483
1484 2008-02-07  Richard Henderson  <rth@redhat.com>
1485
1486         PR rtl-opt/33410
1487         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1488         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
1489         funny mode.
1490
1491 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1492
1493         PR tree-optimization/35085
1494         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1495         for operand entry oe2 in addition to operand entry oe3 in order to
1496         expose more opportunities for vectorizer sum reduction.
1497
1498 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1499
1500         PR other/35107
1501         * Makefile.in (LIBS): Remove $(GMPLIBS).
1502         (cc1-dummy, cc1): Add $(GMPLIBS).
1503
1504 2008-02-06  Jan Hubicka  <jh@suse.cz>
1505
1506         PR target/23322
1507         * i386.md (moddf_integer): Do not produce partial memory stalls for
1508         targets where it hurts.
1509
1510 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1511
1512         PR target/35083
1513         * optabs.c (expand_float): Do not check for decimal modes when
1514         expanding unsigned integer through signed conversion.
1515
1516 2008-02-06  Nick Clifton  <nickc@redhat.com>
1517
1518         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1519         inside the clobber with a match_operand and duplicated operand
1520         number in the constraint.
1521         (ineqbranchsi): Delete redundant comment.
1522
1523 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1524
1525         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
1526         builtin_define ("__USE_INIT_FINI__").
1527         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1528         -msx multilibs.
1529         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1530
1531 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1532
1533         PR documentation/30330
1534         * doc/invoke.texi (C++ Dialect Options)
1535         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1536         For each warning option -Wfoo that allows -Wno-foo, ensure both
1537         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1538         entry of -Wswitch-default, index -Wnormalized= including the
1539         `=', and -Wlarger-than-@var{len} including @var{len}.
1540
1541 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1542
1543         * config/i386/i386.md (floatunssisf2): Use
1544         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1545         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1546         Macroize expander using MODEF mode iterator.
1547
1548 2008-02-05  Diego Novillo  <dnovillo@google.com>
1549
1550         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1551
1552         PR 33738
1553         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1554
1555 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1556
1557         PR other/35070
1558         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1559
1560 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1561
1562         PR target/35084
1563         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1564         to indicate if a message should be generated.
1565         (init_cumulative_args): Updated.
1566         (function_value_32): Likewise.
1567
1568 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1569
1570         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1571
1572 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1573
1574         PR target/35083
1575         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1576         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1577
1578 2008-02-04  Diego Novillo  <dnovillo@google.com>
1579
1580         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1581
1582         PR 33738
1583         * tree-vrp.c (vrp_evaluate_conditional): With
1584         -Wtype-limits, emit a warning when comparing against a
1585         constant outside the natural range of OP0's type.
1586
1587 2008-02-04  Richard Guenther  <rguenther@suse.de>
1588
1589         PR middle-end/33631
1590         * expr.c (count_type_elements): Give for unions instead of
1591         guessing.
1592
1593 2008-02-04  Richard Guenther  <rguenther@suse.de>
1594
1595         PR middle-end/35043
1596         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1597         to TYPE_DOMAINs base type instead of using bitsizetype here.
1598
1599 2008-02-03  Jason Merrill  <jason@redhat.com>
1600
1601         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1602
1603 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1604
1605         PR other/29972
1606         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1607         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1608         (RS/6000 and PowerPC Options): Fix typos and markup.
1609         * doc/passes.texi (Tree-SSA passes): Likewise.
1610
1611 2008-02-02  Michael Matz  <matz@suse.de>
1612
1613         PR target/35045
1614         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1615         from record_last_reg_set_info.
1616         (record_last_reg_set_info): Take an RTX argument, iterate over all
1617         constituent hardregs.
1618         (record_last_set_info, record_opr_changes): Change calls to
1619         new signature or to record_last_reg_set_info_regno.
1620
1621 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1622
1623         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1624
1625 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1626
1627         PR rtl-optimization/34773
1628         * reg-notes.def (EQUAL): Mention significance of combination of
1629         REG_EQUAL and REG_RETVAL.
1630         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1631         insn that has a REG_RETVAL.
1632
1633 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1634
1635         PR bootstrap/33781
1636         * configure.ac (--enable-fixed-point): Disable unless explicitly
1637         requested on IRIX.
1638         * configure: Regenerate.
1639
1640 2008-02-01  Richard Guenther  <rguenther@suse.de>
1641
1642         PR other/35042
1643         * invoke.texi (-finline-limit): Remove no longer true parts
1644         of the documentation.  Note that there is no default value.
1645
1646 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1647             Mark Mitchell  <mark@codesourcery.com>
1648             Ben Elliston  <bje@au.ibm.com>
1649
1650         PR c/29326
1651         * doc/extend.texi (Other Builtins): Document.
1652
1653 2008-01-31  Tom Browder <tom.browder@gmail.com>
1654
1655         * doc/c-tree.texi (Types): Fix grammar.
1656         (Expression trees): Ditto.
1657         * doc/passes.texi (Tree-SSA passes): Ditto.
1658         
1659         * doc/configterms.texi (Configure Terms): Fix typo.
1660         * doc/cpp.texi (Common Predefined Macros): Ditto.
1661         * doc/md.texi (Machine Constraints): Ditto.
1662         
1663         * doc/makefile.texi (Makefile): Add comma.
1664
1665 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1666             Gerald Pfeifer  <gerald@pfeifer.com>
1667         
1668         * doc/sourcebuild.texi (Front End): Remove references to CVS
1669         and CVSROOT/modules.
1670         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1671         (Back End): Remove reference to CVS.
1672
1673 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1674
1675         PR target/34900
1676         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1677         comment from...
1678         (mips16_gp_pseudo_reg): ...here.
1679         * config/mips/mips.md (load_const_gp): Replace with...
1680         (load_const_gp_<mode>): ...this :P-based insn.
1681
1682 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1683
1684         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1685         options. Minor fixes.
1686         (-std): Move reference to standards closer to where language
1687         standards are first mentioned.
1688         
1689 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1690
1691         PR rtl-optimization/34995
1692         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1693         parameter and return a bool.  If the rtx parameter is nonnull,
1694         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1695         (find_reloads): Update call accordingly.  Pass the new operand
1696         if it needed no address reloads, otherwise pass null.
1697
1698 2008-01-30  Richard Henderson  <rth@redhat.com>
1699
1700         PR c/34993
1701         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1702         for unbounded arrays.
1703
1704 2008-01-30  Silvius Rus  <rus@google.com>
1705
1706         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1707
1708 2008-01-30  Jan Hubicka  <jh@suse.cz>
1709
1710         PR target/34982
1711         * i386.c (init_cumulative_args): Use real function declaration when
1712         calling locally.
1713
1714 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1715
1716         PR rtl-optimization/34998
1717         * global.c (build_insn_chain): Treat non-subreg_lowpart
1718         SUBREGs of pseudos as clobbering all the words covered by the
1719         SUBREG, not just all the bytes.
1720         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1721         original df_ref rather than an extract parameter.
1722         (global_conflicts): Update call accordingly.
1723
1724 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1725
1726         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1727         the overflow check to make it easier to read.
1728         (__fixtfdi): Change the type of the ll member in union
1729         long_double to UDItype_x.
1730
1731 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1732
1733         PR middle-end/34969
1734         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1735         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1736         * tree-inline.c (fold_marked_statements): Call
1737         cgraph_update_edges_for_call_stmt if folding a call statement.
1738         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1739         debug_generic_stmt calls, reset it back afterwards.
1740
1741         PR c/35017
1742         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1743         static decls.
1744         * c-typeck.c (build_external_ref): Don't pedwarn about
1745         static vars in current function's scope.
1746
1747 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
1748
1749         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1750
1751 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
1752
1753         PR c/35002
1754         * ipa-struct-reorg.c: Fix spelling.
1755         * params.def: Ditto.
1756
1757 2008-01-29  Richard Guenther  <rguenther@suse.de>
1758
1759         PR middle-end/35006
1760         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1761         field.
1762         * tree-inline.c (remap_type): Increment remapping_type_depth
1763         around remapping types.
1764         (copy_body_r): Only add referenced variables if they are referenced
1765         from code, not types.
1766
1767 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
1768
1769         PR c++/34055
1770         PR c++/34103
1771         PR c++/34219
1772         PR c++/34606
1773         PR c++/34753
1774         PR c++/34754
1775         PR c++/34755
1776         PR c++/34919
1777         PR c++/34961
1778         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1779         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1780
1781 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
1782
1783         PR target/34412
1784         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
1785         pointer for tiny stack.
1786
1787 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1788
1789         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1790
1791 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
1792
1793         * config/vx-common.h: Fix typo in comment.
1794
1795 2008-01-28  Ian Lance Taylor  <iant@google.com>
1796
1797         PR c++/34862
1798         PR c++/33407
1799         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1800         coalesce pointers if they have different DECL_NO_TBAA_P values.
1801         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1802         between variables with different DECL_NO_TBAA_P values.
1803
1804 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
1805
1806         PR 31535
1807         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1808         are not legitimate small data references on SPE targets.
1809
1810 2008-01-28  David Daney  <ddaney@avtrex.com>
1811
1812         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1813
1814 2008-01-28  David Daney  <ddaney@avtrex.com>
1815
1816         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
1817
1818 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
1819
1820         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1821         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1822         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1823         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1824         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1825         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1826         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1827         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1828
1829 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1830
1831         * basic-block.h (condjump_equiv_p): Fix comment.
1832
1833 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1834
1835         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1836         print_generic_stmt_indented): Fix comment.
1837
1838 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
1839
1840         * configure.ac (__stack_chk_fail): Add detecion for availability
1841         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1842         * configure: Regenerate.
1843
1844 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
1845
1846         PR middle-end/34688
1847         * final.c (output_addr_const): Handle TRUNCATE.
1848
1849 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
1850
1851         PR target/34711
1852         * tree-ssa-loop-ivopts.c (comp_cost): New type.
1853         (zero_cost, infinite_cost): New constants.
1854         (struct cost_pair): Change type of cost to comp_cost.
1855         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1856         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1857         New functions.
1858         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1859         split_address_cost, ptr_difference_cost, difference_cost,
1860         get_computation_cost_at, get_computation_cost,
1861         determine_use_iv_cost_generic, determine_use_iv_cost_address,
1862         determine_use_iv_cost_condition, determine_use_iv_costs,
1863         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1864         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1865         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1866         Change type of cost to comp_cost.
1867         (determine_iv_cost): Increase cost of non-original ivs, instead
1868         of decreasing the cost of original ones.
1869         (get_address_cost): Indicate the complexity of the addressing mode 
1870         in comp_cost.
1871         (try_add_cand_for): Prefer using ivs not specific to some object.
1872         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1873
1874 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
1875             Janis Johnson  <janis187@us.ibm.com>
1876
1877         PR target/34814
1878         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1879         (TARGET_INSTANTIATE_DECLS): Likewise.
1880         * target.h (expand_to_rtl_hook): New target hook.
1881         (instantiate_decls): Likewise.
1882         * function.c (instantiate_decl): Make non-static.  Rename to...
1883         (instantiate_decl_rtl): ... this.
1884         (instantiate_expr): Use instantiate_decl_rtl.
1885         (instantiate_decls_1): Likewise.
1886         (instantiate_decls): Likewise.
1887         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1888         * function.h (instantiate_decl_rtl): Add prototype.
1889         * cfgexpand.c (target.h): New include.
1890         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1891         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1892         (TARGET_INSTANTIATE_DECLS): Likewise.
1893         (TARGET_INITIALIZER): New target hooks added.
1894         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1895         New prototype.
1896         * config/rs6000/rs6000.c (tree-flow.h): New include.
1897         (machine_function): Add sdmode_stack_slot field.
1898         (rs6000_alloc_sdmode_stack_slot): New function.
1899         (rs6000_instantiate_decls): Likewise.
1900         (rs6000_secondary_memory_needed_rtx): Likewise.
1901         (rs6000_check_sdmode): Likewise.
1902         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1903         (TARGET_INSTANTIATE_DECLS): Likewise.
1904         (rs6000_hard_regno_mode_ok): Allow SDmode.
1905         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
1906         (rs6000_emit_move): Handle SDmode.
1907         (function_arg_advance): Likewise.
1908         (function_arg): Likewise.
1909         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
1910         SDmode var args for 32-bit compiles.
1911         (rs6000_secondary_reload_class): Handle SDmode.
1912         (rs6000_output_function_epilogue): Likewise.
1913         (rs6000_function_value): Simplify if statement.
1914         (rs6000_libcall_value): Likewise.
1915         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1916         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1917         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1918         (movsd_hardfloat): New define_insn.
1919         (movsd_softfloat): Likewise.
1920         (movsd_store): Likewise.
1921         (movsd_load): Likewise.
1922         (extendsddd2): Likewise.
1923         (extendsdtd2): Likewise.
1924         (truncddsd2): Likewise.
1925         (movdd_hardfloat64): Fixup comment.
1926         (UNSPEC_MOVSD_LOAD): New constant.
1927         (UNSPEC_MOVSD_STORE): Likewise.
1928
1929 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
1930
1931         PR c++/34965
1932         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1933         TRUTH_XOR_EXPR.
1934         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1935         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1936         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1937         and TRUTH_XOR_EXPR.
1938
1939 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
1940
1941         PR target/34794
1942         * config.gcc: Separate AIX 5.3 from AIX 6.1.
1943         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1944         __LONGDOUBLE128 too.
1945         * config/rs6000/aix61.h: New file.
1946
1947 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1948
1949         PR rtl-optimization/34959
1950         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1951         popcount and parity rtxes the same mode as their operand.
1952         Truncate or extend the result to the return value's mode
1953         if necessary.
1954
1955 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
1956
1957         PR target/34981
1958         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1959         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1960         to GOT_VERSION_REGNUM.
1961         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1962         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1963         * config/mips/mips.c (mips_emit_call_insn): New function.
1964         (mips_call_tls_get_addr): Call mips_expand_call directly.
1965         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1966         emit_call_insn.
1967         (mips16_build_call_stub): Likewise.  Return the call insn or null.
1968         (mips_expand_call): Update the call to mips16_build_call_stub
1969         accordingly and a remove redundant condition.  Assert that MIPS16
1970         stubs do not use lazy binding.  Use mips_emit_call_insn and return
1971         the call insn.
1972         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1973         TARGET_USE_GOT.
1974         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1975         (mips_avoid_hazard): Remove hazard_set handling.
1976         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1977         (UNSPEC_RESTORE_GP): ...this.
1978         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1979         (FAKE_CALL_REGNO): Rename to...
1980         (GOT_VERSION_REGNUM): ...this.
1981         (type): Add "ghost" value.  Add an associated insn reservation.
1982         (hazard_set): Remove.
1983         (exception_receiver): Rename to...
1984         (restore_gp): ...this and update the unspec identifier accordingly.
1985         (exception_receiver, nonlocal_got_receiver): New expanders.
1986         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
1987         FAKE_CALL_REGNO.  Remove hazard_set attribute.
1988         (set_got_version, update_got_version): New patterns.
1989
1990 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
1991
1992         PR target/34970
1993         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1994
1995 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
1996
1997         PR other/31955
1998         * doc/install.texi2html: Generate gcc-vers.texi.
1999
2000 2008-01-25  DJ Delorie  <dj@redhat.com>
2001
2002         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2003
2004 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2005
2006         * config/c4x: Remove directory.
2007         * config.gcc (crx-*, mt-*): Mark obsolete.
2008         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2009         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2010         sh-*-rtemscoff*): Remove cases.
2011         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2012         * real.c (encode_c4x_single, decode_c4x_single,
2013         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2014         c4x_extended_format): Remove.
2015         * real.h (c4x_single_format, c4x_extended_format): Remove.
2016         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2017         on C4x.
2018         (Pragmas): Remove comment about c4x pragmas.
2019         * doc/install.texi (c4x): Remove target-specific instructions.
2020         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2021         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2022         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2023         refer to C4x source files as examples.
2024         (C4X_FLOAT_FORMAT): Remove documentation.
2025
2026 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2027
2028         * config/bfin/bfin.c (override_options): Reorder tests so that
2029         flag_pic gets enabled for -msep-data.
2030
2031 2008-01-25  Richard Guenther  <rguenther@suse.de>
2032
2033         PR middle-end/32244
2034         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2035         to its bitfield precision if required.
2036
2037 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2038
2039         PR middle-end/33880
2040         * tree-nested.c (walk_omp_for): New function.
2041         (convert_nonlocal_reference, convert_local_reference): Call
2042         walk_omp_for on OMP_FOR.
2043         (convert_call_expr): Call walk_body on OMP_FOR's
2044         OMP_FOR_PRE_INIT_BODY.
2045
2046 2008-01-25  Richard Guenther  <rguenther@suse.de>
2047
2048         PR tree-optimization/34966
2049         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2050         default defs and PHI_NODEs we have to insert after the
2051         defining statement.
2052
2053 2008-01-24  Nick Clifton  <nickc@redhat.com>
2054
2055         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2056         Provide a default definition.
2057         (LIBGCC2_UNITS_PER_WORD): Likewise.
2058
2059         * config/stormy16/stormy16.c: Include df.h for the prototype
2060         for df_regs_ever_live_p.
2061         (xstormy16_expand_builtin_va_start): Convert the stack offset
2062         into a component_ref and then use POINTER_PLUS_EXPR to add it
2063         to the incoming_virtual_args_rtx.
2064         (xstormy16_gimplify_va_arg_expr): Rename to
2065         xstormy16_gimplify_va_arg_expr.
2066         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2067         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2068         xstormy16_gimplify_va_arg_expr.
2069         Fix up some formatting issues.
2070
2071         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2072         Move to predicates.md.
2073         (xs_hi_general_operand): Likewise.
2074         (xs_hi_nonmemory_operand): Likewise.
2075         * config/stormy16/predicates.md:
2076         (xstormy16_carry_plus_operand): New predicate.
2077         (xs_hi_general_operand): New predicate.
2078         (xs_hi_nonmemory_operand): New predicate.
2079         * config/stormy16/stormy16-protos.h:
2080         (xstormy16_carry_plus_operand): Delete prototype.
2081         (xs_hi_general_operand): Likewise.
2082         (xs_hi_nonmemory_operand): Likewise.
2083
2084         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2085         modifiers as they are no longer needed and they can trigger
2086         reload spill failures.
2087
2088         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2089         with a match_operand in order to help reload.
2090
2091         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2092         constraint with 'e' for the 8th alternative as this version of
2093         the mov.w instruction only accepts the lower 8 registers.
2094
2095 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2096
2097         PR target/34856
2098         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2099         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2100         vector elements.
2101
2102 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2103
2104         PR middle-end/33333
2105         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2106
2107 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2108
2109         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2110         New functions.
2111         (remove_structure): Update allocations list before removing structure.
2112         
2113 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2114
2115         * ipa-struct-reorg.c (is_safe_cond_expr, 
2116         create_new_stmts_for_cond_expr): Use integer_zerop function,
2117         that recognize not only zero-pointer, but zero-integer too.
2118
2119 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2120
2121         PR other/22232
2122         * fixproto: Escape "." in sed expression that strips leading "./".
2123
2124 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2125
2126         PR driver/34904
2127         * gcc.c (SWITCH_OK): Removed.
2128         (SWITCH_LIVE): Changed to bit.
2129         (SWITCH_FALSE): Likewise.
2130         (SWITCH_IGNORE): Likewise.
2131         (switchstr): Change live_cond to unsigned int.
2132         (process_command): Replace SWITCH_OK with 0.
2133         (do_self_spec): Likewise.
2134         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2135         (give_switch): Likewise.
2136         (used_arg): Likewise.
2137         (do_spec_1): Set the SWITCH_IGNORE bit.
2138         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2139         bits.  Set the SWITCH_LIVE bit.
2140
2141 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2142
2143         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2144
2145 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2146
2147         PR tree-optimization/34472
2148         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2149         parameter to a "bool *" and set *DATA to false if there is
2150         an unsafe access.  Do not delete the structure here.
2151         (check_cond_exprs): Delete it here instead.
2152         (check_cond_exprs, exclude_cold_structs): Do not increase
2153         I when removing a structure.
2154
2155 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2156
2157         PR target/34856
2158         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2159         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2160
2161 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2162
2163         PR middle-end/34934
2164         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2165         a fixed vector for stack.
2166
2167 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2168
2169         PR c++/25701
2170         * doc/gcc.texi (Software development): Add a direntry for g++.
2171         
2172 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2173
2174         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2175         stale and straggling -fforce-addr comments above.
2176
2177         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2178         define.
2179         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2180         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2181
2182 2008-01-23  Michael Matz  <matz@suse.de>
2183
2184         PR debug/34895
2185         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2186         gen_type_die.
2187
2188 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2189
2190         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2191         malloc result type.
2192
2193 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2194
2195         * config/avr/avr.c (avr_current_arch): New variable.
2196         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2197         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2198         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2199         (avr_override_options): Init 'avr_current_arch'. 
2200         (base_arch_s): Move from here...
2201         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2202         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2203         'mega' to 'have_jmp_call'.
2204         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2205         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2206         macros.
2207         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2208         architectures.
2209         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2210         MULTILIB_MATCHES): (Ditto.).
2211
2212 2008-01-23  Richard Guenther  <rguenther@suse.de>
2213
2214         PR middle-end/31529
2215         * cgraphunit.c (cgraph_reset_node): Always mark the node
2216         not reachable if it is not queued already.
2217
2218 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2219
2220         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2221         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2222         (cputype_selected): New static variable.
2223         (bfin_handle_option): Set it if -mcpu is used.
2224         (override_option): Select default set of workarounds if no cpu type
2225         selected on the command line.
2226         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2227
2228         From  Michael Frysinger  <michael.frysinger@analog.com>
2229         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2230         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2231
2232         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2233         for bf547, bf523, bf524, and bf526.
2234         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2235         bf526.
2236         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2237         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2238         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2239         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2240         * doc/invoke.texi (Blackfin Options): Document that
2241         -mcpu now accept bf547, bf523, bf524, and bf526.
2242
2243 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2244
2245         PR rtl-optimization/34628
2246         * combine.c (try_combine): Stop and undo after the first combination
2247         if an autoincrement side-effect on the first insn has effectively
2248         been lost.
2249
2250 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2251
2252         PR target/34529
2253         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2254         Offset addresses are not valid for Altivec or paired float modes.
2255
2256 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2257
2258         PR c++/34607
2259         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2260         if DECL_INITIAL (decl) is error_mark_node.
2261
2262         PR c++/34914
2263         * c-common.c (handle_vector_size_attribute): Only allow
2264         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2265         the same way as pointer, array etc. types.
2266         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2267
2268         PR c++/34917
2269         * tree.c (build_type_attribute_qual_variant): Call
2270         build_qualified_type if attributes are equal, but quals are not.
2271
2272 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2273
2274         PR 32102
2275         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2276         * flags.h (warn_strict_aliasing): Remove.
2277         (warn_strict_overflow): Remove.
2278         * opts.c (warn_strict_aliasing): Remove.
2279         (warn_strict_overflow): Remove.
2280         * c-opts.c (c_common_handle_option): -Wall only sets
2281         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2282         (c_common_post_options): Give default values to -Wstrict-aliasing
2283         and -Wstrict-overflow if they are uninitialized.
2284         * common.opt (Wstrict-aliasing): Specify Var and Init.
2285         (Wstrict-overflow): Likewise.
2286
2287 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2288
2289         PR rtl-optimization/26854
2290         PR rtl-optimization/34400
2291         PR rtl-optimization/34884
2292         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2293         DF_RD->gen.
2294         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2295         (df_rd_bb_info.expanded_lr_out): Deleted
2296         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2297         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2298         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2299         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2300         Removed code to allocate, initialize or free expanded_lr_out.
2301         (df_rd_bb_local_compute_process_def): Restructured to make more
2302         understandable.
2303         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2304         sets if the sets are being trimmed.
2305
2306 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2307
2308         PR bootstrap/32287
2309         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2310         (as_vers): Likewise.
2311         * configure: Regenerated.
2312
2313 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2314
2315         PR middle-end/33092
2316         * tree-pass.h (pass_build_alias): New pass.
2317         * tree-ssa-alias.c (gate_build_alias): New.
2318         (pass_build_alias): New.
2319         * passes.c (init_optimization_passes): Add pass_build_alias after
2320         pass_create_structure_vars.
2321
2322 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2323
2324         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2325         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2326         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2327         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2328         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2329         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2330         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2331         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2332         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2333         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2334         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2335         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2336         * config/s390/s390.md (FP_ALL): New mode iterator.
2337         (_d): New mode attribute.
2338         ("*signbit<mode>2>"): Changed mode of first operand.
2339         ("isinf<mode>2"): Changed mode of first operand.
2340         ("*TDC_insn"): Adaptation for DFP modes.
2341
2342 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2343
2344         * tree.c (check_qualified_type): Improve function description.
2345
2346 2008-01-21  Jason Merrill  <jason@redhat.com>
2347
2348         PR c++/34196
2349         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2350         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2351         if it is set.
2352
2353 2008-01-21  DJ Delorie  <dj@redhat.com>
2354
2355         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2356         return zero.
2357
2358 2008-01-21  Richard Guenther  <rguenther@suse.de>
2359
2360         PR middle-end/34856
2361         * tree-cfg.c (verify_expr): Allow all invariant expressions
2362         instead of just constant class ones as reference argument.
2363         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2364         like any other constant.
2365         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2366
2367 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2368
2369         * regmove.c (fixup_match_1): Update call crossed frequencies.
2370
2371 2008-01-21  Richard Guenther  <rguenther@suse.de>
2372
2373         PR c/34885
2374         * tree-inline.c (setup_one_parameter): Deal with mismatched
2375         types using a VIEW_CONVERT_EXPR.
2376
2377 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2378             Olga Golovanevsky  <olga@il.ibm.com>
2379         
2380         PR tree-optimization/34701
2381         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2382         when the structure size is not a power of 2.
2383
2384 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2385
2386         * doc/install.texi: Add doc for --enable-checking=df.
2387         
2388 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2389
2390         PR rtl-optimization/34808
2391         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2392
2393 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2394
2395         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2396         input.
2397
2398 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2399
2400         PR rtl-optimization/26854
2401         PR rtl-optimization/34400
2402         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2403         DF_RD->gen.
2404         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2405         (df_rd_bb_info.expanded_lr_out): New.
2406         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2407         * loop_iv.c (iv_analysis_loop_init): Ditto.
2408         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2409         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2410         Added code to allocate, initialize or free expanded_lr_out.
2411         (df_rd_bb_local_compute_process_def): Restructured to make
2412         more understandable.
2413         (df_rd_confluence_n): Add code to do nothing with fake edges and
2414         code to no apply invalidate_by_call sets if the sets are being trimmed.
2415         (df_lr_local_finalize): Renamed to df_lr_finalize.
2416         (df_live_local_finalize): Renamed to df_live_finalize.
2417
2418 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2419
2420         PR target/34831
2421         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2422         deciding whether to use reciprocal instructions.
2423
2424 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2425
2426         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2427         dwarf2out_note_section_used if cold_text_section is NULL.
2428
2429 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2430
2431         PR gcov-profile/34610
2432         * tree-cfg.c (make_edges): Mark both outgoing edges from
2433         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2434         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2435         from OMP_FOR and OMP_CONTINUE outgoing edges.
2436
2437         * tree-profile.c (tree_profiling): Return early if
2438         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2439         at the end.
2440         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2441         from cfun to child_cfun.
2442         * function.h (struct function): Add after_tree_profile bit.
2443
2444 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2445
2446         * config/avr/avr.S (_exit): Disable interrupt.
2447
2448 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2449             Steven Bosscher  <stevenb.gcc@gmail.com>
2450
2451         PR rtl-optimization/26854
2452         PR rtl-optimization/34400
2453         * df-problems.c (df_live_scratch): New scratch bitmap.
2454         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2455         (df_live_reset): Clear the proper bitmaps.
2456         (df_live_bb_local_compute): Only process the artificial defs once
2457         since the order is not important.
2458         (df_live_init): Init the df_live sets only with the variables
2459         found live by df_lr.
2460         (df_live_transfer_function): Use the df_lr sets to prune the
2461         df_live sets as they are being computed.  
2462         (df_live_free): Free df_live_scratch.
2463
2464 2008-01-18  Ian Lance Taylor  <iant@google.com>
2465
2466         * common.opt: Add fmerge-debug-strings.
2467         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2468         flag_merge_debug_strings rather than flag_merge_constants.
2469         * doc/invoke.texi (Option Summary): Mention
2470         -fmerge-debug-strings.
2471         (Debugging Options): Document -fmerge-debug-strings.
2472
2473 2008-01-18  Ian Lance Taylor  <iant@google.com>
2474
2475         PR c++/33407
2476         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2477         (struct tree_function_decl): Add new field operator_new_flag.
2478         * tree-inline.c (expand_call_inline): When inlining a call to
2479         operator new, force the return value to go into a variable, and
2480         set DECL_NO_TBAA_P on that variable.
2481         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2482
2483 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2484
2485         PR debug/34484
2486         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2487         DWARF2_DEBUGGING_INFO.
2488         (dwarf2out_note_section_used): Ditto.  Add prototype.
2489         (have_multiple_function_sections, text_section_used,
2490         cold_text_section_used, *cold_text_sections): Move declarations
2491         before their uses.
2492
2493 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2494
2495         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2496         field and add signal_ra.
2497         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2498         assignments to frame state pc.  Move end of stack check after
2499         MD_FALLBACK_FRAME_STATE_FOR.
2500         (uw_update_context_1): Use frame state signal_regs if set, instead
2501         of checking signal_frame flag.
2502         (uw_update_context): Use frame state signal_ra if set.
2503         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2504         * config/xtensa/linux-unwind.h: New file.
2505
2506 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2507
2508         * modulo-sched.c (get_sched_window): Fix comment typo.
2509
2510 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2511
2512         PR tree-optimization/34648
2513         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2514
2515 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2516
2517         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2518         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2519
2520 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2521
2522         PR rtl-optimization/34400
2523         * df-core.c (df_worklist_dataflow_overeager,
2524         df_worklist_dataflow_doublequeue): New functions.
2525         (df_worklist_dataflow): Two different worklist solvers.
2526         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2527         New param.
2528
2529 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2530
2531         PR testsuite/34821
2532         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2533         and ftree-parallelize-loops.
2534
2535 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2536
2537         PR rtl-optimization/34826
2538         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2539
2540 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2541
2542         * global.c (find_reg): Mark the eh regs as used if necessary.
2543         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2544         * ra.h (struct allocno): no_eh_reg field added.  Changed
2545         no_stack_reg type to bitfield.
2546
2547 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2548
2549         * tree.c (substitute_in_expr): Add missing 'break'.
2550
2551 2008-01-17  Richard Guenther  <rguenther@suse.de>
2552
2553         PR tree-optimization/34825
2554         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2555         x / x as division to handle.
2556
2557 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2558
2559         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2560         "-pthread" is specified.
2561         * pa-hpux11.h (LIB_SPEC): Likewise.
2562
2563 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2564             Peter Bergner  <bergner@vnet.ibm.com>
2565
2566         PR rtl-optimization/33796
2567         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2568
2569 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2570
2571         PR libgfortran/34699
2572         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2573         static links.
2574         * pa-hpux10.h (LINK_SPEC): Likewise.
2575         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2576
2577 2008-01-16  Richard Guenther  <rguenther@suse.de>
2578
2579         PR middle-end/32628
2580         * fold-const.c (fold_convert_const_int_from_int): Do not
2581         set overflow if that occured only because of a sign extension
2582         change when converting from/to a sizetype with the same
2583         precision and signedness.
2584
2585 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2586
2587         PR debug/34249
2588         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2589         location address to the correct place.  Update copyright year.
2590
2591 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2592
2593         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2594         no dependences in the dependence_relations vector.
2595
2596 2008-01-16  Jan Hubicka  <jh@suse.cz>
2597
2598         PR rtl-optimization/31396
2599         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2600         * cfg.c (dump_reg_info): Print it.
2601         * regs.h (struct reg_info_t): add freq_calls_crossed.
2602         (REG_FREQ_CALLS_CROSSED): New macro.
2603         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2604         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2605         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2606         regmove_optimize): Update call crossed frequencies.
2607         * local-alloc.c (struct qty): Add freq_calls_crossed.
2608         (alloc_qty): Copute freq_calls_crossed.
2609         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2610         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2611         * ra.h (struct allocno): Add freq_calls_crossed.
2612
2613 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2614
2615         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2616         libgomp when compiling with ftree-parallelize-loops.
2617         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2618
2619 2008-01-16  Richard Guenther  <rguenther@suse.de>
2620
2621         PR tree-optimization/34769
2622         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2623         * tree.c (int_cst_value): Instead make this function more
2624         permissive in what it accepts as valid input.  Document this
2625         function always sign-extends the value.
2626
2627 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2628             Richard Guenther  <rguenther@suse.de>
2629
2630         PR c/34668
2631         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2632         (gimple_fold_indirect_ref_rhs): ... this.
2633         (gimple_fold_indirect_ref): New function with foldings
2634         that preserve lvalueness.
2635         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2636         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2637         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2638         to fold an INDIRECT_REF, fall back to the old use of
2639         fold_indirect_ref_1.
2640
2641 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2642
2643         * tree-data-ref.c (subscript_dependence_tester_1): Call 
2644         free_conflict_function.
2645         (compute_self_dependence): Same.
2646
2647 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2648
2649         PR debug/34249
2650         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2651         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2652         function global.
2653         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2654         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2655         for DWARF2_UNWIND_INFO targets.
2656
2657 2008-01-16  Richard Guenther  <rguenther@suse.de>
2658
2659         PR c/34768
2660         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2661         type qualifiers for function types.
2662
2663 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2664
2665         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2666         loop_iterator li from previous commit.
2667
2668 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2669
2670         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2671
2672 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2673
2674         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2675         (parallelize_loops): Don't parallelize irreducible components.
2676
2677 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2678
2679         PR c++/24924
2680         * c-opts (c_common_post_options): Do not enable CPP
2681         flag_pedantic_errors by default.
2682         
2683 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2684
2685         PR rtl-optimization/31944
2686         * cse.c (remove_pseudo_from_table): New function.
2687         (merge_equiv_classes): Use above function to remove pseudo-registers.
2688         (invalidate): Likewise.
2689
2690 2008-01-13  Richard Guenther  <rguenther@suse.de>
2691
2692         PR middle-end/34601
2693         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2694         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2695
2696 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2697
2698         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2699         validate_change to unshare the source of the PC set.
2700
2701 2008-01-12  Jan Hubicka  <jh@suse.cz>
2702
2703         PR middle-end/32135
2704         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2705         references above array bounds.  This might trigger bounds checks for
2706         pointers to arrays.
2707
2708 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2709
2710         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2711         new_replaceable_dependencies.
2712
2713 2008-01-12  Doug Kwan  <dougkwan@google.com>
2714
2715         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2716         instead of OPT_Wreturn_type in warning due to ignored return type
2717         qualifiers.
2718         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2719         options included in -Wextra.
2720         * c.opt: New option -Wignored_qualifiers.
2721         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2722         -Wignore_qualifiers.
2723         (-Wignored-qualifiers): Document.
2724         (-Wreturn-type): Remove description of functionality now handled
2725         by -Wignored-qualifiers.
2726
2727 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2728
2729         PR ada/33788
2730         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2731         NOP_EXPR if it is between integral types with the same precision.
2732
2733 2008-01-12  Jan Hubicka  <jh@suse.cz>
2734
2735         PR other/28023
2736         * invoke.texi (max-inline-recursive-depth): Fix default value.
2737
2738 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2739
2740         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2741         correct type.
2742
2743 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2744         
2745         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2746         
2747 2008-01-11  James E. Wilson  <wilson@specifix.com>
2748
2749         PR target/26015
2750         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2751
2752 2008-01-11  Anatoly Sokolov <aesok@post.ru>
2753
2754         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't 
2755         save/restore frame pointer register and don't use 'call-prologues' 
2756         optimization in function with "OS_task" attribute.
2757
2758 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2759
2760         PR middle-end/31309
2761         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2762         when copying to memory.
2763
2764 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
2765
2766         PR rtl-optimization/30905
2767         * cfgcleanup.c: Include dce.h
2768         (crossjumps_occured): New global variable.
2769         (try_crossjump_bb): Exit loop after finding a fallthru edge.
2770         If something changed, set crossjumps_occured to true.
2771         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2772         Don't add/remove fake edges to exit here...
2773         (cleanup_cfg): ...but do it here, when crossjumping.
2774         Run a fast DCE when successful crossjumps occured in the latest
2775         iteration of try_optimize_cfg.
2776
2777 2008-01-11  Richard Guenther  <rguenther@suse.de>
2778
2779         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2780         (struct vn_unary_op_s): Likewise.
2781         (vn_reference_insert): Free old reference on hash collision.
2782
2783 2008-01-10  Raksit Ashok  <raksit@google.com>
2784
2785         PR rtl-optimization/27971
2786         * combine.c (find_split_point): Split PLUS expressions which are
2787         inside a MEM rtx, and whose first operand is complex.
2788
2789 2008-01-10  DJ Delorie  <dj@redhat.com>
2790
2791         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2792         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2793         (m32c_hard_regno_ok): Call the underlying function.
2794
2795 2008-01-10  Richard Guenther  <rguenther@suse.de>
2796
2797         PR middle-end/34683
2798         * tree-cfg.c (tree_merge_blocks): Do not go through the
2799         full-blown folding and stmt updating path if we just deal
2800         with virtual operands.
2801         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2802         test for abnormal SSA_NAMEs.
2803
2804 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
2805
2806         PR middle-end/34641
2807         * reload.c (push_reload): Add assertions.  All constants from
2808         reg_equiv_constant should have been used for replacing the respective
2809         pseudo earlier.
2810         (find_reloads_address): Invoke find_reloads_address_part for
2811         constant taken from the reg_equiv_constant array.
2812
2813 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
2814
2815         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2816         field (valnum) the first in the struct.  Replace bools with
2817         unit bit fields.
2818
2819 2008-01-10  Richard Guenther  <rguenther@suse.de>
2820
2821         PR tree-optimization/34651
2822         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
2823         types and ordering for masking and converting.
2824
2825 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
2826
2827         PR tree-optimization/34017
2828         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2829         also for PHI_NODE expressions.
2830
2831 2008-01-09  Jan Hubicka  <jh@suse.cz>
2832
2833         PR tree-optimization/34708
2834         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2835         based on number of case labels.
2836         (init_inline_once): Remove switch_cost.
2837         * tree-inline.h (eni_weights_d): Remove switch_cost.
2838
2839 2008-01-09  Richard Guenther  <rguenther@suse.de>
2840         Andrew Pinski  <andrew_pinski@playstation.sony.com>
2841
2842         PR middle-end/30132
2843         * gimplify.c (gimplify_cond_expr): Do not create an addressable
2844         temporary if an rvalue is ok or an lvalue is not required.
2845
2846 2008-01-09  Richard Guenther  <rguenther@suse.de>
2847
2848         PR middle-end/34458
2849         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2850         adjust return type.
2851
2852 2008-01-09  Richard Guenther  <rguenther@suse.de>
2853
2854         PR middle-end/34679
2855         * tree.c (host_integerp): Check for sizetype only if the
2856         type is an integer type.
2857
2858 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
2859
2860         PR debug/26364
2861         * opts.c (decode_options): Disable inlining of functions called
2862         once if not in unit-at-a-time mode.
2863
2864 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
2865
2866         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2867
2868 2008-01-08  Richard Guenther  <rguenther@suse.de>
2869
2870         PR middle-end/31863
2871         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2872         out early if the result will be unused.
2873
2874 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2875
2876         PR target/34709
2877         Revert:
2878
2879         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2880         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2881         for TARGET_RECIP.       
2882         
2883 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
2884         
2885         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2886         for vectorization tuned.
2887         
2888 2008-01-08  Richard Guenther  <rguenther@suse.de>
2889
2890         PR tree-optimization/34683
2891         * tree-ssa-operands.c (operand_build_cmp): Export.
2892         * tree-ssa-operands.h (operand_build_cmp): Declare.
2893         * tree-vn.c (vuses_compare): Remove.
2894         (sort_vuses): Use operand_build_cmp.
2895         (sort_vuses_heap): Likewise.
2896         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2897         to re-use old VEC if available.  Do not sort already sorted VUSEs.
2898         (vdefs_to_vec): Do not sort already sorted VDEFs.
2899
2900 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
2901
2902         PR middle-end/34694
2903         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2904
2905 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
2906
2907         PR target/34702
2908         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2909         limitations of reciprocal sequences on x86 targets.
2910
2911 2008-01-08  Richard Guenther  <rguenther@suse.de>
2912
2913         PR tree-optimization/34683
2914         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2915
2916 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
2917
2918         PR target/34622
2919         * config/darwin.c (darwin_mergeable_string_section): Don't use
2920         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2921
2922 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
2923
2924         PR target/34682
2925         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2926         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
2927         predicates of op0 and op1 to register_operand.
2928         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
2929         expander using X87MODEF mode iterator.  Change predicates of
2930         op0 and op1 to register_operand.
2931         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2932         corresponding patterns and macroize using MODEF macro.  Change
2933         predicates of op0 and op1 to register_operand and remove
2934         "m" constraint. Disparage "r" alternative with "!".
2935         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2936         macroize using X87MODEF macro.  Change predicates of op0 and op1
2937         to register_operand and remove "m" constraint.  Disparage "r"
2938         alternative with "!".
2939         (absneg splitter with memory operands): Remove.
2940         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2941         patterns and macroize using X87MODEF mode iterator.
2942         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2943         Change predicate of op1 to register_operand.
2944         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2945         for memory operands.
2946
2947 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
2948
2949         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2950
2951 2008-01-07  Richard Guenther  <rguenther@suse.de>
2952
2953         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2954         fields.
2955
2956 2008-01-07  Richard Guenther  <rguenther@suse.de>
2957
2958         PR tree-optimization/34683
2959         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2960         VOPs of the needed size to save memory.  Use VEC_quick_push
2961         to save compile-time.
2962         (vdefs_to_vec): Likewise.
2963
2964 2008-01-07  Sa Liu  <saliu@de.ibm.com>
2965
2966         * config/spu/spu.md (divdf3): Genetate inline code for double
2967         division.  The implementation doesn't handle INF or NAN, therefore it
2968         only applies when -ffinite-math-only is given.
2969
2970 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
2971
2972         PR libstdc++/34680
2973         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2974         * doc/cpp.texi ([Common Predefined Macros]): Document.
2975
2976 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
2977
2978         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2979         order to use commutative addition instead of subtraction.
2980
2981 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2982             Mircea Namolaru  <namolaru@il.ibm.com>
2983             Vladimir Yanovsky  <yanov@il.ibm.com>
2984             Revital Eres  <eres@il.ibm.com>
2985
2986         PR tree-optimization/34263
2987         * tree-outof-ssa.c (process_single_block_loop_latch,
2988         contains_tree_r): New functions.
2989         (analyze_edges_for_bb): Call process_single_block_loop_latch
2990         function to empty single-basic-block latch block if possible.
2991
2992 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
2993
2994         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2995         for TARGET_RECIP.
2996         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2997
2998 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
2999
3000         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3001
3002 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3003
3004         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3005
3006 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
3007
3008         PR tree-optimization/34618
3009         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3010         flag from T.
3011
3012 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3013
3014         PR target/34673
3015         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3016         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
3017         Update copyright year.
3018
3019         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3020         Update copyright year.
3021         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3022         using NR fixup.
3023
3024 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
3025
3026         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3027         edge does not point to current bb before changing need_assert.
3028
3029 2008-01-04  Richard Guenther  <rguenther@suse.de>
3030
3031         PR middle-end/34029
3032         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3033         for verifying purposes if they are is_gimple_min_invariant.
3034
3035 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
3036
3037         PR tree-optimization/34448
3038         PR tree-optimization/34465
3039         * gimplify.c (gimplify_init_constructor): Add new parameter
3040         notify_temp_creation.  Use it.
3041         (gimplify_modify_expr_rhs): Take volatiles into account when
3042         optimizing constructors.
3043         Do not optimize constructors if gimplify_init_constructor will dump to
3044         memory.
3045         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3046         * gcc.c-torture/compile/pr34448.c: New.
3047
3048 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
3049
3050         PR gcov-profile/34609
3051         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3052         return_slot if result is TREE_ADDRESSABLE.
3053
3054 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
3055
3056         * config/mips/mips.md (sqrt_condition): Tweak comment.
3057         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
3058
3059 2008-01-03  Tom Tromey  <tromey@redhat.com>
3060
3061         PR c/34457
3062         * c-common.c (c_type_hash): Handle VLAs.
3063
3064 2008-01-03  Jan Hubicka  <jh@suse.cz>
3065
3066         PR tree-optimization/31081
3067         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3068         0 when inlining and not inlining to first basic block.
3069         (remap_decl): When var is initialized to 0, don't set default_def.
3070         (expand_call_inline): Set entry_bb.
3071         * tree-inline.h (copy_body_data): Add entry_bb.
3072
3073 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3074
3075         PR c++/34619
3076         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3077         before returning.
3078
3079         PR tree-optimization/29484
3080         * tree-inline.c (inline_forbidden_p_2): New function.
3081         (inline_forbidden_p): Disallow inlining if some static var
3082         has an address of a local LABEL_DECL in its initializer.
3083         * doc/extend.texi (Labels as Values): Document &&foo behaviour
3084         vs. inlining.
3085
3086 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3087
3088         PR tree-optimization/34635
3089         * tree-data-ref.c (add_other_self_distances): Make sure that the
3090         evolution step is constant.
3091
3092 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3093
3094         PR middle-end/34608
3095         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3096
3097 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
3098
3099         * tree-sra.c (scalarize_init): Insert the generate_element_init
3100         statements after the generate_element_zero statements.
3101
3102 2008-01-02  Richard Guenther  <rguenther@suse.de>
3103
3104         PR middle-end/34093
3105         PR middle-end/31976
3106         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3107         for very large number of operands instead of ICEing.
3108
3109 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
3110
3111         PR target/34013
3112         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3113         while stack probing.
3114
3115 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
3116
3117         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3118         in C++0x mode.
3119
3120 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
3121
3122         PR libmudflap/26442
3123         * tree-mudflap.c (mx_register_decls): Guard warning by
3124         !DECL_ARTIFICIAL check.
3125
3126 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
3127
3128         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3129         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3130         sse5_perm<mode>): Fix constraints.