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PR target/35222
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1 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2
3         PR target/35222
4         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5         on hpux10.
6         * configure: Rebuilt.
7
8 2008-03-04  Rafael Espindola  <espindola@google.com>
9
10         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11         (tree_unary_nonnegative_warnv_p): New.
12         (tree_binary_nonnegative_warnv_p): New.
13         (tree_single_nonnegative_warnv_p): New.
14         (tree_invalid_nonnegative_warnv_p): New.
15         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
16
17 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
18
19         PR 28322
20         * opts.c (handle_option): Postpone 'unknown option' errors only for
21         warning options.
22
23 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
24
25         PR target/35453
26         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
27         (_SIDD_XXX): This.
28
29 2008-03-04  Rafael Espindola  <espindola@google.com>
30
31         * fold-const.c (tree_unary_nonzero_warnv_p): New.
32         (tree_binary_nonzero_warnv_p): New.
33         (tree_single_nonzero_warnv_p): New.
34         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
35
36 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
37
38         PR middle-end/35456
39         * fold-const.c (fold_cond_expr_with_comparison): Prevent
40         transformations for modes that have signed zeros.
41         * ifcvt.c (noce_try_abs): Ditto.
42
43 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
44
45         * config/i386/i386.c (override_options): Force
46         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
47
48 2008-03-04  Jan Hubicka  <jh@suse.cz>
49
50         PR c++/35262
51         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
52         in last commit.
53
54 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
55
56         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
57         label to probe the stack.
58
59 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
60
61         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
62         (__gthr_win32_mutex_destroy): Declare.
63         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
64         __gthr_win32_mutex_destroy.
65         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
66
67 2008-03-03  Jan Hubicka  <jh@suse.cz>
68
69         PR c++/35262
70         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
71         aggressive on inlining cold calls.
72
73 2008-03-03  Richard Guenther  <rguenther@suse.de>
74
75         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
76         struct copies into the expression table.
77         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
78         (try_to_simplify): Likewise.
79         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
80         integral and pointer arguments which do not change the
81         precision to NOP_EXPRs.
82         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
83         VIEW_CONVERT_EXPR case.
84
85 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
86
87         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
88         defined in a loop at depth 0 is invariant.
89         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
90         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
91         be called at loop depth 0.
92
93 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
94
95         PR driver/35420
96         * gcc.c (process_command): Update copyright notice dates.
97         * gcov.c (print_version): Likewise.
98         * gcov-dump.c (print_version): Likewise.
99         * mips-tfile.c (main): Likewise.
100         * mips-tdump.c (main): Likewise.
101
102 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
103
104         PR 24924
105         * c-common.c (flag_permissive): Delete.
106         (constant_expression_warnings): Check flags first.
107         (constant_expression_error): New.
108         * c-common.h (flag_permissive): Delete.
109         (constant_expression_error): Declare.
110         * flags.h (flag_permissive): Declare. Update description.
111         * diagnostic.c (pedwarn): Update.
112         (permerror): New.
113         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
114         (permissive_error_kind): New.
115         * toplev.c (flag_permissive): Define. Update description.
116         * toplev.h (permissive_error_kind): Declare.
117         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
118         (pedwarn_c90): Use pedantic_warning_kind.
119         * c-opts.c (c_common_post_options): flag_permissive does not affect
120         flag_pedantic_errors.
121
122 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
123
124         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
125         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
126         __absvsi2, __absvDI2): Use unsigned arithmetic.
127
128 2008-03-02  Andi Kleen  <ak@suse.de>
129         Richard Guenther  <rguenther@suse.de>
130
131         * struct-equiv.c: Remove file.
132         * cfg_cleanup.c (condjump_equiv_p): Remove.
133         * Makefile.in (OBJS-common): Remove struct-equiv.o.
134         (struct-equiv.o): Remove rule.
135         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
136         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
137         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
138
139 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
140
141         * ifcvt.c (noce_process_if_block): Try to handle only the then
142         block if the else block exists but isn't suitable.
143
144 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
145
146         PR gcc/35063
147         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
148         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
149         regression from previous patch.
150
151 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
152
153         PR gcc/35063
154         * gthr.h: Add __gthread_mutex_destroy as a function that must be
155         implemented.
156         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
157         * gthr-single.h (__gthread_mutex_destroy): Likewise.
158         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
159         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
160         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
161         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
162         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
163         (__gthread_mutex_destroy_function): Rename to
164         __gthread_mutex_destroy.
165         * gthr-dce.h (__gthread_mutex_destroy): Call
166         pthread_mutex_destroy.
167         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
168         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
169         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
170
171 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
172
173         * df-scan.c (df_ref_chain_change_bb): Simplify.
174         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
175         set_block_for_insn if there's any change.
176         * df.h ((df_insn_change_bb): Fix prototype.
177         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
178         df_insn_change_bb, don't call set_block_for_insn.
179         * emit-rtl.c (reorder_insns): Likewise.
180         * haifa-sched.c (move_insn): Likewise.
181
182 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
183
184         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
185
186 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
187
188         * tree-flow-inline.h (next_readonly_imm_use): Return
189         NULL_USE_OPERAND_P after the end.
190
191 2008-03-01  Richard Guenther  <rguenther@suse.de>
192
193         PR tree-optimization/35411
194         * tree-sra.c (sra_build_assignment): Split conversion to
195         final type to a separate statement if we are not assigning
196         to a register.
197
198 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
199
200         * fold-const.c (fold_convertible_p): Correct the logic to follow
201         that in fold_convert().
202
203 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
204
205         PR c++/35315
206         * tree-inline.c (build_duplicate_type): When we make a
207         duplicate type, make it unique in the canonical types system.
208
209 2008-02-29  Tom Tromey  <tromey@redhat.com>
210
211         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
212         input_file_stack_history, input_file_stack_restored): Remove.
213         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
214         * input.h (struct file_stack): Remove.
215         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
216         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
217         Likewise.
218         * diagnostic.h (struct diagnostic_context) <last_module>: Change
219         type.
220         (diagnostic_last_module_changed): Add 'map' argument.
221         (diagnostic_set_last_function): Likewise.
222         * diagnostic.c (undiagnostic_report_current_module): Iterate using
223         line map, not input_file_stack.
224         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
225
226 2008-02-29  Paul Brook  <paul@codesourcery.com>
227
228         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
229
230 2008-02-29  Paul Brook  <paul@codesourcery.com>
231
232         * config/arm/ieee754-df.S (muldf3): Use RET macros.
233
234 2008-02-29  Richard Guenther  <rguenther@suse.de>
235
236         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
237         vn_lookup_or_add.
238         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
239         value for comparing for a store match.
240         (simplify_unary_expression): Do nothing for SSA_NAMEs.
241         (try_to_simplify): Do not do a full-blown reference lookup.
242
243 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
244
245         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
246         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
247
248         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
249
250 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
251
252         * tree-loop-linear.c (try_interchange_loops): Compare memory access
253         strides against cache sizes.
254
255 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
256
257         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
258         constant to fpul.
259
260 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
261
262         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
263         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
264         is smaller than the original promoted value.
265         (simplify_subreg): If OP is a SUBREG, try to preserve its
266         SUBREG_PROMOTED_VAR_P information.
267
268 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
269
270         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
271         (VN_INFO_GET): Allocate new objects on the obstack.
272         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
273         for rpo_numbers_temp, for consistency.
274         (free_scc_vn): Free the obstack.
275
276 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
277
278         * doc/invoke.texi: Document -ftree-loop-distribution.
279         * tree-loop-distribution.c: New.
280         * tree-pass.h (pass_loop_distribution): New.
281         * graphds.h (struct graph): Add htab_t indices.
282         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
283         * tree-vectorizer.c (rename_variables_in_loop): Extern.
284         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
285         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
286         * tree-data-ref.c (debug_data_dependence_relations): New.
287         (dump_data_dependence_relation): Also print data references.
288         (free_data_ref): Extern.
289         (same_access_functions): Moved...
290         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
291         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
292         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
293         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
294         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
295         (stmts_from_loop): Skip LABEL_EXPR.
296         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
297         New.
298         (build_rdg): Initialize rdg->indices htab.
299         (free_rdg, stores_from_loop, ref_base_address,
300         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
301         have_similar_memory_accesses_1, ref_base_address_1,
302         remove_similar_memory_refs): New.
303         * tree-data-ref.h: Depend on tree-chrec.h.
304         (debug_data_dependence_relations, free_data_ref): Declared.
305         (same_access_functions): ... here.
306         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
307         New.
308         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
309         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
310         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
311         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
312         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
313         rdg_vertex_for_stmt): Declared.
314         (struct rdg_edge): Add level.
315         (RDGE_LEVEL): New.
316         (free_rdg, stores_from_loop, remove_similar_memory_refs,
317         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
318         Declared.
319         (rdg_has_similar_memory_accesses): New.
320         * tree-vect-analyze.c: Remove unused static decls.
321         * lambda.h (dependence_level): New.
322         * common.opt (ftree-loop-distribution): New.
323         * tree-flow.h (mark_virtual_ops_in_bb, 
324         slpeel_tree_duplicate_loop_to_edge_cfg,
325         rename_variables_in_loop): Declared.
326         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
327         (OBJS-common): Add tree-loop-distribution.o.
328         (tree-loop-distribution.o): New rule.
329         * tree-cfg.c (mark_virtual_ops_in_bb): New.
330         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
331         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
332
333 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
334
335         PR target/33963
336         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
337         other than structures and unions.
338
339 2008-02-28  Richard Guenther  <rguenther@suse.de>
340
341         Revert:
342         2008-02-26  Richard Guenther  <rguenther@suse.de>
343
344         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
345         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
346         (lookup_decl_from_uid): Declare.
347         (remove_decl_from_map): Likewise.
348         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
349         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
350         (decl_for_uid_map): New global hashtable mapping DECL_UID
351         to the decl tree.
352         (init_ttree): Allocate it.
353         (insert_decl_to_uid_decl_map): New helper function.
354         (make_node_stat): Insert new decls into the map.
355         (copy_node_stat): Likewise.
356         (lookup_decl_from_uid): New function.
357         (remove_decl_from_map): Likewise.
358         (print_decl_for_uid_map_statistics): New helper.
359         (dump_tree_statistics): Call it.
360
361         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
362         (referenced_var_iterator): Adjust.
363         (FOR_EACH_REFERENCED_VAR): Adjust.
364         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
365         (num_referenced_vars): Adjust.
366         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
367         (first_referenced_var): Remove.
368         (end_referenced_vars_p): Likewise.
369         (next_referenced_var): Likewise.
370         (referenced_var_iterator_set): New helper function.
371         * tree-dfa.c (referenced_var_lookup): Adjust.
372         (referenced_var_check_and_insert): Likewise.
373         (remove_referenced_var): Likewise.
374         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
375         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
376         (verify_call_clobbering): Likewise.
377         (verify_memory_partitions): Likewise.
378         (init_tree_ssa): Allocate bitmap instead of hashtable for
379         referenced_vars.
380         (delete_tree_ssa): Adjust.
381         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
382         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
383         (compute_tag_properties): Likewise.
384         (set_initial_properties): Likewise.
385         (find_partition_for): Likewise.
386         (update_reference_counts): Likewise.
387         (dump_may_aliases_for): Likewise.
388         * tree-ssa-operands.c (add_virtual_operand): Likewise.
389         (add_call_clobber_ops): Likewise.
390         (add_call_read_ops): Likewise.
391         (get_asm_expr_operands): Likewise.
392         * tree-into-ssa.c (dump_decl_set): Likewise.
393         (update_ssa): Likewise.
394         * tree-sra.c (scan_function): Likewise.
395         (decide_instantiations): Likewise.
396         (scalarize_parms): Likewise.
397         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
398         (dsa_named_for): Likewise.
399         * tree-ssa-structalias.c (update_alias_info): Likewise.
400         (merge_smts_into): Likewise.
401
402 2008-02-27  David Daney  <ddaney@avtrex.com>
403
404         PR target/34409
405         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
406         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
407         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
408         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
409         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
410
411 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
412
413         PR target/25477
414         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
415         (BUILT_IN_NEXTTOWARD): Remove.
416         (BUILT_IN_NEXTTOWARDF): Ditto.
417         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
418         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
419
420 2008-02-27  Tom Tromey  <tromey@redhat.com>
421
422         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
423         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
424
425 2008-02-27  Jan Beulich  <jbeulich@novell.com>
426
427         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
428         update the respective field on newdecl.
429
430 2008-02-27  Revital Eres  <eres@il.ibm.com>
431
432         PR rtl-optimization/34999
433         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
434         crossing edges that ends with a call insn.
435         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
436         call insn and clear the EDGE_CROSSING flag of the crossing edge
437         when fixing fallthru edges.
438
439 2008-02-27  Richard Guenther  <rguenther@suse.de>
440
441         PR middle-end/35390
442         * fold-const.c (fold_unary): Return the correct argument,
443         converted to the result type.
444
445 2008-02-27  Richard Guenther  <rguenther@suse.de>
446
447         PR middle-end/34971
448         * expr.c (expand_expr_real_1): Assert on rotates that operate
449         on partial modes.
450         * fold-const.c (fold_binary): Use the types precision, not the
451         bitsize of the mode if folding rotate expressions.  Build rotates
452         only for full modes.
453
454 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
455
456         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
457         and CPP_PRAGMA_EOL.
458         * c-pragma.c (pragma_ns_name): New typedef.
459         (registered_pp_pragmas): New variable.
460         (c_pp_lookup_pragma): New function.
461         (c_register_pragma_1): If flag_preprocess_only, do nothing
462         for non-expanded pragmas, for expanded ones push pragma's
463         namespace and name into registered_pp_pragmas vector.
464         (c_invoke_pragma_handler): Register OpenMP pragmas even when
465         flag_preprocess_only, don't register GCC pch_preprocess
466         pragma if flag_preprocess_only.
467         * c-opts.c (c_common_init): Call init_pragma even if
468         flag_preprocess_only.
469         * c-pragma.c (c_pp_lookup_pragma): New prototype.
470         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
471         cpp_register_pragma if flag_preprocess_only.
472
473 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
474
475         PR c/28800
476         * c-parser.c (c_parser_translation_unit): Warn for empty
477         translation unit, not empty source file.
478
479 2008-02-26  Paul Brook  <paul@codesourcery.com>
480
481         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
482         operand for Thumb-2.
483         * config/arm/arm.h (reg_class): Add CORE_REGS.
484         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
485         (BASE_REG_CLASS): Use CORE_REGS.
486         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
487         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
488         (REGNO_OK_FOR_INDEX_P): Exclude SP.
489         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
490         ARM_REGNO_OK_FOR_INDEX_P.
491         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
492         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
493         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
494         (ldm/stm peepholes): Ditto.
495         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
496         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
497         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
498         * config/arm/constraints.md: Enable "k" constraint on ARM.
499
500 2008-02-27  Ben Elliston  <bje@au.ibm.com>
501
502         * config/rs6000/rs6000.c: Annotate cache line size field in all
503         instances of struct processor_costs.
504
505 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
506
507         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
508         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
509         jump_bypass): New counters.
510         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
511         * dce.c (gate_ud_dce): Same.
512         (gate_fast_dce): Same.
513         * dse.c (gate_dse1): New function.
514         (gate_dse2): New function.
515         (gate_dse): Merge results of new gate functions.
516         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
517         (gate_handle_jump_bypass): Add dbg_cnt.
518         (gate_handle_gcse): Add dbg_cnt.
519         * ifcvt.c (gate_handle_if_conversion): Same.
520         (gate_handle_if_after_combine): Same.
521         (gate_handle_if_after_reload): Same.
522         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
523
524 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
525
526         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
527         line sizes.
528         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
529
530 2008-02-26  Jason Merrill  <jason@redhat.com>
531
532         PR c++/35315
533         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
534         alone if it's the naming decl for the type's main variant.
535
536 2008-02-26  Tom Tromey  <tromey@redhat.com>
537
538         * system.h (USE_MAPPED_LOCATION): Poison.
539         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
540         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
541         (make_goto_expr_edges): Likewise.
542         (remove_bb): Likewise.
543         (execute_warn_function_return): Likewise.
544         * basic-block.h (struct edge_def) <goto_locus>: Change type to
545         location_t.
546         * c-common.c (fname_decl): Remove old location code.
547         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
548         location code.
549         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
550         variant.
551         (ASM_INPUT_SOURCE_LOCATION): Likewise.
552         (gen_rtx_ASM_INPUT): Likewise.
553         (gen_rtx_ASM_INPUT_loc): Likewise.
554         (get_rtx_asm_OPERANDS): Remove.
555         * cfglayout.c (insn_locators_alloc): Remove old location code.
556         (set_curr_insn_source_location): Likewise.
557         (curr_insn_locator): Likewise.
558         * print-tree.c (print_node): Remove old location code.
559         * tree-mudflap.c (mf_varname_tree): Remove old location code.
560         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
561         * cfgexpand.c (expand_gimple_cond_expr): Don't use
562         location_from_locus.
563         (construct_exit_block): Remove old location code.
564         * emit-rtl.c (force_next_line_note): Remove old location code.
565         * profile.c (branch_prob): Remove old location code.
566         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
567         LOC_LINE): Remove old-location variants.
568         * langhooks.c (lhd_print_error_function): Remove old location
569         code.
570         * configure, config.in: Rebuilt.
571         * configure.ac (--enable-mapped-location): Remove.
572         * c-decl.c (c_init_decl_processing): Remove old location code.
573         (finish_function): Likewise.
574         * recog.c (decode_asm_operands): Remove old location code.
575         * c-pch.c (c_common_read_pch): Remove old location code.
576         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
577         variants.
578         * gimple-low.c (lower_function_body): Remove old location code.
579         * toplev.c (unknown_location): Remove.
580         (push_srcloc): Remove old-location variant.
581         (process_options): Remove old location code.
582         (lang_dependent_init): Likewise.
583         * input.h (UNKNOWN_LOCATION): Move definition.
584         (location_t): Undeprecate.
585         (source_locus): Remove.
586         (location_from_locus): Remove.
587         (struct location_s): Remove.
588         Remove all old-location code.
589         (input_line, input_filename): Remove.
590         * final.c (final_scan_insn): Remove old location code.
591         * diagnostic.c (diagnostic_build_prefix): Remove
592         USE_MAPPED_LOCATION test.
593         * tree.h (gimple_stmt) <locus>: Now a location_t.
594         (tree_exp) <locus>: Likewise.
595         (DECL_IS_BUILTIN): Remove old-location variant.
596         (annotate_with_file_line, annotate_with_locus): Likewise.
597         (expr_locus, set_expr_locus): Update.
598         * tree.c (build1_stat): Remove old location code.
599         (last_annotated_node): Remove.
600         (annotate_with_file_line): Remove old-location variant.
601         (annotate_with_locus): Likewise.
602         (expr_location): Remove old location code.
603         (set_expr_location): Likewise.
604         (expr_has_location): Likewise.
605         (expr_locus): Likewise.
606         (set_expr_locus): Likewise.
607         (expr_filename): Don't use location_from_locus.
608         (expr_lineno): Likewise.
609         * rtl-error.c (location_for_asm): Remove old location code.
610         * c-lex.c (cb_line_change): Remove old location code.
611         (fe_file_change): Likewise.
612         (cb_def_pragma): Likewise.
613         (c_lex_with_flags): Likewise.
614         * gengtype.c (do_typedef): Don't special-case location types.
615         (define_location_structures): Remove.
616         (main): Don't call define_location_structures.
617         * tree-pretty-print.c (dump_implicit_edges): Remove old location
618         code.
619
620 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
621
622         PR 26264
623         * builtins.def (BUILT_IN_STDARG_START): Remove.
624         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
625         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
626         * tree-inline.c (inline_forbidden_p_1): Likewise.
627         
628 2008-02-26  Richard Guenther  <rguenther@suse.de>
629
630         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
631         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
632         (lookup_decl_from_uid): Declare.
633         (remove_decl_from_map): Likewise.
634         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
635         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
636         (decl_for_uid_map): New global hashtable mapping DECL_UID
637         to the decl tree.
638         (init_ttree): Allocate it.
639         (insert_decl_to_uid_decl_map): New helper function.
640         (make_node_stat): Insert new decls into the map.
641         (copy_node_stat): Likewise.
642         (lookup_decl_from_uid): New function.
643         (remove_decl_from_map): Likewise.
644         (print_decl_for_uid_map_statistics): New helper.
645         (dump_tree_statistics): Call it.
646
647         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
648         (referenced_var_iterator): Adjust.
649         (FOR_EACH_REFERENCED_VAR): Adjust.
650         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
651         (num_referenced_vars): Adjust.
652         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
653         (first_referenced_var): Remove.
654         (end_referenced_vars_p): Likewise.
655         (next_referenced_var): Likewise.
656         (referenced_var_iterator_set): New helper function.
657         * tree-dfa.c (referenced_var_lookup): Adjust.
658         (referenced_var_check_and_insert): Likewise.
659         (remove_referenced_var): Likewise.
660         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
661         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
662         (verify_call_clobbering): Likewise.
663         (verify_memory_partitions): Likewise.
664         (init_tree_ssa): Allocate bitmap instead of hashtable for
665         referenced_vars.
666         (delete_tree_ssa): Adjust.
667         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
668         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
669         (compute_tag_properties): Likewise.
670         (set_initial_properties): Likewise.
671         (find_partition_for): Likewise.
672         (update_reference_counts): Likewise.
673         (dump_may_aliases_for): Likewise.
674         * tree-ssa-operands.c (add_virtual_operand): Likewise.
675         (add_call_clobber_ops): Likewise.
676         (add_call_read_ops): Likewise.
677         (get_asm_expr_operands): Likewise.
678         * tree-into-ssa.c (dump_decl_set): Likewise.
679         (update_ssa): Likewise.
680         * tree-sra.c (scan_function): Likewise.
681         (decide_instantiations): Likewise.
682         (scalarize_parms): Likewise.
683         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
684         (dsa_named_for): Likewise.
685         * tree-ssa-structalias.c (update_alias_info): Likewise.
686         (merge_smts_into): Likewise.
687
688 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
689
690         PR 34351
691         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
692         * c-opts.c (c_common_handle_option): Wall enables
693         Wvolatile-register-var.
694         * common.opt: Move Wvolatile-register-var to...
695         * c.opt: ...here.
696         
697 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
698
699         * common.opt (Wlarger-than=): New.
700         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
701         -Wlarger-than=.
702         * opts.c (common_handle_option): Handle -Wlarger-than=.
703         * optc-gen.awk: Likewise.
704         * opth-gen.awk: Likewise.
705         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
706         * tree-optimize.c (tree_rest_of_compilation): Likewise.
707         
708 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
709
710         * c-common.c (match_case_to_enum_1): Add appropriate
711         OPT_W* parameter to warning.
712         (c_do_switch_warnings): Likewise.
713         * c-typeck.c (warning_init): Add one more parameter following
714         'warning' function.
715         (push_init_level): Update call to warning_init.
716         (pop_init_level): Likewise.
717         (add_pending_init): Likewise.
718         (output_init_element: Likewise.
719
720 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
721
722         PR 28322
723         * toplev.c (toplev_main): If there are warnings or error, print
724         errors for ignored options.
725         * opts.c (ignored_options): New static variable.
726         (postpone_unknown_option_error): New.
727         (print_ignored_options): New.
728         (handle_option): Postpone errors for unknown -Wno-* options.
729         * opts.h (print_ignored_options): Declare.
730         
731 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
732
733         * config/mips/mips.md (loadgp_blockage, blockage): Change type
734         to "ghost".
735
736 2008-02-25  Richard Guenther  <rguenther@suse.de>
737
738         Revert:
739         2008-02-25  Richard Guenther  <rguenther@suse.de>
740
741         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
742         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
743         (lookup_decl_from_uid): Declare.
744         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
745         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
746         (decl_for_uid_map): New global hashtable mapping DECL_UID
747         to the decl tree.
748         (init_ttree): Allocate it.
749         (insert_decl_to_uid_decl_map): New helper function.
750         (make_node_stat): Insert new decls into the map.
751         (copy_node_stat): Likewise.
752         (lookup_decl_from_uid): New function.
753         (print_decl_for_uid_map_statistics): New helper.
754         (dump_tree_statistics): Call it.
755
756         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
757         (referenced_var_iterator): Adjust.
758         (FOR_EACH_REFERENCED_VAR): Adjust.
759         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
760         (num_referenced_vars): Adjust.
761         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
762         (first_referenced_var): Remove.
763         (end_referenced_vars_p): Likewise.
764         (next_referenced_var): Likewise.
765         (referenced_var_iterator_set): New helper function.
766         * tree-dfa.c (referenced_var_lookup): Adjust.
767         (referenced_var_check_and_insert): Likewise.
768         (remove_referenced_var): Likewise.
769         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
770         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
771         (verify_call_clobbering): Likewise.
772         (verify_memory_partitions): Likewise.
773         (init_tree_ssa): Allocate bitmap instead of hashtable for
774         referenced_vars.
775         (delete_tree_ssa): Adjust.
776         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
777         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
778         (compute_tag_properties): Likewise.
779         (set_initial_properties): Likewise.
780         (find_partition_for): Likewise.
781         (update_reference_counts): Likewise.
782         (dump_may_aliases_for): Likewise.
783         * tree-ssa-operands.c (add_virtual_operand): Likewise.
784         (add_call_clobber_ops): Likewise.
785         (add_call_read_ops): Likewise.
786         (get_asm_expr_operands): Likewise.
787         * tree-into-ssa.c (dump_decl_set): Likewise.
788         (update_ssa): Likewise.
789         * tree-sra.c (scan_function): Likewise.
790         (decide_instantiations): Likewise.
791         (scalarize_parms): Likewise.
792         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
793         (dsa_named_for): Likewise.
794         * tree-ssa-structalias.c (update_alias_info): Likewise.
795         (merge_smts_into): Likewise.
796
797 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
798
799         PR fortran/29549
800         * doc/invoke.texi (-fcx-limited-range): Document new option.
801         * toplev.c (process_options): Handle -fcx-fortran-rules.
802         * common.opt: Add documentation for -fcx-fortran-rules.
803
804 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
805
806         PR c/35162
807         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
808         actual behaviour and C99.
809         
810 2008-02-26  Ben Elliston  <bje@au.ibm.com>
811
812         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
813         (ASM_CPU_POWER6_SPEC): Likewise.
814         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
815         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
816         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
817
818 2008-02-25  Richard Guenther  <rguenther@suse.de>
819
820         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
821         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
822         (lookup_decl_from_uid): Declare.
823         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
824         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
825         (decl_for_uid_map): New global hashtable mapping DECL_UID
826         to the decl tree.
827         (init_ttree): Allocate it.
828         (insert_decl_to_uid_decl_map): New helper function.
829         (make_node_stat): Insert new decls into the map.
830         (copy_node_stat): Likewise.
831         (lookup_decl_from_uid): New function.
832         (print_decl_for_uid_map_statistics): New helper.
833         (dump_tree_statistics): Call it.
834
835         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
836         (referenced_var_iterator): Adjust.
837         (FOR_EACH_REFERENCED_VAR): Adjust.
838         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
839         (num_referenced_vars): Adjust.
840         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
841         (first_referenced_var): Remove.
842         (end_referenced_vars_p): Likewise.
843         (next_referenced_var): Likewise.
844         (referenced_var_iterator_set): New helper function.
845         * tree-dfa.c (referenced_var_lookup): Adjust.
846         (referenced_var_check_and_insert): Likewise.
847         (remove_referenced_var): Likewise.
848         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
849         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
850         (verify_call_clobbering): Likewise.
851         (verify_memory_partitions): Likewise.
852         (init_tree_ssa): Allocate bitmap instead of hashtable for
853         referenced_vars.
854         (delete_tree_ssa): Adjust.
855         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
856         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
857         (compute_tag_properties): Likewise.
858         (set_initial_properties): Likewise.
859         (find_partition_for): Likewise.
860         (update_reference_counts): Likewise.
861         (dump_may_aliases_for): Likewise.
862         * tree-ssa-operands.c (add_virtual_operand): Likewise.
863         (add_call_clobber_ops): Likewise.
864         (add_call_read_ops): Likewise.
865         (get_asm_expr_operands): Likewise.
866         * tree-into-ssa.c (dump_decl_set): Likewise.
867         (update_ssa): Likewise.
868         * tree-sra.c (scan_function): Likewise.
869         (decide_instantiations): Likewise.
870         (scalarize_parms): Likewise.
871         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
872         (dsa_named_for): Likewise.
873         * tree-ssa-structalias.c (update_alias_info): Likewise.
874         (merge_smts_into): Likewise.
875
876 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
877
878         PR target/35258
879         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
880         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
881         * alias.h (nonoverlapping_memrefs_p): Likewise.
882
883 2008-02-25  Jan Beulich  <jbeulich@novell.com>
884
885         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
886         * config/i386/netware-libgcc.exp: Add __bswap?i2,
887         __emultls_get_address, __emultls_register_common,
888         __floatundi?f, and _Unwind_GetIPInfo.
889         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
890         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
891         (gen_regparm_prefix): Likewise.
892         (i386_nlm_encode_section_info): Sync with
893         config/i386/winnt.c:i386_pe_encode_section_info().
894         (i386_nlm_maybe_mangle_decl_assembler_name): New.
895         i386_nlm_mangle_decl_assembler_name): New.
896         (netware_override_options): New.
897         * config/i386/netware.h (netware_override_options): Declare.
898         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
899         (i386_nlm_mangle_decl_assembler_name): Declare.
900         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
901
902 2008-02-25  Ben Elliston  <bje@au.ibm.com>
903
904         PR other/32948
905         * c-decl.c (grokdeclarator): Remove unused local variables
906         `typedef_type' and `type_as_written'.
907         * bb-reorder.c
908         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
909         unused local variable `has_hot_blocks'.
910         (fix_crossing_conditional_branches): Remove unused local variable
911         `prev_bb'.
912         
913 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
914
915         PR middle-end/19984
916         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
917         using DEF_C99_BUILTIN.
918         (BUILT_IN_NANF): Ditto.
919         (BUILT_IN_NANL): Ditto.
920
921 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
922             Revital Eres  <eres@il.ibm.com>
923
924         * modulo-sched.c (calculate_must_precede_follow): Address TODO
925         regarding the order of two dependent insns in the same row.
926
927 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
928
929         * stor-layout.c (layout_decl): Do not bump the alignment of a
930         bit-field to more than byte alignment if it is packed.
931
932 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
933
934         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
935         e300c2 and e300c3.
936
937 2008-02-24  Diego Novillo  <dnovillo@google.com>
938
939         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
940
941         PR 33738
942         * tree-vrp.c (vrp_evaluate_conditional): With
943         -Wtype-limits, emit a warning when comparing against a
944         constant outside the natural range of OP0's type.
945         * c.opt (Wtype-limits): Move ...
946         * common.opt (Wtype-limits): ... here.
947
948 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
949
950         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
951         * config/rs6000/e300c2c3.md: New file.
952         * config/rs6000/rs6000.c (processor_costs): Add new costs for
953         e300c2 and e300c3.
954         (rs6000_override_options): Add e300c2 and e300c3 cases to
955         processor_target_table. Do not allow usage of Altivec or Spe
956         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
957         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
958         * config/rs6000/rs6000.h (processor_type): Add
959         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
960         (ASM_CPU_SPEC): Add e300c2 and e300c3.
961         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
962         and ppce300c3. Include e300c2c3.md.
963
964 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
965
966         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
967         instead of TARGET_STRICT_ALIGN.
968
969 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
970
971         * explow.c (memory_address): Assert that the generated address is
972         valid.
973
974 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
975
976         PR target/25477
977         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
978         * config/darwin-ppc-ldouble-patch.def: New file.
979         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
980         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
981         SUBTARGET_INIT_BUILTINS if defined.
982         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
983         New functions.
984
985 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
986
987         PR rtl-opt/33512
988         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
989         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
990
991 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
992
993         PR pch/35027
994         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
995         file" warning condtional on -Winvalid-PCH.
996
997 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
998
999         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1000
1001 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1002
1003         PR target/22076
1004         PR target/34256 
1005         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1006         prevent reload from using MMX registers.
1007         (*mov<mode>_internal): Ditto.
1008         (*movv2sf_internal_rex64): Ditto.
1009         (*movv2sf_internal): Ditto.
1010
1011 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1012
1013         PR documentation/31569
1014         * doc/install.texi2html: Use makeinfo --no-number-sections.
1015
1016 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1017
1018         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1019         ensure that we can address an entire entity > 8 bytes.  Don't
1020         generate reg+reg addressing for such data.
1021
1022 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1023
1024         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1025         strings when optimizing for size, unless the target cares about
1026         alignment.
1027
1028 2008-02-22  Tom Tromey  <tromey@redhat.com>
1029
1030         * regclass.c (current_pass): Remove declaration.
1031
1032 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1033
1034         * config/avr/libgcc.S (__RAMPZ__): Define.
1035         (__do_copy_data): Add for devices with 128KB code memory.
1036
1037 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1038
1039         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1040         Use spe_abi.
1041         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1042
1043 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1044
1045         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1046         GENNONACR_REGS.
1047
1048 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1049
1050         PR c/19999
1051         * c-typeck.c (build_binary_op): Warn about floating point
1052         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1053
1054 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1055
1056         PR target/34526
1057         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1058         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1059         add vrsave.
1060         (rs6000_override_options): Set altivec_abi as default, not override,
1061         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1062         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1063         is used; use new member spe_abi.
1064         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1065         spe_abi and altivec_abi.
1066
1067 2008-02-22  Tomas Bily  <tbily@suse.cz>
1068
1069         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1070
1071 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1072
1073         PR bootstrap/35273
1074         * config.build (build_file_translate): Set to `CMD //c' only if
1075         it works.
1076         * Makefile.in (build_file_translate): Improve comment.
1077
1078 2008-02-21  Jan Hubicka  <jh@suse.cz>
1079
1080         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1081         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1082         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1083
1084 2008-02-21  Michael Matz  <matz@suse.de>
1085
1086         PR target/35264
1087         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1088
1089 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1090
1091         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1092         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1093         as insn constraint.
1094         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1095         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1096         SSE_VEC_FLOAT_MODE_P as insn constraint.
1097         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1098         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1099         sse4a_movntdf using MODEF mode iterator.
1100         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1101         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1102         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1103         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1104         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1105         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1106         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1107
1108 2008-02-21  Richard Guenther  <rguenther@suse.de>
1109
1110         * tree.def (PAREN_EXPR): New tree code.
1111         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1112         and PAREN_EXPR.
1113         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1114         * expr.c (expand_expr_real_1): Likewise.
1115         * tree-inline.c (estimate_num_insns_1): Likewise.
1116         * tree-complex.c (expand_complex_move): Likewise.
1117         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1118         as plain x.
1119
1120 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1121
1122         PR target/35225
1123         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1124
1125 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1126
1127         PR target/35190
1128         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1129
1130         * config/sh/sh.c (find_barrier): Don't go past
1131         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1132
1133 2008-02-20  DJ Delorie  <dj@redhat.com>
1134
1135         * config/h8300/h8300.md (insv): Force source operand to be a register.
1136
1137         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1138         as a jump, not as a plain insn.
1139         
1140 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1141
1142         * doc/invoke.texi (Warning Options): Add new option
1143         -Wframe-larger-than=.
1144         (-Wframe-larger-than): Document.
1145
1146         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1147         Add declarations for new option variables.
1148
1149         * final.c (final_start_function): Check the frame size
1150         before emission and issue a Wframe-larger-than warning.
1151
1152         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1153         Add definitions for new option variables.
1154         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1155
1156         * common.opt (Wframe-larger-than=): New option.
1157
1158 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1159
1160         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1161         (<sse>_div<mode>3): Ditto.
1162         (<sse>_vmdiv<mode>3): Ditto.
1163         (<sse>_vmsqrt<mode>2): Ditto.
1164         (*smax<mode>3): Ditto.
1165         (sse5_frcz<mode>2): Ditto.
1166         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1167         as insn constraint.
1168
1169 2008-02-20  Richard Guenther  <rguenther@suse.de>
1170
1171         PR middle-end/35265
1172         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1173         be happy with INTEGRAL_TYPE_P.
1174
1175 2008-02-20  Richard Guenther  <rguenther@suse.de>
1176
1177         * fold-const.c (split_tree): Associate floatig-point expressions
1178         if flag_associative_math is set.
1179
1180 2008-02-20  Richard Guenther  <rguenther@suse.de>
1181
1182         * tree.h (fold_real_zero_addition_p): Declare.
1183         * fold-const.c (fold_real_zero_addition_p): Export.
1184         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1185         floating-point operations with zero and one.
1186
1187 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1188
1189         * doc/install.texi: Correct references to CFLAGS, replacing them
1190         with BOOT_CFLAGS.  Document flags used during bootstrap for
1191         target libraries.
1192                                 
1193 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1194
1195         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1196         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1197         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1198         insn constraint.
1199         (smin<mode>3): Ditto from similar patterns.
1200         (smax<mode>3): Ditto.
1201         (*ieee_smin<mode>3): Ditto.
1202         (*ieee_smax<mode>3): Ditto.
1203         * config/i386/sse.md (sse): New mode attribute.
1204         (mov<mode>): Macroize expander from movv4sf and movv2df using
1205         SSEMODEF2P mode iterator.
1206         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1207         SSE_VEC_FLOAT_MODE_P as insn constraint.
1208         (storent<mode>): Ditto.
1209         (storent<mode>): Macroize expander from storentsf and storentdf using
1210         MODEF mode iterator.
1211         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1212         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1213         (abs<mode>2): Ditto from similar patterns.
1214         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1215         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1216         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1217         (<sse>_vmsqrt<mode>2): Ditto.
1218         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1219         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1220         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1221         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1222         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1223         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1224         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1225         insn constraint.
1226         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1227         iterator and SSE_FLOAT_MODE_P as insn constraint.
1228         (<sse>_ucomi): Ditto from similar patterns.
1229         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1230         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1231         SSE_VEC_FLOAT_MODE_P as insn constraint.
1232         (vcond<mode>): Ditto from similar patterns.
1233         (and<mode>3, *and<mode>3): Ditto.
1234         (<sse>_nand<mode>3): Ditto.
1235         (ior<mode>3, *ior<mode>3): Ditto.
1236         (xor<mode>3, *xor<mode>3): Ditto.
1237         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1238         iterator and SSE_FLOAT_MODE_P as insn constraint.
1239         (*nand<mode>3): Ditto from similar patterns.
1240         (*ior<mode>3): Ditto.
1241         (*xor<mode>3): Ditto.
1242
1243 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1244
1245         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1246         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1247         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1248
1249 2008-02-19  Jan Hubicka  <jh@suse.cz>
1250
1251         * predict.c (tree_bb_level_predictions): Remove variable next
1252         mistakely introduced by previous commit.
1253
1254 2008-02-19  Jan Hubicka  <jh@suse.cz>
1255
1256         * predict.c (predict_paths_leading_to): Rewrite.
1257         (predict_paths_for_bb): New.
1258         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1259
1260 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1261
1262         PR bootstrap/35218
1263         * Makefile.in (build_file_translate): New.
1264         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1265         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1266         * configure.ac (build_file_translate): Substitute it.
1267         * configure: Regenerate.
1268
1269 2008-02-19  Jan Hubicka  <jh@suse.cz>
1270
1271         PR rtl-optimization/34408
1272         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1273         invalid sharing.
1274
1275 2008-02-19  Jan Hubicka  <jh@suse.cz>
1276
1277         PR middle-end/28779
1278         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1279         call_expr.
1280
1281 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1282
1283         PR Ada/35186
1284         * config/i386/i386-modes.def: Revert the last DI alignment
1285         change until Ada people can look into it.
1286
1287 2008-02-19  Nick Clifton  <nickc@redhat.com>
1288
1289         * opts.c (print_specific_help): Fix typo in --help text.
1290
1291 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1292
1293         PR target/35239
1294         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1295         32-bit inline asm without asm alternatives for host GCC < 3.0.
1296
1297 2008-02-19  Richard Guenther  <rguenther@suse.de>
1298
1299         PR tree-optimization/34989
1300         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1301         Allow propagation to INDIRECT_REF if we can simplify only.
1302
1303 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1304
1305         * c-common.c (warn_for_collisions_1): Use appropriate option when
1306         warning.
1307
1308 2008-02-19  Nick Clifton  <nickc@redhat.com>
1309
1310         PR other/31349
1311         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1312         (handle_options): Fix indentation.
1313         (print_filtered_help): If no language-specific options were
1314         displayed tell the user how to list all the options supported by
1315         the language's front-end.
1316         (print_specific_help): Fix indentation and remove duplicate line.
1317         (common_handle_option): Handle the -v option.
1318         For --help enable the display of undocumented options if the -v
1319         switch has been included on the command line.
1320         For --help= check for overlaps in the arguments between the option
1321         classes and the language names and issue a warning when they
1322         cannot be disambiguated.
1323         * c.opt (v): Pass on to the common option handler.
1324
1325 2008-02-19  Revital Eres  <eres@il.ibm.com> 
1326
1327         * modulo-sched.c (sms_schedule): Change dump message when
1328         create_ddg function fails.
1329         (try_scheduling_node_in_cycle): Rename row to cycle.
1330         (print_partial_schedule): Rename CYCLE to ROW.
1331
1332 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1333             Zdenek Dvorak  <ook@ucw.cz>
1334
1335         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1336
1337 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1338
1339         PR target/33555
1340         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1341         (*x86_movdicc_0_m1_se): Ditto.
1342
1343 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1344
1345         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1346         (CMPtype): Define as __gcc_CMPtype.
1347         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1348         (CMPtype): Define as __gcc_CMPtype.
1349
1350 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1351
1352         Support valgrind 3.3 for --enable-checking=valgrind.
1353         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1354         here.
1355         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1356         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1357         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1358         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1359         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1360         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1361         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1362         respectively.
1363         * ggc-zone.c: Similar.
1364         * ggc-page.c: Similar.
1365
1366 2008-02-19  Paul Brook  <paul@codesourcery.com>
1367
1368         PR target/35071
1369         * config/arm/ieee754-df.S: Fix do_it typo.
1370         * config/arm/ieee754-sf.S: Fix do_it typo.
1371
1372 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1373
1374         PR target/35189
1375         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1376         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1377         (OPTION_MASK_ISA_SSE_SET): Likewise.
1378         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1379         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1380         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1381         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1382         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1383         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1384         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1385         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1386         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1387         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1388         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1389         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1390         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1391         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1392         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1393         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1394         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1395         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1396         (OPTION_MASK_ISA_SSE4): Removed.
1397         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1398         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1399         -mXXX.
1400         (override_options): Don't turn on implied SSE/MMX bits in
1401         ix86_isa_flags.
1402
1403 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1404
1405         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1406         32bit host.
1407
1408 2008-02-18  Joey Ye  <joey.ye@intel.com>
1409
1410         PR middle-end/34921
1411         * tree-nested.c (insert_field_into_struct): Set type alignment
1412         to field alignment if the former is less than the latter.
1413
1414 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1415
1416         * BASE-VER: Set to 4.4.0.
1417
1418 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1419
1420         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1421         * doc/cfg.texi: Likewise.
1422         * doc/extend.texi: Likewise.
1423         * doc/gty.texi: Likewise.
1424         * doc/invoke.texi: Likewise.
1425         * doc/loop.texi: Likewise.
1426         * doc/md.texi: Likewise.
1427         * doc/passes.texi: Likewise.
1428         * doc/rtl.texi: Likewise.
1429         * doc/sourcebuild.texi: Likewise.
1430         * doc/tm.texi: Likewise.
1431         * doc/tree-ssa.texi: Likewise.
1432
1433 2008-02-17  Richard Guenther  <rguenther@suse.de>
1434
1435         PR middle-end/35227
1436         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1437         without default definition.
1438
1439 2008-02-17  Richard Guenther  <rguenther@suse.de>
1440
1441         PR tree-optimization/35231
1442         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1443         if A | B != 1.
1444
1445 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1446
1447         Revert:
1448
1449         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1450         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1451         libgcc_cmp_return mode.
1452
1453 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1454
1455         PR c/28368
1456         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1457
1458 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1459
1460         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1461         multilibs.
1462
1463 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1464
1465         * doc/c-tree.texi: Use `@.' where appropriate.
1466         * doc/extend.texi: Likewise.
1467         * doc/install.texi: Likewise.
1468         * doc/invoke.texi: Likewise.
1469         * doc/loop.texi: Likewise.
1470         * doc/makefile.texi: Likewise.
1471         * doc/md.texi: Likewise.
1472         * doc/passes.texi: Likewise.
1473         * doc/standards.texi: Likewise.
1474         * doc/tm.texi: Likewise.
1475
1476 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1477
1478         PR middle-end/35196
1479         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1480         in entry_bb.
1481         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1482         rather than in entry_bb.
1483
1484 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1485
1486         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1487         libgcc_cmp_return mode.
1488
1489 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1490
1491         PR middle-end/35130
1492         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1493         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1494
1495 2008-02-15  Richard Guenther  <rguenther@suse.de>
1496             Zdenek Dvorak  <ook@ucw.cz>
1497
1498         PR tree-optimization/35164
1499         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1500         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1501         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1502         Only propagate addresses which do not have abnormal SSA_NAMEs
1503         in their operands.
1504
1505 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1506
1507         PR target/35088
1508         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1509
1510 2008-02-15  Jan Hubicka  <jh@suse.cz>
1511
1512         PR middle-end/35149
1513         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1514
1515 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1516
1517         PR middle-end/34621
1518         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1519         when calculating alignment_pad.
1520
1521 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1522
1523         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1524         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1525         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1526         and STACK_BOUNDARY define.
1527
1528 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1529
1530         PR preprocessor/35061
1531         * c-pragma.c (handle_pragma_pop_macro): Check that
1532         pushed_macro_table has been allocated.
1533
1534 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1535
1536         PR middle-end/35136
1537         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1538         (force_gimple_operand): Likewise.
1539         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1540         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1541         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1542         (find_interesting_uses_address): Check addressability and alignment
1543         of the base expression only after substituting bases of IVs into it.
1544
1545 2008-02-14  Michael Matz  <matz@suse.de>
1546
1547         PR target/34930
1548         * function.c (instantiate_virtual_regs_in_insn): Reload address
1549         before falling back to reloading the whole operand.
1550
1551 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1552
1553         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1554         before the first section switch note.
1555
1556 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1557
1558         * doc/bugreport.texi: Update copyright years.
1559         * doc/c-tree.texi: Likewise.
1560         * doc/cfg.texi: Likewise.
1561         * doc/cpp.texi: Likewise.
1562         * doc/cppinternals.texi: Likewise.
1563         * doc/fragments.texi: Likewise.
1564         * doc/frontends.texi: Likewise.
1565         * doc/gcc.texi: Likewise.
1566         * doc/gty.texi: Likewise.
1567         * doc/hostconfig.texi: Likewise.
1568         * doc/implement-c.texi: Likewise.
1569         * doc/libgcc.texi: Likewise.
1570         * doc/loop.texi: Likewise.
1571         * doc/makefile.texi: Likewise.
1572         * doc/options.texi: Likewise.
1573         * doc/passes.texi: Likewise.
1574         * doc/rtl.texi: Likewise.
1575         * doc/sourcebuild.texi: Likewise.
1576         * doc/standards.texi: Likewise.
1577         * doc/tree-ssa.texi: Likewise.
1578         * doc/trouble.texi: Likewise.
1579
1580         * doc/extend.texi: Use @: or add comma where appropriate.
1581         * doc/invoke.texi: Likewise.
1582         * doc/tm.texi: Likewise.
1583
1584 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1585
1586         PR target/34393
1587         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1588         to a reg.
1589
1590 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1591
1592         * doc/md.texi (clz, ctz): Add reference.
1593         * doc/rtl.texi (clz, ctz): Likewise.
1594
1595 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1596
1597         PR other/35148
1598         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1599         srcdir.
1600
1601 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1602
1603         * config/s390/s390.c (struct constant_pool): New field
1604         emit_pool_after added.
1605         (s390_mainpool_start): Set the emit_pool_after flag according
1606         to the section switch notes.
1607         (s390_mainpool_finish): Consider emit_pool_after when emitting
1608         the literal pool at the end of the function.
1609         (s390_chunkify_start): Force literal pool splits at section
1610         switch notes.
1611
1612 2008-02-13  Michael Matz  <matz@suse.de>
1613
1614         PR debug/35065
1615         * var-tracking.c (clobber_variable_part): Correctly traverse the
1616         list.
1617
1618 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1619
1620         PR 29673
1621         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1622         Add -fdump-ipa-inline.
1623         * tree-dump.c (dump_files): Remove tree-inlined dump.
1624         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1625         
1626 2008-02-12  Richard Guenther  <rguenther@suse.de>
1627
1628         PR tree-optimization/35171
1629         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1630         default defs.
1631
1632 2008-02-12  Richard Guenther  <rguenther@suse.de>
1633
1634         PR middle-end/35163
1635         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1636         value-preserving mode.  Disallow final truncation.
1637
1638 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1639
1640         PR middle-end/35136
1641         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1642         code from here to...
1643         (force_gimple_operand): ...here.
1644
1645 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
1646
1647         PR c++/35144
1648         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1649         non-compatible pointers.
1650         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1651         different FIELD_DECLs, try harder by comparing field offsets, sizes
1652         and types.
1653
1654         PR inline-asm/35160
1655         * function.c (match_asm_constraints_1): Don't replace the same input
1656         multiple times.
1657
1658 2008-02-12  Anatoly Sokolov <aesok@post.ru>
1659
1660         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1661         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1662         (expand_epilogue): Restore RAMPZ register.
1663         * config/avr/avr.md (RAMPZ_ADDR): New constant.
1664
1665 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
1666
1667         * config/i386/cygwin.asm: (__alloca): Correct calling
1668         convention and alignment.
1669         (__chkstk): Force 8 byte stack alignment.
1670
1671 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
1672             Richard Guenther  <rguenther@suse.de>
1673
1674         PR tree-optimization/33992
1675         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1676         the zero we compare against.
1677
1678 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
1679
1680         PR libfortran/35063
1681         * gthr-win32.h (__gthread_mutex_destroy_function): New function
1682         to CloseHandle after unlocking to prevent accumulation of handle
1683         count.
1684
1685 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1686
1687         PR middle_end/34150
1688         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1689         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
1690         and update LABEL_NUSES during and after reload.
1691
1692 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
1693
1694         PR middle-end/34627
1695         * combine.c (simplify_if_then_else): Make sure the comparison is
1696         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1697
1698 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
1699
1700         PR bootstrap/35051
1701         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1702         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1703         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1704         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1705         * tree.h (get_type_static_bounds): Likewise.
1706
1707 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1708
1709         * doc/invoke.texi (Option Summary, C++ Dialect Options)
1710         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1711         Make -Wfoo language annotations match what the compiler outputs.
1712
1713 2008-02-08  Sa Liu  <saliu@de.ibm.com>
1714
1715         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
1716         intrinsics spu_convts, spu_convtu, spu_convtf.
1717         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1718
1719 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
1720
1721         * doc/extend.texi (Function Attributes) <noinline>: Mention
1722         asm ("") as method to keep calls.
1723
1724 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1725
1726         PR other/32754
1727         * doc/options.texi (Options): Replace references to opts.sh with
1728         optc-gen.awk.
1729         * opts-common.c: Likewise.
1730         * optc-gen.awk: Likewise.
1731         
1732 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1733
1734         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1735
1736 2008-02-07  Richard Henderson  <rth@redhat.com>
1737
1738         PR rtl-opt/33410
1739         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1740         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
1741         funny mode.
1742
1743 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
1744
1745         PR tree-optimization/35085
1746         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1747         for operand entry oe2 in addition to operand entry oe3 in order to
1748         expose more opportunities for vectorizer sum reduction.
1749
1750 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1751
1752         PR other/35107
1753         * Makefile.in (LIBS): Remove $(GMPLIBS).
1754         (cc1-dummy, cc1): Add $(GMPLIBS).
1755
1756 2008-02-06  Jan Hubicka  <jh@suse.cz>
1757
1758         PR target/23322
1759         * i386.md (moddf_integer): Do not produce partial memory stalls for
1760         targets where it hurts.
1761
1762 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
1763
1764         PR target/35083
1765         * optabs.c (expand_float): Do not check for decimal modes when
1766         expanding unsigned integer through signed conversion.
1767
1768 2008-02-06  Nick Clifton  <nickc@redhat.com>
1769
1770         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1771         inside the clobber with a match_operand and duplicated operand
1772         number in the constraint.
1773         (ineqbranchsi): Delete redundant comment.
1774
1775 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
1776
1777         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
1778         builtin_define ("__USE_INIT_FINI__").
1779         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1780         -msx multilibs.
1781         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1782
1783 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1784
1785         PR documentation/30330
1786         * doc/invoke.texi (C++ Dialect Options)
1787         (Objective-C and Objective-C++ Dialect Options, Warning Options):
1788         For each warning option -Wfoo that allows -Wno-foo, ensure both
1789         -Wfoo and -Wno-foo are listed in the option index.  Fix index
1790         entry of -Wswitch-default, index -Wnormalized= including the
1791         `=', and -Wlarger-than-@var{len} including @var{len}.
1792
1793 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1794
1795         * config/i386/i386.md (floatunssisf2): Use
1796         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1797         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1798         Macroize expander using MODEF mode iterator.
1799
1800 2008-02-05  Diego Novillo  <dnovillo@google.com>
1801
1802         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1803
1804         PR 33738
1805         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1806
1807 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1808
1809         PR other/35070
1810         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1811
1812 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
1813
1814         PR target/35084
1815         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1816         to indicate if a message should be generated.
1817         (init_cumulative_args): Updated.
1818         (function_value_32): Likewise.
1819
1820 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
1821
1822         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1823
1824 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
1825
1826         PR target/35083
1827         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1828         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1829
1830 2008-02-04  Diego Novillo  <dnovillo@google.com>
1831
1832         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1833
1834         PR 33738
1835         * tree-vrp.c (vrp_evaluate_conditional): With
1836         -Wtype-limits, emit a warning when comparing against a
1837         constant outside the natural range of OP0's type.
1838
1839 2008-02-04  Richard Guenther  <rguenther@suse.de>
1840
1841         PR middle-end/33631
1842         * expr.c (count_type_elements): Give for unions instead of
1843         guessing.
1844
1845 2008-02-04  Richard Guenther  <rguenther@suse.de>
1846
1847         PR middle-end/35043
1848         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1849         to TYPE_DOMAINs base type instead of using bitsizetype here.
1850
1851 2008-02-03  Jason Merrill  <jason@redhat.com>
1852
1853         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1854
1855 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1856
1857         PR other/29972
1858         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1859         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1860         (RS/6000 and PowerPC Options): Fix typos and markup.
1861         * doc/passes.texi (Tree-SSA passes): Likewise.
1862
1863 2008-02-02  Michael Matz  <matz@suse.de>
1864
1865         PR target/35045
1866         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1867         from record_last_reg_set_info.
1868         (record_last_reg_set_info): Take an RTX argument, iterate over all
1869         constituent hardregs.
1870         (record_last_set_info, record_opr_changes): Change calls to
1871         new signature or to record_last_reg_set_info_regno.
1872
1873 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
1874
1875         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1876
1877 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
1878
1879         PR rtl-optimization/34773
1880         * reg-notes.def (EQUAL): Mention significance of combination of
1881         REG_EQUAL and REG_RETVAL.
1882         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1883         insn that has a REG_RETVAL.
1884
1885 2008-02-01  Roger Sayle  <roger@eyesopen.com>
1886
1887         PR bootstrap/33781
1888         * configure.ac (--enable-fixed-point): Disable unless explicitly
1889         requested on IRIX.
1890         * configure: Regenerate.
1891
1892 2008-02-01  Richard Guenther  <rguenther@suse.de>
1893
1894         PR other/35042
1895         * invoke.texi (-finline-limit): Remove no longer true parts
1896         of the documentation.  Note that there is no default value.
1897
1898 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
1899             Mark Mitchell  <mark@codesourcery.com>
1900             Ben Elliston  <bje@au.ibm.com>
1901
1902         PR c/29326
1903         * doc/extend.texi (Other Builtins): Document.
1904
1905 2008-01-31  Tom Browder <tom.browder@gmail.com>
1906
1907         * doc/c-tree.texi (Types): Fix grammar.
1908         (Expression trees): Ditto.
1909         * doc/passes.texi (Tree-SSA passes): Ditto.
1910         
1911         * doc/configterms.texi (Configure Terms): Fix typo.
1912         * doc/cpp.texi (Common Predefined Macros): Ditto.
1913         * doc/md.texi (Machine Constraints): Ditto.
1914         
1915         * doc/makefile.texi (Makefile): Add comma.
1916
1917 2008-01-31  Tom Browder  <tom.browder@gmail.com>
1918             Gerald Pfeifer  <gerald@pfeifer.com>
1919         
1920         * doc/sourcebuild.texi (Front End): Remove references to CVS
1921         and CVSROOT/modules.
1922         (Texinfo Manuals): Replace reference to CVS by one to SVN.
1923         (Back End): Remove reference to CVS.
1924
1925 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1926
1927         PR target/34900
1928         * config/mips/mips.c (gen_load_const_gp): New function, taking a
1929         comment from...
1930         (mips16_gp_pseudo_reg): ...here.
1931         * config/mips/mips.md (load_const_gp): Replace with...
1932         (load_const_gp_<mode>): ...this :P-based insn.
1933
1934 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1935
1936         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1937         options. Minor fixes.
1938         (-std): Move reference to standards closer to where language
1939         standards are first mentioned.
1940         
1941 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
1942
1943         PR rtl-optimization/34995
1944         * reload.c (alternative_allows_const_pool_ref): Take an rtx
1945         parameter and return a bool.  If the rtx parameter is nonnull,
1946         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1947         (find_reloads): Update call accordingly.  Pass the new operand
1948         if it needed no address reloads, otherwise pass null.
1949
1950 2008-01-30  Richard Henderson  <rth@redhat.com>
1951
1952         PR c/34993
1953         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1954         for unbounded arrays.
1955
1956 2008-01-30  Silvius Rus  <rus@google.com>
1957
1958         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1959
1960 2008-01-30  Jan Hubicka  <jh@suse.cz>
1961
1962         PR target/34982
1963         * i386.c (init_cumulative_args): Use real function declaration when
1964         calling locally.
1965
1966 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
1967
1968         PR rtl-optimization/34998
1969         * global.c (build_insn_chain): Treat non-subreg_lowpart
1970         SUBREGs of pseudos as clobbering all the words covered by the
1971         SUBREG, not just all the bytes.
1972         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
1973         original df_ref rather than an extract parameter.
1974         (global_conflicts): Update call accordingly.
1975
1976 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
1977
1978         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1979         the overflow check to make it easier to read.
1980         (__fixtfdi): Change the type of the ll member in union
1981         long_double to UDItype_x.
1982
1983 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
1984
1985         PR middle-end/34969
1986         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1987         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1988         * tree-inline.c (fold_marked_statements): Call
1989         cgraph_update_edges_for_call_stmt if folding a call statement.
1990         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1991         debug_generic_stmt calls, reset it back afterwards.
1992
1993         PR c/35017
1994         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1995         static decls.
1996         * c-typeck.c (build_external_ref): Don't pedwarn about
1997         static vars in current function's scope.
1998
1999 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2000
2001         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2002
2003 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2004
2005         PR c/35002
2006         * ipa-struct-reorg.c: Fix spelling.
2007         * params.def: Ditto.
2008
2009 2008-01-29  Richard Guenther  <rguenther@suse.de>
2010
2011         PR middle-end/35006
2012         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2013         field.
2014         * tree-inline.c (remap_type): Increment remapping_type_depth
2015         around remapping types.
2016         (copy_body_r): Only add referenced variables if they are referenced
2017         from code, not types.
2018
2019 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2020
2021         PR c++/34055
2022         PR c++/34103
2023         PR c++/34219
2024         PR c++/34606
2025         PR c++/34753
2026         PR c++/34754
2027         PR c++/34755
2028         PR c++/34919
2029         PR c++/34961
2030         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2031         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2032
2033 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2034
2035         PR target/34412
2036         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
2037         pointer for tiny stack.
2038
2039 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2040
2041         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2042
2043 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2044
2045         * config/vx-common.h: Fix typo in comment.
2046
2047 2008-01-28  Ian Lance Taylor  <iant@google.com>
2048
2049         PR c++/34862
2050         PR c++/33407
2051         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2052         coalesce pointers if they have different DECL_NO_TBAA_P values.
2053         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2054         between variables with different DECL_NO_TBAA_P values.
2055
2056 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2057
2058         PR 31535
2059         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2060         are not legitimate small data references on SPE targets.
2061
2062 2008-01-28  David Daney  <ddaney@avtrex.com>
2063
2064         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2065
2066 2008-01-28  David Daney  <ddaney@avtrex.com>
2067
2068         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2069
2070 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2071
2072         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2073         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2074         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2075         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2076         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2077         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2078         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2079         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2080
2081 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2082
2083         * basic-block.h (condjump_equiv_p): Fix comment.
2084
2085 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2086
2087         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2088         print_generic_stmt_indented): Fix comment.
2089
2090 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2091
2092         * configure.ac (__stack_chk_fail): Add detecion for availability
2093         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2094         * configure: Regenerate.
2095
2096 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2097
2098         PR middle-end/34688
2099         * final.c (output_addr_const): Handle TRUNCATE.
2100
2101 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2102
2103         PR target/34711
2104         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2105         (zero_cost, infinite_cost): New constants.
2106         (struct cost_pair): Change type of cost to comp_cost.
2107         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2108         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2109         New functions.
2110         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2111         split_address_cost, ptr_difference_cost, difference_cost,
2112         get_computation_cost_at, get_computation_cost,
2113         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2114         determine_use_iv_cost_condition, determine_use_iv_costs,
2115         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2116         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2117         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2118         Change type of cost to comp_cost.
2119         (determine_iv_cost): Increase cost of non-original ivs, instead
2120         of decreasing the cost of original ones.
2121         (get_address_cost): Indicate the complexity of the addressing mode 
2122         in comp_cost.
2123         (try_add_cand_for): Prefer using ivs not specific to some object.
2124         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2125
2126 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2127             Janis Johnson  <janis187@us.ibm.com>
2128
2129         PR target/34814
2130         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2131         (TARGET_INSTANTIATE_DECLS): Likewise.
2132         * target.h (expand_to_rtl_hook): New target hook.
2133         (instantiate_decls): Likewise.
2134         * function.c (instantiate_decl): Make non-static.  Rename to...
2135         (instantiate_decl_rtl): ... this.
2136         (instantiate_expr): Use instantiate_decl_rtl.
2137         (instantiate_decls_1): Likewise.
2138         (instantiate_decls): Likewise.
2139         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2140         * function.h (instantiate_decl_rtl): Add prototype.
2141         * cfgexpand.c (target.h): New include.
2142         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2143         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2144         (TARGET_INSTANTIATE_DECLS): Likewise.
2145         (TARGET_INITIALIZER): New target hooks added.
2146         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2147         New prototype.
2148         * config/rs6000/rs6000.c (tree-flow.h): New include.
2149         (machine_function): Add sdmode_stack_slot field.
2150         (rs6000_alloc_sdmode_stack_slot): New function.
2151         (rs6000_instantiate_decls): Likewise.
2152         (rs6000_secondary_memory_needed_rtx): Likewise.
2153         (rs6000_check_sdmode): Likewise.
2154         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2155         (TARGET_INSTANTIATE_DECLS): Likewise.
2156         (rs6000_hard_regno_mode_ok): Allow SDmode.
2157         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2158         (rs6000_emit_move): Handle SDmode.
2159         (function_arg_advance): Likewise.
2160         (function_arg): Likewise.
2161         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2162         SDmode var args for 32-bit compiles.
2163         (rs6000_secondary_reload_class): Handle SDmode.
2164         (rs6000_output_function_epilogue): Likewise.
2165         (rs6000_function_value): Simplify if statement.
2166         (rs6000_libcall_value): Likewise.
2167         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2168         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2169         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2170         (movsd_hardfloat): New define_insn.
2171         (movsd_softfloat): Likewise.
2172         (movsd_store): Likewise.
2173         (movsd_load): Likewise.
2174         (extendsddd2): Likewise.
2175         (extendsdtd2): Likewise.
2176         (truncddsd2): Likewise.
2177         (movdd_hardfloat64): Fixup comment.
2178         (UNSPEC_MOVSD_LOAD): New constant.
2179         (UNSPEC_MOVSD_STORE): Likewise.
2180
2181 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2182
2183         PR c++/34965
2184         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2185         TRUTH_XOR_EXPR.
2186         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2187         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2188         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2189         and TRUTH_XOR_EXPR.
2190
2191 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2192
2193         PR target/34794
2194         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2195         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2196         __LONGDOUBLE128 too.
2197         * config/rs6000/aix61.h: New file.
2198
2199 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2200
2201         PR rtl-optimization/34959
2202         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2203         popcount and parity rtxes the same mode as their operand.
2204         Truncate or extend the result to the return value's mode
2205         if necessary.
2206
2207 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2208
2209         PR target/34981
2210         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2211         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2212         to GOT_VERSION_REGNUM.
2213         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2214         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2215         * config/mips/mips.c (mips_emit_call_insn): New function.
2216         (mips_call_tls_get_addr): Call mips_expand_call directly.
2217         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2218         emit_call_insn.
2219         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2220         (mips_expand_call): Update the call to mips16_build_call_stub
2221         accordingly and a remove redundant condition.  Assert that MIPS16
2222         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2223         the call insn.
2224         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2225         TARGET_USE_GOT.
2226         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2227         (mips_avoid_hazard): Remove hazard_set handling.
2228         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2229         (UNSPEC_RESTORE_GP): ...this.
2230         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2231         (FAKE_CALL_REGNO): Rename to...
2232         (GOT_VERSION_REGNUM): ...this.
2233         (type): Add "ghost" value.  Add an associated insn reservation.
2234         (hazard_set): Remove.
2235         (exception_receiver): Rename to...
2236         (restore_gp): ...this and update the unspec identifier accordingly.
2237         (exception_receiver, nonlocal_got_receiver): New expanders.
2238         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2239         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2240         (set_got_version, update_got_version): New patterns.
2241
2242 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2243
2244         PR target/34970
2245         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2246
2247 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2248
2249         PR other/31955
2250         * doc/install.texi2html: Generate gcc-vers.texi.
2251
2252 2008-01-25  DJ Delorie  <dj@redhat.com>
2253
2254         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2255
2256 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2257
2258         * config/c4x: Remove directory.
2259         * config.gcc (crx-*, mt-*): Mark obsolete.
2260         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2261         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2262         sh-*-rtemscoff*): Remove cases.
2263         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2264         * real.c (encode_c4x_single, decode_c4x_single,
2265         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2266         c4x_extended_format): Remove.
2267         * real.h (c4x_single_format, c4x_extended_format): Remove.
2268         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2269         on C4x.
2270         (Pragmas): Remove comment about c4x pragmas.
2271         * doc/install.texi (c4x): Remove target-specific instructions.
2272         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2273         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2274         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2275         refer to C4x source files as examples.
2276         (C4X_FLOAT_FORMAT): Remove documentation.
2277
2278 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2279
2280         * config/bfin/bfin.c (override_options): Reorder tests so that
2281         flag_pic gets enabled for -msep-data.
2282
2283 2008-01-25  Richard Guenther  <rguenther@suse.de>
2284
2285         PR middle-end/32244
2286         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2287         to its bitfield precision if required.
2288
2289 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2290
2291         PR middle-end/33880
2292         * tree-nested.c (walk_omp_for): New function.
2293         (convert_nonlocal_reference, convert_local_reference): Call
2294         walk_omp_for on OMP_FOR.
2295         (convert_call_expr): Call walk_body on OMP_FOR's
2296         OMP_FOR_PRE_INIT_BODY.
2297
2298 2008-01-25  Richard Guenther  <rguenther@suse.de>
2299
2300         PR tree-optimization/34966
2301         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2302         default defs and PHI_NODEs we have to insert after the
2303         defining statement.
2304
2305 2008-01-24  Nick Clifton  <nickc@redhat.com>
2306
2307         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2308         Provide a default definition.
2309         (LIBGCC2_UNITS_PER_WORD): Likewise.
2310
2311         * config/stormy16/stormy16.c: Include df.h for the prototype
2312         for df_regs_ever_live_p.
2313         (xstormy16_expand_builtin_va_start): Convert the stack offset
2314         into a component_ref and then use POINTER_PLUS_EXPR to add it
2315         to the incoming_virtual_args_rtx.
2316         (xstormy16_gimplify_va_arg_expr): Rename to
2317         xstormy16_gimplify_va_arg_expr.
2318         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2319         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2320         xstormy16_gimplify_va_arg_expr.
2321         Fix up some formatting issues.
2322
2323         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2324         Move to predicates.md.
2325         (xs_hi_general_operand): Likewise.
2326         (xs_hi_nonmemory_operand): Likewise.
2327         * config/stormy16/predicates.md:
2328         (xstormy16_carry_plus_operand): New predicate.
2329         (xs_hi_general_operand): New predicate.
2330         (xs_hi_nonmemory_operand): New predicate.
2331         * config/stormy16/stormy16-protos.h:
2332         (xstormy16_carry_plus_operand): Delete prototype.
2333         (xs_hi_general_operand): Likewise.
2334         (xs_hi_nonmemory_operand): Likewise.
2335
2336         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2337         modifiers as they are no longer needed and they can trigger
2338         reload spill failures.
2339
2340         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2341         with a match_operand in order to help reload.
2342
2343         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2344         constraint with 'e' for the 8th alternative as this version of
2345         the mov.w instruction only accepts the lower 8 registers.
2346
2347 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2348
2349         PR target/34856
2350         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2351         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2352         vector elements.
2353
2354 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2355
2356         PR middle-end/33333
2357         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2358
2359 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2360
2361         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2362         New functions.
2363         (remove_structure): Update allocations list before removing structure.
2364         
2365 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2366
2367         * ipa-struct-reorg.c (is_safe_cond_expr, 
2368         create_new_stmts_for_cond_expr): Use integer_zerop function,
2369         that recognize not only zero-pointer, but zero-integer too.
2370
2371 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2372
2373         PR other/22232
2374         * fixproto: Escape "." in sed expression that strips leading "./".
2375
2376 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2377
2378         PR driver/34904
2379         * gcc.c (SWITCH_OK): Removed.
2380         (SWITCH_LIVE): Changed to bit.
2381         (SWITCH_FALSE): Likewise.
2382         (SWITCH_IGNORE): Likewise.
2383         (switchstr): Change live_cond to unsigned int.
2384         (process_command): Replace SWITCH_OK with 0.
2385         (do_self_spec): Likewise.
2386         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2387         (give_switch): Likewise.
2388         (used_arg): Likewise.
2389         (do_spec_1): Set the SWITCH_IGNORE bit.
2390         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2391         bits.  Set the SWITCH_LIVE bit.
2392
2393 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2394
2395         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2396
2397 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2398
2399         PR tree-optimization/34472
2400         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2401         parameter to a "bool *" and set *DATA to false if there is
2402         an unsafe access.  Do not delete the structure here.
2403         (check_cond_exprs): Delete it here instead.
2404         (check_cond_exprs, exclude_cold_structs): Do not increase
2405         I when removing a structure.
2406
2407 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2408
2409         PR target/34856
2410         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2411         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2412
2413 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2414
2415         PR middle-end/34934
2416         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2417         a fixed vector for stack.
2418
2419 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2420
2421         PR c++/25701
2422         * doc/gcc.texi (Software development): Add a direntry for g++.
2423         
2424 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2425
2426         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2427         stale and straggling -fforce-addr comments above.
2428
2429         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2430         define.
2431         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2432         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2433
2434 2008-01-23  Michael Matz  <matz@suse.de>
2435
2436         PR debug/34895
2437         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2438         gen_type_die.
2439
2440 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2441
2442         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2443         malloc result type.
2444
2445 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2446
2447         * config/avr/avr.c (avr_current_arch): New variable.
2448         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2449         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2450         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2451         (avr_override_options): Init 'avr_current_arch'. 
2452         (base_arch_s): Move from here...
2453         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2454         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2455         'mega' to 'have_jmp_call'.
2456         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2457         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2458         macros.
2459         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2460         architectures.
2461         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2462         MULTILIB_MATCHES): (Ditto.).
2463
2464 2008-01-23  Richard Guenther  <rguenther@suse.de>
2465
2466         PR middle-end/31529
2467         * cgraphunit.c (cgraph_reset_node): Always mark the node
2468         not reachable if it is not queued already.
2469
2470 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2471
2472         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2473         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2474         (cputype_selected): New static variable.
2475         (bfin_handle_option): Set it if -mcpu is used.
2476         (override_option): Select default set of workarounds if no cpu type
2477         selected on the command line.
2478         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2479
2480         From  Michael Frysinger  <michael.frysinger@analog.com>
2481         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2482         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2483
2484         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2485         for bf547, bf523, bf524, and bf526.
2486         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2487         bf526.
2488         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2489         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2490         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2491         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2492         * doc/invoke.texi (Blackfin Options): Document that
2493         -mcpu now accept bf547, bf523, bf524, and bf526.
2494
2495 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2496
2497         PR rtl-optimization/34628
2498         * combine.c (try_combine): Stop and undo after the first combination
2499         if an autoincrement side-effect on the first insn has effectively
2500         been lost.
2501
2502 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2503
2504         PR target/34529
2505         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2506         Offset addresses are not valid for Altivec or paired float modes.
2507
2508 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2509
2510         PR c++/34607
2511         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2512         if DECL_INITIAL (decl) is error_mark_node.
2513
2514         PR c++/34914
2515         * c-common.c (handle_vector_size_attribute): Only allow
2516         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2517         the same way as pointer, array etc. types.
2518         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2519
2520         PR c++/34917
2521         * tree.c (build_type_attribute_qual_variant): Call
2522         build_qualified_type if attributes are equal, but quals are not.
2523
2524 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2525
2526         PR 32102
2527         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2528         * flags.h (warn_strict_aliasing): Remove.
2529         (warn_strict_overflow): Remove.
2530         * opts.c (warn_strict_aliasing): Remove.
2531         (warn_strict_overflow): Remove.
2532         * c-opts.c (c_common_handle_option): -Wall only sets
2533         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2534         (c_common_post_options): Give default values to -Wstrict-aliasing
2535         and -Wstrict-overflow if they are uninitialized.
2536         * common.opt (Wstrict-aliasing): Specify Var and Init.
2537         (Wstrict-overflow): Likewise.
2538
2539 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2540
2541         PR rtl-optimization/26854
2542         PR rtl-optimization/34400
2543         PR rtl-optimization/34884
2544         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2545         DF_RD->gen.
2546         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2547         (df_rd_bb_info.expanded_lr_out): Deleted
2548         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2549         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2550         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2551         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2552         Removed code to allocate, initialize or free expanded_lr_out.
2553         (df_rd_bb_local_compute_process_def): Restructured to make more
2554         understandable.
2555         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2556         sets if the sets are being trimmed.
2557
2558 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2559
2560         PR bootstrap/32287
2561         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2562         (as_vers): Likewise.
2563         * configure: Regenerated.
2564
2565 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2566
2567         PR middle-end/33092
2568         * tree-pass.h (pass_build_alias): New pass.
2569         * tree-ssa-alias.c (gate_build_alias): New.
2570         (pass_build_alias): New.
2571         * passes.c (init_optimization_passes): Add pass_build_alias after
2572         pass_create_structure_vars.
2573
2574 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2575
2576         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2577         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2578         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2579         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2580         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2581         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2582         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2583         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2584         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2585         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2586         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2587         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2588         * config/s390/s390.md (FP_ALL): New mode iterator.
2589         (_d): New mode attribute.
2590         ("*signbit<mode>2>"): Changed mode of first operand.
2591         ("isinf<mode>2"): Changed mode of first operand.
2592         ("*TDC_insn"): Adaptation for DFP modes.
2593
2594 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2595
2596         * tree.c (check_qualified_type): Improve function description.
2597
2598 2008-01-21  Jason Merrill  <jason@redhat.com>
2599
2600         PR c++/34196
2601         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2602         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2603         if it is set.
2604
2605 2008-01-21  DJ Delorie  <dj@redhat.com>
2606
2607         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2608         return zero.
2609
2610 2008-01-21  Richard Guenther  <rguenther@suse.de>
2611
2612         PR middle-end/34856
2613         * tree-cfg.c (verify_expr): Allow all invariant expressions
2614         instead of just constant class ones as reference argument.
2615         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2616         like any other constant.
2617         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2618
2619 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2620
2621         * regmove.c (fixup_match_1): Update call crossed frequencies.
2622
2623 2008-01-21  Richard Guenther  <rguenther@suse.de>
2624
2625         PR c/34885
2626         * tree-inline.c (setup_one_parameter): Deal with mismatched
2627         types using a VIEW_CONVERT_EXPR.
2628
2629 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2630             Olga Golovanevsky  <olga@il.ibm.com>
2631         
2632         PR tree-optimization/34701
2633         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2634         when the structure size is not a power of 2.
2635
2636 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
2637
2638         * doc/install.texi: Add doc for --enable-checking=df.
2639         
2640 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2641
2642         PR rtl-optimization/34808
2643         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2644
2645 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2646
2647         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2648         input.
2649
2650 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
2651
2652         PR rtl-optimization/26854
2653         PR rtl-optimization/34400
2654         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2655         DF_RD->gen.
2656         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2657         (df_rd_bb_info.expanded_lr_out): New.
2658         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2659         * loop_iv.c (iv_analysis_loop_init): Ditto.
2660         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2661         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2662         Added code to allocate, initialize or free expanded_lr_out.
2663         (df_rd_bb_local_compute_process_def): Restructured to make
2664         more understandable.
2665         (df_rd_confluence_n): Add code to do nothing with fake edges and
2666         code to no apply invalidate_by_call sets if the sets are being trimmed.
2667         (df_lr_local_finalize): Renamed to df_lr_finalize.
2668         (df_live_local_finalize): Renamed to df_live_finalize.
2669
2670 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
2671
2672         PR target/34831
2673         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2674         deciding whether to use reciprocal instructions.
2675
2676 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
2677
2678         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2679         dwarf2out_note_section_used if cold_text_section is NULL.
2680
2681 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
2682
2683         PR gcov-profile/34610
2684         * tree-cfg.c (make_edges): Mark both outgoing edges from
2685         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2686         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2687         from OMP_FOR and OMP_CONTINUE outgoing edges.
2688
2689         * tree-profile.c (tree_profiling): Return early if
2690         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
2691         at the end.
2692         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2693         from cfun to child_cfun.
2694         * function.h (struct function): Add after_tree_profile bit.
2695
2696 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2697
2698         * config/avr/avr.S (_exit): Disable interrupt.
2699
2700 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
2701             Steven Bosscher  <stevenb.gcc@gmail.com>
2702
2703         PR rtl-optimization/26854
2704         PR rtl-optimization/34400
2705         * df-problems.c (df_live_scratch): New scratch bitmap.
2706         (df_live_alloc): Allocate df_live_scratch when doing df_live.
2707         (df_live_reset): Clear the proper bitmaps.
2708         (df_live_bb_local_compute): Only process the artificial defs once
2709         since the order is not important.
2710         (df_live_init): Init the df_live sets only with the variables
2711         found live by df_lr.
2712         (df_live_transfer_function): Use the df_lr sets to prune the
2713         df_live sets as they are being computed.  
2714         (df_live_free): Free df_live_scratch.
2715
2716 2008-01-18  Ian Lance Taylor  <iant@google.com>
2717
2718         * common.opt: Add fmerge-debug-strings.
2719         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2720         flag_merge_debug_strings rather than flag_merge_constants.
2721         * doc/invoke.texi (Option Summary): Mention
2722         -fmerge-debug-strings.
2723         (Debugging Options): Document -fmerge-debug-strings.
2724
2725 2008-01-18  Ian Lance Taylor  <iant@google.com>
2726
2727         PR c++/33407
2728         * tree.h (DECL_IS_OPERATOR_NEW): Define.
2729         (struct tree_function_decl): Add new field operator_new_flag.
2730         * tree-inline.c (expand_call_inline): When inlining a call to
2731         operator new, force the return value to go into a variable, and
2732         set DECL_NO_TBAA_P on that variable.
2733         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2734
2735 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
2736
2737         PR debug/34484
2738         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2739         DWARF2_DEBUGGING_INFO.
2740         (dwarf2out_note_section_used): Ditto.  Add prototype.
2741         (have_multiple_function_sections, text_section_used,
2742         cold_text_section_used, *cold_text_sections): Move declarations
2743         before their uses.
2744
2745 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
2746
2747         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2748         field and add signal_ra.
2749         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2750         assignments to frame state pc.  Move end of stack check after
2751         MD_FALLBACK_FRAME_STATE_FOR.
2752         (uw_update_context_1): Use frame state signal_regs if set, instead
2753         of checking signal_frame flag.
2754         (uw_update_context): Use frame state signal_ra if set.
2755         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2756         * config/xtensa/linux-unwind.h: New file.
2757
2758 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
2759
2760         * modulo-sched.c (get_sched_window): Fix comment typo.
2761
2762 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
2763
2764         PR tree-optimization/34648
2765         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2766
2767 2008-01-17  Anatoly Sokolov <aesok@post.ru>
2768
2769         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2770         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2771
2772 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
2773
2774         PR rtl-optimization/34400
2775         * df-core.c (df_worklist_dataflow_overeager,
2776         df_worklist_dataflow_doublequeue): New functions.
2777         (df_worklist_dataflow): Two different worklist solvers.
2778         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2779         New param.
2780
2781 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2782
2783         PR testsuite/34821
2784         * doc/invoke.texi: Document the dependence on pthread for fopenmp
2785         and ftree-parallelize-loops.
2786
2787 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
2788
2789         PR rtl-optimization/34826
2790         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2791
2792 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
2793
2794         * global.c (find_reg): Mark the eh regs as used if necessary.
2795         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2796         * ra.h (struct allocno): no_eh_reg field added.  Changed
2797         no_stack_reg type to bitfield.
2798
2799 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
2800
2801         * tree.c (substitute_in_expr): Add missing 'break'.
2802
2803 2008-01-17  Richard Guenther  <rguenther@suse.de>
2804
2805         PR tree-optimization/34825
2806         * tree-ssa-math-opts.c (is_division_by): Do not recognize
2807         x / x as division to handle.
2808
2809 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2810
2811         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2812         "-pthread" is specified.
2813         * pa-hpux11.h (LIB_SPEC): Likewise.
2814
2815 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
2816             Peter Bergner  <bergner@vnet.ibm.com>
2817
2818         PR rtl-optimization/33796
2819         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2820
2821 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2822
2823         PR libgfortran/34699
2824         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2825         static links.
2826         * pa-hpux10.h (LINK_SPEC): Likewise.
2827         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2828
2829 2008-01-16  Richard Guenther  <rguenther@suse.de>
2830
2831         PR middle-end/32628
2832         * fold-const.c (fold_convert_const_int_from_int): Do not
2833         set overflow if that occured only because of a sign extension
2834         change when converting from/to a sizetype with the same
2835         precision and signedness.
2836
2837 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2838
2839         PR debug/34249
2840         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2841         location address to the correct place.  Update copyright year.
2842
2843 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2844
2845         * lambda-code.c (lambda_transform_legal_p): Handle the case of
2846         no dependences in the dependence_relations vector.
2847
2848 2008-01-16  Jan Hubicka  <jh@suse.cz>
2849
2850         PR rtl-optimization/31396
2851         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2852         * cfg.c (dump_reg_info): Print it.
2853         * regs.h (struct reg_info_t): add freq_calls_crossed.
2854         (REG_FREQ_CALLS_CROSSED): New macro.
2855         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2856         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2857         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2858         regmove_optimize): Update call crossed frequencies.
2859         * local-alloc.c (struct qty): Add freq_calls_crossed.
2860         (alloc_qty): Copute freq_calls_crossed.
2861         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2862         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2863         * ra.h (struct allocno): Add freq_calls_crossed.
2864
2865 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2866
2867         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2868         libgomp when compiling with ftree-parallelize-loops.
2869         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2870
2871 2008-01-16  Richard Guenther  <rguenther@suse.de>
2872
2873         PR tree-optimization/34769
2874         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2875         * tree.c (int_cst_value): Instead make this function more
2876         permissive in what it accepts as valid input.  Document this
2877         function always sign-extends the value.
2878
2879 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
2880             Richard Guenther  <rguenther@suse.de>
2881
2882         PR c/34668
2883         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2884         (gimple_fold_indirect_ref_rhs): ... this.
2885         (gimple_fold_indirect_ref): New function with foldings
2886         that preserve lvalueness.
2887         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2888         * tree-flow.h (gimple_fold_indirect_ref): Declare.
2889         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2890         to fold an INDIRECT_REF, fall back to the old use of
2891         fold_indirect_ref_1.
2892
2893 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2894
2895         * tree-data-ref.c (subscript_dependence_tester_1): Call 
2896         free_conflict_function.
2897         (compute_self_dependence): Same.
2898
2899 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
2900
2901         PR debug/34249
2902         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2903         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
2904         function global.
2905         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2906         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2907         for DWARF2_UNWIND_INFO targets.
2908
2909 2008-01-16  Richard Guenther  <rguenther@suse.de>
2910
2911         PR c/34768
2912         * c-typeck.c (common_pointer_type): Do not merge inconsistent
2913         type qualifiers for function types.
2914
2915 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
2916
2917         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2918         loop_iterator li from previous commit.
2919
2920 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2921
2922         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2923
2924 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2925
2926         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2927         (parallelize_loops): Don't parallelize irreducible components.
2928
2929 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2930
2931         PR c++/24924
2932         * c-opts (c_common_post_options): Do not enable CPP
2933         flag_pedantic_errors by default.
2934         
2935 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
2936
2937         PR rtl-optimization/31944
2938         * cse.c (remove_pseudo_from_table): New function.
2939         (merge_equiv_classes): Use above function to remove pseudo-registers.
2940         (invalidate): Likewise.
2941
2942 2008-01-13  Richard Guenther  <rguenther@suse.de>
2943
2944         PR middle-end/34601
2945         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2946         instead of TYPE_MODE to deal with calls from expand_one_error_var.
2947
2948 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
2949
2950         * gcse.c (cprop_jump): Call validate_unshare_change instead of
2951         validate_change to unshare the source of the PC set.
2952
2953 2008-01-12  Jan Hubicka  <jh@suse.cz>
2954
2955         PR middle-end/32135
2956         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2957         references above array bounds.  This might trigger bounds checks for
2958         pointers to arrays.
2959
2960 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
2961
2962         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2963         new_replaceable_dependencies.
2964
2965 2008-01-12  Doug Kwan  <dougkwan@google.com>
2966
2967         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2968         instead of OPT_Wreturn_type in warning due to ignored return type
2969         qualifiers.
2970         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2971         options included in -Wextra.
2972         * c.opt: New option -Wignored_qualifiers.
2973         * doc/invoke.texi (Warning Options, -Wextra): Add new option
2974         -Wignore_qualifiers.
2975         (-Wignored-qualifiers): Document.
2976         (-Wreturn-type): Remove description of functionality now handled
2977         by -Wignored-qualifiers.
2978
2979 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
2980
2981         PR ada/33788
2982         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2983         NOP_EXPR if it is between integral types with the same precision.
2984
2985 2008-01-12  Jan Hubicka  <jh@suse.cz>
2986
2987         PR other/28023
2988         * invoke.texi (max-inline-recursive-depth): Fix default value.
2989
2990 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
2991
2992         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2993         correct type.
2994
2995 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
2996         
2997         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2998         
2999 2008-01-11  James E. Wilson  <wilson@specifix.com>
3000
3001         PR target/26015
3002         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3003
3004 2008-01-11  Anatoly Sokolov <aesok@post.ru>
3005
3006         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't 
3007         save/restore frame pointer register and don't use 'call-prologues' 
3008         optimization in function with "OS_task" attribute.
3009
3010 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
3011
3012         PR middle-end/31309
3013         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3014         when copying to memory.
3015
3016 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
3017
3018         PR rtl-optimization/30905
3019         * cfgcleanup.c: Include dce.h
3020         (crossjumps_occured): New global variable.
3021         (try_crossjump_bb): Exit loop after finding a fallthru edge.
3022         If something changed, set crossjumps_occured to true.
3023         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3024         Don't add/remove fake edges to exit here...
3025         (cleanup_cfg): ...but do it here, when crossjumping.
3026         Run a fast DCE when successful crossjumps occured in the latest
3027         iteration of try_optimize_cfg.
3028
3029 2008-01-11  Richard Guenther  <rguenther@suse.de>
3030
3031         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3032         (struct vn_unary_op_s): Likewise.
3033         (vn_reference_insert): Free old reference on hash collision.
3034
3035 2008-01-10  Raksit Ashok  <raksit@google.com>
3036
3037         PR rtl-optimization/27971
3038         * combine.c (find_split_point): Split PLUS expressions which are
3039         inside a MEM rtx, and whose first operand is complex.
3040
3041 2008-01-10  DJ Delorie  <dj@redhat.com>
3042
3043         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3044         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3045         (m32c_hard_regno_ok): Call the underlying function.
3046
3047 2008-01-10  Richard Guenther  <rguenther@suse.de>
3048
3049         PR middle-end/34683
3050         * tree-cfg.c (tree_merge_blocks): Do not go through the
3051         full-blown folding and stmt updating path if we just deal
3052         with virtual operands.
3053         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3054         test for abnormal SSA_NAMEs.
3055
3056 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
3057
3058         PR middle-end/34641
3059         * reload.c (push_reload): Add assertions.  All constants from
3060         reg_equiv_constant should have been used for replacing the respective
3061         pseudo earlier.
3062         (find_reloads_address): Invoke find_reloads_address_part for
3063         constant taken from the reg_equiv_constant array.
3064
3065 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
3066
3067         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3068         field (valnum) the first in the struct.  Replace bools with
3069         unit bit fields.
3070
3071 2008-01-10  Richard Guenther  <rguenther@suse.de>
3072
3073         PR tree-optimization/34651
3074         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
3075         types and ordering for masking and converting.
3076
3077 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
3078
3079         PR tree-optimization/34017
3080         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3081         also for PHI_NODE expressions.
3082
3083 2008-01-09  Jan Hubicka  <jh@suse.cz>
3084
3085         PR tree-optimization/34708
3086         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3087         based on number of case labels.
3088         (init_inline_once): Remove switch_cost.
3089         * tree-inline.h (eni_weights_d): Remove switch_cost.
3090
3091 2008-01-09  Richard Guenther  <rguenther@suse.de>
3092         Andrew Pinski  <andrew_pinski@playstation.sony.com>
3093
3094         PR middle-end/30132
3095         * gimplify.c (gimplify_cond_expr): Do not create an addressable
3096         temporary if an rvalue is ok or an lvalue is not required.
3097
3098 2008-01-09  Richard Guenther  <rguenther@suse.de>
3099
3100         PR middle-end/34458
3101         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3102         adjust return type.
3103
3104 2008-01-09  Richard Guenther  <rguenther@suse.de>
3105
3106         PR middle-end/34679
3107         * tree.c (host_integerp): Check for sizetype only if the
3108         type is an integer type.
3109
3110 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
3111
3112         PR debug/26364
3113         * opts.c (decode_options): Disable inlining of functions called
3114         once if not in unit-at-a-time mode.
3115
3116 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
3117
3118         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3119
3120 2008-01-08  Richard Guenther  <rguenther@suse.de>
3121
3122         PR middle-end/31863
3123         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3124         out early if the result will be unused.
3125
3126 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3127
3128         PR target/34709
3129         Revert:
3130
3131         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3132         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3133         for TARGET_RECIP.       
3134         
3135 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
3136         
3137         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3138         for vectorization tuned.
3139         
3140 2008-01-08  Richard Guenther  <rguenther@suse.de>
3141
3142         PR tree-optimization/34683
3143         * tree-ssa-operands.c (operand_build_cmp): Export.
3144         * tree-ssa-operands.h (operand_build_cmp): Declare.
3145         * tree-vn.c (vuses_compare): Remove.
3146         (sort_vuses): Use operand_build_cmp.
3147         (sort_vuses_heap): Likewise.
3148         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3149         to re-use old VEC if available.  Do not sort already sorted VUSEs.
3150         (vdefs_to_vec): Do not sort already sorted VDEFs.
3151
3152 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
3153
3154         PR middle-end/34694
3155         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3156
3157 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3158
3159         PR target/34702
3160         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3161         limitations of reciprocal sequences on x86 targets.
3162
3163 2008-01-08  Richard Guenther  <rguenther@suse.de>
3164
3165         PR tree-optimization/34683
3166         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3167
3168 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
3169
3170         PR target/34622
3171         * config/darwin.c (darwin_mergeable_string_section): Don't use
3172         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3173
3174 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
3175
3176         PR target/34682
3177         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3178         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
3179         predicates of op0 and op1 to register_operand.
3180         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
3181         expander using X87MODEF mode iterator.  Change predicates of
3182         op0 and op1 to register_operand.
3183         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3184         corresponding patterns and macroize using MODEF macro.  Change
3185         predicates of op0 and op1 to register_operand and remove
3186         "m" constraint. Disparage "r" alternative with "!".
3187         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3188         macroize using X87MODEF macro.  Change predicates of op0 and op1
3189         to register_operand and remove "m" constraint.  Disparage "r"
3190         alternative with "!".
3191         (absneg splitter with memory operands): Remove.
3192         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3193         patterns and macroize using X87MODEF mode iterator.
3194         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3195         Change predicate of op1 to register_operand.
3196         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3197         for memory operands.
3198
3199 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
3200
3201         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3202
3203 2008-01-07  Richard Guenther  <rguenther@suse.de>
3204
3205         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3206         fields.
3207
3208 2008-01-07  Richard Guenther  <rguenther@suse.de>
3209
3210         PR tree-optimization/34683
3211         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3212         VOPs of the needed size to save memory.  Use VEC_quick_push
3213         to save compile-time.
3214         (vdefs_to_vec): Likewise.
3215
3216 2008-01-07  Sa Liu  <saliu@de.ibm.com>
3217
3218         * config/spu/spu.md (divdf3): Genetate inline code for double
3219         division.  The implementation doesn't handle INF or NAN, therefore it
3220         only applies when -ffinite-math-only is given.
3221
3222 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
3223
3224         PR libstdc++/34680
3225         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3226         * doc/cpp.texi ([Common Predefined Macros]): Document.
3227
3228 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
3229
3230         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3231         order to use commutative addition instead of subtraction.
3232
3233 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3234             Mircea Namolaru  <namolaru@il.ibm.com>
3235             Vladimir Yanovsky  <yanov@il.ibm.com>
3236             Revital Eres  <eres@il.ibm.com>
3237
3238         PR tree-optimization/34263
3239         * tree-outof-ssa.c (process_single_block_loop_latch,
3240         contains_tree_r): New functions.
3241         (analyze_edges_for_bb): Call process_single_block_loop_latch
3242         function to empty single-basic-block latch block if possible.
3243
3244 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3245
3246         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3247         for TARGET_RECIP.
3248         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3249
3250 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3251
3252         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3253
3254 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3255
3256         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3257
3258 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
3259
3260         PR tree-optimization/34618
3261         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3262         flag from T.
3263
3264 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3265
3266         PR target/34673
3267         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3268         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
3269         Update copyright year.
3270
3271         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3272         Update copyright year.
3273         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3274         using NR fixup.
3275
3276 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
3277
3278         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3279         edge does not point to current bb before changing need_assert.
3280
3281 2008-01-04  Richard Guenther  <rguenther@suse.de>
3282
3283         PR middle-end/34029
3284         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3285         for verifying purposes if they are is_gimple_min_invariant.
3286
3287 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
3288
3289         PR tree-optimization/34448
3290         PR tree-optimization/34465
3291         * gimplify.c (gimplify_init_constructor): Add new parameter
3292         notify_temp_creation.  Use it.
3293         (gimplify_modify_expr_rhs): Take volatiles into account when
3294         optimizing constructors.
3295         Do not optimize constructors if gimplify_init_constructor will dump to
3296         memory.
3297         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3298         * gcc.c-torture/compile/pr34448.c: New.
3299
3300 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
3301
3302         PR gcov-profile/34609
3303         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3304         return_slot if result is TREE_ADDRESSABLE.
3305
3306 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
3307
3308         * config/mips/mips.md (sqrt_condition): Tweak comment.
3309         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
3310
3311 2008-01-03  Tom Tromey  <tromey@redhat.com>
3312
3313         PR c/34457
3314         * c-common.c (c_type_hash): Handle VLAs.
3315
3316 2008-01-03  Jan Hubicka  <jh@suse.cz>
3317
3318         PR tree-optimization/31081
3319         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3320         0 when inlining and not inlining to first basic block.
3321         (remap_decl): When var is initialized to 0, don't set default_def.
3322         (expand_call_inline): Set entry_bb.
3323         * tree-inline.h (copy_body_data): Add entry_bb.
3324
3325 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3326
3327         PR c++/34619
3328         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3329         before returning.
3330
3331         PR tree-optimization/29484
3332         * tree-inline.c (inline_forbidden_p_2): New function.
3333         (inline_forbidden_p): Disallow inlining if some static var
3334         has an address of a local LABEL_DECL in its initializer.
3335         * doc/extend.texi (Labels as Values): Document &&foo behaviour
3336         vs. inlining.
3337
3338 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3339
3340         PR tree-optimization/34635
3341         * tree-data-ref.c (add_other_self_distances): Make sure that the
3342         evolution step is constant.
3343
3344 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3345
3346         PR middle-end/34608
3347         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3348
3349 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
3350
3351         * tree-sra.c (scalarize_init): Insert the generate_element_init
3352         statements after the generate_element_zero statements.
3353
3354 2008-01-02  Richard Guenther  <rguenther@suse.de>
3355
3356         PR middle-end/34093
3357         PR middle-end/31976
3358         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3359         for very large number of operands instead of ICEing.
3360
3361 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
3362
3363         PR target/34013
3364         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3365         while stack probing.
3366
3367 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
3368
3369         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3370         in C++0x mode.
3371
3372 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
3373
3374         PR libmudflap/26442
3375         * tree-mudflap.c (mx_register_decls): Guard warning by
3376         !DECL_ARTIFICIAL check.
3377
3378 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
3379
3380         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3381         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3382         sse5_perm<mode>): Fix constraints.