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