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