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