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1 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2
3         * c.opt (Wsynth): Deprecate.
4         * doc/invoke.texi (Option Summary, Warning Options): Document
5         -Wno-format-contains-nul.
6
7 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
8
9         PR target/35496
10         * config/i386/i386.c (ix86_constant_algnment): Compute alignment using
11         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12
13 2008-03-09  Ira Rosen  <irar@il.ibm.com>
14
15         * config/rs6000/rs6000.c (builtin_description): Rename vector
16         left shift operations.
17         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18         (altivec_vsl<VI_char>): Rename to ...
19         (ashl<mode>3): ... new name.
20         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21         gen_ashlv4si3.
22         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
23
24 2008-03-08  Richard Guenther  <rguenther@suse.de>
25
26         * coverage.h (tree_coverage_counter_addr): Declare.
27         * coverage.c (tree_coverage_counter_addr): New function.
28         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
29         before using again.
30         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
31         (tree_gen_one_value_profiler): Likewise.
32         (tree_gen_ic_profiler): Likewise.
33         (tree_gen_average_profiler): Likewise.
34         (tree_gen_ior_profiler): Likewise.
35
36 2008-03-08  Richard Guenther  <rguenther@suse.de>
37
38         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
39         (vn_binary_op_insert): Likewise.
40         (vn_unary_op_lookup): Likewise.
41         (vn_unary_op_insert): Likewise.
42         (vn_nary_op_lookup): Declare.
43         (vn_nary_op_insert): Likewise.
44         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
45         and binary hashes, use a single obstack for unary_op_pool
46         and binary_op_pool.
47         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
48         a single struct vn_nary_op_s.  Store tree code length and
49         a variable number of operands.
50         (struct vn_reference_op_struct): Remove unused op2.
51         (vn_reference_op_eq): Do not compare op2.
52         (vn_reference_op_compute_hash): Do not compute hash of op2.
53         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
54         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
55         with vn_nary_op_compute_hash.
56         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
57         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
58         vn_nary_op_lookup.
59         (vn_unary_op_insert, vn_binary_op_insert): Replace with
60         vn_nary_op_insert.
61         (visit_unary_op): Call nary functions.
62         (visit_binary_op): Likewise.
63         (process_scc): Adjust for struct vn_tables_s changes.
64         (allocate_vn_table): Likewise.
65         (free_vn_table): Likewise.
66         * tree-vn.c (vn_add): Call nary functions.
67         (vn_lookup): Likewise.
68
69 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
70
71         PR target/35498
72         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
73         wdst back after sync_compare_and_swapqhi_internal.
74
75 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
76
77         PR target/22152
78         * config/i386/i386-modes.def (V1DI): New vector mode.
79         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
80         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
81         (MMXMODE248): Ditto.
82         (MMXMODE): Add V1DI mode.
83         (mmxvecsize): Change DI mode to V1DI mode.
84         ("mov<mode>): Use MMXMODEI8 mode iterator.
85         ("*mov<mode>_internal_rex64"): Ditto.
86         ("*mov<mode>_internal"): Ditto.
87         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
88         ("mmx_sub<mode>3"): Ditto.
89         ("mmx_adddi3"): Remove insn pattern.
90         ("mmx_subdi3"): Ditto.
91         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
92         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
93         ("mmx_ashl<mode>3"): Ditto.
94         ("mmx_lshrdi3"): Remove insn pattern.
95         ("mmx_ashldi3"): Ditto.
96         * config/i386/i386.c (classify_argument): Handle V1DImode.
97         (function_arg_advance_32): Ditto.
98         (function_arg_32): Ditto.
99         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
100         mmx_addv1di3 insn pattern.
101         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
102         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
103         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
104         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
105         Remove definitions of built-in functions.
106         (V1DI_type_node): New node.
107         (v1di_ftype_v1di_int): Ditto.
108         (v1di_ftype_v1di_v1di): Ditto.
109         (v2si_ftype_v2si_si): Ditto.
110         (v4hi_ftype_v4hi_di): Remove node.
111         (v2si_ftype_v2si_di): Ditto.
112         (ix86_init_mmx_sse_builtins): Handle V1DImode.
113         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
114         Redefine builtins using def_builtin_const with *_ftype_*_int node.
115         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
116         Add new builtins using def_builtin_const.
117         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
118         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
119         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
120         * config/i386/mmintrin.h (__v1di): New typedef.
121         (_mm_add_si64): Cast arguments to __v1di type.
122         (_mm_sub_si64): Ditto.
123         (_mm_sll_pi16): Cast __count to __v4hi type.
124         (_mm_sll_pi32): Cast __count to __v2si type.
125         (_mm_sll_si64): Cast arguments to __v1di type.
126         (_mm_srl_pi16): Cast __count to __v4hi type.
127         (_mm_srl_pi32): Cast __count to __v2si type.
128         (_mm_srl_si64): Cast arguments to __v1di type.
129         (_mm_sra_pi16): Cast __count to __v4hi type.
130         (_mm_sra_pi32): Cast __count to __v2si type.
131         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
132         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
133         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
134         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
135         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
136         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
137         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
138         (_mm_srai_pi32): Use __builtin_ia32_psradi.
139         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
140         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
141         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
142         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
143
144 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
145
146         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
147
148 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
149
150         PR target/35373
151         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
152         reg+const addressing for Altivec modes.  Don't generate reg+reg
153         addressing for TFmode or TDmode quantities.
154
155 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
156
157         * c-common.c (vector_types_convertible_p): Call langhook
158         instead of comptypes.
159
160 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
161
162         PR tree-opt/35402
163         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
164         integral and scalar float variables which have a
165         NULL DECL_INITIAL.
166
167 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
168
169         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
170         dwarf_register_span hook when emitting unwind information for
171         register-to-memory saves.
172         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
173         (rs6000_frame_related): Remove call to spe_synthesize_frame.
174
175 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
176
177         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
178         for the same VAR_DECL.
179
180 2008-03-06  Tom Tromey  <tromey@redhat.com>
181
182         * treelang: Delete.
183         * doc/standards.texi (Standards): Don't mention treelang.
184         * doc/invoke.texi (Overall Options): Don't mention treelang.
185         * doc/install.texi (Prerequisites): Don't mention bison or
186         treelang.
187         (Configuration): Don't mention treelang.
188         (Building): Likewise.
189         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
190
191 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
192
193         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
194         word-extractions out of a multi-word object.
195
196 2008-03-06  Richard Guenther  <rguenther@suse.de>
197
198         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
199         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
200         result type and precision.
201         * expr.c (get_inner_reference): Set unsignedp based on the result
202         type of BIT_FIELD_REF.
203         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
204         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
205         (try_instantiate_multiple_fields): Likewise.  Use the correct type
206         for BIT_FIELD_REF.
207         (sra_build_assignment): Likewise.
208         (sra_build_elt_assignment): Likewise.
209         (sra_explode_bitfield_assignment): Likewise.
210         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
211         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
212         set BIT_FIELD_REF_UNSIGNED.
213         (vectorizable_load): Likewise.
214
215 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
216
217         * cse.c (cse_extended_basic_block): Invalidate artificial defs
218         at bb start.
219
220 2008-03-06  Richard Guenther  <rguenther@suse.de>
221
222         * alias.c (struct alias_set_entry): Move has_zero_child field
223         to pack with alias_set.
224
225 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
226
227         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
228         32bit host.
229
230 2008-03-05  Ian Lance Taylor  <iant@google.com>
231
232         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
233
234 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
235
236         * fwprop.c (update_df): Support width and offset parameters of
237         df_ref_create.
238         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
239         global_conflicts): Change DF_REF_EXTRACT to either
240         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
241         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
242         * df-scan.c (df_ref_record, df_defs_record,
243         df_ref_create_structure, df_def_record_1, df_uses_record,
244         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
245         df_bb_refs_collect, df_entry_block_defs_collect,
246         df_exit_block_uses_collect): Support new width and offset fields.
247         (ref_extract_pool): New storage pool.
248         (df_free_ref): New function.
249         (df_reg_chain_unlink, df_free_collection_rec,
250         df_sort_and_compress_refs): Call df_free_ref.
251         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
252         of df_ref_extract.
253         (df_ref_create_structure): Allocate df_ref_extract if offset and
254         width fields are used.
255         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
256         (df_uses_record): Get offset and width from ZERO_EXTRACT 
257         and SIGN_EXTRACT.
258         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
259         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
260         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
261         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
262         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
263         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
264         (df_ref_extract): New structure.
265         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
266         (df_ref_create): Add width and offset parameters.
267         
268 2008-03-05  Richard Guenther  <rguenther@suse.de>
269
270         * tree-ssa-structalias.c (get_constraint_for_component_ref):
271         Use ranges_overlap_p.
272         (offset_overlaps_with_access): Rename
273         to ranges_overlap_p and move ...
274         * tree-flow-inline.h (ranges_overlap_p): ... here.
275
276         * tree.h (get_inner_reference, handled_component_p): Update
277         comments.
278
279         * tree.h (record_component_aliases, get_alias_set,
280         alias_sets_conflict_p, alias_sets_must_conflict_p,
281         objects_must_conflict_p): Move declarations ...
282         * alias.h (record_component_aliases, get_alias_set,
283         alias_sets_conflict_p, alias_sets_must_conflict_p,
284         objects_must_conflict_p): ... here.
285         Include coretypes.h.
286         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
287
288 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
289
290         * cfg.c: Include tree-flow.h.
291         (remove_edge_raw): Call redirect_edge_var_map_clear.
292         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
293         * tree-flow-inline.h (redirect_edge_var_map_def): New.
294         (redirect_edge_var_map_result): New.
295         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
296         PENDING_STMT use with redirect_edge_var_map_*.
297         * tree-ssa.c (edge_var_maps): New definition.
298         (redirect_edge_var_map_add): New.
299         (redirect_edge_var_map_clear): New.
300         (redirect_edge_var_map_dup): New.
301         (redirect_edge_var_map_vector): New.
302         (redirect_edge_var_map_destroy): New.
303         (ssa_redirect_edge): Replace PENDING_STMT use with
304         redirect_edge_var_map_*.
305         (flush_pending_stmts): Same.
306         (delete_tree_ssa): Destroy edge var map.
307         * tree-flow.h (struct _edge_var_map): New.
308         Define edge_var_map vector type.
309         Declare redirect_edge_var_map_* prototypes.
310         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
311         * tree-cfg.c (reinstall_phi_args): Replace
312         PENDING_STMT use with redirect_edge_var_map_*.
313
314 2008-03-05  Richard Guenther  <rguenther@suse.de>
315
316         PR tree-optimization/35472
317         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
318         whose single use_stmt has a overlapping set of loaded and
319         stored symbols as that use_stmt might be a noop assignment then.
320
321 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
322
323         * gthr-rtems.h: Implement __gthread_mutex_destroy.
324
325 2008-03-05  Richard Guenther  <rguenther@suse.de>
326
327         PR c++/35336
328         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
329         should be constants.
330         * tree-cfg.c (verify_expr): Verify it.
331         * fold-const.c (fold_truthop): Remove code generating
332         BIT_FIELD_REFs of structure bases.
333         (fold_binary): Likewise.
334         (fold_ternary): Position and size of BIT_FIELD_REFs are
335         always host integers.
336         (make_bit_field_ref): Remove.
337         (optimize_bit_field_compare): Remove.
338         (all_ones_mask_p): Remove.
339
340 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
341
342         PR gcc/33009
343         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
344         (split_block_and_df_analyze): New. Split basic block and rebuild
345         dataflow.
346         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
347         SPLIT_BLOCK.
348         (split_pattern_seq): Likewise.
349         (erase_matching_seqs): Likewise.
350         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
351
352 2008-03-04  Geoff Keating  <geoffk@apple.com>
353
354         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
355         declaration and code.
356         (tree_invalid_nonnegative_warnv_p): Likewise.
357
358 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
359
360         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
361         examples.  Truncate option-names then causing overfull hbox.
362
363 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
364
365         PR target/35222
366         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
367         on hpux10.
368         * configure: Rebuilt.
369
370 2008-03-04  Rafael Espindola  <espindola@google.com>
371
372         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
373         (tree_unary_nonnegative_warnv_p): New.
374         (tree_binary_nonnegative_warnv_p): New.
375         (tree_single_nonnegative_warnv_p): New.
376         (tree_invalid_nonnegative_warnv_p): New.
377         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
378
379 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
380
381         PR 28322
382         * opts.c (handle_option): Postpone 'unknown option' errors only for
383         warning options.
384
385 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
386
387         PR target/35453
388         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
389         (_SIDD_XXX): This.
390
391 2008-03-04  Rafael Espindola  <espindola@google.com>
392
393         * fold-const.c (tree_unary_nonzero_warnv_p): New.
394         (tree_binary_nonzero_warnv_p): New.
395         (tree_single_nonzero_warnv_p): New.
396         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
397
398 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
399
400         PR middle-end/35456
401         * fold-const.c (fold_cond_expr_with_comparison): Prevent
402         transformations for modes that have signed zeros.
403         * ifcvt.c (noce_try_abs): Ditto.
404
405 >>>>>>> .r132956
406 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
407
408         * config/i386/i386.c (override_options): Force
409         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
410
411 2008-03-04  Jan Hubicka  <jh@suse.cz>
412
413         PR c++/35262
414         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
415         in last commit.
416
417 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
418
419         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
420         label to probe the stack.
421
422 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
423
424         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
425         (__gthr_win32_mutex_destroy): Declare.
426         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
427         __gthr_win32_mutex_destroy.
428         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
429
430 2008-03-03  Jan Hubicka  <jh@suse.cz>
431
432         PR c++/35262
433         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
434         aggressive on inlining cold calls.
435
436 2008-03-03  Richard Guenther  <rguenther@suse.de>
437
438         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
439         struct copies into the expression table.
440         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
441         (try_to_simplify): Likewise.
442         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
443         integral and pointer arguments which do not change the
444         precision to NOP_EXPRs.
445         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
446         VIEW_CONVERT_EXPR case.
447
448 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
449
450         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
451         defined in a loop at depth 0 is invariant.
452         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
453         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
454         be called at loop depth 0.
455
456 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
457
458         PR driver/35420
459         * gcc.c (process_command): Update copyright notice dates.
460         * gcov.c (print_version): Likewise.
461         * gcov-dump.c (print_version): Likewise.
462         * mips-tfile.c (main): Likewise.
463         * mips-tdump.c (main): Likewise.
464
465 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
466
467         PR 24924
468         * c-common.c (flag_permissive): Delete.
469         (constant_expression_warnings): Check flags first.
470         (constant_expression_error): New.
471         * c-common.h (flag_permissive): Delete.
472         (constant_expression_error): Declare.
473         * flags.h (flag_permissive): Declare. Update description.
474         * diagnostic.c (pedwarn): Update.
475         (permerror): New.
476         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
477         (permissive_error_kind): New.
478         * toplev.c (flag_permissive): Define. Update description.
479         * toplev.h (permissive_error_kind): Declare.
480         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
481         (pedwarn_c90): Use pedantic_warning_kind.
482         * c-opts.c (c_common_post_options): flag_permissive does not affect
483         flag_pedantic_errors.
484
485 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
486
487         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
488         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
489         __absvsi2, __absvDI2): Use unsigned arithmetic.
490
491 2008-03-02  Andi Kleen  <ak@suse.de>
492         Richard Guenther  <rguenther@suse.de>
493
494         * struct-equiv.c: Remove file.
495         * cfg_cleanup.c (condjump_equiv_p): Remove.
496         * Makefile.in (OBJS-common): Remove struct-equiv.o.
497         (struct-equiv.o): Remove rule.
498         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
499         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
500         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
501
502 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
503
504         * ifcvt.c (noce_process_if_block): Try to handle only the then
505         block if the else block exists but isn't suitable.
506
507 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
508
509         PR gcc/35063
510         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
511         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
512         regression from previous patch.
513
514 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
515
516         PR gcc/35063
517         * gthr.h: Add __gthread_mutex_destroy as a function that must be
518         implemented.
519         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
520         * gthr-single.h (__gthread_mutex_destroy): Likewise.
521         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
522         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
523         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
524         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
525         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
526         (__gthread_mutex_destroy_function): Rename to
527         __gthread_mutex_destroy.
528         * gthr-dce.h (__gthread_mutex_destroy): Call
529         pthread_mutex_destroy.
530         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
531         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
532         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
533
534 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
535
536         * df-scan.c (df_ref_chain_change_bb): Simplify.
537         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
538         set_block_for_insn if there's any change.
539         * df.h ((df_insn_change_bb): Fix prototype.
540         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
541         df_insn_change_bb, don't call set_block_for_insn.
542         * emit-rtl.c (reorder_insns): Likewise.
543         * haifa-sched.c (move_insn): Likewise.
544
545 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
546
547         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
548
549 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
550
551         * tree-flow-inline.h (next_readonly_imm_use): Return
552         NULL_USE_OPERAND_P after the end.
553
554 2008-03-01  Richard Guenther  <rguenther@suse.de>
555
556         PR tree-optimization/35411
557         * tree-sra.c (sra_build_assignment): Split conversion to
558         final type to a separate statement if we are not assigning
559         to a register.
560
561 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
562
563         * fold-const.c (fold_convertible_p): Correct the logic to follow
564         that in fold_convert().
565
566 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
567
568         PR c++/35315
569         * tree-inline.c (build_duplicate_type): When we make a
570         duplicate type, make it unique in the canonical types system.
571
572 2008-02-29  Tom Tromey  <tromey@redhat.com>
573
574         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
575         input_file_stack_history, input_file_stack_restored): Remove.
576         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
577         * input.h (struct file_stack): Remove.
578         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
579         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
580         Likewise.
581         * diagnostic.h (struct diagnostic_context) <last_module>: Change
582         type.
583         (diagnostic_last_module_changed): Add 'map' argument.
584         (diagnostic_set_last_function): Likewise.
585         * diagnostic.c (undiagnostic_report_current_module): Iterate using
586         line map, not input_file_stack.
587         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
588
589 2008-02-29  Paul Brook  <paul@codesourcery.com>
590
591         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
592
593 2008-02-29  Paul Brook  <paul@codesourcery.com>
594
595         * config/arm/ieee754-df.S (muldf3): Use RET macros.
596
597 2008-02-29  Richard Guenther  <rguenther@suse.de>
598
599         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
600         vn_lookup_or_add.
601         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
602         value for comparing for a store match.
603         (simplify_unary_expression): Do nothing for SSA_NAMEs.
604         (try_to_simplify): Do not do a full-blown reference lookup.
605
606 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
607
608         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
609         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
610
611         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
612
613 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
614
615         * tree-loop-linear.c (try_interchange_loops): Compare memory access
616         strides against cache sizes.
617
618 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
619
620         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
621         constant to fpul.
622
623 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
624
625         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
626         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
627         is smaller than the original promoted value.
628         (simplify_subreg): If OP is a SUBREG, try to preserve its
629         SUBREG_PROMOTED_VAR_P information.
630
631 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
632
633         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
634         (VN_INFO_GET): Allocate new objects on the obstack.
635         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
636         for rpo_numbers_temp, for consistency.
637         (free_scc_vn): Free the obstack.
638
639 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
640
641         * doc/invoke.texi: Document -ftree-loop-distribution.
642         * tree-loop-distribution.c: New.
643         * tree-pass.h (pass_loop_distribution): New.
644         * graphds.h (struct graph): Add htab_t indices.
645         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
646         * tree-vectorizer.c (rename_variables_in_loop): Extern.
647         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
648         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
649         * tree-data-ref.c (debug_data_dependence_relations): New.
650         (dump_data_dependence_relation): Also print data references.
651         (free_data_ref): Extern.
652         (same_access_functions): Moved...
653         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
654         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
655         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
656         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
657         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
658         (stmts_from_loop): Skip LABEL_EXPR.
659         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
660         New.
661         (build_rdg): Initialize rdg->indices htab.
662         (free_rdg, stores_from_loop, ref_base_address,
663         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
664         have_similar_memory_accesses_1, ref_base_address_1,
665         remove_similar_memory_refs): New.
666         * tree-data-ref.h: Depend on tree-chrec.h.
667         (debug_data_dependence_relations, free_data_ref): Declared.
668         (same_access_functions): ... here.
669         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
670         New.
671         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
672         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
673         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
674         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
675         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
676         rdg_vertex_for_stmt): Declared.
677         (struct rdg_edge): Add level.
678         (RDGE_LEVEL): New.
679         (free_rdg, stores_from_loop, remove_similar_memory_refs,
680         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
681         Declared.
682         (rdg_has_similar_memory_accesses): New.
683         * tree-vect-analyze.c: Remove unused static decls.
684         * lambda.h (dependence_level): New.
685         * common.opt (ftree-loop-distribution): New.
686         * tree-flow.h (mark_virtual_ops_in_bb, 
687         slpeel_tree_duplicate_loop_to_edge_cfg,
688         rename_variables_in_loop): Declared.
689         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
690         (OBJS-common): Add tree-loop-distribution.o.
691         (tree-loop-distribution.o): New rule.
692         * tree-cfg.c (mark_virtual_ops_in_bb): New.
693         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
694         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
695
696 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
697
698         PR target/33963
699         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
700         other than structures and unions.
701
702 2008-02-28  Richard Guenther  <rguenther@suse.de>
703
704         Revert:
705         2008-02-26  Richard Guenther  <rguenther@suse.de>
706
707         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
708         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
709         (lookup_decl_from_uid): Declare.
710         (remove_decl_from_map): Likewise.
711         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
712         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
713         (decl_for_uid_map): New global hashtable mapping DECL_UID
714         to the decl tree.
715         (init_ttree): Allocate it.
716         (insert_decl_to_uid_decl_map): New helper function.
717         (make_node_stat): Insert new decls into the map.
718         (copy_node_stat): Likewise.
719         (lookup_decl_from_uid): New function.
720         (remove_decl_from_map): Likewise.
721         (print_decl_for_uid_map_statistics): New helper.
722         (dump_tree_statistics): Call it.
723
724         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
725         (referenced_var_iterator): Adjust.
726         (FOR_EACH_REFERENCED_VAR): Adjust.
727         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
728         (num_referenced_vars): Adjust.
729         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
730         (first_referenced_var): Remove.
731         (end_referenced_vars_p): Likewise.
732         (next_referenced_var): Likewise.
733         (referenced_var_iterator_set): New helper function.
734         * tree-dfa.c (referenced_var_lookup): Adjust.
735         (referenced_var_check_and_insert): Likewise.
736         (remove_referenced_var): Likewise.
737         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
738         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
739         (verify_call_clobbering): Likewise.
740         (verify_memory_partitions): Likewise.
741         (init_tree_ssa): Allocate bitmap instead of hashtable for
742         referenced_vars.
743         (delete_tree_ssa): Adjust.
744         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
745         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
746         (compute_tag_properties): Likewise.
747         (set_initial_properties): Likewise.
748         (find_partition_for): Likewise.
749         (update_reference_counts): Likewise.
750         (dump_may_aliases_for): Likewise.
751         * tree-ssa-operands.c (add_virtual_operand): Likewise.
752         (add_call_clobber_ops): Likewise.
753         (add_call_read_ops): Likewise.
754         (get_asm_expr_operands): Likewise.
755         * tree-into-ssa.c (dump_decl_set): Likewise.
756         (update_ssa): Likewise.
757         * tree-sra.c (scan_function): Likewise.
758         (decide_instantiations): Likewise.
759         (scalarize_parms): Likewise.
760         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
761         (dsa_named_for): Likewise.
762         * tree-ssa-structalias.c (update_alias_info): Likewise.
763         (merge_smts_into): Likewise.
764
765 2008-02-27  David Daney  <ddaney@avtrex.com>
766
767         PR target/34409
768         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
769         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
770         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
771         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
772         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
773
774 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
775
776         PR target/25477
777         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
778         (BUILT_IN_NEXTTOWARD): Remove.
779         (BUILT_IN_NEXTTOWARDF): Ditto.
780         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
781         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
782
783 2008-02-27  Tom Tromey  <tromey@redhat.com>
784
785         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
786         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
787
788 2008-02-27  Jan Beulich  <jbeulich@novell.com>
789
790         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
791         update the respective field on newdecl.
792
793 2008-02-27  Revital Eres  <eres@il.ibm.com>
794
795         PR rtl-optimization/34999
796         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
797         crossing edges that ends with a call insn.
798         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
799         call insn and clear the EDGE_CROSSING flag of the crossing edge
800         when fixing fallthru edges.
801
802 2008-02-27  Richard Guenther  <rguenther@suse.de>
803
804         PR middle-end/35390
805         * fold-const.c (fold_unary): Return the correct argument,
806         converted to the result type.
807
808 2008-02-27  Richard Guenther  <rguenther@suse.de>
809
810         PR middle-end/34971
811         * expr.c (expand_expr_real_1): Assert on rotates that operate
812         on partial modes.
813         * fold-const.c (fold_binary): Use the types precision, not the
814         bitsize of the mode if folding rotate expressions.  Build rotates
815         only for full modes.
816
817 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
818
819         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
820         and CPP_PRAGMA_EOL.
821         * c-pragma.c (pragma_ns_name): New typedef.
822         (registered_pp_pragmas): New variable.
823         (c_pp_lookup_pragma): New function.
824         (c_register_pragma_1): If flag_preprocess_only, do nothing
825         for non-expanded pragmas, for expanded ones push pragma's
826         namespace and name into registered_pp_pragmas vector.
827         (c_invoke_pragma_handler): Register OpenMP pragmas even when
828         flag_preprocess_only, don't register GCC pch_preprocess
829         pragma if flag_preprocess_only.
830         * c-opts.c (c_common_init): Call init_pragma even if
831         flag_preprocess_only.
832         * c-pragma.c (c_pp_lookup_pragma): New prototype.
833         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
834         cpp_register_pragma if flag_preprocess_only.
835
836 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
837
838         PR c/28800
839         * c-parser.c (c_parser_translation_unit): Warn for empty
840         translation unit, not empty source file.
841
842 2008-02-26  Paul Brook  <paul@codesourcery.com>
843
844         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
845         operand for Thumb-2.
846         * config/arm/arm.h (reg_class): Add CORE_REGS.
847         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
848         (BASE_REG_CLASS): Use CORE_REGS.
849         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
850         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
851         (REGNO_OK_FOR_INDEX_P): Exclude SP.
852         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
853         ARM_REGNO_OK_FOR_INDEX_P.
854         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
855         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
856         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
857         (ldm/stm peepholes): Ditto.
858         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
859         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
860         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
861         * config/arm/constraints.md: Enable "k" constraint on ARM.
862
863 2008-02-27  Ben Elliston  <bje@au.ibm.com>
864
865         * config/rs6000/rs6000.c: Annotate cache line size field in all
866         instances of struct processor_costs.
867
868 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
869
870         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
871         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
872         jump_bypass): New counters.
873         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
874         * dce.c (gate_ud_dce): Same.
875         (gate_fast_dce): Same.
876         * dse.c (gate_dse1): New function.
877         (gate_dse2): New function.
878         (gate_dse): Merge results of new gate functions.
879         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
880         (gate_handle_jump_bypass): Add dbg_cnt.
881         (gate_handle_gcse): Add dbg_cnt.
882         * ifcvt.c (gate_handle_if_conversion): Same.
883         (gate_handle_if_after_combine): Same.
884         (gate_handle_if_after_reload): Same.
885         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
886
887 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
888
889         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
890         line sizes.
891         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
892
893 2008-02-26  Jason Merrill  <jason@redhat.com>
894
895         PR c++/35315
896         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
897         alone if it's the naming decl for the type's main variant.
898
899 2008-02-26  Tom Tromey  <tromey@redhat.com>
900
901         * system.h (USE_MAPPED_LOCATION): Poison.
902         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
903         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
904         (make_goto_expr_edges): Likewise.
905         (remove_bb): Likewise.
906         (execute_warn_function_return): Likewise.
907         * basic-block.h (struct edge_def) <goto_locus>: Change type to
908         location_t.
909         * c-common.c (fname_decl): Remove old location code.
910         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
911         location code.
912         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
913         variant.
914         (ASM_INPUT_SOURCE_LOCATION): Likewise.
915         (gen_rtx_ASM_INPUT): Likewise.
916         (gen_rtx_ASM_INPUT_loc): Likewise.
917         (get_rtx_asm_OPERANDS): Remove.
918         * cfglayout.c (insn_locators_alloc): Remove old location code.
919         (set_curr_insn_source_location): Likewise.
920         (curr_insn_locator): Likewise.
921         * print-tree.c (print_node): Remove old location code.
922         * tree-mudflap.c (mf_varname_tree): Remove old location code.
923         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
924         * cfgexpand.c (expand_gimple_cond_expr): Don't use
925         location_from_locus.
926         (construct_exit_block): Remove old location code.
927         * emit-rtl.c (force_next_line_note): Remove old location code.
928         * profile.c (branch_prob): Remove old location code.
929         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
930         LOC_LINE): Remove old-location variants.
931         * langhooks.c (lhd_print_error_function): Remove old location
932         code.
933         * configure, config.in: Rebuilt.
934         * configure.ac (--enable-mapped-location): Remove.
935         * c-decl.c (c_init_decl_processing): Remove old location code.
936         (finish_function): Likewise.
937         * recog.c (decode_asm_operands): Remove old location code.
938         * c-pch.c (c_common_read_pch): Remove old location code.
939         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
940         variants.
941         * gimple-low.c (lower_function_body): Remove old location code.
942         * toplev.c (unknown_location): Remove.
943         (push_srcloc): Remove old-location variant.
944         (process_options): Remove old location code.
945         (lang_dependent_init): Likewise.
946         * input.h (UNKNOWN_LOCATION): Move definition.
947         (location_t): Undeprecate.
948         (source_locus): Remove.
949         (location_from_locus): Remove.
950         (struct location_s): Remove.
951         Remove all old-location code.
952         (input_line, input_filename): Remove.
953         * final.c (final_scan_insn): Remove old location code.
954         * diagnostic.c (diagnostic_build_prefix): Remove
955         USE_MAPPED_LOCATION test.
956         * tree.h (gimple_stmt) <locus>: Now a location_t.
957         (tree_exp) <locus>: Likewise.
958         (DECL_IS_BUILTIN): Remove old-location variant.
959         (annotate_with_file_line, annotate_with_locus): Likewise.
960         (expr_locus, set_expr_locus): Update.
961         * tree.c (build1_stat): Remove old location code.
962         (last_annotated_node): Remove.
963         (annotate_with_file_line): Remove old-location variant.
964         (annotate_with_locus): Likewise.
965         (expr_location): Remove old location code.
966         (set_expr_location): Likewise.
967         (expr_has_location): Likewise.
968         (expr_locus): Likewise.
969         (set_expr_locus): Likewise.
970         (expr_filename): Don't use location_from_locus.
971         (expr_lineno): Likewise.
972         * rtl-error.c (location_for_asm): Remove old location code.
973         * c-lex.c (cb_line_change): Remove old location code.
974         (fe_file_change): Likewise.
975         (cb_def_pragma): Likewise.
976         (c_lex_with_flags): Likewise.
977         * gengtype.c (do_typedef): Don't special-case location types.
978         (define_location_structures): Remove.
979         (main): Don't call define_location_structures.
980         * tree-pretty-print.c (dump_implicit_edges): Remove old location
981         code.
982
983 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
984
985         PR 26264
986         * builtins.def (BUILT_IN_STDARG_START): Remove.
987         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
988         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
989         * tree-inline.c (inline_forbidden_p_1): Likewise.
990         
991 2008-02-26  Richard Guenther  <rguenther@suse.de>
992
993         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
994         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
995         (lookup_decl_from_uid): Declare.
996         (remove_decl_from_map): Likewise.
997         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
998         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
999         (decl_for_uid_map): New global hashtable mapping DECL_UID
1000         to the decl tree.
1001         (init_ttree): Allocate it.
1002         (insert_decl_to_uid_decl_map): New helper function.
1003         (make_node_stat): Insert new decls into the map.
1004         (copy_node_stat): Likewise.
1005         (lookup_decl_from_uid): New function.
1006         (remove_decl_from_map): Likewise.
1007         (print_decl_for_uid_map_statistics): New helper.
1008         (dump_tree_statistics): Call it.
1009
1010         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1011         (referenced_var_iterator): Adjust.
1012         (FOR_EACH_REFERENCED_VAR): Adjust.
1013         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1014         (num_referenced_vars): Adjust.
1015         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1016         (first_referenced_var): Remove.
1017         (end_referenced_vars_p): Likewise.
1018         (next_referenced_var): Likewise.
1019         (referenced_var_iterator_set): New helper function.
1020         * tree-dfa.c (referenced_var_lookup): Adjust.
1021         (referenced_var_check_and_insert): Likewise.
1022         (remove_referenced_var): Likewise.
1023         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1024         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1025         (verify_call_clobbering): Likewise.
1026         (verify_memory_partitions): Likewise.
1027         (init_tree_ssa): Allocate bitmap instead of hashtable for
1028         referenced_vars.
1029         (delete_tree_ssa): Adjust.
1030         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1031         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1032         (compute_tag_properties): Likewise.
1033         (set_initial_properties): Likewise.
1034         (find_partition_for): Likewise.
1035         (update_reference_counts): Likewise.
1036         (dump_may_aliases_for): Likewise.
1037         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1038         (add_call_clobber_ops): Likewise.
1039         (add_call_read_ops): Likewise.
1040         (get_asm_expr_operands): Likewise.
1041         * tree-into-ssa.c (dump_decl_set): Likewise.
1042         (update_ssa): Likewise.
1043         * tree-sra.c (scan_function): Likewise.
1044         (decide_instantiations): Likewise.
1045         (scalarize_parms): Likewise.
1046         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1047         (dsa_named_for): Likewise.
1048         * tree-ssa-structalias.c (update_alias_info): Likewise.
1049         (merge_smts_into): Likewise.
1050
1051 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1052
1053         PR 34351
1054         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1055         * c-opts.c (c_common_handle_option): Wall enables
1056         Wvolatile-register-var.
1057         * common.opt: Move Wvolatile-register-var to...
1058         * c.opt: ...here.
1059         
1060 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1061
1062         * common.opt (Wlarger-than=): New.
1063         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1064         -Wlarger-than=.
1065         * opts.c (common_handle_option): Handle -Wlarger-than=.
1066         * optc-gen.awk: Likewise.
1067         * opth-gen.awk: Likewise.
1068         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1069         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1070         
1071 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1072
1073         * c-common.c (match_case_to_enum_1): Add appropriate
1074         OPT_W* parameter to warning.
1075         (c_do_switch_warnings): Likewise.
1076         * c-typeck.c (warning_init): Add one more parameter following
1077         'warning' function.
1078         (push_init_level): Update call to warning_init.
1079         (pop_init_level): Likewise.
1080         (add_pending_init): Likewise.
1081         (output_init_element: Likewise.
1082
1083 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1084
1085         PR 28322
1086         * toplev.c (toplev_main): If there are warnings or error, print
1087         errors for ignored options.
1088         * opts.c (ignored_options): New static variable.
1089         (postpone_unknown_option_error): New.
1090         (print_ignored_options): New.
1091         (handle_option): Postpone errors for unknown -Wno-* options.
1092         * opts.h (print_ignored_options): Declare.
1093         
1094 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1095
1096         * config/mips/mips.md (loadgp_blockage, blockage): Change type
1097         to "ghost".
1098
1099 2008-02-25  Richard Guenther  <rguenther@suse.de>
1100
1101         Revert:
1102         2008-02-25  Richard Guenther  <rguenther@suse.de>
1103
1104         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1105         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1106         (lookup_decl_from_uid): Declare.
1107         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1108         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1109         (decl_for_uid_map): New global hashtable mapping DECL_UID
1110         to the decl tree.
1111         (init_ttree): Allocate it.
1112         (insert_decl_to_uid_decl_map): New helper function.
1113         (make_node_stat): Insert new decls into the map.
1114         (copy_node_stat): Likewise.
1115         (lookup_decl_from_uid): New function.
1116         (print_decl_for_uid_map_statistics): New helper.
1117         (dump_tree_statistics): Call it.
1118
1119         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1120         (referenced_var_iterator): Adjust.
1121         (FOR_EACH_REFERENCED_VAR): Adjust.
1122         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1123         (num_referenced_vars): Adjust.
1124         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1125         (first_referenced_var): Remove.
1126         (end_referenced_vars_p): Likewise.
1127         (next_referenced_var): Likewise.
1128         (referenced_var_iterator_set): New helper function.
1129         * tree-dfa.c (referenced_var_lookup): Adjust.
1130         (referenced_var_check_and_insert): Likewise.
1131         (remove_referenced_var): Likewise.
1132         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1133         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1134         (verify_call_clobbering): Likewise.
1135         (verify_memory_partitions): Likewise.
1136         (init_tree_ssa): Allocate bitmap instead of hashtable for
1137         referenced_vars.
1138         (delete_tree_ssa): Adjust.
1139         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1140         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1141         (compute_tag_properties): Likewise.
1142         (set_initial_properties): Likewise.
1143         (find_partition_for): Likewise.
1144         (update_reference_counts): Likewise.
1145         (dump_may_aliases_for): Likewise.
1146         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1147         (add_call_clobber_ops): Likewise.
1148         (add_call_read_ops): Likewise.
1149         (get_asm_expr_operands): Likewise.
1150         * tree-into-ssa.c (dump_decl_set): Likewise.
1151         (update_ssa): Likewise.
1152         * tree-sra.c (scan_function): Likewise.
1153         (decide_instantiations): Likewise.
1154         (scalarize_parms): Likewise.
1155         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1156         (dsa_named_for): Likewise.
1157         * tree-ssa-structalias.c (update_alias_info): Likewise.
1158         (merge_smts_into): Likewise.
1159
1160 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1161
1162         PR fortran/29549
1163         * doc/invoke.texi (-fcx-limited-range): Document new option.
1164         * toplev.c (process_options): Handle -fcx-fortran-rules.
1165         * common.opt: Add documentation for -fcx-fortran-rules.
1166
1167 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1168
1169         PR c/35162
1170         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1171         actual behaviour and C99.
1172         
1173 2008-02-26  Ben Elliston  <bje@au.ibm.com>
1174
1175         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1176         (ASM_CPU_POWER6_SPEC): Likewise.
1177         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1178         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1179         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1180
1181 2008-02-25  Richard Guenther  <rguenther@suse.de>
1182
1183         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1184         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1185         (lookup_decl_from_uid): Declare.
1186         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1187         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1188         (decl_for_uid_map): New global hashtable mapping DECL_UID
1189         to the decl tree.
1190         (init_ttree): Allocate it.
1191         (insert_decl_to_uid_decl_map): New helper function.
1192         (make_node_stat): Insert new decls into the map.
1193         (copy_node_stat): Likewise.
1194         (lookup_decl_from_uid): New function.
1195         (print_decl_for_uid_map_statistics): New helper.
1196         (dump_tree_statistics): Call it.
1197
1198         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1199         (referenced_var_iterator): Adjust.
1200         (FOR_EACH_REFERENCED_VAR): Adjust.
1201         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1202         (num_referenced_vars): Adjust.
1203         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1204         (first_referenced_var): Remove.
1205         (end_referenced_vars_p): Likewise.
1206         (next_referenced_var): Likewise.
1207         (referenced_var_iterator_set): New helper function.
1208         * tree-dfa.c (referenced_var_lookup): Adjust.
1209         (referenced_var_check_and_insert): Likewise.
1210         (remove_referenced_var): Likewise.
1211         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1212         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1213         (verify_call_clobbering): Likewise.
1214         (verify_memory_partitions): Likewise.
1215         (init_tree_ssa): Allocate bitmap instead of hashtable for
1216         referenced_vars.
1217         (delete_tree_ssa): Adjust.
1218         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1219         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1220         (compute_tag_properties): Likewise.
1221         (set_initial_properties): Likewise.
1222         (find_partition_for): Likewise.
1223         (update_reference_counts): Likewise.
1224         (dump_may_aliases_for): Likewise.
1225         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1226         (add_call_clobber_ops): Likewise.
1227         (add_call_read_ops): Likewise.
1228         (get_asm_expr_operands): Likewise.
1229         * tree-into-ssa.c (dump_decl_set): Likewise.
1230         (update_ssa): Likewise.
1231         * tree-sra.c (scan_function): Likewise.
1232         (decide_instantiations): Likewise.
1233         (scalarize_parms): Likewise.
1234         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1235         (dsa_named_for): Likewise.
1236         * tree-ssa-structalias.c (update_alias_info): Likewise.
1237         (merge_smts_into): Likewise.
1238
1239 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
1240
1241         PR target/35258
1242         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1243         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1244         * alias.h (nonoverlapping_memrefs_p): Likewise.
1245
1246 2008-02-25  Jan Beulich  <jbeulich@novell.com>
1247
1248         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1249         * config/i386/netware-libgcc.exp: Add __bswap?i2,
1250         __emultls_get_address, __emultls_register_common,
1251         __floatundi?f, and _Unwind_GetIPInfo.
1252         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1253         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1254         (gen_regparm_prefix): Likewise.
1255         (i386_nlm_encode_section_info): Sync with
1256         config/i386/winnt.c:i386_pe_encode_section_info().
1257         (i386_nlm_maybe_mangle_decl_assembler_name): New.
1258         i386_nlm_mangle_decl_assembler_name): New.
1259         (netware_override_options): New.
1260         * config/i386/netware.h (netware_override_options): Declare.
1261         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1262         (i386_nlm_mangle_decl_assembler_name): Declare.
1263         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1264
1265 2008-02-25  Ben Elliston  <bje@au.ibm.com>
1266
1267         PR other/32948
1268         * c-decl.c (grokdeclarator): Remove unused local variables
1269         `typedef_type' and `type_as_written'.
1270         * bb-reorder.c
1271         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1272         unused local variable `has_hot_blocks'.
1273         (fix_crossing_conditional_branches): Remove unused local variable
1274         `prev_bb'.
1275         
1276 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
1277
1278         PR middle-end/19984
1279         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1280         using DEF_C99_BUILTIN.
1281         (BUILT_IN_NANF): Ditto.
1282         (BUILT_IN_NANL): Ditto.
1283
1284 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
1285             Revital Eres  <eres@il.ibm.com>
1286
1287         * modulo-sched.c (calculate_must_precede_follow): Address TODO
1288         regarding the order of two dependent insns in the same row.
1289
1290 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
1291
1292         * stor-layout.c (layout_decl): Do not bump the alignment of a
1293         bit-field to more than byte alignment if it is packed.
1294
1295 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
1296
1297         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1298         e300c2 and e300c3.
1299
1300 2008-02-24  Diego Novillo  <dnovillo@google.com>
1301
1302         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1303
1304         PR 33738
1305         * tree-vrp.c (vrp_evaluate_conditional): With
1306         -Wtype-limits, emit a warning when comparing against a
1307         constant outside the natural range of OP0's type.
1308         * c.opt (Wtype-limits): Move ...
1309         * common.opt (Wtype-limits): ... here.
1310
1311 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
1312
1313         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1314         * config/rs6000/e300c2c3.md: New file.
1315         * config/rs6000/rs6000.c (processor_costs): Add new costs for
1316         e300c2 and e300c3.
1317         (rs6000_override_options): Add e300c2 and e300c3 cases to
1318         processor_target_table. Do not allow usage of Altivec or Spe
1319         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1320         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1321         * config/rs6000/rs6000.h (processor_type): Add
1322         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1323         (ASM_CPU_SPEC): Add e300c2 and e300c3.
1324         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1325         and ppce300c3. Include e300c2c3.md.
1326
1327 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
1328
1329         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1330         instead of TARGET_STRICT_ALIGN.
1331
1332 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
1333
1334         * explow.c (memory_address): Assert that the generated address is
1335         valid.
1336
1337 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1338
1339         PR target/25477
1340         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1341         * config/darwin-ppc-ldouble-patch.def: New file.
1342         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1343         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1344         SUBTARGET_INIT_BUILTINS if defined.
1345         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1346         New functions.
1347
1348 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1349
1350         PR rtl-opt/33512
1351         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1352         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1353
1354 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1355
1356         PR pch/35027
1357         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1358         file" warning condtional on -Winvalid-PCH.
1359
1360 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
1361
1362         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1363
1364 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1365
1366         PR target/22076
1367         PR target/34256 
1368         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1369         prevent reload from using MMX registers.
1370         (*mov<mode>_internal): Ditto.
1371         (*movv2sf_internal_rex64): Ditto.
1372         (*movv2sf_internal): Ditto.
1373
1374 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1375
1376         PR documentation/31569
1377         * doc/install.texi2html: Use makeinfo --no-number-sections.
1378
1379 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1380
1381         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1382         ensure that we can address an entire entity > 8 bytes.  Don't
1383         generate reg+reg addressing for such data.
1384
1385 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1386
1387         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1388         strings when optimizing for size, unless the target cares about
1389         alignment.
1390
1391 2008-02-22  Tom Tromey  <tromey@redhat.com>
1392
1393         * regclass.c (current_pass): Remove declaration.
1394
1395 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1396
1397         * config/avr/libgcc.S (__RAMPZ__): Define.
1398         (__do_copy_data): Add for devices with 128KB code memory.
1399
1400 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1401
1402         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1403         Use spe_abi.
1404         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1405
1406 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1407
1408         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1409         GENNONACR_REGS.
1410
1411 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1412
1413         PR c/19999
1414         * c-typeck.c (build_binary_op): Warn about floating point
1415         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1416
1417 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1418
1419         PR target/34526
1420         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1421         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1422         add vrsave.
1423         (rs6000_override_options): Set altivec_abi as default, not override,
1424         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1425         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1426         is used; use new member spe_abi.
1427         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1428         spe_abi and altivec_abi.
1429
1430 2008-02-22  Tomas Bily  <tbily@suse.cz>
1431
1432         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1433
1434 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1435
1436         PR bootstrap/35273
1437         * config.build (build_file_translate): Set to `CMD //c' only if
1438         it works.
1439         * Makefile.in (build_file_translate): Improve comment.
1440
1441 2008-02-21  Jan Hubicka  <jh@suse.cz>
1442
1443         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1444         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1445         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1446
1447 2008-02-21  Michael Matz  <matz@suse.de>
1448
1449         PR target/35264
1450         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1451
1452 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1453
1454         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1455         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1456         as insn constraint.
1457         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1458         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1459         SSE_VEC_FLOAT_MODE_P as insn constraint.
1460         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1461         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1462         sse4a_movntdf using MODEF mode iterator.
1463         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1464         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1465         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1466         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1467         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1468         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1469         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1470
1471 2008-02-21  Richard Guenther  <rguenther@suse.de>
1472
1473         * tree.def (PAREN_EXPR): New tree code.
1474         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1475         and PAREN_EXPR.
1476         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1477         * expr.c (expand_expr_real_1): Likewise.
1478         * tree-inline.c (estimate_num_insns_1): Likewise.
1479         * tree-complex.c (expand_complex_move): Likewise.
1480         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1481         as plain x.
1482
1483 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1484
1485         PR target/35225
1486         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1487
1488 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1489
1490         PR target/35190
1491         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1492
1493         * config/sh/sh.c (find_barrier): Don't go past
1494         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1495
1496 2008-02-20  DJ Delorie  <dj@redhat.com>
1497
1498         * config/h8300/h8300.md (insv): Force source operand to be a register.
1499
1500         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1501         as a jump, not as a plain insn.
1502         
1503 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1504
1505         * doc/invoke.texi (Warning Options): Add new option
1506         -Wframe-larger-than=.
1507         (-Wframe-larger-than): Document.
1508
1509         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1510         Add declarations for new option variables.
1511
1512         * final.c (final_start_function): Check the frame size
1513         before emission and issue a Wframe-larger-than warning.
1514
1515         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1516         Add definitions for new option variables.
1517         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1518
1519         * common.opt (Wframe-larger-than=): New option.
1520
1521 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1522
1523         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1524         (<sse>_div<mode>3): Ditto.
1525         (<sse>_vmdiv<mode>3): Ditto.
1526         (<sse>_vmsqrt<mode>2): Ditto.
1527         (*smax<mode>3): Ditto.
1528         (sse5_frcz<mode>2): Ditto.
1529         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1530         as insn constraint.
1531
1532 2008-02-20  Richard Guenther  <rguenther@suse.de>
1533
1534         PR middle-end/35265
1535         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1536         be happy with INTEGRAL_TYPE_P.
1537
1538 2008-02-20  Richard Guenther  <rguenther@suse.de>
1539
1540         * fold-const.c (split_tree): Associate floatig-point expressions
1541         if flag_associative_math is set.
1542
1543 2008-02-20  Richard Guenther  <rguenther@suse.de>
1544
1545         * tree.h (fold_real_zero_addition_p): Declare.
1546         * fold-const.c (fold_real_zero_addition_p): Export.
1547         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1548         floating-point operations with zero and one.
1549
1550 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1551
1552         * doc/install.texi: Correct references to CFLAGS, replacing them
1553         with BOOT_CFLAGS.  Document flags used during bootstrap for
1554         target libraries.
1555                                 
1556 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1557
1558         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1559         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1560         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1561         insn constraint.
1562         (smin<mode>3): Ditto from similar patterns.
1563         (smax<mode>3): Ditto.
1564         (*ieee_smin<mode>3): Ditto.
1565         (*ieee_smax<mode>3): Ditto.
1566         * config/i386/sse.md (sse): New mode attribute.
1567         (mov<mode>): Macroize expander from movv4sf and movv2df using
1568         SSEMODEF2P mode iterator.
1569         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1570         SSE_VEC_FLOAT_MODE_P as insn constraint.
1571         (storent<mode>): Ditto.
1572         (storent<mode>): Macroize expander from storentsf and storentdf using
1573         MODEF mode iterator.
1574         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1575         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1576         (abs<mode>2): Ditto from similar patterns.
1577         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1578         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1579         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1580         (<sse>_vmsqrt<mode>2): Ditto.
1581         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1582         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1583         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1584         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1585         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1586         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1587         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1588         insn constraint.
1589         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1590         iterator and SSE_FLOAT_MODE_P as insn constraint.
1591         (<sse>_ucomi): Ditto from similar patterns.
1592         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1593         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1594         SSE_VEC_FLOAT_MODE_P as insn constraint.
1595         (vcond<mode>): Ditto from similar patterns.
1596         (and<mode>3, *and<mode>3): Ditto.
1597         (<sse>_nand<mode>3): Ditto.
1598         (ior<mode>3, *ior<mode>3): Ditto.
1599         (xor<mode>3, *xor<mode>3): Ditto.
1600         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1601         iterator and SSE_FLOAT_MODE_P as insn constraint.
1602         (*nand<mode>3): Ditto from similar patterns.
1603         (*ior<mode>3): Ditto.
1604         (*xor<mode>3): Ditto.
1605
1606 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1607
1608         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1609         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1610         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1611
1612 2008-02-19  Jan Hubicka  <jh@suse.cz>
1613
1614         * predict.c (tree_bb_level_predictions): Remove variable next
1615         mistakely introduced by previous commit.
1616
1617 2008-02-19  Jan Hubicka  <jh@suse.cz>
1618
1619         * predict.c (predict_paths_leading_to): Rewrite.
1620         (predict_paths_for_bb): New.
1621         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1622
1623 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1624
1625         PR bootstrap/35218
1626         * Makefile.in (build_file_translate): New.
1627         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1628         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1629         * configure.ac (build_file_translate): Substitute it.
1630         * configure: Regenerate.
1631
1632 2008-02-19  Jan Hubicka  <jh@suse.cz>
1633
1634         PR rtl-optimization/34408
1635         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1636         invalid sharing.
1637
1638 2008-02-19  Jan Hubicka  <jh@suse.cz>
1639
1640         PR middle-end/28779
1641         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1642         call_expr.
1643
1644 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1645
1646         PR Ada/35186
1647         * config/i386/i386-modes.def: Revert the last DI alignment
1648         change until Ada people can look into it.
1649
1650 2008-02-19  Nick Clifton  <nickc@redhat.com>
1651
1652         * opts.c (print_specific_help): Fix typo in --help text.
1653
1654 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1655
1656         PR target/35239
1657         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1658         32-bit inline asm without asm alternatives for host GCC < 3.0.
1659
1660 2008-02-19  Richard Guenther  <rguenther@suse.de>
1661
1662         PR tree-optimization/34989
1663         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1664         Allow propagation to INDIRECT_REF if we can simplify only.
1665
1666 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1667
1668         * c-common.c (warn_for_collisions_1): Use appropriate option when
1669         warning.
1670
1671 2008-02-19  Nick Clifton  <nickc@redhat.com>
1672
1673         PR other/31349
1674         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1675         (handle_options): Fix indentation.
1676         (print_filtered_help): If no language-specific options were
1677         displayed tell the user how to list all the options supported by
1678         the language's front-end.
1679         (print_specific_help): Fix indentation and remove duplicate line.
1680         (common_handle_option): Handle the -v option.
1681         For --help enable the display of undocumented options if the -v
1682         switch has been included on the command line.
1683         For --help= check for overlaps in the arguments between the option
1684         classes and the language names and issue a warning when they
1685         cannot be disambiguated.
1686         * c.opt (v): Pass on to the common option handler.
1687
1688 2008-02-19  Revital Eres  <eres@il.ibm.com> 
1689
1690         * modulo-sched.c (sms_schedule): Change dump message when
1691         create_ddg function fails.
1692         (try_scheduling_node_in_cycle): Rename row to cycle.
1693         (print_partial_schedule): Rename CYCLE to ROW.
1694
1695 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1696             Zdenek Dvorak  <ook@ucw.cz>
1697
1698         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1699
1700 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1701
1702         PR target/33555
1703         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1704         (*x86_movdicc_0_m1_se): Ditto.
1705
1706 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1707
1708         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1709         (CMPtype): Define as __gcc_CMPtype.
1710         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1711         (CMPtype): Define as __gcc_CMPtype.
1712
1713 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1714
1715         Support valgrind 3.3 for --enable-checking=valgrind.
1716         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1717         here.
1718         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1719         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1720         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1721         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1722         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1723         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1724         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1725         respectively.
1726         * ggc-zone.c: Similar.
1727         * ggc-page.c: Similar.
1728
1729 2008-02-19  Paul Brook  <paul@codesourcery.com>
1730
1731         PR target/35071
1732         * config/arm/ieee754-df.S: Fix do_it typo.
1733         * config/arm/ieee754-sf.S: Fix do_it typo.
1734
1735 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1736
1737         PR target/35189
1738         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1739         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1740         (OPTION_MASK_ISA_SSE_SET): Likewise.
1741         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1742         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1743         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1744         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1745         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1746         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1747         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1748         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1749         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1750         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1751         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1752         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1753         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1754         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1755         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1756         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1757         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1758         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1759         (OPTION_MASK_ISA_SSE4): Removed.
1760         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1761         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1762         -mXXX.
1763         (override_options): Don't turn on implied SSE/MMX bits in
1764         ix86_isa_flags.
1765
1766 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1767
1768         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1769         32bit host.
1770
1771 2008-02-18  Joey Ye  <joey.ye@intel.com>
1772
1773         PR middle-end/34921
1774         * tree-nested.c (insert_field_into_struct): Set type alignment
1775         to field alignment if the former is less than the latter.
1776
1777 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1778
1779         * BASE-VER: Set to 4.4.0.
1780
1781 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1782
1783         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1784         * doc/cfg.texi: Likewise.
1785         * doc/extend.texi: Likewise.
1786         * doc/gty.texi: Likewise.
1787         * doc/invoke.texi: Likewise.
1788         * doc/loop.texi: Likewise.
1789         * doc/md.texi: Likewise.
1790         * doc/passes.texi: Likewise.
1791         * doc/rtl.texi: Likewise.
1792         * doc/sourcebuild.texi: Likewise.
1793         * doc/tm.texi: Likewise.
1794         * doc/tree-ssa.texi: Likewise.
1795
1796 2008-02-17  Richard Guenther  <rguenther@suse.de>
1797
1798         PR middle-end/35227
1799         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1800         without default definition.
1801
1802 2008-02-17  Richard Guenther  <rguenther@suse.de>
1803
1804         PR tree-optimization/35231
1805         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1806         if A | B != 1.
1807
1808 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1809
1810         Revert:
1811
1812         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1813         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1814         libgcc_cmp_return mode.
1815
1816 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1817
1818         PR c/28368
1819         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1820
1821 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1822
1823         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1824         multilibs.
1825
1826 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1827
1828         * doc/c-tree.texi: Use `@.' where appropriate.
1829         * doc/extend.texi: Likewise.
1830         * doc/install.texi: Likewise.
1831         * doc/invoke.texi: Likewise.
1832         * doc/loop.texi: Likewise.
1833         * doc/makefile.texi: Likewise.
1834         * doc/md.texi: Likewise.
1835         * doc/passes.texi: Likewise.
1836         * doc/standards.texi: Likewise.
1837         * doc/tm.texi: Likewise.
1838
1839 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1840
1841         PR middle-end/35196
1842         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1843         in entry_bb.
1844         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1845         rather than in entry_bb.
1846
1847 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1848
1849         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1850         libgcc_cmp_return mode.
1851
1852 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1853
1854         PR middle-end/35130
1855         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1856         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1857
1858 2008-02-15  Richard Guenther  <rguenther@suse.de>
1859             Zdenek Dvorak  <ook@ucw.cz>
1860
1861         PR tree-optimization/35164
1862         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1863         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1864         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1865         Only propagate addresses which do not have abnormal SSA_NAMEs
1866         in their operands.
1867
1868 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1869
1870         PR target/35088
1871         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1872
1873 2008-02-15  Jan Hubicka  <jh@suse.cz>
1874
1875         PR middle-end/35149
1876         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1877
1878 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1879
1880         PR middle-end/34621
1881         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1882         when calculating alignment_pad.
1883
1884 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1885
1886         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1887         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1888         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1889         and STACK_BOUNDARY define.
1890
1891 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1892
1893         PR preprocessor/35061
1894         * c-pragma.c (handle_pragma_pop_macro): Check that
1895         pushed_macro_table has been allocated.
1896
1897 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1898
1899         PR middle-end/35136
1900         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1901         (force_gimple_operand): Likewise.
1902         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1903         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1904         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1905         (find_interesting_uses_address): Check addressability and alignment
1906         of the base expression only after substituting bases of IVs into it.
1907
1908 2008-02-14  Michael Matz  <matz@suse.de>
1909
1910         PR target/34930
1911         * function.c (instantiate_virtual_regs_in_insn): Reload address
1912         before falling back to reloading the whole operand.
1913
1914 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
1915
1916         * config/s390/s390.c (s390_mainpool_start): Emit the pool
1917         before the first section switch note.
1918
1919 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1920
1921         * doc/bugreport.texi: Update copyright years.
1922         * doc/c-tree.texi: Likewise.
1923         * doc/cfg.texi: Likewise.
1924         * doc/cpp.texi: Likewise.
1925         * doc/cppinternals.texi: Likewise.
1926         * doc/fragments.texi: Likewise.
1927         * doc/frontends.texi: Likewise.
1928         * doc/gcc.texi: Likewise.
1929         * doc/gty.texi: Likewise.
1930         * doc/hostconfig.texi: Likewise.
1931         * doc/implement-c.texi: Likewise.
1932         * doc/libgcc.texi: Likewise.
1933         * doc/loop.texi: Likewise.
1934         * doc/makefile.texi: Likewise.
1935         * doc/options.texi: Likewise.
1936         * doc/passes.texi: Likewise.
1937         * doc/rtl.texi: Likewise.
1938         * doc/sourcebuild.texi: Likewise.
1939         * doc/standards.texi: Likewise.
1940         * doc/tree-ssa.texi: Likewise.
1941         * doc/trouble.texi: Likewise.
1942
1943         * doc/extend.texi: Use @: or add comma where appropriate.
1944         * doc/invoke.texi: Likewise.
1945         * doc/tm.texi: Likewise.
1946
1947 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
1948
1949         PR target/34393
1950         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1951         to a reg.
1952
1953 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
1954
1955         * doc/md.texi (clz, ctz): Add reference.
1956         * doc/rtl.texi (clz, ctz): Likewise.
1957
1958 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1959
1960         PR other/35148
1961         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1962         srcdir.
1963
1964 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
1965
1966         * config/s390/s390.c (struct constant_pool): New field
1967         emit_pool_after added.
1968         (s390_mainpool_start): Set the emit_pool_after flag according
1969         to the section switch notes.
1970         (s390_mainpool_finish): Consider emit_pool_after when emitting
1971         the literal pool at the end of the function.
1972         (s390_chunkify_start): Force literal pool splits at section
1973         switch notes.
1974
1975 2008-02-13  Michael Matz  <matz@suse.de>
1976
1977         PR debug/35065
1978         * var-tracking.c (clobber_variable_part): Correctly traverse the
1979         list.
1980
1981 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1982
1983         PR 29673
1984         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1985         Add -fdump-ipa-inline.
1986         * tree-dump.c (dump_files): Remove tree-inlined dump.
1987         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1988         
1989 2008-02-12  Richard Guenther  <rguenther@suse.de>
1990
1991         PR tree-optimization/35171
1992         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1993         default defs.
1994
1995 2008-02-12  Richard Guenther  <rguenther@suse.de>
1996
1997         PR middle-end/35163
1998         * fold-const.c (fold_widened_comparison): Use get_unwidened in
1999         value-preserving mode.  Disallow final truncation.
2000
2001 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2002
2003         PR middle-end/35136
2004         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2005         code from here to...
2006         (force_gimple_operand): ...here.
2007
2008 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
2009
2010         PR c++/35144
2011         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2012         non-compatible pointers.
2013         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2014         different FIELD_DECLs, try harder by comparing field offsets, sizes
2015         and types.
2016
2017         PR inline-asm/35160
2018         * function.c (match_asm_constraints_1): Don't replace the same input
2019         multiple times.
2020
2021 2008-02-12  Anatoly Sokolov <aesok@post.ru>
2022
2023         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2024         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2025         (expand_epilogue): Restore RAMPZ register.
2026         * config/avr/avr.md (RAMPZ_ADDR): New constant.
2027
2028 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
2029
2030         * config/i386/cygwin.asm: (__alloca): Correct calling
2031         convention and alignment.
2032         (__chkstk): Force 8 byte stack alignment.
2033
2034 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
2035             Richard Guenther  <rguenther@suse.de>
2036
2037         PR tree-optimization/33992
2038         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2039         the zero we compare against.
2040
2041 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
2042
2043         PR libfortran/35063
2044         * gthr-win32.h (__gthread_mutex_destroy_function): New function
2045         to CloseHandle after unlocking to prevent accumulation of handle
2046         count.
2047
2048 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2049
2050         PR middle_end/34150
2051         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2052         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
2053         and update LABEL_NUSES during and after reload.
2054
2055 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
2056
2057         PR middle-end/34627
2058         * combine.c (simplify_if_then_else): Make sure the comparison is
2059         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2060
2061 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
2062
2063         PR bootstrap/35051
2064         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2065         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2066         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2067         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2068         * tree.h (get_type_static_bounds): Likewise.
2069
2070 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2071
2072         * doc/invoke.texi (Option Summary, C++ Dialect Options)
2073         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2074         Make -Wfoo language annotations match what the compiler outputs.
2075
2076 2008-02-08  Sa Liu  <saliu@de.ibm.com>
2077
2078         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
2079         intrinsics spu_convts, spu_convtu, spu_convtf.
2080         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2081
2082 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
2083
2084         * doc/extend.texi (Function Attributes) <noinline>: Mention
2085         asm ("") as method to keep calls.
2086
2087 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2088
2089         PR other/32754
2090         * doc/options.texi (Options): Replace references to opts.sh with
2091         optc-gen.awk.
2092         * opts-common.c: Likewise.
2093         * optc-gen.awk: Likewise.
2094         
2095 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2096
2097         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2098
2099 2008-02-07  Richard Henderson  <rth@redhat.com>
2100
2101         PR rtl-opt/33410
2102         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2103         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
2104         funny mode.
2105
2106 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
2107
2108         PR tree-optimization/35085
2109         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2110         for operand entry oe2 in addition to operand entry oe3 in order to
2111         expose more opportunities for vectorizer sum reduction.
2112
2113 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2114
2115         PR other/35107
2116         * Makefile.in (LIBS): Remove $(GMPLIBS).
2117         (cc1-dummy, cc1): Add $(GMPLIBS).
2118
2119 2008-02-06  Jan Hubicka  <jh@suse.cz>
2120
2121         PR target/23322
2122         * i386.md (moddf_integer): Do not produce partial memory stalls for
2123         targets where it hurts.
2124
2125 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
2126
2127         PR target/35083
2128         * optabs.c (expand_float): Do not check for decimal modes when
2129         expanding unsigned integer through signed conversion.
2130
2131 2008-02-06  Nick Clifton  <nickc@redhat.com>
2132
2133         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2134         inside the clobber with a match_operand and duplicated operand
2135         number in the constraint.
2136         (ineqbranchsi): Delete redundant comment.
2137
2138 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
2139
2140         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
2141         builtin_define ("__USE_INIT_FINI__").
2142         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2143         -msx multilibs.
2144         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2145
2146 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2147
2148         PR documentation/30330
2149         * doc/invoke.texi (C++ Dialect Options)
2150         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2151         For each warning option -Wfoo that allows -Wno-foo, ensure both
2152         -Wfoo and -Wno-foo are listed in the option index.  Fix index
2153         entry of -Wswitch-default, index -Wnormalized= including the
2154         `=', and -Wlarger-than-@var{len} including @var{len}.
2155
2156 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2157
2158         * config/i386/i386.md (floatunssisf2): Use
2159         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2160         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2161         Macroize expander using MODEF mode iterator.
2162
2163 2008-02-05  Diego Novillo  <dnovillo@google.com>
2164
2165         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2166
2167         PR 33738
2168         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2169
2170 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2171
2172         PR other/35070
2173         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2174
2175 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
2176
2177         PR target/35084
2178         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2179         to indicate if a message should be generated.
2180         (init_cumulative_args): Updated.
2181         (function_value_32): Likewise.
2182
2183 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
2184
2185         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2186
2187 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2188
2189         PR target/35083
2190         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2191         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2192
2193 2008-02-04  Diego Novillo  <dnovillo@google.com>
2194
2195         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2196
2197         PR 33738
2198         * tree-vrp.c (vrp_evaluate_conditional): With
2199         -Wtype-limits, emit a warning when comparing against a
2200         constant outside the natural range of OP0's type.
2201
2202 2008-02-04  Richard Guenther  <rguenther@suse.de>
2203
2204         PR middle-end/33631
2205         * expr.c (count_type_elements): Give for unions instead of
2206         guessing.
2207
2208 2008-02-04  Richard Guenther  <rguenther@suse.de>
2209
2210         PR middle-end/35043
2211         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2212         to TYPE_DOMAINs base type instead of using bitsizetype here.
2213
2214 2008-02-03  Jason Merrill  <jason@redhat.com>
2215
2216         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2217
2218 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2219
2220         PR other/29972
2221         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2222         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2223         (RS/6000 and PowerPC Options): Fix typos and markup.
2224         * doc/passes.texi (Tree-SSA passes): Likewise.
2225
2226 2008-02-02  Michael Matz  <matz@suse.de>
2227
2228         PR target/35045
2229         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2230         from record_last_reg_set_info.
2231         (record_last_reg_set_info): Take an RTX argument, iterate over all
2232         constituent hardregs.
2233         (record_last_set_info, record_opr_changes): Change calls to
2234         new signature or to record_last_reg_set_info_regno.
2235
2236 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
2237
2238         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2239
2240 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
2241
2242         PR rtl-optimization/34773
2243         * reg-notes.def (EQUAL): Mention significance of combination of
2244         REG_EQUAL and REG_RETVAL.
2245         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2246         insn that has a REG_RETVAL.
2247
2248 2008-02-01  Roger Sayle  <roger@eyesopen.com>
2249
2250         PR bootstrap/33781
2251         * configure.ac (--enable-fixed-point): Disable unless explicitly
2252         requested on IRIX.
2253         * configure: Regenerate.
2254
2255 2008-02-01  Richard Guenther  <rguenther@suse.de>
2256
2257         PR other/35042
2258         * invoke.texi (-finline-limit): Remove no longer true parts
2259         of the documentation.  Note that there is no default value.
2260
2261 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
2262             Mark Mitchell  <mark@codesourcery.com>
2263             Ben Elliston  <bje@au.ibm.com>
2264
2265         PR c/29326
2266         * doc/extend.texi (Other Builtins): Document.
2267
2268 2008-01-31  Tom Browder <tom.browder@gmail.com>
2269
2270         * doc/c-tree.texi (Types): Fix grammar.
2271         (Expression trees): Ditto.
2272         * doc/passes.texi (Tree-SSA passes): Ditto.
2273         
2274         * doc/configterms.texi (Configure Terms): Fix typo.
2275         * doc/cpp.texi (Common Predefined Macros): Ditto.
2276         * doc/md.texi (Machine Constraints): Ditto.
2277         
2278         * doc/makefile.texi (Makefile): Add comma.
2279
2280 2008-01-31  Tom Browder  <tom.browder@gmail.com>
2281             Gerald Pfeifer  <gerald@pfeifer.com>
2282         
2283         * doc/sourcebuild.texi (Front End): Remove references to CVS
2284         and CVSROOT/modules.
2285         (Texinfo Manuals): Replace reference to CVS by one to SVN.
2286         (Back End): Remove reference to CVS.
2287
2288 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2289
2290         PR target/34900
2291         * config/mips/mips.c (gen_load_const_gp): New function, taking a
2292         comment from...
2293         (mips16_gp_pseudo_reg): ...here.
2294         * config/mips/mips.md (load_const_gp): Replace with...
2295         (load_const_gp_<mode>): ...this :P-based insn.
2296
2297 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2298
2299         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2300         options. Minor fixes.
2301         (-std): Move reference to standards closer to where language
2302         standards are first mentioned.
2303         
2304 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2305
2306         PR rtl-optimization/34995
2307         * reload.c (alternative_allows_const_pool_ref): Take an rtx
2308         parameter and return a bool.  If the rtx parameter is nonnull,
2309         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2310         (find_reloads): Update call accordingly.  Pass the new operand
2311         if it needed no address reloads, otherwise pass null.
2312
2313 2008-01-30  Richard Henderson  <rth@redhat.com>
2314
2315         PR c/34993
2316         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2317         for unbounded arrays.
2318
2319 2008-01-30  Silvius Rus  <rus@google.com>
2320
2321         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2322
2323 2008-01-30  Jan Hubicka  <jh@suse.cz>
2324
2325         PR target/34982
2326         * i386.c (init_cumulative_args): Use real function declaration when
2327         calling locally.
2328
2329 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
2330
2331         PR rtl-optimization/34998
2332         * global.c (build_insn_chain): Treat non-subreg_lowpart
2333         SUBREGs of pseudos as clobbering all the words covered by the
2334         SUBREG, not just all the bytes.
2335         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
2336         original df_ref rather than an extract parameter.
2337         (global_conflicts): Update call accordingly.
2338
2339 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2340
2341         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2342         the overflow check to make it easier to read.
2343         (__fixtfdi): Change the type of the ll member in union
2344         long_double to UDItype_x.
2345
2346 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
2347
2348         PR middle-end/34969
2349         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2350         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2351         * tree-inline.c (fold_marked_statements): Call
2352         cgraph_update_edges_for_call_stmt if folding a call statement.
2353         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2354         debug_generic_stmt calls, reset it back afterwards.
2355
2356         PR c/35017
2357         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2358         static decls.
2359         * c-typeck.c (build_external_ref): Don't pedwarn about
2360         static vars in current function's scope.
2361
2362 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2363
2364         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2365
2366 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2367
2368         PR c/35002
2369         * ipa-struct-reorg.c: Fix spelling.
2370         * params.def: Ditto.
2371
2372 2008-01-29  Richard Guenther  <rguenther@suse.de>
2373
2374         PR middle-end/35006
2375         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2376         field.
2377         * tree-inline.c (remap_type): Increment remapping_type_depth
2378         around remapping types.
2379         (copy_body_r): Only add referenced variables if they are referenced
2380         from code, not types.
2381
2382 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2383
2384         PR c++/34055
2385         PR c++/34103
2386         PR c++/34219
2387         PR c++/34606
2388         PR c++/34753
2389         PR c++/34754
2390         PR c++/34755
2391         PR c++/34919
2392         PR c++/34961
2393         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2394         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2395
2396 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2397
2398         PR target/34412
2399         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
2400         pointer for tiny stack.
2401
2402 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2403
2404         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2405
2406 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2407
2408         * config/vx-common.h: Fix typo in comment.
2409
2410 2008-01-28  Ian Lance Taylor  <iant@google.com>
2411
2412         PR c++/34862
2413         PR c++/33407
2414         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2415         coalesce pointers if they have different DECL_NO_TBAA_P values.
2416         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2417         between variables with different DECL_NO_TBAA_P values.
2418
2419 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2420
2421         PR 31535
2422         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2423         are not legitimate small data references on SPE targets.
2424
2425 2008-01-28  David Daney  <ddaney@avtrex.com>
2426
2427         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2428
2429 2008-01-28  David Daney  <ddaney@avtrex.com>
2430
2431         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2432
2433 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2434
2435         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2436         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2437         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2438         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2439         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2440         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2441         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2442         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2443
2444 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2445
2446         * basic-block.h (condjump_equiv_p): Fix comment.
2447
2448 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2449
2450         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2451         print_generic_stmt_indented): Fix comment.
2452
2453 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2454
2455         * configure.ac (__stack_chk_fail): Add detecion for availability
2456         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2457         * configure: Regenerate.
2458
2459 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2460
2461         PR middle-end/34688
2462         * final.c (output_addr_const): Handle TRUNCATE.
2463
2464 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2465
2466         PR target/34711
2467         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2468         (zero_cost, infinite_cost): New constants.
2469         (struct cost_pair): Change type of cost to comp_cost.
2470         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2471         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2472         New functions.
2473         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2474         split_address_cost, ptr_difference_cost, difference_cost,
2475         get_computation_cost_at, get_computation_cost,
2476         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2477         determine_use_iv_cost_condition, determine_use_iv_costs,
2478         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2479         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2480         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2481         Change type of cost to comp_cost.
2482         (determine_iv_cost): Increase cost of non-original ivs, instead
2483         of decreasing the cost of original ones.
2484         (get_address_cost): Indicate the complexity of the addressing mode 
2485         in comp_cost.
2486         (try_add_cand_for): Prefer using ivs not specific to some object.
2487         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2488
2489 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2490             Janis Johnson  <janis187@us.ibm.com>
2491
2492         PR target/34814
2493         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2494         (TARGET_INSTANTIATE_DECLS): Likewise.
2495         * target.h (expand_to_rtl_hook): New target hook.
2496         (instantiate_decls): Likewise.
2497         * function.c (instantiate_decl): Make non-static.  Rename to...
2498         (instantiate_decl_rtl): ... this.
2499         (instantiate_expr): Use instantiate_decl_rtl.
2500         (instantiate_decls_1): Likewise.
2501         (instantiate_decls): Likewise.
2502         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2503         * function.h (instantiate_decl_rtl): Add prototype.
2504         * cfgexpand.c (target.h): New include.
2505         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2506         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2507         (TARGET_INSTANTIATE_DECLS): Likewise.
2508         (TARGET_INITIALIZER): New target hooks added.
2509         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2510         New prototype.
2511         * config/rs6000/rs6000.c (tree-flow.h): New include.
2512         (machine_function): Add sdmode_stack_slot field.
2513         (rs6000_alloc_sdmode_stack_slot): New function.
2514         (rs6000_instantiate_decls): Likewise.
2515         (rs6000_secondary_memory_needed_rtx): Likewise.
2516         (rs6000_check_sdmode): Likewise.
2517         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2518         (TARGET_INSTANTIATE_DECLS): Likewise.
2519         (rs6000_hard_regno_mode_ok): Allow SDmode.
2520         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2521         (rs6000_emit_move): Handle SDmode.
2522         (function_arg_advance): Likewise.
2523         (function_arg): Likewise.
2524         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2525         SDmode var args for 32-bit compiles.
2526         (rs6000_secondary_reload_class): Handle SDmode.
2527         (rs6000_output_function_epilogue): Likewise.
2528         (rs6000_function_value): Simplify if statement.
2529         (rs6000_libcall_value): Likewise.
2530         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2531         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2532         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2533         (movsd_hardfloat): New define_insn.
2534         (movsd_softfloat): Likewise.
2535         (movsd_store): Likewise.
2536         (movsd_load): Likewise.
2537         (extendsddd2): Likewise.
2538         (extendsdtd2): Likewise.
2539         (truncddsd2): Likewise.
2540         (movdd_hardfloat64): Fixup comment.
2541         (UNSPEC_MOVSD_LOAD): New constant.
2542         (UNSPEC_MOVSD_STORE): Likewise.
2543
2544 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2545
2546         PR c++/34965
2547         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2548         TRUTH_XOR_EXPR.
2549         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2550         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2551         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2552         and TRUTH_XOR_EXPR.
2553
2554 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2555
2556         PR target/34794
2557         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2558         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2559         __LONGDOUBLE128 too.
2560         * config/rs6000/aix61.h: New file.
2561
2562 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2563
2564         PR rtl-optimization/34959
2565         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2566         popcount and parity rtxes the same mode as their operand.
2567         Truncate or extend the result to the return value's mode
2568         if necessary.
2569
2570 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2571
2572         PR target/34981
2573         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2574         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2575         to GOT_VERSION_REGNUM.
2576         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2577         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2578         * config/mips/mips.c (mips_emit_call_insn): New function.
2579         (mips_call_tls_get_addr): Call mips_expand_call directly.
2580         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2581         emit_call_insn.
2582         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2583         (mips_expand_call): Update the call to mips16_build_call_stub
2584         accordingly and a remove redundant condition.  Assert that MIPS16
2585         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2586         the call insn.
2587         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2588         TARGET_USE_GOT.
2589         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2590         (mips_avoid_hazard): Remove hazard_set handling.
2591         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2592         (UNSPEC_RESTORE_GP): ...this.
2593         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2594         (FAKE_CALL_REGNO): Rename to...
2595         (GOT_VERSION_REGNUM): ...this.
2596         (type): Add "ghost" value.  Add an associated insn reservation.
2597         (hazard_set): Remove.
2598         (exception_receiver): Rename to...
2599         (restore_gp): ...this and update the unspec identifier accordingly.
2600         (exception_receiver, nonlocal_got_receiver): New expanders.
2601         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2602         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2603         (set_got_version, update_got_version): New patterns.
2604
2605 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2606
2607         PR target/34970
2608         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2609
2610 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2611
2612         PR other/31955
2613         * doc/install.texi2html: Generate gcc-vers.texi.
2614
2615 2008-01-25  DJ Delorie  <dj@redhat.com>
2616
2617         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2618
2619 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2620
2621         * config/c4x: Remove directory.
2622         * config.gcc (crx-*, mt-*): Mark obsolete.
2623         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2624         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2625         sh-*-rtemscoff*): Remove cases.
2626         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2627         * real.c (encode_c4x_single, decode_c4x_single,
2628         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2629         c4x_extended_format): Remove.
2630         * real.h (c4x_single_format, c4x_extended_format): Remove.
2631         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2632         on C4x.
2633         (Pragmas): Remove comment about c4x pragmas.
2634         * doc/install.texi (c4x): Remove target-specific instructions.
2635         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2636         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2637         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2638         refer to C4x source files as examples.
2639         (C4X_FLOAT_FORMAT): Remove documentation.
2640
2641 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2642
2643         * config/bfin/bfin.c (override_options): Reorder tests so that
2644         flag_pic gets enabled for -msep-data.
2645
2646 2008-01-25  Richard Guenther  <rguenther@suse.de>
2647
2648         PR middle-end/32244
2649         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2650         to its bitfield precision if required.
2651
2652 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2653
2654         PR middle-end/33880
2655         * tree-nested.c (walk_omp_for): New function.
2656         (convert_nonlocal_reference, convert_local_reference): Call
2657         walk_omp_for on OMP_FOR.
2658         (convert_call_expr): Call walk_body on OMP_FOR's
2659         OMP_FOR_PRE_INIT_BODY.
2660
2661 2008-01-25  Richard Guenther  <rguenther@suse.de>
2662
2663         PR tree-optimization/34966
2664         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2665         default defs and PHI_NODEs we have to insert after the
2666         defining statement.
2667
2668 2008-01-24  Nick Clifton  <nickc@redhat.com>
2669
2670         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2671         Provide a default definition.
2672         (LIBGCC2_UNITS_PER_WORD): Likewise.
2673
2674         * config/stormy16/stormy16.c: Include df.h for the prototype
2675         for df_regs_ever_live_p.
2676         (xstormy16_expand_builtin_va_start): Convert the stack offset
2677         into a component_ref and then use POINTER_PLUS_EXPR to add it
2678         to the incoming_virtual_args_rtx.
2679         (xstormy16_gimplify_va_arg_expr): Rename to
2680         xstormy16_gimplify_va_arg_expr.
2681         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2682         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2683         xstormy16_gimplify_va_arg_expr.
2684         Fix up some formatting issues.
2685
2686         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2687         Move to predicates.md.
2688         (xs_hi_general_operand): Likewise.
2689         (xs_hi_nonmemory_operand): Likewise.
2690         * config/stormy16/predicates.md:
2691         (xstormy16_carry_plus_operand): New predicate.
2692         (xs_hi_general_operand): New predicate.
2693         (xs_hi_nonmemory_operand): New predicate.
2694         * config/stormy16/stormy16-protos.h:
2695         (xstormy16_carry_plus_operand): Delete prototype.
2696         (xs_hi_general_operand): Likewise.
2697         (xs_hi_nonmemory_operand): Likewise.
2698
2699         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2700         modifiers as they are no longer needed and they can trigger
2701         reload spill failures.
2702
2703         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2704         with a match_operand in order to help reload.
2705
2706         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2707         constraint with 'e' for the 8th alternative as this version of
2708         the mov.w instruction only accepts the lower 8 registers.
2709
2710 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2711
2712         PR target/34856
2713         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2714         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2715         vector elements.
2716
2717 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2718
2719         PR middle-end/33333
2720         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2721
2722 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2723
2724         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2725         New functions.
2726         (remove_structure): Update allocations list before removing structure.
2727         
2728 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2729
2730         * ipa-struct-reorg.c (is_safe_cond_expr, 
2731         create_new_stmts_for_cond_expr): Use integer_zerop function,
2732         that recognize not only zero-pointer, but zero-integer too.
2733
2734 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2735
2736         PR other/22232
2737         * fixproto: Escape "." in sed expression that strips leading "./".
2738
2739 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2740
2741         PR driver/34904
2742         * gcc.c (SWITCH_OK): Removed.
2743         (SWITCH_LIVE): Changed to bit.
2744         (SWITCH_FALSE): Likewise.
2745         (SWITCH_IGNORE): Likewise.
2746         (switchstr): Change live_cond to unsigned int.
2747         (process_command): Replace SWITCH_OK with 0.
2748         (do_self_spec): Likewise.
2749         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2750         (give_switch): Likewise.
2751         (used_arg): Likewise.
2752         (do_spec_1): Set the SWITCH_IGNORE bit.
2753         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2754         bits.  Set the SWITCH_LIVE bit.
2755
2756 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2757
2758         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2759
2760 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2761
2762         PR tree-optimization/34472
2763         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2764         parameter to a "bool *" and set *DATA to false if there is
2765         an unsafe access.  Do not delete the structure here.
2766         (check_cond_exprs): Delete it here instead.
2767         (check_cond_exprs, exclude_cold_structs): Do not increase
2768         I when removing a structure.
2769
2770 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2771
2772         PR target/34856
2773         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2774         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2775
2776 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2777
2778         PR middle-end/34934
2779         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2780         a fixed vector for stack.
2781
2782 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2783
2784         PR c++/25701
2785         * doc/gcc.texi (Software development): Add a direntry for g++.
2786         
2787 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2788
2789         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2790         stale and straggling -fforce-addr comments above.
2791
2792         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2793         define.
2794         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2795         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2796
2797 2008-01-23  Michael Matz  <matz@suse.de>
2798
2799         PR debug/34895
2800         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2801         gen_type_die.
2802
2803 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2804
2805         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2806         malloc result type.
2807
2808 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2809
2810         * config/avr/avr.c (avr_current_arch): New variable.
2811         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2812         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2813         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2814         (avr_override_options): Init 'avr_current_arch'. 
2815         (base_arch_s): Move from here...
2816         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2817         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2818         'mega' to 'have_jmp_call'.
2819         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2820         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2821         macros.
2822         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2823         architectures.
2824         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2825         MULTILIB_MATCHES): (Ditto.).
2826
2827 2008-01-23  Richard Guenther  <rguenther@suse.de>
2828
2829         PR middle-end/31529
2830         * cgraphunit.c (cgraph_reset_node): Always mark the node
2831         not reachable if it is not queued already.
2832
2833 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2834
2835         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2836         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2837         (cputype_selected): New static variable.
2838         (bfin_handle_option): Set it if -mcpu is used.
2839         (override_option): Select default set of workarounds if no cpu type
2840         selected on the command line.
2841         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2842
2843         From  Michael Frysinger  <michael.frysinger@analog.com>
2844         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2845         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2846
2847         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2848         for bf547, bf523, bf524, and bf526.
2849         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2850         bf526.
2851         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2852         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2853         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2854         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2855         * doc/invoke.texi (Blackfin Options): Document that
2856         -mcpu now accept bf547, bf523, bf524, and bf526.
2857
2858 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2859
2860         PR rtl-optimization/34628
2861         * combine.c (try_combine): Stop and undo after the first combination
2862         if an autoincrement side-effect on the first insn has effectively
2863         been lost.
2864
2865 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2866
2867         PR target/34529
2868         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2869         Offset addresses are not valid for Altivec or paired float modes.
2870
2871 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2872
2873         PR c++/34607
2874         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2875         if DECL_INITIAL (decl) is error_mark_node.
2876
2877         PR c++/34914
2878         * c-common.c (handle_vector_size_attribute): Only allow
2879         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2880         the same way as pointer, array etc. types.
2881         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2882
2883         PR c++/34917
2884         * tree.c (build_type_attribute_qual_variant): Call
2885         build_qualified_type if attributes are equal, but quals are not.
2886
2887 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2888
2889         PR 32102
2890         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2891         * flags.h (warn_strict_aliasing): Remove.
2892         (warn_strict_overflow): Remove.
2893         * opts.c (warn_strict_aliasing): Remove.
2894         (warn_strict_overflow): Remove.
2895         * c-opts.c (c_common_handle_option): -Wall only sets
2896         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2897         (c_common_post_options): Give default values to -Wstrict-aliasing
2898         and -Wstrict-overflow if they are uninitialized.
2899         * common.opt (Wstrict-aliasing): Specify Var and Init.
2900         (Wstrict-overflow): Likewise.
2901
2902 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2903
2904         PR rtl-optimization/26854
2905         PR rtl-optimization/34400
2906         PR rtl-optimization/34884
2907         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2908         DF_RD->gen.
2909         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2910         (df_rd_bb_info.expanded_lr_out): Deleted
2911         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2912         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
2913         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2914         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2915         Removed code to allocate, initialize or free expanded_lr_out.
2916         (df_rd_bb_local_compute_process_def): Restructured to make more
2917         understandable.
2918         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2919         sets if the sets are being trimmed.
2920
2921 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
2922
2923         PR bootstrap/32287
2924         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2925         (as_vers): Likewise.
2926         * configure: Regenerated.
2927
2928 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2929
2930         PR middle-end/33092
2931         * tree-pass.h (pass_build_alias): New pass.
2932         * tree-ssa-alias.c (gate_build_alias): New.
2933         (pass_build_alias): New.
2934         * passes.c (init_optimization_passes): Add pass_build_alias after
2935         pass_create_structure_vars.
2936
2937 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
2938
2939         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2940         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2941         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2942         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2943         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2944         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2945         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2946         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2947         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2948         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2949         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2950         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2951         * config/s390/s390.md (FP_ALL): New mode iterator.
2952         (_d): New mode attribute.
2953         ("*signbit<mode>2>"): Changed mode of first operand.
2954         ("isinf<mode>2"): Changed mode of first operand.
2955         ("*TDC_insn"): Adaptation for DFP modes.
2956
2957 2008-01-22  Ben Elliston  <bje@au.ibm.com>
2958
2959         * tree.c (check_qualified_type): Improve function description.
2960
2961 2008-01-21  Jason Merrill  <jason@redhat.com>
2962
2963         PR c++/34196
2964         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2965         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2966         if it is set.
2967
2968 2008-01-21  DJ Delorie  <dj@redhat.com>
2969
2970         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2971         return zero.
2972
2973 2008-01-21  Richard Guenther  <rguenther@suse.de>
2974
2975         PR middle-end/34856
2976         * tree-cfg.c (verify_expr): Allow all invariant expressions
2977         instead of just constant class ones as reference argument.
2978         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2979         like any other constant.
2980         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2981
2982 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
2983
2984         * regmove.c (fixup_match_1): Update call crossed frequencies.
2985
2986 2008-01-21  Richard Guenther  <rguenther@suse.de>
2987
2988         PR c/34885
2989         * tree-inline.c (setup_one_parameter): Deal with mismatched
2990         types using a VIEW_CONVERT_EXPR.
2991
2992 2008-01-21  Alon Dayan  <alond@il.ibm.com>
2993             Olga Golovanevsky  <olga@il.ibm.com>
2994         
2995         PR tree-optimization/34701
2996         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2997         when the structure size is not a power of 2.
2998
2999 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
3000
3001         * doc/install.texi: Add doc for --enable-checking=df.
3002         
3003 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3004
3005         PR rtl-optimization/34808
3006         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3007
3008 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3009
3010         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3011         input.
3012
3013 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
3014
3015         PR rtl-optimization/26854
3016         PR rtl-optimization/34400
3017         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3018         DF_RD->gen.
3019         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3020         (df_rd_bb_info.expanded_lr_out): New.
3021         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3022         * loop_iv.c (iv_analysis_loop_init): Ditto.
3023         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3024         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3025         Added code to allocate, initialize or free expanded_lr_out.
3026         (df_rd_bb_local_compute_process_def): Restructured to make
3027         more understandable.
3028         (df_rd_confluence_n): Add code to do nothing with fake edges and
3029         code to no apply invalidate_by_call sets if the sets are being trimmed.
3030         (df_lr_local_finalize): Renamed to df_lr_finalize.
3031         (df_live_local_finalize): Renamed to df_live_finalize.
3032
3033 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3034
3035         PR target/34831
3036         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3037         deciding whether to use reciprocal instructions.
3038
3039 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
3040
3041         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3042         dwarf2out_note_section_used if cold_text_section is NULL.
3043
3044 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
3045
3046         PR gcov-profile/34610
3047         * tree-cfg.c (make_edges): Mark both outgoing edges from
3048         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3049         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3050         from OMP_FOR and OMP_CONTINUE outgoing edges.
3051
3052         * tree-profile.c (tree_profiling): Return early if
3053         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
3054         at the end.
3055         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3056         from cfun to child_cfun.
3057         * function.h (struct function): Add after_tree_profile bit.
3058
3059 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3060
3061         * config/avr/avr.S (_exit): Disable interrupt.
3062
3063 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
3064             Steven Bosscher  <stevenb.gcc@gmail.com>
3065
3066         PR rtl-optimization/26854
3067         PR rtl-optimization/34400
3068         * df-problems.c (df_live_scratch): New scratch bitmap.
3069         (df_live_alloc): Allocate df_live_scratch when doing df_live.
3070         (df_live_reset): Clear the proper bitmaps.
3071         (df_live_bb_local_compute): Only process the artificial defs once
3072         since the order is not important.
3073         (df_live_init): Init the df_live sets only with the variables
3074         found live by df_lr.
3075         (df_live_transfer_function): Use the df_lr sets to prune the
3076         df_live sets as they are being computed.  
3077         (df_live_free): Free df_live_scratch.
3078
3079 2008-01-18  Ian Lance Taylor  <iant@google.com>
3080
3081         * common.opt: Add fmerge-debug-strings.
3082         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3083         flag_merge_debug_strings rather than flag_merge_constants.
3084         * doc/invoke.texi (Option Summary): Mention
3085         -fmerge-debug-strings.
3086         (Debugging Options): Document -fmerge-debug-strings.
3087
3088 2008-01-18  Ian Lance Taylor  <iant@google.com>
3089
3090         PR c++/33407
3091         * tree.h (DECL_IS_OPERATOR_NEW): Define.
3092         (struct tree_function_decl): Add new field operator_new_flag.
3093         * tree-inline.c (expand_call_inline): When inlining a call to
3094         operator new, force the return value to go into a variable, and
3095         set DECL_NO_TBAA_P on that variable.
3096         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3097
3098 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
3099
3100         PR debug/34484
3101         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3102         DWARF2_DEBUGGING_INFO.
3103         (dwarf2out_note_section_used): Ditto.  Add prototype.
3104         (have_multiple_function_sections, text_section_used,
3105         cold_text_section_used, *cold_text_sections): Move declarations
3106         before their uses.
3107
3108 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
3109
3110         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3111         field and add signal_ra.
3112         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3113         assignments to frame state pc.  Move end of stack check after
3114         MD_FALLBACK_FRAME_STATE_FOR.
3115         (uw_update_context_1): Use frame state signal_regs if set, instead
3116         of checking signal_frame flag.
3117         (uw_update_context): Use frame state signal_ra if set.
3118         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3119         * config/xtensa/linux-unwind.h: New file.
3120
3121 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
3122
3123         * modulo-sched.c (get_sched_window): Fix comment typo.
3124
3125 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
3126
3127         PR tree-optimization/34648
3128         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3129
3130 2008-01-17  Anatoly Sokolov <aesok@post.ru>
3131
3132         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3133         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3134
3135 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
3136
3137         PR rtl-optimization/34400
3138         * df-core.c (df_worklist_dataflow_overeager,
3139         df_worklist_dataflow_doublequeue): New functions.
3140         (df_worklist_dataflow): Two different worklist solvers.
3141         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3142         New param.
3143
3144 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3145
3146         PR testsuite/34821
3147         * doc/invoke.texi: Document the dependence on pthread for fopenmp
3148         and ftree-parallelize-loops.
3149
3150 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
3151
3152         PR rtl-optimization/34826
3153         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3154
3155 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3156
3157         * global.c (find_reg): Mark the eh regs as used if necessary.
3158         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3159         * ra.h (struct allocno): no_eh_reg field added.  Changed
3160         no_stack_reg type to bitfield.
3161
3162 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
3163
3164         * tree.c (substitute_in_expr): Add missing 'break'.
3165
3166 2008-01-17  Richard Guenther  <rguenther@suse.de>
3167
3168         PR tree-optimization/34825
3169         * tree-ssa-math-opts.c (is_division_by): Do not recognize
3170         x / x as division to handle.
3171
3172 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3173
3174         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3175         "-pthread" is specified.
3176         * pa-hpux11.h (LIB_SPEC): Likewise.
3177
3178 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
3179             Peter Bergner  <bergner@vnet.ibm.com>
3180
3181         PR rtl-optimization/33796
3182         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3183
3184 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3185
3186         PR libgfortran/34699
3187         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3188         static links.
3189         * pa-hpux10.h (LINK_SPEC): Likewise.
3190         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3191
3192 2008-01-16  Richard Guenther  <rguenther@suse.de>
3193
3194         PR middle-end/32628
3195         * fold-const.c (fold_convert_const_int_from_int): Do not
3196         set overflow if that occured only because of a sign extension
3197         change when converting from/to a sizetype with the same
3198         precision and signedness.
3199
3200 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3201
3202         PR debug/34249
3203         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3204         location address to the correct place.  Update copyright year.
3205
3206 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3207
3208         * lambda-code.c (lambda_transform_legal_p): Handle the case of
3209         no dependences in the dependence_relations vector.
3210
3211 2008-01-16  Jan Hubicka  <jh@suse.cz>
3212
3213         PR rtl-optimization/31396
3214         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3215         * cfg.c (dump_reg_info): Print it.
3216         * regs.h (struct reg_info_t): add freq_calls_crossed.
3217         (REG_FREQ_CALLS_CROSSED): New macro.
3218         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3219         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3220         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3221         regmove_optimize): Update call crossed frequencies.
3222         * local-alloc.c (struct qty): Add freq_calls_crossed.
3223         (alloc_qty): Copute freq_calls_crossed.
3224         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3225         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3226         * ra.h (struct allocno): Add freq_calls_crossed.
3227
3228 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3229
3230         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3231         libgomp when compiling with ftree-parallelize-loops.
3232         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3233
3234 2008-01-16  Richard Guenther  <rguenther@suse.de>
3235
3236         PR tree-optimization/34769
3237         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3238         * tree.c (int_cst_value): Instead make this function more
3239         permissive in what it accepts as valid input.  Document this
3240         function always sign-extends the value.
3241
3242 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
3243             Richard Guenther  <rguenther@suse.de>
3244
3245         PR c/34668
3246         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3247         (gimple_fold_indirect_ref_rhs): ... this.
3248         (gimple_fold_indirect_ref): New function with foldings
3249         that preserve lvalueness.
3250         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3251         * tree-flow.h (gimple_fold_indirect_ref): Declare.
3252         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3253         to fold an INDIRECT_REF, fall back to the old use of
3254         fold_indirect_ref_1.
3255
3256 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3257
3258         * tree-data-ref.c (subscript_dependence_tester_1): Call 
3259         free_conflict_function.
3260         (compute_self_dependence): Same.
3261
3262 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3263
3264         PR debug/34249
3265         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3266         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
3267         function global.
3268         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3269         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3270         for DWARF2_UNWIND_INFO targets.
3271
3272 2008-01-16  Richard Guenther  <rguenther@suse.de>
3273
3274         PR c/34768
3275         * c-typeck.c (common_pointer_type): Do not merge inconsistent
3276         type qualifiers for function types.
3277
3278 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
3279
3280         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3281         loop_iterator li from previous commit.
3282
3283 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
3284
3285         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3286
3287 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3288
3289         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3290         (parallelize_loops): Don't parallelize irreducible components.
3291
3292 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3293
3294         PR c++/24924
3295         * c-opts (c_common_post_options): Do not enable CPP
3296         flag_pedantic_errors by default.
3297         
3298 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
3299
3300         PR rtl-optimization/31944
3301         * cse.c (remove_pseudo_from_table): New function.
3302         (merge_equiv_classes): Use above function to remove pseudo-registers.
3303         (invalidate): Likewise.
3304
3305 2008-01-13  Richard Guenther  <rguenther@suse.de>
3306
3307         PR middle-end/34601
3308         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3309         instead of TYPE_MODE to deal with calls from expand_one_error_var.
3310
3311 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
3312
3313         * gcse.c (cprop_jump): Call validate_unshare_change instead of
3314         validate_change to unshare the source of the PC set.
3315
3316 2008-01-12  Jan Hubicka  <jh@suse.cz>
3317
3318         PR middle-end/32135
3319         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3320         references above array bounds.  This might trigger bounds checks for
3321         pointers to arrays.
3322
3323 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3324
3325         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3326         new_replaceable_dependencies.
3327
3328 2008-01-12  Doug Kwan  <dougkwan@google.com>
3329
3330         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3331         instead of OPT_Wreturn_type in warning due to ignored return type
3332         qualifiers.
3333         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3334         options included in -Wextra.
3335         * c.opt: New option -Wignored_qualifiers.
3336         * doc/invoke.texi (Warning Options, -Wextra): Add new option
3337         -Wignore_qualifiers.
3338         (-Wignored-qualifiers): Document.
3339         (-Wreturn-type): Remove description of functionality now handled
3340         by -Wignored-qualifiers.
3341
3342 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
3343
3344         PR ada/33788
3345         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3346         NOP_EXPR if it is between integral types with the same precision.
3347
3348 2008-01-12  Jan Hubicka  <jh@suse.cz>
3349
3350         PR other/28023
3351         * invoke.texi (max-inline-recursive-depth): Fix default value.
3352
3353 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
3354
3355         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3356         correct type.
3357
3358 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
3359         
3360         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3361         
3362 2008-01-11  James E. Wilson  <wilson@specifix.com>
3363
3364         PR target/26015
3365         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3366
3367 2008-01-11  Anatoly Sokolov <aesok@post.ru>
3368
3369         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't 
3370         save/restore frame pointer register and don't use 'call-prologues' 
3371         optimization in function with "OS_task" attribute.
3372
3373 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
3374
3375         PR middle-end/31309
3376         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3377         when copying to memory.
3378
3379 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
3380
3381         PR rtl-optimization/30905
3382         * cfgcleanup.c: Include dce.h
3383         (crossjumps_occured): New global variable.
3384         (try_crossjump_bb): Exit loop after finding a fallthru edge.
3385         If something changed, set crossjumps_occured to true.
3386         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3387         Don't add/remove fake edges to exit here...
3388         (cleanup_cfg): ...but do it here, when crossjumping.
3389         Run a fast DCE when successful crossjumps occured in the latest
3390         iteration of try_optimize_cfg.
3391
3392 2008-01-11  Richard Guenther  <rguenther@suse.de>
3393
3394         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3395         (struct vn_unary_op_s): Likewise.
3396         (vn_reference_insert): Free old reference on hash collision.
3397
3398 2008-01-10  Raksit Ashok  <raksit@google.com>
3399
3400         PR rtl-optimization/27971
3401         * combine.c (find_split_point): Split PLUS expressions which are
3402         inside a MEM rtx, and whose first operand is complex.
3403
3404 2008-01-10  DJ Delorie  <dj@redhat.com>
3405
3406         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3407         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3408         (m32c_hard_regno_ok): Call the underlying function.
3409
3410 2008-01-10  Richard Guenther  <rguenther@suse.de>
3411
3412         PR middle-end/34683
3413         * tree-cfg.c (tree_merge_blocks): Do not go through the
3414         full-blown folding and stmt updating path if we just deal
3415         with virtual operands.
3416         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3417         test for abnormal SSA_NAMEs.
3418
3419 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
3420
3421         PR middle-end/34641
3422         * reload.c (push_reload): Add assertions.  All constants from
3423         reg_equiv_constant should have been used for replacing the respective
3424         pseudo earlier.
3425         (find_reloads_address): Invoke find_reloads_address_part for
3426         constant taken from the reg_equiv_constant array.
3427
3428 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
3429
3430         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3431         field (valnum) the first in the struct.  Replace bools with
3432         unit bit fields.
3433
3434 2008-01-10  Richard Guenther  <rguenther@suse.de>
3435
3436         PR tree-optimization/34651
3437         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
3438         types and ordering for masking and converting.
3439
3440 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
3441
3442         PR tree-optimization/34017
3443         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3444         also for PHI_NODE expressions.
3445
3446 2008-01-09  Jan Hubicka  <jh@suse.cz>
3447
3448         PR tree-optimization/34708
3449         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3450         based on number of case labels.
3451         (init_inline_once): Remove switch_cost.
3452         * tree-inline.h (eni_weights_d): Remove switch_cost.
3453
3454 2008-01-09  Richard Guenther  <rguenther@suse.de>
3455         Andrew Pinski  <andrew_pinski@playstation.sony.com>
3456
3457         PR middle-end/30132
3458         * gimplify.c (gimplify_cond_expr): Do not create an addressable
3459         temporary if an rvalue is ok or an lvalue is not required.
3460
3461 2008-01-09  Richard Guenther  <rguenther@suse.de>
3462
3463         PR middle-end/34458
3464         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3465         adjust return type.
3466
3467 2008-01-09  Richard Guenther  <rguenther@suse.de>
3468
3469         PR middle-end/34679
3470         * tree.c (host_integerp): Check for sizetype only if the
3471         type is an integer type.
3472
3473 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
3474