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1 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
2
3         PR target/41082
4         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
5         instead of stve*x.
6         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
7         of operand 0.
8         * config/rs6000/altivec.md (VI_scalar): New mode attr.
9         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
10         vector mode for operand 0, put operand 1 into UNSPEC.
11
12 2010-12-09  Yao Qi  <yao@codesourcery.com>
13
14         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
15         PREFERRED_RENAME_CLASS.
16
17 2010-12-08  Ian Lance Taylor  <iant@google.com>
18
19         * doc/sourcebuild.texi (Front End): Remove reference to
20         snapshot-README and snapshot-index.html.
21
22 2010-12-08  Ian Lance Taylor  <iant@google.com>
23
24         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
25         to update_web_docs_svn.
26         (Front End): Likewise.
27
28 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
29
30         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
31         x86_64-*-darwin* to with_cpu:-core2.
32         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
33         with movd for darwin assembler.
34         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
35         (*vec_concatv2di_rex64_sse): Ditto.
36
37 2010-12-08  Richard Guenther  <rguenther@suse.de>
38             Sebastian Pop  <sebastian.pop@amd.com>
39
40         PR tree-optimization/45230
41         PR tree-optimization/45231
42         PR tree-optimization/45370
43         * sese.c (rename_uses): Returns a bool.  Call
44         recompute_tree_invariant_for_addr_expr only on the RHS of a
45         GIMPLE_ASSIGN.
46         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
47         rename_uses returns true.
48         * tree-ssa-copy.c (replace_exp): Add a comment about calling
49         fold_stmt_inplace after replace_exp.
50
51 2010-12-08  Mike Stump  <mikestump@comcast.net>
52
53         PR debug/46749
54         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
55         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
56         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
57         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
58         * collect2.c (post_ld_pass): Add.
59         (process_args): Add.
60         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
61         (main): Likewise.  Call process_args.
62
63 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
64
65         PR middle-end/46844
66         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
67         parameter.
68
69 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
70
71         PR target/46631
72         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
73         into a 16-bit instruction.
74
75 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
76
77         PR middle-end/42694
78         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
79         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
80         instruction, but do optimize if y is 0.5 or 1./3. since that
81         changes an expensive call into a cheaper one.
82
83 2010-12-08  Richard Guenther  <rguenther@suse.de>
84
85         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
86         instead of a division to divide by BITS_PER_UNIT.
87
88 2010-12-08  Richard Guenther  <rguenther@suse.de>
89
90         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
91         when checking is enabled.
92
93 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
94
95         PR target/43603
96         * haifa-sched.c (sched_create_recovery_edges): Update
97         dominator info.
98         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
99         after deleting an empty block.
100         (tidy_control_flow): Also verify dominators.
101         (sel_remove_bb): Update dominator info after removing a block.
102         (sel_redirect_edge_and_branch_force): Assert that no unreachable
103         blocks will be created. Update dominator info.
104         (sel_redirect_edge_and_branch): Update dominator info when
105         basic blocks do not become unreachable.
106         (sel_remove_loop_preheader): Update dominator info. 
107
108 2010-12-07  Richard Guenther  <rguenther@suse.de>
109
110         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
111         Reset alignment information.
112         (bump_vector_ptr): Likewise.
113
114 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
115
116         PR middle-end/46671
117         PR target/46685
118         * config/pa/pa.c (pa_function_section): New function.
119         (TARGET_ASM_FUNCTION_SECTION): Define.
120
121 2010-12-07  Ian Lance Taylor  <iant@google.com>
122             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
123
124         PR bootstrap/46810
125         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
126         preprocessor.
127         * configure: Rebuild.
128
129 2010-12-07  Paul Koning  <ni1d@arrl.net>
130
131         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
132         values with sign rather than as unsigned.
133
134 2010-12-07  Paul Koning  <ni1d@arrl.net>
135
136         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
137         (pdp11_function_section): New function.
138
139 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
140
141         * config/mcore/mcore.c Don't include assert.h.
142         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
143         * config/spu/spu.c: Don't include assert.h.
144         (spu_sms_res_mii): Use gcc_assert.
145
146 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
147
148         PR tree-optimization/42327
149         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
150         instead of using integer_minus_one_node.
151
152 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
153
154         PR c++/45330
155         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
156         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
157
158 2010-12-07  Richard Guenther  <rguenther@suse.de>
159
160         PR tree-optimization/46832
161         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
162         that the call has a lhs.
163
164 2010-12-07  Yao Qi  <yao@codesourcery.com>
165
166         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
167         * regrename.c (struct du_head): Add new element length.
168         (sort_du_head, get_element, merge, merge_sort_comparison):
169         New functions of merge sort implementation to du_head list.
170         (regrename_optimize): Sort du_head linked list by length.
171         Iterate registers in a preferred-register-first order.
172         Move some code to ...
173         (check_new_reg_p): here.  New function.
174         (create_new_chain):  Initialize length.
175         (scan_rtx_reg): Increase length for non-debug insns.
176         * target.def: New hook preferred_rename_class.
177         * targhook.c (default_preferred_rename_class): New.
178         * targhook.h: Declare it.
179         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
180         * doc/tm.texi: Regenerate.
181
182 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
183
184         PR debug/46799
185         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
186         instead of BUILTINS_LOCATION.
187         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
188         BUILTINS_LOCATION.
189         (create_parallel_loop): Add LOC argument, use it for OMP clauses
190         and GIMPLE_*OMP* statements.
191         (gen_parallel_loop): Determine locus for the parallel loop, pass it
192         to create_loop_fn and create_parallel_loop.
193         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
194         set_curr_insn_source_location (UNKNOWN_LOCATION).
195
196 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
197             Richard Guenther  <rguenther@suse.de>
198
199         PR target/46737
200         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
201         (bfin_reorder_loops): Change type of index to intptr_t.
202
203 2010-12-07  Richard Guenther  <rguenther@suse.de>
204
205         PR tree-optimization/46726
206         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
207
208 2010-12-07  Richard Guenther  <rguenther@suse.de>
209
210         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
211         virtual operands.
212
213 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
214
215         * c-parser.c (c_parser_typeof_specifier): Removed special
216         treatment of objc_volatilized attribute for Objective-C.
217
218 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
219
220         * ira.c (update_equiv_regs): Prohibit move insns if
221         pressure-sensitive scheduling was done.
222
223 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
224
225         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
226         of c_process_expr_stmt() for the iterating and collection
227         expressions of an Objective-C fast enumeration loop.
228
229 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
230
231         PR debug/45997
232         * dwarf2out.c (modified_type_die): If both is_const_type and
233         is_volatile_type is set, start with DW_TAG_const_type or
234         DW_TAG_volatile_type depending on where we get qualified type
235         in the recursive call.
236
237         PR target/43897
238         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
239         as a store into that register.
240
241         PR tree-optimization/46528
242         PR debug/46338
243         * profile.c (branch_prob): Make sure last is never set to a debug
244         stmt.
245
246         PR debug/46771
247         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
248         on DEBUG_INSNs.
249
250         PR rtl-optimization/46777
251         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
252         also barrier after tablejump.
253
254 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
255             Richard Henderson  <rth@redhat.com>
256
257         PR target/46740
258         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
259
260 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
261
262         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
263         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
264
265 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
266
267         PR target/46735
268         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
269         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
270         (int12_operand, int_2word_operand, uint16_operand): Likewise.
271         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
272         (uint5_operand, uint4_operand): Likewise.
273         * config/frv/frv.h (IN_RANGE_P): Delete.
274         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
275         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
276         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
277         (CONST_OK_FOR_P): Likewise.
278         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
279         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
280         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
281         (*movsicc_internal2_float, casesi): Likewise.
282         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
283         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
284         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
285         (frv_split_cond_move, frv_rtx_costs): Likewise.
286
287         PR target/46739
288         * config/mmix/mmix.c (mmix_intval): Split shift count.
289
290 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
291
292         * config/i386/i386.c (m_COREI7): New.
293         (initial_ix86_tune_features): Turn on
294         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
295         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
296
297 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
298
299         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
300
301         * config/i386/driver-i386.c (host_detect_local_cpu): Support
302         Sandy Bridge.
303
304         * config/i386/i386.c (override_options): Handle "corei7-avx".
305
306         * doc/invoke.texi: Document corei7-avx.
307
308 2010-12-06  Richard Guenther  <rguenther@suse.de>
309
310         PR tree-optimization/46806
311         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
312         coalesce different types.
313
314 2010-12-06  Richard Guenther  <rguenther@suse.de>
315
316         PR tree-optimization/46785
317         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
318         call statements as operand definition.
319
320 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
321
322         * doc/tm.texi.in: Fix typo.
323         * doc/tm.texi: Regenerate.
324
325 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
326
327         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
328         last change.
329
330 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
331
332         * c-family/c-common.h: Removed the declarations of all the objc_
333         callbacks, and moved them into c-objc.h.  Removed
334         objc_ivar_visibility_kind and moved it into c-objc.h.
335         * c-family/c-objc.h: New file.
336         * c-family/c-common.c: Include c-objc.h.
337         * c-family/c-format.c: Same change.
338         * c-family/stub-objc.c: Same change.
339         * c-decl.c: Include c-family/c-objc.h.
340         * c-parser.c: Same change.
341         * c-typeck.c: Same change.
342         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
343         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
344         (c-parser.o): same change.
345         (c-typeck.o): Same change.
346         (c-family/c-format.o): Same change.
347         (c-family/stub-objc.o): Same change.
348         (c-family/c-common.o): Same change.
349         (PLUGIN_HEADERS): Added c-family/c-objc.h.
350
351 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
352
353         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
354         --with-dwarf2 option.
355
356 2010-12-03  Jan Hubicka  <jh@suse.cz>
357
358         * lto-streamer-in.c (input_cfg): Fix pasto.
359
360 2010-12-03  Jan Hubicka  <jh@suse.cz>
361
362         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
363         and functions with user asm defined names.
364         (varpool_externally_visible_p): Do not localize vars with user
365         asm defined names.
366
367 2010-12-03  Jan Hubicka  <jh@suse.cz>
368
369         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
370         to prevent mangling with lto frontend.
371
372 2010-12-03  Jan Hubicka  <jh@suse.cz>
373
374         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
375         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
376
377 2010-12-03  Jan Hubicka  <jh@suse.cz>
378
379         PR tree-optimization/46760
380         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
381         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
382         * lto-cgraph.c (lto_output_edge): Fix assert.
383         (lto_output_node): Output count_materialization_scale.
384         (output_profile_summary): Output only runs and sum_max.
385         (input_node): Input count_materialization_scale.
386         (input_profile_summary): Read data into file specific gcov summary.
387         (merge_profile_summaries): New function.
388         (input_cgraph): Update call of input_profile_summary;
389         call merge_profile_summaries.
390         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
391         rescale counts at read in.
392         (intput_bb): Likewise.
393         (input_function): Update call of input_bb.
394         (lto_read_body): Update call of input_cfg.
395         * lto-streamer.h: Inlclude gcov-io.h
396         (lto_file_decl_data): Add gcov_ctr_summary.
397
398 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
399
400         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
401         (Cond Exec Macros): ... to this.
402         * doc/tm.texi: Regenerate.
403
404 2010-12-03  Jason Merrill  <jason@redhat.com>
405
406         PR debug/46123
407         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
408         a declaration DIE.
409
410 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
411
412         * config/arm/arm.c (arm_legitimate_index_p): Split
413         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
414         slightly larger constants in the latter case.
415         (thumb2_legitimate_index_p): Likewise.
416
417 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
418
419         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
420         * gcc.c (cc1_options): Add %{Qy:}.
421
422 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
423
424         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
425         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
426         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
427
428 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
429
430         PR rtl-optimization/45354
431         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
432         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
433         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
434         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
435
436 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
437
438         * basic-block.h (struct edge_prediction): Remove forward
439         declaration.
440         * tree-flow.h (struct edge_prediction): Move from here...
441         * predict.c (struct edge_prediction): ...to here.
442         * cselib.h (struct elt_list): Move from here...
443         * cselib.c (struct elt_list): ...to here.
444
445 2010-12-02  Ian Lance Taylor  <iant@google.com>
446
447         * gcc.c (default_compilers): Add entry for ".go".
448         * common.opt: Add -static-libgo as a driver option.
449         * doc/install.texi (Configuration): Mention libgo as an option for
450         --enable-shared.  Mention go as an option for --enable-languages.
451         * doc/invoke.texi (Overall Options): Mention .go as a file name
452         suffix.  Mention go as a -x option.
453         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
454         language.
455         * doc/sourcebuild.texi (Top Level): Mention libgo.
456         * doc/standards.texi (Standards): Add section on Go language.
457         Move references for other languages into their own section.
458         * doc/contrib.texi (Contributors): Mention that I contributed the
459         Go frontend.
460
461 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
462
463         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
464         (const_call_expr_arg_iterator_d): Likewise.
465         (expanded_location): Likewise.
466         * c-tree.h (struct c_arg_tag_d): Likewise.
467         * dwarf2out.c (struct cfa_loc): Likewise.
468         (struct skeleton_chain_struct): Likewise.
469         * except.c (struct ttypes_filter): Likewise.
470         * cselib.h (struct cselib_val_struct): Likewise.
471         (elt_loc_list): Likewise.
472         (elt_list): Likewise.
473         * varasm.c (struct addr_const): Likewise.
474         * tree-flow.h (struct edge_prediction): Likewise.
475         (struct int_tree_map): Likewise.
476         (struct _edge_var_map): Likewise.
477
478 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
479
480         PR target/46768
481         * config/i386/i386.c (initial_ix86_tune_features): Turn on
482         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
483
484 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
485
486         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
487
488 2010-12-02  Ian Lance Taylor  <iant@google.com>
489
490         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
491         header files unordered_map, tr1/unordered_map, and ext/hash_map.
492         * configure, config.in: Rebuild.
493
494 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
495
496         PR target/46685
497         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
498         (sparc_expand_move): Call it to decide whether to emit the special
499         mov{si,di}_pic_label_ref patterns.
500         (sparc_legitimize_pic_address): Call it to decide whether to emit
501         the regular PIC sequence for labels.  Fix long line.
502         (sparc_file_end): Set is_thunk for the PIC helper.
503
504 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
505
506         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
507         for a non-shared type.
508
509 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
510
511         PR middle-end/45297
512         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
513         with MEM_REFs as POINTER_PLUS_EXPR.
514
515 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
516
517         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
518         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
519         mentioning /lib/elf.
520
521 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
522
523         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
524         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
525         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
526         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
527         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
528         * config/sol2.h (LINK_SPEC): Remove %{b}.
529         * config/svr4.h (LINK_SPEC): Remove %{b}.
530
531 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
532
533         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
534         * config/i386/linux.h (LINK_SPEC): Cut long comment.
535         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
536         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
537         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
538         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
539         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
540         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
541         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
542         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
543         %{v:%{!V:-V}}.
544
545 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
546
547         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
548         -ftraditional.
549
550 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
551
552         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
553         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
554         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
555         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
556         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
557         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
558         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
559         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
560         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
561         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
562         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
563         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
564         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
565         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
566         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
567         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
568         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
569         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
570
571 2010-12-02  Paul Koning  <ni1d@arrl.net>
572
573         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
574         opcodes if CC_NO_OVERFLOW is set.
575         (notice_update_cc_on_set): Correct setting of CC0 as a side
576         effect; set CC_NO_OVERFLOW for cases where C flag is not
577         meaningful.
578
579 2010-12-02  Ian Lance Taylor  <iant@google.com>
580
581         * doc/install.texi (Configuration): Update default for
582         --with-boot-ldflags.
583
584 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
585
586         PR c/45062
587         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
588         !funcdef_flag.
589
590 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
591
592         PR tree-optimization/45199
593         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
594         (stores_zero_from_loop): Call
595         mem_write_stride_of_same_size_as_unit_type_p.
596         * tree-data-ref.h (stride_of_unit_type_p): New.
597         * tree-loop-distribution.c (generate_memset_zero): Simplified.
598         Call stride_of_unit_type_p.
599         (build_rdg_partition_for_component): Do not call
600         rdg_flag_similar_memory_accesses when
601         flag_tree_loop_distribute_patterns is set.
602
603 2010-12-02  Richard Guenther  <rguenther@suse.de>
604
605         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
606         sign-changing conversions for induction detection.
607
608 2010-12-02  Richard Guenther  <rguenther@suse.de>
609
610         PR tree-optimization/46723
611         * tree-vect-loop.c (get_initial_def_for_induction): Strip
612         conversions from the induction evolution and apply it to
613         the result instead.
614         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
615         assigns for induction defs.
616
617 2010-12-02  Richard Guenther  <rguenther@suse.de>
618
619         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
620         the case we need to split the edge and not the block.
621
622 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
623
624         DFA model for Core 2 and Core i7 scheduling.
625
626         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
627         * config/i386/i386.c (ix86_option_override_internal): Update entries
628         for Core 2 and Core i7.
629         (ix86_issue_rate): Set issue rate to 3 [be realistic].
630         * config/i386/i386.md: Include "core2.md".
631         (define_attr cpu): Add "corei7".
632
633 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
634
635         Define tuning for Core 2 and Core i7.
636
637         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
638         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
639         (m_CORE2): Replace with m_CORE2_{32,64}.
640         (m_CORE2I7{,_32,_64}): New macros.
641         (m_GENERIC32, m_GENERIC64): Update.
642         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
643         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
644         set m_CORE2I7_64 iff m_GENERIC64.
645         (processor_target_table): Use generic costs for Core 2 and Core i7.
646         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
647         (ix86_issue_rate): Remove entry for Core 2.
648         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
649         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
650         (TARGET_CORE2): Update.
651         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
652         (PROCESSOR_CORE2): Remove.
653
654 2010-12-02  Richard Guenther  <rguenther@suse.de>
655
656         * lto-streamer.h (LTO_major_version): Bump to 2.
657
658 2010-12-02  Richard Guenther  <rguenther@suse.de>
659
660         PR lto/44871
661         * gimple.c (canonical_type_hash_cache): New hashtable.
662         (gimple_type_hash): Make a wrapper around ...
663         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
664         (gimple_canonical_type_hash): Likewise.
665         (gtc_visit): Take a gtc_mode argument.
666         (gimple_types_compatible_p_1): Likewise. Do not compare struct
667         tag names or field names when computing canonical types.
668         (gimple_types_compatible_p): Adjust.
669         (visit): Take a gtc_mode argument.
670         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
671         names or field names when computing hashes of canonical types.
672         (gimple_register_canonical_type): Use gimple_canonical_type_hash
673         for the hash.
674         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
675         (free_gimple_type_tables): Free canonical_type_hash_cache.
676
677 2010-12-02  Richard Guenther  <rguenther@suse.de>
678             Ira Rosen  <irar@il.ibm.com>
679
680         PR tree-optimization/46663
681         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
682         FUNCTION_DECL exists and that it's a builtin.
683
684 2010-12-02  Jie Zhang  <jie@codesourcery.com>
685
686         PR middle-end/46674
687         * varasm.c (compute_visible_aliases): Handle user set
688         assembler name.
689
690 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
691
692         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
693         thinko regarding setting -mno-<xxx> debug switches.
694         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
695
696 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
697
698         * intl.c: Don't include tm.h.
699         * Makefile.in (intl.o): Don't depend on $(TM_H).
700
701 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
702
703         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
704         unused warning.
705         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
706
707 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
708
709         * graphite-sese-to-poly.c (analyze_drs): Removed.
710         (build_scop_drs): Do not call analyze_drs.
711         (analyze_drs_in_stmts): New.
712         (insert_stmts): New.
713         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
714         (insert_out_of_ssa_copy_on_edge): Same.
715         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
716         (rewrite_phi_out_of_ssa): Same.
717         (rewrite_cross_bb_scalar_dependence): Same.
718         (split_reduction_stmt): Move data references in the new basic blocks.
719         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
720
721 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
722
723         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
724
725 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
726
727         PR middle-end/45297
728         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
729         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
730         * graphite-poly.h (new_poly_bb): Update declaration.
731         (gbb_from_bb): Moved here...
732         (pbb_from_bb): New.
733         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
734         Removed.
735         (graphite_stmt_p): Removed.
736         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
737         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
738         new_poly_bb.
739         (build_scop_bbs_1): Do not pass in sbitmap reductions.
740         (build_scop_bbs): Same.
741         (gbb_from_bb): ... from here.
742         (add_conditions_to_constraints): Moved up.
743         (analyze_drs): New.
744         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
745         not contain data references.
746         (new_pbb_from_pbb): New.
747         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
748         block is split.
749         (rewrite_close_phi_out_of_ssa): Update call to
750         insert_out_of_ssa_copy_on_edge.
751         (rewrite_reductions_out_of_ssa): Now static.
752         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
753         (split_pbb): New.
754         (split_reduction_stmt): Call split_pbb.
755         (translate_scalar_reduction_to_array): Pass in the scop, do not
756         pass in the sbitmap reductions.
757         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
758         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
759         (rewrite_commutative_reductions_out_of_ssa): Same.
760         (build_poly_scop): Call build_scop_bbs,
761         rewrite_commutative_reductions_out_of_ssa,
762         rewrite_reductions_out_of_ssa, and
763         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
764         before scop_to_lst.
765         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
766         Removed declaration.
767         (rewrite_reductions_out_of_ssa): Same.
768         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
769         (build_scop_bbs): Same.
770         * graphite.c (graphite_transform_loops): Do not initialize reductions.
771         Do not call build_scop_bbs,
772         rewrite_commutative_reductions_out_of_ssa,
773         rewrite_reductions_out_of_ssa, and
774         rewrite_cross_bb_scalar_deps_out_of_ssa.
775         * sese.h (struct gimple_bb): Add field pbb.
776         (GBB_PBB): New.
777
778 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
779
780         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
781         New.
782         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
783         handle_scalar_deps_crossing_scop_limits.
784         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
785         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
786
787 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
788
789         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
790         when replacing a constant in an ADDR_EXPR.
791
792 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
793
794         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
795         for the stride.
796         (lst_do_strip_mine): Same.
797         (scop_do_strip_mine): Same.
798         * graphite-poly.c (apply_poly_transforms): Update call to
799         scop_do_strip_mine.
800         * graphite-poly.h (scop_do_strip_mine): Update declaration.
801
802 2010-12-01  Jan Hubicka  <jh@suse.cz>
803
804         * tree.c (build_common_builtin_nodes): Do not initialize
805         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
806         * builtins.c (expand_builtin_profile_func): Remove.
807         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
808         BUILT_IN_PROFILE_FUNC_EXIT.
809         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
810         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
811         * gimplify.c (gimplify_function_tree): Reorganize code calling
812         profiling functions.
813
814 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
815
816         * opts.c: Expand comment on tm.h include.
817
818 2010-12-01  Yao Qi  <yao@codesourcery.com>
819
820         * config/arm/predicates.md ("vfp_register_operand"): Return true for
821         VFP_D0_D7_REGS classes.
822
823 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
824
825         * common.opt (flag_stack_check): New Variable entry.
826         (fcompare-debug-second): Use Var.
827         * flags.h (flag_compare_debug, flag_stack_check): Remove.
828         * opts.c (flag_compare_debug): Remove.
829         (common_handle_option): Don't handle OPT_fcompare_debug_second.
830         Set opts->x_flag_stack_check for OPT_fstack_check_.
831         * toplev.c (flag_stack_check): Remove.
832
833 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
834
835         * common.opt (main_input_filename, main_input_basename,
836         main_input_baselength): New Variable entries.  From toplev.c.
837         * final.c (output_quoted_string): Move from toplev.c.
838         * output.h (output_quoted_string): Move from toplev.h.
839         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
840         access main_input_filename, main_input_baselength and
841         main_input_basename.
842         * targhooks.c: Include intl.h and opts.h.
843         (option_affects_pch_p, default_get_pch_validity): Move from
844         toplev.c.
845         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
846         Move from toplev.h.
847         * toplev.c (main_input_filename, main_input_basename,
848         main_input_baselength): Move to common.opt.
849         (output_quoted_string): Move to final.c.
850         (warn_deprecated_use): Move to tree.c.
851         (option_affects_pch_p, default_get_pch_validity,
852         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
853         * toplev.h (skip_leading_substring): Move to tree-dump.c.
854         (warn_deprecated_use): Move to tree.h.
855         (output_quoted_string): Move to output.h.
856         (main_input_filename, main_input_basename, main_input_baselength):
857         Move to common.opt.
858         (default_get_pch_validity, default_pch_valid_p): Move to
859         targhooks.c.
860         * tree-dump.c (skip_leading_substring): Move from toplev.h.
861         * tree.c (warn_deprecated_use): Move from toplev.c.
862         * tree.h (warn_deprecated_use): Move from toplev.h.
863         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
864         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
865         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
866         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
867         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
868         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
869         config/mcore/mcore.c, config/mep/mep.c,
870         config/microblaze/microblaze.c, config/mips/mips.c,
871         config/mmix/mmix.c, config/mn10300/mn10300.c,
872         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
873         config/picochip/picochip.c, config/s390/s390.c,
874         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
875         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
876         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
877         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
878         varasm.c, xcoffout.c: Don't include toplev.h.
879         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
880         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
881         varasm.o, xcoffout.o): Update dependencies.
882         * config/arm/t-arm (arm.o): Update dependencies.
883         * config/spu/t-spu-elf (spu.o): Update dependencies.
884
885 2010-12-01  Richard Guenther  <rguenther@suse.de>
886
887         PR tree-optimization/46730
888         * value-prof.c (gimple_ic): Always generate a separate merge BB.
889
890 2010-11-30  Ian Lance Taylor  <iant@google.com>
891
892         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
893         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
894         * config/i386/linux64.h (ASM_SPEC): Likewise.
895         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
896         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
897         * config/i386/vxworks.h (ASM_SPEC): Likewise.
898         * config/i386/x86-64.h (ASM_SPEC): Likewise.
899         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
900         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
901
902 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
903
904         * c-decl.c (finish_function): Call objc_finish_function in
905         Objective-C.
906         * c-typeck.c (convert_for_assignment): Do not call
907         objc_type_quals_match().
908
909 2010-11-30  Richard Guenther  <rguenther@suse.de>
910
911         PR tree-optimization/46722
912         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
913         operands as arguments.
914         (execute_optimize_widening_mul): Also handle power of two as
915         multiplication.
916
917 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
918
919         PR middle-end/46709
920         * cgraphunit.c (process_function_and_variable_attributes): Fix
921         cut'n'pasteo.
922
923 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
924
925         * hwint.c:  New.  Extracted from toplev.c.
926         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
927         Move from toplev.h.
928         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
929         Move to hwint.c.
930         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
931         Move to hwint.h.
932         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
933         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
934         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
935         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
936         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
937         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
938         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
939         tree-vrp.c: Don't include toplev.h.
940         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
941         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
942         toplev.h in generated output.
943         * Makefile.in (OBJS-common): Add hwint.o.
944         Dependencies for above files changed to remove toplev.h.
945         (hwint.o): New.
946         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
947         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
948         toplev.h.
949         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
950         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
951
952 2010-11-30  Richard Guenther  <rguenther@suse.de>
953
954         PR tree-optimization/46717
955         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
956         call.  Manually create EH edges for the direct call and update
957         target PHI nodes.
958
959 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
960
961         * diagnostic-core.h: Include bversion.h.
962         * toplev.h: Don't include input.h or bversion.h.
963         (parse_optimize_options): Don't declare here.
964         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
965         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
966         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
967         config/host-darwin.c, config/i386/host-cygwin.c,
968         config/i386/host-mingw32.c, config/i386/msformat-c.c,
969         config/i386/netware.c, config/i386/nwld.c,
970         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
971         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
972         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
973         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
974         config/score/score3.c, config/score/score7.c,
975         config/sh/symbian-base.c, config/sh/symbian-c.c,
976         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
977         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
978         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
979         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
980         graphite-blocking.c, graphite-clast-to-gimple.c,
981         graphite-dependences.c, graphite-flattening.c,
982         graphite-interchange.c, graphite-poly.c,
983         graphite-scop-detection.c, graphite.c, haifa-sched.c,
984         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
985         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
986         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
987         lto-opts.c, lto-section-in.c, lto-section-out.c,
988         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
989         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
990         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
991         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
992         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
993         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
994         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
995         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
996         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
997         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
998         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
999         include toplev.h.
1000         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1001         toplev.h.  Dependencies for above files and c-family files changed
1002         to remove $(TOPLEV_H) or toplev.h.
1003         (C_TREE_H): Don't include $(TOPLEV_H).
1004         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1005         bversion.h.
1006         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1007         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1008         config/t-darwin, config/t-sol2,
1009         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1010         Dependencies for above files changed to remove $(TOPLEV_H) or
1011         toplev.h.
1012
1013 2010-11-30  Richard Guenther  <rguenther@suse.de>
1014
1015         PR lto/44986
1016         * gcc.c (main): Use the first input with a compiler as infile
1017         for link spec processing.
1018
1019 2010-11-30  Richard Guenther  <rguenther@suse.de>
1020
1021         PR lto/45949
1022         * cgraphunit.c (ipa_passes): Stop after errors from
1023         small IPA passes.
1024
1025 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1026
1027         * gcc-plugin.h: Include coretypes.h.
1028         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1029
1030 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1031
1032         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1033         * ggc-none.c (ggc_internal_alloc_zone_stat)
1034         (ggc_internal_cleared_alloc_zone_stat): New.
1035
1036 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1037
1038         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1039         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1040         (rs6000_emit_prologue): Don't set PIC register if
1041         TARGET_SINGLE_PIC_BASE.
1042         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1043         * doc/invoke.texi (msingle-pic-base): Document.
1044
1045 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1046
1047         PR driver/46712
1048         * exec-tool.in (id): New.
1049         Check and export LT_RCU_$id instead of LT_RCU.
1050
1051 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1052
1053         PR tree-optimization/46675
1054         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1055         in offset calculation.
1056
1057 2010-11-29  Jan Hubicka  <jh@suse.cz>
1058
1059         * collect2.c (main): Do not imply verbose output with
1060         LTO and linker plugin.
1061
1062 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1063
1064         * dwarf2out.c (print_die): Print the address of the current DIE or
1065         of any DIE referenced by the current one.
1066
1067 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1068
1069         PR debug/46101
1070         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1071         function.
1072         (scope_die_for, gen_type_die_for_member): Replace uses of
1073         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1074
1075 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1076
1077         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1078         (darwin_asm_declare_object_name): Correct spelling.
1079         (darwin_output_aligned_bss): Likewise.
1080
1081 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1082             Mike Stump  <mrs@gcc.gnu.org>
1083
1084         PR target/26427
1085         PR target/33120
1086         PR testsuite/35710
1087         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1088         (ASM_OUTPUT_LOCAL): Likewise.
1089         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1090         (darwin_output_aligned_bss): Likewise.
1091         (darwin_asm_output_aligned_decl_local): Likewise.
1092         (darwin_asm_output_aligned_decl_common): Likewise.
1093         (darwin_use_anchors_for_symbol_p): Likewise.
1094         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1095         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1096         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1097         (DARWIN_SECTION_ANCHORS): Set to 1.
1098         * config/darwin.c (emit_aligned_common): New var.
1099         (darwin_init_sections): Check that the Darwin private zero-size section
1100         marker is in range.
1101         (darwin_text_section): Check for zero-sized objects.
1102         (darwin_mergeable_string_section): Likewise.
1103         (darwin_mergeable_constant_section): Likewise.
1104         (machopic_select_section): Adjust to check for zero-sized objects.
1105         Assert that OBJC meta data are non-zero sized.
1106         (darwin_asm_declare_object_name): New.
1107         (darwin_asm_declare_constant_name): Adjust for zero-sized
1108         object sections.
1109         (BYTES_ZFILL): Define.
1110         (darwin_emit_weak_or_comdat): New.
1111         (darwin_emit_local_bss): New.
1112         (darwin_emit_common): New.
1113         (darwin_output_aligned_bss): New.
1114         (darwin_asm_output_aligned_decl_common): New.
1115         (darwin_asm_output_aligned_decl_local): New.
1116         (darwin_file_end): Disable subsections_via_symbols when section
1117         anchoring is active.
1118         (darwin_asm_output_anchor): Re-enable.
1119         (darwin_use_anchors_for_symbol_p): New.
1120         (darwin_override_options): Check for versions that can emit
1121         aligned common.  Update usage of flags to current.
1122         * config/darwin-sections.def: Update comments and flags for
1123         non-anchor sections.  zobj_const_section, zobj_data_section,
1124         zobj_bss_section, zobj_const_data_section: New.
1125         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1126         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1127         (L2_MAX_OFILE_ALIGNMENT): Define.
1128         (ASM_OUTPUT_ALIGNED_BSS): Define.
1129         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1130         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1131         (SECTION_NO_ANCHOR): Define.
1132         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1133         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1134
1135 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1136
1137         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1138         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1139         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1140         Conditionally define.
1141         (GET_ENVIRONMENT): Poison.
1142         * configure.ac: Don't test for mincore.
1143         * configure: Regenerate.
1144         * config.in: Regenerate.
1145         * collect2-aix.c: Don't include <sys/mman.h>.
1146         * collect2.c: Don't include <signal.h>.
1147         (SIGCHLD): Don't define.
1148         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1149         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1150         <splay-tree.h>.
1151         * config/arm/arm.c (arm_target_help): Use getenv instead of
1152         GET_ENVIRONMENT.
1153         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1154         * config/frv/frv.c: Don't include <ctype.h>.
1155         * config/host-darwin.c: Don't include <sys/mman.h>.
1156         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1157         (MAP_FAILED): Don't define.
1158         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1159         * config/host-solaris.c: Don't include <sys/mman.h>.
1160         * config/i386/cygming.h: Don't include <stdio.h>.
1161         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1162         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1163         * config/iq2000/iq2000.c: Don't include <signal.h>.
1164         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1165         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1166         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1167         * config/microblaze/microblaze.c: Don't include <signal.h>.
1168         * config/mips/mips.c: Don't include <signal.h>.
1169         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1170         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1171         * defaults.h (GET_ENVIRONMENT): Don't define.
1172         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1173         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1174         (SIGCHLD, MAP_FAILED, kill): Don't define.
1175         (process_command): Use getenv instead of GET_ENVIRONMENT.
1176         * genhooks.c: Don't include <string.h>.
1177         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1178         <sys/types.h>.
1179         (MAP_FAILED): Don't define.
1180         * ggc-page.c Don't include <sys/mman.h>.
1181         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1182         * ggc-zone.c: Don't include <sys/mman.h>.
1183         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1184         * graph.c: Include "config.h" instead of <config.h>.
1185         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1186         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1187         (SIGCHLD, kill): Don't define.
1188         * mips-tfile.c: Don't include <signal.h>.
1189         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1190         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1191         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1192         <sys/times.h>.
1193         * sparseset.h: Don't include <assert.h>.
1194         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1195         * tlink.c: Don't include "libiberty.h".
1196         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1197         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1198         * tree-switch-conversion.c: Don't include <signal.h>.
1199         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1200
1201 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1202
1203         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1204         c_parser_objc_try_catch_finally_statement for consistency with the
1205         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1206         objc_begin_catch_clause() in that case.  Improved error recovery.
1207         Reorganized code to be almost identical to
1208         cp_parser_objc_try_catch_finally_statement.
1209
1210 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1211
1212         PR tree-optimization/46621
1213         * gimple.h: Don't include tm.h or hard-reg-set.h .
1214         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1215
1216         PR bootstrap/44756
1217         * cppbuiltin.c: Include target.h .
1218         (define_builtin_macros_for_type_sizes):
1219         Use targetm.float_words_big_endian.
1220
1221 2010-11-27  Jan Hubicka  <jh@suse.cz>
1222
1223         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1224         and output cold_text_section_label.
1225         (dwarf2out_init): Don't do that there.
1226         (dwarf2out_finish): Handle cold section end label only if cold
1227         section was used.
1228
1229 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1230
1231         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1232         VLA variables.
1233
1234 2010-11-27  Richard Guenther  <rguenther@suse.de>
1235
1236         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1237         (gimple_assign_ssa_name_copy_p): Likewise.
1238         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1239         (is_gimple_cast): Remove.
1240         (gimple_assign_single_p): Move ...
1241         * gimple.h (gimple_assign_single_p): ... here.
1242         (is_gimple_cast): Remove.
1243         (gimple_assign_rhs_code): Simplify.
1244         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1245         instead of is_gimple_cast.
1246         * ipa-type-escape.c (look_for_casts): Likewise.
1247
1248 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1249
1250         * doc/options.texi (Enum, EnumValue): Document new record types.
1251         (Enum): Document new option flag.
1252         * opt-functions.awk
1253         * optc-gen.awk: Handle enumerated option arguments.
1254         * opth-gen.awk: Handle enumerated option arguments.
1255         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1256         enum_value_to_arg): New.
1257         (decode_cmdline_option): Handle enumerated arguments.
1258         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1259         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1260         * opts.c (print_filtered_help, print_specific_help): Take
1261         lang_mask arguments.
1262         (print_filtered_help): Handle printing values of enumerated
1263         options.  Print possible arguments for enumerated options.
1264         (print_specific_help): Update call to print_filtered_help.
1265         (common_handle_option): Update calls to print_specific_help.  Use
1266         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1267         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1268         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1269         OPT_fira_region_ here.
1270         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1271         (struct cl_option): Add var_enum.
1272         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1273         struct cl_enum, cl_enums, cl_enums_count): New.
1274         (CL_ERR_ENUM_ARG): Define.
1275         (CL_ERR_NEGATIVE): Update value.
1276         (enum_value_to_arg): Declare.
1277         * common.opt (flag_ira_algorithm, flag_ira_region,
1278         flag_fp_contract_mode, flag_excess_precision_cmdline,
1279         default_visibility, flag_tls_default): Remove Variable entries.
1280         (help_enum_printed): New Variable.
1281         (fdiagnostics-show-location=): Use Enum.  Add associated
1282         SourceInclude, Enum and EnumValue entries.
1283         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1284         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1285         associated Enum and EnumValue entries.
1286
1287 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1288
1289         PR target/46623
1290         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1291         Use XALLOCAVEC.
1292         (microblaze_option_override): Don't use C++ style comments.
1293         (save_restore_insns): Remove unused variable base_offset.
1294         (microblaze_expand_prologue): Remove unused variable insn.
1295         (microblaze_secondary_reload): Adjust type to match target.h .
1296         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1297         (microblaze_expand_move): Likewise.
1298         * config/microblaze/microblaze.h (LARGE_INT):
1299         Avoid signed / unsigned comparisons.
1300         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1301         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1302         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1303
1304 2010-11-26  Michael Matz  <matz@suse.de>
1305
1306         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1307
1308         * passes.c (init_optimization_passes): Remove superfluous
1309         copy-prop pass.
1310
1311 2010-11-26  Richard Guenther  <rguenther@suse.de>
1312
1313         PR lto/46648
1314         * gimple.c (gtc_visit): Do not return true for members of an
1315         SCC still being processed but the current lattice value of
1316         the member.  Treat SCC members comparison state as lattice,
1317         starting at equal, eventually dropping to unequal.
1318         (gimple_types_compatible_p_1): Likewise.
1319
1320 2010-11-26  Richard Guenther  <rguenther@suse.de>
1321
1322         PR middle-end/46559
1323         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1324         for location list processing.
1325
1326 2010-11-26  Richard Guenther  <rguenther@suse.de>
1327
1328         PR lto/46560
1329         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1330         flags manually.
1331
1332 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1333
1334         * config/s390/s390.c (print_operand_address): Replace assert with
1335         error message.
1336         (print_operand): Replace assertions, gcc_unreachable and
1337         fatal_insn with error messages.
1338
1339 2010-11-26  Richard Guenther  <rguenther@suse.de>
1340
1341         PR tree-optimization/46665
1342         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1343
1344 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1345
1346         * config/arm/arm.c (arm_option_override): enable loop array
1347         prefetching at -O3 for suitable targets, and configure params.
1348         * config/arm/arm-protos.h (struct tune_params): Add fields for
1349         configuring loop array prefetching.
1350
1351 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1352
1353         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1354
1355 2010-11-26  Richard Guenther  <rguenther@suse.de>
1356
1357         PR tree-optimization/46664
1358         * tree-affine.c (aff_combination_to_tree): Add rest last.
1359
1360 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1361
1362         PR target/33637
1363         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
1364         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
1365         * configure: Regenerated.
1366         * exec-tool.in: Not quoting command, may have extra arguments.
1367
1368 2010-11-26  Richard Guenther  <rguenther@suse.de>
1369
1370         PR tree-optimization/46528
1371         PR debug/46338
1372         * profile.c (branch_prob): Do not split blocks based on locations
1373         from debug statements.
1374
1375 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
1376
1377         PR middle-end/46647
1378         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
1379         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
1380
1381         PR bootstrap/45700
1382         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
1383         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
1384         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
1385         build6_loc): Define.
1386         * fold-const.c (protected_set_expr_location_unshare): New inline.
1387         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
1388         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
1389         pedantic_omit_one_operand_loc, omit_two_operands_loc,
1390         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
1391         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
1392         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
1393         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
1394         instead of buildN followed by SET_EXPR_LOCATION or
1395         protected_set_expr_location.
1396         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
1397         Use buildN_stat_loc instead of buildN_stat followed by
1398         SET_EXPR_LOCATION.
1399
1400 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
1401
1402         * Makefile.in (s-tm-texi): Remove spurous tab.
1403
1404 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1405
1406         PR debug/46258
1407         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
1408         debug stmts.
1409
1410 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1411
1412         * toplev.c (finalize): Add no_backend parameter.  Don't finish
1413         passes when preprocessing only.  Adjust...
1414         (do_compile): ... caller.
1415
1416 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1417
1418         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
1419         flag_unsafe_math_optimizations.
1420         (negsf2): Likewise.
1421         Move fnegabs related patterns together.  Only use fmpynfadd instruction
1422         to negate a multiply if !flag_signed_zeros is true.
1423
1424 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
1425
1426         * gengtype-state.c (read_state_structures): Initialize "previous".
1427
1428 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
1429             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1430
1431         * gengtype-state.c: Add new file.
1432
1433         * gengtype.c (type count): New variable.
1434         (new_structure, find_param_structure, create_pointer)
1435         (create_array): Use it to set state_number in types.
1436         (dump_everything): Improve comment.
1437         (main): Call read_state and write_state. Print type_count.
1438
1439         * gengtype.h (type_lineloc): New function.
1440         (read_state, write_state): New declarations.
1441
1442         * Makefile.in (GENGTYPE_FLAGS): New variable.
1443         (s-gtype): Run gengtype twice and generate gtype.state.
1444         (build/gengtype-state.o): New rule.
1445         (build/gengtype$(build_exeext)): Link gengtype-state.o.
1446         (mostlyclean): Update comment.  Remove gtype.state.
1447
1448 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
1449
1450         PR middle-end/46637
1451         * combine.c (try_combine): When substing i2dest for i2src, pass
1452         1 as last argument even if
1453         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
1454
1455 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
1456
1457         PR middle-end/46647
1458         * builtins.c (target_char_cast): Check INTEGER_CST instead of
1459         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
1460
1461 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
1462
1463         * target.def (supports_split_stack, except_unwind_info): Take
1464         gcc_options parameters.
1465         * targhooks.c (default_except_unwind_info,
1466         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
1467         gcc_options parameters.
1468         * targhooks.h (default_except_unwind_info,
1469         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
1470         prototypes.
1471         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
1472         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
1473         Document that hooks must not be modified.
1474         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
1475         * doc/tm.texi: Regenerate.
1476         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
1477         &global_options to targetm.except_unwind_info.
1478         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
1479         dwarf2out_begin_prologue, dwarf2out_frame_init,
1480         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
1481         &global_options to targetm.except_unwind_info.
1482         * except.c (init_eh, finish_eh_generation,
1483         gate_convert_to_eh_region_ranges,
1484         output_one_function_exception_table): Pass &global_options to
1485         targetm.except_unwind_info.
1486         * expr.c (build_personality_function): Pass &global_options to
1487         targetm.except_unwind_info.
1488         * function.c (expand_function_end): Pass &global_options to
1489         targetm.except_unwind_info.
1490         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
1491         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
1492         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
1493         and targetm.supports_split_stack.  Remove assertions about opts
1494         and opts_set.
1495         (common_handle_option): Remove assertions about opts, opts_set and dc.
1496         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
1497         &global_options to targetm.except_unwind_info.
1498         * tree.c (build_common_builtin_nodes: Pass &global_options to
1499         targetm.except_unwind_info.
1500         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
1501         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
1502         thumb1_expand_prologue, thumb1_output_function_prologue,
1503         arm_unwind_emit, arm_output_fn_unwind): Update calls to
1504         arm_except_unwind_info.
1505         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
1506         parameter.
1507         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
1508         parameter.
1509         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
1510         ia64_reorg, ia64_asm_unwind_emit): Update calls to
1511         ia64_except_unwind_info.
1512         * config/pa/pa.c (pa_option_override): Pass &global_options to
1513         targetm.except_unwind_info.
1514         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
1515         Remove prototype.
1516
1517 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
1518
1519         * cgraphunit.c (process_function_and_variable_attributes):
1520         Mark dllexport-ed function/variables as needed.
1521         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
1522         as externally visible.
1523
1524 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1525
1526         PR rtl-optimization/46585
1527         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
1528         (vinsn_init): Skip computation of dependencies for local NOPs.
1529         (vinsn_delete): Don't try to free regsets for local NOPs.
1530         (setup_nop_and_exit_insns): Change definition of nop_pattern.
1531
1532 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1533
1534         PR rtl-optimization/46602
1535         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
1536         (tidy_control_flow): Here.
1537
1538 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
1539             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1540
1541         PR bootstrap/45888
1542         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
1543         Fix target.def pathname in timestamp comparison.
1544
1545 2010-11-24  Richard Henderson  <rth@redhat.com>
1546
1547         * config/ia64/predicates.md (pmpyshr_operand): New.
1548         * config/ia64/ia64.c (ia64_expand_unpack): New.
1549         (ia64_expand_widen_mul_v4hi): New.
1550         (ia64_expand_widen_sum): Update for pattern renames.
1551         (ia64_expand_dot_prod_v8qi): Likewise.
1552         * config/ia64/ia64-protos.h: Update.
1553         * config/ia64/vect.md (vecwider): New mode attribute.
1554         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
1555         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
1556         (pmpyshr2, pmpyshr2_u): New.
1557         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
1558         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
1559         (mulv2si3): New.
1560         (vec_pack_ssat_v4hi): Rename from pack2_sss.
1561         (vec_pack_usat_v4hi): Rename from *pack2_uss.
1562         (vec_pack_ssat_v2si): Rename from pack4_sss.
1563         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
1564         vec_select operation.
1565         (vec_interleave_highv8qi): Similarly.
1566         (mux1_alt): Rename from *mux1_alt.
1567         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
1568         (vec_interleave_lowv4hi): Rename from unpack2_l.
1569         (vec_interleave_highv4hi): Rename from unpack2_h.
1570         (mix2_r): Rename from *mix2_r.
1571         (mix2_l): Similarly.
1572         (vec_extract_evenodd_helper): New.
1573         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
1574         (vec_interleave_lowv2si): Rename from *unpack4_l.
1575         (vec_interleave_highv2si): Rename from *unpack4_h.
1576         (vec_extract_evenv2si, vec_extract_oddv2si): New.
1577         (vec_interleave_lowv2sf): Rename from fmix_r.
1578         (vec_interleave_highv2sf): Rename from *fmix_l.
1579         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
1580         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
1581         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
1582         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
1583
1584 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1585
1586         * targhooks.c (default_except_unwind_info): Remove
1587         MUST_USE_SJLJ_EXCEPTIONS case.
1588         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1589         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
1590         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1591         * doc/tm.texi: Regenerate.
1592         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
1593
1594 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1595
1596         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
1597         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
1598         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
1599         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
1600         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
1601
1602 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1603
1604         PR target/46519
1605         * config/i386/i386.c (ix86_expand_call): Don't check
1606         TREE_THIS_VOLATILE.
1607
1608 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1609
1610         PR target/46519
1611         * config/i386/i386.c (upper_128bits_state): New.
1612         (block_info_def): Remove upper_128bits_set and done.  Add state,
1613         referenced, count, processed and rescanned.
1614         (check_avx256_stores): Updated.
1615         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
1616         Call note_stores only if needed.  Set referenced and count.
1617         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
1618         (rescan_move_or_delete_vzeroupper): New.
1619         (move_or_delete_vzeroupper):  Process and rescan all all basic
1620         blocks instead of predecessor blocks of all exit points.
1621         (ix86_option_override_internal): Enable vzeroupper optimization
1622         only for -fexpensive-optimizations and not optimizing for size.
1623         (use_avx256_p): Removed.
1624         (init_cumulative_args): Don't set use_avx256_p.
1625         (ix86_function_arg): Likewise.
1626         (ix86_expand_move): Likewise.
1627         (ix86_expand_vector_move_misalign): Likewise.
1628         (ix86_local_alignment): Likewise.
1629         (ix86_minimum_alignment): Likewise.
1630         (ix86_expand_epilogue): Don't check use_avx256_p when generating
1631         vzeroupper.
1632         (ix86_expand_call): Likewise.
1633
1634         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
1635         and use_avx256_p.  Add rescan_vzeroupper_p.
1636
1637 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1638
1639         * toplev.c: Include <signal.h>.
1640
1641 2010-11-24  Richard Guenther  <rguenther@suse.de>
1642
1643         PR lto/43218
1644         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
1645         conflicting function signatures as non-inlineable.
1646
1647 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1648
1649         PR rtl-optimization/46614
1650         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
1651          (deps_analyze_insn): Mark JUMP_INSNs in
1652         last_pending_memory_flush that weren't added through
1653         flush_pending_lists with NON_FLUSH_JUMP_KIND.
1654         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
1655         on INSN_LIST instead of JUMP_P check on its operand.
1656         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
1657
1658 2010-11-24  Richard Guenther  <rguenther@suse.de>
1659
1660         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
1661
1662 2010-11-24  Richard Guenther  <rguenther@suse.de>
1663
1664         PR lto/46606
1665         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
1666         a FIELD_DECL that is type correct issue a warning and fixup
1667         with a VIEW_CONVERT_EXPR.
1668
1669 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
1670
1671         * doc/invoke.texi (Options for Debugging Your Program or GCC):
1672         Explain static numbering of dump files.
1673
1674 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1675
1676         * common.opt (user_vect_verbosity_level): New Variable entry.
1677         (ftree-vectorizer-verbose=): Mark as UInteger.
1678         * flag-types.h (enum vect_verbosity_levels): Move from enum
1679         verbosity_levels in tree-vectorizer.h.
1680         * opts.c: Don't include tree.h.
1681         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
1682         gcc_options parameter; take integer option argument.
1683         (common_handle_option): Update call to vect_set_verbosity_level.
1684         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
1685         (vect_set_verbosity_level): Move to opts.c.
1686         (vect_verbosity_level, vect_print_dump_info): Update for change of
1687         enum name.
1688         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
1689         (vect_print_dump_info): Update for change of enum name.
1690         * tree.h (vect_set_verbosity_level): Remove.
1691         * Makefile.in (opts.o): Update dependencies.
1692
1693 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1694
1695         PR middle-end/46629
1696         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
1697         instead of insn with any_condjump_p.
1698
1699 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
1700
1701         * config/mips/loongson.md: Change the description comment of the file
1702         and update the copyright years.
1703         (define_insn "<u>div<mode>3): Add loongson3a support.
1704         (define_insn "<u>mod<mode>3"): Likewise.
1705         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
1706         mul<mode>3_mul3_loongson.
1707         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
1708         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
1709
1710 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
1711
1712         * common.opt (initial_max_fld_align, flag_debug_asm,
1713         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
1714         flag_print_asm_name, graph_dump_format, help_printed,
1715         help_columns, flag_opts_finished): New Variable entries.
1716         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
1717         frandom-seed=): Mark deferred.
1718         (fsched-verbose=): Use UInteger and Var.
1719         * flags.h (set_struct_debug_option, flag_print_asm_name,
1720         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
1721         graph_dump_format): Don't declare here.
1722         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
1723         * opts-global.c: Include dbgcnt.h and debug.h.
1724         (decode_options): Pass location to finish_options.
1725         (handle_common_deferred_options): Check flag_dump_all_passed.
1726         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
1727         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
1728         OPT_fstack_limit.
1729         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
1730         (set_struct_debug_option): Add location_t parameter.  Update
1731         recursive call.  Use error_at.
1732         (default_options_optimization): Use error_at.
1733         (finish_options): Add location_t parameter.  Use
1734         opts->x_flag_opts_finished instead of first_time_p.  Use
1735         opts->x_optimize instead of optimize.  Use error_at.  Pass
1736         location to inform.
1737         (print_filtered_help): Use opts->x_help_printed to track what
1738         options have been printed.
1739         (print_specific_help): Use opts->x_help_columns to track number of
1740         columns.
1741         (common_handle_option): Pass locations and gcc_options pointers to
1742         more functions.  Use warning_at instead of fnotice and warning.
1743         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
1744         OPT_fdebug_prefix_map_.  Use error_at.  Set
1745         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
1746         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
1747         OPT_fsched_verbose_.
1748         (handle_param): Add location_r parameter.  Use error_at.
1749         (set_debug_level): Add location_r parameter.  Use error_at and
1750         warning_at.
1751         (setup_core_dumping): Add diagnostic_context parameter.
1752         (decode_d_option): Add gcc_options, location_t and
1753         diagnostic_context parameters and use them instead of global
1754         state.  Use warning_at.
1755         (enable_warning_as_error): Use error_at.
1756         * opts.h (finish_options): Update prototype.
1757         (set_struct_debug_option): Declare here.
1758         * rtl.h (fix_sched_param): Remove.
1759         * stor-layout.c (initial_max_fld_align): Remove.
1760         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
1761         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
1762         (process_options): Set maximum_field_alignment.
1763         * tree.h (initial_max_fld_align) Don't declare here.
1764         * Makefile.in (opts.o, opts-global.o): Update dependencies.
1765
1766 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
1767
1768         * flag-types.h (struct visibility_flags): Don't declare here.
1769         * flags.h (strip_off_ending, fast_math_flags_set_p,
1770         fast_math_flags_struct_set_p): Declare here.
1771         (visibility_options): Don't declare here.
1772         * opts-common.c (option_enabled, get_option_state): Move from
1773         opts.c.
1774         * opts-global.c: Include diagnostic.h instead of
1775         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
1776         and toplev.h.
1777         (const_char_p, ignored_options, in_fnames, num_in_fnames,
1778         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
1779         print_ignored_options, unknown_option_callback,
1780         post_handling_callback, lang_handle_option, add_input_filename,
1781         read_cmdline_options, initial_lang_mask, init_options_once,
1782         decode_cmdline_options_to_array_default_mask,
1783         set_default_handlers, decode_options): Move from opts.c.
1784         (print_ignored_options): Use warning_at instead of saving and
1785         restoring input_location.
1786         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
1787         instead of expr.h.  Don't include langhooks.h, except.h or
1788         lto-streamer.h.  Add more comments on includes.
1789         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
1790         toplev.c.
1791         (visibility_options): Move to c-family/c-common.c.
1792         (const_char_p, ignored_options, in_fnames, num_in_fnames,
1793         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
1794         print_ignored_options, unknown_option_callback,
1795         post_handling_callback, lang_handle_option, add_input_filename,
1796         read_cmdline_options, initial_lang_mask, init_options_once,
1797         decode_cmdline_options_to_array_default_mask,
1798         set_default_handlers, decode_options): Move to opts-global.c.
1799         (target_handle_option, default_options_optimization,
1800         finish_options, common_handle_option): Remove static.
1801         (option_enabled, get_option_state): Move to opts-common.c.
1802         * opts.h (common_handle_option, target_handle_option,
1803         finish_options, default_options_optimization): Declare.
1804         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
1805         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
1806         opts.c.
1807         * toplev.h (strip_off_ending, decode_d_option,
1808         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
1809         declare here.
1810         * Makefile.in (opts.o, opts-global.o): Update dependencies.
1811
1812 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
1813
1814         PR driver/42690
1815         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
1816         options, replace by call of pass-through-libs spec function to process
1817         link_gcc_c_sequence spec.
1818         (lto_libgcc_spec): Delete variable.
1819         (static_specs[]): Remove related entry.
1820         (static_spec_functions[]): Add new entry for pass-through-libs.
1821         (main): Don't generate deleted lto_libgcc_spec.
1822         (pass_through_libs_spec_func): New function to implement the new
1823         pass-through-libs spec function.
1824         * doc/invoke.texi (pass-through-libs): Document new spec function.
1825
1826 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
1827
1828         * doc/options.texi (Warning, Optimization): Document.
1829
1830 2010-11-23  Jan Hubicka  <jh@suse.cz>
1831
1832         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
1833         (tree_decl_with_vis): Add implicit_section_name_p.
1834         * targhooks.h (default_function_section): Declare.
1835         * target.def (function_section): New hook.
1836         * defaults.h (HOT_TEXT_SECTION_NAME,
1837         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
1838         * predict.c (choose_function_section): Remove.
1839         (estimate_bb_frequencies): Do not use choose_function_section.
1840         * coretypes.h (enum node_frequency): Move here from cgraph.h
1841         * cgraph.h (enum node_frequency): Remove.
1842         * varasm.c (initialize_cold_section_name, unlikely_text_section,
1843         unlikely_text_section_p): Remove.
1844         (named_subsection_entry): New structure.
1845         (get_text_section): New function.
1846         (default_function_section): New function.
1847         (function_section_1): Break out from ...; handle profile info.
1848         (function_section): ... here.
1849         (unlikely_text_section): Remove.
1850         (unlikely_text_section_p): Use function_section_1.
1851         (assemble_start_function): Do not initialize cold section.
1852         (default_section_type_flags): Do not special case cold subsection.
1853         (switch_to_section): Likewise.
1854         * output.h (get_text_section): Define.
1855         * config/i386/winnt.c: Do not special case cold section.
1856         * config/darwin-protos.h (darwin_function_section): Declare.
1857         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
1858         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
1859         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
1860         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
1861         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
1862         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
1863         * config/darwin.c (machopic_select_section): Use
1864         darwin_function_section.
1865         (darwin_function_section): New function.
1866         * config/darwin.h (HOT_TEXT_SECTION_NAME,
1867         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
1868         (TARGET_ASM_FUNCTION_SECTION): Define.
1869         * system.h (HOT_TEXT_SECTION_NAME,
1870         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
1871
1872 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
1873
1874         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
1875         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
1876
1877 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
1878
1879         PR middle-end/46499
1880         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
1881         following unconditional jumps.
1882
1883 2010-11-23  Richard Guenther  <rguenther@suse.de>
1884
1885         * doc/md.texi (386 constraints): Clarify A constraint documentation.
1886
1887 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
1888             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1889
1890         * gengtype.c (enum typekind, struct options)
1891         (struct nested_ptr_data, struct pair, NUM_PARAM)
1892         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
1893         Move to gengtype.h.
1894         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
1895         Remove static, add zero state_number.
1896         (typedefs, structures, param_structs, variables): Remove static.
1897         (create_option): Remove.
1898         (create_string_option, create_type_option, create_nested_option):
1899         New functions.
1900         (create_nested_ptr_option): Use create_nested_option.
1901         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
1902         new create*option functions.
1903         (process_gc_options): Adjust for discriminated option.
1904         (output_mangled_typename): Handle TYPE_NONE.
1905         (walk_type): Test option kinds.
1906         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
1907         (write_func_for_structure, write_type, write_local, write_root)
1908         (write_roots, note_def_vec, dump_options): Adjust for
1909         discriminated option.
1910
1911         * gengtype.h (typedefs, structures, param_structs, variables
1912         enum typekind): Move from gengtype.c
1913         (enum option_kind): New discriminating enumeration.
1914         (struct options): Becomes discriminated.
1915         (struct nested_ptr_data): Nove from gengtype.c
1916         (create_string_option, create_type_option, create_nested_option)
1917         (create_nested_ptr_option): New functions
1918         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
1919         (UNION_OR_STRUCT_P): Move from gengtype.c
1920
1921         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
1922         discriminated options.
1923
1924 2010-11-23  Richard Guenther  <rguenther@suse.de>
1925
1926         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
1927         twice.  Avoid re-allocating the ops vector all the time.
1928
1929 2010-11-23  Richard Guenther  <rguenther@suse.de>
1930
1931         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
1932         is_gimple_min_invariant, group tree code checks to allow
1933         combining them.
1934         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
1935         of is_gimple_reg.
1936
1937 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
1938
1939         * config.gcc (sparc*-*-*): Reorder.
1940
1941 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
1942
1943         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
1944         Remove ENABLE_CHECKING around DBGPRINTF.
1945
1946 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
1947
1948         * common.opt (exit_after_options, write_symbols, debug_info_level,
1949         use_gnu_debug_info_extensions): New Variable entries.
1950         (fprofile-dir=): Use Var.
1951         * flag-types.h (enum debug_info_level): Rename to enum
1952         debug_info_levels.
1953         * flags.h (write_symbols, debug_info_level,
1954         use_gnu_debug_info_extensions): Remove declarations.
1955         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
1956         (set_struct_debug_option): Make static variables const.
1957         (use_gnu_debug_info_extensions): Remove.
1958         (set_debug_level, print_filtered_help, print_specific_help,
1959         fast_math_flags_set_p): Take gcc_options parameters and use them
1960         in place of global variables.
1961         (print_filtered_help): Make new_help non-static.
1962         (print_specific_help): Update call to print_filtered_help.
1963         (common_handle_option): Update calls to print_specific_help.  Use
1964         gcc_options structure for more settings.  Make --help table
1965         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
1966         set_debug_level.
1967         * toplev.c (profile_data_prefix): Remove.
1968         * toplev.h (profile_data_prefix, exit_after_options): Remove
1969         declarations.
1970         (fast_math_flags_set_p): Update prototype.
1971         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
1972         Update call to fast_math_flags_set_p.
1973
1974 2010-11-22  Richard Henderson  <rth@redhat.com>
1975
1976         PR target/46434
1977         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
1978         return the address register extracted.
1979         (crx_decompose_address): Update the extracted address register.
1980
1981 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
1982
1983         PR driver/43335
1984         * gcc.c (main): Don't crash when lto-wrapper program is not found.
1985
1986 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
1987
1988         PR target/46608
1989         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
1990         * config/picochip/picochip-protos.h: Don't include "target.h" .
1991         (picochip_secondary_reload): Don't declare.
1992
1993         PR target/46613
1994         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
1995         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
1996         static.
1997
1998 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
1999
2000         PR bootstrap/46609
2001         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2002         (source_dot_c_frul): Likewise.
2003
2004 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2005
2006         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2007
2008 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2009
2010         PR bootstrap/44970
2011         * Makefile.in (fwprop.o) Add sparseset.h.
2012         * fwprop.c: Include sparseset.h
2013         (struct find_occurrence_data, find_occurrence_callback,
2014         find_occurrence): Remove.
2015         (active_defs, active_defs_check, register_active_defs,
2016         update_df_init, update_uses): New.
2017         (update_df): Rewrite.
2018         (try_fwprop_subst, forward_propagate_asm): Add calls to
2019         update_df_init and update_df.
2020         (fwprop_init): Allocate active_defs and active_defs_check.
2021         (fwprop_done): Free them.
2022         (fwprop, fwprop_addr): Adjust comments.
2023         * df.h (df_uses_create): Declare.
2024         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2025         (df_ref_create): Return result of df_ref_create_structure directly.
2026         (df_ref_create_structure): Call df_install_ref_incremental when
2027         no collection_rec is passed.
2028         (df_ref_record): Do not create multiword hard reg info when no
2029         collection_rec is passed.
2030         (df_uses_create): New.
2031
2032 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2033
2034         PR middle-end/43057
2035         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2036         setting location.
2037
2038 2010-11-22  Richard Guenther  <rguenther@suse.de>
2039
2040         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2041         MEM_REFs, preserve volatileness.
2042         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2043         addresses.
2044
2045 2010-11-22  Richard Guenther  <rguenther@suse.de>
2046
2047         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2048
2049 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2050
2051         PR rtl-optimization/45652
2052         * alias.c (get_reg_base_value): New.
2053         * rtl.h (get_reg_base_value): Add prototype.
2054         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2055         non-null REG_BASE_VALUE for renaming.
2056
2057 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2058             Basile Starynkevitch  <basile@starynkevitch.net>
2059
2060         * gengtype.c: Include xregex.h and obstack.h
2061         Added comments about role of get_output_file_with_visibility and
2062         our regexpr machinery.
2063         (frul_actionrout_t, struct file_rule_st): New.
2064         (hader_dot_h_frul, source_dot_c_frul): New functions.
2065         (NULL_REGEX,  NULL_FRULACT): New.
2066         (files_rules): New.
2067         (matching_file_name_substitute): New function.
2068         (get_output_file_with_visibility): Updated comments and rewritten
2069         to use the new files_rules machinery.
2070
2071         * Makefile.in (XREGEX_H): Added variable.
2072         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2073
2074 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2075
2076         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2077
2078 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2079
2080         * target.def (conditional_register_usage): Define.
2081         * reginfo.c (init_reg_sets_1): Call
2082         targetm.conditional_register_usage.
2083         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2084         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2085         for making it a hook.
2086         * doc/tm.texi: Regenerate.
2087         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2088         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2089         New function.
2090         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2091         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2092         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2093         New function.
2094         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2095         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2096         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2097         New function.
2098         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2099         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2100         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2101         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2102         (bfin_conditional_register_usage): ...here.  New function.
2103         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2104         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2105         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2106         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2107         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2108         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2109         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2110         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2111         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2112         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2113         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2114         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2115         New function.
2116         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2117         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2118         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2119         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2120         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2121         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2122         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2123         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2124         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2125         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2126         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2127         New function.
2128         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2129         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2130         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2131         Delete.
2132         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2133         static.
2134         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2135         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2136         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2137         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2138         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2139         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2140         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2141         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2142         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2143         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2144         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2145         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2146         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2147         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2148         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2149         ...here.  New function.
2150         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2151         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2152         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2153         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2154         New function.
2155         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2156         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2157         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2158         New function.
2159         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2160         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2161         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2162         Delete.
2163         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2164         static.
2165         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2166         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2167         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2168         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2169         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2170         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2171         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2172         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2173         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2174         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2175         * config/score/score.c (score_conditional_register_usage): ...here.
2176         New function.
2177         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2178         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2179         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2180         New function.
2181         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2182         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2183         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2184         New function.
2185         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2186         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2187         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2188         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2189         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2190         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2191         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2192         New function.
2193         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2194
2195 2010-11-21  Jan Hubicka  <jh@suse.cz>
2196             Dominique d'Humieres <dominiq@lps.ens.ft>
2197
2198         PR target/46510
2199         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2200         finalize external decls.
2201
2202 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2203
2204         * system.h (strerror): Poison.
2205
2206 2010-11-21  Richard Henderson  <rth@redhat.com>
2207
2208         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2209         for infq/huge_valq.
2210
2211 2010-11-21  Richard Henderson  <rth@redhat.com>
2212
2213         PR rtl-optimization/46571
2214         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2215         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2216
2217 2010-11-21  Paul Koning  <ni1d@arrl.net>
2218
2219         * config/mips/pdp11.md (negsi2): Fix wrong code.
2220
2221 2010-11-21  Paul Koning  <ni1d@arrl.net>
2222
2223         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2224         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2225
2226 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2227
2228         * config/mips/mips.c (machine_function): Rename load_label_length to
2229         load_label_num_insns.
2230         (mips_load_label_length): Rename to...
2231         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2232         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2233
2234 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2235
2236         PR target/46533
2237         * config/alpha/predicates.md (direct_call_operand): Return false
2238         for !TARGET_SMALL_TEXT targets.
2239
2240 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2241
2242         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2243         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2244         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2245         * doc/tm.texi: Regenerate.
2246         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2247         HANDLE_PRAGMA_WEAK): Poison.
2248         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2249         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2250         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2251         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2252         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2253         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2254         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2255         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2256         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2257         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2258         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2259         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2260         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2261         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2262         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2263         (HANDLE_PRAGMA_WEAK): Don't undefine.
2264         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2265         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2266         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2267         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2268         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2269         (HANDLE_PRAGMA_WEAK): Don't undefine.
2270         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2271         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2272         (HANDLE_PRAGMA_PACK): Don't undefine.
2273         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2274         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2275         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2276         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2277         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2278         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2279         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2280         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2281         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2282         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2283         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2284         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2285         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2286         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2287         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2288         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2289         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2290
2291 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2292
2293         PR target/31100
2294         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2295         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2296         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2297
2298 2010-11-20  Jan Hubicka  <jh@suse.cz>
2299
2300         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2301         (dump_cgraph_node): Dump resolution.
2302         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2303         (cgraph_comdat_can_be_unshared_p): Dclare.
2304         * lto-streamer-out.c (produce_symtab): Use
2305         cgraph_comdat_can_be_unshared_p.
2306         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2307         (cgraph_comdat_can_be_unshared_p): New function based on logic
2308         in cgraph_externally_visible_p.
2309         (cgraph_externally_visible_p): Use it.
2310         (varpool_externally_visible_p): Virtual tables can be unshared.
2311         * varpool.c (dump_varpool_node): Dump resolution.
2312
2313 2010-11-20  Jan Hubicka  <jh@suse.cz>
2314
2315         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2316
2317 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2318
2319         PR other/46202
2320         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2321         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2322         shell quoting.
2323         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2324         (install-strip): New target.
2325         (STRIPPROG): New variable, exported if STRIP is set.
2326         * doc/install.texi (Final install): Minor markup and code style
2327         fixes.  Document install-strip target.
2328
2329 2010-11-20  Paul Koning  <ni1d@arrl.net>
2330
2331         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2332         pdp11_regno_reg_class): New functions.
2333         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2334         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2335         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2336         functions.
2337         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2338         frame pointer and argument pointer pseudo-registers.
2339         (ARG_POINTER_REGNUM): Define.
2340         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2341         argument pointer.
2342         (FIRST_PARM_OFFSET): Update for argument pointer.
2343         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2344         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2345         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2346         frame pointer and argument pointer.
2347
2348 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2349
2350         PR debug/46561
2351         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2352         when looking for immediate uses.
2353
2354         PR tree-optimization/45830
2355         * stmt.c (expand_switch_using_bit_tests_p): New function.
2356         (expand_case): Use it.
2357         * tree.h (expand_switch_using_bit_tests_p): New prototype.
2358         * tree-switch-conversion.c (struct switch_conv_info): Add
2359         bit_test_uniq, bit_test_count and bit_test_bb fields.
2360         (check_range): Fix a comment.
2361         (check_process_case): Compute bit_test_uniq and bit_test_count.
2362         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
2363         allocation.
2364         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
2365         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
2366         (array_value_type): New function.
2367         (build_one_array): Use it, if it returned different type,
2368         fold_convert all constructor fields and convert back to the
2369         wider type in the generated code.
2370         (process_switch): Initialize bit_test_uniq, bit_test_count and
2371         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
2372         returned true.
2373
2374 2010-11-19  Michael Matz  <matz@suse.de>
2375
2376         PR tree-optimization/46077
2377         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
2378
2379 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
2380
2381         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2382         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
2383         function.
2384         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2385
2386 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2387
2388         * mode-switching.c (optimize_mode_switching): Use
2389         FOR_BB_INSNS instead of open-coded loop.
2390         * cfgrtl.c (redirect_branch_edge): Ditto.
2391
2392 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
2393
2394         PR target/46436
2395         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
2396         to accomodate 32 bit HOST_WIDE_INT.
2397         (m68hc11_emit_logical): Remove unused variable insn.
2398         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
2399         this_insn_uses_iy before use.
2400
2401         PR target/46434
2402         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
2403
2404 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2405
2406         PR c/46547
2407         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
2408         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
2409
2410 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2411
2412         * doc/extend.texi (Function attributes): Document PowerPC target
2413         attributes that are supported.
2414         (Pragmas): Document that PowerPC now supports target pragmas.
2415
2416         * doc/options.texi (TargetVariable): Document TargetVariable,
2417         HeaderInclude, and SourceInclude.
2418
2419         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
2420         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
2421         -ffp-contract=off.
2422
2423         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
2424         SourceInclude directives.  Fix a cut+paste error with target save
2425         enum variables.  Sort enums in the structures after ints and
2426         before shorts.
2427         * opth-gen.awk: Ditto.
2428
2429         * configure.ac: Add support for HeaderInclude and SourceInclude option
2430         directives to add the appropriate files to the dependency lists.
2431         * configure: Regenerate.
2432         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
2433         (OPTIONS_C_EXTRA): New variable for SourceInclude.
2434         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
2435         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
2436         (gcc-options.o): Ditto.
2437         * opt-include.awk: New awk script to handle HeaderInclude and
2438         TargetInclude.
2439
2440         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
2441         gets saved in the target options.
2442         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
2443         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2444         (-mprototype): Ditto.
2445         (-mbit-word): ditto.
2446         (-mregnames): Ditto.
2447         (-msecure-plt): Ditto.
2448         (-mbss-plt): Ditto.
2449         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
2450         (-mpowerpc-gfxopt): Ditto.
2451         (-mmfcrf): Ditto.
2452         (-mpopcntb): Ditto.
2453         (-mfprnd): Ditto.
2454         (-mcmpb): Ditto.
2455         (-mmmfpgpr): Ditto.
2456         (-maltivec): Ditto.
2457         (-mhard-dfp): Ditto.
2458         (-mmulhw): Ditto.
2459         (-mdlmzb): Ditto.
2460         (-mmultiple): Ditto.
2461         (-mstring): Ditto.
2462         (-mpopcntd): Ditto.
2463         (-mfriz): Ditto.
2464         (-mvsx): Ditto.
2465         (-mno-update): Ditto.
2466         (-mavoid-indexed-addresses): Ditto.
2467         (-mtls-markers): Ditto.
2468         (-msched-epilog): Ditto.
2469         (-msched-prolog): Ditto.
2470         (-maix-struct-return): Ditto.
2471         (-msvr4-struct-return): Ditto.
2472         (-mxl-compat): Ditto.
2473         (-mrecip-precision): Ditto.
2474         (-mfp-in-toc): Ditto.
2475         (-msum-in-toc): Ditto.
2476         (-mvrsave): Ditto.
2477         (-mblock-move-inline-limit=): Ditto.
2478         (-misel): Ditto.
2479         (-mpaired): Ditto.
2480         (-mlongcall): Ditto.
2481         (-mgen-cell-microcode): Ditto.
2482         (-mwarn-cell-microcode): Ditto.
2483         (-mwarn-altivec-long): Ditto.
2484         (-mprioritize-restricted-insns=): Ditto.
2485         (-msingle-float): Ditto.
2486         (-mdouble-float): Ditto.
2487         (-msimple-fpu): Ditto.
2488         (-mxilinx-fpu): Ditto.
2489         * config/rs6000/aix64.opt (-mpe): Ditto.
2490
2491         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
2492         (rs6000_cpu): Move variable to be a target variable.  Rename
2493         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
2494         -mdebug=<xxx> variables into a single int.
2495         (rs6000_always_hint): Ditto.
2496         (rs6000_sched_groups): Ditto.
2497         (rs6000_align_branch_targets): Ditto.
2498         (rs6000_sched_costly_dep): Ditto.
2499         (rs6000_sched_insert_nops): Ditto.
2500         (rs6000_long_double_type_size): Ditto.
2501         (rs6000_ieeequad): Ditto.
2502         (rs6000_altivec_abi): Ditto.
2503         (rs6000_spe): Ditto.
2504         (rs6000_spe_abi): Ditto.
2505         (rs6000_float_gprs): Ditto.
2506         (rs6000_darwin64_abi): Ditto.
2507         (can_override_loop_align): Ditto.
2508         (rs6000_sdata): Ditto.
2509         (rs6000_tls_size): Ditto.
2510         (rs6000_current_abi): Ditto.
2511         (rs6000_traceback): Ditto.
2512         (rs6000_alignment_flags): Ditto.
2513         (rs6000_current_cmodel): Ditto.
2514         (rs6000_recip_control): Ditto.
2515         (rs6000_cpu_index): Ditto.
2516         (rs6000_tune_index): Ditto.
2517         (rs6000_debug): Ditto.
2518         (rs6000_target_flags_explict): Ditto.
2519
2520         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
2521         declaration.
2522
2523         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
2524         cmodel.  Change all uses.
2525
2526         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
2527         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
2528         Rename cmodel to rs6000_current_cmodel.
2529         (rs6000_sched_groups): Ditto.
2530         (rs6000_align_branch_targets): Ditto.
2531         (rs6000_sched_costly_dep): Ditto.
2532         (rs6000_sched_insert_nops): Ditto.
2533         (rs6000_long_double_type_size): Ditto.
2534         (rs6000_ieeequad): Ditto.
2535         (rs6000_altivec_abi): Ditto.
2536         (rs6000_spe): Ditto.
2537         (rs6000_spe_abi): Ditto.
2538         (rs6000_float_gprs): Ditto.
2539         (rs6000_darwin64_abi): Ditto.
2540         (can_override_loop_align): Ditto.
2541         (rs6000_sdata): Ditto.
2542         (rs6000_tls_size): Ditto.
2543         (rs6000_current_abi): Ditto.
2544         (rs6000_traceback): Ditto.
2545         (rs6000_alignment_flags): Ditto.
2546         (rs6000_current_cmodel): Ditto.
2547         (rs6000_recip_control): Ditto.
2548         (rs6000_cpu_index): Ditto.
2549         (rs6000_tune_index): Ditto.
2550         (rs6000_debug): Ditto.
2551         (rs6000_target_flags_explict): Ditto.
2552         (rs6000_sched_insert_nops_str): Make static.
2553         (rs6000_sched_costly_dep_str): Ditto.
2554         (rs6000_recip_name): Ditto.
2555         (rs6000_abi_name): Ditto.
2556         (rs6000_sdata_name): Ditto.
2557         (enum rs6000_traceback_name): Move to rs6000-opts.h.
2558         (rs6000_parse_tls_size_option): Delete.
2559         (rs6000_valid_attribute_p): New function for target attributes and
2560         pragmas.
2561         (rs6000_function_specific_save): Ditto.
2562         (rs6000_function_specific_restore): Ditto.
2563         (rs6000_function_specific_print): Ditto.
2564         (rs6000_can_inline_p): Ditto.
2565         (rs6000_set_current_function): Ditto.
2566         (rs6000_inner_target_options): Ditto.
2567         (rs6000_debug_target_options): Ditto.
2568         (rs6000_pragma_target_parse): Ditto.
2569         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
2570         attributes and pragmas.
2571         (TARGET_OPTION_SAVE): Ditto.
2572         (TARGET_OPTION_RESTORE): Ditto.
2573         (TARGET_OPTION_PRINT): Ditto.
2574         (TARGET_CAN_INLINE_P): Ditto.
2575         (TARGET_SET_CURRENT_FUNCTION): Ditto.
2576         (POWER_MASKS): Move to file level scope from the
2577         rs6000_option_override_internal function.
2578         (POWERPC_MASKS): Ditto.
2579         (ISA_*_MASKS): Ditto.
2580         (struct rs6000_ptt): Ditto.
2581         (processor_target_table): Ditto.
2582         (rs6000_cpu_name_lookup): Map cpu name to an index in
2583         processor_target_table.
2584         (rs6000_debug_reg_global): Print more information on processor
2585         options for -mdebug=reg.
2586         (rs6000_init_hard_regno_mode_ok): Add support for target
2587         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
2588         Allow -mdebug=val1,val2.  Rename cmodel variable.
2589         (rs6000_option_override_internal): Ditto.
2590         (rs6000_option_override): Ditto.
2591         (rs6000_handle_option): Ditto.
2592         (rs6000_conditional_register_usage): Add debug trace message.
2593         (struct rs6000_opt_mask): New for target attribute/pragma support.
2594         (rs6000_opt_masks): Ditto.
2595         (struct rs6000_opt_var): Ditto.
2596         (rs6000_opt_vars): Ditto.
2597         (rs6000_previous_function): Ditto.
2598
2599         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
2600         wasn't already included.
2601         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
2602         (enum processor_type): Ditto.
2603         (rs6000_cpu): Ditto.
2604         (enum fpu_type_t): Ditto.
2605         (fpu_type): Ditto.
2606         (enum rs6000_dependence_cost): Ditto.
2607         (enum rs6000_nop_insertion): Ditto.
2608         (enum group_termination): Ditto.
2609         (rs6000_long_double_type_size): Ditto.
2610         (rs6000_ieeequad): Ditto.
2611         (rs6000_altivec_abi): Ditto.
2612         (rs6000_spe_abi): Ditto.
2613         (rs6000_spe): Ditto.
2614         (rs6000_float_gprs): Ditto.
2615         (rs6000_alignment_flags): Ditto.
2616         (rs6000_sched_insert_nops): Ditto.
2617         (enum rs6000_vector): Ditto.
2618         (enum rs6000_abi): Ditto.
2619         (rs6000_current_opt): Ditto.
2620         (rs6000_debug_*): Delete.
2621         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
2622         (TARGET_DEBUG*): Ditto.
2623
2624         * config/rs6000/rs6000-opts.h: New header file to define the enums
2625         that are used in target variables that are now defined in rs6000.opt.
2626
2627         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
2628         rs6000-opts.h.
2629         (rs6000_sdata): Ditto.
2630         (rs6000_abi_name): Delete.
2631         (rs6000_sdata_name): Ditto.
2632         (rs6000_tls_size_string): Ditto.
2633
2634 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2635
2636         * common.opt (debug_struct_ordinary, debug_struct_generic): New
2637         Variable entries.
2638         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
2639         should_emit_struct_debug): Move from opts.c.
2640         * flag-types.h (enum debug_struct_file): Move from opts.c.
2641         * flags.h (should_emit_struct_debug): Remove.
2642         (base_of_path): Declare.
2643         (set_struct_debug_option): Add gcc_options parameter.
2644         * optc-gen.awk, opth-gen.awk: Handle array variables.
2645         * opts.c (enum debug_struct_file, debug_struct_ordinary,
2646         debug_struct_generic): Remove.
2647         (set_struct_debug_option): Add gcc_options parameter.
2648         (base_of_path): Remove static.
2649         (main_input_basename, main_input_baselength, matches_main_base,
2650         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
2651         Remove.
2652         * toplev.c (main_input_basename, main_input_baselength): Define
2653         here.
2654         * toplev.h (main_input_basename, main_input_baselength): Declare
2655         here.
2656
2657 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2658
2659         * common.opt (flag_instrument_functions_exclude_functions,
2660         flag_instrument_functions_exclude_files): New Variable definitions.
2661         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
2662         * gimplify.c (char_p): Declare type and vectors.
2663         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
2664         * opts.c (flag_instrument_functions_exclude_functions,
2665         flag_instrument_functions_exclude_files): Remove.
2666         (add_comma_separated_to_vector): Take void **.
2667         (flag_instrument_functions_exclude_p): Move to gimplify.c.
2668         (common_handle_option): Use options structure for
2669         -finstrument-functions-exclude- options.
2670
2671 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2672
2673         * doc/options.texi (Var): Document effects of Defer.
2674         (Defer): Document.
2675         * opt-functions.awk (var_type, var_set): Handle deferred options.
2676         * opts-common.c (set_option): Handle CLVC_DEFER.
2677         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
2678         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
2679         fstack-limit-symbol=): Mark as deferred.
2680         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
2681         plugin.h.
2682         (print_filtered_help): Don't report state of CLVC_DEFER options.
2683         (common_handle_option): Move code for OPT_fcall_used_,
2684         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
2685         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
2686         OPT_fstack_limit_symbol_ to opts-global.c.
2687         (option_enabled, get_option_state): Handle CLVC_DEFER.
2688         * opts.h: Include vec.h.
2689         (enum cl_var_type): Add CLVC_DEFER.
2690         (cl_deferred_option): Define type and vectors.
2691         (handle_common_deferred_options): Declare.
2692         * opts-global.c: New.
2693         * toplev.c (toplev_main): Call handle_common_deferred_options
2694         * Makefile.in (OPTS_H): Include $(VEC_H).
2695         (OBJS-common): Include opts-global.o.
2696         (opts.o): Update dependencies.
2697         (opts-global.o): Add dependencies.
2698
2699 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
2700
2701         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
2702         to objc_declare_protocols.
2703
2704 2010-11-19  Richard Guenther  <rguenther@suse.de>
2705
2706         PR lto/45789
2707         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
2708         IDENTIFIERs do not stream TREE_TYPE.
2709         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
2710
2711 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
2712
2713         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
2714
2715 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
2716
2717         PR target/45870
2718         * dwarf2out.c (const_ok_for_output_1): Don't complain about
2719         non-delegitimized TLS UNSPECs.
2720
2721 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
2722             Ian Lance Taylor  <iant@google.com>
2723
2724         * config/darwin-c.c (darwin_additional_format_types): Export.
2725
2726 2010-11-18  Paul Koning  <ni1d@arrl.net>
2727
2728         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
2729         pointer.
2730
2731 2010-11-18  Paul Koning  <ni1d@arrl.net>
2732
2733         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
2734         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
2735         * config/pdp11/pdp11.opt (-mabshi): Delete.
2736
2737 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
2738
2739         * resource.h (struct resources): Fix typo in the comment.
2740
2741 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2742
2743         PR target/46546
2744         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
2745
2746 2010-11-18  Richard Henderson  <rth@redhat.com>
2747
2748         PR middle-end/46515
2749         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
2750         maybe_copy_epilogue_insn; handle prologue insns as well.
2751         * rtl.h, cfglayout.c: Update for rename.
2752         * recog.c (peep2_attempt): Copy prologue/epilogue data for
2753         RTX_FRAME_RELATED_P insns.
2754
2755 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
2756
2757         PR middle-end/46534
2758         * builtins.c (fold_builtin_printf): Don't copy and modify string
2759         before build_string_literal, instead modify what
2760         build_string_literal returned.
2761
2762 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
2763
2764         PR c/33193
2765         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
2766         REALPART_EXPR and IMAGPART_EXPR.
2767
2768 2010-11-18  Richard Guenther  <rguenther@suse.de>
2769
2770         PR tree-optimization/46172
2771         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
2772         function.
2773         (slpeel_tree_peel_loop_to_edge): Call it.
2774
2775 2010-11-18  Jeff Law  <law@redhat.com>
2776
2777         PR middle-end-optimization/46297
2778         * postreload.c (reload_combine_note_store): Deal with embedded
2779         side effects in MEM expressions.
2780
2781 2010-11-18  Richard Guenther  <rguenther@suse.de>
2782
2783         PR lto/45089
2784         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
2785         when checking is not enabled.
2786
2787 2010-11-18  Richard Guenther  <rguenther@suse.de>
2788
2789         PR lto/46525
2790         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
2791         type leaders.
2792         (gimple_register_canonical_type): Also cache the canoncial type
2793         for non type leaders.
2794
2795 2010-11-18  Richard Guenther  <rguenther@suse.de>
2796
2797         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
2798
2799 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
2800
2801         PR middle-end/46518
2802         * sel-sched-ir.c (init_expr): Use the correct type for
2803         target_available.
2804         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
2805
2806 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
2807
2808         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
2809         as well as -mrelocatable at the same time.
2810
2811 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
2812
2813         PR target/46422
2814         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
2815         Call the clz builtin.
2816
2817 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
2818             Steve Ellcey  <sje@cup.hp.com>
2819
2820         PR middle-end/31490
2821         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2822         if section attribute used.
2823
2824 2010-11-17  Jan Hubicka  <jh@suse.cz>
2825
2826         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
2827         expand errno setting variant when optimizing for size.
2828
2829 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
2830
2831         * postreload.c (reload_combine): Call control_flow_insn_p only once.
2832         Reverse backward loop.  Fix formatting issues.
2833
2834 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
2835
2836         * c-parser.c (c_token_is_qualifier,
2837         c_parser_next_token_is_qualifier): New.
2838         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
2839         Improve error message on specs->tagdef_seen_p.
2840         (c_parser_struct_or_union_specifier): Improve error recovery.
2841         (c_parser_declspecs): Move exit condition on C_ID_ID early.
2842         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
2843         using c_parser_next_token_is_qualifier; extend it to cover
2844         a ctsk_tagdef typespec and !typespec_ok in general.
2845
2846 2010-11-17  Richard Guenther  <rguenther@suse.de>
2847
2848         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
2849         (gimple_mod_pow2_value_transform): Likewise.
2850         (gimple_mod_subtract_transform): Likewise.
2851
2852 2010-11-17  Richard Guenther  <rguenther@suse.de>
2853
2854         PR lto/46504
2855         * gimple.c (gimple_register_canonical_type): Make sure to only
2856         make type leaders canonical types.
2857
2858 2010-11-17  Michael Matz  <matz@suse.de>
2859
2860         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
2861         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
2862         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
2863         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
2864         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
2865         (pass_build_ssa): ... but here.
2866         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
2867         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
2868         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
2869         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
2870         * predict.c (rebuild_frequencies): Ditto.
2871         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
2872         * emit-rtl.c (verify_rtl_sharing): Ditto.
2873         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
2874         * tree-ssa-live.c (remove_unused_locals): Ditto.
2875         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
2876         * tree-ssa.c (pass_early_warn_uninitialized,
2877         execute_update_addresses_taken, pass_update_address_taken): Ditto.
2878         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2879         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
2880         * passes.c (pass_postreload, execute_todo): Ditto.
2881         * tree-ssanames.c (pass_release_ssa_names): Ditto.
2882
2883 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
2884
2885         * doc/invoke.texi (-dy): Remove.
2886         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
2887         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
2888         * langhooks.c (lhd_do_nothing_i): Remove.
2889         * langhooks.h (lang_hooks.parse_file): Take no arguments.
2890         * toplev.c (set_yydebug): Remove.
2891         (compile_file): Update call to lang_hooks.parse_file.
2892         (decode_d_option): Don't handle -dy.
2893
2894 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
2895
2896         PR rtl-optimization/46440
2897         * combine.c (update_cfg_for_uncondjump): When changing
2898         an indirect jump into unconditional jump, remove BARRIERs
2899         from bb's footer.
2900
2901 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
2902
2903         * opts.c (target_handle_option): Do not assert that loc ==
2904         UNKNOWN_LOCATION.
2905
2906 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
2907             Richard Guenther  <rguenther@suse.de>
2908
2909         PR middle-end/45838
2910         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
2911         call_may_clobber_ref_p_1): Return true for __sync_* and some
2912         OpenMP builtins that act as threading barriers.
2913
2914 2010-11-17  Richard Guenther  <rguenther@suse.de>
2915
2916         PR tree-optimization/46498
2917         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
2918
2919 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
2920
2921         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
2922         (xtensa_function_arg_boundary): ...this.
2923         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
2924         thinko in declaration.
2925         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
2926         number of parameters to picochip_function_arg_boundary.
2927         (picochip_arg_advance): Likewise.
2928
2929 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
2930
2931         PR target/46512
2932         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
2933         under check for type.
2934
2935 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
2936
2937         * ifcvt.c (dead_or_predicable): Fix typo.
2938
2939 2010-11-16  Richard Henderson  <rth@redhat.com>
2940
2941         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
2942         * config/s390/s390.opt (mfused-madd): Remove.
2943         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
2944         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
2945         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
2946         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
2947
2948 2010-11-16  Richard Henderson  <rth@redhat.com>
2949
2950         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
2951         * config/rs6000/rs6000.opt (mfused-madd): Remove.
2952         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
2953         (*altivec_vmaddfp_1): Remove.
2954         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
2955         (altivec_mulv4sf3): Expand to FMA directly.
2956         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
2957         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
2958         * config/rs6000/paired.md (paired_madds0): Use FMA.
2959         (paired_madds1): Likewise.
2960         (*paired_madd): Rename from paired_madd; use FMA.
2961         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
2962         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
2963         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
2964         (bdesc_3arg): Update CODE_FOR_* for pattern renames.
2965         (rs6000_emit_madd): Use fma_optab.
2966         (rs6000_emit_msub): Use fms_optab.
2967         (rs6000_emit_nmsub): Expand the FMA pattern directly.
2968         * config/rs6000/rs6000.md (FMA_F): New mode iterator.
2969         (*fmasf4_fpr): Rename from fmasf4_fpr.
2970         (*nfmasf4_fpr): Rename from *fnmasf4_fpr.
2971         (*nfmssf4_fpr): Rename from *fnmssf4_fpr.
2972         (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove.
2973         (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove.
2974         (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove.
2975         (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove.
2976         (*fmadf4_fpr): Rename from fmadf4_fpr.
2977         (*nfmadf4_fpr): Rename from *fnmadf4_fpr.
2978         (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr.
2979         (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove.
2980         (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove.
2981         (fmasf4, fmadf4): Macroize into...
2982         (fma<FMA_F>4): ... here.
2983         (fms<FMA_F>4, fnma<FMA_F>4, fnms<FMA_F>4): New.
2984         (nfma<FMA_F>4, nfms<FMA_F>4): New.
2985         * config/rs6000/vector.md (mul<VEC_F>3): Do not depend on
2986         TARGET_FUSED_MADD.
2987         * config/rs6000/vsx.md (vsx_fmadd<VSX_B>4): Remove.
2988         (*vsx_fmadd<mode>4_1): Remove.
2989         (vsx_fmsub<mode>4, *vsx_fmsub<mode>4_1): Remove.
2990         (vsx_fnmadd<mode>4_1, vsx_fnmadd<mode>4_2): Remove.
2991         (vsx_fnmsub<mode>4_1, vsx_fnmsub<mode>4_2): Remove.
2992         (*vsx_fma<mode>4): Rename from vsx_fmadd<mode>4_2.
2993         (*vsx_fms<mode>4): Rename from vsx_fmsub<mode>4_2.
2994         (*vsx_nfma<mode>4): Rename from vsx_fnmadd<mode>4.
2995         (*vsx_nfms<mode>4): Rename from vsx_fnmsub<mode>4.
2996
2997 2010-11-16  Richard Henderson  <rth@redhat.com>
2998
2999         * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
3000         (fmasf4, fnmadf4, fnmasf4): Likewise.
3001         (unnamed plus+mult insns and splitters): Delete.
3002
3003 2010-11-16  Richard Henderson  <rth@redhat.com>
3004
3005         * config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
3006         (fnma<VSF>4): Rename from fnms_<VSF>.
3007         (fms<VSF>4): Rename from fms_<VSF>.
3008         (fma<VDF>4): Rename from fma_<VDF>.
3009         (fms<VDF>4): Rename from fms_<VDF>.
3010         (nfma<VDF>4): Rename from fnma_<VDF>.
3011         (nfms<VDF>4): Rename from fnms_<VDF>.
3012         (fnma<VDF>4, fnms<VDF>4): New expanders.
3013         (floatunsdisf2): Update for the renames.
3014         (*div<VSF>3_fast, *div<VSF>3_adjusted): Likewise.
3015         * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames.
3016
3017 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3018
3019         PR rtl-optimization/46490
3020         * combine.c (expand_compound_operation): Fix thinko.
3021
3022 2010-11-16  Richard Henderson  <rth@redhat.com>
3023
3024         PR target/46470
3025         * recog.c (peep2_attempt): Convert frame-related info when possible.
3026         (peep2_fill_buffer): Allow frame-related insns into the buffer.
3027         (peephole2_optimize): Allow peep2_attempt to fail.
3028
3029 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3030
3031         PR rtl-optimization/46315
3032         * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare.
3033         * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function
3034         extracted from...
3035         * dce.c (delete_corresponding_reg_eq_notes): ...here.  Rename into...
3036         (remove_reg_equal_equiv_notes_for_defs): ...this.
3037         (delete_unmarked_insns): Adjust to above renaming.
3038         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes
3039         referring to registers set in the insns being moved, if any.
3040
3041         * df-core.c (df_ref_dump): New function extracted from...
3042         (df_refs_chain_dump): ...here.  Call it.
3043         (df_regs_chain_dump): Likewise.
3044         * df-problems.c (df_chain_dump): Print 'e' for uses in notes.
3045         * df-scan.c (df_scan_start_dump): Likewise.  Fix long line.
3046
3047 2010-11-16  Andreas Schwab  <schwab@linux-m68k.org>
3048
3049         PR rtl-optimization/46395
3050         * postreload.c (reload_combine): Invalidate register use
3051         information on all control flow insns.
3052
3053         * config/m68k/m68k.c (m68k_delegitimize_address): Also expect
3054         LABEL_REF in UNSPEC operand.
3055
3056 2010-11-16  Jan Hubicka  <jh@suse.cz>
3057
3058         * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...;
3059         when !flag_toplevel_reorder do not remove unless variable is
3060         COMDAT or ARTIFICIAL.
3061         * ipa.c (varpool_can_remove_if_no_refs): ... here.
3062         (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay.
3063         * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too.
3064         * varpool.c (decide_is_variable_needed): Do not handle visibility
3065         issues.
3066         (varpool_finalize_decl): Likewise.
3067         (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node;
3068         update outdated comment on DECL_RTL_SET_P check.
3069
3070 2010-11-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3071
3072         * config/sol2.h (NM_FLAGS): Define.
3073         * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document.
3074         * doc/tm.texi: Update.
3075
3076 2010-11-16  Nick Clifton  <nickc@redhat.com>
3077
3078         * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code.
3079         (msubsf4): Rename to fmssf4, and use fma.
3080         (nmaddsf4): Rename to fnmasf4 and use fma.
3081         (nmsubsf4): Rename to fnmssf4 and use fma.
3082
3083 2010-11-16  Joern Rennecke  <amylaar@spamcop.net>
3084
3085         PR target/44762
3086         * config/score/score3.c (score3_return_in_memory): Constify arguments.
3087         (score3_in_small_data_p, score3_function_value): Likewise.
3088         (score3_trampoline_init): Use LCT_NORMAL.
3089         (score3_print_operand): Initialize code as UNKNOWN.
3090         * config/score/predicates.md (score_load_multiple_operation):
3091         Remove unused variable.
3092         (score_store_multiple_operation): Likewise.
3093         * config/score/score7.c (score7_return_in_memory): Constify arguments.
3094         (score7_in_small_data_p, score7_function_value): Likewise.
3095         (score7_trampoline_init): Use LCT_NORMAL.
3096         (score7_print_operand): Initialize code as UNKNOWN.
3097         * config/score/score3.h (score3_return_in_memory): Update prototype.
3098         (score3_in_small_data_p, score3_function_value): Likewise.
3099         * config/score/score-protos.h (score_function_value): Likewise.
3100         * config/score/score7.h (score7_return_in_memory): Update prototype.
3101         (score7_in_small_data_p, score7_function_value): Likewise.
3102         * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify.
3103         (score_return_in_memory, score_pass_by_reference): Constify arguments.
3104         (score_output_mi_thunk, score_function_prologue): Don't return a value.
3105         (score_function_epilogue, score_in_small_data_p): Likewise.
3106         (score_option_override, score_asm_trampoline_template): Likewise.
3107         (score_trampoline_init, score_print_operand): Likewise.
3108         (score_print_operand_address, score_prologue): Likewise.
3109         (score_epilogue, score_call, score_call_value): Likewise.
3110         (score_movsicc, score_movdi, score_zero_extract_andi): Likewise.
3111         (score_function_arg_advance): Likewise. Make static.
3112         (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED.
3113         (score_function_arg, score_legitimate_address_p): Make static.
3114         (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED.
3115         * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class.
3116         * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE):
3117         Allow (W) == HOST_BITS_PER_WIDE_INT.
3118
3119         PR java/46386
3120         * config/pdp11/t-pdp11 (java/constants.o-warn): Remove.
3121         * config/t-pnt16-warn (java/constants.o-warn): Likewise.
3122
3123 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3124
3125         * config/arc/arc.c: Delete pasto.
3126         * config/pa/pa.c (pa_function_arg_boundary): Add missing comparison.
3127
3128 2010-11-16  Anatoly Sokolov  <aesok@post.ru>
3129
3130         * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS,
3131         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3132         * config/mn10300/mn10300.c (TARGET_PREFERRED_RELOAD_CLASS,
3133         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3134         (mn10300_preferred_reload_class,
3135         mn10300_preferred_output_reload_class): New functions.
3136
3137 2010-11-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3138
3139         * gensupport.c (MNEMONIC_ATTR_NAME, MNEMONIC_HTAB_SIZE): New macros.
3140         (htab_eq_string, add_mnemonic_string, gen_mnemonic_setattr)
3141         (mnemonic_htab_callback, gen_mnemonic_attr): New functions.
3142         (init_rtx_reader_args_cb): Invoke gen_mnemonic_attr.
3143
3144 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3145
3146         * builtins.c (std_gimplify_va_arg_expr): Use
3147         targetm.calls.function_arg_boundary.
3148         * function.c (assign_parms, locate_and_pad_parm): Likewise.
3149         * calls.c (struct arg_data): Update comment.
3150         * defaults.h (FUNCTION_ARG_BOUNDARY): Delete.
3151         * target.def (function_arg_boundary): Define.
3152         * targhooks.h (default_function_arg_boundary): Declare.
3153         * targhooks.c (default_function_arg_boundary): Define.
3154         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Use
3155         TARGET_FUNCTION_ARG_BOUNDARY.
3156         (FUNCTION_ARG_BOUNDARY): Delete.
3157         (TARGET_FUNCTION_ARG_BOUNDARY): New.
3158         * doc/tm.texi: Regenerate.
3159         * system.h (FUNCTION_ARG_BOUNDARY): Poison.
3160         * config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete.
3161         * config/arc/arc.c (arc_function_arg_boundary): Define.
3162         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3163         * config/arm/arm.h (FUNCTION_ARG_BOUNDARY): Delete.
3164         * config/arm/arm-protos.h (arm_needs_doubleword_align): Delete.
3165         * config/arm/arm.c (arm_needs_doubleword_align): Make static.
3166         (arm_function_arg_boundary): Define.
3167         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3168         * config/frv/frv.h (FUNCTION_ARG_BOUNDARY): Delete.
3169         * config/frv/frv-protos.h (frv_function_arg_boundary): Delete.
3170         * config/frv/frv.c (frv_function_arg_boundary): Make static.
3171         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3172         * config/i386/i386.h (FUNCTION_ARG_BOUNDARY): Delete.
3173         * config/i386/i386-protos.h (ix86_function_arg_boundary): Delete.
3174         * config/i386/i386.c (ix86_function_arg_boundary): Make static.
3175         (ix86_compat_function_arg_boundary): Take and return unsigned int.
3176         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3177         * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Delete.
3178         * config/ia64/ia64-protos.h (ia64_function_arg_boundary): Delete.
3179         * config/ia64/ia64.c (ia64_function_arg_boundary): Make static.
3180         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3181         * config/m32c/m32c.h (FUNCTION_ARG_BOUNDARY): Delete.
3182         * config/m32c/m32c.c (m32c_function_arg_boundary): Define.
3183         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3184         * config/m32r/m32r.h (FUNCTION_ARG_BOUNDARY): Delete.
3185         * config/mcore/mcore.h (FUNCTION_ARG_BOUNDARY): Delete.
3186         * config/mcore/mcore.c (mcore_function_arg_boundary): Define.
3187         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3188         * config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Delete.
3189         * config/mips/mips-protos.h (mips_function_arg_boundary): Delete.
3190         * config/mips/mips.c (mips_function_arg_boundary): Make static.
3191         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3192         * config/pa/pa.h (FUNCTION_ARG_BOUNDARY): Delete.
3193         * config/pa/pa.c (pa_function_arg_boundary): Define.
3194         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3195         * config/picochip/picochip.h (FUNCTION_ARG_BOUNDARY): Delete.
3196         * config/picochip/picochip-protos.h
3197         (picochip_get_function_arg_boundary): Delete.
3198         * config/picochip/picochip.c (picochip_get_function_arg_boundary):
3199         Rename to...
3200         (picochip_function_arg_boundary): ...this.  Make static.
3201         (picochip_function_arg, picochip_arg_partial_bytes): Adjust.
3202         (picochip_arg_advance): Adjust.
3203         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3204         * config/rs6000/rs6000.h (FUNCTION_ARG_BOUNDARY): Delete.
3205         * config/rs6000/rs6000-protos.h (function_arg_boundary): Delete.
3206         * config/rs6000/rs6000.c (function_arg_boundary): Rename to...
3207         (rs6000_function_arg_boundary): ...this.  Make static.
3208         (rs6000_parm_start, rs6000_gimplify_va_arg): Adjust.
3209         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3210         * config/rx/rx.h (FUNCTION_ARG_BOUNDARY): Delete.
3211         * config/rx/rx.c (rx_function_arg_boundary): Define.
3212         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3213         * config/sparc/sparc.h (FUNCTION_ARG_BOUNDARY): Delete.
3214         * config/sparc/sparc.c (sparc_function_arg_boundary): Define.
3215         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3216         * config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Delete.
3217         * config/xtensa/xtensa-protos.h (function_arg_boundary): Delete.
3218         * config/xtensa/xtensa.c (function_arg_boundary): Rename to...
3219         (xtensa_function_arg_boundary): ...this.  Make static.
3220         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3221
3222 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3223
3224         * expr.c (alignment_for_piecewise_move): New function.
3225         (widest_int_mode_for_size): New function.
3226         (move_by_pieces, move_by_pieces_ninsns): Call them.
3227         (can_store_by_pieces, store_by_pieces_1): Likewise.
3228
3229 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3230
3231         * gcc.c (char_p): Define.  Define a VEC of it.
3232         (n_linker_options, n_assembler_options, n_preprocessor_options):
3233         Delete.
3234         (linker_options, assembler_options, preprocessor_options): Convert
3235         to a VEC.
3236         (add_preprocessor_option): Adjust.
3237         (add_assembler_option): Adjust.
3238         (add_linker_option): Adjust.
3239         (do_specs_vec): New function.
3240         (do_spec_1): Call it.  Adjust for new types.
3241
3242 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3243
3244         * Makefile.in (bitmap.o, ebitmap.o, et-forest.o): Update dependencies.
3245         (sreal.o, statistics.o, stringpool.o): Likewise.
3246
3247 2010-11-16  Richard Guenther  <rguenther@suse.de>
3248
3249         PR tree-optimization/44545
3250         * tree-ssa-reassoc.c (linearize_expr_tree): Possibly throwing
3251         statements are not reassociatable.
3252         (reassociate_bb): Likewise.
3253
3254 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3255
3256         * bitmap.c: Delete unnecessary includes.
3257         * ebitmap.c: Likewise.
3258         * et-forest.c: Likewise.
3259         * sreal.c: Likewise.
3260         * statistics.c: Likewise.
3261         * stringpool.c: Likewise.
3262         * double-int.c: Add comment for inclusion of tm.h.
3263
3264 2010-11-16  Richard Guenther  <rguenther@suse.de>
3265
3266         * tree-ssa-sccvn.c (visit_unary_op): Rename to ...
3267         (visit_nary_op): ... this.
3268         (visit_binary_op): Remove.
3269         (visit_use): Adjust and handle GIMPLE_TERNARY_RHS.
3270
3271 2010-11-16  Richard Guenther  <rguenther@suse.de>
3272
3273         PR middle-end/45172
3274         * tree-eh.c (cleanup_empty_eh_unsplit): Avoid creating duplicate edges.
3275
3276 2010-11-16  Nick Clifton  <nickc@redhat.com>
3277
3278         * config/rx/rx.c (rx_is_ms_bitfield_layout): Return false if the
3279         record is packed.
3280
3281 2010-11-15  Richard Henderson  <rth@redhat.com>
3282
3283         * fold-const.c (operand_equal_for_comparison_p): Handle FMA_EXPR,
3284         WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR, VEC_COND_EXPR and
3285         DOT_PROD_EXPR.
3286
3287 2010-11-15  Richard Henderson  <rth@redhat.com>
3288
3289         * config/mn10300/mn10300.md (fmasf4, fmssf4, fnmasf4, fnmssf4): Rename
3290         from fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4 respectively.  Use
3291         fma rtx_code.
3292
3293 2010-11-15  Richard Henderson  <rth@redhat.com>
3294
3295         * config/frv/frv.md (fmasf4, fmssf4): Rename from *muladdsf4
3296         and *mulsubsf4 respectively.  Use fma rtx_code.
3297
3298 2010-11-15  Joseph Myers  <joseph@codesourcery.com>
3299
3300         * gcc.c: Include "vec.h".
3301         (argbuf): Make into a VEC.
3302         (argbuf_length, argbuf_index): Remove.
3303         (alloc_args, clear_args, store_arg, execute, insert_wrapper,
3304         do_spec, do_self_spec, do_spec_1, eval_spec_function, main,
3305         compare_debug_dump_opt_spec_function: Use VEC interfaces on argbuf.
3306         * Makefile.in (GCC_OBJS): Add vec.o and ggc-none.o.
3307         (gcc.o): Depend on $(VEC_H).
3308
3309 2010-11-15  Richard Henderson  <rth@redhat.com>
3310
3311         * loop-unroll.c (analyze_insn_to_expand_var): Accept accumulation
3312         via FMA if unsafe math.
3313         (insert_var_expansion_initialization): Handle FMA.
3314         (combine_var_copies_in_loop_exit): Likewise.
3315
3316 2010-11-15  Richard Henderson  <rth@redhat.com>
3317
3318         * config.gcc [ia64-*] (extra_options): Add fused-madd.opt.
3319         * config/ia64/ia64.opt: Remove mfused-madd.
3320         * config/ia64/ia64.c (ia64_rtx_costs): Handle FP MULT, PLUS, FMA.
3321         * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_FUSED_MADD.
3322         * config/ia64/vms64.h (TARGET_DEFAULT): Likewise.
3323         * config/ia64/ia64.h (TARGET_DEFAULT): Likewise.
3324         * config/ia64/hpux.h (TARGET_DEFAULT): Likewise.
3325         * config/ia64/vect.md (addv2sf3, subv2sf3): Generate FMA.
3326         (*addv2sf3_1, *addv2sf3_2, *subv2sf3_1, *subv2sf3_2): Remove.
3327         (fmav2sf4): Rename from fpma; use FMA code.
3328         (fmsv2sf4): Rename from fpms; use FMA code.
3329         (fnmav2sf4): Rename from *fpnma; use FMA code.
3330         * config/ia64/ia64.md (MODE_SDF): New iterator.
3331         (suffix): New mode attribute.
3332         (*maddsf4, *msubsf4, *nmaddsf4): Remove.
3333         (fmssf4): Rename from *fmssf4.
3334         (fnmasf4): Rename from *nfmasf4.
3335         (*madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc): Remove.
3336         (*nmadddf4, *nmadddf4_truncsf): Remove.
3337         (fmsdf4): Rename from *fmsdf4.
3338         (fnmadf4): Rename from *nfmadf4.
3339         (*fmadf_trunc_sf, *fmsdf_trunc_sf, *fnmadf_trunc_sf): New.
3340         (*maddxf4, *maddxf4_truncsf, *maddxf4_truncdf): Remove.
3341         (*msubxf4, *msubxf4_truncsf, *msubxf4_truncdf): Remove.
3342         (*nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf): Remove.
3343         (fmsxf4): Rename from *fmsxf4.
3344         (fnmaxf4): Rename from *nfmaxf4.
3345         (*fmaxf_trunc_<MODE_SDF>, *fmsxf_trunc_<MODE_SDF>): New.
3346         (*fnmaxf_trunc_<MODE_SDF>): New.
3347
3348 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
3349
3350         PR tree-optimization/46461
3351         * tree-ssa-forwprop.c (simplify_builtin_call): Ensure ptr1 is
3352         a gimple val.
3353
3354 2010-11-15  Ian Lance Taylor  <iant@google.com>
3355
3356         * godump.c: New file.
3357         * common.opt (fdump-go-spec=): New option.
3358         * tree.h: Add comments for TYPE_SYMTAB_ADDRESS and friends.
3359         (TYPE_SYMTAB_IS_ADDRESS, TYPE_SYMTAB_IS_POINTER): Define.
3360         (TYPE_SYMTAB_IS_DIE): Define.
3361         (struct tree_type): Change GTY for symtab field to use
3362         TYPE_SYMTAB_IS_ADDRESS and friends and to use a debug_hooks field
3363         to pick the union field.
3364         * debug.h (struct gcc_debug_hooks): Add tree_type_symtab_field.
3365         (dump_go_spec_init): Declare.
3366         * toplev.c (process_options): Handle flag_dump_go_spec.
3367         * debug.c: Include "tree.h".
3368         (do_nothing_debug_hooks): Set tree_type_symtab_field.
3369         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3370         * dbxout.c (dbx_debug_hooks): Likewise.
3371         (xcoff_debug_hooks): Likewise.
3372         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3373         * sdbout.c (sdb_debug_hooks): Likewise.  Do not define if
3374         SDB_DEBUGGING_INFO is not defined.
3375         * doc/invoke.texi (Option Summary): Mention -fdump-go-spec.
3376         (Overall Options): Document -fdump-go-spec.
3377         * Makefile.in (OBJS-common): Add godump.o.
3378         (debug.o): Add dependency on $(TREE_H).
3379         (godump.o): New target.
3380         (GTFILES): Add $(srcdir)/godump.c.
3381
3382 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
3383
3384         PR debug/46095
3385         * config/i386/i386.c (pro_epilogue_adjust_stack): Instead of
3386         marking r11 set RTX_FRAME_RELATED_P if offset is too large for
3387         style < 0, add REG_FRAME_RELATED_EXPR.
3388
3389         PR debug/46387
3390         * rtl.h (vt_equate_reg_base_value): New prototype.
3391         * alias.c (vt_equate_reg_base_value): New function.
3392         * var-tracking.c (vt_init_cfa_base): Use it.
3393
3394 2010-11-15  Jan Hubicka  <jh@suse.cz>
3395             Diego Novillo  <dnovillo@google.com>
3396
3397         PR lto/41528
3398         * doc/lto.texi: Add.
3399         * doc/gccint.texi: Add reference to lto.texi.
3400         * doc/invoke.texi: Update user documentation for LTO.
3401         Move internal flags to lto.texi
3402
3403 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3404
3405         * c-typeck.c (build_unary_op): Use
3406         objc_build_incr_expr_for_property_ref to build the pre/post
3407         increment/decrement of an Objective-C property ref, and skip the