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1 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
2
3         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
5         svr4.h.
6
7 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
8
9         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
10         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
12         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
13         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
14
15 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
16
17         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
18         WCHAR_TYPE_SIZE): Define.
19         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
20
21 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
22
23         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
24         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
25         * config.gcc (fr30-*-elf): Don't use svr4.h.
26
27 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
28
29         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
30         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
31
32 2010-12-09  Richard Guenther  <rguenther@suse.de>
33
34         PR middle-end/46844
35         * gimple-fold.c (canonicalize_constructor_val): Canonicalize
36         addresses.
37
38 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
39
40         * config/i386/netware.h (TARGET_POSIX_IO): Define.
41         * config/i386/nto.h (TARGET_POSIX_IO): Define.
42         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
43         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
44         * config/openbsd.h (TARGET_POSIX_IO): Define.
45         * config/rtems.h (TARGET_POSIX_IO): Define.
46         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
47         * config/sol2.h (TARGET_POSIX_IO): Define.
48         * config/svr4.h (TARGET_POSIX_IO): Don't define.
49         * config/vxworksae.h (TARGET_POSIX_IO): Define.
50
51 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
52
53         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
54         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
55         Define.
56         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
57         undefine.
58         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
59         undefine.
60         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
61         Don't undefine.
62         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
63         Don't undefine.
64         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
65         Don't undefine.
66         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
67         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
68         Don't undefine.
69         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
70         Don't undefine.
71         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
72         Don't undefine.
73         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
74         define.
75         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
76         undefine.
77
78 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
79
80         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
81         non-GNU assembler.
82         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
83         Remove.
84         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
85         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
86         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
87         non-GNU assembler.
88         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
89         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
90
91 2010-12-09  Martin Jambor  <mjambor@suse.cz>
92
93         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
94         zero is the first phi parameter.
95
96 2010-12-09  Martin Jambor  <mjambor@suse.cz>
97
98         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
99         * ipa-prop.c (ipa_modify_call_arguments): Use it.
100         * tree-sra.c (splice_param_accesses): Test that all accesses have the
101         same alias reference type.
102         (turn_representatives_into_adjustments): Set alias_ptr_type of the
103         adjustment.
104
105 2010-12-09  Martin Jambor  <mjambor@suse.cz>
106
107         PR middle-end/46734
108         * tree-sra.c (splice_param_accesses): Check that there are not
109         multiple ADDRESSABLE types.
110
111 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
112
113         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
114         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
115         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
116         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
117         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
118         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
119         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
120         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
121         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
122         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
123         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
124         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
125         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
126         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
127         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
128         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
129         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
130         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
131         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
132         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
133         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
134         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
135         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
136         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
137         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
138
139 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
140
141         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
142         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
143         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
144         %{r*:}.
145         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
146         %{r*:}.
147         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
148         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
149
150 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
151
152         * config/alpha/freebsd.h (LINK_SPEC): Don't use
153         %{!dynamic-linker:}.
154         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
155         * config/arm/freebsd.h (LINK_SPEC): Likewise.
156         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
157         * config/bfin/linux.h (LINK_SPEC): Likewise.
158         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
159         * config/frv/linux.h (LINK_SPEC): Likewise.
160         * config/i386/freebsd.h (LINK_SPEC): Likewise.
161         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
162         * config/i386/linux.h (LINK_SPEC): Likewise.
163         * config/i386/linux64.h (LINK_SPEC): Likewise.
164         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
165         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
166         * config/ia64/linux.h (LINK_SPEC): Likewise.
167         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
168         * config/m32r/linux.h (LINK_SPEC): Likewise.
169         * config/m68k/linux.h (LINK_SPEC): Likewise.
170         * config/microblaze/linux.h (LINK_SPEC): Likewise.
171         * config/mips/linux.h (LINK_SPEC): Likewise.
172         * config/mips/linux64.h (LINK_SPEC): Likewise.
173         * config/mips/openbsd.h (LINK_SPEC): Likewise.
174         * config/mn10300/linux.h (LINK_SPEC): Likewise.
175         * config/netbsd-elf.h (LINK_SPEC): Likewise.
176         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
177         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
178         LINK_OS_LINUX_SPEC64): Likewise.
179         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
180         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
181         Likewise.
182         * config/s390/linux.h (LINK_SPEC): Likewise.
183         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
184         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
185         * config/sparc/linux.h (LINK_SPEC): Likewise.
186         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
187         LINK_SPEC): Likewise.
188         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
189         * config/vax/linux.h (LINK_SPEC): Likewise.
190         * config/xtensa/linux.h (LINK_SPEC): Likewise.
191
192 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
193
194         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
195         * config/frv/frv.h (ASM_SPEC): Likewise.
196         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
197         * config/i386/sol2.h (ASM_SPEC): Likewise.
198         * config/m68k/linux.h (ASM_SPEC): Likewise.
199         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
200         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
201         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
202         * config/sol2.h (ASM_SPEC): Likewise.
203         * config/sparc/linux.h (ASM_SPEC): Likewise.
204         * config/sparc/linux64.h (ASM_SPEC): Likewise.
205         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
206         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
207         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
208
209 2010-12-09  Richard Guenther  <rguenther@suse.de>
210
211         * reginfo.c (struct subregs_of_mode_node): Remove.
212         (subregs_of_mode): Likewise.
213         (som_hash): Likewise.
214         (som_eq): Likewise.
215         (invalid_mode_changes): New bitmap.
216         (record_subregs_of_mode): Get subregs_of_mode argument.
217         Fill in invalid_mode_changes bitmap.
218         (find_subregs_of_mode): Get subregs_of_mode argument and pass
219         it through.
220         (init_subregs_of_mode): Adjust.
221         (finish_subregs_of_mode): Likewise.
222         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
223
224 2010-12-09  Richard Guenther  <rguenther@suse.de>
225
226         * ira.c (ira): Do not call finish_subregs_of_mode.
227         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
228
229 2010-12-09  Richard Guenther  <rguenther@suse.de>
230
231         * rtl.h (invalid_mode_change_p): Adjust prototype.
232         * reginfo.c (invalid_mode_change_p): Remove from argument.
233         * ira-costs.c (print_allocno_costs): Adjust callers.
234         (find_costs_and_classes): Likewise.
235
236 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
237
238         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
239         locg and stocg even in comment.
240         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
241
242         PR target/41082
243         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
244         instead of stve*x.
245         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
246         of operand 0.
247         * config/rs6000/altivec.md (VI_scalar): New mode attr.
248         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
249         vector mode for operand 0, put operand 1 into UNSPEC.
250
251 2010-12-09  Yao Qi  <yao@codesourcery.com>
252
253         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
254         PREFERRED_RENAME_CLASS.
255
256 2010-12-08  Ian Lance Taylor  <iant@google.com>
257
258         * doc/sourcebuild.texi (Front End): Remove reference to
259         snapshot-README and snapshot-index.html.
260
261 2010-12-08  Ian Lance Taylor  <iant@google.com>
262
263         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
264         to update_web_docs_svn.
265         (Front End): Likewise.
266
267 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
268
269         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
270         x86_64-*-darwin* to with_cpu:-core2.
271         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
272         with movd for darwin assembler.
273         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
274         (*vec_concatv2di_rex64_sse): Ditto.
275
276 2010-12-08  Richard Guenther  <rguenther@suse.de>
277             Sebastian Pop  <sebastian.pop@amd.com>
278
279         PR tree-optimization/45230
280         PR tree-optimization/45231
281         PR tree-optimization/45370
282         * sese.c (rename_uses): Returns a bool.  Call
283         recompute_tree_invariant_for_addr_expr only on the RHS of a
284         GIMPLE_ASSIGN.
285         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
286         rename_uses returns true.
287         * tree-ssa-copy.c (replace_exp): Add a comment about calling
288         fold_stmt_inplace after replace_exp.
289
290 2010-12-08  Mike Stump  <mikestump@comcast.net>
291
292         PR debug/46749
293         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
294         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
295         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
296         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
297         * collect2.c (post_ld_pass): Add.
298         (process_args): Add.
299         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
300         (main): Likewise.  Call process_args.
301
302 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
303
304         PR middle-end/46844
305         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
306         parameter.
307
308 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
309
310         PR target/46631
311         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
312         into a 16-bit instruction.
313
314 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
315
316         PR middle-end/42694
317         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
318         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
319         instruction, but do optimize if y is 0.5 or 1./3. since that
320         changes an expensive call into a cheaper one.
321
322 2010-12-08  Richard Guenther  <rguenther@suse.de>
323
324         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
325         instead of a division to divide by BITS_PER_UNIT.
326
327 2010-12-08  Richard Guenther  <rguenther@suse.de>
328
329         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
330         when checking is enabled.
331
332 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
333
334         PR target/43603
335         * haifa-sched.c (sched_create_recovery_edges): Update
336         dominator info.
337         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
338         after deleting an empty block.
339         (tidy_control_flow): Also verify dominators.
340         (sel_remove_bb): Update dominator info after removing a block.
341         (sel_redirect_edge_and_branch_force): Assert that no unreachable
342         blocks will be created. Update dominator info.
343         (sel_redirect_edge_and_branch): Update dominator info when
344         basic blocks do not become unreachable.
345         (sel_remove_loop_preheader): Update dominator info. 
346
347 2010-12-07  Richard Guenther  <rguenther@suse.de>
348
349         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
350         Reset alignment information.
351         (bump_vector_ptr): Likewise.
352
353 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
354
355         PR middle-end/46671
356         PR target/46685
357         * config/pa/pa.c (pa_function_section): New function.
358         (TARGET_ASM_FUNCTION_SECTION): Define.
359
360 2010-12-07  Ian Lance Taylor  <iant@google.com>
361             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
362
363         PR bootstrap/46810
364         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
365         preprocessor.
366         * configure: Rebuild.
367
368 2010-12-07  Paul Koning  <ni1d@arrl.net>
369
370         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
371         values with sign rather than as unsigned.
372
373 2010-12-07  Paul Koning  <ni1d@arrl.net>
374
375         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
376         (pdp11_function_section): New function.
377
378 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
379
380         * config/mcore/mcore.c Don't include assert.h.
381         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
382         * config/spu/spu.c: Don't include assert.h.
383         (spu_sms_res_mii): Use gcc_assert.
384
385 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
386
387         PR tree-optimization/42327
388         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
389         instead of using integer_minus_one_node.
390
391 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
392
393         PR c++/45330
394         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
395         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
396
397 2010-12-07  Richard Guenther  <rguenther@suse.de>
398
399         PR tree-optimization/46832
400         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
401         that the call has a lhs.
402
403 2010-12-07  Yao Qi  <yao@codesourcery.com>
404
405         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
406         * regrename.c (struct du_head): Add new element length.
407         (sort_du_head, get_element, merge, merge_sort_comparison):
408         New functions of merge sort implementation to du_head list.
409         (regrename_optimize): Sort du_head linked list by length.
410         Iterate registers in a preferred-register-first order.
411         Move some code to ...
412         (check_new_reg_p): here.  New function.
413         (create_new_chain):  Initialize length.
414         (scan_rtx_reg): Increase length for non-debug insns.
415         * target.def: New hook preferred_rename_class.
416         * targhook.c (default_preferred_rename_class): New.
417         * targhook.h: Declare it.
418         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
419         * doc/tm.texi: Regenerate.
420
421 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
422
423         PR debug/46799
424         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
425         instead of BUILTINS_LOCATION.
426         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
427         BUILTINS_LOCATION.
428         (create_parallel_loop): Add LOC argument, use it for OMP clauses
429         and GIMPLE_*OMP* statements.
430         (gen_parallel_loop): Determine locus for the parallel loop, pass it
431         to create_loop_fn and create_parallel_loop.
432         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
433         set_curr_insn_source_location (UNKNOWN_LOCATION).
434
435 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
436             Richard Guenther  <rguenther@suse.de>
437
438         PR target/46737
439         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
440         (bfin_reorder_loops): Change type of index to intptr_t.
441
442 2010-12-07  Richard Guenther  <rguenther@suse.de>
443
444         PR tree-optimization/46726
445         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
446
447 2010-12-07  Richard Guenther  <rguenther@suse.de>
448
449         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
450         virtual operands.
451
452 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
453
454         * c-parser.c (c_parser_typeof_specifier): Removed special
455         treatment of objc_volatilized attribute for Objective-C.
456
457 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
458
459         * ira.c (update_equiv_regs): Prohibit move insns if
460         pressure-sensitive scheduling was done.
461
462 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
463
464         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
465         of c_process_expr_stmt() for the iterating and collection
466         expressions of an Objective-C fast enumeration loop.
467
468 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
469
470         PR debug/45997
471         * dwarf2out.c (modified_type_die): If both is_const_type and
472         is_volatile_type is set, start with DW_TAG_const_type or
473         DW_TAG_volatile_type depending on where we get qualified type
474         in the recursive call.
475
476         PR target/43897
477         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
478         as a store into that register.
479
480         PR tree-optimization/46528
481         PR debug/46338
482         * profile.c (branch_prob): Make sure last is never set to a debug
483         stmt.
484
485         PR debug/46771
486         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
487         on DEBUG_INSNs.
488
489         PR rtl-optimization/46777
490         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
491         also barrier after tablejump.
492
493 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
494             Richard Henderson  <rth@redhat.com>
495
496         PR target/46740
497         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
498
499 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
500
501         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
502         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
503
504 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
505
506         PR target/46735
507         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
508         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
509         (int12_operand, int_2word_operand, uint16_operand): Likewise.
510         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
511         (uint5_operand, uint4_operand): Likewise.
512         * config/frv/frv.h (IN_RANGE_P): Delete.
513         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
514         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
515         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
516         (CONST_OK_FOR_P): Likewise.
517         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
518         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
519         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
520         (*movsicc_internal2_float, casesi): Likewise.
521         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
522         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
523         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
524         (frv_split_cond_move, frv_rtx_costs): Likewise.
525
526         PR target/46739
527         * config/mmix/mmix.c (mmix_intval): Split shift count.
528
529 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
530
531         * config/i386/i386.c (m_COREI7): New.
532         (initial_ix86_tune_features): Turn on
533         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
534         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
535
536 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
537
538         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
539
540         * config/i386/driver-i386.c (host_detect_local_cpu): Support
541         Sandy Bridge.
542
543         * config/i386/i386.c (override_options): Handle "corei7-avx".
544
545         * doc/invoke.texi: Document corei7-avx.
546
547 2010-12-06  Richard Guenther  <rguenther@suse.de>
548
549         PR tree-optimization/46806
550         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
551         coalesce different types.
552
553 2010-12-06  Richard Guenther  <rguenther@suse.de>
554
555         PR tree-optimization/46785
556         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
557         call statements as operand definition.
558
559 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
560
561         * doc/tm.texi.in: Fix typo.
562         * doc/tm.texi: Regenerate.
563
564 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
565
566         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
567         last change.
568
569 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
570
571         * c-family/c-common.h: Removed the declarations of all the objc_
572         callbacks, and moved them into c-objc.h.  Removed
573         objc_ivar_visibility_kind and moved it into c-objc.h.
574         * c-family/c-objc.h: New file.
575         * c-family/c-common.c: Include c-objc.h.
576         * c-family/c-format.c: Same change.
577         * c-family/stub-objc.c: Same change.
578         * c-decl.c: Include c-family/c-objc.h.
579         * c-parser.c: Same change.
580         * c-typeck.c: Same change.
581         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
582         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
583         (c-parser.o): same change.
584         (c-typeck.o): Same change.
585         (c-family/c-format.o): Same change.
586         (c-family/stub-objc.o): Same change.
587         (c-family/c-common.o): Same change.
588         (PLUGIN_HEADERS): Added c-family/c-objc.h.
589
590 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
591
592         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
593         --with-dwarf2 option.
594
595 2010-12-03  Jan Hubicka  <jh@suse.cz>
596
597         * lto-streamer-in.c (input_cfg): Fix pasto.
598
599 2010-12-03  Jan Hubicka  <jh@suse.cz>
600
601         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
602         and functions with user asm defined names.
603         (varpool_externally_visible_p): Do not localize vars with user
604         asm defined names.
605
606 2010-12-03  Jan Hubicka  <jh@suse.cz>
607
608         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
609         to prevent mangling with lto frontend.
610
611 2010-12-03  Jan Hubicka  <jh@suse.cz>
612
613         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
614         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
615
616 2010-12-03  Jan Hubicka  <jh@suse.cz>
617
618         PR tree-optimization/46760
619         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
620         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
621         * lto-cgraph.c (lto_output_edge): Fix assert.
622         (lto_output_node): Output count_materialization_scale.
623         (output_profile_summary): Output only runs and sum_max.
624         (input_node): Input count_materialization_scale.
625         (input_profile_summary): Read data into file specific gcov summary.
626         (merge_profile_summaries): New function.
627         (input_cgraph): Update call of input_profile_summary;
628         call merge_profile_summaries.
629         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
630         rescale counts at read in.
631         (intput_bb): Likewise.
632         (input_function): Update call of input_bb.
633         (lto_read_body): Update call of input_cfg.
634         * lto-streamer.h: Inlclude gcov-io.h
635         (lto_file_decl_data): Add gcov_ctr_summary.
636
637 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
638
639         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
640         (Cond Exec Macros): ... to this.
641         * doc/tm.texi: Regenerate.
642
643 2010-12-03  Jason Merrill  <jason@redhat.com>
644
645         PR debug/46123
646         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
647         a declaration DIE.
648
649 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
650
651         * config/arm/arm.c (arm_legitimate_index_p): Split
652         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
653         slightly larger constants in the latter case.
654         (thumb2_legitimate_index_p): Likewise.
655
656 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
657
658         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
659         * gcc.c (cc1_options): Add %{Qy:}.
660
661 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
662
663         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
664         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
665         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
666
667 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
668
669         PR rtl-optimization/45354
670         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
671         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
672         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
673         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
674
675 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
676
677         * basic-block.h (struct edge_prediction): Remove forward
678         declaration.
679         * tree-flow.h (struct edge_prediction): Move from here...
680         * predict.c (struct edge_prediction): ...to here.
681         * cselib.h (struct elt_list): Move from here...
682         * cselib.c (struct elt_list): ...to here.
683
684 2010-12-02  Ian Lance Taylor  <iant@google.com>
685
686         * gcc.c (default_compilers): Add entry for ".go".
687         * common.opt: Add -static-libgo as a driver option.
688         * doc/install.texi (Configuration): Mention libgo as an option for
689         --enable-shared.  Mention go as an option for --enable-languages.
690         * doc/invoke.texi (Overall Options): Mention .go as a file name
691         suffix.  Mention go as a -x option.
692         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
693         language.
694         * doc/sourcebuild.texi (Top Level): Mention libgo.
695         * doc/standards.texi (Standards): Add section on Go language.
696         Move references for other languages into their own section.
697         * doc/contrib.texi (Contributors): Mention that I contributed the
698         Go frontend.
699
700 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
701
702         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
703         (const_call_expr_arg_iterator_d): Likewise.
704         (expanded_location): Likewise.
705         * c-tree.h (struct c_arg_tag_d): Likewise.
706         * dwarf2out.c (struct cfa_loc): Likewise.
707         (struct skeleton_chain_struct): Likewise.
708         * except.c (struct ttypes_filter): Likewise.
709         * cselib.h (struct cselib_val_struct): Likewise.
710         (elt_loc_list): Likewise.
711         (elt_list): Likewise.
712         * varasm.c (struct addr_const): Likewise.
713         * tree-flow.h (struct edge_prediction): Likewise.
714         (struct int_tree_map): Likewise.
715         (struct _edge_var_map): Likewise.
716
717 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
718
719         PR target/46768
720         * config/i386/i386.c (initial_ix86_tune_features): Turn on
721         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
722
723 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
724
725         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
726
727 2010-12-02  Ian Lance Taylor  <iant@google.com>
728
729         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
730         header files unordered_map, tr1/unordered_map, and ext/hash_map.
731         * configure, config.in: Rebuild.
732
733 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
734
735         PR target/46685
736         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
737         (sparc_expand_move): Call it to decide whether to emit the special
738         mov{si,di}_pic_label_ref patterns.
739         (sparc_legitimize_pic_address): Call it to decide whether to emit
740         the regular PIC sequence for labels.  Fix long line.
741         (sparc_file_end): Set is_thunk for the PIC helper.
742
743 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
744
745         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
746         for a non-shared type.
747
748 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
749
750         PR middle-end/45297
751         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
752         with MEM_REFs as POINTER_PLUS_EXPR.
753
754 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
755
756         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
757         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
758         mentioning /lib/elf.
759
760 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
761
762         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
763         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
764         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
765         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
766         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
767         * config/sol2.h (LINK_SPEC): Remove %{b}.
768         * config/svr4.h (LINK_SPEC): Remove %{b}.
769
770 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
771
772         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
773         * config/i386/linux.h (LINK_SPEC): Cut long comment.
774         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
775         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
776         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
777         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
778         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
779         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
780         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
781         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
782         %{v:%{!V:-V}}.
783
784 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
785
786         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
787         -ftraditional.
788
789 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
790
791         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
792         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
793         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
794         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
795         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
796         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
797         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
798         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
799         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
800         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
801         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
802         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
803         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
804         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
805         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
806         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
807         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
808         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
809
810 2010-12-02  Paul Koning  <ni1d@arrl.net>
811
812         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
813         opcodes if CC_NO_OVERFLOW is set.
814         (notice_update_cc_on_set): Correct setting of CC0 as a side
815         effect; set CC_NO_OVERFLOW for cases where C flag is not
816         meaningful.
817
818 2010-12-02  Ian Lance Taylor  <iant@google.com>
819
820         * doc/install.texi (Configuration): Update default for
821         --with-boot-ldflags.
822
823 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
824
825         PR c/45062
826         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
827         !funcdef_flag.
828
829 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
830
831         PR tree-optimization/45199
832         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
833         (stores_zero_from_loop): Call
834         mem_write_stride_of_same_size_as_unit_type_p.
835         * tree-data-ref.h (stride_of_unit_type_p): New.
836         * tree-loop-distribution.c (generate_memset_zero): Simplified.
837         Call stride_of_unit_type_p.
838         (build_rdg_partition_for_component): Do not call
839         rdg_flag_similar_memory_accesses when
840         flag_tree_loop_distribute_patterns is set.
841
842 2010-12-02  Richard Guenther  <rguenther@suse.de>
843
844         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
845         sign-changing conversions for induction detection.
846
847 2010-12-02  Richard Guenther  <rguenther@suse.de>
848
849         PR tree-optimization/46723
850         * tree-vect-loop.c (get_initial_def_for_induction): Strip
851         conversions from the induction evolution and apply it to
852         the result instead.
853         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
854         assigns for induction defs.
855
856 2010-12-02  Richard Guenther  <rguenther@suse.de>
857
858         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
859         the case we need to split the edge and not the block.
860
861 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
862
863         DFA model for Core 2 and Core i7 scheduling.
864
865         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
866         * config/i386/i386.c (ix86_option_override_internal): Update entries
867         for Core 2 and Core i7.
868         (ix86_issue_rate): Set issue rate to 3 [be realistic].
869         * config/i386/i386.md: Include "core2.md".
870         (define_attr cpu): Add "corei7".
871
872 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
873
874         Define tuning for Core 2 and Core i7.
875
876         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
877         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
878         (m_CORE2): Replace with m_CORE2_{32,64}.
879         (m_CORE2I7{,_32,_64}): New macros.
880         (m_GENERIC32, m_GENERIC64): Update.
881         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
882         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
883         set m_CORE2I7_64 iff m_GENERIC64.
884         (processor_target_table): Use generic costs for Core 2 and Core i7.
885         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
886         (ix86_issue_rate): Remove entry for Core 2.
887         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
888         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
889         (TARGET_CORE2): Update.
890         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
891         (PROCESSOR_CORE2): Remove.
892
893 2010-12-02  Richard Guenther  <rguenther@suse.de>
894
895         * lto-streamer.h (LTO_major_version): Bump to 2.
896
897 2010-12-02  Richard Guenther  <rguenther@suse.de>
898
899         PR lto/44871
900         * gimple.c (canonical_type_hash_cache): New hashtable.
901         (gimple_type_hash): Make a wrapper around ...
902         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
903         (gimple_canonical_type_hash): Likewise.
904         (gtc_visit): Take a gtc_mode argument.
905         (gimple_types_compatible_p_1): Likewise. Do not compare struct
906         tag names or field names when computing canonical types.
907         (gimple_types_compatible_p): Adjust.
908         (visit): Take a gtc_mode argument.
909         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
910         names or field names when computing hashes of canonical types.
911         (gimple_register_canonical_type): Use gimple_canonical_type_hash
912         for the hash.
913         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
914         (free_gimple_type_tables): Free canonical_type_hash_cache.
915
916 2010-12-02  Richard Guenther  <rguenther@suse.de>
917             Ira Rosen  <irar@il.ibm.com>
918
919         PR tree-optimization/46663
920         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
921         FUNCTION_DECL exists and that it's a builtin.
922
923 2010-12-02  Jie Zhang  <jie@codesourcery.com>
924
925         PR middle-end/46674
926         * varasm.c (compute_visible_aliases): Handle user set
927         assembler name.
928
929 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
930
931         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
932         thinko regarding setting -mno-<xxx> debug switches.
933         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
934
935 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
936
937         * intl.c: Don't include tm.h.
938         * Makefile.in (intl.o): Don't depend on $(TM_H).
939
940 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
941
942         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
943         unused warning.
944         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
945
946 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
947
948         * graphite-sese-to-poly.c (analyze_drs): Removed.
949         (build_scop_drs): Do not call analyze_drs.
950         (analyze_drs_in_stmts): New.
951         (insert_stmts): New.
952         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
953         (insert_out_of_ssa_copy_on_edge): Same.
954         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
955         (rewrite_phi_out_of_ssa): Same.
956         (rewrite_cross_bb_scalar_dependence): Same.
957         (split_reduction_stmt): Move data references in the new basic blocks.
958         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
959
960 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
961
962         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
963
964 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
965
966         PR middle-end/45297
967         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
968         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
969         * graphite-poly.h (new_poly_bb): Update declaration.
970         (gbb_from_bb): Moved here...
971         (pbb_from_bb): New.
972         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
973         Removed.
974         (graphite_stmt_p): Removed.
975         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
976         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
977         new_poly_bb.
978         (build_scop_bbs_1): Do not pass in sbitmap reductions.
979         (build_scop_bbs): Same.
980         (gbb_from_bb): ... from here.
981         (add_conditions_to_constraints): Moved up.
982         (analyze_drs): New.
983         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
984         not contain data references.
985         (new_pbb_from_pbb): New.
986         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
987         block is split.
988         (rewrite_close_phi_out_of_ssa): Update call to
989         insert_out_of_ssa_copy_on_edge.
990         (rewrite_reductions_out_of_ssa): Now static.
991         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
992         (split_pbb): New.
993         (split_reduction_stmt): Call split_pbb.
994         (translate_scalar_reduction_to_array): Pass in the scop, do not
995         pass in the sbitmap reductions.
996         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
997         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
998         (rewrite_commutative_reductions_out_of_ssa): Same.
999         (build_poly_scop): Call build_scop_bbs,
1000         rewrite_commutative_reductions_out_of_ssa,
1001         rewrite_reductions_out_of_ssa, and
1002         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
1003         before scop_to_lst.
1004         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
1005         Removed declaration.
1006         (rewrite_reductions_out_of_ssa): Same.
1007         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1008         (build_scop_bbs): Same.
1009         * graphite.c (graphite_transform_loops): Do not initialize reductions.
1010         Do not call build_scop_bbs,
1011         rewrite_commutative_reductions_out_of_ssa,
1012         rewrite_reductions_out_of_ssa, and
1013         rewrite_cross_bb_scalar_deps_out_of_ssa.
1014         * sese.h (struct gimple_bb): Add field pbb.
1015         (GBB_PBB): New.
1016
1017 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1018
1019         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
1020         New.
1021         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
1022         handle_scalar_deps_crossing_scop_limits.
1023         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
1024         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
1025
1026 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1027
1028         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
1029         when replacing a constant in an ADDR_EXPR.
1030
1031 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1032
1033         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
1034         for the stride.
1035         (lst_do_strip_mine): Same.
1036         (scop_do_strip_mine): Same.
1037         * graphite-poly.c (apply_poly_transforms): Update call to
1038         scop_do_strip_mine.
1039         * graphite-poly.h (scop_do_strip_mine): Update declaration.
1040
1041 2010-12-01  Jan Hubicka  <jh@suse.cz>
1042
1043         * tree.c (build_common_builtin_nodes): Do not initialize
1044         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
1045         * builtins.c (expand_builtin_profile_func): Remove.
1046         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
1047         BUILT_IN_PROFILE_FUNC_EXIT.
1048         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
1049         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
1050         * gimplify.c (gimplify_function_tree): Reorganize code calling
1051         profiling functions.
1052
1053 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1054
1055         * opts.c: Expand comment on tm.h include.
1056
1057 2010-12-01  Yao Qi  <yao@codesourcery.com>
1058
1059         * config/arm/predicates.md ("vfp_register_operand"): Return true for
1060         VFP_D0_D7_REGS classes.
1061
1062 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1063
1064         * common.opt (flag_stack_check): New Variable entry.
1065         (fcompare-debug-second): Use Var.
1066         * flags.h (flag_compare_debug, flag_stack_check): Remove.
1067         * opts.c (flag_compare_debug): Remove.
1068         (common_handle_option): Don't handle OPT_fcompare_debug_second.
1069         Set opts->x_flag_stack_check for OPT_fstack_check_.
1070         * toplev.c (flag_stack_check): Remove.
1071
1072 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1073
1074         * common.opt (main_input_filename, main_input_basename,
1075         main_input_baselength): New Variable entries.  From toplev.c.
1076         * final.c (output_quoted_string): Move from toplev.c.
1077         * output.h (output_quoted_string): Move from toplev.h.
1078         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
1079         access main_input_filename, main_input_baselength and
1080         main_input_basename.
1081         * targhooks.c: Include intl.h and opts.h.
1082         (option_affects_pch_p, default_get_pch_validity): Move from
1083         toplev.c.
1084         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
1085         Move from toplev.h.
1086         * toplev.c (main_input_filename, main_input_basename,
1087         main_input_baselength): Move to common.opt.
1088         (output_quoted_string): Move to final.c.
1089         (warn_deprecated_use): Move to tree.c.
1090         (option_affects_pch_p, default_get_pch_validity,
1091         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
1092         * toplev.h (skip_leading_substring): Move to tree-dump.c.
1093         (warn_deprecated_use): Move to tree.h.
1094         (output_quoted_string): Move to output.h.
1095         (main_input_filename, main_input_basename, main_input_baselength):
1096         Move to common.opt.
1097         (default_get_pch_validity, default_pch_valid_p): Move to
1098         targhooks.c.
1099         * tree-dump.c (skip_leading_substring): Move from toplev.h.
1100         * tree.c (warn_deprecated_use): Move from toplev.c.
1101         * tree.h (warn_deprecated_use): Move from toplev.h.
1102         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
1103         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
1104         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
1105         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
1106         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
1107         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
1108         config/mcore/mcore.c, config/mep/mep.c,
1109         config/microblaze/microblaze.c, config/mips/mips.c,
1110         config/mmix/mmix.c, config/mn10300/mn10300.c,
1111         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
1112         config/picochip/picochip.c, config/s390/s390.c,
1113         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
1114         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
1115         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
1116         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
1117         varasm.c, xcoffout.c: Don't include toplev.h.
1118         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
1119         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
1120         varasm.o, xcoffout.o): Update dependencies.
1121         * config/arm/t-arm (arm.o): Update dependencies.
1122         * config/spu/t-spu-elf (spu.o): Update dependencies.
1123
1124 2010-12-01  Richard Guenther  <rguenther@suse.de>
1125
1126         PR tree-optimization/46730
1127         * value-prof.c (gimple_ic): Always generate a separate merge BB.
1128
1129 2010-11-30  Ian Lance Taylor  <iant@google.com>
1130
1131         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
1132         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
1133         * config/i386/linux64.h (ASM_SPEC): Likewise.
1134         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
1135         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
1136         * config/i386/vxworks.h (ASM_SPEC): Likewise.
1137         * config/i386/x86-64.h (ASM_SPEC): Likewise.
1138         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
1139         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
1140
1141 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
1142
1143         * c-decl.c (finish_function): Call objc_finish_function in
1144         Objective-C.
1145         * c-typeck.c (convert_for_assignment): Do not call
1146         objc_type_quals_match().
1147
1148 2010-11-30  Richard Guenther  <rguenther@suse.de>
1149
1150         PR tree-optimization/46722
1151         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
1152         operands as arguments.
1153         (execute_optimize_widening_mul): Also handle power of two as
1154         multiplication.
1155
1156 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1157
1158         PR middle-end/46709
1159         * cgraphunit.c (process_function_and_variable_attributes): Fix
1160         cut'n'pasteo.
1161
1162 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1163
1164         * hwint.c:  New.  Extracted from toplev.c.
1165         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1166         Move from toplev.h.
1167         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1168         Move to hwint.c.
1169         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1170         Move to hwint.h.
1171         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
1172         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
1173         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
1174         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
1175         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
1176         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
1177         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
1178         tree-vrp.c: Don't include toplev.h.
1179         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1180         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
1181         toplev.h in generated output.
1182         * Makefile.in (OBJS-common): Add hwint.o.
1183         Dependencies for above files changed to remove toplev.h.
1184         (hwint.o): New.
1185         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
1186         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
1187         toplev.h.
1188         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
1189         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
1190
1191 2010-11-30  Richard Guenther  <rguenther@suse.de>
1192
1193         PR tree-optimization/46717
1194         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
1195         call.  Manually create EH edges for the direct call and update
1196         target PHI nodes.
1197
1198 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1199
1200         * diagnostic-core.h: Include bversion.h.
1201         * toplev.h: Don't include input.h or bversion.h.
1202         (parse_optimize_options): Don't declare here.
1203         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
1204         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
1205         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
1206         config/host-darwin.c, config/i386/host-cygwin.c,
1207         config/i386/host-mingw32.c, config/i386/msformat-c.c,
1208         config/i386/netware.c, config/i386/nwld.c,
1209         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
1210         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
1211         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
1212         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
1213         config/score/score3.c, config/score/score7.c,
1214         config/sh/symbian-base.c, config/sh/symbian-c.c,
1215         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
1216         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
1217         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
1218         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
1219         graphite-blocking.c, graphite-clast-to-gimple.c,
1220         graphite-dependences.c, graphite-flattening.c,
1221         graphite-interchange.c, graphite-poly.c,
1222         graphite-scop-detection.c, graphite.c, haifa-sched.c,
1223         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
1224         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
1225         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
1226         lto-opts.c, lto-section-in.c, lto-section-out.c,
1227         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
1228         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
1229         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
1230         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
1231         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
1232         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
1233         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
1234         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
1235         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
1236         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
1237         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
1238         include toplev.h.
1239         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1240         toplev.h.  Dependencies for above files and c-family files changed
1241         to remove $(TOPLEV_H) or toplev.h.
1242         (C_TREE_H): Don't include $(TOPLEV_H).
1243         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1244         bversion.h.
1245         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1246         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1247         config/t-darwin, config/t-sol2,
1248         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1249         Dependencies for above files changed to remove $(TOPLEV_H) or
1250         toplev.h.
1251
1252 2010-11-30  Richard Guenther  <rguenther@suse.de>
1253
1254         PR lto/44986
1255         * gcc.c (main): Use the first input with a compiler as infile
1256         for link spec processing.
1257
1258 2010-11-30  Richard Guenther  <rguenther@suse.de>
1259
1260         PR lto/45949
1261         * cgraphunit.c (ipa_passes): Stop after errors from
1262         small IPA passes.
1263
1264 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1265
1266         * gcc-plugin.h: Include coretypes.h.
1267         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1268
1269 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1270
1271         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1272         * ggc-none.c (ggc_internal_alloc_zone_stat)
1273         (ggc_internal_cleared_alloc_zone_stat): New.
1274
1275 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1276
1277         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1278         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1279         (rs6000_emit_prologue): Don't set PIC register if
1280         TARGET_SINGLE_PIC_BASE.
1281         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1282         * doc/invoke.texi (msingle-pic-base): Document.
1283
1284 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1285
1286         PR driver/46712
1287         * exec-tool.in (id): New.
1288         Check and export LT_RCU_$id instead of LT_RCU.
1289
1290 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1291
1292         PR tree-optimization/46675
1293         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1294         in offset calculation.
1295
1296 2010-11-29  Jan Hubicka  <jh@suse.cz>
1297
1298         * collect2.c (main): Do not imply verbose output with
1299         LTO and linker plugin.
1300
1301 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1302
1303         * dwarf2out.c (print_die): Print the address of the current DIE or
1304         of any DIE referenced by the current one.
1305
1306 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1307
1308         PR debug/46101
1309         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1310         function.
1311         (scope_die_for, gen_type_die_for_member): Replace uses of
1312         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1313
1314 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1315
1316         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1317         (darwin_asm_declare_object_name): Correct spelling.
1318         (darwin_output_aligned_bss): Likewise.
1319
1320 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1321             Mike Stump  <mrs@gcc.gnu.org>
1322
1323         PR target/26427
1324         PR target/33120
1325         PR testsuite/35710
1326         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1327         (ASM_OUTPUT_LOCAL): Likewise.
1328         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1329         (darwin_output_aligned_bss): Likewise.
1330         (darwin_asm_output_aligned_decl_local): Likewise.
1331         (darwin_asm_output_aligned_decl_common): Likewise.
1332         (darwin_use_anchors_for_symbol_p): Likewise.
1333         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1334         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1335         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1336         (DARWIN_SECTION_ANCHORS): Set to 1.
1337         * config/darwin.c (emit_aligned_common): New var.
1338         (darwin_init_sections): Check that the Darwin private zero-size section
1339         marker is in range.
1340         (darwin_text_section): Check for zero-sized objects.
1341         (darwin_mergeable_string_section): Likewise.
1342         (darwin_mergeable_constant_section): Likewise.
1343         (machopic_select_section): Adjust to check for zero-sized objects.
1344         Assert that OBJC meta data are non-zero sized.
1345         (darwin_asm_declare_object_name): New.
1346         (darwin_asm_declare_constant_name): Adjust for zero-sized
1347         object sections.
1348         (BYTES_ZFILL): Define.
1349         (darwin_emit_weak_or_comdat): New.
1350         (darwin_emit_local_bss): New.
1351         (darwin_emit_common): New.
1352         (darwin_output_aligned_bss): New.
1353         (darwin_asm_output_aligned_decl_common): New.
1354         (darwin_asm_output_aligned_decl_local): New.
1355         (darwin_file_end): Disable subsections_via_symbols when section
1356         anchoring is active.
1357         (darwin_asm_output_anchor): Re-enable.
1358         (darwin_use_anchors_for_symbol_p): New.
1359         (darwin_override_options): Check for versions that can emit
1360         aligned common.  Update usage of flags to current.
1361         * config/darwin-sections.def: Update comments and flags for
1362         non-anchor sections.  zobj_const_section, zobj_data_section,
1363         zobj_bss_section, zobj_const_data_section: New.
1364         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1365         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1366         (L2_MAX_OFILE_ALIGNMENT): Define.
1367         (ASM_OUTPUT_ALIGNED_BSS): Define.
1368         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1369         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1370         (SECTION_NO_ANCHOR): Define.
1371         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1372         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1373
1374 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1375
1376         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1377         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1378         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1379         Conditionally define.
1380         (GET_ENVIRONMENT): Poison.
1381         * configure.ac: Don't test for mincore.
1382         * configure: Regenerate.
1383         * config.in: Regenerate.
1384         * collect2-aix.c: Don't include <sys/mman.h>.
1385         * collect2.c: Don't include <signal.h>.
1386         (SIGCHLD): Don't define.
1387         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1388         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1389         <splay-tree.h>.
1390         * config/arm/arm.c (arm_target_help): Use getenv instead of
1391         GET_ENVIRONMENT.
1392         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1393         * config/frv/frv.c: Don't include <ctype.h>.
1394         * config/host-darwin.c: Don't include <sys/mman.h>.
1395         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1396         (MAP_FAILED): Don't define.
1397         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1398         * config/host-solaris.c: Don't include <sys/mman.h>.
1399         * config/i386/cygming.h: Don't include <stdio.h>.
1400         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1401         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1402         * config/iq2000/iq2000.c: Don't include <signal.h>.
1403         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1404         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1405         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1406         * config/microblaze/microblaze.c: Don't include <signal.h>.
1407         * config/mips/mips.c: Don't include <signal.h>.
1408         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1409         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1410         * defaults.h (GET_ENVIRONMENT): Don't define.
1411         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1412         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1413         (SIGCHLD, MAP_FAILED, kill): Don't define.
1414         (process_command): Use getenv instead of GET_ENVIRONMENT.
1415         * genhooks.c: Don't include <string.h>.
1416         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1417         <sys/types.h>.
1418         (MAP_FAILED): Don't define.
1419         * ggc-page.c Don't include <sys/mman.h>.
1420         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1421         * ggc-zone.c: Don't include <sys/mman.h>.
1422         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1423         * graph.c: Include "config.h" instead of <config.h>.
1424         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1425         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1426         (SIGCHLD, kill): Don't define.
1427         * mips-tfile.c: Don't include <signal.h>.
1428         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1429         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1430         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1431         <sys/times.h>.
1432         * sparseset.h: Don't include <assert.h>.
1433         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1434         * tlink.c: Don't include "libiberty.h".
1435         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1436         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1437         * tree-switch-conversion.c: Don't include <signal.h>.
1438         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1439
1440 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1441
1442         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1443         c_parser_objc_try_catch_finally_statement for consistency with the
1444         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1445         objc_begin_catch_clause() in that case.  Improved error recovery.
1446         Reorganized code to be almost identical to
1447         cp_parser_objc_try_catch_finally_statement.
1448
1449 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1450
1451         PR tree-optimization/46621
1452         * gimple.h: Don't include tm.h or hard-reg-set.h .
1453         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1454
1455         PR bootstrap/44756
1456         * cppbuiltin.c: Include target.h .
1457         (define_builtin_macros_for_type_sizes):
1458         Use targetm.float_words_big_endian.
1459
1460 2010-11-27  Jan Hubicka  <jh@suse.cz>
1461
1462         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1463         and output cold_text_section_label.
1464         (dwarf2out_init): Don't do that there.
1465         (dwarf2out_finish): Handle cold section end label only if cold
1466         section was used.
1467
1468 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1469
1470         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1471         VLA variables.
1472
1473 2010-11-27  Richard Guenther  <rguenther@suse.de>
1474
1475         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1476         (gimple_assign_ssa_name_copy_p): Likewise.
1477         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1478         (is_gimple_cast): Remove.
1479         (gimple_assign_single_p): Move ...
1480         * gimple.h (gimple_assign_single_p): ... here.
1481         (is_gimple_cast): Remove.
1482         (gimple_assign_rhs_code): Simplify.
1483         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1484         instead of is_gimple_cast.
1485         * ipa-type-escape.c (look_for_casts): Likewise.
1486
1487 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1488
1489         * doc/options.texi (Enum, EnumValue): Document new record types.
1490         (Enum): Document new option flag.
1491         * opt-functions.awk
1492         * optc-gen.awk: Handle enumerated option arguments.
1493         * opth-gen.awk: Handle enumerated option arguments.
1494         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1495         enum_value_to_arg): New.
1496         (decode_cmdline_option): Handle enumerated arguments.
1497         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1498         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1499         * opts.c (print_filtered_help, print_specific_help): Take
1500         lang_mask arguments.
1501         (print_filtered_help): Handle printing values of enumerated
1502         options.  Print possible arguments for enumerated options.
1503         (print_specific_help): Update call to print_filtered_help.
1504         (common_handle_option): Update calls to print_specific_help.  Use
1505         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1506         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1507         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1508         OPT_fira_region_ here.
1509         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1510         (struct cl_option): Add var_enum.
1511         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1512         struct cl_enum, cl_enums, cl_enums_count): New.
1513         (CL_ERR_ENUM_ARG): Define.
1514         (CL_ERR_NEGATIVE): Update value.
1515         (enum_value_to_arg): Declare.
1516         * common.opt (flag_ira_algorithm, flag_ira_region,
1517         flag_fp_contract_mode, flag_excess_precision_cmdline,
1518         default_visibility, flag_tls_default): Remove Variable entries.
1519         (help_enum_printed): New Variable.
1520         (fdiagnostics-show-location=): Use Enum.  Add associated
1521         SourceInclude, Enum and EnumValue entries.
1522         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1523         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1524         associated Enum and EnumValue entries.
1525
1526 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1527
1528         PR target/46623
1529         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1530         Use XALLOCAVEC.
1531         (microblaze_option_override): Don't use C++ style comments.
1532         (save_restore_insns): Remove unused variable base_offset.
1533         (microblaze_expand_prologue): Remove unused variable insn.
1534         (microblaze_secondary_reload): Adjust type to match target.h .
1535         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1536         (microblaze_expand_move): Likewise.
1537         * config/microblaze/microblaze.h (LARGE_INT):
1538         Avoid signed / unsigned comparisons.
1539         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1540         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1541         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1542
1543 2010-11-26  Michael Matz  <matz@suse.de>
1544
1545         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1546
1547         * passes.c (init_optimization_passes): Remove superfluous
1548         copy-prop pass.
1549
1550 2010-11-26  Richard Guenther  <rguenther@suse.de>
1551
1552         PR lto/46648
1553         * gimple.c (gtc_visit): Do not return true for members of an
1554         SCC still being processed but the current lattice value of
1555         the member.  Treat SCC members comparison state as lattice,
1556         starting at equal, eventually dropping to unequal.
1557         (gimple_types_compatible_p_1): Likewise.
1558
1559 2010-11-26  Richard Guenther  <rguenther@suse.de>
1560
1561         PR middle-end/46559
1562         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1563         for location list processing.
1564
1565 2010-11-26  Richard Guenther  <rguenther@suse.de>
1566
1567         PR lto/46560
1568         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1569         flags manually.
1570
1571 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1572
1573         * config/s390/s390.c (print_operand_address): Replace assert with
1574         error message.
1575         (print_operand): Replace assertions, gcc_unreachable and
1576         fatal_insn with error messages.
1577
1578 2010-11-26  Richard Guenther  <rguenther@suse.de>
1579
1580         PR tree-optimization/46665
1581         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1582
1583 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1584
1585         * config/arm/arm.c (arm_option_override): enable loop array
1586         prefetching at -O3 for suitable targets, and configure params.
1587         * config/arm/arm-protos.h (struct tune_params): Add fields for
1588         configuring loop array prefetching.
1589
1590 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1591
1592         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1593
1594 2010-11-26  Richard Guenther  <rguenther@suse.de>
1595
1596         PR tree-optimization/46664
1597         * tree-affine.c (aff_combination_to_tree): Add rest last.
1598
1599 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1600
1601         PR target/33637
1602         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
1603         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
1604         * configure: Regenerated.
1605         * exec-tool.in: Not quoting command, may have extra arguments.
1606
1607 2010-11-26  Richard Guenther  <rguenther@suse.de>
1608
1609         PR tree-optimization/46528
1610         PR debug/46338
1611         * profile.c (branch_prob): Do not split blocks based on locations
1612         from debug statements.
1613
1614 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
1615
1616         PR middle-end/46647
1617         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
1618         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
1619
1620         PR bootstrap/45700
1621         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
1622         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
1623         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
1624         build6_loc): Define.
1625         * fold-const.c (protected_set_expr_location_unshare): New inline.
1626         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
1627         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
1628         pedantic_omit_one_operand_loc, omit_two_operands_loc,
1629         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
1630         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
1631         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
1632         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
1633         instead of buildN followed by SET_EXPR_LOCATION or
1634         protected_set_expr_location.
1635         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
1636         Use buildN_stat_loc instead of buildN_stat followed by
1637         SET_EXPR_LOCATION.
1638
1639 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
1640
1641         * Makefile.in (s-tm-texi): Remove spurous tab.
1642
1643 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1644
1645         PR debug/46258
1646         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
1647         debug stmts.
1648
1649 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1650
1651         * toplev.c (finalize): Add no_backend parameter.  Don't finish
1652         passes when preprocessing only.  Adjust...
1653         (do_compile): ... caller.
1654
1655 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1656
1657         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
1658         flag_unsafe_math_optimizations.
1659         (negsf2): Likewise.
1660         Move fnegabs related patterns together.  Only use fmpynfadd instruction
1661         to negate a multiply if !flag_signed_zeros is true.
1662
1663 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
1664
1665         * gengtype-state.c (read_state_structures): Initialize "previous".
1666
1667 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
1668             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1669
1670         * gengtype-state.c: Add new file.
1671
1672         * gengtype.c (type count): New variable.
1673         (new_structure, find_param_structure, create_pointer)
1674         (create_array): Use it to set state_number in types.
1675         (dump_everything): Improve comment.
1676         (main): Call read_state and write_state. Print type_count.
1677
1678         * gengtype.h (type_lineloc): New function.
1679         (read_state, write_state): New declarations.
1680
1681         * Makefile.in (GENGTYPE_FLAGS): New variable.
1682         (s-gtype): Run gengtype twice and generate gtype.state.
1683         (build/gengtype-state.o): New rule.
1684         (build/gengtype$(build_exeext)): Link gengtype-state.o.
1685         (mostlyclean): Update comment.  Remove gtype.state.
1686
1687 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
1688
1689         PR middle-end/46637
1690         * combine.c (try_combine): When substing i2dest for i2src, pass
1691         1 as last argument even if
1692         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
1693
1694 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
1695
1696         PR middle-end/46647
1697         * builtins.c (target_char_cast): Check INTEGER_CST instead of
1698         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
1699
1700 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
1701
1702         * target.def (supports_split_stack, except_unwind_info): Take
1703         gcc_options parameters.
1704         * targhooks.c (default_except_unwind_info,
1705         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
1706         gcc_options parameters.
1707         * targhooks.h (default_except_unwind_info,
1708         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
1709         prototypes.
1710         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
1711         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
1712         Document that hooks must not be modified.
1713         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
1714         * doc/tm.texi: Regenerate.
1715         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
1716         &global_options to targetm.except_unwind_info.
1717         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
1718         dwarf2out_begin_prologue, dwarf2out_frame_init,
1719         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
1720         &global_options to targetm.except_unwind_info.
1721         * except.c (init_eh, finish_eh_generation,
1722         gate_convert_to_eh_region_ranges,
1723         output_one_function_exception_table): Pass &global_options to
1724         targetm.except_unwind_info.
1725         * expr.c (build_personality_function): Pass &global_options to
1726         targetm.except_unwind_info.
1727         * function.c (expand_function_end): Pass &global_options to
1728         targetm.except_unwind_info.
1729         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
1730         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
1731         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
1732         and targetm.supports_split_stack.  Remove assertions about opts
1733         and opts_set.
1734         (common_handle_option): Remove assertions about opts, opts_set and dc.
1735         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
1736         &global_options to targetm.except_unwind_info.
1737         * tree.c (build_common_builtin_nodes: Pass &global_options to
1738         targetm.except_unwind_info.
1739         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
1740         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
1741         thumb1_expand_prologue, thumb1_output_function_prologue,
1742         arm_unwind_emit, arm_output_fn_unwind): Update calls to
1743         arm_except_unwind_info.
1744         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
1745         parameter.
1746         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
1747         parameter.
1748         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
1749         ia64_reorg, ia64_asm_unwind_emit): Update calls to
1750         ia64_except_unwind_info.
1751         * config/pa/pa.c (pa_option_override): Pass &global_options to
1752         targetm.except_unwind_info.
1753         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
1754         Remove prototype.
1755
1756 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
1757
1758         * cgraphunit.c (process_function_and_variable_attributes):
1759         Mark dllexport-ed function/variables as needed.
1760         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
1761         as externally visible.
1762
1763 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1764
1765         PR rtl-optimization/46585
1766         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
1767         (vinsn_init): Skip computation of dependencies for local NOPs.
1768         (vinsn_delete): Don't try to free regsets for local NOPs.
1769         (setup_nop_and_exit_insns): Change definition of nop_pattern.
1770
1771 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1772
1773         PR rtl-optimization/46602
1774         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
1775         (tidy_control_flow): Here.
1776
1777 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
1778             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1779
1780         PR bootstrap/45888
1781         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
1782         Fix target.def pathname in timestamp comparison.
1783
1784 2010-11-24  Richard Henderson  <rth@redhat.com>
1785
1786         * config/ia64/predicates.md (pmpyshr_operand): New.
1787         * config/ia64/ia64.c (ia64_expand_unpack): New.
1788         (ia64_expand_widen_mul_v4hi): New.
1789         (ia64_expand_widen_sum): Update for pattern renames.
1790         (ia64_expand_dot_prod_v8qi): Likewise.
1791         * config/ia64/ia64-protos.h: Update.
1792         * config/ia64/vect.md (vecwider): New mode attribute.
1793         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
1794         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
1795         (pmpyshr2, pmpyshr2_u): New.
1796         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
1797         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
1798         (mulv2si3): New.
1799         (vec_pack_ssat_v4hi): Rename from pack2_sss.
1800         (vec_pack_usat_v4hi): Rename from *pack2_uss.
1801         (vec_pack_ssat_v2si): Rename from pack4_sss.
1802         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
1803         vec_select operation.
1804         (vec_interleave_highv8qi): Similarly.
1805         (mux1_alt): Rename from *mux1_alt.
1806         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
1807         (vec_interleave_lowv4hi): Rename from unpack2_l.
1808         (vec_interleave_highv4hi): Rename from unpack2_h.
1809         (mix2_r): Rename from *mix2_r.
1810         (mix2_l): Similarly.
1811         (vec_extract_evenodd_helper): New.
1812         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
1813         (vec_interleave_lowv2si): Rename from *unpack4_l.
1814         (vec_interleave_highv2si): Rename from *unpack4_h.
1815         (vec_extract_evenv2si, vec_extract_oddv2si): New.
1816         (vec_interleave_lowv2sf): Rename from fmix_r.
1817         (vec_interleave_highv2sf): Rename from *fmix_l.
1818         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
1819         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
1820         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
1821         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
1822
1823 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1824
1825         * targhooks.c (default_except_unwind_info): Remove
1826         MUST_USE_SJLJ_EXCEPTIONS case.
1827         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1828         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
1829         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1830         * doc/tm.texi: Regenerate.
1831         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
1832
1833 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1834
1835         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
1836         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
1837         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
1838         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
1839         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
1840
1841 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1842
1843         PR target/46519
1844         * config/i386/i386.c (ix86_expand_call): Don't check
1845         TREE_THIS_VOLATILE.
1846
1847 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1848
1849         PR target/46519
1850         * config/i386/i386.c (upper_128bits_state): New.
1851         (block_info_def): Remove upper_128bits_set and done.  Add state,
1852         referenced, count, processed and rescanned.
1853         (check_avx256_stores): Updated.
1854         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
1855         Call note_stores only if needed.  Set referenced and count.
1856         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
1857         (rescan_move_or_delete_vzeroupper): New.
1858         (move_or_delete_vzeroupper):  Process and rescan all all basic
1859         blocks instead of predecessor blocks of all exit points.
1860         (ix86_option_override_internal): Enable vzeroupper optimization
1861         only for -fexpensive-optimizations and not optimizing for size.
1862         (use_avx256_p): Removed.
1863         (init_cumulative_args): Don't set use_avx256_p.
1864         (ix86_function_arg): Likewise.
1865         (ix86_expand_move): Likewise.
1866         (ix86_expand_vector_move_misalign): Likewise.
1867         (ix86_local_alignment): Likewise.
1868         (ix86_minimum_alignment): Likewise.
1869         (ix86_expand_epilogue): Don't check use_avx256_p when generating
1870         vzeroupper.
1871         (ix86_expand_call): Likewise.
1872
1873         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
1874         and use_avx256_p.  Add rescan_vzeroupper_p.
1875
1876 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1877
1878         * toplev.c: Include <signal.h>.
1879
1880 2010-11-24  Richard Guenther  <rguenther@suse.de>
1881
1882         PR lto/43218
1883         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
1884         conflicting function signatures as non-inlineable.
1885
1886 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1887
1888         PR rtl-optimization/46614
1889         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
1890          (deps_analyze_insn): Mark JUMP_INSNs in
1891         last_pending_memory_flush that weren't added through
1892         flush_pending_lists with NON_FLUSH_JUMP_KIND.
1893         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
1894         on INSN_LIST instead of JUMP_P check on its operand.
1895         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
1896
1897 2010-11-24  Richard Guenther  <rguenther@suse.de>
1898
1899         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
1900
1901 2010-11-24  Richard Guenther  <rguenther@suse.de>
1902
1903         PR lto/46606
1904         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
1905         a FIELD_DECL that is type correct issue a warning and fixup
1906         with a VIEW_CONVERT_EXPR.
1907
1908 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
1909
1910         * doc/invoke.texi (Options for Debugging Your Program or GCC):
1911         Explain static numbering of dump files.
1912
1913 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1914
1915         * common.opt (user_vect_verbosity_level): New Variable entry.
1916         (ftree-vectorizer-verbose=): Mark as UInteger.
1917         * flag-types.h (enum vect_verbosity_levels): Move from enum
1918         verbosity_levels in tree-vectorizer.h.
1919         * opts.c: Don't include tree.h.
1920         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
1921         gcc_options parameter; take integer option argument.
1922         (common_handle_option): Update call to vect_set_verbosity_level.
1923         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
1924         (vect_set_verbosity_level): Move to opts.c.
1925         (vect_verbosity_level, vect_print_dump_info): Update for change of
1926         enum name.
1927         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
1928         (vect_print_dump_info): Update for change of enum name.
1929         * tree.h (vect_set_verbosity_level): Remove.
1930         * Makefile.in (opts.o): Update dependencies.
1931
1932 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1933
1934         PR middle-end/46629
1935         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
1936         instead of insn with any_condjump_p.
1937
1938 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
1939
1940         * config/mips/loongson.md: Change the description comment of the file
1941         and update the copyright years.
1942         (define_insn "<u>div<mode>3): Add loongson3a support.
1943         (define_insn "<u>mod<mode>3"): Likewise.
1944         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
1945         mul<mode>3_mul3_loongson.
1946         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
1947         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
1948
1949 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
1950
1951         * common.opt (initial_max_fld_align, flag_debug_asm,
1952         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
1953         flag_print_asm_name, graph_dump_format, help_printed,
1954         help_columns, flag_opts_finished): New Variable entries.
1955         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
1956         frandom-seed=): Mark deferred.
1957         (fsched-verbose=): Use UInteger and Var.
1958         * flags.h (set_struct_debug_option, flag_print_asm_name,
1959         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
1960         graph_dump_format): Don't declare here.
1961         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
1962         * opts-global.c: Include dbgcnt.h and debug.h.
1963         (decode_options): Pass location to finish_options.
1964         (handle_common_deferred_options): Check flag_dump_all_passed.
1965         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
1966         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
1967         OPT_fstack_limit.
1968         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
1969         (set_struct_debug_option): Add location_t parameter.  Update
1970         recursive call.  Use error_at.
1971         (default_options_optimization): Use error_at.
1972         (finish_options): Add location_t parameter.  Use
1973         opts->x_flag_opts_finished instead of first_time_p.  Use
1974         opts->x_optimize instead of optimize.  Use error_at.  Pass
1975         location to inform.
1976         (print_filtered_help): Use opts->x_help_printed to track what
1977         options have been printed.
1978         (print_specific_help): Use opts->x_help_columns to track number of
1979         columns.
1980         (common_handle_option): Pass locations and gcc_options pointers to
1981         more functions.  Use warning_at instead of fnotice and warning.
1982         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
1983         OPT_fdebug_prefix_map_.  Use error_at.  Set
1984         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
1985         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
1986         OPT_fsched_verbose_.
1987         (handle_param): Add location_r parameter.  Use error_at.
1988         (set_debug_level): Add location_r parameter.  Use error_at and
1989         warning_at.
1990         (setup_core_dumping): Add diagnostic_context parameter.
1991         (decode_d_option): Add gcc_options, location_t and
1992         diagnostic_context parameters and use them instead of global
1993         state.  Use warning_at.
1994         (enable_warning_as_error): Use error_at.
1995         * opts.h (finish_options): Update prototype.
1996         (set_struct_debug_option): Declare here.
1997         * rtl.h (fix_sched_param): Remove.
1998         * stor-layout.c (initial_max_fld_align): Remove.
1999         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
2000         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
2001         (process_options): Set maximum_field_alignment.
2002         * tree.h (initial_max_fld_align) Don't declare here.
2003         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2004
2005 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2006
2007         * flag-types.h (struct visibility_flags): Don't declare here.
2008         * flags.h (strip_off_ending, fast_math_flags_set_p,
2009         fast_math_flags_struct_set_p): Declare here.
2010         (visibility_options): Don't declare here.
2011         * opts-common.c (option_enabled, get_option_state): Move from
2012         opts.c.
2013         * opts-global.c: Include diagnostic.h instead of
2014         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
2015         and toplev.h.
2016         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2017         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2018         print_ignored_options, unknown_option_callback,
2019         post_handling_callback, lang_handle_option, add_input_filename,
2020         read_cmdline_options, initial_lang_mask, init_options_once,
2021         decode_cmdline_options_to_array_default_mask,
2022         set_default_handlers, decode_options): Move from opts.c.
2023         (print_ignored_options): Use warning_at instead of saving and
2024         restoring input_location.
2025         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
2026         instead of expr.h.  Don't include langhooks.h, except.h or
2027         lto-streamer.h.  Add more comments on includes.
2028         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
2029         toplev.c.
2030         (visibility_options): Move to c-family/c-common.c.
2031         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2032         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2033         print_ignored_options, unknown_option_callback,
2034         post_handling_callback, lang_handle_option, add_input_filename,
2035         read_cmdline_options, initial_lang_mask, init_options_once,
2036         decode_cmdline_options_to_array_default_mask,
2037         set_default_handlers, decode_options): Move to opts-global.c.
2038         (target_handle_option, default_options_optimization,
2039         finish_options, common_handle_option): Remove static.
2040         (option_enabled, get_option_state): Move to opts-common.c.
2041         * opts.h (common_handle_option, target_handle_option,
2042         finish_options, default_options_optimization): Declare.
2043         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
2044         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
2045         opts.c.
2046         * toplev.h (strip_off_ending, decode_d_option,
2047         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
2048         declare here.
2049         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2050
2051 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
2052
2053         PR driver/42690
2054         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
2055         options, replace by call of pass-through-libs spec function to process
2056         link_gcc_c_sequence spec.
2057         (lto_libgcc_spec): Delete variable.
2058         (static_specs[]): Remove related entry.
2059         (static_spec_functions[]): Add new entry for pass-through-libs.
2060         (main): Don't generate deleted lto_libgcc_spec.
2061         (pass_through_libs_spec_func): New function to implement the new
2062         pass-through-libs spec function.
2063         * doc/invoke.texi (pass-through-libs): Document new spec function.
2064
2065 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2066
2067         * doc/options.texi (Warning, Optimization): Document.
2068
2069 2010-11-23  Jan Hubicka  <jh@suse.cz>
2070
2071         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
2072         (tree_decl_with_vis): Add implicit_section_name_p.
2073         * targhooks.h (default_function_section): Declare.
2074         * target.def (function_section): New hook.
2075         * defaults.h (HOT_TEXT_SECTION_NAME,
2076         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2077         * predict.c (choose_function_section): Remove.
2078         (estimate_bb_frequencies): Do not use choose_function_section.
2079         * coretypes.h (enum node_frequency): Move here from cgraph.h
2080         * cgraph.h (enum node_frequency): Remove.
2081         * varasm.c (initialize_cold_section_name, unlikely_text_section,
2082         unlikely_text_section_p): Remove.
2083         (named_subsection_entry): New structure.
2084         (get_text_section): New function.
2085         (default_function_section): New function.
2086         (function_section_1): Break out from ...; handle profile info.
2087         (function_section): ... here.
2088         (unlikely_text_section): Remove.
2089         (unlikely_text_section_p): Use function_section_1.
2090         (assemble_start_function): Do not initialize cold section.
2091         (default_section_type_flags): Do not special case cold subsection.
2092         (switch_to_section): Likewise.
2093         * output.h (get_text_section): Define.
2094         * config/i386/winnt.c: Do not special case cold section.
2095         * config/darwin-protos.h (darwin_function_section): Declare.
2096         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
2097         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2098         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
2099         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2100         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
2101         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
2102         * config/darwin.c (machopic_select_section): Use
2103         darwin_function_section.
2104         (darwin_function_section): New function.
2105         * config/darwin.h (HOT_TEXT_SECTION_NAME,
2106         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2107         (TARGET_ASM_FUNCTION_SECTION): Define.
2108         * system.h (HOT_TEXT_SECTION_NAME,
2109         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
2110
2111 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
2112
2113         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
2114         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
2115
2116 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
2117
2118         PR middle-end/46499
2119         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
2120         following unconditional jumps.
2121
2122 2010-11-23  Richard Guenther  <rguenther@suse.de>
2123
2124         * doc/md.texi (386 constraints): Clarify A constraint documentation.
2125
2126 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2127             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2128
2129         * gengtype.c (enum typekind, struct options)
2130         (struct nested_ptr_data, struct pair, NUM_PARAM)
2131         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
2132         Move to gengtype.h.
2133         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
2134         Remove static, add zero state_number.
2135         (typedefs, structures, param_structs, variables): Remove static.
2136         (create_option): Remove.
2137         (create_string_option, create_type_option, create_nested_option):
2138         New functions.
2139         (create_nested_ptr_option): Use create_nested_option.
2140         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
2141         new create*option functions.
2142         (process_gc_options): Adjust for discriminated option.
2143         (output_mangled_typename): Handle TYPE_NONE.
2144         (walk_type): Test option kinds.
2145         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
2146         (write_func_for_structure, write_type, write_local, write_root)
2147         (write_roots, note_def_vec, dump_options): Adjust for
2148         discriminated option.
2149
2150         * gengtype.h (typedefs, structures, param_structs, variables
2151         enum typekind): Move from gengtype.c
2152         (enum option_kind): New discriminating enumeration.
2153         (struct options): Becomes discriminated.
2154         (struct nested_ptr_data): Nove from gengtype.c
2155         (create_string_option, create_type_option, create_nested_option)
2156         (create_nested_ptr_option): New functions
2157         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
2158         (UNION_OR_STRUCT_P): Move from gengtype.c
2159
2160         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
2161         discriminated options.
2162
2163 2010-11-23  Richard Guenther  <rguenther@suse.de>
2164
2165         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
2166         twice.  Avoid re-allocating the ops vector all the time.
2167
2168 2010-11-23  Richard Guenther  <rguenther@suse.de>
2169
2170         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
2171         is_gimple_min_invariant, group tree code checks to allow
2172         combining them.
2173         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
2174         of is_gimple_reg.
2175
2176 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
2177
2178         * config.gcc (sparc*-*-*): Reorder.
2179
2180 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2181
2182         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
2183         Remove ENABLE_CHECKING around DBGPRINTF.
2184
2185 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
2186
2187         * common.opt (exit_after_options, write_symbols, debug_info_level,
2188         use_gnu_debug_info_extensions): New Variable entries.
2189         (fprofile-dir=): Use Var.
2190         * flag-types.h (enum debug_info_level): Rename to enum
2191         debug_info_levels.
2192         * flags.h (write_symbols, debug_info_level,
2193         use_gnu_debug_info_extensions): Remove declarations.
2194         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
2195         (set_struct_debug_option): Make static variables const.
2196         (use_gnu_debug_info_extensions): Remove.
2197         (set_debug_level, print_filtered_help, print_specific_help,
2198         fast_math_flags_set_p): Take gcc_options parameters and use them
2199         in place of global variables.
2200         (print_filtered_help): Make new_help non-static.
2201         (print_specific_help): Update call to print_filtered_help.
2202         (common_handle_option): Update calls to print_specific_help.  Use
2203         gcc_options structure for more settings.  Make --help table
2204         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
2205         set_debug_level.
2206         * toplev.c (profile_data_prefix): Remove.
2207         * toplev.h (profile_data_prefix, exit_after_options): Remove
2208         declarations.
2209         (fast_math_flags_set_p): Update prototype.
2210         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
2211         Update call to fast_math_flags_set_p.
2212
2213 2010-11-22  Richard Henderson  <rth@redhat.com>
2214
2215         PR target/46434
2216         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
2217         return the address register extracted.
2218         (crx_decompose_address): Update the extracted address register.
2219
2220 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
2221
2222         PR driver/43335
2223         * gcc.c (main): Don't crash when lto-wrapper program is not found.
2224
2225 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
2226
2227         PR target/46608
2228         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
2229         * config/picochip/picochip-protos.h: Don't include "target.h" .
2230         (picochip_secondary_reload): Don't declare.
2231
2232         PR target/46613
2233         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
2234         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
2235         static.
2236
2237 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
2238
2239         PR bootstrap/46609
2240         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2241         (source_dot_c_frul): Likewise.
2242
2243 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2244
2245         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2246
2247 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2248
2249         PR bootstrap/44970
2250         * Makefile.in (fwprop.o) Add sparseset.h.
2251         * fwprop.c: Include sparseset.h
2252         (struct find_occurrence_data, find_occurrence_callback,
2253         find_occurrence): Remove.
2254         (active_defs, active_defs_check, register_active_defs,
2255         update_df_init, update_uses): New.
2256         (update_df): Rewrite.
2257         (try_fwprop_subst, forward_propagate_asm): Add calls to
2258         update_df_init and update_df.
2259         (fwprop_init): Allocate active_defs and active_defs_check.
2260         (fwprop_done): Free them.
2261         (fwprop, fwprop_addr): Adjust comments.
2262         * df.h (df_uses_create): Declare.
2263         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2264         (df_ref_create): Return result of df_ref_create_structure directly.
2265         (df_ref_create_structure): Call df_install_ref_incremental when
2266         no collection_rec is passed.
2267         (df_ref_record): Do not create multiword hard reg info when no
2268         collection_rec is passed.
2269         (df_uses_create): New.
2270
2271 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2272
2273         PR middle-end/43057
2274         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2275         setting location.
2276
2277 2010-11-22  Richard Guenther  <rguenther@suse.de>
2278
2279         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2280         MEM_REFs, preserve volatileness.
2281         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2282         addresses.
2283
2284 2010-11-22  Richard Guenther  <rguenther@suse.de>
2285
2286         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2287
2288 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2289
2290         PR rtl-optimization/45652
2291         * alias.c (get_reg_base_value): New.
2292         * rtl.h (get_reg_base_value): Add prototype.
2293         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2294         non-null REG_BASE_VALUE for renaming.
2295
2296 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2297             Basile Starynkevitch  <basile@starynkevitch.net>
2298
2299         * gengtype.c: Include xregex.h and obstack.h
2300         Added comments about role of get_output_file_with_visibility and
2301         our regexpr machinery.
2302         (frul_actionrout_t, struct file_rule_st): New.
2303         (hader_dot_h_frul, source_dot_c_frul): New functions.
2304         (NULL_REGEX,  NULL_FRULACT): New.
2305         (files_rules): New.
2306         (matching_file_name_substitute): New function.
2307         (get_output_file_with_visibility): Updated comments and rewritten
2308         to use the new files_rules machinery.
2309
2310         * Makefile.in (XREGEX_H): Added variable.
2311         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2312
2313 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2314
2315         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2316
2317 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2318
2319         * target.def (conditional_register_usage): Define.
2320         * reginfo.c (init_reg_sets_1): Call
2321         targetm.conditional_register_usage.
2322         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2323         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2324         for making it a hook.
2325         * doc/tm.texi: Regenerate.
2326         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2327         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2328         New function.
2329         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2330         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2331         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2332         New function.
2333         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2334         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2335         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2336         New function.
2337         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2338         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2339         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2340         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2341         (bfin_conditional_register_usage): ...here.  New function.
2342         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2343         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2344         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2345         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2346         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2347         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2348         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2349         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2350         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2351         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2352         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2353         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2354         New function.
2355         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2356         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2357         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2358         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2359         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2360         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2361         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2362         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2363         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2364         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2365         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2366         New function.
2367         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2368         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2369         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2370         Delete.
2371         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2372         static.
2373         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2374         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2375         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2376         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2377         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2378         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2379         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2380         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2381         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2382         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2383         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2384         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2385         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2386         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2387         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2388         ...here.  New function.
2389         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2390         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2391         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2392         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2393         New function.
2394         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2395         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2396         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2397         New function.
2398         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2399         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2400         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2401         Delete.
2402         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2403         static.
2404         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2405         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2406         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2407         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2408         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2409         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2410         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2411         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2412         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2413         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2414         * config/score/score.c (score_conditional_register_usage): ...here.
2415         New function.
2416         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2417         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2418         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2419         New function.
2420         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2421         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2422         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2423         New function.
2424         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2425         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2426         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2427         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2428         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2429         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2430         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2431         New function.
2432         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2433
2434 2010-11-21  Jan Hubicka  <jh@suse.cz>
2435             Dominique d'Humieres <dominiq@lps.ens.ft>
2436
2437         PR target/46510
2438         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2439         finalize external decls.
2440
2441 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2442
2443         * system.h (strerror): Poison.
2444
2445 2010-11-21  Richard Henderson  <rth@redhat.com>
2446
2447         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2448         for infq/huge_valq.
2449
2450 2010-11-21  Richard Henderson  <rth@redhat.com>
2451
2452         PR rtl-optimization/46571
2453         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2454         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2455
2456 2010-11-21  Paul Koning  <ni1d@arrl.net>
2457
2458         * config/mips/pdp11.md (negsi2): Fix wrong code.
2459
2460 2010-11-21  Paul Koning  <ni1d@arrl.net>
2461
2462         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2463         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2464
2465 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2466
2467         * config/mips/mips.c (machine_function): Rename load_label_length to
2468         load_label_num_insns.
2469         (mips_load_label_length): Rename to...
2470         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2471         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2472
2473 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2474
2475         PR target/46533
2476         * config/alpha/predicates.md (direct_call_operand): Return false
2477         for !TARGET_SMALL_TEXT targets.
2478
2479 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2480
2481         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2482         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2483         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2484         * doc/tm.texi: Regenerate.
2485         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2486         HANDLE_PRAGMA_WEAK): Poison.
2487         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2488         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2489         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2490         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2491         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2492         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2493         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2494         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2495         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2496         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2497         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2498         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2499         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2500         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2501         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2502         (HANDLE_PRAGMA_WEAK): Don't undefine.
2503         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2504         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2505         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2506         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2507         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2508         (HANDLE_PRAGMA_WEAK): Don't undefine.
2509         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2510         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2511         (HANDLE_PRAGMA_PACK): Don't undefine.
2512         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2513         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2514         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2515         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2516         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2517         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2518         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2519         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2520         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2521         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2522         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2523         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2524         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2525         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2526         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2527         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2528         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2529
2530 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2531
2532         PR target/31100
2533         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2534         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2535         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2536
2537 2010-11-20  Jan Hubicka  <jh@suse.cz>
2538
2539         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2540         (dump_cgraph_node): Dump resolution.
2541         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2542         (cgraph_comdat_can_be_unshared_p): Dclare.
2543         * lto-streamer-out.c (produce_symtab): Use
2544         cgraph_comdat_can_be_unshared_p.
2545         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2546         (cgraph_comdat_can_be_unshared_p): New function based on logic
2547         in cgraph_externally_visible_p.
2548         (cgraph_externally_visible_p): Use it.
2549         (varpool_externally_visible_p): Virtual tables can be unshared.
2550         * varpool.c (dump_varpool_node): Dump resolution.
2551
2552 2010-11-20  Jan Hubicka  <jh@suse.cz>
2553
2554         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2555
2556 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2557
2558         PR other/46202
2559         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2560         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2561         shell quoting.
2562         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2563         (install-strip): New target.
2564         (STRIPPROG): New variable, exported if STRIP is set.
2565         * doc/install.texi (Final install): Minor markup and code style
2566         fixes.  Document install-strip target.
2567
2568 2010-11-20  Paul Koning  <ni1d@arrl.net>
2569
2570         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2571         pdp11_regno_reg_class): New functions.
2572         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2573         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2574         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2575         functions.
2576         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2577         frame pointer and argument pointer pseudo-registers.
2578         (ARG_POINTER_REGNUM): Define.
2579         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2580         argument pointer.
2581         (FIRST_PARM_OFFSET): Update for argument pointer.
2582         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2583         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2584         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2585         frame pointer and argument pointer.
2586
2587 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2588
2589         PR debug/46561
2590         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2591         when looking for immediate uses.
2592
2593         PR tree-optimization/45830
2594         * stmt.c (expand_switch_using_bit_tests_p): New function.
2595         (expand_case): Use it.
2596         * tree.h (expand_switch_using_bit_tests_p): New prototype.
2597         * tree-switch-conversion.c (struct switch_conv_info): Add
2598         bit_test_uniq, bit_test_count and bit_test_bb fields.
2599         (check_range): Fix a comment.
2600         (check_process_case): Compute bit_test_uniq and bit_test_count.
2601         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
2602         allocation.
2603         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
2604         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
2605         (array_value_type): New function.
2606         (build_one_array): Use it, if it returned different type,
2607         fold_convert all constructor fields and convert back to the
2608         wider type in the generated code.
2609         (process_switch): Initialize bit_test_uniq, bit_test_count and
2610         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
2611         returned true.
2612
2613 2010-11-19  Michael Matz  <matz@suse.de>
2614
2615         PR tree-optimization/46077
2616         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
2617
2618 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
2619
2620         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2621         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
2622         function.
2623         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2624
2625 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2626
2627         * mode-switching.c (optimize_mode_switching): Use
2628         FOR_BB_INSNS instead of open-coded loop.
2629         * cfgrtl.c (redirect_branch_edge): Ditto.
2630
2631 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
2632
2633         PR target/46436
2634         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
2635         to accomodate 32 bit HOST_WIDE_INT.
2636         (m68hc11_emit_logical): Remove unused variable insn.
2637         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
2638         this_insn_uses_iy before use.
2639
2640         PR target/46434
2641         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
2642
2643 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2644
2645         PR c/46547
2646         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
2647         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
2648
2649 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2650
2651         * doc/extend.texi (Function attributes): Document PowerPC target
2652         attributes that are supported.
2653         (Pragmas): Document that PowerPC now supports target pragmas.
2654
2655         * doc/options.texi (TargetVariable): Document TargetVariable,
2656         HeaderInclude, and SourceInclude.
2657
2658         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
2659         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
2660         -ffp-contract=off.
2661
2662         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
2663         SourceInclude directives.  Fix a cut+paste error with target save
2664         enum variables.  Sort enums in the structures after ints and
2665         before shorts.
2666         * opth-gen.awk: Ditto.
2667
2668         * configure.ac: Add support for HeaderInclude and SourceInclude option
2669         directives to add the appropriate files to the dependency lists.
2670         * configure: Regenerate.
2671         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
2672         (OPTIONS_C_EXTRA): New variable for SourceInclude.
2673         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
2674         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
2675         (gcc-options.o): Ditto.
2676         * opt-include.awk: New awk script to handle HeaderInclude and
2677         TargetInclude.
2678
2679         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
2680         gets saved in the target options.
2681         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
2682         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2683         (-mprototype): Ditto.
2684         (-mbit-word): ditto.
2685         (-mregnames): Ditto.
2686         (-msecure-plt): Ditto.
2687         (-mbss-plt): Ditto.
2688         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
2689         (-mpowerpc-gfxopt): Ditto.
2690         (-mmfcrf): Ditto.
2691         (-mpopcntb): Ditto.
2692         (-mfprnd): Ditto.
2693         (-mcmpb): Ditto.
2694         (-mmmfpgpr): Ditto.
2695         (-maltivec): Ditto.
2696         (-mhard-dfp): Ditto.
2697         (-mmulhw): Ditto.
2698         (-mdlmzb): Ditto.
2699         (-mmultiple): Ditto.
2700         (-mstring): Ditto.
2701         (-mpopcntd): Ditto.
2702         (-mfriz): Ditto.
2703         (-mvsx): Ditto.
2704         (-mno-update): Ditto.
2705         (-mavoid-indexed-addresses): Ditto.
2706         (-mtls-markers): Ditto.
2707         (-msched-epilog): Ditto.
2708         (-msched-prolog): Ditto.
2709         (-maix-struct-return): Ditto.
2710         (-msvr4-struct-return): Ditto.
2711         (-mxl-compat): Ditto.
2712         (-mrecip-precision): Ditto.
2713         (-mfp-in-toc): Ditto.
2714         (-msum-in-toc): Ditto.
2715         (-mvrsave): Ditto.
2716         (-mblock-move-inline-limit=): Ditto.
2717         (-misel): Ditto.
2718         (-mpaired): Ditto.
2719         (-mlongcall): Ditto.
2720         (-mgen-cell-microcode): Ditto.
2721         (-mwarn-cell-microcode): Ditto.
2722         (-mwarn-altivec-long): Ditto.
2723         (-mprioritize-restricted-insns=): Ditto.
2724         (-msingle-float): Ditto.
2725         (-mdouble-float): Ditto.
2726         (-msimple-fpu): Ditto.
2727         (-mxilinx-fpu): Ditto.
2728         * config/rs6000/aix64.opt (-mpe): Ditto.
2729
2730         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
2731         (rs6000_cpu): Move variable to be a target variable.  Rename
2732         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
2733         -mdebug=<xxx> variables into a single int.
2734         (rs6000_always_hint): Ditto.
2735         (rs6000_sched_groups): Ditto.
2736         (rs6000_align_branch_targets): Ditto.
2737         (rs6000_sched_costly_dep): Ditto.
2738         (rs6000_sched_insert_nops): Ditto.
2739         (rs6000_long_double_type_size): Ditto.
2740         (rs6000_ieeequad): Ditto.
2741         (rs6000_altivec_abi): Ditto.
2742         (rs6000_spe): Ditto.
2743         (rs6000_spe_abi): Ditto.
2744         (rs6000_float_gprs): Ditto.
2745         (rs6000_darwin64_abi): Ditto.
2746         (can_override_loop_align): Ditto.
2747         (rs6000_sdata): Ditto.
2748         (rs6000_tls_size): Ditto.
2749         (rs6000_current_abi): Ditto.
2750         (rs6000_traceback): Ditto.
2751         (rs6000_alignment_flags): Ditto.
2752         (rs6000_current_cmodel): Ditto.
2753         (rs6000_recip_control): Ditto.
2754         (rs6000_cpu_index): Ditto.
2755         (rs6000_tune_index): Ditto.
2756         (rs6000_debug): Ditto.
2757         (rs6000_target_flags_explict): Ditto.
2758
2759         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
2760         declaration.
2761
2762         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
2763         cmodel.  Change all uses.
2764
2765         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
2766         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
2767         Rename cmodel to rs6000_current_cmodel.
2768         (rs6000_sched_groups): Ditto.
2769         (rs6000_align_branch_targets): Ditto.
2770         (rs6000_sched_costly_dep): Ditto.
2771         (rs6000_sched_insert_nops): Ditto.
2772         (rs6000_long_double_type_size): Ditto.
2773         (rs6000_ieeequad): Ditto.
2774         (rs6000_altivec_abi): Ditto.
2775         (rs6000_spe): Ditto.
2776         (rs6000_spe_abi): Ditto.
2777         (rs6000_float_gprs): Ditto.
2778         (rs6000_darwin64_abi): Ditto.
2779         (can_override_loop_align): Ditto.
2780         (rs6000_sdata): Ditto.
2781         (rs6000_tls_size): Ditto.
2782         (rs6000_current_abi): Ditto.
2783         (rs6000_traceback): Ditto.
2784         (rs6000_alignment_flags): Ditto.
2785         (rs6000_current_cmodel): Ditto.
2786         (rs6000_recip_control): Ditto.
2787         (rs6000_cpu_index): Ditto.
2788         (rs6000_tune_index): Ditto.
2789         (rs6000_debug): Ditto.
2790         (rs6000_target_flags_explict): Ditto.
2791         (rs6000_sched_insert_nops_str): Make static.
2792         (rs6000_sched_costly_dep_str): Ditto.
2793         (rs6000_recip_name): Ditto.
2794         (rs6000_abi_name): Ditto.
2795         (rs6000_sdata_name): Ditto.
2796         (enum rs6000_traceback_name): Move to rs6000-opts.h.
2797         (rs6000_parse_tls_size_option): Delete.
2798         (rs6000_valid_attribute_p): New function for target attributes and
2799         pragmas.
2800         (rs6000_function_specific_save): Ditto.
2801         (rs6000_function_specific_restore): Ditto.
2802         (rs6000_function_specific_print): Ditto.
2803         (rs6000_can_inline_p): Ditto.
2804         (rs6000_set_current_function): Ditto.
2805         (rs6000_inner_target_options): Ditto.
2806         (rs6000_debug_target_options): Ditto.
2807         (rs6000_pragma_target_parse): Ditto.
2808         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
2809         attributes and pragmas.
2810         (TARGET_OPTION_SAVE): Ditto.
2811         (TARGET_OPTION_RESTORE): Ditto.
2812         (TARGET_OPTION_PRINT): Ditto.
2813         (TARGET_CAN_INLINE_P): Ditto.
2814         (TARGET_SET_CURRENT_FUNCTION): Ditto.
2815         (POWER_MASKS): Move to file level scope from the
2816         rs6000_option_override_internal function.
2817         (POWERPC_MASKS): Ditto.
2818         (ISA_*_MASKS): Ditto.
2819         (struct rs6000_ptt): Ditto.
2820         (processor_target_table): Ditto.
2821         (rs6000_cpu_name_lookup): Map cpu name to an index in
2822         processor_target_table.
2823         (rs6000_debug_reg_global): Print more information on processor
2824         options for -mdebug=reg.
2825         (rs6000_init_hard_regno_mode_ok): Add support for target
2826         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
2827         Allow -mdebug=val1,val2.  Rename cmodel variable.
2828         (rs6000_option_override_internal): Ditto.
2829         (rs6000_option_override): Ditto.
2830         (rs6000_handle_option): Ditto.
2831         (rs6000_conditional_register_usage): Add debug trace message.
2832         (struct rs6000_opt_mask): New for target attribute/pragma support.
2833         (rs6000_opt_masks): Ditto.
2834         (struct rs6000_opt_var): Ditto.
2835         (rs6000_opt_vars): Ditto.
2836         (rs6000_previous_function): Ditto.
2837
2838         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
2839         wasn't already included.
2840         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
2841         (enum processor_type): Ditto.
2842         (rs6000_cpu): Ditto.
2843         (enum fpu_type_t): Ditto.
2844         (fpu_type): Ditto.
2845         (enum rs6000_dependence_cost): Ditto.
2846         (enum rs6000_nop_insertion): Ditto.
2847         (enum group_termination): Ditto.
2848         (rs6000_long_double_type_size): Ditto.
2849         (rs6000_ieeequad): Ditto.
2850         (rs6000_altivec_abi): Ditto.
2851         (rs6000_spe_abi): Ditto.
2852         (rs6000_spe): Ditto.
2853         (rs6000_float_gprs): Ditto.
2854         (rs6000_alignment_flags): Ditto.
2855         (rs6000_sched_insert_nops): Ditto.
2856         (enum rs6000_vector): Ditto.
2857         (enum rs6000_abi): Ditto.
2858         (rs6000_current_opt): Ditto.
2859         (rs6000_debug_*): Delete.
2860         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
2861         (TARGET_DEBUG*): Ditto.
2862
2863         * config/rs6000/rs6000-opts.h: New header file to define the enums
2864         that are used in target variables that are now defined in rs6000.opt.
2865
2866         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
2867         rs6000-opts.h.
2868         (rs6000_sdata): Ditto.
2869         (rs6000_abi_name): Delete.
2870         (rs6000_sdata_name): Ditto.
2871         (rs6000_tls_size_string): Ditto.
2872
2873 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2874
2875         * common.opt (debug_struct_ordinary, debug_struct_generic): New
2876         Variable entries.
2877         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
2878         should_emit_struct_debug): Move from opts.c.
2879         * flag-types.h (enum debug_struct_file): Move from opts.c.
2880         * flags.h (should_emit_struct_debug): Remove.
2881         (base_of_path): Declare.
2882         (set_struct_debug_option): Add gcc_options parameter.
2883         * optc-gen.awk, opth-gen.awk: Handle array variables.
2884         * opts.c (enum debug_struct_file, debug_struct_ordinary,
2885         debug_struct_generic): Remove.
2886         (set_struct_debug_option): Add gcc_options parameter.
2887         (base_of_path): Remove static.
2888         (main_input_basename, main_input_baselength, matches_main_base,
2889         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
2890         Remove.
2891         * toplev.c (main_input_basename, main_input_baselength): Define
2892         here.
2893         * toplev.h (main_input_basename, main_input_baselength): Declare
2894         here.
2895
2896 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2897
2898         * common.opt (flag_instrument_functions_exclude_functions,
2899         flag_instrument_functions_exclude_files): New Variable definitions.
2900         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
2901         * gimplify.c (char_p): Declare type and vectors.
2902         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
2903         * opts.c (flag_instrument_functions_exclude_functions,
2904         flag_instrument_functions_exclude_files): Remove.
2905         (add_comma_separated_to_vector): Take void **.
2906         (flag_instrument_functions_exclude_p): Move to gimplify.c.
2907         (common_handle_option): Use options structure for
2908         -finstrument-functions-exclude- options.
2909
2910 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2911
2912         * doc/options.texi (Var): Document effects of Defer.
2913         (Defer): Document.
2914         * opt-functions.awk (var_type, var_set): Handle deferred options.
2915         * opts-common.c (set_option): Handle CLVC_DEFER.
2916         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
2917         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
2918         fstack-limit-symbol=): Mark as deferred.
2919         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
2920         plugin.h.
2921         (print_filtered_help): Don't report state of CLVC_DEFER options.
2922         (common_handle_option): Move code for OPT_fcall_used_,
2923         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
2924         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
2925         OPT_fstack_limit_symbol_ to opts-global.c.
2926         (option_enabled, get_option_state): Handle CLVC_DEFER.
2927         * opts.h: Include vec.h.
2928         (enum cl_var_type): Add CLVC_DEFER.
2929         (cl_deferred_option): Define type and vectors.
2930         (handle_common_deferred_options): Declare.
2931         * opts-global.c: New.
2932         * toplev.c (toplev_main): Call handle_common_deferred_options
2933         * Makefile.in (OPTS_H): Include $(VEC_H).
2934         (OBJS-common): Include opts-global.o.
2935         (opts.o): Update dependencies.
2936         (opts-global.o): Add dependencies.
2937
2938 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
2939
2940         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
2941         to objc_declare_protocols.
2942
2943 2010-11-19  Richard Guenther  <rguenther@suse.de>
2944
2945         PR lto/45789
2946         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
2947         IDENTIFIERs do not stream TREE_TYPE.
2948         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
2949
2950 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
2951
2952         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
2953
2954 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
2955
2956         PR target/45870
2957         * dwarf2out.c (const_ok_for_output_1): Don't complain about
2958         non-delegitimized TLS UNSPECs.
2959
2960 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
2961             Ian Lance Taylor  <iant@google.com>
2962
2963         * config/darwin-c.c (darwin_additional_format_types): Export.
2964
2965 2010-11-18  Paul Koning  <ni1d@arrl.net>
2966
2967         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
2968         pointer.
2969
2970 2010-11-18  Paul Koning  <ni1d@arrl.net>
2971
2972         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
2973         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
2974         * config/pdp11/pdp11.opt (-mabshi): Delete.
2975
2976 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
2977
2978         * resource.h (struct resources): Fix typo in the comment.
2979
2980 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2981
2982         PR target/46546
2983         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
2984
2985 2010-11-18  Richard Henderson  <rth@redhat.com>
2986
2987         PR middle-end/46515
2988         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
2989         maybe_copy_epilogue_insn; handle prologue insns as well.
2990         * rtl.h, cfglayout.c: Update for rename.
2991         * recog.c (peep2_attempt): Copy prologue/epilogue data for
2992         RTX_FRAME_RELATED_P insns.
2993
2994 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
2995
2996         PR middle-end/46534
2997         * builtins.c (fold_builtin_printf): Don't copy and modify string
2998         before build_string_literal, instead modify what
2999         build_string_literal returned.
3000
3001 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
3002
3003         PR c/33193
3004         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
3005         REALPART_EXPR and IMAGPART_EXPR.
3006
3007 2010-11-18  Richard Guenther  <rguenther@suse.de>
3008
3009         PR tree-optimization/46172
3010         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
3011         function.
3012         (slpeel_tree_peel_loop_to_edge): Call it.
3013
3014 2010-11-18  Jeff Law  <law@redhat.com>
3015
3016         PR middle-end-optimization/46297
3017         * postreload.c (reload_combine_note_store): Deal with embedded
3018         side effects in MEM expressions.
3019
3020 2010-11-18  Richard Guenther  <rguenther@suse.de>
3021
3022         PR lto/45089
3023         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
3024         when checking is not enabled.
3025
3026 2010-11-18  Richard Guenther  <rguenther@suse.de>
3027
3028         PR lto/46525
3029         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
3030         type leaders.
3031         (gimple_register_canonical_type): Also cache the canoncial type
3032         for non type leaders.
3033
3034 2010-11-18  Richard Guenther  <rguenther@suse.de>
3035
3036         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
3037
3038 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
3039
3040         PR middle-end/46518
3041         * sel-sched-ir.c (init_expr): Use the correct type for
3042         target_available.
3043         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
3044
3045 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
3046
3047         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
3048         as well as -mrelocatable at the same time.
3049
3050 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
3051
3052         PR target/46422
3053         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
3054         Call the clz builtin.
3055
3056 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
3057             Steve Ellcey  <sje@cup.hp.com>
3058
3059         PR middle-end/31490
3060         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
3061         if section attribute used.
3062
3063 2010-11-17  Jan Hubicka  <jh@suse.cz>
3064
3065         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
3066         expand errno setting variant when optimizing for size.
3067
3068 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
3069
3070         * postreload.c (reload_combine): Call control_flow_insn_p only once.
3071         Reverse backward loop.  Fix formatting issues.
3072
3073 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
3074
3075         * c-parser.c (c_token_is_qualifier,
3076         c_parser_next_token_is_qualifier): New.
3077         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
3078         Improve error message on specs->tagdef_seen_p.
3079         (c_parser_struct_or_union_specifier): Improve error recovery.
3080         (c_parser_declspecs): Move exit condition on C_ID_ID early.
3081         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
3082         using c_parser_next_token_is_qualifier; extend it to cover
3083         a ctsk_tagdef typespec and !typespec_ok in general.
3084
3085 2010-11-17  Richard Guenther  <rguenther@suse.de>
3086
3087         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
3088         (gimple_mod_pow2_value_transform): Likewise.
3089         (gimple_mod_subtract_transform): Likewise.
3090
3091 2010-11-17  Richard Guenther  <rguenther@suse.de>
3092
3093         PR lto/46504
3094         * gimple.c (gimple_register_canonical_type): Make sure to only
3095         make type leaders canonical types.
3096
3097 2010-11-17  Michael Matz  <matz@suse.de>
3098
3099         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
3100         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
3101         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
3102         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
3103         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
3104         (pass_build_ssa): ... but here.
3105         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
3106         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
3107         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
3108         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
3109         * predict.c (rebuild_frequencies): Ditto.
3110         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
3111         * emit-rtl.c (verify_rtl_sharing): Ditto.
3112         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
3113         * tree-ssa-live.c (remove_unused_locals): Ditto.
3114         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
3115         * tree-ssa.c (pass_early_warn_uninitialized,
3116         execute_update_addresses_taken, pass_update_address_taken): Ditto.
3117         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3118         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
3119         * passes.c (pass_postreload, execute_todo): Ditto.
3120         * tree-ssanames.c (pass_release_ssa_names): Ditto.
3121
3122 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3123
3124         * doc/invoke.texi (-dy): Remove.
3125         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
3126         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
3127         * langhooks.c (lhd_do_nothing_i): Remove.
3128         * langhooks.h (lang_hooks.parse_file): Take no arguments.
3129         * toplev.c (set_yydebug): Remove.
3130         (compile_file): Update call to lang_hooks.parse_file.
3131         (decode_d_option): Don't handle -dy.
3132
3133 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3134
3135         PR rtl-optimization/46440
3136         * combine.c (update_cfg_for_uncondjump): When changing
3137         an indirect jump into unconditional jump, remove BARRIERs
3138         from bb's footer.
3139
3140 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3141
3142         * opts.c (target_handle_option): Do not assert that loc ==
3143         UNKNOWN_LOCATION.
3144
3145 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3146             Richard Guenther  <rguenther@suse.de>
3147
3148         PR middle-end/45838
3149         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3150         call_may_clobber_ref_p_1): Return true for __sync_* and some
3151         OpenMP builtins that act as threading barriers.
3152
3153 2010-11-17  Richard Guenther  <rguenther@suse.de>
3154
3155         PR tree-optimization/46498
3156         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
3157
3158 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3159
3160         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
3161         (xtensa_function_arg_boundary): ...this.
3162         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
3163         thinko in declaration.
3164         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
3165         number of parameters to picochip_function_arg_boundary.
3166         (picochip_arg_advance): Likewise.
3167
3168 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3169
3170         PR target/46512
3171         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
3172         under check for type.
3173
3174 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3175
3176         * ifcvt.c (dead_or_predicable): Fix typo.
3177
3178 2010-11-16  Richard Henderson  <rth@redhat.com>
3179
3180         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
3181         * config/s390/s390.opt (mfused-madd): Remove.
3182         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
3183         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
3184         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
3185         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
3186
3187 2010-11-16  Richard Henderson  <rth@redhat.com>
3188
3189         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
3190         * config/rs6000/rs6000.opt (mfused-madd): Remove.
3191         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
3192         (*altivec_vmaddfp_1): Remove.
3193         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
3194         (altivec_mulv4sf3): Expand to FMA directly.
3195         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
3196         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
3197         * config/rs6000/paired.md (paired_madds0): Use FMA.
3198         (paired_madds1): Likewise.
3199         (*paired_madd): Rename from paired_madd; use FMA.
3200         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
3201         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
3202         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
3203         (bdesc_3arg): Update CODE_FOR_* for pattern renames.
3204         (rs6000_emit_madd): Use fma_optab.
3205         (rs6000_emit_msub): Use fms_optab.
3206         (rs6000_emit_nmsub): Expand the FMA pattern directly.
3207         * config/rs6000/rs6000.md (FMA_F): New mode iterator.
3208         (*fmasf4_fpr): Rename from fmasf4_fpr.
3209         (*nfmasf4_fpr): Rename from *fnmasf4_fpr.
3210         (*nfmssf4_fpr): Rename from *fnmssf4_fpr.
3211         (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove.
3212         (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove.
3213         (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove.
3214         (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove.
3215         (*fmadf4_fpr): Rename from fmadf4_fpr.
3216         (*nfmadf4_fpr): Rename from *fnmadf4_fpr.
3217         (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr.
3218         (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove.
3219         (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove.
3220         (fmasf4, fmadf4): Macroize into...
3221         (fma<FMA_F>4): ... here.
3222         (fms<FMA_F>4, fnma<FMA_F>4, fnms<FMA_F>4): New.
3223         (nfma<FMA_F>4, nfms<FMA_F>4): New.
3224         * config/rs6000/vector.md (mul<VEC_F>3): Do not depend on
3225         TARGET_FUSED_MADD.
3226         * config/rs6000/vsx.md (vsx_fmadd<VSX_B>4): Remove.
3227         (*vsx_fmadd<mode>4_1): Remove.
3228         (vsx_fmsub<mode>4, *vsx_fmsub<mode>4_1): Remove.
3229         (vsx_fnmadd<mode>4_1, vsx_fnmadd<mode>4_2): Remove.
3230         (vsx_fnmsub<mode>4_1, vsx_fnmsub<mode>4_2): Remove.
3231         (*vsx_fma<mode>4): Rename from vsx_fmadd<mode>4_2.
3232         (*vsx_fms<mode>4): Rename from vsx_fmsub<mode>4_2.
3233         (*vsx_nfma<mode>4): Rename from vsx_fnmadd<mode>4.
3234         (*vsx_nfms<mode>4): Rename from vsx_fnmsub<mode>4.
3235
3236 2010-11-16  Richard Henderson  <rth@redhat.com>
3237
3238         * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
3239         (fmasf4, fnmadf4, fnmasf4): Likewise.
3240         (unnamed plus+mult insns and splitters): Delete.
3241
3242 2010-11-16  Richard Henderson  <rth@redhat.com>
3243
3244         * config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
3245         (fnma<VSF>4): Rename from fnms_<VSF>.
3246         (fms<VSF>4): Rename from fms_<VSF>.
3247         (fma<VDF>4): Rename from fma_<VDF>.
3248         (fms<VDF>4): Rename from fms_<VDF>.
3249         (nfma<VDF>4): Rename from fnma_<VDF>.
3250         (nfms<VDF>4): Rename from fnms_<VDF>.
3251         (fnma<VDF>4, fnms<VDF>4): New expanders.
3252         (floatunsdisf2): Update for the renames.
3253         (*div<VSF>3_fast, *div<VSF>3_adjusted): Likewise.
3254         * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames.
3255
3256 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3257
3258         PR rtl-optimization/46490
3259         * combine.c (expand_compound_operation): Fix thinko.
3260
3261 2010-11-16  Richard Henderson  <rth@redhat.com>
3262
3263         PR target/46470
3264         * recog.c (peep2_attempt): Convert frame-related info when possible.
3265         (peep2_fill_buffer): Allow frame-related insns into the buffer.
3266         (peephole2_optimize): Allow peep2_attempt to fail.
3267
3268 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3269
3270         PR rtl-optimization/46315
3271         * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare.
3272         * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function
3273         extracted from...
3274         * dce.c (delete_corresponding_reg_eq_notes): ...here.  Rename into...
3275         (remove_reg_equal_equiv_notes_for_defs): ...this.
3276         (delete_unmarked_insns): Adjust to above renaming.
3277         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes
3278         referring to registers set in the insns being moved, if any.
3279
3280         * df-core.c (df_ref_dump): New function extracted from...
3281         (df_refs_chain_dump): ...here.  Call it.
3282         (df_regs_chain_dump): Likewise.
3283         * df-problems.c (df_chain_dump): Print 'e' for uses in notes.
3284         * df-scan.c (df_scan_start_dump): Likewise.  Fix long line.
3285
3286 2010-11-16  Andreas Schwab  <schwab@linux-m68k.org>
3287
3288         PR rtl-optimization/46395
3289         * postreload.c (reload_combine): Invalidate register use
3290         information on all control flow insns.
3291
3292         * config/m68k/m68k.c (m68k_delegitimize_address): Also expect
3293         LABEL_REF in UNSPEC operand.
3294
3295 2010-11-16  Jan Hubicka  <jh@suse.cz>
3296
3297         * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...;
3298         when !flag_toplevel_reorder do not remove unless variable is
3299         COMDAT or ARTIFICIAL.
3300         * ipa.c (varpool_can_remove_if_no_refs): ... here.
3301         (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay.
3302         * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too.
3303         * varpool.c (decide_is_variable_needed): Do not handle visibility
3304         issues.
3305         (varpool_finalize_decl): Likewise.
3306         (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node;
3307         update outdated comment on DECL_RTL_SET_P check.
3308
3309 2010-11-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3310
3311         * config/sol2.h (NM_FLAGS): Define.
3312         * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document.
3313         * doc/tm.texi: Update.
3314
3315 2010-11-16  Nick Clifton  <nickc@redhat.com>
3316
3317         * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code.
3318         (msubsf4): Rename to fmssf4, and use fma.
3319         (nmaddsf4): Rename to fnmasf4 and use fma.
3320         (nmsubsf4): Rename to fnmssf4 and use fma.
3321
3322 2010-11-16  Joern Rennecke  <amylaar@spamcop.net>
3323
3324         PR target/44762
3325         * config/score/score3.c (score3_return_in_memory): Constify arguments.
3326         (score3_in_small_data_p, score3_function_value): Likewise.
3327         (score3_trampoline_init): Use LCT_NORMAL.
3328         (score3_print_operand): Initialize code as UNKNOWN.
3329         * config/score/predicates.md (score_load_multiple_operation):
3330         Remove unused variable.
3331         (score_store_multiple_operation): Likewise.
3332         * config/score/score7.c (score7_return_in_memory): Constify arguments.
3333         (score7_in_small_data_p, score7_function_value): Likewise.
3334         (score7_trampoline_init): Use LCT_NORMAL.
3335         (score7_print_operand): Initialize code as UNKNOWN.
3336         * config/score/score3.h (score3_return_in_memory): Update prototype.
3337         (score3_in_small_data_p, score3_function_value): Likewise.
3338         * config/score/score-protos.h (score_function_value): Likewise.
3339         * config/score/score7.h (score7_return_in_memory): Update prototype.
3340         (score7_in_small_data_p, score7_function_value): Likewise.
3341         * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify.
3342         (score_return_in_memory, score_pass_by_reference): Constify arguments.
3343         (score_output_mi_thunk, score_function_prologue): Don't return a value.
3344         (score_function_epilogue, score_in_small_data_p): Likewise.
3345         (score_option_override, score_asm_trampoline_template): Likewise.
3346         (score_trampoline_init, score_print_operand): Likewise.
3347         (score_print_operand_address, score_prologue): Likewise.
3348         (score_epilogue, score_call, score_call_value): Likewise.
3349         (score_movsicc, score_movdi, score_zero_extract_andi): Likewise.
3350         (score_function_arg_advance): Likewise. Make static.
3351         (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED.
3352         (score_function_arg, score_legitimate_address_p): Make static.
3353         (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED.
3354         * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class.
3355         * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE):
3356         Allow (W) == HOST_BITS_PER_WIDE_INT.
3357
3358         PR java/46386
3359         * config/pdp11/t-pdp11 (java/constants.o-warn): Remove.
3360         * config/t-pnt16-warn (java/constants.o-warn): Likewise.
3361
3362 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3363
3364         * config/arc/arc.c: Delete pasto.
3365         * config/pa/pa.c (pa_function_arg_boundary): Add missing comparison.
3366
3367 2010-11-16  Anatoly Sokolov  <aesok@post.ru>
3368
3369         * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS,
3370         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3371         * config/mn10300/mn10300.c (TARGET_PREFERRED_RELOAD_CLASS,
3372         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3373         (mn10300_preferred_reload_class,
3374         mn10300_preferred_output_reload_class): New functions.
3375
3376 2010-11-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3377
3378         * gensupport.c (MNEMONIC_ATTR_NAME, MNEMONIC_HTAB_SIZE): New macros.
3379         (htab_eq_string, add_mnemonic_string, gen_mnemonic_setattr)
3380         (mnemonic_htab_callback, gen_mnemonic_attr): New functions.
3381         (init_rtx_reader_args_cb): Invoke gen_mnemonic_attr.
3382
3383 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3384
3385         * builtins.c (std_gimplify_va_arg_expr): Use
3386         targetm.calls.function_arg_boundary.
3387         * function.c (assign_parms, locate_and_pad_parm): Likewise.
3388         * calls.c (struct arg_data): Update comment.
3389         * defaults.h (FUNCTION_ARG_BOUNDARY): Delete.
3390         * target.def (function_arg_boundary): Define.
3391         * targhooks.h (default_function_arg_boundary): Declare.
3392         * targhooks.c (default_function_arg_boundary): Define.
3393         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Use
3394         TARGET_FUNCTION_ARG_BOUNDARY.
3395         (FUNCTION_ARG_BOUNDARY): Delete.
3396         (TARGET_FUNCTION_ARG_BOUNDARY): New.
3397         * doc/tm.texi: Regenerate.
3398         * system.h (FUNCTION_ARG_BOUNDARY): Poison.
3399         * config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete.
3400         * config/arc/arc.c (arc_function_arg_boundary): Define.
3401         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3402         * config/arm/arm.h (FUNCTION_ARG_BOUNDARY): Delete.
3403         * config/arm/arm-protos.h (arm_needs_doubleword_align): Delete.
3404         * config/arm/arm.c (arm_needs_doubleword_align): Make static.
3405         (arm_function_arg_boundary): Define.
3406         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3407         * config/frv/frv.h (FUNCTION_ARG_BOUNDARY): Delete.
3408         * config/frv/frv-protos.h (frv_function_arg_boundary): Delete.
3409         * config/frv/frv.c (frv_function_arg_boundary): Make static.
3410         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3411         * config/i386/i386.h (FUNCTION_ARG_BOUNDARY): Delete.
3412         * config/i386/i386-protos.h (ix86_function_arg_boundary): Delete.
3413         * config/i386/i386.c (ix86_function_arg_boundary): Make static.
3414         (ix86_compat_function_arg_boundary): Take and return unsigned int.
3415         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3416         * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Delete.
3417         * config/ia64/ia64-protos.h (ia64_function_arg_boundary): Delete.
3418         * config/ia64/ia64.c (ia64_function_arg_boundary): Make static.
3419         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3420         * config/m32c/m32c.h (FUNCTION_ARG_BOUNDARY): Delete.
3421         * config/m32c/m32c.c (m32c_function_arg_boundary): Define.
3422         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3423         * config/m32r/m32r.h (FUNCTION_ARG_BOUNDARY): Delete.
3424         * config/mcore/mcore.h (FUNCTION_ARG_BOUNDARY): Delete.
3425         * config/mcore/mcore.c (mcore_function_arg_boundary): Define.
3426         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3427         * config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Delete.
3428         * config/mips/mips-protos.h (mips_function_arg_boundary): Delete.
3429         * config/mips/mips.c (mips_function_arg_boundary): Make static.
3430         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3431         * config/pa/pa.h (FUNCTION_ARG_BOUNDARY): Delete.
3432         * config/pa/pa.c (pa_function_arg_boundary): Define.
3433         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3434         * config/picochip/picochip.h (FUNCTION_ARG_BOUNDARY): Delete.
3435         * config/picochip/picochip-protos.h
3436         (picochip_get_function_arg_boundary): Delete.
3437         * config/picochip/picochip.c (picochip_get_function_arg_boundary):
3438         Rename to...
3439         (picochip_function_arg_boundary): ...this.  Make static.
3440         (picochip_function_arg, picochip_arg_partial_bytes): Adjust.
3441         (picochip_arg_advance): Adjust.
3442         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3443         * config/rs6000/rs6000.h (FUNCTION_ARG_BOUNDARY): Delete.
3444         * config/rs6000/rs6000-protos.h (function_arg_boundary): Delete.
3445         * config/rs6000/rs6000.c (function_arg_boundary): Rename to...
3446         (rs6000_function_arg_boundary): ...this.  Make static.
3447         (rs6000_parm_start, rs6000_gimplify_va_arg): Adjust.
3448         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3449         * config/rx/rx.h (FUNCTION_ARG_BOUNDARY): Delete.
3450         * config/rx/rx.c (rx_function_arg_boundary): Define.
3451         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3452         * config/sparc/sparc.h (FUNCTION_ARG_BOUNDARY): Delete.
3453         * config/sparc/sparc.c (sparc_function_arg_boundary): Define.
3454         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3455         * config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Delete.
3456         * config/xtensa/xtensa-protos.h (function_arg_boundary): Delete.
3457         * config/xtensa/xtensa.c (function_arg_boundary): Rename to...
3458         (xtensa_function_arg_boundary): ...this.  Make static.
3459         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3460
3461 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3462
3463         * expr.c (alignment_for_piecewise_move): New function.
3464         (widest_int_mode_for_size): New function.
3465         (move_by_pieces, move_by_pieces_ninsns): Call them.
3466         (can_store_by_pieces, store_by_pieces_1): Likewise.
3467
3468 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3469
3470         * gcc.c (char_p): Define.  Define a VEC of it.
3471         (n_linker_options, n_assembler_options, n_preprocessor_options):
3472         Delete.
3473         (linker_options, assembler_options, preprocessor_options): Convert
3474         to a VEC.
3475         (add_preprocessor_option): Adjust.
3476         (add_assembler_option): Adjust.
3477         (add_linker_option): Adjust.
3478         (do_specs_vec): New function.
3479         (do_spec_1): Call it.  Adjust for new types.
3480
3481 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3482
3483         * Makefile.in (bitmap.o, ebitmap.o, et-forest.o): Update dependencies.
3484         (sreal.o, statistics.o, stringpool.o): Likewise.
3485
3486 2010-11-16  Richard Guenther  <rguenther@suse.de>
3487
3488         PR tree-optimization/44545
3489         * tree-ssa-reassoc.c (linearize_expr_tree): Possibly throwing
3490         statements are not reassociatable.
3491         (reassociate_bb): Likewise.
3492
3493 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3494
3495         * bitmap.c: Delete unnecessary includes.
3496         * ebitmap.c: Likewise.
3497         * et-forest.c: Likewise.
3498         * sreal.c: Likewise.
3499         * statistics.c: Likewise.
3500         * stringpool.c: Likewise.
3501         * double-int.c: Add comment for inclusion of tm.h.
3502
3503 2010-11-16  Richard Guenther  <rguenther@suse.de>
3504
3505         * tree-ssa-sccvn.c (visit_unary_op): Rename to ...
3506         (visit_nary_op): ... this.
3507         (visit_binary_op): Remove.
3508         (visit_use): Adjust and handle GIMPLE_TERNARY_RHS.
3509
3510 2010-11-16  Richard Guenther  <rguenther@suse.de>
3511
3512         PR middle-end/45172
3513         * tree-eh.c (cleanup_empty_eh_unsplit): Avoid creating duplicate edges.
3514
3515 2010-11-16  Nick Clifton  <nickc@redhat.com>
3516
3517         * config/rx/rx.c (rx_is_ms_bitfield_layout): Return false if the
3518         record is packed.
3519
3520 2010-11-15  Richard Henderson  <rth@redhat.com>
3521
3522         * fold-const.c (operand_equal_for_comparison_p): Handle FMA_EXPR,
3523         WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR, VEC_COND_EXPR and
3524         DOT_PROD_EXPR.
3525
3526 2010-11-15  Richard Henderson  <rth@redhat.com>
3527
3528         * config/mn10300/mn10300.md (fmasf4, fmssf4, fnmasf4, fnmssf4): Rename
3529         from fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4 respectively.  Use
3530         fma rtx_code.
3531
3532 2010-11-15  Richard Henderson  <rth@redhat.com>
3533
3534         * config/frv/frv.md (fmasf4, fmssf4): Rename from *muladdsf4
3535         and *mulsubsf4 respectively.  Use fma rtx_code.
3536
3537 2010-11-15  Joseph Myers  <joseph@codesourcery.com>
3538
3539         * gcc.c: Include "vec.h".
3540         (argbuf): Make into a VEC.
3541         (argbuf_length, argbuf_index): Remove.
3542         (alloc_args, clear_args, store_arg, execute, insert_wrapper,
3543         do_spec, do_self_spec, do_spec_1, eval_spec_function, main,
3544         compare_debug_dump_opt_spec_function: Use VEC interfaces on argbuf.
3545         * Makefile.in (GCC_OBJS): Add vec.o and ggc-none.o.
3546         (gcc.o): Depend on $(VEC_H).
3547
3548 2010-11-15  Richard Henderson  <rth@redhat.com>
3549
3550         * loop-unroll.c (analyze_insn_to_expand_var): Accept accumulation
3551         via FMA if unsafe math.
3552         (insert_var_expansion_initialization): Handle FMA.
3553         (combine_var_copies_in_loop_exit): Likewise.
3554
3555 2010-11-15  Richard Henderson  <rth@redhat.com>
3556
3557         * config.gcc [ia64-*] (extra_options): Add fused-madd.opt.
3558         * config/ia64/ia64.opt: Remove mfused-madd.
3559         * config/ia64/ia64.c (ia64_rtx_costs): Handle FP MULT, PLUS, FMA.
3560         * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_FUSED_MADD.
3561         * config/ia64/vms64.h (TARGET_DEFAULT): Likewise.
3562         * config/ia64/ia64.h (TARGET_DEFAULT): Likewise.
3563         * config/ia64/hpux.h (TARGET_DEFAULT): Likewise.
3564         * config/ia64/vect.md (addv2sf3, subv2sf3): Generate FMA.
3565         (*addv2sf3_1, *addv2sf3_2, *subv2sf3_1, *subv2sf3_2): Remove.
3566         (fmav2sf4): Rename from fpma; use FMA code.
3567         (fmsv2sf4): Rename from fpms; use FMA code.
3568         (fnmav2sf4): Rename from *fpnma; use FMA code.
3569         * config/ia64/ia64.md (MODE_SDF): New iterator.
3570         (suffix): New mode attribute.
3571         (*maddsf4, *msubsf4, *nmaddsf4): Remove.
3572         (fmssf4): Rename from *fmssf4.
3573         (fnmasf4): Rename from *nfmasf4.
3574         (*madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc): Remove.
3575         (*nmadddf4, *nmadddf4_truncsf): Remove.
3576         (fmsdf4): Rename from *fmsdf4.
3577         (fnmadf4): Rename from *nfmadf4.
3578         (*fmadf_trunc_sf, *fmsdf_trunc_sf, *fnmadf_trunc_sf): New.
3579         (*maddxf4, *maddxf4_truncsf, *maddxf4_truncdf): Remove.
3580         (*msubxf4, *msubxf4_truncsf, *msubxf4_truncdf): Remove.
3581         (*nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf): Remove.
3582         (fmsxf4): Rename from *fmsxf4.
3583         (fnmaxf4): Rename from *nfmaxf4.
3584         (*fmaxf_trunc_<MODE_SDF>, *fmsxf_trunc_<MODE_SDF>): New.
3585         (*fnmaxf_trunc_<MODE_SDF>): New.
3586
3587 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
3588
3589         PR tree-optimization/46461
3590         * tree-ssa-forwprop.c (simplify_builtin_call): Ensure ptr1 is
3591         a gimple val.
3592
3593 2010-11-15  Ian Lance Taylor  <iant@google.com>
3594
3595         * godump.c: New file.
3596         * common.opt (fdump-go-spec=): New option.
3597         * tree.h: Add comments for TYPE_SYMTAB_ADDRESS and friends.
3598         (TYPE_SYMTAB_IS_ADDRESS, TYPE_SYMTAB_IS_POINTER): Define.
3599         (TYPE_SYMTAB_IS_DIE): Define.
3600         (struct tree_type): Change GTY for symtab field to use
3601         TYPE_SYMTAB_IS_ADDRESS and friends and to use a debug_hooks field
3602         to pick the union field.
3603         * debug.h (struct gcc_debug_hooks): Add tree_type_symtab_field.
3604         (dump_go_spec_init): Declare.
3605         * toplev.c (process_options): Handle flag_dump_go_spec.
3606         * debug.c: Include "tree.h".
3607         (do_nothing_debug_hooks): Set tree_type_symtab_field.
3608         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3609         * dbxout.c (dbx_debug_hooks): Likewise.
3610         (xcoff_debug_hooks): Likewise.
3611         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3612         * sdbout.c (sdb_debug_hooks): Likewise.  Do not define if
3613         SDB_DEBUGGING_INFO is not defined.
3614         * doc/invoke.texi (Option Summary): Mention -fdump-go-spec.
3615         (Overall Options): Document -fdump-go-spec.
3616         * Makefile.in (OBJS-common): Add godump.o.
3617         (debug.o): Add dependency on $(TREE_H).
3618         (godump.o): New target.
3619         (GTFILES): Add $(srcdir)/godump.c.
3620
3621 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
3622
3623         PR debug/46095
3624         * config/i386/i386.c (pro_epilogue_adjust_stack): Instead of
3625         marking r11 set RTX_FRAME_RELATED_P if offset is too large for
3626         style < 0, add REG_FRAME_RELATED_EXPR.
3627
3628         PR debug/46387
3629         * rtl.h (vt_equate_reg_base_value): New prototype.
3630         * alias.c (vt_equate_reg_base_value): New function.
3631         * var-tracking.c (vt_init_cfa_base): Use it.
3632
3633 2010-11-15  Jan Hubicka  <jh@suse.cz>
3634             Diego Novillo  <dnovillo@google.com>
3635
3636         PR lto/41528
3637         * doc/lto.texi: Add.
3638         * doc/gccint.texi: Add reference to lto.texi.
3639         * doc/invoke.texi: Update user documentation for LTO.
3640         Move internal flags to lto.texi
3641
3642 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3643
3644         * c-typeck.c (build_unary_op): Use
3645         objc_build_incr_expr_for_property_ref to build the pre/post
3646         increment/decrement of an Objective-C property ref, and skip the
3647         lvalue_or_else check in that case.
3648
3649 2010-11-15  Martin Jambor  <mjambor@suse.cz>
3650
3651         PR tree-optimization/46349
3652         * tree-sra.c (contains_bitfld_comp_ref_p): New function.
3653         (contains_vce_or_bfcref_p): Likewise.
3654         (sra_modify_assign): Use them.
3655
3656 2010-11-15  Richard Guenther  <rguenther@suse.de>
3657
3658         PR tree-optimization/46467
3659         * tree-ssa-structalias.c (do_structure_copy): Properly treat
3660         variables without subvars.
3661
3662 2010-11-15  Hariharan Sandanagobalane  <hariharan@picochip.com>
3663
3664         * config/picochip/picochip.c (file header): Picochip name change.
3665         * config/picochip/picochip.md (file header): Likewise.
3666         * config/picochip/predicates.md (file header): Likewise.
3667         * config/picochip/dfa_space.md (file header): Likewise.
3668         * config/picochip/dfa_speed.md (file header): Likewise.
3669         * config/picochip/picochip.h(file header): Likewise.
3670         * config/picochip/constraints.md (file header): Likewise.
3671         * config/picochip/picochip-protos.h (file header): Likewise.
3672         * config/picochip/libgccExtras/setjmp.asm (file header): Likewise.
3673         * config/picochip/libgccExtras/divmodsi4.asm (file header): Likewise.
3674         * config/picochip/libgccExtras/ashlsi3.asm (file header): Likewise.
3675         * config/picochip/libgccExtras/longjmp.asm (file header): Likewise.
3676         * config/picochip/libgccExtras/ashlsi3.c (file header): Likewise.
3677         * config/picochip/libgccExtras/popcounthi2.asm (file header): Likewise.
3678         * config/picochip/libgccExtras/parityhi2.asm (file header): Likewise.
3679         * config/picochip/libgccExtras/udivmodhi4.asm (file header): Likewise.
3680         * config/picochip/libgccExtras/ashrsi3.asm (file header): Likewise.
3681         * config/picochip/libgccExtras/ashrsi3.c (file header): Likewise.
3682         * config/picochip/libgccExtras/ucmpsi2.asm (file header): Likewise.
3683         * config/picochip/libgccExtras/divmodhi4.asm (file header): Likewise.
3684         * config/picochip/libgccExtras/lshrsi3.asm (file header): Likewise.
3685         * config/picochip/libgccExtras/subdi3.asm (file header): Likewise.
3686
3687 2010-11-15  Richard Guenther  <rguenther@suse.de>
3688
3689         PR bootstrap/46474
3690         * tree-ssa-math-opts.c (convert_mult_to_fma): Disregard debug stmts.
3691
3692 2010-11-15  Nick Clifton  <nickc@redhat.com>
3693
3694         * config/stormy16/stormy16.c (direct_return): Do not generate a
3695         direct return for interrupt handlers.
3696
3697 2010-11-15  Joern Rennecke  <amylaar@spamcop.net>
3698
3699         * Makefile.in (tm.texi): Replace with rule for:
3700         ($(srcdir)/doc/tm.texi).
3701         (s-tm-texi): Depend on $(srcdir)/doc/../doc/tm.texi instead of on
3702         $(srcdir)/doc/tm.texi .
3703         (TEXI_GCCINT_FILES): Depend on $(srcdir)/doc/tm.texi instead of on
3704         tm.texi .
3705
3706         PR target/46427
3707         * config/m32r/m32r.c: Remove unused variables frame_size and insn.
3708
3709         PR bootstrap/45444
3710         * config/arm/arm.c (locate_neon_builtin_icode): Initialize key.
3711         (arm_output_asm_insn) Add ATTRIBUTE_PRINTF_4.
3712
3713         PR target/46432
3714         * config/v850/v850.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3715
3716 2010-11-15  Richard Guenther  <rguenther@suse.de>
3717
3718         PR lto/44150
3719         * lto-opts.c (lto_write_options): Write -fexceptions even if
3720         not set by the user.
3721
3722 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
3723
3724         PR c/46462
3725         * c-decl.c (declspecs_add_type): Make variables with error types
3726         integers.
3727         * c-parser.c (c_parser_next_tokens_start_declaration): Two IDs
3728         do not start a declaration before an Objective-C foreach.
3729         (c_parser_declaration_or_fndef): Improve recovery after unknown
3730         type name.
3731         (c_parser_for_statement): Hoist entrance of "foreach context"
3732         before ifs, add corresponding reset where it was missing.  Do
3733         not set objc_could_be_foreach_context for C.
3734
3735 2010-11-14  Eric Botcazou  <ebotcazou@adacore.com>
3736
3737         PR tree-optimization/45722
3738         * tree-sra.c (build_ref_for_model): Always build a COMPONENT_REF if
3739         this is a reference to a component.
3740         * ipa-prop.c (ipa_get_member_ptr_load_param): Accept COMPONENT_REF.
3741         (ipa_note_param_call): Adjust comment.
3742
3743 2010-11-14  Richard Sandiford  <rdsandiford@googlemail.com>
3744
3745         * config/mips/mips.c (machine_function): Remove
3746         initialized_mips16_gp_pseudo_p.
3747         (mips16_gp_pseudo_reg): Use cfun->machine->mips16_gp_pseudo_rtx to
3748         detect whether a pseudo has already been created.  Unconditionally
3749         create a new one if not.
3750         (mips_pic_base_register): Only call mips16_gp_pseudo_reg when
3751         expanding to rtl.  Create a new pseudo otherwise, if allowed.
3752
3753 2010-11-13  Richard Earnshaw  <rearnsha@arm.com>
3754
3755         PR target/43440
3756         * tm.texi.in (OVERLAPPING_REGISTER_NAMES): Document new macro.
3757         * tm.texi: Regenerated.
3758         * output.h (decode_reg_name_and_count): Declare.
3759         * varasm.c (decode_reg_name_and_count): New function.
3760         (decode_reg_name): Reimplement using decode_reg_name_and_count.
3761         * reginfo.c (fix_register): Use decode_reg_name_and_count and
3762         iterate over all regs used.
3763         * stmt.c (expand_asm_operands): Likewise.
3764         * arm/aout.h (OVERLAPPING_REGISTER_NAMES): Define.
3765         (ADDITIONAL_REGISTER_NAMES): Remove aliases that overlap
3766         multiple machine registers.
3767
3768 2010-11-13  Eric Botcazou  <ebotcazou@adacore.com>
3769
3770         * stor-layout.c (place_union_field): Do not put location information
3771         on offset expressions.
3772         (place_field): Likewise.
3773         (finalize_record_size): Likewise on size expressions.
3774         (finalize_type_size): Likewise.
3775         (layout_type): Likewise.
3776
3777 2010-11-13  Alexandre Oliva  <aoliva@redhat.com>
3778
3779         PR debug/42889
3780         * df-scan.c (df_insn_rescan): Don't mark BBs upon debug insns.
3781         * df-core.c (df_set_bb_dirty_nonrl): Remove.
3782         * df.h (df_set_bb_dirty_nonlr): Likewise.
3783
3784 2010-11-13  Uros Bizjak  <ubizjak@gmail.com>
3785
3786         * config/mips/mips.md (call_internal): Pass curr_insn to
3787         mips_split_call.
3788         (call_internal_direct): Ditto.
3789         (call_value_internal): Ditto.
3790         (call_value_internal_direct): Ditto.
3791         (call_value_multiple_internal): Ditto.
3792         * config/mips/mips.c (mips_split_call): Do not copy
3793         CALL_INSN_FUNCTION_USAGE here.
3794
3795 2010-11-13  Mingming Sun  <mingm.sun@gmail.com>
3796
3797         * doc/invoke.texi (MIPS Options): Add loongson3a processor.
3798         * config/mips/mips.md (define_attr "cpu"): Add loongson_3a.
3799         (define_insn "prefetch"): Add TARGET_LOONGSON_3A.
3800         * config/mips/mips.h (TARGET_LOONGSON_3A): Define.
3801         (TUNE_LOONGSON_3A): Define.
3802         (TARGET_LOONGSON_VECTORS): Add TARGET_LOONGSON_3A.
3803         (MIPS_ISA_LEVEL_SPEC): Add loongson3a.
3804         * config/mips/mips.c (mips_cpu_info_table): Add loongson3a.
3805         (mips_issue_rate): Add PROCESSOR_LOONGSON_3A.
3806         (mips_rtx_cost_data): Add Loongson-3A.
3807
3808 2010-11-13  Iain Sandoe  <iains@gcc.gnu.org>
3809
3810         * config/darwin.h (LINK_COMMAND_SPEC_A): Update for changes to lto
3811         switches.
3812
3813 2010-11-13  Iain Sandoe  <iains@gcc.gnu.org>
3814
3815         * dwarf2out.c (macinfo_entry): New struct.
3816         (output_comp_unit): Emit the section start label here and flag that we
3817         will emit an info section.
3818         (dwarf2out_start_source_file): Save data in a macinfo entry rather than
3819         emitting directly.
3820         (dwarf2out_end_source_file): Likewise.
3821         (dwarf2out_define): Likewise.
3822         (dwarf2out_undef): Likewise.
3823         (output_macinfo): New.
3824         (dwarf2out_init): Do not emit debug section switches here, allocate a
3825         vec for macinfo, when required.
3826         (dwarf2out_finish): First switch to debug_abbrev_section here.
3827         debug_line_section,  debug_macinfo_section, Likewise.
3828         Check that the pubtypes table has at least one unpruned entry before
3829         trying to emit it.
3830
3831 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
3832
3833         PR c/20385
3834         * c-parser.c (c_parser_next_token_starts_declaration): Rename to...
3835         (c_parser_next_tokens_start_declaration): ... this.  Handle 2nd
3836         token lookahead.
3837         (c_parser_compound_statement_nostart, c_parser_label,
3838         c_parser_for_statement, c_parser_omp_for_loop): Adjust calls.
3839         (c_parser_declaration_or_fndef): Detect the case now matched by
3840         c_parser_next_tokens_start_declaration, give error and correct it.
3841
3842 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
3843
3844         * c-tree.h (enum c_typespec_kind): Add ctsk_none.
3845         (struct c_declspecs): Replace tagdef_seen_p and type_seen_p
3846         with typespec_kind.
3847         * c-decl.c (build_null_declspecs): Initialize typespec_kind.
3848         (shadow_tag_warned, check_compound_literal_type): Adjust
3849         uses of tag_defined_p.
3850         (declspecs_add_type): Set typespec_kind.
3851         * c-parser.c (c_parser_declaration_or_fndef,
3852         c_parser_declspecs, c_parser_struct_declaration,
3853         c_parser_parameter_declaration, c_parser_type_name,
3854         c_parser_objc_diagnose_bad_element_prefix): Adjust uses
3855         of type_seen_p.
3856         * c-typeck.c (c_cast_expr): Use typespec_kind instead of
3857         tag_defined_p, pass ctsk_firstref through.
3858
3859 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
3860
3861         * c-format.c (enum format_specifier_kind, kind_descriptions): New.
3862         (struct format_wanted_type): Replace field "name" with "kind", add
3863         "format_start" and "format_length".
3864         (check_format_info_main): Fill in new fields.  Fill in
3865         FORMAT_WANTED_TYPES even for missing arguments.  Move checks
3866         after the final NUL outside the while loop.  Do not include
3867         width and precision modifiers in the format_start/format_length
3868         of the main format.
3869         (check_format_types): Remove FORMAT_START and FORMAT_LENGTH
3870         arguments.  Compute WANTED_TYPE first so that format_type_warning
3871         can be called for missing arguments.  Adjust calls to
3872         format_type_warning.
3873         (format_type_warning): Fetch as much information as possible
3874         from format_wanted_type.  Adjust printing now that every
3875         warning has a "descr", as well as for missing argument warnings
3876         and to include % sign for format specifiers.
3877
3878 2010-11-12  Alexander Monakov  <amonakov@ispras.ru>
3879
3880         PR rtl-optimization/46204
3881         * sel-sched-ir.c (maybe_tidy_empty_bb): Remove second argument.
3882         Update all callers.  Do not recompute topological order.  Adjust
3883         fallthrough edges following a degenerate conditional jump.
3884
3885 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
3886
3887         * opts-common.c (control_warning_option): New.
3888         * opts.c (set_default_handlers): New.
3889         (decode_options): Use set_default_handlers and
3890         control_warning_option.
3891         (common_handle_option): Update call to enable_warning_as_error.
3892         (enable_warning_as_error): Take gcc_options parameters.  Use
3893         control_warning_option.
3894         * opts.h (set_default_handlers, control_warning_option): Declare.
3895
3896 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
3897
3898         * Makefile.in (OPTS_H): Define.
3899         (c-decl.o, c-family/c-common.o, c-family/c-opts.o,
3900         c-family/c-pch.o, c-family/c-pragma.o, gcc.o, gccspec.o,
3901         cppspec.o, options.o, gcc-options.o, lto-opts.o, opts.o,
3902         opts-common.o, toplev.o, passes.o, matrix-reorg.o,
3903         ipa-struct-reorg.o, PLUGIN_HEADERS): Use $(OPTS_H).
3904         * gcc.c (driver_handle_option): Take location_t parameter.
3905         (process_command, do_self_spec): Update calls to
3906         read_cmdline_option.
3907         * langhooks-def.h (lhd_handle_option): Take location_t parameter.
3908         * langhooks.c (lhd_handle_option): Take location_t parameter.
3909         * langhooks.h (handle_option): Take location_t parameter.
3910         * lto-opts.c (lto_reissue_options): Update call to set_option.
3911         * opts-common.c (handle_option): Make static.  Take location_t
3912         parameter and pass it to other functions.
3913         (handle_generated_option): Take location_t parameter and pass it
3914         to other functions.
3915         (read_cmdline_option): Take location_t parameter and pass it to
3916         other functions.  Use warning_at and error_at.
3917         (set_option): Take location_t parameter and pass it to other
3918         functions.
3919         * opts.c (common_handle_option): Take location_t parameter and
3920         pass it to other functions.
3921         (enable_warning_as_error): Make static.  Take location_t parameter
3922         and pass it to other functions.
3923         (lang_handle_option): Take location_t parameter and pass it to
3924         other functions.
3925         (target_handle_option): Take location_t parameter.
3926         (read_cmdline_options, maybe_default_option,
3927         maybe_default_options, default_options_optimization,
3928         decode_options): Take location_t parameter and pass it to other
3929         functions.
3930         * opts.h: Include input.h.
3931         (struct cl_option_handler_func, decode_options, set_option,
3932         handle_generated_option, read_cmdline_option): Take location_t
3933         parameters.
3934         (handle_option, enable_warning_as_error): Remove.
3935         * toplev.c (toplev_main): Update call to decode_options.
3936
3937 2010-11-12  Tobias Grosser  <grosser@fim.uni-passau.de>
3938
3939         * graphite-cloog-util.c (oppose_constraint,
3940         cloog_matrix_to_ppl_constraint,
3941         new_Constraint_System_from_Cloog_Matrix): Explicitly cast to int as
3942         CLooG isl uses unsigned integers.  This triggered a warning.
3943
3944 2010-11-12  Joern Rennecke  <amylaar@spamcop.net>
3945
3946         PR target/46438
3947         * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use LCT_NORMAL.
3948         (xtensa_setup_frame_addresses, xtensa_trampoline_init): Likewise.
3949         (xtensa_function_arg_1): De-constify cum.
3950         (xtensa_expand_prologue): Use add_reg_note.
3951
3952         PR target/46435
3953         * config/cris/cris.c (saved_regs_mentioned): Delete.
3954         (cris_reload_address_legitimized): Cast itype to enum reload_type.
3955         Remove unused variable op0p.
3956         (cris_rtx_costs): Cast argument 2 to rtx_cost to enum rtx_code.
3957         (cris_emit_movem_store): Use add_reg_note.
3958
3959         PR bootstrap/46456
3960         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Split assert.
3961
3962 2010-11-12  Eric Botcazou  <ebotcazou@adacore.com>
3963
3964         * function.c (expand_function_end): Set the locator of the prologue on
3965         the stack checking insns.
3966
3967 2010-11-12  Richard Henderson  <rth@redhat.com>
3968
3969         * config.gcc [xtensa] (extra_options): Add fused-madd.opt.
3970         * config/xtensa/xtensa.opt (mfused-madd): Remove.
3971         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
3972         MASK_FUSED_MADD.
3973         * config/xtensa/xtensa.md (fmasf4): Rename from muladdsf3; use fma.
3974   &