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* config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
2
3         * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
4
5 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
6
7         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
9         svr4.h.
10
11 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
12
13         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
14         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
16         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
17         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
18
19 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
20
21         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
22         WCHAR_TYPE_SIZE): Define.
23         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
24
25 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
26
27         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
28         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
29         * config.gcc (fr30-*-elf): Don't use svr4.h.
30
31 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
32
33         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
34         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
35
36 2010-12-09  Richard Guenther  <rguenther@suse.de>
37
38         PR middle-end/46844
39         * gimple-fold.c (canonicalize_constructor_val): Canonicalize
40         addresses.
41
42 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
43
44         * config/i386/netware.h (TARGET_POSIX_IO): Define.
45         * config/i386/nto.h (TARGET_POSIX_IO): Define.
46         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
47         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
48         * config/openbsd.h (TARGET_POSIX_IO): Define.
49         * config/rtems.h (TARGET_POSIX_IO): Define.
50         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
51         * config/sol2.h (TARGET_POSIX_IO): Define.
52         * config/svr4.h (TARGET_POSIX_IO): Don't define.
53         * config/vxworksae.h (TARGET_POSIX_IO): Define.
54
55 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
56
57         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
58         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
59         Define.
60         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
61         undefine.
62         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
63         undefine.
64         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
65         Don't undefine.
66         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
67         Don't undefine.
68         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
69         Don't undefine.
70         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
71         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
72         Don't undefine.
73         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
74         Don't undefine.
75         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
76         Don't undefine.
77         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
78         define.
79         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
80         undefine.
81
82 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
83
84         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
85         non-GNU assembler.
86         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
87         Remove.
88         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
89         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
90         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
91         non-GNU assembler.
92         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
93         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
94
95 2010-12-09  Martin Jambor  <mjambor@suse.cz>
96
97         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
98         zero is the first phi parameter.
99
100 2010-12-09  Martin Jambor  <mjambor@suse.cz>
101
102         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
103         * ipa-prop.c (ipa_modify_call_arguments): Use it.
104         * tree-sra.c (splice_param_accesses): Test that all accesses have the
105         same alias reference type.
106         (turn_representatives_into_adjustments): Set alias_ptr_type of the
107         adjustment.
108
109 2010-12-09  Martin Jambor  <mjambor@suse.cz>
110
111         PR middle-end/46734
112         * tree-sra.c (splice_param_accesses): Check that there are not
113         multiple ADDRESSABLE types.
114
115 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
116
117         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
118         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
119         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
120         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
121         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
122         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
123         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
124         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
125         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
126         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
127         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
128         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
129         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
130         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
131         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
132         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
133         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
134         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
135         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
136         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
137         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
138         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
139         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
140         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
141         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
142
143 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
144
145         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
146         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
147         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
148         %{r*:}.
149         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
150         %{r*:}.
151         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
152         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
153
154 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
155
156         * config/alpha/freebsd.h (LINK_SPEC): Don't use
157         %{!dynamic-linker:}.
158         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
159         * config/arm/freebsd.h (LINK_SPEC): Likewise.
160         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
161         * config/bfin/linux.h (LINK_SPEC): Likewise.
162         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
163         * config/frv/linux.h (LINK_SPEC): Likewise.
164         * config/i386/freebsd.h (LINK_SPEC): Likewise.
165         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
166         * config/i386/linux.h (LINK_SPEC): Likewise.
167         * config/i386/linux64.h (LINK_SPEC): Likewise.
168         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
169         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
170         * config/ia64/linux.h (LINK_SPEC): Likewise.
171         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
172         * config/m32r/linux.h (LINK_SPEC): Likewise.
173         * config/m68k/linux.h (LINK_SPEC): Likewise.
174         * config/microblaze/linux.h (LINK_SPEC): Likewise.
175         * config/mips/linux.h (LINK_SPEC): Likewise.
176         * config/mips/linux64.h (LINK_SPEC): Likewise.
177         * config/mips/openbsd.h (LINK_SPEC): Likewise.
178         * config/mn10300/linux.h (LINK_SPEC): Likewise.
179         * config/netbsd-elf.h (LINK_SPEC): Likewise.
180         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
181         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
182         LINK_OS_LINUX_SPEC64): Likewise.
183         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
184         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
185         Likewise.
186         * config/s390/linux.h (LINK_SPEC): Likewise.
187         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
188         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
189         * config/sparc/linux.h (LINK_SPEC): Likewise.
190         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
191         LINK_SPEC): Likewise.
192         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
193         * config/vax/linux.h (LINK_SPEC): Likewise.
194         * config/xtensa/linux.h (LINK_SPEC): Likewise.
195
196 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
197
198         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
199         * config/frv/frv.h (ASM_SPEC): Likewise.
200         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
201         * config/i386/sol2.h (ASM_SPEC): Likewise.
202         * config/m68k/linux.h (ASM_SPEC): Likewise.
203         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
204         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
205         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
206         * config/sol2.h (ASM_SPEC): Likewise.
207         * config/sparc/linux.h (ASM_SPEC): Likewise.
208         * config/sparc/linux64.h (ASM_SPEC): Likewise.
209         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
210         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
211         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
212
213 2010-12-09  Richard Guenther  <rguenther@suse.de>
214
215         * reginfo.c (struct subregs_of_mode_node): Remove.
216         (subregs_of_mode): Likewise.
217         (som_hash): Likewise.
218         (som_eq): Likewise.
219         (invalid_mode_changes): New bitmap.
220         (record_subregs_of_mode): Get subregs_of_mode argument.
221         Fill in invalid_mode_changes bitmap.
222         (find_subregs_of_mode): Get subregs_of_mode argument and pass
223         it through.
224         (init_subregs_of_mode): Adjust.
225         (finish_subregs_of_mode): Likewise.
226         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
227
228 2010-12-09  Richard Guenther  <rguenther@suse.de>
229
230         * ira.c (ira): Do not call finish_subregs_of_mode.
231         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
232
233 2010-12-09  Richard Guenther  <rguenther@suse.de>
234
235         * rtl.h (invalid_mode_change_p): Adjust prototype.
236         * reginfo.c (invalid_mode_change_p): Remove from argument.
237         * ira-costs.c (print_allocno_costs): Adjust callers.
238         (find_costs_and_classes): Likewise.
239
240 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
241
242         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
243         locg and stocg even in comment.
244         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
245
246         PR target/41082
247         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
248         instead of stve*x.
249         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
250         of operand 0.
251         * config/rs6000/altivec.md (VI_scalar): New mode attr.
252         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
253         vector mode for operand 0, put operand 1 into UNSPEC.
254
255 2010-12-09  Yao Qi  <yao@codesourcery.com>
256
257         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
258         PREFERRED_RENAME_CLASS.
259
260 2010-12-08  Ian Lance Taylor  <iant@google.com>
261
262         * doc/sourcebuild.texi (Front End): Remove reference to
263         snapshot-README and snapshot-index.html.
264
265 2010-12-08  Ian Lance Taylor  <iant@google.com>
266
267         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
268         to update_web_docs_svn.
269         (Front End): Likewise.
270
271 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
272
273         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
274         x86_64-*-darwin* to with_cpu:-core2.
275         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
276         with movd for darwin assembler.
277         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
278         (*vec_concatv2di_rex64_sse): Ditto.
279
280 2010-12-08  Richard Guenther  <rguenther@suse.de>
281             Sebastian Pop  <sebastian.pop@amd.com>
282
283         PR tree-optimization/45230
284         PR tree-optimization/45231
285         PR tree-optimization/45370
286         * sese.c (rename_uses): Returns a bool.  Call
287         recompute_tree_invariant_for_addr_expr only on the RHS of a
288         GIMPLE_ASSIGN.
289         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
290         rename_uses returns true.
291         * tree-ssa-copy.c (replace_exp): Add a comment about calling
292         fold_stmt_inplace after replace_exp.
293
294 2010-12-08  Mike Stump  <mikestump@comcast.net>
295
296         PR debug/46749
297         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
298         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
299         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
300         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
301         * collect2.c (post_ld_pass): Add.
302         (process_args): Add.
303         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
304         (main): Likewise.  Call process_args.
305
306 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
307
308         PR middle-end/46844
309         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
310         parameter.
311
312 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
313
314         PR target/46631
315         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
316         into a 16-bit instruction.
317
318 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
319
320         PR middle-end/42694
321         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
322         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
323         instruction, but do optimize if y is 0.5 or 1./3. since that
324         changes an expensive call into a cheaper one.
325
326 2010-12-08  Richard Guenther  <rguenther@suse.de>
327
328         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
329         instead of a division to divide by BITS_PER_UNIT.
330
331 2010-12-08  Richard Guenther  <rguenther@suse.de>
332
333         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
334         when checking is enabled.
335
336 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
337
338         PR target/43603
339         * haifa-sched.c (sched_create_recovery_edges): Update
340         dominator info.
341         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
342         after deleting an empty block.
343         (tidy_control_flow): Also verify dominators.
344         (sel_remove_bb): Update dominator info after removing a block.
345         (sel_redirect_edge_and_branch_force): Assert that no unreachable
346         blocks will be created. Update dominator info.
347         (sel_redirect_edge_and_branch): Update dominator info when
348         basic blocks do not become unreachable.
349         (sel_remove_loop_preheader): Update dominator info. 
350
351 2010-12-07  Richard Guenther  <rguenther@suse.de>
352
353         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
354         Reset alignment information.
355         (bump_vector_ptr): Likewise.
356
357 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
358
359         PR middle-end/46671
360         PR target/46685
361         * config/pa/pa.c (pa_function_section): New function.
362         (TARGET_ASM_FUNCTION_SECTION): Define.
363
364 2010-12-07  Ian Lance Taylor  <iant@google.com>
365             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
366
367         PR bootstrap/46810
368         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
369         preprocessor.
370         * configure: Rebuild.
371
372 2010-12-07  Paul Koning  <ni1d@arrl.net>
373
374         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
375         values with sign rather than as unsigned.
376
377 2010-12-07  Paul Koning  <ni1d@arrl.net>
378
379         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
380         (pdp11_function_section): New function.
381
382 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
383
384         * config/mcore/mcore.c Don't include assert.h.
385         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
386         * config/spu/spu.c: Don't include assert.h.
387         (spu_sms_res_mii): Use gcc_assert.
388
389 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
390
391         PR tree-optimization/42327
392         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
393         instead of using integer_minus_one_node.
394
395 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
396
397         PR c++/45330
398         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
399         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
400
401 2010-12-07  Richard Guenther  <rguenther@suse.de>
402
403         PR tree-optimization/46832
404         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
405         that the call has a lhs.
406
407 2010-12-07  Yao Qi  <yao@codesourcery.com>
408
409         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
410         * regrename.c (struct du_head): Add new element length.
411         (sort_du_head, get_element, merge, merge_sort_comparison):
412         New functions of merge sort implementation to du_head list.
413         (regrename_optimize): Sort du_head linked list by length.
414         Iterate registers in a preferred-register-first order.
415         Move some code to ...
416         (check_new_reg_p): here.  New function.
417         (create_new_chain):  Initialize length.
418         (scan_rtx_reg): Increase length for non-debug insns.
419         * target.def: New hook preferred_rename_class.
420         * targhook.c (default_preferred_rename_class): New.
421         * targhook.h: Declare it.
422         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
423         * doc/tm.texi: Regenerate.
424
425 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
426
427         PR debug/46799
428         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
429         instead of BUILTINS_LOCATION.
430         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
431         BUILTINS_LOCATION.
432         (create_parallel_loop): Add LOC argument, use it for OMP clauses
433         and GIMPLE_*OMP* statements.
434         (gen_parallel_loop): Determine locus for the parallel loop, pass it
435         to create_loop_fn and create_parallel_loop.
436         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
437         set_curr_insn_source_location (UNKNOWN_LOCATION).
438
439 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
440             Richard Guenther  <rguenther@suse.de>
441
442         PR target/46737
443         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
444         (bfin_reorder_loops): Change type of index to intptr_t.
445
446 2010-12-07  Richard Guenther  <rguenther@suse.de>
447
448         PR tree-optimization/46726
449         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
450
451 2010-12-07  Richard Guenther  <rguenther@suse.de>
452
453         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
454         virtual operands.
455
456 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
457
458         * c-parser.c (c_parser_typeof_specifier): Removed special
459         treatment of objc_volatilized attribute for Objective-C.
460
461 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
462
463         * ira.c (update_equiv_regs): Prohibit move insns if
464         pressure-sensitive scheduling was done.
465
466 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
467
468         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
469         of c_process_expr_stmt() for the iterating and collection
470         expressions of an Objective-C fast enumeration loop.
471
472 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
473
474         PR debug/45997
475         * dwarf2out.c (modified_type_die): If both is_const_type and
476         is_volatile_type is set, start with DW_TAG_const_type or
477         DW_TAG_volatile_type depending on where we get qualified type
478         in the recursive call.
479
480         PR target/43897
481         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
482         as a store into that register.
483
484         PR tree-optimization/46528
485         PR debug/46338
486         * profile.c (branch_prob): Make sure last is never set to a debug
487         stmt.
488
489         PR debug/46771
490         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
491         on DEBUG_INSNs.
492
493         PR rtl-optimization/46777
494         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
495         also barrier after tablejump.
496
497 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
498             Richard Henderson  <rth@redhat.com>
499
500         PR target/46740
501         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
502
503 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
504
505         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
506         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
507
508 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
509
510         PR target/46735
511         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
512         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
513         (int12_operand, int_2word_operand, uint16_operand): Likewise.
514         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
515         (uint5_operand, uint4_operand): Likewise.
516         * config/frv/frv.h (IN_RANGE_P): Delete.
517         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
518         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
519         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
520         (CONST_OK_FOR_P): Likewise.
521         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
522         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
523         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
524         (*movsicc_internal2_float, casesi): Likewise.
525         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
526         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
527         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
528         (frv_split_cond_move, frv_rtx_costs): Likewise.
529
530         PR target/46739
531         * config/mmix/mmix.c (mmix_intval): Split shift count.
532
533 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
534
535         * config/i386/i386.c (m_COREI7): New.
536         (initial_ix86_tune_features): Turn on
537         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
538         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
539
540 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
541
542         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
543
544         * config/i386/driver-i386.c (host_detect_local_cpu): Support
545         Sandy Bridge.
546
547         * config/i386/i386.c (override_options): Handle "corei7-avx".
548
549         * doc/invoke.texi: Document corei7-avx.
550
551 2010-12-06  Richard Guenther  <rguenther@suse.de>
552
553         PR tree-optimization/46806
554         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
555         coalesce different types.
556
557 2010-12-06  Richard Guenther  <rguenther@suse.de>
558
559         PR tree-optimization/46785
560         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
561         call statements as operand definition.
562
563 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
564
565         * doc/tm.texi.in: Fix typo.
566         * doc/tm.texi: Regenerate.
567
568 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
569
570         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
571         last change.
572
573 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
574
575         * c-family/c-common.h: Removed the declarations of all the objc_
576         callbacks, and moved them into c-objc.h.  Removed
577         objc_ivar_visibility_kind and moved it into c-objc.h.
578         * c-family/c-objc.h: New file.
579         * c-family/c-common.c: Include c-objc.h.
580         * c-family/c-format.c: Same change.
581         * c-family/stub-objc.c: Same change.
582         * c-decl.c: Include c-family/c-objc.h.
583         * c-parser.c: Same change.
584         * c-typeck.c: Same change.
585         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
586         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
587         (c-parser.o): same change.
588         (c-typeck.o): Same change.
589         (c-family/c-format.o): Same change.
590         (c-family/stub-objc.o): Same change.
591         (c-family/c-common.o): Same change.
592         (PLUGIN_HEADERS): Added c-family/c-objc.h.
593
594 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
595
596         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
597         --with-dwarf2 option.
598
599 2010-12-03  Jan Hubicka  <jh@suse.cz>
600
601         * lto-streamer-in.c (input_cfg): Fix pasto.
602
603 2010-12-03  Jan Hubicka  <jh@suse.cz>
604
605         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
606         and functions with user asm defined names.
607         (varpool_externally_visible_p): Do not localize vars with user
608         asm defined names.
609
610 2010-12-03  Jan Hubicka  <jh@suse.cz>
611
612         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
613         to prevent mangling with lto frontend.
614
615 2010-12-03  Jan Hubicka  <jh@suse.cz>
616
617         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
618         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
619
620 2010-12-03  Jan Hubicka  <jh@suse.cz>
621
622         PR tree-optimization/46760
623         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
624         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
625         * lto-cgraph.c (lto_output_edge): Fix assert.
626         (lto_output_node): Output count_materialization_scale.
627         (output_profile_summary): Output only runs and sum_max.
628         (input_node): Input count_materialization_scale.
629         (input_profile_summary): Read data into file specific gcov summary.
630         (merge_profile_summaries): New function.
631         (input_cgraph): Update call of input_profile_summary;
632         call merge_profile_summaries.
633         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
634         rescale counts at read in.
635         (intput_bb): Likewise.
636         (input_function): Update call of input_bb.
637         (lto_read_body): Update call of input_cfg.
638         * lto-streamer.h: Inlclude gcov-io.h
639         (lto_file_decl_data): Add gcov_ctr_summary.
640
641 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
642
643         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
644         (Cond Exec Macros): ... to this.
645         * doc/tm.texi: Regenerate.
646
647 2010-12-03  Jason Merrill  <jason@redhat.com>
648
649         PR debug/46123
650         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
651         a declaration DIE.
652
653 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
654
655         * config/arm/arm.c (arm_legitimate_index_p): Split
656         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
657         slightly larger constants in the latter case.
658         (thumb2_legitimate_index_p): Likewise.
659
660 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
661
662         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
663         * gcc.c (cc1_options): Add %{Qy:}.
664
665 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
666
667         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
668         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
669         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
670
671 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
672
673         PR rtl-optimization/45354
674         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
675         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
676         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
677         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
678
679 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
680
681         * basic-block.h (struct edge_prediction): Remove forward
682         declaration.
683         * tree-flow.h (struct edge_prediction): Move from here...
684         * predict.c (struct edge_prediction): ...to here.
685         * cselib.h (struct elt_list): Move from here...
686         * cselib.c (struct elt_list): ...to here.
687
688 2010-12-02  Ian Lance Taylor  <iant@google.com>
689
690         * gcc.c (default_compilers): Add entry for ".go".
691         * common.opt: Add -static-libgo as a driver option.
692         * doc/install.texi (Configuration): Mention libgo as an option for
693         --enable-shared.  Mention go as an option for --enable-languages.
694         * doc/invoke.texi (Overall Options): Mention .go as a file name
695         suffix.  Mention go as a -x option.
696         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
697         language.
698         * doc/sourcebuild.texi (Top Level): Mention libgo.
699         * doc/standards.texi (Standards): Add section on Go language.
700         Move references for other languages into their own section.
701         * doc/contrib.texi (Contributors): Mention that I contributed the
702         Go frontend.
703
704 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
705
706         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
707         (const_call_expr_arg_iterator_d): Likewise.
708         (expanded_location): Likewise.
709         * c-tree.h (struct c_arg_tag_d): Likewise.
710         * dwarf2out.c (struct cfa_loc): Likewise.
711         (struct skeleton_chain_struct): Likewise.
712         * except.c (struct ttypes_filter): Likewise.
713         * cselib.h (struct cselib_val_struct): Likewise.
714         (elt_loc_list): Likewise.
715         (elt_list): Likewise.
716         * varasm.c (struct addr_const): Likewise.
717         * tree-flow.h (struct edge_prediction): Likewise.
718         (struct int_tree_map): Likewise.
719         (struct _edge_var_map): Likewise.
720
721 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
722
723         PR target/46768
724         * config/i386/i386.c (initial_ix86_tune_features): Turn on
725         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
726
727 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
728
729         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
730
731 2010-12-02  Ian Lance Taylor  <iant@google.com>
732
733         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
734         header files unordered_map, tr1/unordered_map, and ext/hash_map.
735         * configure, config.in: Rebuild.
736
737 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
738
739         PR target/46685
740         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
741         (sparc_expand_move): Call it to decide whether to emit the special
742         mov{si,di}_pic_label_ref patterns.
743         (sparc_legitimize_pic_address): Call it to decide whether to emit
744         the regular PIC sequence for labels.  Fix long line.
745         (sparc_file_end): Set is_thunk for the PIC helper.
746
747 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
748
749         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
750         for a non-shared type.
751
752 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
753
754         PR middle-end/45297
755         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
756         with MEM_REFs as POINTER_PLUS_EXPR.
757
758 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
759
760         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
761         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
762         mentioning /lib/elf.
763
764 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
765
766         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
767         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
768         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
769         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
770         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
771         * config/sol2.h (LINK_SPEC): Remove %{b}.
772         * config/svr4.h (LINK_SPEC): Remove %{b}.
773
774 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
775
776         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
777         * config/i386/linux.h (LINK_SPEC): Cut long comment.
778         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
779         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
780         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
781         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
782         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
783         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
784         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
785         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
786         %{v:%{!V:-V}}.
787
788 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
789
790         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
791         -ftraditional.
792
793 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
794
795         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
796         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
797         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
798         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
799         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
800         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
801         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
802         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
803         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
804         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
805         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
806         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
807         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
808         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
809         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
810         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
811         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
812         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
813
814 2010-12-02  Paul Koning  <ni1d@arrl.net>
815
816         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
817         opcodes if CC_NO_OVERFLOW is set.
818         (notice_update_cc_on_set): Correct setting of CC0 as a side
819         effect; set CC_NO_OVERFLOW for cases where C flag is not
820         meaningful.
821
822 2010-12-02  Ian Lance Taylor  <iant@google.com>
823
824         * doc/install.texi (Configuration): Update default for
825         --with-boot-ldflags.
826
827 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
828
829         PR c/45062
830         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
831         !funcdef_flag.
832
833 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
834
835         PR tree-optimization/45199
836         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
837         (stores_zero_from_loop): Call
838         mem_write_stride_of_same_size_as_unit_type_p.
839         * tree-data-ref.h (stride_of_unit_type_p): New.
840         * tree-loop-distribution.c (generate_memset_zero): Simplified.
841         Call stride_of_unit_type_p.
842         (build_rdg_partition_for_component): Do not call
843         rdg_flag_similar_memory_accesses when
844         flag_tree_loop_distribute_patterns is set.
845
846 2010-12-02  Richard Guenther  <rguenther@suse.de>
847
848         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
849         sign-changing conversions for induction detection.
850
851 2010-12-02  Richard Guenther  <rguenther@suse.de>
852
853         PR tree-optimization/46723
854         * tree-vect-loop.c (get_initial_def_for_induction): Strip
855         conversions from the induction evolution and apply it to
856         the result instead.
857         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
858         assigns for induction defs.
859
860 2010-12-02  Richard Guenther  <rguenther@suse.de>
861
862         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
863         the case we need to split the edge and not the block.
864
865 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
866
867         DFA model for Core 2 and Core i7 scheduling.
868
869         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
870         * config/i386/i386.c (ix86_option_override_internal): Update entries
871         for Core 2 and Core i7.
872         (ix86_issue_rate): Set issue rate to 3 [be realistic].
873         * config/i386/i386.md: Include "core2.md".
874         (define_attr cpu): Add "corei7".
875
876 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
877
878         Define tuning for Core 2 and Core i7.
879
880         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
881         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
882         (m_CORE2): Replace with m_CORE2_{32,64}.
883         (m_CORE2I7{,_32,_64}): New macros.
884         (m_GENERIC32, m_GENERIC64): Update.
885         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
886         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
887         set m_CORE2I7_64 iff m_GENERIC64.
888         (processor_target_table): Use generic costs for Core 2 and Core i7.
889         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
890         (ix86_issue_rate): Remove entry for Core 2.
891         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
892         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
893         (TARGET_CORE2): Update.
894         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
895         (PROCESSOR_CORE2): Remove.
896
897 2010-12-02  Richard Guenther  <rguenther@suse.de>
898
899         * lto-streamer.h (LTO_major_version): Bump to 2.
900
901 2010-12-02  Richard Guenther  <rguenther@suse.de>
902
903         PR lto/44871
904         * gimple.c (canonical_type_hash_cache): New hashtable.
905         (gimple_type_hash): Make a wrapper around ...
906         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
907         (gimple_canonical_type_hash): Likewise.
908         (gtc_visit): Take a gtc_mode argument.
909         (gimple_types_compatible_p_1): Likewise. Do not compare struct
910         tag names or field names when computing canonical types.
911         (gimple_types_compatible_p): Adjust.
912         (visit): Take a gtc_mode argument.
913         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
914         names or field names when computing hashes of canonical types.
915         (gimple_register_canonical_type): Use gimple_canonical_type_hash
916         for the hash.
917         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
918         (free_gimple_type_tables): Free canonical_type_hash_cache.
919
920 2010-12-02  Richard Guenther  <rguenther@suse.de>
921             Ira Rosen  <irar@il.ibm.com>
922
923         PR tree-optimization/46663
924         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
925         FUNCTION_DECL exists and that it's a builtin.
926
927 2010-12-02  Jie Zhang  <jie@codesourcery.com>
928
929         PR middle-end/46674
930         * varasm.c (compute_visible_aliases): Handle user set
931         assembler name.
932
933 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
934
935         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
936         thinko regarding setting -mno-<xxx> debug switches.
937         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
938
939 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
940
941         * intl.c: Don't include tm.h.
942         * Makefile.in (intl.o): Don't depend on $(TM_H).
943
944 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
945
946         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
947         unused warning.
948         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
949
950 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
951
952         * graphite-sese-to-poly.c (analyze_drs): Removed.
953         (build_scop_drs): Do not call analyze_drs.
954         (analyze_drs_in_stmts): New.
955         (insert_stmts): New.
956         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
957         (insert_out_of_ssa_copy_on_edge): Same.
958         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
959         (rewrite_phi_out_of_ssa): Same.
960         (rewrite_cross_bb_scalar_dependence): Same.
961         (split_reduction_stmt): Move data references in the new basic blocks.
962         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
963
964 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
965
966         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
967
968 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
969
970         PR middle-end/45297
971         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
972         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
973         * graphite-poly.h (new_poly_bb): Update declaration.
974         (gbb_from_bb): Moved here...
975         (pbb_from_bb): New.
976         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
977         Removed.
978         (graphite_stmt_p): Removed.
979         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
980         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
981         new_poly_bb.
982         (build_scop_bbs_1): Do not pass in sbitmap reductions.
983         (build_scop_bbs): Same.
984         (gbb_from_bb): ... from here.
985         (add_conditions_to_constraints): Moved up.
986         (analyze_drs): New.
987         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
988         not contain data references.
989         (new_pbb_from_pbb): New.
990         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
991         block is split.
992         (rewrite_close_phi_out_of_ssa): Update call to
993         insert_out_of_ssa_copy_on_edge.
994         (rewrite_reductions_out_of_ssa): Now static.
995         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
996         (split_pbb): New.
997         (split_reduction_stmt): Call split_pbb.
998         (translate_scalar_reduction_to_array): Pass in the scop, do not
999         pass in the sbitmap reductions.
1000         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
1001         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
1002         (rewrite_commutative_reductions_out_of_ssa): Same.
1003         (build_poly_scop): Call build_scop_bbs,
1004         rewrite_commutative_reductions_out_of_ssa,
1005         rewrite_reductions_out_of_ssa, and
1006         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
1007         before scop_to_lst.
1008         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
1009         Removed declaration.
1010         (rewrite_reductions_out_of_ssa): Same.
1011         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1012         (build_scop_bbs): Same.
1013         * graphite.c (graphite_transform_loops): Do not initialize reductions.
1014         Do not call build_scop_bbs,
1015         rewrite_commutative_reductions_out_of_ssa,
1016         rewrite_reductions_out_of_ssa, and
1017         rewrite_cross_bb_scalar_deps_out_of_ssa.
1018         * sese.h (struct gimple_bb): Add field pbb.
1019         (GBB_PBB): New.
1020
1021 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1022
1023         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
1024         New.
1025         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
1026         handle_scalar_deps_crossing_scop_limits.
1027         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
1028         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
1029
1030 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1031
1032         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
1033         when replacing a constant in an ADDR_EXPR.
1034
1035 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1036
1037         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
1038         for the stride.
1039         (lst_do_strip_mine): Same.
1040         (scop_do_strip_mine): Same.
1041         * graphite-poly.c (apply_poly_transforms): Update call to
1042         scop_do_strip_mine.
1043         * graphite-poly.h (scop_do_strip_mine): Update declaration.
1044
1045 2010-12-01  Jan Hubicka  <jh@suse.cz>
1046
1047         * tree.c (build_common_builtin_nodes): Do not initialize
1048         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
1049         * builtins.c (expand_builtin_profile_func): Remove.
1050         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
1051         BUILT_IN_PROFILE_FUNC_EXIT.
1052         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
1053         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
1054         * gimplify.c (gimplify_function_tree): Reorganize code calling
1055         profiling functions.
1056
1057 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1058
1059         * opts.c: Expand comment on tm.h include.
1060
1061 2010-12-01  Yao Qi  <yao@codesourcery.com>
1062
1063         * config/arm/predicates.md ("vfp_register_operand"): Return true for
1064         VFP_D0_D7_REGS classes.
1065
1066 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1067
1068         * common.opt (flag_stack_check): New Variable entry.
1069         (fcompare-debug-second): Use Var.
1070         * flags.h (flag_compare_debug, flag_stack_check): Remove.
1071         * opts.c (flag_compare_debug): Remove.
1072         (common_handle_option): Don't handle OPT_fcompare_debug_second.
1073         Set opts->x_flag_stack_check for OPT_fstack_check_.
1074         * toplev.c (flag_stack_check): Remove.
1075
1076 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1077
1078         * common.opt (main_input_filename, main_input_basename,
1079         main_input_baselength): New Variable entries.  From toplev.c.
1080         * final.c (output_quoted_string): Move from toplev.c.
1081         * output.h (output_quoted_string): Move from toplev.h.
1082         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
1083         access main_input_filename, main_input_baselength and
1084         main_input_basename.
1085         * targhooks.c: Include intl.h and opts.h.
1086         (option_affects_pch_p, default_get_pch_validity): Move from
1087         toplev.c.
1088         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
1089         Move from toplev.h.
1090         * toplev.c (main_input_filename, main_input_basename,
1091         main_input_baselength): Move to common.opt.
1092         (output_quoted_string): Move to final.c.
1093         (warn_deprecated_use): Move to tree.c.
1094         (option_affects_pch_p, default_get_pch_validity,
1095         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
1096         * toplev.h (skip_leading_substring): Move to tree-dump.c.
1097         (warn_deprecated_use): Move to tree.h.
1098         (output_quoted_string): Move to output.h.
1099         (main_input_filename, main_input_basename, main_input_baselength):
1100         Move to common.opt.
1101         (default_get_pch_validity, default_pch_valid_p): Move to
1102         targhooks.c.
1103         * tree-dump.c (skip_leading_substring): Move from toplev.h.
1104         * tree.c (warn_deprecated_use): Move from toplev.c.
1105         * tree.h (warn_deprecated_use): Move from toplev.h.
1106         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
1107         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
1108         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
1109         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
1110         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
1111         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
1112         config/mcore/mcore.c, config/mep/mep.c,
1113         config/microblaze/microblaze.c, config/mips/mips.c,
1114         config/mmix/mmix.c, config/mn10300/mn10300.c,
1115         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
1116         config/picochip/picochip.c, config/s390/s390.c,
1117         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
1118         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
1119         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
1120         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
1121         varasm.c, xcoffout.c: Don't include toplev.h.
1122         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
1123         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
1124         varasm.o, xcoffout.o): Update dependencies.
1125         * config/arm/t-arm (arm.o): Update dependencies.
1126         * config/spu/t-spu-elf (spu.o): Update dependencies.
1127
1128 2010-12-01  Richard Guenther  <rguenther@suse.de>
1129
1130         PR tree-optimization/46730
1131         * value-prof.c (gimple_ic): Always generate a separate merge BB.
1132
1133 2010-11-30  Ian Lance Taylor  <iant@google.com>
1134
1135         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
1136         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
1137         * config/i386/linux64.h (ASM_SPEC): Likewise.
1138         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
1139         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
1140         * config/i386/vxworks.h (ASM_SPEC): Likewise.
1141         * config/i386/x86-64.h (ASM_SPEC): Likewise.
1142         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
1143         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
1144
1145 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
1146
1147         * c-decl.c (finish_function): Call objc_finish_function in
1148         Objective-C.
1149         * c-typeck.c (convert_for_assignment): Do not call
1150         objc_type_quals_match().
1151
1152 2010-11-30  Richard Guenther  <rguenther@suse.de>
1153
1154         PR tree-optimization/46722
1155         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
1156         operands as arguments.
1157         (execute_optimize_widening_mul): Also handle power of two as
1158         multiplication.
1159
1160 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1161
1162         PR middle-end/46709
1163         * cgraphunit.c (process_function_and_variable_attributes): Fix
1164         cut'n'pasteo.
1165
1166 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1167
1168         * hwint.c:  New.  Extracted from toplev.c.
1169         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1170         Move from toplev.h.
1171         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1172         Move to hwint.c.
1173         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1174         Move to hwint.h.
1175         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
1176         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
1177         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
1178         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
1179         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
1180         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
1181         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
1182         tree-vrp.c: Don't include toplev.h.
1183         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1184         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
1185         toplev.h in generated output.
1186         * Makefile.in (OBJS-common): Add hwint.o.
1187         Dependencies for above files changed to remove toplev.h.
1188         (hwint.o): New.
1189         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
1190         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
1191         toplev.h.
1192         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
1193         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
1194
1195 2010-11-30  Richard Guenther  <rguenther@suse.de>
1196
1197         PR tree-optimization/46717
1198         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
1199         call.  Manually create EH edges for the direct call and update
1200         target PHI nodes.
1201
1202 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1203
1204         * diagnostic-core.h: Include bversion.h.
1205         * toplev.h: Don't include input.h or bversion.h.
1206         (parse_optimize_options): Don't declare here.
1207         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
1208         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
1209         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
1210         config/host-darwin.c, config/i386/host-cygwin.c,
1211         config/i386/host-mingw32.c, config/i386/msformat-c.c,
1212         config/i386/netware.c, config/i386/nwld.c,
1213         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
1214         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
1215         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
1216         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
1217         config/score/score3.c, config/score/score7.c,
1218         config/sh/symbian-base.c, config/sh/symbian-c.c,
1219         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
1220         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
1221         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
1222         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
1223         graphite-blocking.c, graphite-clast-to-gimple.c,
1224         graphite-dependences.c, graphite-flattening.c,
1225         graphite-interchange.c, graphite-poly.c,
1226         graphite-scop-detection.c, graphite.c, haifa-sched.c,
1227         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
1228         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
1229         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
1230         lto-opts.c, lto-section-in.c, lto-section-out.c,
1231         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
1232         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
1233         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
1234         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
1235         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
1236         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
1237         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
1238         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
1239         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
1240         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
1241         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
1242         include toplev.h.
1243         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1244         toplev.h.  Dependencies for above files and c-family files changed
1245         to remove $(TOPLEV_H) or toplev.h.
1246         (C_TREE_H): Don't include $(TOPLEV_H).
1247         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1248         bversion.h.
1249         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1250         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1251         config/t-darwin, config/t-sol2,
1252         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1253         Dependencies for above files changed to remove $(TOPLEV_H) or
1254         toplev.h.
1255
1256 2010-11-30  Richard Guenther  <rguenther@suse.de>
1257
1258         PR lto/44986
1259         * gcc.c (main): Use the first input with a compiler as infile
1260         for link spec processing.
1261
1262 2010-11-30  Richard Guenther  <rguenther@suse.de>
1263
1264         PR lto/45949
1265         * cgraphunit.c (ipa_passes): Stop after errors from
1266         small IPA passes.
1267
1268 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1269
1270         * gcc-plugin.h: Include coretypes.h.
1271         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1272
1273 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1274
1275         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1276         * ggc-none.c (ggc_internal_alloc_zone_stat)
1277         (ggc_internal_cleared_alloc_zone_stat): New.
1278
1279 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1280
1281         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1282         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1283         (rs6000_emit_prologue): Don't set PIC register if
1284         TARGET_SINGLE_PIC_BASE.
1285         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1286         * doc/invoke.texi (msingle-pic-base): Document.
1287
1288 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1289
1290         PR driver/46712
1291         * exec-tool.in (id): New.
1292         Check and export LT_RCU_$id instead of LT_RCU.
1293
1294 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1295
1296         PR tree-optimization/46675
1297         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1298         in offset calculation.
1299
1300 2010-11-29  Jan Hubicka  <jh@suse.cz>
1301
1302         * collect2.c (main): Do not imply verbose output with
1303         LTO and linker plugin.
1304
1305 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1306
1307         * dwarf2out.c (print_die): Print the address of the current DIE or
1308         of any DIE referenced by the current one.
1309
1310 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1311
1312         PR debug/46101
1313         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1314         function.
1315         (scope_die_for, gen_type_die_for_member): Replace uses of
1316         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1317
1318 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1319
1320         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1321         (darwin_asm_declare_object_name): Correct spelling.
1322         (darwin_output_aligned_bss): Likewise.
1323
1324 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1325             Mike Stump  <mrs@gcc.gnu.org>
1326
1327         PR target/26427
1328         PR target/33120
1329         PR testsuite/35710
1330         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1331         (ASM_OUTPUT_LOCAL): Likewise.
1332         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1333         (darwin_output_aligned_bss): Likewise.
1334         (darwin_asm_output_aligned_decl_local): Likewise.
1335         (darwin_asm_output_aligned_decl_common): Likewise.
1336         (darwin_use_anchors_for_symbol_p): Likewise.
1337         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1338         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1339         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1340         (DARWIN_SECTION_ANCHORS): Set to 1.
1341         * config/darwin.c (emit_aligned_common): New var.
1342         (darwin_init_sections): Check that the Darwin private zero-size section
1343         marker is in range.
1344         (darwin_text_section): Check for zero-sized objects.
1345         (darwin_mergeable_string_section): Likewise.
1346         (darwin_mergeable_constant_section): Likewise.
1347         (machopic_select_section): Adjust to check for zero-sized objects.
1348         Assert that OBJC meta data are non-zero sized.
1349         (darwin_asm_declare_object_name): New.
1350         (darwin_asm_declare_constant_name): Adjust for zero-sized
1351         object sections.
1352         (BYTES_ZFILL): Define.
1353         (darwin_emit_weak_or_comdat): New.
1354         (darwin_emit_local_bss): New.
1355         (darwin_emit_common): New.
1356         (darwin_output_aligned_bss): New.
1357         (darwin_asm_output_aligned_decl_common): New.
1358         (darwin_asm_output_aligned_decl_local): New.
1359         (darwin_file_end): Disable subsections_via_symbols when section
1360         anchoring is active.
1361         (darwin_asm_output_anchor): Re-enable.
1362         (darwin_use_anchors_for_symbol_p): New.
1363         (darwin_override_options): Check for versions that can emit
1364         aligned common.  Update usage of flags to current.
1365         * config/darwin-sections.def: Update comments and flags for
1366         non-anchor sections.  zobj_const_section, zobj_data_section,
1367         zobj_bss_section, zobj_const_data_section: New.
1368         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1369         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1370         (L2_MAX_OFILE_ALIGNMENT): Define.
1371         (ASM_OUTPUT_ALIGNED_BSS): Define.
1372         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1373         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1374         (SECTION_NO_ANCHOR): Define.
1375         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1376         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1377
1378 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1379
1380         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1381         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1382         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1383         Conditionally define.
1384         (GET_ENVIRONMENT): Poison.
1385         * configure.ac: Don't test for mincore.
1386         * configure: Regenerate.
1387         * config.in: Regenerate.
1388         * collect2-aix.c: Don't include <sys/mman.h>.
1389         * collect2.c: Don't include <signal.h>.
1390         (SIGCHLD): Don't define.
1391         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1392         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1393         <splay-tree.h>.
1394         * config/arm/arm.c (arm_target_help): Use getenv instead of
1395         GET_ENVIRONMENT.
1396         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1397         * config/frv/frv.c: Don't include <ctype.h>.
1398         * config/host-darwin.c: Don't include <sys/mman.h>.
1399         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1400         (MAP_FAILED): Don't define.
1401         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1402         * config/host-solaris.c: Don't include <sys/mman.h>.
1403         * config/i386/cygming.h: Don't include <stdio.h>.
1404         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1405         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1406         * config/iq2000/iq2000.c: Don't include <signal.h>.
1407         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1408         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1409         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1410         * config/microblaze/microblaze.c: Don't include <signal.h>.
1411         * config/mips/mips.c: Don't include <signal.h>.
1412         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1413         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1414         * defaults.h (GET_ENVIRONMENT): Don't define.
1415         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1416         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1417         (SIGCHLD, MAP_FAILED, kill): Don't define.
1418         (process_command): Use getenv instead of GET_ENVIRONMENT.
1419         * genhooks.c: Don't include <string.h>.
1420         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1421         <sys/types.h>.
1422         (MAP_FAILED): Don't define.
1423         * ggc-page.c Don't include <sys/mman.h>.
1424         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1425         * ggc-zone.c: Don't include <sys/mman.h>.
1426         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1427         * graph.c: Include "config.h" instead of <config.h>.
1428         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1429         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1430         (SIGCHLD, kill): Don't define.
1431         * mips-tfile.c: Don't include <signal.h>.
1432         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1433         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1434         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1435         <sys/times.h>.
1436         * sparseset.h: Don't include <assert.h>.
1437         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1438         * tlink.c: Don't include "libiberty.h".
1439         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1440         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1441         * tree-switch-conversion.c: Don't include <signal.h>.
1442         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1443
1444 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1445
1446         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1447         c_parser_objc_try_catch_finally_statement for consistency with the
1448         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1449         objc_begin_catch_clause() in that case.  Improved error recovery.
1450         Reorganized code to be almost identical to
1451         cp_parser_objc_try_catch_finally_statement.
1452
1453 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1454
1455         PR tree-optimization/46621
1456         * gimple.h: Don't include tm.h or hard-reg-set.h .
1457         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1458
1459         PR bootstrap/44756
1460         * cppbuiltin.c: Include target.h .
1461         (define_builtin_macros_for_type_sizes):
1462         Use targetm.float_words_big_endian.
1463
1464 2010-11-27  Jan Hubicka  <jh@suse.cz>
1465
1466         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1467         and output cold_text_section_label.
1468         (dwarf2out_init): Don't do that there.
1469         (dwarf2out_finish): Handle cold section end label only if cold
1470         section was used.
1471
1472 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1473
1474         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1475         VLA variables.
1476
1477 2010-11-27  Richard Guenther  <rguenther@suse.de>
1478
1479         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1480         (gimple_assign_ssa_name_copy_p): Likewise.
1481         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1482         (is_gimple_cast): Remove.
1483         (gimple_assign_single_p): Move ...
1484         * gimple.h (gimple_assign_single_p): ... here.
1485         (is_gimple_cast): Remove.
1486         (gimple_assign_rhs_code): Simplify.
1487         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1488         instead of is_gimple_cast.
1489         * ipa-type-escape.c (look_for_casts): Likewise.
1490
1491 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1492
1493         * doc/options.texi (Enum, EnumValue): Document new record types.
1494         (Enum): Document new option flag.
1495         * opt-functions.awk
1496         * optc-gen.awk: Handle enumerated option arguments.
1497         * opth-gen.awk: Handle enumerated option arguments.
1498         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1499         enum_value_to_arg): New.
1500         (decode_cmdline_option): Handle enumerated arguments.
1501         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1502         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1503         * opts.c (print_filtered_help, print_specific_help): Take
1504         lang_mask arguments.
1505         (print_filtered_help): Handle printing values of enumerated
1506         options.  Print possible arguments for enumerated options.
1507         (print_specific_help): Update call to print_filtered_help.
1508         (common_handle_option): Update calls to print_specific_help.  Use
1509         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1510         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1511         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1512         OPT_fira_region_ here.
1513         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1514         (struct cl_option): Add var_enum.
1515         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1516         struct cl_enum, cl_enums, cl_enums_count): New.
1517         (CL_ERR_ENUM_ARG): Define.
1518         (CL_ERR_NEGATIVE): Update value.
1519         (enum_value_to_arg): Declare.
1520         * common.opt (flag_ira_algorithm, flag_ira_region,
1521         flag_fp_contract_mode, flag_excess_precision_cmdline,
1522         default_visibility, flag_tls_default): Remove Variable entries.
1523         (help_enum_printed): New Variable.
1524         (fdiagnostics-show-location=): Use Enum.  Add associated
1525         SourceInclude, Enum and EnumValue entries.
1526         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1527         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1528         associated Enum and EnumValue entries.
1529
1530 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1531
1532         PR target/46623
1533         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1534         Use XALLOCAVEC.
1535         (microblaze_option_override): Don't use C++ style comments.
1536         (save_restore_insns): Remove unused variable base_offset.
1537         (microblaze_expand_prologue): Remove unused variable insn.
1538         (microblaze_secondary_reload): Adjust type to match target.h .
1539         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1540         (microblaze_expand_move): Likewise.
1541         * config/microblaze/microblaze.h (LARGE_INT):
1542         Avoid signed / unsigned comparisons.
1543         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1544         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1545         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1546
1547 2010-11-26  Michael Matz  <matz@suse.de>
1548
1549         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1550
1551         * passes.c (init_optimization_passes): Remove superfluous
1552         copy-prop pass.
1553
1554 2010-11-26  Richard Guenther  <rguenther@suse.de>
1555
1556         PR lto/46648
1557         * gimple.c (gtc_visit): Do not return true for members of an
1558         SCC still being processed but the current lattice value of
1559         the member.  Treat SCC members comparison state as lattice,
1560         starting at equal, eventually dropping to unequal.
1561         (gimple_types_compatible_p_1): Likewise.
1562
1563 2010-11-26  Richard Guenther  <rguenther@suse.de>
1564
1565         PR middle-end/46559
1566         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1567         for location list processing.
1568
1569 2010-11-26  Richard Guenther  <rguenther@suse.de>
1570
1571         PR lto/46560
1572         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1573         flags manually.
1574
1575 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1576
1577         * config/s390/s390.c (print_operand_address): Replace assert with
1578         error message.
1579         (print_operand): Replace assertions, gcc_unreachable and
1580         fatal_insn with error messages.
1581
1582 2010-11-26  Richard Guenther  <rguenther@suse.de>
1583
1584         PR tree-optimization/46665
1585         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1586
1587 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1588
1589         * config/arm/arm.c (arm_option_override): enable loop array
1590         prefetching at -O3 for suitable targets, and configure params.
1591         * config/arm/arm-protos.h (struct tune_params): Add fields for
1592         configuring loop array prefetching.
1593
1594 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1595
1596         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1597
1598 2010-11-26  Richard Guenther  <rguenther@suse.de>
1599
1600         PR tree-optimization/46664
1601         * tree-affine.c (aff_combination_to_tree): Add rest last.
1602
1603 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1604
1605         PR target/33637
1606         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
1607         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
1608         * configure: Regenerated.
1609         * exec-tool.in: Not quoting command, may have extra arguments.
1610
1611 2010-11-26  Richard Guenther  <rguenther@suse.de>
1612
1613         PR tree-optimization/46528
1614         PR debug/46338
1615         * profile.c (branch_prob): Do not split blocks based on locations
1616         from debug statements.
1617
1618 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
1619
1620         PR middle-end/46647
1621         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
1622         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
1623
1624         PR bootstrap/45700
1625         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
1626         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
1627         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
1628         build6_loc): Define.
1629         * fold-const.c (protected_set_expr_location_unshare): New inline.
1630         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
1631         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
1632         pedantic_omit_one_operand_loc, omit_two_operands_loc,
1633         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
1634         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
1635         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
1636         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
1637         instead of buildN followed by SET_EXPR_LOCATION or
1638         protected_set_expr_location.
1639         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
1640         Use buildN_stat_loc instead of buildN_stat followed by
1641         SET_EXPR_LOCATION.
1642
1643 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
1644
1645         * Makefile.in (s-tm-texi): Remove spurous tab.
1646
1647 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1648
1649         PR debug/46258
1650         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
1651         debug stmts.
1652
1653 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1654
1655         * toplev.c (finalize): Add no_backend parameter.  Don't finish
1656         passes when preprocessing only.  Adjust...
1657         (do_compile): ... caller.
1658
1659 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1660
1661         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
1662         flag_unsafe_math_optimizations.
1663         (negsf2): Likewise.
1664         Move fnegabs related patterns together.  Only use fmpynfadd instruction
1665         to negate a multiply if !flag_signed_zeros is true.
1666
1667 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
1668
1669         * gengtype-state.c (read_state_structures): Initialize "previous".
1670
1671 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
1672             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1673
1674         * gengtype-state.c: Add new file.
1675
1676         * gengtype.c (type count): New variable.
1677         (new_structure, find_param_structure, create_pointer)
1678         (create_array): Use it to set state_number in types.
1679         (dump_everything): Improve comment.
1680         (main): Call read_state and write_state. Print type_count.
1681
1682         * gengtype.h (type_lineloc): New function.
1683         (read_state, write_state): New declarations.
1684
1685         * Makefile.in (GENGTYPE_FLAGS): New variable.
1686         (s-gtype): Run gengtype twice and generate gtype.state.
1687         (build/gengtype-state.o): New rule.
1688         (build/gengtype$(build_exeext)): Link gengtype-state.o.
1689         (mostlyclean): Update comment.  Remove gtype.state.
1690
1691 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
1692
1693         PR middle-end/46637
1694         * combine.c (try_combine): When substing i2dest for i2src, pass
1695         1 as last argument even if
1696         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
1697
1698 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
1699
1700         PR middle-end/46647
1701         * builtins.c (target_char_cast): Check INTEGER_CST instead of
1702         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
1703
1704 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
1705
1706         * target.def (supports_split_stack, except_unwind_info): Take
1707         gcc_options parameters.
1708         * targhooks.c (default_except_unwind_info,
1709         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
1710         gcc_options parameters.
1711         * targhooks.h (default_except_unwind_info,
1712         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
1713         prototypes.
1714         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
1715         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
1716         Document that hooks must not be modified.
1717         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
1718         * doc/tm.texi: Regenerate.
1719         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
1720         &global_options to targetm.except_unwind_info.
1721         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
1722         dwarf2out_begin_prologue, dwarf2out_frame_init,
1723         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
1724         &global_options to targetm.except_unwind_info.
1725         * except.c (init_eh, finish_eh_generation,
1726         gate_convert_to_eh_region_ranges,
1727         output_one_function_exception_table): Pass &global_options to
1728         targetm.except_unwind_info.
1729         * expr.c (build_personality_function): Pass &global_options to
1730         targetm.except_unwind_info.
1731         * function.c (expand_function_end): Pass &global_options to
1732         targetm.except_unwind_info.
1733         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
1734         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
1735         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
1736         and targetm.supports_split_stack.  Remove assertions about opts
1737         and opts_set.
1738         (common_handle_option): Remove assertions about opts, opts_set and dc.
1739         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
1740         &global_options to targetm.except_unwind_info.
1741         * tree.c (build_common_builtin_nodes: Pass &global_options to
1742         targetm.except_unwind_info.
1743         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
1744         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
1745         thumb1_expand_prologue, thumb1_output_function_prologue,
1746         arm_unwind_emit, arm_output_fn_unwind): Update calls to
1747         arm_except_unwind_info.
1748         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
1749         parameter.
1750         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
1751         parameter.
1752         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
1753         ia64_reorg, ia64_asm_unwind_emit): Update calls to
1754         ia64_except_unwind_info.
1755         * config/pa/pa.c (pa_option_override): Pass &global_options to
1756         targetm.except_unwind_info.
1757         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
1758         Remove prototype.
1759
1760 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
1761
1762         * cgraphunit.c (process_function_and_variable_attributes):
1763         Mark dllexport-ed function/variables as needed.
1764         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
1765         as externally visible.
1766
1767 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1768
1769         PR rtl-optimization/46585
1770         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
1771         (vinsn_init): Skip computation of dependencies for local NOPs.
1772         (vinsn_delete): Don't try to free regsets for local NOPs.
1773         (setup_nop_and_exit_insns): Change definition of nop_pattern.
1774
1775 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1776
1777         PR rtl-optimization/46602
1778         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
1779         (tidy_control_flow): Here.
1780
1781 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
1782             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1783
1784         PR bootstrap/45888
1785         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
1786         Fix target.def pathname in timestamp comparison.
1787
1788 2010-11-24  Richard Henderson  <rth@redhat.com>
1789
1790         * config/ia64/predicates.md (pmpyshr_operand): New.
1791         * config/ia64/ia64.c (ia64_expand_unpack): New.
1792         (ia64_expand_widen_mul_v4hi): New.
1793         (ia64_expand_widen_sum): Update for pattern renames.
1794         (ia64_expand_dot_prod_v8qi): Likewise.
1795         * config/ia64/ia64-protos.h: Update.
1796         * config/ia64/vect.md (vecwider): New mode attribute.
1797         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
1798         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
1799         (pmpyshr2, pmpyshr2_u): New.
1800         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
1801         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
1802         (mulv2si3): New.
1803         (vec_pack_ssat_v4hi): Rename from pack2_sss.
1804         (vec_pack_usat_v4hi): Rename from *pack2_uss.
1805         (vec_pack_ssat_v2si): Rename from pack4_sss.
1806         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
1807         vec_select operation.
1808         (vec_interleave_highv8qi): Similarly.
1809         (mux1_alt): Rename from *mux1_alt.
1810         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
1811         (vec_interleave_lowv4hi): Rename from unpack2_l.
1812         (vec_interleave_highv4hi): Rename from unpack2_h.
1813         (mix2_r): Rename from *mix2_r.
1814         (mix2_l): Similarly.
1815         (vec_extract_evenodd_helper): New.
1816         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
1817         (vec_interleave_lowv2si): Rename from *unpack4_l.
1818         (vec_interleave_highv2si): Rename from *unpack4_h.
1819         (vec_extract_evenv2si, vec_extract_oddv2si): New.
1820         (vec_interleave_lowv2sf): Rename from fmix_r.
1821         (vec_interleave_highv2sf): Rename from *fmix_l.
1822         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
1823         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
1824         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
1825         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
1826
1827 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1828
1829         * targhooks.c (default_except_unwind_info): Remove
1830         MUST_USE_SJLJ_EXCEPTIONS case.
1831         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1832         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
1833         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1834         * doc/tm.texi: Regenerate.
1835         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
1836
1837 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1838
1839         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
1840         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
1841         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
1842         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
1843         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
1844
1845 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1846
1847         PR target/46519
1848         * config/i386/i386.c (ix86_expand_call): Don't check
1849         TREE_THIS_VOLATILE.
1850
1851 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1852
1853         PR target/46519
1854         * config/i386/i386.c (upper_128bits_state): New.
1855         (block_info_def): Remove upper_128bits_set and done.  Add state,
1856         referenced, count, processed and rescanned.
1857         (check_avx256_stores): Updated.
1858         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
1859         Call note_stores only if needed.  Set referenced and count.
1860         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
1861         (rescan_move_or_delete_vzeroupper): New.
1862         (move_or_delete_vzeroupper):  Process and rescan all all basic
1863         blocks instead of predecessor blocks of all exit points.
1864         (ix86_option_override_internal): Enable vzeroupper optimization
1865         only for -fexpensive-optimizations and not optimizing for size.
1866         (use_avx256_p): Removed.
1867         (init_cumulative_args): Don't set use_avx256_p.
1868         (ix86_function_arg): Likewise.
1869         (ix86_expand_move): Likewise.
1870         (ix86_expand_vector_move_misalign): Likewise.
1871         (ix86_local_alignment): Likewise.
1872         (ix86_minimum_alignment): Likewise.
1873         (ix86_expand_epilogue): Don't check use_avx256_p when generating
1874         vzeroupper.
1875         (ix86_expand_call): Likewise.
1876
1877         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
1878         and use_avx256_p.  Add rescan_vzeroupper_p.
1879
1880 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1881
1882         * toplev.c: Include <signal.h>.
1883
1884 2010-11-24  Richard Guenther  <rguenther@suse.de>
1885
1886         PR lto/43218
1887         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
1888         conflicting function signatures as non-inlineable.
1889
1890 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1891
1892         PR rtl-optimization/46614
1893         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
1894          (deps_analyze_insn): Mark JUMP_INSNs in
1895         last_pending_memory_flush that weren't added through
1896         flush_pending_lists with NON_FLUSH_JUMP_KIND.
1897         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
1898         on INSN_LIST instead of JUMP_P check on its operand.
1899         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
1900
1901 2010-11-24  Richard Guenther  <rguenther@suse.de>
1902
1903         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
1904
1905 2010-11-24  Richard Guenther  <rguenther@suse.de>
1906
1907         PR lto/46606
1908         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
1909         a FIELD_DECL that is type correct issue a warning and fixup
1910         with a VIEW_CONVERT_EXPR.
1911
1912 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
1913
1914         * doc/invoke.texi (Options for Debugging Your Program or GCC):
1915         Explain static numbering of dump files.
1916
1917 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1918
1919         * common.opt (user_vect_verbosity_level): New Variable entry.
1920         (ftree-vectorizer-verbose=): Mark as UInteger.
1921         * flag-types.h (enum vect_verbosity_levels): Move from enum
1922         verbosity_levels in tree-vectorizer.h.
1923         * opts.c: Don't include tree.h.
1924         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
1925         gcc_options parameter; take integer option argument.
1926         (common_handle_option): Update call to vect_set_verbosity_level.
1927         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
1928         (vect_set_verbosity_level): Move to opts.c.
1929         (vect_verbosity_level, vect_print_dump_info): Update for change of
1930         enum name.
1931         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
1932         (vect_print_dump_info): Update for change of enum name.
1933         * tree.h (vect_set_verbosity_level): Remove.
1934         * Makefile.in (opts.o): Update dependencies.
1935
1936 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1937
1938         PR middle-end/46629
1939         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
1940         instead of insn with any_condjump_p.
1941
1942 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
1943
1944         * config/mips/loongson.md: Change the description comment of the file
1945         and update the copyright years.
1946         (define_insn "<u>div<mode>3): Add loongson3a support.
1947         (define_insn "<u>mod<mode>3"): Likewise.
1948         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
1949         mul<mode>3_mul3_loongson.
1950         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
1951         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
1952
1953 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
1954
1955         * common.opt (initial_max_fld_align, flag_debug_asm,
1956         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
1957         flag_print_asm_name, graph_dump_format, help_printed,
1958         help_columns, flag_opts_finished): New Variable entries.
1959         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
1960         frandom-seed=): Mark deferred.
1961         (fsched-verbose=): Use UInteger and Var.
1962         * flags.h (set_struct_debug_option, flag_print_asm_name,
1963         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
1964         graph_dump_format): Don't declare here.
1965         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
1966         * opts-global.c: Include dbgcnt.h and debug.h.
1967         (decode_options): Pass location to finish_options.
1968         (handle_common_deferred_options): Check flag_dump_all_passed.
1969         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
1970         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
1971         OPT_fstack_limit.
1972         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
1973         (set_struct_debug_option): Add location_t parameter.  Update
1974         recursive call.  Use error_at.
1975         (default_options_optimization): Use error_at.
1976         (finish_options): Add location_t parameter.  Use
1977         opts->x_flag_opts_finished instead of first_time_p.  Use
1978         opts->x_optimize instead of optimize.  Use error_at.  Pass
1979         location to inform.
1980         (print_filtered_help): Use opts->x_help_printed to track what
1981         options have been printed.
1982         (print_specific_help): Use opts->x_help_columns to track number of
1983         columns.
1984         (common_handle_option): Pass locations and gcc_options pointers to
1985         more functions.  Use warning_at instead of fnotice and warning.
1986         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
1987         OPT_fdebug_prefix_map_.  Use error_at.  Set
1988         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
1989         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
1990         OPT_fsched_verbose_.
1991         (handle_param): Add location_r parameter.  Use error_at.
1992         (set_debug_level): Add location_r parameter.  Use error_at and
1993         warning_at.
1994         (setup_core_dumping): Add diagnostic_context parameter.
1995         (decode_d_option): Add gcc_options, location_t and
1996         diagnostic_context parameters and use them instead of global
1997         state.  Use warning_at.
1998         (enable_warning_as_error): Use error_at.
1999         * opts.h (finish_options): Update prototype.
2000         (set_struct_debug_option): Declare here.
2001         * rtl.h (fix_sched_param): Remove.
2002         * stor-layout.c (initial_max_fld_align): Remove.
2003         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
2004         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
2005         (process_options): Set maximum_field_alignment.
2006         * tree.h (initial_max_fld_align) Don't declare here.
2007         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2008
2009 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2010
2011         * flag-types.h (struct visibility_flags): Don't declare here.
2012         * flags.h (strip_off_ending, fast_math_flags_set_p,
2013         fast_math_flags_struct_set_p): Declare here.
2014         (visibility_options): Don't declare here.
2015         * opts-common.c (option_enabled, get_option_state): Move from
2016         opts.c.
2017         * opts-global.c: Include diagnostic.h instead of
2018         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
2019         and toplev.h.
2020         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2021         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2022         print_ignored_options, unknown_option_callback,
2023         post_handling_callback, lang_handle_option, add_input_filename,
2024         read_cmdline_options, initial_lang_mask, init_options_once,
2025         decode_cmdline_options_to_array_default_mask,
2026         set_default_handlers, decode_options): Move from opts.c.
2027         (print_ignored_options): Use warning_at instead of saving and
2028         restoring input_location.
2029         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
2030         instead of expr.h.  Don't include langhooks.h, except.h or
2031         lto-streamer.h.  Add more comments on includes.
2032         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
2033         toplev.c.
2034         (visibility_options): Move to c-family/c-common.c.
2035         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2036         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2037         print_ignored_options, unknown_option_callback,
2038         post_handling_callback, lang_handle_option, add_input_filename,
2039         read_cmdline_options, initial_lang_mask, init_options_once,
2040         decode_cmdline_options_to_array_default_mask,
2041         set_default_handlers, decode_options): Move to opts-global.c.
2042         (target_handle_option, default_options_optimization,
2043         finish_options, common_handle_option): Remove static.
2044         (option_enabled, get_option_state): Move to opts-common.c.
2045         * opts.h (common_handle_option, target_handle_option,
2046         finish_options, default_options_optimization): Declare.
2047         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
2048         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
2049         opts.c.
2050         * toplev.h (strip_off_ending, decode_d_option,
2051         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
2052         declare here.
2053         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2054
2055 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
2056
2057         PR driver/42690
2058         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
2059         options, replace by call of pass-through-libs spec function to process
2060         link_gcc_c_sequence spec.
2061         (lto_libgcc_spec): Delete variable.
2062         (static_specs[]): Remove related entry.
2063         (static_spec_functions[]): Add new entry for pass-through-libs.
2064         (main): Don't generate deleted lto_libgcc_spec.
2065         (pass_through_libs_spec_func): New function to implement the new
2066         pass-through-libs spec function.
2067         * doc/invoke.texi (pass-through-libs): Document new spec function.
2068
2069 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2070
2071         * doc/options.texi (Warning, Optimization): Document.
2072
2073 2010-11-23  Jan Hubicka  <jh@suse.cz>
2074
2075         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
2076         (tree_decl_with_vis): Add implicit_section_name_p.
2077         * targhooks.h (default_function_section): Declare.
2078         * target.def (function_section): New hook.
2079         * defaults.h (HOT_TEXT_SECTION_NAME,
2080         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2081         * predict.c (choose_function_section): Remove.
2082         (estimate_bb_frequencies): Do not use choose_function_section.
2083         * coretypes.h (enum node_frequency): Move here from cgraph.h
2084         * cgraph.h (enum node_frequency): Remove.
2085         * varasm.c (initialize_cold_section_name, unlikely_text_section,
2086         unlikely_text_section_p): Remove.
2087         (named_subsection_entry): New structure.
2088         (get_text_section): New function.
2089         (default_function_section): New function.
2090         (function_section_1): Break out from ...; handle profile info.
2091         (function_section): ... here.
2092         (unlikely_text_section): Remove.
2093         (unlikely_text_section_p): Use function_section_1.
2094         (assemble_start_function): Do not initialize cold section.
2095         (default_section_type_flags): Do not special case cold subsection.
2096         (switch_to_section): Likewise.
2097         * output.h (get_text_section): Define.
2098         * config/i386/winnt.c: Do not special case cold section.
2099         * config/darwin-protos.h (darwin_function_section): Declare.
2100         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
2101         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2102         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
2103         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2104         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
2105         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
2106         * config/darwin.c (machopic_select_section): Use
2107         darwin_function_section.
2108         (darwin_function_section): New function.
2109         * config/darwin.h (HOT_TEXT_SECTION_NAME,
2110         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2111         (TARGET_ASM_FUNCTION_SECTION): Define.
2112         * system.h (HOT_TEXT_SECTION_NAME,
2113         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
2114
2115 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
2116
2117         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
2118         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
2119
2120 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
2121
2122         PR middle-end/46499
2123         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
2124         following unconditional jumps.
2125
2126 2010-11-23  Richard Guenther  <rguenther@suse.de>
2127
2128         * doc/md.texi (386 constraints): Clarify A constraint documentation.
2129
2130 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2131             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2132
2133         * gengtype.c (enum typekind, struct options)
2134         (struct nested_ptr_data, struct pair, NUM_PARAM)
2135         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
2136         Move to gengtype.h.
2137         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
2138         Remove static, add zero state_number.
2139         (typedefs, structures, param_structs, variables): Remove static.
2140         (create_option): Remove.
2141         (create_string_option, create_type_option, create_nested_option):
2142         New functions.
2143         (create_nested_ptr_option): Use create_nested_option.
2144         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
2145         new create*option functions.
2146         (process_gc_options): Adjust for discriminated option.
2147         (output_mangled_typename): Handle TYPE_NONE.
2148         (walk_type): Test option kinds.
2149         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
2150         (write_func_for_structure, write_type, write_local, write_root)
2151         (write_roots, note_def_vec, dump_options): Adjust for
2152         discriminated option.
2153
2154         * gengtype.h (typedefs, structures, param_structs, variables
2155         enum typekind): Move from gengtype.c
2156         (enum option_kind): New discriminating enumeration.
2157         (struct options): Becomes discriminated.
2158         (struct nested_ptr_data): Nove from gengtype.c
2159         (create_string_option, create_type_option, create_nested_option)
2160         (create_nested_ptr_option): New functions
2161         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
2162         (UNION_OR_STRUCT_P): Move from gengtype.c
2163
2164         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
2165         discriminated options.
2166
2167 2010-11-23  Richard Guenther  <rguenther@suse.de>
2168
2169         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
2170         twice.  Avoid re-allocating the ops vector all the time.
2171
2172 2010-11-23  Richard Guenther  <rguenther@suse.de>
2173
2174         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
2175         is_gimple_min_invariant, group tree code checks to allow
2176         combining them.
2177         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
2178         of is_gimple_reg.
2179
2180 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
2181
2182         * config.gcc (sparc*-*-*): Reorder.
2183
2184 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2185
2186         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
2187         Remove ENABLE_CHECKING around DBGPRINTF.
2188
2189 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
2190
2191         * common.opt (exit_after_options, write_symbols, debug_info_level,
2192         use_gnu_debug_info_extensions): New Variable entries.
2193         (fprofile-dir=): Use Var.
2194         * flag-types.h (enum debug_info_level): Rename to enum
2195         debug_info_levels.
2196         * flags.h (write_symbols, debug_info_level,
2197         use_gnu_debug_info_extensions): Remove declarations.
2198         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
2199         (set_struct_debug_option): Make static variables const.
2200         (use_gnu_debug_info_extensions): Remove.
2201         (set_debug_level, print_filtered_help, print_specific_help,
2202         fast_math_flags_set_p): Take gcc_options parameters and use them
2203         in place of global variables.
2204         (print_filtered_help): Make new_help non-static.
2205         (print_specific_help): Update call to print_filtered_help.
2206         (common_handle_option): Update calls to print_specific_help.  Use
2207         gcc_options structure for more settings.  Make --help table
2208         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
2209         set_debug_level.
2210         * toplev.c (profile_data_prefix): Remove.
2211         * toplev.h (profile_data_prefix, exit_after_options): Remove
2212         declarations.
2213         (fast_math_flags_set_p): Update prototype.
2214         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
2215         Update call to fast_math_flags_set_p.
2216
2217 2010-11-22  Richard Henderson  <rth@redhat.com>
2218
2219         PR target/46434
2220         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
2221         return the address register extracted.
2222         (crx_decompose_address): Update the extracted address register.
2223
2224 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
2225
2226         PR driver/43335
2227         * gcc.c (main): Don't crash when lto-wrapper program is not found.
2228
2229 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
2230
2231         PR target/46608
2232         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
2233         * config/picochip/picochip-protos.h: Don't include "target.h" .
2234         (picochip_secondary_reload): Don't declare.
2235
2236         PR target/46613
2237         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
2238         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
2239         static.
2240
2241 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
2242
2243         PR bootstrap/46609
2244         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2245         (source_dot_c_frul): Likewise.
2246
2247 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2248
2249         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2250
2251 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2252
2253         PR bootstrap/44970
2254         * Makefile.in (fwprop.o) Add sparseset.h.
2255         * fwprop.c: Include sparseset.h
2256         (struct find_occurrence_data, find_occurrence_callback,
2257         find_occurrence): Remove.
2258         (active_defs, active_defs_check, register_active_defs,
2259         update_df_init, update_uses): New.
2260         (update_df): Rewrite.
2261         (try_fwprop_subst, forward_propagate_asm): Add calls to
2262         update_df_init and update_df.
2263         (fwprop_init): Allocate active_defs and active_defs_check.
2264         (fwprop_done): Free them.
2265         (fwprop, fwprop_addr): Adjust comments.
2266         * df.h (df_uses_create): Declare.
2267         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2268         (df_ref_create): Return result of df_ref_create_structure directly.
2269         (df_ref_create_structure): Call df_install_ref_incremental when
2270         no collection_rec is passed.
2271         (df_ref_record): Do not create multiword hard reg info when no
2272         collection_rec is passed.
2273         (df_uses_create): New.
2274
2275 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2276
2277         PR middle-end/43057
2278         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2279         setting location.
2280
2281 2010-11-22  Richard Guenther  <rguenther@suse.de>
2282
2283         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2284         MEM_REFs, preserve volatileness.
2285         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2286         addresses.
2287
2288 2010-11-22  Richard Guenther  <rguenther@suse.de>
2289
2290         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2291
2292 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2293
2294         PR rtl-optimization/45652
2295         * alias.c (get_reg_base_value): New.
2296         * rtl.h (get_reg_base_value): Add prototype.
2297         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2298         non-null REG_BASE_VALUE for renaming.
2299
2300 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2301             Basile Starynkevitch  <basile@starynkevitch.net>
2302
2303         * gengtype.c: Include xregex.h and obstack.h
2304         Added comments about role of get_output_file_with_visibility and
2305         our regexpr machinery.
2306         (frul_actionrout_t, struct file_rule_st): New.
2307         (hader_dot_h_frul, source_dot_c_frul): New functions.
2308         (NULL_REGEX,  NULL_FRULACT): New.
2309         (files_rules): New.
2310         (matching_file_name_substitute): New function.
2311         (get_output_file_with_visibility): Updated comments and rewritten
2312         to use the new files_rules machinery.
2313
2314         * Makefile.in (XREGEX_H): Added variable.
2315         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2316
2317 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2318
2319         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2320
2321 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2322
2323         * target.def (conditional_register_usage): Define.
2324         * reginfo.c (init_reg_sets_1): Call
2325         targetm.conditional_register_usage.
2326         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2327         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2328         for making it a hook.
2329         * doc/tm.texi: Regenerate.
2330         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2331         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2332         New function.
2333         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2334         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2335         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2336         New function.
2337         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2338         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2339         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2340         New function.
2341         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2342         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2343         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2344         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2345         (bfin_conditional_register_usage): ...here.  New function.
2346         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2347         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2348         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2349         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2350         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2351         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2352         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2353         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2354         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2355         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2356         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2357         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2358         New function.
2359         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2360         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2361         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2362         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2363         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2364         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2365         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2366         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2367         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2368         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2369         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2370         New function.
2371         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2372         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2373         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2374         Delete.
2375         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2376         static.
2377         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2378         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2379         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2380         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2381         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2382         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2383         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2384         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2385         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2386         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2387         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2388         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2389         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2390         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2391         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2392         ...here.  New function.
2393         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2394         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2395         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2396         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2397         New function.
2398         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2399         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2400         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2401         New function.
2402         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2403         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2404         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2405         Delete.
2406         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2407         static.
2408         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2409         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2410         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2411         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2412         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2413         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2414         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2415         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2416         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2417         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2418         * config/score/score.c (score_conditional_register_usage): ...here.
2419         New function.
2420         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2421         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2422         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2423         New function.
2424         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2425         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2426         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2427         New function.
2428         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2429         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2430         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2431         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2432         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2433         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2434         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2435         New function.
2436         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2437
2438 2010-11-21  Jan Hubicka  <jh@suse.cz>
2439             Dominique d'Humieres <dominiq@lps.ens.ft>
2440
2441         PR target/46510
2442         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2443         finalize external decls.
2444
2445 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2446
2447         * system.h (strerror): Poison.
2448
2449 2010-11-21  Richard Henderson  <rth@redhat.com>
2450
2451         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2452         for infq/huge_valq.
2453
2454 2010-11-21  Richard Henderson  <rth@redhat.com>
2455
2456         PR rtl-optimization/46571
2457         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2458         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2459
2460 2010-11-21  Paul Koning  <ni1d@arrl.net>
2461
2462         * config/mips/pdp11.md (negsi2): Fix wrong code.
2463
2464 2010-11-21  Paul Koning  <ni1d@arrl.net>
2465
2466         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2467         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2468
2469 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2470
2471         * config/mips/mips.c (machine_function): Rename load_label_length to
2472         load_label_num_insns.
2473         (mips_load_label_length): Rename to...
2474         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2475         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2476
2477 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2478
2479         PR target/46533
2480         * config/alpha/predicates.md (direct_call_operand): Return false
2481         for !TARGET_SMALL_TEXT targets.
2482
2483 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2484
2485         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2486         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2487         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2488         * doc/tm.texi: Regenerate.
2489         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2490         HANDLE_PRAGMA_WEAK): Poison.
2491         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2492         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2493         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2494         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2495         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2496         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2497         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2498         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2499         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2500         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2501         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2502         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2503         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2504         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2505         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2506         (HANDLE_PRAGMA_WEAK): Don't undefine.
2507         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2508         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2509         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2510         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2511         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2512         (HANDLE_PRAGMA_WEAK): Don't undefine.
2513         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2514         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2515         (HANDLE_PRAGMA_PACK): Don't undefine.
2516         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2517         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2518         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2519         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2520         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2521         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2522         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2523         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2524         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2525         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2526         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2527         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2528         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2529         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2530         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2531         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2532         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2533
2534 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2535
2536         PR target/31100
2537         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2538         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2539         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2540
2541 2010-11-20  Jan Hubicka  <jh@suse.cz>
2542
2543         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2544         (dump_cgraph_node): Dump resolution.
2545         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2546         (cgraph_comdat_can_be_unshared_p): Dclare.
2547         * lto-streamer-out.c (produce_symtab): Use
2548         cgraph_comdat_can_be_unshared_p.
2549         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2550         (cgraph_comdat_can_be_unshared_p): New function based on logic
2551         in cgraph_externally_visible_p.
2552         (cgraph_externally_visible_p): Use it.
2553         (varpool_externally_visible_p): Virtual tables can be unshared.
2554         * varpool.c (dump_varpool_node): Dump resolution.
2555
2556 2010-11-20  Jan Hubicka  <jh@suse.cz>
2557
2558         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2559
2560 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2561
2562         PR other/46202
2563         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2564         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2565         shell quoting.
2566         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2567         (install-strip): New target.
2568         (STRIPPROG): New variable, exported if STRIP is set.
2569         * doc/install.texi (Final install): Minor markup and code style
2570         fixes.  Document install-strip target.
2571
2572 2010-11-20  Paul Koning  <ni1d@arrl.net>
2573
2574         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2575         pdp11_regno_reg_class): New functions.
2576         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2577         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2578         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2579         functions.
2580         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2581         frame pointer and argument pointer pseudo-registers.
2582         (ARG_POINTER_REGNUM): Define.
2583         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2584         argument pointer.
2585         (FIRST_PARM_OFFSET): Update for argument pointer.
2586         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2587         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2588         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2589         frame pointer and argument pointer.
2590
2591 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2592
2593         PR debug/46561
2594         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2595         when looking for immediate uses.
2596
2597         PR tree-optimization/45830
2598         * stmt.c (expand_switch_using_bit_tests_p): New function.
2599         (expand_case): Use it.
2600         * tree.h (expand_switch_using_bit_tests_p): New prototype.
2601         * tree-switch-conversion.c (struct switch_conv_info): Add
2602         bit_test_uniq, bit_test_count and bit_test_bb fields.
2603         (check_range): Fix a comment.
2604         (check_process_case): Compute bit_test_uniq and bit_test_count.
2605         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
2606         allocation.
2607         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
2608         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
2609         (array_value_type): New function.
2610         (build_one_array): Use it, if it returned different type,
2611         fold_convert all constructor fields and convert back to the
2612         wider type in the generated code.
2613         (process_switch): Initialize bit_test_uniq, bit_test_count and
2614         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
2615         returned true.
2616
2617 2010-11-19  Michael Matz  <matz@suse.de>
2618
2619         PR tree-optimization/46077
2620         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
2621
2622 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
2623
2624         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2625         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
2626         function.
2627         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2628
2629 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2630
2631         * mode-switching.c (optimize_mode_switching): Use
2632         FOR_BB_INSNS instead of open-coded loop.
2633         * cfgrtl.c (redirect_branch_edge): Ditto.
2634
2635 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
2636
2637         PR target/46436
2638         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
2639         to accomodate 32 bit HOST_WIDE_INT.
2640         (m68hc11_emit_logical): Remove unused variable insn.
2641         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
2642         this_insn_uses_iy before use.
2643
2644         PR target/46434
2645         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
2646
2647 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2648
2649         PR c/46547
2650         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
2651         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
2652
2653 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2654
2655         * doc/extend.texi (Function attributes): Document PowerPC target
2656         attributes that are supported.
2657         (Pragmas): Document that PowerPC now supports target pragmas.
2658
2659         * doc/options.texi (TargetVariable): Document TargetVariable,
2660         HeaderInclude, and SourceInclude.
2661
2662         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
2663         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
2664         -ffp-contract=off.
2665
2666         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
2667         SourceInclude directives.  Fix a cut+paste error with target save
2668         enum variables.  Sort enums in the structures after ints and
2669         before shorts.
2670         * opth-gen.awk: Ditto.
2671
2672         * configure.ac: Add support for HeaderInclude and SourceInclude option
2673         directives to add the appropriate files to the dependency lists.
2674         * configure: Regenerate.
2675         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
2676         (OPTIONS_C_EXTRA): New variable for SourceInclude.
2677         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
2678         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
2679         (gcc-options.o): Ditto.
2680         * opt-include.awk: New awk script to handle HeaderInclude and
2681         TargetInclude.
2682
2683         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
2684         gets saved in the target options.
2685         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
2686         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2687         (-mprototype): Ditto.
2688         (-mbit-word): ditto.
2689         (-mregnames): Ditto.
2690         (-msecure-plt): Ditto.
2691         (-mbss-plt): Ditto.
2692         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
2693         (-mpowerpc-gfxopt): Ditto.
2694         (-mmfcrf): Ditto.
2695         (-mpopcntb): Ditto.
2696         (-mfprnd): Ditto.
2697         (-mcmpb): Ditto.
2698         (-mmmfpgpr): Ditto.
2699         (-maltivec): Ditto.
2700         (-mhard-dfp): Ditto.
2701         (-mmulhw): Ditto.
2702         (-mdlmzb): Ditto.
2703         (-mmultiple): Ditto.
2704         (-mstring): Ditto.
2705         (-mpopcntd): Ditto.
2706         (-mfriz): Ditto.
2707         (-mvsx): Ditto.
2708         (-mno-update): Ditto.
2709         (-mavoid-indexed-addresses): Ditto.
2710         (-mtls-markers): Ditto.
2711         (-msched-epilog): Ditto.
2712         (-msched-prolog): Ditto.
2713         (-maix-struct-return): Ditto.
2714         (-msvr4-struct-return): Ditto.
2715         (-mxl-compat): Ditto.
2716         (-mrecip-precision): Ditto.
2717         (-mfp-in-toc): Ditto.
2718         (-msum-in-toc): Ditto.
2719         (-mvrsave): Ditto.
2720         (-mblock-move-inline-limit=): Ditto.
2721         (-misel): Ditto.
2722         (-mpaired): Ditto.
2723         (-mlongcall): Ditto.
2724         (-mgen-cell-microcode): Ditto.
2725         (-mwarn-cell-microcode): Ditto.
2726         (-mwarn-altivec-long): Ditto.
2727         (-mprioritize-restricted-insns=): Ditto.
2728         (-msingle-float): Ditto.
2729         (-mdouble-float): Ditto.
2730         (-msimple-fpu): Ditto.
2731         (-mxilinx-fpu): Ditto.
2732         * config/rs6000/aix64.opt (-mpe): Ditto.
2733
2734         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
2735         (rs6000_cpu): Move variable to be a target variable.  Rename
2736         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
2737         -mdebug=<xxx> variables into a single int.
2738         (rs6000_always_hint): Ditto.
2739         (rs6000_sched_groups): Ditto.
2740         (rs6000_align_branch_targets): Ditto.
2741         (rs6000_sched_costly_dep): Ditto.
2742         (rs6000_sched_insert_nops): Ditto.
2743         (rs6000_long_double_type_size): Ditto.
2744         (rs6000_ieeequad): Ditto.
2745         (rs6000_altivec_abi): Ditto.
2746         (rs6000_spe): Ditto.
2747         (rs6000_spe_abi): Ditto.
2748         (rs6000_float_gprs): Ditto.
2749         (rs6000_darwin64_abi): Ditto.
2750         (can_override_loop_align): Ditto.
2751         (rs6000_sdata): Ditto.
2752         (rs6000_tls_size): Ditto.
2753         (rs6000_current_abi): Ditto.
2754         (rs6000_traceback): Ditto.
2755         (rs6000_alignment_flags): Ditto.
2756         (rs6000_current_cmodel): Ditto.
2757         (rs6000_recip_control): Ditto.
2758         (rs6000_cpu_index): Ditto.
2759         (rs6000_tune_index): Ditto.
2760         (rs6000_debug): Ditto.
2761         (rs6000_target_flags_explict): Ditto.
2762
2763         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
2764         declaration.
2765
2766         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
2767         cmodel.  Change all uses.
2768
2769         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
2770         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
2771         Rename cmodel to rs6000_current_cmodel.
2772         (rs6000_sched_groups): Ditto.
2773         (rs6000_align_branch_targets): Ditto.
2774         (rs6000_sched_costly_dep): Ditto.
2775         (rs6000_sched_insert_nops): Ditto.
2776         (rs6000_long_double_type_size): Ditto.
2777         (rs6000_ieeequad): Ditto.
2778         (rs6000_altivec_abi): Ditto.
2779         (rs6000_spe): Ditto.
2780         (rs6000_spe_abi): Ditto.
2781         (rs6000_float_gprs): Ditto.
2782         (rs6000_darwin64_abi): Ditto.
2783         (can_override_loop_align): Ditto.
2784         (rs6000_sdata): Ditto.
2785         (rs6000_tls_size): Ditto.
2786         (rs6000_current_abi): Ditto.
2787         (rs6000_traceback): Ditto.
2788         (rs6000_alignment_flags): Ditto.
2789         (rs6000_current_cmodel): Ditto.
2790         (rs6000_recip_control): Ditto.
2791         (rs6000_cpu_index): Ditto.
2792         (rs6000_tune_index): Ditto.
2793         (rs6000_debug): Ditto.
2794         (rs6000_target_flags_explict): Ditto.
2795         (rs6000_sched_insert_nops_str): Make static.
2796         (rs6000_sched_costly_dep_str): Ditto.
2797         (rs6000_recip_name): Ditto.
2798         (rs6000_abi_name): Ditto.
2799         (rs6000_sdata_name): Ditto.
2800         (enum rs6000_traceback_name): Move to rs6000-opts.h.
2801         (rs6000_parse_tls_size_option): Delete.
2802         (rs6000_valid_attribute_p): New function for target attributes and
2803         pragmas.
2804         (rs6000_function_specific_save): Ditto.
2805         (rs6000_function_specific_restore): Ditto.
2806         (rs6000_function_specific_print): Ditto.
2807         (rs6000_can_inline_p): Ditto.
2808         (rs6000_set_current_function): Ditto.
2809         (rs6000_inner_target_options): Ditto.
2810         (rs6000_debug_target_options): Ditto.
2811         (rs6000_pragma_target_parse): Ditto.
2812         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
2813         attributes and pragmas.
2814         (TARGET_OPTION_SAVE): Ditto.
2815         (TARGET_OPTION_RESTORE): Ditto.
2816         (TARGET_OPTION_PRINT): Ditto.
2817         (TARGET_CAN_INLINE_P): Ditto.
2818         (TARGET_SET_CURRENT_FUNCTION): Ditto.
2819         (POWER_MASKS): Move to file level scope from the
2820         rs6000_option_override_internal function.
2821         (POWERPC_MASKS): Ditto.
2822         (ISA_*_MASKS): Ditto.
2823         (struct rs6000_ptt): Ditto.
2824         (processor_target_table): Ditto.
2825         (rs6000_cpu_name_lookup): Map cpu name to an index in
2826         processor_target_table.
2827         (rs6000_debug_reg_global): Print more information on processor
2828         options for -mdebug=reg.
2829         (rs6000_init_hard_regno_mode_ok): Add support for target
2830         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
2831         Allow -mdebug=val1,val2.  Rename cmodel variable.
2832         (rs6000_option_override_internal): Ditto.
2833         (rs6000_option_override): Ditto.
2834         (rs6000_handle_option): Ditto.
2835         (rs6000_conditional_register_usage): Add debug trace message.
2836         (struct rs6000_opt_mask): New for target attribute/pragma support.
2837         (rs6000_opt_masks): Ditto.
2838         (struct rs6000_opt_var): Ditto.
2839         (rs6000_opt_vars): Ditto.
2840         (rs6000_previous_function): Ditto.
2841
2842         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
2843         wasn't already included.
2844         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
2845         (enum processor_type): Ditto.
2846         (rs6000_cpu): Ditto.
2847         (enum fpu_type_t): Ditto.
2848         (fpu_type): Ditto.
2849         (enum rs6000_dependence_cost): Ditto.
2850         (enum rs6000_nop_insertion): Ditto.
2851         (enum group_termination): Ditto.
2852         (rs6000_long_double_type_size): Ditto.
2853         (rs6000_ieeequad): Ditto.
2854         (rs6000_altivec_abi): Ditto.
2855         (rs6000_spe_abi): Ditto.
2856         (rs6000_spe): Ditto.
2857         (rs6000_float_gprs): Ditto.
2858         (rs6000_alignment_flags): Ditto.
2859         (rs6000_sched_insert_nops): Ditto.
2860         (enum rs6000_vector): Ditto.
2861         (enum rs6000_abi): Ditto.
2862         (rs6000_current_opt): Ditto.
2863         (rs6000_debug_*): Delete.
2864         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
2865         (TARGET_DEBUG*): Ditto.
2866
2867         * config/rs6000/rs6000-opts.h: New header file to define the enums
2868         that are used in target variables that are now defined in rs6000.opt.
2869
2870         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
2871         rs6000-opts.h.
2872         (rs6000_sdata): Ditto.
2873         (rs6000_abi_name): Delete.
2874         (rs6000_sdata_name): Ditto.
2875         (rs6000_tls_size_string): Ditto.
2876
2877 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2878
2879         * common.opt (debug_struct_ordinary, debug_struct_generic): New
2880         Variable entries.
2881         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
2882         should_emit_struct_debug): Move from opts.c.
2883         * flag-types.h (enum debug_struct_file): Move from opts.c.
2884         * flags.h (should_emit_struct_debug): Remove.
2885         (base_of_path): Declare.
2886         (set_struct_debug_option): Add gcc_options parameter.
2887         * optc-gen.awk, opth-gen.awk: Handle array variables.
2888         * opts.c (enum debug_struct_file, debug_struct_ordinary,
2889         debug_struct_generic): Remove.
2890         (set_struct_debug_option): Add gcc_options parameter.
2891         (base_of_path): Remove static.
2892         (main_input_basename, main_input_baselength, matches_main_base,
2893         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
2894         Remove.
2895         * toplev.c (main_input_basename, main_input_baselength): Define
2896         here.
2897         * toplev.h (main_input_basename, main_input_baselength): Declare
2898         here.
2899
2900 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2901
2902         * common.opt (flag_instrument_functions_exclude_functions,
2903         flag_instrument_functions_exclude_files): New Variable definitions.
2904         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
2905         * gimplify.c (char_p): Declare type and vectors.
2906         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
2907         * opts.c (flag_instrument_functions_exclude_functions,
2908         flag_instrument_functions_exclude_files): Remove.
2909         (add_comma_separated_to_vector): Take void **.
2910         (flag_instrument_functions_exclude_p): Move to gimplify.c.
2911         (common_handle_option): Use options structure for
2912         -finstrument-functions-exclude- options.
2913
2914 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2915
2916         * doc/options.texi (Var): Document effects of Defer.
2917         (Defer): Document.
2918         * opt-functions.awk (var_type, var_set): Handle deferred options.
2919         * opts-common.c (set_option): Handle CLVC_DEFER.
2920         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
2921         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
2922         fstack-limit-symbol=): Mark as deferred.
2923         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
2924         plugin.h.
2925         (print_filtered_help): Don't report state of CLVC_DEFER options.
2926         (common_handle_option): Move code for OPT_fcall_used_,
2927         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
2928         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
2929         OPT_fstack_limit_symbol_ to opts-global.c.
2930         (option_enabled, get_option_state): Handle CLVC_DEFER.
2931         * opts.h: Include vec.h.
2932         (enum cl_var_type): Add CLVC_DEFER.
2933         (cl_deferred_option): Define type and vectors.
2934         (handle_common_deferred_options): Declare.
2935         * opts-global.c: New.
2936         * toplev.c (toplev_main): Call handle_common_deferred_options
2937         * Makefile.in (OPTS_H): Include $(VEC_H).
2938         (OBJS-common): Include opts-global.o.
2939         (opts.o): Update dependencies.
2940         (opts-global.o): Add dependencies.
2941
2942 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
2943
2944         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
2945         to objc_declare_protocols.
2946
2947 2010-11-19  Richard Guenther  <rguenther@suse.de>
2948
2949         PR lto/45789
2950         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
2951         IDENTIFIERs do not stream TREE_TYPE.
2952         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
2953
2954 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
2955
2956         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
2957
2958 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
2959
2960         PR target/45870
2961         * dwarf2out.c (const_ok_for_output_1): Don't complain about
2962         non-delegitimized TLS UNSPECs.
2963
2964 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
2965             Ian Lance Taylor  <iant@google.com>
2966
2967         * config/darwin-c.c (darwin_additional_format_types): Export.
2968
2969 2010-11-18  Paul Koning  <ni1d@arrl.net>
2970
2971         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
2972         pointer.
2973
2974 2010-11-18  Paul Koning  <ni1d@arrl.net>
2975
2976         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
2977         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
2978         * config/pdp11/pdp11.opt (-mabshi): Delete.
2979
2980 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
2981
2982         * resource.h (struct resources): Fix typo in the comment.
2983
2984 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2985
2986         PR target/46546
2987         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
2988
2989 2010-11-18  Richard Henderson  <rth@redhat.com>
2990
2991         PR middle-end/46515
2992         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
2993         maybe_copy_epilogue_insn; handle prologue insns as well.
2994         * rtl.h, cfglayout.c: Update for rename.
2995         * recog.c (peep2_attempt): Copy prologue/epilogue data for
2996         RTX_FRAME_RELATED_P insns.
2997
2998 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
2999
3000         PR middle-end/46534
3001         * builtins.c (fold_builtin_printf): Don't copy and modify string
3002         before build_string_literal, instead modify what
3003         build_string_literal returned.
3004
3005 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
3006
3007         PR c/33193
3008         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
3009         REALPART_EXPR and IMAGPART_EXPR.
3010
3011 2010-11-18  Richard Guenther  <rguenther@suse.de>
3012
3013         PR tree-optimization/46172
3014         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
3015         function.
3016         (slpeel_tree_peel_loop_to_edge): Call it.
3017
3018 2010-11-18  Jeff Law  <law@redhat.com>
3019
3020         PR middle-end-optimization/46297
3021         * postreload.c (reload_combine_note_store): Deal with embedded
3022         side effects in MEM expressions.
3023
3024 2010-11-18  Richard Guenther  <rguenther@suse.de>
3025
3026         PR lto/45089
3027         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
3028         when checking is not enabled.
3029
3030 2010-11-18  Richard Guenther  <rguenther@suse.de>
3031
3032         PR lto/46525
3033         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
3034         type leaders.
3035         (gimple_register_canonical_type): Also cache the canoncial type
3036         for non type leaders.
3037
3038 2010-11-18  Richard Guenther  <rguenther@suse.de>
3039
3040         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
3041
3042 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
3043
3044         PR middle-end/46518
3045         * sel-sched-ir.c (init_expr): Use the correct type for
3046         target_available.
3047         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
3048
3049 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
3050
3051         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
3052         as well as -mrelocatable at the same time.
3053
3054 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
3055
3056         PR target/46422
3057         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
3058         Call the clz builtin.
3059
3060 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
3061             Steve Ellcey  <sje@cup.hp.com>
3062
3063         PR middle-end/31490
3064         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
3065         if section attribute used.
3066
3067 2010-11-17  Jan Hubicka  <jh@suse.cz>
3068
3069         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
3070         expand errno setting variant when optimizing for size.
3071
3072 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
3073
3074         * postreload.c (reload_combine): Call control_flow_insn_p only once.
3075         Reverse backward loop.  Fix formatting issues.
3076
3077 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
3078
3079         * c-parser.c (c_token_is_qualifier,
3080         c_parser_next_token_is_qualifier): New.
3081         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
3082         Improve error message on specs->tagdef_seen_p.
3083         (c_parser_struct_or_union_specifier): Improve error recovery.
3084         (c_parser_declspecs): Move exit condition on C_ID_ID early.
3085         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
3086         using c_parser_next_token_is_qualifier; extend it to cover
3087         a ctsk_tagdef typespec and !typespec_ok in general.
3088
3089 2010-11-17  Richard Guenther  <rguenther@suse.de>
3090
3091         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
3092         (gimple_mod_pow2_value_transform): Likewise.
3093         (gimple_mod_subtract_transform): Likewise.
3094
3095 2010-11-17  Richard Guenther  <rguenther@suse.de>
3096
3097         PR lto/46504
3098         * gimple.c (gimple_register_canonical_type): Make sure to only
3099         make type leaders canonical types.
3100
3101 2010-11-17  Michael Matz  <matz@suse.de>
3102
3103         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
3104         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
3105         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
3106         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
3107         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
3108         (pass_build_ssa): ... but here.
3109         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
3110         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
3111         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
3112         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
3113         * predict.c (rebuild_frequencies): Ditto.
3114         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
3115         * emit-rtl.c (verify_rtl_sharing): Ditto.
3116         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
3117         * tree-ssa-live.c (remove_unused_locals): Ditto.
3118         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
3119         * tree-ssa.c (pass_early_warn_uninitialized,
3120         execute_update_addresses_taken, pass_update_address_taken): Ditto.
3121         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3122         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
3123         * passes.c (pass_postreload, execute_todo): Ditto.
3124         * tree-ssanames.c (pass_release_ssa_names): Ditto.
3125
3126 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3127
3128         * doc/invoke.texi (-dy): Remove.
3129         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
3130         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
3131         * langhooks.c (lhd_do_nothing_i): Remove.
3132         * langhooks.h (lang_hooks.parse_file): Take no arguments.
3133         * toplev.c (set_yydebug): Remove.
3134         (compile_file): Update call to lang_hooks.parse_file.
3135         (decode_d_option): Don't handle -dy.
3136
3137 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3138
3139         PR rtl-optimization/46440
3140         * combine.c (update_cfg_for_uncondjump): When changing
3141         an indirect jump into unconditional jump, remove BARRIERs
3142         from bb's footer.
3143
3144 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3145
3146         * opts.c (target_handle_option): Do not assert that loc ==
3147         UNKNOWN_LOCATION.
3148
3149 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3150             Richard Guenther  <rguenther@suse.de>
3151
3152         PR middle-end/45838
3153         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3154         call_may_clobber_ref_p_1): Return true for __sync_* and some
3155         OpenMP builtins that act as threading barriers.
3156
3157 2010-11-17  Richard Guenther  <rguenther@suse.de>
3158
3159         PR tree-optimization/46498
3160         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
3161
3162 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3163
3164         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
3165         (xtensa_function_arg_boundary): ...this.
3166         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
3167         thinko in declaration.
3168         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
3169         number of parameters to picochip_function_arg_boundary.
3170         (picochip_arg_advance): Likewise.
3171
3172 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3173
3174         PR target/46512
3175         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
3176         under check for type.
3177
3178 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3179
3180         * ifcvt.c (dead_or_predicable): Fix typo.
3181
3182 2010-11-16  Richard Henderson  <rth@redhat.com>
3183
3184         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
3185         * config/s390/s390.opt (mfused-madd): Remove.
3186         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
3187         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
3188         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
3189         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
3190
3191 2010-11-16  Richard Henderson  <rth@redhat.com>
3192
3193         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
3194         * config/rs6000/rs6000.opt (mfused-madd): Remove.
3195         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
3196         (*altivec_vmaddfp_1): Remove.
3197         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
3198         (altivec_mulv4sf3): Expand to FMA directly.
3199         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
3200         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
3201         * config/rs6000/paired.md (paired_madds0): Use FMA.
3202         (paired_madds1): Likewise.
3203         (*paired_madd): Rename from paired_madd; use FMA.
3204         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
3205         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
3206         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
3207         (bdesc_3arg): Update CODE_FOR_* for pattern renames.
3208         (rs6000_emit_madd): Use fma_optab.
3209         (rs6000_emit_msub): Use fms_optab.
3210         (rs6000_emit_nmsub): Expand the FMA pattern directly.
3211         * config/rs6000/rs6000.md (FMA_F): New mode iterator.
3212         (*fmasf4_fpr): Rename from fmasf4_fpr.
3213         (*nfmasf4_fpr): Rename from *fnmasf4_fpr.
3214         (*nfmssf4_fpr): Rename from *fnmssf4_fpr.
3215         (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove.
3216         (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove.
3217         (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove.
3218         (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove.
3219         (*fmadf4_fpr): Rename from fmadf4_fpr.
3220         (*nfmadf4_fpr): Rename from *fnmadf4_fpr.
3221         (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr.
3222         (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove.
3223         (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove.
3224         (fmasf4, fmadf4): Macroize into...
3225         (fma<FMA_F>4): ... here.
3226         (fms<FMA_F>4, fnma<FMA_F>4, fnms<FMA_F>4): New.
3227         (nfma<FMA_F>4, nfms<FMA_F>4): New.
3228         * config/rs6000/vector.md (mul<VEC_F>3): Do not depend on
3229         TARGET_FUSED_MADD.
3230         * config/rs6000/vsx.md (vsx_fmadd<VSX_B>4): Remove.
3231         (*vsx_fmadd<mode>4_1): Remove.
3232         (vsx_fmsub<mode>4, *vsx_fmsub<mode>4_1): Remove.
3233         (vsx_fnmadd<mode>4_1, vsx_fnmadd<mode>4_2): Remove.
3234         (vsx_fnmsub<mode>4_1, vsx_fnmsub<mode>4_2): Remove.
3235         (*vsx_fma<mode>4): Rename from vsx_fmadd<mode>4_2.
3236         (*vsx_fms<mode>4): Rename from vsx_fmsub<mode>4_2.
3237         (*vsx_nfma<mode>4): Rename from vsx_fnmadd<mode>4.
3238         (*vsx_nfms<mode>4): Rename from vsx_fnmsub<mode>4.
3239
3240 2010-11-16  Richard Henderson  <rth@redhat.com>
3241
3242         * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
3243         (fmasf4, fnmadf4, fnmasf4): Likewise.
3244         (unnamed plus+mult insns and splitters): Delete.
3245
3246 2010-11-16  Richard Henderson  <rth@redhat.com>
3247
3248         * config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
3249         (fnma<VSF>4): Rename from fnms_<VSF>.
3250         (fms<VSF>4): Rename from fms_<VSF>.
3251         (fma<VDF>4): Rename from fma_<VDF>.
3252         (fms<VDF>4): Rename from fms_<VDF>.
3253         (nfma<VDF>4): Rename from fnma_<VDF>.
3254         (nfms<VDF>4): Rename from fnms_<VDF>.
3255         (fnma<VDF>4, fnms<VDF>4): New expanders.
3256         (floatunsdisf2): Update for the renames.
3257         (*div<VSF>3_fast, *div<VSF>3_adjusted): Likewise.
3258         * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames.
3259
3260 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3261
3262         PR rtl-optimization/46490
3263         * combine.c (expand_compound_operation): Fix thinko.
3264
3265 2010-11-16  Richard Henderson  <rth@redhat.com>
3266
3267         PR target/46470
3268         * recog.c (peep2_attempt): Convert frame-related info when possible.
3269         (peep2_fill_buffer): Allow frame-related insns into the buffer.
3270         (peephole2_optimize): Allow peep2_attempt to fail.
3271
3272 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3273
3274         PR rtl-optimization/46315
3275         * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare.
3276         * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function
3277         extracted from...
3278         * dce.c (delete_corresponding_reg_eq_notes): ...here.  Rename into...
3279         (remove_reg_equal_equiv_notes_for_defs): ...this.
3280         (delete_unmarked_insns): Adjust to above renaming.
3281         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes
3282         referring to registers set in the insns being moved, if any.
3283
3284         * df-core.c (df_ref_dump): New function extracted from...
3285         (df_refs_chain_dump): ...here.  Call it.
3286         (df_regs_chain_dump): Likewise.
3287         * df-problems.c (df_chain_dump): Print 'e' for uses in notes.
3288         * df-scan.c (df_scan_start_dump): Likewise.  Fix long line.
3289
3290 2010-11-16  Andreas Schwab  <schwab@linux-m68k.org>
3291
3292         PR rtl-optimization/46395
3293         * postreload.c (reload_combine): Invalidate register use
3294         information on all control flow insns.
3295
3296         * config/m68k/m68k.c (m68k_delegitimize_address): Also expect
3297         LABEL_REF in UNSPEC operand.
3298
3299 2010-11-16  Jan Hubicka  <jh@suse.cz>
3300
3301         * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...;
3302         when !flag_toplevel_reorder do not remove unless variable is
3303         COMDAT or ARTIFICIAL.
3304         * ipa.c (varpool_can_remove_if_no_refs): ... here.
3305         (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay.
3306         * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too.
3307         * varpool.c (decide_is_variable_needed): Do not handle visibility
3308         issues.
3309         (varpool_finalize_decl): Likewise.
3310         (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node;
3311         update outdated comment on DECL_RTL_SET_P check.
3312
3313 2010-11-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3314
3315         * config/sol2.h (NM_FLAGS): Define.
3316         * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document.
3317         * doc/tm.texi: Update.
3318
3319 2010-11-16  Nick Clifton  <nickc@redhat.com>
3320
3321         * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code.
3322         (msubsf4): Rename to fmssf4, and use fma.
3323         (nmaddsf4): Rename to fnmasf4 and use fma.
3324         (nmsubsf4): Rename to fnmssf4 and use fma.
3325
3326 2010-11-16  Joern Rennecke  <amylaar@spamcop.net>
3327
3328         PR target/44762
3329         * config/score/score3.c (score3_return_in_memory): Constify arguments.
3330         (score3_in_small_data_p, score3_function_value): Likewise.
3331         (score3_trampoline_init): Use LCT_NORMAL.
3332         (score3_print_operand): Initialize code as UNKNOWN.
3333         * config/score/predicates.md (score_load_multiple_operation):
3334         Remove unused variable.
3335         (score_store_multiple_operation): Likewise.
3336         * config/score/score7.c (score7_return_in_memory): Constify arguments.
3337         (score7_in_small_data_p, score7_function_value): Likewise.
3338         (score7_trampoline_init): Use LCT_NORMAL.
3339         (score7_print_operand): Initialize code as UNKNOWN.
3340         * config/score/score3.h (score3_return_in_memory): Update prototype.
3341         (score3_in_small_data_p, score3_function_value): Likewise.
3342         * config/score/score-protos.h (score_function_value): Likewise.
3343         * config/score/score7.h (score7_return_in_memory): Update prototype.
3344         (score7_in_small_data_p, score7_function_value): Likewise.
3345         * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify.
3346         (score_return_in_memory, score_pass_by_reference): Constify arguments.
3347         (score_output_mi_thunk, score_function_prologue): Don't return a value.
3348         (score_function_epilogue, score_in_small_data_p): Likewise.
3349         (score_option_override, score_asm_trampoline_template): Likewise.
3350         (score_trampoline_init, score_print_operand): Likewise.
3351         (score_print_operand_address, score_prologue): Likewise.
3352         (score_epilogue, score_call, score_call_value): Likewise.
3353         (score_movsicc, score_movdi, score_zero_extract_andi): Likewise.
3354         (score_function_arg_advance): Likewise. Make static.
3355         (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED.
3356         (score_function_arg, score_legitimate_address_p): Make static.
3357         (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED.
3358         * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class.
3359         * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE):
3360         Allow (W) == HOST_BITS_PER_WIDE_INT.
3361
3362         PR java/46386
3363         * config/pdp11/t-pdp11 (java/constants.o-warn): Remove.
3364         * config/t-pnt16-warn (java/constants.o-warn): Likewise.
3365
3366 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3367
3368         * config/arc/arc.c: Delete pasto.
3369         * config/pa/pa.c (pa_function_arg_boundary): Add missing comparison.
3370
3371 2010-11-16  Anatoly Sokolov  <aesok@post.ru>
3372
3373         * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS,
3374         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3375         * config/mn10300/mn10300.c (TARGET_PREFERRED_RELOAD_CLASS,
3376         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3377         (mn10300_preferred_reload_class,
3378         mn10300_preferred_output_reload_class): New functions.
3379
3380 2010-11-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3381
3382         * gensupport.c (MNEMONIC_ATTR_NAME, MNEMONIC_HTAB_SIZE): New macros.
3383         (htab_eq_string, add_mnemonic_string, gen_mnemonic_setattr)
3384         (mnemonic_htab_callback, gen_mnemonic_attr): New functions.
3385         (init_rtx_reader_args_cb): Invoke gen_mnemonic_attr.
3386
3387 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3388
3389         * builtins.c (std_gimplify_va_arg_expr): Use
3390         targetm.calls.function_arg_boundary.
3391         * function.c (assign_parms, locate_and_pad_parm): Likewise.
3392         * calls.c (struct arg_data): Update comment.
3393         * defaults.h (FUNCTION_ARG_BOUNDARY): Delete.
3394         * target.def (function_arg_boundary): Define.
3395         * targhooks.h (default_function_arg_boundary): Declare.
3396         * targhooks.c (default_function_arg_boundary): Define.
3397         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Use
3398         TARGET_FUNCTION_ARG_BOUNDARY.
3399         (FUNCTION_ARG_BOUNDARY): Delete.
3400         (TARGET_FUNCTION_ARG_BOUNDARY): New.
3401         * doc/tm.texi: Regenerate.
3402         * system.h (FUNCTION_ARG_BOUNDARY): Poison.
3403         * config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete.
3404         * config/arc/arc.c (arc_function_arg_boundary): Define.