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* config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
2
3         * config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4         * config.gcc (vax-*-linux*): Don't use svr4.h.
5
6 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
7
8         * c-typeck.c (build_indirect_ref): Call invalid_indirection_error.
9
10 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
11
12         * doc/extend.texi (Attribute Syntax): Correct description of
13         attributes in pointer declarators.
14
15 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
16
17         * config/mips/vxworks.h (DBX_REGISTER_NUMBER): Undefine.
18         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux*,
19         mips*-*-linux*, mips-wrs-vxworks): Don't use svr4.h.
20
21 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
22
23         * config/mep/mep.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
24         WCHAR_TYPE_SIZE): Define.
25         * config.gcc (mep-*-*): Don't use svr4.h.
26
27 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
28
29         * config/mcore/mcore.h (PTRDIFF_TYPE, WCHAR_TYPE,
30         WCHAR_TYPE_SIZE): Define.
31         * config/svr3.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
32         WCHAR_TYPE_SIZE): Don't define.
33         * config.gcc (mcore-*-elf): Don't use svr4.h.
34
35 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
36
37         * config.gcc (m32r-*-elf*, m32rle-*-elf*, m32r-*-rtems*,
38         m32r-*-linux*, m32rle-*-linux*): Don't use svr4.h.
39
40 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
41
42         * config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
43         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
44         * config.gcc (iq2000*-*-elf*): Don't use svr4.h.
45
46 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
47
48         * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
49
50 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
51
52         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
53         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
54         svr4.h.
55
56 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
57
58         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
59         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
60         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
61         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
62         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
63
64 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
65
66         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
67         WCHAR_TYPE_SIZE): Define.
68         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
69
70 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
71
72         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
73         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
74         * config.gcc (fr30-*-elf): Don't use svr4.h.
75
76 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
77
78         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
79         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
80
81 2010-12-09  Richard Guenther  <rguenther@suse.de>
82
83         PR middle-end/46844
84         * gimple-fold.c (canonicalize_constructor_val): Canonicalize
85         addresses.
86
87 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
88
89         * config/i386/netware.h (TARGET_POSIX_IO): Define.
90         * config/i386/nto.h (TARGET_POSIX_IO): Define.
91         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
92         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
93         * config/openbsd.h (TARGET_POSIX_IO): Define.
94         * config/rtems.h (TARGET_POSIX_IO): Define.
95         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
96         * config/sol2.h (TARGET_POSIX_IO): Define.
97         * config/svr4.h (TARGET_POSIX_IO): Don't define.
98         * config/vxworksae.h (TARGET_POSIX_IO): Define.
99
100 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
101
102         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
103         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
104         Define.
105         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
106         undefine.
107         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
108         undefine.
109         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
110         Don't undefine.
111         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
112         Don't undefine.
113         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
114         Don't undefine.
115         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
116         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
117         Don't undefine.
118         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
119         Don't undefine.
120         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
121         Don't undefine.
122         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
123         define.
124         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
125         undefine.
126
127 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
128
129         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
130         non-GNU assembler.
131         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
132         Remove.
133         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
134         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
135         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
136         non-GNU assembler.
137         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
138         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
139
140 2010-12-09  Martin Jambor  <mjambor@suse.cz>
141
142         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
143         zero is the first phi parameter.
144
145 2010-12-09  Martin Jambor  <mjambor@suse.cz>
146
147         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
148         * ipa-prop.c (ipa_modify_call_arguments): Use it.
149         * tree-sra.c (splice_param_accesses): Test that all accesses have the
150         same alias reference type.
151         (turn_representatives_into_adjustments): Set alias_ptr_type of the
152         adjustment.
153
154 2010-12-09  Martin Jambor  <mjambor@suse.cz>
155
156         PR middle-end/46734
157         * tree-sra.c (splice_param_accesses): Check that there are not
158         multiple ADDRESSABLE types.
159
160 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
161
162         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
163         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
164         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
165         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
166         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
167         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
168         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
169         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
170         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
171         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
172         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
173         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
174         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
175         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
176         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
177         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
178         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
179         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
180         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
181         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
182         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
183         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
184         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
185         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
186         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
187
188 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
189
190         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
191         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
192         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
193         %{r*:}.
194         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
195         %{r*:}.
196         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
197         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
198
199 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
200
201         * config/alpha/freebsd.h (LINK_SPEC): Don't use
202         %{!dynamic-linker:}.
203         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
204         * config/arm/freebsd.h (LINK_SPEC): Likewise.
205         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
206         * config/bfin/linux.h (LINK_SPEC): Likewise.
207         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
208         * config/frv/linux.h (LINK_SPEC): Likewise.
209         * config/i386/freebsd.h (LINK_SPEC): Likewise.
210         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
211         * config/i386/linux.h (LINK_SPEC): Likewise.
212         * config/i386/linux64.h (LINK_SPEC): Likewise.
213         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
214         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
215         * config/ia64/linux.h (LINK_SPEC): Likewise.
216         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
217         * config/m32r/linux.h (LINK_SPEC): Likewise.
218         * config/m68k/linux.h (LINK_SPEC): Likewise.
219         * config/microblaze/linux.h (LINK_SPEC): Likewise.
220         * config/mips/linux.h (LINK_SPEC): Likewise.
221         * config/mips/linux64.h (LINK_SPEC): Likewise.
222         * config/mips/openbsd.h (LINK_SPEC): Likewise.
223         * config/mn10300/linux.h (LINK_SPEC): Likewise.
224         * config/netbsd-elf.h (LINK_SPEC): Likewise.
225         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
226         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
227         LINK_OS_LINUX_SPEC64): Likewise.
228         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
229         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
230         Likewise.
231         * config/s390/linux.h (LINK_SPEC): Likewise.
232         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
233         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
234         * config/sparc/linux.h (LINK_SPEC): Likewise.
235         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
236         LINK_SPEC): Likewise.
237         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
238         * config/vax/linux.h (LINK_SPEC): Likewise.
239         * config/xtensa/linux.h (LINK_SPEC): Likewise.
240
241 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
242
243         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
244         * config/frv/frv.h (ASM_SPEC): Likewise.
245         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
246         * config/i386/sol2.h (ASM_SPEC): Likewise.
247         * config/m68k/linux.h (ASM_SPEC): Likewise.
248         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
249         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
250         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
251         * config/sol2.h (ASM_SPEC): Likewise.
252         * config/sparc/linux.h (ASM_SPEC): Likewise.
253         * config/sparc/linux64.h (ASM_SPEC): Likewise.
254         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
255         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
256         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
257
258 2010-12-09  Richard Guenther  <rguenther@suse.de>
259
260         * reginfo.c (struct subregs_of_mode_node): Remove.
261         (subregs_of_mode): Likewise.
262         (som_hash): Likewise.
263         (som_eq): Likewise.
264         (invalid_mode_changes): New bitmap.
265         (record_subregs_of_mode): Get subregs_of_mode argument.
266         Fill in invalid_mode_changes bitmap.
267         (find_subregs_of_mode): Get subregs_of_mode argument and pass
268         it through.
269         (init_subregs_of_mode): Adjust.
270         (finish_subregs_of_mode): Likewise.
271         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
272
273 2010-12-09  Richard Guenther  <rguenther@suse.de>
274
275         * ira.c (ira): Do not call finish_subregs_of_mode.
276         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
277
278 2010-12-09  Richard Guenther  <rguenther@suse.de>
279
280         * rtl.h (invalid_mode_change_p): Adjust prototype.
281         * reginfo.c (invalid_mode_change_p): Remove from argument.
282         * ira-costs.c (print_allocno_costs): Adjust callers.
283         (find_costs_and_classes): Likewise.
284
285 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
286
287         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
288         locg and stocg even in comment.
289         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
290
291         PR target/41082
292         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
293         instead of stve*x.
294         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
295         of operand 0.
296         * config/rs6000/altivec.md (VI_scalar): New mode attr.
297         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
298         vector mode for operand 0, put operand 1 into UNSPEC.
299
300 2010-12-09  Yao Qi  <yao@codesourcery.com>
301
302         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
303         PREFERRED_RENAME_CLASS.
304
305 2010-12-08  Ian Lance Taylor  <iant@google.com>
306
307         * doc/sourcebuild.texi (Front End): Remove reference to
308         snapshot-README and snapshot-index.html.
309
310 2010-12-08  Ian Lance Taylor  <iant@google.com>
311
312         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
313         to update_web_docs_svn.
314         (Front End): Likewise.
315
316 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
317
318         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
319         x86_64-*-darwin* to with_cpu:-core2.
320         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
321         with movd for darwin assembler.
322         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
323         (*vec_concatv2di_rex64_sse): Ditto.
324
325 2010-12-08  Richard Guenther  <rguenther@suse.de>
326             Sebastian Pop  <sebastian.pop@amd.com>
327
328         PR tree-optimization/45230
329         PR tree-optimization/45231
330         PR tree-optimization/45370
331         * sese.c (rename_uses): Returns a bool.  Call
332         recompute_tree_invariant_for_addr_expr only on the RHS of a
333         GIMPLE_ASSIGN.
334         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
335         rename_uses returns true.
336         * tree-ssa-copy.c (replace_exp): Add a comment about calling
337         fold_stmt_inplace after replace_exp.
338
339 2010-12-08  Mike Stump  <mikestump@comcast.net>
340
341         PR debug/46749
342         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
343         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
344         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
345         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
346         * collect2.c (post_ld_pass): Add.
347         (process_args): Add.
348         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
349         (main): Likewise.  Call process_args.
350
351 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
352
353         PR middle-end/46844
354         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
355         parameter.
356
357 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
358
359         PR target/46631
360         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
361         into a 16-bit instruction.
362
363 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
364
365         PR middle-end/42694
366         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
367         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
368         instruction, but do optimize if y is 0.5 or 1./3. since that
369         changes an expensive call into a cheaper one.
370
371 2010-12-08  Richard Guenther  <rguenther@suse.de>
372
373         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
374         instead of a division to divide by BITS_PER_UNIT.
375
376 2010-12-08  Richard Guenther  <rguenther@suse.de>
377
378         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
379         when checking is enabled.
380
381 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
382
383         PR target/43603
384         * haifa-sched.c (sched_create_recovery_edges): Update
385         dominator info.
386         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
387         after deleting an empty block.
388         (tidy_control_flow): Also verify dominators.
389         (sel_remove_bb): Update dominator info after removing a block.
390         (sel_redirect_edge_and_branch_force): Assert that no unreachable
391         blocks will be created. Update dominator info.
392         (sel_redirect_edge_and_branch): Update dominator info when
393         basic blocks do not become unreachable.
394         (sel_remove_loop_preheader): Update dominator info. 
395
396 2010-12-07  Richard Guenther  <rguenther@suse.de>
397
398         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
399         Reset alignment information.
400         (bump_vector_ptr): Likewise.
401
402 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
403
404         PR middle-end/46671
405         PR target/46685
406         * config/pa/pa.c (pa_function_section): New function.
407         (TARGET_ASM_FUNCTION_SECTION): Define.
408
409 2010-12-07  Ian Lance Taylor  <iant@google.com>
410             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
411
412         PR bootstrap/46810
413         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
414         preprocessor.
415         * configure: Rebuild.
416
417 2010-12-07  Paul Koning  <ni1d@arrl.net>
418
419         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
420         values with sign rather than as unsigned.
421
422 2010-12-07  Paul Koning  <ni1d@arrl.net>
423
424         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
425         (pdp11_function_section): New function.
426
427 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
428
429         * config/mcore/mcore.c Don't include assert.h.
430         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
431         * config/spu/spu.c: Don't include assert.h.
432         (spu_sms_res_mii): Use gcc_assert.
433
434 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
435
436         PR tree-optimization/42327
437         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
438         instead of using integer_minus_one_node.
439
440 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
441
442         PR c++/45330
443         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
444         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
445
446 2010-12-07  Richard Guenther  <rguenther@suse.de>
447
448         PR tree-optimization/46832
449         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
450         that the call has a lhs.
451
452 2010-12-07  Yao Qi  <yao@codesourcery.com>
453
454         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
455         * regrename.c (struct du_head): Add new element length.
456         (sort_du_head, get_element, merge, merge_sort_comparison):
457         New functions of merge sort implementation to du_head list.
458         (regrename_optimize): Sort du_head linked list by length.
459         Iterate registers in a preferred-register-first order.
460         Move some code to ...
461         (check_new_reg_p): here.  New function.
462         (create_new_chain):  Initialize length.
463         (scan_rtx_reg): Increase length for non-debug insns.
464         * target.def: New hook preferred_rename_class.
465         * targhook.c (default_preferred_rename_class): New.
466         * targhook.h: Declare it.
467         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
468         * doc/tm.texi: Regenerate.
469
470 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
471
472         PR debug/46799
473         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
474         instead of BUILTINS_LOCATION.
475         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
476         BUILTINS_LOCATION.
477         (create_parallel_loop): Add LOC argument, use it for OMP clauses
478         and GIMPLE_*OMP* statements.
479         (gen_parallel_loop): Determine locus for the parallel loop, pass it
480         to create_loop_fn and create_parallel_loop.
481         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
482         set_curr_insn_source_location (UNKNOWN_LOCATION).
483
484 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
485             Richard Guenther  <rguenther@suse.de>
486
487         PR target/46737
488         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
489         (bfin_reorder_loops): Change type of index to intptr_t.
490
491 2010-12-07  Richard Guenther  <rguenther@suse.de>
492
493         PR tree-optimization/46726
494         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
495
496 2010-12-07  Richard Guenther  <rguenther@suse.de>
497
498         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
499         virtual operands.
500
501 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
502
503         * c-parser.c (c_parser_typeof_specifier): Removed special
504         treatment of objc_volatilized attribute for Objective-C.
505
506 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
507
508         * ira.c (update_equiv_regs): Prohibit move insns if
509         pressure-sensitive scheduling was done.
510
511 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
512
513         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
514         of c_process_expr_stmt() for the iterating and collection
515         expressions of an Objective-C fast enumeration loop.
516
517 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
518
519         PR debug/45997
520         * dwarf2out.c (modified_type_die): If both is_const_type and
521         is_volatile_type is set, start with DW_TAG_const_type or
522         DW_TAG_volatile_type depending on where we get qualified type
523         in the recursive call.
524
525         PR target/43897
526         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
527         as a store into that register.
528
529         PR tree-optimization/46528
530         PR debug/46338
531         * profile.c (branch_prob): Make sure last is never set to a debug
532         stmt.
533
534         PR debug/46771
535         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
536         on DEBUG_INSNs.
537
538         PR rtl-optimization/46777
539         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
540         also barrier after tablejump.
541
542 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
543             Richard Henderson  <rth@redhat.com>
544
545         PR target/46740
546         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
547
548 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
549
550         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
551         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
552
553 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
554
555         PR target/46735
556         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
557         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
558         (int12_operand, int_2word_operand, uint16_operand): Likewise.
559         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
560         (uint5_operand, uint4_operand): Likewise.
561         * config/frv/frv.h (IN_RANGE_P): Delete.
562         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
563         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
564         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
565         (CONST_OK_FOR_P): Likewise.
566         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
567         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
568         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
569         (*movsicc_internal2_float, casesi): Likewise.
570         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
571         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
572         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
573         (frv_split_cond_move, frv_rtx_costs): Likewise.
574
575         PR target/46739
576         * config/mmix/mmix.c (mmix_intval): Split shift count.
577
578 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
579
580         * config/i386/i386.c (m_COREI7): New.
581         (initial_ix86_tune_features): Turn on
582         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
583         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
584
585 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
586
587         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
588
589         * config/i386/driver-i386.c (host_detect_local_cpu): Support
590         Sandy Bridge.
591
592         * config/i386/i386.c (override_options): Handle "corei7-avx".
593
594         * doc/invoke.texi: Document corei7-avx.
595
596 2010-12-06  Richard Guenther  <rguenther@suse.de>
597
598         PR tree-optimization/46806
599         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
600         coalesce different types.
601
602 2010-12-06  Richard Guenther  <rguenther@suse.de>
603
604         PR tree-optimization/46785
605         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
606         call statements as operand definition.
607
608 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
609
610         * doc/tm.texi.in: Fix typo.
611         * doc/tm.texi: Regenerate.
612
613 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
614
615         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
616         last change.
617
618 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
619
620         * c-family/c-common.h: Removed the declarations of all the objc_
621         callbacks, and moved them into c-objc.h.  Removed
622         objc_ivar_visibility_kind and moved it into c-objc.h.
623         * c-family/c-objc.h: New file.
624         * c-family/c-common.c: Include c-objc.h.
625         * c-family/c-format.c: Same change.
626         * c-family/stub-objc.c: Same change.
627         * c-decl.c: Include c-family/c-objc.h.
628         * c-parser.c: Same change.
629         * c-typeck.c: Same change.
630         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
631         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
632         (c-parser.o): same change.
633         (c-typeck.o): Same change.
634         (c-family/c-format.o): Same change.
635         (c-family/stub-objc.o): Same change.
636         (c-family/c-common.o): Same change.
637         (PLUGIN_HEADERS): Added c-family/c-objc.h.
638
639 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
640
641         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
642         --with-dwarf2 option.
643
644 2010-12-03  Jan Hubicka  <jh@suse.cz>
645
646         * lto-streamer-in.c (input_cfg): Fix pasto.
647
648 2010-12-03  Jan Hubicka  <jh@suse.cz>
649
650         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
651         and functions with user asm defined names.
652         (varpool_externally_visible_p): Do not localize vars with user
653         asm defined names.
654
655 2010-12-03  Jan Hubicka  <jh@suse.cz>
656
657         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
658         to prevent mangling with lto frontend.
659
660 2010-12-03  Jan Hubicka  <jh@suse.cz>
661
662         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
663         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
664
665 2010-12-03  Jan Hubicka  <jh@suse.cz>
666
667         PR tree-optimization/46760
668         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
669         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
670         * lto-cgraph.c (lto_output_edge): Fix assert.
671         (lto_output_node): Output count_materialization_scale.
672         (output_profile_summary): Output only runs and sum_max.
673         (input_node): Input count_materialization_scale.
674         (input_profile_summary): Read data into file specific gcov summary.
675         (merge_profile_summaries): New function.
676         (input_cgraph): Update call of input_profile_summary;
677         call merge_profile_summaries.
678         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
679         rescale counts at read in.
680         (intput_bb): Likewise.
681         (input_function): Update call of input_bb.
682         (lto_read_body): Update call of input_cfg.
683         * lto-streamer.h: Inlclude gcov-io.h
684         (lto_file_decl_data): Add gcov_ctr_summary.
685
686 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
687
688         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
689         (Cond Exec Macros): ... to this.
690         * doc/tm.texi: Regenerate.
691
692 2010-12-03  Jason Merrill  <jason@redhat.com>
693
694         PR debug/46123
695         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
696         a declaration DIE.
697
698 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
699
700         * config/arm/arm.c (arm_legitimate_index_p): Split
701         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
702         slightly larger constants in the latter case.
703         (thumb2_legitimate_index_p): Likewise.
704
705 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
706
707         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
708         * gcc.c (cc1_options): Add %{Qy:}.
709
710 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
711
712         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
713         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
714         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
715
716 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
717
718         PR rtl-optimization/45354
719         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
720         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
721         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
722         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
723
724 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
725
726         * basic-block.h (struct edge_prediction): Remove forward
727         declaration.
728         * tree-flow.h (struct edge_prediction): Move from here...
729         * predict.c (struct edge_prediction): ...to here.
730         * cselib.h (struct elt_list): Move from here...
731         * cselib.c (struct elt_list): ...to here.
732
733 2010-12-02  Ian Lance Taylor  <iant@google.com>
734
735         * gcc.c (default_compilers): Add entry for ".go".
736         * common.opt: Add -static-libgo as a driver option.
737         * doc/install.texi (Configuration): Mention libgo as an option for
738         --enable-shared.  Mention go as an option for --enable-languages.
739         * doc/invoke.texi (Overall Options): Mention .go as a file name
740         suffix.  Mention go as a -x option.
741         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
742         language.
743         * doc/sourcebuild.texi (Top Level): Mention libgo.
744         * doc/standards.texi (Standards): Add section on Go language.
745         Move references for other languages into their own section.
746         * doc/contrib.texi (Contributors): Mention that I contributed the
747         Go frontend.
748
749 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
750
751         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
752         (const_call_expr_arg_iterator_d): Likewise.
753         (expanded_location): Likewise.
754         * c-tree.h (struct c_arg_tag_d): Likewise.
755         * dwarf2out.c (struct cfa_loc): Likewise.
756         (struct skeleton_chain_struct): Likewise.
757         * except.c (struct ttypes_filter): Likewise.
758         * cselib.h (struct cselib_val_struct): Likewise.
759         (elt_loc_list): Likewise.
760         (elt_list): Likewise.
761         * varasm.c (struct addr_const): Likewise.
762         * tree-flow.h (struct edge_prediction): Likewise.
763         (struct int_tree_map): Likewise.
764         (struct _edge_var_map): Likewise.
765
766 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
767
768         PR target/46768
769         * config/i386/i386.c (initial_ix86_tune_features): Turn on
770         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
771
772 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
773
774         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
775
776 2010-12-02  Ian Lance Taylor  <iant@google.com>
777
778         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
779         header files unordered_map, tr1/unordered_map, and ext/hash_map.
780         * configure, config.in: Rebuild.
781
782 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
783
784         PR target/46685
785         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
786         (sparc_expand_move): Call it to decide whether to emit the special
787         mov{si,di}_pic_label_ref patterns.
788         (sparc_legitimize_pic_address): Call it to decide whether to emit
789         the regular PIC sequence for labels.  Fix long line.
790         (sparc_file_end): Set is_thunk for the PIC helper.
791
792 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
793
794         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
795         for a non-shared type.
796
797 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
798
799         PR middle-end/45297
800         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
801         with MEM_REFs as POINTER_PLUS_EXPR.
802
803 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
804
805         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
806         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
807         mentioning /lib/elf.
808
809 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
810
811         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
812         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
813         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
814         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
815         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
816         * config/sol2.h (LINK_SPEC): Remove %{b}.
817         * config/svr4.h (LINK_SPEC): Remove %{b}.
818
819 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
820
821         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
822         * config/i386/linux.h (LINK_SPEC): Cut long comment.
823         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
824         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
825         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
826         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
827         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
828         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
829         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
830         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
831         %{v:%{!V:-V}}.
832
833 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
834
835         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
836         -ftraditional.
837
838 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
839
840         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
841         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
842         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
843         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
844         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
845         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
846         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
847         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
848         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
849         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
850         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
851         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
852         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
853         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
854         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
855         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
856         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
857         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
858
859 2010-12-02  Paul Koning  <ni1d@arrl.net>
860
861         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
862         opcodes if CC_NO_OVERFLOW is set.
863         (notice_update_cc_on_set): Correct setting of CC0 as a side
864         effect; set CC_NO_OVERFLOW for cases where C flag is not
865         meaningful.
866
867 2010-12-02  Ian Lance Taylor  <iant@google.com>
868
869         * doc/install.texi (Configuration): Update default for
870         --with-boot-ldflags.
871
872 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
873
874         PR c/45062
875         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
876         !funcdef_flag.
877
878 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
879
880         PR tree-optimization/45199
881         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
882         (stores_zero_from_loop): Call
883         mem_write_stride_of_same_size_as_unit_type_p.
884         * tree-data-ref.h (stride_of_unit_type_p): New.
885         * tree-loop-distribution.c (generate_memset_zero): Simplified.
886         Call stride_of_unit_type_p.
887         (build_rdg_partition_for_component): Do not call
888         rdg_flag_similar_memory_accesses when
889         flag_tree_loop_distribute_patterns is set.
890
891 2010-12-02  Richard Guenther  <rguenther@suse.de>
892
893         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
894         sign-changing conversions for induction detection.
895
896 2010-12-02  Richard Guenther  <rguenther@suse.de>
897
898         PR tree-optimization/46723
899         * tree-vect-loop.c (get_initial_def_for_induction): Strip
900         conversions from the induction evolution and apply it to
901         the result instead.
902         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
903         assigns for induction defs.
904
905 2010-12-02  Richard Guenther  <rguenther@suse.de>
906
907         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
908         the case we need to split the edge and not the block.
909
910 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
911
912         DFA model for Core 2 and Core i7 scheduling.
913
914         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
915         * config/i386/i386.c (ix86_option_override_internal): Update entries
916         for Core 2 and Core i7.
917         (ix86_issue_rate): Set issue rate to 3 [be realistic].
918         * config/i386/i386.md: Include "core2.md".
919         (define_attr cpu): Add "corei7".
920
921 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
922
923         Define tuning for Core 2 and Core i7.
924
925         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
926         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
927         (m_CORE2): Replace with m_CORE2_{32,64}.
928         (m_CORE2I7{,_32,_64}): New macros.
929         (m_GENERIC32, m_GENERIC64): Update.
930         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
931         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
932         set m_CORE2I7_64 iff m_GENERIC64.
933         (processor_target_table): Use generic costs for Core 2 and Core i7.
934         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
935         (ix86_issue_rate): Remove entry for Core 2.
936         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
937         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
938         (TARGET_CORE2): Update.
939         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
940         (PROCESSOR_CORE2): Remove.
941
942 2010-12-02  Richard Guenther  <rguenther@suse.de>
943
944         * lto-streamer.h (LTO_major_version): Bump to 2.
945
946 2010-12-02  Richard Guenther  <rguenther@suse.de>
947
948         PR lto/44871
949         * gimple.c (canonical_type_hash_cache): New hashtable.
950         (gimple_type_hash): Make a wrapper around ...
951         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
952         (gimple_canonical_type_hash): Likewise.
953         (gtc_visit): Take a gtc_mode argument.
954         (gimple_types_compatible_p_1): Likewise. Do not compare struct
955         tag names or field names when computing canonical types.
956         (gimple_types_compatible_p): Adjust.
957         (visit): Take a gtc_mode argument.
958         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
959         names or field names when computing hashes of canonical types.
960         (gimple_register_canonical_type): Use gimple_canonical_type_hash
961         for the hash.
962         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
963         (free_gimple_type_tables): Free canonical_type_hash_cache.
964
965 2010-12-02  Richard Guenther  <rguenther@suse.de>
966             Ira Rosen  <irar@il.ibm.com>
967
968         PR tree-optimization/46663
969         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
970         FUNCTION_DECL exists and that it's a builtin.
971
972 2010-12-02  Jie Zhang  <jie@codesourcery.com>
973
974         PR middle-end/46674
975         * varasm.c (compute_visible_aliases): Handle user set
976         assembler name.
977
978 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
979
980         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
981         thinko regarding setting -mno-<xxx> debug switches.
982         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
983
984 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
985
986         * intl.c: Don't include tm.h.
987         * Makefile.in (intl.o): Don't depend on $(TM_H).
988
989 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
990
991         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
992         unused warning.
993         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
994
995 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
996
997         * graphite-sese-to-poly.c (analyze_drs): Removed.
998         (build_scop_drs): Do not call analyze_drs.
999         (analyze_drs_in_stmts): New.
1000         (insert_stmts): New.
1001         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
1002         (insert_out_of_ssa_copy_on_edge): Same.
1003         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
1004         (rewrite_phi_out_of_ssa): Same.
1005         (rewrite_cross_bb_scalar_dependence): Same.
1006         (split_reduction_stmt): Move data references in the new basic blocks.
1007         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
1008
1009 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1010
1011         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
1012
1013 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1014
1015         PR middle-end/45297
1016         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
1017         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
1018         * graphite-poly.h (new_poly_bb): Update declaration.
1019         (gbb_from_bb): Moved here...
1020         (pbb_from_bb): New.
1021         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
1022         Removed.
1023         (graphite_stmt_p): Removed.
1024         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
1025         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
1026         new_poly_bb.
1027         (build_scop_bbs_1): Do not pass in sbitmap reductions.
1028         (build_scop_bbs): Same.
1029         (gbb_from_bb): ... from here.
1030         (add_conditions_to_constraints): Moved up.
1031         (analyze_drs): New.
1032         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
1033         not contain data references.
1034         (new_pbb_from_pbb): New.
1035         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
1036         block is split.
1037         (rewrite_close_phi_out_of_ssa): Update call to
1038         insert_out_of_ssa_copy_on_edge.
1039         (rewrite_reductions_out_of_ssa): Now static.
1040         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1041         (split_pbb): New.
1042         (split_reduction_stmt): Call split_pbb.
1043         (translate_scalar_reduction_to_array): Pass in the scop, do not
1044         pass in the sbitmap reductions.
1045         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
1046         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
1047         (rewrite_commutative_reductions_out_of_ssa): Same.
1048         (build_poly_scop): Call build_scop_bbs,
1049         rewrite_commutative_reductions_out_of_ssa,
1050         rewrite_reductions_out_of_ssa, and
1051         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
1052         before scop_to_lst.
1053         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
1054         Removed declaration.
1055         (rewrite_reductions_out_of_ssa): Same.
1056         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1057         (build_scop_bbs): Same.
1058         * graphite.c (graphite_transform_loops): Do not initialize reductions.
1059         Do not call build_scop_bbs,
1060         rewrite_commutative_reductions_out_of_ssa,
1061         rewrite_reductions_out_of_ssa, and
1062         rewrite_cross_bb_scalar_deps_out_of_ssa.
1063         * sese.h (struct gimple_bb): Add field pbb.
1064         (GBB_PBB): New.
1065
1066 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1067
1068         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
1069         New.
1070         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
1071         handle_scalar_deps_crossing_scop_limits.
1072         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
1073         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
1074
1075 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1076
1077         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
1078         when replacing a constant in an ADDR_EXPR.
1079
1080 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1081
1082         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
1083         for the stride.
1084         (lst_do_strip_mine): Same.
1085         (scop_do_strip_mine): Same.
1086         * graphite-poly.c (apply_poly_transforms): Update call to
1087         scop_do_strip_mine.
1088         * graphite-poly.h (scop_do_strip_mine): Update declaration.
1089
1090 2010-12-01  Jan Hubicka  <jh@suse.cz>
1091
1092         * tree.c (build_common_builtin_nodes): Do not initialize
1093         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
1094         * builtins.c (expand_builtin_profile_func): Remove.
1095         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
1096         BUILT_IN_PROFILE_FUNC_EXIT.
1097         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
1098         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
1099         * gimplify.c (gimplify_function_tree): Reorganize code calling
1100         profiling functions.
1101
1102 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1103
1104         * opts.c: Expand comment on tm.h include.
1105
1106 2010-12-01  Yao Qi  <yao@codesourcery.com>
1107
1108         * config/arm/predicates.md ("vfp_register_operand"): Return true for
1109         VFP_D0_D7_REGS classes.
1110
1111 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1112
1113         * common.opt (flag_stack_check): New Variable entry.
1114         (fcompare-debug-second): Use Var.
1115         * flags.h (flag_compare_debug, flag_stack_check): Remove.
1116         * opts.c (flag_compare_debug): Remove.
1117         (common_handle_option): Don't handle OPT_fcompare_debug_second.
1118         Set opts->x_flag_stack_check for OPT_fstack_check_.
1119         * toplev.c (flag_stack_check): Remove.
1120
1121 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1122
1123         * common.opt (main_input_filename, main_input_basename,
1124         main_input_baselength): New Variable entries.  From toplev.c.
1125         * final.c (output_quoted_string): Move from toplev.c.
1126         * output.h (output_quoted_string): Move from toplev.h.
1127         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
1128         access main_input_filename, main_input_baselength and
1129         main_input_basename.
1130         * targhooks.c: Include intl.h and opts.h.
1131         (option_affects_pch_p, default_get_pch_validity): Move from
1132         toplev.c.
1133         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
1134         Move from toplev.h.
1135         * toplev.c (main_input_filename, main_input_basename,
1136         main_input_baselength): Move to common.opt.
1137         (output_quoted_string): Move to final.c.
1138         (warn_deprecated_use): Move to tree.c.
1139         (option_affects_pch_p, default_get_pch_validity,
1140         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
1141         * toplev.h (skip_leading_substring): Move to tree-dump.c.
1142         (warn_deprecated_use): Move to tree.h.
1143         (output_quoted_string): Move to output.h.
1144         (main_input_filename, main_input_basename, main_input_baselength):
1145         Move to common.opt.
1146         (default_get_pch_validity, default_pch_valid_p): Move to
1147         targhooks.c.
1148         * tree-dump.c (skip_leading_substring): Move from toplev.h.
1149         * tree.c (warn_deprecated_use): Move from toplev.c.
1150         * tree.h (warn_deprecated_use): Move from toplev.h.
1151         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
1152         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
1153         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
1154         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
1155         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
1156         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
1157         config/mcore/mcore.c, config/mep/mep.c,
1158         config/microblaze/microblaze.c, config/mips/mips.c,
1159         config/mmix/mmix.c, config/mn10300/mn10300.c,
1160         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
1161         config/picochip/picochip.c, config/s390/s390.c,
1162         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
1163         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
1164         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
1165         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
1166         varasm.c, xcoffout.c: Don't include toplev.h.
1167         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
1168         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
1169         varasm.o, xcoffout.o): Update dependencies.
1170         * config/arm/t-arm (arm.o): Update dependencies.
1171         * config/spu/t-spu-elf (spu.o): Update dependencies.
1172
1173 2010-12-01  Richard Guenther  <rguenther@suse.de>
1174
1175         PR tree-optimization/46730
1176         * value-prof.c (gimple_ic): Always generate a separate merge BB.
1177
1178 2010-11-30  Ian Lance Taylor  <iant@google.com>
1179
1180         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
1181         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
1182         * config/i386/linux64.h (ASM_SPEC): Likewise.
1183         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
1184         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
1185         * config/i386/vxworks.h (ASM_SPEC): Likewise.
1186         * config/i386/x86-64.h (ASM_SPEC): Likewise.
1187         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
1188         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
1189
1190 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
1191
1192         * c-decl.c (finish_function): Call objc_finish_function in
1193         Objective-C.
1194         * c-typeck.c (convert_for_assignment): Do not call
1195         objc_type_quals_match().
1196
1197 2010-11-30  Richard Guenther  <rguenther@suse.de>
1198
1199         PR tree-optimization/46722
1200         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
1201         operands as arguments.
1202         (execute_optimize_widening_mul): Also handle power of two as
1203         multiplication.
1204
1205 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1206
1207         PR middle-end/46709
1208         * cgraphunit.c (process_function_and_variable_attributes): Fix
1209         cut'n'pasteo.
1210
1211 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1212
1213         * hwint.c:  New.  Extracted from toplev.c.
1214         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1215         Move from toplev.h.
1216         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1217         Move to hwint.c.
1218         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1219         Move to hwint.h.
1220         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
1221         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
1222         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
1223         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
1224         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
1225         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
1226         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
1227         tree-vrp.c: Don't include toplev.h.
1228         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1229         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
1230         toplev.h in generated output.
1231         * Makefile.in (OBJS-common): Add hwint.o.
1232         Dependencies for above files changed to remove toplev.h.
1233         (hwint.o): New.
1234         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
1235         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
1236         toplev.h.
1237         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
1238         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
1239
1240 2010-11-30  Richard Guenther  <rguenther@suse.de>
1241
1242         PR tree-optimization/46717
1243         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
1244         call.  Manually create EH edges for the direct call and update
1245         target PHI nodes.
1246
1247 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1248
1249         * diagnostic-core.h: Include bversion.h.
1250         * toplev.h: Don't include input.h or bversion.h.
1251         (parse_optimize_options): Don't declare here.
1252         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
1253         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
1254         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
1255         config/host-darwin.c, config/i386/host-cygwin.c,
1256         config/i386/host-mingw32.c, config/i386/msformat-c.c,
1257         config/i386/netware.c, config/i386/nwld.c,
1258         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
1259         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
1260         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
1261         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
1262         config/score/score3.c, config/score/score7.c,
1263         config/sh/symbian-base.c, config/sh/symbian-c.c,
1264         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
1265         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
1266         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
1267         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
1268         graphite-blocking.c, graphite-clast-to-gimple.c,
1269         graphite-dependences.c, graphite-flattening.c,
1270         graphite-interchange.c, graphite-poly.c,
1271         graphite-scop-detection.c, graphite.c, haifa-sched.c,
1272         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
1273         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
1274         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
1275         lto-opts.c, lto-section-in.c, lto-section-out.c,
1276         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
1277         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
1278         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
1279         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
1280         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
1281         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
1282         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
1283         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
1284         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
1285         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
1286         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
1287         include toplev.h.
1288         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1289         toplev.h.  Dependencies for above files and c-family files changed
1290         to remove $(TOPLEV_H) or toplev.h.
1291         (C_TREE_H): Don't include $(TOPLEV_H).
1292         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1293         bversion.h.
1294         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1295         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1296         config/t-darwin, config/t-sol2,
1297         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1298         Dependencies for above files changed to remove $(TOPLEV_H) or
1299         toplev.h.
1300
1301 2010-11-30  Richard Guenther  <rguenther@suse.de>
1302
1303         PR lto/44986
1304         * gcc.c (main): Use the first input with a compiler as infile
1305         for link spec processing.
1306
1307 2010-11-30  Richard Guenther  <rguenther@suse.de>
1308
1309         PR lto/45949
1310         * cgraphunit.c (ipa_passes): Stop after errors from
1311         small IPA passes.
1312
1313 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1314
1315         * gcc-plugin.h: Include coretypes.h.
1316         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1317
1318 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1319
1320         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1321         * ggc-none.c (ggc_internal_alloc_zone_stat)
1322         (ggc_internal_cleared_alloc_zone_stat): New.
1323
1324 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1325
1326         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1327         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1328         (rs6000_emit_prologue): Don't set PIC register if
1329         TARGET_SINGLE_PIC_BASE.
1330         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1331         * doc/invoke.texi (msingle-pic-base): Document.
1332
1333 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1334
1335         PR driver/46712
1336         * exec-tool.in (id): New.
1337         Check and export LT_RCU_$id instead of LT_RCU.
1338
1339 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1340
1341         PR tree-optimization/46675
1342         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1343         in offset calculation.
1344
1345 2010-11-29  Jan Hubicka  <jh@suse.cz>
1346
1347         * collect2.c (main): Do not imply verbose output with
1348         LTO and linker plugin.
1349
1350 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1351
1352         * dwarf2out.c (print_die): Print the address of the current DIE or
1353         of any DIE referenced by the current one.
1354
1355 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1356
1357         PR debug/46101
1358         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1359         function.
1360         (scope_die_for, gen_type_die_for_member): Replace uses of
1361         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1362
1363 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1364
1365         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1366         (darwin_asm_declare_object_name): Correct spelling.
1367         (darwin_output_aligned_bss): Likewise.
1368
1369 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1370             Mike Stump  <mrs@gcc.gnu.org>
1371
1372         PR target/26427
1373         PR target/33120
1374         PR testsuite/35710
1375         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1376         (ASM_OUTPUT_LOCAL): Likewise.
1377         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1378         (darwin_output_aligned_bss): Likewise.
1379         (darwin_asm_output_aligned_decl_local): Likewise.
1380         (darwin_asm_output_aligned_decl_common): Likewise.
1381         (darwin_use_anchors_for_symbol_p): Likewise.
1382         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1383         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1384         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1385         (DARWIN_SECTION_ANCHORS): Set to 1.
1386         * config/darwin.c (emit_aligned_common): New var.
1387         (darwin_init_sections): Check that the Darwin private zero-size section
1388         marker is in range.
1389         (darwin_text_section): Check for zero-sized objects.
1390         (darwin_mergeable_string_section): Likewise.
1391         (darwin_mergeable_constant_section): Likewise.
1392         (machopic_select_section): Adjust to check for zero-sized objects.
1393         Assert that OBJC meta data are non-zero sized.
1394         (darwin_asm_declare_object_name): New.
1395         (darwin_asm_declare_constant_name): Adjust for zero-sized
1396         object sections.
1397         (BYTES_ZFILL): Define.
1398         (darwin_emit_weak_or_comdat): New.
1399         (darwin_emit_local_bss): New.
1400         (darwin_emit_common): New.
1401         (darwin_output_aligned_bss): New.
1402         (darwin_asm_output_aligned_decl_common): New.
1403         (darwin_asm_output_aligned_decl_local): New.
1404         (darwin_file_end): Disable subsections_via_symbols when section
1405         anchoring is active.
1406         (darwin_asm_output_anchor): Re-enable.
1407         (darwin_use_anchors_for_symbol_p): New.
1408         (darwin_override_options): Check for versions that can emit
1409         aligned common.  Update usage of flags to current.
1410         * config/darwin-sections.def: Update comments and flags for
1411         non-anchor sections.  zobj_const_section, zobj_data_section,
1412         zobj_bss_section, zobj_const_data_section: New.
1413         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1414         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1415         (L2_MAX_OFILE_ALIGNMENT): Define.
1416         (ASM_OUTPUT_ALIGNED_BSS): Define.
1417         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1418         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1419         (SECTION_NO_ANCHOR): Define.
1420         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1421         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1422
1423 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1424
1425         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1426         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1427         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1428         Conditionally define.
1429         (GET_ENVIRONMENT): Poison.
1430         * configure.ac: Don't test for mincore.
1431         * configure: Regenerate.
1432         * config.in: Regenerate.
1433         * collect2-aix.c: Don't include <sys/mman.h>.
1434         * collect2.c: Don't include <signal.h>.
1435         (SIGCHLD): Don't define.
1436         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1437         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1438         <splay-tree.h>.
1439         * config/arm/arm.c (arm_target_help): Use getenv instead of
1440         GET_ENVIRONMENT.
1441         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1442         * config/frv/frv.c: Don't include <ctype.h>.
1443         * config/host-darwin.c: Don't include <sys/mman.h>.
1444         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1445         (MAP_FAILED): Don't define.
1446         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1447         * config/host-solaris.c: Don't include <sys/mman.h>.
1448         * config/i386/cygming.h: Don't include <stdio.h>.
1449         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1450         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1451         * config/iq2000/iq2000.c: Don't include <signal.h>.
1452         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1453         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1454         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1455         * config/microblaze/microblaze.c: Don't include <signal.h>.
1456         * config/mips/mips.c: Don't include <signal.h>.
1457         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1458         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1459         * defaults.h (GET_ENVIRONMENT): Don't define.
1460         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1461         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1462         (SIGCHLD, MAP_FAILED, kill): Don't define.
1463         (process_command): Use getenv instead of GET_ENVIRONMENT.
1464         * genhooks.c: Don't include <string.h>.
1465         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1466         <sys/types.h>.
1467         (MAP_FAILED): Don't define.
1468         * ggc-page.c Don't include <sys/mman.h>.
1469         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1470         * ggc-zone.c: Don't include <sys/mman.h>.
1471         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1472         * graph.c: Include "config.h" instead of <config.h>.
1473         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1474         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1475         (SIGCHLD, kill): Don't define.
1476         * mips-tfile.c: Don't include <signal.h>.
1477         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1478         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1479         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1480         <sys/times.h>.
1481         * sparseset.h: Don't include <assert.h>.
1482         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1483         * tlink.c: Don't include "libiberty.h".
1484         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1485         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1486         * tree-switch-conversion.c: Don't include <signal.h>.
1487         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1488
1489 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1490
1491         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1492         c_parser_objc_try_catch_finally_statement for consistency with the
1493         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1494         objc_begin_catch_clause() in that case.  Improved error recovery.
1495         Reorganized code to be almost identical to
1496         cp_parser_objc_try_catch_finally_statement.
1497
1498 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1499
1500         PR tree-optimization/46621
1501         * gimple.h: Don't include tm.h or hard-reg-set.h .
1502         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1503
1504         PR bootstrap/44756
1505         * cppbuiltin.c: Include target.h .
1506         (define_builtin_macros_for_type_sizes):
1507         Use targetm.float_words_big_endian.
1508
1509 2010-11-27  Jan Hubicka  <jh@suse.cz>
1510
1511         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1512         and output cold_text_section_label.
1513         (dwarf2out_init): Don't do that there.
1514         (dwarf2out_finish): Handle cold section end label only if cold
1515         section was used.
1516
1517 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1518
1519         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1520         VLA variables.
1521
1522 2010-11-27  Richard Guenther  <rguenther@suse.de>
1523
1524         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1525         (gimple_assign_ssa_name_copy_p): Likewise.
1526         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1527         (is_gimple_cast): Remove.
1528         (gimple_assign_single_p): Move ...
1529         * gimple.h (gimple_assign_single_p): ... here.
1530         (is_gimple_cast): Remove.
1531         (gimple_assign_rhs_code): Simplify.
1532         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1533         instead of is_gimple_cast.
1534         * ipa-type-escape.c (look_for_casts): Likewise.
1535
1536 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1537
1538         * doc/options.texi (Enum, EnumValue): Document new record types.
1539         (Enum): Document new option flag.
1540         * opt-functions.awk
1541         * optc-gen.awk: Handle enumerated option arguments.
1542         * opth-gen.awk: Handle enumerated option arguments.
1543         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1544         enum_value_to_arg): New.
1545         (decode_cmdline_option): Handle enumerated arguments.
1546         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1547         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1548         * opts.c (print_filtered_help, print_specific_help): Take
1549         lang_mask arguments.
1550         (print_filtered_help): Handle printing values of enumerated
1551         options.  Print possible arguments for enumerated options.
1552         (print_specific_help): Update call to print_filtered_help.
1553         (common_handle_option): Update calls to print_specific_help.  Use
1554         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1555         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1556         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1557         OPT_fira_region_ here.
1558         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1559         (struct cl_option): Add var_enum.
1560         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1561         struct cl_enum, cl_enums, cl_enums_count): New.
1562         (CL_ERR_ENUM_ARG): Define.
1563         (CL_ERR_NEGATIVE): Update value.
1564         (enum_value_to_arg): Declare.
1565         * common.opt (flag_ira_algorithm, flag_ira_region,
1566         flag_fp_contract_mode, flag_excess_precision_cmdline,
1567         default_visibility, flag_tls_default): Remove Variable entries.
1568         (help_enum_printed): New Variable.
1569         (fdiagnostics-show-location=): Use Enum.  Add associated
1570         SourceInclude, Enum and EnumValue entries.
1571         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1572         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1573         associated Enum and EnumValue entries.
1574
1575 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1576
1577         PR target/46623
1578         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1579         Use XALLOCAVEC.
1580         (microblaze_option_override): Don't use C++ style comments.
1581         (save_restore_insns): Remove unused variable base_offset.
1582         (microblaze_expand_prologue): Remove unused variable insn.
1583         (microblaze_secondary_reload): Adjust type to match target.h .
1584         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1585         (microblaze_expand_move): Likewise.
1586         * config/microblaze/microblaze.h (LARGE_INT):
1587         Avoid signed / unsigned comparisons.
1588         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1589         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1590         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1591
1592 2010-11-26  Michael Matz  <matz@suse.de>
1593
1594         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1595
1596         * passes.c (init_optimization_passes): Remove superfluous
1597         copy-prop pass.
1598
1599 2010-11-26  Richard Guenther  <rguenther@suse.de>
1600
1601         PR lto/46648
1602         * gimple.c (gtc_visit): Do not return true for members of an
1603         SCC still being processed but the current lattice value of
1604         the member.  Treat SCC members comparison state as lattice,
1605         starting at equal, eventually dropping to unequal.
1606         (gimple_types_compatible_p_1): Likewise.
1607
1608 2010-11-26  Richard Guenther  <rguenther@suse.de>
1609
1610         PR middle-end/46559
1611         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1612         for location list processing.
1613
1614 2010-11-26  Richard Guenther  <rguenther@suse.de>
1615
1616         PR lto/46560
1617         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1618         flags manually.
1619
1620 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1621
1622         * config/s390/s390.c (print_operand_address): Replace assert with
1623         error message.
1624         (print_operand): Replace assertions, gcc_unreachable and
1625         fatal_insn with error messages.
1626
1627 2010-11-26  Richard Guenther  <rguenther@suse.de>
1628
1629         PR tree-optimization/46665
1630         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1631
1632 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1633
1634         * config/arm/arm.c (arm_option_override): enable loop array
1635         prefetching at -O3 for suitable targets, and configure params.
1636         * config/arm/arm-protos.h (struct tune_params): Add fields for
1637         configuring loop array prefetching.
1638
1639 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1640
1641         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1642
1643 2010-11-26  Richard Guenther  <rguenther@suse.de>
1644
1645         PR tree-optimization/46664
1646         * tree-affine.c (aff_combination_to_tree): Add rest last.
1647
1648 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1649
1650         PR target/33637
1651         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
1652         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
1653         * configure: Regenerated.
1654         * exec-tool.in: Not quoting command, may have extra arguments.
1655
1656 2010-11-26  Richard Guenther  <rguenther@suse.de>
1657
1658         PR tree-optimization/46528
1659         PR debug/46338
1660         * profile.c (branch_prob): Do not split blocks based on locations
1661         from debug statements.
1662
1663 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
1664
1665         PR middle-end/46647
1666         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
1667         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
1668
1669         PR bootstrap/45700
1670         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
1671         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
1672         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
1673         build6_loc): Define.
1674         * fold-const.c (protected_set_expr_location_unshare): New inline.
1675         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
1676         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
1677         pedantic_omit_one_operand_loc, omit_two_operands_loc,
1678         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
1679         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
1680         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
1681         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
1682         instead of buildN followed by SET_EXPR_LOCATION or
1683         protected_set_expr_location.
1684         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
1685         Use buildN_stat_loc instead of buildN_stat followed by
1686         SET_EXPR_LOCATION.
1687
1688 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
1689
1690         * Makefile.in (s-tm-texi): Remove spurous tab.
1691
1692 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1693
1694         PR debug/46258
1695         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
1696         debug stmts.
1697
1698 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1699
1700         * toplev.c (finalize): Add no_backend parameter.  Don't finish
1701         passes when preprocessing only.  Adjust...
1702         (do_compile): ... caller.
1703
1704 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1705
1706         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
1707         flag_unsafe_math_optimizations.
1708         (negsf2): Likewise.
1709         Move fnegabs related patterns together.  Only use fmpynfadd instruction
1710         to negate a multiply if !flag_signed_zeros is true.
1711
1712 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
1713
1714         * gengtype-state.c (read_state_structures): Initialize "previous".
1715
1716 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
1717             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1718
1719         * gengtype-state.c: Add new file.
1720
1721         * gengtype.c (type count): New variable.
1722         (new_structure, find_param_structure, create_pointer)
1723         (create_array): Use it to set state_number in types.
1724         (dump_everything): Improve comment.
1725         (main): Call read_state and write_state. Print type_count.
1726
1727         * gengtype.h (type_lineloc): New function.
1728         (read_state, write_state): New declarations.
1729
1730         * Makefile.in (GENGTYPE_FLAGS): New variable.
1731         (s-gtype): Run gengtype twice and generate gtype.state.
1732         (build/gengtype-state.o): New rule.
1733         (build/gengtype$(build_exeext)): Link gengtype-state.o.
1734         (mostlyclean): Update comment.  Remove gtype.state.
1735
1736 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
1737
1738         PR middle-end/46637
1739         * combine.c (try_combine): When substing i2dest for i2src, pass
1740         1 as last argument even if
1741         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
1742
1743 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
1744
1745         PR middle-end/46647
1746         * builtins.c (target_char_cast): Check INTEGER_CST instead of
1747         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
1748
1749 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
1750
1751         * target.def (supports_split_stack, except_unwind_info): Take
1752         gcc_options parameters.
1753         * targhooks.c (default_except_unwind_info,
1754         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
1755         gcc_options parameters.
1756         * targhooks.h (default_except_unwind_info,
1757         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
1758         prototypes.
1759         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
1760         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
1761         Document that hooks must not be modified.
1762         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
1763         * doc/tm.texi: Regenerate.
1764         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
1765         &global_options to targetm.except_unwind_info.
1766         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
1767         dwarf2out_begin_prologue, dwarf2out_frame_init,
1768         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
1769         &global_options to targetm.except_unwind_info.
1770         * except.c (init_eh, finish_eh_generation,
1771         gate_convert_to_eh_region_ranges,
1772         output_one_function_exception_table): Pass &global_options to
1773         targetm.except_unwind_info.
1774         * expr.c (build_personality_function): Pass &global_options to
1775         targetm.except_unwind_info.
1776         * function.c (expand_function_end): Pass &global_options to
1777         targetm.except_unwind_info.
1778         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
1779         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
1780         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
1781         and targetm.supports_split_stack.  Remove assertions about opts
1782         and opts_set.
1783         (common_handle_option): Remove assertions about opts, opts_set and dc.
1784         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
1785         &global_options to targetm.except_unwind_info.
1786         * tree.c (build_common_builtin_nodes: Pass &global_options to
1787         targetm.except_unwind_info.
1788         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
1789         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
1790         thumb1_expand_prologue, thumb1_output_function_prologue,
1791         arm_unwind_emit, arm_output_fn_unwind): Update calls to
1792         arm_except_unwind_info.
1793         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
1794         parameter.
1795         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
1796         parameter.
1797         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
1798         ia64_reorg, ia64_asm_unwind_emit): Update calls to
1799         ia64_except_unwind_info.
1800         * config/pa/pa.c (pa_option_override): Pass &global_options to
1801         targetm.except_unwind_info.
1802         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
1803         Remove prototype.
1804
1805 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
1806
1807         * cgraphunit.c (process_function_and_variable_attributes):
1808         Mark dllexport-ed function/variables as needed.
1809         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
1810         as externally visible.
1811
1812 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1813
1814         PR rtl-optimization/46585
1815         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
1816         (vinsn_init): Skip computation of dependencies for local NOPs.
1817         (vinsn_delete): Don't try to free regsets for local NOPs.
1818         (setup_nop_and_exit_insns): Change definition of nop_pattern.
1819
1820 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
1821
1822         PR rtl-optimization/46602
1823         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
1824         (tidy_control_flow): Here.
1825
1826 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
1827             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1828
1829         PR bootstrap/45888
1830         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
1831         Fix target.def pathname in timestamp comparison.
1832
1833 2010-11-24  Richard Henderson  <rth@redhat.com>
1834
1835         * config/ia64/predicates.md (pmpyshr_operand): New.
1836         * config/ia64/ia64.c (ia64_expand_unpack): New.
1837         (ia64_expand_widen_mul_v4hi): New.
1838         (ia64_expand_widen_sum): Update for pattern renames.
1839         (ia64_expand_dot_prod_v8qi): Likewise.
1840         * config/ia64/ia64-protos.h: Update.
1841         * config/ia64/vect.md (vecwider): New mode attribute.
1842         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
1843         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
1844         (pmpyshr2, pmpyshr2_u): New.
1845         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
1846         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
1847         (mulv2si3): New.
1848         (vec_pack_ssat_v4hi): Rename from pack2_sss.
1849         (vec_pack_usat_v4hi): Rename from *pack2_uss.
1850         (vec_pack_ssat_v2si): Rename from pack4_sss.
1851         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
1852         vec_select operation.
1853         (vec_interleave_highv8qi): Similarly.
1854         (mux1_alt): Rename from *mux1_alt.
1855         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
1856         (vec_interleave_lowv4hi): Rename from unpack2_l.
1857         (vec_interleave_highv4hi): Rename from unpack2_h.
1858         (mix2_r): Rename from *mix2_r.
1859         (mix2_l): Similarly.
1860         (vec_extract_evenodd_helper): New.
1861         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
1862         (vec_interleave_lowv2si): Rename from *unpack4_l.
1863         (vec_interleave_highv2si): Rename from *unpack4_h.
1864         (vec_extract_evenv2si, vec_extract_oddv2si): New.
1865         (vec_interleave_lowv2sf): Rename from fmix_r.
1866         (vec_interleave_highv2sf): Rename from *fmix_l.
1867         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
1868         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
1869         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
1870         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
1871
1872 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1873
1874         * targhooks.c (default_except_unwind_info): Remove
1875         MUST_USE_SJLJ_EXCEPTIONS case.
1876         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1877         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
1878         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
1879         * doc/tm.texi: Regenerate.
1880         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
1881
1882 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
1883
1884         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
1885         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
1886         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
1887         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
1888         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
1889
1890 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1891
1892         PR target/46519
1893         * config/i386/i386.c (ix86_expand_call): Don't check
1894         TREE_THIS_VOLATILE.
1895
1896 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
1897
1898         PR target/46519
1899         * config/i386/i386.c (upper_128bits_state): New.
1900         (block_info_def): Remove upper_128bits_set and done.  Add state,
1901         referenced, count, processed and rescanned.
1902         (check_avx256_stores): Updated.
1903         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
1904         Call note_stores only if needed.  Set referenced and count.
1905         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
1906         (rescan_move_or_delete_vzeroupper): New.
1907         (move_or_delete_vzeroupper):  Process and rescan all all basic
1908         blocks instead of predecessor blocks of all exit points.
1909         (ix86_option_override_internal): Enable vzeroupper optimization
1910         only for -fexpensive-optimizations and not optimizing for size.
1911         (use_avx256_p): Removed.
1912         (init_cumulative_args): Don't set use_avx256_p.
1913         (ix86_function_arg): Likewise.
1914         (ix86_expand_move): Likewise.
1915         (ix86_expand_vector_move_misalign): Likewise.
1916         (ix86_local_alignment): Likewise.
1917         (ix86_minimum_alignment): Likewise.
1918         (ix86_expand_epilogue): Don't check use_avx256_p when generating
1919         vzeroupper.
1920         (ix86_expand_call): Likewise.
1921
1922         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
1923         and use_avx256_p.  Add rescan_vzeroupper_p.
1924
1925 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1926
1927         * toplev.c: Include <signal.h>.
1928
1929 2010-11-24  Richard Guenther  <rguenther@suse.de>
1930
1931         PR lto/43218
1932         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
1933         conflicting function signatures as non-inlineable.
1934
1935 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1936
1937         PR rtl-optimization/46614
1938         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
1939          (deps_analyze_insn): Mark JUMP_INSNs in
1940         last_pending_memory_flush that weren't added through
1941         flush_pending_lists with NON_FLUSH_JUMP_KIND.
1942         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
1943         on INSN_LIST instead of JUMP_P check on its operand.
1944         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
1945
1946 2010-11-24  Richard Guenther  <rguenther@suse.de>
1947
1948         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
1949
1950 2010-11-24  Richard Guenther  <rguenther@suse.de>
1951
1952         PR lto/46606
1953         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
1954         a FIELD_DECL that is type correct issue a warning and fixup
1955         with a VIEW_CONVERT_EXPR.
1956
1957 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
1958
1959         * doc/invoke.texi (Options for Debugging Your Program or GCC):
1960         Explain static numbering of dump files.
1961
1962 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
1963
1964         * common.opt (user_vect_verbosity_level): New Variable entry.
1965         (ftree-vectorizer-verbose=): Mark as UInteger.
1966         * flag-types.h (enum vect_verbosity_levels): Move from enum
1967         verbosity_levels in tree-vectorizer.h.
1968         * opts.c: Don't include tree.h.
1969         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
1970         gcc_options parameter; take integer option argument.
1971         (common_handle_option): Update call to vect_set_verbosity_level.
1972         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
1973         (vect_set_verbosity_level): Move to opts.c.
1974         (vect_verbosity_level, vect_print_dump_info): Update for change of
1975         enum name.
1976         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
1977         (vect_print_dump_info): Update for change of enum name.
1978         * tree.h (vect_set_verbosity_level): Remove.
1979         * Makefile.in (opts.o): Update dependencies.
1980
1981 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
1982
1983         PR middle-end/46629
1984         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
1985         instead of insn with any_condjump_p.
1986
1987 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
1988
1989         * config/mips/loongson.md: Change the description comment of the file
1990         and update the copyright years.
1991         (define_insn "<u>div<mode>3): Add loongson3a support.
1992         (define_insn "<u>mod<mode>3"): Likewise.
1993         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
1994         mul<mode>3_mul3_loongson.
1995         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
1996         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
1997
1998 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
1999
2000         * common.opt (initial_max_fld_align, flag_debug_asm,
2001         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
2002         flag_print_asm_name, graph_dump_format, help_printed,
2003         help_columns, flag_opts_finished): New Variable entries.
2004         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
2005         frandom-seed=): Mark deferred.
2006         (fsched-verbose=): Use UInteger and Var.
2007         * flags.h (set_struct_debug_option, flag_print_asm_name,
2008         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
2009         graph_dump_format): Don't declare here.
2010         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
2011         * opts-global.c: Include dbgcnt.h and debug.h.
2012         (decode_options): Pass location to finish_options.
2013         (handle_common_deferred_options): Check flag_dump_all_passed.
2014         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
2015         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
2016         OPT_fstack_limit.
2017         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
2018         (set_struct_debug_option): Add location_t parameter.  Update
2019         recursive call.  Use error_at.
2020         (default_options_optimization): Use error_at.
2021         (finish_options): Add location_t parameter.  Use
2022         opts->x_flag_opts_finished instead of first_time_p.  Use
2023         opts->x_optimize instead of optimize.  Use error_at.  Pass
2024         location to inform.
2025         (print_filtered_help): Use opts->x_help_printed to track what
2026         options have been printed.
2027         (print_specific_help): Use opts->x_help_columns to track number of
2028         columns.
2029         (common_handle_option): Pass locations and gcc_options pointers to
2030         more functions.  Use warning_at instead of fnotice and warning.
2031         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
2032         OPT_fdebug_prefix_map_.  Use error_at.  Set
2033         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
2034         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
2035         OPT_fsched_verbose_.
2036         (handle_param): Add location_r parameter.  Use error_at.
2037         (set_debug_level): Add location_r parameter.  Use error_at and
2038         warning_at.
2039         (setup_core_dumping): Add diagnostic_context parameter.
2040         (decode_d_option): Add gcc_options, location_t and
2041         diagnostic_context parameters and use them instead of global
2042         state.  Use warning_at.
2043         (enable_warning_as_error): Use error_at.
2044         * opts.h (finish_options): Update prototype.
2045         (set_struct_debug_option): Declare here.
2046         * rtl.h (fix_sched_param): Remove.
2047         * stor-layout.c (initial_max_fld_align): Remove.
2048         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
2049         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
2050         (process_options): Set maximum_field_alignment.
2051         * tree.h (initial_max_fld_align) Don't declare here.
2052         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2053
2054 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2055
2056         * flag-types.h (struct visibility_flags): Don't declare here.
2057         * flags.h (strip_off_ending, fast_math_flags_set_p,
2058         fast_math_flags_struct_set_p): Declare here.
2059         (visibility_options): Don't declare here.
2060         * opts-common.c (option_enabled, get_option_state): Move from
2061         opts.c.
2062         * opts-global.c: Include diagnostic.h instead of
2063         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
2064         and toplev.h.
2065         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2066         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2067         print_ignored_options, unknown_option_callback,
2068         post_handling_callback, lang_handle_option, add_input_filename,
2069         read_cmdline_options, initial_lang_mask, init_options_once,
2070         decode_cmdline_options_to_array_default_mask,
2071         set_default_handlers, decode_options): Move from opts.c.
2072         (print_ignored_options): Use warning_at instead of saving and
2073         restoring input_location.
2074         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
2075         instead of expr.h.  Don't include langhooks.h, except.h or
2076         lto-streamer.h.  Add more comments on includes.
2077         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
2078         toplev.c.
2079         (visibility_options): Move to c-family/c-common.c.
2080         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2081         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2082         print_ignored_options, unknown_option_callback,
2083         post_handling_callback, lang_handle_option, add_input_filename,
2084         read_cmdline_options, initial_lang_mask, init_options_once,
2085         decode_cmdline_options_to_array_default_mask,
2086         set_default_handlers, decode_options): Move to opts-global.c.
2087         (target_handle_option, default_options_optimization,
2088         finish_options, common_handle_option): Remove static.
2089         (option_enabled, get_option_state): Move to opts-common.c.
2090         * opts.h (common_handle_option, target_handle_option,
2091         finish_options, default_options_optimization): Declare.
2092         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
2093         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
2094         opts.c.
2095         * toplev.h (strip_off_ending, decode_d_option,
2096         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
2097         declare here.
2098         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2099
2100 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
2101
2102         PR driver/42690
2103         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
2104         options, replace by call of pass-through-libs spec function to process
2105         link_gcc_c_sequence spec.
2106         (lto_libgcc_spec): Delete variable.
2107         (static_specs[]): Remove related entry.
2108         (static_spec_functions[]): Add new entry for pass-through-libs.
2109         (main): Don't generate deleted lto_libgcc_spec.
2110         (pass_through_libs_spec_func): New function to implement the new
2111         pass-through-libs spec function.
2112         * doc/invoke.texi (pass-through-libs): Document new spec function.
2113
2114 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2115
2116         * doc/options.texi (Warning, Optimization): Document.
2117
2118 2010-11-23  Jan Hubicka  <jh@suse.cz>
2119
2120         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
2121         (tree_decl_with_vis): Add implicit_section_name_p.
2122         * targhooks.h (default_function_section): Declare.
2123         * target.def (function_section): New hook.
2124         * defaults.h (HOT_TEXT_SECTION_NAME,
2125         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2126         * predict.c (choose_function_section): Remove.
2127         (estimate_bb_frequencies): Do not use choose_function_section.
2128         * coretypes.h (enum node_frequency): Move here from cgraph.h
2129         * cgraph.h (enum node_frequency): Remove.
2130         * varasm.c (initialize_cold_section_name, unlikely_text_section,
2131         unlikely_text_section_p): Remove.
2132         (named_subsection_entry): New structure.
2133         (get_text_section): New function.
2134         (default_function_section): New function.
2135         (function_section_1): Break out from ...; handle profile info.
2136         (function_section): ... here.
2137         (unlikely_text_section): Remove.
2138         (unlikely_text_section_p): Use function_section_1.
2139         (assemble_start_function): Do not initialize cold section.
2140         (default_section_type_flags): Do not special case cold subsection.
2141         (switch_to_section): Likewise.
2142         * output.h (get_text_section): Define.
2143         * config/i386/winnt.c: Do not special case cold section.
2144         * config/darwin-protos.h (darwin_function_section): Declare.
2145         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
2146         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2147         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
2148         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2149         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
2150         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
2151         * config/darwin.c (machopic_select_section): Use
2152         darwin_function_section.
2153         (darwin_function_section): New function.
2154         * config/darwin.h (HOT_TEXT_SECTION_NAME,
2155         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2156         (TARGET_ASM_FUNCTION_SECTION): Define.
2157         * system.h (HOT_TEXT_SECTION_NAME,
2158         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
2159
2160 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
2161
2162         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
2163         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
2164
2165 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
2166
2167         PR middle-end/46499
2168         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
2169         following unconditional jumps.
2170
2171 2010-11-23  Richard Guenther  <rguenther@suse.de>
2172
2173         * doc/md.texi (386 constraints): Clarify A constraint documentation.
2174
2175 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2176             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2177
2178         * gengtype.c (enum typekind, struct options)
2179         (struct nested_ptr_data, struct pair, NUM_PARAM)
2180         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
2181         Move to gengtype.h.
2182         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
2183         Remove static, add zero state_number.
2184         (typedefs, structures, param_structs, variables): Remove static.
2185         (create_option): Remove.
2186         (create_string_option, create_type_option, create_nested_option):
2187         New functions.
2188         (create_nested_ptr_option): Use create_nested_option.
2189         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
2190         new create*option functions.
2191         (process_gc_options): Adjust for discriminated option.
2192         (output_mangled_typename): Handle TYPE_NONE.
2193         (walk_type): Test option kinds.
2194         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
2195         (write_func_for_structure, write_type, write_local, write_root)
2196         (write_roots, note_def_vec, dump_options): Adjust for
2197         discriminated option.
2198
2199         * gengtype.h (typedefs, structures, param_structs, variables
2200         enum typekind): Move from gengtype.c
2201         (enum option_kind): New discriminating enumeration.
2202         (struct options): Becomes discriminated.
2203         (struct nested_ptr_data): Nove from gengtype.c
2204         (create_string_option, create_type_option, create_nested_option)
2205         (create_nested_ptr_option): New functions
2206         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
2207         (UNION_OR_STRUCT_P): Move from gengtype.c
2208
2209         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
2210         discriminated options.
2211
2212 2010-11-23  Richard Guenther  <rguenther@suse.de>
2213
2214         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
2215         twice.  Avoid re-allocating the ops vector all the time.
2216
2217 2010-11-23  Richard Guenther  <rguenther@suse.de>
2218
2219         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
2220         is_gimple_min_invariant, group tree code checks to allow
2221         combining them.
2222         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
2223         of is_gimple_reg.
2224
2225 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
2226
2227         * config.gcc (sparc*-*-*): Reorder.
2228
2229 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2230
2231         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
2232         Remove ENABLE_CHECKING around DBGPRINTF.
2233
2234 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
2235
2236         * common.opt (exit_after_options, write_symbols, debug_info_level,
2237         use_gnu_debug_info_extensions): New Variable entries.
2238         (fprofile-dir=): Use Var.
2239         * flag-types.h (enum debug_info_level): Rename to enum
2240         debug_info_levels.
2241         * flags.h (write_symbols, debug_info_level,
2242         use_gnu_debug_info_extensions): Remove declarations.
2243         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
2244         (set_struct_debug_option): Make static variables const.
2245         (use_gnu_debug_info_extensions): Remove.
2246         (set_debug_level, print_filtered_help, print_specific_help,
2247         fast_math_flags_set_p): Take gcc_options parameters and use them
2248         in place of global variables.
2249         (print_filtered_help): Make new_help non-static.
2250         (print_specific_help): Update call to print_filtered_help.
2251         (common_handle_option): Update calls to print_specific_help.  Use
2252         gcc_options structure for more settings.  Make --help table
2253         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
2254         set_debug_level.
2255         * toplev.c (profile_data_prefix): Remove.
2256         * toplev.h (profile_data_prefix, exit_after_options): Remove
2257         declarations.
2258         (fast_math_flags_set_p): Update prototype.
2259         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
2260         Update call to fast_math_flags_set_p.
2261
2262 2010-11-22  Richard Henderson  <rth@redhat.com>
2263
2264         PR target/46434
2265         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
2266         return the address register extracted.
2267         (crx_decompose_address): Update the extracted address register.
2268
2269 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
2270
2271         PR driver/43335
2272         * gcc.c (main): Don't crash when lto-wrapper program is not found.
2273
2274 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
2275
2276         PR target/46608
2277         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
2278         * config/picochip/picochip-protos.h: Don't include "target.h" .
2279         (picochip_secondary_reload): Don't declare.
2280
2281         PR target/46613
2282         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
2283         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
2284         static.
2285
2286 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
2287
2288         PR bootstrap/46609
2289         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2290         (source_dot_c_frul): Likewise.
2291
2292 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2293
2294         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2295
2296 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2297
2298         PR bootstrap/44970
2299         * Makefile.in (fwprop.o) Add sparseset.h.
2300         * fwprop.c: Include sparseset.h
2301         (struct find_occurrence_data, find_occurrence_callback,
2302         find_occurrence): Remove.
2303         (active_defs, active_defs_check, register_active_defs,
2304         update_df_init, update_uses): New.
2305         (update_df): Rewrite.
2306         (try_fwprop_subst, forward_propagate_asm): Add calls to
2307         update_df_init and update_df.
2308         (fwprop_init): Allocate active_defs and active_defs_check.
2309         (fwprop_done): Free them.
2310         (fwprop, fwprop_addr): Adjust comments.
2311         * df.h (df_uses_create): Declare.
2312         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2313         (df_ref_create): Return result of df_ref_create_structure directly.
2314         (df_ref_create_structure): Call df_install_ref_incremental when
2315         no collection_rec is passed.
2316         (df_ref_record): Do not create multiword hard reg info when no
2317         collection_rec is passed.
2318         (df_uses_create): New.
2319
2320 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2321
2322         PR middle-end/43057
2323         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2324         setting location.
2325
2326 2010-11-22  Richard Guenther  <rguenther@suse.de>
2327
2328         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2329         MEM_REFs, preserve volatileness.
2330         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2331         addresses.
2332
2333 2010-11-22  Richard Guenther  <rguenther@suse.de>
2334
2335         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2336
2337 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2338
2339         PR rtl-optimization/45652
2340         * alias.c (get_reg_base_value): New.
2341         * rtl.h (get_reg_base_value): Add prototype.
2342         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2343         non-null REG_BASE_VALUE for renaming.
2344
2345 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2346             Basile Starynkevitch  <basile@starynkevitch.net>
2347
2348         * gengtype.c: Include xregex.h and obstack.h
2349         Added comments about role of get_output_file_with_visibility and
2350         our regexpr machinery.
2351         (frul_actionrout_t, struct file_rule_st): New.
2352         (hader_dot_h_frul, source_dot_c_frul): New functions.
2353         (NULL_REGEX,  NULL_FRULACT): New.
2354         (files_rules): New.
2355         (matching_file_name_substitute): New function.
2356         (get_output_file_with_visibility): Updated comments and rewritten
2357         to use the new files_rules machinery.
2358
2359         * Makefile.in (XREGEX_H): Added variable.
2360         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2361
2362 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2363
2364         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2365
2366 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2367
2368         * target.def (conditional_register_usage): Define.
2369         * reginfo.c (init_reg_sets_1): Call
2370         targetm.conditional_register_usage.
2371         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2372         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2373         for making it a hook.
2374         * doc/tm.texi: Regenerate.
2375         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2376         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2377         New function.
2378         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2379         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2380         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2381         New function.
2382         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2383         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2384         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2385         New function.
2386         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2387         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2388         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2389         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2390         (bfin_conditional_register_usage): ...here.  New function.
2391         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2392         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2393         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2394         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2395         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2396         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2397         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2398         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2399         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2400         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2401         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2402         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2403         New function.
2404         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2405         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2406         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2407         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2408         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2409         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2410         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2411         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2412         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2413         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2414         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2415         New function.
2416         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2417         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2418         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2419         Delete.
2420         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2421         static.
2422         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2423         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2424         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2425         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2426         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2427         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2428         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2429         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2430         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2431         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2432         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2433         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2434         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2435         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2436         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2437         ...here.  New function.
2438         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2439         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2440         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2441         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2442         New function.
2443         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2444         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2445         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2446         New function.
2447         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2448         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2449         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2450         Delete.
2451         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2452         static.
2453         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2454         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2455         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2456         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2457         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2458         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2459         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2460         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2461         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2462         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2463         * config/score/score.c (score_conditional_register_usage): ...here.
2464         New function.
2465         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2466         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2467         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2468         New function.
2469         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2470         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2471         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2472         New function.
2473         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2474         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2475         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2476         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2477         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2478         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2479         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2480         New function.
2481         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2482
2483 2010-11-21  Jan Hubicka  <jh@suse.cz>
2484             Dominique d'Humieres <dominiq@lps.ens.ft>
2485
2486         PR target/46510
2487         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2488         finalize external decls.
2489
2490 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2491
2492         * system.h (strerror): Poison.
2493
2494 2010-11-21  Richard Henderson  <rth@redhat.com>
2495
2496         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2497         for infq/huge_valq.
2498
2499 2010-11-21  Richard Henderson  <rth@redhat.com>
2500
2501         PR rtl-optimization/46571
2502         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2503         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2504
2505 2010-11-21  Paul Koning  <ni1d@arrl.net>
2506
2507         * config/mips/pdp11.md (negsi2): Fix wrong code.
2508
2509 2010-11-21  Paul Koning  <ni1d@arrl.net>
2510
2511         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2512         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2513
2514 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2515
2516         * config/mips/mips.c (machine_function): Rename load_label_length to
2517         load_label_num_insns.
2518         (mips_load_label_length): Rename to...
2519         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2520         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2521
2522 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2523
2524         PR target/46533
2525         * config/alpha/predicates.md (direct_call_operand): Return false
2526         for !TARGET_SMALL_TEXT targets.
2527
2528 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2529
2530         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2531         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2532         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2533         * doc/tm.texi: Regenerate.
2534         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2535         HANDLE_PRAGMA_WEAK): Poison.
2536         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2537         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2538         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2539         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2540         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2541         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2542         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2543         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2544         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2545         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2546         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2547         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2548         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2549         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2550         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2551         (HANDLE_PRAGMA_WEAK): Don't undefine.
2552         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2553         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2554         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2555         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2556         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2557         (HANDLE_PRAGMA_WEAK): Don't undefine.
2558         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2559         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2560         (HANDLE_PRAGMA_PACK): Don't undefine.
2561         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2562         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2563         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2564         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2565         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2566         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2567         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2568         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2569         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2570         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2571         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2572         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2573         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2574         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2575         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2576         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2577         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2578
2579 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2580
2581         PR target/31100
2582         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2583         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2584         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2585
2586 2010-11-20  Jan Hubicka  <jh@suse.cz>
2587
2588         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2589         (dump_cgraph_node): Dump resolution.
2590         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2591         (cgraph_comdat_can_be_unshared_p): Dclare.
2592         * lto-streamer-out.c (produce_symtab): Use
2593         cgraph_comdat_can_be_unshared_p.
2594         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2595         (cgraph_comdat_can_be_unshared_p): New function based on logic
2596         in cgraph_externally_visible_p.
2597         (cgraph_externally_visible_p): Use it.
2598         (varpool_externally_visible_p): Virtual tables can be unshared.
2599         * varpool.c (dump_varpool_node): Dump resolution.
2600
2601 2010-11-20  Jan Hubicka  <jh@suse.cz>
2602
2603         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2604
2605 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2606
2607         PR other/46202
2608         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2609         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2610         shell quoting.
2611         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2612         (install-strip): New target.
2613         (STRIPPROG): New variable, exported if STRIP is set.
2614         * doc/install.texi (Final install): Minor markup and code style
2615         fixes.  Document install-strip target.
2616
2617 2010-11-20  Paul Koning  <ni1d@arrl.net>
2618
2619         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2620         pdp11_regno_reg_class): New functions.
2621         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2622         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2623         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2624         functions.
2625         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2626         frame pointer and argument pointer pseudo-registers.
2627         (ARG_POINTER_REGNUM): Define.
2628         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2629         argument pointer.
2630         (FIRST_PARM_OFFSET): Update for argument pointer.
2631         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2632         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2633         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2634         frame pointer and argument pointer.
2635
2636 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2637
2638         PR debug/46561
2639         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2640         when looking for immediate uses.
2641
2642         PR tree-optimization/45830
2643         * stmt.c (expand_switch_using_bit_tests_p): New function.
2644         (expand_case): Use it.
2645         * tree.h (expand_switch_using_bit_tests_p): New prototype.
2646         * tree-switch-conversion.c (struct switch_conv_info): Add
2647         bit_test_uniq, bit_test_count and bit_test_bb fields.
2648         (check_range): Fix a comment.
2649         (check_process_case): Compute bit_test_uniq and bit_test_count.
2650         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
2651         allocation.
2652         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
2653         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
2654         (array_value_type): New function.
2655         (build_one_array): Use it, if it returned different type,
2656         fold_convert all constructor fields and convert back to the
2657         wider type in the generated code.
2658         (process_switch): Initialize bit_test_uniq, bit_test_count and
2659         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
2660         returned true.
2661
2662 2010-11-19  Michael Matz  <matz@suse.de>
2663
2664         PR tree-optimization/46077
2665         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
2666
2667 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
2668
2669         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2670         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
2671         function.
2672         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2673
2674 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2675
2676         * mode-switching.c (optimize_mode_switching): Use
2677         FOR_BB_INSNS instead of open-coded loop.
2678         * cfgrtl.c (redirect_branch_edge): Ditto.
2679
2680 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
2681
2682         PR target/46436
2683         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
2684         to accomodate 32 bit HOST_WIDE_INT.
2685         (m68hc11_emit_logical): Remove unused variable insn.
2686         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
2687         this_insn_uses_iy before use.
2688
2689         PR target/46434
2690         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
2691
2692 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2693
2694         PR c/46547
2695         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
2696         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
2697
2698 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2699
2700         * doc/extend.texi (Function attributes): Document PowerPC target
2701         attributes that are supported.
2702         (Pragmas): Document that PowerPC now supports target pragmas.
2703
2704         * doc/options.texi (TargetVariable): Document TargetVariable,
2705         HeaderInclude, and SourceInclude.
2706
2707         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
2708         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
2709         -ffp-contract=off.
2710
2711         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
2712         SourceInclude directives.  Fix a cut+paste error with target save
2713         enum variables.  Sort enums in the structures after ints and
2714         before shorts.
2715         * opth-gen.awk: Ditto.
2716
2717         * configure.ac: Add support for HeaderInclude and SourceInclude option
2718         directives to add the appropriate files to the dependency lists.
2719         * configure: Regenerate.
2720         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
2721         (OPTIONS_C_EXTRA): New variable for SourceInclude.
2722         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
2723         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
2724         (gcc-options.o): Ditto.
2725         * opt-include.awk: New awk script to handle HeaderInclude and
2726         TargetInclude.
2727
2728         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
2729         gets saved in the target options.
2730         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
2731         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2732         (-mprototype): Ditto.
2733         (-mbit-word): ditto.
2734         (-mregnames): Ditto.
2735         (-msecure-plt): Ditto.
2736         (-mbss-plt): Ditto.
2737         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
2738         (-mpowerpc-gfxopt): Ditto.
2739         (-mmfcrf): Ditto.
2740         (-mpopcntb): Ditto.
2741         (-mfprnd): Ditto.
2742         (-mcmpb): Ditto.
2743         (-mmmfpgpr): Ditto.
2744         (-maltivec): Ditto.
2745         (-mhard-dfp): Ditto.
2746         (-mmulhw): Ditto.
2747         (-mdlmzb): Ditto.
2748         (-mmultiple): Ditto.
2749         (-mstring): Ditto.
2750         (-mpopcntd): Ditto.
2751         (-mfriz): Ditto.
2752         (-mvsx): Ditto.
2753         (-mno-update): Ditto.
2754         (-mavoid-indexed-addresses): Ditto.
2755         (-mtls-markers): Ditto.
2756         (-msched-epilog): Ditto.
2757         (-msched-prolog): Ditto.
2758         (-maix-struct-return): Ditto.
2759         (-msvr4-struct-return): Ditto.
2760         (-mxl-compat): Ditto.
2761         (-mrecip-precision): Ditto.
2762         (-mfp-in-toc): Ditto.
2763         (-msum-in-toc): Ditto.
2764         (-mvrsave): Ditto.
2765         (-mblock-move-inline-limit=): Ditto.
2766         (-misel): Ditto.
2767         (-mpaired): Ditto.
2768         (-mlongcall): Ditto.
2769         (-mgen-cell-microcode): Ditto.
2770         (-mwarn-cell-microcode): Ditto.
2771         (-mwarn-altivec-long): Ditto.
2772         (-mprioritize-restricted-insns=): Ditto.
2773         (-msingle-float): Ditto.
2774         (-mdouble-float): Ditto.
2775         (-msimple-fpu): Ditto.
2776         (-mxilinx-fpu): Ditto.
2777         * config/rs6000/aix64.opt (-mpe): Ditto.
2778
2779         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
2780         (rs6000_cpu): Move variable to be a target variable.  Rename
2781         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
2782         -mdebug=<xxx> variables into a single int.
2783         (rs6000_always_hint): Ditto.
2784         (rs6000_sched_groups): Ditto.
2785         (rs6000_align_branch_targets): Ditto.
2786         (rs6000_sched_costly_dep): Ditto.
2787         (rs6000_sched_insert_nops): Ditto.
2788         (rs6000_long_double_type_size): Ditto.
2789         (rs6000_ieeequad): Ditto.
2790         (rs6000_altivec_abi): Ditto.
2791         (rs6000_spe): Ditto.
2792         (rs6000_spe_abi): Ditto.
2793         (rs6000_float_gprs): Ditto.
2794         (rs6000_darwin64_abi): Ditto.
2795         (can_override_loop_align): Ditto.
2796         (rs6000_sdata): Ditto.
2797         (rs6000_tls_size): Ditto.
2798         (rs6000_current_abi): Ditto.
2799         (rs6000_traceback): Ditto.
2800         (rs6000_alignment_flags): Ditto.
2801         (rs6000_current_cmodel): Ditto.
2802         (rs6000_recip_control): Ditto.
2803         (rs6000_cpu_index): Ditto.
2804         (rs6000_tune_index): Ditto.
2805         (rs6000_debug): Ditto.
2806         (rs6000_target_flags_explict): Ditto.
2807
2808         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
2809         declaration.
2810
2811         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
2812         cmodel.  Change all uses.
2813
2814         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
2815         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
2816         Rename cmodel to rs6000_current_cmodel.
2817         (rs6000_sched_groups): Ditto.
2818         (rs6000_align_branch_targets): Ditto.
2819         (rs6000_sched_costly_dep): Ditto.
2820         (rs6000_sched_insert_nops): Ditto.
2821         (rs6000_long_double_type_size): Ditto.
2822         (rs6000_ieeequad): Ditto.
2823         (rs6000_altivec_abi): Ditto.
2824         (rs6000_spe): Ditto.
2825         (rs6000_spe_abi): Ditto.
2826         (rs6000_float_gprs): Ditto.
2827         (rs6000_darwin64_abi): Ditto.
2828         (can_override_loop_align): Ditto.
2829         (rs6000_sdata): Ditto.
2830         (rs6000_tls_size): Ditto.
2831         (rs6000_current_abi): Ditto.
2832         (rs6000_traceback): Ditto.
2833         (rs6000_alignment_flags): Ditto.
2834         (rs6000_current_cmodel): Ditto.
2835         (rs6000_recip_control): Ditto.
2836         (rs6000_cpu_index): Ditto.
2837         (rs6000_tune_index): Ditto.
2838         (rs6000_debug): Ditto.
2839         (rs6000_target_flags_explict): Ditto.
2840         (rs6000_sched_insert_nops_str): Make static.
2841         (rs6000_sched_costly_dep_str): Ditto.
2842         (rs6000_recip_name): Ditto.
2843         (rs6000_abi_name): Ditto.
2844         (rs6000_sdata_name): Ditto.
2845         (enum rs6000_traceback_name): Move to rs6000-opts.h.
2846         (rs6000_parse_tls_size_option): Delete.
2847         (rs6000_valid_attribute_p): New function for target attributes and
2848         pragmas.
2849         (rs6000_function_specific_save): Ditto.
2850         (rs6000_function_specific_restore): Ditto.
2851         (rs6000_function_specific_print): Ditto.
2852         (rs6000_can_inline_p): Ditto.
2853         (rs6000_set_current_function): Ditto.
2854         (rs6000_inner_target_options): Ditto.
2855         (rs6000_debug_target_options): Ditto.
2856         (rs6000_pragma_target_parse): Ditto.
2857         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
2858         attributes and pragmas.
2859         (TARGET_OPTION_SAVE): Ditto.
2860         (TARGET_OPTION_RESTORE): Ditto.
2861         (TARGET_OPTION_PRINT): Ditto.
2862         (TARGET_CAN_INLINE_P): Ditto.
2863         (TARGET_SET_CURRENT_FUNCTION): Ditto.
2864         (POWER_MASKS): Move to file level scope from the
2865         rs6000_option_override_internal function.
2866         (POWERPC_MASKS): Ditto.
2867         (ISA_*_MASKS): Ditto.
2868         (struct rs6000_ptt): Ditto.
2869         (processor_target_table): Ditto.
2870         (rs6000_cpu_name_lookup): Map cpu name to an index in
2871         processor_target_table.
2872         (rs6000_debug_reg_global): Print more information on processor
2873         options for -mdebug=reg.
2874         (rs6000_init_hard_regno_mode_ok): Add support for target
2875         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
2876         Allow -mdebug=val1,val2.  Rename cmodel variable.
2877         (rs6000_option_override_internal): Ditto.
2878         (rs6000_option_override): Ditto.
2879         (rs6000_handle_option): Ditto.
2880         (rs6000_conditional_register_usage): Add debug trace message.
2881         (struct rs6000_opt_mask): New for target attribute/pragma support.
2882         (rs6000_opt_masks): Ditto.
2883         (struct rs6000_opt_var): Ditto.
2884         (rs6000_opt_vars): Ditto.
2885         (rs6000_previous_function): Ditto.
2886
2887         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
2888         wasn't already included.
2889         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
2890         (enum processor_type): Ditto.
2891         (rs6000_cpu): Ditto.
2892         (enum fpu_type_t): Ditto.
2893         (fpu_type): Ditto.
2894         (enum rs6000_dependence_cost): Ditto.
2895         (enum rs6000_nop_insertion): Ditto.
2896         (enum group_termination): Ditto.
2897         (rs6000_long_double_type_size): Ditto.
2898         (rs6000_ieeequad): Ditto.
2899         (rs6000_altivec_abi): Ditto.
2900         (rs6000_spe_abi): Ditto.
2901         (rs6000_spe): Ditto.
2902         (rs6000_float_gprs): Ditto.
2903         (rs6000_alignment_flags): Ditto.
2904         (rs6000_sched_insert_nops): Ditto.
2905         (enum rs6000_vector): Ditto.
2906         (enum rs6000_abi): Ditto.
2907         (rs6000_current_opt): Ditto.
2908         (rs6000_debug_*): Delete.
2909         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
2910         (TARGET_DEBUG*): Ditto.
2911
2912         * config/rs6000/rs6000-opts.h: New header file to define the enums
2913         that are used in target variables that are now defined in rs6000.opt.
2914
2915         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
2916         rs6000-opts.h.
2917         (rs6000_sdata): Ditto.
2918         (rs6000_abi_name): Delete.
2919         (rs6000_sdata_name): Ditto.
2920         (rs6000_tls_size_string): Ditto.
2921
2922 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2923
2924         * common.opt (debug_struct_ordinary, debug_struct_generic): New
2925         Variable entries.
2926         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
2927         should_emit_struct_debug): Move from opts.c.
2928         * flag-types.h (enum debug_struct_file): Move from opts.c.
2929         * flags.h (should_emit_struct_debug): Remove.
2930         (base_of_path): Declare.
2931         (set_struct_debug_option): Add gcc_options parameter.
2932         * optc-gen.awk, opth-gen.awk: Handle array variables.
2933         * opts.c (enum debug_struct_file, debug_struct_ordinary,
2934         debug_struct_generic): Remove.
2935         (set_struct_debug_option): Add gcc_options parameter.
2936         (base_of_path): Remove static.
2937         (main_input_basename, main_input_baselength, matches_main_base,
2938         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
2939         Remove.
2940         * toplev.c (main_input_basename, main_input_baselength): Define
2941         here.
2942         * toplev.h (main_input_basename, main_input_baselength): Declare
2943         here.
2944
2945 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2946
2947         * common.opt (flag_instrument_functions_exclude_functions,
2948         flag_instrument_functions_exclude_files): New Variable definitions.
2949         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
2950         * gimplify.c (char_p): Declare type and vectors.
2951         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
2952         * opts.c (flag_instrument_functions_exclude_functions,
2953         flag_instrument_functions_exclude_files): Remove.
2954         (add_comma_separated_to_vector): Take void **.
2955         (flag_instrument_functions_exclude_p): Move to gimplify.c.
2956         (common_handle_option): Use options structure for
2957         -finstrument-functions-exclude- options.
2958
2959 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2960
2961         * doc/options.texi (Var): Document effects of Defer.
2962         (Defer): Document.
2963         * opt-functions.awk (var_type, var_set): Handle deferred options.
2964         * opts-common.c (set_option): Handle CLVC_DEFER.
2965         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
2966         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
2967         fstack-limit-symbol=): Mark as deferred.
2968         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
2969         plugin.h.
2970         (print_filtered_help): Don't report state of CLVC_DEFER options.
2971         (common_handle_option): Move code for OPT_fcall_used_,
2972         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
2973         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
2974         OPT_fstack_limit_symbol_ to opts-global.c.
2975         (option_enabled, get_option_state): Handle CLVC_DEFER.
2976         * opts.h: Include vec.h.
2977         (enum cl_var_type): Add CLVC_DEFER.
2978         (cl_deferred_option): Define type and vectors.
2979         (handle_common_deferred_options): Declare.
2980         * opts-global.c: New.
2981         * toplev.c (toplev_main): Call handle_common_deferred_options
2982         * Makefile.in (OPTS_H): Include $(VEC_H).
2983         (OBJS-common): Include opts-global.o.
2984         (opts.o): Update dependencies.
2985         (opts-global.o): Add dependencies.
2986
2987 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
2988
2989         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
2990         to objc_declare_protocols.
2991
2992 2010-11-19  Richard Guenther  <rguenther@suse.de>
2993
2994         PR lto/45789
2995         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
2996         IDENTIFIERs do not stream TREE_TYPE.
2997         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
2998
2999 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
3000
3001         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
3002
3003 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
3004
3005         PR target/45870
3006         * dwarf2out.c (const_ok_for_output_1): Don't complain about
3007         non-delegitimized TLS UNSPECs.
3008
3009 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
3010             Ian Lance Taylor  <iant@google.com>
3011
3012         * config/darwin-c.c (darwin_additional_format_types): Export.
3013
3014 2010-11-18  Paul Koning  <ni1d@arrl.net>
3015
3016         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
3017         pointer.
3018
3019 2010-11-18  Paul Koning  <ni1d@arrl.net>
3020
3021         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
3022         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
3023         * config/pdp11/pdp11.opt (-mabshi): Delete.
3024
3025 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
3026
3027         * resource.h (struct resources): Fix typo in the comment.
3028
3029 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
3030
3031         PR target/46546
3032         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
3033
3034 2010-11-18  Richard Henderson  <rth@redhat.com>
3035
3036         PR middle-end/46515
3037         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
3038         maybe_copy_epilogue_insn; handle prologue insns as well.
3039         * rtl.h, cfglayout.c: Update for rename.
3040         * recog.c (peep2_attempt): Copy prologue/epilogue data for
3041         RTX_FRAME_RELATED_P insns.
3042
3043 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
3044
3045         PR middle-end/46534
3046         * builtins.c (fold_builtin_printf): Don't copy and modify string
3047         before build_string_literal, instead modify what
3048         build_string_literal returned.
3049
3050 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
3051
3052         PR c/33193
3053         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
3054         REALPART_EXPR and IMAGPART_EXPR.
3055
3056 2010-11-18  Richard Guenther  <rguenther@suse.de>
3057
3058         PR tree-optimization/46172
3059         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
3060         function.
3061         (slpeel_tree_peel_loop_to_edge): Call it.
3062
3063 2010-11-18  Jeff Law  <law@redhat.com>
3064
3065         PR middle-end-optimization/46297
3066         * postreload.c (reload_combine_note_store): Deal with embedded
3067         side effects in MEM expressions.
3068
3069 2010-11-18  Richard Guenther  <rguenther@suse.de>
3070
3071         PR lto/45089
3072         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
3073         when checking is not enabled.
3074
3075 2010-11-18  Richard Guenther  <rguenther@suse.de>
3076
3077         PR lto/46525
3078         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
3079         type leaders.
3080         (gimple_register_canonical_type): Also cache the canoncial type
3081         for non type leaders.
3082
3083 2010-11-18  Richard Guenther  <rguenther@suse.de>
3084
3085         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
3086
3087 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
3088
3089         PR middle-end/46518
3090         * sel-sched-ir.c (init_expr): Use the correct type for
3091         target_available.
3092         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
3093
3094 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
3095
3096         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
3097         as well as -mrelocatable at the same time.
3098
3099 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
3100
3101         PR target/46422
3102         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
3103         Call the clz builtin.
3104
3105 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
3106             Steve Ellcey  <sje@cup.hp.com>
3107
3108         PR middle-end/31490
3109         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
3110         if section attribute used.
3111
3112 2010-11-17  Jan Hubicka  <jh@suse.cz>
3113
3114         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
3115         expand errno setting variant when optimizing for size.
3116
3117 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
3118
3119         * postreload.c (reload_combine): Call control_flow_insn_p only once.
3120         Reverse backward loop.  Fix formatting issues.
3121
3122 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
3123
3124         * c-parser.c (c_token_is_qualifier,
3125         c_parser_next_token_is_qualifier): New.
3126         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
3127         Improve error message on specs->tagdef_seen_p.
3128         (c_parser_struct_or_union_specifier): Improve error recovery.
3129         (c_parser_declspecs): Move exit condition on C_ID_ID early.
3130         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
3131         using c_parser_next_token_is_qualifier; extend it to cover
3132         a ctsk_tagdef typespec and !typespec_ok in general.
3133
3134 2010-11-17  Richard Guenther  <rguenther@suse.de>
3135
3136         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
3137         (gimple_mod_pow2_value_transform): Likewise.
3138         (gimple_mod_subtract_transform): Likewise.
3139
3140 2010-11-17  Richard Guenther  <rguenther@suse.de>
3141
3142         PR lto/46504
3143         * gimple.c (gimple_register_canonical_type): Make sure to only
3144         make type leaders canonical types.
3145
3146 2010-11-17  Michael Matz  <matz@suse.de>
3147
3148         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
3149         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
3150         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
3151         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
3152         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
3153         (pass_build_ssa): ... but here.
3154         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
3155         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
3156         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
3157         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
3158         * predict.c (rebuild_frequencies): Ditto.
3159         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
3160         * emit-rtl.c (verify_rtl_sharing): Ditto.
3161         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
3162         * tree-ssa-live.c (remove_unused_locals): Ditto.
3163         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
3164         * tree-ssa.c (pass_early_warn_uninitialized,
3165         execute_update_addresses_taken, pass_update_address_taken): Ditto.
3166         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3167         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
3168         * passes.c (pass_postreload, execute_todo): Ditto.
3169         * tree-ssanames.c (pass_release_ssa_names): Ditto.
3170
3171 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3172
3173         * doc/invoke.texi (-dy): Remove.
3174         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
3175         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
3176         * langhooks.c (lhd_do_nothing_i): Remove.
3177         * langhooks.h (lang_hooks.parse_file): Take no arguments.
3178         * toplev.c (set_yydebug): Remove.
3179         (compile_file): Update call to lang_hooks.parse_file.
3180         (decode_d_option): Don't handle -dy.
3181
3182 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3183
3184         PR rtl-optimization/46440
3185         * combine.c (update_cfg_for_uncondjump): When changing
3186         an indirect jump into unconditional jump, remove BARRIERs
3187         from bb's footer.
3188
3189 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3190
3191         * opts.c (target_handle_option): Do not assert that loc ==
3192         UNKNOWN_LOCATION.
3193
3194 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3195             Richard Guenther  <rguenther@suse.de>
3196
3197         PR middle-end/45838
3198         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3199         call_may_clobber_ref_p_1): Return true for __sync_* and some
3200         OpenMP builtins that act as threading barriers.
3201
3202 2010-11-17  Richard Guenther  <rguenther@suse.de>
3203
3204         PR tree-optimization/46498
3205         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
3206
3207 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3208
3209         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
3210         (xtensa_function_arg_boundary): ...this.
3211         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
3212         thinko in declaration.
3213         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
3214         number of parameters to picochip_function_arg_boundary.
3215         (picochip_arg_advance): Likewise.
3216
3217 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3218
3219         PR target/46512
3220         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
3221         under check for type.
3222
3223 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3224
3225         * ifcvt.c (dead_or_predicable): Fix typo.
3226
3227 2010-11-16  Richard Henderson  <rth@redhat.com>
3228
3229         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
3230         * config/s390/s390.opt (mfused-madd): Remove.
3231         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
3232         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
3233         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
3234         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
3235
3236 2010-11-16  Richard Henderson  <rth@redhat.com>
3237
3238         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
3239         * config/rs6000/rs6000.opt (mfused-madd): Remove.
3240         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
3241         (*altivec_vmaddfp_1): Remove.
3242         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
3243         (altivec_mulv4sf3): Expand to FMA directly.
3244         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
3245         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
3246         * config/rs6000/paired.md (paired_madds0): Use FMA.
3247         (paired_madds1): Likewise.
3248         (*paired_madd): Rename from paired_madd; use FMA.
3249         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
3250         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
3251         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
3252         (bdesc_3arg): Update CODE_FOR_* for pattern renames.
3253         (rs6000_emit_madd): Use fma_optab.
3254         (rs6000_emit_msub): Use fms_optab.
3255         (rs6000_emit_nmsub): Expand the FMA pattern directly.
3256         * config/rs6000/rs6000.md (FMA_F): New mode iterator.
3257         (*fmasf4_fpr): Rename from fmasf4_fpr.
3258         (*nfmasf4_fpr): Rename from *fnmasf4_fpr.
3259         (*nfmssf4_fpr): Rename from *fnmssf4_fpr.
3260         (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove.
3261         (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove.
3262         (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove.
3263         (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove.
3264         (*fmadf4_fpr): Rename from fmadf4_fpr.
3265         (*nfmadf4_fpr): Rename from *fnmadf4_fpr.
3266         (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr.
3267         (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove.
3268         (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove.
3269         (fmasf4, fmadf4): Macroize into...
3270         (fma<FMA_F>4): ... here.
3271         (fms<FMA_F>4, fnma<FMA_F>4, fnms<FMA_F>4): New.
3272         (nfma<FMA_F>4, nfms<FMA_F>4): New.
3273         * config/rs6000/vector.md (mul<VEC_F>3): Do not depend on
3274         TARGET_FUSED_MADD.
3275         * config/rs6000/vsx.md (vsx_fmadd<VSX_B>4): Remove.
3276         (*vsx_fmadd<mode>4_1): Remove.
3277         (vsx_fmsub<mode>4, *vsx_fmsub<mode>4_1): Remove.
3278         (vsx_fnmadd<mode>4_1, vsx_fnmadd<mode>4_2): Remove.
3279         (vsx_fnmsub<mode>4_1, vsx_fnmsub<mode>4_2): Remove.
3280         (*vsx_fma<mode>4): Rename from vsx_fmadd<mode>4_2.
3281         (*vsx_fms<mode>4): Rename from vsx_fmsub<mode>4_2.
3282         (*vsx_nfma<mode>4): Rename from vsx_fnmadd<mode>4.
3283         (*vsx_nfms<mode>4): Rename from vsx_fnmsub<mode>4.
3284
3285 2010-11-16  Richard Henderson  <rth@redhat.com>
3286
3287         * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
3288         (fmasf4, fnmadf4, fnmasf4): Likewise.
3289         (unnamed plus+mult insns and splitters): Delete.
3290
3291 2010-11-16  Richard Henderson  <rth@redhat.com>
3292
3293         * config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
3294         (fnma<VSF>4): Rename from fnms_<VSF>.
3295         (fms<VSF>4): Rename from fms_<VSF>.
3296         (fma<VDF>4): Rename from fma_<VDF>.
3297         (fms<VDF>4): Rename from fms_<VDF>.
3298         (nfma<VDF>4): Rename from fnma_<VDF>.
3299         (nfms<VDF>4): Rename from fnms_<VDF>.
3300         (fnma<VDF>4, fnms<VDF>4): New expanders.
3301         (floatunsdisf2): Update for the renames.
3302         (*div<VSF>3_fast, *div<VSF>3_adjusted): Likewise.
3303         * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames.
3304
3305 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3306
3307         PR rtl-optimization/46490
3308         * combine.c (expand_compound_operation): Fix thinko.
3309
3310 2010-11-16  Richard Henderson  <rth@redhat.com>
3311
3312         PR target/46470
3313         * recog.c (peep2_attempt): Convert frame-related info when possible.
3314         (peep2_fill_buffer): Allow frame-related insns into the buffer.
3315         (peephole2_optimize): Allow peep2_attempt to fail.
3316
3317 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3318
3319         PR rtl-optimization/46315
3320         * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare.
3321         * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function
3322         extracted from...
3323         * dce.c (delete_corresponding_reg_eq_notes): ...here.  Rename into...
3324         (remove_reg_equal_equiv_notes_for_defs): ...this.
3325         (delete_unmarked_insns): Adjust to above renaming.
3326         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes
3327         referring to registers set in the insns being moved, if any.
3328
3329         * df-core.c (df_ref_dump): New function extracted from...
3330         (df_refs_chain_dump): ...here.  Call it.
3331         (df_regs_chain_dump): Likewise.
3332         * df-problems.c (df_chain_dump): Print 'e' for uses in notes.
3333         * df-scan.c (df_scan_start_dump): Likewise.  Fix long line.
3334
3335 2010-11-16  Andreas Schwab  <schwab@linux-m68k.org>
3336
3337         PR rtl-optimization/46395
3338         * postreload.c (reload_combine): Invalidate register use
3339         information on all control flow insns.
3340
3341         * config/m68k/m68k.c (m68k_delegitimize_address): Also expect
3342         LABEL_REF in UNSPEC operand.
3343
3344 2010-11-16  Jan Hubicka  <jh@suse.cz>
3345
3346         * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...;
3347         when !flag_toplevel_reorder do not remove unless variable is
3348         COMDAT or ARTIFICIAL.
3349         * ipa.c (varpool_can_remove_if_no_refs): ... here.
3350         (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay.
3351         * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too.
3352         * varpool.c (decide_is_variable_needed): Do not handle visibility
3353         issues.
3354         (varpool_finalize_decl): Likewise.
3355         (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node;
3356         update outdated comment on DECL_RTL_SET_P check.
3357
3358 2010-11-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3359
3360         * config/sol2.h (NM_FLAGS): Define.
3361         * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document.
3362         * doc/tm.texi: Update.
3363
3364 2010-11-16  Nick Clifton  <nickc@redhat.com>
3365
3366         * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code.
3367         (msubsf4): Rename to fmssf4, and use fma.
3368         (nmaddsf4): Rename to fnmasf4 and use fma.
3369         (nmsubsf4): Rename to fnmssf4 and use fma.
3370
3371 2010-11-16  Joern Rennecke  <amylaar@spamcop.net>
3372
3373         PR target/44762
3374         * config/score/score3.c (score3_return_in_memory): Constify arguments.
3375         (score3_in_small_data_p, score3_function_value): Likewise.
3376         (score3_trampoline_init): Use LCT_NORMAL.
3377         (score3_print_operand): Initialize code as UNKNOWN.
3378         * config/score/predicates.md (score_load_multiple_operation):
3379         Remove unused variable.
3380         (score_store_multiple_operation): Likewise.
3381         * config/score/score7.c (score7_return_in_memory): Constify arguments.
3382         (score7_in_small_data_p, score7_function_value): Likewise.
3383         (score7_trampoline_init): Use LCT_NORMAL.
3384         (score7_print_operand): Initialize code as UNKNOWN.
3385         * config/score/score3.h (score3_return_in_memory): Update prototype.
3386         (score3_in_small_data_p, score3_function_value): Likewise.
3387         * config/score/score-protos.h (score_function_value): Likewise.
3388         * config/score/score7.h (score7_return_in_memory): Update prototype.
3389         (score7_in_small_data_p, score7_function_value): Likewise.
3390         * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify.
3391         (score_return_in_memory, score_pass_by_reference): Constify arguments.
3392         (score_output_mi_thunk, score_function_prologue): Don't return a value.
3393         (score_function_epilogue, score_in_small_data_p): Likewise.
3394         (score_option_override, score_asm_trampoline_template): Likewise.
3395         (score_trampoline_init, score_print_operand): Likewise.
3396         (score_print_operand_address, score_prologue): Likewise.
3397         (score_epilogue, score_call, score_call_value): Likewise.
3398         (score_movsicc, score_movdi, score_zero_extract_andi): Likewise.
3399         (score_function_arg_advance): Likewise. Make static.
3400         (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED.
3401         (score_function_arg, score_legitimate_address_p): Make static.
3402         (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED.
3403         * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class.
3404         * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE):
3405         Allow (W) == HOST_BITS_PER_WIDE_INT.
3406
3407         PR java