OSDN Git Service

8288373d123f05d48f0e9594b885e9eefb77f821
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-12-14  Bernd Schmidt  <bernds@codesourcery.com>
2
3         PR rtl-optimization/44374
4         Reapply patch with fixes.
5         * basic-block.h (enum bb_flags): Add BB_MODIFIED.
6         * df-core.c (df_set_bb_dirty): Set it.
7         * ifcvt.c (find_memory): Remove function.
8         (dead_or_predicable): Use can_move_insns_across.
9         * df.h (can_move_insns_across): Declare function.
10         * cfgcleanup.c (block_was_dirty): New static variable.
11         (flow_find_head_matching_sequence): Test for epilogue notes.
12         (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather
13         than df_get_bb_dirty.
14         (try_head_merge_bb): New static function.
15         (try_optimize_cfg): Call it.  Call df_analyze if block_was_dirty
16         is set.
17         * df-problems.c: Include "target.h"
18         (df_simulate_find_uses): New static function.
19         (MEMREF_NORMAL, MEMREF_VOLATILE): New macros.
20         (find_memory, find_memory_store): New static functions.
21         (can_move_insns_across): New function.
22         * Makefile.in (df-problems.o): Update dependencies.
23
24 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
25
26         * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
27         (DBX_REGISTER_NUMBER): Undefine.
28         * config/xtensa/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
29         (DBX_REGISTER_NUMBER): Undefine.
30         * config.gcc (xtensa*-*-elf*, xtensa*-*-linux*): Don't use svr4.h.
31
32 2010-12-13  Jack Howarth <howarth@bromo.med.uc.edu>
33             Joseph Myers <joseph@codesourcery.com>
34
35         PR bootstrap/46650
36         * system.h: Include cstring for cxx bootstrap.
37
38 2010-12-13  Jakub Jelinek  <jakub@redhat.com>
39
40         PR lto/46879
41         * lto-streamer-out.c (output_gimple_stmt): Never replace first
42         GIMPLE_DEBUG argument with MEM_REF.
43
44         PR debug/46867
45         * var-tracking.c (emitted_notes, string_pointer_flags): Removed.
46         (emit_note_insn_var_location): Remove ENABLE_RTL_CHECKING verification.
47         (vt_emit_notes): Don't initialize and destroy emitted_notes.
48
49 2010-12-13  Jan Hubicka  <jh@suse.cz>
50
51         PR middle-end/45388
52         * ipa.c (cgraph_build_static_cdtor_1): Break out from ... ; add FINAL parameter.
53         (cgraph_build_static_cdtor): ... here.
54         (build_cdtor): Use cgraph_build_static_cdtor_1.
55
56 2010-12-13  Nathan Froyd  <froydnj@codesourcery.com>
57
58         PR target/46040
59         * config.gcc (arm*-*-linux-*eabi): Use bpabi-lib.h.
60         (arm*-*-uclinux*eabi, arm*-*-eabi*): Likewise.
61
62 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
63
64         * config/v850/v850.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
65         WCHAR_TYPE_SIZE): Define.
66         * config.gcc (v850e1-*-*, v850e-*-*, v850-*-*): Don't use svr4.h.
67
68 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
69
70         * config.gcc (s390-*-linux*, s390x-*-linux*, s390x-ibm-tpf*):
71         Don't use svr4.h.
72
73 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
74
75         * config/mn10300/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
76         WCHAR_TYPE_SIZE): Undefine.
77         * config/mn10300/mn10300.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
78         WCHAR_TYPE_SIZE): Define.
79         * config.gcc (mn10300-*-*): Don't use svr4.h.
80
81 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
82
83         * config/m68k/linux.h (DBX_REGISTER_NUMBER): Undefine and
84         redefine.
85         (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
86         * config.gcc (m68k-*-uclinux*, m68k-*-linux*): Don't use svr4.h.
87
88 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
89
90         PR debug/46576
91         * jump.c (mark_all_labels): Skip debug insns.
92
93 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
94
95         PR debug/46782
96         * cfgcleanup.c (try_forward_edges): Skip debug insns.
97
98 2010-12-12  Jan Hubicka  <jh@suse.cz>
99             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
100
101         * varasm.c (default_function_section): Check flag_reorder_functions
102         and targetm.have_named_sections.
103         * config/darwin.c (darwin_function_section): Check
104         flag_reorder_functions.
105
106 2010-12-12  Finn Thain  <fthain@telegraphics.com.au>
107
108         PR target/46179
109         * config/m68k/m68k.c (handle_move_double): Insert calls to
110         m68k_final_prescan_insn to clean up @TLS operand syntax.
111
112 2010-12-10  Sebastian Pop  <sebastian.pop@amd.com>
113
114         PR tree-optimization/43023
115         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
116         Removed.
117         (stores_zero_from_loop): Call stmt_stores_zero.
118         * tree-data-ref.h (stmt_stores_zero): New.
119         * tree-loop-distribution.c (generate_memset_zero): Do not return a
120         boolean.  Call gcc_assert on stride_of_unit_type_p.
121         (generate_builtin): Call stmt_stores_zero.
122         (rdg_flag_all_uses): Removed.
123         (rdg_flag_similar_memory_accesses): Removed.
124         (build_rdg_partition_for_component): Removed parameter
125         other_stores.  Removed call to rdg_flag_similar_memory_accesses.
126         (can_generate_builtin): New.
127         (similar_memory_accesses): New.
128         (fuse_partitions_with_similar_memory_accesses): New.
129         (rdg_build_partitions): Call
130         fuse_partitions_with_similar_memory_accesses.
131
132 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
133
134         PR rtl-optimization/46804
135         * regmove.c (optimize_reg_copy_3): Look for REG_EQUAL note
136         on the setter of src_reg rather than on insn.  If it is
137         equal to the setter's original SET_SRC, replace it with its
138         zero or sign extension instead of dropping it.
139
140 2010-12-10  Richard Guenther  <rguenther@suse.de>
141
142         PR lto/46808
143         * lto-symtab.c (lto_symtab_merge_decls_2): Avoid type warnings
144         after errors.
145         (lto_symtab_merge_decls_1): Adjust.
146
147 2010-12-10  Dave Korn  <dave.korn.cygwin@gmail.com>
148
149         PR middle-end/46674
150         PR lto/43157
151         * target.def (mangle_assembler_name): New target asm_out hook.
152         * targhooks.c (default_mangle_assembler_name): Add default hook
153         implementation.
154         * targhooks.h (default_mangle_assembler_name): Add prototype.
155         * lto-symtab.c (lto_symtab_register_decl): Use new hook when
156         processing DECL_ASSEMBLER_NAMEs for lto symtabs.
157         (lto_symtab_get_resolution): Likewise.
158         (lto_cgraph_replace_node): Likewise.
159         (lto_symtab_prevailing_decl): Likewise.
160         * lto-streamer-out.c (write_symbol): Likewise.
161         * doc/tm.texi.in (TARGET_MANGLE_ASSEMBLER_NAME): Add @hook directive.
162         * doc/tm.texi: Regenerate.
163         * config/i386/cygming.h (TARGET_MANGLE_ASSEMBLER_NAME): Define to
164         point at i386_pe_mangle_assembler_name.
165         * config/i386/winnt.c (i386_pe_mangle_assembler_name): New function.
166         * config/i386/i386-protos.h (i386_pe_mangle_assembler_name): Add
167         prototype.
168
169 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
170
171         * c-typeck.c (readonly_error): Delete.
172
173 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
174
175         PR rtl-optimization/46865
176         * rtl.c (rtx_equal_p_cb, rtx_equal_p): For last operand of
177         ASM_OPERANDS and ASM_INPUT if integers are different,
178         call locator_eq.
179         * jump.c (rtx_renumbered_equal_p): Likewise.
180
181         PR tree-optimization/46864
182         * tree-ssa-loop-im.c (loop_suitable_for_sm): Return false even
183         when there are EDGE_EH exit edges.
184
185 2010-12-10  Tobias Burnus  <burnus@net-b.de>
186
187         PR fortran/46540
188         * configure.ac: Handle --disable-libquadmath-support.
189         * doc/install.texi: Document --disable-libquadmath and
190         --disable-libquadmath-support
191         * configure: Regenerate.
192         * config.in: Regenerate.
193
194 2010-12-10  Jack Howarth  <howarth@bromo.med.uc.edu>
195             Iain Sandoe  <iains@gcc.gnu.org>
196
197         PR 43751/target
198         * config/darwin9.h (DSYMUTIL_SPEC): Add fortran source types.
199
200 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
201
202         * config/rs6000/rs6000.c
203         (rs6000_darwin64_record_arg_advance_recurse): Name register increment
204         explicitly.  (rs6000_darwin64_record_arg_recurse): Make sure we split
205         long doubles when we run out of regs.   Also flag that this requires
206         stack and therefore cannot be returned by value.
207         (rs6000_darwin64_record_arg): Update comment.
208         (rs6000_function_value): Likewise.
209
210 2010-12-10  Nicola Pero  <nicola.pero@meta-innovation.com>
211
212         * c-parser.c (c_parser_objc_class_definition): Recognize
213         Objective-C 2.0 class extensions.
214
215 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
216
217         * config/darwin.c: Remove c-tree.h and c-lang.h
218         * config/t-darwin: Remove dependencies on c-tree.h and c-lang.h.
219
220 2010-12-10  Joern Rennecke  <amylaar@spamcop.net>
221
222         PR target/46881
223         * doc/tm.texi: Regenerate.
224         * target.def: Fix "preferred" spelling.  Refer to rclass by its
225         exact name.
226         * config/arm/arm.c (arm_preferred_rename_class): Rename parameter class
227         to rclass.
228
229 2010-12-09  Paul Koning  <ni1d@arrl.net>
230
231         * config/pdp11/pdp11-protos.h (output_move_double,
232         output_move_quad): Delete.
233         (output_move_multiple, pdp11_expand_operands): New functions.
234         (pdp11_action, pdp11_partorder): New enums.
235         * config/pdp11/pdp11.md (movdi, movsi, movdf, movsf): Use
236         output_move_multiple.
237         (adddi3, subdi3, negdi2): New patterns.
238         (addsi3, subsi3, negsi2): Use pdp11_expand_operands.
239         (abshi2): Delete.
240         (neghi2, negqi2): Use PDPint iterator.
241         * config/pdp11/pdp11.c (find_addr_reg, output_move_double,
242         output_move_quad): Delete.
243         (pdp11_expand_operands, output_move_multiple): New functions.
244
245 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
246
247         * config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
248         * config.gcc (vax-*-linux*): Don't use svr4.h.
249
250 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
251
252         * c-typeck.c (build_indirect_ref): Call invalid_indirection_error.
253
254 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
255
256         * doc/extend.texi (Attribute Syntax): Correct description of
257         attributes in pointer declarators.
258
259 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
260
261         * config/mips/vxworks.h (DBX_REGISTER_NUMBER): Undefine.
262         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux*,
263         mips*-*-linux*, mips-wrs-vxworks): Don't use svr4.h.
264
265 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
266
267         * config/mep/mep.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
268         WCHAR_TYPE_SIZE): Define.
269         * config.gcc (mep-*-*): Don't use svr4.h.
270
271 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
272
273         * config/mcore/mcore.h (PTRDIFF_TYPE, WCHAR_TYPE,
274         WCHAR_TYPE_SIZE): Define.
275         * config/svr3.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
276         WCHAR_TYPE_SIZE): Don't define.
277         * config.gcc (mcore-*-elf): Don't use svr4.h.
278
279 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
280
281         * config.gcc (m32r-*-elf*, m32rle-*-elf*, m32r-*-rtems*,
282         m32r-*-linux*, m32rle-*-linux*): Don't use svr4.h.
283
284 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
285
286         * config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
287         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
288         * config.gcc (iq2000*-*-elf*): Don't use svr4.h.
289
290 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
291
292         * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
293
294 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
295
296         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
297         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use
298         svr4.h.
299
300 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
301
302         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
303         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
304         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
305         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
306         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
307
308 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
309
310         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
311         WCHAR_TYPE_SIZE): Define.
312         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
313
314 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
315
316         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
317         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
318         * config.gcc (fr30-*-elf): Don't use svr4.h.
319
320 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
321
322         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
323         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
324
325 2010-12-09  Richard Guenther  <rguenther@suse.de>
326
327         PR middle-end/46844
328         * gimple-fold.c (canonicalize_constructor_val): Canonicalize
329         addresses.
330
331 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
332
333         * config/i386/netware.h (TARGET_POSIX_IO): Define.
334         * config/i386/nto.h (TARGET_POSIX_IO): Define.
335         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
336         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
337         * config/openbsd.h (TARGET_POSIX_IO): Define.
338         * config/rtems.h (TARGET_POSIX_IO): Define.
339         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
340         * config/sol2.h (TARGET_POSIX_IO): Define.
341         * config/svr4.h (TARGET_POSIX_IO): Don't define.
342         * config/vxworksae.h (TARGET_POSIX_IO): Define.
343
344 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
345
346         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
347         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
348         Define.
349         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
350         undefine.
351         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
352         undefine.
353         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
354         Don't undefine.
355         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
356         Don't undefine.
357         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
358         Don't undefine.
359         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
360         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
361         Don't undefine.
362         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
363         Don't undefine.
364         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
365         Don't undefine.
366         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
367         define.
368         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
369         undefine.
370
371 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
372
373         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
374         non-GNU assembler.
375         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT):
376         Remove.
377         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
378         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
379         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
380         non-GNU assembler.
381         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
382         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
383
384 2010-12-09  Martin Jambor  <mjambor@suse.cz>
385
386         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
387         zero is the first phi parameter.
388
389 2010-12-09  Martin Jambor  <mjambor@suse.cz>
390
391         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
392         * ipa-prop.c (ipa_modify_call_arguments): Use it.
393         * tree-sra.c (splice_param_accesses): Test that all accesses have the
394         same alias reference type.
395         (turn_representatives_into_adjustments): Set alias_ptr_type of the
396         adjustment.
397
398 2010-12-09  Martin Jambor  <mjambor@suse.cz>
399
400         PR middle-end/46734
401         * tree-sra.c (splice_param_accesses): Check that there are not
402         multiple ADDRESSABLE types.
403
404 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
405
406         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
407         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
408         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
409         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
410         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
411         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
412         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
413         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
414         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
415         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
416         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
417         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
418         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
419         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
420         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
421         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
422         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
423         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
424         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
425         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
426         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
427         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
428         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
429         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
430         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
431
432 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
433
434         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
435         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
436         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not
437         %{r*:}.
438         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not
439         %{r*:}.
440         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
441         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
442
443 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
444
445         * config/alpha/freebsd.h (LINK_SPEC): Don't use
446         %{!dynamic-linker:}.
447         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
448         * config/arm/freebsd.h (LINK_SPEC): Likewise.
449         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
450         * config/bfin/linux.h (LINK_SPEC): Likewise.
451         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
452         * config/frv/linux.h (LINK_SPEC): Likewise.
453         * config/i386/freebsd.h (LINK_SPEC): Likewise.
454         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
455         * config/i386/linux.h (LINK_SPEC): Likewise.
456         * config/i386/linux64.h (LINK_SPEC): Likewise.
457         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
458         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
459         * config/ia64/linux.h (LINK_SPEC): Likewise.
460         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
461         * config/m32r/linux.h (LINK_SPEC): Likewise.
462         * config/m68k/linux.h (LINK_SPEC): Likewise.
463         * config/microblaze/linux.h (LINK_SPEC): Likewise.
464         * config/mips/linux.h (LINK_SPEC): Likewise.
465         * config/mips/linux64.h (LINK_SPEC): Likewise.
466         * config/mips/openbsd.h (LINK_SPEC): Likewise.
467         * config/mn10300/linux.h (LINK_SPEC): Likewise.
468         * config/netbsd-elf.h (LINK_SPEC): Likewise.
469         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
470         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
471         LINK_OS_LINUX_SPEC64): Likewise.
472         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
473         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC):
474         Likewise.
475         * config/s390/linux.h (LINK_SPEC): Likewise.
476         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
477         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
478         * config/sparc/linux.h (LINK_SPEC): Likewise.
479         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
480         LINK_SPEC): Likewise.
481         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
482         * config/vax/linux.h (LINK_SPEC): Likewise.
483         * config/xtensa/linux.h (LINK_SPEC): Likewise.
484
485 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
486
487         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
488         * config/frv/frv.h (ASM_SPEC): Likewise.
489         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
490         * config/i386/sol2.h (ASM_SPEC): Likewise.
491         * config/m68k/linux.h (ASM_SPEC): Likewise.
492         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
493         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
494         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
495         * config/sol2.h (ASM_SPEC): Likewise.
496         * config/sparc/linux.h (ASM_SPEC): Likewise.
497         * config/sparc/linux64.h (ASM_SPEC): Likewise.
498         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
499         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
500         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
501
502 2010-12-09  Richard Guenther  <rguenther@suse.de>
503
504         * reginfo.c (struct subregs_of_mode_node): Remove.
505         (subregs_of_mode): Likewise.
506         (som_hash): Likewise.
507         (som_eq): Likewise.
508         (invalid_mode_changes): New bitmap.
509         (record_subregs_of_mode): Get subregs_of_mode argument.
510         Fill in invalid_mode_changes bitmap.
511         (find_subregs_of_mode): Get subregs_of_mode argument and pass
512         it through.
513         (init_subregs_of_mode): Adjust.
514         (finish_subregs_of_mode): Likewise.
515         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
516
517 2010-12-09  Richard Guenther  <rguenther@suse.de>
518
519         * ira.c (ira): Do not call finish_subregs_of_mode.
520         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
521
522 2010-12-09  Richard Guenther  <rguenther@suse.de>
523
524         * rtl.h (invalid_mode_change_p): Adjust prototype.
525         * reginfo.c (invalid_mode_change_p): Remove from argument.
526         * ira-costs.c (print_allocno_costs): Adjust callers.
527         (find_costs_and_classes): Likewise.
528
529 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
530
531         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
532         locg and stocg even in comment.
533         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
534
535         PR target/41082
536         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
537         instead of stve*x.
538         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
539         of operand 0.
540         * config/rs6000/altivec.md (VI_scalar): New mode attr.
541         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
542         vector mode for operand 0, put operand 1 into UNSPEC.
543
544 2010-12-09  Yao Qi  <yao@codesourcery.com>
545
546         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
547         PREFERRED_RENAME_CLASS.
548
549 2010-12-08  Ian Lance Taylor  <iant@google.com>
550
551         * doc/sourcebuild.texi (Front End): Remove reference to
552         snapshot-README and snapshot-index.html.
553
554 2010-12-08  Ian Lance Taylor  <iant@google.com>
555
556         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
557         to update_web_docs_svn.
558         (Front End): Likewise.
559
560 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
561
562         gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
563         x86_64-*-darwin* to with_cpu:-core2.
564         gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
565         with movd for darwin assembler.
566         gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
567         (*vec_concatv2di_rex64_sse): Ditto.
568
569 2010-12-08  Richard Guenther  <rguenther@suse.de>
570             Sebastian Pop  <sebastian.pop@amd.com>
571
572         PR tree-optimization/45230
573         PR tree-optimization/45231
574         PR tree-optimization/45370
575         * sese.c (rename_uses): Returns a bool.  Call
576         recompute_tree_invariant_for_addr_expr only on the RHS of a
577         GIMPLE_ASSIGN.
578         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
579         rename_uses returns true.
580         * tree-ssa-copy.c (replace_exp): Add a comment about calling
581         fold_stmt_inplace after replace_exp.
582
583 2010-12-08  Mike Stump  <mikestump@comcast.net>
584
585         PR debug/46749
586         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
587         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
588         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
589         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
590         * collect2.c (post_ld_pass): Add.
591         (process_args): Add.
592         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
593         (main): Likewise.  Call process_args.
594
595 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
596
597         PR middle-end/46844
598         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
599         parameter.
600
601 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
602
603         PR target/46631
604         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
605         into a 16-bit instruction.
606
607 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
608
609         PR middle-end/42694
610         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
611         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
612         instruction, but do optimize if y is 0.5 or 1./3. since that
613         changes an expensive call into a cheaper one.
614
615 2010-12-08  Richard Guenther  <rguenther@suse.de>
616
617         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
618         instead of a division to divide by BITS_PER_UNIT.
619
620 2010-12-08  Richard Guenther  <rguenther@suse.de>
621
622         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
623         when checking is enabled.
624
625 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
626
627         PR target/43603
628         * haifa-sched.c (sched_create_recovery_edges): Update
629         dominator info.
630         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
631         after deleting an empty block.
632         (tidy_control_flow): Also verify dominators.
633         (sel_remove_bb): Update dominator info after removing a block.
634         (sel_redirect_edge_and_branch_force): Assert that no unreachable
635         blocks will be created. Update dominator info.
636         (sel_redirect_edge_and_branch): Update dominator info when
637         basic blocks do not become unreachable.
638         (sel_remove_loop_preheader): Update dominator info.
639
640 2010-12-07  Richard Guenther  <rguenther@suse.de>
641
642         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
643         Reset alignment information.
644         (bump_vector_ptr): Likewise.
645
646 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
647
648         PR middle-end/46671
649         PR target/46685
650         * config/pa/pa.c (pa_function_section): New function.
651         (TARGET_ASM_FUNCTION_SECTION): Define.
652
653 2010-12-07  Ian Lance Taylor  <iant@google.com>
654             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
655
656         PR bootstrap/46810
657         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
658         preprocessor.
659         * configure: Rebuild.
660
661 2010-12-07  Paul Koning  <ni1d@arrl.net>
662
663         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
664         values with sign rather than as unsigned.
665
666 2010-12-07  Paul Koning  <ni1d@arrl.net>
667
668         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
669         (pdp11_function_section): New function.
670
671 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
672
673         * config/mcore/mcore.c Don't include assert.h.
674         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
675         * config/spu/spu.c: Don't include assert.h.
676         (spu_sms_res_mii): Use gcc_assert.
677
678 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
679
680         PR tree-optimization/42327
681         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
682         instead of using integer_minus_one_node.
683
684 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
685
686         PR c++/45330
687         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
688         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
689
690 2010-12-07  Richard Guenther  <rguenther@suse.de>
691
692         PR tree-optimization/46832
693         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
694         that the call has a lhs.
695
696 2010-12-07  Yao Qi  <yao@codesourcery.com>
697
698         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
699         * regrename.c (struct du_head): Add new element length.
700         (sort_du_head, get_element, merge, merge_sort_comparison):
701         New functions of merge sort implementation to du_head list.
702         (regrename_optimize): Sort du_head linked list by length.
703         Iterate registers in a preferred-register-first order.
704         Move some code to ...
705         (check_new_reg_p): here.  New function.
706         (create_new_chain):  Initialize length.
707         (scan_rtx_reg): Increase length for non-debug insns.
708         * target.def: New hook preferred_rename_class.
709         * targhook.c (default_preferred_rename_class): New.
710         * targhook.h: Declare it.
711         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
712         * doc/tm.texi: Regenerate.
713
714 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
715
716         PR debug/46799
717         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
718         instead of BUILTINS_LOCATION.
719         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
720         BUILTINS_LOCATION.
721         (create_parallel_loop): Add LOC argument, use it for OMP clauses
722         and GIMPLE_*OMP* statements.
723         (gen_parallel_loop): Determine locus for the parallel loop, pass it
724         to create_loop_fn and create_parallel_loop.
725         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
726         set_curr_insn_source_location (UNKNOWN_LOCATION).
727
728 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
729             Richard Guenther  <rguenther@suse.de>
730
731         PR target/46737
732         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
733         (bfin_reorder_loops): Change type of index to intptr_t.
734
735 2010-12-07  Richard Guenther  <rguenther@suse.de>
736
737         PR tree-optimization/46726
738         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
739
740 2010-12-07  Richard Guenther  <rguenther@suse.de>
741
742         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
743         virtual operands.
744
745 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
746
747         * c-parser.c (c_parser_typeof_specifier): Removed special
748         treatment of objc_volatilized attribute for Objective-C.
749
750 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
751
752         * ira.c (update_equiv_regs): Prohibit move insns if
753         pressure-sensitive scheduling was done.
754
755 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
756
757         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
758         of c_process_expr_stmt() for the iterating and collection
759         expressions of an Objective-C fast enumeration loop.
760
761 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
762
763         PR debug/45997
764         * dwarf2out.c (modified_type_die): If both is_const_type and
765         is_volatile_type is set, start with DW_TAG_const_type or
766         DW_TAG_volatile_type depending on where we get qualified type
767         in the recursive call.
768
769         PR target/43897
770         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
771         as a store into that register.
772
773         PR tree-optimization/46528
774         PR debug/46338
775         * profile.c (branch_prob): Make sure last is never set to a debug
776         stmt.
777
778         PR debug/46771
779         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
780         on DEBUG_INSNs.
781
782         PR rtl-optimization/46777
783         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
784         also barrier after tablejump.
785
786 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
787             Richard Henderson  <rth@redhat.com>
788
789         PR target/46740
790         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
791
792 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
793
794         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
795         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
796
797 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
798
799         PR target/46735
800         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
801         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
802         (int12_operand, int_2word_operand, uint16_operand): Likewise.
803         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
804         (uint5_operand, uint4_operand): Likewise.
805         * config/frv/frv.h (IN_RANGE_P): Delete.
806         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
807         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
808         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
809         (CONST_OK_FOR_P): Likewise.
810         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
811         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
812         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
813         (*movsicc_internal2_float, casesi): Likewise.
814         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
815         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
816         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
817         (frv_split_cond_move, frv_rtx_costs): Likewise.
818
819         PR target/46739
820         * config/mmix/mmix.c (mmix_intval): Split shift count.
821
822 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
823
824         * config/i386/i386.c (m_COREI7): New.
825         (initial_ix86_tune_features): Turn on
826         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
827         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
828
829 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
830
831         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
832
833         * config/i386/driver-i386.c (host_detect_local_cpu): Support
834         Sandy Bridge.
835
836         * config/i386/i386.c (override_options): Handle "corei7-avx".
837
838         * doc/invoke.texi: Document corei7-avx.
839
840 2010-12-06  Richard Guenther  <rguenther@suse.de>
841
842         PR tree-optimization/46806
843         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
844         coalesce different types.
845
846 2010-12-06  Richard Guenther  <rguenther@suse.de>
847
848         PR tree-optimization/46785
849         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
850         call statements as operand definition.
851
852 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
853
854         * doc/tm.texi.in: Fix typo.
855         * doc/tm.texi: Regenerate.
856
857 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
858
859         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
860         last change.
861
862 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
863
864         * c-family/c-common.h: Removed the declarations of all the objc_
865         callbacks, and moved them into c-objc.h.  Removed
866         objc_ivar_visibility_kind and moved it into c-objc.h.
867         * c-family/c-objc.h: New file.
868         * c-family/c-common.c: Include c-objc.h.
869         * c-family/c-format.c: Same change.
870         * c-family/stub-objc.c: Same change.
871         * c-decl.c: Include c-family/c-objc.h.
872         * c-parser.c: Same change.
873         * c-typeck.c: Same change.
874         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
875         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
876         (c-parser.o): same change.
877         (c-typeck.o): Same change.
878         (c-family/c-format.o): Same change.
879         (c-family/stub-objc.o): Same change.
880         (c-family/c-common.o): Same change.
881         (PLUGIN_HEADERS): Added c-family/c-objc.h.
882
883 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
884
885         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
886         --with-dwarf2 option.
887
888 2010-12-03  Jan Hubicka  <jh@suse.cz>
889
890         * lto-streamer-in.c (input_cfg): Fix pasto.
891
892 2010-12-03  Jan Hubicka  <jh@suse.cz>
893
894         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
895         and functions with user asm defined names.
896         (varpool_externally_visible_p): Do not localize vars with user
897         asm defined names.
898
899 2010-12-03  Jan Hubicka  <jh@suse.cz>
900
901         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
902         to prevent mangling with lto frontend.
903
904 2010-12-03  Jan Hubicka  <jh@suse.cz>
905
906         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
907         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
908
909 2010-12-03  Jan Hubicka  <jh@suse.cz>
910
911         PR tree-optimization/46760
912         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
913         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
914         * lto-cgraph.c (lto_output_edge): Fix assert.
915         (lto_output_node): Output count_materialization_scale.
916         (output_profile_summary): Output only runs and sum_max.
917         (input_node): Input count_materialization_scale.
918         (input_profile_summary): Read data into file specific gcov summary.
919         (merge_profile_summaries): New function.
920         (input_cgraph): Update call of input_profile_summary;
921         call merge_profile_summaries.
922         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
923         rescale counts at read in.
924         (intput_bb): Likewise.
925         (input_function): Update call of input_bb.
926         (lto_read_body): Update call of input_cfg.
927         * lto-streamer.h: Inlclude gcov-io.h
928         (lto_file_decl_data): Add gcov_ctr_summary.
929
930 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
931
932         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
933         (Cond Exec Macros): ... to this.
934         * doc/tm.texi: Regenerate.
935
936 2010-12-03  Jason Merrill  <jason@redhat.com>
937
938         PR debug/46123
939         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
940         a declaration DIE.
941
942 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
943
944         * config/arm/arm.c (arm_legitimate_index_p): Split
945         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
946         slightly larger constants in the latter case.
947         (thumb2_legitimate_index_p): Likewise.
948
949 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
950
951         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
952         * gcc.c (cc1_options): Add %{Qy:}.
953
954 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
955
956         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
957         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
958         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
959
960 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
961
962         PR rtl-optimization/45354
963         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
964         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
965         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
966         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
967
968 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
969
970         * basic-block.h (struct edge_prediction): Remove forward
971         declaration.
972         * tree-flow.h (struct edge_prediction): Move from here...
973         * predict.c (struct edge_prediction): ...to here.
974         * cselib.h (struct elt_list): Move from here...
975         * cselib.c (struct elt_list): ...to here.
976
977 2010-12-02  Ian Lance Taylor  <iant@google.com>
978
979         * gcc.c (default_compilers): Add entry for ".go".
980         * common.opt: Add -static-libgo as a driver option.
981         * doc/install.texi (Configuration): Mention libgo as an option for
982         --enable-shared.  Mention go as an option for --enable-languages.
983         * doc/invoke.texi (Overall Options): Mention .go as a file name
984         suffix.  Mention go as a -x option.
985         * doc/frontends.texi (G++ and GCC): Mention Go as a supported
986         language.
987         * doc/sourcebuild.texi (Top Level): Mention libgo.
988         * doc/standards.texi (Standards): Add section on Go language.
989         Move references for other languages into their own section.
990         * doc/contrib.texi (Contributors): Mention that I contributed the
991         Go frontend.
992
993 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
994
995         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
996         (const_call_expr_arg_iterator_d): Likewise.
997         (expanded_location): Likewise.
998         * c-tree.h (struct c_arg_tag_d): Likewise.
999         * dwarf2out.c (struct cfa_loc): Likewise.
1000         (struct skeleton_chain_struct): Likewise.
1001         * except.c (struct ttypes_filter): Likewise.
1002         * cselib.h (struct cselib_val_struct): Likewise.
1003         (elt_loc_list): Likewise.
1004         (elt_list): Likewise.
1005         * varasm.c (struct addr_const): Likewise.
1006         * tree-flow.h (struct edge_prediction): Likewise.
1007         (struct int_tree_map): Likewise.
1008         (struct _edge_var_map): Likewise.
1009
1010 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
1011
1012         PR target/46768
1013         * config/i386/i386.c (initial_ix86_tune_features): Turn on
1014         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
1015
1016 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
1017
1018         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
1019
1020 2010-12-02  Ian Lance Taylor  <iant@google.com>
1021
1022         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
1023         header files unordered_map, tr1/unordered_map, and ext/hash_map.
1024         * configure, config.in: Rebuild.
1025
1026 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
1027
1028         PR target/46685
1029         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
1030         (sparc_expand_move): Call it to decide whether to emit the special
1031         mov{si,di}_pic_label_ref patterns.
1032         (sparc_legitimize_pic_address): Call it to decide whether to emit
1033         the regular PIC sequence for labels.  Fix long line.
1034         (sparc_file_end): Set is_thunk for the PIC helper.
1035
1036 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
1037
1038         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
1039         for a non-shared type.
1040
1041 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
1042
1043         PR middle-end/45297
1044         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
1045         with MEM_REFs as POINTER_PLUS_EXPR.
1046
1047 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1048
1049         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
1050         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
1051         mentioning /lib/elf.
1052
1053 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1054
1055         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
1056         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
1057         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
1058         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
1059         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
1060         * config/sol2.h (LINK_SPEC): Remove %{b}.
1061         * config/svr4.h (LINK_SPEC): Remove %{b}.
1062
1063 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1064
1065         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
1066         * config/i386/linux.h (LINK_SPEC): Cut long comment.
1067         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
1068         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
1069         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
1070         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
1071         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
1072         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
1073         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
1074         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and
1075         %{v:%{!V:-V}}.
1076
1077 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1078
1079         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
1080         -ftraditional.
1081
1082 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
1083
1084         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
1085         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
1086         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
1087         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
1088         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
1089         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
1090         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
1091         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
1092         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
1093         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
1094         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
1095         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
1096         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
1097         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
1098         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
1099         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
1100         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
1101         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
1102
1103 2010-12-02  Paul Koning  <ni1d@arrl.net>
1104
1105         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
1106         opcodes if CC_NO_OVERFLOW is set.
1107         (notice_update_cc_on_set): Correct setting of CC0 as a side
1108         effect; set CC_NO_OVERFLOW for cases where C flag is not
1109         meaningful.
1110
1111 2010-12-02  Ian Lance Taylor  <iant@google.com>
1112
1113         * doc/install.texi (Configuration): Update default for
1114         --with-boot-ldflags.
1115
1116 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
1117
1118         PR c/45062
1119         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
1120         !funcdef_flag.
1121
1122 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
1123
1124         PR tree-optimization/45199
1125         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
1126         (stores_zero_from_loop): Call
1127         mem_write_stride_of_same_size_as_unit_type_p.
1128         * tree-data-ref.h (stride_of_unit_type_p): New.
1129         * tree-loop-distribution.c (generate_memset_zero): Simplified.
1130         Call stride_of_unit_type_p.
1131         (build_rdg_partition_for_component): Do not call
1132         rdg_flag_similar_memory_accesses when
1133         flag_tree_loop_distribute_patterns is set.
1134
1135 2010-12-02  Richard Guenther  <rguenther@suse.de>
1136
1137         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
1138         sign-changing conversions for induction detection.
1139
1140 2010-12-02  Richard Guenther  <rguenther@suse.de>
1141
1142         PR tree-optimization/46723
1143         * tree-vect-loop.c (get_initial_def_for_induction): Strip
1144         conversions from the induction evolution and apply it to
1145         the result instead.
1146         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
1147         assigns for induction defs.
1148
1149 2010-12-02  Richard Guenther  <rguenther@suse.de>
1150
1151         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
1152         the case we need to split the edge and not the block.
1153
1154 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
1155
1156         DFA model for Core 2 and Core i7 scheduling.
1157
1158         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
1159         * config/i386/i386.c (ix86_option_override_internal): Update entries
1160         for Core 2 and Core i7.
1161         (ix86_issue_rate): Set issue rate to 3 [be realistic].
1162         * config/i386/i386.md: Include "core2.md".
1163         (define_attr cpu): Add "corei7".
1164
1165 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
1166
1167         Define tuning for Core 2 and Core i7.
1168
1169         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
1170         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
1171         (m_CORE2): Replace with m_CORE2_{32,64}.
1172         (m_CORE2I7{,_32,_64}): New macros.
1173         (m_GENERIC32, m_GENERIC64): Update.
1174         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
1175         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
1176         set m_CORE2I7_64 iff m_GENERIC64.
1177         (processor_target_table): Use generic costs for Core 2 and Core i7.
1178         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
1179         (ix86_issue_rate): Remove entry for Core 2.
1180         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
1181         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
1182         (TARGET_CORE2): Update.
1183         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
1184         (PROCESSOR_CORE2): Remove.
1185
1186 2010-12-02  Richard Guenther  <rguenther@suse.de>
1187
1188         * lto-streamer.h (LTO_major_version): Bump to 2.
1189
1190 2010-12-02  Richard Guenther  <rguenther@suse.de>
1191
1192         PR lto/44871
1193         * gimple.c (canonical_type_hash_cache): New hashtable.
1194         (gimple_type_hash): Make a wrapper around ...
1195         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
1196         (gimple_canonical_type_hash): Likewise.
1197         (gtc_visit): Take a gtc_mode argument.
1198         (gimple_types_compatible_p_1): Likewise. Do not compare struct
1199         tag names or field names when computing canonical types.
1200         (gimple_types_compatible_p): Adjust.
1201         (visit): Take a gtc_mode argument.
1202         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
1203         names or field names when computing hashes of canonical types.
1204         (gimple_register_canonical_type): Use gimple_canonical_type_hash
1205         for the hash.
1206         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
1207         (free_gimple_type_tables): Free canonical_type_hash_cache.
1208
1209 2010-12-02  Richard Guenther  <rguenther@suse.de>
1210             Ira Rosen  <irar@il.ibm.com>
1211
1212         PR tree-optimization/46663
1213         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
1214         FUNCTION_DECL exists and that it's a builtin.
1215
1216 2010-12-02  Jie Zhang  <jie@codesourcery.com>
1217
1218         PR middle-end/46674
1219         * varasm.c (compute_visible_aliases): Handle user set
1220         assembler name.
1221
1222 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
1223
1224         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
1225         thinko regarding setting -mno-<xxx> debug switches.
1226         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
1227
1228 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1229
1230         * intl.c: Don't include tm.h.
1231         * Makefile.in (intl.o): Don't depend on $(TM_H).
1232
1233 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1234
1235         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
1236         unused warning.
1237         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1238
1239 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1240
1241         * graphite-sese-to-poly.c (analyze_drs): Removed.
1242         (build_scop_drs): Do not call analyze_drs.
1243         (analyze_drs_in_stmts): New.
1244         (insert_stmts): New.
1245         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
1246         (insert_out_of_ssa_copy_on_edge): Same.
1247         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
1248         (rewrite_phi_out_of_ssa): Same.
1249         (rewrite_cross_bb_scalar_dependence): Same.
1250         (split_reduction_stmt): Move data references in the new basic blocks.
1251         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
1252
1253 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1254
1255         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
1256
1257 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1258
1259         PR middle-end/45297
1260         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
1261         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
1262         * graphite-poly.h (new_poly_bb): Update declaration.
1263         (gbb_from_bb): Moved here...
1264         (pbb_from_bb): New.
1265         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
1266         Removed.
1267         (graphite_stmt_p): Removed.
1268         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
1269         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
1270         new_poly_bb.
1271         (build_scop_bbs_1): Do not pass in sbitmap reductions.
1272         (build_scop_bbs): Same.
1273         (gbb_from_bb): ... from here.
1274         (add_conditions_to_constraints): Moved up.
1275         (analyze_drs): New.
1276         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
1277         not contain data references.
1278         (new_pbb_from_pbb): New.
1279         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
1280         block is split.
1281         (rewrite_close_phi_out_of_ssa): Update call to
1282         insert_out_of_ssa_copy_on_edge.
1283         (rewrite_reductions_out_of_ssa): Now static.
1284         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1285         (split_pbb): New.
1286         (split_reduction_stmt): Call split_pbb.
1287         (translate_scalar_reduction_to_array): Pass in the scop, do not
1288         pass in the sbitmap reductions.
1289         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
1290         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
1291         (rewrite_commutative_reductions_out_of_ssa): Same.
1292         (build_poly_scop): Call build_scop_bbs,
1293         rewrite_commutative_reductions_out_of_ssa,
1294         rewrite_reductions_out_of_ssa, and
1295         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
1296         before scop_to_lst.
1297         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
1298         Removed declaration.
1299         (rewrite_reductions_out_of_ssa): Same.
1300         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
1301         (build_scop_bbs): Same.
1302         * graphite.c (graphite_transform_loops): Do not initialize reductions.
1303         Do not call build_scop_bbs,
1304         rewrite_commutative_reductions_out_of_ssa,
1305         rewrite_reductions_out_of_ssa, and
1306         rewrite_cross_bb_scalar_deps_out_of_ssa.
1307         * sese.h (struct gimple_bb): Add field pbb.
1308         (GBB_PBB): New.
1309
1310 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1311
1312         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
1313         New.
1314         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
1315         handle_scalar_deps_crossing_scop_limits.
1316         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
1317         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
1318
1319 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1320
1321         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
1322         when replacing a constant in an ADDR_EXPR.
1323
1324 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1325
1326         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
1327         for the stride.
1328         (lst_do_strip_mine): Same.
1329         (scop_do_strip_mine): Same.
1330         * graphite-poly.c (apply_poly_transforms): Update call to
1331         scop_do_strip_mine.
1332         * graphite-poly.h (scop_do_strip_mine): Update declaration.
1333
1334 2010-12-01  Jan Hubicka  <jh@suse.cz>
1335
1336         * tree.c (build_common_builtin_nodes): Do not initialize
1337         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
1338         * builtins.c (expand_builtin_profile_func): Remove.
1339         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
1340         BUILT_IN_PROFILE_FUNC_EXIT.
1341         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
1342         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
1343         * gimplify.c (gimplify_function_tree): Reorganize code calling
1344         profiling functions.
1345
1346 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1347
1348         * opts.c: Expand comment on tm.h include.
1349
1350 2010-12-01  Yao Qi  <yao@codesourcery.com>
1351
1352         * config/arm/predicates.md ("vfp_register_operand"): Return true for
1353         VFP_D0_D7_REGS classes.
1354
1355 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1356
1357         * common.opt (flag_stack_check): New Variable entry.
1358         (fcompare-debug-second): Use Var.
1359         * flags.h (flag_compare_debug, flag_stack_check): Remove.
1360         * opts.c (flag_compare_debug): Remove.
1361         (common_handle_option): Don't handle OPT_fcompare_debug_second.
1362         Set opts->x_flag_stack_check for OPT_fstack_check_.
1363         * toplev.c (flag_stack_check): Remove.
1364
1365 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
1366
1367         * common.opt (main_input_filename, main_input_basename,
1368         main_input_baselength): New Variable entries.  From toplev.c.
1369         * final.c (output_quoted_string): Move from toplev.c.
1370         * output.h (output_quoted_string): Move from toplev.h.
1371         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
1372         access main_input_filename, main_input_baselength and
1373         main_input_basename.
1374         * targhooks.c: Include intl.h and opts.h.
1375         (option_affects_pch_p, default_get_pch_validity): Move from
1376         toplev.c.
1377         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
1378         Move from toplev.h.
1379         * toplev.c (main_input_filename, main_input_basename,
1380         main_input_baselength): Move to common.opt.
1381         (output_quoted_string): Move to final.c.
1382         (warn_deprecated_use): Move to tree.c.
1383         (option_affects_pch_p, default_get_pch_validity,
1384         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
1385         * toplev.h (skip_leading_substring): Move to tree-dump.c.
1386         (warn_deprecated_use): Move to tree.h.
1387         (output_quoted_string): Move to output.h.
1388         (main_input_filename, main_input_basename, main_input_baselength):
1389         Move to common.opt.
1390         (default_get_pch_validity, default_pch_valid_p): Move to
1391         targhooks.c.
1392         * tree-dump.c (skip_leading_substring): Move from toplev.h.
1393         * tree.c (warn_deprecated_use): Move from toplev.c.
1394         * tree.h (warn_deprecated_use): Move from toplev.h.
1395         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
1396         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
1397         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
1398         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
1399         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
1400         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
1401         config/mcore/mcore.c, config/mep/mep.c,
1402         config/microblaze/microblaze.c, config/mips/mips.c,
1403         config/mmix/mmix.c, config/mn10300/mn10300.c,
1404         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
1405         config/picochip/picochip.c, config/s390/s390.c,
1406         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
1407         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
1408         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
1409         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
1410         varasm.c, xcoffout.c: Don't include toplev.h.
1411         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
1412         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
1413         varasm.o, xcoffout.o): Update dependencies.
1414         * config/arm/t-arm (arm.o): Update dependencies.
1415         * config/spu/t-spu-elf (spu.o): Update dependencies.
1416
1417 2010-12-01  Richard Guenther  <rguenther@suse.de>
1418
1419         PR tree-optimization/46730
1420         * value-prof.c (gimple_ic): Always generate a separate merge BB.
1421
1422 2010-11-30  Ian Lance Taylor  <iant@google.com>
1423
1424         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
1425         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
1426         * config/i386/linux64.h (ASM_SPEC): Likewise.
1427         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
1428         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
1429         * config/i386/vxworks.h (ASM_SPEC): Likewise.
1430         * config/i386/x86-64.h (ASM_SPEC): Likewise.
1431         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
1432         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
1433
1434 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
1435
1436         * c-decl.c (finish_function): Call objc_finish_function in
1437         Objective-C.
1438         * c-typeck.c (convert_for_assignment): Do not call
1439         objc_type_quals_match().
1440
1441 2010-11-30  Richard Guenther  <rguenther@suse.de>
1442
1443         PR tree-optimization/46722
1444         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
1445         operands as arguments.
1446         (execute_optimize_widening_mul): Also handle power of two as
1447         multiplication.
1448
1449 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1450
1451         PR middle-end/46709
1452         * cgraphunit.c (process_function_and_variable_attributes): Fix
1453         cut'n'pasteo.
1454
1455 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1456
1457         * hwint.c:  New.  Extracted from toplev.c.
1458         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1459         Move from toplev.h.
1460         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1461         Move to hwint.c.
1462         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
1463         Move to hwint.h.
1464         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
1465         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
1466         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
1467         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
1468         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
1469         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
1470         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
1471         tree-vrp.c: Don't include toplev.h.
1472         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1473         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
1474         toplev.h in generated output.
1475         * Makefile.in (OBJS-common): Add hwint.o.
1476         Dependencies for above files changed to remove toplev.h.
1477         (hwint.o): New.
1478         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
1479         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on
1480         toplev.h.
1481         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
1482         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
1483
1484 2010-11-30  Richard Guenther  <rguenther@suse.de>
1485
1486         PR tree-optimization/46717
1487         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
1488         call.  Manually create EH edges for the direct call and update
1489         target PHI nodes.
1490
1491 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
1492
1493         * diagnostic-core.h: Include bversion.h.
1494         * toplev.h: Don't include input.h or bversion.h.
1495         (parse_optimize_options): Don't declare here.
1496         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
1497         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
1498         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
1499         config/host-darwin.c, config/i386/host-cygwin.c,
1500         config/i386/host-mingw32.c, config/i386/msformat-c.c,
1501         config/i386/netware.c, config/i386/nwld.c,
1502         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
1503         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
1504         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
1505         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
1506         config/score/score3.c, config/score/score7.c,
1507         config/sh/symbian-base.c, config/sh/symbian-c.c,
1508         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
1509         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
1510         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
1511         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
1512         graphite-blocking.c, graphite-clast-to-gimple.c,
1513         graphite-dependences.c, graphite-flattening.c,
1514         graphite-interchange.c, graphite-poly.c,
1515         graphite-scop-detection.c, graphite.c, haifa-sched.c,
1516         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
1517         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
1518         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
1519         lto-opts.c, lto-section-in.c, lto-section-out.c,
1520         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
1521         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
1522         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
1523         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
1524         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
1525         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
1526         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
1527         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
1528         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
1529         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
1530         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
1531         include toplev.h.
1532         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
1533         toplev.h.  Dependencies for above files and c-family files changed
1534         to remove $(TOPLEV_H) or toplev.h.
1535         (C_TREE_H): Don't include $(TOPLEV_H).
1536         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
1537         bversion.h.
1538         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
1539         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
1540         config/t-darwin, config/t-sol2,
1541         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
1542         Dependencies for above files changed to remove $(TOPLEV_H) or
1543         toplev.h.
1544
1545 2010-11-30  Richard Guenther  <rguenther@suse.de>
1546
1547         PR lto/44986
1548         * gcc.c (main): Use the first input with a compiler as infile
1549         for link spec processing.
1550
1551 2010-11-30  Richard Guenther  <rguenther@suse.de>
1552
1553         PR lto/45949
1554         * cgraphunit.c (ipa_passes): Stop after errors from
1555         small IPA passes.
1556
1557 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
1558
1559         * gcc-plugin.h: Include coretypes.h.
1560         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
1561
1562 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
1563
1564         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
1565         * ggc-none.c (ggc_internal_alloc_zone_stat)
1566         (ggc_internal_cleared_alloc_zone_stat): New.
1567
1568 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
1569
1570         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
1571         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
1572         (rs6000_emit_prologue): Don't set PIC register if
1573         TARGET_SINGLE_PIC_BASE.
1574         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
1575         * doc/invoke.texi (msingle-pic-base): Document.
1576
1577 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
1578
1579         PR driver/46712
1580         * exec-tool.in (id): New.
1581         Check and export LT_RCU_$id instead of LT_RCU.
1582
1583 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
1584
1585         PR tree-optimization/46675
1586         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
1587         in offset calculation.
1588
1589 2010-11-29  Jan Hubicka  <jh@suse.cz>
1590
1591         * collect2.c (main): Do not imply verbose output with
1592         LTO and linker plugin.
1593
1594 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1595
1596         * dwarf2out.c (print_die): Print the address of the current DIE or
1597         of any DIE referenced by the current one.
1598
1599 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
1600
1601         PR debug/46101
1602         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New
1603         function.
1604         (scope_die_for, gen_type_die_for_member): Replace uses of
1605         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
1606
1607 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1608
1609         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
1610         (darwin_asm_declare_object_name): Correct spelling.
1611         (darwin_output_aligned_bss): Likewise.
1612
1613 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
1614             Mike Stump  <mrs@gcc.gnu.org>
1615
1616         PR target/26427
1617         PR target/33120
1618         PR testsuite/35710
1619         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
1620         (ASM_OUTPUT_LOCAL): Likewise.
1621         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
1622         (darwin_output_aligned_bss): Likewise.
1623         (darwin_asm_output_aligned_decl_local): Likewise.
1624         (darwin_asm_output_aligned_decl_common): Likewise.
1625         (darwin_use_anchors_for_symbol_p): Likewise.
1626         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
1627         (TARGET_ASM_OUTPUT_ANCHOR): Define.
1628         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
1629         (DARWIN_SECTION_ANCHORS): Set to 1.
1630         * config/darwin.c (emit_aligned_common): New var.
1631         (darwin_init_sections): Check that the Darwin private zero-size section
1632         marker is in range.
1633         (darwin_text_section): Check for zero-sized objects.
1634         (darwin_mergeable_string_section): Likewise.
1635         (darwin_mergeable_constant_section): Likewise.
1636         (machopic_select_section): Adjust to check for zero-sized objects.
1637         Assert that OBJC meta data are non-zero sized.
1638         (darwin_asm_declare_object_name): New.
1639         (darwin_asm_declare_constant_name): Adjust for zero-sized
1640         object sections.
1641         (BYTES_ZFILL): Define.
1642         (darwin_emit_weak_or_comdat): New.
1643         (darwin_emit_local_bss): New.
1644         (darwin_emit_common): New.
1645         (darwin_output_aligned_bss): New.
1646         (darwin_asm_output_aligned_decl_common): New.
1647         (darwin_asm_output_aligned_decl_local): New.
1648         (darwin_file_end): Disable subsections_via_symbols when section
1649         anchoring is active.
1650         (darwin_asm_output_anchor): Re-enable.
1651         (darwin_use_anchors_for_symbol_p): New.
1652         (darwin_override_options): Check for versions that can emit
1653         aligned common.  Update usage of flags to current.
1654         * config/darwin-sections.def: Update comments and flags for
1655         non-anchor sections.  zobj_const_section, zobj_data_section,
1656         zobj_bss_section, zobj_const_data_section: New.
1657         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
1658         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
1659         (L2_MAX_OFILE_ALIGNMENT): Define.
1660         (ASM_OUTPUT_ALIGNED_BSS): Define.
1661         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
1662         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
1663         (SECTION_NO_ANCHOR): Define.
1664         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
1665         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
1666
1667 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
1668
1669         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
1670         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
1671         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
1672         Conditionally define.
1673         (GET_ENVIRONMENT): Poison.
1674         * configure.ac: Don't test for mincore.
1675         * configure: Regenerate.
1676         * config.in: Regenerate.
1677         * collect2-aix.c: Don't include <sys/mman.h>.
1678         * collect2.c: Don't include <signal.h>.
1679         (SIGCHLD): Don't define.
1680         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
1681         * config/alpha/alpha.c: Include "splay-tree.h" instead of
1682         <splay-tree.h>.
1683         * config/arm/arm.c (arm_target_help): Use getenv instead of
1684         GET_ENVIRONMENT.
1685         * config/avr/driver-avr.c: Don't include <stdlib.h>.
1686         * config/frv/frv.c: Don't include <ctype.h>.
1687         * config/host-darwin.c: Don't include <sys/mman.h>.
1688         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
1689         (MAP_FAILED): Don't define.
1690         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
1691         * config/host-solaris.c: Don't include <sys/mman.h>.
1692         * config/i386/cygming.h: Don't include <stdio.h>.
1693         * config/i386/driver-i386.c: Don't include <stdlib.h>.
1694         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
1695         * config/iq2000/iq2000.c: Don't include <signal.h>.
1696         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
1697         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
1698         * config/mep/mep-pragma.c: Don't include <stdio.h>.
1699         * config/microblaze/microblaze.c: Don't include <signal.h>.
1700         * config/mips/mips.c: Don't include <signal.h>.
1701         * config/rs6000/host-darwin.c: Don't include <signal.h>.
1702         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
1703         * defaults.h (GET_ENVIRONMENT): Don't define.
1704         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
1705         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
1706         (SIGCHLD, MAP_FAILED, kill): Don't define.
1707         (process_command): Use getenv instead of GET_ENVIRONMENT.
1708         * genhooks.c: Don't include <string.h>.
1709         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
1710         <sys/types.h>.
1711         (MAP_FAILED): Don't define.
1712         * ggc-page.c Don't include <sys/mman.h>.
1713         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1714         * ggc-zone.c: Don't include <sys/mman.h>.
1715         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
1716         * graph.c: Include "config.h" instead of <config.h>.
1717         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
1718         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
1719         (SIGCHLD, kill): Don't define.
1720         * mips-tfile.c: Don't include <signal.h>.
1721         * opts.c: Don't include <signal.h> or <sys/resource.h>.
1722         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
1723         * passes.c: Don't include <signal.h>, <sys/resource.h> or
1724         <sys/times.h>.
1725         * sparseset.h: Don't include <assert.h>.
1726         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
1727         * tlink.c: Don't include "libiberty.h".
1728         * toplev.c: Don't include <signal.h> or <sys/times.h>.
1729         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
1730         * tree-switch-conversion.c: Don't include <signal.h>.
1731         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
1732
1733 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1734
1735         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
1736         c_parser_objc_try_catch_finally_statement for consistency with the
1737         C++ parser.  Parse @catch(...) and pass NULL_TREE to
1738         objc_begin_catch_clause() in that case.  Improved error recovery.
1739         Reorganized code to be almost identical to
1740         cp_parser_objc_try_catch_finally_statement.
1741
1742 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
1743
1744         PR tree-optimization/46621
1745         * gimple.h: Don't include tm.h or hard-reg-set.h .
1746         * Makefile.in (GIMPLE_H): Remove $(TM_H).
1747
1748         PR bootstrap/44756
1749         * cppbuiltin.c: Include target.h .
1750         (define_builtin_macros_for_type_sizes):
1751         Use targetm.float_words_big_endian.
1752
1753 2010-11-27  Jan Hubicka  <jh@suse.cz>
1754
1755         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
1756         and output cold_text_section_label.
1757         (dwarf2out_init): Don't do that there.
1758         (dwarf2out_finish): Handle cold section end label only if cold
1759         section was used.
1760
1761 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
1762
1763         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
1764         VLA variables.
1765
1766 2010-11-27  Richard Guenther  <rguenther@suse.de>
1767
1768         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
1769         (gimple_assign_ssa_name_copy_p): Likewise.
1770         (gimple_assign_unary_nop_p): Use is_gimple_assign.
1771         (is_gimple_cast): Remove.
1772         (gimple_assign_single_p): Move ...
1773         * gimple.h (gimple_assign_single_p): ... here.
1774         (is_gimple_cast): Remove.
1775         (gimple_assign_rhs_code): Simplify.
1776         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
1777         instead of is_gimple_cast.
1778         * ipa-type-escape.c (look_for_casts): Likewise.
1779
1780 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
1781
1782         * doc/options.texi (Enum, EnumValue): Document new record types.
1783         (Enum): Document new option flag.
1784         * opt-functions.awk
1785         * optc-gen.awk: Handle enumerated option arguments.
1786         * opth-gen.awk: Handle enumerated option arguments.
1787         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
1788         enum_value_to_arg): New.
1789         (decode_cmdline_option): Handle enumerated arguments.
1790         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
1791         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
1792         * opts.c (print_filtered_help, print_specific_help): Take
1793         lang_mask arguments.
1794         (print_filtered_help): Handle printing values of enumerated
1795         options.  Print possible arguments for enumerated options.
1796         (print_specific_help): Update call to print_filtered_help.
1797         (common_handle_option): Update calls to print_specific_help.  Use
1798         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
1799         handle OPT_ffp_contract_, OPT_fexcess_precision_,
1800         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
1801         OPT_fira_region_ here.
1802         * opts.h (enum cl_var_type): Add CLVC_ENUM.
1803         (struct cl_option): Add var_enum.
1804         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
1805         struct cl_enum, cl_enums, cl_enums_count): New.
1806         (CL_ERR_ENUM_ARG): Define.
1807         (CL_ERR_NEGATIVE): Update value.
1808         (enum_value_to_arg): Declare.
1809         * common.opt (flag_ira_algorithm, flag_ira_region,
1810         flag_fp_contract_mode, flag_excess_precision_cmdline,
1811         default_visibility, flag_tls_default): Remove Variable entries.
1812         (help_enum_printed): New Variable.
1813         (fdiagnostics-show-location=): Use Enum.  Add associated
1814         SourceInclude, Enum and EnumValue entries.
1815         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
1816         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
1817         associated Enum and EnumValue entries.
1818
1819 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
1820
1821         PR target/46623
1822         * config/microblaze/microblaze.c (microblaze_block_move_straight):
1823         Use XALLOCAVEC.
1824         (microblaze_option_override): Don't use C++ style comments.
1825         (save_restore_insns): Remove unused variable base_offset.
1826         (microblaze_expand_prologue): Remove unused variable insn.
1827         (microblaze_secondary_reload): Adjust type to match target.h .
1828         (microblaze_elf_in_small_data_p): Move declarations to start of block.
1829         (microblaze_expand_move): Likewise.
1830         * config/microblaze/microblaze.h (LARGE_INT):
1831         Avoid signed / unsigned comparisons.
1832         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1833         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
1834         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
1835
1836 2010-11-26  Michael Matz  <matz@suse.de>
1837
1838         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
1839
1840         * passes.c (init_optimization_passes): Remove superfluous
1841         copy-prop pass.
1842
1843 2010-11-26  Richard Guenther  <rguenther@suse.de>
1844
1845         PR lto/46648
1846         * gimple.c (gtc_visit): Do not return true for members of an
1847         SCC still being processed but the current lattice value of
1848         the member.  Treat SCC members comparison state as lattice,
1849         starting at equal, eventually dropping to unequal.
1850         (gimple_types_compatible_p_1): Likewise.
1851
1852 2010-11-26  Richard Guenther  <rguenther@suse.de>
1853
1854         PR middle-end/46559
1855         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
1856         for location list processing.
1857
1858 2010-11-26  Richard Guenther  <rguenther@suse.de>
1859
1860         PR lto/46560
1861         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
1862         flags manually.
1863
1864 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1865
1866         * config/s390/s390.c (print_operand_address): Replace assert with
1867         error message.
1868         (print_operand): Replace assertions, gcc_unreachable and
1869         fatal_insn with error messages.
1870
1871 2010-11-26  Richard Guenther  <rguenther@suse.de>
1872
1873         PR tree-optimization/46665
1874         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
1875
1876 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
1877
1878         * config/arm/arm.c (arm_option_override): enable loop array
1879         prefetching at -O3 for suitable targets, and configure params.
1880         * config/arm/arm-protos.h (struct tune_params): Add fields for
1881         configuring loop array prefetching.
1882
1883 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
1884
1885         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
1886
1887 2010-11-26  Richard Guenther  <rguenther@suse.de>
1888
1889         PR tree-optimization/46664
1890         * tree-affine.c (aff_combination_to_tree): Add rest last.
1891
1892 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
1893
1894         PR target/33637
1895         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
1896         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
1897         * configure: Regenerated.
1898         * exec-tool.in: Not quoting command, may have extra arguments.
1899
1900 2010-11-26  Richard Guenther  <rguenther@suse.de>
1901
1902         PR tree-optimization/46528
1903         PR debug/46338
1904         * profile.c (branch_prob): Do not split blocks based on locations
1905         from debug statements.
1906
1907 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
1908
1909         PR middle-end/46647
1910         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
1911         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
1912
1913         PR bootstrap/45700
1914         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
1915         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
1916         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
1917         build6_loc): Define.
1918         * fold-const.c (protected_set_expr_location_unshare): New inline.
1919         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
1920         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
1921         pedantic_omit_one_operand_loc, omit_two_operands_loc,
1922         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
1923         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
1924         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
1925         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
1926         instead of buildN followed by SET_EXPR_LOCATION or
1927         protected_set_expr_location.
1928         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
1929         Use buildN_stat_loc instead of buildN_stat followed by
1930         SET_EXPR_LOCATION.
1931
1932 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
1933
1934         * Makefile.in (s-tm-texi): Remove spurous tab.
1935
1936 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1937
1938         PR debug/46258
1939         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
1940         debug stmts.
1941
1942 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
1943
1944         * toplev.c (finalize): Add no_backend parameter.  Don't finish
1945         passes when preprocessing only.  Adjust...
1946         (do_compile): ... caller.
1947
1948 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1949
1950         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
1951         flag_unsafe_math_optimizations.
1952         (negsf2): Likewise.
1953         Move fnegabs related patterns together.  Only use fmpynfadd instruction
1954         to negate a multiply if !flag_signed_zeros is true.
1955
1956 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
1957
1958         * gengtype-state.c (read_state_structures): Initialize "previous".
1959
1960 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
1961             Jeremie Salvucci  <jeremie.salvucci@free.fr>
1962
1963         * gengtype-state.c: Add new file.
1964
1965         * gengtype.c (type count): New variable.
1966         (new_structure, find_param_structure, create_pointer)
1967         (create_array): Use it to set state_number in types.
1968         (dump_everything): Improve comment.
1969         (main): Call read_state and write_state. Print type_count.
1970
1971         * gengtype.h (type_lineloc): New function.
1972         (read_state, write_state): New declarations.
1973
1974         * Makefile.in (GENGTYPE_FLAGS): New variable.
1975         (s-gtype): Run gengtype twice and generate gtype.state.
1976         (build/gengtype-state.o): New rule.
1977         (build/gengtype$(build_exeext)): Link gengtype-state.o.
1978         (mostlyclean): Update comment.  Remove gtype.state.
1979
1980 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
1981
1982         PR middle-end/46637
1983         * combine.c (try_combine): When substing i2dest for i2src, pass
1984         1 as last argument even if
1985         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
1986
1987 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
1988
1989         PR middle-end/46647
1990         * builtins.c (target_char_cast): Check INTEGER_CST instead of
1991         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
1992
1993 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
1994
1995         * target.def (supports_split_stack, except_unwind_info): Take
1996         gcc_options parameters.
1997         * targhooks.c (default_except_unwind_info,
1998         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
1999         gcc_options parameters.
2000         * targhooks.h (default_except_unwind_info,
2001         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
2002         prototypes.
2003         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
2004         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
2005         Document that hooks must not be modified.
2006         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
2007         * doc/tm.texi: Regenerate.
2008         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
2009         &global_options to targetm.except_unwind_info.
2010         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
2011         dwarf2out_begin_prologue, dwarf2out_frame_init,
2012         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
2013         &global_options to targetm.except_unwind_info.
2014         * except.c (init_eh, finish_eh_generation,
2015         gate_convert_to_eh_region_ranges,
2016         output_one_function_exception_table): Pass &global_options to
2017         targetm.except_unwind_info.
2018         * expr.c (build_personality_function): Pass &global_options to
2019         targetm.except_unwind_info.
2020         * function.c (expand_function_end): Pass &global_options to
2021         targetm.except_unwind_info.
2022         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
2023         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
2024         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
2025         and targetm.supports_split_stack.  Remove assertions about opts
2026         and opts_set.
2027         (common_handle_option): Remove assertions about opts, opts_set and dc.
2028         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
2029         &global_options to targetm.except_unwind_info.
2030         * tree.c (build_common_builtin_nodes: Pass &global_options to
2031         targetm.except_unwind_info.
2032         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
2033         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
2034         thumb1_expand_prologue, thumb1_output_function_prologue,
2035         arm_unwind_emit, arm_output_fn_unwind): Update calls to
2036         arm_except_unwind_info.
2037         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
2038         parameter.
2039         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
2040         parameter.
2041         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
2042         ia64_reorg, ia64_asm_unwind_emit): Update calls to
2043         ia64_except_unwind_info.
2044         * config/pa/pa.c (pa_option_override): Pass &global_options to
2045         targetm.except_unwind_info.
2046         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
2047         Remove prototype.
2048
2049 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
2050
2051         * cgraphunit.c (process_function_and_variable_attributes):
2052         Mark dllexport-ed function/variables as needed.
2053         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
2054         as externally visible.
2055
2056 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
2057
2058         PR rtl-optimization/46585
2059         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
2060         (vinsn_init): Skip computation of dependencies for local NOPs.
2061         (vinsn_delete): Don't try to free regsets for local NOPs.
2062         (setup_nop_and_exit_insns): Change definition of nop_pattern.
2063
2064 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
2065
2066         PR rtl-optimization/46602
2067         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
2068         (tidy_control_flow): Here.
2069
2070 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
2071             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2072
2073         PR bootstrap/45888
2074         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
2075         Fix target.def pathname in timestamp comparison.
2076
2077 2010-11-24  Richard Henderson  <rth@redhat.com>
2078
2079         * config/ia64/predicates.md (pmpyshr_operand): New.
2080         * config/ia64/ia64.c (ia64_expand_unpack): New.
2081         (ia64_expand_widen_mul_v4hi): New.
2082         (ia64_expand_widen_sum): Update for pattern renames.
2083         (ia64_expand_dot_prod_v8qi): Likewise.
2084         * config/ia64/ia64-protos.h: Update.
2085         * config/ia64/vect.md (vecwider): New mode attribute.
2086         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
2087         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
2088         (pmpyshr2, pmpyshr2_u): New.
2089         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
2090         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
2091         (mulv2si3): New.
2092         (vec_pack_ssat_v4hi): Rename from pack2_sss.
2093         (vec_pack_usat_v4hi): Rename from *pack2_uss.
2094         (vec_pack_ssat_v2si): Rename from pack4_sss.
2095         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
2096         vec_select operation.
2097         (vec_interleave_highv8qi): Similarly.
2098         (mux1_alt): Rename from *mux1_alt.
2099         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
2100         (vec_interleave_lowv4hi): Rename from unpack2_l.
2101         (vec_interleave_highv4hi): Rename from unpack2_h.
2102         (mix2_r): Rename from *mix2_r.
2103         (mix2_l): Similarly.
2104         (vec_extract_evenodd_helper): New.
2105         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
2106         (vec_interleave_lowv2si): Rename from *unpack4_l.
2107         (vec_interleave_highv2si): Rename from *unpack4_h.
2108         (vec_extract_evenv2si, vec_extract_oddv2si): New.
2109         (vec_interleave_lowv2sf): Rename from fmix_r.
2110         (vec_interleave_highv2sf): Rename from *fmix_l.
2111         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
2112         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
2113         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
2114         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
2115
2116 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
2117
2118         * targhooks.c (default_except_unwind_info): Remove
2119         MUST_USE_SJLJ_EXCEPTIONS case.
2120         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
2121         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2122         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
2123         * doc/tm.texi: Regenerate.
2124         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
2125
2126 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
2127
2128         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
2129         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
2130         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
2131         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
2132         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
2133
2134 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
2135
2136         PR target/46519
2137         * config/i386/i386.c (ix86_expand_call): Don't check
2138         TREE_THIS_VOLATILE.
2139
2140 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
2141
2142         PR target/46519
2143         * config/i386/i386.c (upper_128bits_state): New.
2144         (block_info_def): Remove upper_128bits_set and done.  Add state,
2145         referenced, count, processed and rescanned.
2146         (check_avx256_stores): Updated.
2147         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
2148         Call note_stores only if needed.  Set referenced and count.
2149         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
2150         (rescan_move_or_delete_vzeroupper): New.
2151         (move_or_delete_vzeroupper):  Process and rescan all all basic
2152         blocks instead of predecessor blocks of all exit points.
2153         (ix86_option_override_internal): Enable vzeroupper optimization
2154         only for -fexpensive-optimizations and not optimizing for size.
2155         (use_avx256_p): Removed.
2156         (init_cumulative_args): Don't set use_avx256_p.
2157         (ix86_function_arg): Likewise.
2158         (ix86_expand_move): Likewise.
2159         (ix86_expand_vector_move_misalign): Likewise.
2160         (ix86_local_alignment): Likewise.
2161         (ix86_minimum_alignment): Likewise.
2162         (ix86_expand_epilogue): Don't check use_avx256_p when generating
2163         vzeroupper.
2164         (ix86_expand_call): Likewise.
2165
2166         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
2167         and use_avx256_p.  Add rescan_vzeroupper_p.
2168
2169 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
2170
2171         * toplev.c: Include <signal.h>.
2172
2173 2010-11-24  Richard Guenther  <rguenther@suse.de>
2174
2175         PR lto/43218
2176         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
2177         conflicting function signatures as non-inlineable.
2178
2179 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
2180
2181         PR rtl-optimization/46614
2182         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
2183          (deps_analyze_insn): Mark JUMP_INSNs in
2184         last_pending_memory_flush that weren't added through
2185         flush_pending_lists with NON_FLUSH_JUMP_KIND.
2186         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
2187         on INSN_LIST instead of JUMP_P check on its operand.
2188         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
2189
2190 2010-11-24  Richard Guenther  <rguenther@suse.de>
2191
2192         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
2193
2194 2010-11-24  Richard Guenther  <rguenther@suse.de>
2195
2196         PR lto/46606
2197         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
2198         a FIELD_DECL that is type correct issue a warning and fixup
2199         with a VIEW_CONVERT_EXPR.
2200
2201 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
2202
2203         * doc/invoke.texi (Options for Debugging Your Program or GCC):
2204         Explain static numbering of dump files.
2205
2206 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
2207
2208         * common.opt (user_vect_verbosity_level): New Variable entry.
2209         (ftree-vectorizer-verbose=): Mark as UInteger.
2210         * flag-types.h (enum vect_verbosity_levels): Move from enum
2211         verbosity_levels in tree-vectorizer.h.
2212         * opts.c: Don't include tree.h.
2213         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
2214         gcc_options parameter; take integer option argument.
2215         (common_handle_option): Update call to vect_set_verbosity_level.
2216         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
2217         (vect_set_verbosity_level): Move to opts.c.
2218         (vect_verbosity_level, vect_print_dump_info): Update for change of
2219         enum name.
2220         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
2221         (vect_print_dump_info): Update for change of enum name.
2222         * tree.h (vect_set_verbosity_level): Remove.
2223         * Makefile.in (opts.o): Update dependencies.
2224
2225 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
2226
2227         PR middle-end/46629
2228         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
2229         instead of insn with any_condjump_p.
2230
2231 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
2232
2233         * config/mips/loongson.md: Change the description comment of the file
2234         and update the copyright years.
2235         (define_insn "<u>div<mode>3): Add loongson3a support.
2236         (define_insn "<u>mod<mode>3"): Likewise.
2237         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
2238         mul<mode>3_mul3_loongson.
2239         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
2240         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
2241
2242 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2243
2244         * common.opt (initial_max_fld_align, flag_debug_asm,
2245         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
2246         flag_print_asm_name, graph_dump_format, help_printed,
2247         help_columns, flag_opts_finished): New Variable entries.
2248         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
2249         frandom-seed=): Mark deferred.
2250         (fsched-verbose=): Use UInteger and Var.
2251         * flags.h (set_struct_debug_option, flag_print_asm_name,
2252         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
2253         graph_dump_format): Don't declare here.
2254         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
2255         * opts-global.c: Include dbgcnt.h and debug.h.
2256         (decode_options): Pass location to finish_options.
2257         (handle_common_deferred_options): Check flag_dump_all_passed.
2258         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
2259         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
2260         OPT_fstack_limit.
2261         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
2262         (set_struct_debug_option): Add location_t parameter.  Update
2263         recursive call.  Use error_at.
2264         (default_options_optimization): Use error_at.
2265         (finish_options): Add location_t parameter.  Use
2266         opts->x_flag_opts_finished instead of first_time_p.  Use
2267         opts->x_optimize instead of optimize.  Use error_at.  Pass
2268         location to inform.
2269         (print_filtered_help): Use opts->x_help_printed to track what
2270         options have been printed.
2271         (print_specific_help): Use opts->x_help_columns to track number of
2272         columns.
2273         (common_handle_option): Pass locations and gcc_options pointers to
2274         more functions.  Use warning_at instead of fnotice and warning.
2275         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
2276         OPT_fdebug_prefix_map_.  Use error_at.  Set
2277         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
2278         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
2279         OPT_fsched_verbose_.
2280         (handle_param): Add location_r parameter.  Use error_at.
2281         (set_debug_level): Add location_r parameter.  Use error_at and
2282         warning_at.
2283         (setup_core_dumping): Add diagnostic_context parameter.
2284         (decode_d_option): Add gcc_options, location_t and
2285         diagnostic_context parameters and use them instead of global
2286         state.  Use warning_at.
2287         (enable_warning_as_error): Use error_at.
2288         * opts.h (finish_options): Update prototype.
2289         (set_struct_debug_option): Declare here.
2290         * rtl.h (fix_sched_param): Remove.
2291         * stor-layout.c (initial_max_fld_align): Remove.
2292         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
2293         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
2294         (process_options): Set maximum_field_alignment.
2295         * tree.h (initial_max_fld_align) Don't declare here.
2296         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2297
2298 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2299
2300         * flag-types.h (struct visibility_flags): Don't declare here.
2301         * flags.h (strip_off_ending, fast_math_flags_set_p,
2302         fast_math_flags_struct_set_p): Declare here.
2303         (visibility_options): Don't declare here.
2304         * opts-common.c (option_enabled, get_option_state): Move from
2305         opts.c.
2306         * opts-global.c: Include diagnostic.h instead of
2307         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
2308         and toplev.h.
2309         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2310         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2311         print_ignored_options, unknown_option_callback,
2312         post_handling_callback, lang_handle_option, add_input_filename,
2313         read_cmdline_options, initial_lang_mask, init_options_once,
2314         decode_cmdline_options_to_array_default_mask,
2315         set_default_handlers, decode_options): Move from opts.c.
2316         (print_ignored_options): Use warning_at instead of saving and
2317         restoring input_location.
2318         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
2319         instead of expr.h.  Don't include langhooks.h, except.h or
2320         lto-streamer.h.  Add more comments on includes.
2321         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
2322         toplev.c.
2323         (visibility_options): Move to c-family/c-common.c.
2324         (const_char_p, ignored_options, in_fnames, num_in_fnames,
2325         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
2326         print_ignored_options, unknown_option_callback,
2327         post_handling_callback, lang_handle_option, add_input_filename,
2328         read_cmdline_options, initial_lang_mask, init_options_once,
2329         decode_cmdline_options_to_array_default_mask,
2330         set_default_handlers, decode_options): Move to opts-global.c.
2331         (target_handle_option, default_options_optimization,
2332         finish_options, common_handle_option): Remove static.
2333         (option_enabled, get_option_state): Move to opts-common.c.
2334         * opts.h (common_handle_option, target_handle_option,
2335         finish_options, default_options_optimization): Declare.
2336         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
2337         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
2338         opts.c.
2339         * toplev.h (strip_off_ending, decode_d_option,
2340         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
2341         declare here.
2342         * Makefile.in (opts.o, opts-global.o): Update dependencies.
2343
2344 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
2345
2346         PR driver/42690
2347         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
2348         options, replace by call of pass-through-libs spec function to process
2349         link_gcc_c_sequence spec.
2350         (lto_libgcc_spec): Delete variable.
2351         (static_specs[]): Remove related entry.
2352         (static_spec_functions[]): Add new entry for pass-through-libs.
2353         (main): Don't generate deleted lto_libgcc_spec.
2354         (pass_through_libs_spec_func): New function to implement the new
2355         pass-through-libs spec function.
2356         * doc/invoke.texi (pass-through-libs): Document new spec function.
2357
2358 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
2359
2360         * doc/options.texi (Warning, Optimization): Document.
2361
2362 2010-11-23  Jan Hubicka  <jh@suse.cz>
2363
2364         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
2365         (tree_decl_with_vis): Add implicit_section_name_p.
2366         * targhooks.h (default_function_section): Declare.
2367         * target.def (function_section): New hook.
2368         * defaults.h (HOT_TEXT_SECTION_NAME,
2369         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2370         * predict.c (choose_function_section): Remove.
2371         (estimate_bb_frequencies): Do not use choose_function_section.
2372         * coretypes.h (enum node_frequency): Move here from cgraph.h
2373         * cgraph.h (enum node_frequency): Remove.
2374         * varasm.c (initialize_cold_section_name, unlikely_text_section,
2375         unlikely_text_section_p): Remove.
2376         (named_subsection_entry): New structure.
2377         (get_text_section): New function.
2378         (default_function_section): New function.
2379         (function_section_1): Break out from ...; handle profile info.
2380         (function_section): ... here.
2381         (unlikely_text_section): Remove.
2382         (unlikely_text_section_p): Use function_section_1.
2383         (assemble_start_function): Do not initialize cold section.
2384         (default_section_type_flags): Do not special case cold subsection.
2385         (switch_to_section): Likewise.
2386         * output.h (get_text_section): Define.
2387         * config/i386/winnt.c: Do not special case cold section.
2388         * config/darwin-protos.h (darwin_function_section): Declare.
2389         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
2390         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2391         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
2392         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2393         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
2394         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
2395         * config/darwin.c (machopic_select_section): Use
2396         darwin_function_section.
2397         (darwin_function_section): New function.
2398         * config/darwin.h (HOT_TEXT_SECTION_NAME,
2399         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
2400         (TARGET_ASM_FUNCTION_SECTION): Define.
2401         * system.h (HOT_TEXT_SECTION_NAME,
2402         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
2403
2404 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
2405
2406         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
2407         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
2408
2409 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
2410
2411         PR middle-end/46499
2412         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
2413         following unconditional jumps.
2414
2415 2010-11-23  Richard Guenther  <rguenther@suse.de>
2416
2417         * doc/md.texi (386 constraints): Clarify A constraint documentation.
2418
2419 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2420             Jeremie Salvucci  <jeremie.salvucci@free.fr>
2421
2422         * gengtype.c (enum typekind, struct options)
2423         (struct nested_ptr_data, struct pair, NUM_PARAM)
2424         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
2425         Move to gengtype.h.
2426         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
2427         Remove static, add zero state_number.
2428         (typedefs, structures, param_structs, variables): Remove static.
2429         (create_option): Remove.
2430         (create_string_option, create_type_option, create_nested_option):
2431         New functions.
2432         (create_nested_ptr_option): Use create_nested_option.
2433         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
2434         new create*option functions.
2435         (process_gc_options): Adjust for discriminated option.
2436         (output_mangled_typename): Handle TYPE_NONE.
2437         (walk_type): Test option kinds.
2438         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
2439         (write_func_for_structure, write_type, write_local, write_root)
2440         (write_roots, note_def_vec, dump_options): Adjust for
2441         discriminated option.
2442
2443         * gengtype.h (typedefs, structures, param_structs, variables
2444         enum typekind): Move from gengtype.c
2445         (enum option_kind): New discriminating enumeration.
2446         (struct options): Becomes discriminated.
2447         (struct nested_ptr_data): Nove from gengtype.c
2448         (create_string_option, create_type_option, create_nested_option)
2449         (create_nested_ptr_option): New functions
2450         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
2451         (UNION_OR_STRUCT_P): Move from gengtype.c
2452
2453         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
2454         discriminated options.
2455
2456 2010-11-23  Richard Guenther  <rguenther@suse.de>
2457
2458         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
2459         twice.  Avoid re-allocating the ops vector all the time.
2460
2461 2010-11-23  Richard Guenther  <rguenther@suse.de>
2462
2463         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
2464         is_gimple_min_invariant, group tree code checks to allow
2465         combining them.
2466         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
2467         of is_gimple_reg.
2468
2469 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
2470
2471         * config.gcc (sparc*-*-*): Reorder.
2472
2473 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
2474
2475         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
2476         Remove ENABLE_CHECKING around DBGPRINTF.
2477
2478 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
2479
2480         * common.opt (exit_after_options, write_symbols, debug_info_level,
2481         use_gnu_debug_info_extensions): New Variable entries.
2482         (fprofile-dir=): Use Var.
2483         * flag-types.h (enum debug_info_level): Rename to enum
2484         debug_info_levels.
2485         * flags.h (write_symbols, debug_info_level,
2486         use_gnu_debug_info_extensions): Remove declarations.
2487         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
2488         (set_struct_debug_option): Make static variables const.
2489         (use_gnu_debug_info_extensions): Remove.
2490         (set_debug_level, print_filtered_help, print_specific_help,
2491         fast_math_flags_set_p): Take gcc_options parameters and use them
2492         in place of global variables.
2493         (print_filtered_help): Make new_help non-static.
2494         (print_specific_help): Update call to print_filtered_help.
2495         (common_handle_option): Update calls to print_specific_help.  Use
2496         gcc_options structure for more settings.  Make --help table
2497         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
2498         set_debug_level.
2499         * toplev.c (profile_data_prefix): Remove.
2500         * toplev.h (profile_data_prefix, exit_after_options): Remove
2501         declarations.
2502         (fast_math_flags_set_p): Update prototype.
2503         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
2504         Update call to fast_math_flags_set_p.
2505
2506 2010-11-22  Richard Henderson  <rth@redhat.com>
2507
2508         PR target/46434
2509         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
2510         return the address register extracted.
2511         (crx_decompose_address): Update the extracted address register.
2512
2513 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
2514
2515         PR driver/43335
2516         * gcc.c (main): Don't crash when lto-wrapper program is not found.
2517
2518 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
2519
2520         PR target/46608
2521         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
2522         * config/picochip/picochip-protos.h: Don't include "target.h" .
2523         (picochip_secondary_reload): Don't declare.
2524
2525         PR target/46613
2526         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
2527         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
2528         static.
2529
2530 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
2531
2532         PR bootstrap/46609
2533         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
2534         (source_dot_c_frul): Likewise.
2535
2536 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
2537
2538         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
2539
2540 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
2541
2542         PR bootstrap/44970
2543         * Makefile.in (fwprop.o) Add sparseset.h.
2544         * fwprop.c: Include sparseset.h
2545         (struct find_occurrence_data, find_occurrence_callback,
2546         find_occurrence): Remove.
2547         (active_defs, active_defs_check, register_active_defs,
2548         update_df_init, update_uses): New.
2549         (update_df): Rewrite.
2550         (try_fwprop_subst, forward_propagate_asm): Add calls to
2551         update_df_init and update_df.
2552         (fwprop_init): Allocate active_defs and active_defs_check.
2553         (fwprop_done): Free them.
2554         (fwprop, fwprop_addr): Adjust comments.
2555         * df.h (df_uses_create): Declare.
2556         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
2557         (df_ref_create): Return result of df_ref_create_structure directly.
2558         (df_ref_create_structure): Call df_install_ref_incremental when
2559         no collection_rec is passed.
2560         (df_ref_record): Do not create multiword hard reg info when no
2561         collection_rec is passed.
2562         (df_uses_create): New.
2563
2564 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2565
2566         PR middle-end/43057
2567         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
2568         setting location.
2569
2570 2010-11-22  Richard Guenther  <rguenther@suse.de>
2571
2572         * gimple-fold.c (maybe_fold_reference): When canonicalizing
2573         MEM_REFs, preserve volatileness.
2574         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
2575         addresses.
2576
2577 2010-11-22  Richard Guenther  <rguenther@suse.de>
2578
2579         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
2580
2581 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
2582
2583         PR rtl-optimization/45652
2584         * alias.c (get_reg_base_value): New.
2585         * rtl.h (get_reg_base_value): Add prototype.
2586         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
2587         non-null REG_BASE_VALUE for renaming.
2588
2589 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
2590             Basile Starynkevitch  <basile@starynkevitch.net>
2591
2592         * gengtype.c: Include xregex.h and obstack.h
2593         Added comments about role of get_output_file_with_visibility and
2594         our regexpr machinery.
2595         (frul_actionrout_t, struct file_rule_st): New.
2596         (hader_dot_h_frul, source_dot_c_frul): New functions.
2597         (NULL_REGEX,  NULL_FRULACT): New.
2598         (files_rules): New.
2599         (matching_file_name_substitute): New function.
2600         (get_output_file_with_visibility): Updated comments and rewritten
2601         to use the new files_rules machinery.
2602
2603         * Makefile.in (XREGEX_H): Added variable.
2604         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
2605
2606 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2607
2608         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
2609
2610 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
2611
2612         * target.def (conditional_register_usage): Define.
2613         * reginfo.c (init_reg_sets_1): Call
2614         targetm.conditional_register_usage.
2615         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
2616         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
2617         for making it a hook.
2618         * doc/tm.texi: Regenerate.
2619         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2620         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
2621         New function.
2622         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2623         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2624         * config/arc/arc.c (arc_conditional_register_usage): ...here.
2625         New function.
2626         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2627         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2628         * config/arm/arm.c (arm_conditional_register_usage): ...here.
2629         New function.
2630         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2631         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
2632         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
2633         * config/bfin/bfin.c (conditional_register_usage): Move code into...
2634         (bfin_conditional_register_usage): ...here.  New function.
2635         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2636         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
2637         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
2638         * config/cris/cris.c (cris_conditional_register_usage): Make static.
2639         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2640         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
2641         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
2642         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
2643         * config/frv/frv.c (frv_conditional_register_usage): Make static.
2644         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2645         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2646         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
2647         New function.
2648         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2649         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
2650         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
2651         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
2652         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2653         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
2654         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
2655         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
2656         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2657         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2658         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
2659         New function.
2660         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2661         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
2662         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
2663         Delete.
2664         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
2665         static.
2666         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2667         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
2668         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
2669         * config/mep/mep.c (mep_conditional_register_usage): Make static.
2670         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2671         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
2672         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
2673         * config/mips/mips.c (mips_conditional_register_usage): Make static.
2674         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2675         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
2676         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
2677         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
2678         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2679         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2680         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
2681         ...here.  New function.
2682         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2683         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2684         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
2685         * config/pa/pa.c (pa_conditional_register_usage): ...here.
2686         New function.
2687         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2688         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2689         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
2690         New function.
2691         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2692         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
2693         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
2694         Delete.
2695         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
2696         static.
2697         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2698         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
2699         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
2700         * config/rx/rx.c (rx_conditional_register_usage): Make static.
2701         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2702         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
2703         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
2704         * config/s390/s390.c (s390_conditional_register_usage): Make static.
2705         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2706         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2707         * config/score/score.c (score_conditional_register_usage): ...here.
2708         New function.
2709         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2710         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2711         * config/sh/sh.c (sh_conditional_register_usage): ...here.
2712         New function.
2713         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2714         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2715         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
2716         New function.
2717         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2718         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
2719         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
2720         * config/spu/spu.c (spu_conditional_register_usage): Make static.
2721         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2722         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
2723         * config/v850/v850.c (v850_conditional_register_usage): ...here.
2724         New function.
2725         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
2726
2727 2010-11-21  Jan Hubicka  <jh@suse.cz>
2728             Dominique d'Humieres <dominiq@lps.ens.ft>
2729
2730         PR target/46510
2731         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
2732         finalize external decls.
2733
2734 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
2735
2736         * system.h (strerror): Poison.
2737
2738 2010-11-21  Richard Henderson  <rth@redhat.com>
2739
2740         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
2741         for infq/huge_valq.
2742
2743 2010-11-21  Richard Henderson  <rth@redhat.com>
2744
2745         PR rtl-optimization/46571
2746         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
2747         (compute_hash_table_work): Use NONDEBUG_INSN_P.
2748
2749 2010-11-21  Paul Koning  <ni1d@arrl.net>
2750
2751         * config/mips/pdp11.md (negsi2): Fix wrong code.
2752
2753 2010-11-21  Paul Koning  <ni1d@arrl.net>
2754
2755         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
2756         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2757
2758 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
2759
2760         * config/mips/mips.c (machine_function): Rename load_label_length to
2761         load_label_num_insns.
2762         (mips_load_label_length): Rename to...
2763         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
2764         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
2765
2766 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
2767
2768         PR target/46533
2769         * config/alpha/predicates.md (direct_call_operand): Return false
2770         for !TARGET_SMALL_TEXT targets.
2771
2772 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
2773
2774         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
2775         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
2776         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
2777         * doc/tm.texi: Regenerate.
2778         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
2779         HANDLE_PRAGMA_WEAK): Poison.
2780         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2781         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2782         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
2783         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
2784         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2785         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2786         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2787         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
2788         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2789         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
2790         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2791         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
2792         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2793         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2794         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2795         (HANDLE_PRAGMA_WEAK): Don't undefine.
2796         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2797         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
2798         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2799         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
2800         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
2801         (HANDLE_PRAGMA_WEAK): Don't undefine.
2802         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2803         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
2804         (HANDLE_PRAGMA_PACK): Don't undefine.
2805         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
2806         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2807         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2808         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2809         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
2810         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2811         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2812         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
2813         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
2814         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2815         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
2816         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2817         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2818         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
2819         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2820         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
2821         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
2822
2823 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
2824
2825         PR target/31100
2826         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
2827         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
2828         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
2829
2830 2010-11-20  Jan Hubicka  <jh@suse.cz>
2831
2832         * cgraph.c (ld_plugin_symbol_resolution_names): New.
2833         (dump_cgraph_node): Dump resolution.
2834         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
2835         (cgraph_comdat_can_be_unshared_p): Dclare.
2836         * lto-streamer-out.c (produce_symtab): Use
2837         cgraph_comdat_can_be_unshared_p.
2838         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
2839         (cgraph_comdat_can_be_unshared_p): New function based on logic
2840         in cgraph_externally_visible_p.
2841         (cgraph_externally_visible_p): Use it.
2842         (varpool_externally_visible_p): Virtual tables can be unshared.
2843         * varpool.c (dump_varpool_node): Dump resolution.
2844
2845 2010-11-20  Jan Hubicka  <jh@suse.cz>
2846
2847         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
2848
2849 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2850
2851         PR other/46202
2852         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
2853         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
2854         shell quoting.
2855         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
2856         (install-strip): New target.
2857         (STRIPPROG): New variable, exported if STRIP is set.
2858         * doc/install.texi (Final install): Minor markup and code style
2859         fixes.  Document install-strip target.
2860
2861 2010-11-20  Paul Koning  <ni1d@arrl.net>
2862
2863         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
2864         pdp11_regno_reg_class): New functions.
2865         * config/pdp11/pdp11.md (define_constants): Add register numbers.
2866         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
2867         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
2868         functions.
2869         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
2870         frame pointer and argument pointer pseudo-registers.
2871         (ARG_POINTER_REGNUM): Define.
2872         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
2873         argument pointer.
2874         (FIRST_PARM_OFFSET): Update for argument pointer.
2875         (INITIAL_FRAME_POINTER_OFFSET): Delete.
2876         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
2877         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
2878         frame pointer and argument pointer.
2879
2880 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
2881
2882         PR debug/46561
2883         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
2884         when looking for immediate uses.
2885
2886         PR tree-optimization/45830
2887         * stmt.c (expand_switch_using_bit_tests_p): New function.
2888         (expand_case): Use it.
2889         * tree.h (expand_switch_using_bit_tests_p): New prototype.
2890         * tree-switch-conversion.c (struct switch_conv_info): Add
2891         bit_test_uniq, bit_test_count and bit_test_bb fields.
2892         (check_range): Fix a comment.
2893         (check_process_case): Compute bit_test_uniq and bit_test_count.
2894         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
2895         allocation.
2896         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
2897         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
2898         (array_value_type): New function.
2899         (build_one_array): Use it, if it returned different type,
2900         fold_convert all constructor fields and convert back to the
2901         wider type in the generated code.
2902         (process_switch): Initialize bit_test_uniq, bit_test_count and
2903         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
2904         returned true.
2905
2906 2010-11-19  Michael Matz  <matz@suse.de>
2907
2908         PR tree-optimization/46077
2909         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
2910
2911 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
2912
2913         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2914         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
2915         function.
2916         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2917
2918 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
2919
2920         * mode-switching.c (optimize_mode_switching): Use
2921         FOR_BB_INSNS instead of open-coded loop.
2922         * cfgrtl.c (redirect_branch_edge): Ditto.
2923
2924 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
2925
2926         PR target/46436
2927         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
2928         to accomodate 32 bit HOST_WIDE_INT.
2929         (m68hc11_emit_logical): Remove unused variable insn.
2930         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
2931         this_insn_uses_iy before use.
2932
2933         PR target/46434
2934         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
2935
2936 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
2937
2938         PR c/46547
2939         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
2940         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
2941
2942 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
2943
2944         * doc/extend.texi (Function attributes): Document PowerPC target
2945         attributes that are supported.
2946         (Pragmas): Document that PowerPC now supports target pragmas.
2947
2948         * doc/options.texi (TargetVariable): Document TargetVariable,
2949         HeaderInclude, and SourceInclude.
2950
2951         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
2952         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
2953         -ffp-contract=off.
2954
2955         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
2956         SourceInclude directives.  Fix a cut+paste error with target save
2957         enum variables.  Sort enums in the structures after ints and
2958         before shorts.
2959         * opth-gen.awk: Ditto.
2960
2961         * configure.ac: Add support for HeaderInclude and SourceInclude option
2962         directives to add the appropriate files to the dependency lists.
2963         * configure: Regenerate.
2964         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
2965         (OPTIONS_C_EXTRA): New variable for SourceInclude.
2966         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
2967         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
2968         (gcc-options.o): Ditto.
2969         * opt-include.awk: New awk script to handle HeaderInclude and
2970         TargetInclude.
2971
2972         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
2973         gets saved in the target options.
2974         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
2975         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2976         (-mprototype): Ditto.
2977         (-mbit-word): ditto.
2978         (-mregnames): Ditto.
2979         (-msecure-plt): Ditto.
2980         (-mbss-plt): Ditto.
2981         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
2982         (-mpowerpc-gfxopt): Ditto.
2983         (-mmfcrf): Ditto.
2984         (-mpopcntb): Ditto.
2985         (-mfprnd): Ditto.
2986         (-mcmpb): Ditto.
2987         (-mmmfpgpr): Ditto.
2988         (-maltivec): Ditto.
2989         (-mhard-dfp): Ditto.
2990         (-mmulhw): Ditto.
2991         (-mdlmzb): Ditto.
2992         (-mmultiple): Ditto.
2993         (-mstring): Ditto.
2994         (-mpopcntd): Ditto.
2995         (-mfriz): Ditto.
2996         (-mvsx): Ditto.
2997         (-mno-update): Ditto.
2998         (-mavoid-indexed-addresses): Ditto.
2999         (-mtls-markers): Ditto.
3000         (-msched-epilog): Ditto.
3001         (-msched-prolog): Ditto.
3002         (-maix-struct-return): Ditto.
3003         (-msvr4-struct-return): Ditto.
3004         (-mxl-compat): Ditto.
3005         (-mrecip-precision): Ditto.
3006         (-mfp-in-toc): Ditto.
3007         (-msum-in-toc): Ditto.
3008         (-mvrsave): Ditto.
3009         (-mblock-move-inline-limit=): Ditto.
3010         (-misel): Ditto.
3011         (-mpaired): Ditto.
3012         (-mlongcall): Ditto.
3013         (-mgen-cell-microcode): Ditto.
3014         (-mwarn-cell-microcode): Ditto.
3015         (-mwarn-altivec-long): Ditto.
3016         (-mprioritize-restricted-insns=): Ditto.
3017         (-msingle-float): Ditto.
3018         (-mdouble-float): Ditto.
3019         (-msimple-fpu): Ditto.
3020         (-mxilinx-fpu): Ditto.
3021         * config/rs6000/aix64.opt (-mpe): Ditto.
3022
3023         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
3024         (rs6000_cpu): Move variable to be a target variable.  Rename
3025         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
3026         -mdebug=<xxx> variables into a single int.
3027         (rs6000_always_hint): Ditto.
3028         (rs6000_sched_groups): Ditto.
3029         (rs6000_align_branch_targets): Ditto.
3030         (rs6000_sched_costly_dep): Ditto.
3031         (rs6000_sched_insert_nops): Ditto.
3032         (rs6000_long_double_type_size): Ditto.
3033         (rs6000_ieeequad): Ditto.
3034         (rs6000_altivec_abi): Ditto.
3035         (rs6000_spe): Ditto.
3036         (rs6000_spe_abi): Ditto.
3037         (rs6000_float_gprs): Ditto.
3038         (rs6000_darwin64_abi): Ditto.
3039         (can_override_loop_align): Ditto.
3040         (rs6000_sdata): Ditto.
3041         (rs6000_tls_size): Ditto.
3042         (rs6000_current_abi): Ditto.
3043         (rs6000_traceback): Ditto.
3044         (rs6000_alignment_flags): Ditto.
3045         (rs6000_current_cmodel): Ditto.
3046         (rs6000_recip_control): Ditto.
3047         (rs6000_cpu_index): Ditto.
3048         (rs6000_tune_index): Ditto.
3049         (rs6000_debug): Ditto.
3050         (rs6000_target_flags_explict): Ditto.
3051
3052         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
3053         declaration.
3054
3055         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
3056         cmodel.  Change all uses.
3057
3058         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
3059         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
3060         Rename cmodel to rs6000_current_cmodel.
3061         (rs6000_sched_groups): Ditto.
3062         (rs6000_align_branch_targets): Ditto.
3063         (rs6000_sched_costly_dep): Ditto.
3064         (rs6000_sched_insert_nops): Ditto.
3065         (rs6000_long_double_type_size): Ditto.
3066         (rs6000_ieeequad): Ditto.
3067         (rs6000_altivec_abi): Ditto.
3068         (rs6000_spe): Ditto.
3069         (rs6000_spe_abi): Ditto.
3070         (rs6000_float_gprs): Ditto.
3071         (rs6000_darwin64_abi): Ditto.
3072         (can_override_loop_align): Ditto.
3073         (rs6000_sdata): Ditto.
3074         (rs6000_tls_size): Ditto.
3075         (rs6000_current_abi): Ditto.
3076         (rs6000_traceback): Ditto.
3077         (rs6000_alignment_flags): Ditto.
3078         (rs6000_current_cmodel): Ditto.
3079         (rs6000_recip_control): Ditto.
3080         (rs6000_cpu_index): Ditto.
3081         (rs6000_tune_index): Ditto.
3082         (rs6000_debug): Ditto.
3083         (rs6000_target_flags_explict): Ditto.
3084         (rs6000_sched_insert_nops_str): Make static.
3085         (rs6000_sched_costly_dep_str): Ditto.
3086         (rs6000_recip_name): Ditto.
3087         (rs6000_abi_name): Ditto.
3088         (rs6000_sdata_name): Ditto.
3089         (enum rs6000_traceback_name): Move to rs6000-opts.h.
3090         (rs6000_parse_tls_size_option): Delete.
3091         (rs6000_valid_attribute_p): New function for target attributes and
3092         pragmas.
3093         (rs6000_function_specific_save): Ditto.
3094         (rs6000_function_specific_restore): Ditto.
3095         (rs6000_function_specific_print): Ditto.
3096         (rs6000_can_inline_p): Ditto.
3097         (rs6000_set_current_function): Ditto.
3098         (rs6000_inner_target_options): Ditto.
3099         (rs6000_debug_target_options): Ditto.
3100         (rs6000_pragma_target_parse): Ditto.
3101         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
3102         attributes and pragmas.
3103         (TARGET_OPTION_SAVE): Ditto.
3104         (TARGET_OPTION_RESTORE): Ditto.
3105         (TARGET_OPTION_PRINT): Ditto.
3106         (TARGET_CAN_INLINE_P): Ditto.
3107         (TARGET_SET_CURRENT_FUNCTION): Ditto.
3108         (POWER_MASKS): Move to file level scope from the
3109         rs6000_option_override_internal function.
3110         (POWERPC_MASKS): Ditto.
3111         (ISA_*_MASKS): Ditto.
3112         (struct rs6000_ptt): Ditto.
3113         (processor_target_table): Ditto.
3114         (rs6000_cpu_name_lookup): Map cpu name to an index in
3115         processor_target_table.
3116         (rs6000_debug_reg_global): Print more information on processor
3117         options for -mdebug=reg.
3118         (rs6000_init_hard_regno_mode_ok): Add support for target
3119         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
3120         Allow -mdebug=val1,val2.  Rename cmodel variable.
3121         (rs6000_option_override_internal): Ditto.
3122         (rs6000_option_override): Ditto.
3123         (rs6000_handle_option): Ditto.
3124         (rs6000_conditional_register_usage): Add debug trace message.
3125         (struct rs6000_opt_mask): New for target attribute/pragma support.
3126         (rs6000_opt_masks): Ditto.
3127         (struct rs6000_opt_var): Ditto.
3128         (rs6000_opt_vars): Ditto.
3129         (rs6000_previous_function): Ditto.
3130
3131         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
3132         wasn't already included.
3133         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
3134         (enum processor_type): Ditto.
3135         (rs6000_cpu): Ditto.
3136         (enum fpu_type_t): Ditto.
3137         (fpu_type): Ditto.
3138         (enum rs6000_dependence_cost): Ditto.
3139         (enum rs6000_nop_insertion): Ditto.
3140         (enum group_termination): Ditto.
3141         (rs6000_long_double_type_size): Ditto.
3142         (rs6000_ieeequad): Ditto.
3143         (rs6000_altivec_abi): Ditto.
3144         (rs6000_spe_abi): Ditto.
3145         (rs6000_spe): Ditto.
3146         (rs6000_float_gprs): Ditto.
3147         (rs6000_alignment_flags): Ditto.
3148         (rs6000_sched_insert_nops): Ditto.
3149         (enum rs6000_vector): Ditto.
3150         (enum rs6000_abi): Ditto.
3151         (rs6000_current_opt): Ditto.
3152         (rs6000_debug_*): Delete.
3153         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
3154         (TARGET_DEBUG*): Ditto.
3155
3156         * config/rs6000/rs6000-opts.h: New header file to define the enums
3157         that are used in target variables that are now defined in rs6000.opt.
3158
3159         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
3160         rs6000-opts.h.
3161         (rs6000_sdata): Ditto.
3162         (rs6000_abi_name): Delete.
3163         (rs6000_sdata_name): Ditto.
3164         (rs6000_tls_size_string): Ditto.
3165
3166 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3167
3168         * common.opt (debug_struct_ordinary, debug_struct_generic): New
3169         Variable entries.
3170         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
3171         should_emit_struct_debug): Move from opts.c.
3172         * flag-types.h (enum debug_struct_file): Move from opts.c.
3173         * flags.h (should_emit_struct_debug): Remove.
3174         (base_of_path): Declare.
3175         (set_struct_debug_option): Add gcc_options parameter.
3176         * optc-gen.awk, opth-gen.awk: Handle array variables.
3177         * opts.c (enum debug_struct_file, debug_struct_ordinary,
3178         debug_struct_generic): Remove.
3179         (set_struct_debug_option): Add gcc_options parameter.
3180         (base_of_path): Remove static.
3181         (main_input_basename, main_input_baselength, matches_main_base,
3182         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
3183         Remove.
3184         * toplev.c (main_input_basename, main_input_baselength): Define
3185         here.
3186         * toplev.h (main_input_basename, main_input_baselength): Declare
3187         here.
3188
3189 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3190
3191         * common.opt (flag_instrument_functions_exclude_functions,
3192         flag_instrument_functions_exclude_files): New Variable definitions.
3193         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
3194         * gimplify.c (char_p): Declare type and vectors.
3195         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
3196         * opts.c (flag_instrument_functions_exclude_functions,
3197         flag_instrument_functions_exclude_files): Remove.
3198         (add_comma_separated_to_vector): Take void **.
3199         (flag_instrument_functions_exclude_p): Move to gimplify.c.
3200         (common_handle_option): Use options structure for
3201         -finstrument-functions-exclude- options.
3202
3203 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
3204
3205         * doc/options.texi (Var): Document effects of Defer.
3206         (Defer): Document.
3207         * opt-functions.awk (var_type, var_set): Handle deferred options.
3208         * opts-common.c (set_option): Handle CLVC_DEFER.
3209         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
3210         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
3211         fstack-limit-symbol=): Mark as deferred.
3212         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
3213         plugin.h.
3214         (print_filtered_help): Don't report state of CLVC_DEFER options.
3215         (common_handle_option): Move code for OPT_fcall_used_,
3216         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
3217         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
3218         OPT_fstack_limit_symbol_ to opts-global.c.
3219         (option_enabled, get_option_state): Handle CLVC_DEFER.
3220         * opts.h: Include vec.h.
3221         (enum cl_var_type): Add CLVC_DEFER.
3222         (cl_deferred_option): Define type and vectors.
3223         (handle_common_deferred_options): Declare.
3224         * opts-global.c: New.
3225         * toplev.c (toplev_main): Call handle_common_deferred_options
3226         * Makefile.in (OPTS_H): Include $(VEC_H).
3227         (OBJS-common): Include opts-global.o.
3228         (opts.o): Update dependencies.
3229         (opts-global.o): Add dependencies.
3230
3231 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
3232
3233         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
3234         to objc_declare_protocols.
3235
3236 2010-11-19  Richard Guenther  <rguenther@suse.de>
3237
3238         PR lto/45789
3239         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
3240         IDENTIFIERs do not stream TREE_TYPE.
3241         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
3242
3243 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
3244
3245         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
3246
3247 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
3248
3249         PR target/45870
3250         * dwarf2out.c (const_ok_for_output_1): Don't complain about
3251         non-delegitimized TLS UNSPECs.
3252
3253 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
3254             Ian Lance Taylor  <iant@google.com>
3255
3256         * config/darwin-c.c (darwin_additional_format_types): Export.
3257
3258 2010-11-18  Paul Koning  <ni1d@arrl.net>
3259
3260         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
3261         pointer.
3262
3263 2010-11-18  Paul Koning  <ni1d@arrl.net>
3264
3265         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
3266         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
3267         * config/pdp11/pdp11.opt (-mabshi): Delete.
3268
3269 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
3270
3271         * resource.h (struct resources): Fix typo in the comment.
3272
3273 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
3274
3275         PR target/46546
3276         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
3277
3278 2010-11-18  Richard Henderson  <rth@redhat.com>
3279
3280         PR middle-end/46515
3281         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
3282         maybe_copy_epilogue_insn; handle prologue insns as well.
3283         * rtl.h, cfglayout.c: Update for rename.
3284         * recog.c (peep2_attempt): Copy prologue/epilogue data for
3285         RTX_FRAME_RELATED_P insns.
3286
3287 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
3288
3289         PR middle-end/46534
3290         * builtins.c (fold_builtin_printf): Don't copy and modify string
3291         before build_string_literal, instead modify what
3292         build_string_literal returned.
3293
3294 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
3295
3296         PR c/33193
3297         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
3298         REALPART_EXPR and IMAGPART_EXPR.
3299
3300 2010-11-18  Richard Guenther  <rguenther@suse.de>
3301
3302         PR tree-optimization/46172
3303         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
3304         function.
3305         (slpeel_tree_peel_loop_to_edge): Call it.
3306
3307 2010-11-18  Jeff Law  <law@redhat.com>
3308
3309         PR middle-end-optimization/46297
3310         * postreload.c (reload_combine_note_store): Deal with embedded
3311         side effects in MEM expressions.
3312
3313 2010-11-18  Richard Guenther  <rguenther@suse.de>
3314
3315         PR lto/45089
3316         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
3317         when checking is not enabled.
3318
3319 2010-11-18  Richard Guenther  <rguenther@suse.de>
3320
3321         PR lto/46525
3322         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
3323         type leaders.
3324         (gimple_register_canonical_type): Also cache the canoncial type
3325         for non type leaders.
3326
3327 2010-11-18  Richard Guenther  <rguenther@suse.de>
3328
3329         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
3330
3331 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
3332
3333         PR middle-end/46518
3334         * sel-sched-ir.c (init_expr): Use the correct type for
3335         target_available.
3336         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
3337
3338 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
3339
3340         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
3341         as well as -mrelocatable at the same time.
3342
3343 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
3344
3345         PR target/46422
3346         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
3347         Call the clz builtin.
3348
3349 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
3350             Steve Ellcey  <sje@cup.hp.com>
3351
3352         PR middle-end/31490
3353         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
3354         if section attribute used.
3355
3356 2010-11-17  Jan Hubicka  <jh@suse.cz>
3357
3358         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
3359         expand errno setting variant when optimizing for size.
3360
3361 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
3362
3363         * postreload.c (reload_combine): Call control_flow_insn_p only once.
3364         Reverse backward loop.  Fix formatting issues.
3365
3366 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
3367
3368         * c-parser.c (c_token_is_qualifier,
3369         c_parser_next_token_is_qualifier): New.
3370         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
3371         Improve error message on specs->tagdef_seen_p.
3372         (c_parser_struct_or_union_specifier): Improve error recovery.
3373         (c_parser_declspecs): Move exit condition on C_ID_ID early.
3374         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
3375         using c_parser_next_token_is_qualifier; extend it to cover
3376         a ctsk_tagdef typespec and !typespec_ok in general.
3377
3378 2010-11-17  Richard Guenther  <rguenther@suse.de>
3379
3380         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
3381         (gimple_mod_pow2_value_transform): Likewise.
3382         (gimple_mod_subtract_transform): Likewise.
3383
3384 2010-11-17  Richard Guenther  <rguenther@suse.de>
3385
3386         PR lto/46504
3387         * gimple.c (gimple_register_canonical_type): Make sure to only
3388         make type leaders canonical types.
3389
3390 2010-11-17  Michael Matz  <matz@suse.de>
3391
3392         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
3393         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
3394         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
3395         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
3396         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
3397         (pass_build_ssa): ... but here.
3398         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
3399         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
3400         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
3401         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
3402         * predict.c (rebuild_frequencies): Ditto.
3403         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
3404         * emit-rtl.c (verify_rtl_sharing): Ditto.
3405         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
3406         * tree-ssa-live.c (remove_unused_locals): Ditto.
3407         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
3408         * tree-ssa.c (pass_early_warn_uninitialized,
3409         execute_update_addresses_taken, pass_update_address_taken): Ditto.
3410         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3411         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
3412         * passes.c (pass_postreload, execute_todo): Ditto.
3413         * tree-ssanames.c (pass_release_ssa_names): Ditto.
3414
3415 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3416
3417         * doc/invoke.texi (-dy): Remove.
3418         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
3419         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
3420         * langhooks.c (lhd_do_nothing_i): Remove.
3421         * langhooks.h (lang_hooks.parse_file): Take no arguments.
3422         * toplev.c (set_yydebug): Remove.
3423         (compile_file): Update call to lang_hooks.parse_file.
3424         (decode_d_option): Don't handle -dy.
3425
3426 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3427
3428         PR rtl-optimization/46440
3429         * combine.c (update_cfg_for_uncondjump): When changing
3430         an indirect jump into unconditional jump, remove BARRIERs
3431         from bb's footer.
3432
3433 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
3434
3435         * opts.c (target_handle_option): Do not assert that loc ==
3436         UNKNOWN_LOCATION.
3437
3438 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
3439             Richard Guenther  <rguenther@suse.de>
3440
3441         PR middle-end/45838
3442         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
3443         call_may_clobber_ref_p_1): Return true for __sync_* and some
3444         OpenMP builtins that act as threading barriers.
3445
3446 2010-11-17  Richard Guenther  <rguenther@suse.de>
3447
3448         PR tree-optimization/46498
3449         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
3450
3451 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3452
3453         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
3454         (xtensa_function_arg_boundary): ...this.
3455         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
3456         thinko in declaration.
3457         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
3458         number of parameters to picochip_function_arg_boundary.
3459         (picochip_arg_advance): Likewise.
3460
3461 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3462
3463         PR target/46512
3464         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
3465         under check for type.
3466
3467 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3468
3469         * ifcvt.c (dead_or_predicable): Fix typo.
3470
3471 2010-11-16  Richard Henderson  <rth@redhat.com>
3472
3473         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
3474         * config/s390/s390.opt (mfused-madd): Remove.
3475         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
3476         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
3477         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
3478         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
3479
3480 2010-11-16  Richard Henderson  <rth@redhat.com>
3481
3482         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
3483         * config/rs6000/rs6000.opt (mfused-madd): Remove.
3484         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
3485         (*altivec_vmaddfp_1): Remove.
3486         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
3487         (altivec_mulv4sf3): Expand to FMA directly.
3488         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
3489         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
3490         * config/rs6000/paired.md (paired_madds0): Use FMA.
3491         (paired_madds1): Likewise.
3492         (*paired_madd): Rename from paired_madd; use FMA.
3493         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
3494         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
3495         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
3496         (bdesc_3arg): Update CODE_FOR_* for pattern renames.
3497         (rs6000_emit_madd): Use fma_optab.
3498         (rs6000_emit_msub): Use fms_optab.
3499         (rs6000_emit_nmsub): Expand the FMA pattern directly.
3500         * config/rs6000/rs6000.md (FMA_F): New mode iterator.
3501         (*fmasf4_fpr): Rename from fmasf4_fpr.
3502         (*nfmasf4_fpr): Rename from *fnmasf4_fpr.
3503         (*nfmssf4_fpr): Rename from *fnmssf4_fpr.
3504         (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove.
3505         (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove.
3506         (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove.
3507         (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove.
3508         (*fmadf4_fpr): Rename from fmadf4_fpr.
3509         (*nfmadf4_fpr): Rename from *fnmadf4_fpr.
3510         (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr.
3511         (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove.
3512         (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove.
3513         (fmasf4, fmadf4): Macroize into...
3514         (fma<FMA_F>4): ... here.
3515         (fms<FMA_F>4, fnma<FMA_F>4, fnms<FMA_F>4): New.
3516         (nfma<FMA_F>4, nfms<FMA_F>4): New.
3517         * config/rs6000/vector.md (mul<VEC_F>3): Do not depend on
3518         TARGET_FUSED_MADD.
3519         * config/rs6000/vsx.md (vsx_fmadd<VSX_B>4): Remove.
3520         (*vsx_fmadd<mode>4_1): Remove.
3521         (vsx_fmsub<mode>4, *vsx_fmsub<mode>4_1): Remove.
3522         (vsx_fnmadd<mode>4_1, vsx_fnmadd<mode>4_2): Remove.
3523         (vsx_fnmsub<mode>4_1, vsx_fnmsub<mode>4_2): Remove.
3524         (*vsx_fma<mode>4): Rename from vsx_fmadd<mode>4_2.
3525         (*vsx_fms<mode>4): Rename from vsx_fmsub<mode>4_2.
3526         (*vsx_nfma<mode>4): Rename from vsx_fnmadd<mode>4.
3527         (*vsx_nfms<mode>4): Rename from vsx_fnmsub<mode>4.
3528
3529 2010-11-16  Richard Henderson  <rth@redhat.com>
3530
3531         * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
3532         (fmasf4, fnmadf4, fnmasf4): Likewise.
3533         (unnamed plus+mult insns and splitters): Delete.
3534
3535 2010-11-16  Richard Henderson  <rth@redhat.com>
3536
3537         * config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
3538         (fnma<VSF>4): Rename from fnms_<VSF>.
3539         (fms<VSF>4): Rename from fms_<VSF>.
3540         (fma<VDF>4): Rename from fma_<VDF>.
3541         (fms<VDF>4): Rename from fms_<VDF>.
3542         (nfma<VDF>4): Rename from fnma_<VDF>.
3543         (nfms<VDF>4): Rename from fnms_<VDF>.
3544         (fnma<VDF>4, fnms<VDF>4): New expanders.
3545         (floatunsdisf2): Update for the renames.
3546         (*div<VSF>3_fast, *div<VSF>3_adjusted): Likewise.
3547         * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames.
3548
3549 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3550
3551         PR rtl-optimization/46490
3552         * combine.c (expand_compound_operation): Fix thinko.
3553
3554 2010-11-16  Richard Henderson  <rth@redhat.com>
3555
3556         PR target/46470
3557         * recog.c (peep2_attempt): Convert frame-related info when possible.
3558         (peep2_fill_buffer): Allow frame-related insns into the buffer.
3559         (peephole2_optimize): Allow peep2_attempt to fail.
3560
3561 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
3562
3563         PR rtl-optimization/46315
3564         * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare.
3565         * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function
3566         extracted from...
3567         * dce.c (delete_corresponding_reg_eq_notes): ...here.  Rename into...
3568         (remove_reg_equal_equiv_notes_for_defs): ...this.
3569         (delete_unmarked_insns): Adjust to above renaming.
3570         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes
3571         referring to registers set in the insns being moved, if any.
3572
3573         * df-core.c (df_ref_dump): New function extracted from...
3574         (df_refs_chain_dump): ...here.  Call it.
3575         (df_regs_chain_dump): Likewise.
3576         * df-problems.c (df_chain_dump): Print 'e' for uses in notes.
3577         * df-scan.c (df_scan_start_dump): Likewise.  Fix long line.
3578
3579 2010-11-16  Andreas Schwab  <schwab@linux-m68k.org>
3580
3581         PR rtl-optimization/46395
3582         * postreload.c (reload_combine): Invalidate register use
3583         information on all control flow insns.
3584
3585         * config/m68k/m68k.c (m68k_delegitimize_address): Also expect
3586         LABEL_REF in UNSPEC operand.
3587
3588 2010-11-16  Jan Hubicka  <jh@suse.cz>
3589
3590         * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...;
3591         when !flag_toplevel_reorder do not remove unless variable is
3592         COMDAT or ARTIFICIAL.
3593         * ipa.c (varpool_can_remove_if_no_refs): ... here.
3594         (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay.
3595         * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too.
3596         * varpool.c (decide_is_variable_needed): Do not handle visibility
3597         issues.
3598         (varpool_finalize_decl): Likewise.
3599         (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node;
3600         update outdated comment on DECL_RTL_SET_P check.
3601
3602 2010-11-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3603
3604         * config/sol2.h (NM_FLAGS): Define.
3605         * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document.
3606         * doc/tm.texi: Update.
3607
3608 2010-11-16  Nick Clifton  <nickc@redhat.com>
3609
3610         * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code.
3611         (msubsf4): Rename to fmssf4, and use fma.
3612         (nmaddsf4): Rename to fnmasf4 and use fma.
3613         (nmsubsf4): Rename to fnmssf4 and use fma.
3614
3615 2010-11-16  Joern Rennecke  <amylaar@spamcop.net>
3616
3617         PR target/44762
3618         * config/score/score3.c (score3_return_in_memory): Constify arguments.
3619         (score3_in_small_data_p, score3_function_value): Likewise.
3620         (score3_trampoline_init): Use LCT_NORMAL.
3621         (score3_print_operand): Initialize code as UNKNOWN.
3622         * config/score/predicates.md (score_load_multiple_operation):
3623         Remove unused variable.
3624         (score_store_multiple_operation): Likewise.
3625         * config/score/score7.c (score7_return_in_memory): Constify arguments.
3626         (score7_in_small_data_p, score7_function_value): Likewise.
3627         (score7_trampoline_init): Use LCT_NORMAL.
3628         (score7_print_operand): Initialize code as UNKNOWN.
3629         * config/score/score3.h (score3_return_in_memory): Update prototype.
3630         (score3_in_small_data_p, score3_function_value): Likewise.
3631         * config/score/score-protos.h (score_function_value): Likewise.
3632         * config/score/score7.h (score7_return_in_memory): Update prototype.
3633         (score7_in_small_data_p, score7_function_value): Likewise.
3634         * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify.
3635         (score_return_in_memory, score_pass_by_reference): Constify arguments.
3636         (score_output_mi_thunk, score_function_prologue): Don't return a value.
3637         (score_function_epilogue, score_in_small_data_p): Likewise.
3638         (score_option_override, score_asm_trampoline_template): Likewise.
3639         (score_trampoline_init, score_print_operand): Likewise.
3640         (score_print_operand_address, score_prologue): Likewise.
3641         (score_epilogue, score_call, score_call_value): Likewise.
3642         (score_movsicc, score_movdi, score_zero_extract_andi): Likewise.
3643         (score_function_arg_advance): Likewise. Make static.
3644         (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED.
3645         (score_function_arg, score_legitimate_address_p): Make static.
3646         (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED.
3647         * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class.
3648         * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE):
3649         Allow (W) == HOST_BITS_PER_WIDE_INT.
3650
3651         PR java/46386
3652         * config/pdp11/t-pdp11 (java/constants.o-warn): Remove.
3653         * config/t-pnt16-warn (java/constants.o-warn): Likewise.
3654
3655 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3656
3657         * config/arc/arc.c: Delete pasto.
3658         * config/pa/pa.c (pa_function_arg_boundary): Add missing comparison.
3659
3660 2010-11-16  Anatoly Sokolov  <aesok@post.ru>
3661
3662         * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS,
3663         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
3664         * config/mn10300/mn10300.c (TARGET_PREFERRED_RELOAD_CLASS,
3665         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
3666         (mn10300_preferred_reload_class,
3667         mn10300_preferred_output_reload_class): New functions.
3668
3669 2010-11-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3670
3671         * gensupport.c (MNEMONIC_ATTR_NAME, MNEMONIC_HTAB_SIZE): New macros.
3672         (htab_eq_string, add_mnemonic_string, gen_mnemonic_setattr)
3673         (mnemonic_htab_callback, gen_mnemonic_attr): New functions.
3674         (init_rtx_reader_args_cb): Invoke gen_mnemonic_attr.
3675
3676 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3677
3678         * builtins.c (std_gimplify_va_arg_expr): Use
3679         targetm.calls.function_arg_boundary.
3680         * function.c (assign_parms, locate_and_pad_parm): Likewise.
3681         * calls.c (struct arg_data): Update comment.
3682         * defaults.h (FUNCTION_ARG_BOUNDARY): Delete.
3683         * target.def (function_arg_boundary): Define.
3684         * targhooks.h (default_function_arg_boundary): Declare.
3685         * targhooks.c (default_function_arg_boundary): Define.
3686         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Use
3687         TARGET_FUNCTION_ARG_BOUNDARY.
3688         (FUNCTION_ARG_BOUNDARY): Delete.
3689         (TARGET_FUNCTION_ARG_BOUNDARY): New.
3690         * doc/tm.texi: Regenerate.
3691         * system.h (FUNCTION_ARG_BOUNDARY): Poison.
3692         * config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete.
3693         * config/arc/arc.c (arc_function_arg_boundary): Define.
3694         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3695         * config/arm/arm.h (FUNCTION_ARG_BOUNDARY): Delete.
3696         * config/arm/arm-protos.h (arm_needs_doubleword_align): Delete.
3697         * config/arm/arm.c (arm_needs_doubleword_align): Make static.
3698         (arm_function_arg_boundary): Define.
3699         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3700         * config/frv/frv.h (FUNCTION_ARG_BOUNDARY): Delete.
3701         * config/frv/frv-protos.h (frv_function_arg_boundary): Delete.
3702         * config/frv/frv.c (frv_function_arg_boundary): Make static.
3703         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3704         * config/i386/i386.h (FUNCTION_ARG_BOUNDARY): Delete.
3705         * config/i386/i386-protos.h (ix86_function_arg_boundary): Delete.
3706         * config/i386/i386.c (ix86_function_arg_boundary): Make static.
3707         (ix86_compat_function_arg_boundary): Take and return unsigned int.
3708         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3709         * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Delete.
3710         * config/ia64/ia64-protos.h (ia64_function_arg_boundary): Delete.
3711         * config/ia64/ia64.c (ia64_function_arg_boundary): Make static.
3712         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3713         * config/m32c/m32c.h (FUNCTION_ARG_BOUNDARY): Delete.
3714         * config/m32c/m32c.c (m32c_function_arg_boundary): Define.
3715         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3716         * config/m32r/m32r.h (FUNCTION_ARG_BOUNDARY): Delete.
3717         * config/mcore/mcore.h (FUNCTION_ARG_BOUNDARY): Delete.
3718         * config/mcore/mcore.c (mcore_function_arg_boundary): Define.
3719         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3720         * config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Delete.
3721         * config/mips/mips-protos.h (mips_function_arg_boundary): Delete.
3722         * config/mips/mips.c (mips_function_arg_boundary): Make static.
3723         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3724         * config/pa/pa.h (FUNCTION_ARG_BOUNDARY): Delete.
3725         * config/pa/pa.c (pa_function_arg_boundary): Define.
3726         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3727         * config/picochip/picochip.h (FUNCTION_ARG_BOUNDARY): Delete.
3728         * config/picochip/picochip-protos.h
3729         (picochip_get_function_arg_boundary): Delete.
3730         * config/picochip/picochip.c (picochip_get_function_arg_boundary):
3731         Rename to...
3732         (picochip_function_arg_boundary): ...this.  Make static.
3733         (picochip_function_arg, picochip_arg_partial_bytes): Adjust.
3734         (picochip_arg_advance): Adjust.
3735         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3736         * config/rs6000/rs6000.h (FUNCTION_ARG_BOUNDARY): Delete.
3737         * config/rs6000/rs6000-protos.h (function_arg_boundary): Delete.
3738         * config/rs6000/rs6000.c (function_arg_boundary): Rename to...
3739         (rs6000_function_arg_boundary): ...this.  Make static.
3740         (rs6000_parm_start, rs6000_gimplify_va_arg): Adjust.
3741         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3742         * config/rx/rx.h (FUNCTION_ARG_BOUNDARY): Delete.
3743         * config/rx/rx.c (rx_function_arg_boundary): Define.
3744         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3745         * config/sparc/sparc.h (FUNCTION_ARG_BOUNDARY): Delete.
3746         * config/sparc/sparc.c (sparc_function_arg_boundary): Define.
3747         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3748         * config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Delete.
3749         * config/xtensa/xtensa-protos.h (function_arg_boundary): Delete.
3750         * config/xtensa/xtensa.c (function_arg_boundary): Rename to...
3751         (xtensa_function_arg_boundary): ...this.  Make static.
3752         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
3753
3754 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3755
3756         * expr.c (alignment_for_piecewise_move): New function.
3757         (widest_int_mode_for_size): New function.
3758         (move_by_pieces, move_by_pieces_ninsns): Call them.
3759         (can_store_by_pieces, store_by_pieces_1): Likewise.
3760
3761 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3762
3763         * gcc.c (char_p): Define.  Define a VEC of it.
3764         (n_linker_options, n_assembler_options, n_preprocessor_options):
3765         Delete.
3766         (linker_options, assembler_options, preprocessor_options): Convert
3767         to a VEC.
3768         (add_preprocessor_option): Adjust.
3769         (add_assembler_option): Adjust.
3770         (add_linker_option): Adjust.
3771         (do_specs_vec): New function.
3772         (do_spec_1): Call it.  Adjust for new types.
3773
3774 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3775
3776         * Makefile.in (bitmap.o, ebitmap.o, et-forest.o): Update dependencies.
3777         (sreal.o, statistics.o, stringpool.o): Likewise.
3778
3779 2010-11-16  Richard Guenther  <rguenther@suse.de>
3780
3781         PR tree-optimization/44545
3782         * tree-ssa-reassoc.c (linearize_expr_tree): Possibly throwing
3783         statements are not reassociatable.
3784         (reassociate_bb): Likewise.
3785
3786 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
3787
3788         * bitmap.c: Delete unnecessary includes.
3789         * ebitmap.c: Likewise.
3790         * et-forest.c: Likewise.
3791         * sreal.c: Likewise.
3792         * statistics.c: Likewise.
3793         * stringpool.c: Likewise.
3794         * double-int.c: Add comment for inclusion of tm.h.
3795
3796 2010-11-16  Richard Guenther  <rguenther@suse.de>
3797
3798         * tree-ssa-sccvn.c (visit_unary_op): Rename to ...
3799         (visit_nary_op): ... this.
3800         (visit_binary_op): Remove.
3801         (visit_use): Adjust and handle GIMPLE_TERNARY_RHS.
3802
3803 2010-11-16  Richard Guenther  <rguenther@suse.de>
3804
3805         PR middle-end/45172
3806         * tree-eh.c (cleanup_empty_eh_unsplit): Avoid creating duplicate edges.
3807
3808 2010-11-16  Nick Clifton  <nickc@redhat.com>
3809
3810         * config/rx/rx.c (rx_is_ms_bitfield_layout): Return false if the
3811         record is packed.
3812
3813 2010-11-15  Richard Henderson  <rth@redhat.com>
3814
3815         * fold-const.c (operand_equal_for_comparison_p): Handle FMA_EXPR,
3816         WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR, VEC_COND_EXPR and
3817         DOT_PROD_EXPR.
3818
3819 2010-11-15  Richard Henderson  <rth@redhat.com>
3820
3821         * config/mn10300/mn10300.md (fmasf4, fmssf4, fnmasf4, fnmssf4): Rename
3822         from fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4 respectively.  Use
3823         fma rtx_code.
3824
3825 2010-11-15  Richard Henderson  <rth@redhat.com>
3826
3827         * config/frv/frv.md (fmasf4, fmssf4): Rename from *muladdsf4
3828         and *mulsubsf4 respectively.  Use fma rtx_code.
3829
3830 2010-11-15  Joseph Myers  <joseph@codesourcery.com>
3831
3832         * gcc.c: Include "vec.h".
3833         (argbuf): Make into a VEC.
3834         (argbuf_length, argbuf_index): Remove.
3835         (alloc_args, clear_args, store_arg, execute, insert_wrapper,
3836         do_spec, do_self_spec, do_spec_1, eval_spec_function, main,
3837         compare_debug_dump_opt_spec_function: Use VEC interfaces on argbuf.
3838         * Makefile.in (GCC_OBJS): Add vec.o and ggc-none.o.
3839         (gcc.o): Depend on $(VEC_H).
3840
3841 2010-11-15  Richard Henderson  <rth@redhat.com>
3842
3843         * loop-unroll.c (analyze_insn_to_expand_var): Accept accumulation
3844         via FMA if unsafe math.
3845         (insert_var_expansion_initialization): Handle FMA.
3846         (combine_var_copies_in_loop_exit): Likewise.
3847
3848 2010-11-15  Richard Henderson  <rth@redhat.com>
3849
3850         * config.gcc [ia64-*] (extra_options): Add fused-madd.opt.
3851         * config/ia64/ia64.opt: Remove mfused-madd.
3852         * config/ia64/ia64.c (ia64_rtx_costs): Handle FP MULT, PLUS, FMA.
3853         * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_FUSED_MADD.
3854         * config/ia64/vms64.h (TARGET_DEFAULT): Likewise.
3855         * config/ia64/ia64.h (TARGET_DEFAULT): Likewise.
3856         * config/ia64/hpux.h (TARGET_DEFAULT): Likewise.
3857         * config/ia64/vect.md (addv2sf3, subv2sf3): Generate FMA.
3858         (*addv2sf3_1, *addv2sf3_2, *subv2sf3_1, *subv2sf3_2): Remove.
3859         (fmav2sf4): Rename from fpma; use FMA code.
3860         (fmsv2sf4): Rename from fpms; use FMA code.
3861         (fnmav2sf4): Rename from *fpnma; use FMA code.
3862         * config/ia64/ia64.md (MODE_SDF): New iterator.
3863         (suffix): New mode attribute.
3864         (*maddsf4, *msubsf4, *nmaddsf4): Remove.
3865         (fmssf4): Rename from *fmssf4.
3866         (fnmasf4): Rename from *nfmasf4.
3867         (*madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc): Remove.
3868         (*nmadddf4, *nmadddf4_truncsf): Remove.
3869         (fmsdf4): Rename from *fmsdf4.
3870         (fnmadf4): Rename from *nfmadf4.
3871         (*fmadf_trunc_sf, *fmsdf_trunc_sf, *fnmadf_trunc_sf): New.
3872         (*maddxf4, *maddxf4_truncsf, *maddxf4_truncdf): Remove.
3873         (*msubxf4, *msubxf4_truncsf, *msubxf4_truncdf): Remove.
3874         (*nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf): Remove.
3875         (fmsxf4): Rename from *fmsxf4.
3876         (fnmaxf4): Rename from *nfmaxf4.
3877         (*fmaxf_trunc_<MODE_SDF>, *fmsxf_trunc_<MODE_SDF>): New.
3878         (*fnmaxf_trunc_<MODE_SDF>): New.
3879
3880 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
3881
3882         PR tree-optimization/46461
3883         * tree-ssa-forwprop.c (simplify_builtin_call): Ensure ptr1 is
3884         a gimple val.
3885
3886 2010-11-15  Ian Lance Taylor  <iant@google.com>
3887
3888         * godump.c: New file.
3889         * common.opt (fdump-go-spec=): New option.
3890         * tree.h: Add comments for TYPE_SYMTAB_ADDRESS and friends.
3891         (TYPE_SYMTAB_IS_ADDRESS, TYPE_SYMTAB_IS_POINTER): Define.
3892         (TYPE_SYMTAB_IS_DIE): Define.
3893         (struct tree_type): Change GTY for symtab field to use
3894         TYPE_SYMTAB_IS_ADDRESS and friends and to use a debug_hooks field
3895         to pick the union field.
3896         * debug.h (struct gcc_debug_hooks): Add tree_type_symtab_field.
3897         (dump_go_spec_init): Declare.
3898         * toplev.c (process_options): Handle flag_dump_go_spec.
3899         * debug.c: Include "tree.h".
3900         (do_nothing_debug_hooks): Set tree_type_symtab_field.
3901         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3902         * dbxout.c (dbx_debug_hooks): Likewise.
3903         (xcoff_debug_hooks): Likewise.
3904         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3905         * sdbout.c (sdb_debug_hooks): Likewise.  Do not define if
3906         SDB_DEBUGGING_INFO is not defined.
3907         * doc/invoke.texi (Option Summary): Mention -fdump-go-spec.
3908         (Overall Options): Document -fdump-go-spec.
3909         * Makefile.in (OBJS-common): Add godump.o.
3910         (debug.o): Add dependency on $(TREE_H).
3911         (godump.o): New target.
3912         (GTFILES): Add $(srcdir)/godump.c.
3913
3914 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
3915
3916         PR debug/46095
3917         * config/i386/i386.c (pro_epilogue_adjust_stack): Instead of
3918         marking r11 set RTX_FRAME_RELATED_P if offset is too large for
3919         style < 0, add REG_FRAME_RELATED_EXPR.
3920
3921         PR debug/46387
3922         * rtl.h (vt_equate_reg_base_value): New prototype.
3923         * alias.c (vt_equate_reg_base_value): New function.
3924         * var-tracking.c (vt_init_cfa_base): Use it.
3925
3926 2010-11-15  Jan Hubicka  <jh@suse.cz>
3927             Diego Novillo  <dnovillo@google.com>
3928
3929         PR lto/41528
3930         * doc/lto.texi: Add.
3931         * doc/gccint.texi: Add reference to lto.texi.
3932         * doc/invoke.texi: Update user documentation for LTO.
3933         Move internal flags to lto.texi
3934
3935 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3936
3937         * c-typeck.c (build_unary_op): Use
3938         objc_build_incr_expr_for_property_ref to build the pre/post
3939         increment/decrement of an Objective-C property ref, and skip the
3940         lvalue_or_else check in that case.
3941
3942 2010-11-15  Martin Jambor  <mjambor@suse.cz>
3943
3944         PR tree-optimization/46349
3945         * tree-sra.c (contains_bitfld_comp_ref_p): New function.
3946         (contains_vce_or_bfcref_p): Likewise.
3947         (sra_modify_assign): Use them.
3948
3949 2010-11-15  Richard Guenther  <rguenther@suse.de>
3950
3951         PR tree-optimization/46467
3952         * tree-ssa-structalias.c (do_structure_copy): Properly treat
3953         variables without subvars.
3954
3955 2010-11-15  Hariharan Sandanagobalane  <hariharan@picochip.com>
3956
3957         * config/picochip/picochip.c (file header): Picochip name change.
3958         * config/picochip/picochip.md (file header): Likewise.
3959         * config/picochip/predicates.md (file header): Likewise.
3960         * config/picochip/dfa_space.md (file header): Likewise.
3961         * config/picochip/dfa_speed.md (file header): Likewise.
3962         * config/picochip/picochip.h(file header): Likewise.
3963         * config/picochip/constraints.md (file header): Likewise.
3964         * config/picochip/picochip-protos.h (file header): Likewise.
3965         * config/picochip/libgccExtras/setjmp.asm (file header): Likewise.
3966         * config/picochip/libgccExtras/divmodsi4.asm (file header): Likewise.
3967         * config/picochip/libgccExtras/ashlsi3.asm (file header): Likewise.
3968         * config/picochip/libgccExtras/longjmp.asm (file header): Likewise.
3969         * config/picochip/libgccExtras/ashlsi3.c (file header): Likewise.
3970         * config/picochip/libgccExtras/popcounthi2.asm (file header): Likewise.
3971         * config/picochip/libgccExtras/parityhi2.asm (file header): Likewise.
3972         * config/picochip/libgccExtras/udivmodhi4.asm (file header): Likewise.
3973         * config/picochip/libgccExtras/ashrsi3.asm (file header): Likewise.
3974         * config/picochip/libgccExtras/ashrsi3.c (file header): Likewise.
3975         * config/picochip/libgccExtras/ucmpsi2.asm (file header): Likewise.
3976         * config/picochip/libgccExtras/divmodhi4.asm (file header): Likewise.
3977         * config/picochip/libgccExtras/lshrsi3.asm (file header): Likewise.
3978         * config/picochip/libgccExtras/subdi3.asm (file header): Likewise.
3979
3980 2010-11-15  Richard Guenther  <rguenther@suse.de>
3981
3982         PR bootstrap/46474
3983         * tree-ssa-math-opts.c (convert_mult_to_fma): Disregard debug stmts.
3984
3985 2010-11-15  Nick Clifton  <nickc@redhat.com>
3986
3987         * config/stormy16/stormy16.c (direct_return): Do not generate a
3988      &n