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