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2010-04-28 Richard Guenther <rguenther@suse.de>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-04-28  Richard Guenther  <rguenther@suse.de>
2
3         PR c++/43880
4         * tree-inline.c (copy_bind_expr): Also copy bind expr vars
5         value-exprs.
6
7 2010-04-27  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8             Jan Hubicka <hubicka@ucw.cz>
9
10         * doc/invoke.texi (-Wsuggest-attribute=const,
11         -Wsuggest-attribute=pure): Document.
12         * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
13         (function_always_visible_to_compiler_p,
14         suggest_attribute, warn_function_pure, warn_function_const):
15         New functions.
16         (check_call): Improve debug info.
17         (analyze_function): Do not check availability.
18         (add_new_function): Check availability.
19         (propagate): Output warnings.
20         (skip_function_for_local_pure_const): New function.
21         (local_pure_const): Use it; output warnings.
22         * common.opt (Wsuggest-attribute=const,
23         Wsuggest-attribute=pure): New.
24
25 2010-04-27  Jakub Jelinek  <jakub@redhat.com>
26
27         * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
28         force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
29         or DW_CFA_def_cfa_offset{,_sf}.
30
31 2010-04-27  Eric Botcazou  <ebotcazou@adacore.com>
32
33         * tree.h: Fix truncated long macros.
34
35 2010-04-27  Kai Tietz  <kai.tietz@onevision.com>
36
37         * collect2.c (TARGET_64BIT): Redefine to target's default.
38         * tlink.c: Likewise.
39         * config/i386/cygming.h (USER_LABEL_PREFIX): Define
40         dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
41         * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
42         for underscoring __USER_LABEL_PREFIX__.
43         * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
44         (SUB_LINK_ENTRY32): New.
45         (SUB_LINK_ENTRY64): New.
46         (LINK_SPEC): Replace entry point spec by
47         SUB_LINK_ENTRY.
48         * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
49         (SUB_LINK_ENTRY64): New.
50         (SUB_LINK_ENTRY): New.
51         (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
52         (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
53         x64 target is choosen.
54         * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
55         * configure: Regenerated.
56         * configure.ac (leading-mingw64-underscores): Option added.
57
58 2010-04-27  Jan Hubicka  <jh@suse.cz>
59
60         * doc/invoke.texi (-fipa-profile): Document.
61         * opts.c (decode_options): Enable ipa-profile at -O1.
62         * timevar.def (TV_IPA_PROFILE): Define.
63         * common.opt (fipa-profile): Add.
64         * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
65         flag for clones.
66         (cgraph_propagate_frequency): Handle only local ones.
67         * tree-pass.h (pass_ipa_profile): Declare.
68         * ipa-profile.c (gate_profile): Use flag_ipa_profile.
69         (pass_ipa_profile): Use TV_IPA_PROFILE.
70         * ipa.c (ipa_profile): New function.
71         (gate_ipa_profile): Likewise.
72         (pass_ipa_profile): New global variable.
73         * passes.c (pass_ipa_profile): New.
74
75 2010-04-27  Nathan Froyd  <froydnj@codesourcery.com>
76
77         * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
78
79 2010-04-27  Martin Jambor  <mjambor@suse.cz>
80
81         PR middle-end/43812
82         * ipa.c (dissolve_same_comdat_group_list): New function.
83         (function_and_variable_visibility): Call
84         dissolve_same_comdat_group_list when comdat group contains external or
85         newly local nodes.
86         * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
87         lists are circular and that they contain only DECL_ONE_ONLY nodes.
88
89 2010-04-27  Eric Botcazou  <ebotcazou@adacore.com>
90
91         * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
92         (const_hash_1) <VECTOR_CST>: New case.
93         (compare_constant) <VECTOR_CST>: Likewise.
94         <ADDR_EXPR>: Deal with LABEL_REFs.
95         (copy_constant) <VECTOR_CST>: New case.
96
97 2010-04-27  Jan Hubicka  <jh@suse.cz>
98
99         * cgraph.c (cgraph_propagate_frequency): New function.
100         * cgraph.h (cgraph_propagate_frequency): Declare.
101         * ipa-inline.c (cgraph_clone_inlined_nodes): Call
102         cgraph_propagate_frequency.
103
104 2010-04-27  Jakub Jelinek  <jakub@redhat.com>
105
106         * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
107
108 2010-04-27  Bernd Schmidt  <bernds@codesourcery.com>
109
110         PR target/40657
111         * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
112         (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
113         here to determine which regs to push and how much stack to reserve.
114
115 2010-04-27  Jie Zhang  <jie@codesourcery.com>
116
117         * doc/gimple.texi (gimple_statement_with_ops): Remove
118         addresses_taken field.
119         (gimple_statement_with_memory_ops): Likewise.
120
121 2010-04-27  Jan Hubicka  <jh@suse.cz>
122
123         * tree-inline.c (eni_inlining_weights): Remove.
124         (estimate_num_insns): Special case more builtins.
125
126 2010-04-27  Shujing Zhao  <pearly.zhao@oracle.com>
127         
128         PR c/32207
129         * c-typeck.c (build_binary_op): Move forward check for comparison
130         pointer with null pointer constant and adjust the diagnostic message.
131
132 2010-04-27  Dave Korn  <dave.korn.cygwin@gmail.com>
133
134         PR lto/42776
135         * configure.ac (gcc_cv_as_section_has_align): Set if installed
136         binutils supports extended .section directive needed by LTO, or
137         warn if older binutils found.
138         (LTO_BINARY_READER): New AC_SUBST'd variable.
139         (LTO_USE_LIBELF): Likewise.
140         * gcc/config.gcc (lto_binary_reader): New target-specific configure
141         variable.
142         * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
143         (LTO_USE_LIBELF): Likewise.
144         * configure: Regenerate.
145
146         * collect2.c (is_elf): Rename from this ...
147         (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
148          object files in addition to ELF-formatted ones.
149         (scan_prog_file): Caller updated.  Also allow for LTO info marker
150         symbol to be prefixed or not by an extra underscore.
151
152         * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
153         * config/i386/winnt.c: Also #include lto-streamer.h
154         (i386_pe_asm_named_section): Specify 1-byte section alignment for
155         LTO named sections.
156         (i386_pe_asm_output_aligned_decl_common): Add comment.
157         (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
158
159 2010-04-27  Hans-Peter Nilsson  <hp@bitrange.com>
160
161         PR target/43889
162         * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
163         Add missing earlyclobber for second alternative.
164
165 2010-04-26  Bernd Schmidt  <bernds@codesourcery.com>
166
167         * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
168         bits for artificial defs at the top of the block.
169         * fwprop.c (single_def_use_enter_block): Don't call it.
170
171 2010-04-26  Jack Howarth <howarth@bromo.med.uc.edu>
172
173         PR 43715
174         * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
175         instead of "$gcc_cv_objdump -T".
176         Use "-undefined dynamic_lookup" on darwin.
177         * gcc/configure: Regenerate.
178
179 2010-04-26  Jakub Jelinek  <jakub@redhat.com>
180
181         PR c/43893
182         * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
183
184 2010-04-26  Nathan Froyd  <froydnj@codesourcery.com>
185
186         * c-parser.c (struct c_token): Move location field up.
187         * c-tree.h (struct c_typespec): Move expr_const_operands field up.
188         (struct c_declspecs): Convert typespec_word, storage_class, and
189         default_int_p into bitfields.
190         (struct c_declarator): Move loc field up.
191
192 2010-04-26  Nathan Froyd  <froydnj@codesourcery.com>
193
194         * cfgloop.h (struct loop): Move can_be_parallel field up.
195         * ipa-prop.h (struct ip_node_params): Move bitfields up.
196         * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
197         down.
198         (struct iv_cand): Convert pos field into a bitfield.
199         * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
200         field up.
201         (struct _stmt_vec_info): Shuffle fields for better packing.
202
203 2010-04-26  Eric Botcazou  <ebotcazou@adacore.com>
204
205         * varasm.c (IN_NAMED_SECTION): Remove guard.
206         * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
207         (IN_NAMED_SECTION_P): ...this.
208         (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
209         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
210
211 2010-04-26  Eric Botcazou  <ebotcazou@adacore.com>
212
213         * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
214         Use VOID_TYPE_P for all void type tests.  Adjust TYPE variable instead
215         of shadowing it.  Fix comments.
216
217 2010-04-26  Jan Hubicka  <jh@suse.cz>
218
219         * cgraph.c (cgraph_create_node): Set node frequency to normal.
220         (cgraph_clone_node): Copy function frequency.
221         * cgraph.h (node_frequency): New enum
222         (struct cgraph_node): Add.
223         * final.c (rest_of_clean_state): Update.
224         * lto-cgraph.c (lto_output_node): Output node frequency.
225         (input_overwrite_node): Input node frequency.
226         * tre-ssa-loop-ivopts (computation_cost): Update.
227         * lto-streamer-out.c (output_function): Do not output function
228         frequency.
229         * predict.c (maybe_hot_frequency_p): Update and handle functions
230         executed once.
231         (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
232         attribute lookup.
233         (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
234         (compute_function_frequency): Set noreturn functions to be executed
235         once.
236         (choose_function_section): Update.
237         * lto-streamer-in.c (input_function): Do not input function frequency.
238         * function.c (allocate_struct_function): Do not initialize function
239         frequency.
240         * function.h (function_frequency): Remove.
241         (struct function): Remove function frequency.
242         * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
243         (try_update): Update.
244         * tree-inline.c (initialize_cfun): Do not update function frequency.
245         * passes.c (pass_init_dump_file): Update.
246         * i386.c (ix86_compute_frame_layout): Update.
247         (ix86_pad_returns): Update.
248
249 2010-04-26  Jie Zhang  <jie@codesourcery.com>
250
251         PR tree-optimization/43833
252         * tree-vrp.c (range_int_cst_p): New.
253         (range_int_cst_singleton_p): New.
254         (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
255         when both operands are constants.  Use range_int_cst_p in
256         BIT_IOR_EXPR case.
257
258 2010-04-26  Jan Hubicka  <jh@suse.cz>
259
260         * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
261
262 2010-04-26  Richard Guenther  <rguenther@suse.de>
263
264         PR lto/43080
265         * gimple.c (gimple_decl_printable_name): Deal gracefully
266         with a NULL DECL_NAME.
267
268 2010-04-26  Richard Guenther  <rguenther@suse.de>
269
270         PR lto/42425
271         * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
272         if emitting debug information and it is either a function
273         or a namespace decl.
274
275 2010-04-26  Ira Rosen  <irar@il.ibm.com>
276
277         * tree-vectorizer.h (struct _stmt_vec_info): Add new field to 
278         determine if the statement is vectorizable, and a macro to 
279         access it.
280         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): 
281         Skip statements that can't be vectorized. If the analysis 
282         fails, mark the statement as unvectorizable if vectorizing 
283         basic block.
284         (vect_compute_data_refs_alignment): Likewise.
285         (vect_verify_datarefs_alignment): Skip statements marked as 
286         unvectorizable. Add print.
287         (vect_analyze_group_access): Skip statements that can't be 
288         vectorized. If the analysis fails, mark the statement as 
289         unvectorizable if vectorizing basic block.
290         (vect_analyze_data_ref_accesses, vect_analyze_data_refs): 
291         Likewise.
292         * tree-vect-stmts.c (vectorizable_store): Fix the number of 
293         generated stmts for SLP.
294         (new_stmt_vec_info): Initialize the new field.
295         * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize 
296         statements marked as unvectorizable.
297
298 2010-04-25  Joseph Myers  <joseph@codesourcery.com>
299
300         * c-common.c (flag_isoc1x): New.
301         (flag_isoc99): Update comment.
302         * c-common.h (flag_isoc1x): New.
303         (flag_isoc99): Update comment.
304         * c-cppbuiltin.c (builtin_define_float_constants): Also define
305         __<type>_DECIMAL_DIG__.
306         * c-opts.c (set_std_c1x): New.
307         (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
308         (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
309         * c.opt (-std=c1x, -std=gnu1x): New options.
310         * doc/cpp.texi: Mention -std=c1x.
311         * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
312         * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
313         * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
314         * doc/standards.texi: Mention C1X.
315         * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
316         LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
317         LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
318         Define for C1X.
319
320 2010-04-25  Uros Bizjak  <ubizjak@gmail.com>
321
322         * config/i386/gmon-sol2.c (_mcleanup): Change format string
323         placeholder from 0x%x to %#x.
324         * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
325         * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
326         * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
327         * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
328         * config/i386/i386.c (ix86_target_string): Ditto.
329         (output_pic_addr_const): Ditto.
330         (print_operand): Ditto.
331
332 2010-04-25  Paolo Bonzini  <bonzini@gnu.org>
333
334         * combine.c (find_split_point): Add third argument.  Use it
335         to find nested multiply-accumulate instructions.  Adjust calls.
336         (try_combine): Adjust call to find_split_point.
337
338 2010-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
339
340         * doc/contrib.texi (Contributors): Add Dodji Seketeli.
341
342 2010-04-24  Bernd Schmidt  <bernds@codesourcery.com>
343
344         PR tree-optimization/41442
345         * fold-const.c (merge_truthop_with_opposite_arm): New function.
346         (fold_binary_loc): Call it.
347
348 2010-04-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
349
350         * toplev.c (general_init): Set default for fdiagnostics-show-option.
351         * opts.c (common_handle_option): Allow disabling it.
352         * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
353
354 2010-04-23  Eric Botcazou  <ebotcazou@adacore.com>
355
356         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
357         between modes if both types are integral.
358
359 2010-04-23  Richard Guenther  <rguenther@suse.de>
360
361         PR tree-optimization/43572
362         * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
363
364 2010-04-23  Richard Guenther  <rguenther@suse.de>
365
366         PR lto/43455
367         * tree-inline.c (tree_can_inline_p): Also check compatibility
368         of return types.
369
370 2010-04-23  Martin Jambor  <mjambor@suse.cz>
371
372         PR tree-optimization/43846
373         * tree-sra.c (struct access): New flag grp_assignment_read.
374         (build_accesses_from_assign): Set grp_assignment_read.
375         (sort_and_splice_var_accesses): Propagate grp_assignment_read.
376         (enum mark_read_status): New type.
377         (analyze_access_subtree): Propagate grp_assignment_read, create
378         accesses also if both direct_read and root->grp_assignment_read.
379
380 2010-04-23  Martin Jambor  <mjambor@suse.cz>
381
382         PR middle-end/43835
383         * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
384         function does not have type attributes.
385
386 2010-04-23  Richard Guenther  <rguenther@suse.de>
387
388         PR lto/42653
389         * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
390         of FUNCTION_DECLs.
391
392 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
393
394         * sese.h (create_if_region_on_edge): Remove.
395
396         * sese.c (create_if_region_on_edge): Make static.
397
398         * tree-inline.c: Do not include ggc.h.
399
400         * expr.c: Do not include ggc.h.
401
402         * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
403         dependencies.
404
405 2010-04-22  Kaz Kojima  <kkojima@gcc.gnu.org>
406
407         PR target/43744
408         * config/sh/sh.c (find_barrier): Don't emit a constant pool
409         in the middle of insns for casesi_worker_2.
410
411 2010-04-22  David Edelsohn  <edelsohn@gnu.org>
412
413         * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
414
415 2010-04-22  Ira Rosen  <irar@il.ibm.com>
416
417         PR tree-optimization/43842
418         * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
419         loop unrolling in update of exit phis. Fix comment.
420         * tree-vect-slp.c (vect_analyze_slp): Check that there are at
421         least two reduction statements in the loop before starting SLP
422         analysis.
423
424 2010-04-22  Nick Clifton  <nickc@redhat.com>
425
426         * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
427
428 2010-04-22  Alexander Monakov  <amonakov@ispras.ru>
429
430         * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
431         to simplify a + ~a.
432
433 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
434
435         * tree-parloops.c (loop_parallel_p): New argument
436         parloop_obstack.  Pass it down.
437         (parallelize_loops): New variable parloop_obstack.  Initialize it,
438         pass it down, free it.
439
440         * tree-loop-linear.c (linear_transform_loops): Pass down
441         lambda_obstack.
442
443         * tree-data-ref.h (lambda_compute_access_matrices): New argument
444         of type struct obstack *.
445
446         * tree-data-ref.c (analyze_subscript_affine_affine): New variable
447         scratch_obstack.  Initialize it, pass down, free it.
448
449         * lambda.h (lambda_loop_new): Remove.
450         (lambda_matrix_new, lambda_matrix_inverse)
451         (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
452         argument of type struct obstack *.
453
454         * lambda-trans.c (lambda_trans_matrix_new): New argument
455         lambda_obstack.  Pass it down, use obstack allocation for ret.
456         (lambda_trans_matrix_inverse): New argument lambda_obstack.  Pass
457         it down.
458
459         * lambda-mat.c (lambda_matrix_get_column)
460         (lambda_matrix_project_to_null): Remove.
461         (lambda_matrix_new): New argument lambda_obstack.  Use obstack
462         allocation for mat.
463         (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
464         lambda_obstack.
465
466         * lambda-code.c (lambda_loop_new): New function.
467         (lambda_lattice_new, compute_nest_using_fourier_motzkin)
468         (lambda_compute_auxillary_space, lambda_compute_target_space)
469         (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
470         (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
471         (build_access_matrix): New argument lambda_obstack.  Use obstack
472         allocation for am.
473         (lambda_compute_step_signs, lambda_compute_access_matrices): New
474         argument lambda_obstack.  Pass it down.
475
476 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
477
478         * optabs.h (expand_widening_mult): Declare.
479
480 2010-04-22  Richard Guenther  <rguenther@suse.de>
481
482         PR tree-optimization/43845
483         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
484         lookup the CALL_EXPR function and arguments.
485
486 2010-04-22  Nick Clifton  <nickc@redhat.com>
487
488         * config/stormy16/stormy16.c
489         (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
490         * config/stormy16/stormy16.h: Tidy up formatting.
491         (DONT_USE_BUILTIN_SETJMP): Remove definition.
492         * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
493         (ineqbranchsi): Delete pattern.
494         * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
495         * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
496         * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
497         stormy16-lib2-ucmpsi2.c.
498
499 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
500
501         * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
502         df_simulate_find_noclobber_defs as appropriate.  Keep track of an
503         extra set merge_set_noclobber, and use it to relax the final test
504         slightly.
505         * df.h (df_simulate_find_noclobber_defs): Declare.
506         * df-problems.c (df_simulate_find_defs): Don't ignore partial or
507         conditional defs.
508         (df_simulate_find_noclobber_defs): New function.
509
510 2010-04-22  Uros Bizjak  <ubizjak@gmail.com>
511
512         * config/i386/i386.md: Use {} around multi-line preparation statements.
513
514 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
515
516         * c-tree.h (push_init_level, pop_init_level, set_init_index)
517         (process_init_element): New argument of type struct obstack *.
518
519         * c-typeck.c (push_init_level, pop_init_level, set_designator)
520         (set_init_index, set_init_label, set_nonincremental_init)
521         (set_nonincremental_init_from_string, find_init_member)
522         (output_init_element, output_pending_init_elements)
523         (process_init_element): New argument braced_init_obstack.  Pass it
524         down.
525         (push_range_stack, add_pending_init): New argument
526         braced_init_obstack.  Use obstack allocation.
527
528         * c-parser.c (c_parser_initelt, c_parser_initval): New argument
529         braced_init_obstack.  Pass it down.
530         (c_parser_braced_init): New variables ret, braced_init_obstack.
531         Initialize obstack, pass it down and finally free it.
532
533 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
534
535         PR middle-end/29274
536         * tree-pass.h (pass_optimize_widening_mul): Declare.
537         * tree-ssa-math-opts.c (execute_optimize_widening_mul,
538         gate_optimize_widening_mul): New static functions.
539         (pass_optimize_widening_mul): New.
540         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
541         <case MULT_EXPR>: Remove support for widening multiplies.
542         * tree.def (WIDEN_MULT_EXPR): Tweak comment.
543         * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
544         simplify_gen_unary rather than directly building extensions.
545         * tree-cfg.c (verify_gimple_assign_binary): Add tests for
546         WIDEN_MULT_EXPR.
547         * expmed.c (expand_widening_mult): New function.
548         * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
549
550 2010-04-21  Jan Hubicka  <jh@suse.cz>
551
552         * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
553         * lto-section-in.c (lto_section_name): Remove wpa_fixup.
554         * lto-wpa-fixup.c: Remove.
555         * Makefile.in (lto-wpa-fixup.o): Remove.
556         * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
557         (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
558         * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
559
560 2010-04-21  Jan Hubicka  <jh@suse.cz>
561
562         * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
563         add write_optimization_summary, read_optimization_summary.
564         (ipa_write_summaries_of_cgraph_node_set): Remove.
565         (ipa_write_optimization_summaries): Declare.
566         (ipa_read_optimization_summaries): Declare.
567         * ipa-cp.c (pass_ipa_cp): Update.
568         * ipa-reference.c (pass_ipa_reference): Update.
569         * ipa-pure-const.c (pass_ipa_pure_const): Update.
570         * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
571         Update.
572         * ipa-inline.c (pass_ipa_inline): Update.
573         * ipa.c (pass_ipa_whole_program): Update.
574         * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
575         * passes.c (ipa_write_summaries_1): Do not test wpa.
576         (ipa_write_optimization_summaries_1): New.
577         (ipa_write_optimization_summaries): New.
578         (ipa_read_summaries): Do not test ltrans.
579         (ipa_read_optimization_summaries_1): New.
580         (ipa_read_optimization_summaries): New.
581
582 2010-04-21  Jan Hubicka  <jh@suse.cz>
583
584         * lto-cgraph.c (lto_output_node): Do not output comdat groups
585         for boundary nodes.
586         (output_cgraph): Do not arrange comdat groups for boundary nodes.
587
588 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
589
590         PR debug/40040
591         * dwarf2out.c (add_name_and_src_coords_attributes): Add
592         DW_AT_{,MIPS_}linkage_name even for Fortran decls.
593
594 2010-04-21  Jan Hubicka  <jh@suse.cz>
595
596         * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
597
598 2010-04-21  Jan Hubicka  <jh@suse.cz>
599
600         * varpool.c (decide_is_variable_needed): Variable is always needed
601         during ltrans.
602
603 2010-04-21  Jan Hubicka  <jh@suse.cz>
604
605         * opts.c (decode_options): Enable pure-const pass for whopr.
606
607 2010-04-21  Jan Hubicka  <jh@suse.cz>
608
609         * cgraph.c (dump_cgraph_node): Dump also assembler name.
610         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
611         at WPA dumping.
612         (cgraph_decide_inlining): Do not expect callee to be removed in all
613         cases.
614
615 2010-04-21  Eric B. Weddington  <eric.weddington@atmel.com>
616
617         * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
618
619 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
620
621         * config/i386/i386.md (x86_shrd): Add athlon_decode and
622         amdfam10_decode attributes.
623
624 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
625
626         PR middle-end/43570
627         * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
628         OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
629         (lower_copyprivate_clauses): Use private var in outer
630         context instead of original var.  Make sure the types
631         are correct for VLAs.
632
633 2010-04-21  Richard Guenther  <rguenther@suse.de>
634
635         * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
636         to non-pointer objects.
637
638 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
639
640         * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument.  Drop
641         last chain entry if it starts with the still current label.
642         (add_location_or_const_value_attribute): Check that
643         loc_list->first->next is NULL instead of comparing ->first with ->last.
644         (dwarf2out_var_location): Pass last_label resp. last_postcall_label
645         to add_var_loc_to_decl.
646
647         * dwarf2out.c (output_call_frame_info): For dw_cie_version
648         >= 4 add also address size and segment size fields into CIE header.
649
650         * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
651         long as address size is the same as sizeof (void *) and
652         segment size is 0.
653         * unwind-dw2-fde.c (get_cie_encoding): Likewise.  If
654         address size or segment size is unexpected, return DW_EH_PE_omit.
655         (classify_object_over_fdes): If get_cie_encoding returned
656         DW_EH_PE_omit, return -1.
657         (init_object): If classify_object_over_fdes returned -1,
658         pretend there were no FDEs at all.
659
660 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
661
662         * config/i386/i386.md (bswap<mode>2): Macroize expander from
663         bswap{si,di}2 using SWI48 mode iterator.
664         (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
665         SWI48 mode iterator.  Set type attribute of bswap insn to bitmanip,
666         set modrm attribute of bswap insn to 0 and remove length attribute.
667         (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
668         iterator.  Set type attribute to bitmanip, set modrm attribute to 0,
669         set mode attribute to <MODE> and remove length attribute.
670
671 2010-04-20  James E. Wilson  <wilson@codesourcery.com>
672
673         PR rtl-optimization/43520
674         * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
675         zero available registers.
676
677 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
678
679         * builtins.c (fold_builtin_cproj): Fold more cases.
680
681 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
682
683         * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
684         (fold_builtin_1): Fold builtin cproj.
685         * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
686         Use ATTR_CONST_NOTHROW_LIST.
687
688 2010-04-20  Uros Bizjak  <ubizjak@gmail.com>
689
690         * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
691         and ffsdi2 using SWI48 mode iterator.  Expand SImode insn through
692         ffsi2_no_cmove for !TARGET_CMOVE.
693         (ffssi2_no_cmove): Rename from *ffs_no_cmove.  Make public.
694         (ffssi2): Remove expander.
695         (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
696         mode iterator.
697         (ctz<mode>2): Ditto from ctz{si,di}2.
698         (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
699         mode iterator.
700         (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
701         mode iterator.
702
703 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
704
705         * dwarf2out.c (AT_linkage_name): Define.
706         (clone_as_declaration): Handle DW_AT_linkage_name.
707         (add_name_and_src_coords_attributes): Use AT_linkage_name instead
708         of DW_AT_MIPS_linkage_name.
709         (move_linkage_attr): Likewise.
710         (dwarf2out_finish): Likewise.
711
712 2010-04-20  Xinliang David Li  <davidxl@gcc.gnu.org>
713
714         PR middle-end/41952
715         * fold-const.c (fold_comparison): New folding rule.
716
717 2010-04-20  Anatoly Sokolov  <aesok@post.ru>
718
719         * double-int.h (double_int_setbit): Declare.
720         * double-int.c (double_int_setbit): New function.
721         * rtl.h (immed_double_int_const): Declare.
722         * emit-rtl.c (immed_double_int_const): New function.
723         * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
724         and immed_double_int_const functions.
725         * optabs.c (expand_absneg_bit, expand_copysign_absneg,
726         expand_copysign_bit):  (Ditto.).
727         * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
728         * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
729         * dojump.c (prefer_and_bit_test): (Ditto.).
730         * expr.c (convert_modes, reduce_to_bit_field_precision,
731         const_vector_from_tree): (Ditto.).
732         * expmed.c (mask_rtx, lshift_value): (Ditto.).
733
734 2010-04-20  Jan Hubicka  <jh@suse.cz>
735
736         * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
737         (dump_cgraph_node): Dump new flags.
738         * cgraph.h (struct cgraph_node): Add flags
739         reachable_from_other_partition and in_other_partition.
740         (cgraph_can_remove_if_no_direct_calls_p): Functions used by
741         other partition can not be removed.
742         * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
743         the other partition must be output; silence sanity checking on
744         leaking functions bodies from other paritition.
745         * lto-cgraph.c (reachable_from_other_partition_p): New function.
746         (lto_output_node): Output new flags; do not sanity check that inline
747         clones are output; drop lto_forced_extern_inline_p code; do not mock
748         visibility flags at partition boundaries.
749         (add_node_to): New function.
750         (output_cgraph): Use it to sort functions so masters appear before
751         clones.
752         (input_overwrite_node): Input new flags.
753         * passes.c (ipa_write_summaries): Do not call
754         lto_new_extern_inline_states.
755         * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
756         lto_delete_extern_inline_states, lto_force_functions_extern_inline,
757         lto_forced_extern_inline_p): Kill.
758         * lto-streamer.h (lto_new_extern_inline_states,
759         * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
760         lto_forced_extern_inline_p): Kill.
761
762 2010-04-20  Richard Guenther  <rguenther@suse.de>
763
764         * tree-ssa-structalias.c (do_sd_constraint): Add edges only
765         from vars that can have pointers.
766         (process_constraint): Dump useless constraints.
767
768 2010-04-20  Richard Guenther  <rguenther@suse.de>
769
770         * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
771         (dump_sa_points_to_info): Remove asserts.
772         (init_base_vars): nothing_id isn't an escape point nor does it
773         have pointers.
774
775 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
776
777         * tree.h (TYPE_REF_IS_RVALUE): Define.
778         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
779         should_move_die_to_comdat, prune_unused_types_walk): Handle
780         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
781         (modified_type_die, gen_reference_type_die): Emit
782         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
783         if TYPE_REF_IS_RVALUE and -gdwarf-4.
784
785 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
786
787         PR target/43635
788         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
789         calls for -fpic -m31 if they have been sibcall optimized.
790
791 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
792
793         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
794         ar.lc fixed and call-used.
795
796         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
797
798 2010-04-19  Jan Hubicka  <jh@suse.cz>
799
800         * opts.c (decode_options): Disable whpr incompatible passes.
801         * lto/lto.c (lto_1_to_1_map): Skip clones.
802         (read_cgraph_and_symbols): Do not mark everything as needed.
803         (do_whole_program_analysis): Do map only after optimizing;
804         set proper cgraph_state; use passmanager.
805
806 2010-04-19  DJ Delorie  <dj@redhat.com>
807
808         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
809         POINTER_PLUS_EXPR and fix them.
810
811 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
812
813         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
814         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
815         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
816         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
817         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
818         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
819         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
820         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
821         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
822         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
823         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
824
825 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
826
827         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
828         (check_cond_move_block): Likewise.
829         (cond_move_process_if_block): Likewise.
830         (noce_find_if_block): Improve formatting.
831         (find_if_header): Pass 0 to memset and tweak conditions.
832         (cond_exec_find_if_block): Fix long lines and tweak conditions.
833
834 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
835
836         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
837         for -gdwarf-4.
838
839         PR middle-end/43337
840         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
841         with non-local decl doesn't need chain.
842
843 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
844
845         * ira-color.c (allocno_reload_assign): Avoid accumulating
846         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
847
848 2010-04-19  Martin Jambor  <mjambor@suse.cz>
849
850         * gimple.h (create_tmp_reg): Declare.
851         * gimplify.c (create_tmp_reg): New function.
852         (gimplify_return_expr): Use create_tmp_reg.
853         (gimplify_omp_atomic): Likewise.
854         (gimple_regimplify_operands): Likewise.
855         * tree-dfa.c (make_rename_temp): Likewise.
856         * tree-predcom.c (predcom_tmp_var): Likewise.
857         (reassociate_to_the_same_stmt): Likewise.
858         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
859         (get_replaced_param_substitute): Likewise.
860         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
861         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
862         * tree-ssa-pre.c (get_representative_for): Likewise.
863         (create_expression_by_pieces): Likewise.
864         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
865         (create_tailcall_accumulator): Likewise.
866
867 2010-04-19  Martin Jambor  <mjambor@suse.cz>
868
869         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
870         new_stmt.
871         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
872
873 2010-04-19  Richard Guenther  <rguenther@suse.de>
874
875         PR tree-optimization/43796
876         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
877         from SCEV in the lattice.
878         (vrp_visit_phi_node): Dump change.
879
880 2010-04-19  Richard Guenther  <rguenther@suse.de>
881
882         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
883         * configure: Re-generated.
884
885 2010-04-19  Richard Guenther  <rguenther@suse.de>
886
887         PR tree-optimization/43783
888         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
889         constant ARRAY_REF operands two and three if possible.
890
891 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
892
893         PR target/43766
894         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
895
896 2010-04-19  Jie Zhang  <jie@codesourcery.com>
897
898         PR target/43662
899         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
900
901 2010-04-19  Ira Rosen  <irar@il.ibm.com>
902
903         PR tree-optimization/37027
904         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
905         and macro to access it.
906         (vectorizable_reduction): Add argument.
907         (vect_get_slp_defs): Likewise.
908         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
909         statements for possible use in SLP.
910         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
911         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
912         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
913         add new argument.
914         (vectorizable_reduction): Likewise.
915         * tree-vect-stmts.c (vect_get_vec_defs): Update call to
916         vect_get_slp_defs.
917         (vectorizable_type_demotion, vectorizable_type_promotion,
918         vectorizable_store): Likewise.
919         (vect_analyze_stmt): Update call to vectorizable_reduction.
920         (vect_transform_stmt): Likewise.
921         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
922         (vect_build_slp_tree): Fix indentation. Check that there are no loads
923         from different interleaving chains in same node.
924         (vect_slp_rearrange_stmts): New function.
925         (vect_supported_load_permutation_p): Allow load permutations for
926         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
927         inside SLP nodes if necessary.
928         (vect_analyze_slp_instance): Handle reductions.
929         (vect_analyze_slp): Try to build SLP instances originating from groups
930         of reductions.
931         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
932         (vect_get_constant_vectors): Create initial vectors for reductions
933         according to reduction code. Add new argument.
934         (vect_get_slp_defs): Add new argument, pass it to
935         vect_get_constant_vectors.
936         (vect_schedule_slp_instance): Remove SLP tree root statements.
937
938 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
939
940         * tree.h (ENUM_IS_SCOPED): Define.
941         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
942         for ENUM_IS_SCOPED enums.
943
944 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
945
946         * fold-const.c (fold_comparison): Use ssizetype.
947         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
948         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
949         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
950         * tree-object-size.c (compute_object_sizes): Use size_type_node.
951
952         * tree.h (initialize_sizetypes): Remove parameter.
953         (build_common_tree_nodes): Remove second parameter.
954         * stor-layout.c (initialize_sizetypes): Remove parameter.
955         Always create an unsigned type.
956         (set_sizetype): Assert that the passed type is unsigned and simplify.
957         * tree.c (build_common_tree_nodes): Remove second parameter.
958         Adjust call to initialize_sizetypes.
959         * c-decl.c (c_init_decl_processing): Remove second argument in call to
960         build_common_tree_nodes.
961
962 2010-04-18  Matthias Klose  <doko@ubuntu.com>
963
964         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
965
966 2010-04-18  Ira Rosen  <irar@il.ibm.com>
967
968         PR tree-optimization/43771
969         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
970         load permutation doesn't have gaps.
971
972 2010-04-18  Jan Hubicka  <jh@suse.cz>
973
974         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
975         (sse_prologue_save_insn expander): Use new pattern.
976         (sse_prologue_save_insn1): New pattern and splitter.
977         (sse_prologue_save_insn): Update to deal also with 64bit aligned
978         blocks.
979         * i386.c (setup_incoming_varargs_64): Do not compute jump
980         destination here.
981         (ix86_gimplify_va_arg): Update alignment needed.
982         (ix86_local_alignment): Do not align all local arrays to 128bit.
983
984 2010-04-17  Jan Hubicka  <jh@suse.cz>
985
986         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
987
988 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
989
990         * arm.md (negdi2): Remove redundant code to force values into a
991         register.
992
993 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
994
995         * arm/bpabi.S: Add EABI alignment attributes to objects.
996         * arm/bpabi-v6m.S: Likewise.
997         * arm/crti.asm: Likewise.
998         * arm/crtn.asm: Likewise.
999         * arm/lib1funcs.asm: Likewise.
1000         * arm/libunwind.S: Likewise.
1001
1002 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
1003
1004         * arm-protos.h (tune_params): New structure.
1005         * arm.c (current_tune): New variable.
1006         (arm_constant_limit): Delete.
1007         (struct processors): Add pointer to the tune parameters.
1008         (arm_slowmul_tune): New tuning option.
1009         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1010         (all_cores): Adjust to pick up the tuning model.
1011         (arm_constant_limit): New function.
1012         (arm_override_options): Select the appropriate tuning model.  Delete
1013         initialization of arm_const_limit.
1014         (arm_split_constant): Use the new constant-limit model.
1015         (arm_rtx_costs): Pick up the current tuning model.
1016         * arm.md (is_strongarm, is_xscale): Delete.
1017         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1018         for Xscale variant architectures.
1019         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1020
1021 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1022
1023         * config/arm/arm.c (arm_gen_constant): Remove unused variable
1024         can_shift.
1025         (arm_rtx_costs_1): Remove unused variable extra_cost.
1026         (arm_unwind_emit_set): Use variable offset.
1027         (thumb1_output_casesi): Remove unused variable flags.
1028
1029 2010-04-16  Jeff Law  <law@redhat.com>
1030
1031         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1032         needing assignment rather than doing a two-phase assignment.  Remove
1033         unused variable 'm'.
1034
1035 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
1036
1037         PR bootstrap/43767
1038         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1039
1040 2010-04-16  Doug Kwan  <dougkwan@google.com>
1041
1042         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1043         (next_operand_entry_id): New static variable.
1044         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1045         (add_to_ops_vec): Assigned unique ID to operand entry.
1046         (struct oecount_s): New field ID.
1047         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1048         (undistribute_ops_list): Assign unique IDs to oecounts.
1049         (init_reassoc): reset next_operand_entry_id.
1050
1051 2010-04-16  Doug Kwan  <dougkwan@google.com>
1052
1053         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1054         missing left parenthesis.
1055
1056 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
1057
1058         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1059         *btdi_rex64 using SWI48 mode iterator.
1060         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1061         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1062         *jcc_btdi_mask_rex64.
1063
1064 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
1065
1066         * double-int.h (tree_to_double_int): Convert to macro.
1067         * double-int.c (tree_to_double_int): Remove.
1068
1069 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
1070
1071         PR debug/43762
1072         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1073         with want_address 2 and in case a single element list might be
1074         possible, call it again with want_address 0.
1075
1076 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1077
1078         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1079         case 'W' print operands for HI mode.
1080         * config/h8300/h8300.h (Y0, Y2) : New constraints.
1081         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1082         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1083         * config/h8300/predicate.md (bit_register_indirect_operand): New.
1084
1085         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1086
1087         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1088         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1089         #xx:3 and #xx:4 mode.
1090
1091         * config/h8300/h8300.md (inverted load with HImode dest): Add
1092         support for H8300SX.
1093
1094         * config/h8300/predicate.md (bit_operand): Allow immediate values that
1095         satisfy 'U' constraint.
1096
1097 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1098
1099         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1100         * configure: Regenerate.
1101         * config.in: Regenerate.
1102         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1103         works.
1104
1105 2010-04-16  Richard Guenther  <rguenther@suse.de>
1106
1107         * tree.h (struct tree_decl_minimal): Move pt_uid ...
1108         (struct tree_decl_common): ... here.
1109         (DECL_PT_UID): Adjust.
1110         (SET_DECL_PT_UID): Likewise.
1111         (DECL_PT_UID_SET_P): Likewise.
1112
1113 2010-04-16  Richard Guenther  <rguenther@suse.de>
1114
1115         PR tree-optimization/43572
1116         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1117         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1118         * tree-flow.h (is_call_clobbered): Remove.
1119         * tree-flow-inline.h (is_call_clobbered): Likewise.
1120         * tree-dfa.c (dump_variable): Do not dump call clobber state.
1121         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1122         (execute_return_slot_opt): Adjust.
1123         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1124         check for call clobbered vars here.
1125         (find_tail_calls): Move tailcall verification to the
1126         proper place.
1127
1128 2010-04-16  Diego Novillo  <dnovillo@google.com>
1129
1130         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1131
1132 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
1133
1134         PR target/40603
1135         * config/arm/arm.md (cbranchqi4): New pattern.
1136         * config/arm/predicates.md (const0_operand,
1137         cbranchqi4_comparison_operator): New predicates.
1138
1139 2010-04-16  Richard Guenther  <rguenther@suse.de>
1140
1141         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1142         (dump_gimple_stmt): Likewise.
1143
1144 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
1145
1146         * recog.h (struct recog_data): New field is_operator.
1147         (struct insn_operand_data): New field is_operator.
1148         * recog.c (extract_insn): Set recog_data.is_operator.
1149         * genoutput.c (output_operand_data): Emit code to set the
1150         is_operator field.
1151         * reload.c (find_reloads): Use it rather than testing for an
1152         empty constraint string.
1153
1154         PR target/41514
1155         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1156         If the previous insn is a cbranchsi4_insn with the same arguments,
1157         omit the compare instruction.
1158
1159         * config/arm/arm.md (addsi3_cbranch): If destination is a high
1160         register, inputs must be low registers and we need a low register
1161         scratch.  Handle alternative 2 like alternative 3.
1162
1163 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
1164
1165         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1166         don't call get_addr on both.  If one expression is a VALUE and
1167         the other a REG, check VALUE's locs if the REG isn't among them.
1168
1169 2010-04-16  Christian Bruel  <christian.bruel@st.com>
1170
1171         * config/sh/sh.h (sh_frame_pointer_required): New function.
1172         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1173         (flag_omit_frame_pointer) Set.
1174         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1175         (rounded_frame_size): Adjust size with outgoing_args_size.
1176         (sh_set_return_address): Must return from stack pointer.
1177         * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1178         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1179         (ACCUMULATE_OUTGOING_ARGS): Define.
1180         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1181         * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1182
1183 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
1184
1185         PR target/43471
1186         * config/sh/sh.c (sh_legitimize_reload_address): Use
1187         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1188         Remove a unneeded check for offset_base.
1189
1190 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
1191
1192         * configure: Regenerated.
1193
1194 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1195
1196         * config/s390/s390.c (s390_call_save_register_used): Switch back
1197         to HARD_REGNO_NREGS.
1198
1199 2010-04-15  Richard Guenther  <rguenther@suse.de>
1200
1201         * alias.c (alias_set_subset_of): Handle alias-set zero
1202         child properly.
1203
1204 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
1205             Julian Brown  <julian@codesourcery.com>
1206
1207         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1208         alternatives according to use of high and low regs.
1209         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1210         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1211         optimizing for size on Thumb-2.
1212
1213 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
1214
1215         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1216
1217 2010-04-15  Richard Guenther  <rguenther@suse.de>
1218
1219         * tree-ssa-structalias.c (struct variable_info): Add
1220         is_fn_info flag.
1221         (new_var_info): Initialize it.
1222         (dump_constraints): Support printing last added constraints.
1223         (debug_constraints): Adjust.
1224         (dump_constraint_graph): Likewise.
1225         (make_heapvar_for): Check for NULL cfun.
1226         (get_function_part_constraint): New function.
1227         (get_fi_for_callee): Likewise.
1228         (find_func_aliases): Properly implement IPA PTA constraints.
1229         (process_ipa_clobber): New function.
1230         (find_func_clobbers): Likewise.
1231         (insert_into_field_list_sorted): Remove.
1232         (create_function_info_for): Properly allocate vars for IPA mode.
1233         Do not use insert_into_field_list_sorted.
1234         (create_variable_info_for): Properly generate constraints for
1235         global vars in IPA mode.
1236         (dump_solution_for_var): Always dump the solution.
1237         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1238         (find_what_var_points_to): Adjust.
1239         (pt_solution_set): Change.
1240         (pt_solution_ior_into): New function.
1241         (pt_solution_empty_p): Export.
1242         (pt_solution_includes_global): Adjust.
1243         (pt_solution_includes_1): Likewise.
1244         (pt_solutions_intersect_1): Likewise.
1245         (dump_sa_points_to_info): Check some invariants.
1246         (solve_constraints): Move constraint dumping ...
1247         (compute_points_to_sets): ... here.
1248         (ipa_pta_execute): ... and here.
1249         (compute_may_aliases): Do not re-compute points-to info
1250         locally if IPA info is available.
1251         (ipa_escaped_pt): New global var.
1252         (ipa_pta_execute): Properly implement IPA PTA.
1253         * tree-into-ssa.c (dump_decl_set): Support dumping
1254         decls not in referenced-vars.
1255         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1256         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1257         (dump_points_to_solution): Likewise.
1258         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1259         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1260         (remap_gimple_stmt): Reset call clobber/use information if necessary.
1261         (copy_decl_to_var): Copy DECL_PT_UID.
1262         (copy_result_decl_to_var): Likewise.
1263         * tree.c (make_node_stat): Initialize DECL_PT_UID.
1264         (copy_node_stat): Copy it.
1265         * tree.h (DECL_PT_UID): New macro.
1266         (SET_DECL_PT_UID): Likewise.
1267         (DECL_PT_UID_SET_P): Likewise.
1268         (struct tree_decl_minimal): Add pt_uid member.
1269         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1270         (pt_solution_empty_p): Declare.
1271         (pt_solution_set): Adjust.
1272         (ipa_escaped_pt): Declare.
1273         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1274         * gimple-pretty-print.c (pp_points_to_solution): New function.
1275         (dump_gimple_call): Dump call clobber/use information.
1276         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1277         * tree-pass.h (TDF_ALIAS): New dump option.
1278         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1279         * doc/invoke.texi (-fipa-pta): Update documentation.
1280
1281 2010-04-15  Richard Guenther  <rguenther@suse.de>
1282
1283         * Makefile.in (OBJS-common): Add gimple-fold.o.
1284         (gimple-fold.o): New rule.
1285         * tree.h (maybe_fold_offset_to_reference,
1286         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1287         prototypes ...
1288         * gimple.h: ... here.
1289         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1290         may_propagate_address_into_dereference): Move prototypes ...
1291         * gimple.h: ... here.
1292         * tree-ssa-ccp.c (get_symbol_constant_value,
1293         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1294         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1295         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1296         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1297         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1298         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1299         gimplify_and_update_call_from_tree): Move ...
1300         * gimple-fold.c: ... here.  New file.
1301         (ccp_fold_builtin): Rename to ...
1302         (gimple_fold_builtin): ... this.
1303         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1304
1305 2010-04-15  Richard Guenther  <rguenther@suse.de>
1306
1307         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1308         fit_double_type, force_fit_type_double, add_double_with_sign,
1309         neg_double, mul_double_with_sign, lshift_double, rshift_double,
1310         lrotate_double, rrotate_double, div_and_round_double): Move ...
1311         * double-int.c: ... here.
1312         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1313         add_double, neg_double, mul_double_with_sign, mul_double,
1314         lshift_double, rshift_double, lrotate_double, rrotate_double,
1315         div_and_round_double): Move prototypes ...
1316         * double-int.h: ... here.
1317
1318 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
1319
1320         PR target/43742
1321         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
1322         matching constraints to ensure inputs match the output.
1323
1324 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
1325
1326         PR target/43742
1327         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1328         in an input-only operand.
1329
1330 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
1331
1332         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1333         (double_int_not, double_int_lshift, double_int_rshift): Declare.
1334         (double_int_negative_p): Convert to static inline function.
1335         * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1336         (double_int_negative_p): Remove.
1337         * tree.h (lshift_double, rshift_double):
1338         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1339         * fold-const.c (fold_convert_const_int_from_real,
1340         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1341         (lshift_double): Change type of arith argument to bool.
1342         (rshift_double): Change type of arith argument to bool. Correct
1343         comment.
1344         * expmed.c (mask_rtx, lshift_value): (Ditto.).
1345
1346 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
1347
1348         PR target/21803
1349         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1350         at the start and end of the then/else blocks, and omit them from the
1351         conversion.
1352         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
1353         argument; all callers changed.  Pass zero to old_insns_match_p instead.
1354         (flow_find_head_matching_sequence): New function.
1355         (old_insns_match_p): Check REG_EH_REGION notes for calls.
1356         * basic-block.h (flow_find_cross_jump,
1357         flow_find_head_matching_sequence): Declare functions.
1358
1359 2010-04-14  Jason Merrill  <jason@redhat.com>
1360
1361         PR c++/36625
1362         * c-common.c (attribute_takes_identifier_p): New fn.
1363         * c-common.h: Declare it.
1364
1365 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
1366
1367         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1368         splitter condition.
1369         (*udivmod<mode>4): Ditto.
1370
1371 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
1372
1373         * config/i386/i386.md (maxmin_int): Rename code attribute from
1374         maxminiprefix and update all users.
1375         (maxmin_float): Ditto from maxminfprefix.
1376         (logic): Ditto from logicprefix.
1377         (absneg_mnemonic): Ditto from absnegprefix.
1378         * config/i386/mmx.md: Update all users of maxminiprefix,
1379         maxminfprefix and logicprefix for rename.
1380         * config/i386/sse.md: Ditto.
1381         * config/i386/sync.md (sync_<code><mode>): Update for
1382         logicprefix rename.
1383
1384 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1385
1386         PR 42966
1387         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1388         warnings converted to errors.
1389
1390 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
1391
1392         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1393         used insn_type variable.
1394         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1395         to avoid set-but-not-used warning.
1396
1397 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
1398
1399         * df-core.c (df_ref_debug): Change format string placeholder
1400         from 0x%x to %#x.
1401         * dwarf2asm.c (dw2_asm_output_data_raw,
1402         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1403         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1404         * dwarf2out.c (output_cfi, output_cfi_directive,
1405         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1406         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1407         Ditto.
1408         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1409         * print-rtl.c (print_rtx): Ditto.
1410
1411 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
1412
1413         PR middle-end/42694
1414         * builtins.c (expand_builtin_pow_root): New function to expand pow
1415         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1416         series of sqrt and cbrt calls under -ffast-math.
1417         (expand_builtin_pow): Call it.
1418
1419 2010-04-14  Michael Matz  <matz@suse.de>
1420
1421         PR tree-optimization/42963
1422         * tree-cfg.c (touched_switch_bbs): New static variable.
1423         (group_case_labels_stmt): New function broken out from ...
1424         (group_case_labels): ... here, use the above.
1425         (start_recording_case_labels): Allocate touched_switch_bbs.
1426         (end_recording_case_labels): Deallocate it, call
1427         group_case_labels_stmt.
1428         (gimple_redirect_edge_and_branch): Remember index of affected BB.
1429
1430 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
1431
1432         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1433         from insn template.
1434
1435 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
1436
1437         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1438
1439 2010-04-13  Jan Hubicka  <jh@suse.cz>
1440
1441         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1442         of optimized out static functions.
1443         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1444         cost computation.  Also sanity check for overflows.
1445         (update_caller_keys): Update cgraph_edge_badness call; properly
1446         update fibheap and sanity check that it is up to date.
1447         (add_new_edges_to_heap): Update cgraph_edge_badness.
1448         (cgraph_decide_inlining_of_small_function): Likewise;
1449         add sanity checking that badness in heap is up to date;
1450         improve dumping of reason; Update badness of calls to the
1451         offline copy of function currently inlined; dump badness
1452         of functions not inlined because of unit growth limits.
1453
1454 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
1455
1456         PR middle-end/32628
1457         * c-common.c (pointer_int_sum): Disregard overflow that occured only
1458         because of sign-extension change when converting to sizetype here...
1459         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1460
1461         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1462         the folding to constants.  Remove redundant final conversion.
1463         (fold_binary) <associate>: Do not associate if the re-association of
1464         constants alone overflows.
1465         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1466         to the end of the list.
1467         (multiple_of_p) <COND_EXPR>: New case.
1468
1469 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1470
1471         * opt-functions.awk (opt_sanitized_name): New.
1472         (opt_enum): New.
1473         * optc-gen.awk: Use it
1474         * opth-gen.awk: Use it.
1475
1476 2010-04-13  Martin Jambor  <mjambor@suse.cz>
1477
1478         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1479         (sra_modify_assign): Delete stmts loading dead data even if racc has no
1480         children.  Call replace_uses_with_default_def_ssa_name to handle
1481         SSA_NAES on lhs.
1482
1483 2010-04-13  Michael Matz  <matz@suse.de>
1484
1485         PR middle-end/43730
1486         * builtins.c (expand_builtin_interclass_mathfn): Also create
1487         a register if the predicate doesn't match.
1488
1489 2010-04-13  Diego Novillo  <dnovillo@google.com>
1490
1491         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1492         * c-pch.c: Include timevar.h.
1493         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1494         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1495         * ggc-common.c: Include timevar.h.
1496         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1497         * timevar.def (TV_PCH_SAVE): Define.
1498         (TV_PCH_CPP_SAVE): Define.
1499         (TV_PCH_PTR_REALLOC): Define.
1500         (TV_PCH_PTR_SORT): Define.
1501         (TV_PCH_RESTORE): Define.
1502         (TV_PCH_CPP_RESTORE): Define.
1503
1504 2010-04-13  Michael Matz  <matz@suse.de>
1505
1506         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1507         into MINUS_EXPRs.
1508         (can_reassociate_p): New function.
1509         (break_up_subtract_bb, reassociate_bb): Use it.
1510
1511 2010-04-13  Richard Guenther  <rguenther@suse.de>
1512
1513         PR bootstrap/43737
1514         * builtins.c (c_readstr): Fix assert.
1515
1516 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
1517
1518         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1519         when generating cltd insn.
1520
1521         (*ashl<mode>3_1): Remove special handling for register operand 2.
1522         (*ashlsi3_1_zext): Ditto.
1523         (*ashlhi3_1): Ditto.
1524         (*ashlhi3_1_lea): Ditto.
1525         (*ashlqi3_1): Ditto.
1526         (*ashlqi3_1_lea): Ditto.
1527         (*<shiftrt_insn><mode>3_1): Ditto.
1528         (*<shiftrt_insn>si3_1_zext): Ditto.
1529         (*<shiftrt_insn>qi3_1_slp): Ditto.
1530         (*<rotate_insn><mode>3_1): Ditto.
1531         (*<rotate_insn>si3_1_zext): Ditto.
1532         (*<rotate_insn>qi3_1_slp): Ditto.
1533
1534 2010-04-13  Richard Guenther  <rguenther@suse.de>
1535
1536         * tree-ssa-structalias.c (callused_id): Remove.
1537         (call_stmt_vars): New.
1538         (get_call_vi): Likewise.
1539         (lookup_call_use_vi): Likewise.
1540         (lookup_call_clobber_vi): Likewise.
1541         (get_call_use_vi): Likewise.
1542         (get_call_clobber_vi): Likewise.
1543         (make_transitive_closure_constraints): Likewise.
1544         (handle_const_call): Adjust to do per-call call-used handling.
1545         (handle_pure_call): Likewise.
1546         (find_what_var_points_to): Remove general callused handling.
1547         (init_base_vars): Likewise.
1548         (init_alias_vars): Initialize call_stmt_vars.
1549         (compute_points_to_sets): Process call-used and call-clobbered
1550         vars for call statements.
1551         (delete_points_to_sets): Free call_stmt_vars.
1552
1553 2010-04-13  Richard Guenther  <rguenther@suse.de>
1554
1555         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1556         Only add RW dependence for dependence distance zero.
1557         Adjust maximal vectorization factor according to dependences.
1558         Move alignment handling ...
1559         (vect_find_same_alignment_drs): ... here.  New function.
1560         (vect_analyze_data_ref_dependences): Adjust.
1561         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1562         (vect_analyze_data_refs): Adjust minimal vectorization factor
1563         according to data references.
1564         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1565         dependences before determining the vectorization factor.
1566         Analyze alignment after determining the vectorization factor.
1567         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1568         dependences before alignment.
1569         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1570         Adjust prototype.
1571         (vect_analyze_data_refs): Likewise.
1572         (MAX_VECTORIZATION_FACTOR): New define.
1573
1574 2010-04-13  Duncan Sands  <baldrick@free.fr>
1575
1576         * except.h (lang_eh_type_covers): Remove.
1577         * except.c (lang_eh_type_covers): Likewise.
1578
1579 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1580             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1581
1582         * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1583         * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1584         UNITS_PER_LONG where it is ABI relevant.
1585         (s390_return_addr_rtx): Likewise.
1586         (s390_back_chain_rtx): Likewise.
1587         (s390_frame_area): Likewise.
1588         (s390_frame_info): Likewise.
1589         (s390_initial_elimination_offset): Likewise.
1590         (save_gprs): Likewise.
1591         (s390_emit_prologue): Likewise.
1592         (s390_emit_epilogue): Likewise.
1593         (s390_function_arg_advance): Likewise.
1594         (s390_function_arg): Likewise.
1595         (s390_va_start): Likewise.
1596         (s390_gimplify_va_arg): Likewise.
1597         (s390_function_profiler): Likewise.
1598         (s390_optimize_prologue): Likewise.
1599         (s390_rtx_costs): Likewise.
1600         (s390_secondary_reload): Likewise.
1601         (s390_promote_function_mode): Likewise.
1602         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1603         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1604         registers available.
1605         (s390_unwind_word_mode): New function.
1606         (s390_function_value): Split 64 bit values into register pair if
1607         used as return value.
1608         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1609         function call parameters.  Handle parallels.
1610         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1611         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1612         (DWARF_CIE_DATA_ALIGNMENT): New macro.
1613         (s390_expand_setmem): Remove unused variable src_addr.
1614         * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1615         deal with 64 bit registers.
1616         * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1617         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1618         (UNITS_PER_LONG): New macro.
1619         * libjava/include/s390-signal.h: Define extended ucontext
1620         structure containing the upper halfs of the 64 bit registers.
1621
1622 2010-04-13  Simon Baldwin  <simonb@google.com>
1623
1624         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1625
1626 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
1627
1628         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1629         rvalue on the RHS if the LHS is of a non-renamable type.
1630         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1631
1632 2010-04-13  Matthias Klose  <doko@ubuntu.com>
1633
1634         * gcc.c (cc1_options): Handle -iplugindir before processing
1635         the cc1 spec. Only add -iplugindir once.
1636         (cpp_unique_options): Add -iplugindir option if -fplugin* options
1637         found.
1638         * common.opt (iplugindir): Remove `Separate' property, initialize.
1639         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1640         option.
1641         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1642         (distclean): Remove plugin dir.
1643         * doc/invoke.texi: Document -iplugindir.
1644
1645 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
1646
1647         * doc/plugins.texi (Loading Plugins): Document short
1648         -fplugin=foo option.
1649         (Plugin API): Mention default_plugin_dir_name function.
1650
1651         * gcc.c (find_file_spec_function): Add new declaration.
1652         (static_spec_func): Use it for "find-file".
1653         (find_file_spec_function): Add new function.
1654         (cc1_options): Add -iplugindir option if -fplugin* options found.
1655
1656         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1657
1658         * plugin.c (add_new_plugin): Updated comment, and handle short
1659         plugin name.
1660         (default_plugin_dir_name): Added new function.
1661
1662         * common.opt (iplugindir): New option to set the plugin directory.
1663
1664 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
1665
1666         * config/i386/i386.md (any_rotate): New code iterator.
1667         (rotate_insn): New code attribute.
1668         (rotate): Ditto.
1669         (SWIM124): New mode iterator.
1670         (<rotate_insn>ti3): New expander.
1671         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1672         any_rotate code iterator.
1673         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1674         using any_rotate code iterator and SWIM124 mode iterator.
1675         (ix86_rotlti3): New insn_and_split pattern.
1676         (ix86_rotrti3): Ditto.
1677         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1678         ix86_rotl{di,ti}3 patterns.
1679         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1680         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1681         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1682         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1683         code iterator and SWI mode iterator.
1684         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1685         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1686         code iterator.
1687         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1688         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1689         (bswap rotatert splitter): Add splitter.
1690         (bswap splitter): Macroize splitter using any_rotate code iterator.
1691         Add insn predicate to split only for TARGET_USE_XCHGB or when
1692         optimizing function for size.
1693
1694 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1695
1696         * config/pa/pa.c (emit_move_sequence): Remove use of
1697         deleted variable flag_argument_noalias.
1698
1699 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1700
1701         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1702         configurations.
1703         Add to unsupported targets list.
1704         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1705         sparc*-sun-solaris2.[567]* from target lists.
1706         * configure: Regenerate.
1707         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1708         removal.
1709         Remove Solaris 7 patch references.
1710         (Specific, sparc-sun-solaris2.7): Removed.
1711         (sparc-sun-solaris2*): Update Solaris 7 example.
1712         (sparc64-*-solaris2*): Likewise.
1713
1714 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1715
1716         * config.build (alpha*-dec-osf4*): Remove.
1717         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1718         of obsolete configurations.
1719         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1720         support.
1721         * config/alpha/t-osf4: Renamed to ...
1722         * config/alpha/t-osf5: ... this.
1723         * config/alpha/osf.h: Renamed to ...
1724         * config/alpha/osf5.h: ... this.
1725         Merged old osf5.h contents.
1726         Update comments.
1727         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1728         (EXTRA_SPECS): Removed.
1729         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1730         reflect removal of Tru64 UNIX V4.0/V5.0 support.
1731         Document that.
1732
1733 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1734
1735         * doc/contrib.texi (Contributors, Rainer Orth): Update.
1736
1737 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
1738
1739         PR/43702
1740         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1741         __thiscall convention.
1742
1743 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1744
1745         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1746         orig_base.
1747         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1748
1749 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1750
1751         * function.c (assign_parms_initialize_all): Add unused attribute
1752         to fntype.
1753
1754 2010-04-12  Richard Guenther  <rguenther@suse.de>
1755
1756         * gsstruct.def (GSS_CALL): New.
1757         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1758         * gimple.h: Include tree-ssa-alias.h.
1759         (struct gimple_statement_call): New.
1760         (union gimple_statement_struct_d): Add gimple_call member.
1761         (gimple_call_reset_alias_info): Declare.
1762         (gimple_call_use_set): New function.
1763         (gimple_call_clobber_set): Likewise.
1764         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1765         * gimple.c (gimple_call_reset_alias_info): New function.
1766         (gimple_build_call_1): Call it.
1767         * lto-streamer-in.c (input_gimple_stmt): Likewise.
1768         * tree-inline.c (remap_gimple_stmt): Likewise.
1769         (expand_call_inline): Remove callused handling.
1770         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1771         * tree-dfa.c (dump_variable): Likewise.
1772         * tree-parloops.c (parallelize_loops): Likewise.
1773         * tree-ssa.c (init_tree_ssa): Likewise.
1774         (delete_tree_ssa): Likewise.
1775         * tree-flow-inline.h (is_call_used): Remove.
1776         * tree-flow.h (struct gimple_df): Remove callused member.
1777         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1778         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1779         (ref_maybe_used_by_call_p_1): Simplify.
1780         (call_may_clobber_ref_p_1): Likewise.
1781         * tree-ssa-structalias.c (compute_points_to_sets): Set
1782         the call stmt used and clobbered sets.
1783         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1784         (find_tail_calls): Verify the tail call.
1785
1786 2010-04-12  Richard Guenther  <rguenther@suse.de>
1787
1788         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1789         single-iteration always-inline inlining.
1790         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1791         (cgraph_decide_inlining): Do not handle always-inline specially.
1792         (try_inline): Remove always-inline cycle detection special case.
1793         Do not recurse on always-inlines.
1794         (cgraph_early_inlining): Do not iterate if not optimizing.
1795         (cgraph_gate_early_inlining): remove.
1796         (pass_early_inline): Run unconditionally.
1797         (gate_cgraph_decide_inlining): New function.
1798         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
1799         not inlining or optimizing.
1800         (cgraph_decide_inlining_of_small_functions): Also consider
1801         always-inline functions.
1802         (cgraph_default_inline_p): Return true for nodes which should
1803         disregard inline limits.
1804         (estimate_function_body_sizes): Assume zero size and time for
1805         nodes which are marked as disregarding inline limits.
1806         (cgraph_decide_recursive_inlining): Do not perform recursive
1807         inlining on always-inline nodes.
1808
1809 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
1810
1811         PR bootstrap/43699
1812         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1813         for exprs satisfying handled_component_p.
1814
1815 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
1816
1817         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1818         non-constant aggregate elements.
1819
1820         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1821         is a real initialization.
1822
1823 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
1824
1825         PR c/36774
1826         * c-decl.c (start_function): Move forward check for nested function.
1827
1828 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1829
1830         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1831         * config/sh/sh.c: Include reload.h.
1832         (sh_legitimize_reload_address): New.
1833         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1834         sh_legitimize_reload_address.
1835
1836 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1837
1838         * config/sh/sh.md (*movqi_pop): New insn pattern.
1839         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1840
1841 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1842
1843         * config/i386/i386.md (any_shiftrt): New code iterator.
1844         (shiftrt_insn): New code attribute.
1845         (shiftrt): Ditto.
1846         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1847         using any_shiftrt code iterator.
1848         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1849         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1850         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1851         pattern from corresponding peephole2 patterns.
1852         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1853         using any_shiftrt code iterator.
1854         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1855         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1856         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1857         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1858         *{ashr,lshr}<mode>3_cmp_zext.
1859         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1860
1861 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1862
1863         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1864         scratch register.
1865         (*lshr<mode>3_cconly): Ditto.
1866
1867 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1868
1869         * config/i386/i386.md (lshr<mode>3): Macroize expander from
1870         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1871         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1872         pattern from *lshr{di,ti}3_1 and corresponding splitters using
1873         DWI mode iterator.
1874         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1875         from corresponding peephole2 patterns.
1876         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1877         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1878         and *lshrdi3_1_rex64 using SWI mode iterator.
1879         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1880         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1881         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1882         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1883         and *lshrdi3_cmp_rex64 using SWI mode iterator.
1884         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1885         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1886         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1887         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1888         SWI mode iterator.
1889
1890 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
1891
1892         * config/i386/i386.md (ashr<mode>3): Macroize expander from
1893         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1894         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1895         pattern from *ashr{di,ti}3_1 and corresponding splitters using
1896         DWI mode iterator.
1897         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1898         from corresponding peephole2 patterns.
1899         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1900         (ashrsi3_cvt): Rename from ashrsi3_31.
1901         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1902         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1903         and x86_64_shift_adj_3 using SWI48 mode iterator.
1904         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1905         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1906         and *ashrdi3_1_rex64 using SWI mode iterator.
1907         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1908         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1909         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1910         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1911         and *ashrdi3_cmp_rex64 using SWI mode iterator.
1912         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1913         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1914         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1915         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1916         SWI mode iterator.
1917         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1918         * config/i386/i386.c (ix86_split_ashr): Update for renamed
1919         x86_shift<mode>_adj_3 expanders.
1920
1921 2010-04-10  Wei Guozhi  <carrot@google.com>
1922
1923         PR target/42601
1924         * config/arm/arm.c (arm_pic_static_addr): New function.
1925         (legitimize_pic_address): Call arm_pic_static_addr when it detects
1926         a static symbol.
1927         (arm_output_addr_const_extra): Output expression for new pattern.
1928         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1929
1930 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
1931
1932         * ira-costs.c (record_reg_classes): Ignore alternatives that are
1933         not enabled.
1934
1935         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1936         * web.c: Include "insn-config.h" and "recog.h".
1937         (union_match_dups): New function.
1938         (web_main): Call it.
1939         (union_defs): Don't try to recognize match_dups.
1940
1941         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1942         if doing so would replace the entire pattern.
1943
1944 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1945
1946         PR target/43707
1947         PR target/43709
1948         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1949         and splitter pattern.  Change splitter operand 1 predicate to
1950         nonmemory_operand.
1951
1952 2010-04-09  Martin Jambor  <mjambor@suse.cz>
1953
1954         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1955         lattices are addresses of CONST_DECLs with the same initial value.
1956         (ipcp_print_all_lattices): Print values of CONST_DECLs.
1957         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1958
1959 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1960             Bernd Schmidt  <bernds@codesourcery.com>
1961
1962         * loop-invariant.c (replace_uses): New static function.
1963         (move_invariant_reg): Use it to ensure we can replace the uses.
1964
1965 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
1966
1967         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1968         function template.
1969         (picochip_override_options): Enable section anchors only above -O1.
1970         (picochip_reorg): Fixed a couple of build warnings.
1971
1972 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1973
1974         * configure.ac (plugin -rdynamic test): Log result.
1975         * configure: Regenerate.
1976         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1977         (RDYNAMIC_SPEC): Define.
1978         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1979
1980 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1981
1982         * configure.ac: Determine Sun ld version numbers.
1983         (comdat_group): Restrict GNU ld version checks to gld.
1984         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1985         (enable_comdat): Support --enable-comdat.
1986         * configure: Regenerate.
1987         * doc/install.texi (Configuration): Document --enable-comdat.
1988
1989 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1990
1991         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
1992         * config/sol2-gld.h: ... here.
1993         * config.gcc (sparc*-*-solaris2*): Reflect this.
1994         (i[34567]86-*-solaris2*): Use it.
1995
1996 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
1997
1998         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1999         setup_clocks_p.
2000         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2001
2002 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2003
2004         PR 42965
2005         * diagnostic.c (diagnostic_initialize): Initialize
2006         some_warnings_are_errors.
2007         (diagnostic_finish): New.
2008         (diagnostic_action_after_output): Call it before exiting.
2009         (diagnostic_report_diagnostic): Do not print message here. Set
2010         some_warnings_are_errors.
2011         * diagnostic.h (diagnostic_context): Delete
2012         issue_warnings_are_errors_message. Add some_warnings_are_errors.
2013         (diagnostic_finish): Declare.
2014         * toplev.c (toplev_main): Call it before exit.
2015
2016 2010-04-09  Jason Merrill  <jason@redhat.com>
2017
2018         PR c++/42623
2019         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2020         for incomplete type.
2021
2022         PR c++/41788
2023         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2024         based on a warning flag.
2025
2026 2010-04-09  Richard Guenther  <rguenther@suse.de>
2027
2028         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2029
2030 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
2031
2032         PR bootstrap/43684
2033         * varasm.c (default_assemble_visibility): Wrap vars that are
2034         set, but unused, by targets without GAS.
2035         * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2036         Remove set, but unused, vars.
2037         (rs6000_legitimize_tls_address): Likewise.
2038         (altivec_expand_dst_builtin): Likewise.
2039         * config/darwin.c (machopic_classify_symbol): Likewise.
2040         (machopic_indirection_name): Likewise.
2041
2042 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
2043
2044         * config/i386/i386.md (DWI): New mode iterator.
2045         (S): New mode attribute.
2046         (shift_operand): Ditto.
2047         (shift_immediate_operand): Ditto.
2048         (ashl_input_operand): Ditto.
2049         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2050         using SDWIM mode iterator.
2051         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
2052         pattern from *ashl{di,ti}3_1 and corresponding splitters using
2053         DWI mode iterator.
2054         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2055         from corresponding peephole2 patterns.
2056         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2057         and x86_64_shift_adj_1 using SWI48 mode iterator.
2058         (x86_shift<mode>_adj_2): Ditto.
2059         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2060         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2061         using SWI48 mode iterator.
2062         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2063         *ashldi3_cmp_rex64 using SWI mode iterator.
2064         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2065         *ashldi3_cconly_rex64 using SWI mode iterator.
2066         * config/i386/i386.c (ix86_split_ashl): Update for renamed
2067         x86_shift<mode>_adj_{1,2}.
2068         (ix86_split_ashr): Ditto.
2069         (ix86_split_lshr): Ditto.
2070
2071 2010-04-09  Richard Guenther  <rguenther@suse.de>
2072
2073         * target.h (builtin_conversion): Pass in input and output types.
2074         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2075         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2076         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2077         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2078
2079         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2080         Handle AVX modes.
2081         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2082
2083 2010-04-09  Richard Guenther  <rguenther@suse.de>
2084
2085         PR target/43152
2086         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2087
2088 2010-04-09  Richard Guenther  <rguenther@suse.de>
2089
2090         * tree-vectorizer.h (struct _stmt_vec_info): Document
2091         that vectype is the type of the LHS.
2092         (supportable_widening_operation, supportable_narrowing_operation):
2093         Get both input and output vector types as arguments.
2094         (vect_is_simple_use_1): Declare.
2095         (get_same_sized_vectype): Likewise.
2096         * tree-vect-loop.c (vect_determine_vectorization_factor):
2097         Set STMT_VINFO_VECTYPE to the vector type of the def.
2098         (vectorizable_reduction): Adjust.
2099         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2100         Adjust.  Specify the output vector type.
2101         (vect_pattern_recog_1): Adjust.
2102         * tree-vect-stmts.c (get_same_sized_vectype): New function.
2103         (vectorizable_call): Adjust.
2104         (vectorizable_conversion): Likewise.
2105         (vectorizable_operation): Likewise.
2106         (vectorizable_type_demotion): Likewise.
2107         (vectorizable_type_promotion): Likewise.
2108         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2109         the def.
2110         (vect_is_simple_use_1): New function.
2111         (supportable_widening_operation): Get both input and output
2112         vector types.
2113         (supportable_narrowing_operation): Likewise.
2114         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2115
2116 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
2117
2118         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2119         __thiscall and _thiscall as predefined macros.
2120         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2121         thiscall attribute handling.
2122         (ix86_comp_type_attributes): Likewise.
2123         (ix86_function_regparm): Likewise.
2124         (ix86_return_pops_args): Likewise.
2125         (init_cumulative_args): Likewise.
2126         (find_drap_reg): Likewise.
2127         (ix86_static_chain): Likewise.
2128         (x86_this_parameter): Likewise.
2129         (x86_output_mi_thunk): Likewise.
2130         (ix86_attribute_table): Add description for thiscall attribute.
2131         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2132         * doc/extend.texi: Add documentation for thiscall.
2133
2134 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2135
2136         PR c++/28584
2137         * c.opt (Wint-to-pointer-cast): Available in C++.
2138         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2139
2140 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
2141
2142         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2143         * calls.c (expand_call): Pass the function type to aggregate_value_p.
2144         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2145         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
2146         function type instead.  Reorder and simplify checks.
2147
2148         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2149
2150 2010-04-08  Jing Yu  <jingyu@google.com>
2151             Zdenek Dvorak  <ook@ucw.cz>
2152
2153         PR tree-optimization/42720
2154         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2155         loop unswitch conditions here from ...
2156         (tree_unswitch_single_loop): ... here.
2157
2158 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2159
2160         * tree-if-conv.c: Fix comments and simplify logic.
2161
2162 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2163
2164         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2165         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
2166         (main_tree_if_conversion): Update call to tree_if_conversion.
2167
2168 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2169
2170         PR 42485
2171         * doc/invoke.texi (-b,-V): Delete.
2172         * doc/tm.texi: Do not mention -b.
2173         * gcc.c (display_help): Delete -b and -V.
2174         (process_command): Delete -b and -V.
2175         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2176
2177 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
2178             Wolfgang Gellerich  <gellerich@de.ibm.com>
2179
2180         Implement target hook for loop unrolling
2181         * target.h (loop_unroll_adjust): Add a new target hook function.
2182         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2183         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2184         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2185         (s390_loop_unroll_adjust): Implement the new target hook for s390.
2186         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2187         target hook.
2188         (decide_unroll_stupid): Likewise.
2189
2190 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2191
2192         PR target/43643
2193         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2194
2195 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2196
2197         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2198         (Specific, *-*-solaris2*): Likewise.
2199         Don't prefer Sun as over GNU as.
2200
2201 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
2202
2203         * config/s390/s390.c (override_options): Adjust the z10
2204           defaults for max-unroll-times, max-completely-peeled-insns
2205           and max-completely-peel-times.
2206
2207 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2208
2209         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2210         instructions for z10.
2211         (s390_expand_setmem): Likewise.
2212         (s390_expand_cmpmem): Likewise.
2213
2214 2010-04-08  Richard Guenther  <rguenther@suse.de>
2215
2216         PR tree-optimization/43679
2217         * tree-ssa-pre.c (eliminate): Only propagate copies.
2218
2219 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
2220
2221         PR bootstrap/43681
2222         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2223         set but not used variable warning.
2224
2225 2010-04-08  Wei Guozhi  <carrot@google.com>
2226
2227         PR target/41653
2228         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2229         (arm_size_rtx_costs): Call the new function when optimized for size.
2230
2231 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
2232
2233         PR debug/43670
2234         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2235         op0 is not a MEM, just return NULL instead of assertion
2236         failure.
2237         (discover_nonconstant_array_refs): Don't walk debug stmts.
2238
2239 2010-04-08  Doug Kwan  <dougkwan@google.com>
2240
2241         * configure.ac: Recognize gold and do not use its version number
2242         to test ld features.
2243         * configure: Regenerate.
2244
2245 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
2246
2247         PR middle-end/40815
2248         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2249         (negate_value): Move code to push elements to broken_up_substracts ...
2250         (eliminate_plus_minus_pair): ... here.  Push operands that have no
2251         negative pair to plus_negates.
2252         (repropagate_negates, init_reassoc, fini_reassoc): Update.
2253
2254 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2255
2256         * doc/install.texi (Configuration): Move description of
2257         --enable-lto, --with-libelf*, --enable-gold from Java section to
2258         general section.
2259
2260         * doc/generic.texi (Working with declarations)
2261         (Function Properties, C and C++ Trees): Fix typos.
2262         * doc/sourcebuild.texi (Top Level): Likewise.
2263
2264 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
2265
2266         PR c/18624
2267         * tree.h (DECL_READ_P): Define.
2268         (struct tree_decl_common): Add decl_read_flag.
2269         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2270         a set but not used warning.
2271         (merge_decls): Merge DECL_READ_P flag.
2272         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2273         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2274         * c-common.c (handle_used_attribute, handle_unused_attribute):
2275         Likewise.
2276         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2277         New prototypes.
2278         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2279         New functions.
2280         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2281         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2282         c_parser_binary_expression, c_parser_cast_expression,
2283         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2284         Call default_function_array_read_conversion instead of
2285         default_function_array_conversion where needed.
2286         (c_parser_unary_expression, c_parser_conditional_expression,
2287         c_parser_postfix_expression_after_primary, c_parser_initelt):
2288         Likewise.  Call mark_exp_read where needed.
2289         (c_parser_statement_after_labels, c_parser_asm_operands,
2290         c_parser_typeof_specifier, c_parser_sizeof_expression,
2291         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2292         where needed.
2293         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2294         New.
2295         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2296         (warn_unused_but_set_parameter): Default to warn_unused
2297         && extra_warnings.
2298         * doc/invoke.texi: Document -Wunused-but-set-variable and
2299         -Wunused-but-set-parameter.
2300
2301         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2302         used count variable.
2303         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2304         when operandN variables aren't used in the body of the expander
2305         or splitter.
2306         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2307         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2308         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2309         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2310         FOR_EACH_IMM_USE_ON_STMT): Likewise.
2311         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2312         * tree.c (PROCESS_ARG): Likewise.
2313
2314 2010-04-07  Simon Baldwin  <simonb@google.com>
2315
2316         * diagnostic.h (diagnostic_override_option_index): New macro to
2317         set a diagnostic's option_index.
2318         * c-tree.h (c_cpp_error): Add warning reason argument.
2319         * opts.c (_warning_as_error_callback): New.
2320         (register_warning_as_error_callback): Store callback for
2321         warnings enabled via enable_warning_as_error.
2322         (enable_warning_as_error): Call callback, minor code tidy.
2323         * opts.h (register_warning_as_error_callback): Declare.
2324         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2325         response to -Werror=.
2326         (c_common_init_options): Register warning_as_error_callback in opts.c.
2327         * common.opt: Add -Wno-cpp option.
2328         * c-common.c (struct reason_option_codes_t): Map cpp warning
2329         reason codes to gcc option indexes.
2330         * (c_option_controlling_cpp_error): New function, lookup the gcc
2331         option index for a cpp warning reason code.
2332         * (c_cpp_error): Add warning reason argument, call
2333         c_option_controlling_cpp_error for diagnostic_override_option_index.
2334         * doc/invoke.texi: Document -Wno-cpp.
2335
2336 2010-04-07  Richard Guenther  <rguenther@suse.de>
2337
2338         * ipa-reference.c (mark_load): Use get_base_address.
2339         (mark_store): Likewise.
2340
2341         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2342         inserting GIMPLE_NOPs into the IL.
2343         * tree-ssa-structalias.c (get_constraint_for_component_ref):
2344         Explicitly strip handled components and indirect references.
2345
2346         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2347         folding address expressions.
2348         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2349         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2350         operand_equal_p to compare decls.
2351         (ptr_deref_may_alias_decl_p): Likewise.
2352         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2353         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2354         Handle reversed comparison ops.
2355         * tree-sra.c (asm_visit_addr): Use get_base_address.
2356         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2357         * ipa-reference.c (mark_address): Use get_base_address.
2358
2359 2010-04-07  Richard Guenther  <rguenther@suse.de>
2360
2361         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2362         Propagate constants everywhere.
2363
2364 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
2365
2366         PR debug/43516
2367         * tree.c (MAX_INT_CACHED_PREC): Define.
2368         (nonstandard_integer_type_cache): New array.
2369         (build_nonstandard_integer_type): Cache results for precision
2370         <= MAX_INT_CACHED_PREC.
2371
2372 2010-04-07  Richard Guenther  <rguenther@suse.de>
2373
2374         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2375         -fargument-noalias-global, -fargument-noalias-anything): Remove.
2376         * common.opt: Likewise.
2377         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2378         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2379         (nonoverlapping_memrefs_p): Likewise.
2380         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2381         * opts.c (common_handle_option): Handle OPT_fargument_alias,
2382         OPT_fargument_noalias, OPT_fargument_noalias_anything and
2383         OPT_fargument_noalias_global for backward compatibility.
2384
2385 2010-04-07  Richard Guenther  <rguenther@suse.de>
2386
2387         PR tree-optimization/43270
2388         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2389         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2390         * tree-ssa-pre.c (phi_translate_1): Adjust.
2391         (fully_constant_expression): Split out vn_reference handling to ...
2392         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2393         Fold reads from constant strings.
2394         (vn_reference_lookup): Handle fully constant references.
2395         (vn_reference_lookup_pieces): Likewise.
2396         * Makefile.in (expmed.o-warn): Add -Wno-error.
2397
2398 2010-04-07  Martin Jambor  <mjambor@suse.cz>
2399
2400         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2401
2402 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
2403
2404         PR driver/41594
2405         * gcc.c: Add -static-libstdc++ to list of recognized options.
2406
2407 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2408
2409         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2410
2411 2010-04-07  Richard Guenther  <rguenther@suse.de>
2412
2413         PR middle-end/42617
2414         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2415         bases build simple mem attributes to retain points-to information.
2416
2417 2010-04-07  Richard Guenther  <rguenther@suse.de>
2418
2419         PR middle-end/42617
2420         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2421         preserve points-to related information.
2422
2423 2010-04-07  Richard Guenther  <rguenther@suse.de>
2424
2425         PR middle-end/42617
2426         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2427         discard plain indirect references.
2428         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2429         * tree.c (tree_nop_conversion): Likewise.
2430
2431 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
2432
2433         PR debug/43628
2434         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2435
2436 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
2437
2438         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2439         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2440
2441 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2442
2443         * tree-if-conv.c: Fix indentation and comments.
2444
2445 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2446
2447         * tree-if-conv.c: Sort static functions in topological order.
2448
2449 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2450
2451         * tree-if-conv.c: Fix indentation and comments.
2452
2453 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2454
2455         PR middle-end/43519
2456         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2457         lang_hooks.types.type_for_size instead of
2458         build_nonstandard_integer_type.
2459         When converting an unsigned type to signed, double its precision.
2460         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2461         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2462         (graphite_create_new_loop_guard): When ub + 1 wraps around,
2463         use lb <= ub.
2464
2465 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2466
2467         PR middle-end/43519
2468         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2469         POINTER_PLUS_EXPR for pointer types.
2470
2471 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2472
2473         PR middle-end/43519
2474         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2475         * graphite-clast-to-gimple.c: Include langhooks.h.
2476         (max_signed_precision_type): New.
2477         (max_precision_type): Takes two types as arguments.
2478         (precision_for_value): New.
2479         (precision_for_interval): New.
2480         (gcc_type_for_interval): New.
2481         (gcc_type_for_value): New.
2482         (gcc_type_for_clast_term): New.
2483         (gcc_type_for_clast_red): New.
2484         (gcc_type_for_clast_bin): New.
2485         (gcc_type_for_clast_expr): Split up into several functions.
2486         (gcc_type_for_clast_eq): Rewritten.
2487         (compute_bounds_for_level): New.
2488         (compute_type_for_level_1): New.
2489         (compute_type_for_level): New.
2490         (gcc_type_for_cloog_iv): Removed.
2491         (gcc_type_for_iv_of_clast_loop): Rewritten.
2492         (graphite_create_new_loop): Compute the lower and upper bound types
2493         with gcc_type_for_clast_expr.
2494         (graphite_create_new_loop_guard): Same.
2495         (find_cloog_iv_in_expr): Removed.
2496         (compute_cloog_iv_types_1): Removed.
2497         (compute_cloog_iv_types): Removed.
2498         (gloog): Do not call compute_cloog_iv_types.
2499         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2500         GBB_CLOOG_IV_TYPES.
2501         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2502         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2503         (GBB_CLOOG_IV_TYPES): Removed.
2504
2505 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2506
2507         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2508         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2509         (detect_commutative_reduction): Same.
2510
2511 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2512
2513         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2514         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
2515         argument.
2516         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2517         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2518         (rewrite_commutative_reductions_out_of_ssa): Same.
2519         * passes.c (execute_function_todo): Call verify_ssa for every pass
2520         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
2521         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2522         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2523         with an extra argument.
2524         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
2525         verify_ssa only when the extra argument is true.
2526         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2527         with an extra argument.
2528         (tree_transform_and_unroll_loop): Same.
2529
2530 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2531
2532         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2533         for all the passes of the LNO having LOOP_CLOSED_SSA.
2534         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2535         * tree-loop-distribution.c (pass_loop_distribution): Same.
2536         * tree-pass.h (TODO_verify_loops): Removed.
2537         * tree-ssa-loop.c (pass_tree_loop_init): Same.
2538         (pass_lim): Same.
2539         (pass_tree_unswitch): Same.
2540         (pass_predcom): Same.
2541         (pass_vectorize): Same.
2542         (pass_linear_transform): Same.
2543         (pass_graphite_transforms): Same.
2544         (pass_iv_canon): Same.
2545         (pass_complete_unroll): Same.
2546         (pass_complete_unrolli): Same.
2547         (pass_parallelize_loops): Same.
2548         (pass_loop_prefetch): Same.
2549         (pass_iv_optimize): Same.
2550
2551 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
2552
2553         PR middle-end/32824
2554         * passes.c (init_optimization_passes): Move pass_lim before
2555         pass_copy_prop and pass_dce_loop.
2556
2557 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
2558
2559         PR target/43667
2560         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2561         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2562         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2563         MULTI_* defines for 4 argument vpermil2p* builtins.
2564
2565 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
2566
2567         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2568         * config/i386/i386.c (x86_maybe_negate_const_int): New.
2569         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2570         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2571         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2572         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2573         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2574         Use x86_maybe_negate_const_int to output insn mnemonic.
2575         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
2576         check from instruction predicate.  Update comments.
2577         * config/i386/sync.md (sync_add<mode>): Use
2578         x86_maybe_negate_const_int to output insn mnemonic.
2579
2580 2010-04-06  Jan Hubicka  <jh@suse.cz>
2581
2582         PR tree-optimization/42906
2583         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2584         IGNORE_SELF argument.  Set visited_control_parents for fully
2585         processed BBs.
2586         (find_obviously_necessary_stmts): Update call of
2587         mark_control_dependent_edges_necessary.
2588         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
2589
2590 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
2591
2592         * config/i386/i386.md: Remove comment about 'e' and 'E'
2593         operand modifier.
2594
2595 2010-04-06  Richard Guenther  <rguenther@suse.de>
2596
2597         PR tree-optimization/43627
2598         * tree-vrp.c (extract_range_from_unary_expr): Widenings
2599         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2600         not varying.
2601
2602 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
2603
2604         * BASE-VER: Change to 4.6.0.
2605
2606         PR target/43638
2607         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2608         handling.
2609
2610 2010-04-06  Richard Guenther  <rguenther@suse.de>
2611
2612         PR middle-end/43661
2613         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2614
2615 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2616
2617         * doc/invoke.texi (Optimize Options): Document that LTO
2618         won't remove object access purely due to incompatible
2619         declarations.
2620
2621 2010-04-04  Matthias Klose  <doko@ubuntu.com>
2622
2623         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2624         Initialize variable.
2625
2626 2010-04-03  Richard Guenther  <rguenther@suse.de>
2627
2628         PR middle-end/42509
2629         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2630         require a non-NULL MEM_OFFSET.
2631
2632 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
2633
2634         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2635         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2636         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2637         config/alpha/predicates.md, config/arm/arm.md,
2638         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2639         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2640         config/darwin9.h, config/darwin.c, config/darwin.h,
2641         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2642         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2643         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2644         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2645         config/mips/mips.md, config/mn10300/mn10300.c,
2646         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2647         config/rs6000/aix.h, config/rs6000/dfp.md,
2648         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2649         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2650         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2651         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2652         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2653         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2654         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2655         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2656         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2657         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2658         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2659         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2660         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2661         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2662         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2663         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2664         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2665         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2666         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2667         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2668         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2669         opt-functions.awk, opth-gen.awk, params.def, passes.c,
2670         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2671         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2672         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2673         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2674         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2675         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2676         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2677         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2678         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2679         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2680         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2681         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2682         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2683         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2684
2685 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2686
2687         PR other/43620
2688         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2689         * aclocal.m4: Regenerate.
2690
2691 2010-04-02  Richard Guenther  <rguenther@suse.de>
2692
2693         PR tree-optimization/43629
2694         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2695         if we have seen a constant value.
2696
2697 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
2698
2699         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2700
2701 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
2702
2703         PR target/43469
2704         * arm.c (legitimize_tls_address): Adjust call to
2705         gen_tls_load_dot_plus_four.
2706         (arm_note_pic_base): New function.
2707         (arm_cannot_copy_insn_p): Use it.
2708         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2709         constraint.
2710
2711 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2712
2713         PR bootstrap/43531
2714
2715         Revert:
2716         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2717
2718         * Makefile.in ($(out_object_file)): Depend on
2719         gt-$(basename $(notdir $(out_file))).h.
2720
2721 2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
2722
2723         * config.gcc (lm32-*-rtems*): Add t-lm32.
2724
2725 2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
2726
2727         * config.gcc: Add lm32-*-rtems*.
2728         * config/lm32/rtems.h: New file.
2729
2730 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
2731
2732         PR target/42609
2733         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2734
2735 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
2736
2737         * dwarf2out.c (output_compilation_unit_header): For
2738         -gdwarf-4 use version 4 instead of version 3.
2739         (output_line_info): For version 4 and above emit additional
2740         maximum ops per insn header field.
2741         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2742
2743         * dwarf2out.c (is_c_family, is_java): Remove.
2744         (lower_bound_default): New function.
2745         (add_bound_info, gen_descr_array_type_die): Use it.
2746
2747 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
2748
2749         PR debug/43325
2750         * dwarf2out.c (gen_variable_die): Allow debug info for variable
2751         re-declaration when it happens in a function.
2752
2753 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
2754
2755         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2756         (cgraph_remove_function_insertion_hook): Same.
2757         (cgraph_call_function_insertion_hooks): Same.
2758
2759 2010-04-01  Richard Guenther  <rguenther@suse.de>
2760
2761         PR middle-end/43614
2762         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2763         and TREE_THIS_VOLATILE.
2764         (copy_ref_info): Likewise.
2765         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2766         * tree.c (build6_stat): Ignore side-effects of all but arg5
2767         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
2768         TARGET_MEM_REF.
2769
2770 2010-04-01  Richard Guenther  <rguenther@suse.de>
2771
2772         PR tree-optimization/43607
2773         * ipa-type-escape.c (check_call): Do not access non-existing
2774         arguments.
2775
2776 2010-04-01  Richard Guenther  <rguenther@suse.de>
2777
2778         PR middle-end/43602
2779         Revert
2780         2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2781                     Jack Howarth <howarth@bromo.med.uc.edu>
2782
2783         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2784         variables TLS.
2785
2786 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2787
2788         * doc/install.texi (Prerequisites): Document libelf usability on
2789         IRIX 5/6 and Solaris 2.
2790         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2791         Update GNU as, GNU ld requirements.
2792         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2793         Document Sun Studio compiler download.
2794         Update and simplify as, ld recommendations.
2795         (Specific, *-*-solaris2.7): Note obsoletion, removal.
2796
2797 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2798
2799         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2800         with_tune_32 to pentium4.
2801
2802 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
2803
2804         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2805
2806 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2807
2808         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2809         obsoletion, removal.
2810         Update IDO URL.
2811         Document GNU as requirement.
2812         Update configure requirements.
2813         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2814         Recomment IRIX 6.5.18+.
2815         Document IDF/IDL requirement.
2816         Document GNU as requirement.
2817         Document GNU ld bootstrap failure.
2818         Remove freeware.sgi.com reference.
2819
2820 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2821
2822         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2823         UNIX V4.0, V5.0 obsoletion, removal.
2824         Remove --with-gc=simple reference.
2825         Update VM requirements during bootstrap.
2826         Remove -oldas bootstrap description.
2827         Update binutils reference.
2828         Remove comparison failure note.
2829
2830 2010-03-31  Richard Guenther  <rguenther@suse.de>
2831             Zdenek Dvorak  <ook@ucw.cz>
2832             Sebastian Pop  <sebastian.pop@amd.com>
2833
2834         PR middle-end/43464
2835         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2836         with multiple arguments.
2837         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2838
2839 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2840
2841         * graphite-dependences.c (print_pddr): Call print_pdr with an
2842         extra argument.
2843         * graphite-poly.c (debug_pdr): Add an extra argument for the
2844         verbosity level.
2845         (print_pdr): Same.
2846         (print_pbb_domain): Same.
2847         (print_pbb): Same.
2848         (print_scop_context): Same.
2849         (print_scop): Same.
2850         (print_cloog): Same.
2851         (debug_pbb_domain): Same.
2852         (debug_pbb): Same.
2853         (print_pdrs): Same.
2854         (debug_pdrs): Same.
2855         (debug_scop_context): Same.
2856         (debug_scop): Same.
2857         (debug_cloog): Same.
2858         (print_scop_params): Same.
2859         (debug_scop_params): Same.
2860         (print_iteration_domain): Same.
2861         (print_iteration_domains): Same.
2862         (debug_iteration_domain): Same.
2863         (debug_iteration_domains): Same.
2864         (print_scattering_function): Same.
2865         (print_scattering_functions): Same.
2866         (debug_scattering_function): Same.
2867         (debug_scattering_functions): Same.
2868         * graphite-poly.h (debug_pdr): Update declaration.
2869         (print_pdr): Same.
2870         (print_pbb_domain): Same.
2871         (print_pbb): Same.
2872         (print_scop_context): Same.
2873         (print_scop): Same.
2874         (print_cloog): Same.
2875         (debug_pbb_domain): Same.
2876         (debug_pbb): Same.
2877         (print_pdrs): Same.
2878         (debug_pdrs): Same.
2879         (debug_scop_context): Same.
2880         (debug_scop): Same.
2881         (debug_cloog): Same.
2882         (print_scop_params): Same.
2883         (debug_scop_params): Same.
2884         (print_iteration_domain): Same.
2885         (print_iteration_domains): Same.
2886         (debug_iteration_domain): Same.
2887         (debug_iteration_domains): Same.
2888         (print_scattering_function): Same.
2889         (print_scattering_functions): Same.
2890         (debug_scattering_function): Same.
2891         (debug_scattering_functions): Same.
2892
2893 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2894
2895         * graphite-poly.c (print_scattering_function_1): New.
2896         (print_scattering_function): Call it.
2897         (print_scop_params): Remove spaces at the end of lines.
2898         (print_cloog): New.
2899         (debug_cloog): New.
2900         * graphite-poly.h (print_cloog): Declared.
2901         (debug_cloog): Declared.
2902
2903 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2904
2905         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2906         in loop->header.
2907         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2908         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2909         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2910         to switch between adding the IV bump in loop->latch or in loop->header.
2911
2912 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2913
2914         * graphite-poly.c (print_scattering_function): Pretty print following
2915         the scoplib format.
2916         (print_pdr): Same.
2917         (print_pbb_domain): Same.
2918         (dump_gbb_cases): Same.
2919         (dump_gbb_conditions): Same.
2920         (print_pdrs): Same.
2921         (print_pbb): Same.
2922         (print_scop_params): Same.
2923         (print_scop_context): Same.
2924         (print_scop): Same.
2925         (print_pbb_body): New.
2926         (lst_indent_to): New.
2927         (print_lst): Start new lines with a #.
2928         * graphite-poly.h (pbb_bb): New.
2929         (pbb_index): Use pbb_bb.
2930         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2931         disjuncts.
2932         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2933
2934 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2935
2936         * dwarf2out.c (size_of_die): For -gdwarf-4 use
2937         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2938         and 0 instead of 1 for dw_val_class_flag.
2939         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2940         dw_val_class_range_list, dw_val_class_loc_list,
2941         dw_val_class_lineptr and dw_val_class_macptr, use
2942         DW_FORM_flag_present for dw_val_class_flag and
2943         DW_FORM_exprloc for dw_val_class_loc.
2944         (output_die): For -gdwarf-4 print dw_val_class_loc
2945         size as uleb128 instead of 1 or 2 bytes and don't print
2946         anything for dw_val_class_flag.
2947
2948         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2949         instead of cselib_lookup following by tweaking locs->setting_insn.
2950
2951         PR bootstrap/43596
2952         * cselib.c (cselib_process_insn): Clear cselib_current_insn
2953         even before returning from label, setjmp call or volatile asm
2954         handling.
2955
2956 2010-03-31  Richard Guenther  <rguenther@suse.de>
2957
2958         PR middle-end/43600
2959         * cgraphunit.c (cgraph_output_in_order): Do not allocate
2960         temporary data on stack.
2961
2962 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2963
2964         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2965         (PUSHSECTION_ASM_OP): Remove.
2966         (POPSECTION_ASM_OP): Remove.
2967         (PUSHSECTION_FORMAT): Remove.
2968         * config/sol2.h (PUSHSECTION_FORMAT): Define.
2969         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2970         * config/sol2.c (solaris_output_init_fini): Use it.
2971
2972 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2973
2974         PR 43574
2975         * opt-functions.awk (var_type_struct): Use signed char type
2976         for simple variables.
2977
2978 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2979
2980         * config/sol2.c: Include output.h.
2981         (solaris_assemble_visibility): New function.
2982         * config/t-sol2 (sol2.o): Add output.h dependency.
2983         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2984         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2985         Redefine.
2986
2987 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2988
2989         PR target/43580
2990         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2991         V2SImode or XFmode on PRE_DEC.
2992
2993         PR debug/43557
2994         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2995         BLKmode.
2996
2997 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2998
2999         PR 43562
3000         * reload.h (caller_save_initialized_p): Declare.
3001         * toplev.c (backend_init_target): Don't call
3002         init_caller_save but set caller_save_initialized_p to false.
3003         * caller-save.c (caller_save_initialized_p): Define.
3004         (init_caller_save): Check caller_save_initialized_p.
3005         * ira.c (ira): Call init_caller_save if flag_caller_saves.
3006
3007 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3008
3009         PR target/39048
3010         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3011         and soft-fp/t-softfp to tmake_file.
3012         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3013         (LIBGCC2_TF_CEXT): Define.
3014         (TF_SIZE): Define.
3015
3016 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
3017
3018         PR debug/42977
3019         * cselib.c (n_useless_values): Document handling of debug locs.
3020         (n_useless_debug_values, n_debug_values): New variables.
3021         (new_elt_loc_list): Don't add to debug values, keep count.
3022         (promote_debug_loc): New.
3023         (cselib_reset_table): Zero new variables.
3024         (entry_and_rtx_equal_p): Promote debug locs.
3025         (discard_useless_locs): Increment n_useless_debug_values for
3026         debug values.
3027         (remove_useless_values): Adjust n_useless_values and n_debug_values
3028         with n_useless_debug_values.
3029         (add_mem_for_addr): Promote debug locs.
3030         (cselib_lookup_mem): Likewise.
3031         (cselib_lookup_addr): Renamed to...
3032         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
3033         (cselib_log_lookup): ... this.  Turn into...
3034         (cselib_lookup_addr): ... new wrapper.
3035         (cselib_lookup_from_insn): New.
3036         (cselib_invalidate_regno): Increment n_useless_debug_values for
3037         debug values.
3038         (cselib_invalidate_mem): Likewise.
3039         (cselib_process_insn): Take n_deleted and n_debug_values into
3040         account to guard remove_useless_value call.
3041         (cselib_finish): Zero n_useless_debug_values.
3042         * cselib.h (cselib_lookup_from_insn): Declare.
3043         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3044         (sched_analyze_2): Likewise.
3045
3046 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
3047
3048         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3049         functions.
3050         (adjust_mems): Replace narrowing SUBREG of expression containing
3051         just PLUS, MINUS, MULT and ASHIFT of registers and constants
3052         with operations in the narrower mode.
3053
3054         PR debug/43593
3055         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3056         regs_invalidated_by_call instead all call_used_reg_set registers.
3057
3058 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
3059
3060         PR middle-end/43430
3061         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3062         pointer comparisons with types_compatible_p.
3063         * tree-vect-stmts.c (vectorizable_call): Same.
3064         (vectorizable_condition): Same.
3065
3066 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3067
3068         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3069         stack check if the mask would be zero.
3070
3071 2010-03-30  Seongbae Park <seongbae.park@gmail.com>
3072             Jack Howarth <howarth@bromo.med.uc.edu>
3073
3074         * tree-profile.c (tree_init_ic_make_global_vars): Make static
3075         variables TLS.
3076
3077 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
3078
3079         PR other/25232
3080         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
3081         and __unordtf2.
3082         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3083         Include ___unordxf2 and ___unordtf2.
3084         * config/i386/libgcc-glibc.ver: Do not define inheritance from
3085         GCC_4.4.0 here.
3086
3087 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
3088
3089         * config/lm32/t-lm32: New file.
3090         * config.gcc: Use the above file when targetting lm32.
3091
3092 2010-03-28  Duncan Sands  <baldrick@free.fr>
3093
3094         * Makefile.in (PLUGIN_HEADERS): Add except.h.
3095
3096 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
3097
3098         PR middle-end/43431
3099         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3100         Improve vectorization cost model diagnostic.
3101
3102 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
3103
3104         PR middle-end/43436
3105         * tree-vect-data-refs.c (vect_analyze_data_refs): When
3106         compute_data_dependences_for_loop returns false, early exit
3107         and output an extra diagnostic for the failed data reference
3108         analysis.
3109
3110 2010-03-29  Richard Guenther  <rguenther@suse.de>
3111
3112         PR tree-optimization/43560
3113         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3114         (can_sm_ref_p): Treat stores to readonly locations as trapping.
3115
3116 2010-03-29  Jie Zhang  <jie@codesourcery.com>
3117
3118         PR 43564
3119         * toplev.c (process_options): Set optimization_default_node
3120         and optimization_current_node.
3121         * opts.c (decode_options): Don't set optimization_default_node
3122         and optimization_current_node.
3123
3124 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
3125
3126         * config/rtems.h: Abandon -qrtems_debug.
3127
3128 2010-03-28  Jan Hubicka  <jh@suse.cz>
3129
3130         PR tree-optimization/43505
3131         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3132         map should not be copied.
3133
3134 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3135
3136         PR middle-end/41674
3137         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3138         cdtors, set DECL_PRESERVE_P.
3139         * ipa.c (cgraph_externally_visible_p): Return true if declaration
3140         should be preseved.
3141
3142 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
3143
3144         PR tree-optimization/43528
3145         * stor-layout.c (place_field): Check that constant fits into
3146         unsigned HWI when skipping calculation of MS bitfield layout.
3147
3148 2010-03-27  Jan Hubicka  <jh@suse.cz>
3149
3150         PR middle-end/43391
3151         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3152         notice_global_symbol work.
3153
3154 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
3155
3156         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3157         instead of dwarf2out_decl.
3158         (struct var_loc_node): Remove section_label field.
3159         (dwarf2out_function_decl): New function.
3160         (dwarf2out_var_location): Don't set section_label field.
3161         (dwarf2out_begin_function): Don't empty decl_loc_table here.
3162
3163 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
3164
3165         PR tree-optimization/43544
3166         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3167         First argument for builtin vectorized function hook is now a
3168         tree to be able to distinguish between machine specific and
3169         standard builtins.
3170         * targhooks.c (default_builtin_vectorized_function): Ditto.
3171         * targhooks.h (default_builtin_vectorized_function): Ditto.
3172         * target.h (struct gcc_target): Ditto.
3173         * tree-vect-stmts.c (vectorizable_function): Ditto.
3174         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3175         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3176         Ditto.
3177
3178 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
3179
3180         PR c/43381
3181         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3182         nested binding iff it is a FUNCTION_DECL.
3183         (store_parm_decls_newstyle): Pass nested=true to bind for
3184         FUNCTION_DECLs amongst parameters.
3185
3186 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
3187
3188         * var-tracking.c (vt_expand_loc_callback): Don't run
3189         cselib_expand_value_rtx_cb in dummy mode if
3190         cselib_dummy_expand_value_rtx_cb returned false.
3191
3192         * var-tracking.c (emit_note_insn_var_location): For one part
3193         notes with offset 0, don't add EXPR_LIST around the location.
3194         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3195         add_location_or_const_value_attribute): Adjust for that change.
3196
3197         PR debug/43540
3198         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3199         into first operand and location into second.
3200         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3201         dw_cfi_oprnd_loc for DW_CFA_expression.
3202         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3203         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3204         assume first argument is regnum and second argument is location.
3205
3206 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
3207
3208         PR target/42113
3209         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3210         of scratch register to DImode.  Split to DImode comparison operator.
3211         Use SImode subreg of scratch register in the multiplication.
3212         (*cmp_sadd_sidi): Ditto.
3213         (*cmp_ssub_si): Ditto.
3214         (*cmp_ssub_sidi): Ditto.
3215
3216 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
3217
3218         PR target/43524
3219         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3220         Remove invalid assert and wrong comment.
3221
3222 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
3223
3224         PR debug/43516
3225         * flags.h (final_insns_dump_p): New extern.
3226         * final.c (final_insns_dump_p): New variable.
3227         (rest_of_clean_state): Set it before -fdump-final-insns=
3228         dumping, clear afterwards.
3229         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3230         MEM_ALIAS_SET on MEMs.
3231
3232 2010-03-26  David S. Miller  <davem@davemloft.net>
3233
3234         * configure.ac: Fix sparc GOTDATA_OP bug check.
3235         * configure: Rebuild.
3236
3237 2010-03-26  Alan Modra  <amodra@gmail.com>
3238
3239         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3240
3241 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3242
3243         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3244         TLS_SECTION_ASM_FLAG.
3245
3246 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
3247
3248         PR bootstrap/43511
3249         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3250         Clear first_function_block_is_cold.
3251
3252         PR c/43385
3253         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3254         argument if the argument is truth_value_p.
3255
3256 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
3257
3258         * config/rs6000/constraints.md: Update copyright year for my changes.
3259
3260         PR target/43484
3261         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3262         used in reg+reg addressing, swap registers.
3263
3264 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
3265
3266         PR debug/43293
3267         * target.h (struct gcc_target): Add code_end hook.
3268         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3269         if not yet defined.
3270         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3271         * toplev.c (compile_file): Call targetm.asm_out.code_end
3272         hook before unwind info/debug info output.
3273         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3274         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3275         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3276         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3277         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3278         * config/i386/i386.c (ix86_file_end): Renamed to...
3279         (ix86_code_end): ... this.  Make static.  Don't call
3280         file_end_indicate_exec_stack.  Emit unwind info using
3281         final_start_function/final_end_function.
3282         (darwin_x86_file_end): Remove.
3283         (TARGET_ASM_CODE_END): Define.
3284         * config/i386/i386.h (TARGET_ASM_FILE_END,
3285         NEED_INDICATE_EXEC_STACK): Don't define.
3286         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3287         (TARGET_ASM_FILE_END): Define to darwin_file_end.
3288         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3289         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3290
3291         PR target/43498
3292         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3293         at the beginning and final_end_function at the end.
3294         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3295
3296 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3297
3298         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3299         and Sun as TLS syntax.
3300         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3301         * configure: Regenerate.
3302         * config.in: Regenerate.
3303         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3304         (default_elf_asm_named_section): Use it.
3305         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3306         (i386_output_dwarf_dtprel): Likewise.
3307         (output_addr_const_extra): Likewise.
3308         (output_pic_addr_const): Lowercase @GOTTPOFF.
3309         (output_addr_const_extra): Likewise.
3310         (output_pic_addr_const): Lowercase @GOTNTPOFF.
3311         (output_addr_const_extra): Likewise.
3312         (output_pic_addr_const): Lowercase @INDNTPOFF.
3313         (output_addr_const_extra): Likewise.
3314         (output_pic_addr_const): Lowercase @NTPOFF.
3315         (output_addr_const_extra): Likewise.
3316         (output_pic_addr_const): Lowercase @TPOFF.
3317         (output_addr_const_extra): Likewise.
3318         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3319         (*tls_global_dynamic_64): Likewise.
3320         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3321         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3322
3323         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3324         (ASM_OUTPUT_TLS_COMMON): Use it.
3325         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3326
3327         PR target/38118
3328         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3329         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3330         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3331         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3332         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3333         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3334
3335 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3336
3337         * config/i386/i386.c (override_options): Don't accept
3338         -mtls-dialect=sun any longer.
3339         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3340         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3341         (*tls_local_dynamic_base_32_sun): Likewise.
3342         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3343
3344 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
3345
3346         PR debug/43508
3347         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3348         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3349
3350         PR debug/43479
3351         * ira.c (adjust_cleared_regs): New function.
3352         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3353
3354         PR debug/19192
3355         PR debug/43479
3356         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3357         from gimple_block.
3358         * expr.c (expand_expr_real): Restore previous
3359         curr_insn_source_location and curr_insn_block after
3360         expand_expr_real_1 call.
3361         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3362         instead of expand_expr_real_1.
3363
3364 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
3365
3366         PR rtl-optimization/43413
3367         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3368         hard regs too.
3369
3370 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
3371
3372         PR target/43348
3373         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3374         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3375
3376 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
3377
3378         * config/i386/i386.c (ix86_target_string): Add -mfma.
3379         Fix a typo in comment.
3380
3381 2010-03-22  Mike Stump  <mikestump@comcast.net>
3382
3383         PR target/23071
3384         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3385         Don't overly align based upon packed packed fields.
3386
3387 2010-03-22  Jason Merrill  <jason@redhat.com>
3388
3389         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3390         Use () rather than [], and move before the element type.
3391
3392 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3393
3394         * doc/configfiles.texi (Configuration Files): Removed
3395         fixinc/Makefile*, intl/Makefile.*.
3396         * doc/makefile.texi: Fixed markup. Abstract from version
3397         control system used.
3398         (Makefile): Removed obsolete gcc/java/parse.y example.
3399         * doc/sourcebuild.texi: Likewise.
3400         (Top Level): Added config, gnattools, libdecnumber, libgcc,
3401         libgomp, libssp.  Removed fastjar.
3402         (Miscellaneous Docs): Clarify location.
3403         Added COPYING3, COPYING3.LIB.
3404         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3405
3406 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3407
3408         PR target/38085
3409         * config/i386/i386.c (x86_function_profiler)
3410         [!NO_PROFILE_COUNTERS]: Fix typo.
3411         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3412         instead of callq.
3413
3414 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
3415             Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3416
3417         * doc/sourcebuild.texi (Test Directives): Split into six
3418         subsections, with most of the current text in new subsections
3419         Directives, Selectors, and Final Actions.
3420         (Directives): Split list of test directives into multiple
3421         subsubsections.
3422         (Selectors): Describe use and syntax of selectors.
3423         (Effective-Target Keywords): Describe all existing keywords.
3424         (Add Options): Describe features for dg-add-options.
3425         (Require Support): Describe variants of dg-require-support.
3426         (Final Actions): Describe commands to use in dg-final.
3427
3428 2010-03-22  Michael Matz  <matz@suse.de>
3429
3430         PR middle-end/43475
3431         * recog.c (validate_replace_rtx_group): Replace also in
3432         REG_EQUAL and REG_EQUIV notes.
3433
3434 2010-03-22  Richard Guenther  <rguenther@suse.de>
3435
3436         PR tree-optimization/43390
3437         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3438         sure vector extracts are type correct.
3439
3440 2010-03-22  Richard Guenther  <rguenther@suse.de>
3441
3442         PR middle-end/40106
3443         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3444         x * sqrt (x) even when optimizing for size if the target
3445         has native support for sqrt.