config.gcc: Support --with-fpmath=avx for x86.
[gcc.git] / gcc / ChangeLog
1 2010-11-05 Uros Bizjak <ubizjak@gmail.com>
2
3 * config.gcc: Support --with-fpmath=avx for x86.
4 * config/i386/avxmath.h: New.
5 * doc/install.texi (--with-fpmath=): Document --with-fpmath=avx.
6
7 2010-11-05 Ian Lance Taylor <iant@google.com>
8
9 * tree.h (struct tree_type): Don't use descbits in GTY annotation.
10 * gengtype.c (walk_type): Don't recognize descbits option.
11
12 2010-11-05 Joseph Myers <joseph@codesourcery.com>
13
14 * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG,
15 WORD_SWITCH_TAKES_ARG): Remove.
16 * doc/options.texi (Args): Document.
17 * doc/tm.texi.in (WORD_SWITCH_TAKES_ARG): Remove.
18 * doc/tm.texi: Regenerate.
19 * opt-functions.awk (switch_flags): Handle Args.
20 * opts-common.c: Update comment on tm.h include.
21 (decode_cmdline_option): Handle options with multiple arguments.
22 Don't check WORD_SWITCH_TAKES_ARG for unknown options.
23 * opts.h (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK): Define.
24 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
25 CL_COMMON): Update values.
26 * system.h (WORD_SWITCH_TAKES_ARG): Poison.
27 * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove.
28 * config/darwin.opt (Zsegaddr, sectalign, sectcreate,
29 sectobjectsymbols, sectorder, segcreate, segprot): New.
30
31 2010-11-05 H.J. Lu <hongjiu.lu@intel.com>
32 Uros Bizjak <ubizjak@gmail.com>
33
34 * config/i386/i386.c (ix86_expand_move): Set use_avx256_p if
35 256bit AVX register is used.
36 (ix86_expand_vector_move_misalign): Likewise.
37 (ix86_expand_vector_move): Replace use_avx256_p with
38 VALID_AVX256_REG_MODE.
39
40 2010-11-05 Joern Rennecke <amylaar@spamcop.net>
41
42 PR target/44750
43 * config/pdp11/t-pdp11 (dwarf2out.o, java/constants.o): Undo last
44 change. Set $@-warn.o to -Wno-error.
45
46 PR bootstrap/44756
47 * expr.c (emit_push_insn): Cast value of PUSH_ROUNDING before
48 comparing it to a signed value.
49
50 PR bootstrap/44756
51 * expr.c (can_store_by_pieces): Add ATTRIBUTE_UNUSED to cst.
52 * haifa-sched.c (initiate_bb_reg_pressure_info): Add ATTRIBUTE_UNUSED
53 to i.
54
55 2010-11-05 Jakub Jelinek <jakub@redhat.com>
56
57 * cfgexpand.c (expand_debug_expr): Handle MEM_REF
58 with non-zero offset.
59
60 PR tree-optimization/46099
61 * tree-parloops.c (take_address_of): Add GSI argument. Return NULL
62 if it is NULL and uid wasn't found in the hash table. Just fold the
63 result if it is NULL otherwise. Insert other potentially needed
64 stmts right before current stmt instead of on the entry edge.
65 (struct elv_data): Add gsi and reset fields.
66 (eliminate_local_variables_1): Adjust caller. If take_address_of
67 failed for debug stmt, set dta->reset and return.
68 (eliminate_local_variables_stmt): Change STMT argument for GSI,
69 pass GSI through to the callback, handle resetting of debug stmts.
70 (eliminate_local_variables): Adjust caller. Process debug stmts
71 in second phase.
72
73 PR middle-end/43690
74 * gimplify.c (gimplify_asm_expr): If a "m" input is a
75 {pre,post}{in,de}crement, fail.
76
77 PR debug/46307
78 * tree-ssa-operands.c (get_expr_operands): Handle FMA_EXPR.
79 * tree-pretty-print.c (dump_generic_node): Likewise.
80 (op_code_prio): Likewise.
81 * cfgexpand.c (expand_debug_expr): Likewise.
82
83 2010-11-04 Paul Koning <ni1d@arrl.net>
84
85 * doc/md.texi (Machine Constraints): Correct formatting in PDP-11
86 constraints.
87
88 2010-11-04 Chao-ying Fu <fu@mips.com>
89
90 * configure.ac: Test assembler support for DSP Rev1 mult.
91 * configure: Regenerate.
92 * config.in: Regenerate.
93 * config/mips/mips.h (ISA_HAS_DSP_MULT): New define.
94 * config/mips/mips.c (CODE_FOR_mips_mult): New define.
95 (CODE_FOR_mips_multu): New define.
96 (mips_builtins): Move madd, maddu, msub, msubu, mult, multu from
97 dspr2_32 to dsp_32.
98 (mips_mulsidi3_gen_fn): Test (TARGET_FIX_R4000 && !ISA_HAS_DSP).
99 Delete returns when ISA_HAS_DSPR2 because the old patterns are deleted.
100 * config/mips/mips-dsp.md (mips_madd<u>, mips_msub<u>):
101 New define_expand patterns.
102 * config/mips/constraints.md (ka): Update the constraint to test
103 ISA_HAS_DSP_MULT instead of ISA_HAS_DSPR2.
104 * config/mips/mips-dspr2.md (mips_madd<u>, mips_msub<u>, mips_mult,
105 mips_multu): Delete.
106 * config/mips/mips.md (<u>mulsidi3_32bit): Add comments.
107 Change target constraint to "ka".
108 Use (!TARGET_FIX_R4000 || ISA_HAS_DSP), instead of
109 (!TARGET_FIX_R4000 && !ISA_HAS_DSPR2).
110 Emit the accumulator destination when ISA_HAS_DSP_MULT.
111 (<u>msubsidi4): Add comments. Test ISA_HAS_DSP.
112 Emit the accumulator destination when ISA_HAS_DSP_MULT.
113 (<u>maddsidi4): Likewise.
114 * doc/extend.texi (MIPS DSP Built-in Functions): Move madd, maddu,
115 msub, msubu, mult, multu built-in functions from DSP r2 to DSP r1.
116
117 2010-11-04 Paul Koning <ni1d@arrl.net>
118
119 * doc/md.texi (Machine Constraints): Add PDP-11 constraints.
120
121 2010-11-04 Paul Koning <ni1d@arrl.net>
122
123 * doc/invoke.texi (PDP-11 Options): Delete -msplit, -mno-split.
124
125 2010-11-04 Nicola Pero <nicola.pero@meta-innovation.com>
126
127 Fixed using the Objective-C 2.0 dot-syntax with class names.
128 * c-parser.c (c_parser_next_token_starts_declspecs): In
129 Objective-C, detect Objective-C 2.0 dot-syntax with a class name.
130 (c_parser_next_token_starts_declaration): Same.
131 (c_parser_postfix_expression): Parse the Objective-C 2.0
132 dot-syntax with a class name.
133
134 2010-11-04 Pat Haugen <pthaugen@us.ibm.com>
135
136 * final.c (compute_alignments): Compute/free loop info all the time.
137 * config/rs6000/rs6000.h (LOOP_ALIGN): Define.
138 * config/rs6000/rs6000-protos.h (rs6000_loop_align): Declare.
139 * config/rs6000/t-rs6000 (rs6000.o): Add cfgloop.h.
140 * config/rs6000/rs6000.c (cfgloop.h): Include.
141 (can_override_loop_align): New.
142 (rs6000_option_override_internal): Set it.
143 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define target hook.
144 (rs6000_loop_align): New function.
145 (rs6000_loop_align_max_skip): Likewise.
146
147 2010-11-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
148
149 PR driver/45703
150 * collect2.c (main): Print --help output to stdout. Do not
151 exit right away, so ld --help is appended. Add empty lines
152 to separate output suitably.
153
154 2010-11-04 Jakub Jelinek <jakub@redhat.com>
155
156 PR tree-optimization/46233
157 * ipa-pure-const.c (local_pure_const): Do noreturn discovery
158 after calling analyze_function, not before.
159
160 PR target/46234
161 * config/rs6000/rs6000.c (rs6000_va_start): Use build_simple_mem_ref
162 instead of build_va_arg_indirect_ref.
163 * config/spu/spu.c (spu_va_start): Likewise.
164 * config/s390/s390.c (s390_va_start): Likewise.
165
166 2010-11-03 Uros Bizjak <ubizjak@gmail.com>
167
168 PR middle-end/46292
169 * lower-subreg.c (simplify_subreg_concatn): For VOIDmode elements,
170 if the innermode is not vector mode, determine the mode of a subreg
171 by using mode_for_size of inner_size.
172
173 2010-11-04 Richard Guenther <rguenther@suse.de>
174
175 PR rtl-optimization/46183
176 * gcse.c (execute_rtl_cprop): Cleanup the CFG if something changed.
177 (execute_rtl_pre): Likewise.
178 (execute_rtl_hoist): Likewise.
179
180 2010-11-04 Richard Guenther <rguenther@suse.de>
181
182 PR tree-optimization/46068
183 * ipa-split.c (consider_split): Remove gcc_unreachable.
184
185 2010-11-04 Richard Guenther <rguenther@suse.de>
186
187 * tree-nested.c (build_addr): Use build_fold_addr_expr.
188
189 2010-11-04 Richard Guenther <rguenther@suse.de>
190
191 PR tree-optimization/45991
192 * gimplify.c (force_gimple_operand_1): Use the provded test
193 function in the initial test.
194
195 2010-11-04 Jeff Law <law@redhat.com>
196
197 * ira.c (validate_equiv_mem): Remove code to avoid invalidation
198 of readonly memory equivalances for const/pure calls.
199
200 2010-11-04 Richard Guenther <rguenther@suse.de>
201
202 PR tree-optimization/45733
203 * tree-vect-stmts.c (reverse_vec_elements): Honor the
204 permute builtins function return type.
205
206 2010-11-04 Joern Rennecke <amylaar@spamcop.net>
207
208 PR middle-end/44765
209 * emit-rtl.c (gen_rtx_REG): Before using PIC_OFFSET_TABLE_REGNUM
210 as an index, check it is not INVALID_REGNUM.
211
212 PR bootstrap/44756
213 * ifcvt.c (noce_emit_cmove): Add ATTRIBUTE_UNUSED to target and
214 unsignedp.
215 * reload1.c (set_reload_reg): Add ATTRIBUTE_UNUSED to regno.
216
217 PR bootstrap/44756
218 * function.c (thread_prologue_and_epilogue_insns): Add
219 ATTRIBUTE_UNUSED to seq, epilogue_end and entry_edge.
220
221 PR bootstrap/44756
222 * varasm.c (asm_output_bss): Add ATTRIBUTE_UNUSED to function.
223
224 PR target/44750
225 * config/pdp11/pdp11.c: (pdp11_secondary_reload): Now static.
226 (pdp11_preferred_reload_class): Rename class to rclass.
227 (pdp11_preferred_output_reload_class): Likewise.
228 * config/pdp11/t-pdp11 (dwarf2out.o): Add -Wno-error=type-limits to
229 ALL_COMPILERFLAGS .
230 (java/constants.o): Add -Wno-error to ALL_COMPILERFLAGS.
231
232 PR bootstrap/44756
233 * genopinit.c (main) [FIXUNS_TRUNC_LIKE_FIX_TRUNC]: Cast
234 iteration variables to enum machine_mode.
235
236 PR target/44751
237 * config/h8300/h8300.c: Include df.h.
238 (push, pop): Use add_reg_note.
239 (compute_plussi_cc, compute_logical_op_cc): Return enum attr_c.
240 (compute_a_shift_cc): Likewise.
241 (expand_a_shift): Argument code has type enum rtx_code.
242 (struct shift_insn): Member cc_valid has type enum attr_cc.
243 (struct shift_info) <cc_inline, cc_special>: Likewise.
244 enum attr_cc.
245 * config/h8300/h8300-protos.h (compute_plussi_cc): Update prototype.
246 (compute_a_shift_cc, compute_logical_op_cc, expand_a_shift): Likewise.
247
248 2010-11-04 Ira Rosen <irar@il.ibm.com>
249
250 PR tree-optimization/46213
251 * tree-vect-loop.c (vect_is_simple_reduction_1): Handle
252 MINUS_EXPR only if the first operand is reduction operand.
253
254 2010-11-04 Richard Guenther <rguenther@suse.de>
255 Richard Henderson <rth@redhat.com>
256
257 * tree.def (FMA_EXPR): New tree code.
258 * expr.c (expand_expr_real_2): Add FMA_EXPR expansion code.
259 * gimple.c (gimple_rhs_class_table): FMA_EXPR is a GIMPLE_TERNARY_RHS.
260 * tree-cfg.c (verify_gimple_assign_ternary): Verify FMA_EXPR types.
261 * tree-inline.c (estimate_operator_cost): Handle FMA_EXPR.
262 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
263 * tree-ssa-math-opts.c (convert_mult_to_fma): New function.
264 (execute_optimize_widening_mul): Call it. Reorganize to allow
265 dead stmt removal. Move TODO flags ...
266 (pass_optimize_widening_mul): ... here.
267 * flag-types.h (enum fp_contract_mode): New enum.
268 * common.opt (flag_fp_contract_mode): New variable.
269 (-ffp-contract): New option.
270 * opts.c (common_handle_option): Handle it.
271 * doc/invoke.texi (-ffp-contract): Document.
272 * tree.h (fold_fma): Declare.
273 * builtins.c (fold_fma): New function.
274 (fold_builtin_fma): Likewise.
275 (fold_builtin_3): Call it for fma.
276 * fold-const.c (fold_ternary_loc): Fold FMA_EXPR.
277 * optabs.c (optab_for_tree_code): Handle FMA_EXPR.
278 * config/i386/sse.md (fms<mode>4, fnma<mode>, fnms<mode>4):
279 New expanders.
280 * doc/md.texi (fms<mode>4, fnma<mode>, fnms<mode>4): Document new
281 named patterns.
282 * genopinit.c (optabs): Initialize fms_optab, fnma_optab and fnms_optab.
283 * optabs.h (enum optab_index): Add OTI_fms, OTI_fnma and OTI_fnms.
284 (fms_optab, fnma_optab, fnms_optab): New defines.
285 * gimplify.c (gimplify_expr): Handle binary truth expressions
286 explicitly. Handle FMA_EXPR.
287 * tree-vect-stmts.c (vectorizable_operation): Handle ternary
288 operations.
289
290 2010-11-04 Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
291 Richard Guenther <rguenther@suse.de>
292
293 * passes.c (init_optimization_passes): Move veclower after SSA.
294 * tree-vect-generic.c (uniform_vector_p): New function.
295 (expand_vector_operations_1): Handle conversion.
296 (pass_lower_vector): Update SSA form.
297
298 2010-11-04 Iain Sandoe <iains@gcc.gnu.org>
299
300 * configure.ac: Filter -mdynamic-no-pic from CFLAGS when testing for
301 plugin capabilities.
302 * configure: Regenerate.
303
304 2010-11-03 Xinliang David Li <davidxl@google.com>
305
306 PR target/46200
307 * tree-ssa-loop-ivopts.c (get_computation_cost_at):
308 Adjust cbase if the use stmt is after iv update.
309
310 2010-11-03 Kaz Kojima <kkojima@gcc.gnu.org>
311
312 * config.gcc (sh64*) <tm_file>: Add newlib-stdint.h for newlib targets.
313
314 2010-11-03 Kaz Kojima <kkojima@gcc.gnu.org>
315
316 * config/sh/sh.c (sh_expand_prologue): Remove unnecessary
317 comment. Pass true to the last argument of output_stack_adjust.
318
319 2010-11-03 H.J. Lu <hongjiu.lu@intel.com>
320
321 PR target/46295
322 * config/i386/i386.c (ix86_expand_vector_move): Set use_avx256_p
323 if 256bit AVX register is used.
324
325 2010-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
326
327 * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support to use
328 xsmindp/xsmaxdp on VSX for single precision min/max.
329 * config/rs6000/vsx.md (vsx_smaxsf3): Ditto.
330 (vsx_sminsf3): Ditto.
331
332 2010-11-03 Eric Botcazou <ebotcazou@adacore.com>
333
334 * combine.c (try_combine): Fix formatting issues, improve comments and
335 fix a pasto.
336
337 2010-11-03 Eric Botcazou <ebotcazou@adacore.com>
338
339 * tree-tailcall.c (find_tail_calls): Convert the operands to the type
340 of the result before building binary expressions.
341
342 2010-11-03 H.J. Lu <hongjiu.lu@intel.com>
343
344 PR rtl-optimization/45865
345 * Makefile.in (df-problems.o): Revert revision 164552.
346 * basic-block.h (enum bb_flags): Likewise.
347 * cfgcleanup.c (block_was_dirty): Likewise.
348 (try_forward_edges): Likewise.
349 (try_crossjump_bb): Likewise.
350 (try_head_merge_bb): Likewise.
351 (try_optimize_cfg): Likewise.
352 (cleanup_cfg): Likewise.
353 * df-core.c (df_set_bb_dirty): Likewise.
354 * df-problems.c: Likewise.
355 (df_simulate_find_uses): Likewise.
356 (MEMREF_NORMAL, MEMREF_VOLATILE): Likewise.
357 (find_memory, find_memory_store): Likewise.
358 (can_move_insns_across): Likewise.
359 * df.h (can_move_insns_across): Likewise.
360 * ifcvt.c (find_memory): Likewise.
361 (dead_or_predicable): Likewise.
362
363 2010-11-03 Richard Guenther <rguenther@suse.de>
364
365 PR middle-end/46288
366 * predict.c (strip_predict_hints): Simply DCE builtin expect if
367 the result is unused.
368
369 2010-11-03 Jakub Jelinek <jakub@redhat.com>
370
371 PR tree-optimization/46009
372 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
373 cond_if_else_store_replacement if bb1 and bb2 have the same
374 single successor.
375 (cond_store_replacement): Use gimple_assign_single_p, don't
376 check if rhs is SSA_NAME or invariant. Call release_defs for
377 assign.
378 (cond_if_else_store_replacement): New function.
379
380 2010-11-03 Richard Guenther <rguenther@suse.de>
381
382 * opts.c (finish_options): Properly check for all WHOPR
383 flags before complaining about -flto-partition.
384
385 2010-11-04 Alan Modra <amodra@gmail.com>
386
387 * config/rs6000/rs6000.c (rs6000_pic_labelno): Make static.
388 (rs6000_emit_load_toc_table): Don't use rs6000_pic_labelno when
389 TARGET_SECURE_PLT.
390 * config/rs6000/sysv4.h (rs6000_pic_labelno): Don't declare.
391 * config/rs6000/rs6000.md (load_toc_v4_PIC_3b): Use "b" constraint
392 on input, "r" on output.
393
394 2010-11-03 Nicola Pero <nicola.pero@meta-innovation.com>
395
396 Implemented -fobjc-std=objc1 flag.
397 * doc/invoke.texi (Option Summary): Document -fobjc-std=objc1
398 option.
399 * doc/standards.texi (Standards): Updated the section on
400 Objective-C; mention support for Objective-C 2.0 features and the
401 new -fstd-objc=objc1 flag to disable them.
402
403 2010-11-03 Richard Guenther <rguenther@suse.de>
404
405 PR middle-end/46241
406 * dwarf2out.c (scope_die_for): Properly detect global scope.
407
408 2010-11-03 Richard Guenther <rguenther@suse.de>
409
410 PR tree-optimization/46190
411 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
412 Properly compute peel iterations.
413
414 2010-11-03 Richard Guenther <rguenther@suse.de>
415
416 PR tree-optimization/46286
417 * tree-ssa-structalias.c (get_constraint_for_1): Avoid referencing
418 re-allocated vector data.
419
420 2010-11-03 H.J. Lu <hongjiu.lu@intel.com>
421
422 PR target/46285
423 * config/i386/i386.c (ix86_expand_call): Conditionally decorate
424 calls with UNSPEC_CALL_NEEDS_VZEROUPPER unspec before reload
425 is completed.
426
427 2010-11-03 Richard Guenther <rguenther@suse.de>
428
429 PR tree-optimization/46217
430 * tree-ssa.c (non_rewritable_mem_ref_base): Check if volatile
431 flag matches.
432 (execute_update_addresses_taken): Likewise.
433
434 2010-11-03 Joern Rennecke <joern.rennecke@embecosm.com>
435
436 PR bootstrap/44335
437 * targhooks.c (targhook_words_big_endian): New function.
438 (targhook_float_words_big_endian): Likewise.
439 * targhooks.h (targhook_words_big_endian): Declare.
440 (targhook_float_words_big_endian): Likewise.
441 * target.def (words_big_endian, float_words_big_endian): New hooks.
442
443 2010-11-03 Jakub Jelinek <jakub@redhat.com>
444
445 PR tree-optimization/46165
446 * tree-ssa-pre.c (eliminate): Return TODO_cleanup_cfg if changing
447 a normal call into noreturn call.
448
449 2010-11-03 Richard Guenther <rguenther@suse.de>
450
451 PR middle-end/46251
452 * builtins.c (expand_builtin_sincos): Properly build MEM_REFs,
453 not INDIRECT_REFs.
454
455 2010-11-03 Jakub Jelinek <jakub@redhat.com>
456
457 PR tree-optimization/46107
458 * cfgloopmanip.c (loop_version): Set irred_flag back into entry->flags
459 if cfg_hook_duplicate_loop_to_header_edge failed.
460
461 2010-11-03 Ian Lance Taylor <iant@google.com>
462
463 PR lto/46273
464 * config.gcc: Don't set lto_binary_reader.
465 * doc/install.texi (Prerequisites): Remove libelf paragraphs.
466 (Configuration): Mention --disable-lto. Remove --with-libelf
467 paragraph.
468
469 2010-11-03 Jakub Jelinek <jakub@redhat.com>
470
471 PR debug/46252
472 * reload1.c (delete_dead_insn): Use prev_active_insn instead of
473 prev_real_insn.
474 * gcse.c (insert_insn_end_basic_block): Likewise.
475
476 PR rtl-optimization/46034
477 PR rtl-optimization/46212
478 PR rtl-optimization/46248
479 * combine.c (try_combine): If added_sets_2 where i0dest_in_i0src
480 and i0 feeds i1 and i1 feeds i2 or i0 feeds i2, make a copy of i1src
481 before i0dest -> i0src substitution and pass 1 instead of 0 as last
482 argument to subst on i2pat.
483
484 2010-11-02 Ian Lance Taylor <iant@google.com>
485
486 * configure.ac: Use AC_SYS_LARGEFILE.
487 * configure: Rebuild.
488 * config.in: Rebuild.
489
490 2010-11-02 Nathan Froyd <froydnj@codesourcery.com>
491
492 * builtins.c (fold_builtin_signbit): Use build_zero_cst instead of
493 fold_convert.
494 * c-typeck.c (build_function_call_vec): Likewise.
495 * cfgexpand.c (expand_debug_expr): Likewise.
496 * cgraphunit.c (assemble_thunk): Likewise.
497 * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
498 * fold-const.c (fold_unary_loc, fold_mult_zconjz): Likewise.
499 (fold_binary_loc, fold_ternary_loc): Likewise.
500 * gimple-fold.c (get_symbol_constant_value): Likewise.
501 * gimple-low.c (lower_builtin_setjmp): Likewise.
502 * gimple.c (gimple_cond_get_ops_from_tree): Likewise.
503 * gimplify.c (gimplify_init_constructor): Likewise.
504 * lambda.h (build_linear_expr): Likewise.
505 * omp-low.c (omp_reduction_init): Likewise.
506 * tree-inline.c (remap_ssa_name): Likewise.
507 * tree-object-size.c (compute_object_sizes): Likewise.
508 * tree-sra.c (init_subtree_with_zero): Likewise.
509 (sra_ipa_modify_assign): Likewise.
510 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Likewise.
511 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Likewise.
512 (eliminate_plus_minus_pair, eliminate_not_pairs): Likewise.
513 (undistribute_ops_list): Likewise.
514 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
515 * tree-vect-stmts.c (vectorizable_call): Likewise.
516 * tree.c (build_vector_from_ctor, build_one_cst): Likewise.
517 (build_zero_cst): Handle more cases directly. Update comment.
518
519 2010-11-02 H.J. Lu <hongjiu.lu@intel.com>
520
521 * config/i386/i386-protos.h (ix86_split_call_pop_vzeroupper): Removed.
522 * config/i386/i386.c (ix86_split_call_pop_vzeroupper): Likewise.
523
524 * config/i386/i386.md (*call_pop_0_vzeroupper): Use parallel
525 and call ix86_split_call_vzeroupper instead of
526 ix86_split_call_pop_vzeroupper.
527 (*call_pop_1_vzeroupper): Likewise.
528 (*sibcall_pop_1_vzeroupper): Likewise.
529 (*call_value_pop_0_vzeroupper): Likewise.
530 (*call_value_pop_1_vzeroupper): Likewise.
531 (*sibcall_value_pop_1_vzeroupper): Likewise.
532
533 2010-11-02 H.J. Lu <hongjiu.lu@intel.com>
534
535 * config/i386/i386.md (*sibcall_1_rex64_vzeroupper): Fix a typo.
536
537 2010-11-02 Eric Botcazou <ebotcazou@adacore.com>
538
539 * basic-block.h (insert_insn_end_bb_new): Delete.
540 * cfgrtl.c (insert_insn_end_bb_new): Likewise.
541
542 2010-11-02 Uros Bizjak <ubizjak@gmail.com>
543 H.J. Lu <hongjiu.lu@intel.com>
544
545 * config/i386/i386-protos.h (ix86_split_call_vzeroupper): New.
546 (ix86_split_call_pop_vzeroupper): Likewise.
547
548 * config/i386/i386.c (move_or_delete_vzeroupper_2): Rewrite the loop.
549 (ix86_expand_call): Conditionally decorate calls with
550 UNSPEC_CALL_NEEDS_VZEROUPPER unspec.
551 (ix86_split_call_vzeroupper): New.
552 (ix86_split_call_pop_vzeroupper): Likewise.
553
554 * config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): New.
555 (*call_pop_0_vzeroupper): New insn_and_split pattern.
556 (*call_pop_1_vzeroupper): Likewise.
557 (*sibcall_pop_1_vzeroupper): Likewise.
558 (*call_0_vzeroupper): Likewise.
559 (*call_1_vzeroupper): Likewise.
560 (*sibcall_1_vzeroupper): Likewise.
561 (*call_1_rex64_vzeroupper): Likewise.
562 (*call_1_rex64_ms_sysv_vzeroupper): Likewise.
563 (*call_1_rex64_large_vzeroupper): Likewise.
564 (*sibcall_1_rex64_vzeroupper): Likewise.
565 (*call_value_pop_0_vzeroupper): Likewise.
566 (*call_value_pop_1_vzeroupper): Likewise.
567 (*sibcall_value_pop_1_vzeroupper): Likewise.
568 (*call_value_0_vzeroupper): Likewise.
569 (*call_value_0_rex64_vzeroupper): Likewise.
570 (*call_value_0_rex64_ms_sysv_vzeroupper): Likewise.
571 (*call_value_1_vzeroupper): Likewise.
572 (*sibcall_value_1_vzeroupper): Likewise.
573 (*call_value_1_rex64_vzeroupper): Likewise.
574 (*call_value_1_rex64_ms_sysv_vzeroupper): Likewise.
575 (*call_value_1_rex64_large_vzeroupper): Likewise.
576 (*sibcall_value_1_rex64_vzeroupper): Likewise.
577
578 2010-11-02 Ian Lance Taylor <iant@google.com>
579
580 PR lto/46273
581 * config.gcc: Revert last patch: set lto_binary_reader.
582
583 2010-11-02 Richard Guenther <rguenther@suse.de>
584
585 PR tree-optimization/46149
586 * tree-ssa-structalias.c (get_constraint_for_1): Properly handle
587 non-indirect MEM_REF variants.
588
589 2010-11-02 Richard Guenther <rguenther@suse.de>
590
591 PR tree-optimization/46216
592 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
593 Check if we can propagate from a POINTER_PLUS_EXPR before doing so.
594
595 2010-11-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
596
597 * configure.ac (*-*-irix6*): Disable set_have_as_tls.
598 (*-*-osf*): Likewise.
599 * configure: Regenerate.
600
601 2010-11-02 H.J. Lu <hongjiu.lu@intel.com>
602
603 * config/i386/driver-i386.c (host_detect_local_cpu): Updated
604 for Intel Core 2 and Core i7.
605
606 2010-11-02 Maxim Kuvyrkov <maxim@codesourcery.com>
607
608 Model decoder of Core 2/i7 for multipass scheduling.
609
610 * config/i386/i386-protos.h (struct ix86_first_cycle_multipass_data_):
611 New type to hold target-specific data for multipass scheduling.
612 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define.
613 * config/i386/i386.c (ia32_multipass_dfa_lookahead): Update for
614 Core 2/i7.
615 (core2i7_secondary_decoder_max_insn_size,)
616 (core2i7_secondary_ifetch_block_size, core2i7_ifetch_block_max_insns):
617 New static variables.
618 ([const_]ix86_first_cycle_multipass_data_t): New typedefs.
619 ([_]ix86_first_cycle_multipass_data): New static variable.
620 (core2i7_first_cycle_multipass_init, core2i7_dfa_poast_advance_cycle):
621 Implement targetm.sched hooks.
622 (core2i7_first_cycle_multipass_filter_ready_try): New static subroutine
623 of ...
624 (core2i7_first_cycle_multipass_{begin, issue, backtrack, end, fini}):
625 Implement new targetm.sched hooks.
626 (ix86_sched_init_global, TARGET_SCHED_INIT_GLOBAL): Define
627 targetm.sched hook to install multipass scheduling hooks on demand.
628
629 * doc/tm.texi.in: Document new targetm.sched hooks.
630 * doc/tm.texi: Regenerate.
631
632 * haifa-sched.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define.
633 (first_cycle_multipass_data_t): New typedef.
634 (struct choice_entry: target_data): New field.
635 (max_issue): Add first_cycle_insn_p parameter. Call new target hooks
636 to allow target model restrictions not represented in DFA.
637 (choose_ready, schedule_block): Update.
638 (sched_extend_ready_list, sched_finish_ready_list): Call new target
639 hooks to initialize target-specific data for multipass scheduling.
640 * sched-int.h (max_issue): Update declaration.
641 * sel-sched.c (choose_best_insn): Update.
642 * target.def (first_cycle_multipass_{begin, issue, backtrack},)
643 (first_cycle_multipass_{init, fini}): Define and document new
644 targetm.sched hooks.
645
646 2010-11-02 Richard Guenther <rguenther@suse.de>
647
648 PR tree-optimization/46184
649 * tree-vect-loop.c (vectorizable_reduction): Try to obtain the
650 input vector type from the reduction operand as well.
651
652 2010-11-02 Richard Guenther <rguenther@suse.de>
653
654 PR tree-optimization/46177
655 * tree-loop-distribution.c (prop_phis): Use
656 mark_virtual_phi_result_for_renaming.
657
658 2010-11-02 Martin Jambor <mjambor@suse.cz>
659
660 PR middle-end/46120
661 * tree.c (get_binfo_at_offset): Bail out on artificial
662 fields. Identify primary bases according to their offsets.
663
664 2010-11-02 Martin Jambor <mjambor@suse.cz>
665
666 PR tree-optimization/45875
667 * gimple-fold.c (get_first_base_binfo_with_virtuals): Removed.
668 (gimple_get_relevant_ref_binfo): Detect primary bases according to
669 their field offset.
670
671 2010-11-02 Ian Lance Taylor <iant@google.com>
672
673 * doc/install.texi (Configuration): Note in two places that Java
674 is not enabled by default.
675
676 2010-11-02 Ian Lance Taylor <iant@google.com>
677
678 * doc/install.texi (Prerequisites): Remove libelf paragraphs.
679 (Configuration): Mention --disable-lto. Remove --with-libelf
680 paragraph.
681
682 2010-11-02 Ian Lance Taylor <iant@google.com>
683
684 * configure.ac: Remove elf_getshdrstrndx test. Don't substitute
685 LTO_BINARY_READER or LTO_USE_LIBELF. Remove LIBELFLIBS and
686 LIBELFINC. Remove HAVE_libelf.
687 * config.gcc: Don't set lto_binary_reader.
688 * Makefile.in (LIBELFLIBS, LIBELFINC): Remove variables.
689 (LTO_BINARY_READER, LTO_USE_LIBELF): Remove variables.
690 (LIBS): Remove $(LIBELFLIBS).
691 (INCLUDES): Remove $(LIBELFINC).
692 * configure: Rebuild.
693 * config.in: Rebuild.
694
695 2010-11-02 Nathan Froyd <froydnj@codesourcery.com>
696
697 * config/microblaze/microblaze-protos.h (function_arg): Delete.
698 (function_arg_advance): Delete.
699 * config/microblaze/microblaze.h (FUNCTION_ARG_ADVANCE): Delete.
700 (FUNCTION_ARG): Delete.
701 * config/microblaze/microblaze.c (function_arg_advance): Rename to...
702 (microblaze_function_arg_advance): ...this. Make static. Take a
703 const_tree and a bool.
704 (function-arg): Rename to...
705 (microblaze_function_arg): ...this. Make static. Take a const_tree
706 and a bool.
707 (microblaze_expand_prologue): Call targetm.calls.function_arg and
708 targetm.calls.function_arg_advance.
709 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
710
711 2010-11-02 Iain Sandoe <iains@gcc.gnu.org>
712
713 Merge from FSF "apple/trunk" branch.
714
715 * config/rs6000/darwin.opt (mdynamic-no-pic): move from here ...
716 * config/darwin.opt: .. to here.
717 (matt-stubs): New option.
718 * config/i386/darwin.opt: Delete.
719 * config/i386/i386.h (MACHOPIC_ATT_STUB): New.
720 (MACHO_DYNAMIC_NO_PIC_P): New.
721 (MACHOPIC_INDIRECT): New.
722 (MACHOPIC_PURE): New.
723 * config/i386/darwin.h (DARWIN_X86) Define to 1.
724 (MACHOPIC_ATT_STUB): New.
725 (CC1_SPEC): Do not remove mdynamic-no-pic.
726 Move HOT_TEXT_SECTION_NAME: move to config/darwin.h
727 UNLIKELY_EXECUTED_TEXT_SECTION_NAME: Likewise.
728 (FUNCTION_PROFILER): Correct over-length line.
729 (SUBTARGET_OVERRIDE_OPTIONS): New.
730 (MACHOPIC_NL_SYMBOL_PTR_SECTION): New.
731 * config/i386/i386.c (config/i386/i386.c): Darwin has no PLT.
732 (legitimate_constant_p): Handle mdynamic-no-pic.
733 (ix86_legitimate_address_p): Likewise.
734 (ix86_legitimize_address): Likewise.
735 (ix86_expand_move): Likewise.
736 (machopic_output_stub): Update for ATT-style stubs and
737 mdynamic-no-pic.
738 * config/darwin-protos.h (machopic_symbol_defined_p): New.
739 * config/rs6000/darwin.h (DARWIN_PPC): Define to 1.
740 TARGET_DYNAMIC_NO_PIC: Remove.
741 Move HOT_TEXT_SECTION_NAME: move to config/darwin.h
742 UNLIKELY_EXECUTED_TEXT_SECTION_NAME: Likewise.
743 * config/rs6000/rs6000.c (darwin_rs6000_override_options):
744 Remove handling of mdynamic-no-pic.
745 * config/darwin.c (HAVE_lo_sum, gen_macho_high, gen_macho_low):
746 Define if required.
747 (machopic_symbol_defined_p): Do not try to use current_function_decl
748 when generating _get_pc thunks within stubs.
749 (machopic_indirect_data_reference): Rework for direct conditionals
750 rather than #ifdefs, add x86 mdynamic-no-pic
751 (machopic_legitimize_pic_address): Update to use HAVE_lo_sum with a
752 defined value.
753 (darwin_override_options): Handle mdynamic-no-pic here.
754 * config/darwin-sections.def (machopic_lazy_symbol_ptr2_section): New.
755 (machopic_lazy_symbol_ptr3_section): New.
756 (machopic_picsymbol_stub2_section): New.
757 (machopic_picsymbol_stub3_section): New.
758 * config/darwin.h (DARWIN_X86, DARWIN_PPC): Define to 0.
759 (MACHOPIC_NL_SYMBOL_PTR_SECTION): New.
760 (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
761 Moved common definition from x86 and rs6000.
762 (MACHO_DYNAMIC_NO_PIC_P): Override value.
763 (MACHOPIC_INDIRECT): Likewise.
764 (MACHOPIC_PURE): Likewise.
765 * config.gcc (x86-darwin-*): Remove darwin.opt.
766
767 2010-11-02 Jakub Jelinek <jakub@redhat.com>
768
769 PR debug/46255
770 * tree-cfg.c (gimple_flow_call_edges_add): Use gsi_last_nondebug_bb
771 instead of gsi_last_bb.
772
773 2010-11-02 Bernd Schmidt <bernds@codesourcery.com>
774 Maxim Kuvyrkov <maxim@codesourcery.com>
775
776 * config/i386/i386.c (cpu_names): Add "corei7".
777 * config/i386/i386.h (enum target_cpu_default): Add entry for Core i7.
778
779 2010-11-02 Bernd Schmidt <bernds@codesourcery.com>
780 Maxim Kuvyrkov <maxim@codesourcery.com>
781
782 Tune alignment for Intel Core i7
783
784 * config/i386.h (TARGET_COREI7{_32,_64,}): New macros.
785 (enum processor_type): Update comment. Add entries for Core i7.
786 * config/i386-c.c (ix86_target_macros_internal): Update.
787 * config/i386.c (m_COREI7{_32,_64}): New macros.
788 (m_GENERIC32, m_GENERIC64): Use generic tuning for Core i7.
789 (processor_target_table): Tune alignment for Core i7.
790 (ix86_option_override_internal): Use PROCESSOR_COREI7_*.
791
792 * doc/invoke.texi: Document "corei7" option value.
793
794 2010-11-02 Bernd Schmidt <bernds@codesourcery.com>
795 Maxim Kuvyrkov <maxim@codesourcery.com>
796 H.J. Lu <hjl.tools@gmail.com>
797
798 Basic support for Intel Core i7
799
800 * i386.c (ix86_option_override_internal): Add entry for corei7, use
801 generic tuning. Use generic32 when compiling for 32-bit ABI.
802
803 2010-11-02 Iain Sandoe <iains@gcc.gnu.org>
804
805 * config/darwin.c (darwin_asm_named_section): Check for __DWARF
806 sections and call darwin_asm_dwarf_section() to handle them.
807 (darwin_asm_dwarf_section): New.
808 (darwin_file_start): Remove code emitting dwarf section symbols.
809
810 2010-11-02 Chung-Lin Tang <cltang@codesourcery.com>
811
812 * Makefile.in (LIBGCC2_CFLAGS): Add -fno-stack-protector, to
813 explicitly disable stack protection when building libgcc.
814 (CRTSTUFF_CFLAGS): Same, for crtbegin/end.
815
816 2010-11-01 Jason Merrill <jason@redhat.com>
817
818 * fold-const.c (fold_indirect_ref_1): Handle folding
819 POINTER_PLUS_EXPR to ARRAY_REF.
820
821 2010-11-01 Kaz Kojima <kkojima@gcc.gnu.org>
822
823 * config/sh/sh.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
824 (sh_delegitimize_address): New function.
825
826 2010-11-01 Joseph Myers <joseph@codesourcery.com>
827
828 * config/alpha/alpha.h (WORD_SWITCH_TAKES_ARG): Remove.
829 * config/cris/cris.h (WORD_SWITCH_TAKES_ARG): Remove.
830 (CC1_SPEC): Don't handle -target.
831 * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove single-argument
832 options.
833 * config/darwin.opt (Zallowable_client, Zbundle_loader,
834 Zdylib_file, Zexported_symbols_list, Zfn_seg_addr_table_filename,
835 Zimage_base, Zinit, Zinstall_name, Zmultiply_defined,
836 Zmultiplydefinedunused, Zseg_addr_table, Zsegs_read_only_addr,
837 Zsegs_read_write_addr, Zumbrella, Zunexported_symbols_list,
838 Zweak_reference_mismatches, client_name, compatibility_version,
839 current_version, dylinker_install_name, pagezero_size,
840 read_only_relocs, seg1addr, segs_read_only_addr,
841 segs_read_write_addr, sub_library, sub_umbrella): New.
842 * config/freebsd-spec.h (BSD_WORD_SWITCH_TAKES_ARG): Remove.
843 * config/freebsd.h (WORD_SWITCH_TAKES_ARG): Remove.
844 * config/freebsd.opt: New.
845 * config/interix.h (WORD_SWITCH_TAKES_ARG): Remove.
846 * config/mips/iris6.h (WORD_SWITCH_TAKES_ARG): Remove.
847 * config/rpath.opt: New.
848 * config.gcc (*-*-freebsd*): Use rpath.opt and freebsd.opt.
849 (alpha*-dec-osf5.1*, i[34567]86-*-interix3*, mips-sgi-irix6.5*):
850 Use rpath.opt.
851
852 2010-11-01 Joseph Myers <joseph@codesourcery.com>
853
854 * common.opt (R, T, Tbss, Tdata, Ttext, h, z): New.
855 * defaults.h (DEFAULT_SWITCH_TAKES_ARG, SWITCH_TAKES_ARG): Remove.
856 (DEFAULT_WORD_SWITCH_TAKES_ARG): Define to 0.
857 * doc/tm.texi.in (SWITCH_TAKES_ARG): Remove.
858 (WORD_SWITCH_TAKES_ARG): Don't refer to SWITCH_TAKES_ARG.
859 Document that options in .opt files do not need to be included.
860 * doc/tm.texi: Regenerate.
861 * gcc.c (LINK_COMMAND_SPEC): Don't include %{x}.
862 * opts-common.c: Update comment on tm.h include.
863 (decode_cmdline_option): Don't use SWITCH_TAKES_ARG.
864 * system.h (SWITCH_TAKES_ARG): Poison.
865 * config/alpha/alpha.h (SWITCH_TAKES_ARG): Remove.
866 * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove options included
867 in darwin.opt.
868 (LINK_COMMAND_SPEC_A): Don't include %{x}.
869 * config/fr30/fr30.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
870 * config/freebsd-spec.h (FBSD_SWITCH_TAKES_ARG): Remove.
871 * config/freebsd.h (SWITCH_TAKES_ARG): Remove.
872 * config/frv/frv.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
873 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Don't include %{x}.
874 * config/ia64/ia64.h (SWITCH_TAKES_ARG): Remove.
875 * config/interix.h (WORD_SWITCH_TAKES_ARG): Don't handle -T options.
876 * config/lm32/lm32.h (SWITCH_TAKES_ARG): Remove.
877 * config/m32r/m32r.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
878 * config/microblaze/microblaze.h (SWITCH_TAKES_ARG): Remove.
879 * config/mips/mips.h (SWITCH_TAKES_ARG): Remove.
880 * config/mips/netbsd.h (SWITCH_TAKES_ARG): Remove.
881 * config/mips/vxworks.h (SWITCH_TAKES_ARG): Remove.
882 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove.
883 * config/netbsd-elf.h (SWITCH_TAKES_ARG): Remove.
884 * config/openbsd.h (SWITCH_TAKES_ARG): Remove.
885 * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Remove.
886 * config/score/score.h (SWITCH_TAKES_ARG): Remove.
887 * config/sol2.h (SWITCH_TAKES_ARG): Remove.
888 * config/sparc/sp-elf.h (SWITCH_TAKES_ARG): Remove.
889 * config/sparc/sp64-elf.h (SWITCH_TAKES_ARG): Remove.
890 * config/sparc/sparc.h (ASM_SPEC): Don't include %{R}.
891 * config/svr4.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
892
893 2010-11-01 Paul Koning <ni1d@arrl.net>
894
895 * config/pdp11/pdp11.md: Use iterators.
896 (addqi3, subqi3, iorsi3, xorsi3): Delete.
897
898 2010-11-01 Steve Ellcey <sje@cup.hp.com>
899
900 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): Move under ifdef
901 GCC_INSN_FLAGS_H.
902 * libgcov.c (__gcov_indirect_call_profiler): Set
903 VTABLE_USES_DESCRIPTORS if TARGET_VTABLE_USES_DESCRIPTORS is
904 defined and use in place of TARGET_VTABLE_USES_DESCRIPTORS.
905
906 2010-11-01 Nathan Froyd <froydnj@codesourcery.com>
907
908 PR tree-optimization/46259
909
910 Revert:
911 2010-10-30 Nathan Froyd <froydnj@codesourcery.com>
912
913 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
914 build_vector_from_val.
915
916 2010-11-01 DJ Delorie <dj@redhat.com>
917
918 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Add define for RX610
919 as well as an assertion.
920
921 2010-11-01 Paul Koning <ni1d@arrl.net>
922
923 * config/pdp11/pdp11.c (pdp11_return_in_memory): Return vector and
924 complex modes in memory.
925
926 2010-11-01 Nathan Froyd <froydnj@codesourcery.com>
927
928 * tree.c (build_vector_from_val): Use useless_type_conversion_p.
929
930 2010-11-01 Jakub Jelinek <jakub@redhat.com>
931
932 PR target/45250
933 * var-tracking.c (cfa_base_rtx): Move definition earlier in the file.
934 (cfa_base_offset): New variable.
935 (compute_cfa_pointer): Use cfa_base_rtx and cfa_base_offset.
936 (adjust_mems): Don't do any sp or hfp replacements if cfa_base_rtx
937 is NULL.
938 (vt_init_cfa_base): Initialize cfa_base_offset.
939
940 2010-11-01 Alan Modra <amodra@gmail.com>
941
942 PR target/46030
943 * config/rs6000/rs6000.c (struct rs6000_stack): Add reload_completed
944 and savres_strategy.
945 (stack_info): New file scope var.
946 (rs6000_init_machine_status): Init stack_info.
947 (SAVRES_INLINE_FPRS, SAVRES_INLINE_GPRS,
948 SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
949 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): Replace with..
950 (SAVE_INLINE_FPRS, SAVE_INLINE_GPRS, REST_INLINE_FPRS, REST_INLINE_GPRS,
951 SAVE_NOINLINE_GPRS_SAVES_LR, SAVE_NOINLINE_FPRS_SAVES_LR
952 REST_NOINLINE_FPRS_DOESNT_RESTORE_LR): ..this. Update all refs.
953 (rs6000_savres_strategy): Rewrite.
954 (rs6000_stack_info): Use "stack_info" in place of local "info".
955 Return cached stack info when reload_completed unless ENABLE_CHECKING
956 in which case confirm newly calculated stack info matches old info.
957 Delay calculation of lr_save_p, set it for out of line gp save/restore
958 as well as fp. Call rs6000_savres_strategy from here..
959 (rs6000_emit_prologue, rs6000_emit_epilogue): ..rather than here.
960 (rs6000_output_function_prologue): Use info->savres_strategy to
961 determine whether fp save/restore externs need to be emitted.
962
963 2010-10-31 Jason Merrill <jason@redhat.com>
964
965 * tree.h (EXPR_LOC_OR_HERE): New macro.
966 * builtins.c (c_strlen): Use it.
967 * c-decl.c (build_enumerator): Likewise.
968 * gimplify.c (internal_get_tmp_var): Likewise.
969 (shortcut_cond_expr): Likewise.
970 (gimplify_one_sizepos): Likewise.
971
972 2010-10-31 Richard Henderson <rth@redhat.com>
973
974 * config/i386/cygming.h (TARGET_SEH): New.
975 (MAX_STACK_ALIGNMENT): New. Disable alignment for SEH.
976 (TARGET_ASM_UNWIND_EMIT, TARGET_ASM_UNWIND_EMIT_BEFORE_INSN,
977 TARGET_ASM_FUNCTION_END_PROLOGUE, SUBTARGET_ASM_UNWIND_INIT): New.
978 (TARGET_OS_CPP_BUILTINS): Define __SEH__ as needed.
979 (ASM_DECLARE_FUNCTION_NAME): Use i386_pe_start_function.
980 (ASM_DECLARE_FUNCTION_SIZE): New.
981 * config/i386/i386-protos.h: Update.
982 * config/i386/i386.c (ix86_option_override_internal): Enable
983 flag_unwind_tables with flag_asynchronous_unwind_tables immediately;
984 restrict -mpreferred-stack-boundary for SEH; enable flag_fentry.
985 (ix86_asm_output_function_label): Use SUBTARGET_ASM_UNWIND_INIT.
986 (ix86_compute_frame_layout): For SEH, disable
987 use_fast_prologue_epilogue, move frame pointer to the end of
988 the frame. Initialize hfp_save_offset.
989 (ix86_expand_prologue): Honor hfp_save_offset. Emit blockage
990 at end of prologue for SEH.
991 (ix86_expand_epilogue): For SEH, use pops, emit a nop if needed,
992 emit blockage at beginning of epilogue.
993 (ix86_expand_binary_operator): After reload, emit LEA if needed.
994 (ix86_output_call_insn): New.
995 * config/i386/i386.h (TARGET_SEH): New.
996 (struct machine_function): Add member seh.
997 * config/i386/i386.md (all call patterns): Use ix86_output_call_insn.
998 * config/i386/winnt.c (struct seh_frame_state): New.
999 (i386_pe_seh_init, i386_pe_seh_end_prologue, i386_pe_seh_fini,
1000 seh_emit_push, seh_emit_save, seh_emit_stackalloc, seh_cfa_adjust_cfa,
1001 seh_cfa_offset, seh_frame_related_expr, i386_pe_seh_unwind_emit,
1002 i386_pe_start_function, i386_pe_end_function): New.
1003
1004 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept CFA as well
1005 as CFA_STORE in rules 12 and 13.
1006
1007 2010-10-31 Uros Bizjak <ubizjak@gmail.com>
1008
1009 PR tree-optimization/46142
1010 * tree-vect-stmts.c (vectorizable_call): Enlarge dt array to
1011 accommodate third function argument.
1012
1013 2010-10-30 Nathan Froyd <froydnj@codesourcery.com>
1014
1015 * tree-ssa-loop-im.c (rewrite_reciprocal): Use build_one_cst.
1016
1017 2010-10-30 Nathan Froyd <froydnj@codesourcery.com>
1018
1019 * fold-const.c (build_zero_vector): Use build_vector_from_val.
1020 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
1021 (get_initial_def_for_reduction): Likewise.
1022 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
1023 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Likewise.
1024 * tree.c (build_one_cst): Likewise.
1025 (build_vector_from_val): Use types_compatible_p for assert.
1026
1027 2010-10-30 Nathan Froyd <froydnj@codesourcery.com>
1028
1029 * emit-rtl.c (mark_used_flags): New function.
1030 (set_used_flags, reset_used_flags): Call it.
1031
1032 2010-10-30 Uros Bizjak <ubizjak@gmail.com>
1033
1034 PR middle-end/44569
1035 * lower-suberg.c (simplify_subreg_concatn): For VOIDmode elements,
1036 determine the mode of a subreg by GET_MODE_INNER of CONCATN RTX.
1037
1038 2010-10-30 H.J. Lu <hongjiu.lu@intel.com>
1039
1040 PR target/46195
1041 * config/i386/i386.c (contains_aligned_value_p): Renamed to ...
1042 (ix86_compat_aligned_value_p): This.
1043 (ix86_old_function_arg_boundary): Renamed to ...
1044 (ix86_compat_function_arg_boundary): This. Updated.
1045 (ix86_contains_aligned_value_p): New.
1046 (ix86_function_arg_boundary): Align long double parameters on
1047 stack to 4byte in 32bit.
1048
1049 2010-10-30 Nicola Pero <nicola.pero@meta-innovation.com>
1050
1051 Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
1052 * c-parser.c (c_parser_objc_at_property_declaration): Removed
1053 parsing of RID_COPIES and RID_IVAR. Updated call to
1054 objc_add_property_declaration.
1055 * c-typecheck.c (build_component_ref): Call
1056 objc_maybe_build_component_ref instead of objc_build_setter_call.
1057 Use objc_is_property_ref to improve Objective-C checks.
1058 (cp_build_modify_expr): Call objc_maybe_build_modify_expr instead
1059 of objc_build_getter_call.
1060
1061 2010-10-29 Paul Koning <ni1d@arrl.net>
1062
1063 * doc/tm.texi.in (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1064 REGNO_MODE_OK_FOR_REG_BASE, REGNO_MODE_CODE_OK_FOR_BASE_P,
1065 REGNO_OK_FOR_INDEX_P): Delete non-strict variant.
1066 (REG_OK_STRICT): Move description.
1067
1068 2010-10-29 Paul Koning <ni1d@arrl.net>
1069
1070 * config/pdp11/pdp11.md (*and<mode>): Rename to *bic<mode>.
1071
1072 2010-10-29 Paul Koning <ni1d@arrl.net>
1073
1074 * config/pdp11/pdp11.md (divhi3, modhi3, divmodhi3): Fix ICE.
1075
1076 2010-10-29 Paul Koning <ni1d@arrl.net>
1077
1078 PR/41822
1079 * config/pdp11/pdp11.md (andhi3, andqi3): Fix wrong code error.
1080
1081 2010-10-29 Richard Henderson <rth@redhat.com>
1082
1083 PR rtl-opt/46226
1084 * stmt.c (expand_asm_operands): Call do_pending_stack_adjust
1085 for asm goto.
1086
1087 2010-10-29 Paul Koning <ni1d@arrl.net>
1088
1089 * config/pdp11/pdp11.c (output_move_quad): Fix ICE for CPU
1090 register to register move.
1091
1092 2010-10-29 Paul Koning <ni1d@arrl.net>
1093
1094 * config/pdp11/pdp11.c (print_operand_address): Correct handling
1095 of integer constant addresses, delete vax-only logic.
1096
1097 2010-10-11 Hariharan Sandanagobalane <hariharan@picochip.com>
1098
1099 * config/picochip/picochip.c (picochip_is_short_branch): Simplify
1100 a conditional expression.
1101
1102 2010-10-29 Paul Koning <ni1d@arrl.net>
1103
1104 * config/pdp11/pdp11.c (pdp11_trampoline_init): Correct
1105 instruction encoding.
1106
1107 2010-10-29 Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
1108 Andrew Pinski <pinskia@gmail.com>
1109
1110 * tree.h (build_vector_from_val): Declare.
1111 * tree.c (build_vector_from_val): New function.
1112 * c-typeck.c (build_binary_op): Handle vector shifting.
1113 * doc/extend.texi: Description of the vector shifting operation.
1114
1115 2010-10-29 Paul Koning <pkoning@equallogic.com>
1116
1117 * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class,
1118 pdp11_secondary_memory_needed): Declare.
1119 * config/pdp11/predicates.md (float_operand): New predicate.
1120 * config/pdp11/pdp11.md (RETVAL_REGNUM): New constant.
1121 (cbranchdf4, movdf): Change predicate.
1122 (movsf): Handle FPU register case.
1123 (truncdfsf2, extendsfdf2): Add FPU register case.
1124 * config/pdp11/pdp11.c (TARGET_SECONDARY_RELOAD,
1125 TARGET_REGISTER_MOVE_COST, TARGET_PREFERRED_RELOAD_CLASS,
1126 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1127 (pdp11_register_move_cost): Update cost matrix.
1128 (pdp11_cannot_change_mode_class, pdp11_preferred_reload_class,
1129 pdp11_preferred_output_reload_class, pdp11_secondary_reload,
1130 pdp11_secondary_memory_needed): New function.
1131 (pdp11_return_in_memory): Add other float types.
1132 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Add other float types.
1133 (SECONDARY_MEMORY_NEEDED, CANNOT_CHANGE_MODE_CLASS): Define.
1134 (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS,
1135 REGISTER_MOVE_COST): Delete.
1136 (BASE_RETURN_VALUE_REG): Add other float types.
1137
1138 2010-10-29 Nick Clifton<nickc@redhat.com>
1139
1140 * doc/invoke.texi: Document -mam34 and -mtune options.
1141 * config/mn10300/mn10300.c (mn10300_tune_string): New variable.
1142 (mn10300_tune_cpu): New variable.
1143 (mn10300_handle_option): Handle -mam34 and -mtune options.
1144 (mn10300_option_override): Convert tune string into tune cpu variable.
1145 (mn10300_legitimate_constant_p): Delete unused local variable.
1146 (is_load_insn): New function.
1147 (is_store_insn): New function.
1148 (mn10300_adjust_schedule_cost): New function.
1149 (TARGET_SCHED_ADJUST_COST): Define.
1150 * config/mn10300/mn10300.opt (mam34): New option.
1151 (mtune): New option.
1152 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add AM34 support.
1153 (enum processor_type): Add AM34.
1154 (TARGET_AM34): Define.
1155 * config/mn10300/mn10300.md (attr cpu): Add am34.
1156 Add pipeline description.
1157 (movqi, movhi, movsi, movsf, movdf, movdi): Fix predicates.
1158 Remove unneeded alternatives. Add timing attribute.
1159 (pop_pic_reg, am33_addsi3, mn10300_addsi3, am33_subsi3,
1160 mn10300_subsi3, mulsidi3, umulsidi3, am33_mulsi3,
1161 mn10300_mulsi3, udivmodsi4_am33, divmodsi4, am33_andsi3,
1162 mn10300_andsi3, am33_iorsi3, mn10300_iorsi3, am33_xorsi3,
1163 mn10300_xorsi3, byte_clear, byte_set, bit_clear1, bit_clear2,
1164 bit_set, am33_iorqi3, mn10300_iorqi3, test_byte_bitfield,
1165 bit_test, subreg_bit_test, cmpsi, am33_cmpsf, am33_subsi3,
1166 float_conditional_branch, jump, indirect_jump, tablejump,
1167 call_internal, call_value_internal, zero_extendqisi2_am33,
1168 zero_extendqisi2_mn10300, zero_extendhisi2_am33,
1169 zero_extendhisi2_mn10300, extendqisi2_am33, extendqisi2_mn10300,
1170 extendhisi2_am33, extendhisi2_mn10300, am33_ashlsi3,
1171 mn10300_ashlsi3, am33_lshrsi3, mn10300_lshrsi3, am33_ashrisi3,
1172 mn10300_ashrsi3, abssf2_am33_2, negsf2_am33_2, rsqrtsf2,
1173 addsf3_internal, subsf3_internal, mulsf3_internal, divsf3,
1174 fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4, return_internal,
1175 return_internal_regs, store_movm, return, call_next_insn):
1176 Add timing attribute.
1177 (am33_subsi3): Add missing clobber of CC_REG.
1178 (am33_andsi3, mn10300_andsi3): Fix compile time warnings.
1179 (udivmodsi4, udivmodsi4_insn, divmodsi4, test_byte_bitfield,
1180 subreg_bit_test, zero_extendqisi2, zero_extendhisi2,
1181 extendqisi2): Fix predicates.
1182 (call_internal, call_internal_value): Separate alternatives.
1183 * config/mn10300/t-mn10300: Add AM34 multilib.
1184
1185 2010-10-29 Paolo Bonzini <bonzini@gnu.org>
1186
1187 * config/sh/sh.c (sh_promote_function_mode): Use
1188 default_promote_function_mode if !sh_promote_prototypes.
1189
1190 2010-10-28 Paolo Bonzini <bonzini@gnu.org>
1191
1192 * recog.c (split_all_insns): Remove dead code.
1193
1194 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1195
1196 * score.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1197
1198 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1199
1200 * config/cris/cris.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Delete.
1201 (FUNCTION_ARG_ADVANCE): Delete.
1202 * config/cris/cris.c (cris_function_arg_1, cris_function_arg): New
1203 functions.
1204 (cris_function_incoming_arg, cris_function_arg_advance): New functions.
1205 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
1206 (TARGET_FUNCTION_ARG_ADVANCE): Define.
1207
1208 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1209
1210 * config/lm32/lm32-protos.h (lm32_function_arg): Delete.
1211 * config/lm32/lm32.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1212 * config/mcore/mcore.c (mcore_function_arg): Declare. Make static.
1213 Take a const_tree and a bool.
1214 (mcore_function_arg_advance): New function.
1215 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1216
1217 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1218
1219 * config/mcore/mcore-protos.h (mcore_function_arg): Delete.
1220 * config/mcore/mcore.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1221 * config/mcore/mcore.c (mcore_function_arg): Declare. Make static.
1222 Take a const_tree and a bool.
1223 (mcore_function_arg_advance): New function.
1224 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1225
1226 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1227
1228 * config/h8300/h8300-protos.h (function_arg): Delete.
1229 * config/h8300/h8300.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1230 * config/h8300/h8300.c (function_arg): Rename to...
1231 (h8300_function_arg): ...this. Make static. Take a const_tree and
1232 a bool.
1233 (h8300_function_arg_advance): New function.
1234 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1235
1236 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1237
1238 * config/arc/arc.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move code
1239 to...
1240 * config/arc/arc.c (arc_function_arg): ...here and...
1241 (arc_function_arg_advance): ...here. New functions.
1242 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1243
1244 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1245
1246 * config/crx/crx-protos.h (crx_function_arg): Delete.
1247 (crx_function_arg_advance): Delete.
1248 * config/crx/crx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1249 * config/crx/crx.c (crx_function_arg): Make static. Take a
1250 const_tree and a bool.
1251 (crx_function_arg_advance): Make static. Take a const_tree and a bool.
1252 (enough_regs_for_param): Take a const_tree.
1253 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1254
1255 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1256
1257 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg): Delete.
1258 (m68hc11_function_arg_advance): Delete.
1259 * config/m68hc11/m68hc11.h (FUNCTION_ARG): Delete.
1260 (FUNCTION_ARG_ADVANCE): Delete.
1261 * config/m68hc11/m68hc11.c (m68hc11_function_arg): Make static.
1262 Take a const_tree and a bool.
1263 (m68hc11_function_arg_advance): Likewise.
1264 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1265
1266 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1267
1268 * config/stormy16/stormy16-protos.h (xstormy16_function_arg): Delete.
1269 (xstormy16_function_arg_advance): Delete.
1270 * config/stormy16/stormy16.h (FUNCTION_ARG): Delete.
1271 (FUNCTION_ARG_ADVANCE): Delete.
1272 * config/stormy16/stormy16.c (xstormy16_function_arg): Make static.
1273 Take a const_tree and a bool.
1274 (xstormy16_function_arg_advance): Likewise. Return void, updating
1275 the CUM parameter instead.
1276 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1277
1278 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1279
1280 * config/moxie/moxie-protos.h (moxie_function_arg): Delete.
1281 * config/moxie/moxie.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1282 (MOXIE_FUNCTION_ARG_SIZE): Move to...
1283 * config/moxie/moxie.c (MOXIE_FUNCTION_ARG_SIZE): ...here.
1284 (moxie_function_arg): Make static. Take a const_tree and a bool.
1285 (moxie_function_arg_advance): New function.
1286 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1287
1288 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1289
1290 * config/mn10300/mn10300-protos.h (function_arg): Delete.
1291 * config/mn10300/mn10300.h (FUNCTION_ARG): Delete.
1292 (FUNCTION_ARG_ADVANCE): Delete.
1293 * config/mn10300/mn10300.c (function_arg): Rename to...
1294 (mn10300_function_arg): ...this. Make static. Take a const_tree
1295 and a bool.
1296 (mn10300_function_arg_advance): New function.
1297 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1298
1299 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1300
1301 * config/iq2000/iq2000-protos.h (function_arg): Delete.
1302 (function_arg_advance): Delete.
1303 * config/iq2000/iq2000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1304 * config/iq2000/iq2000.c (function_arg): Rename to...
1305 (iq2000_function_arg): ...this. Make static. Take a const_tree and
1306 a bool.
1307 (function_arg_advance): Rename to...
1308 (iq2000_function_arg_advance): ...this. Make static. Take a
1309 const_tree and a bool.
1310 (iq2000_expand_prologue): Call iq2000_function_arg_advance and
1311 iq2000_function_arg.
1312 (iq2000_pass_by_reference): Call iq2000_function_arg).
1313 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1314
1315 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1316
1317 * config/fr30/fr30-protos.h (fr30_num_arg_regs): Delete.
1318 * config/fr30/fr30.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1319 * config/fr30/fr30.c (fr30_num_arg_regs): Make static. Take a
1320 const_tree.
1321 (fr30_function_arg): New function.
1322 (fr30_function_arg_advance): New function.
1323 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
1324
1325 2010-10-28 Nathan Froyd <froydnj@codesourcery.com>
1326
1327 * config/frv/frv-protos.h (frv_function_arg): Delete.
1328 (frv_function_arg_advance): Delete.
1329 * config/frv/frv.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
1330 * config/frv/frv.c (frv_function_arg): Rename to...
1331 (frv_function_arg_1): Make static. Take const_tree and bool arguments.
1332 (frv_function_arg, frv_function_incoming_arg): New functions.
1333 (frv_function_arg_advance): Make static. Take a const_tree and a bool.
1334 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
1335 (TARGET_FUNCTION_ARG_ADVANCE): Define.
1336
1337 2010-10-28 Uros Bizjak <ubizjak@gmail.com>
1338
1339 PR target/46153
1340 * config/i386/sse.md (sse_movhlps_exp): Use destination
1341 returned from ix86_fixup_binary_operands to expand insn.
1342 (sse_movlhps_exp): Ditto.
1343 (sse_loadhps_exp): Ditto.
1344 (sse_loadlps_exp): Ditto.
1345 (sse2_loadhpd_exp): Ditto.
1346 (sse2_loadlpd_exp): Ditto.
1347
1348 2010-10-28 Andrew Stubbs <ams@codesourcery.com>
1349
1350 * config/arm/arm.c (const_ok_for_arm): Support 0xXY00XY00 pattern
1351 constants in thumb2.
1352
1353 2010-10-28 Eric Botcazou <ebotcazou@adacore.com>
1354
1355 * combine.c (set_nonzero_bits_and_sign_copies): Use unsigned
1356 arithmetics in masking operations.
1357 (contains_muldiv): Likewise.
1358 (try_combine): Likewise.
1359 (find_split_point): Likewise.
1360 (combine_simplify_rtx): Likewise.
1361 (simplify_if_then_else): Likewise.
1362 (simplify_set): Likewise.
1363 (expand_compound_operation): Likewise.
1364 (expand_field_assignment): Likewise.
1365 (make_extraction): Likewise.
1366 (extract_left_shift): Likewise.
1367 (make_compound_operation): Likewise.
1368 (force_to_mode): Likewise.
1369 (make_field_assignment): Likewise.
1370 (reg_nonzero_bits_for_combine): Likewise.
1371 (simplify_shift_const_1): Likewise.
1372 (simplify_comparison): Likewise.
1373
1374 2010-10-27 Nathan Froyd <froydnj@codesourcery.com>
1375
1376 * config/ia64/ia64-protos.h (ia64_function_arg): Delete.
1377 (ia64_function_arg_advance): Delete.
1378 * config/ia64/ia64.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Delete.
1379 (FUNCTION_ARG_ADVANCE): Delete.
1380 * config/ia64/ia64.c (ia64_function_arg): Rename to...
1381 (ia64_function_arg_1): ...this. Make static. Take const_tree and
1382 bool arguments.
1383 (ia64_function_arg, ia64_function_incoming_arg): New functions.
1384 (ia64_function_arg_advance): Make static. Take a const_tree and
1385 a bool.
1386 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
1387 (TARGET_FUNCTION_ARG_ADVANCE): Define.
1388
1389 2010-10-27 Steve Ellcey <sje@cup.hp.com>
1390
1391 * doc/tm.texi.in (TARGET_GET_RAW_RESULT_MODE): New.
1392 (TARGET_GET_RAW_ARG_MODE): New.
1393 * doc/tm.texi: Regenerate.
1394 * target.def (get_raw_result_mode): New.
1395 (get_raw_arg_mode): New.
1396 * targhooks.c (default_get_reg_raw_mode): New.
1397 * targhooks.h (default_get_reg_raw_mode): New.
1398 * builtins.c (apply_args_size): Use targetm.calls.get_raw_arg_mode.
1399 (apply_result_size): Ditto.
1400 * config/ia64/ia64.c (ia64_get_reg_raw_mode): New.
1401 (TARGET_GET_RAW_RESULT_MODE): Define.
1402 (TARGET_GET_RAW_ARG_MODE): Ditto.
1403
1404 2010-10-27 Eric Botcazou <ebotcazou@adacore.com>
1405
1406 * config/sparc/sol2-unwind.h (sparc64_fallback_frame_state): Adjust
1407 for newer Solaris 10 release.
1408 (sparc_fallback_frame_state): Likewise.
1409
1410 2010-10-27 Jason Merrill <jason@redhat.com>
1411
1412 * gimplify.c (gimplify_decl_expr): Handle anonymous artificial
1413 variables sooner.
1414
1415 2010-10-27 Jie Zhang <jie@codesourcery.com>
1416 Maxim Kuvyrkov <maxim@codesourcery.com>
1417
1418 * haifa-sched.c (ISSUE_POINTS): Remove.
1419 (max_issue): Don't issue more than issue_rate instructions.
1420
1421 2010-10-27 Ian Lance Taylor <iant@google.com>
1422
1423 PR target/46197
1424 * config/i386/i386.md (UNSPECV_SPLIT_STACK_RETURN): New.
1425 (split_stack_return): Replace UNSPEC_STACK_CHECK with
1426 UNSPECV_SPLIT_STACK_RETURN.
1427
1428 2010-10-27 H.J. Lu <hongjiu.lu@intel.com>
1429
1430 * config/i386/i386-protos.h (init_cumulative_args): Add an int.
1431
1432 * config/i386/i386.c (block_info): New.
1433 (BLOCK_INFO): Likewise.
1434 (call_avx256_state): Likewise.
1435 (check_avx256_stores): Likewise.
1436 (move_or_delete_vzeroupper_2): Likewise.
1437 (move_or_delete_vzeroupper_1): Likewise.
1438 (move_or_delete_vzeroupper): Likewise.
1439 (use_avx256_p): Likewise.
1440 (function_pass_avx256_p): Likewise.
1441 (flag_opts): Add -mvzeroupper.
1442 (ix86_option_override_internal): Turn on MASK_VZEROUPPER by
1443 default for TARGET_AVX. Turn off MASK_VZEROUPPER if TARGET_AVX
1444 is disabled.
1445 (ix86_function_ok_for_sibcall): Disable sibcall if we need to
1446 generate vzeroupper.
1447 (init_cumulative_args): Add an int to indicate caller. Set
1448 use_avx256_p, callee_return_avx256_p and caller_use_avx256_p
1449 based on return type.
1450 (ix86_function_arg): Set use_avx256_p, callee_pass_avx256_p and
1451 caller_pass_avx256_p based on argument type.
1452 (ix86_expand_epilogue): Emit vzeroupper if 256bit AVX register
1453 is used, but not returned by caller.
1454 (ix86_expand_call): Emit vzeroupper if 256bit AVX register is used.
1455 (ix86_local_alignment): Set use_avx256_p if 256bit AVX register
1456 is used.
1457 (ix86_minimum_alignment): Likewise.
1458 (ix86_expand_special_args_builtin): Set target to
1459 GEN_INT (vzeroupper_intrinsic) for CODE_FOR_avx_vzeroupper.
1460 (ix86_reorg): Run the vzeroupper optimization if needed.
1461
1462 * config/i386/i386.h (ix86_args): Add caller.
1463 (INIT_CUMULATIVE_ARGS): Updated.
1464 (machine_function): Add use_vzeroupper_p, use_avx256_p,
1465 caller_pass_avx256_p, caller_return_avx256_p,
1466 callee_pass_avx256_p and callee_return_avx256_p.
1467
1468 * config/i386/i386.opt (-mvzeroupper): New.
1469
1470 * config/i386/predicates.md (vzeroupper_operation): Removed.
1471
1472 * config/i386/sse.md (avx_vzeroupper): Removed.
1473 (*avx_vzeroupper): Removed.
1474 (avx_vzeroupper): New.
1475
1476 * doc/invoke.texi: Document -mvzeroupper.
1477
1478 2010-10-27 Eric Botcazou <ebotcazou@adacore.com>
1479
1480 * config/i386/t-mingw32 (SHLIB_LC): Add -lmingwthrd.
1481 * config/i386/t-mingw-w32 (SHLIB_LC): Likewise.
1482 * config/i386/t-mingw-w64 (SHLIB_LC): Likewise.
1483
1484 2010-10-27 Eric Botcazou <ebotcazou@adacore.com>
1485 Olivier Hainque <hainque@adacore.com>
1486
1487 * config/i386/w32-unwind.h (i386_w32_fallback_frame_state): Fix regnum
1488 of EBP. Do not restore reg #9. Remove +1 adjustment to EIP and set
1489 fs->signal_frame instead.
1490
1491 2010-10-27 Nicola Pero <nicola.pero@meta-innovation.com>
1492
1493 * c-parser.c (cp_parser_objc_at_property_declaration): Removed
1494 parsing of RID_COPIES and RID_IVAR.
1495
1496 2010-10-27 Nicola Pero <nicola.pero@meta-innovation.com>
1497
1498 * c-parser.c (c_parser_objc_at_property_declaration): Recognize
1499 RID_ASSIGN, RID_COPY, RID_RETAIN, RID_READWRITE and RID_NONATOMIC.
1500 Do not use objc_set_property_attr, but use local variables
1501 instead. Detect repeated usage of setter, getter and ivar
1502 attributes. Improved error processing when a setter name does not
1503 end in ':'. Do not check for CPP_CLOSE_PAREN after we determined
1504 that the token is a keyword. Updated call to
1505 objc_add_property_declaration.
1506
1507 2010-10-27 Nicola Pero <nicola.pero@meta-innovation.com>
1508
1509 * c-parser.c (c_parser_objc_at_property): Renamed to
1510 c_parser_objc_at_property_declaration. Updated calls to
1511 objc_add_property_variable, now objc_add_property_declaration.
1512 Code rewritten to be much more robust in recovering from syntax
1513 errors. Added comments.
1514 (c_parser_objc_property_attrlist): Removed.
1515 (c_parser_external_declaration): Updated calls to
1516 c_parser_objc_at_property, now
1517 c_parser_objc_at_property_declaration.
1518 (c_parser_objc_methodprotolist): Same change.
1519
1520 2010-10-26 H.J. Lu <hongjiu.lu@intel.com>
1521
1522 * config/i386/i386.md (split_stack_return): Put back unspec_volatile.
1523
1524 2010-10-26 Jan Hubicka <jh@suse.cz>
1525
1526 * ipa.c (process_references): Enqueue all referenced nodes;
1527 mark as reachable only non-external nodes.
1528 (cgraph_remove_unreachable_nodes): All referenced nodes should
1529 be enqueued; remove bogues node->needed check.
1530
1531 2010-10-26 Jan Hubicka <jh@suse.cz>
1532
1533 * cgraphbuild.c (build_cgraph_edges): Use ipa-reference
1534 to represent OMP.
1535
1536 2010-10-26 H.J. Lu <hongjiu.lu@intel.com>
1537
1538 * config/i386/i386.md (split_stack_return): Replace
1539 unspec_volatile with unspec.
1540
1541 2010-10-26 Jonathan Wakely <jwakely.gcc@gmail.com>
1542
1543 * doc/install.texi: Fix typo in --with-sysroot description.
1544
1545 2010-10-26 Jan Hubicka <jh@suse.cz>
1546
1547 * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p):
1548 Use info provided by linker plugin.
1549
1550 2010-10-26 Jason Merrill <jason@redhat.com>
1551
1552 * varasm.c (constructor_static_from_elts_p): Don't require a
1553 CONSTRUCTOR to have elements to be suitable for static
1554 initialization. Allow ARRAY_TYPE as well.
1555
1556 2010-10-26 Jan Hubicka <jh@suse.cz>
1557
1558 PR middle-end/45736
1559 * cgraph.c (cgraph_set_readonly_flag): Rename to...
1560 (cgraph_set_const_flags) ... this one; get also looping argument;
1561 clear constructor/destructor flags.
1562 (cgraph_set_pure_flag): Likewise.
1563 (cgraph_set_looping_const_or_pure_flag): Remove.
1564 (cgraph_can_remove_if_no_direct_calls_and_refs): Do not try
1565 to optimize away static ctors/dtors; it does not work on inline clones;
1566 external functions can always be rmeoved.
1567 (cgraph_will_be_removed_from_program_if_no_direct_calls): Assert on
1568 inline clones; in LTO external functions always can go.
1569 (cgraph_used_from_object_file_p): Handle EXTERNAL functions correctly.
1570 (cgraph_mark_address_taken_node): Assert that we are not taking
1571 address of inline clone.
1572 (cgraph_can_remove_if_no_direct_calls_p): We always eventually remove
1573 external functions.
1574 * ipa-cp.c (ipcp_cloning_candidate_p): Do not clone functions with
1575 address taken.
1576 (ipcp_initialize_node_lattices): Only local functions can be
1577 handled without cloning.
1578 * cgraph.h (cgraph_set_readonly_flag,
1579 cgraph_set_looping_const_or_pure_flag): Remove.
1580 (cgraph_set_const_flag): Declare.
1581 (cgraph_set_pure_flag): Update.
1582 * ipa-pure-const (propagate_pure_const, local_pure_const): Update
1583 flags setting code.
1584 * ipa.c (cgraph_remove_unreachable_nodes): Fix formating; do not
1585 look at inline clones; fix handling of external definitions.
1586 (cgraph_postorder): Do not look at inline clones in the first pass.
1587 (function_and_variable_visibility): Drop constructors/destructor
1588 flags at pure and const functions.
1589 * tree-profile.c (tree_profiling): Update.
1590 * ipa-inline.c (cgraph_clone_inlined_nodes): Always clone functions with
1591 address taken; external functions do not account to whole program size.
1592 (cgraph_decide_inlining): Likewise; do not try to inline
1593 functions already inlined.
1594
1595 2010-10-26 Jie Zhang <jie@codesourcery.com>
1596
1597 * doc/invoke.texi: Improve documentation of
1598 -fstrict-volatile-bitfields.
1599
1600 2010-10-26 Ira Rosen <irar@il.ibm.com>
1601
1602 PR tree-optimization/46167
1603 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check that there
1604 is basic block for the statement.
1605
1606 2010-10-26 Paul Koning <ni1d@arrl.net>
1607
1608 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Update to
1609 current definition of struct_real_format.
1610
1611 2010-10-26 H.J. Lu <hongjiu.lu@intel.com>
1612
1613 PR target/44948
1614 * config/i386/i386.c (ix86_old_function_arg_boundary): New.
1615 (ix86_function_arg_boundary): Always align parameters on stack
1616 in 64bit and align parameters with alignment >= 16byte on stack
1617 in 32bit. Warn alignment change.
1618
1619 2010-10-26 Ian Lance Taylor <iant@google.com>
1620
1621 PR middle-end/45687
1622 * ipa-prop.c (ipa_modify_call_arguments): Correct type of MEM_REF
1623 offset.
1624
1625 2010-10-25 Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
1626
1627 Implement opaque-enum-specifiesr for C++0x
1628 * tree.h (ENUM_IS_OPAQUE): New.
1629 * dwarf2out.c (gen_enumeration_type_die): Use ENUM_IS_OPAQUE.
1630
1631 2010-10-26 Jie Zhang <jie@codesourcery.com>
1632
1633 * stor-layout.c (layout_decl): Use the field's type to
1634 determine the mode and keep DECL_BIT_FIELD for a volatile bit-field.
1635 * config/arm/arm.c (arm_override_options): Default to
1636 -fstrict-volatile-bitfields.
1637
1638 2010-10-25 Paul Koning <ni1d@arrl.net>
1639
1640 * config/pdp11/pdp11.md: Add define_constants for register
1641 numbers, branch offset limits.
1642 * config/pdp11/pdp11.c: Use named constants instead of numbers.
1643 * config/pdp11.pdp11.h: Ditto.
1644
1645 2010-10-25 Eric Botcazou <ebotcazou@adacore.com>
1646
1647 * configure.ac: Use $cpu_type instead of $target to define the nop.
1648 * configure: Regenerate.
1649
1650 2010-10-25 Jie Zhang <jie@codesourcery.com>
1651
1652 * combine.c (try_combine): If insns need to be kept around, check that
1653 they can be copied in the merged instruction.
1654
1655 2010-10-24 Eric Botcazou <ebotcazou@adacore.com>
1656
1657 * reg-stack.c (convert_regs_1): Return boolean value, true if the CFG
1658 has been modified.
1659 (convert_regs_2): Likewise. Adjust calls to convert_regs_1.
1660 (convert_regs): Adjust calls to convert_regs_2. Clean up the CFG if
1661 it has been modified.
1662
1663 2010-10-24 Eric Botcazou <ebotcazou@adacore.com>
1664
1665 * config/sparc/sparc.c (sparc_type_code) <NULLPTR_TYPE>: New case.
1666
1667 2010-10-24 Paul Koning <ni1d@arrl.net>
1668
1669 * config/pdp11/pdp11.md: Change length attribute to be in bytes.
1670 * config/pdp11/pdp11.c (output_jump): Ditto.
1671
1672 2010-10-24 Ian Lance Taylor <iant@google.com>
1673
1674 * config/i386/i386.c (ix86_va_start): Remove extraneous blank line.
1675
1676 2010-10-24 Eric Botcazou <ebotcazou@adacore.com>
1677
1678 * cfglayout.c (fixup_reorder_chain): When ensuring that there is at
1679 least one insn with a locus corresponding to an edge's goto_locus,
1680 disregard non-fallthru edges to the exit block and merge the blocks
1681 created for the same goto_locus.
1682
1683 2010-10-23 Joseph Myers <joseph@codesourcery.com>
1684
1685 * gcc.c (n_switches_alloc_debug_check): New.
1686 (set_option_handlers): New.
1687 (process_command): Use set_option_handlers.
1688 (do_self_spec): Pass spec-generated options through option handlers.
1689 (main): Also save and restore n_switches_alloc when swapping
1690 switch arrays.
1691
1692 2010-10-23 Richard Henderson <rth@redhat.com>
1693
1694 PR target/46144
1695 * config/i386/sse.md (*avx_absneg<AVXMODEF2P>2): New.
1696 (*sse_absneg<SSEMODEF2P>2): Rename from *absneg<VEC_FLOAT_MODE>2.
1697 Honor matching operands when splitting to XOR.
1698
1699 2010-10-23 Ian Lance Taylor <iant@google.com>
1700
1701 * tree-vrp.c (extract_range_from_binary_expr): If
1702 flag_non_call_exceptions don't eliminate division by zero.
1703 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1704
1705 2010-10-23 Nathan Froyd <froydnj@codesourcery.com>
1706
1707 * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
1708 __BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__, __ORDER_BIG_ENDIAN__, and
1709 __ORDER_PDP_ENDIAN__.
1710 * libgcc2.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1711 (struct DWstruct): Define based on __BYTE_ORDER__.
1712 * config/fixed-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1713 (struct INTstruct): Define based on __BYTE_ORDER__.
1714 * config/dfp-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1715 (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__.
1716 * system.h (LIBGCC2_WORDS_BIG_ENDIAN): Poison identifier.
1717 * config/arc/arc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1718 * config/arm/arm.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1719 * config/ia64/ia64.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1720 * config/iq2000/iq2000.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1721 * config/lm32/lm32.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1722 * config/m32r/m32r.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1723 * config/mcore/mcore.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1724 * config/mep/mep.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1725 * config/mips/mips.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1726 * config/rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1727 * config/rx/rx.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1728 * config/score/score.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1729 * config/sh/sh.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1730 * config/sparc/sparc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1731 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1732 * doc/tm.texi.in (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
1733 * doc/tm.texi: Regenerate.
1734 * doc/cpp.texi (__BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__): Document.
1735 (__ORDER_BIG_ENDIAN__, __ORDER_PDP_ENDIAN__): Likewise.
1736
1737 2010-10-23 Jie Zhang <jie@codesourcery.com>
1738
1739 PR rtl-optimization/37360
1740 * config/mips/mips.c (cached_can_issue_more): New local variable.
1741 (mips_sched_reorder_1): New.
1742 (mips_sched_reorder): Use mips_sched_reorder_1.
1743 (mips_sched_reorder2): New.
1744 (mips_variable_issue): Set cached_can_issue_more.
1745 (TARGET_SCHED_REORDER2): Define to mips_sched_reorder2
1746 instead of mips_sched_reorder.
1747
1748 Revert:
1749 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
1750 PR rtl-optimization/37360
1751 * haifa-sched.c (max_issue): Do not assert that we never issue more
1752 insns than issue_rate. Add comment.
1753
1754 2010-10-22 Eric Botcazou <ebotcazou@adacore.com>
1755
1756 * gimplify.c (gimplify_variable_sized_compare): Preserve the source
1757 location info of the expression.
1758
1759 2010-10-22 DJ Delorie <dj@redhat.com>
1760
1761 * doc/extend.texi (Named Address Spaces): Document the M32C named
1762 address space.
1763
1764 * config/m32c/m32c-pragma.c (m32c_register_pragmas): Register the
1765 __far address space.
1766 * config/m32c/m32c.h (ADDR_SPACE_FAR): New. Add support for
1767 "__far" address space for R8C and M16C processor variants.
1768 * config/m32c/m32c.c (m32c_addr_space_legitimate_address_p): New.
1769 (far_addr_space_p): New.
1770 (encode_pattern_1): Add sign and zero extend support.
1771 (m32c_hard_regno_nregs_1): Large pointers in A16 mode are SImode.
1772 (m32c_extra_constraint_p2): Add SF constraint.
1773 (m32c_legitimate_address_p): Support __far addresses.
1774 (m32c_addr_space_pointer_mode): New.
1775 (m32c_addr_space_address_mode): New.
1776 (m32c_addr_space_legitimate_address_p): New.
1777 (m32c_addr_space_legitimize_address): New.
1778 (m32c_addr_space_subset_p): New.
1779 (m32c_addr_space_convert): New.
1780 (conversions): Add __far operand patterns.
1781 (m32c_prepare_move): Force constants into registers for __far moves.
1782 (m32c_split_move): __far moves are always split.
1783 * config/m32c/addsub.md (addsi3_1): Support SImode symbols.
1784 * config/m32c/mov.md (mov<mode>_far_op1): New.
1785 (mov<mode>_far_op2): New.
1786 (movqi_op): Add __far (SF) support.
1787 (movhi_op): Likewise.
1788 (movsi_splittable): Split A1A0 also.
1789
1790 2010-10-22 Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
1791 Andrew Pinski <pinskia@gmail.com>
1792
1793 * c-typeck.c (build_array_ref): Handle subscripting of vectors.
1794 * doc/extend.texi: New paragraph
1795
1796 2010-10-22 Paul Koning <ni1d@arrl.net>
1797
1798 * config.pdp11/pdp11.h (DBX_DEBUGGING_INFO): Define.
1799
1800 2010-10-22 DJ Delorie <dj@redhat.com>
1801
1802 * config/m32c/m32c-lib1.S (m32c_jsri16): Make reentrant.
1803
1804 2010-10-22 Paul Koning <ni1d@arrl.net>
1805
1806 * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Define.
1807
1808 2010-10-22 Richard Henderson <rth@redhat.com>
1809
1810 * config/i386/i386.c (ix86_builtin_vectorized_function): Add
1811 cases for __builtin_fma and __builtin_fmaf.
1812
1813 2010-10-22 Richard Henderson <rth@redhat.com>
1814
1815 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Produce
1816 NEG+USE for vectors as well.
1817 * config/i386/i386.md (*absneg<VEC_FLOAT_MODE>2): New pattern
1818 and splitter.
1819
1820 2010-10-22 Joseph Myers <joseph@codesourcery.com>
1821
1822 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION,
1823 SWITCH_CURTAILS_COMPILATION): Remove.
1824 * doc/tm.texi.in (SWITCH_CURTAILS_COMPILATION): Remove documentation.
1825 * doc/tm.texi: Regenerate.
1826 * system.h (SWITCH_CURTAILS_COMPILATION): Poison.
1827
1828 2010-10-22 Changpeng Fang <changpeng.fang@amd.com>
1829
1830 * config/i386/bdver1.md: New file.
1831 * config/i386/i386.md (include "bdver1.md"): Invoke the
1832 pipeline description for bdver1.
1833 (x86_sahf_1): Add "bdver1_decode" attribute.
1834 (*cmpfp_i_mixed): Likewise.
1835 (*cmpfp_i_sse): Likewise.
1836 (*cmpfp_i_i387): Likewise.
1837 (*cmpfp_iu_mixed): Likewise.
1838 (*cmpfp_iu_sse): Likewise.
1839 (*cmpfp_iu_387): Likewise.
1840 (*swap<mode>,*swap<mode>_1): Likewise.
1841 (fixuns_trunc<mode>hi2): Likewise.
1842 (fix_trunc<mode>si_sse): Likewise.
1843 (x86_fnstcw_1): Likewise.
1844 (x86_fldcw_1): Likewise.
1845 (*floatsi<mode>2_vector_mixed_with_temp): Likewise.
1846 (*floatsi<mode>2_vector_mixed): Likewise.
1847 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Likewise.
1848 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1849 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1850 (*floatsi<mode>2_vector_sse_with_temp): Likewise.
1851 (*floatsi<mode>2_vector_sse): Likewise.
1852 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Likewise.
1853 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1854 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1855 (*mul<mode>3_1): Likewise.
1856 (*mulsi3_1_zext): Likewise.
1857 (*mulhi3_1): Likewise.
1858 (*mulqi3_1): Likewise.
1859 (*<u>mul<mode><dwi>3_1): Likewise.
1860 (*<u>mulqihi3_1): Likewise.
1861 (*<s>muldi3_highpart_1): Likewise.
1862 (*<s>mulsi3_highpart_1): Likewise.
1863 (*<s>mulsi3_highpart_zext): Likewise.
1864 (x86_64_shld): Likewise.
1865 (x86_shld): Likewise.
1866 (x86_64_shrd): Likewise.
1867 (x86_shrd): Likewise.
1868 (sqrtxf2): Likewise.
1869 (sqrt_extend<mode>xf2_i387): Likewise.
1870 (*sqrt<mode>2_sse): Likewise.
1871 * config/i386/sse.md (sse_cvtsi2ss): Add "bdver1_decode" attribute.
1872 (sse_cvtsi2ssq): Likewise.
1873 (sse_cvtss2si): Likewise.
1874 (sse_cvtss2si_2): Likewise.
1875 (sse_cvtss2siq): Likewise.
1876 (sse_cvtss2siq_2): Likewise.
1877 (sse_cvttss2si): Likewise.
1878 (sse_cvttss2siq): Likewise.
1879 (sse2_cvtpi2pd): Likewise.
1880 (sse2_cvttpd2pi): Likewise.
1881 (sse2_cvtsi2sd): Likewise.
1882 (sse2_cvtsi2sdq): Likewise.
1883 (sse2_cvtsd2si): Likewise.
1884 (sse2_cvtsd2si_2): Likewise.
1885 (sse2_cvtsd2siq): Likewise.
1886 (sse2_cvtsd2siq_2): Likewise.
1887 (sse2_cvttsd2si): Likewise.
1888 (sse2_cvttsd2siq): Likewise.
1889 (*sse2_cvtpd2dq): Likewise.
1890 (*sse2_cvttpd2dq): Likewise.
1891 (sse2_cvtsd2ss): Likewise.
1892 (sse2_cvtss2sd): Likewise.
1893 (*sse2_cvtpd2ps): Likewise.
1894 (sse2_cvtps2pd): Likewise.
1895
1896 2010-10-22 Richard Guenther <rguenther@suse.de>
1897
1898 PR middle-end/46137
1899 * gimple-fold.c (gimplify_and_update_call_from_tree): Properly
1900 remove the virtual operands if they are not needed.
1901
1902 2010-10-22 Changpeng Fang <changpeng.fang@amd.com>
1903
1904 * config/i386/i386.c (processor_costs bdver1_cost): Update
1905 insn costs and architectural parameters for bdver1.
1906
1907 2010-10-22 Richard Guenther <rguenther@suse.de>
1908
1909 * gimple.h (gimple_register_canonical_type): Declare.
1910 * gimple.c (gimple_canonical_types): New global hashtable.
1911 (struct gimple_type_leader_entry_s): New type.
1912 (gimple_type_leader): New global cache.
1913 (gimple_lookup_type_leader): New function.
1914 (gtc_visit): Query the proper cache.
1915 (gimple_types_compatible_p): Likewise.
1916 (gimple_register_type): Use the new cache instead of TYPE_CANONICAL.
1917 (gimple_canonical_type_eq): New function.
1918 (gimple_register_canonical_type): Likewise.
1919 (print_gimple_types_stats): Adjust for gimple_canonical_types.
1920 (free_gimple_type_tables): Likewise. Free gimple_type_leader.
1921 * tree-ssa.c (useless_type_conversion_p): Do not dispatch to
1922 gimple_types_compatible_p for LTO.
1923
1924 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
1925
1926 PR target/46098
1927 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1928 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1929 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1930 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1931 (<sse>_movu<ssemodesuffix>): New expander.
1932 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1933 (avx_movdqu<avxmodesuffix>): New expander.
1934 (*sse2_movdqu): Rename from sse2_movdqu.
1935 (sse2_movdqu): New expander.
1936
1937 2010-10-22 Richard Guenther <rguenther@suse.de>
1938
1939 PR tree-optimization/45720
1940 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
1941 Handle negative step.
1942 (vect_enhance_data_refs_alignment): Likewise.
1943 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Likewise.
1944 (vect_create_cond_for_align_checks): Likewise.
1945 (vect_create_cond_for_alias_checks): Likewise.
1946
1947 2010-10-22 Ira Rosen <irar@il.ibm.com>
1948
1949 PR tree-optimization/46126
1950 * tree-vect-stmts.c (vect_analyze_stmt): Pass NODE to
1951 vectorizable_shift in case of basic block vectorization.
1952
1953 2010-10-22 Joseph Myers <joseph@codesourcery.com>
1954
1955 * target.h (enum opt_levels, struct default_options): New.
1956 * target.def (handle_ofast): Remove hook.
1957 (target_option.optimization): Change to
1958 target_option.optimization_table.
1959 * doc/tm.texi.in (TARGET_OPTION_OPTIMIZATION): Change to
1960 TARGET_OPTION_OPTIMIZATION_TABLE.
1961 (CAN_DEBUG_WITHOUT_FP): Remove.
1962 * doc/tm.texi: Regenerate.
1963 * opts.c (maybe_default_option, maybe_default_options,
1964 default_options_table): New.
1965 (default_options_optimization): Take extra parameters. Don't
1966 assert that global_options and global_options_set are in use. Use
1967 maybe_default_options.
1968 (decode_options): Pass extra parameters to
1969 default_options_optimization.
1970 * common.opt (falign-loops): Use value 0 with Var.
1971 (frerun-cse-after-loop, ftree-ter): Remove Init.
1972 * system.h (CAN_DEBUG_WITHOUT_FP, TARGET_HANDLE_OFAST,
1973 TARGET_OPTION_OPTIMIZATION): Remove.
1974 * targhooks.c (empty_optimization_table): New.
1975 * targhooks.h (empty_optimization_table): Declare.
1976 * toplev.c (process_options): Don't set flag_rerun_cse_after_loop.
1977 * config/alpha/alpha.c (alpha_option_optimization_table,
1978 TARGET_OPTION_OPTIMIZATION_TABLE): New.
1979 * config/alpha/alpha.h (CAN_DEBUG_WITHOUT_FP): Remove.
1980 * config/arm/arm.c (arm_option_optimization: Change to
1981 arm_option_optimization_table.
1982 (TARGET_OPTION_OPTIMIZATION): Change to
1983 TARGET_OPTION_OPTIMIZATION_TABLE.
1984 * config/arm/arm.h (CAN_DEBUG_WITHOUT_FP): Remove.
1985 * config/avr/avr.c (avr_option_optimization_table,
1986 TARGET_OPTION_OPTIMIZATION_TABLE): New.
1987 * config/avr/avr.h (CAN_DEBUG_WITHOUT_FP): Remove.
1988 * config/cris/cris.c (cris_option_optimization): Change to
1989 cris_option_optimization_table.
1990 (TARGET_OPTION_OPTIMIZATION): Change to
1991 TARGET_OPTION_OPTIMIZATION_TABLE.
1992 * config/crx/crx.c (crx_option_optimization): Change to
1993 crx_option_optimization_table.
1994 (TARGET_OPTION_OPTIMIZATION): Change to
1995 TARGET_OPTION_OPTIMIZATION_TABLE.
1996 * config/crx/crx.h (CAN_DEBUG_WITHOUT_FP): Remove.
1997 * config/fr30/fr30.c (fr30_option_optimization_table,
1998 TARGET_OPTION_OPTIMIZATION_TABLE): New.
1999 * config/fr30/fr30.h (CAN_DEBUG_WITHOUT_FP): Remove.
2000 * config/frv/frv.c (frv_option_optimization_table,
2001 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2002 * config/frv/frv.h (CAN_DEBUG_WITHOUT_FP): Remove.
2003 * config/h8300/h8300.c (h8300_option_optimization): Change to
2004 h8300_option_optimization_table.
2005 (TARGET_OPTION_OPTIMIZATION): Change to
2006 TARGET_OPTION_OPTIMIZATION_TABLE.
2007 * config/h8300/h8300.h (CAN_DEBUG_WITHOUT_FP): Remove.
2008 * config/i386/i386.c (ix86_option_optimization): Change to
2009 ix86_option_optimization_table.
2010 (TARGET_OPTION_OPTIMIZATION): Change to
2011 TARGET_OPTION_OPTIMIZATION_TABLE.
2012 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define
2013 as initializer.
2014 * config/ia64/ia64.c (ia64_option_optimization): Change to
2015 ia64_option_optimization_table.
2016 (TARGET_OPTION_OPTIMIZATION): Change to
2017 TARGET_OPTION_OPTIMIZATION_TABLE.
2018 * config/ia64/ia64.h (CAN_DEBUG_WITHOUT_FP): Remove.
2019 * config/ia64/vms.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define as
2020 initializer.
2021 * config/iq2000/iq2000.c (iq2000_option_optimization_table,
2022 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2023 * config/iq2000/iq2000.h (CAN_DEBUG_WITHOUT_FP): Remove.
2024 * config/lm32/lm32.c (lm32_option_optimization_table,
2025 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2026 * config/lm32/lm32.h (CAN_DEBUG_WITHOUT_FP): Remove.
2027 * config/m32r/m32r.c (m32r_option_optimization): Change to
2028 m32r_option_optimization_table.
2029 (TARGET_OPTION_OPTIMIZATION): Change to
2030 TARGET_OPTION_OPTIMIZATION_TABLE.
2031 * config/m32r/m32r.h (SUBTARGET_OPTIMIZATION_OPTIONS,
2032 CAN_DEBUG_WITHOUT_FP): Remove.
2033 * config/mcore/mcore.c (mcore_option_optimization): Change to
2034 mcore_option_optimization_table.
2035 (TARGET_OPTION_OPTIMIZATION): Change to
2036 TARGET_OPTION_OPTIMIZATION_TABLE.
2037 * config/mep/mep.c (mep_option_optimization): Change to
2038 mep_option_optimization_table.
2039 (TARGET_OPTION_OPTIMIZATION): Change to
2040 TARGET_OPTION_OPTIMIZATION_TABLE.
2041 * config/mep/mep.h (CAN_DEBUG_WITHOUT_FP): Remove.
2042 * config/microblaze/microblaze.c
2043 (microblaze_option_optimization_table,
2044 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2045 * config/microblaze/microblaze.h (CAN_DEBUG_WITHOUT_FP): Remove.
2046 * config/mips/mips.c (mips_option_optimization_table,
2047 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2048 * config/mips/mips.h (CAN_DEBUG_WITHOUT_FP): Remove.
2049 * config/mmix/mmix.c (mmix_option_optimization): Change to
2050 mmix_option_optimization_table.
2051 (TARGET_OPTION_OPTIMIZATION): Change to
2052 TARGET_OPTION_OPTIMIZATION_TABLE.
2053 * config/mmix/mmix.h (CAN_DEBUG_WITHOUT_FP): Remove.
2054 * config/mn10300/mn10300.c (mn10300_option_optimization_table,
2055 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2056 * config/mn10300/mn10300.h (CAN_DEBUG_WITHOUT_FP): Remove.
2057 * config/pa/pa.c (pa_option_optimization_table,
2058 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2059 * config/pa/pa.h (CAN_DEBUG_WITHOUT_FP): Remove.
2060 * config/pdp11/pdp11.c (pdp11_option_optimization): Change to
2061 pdp11_option_optimization_table.
2062 (TARGET_OPTION_OPTIMIZATION): Change to
2063 TARGET_OPTION_OPTIMIZATION_TABLE.
2064 * config/picochip/picochip.c (picochip_option_optimization_table,
2065 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2066 * config/picochip/picochip.h (CAN_DEBUG_WITHOUT_FP): Remove.
2067 * config/rs6000/rs6000.c (rs6000_option_optimization_table,
2068 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2069 * config/rs6000/rs6000.h (CAN_DEBUG_WITHOUT_FP): Remove.
2070 * config/rx/rx.c (rx_option_optimization_table,
2071 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2072 * config/rx/rx.h (CAN_DEBUG_WITHOUT_FP): Remove.
2073 * config/s390/s390.c (s390_option_optimization): Change to
2074 s390_option_optimization_table.
2075 (s390_option_override): Update comment.
2076 (TARGET_OPTION_OPTIMIZATION): Change to
2077 TARGET_OPTION_OPTIMIZATION_TABLE.
2078 * config/s390/s390.h (CAN_DEBUG_WITHOUT_FP): Remove.
2079 * config/score/score.c (score_option_optimization_table,
2080 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2081 * config/score/score.h (CAN_DEBUG_WITHOUT_FP): Remove.
2082 * config/sh/sh.c (sh_option_optimization): Change to
2083 sh_option_optimization_table.
2084 (TARGET_OPTION_OPTIMIZATION): Change to
2085 TARGET_OPTION_OPTIMIZATION_TABLE.
2086 (sh_option_override): Set MASK_SAVE_ALL_TARGET_REGS here.
2087 (sh_option_override, expand_block_move, multcosts, find_barrier,
2088 barrier_align): Use optimize_size instead of TARGET_SMALLCODE.
2089 * config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Remove.
2090 (LOOP_ALIGN, TRAMPOLINE_ALIGNMENT, MOVE_BY_PIECES_P,
2091 STORE_BY_PIECES_P, SH_DYNAMIC_SHIFT_COST): Use optimize_size
2092 instead of TARGET_SMALLCODE.
2093 * config/sh/sh.opt (mspace): Make into an alias for -Os.
2094 * config/sparc/sparc.c (sparc_option_optimization_table,
2095 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2096 * config/sparc/sparc.h (CAN_DEBUG_WITHOUT_FP): Remove.
2097 * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
2098 TARGET_OPTION_OPTIMIZATION_TABLE): New.
2099 * config/stormy16/stormy16.h (CAN_DEBUG_WITHOUT_FP): Remove.
2100 * config/v850/v850.c (v850_option_optimization): Change to
2101 v850_option_optimization_table.
2102 (TARGET_OPTION_OPTIMIZATION): Change to
2103 TARGET_OPTION_OPTIMIZATION_TABLE.
2104 * config/v850/v850.h (CAN_DEBUG_WITHOUT_FP): Remove.
2105 * config/xtensa/xtensa.c (xtensa_option_optimization): Change to
2106 xtensa_option_optimization_table.
2107 (TARGET_OPTION_OPTIMIZATION): Change to
2108 TARGET_OPTION_OPTIMIZATION_TABLE.
2109 * config/xtensa/xtensa.h (CAN_DEBUG_WITHOUT_FP): Remove.
2110
2111 2010-10-21 Iain Sandoe <iains@gcc.gnu.org>
2112
2113 Based on the CFString implementation in FSF apple/trunk branch.
2114
2115 * target.def (objc_construct_string): New Hook.
2116 * doc/tm.texi (objc_construct_string): Document.
2117 * doc/tm.texi.in (TARGET_OBJC_CONSTRUCT_STRING): New.
2118 * config/t-darwin: Amend build rules for darwin.o.
2119 * config/darwin.opt: Add cfstrings flags.
2120 * config/darwin-c.c: Define __CONSTANT_CFSTRINGS__.
2121 (darwin_objc_construct_string): New.
2122 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Define.
2123 * config/i386/i386.c (ix86_init_builtins): Add SUBTARGET_INIT_BUILTINS.
2124 * config/darwin-protos.h (darwin_init_cfstring_builtins): New prototype.
2125 (darwin_fold_builtin): Likewise.
2126 (darwin_build_constant_cfstring): Likewise.
2127 (darwin_objc_construct_string): Likewise.
2128 (darwin_cfstring_p): Likewise.
2129 (darwin_enter_string_into_cfstring_table): Likewise.
2130 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS) Update for CFString.
2131 * config/darwin.c (darwin_running_cxx): New var.
2132 (machopic_select_section): Return cfstring_constant_object_section.
2133 (darwin_override_options): Set darwin_running_cxx.
2134 (add_builtin_field_decl): New.
2135 (darwin_init_cfstring_builtins): New.
2136 (darwin_build_constant_cfstring): New.
2137 (darwin_fold_builtin): New.
2138 (cfstring_hash): New.
2139 (cfstring_eq): New.
2140 (darwin_enter_string_into_cfstring_table): New.
2141 * config/darwin-sections.def (cfstring_constant_object_section): New.
2142 * config/darwin.h (TARGET_FOLD_BUILTIN): Define.
2143 (TARGET_OBJC_CONSTRUCT_STRING): Define.
2144
2145 2010-10-21 Nathan Froyd <froydnj@codesourcery.com>
2146
2147 * config/alpha/alpha.c (alpha_build_builtin_va_list): Use
2148 TYPE_STUB_DECL instead of TREE_CHAIN.
2149 * config/i386/i386.c (ix86_build_builtin_va_list_abi): Likewise.
2150 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Likewise.
2151 * config/s390/s390.c (s390_build_builtin_va_list): Likewise.
2152 * config/sh/sh.c (sh_build_builtin_va_list): Likewise.
2153 * config/spu/spu.c (spu_build_builtin_va_list): Likewise.
2154 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list):
2155 Likewise.
2156 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Likewise.
2157
2158 2010-10-22 Jie Zhang <jie@codesourcery.com>
2159
2160 * expr.c (emit_group_load_1): Update calls to extract_bit_field.
2161 (copy_blkmode_from_reg): Likewise.
2162 (read_complex_part): Likewise.
2163 (expand_expr_real_1): Calculate packedp and pass it to
2164 extract_bit_field.
2165 * expr.h (extract_bit_field): Update declaration.
2166 * calls.c (store_unaligned_arguments_into_pseudos): Update call
2167 to extract_bit_field.
2168 * expmed.c (extract_fixed_bit_field): Update calls to
2169 extract_fixed_bit_field.
2170 (store_split_bit_field): Likewise.
2171 (extract_bit_field_1): Add new argument packedp.
2172 (extract_bit_field): Add new argument packedp.
2173 (extract_fixed_bit_field): Add new argument packedp and let
2174 packed attribute override volatile.
2175 * stmt.c (expand_return): Update call to extract_bit_field.
2176
2177 2010-10-21 Nathan Froyd <froydnj@codesourcery.com>
2178
2179 * config/spu/spu.c (spu_function_arg): Dereference CUM parameter.
2180
2181 2010-10-21 Nathan Froyd <froydnj@codesourcery.com>
2182
2183 * ddg.c (add_cross_iteration_register_deps): Call gcc_assert instead
2184 of gcc_checking_assert.
2185 * sel-sched.c (code_motion_process_successors): Likewise.
2186
2187 2010-10-21 Eric Botcazou <ebotcazou@adacore.com>
2188
2189 * cfgcleanup.c (try_forward_edges): Do not throw away previous steps
2190 when stopping because of a different locus on edge or insn.
2191 (try_optimize_cfg): Add comment.
2192 * cfgrtl.c (rtl_merge_blocks): Tweak log message. If the destination
2193 block is a forwarder block, propagate locus on the edge.
2194 (cfg_layout_merge_blocks): Likewise.
2195
2196 2010-10-21 Uros Bizjak <ubizjak@gmail.com>
2197
2198 PR target/45946
2199 * config/i386/i386.md (*pushti2): New insn pattern.
2200 (pushti2 splitter): New insn splitter.
2201 (*push<mode>2): Macroize insn pattern from *push{di,ti}2 using
2202 DWI mode iterator.
2203
2204 2010-10-21 Paul Koning <ni1d@arrl.net>
2205
2206 * config/pdp11/pdp11-protos.md (arith_operand,
2207 const_immediate_operand, expand_shift_operand,
2208 immediate15_operand): Delete
2209 * config/pdp11/pdp11.c: Ditto.
2210 * config/pdp11/pdp11.h (REG_CLASS_FROM_LETTER,
2211 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2212 EXTRA_CONSTRAINT): Delete.
2213 * config/pdp11/pdp11.md (various): Use standard constraints
2214 instead of removed ones.
2215 * config/pdp11/constraints.md: New file.
2216 * config/pdp11/predicates.md: New file.
2217
2218 2010-10-21 Bingfeng Mei <bmei@broadcom.com>
2219
2220 PR c/45834
2221 * alias.c (true_dependence_1): Remove obsolete check for QImode.
2222 (may_alias_p): Ditto.
2223
2224 2010-10-21 Martin Jambor <mjambor@suse.cz>
2225
2226 PR tree-optimization/45875
2227 * tree.c (get_binfo_at_offset): Remove initial zero offset test.
2228
2229 2010-10-21 Nathan Froyd <froydnj@codesourcery.com>
2230
2231 * tree-into-ssa.c (rewrite_update_enter_block): Remove unused
2232 variables.
2233 (create_new_def_for): Likewise.
2234
2235 2010-10-21 Nick Clifton <nickc@redhat.com>
2236
2237 * config/mn10300/mn10300.c: Fold code to 80-character width.
2238 Replace GET_CODE (foo) == REG with REG_P (foo). Likewise for
2239 MEM, CONST_INT and CONST_DOUBLE.
2240 (targetm): Move initialization to end of file.
2241 (print_operand): Rename to mn10300_print_operand.
2242 (print_operand_address): Rename to mn10300_print_operand_address.
2243 (can_use_return_insn): Rename to mn10300_can_use_return_insn.
2244 (expand_prologue): Rename to mn10300_expand_prologue.
2245 (expand_epilogue): Rename to mn10300_expand_epilogue.
2246 (initial_offset): Rename to mn10300_initial_offset.
2247 (function_arg): Rename to mn10300_function_arg.
2248 (mask_ok_for_mem_btst): Rename to mn10300_mask_ok_for_mem_btst.
2249 (symbolic_operand): Rename to mn10300_symbolic_operand.
2250 (legitimize_pic_address): Rename to mn10300_legitimize_pic_address.
2251 (legitimate_pic_operand_p): Rename to mn10300_legitimate_pic_operand_p.
2252 * config/mn10300/mn10300-protos.h: Update prototypes.
2253 * config/mn10300/mn10300.h: Fold code to 80-character width.
2254 Replace GET_CODE (foo) == REG with REG_P (foo). Likewise for
2255 MEM, CONST_INT and CONST_DOUBLE.
2256 (CPP_SPEC): Move to...
2257 (TARGET_CPU_CPP_BUILTINS): ... here.
2258 * config/mn10300/mn10300.md: Fold code to 80-character width.
2259 Replace GET_CODE (foo) == REG with REG_P (foo). Likewise for
2260 MEM, CONST_INT and CONST_DOUBLE.
2261
2262 2010-10-21 Ira Rosen <irar@il.ibm.com>
2263
2264 PR tree-optimization/46049
2265 PR tree-optimization/46052
2266 * tree-vectorizer.h (enum stmt_vec_info_type): Add new value for shift.
2267 (vect_get_slp_defs): Add arguments.
2268 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass scalar
2269 operands to vect_get_slp_defs.
2270 (vectorizable_reduction): Fix comment, pass scalar operands to
2271 vect_get_slp_defs.
2272 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use operand's
2273 type to determine number of units in the created vector.
2274 (vect_get_vec_defs): Pass scalar operands to vect_get_slp_defs.
2275 (vectorizable_conversion): Fix comment.
2276 (vectorizable_shift): New function.
2277 (vectorizable_operation): Move code that handles shifts to
2278 vectorizable_shift.
2279 (vectorizable_type_demotion): Fix comment, pass scalar operands to
2280 vect_get_slp_defs.
2281 (vectorizable_type_promotion, vectorizable_store): Likewise.
2282 (vectorizable_condition): Fix comment.
2283 (vect_analyze_stmt): Call vectorizable_shift.
2284 (vect_transform_stmt): Likewise.
2285 * tree-vect-slp.c (vect_get_constant_vectors): Add new argument.
2286 Use it as the operand to create vectors for, except reduction
2287 initial definition and store. Use operands type.
2288 (vect_get_slp_defs): Add new arguments. Pass them to
2289 vect_get_constant_vectors.
2290
2291 2010-10-21 Nathan Froyd <froydnj@codesourcery.com>
2292
2293 * basic-block.h (single_succ_edge): Use gcc_checking_assert.
2294 (single_pred_edge, ei_container, ei_next, ei_prev): Likewise.
2295 * cfghooks.c (fixup_reorder_chain): Likewise.
2296 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
2297 * cgraph.c (cgraph_add_thunk): Likewise.
2298 (cgraph_create_edge_1): Likewise.
2299 (cgraph_create_virtual_clone): Likewise.
2300 * ddg.c (add_cross_iteration_register_deps): Likewise.
2301 * dwarf2out.c (modified_type_die): Likewise.
2302 * emit-rtl.c (set_mem_alias_set): Likewise.
2303 * ggc-zone.c (zone_allocate_marks): Likewise.
2304 * gimple-iterator.c (gsi_move_to_bb_end): Likewise.
2305 * gimple.c (iterative_hash_gimple_type): Likewise.
2306 * graphite-scop-detection.c (create_single_entry_edge): Likewise.
2307 (create_single_exit_edge): Likewise.
2308 * haifa-sched.c (choose_ready): Likewise.
2309 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2310 * passes.c (execute_todo): Likewise.
2311 * sched-ebb.c (begin_schedule_ready): Likewise.
2312 * sel-sched.c (code_motion_process_successors): Likewise.
2313 * tree-call-cdce.c (gen_conditions_for_pow): Likewise.
2314 * tree-cfg-cleanup.c (tree_forwarder_block_p): Likewise.
2315 * tree-flow-inline.h (link_imm_use, move_use_after_head): Likewise.
2316 (phi_arg_index_from_use, phi_ssa_name_p): Likewise.
2317 * tree-into-ssa.c (insert_updated_phi_nodes_for): Likewise.
2318 * tree-ssa-coalesce.c (ssa_conflicts_test_p): Likewise.
2319 (ssa_conflicts_add): Likewise.
2320 * tree-ssa-copy.c (replace_exp): Likewise.
2321 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
2322 * tree-ssa-forwprop.c (simple_gimple_switch): Likewise.
2323 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
2324 * tree-ssa-pre.c (bitmap_value_insert_into_set): Likewise.
2325 (compute_antic): Likewise.
2326 * tree-ssa-ter.c (add_to_partition_kill_list): Likewise.
2327 (add_dependence): Likewise.
2328 (process_replaceable, kill_expr, find_replaceable_exprs): Likewise.
2329 * tree-vrp.c (supports_overflow_infinity): Likewise.
2330 (make_overflow_infinity, negative_overflow_infinity): Likewise.
2331 (avoid_overflow_infinity, register_new_assert_for): Likewise.
2332 (process_assert_insertions_for): Likewise.
2333 * var-tracking.c (dv_is_value_p, dv_as_decl, dv_from_decl): Likewise.
2334 (dv_from_value, variable_union, find_loc_in_1pdv): Likewise.
2335 (intersect_loc_chains, variable_merge_over_cur): Likewise.
2336
2337 2010-10-21 Nathan Froyd <froydnj@codesourcery.com>
2338
2339 * cfgloop.c (flow_loops_find): Call bb_has_abnormal_pred.
2340 * reload1.c (has_nonexceptional_receiver): Likewise.
2341 * tree-into-ssa.c (rewrite_update_enter_block): Likewise.
2342 (create_new_def_for): Likewise.
2343 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2344 (merge_phi_nodes): Likewise.
2345 (has_abnormal_incoming_edge_p): Delete.
2346
2347 2010-10-21 H.J. Lu <hongjiu.lu@intel.com>
2348
2349 * config/i386/sse.md (ssescalarmodesuffix): Add V8SI and V4DI.
2350
2351 2010-10-21 Richard Guenther <rguenther@suse.de>
2352 Michael Matz <matz@suse.de>
2353
2354 PR tree-optimization/45764
2355 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
2356 Adjust initial misalignment for negative DR_STEP.
2357 (vect_find_same_alignment_drs): Two DRs with different DR_STEP
2358 do not have the same alignment over the whole iteration domain.
2359
2360 2010-10-21 Richard Guenther <rguenther@suse.de>
2361
2362 PR tree-optimization/46111
2363 * tree-parloops.c (take_address_of): Re-organize for MEM_REF.
2364
2365 2010-10-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2366
2367 * config/s390/s390.md (*xordi3_cc): Mark xgrk as z196 only.
2368
2369 2010-10-21 Tristan Gingold <gingold@adacore.com>
2370
2371 * config/vms/vms-crtl.h (CRTL_NAMES): Add new translations.
2372 * config/vms/vms-crtl-64.h (CRTL_NAMES): Ditto.
2373
2374 2010-10-21 Tristan Gingold <gingold@adacore.com>
2375
2376 * config/alpha/vms-unwind.h (alpha_vms_fallback_frame_state): Set
2377 signal_frame.
2378 * config/alpha/alpha.c (alpha_function_arg): Adjust call.
2379
2380 2010-10-21 Tristan Gingold <gingold@adacore.com>
2381
2382 * config/ia64/vms64.h (TARGET_DEFAULT): Add MASK_FUSED_MADD.
2383 * config/ia64/vms.h (TARGET_DEFAULT): Ditto.
2384
2385 2010-10-20 Nathan Froyd <froydnj@codesourcery.com>
2386
2387 * basic-block.h (find_fallthru_edge): Define.
2388 * cfgcleanup.c (merge_blocks_move): Use it.
2389 (try_crossjump_bb): Likewise.
2390 * cfglayout.c (fixup_reorder_chains): Likewise.
2391 (fixup_fallthru_exit_predecessor): Likewise.
2392 * cfgrtl.c (rtl_split_edge): Likewise.
2393 (rtl_verify_flow_info): Likewise.
2394 * function.c (thread_prologue_and_epilogue_insns): Likewise.
2395 * gimple-pretty-print.c (dump_implicit_edges): Likewise.
2396 * ifcvt.c (block_fallthru): Likewise.
2397 * reload1.c (fixup_abnormal_edges): Likewise.
2398 * sched-ebb.c (being_schedule_ready): Likewise.
2399 (schedule_ebb): Likwise.
2400 * sched-rgn.c (find_single_block_region): Likewise.
2401 * sel-sched-ir.c (bb_ends_ebb_p): Likewise.
2402 * tree-complex.c (expand_complex_move): Likewise.
2403 * sched-int.h (find_fallthru_edge): Rename to...
2404 (find_fallthru_edge_from): ...this.
2405 * haifa-sched.c (find_fallthru_edge): Rename to...
2406 (find_fallthru_edge_from): ...this. Use new find_fallthru_edge.
2407 (init_before_recovery): Call find_fallthru_edge_from.
2408 * sel-sched-ir.c (merge_fences): Likewise.
2409 * sel-sched.c (in_fallthru_bb_p): Likewise.
2410 (move_cond_jump): Likewise.
2411
2412 2010-10-20 Paul Koning <ni1d@arrl.net>
2413
2414 * config/pdp11/pdp11.md (various): Fix conditions on a number of
2415 insn to check for target 11/40 or higher.
2416
2417 2010-10-20 Nicola Pero <nicola.pero@meta-innovation.com>
2418
2419 * parser.c (c_parser_objc_method_type): Mark inline. Return a
2420 bool instead of a tree.
2421 (c_parser_objc_method_decl): Added bool argument. Updated call to
2422 objc_build_method_signature.
2423 (c_parser_objc_method_definition): Do not call
2424 objc_set_method_type. Updated calls to c_parser_objc_method_type,
2425 c_parser_objc_method_decl and objc_start_method_definition.
2426 (c_parser_objc_methodproto): Do not call objc_set_method_type.
2427 Updated calls to c_parser_objc_method_type,
2428 c_parser_objc_method_decl and objc_add_method_declaration.
2429
2430 2010-10-20 Jakub Jelinek <jakub@redhat.com>
2431
2432 PR tree-optimization/45919
2433 * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Handle flexible
2434 array members.
2435
2436 PR tree-optimization/46066
2437 * tree-parloops.c (create_parallel_loop): Use gsi_last_nondebug_bb
2438 instead of gsi_last_bb.
2439
2440 2010-10-20 DJ Delorie <dj@redhat.com>
2441
2442 * config/m32c/m32c.c (m32c_option_override): Always disable
2443 function-cse in 16-bit mode. Indirect calls are always worse than
2444 direct calls as there is no 16-bit indirect call opcode.
2445 (m32c_override_options_after_change): New, likewise.
2446
2447 2010-10-20 Nathan Froyd <froydnj@codesourcery.com>
2448
2449 * ifcvt.c (noce_emit_cmove): If both of the values are SUBREGs, try
2450 emitting the conditional move in the inner mode of the SUBREG.
2451
2452 2010-10-20 Anatoly Sokolov <aesok@post.ru>
2453
2454 * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS): Remove macros.
2455 * config/ia64/ia64-protos.h (ia64_preferred_reload_class): Remove.
2456 * config/ia64/ia64.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2457 (ia64_preferred_reload_class): Make static. Change rclass argument
2458 and result types from enum reg_class to reg_class_t.
2459
2460 2010-10-20 Pat Haugen <pthaugen@us.ibm.com>
2461
2462 * tree-ssa-ter.c (find_replaceable_in_bb): Allow replacement over
2463 call for single operand expression.
2464
2465 2010-10-20 Eric Botcazou <ebotcazou@adacore.com>
2466
2467 * tree-optimize.c (execute_fixup_cfg): Purge dead abnormal call edges
2468 if there is a call statement to pure or const function in the block.
2469
2470 2010-10-20 Paul Koning <pkoning@equallogic.com>
2471
2472 Fix several build errors for pdp11 target.
2473 * config/pdp11/pdp11.md (*cmpdf): Fix tstd operands.
2474 (cbranchdf4): Conditional on TARGET_FPU.
2475 (movdf): Ditto; correct alternatives check.
2476 (movmemhi): Fix predicate and constraint.
2477 * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Handle 64 bit mode.
2478
2479 2010-10-20 Richard Guenther <rguenther@suse.de>
2480
2481 PR lto/45667
2482 * lto-streamer-out.c (output_gimple_stmt): Fix typo.
2483 * tree-cfg.c (verify_gimple_call): Properly get the call fndecl.
2484 (verify_gimple_assign_single): Disable ADDR_EXPR type check
2485 when in LTO.
2486
2487 2010-10-20 Vladimir Makarov <vmakarov@redhat.com>
2488
2489 PR fortran/42169
2490 * ira-emit.c (store_can_be_removed_p): Return false instead of
2491 gcc_unreachable.
2492
2493 2010-10-20 Dmitry Melnik <dm@ispras.ru>
2494
2495 * fold-const.c (fold_binary_loc): New transformation.
2496
2497 2010-10-20 H.J. Lu <hongjiu.lu@intel.com>
2498
2499 PR target/46085
2500 * config/i386/sse.md (reduc_splus_v8sf): Updated.
2501 (reduc_splus_v4df): Likewise.
2502
2503 2010-10-20 Richard Guenther <rguenther@suse.de>
2504
2505 PR tree-optimization/45860
2506 * tree-ssa-phiopt.c (cond_store_replacement): Do not do
2507 conditional store replacement for non-register type stores.
2508
2509 2010-10-20 Eric Botcazou <ebotcazou@adacore.com>
2510
2511 * stor-layout.c (skip_simple_constant_arithmetic): New function.
2512 (self_referential_size): Use it instead of skip_simple_arithmetic.
2513
2514 2010-10-20 Olivier Hainque <hainque@adacore.com>
2515
2516 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p):
2517 If the current function calls eh_return, claim live all registers
2518 that we need to check for liveness otherwise.
2519
2520 2010-10-20 Nicola Pero <nicola.pero@meta-innovation.com>
2521
2522 * c-decl.c (c_write_global_declarations): Call
2523 objc_write_global_declarations when compiling Objective-C.
2524 * c-lang.c (finish_file): Removed.
2525
2526 2010-10-19 DJ Delorie <dj@redhat.com>
2527
2528 * doc/tm.texi.in (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): New.
2529 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Change to hook.
2530 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Likewise.
2531 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Likewise.
2532 * doc/tm.texi: Regenerate.
2533 * targhooks.h (default_label_align_after_barrier_max_skip,
2534 default_loop_align_max_skip, default_label_align_max_skip,
2535 default_jump_align_max_skip): Declare.
2536 * target.def (label_align_after_barrier_max_skip): New.
2537 (loop_align_max_skip): New.
2538 (label_align_max_skip): New.
2539 (jump_align_max_skip): New.
2540 * system.h (poison): Add those macros to the list.
2541 * final.c (LABEL_ALIGN_MAX_SKIP): Remove.
2542 (LOOP_ALIGN_MAX_SKIP): Remove.
2543 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Remove.
2544 (JUMP_ALIGN_MAX_SKIP): Remove.
2545 (default_label_align_after_barrier_max_skip): New.
2546 (default_loop_align_max_skip): New.
2547 (default_label_align_max_skip): New.
2548 (default_jump_align_max_skip): New.
2549 (compute_alignments): Use the new hooks.
2550 (shorten_branches): Likewise.
2551
2552 2010-10-19 Richard Henderson <rth@redhat.com>
2553
2554 * config/i386/i386.c (bdesc_multi_arg): Use fma4i_fmadd_<mode>.
2555 * config/i386/sse.md (fma<mode>4): Enable for FMA & SSE_MATH.
2556 (fma4i_fmadd_<mode>): New.
2557 (*split_fma, *split_fms, *split_fnma, *split_fnms): Rename from
2558 fma4_fm*_<mode> and adjust to be pre-reload splitters to the
2559 standard fma patterns.
2560 (fmaddsub_<mode>): Rename from fma4i_fmaddsub_<mode> and
2561 enable for FMA.
2562 (*fma_fmadd_<mode>, *fma_fmsub_<mode>): New.
2563 (*fma_fmadd_<mode>, *fma_fmsub_<mode>): New.
2564 (*fma_fmaddsub_<mode>, *fma_fmsubadd_<mode>): New.
2565
2566 2010-10-19 Paul Koning <pkoning@equallogic.com>
2567
2568 * lower-subreg.c (resolve_shift_zext): Delete conditional code for
2569 WORDS_BIG_ENDIAN != BYTES_BIG_ENDIAN.
2570
2571 2010-10-19 Richard Henderson <rth@redhat.com>
2572
2573 * config/ia64/ia64.md (fmasf4, *fmssf4, *nfmasf4): New.
2574 (fmadf4, *fmsdf4, *nfmadf4): New.
2575 (fmaxf4, *fmsxf4, *nfmaxf4): New.
2576
2577 2010-10-19 Michael Eager <eager@eagercon.com>
2578
2579 * config/microblaze/microblaze.c (TARGET_EXCEPT_UNWIND_INFO):
2580 Use sjlj unwind info for exceptions.
2581
2582 2010-10-19 Francois-Xavier Coudert<fxcoudert@gcc.gnu.org>
2583
2584 PR fortran/43414
2585 * dwarf2out.c (add_calling_convention_attribute): Flag main
2586 Fortran subroutine with DW_AT_main_subprogram.
2587
2588 2010-10-19 Nick Clifton <nickc@redhat.com>
2589
2590 * config/rx/rx.c (rx_function_value): Small integer types are
2591 promoted to SImode.
2592 (rx_promote_function_mode): New function.
2593 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2594
2595 2010-10-19 Nick Clifton <nickc@redhat.com>
2596
2597 * config/mep/mep.c (mep_print_operand): Use
2598 targetm.strip_name_encoding.
2599 (mep_output_aligned_common): Likewise.
2600
2601 2010-10-19 Basile Starynkevitch <basile@starynkevitch.net>
2602
2603 * gengtype.c (new_structure): Remove ad-hoc "location_s" processing.
2604
2605 2010-10-18 Richard Henderson <rth@redhat.com>
2606
2607 * simplify-rtx.c (simplify_ternary_operation) [FMA]: Simplify
2608 (fma (neg a) (neg b) c) and (fma a (neg b) c).
2609
2610 2010-10-18 Richard Henderson <rth@redhat.com>
2611
2612 * config/i386/i386.c (IX86_BUILTIN_VFMSUBSS, IX86_BUILTIN_VFMSUBSD,
2613 IX86_BUILTIN_VFMSUBPS, IX86_BUILTIN_VFMSUBPD,
2614 IX86_BUILTIN_VFMSUBADDPS, IX86_BUILTIN_VFMSUBADDPD,
2615 IX86_BUILTIN_VFNMADDSS, IX86_BUILTIN_VFNMADDSD,
2616 IX86_BUILTIN_VFNMADDPS, IX86_BUILTIN_VFNMADDPD,
2617 IX86_BUILTIN_VFNMSUBSS, IX86_BUILTIN_VFNMSUBSD,
2618 IX86_BUILTIN_VFNMSUBPS, IX86_BUILTIN_VFNMSUBPD,
2619 IX86_BUILTIN_VFMSUBADDPS256, IX86_BUILTIN_VFMSUBADDPD256,
2620 IX86_BUILTIN_VFNMADDPS256, IX86_BUILTIN_VFNMADDPD256,
2621 IX86_BUILTIN_VFNMSUBPS256, IX86_BUILTIN_VFNMSUBPD256): Remove.
2622 (bdesc_multi_arg): Remove the corresponding builtins.
2623 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Remove.
2624 (UNSPEC_FMA4_FMSUBADD): Remove.
2625 (UNSPEC_FMADDSUB): Rename from UNSPEC_FMA4_FMADDSUB.
2626 * config/i386/sse.md (FMA4MODEF4): Remove.
2627 (FMAMODE): Add.
2628 (fma<mode>4): New expander.
2629 (*fma4i_fmadd_<mode>): Macroize from fma4i_fmadd<mode>4 patterns,
2630 and use FMA rtx code instead of UNSPEC_FMA4_INTRINSIC.
2631 (*fma4i_fmsub_<mode>): Similarly.
2632 (*fma4i_fnmadd_<mode>): Similarly.
2633 (*fma4i_fnmsub_<mode>): Similarly.
2634 (fma4i_vmfmadd_<mode>): Scalar patterns zero-extend, not merge
2635 with the first operand.
2636 (fma4i_fmaddsub_<mode>): Represent with UNSPEC_FMADDSUB instead
2637 of explicit arithmetic. Macroize with AVXMODEF2P.
2638 (*fma4i_fmsubadd_<mode>): Represent with UNSPEC_FMADDSUB + NEG.
2639 (xop_frcz<mode>2): Macroize with FMAMODE.
2640 (xop_vmfrcz<mode>2): Scalar patterns zero-extend, not merge with
2641 the first operand.
2642 * config/i386/fma4intrin.h (_mm_msub_ps): Use vfmadd intrinsic with
2643 extra negations.
2644 (_mm_msub_pd, _mm_msub_ss, _mm_msub_sd): Likewise.
2645 (_mm_nmacc_ps, _mm_nmacc_pd, _mm_nmacc_ss, _mm_nmacc_sd): Likewise.
2646 (_mm_nmsub_ps, _mm_nmsub_pd, _mm_nmsub_ss, _mm_nmsub_sd): Likewise.
2647 (_mm256_msub_ps, _mm256_msub_pd): Likewise.
2648 (_mm256_nmacc_ps, _mm256_nmacc_pd): Likewise.
2649 (_mm256_nmsub_ps, _mm256_nmsub_pd): Likewise.
2650 (_mm_msubadd_ps): Use vfmaddsub intrinsic with extra negation.
2651 (_mm_msubadd_pd, _mm256_msubadd_ps, _mm256_msubadd_pd): Likewise.
2652
2653 2010-10-18 Bernd Schmidt <bernds@codesourcery.com>
2654
2655 PR rtl-optimization/45966
2656 * combine.c (try_combine): If added_sets_2, deal with the case
2657 where i0 feeds i1 and i1 feeds i2.
2658
2659 2010-10-18 Jan Hubicka <jh@suse.cz>
2660
2661 * ipa.c (cgraph_externally_visible_p): Handle externally visible and
2662 preserve flags before trying to guess on visibility.
2663 (varpool_externally_visible_p): New function.
2664 (function_and_variable_visibility): Use it.
2665
2666 2010-10-18 Nicola Pero <nicola.pero@meta-innovation.com>
2667
2668 Implemented parsing @synthesize and @dynamic for Objective-C.
2669 * c-parser.c (c_parser_external_declaration): Recognize
2670 RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
2671 (c_parser_objc_at_synthesize_declaration): New.
2672 (c_parser_objc_at_dynamic_declaration): New.
2673
2674 2010-10-18 Nicola Pero <nicola.pero@meta-innovation.com>
2675
2676 * c-parser.c (c_parser_objc_class_declaration): After finding an
2677 error, parse the whole declaration then reset parser->error.
2678
2679 2010-10-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2680
2681 PR target/46041
2682 * tree.h (mode_has_fma): Delete, move to c-cppbuiltins.c.
2683 * builtins.c (mode_has_fma): Ditto.
2684
2685 2010-10-18 Steve Ellcey <sje@cup.hp.com>
2686
2687 PR target/36898
2688 PR middle-end/43760
2689 * config/ia64/ia64.c (rws_access_regno): Remove predicate check.
2690
2691 2010-10-18 Joseph Myers <joseph@codesourcery.com>
2692
2693 * config/i386/i386.c (ix86_option_override_internal): Define and
2694 use USE_X86_64_FRAME_POINTER for 64-bit flag_omit_frame_pointer
2695 default.
2696 * config/i386/sol2-10.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2697 (USE_IX86_FRAME_POINTER, USE_X86_64_FRAME_POINTER): Define.
2698
2699 2010-10-18 Nicola Pero <nicola.pero@meta-innovation.com>
2700
2701 Merge from 'apple/trunk' branch on FSF servers.
2702 * c-parser.c (c_parser_objc_type_name): Adapted to new parser the
2703 following Objective-C change:
2704
2705 2005-10-10 Fariborz Jahanian <fjahanian@apple.com>
2706
2707 Radar 4301047
2708 * c-parse.in (objc_quals): Build objc qualifier list same way
2709 as gcc-3.3
2710
2711 2010-10-18 Jan Hubicka <jh@suse.cz>
2712
2713 * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p,
2714 function_and_variable_visibility): Revert accidental commit.
2715
2716 2010-10-18 Nicola Pero <nicola.pero@meta-innovation.com>
2717
2718 Merge from 'apple/trunk' branch on FSF servers.
2719 * c-parser.c (c_parser_typeof_specifier): Adapted to new parser
2720 the following Objective-C change:
2721
2722 2005-10-07 Fariborz Jahanian <fjahanian@apple.com>
2723
2724 Radar 4204796
2725 * c-parse.in (typespec_nonreserved_nonattr): Remove volatile from
2726 'volatilized' type used in a typeof operator.
2727
2728 2010-10-18 Eric Botcazou <ebotcazou@adacore.com>
2729
2730 * tree-flow.h (gimple_purge_all_dead_abnormal_call_edges): Declare.
2731 * tree-cfg.c (gimple_purge_dead_abnormal_call_edges): Move around and
2732 rewrite modelled on gimple_purge_dead_eh_edges.
2733 (gimple_purge_all_dead_abnormal_call_edges): New function.
2734 * tree-inline.c (expand_call_inline): Call gimple_purge_dead_eh_edges
2735 directly instead of through gimple_purge_dead_abnormal_call_edges.
2736 * tree-ssa-pre.c (need_ab_cleanup): New static variable.
2737 (eliminate): Set bit in need_ab_cleanup for the basic block if we have
2738 removed AB side-effects from one of its statements.
2739 (init_pre): Initialize need_ab_cleanup.
2740 (fini_pre): Purge dead abnormal call edges and clean up the CFG if bits
2741 are set in need_ab_cleanup. Free need_ab_cleanup afterward.
2742
2743 2010-10-18 Jakub Jelinek <jakub@redhat.com>
2744
2745 PR c/46015
2746 * c-parser.c (c_parser_statement_after_labels): Call mark_exp_read
2747 on computed goto argument.
2748
2749 2010-10-18 Richard Guenther <rguenther@suse.de>
2750
2751 PR tree-optimization/45967
2752 * tree-ssa-structalias.c (type_could_have_pointers): Remove.
2753 (could_have_pointers): Likewise.
2754 (handle_rhs_call, handle_const_call, handle_pure_call,
2755 find_func_aliases, intra_create_variable_infos): Remove calls to them.
2756 (struct fieldoff): Add must_have_pointers field.
2757 (type_must_have_pointers): New function.
2758 (field_must_have_pointers): Likewise.
2759 (push_fields_onto_fieldstack): Remove must_have_pointers_p argument.
2760 Adjust field merging.
2761 (create_function_info_for): May-have-pointers of varinfo is
2762 almost always true.
2763 (create_variable_info_for_1): Likewise.
2764
2765 2010-10-18 Tejas Belagod <tejas.belagod@arm.com>
2766
2767 * config/arm/neon.md (neon_move_hi_quad_<mode>): Fix the order
2768 of operands to vec_concat.
2769
2770 2010-10-18 Richard Guenther <rguenther@suse.de>
2771
2772 PR lto/44950
2773 * tree.c (free_lang_data_in_decl): As we clear TYPE_METHODS
2774 also clear references to entries of it.
2775
2776 2010-10-18 Andi Kleen <ak@linux.intel.com>
2777
2778 PR other/43448
2779 * gccbug.in: Remove.
2780 * Makefile.in (GCCBUG_INSTALL_NAME, gccbug): Remove
2781 (doc, distclean, install-common): Remove reference to gccbug.
2782 * configure: Regenerate.
2783 * configure.ac (all_outputs): Remove gccbug.
2784 * doc/configfiles.texi: Remove references to gccbug.
2785 * doc/sourcebuild.texi: Dito.
2786
2787 2010-10-18 Jakub Jelinek <jakub@redhat.com>
2788
2789 PR middle-end/46019
2790 * fold-const.c (fold_binary_loc): If integer_pow2p has
2791 TREE_INT_CST_LOW zero, look at TREE_INT_CST_HIGH.
2792
2793 2010-10-18 Basile Starynkevitch <basile@starynkevitch.net>
2794 Jeremie Salvucci <jeremie.salvucci@free.fr>
2795
2796 * gengtype.c (verbosity_level): Add variable.
2797 (set_gc_used): Count variables for verbosity.
2798 (close_output_files): Backing up files, counting written ones
2799 verbosily.
2800 (write_types): Count emitted functions for verbosity. Added
2801 debug messages.
2802 (write_enum_defn): Count structures for verbosity. Added debug
2803 messages.
2804 (gengtype_long_options): Add "verbose" & "backupdir".
2805 (print_usage): Ditto.
2806 (main): Verbose display of parsed files.
2807
2808 * gengtype.h (verbosity_level): Add declaration.
2809
2810 2010-10-18 Basile Starynkevitch <basile@starynkevitch.net>
2811
2812 * gengtype.c (parse_program_options): Add allocation of
2813 plugin_files, and correct test on nb_plugin_files.
2814
2815 2010-10-17 Nicola Pero <nicola.pero@meta-innovation.com>
2816
2817 Merge from 'apple/trunk' branch on FSF servers.
2818
2819 2006-03-27 Fariborz Jahanian <fjahanian@apple.com>
2820
2821 Radar 4133425
2822 * c-decl.c (undeclared_variable): Issue diagnostic on
2823 private 'ivar' access.
2824
2825 2010-10-17 Uros Bizjak <ubizjak@gmail.com>
2826
2827 PR target/46051
2828 * config/i386/sse.md (vec_interleave_highv4df): Fix third RTX of
2829 generated sequence to match *avx_vperm2f128<mode>_nozero.
2830 (vec_interleave_lowv4df): Ditto.
2831 (vec_interleave_highv8sf): Ditto.
2832 (vec_interleave_lowv8sf): Ditto.
2833
2834 2010-10-17 Kai Tietz <kai.tietz@onevision.com>
2835
2836 * libgcov.c (create_file_directory): Enable it for win32 case.
2837 (gcov_exit): De-couple GCOV_PREFIX and GCOV_PREFIX_STRIP.
2838 * doc/gcov.texi (GCOV_PREFIX): Adjusted.
2839 (GCOV_PREFIX_SKIP): Likewise.
2840
2841 2010-10-17 Nicola Pero <nicola.pero@meta-innovation.com>
2842
2843 * doc/objc.texi (GNU Objective-C runtime API): New section.
2844 (Modern GNU Objective-C runtime API): New section.
2845 (Traditional GNU Objective-C runtime API): New section.
2846 (Executing code before main): Mention that this section is
2847 specific to the GNU Objective-C runtime.
2848 (Garbage Collection): Same.
2849
2850 2010-10-17 Uros Bizjak <ubizjak@gmail.com>
2851
2852 * c-parser.c (c_parser_for_statement): Move initialization of
2853 cond and incr before if.
2854
2855 2010-10-17 Anatoly Sokolov <aesok@post.ru>
2856
2857 * target.def (preferred_output_reload_class): New hook.
2858 * doc/tm.texi.in (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Document.
2859 * doc/tm.texi: Regenerate.
2860 * targhooks.c (default_preferred_output_reload_class): New function.
2861 * targhooks.h (default_preferred_output_reload_class): Declare.
2862 * reload.c (find_dummy_reload): Change rclass argument type from
2863 enum reg_class to reg_class_t. Change this_alternative array type
2864 from enum reg_class to reg_class_t.
2865 Use TARGET_PREFERRED_OUTPUT_RELOAD_CLASS target hook.
2866 (push_reload): Change preferred_class variable type to reg_class_t.
2867 Use TARGET_PREFERRED_OUTPUT_RELOAD_CLASS target hook.
2868 * recog.c (reg_fits_class_p): Change result type to bool. Change cl
2869 argument type from enum reg_class to reg_class_t. Use
2870 HARD_REGISTER_NUM_P predicate.
2871 * recog.h (reg_fits_class_p): Update prototype.
2872
2873 * config/i386/i386.h (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2874 * config/i386/i386-protos.h (ix86_preferred_output_reload_class):
2875 Remove.
2876 * config/i386/i386.c (ix86_preferred_output_reload_class): Make
2877 static. Change regclass argument and result types from enum reg_class
2878 to reg_class_t.
2879 (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2880
2881 2010-10-17 Iain Sandoe <iains@gcc.gnu.org>
2882
2883 * c-parser.c (c_parser_objc_class_instance_variables): Update to use
2884 visibility enum, and handle @package.
2885
2886 2010-10-17 Nicola Pero <nicola.pero@meta-innovation.com>
2887
2888 * doc/objc.texi (What you can and what you cannot do in +load):
2889 Document that sending messages to constant string objects in +load
2890 is not guaranteed to work.
2891
2892 2010-10-16 Jan Hubicka <jh@suse.cz>
2893
2894 PR middle-end/44206
2895 * ipa.c (cgraph_remove_unreachable_nodes): Cleanup; check
2896 existence of refrences before removing the function.
2897
2898 2010-10-16 Jan Hubicka <jh@suse.cz>
2899
2900 * cgraph.c (dump_cgraph_node): Dump same_comdat_group,
2901 only_called_at_startup and only_called_at_exit.
2902 (cgraph_propagate_frequency): Compute only_called_at_startup and
2903 only_called_at_exit.
2904 * cgraph.h (struct cgraph_node): New fileds only_called_at_startup and
2905 only_called_at_exit.
2906 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream the new
2907 flags.
2908 * predict.c (compute_function_frequency): Initialize the new flags.
2909
2910 2010-10-16 Eric Botcazou <ebotcazou@adacore.com>
2911
2912 * gimplify.c (gimplify_type_sizes) <ARRAY_TYPE>: If the type is to be
2913 ignored for debug info purposes, do not clear the DECL_IGNORED_P flag
2914 on the bounds of its domain.
2915 * tree.h (DECL_IGNORED_P): Document effect on TYPE_DECL specifically.
2916
2917 2010-10-16 Anatoly Sokolov <aesok@post.ru>
2918
2919 * config/avr/avr.h (PREFERRED_RELOAD_CLASS): Remove.
2920 * config/avr/avr-protos.h (preferred_reload_class): Remove.
2921 * config/avr/avr.c (preferred_reload_class): Remove.
2922 * config/pa/pa.h (PREFERRED_RELOAD_CLASS): Remove.
2923 * config/pa/pa.c (emit_move_sequence): Update comment
2924 * config/arc/arc.h (PREFERRED_RELOAD_CLASS): Remove.
2925 * config/crx/crx.h (PREFERRED_RELOAD_CLASS): Remove.
2926 * config/fr30/fr30.h (PREFERRED_RELOAD_CLASS): Remove.
2927 * config/frv/frv.h (PREFERRED_RELOAD_CLASS): Remove.
2928 * config/h8300/h8300.h (PREFERRED_RELOAD_CLASS): Remove.
2929 * config/lm32/lm32.h (PREFERRED_RELOAD_CLASS): Remove.
2930 * config/m32r/m32r.h (PREFERRED_RELOAD_CLASS): Remove.
2931 * config/moxie/moxie.h (PREFERRED_RELOAD_CLASS): Remove.
2932 * config/picochip/picochip.h (PREFERRED_RELOAD_CLASS): Remove.
2933 * config/rx/rx.h (PREFERRED_RELOAD_CLASS): Remove.
2934 * config/spu/spu.h (PREFERRED_RELOAD_CLASS): Remove.
2935 * config/v850/v850.h (PREFERRED_RELOAD_CLASS): Remove.
2936 * config/vax/vax.h (PREFERRED_RELOAD_CLASS): Remove.
2937
2938 2010-10-16 Joseph Myers <joseph@codesourcery.com>
2939
2940 * opts.c (set_fast_math_flags,
2941 set_unsafe_math_optimizations_flags): Make static.
2942 * toplev.h (set_fast_math_flags,
2943 set_unsafe_math_optimizations_flags): Remove prototypes.
2944
2945 2010-10-16 Joseph Myers <joseph@codesourcery.com>
2946
2947 * config/arm/arm.c (arm_option_optimization): Set
2948 flag_section_anchors to 1 not 2.
2949 * config/i386/i386.c (ix86_option_override_internal): Check
2950 global_options_set.x_flag_zee and
2951 global_options_set.x_flag_omit_frame_pointer.
2952 (ix86_option_optimization): Don't set flag_omit_frame_pointer and
2953 flag_zee to 2.
2954 * config/i386/sol2-10.h (SUBTARGET_OVERRIDE_OPTIONS): Check
2955 global_options_set.x_flag_omit_frame_pointer.
2956 * config/rs6000/rs6000.c (rs6000_option_init_struct): Set
2957 opts->x_flag_section_anchors to 1 not 2.
2958 * config/sh/sh.c (sh_option_optimization): Don't set
2959 flag_schedule_insns to 2.
2960 (sh_option_override): Check
2961 global_options_set.x_flag_schedule_insns.
2962 * opts.c (finish_options): Check opts_set->x_flag_section_anchors.
2963
2964 2010-10-16 Kai Tietz <kai.tietz@onevision.com>
2965
2966 * configure.ac: Make sure inhibit_libc remains false for mingw targets
2967 as cross.
2968 * configure: Regenerated.
2969
2970 2010-10-15 Xinliang David Li <davidxl@google.com>
2971
2972 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): New
2973 function.
2974 (use_pred_not_overlap_with_undef_path_pred): Outline phi arg pruning
2975 into a recursive function.
2976
2977 2010-10-15 Uros Bizjak <ubizjak@gmail.com>
2978
2979 * config/i386/i386.md (*movdfcc_1_rex64): Correct mode attribute.
2980 (*movdfcc_1): ditto.
2981
2982 2010-10-15 Joseph Myers <joseph@codesourcery.com>
2983
2984 * target.def (target_option.init_struct): New hook.
2985 * doc/tm.texi.in (TARGET_OPTION_INIT_STRUCT): New @hook.
2986 * doc/tm.texi: Regenerate.
2987 * hooks.c (hook_void_gcc_optionsp): New.
2988 * hooks.h (hook_void_gcc_optionsp): Declare.
2989 * langhooks-def.h (lhd_init_options_struct): Remove.
2990 (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define to hook_void_gcc_optionsp.
2991 * langhooks.c (lhd_init_options_struct): Remove.
2992 * opts.c (init_options_struct): Also call
2993 targetm.target_option.init_struct.
2994 * config/i386/i386.c (ix86_option_init_struct,
2995 TARGET_OPTION_INIT_STRUCT): New.
2996 (ix86_option_optimization): Move some settings to
2997 ix86_option_init_struct.
2998 * config/pdp11/pdp11.c (pdp11_option_init_struct,
2999 TARGET_OPTION_INIT_STRUCT): New.
3000 (pdp11_option_optimization): Move some settings to
3001 pdp11_option_init_struct.
3002 * config/rs6000/rs6000.c (rs6000_option_optimization): Replace by
3003 rs6000_option_init_struct. Use options structure pointer.
3004 (TARGET_OPTION_OPTIMIZATION): Replace by TARGET_OPTION_INIT_STRUCT.
3005 * config/s390/s390.c (s390_option_init_struct,
3006 TARGET_OPTION_INIT_STRUCT): New.
3007 (s390_option_optimization): Don't set
3008 flag_asynchronous_unwind_tables here.
3009 * config/sh/sh.c (sh_option_init_struct,
3010 TARGET_OPTION_INIT_STRUCT): New.
3011 (sh_option_optimization): Don't set flag_finite_math_only here.
3012 * config/spu/spu.c (spu_option_optimization): Replace by
3013 spu_option_optimization. Use options structure pointer.
3014 (TARGET_OPTION_OPTIMIZATION): Replace by TARGET_OPTION_INIT_STRUCT.
3015
3016 2010-10-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3017
3018 * doc/md.texi (Standard Names): Add fma@var{m}4 documentation.
3019
3020 * doc/rtl.texi (RTX_TERNARY): Document FMA is ternary. Add
3021 SIGN_EXTRACT and ZERO_EXTRACT which were missing.
3022 (Standard names): Document fma.
3023
3024 * doc/cpp.texi (Common Predefined Macros): Document __FP_FAST_FMA,
3025 __FP_FAST_FMAF, __FP_FAST_FMAL.
3026
3027 * builitns.c (expand_builtin_mathfn_ternary): New function for
3028 expanding ternary math functions, like fma.
3029 (expand_builtin): Call it for the fma builtins.
3030
3031 * simplify-rtx.c (simplify_ternary_operation): Don't simplify FMA
3032 ops at present.
3033
3034 * tree-vect-stmts.c (vectorizable_call): Allow 3 argument
3035 vectorizable functions to support vectorizing fma.
3036
3037 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3038 Handle fma builtins.
3039
3040 * config/rs6000/vsx.md (UNSPEC_VSX_MADD): Delete.
3041 (UNSPEC_VSX_MSUB): Ditto.
3042 (UNSPEC_VSX_NMADD): Ditto.
3043 (UNSPEC_VSX_NMSUB): Ditto.
3044 (vsx_fmadd<mode>4*): Rewrite to use FMA rtl in some cases instead
3045 of UNSPEC. Renumber combiner patterns.
3046 (vsx_fmsub<mode>4*): Ditto.
3047 (vsx_fnmadd<mode>4*): Ditto.
3048 (vsx_fnmsub<mode>4*): Ditto.
3049
3050 * config/rs6000/altivec.md (UNSPEC_VNMSUBFP): Delete.
3051 (altivec_vmaddfp): Rewrite to use FMA rtl if no fused
3052 multiply/add. Rename combiner pattern, and add TARGET_FUSED_MADD test.
3053 (altivec_vmaddfp_1): Ditto.
3054 (altivec_vmaddfp_2): Ditto.
3055 (atlivec_mulv4sf3): Ditto.
3056 (altivec_vnmsubfp): Ditto.
3057 (altivec_vnmsubfp_1): Ditto.
3058 (altivec_vnmsubfp_2): Ditto.
3059 (altivec_vnmsubfp_3): Delete.
3060
3061 * config/rs6000/rs6000.md (fmasf4): New insns for fma builtin support.
3062 (fmasf4_fpr): Ditto.
3063 (fmssf4_fpr): Ditto.
3064 (fnmasf4_fpr): Ditto.
3065 (fnmssf4_fpr): Ditto.
3066 (fmadf4): Ditto.
3067 (fmadf4_fpr): Ditto.
3068 (fmsdf4_fpr): Ditto.
3069 (fnmadf4_fpr): Ditto.
3070 (fnmsdf4_fpr): Ditto.
3071
3072 * optabs.h (OTI_fma): Add fma optab.
3073 (fma_optab): Ditto.
3074
3075 * genopinit.c (optabs): Set fma optab.
3076
3077 * rtl.def (FMA): Add FMA rtl.
3078
3079 * tree.h (mode_has_fma): New function to return if MODE supports a
3080 fast multiply and add instruction.
3081 * builtins.c (mode_has_fma): Ditto.
3082
3083 2010-10-15 Jan Hubicka <jh@suse.cz>
3084
3085 * lto-streamer-out.c (write_symbol): Use pointer set of seen
3086 objects instead of bitmap.
3087 (produce_symtab): Likewise; output defined symbols first.
3088
3089 2010-10-15 Jie Zhang <jie@codesourcery.com>
3090
3091 * doc/invoke.texi: Add -fstrict-volatile-bitfields to
3092 Option Summary and Index.
3093
3094 2010-10-15 Richard Guenther <rguenther@suse.de>
3095
3096 * tree.c (free_lang_data_in_decl): Clear DECL_INITIAL
3097 for automatic variables again.
3098
3099 2010-10-15 Joseph Myers <joseph@codesourcery.com>
3100
3101 * doc/extend.texi (Variable Length): Don't refer to VLAs not
3102 conforming to C99.
3103
3104 2010-10-15 Joseph Myers <joseph@codesourcery.com>
3105
3106 * config/rx/rx.c (rx_option_optimization): Change to
3107 rx_override_options_after_change. Don't change
3108 flag_lto_compression_level. Don't check for changes to whether
3109 FPU instructions can be used. Check and set only
3110 flag_finite_math_only, not other fast-math flags.
3111 (rx_option_override): Call rx_override_options_after_change.
3112 (TARGET_OPTION_OPTIMIZATION): Remove.
3113 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
3114
3115 2010-10-15 Joseph Myers <joseph@codesourcery.com>
3116
3117 * config/rs6000/rs6000.c (rs6000_option_optimization): Don't
3118 disable section anchors for lang_hooks.name[4] != 'O'.
3119
3120 2010-10-15 Joseph Myers <joseph@codesourcery.com>
3121
3122 * config/frv/frv.c (frv_option_optimization,
3123 TARGET_OPTION_OPTIMIZATION): Remove.
3124 * config/frv/frv.h (RCSP_SOFTWARE_PIPELINING): Remove.
3125
3126 2010-10-15 Michael Matz <matz@suse.de>
3127
3128 * cgraphunit.c (clone_of_p): Define unconditionally.
3129
3130 2010-10-15 Richard Guenther <rguenther@suse.de>
3131
3132 PR lto/45957
3133 * tree.c (free_lang_data_in_decl): Do not clear DECL_INITIAL of vars.
3134
3135 2010-10-15 Chung-Lin Tang <cltang@codesourcery.com>
3136
3137 * ifcvt.c (find_active_insn_before): New function.
3138 (find_active_insn_after): New function.
3139 (cond_exec_process_if_block): Use new functions to replace
3140 prev_active_insn() and next_active_insn().
3141
3142 2010-10-14 Yao Qi <yao@codesourcery.com>
3143
3144 PR target/45447
3145 * config/arm/arm.c (arm_build_builtin_va_list): Assign
3146 va_list_name to TYPE_STUB_DECL (va_list_type).
3147
3148 2010-10-14 Jan Hubicka <jh@suse.cz>
3149
3150 PR middle-end/45621
3151 * cgraph.c (cgraph_update_edges_for_call_stmt_node): When new call is
3152 redirected to clone, be happy.
3153 * cgraph.h (cgraph node): Enable former_clone_of unconditinally.
3154 * cgraphunit.c (verify_cgraph_node, cgraph_materialize_clone): Handle
3155 former_clone_of unconditionally.
3156
3157 2010-10-14 Iain Sandoe <iains@gcc.gnu.org>
3158
3159 Merge from FSF apple 'trunk' branch.
3160 2006 Fariborz Jahanian <fjahanian@apple.com>
3161
3162 Radars 4436866, 4505126, 4506903, 4517826
3163 * c-parser.c (c_parser, objc_property_attr_context) New flag.
3164 (c_lex_one_token): Handle property attributes.
3165 (c_parser_external_declaration): Handle @property.
3166 (c_parser_declaration_or_fndef): Warn on invalid attributes before
3167 @alias, @class, @end and @property objc keywords.
3168 (c_parser_objc_methodprotolist): Handle @property.
3169 (c_parser_objc_property_attrlist): New.
3170 (c_parser_objc_at_property): New.
3171 * c-typeck.c (build_component_ref): Handle CLASS.property syntax.
3172 (build_modify_expr): Likewise.
3173
3174 2010-10-14 Jakub Jelinek <jakub@redhat.com>
3175
3176 PR tree-optimization/46008
3177 * tree-if-conv.c (predicate_bbs): Try to canonicalize c2 if possible.
3178
3179 2010-10-14 Richard Guenther <rguenther@suse.de>
3180
3181 PR tree-optimization/44913
3182 * tree-data-ref.c (disjoint_objects_p): Remove.
3183 (dr_may_alias_p): Simplify. Only hand the base object to
3184 the alias-oracle.
3185 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3186 some more trees, bail out instead of asserting.
3187 (ptr_derefs_may_alias_p): Likewise. Export.
3188 (refs_may_alias_p_1): Handle STRING_CSTs.
3189 * tree-ssa-alias.h (ptr_derefs_may_alias_p): Declare.
3190
3191 2010-10-14 Joseph Myers <joseph@codesourcery.com>
3192
3193 PR c/45969
3194 * c-typeck.c (build_binary_op): Don't try to compute a semantic
3195 type with excess precision for boolean operations.
3196
3197 2010-10-14 Jeremie Salvucci <jeremie.salvucci@free.fr>
3198 Basile Starynkevitch <basile@starynkevitch.net>
3199
3200 * gengtype.c: Include getopt.h and version.h.
3201
3202 (lang_bitmap, struct outf, outf_p)
3203 (get_output_file_with_visibility, oprintf): Definitions moved to
3204 gengtype.h
3205 (output_files, header_file, srcdir, srcdir_len, this_file)
3206 (do_dump): No more static variables.
3207 (do_debug): New.
3208 (dbgprint_count_type_at): Added new function.
3209 (gengtype_long_options): New.
3210 (print_usage, print_version, parse_program_options): New.
3211 (main): Call parse_program_options, and removed old option
3212 handling code. Added some debug output.
3213
3214 * gengtype.h: Updated copyright year.
3215 (lang_bitmap, struct outf, outf_p, header_file, oprintf)
3216 (get_output_file_with_visibility, srcdir, srcdir_len, do_dump):
3217 Moved from gengtype.c to here.
3218 (do_debug, read_state_filename, write_state_filename): New variables.
3219 (DBGPRINTF, DBGPRINT_COUNT_TYPE): New macros.
3220
3221 * Makefile.in:
3222 (REVISION): Always defined.
3223 (version.o): Removed ifdef REVISION_c.
3224 (s-gtype): Pass arguments to build/gengtype program.
3225 (build/version.o): Added building rule.
3226 (build/gengtype$(build_exeext)): Added build/version.o.
3227
3228 2010-10-14 Iain Sandoe <iains@gcc.gnu.org>
3229
3230 Partial merge of 'ObjC GC' from FSF apple 'trunk' branch.
3231 * config/darwin-c.c (darwin_cpp_builtins): Define __weak and
3232 __strong macros.
3233
3234 2010-10-14 Eric Botcazou <ebotcazou@adacore.com>
3235
3236 * sched-deps.c (sched_insn_is_legitimate_for_speculation): Invoke
3237 may_trap_or_fault_p instead of may_trap_p predicate.
3238 * tree.c (substitute_in_expr): Propagate the TREE_THIS_NOTRAP flag.
3239 (substitute_placeholder_in_expr): Likewise.
3240 * tree-inline.c (remap_gimple_op_r): Propagate the TREE_THIS_NOTRAP
3241 flag on MEM_REF nodes.
3242 (copy_tree_body_r): Propagate the TREE_READONLY and TREE_THIS_NOTRAP
3243 flags on INDIRECT_REF nodes.
3244
3245 2010-10-14 Nathan Froyd <froydnj@codesourcery.com>
3246
3247 * config.gcc (arm*-*-linux-*eabi) <tm_file>: Add bpabi.h from libgcc.
3248 (arm*-*-uclinux*eabi) <tm_file>: Likewise.
3249 (arm*-*-eabi*) <tm_file>: Likewise.
3250 (frv-*-elf) <tm_file>: Add frv-abi.h from libgcc.
3251 (frv-*-*linux*) <tm_file>: Likewise.
3252 * config/arm/bpabi.h: Delete DECLARE_LIBRARY_RENAMES stanzas
3253 and associated helper macros.
3254 * config/frv/frv-abi.h: Delete.
3255
3256 2010-10-14 Richard Guenther <rguenther@suse.de>
3257
3258 PR lto/44561
3259 * tree.def (NULLPTR_TYPE): New tree code.
3260 * dbxout.c (dbxout_type): Handle NULLPTR_TYPE.
3261 * dwarf2out.c (is_base_type): Likewise.
3262 (gen_type_die_with_usage): Likewise.
3263 * sdbout.c (plain_type_1): Likewise.
3264 * tree.c (build_int_cst_wide): Likewise.
3265 * gimple.c (gimple_types_compatible_p_1): NULLPTR_TYPE types are equal.
3266
3267 2010-10-14 Joseph Myers <joseph@codesourcery.com>
3268
3269 * params.c (params_finished): New.
3270 (add_params): Assert !params_finished.
3271 (finish_params): New.
3272 (set_param_value_internal): Take params and params_set
3273 parameters. Assert params_finished.
3274 (set_param_value, maybe_set_param_value): Take params and
3275 params_set parameters. Update calls to set_param_value_internal.
3276 (set_default_param_value): Assert !params_finished. Don't use
3277 set_param_value_internal.
3278 (default_param_value, init_param_values): New.
3279 * params.h (struct param_info): Change value to default_value.
3280 Remove set.
3281 (set_param_value, maybe_set_param_value): Add params and
3282 params_set parameters.
3283 (PARAM_VALUE): Get parameters from global_options.
3284 (PARAM_SET_P): Remove.
3285 (finish_params, default_param_value, init_param_values): New.
3286 * common.opt (param_values): New Variable.
3287 * config/arm/arm.c (arm_option_override): Pass extra arguments to
3288 maybe_set_param_value.
3289 * config/i386/i386.c (ix86_option_override_internal): Pass extra
3290 arguments to maybe_set_param_value.
3291 * config/picochip/picochip.c (picochip_option_override): Pass
3292 extra arguments to maybe_set_param_value.
3293 * config/rs6000/rs6000.c (rs6000_option_override_internal): Pass
3294 extra arguments to maybe_set_param_value.
3295 * config/s390/s390.c (s390_option_override): Use
3296 maybe_set_param_value instead of set_param_value. Pass extra
3297 arguments to maybe_set_param_value.
3298 * config/sparc/sparc.c (sparc_option_override): Pass extra
3299 arguments to maybe_set_param_value.
3300 * config/spu/spu.c (spu_option_override): Pass extra arguments to
3301 maybe_set_param_value.
3302 * opts.c (handle_param): Take opts and opts_set parameters.
3303 Update call to set_param_value.
3304 (initial_min_crossjump_insns, initial_max_fields_for_field_sensitive,
3305 initial_loop_invariant_max_bbs_in_loop): Remove.
3306 (init_options_once): Don't set them.
3307 (init_options_struct): Initialize parameters structures.
3308 (default_options_optimization): Use default_param_value when
3309 restoring defaults. Update calls to maybe_set_param_value.
3310 (finish_options): Update calls to maybe_set_param_value.
3311 (common_handle_option): Update calls to handle_param and
3312 set_param_value.
3313 * toplev.c (DEFPARAM): Update definition for changes to param_info.
3314 (general_init): Call finish_params.
3315
3316 2010-10-14 Nick Clifton <nickc@redhat.com>
3317
3318 * config/mn10300/mn10300.h (CONSTANT_ALIGNMENT): Define.
3319 (DATA_ALIGNMENT, LOCAL_ALIGNMENT): Define.
3320 (FIRST_PSEUDO_REGISTER): Increase by one.
3321 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update with CC_REG.
3322 (HARD_REGNO_MODE_OK): Call mn10300_hard_regno_mode_ok.
3323 (MODES_TIEABLE): Call mn10300_modes_tieable.
3324 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add CC_REGS.
3325 (LEGITIMATE_CONSTANT_P): Call mn10300_legitimate_constant_p.
3326 (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY, NOTICE_UPDATE_CC)
3327 (SELECT_CC_MODE, REVERSIBLE_CC_MODE): Delete.
3328 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Add CC register.
3329 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3330 (mn10300_cc_status_mdep): Delete.
3331 (CC_STATUS_MDEP, CC_STATUS_MDEP_INIT): Delete.
3332 * config/mn10300/mn10300 (mn10300_option_override): Stop disabling
3333 the combine-stack-adjust pass.
3334 (print_operand): Use the mode of the comparison operation to
3335 select the comparison suffix.
3336 (notice_update_cc): Delete.
3337 (mn10300_secondary_reload_class): Remove test for stack pointer
3338 based arithmetic.
3339 (output_tst): Rename to mn10300_output_cmp.
3340 (impossible_plus_operand): Move into predicates.md.
3341 (mn10300_legitimize_address): Make static.
3342 (mn10300_legitimate_address_p): Make static. Only allow SI sized
3343 constant pic operands.
3344 (mn10300_legitimate_constant_p): New function.
3345 (mn10300_case_values_threshold): Make static.
3346 (mn10300_hard_regno_mode_ok): New function.
3347 (mn10300_modes_tieable): New function.
3348 (mn10300_select_cc_mode): New function.
3349 * config/mn10300/predicates.md (impossible_plus_operand): Define.
3350 * config/mn10300/mn10300-protos.h: Tidy.
3351 (mn10300_legitimate_constant_p, mn10300_modes_tieable)
3352 (mn10300_hard_regno_mode_ok, mn10300_select_cc_mode): Prototype.
3353 * config/mn10300/mn10300.md (cc attribute): Delete. Replace
3354 with clobbers or sets of CC_REG.
3355 (CC_REG): Define.
3356 (mov*): Remove use of CLR instruction.
3357 (cbranch_si4_<code>): New pattern/split.
3358 (integer_conditional_branch): New pattern.
3359 (cbranch_sf4_<code>): New pattern/split.
3360 (float_conditional_branch): New pattern.
3361 (casesi): Use addsi3 pattern instead of movsi pattern to add and
3362 move a value at the same time.
3363 (cc0 peepholes): Remove.
3364
3365 2010-10-14 Andrey Belevantsev <abel@ispras.ru>
3366
3367 * sel-sched-ir.c (init_global_and_expr_for_insn): Set CANT_MOVE
3368 on RTX_FRAME_RELATED_P insns and the insn to which
3369 NOTE_INSN_EPILOGUE_BEG is attached.
3370 * sched-vis.c (print_value): Allow NULL value.
3371
3372 2010-10-14 Andrey Belevantsev <abel@ispras.ru>
3373
3374 PR rtl-optimization/45570
3375 * sel-sched-ir.c (cfg_preds_1): When walking out of the region,
3376 assert that we are pipelining outer loops. Allow returning
3377 zero predecessors.
3378
3379 2010-10-14 Andrey Belevantsev <abel@ispras.ru>
3380
3381 * sel-sched-ir.c (maybe_tidy_empty_bb): Simplify comment.
3382 (tidy_control_flow): Tidy vertical space.
3383 (sel_remove_bb): New variable idx. Use it to remember the basic
3384 block index before deleting the block.
3385 (sel_remove_empty_bb): Remove dead code, simplify and insert to ...
3386 (sel_merge_blocks): ... here.
3387 * sel-sched-ir.h (sel_remove_empty_bb): Remove prototype.
3388
3389 2010-10-14 Jakub Jelinek <jakub@redhat.com>
3390
3391 * cse.c (is_dead_reg): Change into inline function that is not
3392 called through for_each_rtx.
3393 (set_live_p): Adjust caller.
3394 (insn_live_p): Don't reset DEBUG_INSNs here.
3395 (struct dead_debug_insn_data): New data.
3396 (count_stores, is_dead_debug_insn, replace_dead_reg): New functions.
3397 (delete_trivially_dead_insns): If there is just one setter for the
3398 dead reg that is referenced by some DEBUG_INSNs, create a DEBUG_EXPR
3399 and add DEBUG_INSN for it right before the removed setter and
3400 use the DEBUG_EXPR instead of the dead pseudo.
3401
3402 2010-10-14 Zdenek Dvorak <rakdver@kam.uniff.cz>
3403
3404 * et-forest.c (et_nca): Return NULL immediately when
3405 the dominance forest has disjoint components.
3406
3407 2010-10-13 Vladimir Makarov <vmakarov@redhat.com>
3408
3409 * ira.c (setup_class_hard_regs): Fix typo in indexing
3410 ira_non_ordered_class_hard_regs and ira_class_hard_reg_index.
3411
3412 2010-10-14 Tijs Wiebe Lefering <twlevo@gmail.com>
3413
3414 * graph.c (inbb): New variable.
3415 (start_bb): Set inbb to 1 if output is inside of a building block.
3416 (end_bb): Check if output is inside of a building block.
3417
3418 2010-10-13 Eric Botcazou <ebotcazou@adacore.com>
3419
3420 PR rtl-optimization/45912
3421 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Test the
3422 regno of registers instead of their index to compute the alignment.
3423
3424 2010-10-13 H.J. Lu <hongjiu.lu@intel.com>
3425
3426 * config/i386/i386.c (ix86_build_const_vector): Check vector
3427 mode instead of scalar mode.
3428 (ix86_build_signbit_mask): Likewise.
3429 (ix86_expand_fp_absneg_operator): Updated.
3430 (ix86_expand_copysign): Likewise.
3431 (ix86_expand_int_vcond): Likewise.
3432 (ix86_emit_swdivsf): Likewise.
3433 (ix86_sse_copysign_to_positive): Likewise.
3434 (ix86_expand_sse_fabs): Likewise.
3435 * config/i386/i386.md (fixuns_trunc<mode>si2): Likewise.
3436 * config/i386/sse.md (copysign<mode>3): Likewise.
3437 (sse2_cvtudq2ps): Likewise.
3438 (vec_unpacku_float_hi_v4si): Likewise.
3439 (vec_unpacku_float_lo_v4si): Likewise.
3440
3441 * config/i386/i386.c (ix86_builtins): Add
3442 IX86_BUILTIN_CPYSGNPS256 and IX86_BUILTIN_CPYSGNPD256.
3443 (bdesc_args): Likewise.
3444 (ix86_builtin_vectorized_function): Support
3445 IX86_BUILTIN_CPYSGNPS256, IX86_BUILTIN_CPYSGNPD256,
3446 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS_NR256,
3447 and IX86_BUILTIN_CVTPS2DQ256.
3448 (ix86_builtin_reciprocal): Support IX86_BUILTIN_SQRTPS_NR256.
3449
3450 * config/i386/sse.md (STORENT_MODE): New.
3451 (VEC_FLOAT_MODE): Likewise.
3452 (VEC_EXTRACT_MODE): Likewise.
3453 (*avx_cvtdq2pd256_2): Likewise.
3454 (vec_pack_trunc_v4df): Likewise.
3455 (vec_interleave_highv8sf): Likewise.
3456 (vec_interleave_lowv8sf): Likewise.
3457 (storent<mode>): Macroized.
3458 (<code><mode>2: absneg): Likewise.
3459 (copysign<mode>3): Likewise.
3460 (vec_extract<mode>): Likewise.
3461
3462 PR target/44180
3463 * config/i386/i386.c (expand_vec_perm_even_odd_1): Rewritten
3464 for V8SFmode.
3465
3466 2010-10-13 Richard Guenther <rguenther@suse.de>
3467 H.J. Lu <hongjiu.lu@intel.com>
3468
3469 * config/i386/sse.md (reduc_splus_v8sf): Add.
3470 (reduc_splus_v4df): Likewise.
3471 (vec_unpacks_hi_v8sf): Likewise.
3472 (vec_unpacks_lo_v8sf): Likewise.
3473 (*avx_cvtps2pd256_2): Likewise.
3474 (vec_unpacks_float_hi_v8si): Likewise.
3475 (vec_unpacks_float_lo_v8si): Likewise.
3476 (vec_interleave_highv4df): Likewise.
3477 (vec_interleave_lowv4df): Likewise.
3478
3479 2010-10-13 Richard Guenther <rguenther@suse.de>
3480
3481 PR objc/45878
3482 * gimple-fold.c (gimple_fold_obj_type_ref): Leave OBJ_TYPE_REFs
3483 alone if there are no virtual methods.
3484
3485 2010-10-13 Richard Henderson <rth@redhat.com>
3486
3487 * expr.c (build_personality_function): Take parameter LANG instead
3488 of parameter NAME. Build the name based on the lang prefix and the
3489 unwind method in use.
3490 * tree.c (lhd_gcc_personality): Update call to
3491 build_personality_function.
3492
3493 2010-10-13 Richard Guenther <rguenther@suse.de>
3494
3495 PR objc/45878
3496 * tree-ssa-ccpc (ccp_fold_stmt): Use gimple_fold_obj_type_ref.
3497
3498 2010-10-13 Eric Botcazou <ebotcazou@adacore.com>
3499
3500 * cse.c (cse_insn): Fix thinko in the canonicalization of USE insns.
3501 Canonicalize input operands of ASM_OPERANDS insns.
3502
3503 2010-10-13 Richard Guenther <rguenther@suse.de>
3504
3505 PR tree-optimization/45788
3506 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Delay
3507 EH update until fixup-cfg.
3508
3509 2010-10-13 Julian Brown <julian@codesourcery.com>
3510
3511 * config/arm/arm.h (REG_CLASS_CONTENTS): Remove soft frame pointer
3512 from CORE_REGS and GENERAL_REGS classes.
3513 * config/arm/arm.md (*thumb1_movsi_insn): Ignore all parts of
3514 final constraint for register preferencing.
3515
3516 2010-10-13 Richard Guenther <rguenther@suse.de>
3517
3518 PR tree-optimization/45970
3519 * tree-ssa-alias.h (stmt_kills_ref_p): Declare.
3520 * tree-ssa-alias.c (stmt_kills_ref_p_1): New function.
3521 (stmt_kills_ref_p): Likewise.
3522 * tree-ssa-dse.c (dse_optimize_stmt): Use it.
3523
3524 2010-10-13 Richard Guenther <rguenther@suse.de>
3525
3526 PR tree-optimization/45982
3527 * tree-ssa-structalias.c (make_constraints_to): New function.
3528 (make_constraint_to): Implement in terms of make_constraints_to.
3529 (find_func_aliases): Properly make return values of pure/const
3530 functions escape if they assign to sth that is not a pointer.
3531
3532 2010-10-13 Richard Guenther <rguenther@suse.de>
3533
3534 PR middle-end/45874
3535 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee):
3536 Fixup the CFG when EH was fixed up.
3537
3538 2010-10-13 Ira Rosen <irar@il.ibm.com>
3539
3540 * tree-vect-slp.c (vect_get_constant_vectors): Fix comment.
3541 Use operand's type for POINTER_PLUS_EXPR.
3542
3543 2010-10-13 Alexandre Oliva <aoliva@redhat.com>
3544
3545 * c-parser.c (c_parser_for_statement): Initialize incr.
3546
3547 2010-10-12 Xinliang David Li <davidxl@google.com>
3548
3549 PR tree-optimization/45972
3550 * tree-ssa-uninit.c (compute_uninit_opnds_pos): Skip phis
3551 with too many arguments.
3552
3553 2010-10-12 Jakub Jelinek <jakub@redhat.com>
3554
3555 PR fortran/45636
3556 * tree-ssa-forwprop.c: Include expr.h.
3557 (constant_pointer_difference, simplify_builtin_call): New functions.
3558 (tree_ssa_forward_propagate_single_use_vars): Call
3559 simplify_builtin_call on builtin calls.
3560
3561 2010-10-12 Eric Botcazou <ebotcazou@adacore.com>
3562
3563 * config/sparc/sparc.md (*adddi3_insn_sp32): Rename.
3564 (*adddi3_extend_sp32): Likewise.
3565 (*subdi3_insn_sp32): Likewise.
3566 (*subdi3_extend_sp32): Likewise.
3567 (*negdi2_sp32): Use negative test for consistency.
3568
3569 2010-10-12 Nathan Froyd <froydnj@codesourcery.com>
3570
3571 * libgcc2.h: Use __SIZEOF_DOUBLE__ instead of LIBGCC2_DOUBLE_TYPE_SIZE.
3572 (LIBGCC2_DOUBLE_TYPE_SIZE): Delete.
3573 * config/fixed-bit.h: Likewise.
3574 * config/rx/rx.h (LIBGCC2_DOUBLE_TYPE_SIZE): Delete.
3575 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Delete.
3576 * system.h (LIBGCC2_DOUBLE_TYPE_SIZE): Poison.
3577 * doc/tm.texi.in (LIBGCC2_HAS_DF_MODE): Use DOUBLE_TYPE_SIZE.
3578 (DF_SIZE): Likewise.
3579 * doc/tm.texi: Regenerate.
3580
3581 2010-10-12 Nathan Froyd <froydnj@codesourcery.com>
3582
3583 * config/rs6000/predicates.md (scc_rev_comparison_operator): New.
3584 * config/rs6000/rs6000.md (*isel_reversed_signed_<mode>): New.
3585 (*isel_reversed_unsigned_<mode>): New.
3586 * config/rs6000/rs6000.c (output_isel): Accept GE/GEU/LE/LEU/NE
3587 as valid comparisons and adjust operands and output appropriately.
3588 (rs6000_rtx_costs) <CONST_INT>: Accept NE as a cost-0 outer_code.
3589
3590 2010-10-12 Chung-Lin Tang <cltang@codesourcery.com>
3591
3592 * config/arm/arm.h (ARM_EXPAND_ALIGNMENT): Rename from
3593 DATA_ALIGNMENT and add COND parameter. Update comments above.
3594 (DATA_ALIGNMENT): Use ARM_EXPAND_ALIGNMENT, with !optimize_size.
3595 (LOCAL_ALIGNMENT): Use ARM_EXPAND_ALIGNMENT, with !flag_conserve_stack.
3596
3597 2010-10-12 H.J. Lu <hongjiu.lu@intel.com>
3598
3599 PR bootstrap/45958
3600 * exec-tool.in: Support '-plugin' as the second option to the linker.
3601
3602 2010-10-12 Richard Henderson <rth@redhat.com>
3603
3604 PR middle-end/45962
3605 * cfgexpand.c (add_stack_var): Ensure every variable has 1 byte.
3606 (expand_stack_vars): Assert large base allocated when used.
3607
3608 2010-10-12 Richard Guenther <rguenther@suse.de>
3609
3610 * tree-ssa-structalias.c (get_constraint_for_1): Constants
3611 only point to nonlocal, not anything.
3612
3613 2010-10-11 Hariharan Sandanagobalane <hariharan@picochip.com>
3614
3615 * config/picochip/picochip.c (TARGET_EXCEPT_UNWIND_INFO): Use sjlj
3616 unwind info for exceptions.
3617
3618 2010-10-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3619
3620 PR testsuite/45851
3621 * doc/sourcebuild.texi (LTO Testing, dg-extra-ld-options):
3622 Document optional target selector.
3623
3624 2010-10-12 Joseph Myers <joseph@codesourcery.com>
3625
3626 * flag-types.h: New.
3627 * Makefile.in (TH_H): Include $(OPTIONS_H) instead of $(FLAGS_H).
3628 (FLAGS_H): Include flag-types.h. Include $(OPTIONS_H) instead of
3629 options.h.
3630 (OPTIONS_H): Define.
3631 (c-family/c-opts.o, lto-opts.o, opts.o): Use $(OPTIONS_H) instead
3632 of options.h.
3633 * configure.ac (tm_include_list): Include options.h not flags.h.
3634 * configure: Regenerate.
3635 * flags.h: Include flag-types.h. Include options.h at top of file
3636 again.
3637 (enum debug_info_type, enum debug_info_level, enum
3638 debug_info_usage, enum symbol_visibility, struct visibility_flags,
3639 enum ira_algorithm, enum ira_region, enum excess_precision, enum
3640 graph_dump_types, enum stack_check_type,
3641 enum warn_strict_overflow_code): Move to flag-types.h
3642 * opth-gen.awk: Include flag-types.h in options.h.
3643
3644 2010-10-12 Jakub Jelinek <jakub@redhat.com>
3645
3646 * expr.c (store_expr): Share code for STRING_CST and
3647 MEM_REF of &STRING_CST cases. Don't require BLKmode, instead
3648 check if target is a MEM.
3649
3650 * rtl.h: Include hashtab.h.
3651 (iterative_hash_rtx): New prototype.
3652 * rtl.c (iterative_hash_rtx): New function.
3653 * dwarf2out.c (dw_loc_list_node): Add hash and emitted fields.
3654 (output_loc_list): Return immediately if emitted is set, set it.
3655 (hash_loc_operands, hash_locs, hash_loc_list,
3656 compare_loc_operands, compare_locs, loc_list_hash, loc_list_eq,
3657 optimize_location_lists_1, optimize_location_lists): New function.
3658 (dwarf2out_finish): Call optimize_location_lists.
3659 * Makefile.in (RTL_BASE_H): Depend on $(HASHTAB_H).
3660
3661 2010-10-12 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3662
3663 PR testsuite/45974
3664 Revert:
3665 * Makefile.in ($(lang_checks_parallel))
3666 ($(lang_checks_parallelized)): Use single quotes for
3667 $(RUNTESTFLAGS), to allow passing quoted content.
3668
3669 2010-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3670
3671 * config/pa/linux-atomic.c (__sync_val_compare_and_swap_4): Return
3672 actual_oldval. Use __builtin_expect.
3673 (SUBWORD_VAL_CAS): Likewise.
3674
3675 2010-10-11 Nathan Froyd <froydnj@codesourcery.com>
3676
3677 * recog.c (nonmemory_operand): Call immediate_operand for
3678 CONSTANT_P operands.
3679
3680 2010-10-11 Uros Bizjak <ubizjak@gmail.com>
3681
3682 * config/i386/i386.md (movmem<mode>): Macroize expander from
3683 movmem{si,di} using SWI48 mode iterator.
3684 (*strmovsi_1): Macroize insn pattern from *strmovsi_1 and
3685 *strmovsi_rex_1 using P mode iterator.
3686 (*strmovhi_1): Ditto from *strmovhi_1 and *strmovhi_rex_1.
3687 (*strmovqi_1): Ditto from *strmovqi_1 and *strmovqi_rex_1.
3688 (*rep_movsi): Ditto from *rep_movsi and *rep_movsi_rex64.
3689 (*rep_movqi): Ditto from *rep_movqi and *rep_movqi_rex64.
3690 (setmem<mode>): Macroize expander from setmem{si,di} using
3691 SWI48 mode iterator.
3692 (*strsetsi_1): Macroize insn pattern from *strsetsi_1 and
3693 *strsetsi_rex_1 using P mode iterator.
3694 (*strsethi_1): Ditto from *strsethi_1 and *strsethi_rex_1.
3695 (*strsetqi_1): Ditto from *strsetqi_1 and *strsetqi_rex_1.
3696 (*rep_stossi): Ditto from *rep_stossi and *rep_stossi_rex64.
3697 (*rep_stosqi): Ditto from *rep_stosqi and *rep_stosqi_rex64.
3698 (*cmpstrnqi_nz_1): Ditto from *cmpstrnqi_nz_1 and *cmpstrnqi_nz_rex_1.
3699 (*cmpstrnqi_1): Ditto from *cmpstrnqi_1 and *cmpstrnqi_rex_1.
3700 (strlen<mode>): Macroize expander from strlen{si,di} using SWI48x
3701 mode iterator.
3702 (*strlenqi_1): Macroize insn pattern from *strlenqi_1 and
3703 *strlenqi_rex_1 using P mode iterator.
3704
3705 2010-10-11 Bernd Schmidt <bernds@codesourcery.com>
3706
3707 PR bootstrap/45445
3708 * ira-lives.c (mark_pseudo_reg_live, mark_pseudo_reg_dead): New
3709 static functions.
3710 (mark_ref_live, mark_ref_dead): Use them.
3711 (make_pseudo_conflict): New arg ORIG_DREG. All callers changed.
3712 Save the original reg, and use the new functions.
3713 (check_and_make_def_use_conflict): New arg ORIG_DREG. All callers
3714 changed.
3715 (check_and_make_def_conflict): Save the original reg.
3716
3717 2010-10-11 Martin Jambor <mjambor@suse.cz>
3718
3719 PR middle-end/45699
3720 * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Choose among
3721 thunks.
3722
3723 2010-10-11 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3724
3725 * Makefile.in ($(lang_checks_parallel))
3726 ($(lang_checks_parallelized)): Use single quotes for
3727 $(RUNTESTFLAGS), to allow passing quoted content.
3728
3729 PR bootstrap/35855
3730 * opt-functions.awk (BEGIN): New section.
3731 (lower, upper, digit, alnum): New variables.
3732 (static_var, opt_sanitized_name): Use alnum instead of character
3733 classes, for non-C locale.
3734 * optc-gen.awk: Likewise.
3735 * opth-gen.awk: Likewise.
3736
3737 2010-10-11 Anatoly Sokolov <aesok@post.ru>
3738
3739 * target.def (preferred_reload_class): New hook.
3740 * doc/tm.texi.in (TARGET_PREFERRED_RELOAD_CLASS): Document.
3741 * doc/tm.texi: Regenerate.
3742 * targhooks.c (default_preferred_reload_class): New function.
3743 * targhooks.h (default_preferred_reload_class): Declare.
3744 * reload.c (find_dummy_reload): Change preferred_class variable type
3745 from enum reg_class to reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS
3746 target hook.
3747 (find_reloads): Change goal_alternative array type from int to
3748 reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS target hook.
3749 (push_reload, find_reloads_address_part): Use
3750 TARGET_PREFERRED_RELOAD_CLASS target hook.
3751 * reload1.c (emit_input_reload_insns): Ditto.
3752 * ira-costs.c (copy_cost): Use TARGET_PREFERRED_RELOAD_CLASS target
3753 hook. Change rclass argument and secondary_class variable types from
3754 'enum reg_class' to reg_class_t.
3755
3756 * config/i386/i386.h (PREFERRED_RELOAD_CLASS): Remove.
3757 * config/i386/i386-protos (ix86_preferred_reload_class): Remove.
3758 * config/i386/i386.c (ix86_preferred_reload_class): Make static.
3759 Change regclass argument and result types from enum reg_class to
3760 reg_class_t.
3761 (TARGET_PREFERRED_RELOAD_CLASS): Define.
3762
3763 2010-10-11 Eric Botcazou <ebotcazou@adacore.com>
3764
3765 * simplify-rtx.c (simplify_unary_operation_1): Use unsigned arithmetics
3766 in masking operations.
3767 (simplify_const_unary_operation): Likewise.
3768 (simplify_binary_operation_1): Likewise.
3769 (simplify_const_binary_operation): Likewise.
3770 (simplify_const_relational_operation): Likewise.
3771 (simplify_ternary_operation): Likewise.
3772 (simplify_immed_subreg): Likewise.
3773
3774 2010-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3775
3776 PR middle-end/45862
3777 * doc/tm.texi.in (SUPPORTS_WEAK): Update.
3778 (TARGET_SUPPORTS_WEAK): New.
3779 * doc/tm.texi: Regenerate.
3780 * defaults.h (SUPPORTS_WEAK): Update comment.
3781 (TARGET_SUPPORTS_WEAK): New.
3782 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Update define.
3783 * varasm.c (assemble_external): Use TARGET_SUPPORTS_WEAK instead of
3784 SUPPORTS_WEAK.
3785 (merge_weak, declare_weak, do_assemble_alias, supports_one_only,
3786 make_decl_one_only): Likewise.
3787 * config/pa/som.h (SUPPORTS_WEAK): Rename defines to
3788 TARGET_SUPPORTS_WEAK.
3789 (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Use TARGET_SUPPORTS_WEAK
3790 instead of SUPPORTS_WEAK.
3791
3792 2010-10-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3793
3794 * config/sparc/gmon-sol2.c: Don't include coretypes.h, tm.h.
3795
3796 2010-10-11 Nathan Froyd <froydnj@codesourcery.com>
3797
3798 * vec.h (VEC_qsort): Define.
3799 * dbxout.c (output_used_types): Use it.
3800 * df-scan.c (df_sort_and_compress_refs): Likewise.
3801 (df_sort_and_compress_mws): Likewise.
3802 * genautomata.c (uniq_sort_alt_states): Likewise.
3803 (evaluate_equiv_classes): Likewise.
3804 (output_trans_table): Likewise.
3805 (output_state): Likewise.
3806 * gimplify.c (compare_case_labels): Likewise.
3807 * graphite-sese-to-poly.c (graphite_sort_dominated_info): Likewise.
3808 * ipa.c (build_cdtor_fns): Likewise.
3809 * lto.c (lto_wpa_write_files): Likewise.
3810 * sel-sched.c (fill_vec_av_set): Likewise.
3811 * tree-predcom.c (determine_roots_comp): Likewise.
3812 * tree-sra.c (sort_and_spliace_var_accesses): Likewise.
3813 (splice_param_accesses): Likewise.
3814 * tree-ssa-live.c (dump_enumerated_decls): Likewise.
3815 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
3816 (reassociate_bb): Likewise.
3817 * tree-ssa-sccvn.c (sort_scc): Likewise.
3818 * tree-ssa-structalias.c (sort_fieldstack): Likewise.
3819
3820 2010-10-11 Ian Lance Taylor <iant@google.com>
3821
3822 * tree.h (TREE_THIS_NOTRAP): Use TREE_CHECK5.
3823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Only check
3824 TREE_THIS_NOTRAP when appropriate.
3825 (get_spill_slot_decl): Don't set TREE_THIS_NOTRAP on the new VAR_DECL.
3826 * gimplify.c (gimplify_expr): Copy NOTRAP from INDIRECT_REF to
3827 newly created MEM_REF.
3828
3829 2010-10-11 Hariharan Sandanagobalane <hariharan@picochip.com>
3830
3831 Nathan Froyds patch to hooks FUNCTION_ARG etc.
3832 * config/picochip/picochip-protos.h (picochip_function_arg): Delete.
3833 (picochip_incoming_function_arg): Delete.
3834 (picochip_arg_advance): Delete.
3835 * config/picochip/picochip.h (FUNCTION_ARG): Delete.
3836 (FUNCTION_INCOMING_ARG): Delete.
3837 (FUNCTION_ARG_ADVANCE): Delete.
3838 * config/picochip/picochip.c (picochip_function_arg): Take a
3839 const_tree and a bool.
3840 (picochip_incoming_function_arg): Likewise.
3841 (picochip_arg_advance): Likewise.
3842 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
3843 (TARGET_FUNCTION_ARG_ADVANCE): Define.
3844
3845 2010-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3846
3847 PR middle-end/45955
3848 * ipa.c (build_cdtor): Delete endless loop.
3849
3850 2010-10-07 Andi Kleen <ak@linux.intel.com>
3851
3852 * Makefile.in (MOSTLYCLEANFILES): Remove cc1*dummy, add
3853 checksum-options.
3854 (checksum-options): Add.
3855 (cc1-dummy): Remove.
3856 (cc1-checksum): Change to run checksum over object files
3857 and options only.
3858 * dummy-checksum.c: Remove.
3859 * genchecksum.c: Update copyright.
3860 (usage): Allow multiple arguments.
3861 (BLOCKSIZE): Add.
3862 (dosum): Change for incremental checksum. Remove C output.
3863 (main): Iterate over all argument files. Add C output.
3864
3865 2010-10-11 Joseph Myers <joseph@codesourcery.com>
3866
3867 * params.c (set_param_value_internal): New.
3868 (set_param_value): Use set_param_value_internal.
3869 (maybe_set_param_value, set_default_param_value): New.
3870 * params.h (PARAM_VALUE, PARAM_SET_P): Make into rvalues.
3871 (maybe_set_param_value, set_default_param_value): Declare.
3872 * config/arm/arm.c (arm_option_override): Use maybe_set_param_value.
3873 * config/i386/i386.c (ix86_option_override_internal): Use
3874 maybe_set_param_value.
3875 * config/ia64/ia64.c (ia64_option_default_params,
3876 TARGET_OPTION_DEFAULT_PARAMS): New.
3877 (ia64_option_optimization): Move some code to
3878 ia64_option_default_params.
3879 * config/picochip/picochip.c (picochip_option_override): Use
3880 maybe_set_param_value.
3881 * config/rs6000/rs6000.c (rs6000_option_default_params,
3882 TARGET_OPTION_DEFAULT_PARAMS): New.
3883 (rs6000_option_override_internal): Use maybe_set_param_value.
3884 (rs6000_option_optimization): Move some code to
3885 rs6000_option_default_params.
3886 * config/s390/s390.c (s390_option_override): Use maybe_set_param_value.
3887 * config/sh/sh.c (sh_option_default_params,
3888 TARGET_OPTION_DEFAULT_PARAMS): New.
3889 (sh_option_optimization): Move some code to sh_option_default_params.
3890 * config/sparc/sparc.c (sparc_option_override): Use
3891 maybe_set_param_value.
3892 * config/spu/spu.c (spu_option_default_params,
3893 TARGET_OPTION_DEFAULT_PARAMS): New.
3894 (spu_option_optimization): Move some code to spu_option_default_params.
3895 (spu_option_override): Use maybe_set_param_value.
3896 * doc/tm.texi.in (TARGET_OPTION_DEFAULT_PARAMS): New @hook.
3897 * doc/tm.texi: Regenerate.
3898 * ggc-common.c (init_ggc_heuristics): Use set_default_param_value.
3899 * opts.c (init_options_once): Use PARAM_VALUE not direct access to
3900 compiler_params.
3901 (default_options_optimization): Use maybe_set_param_value.
3902 (finish_options): Use maybe_set_param_value.
3903 * target.def (target_option.default_params): New hook.
3904 * toplev.c (general_init): Call targetm.target_option.default_params.
3905
3906 2010-10-11 Ira Rosen <irar@il.ibm.com>
3907
3908 PR tree-optimization/45902
3909 * tree-vect-slp.c (vect_get_constant_vectors): Use statement's
3910 vector type for constants, unless it's a pointer.
3911
3912 2010-10-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3913
3914 * config/s390/s390.md (*mov<mode>cc): lgoc -> locg and stgoc -> stocg.
3915
3916 2010-10-11 Jakub Jelinek <jakub@redhat.com>
3917
3918 PR target/45870
3919 * config/i386/i386.c (ix86_delegitimize_tls_address): New function.
3920 (ix86_delegitimize_address): Use it.
3921
3922 2010-10-10 Eric Botcazou <ebotcazou@adacore.com>
3923
3924 * opt-functions.awk (opt_sanitized_name): Remove gdwarf+ handling.
3925
3926 2010-10-10 Uros Bizjak <ubizjak@gmail.com>
3927
3928 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Pass pointer
3929 to cum struct in the call to function_arg_advance.
3930 (alpha_function_arg_advance): Mark named as unused.
3931
3932 2010-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3933
3934 * config/mips/mips.c (mips_handle_option): Make "value" with
3935 ATTRIBUTE_UNUSED.
3936
3937 2010-10-09 Richard Henderson <rth@redhat.com>
3938
3939 PR rtl-opt/33721
3940 * explow.c (allocate_dynamic_stack_space): Add REQUIRED_ALIGN parm,
3941 remove TARGET parm, convert KNOWN_ALIGN parm to SIZE_ALIGN. Honor
3942 required_align, tidy the code a bit. Emit split_stack code in the
3943 right place. Mark the return value with the alignment properly.
3944 * expr.h (allocate_dynamic_stack_space): Update decl.
3945 * builtins.c (expand_builtin_apply): Update call to
3946 allocate_dynamic_stack_space.
3947 (expand_builtin_alloca): Likewise. Remove TARGET parameter.
3948 * calls.c (initialize_argument_information): Update call to
3949 allocate_dynamic_stack_space.
3950 (expand_call): Likewise.
3951
3952 * cfgexpand.c (get_decl_align_unit): Don't limit alignment.
3953 Don't update_stack_alignment here.
3954 (alloc_stack_frame_space): Make ALIGN unsigned.
3955 (stack_var_cmp): Sort by alignment too.
3956 (partition_stack_vars): Don't merge large and small alignment vars.
3957 (expand_one_stack_var_at): Add BASE and BASE_ALIGN parameters.
3958 Take care when BASE is not virtual_stack_vars_rtx.
3959 (expand_stack_vars): Allocate dynamic stack space for large
3960 alignment variables.
3961 (expand_one_stack_var): Update all to expand_one_stack_var_at.
3962 (defer_stack_allocation): True for large alignment vars.
3963 (update_stack_alignment): Merge into ...
3964 (expand_one_var): ... here.
3965 (gimple_expand_cfg): Place code from expand_stack_vars.
3966
3967 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
3968
3969 * config/pdp11/pdp11.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
3970 * config/pdp11/pdp11.c (pdp11_function_arg): New function.
3971 (pdp11_function_arg_advance): New function.
3972 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
3973
3974 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
3975
3976 * libgcc2.h: Use __SIZEOF_LONG_LONG__ instead of LONG_LONG_TYPE_SIZE.
3977 * libgcc2.c: Likewise.
3978
3979 2010-10-09 Richard Guenther <rguenther@suse.de>
3980
3981 PR lto/45956
3982 * lto-streamer-in.c (lto_register_var_decl_in_symtab):
3983 Properly check if a decl is an automatic var.
3984
3985 2010-10-09 Richard Guenther <rguenther@suse.de>
3986
3987 PR lto/45947
3988 * tree.c (free_lang_data_in_cgraph): Properly walk the varpool.
3989
3990 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
3991
3992 * config/mmix/mmix-protos.h (mmix_function_arg): Delete.
3993 * config/mmix/mmix.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
3994 * config/mmix/mmix.c (mmix_function_arg): Rename to...
3995 (mmix_function_arg_1): ...this. Make static. Take a const_tree and
3996 bool arguments.
3997 (mmix_function_arg): New function.
3998 (mmix_function_incoming_arg): New function.
3999 (mmix_function_arg_advance): New function.
4000 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
4001 (TARGET_FUNCTION_ARG_ADVANCE): Define.
4002
4003 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4004
4005 * config/vax/vax.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4006 * config/vax/vax.c (vax_function_arg): New function.
4007 (vax_function_arg_advance): New function.
4008 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4009
4010 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4011
4012 * config/pa/pa-protos.h (function_arg): Delete.
4013 * config/pa/pa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4014 * config/pa/pa.c (function_arg): Rename to...
4015 (pa_function_arg): ...this. Make static. Take a const_tree and
4016 a bool.
4017 (pa_function_arg_advance): New function.
4018 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4019
4020 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4021
4022 * config/m68k/m68k.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4023 * config/m68k/m68k.c (m68k_function_arg): New function.
4024 (m68k_function_arg_advance): New function.
4025 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4026
4027 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4028
4029 * config/avr/avr-protos.h (function_arg): Delete.
4030 (function_arg_advance): Delete.
4031 * config/avr/avr.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4032 * config/avr/avr.c (function_arg): Rename to...
4033 (avr_function_arg): ...this. Make static. Take a const_tree and
4034 a bool.
4035 (function_arg_advance): Rename to...
4036 (avr_function_arg_advance): ...this. Make static. Take a
4037 const_tree and a bool.
4038 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4039
4040 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4041
4042 * config/alpha/alpha-protos.h (function_arg): Delete.
4043 * config/alpha/alpha.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4044 * config/alpha/vms.h (FUNCTION_ARG_ADVANCE): Delete.
4045 * config/alpha/alpha.c (function_arg): Rename to...
4046 (alpha_function_arg): ...this. Make static. Take a const_tree and
4047 a bool. Delete TARGET_ABI_UNICOSMK code.
4048 (alpha_function_arg_advance): New function.
4049 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4050
4051 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4052
4053 * config/mep/mep-protos.h (mep_function_arg): Delete.
4054 (mep_function_arg_advance): Delete.
4055 * config/mep/mep.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4056 * config/mep/mep.c (mep_function_arg): Make static. Take a
4057 const_tree and a bool.
4058 (mep_function_arg_advance): Likewise.
4059 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4060
4061 2010-10-09 Richard Guenther <rguenther@suse.de>
4062
4063 PR tree-optimization/45945
4064 * tree-ssa.c (execute_update_addresses_taken): Fixup LHS scanning.
4065
4066 2010-10-09 Eric Botcazou <ebotcazou@adacore.com>
4067
4068 PR tree-optimization/45612
4069 * ipa-split.c (test_nonssa_use): Remove bogus ATTRIBUTE_UNUSED.
4070 Test LABEL_DECLs as well. Fix formatting issues.
4071 (verify_non_ssa_vars): Return false for a GIMPLE_LABEL statement
4072 whose label is present in NON_SSA_VARS.
4073 (mark_nonssa_use): Remove bogus ATTRIBUTE_UNUSED. Handle LABEL_DECLs
4074 as well. Fix formatting issues.
4075 (visit_bb): Fix typos and formatting issue.
4076
4077 2010-10-09 Nathan Froyd <froydnj@codesourcery.com>
4078
4079 PR tree-optimization/45950
4080 * tree-ssa-sccvn.c (init_vn_nary_op_from_pieces): Consult length
4081 before initializing vno->op.
4082
4083 2010-10-09 Ralf Corsépius <ralf.corsepius@rtems.org>
4084
4085 * config.gcc (bfin*-rtems*): Add newlib-stdint.h.
4086 * config.gcc (lm32*-rtems*): Add newlib-stdint.h.
4087
4088 2010-10-08 H.J. Lu <hongjiu.lu@intel.com>
4089
4090 PR target/45913
4091 * config/i386/i386.c (ix86_binary_operator_ok): Support
4092 "andhi/andsi/anddi" as a zero-extending move.
4093
4094 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4095
4096 * builtins.c (fold_call_stmt): Don't copy gimple call arguments
4097 into a temporary array.
4098
4099 2010-10-08 Jakub Jelinek <jakub@redhat.com>
4100
4101 PR tree-optimization/45903
4102 * simplify-rtx.c (simplify_subreg): Optimize lowpart SUBREG
4103 of {A,L}SHIFTRT of MEM.
4104
4105 2010-10-08 Richard Guenther <rguenther@suse.de>
4106
4107 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
4108 Re-construct BLOCK_VARS.
4109 (lto_input_ts_block_tree_pointers): Do not stream BLOCK_VARS.
4110 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
4111 * tree.c (free_lang_data_in_block): Remove.
4112 (free_lang_data_in_decl): Do not touch DECL_CONTEXT of non-PARM_DECLs.
4113 Do not touch the BLOCK tree.
4114 * expr.c (expand_expr_real_1): Allow externals.
4115
4116 2010-10-08 Richard Guenther <rguenther@suse.de>
4117
4118 * lto-streamer-out.c (lto_output_ts_block_tree_pointers):
4119 Do not output BLOCK_SUBBLOCKS.
4120 * lto-streamer-in.c (lto_input_ts_block_tree_pointers):
4121 Reserve exact space needed for BLOCK_NONLOCALIZED_VARS.
4122 Re-construct BLOCK_SUBBLOCKS of parent block.
4123 (lto_input_ts_binfo_tree_pointers): Reserve exact space needed
4124 for BINFO_BASE_ACCESSES.
4125
4126 2010-10-08 Joseph Myers <joseph@codesourcery.com>
4127
4128 * Makefile.in (TM_H): Include $(FLAGS_H) instead of options.h.
4129 (TREE_H): Include $(FLAGS_H) instead of options.h.
4130 (opts-common.o): Depend on $(FLAGS_H) instead of options.h.
4131 * c-objc-common.h (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define.
4132 * common.opt (flag_complex_method, flag_evaluation_order,
4133 flag_ira_algorithm, flag_ira_region, flag_warn_unused_result): New
4134 Variable declarations.
4135 * configure.ac (tm_include_list): Include flags.h instead of options.h.
4136 * configure: Regenerate.
4137 * flags.h: Condition out contents for target libraries. Include
4138 options.h at end of file.
4139 (flag_complex_method, flag_ira_algorithm, flag_ira_region,
4140 flag_evaluation_order, flag_warn_unused_result): Remove.
4141 * gcc.c (main): Intialize global_options with global_options_init.
4142 * langhooks-def.h (lhd_init_options_struct): Declare.
4143 (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define.
4144 (LANG_HOOKS_INITIALIZER): Include LANG_HOOKS_INIT_OPTIONS_STRUCT.
4145 * langhooks.c (lhd_init_options_struct): New.
4146 * langhooks.h (struct lang_hooks): Add init_options_struct.
4147 Update comment on init_options.
4148 * optc-gen.awk: Generate initializer for global_options_init, not
4149 global_options.
4150 * opth-gen.awk: Condition out structure declarations for target
4151 libraries. Declare global_options_init.
4152 * opts-common.c: Include flags.h instead of options.h.
4153 * opts.c (flag_warn_unused_result): Remove.
4154 (read_cmdline_options): Take gcc_options parameters. Pass them to
4155 read_cmdline_option.
4156 (initial_lang_mask, initial_min_crossjump_insns,
4157 initial_max_fields_for_field_sensitive,
4158 initial_loop_invariant_max_bbs_in_loop): Define at file scope.
4159 (init_options_once): New. Split out of decode_options.
4160 (init_options_struct): New. Split out of decode_options.
4161 (decode_cmdline_options_to_array_default_mask): New.
4162 (default_options_optimization): New. Split out of decode_options.
4163 (decode_options): Move most code to other functions. Update call
4164 to read_cmdline_options.
4165 (finish_options): New. Split out of decode_options.
4166 * opts.h (decode_options): Add gcc_options parameters.
4167 (init_options_once, init_options_struct,
4168 decode_cmdline_options_to_array_default_mask): New.
4169 * toplev.c (flag_complex_method, flag_ira_algorithm,
4170 flag_ira_region, flag_evaluation_order): Remove.
4171 (general_init): Use global_options_init for initial flag values
4172 for global_dc.
4173 (toplev_main): Call init_options_once, init_options_struct,
4174 lang_hooks.init_options_struct,
4175 decode_cmdline_options_to_array_default_mask and
4176 lang_hooks.init_option before decode_options. Update arguments to
4177 decode_options.
4178 * tree.h: Include flags.h instead of options.h.
4179
4180 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4181
4182 * config/rx/rx.c (TARGET_EXCEPT_UNWIND_INFO): Define.
4183
4184 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4185
4186 * config/sparc/sparc-protos.h (function_arg_advance, function-arg):
4187 Delete.
4188 * config/sparc/sparc.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete.
4189 (FUNCTION_INCOMING_ARG): Delete.
4190 * config/sparc/sparc.c (scan_record_type): Const-ify tree argument.
4191 (function_arg_slotno): Likewise. Take bool arguments.
4192 (sparc_arg_partial_bytes): Update call to it.
4193 (function_arg): Rename to...
4194 (sparc_function_arg_1): ...this. Take bool arguments.
4195 (sparc_function_arg, sparc_function_incoming_arg): New functions.
4196 (function_arg_advance): Rename to...
4197 (sparc_function_arg_advance): ...this. Take bool argument.
4198 (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG): Define.
4199 (TARGET_FUNCTION_INCOMING_ARG): Define.
4200
4201 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4202
4203 * config/bfin/bfin-protos.h (function_arg, function_arg_advance):
4204 Delete.
4205 * config/bfin/bfin.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4206 * config/bfin/bfin.c (function_arg_advance): Rename to...
4207 (bfin_function_arg_advance): ...this. Make static. Take const_tree
4208 and bool arguments.
4209 (function_arg): Rename to...
4210 (bfin_function_arg): ...this. Make static. Take const_tree and bool
4211 arguments.
4212 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4213
4214 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4215
4216 * config/score/score-protos.h (score_function_arg): Delete.
4217 (score_function_arg_advance): Delete.
4218 * config/score/score3.h (score3_function_arg_advance): Take a
4219 const_tree and a bool.
4220 (score3_function_arg): Likewise.
4221 * config/score/score7.h (score7_function_arg_advance): Likewise.
4222 (score7_function_arg): Likewise.
4223 * config/score/score3.c (score3_classify_arg): Likewise.
4224 (score3_function_arg_advance, score3_function_arg): Likewise.
4225 * config/score/score7.c (score7_classify_arg): Likewise.
4226 (score7_function_arg_advance, score7_function_arg): Likewise.
4227 * config/score/score.c (score_function_arg_advance): Likewise.
4228 (score_function_arg): Likewise. De-const-ify `cum' argument.
4229 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4230
4231 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4232
4233 * config/s390/s390-protos.h (s390_function_arg_advance): Delete.
4234 (s390_function_arg): Delete.
4235 * config/s390/s390.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
4236 * config/s390/s390.c (s390_function_arg_float): Take a const_tree.
4237 (s390_function_arg_integer): Likewise.
4238 (s390_function_arg_advance): Make static. Take a const_tree and
4239 a bool.
4240 (s390_function_arg): Likewise.
4241 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4242
4243 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4244
4245 * config/spu/spu-protos.h (spu_function_arg): Delete.
4246 * config/spu/spu.h (FUNCTION_ARG): Delete.
4247 (FUNCTION_ARG_ADVANCE): Move code to ...
4248 * config/spu/spu.c (spu_function_arg_advance): New function.
4249 (spu_function_arg): Make static. Take a const_tree and a bool.
4250 (spu_setup_incoming_varargs): Call spu_function_arg_advance.
4251 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
4252
4253 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4254
4255 * config/rx/rx.c (TARGET_EXCEPT_UNWIND_INFO): Define.
4256
4257 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4258
4259 * tree-ssa-sccvn.c (init_vn_nary_op_from_pieces): New function.
4260 (init_vn_nary_op_from_op): New function.
4261 (init_vn_nary_op_from_stmt): New function.
4262 (vn_nary_op_lookup_1): New function.
4263 (sizeof_vn_nary_op): New function.
4264 (alloc_vn_nary_op_noinit): New function.
4265 (alloc_vn_nary_op): New function.
4266 (vn_nary_op_insert_into): New function.
4267 (vn_nary_op_lookup_pieces): Rewrite to use new helper functions.
4268 (vn_nary_op_lookup): Likewise.
4269 (vn_nary_op_lookup_stmt): Likewise.
4270 (vn_nary_op_insert_pieces): Likewise.
4271 (vn_nary_op_insert): Likewise.
4272 (vn_nary_op_insert_stmt): Likewise.
4273 (copy_nary): Likewise.
4274 (set_value_id_for_result): New function.
4275 (set_hashtable_value_ids): Call it.
4276
4277 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4278
4279 * config/fr30/fr30.c (TARGET_EXCEPT_UNWIND_INFO): Define.
4280 * config/fr30/fr30.md (leave_func): Rewrite without post_inc.
4281
4282 2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
4283
4284 * config/mcore/mcore.h (INCOMING_RETURN_ADDR_RTX): Define.
4285 * config/mcore/mcore.c (TARGET_EXCEPT_UNWIND_INFO): Define.
4286
4287 2010-10-08 Alexandre Oliva <aoliva@redhat.com>
4288
4289 PR debug/45656
4290 * cse.c (cse_extended_basic_block): Preserve cc0 info across
4291 debug isnsn. Skip them when searching for cc0 setter.
4292 (set_live_p): Skip debug insns when searching for cc0 user.
4293
4294 2010-10-08 Alexandre Oliva <aoliva@redhat.com>
4295
4296 PR debug/45673
4297 PR debug/45604
4298 PR debug/45419
4299 PR debug/45408
4300 * tree-pretty-print.c (dump_generic_node): Explicitly dump the
4301 type of MEM_REFs to INTEGER_CSTs.
4302
4303 2010-10-07 Nathan Froyd <froydnj@codesourcery.com>
4304
4305 * config/m68hc11/m68hc11.c (m68hc11_print_operand): Call
4306 m68hc11_print_operand_address.
4307
4308 2010-10-07 Nathan Froyd <froydnj@codesourcery.com>
4309
4310 * builtins.c (rewrite_call_expr): Move code to...
4311 (rewrite_call_expr_valist): ...here. Call build_call_expr_loc_array.
4312 (rewrite_call_expr_array): New function.
4313 (fold_builtin_sprintf_chk_1): New function.
4314 (fold_builtin_sprintf_chk): Call it.
4315 (gimple_fold_builtin_sprintf_chk): Likewise.
4316 (fold_builtin_snprintf_chk_1): New function.
4317 (fold_builtin_snprintf_chk): Call it.
4318 (gimple_fold_builtin_snprintf_chk): Likewise.
4319 (gimple_rewrite_call_expr): Delete.
4320
4321 2010-10-07 Dave Korn <dave.korn.cygwin@gmail.com>
4322
4323 * config.host: Update copyright year.
4324
4325 2010-10-07 Dave Korn <dave.korn.cygwin@gmail.com>
4326
4327 * config.host (host_lto_plugin_soname): New shell variable.
4328 * configure.ac (LTOPLUGINSONAME): Add an AC_DEFINE for the above.
4329 * config.in: Regenerate.
4330 * configure: Regenerate.
4331 * gcc.c (main): Use LTOPLUGINSONAME instead of hard-coding name of
4332 LTO plugin shared library.
4333
4334 2010-10-07 Richard Henderson <rth@redhat.com>
4335
4336 * target.h (enum unwind_info_type): Move ...
4337 * coretypes.h: ... here.
4338
4339 2010-10-07 Nicola Pero <nicola.pero@meta-innovation.com>
4340
4341 * doc/objc.texi (Fast enumeration protocol): Mention that
4342 'unsigned int' can also be used instead of 'unsigned long' in
4343 countByEnumeratingWithState:objects:count:.
4344
4345 2010-10-07 Martin Jambor <mjambor@suse.cz>
4346
4347 * tree-sra.c (struct access): New field grp_assignment_write.
4348 (dump_access): Dump grp_assignment_write.
4349 (build_accesses_from_assign): Set grp_assignment_write.
4350 (sort_and_splice_var_accesses): Aggregate grp_assignment_write.
4351 (mark_read_status): Renamed to mark_rw_status, individual values
4352 renamed too.
4353 (analyze_access_subtree): Changed type of mark_write to
4354 mark_read_status. Fixed propagating of mark_read and
4355 mark_write. Changed benefit estimate. Updated comment.
4356
4357 2010-10-07 Tejas Belagod <tejas.belagod@arm.com>
4358
4359 PR Tree-Vect/45847
4360 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Add NULL
4361 check for vectype_out returned by get_vectype_for_scalar_type().
4362
4363 2010-10-07 Tejas Belagod <tejas.belagod@arm.com>
4364
4365 PR target/45805
4366 * config/arm/neon.md (neon_unpack<US>_<mode>): Add 'w' to
4367 constraint, add register specifier in instruction template.
4368 (neon_vec_pack_trunc_<mode>): Likewise.
4369 (neon_vec_<US>mult_<mode>): Add register specifier to
4370 instruction template.
4371
4372 2010-10-07 Dave Korn <dave.korn.cygwin@gmail.com>
4373
4374 * config.gcc (c_target_objs)[i?86-*-pe|i?86-*-cygwin*]: Don't add
4375 cygwin2.o.
4376 (cxx_target_objs)[i?86-*-pe|i?86-*-cygwin*]: Likewise.
4377 (extra_gcc_objs)[i?86-*-pe|i?86-*-cygwin*]: Don't add cygwin1.o.
4378 * config/i386/t-cygwin (cygwin1.o): Delete build rule.
4379 (cygwin2.o): Likewise.
4380 * config/i386/cygwin1.c: Delete file.
4381 * config/i386/cygwin2.c: Likewise.
4382 * config/i386/cygwin.h (CPP_SPEC): Remove all %{mno-cygwin} specs and
4383 make all {%!mno-cygwin} ones unconditional.
4384 (STARTFILE_SPEC): Likewise.
4385 (REAL_LIBGCC_SPEC): Likewise.
4386 (LIB_SPEC): Likewise.
4387 (CXX_WRAP_SPEC): Likewise.
4388 (LINK_SPEC): Likewise.
4389 (CYGWIN_MINGW_SUBDIR): Delete now-unused macro definition.
4390 (CYGWIN_MINGW_SUBDIR_LEN): Likewise.
4391 (cygwin_gplusplus_include_dir): Delete now-unused array.
4392 (GPLUSPLUS_INCLUDE_DIR): Don't redefine to point to it.
4393 (cygwin_gplusplus_tool_include_dir): Delete now-unused array.
4394 (GPLUSPLUS_TOOL_INCLUDE_DIR): Don't redefine to point to it.
4395 (cygwin_gplusplus_backward_include_dir): Delete now-unused array.
4396 (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Don't redefine to point to it.
4397 (cygwin_local_include_dir): Delete now-unused array.
4398 (LOCAL_INCLUDE_DIR): Don't redefine to point to it.
4399 (cygwin_cross_include_dir): Delete now-unused array.
4400 (CROSS_INCLUDE_DIR): Don't redefine to point to it.
4401 (cygwin_tool_include_dir): Delete now-unused array.
4402 (TOOL_INCLUDE_DIR): Don't redefine to point to it.
4403 (cygwin_standard_include_dir): Delete now-unused array.
4404 (STANDARD_INCLUDE_DIR): Don't redefine to point to it.
4405 (GEN_CVT_ARRAY): Delete now-unused macro definition.
4406 (cvt_to_mingw): Delete now-unused array.
4407 (mingw_scan): Remove prototype of deleted function.
4408 (GCC_DRIVER_HOST_INITIALIZATION): Don't define now-unused target macro.
4409 * config/i386/cygming.opt (mcygwin): Delete target-specific option.
4410 * doc/invoke.texi (-mcygwin): Don't document removed option.
4411 (-mno-cygwin): Likewise.
4412
4413 2010-10-07 Richard Guenther <rguenther@suse.de>
4414
4415 * machmode.h (mode_for_vector): Declare.
4416 * stor-layout.c (mode_for_vector): New function, split out from ...
4417 (layout_type): ... here.
4418 * tree-vectorizer.h (current_vector_size): Declare.
4419 * tree-vect-stmts.c (perm_mask_for_reverse): Check if the
4420 mask vector type is available.
4421 (get_vectype_for_scalar_type): Rename to ...
4422 (get_vectype_for_scalar_type_and_size): ... this. Get a vector
4423 size argument.
4424 (get_vectype_for_scalar_type): New wrapper around
4425 get_vectype_for_scalar_type_and_size using current_vector_size.
4426 (get_same_sized_vectype): Use get_vectype_for_scalar_type_and_size.
4427 * tree-vect-loop.c (vect_analyze_loop_2): Split out core part
4428 of vect_analyze_loop here.
4429 (vect_analyze_loop): Loop over vector sizes calling vect_analyze_loop_3.
4430 * tree-vect-slp.c (vect_slp_analyze_bb): Set current_vector_size
4431 to autodetect.
4432 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Fix
4433 V8SF to V8SI conversion builtin.
4434
4435 2010-10-07 Richard Guenther <rguenther@suse.de>
4436
4437 * target.def (autovectorize_vector_sizes): New target hook.
4438 * targhooks.c (default_autovectorize_vector_sizes): New function.
4439 * targhooks.h (default_autovectorize_vector_sizes): Declare.
4440 * doc/tm.texi.in (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES):
4441 Document.
4442 * doc/tm.texi: Update.
4443 * config/i386/i386.c (ix86_autovectorize_vector_sizes): New function.
4444 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
4445
4446 2010-10-07 Richard Guenther <rguenther@suse.de>
4447
4448 * target.def (units_per_simd_word): Rename to ...
4449 (preferred_simd_mode): ... this. Return mode instead of size.
4450 * targhooks.c (default_units_per_simd_word): Rename to ...
4451 (default_preferred_simd_mode): ... this. Return word_mode.
4452 * targhooks.h (default_preferred_simd_mode): Declare.
4453 * config/arm/arm.c (arm_units_per_simd_word): Rename to ...
4454 (arm_preferred_simd_mode): ... this. Re-implement.
4455 * config/i386/i386.c (ix86_units_per_simd_word): Rename to ...
4456 (ix86_preferred_simd_mode): ... this. Re-implement.
4457 * config/sparc/sparc.c (sparc_units_per_simd_word): Rename to ...
4458 (sparc_preferred_simd_mode): ... this. Re-implement.
4459 * config/mips/mips.c (mips_units_per_simd_word): Rename to ...
4460 (mips_preferred_simd_mode): ... this. Re-implement.
4461 * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Rename to ...
4462 (rs6000_preferred_simd_mode): ... this. Re-implement.
4463 * tree-vect-stmts.c (get_vectype_for_scalar_type): Adjust.
4464 * doc/tm.texi.in (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Remove.
4465 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Document.
4466 * doc/tm.texi: Update.
4467
4468 2010-10-07 Richard Guenther <rguenther@suse.de>
4469
4470 PR middle-end/45869
4471 * tree-cfg.c (verify_gimple_assign_binary): Allow vector shifts
4472 of pointers.
4473
4474 2010-10-07 Alan Modra <amodra@gmail.com>
4475
4476 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use gen_int_mode
4477 rather than sign extension by hand.
4478
4479 2010-10-07 Jan Hubicka <jh@suse.cz>
4480
4481 PR middle-end/45926
4482 * ipa.c (cgraph_remove_unreachable_nodes): Revert my previous patch.
4483
4484 2010-10-07 Richard Guenther <rguenther@suse.de>
4485
4486 PR bootstrap/45914
4487 * configure.ac: Fix typo.
4488 * configure: Regenerated.
4489
4490 2010-10-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4491
4492 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Don't use
4493 define_builtin_std where it's unnecessary.
4494 * config/i386/nto.h (TARGET_OS_CPP_BUILTINS): Likewise.
4495
4496 2010-10-06 Anatoly Sokolov <aesok@post.ru>
4497
4498 * doc/tm.texi.in (CLASS_LIKELY_SPILLED_P): Remove documentation.
4499 * doc/tm.texi.in: Regenerate.
4500 * system.h (CLASS_LIKELY_SPILLED_P): Poison.
4501 * targhooks.c (default_class_likely_spilled_p): Don't use the
4502 CLASS_LIKELY_SPILLED_P macro.
4503
4504 * config/arm/arm.md: Update comment.
4505
4506 2010-10-06 Jan Hubicka <jh@suse.cz>
4507
4508 * ipa.c (cgraph_remove_unreachable_nodes): External references can
4509 always be removed.
4510 (cgraph_externally_visible_p): We can not bring local comdats that
4511 are known to linker; fix handling of internal visibility.
4512 (function_and_variable_visibility): Likewise.
4513
4514 2010-10-06 Eric Botcazou <ebotcazou@adacore.com>
4515
4516 PR rtl-optimization/45394
4517 * combine.c (cleanup_auto_inc_dec): Remove AFTER parameter and adjust.
4518 (struct rtx_subst_pair): Remove AFTER field.
4519 (propagate_for_debug_subst): Adjust call to cleanup_auto_inc_dec.
4520 (propagate_for_debug): Remove MOVE parameter and adjust.
4521 (try_combine): In the special case where I2 is a PARALLEL, combine only
4522 destinations of SETs and set I2SRC to the I2 source.
4523 Adjust calls to propagate_for_debug throughout.
4524 * reload1.c (eliminate_regs_1) <ASM_OPERANDS>: Do not abort for debug
4525 insns.
4526
4527 2010-10-06 Olivier Hainque <hainque@adacore.com>
4528
4529 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Rewrite
4530 switch on insn codes as sequence of ifs.
4531
4532 2010-10-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4533
4534 * config/picochip/picochip.c (TARGET_EXCEPT_UNWIND_INFO): Define it to
4535 be UI_NONE for picochip.
4536 (picochip_option_override): Do not disable exception flags.
4537 * config/picochip/picochip-protos.h (picochip_except_unwind_info):
4538 Declare.
4539
4540 2010-10-06 Richard Guenther <rguenther@suse.de>
4541
4542 * Makefile.in (regmove.o): Depend on $(TARGET_H).
4543
4544 2010-10-06 Nicola Pero <nicola.pero@meta-innovation.com>
4545
4546 Implemented fast enumeration for Objective-C.
4547 * c-parser.c (objc_could_be_foreach_context): New.
4548 (c_lex_one_token): Recognize RID_IN keyword in a potential
4549 Objective-C foreach context.
4550 (c_parser_declaration_or_fndef): Added parameter. Accept
4551 Objective-C RID_IN keyword as terminating a declaration; in that
4552 case, return the declaration in the new parameter.
4553 (c_parser_extenral_declaration): Updated calls to
4554 c_parser_declaration_or_fndef.
4555 (c_parser_declaration_or_fndef): Same change.
4556 (c_parser_compound_statement_nostart): Same change.
4557 (c_parser_label): Same change.
4558 (c_parser_objc_methodprotolist): Same change.
4559 (c_parser_omp_for_loop): Same change.
4560 (c_parser_for_statement): Detect and parse Objective-C foreach
4561 statements.
4562 (c_parser_omp_for_loop): Updated call to check_for_loop_decls().
4563 * c-decl.c (check_for_loop_decls): Added parameter to allow ObjC
4564 fast enumeration parsing code to turn off the c99 error but still
4565 perform checks on the loop declarations.
4566 * c-tree.h (check_for_loop_decls): Updated declaration.
4567 * doc/objc.texi: Document fast enumeration.
4568
4569 2010-10-06 Nick Clifton <nickc@redhat.com>
4570
4571 * config/mn10300/mn10300.h (FIRST_PSEUDO_REGISTER): Increment by one.
4572 (MDR_REGNUM): Define.
4573 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add MDR as a fixed register.
4574 (REG_CLASS_CONTENTS): Add MDR to ALL_REGS.
4575 (INCOMING_RETURN_ADDR_RTX): Define in terms of MDR.
4576 (REGISTER_NAMES): Add MDR.
4577 (DWARF2_DEBUGGING_INFO): Define to 1.
4578 * config/mn10300/mn10300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
4579 (F): New function. Sets RTX_FRAME_RELATED_P.
4580 (mn10300_gen_multiple_store): Use F.
4581 (expand_prologue): Use F. Use gen_movsf() to push floating
4582 point registers.
4583 (expand_epilogue): Use gen_movsf() to pop floating point registers.
4584 (mn10300_option_override): Disable combine stack adjust pass.
4585
4586 2010-10-06 Thomas Schwinge <thomas@schwinge.name>
4587
4588 PR target/45901
4589 * config/alpha/gnu.h (TARGET_OS_CPP_BUILTINS): Refer to
4590 LINUX_TARGET_OS_CPP_BUILTINS instead of HURD_TARGET_OS_CPP_BUILTINS.
4591
4592 2010-10-06 Jakub Jelinek <jakub@redhat.com>
4593
4594 * builtins.def (BUILT_IN_CALLOC, BUILT_IN_REALLOC,
4595 BUILT_IN_ISALNUM, BUILT_IN_ISALPHA, BUILT_IN_ISASCII,
4596 BUILT_IN_ISBLANK, BUILT_IN_ISCNTRL, BUILT_IN_ISDIGIT,
4597 BUILT_IN_ISGRAPH, BUILT_IN_ISLOWER, BUILT_IN_ISPRINT,
4598 BUILT_IN_ISPUNCT, BUILT_IN_ISSPACE, BUILT_IN_ISUPPER,
4599 BUILT_IN_ISXDIGIT, BUILT_IN_TOASCII, BUILT_IN_TOLOWER,
4600 BUILT_IN_TOUPPER): Mark as leaf.
4601
4602 PR middle-end/45838
4603 * omp-builtins.def (BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
4604 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
4605 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
4606 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
4607 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_TASK,
4608 BUILT_IN_GOMP_PARALLEL_SECTIONS_START): Use
4609 Revert back to ATTR_NOTHROW_LIST instead of ATTR_NOTHROW_LEAF_LIST.
4610
4611 2010-10-05 Anatoly Sokolov <aesok@post.ru>
4612
4613 * config/m68hc11/m68hc11.h (CLASS_LIKELY_SPILLED_P): Remove.
4614 * config/m68hc11/m68hc11.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
4615 (m68hc11_class_likely_spilled_p): New function.
4616
4617 2010-10-05 Nicola Pero <nicola.pero@meta-innovation.com>
4618
4619 * c-parser.c (c_parser_objc_method_definition): Updated comment.
4620
4621 2010-10-05 Jan Hubicka <jh@suse.cz>
4622
4623 * doc/invoke.texi (-flto-partition, lto-partitions, lto-minpartition):
4624 Document.
4625 * opts.c (decode_options): Handle lto partitions.
4626 * common.opt (flto-partition=1to1, flto-partition=balanced): New.
4627 * params.def (PARAM_LTO_PARTITIONS, MIN_PARTITION_SIZE): New.
4628
4629 2010-10-05 Jan Hubicka <jh@suse.cz>
4630
4631 * cgraphunit.c (assemble_function): Output thunks and aliases before
4632 the function itself.
4633
4634 2010-09-29 Hariharan Sandanagobalane <hariharan@picochip.com>
4635
4636 * config/picochip/picochip.c (picochip_option_override): Disable
4637 exception flags for picochip.
4638
4639 2010-10-05 Joseph Myers <joseph@codesourcery.com>
4640
4641 * opts-common.c (handle_option, handle_generated_option,
4642 read_cmdline_option, set_option): Add diagnostic_context
4643 parameter. Update calls among these functions.
4644 (set_option): Don't use global_dc.
4645 * opts.c (read_cmdline_options): Pass global_dc to read_cmdline_option.
4646 (decode_options): Pass global_dc to enable_warning_as_error.
4647 (common_handle_option): Pass global_dc to enable_warning_as_error.
4648 (enable_warning_as_error): Add diagnostic_context parameter.
4649 Document parameters. Don't use global_dc. Pass
4650 diagnostic_context parameter to handle_generated_option.
4651 * opts.h (set_option, handle_option, handle_generated_option,
4652 read_cmdline_option, enable_warning_as_error): Add
4653 diagnostic_context parameter.
4654 * Makefile.in (lto-opts.o): Update dependencies.
4655 * coretypes.h (struct diagnostic_context, diagnostic_context):
4656 Declare here.
4657 * diagnostic.h (diagnostic_context): Don't declare typedef here.
4658 * gcc.c (process_command): Pass global_dc to read_cmdline_option.
4659 * langhooks-def.h (struct diagnostic_context): Don't declare here.
4660 (lhd_print_error_function, lhd_initialize_diagnostics): Declare
4661 using diagnostic_context typedef.
4662 * langhooks.c (lhd_initialize_diagnostics): Declare using
4663 diagnostic_context typedef.
4664 * langhooks.h (struct diagnostic_context): Don't declare here.
4665 (initialize_diagnostics, print_error_function): Declare using
4666 diagnostic_context typedef.
4667 * lto-opts.c: Include diagnostic.h.
4668 (lto_reissue_options): Pass global_dc to set_option. Pass
4669 DK_UNSPECIFIED not 0.
4670 * plugin.c (plugins_internal_error_function): Declare using
4671 diagnostic_context typedef.
4672 * plugin.h (struct diagnostic_context): Don't declare here.
4673 (plugins_internal_error_function): Declare using
4674 diagnostic_context typedef.
4675
4676 2010-10-05 Olivier Hainque <hainque@adacore.com>
4677 Nicolas Roche <roche@adacore.com>
4678
4679 * config/vxworksae.h: Add missing VXWORKS_OS_CPP_BUILTINS.
4680 * config/rs6000/vxworks.h: Remove redundant CPP builtin definitions.
4681
4682 2010-10-05 Ira Rosen <irar@il.ibm.com>
4683
4684 PR tree-optimization/45752
4685 * tree-vect-slp.c (vect_get_mask_element): Remove static
4686 variables, make them function arguments.
4687 (vect_transform_slp_perm_load): Pass new arguments to
4688 vect_get_mask_element.
4689
4690 2010-10-05 Richard Guenther <rguenther@suse.de>
4691
4692 * value-prof.c (gimple_divmod_fixed_value): Work on SSA form.
4693 (gimple_mod_pow2): Likewise.
4694 (gimple_mod_subtract): Likewise.
4695 (gimple_ic): Likewise.
4696 (gimple_stringop_fixed_value): Likewise.
4697 * tree-profile.c (tree_init_edge_profiler): Mark profile
4698 functions nothrow and leaf.
4699 (add_abnormal_goto_call_edges): Remove.
4700 (tree_gen_edge_profiler): Work on SSA form.
4701 (tree_gen_ic_profiler): Likewise. Simplify.
4702 (do_tree_profiling): Update SSA form.
4703 (pass_tree_profile): Remove.
4704 (do_tree_profiling): Likewise.
4705 (gate_tree_profile_ipa): New function.
4706 (pass_ipa_tree_profile): New.
4707 (tree_profiling): Re-write as IPA pass. Properly drop const/pure
4708 state of instrumented functions.
4709 * passes.c (init_optimization_passes): Remove early non-SSA
4710 inlining. Move profiling after early optimizations.
4711 * ipa-inline.c (cgraph_gate_ipa_early_inlining): Remove.
4712 (pass_ipa_early_inline): Likewise.
4713 * tree-pass.h (pass_ipa_early_inline): Remove.
4714 (pass_tree_profile): Likewise.
4715 (pass_ipa_tree_profile): Declare.
4716
4717 2010-10-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4718 Christian Borntraeger <Christian.Borntraeger@de.ibm.com>
4719
4720 * config/s390/s390.c (z196_cost): New.
4721 (s390_handle_arch_option): Add -march=z196.
4722 (s390_option_override): Use the new cost function and use the z10
4723 defaults also for z196.
4724 (legitimate_reload_constant_p): Adjust comment.
4725 (legitimate_reload_fp_constant_p): New function.
4726 (s390_preferred_reload_class): Distingiush between FP and Int constants.
4727 (preferred_la_operand_p): Avoid la with index on z196.
4728 (s390_adjust_priority): Trigger also for z196.
4729 (s390_issue_rate): Issue rate for z196 is 3.
4730 (s390_z10_fix_long_loop_prediction): Rename to ...
4731 (s390_fix_long_loop_prediction): ... this.
4732 (s390_reorg): Apply the z10 adjustments also for z196.
4733 (s390_loop_unroll_adjust): Do this also for z196.
4734 * config/s390/s390.h (enum processor_type): Add PROCESSOR_2817_Z196.
4735 (enum processor_flags): Add PF_Z196.
4736 (TARGET_AVOID_CMP_AND_BRANCH): New macro.
4737 (TARGET_CPU_Z196, TARGET_Z196): New macros.
4738 * config.gcc: Enable z196 for --with-arch.
4739 * config/s390/2817.md: New file.
4740 * config/s390/2084.md: New type for multiply and add.
4741 * config/s390/2097.md: Likewise.
4742 * config/s390/s390.md (UNSPEC_POPCNT, UNSPEC_COPYSIGN)
4743 (UNSPECV_ATOMIC_OP): New constants.
4744 (fmadddf, fmaddsf): New values for type attribute.
4745 (z196prop): New insn attribute.
4746 (cpu, cpu_facility): Add z196.
4747 (ATOMIC_Z196): New code iterator.
4748 (noxa): New code attribute.
4749 (gk): New mode attribute.
4750 (*mov<mode>_64, *mov<mode>_31, *mov<mode>_64dfp, mov<mode>):
4751 Support load zero for fp constants.
4752 (fixuns_truncdddi2, fixuns_trunctddi2)
4753 (fixuns_trunc<BFP:mode><GPR:mode>2): Use the standard rtx pattern
4754 for z196.
4755 (fixuns_trunc<mode>si2, mov<mode>cc, popcountdi2, popcountsi2)
4756 (popcounthi2, popcountqi2): New expander.
4757 (*fixuns_trunc<FP:mode><GPR:mode>2_z196, floatsi<mode>2)
4758 (floatuns<GPR:mode><FP:mode>2, *mov<mode>cc, sync_<atomic><mode>)
4759 (sync_old_<atomic><mode>, *popcount<mode>, copysign<mode>3): New
4760 insn definition.
4761 (add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry1_cconly)
4762 (*add<mode>3_carry2_cc, *add<mode>3_carry2_cconly, *add<mode>3_cc)
4763 (*add<mode>3_cconly, *add<mode>3_cconly2, *add<mode>3_imm_cc)
4764 (*sub<mode>3, *sub<mode>3_borrow_cc, *sub<mode>3_borrow_cconly)
4765 (*sub<mode>3_cc, *sub<mode>3_cc2, *sub<mode>3_cconly)
4766 (*sub<mode>3_cconly2, *anddi3_cc, *anddi3_cconly, *anddi3, *andsi3_cc)
4767 (*andsi3_cconly, *andsi3_zarch, *andsi3_esa, *andhi3_zarch
4768 (*andqi3_zarch, *iordi3_cc, *iordi3_cconly, *iordi3, *iorsi3_cc)
4769 (*iorsi3_cconly, *iorsi3_zarch, *iorhi3_zarch, *iorqi3_zarch)
4770 (*xordi3_cc, *xordi3_cconly, *xordi3, *xorsi3_cc, *xorsi3_cconly)
4771 (*xorsi3, *xorhi3, *xorqi3, *<shift><mode>3, *<shift><mode>3_and)
4772 (*ashr<mode>3_cc, *ashr<mode>3_cconly, *ashr<mode>3)
4773 (*ashr<mode>3_cc_and, *ashr<mode>3_cconly_and, *ashr<mode>3_and):
4774 Support new z196 instructions.
4775
4776 2010-10-05 Richard Guenther <rguenther@suse.de>
4777
4778 PR middle-end/45877
4779 * gimple-fold.c (gimplify_and_update_call_from_tree): Handle
4780 case where gimplification optimizes away the stmt.
4781
4782 2010-10-04 Jakub Jelinek <jakub@redhat.com>
4783
4784 PR debug/45849
4785 * var-tracking.c (strip_pointer_flags): New function.
4786 (emit_note_insn_var_location): If rtx_equal_p check failed,
4787 retry on locations simplified with simplify_replace_fn_rtx
4788 and strip_pointer_flags as its callback.
4789
4790 2010-10-04 Jan Hubicka <jh@suse.cz>
4791
4792 * gimple-fold.c (static_object_in_other_unit_p): Rename to...
4793 (can_refer_decl_in_current_unit_p): ... this one; reverse return
4794 value; handle comdats too.
4795 (canonicalize_constructor_val): Use it; handle function_decls
4796 correctly.
4797 (gimple_fold_obj_type_ref_known_binfo): Likewise.
4798 * gimple.c (get_base_address): Accept all kinds of decls.
4799
4800 2010-10-04 Joseph Myers <joseph@codesourcery.com>
4801
4802 * flags.h (g_switch_value, g_switch_set): Remove.
4803 * opts.c (g_switch_value, g_switch_set): Remove.
4804 * config/g.opt (G): Add Var(g_switch_value).
4805 * config/alpha/alpha.c (alpha_handle_option): Don't handle -G here.
4806 (alpha_option_override): Check global_options_set.x_g_switch_value
4807 instead of g_switch_set.
4808 (alpha_in_small_data_p): Remove cast in comparison with
4809 g_switch_value.
4810 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Cast
4811 g_switch_value to unsigned HOST_WIDE_INT.
4812 * config/frv/frv.c (frv_const_unspec_p): Remove cast in comparison
4813 with g_switch_value.
4814 (frv_handle_option): Don't handle -G here.
4815 (frv_option_override): Check global_options_set.x_g_switch_value
4816 instead of g_switch_set. Don't modify g_switch_set.
4817 (frv_in_small_data_p): Remove cast in comparison with g_switch_value.
4818 * config/frv/frv.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Cast
4819 g_switch_value to unsigned HOST_WIDE_INT.
4820 * config/ia64/ia64.c (ia64_handle_option): Don't handle -G here.
4821 (ia64_option_override): Check global_options_set.x_g_switch_value
4822 instead of g_switch_set.
4823 * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION):
4824 Remove.
4825 (lm32_in_small_data_p): Remove cast in comparison with
4826 g_switch_value.
4827 * config/lm32/lm32.h (ASM_OUTPUT_ALIGNED_LOCAL,
4828 ASM_OUTPUT_ALIGNED_COMMON): Cast g_switch_value to unsigned
4829 HOST_WIDE_INT.
4830 * config/m32r/m32r.c (m32r_handle_option): Don't handle -G here.
4831 (m32r_init): Check global_options_set.x_g_switch_value instead of
4832 g_switch_set.
4833 (m32r_in_small_data_p): Remove cast in comparison with
4834 g_switch_value.
4835 (m32r_file_start): Format g_switch_value with %d.
4836 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_COMMON,
4837 ASM_OUTPUT_ALIGNED_BSS): Cast g_switch_value to unsigned HOST_WIDE_INT.
4838 * config/microblaze/microblaze.c (microblaze_handle_option): Don't
4839 handle -G here.
4840 (microblaze_option_override): Check
4841 global_options_set.x_g_switch_value instead of g_switch_set.
4842 * config/mips/mips.c (mips_handle_option): Don't handle -G here.
4843 (mips_option_override): Check global_options_set.x_g_switch_value
4844 instead of g_switch_set.
4845 * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle -G here.
4846 (rs6000_file_start): Format g_switch_value with %d.
4847 (small_data_operand, rs6000_elf_in_small_data_p): Remove casts in
4848 comparisons with g_switch_value.
4849 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Check
4850 global_options_set.x_g_switch_value instead of g_switch_set.
4851 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
4852 global_options_set.x_g_switch_value instead of g_switch_set.
4853 * config/score/score.c (score_handle_option): Don't handle -G here.
4854 * config/score/score3.c (score3_option_override): Check
4855 global_options_set.x_g_switch_value instead of g_switch_set.
4856 * config/score/score7.c (score7_option_override): Check
4857 global_options_set.x_g_switch_value instead of g_switch_set.
4858
4859 2010-10-04 Vladimir Makarov <vmakarov@redhat.com>
4860
4861 * common.opt (fira-coalesce): Remove.
4862
4863 * doc/invoke.texi (flag_ira_coalesce): Remove.
4864
4865 * ira-color.c (allocno_coalesced_p): Move before
4866 copy_freq_compare_func.
4867 processed_coalesced_allocno_bitmap): Ditto.
4868 (update_conflict_hard_regno_costs): Don't use
4869 ALLOCNO_FIRST_COALESCED_ALLOCNO.
4870 (allocno_cost_compare_func, print_coalesced_allocno): Remove.
4871 (assign_hard_reg): Assume no coalesced allocnos.
4872 (get_coalesced_allocnos_attributes): Remove.
4873 (bucket_allocno_compare_func): Assume no coalesced allocnos.
4874 (push_allocno_to_stack): Ditto.
4875 (remove_allocno_from_bucket_and_push): Use
4876 ira_print_expanded_allocno instead of print_coalesced_allocno.
4877 (push_allocnos_to_stack): Assume uncoalesced allocnos.
4878 (all_conflicting_hard_regs_coalesced): Ditto. Rename to
4879 all_conflicting_hard_regs.
4880 (setup_allocno_available_regs_num): Assume uncoalesced allocnos.
4881 (setup_allocno_left_conflicts_size): Ditto.
4882 (put_allocno_into_bucket): Ditto.
4883 (copy_freq_compare_func): Remove.
4884 (copy_freq_compare_func, merge_allocnos): Move before
4885 coalesced_pseudo_reg_freq_compare.
4886 coalesced_allocno_conflict_p): Ditto.
4887 (coalesced_allocno_conflict_p, coalesce_allocnos): Ditto. Remove
4888 parameter. Assume it true.
4889 (color_allocnos): Assume uncoalesced allocnos. Use
4890 ira_print_expanded_allocno instead of print_coalesced_allocno.
4891 (ira_sort_regnos_for_alter_reg): Call coalesce_allocnos without
4892 parameter.
4893
4894 * ira.c: Remove comment about coalescing.
4895
4896 2010-10-04 Joseph Myers <joseph@codesourcery.com>
4897
4898 * config/mips/mips.h (target_flags_explicit): Declare for
4899 GENERATOR_FILE.
4900
4901 2010-10-04 Andi Kleen <ak@linux.intel.com>
4902
4903 * Makefile.in (xgcc, cpp, cc1, collect2, lto-wrapper, gcov,
4904 gcov-dump, cc1-dummy, genprog, build/gcov-iov): Add + to build rule.
4905
4906 2010-10-04 Matthias Klose <doko@ubuntu.com>
4907
4908 * config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4909 multilib osdirname if it exists.
4910 * config/s390/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4911
4912 2010-10-04 Jakub Jelinek <jakub@redhat.com>
4913
4914 PR middle-end/45876
4915 * fold-const.c (fold_binary_loc) <case BIT_AND_EXPR>: Use
4916 arg0's type or its unsigned counterpart as utype. Convert
4917 arg1 to utype unconditionally.
4918
4919 2010-10-04 Julian Brown <julian@codesourcery.com>
4920
4921 * expr.c (expand_assignment): Add assertion to prevent emitting
4922 null rtx for movmisalign pattern.
4923 (expand_expr_real_1): Likewise.
4924 * config/arm/arm.c (arm_builtin_support_vector_misalignment): New.
4925 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): New. Use above.
4926 (arm_vector_alignment_reachable): New.
4927 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): New. Use above.
4928 (neon_vector_mem_operand): Disallow PRE_DEC for misaligned loads.
4929 (arm_print_operand): Include alignment qualifier in %A.
4930 * config/arm/neon.md (UNSPEC_MISALIGNED_ACCESS): New constant.
4931 (movmisalign<mode>): New expander.
4932 (movmisalign<mode>_neon_store, movmisalign<mode>_neon_load): New
4933 insn patterns.
4934
4935 2010-10-04 Joseph Myers <joseph@codesourcery.com>
4936
4937 * optc-gen.awk: Define global_options_set. Don't define
4938 target_flags_explicit.
4939 * opth-gen.awk: Declare global_options_set. Define
4940 target_flags_explicit as macro.
4941 * opts-common.c (handle_option): Take opts_set and generated_p
4942 parameters.
4943 (handle_generated_option, read_cmdline_option, set_option): Take
4944 opts_set parameter.
4945 (set_option): Use opts_set instead of hardcoding target_flags and
4946 target_flags_explicit.
4947 * opts.c (sel_sched_switch_set, profile_arc_flag_set,
4948 flag_profile_values_set, flag_unroll_loops_set, flag_tracer_set,
4949 flag_value_profile_transformations_set, flag_peel_loops_set,
4950 flag_branch_probabilities_set, flag_inline_functions_set,
4951 flag_ipa_cp_set, flag_ipa_cp_clone_set,
4952 flag_predictive_commoning_set, flag_unswitch_loops_set,
4953 flag_gcse_after_reload_set): Remove.
4954 (common_handle_option, lang_handle_option, target_handle_option):
4955 Take opts_set parameter. Assert that it is &global_options_set.
4956 (common_handle_option): Don't set _set variables. Check opts_set
4957 instead of such variables.
4958 (enable_warning_as_error): Pass &global_options_set to
4959 handle_generated_option.
4960 * opts.h (cl_option_handler_func.handler, set_option,
4961 handle_option, handle_generated_option, read_cmdline_option): Add
4962 opts_set parameters.
4963 (handle_option): Add generated_p parameter.
4964 * config/i386/i386.c (ix86_function_specific_save,
4965 ix86_function_specific_restore): Updat for renaming of
4966 target_flags_explicit field.
4967 * config/i386/i386.opt (target_flags_explicit): Rename to
4968 ix86_target_flags_explicit.
4969 * config/ia64/ia64.c (ia64_override_options_after_change): Check
4970 global_options_set.x_flag_selective_scheduling and
4971 global_options_set.x_flag_selective_scheduling2, not
4972 sel_sched_switch_set.
4973 * flags.h (sel_sched_switch_set,
4974 flag_speculative_prefetching_set): Remove.
4975 * gcc.c (driver_handle_option): Take opts_set parameter. Assert
4976 that it is &global_options_set.
4977 (process_command): Pass &global_options_set to read_cmdline_option.
4978 * lto-opts.c (lto_reissue_options): Pass &global_options_set to
4979 set_option.
4980 * toplev.c (target_flags_explicit): Remove.
4981
4982 2010-10-04 Jan Hubicka <jh@suse.cz>
4983
4984 PR middle-end/45871
4985 * tree-ssa-ccp.c (get_base_constructor): Take HOST_WIDE_INT offset;
4986 use get_ref_base_and_offset to handle references.
4987 (fold_const_aggregate_ref): Update.
4988
4989 2010-10-04 Martin Jambor <mjambor@suse.cz>
4990
4991 PR tree-optimization/45572
4992 * ipa-prop.c (ipa_make_edge_direct_to_target): Call
4993 ipa_check_create_node_params.
4994 * ipa-inline.c (add_new_edges_to_heap): Do not insert inlined edges.
4995
4996 2010-10-04 Yao Qi <yao@codesourcery.com>
4997
4998 * doc/passes.texi: Clean up.
4999
5000 2010-10-03 Ian Lance Taylor <iant@google.com>
5001
5002 * c-typeck.c (lookup_field): If -fplan9-extensions, permit
5003 referring to a field using a typedef name.
5004 (find_anonymous_field_with_type): New static function.
5005 (convert_to_anonymous_field): New static function.
5006 (convert_for_assignment): If -fplan9-extensions, permit converting
5007 pointer to struct to pointer to anonymous field.
5008 * c-decl.c (grokfield): If -fplan9-extensions, permit anonymous fields.
5009 (is_duplicate_field): New static function.
5010 (detect_field_duplicates_hash): If -fplan9-extensions, check for
5011 typedef names duplicating field names.
5012 (detect_field_duplicates): Likewise.
5013 * doc/invoke.texi (Option Summary): Mention -fplan9-extensions.
5014 (C Dialect Options): Document -fplan9-extensions.
5015 * doc/extend.texi (Unnamed Fields): Document -fplan9-extensions.
5016
5017 2010-10-03 H.J. Lu <hongjiu.lu@intel.com>
5018
5019 * tree-vect-data-refs.c (vect_analyze_data_ref_access): Revert
5020 revision 164914.
5021 (vect_create_data_ref_ptr): Likewise.
5022 * tree-vect-stmts.c (vectorizable_store): Likewise.
5023 (perm_mask_for_reverse): Likewise.
5024 (reverse_vec_elements): Likewise.
5025 (vectorizable_load): Likewise.
5026
5027 2010-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5028
5029 * cppbuiltin.c: New file.
5030 * cppbuiltin.h: New file.
5031 * Makefile.in: Take into account cppbuiltin.{h,c}.
5032
5033 2010-10-03 Andi Kleen <ak@linux.intel.com>
5034
5035 * lto-cgraph.c (input_cgraph): Check for missing sections.
5036
5037 2010-10-03 Uros Bizjak <ubizjak@gmail.com>
5038
5039 * config/i386/i386.md (*ashl<mode>3_mask): Change operand 2 predicate
5040 to nonimmediate_operand. Force operand 2 to register when allowed.
5041 (*<shiftrt_insn><mode>3_mask): Ditto.
5042 (*<rotate_insn><mode>3_mask): Ditto.
5043
5044 2010-10-02 H.J. Lu <hongjiu.lu@intel.com>
5045
5046 PR tree-optimization/45720
5047 PR tree-optimization/45764
5048 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5049 Don't accept backwards consecutive accesses.
5050 (vect_create_data_ref_ptr): Disallow negative steps.
5051
5052 * tree-vect-stmts.c (vectorizable_store): Allow negative steps.
5053 (perm_mask_for_reverse): Removed.
5054 (reverse_vec_elements): Likewise.
5055 (vectorizable_load): Don't handle negative steps.
5056
5057 2010-10-02 Jan Hubicka <jh@suse.cz>
5058
5059 * tree-ssa-ccp.c (ccp_fold_stmt): Fold away OBJ_TYPE_REF when
5060 call destination is known.
5061
5062 2010-10-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5063
5064 PR target/45820
5065 * config/pa/pa.c (pa_secondary_reload): Handle symbolic operands
5066 earlier.
5067
5068 2010-10-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5069
5070 * doc/install.texi (Configuration): Document build_configargs,
5071 host_configargs, target_configargs.
5072
5073 2010-10-01 Uros Bizjak <ubizjak@gmail.com>
5074
5075 * config/i386/i386.md (*ashl<mode>3_mask): New insn_and_split pattern.
5076 (*<shiftrt_insn><mode>3_mask): Ditto.
5077 (*<rotate_insn><mode>3_mask): Ditto.
5078
5079 2010-10-01 Steve Ellcey <sje@cup.hp.com>
5080
5081 PR tree-optimization/44716
5082 * config/ia64/hpux.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
5083 (HOT_TEXT_SECTION_NAME): Define.
5084
5085 2010-10-01 Nick Clifton <nickc@redhat.com>
5086
5087 * common.opt: Add -fcombine-stack-adjustments.
5088 * opts.c (decode_options): Enable -fcombine-stack-adjustments at -O1.
5089 * combine-stack-adj.c (gate_handle_stack_adjustments): Check
5090 flag_combine_stack_adjustments.
5091 * doc/invoke.texi: Document the new option.
5092
5093 2010-10-01 Richard Guenther <rguenther@suse.de>
5094
5095 PR tree-optimization/45854
5096 * tree-eh.c (cleanup_empty_eh): Avoid degenerate case.
5097
5098 2010-10-01 Anthony Green <green@moxielogic.com>
5099
5100 * config.gcc: Fix moxie-*-rtems* configuration.
5101
5102 2010-10-01 Richard Guenther <rguenther@suse.de>
5103
5104 * dwarf2out.c (gen_namespace_die): Use DECL_FILE_SCOPE_P.
5105 (gen_decl_die): Likewise.
5106
5107 2010-10-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5108
5109 * config/spu/spu.c (spu_init_builtins): No longer add END_BUILTINS
5110 to the function code for SPU MD builtins.
5111 (spu_expand_builtin): Update.
5112 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Update.
5113
5114 2010-10-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5115
5116 * config/spu/spu.c (TARGET_EXCEPT_UNWIND_INFO): Set to
5117 sjlj_except_unwind_info.
5118
5119 2010-10-01 Tristan Gingold <gingold@adacore.com>
5120
5121 * configure.ac: Define the nop insn for avr*-*-*
5122 * configure: Regenerate.
5123
5124 2010-10-01 Alan Modra <amodra@gmail.com>
5125
5126 PR target/45807
5127 * config/rs6000/rs6000.c (rs6000_emit_prologue): Properly sign
5128 extend toc_restore_insn.
5129
5130 2010-09-30 Richard Guenther <rguenther@suse.de>
5131
5132 PR tree-optimization/43959
5133 * function.c (gimplify_parameters): Use create_tmp_reg instead of
5134 create_tmp_var.
5135
5136 2010-09-30 Kaz Kojima <kkojima@gcc.gnu.org>
5137
5138 * config/sh/sh.c (sh_expand_prologue): Set
5139 current_function_static_stack_size.
5140
5141 2010-09-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5142
5143 * configure.ac: Check for Solaris 8 ld with .hidden support.
5144 * configure: Regenerate.
5145
5146 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5147
5148 PR middle-end/45758
5149 * graphite.c (graphite_initialize): Call scev_reset.
5150
5151 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5152
5153 * sese.h (scev_analyzable_p): Return false for real or floating
5154 point. Only handle INTEGRAL_TYPE_P and POINTER_TYPE_P.
5155
5156 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5157
5158 * graphite-clast-to-gimple.c (compute_bounds_for_level): Free le
5159 and ps.
5160 * graphite-poly.c (pbb_number_of_iterations_at_time): Free le and
5161 domain.
5162 * graphite-sese-to-poly.c (add_upper_bounds_from_estimated_nit):
5163 Do not allocate ub_expr, it is passed in initialized.
5164
5165 2010-09-30 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
5166
5167 * graphite-clast-to-gimple.c (init_cloog_input_file): New.
5168 (build_cloog_prog): Dump CLooG input file when
5169 flag_graphite_dump_cloog is set. This is disabled on trunk.
5170 * graphite-cloog-compat.h (cloog_program_dump_cloog): New.
5171
5172 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5173
5174 * graphite-clast-to-gimple.c (graphite_verify): Remove call to
5175 verify_dominators for CDI_POST_DOMINATORS.
5176 * sese.h: Remove comment about CDI_POST_DOMINATORS.
5177 (recompute_all_dominators): Remove call to free_dominance_info
5178 for CDI_POST_DOMINATORS. Remove call to calculate_dominance_info
5179 for CDI_POST_DOMINATORS.
5180
5181 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5182
5183 * graphite-poly.c (pbb_number_of_iterations_at_time): Only iterate
5184 over pbb_dim_iter_domain.
5185
5186 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5187
5188 * graphite-flattening.c: Fix comments.
5189
5190 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5191
5192 * Makefile.in (OBJS-common): Add graphite-flattening.o.
5193 (graphite-flattening.o): New rule.
5194 * common.opt (floop-flatten): New flag.
5195 * doc/invoke.texi (-floop-flatten): Documented.
5196 * graphite-flattening.c: New.
5197 * graphite-poly.c (apply_poly_transforms): Call flatten_all_loops.
5198 * graphite-poly.h (flatten_all_loops): Declared.
5199 (lst_remove_loop_and_inline_stmts_in_loop_father): New.
5200 * tree-ssa-loop.c (gate_graphite_transforms): When flag_loop_flatten
5201 is set, also set flag_graphite.
5202
5203 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5204
5205 * graphite-poly.c (cloog_checksum): New.
5206 * graphite-poly.h (cloog_checksum): Declared.
5207
5208 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5209
5210 * graphite-poly.c (pbb_number_of_iterations): Removed.
5211 (pbb_number_of_iterations_at_time): Correctly compute the number
5212 of iterations in the transformed loop.
5213 * graphite-poly.h (pbb_number_of_iterations): Removed.
5214
5215 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5216
5217 * graphite-poly.h (lst_update_scattering_seq): Removed.
5218 (lst_update_scattering): Correctly handle outermost loop dewey
5219 renumbering.
5220
5221 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5222
5223 * graphite-blocking.c (pbb_strip_mine_profitable_p): Renamed
5224 lst_strip_mine_profitable_p. Call lst_niter_for_loop.
5225 * graphite-poly.h (lst_niter_for_loop): New.
5226
5227 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5228
5229 * graphite-poly.c (apply_poly_transforms): Do not abort when the
5230 transform read from disk is not legal. Call fatal_error instead.
5231
5232 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5233
5234 * graphite-poly.c (print_pbb_body): Add missing closing parenthesis.
5235 (print_scop_header): Removed. Inlined in the only call place...
5236 (print_scop): ... here.
5237
5238 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5239
5240 * graphite-poly.h (lst_dewey_number): Use FOR_EACH_VEC_ELT.
5241
5242 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5243
5244 * graphite-poly.c (graphite_read_scop_file): Fix uninitialize warning.
5245
5246 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5247
5248 * graphite-dependences.c (dot_deps): Avoid set but not used warning.
5249 (dot_deps_stmt): Same.
5250 * graphite-poly.c (dot_lst): Same.
5251
5252 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5253
5254 * graphite-blocking.c (scop_do_strip_mine): Do not call
5255 graphite_legal_transform.
5256 (scop_do_block): Same.
5257
5258 2010-09-30 Vladimir Kargov <kargov@gmail.com>
5259
5260 * graphite-scop-detection.c (graphite_can_represent_loop): Correct the
5261 description.
5262
5263 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5264
5265 * tree-scalar-evolution.c (instantiate_array_ref): New.
5266 (instantiate_scev_r): Also handle ARRAY_REFs.
5267
5268 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5269
5270 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5271 Do not check for VAR_DECL, PARM_DECL, FUNCTION_DECL, LABEL_DECL,
5272 RESULT_DECL, and FIELD_DECL. Return false for an
5273 SSA_NAME_IS_DEFAULT_DEF.
5274 (compute_scalar_evolution_in_loop): Do not further analyze the
5275 scalar evolution when no_evolution_in_loop_p returns true.
5276
5277 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5278
5279 * tree-chrec.h (evolution_function_is_affine_p): Do not check
5280 whether CHREC_LEFT is invariant. A function is affine when
5281 CHREC_RIGHT is invariant.
5282
5283 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5284
5285 * graphite-sese-to-poly.c (reduction_phi_p): Remove check for
5286 is_gimple_reg.
5287 (rewrite_degenerate_phi): Same.
5288 (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.
5289
5290 2010-09-30 Vladimir Kargov <kargov@gmail.com>
5291
5292 * graphite-scop-detection.c (graphite_can_represent_scev,
5293 graphite_can_represent_expr, stmt_has_simple_data_refs_p,
5294 graphite_can_represent_loop): Remove outermost_loop.
5295
5296 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5297
5298 PR middle-end/45229
5299 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Do not
5300 handle GIMPLE_CALLs with no LHS.
5301
5302 2010-09-30 Riyadh Baghdadi <baghdadi.mr@gmail.com>
5303
5304 * graphite-poly.c (init_graphite_out_file): New.
5305 (init_graphite_in_file): New.
5306 (apply_poly_transforms): Updated to enable reading and writing of
5307 multiple scop files.
5308
5309 2010-09-30 Tobias Grosser <grosser@fim.uni-passau.de>
5310
5311 * graphite-scop-detection.c (graphite_can_represent_scev): Remove
5312 redundant checks.
5313
5314 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5315
5316 * graphite-clast-to-gimple.c (precision_for_value): Adjust
5317 computation of precision by 1.
5318
5319 2010-09-30 Riyadh Baghdadi <baghdadi.mr@gmail.com>
5320
5321 * graphite-cloog-util.c (openscop_read_cloog_matrix): New.
5322 (openscop_read_polyhedron_matrix): New.
5323 * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared.
5324 (openscop_read_N_int): Same.
5325 * graphite-poly.c (openscop_read_N_int): New.
5326 (openscop_read_one_int): New.
5327 (openscop_read_N_string): New.
5328 (openscop_read_one_string): New.
5329 (openscop_read_powerset_matrix): New.
5330 (graphite_read_transforms): Remove.
5331 (graphite_read_scatt): New.
5332 (graphite_read_scop_file): New.
5333 (apply_poly_transforms): Updated to call graphite_read_scop_file.
5334
5335 2010-09-30 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
5336
5337 * graphite-poly.c: Change include order.
5338
5339 2010-09-30 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
5340
5341 * graphite-cloog-compat.h (cloog_matrix_ncolumns): New.
5342 (cloog_matrix_nrows): New.
5343
5344 2010-09-30 Riyadh Baghdadi <baghdadi.mr@gmail.com>
5345
5346 * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces
5347 from matrix lines.
5348 * graphite-poly.c (openscop_print_scattering_function_1): Same.
5349 (print_scattering_function_1): Same.
5350 (openscop_print_pbb_domain): Same.
5351 (openscop_print_scop_context): Same.
5352 (print_scop_context): Same.
5353
5354 2010-09-30 Riyadh Baghdadi <baghdadi.mr@gmail.com>
5355
5356 * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation.
5357 (openscop_print_pdr_polyhedron): Print pph.
5358
5359 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5360
5361 * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in
5362 priority signed types.
5363
5364 2010-09-30 Sebastian Pop <sebastian.pop@amd.com>
5365
5366 * graphite-clast-to-gimple.c (max_signed_precision_type): Remove
5367 the call to lang_hooks.types.type_for_size. Call
5368 build_nonstandard_integer_type.
5369
5370 2010-09-30 Riyadh Baghdadi <baghdadi.mr@gmail.com>
5371
5372 * graphite-cloog-util.c (openscop_print_cloog_matrix): New.
5373 (openscop_print_polyhedron_matrix): New.
5374 * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared.
5375 * graphite-poly.c (openscop_print_pdr_polyhedron): Same.
5376 (openscop_print_pdr_powerset): New.
5377 (openscop_print_powerset_matrix): New.
5378 (openscop_print_scattering_function_1): New.
5379 (print_scattering_function): Add support for scattering names and
5380 OpenScop format.
5381 (graphite_write_transforms): Remove.
5382 (print_pdr_access_layout): Updated to support OpenScop format.
5383 (print_pdr): Same.
5384 (openscop_print_pbb_domain): New.
5385 (print_pbb_body): Added a parameter to allow indicating that pbb_body
5386 is not provided.
5387 (print_pbb): Updated to call the new print_pbb_body.
5388 (openscop_print_scop_context): New.
5389 (print_scop_header): New.
5390 (print_scop): Updated to call print_scop_header.
5391 * graphite-poly.h: Document OpenScop format.
5392
5393 2010-09-30 Anatoly Sokolov <aesok@post.ru>
5394
5395 * config/cris/m32c.c (cris_memory_move_cost): New.
5396 (cris_register_move_cost): Make static. Change arguments type from
5397 enum reg_class to reg_class_t.
5398 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
5399 * config/cris/cris.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
5400 * config/cris/cris-protos.h (cris_register_move_cost): Remove.
5401
5402 2010-09-30 Jakub Jelinek <jakub@redhat.com>
5403
5404 PR target/45843
5405 * config/i386/i386.c (ix86_gimplify_va_arg): Use
5406 INTVAL (XEXP (slot, 1)) as prev_size.
5407
5408 2010-09-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5409
5410 PR target/45837
5411 * config/rs6000/aix.h (TARGET_AIX_OS): Define to be 1.
5412 * config/rs6000/rs6000.h (TARGET_AIX_OS): Define to be 0 if not
5413 defined.
5414 * config/rs6000/option-defaults.h (toplevel): Change #if
5415 TARGET_AIX to TARGET_AIX_OS to allow compiler to build after
5416 global option changes.
5417
5418 2010-09-30 Jakub Jelinek <jakub@redhat.com>
5419
5420 * dwarf2out.c (mem_loc_descriptor): Handle IF_THEN_ELSE.
5421
5422 PR tree-optimization/31261
5423 * fold-const.c (fold_binary): Optimize ((A & N) + B) & M
5424 for constants M and N, M == (1LL << cst) - 1 && (N & M) == M.
5425
5426 2010-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5427
5428 PR bootstrap/45796
5429 * Makefile.in (build/gen%$(build_exeext)): Move rule after all
5430 special-casing for generators and turn into ...
5431 ((genprog:%=build/gen%$(build_exeext))): ... this static pattern
5432 rule, for better error messages in case of toplevel dependency errors.
5433 (genprog): Add hooks, rename to ...
5434 (genprogerr): ... this, and let genprog also contain check,
5435 checksum, condmd.
5436 ((genprog:%=build/gen%$(build_exeext))): Rename to ...
5437 ((genprogerr:%=build/gen%$(build_exeext))): ... this.
5438 (build/genhooks$(build_exeext)): Remove now-unneeded dependency.
5439
5440 2010-09-30 Jonathan Wakely <jwakely.gcc@gmail.com>
5441 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5442
5443 * doc/install.texi: Suggest using LD_LIBRARY_PATH to find libs
5444 for GMP, MPFR and MPC.
5445
5446 2010-09-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5447
5448 * config/sparc/sparc.opt (mimpure-text): Move ...
5449 * config/sol2.opt: ... here. Correct description.
5450 * config.gcc (*-*-solaris2*): Add sol2.opt to extra_options.
5451 * doc/invoke.texi (Option Summary, SPARC Options): Move
5452 -mimpure-text, -mno-impure-text, -threads, -pthreads, -pthread ...
5453 (Option Summary, Solaris 2 Options): ... here.
5454 (Submodel Options, Solaris 2 Options): New menu entry.
5455 (SPARC Options): Move -mimpure-text, -threads, -pthreads, -pthread ...
5456 (Solaris 2 Options): ... here.
5457
5458 2010-09-30 Michael Eager <eager@eagercon.com>
5459
5460 * extend.texi (interrupt_handler): Add MicroBlaze to list.
5461 (save_volatiles): Describe option for MicroBlaze.
5462 * invoke.texi: Add MicroBlaze Options.
5463 * contrib.texi: Add acknowledgment.
5464 * md.texi: Add MicroBlaze d and z constraints.
5465 * install.texi: Add microblaze-*-elf.
5466 * configure.ac: Add microblaze-*-* to target list.
5467 * configure: Regenerate.
5468 * config.gcc: Add microblaze*-*-*, microblaze*-linux*.
5469 * config/microblaze/microblaze-protos.h: New.
5470 * config/microblaze/crti.s: New.
5471 * config/microblaze/predicates.md: New.
5472 * config/microblaze/linux.h: New.
5473 * config/microblaze/microblaze.md: New.
5474 * config/microblaze/constraints.md: New.
5475 * config/microblaze/crtn.s: New.
5476 * config/microblaze/microblaze.opt: New.
5477 * config/microblaze/microblaze-c.c: New.
5478 * config/microblaze/t-microblaze: New.
5479 * config/microblaze/microblaze.c: New.
5480 * config/microblaze/microblaze.h: New.
5481
5482 2010-09-30 Iain Sandoe <iains@gcc.gnu.org>
5483
5484 * c-parser.c (c_parser_objc_methodprotolist): Amend preceding comment,
5485 parse @optional/@required and set the flags as appropriate.
5486
5487 2010-09-30 Nathan Froyd <froydnj@codesourcery.com>
5488
5489 * config/iq2000/t-iq2000 (TARGET_LIBGCC2_CFLAGS): Delete.
5490
5491 2010-09-30 Joseph Myers <joseph@codesourcery.com>
5492
5493 * opt-functions.awk (static_var): Update comment.
5494 (var_ref): Return offsetof expression or -1, not variable address.
5495 * optc-gen.awk: Generate structure field initializers instead of
5496 static variables. Expect -1 for missing variables instead of null
5497 pointer. Add gcc_options parameters to generated functions.
5498 * opth-gen.awk: Generate structure fields for static variables.
5499 Add gcc_options parameters to generated functions.
5500 * common.opt (optimize, optimize_size): Add variables.
5501 * config/i386/i386-c.c (ix86_pragma_target_parse): Pass
5502 &global_options to cl_target_option_restore.
5503 * config/i386/i386.c (ix86_valid_target_attribute_p): Pass
5504 &global_options to cl_optimization_restore, cl_target_option_save
5505 and cl_target_option_restore.
5506 (ix86_set_current_function): Pass &global_options to
5507 cl_target_option_restore.
5508 * config/pdp11/pdp11.h (optimize): Remove.
5509 * config/rs6000/rs6000.h (optimize): Remove.
5510 * config/sh/sh.h (optimize): Remove.
5511 * config/xtensa/xtensa.h (optimize): Remove.
5512 * coretypes.h (struct gcc_options): Declare.
5513 * diagnostic.c (diagnostic_initialize): Initialize
5514 context->option_state.
5515 (diagnostic_report_diagnostic): Pass option_state to
5516 option_enabled hook.
5517 * diagnostic.h (diagnostic_context.option_enabled): Add void *
5518 parameter.
5519 (diagnostic_context.option_state): New field.
5520 * final.c (final_start_function, final, final_scan_insn): Rename
5521 optimize parameter to optimize_p.
5522 * flags.h (optimize, optimize_size): Remove.
5523 * function.c (invoke_set_current_function_hook): Pass
5524 &global_options to cl_optimization_restore.
5525 * gcc.c (driver_handle_option): Take gcc_options parameter.
5526 Assert that it is &global_options.
5527 (process_command): Pass &global_options to read_cmdline_option.
5528 * ipa-pure-const.c (suggest_attribute): Pass &global_options to
5529 option_enabled.
5530 * lto-opts.c (lto_reissue_options): Use option_flag_var. Pass
5531 &global_options to set_option.
5532 * opts-common.c (handle_option, handle_generated_option,
5533 read_cmdline_option, set_option): Take explicit gcc_options
5534 parameters. Use option_flag_var.
5535 (option_flag_var): New.
5536 * opts.c (common_handle_option, lang_handle_option,
5537 target_handle_option): Take gcc_options parameter. Assert that it
5538 is &global_options.
5539 (read_cmdline_options): Pass &global_options to read_cmdline_option.
5540 (print_filtered_help): Use option_flag_var. Pass &global_options
5541 to option_enabled.
5542 (common_handle_option): Use option_flag_var.
5543 (option_enabled): Take opts parameter. Use option_flag_var.
5544 (get_option_state): Take gcc_options parameter. Use
5545 option_flag_var. Pass gcc_options parameter to option_enabled.
5546 (enable_warning_as_error): Pass &global_options to
5547 handle_generated_option.
5548 * opts.h (struct cl_option): Change flag_var to flag_var_offset.
5549 (cl_option_handler_func.handler): Take gcc_options parameter.
5550 (option_enabled, get_option_state, set_option, handle_option,
5551 handle_generated_option, read_cmdline_option): Take gcc_options
5552 parameters.
5553 * toplev.c (optimize, optimize_size): Remove.
5554 (print_switch_values): Pass &global_options to option_enabled.
5555 (option_affects_pch_p): Use option_flag_var. Pass &global_options
5556 to get_option_state.
5557 (general_init): Initialize global_dc->option_state.
5558 * tree.c (build_optimization_node): Pass &global_options to
5559 cl_optimization_save.
5560 (build_target_option_node): Pass &global_options to
5561 cl_target_option_save.
5562
5563 2010-09-30 Martin Jambor <mjambor@suse.cz>
5564
5565 * tree-sra.c (type_consists_of_records_p): Do not check for trailing
5566 zero sized bit-fields.
5567
5568 2010-09-30 Nicola Pero <nicola.pero@meta-innovation.com>
5569
5570 * c-parser.c (c_lex_one_token): When finding a CPP_AT_NAME
5571 Objective-C token, map RID_CLASS to RID_AT_CLASS and similar.
5572 (c_parser_external_declaration): Use RID_AT_CLASS instead of RID_CLASS.
5573 (c_parser_objc_class_declaration): Same change.
5574 (c_parser_objc_try_catch_statement): Use RID_AT_TRY instead of
5575 RID_TRY and RID_AT_CATCH instead of RID_CATCH.
5576 (c_parser_objc_class_instance_variables): Use RID_AT_PRIVATE
5577 instead of RID_PRIVATE, RID_AT_PROTECTED instead of RID_PROTECTED
5578 and RID_AT_PUBLIC instead of RID_PUBLIC.
5579 (c_parser_statement_after_labels): Use RID_AT_TRY instead of
5580 RID_TRY and RID_AT_CATCH instead of RID_CATCH.
5581
5582 2010-09-30 Tom G. Christensen <tgc@jupiterrise.com>
5583
5584 * doc/install.texi (Binaries): Update link to HP-UX porting centre.
5585 Add links to current providers of packages for Solaris and IRIX.
5586
5587 2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
5588
5589 Merge from 'apple/trunk' branch on FSF servers.
5590 * c-parser.c: Applied change originally in c-parse.in.
5591
5592 2005-10-04 Fariborz Jahanian <fjahanian@apple.com>
5593
5594 Radar 4281748
5595 * c-decl.c (start_decl): Check for redeclaration of class name.
5596 * c-parse.in (after_type_declarator): Recognize CLASSNAME.
5597
5598 2010-09-29 Steve Ellcey <sje@cup.hp.com>
5599
5600 * config/ia64/ia64.c (ia64_builtin_decl): New.
5601 (TARGET_BUILTIN_DECL): Define.
5602 (ia64_builtins): New.
5603 (ia64_init_builtins): Save decls in ia64_builtins.
5604
5605 2010-09-29 Bernd Schmidt <bernds@codesourcery.com>
5606
5607 PR target/40457
5608 * postreload.c (move2add_use_add2_insn): Use full_costs for comparison.
5609 (move2add_use_add3_insn): Likewise.
5610 (reload_cse_move2add): Likewise.
5611 * rtlanal.c (get_full_rtx_cost): New function.
5612 * rtl.h (struct full_rtx_costs): New.
5613 (init_costs_to_max, init_costs_to_zero, costs_lt_p,
5614 costs_add_n_insns): New inline functions.
5615 (get_full_rtx_cost): Declare.
5616
5617 PR c/45054
5618 * reload1.c (replace_pseudos_in): Use eliminate_regs_1, allowing
5619 invariants. Check for reg_equiv_invariant.
5620 (reload): Assert that spilled_pseudos is empty when returning.
5621
5622 2010-09-29 Kai Tietz <kai.tietz@onevision.com>
5623
5624 * config/i386/mingw32.h (TARGET_64BIT): replaced by
5625 TARGET_64BIT_DEFAULT in #if check.
5626
5627 2010-09-29 Jack Howarth <howarth@bromo.med.uc.edu>
5628
5629 * varasm.c (assemble_alias): Add error message for unsupported ifunc.
5630
5631 2010-09-29 Mike Stump <mikestump@comcast.net>
5632
5633 * config/darwin.h (flag_mkernel): Remove.
5634 (flag_apple_kext): Likewise.
5635
5636 2010-09-29 Joseph Myers <joseph@codesourcery.com>
5637 Jack Howarth <howarth@bromo.med.uc.edu>
5638
5639 * config/darwin.opt (undefined): Add.
5640
5641 2010-09-29 Nathan Sidwell <nathan@codesourcery.com>
5642
5643 PR testsuite/45664
5644 * configure.ac: Add --enable-indirect-function option.
5645 * config.gcc: Add default_gnu_indirect_function.
5646 * config.in (HAVE_GAS_INDIRECT_FUNCTION): Rename to ...
5647 (HAVE_GNU_INDIRECT_FUNCTION): ... this.
5648 * varasm.c (do_assemble_alias): Adjust for macro name change.
5649 * configure: Rebuilt.
5650 * doc/install.texi: Document --enable-indirect-function.
5651
5652 2010-09-29 Joseph Myers <joseph@codesourcery.com>
5653
5654 * doc/options.texi (Variable, Var, Init): Update documentation
5655 without reference to VarExists.
5656 (VarExists): Remove.
5657 * common.opt, config/i386/i386.opt, config/linux.opt,
5658 config/rs6000/rs6000.opt, config/sh/sh.opt, config/spu/spu.opt:
5659 Don't use VarExists.
5660
5661 2010-09-29 Joseph Myers <joseph@codesourcery.com>
5662
5663 * optc-gen.awk: Generate global_options initializer instead of
5664 individual variables. Add x_ prefix to names of structure members.
5665 * opth-gen.awk: Generate gcc_options structure. Add x_ prefix to
5666 names of structure members.
5667 * doc/tm.texi.in (HARD_FRAME_POINTER_IS_FRAME_POINTER,
5668 HARD_FRAME_POINTER_IS_ARG_POINTER): Document.
5669 * doc/tm.texi: Regenerate.
5670 * alias.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
5671 * builtins.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER.
5672 * c-parser.c (disable_extension_diagnostics,
5673 restore_extension_diagnostics): Update names of cpp_options members.
5674 * combine.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
5675 * common.opt (fcompare-debug-second): Don't use Var.
5676 * config/alpha/alpha.h (target_flags): Remove.
5677 * config/arm/arm.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
5678 HARD_FRAME_POINTER_IS_ARG_POINTER): Define.
5679 * config/bfin/bfin.h (target_flags): Remove.
5680 * config/cris/cris.h (target_flags): Remove.
5681 * config/i386/i386-c.c (ix86_pragma_target_parse): Update names of
5682 cl_target_option members.
5683 * config/i386/i386.c (ix86_force_align_arg_pointer): Remove.
5684 (ix86_function_specific_print, ix86_valid_target_attribute_tree,
5685 ix86_can_inline_p): Update names of cl_target_option members.
5686 * config/i386/i386.h (ix86_isa_flags): Remove.
5687 * config/lm32/lm32.h (target_flags): Remove.
5688 * config/mcore/mcore.h (mcore_stack_increment): Remove.
5689 * config/mcore/mcore.md (addsi3): Remove extern declaration of
5690 flag_omit_frame_pointer.
5691 * config/mep/mep.h (target_flags): Remove.
5692 * config/mips/mips.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
5693 HARD_FRAME_POINTER_IS_ARG_POINTER): Define.
5694 * config/mmix/mmix.h (target_flags): Remove.
5695 * config/rs6000/rs6000.h (rs6000_xilinx_fpu, flag_pic,
5696 flag_expensive_optimizations): Remove.
5697 * config/s390/s390.h (flag_pic): Remove.
5698 * config/score/score-conv.h (target_flags): Remove.
5699 * config/sh/sh.h (sh_fixed_range_str): Remove.
5700 * config/spu/spu.h (target_flags, spu_fixed_range_string): Remove.
5701 * dbxout.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER
5702 * df-scan.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
5703 * diagnostic.c (diagnostic_initialize): Update names of
5704 diagnostic_context members.
5705 * diagnostic.h (diagnostic_context): Rename inhibit_warnings and
5706 warn_system_headers.
5707 (diagnostic_report_warnings_p): Update for new names.
5708 * dwarf2out.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER
5709 * emit-rtl.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER and
5710 HARD_FRAME_POINTER_IS_ARG_POINTER.
5711 * flags.h (flag_compare_debug): Declare.
5712 * ira.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
5713 * opts.c (flag_compare_debug): Define.
5714 (common_handle_option): Update names of diagnostic_context
5715 members. Handle -fcompare-debug-second.
5716 (fast_math_flags_struct_set_p): Update names of cl_optimization
5717 members.
5718 * reginfo.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
5719 * regrename.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
5720 * reload.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
5721 * reload1.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
5722 * resource.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
5723 * rtl.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
5724 HARD_FRAME_POINTER_IS_ARG_POINTER): Define and use.
5725 * sel-sched.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
5726 * stmt.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER.
5727
5728 2010-09-29 Hariharan Sandanagobalane <hariharan@picochip.com>
5729
5730 * config/picochip/picochip.c (picochip_output_internal_label):
5731 This function can now be called for debug CFI labels, which can come
5732 in the middle of a vliw instruction. Postpone until end of vliw.
5733
5734 2010-09-29 Richard Guenther <rguenther@suse.de>
5735
5736 * tree.h (SCOPE_FILE_SCOPE_P): New macro.
5737 (DECL_FILE_SCOPE_P): Use it.
5738 (TYPE_FILE_SCOPE_P): New macro.
5739
5740 2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
5741
5742 * c-parser.c (c_lex_one_token): In Objective-C, when dealing with
5743 a CPP_NAME which is a reserved word, clearly separate cases for
5744 OBJC_IS_PQ_KEYWORD, OBJC_IS_AT_KEYWORD and OBJC_IS_CXX_KEYWORD.
5745
5746 2010-09-29 Nicola Pero <nicola.pero@meta-innovation.com>
5747
5748 * c-parser.c (c_lex_one_token): In Objective-C, do not replace
5749 token->value with the canonical spelling. Do exactly like C and
5750 C++ and leave it as it is.
5751
5752 2010-09-28 Richard Henderson <rth@redhat.com>
5753
5754 * config/alpha/alpha.c (alpha_builtins): New.
5755 (alpha_builtin_decl, TARGET_BUILTIN_DECL): New.
5756 (alpha_builtin_function): New.
5757 (alpha_add_builtins, alpha_init_builtins): Use it.
5758
5759 2010-09-28 Nicola Pero <nicola.pero@meta-innovation.com>
5760
5761 * doc/standards.texi (Standards): Expanded the section on
5762 Objective-C and Objective-C++.
5763
5764 2010-09-28 DJ Delorie <dj@redhat.com>
5765
5766 PR target/45800
5767 * config/m32c/m32c.c (m32c_subreg): Force adjustment of subregs of
5768 volatile MEMs.
5769
5770 2010-09-28 Iain Sandoe <iains@gcc.gnu.org>
5771
5772 * c-parser.c (c_parser_declaration_or_fndef): Diagnose incorrect prefix
5773 attributes on methods.
5774 (c_parser_objc_method_definition): Handle attributes.
5775 (c_parser_objc_methodproto): Likewise.
5776 (c_parser_objc_maybe_method_attributes): New.
5777 (c_parser_objc_method_decl): Handle attributes, add a diagnostic for a
5778 missing definition, similar to that in ObjC++.
5779
5780 2010-09-28 Richard Henderson <rth@redhat.com>
5781
5782 * defaults.h (DWARF2_UNWIND_INFO): Don't depend on TARGET_UNWIND_INFO.
5783 (MUST_USE_SJLJ_EXCEPTIONS): Remove.
5784 (CONFIG_SJLJ_EXCEPTIONS): Remove.
5785 (STACK_OLD_CHECK_PROTECT): Use targetm.except_unwind_info.
5786 (STACK_CHECK_PROTECT): Likewise.
5787 * dwarf2out.c (DWARF2_UNWIND_INFO, DWARF2_FRAME_INFO): Poison.
5788 (dwarf2out_do_frame): Use debug_unwind_info and except_unwind_info.
5789 (dwarf2out_do_cfi_asm, dwarf2out_begin_prologue): Likewise.
5790 (dwarf2out_frame_init, dwarf2out_frame_finish): Likewise.
5791 (dwarf2out_assembly_start): Likewise.
5792 * except.c (init_eh): Use targetm.except_unwind_info.
5793 (finish_eh_generation, gate_convert_to_eh_region_ranges): Likewise.
5794 (output_one_function_exception_table): Likewise.
5795 * final.c: Unconditionally include dwarf2out.h.
5796 (final_start_function): Unconditionally call dwarf2out routines.
5797 (final_end_function, final_scan_insn): Likewise.
5798 * function.c (expand_function_end): Use targetm.except_unwind_info.
5799 * opts.c (decode_options): Use targetm.except_unwind_info.
5800 * system.h (USING_SJLJ_EXCEPTIONS, TARGET_UNWIND_INFO): Poison.
5801 * target.def (debug_unwind_info, except_unwind_info): New.
5802 * target.h (enum unwind_info_type): New.
5803 * targhooks.c (default_debug_unwind_info): New.
5804 (default_except_unwind_info): New.
5805 (dwarf2_except_unwind_info, sjlj_except_unwind_info): New.
5806 * targhooks.h: Declare them.
5807 * tree-tailcall.c: Include "target.h"
5808 (suitable_for_tail_call_opt_p): Use targetm.except_unwind_info.
5809 * Makefile.in (tree-tailcall.o): Update.
5810 * tree.c (build_common_builtin_nodes): Use targetm.except_unwind_info.
5811 (lhd_gcc_personality): Likewise.
5812
5813 * doc/tm.texi.in (TARGET_UNWIND_INFO): Remove.
5814 (TARGET_EXCEPT_UNWIND_INFO): New.
5815 (DWARF2_UNWIND_INFO): Update.
5816 (TARGET_DEBUG_UNWIND_INFO): New.
5817 * doc/tm.texi: Rebuild.
5818
5819 * c-family/c-cppbuiltin.c (c_cpp_builtins): Use
5820 targetm.except_unwind_info.
5821
5822 * config/arm/arm.c (TARGET_EXCEPT_UNWIND_INFO): New.
5823 (arm_except_unwind_info): New.
5824 (arm_compute_func_type): Use it.
5825 (arm_expand_prologue, thumb_pushpop): Likewise.
5826 (thumb1_expand_prologue, thumb1_output_function_prologue): Likewise.
5827 (arm_unwind_emit, arm_output_fn_unwind): Likewise.
5828 * config/arm/bpabi.h (ARM_UNWIND_INFO): Rename from TARGET_UNWIND_INFO.
5829 * config/arm/arm.h (ARM_UNWIND_INFO): Likewise.
5830 (DWARF2_UNWIND_INFO): Remove.
5831 (MUST_USE_SJLJ_EXCEPTIONS): Remove.
5832 (ARM_EABI_UNWIND_TABLES): Remove.
5833
5834 * config/ia64/ia64.c (ia64_debug_unwind_info): New.
5835 (TARGET_DEBUG_UNWIND_INFO, TARGET_EXCEPT_UNWIND_INFO): New.
5836 (ia64_except_unwind_info): New.
5837 (ia64_output_function_prologue): Use it.
5838 (ia64_add_bundle_selector_before): Likewise.
5839 (ia64_reorg, ia64_asm_unwind_emit): Likewise.
5840 * config/ia64/ia64.h (DWARF2_FRAME_INFO): Remove.
5841 (TARGET_UNWIND_INFO): Remove.
5842
5843 * config/pa/pa.c (pa_option_override): Use targetm.except_unwind_info.
5844
5845 2010-09-28 Iain Sandoe <iains@gcc.gnu.org>
5846
5847 * c-parser.c (c_parser_objc_class_definition): Adjust prototype.
5848 (c_parser_objc_protocol_definition): Likewise.
5849 (c_parser_external_declaration): Provide dummy attribute arguments.
5850 (c_parser_declaration_or_fndef): Parse prefix attributes for ObjC.
5851 (c_parser_objc_class_definition): Handle attributes.
5852 (c_parser_objc_protocol_definition): Likewise.
5853
5854 2010-09-28 Tobias Burnus <burnus@net-b.de>
5855
5856 PR fortran/40569
5857 PR fortran/40568
5858 * toplev.h (save_decoded_options, save_decoded_options_count):
5859 New global variables.
5860 * toplev.c (save_decoded_options, save_decoded_options_count):
5861 Export variables.
5862
5863 2010-09-28 Ian Lance Taylor <iant@google.com>
5864
5865 * config/i386/i386.c (ix86_supports_split_stack): Test
5866 HAVE_GAS_CFI_PERSONALITY_DIRECTIVE rather than dwarf2out_do_cfi_asm.
5867
5868 2010-09-28 Ian Lance Taylor <iant@google.com>
5869
5870 PR target/45815
5871 * opts.c (decode_options): Don't test whether the target supports
5872 split stack if flag_split_stack == 0.
5873
5874 2010-09-28 Jan Hubicka <jh@suse.cz>
5875
5876 * builtin-attrs.def (ATTR_LEAF): New attribute.
5877 (ATTR_NOVOPS_LEAF_LIST, ATTR_LEAF_LIST, ATTR_NOTHROW_LEAF_LIST,
5878 ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_PURE_NOTHROW_LEAF_LIST,
5879 ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST, ATTR_NORETURN_NOTHROW_LEAF_LIST,
5880 ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_SENTINEL_NOTHROW_LEAF_LIST,
5881 ATTR_NOTHROW_NONNULL_LEAF, ATTR_CONST_NOTHROW_NONNULL_LEAF,
5882 ATTR_CONST_NOTHROW_TYPEGENERIC_LEAF, ATTR_PURE_NOTHROW_NONNULL_LEAF,
5883 ATTR_MALLOC_NOTHROW_NONNULL_LEAF): New attribute lists.
5884 * sync-builtins.def: Annotate all builtins by leaf.
5885 * omp-builtins.def: Annotate all builtins by leaf.
5886 * builtins.def: Annotate relevant builtins with leaf attribute.
5887 (ATTR_MATHFN_ERRNO, ATTR_MATHFN_FPROUNDING,
5888 ATTR_MATHFN_FPROUNDING_ERRNO, ATTR_MATHFN_FPROUNDING_STORE): Make
5889 leaf.
5890
5891 2010-09-28 Jan Hubicka <jh@suse.cz>
5892
5893 * tree-ssa-ccp.c (fold_ctor_reference): New function.
5894 (fold_const_aggregate_ref): Use it.
5895 * fold-const.c (canonicalize_constructor_val): Check that we don't fold
5896 into external static.
5897
5898 2010-09-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5899
5900 PR target/44452
5901 * config/i386/i386.opt (mvect8-ret-in-mem): Define.
5902 * config/i386/i386.c (ix86_target_string): Handle -mvect8-ret-in-mem.
5903 (ix86_solaris_return_in_memory): Remove.
5904 * config/i386/i386-protos.h (ix86_solaris_return_in_memory): Remove.
5905 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove.
5906 (TARGET_SUBTARGET_DEFAULT): Redefine.
5907 * config/i386/sol2-10.h (TARGET_SUBTARGET_DEFAULT): Update comment.
5908 * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Remove.
5909 (TARGET_SUBTARGET_DEFAULT): Redefine.
5910 * doc/invoke.texi (Option Summary, i386 and x86-64 Options): Add
5911 -mvect8-ret-in-mem.
5912 (i386 and x86-64 Options): Document -mvect8-ret-in-mem.
5913
5914 2010-09-29 Alan Modra <amodra@gmail.com>
5915
5916 PR target/45807
5917 * config/rs6000/aix.h (SETUP_FRAME_ADDRESSES): Delete.
5918 * config/rs6000/linux64.h (SETUP_FRAME_ADDRESSES): Delete.
5919 * config/rs6000/rs6000-protos.h (rs6000_aix_emit_builtin_unwind_init):
5920 Delete.
5921 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init): Delete.
5922 (rs6000_emit_prologue): Don't just create frame save info for r2,
5923 actually save r2.
5924
5925 2010-09-28 Richard Henderson <rth@redhat.com>
5926
5927 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Output 8 bytes
5928 when 8 bytes are requested.
5929
5930 2010-09-28 Tristan Gingold <gingold@adacore.com>
5931
5932 * config/avr/avr.c (expand_prologue): Set
5933 current_function_static_stack_size.
5934
5935 2010-09-28 Tristan Gingold <gingold@adacore.com>
5936
5937 * config/alpha/alpha.md: Change the initial condition of the
5938 probing loop.
5939
5940 2010-09-28 Uros Bizjak <ubizjak@gmail.com>
5941
5942 * config/i386/sse.md (*avx_<umaxmin:code><mode>3):
5943 Split from *avx_<maxmin:code><mode>3.
5944 (*avx_<smaxmin:code><mode>3): Ditto.
5945 * config/i386/i386.md (maxmin): Remove code iterator.
5946
5947 2010-09-27 Ian Lance Taylor <iant@google.com>
5948
5949 * config/i386/i386.c (ix86_supports_split_stack): -fsplit-stack
5950 requires assembler support for CFI directives.
5951
5952 2010-09-27 Richard Henderson <rth@redhat.com>
5953
5954 * dwarf2out.c (dwarf2out_cfi_label): Use ASM_OUTPUT_DEBUG_LABEL.
5955
5956 2010-09-27 Hans-Peter Nilsson <hp@axis.com>
5957
5958 * emit-rtl.c (reorder_insns_nobb) [ENABLE_CHECKING]: Sanity-check
5959 that AFTER is not in the range FROM..TO, inclusive.
5960
5961 2010-09-27 Hans-Peter Nilsson <hp@axis.com>
5962 Bernd Schmidt <bernds@codesourcery.com>
5963
5964 PR rtl-optimization/45792
5965 * cfgcleanup.c (try_head_merge_bb): New rtx vector nextptr.
5966 If not all insns are to be merged, for each edge, stash the
5967 next candidate after the to-be-merged insns before doing the
5968 merge, and use them for the retry at the new insertion point.
5969 Handle CC0 targets when retrying.
5970
5971 2010-09-27 Ian Lance Taylor <iant@google.com>
5972
5973 * common.opt (fsplit-stack): New option.
5974 * opts.c (decode_options): Set flag_split_stack to final value.
5975 * target.def (supports_split_stack): New hook.
5976 * gcc.c (STACK_SPLIT_SPEC): Define.
5977 (LINK_COMMAND_SPEC): Use STACK_SPLIT_SPEC.
5978 * doc/invoke.texi (Option Summary): Mention -fsplit-stack.
5979 (Code Gen Options): Document -fsplit-stack.
5980 * doc/extend.texi (Function Attributes): Mention no_split_stack.
5981 (Function Attributes): Document no_split_stack.
5982 * doc/tm.texi.in (Stack Smashing Protection): Add @hook
5983 TARGET_SUPPORTS_SPLIT_STACK.
5984 * doc/tm.texi: Rebuild.
5985 * function.c (thread_prologue_and_epilogue_insns): If
5986 flag_split_stack, add split stack prologue.
5987 * explow.c (allocate_dynamic_stack_space): Support -fsplit-stack.
5988 * varasm.c (saw_no_split_stack): New static variable.
5989 (assemble_start_function): Set saw_no_split_stack if the function
5990 has the no_split_stack attribute.
5991 (file_end_indicate_split_stack): New function.
5992 * output.h (file_end_indicate_split_stack): Declare.
5993 * libgcc-std.ver (GCC_4.6.0): Add -fsplit-stack support variables
5994 and function.
5995 * doc/libgcc.texi (Miscellaneous routines): Document -fsplit-stack
5996 routines.
5997 * config/i386/i386.c (ix86_option_override_internal): Don't set
5998 expand_builtin_va_start to NULL if -fsplit-stack.
5999 (ix86_function_regparm): Reduce local regparm by 1 for 32-bit
6000 -fsplit-stack.
6001 (ix86_va_start): If -fsplit-stack, get overflow pointer from
6002 scratch register set by prologue.
6003 (ix86_code_end): If -fsplit-stack, call
6004 file_end_indicate_split_stack.
6005 (ix86_supports_split_stack): New static function.
6006 (SPLIT_STACK_AVAILABLE): Define.
6007 (split_stack_prologue_scratch_regno): New static function.
6008 (split_stack_fn): New static variable.
6009 (ix86_expand_split_stack_prologue): New function.
6010 (ix86_live_on_entry): New static function.
6011 (ix86_legitimate_address_p): Handle UNSPEC_STACK_CHECK.
6012 (output_pic_addr_const): Likewise.
6013 (i386_asm_output_addr_const_extra): Likewise.
6014 (ix86_expand_call): Change return type to rtx. Return the new
6015 call instruction.
6016 (TARGET_SUPPORTS_SPLIT_STACK): Define.
6017 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
6018 * config/i386/i386.md (UNSPEC_STACK_CHECK): Define.
6019 (split_stack_prologue, split_stack_return): New insns.
6020 (split_stack_space_check): New insn.
6021 * config/i386/i386.h (struct machine_function): Add
6022 split_stack_varargs_pointer field.
6023 * config/i386/linux.h (TARGET_CAN_SPLIT_STACK): Define.
6024 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
6025 * config/i386/linux64.h (TARGET_CAN_SPLIT_STACK): Define.
6026 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
6027 * config/i386/i386-protos.h (ix86_expand_split_stack_prologue):
6028 Declare.
6029 (ix86_expand_call): Update declaration.
6030
6031 2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
6032
6033 * doc/objc.texi (Type encoding): Added the new 'long double' (D)
6034 code. Added byref, which was missing in the list of codes.
6035 Explain that enumeration values are encoded as the integer type
6036 that the compiler uses to store them. Explain and make examples
6037 of how 'const' interacts with pointers, and the complication of
6038 the encoding of 'const char *'.
6039 (Legacy type encoding): New subsection, explaining that GCC emits
6040 incorrect type encodings for the NeXT runtime for compatibility
6041 reasons.
6042 (@@encode): New subsection, explaining @encode and particularly
6043 that protocol qualifiers are not recognized inside an @encode()
6044 expression.
6045 (Method signatures): New subsection, explaining how method
6046 signatures are encoded.
6047
6048 2010-09-27 Nicola Pero <nicola.pero@meta-innovation.com>
6049
6050 Merge from 'apple/trunk' branch on FSF servers. Removed small
6051 change in build_conditional_expr that had been added when fixing
6052 PR objc/27377 and which did the same check in a less complete way.
6053
6054 2005-12-15 Fariborz Jahanian <fjahanian@apple.com>
6055
6056 Radar 4229905
6057 * c-typeck.c (build_conditional_expr): Call objc_have_common_type when
6058 looking for objective-c common pointer types.
6059
6060 2005-06-22 Ziemowit Laski <zlaski@apple.com>
6061
6062 Radar 4154928
6063 * c-typeck.c (build_conditional_expr): For two ObjC pointer types,
6064 use their ObjC common type.
6065
6066 2010-09-27 Richard Guenther <rguenther@suse.de>
6067
6068 * dbxout.c (dbxout_symbol): Use DECL_FILE_SCOPE_P.
6069
6070 2010-09-27 Jie Zhang <jie@codesourcery.com>
6071
6072 * print-tree.c (print_node): Print in-constant-pool.
6073
6074 2010-09-27 Uros Bizjak <ubizjak@gmail.com>
6075
6076 * config/i386/i386.h (CLASS_MAX_NREGS): Also handle XCmode.
6077 (UNITS_PER_WORD): Define only when IN_LIBGCC2 is undefined.
6078 (MOVE_MAX_PIECES): Redefine using UNITS_PER_WORD.
6079 (ASM_OUTPUT_AVX_PREFIX): Simplify pointer addition.
6080
6081 2010-09-26 Uros Bizjak <ubizjak@gmail.com>
6082
6083 * config/i386/i386.md (pro_epilogue_adjust_stack_<mode>_add): Merge
6084 from pro_epilogue_adjust_stack_<mode>_{1,2}.
6085 (pro_epilogue_adjust_stack_<mode>_add): Rename from
6086 pro_epilogue_adjust_stack_<mode>_3.
6087 * config/i386/i386.c (pro_epilogue_adjust_stack): Update for
6088 renamed pro_epilogue_adjust_stack_{si,di}_add.
6089 (ix86_expand_prologue): Use indirect functions. Update for renamed
6090 pro_epilogue_adjust_stack_{si,di}_sub.
6091
6092 2010-09-26 Uros Bizjak <ubizjak@gmail.com>
6093
6094 * config/i386/i386.md (movmsk_df): New insn.
6095 (signbitdf): Split out of signbit<mode>2. Generate movmsk_df
6096 sequence for TARGET_SSE_MATH.
6097
6098 2010-09-26 Richard Sandiford <rdsandiford@googlemail.com>
6099
6100 * config/mips/mips.c (mips_builtin_decls): Declare.
6101 (mips_init_builtins): Store function declarations in
6102 mips_builtin_decls.
6103 (mips_builtin_decl): New function.
6104 (TARGET_BUILTIN_DECL): Define.
6105
6106 2010-09-25 Kai Tietz <kai.tietz@onevision.com>
6107 Richard Henderson <rth@redhat.com>
6108
6109 * config/i386/cygwin.asm: Include auto-host.h.
6110 (cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
6111 cfi_def_cfa_register, cfi_register, cfi_push, cfi_pop): New macros.
6112 (__chkstk, __alloca): Annotate for dwarf2 unwind info. Drop
6113 alignment code from the 64-bit path. Use gas local labels.
6114 * config/i386/i386.md (pro_epilogue_adjust_stack_<mode>_2): Macroize
6115 from _di_2. Remove the useless constant integer argument.
6116 (pro_epilogue_adjust_stack_<mode>_3): New.
6117 (allocate_stack_worker_probe_<mode>): Macroize from
6118 allocate_stack_worker_{32,64}. Use __chkstk_ms. Update all users.
6119 * config/i386/i386.c (ix86_expand_prologue): Use __chkstk_ms;
6120 use gen_pro_epilogue_adjust_stack_*_3 and annotate it.
6121 (__chkstk_ms): New function.
6122 * config/i386/t-cygming (LIB1ASMFUNCS): Add _chkstk_ms.
6123 * config/i386/t-interix: Likewise.
6124 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Export for target.
6125 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6126 (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): Likewise.
6127 * configure, config.in: Rebuild.
6128
6129 2010-09-25 Eric Botcazou <ebotcazou@adacore.com>
6130
6131 * tree-inline.c (copy_bb): Use GSI_CONTINUE_LINKING when inserting new
6132 statements because of the return slot optimization.
6133
6134 2010-09-25 Anatoly Sokolov <aesok@post.ru>
6135
6136 * config/avr/avr.h (CLASS_LIKELY_SPILLED_P): Remove.
6137 * config/avr/avr-protos.h (class_likely_spilled_p): Remove.
6138 * config/avr/avr.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
6139 (class_likely_spilled_p): Rename to...
6140 (avr_class_likely_spilled_p): ...this. Make static. Change argument
6141 type to reg_class_t.
6142
6143 2010-09-24 Jan Hubicka <jh@suse.cz>
6144
6145 * lto-symtab.c (lto_symtab_entry_def): Add guessed field.
6146 (lto_symtab_resolve_symbols): Set it.
6147 (lto_symtab_merge_decls_1): Do not compute used_from_object_file;
6148 store resolution field in cgraph/varpool.
6149 * cgraph.c (cgraph_same_body_alias, cgraph_add_thunk): Return node.
6150 (cgraph_get_node_or_alias, cgraph_get_node_or_alias): Constify.
6151 (cgraph_dump_node): Drop used_from_object_file.
6152 (cgraph_clone_node, cgraph_create_virtual_clone): Likewise.
6153 (cgraph_function_body_availability): Use decl_replaceable_p.
6154 (cgraph_make_node_local): Set resolution to LDPR_PREVAILING_DEF_IRONLY.
6155 (cgraph_can_remove_if_no_direct_calls_and_refs): Use
6156 cgraph_used_from_object_file_p.
6157 (cgraph_will_be_removed_from_program_if_no_direct_calls): Use
6158 cgraph_used_from_object_file_p.
6159 (resolution_used_from_other_file_p): New functoin.
6160 (cgraph_used_from_object_file_p): New predicate.
6161 * cgraph.h: Include plugin-api.h
6162 (struct cgraph_local_info): Remove used_from_object_file.
6163 (struct cgraph_node): Add resolution field.
6164 (struct varpool_node): Likewise; remove used_from_object_file;
6165 reove const_value_known.
6166 (cgraph_get_node, cgraph_get_node_or_alias, cgraph_node,
6167 cgraph_same_body_alias, cgraph_add_thunk): Update prototypes.
6168 (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
6169 varpool_used_from_object_file_p): Declare.
6170 (varpool_get_node, varpool_extra_name_alias): Update prototype.
6171 * tree.h (DECL_REPLACEABLE_P): Remove.
6172 (decl_replaceable_p, decl_binds_to_current_def_p): Declare.
6173 * final.c (rest_of_clean_state): Use decl_binds_to_current_def_p.
6174 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
6175 input_overwrite_node, input_node, input_varpool_node): Stream
6176 resolution.
6177 * expr.c (expand_expr_real_1): Use const_value_known_p
6178 * ipa.c (ipa_discover_readonly_nonaddressable_var): Do not set
6179 const_value_known.
6180 (cgraph_externally_visible_p): Use cgraph_used_from_object_file_p.
6181 (function_and_variable_visibility): Set resolution for local vars
6182 and functions; use varpool_used_from_object_file_p.
6183 * varasm.c (resolution_to_local_definition_p, resolution_local_p): New
6184 static functions.
6185 (default_binds_local_p_1): Use resolutoin info.
6186 (decl_binds_to_current_def_p, decl_replaceable_p): New functions.
6187 * varpool.c (varpool_get_node): Constify.
6188 (const_value_known_p): Do not use vnode->const_value_known;
6189 use decl_replaceable_p.
6190 (varpool_finalize_decl): Do not set const_value_known.
6191 (cgraph_variable_initializer_availability): Use decl_replaceable_p
6192 (varpool_extra_name_alias): Return new node.
6193 (varpool_used_from_object_file_p): New function.
6194
6195 2010-09-24 Richard Henderson <rth@redhat.com>
6196
6197 * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): New.
6198 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): New.
6199 (do_spill): Use REG_CFA_OFFSET.
6200 (ia64_expand_prologue): Use REG_CFA_ADJUST_CFA and REG_CFA_REGISTER
6201 as appropriate.
6202 (ia64_expand_epilogue): Likewise.
6203 (process_set): Split into ...
6204 (process_cfa_adjust_cfa): this,
6205 (process_cfa_register): this,
6206 (process_cfa_offset): and this new function.
6207 (ia64_asm_unwind_emit): Use them. Expect REG_CFA_* notes
6208 instead of REG_FRAME_RELATED_EXPR.
6209
6210 2010-09-24 Olivier Hainque <hainque@adacore.com>
6211
6212 * config/i386/vx-common.h (DBX_REGISTER_NUMBER): Reinstate.
6213
6214 2010-09-24 Jan Hubicka <jh@suse.cz>
6215
6216 * doc/extend.texi: (attribute leaf): Document.
6217 * tree.c (local_define_builtin): Handle ECF_LEAF.
6218 (build_common_builtin_nodes): Set ECF_LEAF where needed.
6219 * tree.h (ECF_LEAF): New.
6220 * ipa-reference.c (propagate_bits): For leaf calls propagate ever
6221 overwrittable and unavailable functions.
6222 (ipa_init): Put all_module_statics into optimization_summary_obstack.
6223 (copy_global_bitmap): Do not copy all_module_statics.
6224 (read_write_all_from_decl): Use cgraph_node argument; handle ECF_LEAF.
6225 (propagate): Handle overwritable and unavailable leaf functions;
6226 initialize global info for overwritable and unavailable leaf functions;
6227 do not free all module statics.
6228 (ipa_reference_get_not_{read,written}_global): Leaf calls don't clobber
6229 local statics.
6230 * calls.c (flags_from_decl_or_type): Handle leaf.
6231 * tree-cfg.c (stmt_can_make_abnormal_goto): Leaf functions can't do
6232 abnormal gotos.
6233
6234 2010-09-24 Basile Starynkevitch <basile@starynkevitch.net>
6235
6236 * gengtype.c: Reindented.
6237 * gengtype.h: Reindented.
6238 * gengtype-parse.c: Reindented.
6239
6240 2010-09-24 Jan Hubicka <jh@suse.cz>
6241
6242 PR tree-optimization/45738
6243 PR tree-optimization/45741
6244 * expr.c (string_constant): Allow CONST_DECL too;
6245 check that DECL_INITIAL is set.
6246 * varpool.c (const_value_known_p): Only look into VAR_DECL
6247 and CONST_DECL.
6248
6249 2010-09-24 Joseph Myers <joseph@codesourcery.com>
6250
6251 * common.opt (undef): New.
6252
6253 2010-09-24 Jakub Jelinek <jakub@redhat.com>
6254
6255 PR middle-end/45234
6256 * rtl.h (enum global_rtl_index): Add
6257 GR_VIRTUAL_PREFERRED_STACK_BOUNDARY.
6258 (LAST_VIRTUAL_POINTER_REGISTER): Define.
6259 (virtual_preferred_stack_boundary_rtx,
6260 VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM): Define.
6261 (LAST_VIRTUAL_REGISTER): Increase by one.
6262 (REGNO_PTR_FRAME_P): Use LAST_VIRTUAL_POINTER_REGISTER
6263 instead of LAST_VIRTUAL_REGISTER.
6264 * function.c (instantiate_new_reg): Handle
6265 virtual_preferred_stack_boundary_rtx.
6266 * emit-rtl.c (init_virtual_regs): Handle
6267 VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
6268 (init_emit_regs): Initialize virtual_preferred_stack_boundary_rtx.
6269 * explow.c (round_push): If crtl->preferred_stack_boundary
6270 is smaller than MAX_SUPPORTED_STACK_ALIGNMENT, use
6271 virtual_preferred_stack_boundary_rtx alignment instead of
6272 crtl->preferred_stack_boundary alignment.
6273 (allocate_dynamic_stack_space): Use CONST_INT_P and REG_P
6274 macros. Never decrease crtl->preferred_stack_boundary,
6275 use crtl->preferred_stack_boundary or MAX_SUPPORTED_STACK_ALIGNMENT
6276 instead of PREFERRED_STACK_BOUNDARY. Don't modify
6277 stack_pointer_delta in dynamic allocation, even when size
6278 is constant.
6279 (probe_stack_range, anti_adjust_stack_and_probe): Use CONST_INT_P
6280 macro.
6281 * print-rtl.c (print_rtx): Handle
6282 VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
6283 * config/alpha/alpha.h (NONSTRICT_REG_OK_FP_BASE_P): Use
6284 LAST_VIRTUAL_POINTER_REGISTER instead of LAST_VIRTUAL_REGISTER.
6285 * config/frv/frv.c (frv_emit_movsi): Likewise.
6286 * config/arm/arm.c (thumb1_legitimate_address_p): Likewise.
6287 * config/rs6000/rs6000.c (virtual_stack_registers_memory_p):
6288 Likewise.
6289
6290 Revert:
6291 2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
6292
6293 PR middle-end/45234
6294 * calls.c (expand_call): Make sure that all variable sized
6295 adjustments are multiple of preferred stack boundary after
6296 stack alignment.
6297
6298 2010-09-24 Iain Sandoe <iains@gcc.gnu.org>
6299 Dominique Dhumieres <dominiq@lps.ens.fr>
6300
6301 PR bootstrap/45751
6302 * config/darwin-driver.c (darwin_default_min_version):
6303 Adjust size passed to memcpy in two places.
6304
6305 2010-09-24 Richard Guenther <rguenther@suse.de>
6306
6307 * c-decl.c (pop_scope): Always set file-scope DECL_CONTEXT.
6308 Make sure to not call set_type_context with error_mark_node.
6309 * langhooks.c (lhd_set_decl_assembler_name): Use DECL_FILE_SCOPE_P.
6310
6311 2010-09-24 Richard Guenther <rguenther@suse.de>
6312
6313 * Makefile.in (OBJS-onestep): Remove.
6314 (ALL_HOST_BACKEND_OBJS): Remove libbackend.o.
6315 (libbackend.a): Remove onestep support.
6316 (libbackend.o): Remove.
6317 * configure.ac (--enable-intermodule): Remove.
6318 * configure: Regenerate.
6319
6320 2010-09-24 Bernd Schmidt <bernds@codesourcery.com>
6321
6322 * cfgcleanup.c (flow_find_head_matching_sequence): Terminate when
6323 reaching the end of a block if it occurs at a DEBUG_INSN.
6324
6325 2010-09-09 Tristan Gingold <gingold@adacore.com>
6326
6327 PR target/44242
6328 * config/vms/vms-crt0-64.c: Removed.
6329 * config/vms/vms-crt0.c: Removed.
6330 * config/vms/vms-psxcrt0-64.c: Removed.
6331 * config/vms/vms-psxcrt0.c: Removed.
6332 * config/vms/vms-ucrt0.c: New file.
6333 * config/vms/t-vms64: Removed.
6334 * config/vms/t-vms (VMS_EXTRA_PARTS): Uncomment it. Remove DECC.
6335 Use $(GCC_FOR_TARGET) to build pcrt0.o and vcrt0.o
6336 * config.gcc (alpha-dec-vms): Use t-vms.
6337
6338 2010-09-24 Nicola Pero <nicola.pero@meta-innovation.com>
6339
6340 * doc/invoke.texi (-fno-nil-receivers): Tidied up line to remove
6341 underfull hbox in DVI output.
6342 (-fobjc-class-cxx-cdtors): Same change.
6343 (-fobjc-exceptions): Tidied up documentation. Explain what the
6344 option does, but moved the (lenghty) description of the exception
6345 syntax into objc.texi.
6346 (-fobjc-gc): Explain that the option is not useful with the GNU
6347 runtime.
6348 (-fzero-link): Explain that the GNU runtime always works in
6349 "zero-link" mode.
6350 * doc/objc.texi: All sections: simplified @node declarations
6351 removing specification of next, previous, up node.
6352 (Objective-C): Updated introduction.
6353 (Garbage Collection): Updated. The bohem-gc library is now
6354 included in gcc itself. Mention that this section only applies to
6355 the GNU Objective-C runtime.
6356 (compatibility_alias): Small tidy up.
6357 (Exceptions): New section mostly containing text previously in the
6358 description of the -fobjc-exception command-line option.
6359 (Synchronization): Same.
6360
6361 2010-09-24 Uros Bizjak <ubizjak@gmail.com>
6362
6363 * config/i386/i386.md (ix86_code_end): Move the initialization of
6364 xops array near the consumer. Use AX_REG and SP_REG instead of
6365 numerical constants.
6366
6367 2010-09-24 Nicola Pero <nicola.pero@meta-innovation.com>
6368
6369 * c-typeck.c (convert_arguments): Use warning 'too many arguments to
6370 method [methodname]' for an Objective-C method instead of the less
6371 satisfactory 'too many arguments to function' (with no method name).
6372
6373 2010-09-23 Eric Botcazou <ebotcazou@adacore.com>
6374
6375 * tree-flow.h (execute_update_addresses_taken): Remove parameter.
6376 * tree-ssa.c (maybe_optimize_var): Tweak comment and dump messages.
6377 (execute_update_addresses_taken): Remove parameter. Execute the
6378 optimization unconditionally.
6379 * passes.c (execute_function_todo): Call execute_update_addresses_taken
6380 unconditionally if TODO_rebuild_alias is set, else only when optimizing
6381 if TODO_update_address_taken is set.
6382
6383 2010-09-23 Anatoly Sokolov <aesok@post.ru>
6384
6385 * config/arm/arm.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
6386 * config/arm/arm-protos.h (arm_output_addr_const_extra): Remove.
6387 * config/arm/arm.c (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6388 (arm_output_addr_const_extra): Make static.
6389
6390 2010-09-23 Uros Bizjak <ubizjak@gmail.com>
6391
6392 * config/i386/i386.md (UNSPECV_NOPS): Rename from UNSPEC_NOPS and
6393 define as unspec_volatile.
6394 ("nops"): Define as unspec_volatile. Use fputs to write to
6395 asm_out_file directly. Output NOPs on separate lines using while loop.
6396 * config/i386/i386.c (ix86_code_end): Use fputs to write to
6397 asm_out_file directly. Output NOPs on separate lines using while loop.
6398
6399 2010-09-23 Richard Guenther <rguenther@suse.de>
6400
6401 PR tree-optimization/45565
6402 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee):
6403 Make sure to adjust the fndecl before replacing the stmt.
6404
6405 2010-09-23 Richard Guenther <rguenther@suse.de>
6406
6407 PR middle-end/45750
6408 * gimplify.c (gimplify_expr): Properly pass on GS_ERROR when
6409 gimplifying MEM_REF.
6410
6411 2010-09-23 Alan Modra <amodra@gmail.com>
6412
6413 * config/rs6000/rs6000.c (toc_relative_ok): Delete.
6414 (rs6000_emit_move): Use SYMBOL_REF_LOCAL_P instead.
6415
6416 2010-09-23 Bernd Schmidt <bernds@codesourcery.com>
6417
6418 PR rtl-optimization/44374
6419 * basic-block.h (enum bb_flags): Add BB_MODIFIED.
6420 * df-core.c (df_set_bb_dirty): Set it.
6421 * ifcvt.c (find_memory): Remove function.
6422 (dead_or_predicable): Use can_move_insns_across.
6423 * df.h (can_move_insns_across): Declare function.
6424 * cfgcleanup.c (block_was_dirty): New static variable.
6425 (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather
6426 than df_get_bb_dirty.
6427 (try_head_merge_bb): New static function.
6428 (try_optimize_cfg): Call it. Call df_analyze if block_was_dirty
6429 is set.
6430 * df-problems.c: Include "target.h"
6431 (df_simulate_find_uses): New static function.
6432 (MEMREF_NORMAL, MEMREF_VOLATILE): New macros.
6433 (find_memory, find_memory_store): New static functions.
6434 (can_move_insns_across): New function.
6435 * Makefile.in (df-problems.o): Update dependencies.
6436
6437 2010-09-22 Eric Botcazou <ebotcazou@adacore.com>
6438
6439 PR java/44095
6440 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch
6441 is specified and the suffix of the file isn't ".c".
6442 * config/sparc/linux64.h (ASM_SPEC): Likewise.
6443
6444 2010-09-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6445
6446 * doc/contrib.texi (Contributors): Allow URL to wrap in PDF output.
6447 * doc/cppopts.texi: Fix markup of index entry.
6448 * doc/extend.texi (Constructing Calls): Fix markup of
6449 __builtin_va_arg_pack and __builtin_va_arg_pack_len definition.
6450 (Conditionals, C++ Comments, Pragmas, Unnamed Fields, Thread-Local)
6451 (Vague Linkage, C++ Attributes): Fix markup of index entries and
6452 keywords.
6453 * doc/invoke.texi (Option Summary): Fix spacing. Rewrap to
6454 avoid long lines.
6455 (C Dialect Options, C++ Dialect Options, Warning Options)
6456 (Debugging Options, Spec Files, Darwin Options)
6457 (i386 and x86-64 Options, MIPS Options)
6458 (RS/6000 and PowerPC Options, Code Gen Options): Fix markup of
6459 index entries, avoid abbreviations, allow URLs to wrap, avoid
6460 long lines, avoid overlong pages from long @itemx lists.
6461 * doc/objc.texi (Garbage Collection): Allow URLs to wrap.
6462 * doc/standards.texi (Standards): Likewise.
6463 * doc/trouble.texi (Incompatibilities): Fix markup of index entry.
6464
6465 2010-09-22 Joseph Myers <joseph@codesourcery.com>
6466
6467 * opts-common.c (prune_options): Make static. Work with decoded
6468 options.
6469 (decode_cmdline_options_to_array): Call prune_options. Don't
6470 resize option array here.
6471 * opts.h (prune_options): Remove prototype.
6472 * gcc.c (process_command): Take decoded options; don't call
6473 decode_cmdline_options_to_array here. Use decoded options for argv[0].
6474 (main): Call decode_cmdline_options_to_array here instead of
6475 prune_options. Update call to process_command.
6476 * config/darwin-driver.c: Include opts.h.
6477 (darwin_default_min_version): Work with decoded options. Don't
6478 handle -b or -V here.
6479 * config/darwin.h (darwin_default_min_version): Update prototype.
6480 (GCC_DRIVER_HOST_INITIALIZATION): Update call to
6481 darwin_default_min_version.
6482 * config/i386/cygwin.h (mingw_scan): Update prototype.
6483 (GCC_DRIVER_HOST_INITIALIZATION): Update call to mingw_scan.
6484 * config/i386/cygwin1.c: Include opts.h.
6485 (mingw_scan): Work with decoded options.
6486 * config/i386/t-cygwin (cygwin1.o): Update dependencies.
6487 * config/t-darwin (darwin-driver.o): Update dependencies.
6488
6489 2010-09-22 Joseph Myers <joseph@codesourcery.com>
6490
6491 * common.opt (-assemble, -compile, -coverage, -debug, -dump,
6492 -dump=, -dumpbase, -dumpdir, -entry, -entry=, -extra-warnings,
6493 -for-assembler, -for-assembler=, -for-linker, -for-linker=,
6494 -force-link, -force-link=, -language, -language=,
6495 -library-directory, -library-directory=, -no-canonical-prefixes,
6496 -no-standard-libraries, -no-warnings, -optimize, -output,
6497 -output=, -pass-exit-codes, -pedantic, -pedantic-errors, -pie,
6498 -pipe, -prefix, -prefix=, -preprocess, -print-file-name,
6499 -print-file-name=, -print-libgcc-file-name,
6500 -print-multi-directory, -print-multi-lib,
6501 -print-multi-os-directory, -print-prog-name, -print-prog-name=,
6502 -print-search-dirs, -print-sysroot, -print-sysroot-headers-suffix,
6503 -profile, -save-temps, -shared, -specs, -specs=, -static,
6504 -symbolic, -time, -verbose, -param=, -sysroot, coverage, e, u,
6505 symbolic): New.
6506 (fhelp, fhelp=, ftarget-help, fversion): Make into aliases.
6507 * gcc.c (A Short Introduction to Adding a Command-Line Option):
6508 Remove comment.
6509 (cc1_options): Correct specs for passing down --help,
6510 --target-help and --help=*. Add spec for passing down --version.
6511 (struct option_map, option_map, target_option_translations,
6512 translate_options): Remove.
6513 (driver_handle_option): Handle OPT__version, OPT__help, OPT__help_
6514 and OPT__target_help instead of OPT_fversion, OPT_fhelp,
6515 OPT_fhelp_ and OPT_ftarget_help.
6516 (process_command): Don't call translate_options. Call
6517 decode_cmdline_options_to_array before checking for
6518 -no-canonical-prefixes using decoded options.
6519 * opts-common.c (tm.h): Update comment on #include.
6520 (find_opt): Allow abbreviations of long options.
6521 (struct option_map, option_map): New.
6522 (decode_cmdline_option): Use them instead of hardcoding -Wno, -fno
6523 and -mno handling.
6524 (target_option_translations): New.
6525 (decode_cmdline_options_to_array): Handle
6526 TARGET_OPTION_TRANSLATE_TABLE in driver.
6527 * opts.c (common_handle_option): Don't handle OPT_fhelp,
6528 OPT_ftarget_help, OPT_fhelp_ or OPT_fversion.
6529
6530 2010-09-22 Richard Guenther <rguenther@suse.de>
6531
6532 * tree-inline.c (optimize_inline_calls): Schedule cleanups
6533 only if we inlined something. Block compaction and conditional
6534 folding are done by cfg cleanup. Schedule update-address-taken.
6535 (tree_function_versioning): Remove redundant call to number_blocks.
6536 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Conditional
6537 folding is done by cfg cleanup.
6538 * passes.c (init_optimization_passes): Remove update-address-taken
6539 pass after IPA inlining.
6540
6541 2010-09-22 Chung-Lin Tang <cltang@codesourcery.com>
6542
6543 * postreload.c (move2add_note_store): Add reg_symbol_ref[] checks
6544 to update conditions. Fix reg_mode[] check.
6545
6546 2010-09-22 Hariharan Sandanagobalane <hariharan@picochip.com>
6547
6548 * config/picochip/picochip.md (movhicc): Use expand to check whether
6549 movhicc is available and split it after reload.
6550
6551 2010-09-22 Richard Guenther <rguenther@suse.de>
6552
6553 * tree-ssanames.c (release_dead_ssa_names): Do not remove
6554 callee edges here.
6555 * passes.c (init_optimization_passes): Remove early CFG cleanup.
6556 * tree-optimize.c (execute_cleanup_cfg_pre_ipa): Remove.
6557 (pass_cleanup_cfg): Likewise.
6558 (execute_fixup_cfg): Cleanup.
6559 * tree-pass.h (pass_cleanup_cfg): Remove.
6560
6561 2010-09-22 Martin Jambor <mjambor@suse.cz>
6562
6563 * gimple-fold.c (fold_gimple_call): New parameter inplace, do not fold
6564 builtins if it is true.
6565 (fold_stmt_1): Call, fold_gimple_call always, pass inplace as a
6566 parameter.
6567
6568 2010-09-22 Martin Jambor <mjambor@suse.cz>
6569
6570 * tree-sra.c (struct access): New field grp_no_warning.
6571 (create_access_replacement): Set TREE_NO_WARNING according to
6572 grp_no_warning.
6573 (create_artificial_child_access): Use build_ref_for_model and set
6574 grp_no_warning if build_user_friendly_ref_for_offset fails.
6575 (propagate_subaccesses_across_link): Likewise.
6576
6577 2010-09-22 Eric Botcazou <ebotcazou@adacore.com>
6578
6579 PR target/35664
6580 * config/sparc/constraints.md ('e'): Return NO_REGS if !TARGET_FPU.
6581 ('f'): Likewise.
6582
6583 2010-09-22 Tristan Gingold <gingold@adacore.com>
6584
6585 * config/alpha/alpha.c (alpha_use_linkage): Initialize target field.
6586
6587 2010-09-22 Uros Bizjak <ubizjak@gmail.com>
6588
6589 * config/i386/i386.h (MAX_STRINGOP_ALGS): Fix typo in the name.
6590 * config/i386/i386.c (decide_alg): Update for rename.
6591
6592 2010-09-22 Jakub Jelinek <jakub@redhat.com>
6593
6594 PR rtl-optimization/45739
6595 * simplify-rtx.c (simplify_binary_operation_1): Optimize even
6596 vector mode | CONST0_RTX (mode) and ^ CONST0_RTX (mode).
6597
6598 2010-09-21 Anatoly Sokolov <aesok@post.ru>
6599
6600 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): Remove macros.
6601 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
6602 Remove.
6603 * config/rs6000/rs6000.c (rs6000_output_addr_const_extra): Make static.
6604 (TTARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
6605
6606 2010-09-21 Nicola Pero <nicola.pero@meta-innovation.com>
6607
6608 PR objc/23710
6609 * c-parser.c (c_parser_objc_method_definition): Check the return
6610 value of objc_start_method_definition and if false is returned,
6611 parse the method definition but emit no code.
6612
6613 2010-09-21 Nicola Pero <nicola.pero@meta-innovation.com>
6614
6615 PR objc/25965
6616 * c-decl.c (detect_field_duplicates): If compiling Objective-C,
6617 call objc_get_interface_ivars ().
6618
6619 2010-09-21 Kai Tietz <kai.tietz@onevision.com>
6620
6621 PR target/45694
6622 * config/i386/i386.c (ix86_expand_prologue): Save r10 in case that
6623 static chain-register is used for 64-bit.
6624
6625 2010-09-21 Richard Guenther <rguenther@suse.de>
6626
6627 * dwarf2out.c (is_cu_die): New function.
6628 (add_pubtype): Use it.
6629 (gen_subprogram_die): Likewise.
6630 (gen_struct_or_union_type_die): Likewise.
6631 (dwarf2out_finish): Likewise.
6632 (comp_unit_die): Rename to ...
6633 (single_comp_unit_die): ... this.
6634 (comp_unit_die): New function lazily constructing and
6635 returning single_comp_unit_die.
6636 (is_cxx, is_fortran, is_ada, debug_dwarf, break_out_comdat_types,
6637 base_type_die, subrange_type_die, modified_type_die,
6638 lower_bound_default, add_bound_info, add_prototyped_attribute,
6639 dwarf2out_vms_debug_main_pointer, scope_die_for, retry_incomplete_types,
6640 dwarf2out_abstract_function, gen_type_die_with_usage, get_context_die,
6641 force_decl_die, gen_namespace_die, dwarf2out_decl,
6642 dwarf2out_start_source_file, dwarf2out_end_source_file,
6643 prune_unused_types, dwarf2out_finish): Use it.
6644 (gen_compile_unit_die): For GNU GIMPLE derive DW_AT_language from
6645 the global list of translation-unit decls.
6646 (dwarf2out_init): Do not create single_comp_unit_die here.
6647 (force_decl_die): Handle TRANSLATION_UNIT_DECL.
6648
6649 2010-09-21 Richard Guenther <rguenther@suse.de>
6650
6651 * dwarf2out.c (dwarf2out_decl): Do not always generate a DIE
6652 for bool for C++.
6653
6654 2010-09-21 Bernd Schmidt <bernds@codesourcery.com>
6655
6656 * config/arm/iterators.md (qhs_extenddi_op): New mode_attr.
6657 (qhs_extenddi_cstr): Likewise.
6658 * config/arm/arm.md (zero_extend<mode>di2, extend<mode>di2): Use
6659 them for the source operand.
6660
6661 2010-09-21 Uros Bizjak <ubizjak@gmail.com>
6662
6663 * config/i386/i386.c (ix86_split_ashl): Rename single_width variable
6664 to half_width. Use GET_MODE_BITSIZE to calculate mode size.
6665 (ix86_split_ashr): Ditto.
6666 (ix86_split_lshr): Ditto.
6667
6668 2010-09-21 Richard Guenther <rguenther@suse.de>
6669
6670 PR tree-optimization/45580
6671 * tree-ssa-propagate.c (substitute_and_fold): Always replace
6672 regular uses.
6673 * gimple-fold.c (gimple_fold_obj_type_ref): For a BINFO without
6674 virtuals fold the call into a regular indirect one.
6675
6676 2010-09-20 Eric Botcazou <ebotcazou@adacore.com>
6677
6678 PR rtl-optimization/42775
6679 * cfgrtl.c (rest_of_pass_free_cfg): Recompute notes if delay slot
6680 scheduling is enabled.
6681
6682 2010-09-20 Jakub Jelinek <jakub@redhat.com>
6683
6684 PR rtl-optimization/45728
6685 * expr.c (expand_expr_real_1): If op0 isn't REG or MEM, try
6686 gen_lowpart_common first and if that fails, force_reg first
6687 before calling gen_lowpart.
6688
6689 PR middle-end/45678
6690 * cfgexpand.c (expand_one_stack_var_at): Use
6691 crtl->max_used_stack_slot_alignment as max_align, instead
6692 of maximum of that and PREFERRED_STACK_BOUNDARY.
6693 Don't call update_stack_alignment.
6694
6695 2010-09-20 Eric Botcazou <ebotcazou@adacore.com>
6696
6697 * langhooks.h (struct lang_hooks_for_types): Remove hash_types field.
6698 * langhooks-def.h (LANG_HOOKS_HASH_TYPES): Delete.
6699 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_HASH_TYPES.
6700 * system.h (LANG_HOOKS_HASH_TYPES): Poison.
6701 * tree.c (type_hash_canon): Do not test lang_hooks.types.hash_types.
6702 (build_nonstandard_integer_type): Likewise.
6703 (build_range_type_1): New function, built from...
6704 (build_range_type): ...this. Call build_range_type_1.
6705 (build_nonshared_range_type): New function.
6706 (build_array_type_1): New function, built from...
6707 (build_array_type: ...this. Call build_array_type_1.
6708 (build_nonshared_array_type): New function.
6709 * tree.h (build_nonshared_range_type): Declare.
6710 (build_nonshared_array_type): Likewise.
6711
6712 2010-09-20 Anatoly Sokolov <aesok@post.ru>
6713
6714 * config/arm/arm.h (CLASS_LIKELY_SPILLED_P): Remove.
6715 * config/arm/arm.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
6716 (arm_class_likely_spilled_p): New function.
6717
6718 2010-09-20 Uros Bizjak <ubizjak@gmail.com>
6719
6720 * config/i386/i386.c (ix86_expand_ashl_const): Rewrite using
6721 indirect functions.
6722 (ix86_split_ashl): Ditto.
6723 (ix86_split_ashr): Ditto.
6724 (ix86_split_lshr): Ditto.
6725 (ix86_adjust_counter): Ditto.
6726
6727 2010-09-20 Nicola Pero <nicola.pero@meta-innovation.com>
6728
6729 * c-family/c-common.h (constant_string_class): Documented with
6730 comment identical to the one already in c-common.c.
6731
6732 2010-09-20 Jakub Jelinek <jakub@redhat.com>
6733
6734 * dwarf2out.c (any_cfis_emitted): New static variable.
6735 (add_fde_cfi): Set it.
6736 (dwarf2out_frame_debug): Clear it before processing,
6737 if it is set afterwards, flush any queued reg saves.
6738
6739 PR debug/45124
6740 * dwarf2out.c (add_accessibility_attribute): Assume
6741 DW_ACCESS_private as the default for dwarf_version > 2
6742 and DW_TAG_class_type parent.
6743 (gen_inheritance_die): Assume DW_ACCESS_public as the default
6744 for dwarf_version > 2 and parent other than DW_TAG_class_type.
6745
6746 2010-09-20 Rafael Carre <rafael.carre@gmail.com>
6747
6748 PR target/45726
6749 * arm.md (arm_movt): Only enable on machines with MOVT.
6750
6751 2010-09-20 Jie Zhang <jie@codesourcery.com>
6752
6753 * config/arm/arm.c (arm_address_offset_is_imm): New.
6754 (arm_early_store_addr_dep): New.
6755 (arm_early_load_addr_dep): New.
6756 * config/arm/arm-protos.h (arm_early_store_addr_dep): Declare.
6757 (arm_early_load_addr_dep): Declare.
6758 (arm_address_offset_is_imm): Declare.
6759 * config/arm/cortex-m4.md: New file.
6760 * config/arm/cortex-m4-fpu.md: New file.
6761 * config/arm/arm.md: Include cortex-m4.md and cortex-m4-fpu.md.
6762 (attr generic_sched): Exclude cortexm4.
6763 (attr generic_vfp): Exclude cortexm4.
6764
6765 2010-09-20 Richard Guenther <rguenther@suse.de>
6766
6767 PR middle-end/45704
6768 * gimplify.c (gimplify_modify_expr_rhs): Preserve volatileness.
6769
6770 2010-09-20 Jan Hubicka <jh@suse.cz>
6771
6772 PR tree-optimize/45605
6773 * cgraph.h (const_value_known_p): Declare.
6774 (varpool_decide_const_value_known): Remove.
6775 * tree-ssa-ccp.c (get_base_constructor): Use it.
6776 * lto-cgraph.c (compute_ltrans_boundary): Likewise.
6777 * expr.c (string_constant): Likewise.
6778 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Likewise.
6779 * ipa.c (ipa_discover_readonly_nonaddressable_var,
6780 function_and_variable_visibility): Likewise.
6781 * gimplify.c (gimplify_call_expr): Likewise.
6782 * gimple-fold.c (get_symbol_constant_value): Likewise.
6783 * varpool.c (varpool_decide_const_value_known): Replace by...
6784 (const_value_known_p): ... this one; handle other kinds of DECLs
6785 too and work for automatic vars.
6786 (varpool_finalize_decl): Use const_value_known_p.
6787
6788 2010-09-20 Rafael Carre <rafael.carre@gmail.com>
6789
6790 PR target/45726
6791 * arm.md (arm_movtas_ze): Only enable on machine with MOVT.
6792
6793 2010-09-20 Richard Guenther <rguenther@suse.de>
6794
6795 PR tree-optimization/45705
6796 * tree-ssa-dom.c (optimize_stmt): Perform redundant store elimination.
6797
6798 2010-09-20 Jakub Jelinek <jakub@redhat.com>
6799
6800 PR rtl-optimization/45695
6801 * combine.c (try_combine): When splitting a two set pattern,
6802 make sure the pattern which will be put into i2 doesn't use REGs
6803 or MEMs set by insns in between i2 and i3.
6804
6805 2010-09-19 Jan Hubicka <jh@suse.cz>
6806
6807 PR lto/44246
6808 * lto-cgraph.c (input_cgraph_1, input_varpool_1): Avoid
6809 processing same node twice.
6810
6811 2010-09-19 Anatoly Sokolov <aesok@post.ru>
6812
6813 * config/bfin/bfin.h (CLASS_LIKELY_SPILLED_P): Remove.
6814 * config/bfin/bfin.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
6815 (bfin_class_likely_spilled_p): New function
6816
6817 2010-09-19 Ira Rosen <irar@il.ibm.com>
6818
6819 PR tree-optimization/45714
6820 * tree-vect-stmts.c (vect_transform_stmt): Use a dummy statement
6821 created in vectorizable_call instead of the original statement in
6822 def stmt updates.
6823
6824 2010-09-19 Uros Bizjak <ubizjak@gmail.com>
6825
6826 * config/i386/i386-protos.h (split_double_mode): New prototype.
6827 (split_di, split_ti): Remove prototypes.
6828 * config/i386/i386.c (split_double_mode): New function.
6829 (split_di, split_ti): Remove.
6830 (ix86_expand_branch): Use split_double_mode.
6831 (ix86_split_to_parts): Ditto.
6832 (ix86_split_ashl): Ditto.
6833 (ix86_split_ashr): Ditto.
6834 (ix86_split_lshr): Ditto.
6835 (ix86_force_to_memory): Ditto.
6836 * config/i386/i386.md: Use split_double_mode in double-mode splitters.
6837
6838 2010-09-18 Jan Hubicka <jh@suse.cz>
6839
6840 PR tree-optimization/45453
6841 * cgraphunit.c (cgraph_finalize_function): Consider comdat & external
6842 virtual functions are reachable.
6843 * ipa-inline.c (cgraph_clone_inlined_nodes): Likewise.
6844 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
6845 * ipa-prop.c (ipa_modify_formal_parameters): Clear DECL_VIRTUAL_P
6846 when modifying function.
6847
6848 2010-09-18 Jan Hubicka <jh@suse.cz>
6849
6850 PR tree-optimization/45605
6851 * cgraphunit.c (cgraph_analyze_functions): Allocate bitmap obstack.
6852 * gimple-fold.c (static_object_in_other_unit_p): New function.
6853 (canonicalize_constructor_val): Use it.
6854 (get_symbol_constant_value): Be reaqdy for canonicalize_constructor_val
6855 returning NULL.
6856 (gimple_fold_obj_type_ref_known_binfo): Use
6857 static_object_in_other_unit_p.
6858
6859 2010-09-18 Richard Guenther <rguenther@suse.de>
6860
6861 PR tree-optimization/45709
6862 * tree-inline.c (copy_phis_for_bb): Delay commit of edge
6863 insertions until after all PHI nodes of the block are processed.
6864
6865 2010-09-18 Tijl Coosemans <tijl@coosemans.org>
6866
6867 * config/i386/freebsd.h (SUBTARGET32_DEFAULT_CPU): Add.
6868
6869 2010-09-18 Kai Tietz <kai.tietz@onevision.com>
6870
6871 * config.gcc (*-w64-mingw*): Correct typo about t-dfprules.
6872
6873 2010-09-18 Richard Guenther <rguenther@suse.de>
6874
6875 PR tree-optimization/45709
6876 * tree-inline.c (copy_phis_for_bb): Fixup new_edge when we splitted it.
6877
6878 2010-09-17 Sebastian Pop <sebastian.pop@amd.com>
6879
6880 * graphite-dependences.c (dot_deps): Add DEBUG_FUNCTION.
6881 (dot_deps_stmt): Same.
6882 * graphite-poly.c (dot_lst): Same.
6883 * graphite-scop-detection.c (dot_all_scops): Same.
6884 (dot_scop): Same.
6885
6886 2010-09-17 Sebastian Pop <sebastian.pop@amd.com>
6887
6888 Revert:
6889 2009-12-16 Ben Elliston <bje@au.ibm.com>
6890
6891 * tree-data-ref.c (dot_rdg_1): Added back.
6892 (dot_rdg): Same. Added "#if 0" around system call.
6893
6894 2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
6895 Richard Henderson <rth@redhat.com>
6896
6897 * config/i386/i386.c (initial_ix86_tune_features): Add
6898 X86_TUNE_PAD_SHORT_FUNCTION.
6899 (ix86_code_end): Pad with 8 NOPs for TARGET_PAD_SHORT_FUNCTION.
6900 (ix86_count_insn): New.
6901 (ix86_pad_short_function): Likewise.
6902 (ix86_reorg): Support TARGET_PAD_SHORT_FUNCTION.
6903
6904 * config/i386/i386.h (ix86_tune_indices): Add
6905 X86_TUNE_PAD_SHORT_FUNCTION.
6906 (TARGET_PAD_SHORT_FUNCTION): New.
6907
6908 * config/i386/i386.md (UNSPEC_NOPS): New.
6909 (nops): Likewise.
6910
6911 2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
6912
6913 PR middle-end/45234
6914 * calls.c (expand_call): Make sure that all variable sized
6915 adjustments are multiple of preferred stack boundary after
6916 stack alignment.
6917
6918 2010-09-17 DJ Delorie <dj@redhat.com>
6919
6920 * config/rx/rx.c (rx_print_operand): If __builtin_rx_setpsw() is
6921 passed an invalid value, print an error instead of ICEing.
6922 (valid_psw_flag): New.
6923 (rx_expand_builtin): Call it for setpsw/clrpsw.
6924 (rx_expand_builtin_mvtipl): Pass an integer to IN_RANGE, not an RTX.
6925
6926 * config/rx/rx.md (bitclr): Don't mark the output as early-clobber.
6927 (bitclr_in_memory): Likewise.
6928 (clrspw, setpsw, mvfc, mvtc, mvtipl): Make volatile.
6929
6930 2010-09-17 H.J. Lu <hongjiu.lu@intel.com>
6931
6932 PR middle-end/45678
6933 * cfgexpand.c (update_stack_alignment): New.
6934 (get_decl_align_unit): Use it.
6935 (expand_one_stack_var_at): Call update_stack_alignment.
6936
6937 2010-09-17 Richard Guenther <rguenther@suse.de>
6938
6939 * lto-streamer-in.c (lto_input_ts_translation_unit_decl_tree_pointers):
6940 Properly copy the read string.
6941
6942 2010-09-17 Joseph Myers <joseph@codesourcery.com>
6943
6944 * doc/options.texi (Variable): Document.
6945 * optc-gen.awk, opth-gen.awk: Handle Variable records. Don't
6946 generate target_flags declarations explicitly. Don't define
6947 VarExists variables for the driver.
6948 * common.opt (target_flags): New Variable record.
6949 (flag_dump_unnumbered, flag_dump_unnumbered_links,
6950 flag_var_tracking, flag_var_tracking_assignments,
6951 flag_var_tracking_assignments_toggle): Don't mark variables with
6952 VarExists.
6953 * config/i386/i386.c (ix86_isa_flags): Don't define here.
6954 * config/i386/i386.opt (ix86_isa_flags): Define here.
6955 * config/mcore/mcore.c (mcore_stack_increment): Don't define here.
6956 * config/mcore/mcore.opt (mcore_stack_increment): Don't mark with
6957 VarExists.
6958 * flags.h (flag_dump_unnumbered, flag_var_tracking): Remove.
6959 * print-rtl.c (flag_dump_unnumbered, flag_dump_unnumbered_links):
6960 Only define for generator programs.
6961 * rtlanal.c (target_flags): Remove.
6962 * toplev.c (flag_var_tracking, flag_var_tracking_assignments,
6963 flag_var_tracking_assignments_toggle): Remove.
6964
6965 2010-09-17 Michael Matz <matz@suse.de>
6966
6967 PR tree-optimization/43432
6968 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6969 Accept backwards consecutive accesses.
6970 (vect_create_data_ref_ptr): If step is negative generate
6971 decreasing IVs.
6972 * tree-vect-stmts.c (vectorizable_store): Reject negative steps.
6973 (perm_mask_for_reverse, reverse_vec_elements): New functions.
6974 (vectorizable_load): Handle loads with negative steps when easily
6975 possible.
6976
6977 2010-09-03 Jan Hubicka <jh@suse.cz>
6978
6979 * lto-cgraph.c (compute_ltrans_boundary): Use const_value_known.
6980
6981 2010-09-03 Naveen H.S <naveen.S@kpitcummins.com>
6982
6983 * config/v850/v850.c (v850_function_value_regno_p): Make static.
6984 Adjust comments. Declare.
6985 (TARGET_FUNCTION_VALUE_REGNO_P): Define.
6986 * config/v850/v850.h (FUNCTION_VALUE_REGNO_P): Delete.
6987
6988 2010-09-17 Richard Guenther <rguenther@suse.de>
6989
6990 * common.opt (combine): Remove.
6991 * gcc.c (default_compilers): Remove specs testing combine.
6992 The C compilers no longer can combine.
6993 (option_map): Remove -combine.
6994 (display_help): Remove -combine.
6995 (driver_handle_option): Remove OPT_combine handling.
6996 (compile_input_file_p): Remove.
6997 (do_spec): Remove code concerning combine.
6998 (main): Likewise.
6999 * doc/invoke.texi: Remove traces of -combine.
7000 * lto-wrapper.c (run_gcc): Do not pass -combine to the compiler driver.
7001
7002 2010-09-17 Richard Guenther <rguenther@suse.de>
7003
7004 PR middle-end/45678
7005 * builtins.c (fold_builtin_memory_op): Always properly adjust
7006 alignment of memory accesses.
7007
7008 2010-09-16 Jan Hubicka <jh@suse.cz>
7009
7010 * lto-cgraph.c (input_overwrite_node): Do not set DECL_EXTERNAL when
7011 processing clone.
7012
7013 2010-09-16 H.J. Lu <hongjiu.lu@intel.com>
7014
7015 * config/i386/i386-protos.h (ix86_split_idivmod): New prototype.
7016
7017 * config/i386/i386.c (predict_jump): Add prototype.
7018 (flag_opts): Add -m8bit-idiv.
7019 (ix86_split_idivmod): New.
7020
7021 * config/i386/i386.md (UNSPEC_DIV_ALREADY_SPLIT): New.
7022 Add 2 splitters for SI/DI mode divide.
7023 (divmod<mode>4_1): New pattern.
7024 (udivmod<mode>4_1): Likewise.
7025 (testdi_ccno_1): Likewise.
7026
7027 * config/i386/i386.opt (m8bit-idiv): New.
7028
7029 * doc/invoke.texi: Document -m8bit-idiv.
7030
7031 2010-09-16 Reza Yazdani <reza.yazdani@amd.com>
7032
7033 PR bootstrap/45680
7034 * config/i386/i386.c (min_insn_size): Moved out of the
7035 ASM_OUTPUT_MAX_SKIP_PAD ifdef.
7036
7037 2010-09-16 Jan Hubicka <jh@suse.cz>
7038
7039 * lto-cgraph.c (lto_output_node): Fix handling of clones.
7040 * ipa.c (cgraph_remove_unreachabloe_nodes): Fix handling of
7041 unreachable clones with reachable clones.
7042 * tree-inline.c (copy_bb): Fix sanity checking when producing
7043 unreachable clone.
7044
7045 2010-09-16 Anatoly Sokolov <aesok@post.ru>
7046
7047 * config/m32r/m32r.c (TARGET_MEMORY_MOVE_COSTS): Remove.
7048 (TARGET_MEMORY_MOVE_COST): Define.
7049 (m32r_function_arg): Annotate argument 'type' with ATTRIBUTE_UNUSED.
7050
7051 2010-09-16 Alexander Monakov <amonakov@ispras.ru>
7052
7053 * sel-sched.c (move_cond_jump): Use tidy_control_flow instead of
7054 maybe_tidy_empty_bb.
7055
7056 Revert:
7057 2010-09-06 Alexander Monakov <amonakov@ispras.ru>
7058 * sel-sched-ir.c (maybe_tidy_empty_bb): Export.
7059
7060 2010-09-16 Joseph Myers <joseph@codesourcery.com>
7061
7062 * target.def (target_option.optimization): New hook.
7063 * doc/tm.texi.in (OPTIMIZATION_OPTIONS): Change to
7064 TARGET_OPTION_OPTIMIZATION hook.
7065 * doc/tm.texi: Regenerate.
7066 * hooks.c (hook_void_int_int): New.
7067 * hooks.h (hook_void_int_int): Declare.
7068 * opts.c: Don't include tm_p.h.
7069 (decode_options): Use targetm.target_option.optimization instead
7070 of OPTIMIZATION_OPTIONS.
7071 * system.h (OPTIMIZATION_OPTIONS): Poison.
7072 * config/arm/arm-protos.h (arm_optimization_options): Remove.
7073 * config/arm/arm.c (TARGET_OPTION_OPTIMIZATION): Define.
7074 (arm_optimization_options): Rename to arm_option_optimization.
7075 Make static.
7076 * config/arm/arm.h (OPTIMIZATION_OPTIONS): Remove.
7077 * config/cris/cris.c (TARGET_OPTION_OPTIMIZATION): Define.
7078 (cris_option_optimization): New.
7079 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove.
7080 * config/crx/crx.c (TARGET_OPTION_OPTIMIZATION): Define.
7081 (crx_option_optimization): New.
7082 * config/crx/crx.h (OPTIMIZATION_OPTIONS): Remove.
7083 * config/frv/frv-protos.h (frv_optimization_options): Remove.
7084 * config/frv/frv.c (TARGET_OPTION_OPTIMIZATION): Define.
7085 (frv_optimization_options): Rename to frv_option_optimization.
7086 Make static.
7087 * config/frv/frv.h (OPTIMIZATION_OPTIONS): Remove.
7088 * config/h8300/h8300.c (h8300_option_optimization): New.
7089 (TARGET_OPTION_OPTIMIZATION): Define.
7090 * config/h8300/h8300.h (OPTIMIZATION_OPTIONS): Remove.
7091 * config/i386/i386-protos.h (optimization_options): Remove.
7092 * config/i386/i386.c (optimization_options): Rename to
7093 ix86_option_optimization. Make static.
7094 (TARGET_OPTION_OPTIMIZATION): Define.
7095 * config/i386/i386.h (OPTIMIZATION_OPTIONS): Remove.
7096 * config/ia64/ia64-protos.h (ia64_optimization_options): Remove.
7097 * config/ia64/ia64.c (TARGET_OPTION_OPTIMIZATION): Define.
7098 (ia64_optimization_options): Rename to ia64_option_optimization.
7099 Make static. Call SUBTARGET_OPTIMIZATION_OPTIONS.
7100 * config/ia64/ia64.h (OPTIMIZATION_OPTIONS): Remove. Remove
7101 commented-out definition.
7102 * config/ia64/vms.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define
7103 instead of OPTIMIZATION_OPTIONS.
7104 * config/m32r/m32r.c (TARGET_OPTION_OPTIMIZATION): Define.
7105 (m32r_option_optimization): New.
7106 * config/m32r/m32r.h (OPTIMIZATION_OPTIONS): Remove.
7107 * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
7108 Remove.
7109 * config/mcore/mcore.c (TARGET_OPTION_OPTIMIZATION): Define.
7110 (mcore_option_optimization): New.
7111 * config/mcore/mcore.h (OPTIMIZATION_OPTIONS): Remove.
7112 * config/mep/mep-protos.h (mep_optimization_options): Remove.
7113 * config/mep/mep.c (TARGET_OPTION_OPTIMIZATION): Define.
7114 (mep_optimization_options): Rename to mep_option_optimization.
7115 Make static. Take unused level and size parameters.
7116 * config/mep/mep.h (OPTIMIZATION_OPTIONS): Remove.
7117 * config/mmix/mmix.c (TARGET_OPTION_OPTIMIZATION): Define.
7118 (mmix_option_optimization): New.
7119 * config/mmix/mmix.h (OPTIMIZATION_OPTIONS): Remove.
7120 * config/pdp11/pdp11.c (TARGET_OPTION_OPTIMIZATION): Define.
7121 (pdp11_option_optimization): New.
7122 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Remove.
7123 * config/rs6000/rs6000-protos.h (optimization_options): Remove.
7124 * config/rs6000/rs6000.c (TARGET_OPTION_OPTIMIZATION): Define.
7125 (optimization_options): Rename to rs6000_option_optimization.
7126 Make static.
7127 * config/rs6000/rs6000.h (OPTIMIZATION_OPTIONS): Remove.
7128 * config/rx/rx-protos.h (rx_set_optimization_options): Remove.
7129 * config/rx/rx.c (rx_set_optimization_options): Rename to
7130 rx_option_optimization. Make static. Take unused level and size
7131 parameters.
7132 (TARGET_OPTION_OPTIMIZATION): Define.
7133 * config/rx/rx.h (OPTIMIZATION_OPTIONS): Remove.
7134 * config/s390/s390-protos.h (optimization_options): Remove.
7135 * config/s390/s390.c (optimization_options): Rename to
7136 s390_option_optimization. Make static. Don't mark size parameter
7137 unused.
7138 (TARGET_OPTION_OPTIMIZATION): Define.
7139 * config/s390/s390.h (OPTIMIZATION_OPTIONS): Remove.
7140 * config/sh/sh-protos.h (sh_optimization_options): Remove.
7141 * config/sh/sh.c (TARGET_OPTION_OPTIMIZATION): Define.
7142 (sh_optimization_options): Rename to sh_option_optimization. Make
7143 static. Don't mark parameters unused.
7144 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Remove.
7145 * config/spu/spu-protos.h (spu_optimization_options): Remove.
7146 * config/spu/spu.c (TARGET_OPTION_OPTIMIZATION): Define.
7147 (spu_optimization_options): Rename to spu_option_optimization.
7148 Make static.
7149 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Remove.
7150 * config/v850/v850.c (TARGET_OPTION_OPTIMIZATION): Define.
7151 (v850_option_optimization): New.
7152 * config/v850/v850.h (OPTIMIZATION_OPTIONS): Remove.
7153 * config/xtensa/xtensa.c (TARGET_OPTION_OPTIMIZATION): Define.
7154 (xtensa_option_optimization): New.
7155 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Remove.
7156
7157 2010-09-16 Joseph Myers <joseph@codesourcery.com>
7158
7159 * doc/tm.texi.in (OVERRIDE_OPTIONS): Remove documentation.
7160 (C_COMMON_OVERRIDE_OPTIONS): Don't refer to OVERRIDE_OPTIONS.
7161 * doc/tm.texi: Regenerate.
7162 * system.h (OVERRIDE_OPTIONS): Poison.
7163 * target.def (override): Default to hook_void_void.
7164 * targhooks.c (default_target_option_override): Remove.
7165 * genmodes.c, machmode.def: Update comments mentioning
7166 OVERRIDE_OPTIONS.
7167 * config/alpha/alpha-modes.def: Update comment mentioning
7168 alpha_override_options.
7169 * config/alpha/alpha-protos.h (override_options): Remove.
7170 * config/alpha/alpha.c (override_options): Rename to
7171 alpha_option_override. Call SUBTARGET_OVERRIDE_OPTIONS. Make static.
7172 (TARGET_OPTION_OVERRIDE): Define.
7173 * config/alpha/alpha.h (OVERRIDE_OPTIONS): Remove.
7174 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead
7175 of OVERRIDE_OPTIONS.
7176 * config/arc/arc-protos.h (arc_init): Remove.
7177 * config/arc/arc.c (TARGET_OPTION_OVERRIDE): Define.
7178 (arc_init): Rename to arc_option_override. Make static.
7179 * config/arc/arc.h (ARC_EXTENSION_CPU): Correct comment.
7180 (OVERRIDE_OPTIONS): Remove.
7181 * config/arm/arm-protos.h (arm_override_options): Remove.
7182 * config/arm/arm.c (TARGET_OPTION_OVERRIDE): Define.
7183 (arm_override_options): Rename to arm_option_override. Make
7184 static. Call SUBTARGET_OVERRIDE_OPTIONS.
7185 * config/arm/arm.h (OVERRIDE_OPTIONS): Remove.
7186 * config/arm/arm.md: Update comment referring to arm_override_options.
7187 * config/arm/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define
7188 instead of OVERRIDE_OPTIONS.
7189 * config/avr/avr-protos.h (avr_override_options): Remove.
7190 * config/avr/avr.c (TARGET_OPTION_OVERRIDE): Define.
7191 (avr_override_options): Rename to avr_option_override. Make static.
7192 * config/avr/avr.h (OVERRIDE_OPTIONS): Remove.
7193 * config/bfin/bfin-protos.h (override_options): Remove (twice).
7194 * config/bfin/bfin.c (override_options): Rename to
7195 bfin_option_override. Make static.
7196 (TARGET_OPTION_OVERRIDE): Define.
7197 * config/bfin/bfin.h (OVERRIDE_OPTIONS): Remove.
7198 * config/cris/cris-protos.h (cris_override_options): Remove.
7199 * config/cris/cris.c (TARGET_OPTION_OVERRIDE): Define.
7200 (cris_override_options): Rename to cris_option_override. Make static.
7201 * config/cris/cris.h (OVERRIDE_OPTIONS): Remove.
7202 * config/frv/frv-protos.h (frv_override_options): Remove.
7203 * config/frv/frv.c (TARGET_OPTION_OVERRIDE): Define.
7204 (frv_override_options): Rename to frv_option_override. Make static.
7205 * config/frv/frv.h (OVERRIDE_OPTIONS): Remove.
7206 * config/h8300/h8300-protos.h (h8300_init_once): Remove.
7207 * config/h8300/h8300.c (h8300_init_once): Rename to
7208 h8300_option_override. Make static.
7209 (TARGET_OPTION_OVERRIDE): Define.
7210 * config/h8300/h8300.h (OVERRIDE_OPTIONS): Remove.
7211 * config/i386/i386-protos.h (override_options): Remove.
7212 * config/i386/i386.c (override_options): Rename to
7213 ix86_option_override_internal. Make static. Comments referring
7214 to this function and callers changed.
7215 (ix86_option_override): New.
7216 (TARGET_OPTION_OVERRIDE): Define.
7217 * config/i386/i386.h (OVERRIDE_OPTION): Remove.
7218 * config/i386/linux64.h (DEFAULT_PCC_STRUCT_RETURN): Update comment.
7219 * config/ia64/ia64.c (ia64_file_start): Update comment referring
7220 to ia64_override_options.
7221 * config/iq2000/iq2000-protos.h (override_options): Remove.
7222 * config/iq2000/iq2000.c (TARGET_OPTION_OVERRIDE): Define.
7223 (override_options): Rename to iq2000_option_override. Make static.
7224 * config/iq2000/iq2000.h (OVERRIDE_OPTIONS): Remove.
7225 * config/lm32/lm32-protos.h (lm32_override_options): Remove.
7226 * config/lm32/lm32.c (TARGET_OPTION_OVERRIDE): Define.
7227 (lm32_override_options): Rename to lm32_option_override. Make static.
7228 * config/lm32/lm32.h (OVERRIDE_OPTIONS): Remove.
7229 * config/m32r/m32r.c (TARGET_OPTION_OVERRIDE): Define.
7230 (m32r_option_override): New.
7231 (m32r_init): Update comment.
7232 * config/m32r/m32r.h (OVERRIDE_OPTIONS): Remove.
7233 * config/m68hc11/m68hc11-protos.h (m68hc11_override_options): Remove.
7234 * config/m68hc11/m68hc11.c (TARGET_OPTION_OVERRIDE): Define.
7235 (m68hc11_override_options): Rename to m68hc11_option_override.
7236 Make static. Return void.
7237 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove.
7238 * config/m68k/m68k-protos.h (override_options): Remove.
7239 * config/m68k/m68k.c (TARGET_OPTION_OVERRIDE): Define.
7240 (override_options): Rename to m68k_option_override. Make static.
7241 * config/m68k/m68k.h (OVERRIDE_OPTIONS): Remove.
7242 * config/mcore/mcore-protos.h (mcore_override_options): Remove.
7243 * config/mcore/mcore.c (TARGET_OPTION_OVERRIDE): Define.
7244 (mcore_override_options): Rename to mcore_option_override. Make
7245 static.
7246 * config/mcore/mcore.h (OVERRIDE_OPTIONS): Remove.
7247 * config/mep/mep-protos.h (mep_override_options): Remove.
7248 * config/mep/mep.c (TARGET_OPTION_OVERRIDE): Define.
7249 (mep_override_options): Rename to mep_option_override. Make static.
7250 * config/mep/mep.h (OVERRIDE_OPTIONS): Remove.
7251 * config/mmix/mmix-protos.h (mmix_override_options): Remove.
7252 * config/mmix/mmix.c (TARGET_OPTION_OVERRIDE): Define.
7253 (mmix_override_options): Rename to mmix_option_override. Make static.
7254 * config/mmix/mmix.h (OVERRIDE_OPTIONS): Remove.
7255 * config/mn10300/mn10300-protos.h (mn10300_override_options): Remove.
7256 * config/mn10300/mn10300.c (TARGET_OPTION_OVERRIDE): Define.
7257 (mn10300_override_options): Rename to mn10300_option_override.
7258 Make static.
7259 * config/mn10300/mn10300.h (OVERRIDE_OPTIONS): Remove.
7260 * config/moxie/moxie-protos.h (moxie_override_options): Remove.
7261 * config/moxie/moxie.c (moxie_override_options): Rename to
7262 moxie_option_override. Make static.
7263 (TARGET_OPTION_OVERRIDE): Define.
7264 * config/moxie/moxie.h (OVERRIDE_OPTIONS): Remove.
7265 * config/picochip/picochip-protos.h (picochip_override_options):
7266 Remove. Update comment referring to picochip_override_options.
7267 * config/picochip/picochip.c (TARGET_OPTION_OVERRIDE): Define.
7268 (picochip_override_options): Rename to picochip_option_override.
7269 Make static. Update comment and definition of
7270 TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE.
7271 * config/picochip/picochip.h (OVERRIDE_OPTIONS): Remove.
7272 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
7273 * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
7274 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
7275 * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
7276 * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
7277 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Define
7278 instead of OVERRIDE_OPTIONS.
7279 * config/rs6000/rs6000-modes.def: Update comment referring to
7280 rs6000_override_options.
7281 * config/rs6000/rs6000-protos.h (rs6000_override_options): Remove.
7282 * config/rs6000/rs6000.c (TARGET_OPTION_OVERRIDE): Define.
7283 (rs6000_override_options): Rename to
7284 rs6000_option_override_internal. Make static. Commented
7285 referring to rs6000_override_options and OVERRIDE_OPTIONS updated.
7286 (rs6000_option_override): New.
7287 * config/rs6000/rs6000.h (OPTION_TARGET_CPU_DEFAULT): Define
7288 instead of OVERRIDE_OPTIONS.
7289 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
7290 * config/s390/s390-protos.h (override_options): Remove.
7291 * config/s390/s390.c (override_options): Rename to
7292 s390_option_override. Make static.
7293 (TARGET_OPTION_OVERRIDE): Define.
7294 * config/s390/s390.h (OVERRIDE_OPTIONS): Remove.
7295 * config/score/score-protos.h (score_override_options): Remove.
7296 * config/score/score.c (TARGET_OPTION_OVERRIDE): Define.
7297 (score_override_options): Rename to score_option_override. Make
7298 static.
7299 * config/score/score.h (OVERRIDE_OPTIONS): Remove.
7300 Update comment referring to override_options.
7301 * config/score/score3.c (score3_override_options): Rename to
7302 score3_option_override.
7303 * config/score/score3.h (score3_override_options): Rename to
7304 score3_option_override.
7305 * config/score/score7.c (score7_override_options): Rename to
7306 score7_option_override.
7307 * config/score/score7.h (score7_override_options): Rename to
7308 score7_option_override.
7309 * config/sh/sh.c: Update comments referring to OVERRIDE_OPTIONS.
7310 * config/sparc/sparc.c (TARGET_OPTION_OVERRIDE): Define.
7311 (sparc_override_options): Rename to sparc_option_override. Make
7312 static. Call SUBTARGET_OVERRIDE_OPTIONS.
7313 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Remove.
7314 * config/sparc/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define
7315 instead of OVERRIDE_OPTIONS.
7316 * config/spu/spu-protos.h (spu_override_options): Remove.
7317 * config/spu/spu.c (TARGET_OPTION_OVERRIDE): Define.
7318 (spu_override_options): Rename to spu_option_override. Make
7319 static.
7320 * config/spu/spu.h (OVERRIDE_OPTIONS): Remove.
7321 * config/vax/elf.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead of
7322 OVERRIDE_OPTIONS.
7323 * config/vax/vax-protos.h (override_options): Remove.
7324 * config/vax/vax.c (TARGET_OPTION_OVERRIDE): Define.
7325 (override_options): Rename to vax_option_override. Make static.
7326 Call SUBTARGET_OVERRIDE_OPTIONS.
7327 * config/vax/vax.h (OVERRIDE_OPTIONS): Remove.
7328 * config/vxworks.c: Update comment referring to OVERRIDE_OPTIONS.
7329 * config/vxworks.h: Update comment referring to OVERRIDE_OPTIONS.
7330 * config/xtensa/xtensa-protos.h (override_options): Remove.
7331 * config/xtensa/xtensa.c (TARGET_OPTION_OVERRIDE): Define.
7332 (override_options): Rename to xtensa_option_override. Make static.
7333 * config/xtensa/xtensa.h (OVERRIDE_OPTIONS): Remove.
7334
7335 2010-09-16 Richard Guenther <rguenther@suse.de>
7336
7337 PR tree-optimization/45623
7338 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Adjust.
7339 (get_constraint_for_component_ref): If computing a constraint
7340 for the rhs handle type punning through unions.
7341 (get_constraint_for_address_of): Adjust.
7342 (get_constraint_for_1): Likewise.
7343 (get_constraint_for): Likewise.
7344 (get_constraint_for_rhs): New function.
7345 (do_structure_copy): Adjust.
7346 (make_constraint_to): Likewise.
7347 (handle_const_call): Likewise.
7348 (find_func_aliases): Likewise.
7349 (process_ipa_clobber): Likewise.
7350 (create_variable_info_for): Likewise.
7351
7352 2010-09-16 Ira Rosen <irar@il.ibm.com>
7353
7354 * tree-vectorizer.c: Fix documentation.
7355 * tree-vectorizer.h (vinfo_for_stmt): Add documentation.
7356 (set_vinfo_for_stmt, get_earlier_stmt, get_later_stmt,
7357 is_pattern_stmt_p, is_loop_header_bb_p,
7358 stmt_vinfo_set_inside_of_loop_cost,
7359 stmt_vinfo_set_outside_of_loop_cost, vect_pow2, aligned_access_p,
7360 known_alignment_for_access_p): Likewise.
7361 * tree-vect-loop.c: Fix documentation.
7362 (vect_get_cost): Start function name from new line.
7363 * tree-vect-data-refs.c: Fix documentation.
7364 * tree-vect_stmts.c: Likewise.
7365 (vect_create_vectorized_promotion_stmts): Always free vec_tmp.
7366 (vectorizable_store): Free vec_oprnds if allocated.
7367 (vectorizable_condition): Initialize several variables to avoid
7368 warnings.
7369 * tree-vect-slp.c: Fix documentation.
7370
7371 2010-09-16 Richard Guenther <rguenther@suse.de>
7372
7373 * tree.c (tree_node_structure_for_code): TRANSLATION_UNIT_DECL
7374 is TS_TRANSLATION_UNIT_DECL.
7375 (initialize_tree_contains_struct): Adjust.
7376 (all_translation_units): New global vector.
7377 (build_translation_unit_decl): New function.
7378 * tree.h (TRANSLATION_UNIT_LANGUAGE): New macro.
7379 (struct tree_translation_unit_decl): New.
7380 (all_translation_units): Declare.
7381 (union tree_node): Add translation_unit_decl member.
7382 (build_translation_unit_decl): Declare.
7383 * treestruct.def (TS_TRANSLATION_UNIT_DECL): New.
7384 * lto-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
7385 New function.
7386 (pack_value_fields): Call it.
7387 (lto_output_tree_ref): Handle references to TRANSLATION_UNIT_DECL.
7388 (lto_output_ts_translation_unit_decl_tree_pointers): New function.
7389 (lto_output_tree_pointers): Call it.
7390 * lto-streamer-in.c (lto_input_tree_ref): Handle references
7391 to TRANSLATION_UNIT_DECL.
7392 (unpack_ts_translation_unit_decl_value_fields): New function.
7393 (unpack_value_fields): Call it.
7394 (lto_input_ts_translation_unit_decl_tree_pointers): New function.
7395 (lto_input_tree_pointers): Call it.
7396 * lto-streamer.c (check_handled_ts_structures): Adjust.
7397 * lto-streamer.h (enum LTO_tags): Add LTO_translation_unit_decl_ref.
7398 * c-decl.c (all_translation_units): Remove.
7399 (pop_scope): Use build_translation_unit_decl.
7400 (collect_all_refs): Adjust.
7401 (for_each_global_decl): Likewise.
7402 (c_write_global_declarations): Likewise.
7403
7404 2010-09-16 Jakub Jelinek <jakub@redhat.com>
7405
7406 PR bootstrap/45686
7407 * fold-const.c (fold_checksum_tree): Change slot from const void **
7408 to void **, use CONST_CAST_TREE to store into *slot.
7409
7410 2010-09-16 Uros Bizjak <ubizjak@gmail.com>
7411
7412 * config/i386/i386.md: Remove unneeded empty conditions and
7413 preparation statements from expanders.
7414 * config/i386/mmx.md: Ditto.
7415 * config/i386/sse.md: Ditto.
7416
7417 2010-09-16 Uros Bizjak <ubizjak@gmail.com>
7418
7419 * config/i386/i386.h (PUSH_ROUNDING): Redefine using UNITS_PER_WORD.
7420
7421 2010-09-15 Eric Botcazou <ebotcazou@adacore.com>
7422
7423 PR rtl-optimization/45593
7424 * reorg.c (relax_delay_slots): Use emit_copy_of_insn_after to re-emit
7425 insns that were in delay slots as stand-alone insns.
7426
7427 2010-09-15 Ian Lance Taylor <iant@google.com>
7428
7429 * incpath.c (remove_duplicates): If name is not a directory, issue
7430 a warning rather than an error.
7431
7432 2010-09-15 Martin Jambor <mjambor@suse.cz>
7433
7434 PR middle-end/45644
7435 * tree-sra.c (create_access): Check for bit-fields directly.
7436
7437 2010-09-15 Jakub Jelinek <jakub@redhat.com>
7438
7439 PR tree-optimization/45633
7440 * tree-cfg.c (verify_gimple_assign_binary): Allow
7441 MINUS_EXPR with lhs and rhs1 pointer vector and
7442 rhs2 sizetype vector.
7443 * expr.c (expand_expr_real_2) <case PLUS_EXPR>: For pointer
7444 or vector pointer use TER to optimize pointer subtraction.
7445
7446 2010-09-15 Jie Zhang <jie@codesourcery.com>
7447
7448 * config/arm/vfp.md (cmpsf_trap_vfp): Change type from
7449 fcmpd to fcmps.
7450
7451 2010-09-15 Ian Lance Taylor <iant@google.com>
7452
7453 * config/i386/i386.md (truncxf<mode>2): Fix indentation.
7454
7455 2010-09-15 Ian Lance Taylor <iant@google.com>
7456
7457 * function.c (get_arg_pointer_save_area): Set
7458 arg_pointer_save_area_init to true.
7459
7460 2010-09-15 Martin Jambor <mjambor@suse.cz>
7461
7462 * tree-sra.c (generate_subtree_copies): Updated comment.
7463 (handle_unscalarized_data_in_subtree): Removed parameter lhs which is
7464 obtained from the statement iterator instead.
7465 (load_assign_lhs_subreplacements): Removed parameters lhs and
7466 right_offset, which is obtained from top_racc instead. Parameter lacc
7467 is now expected to be the root of the processed tree rather than root's
7468 first child. Updated all callers.
7469
7470 2010-09-15 Joseph Myers <joseph@codesourcery.com>
7471
7472 * config/pdp11/pdp11.c (register_move_cost): Rename to
7473 pdp11_register_move_cost.
7474 * config/pdp11/pdp11-protos.h (register_move_cost): Rename to
7475 pdp11_register_move_cost.
7476 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Call
7477 pdp11_register_move_cost instead of register_move_cost.
7478
7479 2010-09-15 Tejas Belagod <tejas.belagod@arm.com>
7480
7481 * config/arm/neon.md (vec_pack_trunc_<mode>): Instruction
7482 pattern for vmovn. Expansion in case of non
7483 -mvectorize-with-neon-quad.
7484 (neon_vec_pack_trunc_<mode>): Instruction pattern for vmovn for
7485 non- -mvectorize-with-neon-quad case.
7486 (move_lo_quad_<mode>): New expansion to vmov into low part.
7487 (move_hi_quad_<mode>): New expansion to vmov into high part.
7488 (move_lo_quad_v4si): Refactor to move_lo_quad_<mode> expansion.
7489 (move_lo_quad_v4sf): Likewise.
7490 (move_lo_quad_v8hi): Likewise.
7491 (neon_move_lo_quad_<mode>): Instruction pattern for vmov into
7492 low part.
7493 (neon_move_hi_quad_<mode>): Instruction pattern for vmov into
7494 high part.
7495 * config/arm/iterators.md (ANY128): New mode iterator.
7496 (V_narrow_pack): New mode attribute.
7497 (V_HALF): Add attribute.
7498 (V_DOUBLE): Add attribute.
7499 (V_mode_nunits): Add attribute.
7500
7501 2010-09-15 Eric Botcazou <ebotcazou@adacore.com>
7502
7503 * config/alpha/alpha.c (alpha_expand_prologue): If stack checking
7504 is enabled, probe up to frame_size + STACK_CHECK_PROTECT bytes.
7505
7506 2010-09-15 Olivier Hainque <hainque@adacore.com>
7507 Jose Ruiz <ruiz@adacore.com>
7508
7509 * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Define.
7510 * config/alpha/osf5-unwind.h: New file.
7511
7512 2010-09-14 H.J. Lu <hongjiu.lu@intel.com>
7513
7514 PR bootstrap/45672
7515 * config/mips/mips.c (mips_units_per_simd_word): Correct return type.
7516 * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise.
7517 * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise.
7518
7519 2010-09-15 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7520
7521 * c-lang.h (struct lang_type): Add variable_size GTY option.
7522
7523 2010-09-14 H.J. Lu <hongjiu.lu@intel.com>
7524
7525 PR bootstrap/45672
7526 * config/rs6000/rs6000.c (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New.
7527
7528 2010-09-14 H.J. Lu <hongjiu.lu@intel.com>
7529
7530 * config/i386/i386.c (ix86_lea_for_add_ok): Return false if
7531 result isn't used in memory address.
7532
7533 2010-09-14 H.J. Lu <hongjiu.lu@intel.com>
7534
7535 * defaults.h (UNITS_PER_SIMD_WORD): Removed.
7536 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Likewise.
7537 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
7538 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7539 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7540 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7541
7542 * target.def: Add units_per_simd_word to vectorize.
7543
7544 * targhooks.c (default_units_per_simd_word): New.
7545 * targhooks.h (default_units_per_simd_word): Likewise.
7546 * config/arm/arm.c (arm_units_per_simd_word): Likewise.
7547 (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
7548 * config/mips/mips.c (mips_units_per_simd_word): Likewise.
7549 (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
7550 * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise.
7551 (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
7552 * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise.
7553 (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
7554
7555 * tree-vect-loop.c: Replace UNITS_PER_SIMD_WORD with
7556 TARGET_VECTORIZE_UNITS_PER_SIMD_WORD in comments.
7557
7558 * tree-vect-stmts.c: Don't include "tm_p.h".
7559 (get_vectype_for_scalar_type): Replace UNITS_PER_SIMD_WORD
7560 with targetm.vectorize.units_per_simd_word.
7561
7562 * system.h (UNITS_PER_SIMD_WORD): Poisoned.
7563
7564 * config/i386/i386-protos.h (ix86_units_per_simd_word): Removed.
7565
7566 * config/i386/i386.c (ix86_units_per_simd_word): Make it static.
7567 (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New.
7568
7569 * doc/tm.texi.in: Remove UNITS_PER_SIMD_WORD. Add
7570 TARGET_VECTORIZE_UNITS_PER_SIMD_WORD.
7571
7572 * doc/tm.texi: Regenerated.
7573
7574 2010-09-14 H.J. Lu <hongjiu.lu@intel.com>
7575
7576 * tree-vect-stmts.c: Include "tm_p.h".
7577
7578 * config/i386/i386-protos.h (ix86_units_per_simd_word): Moved
7579 out of RTX_CODE.
7580
7581 2010-09-14 Martin Jambor <mjambor@suse.cz>
7582
7583 * tree-sra.c (build_ref_for_offset): Loc made a parameter. Set the
7584 location of generated statement. Changed all callers.
7585 (build_ref_for_model): New parameter loc which used to set location of
7586 all generated expressions. Changed all callers.
7587 (generate_subtree_copies): Likewise.
7588 (init_subtree_with_zero): Likewise.
7589 (sra_modify_expr): Set locations of all generated statements and
7590 expressions to the location the original statement.
7591 (handle_unscalarized_data_in_subtree): Likewise.
7592 (load_assign_lhs_subreplacements): Likewise.
7593 (sra_modify_constructor_assign): Likewise.
7594 (sra_modify_assign): Likewise.
7595
7596 2010-09-14 Eric Botcazou <ebotcazou@adacore.com>
7597
7598 PR target/45277
7599 PR target/45363
7600 PR target/45407
7601 * doc/install.texi (sparc*-*-*): New section.
7602 (sparc-sun-solaris2*): Mention MPC alongside GMP and MPFR.
7603
7604 2010-09-14 Jakub Jelinek <jakub@redhat.com>
7605
7606 PR middle-end/45567
7607 * builtins.c (expand_builtin_interclass_mathfn, expand_builtin_cexpi,
7608 expand_builtin_powi): Remove subtarget argument, pass NULL_RTX instead.
7609 (expand_builtin): Adjust caller.
7610 (expand_builtin_unop): Only use subtarget if it has the right mode.
7611
7612 2010-09-14 Tristan Gingold <gingold@adacore.com>
7613
7614 * configure.ac (plugins): Fix typos.
7615 * configure: Regenerate.
7616
7617 2010-09-14 Jakub Jelinek <jakub@redhat.com>
7618
7619 PR debug/45660
7620 * dwarf2out.c (gen_decl_die): Call gen_type_die for origin before
7621 gen_type_die for function/method return type.
7622
7623 2010-09-14 Ira Rosen <irar@il.ibm.com>
7624
7625 PR tree-optimization/45470
7626 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
7627 can throw an exception.
7628 * tree-vect-stmts.c (vectorizable_call): Likewise.
7629
7630 2010-09-14 DJ Delorie <dj@redhat.com>
7631
7632 PR target/44749
7633 * config/mep/mep-protos.h (mep_save_register_info,
7634 mep_reinit_regs, mep_init_regs): Declare.
7635
7636 * config/mep/mep.c: Move all target definitions to the end of the
7637 file to avoid the need for duplicate declarations.
7638 (mep_save_register_info, mep_reinit_regs, mep_init_regs): New.
7639 (mep_reorg_erepeat): Remove unused variables.
7640 (mep_expand_builtin): Likewise.
7641
7642 * config/mep/mep-pragma.c: Don't include rtl.h.
7643 (INVALID_REGNUM): New.
7644 (mep_pragma_coprocessor_which): Call mep-specific rtl-layer bridge
7645 functions.
7646 (mep_pragma_coprocessor_subclass): Rename "class" to "rclass".
7647 Avoid enum/integer math.
7648
7649 2010-09-13 Joseph Myers <joseph@codesourcery.com>
7650
7651 PR target/44749
7652 * config/mep/t-mep (GTM_H): Add insn-constants.h.
7653 * config/mep/mep.c (mep_conditional_register_usage): Take no
7654 parameters.
7655 * config/mep/mep-protos.h (mep_conditional_register_usage): Update
7656 prototype.
7657 * config/mep/mep-pragma.c (CONDITIONAL_REGISTER_USAGE): Update
7658 call to mep_conditional_register_usage.
7659
7660 2010-09-13 Eric Botcazou <ebotcazou@adacore.com>
7661
7662 PR debug/43937
7663 * varasm.c (output_constant_def_contents): Set TREE_ASM_WRITTEN on
7664 the DECL as well.
7665
7666 2010-09-13 Jakub Jelinek <jakub@redhat.com>
7667
7668 PR rtl-optimization/45617
7669 * combine.c (simplify_comparison): Optimize (X >> N) {>,>=,<,<=} C
7670 even if low N bits of X aren't known to be zero.
7671
7672 2010-09-13 H.J. Lu <hongjiu.lu@intel.com>
7673
7674 * config/i386/i386-protos.h (ix86_units_per_simd_word): New.
7675
7676 * config/i386/i386.c (initial_ix86_tune_features): Add
7677 X86_TUNE_VECTORIZE_DOUBLE.
7678 (ix86_units_per_simd_word): New.
7679
7680 * config/i386/i386.h (ix86_tune_indices): Add
7681 X86_TUNE_VECTORIZE_DOUBLE.
7682 (TARGET_VECTORIZE_DOUBLE): New.
7683 (UNITS_PER_SIMD_WORD): Defined with ix86_units_per_simd_word.
7684
7685 2010-09-13 Pat Haugen <pthaugen@us.ibm.com>
7686
7687 * tree-ssa-ter.c (temp_expr_table_d): Add call_cnt field.
7688 (new_temp_expr_table): Allocate call_cnt vector.
7689 (free_temp_expr_table): Free it.
7690 (process_replaceable): Add call_cnt parm and set in vector.
7691 (find_replaceable_in_bb): Skip replacement if def/use span a call.
7692 (debug_ter): Dump call_cnt value, remove stderr uses.
7693
7694 2010-09-13 Jan Hubicka <jh@suse.cz>
7695
7696 * tree.c (build_zero_cst): New.
7697 * tree.h (build_zero_cst): Declare.
7698 * tree-ssa-ccp.c (get_constant_value): Accept general operands.
7699 (get_base_constructor): Break out from ...
7700 (fold_const_aggregate_ref): Here; handle empty constructors.
7701
7702 2010-09-13 Marcus Shawcroft <marcus.shawcroft@arm.com>
7703
7704 * config/arm/arm.md: (define_attr "conds"): Update comment.
7705 * config/arm/sync.md (arm_sync_compare_and_swapsi): Change
7706 conds attribute to clob.
7707 (arm_sync_compare_and_swapsi): Likewise.
7708 (arm_sync_compare_and_swap<mode>): Likewise.
7709 (arm_sync_lock_test_and_setsi): Likewise.
7710 (arm_sync_lock_test_and_set<mode>): Likewise.
7711 (arm_sync_new_<sync_optab>si): Likewise.
7712 (arm_sync_new_nandsi): Likewise.
7713 (arm_sync_new_<sync_optab><mode>): Likewise.
7714 (arm_sync_new_nand<mode>): Likewise.
7715 (arm_sync_old_<sync_optab>si): Likewise.
7716 (arm_sync_old_nandsi): Likewise.
7717 (arm_sync_old_<sync_optab><mode>): Likewise.
7718 (arm_sync_old_nand<mode>): Likewise.
7719
7720 2010-09-13 Olivier Hainque <hainque@adacore.com>
7721
7722 * fwprop.c (forward_propagate_and_simplify): Only attach a
7723 REG_EQUAL note to an insn if the destination is a register.
7724 * gcse.c (try_replace_reg): Likewise.
7725
7726 2010-09-13 Richard Guenther <rguenther@suse.de>
7727
7728 PR tree-optimization/45611
7729 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fix typo.
7730 (copy_ref_info): Likewise.
7731
7732 2010-09-13 Alexandre Oliva <aoliva@redhat.com>
7733
7734 PR debug/45604
7735 PR debug/45419
7736 PR debug/45408
7737 * tree-pretty-print.c (dump_generic_node): Disregard top-level
7738 types of MEM_REF pointer types to the same type.
7739
7740 2010-09-13 Hans-Peter Nilsson <hp@axis.com>
7741
7742 PR rtl-optimization/41087
7743 * ifcvt.c (noce_get_condition): Don't allow conditions with
7744 side-effects.
7745
7746 2010-09-12 Anatoly Sokolov <aesok@post.ru>
7747
7748 * config/frv/frv.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
7749 * config/frv/frv-protos.h (frv_register_move_cost): Remove.
7750 * config/frv/frv.c (frv_register_move_cost): Make static. Change
7751 arguments type to reg_class_t. Add mode argument.
7752 (frv_memory_move_cost): New.
7753 (TARGET_REGISTER_MOVE_COSTS, TARGET_MEMORY_MOVE_COSTS): Define.
7754
7755 2010-09-12 Bernd Schmidt <bernds@codesourcery.com>
7756
7757 * config/arm/arm.md (arm_ashldi3_1bit, arm_ashrdi3_1bit,
7758 arm_lshrdi3_1bit): Put earlyclobber on the right alternative.
7759
7760 2010-09-10 Jan Hubicka <jh@suse.cz>
7761
7762 * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not check STATIC flag.
7763
7764 2010-09-10 Richard Guenther <rguenther@suse.de>
7765
7766 * tree.c (make_vector_type): Do not set TYPE_DEBUG_REPRESENTATION_TYPE.
7767 * tree.h (TYPE_DEBUG_REPRESENTATION_TYPE): Remove.
7768 * lto-streamer-out.c (lto_output_ts_type_tree_pointers): Do
7769 not stream TYPE_DEBUG_REPRESENTATION_TYPE.
7770 * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Likewise.
7771
7772 2010-09-10 Richard Guenther <rguenther@suse.de>
7773
7774 * dwarf2out.c (gen_array_type_die): Output DW_TAG_subrange_type
7775 for VECTOR_TYPEs using TYPE_VECTOR_SUBPARTS.
7776 * dbxout.c (dbxout_type): Manually deal with VECTOR_TYPE
7777 using TYPE_VECTOR_SUBPARTS, not TYPE_DEBUG_REPRESENTATION_TYPE.
7778
7779 2010-09-10 H.J. Lu <hongjiu.lu@intel.com>
7780
7781 PR middle-end/45634
7782 * tree-ssa-ccp.c (fold_const_aggregate_ref): Check that result
7783 of string folding is of integral type.
7784
7785 2010-09-10 Ryan Mansfield <rmansfield@qnx.com>
7786
7787 * doc/invoke.texi (-x): Fix typo.
7788
7789 2010-09-10 Richard Guenther <rguenther@suse.de>
7790
7791 PR debug/44115
7792 * tree.c (free_lang_data_in_decl): Do not clear DECL_DEBUG_EXPR.
7793 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
7794 Output DECL_DEBUG_EXPR.
7795 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
7796 Input DECL_DEBUG_EXPR.
7797
7798 2010-09-10 Richard Guenther <rguenther@suse.de>
7799
7800 * tree.c (type_hash_eq): For ARRAY_TYPEs also compare TYPE_SIZE.
7801 (build_index_type): Implement in terms of build_range_type.
7802 (build_range_type): Do not allow NULL_TREE type, improve
7803 hashing to cover more cases. Set TYPE_STRUCTURAL_EQUALITY_P
7804 if we didn't hash.
7805 * c-decl.c (grokdeclarator): When modifying TYPE_SIZE manually
7806 create a distinct copy of the type.
7807
7808 2010-09-10 Kai Tietz <kai.tietz@onevision.com>
7809
7810 * configure: Regenerated.
7811 * config.gcc: Add for x86_64 and i?86 mingw t-dfprule.
7812
7813 2010-09-10 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7814
7815 * config/arm/neon-schedgen.ml (allCores): Add support for Cortex-A9.
7816 * config/arm/cortex-a9-neon.md: New and partially generated.
7817 * config/arm/cortex-a9.md (cortex_a9_dp): Adjust for Neon.
7818
7819 2010-09-10 Richard Guenther <rguenther@suse.de>
7820
7821 * tree.h (build_index_2_type): Remove.
7822 * tree.c (build_index_2_type): Remove.
7823
7824 2010-09-10 Jakub Jelinek <jakub@redhat.com>
7825
7826 PR bootstrap/45630
7827 * dwarf2out.c (get_ref_die_offset_label): Use %ld instead of
7828 HOST_WIDE_INT_PRINT_DEC to print ref->die_offset.
7829 (implicit_ptr_descriptor): Return NULL if dwarf_strict.
7830
7831 2010-09-10 Martin Jambor <mjambor@suse.cz>
7832
7833 PR tree-optimization/44972
7834 * tree-sra.c: Include toplev.h.
7835 (build_ref_for_offset): Entirely reimplemented.
7836 (build_ref_for_model): New function.
7837 (build_user_friendly_ref_for_offset): New function.
7838 (analyze_access_subtree): Removed build_ref_for_offset check.
7839 (propagate_subaccesses_across_link): Likewise.
7840 (create_artificial_child_access): Use
7841 build_user_friendly_ref_for_offset.
7842 (propagate_subaccesses_across_link): Likewise.
7843 (ref_expr_for_all_replacements_p): Removed.
7844 (generate_subtree_copies): Updated comment. Use build_ref_for_model.
7845 (sra_modify_expr): Use build_ref_for_model.
7846 (load_assign_lhs_subreplacements): Likewise.
7847 (sra_modify_assign): Removed ref_expr_for_all_replacements_p checks,
7848 checks for return values of build_ref_for_offset.
7849 * ipa-cp.c (ipcp_lattice_from_jfunc): No need to check return value of
7850 build_ref_for_offset.
7851 * ipa-prop.h: Include gimple.h
7852 * ipa-prop.c (ipa_compute_jump_functions): Update to look for MEM_REFs.
7853 (ipa_analyze_indirect_call_uses): Update comment.
7854 * Makefile.in (tree-sra.o): Add $(GIMPLE_H) to dependencies.
7855 (IPA_PROP_H): Likewise.
7856
7857 2010-09-10 Martin Jambor <mjambor@suse.cz>
7858
7859 PR tree-optimization/44972
7860 * ipa-prop.c (ipa_modify_call_arguments): Build MEM_REF instead of
7861 calling build_ref_for_offset.
7862
7863 2010-09-09 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7864
7865 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle Cortex-a15.
7866 * config/arm/arm-cores.def (cortex-a15): New core. Treat it as a v7-a.
7867 * config/arm/arm-tune.md: Regenerate.
7868 * doc/invoke.texi (ARM Options): Document it.
7869
7870 2010-09-09 Reza Yazdani <reza.yazdani@amd.com>
7871
7872 * config/i386/i386.c: Include sched-int.h.
7873 (TARGET_SCHED_DISPATCH): Defined.
7874 (TARGET_SCHED_DISPATCH_DO): Defined.
7875 (DISPATCH_WINDOW_SIZE): Defined.
7876 (MAX_DISPATCH_WINDOWS): Defined.
7877 (MAX_INSN): Defined.
7878 (MAX_IMM): Defined.
7879 (MAX_IMM_SIZE): Defined.
7880 (MAX_IMM_32): Defined.
7881 (MAX_IMM_64): Defined.
7882 (MAX_LOAD): Defined.
7883 (MAX_STORE): Defined.
7884 (BIG): Defined.
7885 (dispatch_group): New.
7886 (num_allowable_groups): New.
7887 (group_name): New.
7888 (sched_insn_info_s): New.
7889 (dispatch_windows_s): New.
7890 (imm_info_s): New.
7891 (dispatch_window_list): New.
7892 (dispatch_window_list1): New.
7893 (get_mem_group): New.
7894 (is_cmp): New.
7895 (dispatch_violation): New.
7896 (is_branch): New.
7897 (is_prefetch): New.
7898 (init_window): New.
7899 (allocate_window): New.
7900 (init_dispatch_sched): New.
7901 (is_end_basic_block): New.
7902 (process_end_window): New.
7903 (allocate_next_window): New.
7904 (find_constant_1): New.
7905 (find_constant): New.
7906 (get_num_immediates): New.
7907 (has_immediate): New.
7908 (get_insn_path): New.
7909 (get_insn_group): New.
7910 (count_num_restricted): New.
7911 (fits_dispatch_window): New.
7912 (add_insn_window): New.
7913 (add_to_dispatch_window): New.
7914 (debug_dispatch_window_file): New.
7915 (debug_dispatch_window): New.
7916 (debug_insn_dispatch_info_file): New.
7917 (debug_ready_dispatch): New.
7918 (do_dispatch): New.
7919 (has_dispatch): New.
7920 * config/i386/i386.h (debug_ready_dispatch): Declared.
7921 (debug_dispatch_window): Declared.
7922 * config/i386/i386.opt (mdispatch-scheduler): New flag.
7923 * doc/tm.texi.in (TARGET_SCHED_DISPATCH): New.
7924 (TARGET_SCHED_DISPATCH_DO): New.
7925 * doc/tm.texi: Regererated.
7926 * haifa-sched.c (choose_ready): Call targetm.sched.dispatch and
7927 ready_remove_first_dispatch
7928 (schedule_block): Call targetm.sched.dispatch and
7929 targetm.sched.dispatch_do.
7930 (sched_init): Call targetm.sched.dispatch and
7931 targetm.sched.dispatch_do.
7932 (ready_remove_first_dispatch): New.
7933 (number_in_ready): New.
7934 (get_ready_element): New.
7935 * hooks.c (hook_bool_rtx_int_false): New.
7936 (hook_void_rtx_int): New.
7937 * hooks.h (hook_bool_rtx_int_false): Declared.
7938 (hook_void_rtx_int): Declared.
7939 * sched-int.h (IS_DISPATCH_ON): Defined.
7940 (IS_CMP): Defined.
7941 (DISPATCH_VIOLATION): Defined.
7942 (FITS_DISPATCH_WINDOW): Defined.
7943 (DISPATCH_INIT): Defined.
7944 (ADD_TO_DISPATCH_WINDOW): Defined.
7945 (get_ready_element): Declared.
7946 (number_in_ready): Declared.
7947 * target.def (dispatch): Defined.
7948 (dispatch_do): Defined.
7949
7950 2010-09-09 Vladimir Makarov <vmakarov@redhat.com>
7951
7952 PR middle-end/45312
7953 * reload1.c (merge_assigned_reloads): Remove.
7954 (reload_as_needed): Don't call it.
7955
7956 2010-09-09 Anatoly Sokolov <aesok@post.ru>
7957
7958 * config/m32r/m32r.c (m32r_mode_dependent_address_p): New functions.
7959 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
7960 * config/m32r/m32r.h: (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
7961
7962 2010-09-09 Matthias Klose <doko@ubuntu.com>
7963
7964 PR bootstrap/43847
7965 * configure.ac (--enable-plugin): Enhance for cross builds.
7966 * configure: Regenerate.
7967
7968 2010-09-09 Jan Hubicka <jh@suse.cz>
7969
7970 PR tree-optimization/45598
7971 * tree-ssa-ccp.c (fold_const_aggregate_ref): Check that result of
7972 string folding is of integral type.
7973
7974 2010-09-09 Nathan Sidwell <nathan@codesourcery.com>
7975
7976 * configure.ac (gnu_indirect_function): New test.
7977 * configure: Rebuilt.
7978 * config.in (HAVE_GAS_INDIRECT_FUNCTION): New.
7979 * defaults.h (IFUNC_ASM_TYPE): Provide default.
7980
7981 * doc/extend.texi (Function Attributes): Document ifunc.
7982 * varasm.c (do_assemble_alias): Deal with ifuncs too.
7983
7984 2010-09-09 Hariharan Sandanagobalane <hariharan@picochip.com>
7985
7986 * config/picochip/picochip.c (picochip_reorg): Check for note_p for
7987 epilogue instruction move.
7988
7989 2010-09-09 Jan Hubicka <jh@suse.cz>
7990
7991 * collect2.c (maybe_run_lto_and_relink): Rewrite code producing ld
7992 command line to allow more partitions than input files.
7993
7994 2010-09-09 Vladimir Makarov <vmakarov@redhat.com>
7995
7996 PR middle-end/44554
7997 * ira.c (ira): Switch off sharing spill slots if setjmp is called.
7998
7999 2010-09-09 Vladimir Makarov <vmakarov@redhat.com>
8000
8001 PR middle-end/40386
8002 * ira.c (pseudo_for_reload_consideration_p): Don't use
8003 flag_ira_share_spill_slots.
8004
8005 2010-09-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8006
8007 * config/s390/s390.c (legitimate_reload_constant_p): Accept floating-
8008 point zero operands that fit into a single GPR.
8009 (s390_preferred_reload_class): Ensure we only return general-purpose
8010 register classes.
8011 * config/s390/s390.md ("*mov<mode>_64dfp"): Use lghi to load
8012 floating-point zero operands into GPRs.
8013 ("*mov<mode>_64"): Likewise.
8014 ("mov<mode>"): Likewise using lhi.
8015
8016 2010-09-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8017
8018 * config/s390/s390.c (s390_symref_operand_p): Return false for
8019 literal pool references.
8020 (s390_check_qrst_address): Update caller.
8021
8022 2010-09-09 Uros Bizjak <ubizjak@gmail.com>
8023
8024 * config/i386/predicates.md (ext_register_operand): Check that
8025 SUBREG_REG is really a register before looking for REGNO.
8026 (reg_not_xmm0_operand): Handle SUBREGs correctly.
8027 (nonimm_not_xmm0_operand): Call reg_not_xmm0_operand.
8028
8029 2010-09-09 Jakub Jelinek <jakub@redhat.com>
8030
8031 * rtl.def (DEBUG_IMPLICIT_PTR): New rtl code.
8032 * rtl.h (DEBUG_IMPLICIT_PTR_DECL): Define.
8033 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_IMPLICIT_PTR.
8034 * print-rtl.c (print_rtx): Likewise.
8035 * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
8036 * cfgexpand.c (expand_debug_expr): Generate DEBUG_IMPLICIT_PTR
8037 for ADDR_EXPR with non-addressable object.
8038 * dwarf2out.c (enum dw_val_class): Add dw_val_class_decl_ref.
8039 (struct dw_val_struct): Add v.val_decl_ref.
8040 (dwarf_stack_op_name, output_loc_operands, output_loc_operands_raw):
8041 Handle DW_OP_GNU_implicit_pointer.
8042 (size_of_loc_descr): Likewise. Fix up DW_OP_call_ref size.
8043 (get_ref_die_offset_label): New function.
8044 (implicit_ptr_descriptor): New function.
8045 (mem_loc_descriptor): Handle DEBUG_IMPLICIT_PTR.
8046 (loc_descriptor): Likewise.
8047 (gen_variable_die): Put even definitions into decl_die_table.
8048 (resolve_addr_in_expr): Resolve still unresolved
8049 DW_OP_GNU_implicit_pointer operands, if it can't be resolved
8050 return false.
8051 (dwarf2out_finish): Call output_location_lists after outputting
8052 .debug_info and .debug_abbrev instead of before.
8053
8054 2010-09-09 Roland McGrath <roland@redhat.com>
8055
8056 * dwarf2out.c (DWARF_REF_SIZE): Define.
8057 (size_of_loc_descr): Use it for DW_OP_call_ref.
8058
8059 2010-09-09 Alan Modra <amodra@gmail.com>
8060
8061 * doc/invoke.text: Reinstate mcmodel=medium.
8062 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8063 CMODEL_MEDIUM as default.
8064 * config/rs6000/rs6000.h (enum rs6000_cmodel): Add CMODEL_MEDIUM.
8065 * config/rs6000/rs6000.c (rs6000_handle_option): Add mcmodel=medium.
8066 (toc_relative_ok, offsettable_ok_by_alignment): New functions.
8067 (rs6000_emit_move): Reinstate mcmodel=medium optimization.
8068
8069 2010-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8070
8071 PR target/45250
8072 * config/pa/pa.md (nonlocal_goto): Restore hard frame pointer using
8073 hard_frame_pointer_rtx instead of virtual_stack_vars_rtx.
8074 (builtin_longjmp): Likewise.
8075 (allocate_stack): Use hard_frame_pointer_rtx instead of
8076 frame_pointer_rtx.
8077 * config/pa/pa-protos.h (pa_initial_elimination_offset): Declare.
8078 * config/pa/pa.c (pa_internal_arg_pointer): Declare.
8079 (pa_can_eliminate): Likewise.
8080 (TARGET_INTERNAL_ARG_POINTER): Define.
8081 (TARGET_CAN_ELIMINATE): Define.
8082 (hppa_expand_prologue): Use hard frame pointer instead of soft frame
8083 pointer.
8084 (hppa_expand_epilogue, pa_eh_return_handler_rtx): Likewise.
8085 (pa_internal_arg_pointer, pa_can_eliminate,
8086 pa_initial_elimination_offset): New.
8087 * config/pa/pa.h (FRAME_POINTER_REGNUM): Set to new general register.
8088 (HARD_FRAME_POINTER_REGNUM): Set to register three.
8089 (INITIAL_FRAME_POINTER_OFFSET): Delete.
8090 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET, DWARF_FRAME_REGISTERS):
8091 Define.
8092 (DWARF_ALT_FRAME_RETURN_COLUMN, REGNO_OK_FOR_INDEX_P,
8093 REGNO_OK_FOR_BASE_P): Update to include soft frame pointer.
8094 * config/pa/pa32-regs.h (FIRST_PSEUDO_REGISTER): Increase by one.
8095 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER,
8096 REG_CLASS_CONTENTS, REGNO_REG_CLASS, REGISTER_NAMES): Update to include
8097 new soft frame pointer.
8098 * config/pa/pa64-regs.h: Likewise.
8099
8100 2010-09-08 Uros Bizjak <ubizjak@gmail.com>
8101
8102 * config/i386/i386.h (EH_RETURN_DATA_REGNO) Use DX_REG instead of
8103 numerical constant.
8104 (EH_RETURN_STACKADJ_RTX): Use CX_REG insted of numerical constant.
8105
8106 2010-09-08 Alexandre Oliva <aoliva@redhat.com>
8107
8108 PR debug/45531
8109 * cfglayout.c (fixup_reorder_chain): Skip debug insns.
8110
8111 2010-09-08 Alexandre Oliva <aoliva@redhat.com>
8112
8113 PR debug/45419
8114 PR debug/45408
8115 * tree-pretty-print.c (dump_generic_node): Disregard top-level
8116 qualifiers in otherwise equal MEM_REF pointer types.
8117 * fold-const.c (operand_equal_p): Compare pointer type of MEM_REFs.
8118 * tree.c (iterative_hash_expr): Hash the pointer type of MEM_REFs.
8119
8120 2010-09-08 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8121
8122 PR target/44392
8123 * config/arm/arm.md (bswapsi2): Handle condition correctly
8124 for armv6 and optimize_size.
8125
8126 2010-09-08 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8127
8128 PR other/18555
8129 * doc/cppopts.texi (-isysroot): Document Darwin behaviour.
8130
8131 2010-09-08 Uros Bizjak <ubizjak@gmail.com>
8132
8133 * config/i386/i386-protos.h (ix86_can_use_return_insn_p,
8134 symbolic_reference_mentioned_p, ix86_expand_movmem, ix86_expand_setmem,
8135 ix86_expand_strlen, legitimate_pic_address_disp_p,
8136 ix86_binary_operator_ok, ix86_unary_operator_ok, ix86_match_ccmode,
8137 ix86_expand_int_movcc, ix86_expand_fp_movcc, ix86_expand_int_addcc,
8138 ix86_check_movabs, ix86_secondary_memory_needed): Change function
8139 prototype to bool.
8140 * config/i386/i386.c (return_in_memory_32, return_in_memory_64,
8141 return_in_memory_ms_64, ix86_check_movabs,
8142 symbolic_reference_mentioned_p, ix86_can_use_return_insn_p,
8143 legitimate_pic_address_disp_p, ix86_binary_operator_ok,
8144 ix86_unary_operator_ok, ix86_match_ccmode, ix86_expand_int_movcc,
8145 ix86_expand_fp_movcc, ix86_expand_int_addcc, ix86_expand_movmem,
8146 ix86_expand_setmem, ix86_expand_strlen, inline_secondary_memory_needed,
8147 ix86_secondary_memory_needed): Change to bool. Return
8148 "true" and "false" values.
8149 * config/i386/i386.md: Return "true" and "false" values.
8150
8151 2010-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8152
8153 * doc/sourcebuild.texi (Effective-Target Keywords): Document
8154 run_expensive_tests.
8155
8156 2010-09-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8157
8158 * toplev.c (output_stack_usage): Use lbasename instead of basename.
8159
8160 2010-09-08 Martin Jambor <mjambor@suse.cz>
8161
8162 PR other/45443
8163 * doc/invoke.texi: Add -fipa-cp-clone to list of switches turned on
8164 at -O3.
8165
8166 2010-09-08 Richard Guenther <rguenther@suse.de>
8167
8168 * gimple.c (gimple_types, type_hash_cache): Move to GC memory.
8169 (visit): Adjust.
8170 (iterative_hash_gimple_type): Likewise.
8171 (gimple_type_hash): Likewise.
8172 (gimple_register_type): Likewise.
8173 (print_gimple_types_stats): Likewise.
8174 (free_gimple_type_tables): Likewise.
8175
8176 2010-09-08 Michael Matz <matz@suse.de>
8177
8178 PR tree-optimization/43430
8179 * tree-vect-stmts.c (vectorizable_condition): Support multiple
8180 copies for conditional statements if it's not part of a reduction.
8181
8182 2010-09-08 Michael Matz <matz@suse.de>
8183
8184 PR tree-optimization/33244
8185 * tree-ssa-sink.c (statement_sink_location): Don't sink into
8186 empty loop latches.
8187
8188 2010-09-08 Richard Guenther <rguenther@suse.de>
8189
8190 PR tree-optimization/45578
8191 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr):
8192 Be more careful when transfering alignment information to
8193 the new induction variable.
8194 (copy_ref_info): Likewise.
8195
8196 2010-09-08 Richard Guenther <rguenther@suse.de>
8197
8198 * tree.h (TYPE_ORIG_SIZE_TYPE): Remove.
8199 * c-typeck.c (comptypes_internal): Remove TYPE_ORIG_SIZE_TYPE checks.
8200
8201 2010-09-08 Arnaud Charlet <charlet@adacore.com>
8202
8203 * c-tree.h, c-decl.c (build_enumerator): Add location parameter.
8204 * c-parser.c (c_parser_enum_specifier): Adjust call to build_enumerator.
8205
8206 2010-09-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8207
8208 PR doc/45587
8209 * doc/md.texi: Fixed modes on several standard pattern names.
8210
8211 2010-09-08 Mingjie Xing <mingjie.xing@gmail.com>
8212
8213 * config/mips/loongson.md (loongson_psll<V_suffix>): Rename to...
8214 (ashl<mode>3): ...this.
8215 (loongson_psra<V_suffix>): Rename to...
8216 (ashr<mode>3): ...this.
8217 (loongson_psrl<V_suffix>): Rename to...
8218 (lshr<mode>3): ...this.
8219 * config/mips/mips.c (CODE_FOR_loongson_psllh): Define.
8220 (CODE_FOR_loongson_psllw): Define.
8221 (CODE_FOR_loongson_psrlh): Define.
8222 (CODE_FOR_loongson_psrlw): Define.
8223 (CODE_FOR_loongson_psrah): Define.
8224 (CODE_FOR_loongson_psraw): Define.
8225
8226 2010-09-07 Richard Henderson <rth@redhat.com>
8227
8228 * tree-vect-data-refs.c: Include tm_p.h.
8229 * Makefile.in (tree-vect-data-refs.o): Update deps.
8230 * config/i386/i386-protos.h (ix86_cfun_abi, ix86_function_type_abi):
8231 Move delarations outside #ifdef RTX_CODE.
8232
8233 2010-09-07 Richard Henderson <rth@redhat.com>
8234
8235 * final.c (rest_of_handle_final): Unconditionally do
8236 output_function_exception_table before assemble_end_function.
8237
8238 2010-09-07 Jan Hubicka <jh@suse.cz>
8239
8240 * tree-inline.c (tree_inlinable_function_p): Do not test
8241 DECL_REPLACEABLE_P.
8242 * ipa-inline.c (cgraph_default_inline_p, update_caller_keys,
8243 update_callee_keys, cgraph_decide_inlining): Test function availability.
8244 * cif-code.def (OVERWRITABLE): New code.
8245
8246 2010-09-07 H.J. Lu <hjl.tools@gmail.com>
8247 Jack Howarth <howarth@bromo.med.uc.edu>
8248
8249 PR target/36502
8250 PR target/42313
8251 PR target/44651
8252 * config/i386/darwin.h (STACK_BOUNDARY): Redefine as 128 for
8253 profiling or 64-bit MS_ABI and as BITS_PER_WORD otherwise.
8254 (PREFERRED_STACK_BOUNDARY): Replace STACK_BOUNDARY with 128 in
8255 MAX macro.
8256
8257 2010-09-07 H.J. Lu <hongjiu.lu@intel.com>
8258
8259 * unwind-dw2-fde-glibc.c: Include <elf.h> for DT_CONFIG.
8260 Include <link.h> only if USE_PT_GNU_EH_FRAME is defined.
8261
8262 2010-09-07 H.J. Lu <hongjiu.lu@intel.com>
8263
8264 * config.gcc: Don't append t-android for Android targets.
8265
8266 * config/t-android: Removed.
8267
8268 2010-09-07 Richard Henderson <rth@redhat.com>
8269
8270 * target.def (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): New hook.
8271 * doc/tm.texi.in: Add doc marker.
8272 * doc/tm.texi: Rebuild.
8273 * except.c (switch_to_exception_section): Always build.
8274 (output_one_function_exception_table): Move section switch,
8275 personality output, and label output ...
8276 (output_function_exception_table): ... here. Use the new
8277 personality hook.
8278
8279 * config/ia64/ia64.c (ia64_asm_emit_except_personality,
8280 ia64_asm_init_sections, TARGET_ASM_EMIT_EXCEPT_PERSONALITY,
8281 TARGET_ASM_INIT_SECTIONS): New.
8282 (ia64_asm_unwind_emit): Rename from process_for_unwind_directive,
8283 make static.
8284 (TARGET_ASM_UNWIND_EMIT): Update to match.
8285 * config/ia64/ia64-protos.h (process_for_unwind_directive): Remove.
8286
8287 * config/arm/arm.c (arm_asm_emit_except_personality): New.
8288 (arm_asm_init_sections): New.
8289 (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): New.
8290
8291 2010-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8292
8293 * config/arm/arm.md: Remove unused variable.
8294
8295 2010-09-07 Anatoly Sokolov <aesok@post.ru>
8296
8297 * config/m32r/m32r.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
8298 * config/m32r/m32r.c (TARGET_MEMORY_MOVE_COSTS): Define.
8299 (m32r_memory_move_cost): New function.
8300
8301 2010-09-07 H.J. Lu <hongjiu.lu@intel.com>
8302
8303 * config.gcc: Append t-android for Android targets.
8304
8305 * config/t-android: New.
8306
8307 2010-09-07 Richard Henderson <rth@redhat.com>
8308
8309 * target.def (unwind_emit_before_insn): New hook.
8310 * doc/tm.texi.in: Add @hook marker for it.
8311 * doc/tm.texi: Rebuild.
8312 * final.c (final_scan_insn): Respect unwind_emit_before_insn.
8313
8314 2010-09-07 Martin Jambor <mjambor@suse.cz>
8315
8316 PR fortran/43665
8317 * ipa-cp.c (ipcp_versionable_function_p): Return false if there
8318 are any type attributes.
8319
8320 2010-09-07 Jan Hubicka <jh@suse.cz>
8321
8322 * tree-ssa-ccp.c (fold_const_aggregate_ref): Fix handling of
8323 array_ref_low_bound in string access folding.
8324
8325 2010-09-07 Uros Bizjak <ubizjak@gmail.com>
8326
8327 PR target/45206
8328 * config/i386/i386.c (ix86_expand_epilogue): Mark SP as valid after
8329 eh_return fixup sequence.
8330
8331 2010-09-07 Jan Hubicka <jh@suse.cz>
8332
8333 * gimple-fold.c (maybe_fold_reference): Verify that operand is
8334 gimple_min_invariant.
8335
8336 2010-09-07 Richard Guenther <rguenther@suse.de>
8337
8338 PR middle-end/45569
8339 * tree-eh.c (operation_could_trap_helper_p): Neither COMPLEX_EXPR
8340 nor CONSTRUCTOR can trap.
8341 * tree-complex.c (update_complex_assignment): Update EH info.
8342
8343 2010-09-07 Richard Guenther <rguenther@suse.de>
8344
8345 PR middle-end/45569
8346 * tree-cfg.c (build_gimple_cfg): Remove redundant stmt verification.
8347 * passes.c (execute_function_todo): Do not verify anything if
8348 we saw errors.
8349
8350 2010-09-07 Richard Guenther <rguenther@suse.de>
8351
8352 * tree-pretty-print.c (dump_generic_node): Dump void types as void.
8353
8354 2010-09-07 Bernd Schmidt <bernds@codesourcery.com>
8355
8356 PR target/43137
8357 * config/arm/iterators.md (qhs_zextenddi_cond, qhs_sextenddi_cond):
8358 New define_mode_attrs.
8359 * config/arm/arm.md (zero_extendsidi2, arm_zero_extendsidi2,
8360 arm_exxtendsidi2, arm_extendsidi2): Delete patterns.
8361 (zero_extend<mode>di2, extend<mode>di2 and related splits): New.
8362 (thumb1_zero_extendhisi2): Remove code to handle LABEL_REFs.
8363 Remove pool_range attribute.
8364 (arm_zero_extendhisi2, arm_zero_extendhisi2_v6, arm_zero_extendqisi2,
8365 arm_zero_extendqisi2_v6, thumb1_zero_extendqisi2_v6): Remove
8366 pool_range and neg_pool_range attributes.
8367 * config/arm/thumb2.md (thumb2_zero_extendsidi2,
8368 thumb2_zero_extendhidi2, thumb2_zero_extendqidi2, thumb2_extendsidi2,
8369 thumb2_extendhidi2, thumb2_extendqidi2): Delete.
8370
8371 2010-09-06 H.J. Lu <hongjiu.lu@intel.com>
8372
8373 * config/i386/linux-unwind.h (x86_fallback_frame_state): Properly
8374 check glibc.
8375
8376 2010-09-06 Uros Bizjak <ubizjak@gmail.com>
8377
8378 PR target/22152
8379 * config/i386/mmx.md (*mov<mode>_internal_rex64,
8380 *mov<mode>_internal_avx, *mov<mode>_internal,
8381 *movv2sf_internal_rex64_avx, *movv2sf_internal_rex64,
8382 *movv2sf_internal_avx, *movv2sf_internal): Split out !y-!y alternative.
8383
8384 2010-09-06 Mark Mitchell <mark@codesourcery.com>
8385
8386 * c-typeck.c (do_warn_double_promotion): Remove.
8387 * doc/invoke.texi (-Wdouble-promotion): Note available for C++ and
8388 Objective-C++ too.
8389
8390 2010-09-06 Anatoly Sokolov <aesok@post.ru>
8391
8392 * config/frv/frv.h (CLASS_LIKELY_SPILLED_P): Remove.
8393 * config/frv/frv-protos.h (frv_class_likely_spilled_p): Remove.
8394 * config/frv/frv.c (frv_class_likely_spilled_p): Make static. Change
8395 argument type to reg_class_t. Change result type to bool.
8396 (TARGET_CLASS_LIKELY_SPILLED_P): Define.
8397
8398 2010-09-06 Nicola Pero <nicola.pero@meta-innovation.com>
8399
8400 PR libobjc/19850
8401 * gthr-posix.h (__gthread_objc_thread_detach): Use
8402 _objc_thread_attribs when detaching a thread.
8403 * gthr-posix95.h (__gthread_objc_thread_detach): Same change.
8404
8405 2010-09-06 H.J. Lu <hongjiu.lu@intel.com>
8406
8407 PR target/45524
8408 * configure.ac (enable_decimal_float): Set to $default_decimal_float.
8409 * configure: Regenerated.
8410
8411 2010-09-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8412
8413 * combine.c (try_combine): Set subst_low_luid to i0.
8414
8415 2010-09-06 Richard Guenther <rguenther@suse.de>
8416
8417 * tree.def (MISALIGNED_INDIRECT_REF): Remove.
8418 * tree.h (INDIRECT_REF_P): Only check for INDIRECT_REF.
8419 (build_aligned_type): Declare.
8420 * tree.c (check_qualified_type): Also compare TYPE_ALIGN.
8421 (check_aligned_type): New function.
8422 (build_aligned_type): Likewise.
8423 * expr.c (expand_assignment): Handle misaligned stores via
8424 TARGET_MEM_REF and MEM_REF using movmisalign_optab.
8425 (expand_expr_real_1): Likewise.
8426 (safe_from_p): Remove MISALIGNED_INDIRECT_REF handling.
8427 * tree-vect-stmts.c (vectorizable_store): Do not build
8428 MISALIGNED_INDIRECT_REF but initialize alignment information.
8429 (vectorizable_load): Likewise.
8430 * builtins.c (get_object_alignment): Remove MISALIGNED_INDIRECT_REF
8431 handling.
8432 * cfgexpand.c (expand_debug_expr): Likewise.
8433 * dwarf2out.c (loc_list_from_tree): Likewise.
8434 * fold-const.c (maybe_lvalue_p): Likewise.
8435 (operand_equal_p): Likewise.
8436 (build_fold_addr_expr_with_type_loc): Likewise.
8437 * gimplify.c (gimplify_addr_expr): Likewise.
8438 (gimplify_expr): Likewise.
8439 * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise.
8440 (verify_gimple_assign_single): Likewise.
8441 * tree-dump.c (dequeue_and_dump): Likewise.
8442 (tree_could_trap_p): Likewise.
8443 * tree-predcom.c (ref_at_iteration): Likewise.
8444 * tree-pretty-print.c (dump_generic_node): Likewise.
8445 (op_code_prio): Likewise.
8446 (op_symbol_code): Likewise.
8447 * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
8448 * tree-ssa-loop-im.c (for_each_index): Likewise.
8449 (gen_lsm_tmp_name): Likewise.
8450 * tree-ssa-loop-ivopts.c (idx_find_step): Likewise.
8451 (find_interesting_uses_address): Likewise.
8452 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8453 * tree-ssa-operands.c (get_expr_operands): Likewise.
8454 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8455 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8456 (ao_ref_init_from_vn_reference): Likewise.
8457 * tree.c (staticp): Likewise.
8458 (build1_stat): Likewise.
8459 (reference_alias_ptr_type): Likewise.
8460 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8461 * config/rs6000/rs6000.c (rs6000_check_sdmode): Remove
8462 MISALIGNED_INDIRECT_REF handling.
8463
8464 2010-09-06 Richard Guenther <rguenther@suse.de>
8465
8466 PR tree-optimization/45534
8467 * tree-ssa-address.c (create_mem_ref_raw): Add verify parameter.
8468 (create_mem_ref): Do verify the created TARGET_MEM_REF is valid
8469 on the target.
8470 (maybe_fold_tmr): Do not verify the created TARGET_MEM_REF is
8471 valid on the target.
8472
8473 2010-09-06 Andreas Schwab <schwab@redhat.com>
8474
8475 * configure.ac: Quote argument of AC_MSG_WARN.
8476 * configure: Regenerate.
8477
8478 2010-09-06 Alexander Monakov <amonakov@ispras.ru>
8479
8480 * sel-sched.c (move_cond_jump): Correct arguments to
8481 maybe_tidy_empty_bb.
8482 * sel-sched-ir.c (maybe_tidy_empty_bb): Export.
8483
8484 2010-09-06 Andrey Belevantsev <abel@ispras.ru>
8485
8486 PR rtl-optimization/44919
8487 * sel-sched.c (move_cond_jump): Remove assert, check that
8488 the several blocks case can only happen with mutually exclusive
8489 insns instead. Rewrite the movement code to support moving through
8490 several basic blocks.
8491
8492 2010-09-06 Uros Bizjak <ubizjak@gmail.com>
8493
8494 * config/i386/i386.md (iptrsize): New mode attribute.
8495 (tp_seg): Ditto.
8496 (*load_tp_<mode>): Macroize insn from *load_tp_{si,di} using P
8497 mode iterator.
8498 (*add_tp_<mode>): Ditto from *add_tp_{si,di}.
8499 (stack_protect_set_<mode>): Ditto from stack_protect_set_{si,di}.
8500 (stack_protect_test_<mode>): Ditto from stack_protect_test_{si,di}.
8501 (stack_tls_protect_set_<mode>): Ditto from
8502 stack_tls_protect_set_{si,di}. Use %@ to output segment register
8503 of thread base pointer load.
8504 (stack_tls_protect_test_<mode>): Ditto from
8505 stack_tls_protect_test_{si,di}. Use %@ to output segment register
8506 of thread base pointer load.
8507 (stack_protect_set): Rewrite using indirect functions.
8508 (stack_protect_test): Ditto.
8509 * config/i386/i386.c (ix86_print_operand_punct_valid): Add '@'.
8510 (ix86_print_operand): Handle '@'.
8511
8512 2010-09-05 Giuseppe Scrivano <gscrivano@gnu.org>
8513
8514 * tree-tailcall.c (process_assignment): Handle NEGATE_EXPR and
8515 MINUS_EXPR.
8516
8517 2010-09-05 Mark Mitchell <mark@codesourcery.com>
8518
8519 * doc/invoke.texi: Document -Wdouble-promotion.
8520 * c-typeck.c (convert_arguments): Check for implicit conversions
8521 from float to double.
8522 (do_warn_double_promotion): New function.
8523 (build_conditional_expr): Use it.
8524 (build_binary_op): Likewise.
8525
8526 2010-09-05 Richard Guenther <rguenther@suse.de>
8527
8528 PR tree-optimization/45535
8529 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
8530 handle TMR_INDEX2. Make sure TMR_INDEX is not NULL before
8531 dereferencing it.
8532 (indirect_refs_may_alias_p): Likewise.
8533
8534 2010-09-05 Naveen H.S <naveen.S@kpitcummins.com>
8535
8536 * config/sh/sh.c (sh_option_override): Make static.
8537 Adjust comments. Declare.
8538 (sh_function_value_regno_p): Likewise.
8539 (sh_register_move_cost): Modify the arguments, make static.
8540 Adjust comments. Declare.
8541 (TARGET_OPTION_OVERRIDE, TARGET_REGISTER_MOVE_COST
8542 TARGET_FUNCTION_VALUE_REGNO_P): Define.
8543 * config/sh/sh.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P
8544 REGISTER_MOVE_COST): Delete.
8545 * config/sh/sh-protos.h (sh_override_options): Delete.
8546 (sh_register_move_cost): Delete.
8547 (sh_function_value_regno_p): Delete.
8548
8549 2010-09-04 Anatoly Sokolov <aesok@post.ru>
8550
8551 * config/m32r/m32r.c (m32r_function_value, m32r_libcall_value,
8552 m32r_function_value_regno_p): New functions.
8553 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
8554 TARGET_FUNCTION_VALUE_REGNO_P): Declare.
8555 * config/m32r/m32r.h: (FUNCTION_VALUE, LIBCALL_VALUE,
8556 FUNCTION_VALUE_REGNO_P): Remove.
8557
8558 2010-09-04 Jan Hubicka <jh@suse.cz>
8559
8560 * gimple-fold.c (maybe_fold_reference): Use fold_const_aggregate_ref.
8561 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use
8562 fold_read_from_constant_string.
8563
8564 * gimple.h (canonicalize_constructor_val): Declare.
8565 * gimple-fold.c (canonicalize_constructor_val): New function.
8566 (get_symbol_constant_value):Use it.
8567 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8568
8569 2010-09-04 Jan Hubicka <jh@suse.cz>
8570
8571 * tree-switch-conversion.c (build_one_array): Set constructor to be
8572 static.
8573 * varpool.c (varpool_finalize_decl): Compute const_value_known.
8574
8575 2010-09-04 Richard Guenther <rguenther@suse.de>
8576
8577 PR bootstrap/45519
8578 * tree-flow.h (force_gimple_operand_1): Declare.
8579 (force_gimple_operand_gsi_1): Likewise.
8580 * gimplify.c (force_gimple_operand_1): New worker taking a
8581 gimple predicate for ...
8582 (force_gimple_operand): ... which now wraps it.
8583 (force_gimple_operand_gsi_1, force_gimple_operand_gsi): Likewise.
8584 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Revert
8585 last change.
8586 * tree-ssa-address.c (gimplify_mem_ref_parts): Use
8587 force_gimple_operand_gsi_1 with is_gimple_mem_ref_addr.
8588 (create_mem_ref): Likewise.
8589
8590 2010-09-04 Uros Bizjak <ubizjak@gmail.com>
8591
8592 * config/i386/predicates.md (sse_reg_operand): New predicate.
8593 * config/i386/i386.md (TFmode push splitter): Use sse_reg_operand
8594 predicate for operand 1.
8595 (XFmode push splitter): Use fp_register_operand predicate
8596 for operand 1.
8597 (*dummy_extendsfdf2, *dummy_extendsfxf2): Remove disabled patterns.
8598 (SF-DF float_extend push splitter): Add reload_completed insn
8599 predicate.
8600 ({SF,DF}-XF float_extend_push splitter): Macroize splitter using
8601 MODEF mode macro. Add reload_completed insn predicate.
8602
8603 2010-09-04 Paolo Bonzini <bonzini@gnu.org>
8604
8605 * df.h (enum df_ref_class): Remove DF_REF_EXTRACT.
8606 (struct df_extract_ref): Remove.
8607 (union df_ref_d): Remove extract_ref member.
8608 (df_ref_create): Remove last three arguments.
8609 (DF_REF_LOC): Remove DF_REF_EXTRACT case.
8610 * df-scan.c (df_ref_record): Remove last three arguments, do not
8611 pass them to df_ref_create_structure.
8612 (df_uses_record): Remove first and last three arguments. Replace
8613 first argument with DF_REF_REGULAR, adjust calls to remove the
8614 width, offset and mode. Always call recursively on the second
8615 and third argument of ZERO_EXTRACT and SIGN_EXTRACT.
8616 (df_ref_create_structure): Remove first argument.
8617 (struct df_scan_problem_data): Remove ref_extract_pool.
8618 (df_scan_free_internal): Do not free it.
8619 (df_scan_alloc): Do not allocate it.
8620 (df_ref_create): Remove last three arguments, do not pass them to
8621 df_ref_create_structure.
8622 (df_free_ref): Remove DF_REF_EXTRACT case.
8623 (df_notes_rescan): Adjust call to df_uses_record.
8624 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
8625 Remove DF_REF_EXTRACT case.
8626 (df_def_record_1): Do not special case class for a ZERO_EXTRACT lhs.
8627 Adjust calls to df_ref_record, using DF_REF_REGULAR for all REG
8628 and SUBREG definitions.
8629 (df_get_conditional_uses): Remove references to width/offset/mode,
8630 adjust call to df_ref_create_structure.
8631 (df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
8632 df_entry_block_defs_collect, df_exit_block_uses_collect): Adjust
8633 calls to df_uses_record and df_ref_record.
8634 * fwprop.c (update_df): Remove references to width/offset/mode,
8635 adjust call to df_ref_create.
8636
8637 2010-09-03 Jan Hubicka <jh@suse.cz>
8638
8639 * ipa.c (build_cdtor): Take VECtor as argument; fix array walk.
8640 (build_cdtor_fns): Update use of build_cdtor.
8641
8642 2010-09-03 Joseph Myers <joseph@codesourcery.com>
8643
8644 * doc/options.texi (SeparateAlias): Document.
8645 * opt-functions.awk (switch_flags): Handle SeparateAlias.
8646 * opth-gen.awk: Generate enumeration names for options marked
8647 SeparateAlias, but not for those marked Ignore.
8648 * opts-common.c (generate_canonical_option): Don't output separate
8649 argument for options marked CL_SEPARATE_ALIAS.
8650 (decode_cmdline_option): Handle CL_SEPARATE_ALIAS.
8651 * opts.h (CL_SEPARATE_ALIAS): New.
8652 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
8653 CL_COMMON): Adjust definitions.
8654 * config/i386/darwin.opt, config/mips/sde.opt: New.
8655 * common.opt (fdump-final-insns): New.
8656 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
8657 i386/darwin.opt.
8658 (mips*-sde-elf*): Add mips/sde.opt.
8659 * config/mips/sde.h (DRIVER_SELF_SPECS): Don't handle
8660 -mno-data-in-code and -mcode-xonly here.
8661 * defaults.h (DEFAULT_SWITCH_TAKES_ARG): Add 'd'.
8662 * gcc.c (option_map): Add "j" to --dump entry.
8663 (translate_options): Don't translate -d to -foutput-class-dir= here.
8664
8665 2010-09-03 Sebastian Pop <sebastian.pop@amd.com>
8666
8667 * tree-data-ref.c (dr_may_alias_p): Replace !DR_IS_READ with
8668 DR_IS_WRITE.
8669 (compute_all_dependences): Same.
8670 (create_rdg_edge_for_ddr): Same.
8671 * tree-data-ref.h (DR_IS_WRITE): New.
8672 (ddr_is_anti_dependent): Replace !DR_IS_READ with DR_IS_WRITE.
8673 * tree-if-conv.c (write_memrefs_written_at_least_once): Same.
8674 (write_memrefs_written_at_least_once): Same.
8675 * tree-predcom.c (suitable_component_p): Same.
8676 (determine_roots_comp): Same.
8677 (execute_load_motion): Same.
8678 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Same.
8679 (vect_enhance_data_refs_alignment): Same.
8680 (vect_analyze_group_access): Same.
8681
8682 2010-09-03 Joern Rennecke <joern.rennecke@embecosm.com>
8683
8684 PR testsuite/42843
8685 * Makefile.in (PLUGINCC): Define in terms of @CC@ / @CXX@
8686 (PLUGINCFLAGS): Define in terms of @CFLAGS@ / @CXXFLAGS@
8687
8688 2010-09-03 Marcin Baczynski <marbacz@gmail.com>
8689
8690 * dwarf2out.c (file scope): Remove #if0'd code.
8691 (gen_subprogram_die): Same.
8692
8693 2010-09-03 Jakub Jelinek <jakub@redhat.com>
8694
8695 PR middle-end/45484
8696 * dwarf2out.c (flush_queued_reg_saves): Rename to...
8697 (dwarf2out_flush_queued_reg_saves): ... this. No longer static.
8698 (dwarf2out_frame_debug_expr, dwarf2out_frame_debug): Adjust callers.
8699 * dwarf2out.h (dwarf2out_flush_queued_reg_saves): New prototype.
8700 * config/i386/i386.c (output_set_got): Call it.
8701
8702 2010-09-03 Michael Matz <matz@suse.de>
8703
8704 PR middle-end/45415
8705 * tree-sra.c (sra_modify_assign): If we modify the statement,
8706 say so.
8707
8708 * tree-ssa.c (verify_ssa): Check number of operands and links
8709 per statement to agree.
8710
8711 2010-09-03 Uros Bizjak <ubizjak@gmail.com>
8712 Iain Sandoe <iains@gcc.gnu.org>
8713
8714 PR target/45476
8715 * config/i386/t-darwin (LIB2FUNCS_EXCLUDE): New.
8716 * config/i386/darwin.h (LIBGCC2_HAS_TF_MODE,
8717 LIBGCC2_TF_CEXT, TF_SIZE): New defines.
8718
8719 2010-09-03 Richard Guenther <rguenther@suse.de>
8720
8721 * lto-streamer-out.c (output_function): Output function
8722 start and end loci.
8723 * lto-streamer-in.c (input_function): Input function start
8724 and end loci.
8725
8726 2010-09-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8727
8728 * configure.ac: Use the GCC_AC_ENABLE_DECIMAL_FLOAT macro.
8729 * Makefile.in: Add aclocal.m4 dependency to dfp.m4.
8730 * configure: Regenerate.
8731 * aclocal.m4: Regenerate.
8732
8733 2010-09-03 Jan Hubicka <jh@suse.cz>
8734
8735 PR lto/44812
8736 * lto-cgraph.c (intput_node, input_varpool_node): Set DECL_EXTERNAL
8737 on functions/variables in other partition.
8738
8739 2010-09-03 Jan Hubicka <jh@suse.cz>
8740
8741 * cgraph.h (struct varpool_node): Add const_value_known.
8742 (varpool_decide_const_value_known): Declare.
8743 * tree-ssa-ccp.c (fold_const_aggregate_ref): Update initializer folding.
8744 * lto-cgraph.c (lto_output_varpool_node): Store const_value_known.
8745 (input_varpool_node): Restore const_value_known.
8746 * tree-ssa-loop-ivcanon (constant_after_peeling): Check varpool for
8747 initializer folding.
8748 * ipa.c (ipa_discover_readonly_nonaddressable_var,
8749 function_and_variable_visibility): Compute const_value_known.
8750 * gimple-fold.c (get_symbol_constant_value): Use varpool for
8751 initializer folding.
8752 * varpool.c (varpool_decide_const_value_known): New function.
8753
8754 2010-09-03 Uros Bizjak <ubizjak@gmail.com>
8755
8756 * config/i386/i386.md: Remove empty preparation statements
8757 from splitters.
8758
8759 2010-09-03 Jan Hubicka <jh@suse.cz>
8760
8761 * passes.c (rest_of_decl_compilation): Do not add local vars into
8762 varpool.
8763 * varpool.c (varpool_get_node, varpool_node): Sanity check that only
8764 static or extern vars are in varpool.
8765 (varpool_finalize_decl): Sanity check that only static vars are
8766 finalized.
8767
8768 2010-09-03 Jakub Jelinek <jakub@redhat.com>
8769
8770 PR debug/45500
8771 * dwarf2out.c (rtl_for_decl_init): Give up for all generic vectors,
8772 not just generic vectors with BLKmode.
8773
8774 2010-09-03 Richard Guenther <rguenther@suse.de>
8775
8776 * tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE.
8777 Move TMR_OFFSET to second operand. Add TMR_INDEX2.
8778 * tree.h (TMR_SYMBOL): Remove.
8779 (TMR_BASE, TMR_OFFSET): Adjust.
8780 (TMR_INDEX2): New.
8781 * alias.c (ao_ref_from_mem): Use TMR_BASE.
8782 * builtins.c (get_object_alignment): Merge TMR_BASE and
8783 TMR_SYMBOL handling.
8784 * cfgexpand.c (expand_debug_expr): Use TMR_BASE.
8785 * gimple.c (get_base_address): Merge MEM_REF and TARGET_MEM_REF
8786 handling. Also allow TARGET_MEM_REF as base address.
8787 (walk_stmt_load_store_addr_ops): TMR_BASE is always non-NULL.
8788 * gimplify.c (gimplify_expr): Gimplify TMR_BASE like MEM_REF
8789 base. Gimplify TMR_INDEX2.
8790 * tree-cfg.c (verify_types_in_gimple_reference): Adjust.
8791 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8792 (get_addr_base_and_unit_offset): Likewise.
8793 * tree-eh.c (tree_could_trap_p): Likewise.
8794 * tree-pretty-print.c (dump_generic_node): Likewise.
8795 * tree-ssa-address.c (tree_mem_ref_addr): Simplify. Handle TMR_INDEX2.
8796 (create_mem_ref_raw): Merge symbol and base. Move 2ndary
8797 base to index2.
8798 (get_address_description): Reconstruct addres description
8799 from merged TMR_BASE and TMR_INDEX2.
8800 (maybe_fold_tmr): Fold propagated addresses.
8801 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Merge
8802 MEM_REF and TARGET_MEM_REF paths.
8803 (indirect_refs_may_alias_p): Likewise.
8804 * tree-ssa-live.c (mark_all_vars_used_1): Handle TMR_INDEX2
8805 instead of TMR_SYMBOL.
8806 * tree-ssa-operands.c (get_tmr_operands): Simplify.
8807 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Adjust
8808 according to changes ...
8809 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): ... here.
8810 Split TARGET_MEM_REF into two fields plus the base.
8811 * tree.c (mem_ref_offset): Simplify.
8812 * tree-ssa-loop-im.c (for_each_index): Handle TMR_INDEX2.
8813 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
8814 Strip NOPs when folding MEM_REF addresses.
8815 * tree-ssa-sink.c (is_hidden_global_store): Handle TARGET_MEM_REF.
8816 * gimple-fold.c (maybe_fold_reference): Fold TARGET_MEM_REF here ...
8817 (fold_gimple_assign): ... not here.
8818
8819 2010-09-03 Mingjie Xing <mingjie.xing@gmail.com>
8820
8821 * config/mips/mips.h (SHIFT_COUNT_TRUNCATED): Change the definition.
8822 * config/mips/mips.c (mips_shift_truncation_mask): New function.
8823 (TARGET_SHIFT_TRUNCATION_MASK): Define.
8824
8825 2010-09-02 Richard Henderson <rth@redhat.com>
8826
8827 * configure.ac (gcc_cv_as_cfi_advance_working): Use objdump
8828 instead of readelf in the test.
8829 (gcc_cv_as_cfi_sections_directive): Check for correct relocation
8830 in the .debug_frame section for coff targets.
8831 * configure: Rebuild.
8832
8833 2010-09-02 Anatoly Sokolov <aesok@post.ru>
8834
8835 * config/m32c/m32c.h (CLASS_LIKELY_SPILLED_P): Remove.
8836 * config/m32c/m32c-protos.h (m32c_class_likely_spilled_p): Remove.
8837 * config/m32c/m32c.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
8838 (m32c_class_likely_spilled_p): Make static. Change argument type to
8839 reg_class_t. Change result type to bool.
8840
8841 2010-09-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8842
8843 * config/rs6000/rs6000.opt (-mfriz): New switch to control whether
8844 to convert (double)(long) into a single FRIZ instruction or not
8845 when -ffast-math is used.
8846
8847 * config/rs6000/vsx.md (VSX_DF): New iterator for DF/V2DF modes.
8848 (vsx_float_fix_<mode>2): Optimize (double)(long) into X{S,V}RDPIZ
8849 or FRIZ instruction if -ffast-math.
8850 * config/rs6000/rs6000.md (friz): Ditto.
8851
8852 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mfriz.
8853
8854 2010-09-02 Joseph Myers <joseph@codesourcery.com>
8855
8856 * opth-gen.awk (quote, comma): Remove unused variables.
8857
8858 2010-09-02 Ryan Mansfield <rmansfield@qnx.com>
8859
8860 * arm.c (arm_override_options): Correct fall-back code to use
8861 SUBTARGET_CPU_DEFAULT.
8862
8863 2010-09-02 Julian Brown <julian@codesourcery.com>
8864
8865 * config/arm/neon.md (UNSPEC_VCLE, UNSPEC_VCLT): New constants for
8866 unspecs.
8867 (vcond<mode>, vcondu<mode>): New expanders.
8868 (neon_vceq<mode>, neon_vcge<mode>, neon_vcgt<mode>): Support
8869 comparisons with zero.
8870 (neon_vcle<mode>, neon_vclt<mode>): New patterns.
8871 * config/arm/constraints.md (Dz): New constraint.
8872
8873 2010-09-02 Anatoly Sokolov <aesok@post.ru>
8874
8875 * target.def (class_likely_spilled_p): New hook.
8876 * doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document.
8877 * doc/tm.texi: Regenerate.
8878 * targhooks.c (default_class_likely_spilled_p): New function.
8879 * targhooks.h (default_class_likely_spilled_p): Declare.
8880 * regs.h (CLASS_LIKELY_SPILLED_P): Remove.
8881 * combine.c (cant_combine_insn_p, likely_spilled_retval_p): Use
8882 TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro.
8883 Use fixed_reg_set instead of fixed_regs.
8884 * cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook.
8885 * calls.c (avoid_likely_spilled_reg): Ditto.
8886 * ira-conflicts.c (ira_build_conflicts): Ditto.
8887 * ira.c (update_equiv_regs): Ditto.
8888 * mode-switching.c (create_pre_exit): Ditto.
8889 * regmove.c (find_matches): Ditto.
8890 (regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook.
8891 * reload.c (SMALL_REGISTER_CLASS_P): Remove macro.
8892 (small_register_class_p): New inline function.
8893 (push_secondary_reload, find_reusable_reload, find_reloads): Use
8894 small_register_class_p instead of SMALL_REGISTER_CLASS_P.
8895
8896 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove.
8897 * config/i386/i386.c (ix86_class_likely_spilled_p): New.
8898 (TARGET_CLASS_LIKELY_SPILLED_P): Define.
8899
8900 2010-09-02 Richard Guenther <rguenther@suse.de>
8901
8902 PR tree-optimization/44937
8903 PR tree-optimization/45412
8904 * ipa-split.c (split_function): Properly remove PHI nodes.
8905
8906 2010-09-02 Joseph Myers <joseph@codesourcery.com>
8907
8908 * opts.h (struct cl_option): Add warn_message field.
8909 (struct cl_decoded_option): Add warn_message field.
8910 * doc/options.texi (Ignore, Warn): Document.
8911 * opt-functions.awk (needs_state_p): Don't consider aliases or
8912 ignored options to need state saved.
8913 * optc-gen.awk: Handle Warn and Ignore.
8914 * opth-gen.awk: Output OPT_SPECIAL_ignore.
8915 * opts-common.c (decode_cmdline_option): Set warn_message field.
8916 Handle ignored options.
8917 (decode_cmdline_options_to_array, generate_option,
8918 generate_option_input_file): Set warn_message field.
8919 (read_cmdline_option): Generate warnings from warn_message field.
8920 Handle ignored options.
8921 * common.opt (Wunreachable-code, fargument-alias,
8922 fargument-noalias, fargument-noalias-global,
8923 fargument-noalias-anything, fcse-skip-blocks, fforce-addr,
8924 floop-optimize, frerun-loop-opt, fsched2-use-traces, fsee,
8925 fstrength-reduce, ftree-store-ccp, ftree-store-copy-prop,
8926 ftree-salias): Mark Ignore.
8927 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -mcpu,
8928 -mintel-syntax and -mno-intel-syntax here.
8929 * config/i386/i386.opt (mcpu=, mintel-syntax): Define as aliases
8930 using Warn.
8931 * opts.c (common_handle_option): Don't handle options marked as
8932 ignored.
8933 (enable_warning_as_error): Handle ignored options.
8934
8935 2010-09-02 Joseph Myers <joseph@codesourcery.com>
8936
8937 PR driver/44076
8938 * opts.h (struct cl_option): Add alias_arg, neg_alias_arg and
8939 alias_target fields.
8940 * opt-functions.awk (opt_sanitized_name): Don't handle
8941 finline-limit=, Wlarger-than= and ftemplate-depth= specially.
8942 * optc-gen.awk: Generate alias fields.
8943 * opth-gen.awk: Explicitly give values for OPT_* enum constants.
8944 Don't generate such constants for aliases.
8945 * opts-common.c (generate_canonical_option): New.
8946 (decode_cmdline_option): Handle aliases. Use
8947 generate_canonical_option for known options instead of copying the
8948 input option text.
8949 * doc/options.texi (Alias): Document.
8950 * common.opt (W, Wlarger-than-, aux-info=, finline-limit-,
8951 fstack-check, specs): Mark as aliases.
8952 * gcc.c (driver_handle_option): Canonicalize -L options to joined
8953 arguments.
8954 (driver_handle_option): Don't handle OPT_specs.
8955 * opts.c (common_handle_option): Don't handle options marked as
8956 aliases.
8957 (enable_warning_as_error): Handle aliases.
8958 * stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of
8959 OPT_Wlarger_than_eq.
8960 * tree-optimize.c (tree_rest_of_compilation): Use
8961 OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq.
8962
8963 2010-09-02 Uros Bizjak <ubizjak@gmail.com>
8964
8965 * config/i386/i386.md (nonmemory_operand): New mode attribute.
8966 (push memory peephole2): Macroize peepholes using SWI mode iterator.
8967 (move immediate to memory peephole2): Macroize peepholes using
8968 SWI124 mode iterator.
8969 (non-pairable NOT peephole2): Macroize peepholes using SWI124
8970 mode iterator.
8971 (simple lea add peephole2): Macroize peepholes using SWI48
8972 mode iterator.
8973 (simple lea mult peephole2): Ditto.
8974 (imul by 3,5,9 to lea peephole2): Ditto.
8975 (mov $-1, reg peephole2): Macroize peepholes using SWI248
8976 mode iterator.
8977 (imul $32bit_imm,mem,reg peephole2): Ditto.
8978 (imul $8/16bit_imm,regmem,reg peephole2): Ditto.
8979
8980 2010-09-02 Ian Bolton <ian.bolton@arm.com>
8981
8982 * tree-ssa-loop-prefetch.c: Fix comment at head of file.
8983
8984 2010-09-02 Olivier Hainque <hainque@adacore.com>
8985
8986 PR middle-end/44763
8987 * ira-color.c (SORTGT): New macro, helper for qsort callbacks.
8988 (allocno_priority_compare_func): Use it instead of a straight
8989 difference computation over priorities.
8990
8991 2010-09-02 Andi Kleen <ak@linux.intel.com>
8992
8993 * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_ handling.
8994
8995 2010-09-02 Ira Rosen <irar@il.ibm.com>
8996
8997 * tree-vectorizer.h (get_later_stmt): New function.
8998 (vect_analyze_data_ref_dependences): Add argument.
8999 * tree-vect-loop.c (vect_analyze_loop): Update call to
9000 vect_analyze_data_ref_dependences.
9001 * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block):
9002 New function.
9003 (vect_analyze_data_ref_dependence): Add argument for basic block
9004 dependencies. Check dependencies in basic block vectorization.
9005 (vect_analyze_data_ref_dependences): Add argument and update call to
9006 vect_analyze_data_ref_dependences.
9007 * tree-vect-slp.c (vect_find_last_store_in_slp_instance): New.
9008 (vect_bb_vectorizable_with_dependencies): New.
9009 (vect_slp_analyze_bb): Check dependencies in basic block.
9010 (vect_schedule_slp_instance): Insert stores before the last store in
9011 SLP instance.
9012
9013 2010-09-02 Uros Bizjak <ubizjak@gmail.com>
9014
9015 PR target/45476
9016 * config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE,
9017 LIBGCC2_TF_CEXT, TF_SIZE): New defines.
9018
9019 2010-09-01 Jakub Jelinek <jakub@redhat.com>
9020
9021 PR middle-end/45458
9022 * bb-reorder.c (add_labels_and_missing_jumps): Treat
9023 bbs ending with throwing insns like blocks ending with a call.
9024 (fix_up_fall_thru_edges): Likewise.
9025
9026 2010-09-01 Nathan Froyd <froydnj@codesourcery.com>
9027
9028 * config/m32c/m32c-protos.h (m32c_function_arg): Delete.
9029 (m32c_function_arg_advance): Delete.
9030 * config/m32c/m32c.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
9031 * config/m32c/m32c.c (m32c_function_arg): Make static. Adjust
9032 comments. Take a const_tree and a bool. Declare.
9033 (m32c_function_arg_advance): Likewise.
9034 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9035
9036 2010-09-01 Uros Bizjak <ubizjak@gmail.com>
9037
9038 PR target/45476
9039 * config/i386/cygming.h (LIBGCC2_HAS_TF_MODE,
9040 LIBGCC2_TF_CEXT, TF_SIZE): Move from ...
9041 * config/i386/mingw32.h: ... here.
9042
9043 2010-09-01 Andi Kleen <ak@linux.intel.com>
9044
9045 PR lto/45475
9046 * lto-streamer-in.c (lto_input_ts_target_option): Add.
9047 (lto_input_tree_pointers): Call lto_input_ts_target_option.
9048 * lto-streamer-out (lto_output_ts_target_option): Add.
9049 (lto_output_tree_pointers): Call lto_output_ts_target_option.
9050
9051 2010-09-01 Kai Tietz <kai.tietz@onevision.com>
9052
9053 PR/target 45452
9054 * config/i386/cygwin.h: Change order of specified import libraries.
9055 * config/i386/mingw32.h: Likewise.
9056 * config/i386/t-cygwin: Likewise.
9057 * config/i386/t-mingw32: Likewise.
9058 * config/i386/t-mingw-w32: Likewise.
9059 * config/i386/t-mingw-w64: Likewise.
9060
9061 2010-09-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9062
9063 * config/arm/neon-schedgen.ml (core): New type.
9064 (allCores): List of supported cores.
9065 (availability_table): Add supported cores.
9066 (collate_bypasses): Accept core as a parameter.
9067 (worst_case_latencies_and_bypasses): Accept core as a parameter.
9068 (emit_insn_reservations): Accept core as a parameter. Use tuneStr
9069 and coreStr to get tune attribute and prefix for functional units.
9070 (emit_bypasses): Accept core name and use it.
9071 (calculate_per_core_availability_table): New.
9072 (filter_core): New.
9073 (calculate_core_availability_table): New.
9074 (main): Use calculate_core_availablity_table.
9075 * config/arm/cortex-a8-neon.md: Update copyright year.
9076 Regenerated from ml file and merged in.
9077 (neon_mrrc, neon_mrc): Rename to cortex_a8_neon_mrrc and
9078 cortex_a8_neon_mrc.
9079
9080 2010-09-01 Ian Bolton <ian.bolton@arm.com>
9081
9082 * Makefile.in (tree-switch-conversion.o): Update dependencies.
9083
9084 2010-09-01 Richard Guenther <rguenther@suse.de>
9085
9086 * alias.c (ao_ref_from_mem): Adjust.
9087 * builtins.c (get_object_alignment): Likewise.
9088 * cfgexpand.c (expand_debug_expr): Likewise.
9089 * gimple.c (get_base_address): Likewise.
9090 * tree-dfa.c (get_ref_base_and_extent): Likewise.
9091 (get_addr_base_and_unit_offset): Likewise. Fix for
9092 both TMR_SYMBOL and TMR_BASE being set.
9093 * tree-eh.c (tree_could_trap_p): Likewise.
9094 * gimplify.c (gimplify_expr): Do not attempt to gimplify
9095 TMR_SYMBOL. Always gimplify TMR_BASE.
9096 * tree-cfg.c (verify_types_in_gimple_reference): Verify
9097 TMR_BASE if there is a TMR_SYMBOL.
9098 * tree-pretty-print.c (dump_generic_node): Adjust.
9099 * tree-ssa-address.c (addr_for_mem_ref): Likewise.
9100 (tree_mem_ref_addr): Likewise.
9101 (create_mem_ref_raw): Likewise.
9102 (move_fixed_address_to_symbol): Likewise.
9103 (create_mem_ref): Likewise.
9104 (dump_mem_address): Likewise.
9105 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Adjust.
9106 Fix for both TMR_SYMBOL and TMR_BASE being set.
9107 (indirect_refs_may_alias_p): Likewise.
9108 * tree-ssa-operands.c (get_tmr_operands): Adjust.
9109 * tree.def (TARGET_MEM_REF): Adjust documentation.
9110
9111 2010-09-01 Uros Bizjak <ubizjak@gmail.com>
9112
9113 * config/i386/i386.h (enum ix86_tune_indices) <X86_TUNE_SINGLE_POP>:
9114 Rename from X86_TUNE_ADD_ESP_4.
9115 <IX86_TUNE_DOUBLE_POP>: Rename from X86_TUNE_ADD_ESP_8.
9116 <IX86_TUNE_SINGLE_PUSH>: Rename from X86_TUNE_SUB_ESP_4.
9117 <IX86_TUNE_DOUBLE_PUSH>: Rename from X86_TUNE_SUB_ESP_8.
9118 (TARGET_SINGLE_POP): Rename from TARGET_ADD_ESP_4.
9119 (TARGET_DOUBLE_POP): Rename from TARGET_ADD_ESP_8.
9120 (TARGET_SINGLE_PUSH): Rename from TARGET_SUB_ESP_4.
9121 (TARGET_DOUBLE_POP): Rename from TARGET_SUB_ESP_8.
9122 * config/i386/i386.c (initial_ix86_tune_features)
9123 <X86_TUNE_SINGLE_POP>: Invert members.
9124 <X86_TUNE_DOUBLE_POP>: Ditto.
9125 <X86_TUNE_SINGLE_PUSH>: Ditto.
9126 <X86_TUNE_DOUBLE_PUSH>: Ditto.
9127 * config/i386/i386.md (*pop<mode>1): Rename from pop<mode>1.
9128 No longer exported.
9129 (push peephole2 patterns): Macroize peepholes using P mode iterator.
9130 Adjust for renamed TARGET_{SINGLE,DOUBLE}_PUSH defines.
9131 (pop peephole2 patterns): Macroize peepholes using P mode iterator.
9132 Adjust for renamed TARGET_{SINGLE,DOUBLE}_POP defines.
9133
9134 2010-09-01 Eric Botcazou <ebotcazou@adacore.com>
9135
9136 * gimplify.c (gimplify_init_constructor): Do not create a temporary for
9137 a volatile LHS if the constructor has only one element.
9138
9139 2010-09-01 Mikael Pettersson <mikpe@it.uu.se>
9140
9141 PR bootstrap/45321
9142 * tree.c (stdarg_p): Make fntype parameter const.
9143 * tree.h (stdarg_p): Likewise.
9144 (function_args_iterator): Remove unused fntype field.
9145 (function_args_iter_init): Do not initialize fntype
9146 field. Make fntype parameter const.
9147
9148 2010-09-01 Richard Guenther <rguenther@suse.de>
9149
9150 * tree-vrp.c (adjust_range_with_scev): Use number of iteration
9151 estimate.
9152 (vrp_visit_phi_node): Delay using SCEV till we balloon the range.
9153 (execute_vrp): Compute number of iteration estimates.
9154 * cfgloop.h (estimate_numbers_of_iterations_loop): Adjust prototype.
9155 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
9156 * tree-data-ref.c (estimated_loop_iterations): Adjust.
9157 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
9158 Infer loop bounds from undefined behavior based on a new parameter.
9159 (estimate_numbers_of_iterations): Likewise.
9160 (scev_probably_wraps_p): Adjust.
9161 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
9162
9163 2010-09-01 Nick Clifton <nickc@redhat.com>
9164
9165 * config/stormy16/stormy16.c: Use REG_P, MEM_P and CONST_INT_P
9166 where appropriate.
9167 (xstormy16_legitimate_address_p): Use true and false instead of 1
9168 and 0.
9169 (xstormy16_expand_prologue): Delete unused local variable 'insn'.
9170 (xstormy16_function_arg): Use FIRST_ARGUMENT_REGNUM in place of
9171 magic constant 2.
9172 (xstormy16_expand_call): Fix comment at start of function.
9173
9174 2010-09-01 Nick Clifton <nickc@redhat.com>
9175
9176 * config/rx/rx.c (rx_expand_prologue): Do not adjust frame size
9177 when pushing accumulator register.
9178 (rx_get_stack_layout): Always save call clobbered registers inside
9179 interrupt handlers.
9180 * config/rx/rx-modes.def: Fix descriptive comment at start of file.
9181
9182 2010-09-01 Uros Bizjak <ubizjak@gmail.com>
9183
9184 * config.gcc (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
9185 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9186
9187 * libgcc-std.ver (GCC_4.6.0): Define version.
9188
9189 2010-08-31 Eric Botcazou <ebotcazou@adacore.com>
9190
9191 * tree-nested.c (convert_all_function_calls): Iterate until after the
9192 sum of static chains in the nest doesn't change.
9193
9194 2010-08-31 Anatoly Sokolov <aesok@post.ru>
9195
9196 * config/m32c/m32c.c (classes_intersect): Remove.
9197 (m32c_preferred_reload_class, m32c_secondary_reload_class): Use
9198 reg_classes_intersect_p instead of classes_intersect.
9199 (class_can_hold_mode): Change arguments type from enum reg_class to
9200 reg_class_t. Use reg_class_contents instead of class_contents.
9201 (m32c_register_move_cost): Make static. Change arguments type from
9202 enum reg_class to reg_class_t. Use reg_classes_intersect_p instead of
9203 classes_intersect. Use reg_class_contents instead of class_contents.
9204 (m32c_memory_move_cost): Make static. Change arguments type from
9205 enum reg_class to reg_class_t.
9206 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
9207 * config/m32c/m32c.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
9208 * config/m32c/m32c-protos.h (m32c_register_move_cost,
9209 m32c_memory_move_cost): Remove.
9210
9211 2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
9212
9213 * config/arm/arm-protos.h (arm_function_arg_advance): Delete.
9214 (arm_function_arg): Delete.
9215 (arm_needs_doubleword_align): Take a const_tree.
9216 * config/arm/arm.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
9217 * config/arm/arm.c (aapcs_select_call_coproc): Take a const_tree.
9218 (aapcs_layout_arg, arm_needs_doubleword_align): Likewise.
9219 (arm_function_arg): Make static. Take a const_tree and a bool.
9220 (arm_function_arg_advance): Likewise.
9221 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9222
9223 2010-08-31 Andi Kleen <ak@linux.intel.com>
9224
9225 * common.opt (fwhopr=): Update for -fwhopr=jobserver
9226 * doc/invoke.texi (fwhopr): Document -fwhopr=jobserver.
9227 * lto-wrapper.c (run_gcc): Add jobserver mode.
9228 * opts.c (common_handle_option): Fix OPT_fwhopr for non numeric
9229 argument.
9230
9231 2010-08-31 Uros Bizjak <ubizjak@gmail.com>
9232
9233 * config/i386/i386.md (popdi1): Rewrite using POST_INC memory operand.
9234 (popsi1): Ditto.
9235 (*popdi1_epilogue): Ditto.
9236 (*popsi1_epilogue): Ditto.
9237 (popsi, popdi peephole2 patterns): Update peepholes for changed
9238 pop{si,di}1 and *pop{si,di}1_epilogue patterns.
9239
9240 (pop<mode>1): Macroize insn from pop{si,di}1 using P code iterator.
9241 (*pop<mode>1_epilogue): Ditto from *pop{si,di}1_epilogue.
9242
9243 * config/i386/i386.c (*ix86_gen_pop1): Remove indirect function.
9244 (override_options): Do not initialize removed ix86_gen_pop1.
9245 (gen_pop): New static function.
9246 (ix86_expand_prologue): Use gen_pop instead of ix86_gen_pop1.
9247 (release_scratch_register_on_entry): Ditto.
9248 (ix86_restore_reg_using_pop): Ditto.
9249 (ix86_expand_epilogue): Ditto.
9250
9251 2010-08-31 Jakub Jelinek <jakub@redhat.com>
9252
9253 PR middle-end/45461
9254 * builtins.c (dummy_object): Return a MEM_REF instead of INDIRECT_REF.
9255
9256 2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
9257
9258 * config/fr30/fr30.c (fr30_move_double): Delete `dregno' and extra
9259 semicolons.
9260
9261 2010-08-31 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9262
9263 * doc/extend.texi: Fix documentation of the return value of
9264 __builtin_choose_expr.
9265
9266 2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
9267
9268 * config/v850/v850-protos.h (function_arg): Delete.
9269 * config/v850/v850.h (FUNCTION_ARG): Delete.
9270 (FUNCTION_ARG_ADVANCE): Move code to...
9271 * config/v850/v850.c (v850_function_arg_advance): ...here.
9272 (v850_function_arg): Make static. Take a const_tree and a bool.
9273 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9274
9275 2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
9276
9277 * config/m32r/m32r.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move
9278 these...
9279 (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P):
9280 ...and these...
9281 * config/m32r/m32r.c (m32r_function_arg, m32r_function_arg_advance):
9282 ..to here..
9283 (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P):
9284 ...and here.
9285 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9286
9287 2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
9288
9289 * config/rx/rx-protos.h (rx_function_arg, rx_function_arg_size):
9290 Delete.
9291 * config/rx/rx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
9292 * config/rx/rx.c (rx_function_arg_size): Make static.
9293 (rx_function_arg): Likewise.
9294 (rx_function_arg_advance): New function.
9295 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9296
9297 2010-08-31 John Tytgat <John.Tytgat@aaug.net>
9298
9299 * config/arm/arm.c (arm_override_options): Remove superfluous test.
9300 Fix indentation.
9301
9302 2010-08-31 Eric Botcazou <ebotcazou@adacore.com>
9303
9304 * dwarf2out.c (gen_decl_die) <CONST_DECL>: Do not skip in Ada.
9305 (dwarf2out_decl) <CONST_DECL>: Likewise.
9306
9307 2010-08-30 Eric Botcazou <ebotcazou@adacore.com>
9308
9309 Stack usage support
9310 * common.opt (-fstack-usage): New option.
9311 * doc/invoke.texi (Debugging options): Document it.
9312 * builtins.c (expand_builtin_apply): Pass TRUE as 4th argument to
9313 allocate_dynamic_stack_space.
9314 (expand_builtin_alloca): Add 4th bool parameter CANNOT_ACCUMULATE
9315 and propagate it to allocate_dynamic_stack_space.
9316 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust for above change.
9317 * calls.c (initialize_argument_information): Pass TRUE as 4th
9318 argument to allocate_dynamic_stack_space.
9319 (expand_call): Set current_function_has_unbounded_dynamic_stack_size
9320 to 1 when pushing a variable-sized argument onto the stack. Pass
9321 TRUE as 4th argument to allocate_dynamic_stack_space.
9322 Update current_function_pushed_stack_size.
9323 (emit_library_call_value_1): Likewise.
9324 * explow.c (allocate_dynamic_stack_space): Add 4th bool parameter
9325 CANNOT_ACCUMULATE. If flag_stack_usage, look into the size and
9326 attempt to find an upper bound. Remove redundant code for the
9327 SETJMP_VIA_SAVE_AREA case.
9328 * expr.h (allocate_dynamic_stack_space): Add 4th bool parameter.
9329 * function.h (struct stack_usage): New structure.
9330 (current_function_static_stack_size): New macro.
9331 (current_function_dynamic_stack_size): Likewise.
9332 (current_function_pushed_stack_size): Likewise.
9333 (current_function_dynamic_alloc_count): Likewise.
9334 (current_function_has_unbounded_dynamic_stack_size): Likewise.
9335 (current_function_allocates_dynamic_stack_space): Likewise.
9336 (struct function): Add new field 'su'.
9337 * function.c (instantiate_virtual_regs): If SETJMP_VIA_SAVE_AREA,
9338 add the value of the dynamic offset to the dynamic stack usage.
9339 (gimplify_parameters): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA
9340 for variable-sized objects.
9341 (prepare_function_start): Allocate cfun->su if flag_stack_usage.
9342 (rest_of_handle_thread_prologue_and_epilogue): Call output_stack_usage.
9343 * gimplify.c (gimplify_decl_expr): Set ALLOCA_FOR_VAR_P on call to
9344 BUILT_IN_ALLOCA for variable-sized objects.
9345 * output.h (output_stack_usage): Declare.
9346 * toplev.c (stack_usage_file): New file pointer.
9347 (output_stack_usage): New function.
9348 (open_auxiliary_file): Likewise.
9349 (lang_dependent_init): Open file if flag_stack_usage is set.
9350 (finalize): Close file if stack_usage_file is not null.
9351 * tree.h (ALLOCA_FOR_VAR_P): New macro.
9352 * config/alpha/alpha.c (compute_frame_size): New function.
9353 (alpha_expand_prologue): Use it.
9354 (alpha_start_function): Likewise.
9355 (alpha_expand_epilogue): Likewise. Set stack usage info.
9356 * config/i386/i386.c (ix86_expand_prologue): Likewise.
9357 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
9358 * config/mips/mips.c (mips_expand_prologue): Likewise.
9359 * config/pa/pa.c (hppa_expand_prologue): Likewise.
9360 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
9361 * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
9362
9363 2010-08-30 Zdenek Dvorak <ook@ucw.cz>
9364
9365 PR tree-optimization/45427
9366 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Rewritten.
9367 Handle the case that the exit is never taken correctly.
9368 (number_of_iterations_ne): Pass exit_must_be_taken to
9369 number_of_iterations_ne_max.
9370
9371 2010-08-30 Catherine Moore <clm@codesourcery.com>
9372
9373 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS):
9374 Infer -mdspr2 for the the 74K.
9375
9376 2010-08-30 Jakub Jelinek <jakub@redhat.com>
9377
9378 PR debug/45419
9379 * tree-ssa-live.c (dump_enumerated_decls): Clear the whole wi variable.
9380
9381 PR middle-end/45423
9382 * gimplify.c (goa_stabilize_expr): Handle TRUTH_NOT_EXPR
9383 and TRUTH_{AND,OR,XOR}_EXPR.
9384 * c-parser.c (c_parser_omp_atomic): Handle boolean
9385 {PRE,POST}_{INC,DEC}REMENT.
9386
9387 2010-08-30 Nathan Froyd <froydnj@codesourcery.com>
9388
9389 * config/xtensa/xtensa-protos.h (function_arg_advance): Delete.
9390 (function_arg): Delete.
9391 * config/xtensa/xtensa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
9392 (FUNCTION_INCOMING_ARG): Delete.
9393 * config/xtensa/xtensa.c (function_arg_advance): Rename to...
9394 (xtensa_function_arg_advance): ...this. Make static. Take a const_tree
9395 and a bool.
9396 (function_arg): Rename to...
9397 (xtensa_function_arg_1): ...this. Make static. Take a const_tree and
9398 a bool.
9399 (xtensa_function_arg, xtensa_function_incoming_arg): Nex functions.
9400 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9401 (TARGET_FUNCTION_INCOMING_ARG): Define.
9402
9403 2010-08-30 Richard Guenther <rguenther@suse.de>
9404
9405 PR tree-optimization/21602
9406 * builtins.c (fold_builtin_memory_op): Fold memmove to memcpy
9407 using points-to information.
9408
9409 2010-08-30 H.J. Lu <hongjiu.lu@intel.com>
9410
9411 * config/linux.h (TARGET_HAS_SINCOS): Replace | with ||.
9412
9413 2010-08-30 Richard Guenther <rguenther@suse.de>
9414
9415 PR tree-optimization/45449
9416 * tree-ssa-live.c (remove_unused_locals): Also remove address-taken
9417 variables.
9418
9419 2010-08-30 Joseph Myers <joseph@codesourcery.com>
9420
9421 * opts.h (CL_ERR_NEGATIVE): Define.
9422 * opts.c (unknown_option_callback): Don't postpone warnings for
9423 options marked with CL_ERR_NEGATIVE.
9424 * opts-common.c (decode_cmdline_option): Set CL_ERR_NEGATIVE error
9425 for negative versions of CL_REJECT_NEGATIVE options.
9426
9427 2010-08-30 Uros Bizjak <ubizjak@gmail.com>
9428
9429 * config/i386/i386.md (zero_extendsidi2_1): Rename from
9430 zero_extendsidi2_32.
9431 (zero_extend<mode>di2): Macroize insn from zero_extend{qi,hi}di2
9432 using SWI12 mode iterator.
9433 (zero_extendhisi2_and): Merge insn pattern and corresponding spliter
9434 to define_insn_and_split pattern.
9435 (zero_extendqi<mode>2): Macroize expander from zero_extendqi{hi,si}2
9436 using SWI24 mode iterator.
9437 (*zero_extendqi<mode>2_and): Macroize insn from
9438 *zero_extendqi{hi,si}2_and using SWI24 mode iterator.
9439 (*zero_extendqi<mode>2_movzbl_and): Macroize insn from
9440 *zero_extendqihi2_movzbw_and and *zero_extendqisi2_movzbl_and using
9441 SWI24 mode iterator.
9442 (*zero_extendqi<mode>2_movzbl): Ditto from
9443 *zero_extendqi{hi,si}2_movzbl.
9444 (extendsidi2_1): Rename from extendsidi2_32.
9445 (extend<mode>di2): Macroize insn from extend{qi,hi}di2 using
9446 SWI12 mode iterator.
9447
9448 2010-08-29 Eric Botcazou <ebotcazou@adacore.com>
9449
9450 * config/ia64/ia64.h (HARD_REGNO_NREGS): Return 1 for CCImode in
9451 general purpose registers.
9452 (HARD_REGNO_MODE_OK): Accept CCImode in general purpose registers.
9453 * config/ia64/ia64.md (*movcci): Change to named pattern. Deal
9454 with general purpose registers and memory operands. Add associated
9455 CCImode post-reload splitter.
9456 * config/ia64/div.md: Change BImode to CCImode throughout.
9457
9458 2010-08-28 Eric Botcazou <ebotcazou@adacore.com>
9459
9460 * config/ia64/ia64.md (cstorebi4): Fix thinko.
9461
9462 2010-08-28 Hariharan Sandanagobalane <hariharan@picochip.com>
9463
9464 * config/picochip/picochip.c (reorder_var_tracking_notes): This
9465 function was dropping debug insns which caused PR45299.
9466
9467 2010-08-28 Uros Bizjak <ubizjak@gmail.com>
9468
9469 * config/i386/sse.md (extsuffix): New code attribute.
9470 (sse4_1_<code>v8qiv8hi2): Macroize insn from sse4_1_extendv8qiv8hi2
9471 and sse4_1_zero_extendv8qiv8hi2 using any_extend code iterator.
9472 (sse4_1_<code>v4qiv4si2): Ditto from sse4_1_extendv4qiv4si2
9473 and sse4_1_zero_extendv4qiv4si2.
9474 (sse4_1_<code>v2qiv2di2): Ditto from sse4_1_extendv2qiv2di2
9475 and sse4_1_zero_extendv2qiv2di2.
9476 (sse4_1_<code>v4hiv4si2): Ditto from sse4_1_extendv4hiv4si2
9477 and sse4_1_zero_extendv4hiv4si2.
9478 (sse4_1_<code>v2hiv2di2): Ditto from sse4_1_extendv2hiv2di2
9479 and sse4_1_zero_extendv2hiv2di2.
9480 (sse4_1_extendv2siv2di2): Ditto from sse4_1_extendv2siv2di2
9481 and sse4_1_zero_extendv2siv2di2
9482
9483 (<s>mulv8hi3_highpart): Macroize expander from {u,s}mulv8hi3_highpart
9484 using any_extend code iterator.
9485 (*avx_<s>mulv8hi3_highpart): Macroize insn from
9486 *avx_{u,s}mulv8hi3_highpart using any_extend code iterator.
9487 (*<s>mulv8hi3_highpart): Ditto from *{u,s}mulv8hi3_highpart.
9488
9489 * config/i386/i386.c (ix86_expand_sse4_unpack): Update for renamed
9490 gen_sse4_1_sign_extend* functions.
9491 (struct builtin_description bdesc_args): Ditto.
9492
9493 2010-08-27 Xinliang David Li <davidxl@google.com>
9494
9495 PR/45422
9496 * tree-ssa-loop-ivopts.c (iv_ca_get_num_inv_exprs): Remove.
9497 (iv_ca_set_no_cp): Update used inv expr count.
9498 (iv_ca_set_cp): Ditto.
9499 (iv_ca_new): Initialize new member.
9500 (iv_ca_free): Free memory.
9501
9502 2010-08-27 Nathan Froyd <froydnj@codesourcery.com>
9503
9504 * config/sh/sh-protos.h (sh_function_arg): Delete.
9505 (sh_function_arg_advance): Delete.
9506 * config/sh/sh.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
9507 (PASS_IN_REG_P): Eliminate cast.
9508 * config/sh/sh.c (sh_function_arg_advance): Make static. Take a
9509 const_tree and a bool.
9510 (sh_function_arg): Likewise.
9511 (sh_output_mi_thunk): Call sh_function_arg_advance) and
9512 sh_function_arg.
9513 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9514
9515 2010-08-27 Naveen H.S <naveen.S@kpitcummins.com>
9516 Kaz Kojima <kkojima@gcc.gnu.org>
9517
9518 * config/sh/sh.c (push_regs): Emit movml for interrupt handler
9519 when possible.
9520 (sh_expand_epilogue): Likewise.
9521 * config/sh/sh.md (movml_push_banked): New insn.
9522 (movml_pop_banked): Likewise.
9523
9524 2010-08-28 Bernd Schmidt <bernds@codesourcery.com>
9525
9526 * genautomata.c (gen_regexp_repeat, gen_regexp_allof,
9527 gen_regexp_oneof, gen_regexp_sequence): Use the string found
9528 in vector element 0 rather than the original string when there's
9529 only one element.
9530 (gen_regexp): Remove extra semicolon.
9531
9532 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp, movsf_vfp,
9533 thumb2_movsf_vfp): Set attribute "insn".
9534 * config/arm/arm.md (arm_ashrdi3_1bit, arm_lshrdi3_1bit, not_shiftsi,
9535 not_shiftsi_compare0, not_shiftsi_compare0_scratch, arm_one_cmplsi2,
9536 thumb1_one_cmplsi2, notsi_compare0, notsi_compare0_scratch,
9537 arm_zero_extendsidi2, arm_extendsidi2, thumb1_movdi_insn,
9538 arm_movsi_insn, movhi_insn_arch4, movhi_bytes, arm_movqi_insn,
9539 thumb1_movqi_insn arm32_movhf, thumb1_movhf, arm_movsf_soft_insn,
9540 thumb1_movsf_insn, thumb_movdf_insn, mov_scc, mov_negscc, mov_notscc,
9541 movsicc_insn, movsfcc_soft_insn, and_scc, cond_move, if_move_not,
9542 if_not_move, if_shift_move, if_move_shift, if_shift_shift,
9543 if_not_arith, if_arith_not, cond_move_not): Likewise.
9544
9545 2010-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9546
9547 * config/rs6000/rs6000-protos.h (rs6000_address_for_fpconvert):
9548 New declaration.
9549 (rs6000_allocate_stack_temp): Ditto.
9550 (rs6000_expand_convert_si_to_sfdf): Ditto.
9551
9552 * config/rs6000/rs6000.c (rs6000_override_options): Adjust long
9553 line. Update the options set if power6 or power7 server/embedded
9554 type options are used. If we give a warning for no vsx under
9555 -mcpu=power7 -mno-altivec, mark -mvsx as an explicit option.
9556 (rs6000_allocate_stack_temp): New function to allocate a stack
9557 tempoary and adjust the address so it meets either REG+OFFSET or
9558 REG+REG addressing requirements.
9559 (rs6000_address_for_fpconvert): Adjust REG+OFFSET addresses so
9560 that they can be used with the LFIWAX/LFIWZX instrucitons.
9561 (rs6000_expand_convert_si_to_sfdf): New helper funciton for
9562 converting signed/unsigned SImode to either SFmode/DFmode.
9563
9564 * config/rs6000/rs6000.h (TARGET_FCFID): New macros to determine
9565 whether certain instructions can be generated.
9566 (TARGET_FCTIDZ): Ditto.
9567 (TARGET_STFIWX): Ditto.
9568 (TARGET_LFIWAX): Ditto.
9569 (TARGET_LFIWZX): Ditto.
9570 (TARGET_FCFIDS): Ditto.
9571 (TARGET_FCFIDU): Ditto.
9572 (TARGET_FCFIDUS): Ditto.
9573 (TARGET_FCTIDUZ): Ditto.
9574 (TARGET_FCTIWUZ): Ditto.
9575
9576 * config/rs6000/rs6000.md (UNSPEC_FCTIW): New unspec constants.
9577 (UNSPEC_FCTID): Ditto.
9578 (UNSPEC_LFIWAX): Ditto.
9579 (UNSPEC_LFIWZX): Ditto.
9580 (UNSPEC_FCTIWUZ): Ditto.
9581 (rreg): Use correct constraints.
9582 (SI_CONVERT_FP): New mode attribute for floating point conversion
9583 tests.
9584 (E500_CONVERT): Ditto.
9585 (lfiwax): New insns for converting from integer to floating point
9586 utilizing newer instructions. Attempt to optimize conversions
9587 that come from memory so that we don't load the value into a GPR,
9588 spill it to the stack and reload it into a FPR.
9589 (floatsi<mode>2_lfiwax): Ditto.
9590 (floatsi<mode>2_lfiwax_mem): Ditto.
9591 (floatsi<mode>2_lfiwax_mem2): Ditto.
9592 (lfiwzx): Ditto.
9593 (floatunssi<mode>2_lfiwzx): Ditto.
9594 (floatunssi<mode>2_lfiwzx_mem): Ditto.
9595 (floatunssi<mode>2_lfiwzx_mem2): Ditto.
9596 (floatdidf2_mem): Ditto.
9597 (floatunsdidf2_fcfidu): Ditto.
9598 (floatunsdidf2_mem): Ditto.
9599 (floatunsdisf2): Ditto.
9600 (floatunsdisf2_fcfidus): Ditto.
9601 (floatunsdisf2_mem): Ditto.
9602 (floatsidf2): Add support for LFIWAX/LFIWZX/FCFIDS/FCFIDU/FCFIDUS.
9603 Use FCFID on 32-bit hosts that support it.
9604 (floatsidf2_internal): Ditto.
9605 (floatunssisf2): Ditto.
9606 (floatunssidf2): Ditto.
9607 (floatunssidf2_internal): Ditto.
9608 (floatsisf2): Ditto.
9609 (floatdidf2): Ditto.
9610 (floatdidf2_fpr): Ditto.
9611 (floatunsdidf2): Ditto.
9612 (floatdisf2): Ditto.
9613 (floatdisf2_fcfids): Ditto.
9614 (floatdisf2_internal1): Ditto.
9615 (fixuns_truncsfsi2): Delete, merge into common pattern for both
9616 SF/DF. Add power7 support.
9617 (fix_truncsfsi2): Ditto.
9618 (fixuns_truncdfsi2): Ditto.
9619 (fixuns_truncdfdi2): Ditto.
9620 (fix_truncdfsi2): Ditto.
9621 (fix_truncdfsi2_internal): Ditto.
9622 (fix_truncdfsi2_internal_gfxopt): Ditto.
9623 (fix_truncdfsi2_mfpgpr): Ditto.
9624 (fctiwz): Ditto.
9625 (btruncdf2): Ditto.
9626 (btruncdf2_fpr): Ditto.
9627 (btructsf2): Ditto.
9628 (ceildf2): Ditto.
9629 (ceildf2_fpr): Ditto.
9630 (ceilsf2): Ditto.
9631 (floordf2): Ditto.
9632 (floordf2_fpr): Ditto.
9633 (floorsf2): Ditto.
9634 (rounddf2): Ditto.
9635 (rounddf2_fpr): Ditto.
9636 (roundsf2): Ditto.
9637 (fix_trunc<mode>si2): Combine SF/DF conversion into one insn.
9638 (fix_trunc<mode>di2): Ditto.
9639 (fixuns_trunc<mode>si2): Ditto.
9640 (fixuns_trunc<mode>di2): Ditto.
9641 (fctiwz_<mode>): Ditto.
9642 (btrunc<mode>2): Ditto.
9643 (btrunc<mode>2_fpr): Ditto.
9644 (ceil<mode>2): Ditto.
9645 (ceil<mode>2_fpr): Ditto.
9646 (floor<mode>2): Ditto.
9647 (float<mode>2_fpr): Ditto.
9648 (round<mode>2): Ditto.
9649 (round<mode>2_fpr): Ditto.
9650 (fix_trunc<mode>si2_stfiwx): New insn for machines with STFIWX.
9651 (fixuns_trunc<mode>si2_stfiwx): Ditto.
9652 (fix_truncdfsi2_internal): Ditto.
9653 (fix_trunc<mode>si2_mem): Combiner pattern to eliminate storing
9654 converted value on stack, loaded into GPR, and then stored into
9655 the final destination.
9656 (fix_trunc<mode>di2_fctidz): New pattern for targets supporting
9657 FCTIDZ.
9658 (lrint<mode>di2): New insn, provide the lrint builtin functions.
9659 (ftruncdf2): Delete, unused.
9660 (fix_trunctfsi2_internal): Use gen_fctiwz_df, not gen_fctiwz.
9661
9662 * config/rs6000/vsx.md (toplevel): Update copyright year.
9663 (VSr2): Use "ws" contraint for DFmode, not "!r#r".
9664 (VSr3): Ditto.
9665
9666 2010-08-27 Basile Starynkevitch <basile@starynkevitch.net>
9667 Jeremie Salvucci <jeremie.salvucci@free.fr>
9668
9669 * gengtype.c (output_type_enum): Test the right union member.
9670
9671 2010-08-27 Uros Bizjak <ubizjak@gmail.com>
9672
9673 PR target/41484
9674 * config/i386/sse.md (sse4_1_extendv8qiv8hi2): Also accept memory
9675 operands for operand 1.
9676 (sse4_1_extendv4qiv4si2): Ditto.
9677 (sse4_1_extendv2qiv2di2): Ditto.
9678 (sse4_1_extendv4hiv4si2): Ditto.
9679 (sse4_1_extendv2hiv2di2): Ditto.
9680 (sse4_1_extendv2siv2di2): Ditto.
9681 (sse4_1_zero_extendv8qiv8hi2): Ditto.
9682 (sse4_1_zero_extendv4qiv4si2): Ditto.
9683 (sse4_1_zero_extendv2qiv2di2): Ditto.
9684 (sse4_1_zero_extendv4hiv4si2): Ditto.
9685 (sse4_1_zero_extendv2hiv2di2): Ditto.
9686 (sse4_1_zero_extendv2siv2di2): Ditto.
9687 (*sse4_1_extendv8qiv8hi2): Remove insn pattern.
9688 (*sse4_1_extendv4qiv4si2): Ditto.
9689 (*sse4_1_extendv2qiv2di2): Ditto.
9690 (*sse4_1_extendv4hiv4si2): Ditto.
9691 (*sse4_1_extendv2hiv2di2): Ditto.
9692 (*sse4_1_extendv2siv2di2): Ditto.
9693 (*sse4_1_zero_extendv8qiv8hi2): Ditto.
9694 (*sse4_1_zero_extendv4qiv4si2): Ditto.
9695 (*sse4_1_zero_extendv2qiv2di2): Ditto.
9696 (*sse4_1_zero_extendv4hiv4si2): Ditto.
9697 (*sse4_1_zero_extendv2hiv2di2): Ditto.
9698 (*sse4_1_zero_extendv2siv2di2): Ditto.
9699
9700 2010-08-27 Nathan Froyd <froydnj@codesourcery.com>
9701
9702 * config/mips/mips-protos.h (mips_function_arg_advance): Delete
9703 (mips_function_arg): Delete.
9704 (mips_function_arg_boundary): Take a const_tree.
9705 * config/mips/mips.c (mips_function_arg_boundary): Likewise.
9706 (mips_arg_info): Likewise.
9707 (mips_setup_incoming_varargs): Call mips_function_arg_advance
9708 instead of FUNCTION_ARG_ADVANCE.
9709 (mips_function_arg_advance): Adjust prototype. Make static.
9710 (mips_function_arg): Likewise.
9711 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9712 * config/mips/mips.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete.
9713
9714 2010-08-27 Nathan Froyd <froydnj@codesourcery.com>
9715
9716 * config/rs6000/rs6000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
9717 * config/rs6000/rs6000-protos.h (function_arg_advance): Delete.
9718 (function_arg): Delete.
9719 (function_arg_boundary): Take a const_tree.
9720 * config/rs6000/rs6000.c (function_arg_boundary): Likewise.
9721 (rs6000_spe_function_arg): Likewise.
9722 (rs6000_parm_start): Likewise.
9723 (rs6000_arg_size): Likewise.
9724 (rs6000_darwin64_record_arg_advance_recurse): Likewise.
9725 (rs6000_darwin64_record_arg): Likewise. Take a bool instead of an int.
9726 (rs6000_mixed_function_arg): Likewise.
9727 (function_arg): Rename to...
9728 (rs6000_function_arg): ...this.
9729 (function_arg_advance): Rename to...
9730 (rs6000_function_arg_advance_1): ...this
9731 (rs6000_function_arg_advance): New function. Call it.
9732 (setup_incoming_varargs): Call rs6000_function_arg_advance_1.
9733 (rs6000_return_in_memory): Adjust call to rs6000_darwin64_record_arg.
9734 (rs6000_function_value): Likewise.
9735 (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
9736
9737 2010-08-27 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9738
9739 * config/arm/arm.md (enabled): Test the value of arch_enabled
9740 rather than just using it.
9741
9742 2010-08-27 Olivier Hainque <hainque@adacore.com>
9743 Eric Botcazou <ebotcazou@adacore.com>
9744
9745 * dse.c (group_info.base_mem, get_group_info): Use BLKmode to
9746 cover all the possible offsets from this base.
9747 (scan_reads_nospill): Pass base_mem's mode to canon_true_dependence.
9748
9749 2010-08-26 Jakub Jelinek <jakub@redhat.com>
9750
9751 PR tree-optimization/44485
9752 * calls.c (flags_from_decl_or_type): For const or pure
9753 noreturn functions return ECF_LOOPING_CONST_OR_PURE|ECF_NORETURN
9754 together with ECF_CONST resp. ECF_PURE.
9755 * builtins.c (expand_builtin): Use flags_from_decl_or_type
9756 instead of querying flags directly.
9757 * tree-ssa-loop-niter.c (finite_loop_p): Likewise.
9758 * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise.
9759
9760 2010-08-26 Richard Guenther <rguenther@suse.de>
9761
9762 PR tree-optimization/45255
9763 * tree.c (decl_address_invariant_p): DECL_DLLIMPORT_P statics
9764 and externals are also invariant.
9765
9766 2010-08-25 Jakub Jelinek <jakub@redhat.com>
9767
9768 PR rtl-optimization/44858
9769 * combine.c (try_combine): If recog_for_combine added CLOBBERs to
9770 newi2pat, make sure they don't affect newpat.
9771
9772 PR rtl-optimization/45400
9773 * combine.c (simplify_shift_const_1) <case SUBREG>: Only use
9774 SUBREG_REG if both modes are of MODE_INT class.
9775
9776 2010-08-25 Julian Brown <julian@codesourcery.com>
9777
9778 * config/arm/arm.c (arm_issue_rate): Return 2 for Cortex-A5.
9779 * config/arm/arm.md (generic_sched): No for Cortex-A5.
9780 (generic_vfp): Likewise.
9781 (cortex-a5.md): Include.
9782 * config/arm/cortex-a5.md: New.
9783
9784 2010-08-25 Richard Guenther <rguenther@suse.de>
9785
9786 * alias.c (get_alias_set): Assign a single alias-set to all pointers.
9787 * gimple.c (gimple_get_alias_set): Remove special handling
9788 for pointers.
9789
9790 2010-08-25 Bernd Schmidt <bernds@codesourcery.com>
9791
9792 PR middle-end/45355
9793 * combine.c (try_combine): Use reg_overlap_mentioned_p rather than
9794 dead_or_set_p when computing i0_feeds_i2_n.
9795
9796 * combine.c (find_split_point): Undo canonicalization of multiply-add
9797 to (minus x (mult)) when it seems likely that this will increase the
9798 chances of a split.
9799
9800 2010-08-25 Richard Guenther <rguenther@suse.de>
9801
9802 PR lto/44562
9803 * lto-streamer.c (lto_record_common_node): Do not mess with
9804 TYPE_CANONICAL when not in lto.
9805 * gimple.c (gimple_register_type): Likewise.
9806
9807 2010-08-25 Richard Guenther <rguenther@suse.de>
9808
9809 PR tree-optimization/45316
9810 * tree-ssa-pre.c (eliminate): Properly clean EH info.
9811
9812 2010-08-25 Richard Guenther <rguenther@suse.de>
9813
9814 PR tree-optimization/45393
9815 * tree-ssa-math-opts.c (execute_cse_sincos_1): Properly transfer
9816 and clean EH info. Avoid SSA update.
9817 (execute_cse_sincos): Cleanup the CFG if it has changed.
9818
9819 2010-08-25 Richard Guenther <rguenther@suse.de>
9820
9821 PR middle-end/45379
9822 * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle
9823 TARGET_MEM_REF in alignment computation.
9824
9825 2010-08-25 Jakub Jelinek <jakub@redhat.com>
9826
9827 PR tree-optimization/45059
9828 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Strip useless
9829 type conversions from newop{1,2}. Assert t is a comparison and
9830 newop{1,2} after the stripping are gimple vals.
9831
9832 2010-08-25 Tejas Belagod <tejas.belagod@arm.com>
9833
9834 * config/arm/iterators.md (VU, SE, V_widen_l): New.
9835 (V_unpack, US): New.
9836 * config/arm/neon.md (vec_unpack<US>_hi_<mode>): Expansion for vmovl.
9837 (vec_unpack<US>_lo_<mode>): Likewise.
9838 (neon_vec_unpack<US>_hi_<mode>): Instruction pattern for vmovl.
9839 (neon_vec_unpack<US>_lo_<mode>): Likewise.
9840 (vec_widen_<US>mult_lo_<mode>): Expansion for vmull.
9841 (vec_widen_<US>mult_hi_<mode>): Likewise.
9842 (neon_vec_<US>mult_lo_<mode>"): Instruction pattern for vmull.
9843 (neon_vec_<US>mult_hi_<mode>"): Likewise.
9844 (neon_unpack<US>_<mode>): Widening move intermediate step for
9845 vectorizing without -mvectorize-with-neon-quad.
9846 (neon_vec_<US>mult_<mode>): Widening multiply intermediate step
9847 for vectorizing without -mvectorize-with-neon-quad.
9848 * config/arm/predicates.md (vect_par_constant_high): Check for
9849 high-half lanes of a vector.
9850 (vect_par_constant_low): Check for low-half lanes of a vector.
9851
9852 2010-08-24 Sebastian Pop <sebastian.pop@amd.com>
9853
9854 * tree-if-conv.c (struct ifc_dr): New.
9855 (IFC_DR): New.
9856 (DR_WRITTEN_AT_LEAST_ONCE): New.
9857 (DR_RW_UNCONDITIONALLY): New.
9858 (memref_read_or_written_unconditionally): Use the cached values
9859 when possible.
9860 (write_memref_written_at_least_once): Same.
9861 (if_convertible_loop_p): Initialize and free DR->aux fields.
9862
9863 2010-08-24 Sebastian Pop <sebastian.pop@amd.com>
9864
9865 * gimple.c (gimple_could_trap_p_1): Not static anymore.
9866 Pass an extra bool parameter include_mem.
9867 (gimple_could_trap_p): Adjust call to gimple_could_trap_p_1.
9868 (gimple_assign_rhs_could_trap_p): Same.
9869 * gimple.h (gimple_could_trap_p_1): Declared.
9870 * tree-data-ref.h (same_data_refs_base_objects): New.
9871 (same_data_refs): New.
9872 * tree-if-conv.c (memrefs_read_or_written_unconditionally): New.
9873 (write_memrefs_written_at_least_once): New.
9874 (ifcvt_memrefs_wont_trap): New.
9875 (operations_could_trap): New.
9876 (ifcvt_could_trap_p): New.
9877 (if_convertible_gimple_assign_stmt_p): Call ifcvt_could_trap_p.
9878 Gets a vector of data refs.
9879 (if_convertible_stmt_p): Same.
9880 (if_convertible_loop_p_1): New.
9881 (if_convertible_loop_p): Call if_convertible_loop_p_1.
9882
9883 2010-08-24 Sebastian Pop <sebastian.pop@amd.com>
9884
9885 * common.opt (ftree-loop-if-convert-stores): New flag.
9886 * doc/invoke.texi (ftree-loop-if-convert-stores): Documented.
9887 * tree-if-conv.c (ifc_temp_var): Pass an extra parameter GSI. Insert
9888 the created statement before GSI.
9889 (if_convertible_phi_p): Allow virtual phi nodes when
9890 flag_loop_if_convert_stores is set.
9891 (if_convertible_gimple_assign_stmt_p): Allow memory reads and writes
9892 Do not handle types that do not match is_gimple_reg_type.
9893 Remove loop and bb parameters. Call gimple_could_trap_p instead of
9894 when flag_loop_if_convert_stores is set, as LHS can contain
9895 memory refs.
9896 (if_convertible_stmt_p): Remove loop and bb parameters. Update calls
9897 to if_convertible_gimple_assign_stmt_p.
9898 (if_convertible_loop_p): Update call to if_convertible_stmt_p.
9899 (replace_phi_with_cond_gimple_assign_stmt): Renamed
9900 predicate_scalar_phi. Do not handle virtual phi nodes.
9901 (ifconvert_phi_nodes): Renamed predicate_all_scalar_phis.
9902 Call predicate_scalar_phi.
9903 (insert_gimplified_predicates): Insert the gimplified predicate of a BB
9904 just after the labels for flag_loop_if_convert_stores, otherwise
9905 insert the predicate in the end of the BB.
9906 (predicate_mem_writes): New.
9907 (combine_blocks): Call predicate_all_scalar_phis. When
9908 flag_loop_if_convert_stores is set, call predicate_mem_writes.
9909 (tree_if_conversion): Call mark_sym_for_renaming when
9910 flag_loop_if_convert_stores is set.
9911 (main_tree_if_conversion): Return TODO_update_ssa_only_virtuals when
9912 flag_loop_if_convert_stores is set.
9913
9914 2010-08-24 Anatoly Sokolov <aesok@post.ru>
9915
9916 * config/pa/pa.c (hppa_register_move_cost, pa_libcall_value,
9917 pa_function_value_regno_p, pa_print_operand_punct_valid_p): New.
9918 (pa_function_value): Make static.
9919 (override_options): Rename to...
9920 (pa_option_override): ...this. Make static.
9921 (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_REGISTER_MOVE_COST,
9922 TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P,
9923 TARGET_OPTION_OVERRIDE): Define.
9924 * config/pa/pa.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P,
9925 LIBCALL_VALUE, REGISTER_MOVE_COST, PRINT_OPERAND_PUNCT_VALID_P):
9926 Remove.
9927 * config/pa/pa-protos.h (override_options): Remove.
9928
9929 2010-08-24 Richard Guenther <rguenther@suse.de>
9930
9931 PR middle-end/45379
9932 * tree-ssa-address.c (create_mem_ref_raw): Drop to MEM_REF
9933 if addr->index is NULL or zero.
9934 * tree-ssa-alias.c (indirect_refs_may_alias_p): Handle
9935 TARGET_MEM_REF more properly.
9936 (indirect_ref_may_alias_decl_p): Likewise.
9937 * emit-rtl.c (set_mem_attributes_minus_bitpos): Keep TARGET_MEM_REFs.
9938 * alias.c (ao_ref_from_mem): Handle TARGET_MEM_REF more properly.
9939
9940 2010-08-23 Anatoly Sokolov <aesok@post.ru>
9941
9942 * config/m32c/m32c.c (m32c_function_value_regno_p): Make static.
9943 (m32c_override_options): Rename to...
9944 (m32c_option_override): ...this. Make static.
9945 (TARGET_FUNCTION_VALUE_REGNO_P, TARGET_OPTION_OVERRIDE): Define.
9946 * config/m32c/m32c.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P):
9947 Remove.
9948 * config/m32c/m32c-protos.h (m32c_override_options,
9949 m32c_function_value_regno_p): Remove.
9950
9951 2010-08-23 Changpeng Fang <changpeng.fang@amd.com>
9952
9953 * tree-ssa-loop-prefetch.c (gather_memory_references_ref) :
9954 Fix a typo in a previous commit.
9955
9956 2010-08-23 Kai Tietz <kai.tietz@onevision.com>
9957
9958 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost):
9959 Pre-initialize innerloop_iters to one.
9960
9961 2010-08-23 Changpeng Fang <changpeng.fang@amd.com>
9962
9963 * tree-flow.h (may_be_nonaddressable_p): New definition. Make the
9964 existing static function global.
9965
9966 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): This function
9967 is changed to global.
9968
9969 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Call
9970 may_be_nonaddressable_p on base, and don't collect this reference
9971 if the address of the base could not be taken.
9972
9973 2010-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9974
9975 * config/rs6000/rs6000.opt (-mveclibabi=mass): New option to
9976 enable the compiler to autovectorize mathmetical functions for
9977 power7 using the Mathematical Acceleration Subsystem library.
9978
9979 * config/rs6000/rs6000.c (rs6000_veclib_handler): New variable to
9980 handle which vector math library we have.
9981 (rs6000_override_options): Add -mveclibabi=mass support.
9982 (rs6000_builtin_vectorized_libmass): New function to handle auto
9983 vectorizing math functions that are in the MASS library.
9984 (rs6000_builtin_vectorized_function): Call it.
9985
9986 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9987 -mveclibabi=mass.
9988
9989 2010-08-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9990
9991 PR boehm-gc/34544
9992 * gthr-posix.h (__gthread_active_init): Delete.
9993 (__gthread_active_p): Do activity check here.
9994 Don't include errno.h on hppa-hpux. Update comment.
9995 * gthr-posix95.h (__gthread_active_init): Delete.
9996 (__gthread_active_p): Do activity check here.
9997 Don't include errno.h on hppa-hpux. Update comment.
9998 * config.gcc (hppa[12]*-*-hpux11*): Define extra_parts.
9999 * config/pa/pa64-hpux.h (LIB_SPEC): When -static is specified, only
10000 add -lpthread when -mt or -pthread is specified.
10001 * config/pa/pa-hpux11.h (LIB_SPEC): likewise.
10002 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10003 * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS): Define.
10004 (stublib.c, pthread_default_stacksize_np-stub.o,
10005 pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o,
10006 $(T)libgcc_stub.a): Add methods.
10007 * config/pa/t-pa64 (LIBGCCSTUB_OBJS): Add pthread stubs.
10008 (stublib.c, pthread_default_stacksize_np-stub.o,
10009 pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o): Add methods.
10010 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10011 pthread_mutex_unlock): New stubs.
10012
10013 2010-08-22 Joseph Myers <joseph@codesourcery.com>
10014
10015 * Makefile.in (gccspec.o, cppspec.o): Update dependencies.
10016 * common.opt (L, nodefaultlibs, nostdlib, pg, static): New
10017 options.
10018 * config/avr/avr.h (LIBSTDCXX): Remove initial "-l".
10019 * config/freebsd.h (MATH_LIBRARY_PROFILE): Remove initial "-l".
10020 * config/i386/djgpp.h (LIBSTDCXX): Remove initial "-l".
10021 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove initial "-l".
10022 * config/s390/tpf.h (MATH_LIBRARY, LIBSTDCXX): Remove initial
10023 "-l".
10024 * cppspec.c: Include opts.h.
10025 (lang_specific_driver): Use cl_decoded_option structures.
10026 * doc/tm.texi.in (MATH_LIBRARY): Update documentation.
10027 * doc/tm.texi: Regenerate.
10028 * gcc.c (translate_options): Translate -d to -foutput-class-dir=.
10029 (driver_handle_option): Allow driver options needing no special
10030 processing.
10031 (process_command): Decode options before call to
10032 lang_specific_driver. Pass decoded options to
10033 lang_specific_driver.
10034 * gcc.h (lang_specific_driver): Update prototype.
10035 * gccspec.c: Include opts.h.
10036 (lang_specific_driver): Use cl_decoded_option structures.
10037 * opts-common.c (option_ok_for_language, generate_option,
10038 generate_option_input_file): New.
10039 (decode_cmdline_option): Use option_ok_for_language.
10040 (decode_cmdline_options_to_array): Use generate_option_input_file.
10041 (handle_generated_option): Use generate_option.
10042 * opts.h (generate_option, generate_option_input_file): Declare.
10043
10044 2010-08-22 Anatoly Sokolov <aesok@post.ru>
10045
10046 * config/mips/mips.c (mips_override_options): Rename to...
10047 (mips_option_override): ...this. Make static.
10048 (TARGET_OPTION_OVERRIDE): Define.
10049 (mips_in_small_data_p): Update comment.
10050 * config/mips/mips.h (OVERRIDE_OPTIONS): Remove.
10051 (FIXED_REGISTERS): Update comment.
10052 * config/mips/mips-protos.h (mips_override_options): Remove.
10053
10054 2010-08-21 Olivier Hainque <hainque@adacore.com>
10055
10056 * config/rs6000/vxworks.h (TARGET_OS_CPP_BUILTINS): Define __PPC__.
10057
10058 2010-08-21 Olivier Hainque <hainque@adacore.com>
10059
10060 * config/rs6000/vxworks.h (PREFERRED_STACK_BOUNDARY,
10061 ABI_STACK_BOUNDARY): Ensure STACK_BOUNDARY is honored despite EABI.
10062
10063 2010-08-20 Jan Hubicka <jh@suse.cz>
10064
10065 * tree-pass.h (pass_ipa_cdtor_merge): New function.
10066 * cgraphunit.c (static_ctors, static_dtors): Move to ipa.c; make
10067 heap allocated.
10068 (record_cdtor_fn): Move to ipa.c; do not test for
10069 have_ctors_dtors.
10070 (build_cdtor): Move to ipa.c; add code avoiding construction
10071 when target have ctors/dtors and there is only one ctor/dtor at given
10072 priority.
10073 (compare_ctor, compare_dtor): Move to ipa.c; use DECL_UID to stabilize
10074 sort; reverse order of constructors.
10075 (cgraph_build_cdtor_fns): Move to ipa.c; rename to build_cdtor_fns.
10076 (cgraph_finalize_function): Do not call record_cdtor_fn.
10077 (cgraph_finalize_compilation_unit): Do not call cgraph_build_cdtor_fns.
10078 (cgraph_build_static_cdtor): Move to ipa.c.
10079 * ipa.c: Include target.h and tree-iterator.h.
10080 (cgraph_build_static_cdtor, static_ctors, static_dtors,
10081 record_cdtor_fn, build_cdtor, compare_ctor, compare_dtor,
10082 build_cdtor_fns, ipa_cdtor_merge, gate_ipa_cdtor_merge,
10083 pass_ipa_cdtor_merge): New.
10084 * passes.c (init_optimization_passes): Enqueue pass_ipa_cdtor_merge.
10085 * ipa-prop.c (update_indirect_edges_after_inlining): Avoid out of
10086 bounds access.
10087
10088 2010-08-20 Jan Hubicka <jh@suse.cz>
10089
10090 PR c++/45307
10091 PR c++/17736
10092 * cgraph.h (cgraph_only_called_directly_p,
10093 cgraph_can_remove_if_no_direct_calls_and_refs_p): Handle
10094 static cdtors.
10095 * cgraphunit.c (cgraph_decide_is_function_needed): Static cdtors
10096 are not needed.
10097 (cgraph_finalize_function): Static cdtors are reachable.
10098 (cgraph_mark_functions_to_output): Use cgraph_only_called_directly_p.
10099
10100 2010-08-20 Jan Hubicka <jh@suse.cz>
10101
10102 * lto-cgraph.c (lto_output_edge): Use gimple_has_body_p instead of
10103 flag_wpa.
10104 * lto-streamer-out.c (lto_output): Likewise.
10105 * passes.c (ipa_write_optimization_summaries): Initialize statement
10106 uids.
10107
10108 2010-08-20 Olivier Hainque <hainque@adacore.com>
10109
10110 * tree.h (alias_diag_flags): New enum.
10111 (alias_pair): Add an 'emitted_diags' field.
10112 * varasm.c (finish_aliases_1): Honor and update p->emitted_diags.
10113 (assemble_alias): Initialize emitted_diags of new pairs.
10114
10115 2010-08-20 Eric Botcazou <ebotcazou@adacore.com>
10116
10117 * config/rs6000/aix.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
10118 * config/rs6000/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10119 * config/rs6000/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10120 (STACK_CHECK_PROTECT): Define.
10121 * config/rs6000/rs6000.c (rs6000_emit_probe_stack_range): New function.
10122 (output_probe_stack_range): Likewise.
10123 (rs6000_emit_prologue): Invoke rs6000_emit_probe_stack_range if static
10124 builtin stack checking is enabled.
10125 * config/rs6000/rs6000-protos.h (output_probe_stack_range): Declare.
10126 * config/rs6000/rs6000.md (UNSPECV_PROBE_STACK_RANGE): New constant.
10127 (probe_stack_range): New insn.
10128
10129 2010-08-20 H.J. Lu <hongjiu.lu@intel.com>
10130
10131 PR target/45336
10132 * config/i386/emmintrin.h (_mm_extract_epi16): Cast to unsigned
10133 short first.
10134
10135 * config/i386/smmintrin.h (_mm_extract_epi8): Cast to unsigned
10136 char first.
10137
10138 2010-08-20 Jakub Jelinek <jakub@redhat.com>
10139
10140 PR target/45336
10141 * config/i386/sse.md (*sse4_1_pextrb): Add SWI48 mode iterator
10142 to cover zero extension into 64-bit register.
10143 (*sse2_pextrw): Likewise.
10144 (*sse4_1_pextrd_zext): New insn.
10145
10146 2010-08-20 Iain Sandoe <iains@gcc.gnu.org>
10147
10148 revert r163410, partially revert r163267.
10149 * config/rs6000/darwin.h (LIB_SPEC): Remove.
10150 * config/darwin.h (REAL_LIBGCC_SPEC): Link lgcc for all
10151 Darwin versions.
10152
10153 2010-08-20 Jakub Jelinek <jakub@redhat.com>
10154
10155 PR middle-end/44974
10156 * builtins.c (expand_builtin): Don't optimize away
10157 calls to DECL_LOOPING_CONST_OR_PURE_P builtins.
10158
10159 2010-08-20 Uros Bizjak <ubizjak@gmail.com>
10160
10161 * config/i386/i386.md (ashift %rsp splitter): Remove splitter.
10162 (pro_epilogue_adjust_stack_di_2): Use "l" constraint for
10163 alternative 1 of operand 2.
10164
10165 2010-08-20 Jakub Jelinek <jakub@redhat.com>
10166 Paolo Bonzini <bonzini@gnu.org>
10167
10168 * simplify-rtx.c (simplify_unary_operation_1): Optimize
10169 (sign_extend (zero_extend (...)) and
10170 ({sign,zero}_extend (lshiftrt (ashift X (const_int I)) (const_int I))).
10171
10172 2010-08-20 Jakub Jelinek <jakub@redhat.com>
10173
10174 PR rtl-optimization/45353
10175 * sel-sched-ir.c (sel_bb_head): Return NULL even if next_nonnote_insn
10176 after bb_note is a BARRIER.
10177
10178 2010-08-20 Iain Sandoe <iains@gcc.gnu.org>
10179
10180 * config/rs6000/darwin.h (LIB_SPEC): New. Provide saveFP/restFP by
10181 linking libgcc.a.
10182
10183 2010-08-20 Jakub Jelinek <jakub@redhat.com>
10184 Michael Matz <matz@suse.de>
10185
10186 * tree-ssa-address.c (tree_mem_ref_addr): Convert offset to sizetype.
10187
10188 2010-08-20 Nathan Froyd <froydnj@codesourcery.com>
10189
10190 * ggc-common.c (ggc_mark_root_tab): New function, split out from...
10191 (ggc_mark_roots): ...here.
10192
10193 2010-08-20 Nathan Froyd <froydnj@codesourcery.com>
10194
10195 * vec.h (FOR_EACH_VEC_ELT): Define.
10196 * c-decl.c: Use it.
10197 * cfgloop.c: Likewise.
10198 * cfgloopmanip.c: Likewise.
10199 * cgraph.c: Likewise.
10200 * cgraphunit.c: Likewise.
10201 * combine.c: Likewise.
10202 * config/bfin/bfin.c: Likewise.
10203 * config/mips/mips.c: Likewise.
10204 * config/rs6000/rs6000.c: Likewise.
10205 * dbxout.c: Likewise.
10206 * df-scan.c: Likewise.
10207 * dominance.c: Likewise.
10208 * dse.c: Likewise.
10209 * dwarf2out.c: Likewise.
10210 * except.c: Likewise.
10211 * expr.c: Likewise.
10212 * function.c: Likewise.
10213 * gcse.c: Likewise.
10214 * genattr.c: Likewise.
10215 * ggc-common.c: Likewise.
10216 * gimplify.c: Likewise.
10217 * graphite-blocking.c: Likewise.
10218 * graphite-clast-to-gimple.c: Likewise.
10219 * graphite-dependences.c: Likewise.
10220 * graphite-interchange.c: Likewise.
10221 * graphite-poly.c: Likewise.
10222 * graphite-scop-detection.c: Likewise.
10223 * graphite-sese-to-poly.c: Likewise.
10224 * graphite.c: Likewise.
10225 * haifa-sched.c: Likewise.
10226 * ifcvt.c: Likewise.
10227 * implicit-zee.c: Likewise.
10228 * ipa-prop.c: Likewise.
10229 * ipa-struct-reorg.c: Likewise.
10230 * ipa.c: Likewise.
10231 * ira-build.c: Likewise.
10232 * ira-color.c: Likewise.
10233 * ira-emit.c: Likewise.
10234 * lambda-code.c: Likewise.
10235 * loop-invariant.c: Likewise.
10236 * loop-unroll.c: Likewise.
10237 * lower-subreg.c: Likewise.
10238 * lto-cgraph.c: Likewise.
10239 * lto-opts.c: Likewise.
10240 * lto-streamer-in.c: Likewise.
10241 * lto-streamer-out.c: Likewise.
10242 * lto-streamer.c: Likewise.
10243 * lto-symtab.c: Likewise.
10244 * matrix-reorg.c: Likewise.
10245 * opts.c: Likewise.
10246 * predict.c: Likewise.
10247 * print-tree.c: Likewise.
10248 * sdbout.c: Likewise.
10249 * sel-sched-dump.c: Likewise.
10250 * sel-sched-ir.c: Likewise.
10251 * sel-sched.c: Likewise.
10252 * sese.c: Likewise.
10253 * stor-layout.c: Likewise.
10254 * tree-cfg.c: Likewise.
10255 * tree-cfgcleanup.c: Likewise.
10256 * tree-chrec.c: Likewise.
10257 * tree-data-ref.c: Likewise.
10258 * tree-emutls.c: Likewise.
10259 * tree-inline.c: Likewise.
10260 * tree-into-ssa.c: Likewise.
10261 * tree-loop-distribution.c: Likewise.
10262 * tree-loop-linear.c: Likewise.
10263 * tree-mudflap.c: Likewise.
10264 * tree-outof-ssa.c: Likewise.
10265 * tree-parloops.c: Likewise.
10266 * tree-predcom.c: Likewise.
10267 * tree-pretty-print.c: Likewise.
10268 * tree-scalar-evolution.c: Likewise.
10269 * tree-ssa-live.c: Likewise.
10270 * tree-ssa-loop-im.c: Likewise.
10271 * tree-ssa-loop-ivcanon.c: Likewise.
10272 * tree-ssa-loop-ivopts.c: Likewise.
10273 * tree-ssa-loop-manip.c: Likewise.
10274 * tree-ssa-loop-niter.c: Likewise.
10275 * tree-ssa-loop-prefetch.c: Likewise.
10276 * tree-ssa-phiprop.c: Likewise.
10277 * tree-ssa-pre.c: Likewise.
10278 * tree-ssa-reassoc.c: Likewise.
10279 * tree-ssa-sccvn.c: Likewise.
10280 * tree-ssa-structalias.c: Likewise.
10281 * tree-ssa.c: Likewise.
10282 * tree-vect-data-refs.c: Likewise.
10283 * tree-vect-loop-manip.c: Likewise.
10284 * tree-vect-loop.c: Likewise.
10285 * tree-vect-patterns.c: Likewise.
10286 * tree-vect-slp.c: Likewise.
10287 * tree-vect-stmts.c: Likewise.
10288 * tree-vrp.c: Likewise.
10289 * tree.c: Likewise.
10290 * value-prof.c: Likewise.
10291 * var-tracking.c: Likewise.
10292 * varasm.c: Likewise.
10293 * vmsdbgout.c: Likewise.
10294
10295 2010-08-19 Nathan Sidwell <nathan@codesourcery.com>
10296 Richard Guenther <richard.guenther@gmail.com>
10297
10298 * gimplify.c (gimplify_modify_expr): When assigning to volatiles,
10299 copy the src value and return a copy.
10300 * doc/extend.texi (Volatiles): Move from C++ to C and expand.
10301 (C++ Volatiles): Adjust to describe C++ semantics only.
10302
10303 2010-08-20 Joseph Myers <joseph@codesourcery.com>
10304
10305 * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to
10306 be zero or nonzero.
10307 * doc/tm.texi: Regenerate.
10308 * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define.
10309 * df-scan.c (df_get_exit_block_use_set), reginfo.c
10310 (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p):
10311 Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics.
10312 * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define
10313 to 1.
10314
10315 2010-08-20 Olivier Hainque <hainque@adacore.com>
10316
10317 * config/sparc/sparc.c (sparc_asm_function_epilogue): Don't output
10318 an extra nop past a sibling call at the very end.
10319
10320 2010-08-19 Bernd Schmidt <bernds@codesourcery.com>
10321
10322 PR bootstrap/45350
10323 * combine.c (try_combine): Initialize i1_is_used and i2_is_used. Fix
10324 a comment.
10325
10326 2010-08-19 Nathan Froyd <froydnj@codesourcery.com>
10327
10328 * target.def (function_arg, function_incoming_arg): Remove const
10329 qualifier on CUMULATIVE_ARGS parameter.
10330 * targhooks.h (default_function_arg, default_function_incoming_arg):
10331 Likewise.
10332 * targhooks.c (default_function_arg, default_function_incoming_arg):
10333 Likewise.
10334 * config/i386/i386.c (ix86_function_arg): Likewise.
10335
10336 2010-08-19 Jakub Jelinek <jakub@redhat.com>
10337
10338 PR target/45336
10339 * simplify-rtx.c (simplify_unary_operation_1): Optimize nested
10340 SIGN_EXTENDs or ZERO_EXTENDs.
10341
10342 2010-08-19 Bernd Schmidt <bernds@codesourcery.com>
10343
10344 PR target/42172
10345 * combine.c (combine_validate_cost): New arg I0. All callers changed.
10346 Take its cost into account if nonnull.
10347 (insn_a_feeds_b): New static function.
10348 (combine_instructions): Look for four-insn combinations.
10349 (can_combine_p): New args PRED2, SUCC2. All callers changed. Take
10350 them into account when computing all_adjacent and looking for other
10351 uses.
10352 (combinable_i3pat): New args I0DEST, I0_NOT_IN_SRC. All callers
10353 changed. Treat them like I1DEST and I1_NOT_IN_SRC.
10354 (try_combine): New arg I0. Handle four-insn combinations.
10355 (distribute_notes): New arg ELIM_I0. All callers changed. Treat it
10356 like ELIM_I1.
10357
10358 2010-08-19 Jason Merrill <jason@redhat.com>
10359
10360 PR c++/45307
10361 * gimplify.c (gimplify_init_constructor): Just return GS_UNHANDLED
10362 if ctor is empty.
10363 (gimplify_modify_expr_rhs): Adjust.
10364
10365 2010-08-19 Nathan Froyd <froydnj@codesourcery.com>
10366
10367 * cfgloop.c (get_loop_body_in_bfs_order): Avoid redundant call to
10368 bitmap_bit_p.
10369 * config/bfin/bifn.c (bfin_discover_loop): Likewise.
10370 * dominance.c (iterate_fix_dominators): Likewise.
10371 * dse.c (set_usage_bits): Likewise.
10372 (set_position_unneeded, record_store): Likewise.
10373 * gimple-fold.c (get_maxval_strlen): Likewise.
10374 * haifa-sched.c (fix_inter_tick, fix_recovery_deps): Likewise.
10375 * ipa-inline.c (update_caller_keys): Likewise.
10376 * ipa-split.c (verify_non_ssa_vars): Likewise.
10377 * ipa-type-escape.c (mark_type, close_type_seen): Likewise.
10378 (close_type_exposed_parameter, close_type_full_escape): Likewise.
10379 (close_addressof_down): Likewise.
10380 * ira-color.c (assign_hard_reg, push_allocno_to_stack): Likewise.
10381 (setup_allocno_left_conflicts_size): Likewise.
10382 (ira_reassign_conflict_allocnos): Likewise.
10383 (ira_reassign_pseudos): Likewise.
10384 * ira-emit.c (change_loop): Likewise.
10385 * loop-invariant.c (mark_regno_live, mark_regno_death): Likewise.
10386 * lto-streamer-out.c (write_symbol): Likewise.
10387 * predict.c (expr_expected_value_1): Likewise.
10388 * regstat.c (regstat_bb_compute_ri): Likewise.
10389 * sel-sched.c (create_block_for_bookkeeping): Likewise.
10390 (track_scheduled_insns_and_blocks, sel_sched_region_1): Likewise.
10391 * stmt.c (expand_case): Likewise.
10392 * tree-eh.c (emit_eh_dispatch): Likewise.
10393 * tree-into-ssa.c (prune_unused_phi_nodes): Likewise.
10394 * tree-loop-distribution.c (make_nodes_having_upstream_mem_writes):
10395 Likewise.
10396 (rdg_flag_vertex, rdg_flag_loop_exits): Likewise.
10397 (rdg_build_components): Likewise.
10398 * tree-object-size.c (collect_object_sizes_for): Likewise.
10399 * tree-sra.c (convert_callers): Likewise.
10400 * tree-ssa-coalesce.c (live_track_add_partition): Likewise.
10401 * tree-ssa-live.c (mark_all_vars_used_1): Likewise.
10402 * tree-ssa-pre.c (bitmap_set_replace_value): Likewise.
10403
10404 2010-08-19 Uros Bizjak <ubizjak@gmail.com>
10405
10406 * config/i386/i386.md (*lea_1): Use P mode iterator.
10407 (lea add splitter): Also handle DImode operands.
10408 (DImode lea add splitter): Use x86_64_immediate_operand for operand 2
10409 predicate. Do not use ix86_lea_for_add_ok.
10410 (zext DImode lea add splitter): Use ix86_lea_for_add_ok.
10411 (lea ashift splitter): Also handle DImode operands.
10412 (DImode lea ashift splitter): Remove splitter.
10413
10414 2010-08-19 Uros Bizjak <ubizjak@gmail.com>
10415
10416 * config/i386/i386.md (*add<SWI:mode>3_cconly_overflow): Do not use
10417 ix86_binary_operator_ok.
10418
10419 2010-08-19 Andrey Belevantsev <abel@ispras.ru>
10420
10421 PR rtl-optimization/44691
10422 * sel-sched.c (count_occurrences_1): Also punt when SUBREG_REG
10423 is not a register.
10424
10425 2010-08-19 Ian Bolton <ian.bolton@arm.com>
10426
10427 PR target/45070
10428 * config/arm/arm.c (arm_output_epilogue): Ensure that return
10429 value of size 1-3 is handled correctly.
10430
10431 2010-08-19 Ian Bolton <ian.bolton@arm.com>
10432
10433 * tree-switch-conversion.c (gen_inbound_check): Ensure that the
10434 type for the conditional has wide enough range.
10435
10436 2010-08-18 Uros Bizjak <ubizjak@gmail.com>
10437
10438 PR target/45327
10439 * config/i386/i386.md (<any_or:code><SWI:mode>_3): Do not use
10440 ix86_binary_operator_ok.
10441
10442 2010-08-18 Uros Bizjak <ubizjak@gmail.com>
10443
10444 * config/i386/i386.md (*add<mode>_1) <TYPE_LEA>: Split insn to lea.
10445 <default>: Swap operands 1 and 2 for alternative 2 to use existing
10446 code to output insn mnemonic. Fix comment.
10447 (*addsi_1_zext): Add r-r-0 alternative 1.
10448 <TYPE_LEA>: Split insn to lea.
10449 <default>: Handle alternative 1.
10450 (*addhi_1_lea): Add r-r-0 alternative 2. Use cond RTX instead of
10451 multi-level if_then_else RTX to set "type" attribute.
10452 <default>: Handle alternative 2.
10453 (*addqi_1_lea): Add q-q-0 alternative 2 and r-r-0 alternative 4.
10454 Use cond RTX instead of multi-level if_then_else RTX to set
10455 "type" attribute.
10456 <default>: Handle alternatives 2 and 4.
10457 (lea splitters): Update calls to ix86_lea_for_add_ok.
10458
10459 * config/i386/i386.c (ix86_lea_for_add_ok): Remove unused "code"
10460 argument.
10461 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Update prototype.
10462
10463 2010-08-18 Richard Guenther <rguenther@suse.de>
10464
10465 * tree-ssa-uninit.c (find_uninit_use): Disregard debug stmts,
10466 use operand helpers.
10467
10468 2010-08-18 Paolo Bonzini <bonzini@gnu.org>
10469
10470 PR middle-end/45292
10471 * optabs.c (expand_bool_compare_and_swap): Expand pending
10472 pops before trying the optab.
10473
10474 2010-08-18 Yao Qi <yao@codesourcery.com>
10475
10476 PR target/45094
10477 * config/arm/arm.c (output_move_double): Fix typo generating
10478 instructions ('ldr'->'str').
10479
10480 2010-08-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10481
10482 PR rtl-optimization/42575
10483 * optabs.c (expand_doubleword_mult): Generate new pseudos to shorten
10484 live ranges.
10485
10486 2010-08-18 Marcus Shawcroft <marcus.shawcroft@arm.com>
10487
10488 * config/arm/arm-protos.h (arm_expand_sync): New.
10489 (arm_output_memory_barrier, arm_output_sync_insn): New.
10490 (arm_sync_loop_insns): New.
10491 * config/arm/arm.c (FL_ARCH7): New.
10492 (FL_FOR_ARCH7): Include FL_ARCH7.
10493 (arm_arch7): New.
10494 (arm_print_operand): Support %C markup.
10495 (arm_legitimize_sync_memory): New.
10496 (arm_emit, arm_insn_count, arm_count, arm_output_asm_insn): New.
10497 (arm_process_output_memory_barrier, arm_output_memory_barrier): New.
10498 (arm_ldrex_suffix, arm_output_ldrex, arm_output_strex): New.
10499 (arm_output_op2, arm_output_op3, arm_output_sync_loop): New.
10500 (arm_get_sync_operand, FETCH_SYNC_OPERAND): New.
10501 (arm_process_output_sync_insn, arm_output_sync_insn): New.
10502 (arm_sync_loop_insns,arm_call_generator, arm_expand_sync): New.
10503 * config/arm/arm.h (struct arm_sync_generator): New.
10504 (TARGET_HAVE_DMB, TARGET_HAVE_DMB_MCR): New.
10505 (TARGET_HAVE_MEMORY_BARRIER): New.
10506 (TARGET_HAVE_LDREX, TARGET_HAVE_LDREXBHD): New.
10507 * config/arm/arm.md: Include sync.md.
10508 (UNSPEC_MEMORY_BARRIER): New.
10509 (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK): New.
10510 (VUNSPEC_SYNC_OP):New.
10511 (VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): New.
10512 (sync_result, sync_memory, sync_required_value): New attributes.
10513 (sync_new_value, sync_t1, sync_t2): Likewise.
10514 (sync_release_barrier, sync_op): Likewise.
10515 (length): Add logic to length attribute defintion to call
10516 arm_sync_loop_insns when appropriate.
10517 * config/arm/sync.md: New file.
10518
10519 2010-08-17 Jakub Jelinek <jakub@redhat.com>
10520
10521 * tree.h (host_integerp): Add ATTRIBUTE_PURE when not
10522 ENABLE_TREE_CHECKING.
10523 (tree_low_cst): Add inline version for !ENABLE_TREE_CHECKING
10524 and GCC >= 4.3.
10525
10526 2010-08-17 H.J. Lu <hongjiu.lu@intel.com>
10527
10528 * config/i386/i386.c (ix86_lea_for_add_ok): For !TARGET_OPT_AGU
10529 or optimizing for size, always avoid lea if possible.
10530
10531 * config/i386/i386.md (*add<mode>_1): Always avoid lea if possible.
10532
10533 2010-08-17 Iain Sandoe <iains@gcc.gnu.org>
10534
10535 * unwind-dw2-fde-darwin.c (_darwin10_Unwind_FindEnclosingFunction):
10536 Dunmmy function with NULL return unless the target is
10537 OSX >= 10.6 (Darwin10).
10538
10539 2010-08-17 Jack Howarth <howarth@bromo.med.uc.edu>
10540
10541 * gcc.c (spec_function): Add remove-outfile.
10542 (remove_outfile_spec_function): New function.
10543 * config/darwin.h (LINK_SPEC): Add removal of -ldl, -lm and -lpthread.
10544 * invoke.texi (replace-outfile): Document.
10545
10546 2010-08-17 Uros Bizjak <ubizjak@gmail.com>
10547
10548 PR target/45296
10549 * reginfo.c (globalize_reg): Reject stack registers.
10550
10551 2010-08-17 Richard Guenther <rguenther@suse.de>
10552
10553 * tree-ssa-dom.c (struct edge_info): Use a VEC for the
10554 list of conditional equivalences.
10555 (free_all_edge_infos): Adjust.
10556 (record_equivalences_from_incoming_edge): Likewise.
10557 (record_cond): Likewise.
10558 (build_and_record_new_cond): Likewise.
10559 (record_conditions): Likewise.
10560 (dom_opt_leave_block): Likewise.
10561
10562 2010-08-17 Kai Tietz <kai.tietz@onevision.com>
10563
10564 * doc/invoke.texi (ms-extension): Add documentation.
10565
10566 2010-08-17 Richard Guenther <rguenther@suse.de>
10567
10568 * fold-const.c (fold_comparison): Strip nops inside POINTER_PLUS_EXPR.
10569
10570 2010-08-17 Shujing Zhao <pearly.zhao@oracle.com>
10571
10572 PR c/40563
10573 * c-decl.c (diagnose_uninitialized_cst_member): New function.
10574 (finish_decl): Use it to issue a -Wc++-compat warning about
10575 uninitialized const field in struct or union.
10576
10577 (finish_struct): Use strip_array_types.
10578
10579 2010-08-17 Jakub Jelinek <jakub@redhat.com>
10580
10581 * function.c (block_fragments_nreverse, blocks_nreverse_all): New
10582 functions.
10583 (reorder_blocks): Use blocks_nreverse_all instead of blocks_nreverse.
10584 (reorder_blocks_1): Assert BLOCK_FRAGMENT_ORIGIN is NULL. Don't
10585 call block_nreverse here.
10586 (blocks_nreverse): Rename decl temporary to block.
10587
10588 2010-08-16 Bernd Schmidt <bernds@codesourcery.com>
10589
10590 * config/arm/thumb2.md (thumb2_notsi_shiftsi,
10591 thumbsi_notsi_shiftsi_compare0, thumb2_not_shiftsi_compare0_scratch,
10592 thumb2_cmpsi_shiftsi, thumb2_cmpsi_shiftsi_swp, thumb2_arith_shiftsi,
10593 thumb2_arith_shiftsi splitter, thumb2_arith_shiftsi_compare0,
10594 thumb2_arith_shiftsi_compare0_scratch, thumb2_sub_shiftsi,
10595 thumb2_sub_shiftsi_compare0, thumb2_sub_shiftsi_compare0_scratch,
10596 thumb2_iorsi3): Delete.
10597 (orsi_notsi_si): No longer a named pattern.
10598 (orsi_not_shiftsi_si): Renamed from thumb_orsi_not_shiftsi_si.
10599 * config/arm/predicates.md (shift_amount_operand): New.
10600 (mult_operator): New.
10601 * config/arm/arm.md (attr arch, attr arch_enabled, attr insn_enabled,
10602 attr enabled): New.
10603 (iorsi3_insn): Renamed from arm_iorsi3. Handle a new alternative if
10604 arch matches t2.
10605 (not_shiftsi): Renamed from arm_notsi_shiftsi. Handle Thumb2 variant.
10606 (not_shiftsi_compare0): Likewise, renamed from
10607 arm_notsi_shiftsi_compare0.
10608 (not_shiftsi_compare0_scratch): Likweise, renamed from
10609 arm_notsi_shiftsi_compare0_scratch.
10610 (cmpsi_shiftsi): Likewise, renamed from arm_cmpsi_shiftsi.
10611 (cmpsi_shiftsi_swp): Likewise, renamed from arm_cmpsi_shiftsi_swp.
10612 (arith_shiftsi): Handle Thumb2 variant. Set insn_enabled attribute
10613 so that the register alternative is disabled when the shift_operator
10614 is MULT. Use "M" as the constraint for constants.
10615 (arith_shiftsi splitter): Enable for TARGET_32BIT.
10616 (arith_shiftsi_compare0): Handle Thumb2 variant. Use "M" as the
10617 constraint for constants.
10618 (arith_shiftsi_compare0_scratch): Likewise.
10619 (sub_shiftsi, sub_shiftsi_compare0, sub_shiftsi_compare0_scratch):
10620 Handle Thumb2 alternative.
10621
10622 2010-08-16 Joseph Myers <joseph@codesourcery.com>
10623
10624 * doc/options.texi (NoDriverArg): Document.
10625 * gcc.c (cpp_unique_options): Generate -MD and -MMD instead of
10626 -MDX and -MMDX.
10627 * opt-functions.awk (switch_flags): Handle NoDriverArg.
10628 * opts-common.c (decode_cmdline_option): Ignore CL_SEPARATE
10629 marking for CL_NO_DRIVER_ARG options when in the driver.
10630 * opts.h (CL_NO_DRIVER_ARG): Define.
10631 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
10632 CL_COMMON): Update values.
10633
10634 2010-08-16 Joseph Myers <joseph@codesourcery.com>
10635
10636 * common.opt: Add driver options.
10637 (auxbase, auxbase-strip, quiet, version): Mark RejectDriver.
10638 * doc/options.texi (Driver, RejectDriver): Document.
10639 * gcc.c (pass_exit_codes, print_search_dirs, print_file_name,
10640 print_prog_name, print_multi_directory, print_sysroot,
10641 print_multi_os_directory, print_multi_lib,
10642 print_sysroot_headers_suffix, report_times, combine_flag,
10643 use_pipes, wrapper_string): Remove.
10644 (save_switch, driver_unknown_option_callback,
10645 driver_wrong_lang_callback, driver_post_handling_callback,
10646 driver_handle_option): New.
10647 (spec_lang, last_language_n_infiles): Make file-scope static
10648 instead of local to process_command.
10649 (process_command): Use decode_cmdline_options_to_array and
10650 read_cmdline_option for option processing. Compute have_c in
10651 prescan of decoded options.
10652 * opt-functions.awk (switch_flags): Handle Driver and
10653 RejectDriver.
10654 (var_type, var_type_struct): Handle Separate options as generating
10655 const char * variables.
10656 * opts-common.c (decode_cmdline_option): Expect CL_COMMON and
10657 CL_TARGET to be passed by caller if required.
10658 (decode_cmdline_options_to_array): Update comment.
10659 * opts.c (complain_wrong_lang): Handle options only valid for the
10660 driver.
10661 (decode_options): Update call to decode_cmdline_options_to_array.
10662 (print_filtered_help): Ignore driver-only options.
10663 (print_specific_help): Ignore CL_DRIVER.
10664 (common_handle_option): Don't call print_specific_help for CL_DRIVER.
10665 * opts.h (CL_DRIVER, CL_REJECT_DRIVER): Define.
10666 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET, CL_COMMON):
10667 Update values.
10668
10669 2010-08-16 Richard Guenther <rguenther@suse.de>
10670
10671 * tree-cfg.c (verify_types_in_gimple_reference): Verify
10672 TARGET_MEM_REF a bit.
10673 * tree-ssa-address.c (addr_for_mem_ref): Adjust.
10674 (create_mem_ref_raw): Always create TMR_OFFSET, store the
10675 alias pointer type via it.
10676 (copy_mem_ref_info): Adjust.
10677 (maybe_fold_tmr): Likewise.
10678 * tree.c (mem_ref_offset): Also handle TARGET_MEM_REF.
10679 (reference_alias_ptr_type): Likewise.
10680 * tree.def (TARGET_MEM_REF): Remove TMR_ORIGINAL operand,
10681 adjust documentation of TMR_OFFSET operand.
10682 * alias.c (get_alias_set): Do not look at TMR_ORIGINAL but
10683 use the alias pointer type.
10684 * expr.c (expand_expr_real_1): Do not use TMR_ORIGINAL to
10685 initialize mem attrs but the TMR itself.
10686 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REF
10687 similar to MEM_REF.
10688 * tree-pretty-print.c (dump_generic_node): Do not dump TMR_ORIGINAL.
10689 * tree-ssa-loop-ivopts.c (idx_remove_ssa_names): Remove.
10690 (unshare_and_remove_ssa_names): Likewise.
10691 (copy_ref_info): Adjust.
10692 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Simplify
10693 TARGET_MEM_REF case.
10694 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Do not look
10695 at TMR_ORIGINAL.
10696 * tree.h (TMR_ORIGINAL): Remove.
10697 * gimple.c (get_base_address): For TARGET_MEM_REF with a
10698 symbol return that.
10699 * tree-dfa.c (get_ref_base_and_extent): Handle TARGET_MEM_REF
10700 with a symbol.
10701 (get_addr_base_and_unit_offset): Likewise.
10702 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Handle
10703 TARGET_MEM_REFs.
10704 (indirect_ref_may_alias_decl_p): Likewise.
10705 (refs_may_alias_p_1): Do not bail out for TARGET_MEM_REFs.
10706
10707 2010-08-15 Uros Bizjak <ubizjak@gmail.com>
10708
10709 * doc/invoke.texi (-fomit-frame-pointer): Document that starting
10710 with GCC version 4.6, the default setting (when not optimizing
10711 for size) for 32-bit Linux x86 and 32-bit Darwin x86 targets has
10712 been changed to -fomit-frame-pointer.
10713
10714 2010-08-15 Iain Sandoe <iains@gcc.gnu.org>
10715
10716 * config/darwin.h (REAL_LIBGCC_SPEC): Remove libgcc_s.10.5 stub for
10717 Darwin10. Do not link libgcc.a for Darwin >= 9.
10718
10719 2010-08-15 Gerald Pfeifer <gerald@pfeifer.com>
10720
10721 * doc/invoke.texi (Warning Options): Fix terminology and markup
10722 in the description of how unknown warning options are handled.
10723
10724 2010-08-15 Ira Rosen <irar@il.ibm.com>
10725
10726 * tree-vect-data-refs.c (vect_setup_realignment): Support realignment
10727 in basic blocks.
10728 (vect_supportable_dr_alignment): Check alignment for basic blocks.
10729 * tree-vect-slp.c (vect_build_slp_tree): Allow different codes for
10730 data references.
10731 (vect_bb_vectorization_profitable_p): New function.
10732 (vect_slp_analyze_bb): Call vect_bb_vectorization_profitable_p() to
10733 check if it's worthwhile to vectorize the basic block.
10734
10735 2010-08-14 Anatoly Sokolov <aesok@post.ru>
10736
10737 * reload.h (register_move_cost, memory_move_secondary_cost,
10738 secondary_reload_class): Adjust prototype.
10739 * rtl.h (reg_class_subset_p): Adjust prototype.
10740 * reload.c (secondary_reload_class): Change arguments type from
10741 enum reg_class to reg_class_t. Change result type to reg_class_t.
10742 * reginfo.c (register_move_cost, reg_class_subset_p): Change
10743 arguments type from enum reg_class to reg_class_t.
10744 (memory_move_secondary_cost): Change arguments type from
10745 enum reg_class to reg_class_t. Change type of saved_flags to
10746 reg_class_t.
10747
10748 * config/mips/mips.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10749 Remove macros.
10750 (mips_cost): Remove.
10751 (struct mips_rtx_cost_data): Moved to mips.c.
10752 * config/mips/mips-protos.h (mips_register_move_cost): Remove.
10753 * config/mips/mips.c (struct mips_rtx_cost_data): Moved from mips.h.
10754 (mips_cost): Make static.
10755 (mips_canonicalize_move_class): Change argument type to reg_class_t.
10756 Change result type to reg_class_t.
10757 (mips_move_to_gpr_cost, mips_move_from_gpr_cost): Change arguments
10758 type from enum reg_class to reg_class_t.
10759 (mips_register_move_cost): Make static. Change arguments
10760 type from enum reg_class to reg_class_t.
10761 (mips_memory_move_cost): New function.
10762 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
10763
10764 2010-08-14 Richard Sandiford <rdsandiford@googlemail.com>
10765
10766 PR rtl-optimization/43358
10767 * ira-lives.c (process_single_reg_class_operands): Adjust the costs
10768 of a single hard register, using simplify_subreg_regno to decide
10769 what that register should be.
10770
10771 2010-08-14 Mingjie Xing <mingjie.xing@gmail.com>
10772
10773 * config/mips/mips.c (CODE_FOR_loongson_pmullh): Define.
10774 * config/mips/loongson.md (UNSPEC_LOONGSON_PMULL): Delete.
10775 (loongson_pmull<V_suffix>): Rename to...
10776 (mul<mode>3): ...this and use MULT instead of an UNSPEC.
10777
10778 2010-08-13 Jack Howarth <howarth@bromo.med.uc.edu>
10779
10780 * configure.ac: Enable -fomit-frame-pointer on darwin
10781 which support dwarf2.
10782 * config/i386/i386.c (override_options): Same.
10783
10784 2010-08-13 Jie Zhang <jie@codesourcery.com>
10785
10786 * config/arm/arm.md (cstoredf4): Only valid when !TARGET_VFP_SINGLE.
10787
10788 2010-08-12 Joseph Myers <joseph@codesourcery.com>
10789
10790 * gcc.c (cpp_unique_options): Generate -MDX and -MMDX from -MD and
10791 -MMD.
10792
10793 2010-08-12 Changpeng Fang <changpeng.fang@amd.com>
10794
10795 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Give
10796 up dot_prod pattern searching if a stmt is outside the loop.
10797
10798 2010-08-12 H.J. Lu <hongjiu.lu@intel.com>
10799 Uros Bizjak <ubizjak@gmail.com>
10800
10801 * config.gcc: Handle --enable-frame-pointer.
10802
10803 * configure.ac: Add --enable-frame-pointer.
10804 * configure: Regenerated.
10805
10806 * config/i386/i386.c (USE_IX86_FRAME_POINTER): Default to 0.
10807 (override_options): If not configured with --enable-frame-pointer,
10808 enable -fomit-frame-pointer (but not for TARGET_MACHO or when
10809 optimizing for size), -fasynchronous-unwind-tables and
10810 -maccumulate-outgoing-args by default.
10811
10812 2010-08-12 Jakub Jelinek <jakub@redhat.com>
10813
10814 * builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare warning.
10815
10816 PR middle-end/45262
10817 * fold-const.c (make_range) <case NEGATE_EXPR>: Punt if
10818 -a overflows. Normalize the range.
10819
10820 2010-08-12 Richard Guenther <rguenther@suse.de>
10821
10822 PR tree-optimization/45232
10823 * tree-ssa-reassoc.c (can_reassociate_p): Disable re-association
10824 for types with undefined overflow.
10825 (reassociate_bb): Allow re-associating of bit and min/max
10826 operations for types with undefined overflow.
10827 * tree-ssa-forwprop.c (associate_plusminus): New function.
10828 (tree_ssa_forward_propagate_single_use_vars): Call it.
10829
10830 2010-08-12 Richard Guenther <rguenther@suse.de>
10831
10832 * tree-flow.h (struct ptr_info_def): Add align and misalign fields.
10833 * tree-ssa-alias.c (get_ptr_info): Move ...
10834 * tree-ssanames.c (get_ptr_info): ... here. Initialize
10835 align and misalign fields conservatively.
10836 * tree-ssa-ccp.c (ccp_finalize): From partially constant pointers
10837 derive alignment information.
10838 (evaluate_stmt): Derive alignment information from memory
10839 allocation functions.
10840 * tree.h (get_pointer_alignment): Make unsigned.
10841 * builtins.c (get_object_alignment): Use alignment information we
10842 have computed for pointers.
10843 (get_pointer_alignment): Likewise. Make conservative, return
10844 and unsigned value.
10845 (expand_builtin_strlen): Adjust.
10846 (expand_builtin_memcmp): Likewise.
10847 (expand_builtin_strcmp): Likewise.
10848 (expand_builtin_strncmp): Likewise.
10849 (get_builtin_sync_mem): Use at least mode alignment.
10850 (fold_builtin_memset): Adjust.
10851 (fold_builtin_memory_op): Likewise.
10852 * gimple-pretty-print.c (dump_gimple_phi): Alongside alias
10853 information also dump pointer alignment knowledge.
10854 (dump_gimple_stmt): Likewise.
10855
10856 2010-08-12 Uros Bizjak <ubizjak@gmail.com>
10857
10858 * config/i386/i386.c (LONG_TYPE_SIZE): Remove.
10859 (EMPTY_FIELD_BOUNDARY): Remove.
10860 * config/i386/i386-interix.h (PCC_BITFIELD_TYPE_MATTERS): Remove.
10861
10862 2010-08-12 Jakub Jelinek <jakub@redhat.com>
10863
10864 PR debug/45259
10865 * caller-save.c (save_call_clobbered_regs): Only swap notes with
10866 DEBUG_INSNs if n_regs_saved.
10867
10868 2010-08-12 Wei Guozhi <carrot@google.com>
10869
10870 PR target/44999
10871 * config/arm/arm.md (andsi3): Change to zero extension if possible.
10872 * config/arm/thumb2.md (thumb2_zero_extendqisi2_v6): Change the name.
10873
10874 2010-08-11 Vladimir Makarov <vmakarov@redhat.com>
10875
10876 * ira-int.h (ira_remove_allocno_copy_from_list): Remove.
10877
10878 * ira-build.c (ira_remove_allocno_copy_from_list): Remove.
10879
10880 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
10881
10882 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
10883 the case removed in the previous patch, when the only phi argument
10884 is defined in the same loop as the phi node itself. Handle it
10885 separately from the invariant case by both propagating it outside
10886 the region and replacing the phi node with an assign.
10887
10888 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
10889
10890 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
10891 constant phi nodes with one argument are is_gimple_min_invariant
10892 and SSA_NAME_IS_DEFAULT_DEF.
10893
10894 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10895
10896 * graphite-cloog-util.c (oppose_constraint):
10897 Extend loop counter's value range (CLOOG_ORG).
10898 (cloog_matrix_to_ppl_constraint): Same.
10899 (new_Constraint_System_from_Cloog_matrix): Same.
10900 * graphite-cloog-compat.h (matrix_num_type): New.
10901
10902 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10903
10904 * graphite.c (graphite_initialize): Do not initialize
10905 CLooG and initialize the Parma Polyhedra Library
10906 manually when using CLOOG_ORG.
10907 (graphite_finalize): Do not finalize CLooG and finalize
10908 the Parma Polyhedra Library manually when using CLOOG_ORG.
10909 * graphite-cloog-compat.h (cloog_initialize): Hide function
10910 when using CLOOG_ORG.
10911 (cloog_finalize): Same.
10912
10913 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10914
10915 * graphite-clast-to-gimple.c (free_scattering): Change
10916 CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
10917 (CLOOG_ORG).
10918 (build_cloog_prog): Same.
10919 * graphite-cloog-compat.h (cloog_domain): Removed.
10920 (cloog_scattering): New.
10921 (cloog_set_domain): Removed.
10922 (cloog_set_scattering): New.
10923 (cloog_next_domain): Removed.
10924 (cloog_next_scattering): New.
10925 (cloog_set_next_domain): Removed.
10926 (cloog_set_next_scattering): New.
10927 (CloogScatteringList): New.
10928 (CloogScattering): New.
10929 (cloog_scattering_free): New.
10930 (new_Cloog_Scattering_from_ppl_Polyhedron): New.
10931 * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
10932 New.
10933
10934 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10935
10936 * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
10937 CloogState.
10938 (set_cloog_options): Same.
10939 (print_clast_stmt): Same.
10940 (scop_to_clast): Same.
10941 (print_generated_program): Same.
10942 (gloog): Same.
10943 * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
10944 (scop_to_clast): Extend with CloogState.
10945 * graphite-cloog-util.c: Include graphite-cloog-compat.h
10946 (new_Cloog_Domain_from_ppl_Polyhedron):
10947 Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
10948 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
10949 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
10950 * graphite-cloog-util.h (build_cloog_prog): Same.
10951 * graphite-cloog-copat.h (build_cloog_prog): New.
10952 (CloogState): New.
10953 (cloog_state_malloc): New.
10954 (cloog_state_free): New.
10955 (cloog_loop_malloc): New.
10956 (cloog_options_malloc): New.
10957 (cloog_statement_alloc): New.
10958 (cloog_domain_from_cloog_matrix): New.
10959 (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
10960 (new_Cloog_Domain_from_ppl_Polyhedron): New.
10961
10962 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10963
10964 * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
10965 type of NAME now depends on used CLooG version.
10966 (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
10967 (gcc_type_for_clast_expr): Same.
10968 (print_clast_stmt): Replace pprint with clast_pprint.
10969 * graphite-cloog-compat.h: Provide compatibility macros for
10970 CLooG Legacy.
10971 (clast_name_p): New.
10972 (clast_expr_term): New.
10973 (clast_expr_red): New.
10974 (clast_expr_bin): New.
10975 (clast_pprint): New.
10976
10977 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10978
10979 * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
10980 compatible to newer CLooG releases (CLOOG_ORG).
10981 (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
10982 (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
10983 * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
10984 (build_cloog_prog) : New.
10985 (cloog_program_extract_scalars): New.
10986 (cloog_program_scatter): New.
10987
10988 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
10989
10990 * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
10991 conditionally (CLOOG_ORG).
10992 * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h.
10993 (cloog_statement_usr): New.
10994 (cloog_domain): Same.
10995 (cloog_set_domain): Same.
10996 (cloog_next_domain): Same.
10997 (cloog_set_next_domain): Same.
10998 (cloog_program_nb_scattdims): Same.
10999 (cloog_program_set_nb_scattdims): Same.
11000 (cloog_program_names): Same.
11001 (cloog_program_set_names): Same.
11002 (cloog_program_set_context): Same.
11003 (cloog_program_set_loop): Same.
11004 (cloog_program_blocklist): Same.
11005 (cloog_program_set_blocklist): Same.
11006 (cloog_program_scaldims): Same.
11007 (cloog_program_set_scaldims): Same.
11008 (cloog_names_nb_parameters): Same.
11009 (cloog_names_set_nb_parameters): Same.
11010 (cloog_names_parameters): Same.
11011 (cloog_names_set_parameters): Same.
11012 (cloog_names_set_nb_iterators): Same.
11013 (cloog_names_set_iterators): Same.
11014 (cloog_names_set_nb_scattering): Same.
11015 (cloog_names_set_scattering): Same.
11016 (cloog_statement_set_usr): Same.
11017 (cloog_loop_set_next): Same.
11018 (cloog_loop_set_domain): Same.
11019 (cloog_loop_set_block): Same.
11020 (cloog_block_list_next): Same.
11021 (cloog_block_list_set_next):
11022 (cloog_block_list_set_block): Same.
11023
11024 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11025
11026 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
11027 a bool.
11028 (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
11029 (rewrite_commutative_reductions_out_of_ssa_loop): Same.
11030 (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
11031 when something has been changed.
11032 (rewrite_commutative_reductions_out_of_ssa): Same.
11033
11034 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11035
11036 * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
11037 handle the case when def is in the sese region.
11038 (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
11039 for invariant expressions.
11040 (rewrite_cross_bb_phi_deps): Removed.
11041 (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
11042 (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
11043 rewrite_cross_bb_phi_deps.
11044
11045 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11046
11047 * graphite-sese-to-poly.c
11048 (rewrite_commutative_reductions_out_of_ssa_loop): Call
11049 scev_analyzable_p only on is_gimple_reg
11050
11051 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11052
11053 * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
11054 (rewrite_close_phi_out_of_ssa): Propagate constant values or
11055 parametric expressions outside the scop region.
11056 (rewrite_cross_bb_scalar_deps): Same.
11057 * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
11058
11059 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11060
11061 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
11062 SSA_NAME_DEF_STMT only on SSA_NAMEs.
11063
11064 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11065
11066 * tree-scalar-evolution.c (instantiate_scev_name): Do not
11067 instantiate default definitions.
11068
11069 2010-08-11 Vladimir Kargov <kargov@gmail.com>
11070 Sebastian Pop <sebastian.pop@amd.com>
11071
11072 * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
11073 (loop_exits_from_bb_p): New.
11074 * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
11075 (loop_exits_from_bb_p): Declared.
11076 * graphite-scop-detection.c (scopdet_basic_block_info): Call
11077 loop_exits_to_bb_p.
11078
11079 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11080
11081 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
11082 extra parameter for the region. Call scev_analyzable_p.
11083 (rewrite_reductions_out_of_ssa): Update call to
11084 rewrite_close_phi_out_of_ssa.
11085 (rewrite_cross_bb_phi_deps): Same.
11086 (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
11087 parameter for the region. Call scev_analyzable_p.
11088 (rewrite_commutative_reductions_out_of_ssa): Update call to
11089 rewrite_commutative_reductions_out_of_ssa_loop.
11090
11091 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11092
11093 * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
11094
11095 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11096
11097 * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
11098 SSA scalar phi nodes that can be scev_analyzable_p.
11099
11100 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11101
11102 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
11103 handle SSA_NAME_IS_DEFAULT_DEF.
11104
11105 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11106
11107 * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
11108
11109 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11110
11111 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
11112 case non close-phi nodes with one argument.
11113
11114 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11115
11116 * sese.h (scev_analyzable_p): Scevs could be expressions without
11117 chrecs and still be scev_analyzable_p.
11118
11119 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11120
11121 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11122
11123 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11124
11125 * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
11126 * cfgloop.h (struct loop): Remove single_iv field.
11127 * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
11128 (scop_canonicalize_loops): Removed.
11129 (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate
11130 over all the loop phi nodes in loop->header.
11131 (build_poly_scop): Remove use of scop_canonicalize_loops.
11132
11133 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11134
11135 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
11136 handle GIMPLE_CALL.
11137
11138 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11139
11140 * tree-chrec.c (chrec_apply): Should only apply to the specified
11141 variable. Also handle multivariate chains of recurrences that
11142 satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT.
11143
11144 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11145
11146 * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
11147 (debug_clast_name_indexes_1): Removed.
11148 (debug_clast_name_indexes): Removed.
11149 (pbb_to_depth_to_oldiv): Removed.
11150 (build_iv_mapping): Replace the use of rename_map with iv_map.
11151 (translate_clast_user): Remove uses of rename_map. Allocate and
11152 free iv_map.
11153 (translate_clast_for_loop): Remove uses of rename_map.
11154 (translate_clast_for): Same.
11155 (translate_clast_guard): Same.
11156 (translate_clast): Same.
11157 (gloog): Same.
11158 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
11159 * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
11160 * sese.c (set_rename): Now static.
11161 (rename_variables_in_stmt): Removed.
11162 (rename_uses): New.
11163 (is_parameter): Removed.
11164 (is_iv): Removed.
11165 (expand_scalar_variables_call): Removed.
11166 (expand_scalar_variables_ssa_name): Removed.
11167 (expand_scalar_variables_expr): Removed.
11168 (expand_scalar_variables_stmt): Removed.
11169 (expand_scalar_variables): Removed.
11170 (rename_variables): Removed.
11171 (remove_condition): Removed.
11172 (get_true_edge_from_guard_bb): Removed.
11173 (get_false_edge_from_guard_bb): Removed.
11174 (struct igp): Removed.
11175 (default_before_guard): Removed.
11176 (convert_for_phi_arg): Removed.
11177 (add_guard_exit_phis): Removed.
11178 (insert_guard_phis): Removed.
11179 (graphite_copy_stmts_from_block): Now also uses iv_map and a
11180 region. Do not copy conditions. Do not copy induction variables.
11181 Call rename_uses.
11182 (copy_bb_and_scalar_dependences): Allocate a local rename_map for
11183 the translated statement. Use the iv_map for the induction
11184 variable renaming.
11185 * sese.h (copy_bb_and_scalar_dependences): Update declaration.
11186 (set_rename): Removed declaration.
11187 (scev_analyzable_p): ...here.
11188 * tree-chrec.c (chrec_apply_map): New.
11189 * tree-chrec.h (chrec_apply_map): Declared.
11190
11191 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11192
11193 * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
11194 insert_loop_close_phis.
11195 * sese.c (name_defined_in_loop_p): Removed.
11196 (expr_defined_in_loop_p): Removed.
11197 (alive_after_loop): Removed.
11198 (close_phi_not_yet_inserted_p): Removed.
11199 (struct alep): Removed.
11200 (add_loop_exit_phis): Removed.
11201 (insert_loop_close_phis): Removed.
11202
11203 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
11204
11205 * graphite-cloog-util.c
11206 (cloog_matrix_to_ppl_constraint): Fix flipped condition.
11207 * graphite-poly.c
11208 (psct_scattering_dim_for_loop_depth): Same.
11209
11210 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
11211
11212 * graphite-cloog-util.h: Added cloog.h.
11213 * graphite-blocking.c: Removed cloog.h.
11214 * graphite-dependences.c: Same.
11215 * graphite-interchange.c: Same.
11216 * graphite-poly.c: Same.
11217 * graphite-ppl.c: Same.
11218 * graphite-scop-detection.c: Same.
11219 * graphite-sese-to-poly.c:
11220 Removed cloog.h.
11221 Removed graphite-clast-to-gimple.h.
11222 (check_poly_representation): Removed (unused).
11223 * graphite-sese-to-poly.h
11224 (check_poly_representation): Removed (unused).
11225
11226 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
11227
11228 * Makefile.in (OBJS-common): Added graphite-cloog-util.o.
11229 (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
11230 (graphite-cloog-util.o): New.
11231 (graphite-ppl.o): Added graphite-cloog-util.h.
11232 * graphite-clast-to-gimple.c:
11233 Added graphite-cloog-util.h to include statements.
11234 * graphite-cloog-util.c: New.
11235 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
11236 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
11237 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
11238 (new_C_Polyhedron_from_Cloog_Matrix): Same.
11239 (insert_constraint_into_matrix): Same.
11240 (ppl_Constrain_System_number_of_constraints): Same.
11241 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
11242 (oppose_constraint): Same.
11243 (cloog_matrix_to_ppl_constraint): Same.
11244 (new_Constraint_System_from_Cloog_Matrix): Same.
11245 * graphite-cloog-util.h: New.
11246 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
11247 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
11248 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
11249 (new_C_Polyhedron_from_Cloog_Matrix): Same.
11250 (insert_constraint_into_matrix): Same.
11251 * graphite-ppl.c:
11252 Added graphite-cloog-util.h to include statements.
11253 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
11254 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
11255 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
11256 (new_C_Polyhedron_from_Cloog_Matrix): Same.
11257 (insert_constraint_into_matrix): Same.
11258 (ppl_Constrain_System_number_of_constraints): Same.
11259 (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
11260 (oppose_constraint): Same.
11261 (cloog_matrix_to_ppl_constraint): Same.
11262 (new_Constraint_System_from_Cloog_Matrix): Same.
11263 * graphite-ppl.h:
11264 (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
11265 graphite-cloog-util.h.
11266 (new_Cloog_Domain_from_ppl_Polyhedron): Same.
11267 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
11268 (new_C_Polyhedron_from_Cloog_Matrix): Same.
11269 (insert_constraint_into_matrix): Same.
11270
11271 2010-08-11 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
11272
11273 * graphite-clast-to-gimple.c
11274 (precision_for_value): Resolve value_* calls to matching mpz_* calls.
11275 (precision_for_interval): Same.
11276 (gcc_type_for_interval): Same.
11277 (compute_type_for_level): Same.
11278 * graphite-interchange.c
11279 (lst_interchange_profitable_p): Same.
11280 * graphite-poly.c
11281 (psct_scattering_dim_for_loop_depth): Same.
11282 * graphite-ppl.c
11283 (ppl_max_for_le_pointset): Same.
11284 (ppl_min_for_le_pointset): Same.
11285
11286 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11287
11288 * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
11289 (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
11290
11291 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11292
11293 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
11294 rewrite_close_phi_out_of_ssa.
11295
11296 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11297
11298 * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
11299
11300 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11301
11302 * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
11303 rename_map.
11304 * sese.c (debug_rename_map): Same.
11305 (get_rename): Same.
11306 (set_rename): Same.
11307 (rename_variables_in_stmt): Same.
11308 (expand_scalar_variables_call): Same.
11309 (expand_scalar_variables_ssa_name): Same.
11310 (expand_scalar_variables_expr): Same.
11311 (expand_scalar_variables_stmt): Same.
11312 (expand_scalar_variables): Same.
11313 (rename_variables): Same.
11314 (graphite_copy_stmts_from_block): Same.
11315 (copy_bb_and_scalar_dependences): Same.
11316
11317 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11318
11319 * graphite-clast-to-gimple.c (copy_renames): Removed.
11320 (translate_clast_for): Do not call copy_renames.
11321 (translate_clast_guard): Same.
11322
11323 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11324
11325 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
11326 (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
11327 (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
11328 before rewrite_cross_bb_scalar_deps.
11329
11330 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11331
11332 * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
11333 Early return in when flag_associative_math is not set.
11334
11335 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11336
11337 * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
11338 of SSA copies on edges except for loop->latch.
11339
11340 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11341
11342 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
11343 Split out of rewrite_reductions_out_of_ssa.
11344 * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
11345 Declared.
11346 * graphite.c (graphite_transform_loops): Call it.
11347
11348 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11349
11350 * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
11351
11352 2010-08-11 Alexander Monakov <amonakov@ispras.ru>
11353
11354 * dbgcnt.def (graphite_scop): New counter.
11355 * graphite.c: Include dbgcnt.h.
11356 (graphite_transform_loops): Use new counter to limit transformations.
11357 * Makefile.in (graphite.o): Depend on DBGCNT_H.
11358
11359 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11360
11361 * passes.c (init_optimization_passes): Add pass_graphite.
11362 Schedule a pass_copy_prop before pass_graphite_transforms.
11363 * timevar.def (TV_GRAPHITE): Declared.
11364 * tree-pass.h (pass_graphite): Declared.
11365 * tree-ssa-loop.c (pass_graphite): New.
11366
11367 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11368
11369 * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
11370 Remove calls to rename_nb_iterations and rename_sese_parameters.
11371 * graphite-clast-to-gimple.h (gloog): Update declaration.
11372 * graphite.c (graphite_transform_loops): Update call to gloog.
11373 * sese.c (rename_variables_in_expr): Removed.
11374 (rename_nb_iterations): Removed.
11375 (rename_sese_parameters): Removed.
11376 * sese.h (rename_nb_iterations): Removed.
11377 (rename_sese_parameters): Removed.
11378
11379 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11380
11381 * graphite-clast-to-gimple.c (gloog): Remove call to
11382 sese_adjust_liveout_phis.
11383 * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
11384 SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
11385 (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
11386 rewrite_phi_out_of_ssa.
11387 * sese.c (get_vdef_before_sese): Removed.
11388 (sese_adjust_vphi): Removed.
11389 (sese_adjust_liveout_phis): Removed.
11390 * sese.h (sese_adjust_liveout_phis): Removed.
11391
11392 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11393
11394 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
11395 argument for the place after which to insert the out of SSA copy.
11396 (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
11397 (rewrite_phi_out_of_ssa): Same.
11398 (rewrite_cross_bb_scalar_deps): Same.
11399 (insert_copyout): Removed.
11400 (insert_copyin): Removed.
11401 (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
11402 insert_out_of_ssa_copy_on_edge instead of insert_copyout and
11403 insert_copyin.
11404
11405 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11406
11407 * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
11408 (rewrite_reductions_out_of_ssa): Same.
11409 (rewrite_commutative_reductions_out_of_ssa): Same.
11410 (build_poly_scop): Do not call these functions.
11411 * graphite-sese-to-poly.h (build_poly_scop): Declared.
11412 (rewrite_reductions_out_of_ssa): Declared.
11413 (rewrite_commutative_reductions_out_of_ssa): Declared.
11414 * graphite.c (graphite_transform_loops): Call on every scop
11415 rewrite_commutative_reductions_out_of_ssa before calling
11416 rewrite_reductions_out_of_ssa and build_scop_bbs.
11417
11418 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11419
11420 * graphite-dependences.c (dot_deps): Make system call to dotty run
11421 in background.
11422 (dot_deps_stmt): Same.
11423 * graphite-poly.c (dot_lst): Same.
11424
11425 2010-08-11 Sebastian Pop <sebastian.pop@amd.com>
11426
11427 * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
11428 phi_arg_in_outermost_loop.
11429 (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
11430 (remove_invariant_phi): Same.
11431
11432 2010-08-11 Anatoly Sokolov <aesok@post.ru>
11433
11434 * target.def (output_addr_const_extra): New hook.
11435 * doc/tm.texi.in (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Document.
11436 * doc/tm.texi: Regenerate.
11437 * targhooks.c (default_asm_output_addr_const_extra): New function.
11438 * targhooks.h (default_asm_output_addr_const_extra): Declare.
11439 * final.c (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA
11440 target hook.
11441
11442 * config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
11443 * config/i386/i386-protos.h (output_addr_const_extra): Remove.
11444 * config/i386/i386.h (output_addr_const_extra): Rename to...
11445 (i386_asm_output_addr_const_extra): ...this. Make static.
11446 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
11447
11448 2010-08-11 Richard Henderson <rth@redhat.com>
11449
11450 * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): New.
11451
11452 2010-08-11 Nick Clifton <nickc@redhat.com>
11453
11454 * config/stormy16/stormy16-lib2.c (__cmpsi2): New function.
11455 * config/stormy16/stormy16-lib2-cmpsi2.c: New file.
11456 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
11457 stormy16-lib2-cmpsi.c.
11458
11459 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Change to
11460 -O2.
11461
11462 2010-08-11 Joseph Myers <joseph@codesourcery.com>
11463
11464 * opts.h (struct cl_option_handler_func): Make handler take
11465 cl_decoded_option structure as parameter, not individual elements.
11466 (struct cl_option_handlers): Make callbacks take cl_decoded_option
11467 structure as parameter, not individual elements.
11468 (handle_option): Take cl_decoded_option structure as parameter,
11469 not individual elements.
11470 (handle_generated_option): Declare.
11471 * opts-common.c (handle_option): Take cl_decoded_option structure
11472 as parameter, not individual elements. Update calls to callback
11473 and handler functions.
11474 (handle_generated_option): New.
11475 (read_cmdline_option): Update calls to callback functions and
11476 handle_option.
11477 * opts.c (common_handle_option, complain_wrong_lang,
11478 unknown_option_callback, post_handling_callback,
11479 lang_handle_option, target_handle_option): Take cl_decoded_option
11480 structure as parameter, not individual elements.
11481 (lang_handle_option, target_handle_option, common_handle_option):
11482 Assert option has at most one argument.
11483 (enable_warning_as_error): Call handle_generated_option instead of
11484 handle_option. Do not pass -Werror argument as argument of
11485 generated option.
11486
11487 2010-08-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11488
11489 * config/pa/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with
11490 'unsigned short' and 'unsigned char' instead of 'short' and 'char'.
11491 (SUBWORD_BOOL_CAS): Likewise.
11492 (SUBWORD_SYNC_OP): Likewise.
11493 (SUBWORD_TEST_AND_SET): Likewise.
11494 (FETCH_AND_OP_WORD): Parenthesise INF_OP
11495 (SUBWORD_SYNC_OP): Likewise.
11496 (OP_AND_FETCH_WORD): Likewise.
11497
11498 2010-08-10 Xinliang David Li <davidxl@google.com>
11499
11500 * tree-ssa-loop-ivopts.c (get_address_cost): Properly
11501 compute max/min offset in address.
11502
11503 2010-08-10 Vladimir Makarov <vmakarov@redhat.com>
11504
11505 * ira-live.c: Include sbitmap.h.
11506 (remove_some_program_points_and_update_live_ranges): Use sbitmaps.
11507 Compress live ranges even more.
11508
11509 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
11510
11511 * coverage.c (ctr_labels): Delete.
11512
11513 2010-08-10 Bernd Schmidt <bernds@codesourcery.com>
11514
11515 PR bootstrap/45177
11516 * config/arm/arm.c (multiple_operation_profitable_p): Move xscale
11517 test here from arm_gen_load_multiple_1.
11518 (arm_gen_load_multiple_1, arm_gen_store_multiple_1): Use
11519 multiple_operation_profitable_p.
11520
11521 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
11522
11523 * tree-ssa-pre.c (init_pre): Call alloc_aux_for_blocks.
11524 (fini_pre): Call free_aux_for_blocks. Delete unused bb variable.
11525
11526 2010-08-10 Richard Henderson <rth@redhat.com>
11527
11528 * config/i386/i386.c (ix86_compute_frame_layout): Re-align stack
11529 after saving registers. Assert that SSE registers are only saved
11530 with a sufficiently aligned frame.
11531 (ix86_emit_save_reg_using_mov): Assert realigned only with DRAP;
11532 remove stack_realign_fp handling.
11533 (ix86_expand_prologue): Save int registers before stack_realign_fp,
11534 and do not mark the stack alignment as frame related.
11535 (ix86_expand_epilogue): SP is now invalid with stack_realign_fp.
11536
11537 * dwarf2out.c (dwarf2out_frame_debug_expr): Flush queued register
11538 saves when re-aligning the stack.
11539
11540 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
11541
11542 * basic-block.h (alloc_aux_for_block, alloc_aux_for_edge): Delete.
11543 * cfg.c (alloc_aux_for_block, alloc_aux_for_edge): Make static.
11544 (alloc_aux_for_blocks, clear_aux_for_blocks): Use FOR_ALL_BB.
11545
11546 2010-08-10 Nathan Froyd <froydnj@codesourcery.com>
11547
11548 * dwarf2out.c (struct die_struct): Move die_tag to the end.
11549
11550 2010-08-09 Sofiane Naci <sofiane.naci@arm.com>
11551
11552 * config/arm/iterators.md: New file.
11553 * config/arm/arm.md: Include iterators.md.
11554 (QHSI): Move to new file.
11555 (LTUGEU, cnb, optab, ior_xor): Likewise.
11556 * config/arm/iwmmxt.md (VMMX): Move to new file.
11557 (VSHFT, MMX_char): Likewise.
11558 * config/arm/neon.md (VD): Move to new file.
11559 (VDX, VDI, VQ, VQX, VQI, VQXMOV, VSTRUCT, VTAB, V_TAB_n, VW): Likewise.
11560 (VN, VDQ, VDQW, VDQIW, VCVTF, VCVTI, VMD, VMQ, VMDQ, VMDI): Likewise.
11561 (VMDQI, VX, VE, V64, V32, V_CVTTO, V_elem, V_ext): Likewise.
11562 (V_two_elem, V_three_elem, V_four_elem, V_req, V_widen): Likewise.
11563 (V_narrow, V_HALF, V_half,V_DOUBLE, V_double): Likewise.
11564 (V_double_width, V_cmp_result, V_if_elem, V_s_elem): Likewise.
11565 (V_u_elem, V_uf_sclr, V_sz_elem, VD_dup): Likewise.
11566 (V_PAIR, vqh_ops, vqhs_ops, VQH_mnem, VQH_sign, V_suf64): Likewise.
11567 (scalar_mul_constraint,Is_float_mode, Scalar_mul_8_16): Likewise.
11568 (Is_d_reg, V_mode_nunits): Likewise.
11569 * config/arm/vec-common.md (VALL): Move to new file.
11570 (VALLW, VINT, VINTW): Likewise.
11571
11572 2010-08-10 Bernd Schmidt <bernds@codesourcery.com>
11573
11574 PR middle-end/45182
11575 * combine.c (make_compound_operation): Don't try to convert
11576 shifts into multiplications for modes that aren't SCALAR_INT_MODE_P.
11577
11578 2010-08-10 Richard Guenther <rguenther@suse.de>
11579
11580 * tree.h (get_object_alignment): Adjust prototype.
11581 * builtins.c (get_object_alignment): Return unsigned int,
11582 drop the align parameter. Handle MEM_REF, MISALIGNED_INDIRECT_REF
11583 and TARGET_MEM_REF properly.
11584 (get_pointer_alignment): Adjust.
11585 * emit-rtl.c (get_mem_align_offset): Adjust comment.
11586 (set_mem_attributes_minus_bitpos): Adjust.
11587 * tree-ssa-ccp.c (get_value_from_alignment): Adjust.
11588
11589 2010-08-10 Richard Guenther <rguenther@suse.de>
11590
11591 * tree-ssa-copy.c (set_copy_of_val): Use operand_equal_p.
11592 (copy_prop_visit_assignment): Simplify.
11593 (copy_prop_visit_stmt): Also visit assignments from
11594 constants.
11595 (copy_prop_visit_phi_node): Use operand_equal_p.
11596
11597 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
11598
11599 * ipa-split.c (find_split_points): Free stack.
11600
11601 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
11602
11603 * tree.h (tree_node_kind) [perm_list_kind,temp_list_kind]: Delete.
11604 * tree.c (tree_node_kind): Delete corresponding entries.
11605
11606 2010-08-09 H.J. Lu <hongjiu.lu@intel.com>
11607
11608 * alias.c (may_alias_p): Remove unused ret.
11609
11610 2010-08-09 Bingfeng Mei <bmei@broadcom.com>
11611
11612 * ddg.c (walk_mems_2): Moved from alias.c, use may_alias_p instead of
11613 alias_sets_conflict_p.
11614 (walk_mems_1): Moved from alias.c.
11615 (insns_may_alias_p): New function, originally insn_alias_sets_conflict_p
11616 in alias.c.
11617 (add_inter_loop_mem_dep): Use insns_may_alias_p now.
11618 * cse.c (cse_insn): New argument in calling nonoverlapping_memrefs_p.
11619 * alias.c (walk_mems_2): Moved to ddg.c.
11620 (walk_mems_1): Ditto.
11621 (insn_alias_sets_conflict_p): Renamed to insns_may_alias_p and moved
11622 to ddg.c.
11623 (nonoverlapping_memrefs_p): Add flag to guard offset-based memory
11624 disambiguation.
11625 *(may_alias_p): New function to check whether two memory expression
11626 may alias or not. Currently used in buidling inter-iteration memory
11627 dependence.
11628 *alias.h (nonoverlapping_memrefs_p): New flag as third argument.
11629 (insn_alias_sets_conflict_p): Removed
11630 *rtl.h (may_alias_p): New function prototype.
11631
11632 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
11633
11634 * tree.c (nreverse): Assert that we don't have a BLOCK.
11635
11636 2010-08-09 Nathan Froyd <froydnj@codesourcery.com>
11637
11638 * builtins.c (fold_builtin_next_arg): Use stdarg_p.
11639 * config/arm/arm.c (arm_get_pcs_model): Likewise.
11640 * config/avr/avr.c (init_cumulative_args): Likewise.
11641 * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
11642 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
11643 * config/m68k/m68k.c (m68k_return_pops_args): Likewise.
11644 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11645 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11646 * config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11647 * config/rs6000/rs6000.c (init_cumulative_args): Likewise.
11648 * dwarf2out.c (gen_subprogram_die): Likewise.
11649 * function.c (allocate_struct_function): Likewise.
11650 * c-aux-info.c (gen_formal_list_for_func_dec): Likewise.
11651 (deserves_ellipsis): Delete.
11652
11653 2010-08-09 Richard Guenther <rguenther@suse.de>
11654
11655 * tree-ssa-copy.c (cached_last_copy_of): Remove.
11656 (valueize_val): New function.
11657 (get_last_copy_of): Remove.
11658 (set_copy_of_val): Simplify.
11659 (dump_copy_of): Likewise.
11660 (copy_prop_visit_cond_stmt): Use valueize_val.
11661 (copy_prop_visit_phi_node): Properly handle unvisited names.
11662 Drop code managing copy-of chains.
11663 (init_copy_prop): Adjust.
11664 (fini_copy_prop): Likewise.
11665 (execute_copy_prop): Remove obsolete comment.
11666
11667 2010-08-09 Richard Guenther <rguenther@suse.de>
11668
11669 PR middle-end/44632
11670 * function.c (gimplify_parameters): Do not clear addressable
11671 bit of the original parameter.
11672
11673 2010-08-09 Richard Guenther <rguenther@suse.de>
11674
11675 PR middle-end/45212
11676 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust
11677 alignment from MEM_REF offset only if we took it from the
11678 base object.
11679
11680 2010-08-09 Eric Fisher <joefoxreal@gmail.com>
11681
11682 * doc/sourcebuild.texi (vect_int_mult): Remove duplicate entry.
11683
11684 2010-08-08 Nathan Froyd <froydnj@codesourcery.com>
11685
11686 * c-tree.h (build_arg_info): Declare.
11687 * c-decl.c (build_arg_info): Define.
11688 (get_parm_info): Call it. Delete initialization code.
11689 * c-parser.c (c_parser_parms_declarator): Likewise.
11690 (c_parser_parms_list_declaractor): Likewise.
11691
11692 2010-08-08 Nathan Froyd <froydnj@codesourcery.com>
11693
11694 * c-tree.h (c_arg_tag): Define. Define a VEC containing it.
11695 (struct c_arg_info): Change type of tags field.
11696 * c-decl.c (grokdeclarator): Update for changed type of tags field.
11697 (get_parm_info): Likewise.
11698 (store_parm_decls_newstyle): Likewise.
11699
11700 2010-08-08 Nathan Froyd <froydnj@codesourcery.com>
11701
11702 * config/rs6000/rs6000.c (branch_island): Define. Define a VEC of it.
11703 (branch_island_list): Delete.
11704 (branch_islands): Declare.
11705 (add_compiler_branch_island): Adjust for branch_islands instead of
11706 branch_island_list.
11707 (macho_branch_islands): Likewise.
11708 (no_previous_def): Likewise.
11709 (get_prev_label): Likewise.
11710
11711 2010-08-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11712
11713 PR boehm-gc/34544
11714 * gthr-posix.h (__gthread_start): Delete.
11715 (__gthread_active_init): Use pthread_default_stacksize_np instead of
11716 pthread_create to determine if hpux pthreads are active.
11717 * gthr-posix95.h (__gthread_start): Delete.
11718 (__gthread_active_init): Likewise use pthread_default_stacksize_np.
11719
11720 2010-08-08 Kai Tietz <kai.tietz@onevision.com>
11721
11722 * config/i386/mingw32.h ((EXTRA_OS_CPP_BUILTINS): Define
11723 _WIN64 not expanded.
11724
11725 2010-08-07 Uros Bizjak <ubizjak@gmail.com>
11726 H.J. Lu <hongjiu.lu@intel.com>
11727
11728 PR target/45213
11729 * config/i386/i386.c (ix86_print_operand): Handle 'q' operand modifier
11730 to output 32bit SFmode immediate as 8 byte sign extended value.
11731
11732 2010-08-07 Marcus Shawcroft <marcus.shawcroft@arm.com>
11733
11734 * config/arm/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with
11735 'unsigned short' and 'unsigned char' instead of 'short' and 'char'.
11736 (SUBWORD_BOOL_CAS): Likewise.
11737 (SUBWORD_SYNC_OP): Likewise.
11738 (SUBWORD_TEST_AND_SET): Likewise.
11739 (FETCH_AND_OP_WORD): Parenthesise INF_OP
11740 (SUBWORD_SYNC_OP): Likewise.
11741 (OP_AND_FETCH_WORD): Likewise.
11742
11743 2010-08-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11744
11745 * config/arm/cortex-a9.md: Rewrite VFP Pipeline description.
11746 * config/arm/arm.c (arm_xscale_tune): Initialize sched_adjust_cost.
11747 (arm_fastmul_tune,arm_slowmul_tune, arm_9e_tune): Likewise.
11748 (arm_adjust_cost): Split into xscale_sched_adjust_cost and a
11749 generic part.
11750 (cortex_a9_sched_adjust_cost): New function.
11751 (xscale_sched_adjust_cost): New function.
11752 * config/arm/arm-protos.h (struct tune_params): New field
11753 sched_adjust_cost.
11754 * config/arm/arm-cores.def: Adjust costs for cortex-a9.
11755
11756 2010-08-06 Eric Botcazou <ebotcazou@adacore.com>
11757
11758 PR target/44942
11759 * config/sparc/sparc.c (function_arg_advance): Always take into account
11760 the padding, if any.
11761
11762 2010-08-06 Richard Guenther <rguenther@suse.de>
11763
11764 * tree-ssa-ccp.c (struct prop_value_d): Add mask member.
11765 (dump_lattice_value): Dump it.
11766 (get_default_value): Adjust.
11767 (get_constant_value): Likewise.
11768 (set_value_varying): Likewise.
11769 (set_lattice_value): Make sure to not go up the lattice
11770 with bitwise constant values.
11771 (get_value_for_expr): Handle ADDR_EXPRs.
11772 (value_to_double_int): New function.
11773 (get_value_from_alignment): Likewise.
11774 (do_dbg_cnt): Adjust.
11775 (ccp_lattice_meet): Handle partially constant values.
11776 (bit_value_unop_1): New function.
11777 (bit_value_binop_1): Likewise.
11778 (bit_value_unop): Likewise.
11779 (bit_value_binop): Likewise.
11780 (evaluate_stmt): Track partially constant values if
11781 flag_tree_bit_ccp is set.
11782 (ccp_fold_stmt): Dump if we folded a predicate.
11783 (ccp_visit_stmt): Adjust.
11784 * common.opt (ftree-bit-ccp): New flag.
11785 * doc/invoke.texi (ftree-bit-ccp): Document.
11786 * opts.c (decode_options): Enable bit-CCP at -O1.
11787
11788 2010-08-06 Alan Modra <amodra@gmail.com>
11789
11790 * doc/invoke.texi (RS/6000 and PowerPC Options): Rewrite -mrelocatable
11791 and -mrelocatable-lib description.
11792
11793 2010-08-05 Bernd Schmidt <bernds@codesourcery.com>
11794
11795 From Martin Thuresson <martint@google.com>
11796 * postreload.c (reload_cse_simplify_operands): Use
11797 SET_REGNO_RAW instead of SET_REGNO.
11798 * caller-save.c (reg_save_code): Use SET_REGNO_RAW instead of
11799 SET_REGNO.
11800 * ira.c (setup_prohibited_mode_move_regs): Use SET_REGNO_RAW
11801 instead of SET_REGNO.
11802 * rtl.h (SET_REGNO_RAW): New macro.
11803
11804 2010-08-05 Eric Botcazou <ebotcazou@adacore.com>
11805
11806 * rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask
11807 computations. Fix formatting issues.
11808 (num_sign_bit_copies1): Likewise.
11809 (canonicalize_condition): Likewise.
11810
11811 2010-08-05 Richard Henderson <rth@redhat.com>
11812
11813 * toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New.
11814 (floor_log2): Use clz_hwi.
11815 (exact_log2): Use ctz_hwi.
11816 * toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New.
11817 * builtins.c (fold_builtin_bitop): Use them.
11818 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
11819 * combine.c (get_pos_from_mask): Use ctz_hwi.
11820 * double-int.c (double_int_ctz): Likewise.
11821 * explow.c (force_reg): Likewise.
11822 * tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi.
11823
11824 2010-08-05 Richard Henderson <rth@redhat.com>
11825
11826 PR target/45189
11827 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Make sure
11828 the alignment constant is properly sign-extended.
11829
11830 2010-08-05 Richard Guenther <rguenther@suse.de>
11831
11832 * expr.c (store_expr): Use emit_block_move only if both
11833 source and target are MEMs. Use store_bit_field if only
11834 the target is a MEM.
11835
11836 2010-08-05 Richard Henderson <rth@redhat.com>
11837
11838 PR debug/45188
11839 * dwarf2out.c (DWARF2_UNWIND_INFO): Provide default definition.
11840 (INCOMING_RETURN_ADDR_RTX): Likewise.
11841 (dwarf2out_do_frame): Remove conditional compilation.
11842 (dwarf2out_frame_init): Likewise.
11843
11844 2010-08-05 Nicolas Setton <setton@adacore.com>
11845
11846 * gcov.c (flag_display_progress): New static variable.
11847 (main): Display progress info on standard output if requested.
11848 (options): Add -d/--display-progress.
11849 (print_usage): Print them.
11850 (process_args): Handle them.
11851 * doc/gcov.texi: Document them.
11852
11853 2010-08-05 Martin Jambor <mjambor@suse.cz>
11854
11855 * ipa-cp.c (ipcp_discover_new_direct_edges): New function.
11856 (ipcp_insert_stage): Redirect only edges not flagged with
11857 indirect_inlining_edge. Call ipcp_discover_new_direct_edges for all
11858 discovered constants.
11859
11860 2010-08-05 Martin Jambor <mjambor@suse.cz>
11861
11862 * ipa-prop.h (enum ipa_lattice_type): Changed comments.
11863 (struct ipa_param_descriptor): New fields types and
11864 cannot_devirtualize.
11865 (ipa_param_cannot_devirtualize_p): New function.
11866 (ipa_param_types_vec_empty): Likewise.
11867 (ipa_make_edge_direct_to_target): Declare.
11868 * ipa-cp.c: Fixed first stage driver name in initial comment,
11869 described devirtualization there too.
11870 (ipcp_analyze_node): Call ipa_analyze_params_uses.
11871 (ipcp_print_all_lattices): Print devirtualization info.
11872 (ipa_set_param_cannot_devirtualize): New function.
11873 (ipcp_initialize_node_lattices): Set cannot_devirtualize when setting
11874 lattice to BOTTOM.
11875 (ipcp_init_stage): Merged into...
11876 (ipcp_generate_summary): ...its caller.
11877 (ipcp_change_tops_to_bottom): Also process type lists.
11878 (ipcp_add_param_type): New function.
11879 (ipcp_copy_types): Likewise.
11880 (ipcp_propagate_types): Likewise.
11881 (ipcp_propagate_stage): Also propagate types.
11882 (ipcp_need_redirect_p): Variable jump_func moved to its scope block.
11883 Also return true if propagated types require it.
11884 (ipcp_update_callgraph): Dump redirection info.
11885 (ipcp_process_devirtualization_opportunities): New function.
11886 (ipcp_const_param_count): Include known type information.
11887 (ipcp_insert_stage): Call ipcp_process_devirtualization_opportunities
11888 on new node. Fixed formatting.
11889 * ipa-prop.c (make_edge_direct_to_target): Renamed to
11890 ipa_make_edge_direct_to_target and changed all callers. Made
11891 externally visible.
11892 (ipa_node_duplication_hook): Duplicate types vector.
11893 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Also try to
11894 redirect outgoing calls for which we can't get a decl from the
11895 statement. Check that we can get a decl from the call statement.
11896 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11897 ipa_analyze_params_uses only when ipa-cp is disabled.
11898 * tree-inline.c (get_indirect_callee_fndecl): Removed.
11899 (expand_call_inline): Do not call get_indirect_callee_fndecl.
11900 * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): New parameter.
11901 * Makefile.in (ipa-cp.o): Add gimple.h to dependencies.
11902
11903 2010-08-05 Uros Bizjak <ubizjak@gmail.com>
11904
11905 * expmed.c (expand_mult_const) <case alg_shift>: Expand shift into
11906 temporary. Emit move from temporary to accum, so REG_EQUAL note will
11907 be attached to this insn in correct mode.
11908
11909 2010-08-05 Uros Bizjak <ubizjak@gmail.com>
11910
11911 * config/i386/i386.c (ix86_decompose_address): Check for SI_REG
11912 using REGNO of base_reg directly.
11913
11914 2010-08-05 Jie Zhang <jie@codesourcery.com>
11915
11916 PR tree-optimization/45144
11917 * tree-sra.c (type_consists_of_records_p): Return false
11918 if the record contains bit-field.
11919
11920 2010-08-04 Richard Henderson <rth@redhat.com>
11921
11922 * config/i386/i386.c (struct ix86_frame): Remove padding and
11923 to_allocate members.
11924 (ix86_compute_frame_layout): Don't store them.
11925 (ix86_can_use_return_insn_p): Use a more direct and more obviously
11926 correct condition for the position of the stack pointer.
11927 (ix86_expand_prologue): Compute remaining stack allocation based
11928 on the ultimate stack pointer offset.
11929 (ix86_expand_epilogue): Use more obvious expressions testing for
11930 the stack pointer already pointing to the saved registers.
11931
11932 * config/i386/i386.c (ix86_expand_epilogue): Eliminate code
11933 duplication deconstructing the frame pointer. Simplify
11934 deallocation of the local stack frame.
11935
11936 * reg-notes.def (CFA_EXPRESSION): New.
11937 * dwarf2out.c (dwarf2out_frame_debug): Handle it.
11938 (dwarf2out_frame_debug_cfa_expression): New.
11939 (dwarf2out_frame_debug_def_cfa): Handle simple MEMs.
11940
11941 * config/i386/i386.h (struct machine_frame_state): Add realigned flag.
11942 * config/i386/i386.c (ix86_expand_prologue): Set it.
11943 (ix86_expand_epilogue): Clear it.
11944 (ix86_emit_save_reg_using_mov): For registers saved in a realigned
11945 context, add REG_CFA_EXPRESSION notes.
11946
11947 * config/i386/i386.h (struct machine_frame_state): Rename from
11948 machine_cfa_state. Add members tracking SP and FP regardless
11949 of the current CFA register.
11950 (ix86_cfa_state): Remove.
11951 * config/i386/i386.c (struct ix86_frame): Add reg_save_offset
11952 and sse_reg_save_offset members.
11953 (ix86_compute_frame_layout): Set them.
11954 (gen_push): Increment sp_offset too.
11955 (choose_baseaddr_len, choose_baseaddr): New.
11956 (ix86_emit_save_reg_using_mov): New.
11957 (ix86_emit_save_regs_using_mov): Use it.
11958 (ix86_emit_save_sse_regs_using_mov): Likewise.
11959 (ix86_add_cfa_restore_note): Take cfa_offset not red_offset argument;
11960 compare vs the saved red_zone_offset.
11961 (pro_epilogue_adjust_stack): Adjust sp_offset.
11962 (ix86_adjust_stack_and_probe): Likewise.
11963 (ix86_expand_prologue): Set up, use, and validate the new
11964 frame_state_info members. Use gen_frame_mem.
11965 (ix86_emit_restore_regs_using_pop): Remove red_offset parameter.
11966 (ix86_emit_restore_reg_using_pop): Likewise. Use and update the
11967 new frame_state_info members.
11968 (ix86_emit_leave): Likewise.
11969 (ix86_emit_restore_regs_using_mov): Likewise. Don't check for
11970 out-of-range stack pointer offsets here.
11971 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11972 (ix86_expand_epilogue): Use and validate the new frame_state_info
11973 members. Break up and simplify the logic selecting the
11974 restore_regs_via_mov code path. Ensure that there will be no
11975 out-of-range stack pointer offsets.
11976
11977 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Remove.
11978
11979 * config/i386/i386.c (ix86_function_ms_hook_prologue): Fix
11980 argument name to reflect the expected tree; fix indentation.
11981 (ix86_asm_output_function_label): Output the entire 32-bit
11982 ms_hook here as bytes ...
11983 (ix86_expand_prologue): ... not here as insns. Attach the
11984 unwind info for the ms_hook to a blockage insn.
11985 (ix86_handle_fndecl_attribute): Don't check HAVE_AS_IX86_SWAP.
11986 (ix86_ms_bitfield_layout_p): Fix indentation.
11987 * config/i386/i386.md (UNSPECV_VSWAPMOV, vswapmov): Remove.
11988
11989 * config/i386/i386.c (ix86_using_red_zone): New.
11990 (ix86_compute_frame_layout, ix86_add_cfa_restore_note,
11991 ix86_expand_prologue, ix86_force_to_memory): Use it.
11992
11993 * config/i386/i386.c (ix86_expand_prologue): Simplify logic
11994 saving the int registers.
11995
11996 * dwarf2out.c: Remove most of the DWARF2_DEBUGGING_INFO
11997 and DWARF2_UNWIND_INFO conditional compilation.
11998
11999 2010-08-04 Richard Henderson <rth@redhat.com>
12000
12001 PR debug/45171
12002 * dwarf2out.c (gen_typedef_die): Don't re-generate the die of
12003 an is_naming_typedef_decl.
12004
12005 2010-08-04 Bernd Schmidt <bernds@codesourcery.com>
12006
12007 PR rtl-optimization/45162
12008 * df-problems.c (df_word_lr_bb_local_compute): Ignore DEBUG_INSNs.
12009 * dce.c (word_dce_process_block): Likewise.
12010
12011 2010-08-04 Steve Ellcey <sje@cup.hp.com>
12012
12013 PR target/44583
12014 * config/ia64/constraints.md (Z): New.
12015 * config/ia64/predicates.md (fr_reg_or_signed_fp01_operand): New.
12016 (xfreg_or_signed_fp01_operand): New.
12017 * config/ia64/ia64.md (addsf3): Replace fr_reg_or_fp01_operand
12018 with fr_reg_or_signed_fp01_operand and constraint G with Z.
12019 (subsf3): Ditto.
12020 (*maddsf4): Ditto.
12021 (*msubsf4): Ditto.
12022 (adddf3): Ditto.
12023 (adddf3_trunc): Ditto.
12024 (subdf3): Ditto.
12025 (*subdf3_trunc): Ditto.
12026 (*madddf4): Ditto.
12027 (*madddf4_trunc): Ditto.
12028 (*msubdf4): Ditto.
12029 (*msubdf4_trunc): Ditto.
12030 (addxf3): Replace xfreg_or_fp01_operand with
12031 xfreg_or_signed_fp01_operand and constraint G with Z.
12032 (*addxf3_truncsf): Ditto.
12033 (*addxf3_truncdf): Ditto.
12034 (subxf3): Ditto.
12035 (*subxf3_truncsf): Ditto.
12036 (*subxf3_truncdf): Ditto.
12037 (*maddxf4): Ditto.
12038 (*maddxf4_truncsf): Ditto.
12039 (*maddxf4_truncdf): Ditto.
12040 (*msubxf4): Ditto.
12041 (*msubxf4_truncsf): Ditto.
12042 (*msubxf4_truncdf): Ditto.
12043
12044 2010-08-04 Richard Guenther <rguenther@suse.de>
12045
12046 * alias.c (rtx_refs_may_alias_p): Do not resort to TBAA
12047 if either alias-set is zero.
12048
12049 2010-08-04 Richard Guenther <rguenther@suse.de>
12050
12051 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t): Move ...
12052 * tree-ssa-ccp.c: ... here.
12053 * tree-ssa-copy.c: ... and here.
12054 * tree-ssa-propagate.h (enum value_range_type, struct value_range_d,
12055 value_range_t): Move ...
12056 * tree-vrp.c: ... here.
12057 * tree-ssa-propagate.h (ssa_prop_get_value_fn): New typedef.
12058 (substitute_and_fold): Adjust prototype.
12059 * tree-ssa-propagate.c (replace_uses_in): Adjust.
12060 (replace_phi_args_in): Likewise.
12061 (substitute_and_fold): Take callback to query lattice instead
12062 of pointer to lattice. Replace SSA name defs with lattice
12063 values first.
12064 * tree-ssa-ccp.c (ccp_finalize): Adjust.
12065 * tree-ssa-copy.c (copy_prop_visit_phi_node): Adjust.
12066 (get_value): New function.
12067 (fini_copy_prop): Adjust.
12068 * tree-vrp.c (vrp_finalize): Adjust.
12069
12070 2010-08-04 Richard Guenther <rguenther@suse.de>
12071
12072 PR middle-end/45176
12073 * expr.c (expand_expr_real_1): Also preserve TARGET_MEM_REF
12074 points-to set for original MEM_REF.
12075
12076 2010-08-04 Richard Guenther <rguenther@suse.de>
12077
12078 * tree-ssa-ccp.c (get_constant_value): New function.
12079 (get_rhs_assign_op_for_ccp): Remove.
12080 (valueize_op): New function.
12081 (ccp_fold): Use get_constant_value and valueize_op.
12082 (fold_const_aggregate_ref): Likewise.
12083 (ccp_fold_stmt): Likewise.
12084 (visit_assignment): Simplify.
12085
12086 2010-08-04 Richard Guenther <rguenther@suse.de>
12087
12088 * Makefile.in (double-int.o): Add $(TOPLEV_H) dependency.
12089 * double-int.h (double_int_ctz): Declare.
12090 * double-int.c (double_int_ctz): New function.
12091
12092 2010-08-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12093
12094 * config/picochip/picochip.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE):
12095 Define.
12096 picochip_expand_movmemhi : Expand movmem pattern.
12097 * config/picochip/picochip-protos.h (picochip_expand_movmemhi) :
12098 Declare.
12099 * config/picochip/picochip.md (movmemhi) : New pattern.
12100
12101 2010-08-03 Uros Bizjak <ubizjak@gmail.com>
12102
12103 * config/i386/unix.h (GLOBAL_ASM_OPS): Add tabs around .globl.
12104
12105 2010-08-03 Bernd Schmidt <bernds@codesourcery.com>
12106
12107 * simplify-rtx.c (simplify_binary_operation_1): Try to simplify away
12108 NEG as operand of a MULT by merging it with the other operand.
12109 * combine.c (make_compound_operation): Use trunc_int_for_mode when
12110 generating a MULT with constant. Canonicalize PLUS and MINUS involving
12111 MULT.
12112 * config/arm/constraints.md (M): Examine only 32 bits of a
12113 HOST_WIDE_INT.
12114 * config/arm/predicates.md (power_of_two_operand): Likewise.
12115
12116 2010-08-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12117
12118 * config/spu/spu.c (spu_emit_branch_hint): Do not access NOTE_KIND of
12119 non-NOTE insns.
12120
12121 2010-08-03 Jan Hubicka <jh@suse.cz>
12122
12123 * ipa-split.c (struct split_point): Add split_part_set_retval.
12124 (find_retval): Forward declare.
12125 (test_nonssa_use, mark_nonssa_use): Special case return by reference.
12126 (consider_split): Compute current->split_part_set_retval.
12127 (visit_bb): Do not look into return value.
12128 (split_function): Handle !split_part_set_retval
12129
12130 2010-08-03 Martin Jambor <mjambor@suse.cz>
12131
12132 * tree-sra.c (completely_scalarize_record): New parameter REF, create
12133 its own access->expr intead of using build_ref_for_offset.
12134
12135 2010-08-03 Joseph Myers <joseph@codesourcery.com>
12136
12137 * config/alpha/alpha.h (SWITCH_TAKES_ARG): Define.
12138 * config/alpha/osf5.h (LIB_SPEC): Don't handle -a.
12139 * config/bfin/bfin.h (ASM_SPEC, LINK_SPEC): Don't pass -G* options.
12140 * config/darwin.h (WORD_SWITCH_TAKES_ARG): Handle -iframework.
12141 * config/ia64/ia64.h (SWITCH_TAKES_ARG): Define.
12142 * config/iq2000/iq2000.h (SWITCH_TAKES_ARG): Remove.
12143 * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Define using
12144 DEFAULT_SWITCH_TAKES_ARG.
12145 * config/rx/rx.opt (-patch=): Remove option.
12146 * config/rx/rx.c (rx_handle_option): Don't handle OPT_patch_.
12147 * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Handle -imultilib.
12148 * doc/invoke.texi (RX Options): Remove -patch=.
12149 * gcc.c (cc1_options): Pass -aux-info* instead of -a* options.
12150 (option_map): Remove --profile-blocks, --quiet and --silent.
12151
12152 2010-08-03 Uros Bizjak <ubizjak@gmail.com>
12153
12154 * config/i386/i386.h (ix86_compare_op0, ix86_compare_op1): Remove.
12155 * config/i386/i386.c (ix86_compare_op0, ix86_compare_op1): Remove.
12156 (ix86_expand_branch): Add op0 and op1 arguments. Do not access
12157 ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
12158 Update calls to ix86_expand_compare and ix86_expand_branch.
12159 (ix86_expand_setcc): Add op0 and op1 arguments. Update calls to
12160 ix86_expand_compare.
12161 (ix86_expand_compare): Add op0 and op1 arguments. Do not access
12162 ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
12163 Make static.
12164 (ix86_expand_carry_flag_compare): Do not set ix86_compare_op0
12165 and ix86_compare_op1. Update calls to ix86_expand_compare.
12166 (ix86_expand_int_movcc): Ditto.
12167 (ix86_expand_fp_movcc): Ditto. Update calls to ix86_expand_setcc.
12168 * config/i386/i386-protos.h (ix86_expand_branch): Update prototype.
12169 (ix86_expand_setcc): Ditto.
12170 (ix86_expand_compare): Remove prototype.
12171 * config/i386/i386.md (cbranch<SDWIM:mode>4): Do not set
12172 ix86_compare_op0 and ix86_compare_op1. Update calls
12173 to ix86_expand_branch to directly pass operands[1] and operands[2].
12174 (cbranchxf4): Ditto.
12175 (cbranch<MODEF:mode>4): Ditto.
12176 (cbranchcc4): Ditto.
12177 (cstore<SWIM:mode>4): Do not set ix86_compare_op0 and ix86_compare_op1.
12178 Update calls to ix86_expand_setcc to directly pass operands[2] and
12179 operands[3].
12180 (cstorexf4): Ditto.
12181 (cstore<MODEF:mode>4): Ditto.
12182 (cstorecc4): Ditto.
12183
12184 2010-08-02 Bernd Schmidt <bernds@codesourcery.com>
12185
12186 PR target/45063
12187 * caller-save.c (save_call_clobbered_regs): Remove regs from
12188 hard_regs_saved when they are set.
12189
12190 2010-08-02 Uros Bizjak <ubizjak@gmail.com>
12191
12192 PR target/41089
12193 * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset
12194 as volatile.
12195
12196 2010-08-02 Sebastian Pop <sebastian.pop@amd.com>
12197
12198 * common.opt (ftree-loop-distribute-patterns): New.
12199 * invoke.texi (-ftree-loop-distribute-patterns): Documented.
12200 * opts.c (decode_options): Enable flag_tree_loop_distribute_patterns
12201 at -O3.
12202 * tree-data-ref.c (stores_zero_from_loop): New.
12203 * tree-data-ref.h (stores_zero_from_loop): Declared.
12204 * tree-loop-distribution.c (tree_loop_distribution): Call
12205 stores_zero_from_loop.
12206 (tree_loop_distribution): Check flag_tree_loop_distribute_patterns.
12207
12208 2010-08-02 Bernd Schmidt <bernds@codesourcery.com>
12209
12210 * postreload.c (reload_cse_simplify_operands): Take attribute enabled
12211 into account.
12212
12213 * final.c (final_scan_insn): Call CC_STATUS_INIT unconditionally.
12214 * config/arm/arm.c (thumb1_code): New variable.
12215 (arm_override_options): Set it.
12216 (thumb1_final_prescan_insn): Keep track of condition code status.
12217 (arm_adjust_cost): For Thumb, try to keep cc-setting insns next to
12218 jumps that depend on them.
12219 * config/arm/arm.h (thumb1_code): Declare variable.
12220 (struct machine_function): Guard with #ifndef GENERATOR_FILE. Add
12221 members thumb1_cc_insn, thumb1_cc_op0, thumb1_cc_op1 and
12222 thumb1_cc_mode.
12223 (CC_STATUS_INIT): New macro.
12224 * config/arm/constraints.md (Pd): New constraint.
12225 * config/arm/predicates.md (noov_comparison_operator): New predicate.
12226 * config/arm/arm.md (is_thumb1): New define_attr.
12227 (conds): Set default to "clob" when generating Thumb1 code.
12228 (thumb1_bicsi3): Renamed from bicsi3. All uses changed. Condition
12229 code are set. Use two-operand assembly syntax.
12230 (thumb1_subsi3_insn): Condition codes are set. Now a properly named
12231 pattern.
12232 (thumb1_andsi3_insn, thumb1_iorsi3_insn, thumb1_xorsi3_insn): Condition
12233 codes are set. Use two-operand assembly syntax.
12234 (zero_extendhisi splitter): Remove constraints.
12235 (thumb1_movsi_insn, thumb1_movhi_insn, thumb1_movqi_insn, thumb1_movhf,
12236 thumb1_movsf_insn): Set conds attribute as appropriate.
12237 (cbranchsi4_insn): Use condition code status from struct
12238 machine_function to determine whether the comparison can be eliminated.
12239 Discourage the alternative using high registers.
12240 (movsi_cbranchsi4, andsi3_cbranch, orrsi3_cbranch_scratch,
12241 orrsi3_cbranch, xorsi3_cbranch_scratch, xorsi3_cbranch,
12242 bicsi3_cbranch_scratch, bicsi3_cbranch, subsi3_cbranch_scratch,
12243 subsi3_cbranch): Delete.
12244 (movsi_cbranchsi4 peepholes): Rewrite to generate a sequence of
12245 one subtract and one cbranch insn.
12246
12247 * config/arm/thumb2.md (thumb2_movdi, thumb2_movsf_soft_insn,
12248 thumb2_movdf_soft_insn): Delete patterns.
12249 * config/arm/arm.md (arm_pool_range, thumb2_pool_range,
12250 arm_neg_pool_range, thumb2_neg_pool_range): New attributes.
12251 (pool_range, neg_pool_range): Use them to define defaults.
12252 (movdi, arm_movsf_soft_insn, arm_movdf_soft_insn): Define them
12253 and allow for TARGET_32BIT.
12254
12255 PR target/40457
12256 * config/arm/arm.h (arm_regs_in_sequence): Declare.
12257 * config/arm/arm-protos.h (emit_ldm_seq, emit_stm_seq,
12258 load_multiple_sequence, store_multiple_sequence): Delete
12259 declarations.
12260 (arm_gen_load_multiple, arm_gen_store_multiple): Adjust
12261 declarations.
12262 * config/arm/ldmstm.md: New file.
12263 * config/arm/arm.c (arm_regs_in_sequence): New array.
12264 (load_multiple_sequence): Now static. New args SAVED_ORDER,
12265 CHECK_REGS. All callers changed.
12266 If SAVED_ORDER is nonnull, copy the computed order into it.
12267 If CHECK_REGS is false, don't sort REGS. Handle Thumb mode.
12268 (store_multiple_sequence): Now static. New args NOPS_TOTAL,
12269 SAVED_ORDER, REG_RTXS and CHECK_REGS. All callers changed.
12270 If SAVED_ORDER is nonnull, copy the computed order into it.
12271 If CHECK_REGS is false, don't sort REGS. Set up REG_RTXS just
12272 like REGS. Handle Thumb mode.
12273 (arm_gen_load_multiple_1): New function, broken out of
12274 arm_gen_load_multiple.
12275 (arm_gen_store_multiple_1): New function, broken out of
12276 arm_gen_store_multiple.
12277 (arm_gen_multiple_op): New function, with code from
12278 arm_gen_load_multiple and arm_gen_store_multiple moved here.
12279 (arm_gen_load_multiple, arm_gen_store_multiple): Now just
12280 wrappers around arm_gen_multiple_op. Remove argument UP, all callers
12281 changed.
12282 (gen_ldm_seq, gen_stm_seq, gen_const_stm_seq): New functions.
12283 * config/arm/predicates.md (commutative_binary_operator): New.
12284 (load_multiple_operation, store_multiple_operation): Handle more
12285 variants of these patterns with different starting offsets. Handle
12286 Thumb-1.
12287 * config/arm/arm.md: Include "ldmstm.md".
12288 (ldmsi_postinc4, ldmsi_postinc4_thumb1, ldmsi_postinc3, ldmsi_postinc2,
12289 ldmsi4, ldmsi3, ldmsi2, stmsi_postinc4, stmsi_postinc4_thumb1,
12290 stmsi_postinc3, stmsi_postinc2, stmsi4, stmsi3, stmsi2 and related
12291 peepholes): Delete.
12292 * config/arm/ldmstm.md: New file.
12293 * config/arm/arm-ldmstm.ml: New file.
12294
12295 * config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the
12296 if statement which adds extra costs to frame-related expressions.
12297
12298 2010-08-02 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12299
12300 * config/arm/arm.c (COSTS_N_INSNS): Remove definition.
12301
12302 2010-08-01 Uros Bizjak <ubizjak@gmail.com>
12303
12304 PR target/45142
12305 * config/i386/sse.md (vec_set<mode>_0): Do not set mode attribute for
12306 alternative 2.
12307 (vec_set<mode>_0 splitter): Use SSEMODE4S mode iterator to also
12308 split V4SI operands.
12309
12310 2010-08-01 Anatoly Sokolov <aesok@post.ru>
12311
12312 * config/mmix/mmix.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
12313 * config/mmix/mmix-protos.h (mmix_asm_output_source_filename): Remove.
12314 * config/mmix/mmix.c (mmix_asm_output_source_filename): Make static.
12315 (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define.
12316
12317 2010-07-31 Kai Tietz <kai.tietz@onevision.com>
12318
12319 * cppdefault.c (cpp_include_defaults): Move GCC_INCLUDE_DIR before
12320 LOCAL_INCLUDE_DIR.
12321
12322 2010-07-31 Richard Sandiford <rdsandiford@googlemail.com>
12323
12324 * tree-ssa-math-opts.c (convert_plusminus_to_widen): Fix type
12325 used in the call to optab_for_tree_code. Fix the second
12326 is_widening_mult_p call. Check that both unwidened operands
12327 have the same sign.
12328
12329 2010-07-31 John Tytgat <John.Tytgat@aaug.net>
12330
12331 * config/arm/arm.c (arm_function_arg): Remove superfluous test.
12332
12333 2010-07-31 Anatoly Sokolov <aesok@post.ru>
12334
12335 * config/spu/spu.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
12336
12337 2010-07-30 DJ Delorie <dj@redhat.com>
12338
12339 * config/rx/predicates.md (rx_constshift_operand): New.
12340 * config/rx/rx.md (zs_cond): New.
12341 (cbranchsi4): Remove mode.
12342 (*cbranchsi4_<code>): Likewise.
12343 (*tstbranchsi4_<code>): New.
12344 (*tstbranchsi4r_<code>): New.
12345 (*tstbranchsi4m_eq): New.
12346 (*tstbranchsi4m_ne): New.
12347 (cbranchsf4): Remove mode.
12348 (*cbranchsf4_<code>): Likewise.
12349
12350 2010-07-30 Bernd Schmidt <bernds@codesourcery.com>
12351
12352 * rtlanal.c (simplify_subreg_regno): Don't treat
12353 HARD_FRAME_POINTER_REGNUM specially.
12354
12355 2010-07-30 Joseph Myers <joseph@codesourcery.com>
12356
12357 * common.opt (-G): Don't define option here.
12358 * config/g.opt: New.
12359 * config.gcc: Use g.opt for alpha, frv, ia64, lm32, m32r, mips,
12360 rs6000/powerpc and score targets.
12361 * opts.c (common_handle_option): Don't handle -G here.
12362 * config/alpha/alpha.c (alpha_handle_option): Handle -G.
12363 * config/frv/frv.c (frv_handle_option): Handle -G.
12364 * config/ia64/ia64.c (ia64_handle_option): Handle -G.
12365 * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION): New.
12366 * config/m32r/m32r.c (m32r_handle_option): Handle -G.
12367 * config/mips/mips.c (mips_handle_option): Handle -G.
12368 * config/rs6000/rs6000.c (rs6000_handle_option) Handle -G.
12369 * config/score/score.c (score_handle_option): Handle -G.
12370
12371 2010-07-30 Anatoly Sokolov <aesok@post.ru>
12372
12373 * config/mmix/mmix.c: Include basic-block.h.
12374
12375 2010-07-30 Jakub Jelinek <jakub@redhat.com>
12376
12377 PR debug/45055
12378 PR rtl-optimization/45137
12379 * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New
12380 prototypes.
12381 * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn):
12382 New functions.
12383 * combine.c (next_nonnote_nondebug_insn): Removed.
12384 * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn.
12385 * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn.
12386 * sched-deps.c (sched_analyze_insn): Likewise.
12387 (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn.
12388 * rtlanal.c (canonicalize_condition): Likewise.
12389 * postreload.c (reload_combine_recognize_pattern): Likewise.
12390 (reload_cse_move2add): Use next_nonnote_nondebug_insn.
12391
12392 2010-07-29 Uros Bizjak <ubizjak@gmail.com>
12393
12394 * config/i386/i386.md (int_cond): Remove code iterator.
12395 (fp_cond): Ditto.
12396 (cbranch<mode>4): Use ordered_comparison_operator predicate
12397 for operator0.
12398 (cstore<mode>4): Ditto for operator1.
12399 (mov<SWIM:mode>cc and corresponding splitter): Ditto.
12400 (add<mode>cc): ditto.
12401
12402 2010-07-30 Richard Guenther <rguenther@suse.de>
12403
12404 PR middle-end/45141
12405 * expr.c (expand_expr_real_1): Check for not handled base address.
12406
12407 2010-07-30 Richard Guenther <rguenther@suse.de>
12408
12409 * ipa-prop.c (ipa_modify_formal_parameters): Use
12410 build_distinct_type_copy.
12411
12412 2010-07-30 Anthony Green <green@moxielogic.com>
12413
12414 * config/moxie/rtems.h: New file.
12415 * config.gcc: Add moxie-rtems support.
12416
12417 2010-07-29 Bernd Schmidt <bernds@codesourcery.com>
12418
12419 * dce.c (run_word_dce): Take flag_dce into account. Clear and restore
12420 df flags as in run_fast_df_dce.
12421
12422 2010-07-29 Jakub Jelinek <jakub@redhat.com>
12423
12424 Revert:
12425 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
12426
12427 * rtl.def (NOTE): Swap operands 4 and 5.
12428 * rtl.h (NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK,
12429 NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND):
12430 Adjust accordingly.
12431 * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of NOTEs.
12432
12433 2010-07-29 Jakub Jelinek <jakub@redhat.com>
12434
12435 PR debug/45110
12436 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_object_pointer.
12437 (gen_formal_types_die): Add DW_AT_object_pointer in methods.
12438 (gen_subprogram_die): Likewise. Remove it when removing declaration's
12439 formal parameters.
12440 (gen_decl_die): Change return type to dw_die_ref, return what
12441 gen_formal_parameter_die returned.
12442
12443 2010-07-29 Martin Jambor <mjambor@suse.cz>
12444
12445 * dbgcnt.def (eipa_sra): New counter.
12446 * tree-sra.c (ipa_early_sra_gate): Also check eipa_sra debug counter.
12447
12448 2010-07-29 Xinliang David Li <davidxl@google.com>
12449
12450 PR bootstrap/45119
12451 * tree-ssa-loop-ivopts.c (get_address_cost): Revert change
12452 in revision 162652.
12453
12454 2010-07-29 Richard Guenther <rguenther@suse.de>
12455
12456 * timevar.def (TV_TREE_STORE_COPY_PROP): Remove.
12457 (TV_TREE_STORE_CCP): Likewise.
12458 (TV_TREE_REDPHI): Likewise.
12459
12460 2010-07-29 Richard Guenther <rguenther@suse.de>
12461
12462 * double-int.h (double_int_and_not): New function.
12463 * combine.c (try_combine): Use it.
12464 * tree-vrp.c (simplify_bit_ops_using_ranges): Likewise.
12465
12466 2010-07-29 Bernd Schmidt <bernds@codesourcery.com>
12467
12468 PR rtl-optimization/42575
12469 * dce.c (word_dce_process_block): Renamed from byte_dce_process_block.
12470 Argument AU removed. All callers changed. Ignore artificial refs.
12471 Use return value of df_word_lr_simulate_defs to decide whether an insn
12472 is necessary.
12473 (fast_dce): Rename arg to WORD_LEVEL.
12474 (run_word_dce): Renamed from rest_of_handle_fast_byte_dce. No longer
12475 static.
12476 (pass_fast_rtl_byte_dce): Delete.
12477 * dce.h (run_word_dce): Declare.
12478 * df-core.c (df_print_word_regset): Renamed from df_print_byteregset.
12479 All callers changed. Simplify code to only deal with two-word regs.
12480 * df.h (DF_WORD_LR): Renamed from DF_BYTE_LR.
12481 (DF_WORD_LR_BB_INFO): Renamed from DF_BYTE_LR_BB_INFO.
12482 (DF_WORD_LR_IN): Renamed from DF_BYTE_LR_IN.
12483 (DF_WORD_LR_OUT): Renamed from DF_BYTE_LR_OUT.
12484 (struct df_word_lr_bb_info): Renamed from df_byte_lr_bb_info.
12485 (df_word_lr_mark_ref): Declare.
12486 (df_word_lr_add_problem, df_word_lr_mark_ref, df_word_lr_simulate_defs,
12487 df_word_lr_simulate_uses): Declare or rename from byte variants.
12488 (df_byte_lr_simulate_artificial_refs_at_top,
12489 df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start,
12490 df_byte_lr_get_regno_len, df_compute_accessed_bytes): Delete
12491 declarations.
12492 (df_word_lr_get_bb_info): Rename from df_byte_lr_get_bb_info.
12493 (enum df_mm): Delete.
12494 * df-byte-scan.c: Delete file.
12495 * df-problems.c (df_word_lr_problem_data): Renamed from
12496 df_byte_lr_problem_data, all members deleted except for
12497 WORD_LR_BITMAPS, which is renamed from BYTE_LR_BITMAPS. Uses changed.
12498 (df_word_lr_expand_bitmap, df_byte_lr_simulate_artificial_refs_at_top,
12499 df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start,
12500 df_byte_lr_get_regno_len, df_byte_lr_check_regs,
12501 df_byte_lr_confluence_0): Delete functions.
12502 (df_word_lr_free_bb_info): Renamed from df_byte_lr_free_bb_info; all
12503 callers changed.
12504 (df_word_lr_alloc): Renamed from df_byte_lr_alloc; all callers changed.
12505 Don't initialize members that were deleted, don't try to discover data
12506 about registers. Ignore hard regs.
12507 (df_word_lr_reset): Renamed from df_byte_lr_reset; all callers changed.
12508 (df_word_lr_mark_ref): New function.
12509 (df_word_lr_bb_local_compute): Renamed from
12510 df_byte_bb_lr_local_compute; all callers changed. Use
12511 df_word_lr_mark_ref. Assert that artificial refs don't include
12512 pseudos. Ignore hard registers.
12513 (df_word_lr_local_compute): Renamed from df_byte_lr_local_compute.
12514 Assert that exit block uses don't contain pseudos.
12515 (df_word_lr_init): Renamed from df_byte_lr_init; all callers changed.
12516 (df_word_lr_confluence_n): Renamed from df_byte_lr_confluence_n; all
12517 callers changed. Ignore hard regs.
12518 (df_word_lr_transfer_function): Renamed from
12519 df_byte_lr_transfer_function; all callers changed.
12520 (df_word_lr_free): Renamed from df_byte_lr_free; all callers changed.
12521 (df_word_lr_top_dump): Renamed from df_byte_lr_top_dump; all callers
12522 changed.
12523 (df_word_lr_bottom_dump): Renamed from df_byte_lr_bottom_dump; all
12524 callers changed.
12525 (problem_WORD_LR): Renamed from problem_BYTE_LR; uses changed;
12526 confluence operator 0 set to NULL.
12527 (df_word_lr_add_problem): Renamed from df_byte_lr_add_problem; all
12528 callers changed.
12529 (df_word_lr_simulate_defs): Renamed from df_byte_lr_simulate_defs.
12530 Return bool, true if bitmap changed or insn otherwise necessary.
12531 All callers changed. Simplify using df_word_lr_mark_ref.
12532 (df_word_lr_simulate_uses): Renamed from df_byte_lr_simulate_uses;
12533 all callers changed. Simplify using df_word_lr_mark_ref.
12534 * lower-subreg.c: Include "dce.h"
12535 (decompose_multiword_subregs): Call run_word_dce if df available.
12536 * Makefile.in (lower-subreg.o): Adjust dependencies.
12537 (df-byte-scan.o): Delete.
12538 * timevar.def (TV_DF_WORD_LR): Renamed from TV_DF_BYTE_LR.
12539
12540 2010-07-29 Richard Guenther <rguenther@suse.de>
12541
12542 * tree.c (build_vector): Assert that the vector constant
12543 has enough elements.
12544 (build_vector_from_ctor): Pad with trailing zeros.
12545
12546 2010-07-29 Richard Guenther <rguenther@suse.de>
12547
12548 PR tree-optimization/45120
12549 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12550 Handle offset in DEREFs properly.
12551 (get_constraint_for_1): Handle MEM_REF offset properly.
12552
12553 2010-07-29 Richard Guenther <rguenther@suse.de>
12554
12555 PR middle-end/45034
12556 * convert.c (convert_to_integer): Always use an unsigned
12557 type for narrowed negate and bitwise not.
12558
12559 2010-07-29 Ira Rosen <irar@il.ibm.com>
12560
12561 * tree-vect-loop.c (vect_create_epilog_for_reduction): Switch
12562 to outer loop when creating reduction epilogue for double reduction,
12563 and switch back to the inner loop when updating the phi nodes.
12564 Update uses of outer loop exit phi nodes in double reduction (instead
12565 of uses of reduction).
12566
12567 2010-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
12568
12569 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update costs for
12570 popcount on power7 and parity on power6 systems.
12571 (rs6000_emit_popcount): Rename gen_popcntwsi2 to gen_popcntddi2.
12572 (rs6000_emit_parity): Add support for power6 prtyd/prtyw
12573 instructions.
12574
12575 * config/rs6000/rs6000.md (UNSPEC_COPYSIGN): New unspec.
12576 (UNSPEC_PARITY): Ditto.
12577 (SFDF): New iterator for SF/DF.
12578 (rreg2): New mode attribute for floating register constraint.
12579 (TARGET_FLOAT): New mode attribute for whether single/double float
12580 is supported.
12581 (popcntd<mode>2): Combine popcntwsi2 and popcntddi2 into one
12582 pattern.
12583 (parity<mode>2_cmpb): New insn for parity on power6 and newer
12584 machines.
12585 (copysign<mode>3): Combine copysignsf3, copysigndf3 into one
12586 pattern. Add support for fcpsgn instruction added in power6.
12587 (copysignsf3): Delete.
12588 (copysigndf3): Delete.
12589 (copysign<mode>3_fcpsgn): New insn to generate fcpsgn. Use UNSPEC
12590 instead of if_then_else in RTL to avoid problems with -0.
12591
12592 * config/rs6000/vsx.md (vsx_copysign<mode>3): Use UNSPEC instead
12593 of if_then_else to mirror scalar code.
12594 (vsx_copysignsf3): Delete, use copysign<mode>3_fcpsgn in
12595 rs6000.md.
12596
12597 * config/rs6000/vector.md (vector_copysign<mode>3): Use UNSPEC
12598 instead of if_then_else.
12599
12600 2010-07-28 Xinliang David Li <davidxl@google.com>
12601
12602 * tree-ssa-loop-ivopts.c (avg_loop_niter): New function.
12603 (dump_cand): Dump var_before/after.
12604 (htab_inv_expr_eq): New function.
12605 (htab_inv_expr_hash): New function.
12606 (tree_ssa_iv_optimize_init): Support pseudo invariants.
12607 (add_candidate_1): consider base type precision.
12608 (set_use_iv_cost): New parameter.
12609 (adjust_setup_cost): Use profile information.
12610 (get_address_cost): Do not hard code width in computing address
12611 offset limits.
12612 (compare_aff_trees): New function.
12613 (get_loop_invariant_expr_id): New function.
12614 (get_computation_cost_at): New parameter and use profile information.
12615 (get_computation_cost): New parameter.
12616 (determine_use_iv_cost_generic): Pass new parameter.
12617 (determine_use_iv_cost_address): Ditto.
12618 (determine_use_iv_cost_condition): Ditto.
12619 (autoinc_possible_for_pair): Ditto.
12620 (determine_use_iv_costs): More dumps.
12621 (iv_ca_get_num_inv_exprs): New function.
12622 (iv_ca_recount_cost): Consider loop invariants in register pressure
12623 cost.
12624 (iv_ca_add_use): New parameter.
12625 (iv_ca_dump): Better dumping.
12626 (iv_ca_extend): New parameter.
12627 (try_add_cand_for): Attempt to get better partial solution.
12628 (try_improve_iv_set): Pass new parameter to iv_ca_extend.
12629 (create_new-ivs): More dumps.
12630 (rewrite_use_compare): Ditto.
12631 (free_loop_data): More cleanup.
12632 (treee_ssa_iv_optimize_finalize): Ditto.
12633
12634 2010-07-28 Kai Tietz <kai.tietz@onevision.com>
12635
12636 * config/i386/i386.h (MCOUNT_NAME_BEFORE_PROLOGUE): New.
12637 * config/i386/i386.c (ix86_profile_before_prologue): New.
12638 (override_options): Add special handling for -mfentry.
12639 (ix86_function_regparm): Likewise.
12640 (ix86_function_sseregparm): Likewise.
12641 (ix86_frame_pointer_required): Likewise.
12642 (ix86_expand_prologue): Check for ms_hook_prologue.
12643 (x86_function_profiler): Adjust mcount output.
12644 (TARGET_PROFILE_BEFORE_PROLOGUE): Define hook.
12645 * config/i386/i386.opt (mfentry): New.
12646 * doc/invoke.texi (mfentry): Add documentation.
12647 * doc/tm.texi: Regenerated..
12648 * doc/tm.texi.in (TARGET_PROFILE_BEFORE_PROLOGUE): New.
12649 * final.c (final_start_function): Replace macro
12650 PROFILE_BEFORE_PROLOGUE by target hook.
12651 * function.c (thread_prologue_and_epilogue_insns): Likewise.
12652 * target.def (profile_before_prologue): New hook.
12653 * targhooks.c (default_profile_before_prologue): New.
12654 * targhooks.h (default_profile_before_prologue): New.
12655
12656 2010-07-28 Jakub Jelinek <jakub@redhat.com>
12657
12658 PR debug/45105
12659 * gcse.c (hoist_code): Use FOR_BB_INSNS macro.
12660
12661 PR debug/45103
12662 * dwarf2out.c (dwarf2out_var_location): Always consider
12663 NOTE_DURING_CALL_P notes, even when not followed by real instructions.
12664
12665 2010-07-28 Maxim Kuvyrkov <maxim@codesourcery.com>
12666
12667 PR rtl-optimization/45107
12668 * gcse.c (hash_scan_set): Use max_distance for gcse-las.
12669
12670 2010-07-28 Richard Guenther <rguenther@suse.de>
12671
12672 * tree-ssa-ccp.c: Remove comment regarding STORE-CCP.
12673 (set_lattice_value): Do not query an old default value.
12674 (get_value_for_expr): New function. Properly canonicalize
12675 float values.
12676 (ccp_visit_phi_node): Use it.
12677
12678 2010-07-28 Chung-Lin Tang <cltang@codesourcery.com>
12679
12680 * config/arm/arm.c (arm_pcs_default): Remove static.
12681 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_PCS or
12682 __ARM_PCS_VFP to indicate soft/hard-float calling convention.
12683 (arm_pcs_default): Declare.
12684
12685 2010-07-28 Iain Sandoe <iains@gcc.gnu.org>
12686
12687 * config/rs6000/rs6000.c (rs6000_override_options):
12688 Use TARGET_MACHO inline, move darwin_one_byte_bool from here...
12689 ... to darwin_rs6000_override_options.
12690 (rs6000_return_in_memory): Update preceding comment for darwin
12691 64 bit ABI. Use TARGET_MACHO inline.
12692 (rs6000_darwin64_struct_check_p): New.
12693 (function_arg_advance): Use rs6000_darwin64_struct_check_p.
12694 (function_arg): Likewise.
12695 (rs6000_arg_partial_bytes): Likewise.
12696 (rs6000_function_value): Likewise.
12697
12698 2010-07-28 Andi Kleen <ak@linux.intel.com>
12699
12700 * lto-opts.c (lto_file_read_options): Add loop over all inputs.
12701
12702 2010-07-28 Richard Guenther <rguenther@suse.de>
12703
12704 PR middle-end/44903
12705 * builtins.c (fold_builtin_memory_op): On STRICT_ALIGNMENT
12706 targets try harder to not generate unaligned accesses.
12707
12708 2010-07-28 Maxim Kuvyrkov <maxim@codesourcery.com>
12709
12710 PR rtl-optimization/45101
12711 * gcse.c (hash_scan_set): Fix argument ordering of insert_expr_in_table
12712 for gcse-las.
12713
12714 2010-07-28 Eric Botcazou <ebotcazou@adacore.com>
12715
12716 PR tree-optimization/44885
12717 * tree-sra.c (find_param_candidates): Skip pointer types to arrays
12718 with non-aliased component.
12719
12720 2010-07-28 Joseph Myers <joseph@codesourcery.com>
12721
12722 * config/darwin-driver.c (SWITCH_TAKES_ARG,
12723 WORD_SWITCH_TAKES_ARG): Remove.
12724 * cppspec.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
12725 * defaults.h (DEFAULT_SWITCH_TAKES_ARG,
12726 DEFAULT_WORD_SWITCH_TAKES_ARG): Move from gcc.h.
12727 (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move default
12728 definitions from gcc.c.
12729 * gcc.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move to
12730 defaults.h.
12731 * gcc.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG):
12732 Move to defaults.h.
12733 * opts-common.c: Include tm.h.
12734 (decode_cmdline_option): Use SWITCH_TAKES_ARG and
12735 WORD_SWITCH_TAKES_ARG to count arguments to unknown options.
12736 Handle more than one argument. Set canonical_option_num_elements.
12737 (decode_cmdline_options_to_array): Set
12738 canonical_option_num_elements and trailing elements of
12739 canonical_option.
12740 * opts.h (struct cl_decoded_option): Allow four elements in
12741 canonical_option. Add field canonical_option_num_elements.
12742 * Makefile.in (opts-common.o): Update dependencies.
12743
12744 2010-07-28 Eric Botcazou <ebotcazou@adacore.com>
12745
12746 PR middle-end/44790
12747 PR middle-end/44993
12748 * expr.c (expand_expr_real_1) <MEM_REF>: Revert latest change. Make
12749 sure the base has address_mode before adding the offset.
12750
12751 2010-07-27 Xinliang David Li <davidxl@google.com>
12752
12753 * tree-flow.h (create_mem_ref): Add one new parameter.
12754 * tree-ssa-address.c (create_mem_ref): New parameter.
12755 (addr_to_parts): Ditto.
12756 (move_variant_to_index): New function.
12757 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass new argument.
12758
12759 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
12760
12761 * rtl.def (DEBUG_INSN, INSN, JUMP_INSN, CALL_INSN, NOTE): Swap operands
12762 4 and 5.
12763 * rtl.h (PATTERN, INSN_LOCATOR, NOTE_DATA, NOTE_DELETED_LABEL_NAME,
12764 NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION,
12765 NOTE_KIND, LABEL_NUSES, LABEL_REFS): Adjust accordingly.
12766 * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of
12767 CODE_LABELs and NOTEs.
12768 * caller-save.c (init_caller_save): Fix up gen_rtx_INSN call.
12769 * combine.c (try_combine): Likewise.
12770 * ira.c (setup_prohibited_mode_move_regs): Likewise.
12771 * print-rtl.c (print_rtx): Start REG_NOTES on a new line.
12772
12773 2010-07-27 Joseph Myers <joseph@codesourcery.com>
12774
12775 * coretypes.h (struct cl_option_handlers): Declare.
12776 * hooks.c (hook_int_size_t_constcharptr_int_0): Remove.
12777 * hooks.h (hook_int_size_t_constcharptr_int_0): Remove.
12778 * langhooks-def.h (lhd_handle_option): Declare.
12779 (LANG_HOOKS_HANDLE_OPTION): Use lhd_handle_option.
12780 * langhooks.c (lhd_handle_option): New.
12781 * langhooks.h (struct lang_hooks): Update prototype and return
12782 value type of handle_option hook.
12783 * optc-gen.awk: Generate target_flags_explicit definition for the
12784 driver.
12785 * opts-common.c: Include diagnostic.h.
12786 (handle_option): Move from opts.c. Update prototype and return
12787 value type. Use handlers structure.
12788 (read_cmdline_option): Move from opts.c. Update prototype. Use
12789 handlers structure.
12790 (set_option): Move from opts.c.
12791 * opts.c (common_handle_option): Update prototype and return value
12792 type. Update calls to handle_option and enable_warning_as_error.
12793 (unknown_option_callback, post_handling_callback,
12794 lang_handle_option, target_handle_option): New.
12795 (handle_option, read_cmdline_option): Move to opts-common.c.
12796 (read_cmdline_options): Update prototype. Update call to
12797 read_cmdline_option.
12798 (decode_options): Initialize and use handlers structure.
12799 (set_option): Move to opts-common.c.
12800 (enable_warning_as_error): Update prototype. Update call to
12801 handle_option.
12802 * opts.h (struct cl_option_handler_func, struct
12803 cl_option_handlers): New.
12804 (handle_option, enable_warning_as_error): Update prototypes.
12805 (read_cmdline_option): Declare.
12806 * Makefile.in (opts-common.o): Update dependencies.
12807
12808 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12809
12810 * config/arm/arm.c (params.h): Include.
12811 (arm_override_options): Tune gcse-unrestricted-cost.
12812 * config/arm/t-arm (arm.o): Define dependencies.
12813
12814 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12815
12816 PR target/42495
12817 PR middle-end/42574
12818 * basic-block.h (get_dominated_to_depth): Declare.
12819 * dominance.c (get_dominated_to_depth): New function, use
12820 get_all_dominated_blocks as a base.
12821 (get_all_dominated_blocks): Use get_dominated_to_depth.
12822
12823 * gcse.c (occr_t, VEC (occr_t, heap)): Define.
12824 (hoist_exprs): Remove.
12825 (alloc_code_hoist_mem, free_code_hoist_mem): Update.
12826 (compute_code_hoist_vbeinout): Add debug print outs.
12827 (hoist_code): Partially rewrite, simplify. Use get_dominated_to_depth.
12828
12829 * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid
12830 quadratic behavior.
12831 * params.h (MAX_HOIST_DEPTH): New macro.
12832 * doc/invoke.texi (max-hoist-depth): Document.
12833
12834 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12835
12836 PR rtl-optimization/40956
12837 * config/arm/arm.c (thumb1_size_rtx_costs): Fix cost of simple
12838 constants.
12839
12840 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12841
12842 PR target/42495
12843 PR middle-end/42574
12844 * config/arm/arm.c (legitimize_pic_address): Use
12845 gen_calculate_pic_address pattern to emit calculation of PIC address.
12846 (will_be_in_index_register): New function.
12847 (arm_legitimate_address_outer_p, thumb2_legitimate_address_p,)
12848 (thumb1_legitimate_address_p): Use it provided !strict_p.
12849 * config/arm/arm.md (calculate_pic_address): New expand and split.
12850
12851 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12852
12853 PR target/42495
12854 PR middle-end/42574
12855 * config/arm/arm.c (thumb1_size_rtx_costs): Add cost for "J" constants.
12856 * config/arm/arm.md (define_split "J", define_split "K"): Make
12857 IRA/reload friendly.
12858
12859 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12860
12861 * gcse.c (insert_insn_end_basic_block): Update signature, remove
12862 unused checks.
12863 (pre_edge_insert, hoist_code): Update.
12864
12865 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12866
12867 PR target/42495
12868 PR middle-end/42574
12869 * gcse.c (hoist_expr_reaches_here_p): Remove excessive check.
12870
12871 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12872
12873 * gcse.c (hoist_code): Generate new pseudo for every new set insn.
12874
12875 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12876
12877 PR rtl-optimization/40956
12878 PR target/42495
12879 PR middle-end/42574
12880 * gcse.c (compute_code_hoist_vbeinout): Consider more expressions
12881 for hoisting.
12882 (hoist_code): Count occurences in current block too.
12883
12884 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12885
12886 * gcse.c (struct expr:max_distance): New field.
12887 (doing_code_hoisting_p): New static variable.
12888 (want_to_gcse_p): Change signature. Allow constrained hoisting of
12889 simple expressions, don't change behavior for PRE. Set max_distance.
12890 (insert_expr_in_table): Set new max_distance field.
12891 (hash_scan_set): Update.
12892 (hoist_expr_reaches_here_p): Stop search after max_distance
12893 instructions.
12894 (find_occr_in_bb): New static function. Use it in ...
12895 (hoist_code): Calculate sizes of basic block before any changes are
12896 done. Pass max_distance to hoist_expr_reaches_here_p.
12897 (one_code_hoisting_pass): Set doing_code_hoisting_p.
12898
12899 * params.def (PARAM_GCSE_COST_DISTANCE_RATIO,)
12900 (PARAM_GCSE_UNRESTRICTED_COST): New parameters.
12901 * params.h (GCSE_COST_DISTANCE_RATIO, GCSE_UNRESTRICTED_COST): New
12902 macros.
12903 * doc/invoke.texi (gcse-cost-distance-ratio, gcse-unrestricted-cost):
12904 Document.
12905
12906 2010-07-27 Jeff Law <law@redhat.com>
12907 Maxim Kuvyrkov <maxim@codesourcery.com>
12908
12909 * gcse.c (compute_transpout, transpout): Remove, move logic
12910 to prune_expressions.
12911 (compute_pre_data): Move pruning of trapping expressions ...
12912 (prune_expressions): ... here. New static function.
12913 (compute_code_hoist_data): Use it.
12914 (alloc_code_hoist_mem, free_code_hoist_mem, hoist_code): Update.
12915
12916 2010-07-27 Xinliang David Li <davidxl@google.com>
12917
12918 * tree-ssa-loop-ivopts.c (adjust_iv_update_pos): New function.
12919 (rewrite_use_address): Adjust iv update position when needed.
12920
12921 2010-07-27 Maxim Kuvyrkov <maxim@codesourcery.com>
12922
12923 * dbgcnt.def (hoist_insn): New debug counter.
12924 * gcse.c (hoist_code): Use it.
12925
12926 2010-07-27 Xinliang David Li <davidxl@google.com>
12927
12928 * tree-ssa-loop-ivopts.c (niter_for_exit): New parameter.
12929 (niter_for_single_dom_exit): Passes additional parameter.
12930 (iv_period): Fix comments.
12931 (may_eliminate_iv): Handles multiple exit loops properly.
12932 (free_tree_niter_desc): New function.
12933 (free_loop_data): Frees up loop iteration descriptors.
12934
12935 2010-07-27 Jakub Jelinek <jakub@redhat.com>
12936
12937 PR target/44542
12938 * cfgexpand.c (expand_one_stack_var_at): Limit align to maximum
12939 of max_used_stack_slot_alignment and PREFERRED_STACK_BOUNDARY
12940 instead of MAX_SUPPORTED_STACK_ALIGNMENT.
12941 (expand_one_var): Don't consider DECL_ALIGN for variables for
12942 which expand_one_stack_var_at has been already called.
12943
12944 PR testsuite/44701
12945 * doc/md.texi: Clarify m and es constraints on PowerPC and m and S
12946 constraints on IA-64.
12947
12948 2010-07-27 Jie Zhang <jie@codesourcery.com>
12949
12950 PR target/44290
12951 Revert:
12952 2010-07-23 Jie Zhang <jie@codesourcery.com>
12953
12954 * tree-sra.c (ipa_sra_preliminary_function_checks): Return
12955 false if ! tree_versionable_function_p.
12956
12957 2010-07-27 Jakub Jelinek <jakub@redhat.com>
12958
12959 * dwarf2out.c (add_data_member_location_attribute): Use
12960 add_AT_unsigned instead of add_AT_int if offset is non-negative.
12961
12962 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
12963
12964 * postreload.c (try_replace_in_use): New static function.
12965 (reload_combine_recognize_const_pattern): Use it here. Allow
12966 substituting into a final add insn, and substituting into a memory
12967 reference in an insn that sets the reg.
12968
12969 2010-07-27 Joseph Myers <joseph@codesourcery.com>
12970
12971 * common.opt (o): Add MissingArgError.
12972 * doc/options.texi (MissingArgError): Document.
12973 * hooks.c (hook_bool_constcharptr_size_t_false): Remove.
12974 * hooks.h (hook_bool_constcharptr_size_t_false): Remove.
12975 * langhooks-def.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
12976 (LANG_HOOKS_INITIALIZER): Remove missing_argument hook initializer.
12977 * langhooks.h (struct lang_hooks): Remove missing_argument.
12978 * optc-gen.awk: Handle MissingArgError and output new structure
12979 field initializers.
12980 * opts.c (read_cmdline_option): Use missing_argument_error field
12981 instead of missing_argument langhook.
12982 * opts.h (struct cl_option): Add missing_argument_error field.
12983 * system.h (LANG_HOOKS_MISSING_ARGUMENT): Poison.
12984
12985 2010-07-27 Iain Sandoe <iains@gcc.gnu.org>
12986
12987 PR target/29090
12988 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Special-case the
12989 Darwin64 ABI, for zero-sized objects.
12990
12991 2010-07-27 Iain Sandoe <iains@gcc.gnu.org>
12992
12993 PR target/35491
12994 PR target/29090
12995
12996 Merge from Apple local 4.2.1.
12997 2005-05-11 Stan Shebs <shebs@apple.com>
12998 Fix 64-bit varargs for Darwin (Radar 4028089).
12999 * config/rs6000/rs6000.h (rs6000_args): New field floats_in_gpr.
13000 * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_flush):
13001 Add argument, add case for 8-byte register half-filled with a float.
13002 (rs6000_darwin64_record_arg_advance_recurse): Detect and handle
13003 single-precision floats specially.
13004
13005 2010-07-27 Ira Rosen <irar@il.ibm.com>
13006
13007 PR tree-optimization/44152
13008 * tree-vect-slp.c (vect_build_slp_tree): Collect nodes with
13009 complex numbers for further check.
13010 (vect_supported_load_permutation_p): Check nodes with
13011 complex numbers.
13012
13013 2010-07-27 Joseph Myers <joseph@codesourcery.com>
13014
13015 * langhooks-def.h (lhd_init_options, LANG_HOOKS_OPTION_LANG_MASK,
13016 LANG_HOOKS_COMPLAIN_WRONG_LANG_P): New.
13017 (LANG_HOOKS_INIT_OPTIONS): Update default definition.
13018 (LANG_HOOKS_INITIALIZER): Add new hooks.
13019 * langhooks.c (lhd_init_options, lhd_complain_wrong_lang_p): New.
13020 * langhooks.h (struct lang_hooks): Add new hooks option_lang_mask
13021 and complain_wrong_lang_p. Update init_options prototype.
13022 * c-objc-common.c (c_initialize_diagnostics): First call
13023 c_common_initialize_diagnostics.
13024 * c-objc-common.h (LANG_HOOKS_OPTION_LANG_MASK,
13025 LANG_HOOKS_COMPLAIN_WRONG_LANG_P): Define.
13026 * coretypes.h (struct cl_option, struct cl_decoded_option): Declare.
13027 * hooks.c (hook_uint_uint_constcharptrptr_0): Remove.
13028 (hook_uint_void_0): New.
13029 * hooks.h (hook_uint_uint_constcharptrptr_0): Remove.
13030 (hook_uint_void_0): New.
13031 * opts-common.c (decode_cmdline_option,
13032 decode_cmdline_options_to_array): Also fill in canonical_option field.
13033 * opts.c (complain_wrong_lang): Use langhook to determine whether
13034 to complain instead of special-casing LTO.
13035 (decode_options): Separate lang_mask determination with
13036 option_lang_mask hook from call of init_options hook.
13037 * opts.h (struct cl_decoded_option): Add canonical_option.
13038
13039 2010-07-27 Jakub Jelinek <jakub@redhat.com>
13040
13041 PR tree-optimization/45083
13042 * tree-inline.c (add_local_variables): Also remap DECL_DEBUG_EXPR.
13043
13044 2010-07-27 Bernd Schmidt <bernds@codesourcery.com>
13045
13046 * postreload.c (reload_combine_recognize_const_pattern): Move test
13047 for limiting the insn movement to the right scope.
13048
13049 PR rtl-optimization/45051
13050 * reload1.c (delete_output_reload): Use refers_to_regno_p rather
13051 than reg_mentioned_p.
13052
13053 2010-07-26 Richard Henderson <rth@redhat.com>
13054
13055 PR target/44132
13056 * tree-emutls.c: New file.
13057 * Makefile.in (OBJS-common): Add it.
13058 * tree-pass.h (pass_ipa_lower_emutls): Declare.
13059 * passes.c (init_optimization_passes): Add it.
13060
13061 * dwarf2out.c (loc_list_from_tree): If emutls.debug_form_tls_address,
13062 pull the control variable from DECL_VALUE_EXPR, not emutls_decl.
13063 * expr.c (emutls_var_address): Delete.
13064 (expand_expr_addr_expr_1, expand_expr_real_1): Don't use it.
13065 * output.h (SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL): Delete.
13066 (emutls_finish): Delete.
13067 * toplev.c (compile_file): Don't call it.
13068 * tree.h (emutls_decl): Delete.
13069 * varasm.c (emutls_htab, DECL_EMUTLS_VAR_P): Delete.
13070 (emutls_finish, emutls_finalize_control_var): Delete.
13071 (emutls_object_type): Move to tree-emutls.c.
13072 (EMUTLS_SEPARATOR, prefix_name, get_emutls_object_name,
13073 default_emutls_var_fields, get_emutls_object_type,
13074 get_emutls_init_templ_addr, emutls_decl, emutls_common_1
13075 default_emutls_var_init): Likewise.
13076 (get_variable_section): Don't special case emutls.
13077 (assemble_variable, do_assemble_alias, categorize_decl_for_section,
13078 default_elf_select_section, default_unique_section,
13079 default_encode_section_info): Likewise.
13080 * varpool.c (decide_is_variable_needed): Likewise.
13081 * gimple-iterator.c (update_call_edge_frequencies): New
13082 (gsi_insert_on_edge_immediate): Use it.
13083 (gsi_insert_seq_on_edge_immediate): Likewise.
13084 (gsi_commit_one_edge_insert): Likewise.
13085
13086 * config/i386/i386.c (x86_64_elf_select_section): Don't handle
13087 SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL.
13088 (x86_64_elf_unique_section): Likewise.
13089
13090 2010-07-26 Jan Hubicka <jh@suse.cz>
13091
13092 * lto-streamer.h (struct lto_file_decl_data): Mark resolutions with
13093 GTY((skip)).
13094
13095 2010-07-26 Anatoly Sokolov <aesok@post.ru>
13096
13097 * target.def (output_source_filename): New hook.
13098 * doc/tm.texi.in (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Document.
13099 * doc/tm.texi: Regenerate.
13100 * toplev.c (output_file_directive) Remove function.
13101 * toplev.h (output_file_directive) Remove.
13102 * output.h (default_asm_output_source_filename,
13103 output_file_directive): Declare.
13104 * varasm.h (default_asm_output_source_filename,
13105 output_file_directive): New functions.
13106
13107 * config/mips/mips.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
13108 * config/mips/mips-protos.h (mips_output_filename): Remove.
13109 * config/mips/mips.c (mips_output_filename): Make Static.
13110 (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define.
13111
13112 2010-07-26 Richard Guenther <rguenther@suse.de>
13113
13114 PR tree-optimization/43784
13115 * tree-nrv.c (dest_safe_for_nrv_p): It's not safe to NRV
13116 if the destination is used by the call.
13117
13118 2010-07-26 Richard Guenther <rguenther@suse.de>
13119
13120 PR middle-end/45073
13121 * gimple-fold.c (gimplify_and_update_call_from_tree): Conditionalize
13122 SSA updating on being in SSA form.
13123
13124 2010-07-26 Richard Guenther <rguenther@suse.de>
13125
13126 PR middle-end/45056
13127 * gimple-fold.c (fold_stmt_1): Also fold references in debug stmts.
13128
13129 2010-07-26 Richard Guenther <rguenther@suse.de>
13130
13131 PR tree-optimization/45071
13132 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Always
13133 adjust op->opcode.
13134
13135 2010-07-26 Naveen.H.S <naveen.S@kpitcummins.com>
13136
13137 * config/v850/lib1funcs.asm (save_r2_r31, return_r2_r31,
13138 save_r20_r31, return_r20_r31, save_r21_r31, return_r21_r31,
13139 save_r22_r31, return_r22_r31, save_r23_r31, return_r23_r31,
13140 save_r24_r31, return_r24_r31, save_r25_r31, return_r25_r31,
13141 save_r26_r31, return_r26_r31, save_r27_r31, return_r27_r31,
13142 save_r28_r31, return_r28_r31, save_r29_r31, return_r29_r31,
13143 save_r31, return_r31, save_interrupt, return_interrupt,
13144 save_all_interrupt, return_all_interrupt, L_save_r2_r31,
13145 L_return_interrupt, callt_return_interrupt, L_restore_all_interrupt,
13146 L_save_##START##_r31c, L_callt_save_r31c): Updated as per the
13147 new ABI requirements.
13148 (save_r6_r9, L_callt_save_r6_r9): Remove.
13149 * config/v850/predicates.md (even_reg_operand, disp23_operand,
13150 const_float_1_operand const_float_0_operand): New Predicates.
13151 (pattern_is_ok_for_prepare, pattern_is_ok_for_prologue,
13152 pattern_is_ok_for_epilogue): Update as per the ABI requirements.
13153 * config/v850/t-v850: Update multilibs for new target variants.
13154 (save_varargs, callt_save_varargs, callt_save_r6_r9): Remove.
13155 * config/v850/t-v850e: Likewise.
13156 * config/v850/v850.c (v850_issue_rate): New.
13157 (v850_strict_argument_naming): New.
13158 (function_arg): Modify to generate a different ABI.
13159 (print_operand): Update case 'z' to support float modes.
13160 (output_move_single): Modify to generate appropriate and better
13161 assembly.
13162 (v850_float_z_comparison_operator, v850_select_cc_mode,
13163 v850_float_nz_comparison_operator, v850_gen_float_compare,
13164 v850_gen_compare): New functions to support comparison of float values.
13165 (ep_memory_offset): Add support for V850E2 targets.
13166 (INTERRUPT_FIXED_NUM, INTERRUPT_ALL_SAVE_NUM): Update.
13167 (INTERRUPT_REGPARM_NUM): Remove.
13168 (compute_register_save_size): Add extra case to save/restore long call.
13169 (use_prolog_function): New function to support prologue.
13170 (expand_prologue): Add support for V850E2 targets and modified
13171 as per the current ABI requirements.
13172 (expand_epilogue): Likewise.
13173 (construct_restore_jr): Modify based on TARGET_LONG_CALLS.
13174 (construct_save_jarl): Likewise.
13175 (construct_dispose_instruction): Update as per the current ABI
13176 requirements.
13177 (construct_prepare_instruction): Likewise.
13178 * config/v850/v850.h (TARGET_CPU_DEFAULT): Add target predefines.
13179 (TARGET_CPU_v850e2, TARGET_CPU_v850e2v3): Define
13180 (CPP_SPEC): Updated to support v850e2 targets.
13181 (STRICT_ALIGNMENT): Modified.
13182 (FIRST_PSEUDO_REGISTER): Updated to add even registers.
13183 (FIXED_REGISTERS): Likewise.
13184 (CALL_USED_REGISTERS): Likewise.
13185 (CONDITIONAL_REGISTER_USAGE): Updated.
13186 (HARD_REGNO_MODE_OK): Updated.
13187 (reg_class): Updated to add even registers.
13188 (REG_CLASS_NAMES): Likewise.
13189 (REG_CLASS_CONTENTS): Likewise.
13190 (REGNO_REG_CLASS): Updated for CC registers.
13191 (REG_CLASS_FROM_LETTER): Added support for even registers.
13192 (REGNO_OK_FOR_BASE_P): Updated for CC registers.
13193 (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, LINK_POINTER_REGNUM,
13194 ARG_POINTER_REGNUM): Updated.
13195 (FUNCTION_ARG_ADVANCE): Define.
13196 (REG_PARM_STACK_SPACE): Update as per the current ABI requirements.
13197 (OUTGOING_REG_PARM_STACK_SPACE): Remove.
13198 (EXTRA_CONSTRAINT): Add new constraint 'W' for 23-bit displacement.
13199 (GO_IF_LEGITIMATE_ADDRESS): Updated.
13200 (SELECT_CC_MODE): Define.
13201 (REGISTER_NAMES): Updated to add psw and fcc registers.
13202 (ADDITIONAL_REGISTER_NAMES): Updated.
13203 (ASM_OUTPUT_ADDR_DIFF_ELT): Updated to support new targets.
13204 (JUMP_TABLES_IN_TEXT_SECTION): Updated.
13205 * config/v850/v850.md (define_constants): Define new constants.
13206 (type): Update store,bit1,macc,div,fpu and single attributes.
13207 (cpu): New attribute.
13208 (cc): Add set_z attribute.
13209 (unsign23byte_load, sign23byte_load, unsign23hword_load,
13210 sign23hword_load, 23word_load, 23byte_store, 23hword_store,
13211 23word_store): New instructions for 23-bit displacement load and store.
13212 (movqi_internal, movhi_internal): Update the attributes.
13213 (movsi, movsi_internal_v850e): Updated to support v850e2 targets.
13214 (movsi_internal_v850e, movsi_internal, movsf_internal): Update
13215 the attributes.
13216 (v850_tst1): Modified using CC_REGNUM.
13217 (tstsi): Remove.
13218 (cmpsi): Modified as define_expand from define_insn.
13219 (cmpsi_insn, cmpsf, cmpdf): New instructions.
13220 (addsi3, subsi3, negsi2, divmodsi4, udivmodsi4, divmodhi4,
13221 udivmodhi4, v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3,
13222 v850_set1_1, v850_set1_3, iorsi3, v850_not1_1, v850_not1_3, xorsi3,
13223 one_cmplsi2): Clobber the CC_REGNUM register.
13224 (v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1,
13225 v850_set1_2, v850_set1_3, iorsi3, v850_not1_1, v850_not1_2,
13226 v850_not1_3, xorsi3, one_cmplsi2): Update the attributes accordingly.
13227 (setf_insn, set_z_insn, set_nz_insn): New instructions for
13228 v850e2v3 target.
13229 (movsicc_normal_cc, movsicc_reversed_cc): New instructions.
13230 (movsicc, movsicc_normal, movsicc_reversed): Add support for V850E2
13231 targets.
13232 (sasf_1, sasf_2): Remove.
13233 (sasf): New instruction.
13234 (rotlhi3, rotlhi3_8, rotlsi3, rotlsi3_16): Update to support V850E2
13235 targets. CC_REGNUM register is clobbered and attributes are
13236 updated.
13237 (branch_z_normal, branch_z_invert, branch_nz_normal,
13238 branch_nz_invert): New branch related instructions.
13239 (jump): Updated the attributes.
13240 (switch): Update to support new targets. CC_REGNUM register is
13241 clobbered and attributes are updated.
13242 (call_internal_short, call_internal_long, call_value_internal_short,
13243 call_value_internal_long): Updated the attributes.
13244 (zero_extendhisi2, zero_extendqisi2): CC_REGNUM register is
13245 clobbered and attributes are updated.
13246 (extendhisi_insn, extendhisi2, extendqisi_insn, extendqisi2):
13247 Update to support new targets. CC_REGNUM register is clobbered.
13248 (ashlsi3_v850e2, lshrsi3_v850e2, ashrsi3_v850e2): New shift
13249 instructions.
13250 (lshrsi3, ashrsi3): CC_REGNUM register is clobbered and attributes
13251 are updated.
13252 (ffssi2, addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, divsf3,
13253 divdf3, minsf3, mindf3, maxsf3, maxdf3, abssf2, absdf2, negsf2,
13254 negdf2, sqrtsf2, sqrtdf2, truncsfsi2, truncdfsi2, floatsisf2,
13255 floatsidf2, extendsfdf2, extenddfsf2, recipsf2, recipdf2,
13256 rsqrtsf2, rsqrtdf2, maddsf4, msubsf4, nmaddsf4, nmsubsf4,
13257 cmpsf_le_insn, cmpsf_lt_insn, cmpsf_ge_insn, cmpsf_gt_insn,
13258 cmpsf_eq_insn, cmpsf_ne_insn, cmpdf_le_insn, cmpdf_lt_insn,
13259 cmpdf_ge_insn, cmpdf_gt_insn, cmpdf_eq_insn, cmpdf_ne_insn, trfsr,
13260 movsfcc, movdfcc, movsfcc_z_insn, movsfcc_nz_insn, movdfcc_z_insn,
13261 movdfcc_nz_insn, movedfcc_z_zero, movedfcc_nz_zero): New floating
13262 point instructions defined for V850e2v3 target.
13263 (callt_save_interrupt, callt_return_interrupt, return_interrupt):
13264 Add support for V850E2 targets and CC_REGNUM register is clobbered.
13265 (callt_save_all_interrupt, callt_restore_all_interrupt): Add
13266 support for new targets.
13267 * config/v850/v850-modes.def: New file.
13268 * config/v850/v850.opt(mstrict-align): Remove.
13269 (mno-strict-align, mjump-tables-in-data-section, mv850e2,
13270 mv850e2v3): New command line options for V850.
13271 * config.gcc: Update the newly added files.
13272 * doc/invoke.texi: Update the newly added command line options for
13273 V850 target.
13274
13275 2010-07-26 Richard Guenther <rguenther@suse.de>
13276
13277 PR tree-optimization/45052
13278 * ipa-pure-const.c (check_stmt): Check volatileness.
13279
13280 2010-07-25 Eric Botcazou <ebotcazou@adacore.com>
13281
13282 PR target/44707
13283 * config/sparc/sparc-protos.h (sparc_legitimize_reload_address): New.
13284 * config/sparc/sparc.c: Include reload.h.
13285 (legitimize_tls_address): Rename into...
13286 (sparc_legitimize_tls_address): ...this.
13287 (legitimize_pic_address): Rename into...
13288 (sparc_legitimize_pic_address): ...this.
13289 (sparc_expand_move): Adjust to above renaming.
13290 (sparc_tls_referenced_p): Likewise.
13291 (sparc_legitimize_tls_address): Likewise.
13292 (sparc_legitimize_pic_address): Likewise.
13293 (sparc_legitimize_address): Likewise.
13294 (sparc_output_mi_thunk): Likewise.
13295 (sparc_legitimize_reload_address): New global function. Recognize
13296 (lo_sum (high ...) ...) patterns generated by earlier passes.
13297 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Use above function.
13298
13299 2010-07-25 Eric Botcazou <ebotcazou@adacore.com>
13300
13301 PR target/44484
13302 * config/sparc/predicates.md (memory_reg_operand): Delete.
13303 * config/sparc/sync.md (sync_compare_and_swap): Minor tweaks.
13304 (*sync_compare_and_swap): Encode the address form in the pattern.
13305 (*sync_compare_and_swapdi_v8plus): Likewise.
13306
13307 2010-07-24 Gerald Pfeifer <gerald@pfeifer.com>
13308
13309 * doc/install.texi (Specific, *-*-freebsd*): Adjust to recent changes.
13310 Streamline paragraph on compatibility with the system compiler.
13311
13312 2010-07-24 Steven Bosscher <steven@gcc.gnu.org>
13313
13314 PR middle-end/45035
13315 * alias.c (true_dependence_1): Fix thinko in merge of old
13316 true_dependence and canon_true_dependence.
13317
13318 2010-07-23 Jan Hubicka <jh@suse.cz>
13319
13320 * lto-streamer-out.c (write_symbol): Fix visibilities of external
13321 references.
13322
13323 2010-07-23 Le-Chun Wu <lcwu@google.com>
13324
13325 * omega.c (omega_eliminate_redundant): Remove a self-assign statement.
13326 * tree-ssa-ccp.c (ccp_lattice_meet): Remove a self-assign statement
13327 and an unnecessary assignment.
13328 * dbxout.c (DEBUGGER_ARG_OFFSET): Change OFFSET to OFFSET+0 to avoid
13329 self-assign warning.
13330 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Remove
13331 unnecessary self-init.
13332
13333 2010-07-23 Richard Guenther <rguenther@suse.de>
13334
13335 PR lto/43071
13336 * gcc.c (LINK_COMMAND_SPEC): Filter out -fcompare-debug
13337 for -flto and -fwhopr.
13338
13339 2010-07-23 Kai Tietz <kai.tietz@onevision.com>
13340
13341 PR target/41943
13342 * Makefile.in (USER_H_INC_NEXT_PRE, USER_H_INC_NEXT_POST): New.
13343 (stmp-int-hdrs): Prefix/postfix headers by include_next.
13344 * config.gcc (user_headers_inc_next_pre): New.
13345 (user_headers_inc_next_post): Likewise.
13346 (*-w64-mingw*): Use for float.h post-fixing, and for
13347 stddef.h/stdarg.h pre-fixing by include_next.
13348 * configure.ac (user_headers_inc_next_post): New.
13349 (user_headers_inc_next_pre): New.
13350 * configure: Regenerated.
13351
13352 2010-07-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13353
13354 * configure.ac: Don't disable TLS on Solaris 8/9 by default
13355 Set tga_func for Solaris 2/x86 resp. SPARC.
13356 Remove duplicate parts of sparc*-sun-solaris2.* TLS check.
13357 (LIB_THREAD_LDFLAGS_SPEC): Define.
13358 (LIB_TLS_SPEC): Define. Check for required Sun ld version.
13359 * configure: Regenerate.
13360 * config.in: Regenerate.
13361 * config/sol2.h (LIB_SPEC): Use LIB_THREAD_LDFLAGS_SPEC with
13362 -pthread, -threads, LIB_TLS_SPEC with -pthread.
13363 * doc/install.texi (Specific, *-*-solaris2*): Document use of
13364 alternate thread libraries on Solaris 8.
13365 Document TLS patch requirements.
13366 * doc/sourcebuild.texi (Add Options): Sort alphabetically.
13367 Document tls.
13368
13369 PR target/18788
13370 * config/sol2.h (LIB_SPEC): Link with thread libraries even with
13371 -shared.
13372
13373 2010-07-23 Jakub Jelinek <jakub@redhat.com>
13374
13375 * tree.h (struct tree_base): Add nameless_flag bitfield.
13376 (TYPE_NAMELESS, DECL_NAMELESS): Define.
13377 * omp-low.c (create_omp_child_function, scan_omp_parallel,
13378 scan_omp_task, lower_omp_taskreg): Set DECL_NAMELESS and/or
13379 DECL_ARTIFICIAL where needed.
13380 * dwarf2out.c (dwarf2_name): Return NULL if DECL_NAMELESS.
13381 (type_tag): Return NULL if TYPE_NAMELESS or if TYPE_DECL
13382 has DECL_NAMELESS set.
13383
13384 2010-07-23 Martin Jambor <mjambor@suse.cz>
13385
13386 PR tree-optimization/44915
13387 * ipa-cp.c (cgraph_gate_cp): Also check that optimize is true.
13388 * ipa-inline.c (cgraph_mark_inline_edge): Likewise.
13389 (analyze_function): Likewise.
13390
13391 2010-07-23 Martin Jambor <mjambor@suse.cz>
13392
13393 PR tree-optimization/44914
13394 * tree-sra.c (sra_modify_function_body): Return true if CFG was
13395 changed, add purging dead eh edges.
13396 (ipa_sra_modify_function_body): Return true if CFG was changed,
13397 simplify purging dead eh edges.
13398 (modify_function): Return true if CFG was changed.
13399 (perform_intra_sra): Add TODO_cleanup_cfg to the return value if CFG
13400 was changed.
13401 (ipa_early_sra): Likewise.
13402
13403 2010-07-23 Jie Zhang <jie@codesourcery.com>
13404
13405 PR target/44290
13406 * attribs.c (decl_attributes): Insert "noinline" and "noclone"
13407 if "naked".
13408 * tree-sra.c (ipa_sra_preliminary_function_checks): Return
13409 false if ! tree_versionable_function_p.
13410
13411 2010-07-23 Nathan Froyd <froydnj@codesourcery.com>
13412
13413 * builtins.def (BUILT_IN_ARGS_INFO): Remove.
13414 * ipa-pure-const.c (special_builtlin_state): Remove
13415 BUILT_IN_ARGS_INFO case.
13416 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13417 * builtins.c (expand_builtin): Likewise.
13418 (expand_builtin_args_info): Remove.
13419 * doc/tm.texi (__builtin_args_info): Remove.
13420 (__builtin_next_arg): Adjust to not refer to __builtin_args_info.
13421 * doc/tm.text.in: Likewise.
13422
13423 2010-07-23 Richard Guenther <rguenther@suse.de>
13424
13425 * lto-symtab.c (lto_symtab_merge): Use gtc_mode enum values.
13426 (lto_symtab_merge_decls_2): Likewise.
13427 * tree-ssa.c (useless_type_conversion_p): Likewise.
13428 * lto-streamer-in.c (input_gimple_stmt): Likewise.
13429 * gimple.c (gtc_visited2, gtc_ob2): Remove.
13430 (struct type_pair_d): Make same_p an array indexed by mode.
13431 Update comment.
13432 (lookup_type_pair): Update initialization.
13433 (struct sccs): Adjust same_p type.
13434 (gimple_types_compatible_p_1, gtc_visit, gimple_types_compatible_p):
13435 Adjust.
13436 (print_gimple_types_stats): Likewise.
13437 * gimple.h (enum gtc_mode): New.
13438 (gimple_types_compatible_p): Adjust prototype.
13439
13440 2010-07-23 Daniel Jacobowitz <dan@codesourcery.com>
13441
13442 * dwarf2out.c (dwarf2out_frame_debug): Check for queued saves
13443 again after processing insn.
13444
13445 2010-07-23 Jie Zhang <jie@codesourcery.com>
13446
13447 * tree-sra.c (ipa_sra_preliminary_function_checks): Dump
13448 proper words when !tree_versionable_function_p.
13449
13450 2010-07-23 Richard Guenther <rguenther@suse.de>
13451
13452 PR tree-optimization/45037
13453 * tree-ssa-loop-ivopts.c (copy_ref_info): Handle NULL base.
13454
13455 2010-07-23 Jie Zhang <jie@codesourcery.com>
13456
13457 * doc/extend.texi: Remove IP2K from the description of naked attribute.
13458 Add MCORE instead.
13459
13460 2010-07-10 Andi Kleen <ak@linux.intel.com>
13461
13462 PR lto/44992
13463 * lto-opts.c (lto_write_options): Add NULL file_data argument to
13464 lto_get_section_name.
13465 * lto-section-out.c (lto_destroy_simple_output_block): Likewise.
13466 * lto-streamer-out.c (produce_asm): Likewise.
13467 (copy_function): Likewise.
13468 (produce_symtab): Likewise.
13469 (produce_asm_for_decls): Likewise.
13470 * lto-streamer.c (lto_get_section_name): Add file_data argument.
13471 Rewrite to add random postfix to LTO sections.
13472 * lto-streamer.h (lto_file_decl_data): Add next, id, resolutions.
13473 (lto_get_section_name): Add file_data argument to prototype.
13474
13475 2010-07-10 Andi Kleen <ak@linux.intel.com>
13476
13477 * lto-section-in.c (lto_section_name): Synchronize names
13478 with lto_get_section_name.
13479
13480 2010-07-10 Andi Kleen <ak@linux.intel.com>
13481
13482 * lto-opts.c (lto_read_file_options): Check for missing section.
13483
13484 2010-07-22 Bernd Schmidt <bernds@codesourcery.com>
13485
13486 * ira.c (check_allocation): Correctly handle the case where an allocno
13487 with two objects was allocated to a single reg.
13488
13489 2010-07-22 Richard Sandiford <rdsandiford@googlemail.com>
13490
13491 * tree-ssa-math-opts.c (is_widening_mult_rhs_p): New function.
13492 (is_widening_mult_p): Likewise.
13493 (convert_to_widen): Use them.
13494 (convert_plusminus_to_widen): Likewise. Handle fixed-point types as
13495 well as integer ones.
13496
13497 2010-07-22 Steven Bosscher <steven@gcc.gnu.org>
13498
13499 * alias.c (true_dependence_1): New function, merged version of
13500 true_dependence and canon_true_dependence.
13501 (true_dependence): Simplify.
13502 (canon_true_dependence): Simplify.
13503
13504 2010-07-22 Richard Henderson <rth@redhat.com>
13505
13506 PR target/45027
13507 * config/i386/i386.c (setup_incoming_varargs_64): Force the use
13508 of V4SFmode for the SSE saves; increase stack alignment if needed.
13509 (ix86_gimplify_va_arg): Don't increase stack alignment here.
13510
13511 2010-07-22 Jakub Jelinek <jakub@redhat.com>
13512
13513 PR bootstrap/45028
13514 * recgprop.c (copyprop_hardreg_forward_1): If changed is true,
13515 call cprop_find_used_regs again via note_uses.
13516
13517 2010-07-22 Eric Botcazou <ebotcazou@adacore.com>
13518
13519 * alias.c (get_alias_set): Fix formatting issues.
13520
13521 2010-07-22 Steve Ellcey <sje@cup.hp.com>
13522
13523 PR middle-end/44878
13524 * stmt.c (expand_value_return): Call promote_function_mode with
13525 a for_return argument of 2 when returning by reference.
13526
13527 2010-07-22 Dodji Seketeli <dodji@redhat.com>
13528
13529 PR debug/45024
13530 * dwarf2out.c (scope_die_for): Don't fall back to the compilation
13531 unit DIE if we can find the scope DIE.
13532
13533 2010-07-22 Bernd Schmidt <bernds@codesourcery.com>
13534
13535 * ira-build.c (ira_create_object): New arg SUBWORD; all callers
13536 changed. Initialize OBJECT_SUBWORD.
13537 (ira_create_allocno): Clear ALLOCNO_NUM_OBJECTS.
13538 (ira_create_allocno_objects): Renamed from ira_create_allocno_object;
13539 all callers changed.
13540 (merge_hard_reg_conflicts): Iterate over allocno subobjects.
13541 (finish_allocno): Likewise.
13542 (move_allocno_live_ranges, copy_allocno_live_ranges): Likewise.
13543 (remove_low_level_allocnos): Likewise.
13544 (update_bad_spill_attribute): Likewise.
13545 (setup_min_max_allocno_live_range_point): Likewise.
13546 (sort_conflict_id_map): Likewise.
13547 (ira_flattening): Likewise. Use ior_hard_reg_conflicts.
13548 (ior_hard_reg_conflicts): New function.
13549 (ior_allocate_object_conflicts): Renamed first argument to OBJ.
13550 (compress_conflict_vecs): Iterate over objects, not allocnos.
13551 (ira_add_live_range_to_object): New function.
13552 (object_range_compare_func): Renamed from allocno_range_compare_func.
13553 All callers changed.
13554 (setup_min_max_conflict_allocno_ids): For allocnos with multiple
13555 subobjects, widen the min/max range of the lowest-order object to
13556 potentially include all other such low-order objects.
13557 * ira.c (ira_bad_reload_regno_1): Iterate over allocno subobjects.
13558 (check_allocation): Likewise. Use more fine-grained tests for register
13559 conflicts.
13560 * ira-color.c (allocnos_have_intersected_live_ranges_p): Iterate over
13561 allocno subobjects.
13562 (assign_hard_reg): Keep multiple sets of conflicts. Make finer-grained
13563 choices about which bits to set in each set. Don't use
13564 ira_hard_reg_not_in_set_p, perform a more elaborate test for conflicts
13565 using the multiple sets we computed.
13566 (push_allocno_to_stack): Iterate over allocno subobjects.
13567 (all_conflicting_hard_regs_coalesced): New static function.
13568 (setup_allocno_available_regs_num): Use it.
13569 (setup_allocno_left_conflicts_size): Likewise. Iterate over allocno
13570 subobjects.
13571 (coalesced_allocno_conflict): Test subobject 0 in each allocno.
13572 (setup_allocno_priorities): Divide ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
13573 by ALLOCNO_NUM_OBJECTS.
13574 (calculate_spill_cost): Likewise.
13575 (color_pass): Express if statement in a more normal way.
13576 (ira_reassign_conflict_allocnos): Iterate over allocno subobjects.
13577 (slot_coalesced_allocno_live_ranges_intersect_p): Likewise.
13578 (setup_slot_coalesced_allocno_live_ranges): Likewise.
13579 (allocno_reload_assign): Likewise.
13580 (ira_reassign_pseudos): Likewise.
13581 (fast_allocation): Likewise.
13582 * ira-conflicts.c (build_conflict_bit_table): Likewise.
13583 (print_allocno_conflicts): Likewise.
13584 (ira_build_conflicts): Likewise.
13585 (allocnos_conflict_for_copy_p): Renamed from allocnos_conflict_p. All
13586 callers changed. Test subword 0 of each allocno for conflicts.
13587 (build_object_conflicts): Renamed from build_allocno_conflicts. All
13588 callers changed. Iterate over allocno subobjects.
13589 * ira-emit.c (modify_move_list): Iterate over allocno subobjects.
13590 * ira-int.h (struct ira_allocno): New member: num_objects.
13591 Rename object to objects and change it into an array.
13592 (ALLOCNO_OBJECT): Add new argument N.
13593 (ALLOCNO_NUM_OBJECTS, OBJECT_SUBWORD): New macros.
13594 (ira_create_allocno_objects): Renamed from ira_create_allocno_object.
13595 (ior_hard_reg_conflicts): Declare.
13596 (ira_add_live_range_to_object): Declare.
13597 (ira_allocno_object_iterator): New.
13598 (ira_allocno_object_iter_init, ira_allocno_object_iter_cond): New.
13599 (FOR_EACH_ALLOCNO_OBJECT): New macro.
13600 * ira-lives.c (objects_live): Renamed from allocnos_live; all
13601 uses changed.
13602 (allocnos_processed): New sparseset.
13603 (make_object_born): Renamed from make_allocno_born; take an
13604 ira_object_t argument. All callers changed.
13605 (make_object_dead): Renamed from make_allocno_dead; take an
13606 ira_object_t argument. All callers changed.
13607 (update_allocno_pressure_excess_length): Take an ira_obejct_t argument.
13608 All callers changed.
13609 (mark_pseudo_regno_live): Iterate over allocno subobjects.
13610 (mark_pseudo_regno_dead): Likewise.
13611 (mark_pseudo_regno_subword_live, mark_pseudo_regno_subword_dead): New
13612 functions.
13613 (mark_ref_live): Detect subword accesses and call
13614 mark_pseudo_regno_subword_live as appropriate.
13615 (mark_ref_dead): Likewise for mark_pseudo_regno_subword_dead.
13616 (process_bb_nodes_live): Deal with object-related updates first; set
13617 and test bits in allocnos_processed to avoid computing allocno
13618 statistics more than once.
13619 (create_start_finish_chains): Iterate over objects, not allocnos.
13620 (print_object_live_ranges): New function.
13621 (print_allocno_live_ranges): Use it.
13622 (ira_create_allocno_live_ranges): Allocate and free allocnos_processed
13623 and objects_live.
13624
13625 2010-07-22 Richard Guenther <rguenther@suse.de>
13626
13627 PR lto/42451
13628 * gimple.c (gtc_next_dfs_num): New global.
13629 (struct sccs): Make value a union, add integer same_p member.
13630 (gtc_visit): New function.
13631 (gimple_types_compatible_p_1): New function, split out from ...
13632 (gimple_types_compatible_p): ... here. Start a DFS walk here.
13633 (iterative_hash_gimple_type): Adjust for sccs change.
13634
13635 2010-07-22 Martin Jambor <mjambor@suse.cz>
13636
13637 PR tree-optimization/44891
13638 * tree-sra.c: Include gimple-pretty-print.h.
13639 (replace_uses_with_default_def_ssa_name): Renamed to
13640 get_repl_default_def_ssa_name, return the new SSA name instead of
13641 replacing the old one.
13642 (sra_modify_assign): Dump a message when removing a load, if the LHS
13643 is an SSA_NAME, do not do any propagation, just set the RHS to a
13644 default definition SSA NAME, type convert if necessary.
13645 * Makefile.in (tree-sra.o): Add gimple-pretty-print.h to dependencies.
13646
13647 2010-07-22 Richard Guenther <rguenther@suse.de>
13648
13649 PR tree-optimization/45017
13650 * tree-ssa-sccvn.c (vn_reference_eq): Make sure we honor
13651 TYPE_PRECISION of integral types in addition to size.
13652
13653 2010-07-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13654
13655 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Default to GLIBC
13656 when no C library is specified.
13657
13658 2010-07-22 Martin Jambor <mjambor@suse.cz>
13659
13660 * ipa-prop.h (struct ipa_node_params): Updated comment.
13661 (struct ipa_edge_args): Likewise.
13662 * Makefile.in (ipa-prop.o): Remove bogus $(GIMPLE_FOLD_H) dependency.
13663
13664 2010-07-22 Martin Jambor <mjambor@suse.cz>
13665
13666 * cgraphunit.c (verify_edge_count_and_frequency): New function.
13667 (verify_cgraph_node): Verify frequencies of indirect edges.
13668 * tree-inline.c (tree_function_versioning): Update frequencies of
13669 indirect edges.
13670
13671 2010-07-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13672
13673 PR target/43698
13674 * config/arm/arm.md: Split arm_rev into *arm_rev and *thumb1_rev.
13675 Set *arm_rev to be predicable.
13676
13677 2010-07-22 Iain Sandoe <iains@gcc.gnu.org>
13678
13679 * config/darwin.h (LINK_COMMAND_SPEC): Split into...
13680 (LINK_COMMAND_SPEC_A): New.
13681 (DSYMUTIL): New.
13682 (DSYMUTIL_SPEC): New.
13683 * config/darwin9.h (LINK_COMMAND_SPEC): Remove.
13684 (DSYMUTIL_SPEC): Update for darwin >= 9 requirements.
13685
13686 2010-07-22 Iain Sandoe <iains@gcc.gnu.org>
13687
13688 * calls.c (load_register_parameters): Move check for zero
13689 sized items so that only the call to
13690 mem_overlaps_already_clobbered_arg_p () is protected.
13691
13692 2010-07-22 Jan Hubicka <jh@suse.cz>
13693
13694 * ipa-pure-const.c (varying_state): Break out from ...
13695 (get_function_state): ... here; always return varying_state
13696 when state would be NULL otherwise.
13697 (remove_node_data): Do not free varying state.
13698
13699 2010-07-22 Bernd Schmidt <bernds@codesourcery.com>
13700
13701 PR bootstrap/44970
13702 PR middle-end/45009
13703 * postreload.c: Include "target.h".
13704 (reload_combine_closest_single_use): Don't take DEBUG_INSNs
13705 into account.
13706 (fixup_debug_insns): Don't copy the rtx.
13707 (reload_combine_recognize_const_pattern): DEBUG_INSNs can't have uses.
13708 Don't copy when replacing. Call fixup_debug_insns in the case where
13709 we merged one add with another.
13710 (reload_combine_recognize_pattern): Fail if there aren't any uses.
13711 Try harder to determine whether we're picking a valid index register.
13712 Don't set store_ruid for an insn we're going to scan in the
13713 next iteration.
13714 (reload_combine): Remove unused code.
13715 (reload_combine_note_use): When updating use information for
13716 an old insn, ignore a use that occurs after store_ruid.
13717 * Makefile.in (postreload.o): Update dependencies.
13718
13719 * function.c (record_hard_reg_sets): Restrict the previous change
13720 to cases where the incoming nominal mode is the same as the
13721 incoming promoted mode and everything happens in MODE_INT.
13722
13723 2010-07-21 Jakub Jelinek <jakub@redhat.com>
13724
13725 PR debug/45015
13726 * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero
13727 ASM_OPERANDS_OUTPUT_IDX.
13728 (adjust_insn): For inline asm with multiple sets ensure first
13729 ASM_OPERANDS vectors are used by all following ASM_OPERANDS in
13730 the insn.
13731
13732 2010-07-21 Richard Henderson <rth@redhat.com>
13733
13734 * config/i386/i386.c (setup_incoming_varargs_64): Emit a simple
13735 comparison for avoiding xmm register saves. Emit the xmm register
13736 saves explicitly.
13737 * config/i386/i386.md (UNSPEC_SSE_PROLOGUE_SAVE): Remove.
13738 (UNSPEC_SSE_PROLOGUE_SAVE_LOW): Remove.
13739 (sse_prologue_save, sse_prologue_save_insn1, sse_prologue_save_insn):
13740 Remove patterns and the associated splitters.
13741
13742 2010-07-21 Changpeng Fang <changpeng.fang@amd.com>
13743
13744 * tree-ssa-loop-prefetch.c (analyze_ref): Strip off the real
13745 and imagine parts of a complex, so that they can have the same
13746 base and fall into the same group.
13747
13748 2010-07-21 Richard Guenther <rguenther@suse.de>
13749
13750 PR lto/45018
13751 * tree.c (find_decls_types_r): Do not follow TREE_CHAIN
13752 of TYPE_DECLs. Do not follow TYPE_NEXT_VARIANT,
13753 TYPE_NEXT_PTR_TO, nor TYPE_NEXT_REF_TO or TYPE_CANONICAL.
13754
13755 2010-07-21 Martin Jambor <mjambor@suse.cz>
13756
13757 PR tree-optimization/44900
13758 * tree-sra.c (load_assign_lhs_subreplacements): Updated comments.
13759 (sra_modify_assign): Move gsi to the next statmenent unconditionally.
13760
13761 2010-07-21 Bernd Schmidt <bernds@codesourcery.com>
13762
13763 PR middle-end/44738
13764 * tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message.
13765
13766 2010-07-21 Richard Guenther <rguenther@suse.de>
13767
13768 PR middle-end/45013
13769 * tree-ssa.c (useless_type_conversion_p): Dispatch to
13770 gimple_types_compatible_p only when in lto.
13771 * gimple.c (gimple_types_compatible_p): Use canonical types
13772 to speed up comparison.
13773
13774 2010-07-21 Richard Guenther <rguenther@suse.de>
13775
13776 * tree-flow.h (referenced_var): Move define ...
13777 * tree-flow-inline.h (referenced_var): ... here as an inline
13778 function. Assert here ...
13779 * tree-dfa.c (referenced_var_lookup): ... instead of here.
13780 * tree-ssa.c (maybe_optimize_var): Check if the variable
13781 is in referenced vars.
13782 (execute_update_addresses_taken): Remove old broken check.
13783 * gimple-pretty-print.c (pp_points_to_solution): Use
13784 referenced_var_lookup.
13785 * tree-into-ssa.c (dump_decl_set): Likewise.
13786
13787 2010-07-21 Jakub Jelinek <jakub@redhat.com>
13788
13789 PR debug/45003
13790 * var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of a MEM.
13791 * dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor
13792 ZERO_EXTEND here.
13793
13794 2010-07-20 Richard Henderson <rth@redhat.com>
13795
13796 * vxworks.c (vxworks_emutls_var_fields): Pass locus to build_decls.
13797
13798 2010-07-20 Bernd Schmidt <bernds@codesourcery.com>
13799
13800 * config/arm/arm.md (thumb1_addsi3): Add alternative and split for
13801 computing the sum of the stack pointer and a large constant.
13802 * config/arm/constraints.md (M): Remove superfluous parentheses.
13803 (Pc): New constraint.
13804
13805 2010-07-20 Jakub Jelinek <jakub@redhat.com>
13806
13807 PR debug/45006
13808 * cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of
13809 operand's type if exp is tcc_unary class tree.
13810
13811 2010-07-20 Nathan Froyd <froydnj@codesourcery.com>
13812
13813 * config/rs6000/rs6000.md (abs<mode>2_isel, nabs<mode>2_isel):
13814 Reverse sense of if_then_else condition.
13815
13816 2010-07-20 Nathan Froyd <froydnj@codesourcery.com>
13817
13818 * config/rs6000/rs6000.opt (mblock-move-inline-limit): New option.
13819 * config/rs6000/rs6000.c (rs6000_override_options): Set
13820 rs6000_block_move_inline_limit appropriately.
13821 (expand_block_move): Use rs6000_block_move_inline_limit.
13822 * doc/invoke.texi (mblock-move-inline-limit): Document.
13823
13824 2010-07-20 Bernd Schmidt <bernds@codesourcery.com>
13825
13826 * postreload.c (fixup_debug_insns): Remove arg REGNO. New args
13827 FROM and TO. All callers changed. Don't look for tracked uses,
13828 just scan the RTL for DEBUG_INSNs and substitute.
13829 (reload_combine_recognize_pattern): Call fixup_debug_insns.
13830 (reload_combine): Ignore DEBUG_INSNs.
13831
13832 2010-07-20 Jakub Jelinek <jakub@redhat.com>
13833
13834 * var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum
13835 depth to 8 from 5.
13836
13837 PR debug/45003
13838 * cfgexpand.c (expand_debug_expr) <case NOP_EXPR>: Use ZERO_EXTEND
13839 or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type
13840 instead of the result's type.
13841
13842 2010-07-20 Richard Guenther <rguenther@suse.de>
13843
13844 PR tree-optimization/44977
13845 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid
13846 SSA form.
13847
13848 2010-07-20 Richard Guenther <rguenther@suse.de>
13849
13850 * lto-symtab.c (lto_symtab_merge): Use gimple_types_compatible_p.
13851 (lto_symtab_merge_decls_2): Likewise.
13852 * gimple.h (gimple_types_compatible_p): Declare.
13853 * gimple.c (gimple_queue_type_fixup): Remove.
13854 (gimple_fixup_complete_and_incomplete_subtype_p): Likewise.
13855 (gimple_compatible_complete_and_incomplete_type_p): New function.
13856 (gimple_types_compatible_p): Adjust.
13857 (gimple_register_type): Remove type fixup code.
13858 (print_gimple_types_stats): Adjust.
13859 (free_gimple_type_tables): Likewise.
13860 * lto-streamer-in.c (input_gimple_stmt): Use gimple_types_compatible_p.
13861 * tree-ssa.c (useless_type_conversion_p): Likewise.
13862
13863 2010-07-20 Richard Guenther <rguenther@suse.de>
13864
13865 PR middle-end/44971
13866 PR middle-end/44988
13867 * tree-ssa.c (maybe_optimize_var): New function split out from ...
13868 (execute_update_addresses_taken): ... here.
13869 (non_rewritable_mem_ref_base): Likewise.
13870 (execute_update_addresses_taken): Do not iterate over all referenced
13871 vars but just all local decls and parms.
13872 Properly check call and asm arguments and rewrite call arguments.
13873
13874 2010-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
13875
13876 * config.gcc (LIBC_GLIBC, LIBC_UCLIBC, LIBC_BIONIC): Move constants
13877 to top level.
13878 * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Move Android-specific
13879 definitions ...
13880 * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): ... here.
13881 New macro.
13882 * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Use it.
13883
13884 2010-07-19 Richard Sandiford <rdsandiford@googlemail.com>
13885
13886 * gengtype.c (start_root_entry): New function, split out from
13887 write_root. Check whether V is null and raise an error if so.
13888 (write_field_root): Check for V being null. Don't raise an error here;
13889 set V to null instead.
13890 (write_root): Update comment above function. Use start_root_entry.
13891
13892 2010-07-19 Xinliang David Li <davidxl@google.com>
13893
13894 PR testsuite/44932
13895 * tree-ssa-uninit.c (collect_phi_def_edges): Fix bug collecting
13896 def edges.
13897 (find_uninit_use): Add dump.
13898 (is_use_properly_guarded): Ditto.
13899 (warn_uninitialized_phi): Ditto.
13900 (execute_late_warn_uninitialized): Ditto.
13901
13902 2010-07-19 Richard Guenther <rguenther@suse.de>
13903
13904 PR middle-end/44941
13905 * expr.c (emit_block_move_hints): Move zero size check first.
13906 Move asserts to more useful places.
13907 * calls.c (load_register_parameters): Check for zero size.
13908
13909 2010-07-19 Richard Henderson <rth@redhat.com>
13910
13911 * tree-optimize.c (execute_all_early_local_passes): New. Change
13912 cgraph_state here ...
13913 (execute_early_local_optimizations): ... not here. Remove.
13914 (pass_early_local_passes, pass_all_early_optimizations): Update.
13915
13916 2010-07-19 Bernd Schmidt <bernds@codesourcery.com>
13917
13918 * postreload.c (reload_combine_closest_single_use): Ignore the
13919 number of uses for DEBUG_INSNs.
13920 (fixup_debug_insns): New static function.
13921 (reload_combine_recognize_const_pattern): Use it. Don't let the
13922 main loop be affected by DEBUG_INSNs.
13923 Really disallow moving adds past a jump insn.
13924 (reload_combine_recognize_pattern): Don't update use_ruid here.
13925 (reload_combine_note_use): Do it here.
13926 (reload_combine): Use control_flow_insn_p rather than JUMP_P.
13927
13928 2010-07-19 Bingfeng Mei <bmei@broadcom.com>
13929
13930 * ddg.c (create_ddg): Exclude nodes of debug_insn in counting nodes
13931 of a loop.
13932 * loop-doloop.c (doloop_condition_get): Skip possible debug_insn.
13933
13934 2010-07-19 Iain Sandoe <iains@gcc.gnu.org>
13935
13936 * config/i386/darwin.h: Define darwin_emit_branch_islands.
13937 (TARGET_MACHO_BRANCH_ISLANDS): New.
13938 (FUNCTION_PROFILER): Use TARGET_MACHO_BRANCH_ISLANDS.
13939 * config/i386/i386.h (TARGET_MACHO_BRANCH_ISLANDS): Define a
13940 default value.
13941 * config/i386/i386.c (output_pic_addr_const): Do not emit
13942 branch islands unless TARGET_MACHO_BRANCH_ISLANDS is set.
13943 (x86_output_mi_thunk): Adjust symbol creation.
13944 * config/rs6000/darwin.h: Define darwin_emit_branch_islands.
13945 Remove out of date comment.
13946 * config/rs6000/rs6000.c (print_operand): Adjust symbol.
13947 (DARWIN_LINKER_GENERATES_ISLANDS): Remove.
13948 (DARWIN_GENERATE_ISLANDS): Ditto.
13949 (output_call): Do not emit branch islands unless
13950 darwin_emit_branch_islands is set.
13951 * config/darwin.c: Declare darwin_emit_branch_islands.
13952 (machopic_indirect_data_reference): Do not emit unless
13953 darwin_emit_branch_islands is set.
13954 (darwin_override_options): Set darwin_emit_branch_islands
13955 where it is needed.
13956 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Remove.
13957
13958 2010-07-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13959
13960 * doc/sourcebuild.texi (Effective-Target Keywords): Document
13961 sse_runtime, sse2_runtime.
13962
13963 2010-07-18 Richard Sandiford <rdsandiford@googlemail.com>
13964
13965 * config/mips/mips.c (mips16_build_call_stub): Zero-extend the
13966 low half of a single-register SCmode return value before ORing
13967 it with the high half.
13968 * config/mips/mips16.S (MERGE_GPRf): Likewise.
13969
13970 2010-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13971
13972 PR target/44805
13973 * config/pa/pa.h (CONSTANT_ALIGNMENT): Align strings to BITS_PER_WORD
13974 on all targets.
13975
13976 2010-07-17 Bernd Schmidt <bernds@codesourcery.com>
13977
13978 PR target/42235
13979 * postreload.c (reload_cse_move2add): Return bool, true if anything.
13980 changed. All callers changed.
13981 (move2add_use_add2_insn): Likewise.
13982 (move2add_use_add3_insn): Likewise.
13983 (reload_cse_regs): If reload_cse_move2add changed anything, rerun
13984 reload_combine.
13985 (RELOAD_COMBINE_MAX_USES): Bump to 16.
13986 (last_jump_ruid): New static variable.
13987 (struct reg_use): New members CONTAINING_MEM and RUID.
13988 (reg_state): New members ALL_OFFSETS_MATCH and REAL_STORE_RUID.
13989 (reload_combine_split_one_ruid, reload_combine_split_ruids,
13990 reload_combine_purge_insn_uses, reload_combine_closest_single_use
13991 reload_combine_purge_reg_uses_after_ruid,
13992 reload_combine_recognize_const_pattern): New static functions.
13993 (reload_combine_recognize_pattern): Verify that ALL_OFFSETS_MATCH
13994 is true for our reg and that we have available index regs.
13995 (reload_combine_note_use): New args RUID and CONTAINING_MEM. All
13996 callers changed. Use them to initialize fields in struct reg_use.
13997 (reload_combine): Initialize last_jump_ruid. Be careful when to
13998 take PREV_INSN of the scanned insn. Update REAL_STORE_RUID fields.
13999 Call reload_combine_recognize_const_pattern.
14000 (reload_combine_note_store): Update REAL_STORE_RUID field.
14001
14002 2010-07-16 Jason Merrill <jason@redhat.com>
14003
14004 * Makefile.in (opts-common.o): Depend on options.h.
14005
14006 2010-07-16 Nathan Froyd <froydnj@codesourcery.com>
14007
14008 * tree.c (build_common_builtin_nodes): Use build_function_type_list
14009 instead of build_function_type.
14010 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
14011 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14012
14013 2010-07-16 Nathan Froyd <froydnj@codesourcery.com>
14014
14015 * config/rs6000/rs6000.c (rs6000_emit_sISEL): Let rs6000_emit_int_cmove
14016 do all the work.
14017 (rs6000_emit_int_cmove): Use function pointers for insn generation.
14018 Don't force values into registers unnecessarily.
14019 (output_isel): Assert that we're not given conditions we can't handle.
14020 Delete corresponding code.
14021 * config/rs6000/rs6000.md (isel_signed_<mode>): Use
14022 scc_comparison_operator constraint. Permit 0 for the consequent
14023 operand. Permit any GPR for the alternative operand.
14024 (isel_unsigned_<mode>): Likewise.
14025
14026 2010-07-16 Jakub Jelinek <jakub@redhat.com>
14027
14028 PR target/44942
14029 * config/i386/i386-protos.h (ix86_function_arg_boundary): Change second
14030 argument to const_tree.
14031 * config/i386/i386.c (function_arg_advance): If padding needs to be
14032 inserted before argument, increment cum->words by number of padding
14033 words as well.
14034 (contains_aligned_value_p): Change argument to const_tree.
14035 (ix86_function_arg_boundary): Change second argument to const_tree.
14036
14037 2010-07-16 Bernd Schmidt <bernds@codesourcery.com>
14038
14039 PR target/42235
14040 * function.c (record_hard_reg_sets): New static function.
14041 (assign_parm_setup_reg): If an optab for extending exists and the
14042 generated code clobbbers no hard regs, emit the insn directly and
14043 create a REG_EQUIV note.
14044
14045 2010-07-15 Nathan Froyd <froydnj@codesourcery.com>
14046
14047 * c-decl.c (detect_field_duplicates): Use DECL_CHAIN insted of
14048 TREE_CHAIN.
14049 * c-typeck.c (push_init_level): Likewise.
14050 (process_init_element): Likewise.
14051
14052 2010-07-15 Anatoly Sokolov <aesok@post.ru>
14053
14054 * tree.h (enum tree_index): Add TI_INTEGER_THREE.
14055 (integer_three_node): Add.
14056 * tree.c (build_common_tree_nodes_2): Use integer_type_node insead of
14057 NULL_TREE in build_int_cst calls. Initialize the integer_three_node.
14058 * builtins.c (expand_builtin_prefetch): Use common tree nodes instead
14059 of call build_int_cst.
14060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto.
14061 * tree-ssa-loop-ivopts.c (idx_find_step): Ditto.
14062 (find_interesting_uses_address): Ditto.
14063 * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto.
14064 * tree-eh.c (lower_eh_constructs_2): Ditto.
14065 * tree-vect-loop.c (get_initial_def_for_induction): Ditto.
14066 * c-typeck.c (really_start_incremental_init, push_init_level): Ditto.
14067 * expmed.c (expand_divmod): Ditto.
14068 * tree-mudflap.c (mx_register_decls): Ditto.
14069 * varasm.c (array_size_for_constructor): Ditto.
14070 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14071 * c-parser.c (c_parser_postfix_expression): Ditto.
14072
14073 2010-07-15 Bernd Schmidt <bernds@codesourcery.com>
14074
14075 * postreload.c (last_label_ruid, first_index_reg, last_index_reg):
14076 New static variables.
14077 (reload_combine_recognize_pattern): New static function, broken out
14078 of reload_combine.
14079 (reload_combine): Use it. Only initialize first_index_reg and
14080 last_index_reg once.
14081
14082 2010-07-15 Richard Henderson <rth@redhat.com>
14083
14084 * cgraphunit.c (cgraph_build_static_cdtor): Clear current_function_decl
14085 when done.
14086
14087 2010-07-15 Jan Hubicka <jh@suse.cz>
14088
14089 * lto-symtab.c (lto_symtab_resolve_symbols): Remove hack handling
14090 comdats for broken gold.
14091 (lto_sy mtab_merge_decls_1): Set used_from_object_file correctly.
14092
14093 2010-07-15 Nathan Froyd <froydnj@codesourcery.com>
14094
14095 * tree.h (TREE_RTL_OPERAND_CHECK): Delete.
14096
14097 2010-07-15 Nathan Froyd <froydnj@codesourcery.com>
14098
14099 * tree.h (DECL_CHAIN): Define.
14100 * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
14101 * c-decl.c: Likewise.
14102 * c-parser.c: Likewise.
14103 * c-typeck.c: Likewise.
14104 * cfgexpand.c: Likewise.
14105 * cgraph.c: Likewise.
14106 * cgraphunit.c: Likewise.
14107 * combine.c: Likewise.
14108 * config/alpha/alpha.c: Likewise.
14109 * config/arm/arm.c: Likewise.
14110 * config/frv/frv.c: Likewise.
14111 * config/i386/i386.c: Likewise.
14112 * config/i386/winnt-cxx.c: Likewise.
14113 * config/ia64/ia64.c: Likewise.
14114 * config/iq2000/iq2000.c: Likewise.
14115 * config/mep/mep.c: Likewise.
14116 * config/mips/mips.c: Likewise.
14117 * config/pa/som.h: Likewise.
14118 * config/rs6000/rs6000.c: Likewise.
14119 * config/s390/s390.c: Likewise.
14120 * config/sh/sh.c: Likewise.
14121 * config/sh/symbian-cxx.c: Likewise.
14122 * config/sparc/sparc.c: Likewise.
14123 * config/spu/spu.c: Likewise.
14124 * config/stormy16/stormy16.c: Likewise.
14125 * config/vxworks.c: Likewise.
14126 * config/xtensa/xtensa.c: Likewise.
14127 * coverage.c: Likewise.
14128 * dbxout.c: Likewise.
14129 * dwarf2out.c: Likewise.
14130 * emit-rtl.c: Likewise.
14131 * expr.c: Likewise.
14132 * function.c: Likewise.
14133 * gimple-low.c: Likewise.
14134 * gimple-pretty-print.c: Likewise.
14135 * gimplify.c: Likewise.
14136 * integrate.c: Likewise.
14137 * ipa-inline.c: Likewise.
14138 * ipa-prop.c: Likewise.
14139 * ipa-split.c: Likewise.
14140 * ipa-struct-reorg.c: Likewise.
14141 * ipa-type-escape.c: Likewise.
14142 * langhooks.c: Likewise.
14143 * lto-cgraph.c: Likewise.
14144 * omp-low.c: Likewise.
14145 * stor-layout.c: Likewise.
14146 * tree-cfg.c: Likewise.
14147 * tree-complex.c: Likewise.
14148 * tree-dfa.c: Likewise.
14149 * tree-dump.c: Likewise.
14150 * tree-inline.c: Likewise.
14151 * tree-mudflap.c: Likewise.
14152 * tree-nested.c: Likewise.
14153 * tree-object-size.c: Likewise.
14154 * tree-pretty-print.c: Likewise.
14155 * tree-sra.c: Likewise.
14156 * tree-ssa-live.c: Likewise.
14157 * tree-ssa-loop-niter.c: Likewise.
14158 * tree-ssa-math-opts.c: Likewise.
14159 * tree-ssa-reassoc.c: Likewise.
14160 * tree-ssa-sccvn.c: Likewise.
14161 * tree-ssa-structalias.c: Likewise.
14162 * tree-tailcall.c: Likewise.
14163 * tree-vrp.c: Likewise.
14164 * tree.c: Likewise.
14165 * var-tracking.c: Likewise.
14166 * varasm.c: Likewise.
14167
14168 2010-07-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14169
14170 PR target/44877
14171 * config/spu/spu.c (spu_expand_builtin_1): Allow references
14172 (as well as pointers) as argument to mask_for_load builtins.
14173
14174 2010-07-15 Richard Guenther <rguenther@suse.de>
14175
14176 PR tree-optimization/44946
14177 * tree-ssa-structalias.c (get_constraint_for_component_ref): Deal
14178 with accessing only padding properly.
14179
14180 2010-07-15 Jan Hubicka <jh@suse.cz>
14181
14182 * ipa.c (function_and_variable_visibility): Variables marked as used
14183 should not be localized.
14184
14185 2010-07-15 Jan Hubicka <jh@suse.cz>
14186
14187 * cgraph.c: Include lto-streamer.h
14188 (change_decl_assembler_name): Work when assembler name hash is at place.
14189 (cgraph_make_decl_local): When localizing COMDAT symbol at WPA stage,
14190 be sure to rename it to avoid name clash.
14191 * ipa.c (cgraph_externally_visible_p, function_and_variable_visibility):
14192 Localize hidden symbols only when locally defined.
14193
14194 2010-07-15 Uros Bizjak <ubizjak@gmail.com>
14195
14196 * config/i386/i386.h (SHIFT_COUNT_TRUNCATED): Expand comment.
14197
14198 2010-07-15 Magnus Granberg <zorry@gentoo.org>
14199 Kevin F. Quinn <kevquinn@gentoo.org>
14200
14201 * builtins.c (expand_builtin_init_trampoline): Warn for -Wtrampolines.
14202 * common.opt: Add -Wtrampolines.
14203 * doc/invoke.texi: Add -Wtrampolines.
14204
14205 2010-07-15 Jie Zhang <jie@codesourcery.com>
14206
14207 * config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve
14208 cortex_a8_issue_ls.
14209
14210 2010-07-15 Dave Korn <dave.korn.cygwin@gmail.com>
14211
14212 * config/i386/cygwin.h (LIBGCJ_SONAME): Update.
14213 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
14214
14215 2010-07-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14216
14217 * config/spu/spu.c (reg_names): Remove prototype.
14218 (call_used_regs): Likewise.
14219
14220 2010-07-14 Dave Korn <dave.korn.cygwin@gmail.com>
14221
14222 * config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute
14223 "unused" with attribute "used".
14224 (__JCR_END__): Likewise.
14225 * config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing
14226 "used" attribute.
14227 (__JCR_LIST__): Replace attribute "unused" with attribute "used".
14228
14229 2010-07-14 Richard Guenther <rguenther@suse.de>
14230
14231 * lto-streamer-in.c (maybe_fixup_handled_component): Remove.
14232 (maybe_fixup_decls): Likewise.
14233 (input_gimple_stmt): Do not fixup anything.
14234 * lto-streamer-out.c (output_gimple_stmt): Make sure all
14235 non-automatic variable uses are wrapped inside a MEM_REF.
14236
14237 2010-07-14 Richard Henderson <rth@redhat.com>
14238
14239 * passes.c (rest_of_decl_compilation): Do not call assemble_variable
14240 for functions.
14241 * varasm.c (assemble_variable): Remove early exit for functions;
14242 assert that we're given a variable.
14243
14244 2010-07-14 Jie Zhang <jie@codesourcery.com>
14245
14246 * config/arm/cortex-a8.md (cortex_a8_alu): Don't use
14247 cortex_a8_default when neon_type is not none.
14248
14249 2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
14250
14251 * lower-subreg.c (subreg_context): New static bitmap.
14252 (decompose_multiword_subregs): Allocate and free it.
14253 (find_decomposable_subregs): Set a bit in it for a register that
14254 occurs in a subreg that changes mode but not size.
14255 (can_decompose_p): Test it instead of non_decomposable_context.
14256
14257 2010-07-14 Richard Guenther <rguenther@suse.de>
14258
14259 PR tree-optimization/44824
14260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use
14261 is_gimple_mem_ref_addr.
14262 (tree_ssa_forward_propagate_single_use_vars): Do not propagate
14263 non-decl_address_invariant_p addresses.
14264
14265 2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
14266
14267 * reload.c (find_reloads): Revert code to penalize small register
14268 classes that was brought in with the IRA merge.
14269
14270 2010-07-14 Richard Guenther <rguenther@suse.de>
14271
14272 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF
14273 as base of ARRAY_REFs.
14274
14275 2010-07-14 Richard Guenther <rguenther@suse.de>
14276
14277 PR middle-end/44930
14278 * tree-pretty-print.c (do_niy): Do not print a newline.
14279
14280 2010-07-14 Bernd Schmidt <bernds@codesourcery.com>
14281
14282 * ira-int.h (struct ira_object): New.
14283 (ira_object_t): New typedef. Add DEF_VEC_P and DEF_VEC_ALLOC_P for it.
14284 (struct ira_allocno): Remove members min, max,
14285 conflict_allocno_array, conflict_id, conflict_allocno_array_size,
14286 conflict_allocnos_num and conflict_vec_p. Add new member object.
14287 (OBJECT_CONFLICT_ARRAY, OBJECT_CONFLICT_VEC_P,
14288 OBJECT_NUM_CONFLICTS, OBJECT_CONFLICT_ARRAY_SIZE,
14289 OBJECT_CONFLICT_HARD_REGS, OBJECT_TOTAL_CONFLICT_HARD_REGS,
14290 OBJECT_MIN, OBJECT_MAX, OBJECT_CONFLICT_ID): Renamed from
14291 ALLOCNO_CONFLICT_ALLOCNO_ARRAY, ALLOCNO_CONFLICT_VEC_P,
14292 ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE,
14293 ALLOCNO_CONFLICT_HARD_REGS, ALLOCNO_TOTAL_CONFLICT_HARD_REGS)
14294 ALLOCNO_MIN, ALLOCNO_MAX, and ALLOCNO_CONFLICT_ID; now operate on
14295 an ira_object_t rather than ira_allocno_t. All uses changed.
14296 (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
14297 contains a vector of ira_object_t; all uses changed.
14298 (ira_objects_num): Declare variable.
14299 (ira_create_allocno_object): Declare function.
14300 (ira_conflict_vector_profitable_p): Adjust prototype.
14301 (ira_allocate_conflict_vec): Renamed from
14302 ira_allocate_allocno_conflict_vec; first arg now ira_object_t.
14303 (ira_allocate_object_conflicts): Renamed from
14304 ira_allocate_allocno_conflicts; first arg now ira_object_t.
14305 (struct ira_object_iterator): New.
14306 (ira_object_iter_init, ira_object_iter_cond, FOR_EACH_OBJECT): New.
14307 (ira_allocno_conflict_iterator): Renamed member allocno_conflict_vec_p
14308 to conflict_vec_p. All uses changed.
14309 (ira_allocno_conflict_iter_init, ira_allocno_conflict_iter_cond):
14310 Changed to take into account that conflicts are now tracked for
14311 objects.
14312 * ira-conflicts.c (OBJECTS_CONFLICT_P): Renamed from CONFLICT_ALLOCNO_P.
14313 Args changed to accept ira_object_t. All uses changed.
14314 (allocnos_conflict_p): New static function.
14315 (collected_conflict_objects): Renamed from collected_allocno_objects;
14316 now a vector of ira_object_t. All uses changed.
14317 (build_conflict_bit_table): Changed to take into account that
14318 conflicts are now tracked for objects.
14319 (process_regs_for_copy, propagate_copies, build_allocno_conflicts)
14320 (print_allocno_conflicts, ira_build_conflicts): Likewise.
14321 * ira-color.c (assign_hard_reg, setup_allocno_available_regs_num)
14322 setup_allocno_left_conflicts_size, allocno_reload_assign,
14323 fast_allocation): Likewise.
14324 * ira-lives.c (make_hard_regno_born, make_allocno_born)
14325 process_single_reg_class_operands, process_bb_node_lives): Likewise.
14326 * ira-emit.c (modify_move_list, add_range_and_copies_from_move_list):
14327 Likewise.
14328 * ira-build.c (ira_objects_num): New variable.
14329 (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
14330 contains a vector of ira_object_t; all uses changed.
14331 (ira_object_id_map_vec): Corresponding change.
14332 (object_pool): New static variable.
14333 (initiate_allocnos): Initialize it.
14334 (finish_allocnos): Free it.
14335 (ira_create_object, ira_create_allocno_object, create_allocno_objects):
14336 New functions.
14337 (ira_create_allocno): Don't set members that were removed.
14338 (ira_set_allocno_cover_class): Don't change conflict hard regs.
14339 (merge_hard_reg_conflicts): Changed to take into account that
14340 conflicts are now tracked for objects.
14341 (ira_conflict_vector_profitable_p, ira_allocate_conflict_vec,
14342 allocate_conflict_bit_vec, ira_allocate_object_conflicts,
14343 compress_conflict_vecs, remove_low_level_allocnos, ira_flattening,
14344 setup_min_max_allocno_live_range_point, allocno_range_compare_func,
14345 setup_min_max_conflict_allocno_ids, ): Likewise.
14346 (add_to_conflicts): Renamed from add_to_allocno_conflicts, args changed
14347 to ira_object_t; all callers changed.
14348 (ira_add_conflict): Renamed from ira_add_allocno_conflict, args changed
14349 to ira_object_t, all callers changed.
14350 (clear_conflicts): Renamed from clear_allocno_conflicts, arg changed
14351 to ira_object_t, all callers changed.
14352 (conflict_check, curr_conflict_check_tick): Renamed from
14353 allocno_conflict_check and curr_allocno_conflict_check_tick; all uses
14354 changed.
14355 (compress_conflict_vec): Renamed from compress_allocno_conflict_vec,
14356 arg changed to ira_object_t, all callers changed.
14357 (create_cap_allocno): Call ira_create_allocno_object.
14358 (finish_allocno): Free the corresponding object.
14359 (sort_conflict_id_map): Renamed from sort_conflict_id_allocno_map; all
14360 callers changed. Adjusted for dealing with objects.
14361 (ira_build): Call create_allocno_objects after ira_costs. Adjusted for
14362 dealing with objects.
14363 * ira.c (ira_bad_reload_regno_1): Adjusted for dealing with objects.
14364
14365 * ira-int.h (struct live_range): Rename allocno member to object
14366 and change type to ira_object_t.
14367 (struct ira_object): New member live_ranges.
14368 (struct ira_allocno): Remove member live_ranges.
14369 (ALLOCNO_LIVE_RANGES): Remove.
14370 (OBJECT_LIVE_RANGES): New macro.
14371 (ira_create_live_range, ira_copy_live_range_list,
14372 ira_merge_live_range_list, ira_live_ranges_intersect_p,
14373 ira_finish_live_range, ira_finish_live_range_list): Adjust declarations.
14374 * ira-build.c (ira_create_object): Initialize live ranges here.
14375 (ira_create_allocno): Not here.
14376 (ira_create_live_range): Rename from ira_create_allocno_live_range, arg
14377 changed to ira_object_t, all callers changed.
14378 (copy_live_range): Rename from copy_allocno_live_range, all callers
14379 changed.
14380 (ira_copy_live_range_list): Rename from
14381 ira_copy_allocno_live_range_list, all callers changed.
14382 (ira_merge_live_ranges): Rename from ira_merge_allocno_live_range_list,
14383 all callers changed.
14384 (ira_live_ranges_intersect_p): Rename from
14385 ira_allocno_live_ranges_intersect_p, all callers changed.
14386 (ira_finish_live_range): Rename from ira_finish_allocno_live_range, all
14387 callers changed.
14388 (ira_finish_live_range_list): Rename from
14389 ira_finish_allocno_live_range_list, all callers changed.
14390 (change_object_in_range_list): Rename from change_allocno_in_range_list,
14391 last arg changed to ira_object_t, all callers changed.
14392 (finish_allocno): Changed to expect live ranges in the allocno's object.
14393 (move_allocno_live_ranges, copy_allocno_live_ranges,
14394 update_bad_spill_attribute, setup_min_max_allocno_live_range_point,
14395 ira_flattening, ira_build): Likewise.
14396 * ira-color.c (allocnos_have_intersected_live_ranges_p,
14397 slot_coalesced_allocno_live_ranges_intersect,
14398 setup_slot_coalesced_allocno_live_ranges, fast_allocation): Likewise.
14399 * ira-conflicts.c (build_conflict_bit_table): Likewise.
14400 * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
14401 * ira-lives.c (make_allocno_born, update_allocno_pressure_excess_length,
14402 make_allocno_dead, create_start_finish_chains,
14403 remove_some_program_points_and_update_live_ranges,
14404 ira_debug_live_range_list): Likewise.
14405
14406 * ira-int.h (ira_object_conflict_iterator): Rename from
14407 ira_allocno_conflict_iterator.
14408 (ira_object_conflict_iter_init): Rename from
14409 ira_allocno_conflict_iter_init, second arg changed to
14410 * ira.c (check_allocation): Use FOR_EACH_OBJECT_CONFLICT rather than
14411 FOR_EACH_ALLOCNO_CONFLICT.
14412 * ira-color.c (assign_hard_reg, push_allocno_to_stack)
14413 setup_allocno_left_conflicts_size, coalesced_allocno_conflict_p,
14414 ira_reassign_conflict_allocnos, ira_reassign_pseudos): Likewise.
14415 * ira-conflicts.c (print_allocno_conflicts): Likewise.
14416
14417 2010-07-13 Joern Rennecke <joern.rennecke@embecosm.com>
14418
14419 PR other/44874
14420 * tree-dump.c (dump_options): Add enumerate_locals entry.
14421 Add TDF_NOID exclusion to all entry.
14422 * tree-dump.h (dump_enumerated_decls): Declare.
14423 * tree-pretty-print.c (dump_generic_node): For TDF_NOID,
14424 Don't display type uid.
14425 (print_declaration): Don't crash on TREE_TYPE (t) == 0.
14426 * tree-pass.h (TDF_ENUMERATE_LOCALS): Define.
14427 * tree-ssa-live.c: Include gimple.h.
14428 (numbered_tree_d): New struct.
14429 (numbered_tree): New typedef.
14430 (DEF_VEC_O (numbered_tree): New.
14431 (DEF_VEC_ALLOC_O (numbered_tree, heap)): Likewise.
14432 (compare_decls_by_uid, dump_enumerated_decls_push): New functions.
14433 (dump_enumerated_decls): Likewise.
14434 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): If comparing
14435 debug info and flag_dump_final_insns, call dump_enumerated_decls.
14436 * tree-cfg.c (dump_function_to_file): Call dump_enumerated_decls.
14437 * Makefile.in (tree-ssa-live.o): Depend on $(GIMPLE_H).
14438
14439 2010-07-13 Richard Sandiford <rdsandiford@googlemail.com>
14440
14441 * expmed.h (MAX_BITS_PER_WORD): Move to...
14442 * defaults.h (MAX_BITS_PER_WORD): ...here.
14443
14444 2010-07-13 DJ Delorie <dj@redhat.com>
14445
14446 * config/h8300/h8300.c (h8300_init_once): Default to
14447 -fstrict_volatile_bitfields.
14448
14449 * config/sh/sh.c (sh_override_options): Default to
14450 -fstrict_volatile_bitfields.
14451
14452 * config/rx/rx.c (rx_option_override): New.
14453
14454 * config/m32c/m32c.c (m32c_override_options): Default to
14455 -fstrict_volatile_bitfields.
14456
14457 2010-07-13 Nathan Froyd <froydnj@codesourcery.com>
14458
14459 * tree.h (build_function_call_expr): Delete.
14460 (build_call_expr_loc_array): New function.
14461 (build_call_expr_loc_vec): New function.
14462 * tree-flow.h (struct omp_region): Change type of ws_args field
14463 to a VEC.
14464 * builtins.c (build_function_call_expr): Delete.
14465 (build_call_expr_loc_array): New function.
14466 (build_call_expr_loc): Call it. Use XALLOCAVEC.
14467 (build_call_expr): Likewise.
14468 (build_call_expr_loc_vec): New function.
14469 * cgraphunit.c (build_cdtor): Call build_call_expr instead of
14470 build_function_call_expr.
14471 * expr.c (emutls_var_address): Likewise.
14472 * varasm.c (emutls_common_1): Likewise.
14473 * omp-low.c (expand_omp_atomic_mutex): Likewise.
14474 (expand_omp_taskreg): Adjust for new type of region->ws_args.
14475 (get_ws_args_for): Return a VEC instead of a tree.
14476 (expand_parallel_call): Call build_call_expr_loc_vec instead of
14477 build_function_call_expr.
14478 * stor-layout.c (self_referential_size): Likewise.
14479
14480 2010-07-13 Jakub Jelinek <jakub@redhat.com>
14481
14482 PR testsuite/44701
14483 * recog.c (constrain_operands): Allow side-effects in memory
14484 operands if either < or > constraint is used, rather than if
14485 both < and > is used.
14486
14487 2010-07-13 Richard Guenther <rguenther@suse.de>
14488
14489 PR middle-end/44911
14490 * tree-pretty-print.c (dump_generic_node): Use TDF_SLIM for
14491 MEM_REF pointer type dumping. Avoid recursing for TYPE_DECLs
14492 without name.
14493
14494 2010-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
14495
14496 PR target/44761
14497 * mode-switching.c (optimize_mode_switching): Add ATTRIBUTE_UNUSED
14498 to variable emited.
14499 * config/sh/sh.c (sh_expand_epilogue): Remove unused variable.
14500 * config/sh/sh.md (symGOT_load): Likewise.
14501 (symDTPOFF2reg): Likewise.
14502 (symTPOFF2reg): Likewise.
14503
14504 2010-07-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14505
14506 * expmed.c (MAX_BITS_PER_WORD): Moved to expmed.h.
14507 * expmed.h (MAX_BITS_PER_WORD): Moved from expmed.c.
14508
14509 2010-07-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14510
14511 * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct
14512 explanation.
14513 Find ucontext_t * on Solaris 11.
14514 (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern.
14515 Handle new Solaris 11 __sighndlr patterns.
14516
14517 2010-07-13 Jakub Jelinek <jakub@redhat.com>
14518
14519 PR debug/44901
14520 * vec.h (VEC_block_remove): Fix comment.
14521 * tree-ssa-live.c (remove_unused_locals): Don't use
14522 VEC_unordered_remove on local_decls, instead replace a single
14523 vector element in each iteration if at least one element had
14524 to be removed and VEC_truncate at the end.
14525 * omp-low.c (expand_omp_taskreg): Likewise.
14526
14527 2010-07-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
14528
14529 * c-decl.c (finish_function): Fix typo in comment.
14530
14531 2010-07-12 H.J. Lu <hongjiu.lu@intel.com>
14532
14533 PR bootstrap/44921
14534 * postreload.c (move2add_use_add3_insn): Silence gcc warning
14535 on min_regno.
14536
14537 2010-07-12 Jakub Jelinek <jakub@redhat.com>
14538
14539 * tree-vrp.c (simplify_bit_ops_using_ranges): New function.
14540 (simplify_stmt_using_ranges): Use it.
14541
14542 2010-07-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14543
14544 * config/spu/spu.h (struct spu_builtin_description): Remove FNDECL
14545 member. Do not mark as GTY(()).
14546 * config/spu/spu.c (spu_builtins): Remove FNDECL initializer elements.
14547 (spu_builtin_decls): New static variable.
14548 (spu_builtin_decl): Use it instead of spu_builtins[].fndecl.
14549 (spu_init_builtins): Likewise.
14550 (spu_builtin_mul_widen_even): Likewise.
14551 (spu_builtin_mul_widen_odd): Likewise.
14552 (spu_builtin_mask_for_load): Likewise.
14553 (spu_builtin_vec_perm): Likewise.
14554 * config/spu/spu-c.c: Include "target.h".
14555 (spu_resolve_overloaded_builtin): Call targetm.builtin_decl instead
14556 of using spu_builtins[].fndecl.
14557
14558 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14559
14560 * config/mips/mips.c (mips_override_options): Make -mflip-mips16
14561 imply -minterlink-mips16.
14562
14563 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14564
14565 * config/mips/mips.h (mips16_globals): Declare.
14566 (SWITCHABLE_TARGET): Define.
14567 * config/mips/mips.c: Include target-globals.h.
14568 (mips16_globals): New variable.
14569 (mips_set_mips16_mode): Use save_target_globals and
14570 restore_target_globals instead of target_reinit.
14571
14572 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14573
14574 * reginfo.c (init_reg_sets): Don't zero globals here. Update comment
14575 to say that the function can be called more than once.
14576 * target-globals.c (save_target_globals): Call init_reg_sets.
14577
14578 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14579
14580 * Makefile.in (bb-reorder.o, target-globals.o): Depend on bb-reorder.h
14581 * bb-reorder.h: New file.
14582 * bb-reorder.c (default_target_bb_reorder): New variable.
14583 (this_target_bb_reorder): New conditional variable.
14584 (uncond_jump_length): Redefine as a macro.
14585 * target-globals.h (this_target_bb_reorder): Declare.
14586 (target_globals): Add a bb_reorder field.
14587 (restore_target_globals): Copy the bb_reorder field to
14588 this_target_bb-reorder.
14589 * target-globals.c: Include bb-reorder.h.
14590 (default_target_globals): Initialize the bb_reorder field.
14591 (save_target_globals): Likewise.
14592
14593 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14594
14595 * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h..
14596 * gcse.h: New file.
14597 * gcse.c: Include gcse.h.
14598 (default_target_gcse): New variable.
14599 (this_target_gcse): New conditional variable.
14600 (can_copy): Redefine as a macro.
14601 (can_copy_init_p): New macro.
14602 (can_copy_p): Remove can_copy_init_p.
14603 * target-globals.h (this_target_gcse): Declare.
14604 (target_globals): Add a gcse field.
14605 (restore_target_globals): Copy the gcse field to this_target_gcse.
14606 * target-globals.c: Include gcse.h.
14607 (default_target_globals): Initialize the gcse field.
14608 (save_target_globals): Likewise.
14609
14610 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14611
14612 * ira-int.h (target_ira_int): Add x_ira_prohibited_mode_move_regs
14613 and x_ira_prohibited_mode_move_regs_initialized_p.
14614 (ira_prohibited_mode_move_regs): Redefine as a macro.
14615 * ira.c (ira_prohibited_mode_move_regs): Delete.
14616 (ira_prohibited_mode_move_regs_initialized_p): Redefine as a macro.
14617
14618 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14619
14620 * reload.h (target_reload): Add x_cached_reg_save_code and
14621 x_cached_reg_restore_code.
14622 * caller-save.c (cached_reg_save_code, cached_reg_restore_code):
14623 Redefine as macros.
14624
14625 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14626
14627 * Makefile.in (target-globals.o): Depend on builtins.h.
14628 * builtins.h: New file.
14629 * builtins.c: Include builtins.h.
14630 (default_target_builtins): New variable.
14631 (this_target_builtins): New conditional variable.
14632 (apply_args_mode, apply_result_mode): Redefine as macros.
14633 * target-globals.h (this_target_builtins): Declare.
14634 (target_globals): Add a builtins field.
14635 (restore_target_globals): Copy the builtins field to
14636 this_target_builtins.
14637 * target-globals.c: Include builtins.h.
14638 (default_target_globals): Initialize the builtins field.
14639 (save_target_globals): Likewise.
14640
14641 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14642
14643 * expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST)
14644 (algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved
14645 from expmed.c.
14646 (target_expmed): Add x_alg_hash and x_alg_hash_used_p.
14647 (alg_hash, alg_hash_used_p): New macros.
14648 * expmed.c (init_expmed): Clear alg_hash if reinitializing.
14649 (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm)
14650 (alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h.
14651
14652 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14653
14654 * ira-int.h (target_ira_int): Add x_max_struct_costs_size, x_init_cost,
14655 x_temp_costs, x_op_costs, x_this_op_costs and x_cost_classes.
14656 * ira-costs.c (max_struct_costs_size, init_cost, temp_costs, op_costs)
14657 (this_op_costs, costs_classes): Redefine as macros.
14658 (record_reg_classes): Don't take op_costs as a parameter.
14659 (record_operand_costs): Likewise. Update calls to record_reg_classes.
14660 (scan_one_insn): Update call to record_operand_costs.
14661
14662 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14663
14664 * Makefile.in (target-globals.o): Depend on $(IRA_INT_H).
14665 * ira-int.h (ira_max_nregs, ira_important_class_nums): Delete.
14666 (target_ira_int): New structure.
14667 (default_target_ira_int): Declare.
14668 (this_target_ira_int): Declare as a variable or define as a macro.
14669 (ira_reg_mode_hard_regset, ira_register_move_cost)
14670 (ira_may_move_in_cost, ira_may_move_out_cost, ira_class_subset_p)
14671 (ira_non_ordered_class_hard_regs, ira_class_hard_reg_index)
14672 (prohibited_class_mode_regs, ira_important_classes_num)
14673 (ira_important_classes, ira_reg_class_intersect)
14674 (ira_reg_classes_intersect_p, ira_reg_class_super_classes)
14675 (ira_reg_class_union): Redefine as macros.
14676 * ira.h (target_ira): New structure.
14677 (default_target_ira): Declare.
14678 (this_target_ira): Declare as a variable or define as a macro.
14679 (ira_available_class_regs, ira_hard_regno_cover_class)
14680 (ira_reg_class_cover_size, ira_reg_class_cover, ira_class_translate)
14681 (ira_reg_class_nregs, ira_memory_move_cost, ira_class_hard_regs)
14682 (ira_class_hard_regs_num): Redefine as macros.
14683 * ira.c (default_target_ira, default_target_ira_int): New variables.
14684 (this_target_ira, this_target_ira_int): New conditional variables.
14685 (ira_reg_mode_hard_regset, ira_memory_move_cost)
14686 (ira_register_move_cost, ira_may_move_in_cost, ira_may_move_out_cost)
14687 (ira_class_subset_p): Delete.
14688 (no_unit_alloc_regs): Redefine as a macro.
14689 (ira_class_hard_regs, ira_non_ordered_class_hard_regs)
14690 (ira_class_hard_regs_num, ira_class_hard_reg_index)
14691 (ira_available_class_regs): Delete.
14692 (alloc_reg_class_subclasses): Redefine as a macro.
14693 (ira_reg_class_cover_size, ira_reg_class_cover)
14694 (ira_important_classes_num, ira_important_classes)
14695 (ira_important_class_nums, ira_class_translate): Delete.
14696 (cover_class_order): Document the variable's lifetime.
14697 (reorder_important_classes): Don't set ira_important_class_nums.
14698 (ira_reg_class_intersect, ira_reg_classes_intersect_p)
14699 (ira_reg_class_super_classes, ira_reg_class_union)
14700 (ira_hard_regno_cover_class, ira_reg_class_nregs, ira_max_nregs):
14701 Delete.
14702 (setup_reg_class_nregs): Don't set ira_max_regs.
14703 (prohibited_class_mode_regs): Delete.
14704 * target-globals.h (this_target_ira, this_target_ira_int): Declare.
14705 (target_globals): Add ira and ira_int fields.
14706 (restore_target_globals): Copy the ira field to this_target_ira
14707 and the ira_int field to this_target_ira_int.
14708 * target-globals.c: Include ira-int.h.
14709 (default_target_globals): Initialize the ira and ira_int fields.
14710 (save_target_globals): Likewise.
14711
14712 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14713
14714 * Makefile.in (target-globals.o): Depend on $(CFGLOOP_H).
14715 * cfgloop.h (target_cfgloop): New structure.
14716 (default_target_cfgloop): Declare.
14717 (this_target_cfgloop): Declare as a variable or define as a macro.
14718 (target_avail_regs, target_clobbered_regs, target_res_regs)
14719 (target_reg_cost, target_spill_cost): Redefine as macros.
14720 * cfgloopanal.c (default_target_cfgloop): New variable.
14721 (this_target_cfgloop): New conditional variable.
14722 (target_avail_regs, target_clobbered_regs, target_res_regs)
14723 (target_reg_cost, target_spill_cost): Delete.
14724 * target-globals.h (this_target_cfgloop): Declare.
14725 (target_globals): Add a cfgloop field.
14726 (restore_target_globals): Copy the cfgloop field to
14727 this_target_cfgloop.
14728 * target-globals.c: Include cfgloop.h.
14729 (default_target_globals): Initialize the cfgloop field.
14730 (save_target_globals): Likewise.
14731
14732 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14733
14734 * regs.h (target_regs): Add x_direct_load, x_direct_store and
14735 x_float_extend_from_mem.
14736 (direct_load, direct_store, float_extend_from_mem): New macros.
14737 * expr.c (direct_load, direct_store, float_extend_from_mem): Delete.
14738
14739 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14740
14741 * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H).
14742 (target-globals.o): Depend on $(LIBFUNCS_H).
14743 * libfuncs.h: Include hashtab.h.
14744 (libfunc_entry): Moved from optabs.c.
14745 (target_libfuncs): New structure.
14746 (default_target_libfuncs): Declare.
14747 (this_target_libfuncs): Declare as a variable or define as a macro.
14748 (libfunc_table): Redefine as a macro.
14749 * optabs.c (default_target_libfuncs): New variable.
14750 (this_target_libfuncs): New conditional variable.
14751 (libfunc_table): Delete.
14752 (libfunc_entry): Moved to optabs.h.
14753 (libfunc_hash): Redefine as a macro.
14754 (hash_libfunc, eq_libfunc): Fix comments.
14755 (init_optabs): Use libfunc_hash to detect cases where the function
14756 has already been called. Clear the hash table instead of
14757 recreating it.
14758 * target-globals.h (this_target_libfuncs): Declare.
14759 (target_globals): Add a libfuncs field.
14760 (restore_target_globals): Copy the libfuncs field to
14761 this_target_libfuncs.
14762 * target-globals.c: Include libfuncs.h.
14763 (default_target_globals): Initialize the libfuncs field.
14764 (save_target_globals): Likewise.
14765
14766 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14767
14768 * Makefile.in (LIBFUNCS_H): New variable. Use instead of libfuncs.h
14769 in all dependency lists.
14770
14771 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14772
14773 * Makefile.in (target-globals.o): Depend on $(EXPR_H) and $(OPTABS_H).
14774 * optabs.h (target_optabs): New structure.
14775 (default_target_optabs): Declare.
14776 (this_target_optabs): Declare as a variable or define as a macro.
14777 (optab_table, convert_optab_table, direct_optab_table): Redefine
14778 as macros.
14779 * optabs.c (default_target_optabs): New variable.
14780 (this_target_optabs): New conditional variable.
14781 (optab_table, convert_optab_table, direct_optab_table): Delete.
14782 * target-globals.h (this_target_optabs): Declare.
14783 (target_globals): Add a optabs field.
14784 (restore_target_globals): Copy the optabs field to
14785 this_target_optabs.
14786 * target-globals.c: Include expr.h and optabs.h.
14787 (default_target_globals): Initialize the optabs field.
14788 (save_target_globals): Likewise.
14789
14790 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14791
14792 * flags.h (target_flagstate): Add x_flag_excess_precision.
14793 (flag_excess_precision): Redefine as a macro.
14794 * toplev.c (flag_excess_precision): Delete.
14795
14796 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14797
14798 * defaults.h (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Define if not defined.
14799 * libgcc2.c (MIN_UNITS_PER_WORD): Delete.
14800 * hard-reg-set.h (target_hard_regs): Add x_no_caller_save_reg_set.
14801 (no_caller_save_reg_set): Redefine as a macro.
14802 * reload.h (target_reload): Add x_caller_save_initialized_p and
14803 x_regno_save_mode.
14804 (caller_save_initialized_p): Redefine as a macro.
14805 * caller-save.c (caller_save_initialized_p, no_caller_save_reg_set)
14806 (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Delete.
14807 (regno_save_mode): Redefine as a macro.
14808
14809 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14810
14811 * Makefile.in (expmed.o, target-globals.o): Depend on expmed.h.
14812 * expmed.h: New file.
14813 * expmed.c (default_target_costs): New variable.
14814 (this_target_costs): New conditional variable.
14815 (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, neg_cost)
14816 (shift_cost, shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost)
14817 (sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete.
14818 * target-globals.h (this_target_expmed): Declare.
14819 (target_globals): Add a expmed field.
14820 (restore_target_globals): Copy the expmed field to
14821 this_target_expmed.
14822 * target-globals.c: Include expmed.h.
14823 (default_target_globals): Initialize the expmed field.
14824 (save_target_globals): Likewise.
14825
14826 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14827
14828 * Makefile.in (target-globals.o): Depend on reload.h.
14829 * reload.h (target_reload): New structure.
14830 (default_target_reload): Declare.
14831 (this_target_reload): Declare as a variable or define as a macro.
14832 (indirect_symref_ok, double_reg_address_ok): Redefine as macros.
14833 * reload1.c (default_target_reload): New variable
14834 (this_target_reload): New conditional variable.
14835 (indirect_symref_ok, double_reg_address_ok): Delete.
14836 (spill_indirect_levels): Redefine as a macro.
14837 * target-globals.h (this_target_reload): Declare.
14838 (target_globals): Add a reload field.
14839 (restore_target_globals): Copy the reload field to
14840 this_target_reload.
14841 * target-globals.c: Include hard-reg-set.h.
14842 (default_target_globals): Initialize the reload field.
14843 (save_target_globals): Likewise.
14844
14845 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14846
14847 * rtl.h (target_rtl): Add x_static_reg_base_value.
14848 * alias.c (static_reg_base_value): Redefine as a macro.
14849
14850 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14851
14852 * Makefile.in (reginfo.o): Don't depend on $(GGC_H) or gt-reginfo.h.
14853 (GTFILES): Remove reginfo.c.
14854 * rtl.h (target_rtl): Add x_top_of_stack.
14855 (top_of_stack): New macro.
14856 * reginfo.c: Don't include ggc.h or gt-reginfo.h.
14857 (top_of_stack): Delete.
14858
14859 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14860
14861 * regs.h (target_regs): Add x_hard_regs_of_mode,
14862 x_contains_reg_of_mode, x_move_cost, x_may_move_in_cost,
14863 x_may_move_out_cost and x_last_mode_for_init_move_cost.
14864 (have_regs_of_mode, contains_reg_of_mode, move_cost)
14865 (may_move_in_cost, may_move_out_cost): Redefine as macros.
14866 * reginfo.c (have_regs_of_mode, contains_reg_of_mode, move_cost)
14867 (may_move_in_cost, may_move_out_cost): Delete.
14868 (last_mode_for_init_move_cost): Redefine as a macro.
14869
14870 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14871
14872 * hard-reg-set.h (target_hard_regs): New structure.
14873 (default_target_hard_regs): Declare.
14874 (this_target_hard_regs): Declare as a variable or define as a macro.
14875 (fixed_regs, fixed_reg_set, call_used_regs, call_really_used_regs)
14876 (call_used_reg_set, call_fixed_reg_set, regs_invalidated_by_call)
14877 (reg_alloc_order, inv_reg_alloc_order, reg_class_contents)
14878 (reg_class_size, reg_class_subclasses, reg_class_subunion)
14879 (reg_class_superunion, reg_names): Redefine as macros.
14880 * reginfo.c (fixed_regs, fixed_reg_set, call_used_regs)
14881 (call_used_reg_set, call_really_used_regs, call_fixed_reg_set)
14882 (regs_invalidated_by_call, reg_alloc_order, inv_reg_alloc_order)
14883 (reg_class_contents, reg_class_size, reg_class_subclasses)
14884 (reg_class_subunion, reg_class_superunion, reg_names): Delete.
14885 (default_target_hard_regs): New variable
14886 (this_target_hard_regs, initial_call_really_used_regs)
14887 (initial_reg_alloc_order): New conditional variables.
14888 (initial_reg_names): New variable.
14889 (init_reg_sets): Assert that initial_call_really_used_regs,
14890 initial_reg_alloc_order and initial_reg_names
14891 are all the same size as their variable counterparts. Use them to
14892 initialize those counterparts.
14893 * target-globals.h (this_target_hard_regs): Declare.
14894 (target_globals): Add a hard_regs field.
14895 (restore_target_globals): Copy the hard_regs field to
14896 this_target_hard_regs.
14897 * target-globals.c: Include hard-reg-set.h.
14898 (default_target_globals): Initialize the hard_regs field.
14899 (save_target_globals): Likewise.
14900
14901 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14902
14903 * Makefile.in (target-globals.o): Depend on $(RTL_H).
14904 * rtl.h (target_rtl): New structure.
14905 (default_target_rtl): Declare.
14906 (this_target_rtl): Declare as a variable or define as a macro.
14907 (global_rtl, pic_offset_table_rtx, return_address_pointer_rtx):
14908 Redefine as macros.
14909 * emit-rtl.c (default_target_rtl): New variable.
14910 (this_target_rtl): New conditional variable.
14911 (global_rtl, static_regno_reg_rtx, pic_offset_table_rtx)
14912 (return_address_pointer_rtx): Delete.
14913 (initial_regno_reg_rtx): New macro.
14914 (init_emit): Use initial_regno_reg_rtx instead of static_regno_reg_rtx.
14915 (init_emit_regs): Likewise.
14916 * target-globals.h (this_target_rtl): Declare.
14917 (target_globals): Add a rtl field.
14918 (restore_target_globals): Copy the rtl field to this_target_rtl.
14919 * target-globals.c: Include rtl.h.
14920 (default_target_globals): Initialize the rtl field.
14921 (save_target_globals): Likewise.
14922
14923 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14924
14925 * Makefile.in (target-globals.o): Depend on $(REGS_H).
14926 * regs.h (target_reg_modes): New structure.
14927 (default_target_reg_modes): Declare.
14928 (this_target_reg_modes): Declare as a variable or define as a macro.
14929 (hard_regno_nregs, reg_raw_mode): Redefine as macros.
14930 * reginfo.c (default_target_reg_modes): New variable.
14931 (this_target_reg_modes): New conditional variable.
14932 (hard_regno_nregs, reg_raw_mode): Delete.
14933 * target-globals.h (this_target_regs): Declare.
14934 (target_globals): Add a regs field.
14935 (restore_target_globals): Copy the regs field to this_target_regs.
14936 * target-globals.c: Include regs.h.
14937 (default_target_globals): Initialize the regs field.
14938 (save_target_globals): Likewise.
14939
14940 2010-07-12 Richard Sandiford <rdsandiford@googlemail.com>
14941
14942 * doc/tm.texi.in (SWITCHABLE_TARGET): Document.
14943 * doc/tm.texi: Regenerate.
14944 * Makefile.in (OBJS-common): Add target-globals.o.
14945 (gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H)
14946 and target-globals.h.
14947 (target-globals.o): New rule.
14948 (GTFILES): Include $(srcdir)/target-globals.h.
14949 * defaults.h (SWITCHABLE_TARGET): Define.
14950 * gengtype.c (open_base_files): Add target-globals.h to the
14951 list of includes.
14952 * target-globals.h: New file.
14953 * target-globals.c: Likewise.
14954
14955 * Makefile.in (target-globals.o): Depend on $(FLAGS_H).
14956 * flags.h (target_flag_state): New structure.
14957 (default_target_flag_state): Declare.
14958 (this_target_flag_state): Declare as a variable or define as a macro.
14959 (align_loops_log): Redefine as a macro.
14960 (align_loops_max_skip, align_jumps_log): Likewise.
14961 (align_jumps_max_skip, align_labels_log): Likewise.
14962 (align_labels_max_skip, align_functions_log): Likewise.
14963 * toplev.c (default_target_flag_state): New variable.
14964 (this_target_flag_state): New conditional variable.
14965 (align_loops_log): Delete.
14966 (align_loops_max_skip, align_jumps_log): Likewise.
14967 (align_jumps_max_skip, align_labels_log): Likewise.
14968 (align_labels_max_skip, align_functions_log): Likewise.
14969 * target-globals.h (this_target_flag_state): Declare.
14970 (target_globals): Add a flag_state field.
14971 (restore_target_globals): Copy the flag_state field to
14972 this_target_flag_state.
14973 * target-globals.c: Include flags.h.
14974 (default_target_globals): Initialize the flag_state field.
14975 (save_target_globals): Likewise.
14976
14977 2010-07-12 Jie Zhang <jie@codesourcery.com>
14978
14979 * postreload.c (reg_symbol_ref[]): New.
14980 (move2add_use_add2_insn): New.
14981 (move2add_use_add3_insn): New.
14982 (reload_cse_move2add): Handle SYMBOL + OFFSET case.
14983 (move2add_note_store): Likewise.
14984
14985 2010-07-12 Joern Rennecke <joern.rennecke@embecosm.com>
14986
14987 PR rtl-optimization/44752
14988 * genautomata.c (main): Don't emit an empty file even if there
14989 is no automaton.
14990
14991 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14992
14993 * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to
14994 ix86_solaris_return_in_memory.
14995 * config/i386-protos.h: Reflect this.
14996 * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
14997 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
14998 Move ...
14999 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here.
15000
15001 2010-07-12 Jie Zhang <jie@codesourcery.com>
15002
15003 * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to
15004 align the stack when it's going to be saved.
15005
15006 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15007
15008 PR pch/14940
15009 * config/host-solaris.c (mmap_fixed): New function.
15010 (sol_gt_pch_get_address): Use it.
15011 (sol_gt_pch_use_address): Likewise.
15012
15013 2010-07-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15014
15015 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
15016 pentiumpro on Solaris 8 and 9/x86.
15017 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as.
15018 Document SSE/SSE2 support.
15019 * doc/sourcebuild.texi (Effective-Target Keywords): Document sse.
15020
15021 2010-07-12 Andi Kleen <ak@linux.intel.com>
15022
15023 * lto-symtab.c (lto_symtab_merge_decls_1): Use fatal_error
15024 instead of gcc_assert to print better error message for multiple
15025 prevailing defs.
15026
15027 2010-07-12 Uros Bizjak <ubizjak@gmail.com>
15028
15029 * config/i386/i386.c (ix86_asm_output_function_label): Change format
15030 string placeholder from 0x%x to %#x.
15031 (ix86_code_end): Use putc to output '\n'.
15032 (ix86_print_operand) <case ';'>: Use putc to output ';'.
15033
15034 2010-07-11 Kai Tietz <kai.tietz@onevision.com>
15035
15036 * config/i386/winnt.c (i386_pe_file_end): Quote symbol name
15037 in directive -export.
15038
15039 2010-07-10 Anatoly Sokolov <aesok@post.ru>
15040
15041 * reginfo.h (reg_classes_intersect_p): Change arguments type to
15042 reg_class_t.
15043 * rtl.h (reg_classes_intersect_p): Adjust prototype.
15044
15045 * config/rs6000/rs6000.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
15046 Remove macros.
15047 * config/rs6000/rs6000-protos.h (rs6000_register_move_cost,
15048 rs6000_memory_move_cost): Remove
15049 * config/rs6000/rs6000.c (TARGET_REGISTER_MOVE_COST,
15050 TARGET_MEMORY_MOVE_COST): Define.
15051 (rs6000_register_move_cost): Make static. Change arguments type from
15052 enum reg_class to reg_class_t. Adjust rs6000_memory_move_cost calls.
15053 (rs6000_memory_move_cost): Make static. Change arguments type from
15054 'enum reg_class' to reg_class_t.
15055
15056 2010-07-10 Sandra Loosemore <sandra@codesourcery.com>
15057
15058 PR middle-end/42505
15059 * tree-inline.c (estimate_num_insns): Refactor builtin complexity
15060 lookup code into....
15061 * builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these
15062 new functions.
15063 * tree.h (is_simple_builtin, is_inexpensive_builtin): Declare.
15064 * cfgloopanal.c (target_clobbered_regs): Define.
15065 (init_set_costs): Initialize target_clobbered_regs.
15066 (estimate_reg_pressure_cost): Add call_p argument. When true,
15067 adjust the number of available registers to exclude the
15068 call-clobbered registers.
15069 * cfgloop.h (target_clobbered_regs): Declare.
15070 (estimate_reg_pressure_cost): Adjust declaration.
15071 * tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call.
15072 (ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost.
15073 (determine_set_costs): Dump target_clobbered_regs.
15074 (loop_body_includes_call): New function.
15075 (tree_ssa_iv_optimize_loop): Use it to initialize new field.
15076 * loop-invariant.c (gain_for_invariant): Adjust arguments to pass
15077 call_p flag through.
15078 (best_gain_for_invariant): Likewise.
15079 (find_invariants_to_move): Likewise.
15080 (move_single_loop_invariants): Likewise, using already-computed
15081 has_call field.
15082
15083 2010-07-10 Richard Guenther <rguenther@suse.de>
15084 Joern Rennecke <joern.rennecke@embecosm.com>
15085
15086 PR debug/44832
15087 * tree-ssa-live.c (mark_all_vars_used_1): Set TREE_USED for LABEL_DECL.
15088 (remove_unused_scope_block_p): Don't drop TREE_USED LABEL_DECLs
15089 unless they have DECL_IGNORED_P set.
15090
15091 2010-07-10 Richard Guenther <rguenther@suse.de>
15092
15093 PR lto/44889
15094 * gimple.c (gimple_fixup_complete_and_incomplete_subtype_p): New
15095 helper function.
15096 (gimple_types_compatible_p): Similar to pointed-to
15097 types allow and merge a mix of complete and incomplete aggregate.
15098 Use gimple_fixup_complete_and_incomplete_subtype_p for that.
15099 (iterative_hash_gimple_type): Adjust for that.
15100
15101 2010-07-10 Richard Sandiford <r.sandiford@uk.ibm.com>
15102
15103 * tree.h (DECL_REPLACEABLE_P): Strengthen check for weak symbols.
15104
15105 2010-07-10 Iain Sandoe <iains@gcc.gnu.org>
15106
15107 PR objc/44140
15108 * config/darwin.c (output_objc_section_asm_op): Save and restore
15109 section when outputting ObjC section list.
15110
15111 2010-07-09 Jan Hubicka <jh@suse.cz>
15112
15113 * lto-streamer-out.c (produce_symtab): Do not write alias
15114 cgraph/varpool nodes.
15115
15116 2010-07-09 Jan Hubicka <jh@suse.cz>
15117
15118 * tree-inline.c (declare_return_variable): Fix ICE while
15119 inlining DECL_BY_VALUE function not in SSA form
15120
15121 2010-07-09 Changpeng Fang <changpeng.fang@amd.com>
15122
15123 PR tree-optimization/44576
15124 * tree-ssa-loop-prefetch.c (trip_count_to_ahead_ratio_too_small_p):
15125 New. Pull out from is_loop_prefetching_profitable to implement
15126 the trip count to ahead ratio heuristic.
15127 (mem_ref_count_reasonable_p): New. Pull out from
15128 is_loop_prefetching_profitable to implement the instruction to
15129 memory reference ratio heuristic. Also consider not reasonable if
15130 the memory reference count is above a threshold (to avoid
15131 explosive compilation time.
15132 (insn_to_prefetch_ratio_too_small_p): New. Pull out from
15133 is_loop_prefetching_profitable to implement the instruction to
15134 prefetch ratio heuristic.
15135 (is_loop_prefetching_profitable): Removed.
15136 (loop_prefetch_arrays): Distribute the cost analysis across the
15137 function to allow early exit of the prefetch analysis.
15138 is_loop_prefetching_profitable is splitted into three functions,
15139 with each one called as early as possible.
15140 (PREFETCH_MAX_MEM_REFS_PER_LOOP): New. Threshold above which the
15141 number of memory references in a loop is considered too many.
15142
15143 2010-07-09 Bernd Schmidt <bernds@codesourcery.com>
15144
15145 * reload.c (find_reloads): Don't clear badop if we have a winreg
15146 alternative, but not win, and the class only has fixed regs.
15147 * hard-reg-set.h (class_only_fixed_regs): Declare.
15148 * reginfo.c (class_only_fixed_regs): New array.
15149 (init_reg_sets_1): Initialize it.
15150 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn): Don't
15151 discourage alternatives using the stack pointer.
15152
15153 * config/arm/arm.md (addsi3_cbranch): Switch alternatives 0 and 1.
15154
15155 * config/arm/arm.md (Thumb-1 ldrsb peephole): New.
15156
15157 * config/arm/arm.md (cbranchqi4): Fix array size.
15158 (addsi3_cbranch): Also andle alternative 2 like alternative 3 when
15159 calculating length.
15160
15161 2010-07-09 Richard Guenther <rguenther@suse.de>
15162
15163 * gimple.c (struct type_fixup_s): New struct and VEC type.
15164 (gimple_register_type_fixups): New static global.
15165 (gimple_queue_type_fixup): New function.
15166 (gimple_types_compatible_p): Queue type fixups instead of
15167 applying them here.
15168 (gimple_register_type): Apply queued fixups for the
15169 canonical type. Empty the type fixup queue.
15170
15171 2010-07-09 Uros Bizjak <ubizjak@gmail.com>
15172
15173 * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Fix test.
15174 * configure: Regenerate.
15175 * config.in: Ditto.
15176
15177 2010-07-09 Jakub Jelinek <jakub@redhat.com>
15178 Denys Vlasenko <dvlasenk@redhat.com>
15179 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15180
15181 PR tree-optimization/28632
15182 * tree-vrp.c (zero_nonzero_bits_from_vr): New function.
15183 (extract_range_from_binary_expr): Further optimize
15184 BIT_AND_EXPR and BIT_IOR_EXPR.
15185
15186 2010-07-09 Sebastian Pop <sebastian.pop@amd.com>
15187
15188 * tree-if-conv.c (fold_or_predicates): New.
15189 (add_to_predicate_list): Call it.
15190
15191 2010-07-09 Richard Guenther <rguenther@suse.de>
15192
15193 PR middle-end/44890
15194 * tree-ssa-address.c (create_mem_ref_raw): Only build a MEM_REF
15195 if base is a pointer.
15196 * tree-cfg.c (verify_expr): Update MEM_REF checking.
15197
15198 2010-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
15199
15200 PR target/44877
15201 * config/rs6000/rs6000.c (rs6000_expand_builtin): Use
15202 POINTER_TYPE_P instead of checking only for POINTER_TYPE for the
15203 builtin mask for load/store builtins.
15204
15205 2010-07-09 Uros Bizjak <ubizjak@gmail.com>
15206
15207 * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Also check
15208 for "lock addl".
15209 * configure: Regenerate.
15210 * config/i386/i386.c (ix86_print_operand) <case ';'>:
15211 Remove TARGET_MACHO.
15212
15213 2010-07-09 Peter Bergner <bergner@vnet.ibm.com>
15214
15215 * config/rs6000/rs6000.c (rs6000_override_options): Fix setting of
15216 default ISA flags.
15217 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mvsx.
15218
15219 2010-07-09 Tom de Vries <tjvries@xs4all.nl>
15220
15221 * tree.c (type_hash_if_marked_p): Removed non-ggc_marked_p clause.
15222
15223 2010-07-09 Hariharan Sandanagobalane <hariharan@picochip.com>
15224
15225 * config/picochip/picochip.md (commsTestPort): Emit more
15226 efficient sequence for tstport instruction.
15227
15228 2010-07-09 Uros Bizjak <ubizjak@gmail.com>
15229
15230 * config/i386/i386.c (ix86_veclib_handler): Make static.
15231
15232 2010-07-09 Richard Guenther <rguenther@suse.de>
15233
15234 PR tree-optimization/44852
15235 * tree-ssa-alias.c: Include toplev.h for exact_log2.
15236 (indirect_ref_may_alias_decl_p): Properly handle negative offsets
15237 in MEM_REF.
15238 (indirect_refs_may_alias_p): Likewise.
15239 * Makefile.in (tree-ssa-alias.o): Add $(TOPLEV_H).
15240
15241 2010-07-09 Richard Guenther <rguenther@suse.de>
15242
15243 PR tree-optimization/44882
15244 * tree-vect-stmts.c (vectorizable_store): Do not assert alias
15245 sets do conflict.
15246 (vectorizable_load): Likewise.
15247
15248 2010-07-09 Bernd Schmidt <bernds@codesourcery.com>
15249
15250 PR target/40657
15251 * config/arm/arm.c (thumb1_extra_regs_pushed): New arg FOR_PROLOGUE.
15252 All callers changed.
15253 Handle the case when we're called for the epilogue.
15254 (thumb_unexpanded_epilogue): Use it.
15255 (thumb1_expand_epilogue): Likewise.
15256
15257 2010-07-09 Jakub Jelinek <jakub@redhat.com>
15258
15259 * tree-vrp.c (extract_range_from_binary_expr) <BIT_AND_EXPR>: If
15260 both ranges are range_int_cst_p with non-negative minimum,
15261 try harder to derive smaller range.
15262
15263 2010-07-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
15264
15265 * genrecog.c: Include diagnostic-core.h before toplev.h.
15266 * genoutput.c: Likewise.
15267 * genextract.c: Likewise.
15268 * genautomata.c: Likewise.
15269 * genemit.c: Likewise.
15270 * genpeep.c: Likewise.
15271 * genattrtab.c: Likewise.
15272 * genconditions.c: Likewise.
15273 * genpreds.c: Likewise.
15274
15275 2010-07-08 Andi Kleen <ak@linux.intel.com>
15276
15277 * lto-section-in.c (lto_section_name): Add missing comma.
15278
15279 2010-07-08 Anatoly Sokolov <aesok@post.ru>
15280
15281 * config/ia64/ia64.h (OVERRIDE_OPTIONS): Remove macros.
15282 * config/ia64/ia64-protos.h (ia64_override_options): Remove.
15283 * config/ia64/ia64.c (TARGET_OPTION_OVERRIDE): Define.
15284 (ia64_override_options): Rename to...
15285 (ia64_option_override): ... this one. Make static.
15286
15287 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
15288
15289 PR middle-end/44843
15290 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not rely on the
15291 pointed-to type of the offset in a MEM_REF to compute the alignment.
15292
15293 2010-07-08 Kai Tietz <kai.tietz@onevision.com>
15294
15295 * final.c (final_scan_insn): Replace
15296 TARGET_UNWIND_INFO macro check by unwind_emit
15297 hook NULL check.
15298 * targhooks.c (default_unwind_emit): Removed.
15299 * targhooks.h (default_unwind_emit): Likewise.
15300 * target.def (unwind_emit): Set default value to NULL.
15301
15302 * config/i386/i386-protos.h (ix86_asm_output_function_label):
15303 New prototype.
15304 * config/i386/i386.c (ix86_function_ms_hook_prologue): Check
15305 for NULL fntype argument and allow 64-bit targets.
15306 (ix86_asm_output_function_label): New function.
15307 (ix86_expand_prologue): Handle 64-bit ms hook prologue.
15308 (ix86_handle_fndecl_attribute): Likewise.
15309 * doc/extend.texi (ms_hook_prologue): Adjust documentation.
15310 * doc/doc/tm.texi: Regenerated.
15311 * doc/doc/doc/tm.texi.in (ASM_OUTPUT_FUNCTION_LABEL): New.
15312 (ASM_DECLARE_FUNCTION_NAME): Adjust documentation.
15313 * defaults.h (ASM_OUTPUT_FUNCTION_LABEL): New macro.
15314 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15315 ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL.
15316 * config/elfos.h: Likewise.
15317 * config/i386/cygming.h: Likewise.
15318 * config/netbsd-aout.h: Likewise.
15319 * config/openbsd.h: Likewise.
15320 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_LABEL): Override
15321 by ix86_asm_output_function_label function call.
15322 * varasm.c (assemble_start_function): Use
15323 ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL.
15324
15325 2010-07-08 Jan Hubicka <jh@suse.cz>
15326
15327 * cgraph.c (cgraph_will_be_removed_from_program_if_no_direct_calls):
15328 New function.
15329 * cgraph.h (cgraph_will_be_removed_from_program_if_no_direct_calls):
15330 Declare.
15331 * ipa-cp.c (ipcp_estimate_growth): Use it.
15332 * ipa-inline.c (cgraph_estimate_growth, cgraph_decide_inlining):
15333 Likewise.
15334
15335 2010-07-08 Jan Hubicka <jh@suse.cz>
15336
15337 * tree-inline.c (declare_return_variable): Allocate annotation for new
15338 temporary.
15339
15340 2010-07-08 Sebastian Pop <sebastian.pop@amd.com>
15341
15342 PR tree-optimization/44710
15343 * tree-if-conv.c (parse_predicate): New.
15344 (add_to_predicate_list): Call it, call maybe_fold_or_comparisons.
15345 Make sure that the predicates are either SSA_NAMEs or gimple_condexpr.
15346
15347 2010-07-08 Sebastian Pop <sebastian.pop@amd.com>
15348
15349 * common.opt (ftree-loop-if-convert): New flag.
15350 * doc/invoke.texi (ftree-loop-if-convert): Documented.
15351 * tree-if-conv.c (gate_tree_if_conversion): Enable if-conversion
15352 when flag_tree_loop_if_convert is set.
15353
15354 2010-07-08 Uros Bizjak <ubizjak@gmail.com>
15355
15356 * config/i386/i386.c: Use short syntax for function calls
15357 through function pointers.
15358 * config/i386/i386.md: Ditto.
15359
15360 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
15361
15362 * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues.
15363
15364 2010-07-08 Richard Guenther <rguenther@suse.de>
15365
15366 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Fix
15367 stmt check for POINTER_PLUS_EXPRs, fix the pointer assignment.
15368
15369 2010-07-08 Jakub Jelinek <jakub@redhat.com>
15370
15371 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_const[48]u
15372 instead of DW_OP_addr for DW_OP_GNU_push_tls_address operand.
15373 (loc_list_from_tree): Likewise.
15374 (output_loc_operands): Handle outputting DW_OP_const[48]u
15375 with loc->dtprel set.
15376 (resolve_addr_in_expr): Handle loc->dtprel like DW_OP_addr.
15377
15378 2010-07-08 Jan Hubicka <jh@suse.cz>
15379
15380 * ipa.c: Include pointer-set.h
15381 (cgraph_externally_visible_p): New attribute ALIASED;
15382 when in LTO, hidden symbols are local unless they are aliased.
15383 (function_and_variable_visibility): Compute aliased nodes;
15384 handle LTO and hidden symbol on functions and vars.
15385 * cgraph.c (cgraph_make_decl_local): Clear NAMED_SECTION
15386 for COMDAT symbols; handle COMDAT_GROUPS also at vars.
15387
15388 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
15389
15390 * config/i386/cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
15391 * config/i386/freebsd.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15392 * config/i386/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15393 * config/i386/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15394 * config/i386/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
15395 * config/i386/i386.c (ix86_gen_adjust_stack_and_probe): New variable.
15396 (ix86_gen_probe_stack_range): Likewise.
15397 (override_options): Set them.
15398 (ix86_target_stack_probe): New function.
15399 (ix86_compute_frame_layout): Force use of push instructions to
15400 save registers if stack checking with probes is enabled.
15401 (get_scratch_register_on_entry): New function.
15402 (release_scratch_register_on_entry): Likewise.
15403 (ix86_adjust_stack_and_probe): Likewise.
15404 (output_adjust_stack_and_probe): Likewise.
15405 (ix86_emit_probe_stack_range): Likewise.
15406 (output_probe_stack_range): Likewise.
15407 (ix86_expand_prologue): Emit stack checking code if static built-in
15408 stack checking is enabled.
15409 Test ix86_target_stack_probe instead of TARGET_STACK_PROBE.
15410 * config/i386/i386-protos.h (ix86_target_stack_probe): Declare.
15411 (output_adjust_stack_and_probe): Likewise.
15412 (output_probe_stack_range): Likewise.
15413 * config/i386/i386.md (UNSPECV_PROBE_STACK_RANGE): New constant.
15414 (allocate_stack_worker_32): Test ix86_target_stack_probe instead of
15415 TARGET_STACK_PROBE.
15416 (allocate_stack_worker_64): Likewise.
15417 (allocate_stack): Likewise.
15418 (adjust_stack_and_probe): New insn.
15419 (probe_stack_range): Likewise.
15420
15421 2010-07-08 Richard Guenther <rguenther@suse.de>
15422
15423 PR tree-optimization/44831
15424 * tree-ssa-phiprop.c (phiprop_insert_phi): Properly build
15425 a MEM_REF preserving TBAA info of the original dereference.
15426 Dereference the original pointer if the address is not invariant.
15427 (propagate_with_phi): Fixup type checks wrt MEM_REFs. Require
15428 at least one invariant address that we are going to dereference.
15429
15430 2010-07-08 Richard Guenther <rguenther@suse.de>
15431
15432 PR tree-optimization/44861
15433 * tree-vect-stmts.c (vectorizable_store): Preserve TBAA
15434 information when building MEM_REFs.
15435 (vectorizable_load): Likewise.
15436 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
15437
15438 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
15439
15440 * config/sol2-c.c: Do not include diagnostic-core.h.
15441
15442 2010-07-08 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15443
15444 PR bootstrap/44768
15445 * cfgexpand.c (estimated_stack_frame_size): Make self-contained
15446 with respect to current_function_decl. Pass decl of the function.
15447 * tree-inline.h (estimated_stack_frame_size): Adjust prototype.
15448 * ipa-inline.c (compute_inline_parameters): Pass decl to
15449 estimated_stack_frame_size.
15450
15451 2010-07-08 Richard Guenther <rguenther@suse.de>
15452
15453 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
15454 New function.
15455 (valueize_refs): Call it.
15456
15457 2010-07-08 Richard Guenther <rguenther@suse.de>
15458
15459 PR rtl-optimization/44838
15460 * tree-ssa-alias.c (indirect_refs_may_alias_p): When not in
15461 SSA form do not use pointer equivalence.
15462
15463 2010-07-08 Eric Botcazou <ebotcazou@adacore.com>
15464
15465 * dwarf2out.c (AT_linkage_name): Delete.
15466 (add_linkage_attr): New function.
15467 (add_linkage_name): Call it to emit the linkage attribute.
15468 (dwarf2out_finish): Likewise.
15469 (move_linkage_attr): Explicitly accept both attribute variants.
15470
15471 2010-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15472
15473 * toplev.h: Do not include diagnostic-core.h.
15474 Include diagnostic-core.h in every file that includes toplev.h.
15475 * c-tree.h: Do not include toplev.h.
15476 * pretty-print.h: Update comment.
15477 * Makefile.in: Update dependencies.
15478 * alias.c: Include diagnostic-core.h in every file that includes
15479 toplev.h.
15480 * attribs.c: Likewise.
15481 * auto-inc-dec.c: Likewise.
15482 * bb-reorder.c: Likewise.
15483 * bt-load.c: Likewise.
15484 * caller-save.c: Likewise.
15485 * calls.c: Likewise.
15486 * cfg.c: Likewise.
15487 * cfganal.c: Likewise.
15488 * cfgbuild.c: Likewise.
15489 * cfgcleanup.c: Likewise.
15490 * cfghooks.c: Likewise.
15491 * cfgloop.c: Likewise.
15492 * combine.c: Likewise.
15493 * config/alpha/alpha.c: Likewise.
15494 * config/arc/arc.c: Likewise.
15495 * config/arm/arm.c: Likewise.
15496 * config/arm/pe.c: Likewise.
15497 * config/avr/avr.c: Likewise.
15498 * config/bfin/bfin.c: Likewise.
15499 * config/cris/cris.c: Likewise.
15500 * config/crx/crx.c: Likewise.
15501 * config/darwin-c.c: Likewise.
15502 * config/darwin.c: Likewise.
15503 * config/fr30/fr30.c: Likewise.
15504 * config/frv/frv.c: Likewise.
15505 * config/h8300/h8300.c: Likewise.
15506 * config/host-darwin.c: Likewise.
15507 * config/i386/i386.c: Likewise.
15508 * config/i386/netware.c: Likewise.
15509 * config/i386/nwld.c: Likewise.
15510 * config/i386/winnt-cxx.c: Likewise.
15511 * config/i386/winnt-stubs.c: Likewise.
15512 * config/i386/winnt.c: Likewise.
15513 * config/ia64/ia64-c.c: Likewise.
15514 * config/ia64/ia64.c: Likewise.
15515 * config/iq2000/iq2000.c: Likewise.
15516 * config/lm32/lm32.c: Likewise.
15517 * config/m32c/m32c-pragma.c: Likewise.
15518 * config/m32c/m32c.c: Likewise.
15519 * config/m32r/m32r.c: Likewise.
15520 * config/m68hc11/m68hc11.c: Likewise.
15521 * config/m68k/m68k.c: Likewise.
15522 * config/mcore/mcore.c: Likewise.
15523 * config/mep/mep-pragma.c: Likewise.
15524 * config/mep/mep.c: Likewise.
15525 * config/mmix/mmix.c: Likewise.
15526 * config/mn10300/mn10300.c: Likewise.
15527 * config/moxie/moxie.c: Likewise.
15528 * config/pa/pa.c: Likewise.
15529 * config/pdp11/pdp11.c: Likewise.
15530 * config/picochip/picochip.c: Likewise.
15531 * config/rs6000/rs6000-c.c: Likewise.
15532 * config/rs6000/rs6000.c: Likewise.
15533 * config/rx/rx.c: Likewise.
15534 * config/s390/s390.c: Likewise.
15535 * config/score/score.c: Likewise.
15536 * config/score/score3.c: Likewise.
15537 * config/score/score7.c: Likewise.
15538 * config/sh/sh.c: Likewise.
15539 * config/sh/symbian-base.c: Likewise.
15540 * config/sh/symbian-c.c: Likewise.
15541 * config/sh/symbian-cxx.c: Likewise.
15542 * config/sol2-c.c: Likewise.
15543 * config/sol2.c: Likewise.
15544 * config/sparc/sparc.c: Likewise.
15545 * config/spu/spu.c: Likewise.
15546 * config/stormy16/stormy16.c: Likewise.
15547 * config/v850/v850-c.c: Likewise.
15548 * config/v850/v850.c: Likewise.
15549 * config/vax/vax.c: Likewise.
15550 * config/vxworks.c: Likewise.
15551 * config/xtensa/xtensa.c: Likewise.
15552 * convert.c: Likewise.
15553 * cse.c: Likewise.
15554 * cselib.c: Likewise.
15555 * dbgcnt.c: Likewise.
15556 * dbxout.c: Likewise.
15557 * ddg.c: Likewise.
15558 * dominance.c: Likewise.
15559 * emit-rtl.c: Likewise.
15560 * explow.c: Likewise.
15561 * expmed.c: Likewise.
15562 * fixed-value.c: Likewise.
15563 * fold-const.c: Likewise.
15564 * fwprop.c: Likewise.
15565 * gcse.c: Likewise.
15566 * ggc-common.c: Likewise.
15567 * ggc-page.c: Likewise.
15568 * ggc-zone.c: Likewise.
15569 * gimple-low.c: Likewise.
15570 * gimplify.c: Likewise.
15571 * graph.c: Likewise.
15572 * haifa-sched.c: Likewise.
15573 * ifcvt.c: Likewise.
15574 * implicit-zee.c: Likewise.
15575 * integrate.c: Likewise.
15576 * ira-build.c: Likewise.
15577 * ira-color.c: Likewise.
15578 * ira-conflicts.c: Likewise.
15579 * ira-costs.c: Likewise.
15580 * ira-lives.c: Likewise.
15581 * ira.c: Likewise.
15582 * lists.c: Likewise.
15583 * loop-doloop.c: Likewise.
15584 * loop-iv.c: Likewise.
15585 * lto-opts.c: Likewise.
15586 * lto-symtab.c: Likewise.
15587 * main.c: Likewise.
15588 * modulo-sched.c: Likewise.
15589 * optabs.c: Likewise.
15590 * params.c: Likewise.
15591 * plugin.c: Likewise.
15592 * postreload-gcse.c: Likewise.
15593 * postreload.c: Likewise.
15594 * predict.c: Likewise.
15595 * profile.c: Likewise.
15596 * real.c: Likewise.
15597 * regcprop.c: Likewise.
15598 * reginfo.c: Likewise.
15599 * regmove.c: Likewise.
15600 * reorg.c: Likewise.
15601 * resource.c: Likewise.
15602 * rtl.c: Likewise.
15603 * rtlanal.c: Likewise.
15604 * sched-deps.c: Likewise.
15605 * sched-ebb.c: Likewise.
15606 * sched-rgn.c: Likewise.
15607 * sdbout.c: Likewise.
15608 * sel-sched-dump.c: Likewise.
15609 * sel-sched-ir.c: Likewise.
15610 * simplify-rtx.c: Likewise.
15611 * stmt.c: Likewise.
15612 * stor-layout.c: Likewise.
15613 * store-motion.c: Likewise.
15614 * targhooks.c: Likewise.
15615 * tree-cfg.c: Likewise.
15616 * tree-cfgcleanup.c: Likewise.
15617 * tree-dump.c: Likewise.
15618 * tree-eh.c: Likewise.
15619 * tree-inline.c: Likewise.
15620 * tree-nomudflap.c: Likewise.
15621 * tree-object-size.c: Likewise.
15622 * tree-optimize.c: Likewise.
15623 * tree-outof-ssa.c: Likewise.
15624 * tree-phinodes.c: Likewise.
15625 * tree-profile.c: Likewise.
15626 * tree-ssa-ccp.c: Likewise.
15627 * tree-ssa-coalesce.c: Likewise.
15628 * tree-ssa-live.c: Likewise.
15629 * tree-ssa-loop-niter.c: Likewise.
15630 * tree-ssa-loop-prefetch.c: Likewise.
15631 * tree-ssa-loop.c: Likewise.
15632 * tree-ssa-structalias.c: Likewise.
15633 * tree-ssa-uninit.c: Likewise.
15634 * tree-ssa.c: Likewise.
15635 * tree-vect-data-refs.c: Likewise.
15636 * tree-vect-loop-manip.c: Likewise.
15637 * tree-vect-loop.c: Likewise.
15638 * tree-vect-patterns.c: Likewise.
15639 * tree-vect-stmts.c: Likewise.
15640 * tree-vrp.c: Likewise.
15641 * varasm.c: Likewise.
15642 * vec.c: Likewise.
15643 * web.c: Likewise.
15644 * xcoffout.c: Likewise.
15645
15646 2010-07-07 Richard Sandiford <rdsandiford@googlemail.com>
15647
15648 * gengtype.c (write_field_root): New function.
15649 (write_root): Use it.
15650
15651 2010-07-07 Wei Guozhi <carrot@google.com>
15652
15653 * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
15654 of lowest bits to lshift/compare): Add a missing line.
15655
15656 2010-07-07 Wei Guozhi <carrot@google.com>
15657
15658 * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
15659 of lowest bits to lshift/compare): New.
15660
15661 2010-07-07 Tom Tromey <tromey@redhat.com>
15662
15663 * doc/tm.texi: Update.
15664 * doc/tm.texi.in (SDB and DWARF) <TARGET_WANT_DEBUG_PUB_SECTIONS>:
15665 Add @hook.
15666 * target.def (want_debug_pub_sections): New hook.
15667 * config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define.
15668 * dwarf2out.c (add_pubname_string): Check
15669 targetm.want_debug_pub_sections.
15670 (add_pubname): Likewise.
15671 (add_pubtype): Likewise.
15672
15673 2010-07-07 Jie Zhang <jie@codesourcery.com>
15674
15675 * genautomata.c (output_automata_list_min_issue_delay_code):
15676 Correctly decompress min_issue_delay.
15677
15678 2010-07-07 Bernd Schmidt <bernds@codesourcery.com>
15679
15680 PR rtl-optimization/44404
15681 * auto-inc-dec.c (find_inc): Avoid calling count_occurrences if
15682 possible, use reg_overlap_mentioned_p instead.
15683
15684 2010-07-07 Duncan Sands <baldrick@free.fr>
15685
15686 PR middle-end/41355
15687 * tree.c (build_function_type_skip_args): Copy the original type using
15688 build_distinct_type_copy rather than copy_node.
15689
15690 2010-07-07 H.J. Lu <hongjiu.lu@intel.com>
15691
15692 PR target/44850
15693 * config/i386/i386.c (ix86_function_ms_hook_prologue): Revert
15694 revision 161876.
15695 (ix86_expand_prologue): Likewise.
15696 (ix86_handle_fndecl_attribute): Likewise.
15697 (ix86_asm_declare_function_name): Likewise.
15698 * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15699 * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15700 (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): Likewise.
15701 * config/i386/i386-protos.h (ix86_asm_declare_function_name): Likewise.
15702 * doc/extend.texi: Likewise.
15703
15704 2010-07-07 H.J. Lu <hongjiu.lu@intel.com>
15705
15706 PR target/44844
15707 * config/i386/i386.md (rdrand<mode>): Changed to expand to
15708 retry if the carry flag isn't valid.
15709 (rdrand<mode>_1): New.
15710
15711 2010-07-07 Richard Guenther <rguenther@suse.de>
15712
15713 PR middle-end/44790
15714 * expr.c (expand_expr_real_1): Go the POINTER_PLUS_EXPR path
15715 for expanding the constant offset for MEM_REFs.
15716
15717 2010-07-07 Richard Guenther <rguenther@suse.de>
15718
15719 * tree-ssa-propagate.h (valid_gimple_call_p): Remove.
15720 * tree-ssa-propagate.c (valid_gimple_call_p): Make static. Fix.
15721 * gimple.h (is_gimple_operand): Remove.
15722 * gimple.c (is_gimple_operand): Likewise.
15723 (walk_gimple_op): Fix wi->val_only setting for calls.
15724 * tree-cfg.c (verify_gimple_call): Fix argument validation.
15725 * tree-profile.c (tree_gen_ic_func_profiler): Do not create
15726 invalid gimple calls.
15727
15728 2010-07-06 Jan Hubicka <jh@suse.cz>
15729
15730 * lto-cgraph.c (output_cgraph): Add missing declaration.
15731
15732 2010-07-06 Jan Hubicka <jh@suse.cz>
15733
15734 * lto-cgraph.c (output_cgraph): Output toplevel asms only into first
15735 partition.
15736
15737 2010-07-06 Alexandre Oliva <aoliva@redhat.com>
15738
15739 * doc/gimple.texi (GIMPLE_DEBUG): Document.
15740 * doc/rtl.texi (Debug Information): New node.
15741 (NOTE_INSN_VAR_LOCATION): Document.
15742 (debug_insn): Likewise.
15743 * doc/generic.texi (DEBUG_EXPR_DECL): Document.
15744
15745 2010-07-07 Jan Hubicka <jh@suse.cz>
15746
15747 With parts by Richard Guenther.
15748
15749 PR middle-end/44813
15750 * tree-ssa-uninit.c (ssa_undefined_value_p): Result decl is defined
15751 for functions passed by reference.
15752 * tree.c (needs_to_live_in_memory): RESULT_DECL don't need to live
15753 in memory when passed by reference.
15754 * tree-ssa-ccp.c (get_default_value): Only VAR_DECL is undefined at
15755 beggining.
15756 * ipa-split.c (split_function): Cleanup way return value is passed;
15757 handle SSA DECL_BY_REFERENCE retvals.
15758 * tree-ssa.c (verify_def): Verify that RESULT_DECL is read only when
15759 DECL_BY_REFERENCE is set.
15760 * tree-ssa-structalias.c (get_constraint_for_ssa_var, get_fi_for_callee,
15761 find_what_p_points_to): Handle RESULT_DECL.
15762 * tree-inline.c (declare_return_variable): Get new entry_block argument;
15763 when passing by reference ensure that RESULT_DECL is gimple_val.
15764 (remap_gimple_op_r): Remap RESULT_DECL ssa name.
15765 (remap_gimple_stmt): Handle SSA DECL_BY_REFERENCE returns.
15766
15767 2010-07-07 Bernd Schmidt <bernds@codesourcery.com>
15768
15769 PR rtl-optimization/44787
15770 * config/arm/arm.md (arith_shiftsi): Allow stack pointer in operand 2.
15771 * config/arm/thumb2.md (thumb2_arith_shiftsi): Likewise.
15772
15773 2010-07-06 Jan Hubicka <jh@suse.cz>
15774
15775 * lto-symtab.c (lto_cgraph_replace_node): Handle aliases.
15776 (lto_symtab_resolve_can_prevail_p): Also alias of cgraph node
15777 with body can prevail.
15778 (lto_symtab_resolve_symbols): Use cgraph_get_node_or_alias.
15779 (lto_symtab_merge_cgraph_nodes_1): Do not remove nodes from aliases.
15780 * cgraph.c (cgraph_get_node_or_alias): New function.
15781 * cgraph.h (cgraph_get_node_or_alias): Declare.
15782
15783 2010-07-06 Kai Tietz <kai.tietz@onevision.com>
15784
15785 * config/i386/i386.c (ix86_function_ms_hook_prologue): Enable x64
15786 support.
15787 (ix86_expand_prologue): Likewise.
15788 (ix86_handle_fndecl_attribute): Likewise.
15789 (ix86_asm_declare_function_name): New function for
15790 ASM_DECLARE_FUNCTION_NAME.
15791 * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): New macro.
15792 * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Removed.
15793 (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): New macro.
15794 * config/i386/i386-protos.h (ix86_asm_declare_function_name): New.
15795 * doc/extend.texi: Adjust documentation about ms_hook_prologue
15796 attribute.
15797
15798 2010-07-06 Uros Bizjak <ubizjak@gmail.com>
15799
15800 * config/i386/i386.md (immediate_operand): New mode attribute.
15801
15802 (pro_epilogue_adjust_stack_<mode>_1): Macroize insn from
15803 pro_epilogue_adjust_stack and pro_epilogue_adjust_stack_rex64
15804 using P mode iterator.
15805 (pro_epilogue_adjust_stack_di_2): Rename from
15806 pro_epilogue_adjust_stack_rex64_2.
15807
15808 * config/i386/i386.c (pro_epilogue_adjust_stack): Update for rename.
15809
15810 2010-07-06 Uros Bizjak <ubizjak@gmail.com>
15811
15812 * config/i386/i386.md (insv): Call gen_movdi_insv1 or gen_movsi_insv1
15813 through gen_mov_insv_1 function pointer.
15814 (fmod<mode>3): Call gen_truncxf<mode>2_i387_noop_unspec or
15815 gen_truncxf<mode>2 through gen_truncxf function pointer.
15816 (remainder<mode>3): Ditto.
15817 (cmpstrnsi): Rename cmp_insn function pointer to gen_cmp.
15818 (allocate_stack): Call gen_allocate_stack_worker_64 or
15819 gen_allocate_stack_worker_32 through gen_allocate_stack_worker
15820 function pointer.
15821 (probe_stack): Call gen_iordi3 or gen_iorsi3 through gen_ior3
15822 function pointer.
15823
15824 2010-07-06 Uros Bizjak <ubizjak@gmail.com>
15825
15826 * config/i386/i386.md (*add<mode>3_cconly_overflow): Use <g>
15827 operand constraint instead of <r><i>m.
15828
15829 2010-07-06 Richard Guenther <rguenther@suse.de>
15830
15831 PR middle-end/44828
15832 * convert.c (convert_to_integer): Watch out for overflowing
15833 MULT_EXPR as well.
15834
15835 2010-07-05 Jan Hubicka <jh@suse.cz>
15836
15837 * lto-streamer.c (write_symbol_vec): Rename to ...
15838 (write_symbol) ... this one; write only symbol given and when
15839 present in cache. Sanity check that what is defined is present
15840 in cgraph/varpool with body/finalized decl.
15841 (write_symbols_of_kind): Remove.
15842 (produce_symtab): Take outputblock and sets; use cgraph/varpool/alias
15843 pairs to produce symtab.
15844 (produce_asm_for_decls): Update call of produce_symtab; don't do so
15845 when doing WPA streaming.
15846
15847 2010-07-05 Jan Hubicka <jh@suse.cz>
15848
15849 * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Check that
15850 function is still available to fold into.
15851
15852 2010-07-05 Nathan Froyd <froydnj@codesourcery.com>
15853
15854 * vec.h (FOR_EACH_VEC_ELT_REVERSE): New macro.
15855 * function.h (struct_function): Change type of local_decls field
15856 to a VEC.
15857 (add_local_decl): New function.
15858 (FOR_EACH_LOCAL_DECL): New macro.
15859 * cfgexpand.c (init_vars_expansion): Adjust for new type of
15860 cfun->local_decls.
15861 (estimated_stack_frame_size): Likewise.
15862 (expand_used_vars): Likewise.
15863 * cgraphbuild.c (build_cgraph_edges): Likewise.
15864 * function.c (instantiate_decls_1): Likewise.
15865 * ipa-struct-reorg.c (build_data_structure): Likewise.
15866 * ipa-type-escape.c (analyze_function): Likewise.
15867 * lto-streamer-in.c (input_function): Likewise.
15868 * lto-streamer-out.c (output_function): Likewise.
15869 * tree-ssa-live.c (remove_unused_locals): Likewise.
15870 * tree.c (free_lang_data_in_decl): Likewise.
15871 (find_decls_types_in_node): Likewise.
15872 * omp-low.c (remove_exit_barrier): Likewise.
15873 (expand_omp_taskreg): Likewise.
15874 (list2chain): Rename to...
15875 (vec2chain): ...this. Adjust.
15876 * cgraphunit.c (assemble_thunk): Call add_local_decl.
15877 * tree-cfg.c (replace_by_duplicate_decl): Likewise.
15878 * gimple-low.c (record_vars_into): Likewise.
15879 * tree-inline.c (remap_decls): Likewise.
15880 (declare_return_variable): Likewise.
15881 (declare_inline_vars): Likewise.
15882 (copy_forbidden): Adjust for new type of cfun->local_decls.
15883 (add_local_variables): New function.
15884 (expand_call_inline): Call it.
15885 (tree_function_versioning): Likewise.
15886
15887 2010-07-05 H.J. Lu <hongjiu.lu@intel.com>
15888
15889 AVX Programming Reference (June, 2010)
15890 * config/i386/cpuid.h (bit_F16C): New.
15891 (bit_RDRND): Likewise.
15892 (bit_FSGSBASE): Likewise.
15893
15894 * config/i386/i386-builtin-types.def: Add
15895 "DEF_FUNCTION_TYPE (UINT16)", function types for
15896 float16 <-> float conversions and
15897 "DEF_FUNCTION_TYPE (VOID, UINT64)".
15898
15899 * config/i386/i386-c.c (ix86_target_macros_internal): Support
15900 OPTION_MASK_ISA_FSGSBASE, OPTION_MASK_ISA_RDRND and
15901 OPTION_MASK_ISA_F16C.
15902
15903 * config/i386/i386.c (OPTION_MASK_ISA_FSGSBASE_SET): New.
15904 (OPTION_MASK_ISA_RDRND_SET): Likewise.
15905 (OPTION_MASK_ISA_F16C_SET): Likewise.
15906 (OPTION_MASK_ISA_FSGSBASE_UNSET): Likewise.
15907 (OPTION_MASK_ISA_RDRND_UNSET): Likewise.
15908 (OPTION_MASK_ISA_F16C_UNSET): Likewise.
15909 (OPTION_MASK_ISA_AVX_UNSET): Add OPTION_MASK_ISA_F16C_UNSET.
15910 (ix86_handle_option): Handle OPT_mfsgsbase, OPT_mrdrnd and OPT_mf16c.
15911 (ix86_target_string): Support -mfsgsbase, -mrdrnd and -mf16c.
15912 (pta_flags): Add PTA_FSGSBASE, PTA_RDRND and PTA_F16C.
15913 (override_options): Handle them.
15914 (ix86_valid_target_attribute_inner_p): Handle fsgsbase, rdrnd and f16c.
15915 (ix86_builtins): Add IX86_BUILTIN_RDFSBASE32,
15916 IX86_BUILTIN_RDFSBASE64, IX86_BUILTIN_RDGSBASE32,
15917 IX86_BUILTIN_RDGSBASE64, IX86_BUILTIN_WRFSBASE32,
15918 IX86_BUILTIN_WRFSBASE64, IX86_BUILTIN_WRGSBASE32,
15919 IX86_BUILTIN_WRGSBASE64, IX86_BUILTIN_RDRAND16,
15920 IX86_BUILTIN_RDRAND32, IX86_BUILTIN_RDRAND64,
15921 IX86_BUILTIN_CVTPH2PS, IX86_BUILTIN_CVTPH2PS256,
15922 IX86_BUILTIN_CVTPS2PH and IX86_BUILTIN_CVTPS2PH256.
15923 (bdesc_args): Likewise.
15924 (ix86_expand_args_builtin): Handle V8SF_FTYPE_V8HI,
15925 V4SF_FTYPE_V8HI, V8HI_FTYPE_V8SF_INT and V8HI_FTYPE_V4SF_INT.
15926 (ix86_expand_special_args_builtin): Handle VOID_FTYPE_UINT64,
15927 VOID_FTYPE_UNSIGNED, UNSIGNED_FTYPE_VOID and UINT16_FTYPE_VOID.
15928 Handle non-memory store.
15929
15930 * config/i386/i386.h (TARGET_FSGSBASE): New.
15931 (TARGET_RDRND): Likewise.
15932 (TARGET_F12C): Likewise.
15933
15934 * config/i386/i386.md (UNSPEC_VCVTPH2PS): New.
15935 (UNSPEC_VCVTPS2PH): Likewise.
15936 (UNSPECV_RDFSBASE): Likewise.
15937 (UNSPECV_RDGSBASE): Likewise.
15938 (UNSPECV_WRFSBASE): Likewise.
15939 (UNSPECV_WRGSBASE): Likewise.
15940 (UNSPECV_RDRAND): Likewise.
15941 (rdfsbase<mode>): Likewise.
15942 (rdgsbase<mode>): Likewise.
15943 (wrfsbase<mode>): Likewise.
15944 (wrgsbase<mode>): Likewise.
15945 (rdrand<mode>): Likewise.
15946
15947 * config/i386/i386.opt: Add -mfsgsbase, -mrdrnd and -mf16c.
15948
15949 * config/i386/immintrin.h (_rdrand_u16): New.
15950 (_rdrand_u32): Likewise.
15951 (_readfsbase_u32): Likewise.
15952 (_readfsbase_u64): Likewise.
15953 (_readgsbase_u32): Likewise.
15954 (_readgsbase_u64): Likewise.
15955 (_writefsbase_u32): Likewise.
15956 (_writefsbase_u64): Likewise.
15957 (_writegsbase_u32): Likewise.
15958 (_writegsbase_u64): Likewise.
15959 (_rdrand_u64): Likewise.
15960 (_cvtsh_ss): Likewise.
15961 (_mm_cvtph_ps): Likewise.
15962 (_mm256_cvtph_ps): Likewise.
15963 (_cvtss_sh): Likewise.
15964 (_mm_cvtps_ph): Likewise.
15965 (_mm256_cvtps_ph): Likewise.
15966
15967 * config/i386/sse.md (vcvtph2ps): New.
15968 (*vcvtph2ps_load): Likewise.
15969 (vcvtph2ps256): Likewise.
15970 (vcvtps2ph): Likewise.
15971 (*vcvtps2ph): Likewise.
15972 (*vcvtps2ph_store): Likewise.
15973 (vcvtps2ph256): Likewise.
15974
15975 * doc/extend.texi: Document FSGSBASE and RDRND built-in functions.
15976
15977 * doc/invoke.texi: Document -mfsgsbase, -mrdrnd and -mf16c.
15978
15979 2010-07-05 Joern Rennecke <joern.rennecke@embecosm.com>
15980
15981 PR bootstrap/44512
15982 * genenums.c (main): Output include of insn-constants.h
15983 * Makefile.in (insn-enums.o): Depend on insn-constants.h.
15984
15985 2010-07-05 Uros Bizjak <ubizjak@gmail.com>
15986
15987 * config/i386/i386.c (ix86_gen_allocate_stack_worker): New.
15988 (override_options): Initialize it.
15989 (ix86_expand_prologue): Use it.
15990
15991 2010-07-05 Jakub Jelinek <jakub@redhat.com>
15992
15993 * tree-nrv.c (tree_nrv): Set DECL_VALUE_EXPR on found to result.
15994
15995 2010-07-05 Anatoly Sokolov <aesok@post.ru>
15996
15997 * double-int.h (fit_double_type): Remove declaration.
15998 * double-int.c (fit_double_type): Remove function.
15999 * tree.h (int_fits_type_p): Adjust prototype.
16000 * tree.c (int_fits_type_p): Return bool. Use double_int_fits_to_tree_p
16001 instead of fit_double_type.
16002 (build_int_cst_type): Use double_int_to_tree and shwi_to_double_int
16003 instead of fit_double_type and build_int_cst_wide.
16004 * builtins.c (): Use double_int_fits_to_tree_p and double_int_to_tree
16005 instead of fit_double_type and build_int_cst_wide.
16006 (fold_builtin_object_size): Use double_int_fits_to_tree_p instead
16007 of fit_double_type.
16008
16009 2010-07-05 Jan Hubicka <jh@suse.cz>
16010
16011 * cgraph.h (cgraph_node, cgraph_varpool_node): Update docmentation of
16012 in_other_partition.
16013 * lto-cgraph.c (referenced_from_other_partition_p,
16014 reachable_from_other_partition_p): Use in_other_partition flags.
16015 (output_node, output_varpool_node): COMDAT nodes always have private
16016 copies and thus are never used from other partition.
16017
16018 2010-07-05 Anatoly Sokolov <aesok@post.ru>
16019
16020 * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro.
16021 * config/ia64/t-ia64 (ia64.o): Depend on reload.h.
16022 * config/ia64/ia64.c Include reload.h.
16023 (ia64_memory_move_cost): New function.
16024 (TARGET_MEMORY_MOVE_COST): Define.
16025 (ia64_register_move_cost): Replace MEMORY_MOVE_COST with
16026 memory_move_cost.
16027
16028 2010-07-05 Sandra Loosemore <sandra@codesourcery.com>
16029
16030 PR middle-end/42505
16031 * tree-ssa-loop-ivopts.c (determine_set_costs): Delete obsolete
16032 comments about cost model.
16033 (try_add_cand_for): Add second strategy for choosing initial set
16034 based on original IVs, controlled by ORIGINALP argument.
16035 (get_initial_solution): Add ORIGINALP argument.
16036 (find_optimal_iv_set_1): New function, split from find_optimal_iv_set.
16037 (find_optimal_iv_set): Try two different strategies for choosing
16038 the IV set, and return the one with lower cost.
16039
16040 2010-07-05 Richard Guenther <rguenther@suse.de>
16041
16042 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Copy alias info.
16043
16044 2010-07-05 Richard Guenther <rguenther@suse.de>
16045
16046 * tree.c (reference_alias_ptr_type): New function.
16047 * tree.h (reference_alias_ptr_type): Declare.
16048 * tree-ssa-loop-ivopts.c (copy_ref_info): Restructure to
16049 allow non-TARGET_MEM_REF new refs.
16050 (rewrite_use_address): Pass old alias pointer type to create_mem_ref.
16051 * tree-ssa-address.c (create_mem_ref_raw): Get alias pointer type.
16052 Build a MEM_REF instead of a TARGET_MEM_REF if possible.
16053 (create_mem_ref): Get alias pointer type. Adjust calls to
16054 create_mem_ref_raw.
16055 (maybe_fold_tmr): Likewise.
16056 * tree-flow.h (create_mem_ref): Adjust prototype.
16057
16058 2010-07-05 Jakub Jelinek <jakub@redhat.com>
16059
16060 PR c++/44808
16061 * gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if
16062 *from_p is VAR_DECL.
16063
16064 2010-07-05 Nathan Froyd <froydnj@codesourcery.com>
16065
16066 * tree.h (build_call_list): Remove.
16067 * tree.c (build_call_list): Remove.
16068
16069 2010-07-05 Richard Guenther <rguenther@suse.de>
16070
16071 * double-int.h (double_int_sub): Declare.
16072 * double-int.c (double_int_sub): New function.
16073 * dwarf2out.c (field_byte_offset): Use it.
16074 * fixed-value.c (do_fixed_add): Likewise.
16075 (do_fixed_multiply): Likewise.
16076 (do_fixed_divide): Likewise.
16077 * tree-predcom.c (add_ref_to_chain): Likewise.
16078 (determine_roots_comp): Likewise.
16079 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise.
16080
16081 2010-07-05 Nathan Froyd <froydnj@codesourcery.com>
16082
16083 * vec.h (VEC_splice, VEC_safe_splice): New macros. Add function
16084 implementations.
16085
16086 2010-07-05 Bernd Schmidt <bernds@codesourcery.com>
16087
16088 * config/arm/arm.c (get_arm_condition_code): Remove CC_NOTBmode case.
16089 * arm-modes.def (CC_NOTB): Don't define.
16090 * config/arm/arm.md (arm_adddi3): Generate canonical RTL.
16091 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
16092 (LTUGEU): New code_iterator.
16093 (cnb, optab): New corresponding code_attrs.
16094 (addsi3_carryin_<optab>): Renamed from addsi3_carryin. Change pattern
16095 to canonical form. Operands 1 and 2 are commutative. Parametrize
16096 using LTUGEU.
16097 (addsi3_carryin_shift_<optab>): Likewise.
16098 (addsi3_carryin_alt2_<optab>): Renamed from addsi3_carryin_alt2.
16099 Operands 1 and 2 are commutative. Parametrize using LTUGEU.
16100 (addsi3_carryin_alt1, addsi3_carryin_alt3): Remove.
16101 (subsi3_compare): Renamed from subsi3_compare0_c.
16102 Change CC_NOTB to CC.
16103 (arm_subsi3_insn): Allow constants for operand 0.
16104 (compare_scc peephole for eq case): New.
16105 (compare_scc splitters): Change CC_NOTB to CC.
16106
16107 2010-07-05 Richard Guenther <rguenther@suse.de>
16108
16109 * tree-ssa-loop-im.c (for_each_index): Do not handle
16110 ALIGN_INDIRECT_REF.
16111 (gen_lsm_tmp_name): Likewise.
16112 * tree-dump.c (dequeue_and_dump): Likewise.
16113 * tree-pretty-print.c (dump_generic_node): Likewise.
16114 (op_code_prio): Likewise.
16115 (op_symbol_code): Likewise.
16116 * tree.c (staticp): Likewise.
16117 (build1_stat): Likewise.
16118 * tree.h (INDIRECT_REF_P): Likewise.
16119 * fold-const.c (maybe_lvalue_p): Likewise.
16120 (operand_equal_p): Likewise.
16121 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16122 (ao_ref_init_from_vn_reference): Likewise.
16123 * tree-ssa-loop-ivopts.c (idx_find_step): Likewise.
16124 (find_interesting_uses_address): Likewise.
16125 * dwarf2out.c (loc_list_from_tree): Likewise.
16126 * gimplify.c (gimplify_expr): Likewise.
16127 * tree-eh.c (tree_could_trap_p): Likewise.
16128 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
16129 * cfgexpand.c (expand_debug_expr): Likewise.
16130 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16131 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16132 * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise.
16133 * config/rs6000/rs6000 (rs6000_check_sdmode): Likewise.
16134 * tree-ssa-operands.c (get_expr_operands): Likewise.
16135 * expr.c (safe_from_p): Likewise.
16136 (expand_expr_real_1): Likewise. TER BIT_AND_EXPRs into MEM_REFs.
16137 * tree-vect-data-refs.c (vect_setup_realignment): Build
16138 BIT_AND_EXPR and MEM_REF instead of ALIGN_INDIRECT_REF.
16139 * tree-vect-stmts.c (vectorizable_load): Likewise.
16140 * tree.def (ALIGN_INDIRECT_REF): Remove.
16141
16142 2010-07-05 Richard Guenther <rguenther@suse.de>
16143
16144 PR tree-optimization/44784
16145 * tree-ssa-pre.c (bitmap_find_leader): Fix dominance check
16146 for inserted stmts.
16147 (find_or_generate_expression): Fix SCCVN insertion check.
16148
16149 2010-07-05 Nathan Sidwell <nathan@codesourcery.com>
16150
16151 * config/rs6000/e500crtsavg64gprctr.asm: Correct done label name.
16152 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
16153 * config/rs6000/e500crtres64gprctr.asm: Likewise. Add FUNC_END
16154 directives.
16155
16156 2010-07-05 Ira Rosen <irar@il.ibm.com>
16157
16158 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Skip
16159 statements that are not vectorized.
16160 * tree-vect-stmts.c (vect_get_load_cost): Update the value stored
16161 in INSIDE_COST.
16162
16163 2010-07-05 Mikael Pettersson <mikpe@it.uu.se>
16164
16165 PR bootstrap/44820
16166 * config/arm/arm.c (arm_attr_length_move_neon): Delete regno.
16167
16168 2010-07-05 Richard Guenther <rguenther@suse.de>
16169
16170 * tree-cfg.c (verify_gimple_return): Handle DECL_BY_REFERENCE
16171 RESULT_DECLs properly.
16172
16173 2010-07-04 H.J. Lu <hongjiu.lu@intel.com>
16174
16175 PR rtl-optimization/44695
16176 * config/i386/i386.md (extract_code): Removed.
16177 (<u>divmodqi4): Likewise.
16178 (divmodqi4): New.
16179 (udivmodqi4): Likewise.
16180 (divmodhiqi3): Change div/mod to HImode and extend operand 2 to HImode.
16181 (udivmodhiqi3): Likewise.
16182
16183 2010-07-04 Jan Hubicka <jh@suse.cz>
16184
16185 * lto-cgraph.c (input_edge): Do not care about resolution decisions.
16186
16187 2010-07-04 Jan Hubicka <jh@suse.cz>
16188
16189 * cgraphunit.c (init_cgraph): Only initialize dump file if it
16190 is not already initialized.
16191
16192 2010-07-04 Richard Sandiford <rdsandiford@googlemail.com>
16193
16194 * optabs.h (reload_in_optab, reload_out_optab, code_to_optab)
16195 (vcond_gen_code, vcondu_gen_code, movmem_optab, setmem_optab)
16196 (cmpstr_optab, cmpstrn_optab, cmpmem_optab, sync_add_optab)
16197 (sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab)
16198 (sync_nand_optab, sync_old_add_optab, sync_old_sub_optab)
16199 (sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab)
16200 (sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab)
16201 (sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab)
16202 (sync_new_nand_optab): Redefine as macros.
16203 (sync_compare_and_swap, sync_lock_test_and_set, sync_lock_release):
16204 Delete.
16205 (direct_optab_index): New enum.
16206 (direct_optab_d): New structure.
16207 (direct_optab): New typedef.
16208 (direct_optab_table): Declare.
16209 (direct_optab_handler, set_direct_optab_handler): New functions.
16210 (sync_compare_and_swap_optab, sync_lock_test_and_set_optab)
16211 (sync_lock_release_optab): New macros.
16212 * optabs.c (direct_optab_table): New variable.
16213 (movcc_gen_code, vcond_gen_code, vcondu_gen_code): Delete.
16214 (prepare_cmp_insn): Use direct_optab_handler for cmpmem_optab,
16215 cmpstr_optab and cmpstrn_optab.
16216 (emit_conditional_move): Likewise for movcc_optab.
16217 (can_conditionally_move_p): Likewise for movcc_gen_code.
16218 (init_insn_codes): Clear direct_optab_table.
16219 (init_optabs): Don't initialize the new "direct optabs" here.
16220 (get_vcond_icode): Use direct_optab_handler for vcondu_gen_code and
16221 vcond_gen_code.
16222 (expand_val_compare_and_swap): Likewise sync_compare_and_swap_optab.
16223 (expand_bool_compare_and_swap): Likewise sync_compare_and_swap_optab.
16224 (expand_compare_and_swap_loop): Likewise sync_compare_and_swap_optab.
16225 (expand_sync_operation): Likewise other sync_*_optabs.
16226 (expand_sync_fetch_operation): Likewise. Rename sync_compare_and_swap
16227 to sync_compare_and_swap_optab.
16228 (expand_sync_lock_test_and_set): Use direct_optab_handler for
16229 sync_lock_test_and_set and sync_compare_and_swap, adding "_optab"
16230 to the names of both.
16231 * builtins.c (expand_builtin_strcmp): Use direct_optab_handler for
16232 cmpstr_optab and cmpstrn_optab.
16233 (expand_builtin_lock_release): Likewise sync_lock_release.
16234 * expr.c (movmem_optab, setmem_optab, cmpstr_optab, cmpstrn_optab)
16235 (cmpmem_optab, sync_add_optab, sync_sub_optab, sync_ior_optab)
16236 (sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab)
16237 (sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab)
16238 (sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab)
16239 (sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab)
16240 (sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap)
16241 (sync_lock_test_and_set, sync_lock_release): Delete.
16242 (emit_block_move_via_movmem): Use direct_optab_handler for movmem_optab.
16243 (emit_block_move_via_setmem): Use direct_optab_handler for setmem_optab.
16244 * genopinit.c (optabs): Use set_direct_optab_handler for the new
16245 macro optabs.
16246 * omp-low.c (expand_omp_atomic_fetch_op): Update the type of
16247 the "optab" local variable. Use direct_optab_handler for optab and
16248 sync_compare_and_swap_optab.
16249 * reload1.c (reload_in_optab, reload_out_optab): Delete.
16250 * targhooks.c (default_secondary_reload): Use direct_optab_handler for
16251 reload_in_optab and reload_out_optab.
16252 * config/alpha/alpha.c (alpha_secondary_reload): Likewise.
16253 * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
16254 * config/pa/pa.c (pa_secondary_reload): Likewise.
16255 * java/builtins.c (compareAndSwapInt_builtin): Use direct_optab_handler
16256 for sync_compare_and_swap, renaming it to sync_compare_and_swap_optab.
16257 (compareAndSwapLong_builtin, compareAndSwapObject_builtin): Likewise.
16258 (VMSupportsCS8_builtin): Likewise.
16259
16260 2010-07-04 Richard Sandiford <rdsandiford@googlemail.com>
16261
16262 * optabs.h (optab_handlers): Change type of insn_code to int.
16263 (optab_handler, set_optab_handler, convert_optab_handler)
16264 (set_convert_optab_handler): Treat the insn_code field as "insn_code -
16265 CODE_FOR_nothing".
16266 * optabs.c (optab_table, convert_optab_table): Always zero-initialize.
16267 (init_insn_codes): Zero both the above arrays.
16268 (init_optabs): Never call init_insn_codes first time around.
16269
16270 2010-07-04 Richard Sandiford <rdsandiford@googlemail.com>
16271
16272 * optabs.h (optab_handler, convert_optab_handler): Turn into
16273 inline functions that return an insn code.
16274 (set_optab_handler, set_convert_optab_handler): New functions.
16275 * builtins.c: Replace optab_handler(X)->insn_code with
16276 optab_handler or set_optab_handler thoughout. Likewise
16277 convert_optab_handler(X)->insn_code with convert_optab_handler
16278 and set_convert_optab_handler.
16279 * expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c,
16280 reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c,
16281 tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c,
16282 tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c,
16283 tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c,
16284 config/spu/spu.c: Likewise.
16285
16286 2010-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
16287
16288 PR target/44531
16289 * config.gcc (sh*-*-*): Use regular expressions instead of
16290 the 'i' modifier for sed substitutions.
16291
16292 2010-07-04 Jeremie Salvucci <jeremie.salvucci@free.fr>
16293
16294 * gimple.c (gimple_body): Comments added.
16295
16296 2010-07-04 Richard Guenther <rguenther@suse.de>
16297
16298 PR middle-end/44809
16299 * gimplify.c (gimplify_expr): Properly build a MEM_REF instead
16300 of an INDIRECT_REF.
16301
16302 2010-07-04 Richard Guenther <rguenther@suse.de>
16303
16304 PR tree-optimization/44479
16305 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
16306 extra SSA name copy statements which preserves points-to
16307 information.
16308 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
16309 Copy points-to information for all pointers. Properly handle
16310 MEM_REFs.
16311 (vect_create_data_ref_ptr): Likewise. Avoid extra SSA name
16312 copy statements.
16313 * Makefile.in (tree-ssa-loop-ivopts.o): Add tree-ssa-propagate.h
16314 dependency.
16315
16316 2010-07-04 Richard Guenther <rguenther@suse.de>
16317
16318 PR middle-end/44785
16319 * tree-inline.c (initialize_inlined_parameters): Do not
16320 re-use pointer-map slot over remap_type call.
16321
16322 2010-07-04 Richard Guenther <rguenther@suse.de>
16323
16324 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix last commit.
16325
16326 2010-07-04 Richard Guenther <rguenther@suse.de>
16327
16328 PR tree-optimization/44656
16329 * tree-ssa-sccvn.c (vn_reference_lookup_3): Try disambiguation
16330 again after value-replacing in the defintions lhs.
16331
16332 2010-07-04 Ira Rosen <irar@il.ibm.com>
16333 Revital Eres <eres@il.ibm.com>
16334
16335 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST):
16336 Document new arguments.
16337 * doc/tm.texi: Regenerate.
16338 * targhooks.c (default_builtin_vectorization_cost): Add new arguments.
16339 Handle unaligned store.
16340 * targhooks.h (default_builtin_vectorization_cost): Add new arguments.
16341 * target.def (builtin_vectorization_cost): Add new arguments.
16342 * target.h (enum vect_cost_for_stmt): Add unaligned_store.
16343 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Take number
16344 of iterations of prolog loop directly from LOOP_PEELING_FOR_ALIGNMENT.
16345 (vect_vfa_segment_size): Fix indentation.
16346 * tree-vectorizer.h (struct _vect_peel_info): New.
16347 (struct _vect_peel_extended_info): New.
16348 (struct _loop_vec_info): Add new field for peeling hash table and a
16349 macro for its access.
16350 (VECT_MAX_COST): Define.
16351 (vect_get_load_cost): Declare.
16352 (vect_get_store_cost, vect_get_known_peeling_cost,
16353 vect_get_single_scalar_iteraion_cost): Likewise.
16354 (vect_supportable_dr_alignment): Add new argument.
16355 * tree-vect-loop.c (new_loop_vec_info): Initialize peeling hash table
16356 field.
16357 (destroy_loop_vec_info): Free peeling hash table.
16358 (vect_analyze_loop_form): Update call to builtin_vectorization_cost.
16359 (vect_analyze_loop): Move vect_enhance_data_refs_alignment before
16360 vect_analyze_slp. Fix indentation.
16361 (vect_get_single_scalar_iteraion_cost): New function.
16362 (vect_get_known_peeling_cost): Likewise.
16363 (vect_estimate_min_profitable_iters): Rename byte_misalign to npeel.
16364 Call vect_get_single_scalar_iteraion_cost instead of cost_for_stmt per
16365 statement. Move outside cost calculation inside unknown peeling case.
16366 Call vect_get_known_peeling_cost for known amount of peeling.
16367 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Add data
16368 reference to the print message of forced alignment.
16369 (vect_verify_datarefs_alignment): Update call to
16370 vect_supportable_dr_alignment.
16371 (vect_get_data_access_cost): New function.
16372 (vect_peeling_hash, vect_peeling_hash_eq, vect_peeling_hash_insert,
16373 vect_peeling_hash_get_most_frequent, vect_peeling_hash_get_lowest_cost,
16374 vect_peeling_hash_choose_best_peeling): Likewise.
16375 (vect_enhance_data_refs_alignment): Fix documentation. Use hash table
16376 to store all the accesses in the loop and find best possible access to
16377 align using peeling for known alignment case. For unknown alignment
16378 check if stores are preferred or if peeling is worthy.
16379 (vect_find_same_alignment_drs): Analyze pairs of loads too.
16380 (vect_supportable_dr_alignment): Add new argument and check aligned
16381 accesses according to it.
16382 * tree-vect-stmts.c (vect_get_stmt_cost): New function.
16383 (cost_for_stmt): Call vect_get_stmt_cost.
16384 (vect_model_simple_cost): Likewise.
16385 (vect_model_store_cost): Call vect_get_stmt_cost. Call
16386 vect_get_store_cost to calculate the cost of the statement.
16387 (vect_get_store_cost): New function.
16388 (vect_model_load_cost): Call vect_get_stmt_cost. Call
16389 vect_get_load_cost to calculate the cost of the statement.
16390 (vect_get_load_cost): New function.
16391 (vectorizable_store): Update call to vect_supportable_dr_alignment.
16392 (vectorizable_load): Likewise.
16393 * config/spu/spu.c (spu_builtin_vectorization_cost): Add new arguments.
16394 * config/i386/i386.c (ix86_builtin_vectorization_cost): Add new
16395 arguments. Handle unaligned store.
16396 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): New.
16397 (rs6000_builtin_support_vector_misalignment): Return true for word and
16398 double word alignments for VSX.
16399 * tree-vect-slp.c (vect_build_slp_tree): Update calls to
16400 vect_supportable_dr_alignment and builtin_vectorization_cost.
16401
16402 2010-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16403
16404 PR target/44597
16405 * config/pa/predicates.md (prefetch_cc_operand): Remove.
16406 (prefetch_nocc_operand): Likewise.
16407 * config/pa/pa.md (prefetch): Revise expander to use prefetch_20.
16408 (prefetch_20): New insn.
16409 (prefetch_cc): Remove.
16410 (prefetch_nocc): Likewise.
16411
16412 2010-07-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16413
16414 * expr.c (vector_mode_valid_p): Move to c-common.c.
16415 * expr.h (vector_mode_valid_p): Do not declare here.
16416 * system.h: Poison GCC_EXPR_H in front-ends.
16417 * Makefile.in: Update dependencies.
16418
16419 2010-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16420
16421 PR target/44705
16422 * config/pa/pa.h (GO_IF_LEGITIMATE_ADDRESS): Reject LABEL_REF.
16423
16424 2010-07-03 Jan Hubicka <jh@suse.cz>
16425
16426 * timevar.def (TV_OUT_OF_SSA, TV_VAR_EXPAND, TV_POST_EXPAND,
16427 TV_VAR_TRACKING_DATAFLOW, TV_VAR_TRACKING_EMIT): New timevars.
16428 * cfgexpand.c (gimple_expand_cfg): Use new timevars.
16429 * var-tracking.c (vt_find_locations, variable_tracking_main_1):
16430 Likewise.
16431
16432 * lto-stramer-out.c (pass_ipa_lto_gimple_out, pass_ipa_lto_finish_out):
16433 Update timevars.V
16434 * timevar.def (TV_IPA_LTO_GIMPLE_IO, TV_IPA_LTO_DECL_IO): Remove.
16435 (TV_IPA_LTO_GIMPLE_IN, TV_IPA_LTO_GIMPLE_OUT, TV_IPA_LTO_DECL_IN,
16436 TV_IPA_LTO_DECL_OUT): New.
16437 * lto.c (read_cgraph_and_symbols, materialize_cgraph): Update timevars.
16438
16439 2010-07-03 Jan Hubicka <jh@suse.cz>
16440
16441 * ipa-inline.c (update_edge_key): Break out from ...
16442 update_callers_keys): ... here;
16443 (update_callee_keys): Update only the edges from caller to callee.
16444 (update_all_calle_keys): Do what update_calle_keys did.
16445 (decide_inlining_of_small_functions): Avoid recomputing of all
16446 callees when badness increase.
16447
16448 2010-07-03 Jie Zhang <jie@codesourcery.com>
16449
16450 * config/arm/arm.c (arm_attr_length_move_neon): New.
16451 * config/arm/arm-protos.h (arm_attr_length_move_neon): Declare.
16452 * config/arm/neon.md (define_mode_attr V_slen): Remove.
16453 (neon_mov<mode> for VSTRUCT): Use arm_attr_length_move_neon
16454 to compute length attribute.
16455
16456 2010-07-03 Jie Zhang <jie@codesourcery.com>
16457
16458 * config/arm/vfp.md (*push_multi_vfp): Use vfp_register_operand
16459 as predicate for operand 1 and remove its constraint.
16460 * config/arm/predicates.md (vfp_register_operand): New.
16461 * config/arm/arm.md (*push_multi): Remove the constraint of operand 1.
16462 (*push_fp_multi): Likewise.
16463
16464 2010-07-03 Eric Botcazou <ebotcazou@adacore.com>
16465
16466 * gimplify.c (mostly_copy_tree_r): Deal with BIND_EXPR.
16467
16468 2010-07-03 Jan Hubicka <jh@suse.cz>
16469
16470 * config/i386/i386.c (override_options): Revert accidental commit.
16471
16472 2010-07-02 Le-Chun Wu <lcwu@google.com>
16473
16474 PR c++/44128
16475 * doc/invoke.texi: Update documentation of -Wshadow.
16476
16477 2010-07-02 Daniel Jacobowitz <dan@codesourcery.com>
16478 Julian Brown <julian@codesourcery.com>
16479 Sandra Loosemore <sandra@codesourcery.com>
16480
16481 * config/arm/arm.c (arm_canonicalize_comparison): Canonicalize DImode
16482 comparisons. Adjust to take both operands.
16483 (arm_select_cc_mode): Handle DImode comparisons.
16484 (arm_gen_compare_reg): Generate a scratch register for DImode
16485 comparisons which require one. Use xor for Thumb equality checks.
16486 (arm_const_double_by_immediates): New.
16487 (arm_print_operand): Allow 'Q' and 'R' for constants.
16488 (get_arm_condition_code): Handle new CC_CZmode and CC_NCVmode.
16489 * config/arm/arm.h (CANONICALIZE_COMPARISON): Always use
16490 arm_canonicalize_comparison.
16491 * config/arm/arm-modes.def: Add CC_CZmode and CC_NCVmode.
16492 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
16493 prototype.
16494 (arm_const_double_by_immediates): Declare.
16495 * config/arm/constraints.md (Di): New constraint.
16496 * config/arm/predicates.md (arm_immediate_di_operand)
16497 (arm_di_operand, cmpdi_operand): New.
16498 * config/arm/arm.md (cbranchdi4): Handle non-Cirrus also.
16499 (*arm_cmpdi_insn, *arm_cmpdi_unsigned)
16500 (*arm_cmpdi_zero, *thumb_cmpdi_zero): New insns.
16501 (cstoredi4): Handle non-Cirrus also.
16502
16503 2010-07-02 Julian Brown <julian@codesourcery.com>
16504 Sandra Loosemore <sandra@codesourcery.com>
16505
16506 PR target/43703
16507 * config/arm/vec-common.md (add<mode>3, sub<mode>3, smin<mode>3)
16508 (smax<mode>3): Disable for NEON float modes when
16509 flag_unsafe_math_optimizations is false.
16510 * config/arm/neon.md (*add<mode>3_neon, *sub<mode>3_neon)
16511 (*mul<mode>3_neon)
16512 (mul<mode>3add<mode>_neon, mul<mode>3neg<mode>add<mode>_neon)
16513 (reduc_splus_<mode>, reduc_smin_<mode>, reduc_smax_<mode>): Disable
16514 for NEON float modes when flag_unsafe_math_optimizations is false.
16515 (quad_halves_<code>v4sf): Only enable if
16516 flag_unsafe_math_optimizations is true.
16517 * doc/invoke.texi (ARM Options): Add note about floating point
16518 vectorization requiring -funsafe-math-optimizations.
16519
16520 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
16521 Julian Brown <julian@codesourcery.com>
16522
16523 * config/arm/neon.md (UNSPEC_VABA): Delete.
16524 (UNSPEC_VABAL): Delete.
16525 (UNSPEC_VABS): Delete.
16526 (UNSPEC_VMUL_N): Delete.
16527 (adddi3_neon): New.
16528 (subdi3_neon): New.
16529 (mul<mode>3add<mode>_neon): Make the pattern named.
16530 (mul<mode>3neg<mode>add<mode>_neon): Likewise.
16531 (neon_vadd<mode>): Replace with define_expand, and move the remaining
16532 unspec parts...
16533 (neon_vadd<mode>_unspec): ...to this.
16534 (neon_vmla<mode>, neon_vmla<mode>_unspec): Likewise.
16535 (neon_vlms<mode>, neon_vmls<mode>_unspec): Likewise.
16536 (neon_vsub<mode>, neon_vsub<mode>_unspec): Likewise.
16537 (neon_vaba<mode>): Rewrite in terms of vabd.
16538 (neon_vabal<mode>): Rewrite in terms of vabdl.
16539 (neon_vabs<mode>): Rewrite without unspec.
16540 * config/arm/arm.md (*arm_adddi3): Disable for TARGET_NEON.
16541 (*arm_subdi3): Likewise.
16542 * config/arm/neon.ml (Vadd, Vsub): Split out 64-bit variants and add
16543 No_op attribute to disable assembly output checks.
16544 * config/arm/arm_neon.h: Regenerated.
16545 * doc/arm-neon-intrinsics.texi: Regenerated.
16546
16547 2010-07-02 Jan Hubicka <jh@suse.cz>
16548
16549 * ipa-split.c (split_function): For aggregate values, set the return
16550 slot optimization bit. When passing DECL_BY_REFERENCE, produce
16551 *<retval> = fncall.part ().
16552 (execute_split_functions): Do not care about DECL_BY_REFERENCE.
16553
16554 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
16555
16556 * config/arm/neon.md (UNSPEC_VAND): Delete.
16557 (UNSPEC_VBIC): Delete.
16558 (UNSPEC_VCLZ): Delete.
16559 (UNSPEC_VCNT): Delete.
16560 (UNSPEC_VEOR): Delete.
16561 (UNSPEC_VORN): Delete.
16562 (UNSPEC_VORR): Delete.
16563 (iordi3_neon): Rewrite RTL without unspec. Add alternatives to handle
16564 core registers too.
16565 (anddi3_neon): Likewise.
16566 (orndi3_neon): Likewise.
16567 (bicdi3_neon): Likewise.
16568 (xordi3_neon): Likewise.
16569 (neon_vclz<mode>): Rewrite as define_expand and clz<mode>2 to get
16570 rid of unspec and handle unused operand.
16571 (neon_vcnt<mode>): Similarly, with popcount<mode>2.
16572 * config/arm/predicates.md (imm_for_neon_logic_operand):
16573 Require TARGET_NEON.
16574 (imm_for_neon_inv_logic_operand): Likewise.
16575 * config/arm/arm.md (define_split for logical_binary_operator):
16576 Disable for NEON registers.
16577 (anddi3): Add new define_expand, and rename the insn. Disable
16578 this insn for NEON, where anddi3_neon now applies.
16579 (*anddi_notdi_di): Disable for TARGET_NEON, where bicdi3_neon applies.
16580 (iordi3): As for anddi3.
16581 (xordi3): Likewise.
16582 * config/arm/neon.ml (Vand): Split DImode variants and mark them
16583 as No_op to disable testing for exact instruction match.
16584 (Vorr): Likewise.
16585 (Veor): Likewise.
16586 (Vbic): Likewise.
16587 (Vorn): Likewise.
16588 * config/arm/arm_neon.h: Regenerated.
16589 * doc/arm-neon-intrinsics.texi: Regenerated.
16590
16591 2010-07-02 Eric Botcazou <ebotcazou@adacore.com>
16592
16593 * expr.h (emit_stack_probe): Declare.
16594 * explow.c (emit_stack_probe): Make global.
16595 (anti_adjust_stack_and_probe): Fix comments.
16596 * config/sparc/linux.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
16597 * config/sparc/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
16598 * config/sparc/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
16599 * config/sparc/sparc.c: Include except.h.
16600 (sparc_emit_probe_stack_range): New function.
16601 (output_probe_stack_range): Likewise.
16602 (sparc_expand_prologue): Invoke sparc_emit_probe_stack_range if static
16603 built-in stack checking is enabled.
16604 * config/sparc/sparc-protos.h (output_probe_stack_range): Declare.
16605 * config/sparc/sparc.md (UNSPECV_PROBE_STACK_RANGE): New constant.
16606 (probe_stack_range): New insn.
16607
16608 2010-07-02 Richard Guenther <rguenther@suse.de>
16609
16610 PR target/43958
16611 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Use pointer arithmetic
16612 for argument alignment.
16613
16614 2010-07-02 Jan Hubicka <jh@suse.cz>
16615
16616 * ipa-split.c (verify_non_ssa_vars): Break out from ...; perform DFS
16617 walk backwards from entry_bb to check only those basic block of header
16618 that might lead to execution of split part.
16619 (consider_split) ... here.
16620 (find_return_bb): Allow assignment in return BB.
16621 (find_retval): New.
16622 (split_function): Fix name of cloned function; take care of updating
16623 return value in return_bb containing move.
16624
16625 2010-07-02 Andreas Schwab <schwab@linux-m68k.org>
16626
16627 PR target/44771
16628 * config/m68k/m68k.c (m68k_expand_prologue): Remove set but not
16629 used variable insn.
16630
16631 2010-07-02 Eric Botcazou <ebotcazou@adacore.com>
16632
16633 * implicit-zee.c (combine_reaching_defs): Fix long lines.
16634 (is_set_with_extension_DI): Delete.
16635 (struct zero_extend_info): New structure.
16636 (add_removable_zero_extend): New function.
16637 (find_removable_zero_extends): Use note_stores to find SETs.
16638 (find_and_remove_ze): Fix long line, remove superfluous parentheses.
16639
16640 2010-07-02 Changpeng Fang <changpeng.fang@amd.com>
16641
16642 * tree-ssa-loop-prefetch.c (compute_miss_rate): Rename to
16643 is_miss_rate_acceptable. Pull total_positions computation
16644 out of the loops. Early return if miss_positions exceeds
16645 the acceptable threshold.
16646 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Call
16647 is_miss_rate_acceptable after renaming of compute_miss_rate.
16648
16649 2010-07-02 Changpeng Fang <changpeng.fang@amd.com>
16650
16651 PR middle-end/44576
16652 * tree-ssa-loop-prefetch.c (compute_miss_rate): Return 1000 (out
16653 of 1000) for miss rate if the address diference is greater than or
16654 equal to the cache line size (the two reference will never hit the
16655 same cache line).
16656
16657 2010-07-02 Bernd Schmidt <bernds@codesourcery.com>
16658
16659 PR target/42835
16660 * config/arm/arm-modes.def (CC_NOTB): New mode.
16661 * config/arm/arm.c (get_arm_condition_code): Handle it.
16662 * config/arm/thumb2.md (thumb2_compare_scc): Delete pattern.
16663 * config/arm/arm.md (subsi3_compare0_c): New pattern.
16664 (compare_scc): Now a define_and_split. Add a number of extra
16665 splitters before it.
16666
16667 PR target/42172
16668 * config/arm/arm.c (thumb1_rtx_costs): Improve support for SIGN_EXTEND
16669 and ZERO_EXTEND.
16670 (arm_rtx_costs_1): Likewise.
16671 (arm_size_rtx_costs): Use arm_rtx_costs_1 for these codes.
16672 * config/arm/arm.md (is_arch6): New attribute.
16673 (zero_extendhisi2, zero_extendqisi2, extendhisi2,
16674 extendqisi2): Tighten the code somewhat, avoiding invalid
16675 RTL to occur in the expander patterns.
16676 (thumb1_zero_extendhisi2): Merge with thumb1_zero_extendhisi2_v6.
16677 (thumb1_zero_extendhisi2_v6): Delete.
16678 (thumb1_extendhisi2): Merge with thumb1_extendhisi2_v6.
16679 (thumb1_extendhisi2_v6): Delete.
16680 (thumb1_extendqisi2): Merge with thumb1_extendhisi2_v6.
16681 (thumb1_extendqisi2_v6): Delete.
16682 (zero_extendhisi2 for register input splitter): New.
16683 (zero_extendqisi2 for register input splitter): New.
16684 (thumb1_extendhisi2 for register input splitter): New.
16685 (extendhisi2 for register input splitter): New.
16686 (extendqisi2 for register input splitter): New.
16687 (TARGET_THUMB1 extendqisi2 for memory input splitter): New.
16688 (arm_zero_extendhisi2): Allow nonimmediate_operand for operand 1,
16689 and add support for a register alternative requiring a split.
16690 (thumb1_zero_extendqisi2): Likewise.
16691 (arm_zero_extendqisi2): Likewise.
16692 (arm_extendhisi2): Likewise.
16693 (arm_extendqisi2): Likewise.
16694
16695 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
16696
16697 * config/arm/arm.c (neon_vdup_constant): Expand into canonical RTL
16698 instead of an unspec.
16699 (neon_expand_vector_init): Likewise.
16700 * config/arm/neon.md (UNSPEC_VCOMBINE): Delete.
16701 (UNSPEC_VDUP_LANE): Delete.
16702 (UNSPEC VDUP_N): Delete.
16703 (UNSPEC_VGET_HIGH): Delete.
16704 (UNSPEC_VGET_LANE): Delete.
16705 (UNSPEC_VGET_LOW): Delete.
16706 (UNSPEC_VMVN): Delete.
16707 (UNSPEC_VSET_LANE): Delete.
16708 (V_double_vector_mode): New.
16709 (vec_set<mode>_internal): Make code emitted match that for the
16710 corresponding intrinsics.
16711 (vec_setv2di_internal): Likewise.
16712 (neon_vget_lanedi): Rewrite to expand into emit_move_insn.
16713 (neon_vget_lanev2di): Rewrite to expand into vec_extractv2di.
16714 (neon_vset_lane<mode>): Combine double and quad patterns and
16715 expand into vec_set<mode>_internal instead of UNSPEC_VSET_LANE.
16716 (neon_vset_lanedi): Rewrite to expand into emit_move_insn.
16717 (neon_vdup_n<mode>): Rewrite RTL without unspec.
16718 (neon_vdup_ndi): Rewrite as define_expand and use emit_move_insn.
16719 (neon_vdup_nv2di): Rewrite RTL without unspec and merge with
16720 with neon_vdup_lanev2di, adjusting the pattern from the latter
16721 to be predicable for consistency.
16722 (neon_vdup_lane<mode>_internal): New.
16723 (neon_vdup_lane<mode>): Turn into a define_expand and rewrite
16724 to avoid using an unspec.
16725 (neon_vdup_lanedi): Rewrite RTL pattern to avoid unspec.
16726 (neon_vdup_lanev2di): Turn into a define_expand.
16727 (neon_vcombine): Rewrite pattern to eliminate UNPSEC_VCOMBINE.
16728 (neon_vget_high<mode>): Replace with....
16729 (neon_vget_highv16qi): New pattern using canonical RTL.
16730 (neon_vget_highv8hi): Likewise.
16731 (neon_vget_highv4si): Likewise.
16732 (neon_vget_highv4sf): Likewise.
16733 (neon_vget_highv2di): Likewise.
16734 (neon_vget_low<mode>): Replace with....
16735 (neon_vget_lowv16qi): New pattern using canonical RTL.
16736 (neon_vget_lowv8hi): Likewise.
16737 (neon_vget_lowv4si): Likewise.
16738 (neon_vget_lowv4sf): Likewise.
16739 (neon_vget_lowv2di): Likewise.
16740
16741 * config/arm/neon.ml (Vget_lane): Add No_op attribute to suppress
16742 test for this emitting vmov.
16743 (Vset_lane): Likewise.
16744 (Vdup_n): Likewise.
16745 (Vmov_n): Likewise.
16746
16747 * doc/arm-neon-intrinsics.texi: Regenerated.
16748
16749 2010-07-02 Sandra Loosemore <sandra@codesourcery.com>
16750
16751 * config/arm/neon.md (vec_extractv2di): Correct error in register
16752 numbering to reconcile with neon_vget_lanev2di.
16753
16754 2010-07-02 Richard Guenther <rguenther@suse.de>
16755
16756 * tree-ssa-structalias.c (pt_solution_set_var): New function.
16757 * tree-ssa-alias.h (pt_solution_set_var): Declare.
16758 * tree-ssa-loop-ivopts.c (copy_ref_info): Also copy or create
16759 points-to information.
16760
16761 2010-07-02 Christian Borntraeger <borntraeger@de.ibm.com>
16762
16763 * config/s390/s390.c (override_options): Adopt prefetching
16764 at -O3 to handle flag_prefetch_loop_arrays as a tristate.
16765
16766 2010-07-02 Jan Hubicka <jh@suse.cz>
16767
16768 * df-problems.c (df_kill_notes): Do not collect dead notes.
16769 (df_set_note): Just call add_reg_note.
16770 (df_set_unused_notes_for_mw, df_set_dead_notes_for_mw,
16771 df_create_unused_note): Do not deal with lists of old notes.
16772 (df_note_bb_compute): Likewise.
16773
16774 2010-07-02 Richard Guenther <rguenther@suse.de>
16775
16776 * tree-ssa-structalias.c (find_func_aliases): Handle
16777 pointer alignment via BIT_AND_EXPR.
16778 * tree-vrp.c (extract_range_from_binary_expr): Likewise.
16779
16780 2010-07-02 Richard Guenther <rguenther@suse.de>
16781
16782 * tree-data-ref.c (initialize_data_dependence_relation): Handle
16783 mismatching number of dimensions properly.
16784
16785 2010-07-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16786
16787 PR target/44707
16788 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Recognize
16789 (lo_sum (high ...) ...) patterns generated by earlier passes.
16790
16791 2010-07-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16792
16793 * doc/install.texi (Prerequisites): Document Perl requirement on
16794 Solaris 2.
16795 (Specific, *-*-solaris2*): Document GNU c++filt requirement.
16796
16797 2010-07-02 Richard Guenther <rguenther@suse.de>
16798
16799 PR middle-end/44777
16800 * tree-cfg.c (gimple_block_ends_with_call_p): Handle empty BBs.
16801
16802 2010-07-02 Jan Hubicka <jh@suse.cz>
16803
16804 PR middle-end/44706
16805 * predict.c (predict_paths_for_bb): Handle case when control dependence
16806 BB has only abnormal edges.
16807
16808 2010-07-02 Richard Guenther <rguenther@suse.de>
16809
16810 PR tree-optimization/44748
16811 * tree-ssa-ccp.c (fold_const_aggregate_ref): Properly handle
16812 the embedded conversion in MEM_REFs.
16813
16814 2010-07-01 López-Ibáñez <manu@gcc.gnu.org>
16815
16816 * reload.c: Include toplev.h.
16817 * recog.c: Likewise.
16818 * Makefile.in: Adjust dependencies.
16819
16820 2010-07-01 Jakub Jelinek <jakub@redhat.com>
16821
16822 PR debug/44694
16823 * dwarf2out.c (reg_loc_descriptor): For eliminated arg_pointer_rtx
16824 or frame_pointer_rtx use DW_OP_fbreg offset DW_OP_stack_value.
16825
16826 2010-07-01 Richard Guenther <rguenther@suse.de>
16827
16828 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use unsigned
16829 types for offsets.
16830
16831 2010-07-01 Joern Rennecke <joern.rennecke@embecosm.com>
16832
16833 PR target/44732
16834 * config/ia64/ia64.c (ia64_register_move_cost): Remove stray '{'.
16835 Fix argument types.
16836
16837 2010-07-01 Bernd Schmidt <bernds@codesourcery.com>
16838
16839 PR target/44727
16840 * config/i386/i386.md (peephole2 for arithmetic ops with memory):
16841 Make sure operand 0 dies.
16842
16843 2010-07-01 Richard Guenther <rguenther@suse.de>
16844
16845 PR middle-end/42834
16846 PR middle-end/44468
16847 * doc/gimple.texi (is_gimple_mem_ref_addr): Document.
16848 * doc/generic.texi (References to storage): Document MEM_REF.
16849 * tree-pretty-print.c (dump_generic_node): Handle MEM_REF.
16850 (print_call_name): Likewise.
16851 * tree.c (recompute_tree_invariant_for_addr_expr): Handle MEM_REF.
16852 (build_simple_mem_ref_loc): New function.
16853 (mem_ref_offset): Likewise.
16854 * tree.h (build_simple_mem_ref_loc): Declare.
16855 (build_simple_mem_ref): Define.
16856 (mem_ref_offset): Declare.
16857 * fold-const.c: Include tree-flow.h.
16858 (operand_equal_p): Handle MEM_REF.
16859 (build_fold_addr_expr_with_type_loc): Likewise.
16860 (fold_comparison): Likewise.
16861 (fold_unary_loc): Fold
16862 VIEW_CONVERT_EXPR <T1, MEM_REF <T2, ...>> to MEM_REF <T1, ...>.
16863 (fold_binary_loc): Fold MEM[&MEM[p, CST1], CST2] to MEM[p, CST1 + CST2],
16864 fold MEM[&a.b, CST2] to MEM[&a, offsetof (a, b) + CST2].
16865 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle MEM_REF.
16866 (ptr_deref_may_alias_ref_p_1): Likewise.
16867 (ao_ref_base_alias_set): Properly differentiate base object for
16868 offset and TBAA.
16869 (ao_ref_init_from_ptr_and_size): Use MEM_REF.
16870 (indirect_ref_may_alias_decl_p): Handle MEM_REFs properly.
16871 (indirect_refs_may_alias_p): Likewise.
16872 (refs_may_alias_p_1): Likewise. Remove pointer SSA name def
16873 chasing code.
16874 (ref_maybe_used_by_call_p_1): Handle MEM_REF.
16875 (call_may_clobber_ref_p_1): Likewise.
16876 * dwarf2out.c (loc_list_from_tree): Handle MEM_REF.
16877 * expr.c (expand_assignment): Handle MEM_REF.
16878 (store_expr): Handle MEM_REFs from STRING_CSTs.
16879 (store_field): If expanding a MEM_REF of a non-addressable
16880 decl use bitfield operations.
16881 (get_inner_reference): Handle MEM_REF.
16882 (expand_expr_addr_expr_1): Likewise.
16883 (expand_expr_real_1): Likewise.
16884 * tree-eh.c (tree_could_trap_p): Handle MEM_REF.
16885 * alias.c (ao_ref_from_mem): Handle MEM_REF.
16886 (get_alias_set): Likewise. Properly handle VIEW_CONVERT_EXPRs.
16887 * tree-data-ref.c (dr_analyze_innermost): Handle MEM_REF.
16888 (dr_analyze_indices): Likewise.
16889 (dr_analyze_alias): Likewise.
16890 (object_address_invariant_in_loop_p): Likewise.
16891 * gimplify.c (mark_addressable): Handle MEM_REF.
16892 (gimplify_cond_expr): Build MEM_REFs.
16893 (gimplify_modify_expr_to_memcpy): Likewise.
16894 (gimplify_init_ctor_preeval_1): Handle MEM_REF.
16895 (gimple_fold_indirect_ref): Adjust.
16896 (gimplify_expr): Handle MEM_REF. Gimplify INDIRECT_REF to MEM_REF.
16897 * tree.def (MEM_REF): New tree code.
16898 * tree-dfa.c: Include toplev.h.
16899 (get_ref_base_and_extent): Handle MEM_REF.
16900 (get_addr_base_and_unit_offset): New function.
16901 * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle MEM_REF.
16902 * gimple-fold.c (may_propagate_address_into_dereference): Handle
16903 MEM_REF.
16904 (maybe_fold_offset_to_array_ref): Allow possibly out-of bounds
16905 accesses if the array has just one dimension. Remove always true
16906 parameter. Do not require type compatibility here.
16907 (maybe_fold_offset_to_component_ref): Remove.
16908 (maybe_fold_stmt_indirect): Remove.
16909 (maybe_fold_reference): Remove INDIRECT_REF handling.
16910 Fold back to non-MEM_REF.
16911 (maybe_fold_offset_to_address): Simplify. Deal with type
16912 mismatches here.
16913 (maybe_fold_reference): Likewise.
16914 (maybe_fold_stmt_addition): Likewise. Also handle
16915 &ARRAY + I in addition to &ARRAY[0] + I.
16916 (fold_gimple_assign): Handle ADDR_EXPR of MEM_REFs.
16917 (gimple_get_relevant_ref_binfo): Handle MEM_REF.
16918 * cfgexpand.c (expand_debug_expr): Handle MEM_REF.
16919 * tree-ssa.c (useless_type_conversion_p): Make most pointer
16920 conversions useless.
16921 (warn_uninitialized_var): Handle MEM_REF.
16922 (maybe_rewrite_mem_ref_base): New function.
16923 (execute_update_addresses_taken): Implement re-writing of MEM_REFs
16924 to SSA form.
16925 * tree-inline.c (remap_gimple_op_r): Handle MEM_REF, remove
16926 INDIRECT_REF handling.
16927 (copy_tree_body_r): Handle MEM_REF.
16928 * gimple.c (is_gimple_addressable): Adjust.
16929 (is_gimple_address): Likewise.
16930 (is_gimple_invariant_address): ADDR_EXPRs of MEM_REFs with
16931 invariant base are invariant.
16932 (is_gimple_min_lval): Adjust.
16933 (is_gimple_mem_ref_addr): New function.
16934 (get_base_address): Handle MEM_REF.
16935 (count_ptr_derefs): Likewise.
16936 (get_base_loadstore): Likewise.
16937 * gimple.h (is_gimple_mem_ref_addr): Declare.
16938 (gimple_call_fndecl): Handle invariant MEM_REF addresses.
16939 * tree-cfg.c (verify_address): New function, split out from ...
16940 (verify_expr): ... here. Use for verifying ADDR_EXPRs and
16941 the address operand of MEM_REFs. Verify MEM_REFs. Reject
16942 INDIRECT_REFs.
16943 (verify_types_in_gimple_min_lval): Handle MEM_REF. Disallow
16944 INDIRECT_REF. Allow conversions.
16945 (verify_types_in_gimple_reference): Verify VIEW_CONVERT_EXPR of
16946 a register does not change its size.
16947 (verify_types_in_gimple_reference): Verify MEM_REF.
16948 (verify_gimple_assign_single): Disallow INDIRECT_REF.
16949 Handle MEM_REF.
16950 * tree-ssa-operands.c (opf_non_addressable, opf_not_non_addressable):
16951 New.
16952 (mark_address_taken): Handle MEM_REF.
16953 (get_indirect_ref_operands): Pass through opf_not_non_addressable.
16954 (get_asm_expr_operands): Pass opf_not_non_addressable.
16955 (get_expr_operands): Handle opf_[not_]non_addressable.
16956 Handle MEM_REF. Remove INDIRECT_REF handling.
16957 * tree-vrp.c (check_array_ref): Handle MEM_REF.
16958 (search_for_addr_array): Likewise.
16959 (check_array_bounds): Likewise.
16960 (vrp_stmt_computes_nonzero): Adjust for MEM_REF.
16961 * tree-ssa-loop-im.c (for_each_index): Handle MEM_REF.
16962 (ref_always_accessed_p): Likewise.
16963 (gen_lsm_tmp_name): Likewise. Handle ADDR_EXPR.
16964 * tree-complex.c (extract_component): Do not handle INDIRECT_REF.
16965 Handle MEM_REF.
16966 * cgraphbuild.c (mark_load): Properly check for NULL result
16967 from get_base_address.
16968 (mark_store): Likewise.
16969 * tree-ssa-loop-niter.c (array_at_struct_end_p): Handle MEM_REF.
16970 * tree-loop-distribution.c (generate_builtin): Exchange INDIRECT_REF
16971 handling for MEM_REF.
16972 * tree-scalar-evolution.c (follow_ssa_edge_expr): Handle
16973 &MEM[ptr + CST] similar to POINTER_PLUS_EXPR.
16974 * builtins.c (stabilize_va_list_loc): Use the function ABI
16975 valist type if we couldn't canonicalize the argument type.
16976 Always dereference with the canonical va-list type.
16977 (maybe_emit_free_warning): Handle MEM_REF.
16978 (fold_builtin_memory_op): Simplify and handle MEM_REFs in folding
16979 memmove to memcpy.
16980 * builtins.c (fold_builtin_memory_op): Use ref-all types
16981 for all memcpy foldings.
16982 * omp-low.c (build_receiver_ref): Adjust for MEM_REF.
16983 (build_outer_var_ref): Likewise.
16984 (scan_omp_1_op): Likewise.
16985 (lower_rec_input_clauses): Likewise.
16986 (lower_lastprivate_clauses): Likewise.
16987 (lower_reduction_clauses): Likewise.
16988 (lower_copyprivate_clauses): Likewise.
16989 (expand_omp_atomic_pipeline): Likewise.
16990 (expand_omp_atomic_mutex): Likewise.
16991 (create_task_copyfn): Likewise.
16992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MEM_REF.
16993 Remove old union trick. Initialize constant offsets.
16994 (ao_ref_init_from_vn_reference): Likewise. Do not handle
16995 INDIRECT_REF. Init base_alias_set properly.
16996 (vn_reference_lookup_3): Replace INDIRECT_REF handling with MEM_REF.
16997 (vn_reference_fold_indirect): Adjust for MEM_REFs.
16998 (valueize_refs): Fold MEM_REFs. Re-evaluate constant offset
16999 for ARRAY_REFs.
17000 (may_insert): Remove.
17001 (visit_reference_op_load): Do not test may_insert.
17002 (run_scc_vn): Remove parameter, do not fiddle with may_insert.
17003 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17004 a field to store the constant offset this op applies.
17005 (run_scc_vn): Adjust prototype.
17006 * cgraphunit.c (thunk_adjust): Adjust for MEM_REF.
17007 * tree-ssa-ccp.c (ccp_fold): Replace INDIRECT_REF folding with
17008 MEM_REF. Propagate &foo + CST as &MEM[&foo, CST]. Do not
17009 bother about volatile qualifiers on pointers.
17010 (fold_const_aggregate_ref): Handle MEM_REF, do not handle INDIRECT_REF.
17011 * tree-ssa-loop-ivopts.c
17012 * tree-ssa-loop-ivopts.c (determine_base_object): Adjust for MEM_REF.
17013 (strip_offset_1): Likewise.
17014 (find_interesting_uses_address): Replace INDIRECT_REF handling with
17015 MEM_REF handling.
17016 (get_computation_cost_at): Likewise.
17017 * ipa-pure-const.c (check_op): Handle MEM_REF.
17018 * tree-stdarg.c (check_all_va_list_escapes): Adjust for MEM_REF.
17019 * tree-ssa-sink.c (is_hidden_global_store): Handle MEM_REF
17020 and constants.
17021 * ipa-inline.c (likely_eliminated_by_inlining_p): Handle MEM_REF.
17022 * tree-parloops.c (take_address_of): Adjust for MEM_REF.
17023 (eliminate_local_variables_1): Likewise.
17024 (create_call_for_reduction_1): Likewise.
17025 (create_loads_for_reductions): Likewise.
17026 (create_loads_and_stores_for_name): Likewise.
17027 * matrix-reorg.c (may_flatten_matrices_1): Sanitize.
17028 (ssa_accessed_in_tree): Handle MEM_REF.
17029 (ssa_accessed_in_assign_rhs): Likewise.
17030 (update_type_size): Likewise.
17031 (analyze_accesses_for_call_stmt): Likewise.
17032 (analyze_accesses_for_assign_stmt): Likewise.
17033 (transform_access_sites): Likewise.
17034 (transform_allocation_sites): Likewise.
17035 * tree-affine.c (tree_to_aff_combination): Handle MEM_REF.
17036 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
17037 not handle INDIRECT_REF.
17038 * tree-ssa-phiopt.c (add_or_mark_expr): Handle MEM_REF.
17039 (cond_store_replacement): Likewise.
17040 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17041 MEM_REF, no not handle INDIRECT_REFs.
17042 (insert_into_preds_of_block): Properly initialize avail.
17043 (phi_translate_1): Fold MEM_REFs. Re-evaluate constant offset
17044 for ARRAY_REFs. Properly handle reference lookups that
17045 require a bit re-interpretation.
17046 (can_PRE_operation): Do not handle INDIRECT_REF. Handle MEM_REF.
17047 * tree-sra.c (build_access_from_expr_1): Handle MEM_REF.
17048 (build_ref_for_offset_1): Remove.
17049 (build_ref_for_offset): Build MEM_REFs.
17050 (gate_intra_sra): Disable for now.
17051 (sra_ipa_modify_expr): Handle MEM_REF.
17052 (ipa_early_sra_gate): Disable for now.
17053 * tree-sra.c (create_access): Swap INDIRECT_REF handling for
17054 MEM_REF handling.
17055 (disqualify_base_of_expr): Likewise.
17056 (ptr_parm_has_direct_uses): Swap INDIRECT_REF handling for
17057 MEM_REF handling.
17058 (sra_ipa_modify_expr): Remove INDIRECT_REF handling.
17059 Use mem_ref_offset. Remove bogus folding.
17060 (build_access_from_expr_1): Properly handle MEM_REF for non IPA-SRA.
17061 (make_fancy_name_1): Add support for MEM_REF.
17062 * tree-predcom.c (ref_at_iteration): Handle MEM_REFs.
17063 * tree-mudflap.c (mf_xform_derefs_1): Adjust for MEM_REF.
17064 * ipa-prop.c (compute_complex_assign_jump_func): Handle MEM_REF.
17065 (compute_complex_ancestor_jump_func): Likewise.
17066 (ipa_analyze_virtual_call_uses): Likewise.
17067 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Replace
17068 INDIRECT_REF folding with more generalized MEM_REF folding.
17069 (tree_ssa_forward_propagate_single_use_vars): Adjust accordingly.
17070 (forward_propagate_addr_into_variable_array_index): Also handle
17071 &ARRAY + I in addition to &ARRAY[0] + I.
17072 * tree-ssa-dce.c (ref_may_be_aliased): Handle MEM_REF.
17073 * tree-ssa-ter.c (find_replaceable_in_bb): Avoid TER if that
17074 creates assignments with overlap.
17075 * tree-nested.c (get_static_chain): Adjust for MEM_REF.
17076 (get_frame_field): Likewise.
17077 (get_nonlocal_debug_decl): Likewise.
17078 (convert_nonlocal_reference_op): Likewise.
17079 (struct nesting_info): Add mem_refs pointer-set.
17080 (create_nesting_tree): Allocate it.
17081 (convert_local_reference_op): Insert to be folded mem-refs.
17082 (fold_mem_refs): New function.
17083 (finalize_nesting_tree_1): Perform defered folding of mem-refs
17084 (free_nesting_tree): Free the pointer-set.
17085 * tree-vect-stmts.c (vectorizable_store): Adjust for MEM_REF.
17086 (vectorizable_load): Likewise.
17087 * tree-ssa-phiprop.c (phiprop_insert_phi): Adjust for MEM_REF.
17088 (propagate_with_phi): Likewise.
17089 * tree-object-size.c (addr_object_size): Handle MEM_REFs
17090 instead of INDIRECT_REFs.
17091 (compute_object_offset): Handle MEM_REF.
17092 (plus_stmt_object_size): Handle MEM_REF.
17093 (collect_object_sizes_for): Dispatch to plus_stmt_object_size
17094 for &MEM_REF.
17095 * tree-flow.h (get_addr_base_and_unit_offset): Declare.
17096 (symbol_marked_for_renaming): Likewise.
17097 * Makefile.in (tree-dfa.o): Add $(TOPLEV_H).
17098 (fold-const.o): Add $(TREE_FLOW_H).
17099 * tree-ssa-structalias.c (get_constraint_for_1): Handle MEM_REF.
17100 (find_func_clobbers): Likewise.
17101 * ipa-struct-reorg.c (decompose_indirect_ref_acc): Handle MEM_REF.
17102 (decompose_access): Likewise.
17103 (replace_field_acc): Likewise.
17104 (replace_field_access_stmt): Likewise.
17105 (insert_new_var_in_stmt): Likewise.
17106 (get_stmt_accesses): Likewise.
17107 (reorg_structs_drive): Disable.
17108 * config/i386/i386.c (ix86_va_start): Adjust for MEM_REF.
17109 (ix86_canonical_va_list_type): Likewise.
17110
17111 2010-06-30 Joern Rennecke <joern.rennecke@embecosm.com>
17112
17113 PR other/44566
17114 * coretypes.h [!USED_FOR_TARGET] (reg_class_t): Define.
17115 * target.def (struct gcc_target): Replace enum reg_class with
17116 reg_class_t in hook argument / return types.
17117 * doc/tm.texi.in (TARGET_SECONDARY_RELOAD): Likewise.
17118 (TARGET_IRA_COVER_CLASSES, TARGET_MEMORY_MOVE_COST): Likewise.
17119 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise.
17120 * targhooks.h (default_branch_target_register_class): Likewise.
17121 (default_ira_cover_classes, default_secondary_reload): Likewise.
17122 (default_memory_move_cost, default_register_move_cost): Likewise.
17123 * targhooks.c (default_branch_target_register_class): Likewise.
17124 (default_ira_cover_classes, default_secondary_reload): Likewise.
17125 (default_memory_move_cost, default_register_move_cost): Likewise.
17126 * reload.c (push_secondary_reload, secondary_reload_class): Likewise.
17127 * bt-load.c (branch_target_load_optimize): Likewise.
17128 * ira.c (setup_cover_and_important_classes): Likewise.
17129 * ira-costs.c (copy_cost): Likewise.
17130 * reload1.c (emit_input_reload_insns): Likewise.
17131 * config/alpha/alpha.c (alpha_secondary_reload): Likewise.
17132 * config/frv/frv.c (frv_secondary_reload): Likewise.
17133 * config/s390/s390.c (s390_secondary_reload): Likewise.
17134 * config/i386/i386.c (i386_ira_cover_classes): Likewise.
17135 (ix86_secondary_reload, ix86_memory_move_cost): Likewise.
17136 (ix86_register_move_cost): Likewise.
17137 * config/sh/sh-protos.h (sh_secondary_reload): Likewise.
17138 * config/sh/sh.c (sh_target_reg_class, sh_secondary_reload): Likewise.
17139 * config/xtensa/xtensa.c (xtensa_secondary_reload): Likewise.
17140 * config/xtensa/xtensa-protos.h (xtensa_secondary_reload): Likewise.
17141 * config/rs6000/rs6000.c (rs6000_secondary_reload): Likewise.
17142 (rs6000_ira_cover_classes): Likewise.
17143 * config/picochip/picochip.c (picochip_secondary_reload): Likewise.
17144 * config/picochip/picochip-protos.h (picochip_secondary_reload):
17145 Likewise.
17146 * config/pa/pa.c (pa_secondary_reload): Likewise.
17147 * config/mips/mips.c (mips_ira_cover_classes): Likewise.
17148 * config/bfin/bfin.c (bfin_secondary_reload): Likewise.
17149 * config/ia64/ia64.c (ia64_register_move_cost): Likewise.
17150 * doc/tm.texi: Regenerate.
17151
17152 2010-06-30 Sebastian Pop <sebastian.pop@amd.com>
17153
17154 PR bootstrrap/44726
17155 * graphite-sese-to-poly.c (build_poly_dr): Avoid uninitialized
17156 use.
17157 (build_alias_set_optimal_p): Likewise.
17158 (build_base_obj_set_for_drs): Likewise.
17159
17160 2010-06-30 Joern Rennecke <joern.rennecke@embecosm.com>
17161
17162 * target.def: Remove comment about licensing problems of function
17163 declarations.
17164
17165 * target.def (declare_constant_name): Change exp to expr. Use DEFHOOK.
17166 * doc/tm.texi.in (TARGET_ASM_DECLARE_CONSTANT_NAME): Use @hook.
17167 * doc/tm.texi: Regenerate.
17168
17169 * target.def (builtin_reciprocal): Change tm_fn to md_fn. Use DEFHOOK.
17170 * doc/tm.texi.in (TARGET_BUILTIN_RECIPROCAL): Use @hook.
17171
17172 * target.def (enum_va_list_p): Use DEFHOOK.
17173 * doc/tm.texi.in (TARGET_ENUM_VA_LIST_P): Use @hook.
17174 Rename ptype to ptree.
17175 * doc/tm.texi: Regenerate.
17176
17177 * target.def (fold_builtin): Rename nargs to n_args. Use DEFHOOK.
17178 * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Use @hook.
17179 * doc/tm.texi: Regenerate.
17180
17181 * target.def (memory_move_cost): Use DEFHOOK.
17182 * doc/tm.texi.in (TARGET_MEMORY_MOVE_COST): Use @hook.
17183 Rename regclass AKA class to rclass.
17184 * doc/tm.texi: Regenerate.
17185
17186 * target.def (pragma_parse): Use DEFHOOK.
17187 * doc/tm.texi.in (TARGET_OPTION_PRAGMA_PARSE): Use @hook.
17188 s/TARGET_VALID_OPTION_ATTRIBUTE_P/TARGET_OPTION_VALID_ATRIBUTE_P/ .
17189 * doc/tm.texi: Regenerate.
17190
17191 * target.def (pass_by_reference): Use DEFHOOK.
17192 * doc/tm.texi.in (TARGET_PASS_BY_REFERENCE): Use @hook.
17193 * doc/tm.texi: Regenerate.
17194
17195 * target.def (resolve_overloaded_builtin): Rename params to arglist.
17196 Use DEFHOOK.
17197 * doc/tm.texi.in (TARGET_RESOLVE_OVERLOADED_BUILTIN): Use @hook.
17198 * doc/tm.texi: Regenerate.
17199
17200 * target.def (return_pops_args): Use DEFHOOK.
17201 * doc/tm.texi.in (TARGET_RETURN_POPS_ARGS): Use @hook.
17202 Rename stack-size to size.
17203 * doc/tm.texi: Regenerate.
17204
17205 * target.def (dfa_new_cycle): Use DEFHOOK. Rename dump_file to dump,
17206 last-sched_cycle to last_clock, cur_cycle to clock.
17207 * doc/tm.texi.in: Use @hook.
17208 * doc/tm.texi: Regenerate.
17209
17210 * target.def (print_operand, print_operand_address): Update comment.
17211 (print_operand_punct_valid_p): Likewise.
17212
17213 2010-06-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
17214
17215 * toplev.h (_fatal_insn_not_found, _fatal_insn): Move declarations
17216 to rtl.h.
17217 (error_for_asm, warning_for_asm): Move declarations to rtl-error.h.
17218 * rtl.h (_fatal_insn_not_found, _fatal_insn): Move declarations here.
17219 * rtl-error.h: New.
17220 * regrename.c: Do not include toplev.h. Include rtl-error.h.
17221 * rtl-error.c: Likewise.
17222 * reload.c: Likewise.
17223 * recog.c: Likewise.
17224 * sel-sched.c: Likewise.
17225 * function.c: Likewise.
17226 * reg-stack.c: Likewise.
17227 * cfgrtl.c: Likewise.
17228 * reload1.c: Likewise.
17229 * final.c: Include rtl-error.
17230 * Makefile.in: Adjust dependencies.
17231
17232 2010-06-30 Jan Hubicka <jh@suse.cz>
17233
17234 PR middle-end/PR44706
17235 * ipa-split (split_function): Refine conditions when to use DECL_RESULT
17236 to return the value.
17237
17238 2010-06-30 Michael Matz <matz@suse.de>
17239
17240 PR bootstrap/44699
17241 * tree-vrp.c (vrp_finalize): Deal with changing num_ssa_names.
17242 * gimple-fold.c (gimplify_and_update_call_from_tree): If LHS is
17243 a gimple reg, attach the original VDEF to the last store in the
17244 sequence.
17245
17246 2010-06-30 Iain Sandoe <iains@gcc.gnu.org>
17247
17248 PR other/44034
17249 * config/darwin.c (darwin_override_options): Use renamed
17250 targetm.asm_out.emit_unwind_label.
17251
17252 2010-06-30 Bernd Schmidt <bernds@codesourcery.com>
17253
17254 PR tree-optimization/39799
17255 * tree-inline.c (remap_ssa_name): Initialize variable only if
17256 SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17257
17258 2010-06-30 Nathan Froyd <froydnj@codesourcery.com>
17259
17260 * c-parser.c (c_parser_omp_for_loop): Use a VEC for for_block.
17261
17262 2010-06-30 Richard Guenther <rguenther@suse.de>
17263
17264 PR target/44722
17265 * config/i386/i386.md (peephole2 for fix:SSEMODEI24): Guard
17266 against oscillation with reverse peephole2.
17267
17268 2010-06-30 H.J. Lu <hongjiu.lu@intel.com>
17269
17270 PR target/44721
17271 * config/i386/i386.md (peephole2 for arithmetic ops with memory):
17272 Fix last commit.
17273
17274 2010-06-30 Nick Clifton <nickc@redhat.com>
17275
17276 * config/rx/rx-modes.def: New file.
17277 * config/rx/rx.h (FIRST_PSEUDO_REGISTER): Increase to 17.
17278 (CC_REGNUM): Define.
17279 (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES): Add cc
17280 register.
17281 (CC_NO_CARRY, NOTICE_UPDATE_CC): Delete.
17282 (SELECT_CC_MODE): Define.
17283 * config/rx/rx.md (CC_REG): Define. Update all patterns to use
17284 (reg:CC CC_REG) instead of (cc0).
17285 (attr "cc"): Delete.
17286 (cbranchsi4): Do not split compare and branch here. Instead move
17287 it to...
17288 (cbranchsi4_<code>): ... here. New patterns.
17289 (cmpsi): Call rx-compare_redundant to find out if it is necessary
17290 to emit the compare instruction.
17291 * config/rx/rx.c (rx_gen-cond_branch_template): Remove tests of
17292 cc_status flags.
17293 (rx_get_stack_layout): Iterate up to before CC_REGNUM not
17294 FIRST_PSEUDO_REGNUM.
17295 (rx_expand_prologue, rx_expand_epilogue): Likewise.
17296 (rx_notice_update_cc): Delete.
17297 (rx_cc_modes_compatible): New function.
17298 (flags_needed_for_conditional): New function.
17299 (flags_from_mode): New function.
17300 (rx_compare_redundant): New function - scans backwards through
17301 insn list to find out if condition flags are already set correctly.
17302 (TARGET_CC_MODES_COMPATIBLE): Define.
17303 * config/rx/rx-protos.h (rx_compare_redundant): Prototype.
17304
17305 * config/rx/rx.h (BRANCH_COST): Define.
17306 (REGISTER_MOVE_COST): Define.
17307 * config/rx/predicates (rx_source_operand): Allow all constant types.
17308 * config/rx/rx.md (addsi3): Add alternative for swapped operands.
17309 (tstsi4): New pattern.
17310 * config/rx/rx.c (rx_memory_move_cost): Define.
17311 (TARGET_MEMORY_MOVE_COST): Define.
17312
17313 2010-06-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
17314
17315 * tree.h (block_may_fallthru): Declare here.
17316 * tree-flow.h (block_may_fallthru): Do not declare here.
17317 * c-typeck.c: Do not include tree-flow.h. Include gimple.h and
17318 bitmap.h
17319 * Makefile.in (c-typeck.o): Update dependencies.
17320
17321 2010-06-30 Jakub Jelinek <jakub@redhat.com>
17322
17323 PR debug/44694
17324 * cselib.h (cselib_preserve_cfa_base_value): Add regno argument.
17325 * cselib.c (cfa_base_preserved_regno): New static variable.
17326 (cselib_reset_table): Don't reset cfa_base_preserved_regno instead
17327 of REGNO (cfa_base_preserved_val->locs->loc).
17328 (cselib_preserve_cfa_base_value): Add regno argument, set
17329 cfa_base_preserved_regno to it.
17330 (cselib_invalidate_regno): Allow removal of registers other than
17331 cfa_base_preserved_regno from cfa_base_preserved_val.
17332 (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM.
17333 * var-tracking.c (adjust_mems): Replace sp or hfp even outside
17334 of MEM addresses, if not on LHS.
17335 (reverse_op): Don't add reverse ops for cfa_base_rtx.
17336 (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller.
17337
17338 2010-06-30 Bernd Schmidt <bernds@codesourcery.com>
17339
17340 * recog.c (peep2_do_rebuild_jump_labels, peep2_do_cleanup_cfg): New
17341 static variables.
17342 (peep2_buf_position): New static function.
17343 (peep2_regno_dead_p, peep2_reg_dead_p, peep2_find_free_register,
17344 peephole2_optimize): Use it.
17345 (peep2_attempt, peep2_update_life): New static functions, broken out
17346 of peephole2_optimize.
17347 (peep2_fill_buffer): New static function.
17348 (peephole2_optimize): Change the main loop to try to fill the buffer
17349 with the maximum number of insns before matching them against
17350 peepholes. Use a forward scan. Remove special case for targets with
17351 conditional execution.
17352 * genrecog.c (change_state): Delete dead code.
17353 * config/i386/i386.md (peephole2 for arithmetic ops with memory):
17354 Rewrite so as not to expect the second insn to have had a peephole
17355 applied yet.
17356
17357 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
17358
17359 * genhooks.c (emit_findices): Cast field precision to int.
17360 (emit_documentation): Likewise.
17361
17362 2010-06-29 Jakub Jelinek <jakub@redhat.com>
17363
17364 PR tree-optimization/43801
17365 * cgraph.c (cgraph_create_virtual_clone): Clear DECL_SECTION_NAME
17366 if old_decl was DECL_ONE_ONLY.
17367
17368 PR debug/44668
17369 * dwarf2out.c (add_accessibility_attribute): New function.
17370 (gen_subprogram_die, gen_variable_die, gen_field_die): Use it
17371 instead of adding DW_AT_accessibility manually.
17372 (gen_enumeration_type_die, gen_struct_or_union_type_die,
17373 gen_typedef_die): Use it.
17374
17375 2010-06-29 Douglas B Rupp <rupp@gnat.com>
17376
17377 * vmsdbgout.c (full_name): Just output the file name if not native.
17378
17379 2010-06-29 Douglas B Rupp <rupp@gnat.com>
17380
17381 * vmsdbgout.c (func_table): Replace with VEC func{nam,num}_tables.
17382 (funcnam_table): New static table.
17383 (funcnum_table): New static table.
17384 (write_rtnbeg): Write value saved in funcnum_table.
17385 (write_rtnend): Write value saved in funcnum_table.
17386 (vmsdbgout_begin_function): Save current function info in
17387 (vmsdbgout_init): Initialize func{nam,num}_tables. Minor reformatting.
17388 (vmsdbgout_finish): Iterate over funcnum_table.
17389
17390 2010-06-29 Douglas B Rupp <rupp@gnat.com>
17391
17392 * vmsdbgout.c (vmsdbgout_begin_epilogue): Declare
17393 (vmsdbgout_type_decl): Declare
17394 (vmsdbg_debug_hooks): Add entry for type_decl and begin_epilogue.
17395 (FUNC_EPILOGUE_LABEL): New macro
17396 (vmsdbgout_begin_epilogue): New function.
17397 (vmsdbgout_type_decl): New function.
17398
17399 2010-06-29 Douglas B Rupp <rupp@gnat.com>
17400
17401 * vmsdbg.h: Update copyright.
17402
17403 2010-06-29 Douglas B Rupp <rupp@gnat.com>
17404
17405 * vmsdbg.h (DST_K_TBG): New DST constant.
17406 * vmsdbgout.c (addr_const_to_string): Removed, not referenced.
17407 (write_modbeg): Cast module_language to avoid warning.
17408 (write_rtnbeg): Use DST_K_TBG vice magic mystery number.
17409
17410 2010-06-29 Joern Rennecke <joern.rennecke@embecosm.com>
17411
17412 PR other/44034
17413 * target.def, doc/tm.texi.in, genhooks.c: New files.
17414 * target.h: Instead of defining individual hook members,
17415 define DEFHOOKPOD / DEFHOOK / DEFHOOK_UNDOC / HOOKSTRUCT and
17416 include target.def.
17417 * target-def.h: Instead of defining individual hook initializers,
17418 include target-hooks-def.h.
17419 * df-scan.c, haifa-sched.c, sel-sched.c: Rename targetm members:
17420 targetm.live_on_entry -> targetm.extra_live_on_entry
17421 targetm.sched.md_finish ->targetm.sched.finish
17422 targetm.sched.md_init -> targetm.sched.init
17423 targetm.sched.md_init_global -> targetm.sched.init_global
17424 targetm.asm_out.unwind_label -> targetm.asm_out.emit_unwind_label
17425 targetm.asm_out.except_table_label ->
17426 targetm.asm_out.emit_except_table_label
17427 targetm.asm_out.visibility -> targetm.asm_out.assemble_visibility
17428 targetm.target_help -> targetm.help
17429 targetm.vectorize.builtin_support_vector_misalignment ->
17430 targetm.vectorize.support_vector_misalignment
17431 targetm.file_start_app_off -> targetm.asm_file_start_app_off
17432 targetm.file_start_file_directive ->
17433 targetm.asm_file_start_file_directive
17434 * dwarf2out.c, opts.c, tree-vect-data-refs.c, except.c: Likewise.
17435 * varasm.c, config/alpha/alpha.c, config/cris/cris.c: Likewise.
17436 * config/spu/spu.c, config/ia64/ia64.c: Rename target macros:
17437 TARGET_VECTOR_ALIGNMENT_REACHABLE ->
17438 TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE
17439 TARGET_SUPPORT_VECTOR_MISALIGNMENT ->
17440 TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT
17441 TARGET_UNWIND_EMIT -> TARGET_ASM_UNWIND_EMIT
17442 * config/rs6000/rs6000.c, config/arm/arm.c: Likewise.
17443 * Makefile.in (TARGET_H): Depend on target.def.
17444 (TARGET_DEF_H): Depend on target-hooks-def.h.
17445 (target-hooks-def.h, tm.texi, s-target-hooks-def-h): New rules.
17446 (s-tm-texi, build/genhooks.o, build/genhooks): Likewise.
17447 * doc/tm.texi: Regenerate.
17448
17449 * Makefile.in (s-tm-texi): Remove stray tab / rule.
17450
17451 * config/m68k/m68k.c (targetm.sched.init_global): Update comment.
17452 (targetm.sched.init): Likewise.
17453
17454 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
17455
17456 PR bootstrap/44713
17457 * config/i386/i386.c (type_natural_mode): Const-ify CUM parameter.
17458 (function_arg_advance_32): Const-ify TYPE parameter.
17459 (function_arg_advance_64): Likewise. Change type of NAMED to bool.
17460 (ix86_function_arg_advance): Change type of NAMED to bool.
17461 (function_arg_32): Const-ify CUM and TYPE parameters.
17462 (function_arg_64): Likewise. Change type of NAMED to bool.
17463 (function_arg_ms_64): Const-ify CUM parameter. Change type of NAMED
17464 to bool.
17465 (ix86_function_arg): Change type of NAMED to bool.
17466 (ix86_setup_incoming_varargs): Call ix86_function_arg_advance. Pass
17467 last argument as a bool.
17468
17469 2010-06-29 Joern Rennecke <joern.rennecke@embecosm.com>
17470
17471 * doc/tm.texi (TARGET_OPTION_OVERRIDE): Document.
17472 (OVERRIDE_OPTIONS): Add note of obsolescence.
17473 Replace references with references to TARGET_OPTION_OVERRIDE.
17474 (Except for C_COMMON_OVERRIDE_OPTIONS, which remains similar to
17475 the macro).
17476 * targhooks.c (default_target_option_override): New function.
17477 * targhooks.h (default_target_option_override): Declare.
17478 * target.h (struct gcc_target): Add override member to
17479 target_option member.
17480 * toplev.c (process_options): Replace OVERRIDE_OPTIONS use with
17481 targetm.target_option.override call.
17482 * target-def.h (TARGET_OPTION_OVERRIDE): Define.
17483 (TARGET_OPTION_HOOKS): Add TARGET_OPTION_OVERRIDE.
17484
17485 2010-06-29 Jan Hubicka <jh@suse.cz>
17486
17487 * tree-inline.c: Replace incomming by incomin and clonning by cloning.
17488
17489 2010-06-29 Jan Hubicka <jh@suse.cz>
17490
17491 * predict.c (propagate_freq): Clear EXIT_BLOCK_PTR frequency if it is
17492 unreachable.
17493 (rebuild_frequencies): New function.
17494 * predict.h (rebuild_frequencies): Declare.
17495 * tree-inline.c (copy_cfg_body): Compute properly count & frequency of
17496 entry block and edge reaching new_entry.
17497 (tree_function_versioning): When doing partial cloning, rebuild
17498 frequencies when done.
17499 * passes.c (execute_function_todo): Use rebild_frequencies.
17500
17501 2010-06-29 Richard Guenther <rguenther@suse.de>
17502
17503 * tree-dfa.c (dump_variable): Remove noalias_state dumping.
17504 * tree-flow.h (enum noalias_state): Remove.
17505 (struct var_ann_d): Remove noalias_state member.
17506
17507 2010-06-29 Bernd Schmidt <bernds@codesourcery.com>
17508
17509 PR target/43902
17510 * config/arm/arm.md (maddsidi4, umaddsidi4): New expanders.
17511 (maddhisi4): Renamed from mulhisi3addsi. Operands renumbered.
17512 (maddhidi4): Likewise.
17513
17514 Revert parts of the change for PR25130.
17515 * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
17516 MEM_ALIAS_SET.
17517
17518 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
17519
17520 * calls.c, dse.c, expr.c, function.c: Call targetm.calls.function_arg,
17521 targetm.calls.function_incoming_arg, and
17522 targetm.calls.function_arg_advance instead of FUNCTION_ARG,
17523 FUNCTION_INCOMING_ARG, and FUNCTION_ARG_ADVANCE, respectively.
17524 * target.h (struct gcc_target): Add function_arg_advance,
17525 function_arg, and function_incoming_arg fields.
17526 * target-def.h (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG):
17527 (TARGET_FUNCTION_INCOMING_ARG): Define.
17528 (TARGET_CALLS): Add TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG,
17529 and TARGET_FUNCTION_INCOMING_ARG.
17530 * targhooks.h (default_function_arg_advance): Declare.
17531 (default_function_arg, default_function_incoming_arg): Declare.
17532 * targhooks.c (default_function_arg_advance): New function.
17533 (default_function_arg, default_function_incoming_arg): New function.
17534 * config/i386/i386.c (function_arg_advance): Rename to...
17535 (ix86_function_arg_advance): ...this. Make static.
17536 (function_arg): Rename to...
17537 (ix86_function_arg): ...this. Make static.
17538 (TARGET_FUNCTION_ARG_ADVANCE): Define.
17539 (TARGET_FUNCTION_ARG): Define.
17540 * config/i386/i386.h (FUNCTION_ARG_ADVANCE): Delete.
17541 (FUNCTION_ARG): Delete.
17542 * config/i386/i386-protos.h (function_arg_advance): Delete prototype.
17543 (function_arg): Delete prototype.
17544
17545 2010-06-29 Nathan Froyd <froydnj@codesourcery.com>
17546
17547 * reginfo.c (init_reg_sets_1): Adjust comments.
17548 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Likewise.
17549 * calls.c (prepare_call_address): Likewise.
17550 (emit_call_1): Use targetm.calls.return_pops_args.
17551 (expand_call): Likewise.
17552 * function.c (assign_parms): Likewise.
17553 * system.h (RETURN_POPS_ARGS): Add to #pragma poison list.
17554 * target.h (struct gcc_target) [struct calls]: Add
17555 return_pops_args field.
17556 * targhooks.h (default_return_pops_args): Declare.
17557 * targhooks.c (default_return_pops_args): Define.
17558 * target-def.h (TARGET_RETURN_POPS_ARGS): Define.
17559 (TARGET_CALLS): Add TARGET_RETURN_POPS_ARGS.
17560 * doc/tm.texi (RETURN_POPS_ARGS): Rename to...
17561 (TARGET_RETURN_POPS_ARGS): ...this. Use deftypefn. Adjust
17562 documentation.
17563 * config/alpha/alpha.h (RETURN_POPS_ARGS): Delete.
17564 * config/arc/arc.h (RETURN_POPS_ARGS): Likewise.
17565 * config/arm/arm.h (RETURN_POPS_ARGS): Likewise.
17566 * config/avr/avr.h (RETURN_POPS_ARGS): Likewise.
17567 * config/bfin/bfin.h (RETURN_POPS_ARGS): Likewise.
17568 * config/cris/cris.h (RETURN_POPS_ARGS): Likewise.
17569 * config/crx/crx.h (RETURN_POPS_ARGS): Likewise.
17570 * config/fr30/fr30.h (RETURN_POPS_ARGS): Likewise.
17571 * config/frv/frv.h (RETURN_POPS_ARGS): Likewise.
17572 * config/h8300/h8300.h (RETURN_POPS_ARGS): Likewise.
17573 * config/ia64/ia64.h (RETURN_POPS_ARGS): Likewise.
17574 * config/iq2000/iq2000.h (RETURN_POPS_ARGS): Likewise.
17575 * config/lm32/lm32.h (RETURN_POPS_ARGS): Likewise.
17576 * config/m32c/m32c.h (RETURN_POPS_ARGS): Likewise.
17577 * config/m32r/m32r.h (RETURN_POPS_ARGS): Likewise.
17578 * config/m68hc11/m68hc11.h (RETURN_POPS_ARGS): Likewise.
17579 * config/mcore/mcore.h (RETURN_POPS_ARGS): Likewise.
17580 * config/mep/mep.h (RETURN_POPS_ARGS): Likewise.
17581 * config/mips/mips.h (RETURN_POPS_ARGS): Likewise.
17582 * config/mmix/mmix.h (RETURN_POPS_ARGS): Likewise.
17583 * config/mn10300/mn10300.h (RETURN_POPS_ARGS): Likewise.
17584 * config/moxie/moxie.h (RETURN_POPS_ARGS): Likewise.
17585 * config/pa/pa.h (RETURN_POPS_ARGS): Likewise.
17586 * config/pdp11/pdp11.h (RETURN_POPS_ARGS): Likewise.
17587 * config/picochip/picochip.h (RETURN_POPS_ARGS): Likewise.
17588 * config/rs6000/rs6000.h (RETURN_POPS_ARGS): Likewise.
17589 * config/rx/rx.h (RETURN_POPS_ARGS): Likewise.
17590 * config/s390/s390.h (RETURN_POPS_ARGS): Likewise.
17591 * config/score/score.h (RETURN_POPS_ARGS): Likewise.
17592 * config/sh/sh.h (RETURN_POPS_ARGS): Likewise.
17593 * config/sparc/sparc.h (RETURN_POPS_ARGS): Likewise.
17594 * config/spu/spu.h (RETURN_POPS_ARGS): Likewise.
17595 * config/stormy16/stormy16.h (RETURN_POPS_ARGS): Likewise.
17596 * config/v850/v850.h (RETURN_POPS_ARGS): Likewise.
17597 * config/xtensa/xtensa.h (RETURN_POPS_ARGS): Likewise.
17598 * config/i386/i386-protos.h (ix86_return_pops_args): Delete.
17599 * config/i386/i386.h (RETURN_POPS_ARGS): Delete.
17600 * config/i386/i386.c (ix86_return_pops_args): Make static.
17601 Constify arguments.
17602 (TARGET_RETURN_POPS_ARGS): Define.
17603 * config/m68k/m68k.h (RETURN_POPS_ARGS): Move to...
17604 * config/m68k/m68k.c (m68k_return_pops_args): ...here. New function.
17605 (TARGET_RETURN_POPS_ARGS): Define.
17606 * config/vax/vax.h (RETURN_POPS_ARGS): Move to...
17607 * config/vax/vax.c (vax_return_pops_args): ...here. New function.
17608 (TARGET_RETURN_POPS_ARGS): Define.
17609
17610 2010-06-29 Richard Guenther <rguenther@suse.de>
17611
17612 PR middle-end/44667
17613 * tree-inline.c (initialize_inlined_parameters): Make sure
17614 to remap the inlined parameter variable substitutions types.
17615
17616 2010-06-29 Eric Botcazou <ebotcazou@adacore.com>
17617
17618 PR rtl-optimization/44659
17619 * combine.c (make_compound_operation) <SUBREG>: Do not return the
17620 result of force_to_mode if it partially re-expanded the compound.
17621
17622 2010-06-28 Jan Hubicka <jh@suse.cz>
17623
17624 PR middle-end/44671
17625 * ipa-split.c (test_nonssa_use, mark_nonssa_use): Check also uses of
17626 RESULT_DECL.
17627
17628 2010-06-28 Anatoly Sokolov <aesok@post.ru>
17629
17630 * double-int.h (force_fit_type_double): Remove declaration.
17631 * double-int.c (force_fit_type_double): Move to tree.c.
17632 * tree.h (force_fit_type_double): Declare.
17633 * tree.h (force_fit_type_double): Moved from double-int.c. Use
17634 double_int type for 'cst' argument. Use double_int_fits_to_tree_p and
17635 double_int_to_tree instead of fit_double_type and build_int_cst_wide.
17636 * convert.c (convert_to_pointer): Adjust call to
17637 force_fit_type_double.
17638 * tree-vrp.c (extract_range_from_assert,
17639 extract_range_from_unary_expr): Adjust call to force_fit_type_double.
17640 * fold-const.c: Update comment.
17641 (int_const_binop, fold_convert_const_int_from_int,
17642 fold_convert_const_int_from_real, fold_convert_const_int_from_fixed,
17643 extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison,
17644 fold_unary_loc, fold_negate_const, fold_abs_const, fold_not_const,
17645 round_up_loc): Adjust call to force_fit_type_double.
17646
17647 2010-06-28 Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
17648
17649 * config/rs6000/rs6000.h (PROCESSOR_TITAN): Declare.
17650
17651 2010-06-28 Martin Jambor <mjambor@suse.cz>
17652
17653 * tree-sra.c (convert_callers): New parameter, change fndecls of
17654 recursive calls.
17655 (modify_function): Pass the old decl to convert_callers.
17656
17657 2010-06-28 Martin Jambor <mjambor@suse.cz>
17658
17659 * ipa-cp.c (ipcp_init_cloned_node): Replace calls to
17660 ipa_check_create_node_params and ipa_initialize_node_params with
17661 checking asserts they are not necessary.
17662
17663 2010-06-28 Jan Hubicka <jh@suse.cz>
17664
17665 PR tree-optimization/44687
17666 * ipa-split.c (split_function): Use DECL_RESULT to store return value.
17667
17668 2010-06-28 Martin Jambor <mjambor@suse.cz>
17669
17670 PR c++/44535
17671 * gimple-fold.c (get_first_base_binfo_with_virtuals): New function.
17672 (gimple_get_relevant_ref_binfo): Use get_first_base_binfo_with_virtuals
17673 instead of BINFO_BASE_BINFO.
17674
17675 2010-06-28 Michael Matz <matz@suse.de>
17676
17677 PR middle-end/44592
17678 * gimple-fold.c (gimplify_and_update_call_from_tree): Maintain
17679 proper VDEF chain for intermediate stores in the sequence.
17680
17681 2010-06-28 Jan Hubicka <jh@suse.cz>
17682
17683 PR tree-optimization/44357
17684 * ipa-inline.c (add_new_edges_to_heap): Do not add edges to
17685 uninlinable functions.
17686
17687 2010-06-28 Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
17688
17689 * config.gcc (powerpc*-*-*): Handle titan.
17690 * config/rs6000/rs6000.c (titan_cost): New costs.
17691 (rs6000_override_options): Add "titan" to processor_target_table.
17692 Add Titan to branch alignment logic.
17693 Correctly set rs6000_cost for titan.
17694 * config/rs6000/rs6000.md (cpu): Add titan. Include "titan.md".
17695 * config/rs6000/titan.md: New file.
17696 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=titan.
17697
17698 2010-06-28 Nathan Froyd <froydnj@codesourcery.com>
17699
17700 * tree-browser.c (TB_history_stack): Convert to a VEC.
17701 (TB_SET_HEAD): Adjust for new type of TB_history_stack.
17702 (TB_history_prev): Likewise.
17703
17704 2010-06-28 Nathan Froyd <froydnj@codesourcery.com>
17705
17706 * vec.h (vec_heap_free): Add parentheses around free.
17707
17708 2010-06-28 Steven Bosscher <steven@gcc.gnu.org>
17709
17710 * system.h: Poison GCC_EXCEPT_H for front-end files.
17711
17712 * langhooks.h (struct lang_hooks): Add eh_protect_cleanup_actions
17713 langhook.
17714 * langhooks-def.h (LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS) New.
17715 Define to NULL by default.
17716 * except.h: Define GCC_EXCEPT_H.
17717 (doing_eh): Remove prototype.
17718 (init_eh, init_eh_for_function): Move prototypes to toplev.h.
17719 (lang_protect_cleanup_actions): Remove.
17720 * except.c (lang_protect_cleanup_actions): Remove.
17721 (doing_eh): Remove.
17722 (gen_eh_region): Don't check doing_eh here.
17723 * toplev.h (init_eh, init_eh_for_function_): Moved from except.h.
17724 * tree-eh.c (honor_protect_cleanup_actions): Use new langhook
17725 instead of lang_protect_cleanup_actions.
17726 * omp-low.c (maybe_catch_exception): Likewise.
17727 * Makefile.in: Update dependencies.
17728
17729 2010-06-28 Bingfeng Mei <bmei@broadcom.com>
17730
17731 * cgraph.h (struct varpool_node): new used_from_object_file flag.
17732 (struct cgraph_local_info): new used_from_object_file flag.
17733 * cgraph.c (dump_cgraph_node): dump used_from_object_file flag.
17734 (cgraph_clone_node): initialize used_from_object_file.
17735 (cgraph_create_virtual_clone): initialize used_from_object_file.
17736 * lto-symbtab.c (lto_symtab_merge_decls_1): Set
17737 used_from_object_file flags for symbols of LDPR_PREVAILING_DEF
17738 when compiling with -fwhole-program.
17739 (lto_symtab_resolve_symbols) Use LDPR_PREVAILING_DEF_IRONLY for
17740 internal resolver.
17741 * ipa.c (function_and_variable_visibility): Set externally_visible
17742 flag of varpool_node if used_from_object_file flag is set.
17743 (cgraph_externally_visible_p): check used_from_object_file flag.
17744 * doc/invoke.texi (-fwhole-program option): Change description of
17745 externally_visible attribute accordingly.
17746 * doc/extend.texi (externally_visible): Ditto.
17747
17748 2010-06-27 Jan Hubicka <jh@suse.cz>
17749
17750 * params.def (max-inline-insns-auto): Default to 40.
17751 * doc/invoke.texi (max-inline-insns-auto): Document the change.
17752
17753 2010-06-27 Jan Hubicka <jh@suse.cz>
17754
17755 PR middle-end/44671
17756 PR middle-end/44686
17757 * tree.c (build_function_decl_skip_args): Clear DECL_BUILT_IN on
17758 signature change.
17759 * ipa-split.c (split_function): Always clear DECL_BUILT_IN.
17760 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
17761
17762 2010-06-27 Anatoly Sokolov <aesok@post.ru>
17763
17764 * target.h (struct gcc_target): Add register_move_cost field.
17765 * target-def.h (TARGET_REGISTER_MOVE_COST): New.
17766 (TARGET_INITIALIZER): Use TARGET_REGISTER_MOVE_COST.
17767 * targhooks.c (default_register_move_cost): New function.
17768 * targhooks.h (default_register_move_cost): Declare function.
17769 * defaults.h (REGISTER_MOVE_COST): Delete.
17770 * ira-int.h (ira_register_move_cost): Update comment.
17771 * ira.c (ira_register_move_cost): Update comment.
17772 * reload.h (register_move_cost): Declare.
17773 * reginfo.c (register_move_cost): New function.
17774 (move_cost): Update comment.
17775 (init_move_cost, memory_move_secondary_cost): Replace
17776 REGISTER_MOVE_COST with register_move_cost.
17777 * postreload.c (reload_cse_simplify_set): (Ditto.).
17778 * reload.c (find_valid_class, find_reloads): (Ditto.).
17779 * reload1.c (choose_reload_regs): (Ditto.).
17780 * doc/tm.texi (TARGET_REGISTER_MOVE_COST): New.
17781 (REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Update documentation.
17782 * doc/md.texi (can_create_pseudo_p): Update documentation.
17783
17784 * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
17785 * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
17786 * config/i386/i386.h (ix86_memory_move_cost): Make static.
17787 (TARGET_MEMORY_MOVE_COST): Define.
17788
17789 * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro.
17790 * config/ia64/ia64-protos.h (int ia64_memory_move_cost): Remove.
17791 * config/ia64/ia64.h (ia64_memory_move_cost): Make static.
17792 (TARGET_MEMORY_MOVE_COST): Define.
17793
17794 2010-06-27 Richard Guenther <rguenther@suse.de>
17795
17796 PR tree-optimization/44683
17797 * tree-ssa-dom.c (record_edge_info): Record equivalences for the
17798 false edge from the inverted condition.
17799
17800 2010-06-27 Richard Guenther <rguenther@suse.de>
17801
17802 PR middle-end/44684
17803 * tree-ssa-alias.c (refs_may_alias_p_1): Allow SSA name refs.
17804 (stmt_may_clobber_ref_p_1): Do not bother to call the oracle
17805 for register LHS. Or non-store assignments.
17806
17807 2010-06-26 Eric Botcazou <ebotcazou@adacore.com>
17808
17809 * config/sparc/sparc.c (sparc_emit_set_const32): Make static.
17810 (sparc_emit_set_const64): Likewise. Remove disabled code.
17811 * config/sparc/sparc-protos.h (sparc_emit_set_const32): Delete.
17812 (sparc_emit_set_const64): Likewise.
17813
17814 2010-06-26 Catherine Moore <clm@codesourcery.com>
17815
17816 * config/mips/mips.md (alu_type): New attribute.
17817 (type): Infer type from alu_type.
17818 (*add<mode>3, *add<mode>3_mips16, *addsi3_extended,
17819 *baddu_si_eb, *baddu_si_el, *baddu_di, sub<mode>3,
17820 *subsi3_extended, negsi2, negdi2, *low<mode>,
17821 *low<mode>_mips16, *ior<mode>3, *ior<mode>3_mips16,
17822 xor<mode>3, *nor<mode>3,
17823 *zero_extend<GPR:mode>_trunc<SHORT:mode>,
17824 *zero_extendhi_truncqi): Set alu_type instead of type.
17825
17826 2010-06-26 Douglas B Rupp <rupp@gnat.com>
17827
17828 * config/alpha/alpha.c (alpha_need_linkage): Adjust
17829 splay_tree_new_ggc call.
17830 (alpha_use_linkage): Likewise.
17831
17832 2010-06-26 Joseph Myers <joseph@codesourcery.com>
17833
17834 * collect2.c (main): Remove SWITCHES_NEED_SPACES conditional.
17835 * doc/tm.texi (SWITCHES_NEED_SPACES): Don't document.
17836 * gcc.c (SWITCHES_NEED_SPACES, switches_need_spaces): Remove.
17837 (static_specs): Remove switches_need_spaces.
17838 (process_command, do_self_spec): Hardcode handling "-o" instead of
17839 checking switches_need_spaces.
17840 * system.h (SWITCHES_NEED_SPACES): Poison.
17841
17842 2010-06-26 Richard Guenther <rguenther@suse.de>
17843
17844 PR tree-optimization/44393
17845 * tree-loop-distribution.c (generate_loops_for_partition): Fix
17846 stmt removal and VOP renaming.
17847 (generate_memset_zero): Remove redundant stmt updating.
17848 * tree-flow.h (mark_virtual_ops_in_bb): Remove.
17849 * tree-cfg.c (mark_virtual_ops_in_bb): Likewise.
17850
17851 2010-06-26 Jan Hubicka <jh@suse.cz>
17852
17853 * ipa-split.c (consider_split): PHI in entry block is OK as long as all
17854 edges comming from header are equivalent.
17855 (visit_bb): Handle PHIs correctly.
17856 * tree-inline.c (copy_phis_for_bb): Be able to copy
17857 PHI from entry edge.
17858 (copy_cfg_body): Produce edge from entry BB before copying PHIs.
17859
17860 2010-06-26 Richard Guenther <rguenther@suse.de>
17861
17862 PR middle-end/44674
17863 * tree-ssa-alias.c (refs_may_alias_p_1): Allow all kind of
17864 decls. Handle LABEL_DECLs like FUNCTION_DECLs.
17865
17866 2010-06-26 Joseph Myers <joseph@codesourcery.com>
17867
17868 * gcc.c (n_switches_alloc, n_infiles_alloc, alloc_infile,
17869 add_infile, alloc_switch): New.
17870 (process_command): Remove variable lang_n_infiles. Process
17871 options in a single pass. Use new functions for allocating
17872 infiles and switches arrays. Properly skip operands of
17873 -Xpreprocessor and -Xassembler.
17874
17875 2010-06-26 Jan Hubicka <jh@suse.cz>
17876
17877 PR middle-end/44671
17878 * cgraphunit.c (cgraph_function_versioning): Remove wrong
17879 cgraph_make_decl_local call; fix typo copying RTL data.
17880
17881 2010-06-25 DJ Delorie <dj@redhat.com>
17882
17883 * config/m32c/m32c-protos.h (m32c_note_pragma_address): Declare.
17884 (m32c_output_aligned_common): Likewise.
17885 * config/m32c/m32c.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17886 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
17887 * config/m32c/m32c-pragma.c (m32c_pragma_address): New.
17888 (m32c_register_pragmas): Register it.
17889 * config/m32c/m32c.c (m32c_get_pragma_address): New.
17890 (m32c_insert_attributes): Set #pragma address decls volatile.
17891 (pragma_entry_eq): New.
17892 (pragma_entry_hash): New.
17893 (m32c_note_pragma_address): New.
17894 (m32c_get_pragma_address): New.
17895 (m32c_output_aligned_common): New.
17896 * doc/extend.texi: Document the new pragma.
17897
17898 * config/m32c/m32c.c (m32c_illegal_subreg_p): Reject illegal MEMs
17899 also.
17900 * config/m32c/predicates.md (m32c_any_operand): Check the code
17901 instead of memory_operand so as to allow matching volatile MEMs.
17902 (m32c_nonimmediate_operand): Likewise.
17903 (mra_operand): Allow volatiles.
17904
17905 2010-06-25 Alexandre Oliva <aoliva@redhat.com>
17906
17907 PR debug/44610
17908 * simplify-rtx.c (delegitimize_mem_from_attrs): Don't use a base
17909 address if the offset is unknown.
17910
17911 2010-06-25 Douglas B Rupp <rupp@gnat.com>
17912
17913 * dwarf2out.c (dwarf2out_vms_debug_main_pointer): New function.
17914 * dwarf2out.h (dwarf2out_vms_debug_main_pointer): Declare new function.
17915 * config/ia64/ia64-protos.h (ia64_start_function): Declare.
17916 * config/ia64/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Move contents
17917 to ia64_start_function. Invoke it.
17918 * config/ia64/ia64.c (ia64_start_function): Call new function
17919 dwarf2out_vms_debug_main_pointer.
17920
17921 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
17922
17923 * tree-if-conv.c (insert_gimplified_predicates): Do not insert
17924 statements computing the true predicate.
17925
17926 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
17927
17928 * tree-if-conv.c (init_bb_predicate): Initialize the predicate
17929 to boolean_true_node.
17930 (reset_bb_predicate): New.
17931 (predicate_bbs): Call reset_bb_predicate.
17932
17933 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
17934
17935 * tree-if-conv.c (combine_blocks): Remove FIXME comment.
17936 (tree_if_conversion): Returns true when something has been changed.
17937 (main_tree_if_conversion): Return TODO_cleanup_cfg when if-conversion
17938 changed something.
17939
17940 2010-06-25 Sebastian Pop <sebastian.pop@amd.com>
17941
17942 * Makefile.in (tree-if-conv.o): Depends on DBGCNT_H.
17943 * dbgcnt.def (if_conversion_tree): New DEBUG_COUNTER.
17944 * tree-if-conv.c: Include dbgcnt.h.
17945 (tree_if_conversion): Use if_conversion_tree to count the number of
17946 if-convertible loops.
17947
17948 2010-06-25 Changpeng Fang <changpeng.fang@amd.com>
17949
17950 * common.opt (fprefetch-loop-arrays): Re-define
17951 -fprefetch-loop-arrays as a tri-state option with the initial
17952 value of -1.
17953 * tree-ssa-loop.c (gate_tree_ssa_loop_prefetch): Invoke prefetch
17954 pass only when flag_prefetch_loop_arrays > 0.
17955 * toplev.c (process_options): Note that, with tri-states,
17956 flag_prefetch_loop_arrays>0 means prefetching is enabled.
17957 * config/i386/i386.c (override_options): Enable prefetching at -O3
17958 for a set of CPUs that sw prefetching is helpful.
17959 (software_prefetching_beneficial_p): New. Return TRUE if software
17960 prefetching is beneficial for the given CPU.
17961
17962 2010-06-25 H.J. Lu <hongjiu.lu@intel.com>
17963
17964 PR rtl-optimization/44326
17965 * implicit-zee.c (find_removable_zero_extends): Replace
17966 INSN_P with NONDEBUG_INSN_P.
17967
17968 2010-06-25 Martin Jambor <mjambor@suse.cz>
17969
17970 * ipa-prop.h (struct ipa_param_descriptor): Removed the modified flag.
17971 (struct ipa_node_params): Removed the modification_analysis_done flag.
17972 (ipa_is_param_modified): Removed.
17973 (ipa_analyze_node): Declare.
17974 (ipa_compute_jump_functions): Remove declaration.
17975 (ipa_count_arguments): Likewise.
17976 (ipa_detect_param_modifications): Likewise.
17977 (ipa_analyze_params_uses): Likewise.
17978 * ipa-prop.c (struct param_analysis_info): New type.
17979 (visit_store_addr_for_mod_analysis): Removed.
17980 (visit_load_for_mod_analysis): Renamed to visit_ref_for_mod_analysis,
17981 moved down in the file.
17982 (ipa_detect_param_modifications): Merged into ipa_analyze_params_uses.
17983 (ipa_count_arguments): Made static.
17984 (mark_modified): New function.
17985 (is_parm_modified_before_call): New function.
17986 (compute_pass_through_member_ptrs): New parameter parms_info, call
17987 is_parm_modified_before_call instead of ipa_is_param_modified.
17988 (ipa_compute_jump_functions_for_edge): New parameter parms_info, pass
17989 it to compute_pass_through_member_ptrs.
17990 (ipa_compute_jump_functions): New parameter parms_info, pass it to
17991 ipa_compute_jump_functions_for_edge. Call ipa_initialize_node_params
17992 on the callee if it is analyzed. Made static.
17993 (ipa_analyze_indirect_call_uses): New parameter parms_info, call
17994 is_parm_modified_before_call instead of ipa_is_param_modified.
17995 (ipa_analyze_call_uses): New parameter parms_info, pass it to
17996 ipa_analyze_indirect_call_uses.
17997 (ipa_analyze_stmt_uses): New parameter parms_info, pass it to
17998 ipa_analyze_call_uses.
17999 (ipa_analyze_params_uses): New parameter parms_info, pass it to
18000 ipa_analyze_stmt_uses. Also perform the used analysis. Made static.
18001 (ipa_analyze_node): New function.
18002 (ipa_print_node_params): Do not dump the modified flag.
18003 (ipa_write_node_info): Assert uses_analysis_done rather than streaming
18004 it. Do not stream the modified parameter flag.
18005 (ipa_read_node_info): Set uses_analysis_done to 1 instead of streaming
18006 it. Do not stream the modified parameter flag.
18007 * ipa-cp.c (ipcp_analyze_node): Removed.
18008 (ipcp_init_stage): Iterate only once over the nodes, analyze each one
18009 with only a call to ipa_analyze_node.
18010 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Analyze the
18011 node with only a call to ipa_analyze_node.
18012
18013 2010-06-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
18014
18015 * doc/invoke.texi (-Wsuggest-attribute): Add item for noreturn.
18016
18017 2010-06-25 Jan Hubicka <jh@suse.cz>
18018
18019 * tree-pass.h (pass_split_functions): Declare.
18020 * opts.c (decode_options): Enable function splitting at -O2
18021 * timevar.def (TV_IPA_FNSPLIT): New macro.
18022 * ipa-split.c: New file.
18023 * common.opt (-fpartial-inlining): New flag.
18024 * Makefile.in (ipa-split.o): New object file.
18025 * passes.c (init_optimization_passes): Add ipa-split.
18026 * params.def (partial-inlining-entry-probability): New parameters.
18027 * doc/invoke.texi (-fpartial-inlining): New.
18028
18029 2010-06-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
18030
18031 PR 44665
18032 * tree-inline.c (gimple_expand_calls_inline): Fix typo in comment.
18033 * gimplify.c (is_gimple_reg_rhs_or_call): Likewise.
18034 (gimplify_expr): Likewise.
18035
18036 2010-06-25 Martin Jambor <mjambor@suse.cz>
18037
18038 * ipa-prop.c (determine_cst_member_ptr): Ignore non-clobbering
18039 statements instead of bailing out on them.
18040 (ipa_analyze_indirect_call_uses): Do not require that loads from the
18041 parameter are in the same BB as the condition. Update comments.
18042
18043 2010-06-25 Jakub Jelinek <jakub@redhat.com>
18044
18045 PR middle-end/43866
18046 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): If stmt is always
18047 true or always false, return NULL_TREE.
18048 (tree_unswitch_single_loop): Optimize conditions even when reaching
18049 max-unswitch-level parameter. If num > 0, optimize first all conditions
18050 using entry checks, then do still reachable block discovery and consider
18051 only conditions in still reachable basic blocks in the loop.
18052
18053 PR tree-optimization/44539
18054 * tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when
18055 the call doesn't have LHS, but has VDEF.
18056
18057 2010-06-25 Joseph Myers <joseph@codesourcery.com>
18058
18059 * config/pa/pa.h (MODIFY_TARGET_NAME): Remove.
18060 * doc/tm.texi (MODIFY_TARGET_NAME): Don't document.
18061 * gcc.c (enum add_del, struct modify_target, modify_target): Remove.
18062 (process_command): Remove code conditional on MODIFY_TARGET_NAME.
18063 * system.h (MODIFY_TARGET_NAME): Poison.
18064
18065 2010-06-25 Alan Modra <amodra@gmail.com>
18066
18067 * doc/invoke.texi: Delete mcmodel=medium from powerpc options.
18068 * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM.
18069 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
18070 CMODEL_LARGE as default.
18071 * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium.
18072 (offsettable_ok_by_alignment): Delete.
18073 (rs6000_emit_move): Remove mcmodel=medium optimization.
18074
18075 2010-06-25 Bernd Schmidt <bernds@codesourcery.com>
18076
18077 With large parts from Jim Wilson:
18078 PR target/43902
18079 * tree-pretty-print.c (dump_generic_node, op_code_prio): Add
18080 WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
18081 * optabs.c (optab_for_tree_code): Likewise.
18082 (expand_widen_pattern_expr): Likewise.
18083 * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken
18084 out of execute_optimize_widening_mul.
18085 (convert_plusminus_to_widen): New function.
18086 (execute_optimize_widening_mul): Use the two new functions.
18087 * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS.
18088 Remove code to generate widening multiply-accumulate. Add support
18089 for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
18090 * gimple-pretty-print.c (dump_ternary_rhs): New function.
18091 (dump_gimple_assign): Call it when appropriate.
18092 * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes.
18093 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
18094 (expand_gimple_stmt_1): Likewise.
18095 (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and
18096 WIDEN_MULT_MINUS_EXPR.
18097 * tree-ssa-operands.c (get_expr_operands): Likewise.
18098 * tree-inline.c (estimate_operator_cost): Likewise.
18099 * gimple.c (extract_ops_from_tree_1): Renamed from
18100 extract_ops_from_tree. Add new arg for a third operand; fill it.
18101 (gimple_build_assign_stat): Support operations with three operands.
18102 (gimple_build_assign_with_ops_stat): Likewise.
18103 (gimple_assign_set_rhs_from_tree): Likewise.
18104 (gimple_assign_set_rhs_with_ops_1): Renamed from
18105 gimple_assign_set_rhs_with_ops. Add new arg for a third operand.
18106 (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS.
18107 (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and
18108 WIDEN_MULT_MINUS_EXPR.
18109 * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS.
18110 (extract_ops_from_tree_1): Adjust declaration.
18111 (gimple_assign_set_rhs_with_ops_1): Likewise.
18112 (gimple_build_assign_with_ops): Pass NULL for last operand.
18113 (gimple_build_assign_with_ops3): New macro.
18114 (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3,
18115 gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline
18116 functions.
18117 * tree-cfg.c (verify_gimple_assign_ternary): New static function.
18118 (verify_gimple_assign): Call it.
18119 * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS.
18120 (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new
18121 functions for dealing with three-operand statements.
18122 * tree.c (commutative_ternary_tree_code): New function.
18123 * tree.h (commutative_ternary_tree_code): Declare it.
18124 * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for
18125 ternary statements.
18126 (gimple_assign_nonzero_warnv_p): Likewise.
18127 * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS.
18128 * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function.
18129 (ccp_fold): Use it. Handle GIMPLE_TERNARY_RHS.
18130 * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY.
18131 (struct hashtable_expr): New member ternary in the union.
18132 (initialize_hash_element): Handle GIMPLE_TERNARY_RHS.
18133 (hashable_expr_equal_p): Fix indentation. Handle EXPR_TERNARY.
18134 (iterative_hash_hashable_expr): Likewise.
18135 (print_expr_hash_elt): Handle EXPR_TERNARY.
18136 * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS.
18137 * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break
18138 statements. Handle GIMPLE_TERNARY_RHS.
18139
18140 2010-06-25 Jan Hubicka <jh@suse.cz>
18141
18142 * doc/invoke.texi (-Wsuggest-attribute): Add noreturn.
18143
18144 2010-06-25 Shujing Zhao <pearly.zhao@oracle.com>
18145
18146 PR c/44517
18147 * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of
18148 parameters are not good.
18149 (c_parser_parameter_declaration): Error unknown type name if the type
18150 name can't start declaration specifiers.
18151
18152 2010-06-25 Joseph Myers <joseph@codesourcery.com>
18153
18154 * gcc.c (translate_options): Don't mention +e in comment.
18155 (process_command): Don't handle +e specially.
18156
18157 2010-06-25 Bernd Schmidt <bernds@codesourcery.com>
18158
18159 * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete.
18160
18161 * ira-build.c (merge_hard_reg_conflicts): New function.
18162 (create_cap_allocno, copy_info_to_removed_store_destinations,
18163 propagate_some_info_from_allocno, propagate_allocno_info): Use it.
18164 (move_allocno_live_ranges, copy_allocno_live_ranges): New functions.
18165 (remove_unnecessary_allocnos, remove_low_level_allocnos)
18166 copy_nifo_to_removed_store_destination): Use them.
18167 * ira-lives.c (make_hard_regno_born): New function, split out of
18168 make_regno_born.
18169 (make_allocno_born): Likewise.
18170 (make_hard_regno_dead): New function, split out of make_regno_dead.
18171 (make_allocno_dead): Likewise.
18172 (inc_register_pressure): New function, split out of set_allocno_live.
18173 (dec_register_pressure): New function, split out of clear_allocno_live.
18174 (mark_pseudo_regno_live): New function, split out of mark_reg_live.
18175 (mark_hard_reg_live): Likewise. Use inc_register_pressure.
18176 (mark_pseudo_regno_dead): New function, split out of mark_reg_dead.
18177 (mark_hard_reg_dead): Likewise. Use dec_register_pressure.
18178 (make_pseudo_conflict): Use mark_pseudo_regno_dead and
18179 mark_pseudo_regno_live.
18180 (process_bb_node_lives): Use mark_pseudo_regno_live,
18181 make_hard_regno_born and make_allocno_dead.
18182 (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead,
18183 set_allocno_live, clear_allocno_live): Delete functions.
18184
18185 * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare.
18186 * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New
18187 functions.
18188 (ira_flattening): Use ira_parent_allocno.
18189 * ira-conflicts.c (process_regs_for_copy, propagate_copies)
18190 build_allocno_conflicts): Use ira_parent_or_cap_allocno.
18191
18192 * ira-color.c (assign_hard_reg): Improve formatting of multi-line for
18193 statement.
18194
18195 * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT,
18196 TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init,
18197 minmax_set_iter_cond, minmax_set_iter_next,
18198 FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT,
18199 CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator,
18200 ira_allocno_set_iter_init, ira_allocno_set_iter_cond,
18201 ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET. All
18202 uses changed.
18203
18204 * ira-int.h (struct live_range, live_range_t): Renamed from struct
18205 ira_allocno_live_range and allocno_live_range_t; all uses changed.
18206 * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool.
18207 All uses changed.
18208
18209 2010-06-24 Richard Earnshaw <rearnsha@arm.com>
18210
18211 * thumb2.md (thumb2_tlobits_cbranch): Delete.
18212 (peephole2 to convert zero_extract/compare of single bit to
18213 lshift/compare): New.
18214
18215 2010-06-24 Anatoly Sokolov <aesok@post.ru>
18216
18217 * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust
18218 recursive call and call to 'int_const_binop'.
18219 (build_range_check, fold_cond_expr_with_comparison, unextend,
18220 fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc,
18221 multiple_of_p): Adjust call to const_binop.
18222
18223 2010-06-24 Uros Bizjak <ubizjak@gmail.com>
18224
18225 * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to
18226 determine size of XFmode operand.
18227 (XFmode extended DFmode push splitter): Ditto.
18228 (XFmode extended SFmode push splitter): Ditto.
18229
18230 2010-06-24 H.J. Lu <hongjiu.lu@intel.com>
18231
18232 PR target/44588
18233 * config/i386/i386.md (extract_code): New.
18234 (<u>divmodqi4): Likewise.
18235 (divmodhiqi3): Likewise.
18236 (udivmodhiqi3): Likewise.
18237 (<u>divqi3): Remvoved.
18238
18239 2010-06-24 Jakub Jelinek <jakub@redhat.com>
18240
18241 PR middle-end/44492
18242 * recog.h (struct recog_data): Add is_asm field.
18243 * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is
18244 present in constraints of inline-asm operand and memory operand
18245 contains {PRE,POST}_{INC,DEC,MODIFY}, return 0.
18246 (extract_insn): Initialize recog_data.is_asm.
18247 * doc/md.texi (Constraints): Document operand side-effect rules.
18248
18249 2010-06-24 Andi Kleen <ak@linux.intel.com>
18250
18251 * c-parser.c (c_parser_conditional_expression): Call
18252 warn_for_omitted_condop.
18253 * doc/invoke.texi: Document omitted condop warning.
18254
18255 2010-06-24 Nick Clifton<nickc@redhat.com>
18256
18257 * loop-unswitch.c (compare_and_jump_seq): Assert that the last
18258 insn in the sequence is a jump insn before setting its label.
18259
18260 2010-06-24 Alan Modra <amodra@gmail.com>
18261
18262 * collect2.c (main): Match exactly --version and --help.
18263
18264 2010-06-24 DJ Delorie <dj@redhat.com>
18265
18266 * config/m32c/m32c-pragma.c: Don't include rtl.h.
18267
18268 2010-06-23 Uros Bizjak <ubizjak@gmail.com>
18269
18270 * config/i386/i386.md (mov<mode>): Macroize expander from mov{sf,df,xf}
18271 using X87MODEF mode iterator.
18272 (pushsf splitter): Macroize splitter using P mode iterator.
18273 (*swap<mode>): Macroize insn from *swap{sf,df} using MODEF
18274 mode iterator.
18275
18276 (*movxf_internal): Rename from *movxf_integer.
18277 (*movxf_internal_nointeger): Rename from *movxf_nointeger.
18278 (*movdf_internal_rex64): Rename from *movdf_integer_rex64.
18279 (*movdf_internal): Rename from *movdf_integer.
18280 (*movdf_internal_nointeger): Rename from *movdf_nointeger.
18281 (*movsf_internal): Rename from *movdf_1.
18282
18283 2010-06-23 Basile Starynkevitch <basile@starynkevitch.net>
18284
18285 * coretypes.h (gimple_seq_node_d, gimple_seq_node)
18286 (const_gimple_seq_node): Removed typedefs.
18287
18288 * gimple.h (gimple_seq_node_d, gimple_seq_node)
18289 (const_gimple_seq_node): Added typedefs moved from coretypes.h.
18290
18291 2010-06-23 H.J. Lu <hongjiu.lu@intel.com>
18292
18293 * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256,
18294 CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with
18295 CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf
18296 and CODE_FOR_vec_extract_lo_v4df.
18297
18298 * config/i386/sse.md (vec_extract_lo_<AVX256MODE4P:mode>):
18299 Changed to define_insn_and_split.
18300 (vec_extract_lo_<AVX256MODE8P:mode>): Likewise.
18301 (vec_extract_lo_v16hi): Likewise.
18302 (vec_extract_lo_v32qi): Likewise.
18303 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
18304 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Removed.
18305
18306 2010-06-23 Joern Rennecke <joern.rennecke@embecosm.com>
18307
18308 PR target/44640
18309 * config/spu/spu-protos.h (spu_expand_epilogue) Use bool.
18310 * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool.
18311 (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise.
18312 (spu_handle_vector_attribute, spu_pass_by_reference): Likewise.
18313 (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise.
18314
18315 PR target/44640
18316 * config/spu/spu.c (ea_load_store_inline): Use add_reg_note.
18317
18318 PR other/44644
18319 * df-core.c (struct df): Rename to df_d.
18320 * df.h (struct df): Likewise.
18321 * dse.h (struct df): Remove forward declaration.
18322 * recog.h (struct insn_data): Rename to:
18323 (struct_insn_data_d). Adjusted all users.
18324
18325 2010-06-23 Arnaud Charlet <charlet@adacore.com
18326
18327 PR ada/22220
18328 * doc/install.texi: Update requirements to build GNAT.
18329
18330 2010-06-22 Andreas Schwab <schwab@linux-m68k.org>
18331
18332 * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to
18333 enum type.
18334 (m68k_sched_attr_opx_type): Remove unreachable return.
18335 (m68k_sched_attr_opy_type): Likewise.
18336 (m68k_sched_attr_size): Likewise.
18337 (sched_get_opxy_mem_type): Likewise.
18338 (m68k_sched_attr_op_mem): Likewise.
18339
18340 2010-06-22 Eric Botcazou <ebotcazou@adacore.com>
18341
18342 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the
18343 new statement and adjust VDEF only if necessary. Remove superfluous
18344 call to maybe_clean_or_replace_eh_stmt.
18345 * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to
18346 copy the flags.
18347 * gimple-iterator.c (gsi_replace): Clear BB of old statement here...
18348 * tree-inline.c (copy_bb): ...and not there.
18349
18350 2010-06-22 Cary Coutant <ccoutant@google.com>
18351
18352 * dwarf2out.c (is_nested_in_subprogram): New function.
18353 (should_move_die_to_comdat): Use it.
18354 (copy_ancestor_tree): Don't mark DIEs here.
18355 (copy_decls_walk): Start walk from root of newly-added tree;
18356 mark DIEs here instead.
18357
18358 2010-06-22 H.J. Lu <hongjiu.lu@intel.com>
18359
18360 * config/i386/i386.md (unit): Also check sseishft1.
18361
18362 2010-06-22 Jan Hubicka <jh@suse.cz>
18363
18364 * gimple.h (gimple_expr_code): Do checking on when gimple checking is
18365 enabled.
18366
18367 2010-06-22 Jan Hubicka <jh@suse.cz>
18368
18369 * df-problems.c (df_rd_confluence_n, df_lr_confluence_n,
18370 df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n):
18371 Return true if something changed.
18372 * df.h (df_confluence_function_n): Return bool.
18373 * df-core.c (df_worklist_propagate_forward,
18374 df_worklist_propagate_backward): Track changes and ages.
18375 (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk;
18376 track ages.
18377 * dse.c (dse_confluence_n): Return always true.
18378
18379 2010-06-22 Jan Hubicka <jh@suse.cz>
18380
18381 * bitmap.c (bitmap_clear_bit): Micro optimize.
18382
18383 2010-06-22 Uros Bizjak <ubizjak@gmail.com>
18384
18385 * config/i386/i386.md (SWI1248x): New mode iterator.
18386 (SWI48x): Ditto.
18387 (SWI12): Ditto.
18388 (SWI24): Ditto.
18389
18390 (mov<mode>): Macroize expander from mov{qi,hi,si,di} using
18391 SWI1248x mode iterator.
18392 (*push<mode>2_rex64): Macroize insn from *push{qi,hi,si}_rex64
18393 using SWI124 mode iterator.
18394 (*push<mode>2): Macroize insn from *push{qi,hi} using SWI12
18395 mode iterator.
18396 (*push<mode>2_prologue): Macroize insn from *pushsi2_prologue and
18397 *pushdi2_prologue_rex64 using P mode iterator.
18398 (*mov<mode>_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64
18399 using SWI48 mode iterator.
18400 (*mov<mode>_or): Ditto from *movsi_or and *movdi_or_rex64.
18401 (*movabs<mode>_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64
18402 using SWI1248x mode iterator.
18403 (*movabs<mode>_2): Ditto from *movabs{qi,hi,si,di}_1_rex64.
18404 (*swap<mode>): Macroize insn from *swapsi and *swapdi_rex64 using
18405 SWI48 mode iterator.
18406 (*swap<mode>_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode
18407 iterator.
18408 (*swap<mode>_2): Ditto from *swap{qi,hi}_2.
18409 (movstrict<mode>): Macroize expander from movstrict{qi,hi} using
18410 SWI12 mode iterator.
18411 (*movstrict<mode>_1): Macroize insn from *movstrict{qi,hi}_1 using
18412 SWI12 mode iterator.
18413 (*movstrict<mode>_xor): Ditto from *movstrict{qi,hi}_xor.
18414 (*mov<mode>_extv_1): Macroize insn from *mov{hi,si}_extv_1 using
18415 SWI24 mode iterator.
18416 (*mov<mode>_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using
18417 SWI48 mode iterator.
18418 (mov<mode>_insn_1): New expander.
18419 (*mov<mode>_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64
18420 using SWI48x mode iterator.
18421
18422 (*movoi_internal_avx): Rename from *movoi_internal.
18423 (*movti_internal_rex64): Rename from *movti_rex64.
18424 (*movti_internal_sse): Rename from *movti_sse.
18425 (*movdi_internal_rex64): Rename from *movdi_1_rex64.
18426 (*movdi_internal): Rename from *movdi_2.
18427 (*movsi_internal): Rename from *movsi_1.
18428 (*movhi_internal): Rename from *movhi_1.
18429 (*movqi_internal): Rename from *movqi_1.
18430
18431 (insv): Update the call to gen_movsi_insv_1 for rename.
18432 * config/i386/i386.c (promote_duplicated_reg): Ditto.
18433
18434 2010-06-22 Jan Hubicka <jh@suse.cz>
18435
18436 * passes.c (execute_function_todo): Move call of statistics_fini_pass
18437 to ...
18438 (execute_todo) ... this one.
18439
18440 2010-06-22 Alan Modra <amodra@gmail.com>
18441
18442 PR target/44364
18443 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
18444 * caller-save.c (insert_restore, insert_save): Use non-validate
18445 form of adjust_address.
18446
18447 2010-06-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18448
18449 PR target/39690
18450 * config/pa/pa.c (override_options): Disable
18451 -freorder-blocks-and-partition.
18452
18453 2010-06-21 H.J. Lu <hongjiu.lu@intel.com>
18454
18455 PR target/44615
18456 * config/i386/atom.md (atom_sseishft_2): Also check sseishft1.
18457
18458 * config/i386/i386.md (type): Add sseishft1
18459
18460 * config/i386/ppro_insn (ppro_insn): Also check sseishft1.
18461 (ppro_insn_load): Likewise.
18462 (ppro_insn_store): Likewise.
18463 (ppro_insn_both): Likewise.
18464
18465 * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit.
18466 (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1
18467 for type.
18468 (*vec_extractv2di_1_avx): Likewise.
18469 (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for
18470 type. Remove atom_unit.
18471 (*vec_extractv2di_1_sse2): Likewise.
18472
18473 2010-06-21 DJ Delorie <dj@redhat.com>
18474
18475 * diagnostic.h (diagnostic_classification_change_t): New.
18476 (diagnostic_context): Add history and push/pop list.
18477 (diagnostic_push_diagnostics): Declare.
18478 (diagnostic_pop_diagnostics): Declare.
18479 * diagnostic.c (diagnostic_classify_diagnostic): Store changes
18480 from pragmas in a history chain instead of the global table.
18481 (diagnostic_push_diagnostics): New.
18482 (diagnostic_pop_diagnostics): New.
18483 (diagnostic_report_diagnostic): Scan history chain to find state
18484 of diagnostics as of the diagnostic location.
18485 * opts.c (set_option): Pass UNKNOWN_LOCATION to
18486 diagnostic_classify_diagnostic.
18487 (enable_warning_as_error): Likewise.
18488 * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for
18489 use in the history chain.
18490 * doc/extend.texi: Document pragma GCC diagnostic changes.
18491
18492 2010-06-21 Jakub Jelinek <jakub@redhat.com>
18493
18494 * dwarf2out.c (add_linkage_name): New function. Don't add
18495 anything to DW_TAG_member DIEs.
18496 (add_name_and_src_coords_attributes): Use it.
18497 (gen_variable_die): Call it for C++ static data members if
18498 specification is DW_TAG_member.
18499
18500 * dwarf2out.c (base_type_die): Use DW_ATE_UTF for
18501 C++ char16_t and char32_t.
18502
18503 * Makefile.in (build/genattrtab.o): Depend on vecprim.h.
18504 * genattrtab.c: Include vecprim.h.
18505 (cached_attrs, cached_attr_count, attrs_seen_once,
18506 attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside,
18507 attrs_cached_after): New variables.
18508 (find_attrs_to_cache): New function.
18509 (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define.
18510 (write_test_expr): Add attrs_cached argument, return it too,
18511 attempt to cache non-const attributes used more than once in
18512 a single case handling.
18513 (write_attr_get): Use find_attrs_to_cache, for caching candidates
18514 emit cached_* variables. Adjust write_attr_set callers.
18515 (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache
18516 to find attributes that should be cached in this block. Adjust
18517 write_test_expr callers.
18518 (write_attr_case): Clear attrs_to_cache. Adjust write_attr_set
18519 callers.
18520 (make_automaton_attrs): Adjust write_test_expr caller.
18521
18522 * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H).
18523 * genattrtab.c (check_tune_attr, find_tune_attr): New functions.
18524 (make_automaton_attrs): If find_tune_attr returns non-NULL,
18525 write separate internal_dfa_insn_code_* and insn_default_latency_*
18526 functions for each attribute's value and emit init_sched_attrs
18527 function and function pointers.
18528 * genattr.c (const_attrs, reservations): New variables.
18529 (gen_attr): Add const attributes to const_attrs vector.
18530 (check_tune_attr, find_tune_attr): New functions.
18531 (main): Add reservations to reservations vector. If find_tune_attr
18532 returns true, add prototype for init_sched_attrs and make
18533 internal_dfa_insn_code and insn_default_latency function pointers,
18534 otherwise define init_sched_attrs as dummy macro.
18535 * cfgexpand.c: Include insn-attr.h.
18536 (gimple_expand_cfg): Call init_sched_attrs.
18537
18538 * stmt.c (resolve_asm_operand_names): Fix handling of %%.
18539
18540 PR target/44575
18541 * config/i386/i386.c (ix86_gimplify_va_arg): When copying
18542 va_arg from a set of register save slots into a temporary,
18543 if the container is bigger than type size, do the copying
18544 using smaller mode or using memcpy.
18545
18546 PR bootstrap/44426
18547 * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove
18548 prototype.
18549 (sel_print_to_dot): Remove macro.
18550 (sel_print): Likewise. New prototype.
18551 * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static.
18552 (sel_print): New function.
18553
18554 2010-06-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18555
18556 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define
18557 __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++.
18558
18559 2010-06-21 Nick Clifton <nickc@redhat.com>
18560
18561 * config/rx/rx.h (PTRDIFF_TYPE): Define.
18562 (SMALL_REGISTER_CLASS): Define (to zero).
18563 (PRINT_OPERAND): Delete.
18564 (PRINT_OPERAND_ADDRESS): Delete.
18565 * config/rx/rx-protos.h (rx_print_operand): Delete prototype.
18566 (rx_print_operand_address): Delete prototype.
18567 * config/rx/rx.c (rx_print_operand): Make static.
18568 Allow %H and %L to handle CONST_DOUBLEs.
18569 (rx_print_operand_address): Make static.
18570 (rx_gen_move_template): Rename local variable 'template' to
18571 out_template.
18572 (rx_function_arg): Do not pass unknown sized objects in registers.
18573 (TARGET_PRINT_OPERAND): Define.
18574 (TARGET_PRINT_OPERAND_ADDRESS): Define.
18575
18576 2010-06-21 Jan Kratochvil <jan.kratochvil@redhat.com>
18577
18578 * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP).
18579
18580 2010-06-21 Kai Tietz <kai.tietz@onevision.com>
18581
18582 * config/i386/i386.c (ix86_compute_frame_layout): Avoid
18583 stack-alignment for simple leaf-functions.
18584
18585 2010-06-20 Alexandre Oliva <aoliva@redhat.com>
18586
18587 * doc/install.texi: Document bootstrap-lto.
18588
18589 2010-06-20 Alexandre Oliva <aoliva@redhat.com>
18590
18591 PR debug/44248
18592 * lto-streamer-in.c (input_bb): Leave debug stmts alone.
18593 (input_function): Drop them here, if VTA is disabled.
18594
18595 2010-06-20 Uros Bizjak <ubizjak@gmail.com>
18596
18597 PR target/44546
18598 * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator):
18599 New predicate.
18600 * config/i386/i386.md (*fp_jcc_8<mode>_387 and splitters): Use
18601 ix86_swapped_fp_comparsion_operator instead of
18602 ix86_fp_comparison_operator.
18603
18604 (*fp_jcc_1_387): Rename from *fp_jcc_3_387.
18605 (*fp_jcc_1r_387): Rename from *fp_jcc_4_387.
18606 (*fp_jcc_2_387): Rename from *fp_jcc_5_387.
18607 (*fp_jcc_2r_387): Rename from *fp_jcc_6_387.
18608 (*fp_jcc_3_387): Rename from *fp_jcc_7_387.
18609 (*fp_jcc_4_<mode>_387): Rename from *fp_jcc_8<mode>_387.
18610
18611 2010-06-20 Joseph Myers <joseph@codesourcery.com>
18612
18613 PR other/32998
18614 * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown,
18615 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
18616 * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure.
18617 (decode_cmdline_option): Update for this return value. Set
18618 orig_option_with_args_text field. Set arg field for unknown
18619 options. Make static.
18620 (decode_cmdline_options_to_array): New.
18621 (prune_options): Update handling of find_opt return value.
18622 * opts.c (read_cmdline_option): Take decoded option. Return void.
18623 (read_cmdline_options): Take decoded options.
18624 (decode_options): Add parameters for decoded options. Use
18625 decode_cmdline_options_to_array. Use decoded options for -O
18626 scan. Use integral_argument for -O parameters. Update call to
18627 read_cmdline_options.
18628 (enable_warning_as_error): Update handling of find_opt return value.
18629 * opts.h: Update comment on unknown options.
18630 (struct cl_decoded_option): Update comments on opt_index and arg.
18631 Add orig_option_with_args_text.
18632 (decode_cmdline_option): Remove.
18633 (decode_cmdline_options_to_array): Declare.
18634 (decode_options): Update prototype.
18635 * toplev.c (save_argv): Remove.
18636 (save_decoded_options, save_decoded_options_count): New.
18637 (read_integral_parameter): Remove.
18638 (print_switch_values): Use decoded options.
18639 (toplev_main): Don't set save_argv. Update call to decode_options.
18640 * toplev.h (read_integral_parameter): Remove.
18641 * varasm.c (elf_record_gcc_switches): Don't handle holding back names.
18642
18643 2010-06-19 Richard Earnshaw <rearnsha@arm.com>
18644
18645 PR target/44072
18646 * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative
18647 immediate.
18648 * constraints.md (Pw, Px): New constraints.
18649 * thumb2.md (cmpsi2_addneg peephole2): New peepholes.
18650
18651 2010-06-19 H.J. Lu <hongjiu.lu@intel.com>
18652
18653 * config/i386/sse.md (fma4modesuffixf4): Removed.
18654 (ssemodesuffixf2s): Likewise.
18655 (ssemodesuffixf4): Likewise.
18656 (ssemodesuffixf2c): Likewise.
18657 (ssescalarmodesuffix2s): Likewise.
18658 (avxmodesuffixf2c): Likewise.
18659 (ssemodesuffix): New.
18660 (ssescalarmodesuffix): Likewise.
18661 Update patterns with ssemodesuffix and ssescalarmodesuffix.
18662
18663 2010-06-19 Philip Herron <herron.philip@googlemail.com>
18664
18665 * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only.
18666
18667 2010-06-18 H.J. Lu <hongjiu.lu@intel.com>
18668
18669 * stor-layout.c (debug_rli): Remove unused local variables.
18670
18671 2010-06-18 Eric Botcazou <ebotcazou@adacore.com>
18672
18673 PR rtl-optimization/40900
18674 * expr.c (expand_expr_real_1) <SSA_NAME>: Fix long line. Save the
18675 original expression for later reuse.
18676 <expand_decl_rtl>: Use promote_function_mode to compute the signedness
18677 of the promoted RTL for a SSA_NAME on the LHS of a call statement.
18678
18679 2010-06-18 Anatoly Sokolov <aesok@post.ru>
18680
18681 * double-int.h (double_int_to_shwi, double_int_to_uhwi,
18682 double_int_fits_in_uhwi_p): Implement as static inline.
18683 (double_int_xor): New inline function.
18684 (double_int_lrotate, double_int_rrotate, double_int_max,
18685 double_int_umax, double_int_smax, double_int_min, double_int_umin,
18686 double_int_smin): Declare.
18687 (lrotate_double, rrotate_double): Remove declaration.
18688 * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi,
18689 double_int_to_uhwi, lrotate_double, rrotate_double): Remove function.
18690 (double_int_lrotate, double_int_rrotate, double_int_max,
18691 double_int_umax, double_int_smax, double_int_min, double_int_umin,
18692 double_int_smin): New function.
18693 * fold-const.c (int_const_binop): Clean up, use double_int_*
18694 functions.
18695 * simplify-rtx.c (simplify_const_binary_operation): Clean up, use
18696 double_int_* and immed_double_int_const functions.
18697
18698 2010-06-18 Nathan Froyd <froydnj@codesourcery.com>
18699
18700 * function.h (types_used_by_cur_var_decl): Change type to a VEC.
18701 * function.c (types_used_by_cur_var_decl): Likewise.
18702 (used_types_insert): Adjust for new type of types_used_by_cur_var_decl.
18703
18704 2010-06-18 Nathan Froyd <froydnj@codesourcery.com>
18705
18706 * tree.h (record_layout_info): Change type of pending_statics field
18707 to a VEC.
18708 * stor-layout.c (start_record_layout): Store NULL into
18709 pending_statics.
18710 (debug_rli): Call debug_vec_tree instead of debug_tree.
18711 (place_field): Likewise.
18712 (finish_record_layout): Likewise.
18713
18714 2010-06-18 Alan Modra <amodra@gmail.com>
18715
18716 * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty.
18717
18718 2010-06-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18719
18720 PR target/43740
18721 * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag
18722 for SET source operand from SET destination operand.
18723
18724 2010-06-17 Bernd Schmidt <bernds@codesourcery.com>
18725
18726 PR rtl-optimization/39871
18727 * reload1.c (init_eliminable_invariants): For flag_pic, disable
18728 equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P.
18729 (function_invariant_p): Rule out a plus of frame or arg pointer with
18730 a SYMBOL_REF.
18731 * ira.c (find_reg_equiv_invariant_const): Likewise.
18732
18733 2010-06-17 Gunther Nikl <gnikl@users.sourceforge.net>
18734
18735 * config/rs6000/rs6000.c (print_operand) <'K'>: Also use
18736 print_operand_address and puts to output the operand for CONST.
18737
18738 2010-06-17 Jakub Jelinek <jakub@redhat.com>
18739
18740 PR debug/44572
18741 * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue
18742 hook.
18743
18744 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18745
18746 * v850-protos.h (print_operand): Delete.
18747 (print_operand_address): Delete.
18748 * v850.h (PRINT_OPERAND): Delete.
18749 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18750 (PRINT_OPERAND_ADDRESS): Delete.
18751 * v850.c (print_operand_address): Rename to...
18752 (v850_print_operand_address): ...this. Make static. Call
18753 v850_print_operand.
18754 (print_operand): Rename to...
18755 (v850_print_operand): ...this. Make static. Call
18756 v850_print_operand_address.
18757 (v850_print_operand_punct_valid_p): New function.
18758 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
18759 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
18760
18761 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18762
18763 * config/sh/sh-protos.h (print_operand): Delete.
18764 (print_operand_address): Delete.
18765 * config/sh/sh.h (PRINT_OPERAND): Delete.
18766 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18767 (PRINT_OPERAND_ADDRESS): Delete.
18768 * config/sh/sh.c (sh_print_operand_address): Make static.
18769 (sh_print_operand): Make static. Call sh_print_operand_address
18770 and sh_print_operand.
18771 (sh_print_operand_punct_valid_p): New function.
18772 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
18773 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
18774
18775 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18776
18777 * config/mcore/mcore-protos.h (mcore_print_operand): Delete.
18778 (mcore_print_operand_address): Delete.
18779 * config/mcore/mcore.h (PRINT_OPERAND): Delete.
18780 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18781 (PRINT_OPERAND_ADDRESS): Delete.
18782 * config/mcore/mcore.c (mcore_print_operand_address): Make static.
18783 (mcore_print_operand): Make static.
18784 (mcore_print_operand_punct_valid_p): New function.
18785 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define
18786 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
18787
18788 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18789
18790 * config/m68hc11/m68hc11-protos.h (print_operand): Delete.
18791 (print_operand_address): Delete.
18792 * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete.
18793 (PRINT_OPERAND_ADDRESS): Delete.
18794 * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make
18795 static.
18796 (m68hc11_print_operand): Make static.
18797 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
18798
18799 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18800
18801 * config/m32r/m32r-protos.h (m32r_print_operand): Delete.
18802 (m32r_print_operand_address): Delete.
18803 * config/m32r/m32r.h (m32r_punct_chars): Delete.
18804 (PRINT_OPERAND): Delete.
18805 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18806 (PRINT_OPERAND_ADDRESS): Delete.
18807 * config/m32r/m32r.c (m32r_punct_chars): Make static.
18808 (m32r_print_operand_address): Make static.
18809 (m32r_print_operand): Make static.
18810 (m32r_print_operand_punct_valid_p): New function.
18811 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
18812 (TARGET_PRINT_OPERAND_ADDRESS): Define.
18813
18814 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18815
18816 * config/iq2000/iq2000-protos.h (print_operand): Delete.
18817 (print_operand_address): Delete.
18818 * config/iq2000/iq2000.h (PRINT_OPERAND): Delete.
18819 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18820 (PRINT_OPERAND_ADDRESS): Delete.
18821 (iq2000_print_operand_punct): Delete.
18822 * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static.
18823 (iq2000_print_operand_address): Make static.
18824 (iq2000_print_operand): Make static.
18825 (iq2000_print_operand_punct_valid_p): New function.
18826 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
18827 (TARGET_PRINT_OPERAND_ADDRESS): Define.
18828
18829 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18830
18831 * config/frv/frv-protos.h (frv_print_operand): Delete.
18832 (frv_print_operand_address): Delete.
18833 * config/frv/frv.h (PRINT_OPERAND): Delete.
18834 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18835 (PRINT_OPERAND_ADDRESS): Delete.
18836 * config/frv/frv.c (frv_print_operand_address): Make static.
18837 (frv_print_operand): Make static.
18838 (frv_print_operand_punct_valid_p): New function.
18839 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
18840 (TARGET_PRINT_OPERAND_ADDRESS): Define.
18841
18842 2010-06-17 Nathan Froyd <froydnj@codesourcery.com>
18843
18844 * tree.h (vec_member): Declare.
18845 * tree.c (vec_member): Define.
18846
18847 2010-06-17 Richard Guenther <rguenther@suse.de>
18848
18849 * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove.
18850 * tree-flow.h (array_ref_contains_indirect_ref): Likewise.
18851
18852 2010-06-17 Richard Guenther <rguenther@suse.de>
18853
18854 * tree-inline.c (declare_return_variable): Remove bogus code.
18855
18856 2010-06-17 Richard Guenther <rguenther@suse.de>
18857
18858 * gimplify.c (gimplify_bind_expr): Always promote complex
18859 and vector variables to registers if possible.
18860
18861 2010-06-17 Richard Guenther <rguenther@suse.de>
18862
18863 * expr.c (get_inner_reference): Use double_int for bit_offset
18864 calculation.
18865
18866 2010-06-16 DJ Delorie <dj@redhat.com>
18867
18868 * common.opt (-fstrict-volatile-bitfields): new.
18869 * doc/invoke.texi: Document it.
18870 * fold-const.c (optimize_bit_field_compare): For volatile
18871 bitfields, use the field's type to determine the mode, not the
18872 field's size.
18873 * expr.c (expand_assignment): Likewise.
18874 (get_inner_reference): Likewise.
18875 (expand_expr_real_1): Likewise.
18876 * expmed.c (store_fixed_bit_field): Likewise.
18877 (extract_bit_field_1): Likewise.
18878 (extract_fixed_bit_field): Likewise.
18879
18880 2010-06-16 Richard Guenther <rguenther@suse.de>
18881
18882 * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r.
18883
18884 2010-06-16 Douglas B Rupp <rupp@gnat.com>
18885
18886 * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove.
18887 (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro.
18888 * dbxout.c (gcc_debug_hooks): New entry begin_epilogue.
18889 * debug.c: Likewise.
18890 * sdbout.c: Likewise.
18891 * vmsdbgout.c: Likewise.
18892 * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare.
18893 * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document.
18894 * dwarf2asm.c (dw2_asm_output_vms_delta): New function.
18895 (ASM_OUTPUT_DWARF_VMS_DELTA): Call it.
18896 * dwarf2asm.h (dw2_asm_output_vms_delta): Declare.
18897 * dwarf2out.c (dw_fde_struct): New fields
18898 dw_fde_vms_{end,begin}_prologue.
18899 (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros.
18900 (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above.
18901 (dwarf2out_vms_end_prologue): New function.
18902 (dwarf2out_vms_begin_epilogue): New function.
18903 (dw_val_struct): New value dw_val_class_vms_delta.
18904 (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue,
18905 begin_epilogue for VMS.
18906 (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare
18907 new static functions.
18908 (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}.
18909 (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New
18910 static functions.
18911 (print_die): New case dw_val_class_vms_delta.
18912 (attr_checksum): Likewise.
18913 (same_dw_val_p: Likewise.
18914 (size_of_die): Likewise.
18915 (value_format): Likewise.
18916 (output_die): Likewise.
18917 (gen_subprogram_die): Call add_AT_vms_delta on VMS.
18918 (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue
18919 * dwarf2out.h (dwarf2out_begin_epilogue): Rename to
18920 dwarf2out_cfi_begin_epilogue
18921 * final.c (final_scan_insn): Likewise. Call begin_epilogue.
18922
18923 2010-06-16 Nathan Froyd <froydnj@codesourcery.com>
18924
18925 * config/cris/cris-protos.h (cris_print_operand): Delete.
18926 (cris_print_operand_address): Delete.
18927 * config/cris/cris.h (PRINT_OPERAND): Delete.
18928 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18929 (PRINT_OPERAND_ADDRESS): Delete.
18930 * config/cris/cris.c (cris_print_operand_address): Make static.
18931 (cris_print_operand): Make static.
18932 (cris_print_operand_punct_valid_p): New function.
18933 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
18934 (TARGET_PRINT_OPERAND_ADDRESS): Define.
18935
18936 2010-06-16 Nathan Froyd <froydnj@codesourcery.com>
18937
18938 * config/arm/arm-protos.h (arm_print_operand): Delete.
18939 (arm_print_operand_address): Delete.
18940 * config/arm/arm.h (PRINT_OPERAND): Delete.
18941 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
18942 (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS):
18943 (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to...
18944 * config/arm/arm.c (arm_print_operand_address): ...here. New function.
18945 (arm_print_operand): Make static.
18946 (arm_print_operand_punct_valid_p): New function.
18947 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
18948 (TARGET_PRINT_OPERAND_ADDRESS): Define.
18949
18950 2010-06-16 Nick Clifton <nickc@redhat.com>
18951
18952 * config/rx/constraints.md (NEGint4): New constraint.
18953 * config/rx/rx.md (attr cc): Add set_zsc.
18954 (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been
18955 initialised.
18956 (cmpsf): Likewise.
18957 (call_internal): Clobber the cc0 register.
18958 (call_value_internal): Likewise.
18959 (cstoresi4): Likewise.
18960 (movsieq): Likewise.
18961 (movsine): Likewise.
18962 (addsi3): Add alternative to handle small negative constants.
18963 (sunsi3): Likewise.
18964 (addsi3): Do not set the O bit in the cc0 register.
18965 (adddi3): Likewise.
18966 (subsi3): Likewise.
18967 (subdi3): Likewise.
18968 (andsi3): Reorder alternatives to prefer shorter forms.
18969 (mulsi3): Likewise.
18970 (iorsi3): Likewise.
18971 (negsi2): Note that the cc0 flags are set.
18972 (rotlsi3): Note that only the Z and S bits are set in cc0.
18973 (lshrsi3): Likewise.
18974 (ashlsi3): Likewise.
18975 (subsf3): Use %Q for the MEM operand.
18976 (fix_truncsfsi2): Likewise.
18977 (floatsisf2): Likewise.
18978 (bitset): Remove early clobber from destination.
18979 (bitset_in_memory): Likewise.
18980 (lrintsf2): Clobber the cc0 register.
18981 * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC.
18982 (rx_print_operand): Handle %N.
18983
18984 2010-06-16 Jan Hubicka <jh@suse.cz>
18985
18986 * df-core.c (df_compact_blocks): Free problem_temps vector.
18987
18988 2010-06-16 Martin Jambor <mjambor@suse.cz>
18989
18990 PR tree-optimization/43905
18991 * tree-sra.c: Include tree-inline.h.
18992 (create_abstract_origin): Removed.
18993 (modify_function): Version the call graph node instead of creating
18994 abstract origins and dealing with same_body aliases.
18995 * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the
18996 function is versionable.
18997 * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies.
18998
18999 2010-06-16 Maxim Kuvyrkov <maxim@codesourcery.com>
19000
19001 * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define.
19002 (CHOOSE_DYNAMIC_LINKER): Update.
19003
19004 2010-06-15 Uros Bizjak <ubizjak@gmail.com>
19005
19006 * config/i386/i386.c (*prefetch_sse_<mode>): Macroize insn from
19007 *prefetch_sse and *prefetch_sse_rex using P mode iterator.
19008 (*prefetch_3dnow_<mode>): Ditto from *prefetch_3dnow and
19009 *prefetch_3dnow_rex.
19010
19011 2010-06-15 Anatoly Sokolov <aesok@post.ru>
19012
19013 * target.h (struct asm_out):Add declare_constant_name field.
19014 * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
19015 (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME.
19016 * output.h (default_asm_declare_constant_name): Declare.
19017 (assemble_label): Update prototype.
19018 * varasm.c (assemble_constant_contents): Use
19019 targetm.asm_out.declare_constant_name target hook.
19020 (assemble_label): Add 'file' argument.
19021 (default_asm_declare_constant_name): New function.
19022 * system.h (ASM_DECLARE_CONSTANT_NAME): Poison.
19023 * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove.
19024 (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it.
19025
19026 * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare.
19027 * config/darwin.c (darwin_asm_declare_constant_name): New function.
19028 (machopic_output_indirection): Update assemble_label argument list.
19029 * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove.
19030 (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
19031
19032 2010-06-15 Sebastian Pop <sebastian.pop@amd.com>
19033
19034 PR middle-end/44391
19035 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
19036 size_one_node for pointer types. Do not call gmp_cst_to_tree.
19037
19038 2010-06-15 Richard Guenther <rguenther@suse.de>
19039
19040 * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants.
19041
19042 2010-06-15 Paul Brook <paul@codesourcery.com>
19043
19044 * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1
19045 hard-float ABI.
19046
19047 2010-06-15 Alexandre Oliva <aoliva@redhat.com>
19048
19049 * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we
19050 don't get a vector type for output.
19051
19052 2010-06-15 Jakub Jelinek <jakub@redhat.com>
19053
19054 PR fortran/44536
19055 * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl.
19056 * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define.
19057 (LANG_HOOKS_DECLS): Add it.
19058 * gimplify.c (omp_notice_variable): Call
19059 lang_hooks.decls.omp_report_decl.
19060
19061 2010-06-15 Martin Jambor <mjambor@suse.cz>
19062
19063 PR lto/44464
19064 * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name
19065 on the newly dead SSA name.
19066
19067 2010-06-15 Alan Modra <amodra@gmail.com>
19068
19069 * doc/invoke.texi: Add mcmodel to powerpc options.
19070 * configure.ac: Add HAVE_LD_LARGE_TOC test.
19071 * configure: Regenerate.
19072 * config.in: Regenerate.
19073 * config/rs6000/linux64.opt (mcmodel): New.
19074 * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define.
19075 (TARGET_CMODEL, SET_CMODEL): Define.
19076 (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice,
19077 select CMODEL_MEDIUM default.
19078 * config/rs6000/rs6000.h (enum rs6000_cmodel): New.
19079 (TARGET_CMODEL): Define default.
19080 * config/rs6000/rs6000.c (cmodel): New variable.
19081 (rs6000_explicit_options): Add cmodel field.
19082 (rs6000_handle_option): Handle -mcmodel.
19083 (create_TOC_reference): Add largetoc_reg param. Generate high,
19084 lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE. Update all callers.
19085 (rs6000_delegitimize_address): Recognise new toc reference rtl
19086 and minimal-toc rtl.
19087 (rs6000_legitimize_reload_address): Handle new toc references.
19088 (print_operand_address): Handle legitimate_constant_pool_address_p
19089 match before lo_sum.
19090 (rs6000_eliminate_indexed_memrefs): Tidy.
19091 (rs6000_emit_move): Tweak threshold for inlining constants.
19092 Keep rs6000_emit_allocate_stack large stack frame offsets
19093 loaded into r0 inline.
19094 (rs6000_generate_compare <cmptf_internal2>): One more clobber.
19095 (tocrel_base, tocrel_offset): New variables.
19096 (toc_relative_expr_p): Set them here.
19097 (print_operand_address): Skip over any offset on constant pool address.
19098 (rs6000_output_addr_const_extra): Print tocrel_offset before @toc.
19099 (rs6000_mode_dependent_address <LO_SUM>): False for new toc refs.
19100 (offsettable_ok_by_alignment): New function.
19101 (rs6000_emit_move): Address suitably aligned local symbol_refs
19102 relative to the toc pointer for -mcmodel=medium.
19103 (legitimate_constant_pool_address_p): Make param const_rtx. Add
19104 strict param. Allow lo_sum version of addressing. Verify reg
19105 used for -mminimal-toc and -mcmodel != small. Update all callers.
19106 * config/rs6000/constraints.md: Update for above change.
19107 * config/rs6000/predicates.md: Likewise.
19108 * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large
19109 code.
19110 (tls_gd): Split for -mcmodel=medium/large.
19111 (tls_gd_high, tls_gd_low): New.
19112 (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly.
19113 (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly.
19114 (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly.
19115 (largetoc_high, largetoc_low): New.
19116 (cmptf_internal2): Add clobber.
19117 * config/rs6000/rs6000-protos.h: Update.
19118
19119 2010-06-14 Changpeng Fang <changpeng.fang@amd.com>
19120
19121 * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New. Return
19122 true if no prefetch is going to be generated for a given group.
19123 (estimate_prefetch_count): Use prefetch_mod and unroll_factor to
19124 estimate the prefetch_count.
19125 (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the
19126 prefetch count by considering the unroll_factor and prefetch_mod
19127 for is_loop_prefetching_profitable.
19128
19129 2010-06-14 Andreas Schwab <schwab@linux-m68k.org>
19130
19131 * config/m68k/m68k.c (m68k_delegitimize_address): Don't do
19132 anything if the argument is not a MEM.
19133
19134 2010-06-14 Alexandre Oliva <aoliva@redhat.com>
19135
19136 PR debug/43650
19137 PR debug/44181
19138 PR debug/44247
19139 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip
19140 debug stmts.
19141 (canonicalize_loop_ivs): Likewise.
19142
19143 2010-06-14 Alexandre Oliva <aoliva@redhat.com>
19144
19145 PR debug/43656
19146 * haifa-sched.c (setup_insn_reg_pressure_info,
19147 update_register_pressure): Reject debug insns.
19148 (ready_sort): Don't setup reg pressure for debug insns.
19149 (schedule_insn): Don't update reg pressure for debug insns.
19150
19151 2010-06-14 Richard Guenther <rguenther@suse.de>
19152
19153 * lto-streamer.c (cached_bp): Remove.
19154 (bitpack_delete): Likewise.
19155 (bitpack_create): Likewise.
19156 (bp_get_next_word): Likewise.
19157 (bp_pack_value, bp_unpack_value): Move ...
19158 * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here.
19159 Re-implement.
19160 (struct bitpack_d): Likewise.
19161 (bitpack_create, lto_output_bitpack, lto_input_bitpack):
19162 New inline functions.
19163 * lto-streamer-out.c (lto_output_bitpack): Remove.
19164 (pack_ts_base_value_fields): Adjust. Avoid conditional bitpacking.
19165 (pack_value_fields): Adjust.
19166 (lto_write_tree): Likewise.
19167 (output_gimple_stmt): Likewise.
19168 (output_function): Likewise.
19169 * lto-streamer-in.c (input_gimple_stmt): Adjust.
19170 (input_function): Likewise.
19171 (unpack_ts_base_value_fields): Adjust. Avoid conditional bitpacking.
19172 (lto_input_bitpack): Remove.
19173 (lto_materialize_tree): Adjust.
19174 * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency.
19175 * lto-cgraph.c (lto_output_edge): Adjust.
19176 (lto_output_node): Likewise.
19177 (lto_output_varpool_node): Likewise.
19178 (lto_output_ref): Likewise.
19179 (input_node): Likewise.
19180 (input_varpool_node): Likewise.
19181 (input_ref): Likewise.
19182 (input_edge): Likewise.
19183 (output_node_opt_summary): Likewise.
19184 (input_node_opt_summary): Likewise.
19185 * ipa-pure-const.c (pure_const_write_summary): Likewise.
19186 (pure_const_read_summary): Likewise.
19187 * ipa-prop.c (ipa_write_indirect_edge_info): Likewise.
19188 (ipa_read_indirect_edge_info): Likewise.
19189 (ipa_write_node_info): Likewise.
19190 (ipa_read_node_info): Likewise.
19191
19192 2010-06-14 H.J. Lu <hongjiu.lu@intel.com>
19193
19194 PR target/44534
19195 * config/i386/sse.md (vec_extract_lo_<mode>): Replace 0x1 with 0x0.
19196 (vec_extract_lo_v16hi): Likewise.
19197 (vec_extract_lo_v32qi): Likewise.
19198
19199 2010-06-14 Jakub Jelinek <jakub@redhat.com>
19200
19201 PR bootstrap/44426
19202 * tree.h (build_call_expr): Don't define as vararg macro, instead
19203 add a prototype.
19204 * builtins.c (build_call_nofold): Remove.
19205 (expand_builtin_int_roundingfn, expand_builtin_pow,
19206 expand_builtin_mempcpy_args, expand_builtin_stpcpy,
19207 expand_builtin_memset_args, expand_builtin_strcmp,
19208 expand_builtin_strncmp, expand_builtin_memory_chk): Use
19209 build_call_nofold_loc instead of build_call_nofold.
19210 (build_call_expr): New function.
19211
19212 PR tree-optimization/44508
19213 * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument.
19214 * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE,
19215 don't eliminate trivially dead stmts.
19216 * tree-vrp.c (vrp_finalize): Pass false as last argument
19217 to substitute_and_fold.
19218 * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument
19219 to substitute_and_fold.
19220 * tree-ssa-ccp.c (ccp_finalize): Likewise.
19221
19222 PR bootstrap/44509
19223 * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c.
19224
19225 2010-06-14 Ira Rosen <irar@il.ibm.com>
19226
19227 PR tree-optimization/44507
19228 * tree-vect-loop.c (get_initial_def_for_reduction): Use -1
19229 to build initial vector for BIT_AND_EXPR.
19230 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
19231
19232 2010-06-14 Jakub Jelinek <jakub@redhat.com>
19233
19234 * config/s390/s390.md (*mov<mode>_64 DD_DF, mov<mode>): Properly
19235 adjust z10prop set_attr.
19236
19237 2010-06-13 Jan Hubicka <jh@suse.cz>
19238
19239 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
19240 bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior,
19241 bitmap_ior_into, bitmap_xor, bitmap_xor_into,
19242 bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal
19243 datastructure checks into checking asserts.
19244 * rtlanal.c (find_reg_note): Use gcc_checking_assert.
19245 * tree-ssa-sccvn.c (VN_INFO): Likewise.
19246 * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref,
19247 df_ref_create_structure): Likewise.
19248 * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc,
19249 pool_free): Use gcc_checking_assert.
19250 * alias.c (get_alias_set): Likewise.
19251 * var-tracking.c (variable_htab_free, shared_hash_copy,
19252 canonicalize_values_mark, variable_merge_over_cur): Likewise.
19253 * lto-streamer.c (bp_unpack_value): Likewise.
19254
19255 2010-06-13 Richard Guenther <rguenther@suse.de>
19256
19257 * lto-streamer-in.c (lto_input_ts_type_tree_pointers):
19258 Do not stream but initialize TYPE_CANONICAL to NULL.
19259 (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL.
19260 * gimple.c (gimple_types_compatible_p): Disregard
19261 TYPE_STRUCTURAL_EQUALITY_P.
19262 (gimple_register_type): Use TYPE_CANONICAL as cache.
19263 * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL
19264 before registering common types.
19265 * config/i386/i386.c (ix86_function_arg_boundary): Do not
19266 use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT.
19267 * tree.h (TYPE_CANONICAL): Clarify documentation.
19268
19269 2010-06-13 Anatoly Sokolov <aesok@post.ru>
19270
19271 * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
19272 LIBCALL_VALUE): Remove macros.
19273 * config/ia64/ia64-protos.h (ia64_function_value): Remove.
19274 * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
19275 TARGET_FUNCTION_VALUE_REGNO_P): Define.
19276 (ia64_libcall_value, ia64_function_value_regno_p): New functions.
19277 (ia64_function_value): Make static. Handle receiving the function
19278 type in 'fn_decl_or_type' argunent. Add 'outgoing' argument.
19279
19280 2010-06-12 Jan Hubicka <jh@suse.cz>
19281
19282 * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p
19283 at correct place.
19284
19285 2010-06-12 Bernd Schmidt <bernds@codesourcery.com>
19286
19287 * config/arm/arm.c (thumb2_reorg): Fix errors in previous change.
19288
19289 2010-06-12 Jan Hubicka <jh@suse.cz>
19290
19291 * df-core.c (df_clear_bb_info): New function.
19292 (df_set_blocks): bb_info is always allocated.
19293 (df_get_bb_info): Use block_info_elt_size.
19294 (df_set_bb_info): Likewise.
19295 (df_compact_blocks): Update for new block_info.
19296 (grow_bb_info): New function.
19297 * df-problems.c (df_grow_bb_info): Move to df-core.c
19298 (df_rd_set_bb_info): Remove.
19299 (df_rd_free_bb_info): Do not free block pool.
19300 (df_rd_alloc): Do not create pool, use check for
19301 obstack presence instead of NULL pointer for new blocks.
19302 (df_rd_free): DO not free alloc pool; clear block_info.
19303 (problem_RD): Add size of block info structure.
19304 (df_lr_set_bb_info): Remove.
19305 (df_lr_free_bb_info): Do not free block pool.
19306 (df_lr_alloc): Do not create pool, use check for
19307 obstack presence instead of NULL pointer for new blocks.
19308 (df_lr_free): DO not free alloc pool; clear block_info.
19309 (problem_LR): Add size of block info structure.
19310 (df_live_set_bb_info): Remove.
19311 (df_live_free_bb_info): Do not free block pool.
19312 (df_live_alloc): Do not create pool, use check for
19313 obstack presence instead of NULL pointer for new blocks.
19314 (df_live_free): DO not free alloc pool; clear block_info.
19315 (problem_LIVE): Add size of block info structure.
19316 (problem_CHAIN): Add size of block info structure.
19317 (df_byte_lr_set_bb_info): Remove.
19318 (df_byte_lr_free_bb_info): Do not free block pool.
19319 (df_byte_lr_alloc): Do not create pool, use check for
19320 obstack presence instead of NULL pointer for new blocks.
19321 (df_byte_lr_free): DO not free alloc pool; clear block_info.
19322 (problem_BYTE_LR): Add size of block info structure.
19323 (problem_NOTE): Add size of block info structure.
19324 (df_byte_MD_set_bb_info): Remove.
19325 (df_byte_MD_free_bb_info): Do not free block pool.
19326 (df_byte_MD_alloc): Do not create pool, use check for
19327 obstack presence instead of NULL pointer for new blocks.
19328 (df_byte_MD_free): DO not free alloc pool; clear block_info.
19329 (problem_BD): Add size of block info structure.
19330 * df-scan.c (df_scan_free_internal): Free block pool.
19331 (df_scan_set_bb_info): Remove.
19332 (df_scan_free_bb_info): Check for artificial_defs instead
19333 of bb_info being non-NULL.
19334 (df_scan_alloc): DO not create df_scan_block pool.
19335 (problem_SCAN): Set size of block info.
19336 (df_bb_refs_record): Do not allocate bb_info.
19337 * df.h (df_problem): Add block_info_elt_size.
19338 (struct dataflow): Change block_info to void *.
19339 (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info,
19340 df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return
19341 in-line structures.
19342
19343 2010-06-12 Jan Hubicka <jh@suse.cz>
19344
19345 PR tree-optimize/44485
19346 * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks
19347 containing use of return value of noreturn function.
19348
19349 2010-06-12 Anatoly Sokolov <aesok@post.ru>
19350
19351 * targhooks.c (default_function_value): Don't use
19352 FUNCTION_OUTGOING_VALUE.
19353 * system.h (FUNCTION_OUTGOING_VALUE): Poison.
19354 * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed.
19355
19356 2010-06-12 Kazu Hirata <kazu@codesourcery.com>
19357
19358 * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
19359 Add crtfastmath.o to extra_parts.
19360 * config/mips/crtfastmath.c: New.
19361 * config/mips/linux.h (ENDFILE_SPEC): New.
19362
19363 2010-06-12 Sebastian Pop <sebastian.pop@amd.com>
19364
19365 * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
19366 old_type in parameter.
19367 (gcc_type_for_value): Update call to gcc_type_for_interval.
19368 (compute_type_for_level_1): Renamed compute_type_for_level.
19369 Update call to gcc_type_for_interval.
19370
19371 2010-06-11 Joseph Myers <joseph@codesourcery.com>
19372
19373 * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=,
19374 flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative.
19375
19376 2010-06-11 Joseph Myers <joseph@codesourcery.com>
19377
19378 * opts-common.c: Include options.h.
19379 (integral_argument): Move from opts.c.
19380 (decode_cmdline_option): New. Based on read_cmdline_option.
19381 * opts.c (integral_argument): Move to opts-common.c.
19382 (read_cmdline_option): Move most contents to
19383 decode_cmdline_option. Use %qs in diagnostics.
19384 * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG,
19385 CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument,
19386 decode_cmdline_option): New.
19387
19388 2010-06-11 Uros Bizjak <ubizjak@gmail.com>
19389
19390 PR target/44481
19391 * config/i386/i386.md (UNSPEC_PARITY): New unspec.
19392 (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX.
19393 (partiysi2_cmp): Ditto.
19394 (*partiyhi2_cmp): Ditto.
19395 (*parityqi2_cmp): Remove.
19396
19397 2010-06-11 Jan Hubicka <jh@suse.cz>
19398
19399 * bitmap.h (bmp_iter_next_bit): New.
19400 (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it.
19401
19402 2010-06-11 Sandra Loosemore <sandra@codesourcery.com>
19403 Eric Botcazou <ebotcazou@adacore.com>
19404
19405 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the
19406 computed cost.
19407
19408 2010-06-11 Uros Bizjak <ubizjak@gmail.com>
19409
19410 * config/i386/i386.md (unspec): New define_c_enum.
19411 (unspecv): Ditto.
19412
19413 2010-06-10 Jakub Jelinek <jakub@redhat.com>
19414
19415 * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H).
19416
19417 2010-06-11 Sebastian Pop <sebastian.pop@amd.com>
19418
19419 PR middle-end/44483
19420 * tree-if-conv.c (bb_predicate_s): New struct.
19421 (bb_predicate_p): New.
19422 (bb_has_predicate): New.
19423 (bb_predicate): New.
19424 (set_bb_predicate): New.
19425 (bb_predicate_gimplified_stmts): New.
19426 (set_bb_predicate_gimplified_stmts): New.
19427 (add_bb_predicate_gimplified_stmts): New.
19428 (init_bb_predicate): New.
19429 (free_bb_predicate): New.
19430 (is_predicated): Use bb_predicate.
19431 (add_to_predicate_list): Use bb_predicate and set_bb_predicate.
19432 (predicate_bbs): Same. Gimplify the condition of the basic blocks
19433 before processing their successors.
19434 (clean_predicate_lists): Removed.
19435 (find_phi_replacement_condition): Use bb_predicate.
19436 (process_phi_nodes): Renamed ifconvert_phi_nodes. Avoid useless
19437 computations.
19438 (insert_gimplified_predicates): New.
19439 (combine_blocks): Call insert_gimplified_predicates.
19440 (tree_if_conversion): Call free_bb_predicate instead of
19441 clean_predicate_lists.
19442
19443 2010-10-11 Paul Brook <paul@codesourcery.com>
19444
19445 * doc/invoke.texi: Document ARM -mcpu=cortex-m4.
19446 * config/arm/arm.c (all_architectures): Change v7e-m default to
19447 cortexm4.
19448 * config/arm/arm-cores.def: Add cortex-m4.
19449 * config/arm/arm-tune.md: Regenerate.
19450
19451 2010-06-11 Jan Hubicka <jh@suse.cz>
19452
19453 * ipa-pure-const.c (special_builtlin_state): New function.
19454 (check_call): Use it instead of special casign BUILT_IN_RETURN.
19455 (propagate_pure_const): Use it.
19456
19457 2010-06-11 Jan Hubicka <jh@suse.cz>
19458
19459 * df-problems.c (df_live_scratch): Convert to bitmap_head.
19460 (df_live_alloc): Initialize df_live_scratch when initializing
19461 problem_data.
19462 (df_live_transfer_function): Update uses of df_live_scratch.
19463 (df_live_free): Free problem_data; clear df_live_scratch before
19464 releasing the obstack.
19465 (df_md_free): Free problem data.
19466
19467 2010-06-11 Jan Hubicka <jh@suse.cz>
19468
19469 * doc/invoke.texi (Wsuggest-attribute): Document.
19470 (Wmissing-noreturn): Remove.
19471 * ipa-pure-const.c (warn_function_noreturn): New function.
19472 * opts.c (decode_options): Set warn_suggest_attribute_noreturn on
19473 warn_missing_noreturn.
19474 * common.opt (Wsuggest-attribute=noreturn): New.
19475 * tree-flow.h (warn_function_noreturn): Declare.
19476 * tree-cfg.c (execute_warn_function_noreturn): Use
19477 warn_function_noreturn.
19478 (gate_warn_function_noreturn): New.
19479 (pass_warn_function_noreturn): Update.
19480
19481 2010-06-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
19482
19483 * c-typeck.c (handle_warn_cast_qual): Add loc
19484 parameter. Improve warning message.
19485 (build_c_cast): Pass location to handle_warn_cast_qual.
19486
19487 2010-06-11 Uros Bizjak <ubizjak@gmail.com>
19488
19489 * config/i386/i386.md (pro_epilogue_adjust_stack_1) <TYPE_ALU>: Assert
19490 that operand 0 == operand 1. Use x86_maybe_negate_const_int to output
19491 insn mnemonic.
19492 (pro_epilogue_adjust_stack_rex64) <TYPE_ALU>: Ditto.
19493
19494 2010-06-10 Dodji Seketeli <dodji@redhat.com>
19495
19496 Fix bootstap on mips
19497 * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot
19498 be naming typedefs.
19499
19500 2010-06-11 Kai Tietz <kai.tietz@onevision.com>
19501
19502 * system.h (helper_const_non_const_cast): New inline for
19503 gcc version <= 4.0.
19504 (CONST_CAST2): For gcc version <= 4.0 use
19505 new helper to do const/non-const casting.
19506
19507 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19508
19509 * doc/md.texi: Document the "unspec" and "unspecv" enum names.
19510 * Makefile.in (OBJS-common): Include insn-enums.o.
19511 (insn-enums.o): New rule.
19512 (simple_generated_c): Add insn-enums.c.
19513 (build/genenums.o): New rule.
19514 (genprogmd): Add "enums".
19515 * genconstants.c (print_enum_type): Declare a C string array
19516 for each enum.
19517 * genenums.c: New file.
19518 * print-rtl.c (print_rtx): If defined, use the "unspecv" enum
19519 for UNSPEC_VOLATILE. If defined, use the "unspec" enum for both
19520 UNSPEC and (as a fallback) for UNSPEC_VOLATILE.
19521
19522 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19523
19524 * doc/md.texi (define_enum_attr): Document.
19525 * rtl.def (DEFINE_ENUM_ATTR): New rtx.
19526 * read-md.h (lookup_enum_type): Declare.
19527 * read-md.c (lookup_enum_type): New function.
19528 * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR.
19529 * genattrtab.c (attr_desc): Add an enum_name field.
19530 (evaluate_eq_attr): Take the associated attribute as argument.
19531 Get the enum prefix from the enum_name field, if defined.
19532 Use ACONCAT rather than a fixed-length buffer. Update recursive calls.
19533 (simplify_test_exp): Pass attr to evaluate_eq_attr.
19534 (add_attr_value): New function, split out from...
19535 (gen_attr): ...here. Handle DEFINE_ENUM_ATTR.
19536 (write_test_expr): Pass attr to evaluate_eq_attr.
19537 (write_attr_get): Use the enum_name as the enum tag, if defined.
19538 (write_attr_valueq): Use the enum_name as a prefix, if defined.
19539 (find_attr): Initialize enum_name.
19540 (main): Handle DEFINE_ENUM_ATTR.
19541 * gensupport.c (process_rtx): Likewise.
19542 * config/mips/mips.h (mips_tune_attr): Delete.
19543 * config/mips/mips.md (cpu): Use define_attr_enum.
19544
19545 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19546
19547 * doc/md.texi (define_c_enum, define_enum): Document.
19548 * read-md.h (md_constant): Add a parent_enum field.
19549 (enum_value, enum_type): New structures.
19550 (upcase_string, traverse_enum_types): Declare.
19551 * read-md.c (enum_types): New variable.
19552 (upcase_string, add_constant): New functions.
19553 (handle_constants): Don't create the hash table here.
19554 Use add_constant.
19555 (traverse_md_constants): Don't check for a null md_constants.
19556 (decimal_string, handle_enum, traverse_enum_types): New functions.
19557 (read_md_files): Initialize md_constants and md_enums.
19558 * genconstants.c (print_md_constant): Ignore info argument.
19559 Only print constants that belong to no enum.
19560 (print_enum_type): New function.
19561 (main): Don't pass stdout to print_md_constant. Call print_enum_type
19562 for each defined enum type.
19563 * config/mips/mips.md (processor): New define_enum.
19564 (unspec): New define_c_enum.
19565 (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12)
19566 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12)
19567 (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12)
19568 (UNSPEC_MEMORY_BARRIER): Moved to sync.md.
19569 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
19570 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
19571 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
19572 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
19573 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
19574 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
19575 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
19576 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
19577 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
19578 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
19579 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
19580 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
19581 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
19582 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
19583 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
19584 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
19585 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
19586 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
19587 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
19588 (UNSPEC_RDDSP): Move to mips-dsp.md.
19589 (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB)
19590 (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB)
19591 (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH)
19592 (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU)
19593 (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH)
19594 (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU)
19595 (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W)
19596 (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH)
19597 (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB)
19598 (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W)
19599 (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W)
19600 (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH)
19601 (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH):
19602 Moved to mips-dspr2.md.
19603 (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS)
19604 (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS)
19605 (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1)
19606 (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md.
19607 (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT)
19608 (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0)
19609 (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
19610 (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
19611 (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
19612 (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
19613 (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
19614 UNSPEC_LOONGSON_PSADBH)
19615 (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
19616 (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
19617 (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md.
19618 (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
19619 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
19620 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
19621 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md.
19622 (cpu): Update comment.
19623 * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP)
19624 (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP)
19625 (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE)
19626 (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md.
19627 * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG,
19628 UNSPEC_LOONGSON_PCMPEQ)
19629 (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR,
19630 UNSPEC_LOONGSON_PINSR_0)
19631 (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
19632 (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
19633 (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
19634 (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
19635 (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
19636 UNSPEC_LOONGSON_PSADBH)
19637 (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
19638 (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
19639 (UNSPEC_LOONGSON_PSUBD): Moved from mips.md
19640 * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
19641 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
19642 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
19643 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md
19644 * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ)
19645 (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB)
19646 (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH)
19647 (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH)
19648 (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL)
19649 (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA)
19650 (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA)
19651 (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB)
19652 (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL)
19653 (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL)
19654 (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR)
19655 (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH)
19656 (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W)
19657 (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR)
19658 (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV)
19659 (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT)
19660 (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB)
19661 (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W)
19662 (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP)
19663 (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
19664 (UNSPEC_RDDSP): Moved from mips.md.
19665 * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH)
19666 (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND)
19667 (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB)
19668 (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD)
19669 (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH)
19670 (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W)
19671 (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH)
19672 (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND)
19673 (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH)
19674 (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH)
19675 (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH)
19676 (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH)
19677 (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH)
19678 (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md.
19679 * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C)
19680 (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS)
19681 (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1)
19682 (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC)
19683 (UNSPEC_SCC): Moved from mips.md.
19684 * config/mips/mips.c (mips_arch, mips_tune): Change enum from
19685 "processor_type" to "processor".
19686 (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES.
19687 * config/mips/mips.h (processor_type): Delete.
19688 (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from
19689 "processor_type" to "processor".
19690
19691 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19692
19693 * configure.ac (tm_include_list): Add insn-constants.h.
19694 * configure: Regenerate.
19695 * Makefile.in (GTM_H): Move insn-constants.h here from...
19696 (TM_H): ...here.
19697 * mkconfig.sh: Remove special handling for insn-constants.h.
19698
19699 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19700
19701 * Makefile.in (BUILD_RTL): Move build/read-md.o to...
19702 (BUILD_MD): ...this new variable.
19703 (simple_generated_rtl_h, simple_generated_rtl_c): New variables
19704 that include the old contents of simple_generated_h and
19705 simple_generated_c.
19706 (simple_generated_h, simple_generated_c): Include them. Add
19707 insn-constants.h.
19708 (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS)
19709 and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md.
19710 Remove these dependencies from the main rule and include
19711 insn-conditions.md in the command line only if it appears
19712 in the dependency list.
19713 (insn-constants.h, s-constants): Delete.
19714 (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H)
19715 or gensupport.h.
19716 (build/genmddeps.o): Likewise.
19717 (genprogrtl): New variable that contains everything from genprogmd
19718 except mddeps and constants.
19719 (genprogmd): Redefine in terms of genprogrtl. Make these programs
19720 depend on $(BUILD_MD)
19721 (genprog): New variable. Make these programs depend on
19722 $(BUILD_ERRORS).
19723 * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h.
19724 (main): Use read_md_files instead of init_rtx_reader_args.
19725 * genconstants.c: As for genmddeps.c.
19726 * read-md.h (read_skip_construct): Declare.
19727 * read-md.c (read_skip_construct): New function.
19728 (handle_file): Allow a null handle_directive, skipping the
19729 construct if so.
19730 (parse_include): Update the comment accordingly.
19731
19732 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19733
19734 * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H).
19735 * genmddeps.c: Include read-md.h.
19736 (main): Call init_rtx_reader_args instead of init_md_reader_args.
19737 * genattr.c (main): Likewise.
19738 * genattrtab.c (main): Likewise.
19739 * genautomata.c (main): Likewise.
19740 * gencodes.c (main): Likewise.
19741 * genconditions.c (main): Likewise.
19742 * genconfig.c (main): Likewise.
19743 * genconstants.c (main): Likewise.
19744 * genemit.c (main): Likewise.
19745 * genextract.c (main): Likewise.
19746 * genflags.c (main): Likewise.
19747 * genopinit.c (main): Likewise.
19748 * genoutput.c (main): Likewise.
19749 * genpeep.c (main): Likewise.
19750 * genrecog.c (main): Likewise.
19751 * genpreds.c (main): Likewise.
19752 * gensupport.h (in_fname): Move to read-md.h.
19753 (init_md_reader_args_cb): Rename to...
19754 (init_rtx_reader_args_cb): ...this and return a bool.
19755 (init_md_reader_args): Rename to...
19756 (init_rtx_reader_args): ...this and return a bool.
19757 (include_callback): Move to read-md.h.
19758 * gensupport.c (in_fname, include_callback, base_dir, max_include_len)
19759 (file_name_list, first_dir_md_include): Move to read-md.c
19760 (first_bracket_include): Delete unused variable.
19761 (last_dir_md_include): Move to read-md.c.
19762 (process_include): Delete, moving code to read-md.c:handle_include.
19763 (process_rtx): Don't handle INCLUDE.
19764 (save_string): Delete.
19765 (rtx_handle_directive): New function.
19766 (init_md_reader_args_cb): Rename to...
19767 (init_rtx_reader_args_cb): ...this and return a boolean success value.
19768 Use read_md_args.
19769 (init_md_reader_args): Rename to...
19770 (init_rtx_reader_args): ...this and return a boolean success value.
19771 * rtl.def (INCLUDE): Delete.
19772 * rtl.h (read_rtx): Remove "int *" argument. Add "const char *"
19773 argument.
19774 * read-rtl.c (read_conditions): Don't gobble ')' here.
19775 (read_mapping): Likewise.
19776 (read_rtx): Remove LINENO argument. Add RTX_NAME argument.
19777 Handle top-level non-rtx constructs here rather than in read_rtx_1.
19778 Store the whole queue in *X. Remove call to init_md_reader.
19779 (read_rtx_1): Rename to...
19780 (read_rtx_code): ...this. Call read_nested_rtx to read subrtxes.
19781 Don't handle top-level non-rtx constructs here. Don't handle (nil)
19782 here.
19783 (read_nested_rtx): New function. Handle (nil) here rather than
19784 in read_rtx_code.
19785 (read_rtx_variadic): Call read_nested_rtx to read subrtxes. Don't
19786 gobble ')' here.
19787 * read-md.h (directive_handler_t): New type.
19788 (in_fname, include_callback): Moved from read-md.h.
19789 (read_constants, init_md_reader): Delete.
19790 (read_md_files): Declare.
19791 * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include)
19792 (last_dir_md_include_ptr, include_callback, max_include_len): Moved
19793 from gensupport.c.
19794 (read_constants): Rename to...
19795 (handle_constants): ...this. Don't gobble ')' here.
19796 (handle_include, handle_file, handle_toplevel_file)
19797 (parse_include): New functions, mostly taken from gensupport.c.
19798 (init_md_reader): Subsume into...
19799 (read_md_files): ...this new function.
19800
19801 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19802
19803 * read-md.h (read_char): Increment read_md_lineno after reading '\n'.
19804 (unread_char): Decrement read_md_lineno after putting back '\n'.
19805 * read-md.c (fatal_with_file_and_line): Push back any characters
19806 that we decide not to add to the context.
19807 (read_skip_spaces): Don't increment read_md_lineno here. Avoid using
19808 fatal_expected_char in cases where '/' ends a line (for example).
19809 (read_name): Don't increment read_md_lineno here.
19810 (read_escape): Likewise.
19811 (read_quoted_string): Likewise.
19812 (read_braced_string): Likewise.
19813
19814 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19815
19816 * Makefile.in (READ_MD_H): Add $(HASHTAB_H).
19817 (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h.
19818 * genconstants.c: Include read-md.h.
19819 * read-rtl.c (md_constants): Move to read-md.c.
19820 (md_name): Move to read-md.h.
19821 (initialize_iterators): Use leading_string_hash instead of def_hash
19822 and leading_string_eq_p instead of def_name_eq_p.
19823 (read_name): Move to read-md.c.
19824 (def_hash, def_name_eq_p): Delete.
19825 (read_constants, traverse_md_constants): Move to read-md.c.
19826 * rtl.h (md_constant, traverse_md_constants): Move to read-md.h.
19827 * read-md.h: Include hashtab.h.
19828 (md_name): Moved from read-rtl.c.
19829 (md_constant): Moved from read-md.h.
19830 (leading_string_hash, leading_string_eq_p, read_name)
19831 (read_constants, traverse_md_constants): Declare.
19832 * read-md.c (md_constants): Moved from read-rtl.c.
19833 (leading_string_hash, leading_string_eq_p): New functions.
19834 (read_name, read_constants, traverse_md_constants): Moved from
19835 read-rtl.c.
19836
19837 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19838
19839 * read-rtl.c (md_name): New structure.
19840 (read_name): Take an md_name instead of a buffer pointer.
19841 Use the "string" field instead of strcpy when expanding constants.
19842 (read_constants): Remove the tmp_char argument. Update the calls
19843 to read_name, using two local name buffers instead of the tmp_char
19844 argument. Merge the constant-creation code.
19845 (read_conditions): Remove the tmp_char argument. Update the calls
19846 to read_name, using a local name buffer instead of the tmp_char
19847 argument.
19848 (read_mapping): Replace tmp_char variable with a local name buffer.
19849 Update the calls to read_name.
19850 (read_rtx_1): Likewise. Update the calls to read_constants and
19851 read_conditions.
19852
19853 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19854
19855 * Makefile.in (build/read-md.o): Depend on errors.h.
19856 * read-md.h (error_with_line): Declare.
19857 * read-md.c: Include errors.h.
19858 (message_with_line_1): New function, extracted from...
19859 (message_with_line): ...here.
19860 (error_with_line): New function.
19861 * genattrtab.c: If a call to message_with_line is followed by
19862 "have_error = 1;", replace both statements with a call to
19863 error_with_line.
19864 * genoutput.c: Likewise.
19865 * genpreds.c: Likewise.
19866 * genrecog.c: If a call to message_with_line is followed by
19867 "error_count++;", replace both statements with a call to
19868 error_with_line.
19869 (errorcount): Delete.
19870 (main): Don't check it.
19871 * gensupport.c: If a call to message_with_line is followed by
19872 "errors = 1;", replace both statements with a call to error_with_line.
19873 (errors): Delete.
19874 (process_define_cond_exec): Check have_error instead of errors.
19875 (init_md_reader_args_cb): Likewise. Don't set errors.
19876
19877 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19878
19879 * read-md.h (read_md_file): Declare.
19880 (read_char, unread_char): New functions.
19881 (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
19882 (read_quoted_string, read_string): Remove FILE * argument.
19883 * read-md.c (read_md_file): New variable.
19884 (read_md_filename, read_md_lineno): Update comments and remove
19885 unnecessary initialization.
19886 (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
19887 (read_escape, read_quoted_string, read_braced_string, read_string):
19888 Remove FILE * argument. Update calls accordingly, using read_char
19889 and unread_char instead of getc and ungetc.
19890 * rtl.h (read_rtx): Remove FILE * argument.
19891 * read-rtl.c (iterator_group): Remove FILE * argument from
19892 "find_builtin".
19893 (iterator_traverse_data): Remove "infile" field.
19894 (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx)
19895 (add_mapping, read_name, read_constants, read_conditions)
19896 (validate_const_int, find_iterator, read_mapping, check_code_iterator)
19897 (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument.
19898 Remove file arguments from all calls, using read_char and unread_char
19899 instead of getc and ungetc.
19900 * gensupport.c (process_include): Preserve read_md_file around
19901 the include. Set read_md_file to the handle of the included file.
19902 Update call to read_rtx.
19903 (init_md_reader_args_cb): Set read_md_file to the handle of the file
19904 and remove local FILE *. Update calls to read_rtx.
19905
19906 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19907
19908 * read-md.h (read_rtx_lineno): Rename to...
19909 (read_md_lineno): ...this.
19910 (read_rtx_filename): Rename to...
19911 (read_md_filename): ...this.
19912 (copy_rtx_ptr_loc): Rename to...
19913 (copy_md_ptr_loc): ...this.
19914 (print_rtx_ptr_loc): Rename to...
19915 (print_md_ptr_loc): ...this.
19916 * read-md.c: Likewise. Update references after renaming.
19917 (string_obstack): Replace RTL with MD in comment.
19918 (set_rtx_ptr_loc): Rename to...
19919 (set_md_ptr_loc): ...this.
19920 (get_rtx_ptr_loc): Rename to...
19921 (get_md_ptr_loc): ...this.
19922 * genconditions.c: Update references after renaming.
19923 * genemit.c: Likewise.
19924 * genoutput.c: Likewise.
19925 * genpreds.c: Likewise.
19926 * gensupport.c: Likewise.
19927 * read-rtl.c: Likewise.
19928
19929 2010-06-10 Richard Sandiford <rdsandiford@googlemail.com>
19930
19931 * Makefile.in (READ_MD_H): New variable.
19932 (BUILD_RTL): Add build/read-md.o.
19933 (lto-wrapper.o): Depend on coretypes.h instead of defaults.h.
19934 (build/gensupport.o, build/read-rtl.o, build/genattr.o)
19935 (build/genattrtab.o, build/genconditions.o build/genemit.o)
19936 (build/genextract.o, build/genflags.o, build/genoutput.o)
19937 (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H).
19938 (build/read-md.o): New rule.
19939 * defaults.h (obstack_chunk_alloc, obstack_chunk_free)
19940 (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to...
19941 * coretypes.h: ...here.
19942 * lto-wrapper.c: Include coretypes.h instead of defaults.h.
19943 * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete.
19944 * genattr.c: Include read-md.h.
19945 * genattrtab.c: Likewise.
19946 * genconditions.c: Likewise.
19947 * genemit.c: Likewise.
19948 * genextract.c: Likewise.
19949 * genflags.c: Likewise.
19950 * genoutput.c: Likewise.
19951 * genpreds.c: Likewise.
19952 * genrecog.c: Likewise.
19953 * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc)
19954 (join_c_conditions, print_c_condition, read_rtx_filename)
19955 (read_rtx_lineno): Move to read-md.h.
19956 * read-rtl.c: Include read-md.h.
19957 (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack)
19958 (joined_conditions, joined_conditions_obstack, read_rtx_lineno)
19959 (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char)
19960 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc)
19961 (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
19962 (print_c_condition, read_skip_spaces, read_escape, read_quoted_string)
19963 (read_braced_string, read_string): Move to read-md.c.
19964 (read_rtx): Move some initialization to init_md_reader and call
19965 init_md_reader here.
19966 * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt):
19967 Move to read-md.h.
19968 * gensupport.c: Include read-md.h.
19969 (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c.
19970 * read-md.h, read-md.c: New files.
19971
19972 2010-06-10 Anatoly Sokolov <aesok@post.ru>
19973
19974 * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
19975 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
19976 * config/moxie/moxie-protos.h (moxie_function_value): Remove.
19977 * config/moxie/moxie.c (moxie_function_value): Make static.
19978 (moxie_libcall_value, moxie_function_value_regno_p): New functions.
19979 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
19980
19981 2010-06-10 Martin Jambor <mjambor@suse.cz>
19982
19983 * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies.
19984 * dbgcnt.def (tree_sra): New counter.
19985 * tree-sra.c: Include dbgcnt.h.
19986 (gate_intra_sra): Check tree_sra debug counter.
19987
19988 2010-06-10 Martin Jambor <mjambor@suse.cz>
19989
19990 PR tree-optimization/44258
19991 * tree-sra.c (build_access_subtree): Return false iff there is a
19992 partial overlap.
19993 (build_access_trees): Likewise.
19994 (analyze_all_variable_accesses): Disqualify candidates if
19995 build_access_trees returns true for them.
19996
19997 2010-06-10 Alexandre Oliva <aoliva@redhat.com>
19998
19999 PR debug/41371
20000 * var-tracking.c (find_loc_in_1pdv): Remove recursion, only
20001 tail-recurse into canonical node. Fast-forward over
20002 non-canonical VALUEs.
20003
20004 2010-06-10 H.J. Lu <hongjiu.lu@intel.com>
20005
20006 PR boostrap/44470
20007 * config/i386/i386.md (*add<mode>_1): Revert revision 160394.
20008 (*addsi_1_zext) <TYPE_LEA>: Likewise.
20009 (add lea splitter): Likewise.
20010 (add_zext lea splitter): Likewise.
20011
20012 2010-06-10 Joseph Myers <joseph@codesourcery.com>
20013
20014 * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++.
20015
20016 2010-06-10 Jan Hubicka <jh@suse.cz>
20017
20018 * df-problems.c (df_live_problem_data): Add live_bitmaps.
20019 (df_live_alloc): Initialize problem data and live_osbtacks.
20020 (df_live_finalize): Remove obstack, problem data; do not
20021 clear all bitmaps.
20022 (df_live_top_dump, df_live_bottom_dump): Do not dump old
20023 data when not allocated.
20024 (df_live_verify_solution_start): Do not allocate problem data.
20025 (df_live_verify_solution_end): Check if out is allocated.
20026 (struct df_md_problem_data): New structure.
20027 (df_md_alloc): Allocate problem data.
20028 (df_md_free): Free problem data; do not clear bitmaps.
20029
20030 2010-06-10 Jan Beulich <jbeulich@novell.com>
20031
20032 PR bootstrap/37304
20033 * configure.ac: Replace $() with ${} when intending to expand
20034 variables rather than invoking commands.
20035 * configure: Re-generate.
20036
20037 2010-06-10 Jan Hubicka <jh@suse.cz>
20038
20039 PR rtl-optimization/44460
20040 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
20041 TYPE_NEEDS_CONSTRUCTING sanity check.
20042
20043 2010-06-10 Gerald Pfeifer <gerald@pfeifer.com>
20044
20045 * doc/include/fdl.texi: Move to GFDL version 1.3.
20046
20047 * doc/cpp.texi: Move to GFDL version 1.3.
20048 * doc/gcc.texi: Move to GFDL version 1.3. Fix copyright years.
20049 * doc/gccint.texi: Move to GFDL version 1.3.
20050 * doc/gcov.texi: Move to GFDL version 1.3. Update copyright years.
20051 * doc/install.texi: Move to GFDL version 1.3. Fix copyright years.
20052 * doc/invoke.texi: Move to GFDL version 1.3.
20053
20054 2010-06-09 Jan Hubicka <jh@suse.cz>
20055
20056 * ipa-pure-const.c (propagate_pure_const, propagate_noreturn):
20057 Break out from ...
20058 (propagate) ... here; swap the order.
20059
20060 2010-06-09 Jan Hubicka <jh@suse.cz>
20061
20062 * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit,
20063 bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit,
20064 bitmap_and_into, bitmap_and_compl_into, bitmap_set_range,
20065 bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts.
20066
20067 2010-06-09 Changpeng Fang <changpeng.fang@amd.com>
20068
20069 * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
20070 Do not the gather memory reference in the outer loop if the step
20071 is not a constant.
20072
20073 2010-06-09 Changpeng Fang <changpeng.fang@amd.com>
20074
20075 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) :
20076 Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from
20077 8 to 4. Minor change of the related comments.
20078
20079 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
20080
20081 * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
20082 the scev analysis when the variable is not used outside the loop
20083 in a close phi node: call compute_overall_effect_of_inner_loop.
20084
20085 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
20086
20087 * graphite-sese-to-poly.c (single_pred_cond): Renamed
20088 single_pred_cond_non_loop_exit. Return NULL for loop exit edges.
20089 (build_sese_conditions_before): Renamed call to single_pred_cond.
20090 (build_sese_conditions_after): Same.
20091
20092 2010-06-09 Sebastian Pop <sebastian.pop@amd.com>
20093
20094 * graphite-poly.h: Fix comments and indentation.
20095 * graphite-sese-to-poly.c: Same.
20096 (build_sese_conditions_before): Compute stmt and gbb only when needed.
20097 * tree-chrec.c: Fix comments and indentation.
20098 (tree-ssa-loop-niter.c): Same.
20099
20100 2010-06-09 Eric Botcazou <ebotcazou@adacore.com>
20101
20102 PR rtl-optimization/42461
20103 * dce.c (deletable_insn_p): Return true for const or pure calls again.
20104 * except.c (insn_could_throw_p): Return false if !flag_exceptions.
20105
20106 2010-06-09 Jan Hubicka <jh@suse.cz>
20107
20108 * bitmap.c (bitmap_and): Walk array forward.
20109 (bitmap_and_compl_into): Likewise.
20110 (bitmap_xor): Likewise.
20111 (bitmap_xor_into): Likewise.
20112 (bitmap_equal_p): Likewise.
20113 (bitmap_intersect_p): Likewise.
20114 (bitmap_intersect_compl_p): Likewise.
20115 (bitmap_ior_and_into): Likewise.
20116 (bitmap_elt_copy): Likewise.
20117 (bitmap_and_compl): Likewise.
20118 (bitmap_elt_ior): Likewise.
20119
20120 2010-06-09 Dave Korn <dave.korn.cygwin@gmail.com>
20121
20122 * opts-common.c (prune_options): Ensure replacement argv array
20123 is correctly terminated by a NULL entry.
20124
20125 2010-06-09 Jan Hubicka <jh@suse.cz>
20126
20127 * cgraph.h (varpool_first_static_initializer,
20128 varpool_next_static_initializer): Make checking only when
20129 checking enabled.
20130 * tree-vectorizer.h (vinfo_for_stmt): Remove check.
20131 (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change
20132 gcc_assert to gcc_checking_assert.
20133 * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use,
20134 phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use,
20135 op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use,
20136 op_iter_init_phiuse, op_iter_init_phidef,
20137 array_ref_contains_indirect_ref, ref_contains_array_ref): Use
20138 gcc_checking_assert.
20139 * emit-rtl.h (set_first_insn, set_last_insn): Likewise.
20140 * tree-ssa-live.h (var_to_partition, var_to_partition_to_var,
20141 partition_is_global, live_on_entry, live_on_exit,
20142 live_merge_and_clear): Likewise.
20143 * system.h (gcc_checking_assert): New macro.
20144 * gimple.h (set_bb_seq): Use gcc_checking_assert.
20145
20146 2010-06-09 Jason Merrill <jason@redhat.com>
20147
20148 * Makefile.in (TAGS): Collect tags info from c-family.
20149
20150 2010-06-09 Jan Hubicka <jh@suse.cz>
20151
20152 * gimple.h (gcc_gimple_checking_assert): New macro.
20153 (gimple_set_def_ops, gimple_set_use_ops,
20154 gimple_set_vuse, gimple_set_vdef,
20155 gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op,
20156 gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block,
20157 gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op,
20158 gimple_asm_output_op, gimple_asm_output_op_ptr,
20159 gimple_asm_set_output_op, gimple_asm_clobber_op,
20160 gimple_asm_set_clobber_op, gimple_asm_label_op,
20161 gimple_asm_set_label_op, gimple_try_set_kind,
20162 gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup,
20163 gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index,
20164 gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index,
20165 gimple_omp_for_index_ptr, gimple_omp_for_set_index,
20166 gimple_omp_for_initial, gimple_omp_for_initial_ptr,
20167 gimple_omp_for_set_initial, gimple_omp_for_final,
20168 gimple_omp_for_final_ptr, gimple_omp_for_set_final,
20169 gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr,
20170 gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking
20171 conditional with ENABLE_GIMPLE_CHECKING.
20172 (gimple_phi_set_arg): Likewise; replace memcpy by assignment.
20173
20174 2010-06-09 Sandra Loosemore <sandra@codesourcery.com>
20175
20176 * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function.
20177 (get_computation_cost_at): Use it.
20178 (determine_use_iv_cost_condition): Likewise.
20179 (determine_iv_cost): Likewise.
20180
20181 2010-06-09 Richard Guenther <rguenther@suse.de>
20182
20183 * tree-ssa-loop-niter.c (simplify_replace_tree): Do not
20184 replace constants.
20185
20186 2010-06-09 Kai Tietz <kai.tietz@onevision.com>
20187
20188 * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE.
20189
20190 2010-06-09 Martin Jambor <mjambor@suse.cz>
20191
20192 PR tree-optimization/44423
20193 * tree-sra.c (dump_access): Dump also grp_assignment_read.
20194 (analyze_access_subtree): Pass negative allow_replacements to children
20195 if the current type is scalar.
20196
20197 2010-06-09 Joern Rennecke <joern.rennecke@embecosm.com>
20198
20199 PR testsuite/42843
20200 * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C".
20201 * doc/plugins.texi (Plugin license check): Update information
20202 on type of plugin_is_GPL_compatible.
20203 * Makefile.in (PLUGINCC): Define as $(COMPILER).
20204 (PLUGINCFLAGS): Define as $(COMPILER_FLAGS).
20205
20206 2010-06-09 Bernd Schmidt <bernds@codesourcery.com>
20207
20208 * config/arm/arm.c (thumb2_reorg): New function.
20209 (arm_reorg): Call it.
20210 * config/arm/thumb2.md (define_peephole2 for flag clobbering
20211 arithmetic operations): Delete.
20212
20213 2010-06-09 Edmar Wienskoski <edmar@freescale.com>
20214
20215 PR target/44067
20216 * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for
20217 e500v2 target.
20218
20219 2010-06-09 Joern Rennecke <joern.rennecke@embecosm.com>
20220
20221 PR plugins/44459
20222 * gcc-plugin.h: Encapsulate all declarations in extern "C".
20223
20224 2010-06-08 Jan Hubicka <jh@suse.cz>
20225
20226 * basic-block.h (single_succ_edge, single_pred_edge, ei_container,
20227 ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only.
20228
20229 2010-06-08 Sandra Loosemore <sandra@codesourcery.com>
20230
20231 PR tree-optimization/39874
20232 PR middle-end/28685
20233 * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons):
20234 Declare.
20235 * gimple-fold.c (canonicalize_bool, same_bool_comparison_p,
20236 same_bool_result_p): New.
20237 (and_var_with_comparison, and_var_with_comparison_1,
20238 and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New.
20239 (or_var_with_comparison, or_var_with_comparison_1,
20240 or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New.
20241 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use
20242 maybe_fold_and_comparisons or maybe_fold_or_comparisons instead
20243 of combine_comparisons.
20244 * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise.
20245
20246 2010-06-08 Anatoly Sokolov <aesok@post.ru>
20247
20248 * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
20249 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
20250 * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value,
20251 pdp11_function_value_regno_p): New functions.
20252 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
20253 TARGET_FUNCTION_VALUE_REGNO_P): Define.
20254
20255 2010-06-08 Kazu Hirata <kazu@codesourcery.com>
20256
20257 * config/arm/arm.c (arm_rtx_costs_1): Don't special case for
20258 Thumb-2 in the MINUS case.
20259
20260 2010-06-08 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20261
20262 * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc.
20263
20264 * doc/gty.texi (GTY Options): Document typed GC allocation and
20265 variable_size GTY option.
20266
20267 * ggc-internal.h: New.
20268
20269 * ggc.h: Update copyright year.
20270 (digit_string): Move to stringpool.c.
20271 (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots)
20272 (gt_pch_save_stringpool, gt_pch_fixup_stringpool)
20273 (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object)
20274 (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size)
20275 (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write)
20276 (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read)
20277 (ggc_force_collect, ggc_get_size, ggc_statistics)
20278 (ggc_print_common_statistics): Move to ggc-internal.h.
20279 (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat)
20280 (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW)
20281 (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec)
20282 (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic)
20283 (ggc_min_heapsize_heuristic, ggc_alloc_zone)
20284 (ggc_alloc_zone_pass_stat): Remove.
20285 (ggc_internal_alloc_stat, ggc_internal_alloc)
20286 (ggc_internal_cleared_alloc_stat): New.
20287 (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine.
20288 (ggc_internal_vec_alloc_stat)
20289 (ggc_internal_cleared_vec_alloc_stat)
20290 (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc)
20291 (ggc_alloc_atomic_stat, ggc_alloc_atomic)
20292 (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args)
20293 (ggc_cleared_alloc_ptr_array_two_args): New.
20294 (htab_create_ggc, splay_tree_new_ggc): Redefine.
20295 (ggc_splay_alloc): Change the type of the first argument to
20296 enum gt_types_enum.
20297 (ggc_alloc_string): Make macro.
20298 (ggc_alloc_string_stat): New.
20299 (ggc_strdup): Redefine.
20300 (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally.
20301 (ggc_alloc_rtvec_sized): New.
20302 (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat.
20303 (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat)
20304 (ggc_internal_cleared_alloc_zone_stat)
20305 (ggc_internal_zone_alloc_stat)
20306 (ggc_internal_zone_cleared_alloc_stat)
20307 (ggc_internal_zone_vec_alloc_stat)
20308 (ggc_alloc_zone_rtx_def_stat)
20309 (ggc_alloc_zone_tree_node_stat)
20310 (ggc_alloc_zone_cleared_tree_node_stat)
20311 (ggc_alloc_cleared_gimple_statement_d_stat): New.
20312
20313 * ggc-common.c: Include ggc-internal.h.
20314 (ggc_internal_cleared_alloc_stat): Rename from
20315 ggc_alloc_cleared_stat.
20316 (ggc_realloc_stat): Use ggc_internal_alloc_stat.
20317 (ggc_calloc): Remove.
20318 (ggc_cleared_alloc_htab_ignore_args): New.
20319 (ggc_cleared_alloc_ptr_array_two_args): New.
20320 (ggc_splay_alloc): Add obj_type parameter.
20321 (init_ggc_heuristics): Formatting fixes.
20322
20323 * ggc-none.c: Update copyright year.
20324 (ggc_alloc_stat): Rename to ggc_alloc_stat.
20325 (ggc_alloc_cleared_stat): Rename to
20326 ggc_internal_cleared_alloc_stat.
20327 (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
20328
20329 * ggc-page.c: Update copyright year. Include ggc-internal.h.
20330 Remove references to ggc_alloc in comments.
20331 (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat.
20332 (ggc_alloc_stat): Rename to ggc_internal_alloc_stat.
20333 (new_ggc_zone, destroy_ggc_zone): Remove.
20334 (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
20335
20336 * ggc-zone.c: Include ggc-internal.h. Remove references to
20337 ggc_alloc in comments.
20338 (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat.
20339 (ggc_internal_alloc_zone_pass_stat): New.
20340 (ggc_internal_cleared_alloc_zone_stat): New.
20341 (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat.
20342 (ggc_alloc_stat): Rename ggc_internal_alloc_stat.
20343 (new_ggc_zone, destroy_ggc_zone): Remove.
20344
20345 * stringpool.c: Update copyright year. Include ggc-internal.h
20346 (digit_vector): Make static.
20347 (digit_string): Moved from ggc.h.
20348 (stringpool_ggc_alloc): Use ggc_alloc_atomic.
20349 (ggc_alloc_string): Rename to ggc_alloc_string_stat.
20350
20351 * Makefile.in (GGC_INTERNAL_H): New.
20352 (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add
20353 $(GGC_INTERNAL_H) to dependencies.
20354
20355 * gentype.c: Update copyright year.
20356 (walk_type): Accept variable_size GTY option.
20357 (USED_BY_TYPED_GC_P): New macro.
20358 (write_enum_defn): Use USED_BY_TYPED_GC_P. Do not output
20359 whitespace at the end of strings.
20360 (get_type_specifier, variable_size_p): New functions.
20361 (alloc_quantity, alloc_zone): New enums.
20362 (write_typed_alloc_def): New function.
20363 (write_typed_struct_alloc_def): Likewise.
20364 (write_typed_typed_typedef_alloc_def): Likewise.
20365 (write_typed_alloc_defns): Likewise.
20366 (output_typename, write_splay_tree_allocator_def): Likewise.
20367 (write_splay_tree_allocators): Likewise.
20368 (main): Call write_typed_alloc_defns and
20369 write_splay_tree_allocators.
20370
20371 * lto-streamer.h (lto_file_decl_data_ptr): New.
20372
20373 * passes.c (order): Define using cgraph_node_ptr.
20374
20375 * strinpool.c (struct string_pool_data): Declare nested_ptr using
20376 ht_identifier_ptr.
20377
20378 * gimple.h (union gimple_statement_d): Likewise.
20379
20380 * rtl.h (struct rtx_def): Likewise.
20381 (struct rtvec_def): Likewise.
20382
20383 * tree.h (union tree_node): Likewise.
20384
20385 * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise.
20386
20387 * cfgloop.c (record_loop_exits): Use htab_create_ggc.
20388
20389 * tree-scalar-evolution.c (scev_initialize): Likewise.
20390
20391 * alias.c (record_alias_subset): Update splay_tree_new_ggc call.
20392
20393 * dwarf2asm.c (dw2_force_const_mem): Likewise.
20394
20395 * omp-low.c (lower_omp_critical): Likewise.
20396
20397 * bitmap.h (struct bitmap_head_def): Update comment to not
20398 reference ggc_alloc.
20399
20400 * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC.
20401
20402 * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC.
20403
20404 * ipa-prop.c (duplicate_ggc_array): Rename to
20405 duplicate_ipa_jump_func_array. Use typed GC allocation.
20406 (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array.
20407
20408 * gimple.c (gimple_alloc_stat): Use
20409 ggc_alloc_cleared_gimple_statement_d_stat.
20410
20411 * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def.
20412
20413 * tree.c (make_node_stat): Use
20414 ggc_alloc_zone_cleared_tree_node_stat.
20415 (make_tree_vec_stat): Likewise.
20416 (build_vl_exp_stat): Likewise.
20417 (copy_node_stat): Use ggc_alloc_zone_tree_node_stat.
20418 (make_tree_binfo_stat): Likewise.
20419 (tree_cons_stat): Likewise.
20420
20421 * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat.
20422 (shallow_copy_rtx_stat): Likewise.
20423 (make_node_stat): Likewise.
20424
20425 * lto-symtab.c: Fix comment.
20426
20427 * tree-cfg.c (create_bb): Update comment to not reference
20428 ggc_alloc_cleared.
20429 * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value.
20430
20431 * varpool.c (varpool_node): Use typed GC allocation.
20432 (varpool_extra_name_alias): Likewise.
20433
20434 * varasm.c (emutls_decl): Likewise.
20435 (get_unnamed_section): Likewise.
20436 (get_noswitch_section): Likewise.
20437 (get_section): Likewise.
20438 (get_block_for_section): Likewise.
20439 (build_constant_desc): Likewise.
20440 (create_constant_pool): Likewise.
20441 (force_const_mem): Likewise.
20442
20443 * tree.c (build_vl_exp_stat): Likewise.
20444 (build_real): Likewise.
20445 (build_string): Likewise.
20446 (decl_debug_expr_insert): Likewise.
20447 (decl_value_expr_insert): Likewise.
20448 (type_hash_add): Likewise.
20449 (build_omp_clause): Likewise.
20450
20451 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise.
20452
20453 * tree-ssa.c (init_tree_ssa): Likewise.
20454
20455 * tree-ssa-structalias.c (heapvar_insert): Likewise.
20456
20457 * tree-ssa-operands.c (ssa_operand_alloc): Likewise.
20458
20459 * tree-ssa-loop-niter.c (record_estimate): Likewise.
20460
20461 * tree-ssa-alias.c (get_ptr_info): Likewise.
20462
20463 * tree-scalar-evolution.c (new_scev_info_str): Likewise.
20464
20465 * tree-phinodes.c (allocate_phi_node): Likewise.
20466
20467 * tree-iterator.c (tsi_link_before): Likewise.
20468 (tsi_link_after): Likewise.
20469
20470 * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise.
20471
20472 * tree-dfa.c (create_var_ann): Likewise.
20473
20474 * tree-cfg.c (create_bb): Likewise.
20475
20476 * toplev.c (alloc_for_identifier_to_locale): Likewise.
20477 (general_init): Likewise.
20478
20479 * stringpool.c (stringpool_ggc_alloc): Likewise.
20480 (gt_pch_save_stringpool): Likewise.
20481
20482 * sese.c (if_region_set_false_region): Likewise.
20483
20484 * passes.c (do_per_function_toporder): Likewise.
20485
20486 * optabs.c (set_optab_libfunc): Likewise.
20487 (set_conv_libfunc): Likewise.
20488
20489 * lto-symtab.c (lto_symtab_register_decl): Likewise.
20490
20491 * lto-streamer-in.c (lto_input_eh_catch_list): Likewise.
20492 (input_eh_region): Likewise.
20493 (input_eh_lp): Likewise.
20494 (make_new_block): Likewise.
20495 (unpack_ts_real_cst_value_fields): Likewise.
20496
20497 * lto-section-in.c (lto_new_in_decl_state): Likewise.
20498
20499 * lto-cgraph.c (input_node_opt_summary): Likewise.
20500
20501 * loop-init.c (loop_optimizer_init): Likewise.
20502
20503 * lambda.h (lambda_vector_new): Likewise.
20504
20505 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20506
20507 * ira.c (update_equiv_regs): Likewise.
20508
20509 * ipa.c (cgraph_node_set_new): Likewise.
20510 (cgraph_node_set_add): Likewise.
20511 (varpool_node_set_new): Likewise.
20512 (varpool_node_set_add): Likewise.
20513
20514 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
20515 (duplicate_ipa_jump_func_array): Likewise.
20516 (ipa_read_node_info): Likewise.
20517
20518 * ipa-cp.c (ipcp_create_replace_map): Likewise.
20519
20520 * integrate.c (get_hard_reg_initial_val): Likewise.
20521
20522 * gimple.c (gimple_alloc_stat): Likewise.
20523 (gimple_build_omp_for): Likewise.
20524 (gimple_seq_alloc): Likewise.
20525 (gimple_copy): Likewise.
20526
20527 * gimple-iterator.c (gsi_insert_before_without_update): Likewise.
20528 (gsi_insert_after_without_update): Likewise.
20529
20530 * function.c (add_frame_space): Likewise.
20531 (insert_temp_slot_address): Likewise.
20532 (assign_stack_temp_for_type): Likewise.
20533 (allocate_struct_function): Likewise.
20534 (types_used_by_var_decl_insert): Likewise.
20535
20536 * except.c (init_eh_for_function): Likewise.
20537 (gen_eh_region): Likewise.
20538 (gen_eh_region_catch): Likewise.
20539 (gen_eh_landing_pad): Likewise.
20540 (add_call_site): Likewise.
20541
20542 * emit-rtl.c (get_mem_attrs): Likewise.
20543 (get_reg_attrs): Likewise.
20544 (start_sequence): Likewise.
20545 (init_emit): Likewise.
20546
20547 * dwarf2out.c (new_cfi): Likewise.
20548 (queue_reg_save): Likewise.
20549 (dwarf2out_frame_init): Likewise.
20550 (new_loc_descr): Likewise.
20551 (find_AT_string): Likewise.
20552 (new_die): Likewise.
20553 (add_var_loc_to_decl): Likewise.
20554 (clone_die): Likewise.
20555 (clone_as_declaration): Likewise.
20556 (break_out_comdat_types): Likewise.
20557 (new_loc_list): Likewise.
20558 (loc_descriptor): Likewise.
20559 (add_loc_descr_to_each): Likewise.
20560 (add_const_value_attribute): Likewise.
20561 (tree_add_const_value_attribute): Likewise.
20562 (add_comp_dir_attribute): Likewise.
20563 (add_name_and_src_coords_attributes): Likewise.
20564 (lookup_filename): Likewise.
20565 (store_vcall_insn): Likewise.
20566 (dwarf2out_init): Likewise.
20567
20568 * dbxout.c (dbxout_init): Likewise.
20569
20570 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
20571
20572 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
20573
20574 * config/score/score7.c (score7_output_external): Likewise.
20575
20576 * config/score/score3.c (score3_output_external): Likewise.
20577
20578 * config/s390/s390.c (s390_init_machine_status): Likewise.
20579
20580 * config/rs6000/rs6000.c (builtin_function_type): Likewise.
20581 (rs6000_init_machine_status): Likewise.
20582 (output_toc): Likewise.
20583
20584 * config/pa/pa.c (pa_init_machine_status): Likewise.
20585 (get_deferred_plabel): Likewise.
20586
20587 * config/moxie/moxie.c (moxie_init_machine_status): Likewise.
20588
20589 * config/mmix/mmix.c (mmix_init_machine_status): Likewise.
20590
20591 * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise.
20592
20593 * config/mep/mep.c (mep_init_machine_status): Likewise.
20594 (mep_note_pragma_flag): Likewise.
20595
20596 * config/m32c/m32c.c (m32c_init_machine_status): Likewise.
20597
20598 * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise.
20599
20600 * config/ia64/ia64.c (ia64_init_machine_status): Likewise.
20601
20602 * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
20603 (i386_pe_maybe_record_exported_symbol): Likewise.
20604
20605 * config/i386/i386.c (get_dllimport_decl): Likewise.
20606 (ix86_init_machine_status): Likewise.
20607 (assign_386_stack_local): Likewise.
20608
20609 * config/frv/frv.c (frv_init_machine_status): Likewise.
20610
20611 * config/darwin.c (machopic_indirection_name): Likewise.
20612
20613 * config/cris/cris.c (cris_init_machine_status): Likewise.
20614
20615 * config/bfin/bfin.c (bfin_init_machine_status): Likewise.
20616
20617 * config/avr/avr.c (avr_init_machine_status): Likewise.
20618
20619 * config/arm/arm.c (arm_init_machine_status): Likewise.
20620
20621 * config/alpha/alpha.c (alpha_init_machine_status): Likewise.
20622 (alpha_need_linkage): Likewise.
20623 (alpha_use_linkage): Likewise.
20624
20625 * cgraph.c (cgraph_allocate_node): Likewise.
20626 (cgraph_create_edge_1): Likewise.
20627 (cgraph_create_indirect_edge): Likewise.
20628 (cgraph_add_asm_node): Likewise.
20629
20630 * cfgrtl.c (init_rtl_bb_info): Likewise.
20631
20632 * cfgloop.c (alloc_loop): Likewise.
20633 (rescan_loop_exit): Likewise.
20634
20635 * cfg.c (init_flow): Likewise.
20636 (alloc_block): Likewise.
20637 (unchecked_make_edge): Likewise.
20638
20639 * c-parser.c (c_parse_init): Likewise.
20640 (c_parse_file): Likewise.
20641
20642 * c-decl.c (bind): Likewise.
20643 (record_inline_static): Likewise.
20644 (push_scope): Likewise.
20645 (make_label): Likewise.
20646 (lookup_label_for_goto): Likewise.
20647 (finish_struct): Likewise.
20648 (finish_enum): Likewise.
20649 (c_push_function_context): Likewise.
20650
20651 * bitmap.c (bitmap_element_allocate): Likewise.
20652 (bitmap_gc_alloc_stat): Likewise.
20653
20654 * alias.c (record_alias_subset): Likewise.
20655 (init_alias_analysis): Likewise.
20656
20657 2010-06-08 Shujing Zhao <pearly.zhao@oracle.com>
20658
20659 * fold-const.c (fold_comparison): Remove redundant parenthesis.
20660 * tree-inline.c (expand_call_inline): Pass translated return value of
20661 cgraph_inline_failed_string to diagnostic function.
20662
20663 2010-06-08 Andrew Pinski <pinskia@gmail.com>
20664 Shujing Zhao <pearly.zhao@oracle.com>
20665
20666 PR c/37724
20667 * c-typeck.c (convert_for_assignment): Call pedwarn_init if the
20668 implicit bad conversions is initialization.
20669 (error_init): Use gmsgid instead of msgid for argument name and change
20670 the call for error.
20671 (pedwarn_init): Use gmsgid instead of msgid for argument name and
20672 change the call for pedwarn.
20673 (warning_init): Use gmsgid instead of msgid for argument name and
20674 change the call for warning.
20675
20676 2010-06-07 Nathan Froyd <froydnj@codesourcery.com>
20677
20678 * config/mips/mips-protos.h (mips_print_operand): Delete.
20679 (mips_print_operand_address): Delete.
20680 * config/mips/mips.h (mips_print_operand_punct): Delete.
20681 (PRINT_OPERAND): Delete.
20682 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
20683 (PRINT_OPERAND_ADDRESS): Delete.
20684 * config/mips/mips.c (mips_print_operand_punct): Make static.
20685 (mips_print_operand_address): Make static.
20686 (mips_print_operand): Make static. Call
20687 mips_print_operand_punct_valid_p.
20688 (mips_print_operand_punct_valid_p): New function.
20689 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
20690 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
20691
20692 2010-06-07 Jan Hubicka <jh@suse.cz>
20693
20694 PR middle-end/44454
20695 (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
20696 are allocated.
20697
20698 2010-06-07 Kaz Kojima <kkojima@gcc.gnu.org>
20699
20700 * config/sh/sh.c (sh_build_builtin_va_list): Set tree type
20701 name of RECORD.
20702
20703 2010-06-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20704
20705 * doc/sourcebuild.texi (Effective-Target Keywords, Other
20706 attributes): Document gas.
20707
20708 2010-06-07 Uros Bizjak <ubizjak@gmail.com>
20709
20710 * config/i386/i386.md (*add<mode>_1): Remove alternative 2.
20711 <TYPE_LEA>: Split instruction.
20712 <default>: Remove alternative 2 handling.
20713 (*addsi_1_zext) <TYPE_LEA>: Split instruction.
20714 (add lea splitter): Generate SImode lea for mode sizes <= SImode.
20715 (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate.
20716
20717 (*movsi_1) <TYPE_LEA>: Use %a modifier to output operand 1.
20718 (ashift_zext lea splitter): Use DImode for multiplication.
20719
20720 * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add
20721 to generate addition.
20722
20723 2010-06-07 Joseph Myers <joseph@codesourcery.com>
20724
20725 * common.opt (fira-verbose): Use Var.
20726 (fpcc-struct-return): Use Init instead of VarExists.
20727 * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from
20728 toplev.c.
20729 * flags.h (flag_signed_char, flag_short_enums,
20730 flag_pcc_struct_return, flag_ira_verbose,
20731 flag_detailed_statistics, flag_remove_unreachable_functions): Remove.
20732 * toplev.c (flag_detailed_statistics, flag_signed_char,
20733 flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove.
20734 (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h.
20735 * toplev.h (flag_crossjumping, flag_if_conversion,
20736 flag_if_conversion2, flag_keep_static_consts, flag_peel_loops,
20737 flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer,
20738 flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops,
20739 flag_cprop_registers, time_report, flag_ira_loop_pressure,
20740 flag_ira_coalesce, flag_ira_move_spills,
20741 flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove.
20742
20743 2010-06-07 Jan Hubicka <jh@suse.cz>
20744
20745 * df-core.c (df_analyze_problem): Do verification after allocation.
20746
20747 * df-problems.c (df_lr_problem_data): Add lr_bitmaps.
20748 (df_lr_alloc): Initialize problem data; move bitmaps to
20749 lr_bitmaps obstack.
20750 (df_lr_finalize): Free problem data; do not bother to free bitmaps.
20751 (df_lr_verify_solution_start): Do not initialize problem data;
20752 allocate bitmaps in lr_bitmaps.
20753 (df_lr_verify_solution_end): Do not free problem data.
20754
20755 2010-06-07 Jan Hubicka <jh@suse.cz>
20756
20757 * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check
20758 if caller is noreturn.
20759 * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return
20760 * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function.
20761 * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function.
20762 * ipa-pure-const.c (check_decl): Add IPA parameter.
20763 (state_from_flags): New function.
20764 (better_state, worse_state): New functions.
20765 (check_call): When in IPA mode, do not care about callees.
20766 (check_load, check_store): Update.
20767 (check_ipa_load, check_ipa_store): New.
20768 (check_stmt): When in IPA mode, use IPA checkers.
20769 (analyze_function): Use state_from_flags.
20770 (propagate): Check indirect edges and references.
20771
20772 2010-06-07 Kazu Hirata <kazu@codesourcery.com>
20773
20774 PR rtl-optimization/44404
20775 * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead
20776 of count_occurrences to see if it's safe to modify mem_insn.
20777
20778 2010-06-07 Richard Guenther <rguenther@suse.de>
20779
20780 * gimplify.c (gimplify_cleanup_point_expr): For empty body
20781 and EH-only cleanup drop the cleanup instead of inserting it
20782 unconditionally.
20783
20784 2010-06-07 Ira Rosen <irar@il.ibm.com>
20785
20786 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update
20787 documentation.
20788 * targhooks.c (default_builtin_vectorization_cost): New function.
20789 * targhooks.h (default_builtin_vectorization_cost): Declare.
20790 * target.h (enum vect_cost_for_stmt): Define.
20791 (builtin_vectorization_cost): Change argument and comment.
20792 * tree-vectorizer.h: Remove cost model macros.
20793 * tree-vect-loop.c: Include target.h.
20794 (vect_get_cost): New function.
20795 (vect_estimate_min_profitable_iters): Replace cost model macros with
20796 calls to vect_get_cost.
20797 (vect_model_reduction_cost, vect_model_induction_cost): Likewise.
20798 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add
20799 default implementation.
20800 * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with
20801 calls to target hook builtin_vectorization_cost.
20802 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
20803 Likewise.
20804 * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H.
20805 * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new
20806 implementation to return costs.
20807 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
20808 * config/spu/spu.h: Remove vectorizer cost model macros.
20809 * config/i386/i386.h: Likewise.
20810 * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with
20811 a call to target hook builtin_vectorization_cost.
20812
20813 2010-06-06 Sriraman Tallam <tmsriram@google.com>
20814
20815 PR target/44319
20816 * config/i386/i386.c (override_options): Turn zee pass on for level 2
20817 and above and defer till target is known.
20818 (optimization_options): Turn on zee pass if TARGET_64BIT is set and
20819 turn off otherwise.
20820
20821 2010-05-25 Jan Hubicka <jh@suse.cz>
20822
20823 * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap.
20824 (df_compact_blocks): Likewise.
20825 * df.h (struct df): Turn hardware_regs_used,
20826 regular_block_artificial_uses, eh_block_artificial_uses,
20827 insns_to_delete, insns_to_rescan, insns_to_notes_rescan into
20828 bitmap_head.
20829 * df-problems.c (df_lr_local_compute, df_lr_confluence_0,
20830 df_byte_lr_alloc, df_simulate_fixup_sets): Update.
20831 * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump,
20832 df_scan_blocks, df_insn_delete, df_insn_rescan,
20833 df_insn_rescan_debug_internal, df_insn_rescan_all,
20834 df_process_deferred_rescans, df_process_deferred_rescans,
20835 df_notes_rescan, df_get_call_refs, df_get_call_refs,
20836 regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect,
20837 df_record_entry_block_defs, df_record_exit_block_uses,
20838 df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify,
20839 df_scan_verify): Update.
20840
20841 2010-05-25 Dodji Seketeli <dodji@redhat.com>
20842
20843 PR c++/44188
20844 * c-common.c (is_typedef_decl): Move this definition ...
20845 * tree.c (is_typedef_decl): ... here.
20846 (typdef_variant_p): Move definition here from cp/tree.c.
20847 * c-common.h (is_typedef_decl): Move this declaration ...
20848 * tree.h (is_typedef_decl): ... here.
20849 (typedef_variant_p): Move declaration here from cp/cp-tree.h
20850 * dwarf2out.c (is_naming_typedef_decl): New function.
20851 (gen_tagged_type_die): Split out of ...
20852 (gen_type_die_with_usage): ... this function. When an anonymous
20853 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
20854 is emitted for the typedef.
20855 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
20856 anonymous tagged types.
20857
20858 2010-06-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
20859
20860 PR c/20000
20861 * c-decl.c (grokdeclarator): Delete warning.
20862
20863 2010-06-06 Eric Botcazou <ebotcazou@adacore.com>
20864
20865 * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the
20866 newly built CALL_EXPR.
20867 * tree-profile.c (tree_profiling): Don't profile functions produced
20868 for built-in stuff.
20869
20870 2010-06-06 Segher Boessenkool <segher@kernel.crashing.org>
20871
20872 PR bootstrap/44427
20873 PR bootstrap/44428
20874 * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros
20875 endianness-independent.
20876
20877 2010-06-05 Steven Bosscher <steven@gcc.gnu.org>
20878
20879 * c-common.c: Move to c-family/.
20880 * c-common.def: Likewise.
20881 * c-common.h: Likewise.
20882 * c-cppbuiltin.c: Likewise.
20883 * c-dump.c: Likewise.
20884 * c-format.c: Likewise.
20885 * c-format.h : Likewise.
20886 * c-gimplify.c: Likewise.
20887 * c-lex.c: Likewise.
20888 * c-omp.c: Likewise.
20889 * c.opt: Likewise.
20890 * c-opts.c: Likewise.
20891 * c-pch.c: Likewise.
20892 * c-ppoutput.c: Likewise.
20893 * c-pragma.c: Likewise.
20894 * c-pragma.h: Likewise.
20895 * c-pretty-print.c: Likewise.
20896 * c-pretty-print.h: Likewise.
20897 * c-semantics.c: Likewise.
20898 * stub-objc.c: Likewise.
20899
20900 * gengtype.c (get_file_langdir): Special-case files in c-family/.
20901 (get_output_file_with_visibility): Fix name for c-common.h.
20902 * c-config-lang.in: Update paths in gtfiles for files in c-family/.
20903
20904 * c-tree.h: Update include path for moved files.
20905 * c-lang.c: Likewise.
20906 * c-lang.h: Likewise.
20907 * c-parser.c: Likewise.
20908 * c-convert.c: Likewise.
20909 * c-decl.c: Likewise.
20910 * c-objc-common.c: Likewise.
20911 * configure.ac: Make sure c-family/ exists in the build directory.
20912 * configure: Regenerate.
20913 * Makefile.in: Update paths for moved files. Regroup files per
20914 location and update dependencies. Move generated_files down after
20915 ALL_GTFILES_H.
20916
20917 * config/spu/spu-c.c: Update paths for moved files.
20918 * config/mep/mep-pragma.c: Likewise.
20919 * config/darwin-c.c: Likewise.
20920 * config/i386/msformat-c.c: Likewise.
20921 * config/i386/i386-c.c: Likewise.
20922 * config/avr/avr-c.c: Likewise.
20923 * config/sol2-c.c: Likewise.
20924 * config/ia64/ia64-c.c: Likewise.
20925 * config/rs6000/rs6000-c.c: Likewise.
20926 * config/arm/arm.c: Likewise.
20927 * config/arm/arm-c.c: Likewise.
20928 * config/h8300/h8300.c: Likewise.
20929 * config/v850/v850-c.c: Likewise.
20930
20931 * config/t-darwin: Fix dependencies for moved files.
20932 * config/t-sol2: Fix dependencies for moved files.
20933 * config/mep/t-mep: Fix dependencies for moved files.
20934 * config/ia64/t-ia64: Fix dependencies for moved files.
20935 * config/rs6000/t-rs6000: Fix dependencies for moved files.
20936 * config/v850/t-v850: Fix dependencies for moved files.
20937 * config/v850/t-v850e: Fix dependencies for moved files.
20938
20939 * config/m32c/m32c-pragma.c
20940
20941 * po/exgettext: Look in c-family/ also.
20942
20943 2010-06-05 Eric Botcazou <ebotcazou@adacore.com>
20944
20945 * tree-ssa-dce.c (mark_last_stmt_necessary): New function.
20946 (mark_control_dependent_edges_necessary): Call it instead of marking
20947 the last statement manually.
20948 (propagate_necessity): Likewise.
20949
20950 2010-06-05 Jan Hubicka <jh@suse.cz>
20951
20952 * basic-block.h (compute_dominance_frontiers): Updated.
20953 (compute_idf): Likewise.
20954
20955 * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads
20956 for dominance frontiers.
20957 (rewrite_into_ssa): Update for bitmap heads in dominance frontiers.
20958 (insert_updated_phi_nodes_for): Likewise.
20959 (update_ssa): Likewise.
20960 * cfganal.c (compute_dominance_frontiers_1): Likewise.
20961 (compute_dominance_frontiers): Likewise.
20962 (compute_idf): Likewise.
20963 * df-problems.c (df_md_local_compute): Likewise.
20964
20965 2010-06-05 Anatoly Sokolov <aesok@post.ru>
20966
20967 * target.h (struct gcc_target): Add memory_move_cost field.
20968 * target-def.h (TARGET_MEMORY_MOVE_COST): New.
20969 (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST.
20970 * targhooks.c (default_memory_move_cost): New function.
20971 * targhooks.h (default_memory_move_cost): Declare function.
20972 * reload.h (memory_move_cost): Declare.
20973 (memory_move_secondary_cost): Change type of 'in' argument to bool.
20974 * reginfo.c (memory_move_cost): New function.
20975 (memory_move_secondary_cost): Change type of 'in' argument to bool.
20976 * ira.h (ira_memory_move_cost): Update comment.
20977 * ira.c (ira_memory_move_cost): Update comment.
20978 (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST
20979 with memory_move_cost.
20980 * postreload.c (reload_cse_simplify_set): (Ditto.).
20981 * reload1.c (choose_reload_regs): (Ditto.).
20982 * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New.
20983 (MEMORY_MOVE_COST): Revise documentation.
20984
20985 * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
20986 * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
20987 * config/i386/i386.h (ix86_memory_move_cost): Make static. Change
20988 type of 'in' argument to bool.
20989 (TARGET_MEMORY_MOVE_COST): Define.
20990
20991 2010-06-05 Jan Hubicka <jh@suse.cz>
20992
20993 * ipa-pure-const.c (propagate): Fix typo in handling of functions
20994 that cannot return. Be more careful when merging the results with
20995 previously known ones.
20996
20997 2010-06-05 Matthias Klose <doko@ubuntu.com>
20998
20999 * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
21000 function to add the -iplugindir option.
21001 (find_plugindir_spec_function): Add new declaration and function.
21002 (static_spec_func): Use it for "find-plugindir".
21003
21004 2010-06-05 Jakub Jelinek <jakub@redhat.com>
21005
21006 PR c++/44361
21007 * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
21008 * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
21009 statement expression.
21010
21011 2010-06-05 Jan Hubicka <jh@suse.cz>
21012
21013 * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
21014 (df_rd_problem_data): Convert sparse_invalidated_by_call,
21015 dense_invalidated_by_call to bitmap head.
21016 (df_rd_alloc, df_rd_bb_local_compute_process_def,
21017 df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
21018 df_rd_start_dump, df_lr_verify_transfer_functions,
21019 df_live_verify_transfer_functions, df_chain_create_bb,
21020 df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
21021 df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
21022 df_simulate_one_insn_forwards, df_md_alloc,
21023 df_md_bb_local_compute_process_def,
21024 df_md_bb_local_compute_process_def, df_md_local_compute,
21025 df_md_transfer_function df_md_free): Update.
21026
21027 2010-06-05 Joseph Myers <joseph@codesourcery.com>
21028
21029 PR c/44322
21030 * c-typeck.c (build_unary_op): Merge qualifiers into pointer
21031 target type for ADDR_EXPR; require no changes to qualifiers except
21032 for function types.
21033 * c-tree.h (c_build_type_variant): Remove.
21034
21035 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
21036
21037 * genautomata.c (get_excl_set): Do work per element, not per char.
21038 (check_presence_pattern_sets): Similar.
21039 (check_absence_pattern_sets): Similar.
21040
21041 2010-06-05 Segher Boessenkool <segher@kernel.crashing.org>
21042
21043 * genautomata.c (curr_state_pass_num): Delete.
21044 (min_issue_delay_pass_states): Delete.
21045 (min_issue_delay): Delete.
21046 (initiate_min_issue_delay_pass_states): Delete.
21047 (output_min_issue_delay_table): Compute min_issue_delay_vect
21048 using a breadth-first search variant.
21049 (output_tables): Don't call initiate_min_issue_delay_pass_states.
21050
21051 2010-06-04 H.J. Lu <hongjiu.lu@intel.com>
21052
21053 PR boostrap/44421
21054 * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps.
21055 (df_byte_lr_bb_local_compute): Likewise.
21056
21057 2010-06-03 Jason Merrill <jason@redhat.com>
21058
21059 Implement noexcept operator (5.3.7)
21060 * c-common.c (c_common_reswords): Add noexcept.
21061 * c-common.h (enum rid): Add RID_NOEXCEPT.
21062
21063 2010-06-04 Joseph Myers <joseph@codesourcery.com>
21064
21065 * config/darwin-driver.c (darwin_default_min_version): Use
21066 GCC-specific formats in diagnostics.
21067 * cppspec.c (lang_specific_driver): Use GCC-specific formats in
21068 diagnostics.
21069 * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
21070 execute, process_command, end_going_arg, do_self_spec, do_spec_1,
21071 eval_spec_function, handle_braces, process_brace_body, main,
21072 perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
21073 getenv_spec_function, compare_version_strings,
21074 version_compare_spec_function): Use GCC-specific formats in
21075 diagnostics.
21076
21077 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
21078
21079 * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
21080 that operand 0 and operand 1 are equal.
21081 (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
21082 (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
21083 and operand 1 are equal.
21084 <default>: Ditto. Remove ??? comment.
21085 (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
21086 and operand 1 are equal.
21087 <default>: Ditto. Remove ??? comment.
21088 (*adddi_4) <default>: Remove assert that operand 0 and operand 1
21089 are equal.
21090 (*add<mode>_4) <default>: Ditto.
21091 (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.
21092
21093 2010-06-04 Nathan Froyd <froydnj@codesourcery.com>
21094
21095 * config/i386/i386-protos.h (ix86_print_operand): Declare.
21096 * config/i386/i386.c (ix86_print_operand): Make non-static.
21097 * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
21098 * output.h (output_operand): Declare.
21099 * final.c (output_operand): Make non-static.
21100
21101 2010-06-04 Alexandre Oliva <aoliva@redhat.com>
21102
21103 PR rtl-optimization/44013
21104 * sched-deps.c (add_dependence_list_and_free): Don't free lists
21105 when processing debug insns.
21106
21107 PR debug/41371
21108 * var-tracking.c (find_loc_in_1pdv): Mark initial value before
21109 recursing. Check that recursion is bounded. Rename inner var
21110 to avoid hiding incoming argument.
21111
21112 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
21113
21114 * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
21115 operands[2] == 255.
21116 (*addqi_3): Ditto.
21117 (*addqi_4): Ditto.
21118 (*addqi_5): Ditto.
21119 (*addqi_ext_1_rex64): Ditto.
21120 (*addqi_ext_1): Ditto.
21121
21122 (*addqi_4): Check for incdec_operand in QImode.
21123
21124 (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
21125 using SWI mode iterator.
21126 (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
21127 (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
21128 mode iterator.
21129 (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
21130 using SWI mode iterator.
21131
21132 2010-06-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
21133
21134 PR c/25880
21135 * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
21136 * c-format.c (gcc_diag_flag_specs): Add hash.
21137 (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
21138 (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
21139 * c-pretty-print.c (pp_c_cv_qualifier): Rename as
21140 pp_c_cv_qualifiers. Handle qualifiers spelling here.
21141 (pp_c_type_qualifier_list): Call the function above.
21142 * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
21143 * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
21144 (WARN_FOR_QUALIFIERS): New macro.
21145 (convert_for_assignment): Use it.
21146
21147 2010-06-04 Kai Tietz <kai.tietz@onevision.com>
21148
21149 * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.
21150
21151 2010-06-04 Jan Hubicka <jh@suse.cz>
21152
21153 * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
21154 df_byte_lr_bb_info): Embedd bitmap_head into the structure.
21155 (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
21156 DF_BYTE_LR_OUT): Update for embedded bitmaps.
21157 * fwprop.c (single_def_use_enter_block): Likewise.
21158 * ddg.c (create_ddg_dep_from_intra_loop_link,
21159 add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
21160 * loop-iv.c (latch_dominating_def): Likewise.
21161 * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
21162 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
21163 df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
21164 df_rd_transfer_function, df_rd_top_dump,
21165 df_rd_bottom_dump): Update.
21166 (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
21167 df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
21168 df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
21169 df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
21170 df_lr_verify_solution_start, df_lr_verify_solution_end,
21171 df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
21172 df_live_free_bb_info, df_live_alloc, df_live_reset,
21173 df_live_bb_local_compute, df_live_init, df_live_transfer_function,
21174 df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
21175 df_live_verify_solution_start, df_live_verify_solution_end,
21176 df_live_verify_transfer_functions, df_chain_create_bb,
21177 df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
21178 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
21179 df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
21180 df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
21181 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21182 df_byte_lr_transfer_function, df_byte_lr_top_dump,
21183 df_byte_lr_bottom_dump, df_create_unused_note,
21184 df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
21185 df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
21186 df_md_transfer_function, df_md_init, df_md_confluence_0,
21187 df_md_confluence_n,
21188 df_md_top_dump, df_md_bottom_dump): Update.
21189 (struct df_lr_problem_data): Embedd bitmap headers.
21190
21191 2010-06-04 Jan Hubicka <jh@suse.cz>
21192
21193 * dce.c (dce_process_block): Do not re-scan already marked
21194 instructions.
21195
21196 2010-06-04 Bernd Schmidt <bernds@codesourcery.com>
21197
21198 PR rtl-optimization/39871
21199 PR rtl-optimization/40615
21200 PR rtl-optimization/42500
21201 PR rtl-optimization/42502
21202 * ira.c (init_reg_equiv_memory_loc: New function.
21203 (ira): Call it twice.
21204 * reload.h (calculate_elim_costs_all_insns): Declare.
21205 * ira-costs.c: Include "reload.h".
21206 (regno_equiv_gains): New static variable.
21207 (init_costs): Allocate it.
21208 (finish_costs): Free it.
21209 (ira_costs): Call calculate_elim_costs_all_insns.
21210 (find_costs_and_classes): Take estimated elimination costs
21211 into account.
21212 (ira_adjust_equiv_reg_cost): New function.
21213 * ira.h (ira_adjust_equiv_reg_cost): Declare it.
21214 * reload1.c (init_eliminable_invariants, free_reg_equiv,
21215 elimination_costs_in_insn, note_reg_elim_costly): New static functions.
21216 (elim_bb): New static variable.
21217 (reload): Move code out of here into init_eliminable_invariants and
21218 free_reg_equiv. Call them.
21219 (calculate_elim_costs_all_insns): New function.
21220 (eliminate_regs_1): Declare. Add extra arg FOR_COSTS;
21221 all callers changed. If FOR_COSTS is true, don't call alter_reg,
21222 but call note_reg_elim_costly if we turned a valid memory address
21223 into an invalid one.
21224 * Makefile.in (ira-costs.o): Depend on reload.h.
21225
21226 2010-06-04 Julian Brown <julian@codesourcery.com>
21227
21228 * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
21229 for pool ranges.
21230
21231 2010-06-04 Richard Guenther <rguenther@suse.de>
21232
21233 PR lto/41584
21234 * cgraph.h (struct varpool_node): Add lto_file_data field.
21235 * lto-cgraph.c (input_varpool_node): Initialize it.
21236
21237 2010-06-04 Uros Bizjak <ubizjak@gmail.com>
21238
21239 * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
21240 * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
21241 predicate in "type" attribute calculation.
21242 (*addsi_1_zext): Ditto.
21243 (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
21244 (*addsi_2_zext): Ditto.
21245 (*add<mode>_3): Ditto.
21246 (*addsi_3_zext): Ditto.
21247 (*add<mode>_5): Ditto.
21248
21249 2010-06-03 Jan Hubicka <jh@suse.cz>
21250
21251 * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
21252 of bitmap_bit_p.
21253 * cfganal.c (compute_dominance_frontiers_1): Likewise.
21254
21255 2010-06-03 Jan Hubicka <jh@suse.cz>
21256
21257 * df-problems.c (df_create_unused_note, df_note_bb_compute):
21258 micro-optimize the checks when to add new note.
21259
21260 2010-06-03 Nathan Froyd <froydnj@codesourcery.com>
21261
21262 * final.c (output_asm_insn): Call
21263 targetm.asm_out.print_operand_punct_valid_p. Update comments.
21264 (output_operand): Call targetm.asm_out.print_operand. Update comments.
21265 (output_address): Call targetm.asm_out.print_operand_address.
21266 Update comments.
21267 * target.h (struct gcc_target): Add print_operand,
21268 print_operand_address, and print_operand_punct_valid_p fields.
21269 * targhooks.h (default_print_operand): Declare.
21270 (default_print_operand_address): Declare.
21271 (default_print_operand_punct_valid_p): Declare.
21272 * targhooks.c (default_print_operand): Define.
21273 (default_print_operand_address): Define.
21274 (default_print_operand_punct_valid_p): Define.
21275 * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
21276 (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
21277 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
21278 (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
21279 TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
21280 * vmsdbgout.c (addr_const_to_string): Update comment.
21281 * config/i386/i386.c (print_operand): Rename to...
21282 (ix86_print_operand): ...this. Make static.
21283 (print_operand_address): Rename to...
21284 (ix86_print_operand_address): ...this. Make static. Call
21285 ix86_print_operand instead of PRINT_OPERAND.
21286 (ix86_print_operand_punct_valid_p): New function.
21287 (TARGET_PRINT_OPERAND): Define.
21288 (TARGET_PRINT_OPERAND_ADDRESS): Define.
21289 (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
21290 * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
21291 (PRINT_OPERAND_PUNCT_VALID_P): Delete.
21292 (PRINT_OPERAND): Delete.
21293 (PRINT_OPERAND_ADDRESS): Delete.
21294 * config/i386/i386-protos.h (print_operand): Delete prototype.
21295 (print_operand_address): Delete prototype.
21296
21297 2010-06-03 Richard Guenther <rguenther@suse.de>
21298
21299 PR tree-optimization/44403
21300 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
21301 Preserve pointer qualifiers.
21302 (vect_create_data_ref_ptr): Likewise.
21303
21304 2010-06-03 H.J. Lu <hongjiu.lu@intel.com>
21305
21306 PR c++/44294
21307 * defaults.h (MAX_FIXED_MODE_SIZE): New.
21308
21309 * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.
21310
21311 2010-06-03 Jakub Jelinek <jakub@redhat.com>
21312
21313 PR debug/44375
21314 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
21315 return false if merging the bbs would lead to goto_locus
21316 location being lost from the IL.
21317
21318 2010-06-03 Jan Hubicka <jh@suse.cz>
21319 Jakub Jelinek <jakub@redhat.com>
21320
21321 * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
21322 set->regs[i] is NULL or has just one entry.
21323
21324 2010-06-03 Jan Hubicka <jh@suse.cz>
21325
21326 * lto-cgraph.c (lto_varpool_encoder_size): Remove.
21327 * lto-streamer.h (lto_varpool_encoder_size): New inline function.
21328
21329 2010-06-03 Paul Brook <paul@codesourcery.com>
21330
21331 * config/arm/arm.c (FL_TUNE): Define.
21332 (arm_default_cpu, arm_cpu_select): Remove.
21333 (all_cores): Populate core field.
21334 (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
21335 (arm_find_cpu): New function.
21336 (arm_handle_option): Lookup cpu/architecture names.
21337 (arm_override_options): Cleanup mcpu/march/mtune handling.
21338 (arm_file_start): Ditto.
21339
21340 2010-06-03 Alan Modra <amodra@gmail.com>
21341
21342 PR target/44169
21343 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
21344 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
21345 rtx to gen_load_toc_v4_PIC_1b. Tidy.
21346 (rs6000_emit_load_toc_table): Likewise.
21347
21348 2010-06-02 Jan Hubicka <jh@suse.cz>
21349
21350 * passes.c (init_optimization_passes): Put ipa reference
21351 after ipa pure-const.
21352
21353 2010-06-02 Jan Hubicka <jh@suse.cz>
21354
21355 * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
21356 calls_read_all and calls_write_all.
21357 (get_reference_optimization_summary): Fix formatting.
21358 (is_proper_for_analysis): Check that decl is not readonly.
21359 (propagate_bits): Check CONST/PURE/noreturn flags.
21360 (ipa_init): Move all_module_statics to optimization_summary_obstack.
21361 (analyze_function): Ignore indirect edges.
21362 (copy_global_bitmap): For all module statics, do nothing.
21363 (generate_summary): Do not print calls_read_all/calls_write_all.
21364 (read_write_all_from_decl): Take node as argument; check
21365 cgraph_node_cannot_return.
21366 (propagate): Reorganize read_all/write_all computation;
21367 check indirect edges; check ecf flags; use all_module_statics
21368 in the results; do not free all_module_statics.
21369 (stream_out_bitmap): Handle all_module_statics.
21370 (ipa_reference_write_optimization_summary): Likewise; use
21371 varpool/cgraph encoders to get boundaries.
21372 (ipa_reference_read_optimization_summary): Read in all_module_statics;
21373 use it when possible.
21374
21375 2010-06-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21376
21377 PR target/44218
21378 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
21379 -mswdiv option. Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.
21380
21381 * doc/extend.texi (powerpc builtins): Document vec_recip,
21382 vec_rsqrt, vec_rsqrte altivec/vsx builtins.
21383
21384 * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
21385 (rs6000_emit_swrsqrt): Ditto.
21386 (rs6000_emit_swdivsf): Delete.
21387 (rs6000_emit_swdivdf): Ditto.
21388 (rs6000_emit_swrsqrtsf): Ditto.
21389
21390 * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
21391 describe the reciprocal estimate support for each type.
21392 (recip_options): Map -mrecip=<opt> into option bits.
21393 (gen_2arg_fn_t): New typedef for binary rtx gen function.
21394 (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
21395 reciprocal estimate instructions.
21396 (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
21397 debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
21398 Set up rs6000_recip_bits based on the -mrecip* options. Print the
21399 cost information if -mdebug=cost or -mdebug=reg.
21400 (rs6000_override_options): Set -mrecip-precision for power6, and
21401 power7 machines. If -mvsx or -mdfp, enable various options that
21402 came in previous instruction set ISAs, unless the option was
21403 explicitly disabled by the command line option. Parse
21404 -mrecip=<opt> options.
21405 (rs6000_builtin_vectorized_function): Add support for vectorizing
21406 the reciprocal estimate builtins and expansions.
21407 (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
21408 (bdesc_2arg): Add reciprocal estimate builtins.
21409 (bdesc_1arg): Add reciprocal square root estimate builtins.
21410 (rs6000_expand_builtin): Rewrite to use a switch statement,
21411 instead of multiple if/then/elses. Add reciprocal estimate builtins.
21412 (rs6000_init_builtins): Create declarations for reciprocal
21413 estimate builtins.
21414 (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
21415 sized, prefer traditional floating point registers, if integer
21416 vector types, prefer altivec registers. Don't actually look at
21417 the memory address any more.
21418 (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
21419 builtins.
21420 (rs6000_load_constant_and_splat): New helper function to load up
21421 the constant for reciprocal estimate instructions.
21422 (rs6000_emit_madd): New helper function for generating
21423 multiply/add type instructions, based on the current switches.
21424 (rs6000_emit_msub): Ditto.
21425 (rs6000_emit_mnsub): Ditto.
21426 (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
21427 replace a divide with a reciprocal estimate and fixup, adding
21428 support for machines with high precision and vectors.
21429 (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
21430 low precision machines.
21431 (rs6000_emit_swdiv): New common function to be called to replace a
21432 division with reciprocal estimate and fixup.
21433 (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support
21434 for double and vector types. Add support for high precision machines.
21435
21436 * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
21437 the reciprocal estimate instructions can be generated.
21438 (TARGET_FRE): Ditto.
21439 (TARGET_FRSQRTES): Ditto.
21440 (TARGET_FRSQRTE): Ditto.
21441 (RS6000_RECIP_*): New macros for reciprocal estimate support.
21442
21443 * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
21444 square root estimate on vectors.
21445 (re<mode>2): New insn for reciprocal division estimate on vectors.
21446
21447 * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
21448 New builtin.
21449 (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
21450 (ALTIVEC_BUITLIN_VEC_RE): Ditto.
21451 (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
21452 (VSX_BUILTIN_RSQRT_V4SF): Ditto.
21453 (VSX_BUITLIN_RSQRT_V2DF): Ditto.
21454 (RS6000_BUILTIN_RSQRT): Ditto.
21455 (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a
21456 floating point builtin.
21457
21458 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21459 macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__,
21460 __RECIP_PRECISION__ based on the command line switches.
21461 (altivec_overloaded_builtins): Add reciprocal estimate builtins.
21462
21463 * config/rs6000/rs6000.opt (-mrecip): Document add support for
21464 replacing division instructions with reciprocal estimate and fixup.
21465 (-mrecip=<opt>): New option.
21466 (-mrecip-precision): Ditto.
21467
21468 * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete.
21469 (vsx_rsqrte<mode>2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE.
21470 (vsx_copysignsf3): If -mvsx, use double precision cpsign on single
21471 precision scalar.
21472
21473 * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete.
21474 (UNSPEC_VREFP): Ditto.
21475 (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX
21476 conterparts with regard to support of -mno-fused-madd and -ffast-math.
21477 (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector
21478 reciprocal estimate instructions to be generated.
21479 (altivec_vrefp): Ditto.
21480
21481 * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal
21482 estimate support.
21483 (rreg): New mode attribute for reciprocal estimate support.
21484 (recip<mode>3): New insn for division using reciprocal estimate
21485 and fixup builtins.
21486 (divide define_split): New define_split to convert floating point
21487 division to use reciprocal estimate if the user used the
21488 appropriate options and the split is run when we can add new
21489 pseudo registers for the fixup.
21490 (rsqrt<mode>2): New insn for reciprocal square root support.
21491 (recipsf3): Move into recip<mode>3.
21492 (recipdf3): Ditto.
21493 (fres): Use TARGET_FRES.
21494 (rsqrtsf2): Move into rsqrt<mode>2.
21495 (rsqrtsf_internal1): Use TARGET_FRSQRTSES.
21496 (copysignsf3): Add support for VSX.
21497 (fred): Use TARGET_FRE.
21498 (fred_fpr): Ditto.
21499 (rsqrtdf_internal1): New function for frsqrte instruciton.
21500
21501 * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin.
21502 (vec_rsqrt): Ditto.
21503
21504 2010-06-03 Richard Guenther <rguenther@suse.de>
21505
21506 PR middle-end/44291
21507 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE.
21508 (set_user_assembler_libfunc): Likewise.
21509
21510 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
21511
21512 * mkconfig.sh: Include insn-flags.h and insn-constants.h before
21513 defaults.h.
21514 * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS
21515 to defaults.h
21516 * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO,
21517 DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING,
21518 FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE,
21519 STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN,
21520 STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP,
21521 STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT,
21522 STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE,
21523 STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h.
21524 * defaults.h: Updated for above mentioned changes.
21525
21526 2010-06-02 Kai Tietz <kai.tietz@onevision.com>
21527
21528 * c-common.c: Remove header include of tm_p.h.
21529 * Makefile.in (c-common.o): Remove TM_P_H dependency.
21530
21531 2010-06-02 Jakub Jelinek <jakub@redhat.com>
21532
21533 * tree.h (struct tree_decl_map): New type.
21534 (tree_decl_map_eq, tree_decl_map_marked_p): Define.
21535 (tree_decl_map_hash): New prototype.
21536 (debug_expr_for_decl, value_expr_for_decl): Change into
21537 tree_decl_map hashtab from tree_map.
21538 (init_ttree): Adjust initialization.
21539 (tree_decl_map_hash): New function.
21540 (decl_debug_expr_lookup, decl_debug_expr_insert,
21541 decl_value_expr_lookup, decl_value_expr_insert): Adjust.
21542
21543 2010-06-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21544
21545 * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
21546 linker emulations.
21547 * configure: Regenerate.
21548 * config.in: Regenerate.
21549
21550 * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
21551 (X86_64_EMULATION): Define.
21552 (TARGET_LD_EMULATION): Use them.
21553
21554 * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
21555 (SPARC64_EMULATION): Define.
21556 (LINK_ARCH_SPEC): Use them.
21557
21558 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
21559
21560 * graphite-clast-to-gimple.c (gcc_type_for_interval): Use
21561 smallest_mode_for_size for computing the precision types of new
21562 graphite IVs. Do not call lang_hooks.types.type_for_size.
21563
21564 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
21565
21566 * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG
21567 information.
21568 (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information.
21569
21570 2010-06-02 Sebastian Pop <sebastian.pop@amd.com>
21571
21572 PR middle-end/44363
21573 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable,
21574 return false instead.
21575
21576 2010-06-02 Jan Hubicka <jh@suse.cz>
21577
21578 PR middle-end/44295
21579 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not
21580 create new cgraph node to check callee.
21581
21582 2010-06-02 Richard Guenther <rguenther@suse.de>
21583
21584 * lto-streamer-in.c (input_gimple_stmt): Fix typo.
21585
21586 2010-06-02 Richard Guenther <rguenther@suse.de>
21587
21588 * lto-wrapper.c (lto_wrapper_exit): Rename to ...
21589 (lto_wrapper_cleanup): ... this. Do not exit.
21590 (fatal): Adjust. Exit here.
21591 (fatal_perror): Likewise.
21592 (fatal_signal): New function.
21593 (main): Set up signal handlers to cleanup temporary files.
21594 * Makefile.in (lto-wrapper.o): Adjust dependencies.
21595
21596 2010-06-02 Richard Guenther <rguenther@suse.de>
21597
21598 PR tree-optimization/44377
21599 * tree-ssa-structalias.c (find_func_aliases): Fix typo.
21600
21601 2010-06-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
21602
21603 * config/s390/2097.md (z10_fhex): Remove insn reservation.
21604 * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
21605 (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
21606 *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
21607 instruction.
21608 * config/s390/s390.c: Don't accept fp zeros as valid constants anymore.
21609
21610 2010-06-02 Jan Hubicka <jh@suse.cz>
21611
21612 * bitmap.c (bitmap_descriptor): Add search_iter.
21613 (bitmap_find_bit): Increment it.
21614 (print_statistics): Print it.
21615
21616 2010-06-02 Nathan Froyd <froydnj@codesourcery.com>
21617
21618 * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call
21619 instead of gimple_build_call_vec. Delete unnecessary local variable.
21620
21621 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
21622
21623 * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling"
21624 change from yesterday.
21625
21626 2010-06-02 Steven Bosscher <steven@gcc.gnu.org>
21627
21628 * c-ada-spec.c: Clean up redundant includes.
21629
21630 2010-06-01 Steven Bosscher <steven@gcc.gnu.org>
21631
21632 * gimplify.c: Do not include except.h and optabs.h.
21633 (gimplify_body): Do not initialize RTL profiling.
21634 * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h,
21635 langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h.
21636 * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h,
21637 output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and
21638 langhooks.h.
21639
21640 * tree-pretty-print.h: Include pretty-print.h.
21641 * gimple-pretty-print.h: Include pretty-print.h.
21642
21643 * tree-pretty-print.c: Do not include diagnostic.h.
21644 * tree-vrp.c: Likewise.
21645 * tree-tailcall.c: Likewise
21646 * tree-scalar-evolution.c: Likewise
21647 * tree-ssa-dse.c: Likewise
21648 * tree-chrec.c: Likewise
21649 * tree-ssa-sccvn.c: Likewise
21650 * tree-ssa-copyrename.c: Likewise
21651 * tree-nomudflap.c: Likewise
21652 * tree-call-cdce.c: Likewise
21653 * tree-stdarg.c: Likewise
21654 * tree-ssa-math-opts.c: Likewise
21655 * tree-nrv.c: Likewise
21656 * tree-ssa-sink.c: Likewise
21657 * tree-browser.c: Likewise
21658 * tree-ssa-loop-ivcanon.c: Likewise
21659 * tree-ssa-loop.c: Likewise
21660 * tree-parloops.c: Likewise
21661 * tree-ssa-address.c: Likewise
21662 * tree-ssa-ifcombine.c: Likewise
21663 * tree-if-conv.c: Likewise
21664 * tree-data-ref.c: Likewise
21665 * tree-affine.c: Likewise
21666 * tree-ssa-phiopt.c: Likewise
21667 * tree-ssa-coalesce.c: Likewise
21668 * tree-ssa-pre.c: Likewise
21669 * tree-ssa-live.c: Likewise
21670 * tree-predcom.c: Likewise
21671 * tree-ssa-forwprop.c: Likewise
21672 * tree-ssa-dce.c: Likewise
21673 * tree-ssa-ter.c: Likewise
21674 * tree-ssa-loop-prefetch.c: Likewise
21675 * tree-optimize.c: Likewise
21676 * tree-ssa-phiprop.c: Likewise
21677 * tree-object-size.c: Likewise
21678 * tree-outof-ssa.c: Likewise
21679 * tree-ssa-structalias.c: Likewise
21680 * tree-switch-conversion.c: Likewise
21681 * tree-ssa-reassoc.c: Likewise
21682 * tree-ssa-operands.c: Likewise
21683 * tree-vectorizer.c: Likewise
21684 * tree-vect-data-refs.c: Likewise
21685 * tree-vect-generic.c: Likewise
21686 * tree-vect-stmts.c: Likewise
21687 * tree-vect-patterns.c: Likewise
21688 * tree-vect-slp.c: Likewise
21689 * tree-vect-loop.c: Likewise
21690 * tree-ssa-loop-ivopts.c: Likewise
21691 * tree-ssa-loop-im.c: Likewise
21692 * tree-ssa-loop-niter.c: Likewise
21693 * tree-ssa-loop-unswitch.c: Likewise
21694 * tree-ssa-loop-manip.c: Likewise
21695 * tree-ssa-loop-ch.c: Likewise
21696 * tree-dump.c: Likewise
21697 * tree-complex.c: Likewise
21698
21699 * tree-into-ssa.c: Do not include diagnostic.h and expr.h.
21700 * tree-ssa-uninit.c: Likewise
21701 * tree-ssa-threadupdate.c: Likewise
21702 * tree-ssa-uncprop.c: Likewise
21703 * tree-ssa-ccp.c: Likewise
21704 * tree-ssa-dom.c: Likewise
21705 * tree-ssa-propagate.c: Likewise
21706 * tree-ssa-alias.c: Likewise
21707 * tree-dfa.c: Likewise
21708 * tree-cfgcleanup.c: Likewise
21709 * tree-sra.c: Likewise
21710 * tree-ssa-copy.c: Likewise
21711 * tree-ssa.c: Likewise
21712 * tree-profile.c: Likewise
21713 * tree-cfg.c: Likewise
21714 * tree-ssa-threadedge.c: Likewise
21715 * tree-vect-loop-manip.c: Likewise
21716
21717 * tree-inline.c: Do not include diagnostic.h and expr.h.
21718 Include rtl.h.
21719 (copy_decl_for_dup_finish): Do not use NULL_RTX.
21720
21721 * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h.
21722 * tree-loop-distribution.c: Likewise.
21723
21724 2010-06-01 Jan Hubicka <jh@suse.cz>
21725
21726 * ipa-pure-const.c (local_pure_const): Do NORETURN discovery.
21727
21728 2010-06-01 Jan Hubicka <jh@suse.cz>
21729
21730 * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...;
21731 remove return value.
21732 (split_bbs_on_noreturn_calls) .... here.
21733 * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too.
21734 * tree-flow.h (fixup_noreturn_call): New.
21735
21736 2010-06-01 Jan Hubicka <jh@suse.cz>
21737
21738 * emit-rtl.c (remove_insn): Fix thinko in prevoius patch.
21739
21740 2010-06-01 Nathan Froyd <froydnj@codesourcery.com>
21741
21742 * tree.h (build_nt_call_list): Delete.
21743 * tree.c (build_nt_call_list): Delete.
21744
21745 2010-06-01 Jan Hubicka <jh@suse.cz>
21746
21747 * fwprop.c: Make emit-rtl.h include last.
21748 * rtlanal.c: Include emit-rtl.h.
21749 * genautomata.c: Output emit-rtl include into insn-automata.c
21750 * df-scan.c: Include emit-rtl.h.
21751 * haifa-sched.c: Indlude emit-rtl.h.
21752 * mode-switching.c: Indlude emit-rtl.h.
21753 * graph.c: Indlude emit-rtl.h.
21754 * sel-sched.c: Include emit-rtl.h.
21755 * sel-sched-ir.c: Include emit-rtl.h.
21756 * ira-build.c: Include emit-rtl.h.
21757 * emit-rtl.c (first_insn, last_insn): Remove defines.
21758 (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid):
21759 Move to emit-rtl.h.
21760 (set_new_first_and_last_insn, get_last_insn_anywhere,
21761 get_first_nonnote_insn, get_last_nonnote_insn, try_split,
21762 make_call_insn_raw, add_insn_after, add_insn_before, remove_insn,
21763 delete_insns_since, reorder_insns_nobb, emit_insn_after_1,
21764 emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence,
21765 push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn):
21766 Use accessor functions.
21767 * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
21768 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
21769 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
21770 mem_expr_equal_p): Move here from rtl.h.
21771 (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid):
21772 Move here from emit-rtl.c; make inline.
21773 * cfglayout.h: Include emit-rtl.h.
21774 * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
21775 gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
21776 set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
21777 mem_expr_equal_p, get_insns, set_first-insn,
21778 get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h.
21779 * reg-stack.c: Include emit-rtl.h.
21780 * dce.c: Likewise.
21781
21782 2010-06-01 Jan Hubicka <jh@suse.cz>
21783
21784 * cgraph.h (tree_function_versioning): Update prototype.
21785 (cgraph_function_versioning): Update prototype.
21786 * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy
21787 bitmap.
21788 (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy.
21789 (cgraph_materialize_clone, save_inline_function_body): Update use of
21790 tree_function_versioning.
21791 * tree-inline.c (copy_bb): Look for previous copied block to link
21792 after; fix debug output.
21793 (copy_cfg_body): Accept new_entry_block and bbs_to_copy.
21794 (copy_body): Likewise.
21795 (expand_call_inline): Update use of copy_body.
21796 (tree_function_versioning): Update use of copy body; accept
21797 blocks_to_copy and new_entry.
21798
21799 2010-06-01 Jan Hubicka <jh@suse.cz>
21800
21801 * gegenrtl.c: Remove unnecesary prototypes.
21802 (gendecl): Remove.
21803 (gendef): Produce static inline.
21804 (gencode): Remove.
21805 (main): Do not decode parameters; generate header only.
21806 * Makefile.in (genrtl.c): Remove.
21807
21808 2010-06-01 Jan Hubicka <jh@suse.cz>
21809
21810 * tree-switch-conversion.c (build_one_array): Make it readonly.
21811
21812 2010-06-01 Richard Guenther <rguenther@suse.de>
21813
21814 * optabs.c (init_optabs): Guard all accesses to reinit.
21815 * ipa-pure-const.c (propagate): Fix another typo.
21816 * opts.c (common_handle_option): Split assignment to bool.
21817 * c-opts.c (c_common_handle_option): Likewise.
21818
21819 2010-06-01 Arnaud Charlet <charlet@adacore.com>
21820 Matthew Gingell <gingell@adacore.com>
21821
21822 * doc/invoke.texi: Mention -fdump-ada-spec.
21823 * tree-dump.c (dump_files): Add ada-spec.
21824 (FIRST_AUTO_NUMBERED_DUMP): Bump to 8.
21825 * tree-pass.h (tree_dump_index): Add TDI_ada.
21826 * gcc.c: Add support for -C without -E and for -fdump-ada-spec.
21827 (cpp_unique_options): Do not reject -C or -CC when -E isn't present.
21828 (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files.
21829 * c-decl.c: Include c-ada-spec.h.
21830 (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New
21831 functions.
21832 (c_write_global_declarations): Add handling of -fdump-ada-spec.
21833 * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT.
21834 * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o.
21835 * c-ada-spec.h, c-ada-spec.c: New files.
21836
21837 2010-06-01 Richard Guenther <rguenther@suse.de>
21838
21839 PR lto/43853
21840 * ipa-pure-const.c (get_function_state): Hand back varying state
21841 if we do not have one.
21842 (has_function_state): New function.
21843 (duplicate_node_data): Adjust.
21844 (remove_node_data): Likewise.
21845 (pure_const_write_summary): Likewise.
21846 (propagate): Likewise. Fix typo.
21847
21848 2010-06-01 Jan Hubicka <jh@suse.cz>
21849
21850 * tree-cfg.c (verify_stmt): Do not skip could_throw test.
21851 * passes.c (execute_function_todo): Do not make implicit verify_ssa.
21852 (execute_all_ipa_transforms): Do not play with the states.
21853
21854 2010-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
21855
21856 * config/arm/t-linux-androideabi: New.
21857 * config.gcc (arm*-*-linux-androideabi): Include multilib config.
21858
21859 2010-06-01 Jan Hubicka <jh@suse.cz>
21860
21861 * tree-inline.c (estimate_num_insns): For stdarg functions look
21862 into call statement to count cost of argument passing.
21863
21864 2010-06-01 Kai Tietz <kai.tietz@onevision.com>
21865
21866 * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
21867 argument for fprintf.
21868 (ix86_output_addr_diff_elt): Likewise.
21869 (x86_function_profiler): Likewise.
21870 * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore.
21871 (LPREFIX): Likewise.
21872 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
21873
21874 2010-05-31 Jakub Jelinek <jakub@redhat.com>
21875
21876 PR target/44338
21877 * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
21878 fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
21879 fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
21880 fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
21881 fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
21882 fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
21883 fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
21884 Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
21885 TARGET_FUSED_MADD.
21886
21887 2010-05-31 Jan Hubicka <jh@suse.cz>
21888
21889 * tree.h (tree_range_check_failed): Declare noreturn.
21890
21891 2010-05-31 Jan Hubicka <jh@suse.cz>
21892
21893 * gimple.c (gimple_call_builtin_p): New function.
21894 * gimple.h (gimple_call_builtin_p): Declare.
21895 * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN
21896 to exit.
21897 (execute_warn_function_return): BUILT_IN_RETURN is return.
21898 (split_critical_edges): Return edges are not critical.
21899 (is_ctrl_altering_stmt): Builtin_in_return is altering.
21900 (gimple_verify_flow_info): Handle built_in_return.
21901 (execute_warn_function_return): Handle built_in_return.
21902 * ipa-pure-const.c (check_call): Ignore builtin_return.
21903
21904 2010-05-31 Jakub Jelinek <jakub@redhat.com>
21905
21906 PR middle-end/44337
21907 * expr.c (expand_assignment): Don't store anything for out-of-bounds
21908 array accesses with non-MEM.
21909
21910 PR tree-optimization/44182
21911 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
21912 newly needs to end a bb is followed by debug stmts, instead return
21913 true from the function at the end.
21914 (maybe_move_debug_stmts_to_successors): New function.
21915 (copy_cfg_body): Call it if copy_edges_for_bb returned true.
21916
21917 2010-05-31 Kai Tietz <kai.tietz@onevision.com>
21918
21919 PR target/44161
21920 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic.
21921
21922 2010-05-31 Eric Botcazou <ebotcazou@adacore.com>
21923
21924 * cgraphunit.c (cgraph_decide_is_function_needed): Really return false
21925 for nested functions in non-optimized compilation.
21926
21927 2010-05-31 Richard Guenther <rguenther@suse.de>
21928
21929 * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN.
21930
21931 2010-05-30 Jan Hubicka <jh@suse.cz>
21932
21933 * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
21934
21935 2010-05-30 Richard Guenther <rguenther@suse.de>
21936
21937 PR lto/42975
21938 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
21939 (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
21940 no longer needed.
21941
21942 2010-05-30 Iain Sandoe <iains@gcc.gnu.org>
21943
21944 * config/darwin.c (output_objc_section_asm_op): Add comment.
21945 (name_needs_quotes): Add '_' to list of valid comment chars.
21946 (machopic_output_function_base_name): Remove unneeded quotes.
21947 (darwin_encode_section_info): Adjust asm whitespace.
21948 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
21949 (ASM_OUTPUT_LOCAL): Ditto.
21950 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
21951 * config/darwin.h (GLOBAL_ASM_OP): Ditto.
21952 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
21953
21954 2010-05-30 Eric Botcazou <ebotcazou@adacore.com>
21955
21956 * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
21957 RS6000_OUTPUT_BASENAME unconditionally.
21958 (rs6000_output_function_epilogue): Likewise.
21959
21960 2010-05-30 Jan Hubicka <jh@suse.cz>
21961
21962 * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
21963 nodes.
21964
21965 2010-05-30 Richard Guenther <rguenther@suse.de>
21966
21967 * tree-cfg.c (verify_gimple_assign_single): Implement
21968 verification for COND_EXPR rhs.
21969
21970 2010-05-30 Jan Hubicka <jh@suse.cz>
21971
21972 * cgraph.h (cgraph_dump_file): Declare.
21973 * cgraphunit.c (cgraph_dump_file): Export.
21974 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose.
21975
21976 2010-05-30 Jan Hubicka <jh@suse.cz>
21977
21978 * dwarf2out.c (reference_to_unused,
21979 premark_types_used_by_global_vars_helper): Avoid creation of new
21980 varpool nodes.
21981
21982 2010-05-30 Jan Hubicka <jh@suse.cz>
21983
21984 * cgraph.h (cgraph_node_cannot_return,
21985 cgraph_edge_cannot_lead_to_return): New functions.
21986 * cgraph.c (cgraph_node_cannot_return,
21987 cgraph_edge_cannot_lead_to_return): Use them.
21988 * ipa-pure-const.c (pure_const_names): New static var.
21989 (check_call): Handle calls not leading to return.
21990 (pure_const_read_summary): Dump info read.
21991 (propagate): Dump info about propagation process; ignore side effects
21992 of functions not leading to exit; fix handling of pure functions.
21993
21994 2010-05-30 Jan Hubicka <jh@suse.cz>
21995
21996 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
21997 for tail call epilogues.
21998
21999 2010-05-30 Jan Hubicka <jh@suse.cz>
22000
22001 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
22002 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
22003 dump files.
22004
22005 2010-05-29 Jan Hubicka <jh@suse.cz>
22006
22007 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
22008 node; remove references in node we no longer keep in cgrpah but need
22009 body of.
22010
22011 2010-05-29 Jan Hubicka <jh@suse.cz>
22012
22013 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
22014
22015 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22016
22017 PR target/44165
22018 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
22019
22020 2010-05-29 Jan Hubicka <jh@suse.cz>
22021
22022 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
22023 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
22024 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
22025 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
22026 debug_names_replaced_by, debug_update_ssa): Likewise.
22027 * sbitmap.c (debug_sbitmap): Likewise.
22028 * genrecog.c (debug_decision, debug_decision_list): Likewise.
22029 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
22030 debug_tree_chain): Likewise.
22031 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
22032 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
22033 * optabs.c (debug_optab_libfuncs): Likewise.
22034 (verify_loop_closed_ssa): Likewise.
22035 * value-prof.c (verify_histograms): Likewise.
22036 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
22037 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
22038 * cfghooks.c (verify_flow_info): Likewise.
22039 * fold-const.c (debug_fold_checksum): Likewise.
22040 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
22041 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
22042 Likewise.
22043 * omega.c (debug_omega_problem): Likewise.
22044 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
22045 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
22046 * dominance.c (verify_dominators, debug_dominance_info,
22047 debug_dominance_tree): Likewise.
22048 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
22049 * df_regno_debug, df_ref_debug,
22050 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
22051 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
22052 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
22053 * sel-sched.c (debug_state): Likewise.
22054 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
22055 Likewise.
22056 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
22057 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
22058 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
22059 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
22060 Likewise.
22061 * c-pretty-print.c (debug_c_tree): Likewise.
22062 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
22063 debug_av_set, debug_lv_set, debug_ilist, debug_blist,
22064 debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
22065 * ebitmap.c (debug_ebitmap): Likewise.
22066 * function.c (debug_find_var_in_block_tree): Likewise.
22067 * print-rtl.c (debug_rtx): Likewise.
22068 (debug_rtx_count): Likewise.
22069 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
22070 * stor-layout.c (debug_rli): Likewise.
22071 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
22072 * tree-data-ref.c (debug_data_references,
22073 debug_data_dependence_relations, debug_data_reference,
22074 debug_data_dependence_relation, debug_rdg_vertex,
22075 debug_rdg_component, debug_rdg): Likewise.
22076 * tree-affine.c (debug_aff): Likewise.
22077 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
22078 Likewise.
22079 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
22080 * emit-rtl.c (verify_rtl_sharing): Likewise.
22081 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
22082 debug_value_expressions): Likewise.
22083 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
22084 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
22085 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
22086 * cfglayout.c (verify_insn_chain): Likewise.
22087 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
22088 debug_clast_stmt, debug_generated_program): Likewise.
22089 * ggc-page.c (debug_print_page_list): Likewise.
22090 * tree-ssa-ter.c (debug_ter): Likewise.
22091 * graphite-dependences.c (debug_pddr): Likewise.
22092 * sched-deps.c (debug_ds): Likewise.
22093 * tree-ssa.c (verify_ssa): Likewise.
22094 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
22095 debug_scattering_functions, debug_iteration_domains, debug_pdr,
22096 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
22097 debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
22098 * tree-inline.c (debug_find_tree): Likewise.
22099 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
22100 debug_ppl_powerset_matrix): Likewise.
22101 * var-tracking.c (debug_dv): Likewise.
22102 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
22103 * cfgloop.c (verify_loop_structure): Likewise.
22104 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
22105 * c-common.c (verify_sequence_points): Likewise.
22106 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
22107 debug_candidates, debug_rgn_dependencies): Likewise.
22108 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
22109 * debug_constraint_graph, debug_solution_for_var,
22110 debug_sa_points_to_info): Likewise.
22111 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
22112 Likewie.
22113 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
22114 debug_loops, debug_loop, debug_loop_num): Likewise.
22115 * passes.c (debug_pass): Likewise.
22116 (dump_properties): Likewise; add cfglayout property.
22117 (debug_properties): Likewise.
22118 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
22119 * varpool.c (debug_varpool): Likewise.
22120 * regcprop.c (debug_value_data): Likewise.
22121 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
22122 debug_immediate_uses_for): Likewise.
22123
22124 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
22125
22126 PR bootstrap/44315
22127 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
22128 Filter out insn-flags.h.
22129
22130 2010-05-29 Jan Hubicka <jh@suse.cz>
22131
22132 * cgraph.h (struct varpool_node_set_def,
22133 struct cgraph_node_set_def): Remove unused AUX pointer.
22134 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
22135 VEC_empty macro.
22136
22137 2010-05-29 Jan Hubicka <jh@suse.cz>
22138
22139 PR middle-end/44324
22140 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
22141
22142 2010-05-29 Richard Guenther <rguenther@suse.de>
22143
22144 * lto-streamer.c (cached_bp): New global variable.
22145 (bitpack_create): Return the cached bitpack, if available.
22146 (bitpack_delete): Clear and cache the bitpack, if appropriate.
22147 (bp_pack_value): Remove redundant asserts.
22148
22149 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
22150
22151 PR middle-end/44306
22152 * tree-if-conv.c (is_true_predicate): New.
22153 (is_predicated): Use is_true_predicate.
22154 (add_to_predicate_list): Same. Do not use unshare_expr.
22155 (add_to_dst_predicate_list): Same.
22156
22157 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
22158
22159 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
22160 field on edges.
22161 (predicate_bbs): Same.
22162 (clean_predicate_lists): Same.
22163 (find_phi_replacement_condition): Do not AND the predicate from
22164 edge->aux.
22165
22166 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
22167
22168 PR bootstrap/44315
22169 * Makefile.in (build/gencondmd.o): Add a missing `\'.
22170
22171 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22172
22173 PR target/44261
22174 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
22175 (negdf2): Adjust expander pattern and use negdf2_slow.
22176 (negsf2): Likewise.
22177
22178 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
22179
22180 * basic-block.h (struct control_flow_graph): Move last_label_uid field
22181 up.
22182 * df.h (struct df_base_ref): Move regno field up.
22183 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
22184 * expr.h (struct separate_ops): Move location field up.
22185 * optabs.h (struct optab_d): Move libcall_basename field down.
22186 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
22187 * config/i386/i386.h (struct machine_function): Convert call_abi field
22188 into a bitfield. Move cfa field to the end of the structure.
22189
22190 2010-05-29 Jan Hubicka <jh@suse.cz>
22191
22192 * varpool.c (varpool_get_node): Fix lookup.
22193
22194 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
22195
22196 * config/spu/spu-protos.h: Do not include rtl.h. Protect
22197 RTL specific prototypes with #ifdef RTX_CODE.
22198 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
22199 * config/spu/t-spu-elf: Fix dependencies.
22200
22201 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
22202
22203 2010-05-29 Mike Stump <mikestump@comcast.net>
22204
22205 PR bootstrap/44315
22206 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
22207 TM_H when building to avoid dependency loops.
22208
22209 2010-05-29 Jan Hubicka <jh@suse.cz>
22210
22211 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
22212 refs and body; not the whole node for masters of materialized clones.
22213
22214 2010-05-29 Mike Stump <mikestump@comcast.net>
22215
22216 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
22217
22218 2010-05-29 Jan Hubicka <jh@suse.cz>
22219
22220 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
22221 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
22222 use of clone_function_name.
22223 * cgraph.h (cgraph_create_virtual_clone,
22224 cgraph_function_versioning): update prototypes.
22225 (clone_function_name): Declare.
22226 * ipa-cp.c (ipcp_insert_stage): Update call of
22227 cgraph_create_virtual_clone.
22228 * omp-low.c (create_omp_child_function_name): Use
22229 cgraph_create_virtual_clone.
22230 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
22231 (cgraph_function_versioning): Take SUFFIX argument; produce new name
22232 and make decl local.
22233
22234 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
22235
22236 * vec.h: Include statistics.h
22237 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
22238 with VEC_H.
22239
22240 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
22241
22242 * c-lex.c: Do not include c-tree.h.
22243 * c-pretty-print.c: Likewise.
22244 * c-opts.c: Likewise.
22245 * c-gimplify.c: Likewise.
22246 * c-common.c: Likewise.
22247 * c-dump.c: Likewise. Include c-common.h.
22248
22249 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
22250
22251 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
22252 before including diagnostic-core.h.
22253 (c_cpp_error): New prototype moved from c-tree.h.
22254 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
22255 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
22256 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
22257 (c_cpp_error): Prototype moved to c-common.h.
22258 * Makefile.in: Update dependency for C_COMMON_H.
22259
22260 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
22261
22262 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
22263 * c-common.c (c_register_addr_space): Remove here.
22264 * c-decl.c (c_register_addr_space): Re-add here.
22265
22266 2010-05-28 Mike Stump <mikestump@comcast.net>
22267
22268 * config/darwin-c.c: Remove c-tree.h include.
22269
22270 2010-05-28 Joseph Myers <joseph@codesourcery.com>
22271
22272 * gcc.c: Include diagnostic.h.
22273 (error_count): Remove. All users changed to use errorcount.
22274 (programname): Remove. All users changed to use progname.
22275 (fancy_abort, internal_error, fatal_error, error, warning, inform,
22276 fnotice): Remove.
22277 (execute): Don't include "Internal error" and bug reporting
22278 information in argument of internal_error call.
22279 (process_command): Don't increment error_count after calling
22280 perror_with_name.
22281 (input_filename): Rename to gcc_input_filename. All users
22282 changed.
22283 (main): Call diagnostic_initialize. Register delete_temp_files
22284 with atexit. Use seen_error to test for errors.
22285 * gcc.h: Include diagnostic-core.h.
22286 (fatal_error, error, warning): Remove.
22287 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
22288 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
22289 (gcc.o): Update dependencies.
22290
22291 2010-05-28 Jeff Law <law@redhat.com>
22292
22293 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
22294 functions.
22295 * ira.h (ira_bad_reload_regno): Declare
22296 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
22297
22298 * ira-color.c (update_curr_costs): Free updated hard reg costs.
22299 (ira_reassign_conflict_allocnos): Remove bogus asserts.
22300 (allocno_reload_assign): Likewise.
22301
22302 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
22303
22304 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
22305 build1_stat.
22306
22307 2010-05-28 Richard Guenther <rguenther@suse.de>
22308
22309 PR lto/44312
22310 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
22311 Stream fixed-point constants mode.
22312 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
22313 and TYPE_PRECISION.
22314 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
22315 Stream fixed-point constants mode.
22316 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
22317 and TYPE_PRECISION.
22318
22319 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
22320
22321 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
22322 only place it was called from.
22323 (number_of_latch_executions): Do not return chrec_dont_know when the
22324 may_be_zero is a runtime condition: instead, return a COND_EXPR
22325 including the may_be_zero condition.
22326 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
22327 of nb_iterations.
22328 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
22329 COND_EXPRs.
22330
22331 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
22332
22333 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
22334 generate COND_EXPRs for degenerate_phi_result.
22335
22336 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
22337
22338 PR middle-end/44293
22339 * tree-if-conv.c (if_convertible_loop_p): Check the
22340 if-convertibility of phi nodes in non predicated BBs.
22341
22342 2010-05-28 Joseph Myers <joseph@codesourcery.com>
22343
22344 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
22345
22346 2010-05-28 Joseph Myers <joseph@codesourcery.com>
22347
22348 PR driver/15303
22349 * gcc.c (inform, warning, inform): New functions.
22350 (fatal_ice): Rename to internal_error; change cmsgid parameter to
22351 gmsgid. All callers changed.
22352 (notice): Rename to fnotice; add parameter fp. All callers changed.
22353 (fatal_error): Rename to fatal_signal. All users changed.
22354 (fatal): Rename to fatal_error; change cmsgid parameter to
22355 gmsgid. All callers changed.
22356 (process_command): Use warning instead of error for warnings.
22357 (end_going_arg): Don't use _() around argument of error.
22358 (do_spec_1): Use inform for message from %n specs. Use warning
22359 instead of error for warnings.
22360 (main): Use inform for comparison messages. Use warning for
22361 message about unused linker input.
22362 (error): Increment error_count. Print "error: ".
22363 * gcc.h (fatal): Change to fatal_error.
22364 (warning): Declare.
22365 * config/darwin-driver.c (darwin_default_min_version): Use warning
22366 instead of fprintf for warnings.
22367 * cppspec.c (lang_specific_driver): Use fatal_error instead of fatal.
22368
22369 2010-05-28 Julian Brown <julian@codesourcery.com>
22370
22371 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
22372 (*thumb2_addsi3_compare0_scratch): New.
22373 * config/arm/constraints.md (Pv): New.
22374 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
22375 for ARM mode only.
22376 (*addsi3_compare0_scratch): Likewise.
22377
22378 2010-05-28 Jan Hubicka <jh@suse.cz>
22379
22380 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
22381 check.
22382 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
22383 only on local statics.
22384
22385 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
22386
22387 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
22388
22389 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
22390
22391 PR bootstrap/44314
22392 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
22393 (OPTION_GLIBC): Define.
22394
22395 2010-05-28 Jakub Jelinek <jakub@redhat.com>
22396
22397 PR debug/41048
22398 * dwarf2out.c (double_int_type_size_in_bits): New function.
22399 (round_up_to_align): Change first argument and return value to
22400 double_int.
22401 (field_byte_offset): Work internally on double_ints.
22402
22403 PR target/43636
22404 * builtins.c (expand_movstr): Use a temporary pseudo instead
22405 of target even when target is not NULL and not const0_rtx, but
22406 fails movstr predicate.
22407 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
22408
22409 2010-05-28 Joseph Myers <joseph@codesourcery.com>
22410
22411 * final.c (rest_of_clean_state): Use %m in errors instead of
22412 strerror (errno).
22413 * gengtype.c (read_input_list, close_output_files): Use xstrerror
22414 instead of strerror.
22415 * toplev.c (process_options): Use %m in errors instead of strerror
22416 (errno).
22417 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
22418 (errno).
22419
22420 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
22421
22422 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
22423 (ix86_canonical_va_list_type): Make static. Add declaration.
22424 (ix86_enum_va_list): Make static. Reindent.
22425 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
22426 (ix86_canonical_va_list_type): Ditto.
22427 (ix86_enum_va_list): Ditto.
22428
22429 2010-05-28 Richard Guenther <rguenther@suse.de>
22430
22431 * lto-wrapper.c (run_gcc): With -save-temps generate a
22432 user-visible ltrans filename. Fixup ltrans unit numbering.
22433
22434 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
22435
22436 * c-common.c (c_common_nodes_and_builtins): Replace use
22437 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
22438 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
22439 to ix86_enum_va_list.
22440 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
22441 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
22442 (TARGET_ENUM_VA_LIST_P): Add hook description.
22443 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
22444 * target.h (gcc_target): Add enum_va_list hook.
22445
22446 PR bootstrap/44299
22447 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
22448 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
22449 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
22450
22451 2010-05-28 Alan Modra <amodra@gmail.com>
22452
22453 PR target/44266
22454 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
22455 emit_library_call machinery to set up __tls_get_addr calls.
22456
22457 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22458
22459 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
22460
22461 2010-05-28 Dodji Seketeli <dodji@redhat.com>
22462
22463 Revert fix for PR c++/44188
22464 * c-common.c (is_typedef_decl): Revert the moving of this
22465 definition ...
22466 * tree.c (is_typedef_decl): ... here.
22467 (typdef_variant_p): Revert the moving of this definition
22468 here from cp/tree.c.
22469 * c-common.h (is_typedef_decl): Revert the moving of this
22470 declaration ...
22471 * tree.h (is_typedef_decl): ... here.
22472 (typedef_variant_p): Revert the moving of this declaration here
22473 from cp/cp-tree.h
22474 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
22475 (gen_tagged_type_die): Revert the splitting out of ...
22476 (gen_type_die_with_usage): ... this function. Revert the anonymous
22477 tagged type handling.
22478 (gen_typedef_die): Revert emitting DW_TAG_typedef for
22479 typedefs naming anonymous tagged types.
22480
22481 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
22482
22483 * config/rs6000/rs6000-modes.def (PSImode): Delete.
22484
22485 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
22486
22487 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
22488 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
22489 throughout.
22490 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
22491 "xer" to "ca".
22492 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
22493 XER_REGS to CA_REGS throughout.
22494 * config/rs6000/rs6000.h: Same.
22495 (ADDITIONAL_REGISTER_NAMES): Add "xer".
22496 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
22497 that mode_iterator "P" is the size for arithmetic carries as well.
22498 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
22499
22500 2010-05-28 Jakub Jelinek <jakub@redhat.com>
22501
22502 PR bootstrap/44255
22503 * combine.c (struct rtx_subst_pair): Define unconditionally.
22504 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
22505 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
22506 Call make_compound_operation on pair->to.
22507 (propagate_for_debug): Don't call make_compound_operation here.
22508 Always use simplify_replace_fn_rtx.
22509
22510 2010-05-27 Sterling Augustine <sterling@tensilica.com>
22511
22512 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
22513 * config/xtensa/xtensa.c (override_options): Check
22514 TARGET_FORCE_NO_PIC and set flag_pic.
22515 * config/xtensa/xtensa.opt: Document -mforce-no-pic
22516
22517 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
22518
22519 PR bootstrap/44299
22520 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
22521 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
22522
22523 2010-05-27 Joseph Myers <joseph@codesourcery.com>
22524
22525 * diagnostic-core.h: New. Contents moved from diagnostic.h and
22526 toplev.h.
22527 * diagnostic.c: Don't include toplev.h.
22528 (progname): Define. Moved from toplev.c.
22529 (seen_error): New function.
22530 * diagnostic.h: Include diagnostic-core.h.
22531 (diagnostic_t, emit_diagnostic): Don't declare here.
22532 * toplev.c (progname): Move to toplev.c.
22533 (emit_debug_global_declarations, compile_file, finalize,
22534 do_compile, toplev_main): Use seen_error.
22535 * toplev.h: Include diagnostic-core.h.
22536 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
22537 internal_error, warning, warning_at, error, error_n, error_at,
22538 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
22539 verbatim, fnotice, progname): Move to diagnostic-core.h.
22540 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
22541 (expand_builtin_expect): Use seen_error.
22542 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
22543 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
22544 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
22545 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
22546 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
22547 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
22548 errorcount for errors.
22549 * c-opts.c (c_common_finish): Use seen_error.
22550 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
22551 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
22552 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
22553 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
22554 (get_coverage_counts): Use seen_error.
22555 * dwarf2out.c (dwarf2out_finish): Use seen_error.
22556 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
22557 gimplify_body): Use seen_error.
22558 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
22559 * ipa-pure-const.c (gate_pure_const): Use seen_error.
22560 * ipa-reference.c (gate_reference): Use seen_error.
22561 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
22562 * lambda-code.c: Include diagnostic-core.h instead of
22563 diagnostic.h.
22564 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
22565 * lto-compress.c: Include diagnostic-core.h instead of
22566 diagnostic.h.
22567 * lto-section-in.c: Include diagnostic-core.h instead of
22568 diagnostic.h.
22569 * lto-streamer-out.c: Include diagnostic-core.h instead of
22570 diagnostic.h.
22571 * lto-streamer.c: Include diagnostic-core.h instead of
22572 diagnostic.h.
22573 (gate_lto_out): Use seen_error.
22574 * matrix-reorg.c: Include diagnostic-core.h instead of
22575 diagnostic.h.
22576 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
22577 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
22578 (gate_expand_omp, lower_omp_1): Use seen_error.
22579 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
22580 (rest_of_decl_compilation, rest_of_type_compilation,
22581 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
22582 * tree-cfg.c (label_to_block_fn): Use seen_error.
22583 * tree-inline.c (optimize_inline_calls): Use seen_error.
22584 * tree-mudflap.c (mudflap_finish_file): Use
22585 seen_error.
22586 * tree-optimize.c (gate_all_optimizations,
22587 gate_all_early_local_passes, gate_all_early_optimizations): Use
22588 seen_error.
22589 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
22590 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
22591 (varpool_remove_unreferenced_decls,
22592 varpool_assemble_pending_decls): Use seen_error.
22593 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
22594 (TOPLEV_H, DIAGNOSTIC_H): Update.
22595 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
22596 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
22597 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
22598 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
22599 coverage.o, lambda-code.o): Update dependencies.
22600
22601 2010-05-25 Dodji Seketeli <dodji@redhat.com>
22602
22603 PR c++/44188
22604 * c-common.c (is_typedef_decl): Move this definition ...
22605 * tree.c (is_typedef_decl): ... here.
22606 (typdef_variant_p): Move definition here from cp/tree.c.
22607 * c-common.h (is_typedef_decl): Move this declaration ...
22608 * tree.h (is_typedef_decl): ... here.
22609 (typedef_variant_p): Move declaration here from cp/cp-tree.h
22610 * dwarf2out.c (is_naming_typedef_decl): New function.
22611 (gen_tagged_type_die): Split out of ...
22612 (gen_type_die_with_usage): ... this function. When an anonymous
22613 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
22614 is emitted for the typedef.
22615 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
22616 anonymous tagged types.
22617
22618 2010-05-27 Jason Merrill <jason@redhat.com>
22619
22620 * print-tree.c (debug_vec_tree): New fn.
22621 (print_vec_tree): New fn.
22622 * tree.h: Declare them.
22623 * gdbinit.in (pvt): New command.
22624
22625 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
22626
22627 * gdbinit.in (pdd): New command.
22628
22629 2010-05-27 Jan Hubicka <jh@suse.cz>
22630
22631 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
22632 (update_caller_keys): Return early if there are no callers;
22633 only update fibheap when decresing the key.
22634 (update_callee_keys): Avoid recursion.
22635 (decide_inlining_of_small_functions): When badness does not match;
22636 re-insert into fibheap.
22637
22638 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
22639
22640 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
22641 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
22642 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
22643 (ALL_HOST_OBJS): Now a union of the above two.
22644 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
22645 all files in ALL_HOST_FRONTEND_OBJS.
22646 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
22647
22648 * c-common.c: Pretend to be a backend file by undefining
22649 IN_GCC_FRONTEND (still need rtl.h here).
22650
22651 2010-05-27 Jan Hubicka <jh@suse.cz>
22652
22653 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
22654 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
22655
22656 2010-05-27 Jan Hubicka <jh@suse.cz>
22657
22658 * sched-ebb.c: Rename struct deps to struct deps_desc.
22659 * ddg.c: Likewise.
22660 * sel-sched-ir.c: Likewise.
22661 * sched-deps.c: Likewise.
22662 * sched-int.h: Likewise.
22663 * sched-rgn.c: Likewise.
22664
22665 2010-05-27 Jon Beniston <jon@beniston.com>
22666
22667 PR 43726
22668 * config/lm32/lm32.h: Remove definition of
22669 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
22670
22671 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
22672
22673 PR lto/44230
22674 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
22675
22676 2010-05-27 Richard Guenther <rguenther@suse.de>
22677
22678 PR tree-optimization/44284
22679 * tree-vect-stmts.c (vectorizable_assignment): Handle
22680 sign-changing conversions as simple copy.
22681
22682 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
22683
22684 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
22685 Bionic C library.
22686 (__gthread_active_p): Check for pthread_create if compiling against
22687 Bionic C library.
22688
22689 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
22690
22691 Support compilation for Android platform. Reimplement -mandroid.
22692
22693 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
22694 (*android*): Set ANDROID_DEFAULT.
22695 (arm*-*-linux*): Include linux-android.h.
22696 (arm*-*-eabi*): Don't include previous -mandroid implementation.
22697 * config/arm/eabi.h: Remove, move Android-specific parts ...
22698 * config/linux-android.h: ... here. New file.
22699 * config/arm/eabi.opt: Rename to ...
22700 * config/linux-android.opt: ... this.
22701 (mandroid): Allow -mno-android option. Initialize based on
22702 ANDROID_DEFAULT.
22703 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
22704 Move logic to corresponding LINUX_TARGET_* macros.
22705 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
22706 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
22707 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
22708 Android definitions.
22709 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
22710 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
22711 Document.
22712
22713 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
22714
22715 Add support for Bionic C library
22716
22717 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
22718 macro.
22719 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
22720 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
22721
22722 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
22723 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
22724 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
22725 to support multiple C libraries. Handle Bionic.
22726 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
22727 (BIONIC_DYNAMIC_LINKER64): Define.
22728 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
22729 Update.
22730 (TARGET_HAS_SINCOS): Enable for Bionic.
22731
22732 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
22733 the last option specified on command line take effect.
22734 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
22735 (mbionic): New.
22736 (mglibc, muclibc): Update.
22737
22738 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
22739 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
22740 DEFAULT_LIBC.
22741
22742 * doc/invoke.texi (-mglibc, -muclibc): Update.
22743 (-mbionic): Document.
22744
22745 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22746
22747 * c-common.h (c_register_addr_space): Add prototype.
22748 (ADDR_SPACE_KEYWORD): Remove.
22749 * c-common.c (c_register_addr_space): New function.
22750 (c_addr_space_name): Reimplement.
22751 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
22752
22753 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
22754 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
22755
22756 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
22757 Remove TARGET_ADDR_SPACE_KEYWORDS.
22758
22759 2010-05-27 Joseph Myers <joseph@codesourcery.com>
22760
22761 * input.c: New file.
22762 * input.h (main_input_filename): Move declaration to toplev.h.
22763 * toplev.c (input_location, line_table): Move to input.c
22764 * toplev.h (main_input_filename): Move declaration from input.h.
22765 * tree.c (expand_location): Move to input.c.
22766 * Makefile.in (OBJS-common): Add input.o.
22767 (input.o): Add dependencies.
22768
22769 2010-05-27 Richard Guenther <rguenther@suse.de>
22770
22771 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
22772 for non-existant files.
22773 (fork_execute): Mark args_name file as deleted.
22774
22775 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
22776
22777 PR bootstrp/44287
22778 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
22779 (narrow_signed_type): Likewise.
22780
22781 2010-05-26 Jan Hubicka <jh@suse.cz>
22782
22783 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
22784 edge only when checking is enabled; check using former_clone_of;
22785 check inline clones too.
22786 (cgraph_materialize_clone): Record former_clone_of pointer.
22787 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
22788 combining redirections; dump args_to_skip bitmap
22789 (cgraph_materialize_all_clones): Do no redirection here.
22790 * ipa-inline.c (inline_transform): Do redirection here.
22791 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
22792 cheking only).
22793
22794 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
22795
22796 * config/avr/avr-c.c: Do not include regs.h.
22797 Include cpplib.h for cpp_define and tree.h for c-common.h.
22798 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
22799 * config/avr/t-avr: Fix dependencies for avr-c.o.
22800
22801 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
22802
22803 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
22804 string instead of SYMBOL_REF rtx.
22805 * rtl.h (set_stack_check_libfunc): Move prototype from here...
22806 * libfuncs.h: ...to here. Adjust for explow.c change.
22807
22808 2010-05-26 Joseph Myers <joseph@codesourcery.com>
22809
22810 * pretty-print.c: Don't include ggc.h.
22811 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
22812 (identifier_to_locale): Use them for allocation.
22813 * pretty-print.h (identifier_to_locale_alloc,
22814 identifier_to_locale_free): Declare.
22815 * toplev.c (alloc_for_identifier_to_locale): New.
22816 (general_init): Set identifier_to_locale_alloc and
22817 identifier_to_locale_free.
22818 * Makefile.in (pretty-print.o): Update dependencies.
22819
22820 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
22821
22822 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
22823 pointer types if they have different alignment or mode.
22824
22825 2010-05-26 Anatoly Sokolov <aesok@post.ru>
22826
22827 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
22828 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
22829 * config/sparc/sparc-protos.h (function_value): Remove declaration.
22830 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
22831 sparc_function_value_regno_p): New functions.
22832 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
22833 TARGET_FUNCTION_VALUE_REGNO_P): Define.
22834 (function_value): Rename to...
22835 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
22836 argument to 'outgoing'.
22837 (function_arg_record_value, function_arg_union_value,
22838 function_arg_vector_value): Update comment.
22839
22840 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
22841
22842 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
22843 (fde_needed_for_eh_p): New predicate.
22844 (output_call_frame_info): Use it throughout to decide whether FDEs
22845 are needed for EH purpose.
22846 (dwarf2out_begin_prologue): Reorder assignments.
22847
22848 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22849
22850 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
22851 special case loop->header.
22852 (is_predicated): New.
22853 (if_convertible_loop_p): Call it.
22854
22855 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22856
22857 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
22858 iterator in parameter. Do not generate code during the analysis.
22859 (tree_if_convert_cond_stmt): Removed.
22860 (tree_if_convert_stmt): Removed.
22861 (predicate_bbs): New.
22862 (if_convertible_loop_p): Call predicate_bbs.
22863 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
22864 now contains all the analysis part.
22865
22866 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22867
22868 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
22869 statements in the analysis part.
22870 (tree_if_convert_stmt): Update comment.
22871 (remove_conditions_and_labels): New.
22872 (combine_blocks): Call remove_conditions_and_labels.
22873 (tree_if_conversion): Update comment.
22874
22875 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22876
22877 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
22878 than 2 predecessors or more than 2 successors.
22879
22880 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22881
22882 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
22883 of loops in which the data dependence analysis fails.
22884
22885 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22886
22887 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
22888 CDI_POST_DOMINATORS.
22889 (tree_if_conversion): Same.
22890
22891 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22892
22893 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
22894
22895 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
22896
22897 * tree-if-conv.c: Update copyright years. Fix comments.
22898 Fix indentation.
22899
22900 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
22901
22902 * builtin-types.def (BT_INT128): New primitive type.
22903 (BT_UINT128): Likewise.
22904 * c-common.c (c_common_r): Add __int128 keyword.
22905 (c_common_type_for_size): Handle __int128.
22906 (c_common_type_for_mode): Likewise.
22907 (c_common_signed_or_unsigned_type): Likewise.
22908 (c_common_nodes_and_builtins): Add builtin type
22909 if target supports 128-bit integer scalar.
22910 * c-common.h (enum rid): Add RID_INT128.
22911 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
22912 if target supports 128-bit integer scalar.
22913 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
22914 (finish_declspecs): Likewise.
22915 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
22916 (c_token_starts_declspecs): Likewise.
22917 (c_parser_declspecs): Likewise.
22918 (c_parser_attributes): Likewise.
22919 (c_parser_objc_selector): Likewise.
22920 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
22921 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
22922 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
22923 * tree.c (make_or_reuse_type): Likewise.
22924 (make_unsigned_type): Likewise.
22925 (build_common_tree_nodes_2): Likewise.
22926 * tree.h (enum integer_type_kind): Add itk_int128 and
22927 itk_unsigned_int128.
22928 (int128_integer_type_node): New define.
22929 (int128_unsigned_type_node): New define.
22930 * doc/extend.texi: Add documentation about __int128 type.
22931
22932 2010-05-26 Richard Guenther <rguenther@suse.de>
22933
22934 * tree-ssa-sccvn.c (copy_nary): Adjust.
22935 (copy_phis): Rename to ...
22936 (copy_phi): ... this. Adjust.
22937 (copy_references): Rename to ...
22938 (copy_reference): ... this. Adjust.
22939 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
22940 result into the valid table.
22941
22942 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
22943
22944 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
22945 insn-config.h, insn-codes.h, recog.h, and optabs.h.
22946
22947 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22948
22949 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
22950
22951 2010-05-26 Richard Guenther <rguenther@suse.de>
22952
22953 * opts.c (common_handle_option): Handle OPT_Ofast.
22954
22955 2010-05-26 Joseph Myers <joseph@codesourcery.com>
22956
22957 * diagnostic.c: Don't include opts.h.
22958 (permissive_error_option): Define.
22959 (diagnostic_initialize): Take n_opts parameter. Allocate memory
22960 for classify_diagnostic. Don't use memset for
22961 classify_diagnostic. Initialize new and recently added fields.
22962 (diagnostic_classify_diagnostic): Use context->n_opts instead of
22963 N_OPTS.
22964 (diagnostic_report_diagnostic): Pass context parameter to
22965 diagnostic_report_warnings_p. Use option_enabled and option_name
22966 hooks from context.
22967 (emit_diagnostic): Use permissive_error_option.
22968 (permerror): Likewise.
22969 * diagnostic.h: Don't include options.h.
22970 (struct diagnostic_context): Add n_opts, opt_permissive,
22971 inhibit_warnings, warn_system_headers, option_enabled and
22972 option_name fields. Change classify_diagnostic to a pointer.
22973 * opts-diagnostic.h: New file.
22974 * opts.c: Include opts-diagnostic.h.
22975 (common_handle_option): Set global_dc fields for -Wfatal-errors,
22976 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
22977 (option_name): New function.
22978 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
22979 (c_common_handle_option): Set global_dc->permissive for
22980 -fpermissive.
22981 * c-common.c (c_cpp_error): Save and restore
22982 global_dc->warn_system_headers, not variable warn_system_headers.
22983 * toplev.c: Include opts-diagnostic.h.
22984 (general_init): Update call to diagnostic_initialize. Set
22985 global_dc->show_column, global_dc->option_enabled and
22986 global_dc->option_name.
22987 (process_options): Don't set global_dc fields here.
22988 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
22989 (diagnostic.o, opts.o, toplev.o): Update dependencies.
22990
22991 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
22992
22993 * config/picochip/picochip.md (movsi): Split a movsi from a
22994 const after reload.
22995
22996 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22997
22998 * ggc-zone.c: Update copyright year.
22999 (poison_region): Mark memory for Valgrind as undefined before
23000 memset () call and inaccessible afterwards.
23001 (ggc_pch_total_size): Change type of i to int.
23002
23003 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23004
23005 * ggc-common.c (ggc_free_overhead): Allow empty slot.
23006
23007 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23008
23009 * ggc-common.c: Update copyright year.
23010 (ggc_rlimit_bound): Remove prototype. Compile only if
23011 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
23012 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
23013 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
23014 (ggc_min_heapsize_heuristic): Likewise.
23015
23016 2010-05-26 Richard Guenther <rguenther@suse.de>
23017
23018 PR rtl-optimization/44164
23019 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
23020 no-common access-path disambiguation.
23021 (indirect_ref_may_alias_decl_p): Adjust.
23022 (indirect_refs_may_alias_p): Likewise.
23023 (refs_may_alias_p_1): Likewise.
23024
23025 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
23026
23027 * c-typeck.c: Do not include expr.h.
23028
23029 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
23030
23031 * rtl.h (decl_default_tls_model): Move prototype from here...
23032 * output.h: ...to here.
23033 * c-decl.c: Do not include rtl.h.
23034 * c-pragma.c: Likewise.
23035 * c-parser.c: Likewise.
23036 * c-gimplify.c: Likewise. And also not hard-reg-set.
23037 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
23038 FIXME note for it. Add a FIXME note for expr.h.
23039 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
23040 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
23041 defined.
23042
23043 2010-05-26 Jakub Jelinek <jakub@redhat.com>
23044
23045 PR target/44199
23046 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
23047 or total_size is larger than red zone size for non-V4 ABI, emit a
23048 stack_tie resp. frame_tie insn before stack pointer restore.
23049 * config/rs6000/rs6000.md (frame_tie): New insn.
23050
23051 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
23052
23053 * function.h (struct function): Add can_throw_non_call_exceptions bit.
23054 * lto-streamer-in.c (input_function): Stream it in.
23055 * lto-streamer-out.c (output_function): Stream it out.
23056 * function.c (allocate_struct_function): Set it.
23057 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
23058 for flag_non_call_exceptions.
23059 * cfgbuild.c (control_flow_insn_p): Likewise.
23060 (make_edges): Likewise.
23061 * cfgexpand.c (expand_stack_alignment): Likewise.
23062 * combine.c (distribute_notes): Likewise.
23063 * cse.c (cse_extended_basic_block): Likewise.
23064 * except.c (insn_could_throw_p): Likewise.
23065 * gcse.c (simple_mem): Likewise.
23066 * ipa-pure-const.c (check_call): Likewise.
23067 (check_stmt ): Likewise.
23068 * lower-subreg.c (lower-subreg.c): Likewise.
23069 * optabs.c (emit_libcall_block): Likewise.
23070 (prepare_cmp_insn): Likewise.
23071 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
23072 * postreload.c (rest_of_handle_postreload): Likewise.
23073 * reload1.c (reload_as_needed): Likewise.
23074 (emit_input_reload_insns): Likewise.
23075 (emit_output_reload_insns): Likewise.
23076 (fixup_abnormal_edges): Likewise.
23077 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
23078 * store-motion.c (find_moveable_store): Likewise.
23079 * tree-eh.c (stmt_could_throw_p): Likewise.
23080 (tree_could_throw_p): Likewise.
23081 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
23082 * config/arm/arm.c (arm_expand_prologue): Likewise.
23083 (thumb1_expand_prologue): Likewise.
23084 * config/rx/rx.md (cbranchsf4): Likewise.
23085 (cmpsf): Likewise.
23086 * config/s390/s390.c (s390_emit_prologue): Likewise.
23087 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
23088 (inline_forbidden_into_p): New predicate.
23089 (expand_call_inline): Use it to forbid inlining.
23090 (tree_can_inline_p): Likewise.
23091
23092 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
23093
23094 * config/i386/i386-c.c: Do not include rtl.h.
23095 * config/i386/t-i386: Update dependencies.
23096
23097 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
23098
23099 * attribs.c: Do not include rtl.h.
23100 * Makefile.in: Update dependencies.
23101
23102 2010-05-25 Anatoly Sokolov <aesok@post.ru>
23103
23104 * double-int.h (double_int_and): New.
23105 * combine.c (try_combine): Clean up, use double_int_* and
23106 immed_double_int_const functions.
23107
23108 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23109
23110 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
23111 stderr to /dev/null instead of grep -q.
23112 * configure: Regenerate.
23113
23114 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
23115
23116 * Makefile.in (EXCEPT_H): Fix typo.
23117
23118 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
23119
23120 * ira-build.c (update_conflict_hard_reg_costs): New.
23121 (ira_build): Call update_conflict_hard_reg_costs.
23122
23123 2010-05-25 Jakub Jelinek <jakub@redhat.com>
23124
23125 PR debug/41371
23126 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
23127 ENABLE_CHECKING.
23128 (intersect_loc_chains): Walk the s2var's loc_chain together
23129 with s1node chain as long as the locations are equal, don't
23130 call find_loc_in_1pdv in that case.
23131
23132 PR debug/42801
23133 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
23134 (copy_bind_expr): ... instead of here.
23135 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
23136 if the block hasn't been remapped.
23137 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
23138 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
23139
23140 2010-05-25 Richard Guenther <rguenther@suse.de>
23141
23142 PR middle-end/44069
23143 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
23144 out-of-bounds array accesses.
23145
23146 2010-05-25 Richard Guenther <rguenther@suse.de>
23147
23148 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
23149 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
23150 (run_gcc): Re-organize to make cleanup easier.
23151
23152 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23153
23154 * config/s390/s390.c (optimization_options): Fix and move the
23155 flag_prefetch_loop_arrays override ...
23156 (override_options): ... here.
23157
23158 2010-05-25 Joseph Myers <joseph@codesourcery.com>
23159
23160 * diagnostic.c: Don't include plugin.h.
23161 (diagnostic_report_diagnostic): Don't handle plugins specially
23162 here. Pass context to internal_error callback.
23163 * diagnostic.h (struct diagnostic_context): Add context parameter
23164 to internal_error callback.
23165 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
23166 * plugin.h (struct diagnostic_context): Declare.
23167 (warn_if_plugins, plugins_internal_error_function): Declare.
23168 * toplev.c (general_init): Set global_dc->internal_error.
23169 * Makefile.in (diagnostic.o): Update dependencies.
23170
23171 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
23172
23173 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
23174 * config/rs6000/t-darwin64: New.
23175 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
23176 build crt2.
23177
23178 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
23179
23180 PR 44203
23181 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
23182 match the original (and intended) behaviour before r159557. This
23183 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
23184 in two ways.
23185
23186 2010-05-25 Richard Guenther <rguenther@suse.de>
23187
23188 * doc/invoke.texi: Document -Ofast.
23189 * target.h (struct gcc_target): Add handle_ofast.
23190 * target-def.h (TARGET_HANDLE_OFAST): Add.
23191 (TARGET_INITIALIZER): Adjust.
23192 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
23193 * common.opt (Ofast): Add.
23194
23195 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
23196
23197 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
23198 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
23199
23200 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
23201
23202 PR target/43610
23203 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
23204 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
23205 false_rtx. Use false_rtx to compute the correct *ptest for reversed
23206 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
23207
23208 2010-05-25 Jakub Jelinek <jakub@redhat.com>
23209
23210 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
23211 DW_OP_minus with negated offset instead of DW_OP_plus.
23212 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
23213
23214 2010-05-25 Wei Guozhi <carrot@google.com>
23215
23216 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
23217 tst instruction and a new alternative.
23218 * config/arm/constraints.md (Pu): New constraint.
23219
23220 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
23221
23222 * function.c (assign_stack_local_1): Initialize variable
23223 to avoid warning when bootstrapping at -O3.
23224
23225 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
23226
23227 * configure.ac (all_lang_makefiles): Remove everything related to it.
23228 * configure: Regenerate.
23229 * Makefile.in: Fix reference to ada Make-lang.in.
23230 Remove support for LANG_MAKEFILES.
23231
23232 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
23233 Sandra Loosemore <sandra@codesourcery.com>
23234
23235 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
23236 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
23237 description. Add arm_neon_fp16_ok.
23238 (Add Options): Add arm_neon and arm_neon_fp16.
23239
23240 2010-05-24 Joseph Myers <joseph@codesourcery.com>
23241
23242 * diagnostic.c: Don't include flags.h.
23243 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
23244 context parameters. Check flags in the context passed as a parameter.
23245 (diagnostic_build_prefix): Add context parameter. Check
23246 show_column flag in context.
23247 (diagnostic_action_after_output): Check fatal_errors flag in context.
23248 (diagnostic_report_current_module): Check show_column flag in context.
23249 (default_diagnostic_starter): Update call to
23250 diagnostic_build_prefix.
23251 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
23252 (emit_diagnostic): Pass context to permissive_error_kind.
23253 (permerror): Pass context to permissive_error_kind.
23254 * diagnostic.h (struct diagnostic_context): Add show_column,
23255 pedantic_errors, permissive and fatal_errors fields.
23256 (diagnostic_build_prefix): Update prototype.
23257 * langhooks.c
23258 * toplev.c (process_options): Set flags in global_dc from
23259 flag_show_column, flag_pedantic_errors, flag_permissive,
23260 flag_fatal_errors.
23261 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
23262 to diagnostic_build_prefix.
23263 * Makefile.in (diagnostic.o): Update dependencies.
23264
23265 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
23266
23267 * config/i386/ia32intrin.h (__crc32q): Define only if
23268 __SSE4_2__ is defined.
23269
23270 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
23271
23272 PR target/44132
23273 PR middle-end/43602
23274 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
23275 DECL_VISIBILITY_SPECIFIED.
23276 (emutls_decl): Set DECL_PRESERVE_P and copy
23277 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
23278 (emutls_finalize_control_var): New callback.
23279 (emutls_finish): Finalize emutls control variables.
23280 * toplev.c (compile_file): Move the call to emutls_finish ()
23281 before varpool_assemble_pending_decls ().
23282
23283 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
23284
23285 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
23286 added to the preprocessor condition.
23287
23288 2010-05-24 Paul Brook <paul@codesourcery.com>
23289
23290 * gengtype-lex.l: Add HARD_REG_SET.
23291 * expr.c (expand_expr_real_1): Record writes to hard registers.
23292 * function.c (rtl_data): Add asm_clobbers.
23293 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
23294 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
23295 Use crtl->asm_clobbers.
23296
23297 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23298
23299 * doc/makefile.texi (Makefile): Mention stages 'profile'
23300 and 'feedback' for profiledbootstrap.
23301
23302 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
23303
23304 PR target/44245
23305 * config/i386/i386.c (def_builtin): Properly check
23306 OPTION_MASK_ISA_64BIT.
23307
23308 2010-05-23 Joseph Myers <joseph@codesourcery.com>
23309
23310 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
23311 typedefs with different but compatible types. Allow duplicate
23312 typedefs with the same type except for pedantic non-C1X, but give
23313 warning for variably modified types.
23314 * c-typeck.c (tagged_types_tu_compatible_p,
23315 function_types_compatible_p, type_lists_compatible_p,
23316 comptypes_internal): Add parameter different_types_p; set
23317 *different_types_p for different but compatible types. All
23318 callers changed.
23319 (comptypes_check_different_types): New.
23320 * c-tree.h (comptypes_check_different_types): Declare.
23321
23322 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
23323
23324 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
23325 * jump.c: Include basic-block.h.
23326 * profile.c: Likewise.
23327 * tree-profile.c: Likewise.
23328 * coverage.c: Likewise.
23329 * basic-block.h (optimize_function_for_size_p): Move to function.h.
23330 (optimize_function_for_speed_p): Likewise.
23331 * function.h (optimize_function_for_size_p,
23332 optimize_function_for_speed_p): Moved here from basic-block.h.
23333 * Makefile.in: Update dependencies.
23334
23335 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23336
23337 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
23338 before calling make; allow override through $MAKE.
23339 * doc/invoke.texi (Optimize Options): Document override.
23340
23341 2010-05-23 Anatoly Sokolov <aesok@post.ru>
23342
23343 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
23344 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
23345 (rs6000_mode_dependent_address_ptr): Make static.
23346 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
23347 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
23348 Remove.
23349
23350 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
23351
23352 PR target/43869
23353 * config/i386/i386.c: Make sure that the correct regparm is passed.
23354
23355 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
23356
23357 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
23358 * sbitmap.c: ...to here to internalize sbitmap element access.
23359 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
23360 Explain why basic-block.h is included.
23361 * function.h: Include tm.h for CUMULATIVE_ARGS.
23362 * Makefile.in: Update dependencies.
23363
23364 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
23365
23366 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
23367 New core types.
23368 * sbitmap.h (struct sbitmap_def): Do not typedef here.
23369 * sbitmap.c: Include sbitmap.h.
23370 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
23371 hard-reg-set.h. Split everything related to regsets out from here...
23372 * regset.h: ...to here. New file.
23373 * df.h: Include regset.h and sbitmap.h.
23374 * tree-flow.h: Likewise.
23375 * cfgloop.h: Likewise.
23376 * except.h: Do not include sbitmap.h. Include hashtab.h.
23377 * cgraph.h: Include vec.h and function.h.
23378 * reload.h (struct insn_chain): Change types of live_throughout
23379 and dead_or_set from regset_head to bitmap_head.
23380 (compute_use_by_pseudos): Be defined also if regset.h is not included.
23381 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
23382 spilled_regs from regset_head to bitmap_head to avoid dependency
23383 in regset.h.
23384 * sel-sched-ir.h: Include regset.h.
23385 * reload.c: Include df.h before reload.h.
23386 * caller-save.c: Likewise.
23387 * reload1.c: Likewise.
23388 * ira.c: Likewise.
23389 (mark_elimination): Update type of r to bitmap, consistent with
23390 DF_LR_IN.
23391 * dominance.c: Include bitmap.h.
23392 * modulo-sched.c: Include df.h.
23393 * cfganal.c: Include bitmap.h and sbitmap.h.
23394 * cfgbuild.c: Include sbitmap.h.
23395 * lcm.c: Include sbitmap.h.
23396 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
23397 * domwalk.c: Include sbitmap.h, exclude ggc.h.
23398 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
23399 * cselib.c: Include bitmap.h.
23400 * tree-optimize.c: Include regset.h.
23401 * stmt.c: Include bitmap.h.
23402 * Makefile.in: Update dependencies.
23403
23404 2010-05-22 Jan Hubicka <jh@suse.cz>
23405
23406 * cgraph.h (struct varpool_node): Add same_comdat_group.
23407 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
23408 pointer.
23409 (output_varpool): Update call of lto_output_varpool_node.
23410 (input_varpool): Read same_comdat_group pointer.
23411 (input_varpool_1): Fixup same_comdat_group pointer.
23412 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
23413 group is needed, all are.
23414 * varpool.c (varpool_remove_node): Remove node from same comdat group
23415 linklist too.
23416 (varpool_analyze_pending_decls): Walk same comdat groups.
23417
23418 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
23419
23420 * rtl.h (union rtunion_def): Remove rt_bit member.
23421 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
23422 * print-rtl (print_rtx): Do not print the member.
23423 * gengtype.c (adjust_field_rtx_def): Do not handle it.
23424 * gengenrtl.c (type_from_format): Likewise.
23425 (accessor_from_format): Likewise.
23426
23427 2010-05-22 Joseph Myers <joseph@codesourcery.com>
23428
23429 * dbgcnt.c: Include toplev.h instead of errors.h.
23430 * ira-emit.c: Don't include errors.h.
23431 * ira.c: Include toplev.h instead of errors.h.
23432 * lto-compress.c: Include toplev.h instead of errors.h.
23433 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
23434 ira.o, dbgcnt.o): Update dependencies.
23435
23436 2010-05-22 Richard Guenther <rguenther@suse.de>
23437
23438 * gimple.c (gimple_types_compatible_p): Check type qualifications
23439 before merging pointer to complete and pointer to incomplete type.
23440 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
23441 we use our own resolution algorithm. The gold linker plugin
23442 doesn't do the job we want it to do here.
23443
23444 2010-05-22 Anatoly Sokolov <aesok@post.ru>
23445
23446 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
23447 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
23448 (sparc_mode_dependent_address_p): New function.
23449
23450 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
23451
23452 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
23453
23454 * timevar.c: Do not include any core headers.
23455 (timevar_print): De-i18n-ize.
23456 (print_time): Likewise.
23457 * timevar.h (timevar_push, timevar_pop): Make inline functions.
23458
23459 2010-05-21 Joseph Myers <joseph@codesourcery.com>
23460
23461 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
23462 langhooks-def.h.
23463 (diagnostic_initialize): Initialize x_data not last_function.
23464 (diagnostic_report_current_function): Move to tree-diagnostic.c.
23465 (default_diagnostic_starter): Call
23466 diagnostic_report_current_module not
23467 diagnostic_report_current_function.
23468 (diagnostic_report_diagnostic): Initialize x_data not
23469 abstract_origin.
23470 (verbatim): Likewise.
23471 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
23472 x_data.
23473 (struct diagnostic_context): Change last_function to x_data.
23474 (diagnostic_auxiliary_data): Replace with
23475 diagnostic_context_auxiliary_data and
23476 diagnostic_info_auxiliary_data.
23477 (diagnostic_last_function_changed, diagnostic_set_last_function,
23478 diagnostic_report_current_function): Move to tree-diagnostic.h.
23479 (print_declaration, dump_generic_node, print_generic_stmt,
23480 print_generic_stmt_indented, print_generic_expr,
23481 print_generic_decl, debug_c_tree, dump_omp_clauses,
23482 print_call_name, debug_generic_expr, debug_generic_stmt,
23483 debug_tree_chain, default_tree_printer): Move to
23484 tree-pretty-print.h.
23485 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
23486 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
23487 gimple-pretty-print.h.
23488 * pretty-print.c: Don't include tree.h
23489 (pp_base_format): Don't handle %K here.
23490 (pp_base_tree_identifier): Move to tree-pretty-print.c.
23491 * pretty-print.h (text_info): Change abstract_origin to x_data.
23492 (pp_tree_identifier, pp_unsupported_tree,
23493 pp_base_tree_identifier): Move to tree-pretty-print.h.
23494 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
23495 tree-pretty-print.h: New files.
23496 * tree-pretty-print.c: Include tree-pretty-print.h.
23497 (percent_K_format): New. Moved from pretty-print.c.
23498 (pp_base_tree_identifier): Move from pretty-print.c.
23499 * c-objc-common.c: Include tree-pretty-print.h.
23500 (c_tree_printer): Handle %K here.
23501 * langhooks.c: Include tree-diagnostic.h.
23502 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
23503 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
23504 (default_tree_printer): Handle %K using percent_K_format.
23505 (general_init): Use default_tree_diagnostic_starter.
23506 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
23507 (free_lang_data): Use default_tree_diagnostic_starter.
23508 * c-pretty-print.c: Include tree-pretty-print.h.
23509 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
23510 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
23511 * dwarf2out.c: Include tree-pretty-print.h.
23512 * except.c: Include tree-pretty-print.h.
23513 * gimple-pretty-print.c: Include tree-pretty-print.h and
23514 gimple-pretty-print.h.
23515 * gimplify.c: Include tree-pretty-print.h.
23516 * graphite-poly.c: Include tree-pretty-print.h and
23517 gimple-pretty-print.h.
23518 * ipa-cp.c: Include tree-pretty-print.h.
23519 * ipa-inline.c: Include gimple-pretty-print.h.
23520 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
23521 * ipa-pure-const.c: Include gimple-pretty-print.h.
23522 * ipa-struct-reorg.c: Include tree-pretty-print.h and
23523 gimple-pretty-print.h.
23524 * ipa-type-escape.c: Include tree-pretty-print.h.
23525 * print-rtl.c: Include tree-pretty-print.h.
23526 * print-tree.c: Include gimple-pretty-print.h.
23527 * sese.c: Include tree-pretty-print.h.
23528 * tree-affine.c: Include tree-pretty-print.h.
23529 * tree-browser.c: Include tree-pretty-print.h.
23530 * tree-call-cdce.c: Include gimple-pretty-print.h.
23531 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
23532 * tree-chrec.c: Include tree-pretty-print.h.
23533 * tree-data-ref.c: Include tree-pretty-print.h and
23534 gimple-pretty-print.h.
23535 * tree-dfa.c: Include tree-pretty-print.h.
23536 * tree-if-conv.c: Include tree-pretty-print.h and
23537 gimple-pretty-print.h.
23538 * tree-inline.c: Include tree-pretty-print.h.
23539 * tree-into-ssa.c: Include tree-pretty-print.h and
23540 gimple-pretty-print.h.
23541 * tree-nrv.c: Include tree-pretty-print.h.
23542 * tree-object-size.c: Include tree-pretty-print.h and
23543 gimple-pretty-print.h.
23544 * tree-outof-ssa.c: Include tree-pretty-print.h and
23545 gimple-pretty-print.h.
23546 * tree-parloops.c: Include tree-pretty-print.h and
23547 gimple-pretty-print.h.
23548 * tree-predcom.c: Include tree-pretty-print.h and
23549 gimple-pretty-print.h.
23550 * tree-scalar-evolution.c: Include tree-pretty-print.h and
23551 gimple-pretty-print.h.
23552 * tree-sra.c: Include tree-pretty-print.h.
23553 * tree-ssa-address.c: Include tree-pretty-print.h.
23554 * tree-ssa-alias.c: Include tree-pretty-print.h.
23555 * tree-ssa-ccp.c: Include tree-pretty-print.h and
23556 gimple-pretty-print.h.
23557 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
23558 * tree-ssa-copy.c: Include tree-pretty-print.h and
23559 gimple-pretty-print.h.
23560 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
23561 * tree-ssa-dce.c: Include tree-pretty-print.h and
23562 gimple-pretty-print.h.
23563 * tree-ssa-dom.c: Include tree-pretty-print.h and
23564 gimple-pretty-print.h.
23565 * tree-ssa-dse.c: Include gimple-pretty-print.h.
23566 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
23567 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
23568 * tree-ssa-live.c: Include tree-pretty-print.h and
23569 gimple-pretty-print.h.
23570 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
23571 gimple-pretty-print.h.
23572 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
23573 gimple-pretty-print.h.
23574 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
23575 gimple-pretty-print.h.
23576 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
23577 gimple-pretty-print.h.
23578 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
23579 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
23580 * tree-ssa-operands.c: Include tree-pretty-print.h and
23581 gimple-pretty-print.h.
23582 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
23583 gimple-pretty-print.h.
23584 * tree-ssa-pre.c: Include tree-pretty-print.h and
23585 gimple-pretty-print.h.
23586 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
23587 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
23588 gimple-pretty-print.h.
23589 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
23590 gimple-pretty-print.h.
23591 * tree-ssa-sink.c: Include gimple-pretty-print.h.
23592 * tree-ssa-ter.c: Include tree-pretty-print.h and
23593 gimple-pretty-print.h.
23594 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
23595 * tree-ssa.c: Include tree-pretty-print.h and
23596 gimple-pretty-print.h.
23597 * tree-stdarg.c: Include gimple-pretty-print.h.
23598 * tree-switch-conversion.c: Include gimple-pretty-print.h.
23599 * tree-tailcall.c: Include tree-pretty-print.h and
23600 gimple-pretty-print.h.
23601 * tree-vect-data-refs.c: Include tree-pretty-print.h and
23602 gimple-pretty-print.h.
23603 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
23604 gimple-pretty-print.h.
23605 * tree-vect-loop.c: Include tree-pretty-print.h and
23606 gimple-pretty-print.h.
23607 * tree-vect-patterns.c: Include gimple-pretty-print.h.
23608 * tree-vect-slp.c: Include tree-pretty-print.h and
23609 gimple-pretty-print.h.
23610 * tree-vect-stmts.c: Include tree-pretty-print.h and
23611 gimple-pretty-print.h.
23612 * tree-vectorizer.c: Include tree-pretty-print.h.
23613 * tree-vrp.c: Include tree-pretty-print.h and
23614 gimple-pretty-print.h.
23615 * value-prof.c: Include tree-pretty-print.h and
23616 gimple-pretty-print.h.
23617 * var-tracking.c: Include tree-pretty-print.h.
23618 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
23619 (tree-diagnostic.o): New dependencies.
23620 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
23621 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
23622 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
23623 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
23624 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
23625 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
23626 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
23627 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
23628 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
23629 tree-ssa-address.o, tree-ssa-loop-niter.o,
23630 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
23631 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
23632 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
23633 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
23634 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
23635 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
23636 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
23637 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
23638 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
23639 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
23640 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
23641 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
23642 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
23643 tree-switch-conversion.o, var-tracking.o, value-prof.o,
23644 cfgexpand.o, pretty-print.o): Update dependencies.
23645
23646 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
23647
23648 * tree-ssa-structalias.c: Remove tm_p.h from include.
23649
23650 2010-05-21 Jeff Law <law@redhat.com>
23651
23652 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
23653
23654 2010-05-21 Jason Merrill <jason@redhat.com>
23655
23656 * tree-eh.c (cleanup_is_dead_in): New.
23657 (lower_try_finally): Don't generate a dead cleanup region.
23658 (lower_cleanup): Likewise.
23659
23660 2010-05-21 Jakub Jelinek <jakub@redhat.com>
23661
23662 PR debug/44223
23663 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
23664 unchain each use from the cyclic next_regno_use chain first.
23665
23666 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
23667
23668 * real: Do not include gmp.h, mpfr.h, and mpc.h.
23669 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
23670 (real_value_negate, real_value_abs): New prototypes.
23671 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
23672 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
23673 new include file for interface between MPFR and REAL_VALUE_TYPE.
23674 * real.c: Include realmpfr.h.
23675 (real_arithmetic2): Remove legacy function.
23676 (real_value_negate): New.
23677 (real_value_abs): New.
23678 (mfpr_from_real, real_from_mpfr): Move from here...
23679 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
23680 * builtins.c: Include realmpfr.h.
23681 * fold-const.c: Include realmpfr.h.
23682 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
23683 (fold_negate_const): Likewise.
23684 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
23685 * toplev.c: Include realmpfr.h.
23686 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
23687 and real_value_negate.
23688 * fixed-value.c (check_real_for_fixed_mode): Likewise.
23689 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
23690 (vfp3_const_double_index): Likewise.
23691 (arm_print_operand): Likewise.
23692 * Makefile.in: Update dependencies.
23693
23694 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23695
23696 * config/s390/s390.c (override_options): Increase the default
23697 of max-completely-peel-times.
23698
23699 2010-05-21 Julian Brown <julian@codesourcery.com>
23700 Mark Mitchell <mark@codesourcery.com>
23701
23702 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
23703 sibling calls for Thumb-1.
23704 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
23705 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
23706 Thumb-2.
23707 (*call_insn, *call_value_insn): Don't use for Thumb-2.
23708 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
23709 for Thumb-2.
23710 (return): New expander.
23711 (*arm_return): New name for ARM return insn.
23712 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
23713
23714 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
23715
23716 * config.gcc (sparc64-*-rtems*): New target.
23717
23718 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
23719
23720 * tree.c (build_function_decl_skip_args): Fix grammar.
23721 (build_function_type_list_1): Fix typos, adjust formatting.
23722
23723 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
23724
23725 * tree.h: Include real.h and fixed-value.h as basic datatypes.
23726 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
23727 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
23728 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
23729 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
23730 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
23731 tree-pretty-print.c, tree-loop-distribution.c,
23732 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
23733 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
23734 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
23735 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
23736 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
23737 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
23738 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
23739 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
23740 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
23741 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
23742 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
23743 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
23744 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
23745 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
23746 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
23747 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
23748 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
23749 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
23750 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
23751 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
23752 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
23753 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
23754 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
23755 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
23756 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
23757 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
23758 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
23759 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
23760 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
23761 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
23762 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
23763 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
23764 config/score/score7.c, config/score/score.c, config/arm/arm.c,
23765 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
23766 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
23767 config/bfin/bfin.c: Clean up redundant includes.
23768 * Makefile.in: Update accordingly.
23769
23770 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
23771
23772 PR middle-end/44204
23773 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
23774 statement has no arguments.
23775
23776 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
23777
23778 PR/44139
23779 * varasm.c (emutls_decl): Merge attributes to new decl.
23780
23781 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
23782
23783 PR middle-end/44101
23784 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
23785 around the uniquized constructor if its type requires a conversion.
23786
23787 2010-05-21 Jakub Jelinek <jakub@redhat.com>
23788
23789 PR debug/44205
23790 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
23791 at -O0 goto_locus of any of the incoming edges differs from
23792 goto_locus of outgoing edge, or gimple_location of any of the
23793 labels differs.
23794
23795 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
23796
23797 * ira.c (ira_non_ordered_class_hard_regs): Define.
23798 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
23799 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
23800 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
23801 cost of unaligned hard regs when allocating multi-reg pseudos.
23802
23803 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
23804
23805 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
23806 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
23807 for TARGET_NO_FLOAT.
23808 * config/mips/mips.c (mips_file_start): Expand conditional expression
23809 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
23810 (mips_override_options): Move -mno-float override -msoft-float and
23811 -mhard-float.
23812 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
23813 Condition(TARGET_SUPPORTS_NO_FLOAT).
23814 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
23815 __mips_no_float here.
23816 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
23817 (TARGET_SUPPORTS_NO_FLOAT): Define.
23818 * config/mips/sdemtk.opt: Delete.
23819
23820 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23821
23822 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
23823
23824 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
23825
23826 PR target/43733
23827 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
23828 * configure: Regenerate.
23829 * config.in: Regenerate.
23830 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
23831 instead of sahf only for 64bit targets.
23832
23833 2010-05-20 Jakub Jelinek <jakub@redhat.com>
23834
23835 PR debug/44178
23836 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
23837 setup_ref_regs for DEBUG_INSNs.
23838
23839 2010-05-20 Jan Hubicka <jh@suse.cz>
23840
23841 PR middle-end/44197
23842 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
23843
23844 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
23845
23846 PR bootstrap/43870
23847 * df-scan.c (df_ref_compare): Stabilize sort.
23848
23849 2010-05-20 Jakub Jelinek <jakub@redhat.com>
23850
23851 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
23852 argument. Don't use DW_OP_piece if offset is non-zero,
23853 put offset into second DW_OP_bit_piece argument.
23854 (dw_sra_loc_expr): Adjust callers. For memory expressions
23855 compute offset.
23856
23857 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
23858
23859 PR target/44202
23860 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
23861 settings for 16-bit-constant "addo" alternative.
23862
23863 2010-05-19 James E. Wilson <wilson@codesourcery.com>
23864
23865 * config/mips/mips-dsp.md (add<DSPV:mode>3,
23866 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
23867
23868 PR target/43764
23869 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
23870 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
23871 Use it.
23872
23873 2010-05-19 Joseph Myers <joseph@codesourcery.com>
23874
23875 * diagnostic.c (FLOAT, FFS): Don't undefine.
23876 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
23877 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
23878 include ordering.
23879
23880 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
23881
23882 * combine.c (propagate_for_debug): Call make_compound_operation
23883 on the source value.
23884 (try_combine): When implementing a split chosen by find_split_point,
23885 either copy i2src or set it to null. Assert that i2src is not null
23886 before substituting into CALL_INSN_FUNCTION_USAGE.
23887
23888 2010-05-19 Anatoly Sokolov <aesok@post.ru>
23889
23890 * double-int.h (double_int_ior): New function.
23891 * tree.h (build_int_cst_wide_type): Remove.
23892 * tree.c (build_int_cst_wide_type): Remove.
23893 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
23894 of build_int_cst_wide_type.
23895 * stor-layout.c (set_sizetype): (Ditto.).
23896 * dojump.c (do_jump): Use build_int_cstu instead of
23897 build_int_cst_wide_type.
23898
23899 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
23900
23901 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
23902 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
23903 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
23904 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
23905 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
23906 propagate the 'data' argument to copy_tree_r.
23907 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
23908 Propagate 'data' argument to walk_tree.
23909 (copy_if_shared): New function.
23910 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
23911 (unmark_visited): New function.
23912 (unshare_body): Call copy_if_shared instead of doing it manually.
23913 (unvisit_body): Call unmark_visited instead of doing it manually.
23914
23915 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
23916
23917 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
23918 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
23919 * hooks.c: Likewise.
23920 * target-def.h (TARGET_FOLD_BUILTIN): Define to
23921 hook_tree_tree_int_treep_bool_null.
23922 * target.h (struct gcc_target): Update signature of fold_builtin
23923 field.
23924 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
23925 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
23926 instead of the call expression.
23927 (fold_builtin_call_array): Pass n and argarray directly.
23928 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
23929 consing a list.
23930 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
23931 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
23932 `i' and use it in place of `arity'.
23933 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
23934 Dereference `args' directly.
23935 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
23936
23937 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23938
23939 * doc/sourcebuild.texi (Effective-Target Keywords): Document
23940 3dnow, sse3, sse2.
23941 (Directives): Document optional dg-require-effective-target
23942 selector.
23943
23944 2010-05-19 Richard Guenther <rguenther@suse.de>
23945
23946 PR lto/44196
23947 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
23948
23949 2010-05-19 Richard Guenther <rguenther@suse.de>
23950
23951 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
23952 * common.opt (fwhopr=): New.
23953 * opts.c (common_handle_option): Handle OPT_fwhopr.
23954 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
23955 * collect2.c (main): Match -fwhopr*.
23956 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
23957 Execute ltrans stage in parallel when jobs is bigger than 1.
23958
23959 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23960
23961 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
23962 pentiumpro on Solaris 8/x86 with Sun as.
23963 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
23964 hidden alias bug.
23965 (gcc_cv_as_ix86_quad): Check for .quad directive.
23966 * configure: Regenerate.
23967 * config.in: Regenerate.
23968 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
23969
23970 2010-05-19 Martin Jambor <mjambor@suse.cz>
23971
23972 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
23973 also for indirect edges. Actual printing moved...
23974 (ipa_print_node_jump_functions_for_edge): ...here.
23975 (ipa_compute_jump_functions): Renamed to
23976 ipa_compute_jump_functions_for_edge and made static.
23977 (ipa_compute_jump_functions): New function.
23978 (make_edge_direct_to_target): Check if the number of arguments on
23979 the newly direct edge is the same as the number of parametrs of
23980 the callee.
23981 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
23982 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
23983 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
23984 analysis functions unconditionally, call the new
23985 ipa_analyze_params_uses on the node instead of every edge.
23986
23987 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
23988
23989 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
23990 to tree.
23991 (dump_mem_ref): Adopt debug code to handle a tree as step. This
23992 also checks for a constant int vs. non-constant but
23993 loop-invariant steps.
23994 (find_or_create_group): Change the sort algorithm to only consider
23995 steps that are constant ints.
23996 (idx_analyze_ref): Adopt code to handle a tree instead of a
23997 HOST_WIDE_INT for step.
23998 (gather_memory_references_ref): Handle tree instead of int and be
23999 prepared to see a NULL_TREE.
24000 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
24001 prefetches if the step cannot be calculated at compile time.
24002 (issue_prefetch_ref): Issue prefetches for non-constant but
24003 loop-invariant steps.
24004
24005 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
24006
24007 Revert:
24008 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
24009
24010 * tree.h (build_call_list): Remove.
24011 * tree.c (build_call_list): Remove.
24012
24013 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
24014
24015 * tree.h (build_call_list): Remove.
24016 * tree.c (build_call_list): Remove.
24017
24018 2010-05-18 Jan Hubicka <jh@suse.cz>
24019
24020 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
24021
24022 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
24023
24024 PR rtl-optimization/43332
24025 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
24026
24027 2010-05-18 Anatoly Sokolov <aesok@post.ru>
24028
24029 * tree.h (build_int_cstu): Implement as static inline.
24030 * tree.c (build_int_cstu): Remove function.
24031 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
24032 sign extended.
24033
24034 2010-05-18 Richard Guenther <rguenther@suse.de>
24035
24036 PR lto/44143
24037 * lto-wrapper.c (verbose): New variable. Initialize from -v.
24038 (debug): Initialize from -save-temps.
24039 (collect_execute): Print command-line when verbose.
24040 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
24041 for ltrans invocation. Produce -dumpbase flag again.
24042 (process_args): Remove.
24043 (main): Simplify.
24044 * collect2.c (maybe_run_lto_and_relink): Only pass object
24045 files to lto-wrapper.
24046 * gcc.c (LINK_COMMAND_SPEC): Likewise.
24047
24048 2010-05-18 Jan Hubicka <jh@suse.cz>
24049
24050 * opts.c (decode_options): Do not disable whopr at ipa_cp.
24051 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
24052
24053 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
24054
24055 PR lto/44184
24056 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
24057 in a GIMPLE_ASM.
24058 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
24059 in a GIMPLE_ASM.
24060
24061 2010-05-18 Jakub Jelinek <jakub@redhat.com>
24062
24063 PR debug/41371
24064 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
24065 rtx_equal_p inline.
24066
24067 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
24068
24069 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
24070 lto-macho as lto_binary_reader.
24071
24072 * darwin.c (darwin_asm_named_section): Do not add assembler comment
24073 after .section directive; just print it before the directive instead.
24074
24075 2010-05-17 Jan Hubicka <jh@suse.cz>
24076
24077 * cgraph.c (cgraph_create_virtual_clone): Only check
24078 versionable_function_p when not in wpa and checking is enabled.
24079 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
24080 there are no more functions to materialize.
24081
24082 2010-05-17 Jan Hubicka <jh@suse.cz>
24083
24084 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
24085 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
24086 New functions.
24087 (output_cgraph): Call output_cgraph_opt_summary.
24088 (input_cgrpah): Call input_cgraph_opt_summary.
24089 (output_cgraph_opt_summary_p, output_node_opt_summary,
24090 input_node_opt_summary, input_cgraph_opt_section): New functions.
24091 * lto-section-in.c (lto_section_name): Add cgraphopt.
24092 * tree-inline.c (tree_function_versioning): Handle parm_num.
24093 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
24094 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
24095
24096 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
24097
24098 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
24099 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
24100 the insn to prefetch ratio heuristic to loops with known trip count.
24101
24102 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
24103
24104 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
24105 (schedule_prefetches): Do not generate a prefetch if the unroll factor
24106 is far from what is required by the prefetch.
24107
24108 2010-05-17 Jan Hubicka <jh@suse.cz>
24109
24110 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
24111 (ipcp_estimate_growth): Likewise.
24112 (ipcp_const_param_count): Likewise.
24113 (ipcp_insert_stage): Likewise.
24114 * ipa-prop.c (visit_load_for_mod_analysis): New function.
24115 (visit_store_addr_for_mod_analysis): Set used flag.
24116 (ipa_detect_param_modifications): Set used flag for SSE params;
24117 update use of walk_stmt_load_store_addr_ops.
24118 (ipa_print_node_params): Print used flag.
24119 (ipa_write_node_info): Stream used flag.
24120 (ipa_read_node_info): Likewise.
24121 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
24122 (ipa_is_param_used): New function.
24123 (lto_ipa_fixup_call_notes): Remove unused declaration.
24124
24125 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24126
24127 PR target/44074
24128 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
24129 * configure: Regenerate.
24130 * config.in: Regenerate.
24131 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
24132 !HAVE_AS_IX86_REP_LOCK_PREFIX.
24133 Don't emit whitespace.
24134 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
24135 (*rep_movsi): Likewise.
24136 (*rep_movsi_rex64): Likewise.
24137 (*rep_movqi): Likewise.
24138 (*rep_movqi_rex64): Likewise.
24139 (*rep_stosdi_rex64): Likewise.
24140 (*rep_stossi): Likewise.
24141 (*rep_stossi_rex64): Likewise.
24142 (*rep_stosqi): Likewise.
24143 (*rep_stosqi_rex64): Likewise.
24144 (*cmpstrnqi_nz_1): Use {%;} after repz.
24145 (*cmpstrnqi_nz_rex_1): Likewise.
24146 (*cmpstrnqi_1): Likewise.
24147 (*cmpstrnqi_rex_1): Likewise.
24148 (*strlenqi_1): Use {%;} after repnz.
24149 (*strlenqi_rex_1): Likewise.
24150 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
24151 (*sync_compare_and_swap<mode>): Likewise.
24152 (sync_double_compare_and_swap<mode>): Likewise.
24153 (*sync_double_compare_and_swapdi_pic): Likewise.
24154 (sync_old_add<mode>): Likewise.
24155 (sync_add<mode>): Likewise.
24156 (sync_sub<mode>): Likewise.
24157 (sync_<code><mode>): Likewise.
24158
24159 2010-05-17 Martin Jambor <mjambor@suse.cz>
24160
24161 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
24162 otr_token and polymorphic.
24163 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
24164 (cgraph_clone_edge): Copy the above fields.
24165 * tree.c (get_binfo_at_offset): New function.
24166 * tree.h (get_binfo_at_offset): Declare.
24167 * ipa-prop.h (enum jump_func_type): Added known_type jump function
24168 type, reordered items, updated comments.
24169 (union jump_func_value): Added base_type field, reordered fields.
24170 (enum ipa_lattice_type): Moved down in the file.
24171 (struct ipa_param_descriptor): New field polymorphic.
24172 (ipa_is_param_polymorphic): New function.
24173 * ipa-prop.c: Include gimple.h and gimple-fold.h.
24174 (ipa_print_node_jump_functions): Print known type jump functions.
24175 (compute_complex_pass_through): Renamed to...
24176 (compute_complex_assign_jump_func): this.
24177 (compute_complex_ancestor_jump_func): New function.
24178 (compute_known_type_jump_func): Likewise.
24179 (compute_scalar_jump_functions): Create known type and complex ancestor
24180 jump functions.
24181 (ipa_note_param_call): New parameter polymorphic, set the corresponding
24182 flag in the call note accordingly.
24183 (ipa_analyze_call_uses): Renamed to...
24184 (ipa_analyze_indirect_call_uses): this. New parameter target, define
24185 variable var only in the block where it is used.
24186 (ipa_analyze_virtual_call_uses): New function.
24187 (ipa_analyze_call_uses): Likewise.
24188 (combine_known_type_and_ancestor_jfs): Likewise.
24189 (update_jump_functions_after_inlining): Implemented handling of a
24190 number of new jump function types combination.
24191 (print_edge_addition_message): Removed.
24192 (make_edge_direct_to_target): New function.
24193 (try_make_edge_direct_simple_call): Likewise.
24194 (try_make_edge_direct_virtual_call): Likewise.
24195 (update_call_notes_after_inlining): Renamed to...
24196 (update_indirect_edges_after_inlining): this. Moved edge creation for
24197 indirect calls to try_make_edge_direct_simple_call, also calls
24198 try_make_edge_direct_virtual_call for virtual calls.
24199 (ipa_print_node_params): Changed the header message.
24200 (ipa_write_jump_function): Stream also known type jump functions.
24201 (ipa_read_jump_function): Likewise.
24202 (ipa_write_indirect_edge_info): Stream new fields in
24203 cgraph_indirect_call_info.
24204 (ipa_read_indirect_edge_info): Likewise.
24205 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
24206 GIMPLE_FOLD_H.
24207
24208 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24209
24210 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
24211
24212 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
24213
24214 * tree.h (CALL_EXPR_ARGS): Delete.
24215 (call_expr_arglist): Delete.
24216 * tree.c (call_expr_arglist): Delete.
24217 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
24218 targetm.fold_builtin.
24219 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
24220 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
24221 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
24222 arglist parameter. Use CALL_EXPR_ARG.
24223 (picochip_expand_builtin_3op): Likewise.
24224 (picochip_expand_builtin_2opvoid): Likewise.
24225 (picochip_expand_array_get): Likewise.
24226 (picochip_expand_array_put): Likewise.
24227 (picochip_expand_array_testport): Likewise.
24228 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
24229 rather than arglist.
24230 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
24231 CALL_EXPR_ARGS.
24232 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
24233 than TREE_VALUE and TREE_CHAIN.
24234 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
24235 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
24236 the arglist.
24237
24238 2010-05-17 Jakub Jelinek <jakub@redhat.com>
24239
24240 PR bootstrap/42347
24241 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
24242 to have no fallthru edge.
24243
24244 PR middle-end/44102
24245 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
24246 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
24247 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
24248 add BARRIER after previous bb if needed.
24249
24250 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
24251
24252 * tree.c (build_function_type_list_1): Remove bogus assert condition.
24253
24254 2010-05-17 Alan Modra <amodra@gmail.com>
24255
24256 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
24257 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
24258 with copy_reg rtx param.
24259 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
24260 Correct cases where code for ABI_V4 did not initialise the reg
24261 used to access frame. Also leave frame_reg_rtx as sp for large
24262 frames that save no regs.
24263
24264 2010-05-17 Martin Jambor <mjambor@suse.cz>
24265
24266 PR middle-end/44133
24267 * tree-sra.c (create_access_replacement): New parameter rename, mark
24268 the replaement for renaming only when it is true.
24269 (get_access_replacement): Pass true in the rename parameter of
24270 create_access_replacement.
24271 (get_unrenamed_access_replacement): New function.
24272 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
24273 replacement declaration from it.
24274
24275 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
24276
24277 * function.c (try_fit_stack_local, add_frame_space): New static
24278 functions.
24279 (assign_stack_local_1): Use them. Look for opportunities to use
24280 space previously wasted on alignment.
24281 * function.h (struct frame_space): New.
24282 (struct rtl_data): Add FRAME_SPACE_LIST member.
24283 * reload1.c (something_was_spilled): New static variable.
24284 (alter_reg): Set it.
24285 (reload): Test it in addition to testing if the frame size changed.
24286
24287 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
24288
24289 * config/s390/s390.c: Define sane prefetch settings and activate
24290 flag_prefetch_loop_arrays on -O3.
24291 * config/s390/s390.h: Declare that read can use write prefetch.
24292
24293 2010-05-17 Jakub Jelinek <jakub@redhat.com>
24294
24295 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
24296 build.
24297
24298 2010-05-16 Jan Hubicka <jh@suse.cz>
24299
24300 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
24301 function body; do not check stdarg field of struct function.
24302
24303 2010-05-16 Jan Hubicka <jh@suse.cz>
24304
24305 * cgraph.c (dump_cgraph_node): Dump versionable flag.
24306 * cgraph.h (cgraph_local_info): Add versionable flag.
24307 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
24308 (ipcp_versionable_function_p): Use it.
24309 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
24310 versionable flag.
24311
24312 2010-05-16 Jan Hubicka <jh@suse.cz>
24313
24314 * cgraph.c (cgraph_clone_node): Take decl argument and insert
24315 clone into hash when it is different from orig.
24316 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
24317 * cgraph.h (cgraph_clone_node): Update prototype.
24318 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
24319 (lto_cgraph_encoder_delete): Delete body map.
24320 (lto_cgraph_encoder_size): Move to header.
24321 (lto_cgraph_encoder_encode_body_p,
24322 lto_set_cgraph_encoder_encode_body): New.
24323 (lto_output_node): Do not take written_decls argument; output clone_of
24324 pointer.
24325 (add_node_to): Add include_body_argument; call
24326 lto_set_cgraph_encoder_encode_body on master of the clone.
24327 (add_references): Update use of add_node_to.
24328 (compute_ltrans_boundary): Likewise.
24329 (output_cgraph): Do not create written_decls bitmap.
24330 (input_node): Take nodes argument; stream in clone_of correctly.
24331 (input_cgraph_1): Update use of input_node.
24332 * lto-streamer-out.c (lto_output): Use encoder info to decide
24333 what bodies to output.
24334 * ipa-inline.c (cgraph_clone_inlined_nodes,
24335 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
24336 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
24337 (lto_cgraph_encoder_size): Define here.
24338 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
24339 Declare.
24340
24341 2010-05-16 Richard Guenther <rguenther@suse.de>
24342
24343 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
24344 -fipa-type-escape.
24345 * ipa-type-escape.c (gate_type_escape_vars): Run when
24346 -fipa-struct-reorg runs.
24347 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
24348 * common.opt (fipa-type-escape): Remove.
24349
24350 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
24351
24352 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
24353 (decode_options): Likewise.
24354 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
24355
24356 2010-05-16 Jan Hubicka <jh@suse.cz>
24357
24358 * ipa.c (function_and_variable_visibility): Also bring local all
24359 aliases.
24360
24361 2010-05-16 Richard Guenther <rguenther@suse.de>
24362
24363 * alias.c (nonoverlapping_memrefs_p): Remove use of
24364 IPA type-escape information.
24365
24366 2010-05-16 Joseph Myers <joseph@codesourcery.com>
24367
24368 * c-common.c (c_common_reswords): Add _Static_assert for C.
24369 * c-parser.c (c_token_starts_declaration,
24370 c_parser_next_token_starts_declaration,
24371 c_parser_static_assert_declaration_no_semi,
24372 c_parser_static_assert_declaration): New.
24373 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
24374 Handle static assertions if static_assert_ok.
24375 (c_parser_external_declaration, c_parser_declaration_or_fndef,
24376 c_parser_compound_statement_nostart, c_parser_label,
24377 c_parser_for_statement, c_parser_objc_methodprotolist,
24378 c_parser_omp_for_loop): All callers of
24379 c_parser_declaration_or_fndef changed.
24380 (c_parser_struct_declaration): Handle static assertions.
24381 (c_parser_compound_statement_nostart): Use
24382 c_parser_next_token_starts_declaration and
24383 c_token_starts_declaration to detect start of declarations.
24384 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
24385 Likewise.
24386
24387 2010-05-16 Anatoly Sokolov <aesok@post.ru>
24388
24389 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
24390 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
24391 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
24392 TARGET_FUNCTION_VALUE_REGNO_P): Define.
24393 (mmix_function_outgoing_value): Rename to...
24394 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
24395 (mmix_function_value_regno_p): Make static.
24396 (mmix_libcall_value): New function.
24397 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
24398 mmix_function_value_regno_p): Remove declaration.
24399
24400 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
24401
24402 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
24403 BUILT_IN_ALLOCA if stack checking is enabled.
24404
24405 2010-05-16 Richard Guenther <rguenther@suse.de>
24406
24407 * var-tracking.c (vars_copy_1): Inline ...
24408 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
24409 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
24410 (variable_merge_over_cur): Adjust. Merge asserts.
24411 (variable_merge_over_src): Likewise.
24412 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
24413 (variable_post_merge_new_vals): Merge asserts.
24414 (variable_post_merge_perm_vals): Likewise.
24415 (find_mem_expr_in_1pdv): Likewise.
24416 (dataflow_set_different_value): Remove.
24417 (onepart_variable_different_p): Merge asserts.
24418 (variable_different_p): Likewise.
24419 (dataflow_set_different_1): Inline ...
24420 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
24421 (emit_notes_for_differences_1): Merge asserts.
24422
24423 2010-05-16 Richard Guenther <rguenther@suse.de>
24424
24425 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
24426 * optabs.c (libfunc_decl_hash): Likewise.
24427 * varasm.c (emutls_decl): Likewise.
24428
24429 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
24430
24431 * c-decl.c: Don't include gimple.h.
24432 (merge_decls): Do not copy gimple_body.
24433
24434 2010-05-15 Jason Merrill <jason@redhat.com>
24435
24436 * c.opt: Add -fnothrow-opt.
24437
24438 2010-05-15 Jan Hubicka <jh@suse.cz>
24439
24440 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
24441 analyzed.
24442 * passes.c (ipa_write_summaries): Write all analyzed nodes.
24443
24444 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
24445
24446 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
24447 * Makefile.in: Add it.
24448 Fix all other Makefile dependencies for changes below.
24449 * tree.h: Include it instead of defining VEC primitives here.
24450 * gimple.h: Likewise.
24451 * rtl.h: Likewise.
24452 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
24453 * except.h: Include vecir.h, break dependence on tree.h.
24454
24455 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
24456 Move from here...
24457 * tree-iterator.c: ...to here.
24458 * tree-iterator.h: Fix file introduction comment. Add extern markers.
24459
24460 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
24461 tm_p.h.
24462 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
24463 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
24464 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
24465 tree-mudflap.h, and target.h.
24466 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
24467 predict.h, tree-inline.h, gimple.h, and langhooks.h.
24468 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
24469 Add FIXME for why gimple.h is still included (should be unnecessary
24470 since GCC 4.5 gimplification unit-at-a-time).
24471 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
24472 * c-pragma.c: Add FIXME for why function.h needs to be included just
24473 for cfun, at front-end level.
24474 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
24475 Do not include ggc.h, but include vecprim.h for VEC(char).
24476 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
24477 Explain why target.h is included.
24478 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
24479 Explain why gimple.h is included.
24480 * c-ppoutput.c: Do not include tm.h.
24481 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
24482 * c-parses.c: Explain why rtl.h is included, and that this (and only
24483 this) is also why tm.h must be included.
24484 Do not include except.h.
24485 * c-lang.c: Do not include ggc.h.
24486
24487 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
24488
24489 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
24490
24491 2010-05-15 Joseph Myers <joseph@codesourcery.com>
24492
24493 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
24494 unions by default if those structs and unions have no tags. Do
24495 not condition anonymous struct and unions handling on flag_iso.
24496 Allow anonymous structs and unions for C1X.
24497 (finish_struct): Do not diagnose lack of named fields when
24498 anonymous structs and unions present for C1X. Accept flexible
24499 array members in structure with anonymous structs or unions but no
24500 directly named fields.
24501 * doc/extend.texi (Unnamed Fields): Update.
24502
24503 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
24504
24505 * gimple.h (compare_field_offset): Rename into...
24506 (gimple_compare_field_offset): ...this.
24507 * gimple.c (compare_field_offset): Rename into...
24508 (gimple_compare_field_offset): ...this. Compare the full access if
24509 the offset is self-referential.
24510 (gimple_types_compatible_p): Adjust for above renaming.
24511 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
24512 DECL_NONADDRESSABLE_P flag of fields before merging them.
24513
24514 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
24515
24516 * tree.h (ctor_to_list): Delete.
24517 * tree.c (ctor_to_list): Delete.
24518
24519 2010-05-15 Jan Hubicka <jh@suse.cz>
24520
24521 * ipa-reference.c: Include toplev.h
24522 (is_proper_for_analysis): Only add to all_module_statics
24523 if it is allocated.
24524 (write_node_summary_p, stream_out_bitmap,
24525 ipa_reference_write_optimization_summary,
24526 ipa_reference_read_optimization_summary): New.
24527 (struct ipa_opt_pass_d pass_ipa_reference): Add
24528 optimization summary streaming.
24529 * lto-cgraph.c (referenced_from_this_partition_p,
24530 reachable_from_this_partition_p): New functions.
24531 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
24532 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
24533 * opts.c (decode_options): Enable ipa_reference.
24534 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
24535 * lto-streamer.h (referenced_from_this_partition_p,
24536 reachable_from_this_partition_p): Declare.
24537
24538 2010-05-15 Richard Guenther <rguenther@suse.de>
24539
24540 PR tree-optimization/44038
24541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
24542 taking the address of a V_C_E of a constant.
24543
24544 2010-05-14 Jan Hubicka <jh@suse.cz>
24545
24546 * tree.h (memory_identifier_string): Remove.
24547 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
24548 (ipa_reference_global_vars_info_d): Remove statics_not_read and
24549 statics_not_written.
24550 (ipa_reference_optimization_summary_d): New structure.
24551 (ipa_reference_optimization_summary_t): New type and vector.
24552 (ipa_reference_vars_info_d): Embedd structures instead of using
24553 pointers.
24554 (reference_vars_to_consider): Remove out of GGC space.
24555 (module_statics_escape): Remove.
24556 (global_info_obstack): Rename to ...
24557 (optimization_summary_obstack): ... this one.
24558 (initialization_status_t): Remove.
24559 (memory_identifier_string): Remove.
24560 (get_reference_vars_info): Fix indenting.
24561 (set_reference_vars_info): Likewise.
24562 (get_reference_optimization_summary): New.
24563 (set_reference_optimization_summary): New.
24564 (get_global_reference_vars_info): Remove.
24565 (ipa_reference_get_read_global): Remove.
24566 (ipa_reference_get_written_global): Remove.
24567 (ipa_reference_get_not_read_global): Update.
24568 (ipa_reference_get_not_written_global): Update.
24569 (is_proper_for_analysis): Outlaw addressable.
24570 (propagate_bits): Update for new datastructures.
24571 (analyze_variable): Remove.
24572 (init_function_info): Update for new datastructures.
24573 (clean_function_local_data): Remove.
24574 (clean_function): Remove.
24575 (copy_global_bitmap): Use optimizations_summary_obstack.
24576 (duplicate_node_data): Duplicate optimization summary only.
24577 (remove_node_data): Remove optimization summary only.
24578 (generate_summary): Do not analyze variables; do not compute
24579 module_statics_escape; do not prune solutions by it.
24580 (read_write_all_from_decl): Fix typos in comments.
24581 (propagate): Doscover readonly and nonaddressable first;
24582 update for new datastructures; share global bitmaps.
24583 * ipa-reference.h (ipa_reference_get_read_global,
24584 ipa_reference_get_written_global): Remove.
24585 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
24586 * Makefile.in: Remove ipa-refereference from GT files.
24587
24588 2010-05-14 Jakub Jelinek <jakub@redhat.com>
24589
24590 PR debug/44112
24591 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
24592 for all SYMBOL_REF_DECLs.
24593
24594 2010-05-14 Jan Hubicka <jh@suse.cz>
24595
24596 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
24597 (varpool_all_refs_explicit_p): New inline function.
24598 * ipa-reference.c: Update comment.
24599 (module_statics_written): Remove.
24600 (get_static_decl): Remove.
24601 (ipa_init): Do not initialize module_statics_written.
24602 (analyze_function): Likewise.
24603 (generate_summary): Likewise; do not compute module_statics_readonly
24604 and do not update variable flags.
24605 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
24606 * ipa.c: Inlucde flags.h
24607 (cgraph_local_node_p): New.
24608 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
24609 promote functions to local.
24610 (ipa_discover_readonly_nonaddressable_vars): New function.
24611 (function_and_variable_visibility): Use cgraph_local_node_p.
24612 * varpool.c (varpool_finalize_decl): Set force_output for
24613 DECL_PRESERVE_P vars.
24614
24615 2010-05-14 Jan Hubicka <jh@suse.cz>
24616
24617 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
24618
24619 2010-05-14 Richard Guenther <rguenther@suse.de>
24620
24621 PR tree-optimization/44119
24622 * tree-ssa-pre.c (eliminate): Properly mark replacement of
24623 a PHI node necessary.
24624
24625 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
24626
24627 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
24628
24629 2010-05-14 Jason Merrill <jason@redhat.com>
24630
24631 PR c++/44127
24632 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
24633 (gimple_call_set_nothrow): New.
24634 * gimple.c (gimple_build_call_from_tree): Call it.
24635 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
24636
24637 PR c++/44127
24638 * gimplify.c (gimplify_seq_add_stmt): No longer static.
24639 * gimple.h: Declare it.
24640 * gimple.c (gimple_build_eh_filter): No ops.
24641
24642 2010-05-14 Jan Hubicka <jh@suse.cz>
24643
24644 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
24645 nodes already in queue.
24646 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
24647 re-enqueueing node.
24648
24649 2010-05-14 Jakub Jelinek <jakub@redhat.com>
24650
24651 PR debug/44136
24652 * cfgexpand.c (expand_debug_expr): If non-memory op0
24653 has BLKmode, return NULL.
24654
24655 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
24656
24657 * config.gcc: Add support for --with-cpu option for bdver1.
24658 * config/i386/i386.h (TARGET_BDVER1): New macro.
24659 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
24660 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
24661 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
24662 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
24663 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
24664 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
24665 (processor_type): Add PROCESSOR_BDVER1.
24666 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
24667 processor_type in config/i386/i386.h.
24668 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
24669 movaps <reg, reg> instead of movapd <reg, reg> when replacing
24670 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
24671 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
24672 to emit packed xor instead of packed double/packed integer
24673 xor for SSE and AVX when moving a zero value.
24674 * config/i386/sse.md: Add check for
24675 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
24676 movapd/movdqa for SSE and AVX.
24677 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
24678 single logical operations i.e and, or and xor instead of packed double
24679 logical operations for SSE and AVX.
24680 * config/i386/i386-c.c (ix86_target_macros_internal):
24681 Add PROCESSOR_BDVER1.
24682 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
24683 (has_fma4, has_xop): New.
24684 * config/i386/i386.c (bdver1_cost): New variable.
24685 (m_BDVER1): New macro.
24686 (m_AMD_MULTIPLE): Add m_BDVER1.
24687 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
24688 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
24689 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
24690 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
24691 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
24692 x86_tune_sse_partial_reg_dependency,
24693 x86_tune_sse_unaligned_load_optimal,
24694 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
24695 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
24696 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
24697 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
24698 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
24699 Enable/disable for bdver1.
24700 (processor_target_table): Add bdver1_cost.
24701 (cpu_names): Add bdver1.
24702 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
24703 processor_alias_table.
24704 (ix86_expand_vector_move_misalign): Change.
24705 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
24706 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
24707 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
24708 of movupd/movdqu for SSE and AVX.
24709 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
24710 (ix86_tune_adjust_cost): Add code for bdver1.
24711 (standard_sse_constant_opcode): Add check for
24712 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
24713 of packed double xor for SSE and AVX.
24714
24715 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
24716
24717 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
24718 result to unsigned.
24719
24720 2010-05-14 Tristan Gingold <gingold@adacore.com>
24721
24722 * toplev.c (default_debug_hooks): Remove this variable.
24723 (process_options): Remove assignments to default_debug_hooks.
24724
24725 2010-05-14 Martin Jambor <mjambor@suse.cz>
24726
24727 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
24728 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
24729 * langhooks.h (struct lang_hooks_for_decls): Removed field
24730 fold_obj_type_ref.
24731 * tree.c (free_lang_data): Remove assignment to
24732 lang_hooks.fold_obj_type_ref.
24733 * tree.def (OBJ_TYPE_REF): Update comment.
24734
24735 2010-05-14 Richard Guenther <rguenther@suse.de>
24736
24737 PR tree-optimization/44124
24738 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
24739
24740 2010-05-14 Alan Modra <amodra@gmail.com>
24741
24742 PR target/44075
24743 * config/rs6000/rs6000.c (struct machine_function): Reorder
24744 fields for better packing. Add lr_save_state.
24745 (rs6000_ra_ever_killed): Return lr_save_state if set.
24746 (rs6000_emit_eh_reg_restore): Set lr_save_state.
24747
24748 2010-05-13 Jan Hubicka <jh@suse.cz>
24749
24750 * varpool.c (decide_is_variable_needed): Drop code checking
24751 TREE_SYMBOL_REFERENCED.
24752
24753 2010-05-13 Jan Hubicka <jh@suse.cz>
24754
24755 * final.c (output_addr_const): Do not call mark_decl_referenced.
24756 * cgraphunit.c (process_function_and_variable_attributes): Use
24757 mark_needed_node dirrectly.
24758 (assemble_thunk): Do not call mark_decl_referenced.
24759
24760 2010-05-13 Anatoly Sokolov <aesok@post.ru>
24761
24762 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
24763
24764 2010-05-13 Jeff Law <law@redhat.com>
24765
24766 * ira-conflicts.c (print_allocno_conflicts): New function broken out
24767 from...
24768 (print_conflicts): Call print_allocno_conflicts.
24769
24770 2010-05-13 Jakub Jelinek <jakub@redhat.com>
24771
24772 PR debug/44104
24773 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
24774 if it is NULL.
24775
24776 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
24777
24778 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
24779 t-mingw-w64 or t-mingw-w32 for multilib configuration.
24780 * config/i386/t-mingw-w32: New.
24781 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
24782
24783 2010-05-13 Martin Jambor <mjambor@suse.cz>
24784
24785 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
24786 gimple-fold.c).
24787 * gimple-fold.c (get_base_binfo_for_type): New function.
24788 (gimple_get_relevant_ref_binfo): Likewise.
24789 (gimple_fold_obj_type_ref_known_binfo): Likewise.
24790 (gimple_fold_obj_type_ref): Likewise.
24791 (fold_gimple_call): Simplify condition for folding virtual calls
24792 and call gimple_fold_obj_type_ref.
24793 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
24794 (gimple_fold_obj_type_ref_known_binfo): Likewise.
24795
24796 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
24797
24798 * config/rs6000/rs6000-protos.h
24799 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
24800 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
24801 (rs6000_debug_mode_dependent_address)
24802 (rs6000_mode_dependent_address_ptr): Likewise.
24803
24804 2010-05-13 Jakub Jelinek <jakub@redhat.com>
24805
24806 PR debug/43983
24807 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
24808 by SRA.
24809 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
24810 * tree-sra.c (create_access_replacement): Call unshare_expr before
24811 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
24812 * dwarf2out.c: Include tree-flow.h.
24813 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
24814 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
24815 Handle DW_OP_bit_piece.
24816 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
24817 construct_piece_list, adjust_piece_list): New functions.
24818 (add_var_loc_to_decl): Handle SRA optimized variables.
24819 Adjust for var_loc_note to loc field renaming.
24820 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
24821 in VAR_LOCATION note.
24822 (new_loc_descr_op_bit_piece): New function.
24823 (dw_sra_loc_expr): New function.
24824 (dw_loc_list): Use it. Don't handle the last range after the
24825 loop, handle it inside of the loop. Adjust for var_loc_note
24826 to loc field renaming.
24827 (add_location_or_const_value_attribute): Only special case
24828 single entry loc lists if loc is NOTE_P. Adjust for
24829 var_loc_note to loc field renaming.
24830 (dwarf2out_var_location): Don't set newloc->var_loc_note
24831 and newloc->next here.
24832
24833 2010-05-12 Jan Hubicka <jh@suse.cz>
24834
24835 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
24836 flag.
24837 * cgraph.h (cgraph_only_called_directly_p,
24838 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
24839 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
24840 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
24841 (assemble
24842 * ipa.c (cgraph_remove_unreachable_nodes): Use
24843 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
24844 flags.
24845 * tree-inline.c (copy_bb): Check address_taken flag.
24846 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
24847 externally_visible flag.
24848
24849 2010-05-12 Jason Merrill <jason@redhat.com>
24850
24851 PR bootstrap/44048
24852 PR target/44099
24853 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
24854 * sdbout.c (plain_type_1): Likewise.
24855 * dwarf2out.c (is_base_type): Likewise.
24856 (gen_type_die_with_usage): Likewise. Generate
24857 DW_TAG_unspecified_type for any LANG_TYPE.
24858
24859 2010-05-12 Jan Hubicka <jh@suse.cz>
24860
24861 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
24862 indrect edges too.
24863 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
24864 (cgraph_clone_edge): Update.
24865 (cgraph_node_remove_callees): Remove indirect calls too.
24866 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
24867 (cgraph_create_indirect_edge): Update prototype.
24868 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
24869 is_proper_for_analysis.
24870 (add_new_function, visited_nodes, function_insertion_hook_holder,
24871 get_local_reference_vars_info, mark_address_taken, mark_address,
24872 mark_load, mark_store, check_asm_memory_clobber, check_call,
24873 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
24874 (ipa_init): Do not initialize visited_nodes;
24875 function_insertion_hook_holder.
24876 (analyze_variable): Rewrite.
24877 (analyze_function): Rewrite.
24878 (copy_local_bitmap): Remove.
24879 (duplicate_node_dat): Do not duplicate local info.
24880 (generate_summary): Simplify to only walk cgraph.
24881 (write_node_summary_p, ipa_reference_write_summary,
24882 ipa_reference_read_summary): Remove.
24883 (propagate): Do not remove function insertion;
24884 generate summary.
24885 (pass_ipa_reference): NULLify summary handling fields.
24886 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
24887 (input_edge): Input ecf_flags.
24888 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
24889 (update_indirect_edges_after_inlining): Ignore edges with unknown
24890 param.
24891
24892 2010-05-12 Sriraman Tallam <tmsriram@google.com>
24893
24894 * implicit-zee.c: New file.
24895 * tree-pass.h (pass_implicit_zee): Declare.
24896 * passes.c (init_optimization_passes): Add zee pass.
24897 * common.opt (fzee): New flag.
24898 * timevar.def (TV_ZEE): Define.
24899 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
24900 and beyond.
24901 * Makefile.in (implicit-zee.o): Add new build file.
24902
24903 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
24904 Nathan Froyd <froydnj@codesourcery.com>
24905
24906 * c-common.c (sync_resolve_params): Remove write-only variable.
24907
24908 2010-05-12 Anatoly Sokolov <aesok@post.ru>
24909
24910 * target.h (struct gcc_target): Add mode_dependent_address_p field.
24911 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
24912 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
24913 * targhooks.c (default_mode_dependent_address_p): New function.
24914 * targhooks.h (default_mode_dependent_address_p): Declare function.
24915 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
24916 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
24917 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
24918 target hook. Change return type to bool.
24919 * recog.h (mode_dependent_address_p): Change return type to bool.
24920
24921 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
24922 Nathan Froyd <froydnj@codesourcery.com>
24923
24924 * tree-mudflap.c (build_function_type_0, build_function_type_1,
24925 build_function_type_2, build_function_type_3): Remove.
24926 (mudflap_init): Use build_function_type_list.
24927
24928 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
24929 Nathan Froyd <froydnj@codesourcery.com>
24930
24931 * coverage.c (build_fn_info_value): Call build_constructor instead of
24932 build_constructor_from_list.
24933 (build_ctr_info_value): Likewise.
24934 (build_gcov_info): Likewise.
24935
24936 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
24937
24938 * tree.c (build_constructor): Compute TREE_CONSTANT for the
24939 resultant constructor.
24940 (build_constructor_single): Don't set TREE_CONSTANT.
24941 (build_constructor_from_list): Don't compute TREE_CONSTANT.
24942
24943 2010-05-12 Jan Hubicka <jh@suse.cz>
24944
24945 * cgraph.h (struct varpool_node): Add aux.
24946 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
24947 * varpool.c (varpool_remove_node): Do not remove initializer.
24948 (varpool_reset_queue): Export.
24949 (varpool_finalize_decl): Volatile vars are forced to be output.
24950 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
24951 replaced decl.
24952 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
24953 process_references, varpool_can_remove_if_no_refs): New functions.
24954 (cgraph_remove_unreachable_nodes): Handle variables too.
24955
24956 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
24957
24958 PR target/44088
24959 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
24960
24961 2010-05-12 Jakub Jelinek <jakub@redhat.com>
24962
24963 PR middle-end/44085
24964 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
24965 change value of ORT_TASK.
24966 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
24967 (omp_notice_threadprivate_variable): New function.
24968 (omp_notice_variable): Call it for threadprivate variables.
24969 If enclosing ctx is a task, print enclosing task rather than
24970 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
24971 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
24972 if task has untied clause.
24973
24974 PR debug/42278
24975 * dwarf2out.c (base_type_die): Don't add name attribute here.
24976 (modified_type_die): Instead of sizetype use
24977 its underlying original type. If a DW_TAG_base_type doesn't
24978 have name added, add __unknown__.
24979 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
24980 always call force_type_die instead.
24981
24982 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
24983
24984 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
24985 for __stack_chk_guard.
24986
24987 2010-05-11 Jakub Jelinek <jakub@redhat.com>
24988
24989 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
24990 don't call start_source_file debug hook here...
24991 (finish_options): ... but here, after outputting predefined and
24992 command line defines and undefs.
24993
24994 PR middle-end/44071
24995 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
24996 no fallthru edge.
24997 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
24998 optimizing away empty bb with no successors, move over its
24999 footer chain to fallthru predecessor.
25000 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
25001 (rtl_split_edge): For asm goto call patch_jump_insn even if
25002 splitting fallthru edge.
25003
25004 PR c++/44059
25005 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
25006 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
25007 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
25008 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
25009 on DW.ref.* decls.
25010
25011 PR c++/44062
25012 * c-parser.c (c_parser_expression): Mark LHS of a comma
25013 expression as read if it is a decl, handled component or
25014 COMPOUND_EXPR with that on the RHS.
25015 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
25016 if it is a decl or handled component.
25017
25018 2010-05-11 Jan Hubicka <jh@suse.cz>
25019
25020 * lto-symtab.c (lto_symtab_free): New function.
25021 * lto-streamer.h (lto_symtab_free): Declare.
25022
25023 2010-05-11 Jan Hubicka <jh@suse.cz>
25024
25025 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
25026 that if function is needed it is reachable.
25027 (lto_output_node): See if it the function is reachable or referenced.
25028 (output_cgraph): Update call of lto_output_node.
25029 * lto-streamer.h (reachable_from_other_partition_p): Declare.
25030
25031 2010-05-11 Jan Hubicka <jh@suse.cz>
25032
25033 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
25034 Mark as used.
25035
25036 2010-05-11 Jan Hubicka <jh@suse.cz>
25037
25038 PR tree-optimize/44063
25039 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
25040 queue.
25041 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
25042 limits.
25043 (estimate_function_body_sizes): Compute sizes even when disregarding.
25044
25045 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
25046
25047 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
25048
25049 2010-05-11 Jan Hubicka <jh@suse.cz>
25050
25051 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
25052 into every boundary.
25053
25054 2010-05-11 Jan Hubicka <jh@suse.cz>
25055
25056 * matrix-reorg.c (matrix_reorg): Rebuild edges.
25057
25058 2010-05-11 Jan Hubicka <jh@suse.cz>
25059
25060 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
25061 lto_streamer_cache_delete): Put nodes into heap.
25062 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
25063 heap.
25064
25065 2010-05-11 Jan Hubicka <jh@suse.cz>
25066
25067 * cgraphbuild.c (cgraph_rebuild_references): New.
25068 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
25069 out extern inlines.
25070 * cgraph.h (cgraph_rebuild_references): Declare.
25071 * tree-inline.c (tree_function_versioning): Use it.
25072 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
25073
25074 2010-05-11 Jan Hubicka <jh@suse.cz>
25075
25076 * cgraph.c: Include ipa-utils.h
25077 (cgraph_create_virtual_clone): Update references.
25078 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
25079
25080 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
25081
25082 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
25083 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
25084 cache size.
25085
25086 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
25087
25088 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
25089
25090 2010-05-11 Jakub Jelinek <jakub@redhat.com>
25091
25092 * gcc.c (execute): For -### don't quote arguments that
25093 contain just alphanumerics and _/-. characters.
25094 * doc/invoke.texi: Document that change for -###.
25095
25096 PR debug/44023
25097 * df-problems.c (struct dead_debug): Add to_rescan field.
25098 (dead_debug_init): Clear to_rescan field.
25099 (dead_debug_finish): Rescan all debug insns in to_rescan
25100 bitmap and free the bitmap.
25101 (dead_debug_insert_before): Instead of rescanning debug insns
25102 immediately queue their rescanning until dead_debug_finish.
25103 (df_note_bb_compute): After dead_debug_add do continue instead
25104 of break.
25105
25106 2010-05-10 Jakub Jelinek <jakub@redhat.com>
25107
25108 PR debug/44028
25109 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
25110 clear also INSN_REG_USE_LIST.
25111
25112 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25113
25114 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
25115
25116 2010-05-10 Jan Hubicka <jh@suse.cz>
25117
25118 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
25119 commited change.
25120
25121 2010-05-10 Jan Hubicka <jh@suse.cz>
25122
25123 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
25124 Allocate encoders.
25125 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
25126 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
25127 (lto_streamer_cache_create): Init alloc pool.
25128 (lto_streamer_cache_delete): Free alloc pool.
25129 * lto-streamer.h: Include alloc pool.
25130 (lto_streamer_cache_d): Use alloc pool.
25131 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
25132
25133 2010-05-10 Jan Hubicka <jh@suse.cz>
25134
25135 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
25136 * cgraphbuild.c: Include except.h
25137 (record_type_list, record_eh_tables): New function.
25138 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
25139
25140 2010-05-10 Jan Hubicka <jh@suse.cz>
25141
25142 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
25143 __frame_dummy_init_array_entry, force_to_data): Attribute as used
25144 rather than unused.
25145
25146 2010-05-10 Michael Matz <matz@suse.de>
25147
25148 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
25149 (can_reassociate_p): Use FLOAT_TYPE_P.
25150 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
25151 (vect_force_simple_reduction): ... this.
25152 * tree-parloops.c (gather_scalar_reductions): Use
25153 vect_force_simple_reduction.
25154 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
25155 vect_is_simple_reduction, add modify argument, if true rewrite
25156 "a-b" into "a+(-b)".
25157 (vect_is_simple_reduction, vect_force_simple_reduction): New
25158 functions.
25159 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
25160
25161 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
25162 Vladimir Makarov <vmakarov@redhat.com>
25163
25164 PR rtl-optimization/44012
25165 * ira-build.c (remove_unnecessary_allocnos): Nullify
25166 regno_allocno_map of the removed allocno.
25167
25168 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25169
25170 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
25171 to /dev/null.
25172 * configure: Regenerate.
25173
25174 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25175
25176 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
25177 unused.
25178 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
25179 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
25180 support in Sun ld.
25181 * configure: Regenerate.
25182
25183 2010-05-10 Richard Guenther <rguenther@suse.de>
25184
25185 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
25186 marked if the entry identifier is marked.
25187
25188 2010-05-10 Richard Guenther <rguenther@suse.de>
25189
25190 * c-common.c (struct c_common_attributes): Add fnspec attribute.
25191 (handle_fnspec_attribute): New function.
25192 * gimple.h (gimple_call_return_flags): Declare.
25193 (gimple_call_arg_flags): Likewise.
25194 * gimple.c (gimple_call_arg_flags): New function.
25195 (gimple_call_return_flags): Likewise.
25196 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
25197 New argument flags.
25198 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
25199 return value flags.
25200 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
25201 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
25202 main work to ...
25203 (make_heapvar_for): ... this new function.
25204 (handle_rhs_call): Handle fnspec attribute argument specifiers.
25205 (handle_lhs_call): Likewise.
25206 (find_func_aliases): Adjust.
25207
25208 2010-05-10 Richard Guenther <rguenther@suse.de>
25209
25210 PR tree-optimization/44050
25211 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
25212
25213 2010-05-10 Wei Guozhi <carrot@google.com>
25214
25215 PR target/42879
25216 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
25217
25218 2010-05-09 Joseph Myers <joseph@codesourcery.com>
25219
25220 PR c/10676
25221 * c-typeck.c (lookup_field): Take a type directly. Update
25222 recursive calls.
25223 (build_component_ref): Update call to lookup_field.
25224 (set_init_label): Use lookup_field to find initialized field.
25225 Handle returned list of fields like a sequence of designators.
25226
25227 2010-05-09 Richard Guenther <rguenther@suse.de>
25228
25229 PR middle-end/44024
25230 * fold-const.c (tree_single_nonzero_warnv_p): Properly
25231 handle &FUNCTION_DECL.
25232
25233 2010-05-09 Joseph Myers <joseph@codesourcery.com>
25234
25235 PR c/4784
25236 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
25237 structures and unions recursively.
25238 (detect_field_duplicates): Move duplicate detection with a hash to
25239 detect_field_duplicates_hash. Always use a hash if anonymous
25240 structures or unions are present.
25241 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
25242 give errors.
25243
25244 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
25245
25246 PR target/44046
25247 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
25248 detect Atom, Core 2 and Core i7.
25249
25250 2010-05-09 Richard Guenther <rguenther@suse.de>
25251
25252 * gcc.c (store_arg): Handle temporary file deletion for
25253 joined arguments.
25254
25255 2010-05-09 Richard Guenther <rguenther@suse.de>
25256
25257 PR middle-end/44043
25258 * ipa-inline.c (estimate_function_body_sizes): Return after
25259 disregarding inline limits.
25260
25261 2010-05-09 Richard Guenther <rguenther@suse.de>
25262
25263 * gcc.c (store_arg): Revert last change.
25264
25265 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
25266
25267 PR middle-end/28685
25268 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
25269 (optimize_ops_list): Call it.
25270
25271 2010-05-08 Richard Guenther <rguenther@suse.de>
25272
25273 PR tree-optimization/44030
25274 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
25275 NECESSARY flag if we propagate from a inserted expression.
25276
25277 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
25278
25279 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
25280 domain types as equal if they are both PLACEHOLDER_EXPRs.
25281
25282 2010-05-08 Richard Guenther <rguenther@suse.de>
25283
25284 * lto-wrapper.c (run_gcc): Remove linker output from
25285 command line for LTRANS invocation.
25286
25287 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
25288
25289 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
25290 lto-macho as lto_binary_reader.
25291 * target.h (struct gcc_target): New hooks lto_start and lto_end.
25292 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
25293 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
25294 in lto_start and lto_end calls.
25295 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
25296 magic numbers.
25297 (scan_prog_file): Update is_elf_or_coff call.
25298 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
25299
25300 * collect2.c (main): Fix enum comparison.
25301
25302 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
25303 Add prototypes.
25304 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
25305 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
25306 and TARGET_ASM_LTO_END.
25307 * darwin.c: Include obstack.h and lto-streamer.h.
25308 (lto_section_names_offset, lto_section_names_obstack,
25309 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
25310 global variables.
25311 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
25312 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
25313 to a temporary file.
25314 (darwin_asm_lto_end): New function. Restore asm_out_file.
25315 (darwin_asm_named_section): For LTO sections, replace the name with
25316 the offset of the section name in a string table, and build this
25317 table.
25318 (darwin_file_start): Initialize global vars for LTO support.
25319 (darwin_file_end): If output to asm_out_file was redirected, append it
25320 to the proper asm_out_file here. Add the section names section.
25321
25322 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
25323
25324 * c-pragma.c (pending_weak_d, pending_weak): New.
25325 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
25326 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
25327 handle_pragma_weak): Update the uses of pending_weaks.
25328
25329 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25330
25331 PR documentation/44016
25332 * doc/standards.texi (Standards): Link to unversioned
25333 cxx0x_status.html page.
25334
25335 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
25336
25337 PR target/43708
25338 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
25339 in addition to TREE_USED, to avoid "set but unused" warnings.
25340
25341 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
25342
25343 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
25344 (is_loop_prefetching_profitable): Do not insert prefetches
25345 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
25346 times the prefetch ahead distance.
25347
25348 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
25349
25350 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
25351 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
25352 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
25353 the unroll_factor.
25354
25355 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
25356
25357 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
25358 a diagnostic info when the insn-to-mem ratio is too small.
25359
25360 2010-05-07 Richard Guenther <rguenther@suse.de>
25361
25362 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
25363 the linker plugin.
25364 (store_arg): Queue temp_filename for deletion instead of
25365 the whole argument.
25366
25367 2010-05-07 Richard Guenther <rguenther@suse.de>
25368
25369 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
25370 (run_gcc): Handle LTRANS phase invocation.
25371 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
25372
25373 2010-05-07 Jakub Jelinek <jakub@redhat.com>
25374
25375 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
25376 this is also meaningful on PARM_DECLs and RESULT_DECLs.
25377
25378 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25379
25380 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
25381
25382 2010-05-07 Richard Guenther <rguenther@suse.de>
25383
25384 PR tree-optimization/44020
25385 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
25386 code when PRE is not yet initialized.
25387
25388 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25389
25390 * config/mips/dbxmdebug.h: Remove.
25391 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
25392
25393 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
25394
25395 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
25396 with null pointer and also warn about ordered comparison of zero with
25397 pointer if -Wextra.
25398
25399 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
25400
25401 * graphite-blocking.c
25402 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
25403 * graphite-clast-to-gimple.c
25404 (clast_to_gcc_expression): Same.
25405 (precision_for_value): Same.
25406 (precision_for_interval): Same.
25407 (gcc_type_for_interval): Same.
25408 (graphite_create_new_guard): Same.
25409 (compute_bounds_for_level): Same.
25410 (graphite_create_new_loop_guard): Same.
25411 * graphite-interchange.c
25412 (build_linearized_memory_access): Same.
25413 (pdr_stride_in_loop): Same.
25414 (memory_strides_in_loop_1): Same.
25415 (memory_strides_in_loop): Same.
25416 (extend_scattering): Same.
25417 (psct_scattering_dim_for_loop_depth): Same.
25418 (pbb_number_of_iterations): Same.
25419 * graphite-poly.h
25420 (debug_iteration_domains): Same.
25421 * graphite-ppl.c
25422 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
25423 (ppl_set_inhomogeneous_gmp): Same.
25424 (ppl_strip_loop): Same.
25425 (ppl_lexico_compare_linear_expressions): Same.
25426 (ppl_read_polyhedron_matrix): Same.
25427 (ppl_max_for_le_pointset): Same.
25428 * graphite-ppl.h
25429 (ppl_read_polyhedron_matrix): Same.
25430 (tree_int_to_gmp): Same.
25431 (gmp_cst_to_tree): Same.
25432 (ppl_set_inhomogeneous): Same.
25433 (ppl_set_inhomogeneous_tree): Same.
25434 (ppl_set_coef): Same.
25435 (ppl_set_coef_tree): Same.
25436 * graphite-sese-to-poly.c
25437 (build_pbb_scattering_polyhedrons): Same.
25438 (build_scop_scattering): Same.
25439 (scan_tree_for_params_right_scev): Same.
25440 (scan_tree_for_params): Same.
25441 (find_params_in_bb): Same.
25442 (find_scop_parameters): Same.
25443 (add_upper_bounds_from_estimated_nit): Same.
25444 (build_loop_iteration_domains): Same.
25445 (add_condition_to_domain): Same.
25446 (pdr_add_memory_accesses): Same.
25447
25448 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
25449
25450 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
25451 CLooG's value_* macros to their respective mpz_* counterparts.
25452 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
25453 (graphite_create_new_loop_guard): Same.
25454 * graphite-interchange.c (build_linearized_memory_access): Same.
25455 (pdr_stride_in_loop): Same.
25456 (memory_strides_in_loop_1): Same.
25457 (1st_interchange_profitable_p): Same.
25458 * graphite-poly.c (extend_scattering): Same.
25459 (psct_scattering_dim_for_loop_depth): Same.
25460 (pbb_number_of_iterations): Same.
25461 (pbb_number_of_iterations_at_time): Same.
25462 * graphite-poly.h (new_1st_loop): Same.
25463 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
25464 (oppose_constraint): Same.
25465 (insert_constraint_into_matrix): Same.
25466 (ppl_set_inhomogeneous_gmp): Same.
25467 (ppl_set_coef_gmp): Same.
25468 (ppl_strip_loop): Same.
25469 (ppl_lexico_compare_linear_expressions): Same.
25470 (ppl_max_for_le_pointset): Same.
25471 (ppl_min_for_le_pointset): Same.
25472 (ppl_build_realtion): Same.
25473 * graphite-ppl.h (gmp_cst_to_tree): Same.
25474 (ppl_set_inhomogeneous): Same.
25475 (ppl_set_inhomogeneous_tree): Same.
25476 (ppl_set_coef): Same.
25477 (ppl_set_coef_tree): Same.
25478 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25479 (build_scop_scattering): Same.
25480 (add_value_to_dim): Same.
25481 (scan_tree_for_params_right_scev): Same.
25482 (scan_tree_for_params_int): Same.
25483 (scan_tree_for_params): Same.
25484 (find_params_in_bb): Same.
25485 (find_scop_parameters): Same.
25486 (add_upper_bounds_from_estimated_nit): Same.
25487 (build_loop_iteration_domains): Same.
25488 (create_linear_expr_from_tree): Same.
25489 (add_condition_to_domain): Same.
25490 (pdr_add_memory_accesses): Same.
25491
25492 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
25493 Jason Merrill <jason@redhat.com>
25494
25495 * c-common.c (c_common_reswords): Add nullptr.
25496 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
25497 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
25498 (gen_type_die_with_usage): Likewise.
25499 * dbxout.c (dbxout_type): Likewise.
25500 * sdbout.c (plain_type_1): Likewise.
25501
25502 2010-05-06 Jason Merrill <jason@redhat.com>
25503
25504 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
25505 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
25506 ret appropriately.
25507 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
25508
25509 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
25510 stripping WITH_SIZE_EXPR.
25511 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
25512 change.
25513
25514 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25515
25516 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
25517 list of obsolete configurations.
25518 Disabled check for obsolete configurations.
25519 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
25520 Removed support for previous versions.
25521 * config/mips/iris.h: Removed.
25522 * config/mips/iris5.h: Removed.
25523 * config/mips/iris6.h: Merged old iris.h contents.
25524 (TARGET_IRIX): Removed.
25525 (DRIVER_SELF_SPECS): Removed mabi=32.
25526 (IDENT_ASM_OP): Removed undef.
25527 (STARTFILE_SPEC): Removed mabi=32.
25528 (ENDFILE_SPEC): Likewise.
25529 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
25530 (MACHINE_TYPE): Update for IRIX 6.5.
25531 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
25532 TARGET_IRIX by TARGET_IRIX6.
25533 (mips_file_start): Likewise.
25534 (mips_output_external): Remove IRIX 5/6 O32 support.
25535 (mips_output_function_prologue): Likewise.
25536 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
25537 TARGET_IRIX6.
25538 (TARGET_CPU_CPP_BUILTINS): Likewise.
25539 (TARGET_IRIX): Removed.
25540 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
25541 (MULTILIB_DIRNAMES): Removed 32.
25542 (MULTILIB_OSDIRNAMES): Removed ../lib.
25543 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
25544 (Specific, mips-sgi-irix5): Document removal.
25545 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
25546 Remove references to older IRIX 6 releases and the O32 ABI.
25547
25548 2010-05-06 Jakub Jelinek <jakub@redhat.com>
25549
25550 PR bootstrap/43994
25551 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
25552 instead of DF_REF_REAL_REG.
25553
25554 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
25555
25556 PR target/43888
25557 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
25558 handling to still return true for x64 targets.
25559
25560 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
25561
25562 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
25563
25564 2010-05-06 Jan Hubicka <jh@suse.cz>
25565
25566 PR tree-optimization/43791
25567 * ipa-inline.c (update_caller_keys): Remove bogus
25568 disregard_inline_limits check.
25569
25570 2010-05-06 Michael Matz <matz@suse.de>
25571
25572 PR tree-optimization/43984
25573 * tree-ssa-pre.c (inserted_phi_names): Remove.
25574 (inserted_exprs): Change to bitmap.
25575 (create_expression_by_pieces): Set bits, don't append to vector.
25576 (insert_into_preds_of_block): Don't handle inserted_phi_names.
25577 (eliminate): Don't look at inserted_phi_names, remove deleted
25578 insns from inserted_exprs.
25579 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
25580 (init_pre, fini_pre): Allocate and free bitmaps.
25581 (execute_pre): Insert insns on edges before elimination.
25582
25583 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
25584
25585 * tree.c (initializer_zerop): Handle STRING_CST.
25586
25587 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
25588
25589 PR 40989
25590 * doc/invoke.texi (Wimplicit): Document as C only.
25591 * opts.c (common_handle_option): Add argument kind.
25592 (handle_option): Rename as read_cmdline_option. Factor out code to...
25593 (handle_option): ... here. New.
25594 (handle_options): Rename as read_cmdline_options.
25595 (decode_options): Update call.
25596 (set_option): Use option index instead of option pointer. Classify
25597 diagnostics correctly.
25598 (enable_warning_as_error): Call handle_option.
25599 * opts.h (set_option): Update declaration.
25600 (handle_option): Declare.
25601 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
25602 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
25603 * c-opts.c (set_Wimplicit): Delete.
25604 (c_family_lang_mask): New static constant.
25605 (c_common_handle_option): Add argument kind. Use handle_option
25606 instead of set_Wimplicit.
25607 (c_common_post_options): warn_implicit and warn_implicit_int
25608 are disabled by default.
25609 * c-common.c (warn_implicit): Do not define here.
25610 * c-common.h (warn_implicit): Do not declare here.
25611 (c_common_handle_option): Update declaration.
25612 * lto-opts.c (lto_reissue_options): Update call to set_option.
25613
25614 2010-05-06 Richard Guenther <rguenther@suse.de>
25615
25616 PR tree-optimization/43571
25617 * domwalk.c (walk_dominator_tree): Walk the dominator
25618 sons in more optimal order.
25619
25620 2010-05-06 Richard Guenther <rguenther@suse.de>
25621
25622 PR tree-optimization/43934
25623 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
25624 (stmt_cost): Likewise.
25625 (extract_true_false_args_from_phi): New helper.
25626 (determine_max_movement): For PHI nodes verify we can hoist them
25627 and compute their cost.
25628 (determine_invariantness_stmt): Handle PHI nodes.
25629 (move_computations_stmt): Likewise. Hoist PHI nodes in
25630 if-converted form using COND_EXPRs.
25631 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
25632 (tree_ssa_lim): Likewise.
25633 * tree-flow.h (tree_ssa_lim): Adjust prototype.
25634 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
25635
25636 2010-05-06 Richard Guenther <rguenther@suse.de>
25637
25638 PR tree-optimization/43987
25639 * tree-ssa-structalias.c (could_have_pointers): For possibly
25640 address-taken variables force pointers to be recorded.
25641 (create_variable_info_for_1): Likewise.
25642 (push_fields_onto_fieldstack): Pass in wheter all fields
25643 must have pointers.
25644 (find_func_aliases): Query types instead of vars whether
25645 they contain pointers where appropriate.
25646
25647 2010-05-06 Jan Hubicka <jh@suse.cz>
25648
25649 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
25650 (record_reference, mark_address, mark_load, mark_store): Record
25651 references.
25652 (record_references_in_initializer): Update call of record_references.
25653 (rebuild_cgraph_edges): Remove all references before rebuiding.
25654 * cgraph.c (cgraph_create_node): Clear ref list.
25655 (cgraph_remove_node): Remove references.
25656 (dump_cgraph_node): Dump references.
25657 (cgraph_clone_node): Clone references.
25658 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
25659 (struct cgraph_node, varpool_node): Add ref_lst.
25660 * ipa-ref.c: New file.
25661 * ipa-ref.h: New file.
25662 * ipa-ref-inline.h: New file.
25663 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
25664 (referenced_from_other_partition_p): New function.
25665 (lto_output_varpool_node): Take set arugment; call
25666 referenced_from_other_partition.
25667 (lto_output_ref): New.
25668 (add_references): New.
25669 (output_refs): New.
25670 (output_cgraph): Compute boundary based on references; output refs.
25671 (output_varpool): Accept cgraph_node_set argument.
25672 (input_ref): New.
25673 (input_refs): New.
25674 (input_cgraph): Call input_refs.
25675 * lto-section-in.c (lto_section_name): Add refs.
25676 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
25677 (ipa-ref.o): New file.
25678 * varpool.c (varpool_node): Clear ipa ref list.
25679 (varpool_remove_node): Remove references.
25680 (dump_varpool_node): Dump references.
25681 (varpool_assemble_decl): Only compile finalized ones.
25682 (varpool_extra_name_alias): Initialize ref list.
25683 * lto-streamer.c (lto-get_section_name): Add .refs section.
25684 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
25685 (referenced_from_other_partition_p): Declared.
25686
25687 2010-05-06 Ira Rosen <irar@il.ibm.com>
25688
25689 PR tree-optimization/43901
25690 * tree-vect-stmts.c (vectorizable_call): Assert that vector
25691 type is not NULL if it's transformation phase, and return
25692 FALSE if it's analysis.
25693 (vectorizable_conversion, vectorizable_operation,
25694 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
25695
25696 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
25697
25698 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
25699 Delete.
25700 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
25701 New define.
25702 * config/mips/mips-protos.h
25703 (mips_small_register_classes_for_mode_p): Delete prototype.
25704
25705 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
25706
25707 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
25708 * config/arm/arm.c (multiple_operation_profitable_p,
25709 compute_offset_order): New static functions.
25710 (load_multiple_sequence, store_multiple_sequence): Use them.
25711 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
25712 memory offsets, not register numbers.
25713 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
25714
25715 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
25716
25717 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
25718 (get_pending_sizes, put_pending_size, put_pending_sizes):
25719 Update the uses of pending_sizes.
25720 * c-decl.c (store_parm_decls): Likewise.
25721 * c-tree.h (struct c_arg_info): Likewise.
25722 * tree.h: Update the prototype for get_pending_sizes and
25723 put_pending_sizes.
25724
25725 2010-05-05 Jason Merrill <jason@redhat.com>
25726
25727 PR debug/43370
25728 * c-common.c (handle_aligned_attribute): Respect
25729 ATTR_FLAG_TYPE_IN_PLACE.
25730
25731 PR testsuite/43758
25732 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
25733 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
25734 (TARGET_INITIALIZER): Use it.
25735 * c-common.c (attribute_takes_identifier_p): Call it.
25736 * c-common.h: Update prototype.
25737 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
25738 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
25739
25740 2010-05-05 Jakub Jelinek <jakub@redhat.com>
25741
25742 PR debug/43950
25743 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
25744 DW_ID_down_case for Fortran compilation units.
25745
25746 2010-05-05 Jan Hubicka <jh@suse.cz>
25747
25748 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
25749 handle aliases.
25750
25751 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
25752
25753 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
25754 a variable-sized RESULT_DECL.
25755
25756 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
25757
25758 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
25759
25760 2010-05-05 Jason Merrill <jason@redhat.com>
25761
25762 PR c++/43787
25763 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
25764 returns GS_OK.
25765 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
25766
25767 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
25768 Jakub Jelinek <jakub@redhat.com>
25769
25770 PR debug/43478
25771 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
25772 (dead_debug_init, dead_debug_finish): New functions.
25773 (dead_debug_add, dead_debug_insert_before): Likewise.
25774 (df_note_bb_compute): Initialize a dead_debug object, add dead
25775 debug uses to it, insert debug bind insns before death insns,
25776 reset debug insns that refer to pending uses at the end.
25777 * rtl.h (make_debug_expr_from_rtl): New prototype.
25778 * varasm.c (make_debug_expr_from_rtl): New function.
25779
25780 2010-05-05 Jan Hubicka <jh@suse.cz>
25781
25782 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
25783 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
25784 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
25785 lto_varpool_encoder_deref, lto_varpool_encoder_size,
25786 lto_varpool_encoder_encode_initializer_p,
25787 lto_set_varpool_encoder_encode_initializer): New functions.
25788 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
25789 call output_varpool.
25790 (input_varpool_node): Do not always set analyzed.
25791 (input_cgraph_1): Return vector of cgraph nodes.
25792 (input_varpool_1): Return vector of varpools.
25793 (input_cgraph): Free the vectors.
25794 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
25795 output only initializers needed.
25796 (lto_output): Only call output_cgraph.
25797 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
25798 * lto-section-out.c (lto_new_out_decl_state): Initialize
25799 state->varpool_node_encoder.
25800 * lto-streamer.h (lto_varpool_encoder_d): New.
25801 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
25802 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
25803 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
25804 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
25805 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
25806 Declare.
25807 (output_varpool, input_varpool): Remove declarations.
25808
25809 2010-05-05 Jan Hubicka <jh@suse.cz>
25810
25811 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
25812 with body can prevail.
25813
25814 2010-05-05 Jan Hubicka <jh@suse.cz>
25815
25816 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
25817 size.
25818
25819 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25820
25821 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
25822
25823 * gengtype.h (erro_at_line): Constify pos argument.
25824
25825 * gengtype.c: Include hashtab.h.
25826 (enum gc_used): Document GC_MAYBE_POINTED_TO.
25827 (error_at_line): Constify pos argument.
25828 (do_typedef): Initialize p->opt field.
25829 (get_file_gtfilename): Fix comment typo.
25830 (struct walk_type_data): Constify line field.
25831 (get_output_file_for_structure): New function.
25832 (write_local_func_for_structure): Constify orig_s argument.
25833 Use get_output_file_for_structure.
25834 (write_func_for_structure): Use get_output_file_for_structure.
25835 (INDENT): New define.
25836 (dump_pair, dump_type, dump_type_list, dump_typekind)
25837 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
25838 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
25839 functions.
25840 (seen_types): New variable.
25841 (main): New variable do_dump. Process "-d" command line option.
25842 Call dump_everything if dump requested.
25843
25844 2010-05-05 Jakub Jelinek <jakub@redhat.com>
25845
25846 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
25847 in a temporary instead of invoking the macro multiple times.
25848 (track_expr_p): Likewise.
25849
25850 2010-05-04 Neil Vachharajani <nvachhar@google.com>
25851
25852 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
25853 per new semantics.
25854 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
25855 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
25856 conditions for printing notes.
25857 * common.opt (-Wcoverage-mismatch): Allow negative, default to
25858 true, update documentation.
25859 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
25860
25861 2010-05-04 Jakub Jelinek <jakub@redhat.com>
25862
25863 PR c/43981
25864 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
25865 on dimen.
25866
25867 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
25868
25869 PR target/43799
25870 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
25871 (*sse_prologue_save_insn1): Likewise.
25872 (SSE prologue save splitter): Likewise.
25873
25874 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
25875
25876 * tree.c (free_lang_data_in_one_sizepos): New inline function.
25877 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
25878 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
25879 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
25880 all decls. Call it on DECL_FIELD_OFFSET of fields.
25881 (find_decls_types_r): Follow DECL_VALUE_EXPR.
25882 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
25883
25884 2010-05-04 Martin Jambor <mjambor@suse.cz>
25885
25886 * tree-sra.c (build_access_from_expr_1): The first parameter type
25887 changed to simple tree.
25888 (build_access_from_expr): Likewise, gsi parameter was eliminated.
25889 (scan_assign_result): Renamed to assignment_mod_result, enum elements
25890 renamed as well.
25891 (build_accesses_from_assign): Removed all parameters except for a
25892 simple gimple statement. Now returns a simple bool.
25893 (scan_function): All non-analysis parts moved to separate functions
25894 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
25895 parameters and updated both callers.
25896 (sra_modify_expr): Removed parameter data.
25897 (sra_modify_function_body): New function.
25898 (perform_intra_sra): Call sra_modify_function_body to modify the
25899 function body.
25900 (replace_removed_params_ssa_names): Parameter data changed into
25901 adjustments vector.
25902 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
25903 changed the parameter dont_convert to convert with the opposite
25904 meaning.
25905 (sra_ipa_modify_assign): Parameter data changed into adjustments
25906 vector, return value changed to bool.
25907 (ipa_sra_modify_function_body): New function.
25908 (sra_ipa_reset_debug_stmts): Updated a comment.
25909 (modify_function): Use ipa_sra_modify_function_body to modify function
25910 body.
25911
25912 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
25913
25914 PR middle-end/43671
25915 * alias.c (true_dependence): Handle the same VALUE in x and mem.
25916 (canon_true_dependence): Likewise.
25917 (write_dependence_p): Likewise.
25918
25919 2010-05-04 Jan Hubicka <jh@suse.cz>
25920
25921 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
25922 * cgraphbuild.c: Include ipa-utils.h
25923 (record_reference_ctx): New struct.
25924 (record_reference): Simplify to work on initializers; not statements.
25925 (mark_address, mark_load, mark_store): New.
25926 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
25927 walk PHI nodes too.
25928 (record_references_in_initializer): Update use of record_reference.
25929 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
25930 walk PHI nodes too.
25931
25932 2010-05-04 Jan Hubicka <jh@suse.cz>
25933
25934 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
25935 node will be removed anyway.
25936 (lto_varpool_replace_node): Allow also unanalyzed nodes;
25937 relink aliases of node into prevailing node.
25938 * varpool.c (varpool_remove_node): Remove aliases properly;
25939 when removing node, remove all its aliases too; remove DECL_INITIAL
25940 of removed node; ggc_free the varpool node.
25941
25942 2010-05-04 Richard Guenther <rguenther@suse.de>
25943
25944 PR tree-optimization/43879
25945 * tree-ssa-structalias.c (alias_get_name): Use
25946 DECL_ASSEMBLER_NAME if available.
25947 (create_function_info_for): Return the varinfo node.
25948 (ipa_pta_execute): Associate same-body aliases and extra names
25949 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
25950
25951 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
25952
25953 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
25954
25955 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
25956
25957 PR bootstrap/43964
25958 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
25959 only if HONOR_REG_ALLOC_ORDER is not defined.
25960
25961 2010-05-04 Richard Guenther <rguenther@suse.de>
25962
25963 PR tree-optimization/43949
25964 * tree-vrp.c (extract_range_from_binary_expr): Only handle
25965 TRUNC_MOD_EXPR.
25966
25967 2010-04-26 Jason Merrill <jason@redhat.com>
25968
25969 * c.opt (-fstrict-enums): New.
25970 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
25971
25972 2010-05-03 David Ung <davidu@mips.com>
25973 James E. Wilson <wilson@codesourcery.com>
25974
25975 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
25976 emit the trap instruction before the divide for TUNE_74K.
25977
25978 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
25979
25980 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
25981 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
25982 based on the above, for new target hook.
25983
25984 * hooks.c (hook_bool_mode_true): New generic hook.
25985 * hooks.h (hook_bool_mode_true): Add prototype.
25986
25987 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
25988 target hook.
25989 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
25990 target hook, set to hook_bool_mode_false.
25991 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
25992 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
25993 with targetm.small_register_classes_for_mode_p.
25994 (find_reusable_reload): Likewise.
25995 (combine_reloads): Likewise.
25996 * reload1.c (reload_as_needed): Likewise.
25997 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
25998 * ifcvt.c (noce_process_if_block, check_cond_move_block,
25999 dead_or_predicable): Likewise.
26000 * regmove.c (optimize_reg_copy_1): Likewise.
26001 * calls.c (prepare_call_address): Likewise.
26002 (precompute_register_parameters): Likewise.
26003
26004 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
26005 hook definition.
26006 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
26007 implementation of the hook that considers all register classes
26008 small except for SH64.
26009 (sh_override_options): Use the new hook.
26010 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
26011 Add prototype.
26012
26013 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
26014 hook definition.
26015 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
26016 implementation of the hook that considers all register classes
26017 small for THUMB1.
26018 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
26019 Add prototype.
26020
26021 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
26022 hook definition.
26023 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
26024 implementation of the hook that considers all register classes
26025 small for MIPS16.
26026 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
26027 Add prototype.
26028
26029 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
26030 hook definition.
26031 * config/m32c/m32c.h: Likewise.
26032 * config/pdp11/pdp11.h: Likewise.
26033 * config/avr/avr.h: Likewise.
26034 * config/xtensa/xtensa.h: Likewise.
26035 * config/m68hc11/m68hc11.h: Likewise.
26036 * config/mn10300/mn10300.h: Likewise.
26037 * config/mcore/mcore.h: Likewise.
26038 * config/h8300/h8300.h: Likewise.
26039 * config/bfin/bfin.h: Likewise.
26040
26041 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
26042 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
26043
26044 2010-05-03 Anatoly Sokolov <aesok@post.ru>
26045
26046 * double-int.h (tree_to_double_int): Remove macro.
26047 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
26048 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
26049 (tree_to_double_int): New function.
26050 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
26051 Move ...
26052 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
26053
26054 2010-05-03 Richard Guenther <rguenther@suse.de>
26055
26056 PR tree-optimization/43971
26057 * tree-ssa-structalias.c (get_constraint_for_1): Fix
26058 constraints in the !flag_delete_null_pointer_checks case.
26059
26060 2010-05-03 Jakub Jelinek <jakub@redhat.com>
26061
26062 PR debug/43972
26063 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
26064 result mode matches original rtl mode.
26065
26066 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
26067
26068 PR target/43888
26069 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
26070
26071 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
26072
26073 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
26074 when processing flag options.
26075
26076 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
26077
26078 * gcov-iov.c (main): Change format string placeholder
26079 from %#08x to 0x%08x.
26080 * genchecksum.c (dosum): Change format string placeholder
26081 from %#02x to 0x%02x.
26082
26083 2010-05-02 Richard Guenther <rguenther@suse.de>
26084
26085 PR tree-optimization/43879
26086 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
26087
26088 2010-05-02 Bruno Haible <bruno@clisp.org>
26089
26090 * doc/extend.texi (Function Attributes): Fix a typo.
26091
26092 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
26093
26094 Revert:
26095 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
26096 placeholder from 0x%x to %#x.
26097 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
26098 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
26099 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
26100 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
26101 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
26102 * config/i386/i386.c (ix86_target_string): Ditto.
26103 * config/i386/i386.c (output_pic_addr_const): Ditto.
26104 (print_operand): Ditto.
26105
26106 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
26107
26108 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
26109 placeholder from 0x%x to %#x.
26110 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
26111 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
26112 (ASM_OUTPUT_DEBUG_DATA): Ditto.
26113 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
26114 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
26115 * optc-gen.awk: Ditto.
26116 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
26117 (HOST_WIDE_INT_PRINT_HEX): Ditto.
26118 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
26119 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
26120
26121 2010-05-01 Anatoly Sokolov <aesok@post.ru>
26122
26123 * target.h (struct calls): Add function_value_regno_p field.
26124 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
26125 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
26126 * targhooks.c (default_function_value_regno_p): New function.
26127 * targhooks.h (default_function_value_regno_p): Declare function.
26128 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
26129 * builtins.c. (apply_result_size): (Ditto.).
26130 * combine.c. (likely_spilled_retval_p): (Ditto.).
26131 * mode-switching.c. Include 'target.h'.
26132 (create_pre_exit): Use function_value_regno_p hook.
26133 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
26134 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
26135 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
26136
26137 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
26138 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
26139 (ix86_function_value_regno_p): Declare as static, change argument
26140 type to const unsigned int.
26141 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
26142
26143 2010-05-01 Richard Guenther <rguenther@suse.de>
26144
26145 PR tree-optimization/43949
26146 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
26147 types.
26148 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
26149
26150 2010-05-01 Anatoly Sokolov <aesok@post.ru>
26151
26152 * rtl.h (CONST_DOUBLE_P): Define.
26153 (rtx_to_double_int): Declare.
26154 * emit-rtl.c (rtx_to_double_int): New function.
26155 * dwarf2out.c (insert_double): New function.
26156 (loc_descriptor, add_const_value_attribute): Clean up, use
26157 rtx_to_double_int and insert_double functions.
26158
26159 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
26160
26161 * doc/extend.texi (Inline): Add missing return keyword to examples.
26162 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
26163 "command-line".
26164
26165 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
26166
26167 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
26168 the variable part of the offset as well. Use highest_pow2_factor for
26169 all alignment checks.
26170
26171 2010-04-30 Richard Guenther <rguenther@suse.de>
26172
26173 PR tree-optimization/43879
26174 * tree-ssa-structalias.c (type_could_have_pointers): Functions
26175 can have pointers.
26176
26177 2010-04-30 Jan Hubicka <jh@suse.cz>
26178
26179 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
26180 varpool.
26181 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
26182
26183 2010-04-30 Jan Hubicka <jh@suse.cz>
26184
26185 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
26186 New.
26187 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
26188 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
26189 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
26190 cgraph_node_set_needs_ltrans_p): Remove.
26191
26192 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
26193
26194 * sdbout.c: Include vec.h, do not include varray.h.
26195 (deferred_global_decls, sdbout_global_decl,
26196 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
26197 * toplev.c: Do not include varray.h.
26198 (dump_memory_report): Do not dump VARRAY statistics.
26199 * gengtype.c (open_base_file): Ignore varray.h.
26200 * Makefile.in: Update for abovementioned changes.
26201 Remove all traces of varray.c and varray.h.
26202 * varray.c: Remove file.
26203 * varray.h: Remove file.
26204
26205 2010-04-30 Jan Hubicka <jh@suse.cz>
26206
26207 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
26208 references.
26209
26210 2010-04-30 Jan Hubicka <jh@suse.cz>
26211
26212 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
26213 needed.
26214
26215 2010-04-30 Richard Guenther <rguenther@suse.de>
26216
26217 * tree-ssa-structalias.c (get_constraint_for_1): Generate
26218 constraints for CONSTRUCTOR.
26219
26220 2010-04-30 Richard Guenther <rguenther@suse.de>
26221
26222 PR lto/43946
26223 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
26224 first after all lowering passes.
26225
26226 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
26227
26228 * toplev.c: Include varray.h for statistics dumping.
26229 * tree.h: Do not declare varray_head_tag.
26230 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
26231 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
26232 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
26233 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
26234 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
26235 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
26236 c-common.c, c-common.h, reg-stack.c, basic-block.h,
26237 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
26238 include varray.h.
26239 * Makefile.in: Update for abovementioned changes.
26240
26241 2010-04-30 Jakub Jelinek <jakub@redhat.com>
26242
26243 PR debug/43942
26244 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
26245
26246 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26247
26248 * config/picochip/picochip.c (picochip_legitimize_address): Define.
26249 Use this function to do machine-specific conversion.
26250 (picochip_legitimize_reload_address): Likewise.
26251 (picochip_legitimate_address_p): Check valid base register only if
26252 strict.
26253 (picochip_check_conditional_copy): Check for modw only if opnd is
26254 register.
26255 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
26256 to call the function in c.
26257 * config/picochip/picochip-protos.h
26258 (picochip_legitimize_reload_address): Define.
26259 * config/picochip/picochip.md (supported_compare1): Define.
26260
26261 2010-04-30 Jan Hubicka <jh@suse.cz>
26262
26263 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
26264 (cgraph_global_info): Remove inlined.
26265 (LTO_cgraph_tag_names): Remove.
26266 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
26267 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
26268 simplify cgraph tags and document.
26269 (lto_output_node): Use only LTO_cgraph_unavail_node and
26270 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
26271 for_functions_valid, global info, process and output flags.
26272 (input_overwrite_node): Initialize estimated stack size and
26273 estimated growth. Do not read flags we no longer store.
26274 (input_node): Likewise do not read info no longer stored.
26275 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
26276 flag.
26277
26278 2010-04-30 Richard Guenther <rguenther@suse.de>
26279
26280 PR tree-optimization/43879
26281 * tree-ssa-structalias.c (get_constraint_for_1): Properly
26282 handle non-zero initializers.
26283
26284 2010-04-30 Richard Guenther <rguenther@suse.de>
26285
26286 * builtins.c (fold_builtin_1): Delete free (0).
26287
26288 2010-04-29 Jan Hubicka <jh@suse.cz>
26289
26290 * gengtype.c (open_base_files): Add lto-streamer.h
26291 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
26292 (pass_ipa_cp): GGC collect.
26293 * toplev. (compile_file): Do not output symbols.
26294 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
26295 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
26296 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
26297 * lto-section-in.c: Include ggc.h
26298 (lto_new_in_decl_state): Alloc in GGC.
26299 (lto_delete_in_decl_state): Likewise.
26300 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
26301 Collect.
26302
26303 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
26304
26305 PR target/42895
26306 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
26307 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
26308 (HONOR_REG_ALLOC_ORDER): Describe new macro.
26309 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
26310 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
26311 account only if HONOR_REG_ALLOC_ORDER is not defined.
26312 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
26313 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
26314
26315 2010-04-29 Jon Grant <04@jguk.org>
26316
26317 * collect2.c (vflag): Change type from int to bool.
26318 (debug): Likewise.
26319 (helpflag): New global bool.
26320 (main): Set vflag and debug with boolean, not integer truth values.
26321 Accept new "--help" option and output usage text if found.
26322 * collect2.h (vflag): Update prototype.
26323 (debug): Likewise.
26324
26325 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
26326
26327 PR bootstrap/43936
26328 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
26329
26330 2010-04-29 Richard Guenther <rguenther@suse.de>
26331
26332 PR bootstrap/43935
26333 * plugin.h (invoke_plugin_callbacks): Annotate arguments
26334 with ATTRIBUTE_UNUSED.
26335
26336 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
26337
26338 PR target/43921
26339 * config/i386/i386.c (get_some_local_dynamic_name): Replace
26340 INSN_P with NONDEBUG_INSN_P.
26341 (distance_non_agu_define): Likewise.
26342 (distance_agu_use): Likewise.
26343
26344 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
26345
26346 From Dominique d'Humieres <dominiq@lps.ens.fr>
26347 PR bootstrap/43858
26348 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
26349 test_set.
26350
26351 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
26352
26353 * plugin.h (invoke_plugin_callbacks): New inline function.
26354 * plugin.c (flag_plugin_added): New global flag.
26355 (add_new_plugin): Initialize above flag.
26356 (invoke_plugin_callbacks): Rename to ...
26357 (invoke_plugin_callbacks_full): ... this.
26358
26359 2010-04-28 Jan Hubicka <jh@suse.cz>
26360
26361 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
26362 (lto_varpool_replace_node): New.
26363 (lto_symtab_resolve_symbols): Resolve varpool nodes.
26364 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
26365 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
26366 * cgraph.h (varpool_node_ptr): New type.
26367 (varpool_node_ptr): New vector.
26368 (varpool_node_set_def): New structure.
26369 (varpool_node_set): New type.
26370 (varpool_node_set): New vector.
26371 (varpool_node_set_element_def): New structure.
26372 (varpool_node_set_element, const_varpool_node_set_element): New types.
26373 (varpool_node_set_iterator): New type.
26374 (varpool_node): Add prev pointers, add used_from_other_partition,
26375 in_other_partition.
26376 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
26377 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
26378 varpool_get_node, varpool_remove_node): Declare.
26379 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
26380 varpool_node_set_size): New inlines.
26381 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
26382 * tree-pass.h (varpool_node_set_def): Forward declare.
26383 (ipa_opt_pass_d): Summary writting takes vnode sets too.
26384 (ipa_write_optimization_summaries): Update prototype.
26385 * ipa-cp.c (ipcp_write_summary): Update.
26386 * ipa-reference.c (ipa_reference_write_summary): Update.
26387 * lto-cgraph.c (lto_output_varpool_node): New static function.
26388 (output_varpool): New function.
26389 (input_varpool_node): New static function.
26390 (input_varpool_1): New function.
26391 (input_cgraph): Input varpool.
26392 * ipa-pure-const.c (pure_const_write_summary): Update.
26393 * lto-streamer-out.c (lto_output): Update, output varpool too.
26394 (write_global_stream): Kill WPA hack.
26395 (produce_asm_for_decls): Update.
26396 (output_alias_pair_p): Handle variables.
26397 (output_unreferenced_globals): Output only needed partition of varpool.
26398 * ipa-inline.c (inline_write_summary): Update.
26399 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
26400 cgraph.
26401 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
26402 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
26403 varpool_node_set_new, varpool_node_set_add,
26404 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
26405 debug_varpool_node_set): New functions.
26406 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
26407 (execute_one_pass): Process new decls too.
26408 (ipa_write_summaries_2): Pass around vsets.
26409 (ipa_write_summaries_1): Likewise.
26410 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
26411 to add.
26412 (ipa_write_optimization_summaries_1): Pass around vsets.
26413 (ipa_write_optimization_summaries): Likewise.
26414 * varpool.c (varpool_get_node): New.
26415 (varpool_node): Update doubly linked lists.
26416 (varpool_remove_node): New.
26417 (dump_varpool_node): More dumping.
26418 (varpool_enqueue_needed_node): Update doubly linked lists.
26419 (decide_is_variable_needed): Kill ltrans hack.
26420 (varpool_finalize_decl): Kill lto hack.
26421 (varpool_assemble_decl): Skip decls in other partitions.
26422 (varpool_assemble_pending_decls): Update doubly linkes lists.
26423 (varpool_empty_needed_queue): Likewise.
26424 (varpool_extra_name_alias): Likewise.
26425 * lto-streamer.c (lto_get_section_name): Add vars section.
26426 * lto-streamer.h (lto_section_type): Update.
26427 (output_varpool, input_varpool): Declare.
26428
26429 2010-04-28 Mike Stump <mikestump@comcast.net>
26430
26431 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
26432
26433 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
26434
26435 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
26436 record or union type with RECORD_OR_UNION_TYPE_P predicate.
26437 (lto_input_ts_type_tree_pointers): Likewise.
26438 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
26439 (lto_output_ts_type_tree_pointers): Likewise.
26440
26441 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
26442
26443 Uniquization of constants at the Tree level
26444 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
26445 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
26446 bit to the end.
26447 (tree_output_constant_def): Declare.
26448 * gimplify.c (gimplify_init_constructor): When using block copy, first
26449 uniquize the constant constructor on the RHS.
26450 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
26451 DECL_IN_CONSTANT_POOL flag.
26452 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
26453 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
26454 constant pool.
26455 (assemble_variable): Deal with symbols belonging to the tree constant
26456 pool.
26457 (get_constant_section): Add ALIGN parameter and simplify.
26458 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
26459 (assemble_constant_contents): Use the expression of the VAR_DECL.
26460 (output_constant_def_contents): Use the alignment of the VAR_DECL.
26461 (tree_output_constant_def): New global function.
26462 (mark_constant): Use the expression of the VAR_DECL.
26463 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
26464 its expression.
26465 (output_object_block): Likewise and assemble the expression.
26466
26467 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
26468
26469 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
26470 hash_tree, eq_tree): New tree hash table.
26471 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
26472 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
26473 lto_orig_address_remove): Reimplement.
26474
26475 2010-04-28 Xinliang David Li <davidxl@google.com>
26476
26477 PR c/42643
26478 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
26479 (compute_uninit_opnds_pos): New function.
26480 (is_non_loop_exit_postdominating): New function.
26481 (compute_control_dep_chain): New function.
26482 (find_pdom): New function.
26483 (convert_control_dep_chain_into_preds): New function.
26484 (find_predicates): New function.
26485 (find_control_equiv_block): New function.
26486 (collect_phi_def_edges): New function.
26487 (find_def_preds): New function.
26488 (find_dom): New function.
26489 (dump_predicates): New function.
26490 (get_cmp_code): New function.
26491 (is_value_included_in): New function.
26492 (find_matching_predicate_in_rest_chains): New function.
26493 (use_pred_not_overlap_with_undef_path_pred): New function.
26494 (is_use_properly_guarded): New function.
26495 (normalize_cond_1): New function.
26496 (is_and_or_or): New function.
26497 (normalize_cond): New function.
26498 (is_gcond_subset_of): New function.
26499 (is_subset_of_any): New function.
26500 (is_or_set_subset_of): New function.
26501 (is_and_set_subset_of): New function.
26502 (is_norm_cond_subset_of): New function.
26503 (is_pred_expr_subset_of): New function.
26504 (is_pred_chain_subset_of): New function.
26505 (is_included_in): New function.
26506 (is_superset_of): New function.
26507 (find_uninit_use): New function.
26508 (warn_uninitialized_phi): New function.
26509 (compute_possibly_undefined_names): New function.
26510 (ssa_undefined_value_p): New function.
26511 (execute_late_warn_uninitialized): New function.
26512 * tree-ssa.c (ssa_undefined_value_p): Removed.
26513 (warn_uninit): Changed to extern.
26514 (warn_uninitialized_phi): Removed.
26515 (warn_uninitialized_vars): Changed to extern.
26516 (execute_late_warn_uninitialized): Removed
26517 * tree-flow.h: Add new prototypes.
26518 * timevar.def: Add new time variable.
26519 * Makefile.in: Add new build file.
26520
26521 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
26522
26523 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
26524 type if available.
26525
26526 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26527
26528 PR target/22224
26529 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
26530
26531 2010-04-28 Martin Jambor <mjambor@suse.cz>
26532
26533 * cgraph.h (struct cgraph_node): New field indirect_calls.
26534 (struct cgraph_indirect_call_info): New type.
26535 (struct cgraph_edge): Removed field indirect_call. New fields
26536 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
26537 (cgraph_create_indirect_edge): Declare.
26538 (cgraph_make_edge_direct): Likewise.
26539 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
26540 * ipa-prop.h (struct ipa_param_call_note): Removed.
26541 (struct ipa_node_params): Removed field param_calls.
26542 (ipa_create_all_structures_for_iinln): Declare.
26543 * cgraph.c: Described indirect edges and uids in initial comment.
26544 (cgraph_add_edge_to_call_site_hash): New function.
26545 (cgraph_edge): Search also among the indirect edges, use
26546 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
26547 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
26548 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
26549 site hash.
26550 (initialize_inline_failed): Assign a reason to indirect edges.
26551 (cgraph_create_edge_1): New function.
26552 (cgraph_create_edge): Moved some functionality to
26553 cgraph_create_edge_1.
26554 (cgraph_create_indirect_edge): New function.
26555 (cgraph_edge_remove_callee): Add an assert checking for
26556 non-indirectness.
26557 (cgraph_edge_remove_caller): Special-case indirect edges.
26558 (cgraph_remove_edge): Likewise.
26559 (cgraph_set_edge_callee): New function.
26560 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
26561 (cgraph_make_edge_direct): New function.
26562 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
26563 the declaration of the call statement matches.
26564 (cgraph_node_remove_callees): Special-case indirect edges.
26565 (cgraph_clone_edge): Likewise.
26566 (cgraph_clone_node): Clone also the indirect edges.
26567 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
26568 indirect_call, dump count of indirect_calls edges.
26569 * ipa-prop.c (iinlining_processed_edges): New variable.
26570 (ipa_note_param_call): Create indirect edges instead of
26571 creating notes. New parameter node.
26572 (ipa_analyze_call_uses): New parameter node, pass it on to
26573 ipa_note_param_call.
26574 (ipa_analyze_stmt_uses): Likewise.
26575 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
26576 (print_edge_addition_message): Work on edges rather than on notes.
26577 (update_call_notes_after_inlining): Likewise, renamed to
26578 update_indirect_edges_after_inlining.
26579 (ipa_create_all_structures_for_iinln): New function.
26580 (ipa_free_node_params_substructures): Do not free notes.
26581 (ipa_edge_duplication_hook): Propagate bits within
26582 iinlining_processed_edges bitmap.
26583 (ipa_node_duplication_hook): Do not duplicate notes.
26584 (free_all_ipa_structures_after_ipa_cp): Renamed to
26585 ipa_free_all_structures_after_ipa_cp.
26586 (free_all_ipa_structures_after_iinln): Renamed to
26587 ipa_free_all_structures_after_iinln.
26588 (ipa_write_param_call_note): Removed.
26589 (ipa_read_param_call_note): Removed.
26590 (ipa_write_indirect_edge_info): New function.
26591 (ipa_read_indirect_edge_info): Likewise.
26592 (ipa_write_node_info): Do not stream notes, do stream information
26593 in indirect edges.
26594 (ipa_read_node_info): Likewise.
26595 (lto_ipa_fixup_call_notes): Removed.
26596 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
26597 * ipa-inline.c (pass_ipa_inline): Likewise.
26598 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
26599 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
26600 * tree-inline.c (copy_bb): Removed an unnecessary double check for
26601 is_gimple_call.
26602 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
26603 edges.
26604 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
26605 (output_cgraph): Stream also indirect edges.
26606 (lto_output_edge): Added capability to stream indirect edges.
26607 (input_edge): Likewise.
26608 (input_cgraph_1): Likewise.
26609 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
26610 of indirect edges.
26611
26612 2010-04-28 Richard Guenther <rguenther@suse.de>
26613
26614 PR tree-optimization/43879
26615 PR tree-optimization/43909
26616 * tree-ssa-structalias.c (struct variable_info): Add
26617 only_restrict_pointers flag.
26618 (new_var_info): Initialize it. Increment stats.total_vars here.
26619 (create_function_info_for): Do not increment stats.total_vars here.
26620 (get_function_part_constraint): Fix build with C++.
26621 (insert_into_field_list): Remove.
26622 (push_fields_onto_fieldstack): Properly merge fields.
26623 (create_variable_info_for): Split and simplify.
26624 (create_variable_info_for_1): New piece.
26625 (intra_create_variable_infos): Properly make restrict constraints
26626 from parameters.
26627
26628 2010-04-28 Richard Guenther <rguenther@suse.de>
26629
26630 PR c++/43880
26631 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
26632
26633 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
26634 Jan Hubicka <hubicka@ucw.cz>
26635
26636 * doc/invoke.texi (-Wsuggest-attribute=const,
26637 -Wsuggest-attribute=pure): Document.
26638 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
26639 (function_always_visible_to_compiler_p,
26640 suggest_attribute, warn_function_pure, warn_function_const):
26641 New functions.
26642 (check_call): Improve debug info.
26643 (analyze_function): Do not check availability.
26644 (add_new_function): Check availability.
26645 (propagate): Output warnings.
26646 (skip_function_for_local_pure_const): New function.
26647 (local_pure_const): Use it; output warnings.
26648 * common.opt (Wsuggest-attribute=const,
26649 Wsuggest-attribute=pure): New.
26650
26651 2010-04-27 Jakub Jelinek <jakub@redhat.com>
26652
26653 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
26654 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
26655 or DW_CFA_def_cfa_offset{,_sf}.
26656
26657 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
26658
26659 * tree.h: Fix truncated long macros.
26660
26661 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
26662
26663 * collect2.c (TARGET_64BIT): Redefine to target's default.
26664 * tlink.c: Likewise.
26665 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
26666 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
26667 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
26668 for underscoring __USER_LABEL_PREFIX__.
26669 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
26670 (SUB_LINK_ENTRY32): New.
26671 (SUB_LINK_ENTRY64): New.
26672 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
26673 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
26674 (SUB_LINK_ENTRY64): New.
26675 (SUB_LINK_ENTRY): New.
26676 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
26677 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
26678 x64 target is choosen.
26679 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
26680 * configure: Regenerated.
26681 * configure.ac (leading-mingw64-underscores): Option added.
26682
26683 2010-04-27 Jan Hubicka <jh@suse.cz>
26684
26685 * doc/invoke.texi (-fipa-profile): Document.
26686 * opts.c (decode_options): Enable ipa-profile at -O1.
26687 * timevar.def (TV_IPA_PROFILE): Define.
26688 * common.opt (fipa-profile): Add.
26689 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
26690 flag for clones.
26691 (cgraph_propagate_frequency): Handle only local ones.
26692 * tree-pass.h (pass_ipa_profile): Declare.
26693 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
26694 (pass_ipa_profile): Use TV_IPA_PROFILE.
26695 * ipa.c (ipa_profile): New function.
26696 (gate_ipa_profile): Likewise.
26697 (pass_ipa_profile): New global variable.
26698 * passes.c (pass_ipa_profile): New.
26699
26700 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
26701
26702 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
26703
26704 2010-04-27 Martin Jambor <mjambor@suse.cz>
26705
26706 PR middle-end/43812
26707 * ipa.c (dissolve_same_comdat_group_list): New function.
26708 (function_and_variable_visibility): Call
26709 dissolve_same_comdat_group_list when comdat group contains external or
26710 newly local nodes.
26711 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
26712 lists are circular and that they contain only DECL_ONE_ONLY nodes.
26713
26714 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
26715
26716 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
26717 (const_hash_1) <VECTOR_CST>: New case.
26718 (compare_constant) <VECTOR_CST>: Likewise.
26719 <ADDR_EXPR>: Deal with LABEL_REFs.
26720 (copy_constant) <VECTOR_CST>: New case.
26721
26722 2010-04-27 Jan Hubicka <jh@suse.cz>
26723
26724 * cgraph.c (cgraph_propagate_frequency): New function.
26725 * cgraph.h (cgraph_propagate_frequency): Declare.
26726 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
26727 cgraph_propagate_frequency.
26728
26729 2010-04-27 Jakub Jelinek <jakub@redhat.com>
26730
26731 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
26732
26733 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
26734
26735 PR target/40657
26736 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
26737 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
26738 here to determine which regs to push and how much stack to reserve.
26739
26740 2010-04-27 Jie Zhang <jie@codesourcery.com>
26741
26742 * doc/gimple.texi (gimple_statement_with_ops): Remove
26743 addresses_taken field.
26744 (gimple_statement_with_memory_ops): Likewise.
26745
26746 2010-04-27 Jan Hubicka <jh@suse.cz>
26747
26748 * tree-inline.c (eni_inlining_weights): Remove.
26749 (estimate_num_insns): Special case more builtins.
26750
26751 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
26752
26753 PR c/32207
26754 * c-typeck.c (build_binary_op): Move forward check for comparison
26755 pointer with null pointer constant and adjust the diagnostic message.
26756
26757 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
26758
26759 PR lto/42776
26760 * configure.ac (gcc_cv_as_section_has_align): Set if installed
26761 binutils supports extended .section directive needed by LTO, or
26762 warn if older binutils found.
26763 (LTO_BINARY_READER): New AC_SUBST'd variable.
26764 (LTO_USE_LIBELF): Likewise.
26765 * config.gcc (lto_binary_reader): New target-specific configure
26766 variable.
26767 * Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
26768 (LTO_USE_LIBELF): Likewise.
26769 * configure: Regenerate.
26770
26771 * collect2.c (is_elf): Rename from this ...
26772 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
26773 object files in addition to ELF-formatted ones.
26774 (scan_prog_file): Caller updated. Also allow for LTO info marker
26775 symbol to be prefixed or not by an extra underscore.
26776
26777 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
26778 * config/i386/winnt.c: Also #include lto-streamer.h
26779 (i386_pe_asm_named_section): Specify 1-byte section alignment for
26780 LTO named sections.
26781 (i386_pe_asm_output_aligned_decl_common): Add comment.
26782 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
26783
26784 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
26785
26786 PR target/43889
26787 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
26788 Add missing earlyclobber for second alternative.
26789
26790 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
26791
26792 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
26793 bits for artificial defs at the top of the block.
26794 * fwprop.c (single_def_use_enter_block): Don't call it.
26795
26796 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
26797
26798 PR 43715
26799 * configure.ac: Use "$gcc_cv_nm -g" on darwin
26800 instead of "$gcc_cv_objdump -T".
26801 Use "-undefined dynamic_lookup" on darwin.
26802 * configure: Regenerate.
26803
26804 2010-04-26 Jakub Jelinek <jakub@redhat.com>
26805
26806 PR c/43893
26807 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
26808
26809 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
26810
26811 * c-parser.c (struct c_token): Move location field up.
26812 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
26813 (struct c_declspecs): Convert typespec_word, storage_class, and
26814 default_int_p into bitfields.
26815 (struct c_declarator): Move loc field up.
26816
26817 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
26818
26819 * cfgloop.h (struct loop): Move can_be_parallel field up.
26820 * ipa-prop.h (struct ip_node_params): Move bitfields up.
26821 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
26822 down.
26823 (struct iv_cand): Convert pos field into a bitfield.
26824 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
26825 field up.
26826 (struct _stmt_vec_info): Shuffle fields for better packing.
26827
26828 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
26829
26830 * varasm.c (IN_NAMED_SECTION): Remove guard.
26831 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
26832 (IN_NAMED_SECTION_P): ...this.
26833 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
26834 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
26835
26836 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
26837
26838 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
26839 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
26840 of shadowing it. Fix comments.
26841
26842 2010-04-26 Jan Hubicka <jh@suse.cz>
26843
26844 * cgraph.c (cgraph_create_node): Set node frequency to normal.
26845 (cgraph_clone_node): Copy function frequency.
26846 * cgraph.h (node_frequency): New enum
26847 (struct cgraph_node): Add.
26848 * final.c (rest_of_clean_state): Update.
26849 * lto-cgraph.c (lto_output_node): Output node frequency.
26850 (input_overwrite_node): Input node frequency.
26851 * tre-ssa-loop-ivopts (computation_cost): Update.
26852 * lto-streamer-out.c (output_function): Do not output function
26853 frequency.
26854 * predict.c (maybe_hot_frequency_p): Update and handle functions
26855 executed once.
26856 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
26857 attribute lookup.
26858 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
26859 (compute_function_frequency): Set noreturn functions to be executed
26860 once.
26861 (choose_function_section): Update.
26862 * lto-streamer-in.c (input_function): Do not input function frequency.
26863 * function.c (allocate_struct_function): Do not initialize function
26864 frequency.
26865 * function.h (function_frequency): Remove.
26866 (struct function): Remove function frequency.
26867 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
26868 (try_update): Update.
26869 * tree-inline.c (initialize_cfun): Do not update function frequency.
26870 * passes.c (pass_init_dump_file): Update.
26871 * i386.c (ix86_compute_frame_layout): Update.
26872 (ix86_pad_returns): Update.
26873
26874 2010-04-26 Jie Zhang <jie@codesourcery.com>
26875
26876 PR tree-optimization/43833
26877 * tree-vrp.c (range_int_cst_p): New.
26878 (range_int_cst_singleton_p): New.
26879 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
26880 when both operands are constants. Use range_int_cst_p in
26881 BIT_IOR_EXPR case.
26882
26883 2010-04-26 Jan Hubicka <jh@suse.cz>
26884
26885 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
26886
26887 2010-04-26 Richard Guenther <rguenther@suse.de>
26888
26889 PR lto/43080
26890 * gimple.c (gimple_decl_printable_name): Deal gracefully
26891 with a NULL DECL_NAME.
26892
26893 2010-04-26 Richard Guenther <rguenther@suse.de>
26894
26895 PR lto/42425
26896 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
26897 if emitting debug information and it is either a function
26898 or a namespace decl.
26899
26900 2010-04-26 Ira Rosen <irar@il.ibm.com>
26901
26902 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
26903 determine if the statement is vectorizable, and a macro to access it.
26904 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
26905 Skip statements that can't be vectorized. If the analysis fails,
26906 mark the statement as unvectorizable if vectorizing basic block.
26907 (vect_compute_data_refs_alignment): Likewise.
26908 (vect_verify_datarefs_alignment): Skip statements marked as
26909 unvectorizable. Add print.
26910 (vect_analyze_group_access): Skip statements that can't be
26911 vectorized. If the analysis fails, mark the statement as
26912 unvectorizable if vectorizing basic block.
26913 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
26914 * tree-vect-stmts.c (vectorizable_store): Fix the number of
26915 generated stmts for SLP.
26916 (new_stmt_vec_info): Initialize the new field.
26917 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
26918 statements marked as unvectorizable.
26919
26920 2010-04-25 Joseph Myers <joseph@codesourcery.com>
26921
26922 * c-common.c (flag_isoc1x): New.
26923 (flag_isoc99): Update comment.
26924 * c-common.h (flag_isoc1x): New.
26925 (flag_isoc99): Update comment.
26926 * c-cppbuiltin.c (builtin_define_float_constants): Also define
26927 __<type>_DECIMAL_DIG__.
26928 * c-opts.c (set_std_c1x): New.
26929 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
26930 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
26931 * c.opt (-std=c1x, -std=gnu1x): New options.
26932 * doc/cpp.texi: Mention -std=c1x.
26933 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
26934 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
26935 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
26936 * doc/standards.texi: Mention C1X.
26937 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
26938 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
26939 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
26940 Define for C1X.
26941
26942 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
26943
26944 * config/i386/gmon-sol2.c (_mcleanup): Change format string
26945 placeholder from 0x%x to %#x.
26946 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
26947 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
26948 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
26949 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
26950 * config/i386/i386.c (ix86_target_string): Ditto.
26951 (output_pic_addr_const): Ditto.
26952 (print_operand): Ditto.
26953
26954 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
26955
26956 * combine.c (find_split_point): Add third argument. Use it
26957 to find nested multiply-accumulate instructions. Adjust calls.
26958 (try_combine): Adjust call to find_split_point.
26959
26960 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
26961
26962 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
26963
26964 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
26965
26966 PR tree-optimization/41442
26967 * fold-const.c (merge_truthop_with_opposite_arm): New function.
26968 (fold_binary_loc): Call it.
26969
26970 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
26971
26972 * toplev.c (general_init): Set default for fdiagnostics-show-option.
26973 * opts.c (common_handle_option): Allow disabling it.
26974 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
26975
26976 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
26977
26978 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
26979 between modes if both types are integral.
26980
26981 2010-04-23 Richard Guenther <rguenther@suse.de>
26982
26983 PR tree-optimization/43572
26984 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
26985
26986 2010-04-23 Richard Guenther <rguenther@suse.de>
26987
26988 PR lto/43455
26989 * tree-inline.c (tree_can_inline_p): Also check compatibility
26990 of return types.
26991
26992 2010-04-23 Martin Jambor <mjambor@suse.cz>
26993
26994 PR tree-optimization/43846
26995 * tree-sra.c (struct access): New flag grp_assignment_read.
26996 (build_accesses_from_assign): Set grp_assignment_read.
26997 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
26998 (enum mark_read_status): New type.
26999 (analyze_access_subtree): Propagate grp_assignment_read, create
27000 accesses also if both direct_read and root->grp_assignment_read.
27001
27002 2010-04-23 Martin Jambor <mjambor@suse.cz>
27003
27004 PR middle-end/43835
27005 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
27006 function does not have type attributes.
27007
27008 2010-04-23 Richard Guenther <rguenther@suse.de>
27009
27010 PR lto/42653
27011 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
27012 of FUNCTION_DECLs.
27013
27014 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
27015
27016 * sese.h (create_if_region_on_edge): Remove.
27017
27018 * sese.c (create_if_region_on_edge): Make static.
27019
27020 * tree-inline.c: Do not include ggc.h.
27021
27022 * expr.c: Do not include ggc.h.
27023
27024 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
27025 dependencies.
27026
27027 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
27028
27029 PR target/43744
27030 * config/sh/sh.c (find_barrier): Don't emit a constant pool
27031 in the middle of insns for casesi_worker_2.
27032
27033 2010-04-22 David Edelsohn <edelsohn@gnu.org>
27034
27035 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
27036
27037 2010-04-22 Ira Rosen <irar@il.ibm.com>
27038
27039 PR tree-optimization/43842
27040 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
27041 loop unrolling in update of exit phis. Fix comment.
27042 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
27043 least two reduction statements in the loop before starting SLP
27044 analysis.
27045
27046 2010-04-22 Nick Clifton <nickc@redhat.com>
27047
27048 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
27049
27050 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
27051
27052 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
27053 to simplify a + ~a.
27054
27055 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
27056
27057 * tree-parloops.c (loop_parallel_p): New argument
27058 parloop_obstack. Pass it down.
27059 (parallelize_loops): New variable parloop_obstack. Initialize it,
27060 pass it down, free it.
27061
27062 * tree-loop-linear.c (linear_transform_loops): Pass down
27063 lambda_obstack.
27064
27065 * tree-data-ref.h (lambda_compute_access_matrices): New argument
27066 of type struct obstack *.
27067
27068 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
27069 scratch_obstack. Initialize it, pass down, free it.
27070
27071 * lambda.h (lambda_loop_new): Remove.
27072 (lambda_matrix_new, lambda_matrix_inverse)
27073 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
27074 argument of type struct obstack *.
27075
27076 * lambda-trans.c (lambda_trans_matrix_new): New argument
27077 lambda_obstack. Pass it down, use obstack allocation for ret.
27078 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
27079 it down.
27080
27081 * lambda-mat.c (lambda_matrix_get_column)
27082 (lambda_matrix_project_to_null): Remove.
27083 (lambda_matrix_new): New argument lambda_obstack. Use obstack
27084 allocation for mat.
27085 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
27086 lambda_obstack.
27087
27088 * lambda-code.c (lambda_loop_new): New function.
27089 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
27090 (lambda_compute_auxillary_space, lambda_compute_target_space)
27091 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
27092 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
27093 (build_access_matrix): New argument lambda_obstack. Use obstack
27094 allocation for am.
27095 (lambda_compute_step_signs, lambda_compute_access_matrices): New
27096 argument lambda_obstack. Pass it down.
27097
27098 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
27099
27100 * optabs.h (expand_widening_mult): Declare.
27101
27102 2010-04-22 Richard Guenther <rguenther@suse.de>
27103
27104 PR tree-optimization/43845
27105 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
27106 lookup the CALL_EXPR function and arguments.
27107
27108 2010-04-22 Nick Clifton <nickc@redhat.com>
27109
27110 * config/stormy16/stormy16.c
27111 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
27112 * config/stormy16/stormy16.h: Tidy up formatting.
27113 (DONT_USE_BUILTIN_SETJMP): Remove definition.
27114 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
27115 (ineqbranchsi): Delete pattern.
27116 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
27117 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
27118 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
27119 stormy16-lib2-ucmpsi2.c.
27120
27121 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
27122
27123 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
27124 df_simulate_find_noclobber_defs as appropriate. Keep track of an
27125 extra set merge_set_noclobber, and use it to relax the final test
27126 slightly.
27127 * df.h (df_simulate_find_noclobber_defs): Declare.
27128 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
27129 conditional defs.
27130 (df_simulate_find_noclobber_defs): New function.
27131
27132 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
27133
27134 * config/i386/i386.md: Use {} around multi-line preparation statements.
27135
27136 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
27137
27138 * c-tree.h (push_init_level, pop_init_level, set_init_index)
27139 (process_init_element): New argument of type struct obstack *.
27140
27141 * c-typeck.c (push_init_level, pop_init_level, set_designator)
27142 (set_init_index, set_init_label, set_nonincremental_init)
27143 (set_nonincremental_init_from_string, find_init_member)
27144 (output_init_element, output_pending_init_elements)
27145 (process_init_element): New argument braced_init_obstack. Pass it
27146 down.
27147 (push_range_stack, add_pending_init): New argument
27148 braced_init_obstack. Use obstack allocation.
27149
27150 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
27151 braced_init_obstack. Pass it down.
27152 (c_parser_braced_init): New variables ret, braced_init_obstack.
27153 Initialize obstack, pass it down and finally free it.
27154
27155 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
27156
27157 PR middle-end/29274
27158 * tree-pass.h (pass_optimize_widening_mul): Declare.
27159 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
27160 gate_optimize_widening_mul): New static functions.
27161 (pass_optimize_widening_mul): New.
27162 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
27163 <case MULT_EXPR>: Remove support for widening multiplies.
27164 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
27165 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
27166 simplify_gen_unary rather than directly building extensions.
27167 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
27168 WIDEN_MULT_EXPR.
27169 * expmed.c (expand_widening_mult): New function.
27170 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
27171
27172 2010-04-21 Jan Hubicka <jh@suse.cz>
27173
27174 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
27175 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
27176 * lto-wpa-fixup.c: Remove.
27177 * Makefile.in (lto-wpa-fixup.o): Remove.
27178 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
27179 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
27180 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
27181
27182 2010-04-21 Jan Hubicka <jh@suse.cz>
27183
27184 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
27185 add write_optimization_summary, read_optimization_summary.
27186 (ipa_write_summaries_of_cgraph_node_set): Remove.
27187 (ipa_write_optimization_summaries): Declare.
27188 (ipa_read_optimization_summaries): Declare.
27189 * ipa-cp.c (pass_ipa_cp): Update.
27190 * ipa-reference.c (pass_ipa_reference): Update.
27191 * ipa-pure-const.c (pass_ipa_pure_const): Update.
27192 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
27193 Update.
27194 * ipa-inline.c (pass_ipa_inline): Update.
27195 * ipa.c (pass_ipa_whole_program): Update.
27196 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
27197 * passes.c (ipa_write_summaries_1): Do not test wpa.
27198 (ipa_write_optimization_summaries_1): New.
27199 (ipa_write_optimization_summaries): New.
27200 (ipa_read_summaries): Do not test ltrans.
27201 (ipa_read_optimization_summaries_1): New.
27202 (ipa_read_optimization_summaries): New.
27203
27204 2010-04-21 Jan Hubicka <jh@suse.cz>
27205
27206 * lto-cgraph.c (lto_output_node): Do not output comdat groups
27207 for boundary nodes.
27208 (output_cgraph): Do not arrange comdat groups for boundary nodes.
27209
27210 2010-04-21 Jakub Jelinek <jakub@redhat.com>
27211
27212 PR debug/40040
27213 * dwarf2out.c (add_name_and_src_coords_attributes): Add
27214 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
27215
27216 2010-04-21 Jan Hubicka <jh@suse.cz>
27217
27218 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
27219
27220 2010-04-21 Jan Hubicka <jh@suse.cz>
27221
27222 * varpool.c (decide_is_variable_needed): Variable is always needed
27223 during ltrans.
27224
27225 2010-04-21 Jan Hubicka <jh@suse.cz>
27226
27227 * opts.c (decode_options): Enable pure-const pass for whopr.
27228
27229 2010-04-21 Jan Hubicka <jh@suse.cz>
27230
27231 * cgraph.c (dump_cgraph_node): Dump also assembler name.
27232 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
27233 at WPA dumping.
27234 (cgraph_decide_inlining): Do not expect callee to be removed in all
27235 cases.
27236
27237 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
27238
27239 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
27240
27241 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
27242
27243 * config/i386/i386.md (x86_shrd): Add athlon_decode and
27244 amdfam10_decode attributes.
27245
27246 2010-04-21 Jakub Jelinek <jakub@redhat.com>
27247
27248 PR middle-end/43570
27249 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
27250 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
27251 (lower_copyprivate_clauses): Use private var in outer
27252 context instead of original var. Make sure the types
27253 are correct for VLAs.
27254
27255 2010-04-21 Richard Guenther <rguenther@suse.de>
27256
27257 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
27258 to non-pointer objects.
27259
27260 2010-04-21 Jakub Jelinek <jakub@redhat.com>
27261
27262 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
27263 last chain entry if it starts with the still current label.
27264 (add_location_or_const_value_attribute): Check that
27265 loc_list->first->next is NULL instead of comparing ->first with ->last.
27266 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
27267 to add_var_loc_to_decl.
27268
27269 * dwarf2out.c (output_call_frame_info): For dw_cie_version
27270 >= 4 add also address size and segment size fields into CIE header.
27271
27272 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
27273 long as address size is the same as sizeof (void *) and
27274 segment size is 0.
27275 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
27276 address size or segment size is unexpected, return DW_EH_PE_omit.
27277 (classify_object_over_fdes): If get_cie_encoding returned
27278 DW_EH_PE_omit, return -1.
27279 (init_object): If classify_object_over_fdes returned -1,
27280 pretend there were no FDEs at all.
27281
27282 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
27283
27284 * config/i386/i386.md (bswap<mode>2): Macroize expander from
27285 bswap{si,di}2 using SWI48 mode iterator.
27286 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
27287 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
27288 set modrm attribute of bswap insn to 0 and remove length attribute.
27289 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
27290 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
27291 set mode attribute to <MODE> and remove length attribute.
27292
27293 2010-04-20 James E. Wilson <wilson@codesourcery.com>
27294
27295 PR rtl-optimization/43520
27296 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
27297 zero available registers.
27298
27299 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27300
27301 * builtins.c (fold_builtin_cproj): Fold more cases.
27302
27303 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27304
27305 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
27306 (fold_builtin_1): Fold builtin cproj.
27307 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
27308 Use ATTR_CONST_NOTHROW_LIST.
27309
27310 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
27311
27312 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
27313 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
27314 ffsi2_no_cmove for !TARGET_CMOVE.
27315 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
27316 (ffssi2): Remove expander.
27317 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
27318 mode iterator.
27319 (ctz<mode>2): Ditto from ctz{si,di}2.
27320 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
27321 mode iterator.
27322 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
27323 mode iterator.
27324
27325 2010-04-20 Jakub Jelinek <jakub@redhat.com>
27326
27327 * dwarf2out.c (AT_linkage_name): Define.
27328 (clone_as_declaration): Handle DW_AT_linkage_name.
27329 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
27330 of DW_AT_MIPS_linkage_name.
27331 (move_linkage_attr): Likewise.
27332 (dwarf2out_finish): Likewise.
27333
27334 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
27335
27336 PR middle-end/41952
27337 * fold-const.c (fold_comparison): New folding rule.
27338
27339 2010-04-20 Anatoly Sokolov <aesok@post.ru>
27340
27341 * double-int.h (double_int_setbit): Declare.
27342 * double-int.c (double_int_setbit): New function.
27343 * rtl.h (immed_double_int_const): Declare.
27344 * emit-rtl.c (immed_double_int_const): New function.
27345 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
27346 and immed_double_int_const functions.
27347 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
27348 expand_copysign_bit): (Ditto.).
27349 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
27350 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
27351 * dojump.c (prefer_and_bit_test): (Ditto.).
27352 * expr.c (convert_modes, reduce_to_bit_field_precision,
27353 const_vector_from_tree): (Ditto.).
27354 * expmed.c (mask_rtx, lshift_value): (Ditto.).
27355
27356 2010-04-20 Jan Hubicka <jh@suse.cz>
27357
27358 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
27359 (dump_cgraph_node): Dump new flags.
27360 * cgraph.h (struct cgraph_node): Add flags
27361 reachable_from_other_partition and in_other_partition.
27362 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
27363 other partition can not be removed.
27364 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
27365 the other partition must be output; silence sanity checking on
27366 leaking functions bodies from other paritition.
27367 * lto-cgraph.c (reachable_from_other_partition_p): New function.
27368 (lto_output_node): Output new flags; do not sanity check that inline
27369 clones are output; drop lto_forced_extern_inline_p code; do not mock
27370 visibility flags at partition boundaries.
27371 (add_node_to): New function.
27372 (output_cgraph): Use it to sort functions so masters appear before
27373 clones.
27374 (input_overwrite_node): Input new flags.
27375 * passes.c (ipa_write_summaries): Do not call
27376 lto_new_extern_inline_states.
27377 * lto-section-out.c (forced_extern_inline,
27378 lto_new_extern_inline_states lto_delete_extern_inline_states,
27379 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
27380 * lto-streamer.h (lto_new_extern_inline_states,
27381 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
27382 lto_forced_extern_inline_p): Kill.
27383
27384 2010-04-20 Richard Guenther <rguenther@suse.de>
27385
27386 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
27387 from vars that can have pointers.
27388 (process_constraint): Dump useless constraints.
27389
27390 2010-04-20 Richard Guenther <rguenther@suse.de>
27391
27392 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
27393 (dump_sa_points_to_info): Remove asserts.
27394 (init_base_vars): nothing_id isn't an escape point nor does it
27395 have pointers.
27396
27397 2010-04-20 Jakub Jelinek <jakub@redhat.com>
27398
27399 * tree.h (TYPE_REF_IS_RVALUE): Define.
27400 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
27401 should_move_die_to_comdat, prune_unused_types_walk): Handle
27402 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
27403 (modified_type_die, gen_reference_type_die): Emit
27404 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
27405 if TYPE_REF_IS_RVALUE and -gdwarf-4.
27406
27407 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27408
27409 PR target/43635
27410 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
27411 calls for -fpic -m31 if they have been sibcall optimized.
27412
27413 2010-04-19 James E. Wilson <wilson@codesourcery.com>
27414
27415 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
27416 ar.lc fixed and call-used.
27417
27418 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
27419
27420 2010-04-19 Jan Hubicka <jh@suse.cz>
27421
27422 * opts.c (decode_options): Disable whpr incompatible passes.
27423 * lto/lto.c (lto_1_to_1_map): Skip clones.
27424 (read_cgraph_and_symbols): Do not mark everything as needed.
27425 (do_whole_program_analysis): Do map only after optimizing;
27426 set proper cgraph_state; use passmanager.
27427
27428 2010-04-19 DJ Delorie <dj@redhat.com>
27429
27430 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
27431 POINTER_PLUS_EXPR and fix them.
27432
27433 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
27434
27435 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
27436 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
27437 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
27438 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
27439 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
27440 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
27441 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
27442 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
27443 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
27444 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
27445 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
27446
27447 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
27448
27449 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
27450 (check_cond_move_block): Likewise.
27451 (cond_move_process_if_block): Likewise.
27452 (noce_find_if_block): Improve formatting.
27453 (find_if_header): Pass 0 to memset and tweak conditions.
27454 (cond_exec_find_if_block): Fix long lines and tweak conditions.
27455
27456 2010-04-19 Jakub Jelinek <jakub@redhat.com>
27457
27458 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
27459 for -gdwarf-4.
27460
27461 PR middle-end/43337
27462 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
27463 with non-local decl doesn't need chain.
27464
27465 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
27466
27467 * ira-color.c (allocno_reload_assign): Avoid accumulating
27468 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
27469
27470 2010-04-19 Martin Jambor <mjambor@suse.cz>
27471
27472 * gimple.h (create_tmp_reg): Declare.
27473 * gimplify.c (create_tmp_reg): New function.
27474 (gimplify_return_expr): Use create_tmp_reg.
27475 (gimplify_omp_atomic): Likewise.
27476 (gimple_regimplify_operands): Likewise.
27477 * tree-dfa.c (make_rename_temp): Likewise.
27478 * tree-predcom.c (predcom_tmp_var): Likewise.
27479 (reassociate_to_the_same_stmt): Likewise.
27480 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
27481 (get_replaced_param_substitute): Likewise.
27482 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
27483 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
27484 * tree-ssa-pre.c (get_representative_for): Likewise.
27485 (create_expression_by_pieces): Likewise.
27486 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
27487 (create_tailcall_accumulator): Likewise.
27488
27489 2010-04-19 Martin Jambor <mjambor@suse.cz>
27490
27491 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
27492 new_stmt.
27493 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
27494
27495 2010-04-19 Richard Guenther <rguenther@suse.de>
27496
27497 PR tree-optimization/43796
27498 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
27499 from SCEV in the lattice.
27500 (vrp_visit_phi_node): Dump change.
27501
27502 2010-04-19 Richard Guenther <rguenther@suse.de>
27503
27504 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
27505 * configure: Re-generated.
27506
27507 2010-04-19 Richard Guenther <rguenther@suse.de>
27508
27509 PR tree-optimization/43783
27510 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
27511 constant ARRAY_REF operands two and three if possible.
27512
27513 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
27514
27515 PR target/43766
27516 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
27517
27518 2010-04-19 Jie Zhang <jie@codesourcery.com>
27519
27520 PR target/43662
27521 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
27522
27523 2010-04-19 Ira Rosen <irar@il.ibm.com>
27524
27525 PR tree-optimization/37027
27526 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
27527 and macro to access it.
27528 (vectorizable_reduction): Add argument.
27529 (vect_get_slp_defs): Likewise.
27530 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
27531 statements for possible use in SLP.
27532 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
27533 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
27534 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
27535 add new argument.
27536 (vectorizable_reduction): Likewise.
27537 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
27538 vect_get_slp_defs.
27539 (vectorizable_type_demotion, vectorizable_type_promotion,
27540 vectorizable_store): Likewise.
27541 (vect_analyze_stmt): Update call to vectorizable_reduction.
27542 (vect_transform_stmt): Likewise.
27543 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
27544 (vect_build_slp_tree): Fix indentation. Check that there are no loads
27545 from different interleaving chains in same node.
27546 (vect_slp_rearrange_stmts): New function.
27547 (vect_supported_load_permutation_p): Allow load permutations for
27548 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
27549 inside SLP nodes if necessary.
27550 (vect_analyze_slp_instance): Handle reductions.
27551 (vect_analyze_slp): Try to build SLP instances originating from groups
27552 of reductions.
27553 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
27554 (vect_get_constant_vectors): Create initial vectors for reductions
27555 according to reduction code. Add new argument.
27556 (vect_get_slp_defs): Add new argument, pass it to
27557 vect_get_constant_vectors.
27558 (vect_schedule_slp_instance): Remove SLP tree root statements.
27559
27560 2010-04-19 Jakub Jelinek <jakub@redhat.com>
27561
27562 * tree.h (ENUM_IS_SCOPED): Define.
27563 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
27564 for ENUM_IS_SCOPED enums.
27565
27566 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
27567
27568 * fold-const.c (fold_comparison): Use ssizetype.
27569 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
27570 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
27571 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
27572 * tree-object-size.c (compute_object_sizes): Use size_type_node.
27573
27574 * tree.h (initialize_sizetypes): Remove parameter.
27575 (build_common_tree_nodes): Remove second parameter.
27576 * stor-layout.c (initialize_sizetypes): Remove parameter.
27577 Always create an unsigned type.
27578 (set_sizetype): Assert that the passed type is unsigned and simplify.
27579 * tree.c (build_common_tree_nodes): Remove second parameter.
27580 Adjust call to initialize_sizetypes.
27581 * c-decl.c (c_init_decl_processing): Remove second argument in call to
27582 build_common_tree_nodes.
27583
27584 2010-04-18 Matthias Klose <doko@ubuntu.com>
27585
27586 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
27587
27588 2010-04-18 Ira Rosen <irar@il.ibm.com>
27589
27590 PR tree-optimization/43771
27591 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
27592 load permutation doesn't have gaps.
27593
27594 2010-04-18 Jan Hubicka <jh@suse.cz>
27595
27596 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
27597 (sse_prologue_save_insn expander): Use new pattern.
27598 (sse_prologue_save_insn1): New pattern and splitter.
27599 (sse_prologue_save_insn): Update to deal also with 64bit aligned
27600 blocks.
27601 * i386.c (setup_incoming_varargs_64): Do not compute jump
27602 destination here.
27603 (ix86_gimplify_va_arg): Update alignment needed.
27604 (ix86_local_alignment): Do not align all local arrays to 128bit.
27605
27606 2010-04-17 Jan Hubicka <jh@suse.cz>
27607
27608 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
27609
27610 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
27611
27612 * arm.md (negdi2): Remove redundant code to force values into a
27613 register.
27614
27615 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
27616
27617 * arm/bpabi.S: Add EABI alignment attributes to objects.
27618 * arm/bpabi-v6m.S: Likewise.
27619 * arm/crti.asm: Likewise.
27620 * arm/crtn.asm: Likewise.
27621 * arm/lib1funcs.asm: Likewise.
27622 * arm/libunwind.S: Likewise.
27623
27624 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
27625
27626 * arm-protos.h (tune_params): New structure.
27627 * arm.c (current_tune): New variable.
27628 (arm_constant_limit): Delete.
27629 (struct processors): Add pointer to the tune parameters.
27630 (arm_slowmul_tune): New tuning option.
27631 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
27632 (all_cores): Adjust to pick up the tuning model.
27633 (arm_constant_limit): New function.
27634 (arm_override_options): Select the appropriate tuning model. Delete
27635 initialization of arm_const_limit.
27636 (arm_split_constant): Use the new constant-limit model.
27637 (arm_rtx_costs): Pick up the current tuning model.
27638 * arm.md (is_strongarm, is_xscale): Delete.
27639 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
27640 for Xscale variant architectures.
27641 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
27642
27643 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27644
27645 * config/arm/arm.c (arm_gen_constant): Remove unused variable
27646 can_shift.
27647 (arm_rtx_costs_1): Remove unused variable extra_cost.
27648 (arm_unwind_emit_set): Use variable offset.
27649 (thumb1_output_casesi): Remove unused variable flags.
27650
27651 2010-04-16 Jeff Law <law@redhat.com>
27652
27653 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
27654 needing assignment rather than doing a two-phase assignment. Remove
27655 unused variable 'm'.
27656
27657 2010-04-16 Jakub Jelinek <jakub@redhat.com>
27658
27659 PR bootstrap/43767
27660 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
27661
27662 2010-04-16 Doug Kwan <dougkwan@google.com>
27663
27664 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
27665 (next_operand_entry_id): New static variable.
27666 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
27667 (add_to_ops_vec): Assigned unique ID to operand entry.
27668 (struct oecount_s): New field ID.
27669 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
27670 (undistribute_ops_list): Assign unique IDs to oecounts.
27671 (init_reassoc): reset next_operand_entry_id.
27672
27673 2010-04-16 Doug Kwan <dougkwan@google.com>
27674
27675 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
27676 missing left parenthesis.
27677
27678 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
27679
27680 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
27681 *btdi_rex64 using SWI48 mode iterator.
27682 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
27683 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
27684 *jcc_btdi_mask_rex64.
27685
27686 2010-04-16 Anatoly Sokolov <aesok@post.ru>
27687
27688 * double-int.h (tree_to_double_int): Convert to macro.
27689 * double-int.c (tree_to_double_int): Remove.
27690
27691 2010-04-16 Jakub Jelinek <jakub@redhat.com>
27692
27693 PR debug/43762
27694 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
27695 with want_address 2 and in case a single element list might be
27696 possible, call it again with want_address 0.
27697
27698 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
27699
27700 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
27701 case 'W' print operands for HI mode.
27702 * config/h8300/h8300.h (Y0, Y2) : New constraints.
27703 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
27704 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
27705 * config/h8300/predicate.md (bit_register_indirect_operand): New.
27706
27707 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
27708
27709 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
27710 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
27711 #xx:3 and #xx:4 mode.
27712
27713 * config/h8300/h8300.md (inverted load with HImode dest): Add
27714 support for H8300SX.
27715
27716 * config/h8300/predicate.md (bit_operand): Allow immediate values that
27717 satisfy 'U' constraint.
27718
27719 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27720
27721 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
27722 * configure: Regenerate.
27723 * config.in: Regenerate.
27724 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
27725 works.
27726
27727 2010-04-16 Richard Guenther <rguenther@suse.de>
27728
27729 * tree.h (struct tree_decl_minimal): Move pt_uid ...
27730 (struct tree_decl_common): ... here.
27731 (DECL_PT_UID): Adjust.
27732 (SET_DECL_PT_UID): Likewise.
27733 (DECL_PT_UID_SET_P): Likewise.
27734
27735 2010-04-16 Richard Guenther <rguenther@suse.de>
27736
27737 PR tree-optimization/43572
27738 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
27739 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
27740 * tree-flow.h (is_call_clobbered): Remove.
27741 * tree-flow-inline.h (is_call_clobbered): Likewise.
27742 * tree-dfa.c (dump_variable): Do not dump call clobber state.
27743 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
27744 (execute_return_slot_opt): Adjust.
27745 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
27746 check for call clobbered vars here.
27747 (find_tail_calls): Move tailcall verification to the
27748 proper place.
27749
27750 2010-04-16 Diego Novillo <dnovillo@google.com>
27751
27752 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
27753
27754 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
27755
27756 PR target/40603
27757 * config/arm/arm.md (cbranchqi4): New pattern.
27758 * config/arm/predicates.md (const0_operand,
27759 cbranchqi4_comparison_operator): New predicates.
27760
27761 2010-04-16 Richard Guenther <rguenther@suse.de>
27762
27763 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
27764 (dump_gimple_stmt): Likewise.
27765
27766 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
27767
27768 * recog.h (struct recog_data): New field is_operator.
27769 (struct insn_operand_data): New field is_operator.
27770 * recog.c (extract_insn): Set recog_data.is_operator.
27771 * genoutput.c (output_operand_data): Emit code to set the
27772 is_operator field.
27773 * reload.c (find_reloads): Use it rather than testing for an
27774 empty constraint string.
27775
27776 PR target/41514
27777 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
27778 If the previous insn is a cbranchsi4_insn with the same arguments,
27779 omit the compare instruction.
27780
27781 * config/arm/arm.md (addsi3_cbranch): If destination is a high
27782 register, inputs must be low registers and we need a low register
27783 scratch. Handle alternative 2 like alternative 3.
27784
27785 2010-04-16 Jakub Jelinek <jakub@redhat.com>
27786
27787 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
27788 don't call get_addr on both. If one expression is a VALUE and
27789 the other a REG, check VALUE's locs if the REG isn't among them.
27790
27791 2010-04-16 Christian Bruel <christian.bruel@st.com>
27792
27793 * config/sh/sh.h (sh_frame_pointer_required): New function.
27794 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
27795 (flag_omit_frame_pointer) Set.
27796 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
27797 (rounded_frame_size): Adjust size with outgoing_args_size.
27798 (sh_set_return_address): Must return from stack pointer.
27799 * config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
27800 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
27801 (ACCUMULATE_OUTGOING_ARGS): Define.
27802 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
27803 * config/sh/sh.opt (maccumulate-outgoing-args): New option.
27804
27805 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
27806
27807 PR target/43471
27808 * config/sh/sh.c (sh_legitimize_reload_address): Use
27809 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
27810 Remove a unneeded check for offset_base.
27811
27812 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
27813
27814 * configure: Regenerated.
27815
27816 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27817
27818 * config/s390/s390.c (s390_call_save_register_used): Switch back
27819 to HARD_REGNO_NREGS.
27820
27821 2010-04-15 Richard Guenther <rguenther@suse.de>
27822
27823 * alias.c (alias_set_subset_of): Handle alias-set zero
27824 child properly.
27825
27826 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
27827 Julian Brown <julian@codesourcery.com>
27828
27829 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
27830 alternatives according to use of high and low regs.
27831 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
27832 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
27833 optimizing for size on Thumb-2.
27834
27835 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
27836
27837 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
27838
27839 2010-04-15 Richard Guenther <rguenther@suse.de>
27840
27841 * tree-ssa-structalias.c (struct variable_info): Add
27842 is_fn_info flag.
27843 (new_var_info): Initialize it.
27844 (dump_constraints): Support printing last added constraints.
27845 (debug_constraints): Adjust.
27846 (dump_constraint_graph): Likewise.
27847 (make_heapvar_for): Check for NULL cfun.
27848 (get_function_part_constraint): New function.
27849 (get_fi_for_callee): Likewise.
27850 (find_func_aliases): Properly implement IPA PTA constraints.
27851 (process_ipa_clobber): New function.
27852 (find_func_clobbers): Likewise.
27853 (insert_into_field_list_sorted): Remove.
27854 (create_function_info_for): Properly allocate vars for IPA mode.
27855 Do not use insert_into_field_list_sorted.
27856 (create_variable_info_for): Properly generate constraints for
27857 global vars in IPA mode.
27858 (dump_solution_for_var): Always dump the solution.
27859 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
27860 (find_what_var_points_to): Adjust.
27861 (pt_solution_set): Change.
27862 (pt_solution_ior_into): New function.
27863 (pt_solution_empty_p): Export.
27864 (pt_solution_includes_global): Adjust.
27865 (pt_solution_includes_1): Likewise.
27866 (pt_solutions_intersect_1): Likewise.
27867 (dump_sa_points_to_info): Check some invariants.
27868 (solve_constraints): Move constraint dumping ...
27869 (compute_points_to_sets): ... here.
27870 (ipa_pta_execute): ... and here.
27871 (compute_may_aliases): Do not re-compute points-to info
27872 locally if IPA info is available.
27873 (ipa_escaped_pt): New global var.
27874 (ipa_pta_execute): Properly implement IPA PTA.
27875 * tree-into-ssa.c (dump_decl_set): Support dumping
27876 decls not in referenced-vars.
27877 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
27878 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
27879 (dump_points_to_solution): Likewise.
27880 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
27881 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
27882 (remap_gimple_stmt): Reset call clobber/use information if necessary.
27883 (copy_decl_to_var): Copy DECL_PT_UID.
27884 (copy_result_decl_to_var): Likewise.
27885 * tree.c (make_node_stat): Initialize DECL_PT_UID.
27886 (copy_node_stat): Copy it.
27887 * tree.h (DECL_PT_UID): New macro.
27888 (SET_DECL_PT_UID): Likewise.
27889 (DECL_PT_UID_SET_P): Likewise.
27890 (struct tree_decl_minimal): Add pt_uid member.
27891 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
27892 (pt_solution_empty_p): Declare.
27893 (pt_solution_set): Adjust.
27894 (ipa_escaped_pt): Declare.
27895 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
27896 * gimple-pretty-print.c (pp_points_to_solution): New function.
27897 (dump_gimple_call): Dump call clobber/use information.
27898 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
27899 * tree-pass.h (TDF_ALIAS): New dump option.
27900 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
27901 * doc/invoke.texi (-fipa-pta): Update documentation.
27902
27903 2010-04-15 Richard Guenther <rguenther@suse.de>
27904
27905 * Makefile.in (OBJS-common): Add gimple-fold.o.
27906 (gimple-fold.o): New rule.
27907 * tree.h (maybe_fold_offset_to_reference,
27908 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
27909 prototypes ...
27910 * gimple.h: ... here.
27911 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
27912 may_propagate_address_into_dereference): Move prototypes ...
27913 * gimple.h: ... here.
27914 * tree-ssa-ccp.c (get_symbol_constant_value,
27915 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
27916 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
27917 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
27918 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
27919 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
27920 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
27921 gimplify_and_update_call_from_tree): Move ...
27922 * gimple-fold.c: ... here. New file.
27923 (ccp_fold_builtin): Rename to ...
27924 (gimple_fold_builtin): ... this.
27925 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
27926
27927 2010-04-15 Richard Guenther <rguenther@suse.de>
27928
27929 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
27930 fit_double_type, force_fit_type_double, add_double_with_sign,
27931 neg_double, mul_double_with_sign, lshift_double, rshift_double,
27932 lrotate_double, rrotate_double, div_and_round_double): Move ...
27933 * double-int.c: ... here.
27934 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
27935 add_double, neg_double, mul_double_with_sign, mul_double,
27936 lshift_double, rshift_double, lrotate_double, rrotate_double,
27937 div_and_round_double): Move prototypes ...
27938 * double-int.h: ... here.
27939
27940 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
27941
27942 PR target/43742
27943 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
27944 matching constraints to ensure inputs match the output.
27945
27946 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
27947
27948 PR target/43742
27949 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
27950 in an input-only operand.
27951
27952 2010-04-15 Anatoly Sokolov <aesok@post.ru>
27953
27954 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
27955 (double_int_not, double_int_lshift, double_int_rshift): Declare.
27956 (double_int_negative_p): Convert to static inline function.
27957 * double-int.c (double_int_lshift, double_int_lshift): New functions.
27958 (double_int_negative_p): Remove.
27959 * tree.h (lshift_double, rshift_double):
27960 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
27961 * fold-const.c (fold_convert_const_int_from_real,
27962 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
27963 (lshift_double): Change type of arith argument to bool.
27964 (rshift_double): Change type of arith argument to bool. Correct
27965 comment.
27966 * expmed.c (mask_rtx, lshift_value): (Ditto.).
27967
27968 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
27969
27970 PR target/21803
27971 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
27972 at the start and end of the then/else blocks, and omit them from the
27973 conversion.
27974 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
27975 argument; all callers changed. Pass zero to old_insns_match_p instead.
27976 (flow_find_head_matching_sequence): New function.
27977 (old_insns_match_p): Check REG_EH_REGION notes for calls.
27978 * basic-block.h (flow_find_cross_jump,
27979 flow_find_head_matching_sequence): Declare functions.
27980
27981 2010-04-14 Jason Merrill <jason@redhat.com>
27982
27983 PR c++/36625
27984 * c-common.c (attribute_takes_identifier_p): New fn.
27985 * c-common.h: Declare it.
27986
27987 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
27988
27989 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
27990 splitter condition.
27991 (*udivmod<mode>4): Ditto.
27992
27993 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
27994
27995 * config/i386/i386.md (maxmin_int): Rename code attribute from
27996 maxminiprefix and update all users.
27997 (maxmin_float): Ditto from maxminfprefix.
27998 (logic): Ditto from logicprefix.
27999 (absneg_mnemonic): Ditto from absnegprefix.
28000 * config/i386/mmx.md: Update all users of maxminiprefix,
28001 maxminfprefix and logicprefix for rename.
28002 * config/i386/sse.md: Ditto.
28003 * config/i386/sync.md (sync_<code><mode>): Update for
28004 logicprefix rename.
28005
28006 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
28007
28008 PR 42966
28009 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
28010 warnings converted to errors.
28011
28012 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
28013
28014 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
28015 used insn_type variable.
28016 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
28017 to avoid set-but-not-used warning.
28018
28019 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
28020
28021 * df-core.c (df_ref_debug): Change format string placeholder
28022 from 0x%x to %#x.
28023 * dwarf2asm.c (dw2_asm_output_data_raw,
28024 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
28025 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
28026 * dwarf2out.c (output_cfi, output_cfi_directive,
28027 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
28028 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
28029 Ditto.
28030 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
28031 * print-rtl.c (print_rtx): Ditto.
28032
28033 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28034
28035 PR middle-end/42694
28036 * builtins.c (expand_builtin_pow_root): New function to expand pow
28037 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
28038 series of sqrt and cbrt calls under -ffast-math.
28039 (expand_builtin_pow): Call it.
28040
28041 2010-04-14 Michael Matz <matz@suse.de>
28042
28043 PR tree-optimization/42963
28044 * tree-cfg.c (touched_switch_bbs): New static variable.
28045 (group_case_labels_stmt): New function broken out from ...
28046 (group_case_labels): ... here, use the above.
28047 (start_recording_case_labels): Allocate touched_switch_bbs.
28048 (end_recording_case_labels): Deallocate it, call
28049 group_case_labels_stmt.
28050 (gimple_redirect_edge_and_branch): Remember index of affected BB.
28051
28052 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
28053
28054 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
28055 from insn template.
28056
28057 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
28058
28059 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
28060
28061 2010-04-13 Jan Hubicka <jh@suse.cz>
28062
28063 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
28064 of optimized out static functions.
28065 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
28066 cost computation. Also sanity check for overflows.
28067 (update_caller_keys): Update cgraph_edge_badness call; properly
28068 update fibheap and sanity check that it is up to date.
28069 (add_new_edges_to_heap): Update cgraph_edge_badness.
28070 (cgraph_decide_inlining_of_small_function): Likewise;
28071 add sanity checking that badness in heap is up to date;
28072 improve dumping of reason; Update badness of calls to the
28073 offline copy of function currently inlined; dump badness
28074 of functions not inlined because of unit growth limits.
28075
28076 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
28077
28078 PR middle-end/32628
28079 * c-common.c (pointer_int_sum): Disregard overflow that occured only
28080 because of sign-extension change when converting to sizetype here...
28081 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
28082
28083 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
28084 the folding to constants. Remove redundant final conversion.
28085 (fold_binary) <associate>: Do not associate if the re-association of
28086 constants alone overflows.
28087 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
28088 to the end of the list.
28089 (multiple_of_p) <COND_EXPR>: New case.
28090
28091 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
28092
28093 * opt-functions.awk (opt_sanitized_name): New.
28094 (opt_enum): New.
28095 * optc-gen.awk: Use it
28096 * opth-gen.awk: Use it.
28097
28098 2010-04-13 Martin Jambor <mjambor@suse.cz>
28099
28100 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
28101 (sra_modify_assign): Delete stmts loading dead data even if racc has no
28102 children. Call replace_uses_with_default_def_ssa_name to handle
28103 SSA_NAES on lhs.
28104
28105 2010-04-13 Michael Matz <matz@suse.de>
28106
28107 PR middle-end/43730
28108 * builtins.c (expand_builtin_interclass_mathfn): Also create
28109 a register if the predicate doesn't match.
28110
28111 2010-04-13 Diego Novillo <dnovillo@google.com>
28112
28113 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
28114 * c-pch.c: Include timevar.h.
28115 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
28116 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
28117 * ggc-common.c: Include timevar.h.
28118 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
28119 * timevar.def (TV_PCH_SAVE): Define.
28120 (TV_PCH_CPP_SAVE): Define.
28121 (TV_PCH_PTR_REALLOC): Define.
28122 (TV_PCH_PTR_SORT): Define.
28123 (TV_PCH_RESTORE): Define.
28124 (TV_PCH_CPP_RESTORE): Define.
28125
28126 2010-04-13 Michael Matz <matz@suse.de>
28127
28128 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
28129 into MINUS_EXPRs.
28130 (can_reassociate_p): New function.
28131 (break_up_subtract_bb, reassociate_bb): Use it.
28132
28133 2010-04-13 Richard Guenther <rguenther@suse.de>
28134
28135 PR bootstrap/43737
28136 * builtins.c (c_readstr): Fix assert.
28137
28138 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
28139
28140 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
28141 when generating cltd insn.
28142
28143 (*ashl<mode>3_1): Remove special handling for register operand 2.
28144 (*ashlsi3_1_zext): Ditto.
28145 (*ashlhi3_1): Ditto.
28146 (*ashlhi3_1_lea): Ditto.
28147 (*ashlqi3_1): Ditto.
28148 (*ashlqi3_1_lea): Ditto.
28149 (*<shiftrt_insn><mode>3_1): Ditto.
28150 (*<shiftrt_insn>si3_1_zext): Ditto.
28151 (*<shiftrt_insn>qi3_1_slp): Ditto.
28152 (*<rotate_insn><mode>3_1): Ditto.
28153 (*<rotate_insn>si3_1_zext): Ditto.
28154 (*<rotate_insn>qi3_1_slp): Ditto.
28155
28156 2010-04-13 Richard Guenther <rguenther@suse.de>
28157
28158 * tree-ssa-structalias.c (callused_id): Remove.
28159 (call_stmt_vars): New.
28160 (get_call_vi): Likewise.
28161 (lookup_call_use_vi): Likewise.
28162 (lookup_call_clobber_vi): Likewise.
28163 (get_call_use_vi): Likewise.
28164 (get_call_clobber_vi): Likewise.
28165 (make_transitive_closure_constraints): Likewise.
28166 (handle_const_call): Adjust to do per-call call-used handling.
28167 (handle_pure_call): Likewise.
28168 (find_what_var_points_to): Remove general callused handling.
28169 (init_base_vars): Likewise.
28170 (init_alias_vars): Initialize call_stmt_vars.
28171 (compute_points_to_sets): Process call-used and call-clobbered
28172 vars for call statements.
28173 (delete_points_to_sets): Free call_stmt_vars.
28174
28175 2010-04-13 Richard Guenther <rguenther@suse.de>
28176
28177 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
28178 Only add RW dependence for dependence distance zero.
28179 Adjust maximal vectorization factor according to dependences.
28180 Move alignment handling ...
28181 (vect_find_same_alignment_drs): ... here. New function.
28182 (vect_analyze_data_ref_dependences): Adjust.
28183 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
28184 (vect_analyze_data_refs): Adjust minimal vectorization factor
28185 according to data references.
28186 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
28187 dependences before determining the vectorization factor.
28188 Analyze alignment after determining the vectorization factor.
28189 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
28190 dependences before alignment.
28191 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
28192 Adjust prototype.
28193 (vect_analyze_data_refs): Likewise.
28194 (MAX_VECTORIZATION_FACTOR): New define.
28195
28196 2010-04-13 Duncan Sands <baldrick@free.fr>
28197
28198 * except.h (lang_eh_type_covers): Remove.
28199 * except.c (lang_eh_type_covers): Likewise.
28200
28201 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28202 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28203
28204 * config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
28205 * config/s390/s390.c: Replace UNTIS_PER_WORD with
28206 UNITS_PER_LONG where it is ABI relevant.
28207 (s390_return_addr_rtx): Likewise.
28208 (s390_back_chain_rtx): Likewise.
28209 (s390_frame_area): Likewise.
28210 (s390_frame_info): Likewise.
28211 (s390_initial_elimination_offset): Likewise.
28212 (save_gprs): Likewise.
28213 (s390_emit_prologue): Likewise.
28214 (s390_emit_epilogue): Likewise.
28215 (s390_function_arg_advance): Likewise.
28216 (s390_function_arg): Likewise.
28217 (s390_va_start): Likewise.
28218 (s390_gimplify_va_arg): Likewise.
28219 (s390_function_profiler): Likewise.
28220 (s390_optimize_prologue): Likewise.
28221 (s390_rtx_costs): Likewise.
28222 (s390_secondary_reload): Likewise.
28223 (s390_promote_function_mode): Likewise.
28224 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
28225 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
28226 registers available.
28227 (s390_unwind_word_mode): New function.
28228 (s390_function_value): Split 64 bit values into register pair if
28229 used as return value.
28230 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
28231 function call parameters. Handle parallels.
28232 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
28233 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
28234 (DWARF_CIE_DATA_ALIGNMENT): New macro.
28235 (s390_expand_setmem): Remove unused variable src_addr.
28236 * longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
28237 deal with 64 bit registers.
28238 * config/s390/s390.h: Define __zarch__ predefined macro.
28239 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
28240 (UNITS_PER_LONG): New macro.
28241 * libjava/include/s390-signal.h: Define extended ucontext
28242 structure containing the upper halfs of the 64 bit registers.
28243
28244 2010-04-13 Simon Baldwin <simonb@google.com>
28245
28246 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
28247
28248 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
28249
28250 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
28251 rvalue on the RHS if the LHS is of a non-renamable type.
28252 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
28253
28254 2010-04-13 Matthias Klose <doko@ubuntu.com>
28255
28256 * gcc.c (cc1_options): Handle -iplugindir before processing
28257 the cc1 spec. Only add -iplugindir once.
28258 (cpp_unique_options): Add -iplugindir option if -fplugin* options
28259 found.
28260 * common.opt (iplugindir): Remove `Separate' property, initialize.
28261 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
28262 option.
28263 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
28264 (distclean): Remove plugin dir.
28265 * doc/invoke.texi: Document -iplugindir.
28266
28267 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
28268
28269 * doc/plugins.texi (Loading Plugins): Document short
28270 -fplugin=foo option.
28271 (Plugin API): Mention default_plugin_dir_name function.
28272
28273 * gcc.c (find_file_spec_function): Add new declaration.
28274 (static_spec_func): Use it for "find-file".
28275 (find_file_spec_function): Add new function.
28276 (cc1_options): Add -iplugindir option if -fplugin* options found.
28277
28278 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
28279
28280 * plugin.c (add_new_plugin): Updated comment, and handle short
28281 plugin name.
28282 (default_plugin_dir_name): Added new function.
28283
28284 * common.opt (iplugindir): New option to set the plugin directory.
28285
28286 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
28287
28288 * config/i386/i386.md (any_rotate): New code iterator.
28289 (rotate_insn): New code attribute.
28290 (rotate): Ditto.
28291 (SWIM124): New mode iterator.
28292 (<rotate_insn>ti3): New expander.
28293 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
28294 any_rotate code iterator.
28295 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
28296 using any_rotate code iterator and SWIM124 mode iterator.
28297 (ix86_rotlti3): New insn_and_split pattern.
28298 (ix86_rotrti3): Ditto.
28299 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
28300 ix86_rotl{di,ti}3 patterns.
28301 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
28302 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
28303 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
28304 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
28305 code iterator and SWI mode iterator.
28306 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
28307 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
28308 code iterator.
28309 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
28310 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
28311 (bswap rotatert splitter): Add splitter.
28312 (bswap splitter): Macroize splitter using any_rotate code iterator.
28313 Add insn predicate to split only for TARGET_USE_XCHGB or when
28314 optimizing function for size.
28315
28316 2010-04-12 Steve Ellcey <sje@cup.hp.com>
28317
28318 * config/pa/pa.c (emit_move_sequence): Remove use of
28319 deleted variable flag_argument_noalias.
28320
28321 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28322
28323 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
28324 configurations.
28325 Add to unsupported targets list.
28326 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
28327 sparc*-sun-solaris2.[567]* from target lists.
28328 * configure: Regenerate.
28329 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
28330 removal.
28331 Remove Solaris 7 patch references.
28332 (Specific, sparc-sun-solaris2.7): Removed.
28333 (sparc-sun-solaris2*): Update Solaris 7 example.
28334 (sparc64-*-solaris2*): Likewise.
28335
28336 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28337
28338 * config.build (alpha*-dec-osf4*): Remove.
28339 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
28340 of obsolete configurations.
28341 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
28342 support.
28343 * config/alpha/t-osf4: Renamed to ...
28344 * config/alpha/t-osf5: ... this.
28345 * config/alpha/osf.h: Renamed to ...
28346 * config/alpha/osf5.h: ... this.
28347 Merged old osf5.h contents.
28348 Update comments.
28349 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
28350 (EXTRA_SPECS): Removed.
28351 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
28352 reflect removal of Tru64 UNIX V4.0/V5.0 support.
28353 Document that.
28354
28355 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28356
28357 * doc/contrib.texi (Contributors, Rainer Orth): Update.
28358
28359 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
28360
28361 PR/43702
28362 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
28363 __thiscall convention.
28364
28365 2010-04-12 Steve Ellcey <sje@cup.hp.com>
28366
28367 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
28368 orig_base.
28369 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
28370
28371 2010-04-12 Steve Ellcey <sje@cup.hp.com>
28372
28373 * function.c (assign_parms_initialize_all): Add unused attribute
28374 to fntype.
28375
28376 2010-04-12 Richard Guenther <rguenther@suse.de>
28377
28378 * gsstruct.def (GSS_CALL): New.
28379 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
28380 * gimple.h: Include tree-ssa-alias.h.
28381 (struct gimple_statement_call): New.
28382 (union gimple_statement_struct_d): Add gimple_call member.
28383 (gimple_call_reset_alias_info): Declare.
28384 (gimple_call_use_set): New function.
28385 (gimple_call_clobber_set): Likewise.
28386 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
28387 * gimple.c (gimple_call_reset_alias_info): New function.
28388 (gimple_build_call_1): Call it.
28389 * lto-streamer-in.c (input_gimple_stmt): Likewise.
28390 * tree-inline.c (remap_gimple_stmt): Likewise.
28391 (expand_call_inline): Remove callused handling.
28392 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
28393 * tree-dfa.c (dump_variable): Likewise.
28394 * tree-parloops.c (parallelize_loops): Likewise.
28395 * tree-ssa.c (init_tree_ssa): Likewise.
28396 (delete_tree_ssa): Likewise.
28397 * tree-flow-inline.h (is_call_used): Remove.
28398 * tree-flow.h (struct gimple_df): Remove callused member.
28399 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
28400 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
28401 (ref_maybe_used_by_call_p_1): Simplify.
28402 (call_may_clobber_ref_p_1): Likewise.
28403 * tree-ssa-structalias.c (compute_points_to_sets): Set
28404 the call stmt used and clobbered sets.
28405 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
28406 (find_tail_calls): Verify the tail call.
28407
28408 2010-04-12 Richard Guenther <rguenther@suse.de>
28409
28410 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
28411 single-iteration always-inline inlining.
28412 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
28413 (cgraph_decide_inlining): Do not handle always-inline specially.
28414 (try_inline): Remove always-inline cycle detection special case.
28415 Do not recurse on always-inlines.
28416 (cgraph_early_inlining): Do not iterate if not optimizing.
28417 (cgraph_gate_early_inlining): remove.
28418 (pass_early_inline): Run unconditionally.
28419 (gate_cgraph_decide_inlining): New function.
28420 (pass_ipa_inline): Use it. Do not run the IPA inliner if
28421 not inlining or optimizing.
28422 (cgraph_decide_inlining_of_small_functions): Also consider
28423 always-inline functions.
28424 (cgraph_default_inline_p): Return true for nodes which should
28425 disregard inline limits.
28426 (estimate_function_body_sizes): Assume zero size and time for
28427 nodes which are marked as disregarding inline limits.
28428 (cgraph_decide_recursive_inlining): Do not perform recursive
28429 inlining on always-inline nodes.
28430
28431 2010-04-12 Jakub Jelinek <jakub@redhat.com>
28432
28433 PR bootstrap/43699
28434 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
28435 for exprs satisfying handled_component_p.
28436
28437 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
28438
28439 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
28440 non-constant aggregate elements.
28441
28442 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
28443 is a real initialization.
28444
28445 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
28446
28447 PR c/36774
28448 * c-decl.c (start_function): Move forward check for nested function.
28449
28450 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
28451
28452 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
28453 * config/sh/sh.c: Include reload.h.
28454 (sh_legitimize_reload_address): New.
28455 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
28456 sh_legitimize_reload_address.
28457
28458 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
28459
28460 * config/sh/sh.md (*movqi_pop): New insn pattern.
28461 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
28462
28463 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
28464
28465 * config/i386/i386.md (any_shiftrt): New code iterator.
28466 (shiftrt_insn): New code attribute.
28467 (shiftrt): Ditto.
28468 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
28469 using any_shiftrt code iterator.
28470 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
28471 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
28472 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
28473 pattern from corresponding peephole2 patterns.
28474 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
28475 using any_shiftrt code iterator.
28476 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
28477 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
28478 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
28479 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
28480 *{ashr,lshr}<mode>3_cmp_zext.
28481 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
28482
28483 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
28484
28485 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
28486 scratch register.
28487 (*lshr<mode>3_cconly): Ditto.
28488
28489 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
28490
28491 * config/i386/i386.md (lshr<mode>3): Macroize expander from
28492 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
28493 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
28494 pattern from *lshr{di,ti}3_1 and corresponding splitters using
28495 DWI mode iterator.
28496 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
28497 from corresponding peephole2 patterns.
28498 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
28499 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
28500 and *lshrdi3_1_rex64 using SWI mode iterator.
28501 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
28502 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
28503 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
28504 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
28505 and *lshrdi3_cmp_rex64 using SWI mode iterator.
28506 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
28507 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
28508 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
28509 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
28510 SWI mode iterator.
28511
28512 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
28513
28514 * config/i386/i386.md (ashr<mode>3): Macroize expander from
28515 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
28516 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
28517 pattern from *ashr{di,ti}3_1 and corresponding splitters using
28518 DWI mode iterator.
28519 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
28520 from corresponding peephole2 patterns.
28521 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
28522 (ashrsi3_cvt): Rename from ashrsi3_31.
28523 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
28524 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
28525 and x86_64_shift_adj_3 using SWI48 mode iterator.
28526 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
28527 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
28528 and *ashrdi3_1_rex64 using SWI mode iterator.
28529 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
28530 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
28531 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
28532 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
28533 and *ashrdi3_cmp_rex64 using SWI mode iterator.
28534 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
28535 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
28536 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
28537 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
28538 SWI mode iterator.
28539 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
28540 * config/i386/i386.c (ix86_split_ashr): Update for renamed
28541 x86_shift<mode>_adj_3 expanders.
28542
28543 2010-04-10 Wei Guozhi <carrot@google.com>
28544
28545 PR target/42601
28546 * config/arm/arm.c (arm_pic_static_addr): New function.
28547 (legitimize_pic_address): Call arm_pic_static_addr when it detects
28548 a static symbol.
28549 (arm_output_addr_const_extra): Output expression for new pattern.
28550 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
28551
28552 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
28553
28554 * ira-costs.c (record_reg_classes): Ignore alternatives that are
28555 not enabled.
28556
28557 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
28558 * web.c: Include "insn-config.h" and "recog.h".
28559 (union_match_dups): New function.
28560 (web_main): Call it.
28561 (union_defs): Don't try to recognize match_dups.
28562
28563 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
28564 if doing so would replace the entire pattern.
28565
28566 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
28567
28568 PR target/43707
28569 PR target/43709
28570 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
28571 and splitter pattern. Change splitter operand 1 predicate to
28572 nonmemory_operand.
28573
28574 2010-04-09 Martin Jambor <mjambor@suse.cz>
28575
28576 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
28577 lattices are addresses of CONST_DECLs with the same initial value.
28578 (ipcp_print_all_lattices): Print values of CONST_DECLs.
28579 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
28580
28581 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
28582 Bernd Schmidt <bernds@codesourcery.com>
28583
28584 * loop-invariant.c (replace_uses): New static function.
28585 (move_invariant_reg): Use it to ensure we can replace the uses.
28586
28587 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
28588
28589 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
28590 function template.
28591 (picochip_override_options): Enable section anchors only above -O1.
28592 (picochip_reorg): Fixed a couple of build warnings.
28593
28594 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28595
28596 * configure.ac (plugin -rdynamic test): Log result.
28597 * configure: Regenerate.
28598 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
28599 (RDYNAMIC_SPEC): Define.
28600 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
28601
28602 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28603
28604 * configure.ac: Determine Sun ld version numbers.
28605 (comdat_group): Restrict GNU ld version checks to gld.
28606 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
28607 (enable_comdat): Support --enable-comdat.
28608 * configure: Regenerate.
28609 * doc/install.texi (Configuration): Document --enable-comdat.
28610
28611 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28612
28613 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
28614 * config/sol2-gld.h: ... here.
28615 * config.gcc (sparc*-*-solaris2*): Reflect this.
28616 (i[34567]86-*-solaris2*): Use it.
28617
28618 2010-04-09 Steve Ellcey <sje@cup.hp.com>
28619
28620 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
28621 setup_clocks_p.
28622 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
28623
28624 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
28625
28626 PR 42965
28627 * diagnostic.c (diagnostic_initialize): Initialize
28628 some_warnings_are_errors.
28629 (diagnostic_finish): New.
28630 (diagnostic_action_after_output): Call it before exiting.
28631 (diagnostic_report_diagnostic): Do not print message here. Set
28632 some_warnings_are_errors.
28633 * diagnostic.h (diagnostic_context): Delete
28634 issue_warnings_are_errors_message. Add some_warnings_are_errors.
28635 (diagnostic_finish): Declare.
28636 * toplev.c (toplev_main): Call it before exit.
28637
28638 2010-04-09 Jason Merrill <jason@redhat.com>
28639
28640 PR c++/42623
28641 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
28642 for incomplete type.
28643
28644 PR c++/41788
28645 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
28646 based on a warning flag.
28647
28648 2010-04-09 Richard Guenther <rguenther@suse.de>
28649
28650 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
28651
28652 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
28653
28654 PR bootstrap/43684
28655 * varasm.c (default_assemble_visibility): Wrap vars that are
28656 set, but unused, by targets without GAS.
28657 * config/rs6000/rs6000.c (paired_emit_vector_compare):
28658 Remove set, but unused, vars.
28659 (rs6000_legitimize_tls_address): Likewise.
28660 (altivec_expand_dst_builtin): Likewise.
28661 * config/darwin.c (machopic_classify_symbol): Likewise.
28662 (machopic_indirection_name): Likewise.
28663
28664 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
28665
28666 * config/i386/i386.md (DWI): New mode iterator.
28667 (S): New mode attribute.
28668 (shift_operand): Ditto.
28669 (shift_immediate_operand): Ditto.
28670 (ashl_input_operand): Ditto.
28671 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
28672 using SDWIM mode iterator.
28673 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
28674 pattern from *ashl{di,ti}3_1 and corresponding splitters using
28675 DWI mode iterator.
28676 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
28677 from corresponding peephole2 patterns.
28678 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
28679 and x86_64_shift_adj_1 using SWI48 mode iterator.
28680 (x86_shift<mode>_adj_2): Ditto.
28681 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
28682 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
28683 using SWI48 mode iterator.
28684 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
28685 *ashldi3_cmp_rex64 using SWI mode iterator.
28686 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
28687 *ashldi3_cconly_rex64 using SWI mode iterator.
28688 * config/i386/i386.c (ix86_split_ashl): Update for renamed
28689 x86_shift<mode>_adj_{1,2}.
28690 (ix86_split_ashr): Ditto.
28691 (ix86_split_lshr): Ditto.
28692
28693 2010-04-09 Richard Guenther <rguenther@suse.de>
28694
28695 * target.h (builtin_conversion): Pass in input and output types.
28696 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
28697 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
28698 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
28699 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
28700
28701 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
28702 Handle AVX modes.
28703 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
28704
28705 2010-04-09 Richard Guenther <rguenther@suse.de>
28706
28707 PR target/43152
28708 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
28709
28710 2010-04-09 Richard Guenther <rguenther@suse.de>
28711
28712 * tree-vectorizer.h (struct _stmt_vec_info): Document
28713 that vectype is the type of the LHS.
28714 (supportable_widening_operation, supportable_narrowing_operation):
28715 Get both input and output vector types as arguments.
28716 (vect_is_simple_use_1): Declare.
28717 (get_same_sized_vectype): Likewise.
28718 * tree-vect-loop.c (vect_determine_vectorization_factor):
28719 Set STMT_VINFO_VECTYPE to the vector type of the def.
28720 (vectorizable_reduction): Adjust.
28721 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
28722 Adjust. Specify the output vector type.
28723 (vect_pattern_recog_1): Adjust.
28724 * tree-vect-stmts.c (get_same_sized_vectype): New function.
28725 (vectorizable_call): Adjust.
28726 (vectorizable_conversion): Likewise.
28727 (vectorizable_operation): Likewise.
28728 (vectorizable_type_demotion): Likewise.
28729 (vectorizable_type_promotion): Likewise.
28730 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
28731 the def.
28732 (vect_is_simple_use_1): New function.
28733 (supportable_widening_operation): Get both input and output
28734 vector types.
28735 (supportable_narrowing_operation): Likewise.
28736 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
28737
28738 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
28739
28740 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
28741 __thiscall and _thiscall as predefined macros.
28742 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
28743 thiscall attribute handling.
28744 (ix86_comp_type_attributes): Likewise.
28745 (ix86_function_regparm): Likewise.
28746 (ix86_return_pops_args): Likewise.
28747 (init_cumulative_args): Likewise.
28748 (find_drap_reg): Likewise.
28749 (ix86_static_chain): Likewise.
28750 (x86_this_parameter): Likewise.
28751 (x86_output_mi_thunk): Likewise.
28752 (ix86_attribute_table): Add description for thiscall attribute.
28753 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
28754 * doc/extend.texi: Add documentation for thiscall.
28755
28756 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
28757
28758 PR c++/28584
28759 * c.opt (Wint-to-pointer-cast): Available in C++.
28760 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
28761
28762 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
28763
28764 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
28765 * calls.c (expand_call): Pass the function type to aggregate_value_p.
28766 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
28767 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
28768 function type instead. Reorder and simplify checks.
28769
28770 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
28771
28772 2010-04-08 Jing Yu <jingyu@google.com>
28773 Zdenek Dvorak <ook@ucw.cz>
28774
28775 PR tree-optimization/42720
28776 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
28777 loop unswitch conditions here from ...
28778 (tree_unswitch_single_loop): ... here.
28779
28780 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
28781
28782 * tree-if-conv.c: Fix comments and simplify logic.
28783
28784 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
28785
28786 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
28787 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
28788 (main_tree_if_conversion): Update call to tree_if_conversion.
28789
28790 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
28791
28792 PR 42485
28793 * doc/invoke.texi (-b,-V): Delete.
28794 * doc/tm.texi: Do not mention -b.
28795 * gcc.c (display_help): Delete -b and -V.
28796 (process_command): Delete -b and -V.
28797 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
28798
28799 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
28800 Wolfgang Gellerich <gellerich@de.ibm.com>
28801
28802 Implement target hook for loop unrolling
28803 * target.h (loop_unroll_adjust): Add a new target hook function.
28804 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
28805 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
28806 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
28807 (s390_loop_unroll_adjust): Implement the new target hook for s390.
28808 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
28809 target hook.
28810 (decide_unroll_stupid): Likewise.
28811
28812 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28813
28814 PR target/43643
28815 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
28816
28817 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28818
28819 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
28820 (Specific, *-*-solaris2*): Likewise.
28821 Don't prefer Sun as over GNU as.
28822
28823 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
28824
28825 * config/s390/s390.c (override_options): Adjust the z10 defaults
28826 for max-unroll-times, max-completely-peeled-insns
28827 and max-completely-peel-times.
28828
28829 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28830
28831 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
28832 instructions for z10.
28833 (s390_expand_setmem): Likewise.
28834 (s390_expand_cmpmem): Likewise.
28835
28836 2010-04-08 Richard Guenther <rguenther@suse.de>
28837
28838 PR tree-optimization/43679
28839 * tree-ssa-pre.c (eliminate): Only propagate copies.
28840
28841 2010-04-08 Jakub Jelinek <jakub@redhat.com>
28842
28843 PR bootstrap/43681
28844 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
28845 set but not used variable warning.
28846
28847 2010-04-08 Wei Guozhi <carrot@google.com>
28848
28849 PR target/41653
28850 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
28851 (arm_size_rtx_costs): Call the new function when optimized for size.
28852
28853 2010-04-08 Jakub Jelinek <jakub@redhat.com>
28854
28855 PR debug/43670
28856 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
28857 op0 is not a MEM, just return NULL instead of assertion
28858 failure.
28859 (discover_nonconstant_array_refs): Don't walk debug stmts.
28860
28861 2010-04-08 Doug Kwan <dougkwan@google.com>
28862
28863 * configure.ac: Recognize gold and do not use its version number
28864 to test ld features.
28865 * configure: Regenerate.
28866
28867 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
28868
28869 PR middle-end/40815
28870 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
28871 (negate_value): Move code to push elements to broken_up_substracts ...
28872 (eliminate_plus_minus_pair): ... here. Push operands that have no
28873 negative pair to plus_negates.
28874 (repropagate_negates, init_reassoc, fini_reassoc): Update.
28875
28876 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28877
28878 * doc/install.texi (Configuration): Move description of
28879 --enable-lto, --with-libelf*, --enable-gold from Java section to
28880 general section.
28881
28882 * doc/generic.texi (Working with declarations)
28883 (Function Properties, C and C++ Trees): Fix typos.
28884 * doc/sourcebuild.texi (Top Level): Likewise.
28885
28886 2010-04-07 Jakub Jelinek <jakub@redhat.com>
28887
28888 PR c/18624
28889 * tree.h (DECL_READ_P): Define.
28890 (struct tree_decl_common): Add decl_read_flag.
28891 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
28892 a set but not used warning.
28893 (merge_decls): Merge DECL_READ_P flag.
28894 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
28895 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
28896 * c-common.c (handle_used_attribute, handle_unused_attribute):
28897 Likewise.
28898 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
28899 New prototypes.
28900 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
28901 New functions.
28902 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
28903 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
28904 c_parser_binary_expression, c_parser_cast_expression,
28905 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
28906 Call default_function_array_read_conversion instead of
28907 default_function_array_conversion where needed.
28908 (c_parser_unary_expression, c_parser_conditional_expression,
28909 c_parser_postfix_expression_after_primary, c_parser_initelt):
28910 Likewise. Call mark_exp_read where needed.
28911 (c_parser_statement_after_labels, c_parser_asm_operands,
28912 c_parser_typeof_specifier, c_parser_sizeof_expression,
28913 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
28914 where needed.
28915 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
28916 New.
28917 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
28918 (warn_unused_but_set_parameter): Default to warn_unused
28919 && extra_warnings.
28920 * doc/invoke.texi: Document -Wunused-but-set-variable and
28921 -Wunused-but-set-parameter.
28922
28923 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
28924 used count variable.
28925 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
28926 when operandN variables aren't used in the body of the expander
28927 or splitter.
28928 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
28929 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
28930 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
28931 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
28932 FOR_EACH_IMM_USE_ON_STMT): Likewise.
28933 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
28934 * tree.c (PROCESS_ARG): Likewise.
28935
28936 2010-04-07 Simon Baldwin <simonb@google.com>
28937
28938 * diagnostic.h (diagnostic_override_option_index): New macro to
28939 set a diagnostic's option_index.
28940 * c-tree.h (c_cpp_error): Add warning reason argument.
28941 * opts.c (_warning_as_error_callback): New.
28942 (register_warning_as_error_callback): Store callback for
28943 warnings enabled via enable_warning_as_error.
28944 (enable_warning_as_error): Call callback, minor code tidy.
28945 * opts.h (register_warning_as_error_callback): Declare.
28946 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
28947 response to -Werror=.
28948 (c_common_init_options): Register warning_as_error_callback in opts.c.
28949 * common.opt: Add -Wno-cpp option.
28950 * c-common.c (struct reason_option_codes_t): Map cpp warning
28951 reason codes to gcc option indexes.
28952 * (c_option_controlling_cpp_error): New function, lookup the gcc
28953 option index for a cpp warning reason code.
28954 * (c_cpp_error): Add warning reason argument, call
28955 c_option_controlling_cpp_error for diagnostic_override_option_index.
28956 * doc/invoke.texi: Document -Wno-cpp.
28957
28958 2010-04-07 Richard Guenther <rguenther@suse.de>
28959
28960 * ipa-reference.c (mark_load): Use get_base_address.
28961 (mark_store): Likewise.
28962
28963 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
28964 inserting GIMPLE_NOPs into the IL.
28965 * tree-ssa-structalias.c (get_constraint_for_component_ref):
28966 Explicitly strip handled components and indirect references.
28967
28968 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
28969 folding address expressions.
28970 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
28971 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
28972 operand_equal_p to compare decls.
28973 (ptr_deref_may_alias_decl_p): Likewise.
28974 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
28975 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
28976 Handle reversed comparison ops.
28977 * tree-sra.c (asm_visit_addr): Use get_base_address.
28978 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
28979 * ipa-reference.c (mark_address): Use get_base_address.
28980
28981 2010-04-07 Richard Guenther <rguenther@suse.de>
28982
28983 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
28984 Propagate constants everywhere.
28985
28986 2010-04-07 Jakub Jelinek <jakub@redhat.com>
28987
28988 PR debug/43516
28989 * tree.c (MAX_INT_CACHED_PREC): Define.
28990 (nonstandard_integer_type_cache): New array.
28991 (build_nonstandard_integer_type): Cache results for precision
28992 <= MAX_INT_CACHED_PREC.
28993
28994 2010-04-07 Richard Guenther <rguenther@suse.de>
28995
28996 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
28997 -fargument-noalias-global, -fargument-noalias-anything): Remove.
28998 * common.opt: Likewise.
28999 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
29000 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
29001 (nonoverlapping_memrefs_p): Likewise.
29002 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
29003 * opts.c (common_handle_option): Handle OPT_fargument_alias,
29004 OPT_fargument_noalias, OPT_fargument_noalias_anything and
29005 OPT_fargument_noalias_global for backward compatibility.
29006
29007 2010-04-07 Richard Guenther <rguenther@suse.de>
29008
29009 PR tree-optimization/43270
29010 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
29011 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
29012 * tree-ssa-pre.c (phi_translate_1): Adjust.
29013 (fully_constant_expression): Split out vn_reference handling to ...
29014 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
29015 Fold reads from constant strings.
29016 (vn_reference_lookup): Handle fully constant references.
29017 (vn_reference_lookup_pieces): Likewise.
29018 * Makefile.in (expmed.o-warn): Add -Wno-error.
29019
29020 2010-04-07 Martin Jambor <mjambor@suse.cz>
29021
29022 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
29023
29024 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
29025
29026 PR driver/41594
29027 * gcc.c: Add -static-libstdc++ to list of recognized options.
29028
29029 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29030
29031 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
29032
29033 2010-04-07 Richard Guenther <rguenther@suse.de>
29034
29035 PR middle-end/42617
29036 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
29037 bases build simple mem attributes to retain points-to information.
29038
29039 2010-04-07 Richard Guenther <rguenther@suse.de>
29040
29041 PR middle-end/42617
29042 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
29043 preserve points-to related information.
29044
29045 2010-04-07 Richard Guenther <rguenther@suse.de>
29046
29047 PR middle-end/42617
29048 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
29049 discard plain indirect references.
29050 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
29051 * tree.c (tree_nop_conversion): Likewise.
29052
29053 2010-04-07 Dodji Seketeli <dodji@redhat.com>
29054
29055 PR debug/43628
29056 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
29057
29058 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
29059
29060 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
29061 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
29062
29063 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
29064
29065 * tree-if-conv.c: Fix indentation and comments.
29066
29067 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
29068
29069 * tree-if-conv.c: Sort static functions in topological order.
29070
29071 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
29072
29073 * tree-if-conv.c: Fix indentation and comments.
29074
29075 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
29076
29077 PR middle-end/43519
29078 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
29079 lang_hooks.types.type_for_size instead of
29080 build_nonstandard_integer_type.
29081 When converting an unsigned type to signed, double its precision.
29082 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
29083 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
29084 (graphite_create_new_loop_guard): When ub + 1 wraps around,
29085 use lb <= ub.
29086
29087 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
29088
29089 PR middle-end/43519
29090 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
29091 POINTER_PLUS_EXPR for pointer types.
29092
29093 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
29094
29095 PR middle-end/43519
29096 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
29097 * graphite-clast-to-gimple.c: Include langhooks.h.
29098 (max_signed_precision_type): New.
29099 (max_precision_type): Takes two types as arguments.
29100 (precision_for_value): New.
29101 (precision_for_interval): New.
29102 (gcc_type_for_interval): New.
29103 (gcc_type_for_value): New.
29104 (gcc_type_for_clast_term): New.
29105 (gcc_type_for_clast_red): New.
29106 (gcc_type_for_clast_bin): New.
29107 (gcc_type_for_clast_expr): Split up into several functions.
29108 (gcc_type_for_clast_eq): Rewritten.
29109 (compute_bounds_for_level): New.
29110 (compute_type_for_level_1): New.
29111 (compute_type_for_level): New.
29112 (gcc_type_for_cloog_iv): Removed.
29113 (gcc_type_for_iv_of_clast_loop): Rewritten.
29114 (graphite_create_new_loop): Compute the lower and upper bound types
29115 with gcc_type_for_clast_expr.
29116 (graphite_create_new_loop_guard): Same.
29117 (find_cloog_iv_in_expr): Removed.
29118 (compute_cloog_iv_types_1): Removed.
29119 (compute_cloog_iv_types): Removed.
29120 (gloog): Do not call compute_cloog_iv_types.
29121 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
29122 GBB_CLOOG_IV_TYPES.
29123 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
29124 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
29125 (GBB_CLOOG_IV_TYPES): Removed.
29126
29127 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
29128
29129 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
29130 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
29131 (detect_commutative_reduction): Same.
29132
29133 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
29134
29135 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
29136 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
29137 argument.
29138 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
29139 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
29140 (rewrite_commutative_reductions_out_of_ssa): Same.
29141 * passes.c (execute_function_todo): Call verify_ssa for every pass
29142 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
29143 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
29144 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
29145 with an extra argument.
29146 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
29147 verify_ssa only when the extra argument is true.
29148 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
29149 with an extra argument.
29150 (tree_transform_and_unroll_loop): Same.
29151
29152 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
29153
29154 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
29155 for all the passes of the LNO having LOOP_CLOSED_SSA.
29156 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
29157 * tree-loop-distribution.c (pass_loop_distribution): Same.
29158 * tree-pass.h (TODO_verify_loops): Removed.
29159 * tree-ssa-loop.c (pass_tree_loop_init): Same.
29160 (pass_lim): Same.
29161 (pass_tree_unswitch): Same.
29162 (pass_predcom): Same.
29163 (pass_vectorize): Same.
29164 (pass_linear_transform): Same.
29165 (pass_graphite_transforms): Same.
29166 (pass_iv_canon): Same.
29167 (pass_complete_unroll): Same.
29168 (pass_complete_unrolli): Same.
29169 (pass_parallelize_loops): Same.
29170 (pass_loop_prefetch): Same.
29171 (pass_iv_optimize): Same.
29172
29173 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
29174
29175 PR middle-end/32824
29176 * passes.c (init_optimization_passes): Move pass_lim before
29177 pass_copy_prop and pass_dce_loop.
29178
29179 2010-04-06 Jakub Jelinek <jakub@redhat.com>
29180
29181 PR target/43667
29182 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
29183 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
29184 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
29185 MULTI_* defines for 4 argument vpermil2p* builtins.
29186
29187 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
29188
29189 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
29190 * config/i386/i386.c (x86_maybe_negate_const_int): New.
29191 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
29192 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
29193 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
29194 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
29195 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
29196 Use x86_maybe_negate_const_int to output insn mnemonic.
29197 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
29198 check from instruction predicate. Update comments.
29199 * config/i386/sync.md (sync_add<mode>): Use
29200 x86_maybe_negate_const_int to output insn mnemonic.
29201
29202 2010-04-06 Jan Hubicka <jh@suse.cz>
29203
29204 PR tree-optimization/42906
29205 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
29206 IGNORE_SELF argument. Set visited_control_parents for fully
29207 processed BBs.
29208 (find_obviously_necessary_stmts): Update call of
29209 mark_control_dependent_edges_necessary.
29210 (propagate_necessity): Likewise. Handle PHI edges more curefully.
29211
29212 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
29213
29214 * config/i386/i386.md: Remove comment about 'e' and 'E'
29215 operand modifier.
29216
29217 2010-04-06 Richard Guenther <rguenther@suse.de>
29218
29219 PR tree-optimization/43627
29220 * tree-vrp.c (extract_range_from_unary_expr): Widenings
29221 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
29222 not varying.
29223
29224 2010-04-06 Jakub Jelinek <jakub@redhat.com>
29225
29226 * BASE-VER: Change to 4.6.0.
29227
29228 PR target/43638
29229 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
29230 handling.
29231
29232 2010-04-06 Richard Guenther <rguenther@suse.de>
29233
29234 PR middle-end/43661
29235 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
29236
29237 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29238
29239 * doc/invoke.texi (Optimize Options): Document that LTO
29240 won't remove object access purely due to incompatible
29241 declarations.
29242
29243 2010-04-04 Matthias Klose <doko@ubuntu.com>
29244
29245 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
29246 Initialize variable.
29247
29248 2010-04-03 Richard Guenther <rguenther@suse.de>
29249
29250 PR middle-end/42509
29251 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
29252 require a non-NULL MEM_OFFSET.
29253
29254 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
29255
29256 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
29257 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
29258 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
29259 config/alpha/predicates.md, config/arm/arm.md,
29260 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
29261 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
29262 config/darwin9.h, config/darwin.c, config/darwin.h,
29263 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
29264 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
29265 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
29266 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
29267 config/mips/mips.md, config/mn10300/mn10300.c,
29268 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
29269 config/rs6000/aix.h, config/rs6000/dfp.md,
29270 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
29271 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
29272 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
29273 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
29274 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
29275 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
29276 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
29277 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
29278 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
29279 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
29280 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
29281 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
29282 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
29283 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
29284 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
29285 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
29286 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
29287 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
29288 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
29289 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
29290 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
29291 opt-functions.awk, opth-gen.awk, params.def, passes.c,
29292 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
29293 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
29294 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
29295 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
29296 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
29297 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
29298 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
29299 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
29300 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
29301 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
29302 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
29303 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
29304 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
29305 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
29306
29307 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29308
29309 PR other/43620
29310 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
29311 * aclocal.m4: Regenerate.
29312
29313 2010-04-02 Richard Guenther <rguenther@suse.de>
29314
29315 PR tree-optimization/43629
29316 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
29317 if we have seen a constant value.
29318
29319 2010-04-02 Joseph Myers <joseph@codesourcery.com>
29320
29321 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
29322
29323 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
29324
29325 PR target/43469
29326 * arm.c (legitimize_tls_address): Adjust call to
29327 gen_tls_load_dot_plus_four.
29328 (arm_note_pic_base): New function.
29329 (arm_cannot_copy_insn_p): Use it.
29330 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
29331 constraint.
29332
29333 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29334
29335 PR bootstrap/43531
29336
29337 Revert:
29338 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29339
29340 * Makefile.in ($(out_object_file)): Depend on
29341 gt-$(basename $(notdir $(out_file))).h.
29342
29343 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
29344
29345 * config.gcc (lm32-*-rtems*): Add t-lm32.
29346
29347 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
29348
29349 * config.gcc: Add lm32-*-rtems*.
29350 * config/lm32/rtems.h: New file.
29351
29352 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
29353
29354 PR target/42609
29355 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
29356
29357 2010-04-01 Jakub Jelinek <jakub@redhat.com>
29358
29359 * dwarf2out.c (output_compilation_unit_header): For
29360 -gdwarf-4 use version 4 instead of version 3.
29361 (output_line_info): For version 4 and above emit additional
29362 maximum ops per insn header field.
29363 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
29364
29365 * dwarf2out.c (is_c_family, is_java): Remove.
29366 (lower_bound_default): New function.
29367 (add_bound_info, gen_descr_array_type_die): Use it.
29368
29369 2010-04-01 Dodji Seketeli <dodji@redhat.com>
29370
29371 PR debug/43325
29372 * dwarf2out.c (gen_variable_die): Allow debug info for variable
29373 re-declaration when it happens in a function.
29374
29375 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
29376
29377 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
29378 (cgraph_remove_function_insertion_hook): Same.
29379 (cgraph_call_function_insertion_hooks): Same.
29380
29381 2010-04-01 Richard Guenther <rguenther@suse.de>
29382
29383 PR middle-end/43614
29384 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
29385 and TREE_THIS_VOLATILE.
29386 (copy_ref_info): Likewise.
29387 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
29388 * tree.c (build6_stat): Ignore side-effects of all but arg5
29389 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
29390 TARGET_MEM_REF.
29391
29392 2010-04-01 Richard Guenther <rguenther@suse.de>
29393
29394 PR tree-optimization/43607
29395 * ipa-type-escape.c (check_call): Do not access non-existing
29396 arguments.
29397
29398 2010-04-01 Richard Guenther <rguenther@suse.de>
29399
29400 PR middle-end/43602
29401 Revert
29402 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
29403 Jack Howarth <howarth@bromo.med.uc.edu>
29404
29405 * tree-profile.c (tree_init_ic_make_global_vars): Make static
29406 variables TLS.
29407
29408 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29409
29410 * doc/install.texi (Prerequisites): Document libelf usability on
29411 IRIX 5/6 and Solaris 2.
29412 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
29413 Update GNU as, GNU ld requirements.
29414 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
29415 Document Sun Studio compiler download.
29416 Update and simplify as, ld recommendations.
29417 (Specific, *-*-solaris2.7): Note obsoletion, removal.
29418
29419 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29420
29421 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
29422 with_tune_32 to pentium4.
29423
29424 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
29425
29426 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
29427
29428 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29429
29430 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
29431 obsoletion, removal.
29432 Update IDO URL.
29433 Document GNU as requirement.
29434 Update configure requirements.
29435 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
29436 Recomment IRIX 6.5.18+.
29437 Document IDF/IDL requirement.
29438 Document GNU as requirement.
29439 Document GNU ld bootstrap failure.
29440 Remove freeware.sgi.com reference.
29441
29442 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29443
29444 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
29445 UNIX V4.0, V5.0 obsoletion, removal.
29446 Remove --with-gc=simple reference.
29447 Update VM requirements during bootstrap.
29448 Remove -oldas bootstrap description.
29449 Update binutils reference.
29450 Remove comparison failure note.
29451
29452 2010-03-31 Richard Guenther <rguenther@suse.de>
29453 Zdenek Dvorak <ook@ucw.cz>
29454 Sebastian Pop <sebastian.pop@amd.com>
29455
29456 PR middle-end/43464
29457 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
29458 with multiple arguments.
29459 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
29460
29461 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
29462
29463 * graphite-dependences.c (print_pddr): Call print_pdr with an
29464 extra argument.
29465 * graphite-poly.c (debug_pdr): Add an extra argument for the
29466 verbosity level.
29467 (print_pdr): Same.
29468 (print_pbb_domain): Same.
29469 (print_pbb): Same.
29470 (print_scop_context): Same.
29471 (print_scop): Same.
29472 (print_cloog): Same.
29473 (debug_pbb_domain): Same.
29474 (debug_pbb): Same.
29475 (print_pdrs): Same.
29476 (debug_pdrs): Same.
29477 (debug_scop_context): Same.
29478 (debug_scop): Same.
29479 (debug_cloog): Same.
29480 (print_scop_params): Same.
29481 (debug_scop_params): Same.
29482 (print_iteration_domain): Same.
29483 (print_iteration_domains): Same.
29484 (debug_iteration_domain): Same.
29485 (debug_iteration_domains): Same.
29486 (print_scattering_function): Same.
29487 (print_scattering_functions): Same.
29488 (debug_scattering_function): Same.
29489 (debug_scattering_functions): Same.
29490 * graphite-poly.h (debug_pdr): Update declaration.
29491 (print_pdr): Same.
29492 (print_pbb_domain): Same.
29493 (print_pbb): Same.
29494 (print_scop_context): Same.
29495 (print_scop): Same.
29496 (print_cloog): Same.
29497 (debug_pbb_domain): Same.
29498 (debug_pbb): Same.
29499 (print_pdrs): Same.
29500 (debug_pdrs): Same.
29501 (debug_scop_context): Same.
29502 (debug_scop): Same.
29503 (debug_cloog): Same.
29504 (print_scop_params): Same.
29505 (debug_scop_params): Same.
29506 (print_iteration_domain): Same.
29507 (print_iteration_domains): Same.
29508 (debug_iteration_domain): Same.
29509 (debug_iteration_domains): Same.
29510 (print_scattering_function): Same.
29511 (print_scattering_functions): Same.
29512 (debug_scattering_function): Same.
29513 (debug_scattering_functions): Same.
29514
29515 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
29516
29517 * graphite-poly.c (print_scattering_function_1): New.
29518 (print_scattering_function): Call it.
29519 (print_scop_params): Remove spaces at the end of lines.
29520 (print_cloog): New.
29521 (debug_cloog): New.
29522 * graphite-poly.h (print_cloog): Declared.
29523 (debug_cloog): Declared.
29524
29525 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
29526
29527 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
29528 in loop->header.
29529 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
29530 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
29531 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
29532 to switch between adding the IV bump in loop->latch or in loop->header.
29533
29534 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
29535
29536 * graphite-poly.c (print_scattering_function): Pretty print following
29537 the scoplib format.
29538 (print_pdr): Same.
29539 (print_pbb_domain): Same.
29540 (dump_gbb_cases): Same.
29541 (dump_gbb_conditions): Same.
29542 (print_pdrs): Same.
29543 (print_pbb): Same.
29544 (print_scop_params): Same.
29545 (print_scop_context): Same.
29546 (print_scop): Same.
29547 (print_pbb_body): New.
29548 (lst_indent_to): New.
29549 (print_lst): Start new lines with a #.
29550 * graphite-poly.h (pbb_bb): New.
29551 (pbb_index): Use pbb_bb.
29552 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
29553 disjuncts.
29554 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
29555
29556 2010-03-31 Jakub Jelinek <jakub@redhat.com>
29557
29558 * dwarf2out.c (size_of_die): For -gdwarf-4 use
29559 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
29560 and 0 instead of 1 for dw_val_class_flag.
29561 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
29562 dw_val_class_range_list, dw_val_class_loc_list,
29563 dw_val_class_lineptr and dw_val_class_macptr, use
29564 DW_FORM_flag_present for dw_val_class_flag and
29565 DW_FORM_exprloc for dw_val_class_loc.
29566 (output_die): For -gdwarf-4 print dw_val_class_loc
29567 size as uleb128 instead of 1 or 2 bytes and don't print
29568 anything for dw_val_class_flag.
29569
29570 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
29571 instead of cselib_lookup following by tweaking locs->setting_insn.
29572
29573 PR bootstrap/43596
29574 * cselib.c (cselib_process_insn): Clear cselib_current_insn
29575 even before returning from label, setjmp call or volatile asm
29576 handling.
29577
29578 2010-03-31 Richard Guenther <rguenther@suse.de>
29579
29580 PR middle-end/43600
29581 * cgraphunit.c (cgraph_output_in_order): Do not allocate
29582 temporary data on stack.
29583
29584 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29585
29586 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
29587 (PUSHSECTION_ASM_OP): Remove.
29588 (POPSECTION_ASM_OP): Remove.
29589 (PUSHSECTION_FORMAT): Remove.
29590 * config/sol2.h (PUSHSECTION_FORMAT): Define.
29591 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
29592 * config/sol2.c (solaris_output_init_fini): Use it.
29593
29594 2010-03-31 Jie Zhang <jie@codesourcery.com>
29595
29596 PR 43574
29597 * opt-functions.awk (var_type_struct): Use signed char type
29598 for simple variables.
29599
29600 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29601
29602 * config/sol2.c: Include output.h.
29603 (solaris_assemble_visibility): New function.
29604 * config/t-sol2 (sol2.o): Add output.h dependency.
29605 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
29606 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
29607 Redefine.
29608
29609 2010-03-31 Jakub Jelinek <jakub@redhat.com>
29610
29611 PR target/43580
29612 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
29613 V2SImode or XFmode on PRE_DEC.
29614
29615 PR debug/43557
29616 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
29617 BLKmode.
29618
29619 2010-03-31 Jie Zhang <jie@codesourcery.com>
29620
29621 PR 43562
29622 * reload.h (caller_save_initialized_p): Declare.
29623 * toplev.c (backend_init_target): Don't call
29624 init_caller_save but set caller_save_initialized_p to false.
29625 * caller-save.c (caller_save_initialized_p): Define.
29626 (init_caller_save): Check caller_save_initialized_p.
29627 * ira.c (ira): Call init_caller_save if flag_caller_saves.
29628
29629 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29630
29631 PR target/39048
29632 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
29633 and soft-fp/t-softfp to tmake_file.
29634 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
29635 (LIBGCC2_TF_CEXT): Define.
29636 (TF_SIZE): Define.
29637
29638 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
29639
29640 PR debug/42977
29641 * cselib.c (n_useless_values): Document handling of debug locs.
29642 (n_useless_debug_values, n_debug_values): New variables.
29643 (new_elt_loc_list): Don't add to debug values, keep count.
29644 (promote_debug_loc): New.
29645 (cselib_reset_table): Zero new variables.
29646 (entry_and_rtx_equal_p): Promote debug locs.
29647 (discard_useless_locs): Increment n_useless_debug_values for
29648 debug values.
29649 (remove_useless_values): Adjust n_useless_values and n_debug_values
29650 with n_useless_debug_values.
29651 (add_mem_for_addr): Promote debug locs.
29652 (cselib_lookup_mem): Likewise.
29653 (cselib_lookup_addr): Renamed to...
29654 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
29655 (cselib_log_lookup): ... this. Turn into...
29656 (cselib_lookup_addr): ... new wrapper.
29657 (cselib_lookup_from_insn): New.
29658 (cselib_invalidate_regno): Increment n_useless_debug_values for
29659 debug values.
29660 (cselib_invalidate_mem): Likewise.
29661 (cselib_process_insn): Take n_deleted and n_debug_values into
29662 account to guard remove_useless_value call.
29663 (cselib_finish): Zero n_useless_debug_values.
29664 * cselib.h (cselib_lookup_from_insn): Declare.
29665 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
29666 (sched_analyze_2): Likewise.
29667
29668 2010-03-30 Jakub Jelinek <jakub@redhat.com>
29669
29670 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
29671 functions.
29672 (adjust_mems): Replace narrowing SUBREG of expression containing
29673 just PLUS, MINUS, MULT and ASHIFT of registers and constants
29674 with operations in the narrower mode.
29675
29676 PR debug/43593
29677 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
29678 regs_invalidated_by_call instead all call_used_reg_set registers.
29679
29680 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
29681
29682 PR middle-end/43430
29683 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
29684 pointer comparisons with types_compatible_p.
29685 * tree-vect-stmts.c (vectorizable_call): Same.
29686 (vectorizable_condition): Same.
29687
29688 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29689
29690 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
29691 stack check if the mask would be zero.
29692
29693 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
29694 Jack Howarth <howarth@bromo.med.uc.edu>
29695
29696 * tree-profile.c (tree_init_ic_make_global_vars): Make static
29697 variables TLS.
29698
29699 2010-03-30 Joseph Myers <joseph@codesourcery.com>
29700
29701 PR other/25232
29702 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
29703 and __unordtf2.
29704 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
29705 Include ___unordxf2 and ___unordtf2.
29706 * config/i386/libgcc-glibc.ver: Do not define inheritance from
29707 GCC_4.4.0 here.
29708
29709 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
29710
29711 * config/lm32/t-lm32: New file.
29712 * config.gcc: Use the above file when targetting lm32.
29713
29714 2010-03-28 Duncan Sands <baldrick@free.fr>
29715
29716 * Makefile.in (PLUGIN_HEADERS): Add except.h.
29717
29718 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
29719
29720 PR middle-end/43431
29721 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
29722 Improve vectorization cost model diagnostic.
29723
29724 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
29725
29726 PR middle-end/43436
29727 * tree-vect-data-refs.c (vect_analyze_data_refs): When
29728 compute_data_dependences_for_loop returns false, early exit
29729 and output an extra diagnostic for the failed data reference
29730 analysis.
29731
29732 2010-03-29 Richard Guenther <rguenther@suse.de>
29733
29734 PR tree-optimization/43560
29735 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
29736 (can_sm_ref_p): Treat stores to readonly locations as trapping.
29737
29738 2010-03-29 Jie Zhang <jie@codesourcery.com>
29739
29740 PR 43564
29741 * toplev.c (process_options): Set optimization_default_node
29742 and optimization_current_node.
29743 * opts.c (decode_options): Don't set optimization_default_node
29744 and optimization_current_node.
29745
29746 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
29747
29748 * config/rtems.h: Abandon -qrtems_debug.
29749
29750 2010-03-28 Jan Hubicka <jh@suse.cz>
29751
29752 PR tree-optimization/43505
29753 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
29754 map should not be copied.
29755
29756 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29757
29758 PR middle-end/41674
29759 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
29760 cdtors, set DECL_PRESERVE_P.
29761 * ipa.c (cgraph_externally_visible_p): Return true if declaration
29762 should be preseved.
29763
29764 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
29765
29766 PR tree-optimization/43528
29767 * stor-layout.c (place_field): Check that constant fits into
29768 unsigned HWI when skipping calculation of MS bitfield layout.
29769
29770 2010-03-27 Jan Hubicka <jh@suse.cz>
29771
29772 PR middle-end/43391
29773 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
29774 notice_global_symbol work.
29775
29776 2010-03-27 Jakub Jelinek <jakub@redhat.com>
29777
29778 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
29779 instead of dwarf2out_decl.
29780 (struct var_loc_node): Remove section_label field.
29781 (dwarf2out_function_decl): New function.
29782 (dwarf2out_var_location): Don't set section_label field.
29783 (dwarf2out_begin_function): Don't empty decl_loc_table here.
29784
29785 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
29786
29787 PR tree-optimization/43544
29788 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
29789 First argument for builtin vectorized function hook is now a
29790 tree to be able to distinguish between machine specific and
29791 standard builtins.
29792 * targhooks.c (default_builtin_vectorized_function): Ditto.
29793 * targhooks.h (default_builtin_vectorized_function): Ditto.
29794 * target.h (struct gcc_target): Ditto.
29795 * tree-vect-stmts.c (vectorizable_function): Ditto.
29796 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
29797 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
29798 Ditto.
29799
29800 2010-03-26 Joseph Myers <joseph@codesourcery.com>
29801
29802 PR c/43381
29803 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
29804 nested binding iff it is a FUNCTION_DECL.
29805 (store_parm_decls_newstyle): Pass nested=true to bind for
29806 FUNCTION_DECLs amongst parameters.
29807
29808 2010-03-26 Jakub Jelinek <jakub@redhat.com>
29809
29810 * var-tracking.c (vt_expand_loc_callback): Don't run
29811 cselib_expand_value_rtx_cb in dummy mode if
29812 cselib_dummy_expand_value_rtx_cb returned false.
29813
29814 * var-tracking.c (emit_note_insn_var_location): For one part
29815 notes with offset 0, don't add EXPR_LIST around the location.
29816 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
29817 add_location_or_const_value_attribute): Adjust for that change.
29818
29819 PR debug/43540
29820 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
29821 into first operand and location into second.
29822 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
29823 dw_cfi_oprnd_loc for DW_CFA_expression.
29824 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
29825 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
29826 assume first argument is regnum and second argument is location.
29827
29828 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
29829
29830 PR target/42113
29831 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
29832 of scratch register to DImode. Split to DImode comparison operator.
29833 Use SImode subreg of scratch register in the multiplication.
29834 (*cmp_sadd_sidi): Ditto.
29835 (*cmp_ssub_si): Ditto.
29836 (*cmp_ssub_sidi): Ditto.
29837
29838 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
29839
29840 PR target/43524
29841 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
29842 Remove invalid assert and wrong comment.
29843
29844 2010-03-26 Jakub Jelinek <jakub@redhat.com>
29845
29846 PR debug/43516
29847 * flags.h (final_insns_dump_p): New extern.
29848 * final.c (final_insns_dump_p): New variable.
29849 (rest_of_clean_state): Set it before -fdump-final-insns=
29850 dumping, clear afterwards.
29851 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
29852 MEM_ALIAS_SET on MEMs.
29853
29854 2010-03-26 David S. Miller <davem@davemloft.net>
29855
29856 * configure.ac: Fix sparc GOTDATA_OP bug check.
29857 * configure: Rebuild.
29858
29859 2010-03-26 Alan Modra <amodra@gmail.com>
29860
29861 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
29862
29863 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29864
29865 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
29866 TLS_SECTION_ASM_FLAG.
29867
29868 2010-03-25 Jakub Jelinek <jakub@redhat.com>
29869
29870 PR bootstrap/43511
29871 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
29872 Clear first_function_block_is_cold.
29873
29874 PR c/43385
29875 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
29876 argument if the argument is truth_value_p.
29877
29878 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
29879
29880 * config/rs6000/constraints.md: Update copyright year for my changes.
29881
29882 PR target/43484
29883 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
29884 used in reg+reg addressing, swap registers.
29885
29886 2010-03-24 Jakub Jelinek <jakub@redhat.com>
29887
29888 PR debug/43293
29889 * target.h (struct gcc_target): Add code_end hook.
29890 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
29891 if not yet defined.
29892 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
29893 * toplev.c (compile_file): Call targetm.asm_out.code_end
29894 hook before unwind info/debug info output.
29895 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
29896 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
29897 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
29898 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
29899 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
29900 * config/i386/i386.c (ix86_file_end): Renamed to...
29901 (ix86_code_end): ... this. Make static. Don't call
29902 file_end_indicate_exec_stack. Emit unwind info using
29903 final_start_function/final_end_function.
29904 (darwin_x86_file_end): Remove.
29905 (TARGET_ASM_CODE_END): Define.
29906 * config/i386/i386.h (TARGET_ASM_FILE_END,
29907 NEED_INDICATE_EXEC_STACK): Don't define.
29908 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
29909 (TARGET_ASM_FILE_END): Define to darwin_file_end.
29910 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
29911 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
29912
29913 PR target/43498
29914 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
29915 at the beginning and final_end_function at the end.
29916 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
29917
29918 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29919
29920 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
29921 and Sun as TLS syntax.
29922 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
29923 * configure: Regenerate.
29924 * config.in: Regenerate.
29925 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
29926 (default_elf_asm_named_section): Use it.
29927 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
29928 (i386_output_dwarf_dtprel): Likewise.
29929 (output_addr_const_extra): Likewise.
29930 (output_pic_addr_const): Lowercase @GOTTPOFF.
29931 (output_addr_const_extra): Likewise.
29932 (output_pic_addr_const): Lowercase @GOTNTPOFF.
29933 (output_addr_const_extra): Likewise.
29934 (output_pic_addr_const): Lowercase @INDNTPOFF.
29935 (output_addr_const_extra): Likewise.
29936 (output_pic_addr_const): Lowercase @NTPOFF.
29937 (output_addr_const_extra): Likewise.
29938 (output_pic_addr_const): Lowercase @TPOFF.
29939 (output_addr_const_extra): Likewise.
29940 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
29941 (*tls_global_dynamic_64): Likewise.
29942 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
29943 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
29944
29945 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
29946 (ASM_OUTPUT_TLS_COMMON): Use it.
29947 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
29948
29949 PR target/38118
29950 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
29951 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
29952 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
29953 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
29954 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
29955 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
29956
29957 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29958
29959 * config/i386/i386.c (override_options): Don't accept
29960 -mtls-dialect=sun any longer.
29961 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
29962 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
29963 (*tls_local_dynamic_base_32_sun): Likewise.
29964 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
29965
29966 2010-03-24 Jakub Jelinek <jakub@redhat.com>
29967
29968 PR debug/43508
29969 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
29970 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
29971
29972 PR debug/43479
29973 * ira.c (adjust_cleared_regs): New function.
29974 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
29975
29976 PR debug/19192
29977 PR debug/43479
29978 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
29979 from gimple_block.
29980 * expr.c (expand_expr_real): Restore previous
29981 curr_insn_source_location and curr_insn_block after
29982 expand_expr_real_1 call.
29983 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
29984 instead of expand_expr_real_1.
29985
29986 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
29987
29988 PR rtl-optimization/43413
29989 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
29990 hard regs too.
29991
29992 2010-03-22 James E. Wilson <wilson@codesourcery.com>
29993
29994 PR target/43348
29995 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
29996 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
29997
29998 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
29999
30000 * config/i386/i386.c (ix86_target_string): Add -mfma.
30001 Fix a typo in comment.
30002
30003 2010-03-22 Mike Stump <mikestump@comcast.net>
30004
30005 PR target/23071
30006 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
30007 Don't overly align based upon packed packed fields.
30008
30009 2010-03-22 Jason Merrill <jason@redhat.com>
30010
30011 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
30012 Use () rather than [], and move before the element type.
30013
30014 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30015
30016 * doc/configfiles.texi (Configuration Files): Removed
30017 fixinc/Makefile*, intl/Makefile.*.
30018 * doc/makefile.texi: Fixed markup. Abstract from version
30019 control system used.
30020 (Makefile): Removed obsolete java/parse.y example.
30021 * doc/sourcebuild.texi: Likewise.
30022 (Top Level): Added config, gnattools, libdecnumber, libgcc,
30023 libgomp, libssp. Removed fastjar.
30024 (Miscellaneous Docs): Clarify location.
30025 Added COPYING3, COPYING3.LIB.
30026 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
30027
30028 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30029
30030 PR target/38085
30031 * config/i386/i386.c (x86_function_profiler)
30032 [!NO_PROFILE_COUNTERS]: Fix typo.
30033 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
30034 instead of callq.
30035
30036 2010-03-22 Janis Johnson <janis187@us.ibm.com>
30037 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30038
30039 * doc/sourcebuild.texi (Test Directives): Split into six
30040 subsections, with most of the current text in new subsections
30041 Directives, Selectors, and Final Actions.
30042 (Directives): Split list of test directives into multiple
30043 subsubsections.
30044 (Selectors): Describe use and syntax of selectors.
30045 (Effective-Target Keywords): Describe all existing keywords.
30046 (Add Options): Describe features for dg-add-options.
30047 (Require Support): Describe variants of dg-require-support.
30048 (Final Actions): Describe commands to use in dg-final.
30049
30050 2010-03-22 Michael Matz <matz@suse.de>
30051
30052 PR middle-end/43475
30053 * recog.c (validate_replace_rtx_group): Replace also in
30054 REG_EQUAL and REG_EQUIV notes.
30055
30056 2010-03-22 Richard Guenther <rguenther@suse.de>
30057
30058 PR tree-optimization/43390
30059 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
30060 sure vector extracts are type correct.
30061
30062 2010-03-22 Richard Guenther <rguenther@suse.de>
30063
30064 PR middle-end/40106
30065 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
30066 x * sqrt (x) even when optimizing for size if the target
30067 has native support for sqrt.
30068
30069 2010-03-22 Jakub Jelinek <jakub@redhat.com>
30070
30071 * varasm.c (make_decl_rtl_for_debug): Also clear
30072 flag_mudflap for the duration of make_decl_rtl call.
30073
30074 PR debug/43443
30075 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
30076 locs from preserved VALUEs.
30077
30078 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30079
30080 PR middle-end/42718
30081 * pa.md (movmemsi): Set align to one if zero.
30082 (movmemdi): Likewise.
30083
30084 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
30085
30086 PR target/42321
30087 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
30088 with their corresponding prologue pushes.
30089
30090 2010-03-20 Andrew Pinski <pinskia@gmail.com>
30091
30092 PR target/43156
30093 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
30094 at the begining or end.
30095 (spu_expand_epilogue): Likewise.
30096
30097 2010-03-20 Richard Guenther <rguenther@suse.de>
30098
30099 PR rtl-optimization/43438
30100 * combine.c (make_extraction): Properly zero-/sign-extend an
30101 extraction of the low part of a CONST_INT. Also handle
30102 CONST_DOUBLE.
30103
30104 2010-03-19 Mike Stump <mikestump@comcast.net>
30105
30106 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
30107 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
30108 (override_options): Use SUBTARGET32_DEFAULT_CPU.
30109
30110 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
30111
30112 PR c/43211
30113 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
30114 an error.
30115
30116 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
30117
30118 PR rtl-optimization/42258
30119 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
30120 use that may match DEF.
30121
30122 PR target/40697
30123 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
30124 the cost of loading the constant rather than assuming
30125 COSTS_N_INSNS (1).
30126 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
30127 outer code is AND, do the same tests as the andsi3 expander and
30128 return COSTS_N_INSNS (1) if and is cheap.
30129
30130 * optabs.c (avoid_expensive_constant): Fix formatting.
30131
30132 2010-03-19 Michael Matz <matz@suse.de>
30133
30134 PR c++/43116
30135 * attribs.c (decl_attributes): When rebuilding a function pointer
30136 type use the same qualifiers as the original pointer type.
30137
30138 2010-03-19 Martin Jambor <mjambor@suse.cz>
30139
30140 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
30141 and is_gimple_ip_invariant_address.
30142
30143 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30144
30145 Revert
30146 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30147
30148 * config/arm/arm.c (arm_override_options): Turn off
30149 flag_dwarf2_cfi_asm for AAPCS variants.
30150
30151 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30152
30153 PR target/43399
30154 * config/arm/arm.c (emit_multi_reg_push): Update comments.
30155 Use PRE_MODIFY instead of PRE_DEC.
30156 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
30157 (vfp_emit_fstmd): Likewise.
30158
30159 2010-03-19 Michael Matz <matz@suse.de>
30160
30161 PR target/43305
30162 * builtins.c (expand_builtin_interclass_mathfn,
30163 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
30164 if that fails.
30165
30166 2010-03-19 Richard Guenther <rguenther@suse.de>
30167
30168 PR tree-optimization/43415
30169 * tree-ssa-pre.c (phi_translate): Split out worker to ...
30170 (phi_translate_1): ... this.
30171 (phi_translate): Move all caching here. Cache all NARY
30172 and REFERENCE translations.
30173
30174 2010-03-19 David S. Miller <davem@davemloft.net>
30175
30176 With help from Eric Botcazou.
30177 * config/sparc/sparc.c: Include dwarf2out.h.
30178 (emit_pic_helper): Delete.
30179 (pic_helper_symbol_name): Delete.
30180 (pic_helper_emitted_p): Delete.
30181 (pic_helper_needed): New.
30182 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
30183 (get_pc_thunk_name): New.
30184 (load_pic_register): Remove 'delay_pic_helper' arg. Use
30185 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
30186 Set pic_helper_needed to true. Don't call emit_pic_helper.
30187 (sparc_expand_prologue): Update load_pic_register call.
30188 (sparc_output_mi_thunk): Likewise.
30189 (sparc_file_end): Emit a hidden comdat symbol for the PIC
30190 thunk if possible. Output CFI information as needed.
30191
30192 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
30193 Jack Howarth <howarth@bromo.med.uc.edu>
30194
30195 PR target/36399
30196 * config/i386/i386.h: Fix ABI on darwin x86-32.
30197
30198 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
30199
30200 * tree.h: Declare make_decl_rtl_for_debug.
30201 * varasm.c (make_decl_rtl_for_debug): New.
30202 * dwarf2out.c (rtl_for_decl_location): Call it.
30203 * cfgexpand.c (expand_debug_expr): Call it.
30204
30205 2010-03-18 Jakub Jelinek <jakub@redhat.com>
30206
30207 PR bootstrap/43399
30208 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
30209 mem_mode.
30210
30211 PR bootstrap/43403
30212 * var-tracking.c (vt_init_cfa_base): Do nothing if
30213 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
30214
30215 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
30216
30217 PR debug/42873
30218 * var-tracking.c (canonicalize_vars_star): New.
30219 (dataflow_post_merge_adjust): Use it.
30220
30221 2010-03-18 Jakub Jelinek <jakub@redhat.com>
30222
30223 PR debug/43058
30224 * var-tracking.c (non_suitable_const): New function.
30225 (add_uses): For DEBUG_INSNs with constants, don't record any
30226 value, instead just the constant value itself.
30227 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
30228 is not VAR_LOC_UNKNOWN_P, set var to the constant.
30229 (emit_notes_in_bb): Likewise.
30230 (emit_note_insn_var_location): For onepart variables if
30231 cur_loc is a VOIDmode constant, use DECL_MODE.
30232
30233 2010-03-18 Martin Jambor <mjambor@suse.cz>
30234
30235 PR middle-end/42450
30236 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
30237 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
30238 all non-clones. Moved call redirection...
30239 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
30240 (cgraph_materialize_all_clones): Dispose of all
30241 combined_args_to_skip bitmaps.
30242 (verify_cgraph_node): Do not check for edges pointing to wrong
30243 nodes in inline clones.
30244 * tree-inline.c (copy_bb): Call
30245 cgraph_redirect_edge_call_stmt_to_callee.
30246 * ipa.c (cgraph_remove_unreachable_nodes): Call
30247 cgraph_node_remove_callees even when there are used clones.
30248
30249 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
30250
30251 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
30252
30253 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
30254
30255 PR target/43383
30256 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
30257 for 32bit.
30258
30259 2010-03-18 Michael Matz <matz@suse.de>
30260
30261 PR middle-end/43419
30262 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
30263 into sqrt(x) if we need to preserve signed zeros.
30264
30265 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
30266 Eric Botcazou <ebotcazou@adacore.com>
30267
30268 PR rtl-optimization/43360
30269 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
30270 note if we don't know its invariant status.
30271
30272 2010-03-18 Michael Matz <matz@suse.de>
30273
30274 PR tree-optimization/43402
30275 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
30276 PHI chains of ssa names registered for update.
30277
30278 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
30279
30280 PR target/42427
30281 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
30282 non-offsettable and pre_modify update addressing.
30283 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
30284 and "2" alternatives "#".
30285 (*movdd_softfloat32): Make all alternatives "#";
30286 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
30287 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
30288 (*movdf_softfloat32): Make all alternatives "#";
30289 (movdi): Use the new DIFD mode iterator to create a common splitter
30290 for movdi, movdf and movdd patterns.
30291
30292 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
30293
30294 * common.opt (dumpdir): Remove redundant tab.
30295
30296 2010-03-17 Martin Jambor <mjambor@suse.cz>
30297
30298 PR tree-optimization/43347
30299 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
30300 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
30301
30302 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
30303
30304 PR rtl-optimization/42216
30305 * regrename.c (create_new_chain): New function, broken out from...
30306 (scan_rtx_reg): ... here. Call it. Handle the case where we are
30307 appending a use to an empty chain.
30308 (build_def_use): Remove previous changes that convert OP_INOUT to
30309 OP_OUT operands; instead detect the case where an OP_INOUT operand
30310 uses a previously untracked register and create an empty chain for it.
30311
30312 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30313
30314 * doc/extend.texi (Function Attributes): Rewrite unfinished
30315 sentence in ms_abi documentation.
30316
30317 2010-03-17 Alan Modra <amodra@gmail.com>
30318
30319 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
30320 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
30321 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
30322 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
30323
30324 2010-03-16 Richard Henderson <rth@redhat.com>
30325
30326 PR middle-end/43365
30327 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
30328 (lower_try_finally): Save and restore eh_seq around the expansion
30329 of the try-finally.
30330
30331 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
30332
30333 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
30334 statements before splitting block.
30335
30336 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30337
30338 * doc/sourcebuild.texi (Testsuites): Fix markup.
30339 Use pathnames relative to gcc/testsuite.
30340 (Test Directives): Move description of how timeout is determined.
30341 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
30342 (C Tests): Correct gcc.misc-tests directory.
30343 Framework tests now live in gcc.test-framework.
30344
30345 2010-03-16 Richard Guenther <rguenther@suse.de>
30346
30347 PR middle-end/43379
30348 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
30349 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
30350
30351 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
30352 Alexandre Oliva <aoliva@redhat.com>
30353
30354 PR tree-optimization/42917
30355 * lambda-code.c (remove_iv): Skip debug statements.
30356 (lambda_loopnest_to_gcc_loopnest): Likewise.
30357 (not_interesting_stmt): Debug statements are not interesting.
30358
30359 2010-03-16 Jakub Jelinek <jakub@redhat.com>
30360
30361 PR debug/43051
30362 PR debug/43092
30363 * cselib.c (cselib_preserve_constants,
30364 cfa_base_preserved_val): New static variables.
30365 (preserve_only_constants): New function.
30366 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
30367 clear its REG_VALUES. If cselib_preserve_constants, don't
30368 empty the whole hash table, but preserve there VALUEs with constants,
30369 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
30370 (cselib_preserve_cfa_base_value): New function.
30371 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
30372 (cselib_init): Change argument to int bitfield. Set
30373 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
30374 is in it.
30375 (cselib_finish): Clear cselib_preserve_constants and
30376 cfa_base_preserved_val.
30377 * cselib.h (enum cselib_record_what): New enum.
30378 (cselib_init): Change argument to int.
30379 (cselib_preserve_cfa_base_value): New prototype.
30380 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
30381 * dse.c (dse_step1): Likewise.
30382 * cfgcleanup.c (thread_jump): Likewise.
30383 * sched-deps.c (sched_analyze): Likewise.
30384 * gcse.c (local_cprop_pass): Likewise.
30385 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
30386 If FN is non-NULL, call the callback always and whenever it returns
30387 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
30388 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
30389 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
30390 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
30391 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
30392 * var-tracking.c: Include recog.h.
30393 (bb_stack_adjust_offset): Remove.
30394 (vt_stack_adjustments): Don't call it, instead just gather the
30395 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
30396 (adjust_stack_reference): Remove.
30397 (compute_cfa_pointer): New function.
30398 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
30399 (struct adjust_mem_data): New type.
30400 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
30401 functions.
30402 (get_address_mode): New function.
30403 (replace_expr_with_values): Use it.
30404 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
30405 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
30406 (adjust_sets): Remove.
30407 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
30408 Use get_address_mode.
30409 (get_adjusted_src): Remove.
30410 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
30411 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
30412 (add_with_sets): Don't call adjust_sets.
30413 (fp_setter, vt_init_cfa_base): New functions.
30414 (vt_initialize): Change return type to bool. Move most of pool etc.
30415 initialization to the beginning of the function from end. Pass
30416 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
30417 If !frame_pointer_needed, call vt_stack_adjustment before mos
30418 vector is filled, call vt_init_cfa_base if argp/framep has been
30419 eliminated to sp. If frame_pointer_needed and argp/framep has
30420 been eliminated to hard frame pointer, set
30421 hard_frame_pointer_adjustment and call vt_init_cfa_base after
30422 encountering fp setter in the prologue. For MO_ADJUST, call
30423 log_op_type before pusing the op into mos vector, not afterwards.
30424 Call adjust_insn before cselib_process_insn/add_with_sets,
30425 call cancel_changes (0) afterwards.
30426 (variable_tracking_main_1): Adjust for vt_initialize calling
30427 vt_stack_adjustments and returning whether it succeeded or not.
30428
30429 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
30430
30431 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
30432 debug statements.
30433
30434 2010-03-15 Jakub Jelinek <jakub@redhat.com>
30435
30436 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
30437 has been set.
30438 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
30439 drap_reg has not been set.
30440
30441 2010-03-15 Michael Matz <matz@suse.de>
30442
30443 PR middle-end/43300
30444 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
30445 use it to expand block copies.
30446 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
30447 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
30448 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
30449
30450 2010-03-15 Richard Guenther <rguenther@suse.de>
30451
30452 PR tree-optimization/43367
30453 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
30454 elimination check.
30455
30456 2010-03-15 Richard Guenther <rguenther@suse.de>
30457
30458 PR tree-optimization/43317
30459 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
30460
30461 2010-03-15 Martin Jambor <mjambor@suse.cz>
30462
30463 PR tree-optimization/43141
30464 * tree-sra.c (create_abstract_origin): New function.
30465 (modify_function): Call create_abstract_origin.
30466
30467 2010-03-15 Chris Demetriou <cgd@google.com>
30468
30469 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
30470 wasn't copied.
30471
30472 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30473
30474 PR middle-end/43354
30475 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
30476 call insert_out_of_ssa_copy for default definitions.
30477
30478 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30479
30480 * graphite-clast-to-gimple.c (my_long_long): Defined.
30481 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
30482 * graphite-sese-to-poly.c (my_long_long): Defined.
30483 (scop_ivs_can_be_represented): Use it.
30484
30485 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30486
30487 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
30488 graphite-max-bbs-per-function, and loop-block-tile-size.
30489 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
30490 with "maximum".
30491 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
30492
30493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30494
30495 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
30496 forward declaration.
30497 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
30498 (add_upper_bounds_from_estimated_nit): New.
30499 (build_loop_iteration_domains): Use it.
30500
30501 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30502
30503 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
30504
30505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30506
30507 PR middle-end/43306
30508 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
30509 should be an INTEGER_CST. Also handle CASE_CONVERT.
30510
30511 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30512
30513 * graphite.c (graphite_initialize): To bound the number of bbs per
30514 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
30515 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
30516 * doc/invoke.texi: Document it.
30517
30518 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30519
30520 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
30521 * graphite-sese-to-poly.h (build_poly_scop): Same.
30522
30523 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
30524
30525 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
30526 the number of parameters in the scop. Use as an upper bound
30527 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
30528 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
30529 * doc/invoke.texi: Document it.
30530
30531 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
30532
30533 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
30534 * doc/c-tree.texi: Remove.
30535 * doc/generic.texi: Merge c-tree.texi here.
30536 * doc/gccint.texi (Trees): Remove menu entry.
30537 (c-tree.texi): Remove @include.
30538 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
30539 * doc/languages.texi (Reading RTL): Ditto.
30540
30541 2010-03-12 Steve Ellcey <sje@cup.hp.com>
30542
30543 PR target/42869
30544 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
30545
30546 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
30547
30548 PR middle-end/42431
30549 * config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
30550 code added to work around reload clobbering CONST insns.
30551
30552 2010-03-12 Jakub Jelinek <jakub@redhat.com>
30553
30554 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
30555 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
30556 (cselib_preserve_only_values): Remove retain argument, don't
30557 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
30558 * cselib.h (cselib_preserve_only_values): Remove retain argument.
30559 * var-tracking.c (micro_operation): Move insn field before union.
30560 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
30561 (struct variable_tracking_info_def): Remove n_mos field, change
30562 mos into a vector of micro_operations.
30563 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
30564 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
30565 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
30566 changing into a vector.
30567 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
30568 come before all other uops generated by add_stores.
30569 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
30570 argument removal.
30571 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
30572 a vector. Run just one pass over the bbs instead of separate counting
30573 and computation phase.
30574 (vt_finalize): Free VTI (bb)->mos vector instead of array.
30575
30576 PR debug/43329
30577 * tree-inline.c (remap_decls): Put old_var rather than origin_var
30578 into *nonlocalized_list vector.
30579 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
30580 even if origin is non-NULL.
30581 (gen_variable_die): Likewise.
30582 (process_scope_var): Don't change origin.
30583 (gen_decl_die): Likewise.
30584 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
30585 before adding new edges instead of after it, fix moving over
30586 debug stmts.
30587
30588 2010-03-11 David S. Miller <davem@davemloft.net>
30589
30590 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
30591 of four.
30592 * configure: Rebuild.
30593
30594 2010-03-11 Martin Jambor <mjambor@suse.cz>
30595
30596 PR tree-optimization/43257
30597 * tree.c (assign_assembler_name_if_neeeded): New function.
30598 (free_lang_data_in_cgraph): Assembler name assignment moved to the
30599 above new function.
30600 * tree.h (assign_assembler_name_if_neeeded): Declare.
30601 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
30602 the function if needed.
30603
30604 2010-03-11 Chris Demetriou <cgd@google.com>
30605
30606 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
30607 include/stdint-gcc.h, and include/stdint.h world-readable.
30608
30609 2010-03-11 Richard Guenther <rguenther@suse.de>
30610
30611 PR tree-optimization/43255
30612 * tree-vrp.c (process_assert_insertions_for): Do not insert
30613 asserts for trivial conditions.
30614
30615 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30616
30617 PR tree-optimization/43280
30618 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
30619 generation. Move calculation of size out of the if branch.
30620 (find_bswap): Modify compare number generation.
30621
30622 2010-03-11 Richard Guenther <rguenther@suse.de>
30623
30624 PR lto/43200
30625 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
30626 (input_gimple_stmt): Fixup handled component types during
30627 operand read. Also fix up decls in ADDR_EXPRs.
30628
30629 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
30630
30631 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
30632 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
30633
30634 2010-03-10 Jan Hubicka <jh@suse.cz>
30635
30636 PR c/43288
30637 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
30638 * varasm.c (get_variable_section): Don't do that here...
30639 (make_decl_rtl): ... and here.
30640 (do_assemble_alias): Produce decl RTL.
30641 (assemble_alias): Likewise.
30642
30643 2010-03-10 Jakub Jelinek <jakub@redhat.com>
30644
30645 PR debug/43290
30646 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
30647 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
30648 of fde->vdrap_reg.
30649 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
30650 (based_loc_descr): Only express drap or vdrap regno based expressions
30651 using DW_OP_fbreg when not optimizing.
30652 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
30653 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
30654 REG_CFA_SET_VDRAP note.
30655
30656 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
30657
30658 PR tree-optimization/43236
30659 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
30660 error in calculation of base address in reverse iteration case.
30661 (generate_builtin): Take number of latch executions if the statement
30662 is in the latch.
30663
30664 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
30665
30666 PR middle-end/42859
30667 * tree-eh.c: Include pointer-set.h.
30668 (lower_eh_dispatch): Filter out duplicate case labels and
30669 remove the unneeded edge when the label is unused. Return
30670 true when some edges are removed.
30671 (execute_lower_eh_dispatch): When any lowering resulted in
30672 removing an edge, also delete unreachable blocks.
30673
30674 2010-03-10 Jakub Jelinek <jakub@redhat.com>
30675
30676 PR bootstrap/43287
30677 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
30678 UNSPEC_MACHOPIC_OFFSET.
30679
30680 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
30681
30682 PR target/43294
30683 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
30684 (m68k_delegitimize_address): New function.
30685
30686 2010-03-09 Jakub Jelinek <jakub@redhat.com>
30687
30688 PR debug/43299
30689 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
30690
30691 PR debug/43299
30692 * var-tracking.c (adjust_sets): New function.
30693 (count_with_sets, add_with_sets): Use it.
30694 (get_adjusted_src): New inline function.
30695 (add_stores): Use it.
30696
30697 PR debug/43304
30698 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
30699 call cselib_dummy_expand_value_rtx_cb instead of
30700 cselib_expand_value_rtx_cb.
30701
30702 PR debug/43293
30703 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
30704 * config/i386/i386.c: Include debug.h and dwarf2out.h.
30705 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
30706 and .cfi_endproc around the pic thunks.
30707 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
30708 all queued unwind info register saves are saved before the call.
30709 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
30710 considered as sp-=4 for unwind info and the pop as sp+=4 which
30711 also clobbers dest, but doesn't actually restore it.
30712
30713 PR debug/43290
30714 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
30715 RTX_FRAME_RELATED_P.
30716
30717 2010-03-09 Jie Zhang <jie@codesourcery.com>
30718
30719 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
30720 whitespaces in output template.
30721
30722 2010-03-09 Jie Zhang <jie@codesourcery.com>
30723
30724 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
30725 out array boundary.
30726
30727 2010-03-08 Jakub Jelinek <jakub@redhat.com>
30728
30729 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
30730 builtins.exp in a separate job.
30731
30732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30733
30734 * graphite-sese-to-poly.c (add_param_constraints): Use
30735 lower_bound_in_type and upper_bound_in_type.
30736
30737 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30738
30739 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
30740 instead of unsigned_type_node.
30741
30742 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30743 Reza Yazdani <reza.yazdani@amd.com>
30744
30745 PR middle-end/43065
30746 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
30747 on pointer type parameters.
30748
30749 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
30750
30751 PR middle-end/42644
30752 PR middle-end/42130
30753 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
30754 handle conversions from pointer to integers.
30755 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
30756 induction variable, to be able to work with code generated by CLooG.
30757 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
30758 (build_poly_scop): Bail out if we cannot codegen a loop.
30759
30760 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
30761
30762 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
30763 code generation with gloog_error.
30764
30765 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30766
30767 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
30768 Call fold_convert on all the returned values.
30769 (expand_scalar_variables_expr): Pass to
30770 expand_scalar_variables_ssa_name the type of the resulting expression.
30771
30772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30773
30774 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
30775 ppl_min_for_le_pointset.
30776 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
30777 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
30778
30779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30780
30781 * graphite-dependences.c (map_into_dep_poly): Removed.
30782 (dependence_polyhedron_1): Use combine_context_id_scat.
30783
30784 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30785
30786 * graphite-poly.h (struct poly_scattering): Add layout documentation.
30787 (struct poly_bb): Same.
30788 (combine_context_id_scat): New.
30789
30790 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30791
30792 PR middle-end/42326
30793 * sese.c (name_defined_in_loop_p): Return false for default
30794 definitions.
30795
30796 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30797
30798 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
30799 and clean up the logic.
30800
30801 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
30802
30803 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
30804 early return.
30805
30806 2010-03-08 Jakub Jelinek <jakub@redhat.com>
30807
30808 * var-tracking.c (remove_cselib_value_chains): Define only for
30809 ENABLE_CHECKING.
30810 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
30811 delete_slot_part, emit_notes_for_differences_1): Don't call
30812 remove_cselib_value_chains here.
30813 (set_slot_part, emit_notes_for_differences_2): Don't call
30814 add_cselib_value_chains here.
30815 (preserved_values): New vector.
30816 (preserve_value): New function.
30817 (add_uses, add_stores, vt_add_function_parameters): Use it
30818 instead of cselib_preserve_value.
30819 (changed_values_stack): New vector.
30820 (check_changed_vars_0): New function.
30821 (check_changed_vars_1, check_changed_vars_2): Use it.
30822 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
30823 changed_values_stack VALUEs.
30824 (vt_emit_notes): For all preserved_values call
30825 add_cselib_value_chains. If ENABLE_CHECKING call
30826 remove_cselib_value_chains before verifying value_chains is empty.
30827 Initialize and free changed_values_stack.
30828 (vt_initialize): Initialize preserved_values.
30829 (vt_finalize): Free preserved_values.
30830
30831 2010-03-08 Richard Guenther <rguenther@suse.de>
30832
30833 PR tree-optimization/43269
30834 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
30835 region detection.
30836
30837 2010-03-08 Martin Jambor <mjambor@suse.cz>
30838
30839 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
30840 (ipa_is_param_called): Removed.
30841 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
30842 (ipa_print_node_params): Do not print the called flag.
30843 (ipa_write_node_info): Do not stream the called flag.
30844 (ipa_read_node_info): Likewise.
30845
30846 2010-03-07 Jakub Jelinek <jakub@redhat.com>
30847
30848 PR debug/43176
30849 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
30850 * cselib.c (struct expand_value_data): Add dummy field.
30851 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
30852 dummy to false.
30853 (cselib_dummy_expand_value_rtx_cb): New function.
30854 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
30855 any rtl.
30856 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
30857 * var-tracking.c: Include pointer-set.h.
30858 (variable): Change n_var_parts to char from int. Add
30859 cur_loc_changed and in_changed_variables fields.
30860 (variable_canonicalize): Remove.
30861 (shared_var_p): New inline function.
30862 (unshare_variable): Maintain cur_loc_changed and
30863 in_changed_variables fields. If var was in changed_variables,
30864 replace it there with new_var. Just copy cur_loc instead of
30865 resetting it to something else.
30866 (variable_union): Don't recompute cur_loc. Use shared_var_p.
30867 (dataflow_set_union): Don't call variable_canonicalize.
30868 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
30869 of their DEBUG_EXPR_TREE_DECLs.
30870 (canonicalize_loc_order_check): Verify that cur_loc is NULL
30871 and in_changed_variables and cur_loc_changed is false.
30872 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
30873 and cur_loc_changed. Don't update cur_loc here.
30874 (variable_merge_over_src): Don't call variable_canonicalize.
30875 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
30876 removing loc that is equal to cur_loc, clear cur_loc,
30877 set cur_loc_changed and ensure variable_was_changed is called.
30878 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
30879 compare pointers in cur_loc check, if it is equal to loc,
30880 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
30881 (variable_different_p): Remove compare_current_location argument,
30882 don't compare cur_loc.
30883 (dataflow_set_different_1): Adjust variable_different_p caller.
30884 (variable_was_changed): If dv had some var in changed_variables
30885 already, reset in_changed_variables flag for it and propagate
30886 cur_loc_changed over to the new variable. On empty var
30887 always set cur_loc_changed. Set in_changed_variables on whatever
30888 var is added to changed_variables.
30889 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
30890 Use shared_var_p. When removing loc that is equal to cur_loc,
30891 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
30892 end, don't set it to something else, just call variable_was_changed.
30893 (delete_slot_part): Use shared_var_p. When cur_loc equals to
30894 loc being removed, clear cur_loc and set cur_loc_changed.
30895 Set cur_loc_changed if all locations have been removed.
30896 (struct expand_loc_callback_data): New type.
30897 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
30898 allocated. Always create SUBREGs if simplify_subreg failed.
30899 Prefer to use cur_loc, when that fails and still in
30900 changed_variables (and seen first time) recompute it. Set
30901 cur_loc_changed of variables which had to change cur_loc and
30902 compute elcd->cur_loc_changed if any of the subexpressions used
30903 had to change cur_loc.
30904 (vt_expand_loc): Adjust to pass arguments in
30905 expand_loc_callback_data structure.
30906 (vt_expand_loc_dummy): New function.
30907 (emitted_notes): New variable.
30908 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
30909 that weren't used for any other decl in current
30910 emit_notes_for_changes call call vt_expand_loc_dummy to update
30911 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
30912 first loc_chain location if NULL before. Always use just
30913 cur_loc instead of first loc_chain location. When cur_loc_changed
30914 is false, when not --enable-checking=rtl just don't emit any note.
30915 When rtl checking, compute the note and assert it is the same
30916 as previous note. Clear cur_loc_changed and in_changed_variables
30917 at the end before removing from changed_variables.
30918 (check_changed_vars_3): New function.
30919 (emit_notes_for_changes): Traverse changed_vars to call
30920 check_changed_vars_3 on each changed var.
30921 (emit_notes_for_differences_1): Clear cur_loc_changed and
30922 in_changed_variables. Recompute cur_loc of new_var.
30923 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
30924 (vt_emit_notes): Initialize and destroy emitted_notes.
30925
30926 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
30927
30928 PR rtl-optimization/42220
30929 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
30930 Use verify_reg_tracked to determine if we should use OP_OUT rather
30931 than OP_INOUT.
30932 (build_def_use): If we see an in-out operand for a register that we
30933 know nothing about, treat is an output if possible, fail the block if
30934 not.
30935
30936 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
30937
30938 PR debug/42897
30939 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
30940 permanently.
30941
30942 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
30943
30944 PR debug/42897
30945 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
30946 uses of relevant DEFs that are dead outside the loop too.
30947
30948 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
30949
30950 * var-tracking.c (dataflow_set_merge): Swap src and src2.
30951 Reverted:
30952 2010-01-13 Jakub Jelinek <jakub@redhat.com>
30953 PR debug/41371
30954 * var-tracking.c (values_to_unmark): New variable.
30955 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
30956 values_to_unmark vector. Moved body to...
30957 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
30958 instead queue it into values_to_unmark vector.
30959 (vt_find_locations): Free values_to_unmark vector.
30960
30961 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
30962
30963 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
30964 (site.exp): Export them when plugins are enabled.
30965
30966 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
30967
30968 PR middle-end/42326
30969 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
30970 that contain scevs.
30971 (chrec_fold_multiply): Same.
30972
30973 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
30974
30975 PR c/43248
30976 * c-decl.c (build_compound_literal): Return early if init is
30977 an error_mark_node.
30978
30979 2010-03-04 Martin Jambor <mjambor@suse.cz>
30980
30981 PR tree-optimization/43164
30982 PR tree-optimization/43191
30983 * tree-sra.c (type_consists_of_records_p): Reject records with
30984 zero-size bit-fields at the end.
30985
30986 2010-03-04 Mike Stump <mikestump@comcast.net>
30987
30988 * Makefile.in (TAGS): Remove *.y.
30989
30990 2010-03-04 Richard Guenther <rguenther@suse.de>
30991
30992 PR tree-optimization/40761
30993 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
30994 in reverse order.
30995 (my_rev_post_order_compute): New function.
30996 (init_pre): Call it.
30997
30998 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
30999
31000 PR middle-end/43209
31001 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
31002 decrease the cost of an IV candidate when the cost is infinite.
31003
31004 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31005
31006 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
31007 Use '3DNow!' for the extension of that name, ensure normal space
31008 after the string.
31009 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
31010
31011 2010-03-03 Jeff Law <law@redhat.com>
31012
31013 * PR middle-end/32693
31014 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
31015 than gen_rtx_SUBREG.
31016 (extract_bit_field_1): Likewise.
31017
31018 2010-03-03 Janis Johnson <janis187@us.ibm.com>
31019
31020 * doc/sourcebuild.texi (Test directives): Document that arguments
31021 include-opts and exclude-opts are now optional for dg-skip-if,
31022 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
31023
31024 2010-03-03 Jason Merrill <jason@redhat.com>
31025
31026 PR c++/12909
31027 * cgraph.h (varpool_node): Add extra_name field.
31028 * varpool.c (varpool_extra_name_alias): New.
31029 (varpool_assemble_decl): Emit extra name aliases.
31030 (varpool_mark_needed_node): Look past an extra name alias.
31031 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
31032 * lto-streamer-in.c (lto_input_tree): Read it.
31033 * lto-streamer-out.c (output_unreferenced_globals): Write it.
31034
31035 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
31036
31037 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
31038 (sparc*-*-solaris2*): ...this.
31039
31040 2010-03-03 Jakub Jelinek <jakub@redhat.com>
31041
31042 PR debug/43229
31043 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
31044 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
31045 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
31046 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
31047
31048 PR debug/43237
31049 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
31050 fallthrough to default handling, just with want_address 0 instead of 2.
31051 For single element lists, add_AT_loc directly, otherwise create an
31052 artificial variable DIE and stick location list to it.
31053
31054 PR debug/43177
31055 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
31056 (VAL_EXPR_HAS_REVERSE): Define.
31057 (reverse_op): New function.
31058 (add_stores): For reversible operations add an extra MO_VAL_USE.
31059
31060 2010-03-02 Jason Merrill <jason@redhat.com>
31061
31062 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
31063
31064 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
31065
31066 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
31067 (sparc64-*-linux*): Likewise.
31068 (sparc64-*-solaris2*): Include assembler files before linker ones.
31069 (sparc-*-solaris2*): Simplify and reorder to match previous case.
31070 * config/sparc/gas.h: Delete.
31071 * config/sparc/sol2-64.h: Add copyright notice.
31072 * config/sparc/sol2-gas-bi.h: Likewise.
31073 * config/sparc/sol2-gld.h: Likewise.
31074 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
31075 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
31076 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
31077 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
31078 (sparc_elf_asm_named_section): Rename into...
31079 (sparc_solaris_elf_asm_named_section): ...this. Always define.
31080
31081 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
31082
31083 * config/alpha/alpha.c (override_options): Fix -mtune error message.
31084
31085 2010-03-02 Jeff Law <law@redhat.com>
31086
31087 PR middle-end/42431
31088 * reload1.c (rtx_p, substitute_stack): Declare.
31089 (substitute): Record addresses of changed rtxs.
31090 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
31091 Restore the original rtx when complete.
31092 (reload): Free subsitute_stack when complete.
31093
31094 2010-03-02 Janis Johnson <janis187@us.ibm.com>
31095
31096 * doc/gccint.texi (menu): Add Testsuites as a chapter.
31097 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
31098 new chapter.
31099 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
31100 LTO Testing, gcov Testing, profopt Testing, compat Testing,
31101 Torture Tests): Change from subsection to section.
31102
31103 2010-03-02 Jakub Jelinek <jakub@redhat.com>
31104 Steven Bosscher <steven@gcc.gnu.org>
31105
31106 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
31107 instead of bb.
31108
31109 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
31110
31111 PR middle-end/42640
31112 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
31113 the assignment from the new induction variable to the assignment
31114 of the value from the original loop PHI function.
31115
31116 2010-03-01 Janis Johnson <janis187@us.ibm.com>
31117 Daniel Jacobowitz <dan@codesourcery.com>
31118
31119 * doc/sourcebuild.texi (Test directives): Clarify options to
31120 dg-skip-if.
31121
31122 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31123
31124 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
31125 Disable cfi directives unless GCC and gas agree on using read-only
31126 .eh_frame sections for 64-bit.
31127 * configure: Regenerate.
31128
31129 2010-03-01 Richard Guenther <rguenther@suse.de>
31130
31131 PR tree-optimization/43220
31132 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
31133 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
31134
31135 2010-03-01 Richard Guenther <rguenther@suse.de>
31136 Martin Jambor <mjambor@suse.cz>
31137
31138 PR middle-end/41250
31139 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
31140 gimplified parameters.
31141
31142 2010-03-01 Christian Bruel <christian.bruel@st.com>
31143
31144 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
31145
31146 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
31147
31148 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
31149
31150 2010-03-01 Richard Guenther <rguenther@suse.de>
31151
31152 PR middle-end/43213
31153 * expr.c (expand_assignment): Use the alias-oracle to tell
31154 if the rhs aliases the result decl.
31155
31156 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31157
31158 PR pch/14940
31159 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
31160 to sol_gt_pch_get_address.
31161 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
31162 64-bit, SPARC and x86.
31163 (sol_gt_pch_get_address): New function.
31164
31165 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
31166
31167 * toplev.h (inform_n, error_n): Declare.
31168 * diagnostic.c (inform_n, error_n): New function.
31169
31170 2010-03-01 Jakub Jelinek <jakub@redhat.com>
31171
31172 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
31173 has no rtl yet when processing local_decls, queue it and recheck
31174 if deferred stack allocation hasn't assigned it rtl.
31175
31176 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
31177
31178 * config/sh/sh.c (unspec_bbr_uid): New.
31179 (gen_block_redirect): Use it instead of INSN_UID.
31180 (gen_far_branch): Likewise.
31181
31182 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
31183
31184 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
31185 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
31186
31187 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31188
31189 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
31190 (Warning Options): -Wno-conversion-null is valid for
31191 Objective-C++ as well.
31192 * doc/tm.texi (Named Address Spaces): Likewise.
31193 * doc/plugins.texi (Plugins): Replace TABs with spaces.
31194 * doc/tree-ssa.texi (Tree SSA): Likewise.
31195
31196 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
31197
31198 PR bootstrap/43202
31199 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
31200 by default. Don't set the default arch for
31201 i[34567]86-*-darwin*|x86_64-*-darwin*.
31202
31203 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
31204
31205 PR bootstrap/43202
31206 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
31207 default. Set the default 32bit/64bit archs with $with_arch
31208 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
31209
31210 2010-02-27 Richard Guenther <rguenther@suse.de>
31211
31212 PR tree-optimization/43186
31213 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
31214 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
31215 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
31216 unroller iterations.
31217
31218 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
31219
31220 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
31221 required and i[34567]86-*-* targets don't support 64bit ISA.
31222
31223 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
31224
31225 PR ada/43096
31226 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
31227 the same alias set.
31228
31229 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
31230
31231 * config.gcc: Set the default arch at least to Prescott for
31232 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
31233 if SSE math is enabled.
31234
31235 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
31236
31237 * diagnostic.c (diagnostic_initialize): Update.
31238 (diagnostic_report_diagnostic): Test inhibit_notes_p for
31239 informative notes.
31240 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
31241 (diagnostic_inhibit_notes): New.
31242 * toplev.c (process_options): inhibit notes with -fcompare-debug.
31243
31244 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
31245
31246 PR c/20631
31247 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
31248 * doc/standards.texi: Likewise.
31249 * doc/extend.texi: Likewise.
31250 * doc/trouble.texi: Likewise.
31251 * doc/cppopts.texi: Likewise.
31252 * doc/install.texi: Likewise.
31253 * c.opt (std=c90,std=gnu90): New options.
31254 * c-opts.c (c_common_handle_option): Handle them.
31255
31256 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
31257
31258 PR c/24577
31259 * c-decl.c (undeclared_variable): Use an informative note.
31260
31261 2010-02-26 Richard Guenther <rguenther@suse.de>
31262
31263 PR tree-optimization/43186
31264 * gimple.h (gimple_fold): Remove.
31265 * gimple.c (gimple_fold): Remove. Inline into single user ...
31266 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
31267 Try harder for conditions.
31268
31269 2010-02-26 Jakub Jelinek <jakub@redhat.com>
31270
31271 PR debug/43190
31272 * function.c (used_types_insert): Don't skip through named pointer
31273 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
31274 and it is different from the main variant's type.
31275
31276 2010-02-26 Nick Clifton <nickc@redhat.com>
31277
31278 * config/rx/rx.md (sminsi3): Remove bogus alternative.
31279
31280 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
31281
31282 * config.gcc: Support --with-fpmath=sse for x86.
31283
31284 * config/i386/ssemath.h: New.
31285
31286 * doc/install.texi (--with-fpmath=sse): Documented.
31287
31288 2010-02-26 Richard Guenther <rguenther@suse.de>
31289
31290 PR tree-optimization/43188
31291 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
31292 vector types of over-aligned element type.
31293
31294 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
31295
31296 PR target/43175
31297 * config/i386/i386.c (expand_vec_perm_blend): Use correct
31298 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
31299
31300 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
31301
31302 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
31303
31304 2010-02-26 Jakub Jelinek <jakub@redhat.com>
31305
31306 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
31307 * var-tracking.c: Include diagnostic.h.
31308 (debug_dv): New function.
31309 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
31310
31311 PR debug/43160
31312 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
31313 (add_value_chain, add_value_chains, remove_value_chain,
31314 remove_value_chains): Handle DEBUG_EXPRs.
31315 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
31316
31317 PR debug/43161
31318 * regcprop.c (struct queued_debug_insn_change): New type.
31319 (struct value_data_entry): Add debug_insn_changes field.
31320 (struct value_data): Add n_debug_insn_changes field.
31321 (debug_insn_changes_pool): New variable.
31322 (free_debug_insn_changes, apply_debug_insn_changes,
31323 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
31324 (kill_value_one_regno): Call free_debug_insn_changes if needed.
31325 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
31326 fields.
31327 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
31328 changes for them.
31329 (copyprop_hardreg_forward_1): Don't call apply_change_group for
31330 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
31331 changes, call cprop_find_used_regs via note_stores.
31332 (copyprop_hardreg_forward): When copying vd from predecessor
31333 which has any queued DEBUG_INSN changes, make sure the pointers are
31334 cleared. At the end call df_analyze and then if there are any
31335 DEBUG_INSN changes queued at the end of some basic block for still
31336 live registers, apply them.
31337 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
31338
31339 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
31340
31341 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
31342 (arm*-*-*): Ditto.
31343
31344 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
31345
31346 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
31347 targets. Set the default with_cpu/with_arch from arch/cpu.
31348 Allow x86-64 and native for with_cpu/with_arch.
31349
31350 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
31351
31352 * ebitmap.c: Change calls to verify_popcount with calls to
31353 sbitmap_verify_popcount.
31354 (ebitmap_clear_bit): Fixed map->cacheindex test and
31355 map>cache update when bit clearing results in an empty
31356 element.
31357
31358 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
31359
31360 PR target/43154
31361 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
31362 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
31363 and support both V2DF and V2DI modes.
31364 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
31365 support both V2DF and V2DI modes.
31366 (general): Delete trailing whitespace from a few patterns.
31367
31368 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
31369 V2DF/V2DI interleave high/low builtins.
31370
31371 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
31372 new VSX builtins.
31373
31374 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
31375 interleave high/low functions.
31376
31377 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
31378
31379 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
31380 #pragma extern_prefix.
31381
31382 2010-02-25 Jakub Jelinek <jakub@redhat.com>
31383
31384 PR debug/43166
31385 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
31386 BLKmode, assert op0 is a MEM and just adjust its mode.
31387
31388 PR debug/43165
31389 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
31390 if bitpos isn't multiple of mode's bitsize.
31391
31392 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
31393
31394 * c.opt (-ftemplate-depth=): New.
31395 (-ftemplate-depth-): Deprecate.
31396 * optc-gen.awk: Handle -ftemplate-depth=.
31397 * opth-gen.awk: Likewise.
31398 * c-opts.c (c_common_handle_option): Likewise.
31399 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
31400
31401 2010-02-24 Jason Merrill <jason@redhat.com>
31402
31403 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
31404
31405 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31406
31407 * cfg.c (alloc_aux_for_block): Remove inline.
31408 (alloc_aux_for_edge): Likewise.
31409
31410 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31411
31412 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
31413
31414 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31415
31416 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
31417 * config/i386/sol2-gas.h: New file.
31418 * config.gcc (i[34567]86-*-solaris2*): Use it.
31419
31420 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
31421
31422 PR c/43128
31423 * c-typeck.c (ep_convert_and_check): New.
31424 (build_conditional_expr): Use it.
31425 (build_binary_op): Likewise.
31426
31427 2010-02-24 Jakub Jelinek <jakub@redhat.com>
31428
31429 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
31430
31431 PR debug/43150
31432 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
31433 bounds even for -O+.
31434 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
31435 expr needs to have DECL_NAME set.
31436
31437 2010-02-24 Nick Clifton <nickc@redhat.com>
31438
31439 * config/mep/mep.c: Include gimple.h.
31440 (mep_function_uses_sp): Delete unused function.
31441 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
31442 parameters. Use unsigned integers to count args. Return a
31443 NULL_RTX instead of an error_mark_node. Toidy up formatting.
31444
31445 2010-02-23 Jakub Jelinek <jakub@redhat.com>
31446
31447 PR target/43107
31448 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
31449 greater or equal to nelt instead of 2 * nelt.
31450 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
31451 with nelt - 1.
31452
31453 2010-02-23 Jason Merrill <jason@redhat.com>
31454
31455 PR debug/42800
31456 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
31457 in cfun->local_decls even if they have register types.
31458
31459 PR c++/42837
31460 * stor-layout.c (place_field): Don't warn about unnecessary
31461 DECL_PACKED if the type is packed.
31462
31463 2010-02-23 Jakub Jelinek <jakub@redhat.com>
31464
31465 PR target/43139
31466 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
31467 GOTOFF relocs, even when the base reg isn't pic pointer.
31468
31469 2010-02-23 Michael Matz <matz@suse.de>
31470
31471 PR debug/43077
31472 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
31473 (expand_gimple_basic_block): Generate and use debug temps if there
31474 are debug uses left after the last real use of TERed ssa names.
31475 Unlink debug immediate uses when they are expanded.
31476
31477 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
31478
31479 PR 43123
31480 * config/i386/i386.c (override_options): Reorganise to provide
31481 better error messages.
31482
31483 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
31484
31485 PR middle-end/43083
31486 * graphite-scop-detection.c (create_single_exit_edge): Move
31487 the call to find_single_exit_edge to....
31488 (create_sese_edges): ...here. Don't handle multiple edges
31489 exiting the function.
31490 (build_graphite_scops): Don't handle multiple edges
31491 exiting the function.
31492
31493 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
31494
31495 PR middle-end/43097
31496 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
31497 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
31498
31499 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
31500
31501 PR middle-end/43026
31502 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
31503
31504 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
31505
31506 PR c++/43126
31507 * c-typeck.c (convert_arguments): Print declaration location.
31508 * c-common.c (validate_nargs): Rename as
31509 builtin_function_validate_nargs.
31510 (check_builtin_function_arguments): Update.
31511
31512 2010-02-22 Richard Guenther <rguenther@suse.de>
31513
31514 PR lto/43045
31515 * tree-inline.c (declare_return_variable): Use the type of
31516 the call stmt lhs if available.
31517
31518 2010-02-22 Duncan Sands <baldrick@free.fr>
31519
31520 * passes.c (register_pass): Always consider all pass lists when
31521 ref_pass_instance_number is zero.
31522
31523 2010-02-22 Richard Guenther <rguenther@suse.de>
31524
31525 PR tree-optimization/42749
31526 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
31527 parameter. Do arithmetic in the original type.
31528 (update_accumulator_with_ops): Likewise.
31529 (adjust_accumulator_values): Adjust.
31530
31531 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31532
31533 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
31534 (QI to BLKmode splitter): New splitter.
31535
31536 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
31537
31538 * config/i386/i386.c (initial_ix86_tune_features): Turn on
31539 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
31540
31541 2010-02-22 Richard Guenther <rguenther@suse.de>
31542
31543 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
31544
31545 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
31546
31547 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
31548 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
31549 ($(T)crti.o, $(T)crtn.o): Remove rules.
31550
31551 2010-02-21 Tobias Burnus <burnus@net-b.de>
31552
31553 PR fortran/35259
31554 * doc/invoke.texi (-fassociative-math): Document that this
31555 option is automatically enabled for Fortran.
31556
31557 2010-02-20 David S. Miller <davem@davemloft.net>
31558
31559 * configure.ac: Test if linker and assembler properly support
31560 GOTDATA_OP relocations.
31561 * configure: Rebuild.
31562 * config.in: Likewise.
31563 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
31564 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
31565 (movsi_high_pic): Likewise.
31566 (movdi_lo_sum_pic): Likewise.
31567 (movdi_high_pic): Likewise.
31568 (movsi_pic_gotdata_op): New pattern.
31569 (movdi_pic_gotdata_op): Likewise.
31570 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
31571 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
31572
31573 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
31574
31575 PR target/43067
31576 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
31577 attribute to ssemul.
31578 (xop_mulv2div2di3_high): Ditto.
31579
31580 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
31581
31582 PR c++/35669
31583 * c.opt (Wconversion-null): New option.
31584 * doc/invoke.texi (Wconversion-null): Document.
31585
31586 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
31587
31588 * common.opt (Wlarger-than-): Add Undocumented.
31589
31590 2010-02-19 Mike Stump <mikestump@comcast.net>
31591
31592 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
31593
31594 2010-02-19 Jason Merrill <jason@redhat.com>
31595
31596 PR target/40332
31597 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
31598 * configure: Likewise.
31599
31600 2010-02-20 Alan Modra <amodra@gmail.com>
31601
31602 PR middle-end/42344
31603 * cgraph.h (cgraph_make_decl_local): Declare.
31604 * cgraph.c (cgraph_make_decl_local): New function.
31605 (cgraph_make_node_local): Use it.
31606 * cgraphunit.c (cgraph_function_versioning): Likewise.
31607 * ipa.c (function_and_variable_visibility): Likewise.
31608
31609 2010-02-19 Jakub Jelinek <jakub@redhat.com>
31610
31611 PR bootstrap/43121
31612 * except.c (sjlj_emit_function_enter): Don't call
31613 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
31614 directly.
31615 * rtl.h (add_reg_br_prob_note): Remove prototype.
31616
31617 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
31618
31619 PR 41779
31620 * c-common.c (conversion_warning): Remove widening conversions
31621 before checking the conversion of integers to reals.
31622
31623 2010-02-19 Mike Stump <mikestump@comcast.net>
31624
31625 PR middle-end/43125
31626 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
31627
31628 PR objc/43061
31629 * cgraphunit.c (process_function_and_variable_attributes): Check
31630 DECL_PRESERVE_P instead of looking up attribute "used".
31631 * ipa-pure-const.c (check_decl): Likewise.
31632 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
31633 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
31634 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
31635 instead of attribute "used".
31636 * config/sol2-c.c (solaris_pragma_init): Likewise.
31637 (solaris_pragma_fini): Likewise.
31638
31639 2010-02-19 Jakub Jelinek <jakub@redhat.com>
31640
31641 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
31642 Use XCNEW instead of xcalloc.
31643 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
31644 XNEW instead of xmalloc.
31645 (get_fields): Use XNEWVEC instead of xmalloc.
31646
31647 PR debug/43084
31648 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
31649 populate vars array.
31650 (create_new_general_access): For debug stmts just reset value.
31651 (get_stmt_accesses): For accesses within debug stmts just record them
31652 using add_access_to_acc_sites instead of preventing the peeling or
31653 counting them as accesses.
31654
31655 PR middle-end/42233
31656 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
31657
31658 2010-02-19 Richard Guenther <rguenther@suse.de>
31659
31660 PR tree-optimization/42916
31661 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
31662 instructions.
31663
31664 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
31665
31666 * configure.ac: Replace all uses of changequote in macro arguments
31667 with proper quoting.
31668
31669 2010-02-19 Jakub Jelinek <jakub@redhat.com>
31670
31671 PR middle-end/42233
31672 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
31673
31674 2010-02-19 Richard Guenther <rguenther@suse.de>
31675
31676 PR tree-optimization/42944
31677 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
31678 test for aliasing with errno.
31679
31680 2010-02-19 Jakub Jelinek <jakub@redhat.com>
31681
31682 PR middle-end/42233
31683 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
31684 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
31685 * dojump.c: Include output.h.
31686 (inv): New inline function.
31687 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
31688 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
31689 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
31690 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
31691 argument, pass it down to other calls.
31692 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
31693 add REG_BR_PROB note to the conditional jump.
31694 * cfgexpand.c (add_reg_br_prob_note): Removed.
31695 (expand_gimple_cond): Don't call it, add the probability
31696 as last argument to jumpif_1/jumpifnot_1.
31697 * Makefile.in (dojump.o): Depend on output.h.
31698 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
31699 callers.
31700 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
31701 * stmt.c (do_jump_if_equal): Likewise.
31702 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
31703 * loop-unswitch.c (compare_and_jump_seq): Likewise.
31704 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
31705 Likewise.
31706 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
31707 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
31708 jumpifnot_1 callers.
31709 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
31710 callers.
31711 (store_expr): Adjust jumpifnot caller.
31712 (store_constructor): Adjust jumpif caller.
31713
31714 PR middle-end/42233
31715 * gimplify.c (gimple_boolify): For __builtin_expect call
31716 gimple_boolify also on its first argument.
31717
31718 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
31719
31720 * configure.ac (gnu-unique-object): Wrap regexps using [] in
31721 changequote block.
31722 (__stack_chk_fail): Ditto. Remove quadrigraphs.
31723 * configure: Regenerated.
31724
31725 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31726
31727 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
31728 lang_hooks.types_compatible_p instead of comptypes.
31729
31730 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
31731
31732 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
31733 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
31734 if __prefer_thumb__ is defined.
31735
31736 2010-02-18 Martin Jambor <mjambor@suse.cz>
31737
31738 PR tree-optimization/43066
31739 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
31740 array with zero-sized element type.
31741
31742 2010-02-18 Jakub Jelinek <jakub@redhat.com>
31743
31744 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
31745 rtx, allocate struct var_loc_node here and return it to the
31746 caller, and only if it is actually needed.
31747 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
31748 move it earlier and return immediately if it returns NULL.
31749
31750 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
31751
31752 * config/sparc/gas.h: New file. Restore
31753 TARGET_ASM_NAMED_SECTION to its ELF default.
31754 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
31755 check !HAVE_GNU_AS.
31756 * config/sparc/sparc.c (sparc_elf_asm_named_section):
31757 Likewise. Add ATTRIBUTE_UNUSED to prototype.
31758 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
31759 after sparc/sysv4.h.
31760
31761 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
31762
31763 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
31764
31765 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
31766
31767 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
31768 patterns from predicated pattern.
31769
31770 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
31771
31772 PR target/43103
31773 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
31774 for insn mnemonic suffix.
31775
31776 2010-02-17 Richard Guenther <rguenther@suse.de>
31777
31778 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
31779 to loop PHI nodes.
31780
31781 2010-02-17 Jakub Jelinek <jakub@redhat.com>
31782
31783 PR debug/42918
31784 * caller-save.c (save_call_clobbered_regs): If BB ends with
31785 a DEBUG_INSN, move any notes in between last real insn and the last
31786 DEBUG_INSN after the last DEBUG_INSN.
31787
31788 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
31789
31790 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
31791 Fix return type. Fix argument type. Explain meaning of return value.
31792
31793 2010-02-16 Richard Guenther <rguenther@suse.de>
31794
31795 PR tree-optimization/41043
31796 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
31797 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
31798 statements ...
31799 (vrp_visit_phi_node): ... but only for loop PHI nodes.
31800
31801 2010-02-16 Ira Rosen <irar@il.ibm.com>
31802
31803 PR tree-optimization/43074
31804 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
31805 * tree-vect-loop.c (vect_analyze_loop_operations): Add
31806 vectorizable cycles in hybrid SLP check.
31807 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
31808
31809 2010-02-16 Richard Guenther <rguenther@suse.de>
31810
31811 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
31812 (true_dependence): If memrefs_conflict_p computes must-alias
31813 trust it. Move TBAA check after offset-based disambiguation.
31814 (canon_true_dependence): Likewise.
31815
31816 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
31817
31818 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
31819 * doc/invoke.texi: Document it.
31820 * var-tracking.c: Include toplev.h and params.h.
31821 (vt_find_locations): Return bool indicating success. Compute
31822 hash sizes unconditionally. Check new parameter, report.
31823 (variable_tracking_main_1): Check vt_find_locations results and
31824 retry. Renamed from...
31825 (variable_tracking_main): ... this. New wrapper to preserve
31826 flag_var_tracking_assignments.
31827 * Makefile.in (var-tracking.o): Adjust dependencies.
31828
31829 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
31830 Jakub Jelinek <jakub@redhat.com>
31831
31832 PR target/42854
31833 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
31834 if weak_import attribute is present.
31835 * config/darwin.c (machopic_select_section): Likewise.
31836
31837 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
31838
31839 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
31840 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
31841 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
31842 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
31843
31844 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
31845 types.
31846
31847 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
31848 Fix argument types.
31849
31850 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
31851 Rewrite text to refer to the names.
31852
31853 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
31854
31855 * config/i386/i386-builtin-types.def
31856 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
31857 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
31858 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
31859 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
31860 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
31861 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
31862 IX86_BUILTIN_VPERMIL2PS256.
31863 (MULTI_ARG_4_DF2_DI_I): Defined.
31864 (MULTI_ARG_4_DF2_DI_I1): Defined.
31865 (MULTI_ARG_4_SF2_SI_I): Defined.
31866 (MULTI_ARG_4_SF2_SI_I1): Defined.
31867 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
31868 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
31869 __builtin_ia32_vpermil2ps256.
31870 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
31871 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
31872 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
31873 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
31874 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
31875 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
31876 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
31877 CODE_FOR_xop_vpermil2v8sf3.
31878 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
31879 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
31880 * config/i386/xopintrin.h (_mm_permute2_pd): New.
31881 (_mm256_permute2_pd): New.
31882 (_mm_permute2_ps): New.
31883 (_mm256_permute2_ps): New.
31884
31885 2010-02-15 Nick Clifton <nickc@redhat.com>
31886
31887 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
31888 boolean parameters. Use emit_jump_insn when emitting a pop
31889 instruction containing a return insn.
31890 (push): Use 'true' rather than '1' as second parameter to F.
31891 (h8300_expand_prologue): Likewise.
31892 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
31893 (h8300_expand_epilogue): Likewise.
31894
31895 2010-02-15 Richard Guenther <rguenther@suse.de>
31896
31897 PR middle-end/43068
31898 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
31899 if that is zero.
31900
31901 2010-02-15 Nick Clifton <nickc@redhat.com>
31902
31903 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
31904 delta.
31905
31906 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
31907
31908 * intl.c (fake_ngettext): New function.
31909 * intl.h (fake_ngettext): Declare.
31910 (ngettext): Define macro.
31911 * collect2.c (notice_translated): New function.
31912 (main): Use notice_translated and ngettext.
31913 * collect2.h (notice_translated): Declare.
31914
31915 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
31916
31917 * reorg.c (delete_computation): Comment fixes.
31918 * caller-save.c (setup_save_areas): Idem.
31919 * sel-sched-dump.c (dump_lv_set): Idem.
31920 * rtl.def: Idem.
31921
31922 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31923
31924 * config/s390/s390.c (s390_sched_init): New function.
31925 (TARGET_SCHED_INIT): Target hook defined.
31926
31927 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
31928 Jack Howarth <howarth@bromo.med.uc.edu>
31929 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31930
31931 PR target/42982
31932 Partial revert of unintended change in fix for PR41605.
31933 * config/darwin.h: Fix typo.
31934 * config/darwin9.h: Same.
31935
31936 2010-02-11 Jakub Jelinek <jakub@redhat.com>
31937
31938 * c-pch.c (pch_init): Clear v.
31939
31940 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
31941
31942 PR middle-end/42930
31943 * graphite-scop-detection.c (graphite_can_represent_scev): Call
31944 graphite_can_represent_init for MULT_EXPR.
31945
31946 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
31947
31948 PR middle-end/42914
31949 PR middle-end/42530
31950 * graphite-sese-to-poly.c (remove_phi): New.
31951 (translate_scalar_reduction_to_array): Call remove_phi.
31952
31953 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
31954
31955 PR middle-end/42771
31956 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
31957 * graphite-clast-to-gimple.h (gloog): Update declaration.
31958 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
31959 * graphite-poly.h (struct poly_bb): Add missing comments.
31960 (struct scop): Add poly_scop_p field.
31961 (POLY_SCOP_P): New.
31962 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
31963 * graphite.c (graphite_transform_loops): Build the polyhedral
31964 representation for each scop before code generation.
31965 * sese.c (rename_variables_in_operand): Removed.
31966 (rename_variables_in_expr): Return the renamed expression.
31967 (rename_sese_parameters): New.
31968 * sese.h (rename_sese_parameters): Declared.
31969
31970 2010-02-11 Richard Guenther <rguenther@suse.de>
31971
31972 PR tree-optimization/42998
31973 * tree-ssa-pre.c (create_expression_by_pieces): Treat
31974 POINTER_PLUS_EXPR properly.
31975
31976 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
31977 Changpeng Fang <changpeng.fang@amd.com>
31978
31979 PR middle-end/40886
31980 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
31981 the cost of an IV candidate when the IV is used in a test against zero.
31982
31983 * gcc.dg/tree-ssa/ivopts-3.c: New.
31984
31985 2010-02-11 Richard Guenther <rguenther@suse.de>
31986
31987 PR lto/41664
31988 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
31989 pointer-vs-decl case by swapping refs. Handle some cases
31990 of pointer-vs-decl disambiguations more conservatively.
31991 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
31992 to false after expanding.
31993
31994 2010-02-11 Richard Guenther <rguenther@suse.de>
31995
31996 PR driver/43021
31997 * gcc.c (process_command): Handle LTO file@offset case more
31998 appropriately.
31999
32000 2010-02-11 Jakub Jelinek <jakub@redhat.com>
32001
32002 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
32003 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
32004 of DEBUG_INSNs.
32005 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
32006
32007 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
32008 if MEM's mode size isn't DWARF2_ADDR_SIZE.
32009 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
32010 Optimize eq/ne comparisons when both arguments are known to be
32011 zero-extended.
32012 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
32013 Don't mask operands unnecessarily if they are known to be already
32014 zero-extended.
32015
32016 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
32017
32018 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
32019 instead of loop.
32020
32021 2010-02-10 Richard Guenther <rguenther@suse.de>
32022
32023 PR tree-optimization/43017
32024 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
32025 for wrapping signed arithmetic.
32026
32027 2010-02-10 Jakub Jelinek <jakub@redhat.com>
32028
32029 PR debug/43010
32030 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
32031 if no debug info should be emitted for it.
32032
32033 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
32034
32035 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
32036 note when flag_exceptions is set.
32037
32038 2010-02-10 Duncan Sands <baldrick@free.fr>
32039
32040 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
32041
32042 2010-02-10 Richard Guenther <rguenther@suse.de>
32043
32044 PR c/43007
32045 * tree.c (get_unwidened): Handle constants.
32046 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
32047
32048 2010-02-10 Martin Jambor <mjambor@suse.cz>
32049
32050 PR lto/42985
32051 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
32052 check for variable argument counts independently.
32053
32054 2010-02-10 Christian Bruel <christian.bruel@st.com>
32055
32056 PR target/42841
32057 * config/sh/sh.c (find_barrier): Increase length for non delayed
32058 conditional branches.
32059
32060 2010-02-10 Christian Bruel <christian.bruel@st.com>
32061
32062 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
32063
32064 2010-02-10 Jakub Jelinek <jakub@redhat.com>
32065
32066 * builtins.c (set_builtin_user_assembler_name): Also handle
32067 ffs if int is smaller than word.
32068
32069 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
32070
32071 PR middle-end/42973
32072 * ira-conflicts.c (get_dup): Remove.
32073 (process_reg_shuffles): Add new parameter. Use it as an
32074 additional guard for copy generation.
32075 (add_insn_allocno_copies): Rewrite.
32076
32077 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
32078
32079 * common.opt (fsched2-use-traces): Preserved for backward
32080 compatibility.
32081 * doc/invoke.texi: Remove the documentation about option
32082 -fsched2-use-traces.
32083 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
32084 flag_sched2_use_traces.
32085 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
32086 the backward compatibility flag section.
32087
32088 2010-02-09 Richard Guenther <rguenther@suse.de>
32089
32090 PR tree-optimization/43008
32091 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
32092 make HEAP variables initialized from global memory if they
32093 are not known builtin functions.
32094 (find_func_aliases): Adjust.
32095
32096 2010-02-09 Richard Guenther <rguenther@suse.de>
32097
32098 PR tree-optimization/43000
32099 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
32100 arithmetic manually.
32101
32102 2010-02-08 Jakub Jelinek <jakub@redhat.com>
32103
32104 PR tree-optimization/42931
32105 * tree-loop-linear.c (try_interchange_loops): Don't call
32106 double_int_mul if estimated_loop_iterations failed.
32107
32108 2010-02-08 Martin Jambor <mjambor@suse.cz>
32109
32110 PR middle-end/42898
32111 * tree-sra.c (build_accesses_from_assign): Do not mark in
32112 should_scalarize_away_bitmap if stmt has volatile ops.
32113 (sra_modify_assign): Do not process assigns piecemeal if if stmt
32114 has volatile ops.
32115
32116 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
32117
32118 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
32119
32120 2010-02-07 Adam Nemet <adambnmet@gmail.com>
32121
32122 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
32123 before the pattern.
32124
32125 2010-02-07 Andrew Pinski <pinskia@gmail.com>
32126
32127 PR middle-end/42946
32128 * df-core.c (df_finish_pass): Change type of saved_flags to int.
32129
32130 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
32131
32132 PR middle-end/42988
32133 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
32134 to unknown_dependence.
32135 (graphite_legal_transform_dr): Handle the unknown_dependence.
32136 (graphite_carried_dependence_level_k): Same.
32137
32138 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
32139
32140 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
32141
32142 2010-02-07 Richard Guenther <rguenther@suse.de>
32143
32144 PR middle-end/42991
32145 * expr.c (get_inner_reference): Always initialize *pbitsize.
32146
32147 2010-02-07 Richard Guenther <rguenther@suse.de>
32148
32149 PR middle-end/42956
32150 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
32151 new ARRAY_REFs on variable size element or minimal index arrays.
32152 Complete.
32153 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
32154 gimple_fold_indirect_ref.
32155
32156 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
32157
32158 PR target/42957
32159 * arm.c (arm_override_options): Just return if the user has specified
32160 an invalid fpu name.
32161
32162 2010-02-03 Jason Merrill <jason@redhat.com>
32163
32164 PR c++/42870
32165 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
32166 i386_pe_maybe_record_exported_symbol.
32167
32168 2010-02-05 Steve Ellcey <sje@cup.hp.com>
32169
32170 PR target/42924
32171 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
32172 (pa_delegitimize_address): New function.
32173
32174 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
32175
32176 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
32177 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
32178
32179 2010-02-05 Richard Guenther <rguenther@suse.de>
32180
32181 PR lto/42762
32182 * lto-streamer-in.c (get_resolution): Deal with references
32183 to undefined functions.
32184
32185 2010-02-05 Richard Guenther <rguenther@suse.de>
32186
32187 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
32188 (fold_const_aggregate_ref): Likewise.
32189 (ccp_fold_stmt): Substitute loads.
32190 (maybe_fold_reference): Verify types before substituting.
32191 Unshare properly.
32192 (fold_gimple_assign): Unshare properly.
32193 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
32194
32195 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
32196
32197 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
32198 for rs6000_gen_cell_microcode.
32199
32200 2010-02-04 Richard Guenther <rguenther@suse.de>
32201
32202 PR rtl-optimization/42952
32203 * dse.c (const_or_frame_p): Remove MEM handling.
32204
32205 2010-02-04 Nick Clifton <nickc@redhat.com>
32206
32207 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
32208 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
32209 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
32210 (mn10300_asm_output_mi_thunk): New function.
32211 (mn10300_can_output_mu_thunk): New function.
32212 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
32213 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
32214 (FUNCTION_ARG): Delete incorrect comment.
32215
32216 2010-02-03 Jason Merrill <jason@redhat.com>
32217
32218 PR c++/40138
32219 * fold-const.c (operand_equal_p): Handle erroneous types.
32220
32221 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
32222
32223 * config/h8300/h8300.md (can_delay): Fix attibute condition.
32224
32225 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
32226
32227 PR rtl-optimization/42941
32228 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
32229 of xmalloc.
32230
32231 2010-02-03 Jason Merrill <jason@redhat.com>
32232
32233 PR c++/35652
32234 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
32235
32236 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
32237
32238 PR debug/42896
32239 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
32240 (cselib_reset_table): Renamed from...
32241 (cselib_reset_table_with_next_value): ... this.
32242 (cselib_get_next_uid): Renamed from...
32243 (cselib_get_next_unknown_value): ... this.
32244 * cselib.c (next_uid): Renamed from...
32245 (next_unknown_value): ... this.
32246 (cselib_clear_table): Adjust.
32247 (cselib_reset_table): Adjust. Renamed from...
32248 (cselib_reset_table_with_next_value): ... this.
32249 (cselib_get_next_uid): Adjust. Renamed from...
32250 (cselib_get_next_unknown_value): ... this.
32251 (get_value_hash): Use hash.
32252 (cselib_hash_rtx): Likewise.
32253 (new_cselib_val): Adjust. Set and dump uid.
32254 (cselib_lookup_mem): Pass next_uid as hash.
32255 (cselib_subst_to_values): Likewise.
32256 (cselib_log_lookup): Dump uid.
32257 (cselib_lookup): Pass next_uid as hash. Adjust.
32258 (cselib_process_insn): Adjust.
32259 (cselib_init): Initialize next_uid.
32260 (cselib_finish): Adjust.
32261 (dump_cselib_table): Likewise.
32262 * dse.c (canon_address): Dump value uid.
32263 * print-rtl.c (print_rtx): Print value uid.
32264 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
32265 (dvuid): New type.
32266 (dv_uid): New function, sort of renamed from...
32267 (dv_htab_hash): ... this, reimplemented in terms of it and...
32268 (dv_uid2hash): ... this. New.
32269 (variable_htab_eq): Drop excess assertions.
32270 (tie_break_pointers): Removed.
32271 (canon_value_cmp): Compare uids.
32272 (variable_post_merge_New_vals): Print uids.
32273 (vt_add_function_parameters): Adjust.
32274 (vt_initialize): Reset table. Adjust.
32275
32276 2010-02-03 Richard Guenther <rguenther@suse.de>
32277
32278 PR tree-optimization/42944
32279 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
32280 (call_may_clobber_ref_p_1): Likewise. Properly handle
32281 malloc and calloc clobbering errno.
32282
32283 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
32284
32285 * doc/invoke.texi: Fix name of sched1 dump.
32286
32287 * opts.c (decode_options): Set flag_tree_switch_conversion
32288 only conditionally on optimize >= 2.
32289
32290 * gcse.c: Assorted comment fixes in pass description.
32291
32292 2010-02-03 Anthony Green <green@moxielogic.com>
32293
32294 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
32295 nop padding in order to maintain alignment of storage location of
32296 target function address.
32297 (moxie_trampoline_init): Store target function address at newly
32298 aligned location.
32299 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
32300 to 32.
32301 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
32302
32303 2010-02-03 Richard Guenther <rguenther@suse.de>
32304
32305 PR middle-end/42927
32306 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
32307
32308 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32309
32310 * config.gcc: Reenable check for obsolete targets.
32311 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
32312 mips-sgi-irix6.[0-4]*.
32313
32314 2010-02-02 Nick Clifton <nickc@redhat.com>
32315
32316 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
32317 constant size of 4 as being the same as 0.
32318 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
32319 can take values in the range 0..4.
32320
32321 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
32322
32323 PR java/41991
32324 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
32325 as _darwin10_Unwind_FindEnclosingFunction().
32326 * libgcc-libsystem.ver: New.
32327
32328 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
32329
32330 PR target/41399
32331 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
32332 implicitly set registers.
32333
32334 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
32335
32336 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
32337 (arm_override_options): Allow automatic selection of the thread
32338 pointer register if thumb2.
32339 (legitimize_pic_address): Improve code sequences for Thumb2.
32340 (arm_call_tls_get_addr): Likewise.
32341 (legitimize_tls_address): Likewise.
32342 * arm.md (pic_load_addr_arm): Delete. Replace with ...
32343 (pic_load_addr_32bit): ... this. New named pattern.
32344 * thumb2.md (pic_load_addr_thumb2): Delete.
32345 (pic_load_dot_plus_four): Delete.
32346 (tls_load_dot_plus_four): New named pattern.
32347
32348 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32349
32350 PR libgomp/29986
32351 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
32352 Document fix for TLS bug.
32353
32354 2010-01-31 Richard Guenther <rguenther@suse.de>
32355
32356 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
32357 conservatively correct.
32358
32359 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32360
32361 PR target/42850
32362 Revert:
32363 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32364
32365 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
32366
32367 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
32368
32369 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
32370
32371 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
32372
32373 * config.gcc: Adjust order of makefile fragments for mingw targets.
32374
32375 2010-01-31 Richard Guenther <rguenther@suse.de>
32376
32377 PR middle-end/42898
32378 * gimplify.c (gimplify_init_constructor): For volatile LHS
32379 initialize a temporary.
32380
32381 2010-01-31 Matthias Klose <doko@ubuntu.com>
32382
32383 * configure.ac: Fix __stack_chk_fail check for cross builds configured
32384 --with-headers
32385 * configure: Regenerate.
32386
32387 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
32388
32389 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
32390 the same alias set and their sizes different constantness.
32391 (aliasing_component_refs_p): Revert 2009-10-24 change.
32392
32393 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32394
32395 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
32396 unused.
32397
32398 2010-01-29 Richard Guenther <rguenther@suse.de>
32399
32400 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
32401 Assert we successfully updated the call.
32402
32403 2010-01-29 Jakub Jelinek <jakub@redhat.com>
32404
32405 PR rtl-optimization/42889
32406 * df.h (df_set_bb_dirty_nonlr): New prototype.
32407 * df-core.c (df_set_bb_dirty_nonlr): New function.
32408 * df-scan.c (df_insn_rescan): Call it instead of
32409 df_set_bb_dirty for DEBUG_INSNs.
32410
32411 2010-01-29 Richard Guenther <rguenther@suse.de>
32412
32413 PR middle-end/37448
32414 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
32415 quadratic behavior in most cases.
32416
32417 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
32418
32419 PR target/42891
32420 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
32421 in the call to gen_x86_movsicc_0_m1.
32422
32423 2010-01-28 Richard Guenther <rguenther@suse.de>
32424
32425 PR tree-optimization/42871
32426 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
32427
32428 2010-01-28 Richard Guenther <rguenther@suse.de>
32429
32430 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
32431 into call arguments.
32432
32433 2010-01-28 Richard Guenther <rguenther@suse.de>
32434
32435 PR middle-end/42883
32436 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
32437 the forwarder if the destination is an EH landing pad.
32438
32439 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
32440
32441 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
32442 block list passed to gimple_duplicate_sese_tail.
32443 (parallelize_loops): Avoid parallelization when the function
32444 has_nonlocal_label.
32445 Avoid parallelization when the preheader is IRREDUCIBLE.
32446 Try to optimize when estimated_loop_iterations_int is unresolved.
32447 Add the loop's location to the dump file.
32448 * tree-cfg.c (add_phi_args_after_redirect): Remove.
32449 (gimple_duplicate_sese_tail): Remove the check for the latch.
32450 Redirect nexits to the exit block.
32451 Remove handling of the incoming edges to the latch.
32452 Redirect the backedge from the copied latch to the exit bb.
32453
32454 2010-01-28 Michael Matz <matz@suse.de>
32455
32456 PR target/42881
32457 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
32458 Wrap force_reg into a sequence, emit it before user.
32459
32460 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
32461
32462 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
32463 (arm_rev): New.
32464 (arm_legacy_rev): Likewise.
32465 (thumb_legacy_rev): Likewise.
32466
32467 2010-01-27 Jakub Jelinek <jakub@redhat.com>
32468
32469 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
32470 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
32471 on MEM's address failed, try avoid_constant_pool_reference and
32472 recurse if it returned something different.
32473 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
32474 address, try avoid_constant_pool_reference and recurse if it
32475 returned something different.
32476 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
32477 address and avoid_constant_pool_reference returned something
32478 different, don't set have_address.
32479
32480 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
32481
32482 PR debug/42861
32483 * var-tracking.c (val_store): Add modified argument, obey it.
32484 Adjust callers.
32485 (count_uses): Move down logging of main.
32486 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
32487 don't need resolution.
32488 (emit_notes_in_bb): Likewise.
32489
32490 2010-01-27 Richard Guenther <rguenther@suse.de>
32491
32492 PR middle-end/42878
32493 * tree-inline.c (remap_decl): Delay remapping of SSA name
32494 default definitions until we need them.
32495
32496 2010-01-27 Jakub Jelinek <jakub@redhat.com>
32497
32498 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
32499 (rs6000_delegitimize_address): New function.
32500
32501 * config/s390/s390.c (s390_delegitimize_address): Call
32502 delegitimize_mem_from_attrs.
32503
32504 PR middle-end/42874
32505 * tree-inline.c (cannot_copy_type_1): Removed.
32506 (copy_forbidden): Don't forbid copying of functions containing
32507 records/unions with variable length fields.
32508
32509 2010-01-27 Christian Bruel <christian.bruel@st.com>
32510
32511 Revert:
32512 PR target/42841
32513 * config/sh/sh.c (find_barrier): Increase length for non delayed
32514 conditional branches.
32515
32516 2010-01-27 Matthias Klose <doko@ubuntu.com>
32517
32518 * configure.ac (gnu-unique-object): Fix ldd version check.
32519 * configure: Regenerate.
32520
32521 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32522
32523 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
32524 HAVE_GNU_AS value.
32525 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
32526 Test for HAVE_GNU_AS value.
32527
32528 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
32529
32530 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
32531 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
32532 INT64_TYPE): Define.
32533 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
32534 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
32535 INT_LEAST64_TYPE): Define.
32536 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
32537 UINT_LEAST64_TYPE): Define.
32538 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
32539 INT_FAST64_TYPE): Define.
32540 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
32541 UINT_FAST64_TYPE): Define.
32542 (INTMAX_TYPE, UINTMAX_TYPE): Define.
32543 (INTPTR_TYPE, UINTPTR_TYPE): Define.
32544 (SIG_ATOMIC_TYPE): Define.
32545
32546 2010-01-26 Richard Guenther <rguenther@suse.de>
32547
32548 * df-scan.c (df_scan_set_bb_info): Remove assert.
32549 (df_insn_rescan_debug_internal): Merge asserts.
32550 (df_install_ref): Likewise.
32551 (df_mark_reg): Use bitmap_set_range.
32552 (df_hard_reg_used_p): Remove assert.
32553 (df_hard_reg_used_count): Likewise.
32554
32555 2010-01-26 Richard Guenther <rguenther@suse.de>
32556
32557 PR rtl-optimization/42685
32558 * web.c (web_main): Ignore DEBUG_INSNs.
32559
32560 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
32561
32562 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
32563
32564 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
32565 Fix types of fndecl and arglist parameters.
32566
32567 2010-01-26 Richard Guenther <rguenther@suse.de>
32568
32569 PR middle-end/42806
32570 * tree-eh.c (unsplit_eh): Skip debug insns.
32571
32572 2010-01-26 Richard Guenther <rguenther@suse.de>
32573
32574 PR tree-optimization/42250
32575 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
32576
32577 2010-01-26 Jakub Jelinek <jakub@redhat.com>
32578
32579 PR fortran/42866
32580 * omp-low.c (expand_omp_sections): Only use single_pred if
32581 l2_bb is single_pred_p.
32582
32583 2010-01-25 Christian Bruel <christian.bruel@st.com>
32584
32585 PR target/42841
32586 * config/sh/sh.c (find_barrier): Increase length for non delayed
32587 conditional branches.
32588 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
32589
32590 2010-01-24 David S. Miller <davem@davemloft.net>
32591
32592 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
32593 define if not using GAS.
32594 * config/sparc/sparc.c (sparc_elf_asm_named_section):
32595 Likewise. Delete SECTION_MERGE code, which is only applicable
32596 when using GAS.
32597
32598 2010-01-24 Mark Mitchell <mark@codesourcery.com>
32599
32600 PR c++/42748
32601 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
32602 mangling of va_list in system headers.
32603
32604 2010-01-23 Toon Moene <toon@moene.org>
32605
32606 * tree-predcom.c (combine_chains): Return NULL, not false.
32607
32608 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
32609
32610 * tree-loop-distribution.c (distribute_loop): Fix declaration and
32611 initialization of variable res to agree with return type.
32612
32613 2010-01-22 Steve Ellcey <sje@cup.hp.com>
32614
32615 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
32616 * tree-sra.c: Add include of expr.h.
32617
32618 2010-01-22 Jakub Jelinek <jakub@redhat.com>
32619
32620 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
32621 insert the debug stmt on the single non-EH edge from the stmt.
32622
32623 2010-01-22 Richard Henderson <rth@redhat.com>
32624
32625 PR tree-opt/42833
32626 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
32627 the RHS until after generate_subtree_copies has insertted its
32628 code before the current statement.
32629
32630 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
32631
32632 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
32633
32634 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
32635
32636 2010-01-21 Martin Jambor <mjambor@suse.cz>
32637
32638 PR tree-optimization/42585
32639 * tree-sra.c (struct access): New field grp_total_scalarization.
32640 (dump_access): Dump the new field.
32641 (should_scalarize_away_bitmap): New variable.
32642 (cannot_scalarize_away_bitmap): Likewise.
32643 (sra_initialize): Allocate new bitmaps.
32644 (sra_deinitialize): Free new bitmaps.
32645 (create_access_1): New function.
32646 (create_access): Parts moved to create_access_1.
32647 (type_consists_of_records_p): New function.
32648 (completely_scalarize_record): Likewise.
32649 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
32650 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
32651 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
32652 access.
32653 (analyze_all_variable_accesses): Completely scalarize small eligible
32654 records.
32655
32656 2010-01-21 Martin Jambor <mjambor@suse.cz>
32657
32658 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
32659
32660 2010-01-21 Andrew Haley <aph@redhat.com>
32661
32662 * gcc.c (process_command): Move lang_specific_driver before
32663 setting cc_libexec_prefix.
32664
32665 2010-01-21 Richard Guenther <rguenther@suse.de>
32666
32667 PR middle-end/19988
32668 * fold-const.c (negate_expr_p): Pretend only negative
32669 real constants are easily negatable.
32670
32671 2010-01-20 Janis Johnson <janis187@us.ibm.com>
32672 Jason Merrill <jason@redhat.com>
32673
32674 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
32675 (TYPE_TRANSPARENT_AGGR): this, for union and record.
32676 * calls.c (initialize argument_information): Handle it.
32677 * c-common.c (handle_transparent_union_attribute): Use new name.
32678 * c-decl.c (finish_struct): Ditto.
32679 * c-typeck.c (type_lists_compatible_p): Ditto.
32680 (convert_for_assignment): Use new name and also handle record.
32681 * function.c (aggregate_value_p): Handle it.
32682 (pass_by_reference): Ditto.
32683 (assign_parm_data_types): Ditto.
32684 * print-tree.c (print_node): Ditto.
32685 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
32686 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
32687 * tree.c (first_field): New fn.
32688
32689 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32690
32691 PR target/42818
32692 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
32693 even when linking statically, for now.
32694
32695 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
32696
32697 PR debug/42715
32698 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
32699 without a cselib val.
32700 (count_uses): Accept MO_VAL_SET with no val on stores.
32701 (add_stores): Likewise.
32702
32703 2010-01-20 Jakub Jelinek <jakub@redhat.com>
32704
32705 * var-tracking.c (check_value_val): Add a compile time assertion.
32706 (dv_is_decl_p): Simplify.
32707 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
32708 gcc_assert if ENABLE_CHECKING.
32709
32710 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
32711
32712 PR debug/42782
32713 * var-tracking.c: Include tree-flow.h.
32714 (mem_dies_at_call): New.
32715 (dataflow_set_preserve_mem_locs): Use it.
32716 (dataflow_set_remove_mem_locs): Likewise.
32717 (dump_var): Renamed from dump_variable. Adjust all callers.
32718 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
32719 * Makefile.in (var-tracking.o): Adjust deps.
32720
32721 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
32722
32723 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
32724
32725 2010-01-20 Richard Guenther <rguenther@suse.de>
32726
32727 PR tree-optimization/42717
32728 * tree-ssa-dce.c (get_live_post_dom): Remove.
32729 (forward_edge_to_pdom): Take an arbitrary edge to copy
32730 degenerate PHI args from.
32731 (remove_dead_stmt): Use the first post-dominator even if it
32732 does not contain live statements as redirection destination.
32733
32734 2010-01-20 Richard Guenther <rguenther@suse.de>
32735
32736 * tree-inline.c (estimate_num_insns): Handle EH builtins.
32737
32738 2010-01-20 Jakub Jelinek <jakub@redhat.com>
32739
32740 * sel-sched.c (create_speculation_check): Remove set but not used
32741 variable twin.
32742 (try_transformation_cache): Remove set but not used variable ds.
32743 (calculate_privileged_insns): Remove set but not used variables
32744 cur_insn and min_spec_insn.
32745 (find_best_expr): Remove set but not used variable avail_n.
32746 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
32747 variable e.
32748 * cgraphunit.c (assemble_thunk): Remove set but not used variable
32749 false_label.
32750 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
32751 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
32752 new_scop_exit_edge.
32753
32754 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
32755
32756 PR bootstrap/42786
32757 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
32758 cpu types. Add support for *-sse3 cpu types.
32759 (x86_64-*-*): Ditto.
32760
32761 2010-01-20 Jakub Jelinek <jakub@redhat.com>
32762
32763 PR middle-end/42803
32764 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
32765 argument, call initializer_constant_valid_p_1 instead of
32766 initializer_constant_valid_p, pass CACHE to it, return NULL
32767 immediately if first call returns NULL.
32768 (initializer_constant_valid_p_1): New function.
32769 (initializer_constant_valid_p): Use it.
32770
32771 2010-01-20 Thomas Quinot <quinot@adacore.com>
32772
32773 * tree.def (PLACEHOLDER_EXPR): Fix comment.
32774
32775 2010-01-20 Jakub Jelinek <jakub@redhat.com>
32776
32777 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
32778 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
32779 (loc_list_from_tree): Don't handle unsigned division. Handle
32780 signed modulo using DW_OP_{over,over,div,mul,minus}.
32781 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
32782 modulo instead of signed.
32783
32784 2010-01-20 DJ Delorie <dj@redhat.com>
32785
32786 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
32787 (Fpa): Pass it
32788 (h8300_emit_stack_adjustment): Propogate it.
32789 (push): Pass it.
32790 (h8300_expand_prologue): Likewise.
32791 (h8300_expand_epilogue): Likewise.
32792
32793 2010-01-19 Michael Matz <matz@suse.de>
32794
32795 PR tree-optimization/41783
32796 * tree-data-ref.c (toplevel): Include flags.h.
32797 (dump_data_dependence_relation): Also dump the inputs if the
32798 result will be unknown.
32799 (split_constant_offset_1): Look through some conversions.
32800 * tree-predcom.c (determine_roots_comp): Restart a new chain if
32801 the offset from last element is too large.
32802 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
32803 (reassociate_to_the_same_stmt): Handle vector registers.
32804 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
32805 (e.g. conversions).
32806 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
32807 wide_prolog_niters argument, emit widening instructions.
32808 (vect_do_peeling_for_alignment): Adjust caller, use widened
32809 variant of the iteration cound.
32810 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
32811
32812 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
32813
32814 PR target/38697
32815 * config/arm/neon-testgen.m (emit_automatics): New parameter
32816 features. Adjust for Fixed_return_reg feature.
32817 (test_intrinsic): Call emit_automatics with new feature.
32818 * config/arm/neon.ml: Update copyright years.
32819 (features): New Fixed_return_reg feature.
32820 (ops): Update feature for Vget_low.
32821
32822 2010-01-19 Jakub Jelinek <jakub@redhat.com>
32823
32824 PR tree-optimization/42719
32825 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
32826 stmt uses.
32827
32828 PR debug/42728
32829 * fwprop.c (all_uses_available_at): Return false if def_set dest
32830 is a REG that is used in def_insn.
32831
32832 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
32833
32834 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
32835
32836 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
32837 Add argument names.
32838
32839 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
32840
32841 * target.h (struct gcc_target) <secondary_reload>: Change type
32842 of last argument to secondary_reload_info *.
32843
32844 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
32845
32846 PR target/42774
32847 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
32848 memory references with unaligned offsets. Remove CQImode handling.
32849 (unaligned_memory_operand): Return 1 for memory references with
32850 unaligned offsets. Remove CQImode handling.
32851
32852 2010-01-18 Richard Guenther <rguenther@suse.de>
32853
32854 PR middle-end/39954
32855 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
32856 builtin calls.
32857
32858 2010-01-18 Richard Guenther <rguenther@suse.de>
32859
32860 PR tree-optimization/42781
32861 * tree-ssa-structalias.c (find_what_var_points_to): Skip
32862 restrict processing only if the original variable was artificial.
32863
32864 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
32865
32866 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
32867 find number of popped argument bytes.
32868
32869 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
32870 Fix the text that describes the return value for invalid insns.
32871
32872 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
32873
32874 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
32875 Clarify what 'cost of the -dependence' is. Fix quoting.
32876
32877 * toplev.c (default_get_pch_validity): Rename argument to "sz".
32878 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
32879
32880 2010-01-17 Jakub Jelinek <jakub@redhat.com>
32881
32882 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
32883 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
32884
32885 2010-01-17 Richard Guenther <rguenther@suse.de>
32886
32887 PR middle-end/42248
32888 * function.c (split_complex_args): Take a VEC to modify.
32889 (assign_parms_augmented_arg_list): Build a VEC instead of
32890 a chain of PARM_DECLs.
32891 (assign_parms_unsplit_complex): Take a VEC of arguments.
32892 Do not fixup unmodified parms.
32893 (assign_parms): Deal with the VEC.
32894 (gimplify_parameters): Likewise.
32895
32896 2010-01-17 Richard Guenther <rguenther@suse.de>
32897
32898 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
32899 node existence check.
32900 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
32901 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
32902 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
32903 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
32904 (gimple_execute_on_growing_pred): Likewise.
32905
32906 2010-01-17 Richard Guenther <rguenther@suse.de>
32907
32908 PR tree-optimization/42773
32909 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
32910 (compute_antic_aux): Likewise.
32911 (compute_partial_antic_aux): Likewise.
32912
32913 2010-01-17 Jie Zhang <jie.zhang@analog.com>
32914
32915 PR debug/42767
32916 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
32917 and US_TRUNCATE.
32918
32919 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
32920
32921 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
32922 appearance.
32923
32924 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
32925 Fix markup for strict argument.
32926
32927 (TARGET_SCHED_REORDER2): Fix argument types.
32928
32929 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
32930 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
32931
32932 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
32933 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
32934
32935 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
32936 Add argument name.
32937
32938 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
32939 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
32940 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
32941 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
32942 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
32943
32944 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
32945
32946 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
32947
32948 (TARGET_ASM_RELOC_RW_MASK): Add return type.
32949 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
32950
32951 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
32952
32953 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
32954 Use prototype.
32955
32956 (TARGET_ASM_NAMED_SECTION): Fix argument list.
32957
32958 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
32959 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
32960
32961 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
32962
32963 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
32964
32965 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
32966 referring to it. Fix language.
32967
32968 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
32969
32970 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
32971
32972 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
32973
32974 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
32975
32976 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
32977 '@var{stream}. Remove stray 'and'.
32978
32979 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
32980
32981 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
32982
32983 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
32984
32985 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
32986 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
32987
32988 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
32989 Fix description of return value.
32990 Rename argument "sz" to "len."
32991
32992 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
32993 Clarify meaning of 'true' return value.
32994
32995 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
32996
32997 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
32998 rep_mode versus mode_rep.
32999
33000 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
33001
33002 (TARGET_BUILTIN_DECL): Fix name.
33003
33004 (TARGET_COMMUTATIVE_P): Fix type of first argument.
33005
33006 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
33007
33008 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
33009
33010 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
33011
33012 (TARGET_RELAXED_ORDERING): Use @deftypevr.
33013
33014 (TARGET_GET_DRAP_RTX): Note that this is a hook.
33015 Clarify language.
33016
33017 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
33018 Rename argument tm_fn to md_fn.
33019
33020 (TARGET_OPTION_PRINT): Fix argument list.
33021
33022 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
33023
33024 PR target/42664
33025 * config/i386/i386.c (ix86_fixup_binary_operands):
33026 Revert FMA4 fixup of operands.
33027
33028 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
33029
33030 PR other/42525
33031 * Makefile.in (write_entries_to_file, install-plugin):
33032 Use \012 instead of \n with tr.
33033
33034 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
33035
33036 * configure.ac (HAVE_AS_REF): New C macro.
33037 * configure: Regenerate.
33038 * config.in: Likewise.
33039 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
33040 if HAVE_AS_REF.
33041 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
33042 if HAVE_AS_REF.
33043
33044 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
33045
33046 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
33047
33048 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
33049
33050 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
33051
33052 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
33053
33054 (TARGET_IN_SMALL_DATA_P): Fix argument type.
33055
33056 (TARGET_BINDS_LOCAL_P): Fix argument type.
33057
33058 (TARGET_ASM_FILE_END): Use prototype.
33059
33060 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
33061
33062 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
33063
33064 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
33065
33066 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
33067
33068 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
33069 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
33070
33071 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
33072 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
33073
33074 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
33075 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
33076 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
33077 (TARGET_ADDR_SPACE_CONVERT): Likewise.
33078
33079 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
33080
33081 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
33082
33083 (TARGET_INIT_BUILTINS): Use prototype.
33084
33085 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
33086 Put 'const char *' in braces. Fix parameter types.
33087 (TARGET_INVALID_CONVERSION): Fix parameter types.
33088 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
33089 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
33090
33091 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
33092 Fix argument type.
33093
33094 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
33095
33096 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
33097
33098 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
33099
33100 * doc/tm.texi (TARGET_HELP): Fix return type.
33101
33102 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
33103 in braces. Fix argument types.
33104
33105 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
33106
33107 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
33108
33109 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
33110
33111 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
33112 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
33113
33114 (TARGET_MANGLE_TYPE): Fix argument types.
33115
33116 (TARGET_IRA_COVER_CLASSES): Use prototype.
33117
33118 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
33119
33120 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
33121
33122 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
33123
33124 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
33125
33126 (TARGET_CALLEE_COPIES): Fix argument types.
33127
33128 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
33129
33130 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
33131
33132 (TARGET_FUNCTION_VALUE): Fix argument types.
33133
33134 (TARGET_RETURN_IN_MSB): Fix argument type.
33135
33136 (TARGET_RETURN_IN_MEMORY): Fix argument types.
33137
33138 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
33139
33140 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
33141
33142 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
33143 agree with return type.
33144
33145 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
33146
33147 2010-01-15 Jing Yu <jingyu@google.com>
33148
33149 PR rtl-optimization/42691
33150 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
33151 a pseudo to a constant and are merged, and adjust comments.
33152
33153 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
33154
33155 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
33156
33157 2010-01-15 Richard Guenther <rguenther@suse.de>
33158
33159 PR middle-end/42739
33160 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
33161 labels of computed or non-local gotos to the destination.
33162 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
33163 landing pad label is the first label.
33164
33165 2010-01-15 Richard Guenther <rguenther@suse.de>
33166
33167 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
33168
33169 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33170
33171 PR target/42747
33172 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
33173 to allow generation of the xssqrtdp instruction on power7.
33174 (sqrtdf2_fpr): Ditto.
33175
33176 2010-01-14 Jakub Jelinek <jakub@redhat.com>
33177
33178 PR middle-end/42674
33179 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
33180 functions with noreturn attribute.
33181
33182 PR c++/42608
33183 * varasm.c (declare_weak): Add weak attribute to decl if it
33184 doesn't have one already.
33185 (assemble_external): Only add decls to weak_decls if they also
33186 have weak attribute.
33187
33188 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
33189
33190 * var-tracking.c (var_reg_delete): Don't delete the association
33191 between REGs and values or one-part variables if the register
33192 isn't clobbered.
33193
33194 2010-01-14 Jakub Jelinek <jakub@redhat.com>
33195
33196 PR debug/42657
33197 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
33198 because its first operand is a non-localized variable.
33199
33200 2010-01-14 Martin Jambor <mjambor@suse.cz>
33201
33202 PR tree-optimization/42706
33203 * tree-sra.c (encountered_recursive_call): New variable.
33204 (encountered_unchangable_recursive_call): Likewise.
33205 (sra_initialize): Initialize both new variables.
33206 (callsite_has_enough_arguments_p): New function.
33207 (scan_function): Call decl and flags check only for IPA-SRA, check
33208 whether there is a recursive call and whether it has enough arguments.
33209 (all_callers_have_enough_arguments_p): New function.
33210 (convert_callers): Look for recursive calls only when
33211 encountered_recursive_call is set.
33212 (ipa_early_sra): Bail out either if
33213 !all_callers_have_enough_arguments_p or
33214 encountered_unchangable_recursive_call.
33215
33216 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33217
33218 * sel-sched.c: Add 2010 to copyright years.
33219 * sel-sched-ir.c: Likewise.
33220 * sel-sched-ir.h: Likewise.
33221
33222 2010-01-14 Martin Jambor <mjambor@suse.cz>
33223
33224 PR tree-optimization/42714
33225 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
33226 constructors specially.
33227
33228 2010-01-14 Andi Kleen <ak@linux.intel.com>
33229
33230 * config/i386/drivers-i386.c (detect_caches_intel):
33231 Add l2sizekb parameter and fill in.
33232 (host_detect_local_cpu): Add l2sizekb, fill in.
33233 Add Atom small cache heuristic.
33234
33235 2010-01-14 Andi Kleen <ak@linux.intel.com>
33236
33237 * config/i386/drivers-i386.c (detect_caches_cpuid4):
33238 Add level3 parameter and fill in.
33239 (detect_caches_intel): Handle level3 cache.
33240
33241 2010-01-14 Andi Kleen <ak@linux.intel.com>
33242
33243 * config/i386/drivers-i386.c (host_detect_local_cpu):
33244 Fix core duo detection.
33245
33246 2010-01-14 Andi Kleen <ak@linux.intel.com>
33247
33248 * config/i386/drivers-i386.c (host_detect_local_cpu):
33249 Fix Atom detection.
33250
33251 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33252
33253 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
33254 (rs6000_variable_issue_1): this. Use...
33255 (rs6000_variable_issue): here. Reimplement. Print debug info.
33256
33257 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33258
33259 * sel-sched-ir.c (sel_restore_other_notes): Rename to
33260 sel_restore_notes. Update all callers. Call reemit_notes
33261 for all insns.
33262
33263 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33264
33265 PR rtl-optimization/42246
33266 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
33267 loops.
33268
33269 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33270
33271 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
33272 all successors is the same as number of successors in current region.
33273
33274 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33275
33276 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
33277 to rename is not separable. Otherwise check that its LHS is not NULL.
33278
33279 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33280
33281 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
33282
33283 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33284
33285 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
33286 available registers when failed to discover LHS register class.
33287 Fix indentation. Update comment.
33288
33289 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33290 Alexander Monakov <amonakov@ispras.ru>
33291
33292 PR rtl-optimization/42389
33293 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
33294 to can_issue_more.
33295 (advance_state_on_fence): Likewise.
33296 (sel_target_adjust_priority): Print debug output only when
33297 sched_verbose >= 4, not 2.
33298 (get_expr_cost): Do not issue all unique insns on the next cycle.
33299 (fill_insns): Initialize can_issue_more from the value saved
33300 with the fence.
33301 * sel-sched-ir.c (flist_add): New parameter issue_more.
33302 Init FENCE_ISSUE_MORE with it.
33303 (merge_fences): Likewise.
33304 (init_fences): Update call to flist_add.
33305 (add_to_fences, add_clean_fence_to_fences)
33306 (add_dirty_fence_to_fences): Likewise.
33307 (move_fence_to_fences): Update call to merge_fences.
33308 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
33309 sched groups.
33310 * sel-sched-ir.h (struct _fence): New field issue_more.
33311 (FENCE_ISSUE_MORE): New accessor macro.
33312
33313 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33314
33315 PR rtl-optimization/42388
33316 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
33317 that have no predecessors nor successors. Do not call move_bb_info
33318 for empty blocks outside of current region.
33319
33320 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33321
33322 PR rtl-optimization/42294
33323 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
33324 * sel-sched.c (move_exprs_to_boundary): Transitively add all
33325 originators' originators.
33326
33327 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
33328
33329 PR rtl-optimization/39453
33330 PR rtl-optimization/42246
33331 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
33332 for pipelining_p.
33333 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
33334
33335 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33336 Alexander Monakov <amonakov@ispras.ru>
33337
33338 PR middle-end/42245
33339 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
33340 (maybe_tidy_empty_bb): ... here. Make static. Add new
33341 argument. Update all callers.
33342 (tidy_control_flow): ... and here. Recompute topological order
33343 of basic blocks in region if necessary.
33344 (sel_redirect_edge_and_branch): Change return type. Return true
33345 if topological order might have been invalidated.
33346 (purge_empty_blocks): Export and move from...
33347 * sel-sched.c (purge_empty_blocks): ... here.
33348 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
33349 (maybe_tidy_empty_bb): Delete prototype.
33350 (purge_empty_blocks): Declare.
33351
33352 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
33353
33354 PR rtl-optimization/42249
33355 * sel-sched.c (try_replace_dest_reg): When chosen register
33356 and original register is the same, do not bail out early, but
33357 still check all original insns for validity of replacing destination
33358 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
33359 in this case.
33360
33361 2010-01-14 Jakub Jelinek <jakub@redhat.com>
33362
33363 PR c/42721
33364 Port from no-undefined-overflow branch:
33365 2009-03-09 Richard Guenther <rguenther@suse.de>
33366
33367 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
33368
33369 2010-01-14 Richard Guenther <rguenther@suse.de>
33370
33371 PR lto/42665
33372 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
33373
33374 2010-01-14 Ira Rosen <irar@il.ibm.com>
33375
33376 PR tree-optimization/42709
33377 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
33378 as scalar type in creation of constant vector operand.
33379
33380 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
33381
33382 PR testsuite/42414
33383 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
33384 (check-parallel-%): Match `testsuite' directory component only
33385 at the end.
33386
33387 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
33388
33389 PR translation/39521
33390 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
33391 strings with _().
33392
33393 2010-01-13 Richard Guenther <rguenther@suse.de>
33394
33395 PR tree-optimization/42730
33396 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
33397 offset zero.
33398
33399 2010-01-13 Steve Ellcey <sje@cup.hp.com>
33400
33401 PR target/pr42542
33402 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
33403 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
33404 them signed.
33405
33406 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
33407
33408 * config/bfin/libgcc-bfin.ver: Regenerate based on current
33409 libgcc-std.ver. Add entries for ___smulsi3_highpart and
33410 ___umulsi3_highpart.
33411
33412 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
33413 rather than schedule_insns if the pass is enabled.
33414
33415 2010-01-13 Martin Jambor <mjambor@suse.cz>
33416
33417 PR tree-optimization/42704
33418 * tree-sra.c (sra_modify_assign): Do not delete assignments to
33419 SSA_NAMEs.
33420
33421 2010-01-13 Martin Jambor <mjambor@suse.cz>
33422
33423 PR tree-optimization/42703
33424 * tree-sra.c (analyze_access_subtree): Check that we can build a
33425 reference to the original data within the aggregate.
33426
33427 2010-01-13 Richard Guenther <rguenther@suse.de>
33428
33429 PR tree-optimization/42705
33430 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
33431
33432 2010-01-13 Richard Guenther <rguenther@suse.de>
33433
33434 PR middle-end/42716
33435 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
33436
33437 2010-01-13 Jakub Jelinek <jakub@redhat.com>
33438
33439 PR debug/41371
33440 * var-tracking.c (values_to_unmark): New variable.
33441 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
33442 values_to_unmark vector. Moved body to...
33443 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
33444 instead queue it into values_to_unmark vector.
33445 (vt_find_locations): Free values_to_unmark vector.
33446
33447 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
33448
33449 * config/s390/s390.c (override_options): Set
33450 default of max-pending-list-length to 256
33451
33452 2010-01-13 Richard Guenther <rguenther@suse.de>
33453
33454 PR lto/42678
33455 * tree-pass.h (PROP_gimple_lcx): New.
33456 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
33457 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
33458 before the final cleanup_eh.
33459 (dump_properties): Dump PROP_gimple_lcx.
33460 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
33461 (tree_lower_complex_O0): Remove.
33462 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
33463 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
33464 tree_lower_complex, schedule TODO_update_ssa.
33465 * lto-streamer-out.c (output_function): Stream the functions
33466 properties.
33467 * lto-streamer-in.c (input_function): Likewise.
33468 (lto_read_body): Do not override them here.
33469
33470 2010-01-12 Joseph Myers <joseph@codesourcery.com>
33471
33472 PR c/42708
33473 * c-typeck.c (build_c_cast): Fold value cast to union type before
33474 wrapping it in a CONSTRUCTOR.
33475
33476 2010-01-12 Jakub Jelinek <jakub@redhat.com>
33477
33478 PR rtl-optimization/42699
33479 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
33480 involved.
33481
33482 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
33483
33484 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
33485 SUBTARGET_WARN_UNUSED_SPEC): Move ...
33486 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
33487 SUBTARGET_WARN_UNUSED_SPEC): ... here
33488 * config/mips/iris5.h (LIBGCC_SPEC): Define.
33489
33490 2010-01-12 Julian Brown <julian@codesourcery.com>
33491
33492 * config/arm/neon-schedgen.ml (Utils): Don't try to
33493 open missing module.
33494 (find_with_result): New.
33495
33496 2010-01-12 Jakub Jelinek <jakub@redhat.com>
33497
33498 PR debug/42662
33499 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
33500 sharing when canonicalizing ({lt,ge}u (plus a b) b).
33501
33502 PR tree-optimization/42645
33503 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
33504 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
33505 decl_map, set processing_debug_stmt to -1 and return name without
33506 any remapping.
33507
33508 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
33509
33510 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
33511 binutils version, and reword target configuration description.
33512
33513 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
33514
33515 * config/avr/avr.h (LINKER_NAME): Remove.
33516
33517 2010-01-11 Janis Johnson <janis187@us.ibm.com>
33518
33519 PR target/42416
33520 * config/rs6000/rs6000.c (rs6000_override_options): On targets
33521 that support VSX, warn for -mno-altivec if vsx is not disabled,
33522 and disable vsx.
33523
33524 2010-01-11 Joseph Myers <joseph@codesourcery.com>
33525 Shujing Zhao <pearly.zhao@oracle.com>
33526
33527 PR translation/42469
33528 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
33529 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
33530 character between option name and help text.
33531 * c.opt (imultilib): Likewise.
33532
33533 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
33534
33535 * lto-streamer-out.c (output_unreferenced_globals): Output static
33536 variables.
33537
33538 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
33539
33540 PR rtl-optimization/42621
33541 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
33542 optimizing for size.
33543 (duplicate_computed_gotos): Remove now-redundant check.
33544
33545 2010-01-10 Steve Ellcey <sje@cup.hp.com>
33546
33547 PR target/37454
33548 * configure.ac: Save and restore LDFLAGS and LIBS
33549 * configure: Regenerate.
33550
33551 2010-01-10 Richard Guenther <rguenther@suse.de>
33552
33553 PR middle-end/42667
33554 * builtins.c (fold_builtin_strlen): Add type argument and
33555 convert the resulting length to it.
33556 (fold_builtin_1): Adjust.
33557
33558 2010-01-09 Jakub Jelinek <jakub@redhat.com>
33559
33560 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
33561 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
33562 1 insn.
33563 (num_insns_constant_wide): Adjust for that change.
33564
33565 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33566
33567 PR debug/42631
33568 * web.c (union_defs): Add used argument, to combine uses of
33569 uninitialized regs.
33570 (entry_register): Adjust type and tests of used argument.
33571 (web_main): Widen used for new use. Pass it to union_defs.
33572 * df.h (union_defs): Adjust prototype.
33573
33574 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33575
33576 PR debug/42630
33577 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
33578 uses in new incoming argument. Free body.
33579 (reset_debug_uses_in_loop): New.
33580 (analyze_insn_to_expand_var): Call the latter if the former found
33581 anything. Fix whitespace. Reject invalid dest overlaps before
33582 going through all insns in the loop.
33583
33584 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33585
33586 PR debug/42629
33587 * haifa-sched.c (dying_use_p): Debug insns don't count.
33588
33589 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33590
33591 PR middle-end/42363
33592 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
33593 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
33594 (verify_gimple_call): Reject LHS in noreturn calls.
33595
33596 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33597
33598 PR debug/42604
33599 PR debug/42395
33600 * tree-vect-loop-manip.c (adjust_info): New type.
33601 (adjust_vec): New pointer to vector.
33602 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
33603 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
33604 (slpeel_update_phis_for_duplicate_loop): Use them.
33605 (slpeel_update_phi_nodes_for_guard1): Likewise.
33606 (slpeel_update_phi_nodes_for_guard2): Likewise.
33607 (slpeel_tree_peel_loop_to_edge): Likewise.
33608 (vect_update_ivs_after_vectorizer): Likewise.
33609
33610 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33611
33612 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
33613 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
33614
33615 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
33616
33617 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
33618 bogus uninitialized warning.
33619
33620 2010-01-09 Richard Guenther <rguenther@suse.de>
33621
33622 PR middle-end/42512
33623 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
33624 the evolution is compatible with the initial condition.
33625
33626 2010-01-09 Jakub Jelinek <jakub@redhat.com>
33627
33628 * gcc.c (process_command): Update copyright notice dates.
33629 * gcov.c (print_version): Likewise.
33630 * gcov-dump.c (print_version): Likewise.
33631 * mips-tfile.c (main): Likewise.
33632 * mips-tdump.c (main): Likewise.
33633
33634 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
33635
33636 PR target/41885
33637 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
33638 (rotlhi3): Delete.
33639 (rotlhi3_8): Delete.
33640 (rotlsi3): Delete.
33641 (rotlsi3_8): Delete.
33642 (rotlsi3_16): Delete.
33643 (rotlsi3_24): Delete.
33644 (rotl<mode>3): New.
33645 (*rotw<mode>3): New.
33646 (*rotb<mode>3): New.
33647 * config/avr/avr.c (avr_rotate_bytes): New function.
33648 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
33649
33650 2010-01-08 Steve Ellcey <sje@cup.hp.com>
33651
33652 PR target/37454
33653 * configure.ac: Modify -rdynamic check.
33654 * configure: Regenerate.
33655
33656 2010-01-08 DJ Delorie <dj@redhat.com>
33657
33658 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
33659 register popping order.
33660
33661 2010-01-08 Richard Guenther <rguenther@suse.de>
33662
33663 PR lto/42528
33664 * c.opt (fsigned-char): Also let LTO handle this option.
33665 (funsigned-char): Likewise.
33666
33667 2010-01-07 Richard Guenther <rguenther@suse.de>
33668
33669 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
33670 (gimple_op): Likewise.
33671 (gimple_op_ptr): Likewise.
33672 (gimple_assign_set_lhs): Remove gcc_assert.
33673 (gimple_assign_set_rhs1): Likewise.
33674 (gimple_assign_set_rhs2): Likewise.
33675 (gimple_call_set_lhs): Likewise.
33676 (gimple_call_set_fn): Likewise.
33677 (gimple_call_set_fndecl): Likewise.
33678 (gimple_call_fndecl): Likewise.
33679 (gimple_call_return_type): Likewise.
33680 (gimple_call_set_chain): Likewise.
33681 (gimple_call_num_args): Likewise.
33682 (gimple_call_set_arg): Likewise.
33683 (gimple_cond_set_code): Likewise.
33684 (gimple_cond_set_lhs): Likewise.
33685 (gimple_cond_set_rhs): Likewise.
33686 (gimple_cond_set_true_label): Likewise.
33687 (gimple_cond_set_false_label): Likewise.
33688 (gimple_label_set_label): Likewise.
33689 (gimple_goto_set_dest): Likewise.
33690 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
33691 (gimple_debug_bind_get_value): Likewise.
33692 (gimple_debug_bind_get_value_ptr): Likewise.
33693 (gimple_debug_bind_set_var): Likewise.
33694 (gimple_debug_bind_set_value): Likewise.
33695 (gimple_debug_bind_reset_value): Likewise.
33696 (gimple_debug_bind_has_value_p): Likewise.
33697 (gimple_return_retval_ptr): Remove gcc_assert.
33698 (gimple_return_retval): Likewise.
33699 (gimple_return_set_retval): Likewise.
33700 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
33701 (safe_referenced_var_iterator): Remove.
33702 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
33703 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
33704 (fill_referenced_var_vec): Remove.
33705 (first_readonly_imm_use): Remove redundant gcc_assert.
33706 (phi_arg_index_from_use): Combine gcc_asserts.
33707 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
33708 (first_imm_use_stmt): Remove redundant gcc_assert.
33709 * tree-cfg.c (verify_gimple_call): Verify function and chain
33710 operands. Verify arguments.
33711 (verify_types_in_gimple_stmt): Verify condition code and labels.
33712
33713 2010-01-07 Richard Guenther <rguenther@suse.de>
33714
33715 PR tree-optimization/42641
33716 * sese.c (rename_map_elt_info): Use the SSA name version, do
33717 not hash pointers.
33718
33719 2010-01-07 Jakub Jelinek <jakub@redhat.com>
33720
33721 PR tree-optimization/42625
33722 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
33723 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
33724
33725 2010-01-07 Duncan Sands <baldrick@free.fr>
33726
33727 * Makefile.in (PLUGIN_HEADERS): Add version.h.
33728
33729 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
33730
33731 PR target/42511
33732 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
33733 note itself is not function_invariant_p.
33734
33735 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
33736
33737 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
33738 Do not add the DF_NOTE problem.
33739 * store-motion.c (execute_rtl_store_motion): Likewise.
33740
33741 2010-01-07 Martin Jambor <mjambor@suse.cz>
33742
33743 PR tree-optimization/42157
33744 * tree-sra.c (compare_access_positions): Stabilize sort if both
33745 accesses have integer types, return zero immediately if they are the
33746 same.
33747
33748 2010-01-06 Richard Henderson <rth@redhat.com>
33749
33750 PR middle-end/41883
33751 * haifa-sched.c (add_to_note_list): Merge into ...
33752 (concat_note_lists): ... here, and ...
33753 (unlink_other_notes, rm_other_notes): Merge into...
33754 (remove_notes): ... here. Create REG_SAVE_NOTEs for
33755 NOTE_INSN_EPILOGUE_BEG.
33756
33757 2010-01-06 Richard Guenther <rguenther@suse.de>
33758
33759 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
33760 not inline regular functions into always-inline functions.
33761
33762 2010-01-06 Nick Clifton <nickc@redhat.com>
33763
33764 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
33765 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
33766 used together.
33767 (OVERRIDE_OPTIONS): Delete.
33768 (OPTIMIZATION_OPTIONS): Define.
33769 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
33770 * config/rx/rx.c (rx_handle_option): Issue an error message if
33771 -mcpu=rx200 and -fpu are used together.
33772 (rx_set_optimization_options): New function. Issue an error
33773 message if an optimization attribute attempts to reset the FPU/
33774 math optimization pairing.
33775 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
33776 * config/rx/rx.opt: Set the default to 32-bit doubles.
33777 * config/rx/t-rx: Add multilibs for -nofpu option.
33778 * doc/invoke.texi: Update documentation of RX options.
33779
33780 2010-01-06 Richard Guenther <rguenther@suse.de>
33781
33782 * tree-ssa-pre.c (name_to_id): New global.
33783 (alloc_expression_id): Simplify SSA name handling.
33784 (lookup_expression_id): Likewise.
33785 (init_pre): Zero name_to_id.
33786 (fini_pre): Free it.
33787
33788 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
33789
33790 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
33791
33792 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
33793
33794 PR target/42542
33795 * config/i386/sse.md (smaxv2di3): New.
33796 (umaxv2di3): Likewise.
33797 (sminv2di3): Likewise.
33798 (uminv2di3): Likewise.
33799
33800 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
33801
33802 PR target/42564
33803 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
33804 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
33805 (legitimize_tls_address): Likewise.
33806 (sparc_tls_referenced_p): Likewise.
33807 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
33808 and adjust calls to legitimize_pic_address.
33809 (legitimate_constant_p) Use sparc_tls_referenced_p.
33810 (legitimate_pic_operand_p): Likewise.
33811 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
33812 (sparc_tls_symbol_ref_1): Delete.
33813 (sparc_tls_referenced_p): Make static, recognize specific patterns.
33814 (legitimize_tls_address): Make static, handle CONST patterns.
33815 (legitimize_pic_address): Make static, remove unused parameter and
33816 adjust recursive calls.
33817 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
33818 and adjust call to legitimize_pic_address.
33819 (sparc_output_mi_thunk): Likewise.
33820
33821 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
33822 H.J. Lu <hongjiu.lu@intel.com>
33823
33824 PR target/42542
33825 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
33826 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
33827 operands to make them signed.
33828
33829 Revert:
33830 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
33831
33832 PR target/42542
33833 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
33834 GTU to GT for V4SI and V2DI.
33835
33836 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
33837 (umin<mode>3): Removed.
33838 (uminv8hi3): New.
33839 (uminv4si3): Likewise.
33840
33841 2010-01-05 Martin Jambor <mjambor@suse.cz>
33842
33843 PR tree-optimization/42462
33844 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
33845 current_function_decl to helper functions and macros.
33846
33847 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
33848
33849 PR bootstrap/41771
33850 * flags.h: Don't include real.h.
33851 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
33852 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
33853 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
33854 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
33855 * dominance.c: Update copyright.
33856 * gimple.c (walk_gimple_op): Remove inline.
33857 * tree-ssa-reassoc.c: Include real.h.
33858 * Makefile.in (FLAGS_H): Remove $(REAL_H).
33859 (tree-ssa-reassoc.o): Depend on $(REAL_H).
33860
33861 2010-01-05 Nick Clifton <nickc@redhat.com>
33862
33863 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
33864 register to push into the stack frame when the accumulator has to
33865 be saved during interrupts.
33866
33867 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
33868
33869 * doc/invoke.texi: Remove the documentation about option
33870 -Wunreachable-code.
33871 * common.opt (Wunreachable-code): Preserved for backward
33872 compatibility.
33873 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
33874 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
33875 the backward compatibility flag section.
33876
33877 2010-01-05 Richard Guenther <rguenther@suse.de>
33878
33879 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
33880
33881 2010-01-05 Jakub Jelinek <jakub@redhat.com>
33882
33883 PR other/42611
33884 * cfgexpand.c (expand_one_var): Diagnose too large variables.
33885
33886 PR tree-optimization/42508
33887 * tree-sra.c (convert_callers): Check for recursive call
33888 by comparing cgraph nodes instead of decls.
33889 (modify_function): Call ipa_modify_formal_parameters also
33890 on all same_body aliases.
33891
33892 * cgraphunit.c (cgraph_materialize_all_clones): Compare
33893 cgraph nodes when checking for same_body aliases.
33894
33895 2010-01-05 Richard Guenther <rguenther@suse.de>
33896
33897 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
33898 allocation and lookup.
33899 (get_or_alloc_expr_for_constant): Likewise.
33900 (phi_translate): Sink allocation.
33901
33902 2010-01-04 Richard Guenther <rguenther@suse.de>
33903
33904 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
33905 a new entry only if needed.
33906 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
33907 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
33908 hashtable lookup.
33909 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
33910 the result array.
33911 (phi_translate): Handle CONSTANTs early.
33912
33913 2010-01-04 Martin Jambor <mjambor@suse.cz>
33914
33915 PR tree-optimization/42398
33916 * tree-sra.c (struct access): Removed flag grp_different_types.
33917 (dump_access): Do not dump the removed flag.
33918 (sort_and_splice_var_accesses): Do not set the removed flag.
33919 (sra_modify_expr): Check for type compatibility directly.
33920
33921 2010-01-04 Martin Jambor <mjambor@suse.cz>
33922
33923 PR tree-optimization/42366
33924 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
33925 edges with variable number of parameters.
33926 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
33927 flag instead of asserting it.
33928 (ipa_read_node_info): Read uses_analysis_done flag.
33929
33930 2010-01-04 Richard Guenther <rguenther@suse.de>
33931
33932 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
33933 iterative_hash_* as intended.
33934 (vn_reference_compute_hash): Likewise. Simplify hashing
33935 SSA names.
33936 (vn_reference_lookup_2): Likewise.
33937 (vn_nary_op_compute_hash): Likewise.
33938 (vn_phi_compute_hash): Likewise.
33939 (expressions_equal_p): Remove strange code.
33940 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
33941 (pre_expr_hash): Likewise. Simplify hashing SSA names.
33942 (bitmap_insert_into_set_1): Take value-id as parameter.
33943 (add_to_value): Pass it.
33944 (bitmap_insert_into_set): Likewise.
33945 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
33946
33947 2010-01-04 Jakub Jelinek <jakub@redhat.com>
33948
33949 PR driver/42442
33950 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
33951 (do_self_spec): For switches with SWITCH_IGNORE set set also
33952 SWITCH_IGNORE_PERMANENTLY.
33953 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
33954 of SWITCH_IGNORE.
33955
33956 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
33957
33958 * lto-streamer-out.c (output_unreferenced_globals): Output the full
33959 tree of an unreferenced global var.
33960
33961 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
33962
33963 PR target/42542
33964 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
33965 GTU to GT for V4SI and V2DI.
33966
33967 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
33968 (umin<mode>3): Removed.
33969 (uminv8hi3): New.
33970 (uminv4si3): Likewise.
33971
33972 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
33973
33974 PR lto/42581
33975 * collect2.c (main): Turn on trace in collect2 if -v is passed
33976 to gcc with LTO.
33977
33978 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
33979
33980 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
33981 description of expression operand.
33982
33983 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
33984
33985 * configure.ac: Add install-html to target_list for Make-hooks.
33986 * configure: Regenerate.
33987 * fortran/Make-lang.in (F95_HTMLFILES): New.
33988 (fortran.html): Use it.
33989 (fortran.install-html): New.
33990 * Makefile.in (install-html): Add lang.install-html.
33991 * java/Make-lang.in (JAVA_HTMLFILES): New.
33992 (java.html): Use it.
33993 (java.install-html): New.
33994 * objc/Make-lang.in (objc.install-html): New.
33995 * objcp/Make-lang.in (obj-c++.install-html): New.
33996 * cp/Make-lang.in (c++.install-html): New.
33997 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
33998 * lto/Make-lang.in (lto.install-html): New.
33999
34000 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
34001
34002 PR lto/42520
34003 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
34004
34005 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
34006
34007 PR rtl-optimization/41862
34008 * store-motion.c (store_killed_in_insn, compute_store_table,
34009 remove_reachable_equiv_notes, replace_store_insn,
34010 build_store_vectors): Ignore all DEBUG_INSNs.
34011
34012 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
34013
34014 PR lto/41564
34015 * common.opt: Add dumpdir.
34016
34017 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
34018 isn't specified.
34019 (option_map): Add --dumpdir.
34020
34021 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
34022
34023 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
34024
34025 * opts.c (decode_options): Try dump_dir_name first if
34026 dump_base_name isn't an absolute path.
34027 (common_handle_option): Handle OPT_dumpdir.
34028
34029 * toplev.c (dump_dir_name): New.
34030 (print_switch_values): Also ignore -dumpdir.
34031
34032 * toplev.h (dump_dir_name): New.
34033
34034 2010-01-03 Richard Guenther <rguenther@suse.de>
34035
34036 PR tree-optimization/42589
34037 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
34038 double-word expansion of bswap32.
34039
34040 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
34041
34042 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
34043 with BLOCK_FOR_INSN.
34044 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
34045 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
34046 noce_process_if_block): Likewise.
34047 * gcse.c (compute_local_properties, insert_expr_in_table,
34048 insert_set_in_table, canon_list_insert, find_avail_set,
34049 pre_insert_copy_insn): Likewise.
34050
34051 * basic-block.h (BLOCK_NUM): Move from here...
34052 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
34053
34054 2010-01-03 Richard Guenther <rguenther@suse.de>
34055
34056 PR tree-optimization/42438
34057 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
34058 contains_may_not_return_call flag.
34059 (BB_MAY_NOTRETURN): New.
34060 (valid_in_sets): Trapping nary operations are not valid
34061 in blocks that may not return.
34062 (insert_into_preds_of_block): Remove check for trapping expressions.
34063 (compute_avail): Compute also BB_MAY_NOTRETURN.
34064
34065 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
34066
34067 * doc/invoke.texi: Add 2010 to copyright years.
34068
34069 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
34070
34071 * config/sparc/sparc.c: Fix formatting nits.
34072
34073 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
34074 Alexander Monakov <amonakov@ispras.ru>
34075
34076 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
34077
34078 2010-01-02 Richard Guenther <rguenther@suse.de>
34079
34080 PR middle-end/42577
34081 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
34082 (simplify_switch_using_ranges): Mark to be removed edges
34083 as non-executable.
34084
34085 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34086
34087 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
34088
34089 * collect2.c (scan_libraries): Add missing argument in call to
34090 scan_prog_file.
34091
34092 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
34093
34094 PR target/42448
34095 * config/alpha/predicates.md (aligned_memory_operand): Return false
34096 for CQImode.
34097 (unaligned_memory_operand): Return true for CQImode.
34098 * config/alpha/alpha.c (get_aligned_mem): Assert that location
34099 doesn not cross aligned SImode word boundary.
34100
34101 2010-01-02 Anatoly Sokolov <aesok@post.ru>
34102
34103 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
34104 Remove.
34105 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
34106 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
34107
34108 2010-01-02 Richard Guenther <rguenther@suse.de>
34109
34110 PR lto/41597
34111 * toplev.c (compile_file): Emit LTO marker properly. Change
34112 it to __gnu_lto_v1.
34113 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
34114
34115 2010-01-01 Richard Guenther <rguenther@suse.de>
34116
34117 PR debug/42455
34118 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
34119
34120 2010-01-01 Richard Guenther <rguenther@suse.de>
34121
34122 PR c/42570
34123 * c-decl.c (grokdeclarator): For zero-size arrays force
34124 structural equality checks as layout_type does.
34125
34126 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
34127
34128 * builtins.c: Update copyright to 2010.
34129
34130 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
34131
34132 PR lto/42531
34133 * lto-streamer-out.c (produce_asm): Revert the last change.
34134 (copy_function): Likewise.
34135
34136 * lto-streamer.c (lto_get_section_name): Skip any leading
34137 asterisk in name.
34138
34139 2010-01-01 Richard Guenther <rguenther@suse.de>
34140
34141 PR middle-end/42559
34142 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
34143 for LABEL_DECLs.
34144
34145 \f
34146 Copyright (C) 2010 Free Software Foundation, Inc.
34147
34148 Copying and distribution of this file, with or without modification,
34149 are permitted in any medium without royalty provided the copyright
34150 notice and this notice are preserved.