tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT of the copied scope...
[gcc.git] / gcc / ChangeLog
1 2011-02-28 Richard Guenther <rguenther@suse.de>
2
3 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
4 of the copied scope tree.
5
6 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7
8 * doc/extend.texi (Function Attributes): Avoid deeply (and
9 wrongly) nested tables.
10
11 2011-02-27 Jakub Jelinek <jakub@redhat.com>
12
13 PR middle-end/47903
14 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
15 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
16 r isn't op0 nor op1.
17
18 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
19
20 * config/avr/avr.md: Remove magic comment for emacs.
21
22 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
23
24 PR target/45261
25 * config/avr/avr.c (avr_option_override): Use error on bad options.
26 (avr_help): New function.
27 (TARGET_HELP): Define.
28
29 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
30
31 PR target/42240
32 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
33 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
34
35 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
36
37 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
38 (ARM Options): Ditto.
39 (i386 and x86-64 Options): Ditto.
40 (RX Options): Ditto.
41 (SPARC Options): Ditto.
42
43 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
44
45 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
46 FreeBSD 6 and later. Generally use cpu generic.
47
48 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
49
50 * doc/cpp.texi: Update copyright years.
51
52 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
53
54 PR target/46898
55 * config/lm32/lm32.md (ashrsi3): Added needed variable.
56
57 2011-02-25 Jon Beniston <jon@beniston.com>
58
59 PR target/46898
60 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
61 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
62 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
63 (lm32_block_move_inline): Add type cast to remove warning.
64 (lm32_expand_prologue): Generate fp in a way compatible with
65 dwarf2out.
66 (gen_int_relational): Move declarations to start of function.
67
68 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
69
70 PR tree-optimization/45470
71 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
72 can throw internally only.
73 * tree-vect-stmts.c (vectorizable_call): Likewise.
74
75 2011-02-24 Anatoly Sokolov <aesok@post.ru>
76
77 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
78 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
79 * config/stormy16/stormy16-protos.h
80 (xstormy16_preferred_reload_class): Remove.
81 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
82 static. Change 'rclass' argument and return type to reg_class_t.
83 (TARGET_PREFERRED_RELOAD_CLASS,
84 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
85
86 2011-02-24 Richard Guenther <rguenther@suse.de>
87
88 * lto-streamer-in.c (input_bb): Do not find referenced vars
89 in debug statements.
90
91 2011-02-23 Jason Merrill <jason@redhat.com>
92
93 * common.opt (fabi-version): Document v5 and v6.
94
95 2011-02-23 Richard Guenther <rguenther@suse.de>
96
97 PR tree-optimization/47849
98 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
99
100 2011-02-23 Jie Zhang <jie@codesourcery.com>
101
102 * opts-common.c (decode_cmdline_option): Print empty string
103 argument as "" in decoded->orig_option_with_args_text.
104 * gcc.c (execute): Print empty string argument as ""
105 in the verbose output.
106 (do_spec_1): Keep empty string argument.
107
108 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
109
110 * config.gcc: Declare score-* and crx-* obsolete.
111
112 2011-02-23 Jie Zhang <jie@codesourcery.com>
113
114 PR rtl-optimization/47763
115 * web.c (web_main): Ignore naked clobber when replacing register.
116
117 2011-02-22 Anatoly Sokolov <aesok@post.ru>
118
119 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
120 Remove.
121
122 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
123
124 PR doc/47848
125 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
126
127 2011-02-22 Mike Stump <mikestump@comcast.net>
128
129 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
130 assembler.
131 * configure: Regenerate.
132
133 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
134
135 PR rtl-optimization/46002
136 * ira-color.c (update_copy_costs): Change class intersection
137 test to reg_class_contents[] test of 'hard_regno'.
138
139 2011-02-21 Joseph Myers <joseph@codesourcery.com>
140
141 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
142 than Driver option.
143 * config/hpux11.opt (mt): Likewise.
144 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
145 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
146 * config/vax/elf.opt (mno-asm-pic): Likewise.
147 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
148
149 2011-02-21 Mike Stump <mikestump@comcast.net>
150
151 PR target/47822
152 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
153 tree so we can get save the type.
154 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
155 for CFString instead of trying to use past the end of the builtins.
156 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
157 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
158 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
159 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
160 Rename to darwin_builtin_cfstring.
161 (darwin_init_cfstring_builtins): Return the built type.
162
163 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
164
165 PR target/47840
166 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
167 (_mm256_insert_epi64): Use _mm_insert_epi64.
168
169 2011-02-21 Anatoly Sokolov <aesok@post.ru>
170
171 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
172 * config/stormy16/stormy16-protos.h
173 (xstormy16_mode_dependent_address_p): Remove.
174 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
175 Make static. Change return type to bool. Change argument type to
176 const_rtx. Remove dead code.
177 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
178
179 2011-02-21 Richard Guenther <rguenther@suse.de>
180
181 PR lto/47820
182 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
183 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
184 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
185 TUs context.
186 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
187 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
188
189 2011-02-20 Richard Guenther <rguenther@suse.de>
190
191 PR lto/47822
192 * tree.c (free_lang_data_in_decl): Clean builtins from
193 the TU decl BLOCK_VARS.
194
195 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
196
197 PR debug/47620
198 PR debug/47630
199 * haifa-sched.c (fix_tick_ready): Skip tick computation
200 for debug insns.
201
202 2011-02-19 Richard Guenther <rguenther@suse.de>
203
204 PR lto/47647
205 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
206 Remove lazy BLOCK_VARS streaming.
207 (lto_input_ts_block_tree_pointers): Likewise.
208 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
209
210 2011-02-19 Joseph Myers <joseph@codesourcery.com>
211
212 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
213
214 2011-02-19 Joseph Myers <joseph@codesourcery.com>
215
216 * config/i386/biarch32.h, config/i386/mach.h,
217 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
218
219 2011-02-19 Jakub Jelinek <jakub@redhat.com>
220
221 PR target/47800
222 * config/i386/i386.md (peephole2 for shift and plus): Use
223 operands[1] original mode in the first insn.
224
225 2011-02-18 Mike Stump <mikestump@comcast.net>
226
227 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
228
229 2011-02-18 Jan Hubicka <jh@suse.cz>
230
231 PR middle-end/47788
232 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
233 to zero when the function is not inlinable at all.
234
235 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
236
237 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
238 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
239 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
240 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
241 * config/pa/t-pa64: Likewise.
242 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
243
244 2011-02-18 Jakub Jelinek <jakub@redhat.com>
245
246 PR driver/47787
247 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
248
249 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
250
251 PR target/47792
252 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
253
254 2011-02-18 Anatoly Sokolov <aesok@post.ru>
255
256 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
257 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
258 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
259 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
260 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
261 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
262 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
263 m32r_load_postinc_p, m32r_store_preinc_predec_p,
264 m32r_legitimate_address_p): New functions.
265 * config/m32r/constraints.md (constraint "S"): Don't use
266 STORE_PREINC_PREDEC_P.
267 (constraint "U"): Don't use LOAD_POSTINC_P.
268
269 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
270
271 PR rtl-optimization/46178
272 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
273 compute ira_hard_regno_cover_class[].
274
275 2011-02-18 Richard Guenther <rguenther@suse.de>
276
277 PR lto/47798
278 * lto-streamer.h (lto_global_var_decls): Declare.
279 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
280 statics for global var processing.
281
282 2011-02-18 Richard Guenther <rguenther@suse.de>
283
284 PR tree-optimization/47737
285 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
286 edge dominance check.
287
288 2011-02-18 Jakub Jelinek <jakub@redhat.com>
289
290 PR debug/47780
291 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
292 avoid invalid rtx sharing.
293
294 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
295
296 * doc/cpp.texi (Obsolete Features): Add background on the
297 origin of assertions.
298
299 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
300
301 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
302 objc_abi == 2.
303 * config/darwin.c (output_objc_section_asm_op): Added support for
304 ABI v1 and v2.
305 (is_objc_metadata): New.
306 (darwin_objc2_section): New.
307 (darwin_objc1_section): New.
308 (machopic_select_section): Added support for ABI v1 and v2.
309 (darwin_emit_objc_zeroed): New.
310 (darwin_output_aligned_bss): Detect objc metadata and treat it
311 appropriately.
312 (darwin_asm_output_aligned_decl_common): Same.
313 (darwin_asm_output_aligned_decl_local): Same.
314 * config/darwin-sections.def: Updated for ABI v1 and v2.
315 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
316 compiling Objective-C code for the NeXT runtime, default to using
317 ABI version 0 for 32-bit, and version 2 for 64-bit.
318
319 2011-02-17 Joseph Myers <joseph@codesourcery.com>
320
321 * common.opt (optimize_fast): New Variable.
322 * opts.c (default_options_optimization): Use opts->x_optimize_fast
323 instead of local variable ofast.
324
325 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
326
327 * doc/invoke.texi (fobjc-abi-version): Documented.
328 (fobjc-nilcheck): Documented.
329 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
330 version.
331
332 2011-02-17 Joseph Myers <joseph@codesourcery.com>
333
334 PR driver/47390
335 * common.opt (export-dynamic): New Driver option.
336 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
337
338 2011-02-17 Joseph Myers <joseph@codesourcery.com>
339
340 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
341
342 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
343 Jan Hubicka <jh@suse.cz>
344
345 PR debug/47106
346 PR debug/47402
347 * cfgexpand.c (account_used_vars_for_block): Remove.
348 (estimated_stack_frame_size): Use referenced vars.
349 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
350 that were referenced in the original function. Test src_fn
351 rather than cfun. Drop redundant get_var_ann.
352 (setup_one_parameter): Drop redundant get_var_ann.
353 (declare_return_variable): Likewise.
354 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
355 (copy_arguments_for_versioning): Drop redundant get_var_ann.
356 * ipa-inline.c (compute_inline_parameters): Do not compute
357 disregard_inline_limits here.
358 (compute_inlinable_for_current, pass_inlinable): New.
359 (pass_inline_parameters): Require PROP_referenced_vars.
360 * cgraphunit.c (cgraph_process_new_functions): Don't run
361 compute_inline_parameters explicitly unless function is in SSA form.
362 (cgraph_analyze_function): Set .disregard_inline_limits.
363 * tree-sra.c (convert_callers): Compute inliner parameters
364 only for functions already in SSA form.
365
366 2011-02-17 Joseph Myers <joseph@codesourcery.com>
367
368 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
369 -mlittle-endian-data.
370
371 2011-02-17 Joseph Myers <joseph@codesourcery.com>
372
373 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
374 -mno-fpu, not -fpu and -no-fpu.
375 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
376 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
377
378 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
379
380 PR target/43653
381 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
382 input reload with PLUS RTX.
383
384 2011-02-16 Joseph Myers <joseph@codesourcery.com>
385
386 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
387 of InverseVar(MDMX).
388
389 2011-02-16 Joseph Myers <joseph@codesourcery.com>
390
391 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
392 --m4-340.
393
394 2011-02-16 Joseph Myers <joseph@codesourcery.com>
395
396 * config/mn10300/mn10300.opt (mno-crt0): New.
397
398 2011-02-16 Joseph Myers <joseph@codesourcery.com>
399
400 * config/m68k/uclinux.opt (static-libc): New Driver option.
401
402 2011-02-16 Joseph Myers <joseph@codesourcery.com>
403
404 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
405
406 2011-02-16 Joseph Myers <joseph@codesourcery.com>
407
408 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
409 %{muser-extend-enabled}.
410
411 2011-02-16 Richard Guenther <rguenther@suse.de>
412
413 PR tree-optimization/47738
414 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
415 the TODO from tree_predictive_commoning.
416
417 2011-02-15 Jeff Law <law@redhat.com>
418
419 Revert
420 2011-01-25 Jeff Law <law@redhat.com>
421
422 PR rtl-optimization/37273
423 * ira-costs.c (scan_one_insn): Detect constants living in memory and
424 handle them like argument loads from stack slots. Do not double
425 count memory for memory constants and argument loads from stack slots.
426
427 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
428
429 PR middle-end/47725
430 * combine.c (cant_combine_insn_p): Revert the last change.
431
432 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
433
434 PR target/47755
435 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
436 mode for vector constants. Remove code that checks for TImode.
437
438 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
439
440 PR debug/47106
441 PR debug/47402
442 * cgraph.h (compute_inline_parameters): Return void.
443 * ipa-inline.c (compute_inline_parameters): Adjust.
444
445 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
446
447 PR debug/47106
448 PR debug/47402
449 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
450 rather than decl.
451 * cfgexpand.c (estimated_stack_frame_size): Likewise.
452 * ipa-inline.c (compute_inline_parameters): Adjust.
453
454 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
455
456 PR debug/47106
457 PR debug/47402
458 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
459 Adjust all users. Pass FN to...
460 * tree-flow-inline.h (first_referenced_var): ... this. Add
461 fn argument.
462 * ipa-struct-reorg.c: Adjust.
463 * tree-dfa.c: Adjust.
464 * tree-into-ssa.c: Adjust.
465 * tree-sra.c: Adjust.
466 * tree-ssa-alias.c: Adjust.
467 * tree-ssa-live.c: Adjust.
468 * tree-ssa.c: Adjust.
469 * tree-ssanames.c: Adjust.
470 * tree-tailcall.c: Adjust.
471
472 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
473
474 PR debug/47106
475 PR debug/47402
476 * tree-flow.h (referenced_var_lookup): Add fn parameter.
477 Adjust all callers.
478 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
479 * tree-flow-inline.h: Adjust.
480 * gimple-pretty-print.c: Adjust.
481 * tree-into-ssa.c: Adjust.
482 * tree-ssa.c: Adjust.
483 * cfgexpand.c: Adjust.
484
485 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
486
487 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
488 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
489 (EXTRA_CONSTRAINT): Delete.
490 * config/iq2000/constraints.md: New file.
491 * config/iq2000/iq2000.md: Include it.
492 (define_insn ""): Delete.
493 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
494 unsupported constraint letters from patterns.
495 (call_value, call_value_internal1): Likewise.
496 (call_value_multiple_internal1): Likewise.
497
498 2011-02-15 Nick Clifton <nickc@redhat.com>
499
500 * config/mn10300/mn10300.c: Include tm-constrs.h.
501 (struct liw_data): New data structure describing an LIW candidate
502 instruction.
503 (extract_bundle): Use struct liw_data. Allow small integer
504 operands for some instructions.
505 (check_liw_constraints): Use struct liw_data. Remove swapped
506 parameter. Add comments describing the checks. Fix bug when
507 assigning the source of liw1 to the source of liw2.
508 (liw_candidate): Delete. Code moved into extract_bundle.
509 (mn10300_bundle_liw): Use struct liw_data. Check constraints
510 before swapping.
511 * config/mn10300/predicates.md (liw_operand): New predicate.
512 Allows registers and small integer constants.
513 * config/mn10300/constraints.md (O): New constraint. Accetps
514 integers in the range -8 to +7 inclusive.
515 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
516 for moving a small integer into a register. Give this alternative
517 LIW attributes.
518 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
519 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
520 using the J,K,L and M constraints,
521 (liw): Remove SI mode on second operands to allow for HI and QI
522 mode values.
523 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
524 instruction.
525
526 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
527
528 PR middle-end/47725
529 * combine.c (cant_combine_insn_p): Check zero/sign extended
530 hard registers.
531
532 2011-02-15 Richard Guenther <rguenther@suse.de>
533
534 PR tree-optimization/47743
535 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
536 for a non-type-compatible VN lookup bail out.
537
538 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
539
540 * config/fr30/constraints.md: New file.
541 * config/fr30/fr30.md: Include it.
542 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
543 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
544 (EXTRA_CONSTRAINT): Delete.
545
546 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
547
548 * config/frv/constraints.md: New file.
549 * config/frv/predicates.md: Include it.
550 * config/frv/frv.c (reg_class_from_letter): Delete.
551 (frv_option_override): Don't initialize it.
552 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
553 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
554 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
555 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
556 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
557 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
558 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
559 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
560 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
561 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
562 (REG_CLASS_FROM_CONSTRAINT): Delete.
563
564 2011-02-15 Jakub Jelinek <jakub@redhat.com>
565
566 PR middle-end/47581
567 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
568 if frame size is 0 in a leaf function.
569
570 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
571
572 PR pch/14940
573 * config/alpha/host-osf.c: New file.
574 * config/alpha/x-osf: New file.
575 * config.host (alpha*-dec-osf*): Use it.
576
577 2011-02-14 Anatoly Sokolov <aesok@post.ru>
578
579 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
580 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
581 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
582 (rx_mode_dependent_address_p): ...this. Make static. Change argument
583 type to const_rtx.
584 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
585
586 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
587
588 * config/stormy16/constraints.md: New file.
589 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
590 Use satisfies_constraint_Q and satisfies_constraint_R.
591 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
592 Delete.
593 (xstormy16_legitiamte_address_p): Declare.
594 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
595 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
596 (EXTRA_CONSTRAINT): Delete.
597 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
598 Un-staticize.
599 (xstormy16_extra_constraint_p): Delete.
600
601 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
602
603 PR tree-optimization/46494
604 * loop-unroll.c (split_edge_and_insert): Adjust comment.
605 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
606 (pass_rtl_loop_done): Add TODO_verify_flow.
607 * fwprop.c (pass_rtl_fwprop): Likewise.
608 * modulo-sched.c (pass_sms): Likewise.
609 * tree-ssa-dom.c (pass_dominator): Likewise.
610 * tree-ssa-loop-ch.c (pass_ch): Likewise.
611 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
612 (pass_tree_loop_done): Likewise.
613 * tree-ssa-pre.c (execute_pre): Likewise.
614 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
615 * tree-ssa-sink.c (pass_sink_code): Likewise.
616 * tree-vrp.c (pass_vrp): Likewise.
617
618 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
619
620 * config/v850/constraints.md: New file.
621 * config/v850/v850.md: Include it.
622 * config/v850/predicates.md (reg_or_0_operand): Use
623 satisfies_constraint_G.
624 (special_symbolref_operand): Use satisfies_constraint_K.
625 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
626 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
627 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
628 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
629 (EXTRA_CONSTRAINT): Delete.
630 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
631 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
632 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
633
634 2011-02-14 Anatoly Sokolov <aesok@post.ru>
635
636 PR target/47696
637 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
638 description.
639
640 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
641
642 * config/mcore/constraints.md: New file.
643 * config/mcore/mcore.md: Include it.
644 * config/mcore/mcore.c (reg_class_from_letter): Delete.
645 * config/mcore/mcore.h (reg_class_from_letter): Delete.
646 (REG_CLASS_FROM_LETTER): Delete.
647 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
648 insn_const_int_ok_for_constraint.
649 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
650 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
651 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
652 (EXTRA_CONSTRAINT): Delete.
653
654 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
655
656 PR ada/41929
657 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
658 (IS_SIGHANDLER): Define.
659 (sparc64_is_sighandler): New function, split off from
660 sparc64_fallback_frame_state.
661 (sparc_is_sighandler): New function, split off from
662 sparc_fallback_frame_state.
663 (sparc64_fallback_frame_state): Merge with ...
664 (sparc_fallback_frame_state): ... this into ...
665 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
666 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
667 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
668 stack instead of hardcoded offsets.
669
670 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
671
672 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
673
674 2011-02-14 Andriy Gapon <avg@freebsd.org>
675
676 PR target/45808
677 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
678
679 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
680
681 * configure: Regenerate.
682
683 2011-02-12 Joseph Myers <joseph@codesourcery.com>
684
685 PR driver/45731
686 * gcc.c (asm_options): Correct spec matching --target-help.
687
688 2011-02-12 Martin Jambor <mjambor@suse.cz>
689
690 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
691 to gimple call error.
692
693 2011-02-12 Mike Stump <mikestump@comcast.net>
694
695 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
696 comments in backslash regions.
697
698 2011-02-12 Mike Stump <mikestump@comcast.net>
699 Jakub Jelinek <jakub@redhat.com>
700 Iain Sandoe <iains@gcc.gnu.org>
701
702 PR target/47324
703 * dwarf2out.c (output_cfa_loc): When required, apply the
704 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
705 (output_loc_sequence): Likewise.
706 (output_loc_operands_raw): Likewise.
707 (output_loc_sequence_raw): Likewise.
708 (output_cfa_loc): Likewise.
709 (output_loc_list): Suppress register number adjustment when
710 calling output_loc_sequence()
711 (output_die): Likewise.
712
713 2011-02-12 Anatoly Sokolov <aesok@post.ru>
714
715 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
716 Remove macros.
717 * config/xtensa/xtensa.c (xtensa_register_move_cost,
718 xtensa_memory_move_cost): New functions.
719 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
720
721 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
722
723 PR lto/47225
724 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
725 in the current directory.
726 * configure: Rebuilt.
727
728 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
729
730 * config/darwin.c (darwin_override_options): Add a hunk missed
731 from the commit of r168571. Trim comment line lengths and
732 correct indents of the preceding block.
733
734 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
735
736 * gcc.c (driver_handle_option): Concatenate the argument to -F with
737 the switch.
738
739 2011-02-11 Joseph Myers <joseph@codesourcery.com>
740
741 * common.opt (nostartfiles): New Driver option.
742
743 2011-02-11 Xinliang David Li <davidxl@google.com>
744
745 PR tree-optimization/47707
746 * tree-chrec.c (convert_affine_scev): Keep type precision.
747
748 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
749
750 PR tree-optimization/47420
751 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
752
753 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
754
755 PR rtl-optimization/47614
756 * rtl.h (check_for_inc_dec): Declare.
757 * dse.c (check_for_inc_dec): Externalize...
758 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
759 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
760
761 2011-02-11 Joseph Myers <joseph@codesourcery.com>
762
763 PR driver/47678
764 * gcc.c (main): Do not compile inputs if there were errors in
765 option handling.
766 * opts-common.c (read_cmdline_option): Check for wrong language
767 after other error checks.
768
769 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
770
771 * cgraph.c: Fix comment typos.
772 * cgraph.h: Likewise.
773 * cgraphunit.c: Likewise.
774 * ipa-cp.c: Likewise.
775 * ipa-inline.c: Likewise.
776 * ipa-prop.c: Likewise.
777 * ipa-pure-const.c: Likewise.
778 * ipa-ref.c: Likewise.
779 * ipa-reference.c: Likewise.
780
781 2011-02-11 Jakub Jelinek <jakub@redhat.com>
782
783 PR debug/47684
784 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
785
786 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
787
788 PR testsuite/47400
789 * doc/sourcebuild.texi (Require Support): Document
790 dg-require-ascii-locale.
791
792 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
793
794 * doc/lto.texi (Write summary): Fix missing parentheses.
795
796 2011-02-10 DJ Delorie <dj@redhat.com>
797
798 * config/m32c/m32c.c (m32c_option_override): Disable
799 -fcombine-stack-adjustments until flag value tracking and compare
800 optimization can be rewritten.
801
802 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
803
804 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
805 PROCESSOR_POWER7.
806 (PROCESSOR_DEFAULT64): Likewise.
807
808 2011-02-10 Richard Henderson <rth@redhat.com>
809
810 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
811 change from 2011-02-03.
812 * config/rx/rx.c (flags_from_code): Likewise.
813 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
814 is valid, n/pz otherwise.
815 (rx_select_cc_mode): Return CCmode if Y is not zero.
816
817 2011-02-10 Richard Guenther <rguenther@suse.de>
818
819 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
820
821 2011-02-10 Richard Guenther <rguenther@suse.de>
822
823 PR tree-optimization/47677
824 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
825
826 2011-02-10 Jakub Jelinek <jakub@redhat.com>
827
828 PR target/47665
829 * combine.c (make_compound_operation): Only change shifts into
830 multiplication for SCALAR_INT_MODE_P.
831
832 2011-02-10 Jie Zhang <jie@codesourcery.com>
833
834 PR testsuite/47622
835 Revert
836 2011-02-05 Jie Zhang <jie@codesourcery.com>
837 PR debug/42631
838 * web.c (entry_register): Don't clobber the number of the
839 first uninitialized reference in used[].
840
841 2011-02-09 Richard Guenther <rguenther@suse.de>
842
843 PR tree-optimization/47664
844 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
845 all edges again.
846
847 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
848
849 PR target/46481
850 PR target/47032
851 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
852 PROCESSOR_POWER7.
853 (PROCESSOR_DEFAULT64): Same.
854 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
855
856 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
857
858 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
859
860 2011-02-09 Martin Jambor <mjambor@suse.cz>
861
862 PR middle-end/45505
863 * tree-sra.c (struct access): New flags grp_scalar_read and
864 grp_scalar_write. Changed description of assignment read and write
865 flags.
866 (dump_access): Dump new flags, reorder all of them.
867 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
868 to detect multiple scalar reads.
869 (analyze_access_subtree): Use the new scalar read write flags instead
870 of the old flags. Adjusted comments.
871
872 2011-02-08 DJ Delorie <dj@redhat.com>
873
874 PR target/47548
875 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
876 patterns.
877
878 2011-02-08 Joseph Myers <joseph@codesourcery.com>
879
880 * config/m68k/uclinux.opt: New.
881 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
882
883 2011-02-08 Joseph Myers <joseph@codesourcery.com>
884
885 * config/cris/elf.opt (sim): New Driver option.
886
887 2011-02-08 Joseph Myers <joseph@codesourcery.com>
888
889 * config/xtensa/elf.opt: New.
890 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
891
892 2011-02-08 Joseph Myers <joseph@codesourcery.com>
893
894 * config/vax/elf.opt: New.
895 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
896
897 2011-02-08 Joseph Myers <joseph@codesourcery.com>
898
899 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
900
901 2011-02-08 Joseph Myers <joseph@codesourcery.com>
902
903 * config/gnu-user.opt: New.
904 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
905 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
906 *-*-uclinux*): Use gnu-user.opt.
907
908 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
909
910 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
911 * config/i386/gnu.h (CPP_SPEC): Likewise.
912
913 2011-02-08 Ian Lance Taylor <iant@google.com>
914
915 * common.opt (fcx-limited-range): Add SetByCombined flag.
916 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
917 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
918 (fassociative-math, freciprocal-math): Likewise.
919 (funsafe-math-optimizations): Likewise.
920 * opth-gen.awk: Handle SetByCombined.
921 * optc-gen.awk: Likewise.
922 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
923 (set_unsafe_math_optimizations_flags): Likewise.
924 * doc/options.texi (Option properties): Document SetByCombined.
925
926 2011-02-08 Joseph Myers <joseph@codesourcery.com>
927
928 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
929 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
930 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
931 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
932 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
933
934 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
935
936 PR tree-optimization/46834
937 PR tree-optimization/46994
938 PR tree-optimization/46995
939 * graphite-sese-to-poly.c (used_outside_reduction): New.
940 (detect_commutative_reduction): Call used_outside_reduction.
941 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
942 translate_scalar_reduction_to_array only when at least one
943 loop-phi/close-phi tuple has been detected.
944
945 2011-02-08 Richard Guenther <rguenther@suse.de>
946
947 PR middle-end/47639
948 * tree-vect-generic.c (expand_vector_operations_1): Update
949 stmts here ...
950 (expand_vector_operations): ... not here. Cleanup EH info
951 and the CFG if required.
952
953 2011-02-08 Richard Guenther <rguenther@suse.de>
954
955 PR tree-optimization/47641
956 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
957 require type compatibility.
958
959 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
960
961 * gimple-low.c (lower_function_body): Don't remove the location of
962 the return statement here.
963 (lower_gimple_return): Do it here instead but only if the return
964 statement is actually used twice.
965
966 2011-02-08 Richard Guenther <rguenther@suse.de>
967
968 PR tree-optimization/47632
969 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
970 unused up_to_stmt parameter, return whether cfg-cleanup is
971 necessary, remove EH info properly.
972 (forward_propagate_into_gimple_cond): Adjust caller.
973 (forward_propagate_into_cond): Likewise.
974 (forward_propagate_comparison): Likewise.
975 (tree_ssa_forward_propagate_single_use_vars): Make
976 forward_propagate_comparison case similar to the two others.
977
978 2011-02-08 Nick Clifton <nickc@redhat.com>
979
980 * config/mn10300/mn10300.opt (mliw): New command line option.
981 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
982 (liw_bundling): New automaton.
983 (liw): New attribute.
984 (liw_op): New attribute.
985 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
986 (movsi_internal): Add LIW attributes.
987 (andsi3): Likewise.
988 (iorsi3): Likewise.
989 (xorsi3): Likewise.
990 (addsi3): Separate register and immediate alternatives.
991 Add LIW attributes.
992 (subsi3): Likewise.
993 (cmpsi): Likewise.
994 (aslsi3): Likewise.
995 (lshrsi3): Likewise.
996 (ashrsi3): Likewise.
997 (liw): New pattern.
998 * config/mn10300/mn10300.c (liw_op_names): New
999 (mn10300_print_operand): Handle 'W' operand descriptor.
1000 (extract_bundle): New function.
1001 (check_liw_constraints): New function.
1002 (liw_candidate): New function.
1003 (mn10300_bundle_liw): New function.
1004 (mn10300_reorg): New function.
1005 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1006 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1007 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1008 __LIW__ or __NO_LIW__.
1009 * doc/invoke.texi: Describe the -mliw command line option.
1010
1011 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1012
1013 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1014 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1015 pthread_mutex_unlock): Remove.
1016 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1017 * config/pa/t-pa64: Likewise.
1018 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1019 shared libc if not linking against libpthread.
1020 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1021
1022 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1023
1024 PR target/47558
1025 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1026 on 10.6 and later to ensure that we always use the unwinder from
1027 the system. Only add -no_compact_unwind when tarteting darwin
1028 10.6 or later.
1029
1030 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1031
1032 PR target/46997
1033 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1034 (vec_interleave_lowv2sf): Ditto.
1035 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1036 (vec_extract_oddv2sf): Ditto.
1037
1038 2011-02-07 Mike Stump <mikestump@comcast.net>
1039
1040 PR target/42333
1041 Add __ieee_divdc3 entry point.
1042 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1043 entry point.
1044 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1045 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1046 * config/darwin.c (darwin_rename_builtins): Add.
1047 * config/darwin-protos.h (darwin_rename_builtins): Add.
1048
1049 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1050
1051 PR target/47636
1052 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1053 for the condition.
1054
1055 2011-02-07 Mike Stump <mikestump@comcast.net>
1056
1057 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1058
1059 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1060
1061 PR target/47534
1062 * config/avr/libgcc.S (exit): Move .endfunc
1063
1064 2011-02-07 Richard Guenther <rguenther@suse.de>
1065
1066 PR tree-optimization/47615
1067 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1068 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1069 (run_scc_vn): Initialize it.
1070 (visit_reference_op_load): Use it.
1071 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1072
1073 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1074
1075 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1076 DImode trapping arithmetic libfuncs.
1077
1078 2011-02-07 Richard Guenther <rguenther@suse.de>
1079
1080 PR tree-optimization/47621
1081 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1082 two duplicates ...
1083 (execute_update_addresses_taken): ... here. Make it more
1084 conservative in what we accept.
1085
1086 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1087
1088 * config/sparc/freebsd.h (ASM_SPEC): Define.
1089 * config/sparc/vxworks.h (ASM_SPEC): Define.
1090
1091 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1092
1093 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1094
1095 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1096
1097 * doc/invoke.texi: Remove reference to compiler internals from
1098 user documentation.
1099
1100 * reg-notes.def: Remove REG_VALUE_PROFILE.
1101 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1102
1103 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1104
1105 PR middle-end/47610
1106 * varasm.c (default_section_type_flags): If decl is NULL,
1107 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1108
1109 2011-02-05 Jie Zhang <jie@codesourcery.com>
1110
1111 PR debug/42631
1112 * web.c (entry_register): Don't clobber the number of the
1113 first uninitialized reference in used[].
1114
1115 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1116
1117 PR tree-optimization/46194
1118 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1119 (build_classic_dist_vector_1): Do not represent classic distance
1120 vectors when the access functions are variating in different loops.
1121
1122 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1123
1124 * config/mips/iris6.opt: New.
1125 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1126
1127 2011-02-04 Richard Henderson <rth@redhat.com>
1128 Steve Ellcey <sje@cup.hp.com>
1129
1130 PR target/46997
1131 * config/ia64/predicates.md (mux1_brcst_element): New.
1132 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1133 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1134 (ia64_unpack_sign): New.
1135 (ia64_expand_unpack): Rewrite using new routines.
1136 (ia64_expand_widen_sum): Ditto.
1137 (ia64_expand_dot_prod_v8qi): Ditto.
1138 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1139 routines, add endian check.
1140 (pmpy2_even): Rename from pmpy2_r, add endian check.
1141 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1142 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1143 (vec_widen_smult_hi_v4hi): Ditto.
1144 (vec_widen_umult_lo_v4hi): Ditto.
1145 (vec_widen_umult_hi_v4hi): Ditto.
1146 (mulv2si3): Change endian checks.
1147 (sdot_prodv4hi): Rewrite with new calls.
1148 (udot_prodv4hi): New.
1149 (vec_pack_ssat_v4hi): Add endian check.
1150 (vec_pack_usat_v4hi): Ditto.
1151 (vec_pack_ssat_v2si): Ditto.
1152 (max1_even): Rename from max1_r, add endian check.
1153 (max1_odd): Rename from max1_l, add endian check.
1154 (*mux1_rev): Format change.
1155 (*mux1_mix): Ditto.
1156 (*mux1_shuf): Ditto.
1157 (*mux1_alt): Ditto.
1158 (*mux1_brcst_v8qi): Use new predicate.
1159 (vec_extract_evenv8qi): Remove endian check.
1160 (vec_extract_oddv8qi): Ditto.
1161 (vec_interleave_lowv4hi): Format change.
1162 (vec_interleave_highv4hi): Ditto.
1163 (mix2_even): Rename from mix2_r, add endian check.
1164 (mix2_odd): Rename from mux2_l, add endian check.
1165 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1166 (vec_extract_evenodd_helper): Format change.
1167 (vec_extract_evenv4hi): Remove endian check.
1168 (vec_extract_oddv4hi): Remove endian check.
1169 (vec_interleave_lowv2si): Format change.
1170 (vec_interleave_highv2si): Format change.
1171 (vec_initv2si): Remove endian check.
1172 (vecinit_v2si): Add endian check.
1173 (reduc_splus_v2sf): Add endian check.
1174 (reduc_smax_v2sf): Ditto.
1175 (reduc_smin_v2sf): Ditto.
1176 (vec_initv2sf): Remove endian check.
1177 (fpack): Add endian check.
1178 (fswap): Add endian check.
1179 (vec_interleave_highv2sf): Add endian check.
1180 (vec_interleave_lowv2sf): Add endian check.
1181 (fmix_lr): Add endian check.
1182 (vec_setv2sf): Format change.
1183 (*vec_extractv2sf_0_be): Use shift to extract operand.
1184 (*vec_extractv2sf_1_be): New.
1185 (vec_pack_trunc_v4hi): Add endian check.
1186 (vec_pack_trunc_v2si): Format change.
1187
1188 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1189
1190 PR inline-asm/23200
1191 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1192 do bb, locus and block comparison and disallow loads if it is not set.
1193 (stmt_is_replaceable_p): New function.
1194 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1195 callers.
1196 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1197 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1198 SSA_NAME_DEF_STMT.
1199 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1200
1201 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1202
1203 * config/rs6000/xilinx.opt: New.
1204 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1205
1206 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1207
1208 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1209
1210 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1211
1212 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1213 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1214 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1215 secondary_reload_info, xtensa_secondary_reload): Remove.
1216 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1217 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1218 (xtensa_preferred_reload_class): Make static. Change return and
1219 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1220 Use CONST_DOUBLE_P predicate.
1221 (xtensa_preferred_output_reload_class): New function.
1222 (xtensa_secondary_reload): Make static.
1223
1224 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1225
1226 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1227 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1228 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1229
1230 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1231
1232 PR middle-end/31490
1233 * output.h (SECTION_RELRO): Define.
1234 (SECTION_MACH_DEP): Adjust.
1235 (get_variable_section): New prototype.
1236 * varpool.c (varpool_finalize_named_section_flags): New function.
1237 (varpool_assemble_pending_decls): Call it.
1238 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1239 * cgraphunit.c (cgraph_output_in_order): Call
1240 varpool_finalize_named_section_flags.
1241 * varasm.c (get_section): Allow section flags conflicts between
1242 relro and read-only sections if the section hasn't been declared yet.
1243 Set SECTION_OVERRIDE after diagnosing section type conflict.
1244 (get_variable_section): No longer static.
1245 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1246 readonly sections that need relocations.
1247 (decl_readonly_section_1): New function.
1248 (decl_readonly_section): Use it.
1249
1250 Revert:
1251 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1252 Steve Ellcey <sje@cup.hp.com>
1253
1254 PR middle-end/31490
1255 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1256 if section attribute used.
1257
1258 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1259
1260 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1261 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1262 (darwin_init_sections): Remove assertion.
1263
1264 2011-02-03 Nick Clifton <nickc@redhat.com>
1265
1266 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1267 lt and ge.
1268 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1269 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1270 instead of "n" and "pz".
1271 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1272 CC_FLAG_S.
1273
1274 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1275
1276 PR target/47312
1277 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1278 fma, expand FMA_EXPR as fma{,f,l} call.
1279
1280 PR lto/47274
1281 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1282 copy them into a unsigned char variable and pass address of it to
1283 lto_output_data_stream.
1284
1285 PR target/47564
1286 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1287 around backend_init_target and lang_dependent_init_target calls.
1288 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1289 (verify_cgraph_node): Don't call set_cfun here. Use
1290 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1291 Set error_found for incorrectly represented calls to thunks.
1292
1293 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1294
1295 PR debug/43092
1296 PR rtl-optimization/43494
1297 * rtl.h (for_each_inc_dec_fn): New type.
1298 (for_each_inc_dec): Declare.
1299 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1300 (for_each_inc_dec_find_inc_dec): New fn.
1301 (for_each_inc_dec_find_mem): New fn.
1302 (for_each_inc_dec): New fn.
1303 * dse.c (struct insn_size): Remove.
1304 (replace_inc_dec, replace_inc_dec_mem): Remove.
1305 (emit_inc_dec_insn_before): New fn.
1306 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1307 (canon_address): Pass mem modes to cselib_lookup.
1308 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1309 (cselib_lookup_from_insn): Likewise.
1310 (cselib_subst_to_values): Likewise.
1311 * cselib.c (find_slot_memmode): New var.
1312 (cselib_find_slot): New fn. Use it instead of
1313 htab_find_slot_with_hash everywhere.
1314 (entry_and_rtx_equal_p): Use find_slot_memmode.
1315 (autoinc_split): New fn.
1316 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1317 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1318 Deal with autoinc. Special-case recursion into MEMs.
1319 (cselib_hash_rtx): Likewise.
1320 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1321 address and MEM modes.
1322 (cselib_subst_to_values): Add memmode, pass it on.
1323 Deal with autoinc.
1324 (cselib_lookup): Add memmode argument, pass it on.
1325 (cselib_lookup_from_insn): Add memmode.
1326 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1327 (struct cselib_record_autoinc_data): New.
1328 (cselib_record_autoinc_cb): New fn.
1329 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1330 mode to cselib_lookup. Reset autoinced REGs here instead of...
1331 (cselib_process_insn): ... here.
1332 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1333 to cselib_lookup.
1334 (add_uses): Likewise, also to cselib_subst_to_values.
1335 (add_stores): Likewise.
1336 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1337 cselib_subst_to_values.
1338 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1339 * gcse.c (do_local_cprop): Adjusted.
1340 * postreload.c (reload_cse_simplify_set): Adjusted.
1341 (reload_cse_simplify_operands): Adjusted.
1342 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1343
1344 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1345
1346 PR tree-optimization/45122
1347 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1348 unsafe assumptions when there's more than one loop exit.
1349
1350 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1351
1352 PR target/47272
1353 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1354 Document using vector double with the load/store builtins, and
1355 that the load/store builtins always use Altivec instructions.
1356
1357 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1358 to use altivec memory instructions, even on VSX.
1359 (vector_altivec_store_<mode>): Ditto.
1360
1361 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1362 function.
1363
1364 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1365 V2DF, V2DI support to load/store overloaded builtins.
1366
1367 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1368 altivec load/store builtins for V2DF/V2DI types.
1369
1370 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1371 set avoid indexed addresses on power6 if -maltivec.
1372 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1373 vector_altivec_load/vector_altivec_store builtins.
1374 (altivec_expand_st_builtin): Ditto.
1375 (altivec_expand_builtin): Add VSX memory builtins.
1376 (rs6000_init_builtins): Add V2DI types to internal types.
1377 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1378 load/store builtins.
1379 (rs6000_address_for_altivec): Insure memory address is appropriate
1380 for Altivec.
1381
1382 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1383 vec_vsx_ld and vec_vsx_st.
1384 (vsx_store_<mode>): Ditto.
1385
1386 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1387 variables to hold long long types for VSX vector memory builtins.
1388 (RS6000_BTI_unsigned_long_long): Ditto.
1389 (long_long_integer_type_internal_node): Ditti.
1390 (long_long_unsigned_type_internal_node): Ditti.
1391
1392 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1393 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1394 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1395
1396 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1397 short cuts.
1398 (vec_vsx_st): Ditto.
1399
1400 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1401
1402 * config/pa/pa-hpux10.opt: New.
1403 * config/hpux11.opt (pthread): New Driver option.
1404 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1405 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1406
1407 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1408
1409 * config/ia64/vms.opt: New.
1410 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1411
1412 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1413
1414 PR target/47580
1415 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1416 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1417 generator functions.
1418 (vsx_floatuns<VSi><mode>2): Ditto.
1419 (vsx_fix_trunc<mode><VSi>2): Ditto.
1420 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1421
1422 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1423
1424 * config/i386/djgpp.opt (posix): New Driver option.
1425
1426 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1427
1428 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1429 Move to the unsupported targets list.
1430
1431 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1432
1433 PR rtl-optimization/47525
1434 * df-scan.c: Update copyright years.
1435 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1436 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1437
1438 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1439
1440 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1441 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1442 (ASM_OUTPUT_ASCII): Remove.
1443 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1444
1445 2011-02-02 Jeff Law <law@redhat.com>
1446
1447 PR middle-end/47543
1448 * reload.c (find_reloads_address): Handle reg+d address where both
1449 components are invalid by reloading the entire address.
1450
1451 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1452 Richard Guenther <rguenther@suse.de>
1453
1454 PR tree-optimization/40979
1455 PR bootstrap/47044
1456 * passes.c (init_optimization_passes): After LIM call copy_prop
1457 and DCE to clean up.
1458 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1459
1460 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1461
1462 PR tree-optimization/47576
1463 PR tree-optimization/47555
1464 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1465 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1466 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1467 * tree-scalar-evolution.c (follow_ssa_edge): Use
1468 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1469
1470 2011-02-02 Richard Guenther <rguenther@suse.de>
1471
1472 PR tree-optimization/47566
1473 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1474
1475 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1476
1477 PR debug/47106
1478 PR debug/47402
1479 * tree-inline.c (declare_return_variable): Remove unused caller
1480 variable.
1481
1482 PR debug/47106
1483 PR debug/47402
1484 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1485 * cfgexpand.c (account_used_vars_for_block): Use them.
1486 * tree-nrv.c (tree_nrv): Likewise.
1487 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1488 (dump_scope_block): Likewise.
1489 (remove_unused_locals): Likewise.
1490
1491 PR debug/47106
1492 PR debug/47402
1493 * tree-inline.c (declare_return_variable): Add result decl to
1494 local decls only once.
1495 * gimple-low.c (record_vars_into): Mark newly-created variables
1496 as referenced.
1497
1498 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1499
1500 PR debug/47498
1501 PR debug/47501
1502 PR debug/45136
1503 PR debug/45130
1504 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1505 debug insns.
1506 (no_real_insns_p, schedule_block, set_priorities): Drop special
1507 treatment of boundary debug insns.
1508 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1509 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1510 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1511 (BOUNDARY_DEBUG_INSN_P): Likewise.
1512 (SCHEDULE_DEBUG_INSN_P): Likewise.
1513 * sched-rgn.c (init_ready_list): Drop special treatment of
1514 boundary debug insns.
1515 * final.c (rest_of_clean_state): Clear notes' BB.
1516
1517 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1518
1519 * config/openbsd.opt (assert=): New Driver option.
1520
1521 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1522
1523 * config/i386/nto.opt: New.
1524 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1525
1526 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1527
1528 * config/i386/netware.opt: New.
1529 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1530
1531 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1532
1533 * config/interix.opt (posix): New Driver option.
1534
1535 2011-02-01 DJ Delorie <dj@redhat.com>
1536
1537 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1538
1539 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1540 class for A0/A1.
1541
1542 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1543
1544 PR tree-optimization/47561
1545 * toplev.c (process_options): Print the Graphite flags. Add
1546 flag_loop_flatten to the list of options requiring Graphite.
1547
1548 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1549
1550 * config/i386/cygming.opt (posix): New Driver option.
1551
1552 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1553
1554 * config/arm/vxworks.opt: New.
1555 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1556
1557 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1558
1559 * config/alpha/elf.opt: New.
1560 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1561 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1562
1563 2011-02-01 Richard Guenther <rguenther@suse.de>
1564
1565 PR tree-optimization/47559
1566 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1567 store-motion on references that can throw.
1568
1569 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1570
1571 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1572 * tree-pass.h (TDF_CSELIB): New macro.
1573 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1574 cselib_lookup): Check for it rather than for TDF_DETAILS.
1575
1576 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1577
1578 PR driver/47547
1579 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1580 is HOST_BIT_BUCKET.
1581
1582 * opts.c (finish_options): Don't add x_aux_base_name if it is
1583 HOST_BIT_BUCKET.
1584
1585 2011-02-01 Richard Guenther <rguenther@suse.de>
1586
1587 PR tree-optimization/47555
1588 Revert
1589 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1590
1591 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1592
1593 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1594
1595 PR gcc/46692
1596 * config/lm32/t-lm32: Add multilib for all CPU options.
1597
1598 2011-02-01 Richard Guenther <rguenther@suse.de>
1599
1600 PR tree-optimization/47541
1601 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1602 sure to have a field at offset zero.
1603
1604 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1605
1606 * config/arc/arc.opt (EB, EL): New Driver options.
1607
1608 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1609
1610 * config/alpha/osf5.opt: New.
1611 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1612
1613 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1614
1615 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1616
1617 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1618
1619 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1620 -floop-interchange.
1621 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1622 is an alias of -floop-interchange and that it requires the
1623 Graphite infrastructure.
1624 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1625 flag_loop_interchange based on the value of flag_tree_loop_linear.
1626
1627 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1628 Richard Guenther <rguenther@suse.de>
1629
1630 PR tree-optimization/47538
1631 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1632 type instead of r1type, except for comparisons. For right
1633 shifts and comparisons punt if there are mismatches in
1634 sizetype vs. non-sizetype types.
1635
1636 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1637
1638 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1639 avx_runtime.
1640
1641 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1642
1643 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1644 version number.
1645 * configure: Regenerate.
1646
1647 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1648
1649 * configure.ac (gcc_cv_ld_static_option): Define.
1650 (gcc_cv_ld_dynamic_option): Define.
1651 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1652 instead.
1653 (HAVE_LD_STATIC_DYNAMIC): Update message.
1654 (LD_STATIC_OPTION): Define.
1655 (LD_DYNAMIC_OPTION): Define.
1656 * configure: Regenerate.
1657 * config.in: Regenerate.
1658 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1659 HAVE_LD_STATIC_DYNAMIC]: Use them.
1660
1661 2011-01-31 Nick Clifton <nickc@redhat.com>
1662
1663 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1664 registers inside interrupt handlers if the handler is not a leaf
1665 function.
1666
1667 2011-01-31 Nick Clifton <nickc@redhat.com>
1668
1669 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1670 reg_renumber returning an INVALID_REGNUM.
1671
1672 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1673
1674 PR libgcj/44341
1675 * doc/install.texi: Document host options discarded when cross
1676 configuring target libraries.
1677
1678 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1679
1680 Reverted:
1681 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1682 PR debug/45136
1683 PR debug/45130
1684 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1685 debug insns.
1686 (no_real_insns_p, schedule_block, set_priorities): Drop special
1687 treatment of boundary debug insns.
1688 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1689 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1690 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1691 (BOUNDARY_DEBUG_INSN_P): Likewise.
1692 (SCHEDULE_DEBUG_INSN_P): Likewise.
1693 * sched-rgn.c (init_ready_list): Drop special treatment of
1694 boundary debug insns.
1695 * final.c (rest_of_clean-state): Clear notes' BB.
1696
1697 2011-01-31 Alan Modra <amodra@gmail.com>
1698
1699 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1700 toc relative expressions as we do in print_operand_address.
1701
1702 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1703
1704 * doc/extend.texi: Follow spelling conventions.
1705 * doc/invoke.texi: Fix a typo.
1706
1707 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1708
1709 * config/hpux11.opt: New.
1710 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1711 ia64*-*-hpux*): Use hpux11.opt.
1712
1713 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1714
1715 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1716 to tmake_file.
1717
1718 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1719
1720 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1721 support sites.
1722
1723 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1724
1725 * doc/install.texi (Binaries): Remove outdated reference for
1726 Motorola 68HC11/68HC12 downloads.
1727
1728 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1729
1730 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1731 Drepper's paper.
1732
1733 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1734
1735 PR bootstrap/47147
1736 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1737 used by NetBSD.
1738
1739 2011-01-28 Ahmad Sharif <asharif@google.com>
1740
1741 * value-prof.c (check_counter): Corrected error message.
1742
1743 2011-01-29 Jie Zhang <jie@codesourcery.com>
1744
1745 * config/arm/arm.c (arm_legitimize_reload_address): New.
1746 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1747 arm_legitimize_reload_address.
1748 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1749
1750 2011-01-28 Ian Lance Taylor <iant@google.com>
1751
1752 * godump.c (go_define): Ignore macros whose definitions include
1753 two adjacent operands.
1754
1755 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1756
1757 PR target/42894
1758 * varasm.c (force_const_mem): Store copy of x in desc->constant
1759 instead of x itself.
1760 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1761 itself into REG_EQUAL note.
1762
1763 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1764
1765 * config/freebsd.opt (posix, rdynamic): New Driver options.
1766
1767 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1768
1769 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1770 -Bstatic/-Bdynamic.
1771 * configure: Regenerate.
1772
1773 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1774
1775 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1776 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1777
1778 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1779
1780 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1781 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1782 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1783 (s390_preferred_reload_class): Make static. Change return and
1784 'rclass' argument type to reg_class_t.
1785
1786 2011-01-27 Jan Hubicka <jh@suse.cz>
1787
1788 PR middle-end/46949
1789 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1790 (process_function_and_variable_attributes): Check defined weakrefs.
1791
1792 2011-01-27 Martin Jambor <mjambor@suse.cz>
1793
1794 PR tree-optimization/47228
1795 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1796 build_ref_for_offset.
1797
1798 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1799
1800 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1801
1802 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1803
1804 PR rtl-optimization/46856
1805 * postreload.c (reload_combine_recognize_const_pattern): Do not
1806 separate cc0 setter and user on cc0 targets.
1807
1808 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1809
1810 PR c/43082
1811 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1812 passed a VOID_TYPE expression, immediately emit an error and
1813 return error_mark_node.
1814
1815 2011-01-26 Jeff Law <law@redhat.com>
1816
1817 PR rtl-optimization/47464
1818 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1819 rather than may_trap_p as needed.
1820
1821 2011-01-26 DJ Delorie <dj@redhat.com>
1822
1823 PR rtl-optimization/46878
1824 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1825 setter/user dependency as well.
1826
1827 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1828
1829 PR rtl-optimization/44469
1830 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1831 after removing trivially dead basic blocks.
1832
1833 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1834
1835 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1836 * config/frv/frv.h (LINK_SPEC): Likewise.
1837 * config/i386/netware.h (LINK_SPEC): Likewise.
1838 * config/m68k/linux.h (ASM_SPEC): Likewise.
1839 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1840 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1841 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1842 * config/sparc/linux.h (ASM_SPEC): Likewise.
1843 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1844 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1845
1846 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1847
1848 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1849 * config/frv/frv.h (ASM_SPEC): Likewise.
1850 * config/m68k/linux.h (ASM_SPEC): Likewise.
1851 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1852 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1853 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1854 * config/sparc/linux.h (ASM_SPEC): Likewise.
1855 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1856 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1857
1858 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1859
1860 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1861 * config/frv/frv.h (LINK_SPEC): Likewise.
1862 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1863
1864 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1865
1866 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1867 * config/frv/frv.h (ASM_SPEC): Likewise.
1868 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1869 * config/m68k/linux.h (ASM_SPEC): Likewise.
1870 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1871 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1872 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1873 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1874 * config/sparc/linux.h (ASM_SPEC): Likewise.
1875 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1876 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1877 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1878
1879 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1880
1881 PR target/46997
1882 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1883 (*mux2): Ditto.
1884 (vec_extract_evenodd_help): Ditto.
1885 (vec_extract_evenv4hi): Ditto.
1886 (vec_extract_oddv4hi): Ditto.
1887 (vec_interleave_lowv2si): Ditto.
1888 (vec_interleave_highv2si): Ditto.
1889 (vec_extract_evenv2si): Ditto.
1890 (vec_extract_oddv2si: Ditto.
1891 (vec_pack_trunc_v2si): Ditto.
1892
1893 2011-01-22 Jan Hubicka <jh@suse.cz>
1894
1895 PR target/47237
1896 * cgraph.h (cgraph_local_info): New field can_change_signature.
1897 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1898 signature can change.
1899 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1900 can change.
1901 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1902 (cgraph_function_versioning): We can not change signature of functions
1903 that don't allow that.
1904 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1905 (lto_input_node): Likewise.
1906 * ipa-inline.c (compute_inline_parameters): Compute
1907 local.can_change_signature.
1908 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1909 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1910 functions that can not change signature.
1911 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1912 init_cumulative_args): Do not use local calling conventions
1913 for functions that can not change signature.
1914
1915 2011-01-22 Jan Hubicka <jh@suse.cz>
1916
1917 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1918
1919 2011-01-26 Richard Guenther <rguenther@suse.de>
1920
1921 PR tree-optimization/47190
1922 * cgraphunit.c (process_common_attributes): New function.
1923 (process_function_and_variable_attributes): Use it.
1924
1925 2011-01-26 Richard Guenther <rguenther@suse.de>
1926
1927 PR lto/47423
1928 * cgraphbuild.c (record_eh_tables): Record reference to personality
1929 function.
1930
1931 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1932
1933 PR debug/45454
1934 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1935 non-debug insns from moving up.
1936
1937 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1938
1939 PR target/40125
1940 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1941 t-dlldir{,-x} fragment for build and add it to tmake_file.
1942 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1943 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1944 * config/i386/t-dlldir: New file.
1945 (SHLIB_DLLDIR): Define.
1946 * config/i386/t-dlldir-x: New file.
1947 (SHLIB_DLLDIR): Define.
1948 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1949 (SHLIB_INSTALL): Use it.
1950
1951 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1952
1953 PR target/47246
1954 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1955 lower bound of the allowed Thumb-2 coprocessor load/store
1956 index range to -256. Add explaining comment.
1957
1958 2011-01-25 Ian Lance Taylor <iant@google.com>
1959
1960 * godump.c (go_define): Improve lexing of macro expansion to only
1961 accept expressions which match Go spec.
1962
1963 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1964
1965 PR c++/43601
1966 * tree.c (handle_dll_attribute): Handle it.
1967 * doc/extend.texi (@item dllexport): Mention it.
1968 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1969
1970 2011-01-25 Ian Lance Taylor <iant@google.com>
1971
1972 PR tree-optimization/26854
1973 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1974 (decl_jump_unsafe): Move higher in file, with no other change.
1975 (bind): Set has_jump_unsafe_decl if appropriate.
1976 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1977 (check_earlier_gotos): Likewise.
1978 (c_check_switch_jump_warnings): Likewise.
1979
1980 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1981
1982 * doc/invoke.texi (Warning Options): Add missing hyphen.
1983 (-fprofile-dir): Minor grammatical fixes.
1984 (-fbranch-probabilities): Likewise.
1985
1986 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1987
1988 PR debug/45136
1989 PR debug/45130
1990 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1991 debug insns.
1992 (no_real_insns_p, schedule_block, set_priorities): Drop special
1993 treatment of boundary debug insns.
1994 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1995 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1996 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1997 (BOUNDARY_DEBUG_INSN_P): Likewise.
1998 (SCHEDULE_DEBUG_INSN_P): Likewise.
1999 * sched-rgn.c (init_ready_list): Drop special treatment of
2000 boundary debug insns.
2001 * final.c (rest_of_clean-state): Clear notes' BB.
2002
2003 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2004
2005 * Makefile.in (LAMBDA_H): Removed.
2006 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2007 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2008 lambda-trans.o, and tree-loop-linear.o.
2009 (lto-symtab.o): Remove dependence on LAMBDA_H.
2010 (tree-loop-linear.o): Remove rule.
2011 (lambda-mat.o): Same.
2012 (lambda-trans.o): Same.
2013 (lambda-code.o): Same.
2014 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2015 (tree-vect-slp.o): Same.
2016 * hwint.h (gcd): Moved here.
2017 (least_common_multiple): Same.
2018 * lambda-code.c: Removed.
2019 * lambda-mat.c: Removed.
2020 * lambda-trans.c: Removed.
2021 * lambda.h: Removed.
2022 * tree-loop-linear.c: Removed.
2023 * lto-symtab.c: Do not include lambda.h.
2024 * omega.c (gcd): Removed.
2025 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2026 * tree-data-ref.c (print_lambda_vector): Moved here.
2027 (lambda_vector_copy): Same.
2028 (lambda_matrix_copy): Same.
2029 (lambda_matrix_id): Same.
2030 (lambda_vector_first_nz): Same.
2031 (lambda_matrix_row_add): Same.
2032 (lambda_matrix_row_exchange): Same.
2033 (lambda_vector_mult_const): Same.
2034 (lambda_vector_negate): Same.
2035 (lambda_matrix_row_negate): Same.
2036 (lambda_vector_equal): Same.
2037 (lambda_matrix_right_hermite): Same.
2038 * tree-data-ref.h: Do not include lambda.h.
2039 (lambda_vector): Moved here.
2040 (lambda_matrix): Same.
2041 (dependence_level): Same.
2042 (lambda_transform_legal_p): Removed declaration.
2043 (lambda_collect_parameters): Same.
2044 (lambda_compute_access_matrices): Same.
2045 (lambda_vector_gcd): Same.
2046 (lambda_vector_new): Same.
2047 (lambda_vector_clear): Same.
2048 (lambda_vector_lexico_pos): Same.
2049 (lambda_vector_zerop): Same.
2050 (lambda_matrix_new): Same.
2051 * tree-flow.h (least_common_multiple): Removed declaration.
2052 * tree-parloops.c (lambda_trans_matrix): Moved here.
2053 (LTM_MATRIX): Same.
2054 (LTM_ROWSIZE): Same.
2055 (LTM_COLSIZE): Same.
2056 (LTM_DENOMINATOR): Same.
2057 (lambda_trans_matrix_new): Same.
2058 (lambda_matrix_vector_mult): Same.
2059 (lambda_transform_legal_p): Same.
2060 * tree-pass.h (pass_linear_transform): Removed declaration.
2061 * tree-ssa-loop.c (tree_linear_transform): Removed.
2062 (gate_tree_linear_transform): Removed.
2063 (pass_linear_transform): Removed.
2064 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2065 flag_loop_interchange.
2066
2067 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2068
2069 PR tree-optimization/47265
2070 PR tree-optimization/47443
2071 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2072 if name still has some uses.
2073
2074 2011-01-25 Martin Jambor <mjambor@suse.cz>
2075
2076 PR tree-optimization/47382
2077 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2078 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2079
2080 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2081
2082 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2083 sjlj_except_unwind_info.
2084
2085 2011-01-25 Richard Guenther <rguenther@suse.de>
2086
2087 PR tree-optimization/47426
2088 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2089 visible functions results escape.
2090
2091 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2092
2093 PR target/45701
2094 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2095 (arm_get_frame_offsets): Use it.
2096
2097 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2098 Jakub Jelinek <jakub@redhat.com>
2099
2100 PR tree-optimization/47271
2101 * tree-if-conv.c (bb_postdominates_preds): New.
2102 (if_convertible_bb_p): Call bb_postdominates_preds.
2103 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2104 (predicate_scalar_phi): Call bb_postdominates_preds.
2105
2106 2011-01-25 Nick Clifton <nickc@redhat.com>
2107
2108 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2109 * config/rx/rx.c (rx_function_value): Likewise.
2110 (rx_promote_function_mode): Likewise.
2111 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2112 in order to make it legitimate.
2113 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2114 make sure that the first operand is the same as the result register.
2115 (addsi3_unspec): Delete.
2116 (subdi3): Do not accept immediate operands.
2117 (subdi3_internal): Likewise.
2118
2119 2011-01-25 Jeff Law <law@redhat.com>
2120
2121 PR rtl-optimization/37273
2122 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2123 handle them like argument loads from stack slots. Do not double
2124 count memory for memory constants and argument loads from stack slots.
2125
2126 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2127
2128 PR tree-optimization/47427
2129 PR tree-optimization/47428
2130 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2131 coalesce if the new root var would be TREE_READONLY.
2132
2133 2011-01-25 Richard Guenther <rguenther@suse.de>
2134
2135 PR middle-end/47414
2136 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2137 correct type for TBAA.
2138
2139 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2140
2141 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2142 (close_phi_written_to_memory): Call for_each_index with
2143 dr_indices_valid_in_loop.
2144
2145 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2146
2147 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2148 when it is initialized.
2149
2150 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2151
2152 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2153 call to graphite_find_data_references_in_stmt.
2154 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2155 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2156 call to graphite_find_data_references_in_stmt.
2157 (analyze_drs_in_stmts): Same.
2158 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2159 in which the scalar analysis of indices is performed.
2160 (create_data_ref): Same. Update call to dr_analyze_indices.
2161 (find_data_references_in_stmt): Update call to create_data_ref.
2162 (graphite_find_data_references_in_stmt): Same.
2163 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2164 declaration.
2165 (create_data_ref): Same.
2166 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2167 call to create_data_ref.
2168
2169 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2170
2171 * graphite-sese-to-poly.c (build_poly_scop): Move
2172 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2173
2174 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2175
2176 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2177 VAR_DECL, PARM_DECL, and RESULT_DECL.
2178
2179 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2180
2181 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2182 in a reduction PBB.
2183 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2184 that have already been marked as PBB_IS_REDUCTION.
2185
2186 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2187
2188 * graphite-scop-detection.c (same_close_phi_node): New.
2189 (remove_duplicate_close_phi): New.
2190 (make_close_phi_nodes_unique): New.
2191 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2192
2193 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2194
2195 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2196 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2197 of both data references to be the same.
2198
2199 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2200
2201 * graphite-dependences.c (build_lexicographical_constraint): Remove
2202 the gdim parameter.
2203 (build_lexicographical_constraint): Adjust call to
2204 ppl_powerset_is_empty.
2205 (dependence_polyhedron): Same.
2206 (graphite_legal_transform_dr): Same.
2207 (graphite_carried_dependence_level_k): Same.
2208 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2209 parameter.
2210 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2211
2212 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2213
2214 * graphite-sese-to-poly.c
2215 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2216 (close_phi_written_to_memory): New.
2217 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2218 and unshare_expr.
2219
2220 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2221
2222 * doc/install.texi: Update the expected version number of PPL to 0.11.
2223 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2224 #if PPL_VERSION_MINOR < 11.
2225
2226 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2227
2228 * graphite-dependences.c: Include graphite-cloog-util.h.
2229 (new_poly_ddr): Inlined into dependence_polyhedron.
2230 (free_poly_ddr): Moved close by new_poly_ddr.
2231 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2232 Early return NULL when ppl_powerset_is_empty returns true.
2233 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2234 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2235 (graphite_legal_transform_dr): Call new_poly_ddr.
2236 (graphite_carried_dependence_level_k): Same.
2237 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2238 (dot_transformed_deps_stmt_1): Removed.
2239 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2240 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2241 (dot_deps_1): Call dot_deps_2.
2242 * Makefile.in (graphite-dependences.o): Add missing dependence on
2243 graphite-cloog-util.h.
2244
2245 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2246
2247 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2248 (build_lexicographical_constraint): Same.
2249 (dependence_polyhedron_1): Same.
2250 (graphite_legal_transform_dr): Same.
2251 (graphite_carried_dependence_level_k): Same.
2252 * graphite-ppl.c (ppl_powerset_is_empty): New.
2253 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2254 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2255
2256 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2257
2258 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2259 the "a followed by b" relation and document it.
2260
2261 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2262
2263 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2264 iteration when the bag of constraints is empty.
2265
2266 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2267
2268 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2269
2270 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2271
2272 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2273 nest and two loop depths as parameters.
2274 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2275 lst_perfect_nestify.
2276
2277 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2278
2279 * graphite-dependences.c (print_pddr): Call
2280 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2281
2282 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2283
2284 * graphite-ppl.c (debug_gmp_value): New.
2285 * graphite-ppl.h (debug_gmp_value): Declared.
2286
2287 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2288
2289 * doc/install.texi: Document availability of cloog-0.16.
2290
2291 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2292
2293 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2294 invalid postdominance info.
2295
2296 2011-01-24 Jan Hubicka <jh@suse.cz>
2297
2298 PR c/21659
2299 * doc/extend.texi (weak pragma): Drop claim that it must
2300 appear before definition.
2301 * varasm.c (merge_weak, declare_weak): Only sanity check
2302 that DECL is not output at a time it is declared weak.
2303
2304 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2305
2306 * machmode.def: Fixed comments.
2307
2308 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2309
2310 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2311
2312 2011-01-24 Paul Koning <ni1d@arrl.net>
2313
2314 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2315 WORDS_BIG_ENDIAN.
2316
2317 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2318
2319 PR target/46519
2320 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2321 (block_info): Add scanned and prev.
2322 (move_or_delete_vzeroupper_2): Return if the basic block
2323 has been scanned and the upper 128bit state is unchanged
2324 from the last scan.
2325 (move_or_delete_vzeroupper_1): Return true if the exit
2326 state is changed.
2327 (move_or_delete_vzeroupper): Visit basic blocks using the
2328 work-list based algorithm based on vt_find_locations in
2329 var-tracking.c.
2330
2331 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2332
2333 2011-01-24 Nick Clifton <nickc@redhat.com>
2334
2335 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2336 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2337 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2338 then define __v850e1__.
2339 * doc/invoke.texi: Document -mv850es.
2340
2341 2011-01-24 Richard Henderson <rth@redhat.com>
2342
2343 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2344 compound unordered comparisons.
2345 * config/rx/rx.c (rx_split_fp_compare): Remove.
2346 * config/rx/rx-protos.h: Update.
2347 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2348 (cbranchsf4): Don't call rx_split_fp_compare.
2349 (*cbranchsf4): Use rx_split_cbranch.
2350 (*cmpsf): Don't accept "i" constraint.
2351 (*conditional_branch): Only valid after reload.
2352 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2353
2354 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2355
2356 PR target/47385
2357 * config/rs6000/altivec.md (vector constant splitters): Add
2358 support for creating vector single precision constants if -mvsx is
2359 used and we would create the constant using Altivec primitives.
2360
2361 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2362 Richard Sandiford <rdsandiford@googlemail.com>
2363
2364 PR rtl-optimization/47166
2365 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2366 mechanism for PRE_MODIFY and POST_MODIFY.
2367 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2368 reloadreg.
2369
2370 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2371
2372 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2373
2374 2011-01-22 Jan Hubicka <jh@suse.cz>
2375
2376 PR lto/47333
2377 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2378
2379 2011-01-22 Jan Hubicka <jh@suse.cz>
2380
2381 PR tree-optimization/43884
2382 PR lto/44334
2383 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2384 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2385
2386 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2387
2388 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2389 * config/s390/s390.c (s390_register_move_cost,
2390 s390_memory_move_cost): New.
2391 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2392
2393 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2394
2395 PR middle-end/47401
2396 * except.c (sjlj_assign_call_site_values): Move setting the
2397 crtl->uses_eh_lsda flag to ...
2398 (sjlj_mark_call_sites): ... here.
2399 (sjlj_emit_function_enter): Support NULL dispatch label.
2400 (sjlj_build_landing_pads): In a function with no landing pads
2401 that still has must-not-throw regions, generate code to register
2402 a personality function with empty LSDA.
2403
2404 2011-01-21 Richard Henderson <rth@redhat.com>
2405
2406 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2407
2408 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2409
2410 * compare-elim.c: New file.
2411 * Makefile.in (OBJS-common): Add it.
2412 (compare-elim.o): New.
2413 * common.opt (fcompare-elim): New.
2414 * opts.c (default_options_table): Add OPT_fcompare_elim.
2415 * tree-pass.h (pass_compare_elim_after_reload): New.
2416 * passes.c (init_optimization_passes): Add it.
2417 * recog.h: Protect against re-inclusion.
2418 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2419 * doc/invoke.texi (-fcompare-elim): Document it.
2420 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2421 * doc/tm.texi: Rebuild.
2422
2423 2011-01-22 Nick Clifton <nickc@redhat.com>
2424
2425 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2426 rx_split_fp_compare.
2427
2428 2011-01-22 Nick Clifton <nickc@redhat.com>
2429
2430 * config/rx/rx.md (UNSPEC_CONST): New.
2431 (deallocate_and_return): Wrap the amount popped off the stack in
2432 an UNSPEC_CONST in order to stop it being rejected by
2433 -mmax-constant-size.
2434 (pop_and_return): Add a "(return)" rtx.
2435 (call): Drop the immediate operand.
2436 (call_internal): Likewise.
2437 (call_value): Likewise.
2438 (call_value_internal): Likewise.
2439 (sibcall_internal): Likewise.
2440 (sibcall_value_internal): Likewise.
2441 (sibcall): Likewise. Generate an explicit call using
2442 sibcall_internal.
2443 (sibcall_value): Likewise.
2444 (mov<>): FAIL if a constant operand is not legitimate.
2445 (addsi3_unpsec): New pattern.
2446
2447 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2448 (ok_for_max_constant): New function.
2449 (gen_safe_add): New function.
2450 (rx_expand_prologue): Use gen_safe_add.
2451 (rx_expand_epilogue): Likewise.
2452 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2453 UNSPEC CONSTs.
2454
2455 2011-01-21 Jeff Law <law@redhat.com>
2456
2457 PR tree-optimization/47053
2458 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2459 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2460 statements are deleted.
2461 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2462 is nonempty, then purge dead edges and cleanup the CFG.
2463
2464 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2465
2466 PR debug/47402
2467 Temporarily revert:
2468 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2469 PR debug/47106
2470 * tree-dfa.c (create_var_ann): Mark variable as used.
2471
2472 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2473
2474 PR middle-end/45566
2475 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2476 notes from other section in hot/cold partitioning even if
2477 last_action is -3. Increment call_site_base.
2478
2479 PR rtl-optimization/47366
2480 * fwprop.c (forward_propagate_into): Return bool. If
2481 any changes are made, -fnon-call-exceptions is used and
2482 REG_EH_REGION note is present, call purge_dead_edges
2483 and return true if it purged anything.
2484 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2485 any EH edges were purged.
2486
2487 2011-01-21 Jeff Law <law@redhat.com>
2488
2489 PR rtl-optimization/41619
2490 * caller-save.c (setup_save_areas): Break out code to determine
2491 which hard regs are live across calls by examining the reload chains
2492 so that it is always used.
2493 Eliminate code which checked REG_N_CALLS_CROSSED.
2494
2495 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2496
2497 PR tree-optimization/47355
2498 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2499 NOP has non-debug uses beyond PHIs in new_bb.
2500
2501 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2502
2503 PR debug/47106
2504 * cfgexpand.c (account_used_vars_for_block): Only account vars
2505 that are annotated as used.
2506 (estimated_stack_frame_size): Don't set TREE_USED.
2507 * tree-dfa.c (create_var_ann): Mark variable as used.
2508
2509 2011-01-21 Richard Guenther <rguenther@suse.de>
2510
2511 PR middle-end/47395
2512 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2513
2514 2011-01-21 Richard Guenther <rguenther@suse.de>
2515
2516 PR tree-optimization/47365
2517 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2518 (vn_reference_lookup_pieces): Adjust.
2519 (vn_reference_lookup): Likewise.
2520 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2521 (vn_reference_lookup_3): Only look through kills if in
2522 VN_WALKREWRITE mode.
2523 (vn_reference_lookup_pieces): Adjust.
2524 (vn_reference_lookup): Likewise.
2525 (visit_reference_op_load): Likewise.
2526 (visit_reference_op_store): Likewise.
2527 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2528 (compute_avail): Likewise.
2529 (eliminate): Likewise.
2530
2531 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2532
2533 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2534 DECL_IGNORED_P non-reg vars if they are used.
2535
2536 PR tree-optimization/47391
2537 * varpool.c (const_value_known_p): Return false if
2538 decl is volatile.
2539
2540 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2541
2542 PR bootstrap/47215
2543 * config/i386/i386.c (ix86_local_alignment): Handle
2544 case for va_list_type_node is nil.
2545 (ix86_canonical_va_list_type): Likewise.
2546
2547 2011-01-21 Alan Modra <amodra@gmail.com>
2548
2549 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2550 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2551
2552 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2553
2554 * config/arm/arm.md (define_attr type): Rename f_load
2555 and f_store to f_fpa_load and f_fpa_store. Update.
2556 (write_conflict): Deal with rename fallout.
2557 (*push_fp_multi): Likewise.
2558 * config/arm/fpa.md (f_load): Use f_fpa_load.
2559 (f_store): Use f_fpa_store.
2560 (*movsf_fpa): Likewise.
2561 (*movdf_fpa): Likewise.
2562 (*movxf_fpa): Likewise.
2563 (*thumb2_movsf_fpa): Likewise.
2564 (*thumb2_movdf_fpa): Likewise.
2565 (*thumb2_movxf_fpa): Likewise.
2566 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2567 f_loadd and f_stored.
2568 (*thumb2_movdi_vfp): Likewise.
2569 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2570 (*thumb2_movsi_vfp): Likewise.
2571 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2572 Use f_loads instead of f_load.
2573 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2574
2575 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2576
2577 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2578 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2579 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2580 (xtensa_mode_dependent_address_p): New function.
2581 (constantpool_address_p): Make static. Change return type to bool.
2582 Change argument type to const_rtx. Use CONST_INT_P predicate.
2583
2584 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2585
2586 PR debug/46583
2587 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2588
2589 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2590
2591 PR debug/47283
2592 * cfgexpand.c (expand_debug_expr): Instead of generating
2593 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2594 etc. handling.
2595
2596 2011-01-20 Richard Guenther <rguenther@suse.de>
2597
2598 PR middle-end/47370
2599 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2600 the pointer operand of MEM_REFs.
2601
2602 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2603
2604 PR tree-optimization/46130
2605 * ipa-split.c (consider_split): If return_bb contains non-virtual
2606 PHIs other than for retval or if split_function would not adjust it,
2607 refuse to split.
2608
2609 2011-01-20 Richard Guenther <rguenther@suse.de>
2610
2611 PR tree-optimization/47167
2612 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2613 Revert previous change, only avoid enumeral type changes.
2614
2615 2011-01-19 Mike Stump <mikestump@comcast.net>
2616
2617 * doc/tm.texi.in (BRANCH_COST): Englishify.
2618 * doc/tm.texi (BRANCH_COST): Likewise.
2619
2620 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2621
2622 PR c++/47291
2623 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2624 (gen_scheduled_generic_parms_dies): New functions.
2625 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2626 generation for the end of CU compilation.
2627 (dwarf2out_finish): Generate template parameters DIEs here.
2628
2629 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2630
2631 PR debug/46240
2632 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2633 debug bind stmt on merge edges.
2634
2635 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2636
2637 PR debug/47079
2638 PR debug/46724
2639 * function.c (instantiate_expr): Instantiate incoming rtl of
2640 implicit arguments, and recurse on VALUE_EXPRs.
2641 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2642 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2643
2644 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2645
2646 * c-parser.c (c_parser_for_statement): Initialize
2647 collection_expression.
2648
2649 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2650
2651 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2652
2653 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2654
2655 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2656 (LINK_SHLIB_SPEC): Don't use %(link_path).
2657 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2658
2659 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2660
2661 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2662 (NO_SHARED_LIB_SUPPORT): Remove.
2663 (LINK_SHLIB_SPEC): Remove one conditional definition.
2664
2665 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2666
2667 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2668 %{call_shared}.
2669 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2670 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2671 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2672 %{call_shared} and conditionals on these options not being passed.
2673 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2674 %{call_shared}.
2675
2676 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2677
2678 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2679 simplify.
2680
2681 * ipa-split.c: Spelling fixes.
2682
2683 2011-01-19 Richard Henderson <rth@redhat.com>
2684
2685 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2686 (*mulsi3): Likewise.
2687
2688 * longlong.h [__mn10300__] (count_leading_zeros): New.
2689 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2690 [__mn10300__] (add_ssaaaa, subddmmss): New.
2691 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2692 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2693
2694 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2695
2696 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2697
2698 2011-01-19 Richard Henderson <rth@redhat.com>
2699
2700 * config/mn10300/mn10300.md (addsi3_flags): New.
2701 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2702 (subsi3_flags, subc_internal, subdi3): New.
2703 (subdi3_internal, *subdi3_degenerate): New.
2704 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2705
2706 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2707 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2708 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2709 * config/mn10300/mn10300-protos.h: Update.
2710 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2711 (return_ret): Likewise. Rename from return_internal_regs.
2712 (return_internal): Remove.
2713
2714 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2715 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2716 (mn10300_legitimate_constant_p): Likewise.
2717 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2718 (mn10300_frame_size): New.
2719 (mn10300_expand_prologue): Use it.
2720 (mn10300_expand_epilogue): Likewise.
2721 (mn10300_initial_offset): Likewise.
2722 * config/mn10300/mn10300-protos.h: Update.
2723 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2724 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2725 (prologue, epilogue, return_internal): Tidy output code.
2726 (mn10300_store_multiple_operation, return): Likewise.
2727 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2728 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2729 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2730 (load_pic, am33_load_pic): New.
2731 (mn10300_load_pic0, mn10300_load_pic1): New.
2732
2733 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2734 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2735 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2736 (cc_flags_for_mode, cc_flags_for_code): New.
2737 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2738 overflow flag is not valid. Validate that the flags we need
2739 for the comparison are valid.
2740 (mn10300_output_cmp): Remove.
2741 (mn10300_output_add): New.
2742 (mn10300_select_cc_mode): Use cc_flags_for_code.
2743 (mn10300_split_cbranch): New.
2744 (mn10300_match_ccmode): New.
2745 (mn10300_split_and_operand_count): New.
2746 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2747 to the function.
2748 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2749 (addsi3): ... here. Use mn10300_output_add.
2750 (*addsi3_flags): New.
2751 (*am33_subsi3, *mn10300_subsi3): Merge...
2752 (subsi3): ... here. Use attribute isa.
2753 (*subsi3_flags): New.
2754 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2755 when possible.
2756 (*am33_andsi3, *mn10300_andsi3): Merge...
2757 (andsi3): ... here.
2758 (*andsi3_flags): New.
2759 (andsi3 splitters): New.
2760 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2761 (iorsi3): ... here.
2762 (*iorsi3_flags): New.
2763 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2764 (xorsi3): ... here.
2765 (*xorsi3_flags): New.
2766 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2767 (one_cmplsi2): ... here.
2768 (*one_cmplsi2_flags): New.
2769 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2770 instead of "dax" in constraints. Use mn10300_split_cbranch.
2771 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2772 use matching constraints to eliminate a self-comparison.
2773 (*integer_conditional_branch): Rename from integer_conditional_branch.
2774 Use int_mode_flags to match CC_REG.
2775 (*cbranchsi4_btst, *btstsi): New.
2776 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2777 mn10300_split_cbranch.
2778 (*am33_cmpsf): Rename from am33_cmpsf.
2779 (*float_conditional_branch): Rename from float_conditional_branch.
2780 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2781 (zero_extendqisi2): ... here.
2782 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2783 (zero_extendhisi2): ... here.
2784 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2785 (extendqisi2): ... here.
2786 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2787 (extendhisi2): ... here.
2788 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2789 (ashlsi3): ... here.
2790 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2791 (lshrsi3): ... here.
2792 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2793 (ashrsi3): ... here.
2794 (consecutive add peephole): Remove.
2795 * config/mn10300/predicates.md (label_ref_operand): New.
2796 (int_mode_flags): New.
2797 (CCZN_comparison_operator): New.
2798
2799 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2800 (throughput_42_latency_43): New reservation.
2801 (mulsidi3, umulsidi3): New expanders.
2802 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2803 the MDR register to allocation; separately allocate the low and
2804 high parts of the DImode result.
2805 (umulsidi3_internal): Similarly.
2806 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2807 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2808 (udivsi3, umodsi3): Remove.
2809 (udivmodsi4, divmodsi4): New expanders.
2810 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2811 (*divmodsi4): Simiarly.
2812 (ext_internal): New.
2813
2814 * config/mn10300/constraints.md ("z"): New constraint.
2815 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2816 (FIXED_REGISTERS): Don't fix MDR.
2817 (CALL_USED_REGSITERS): Reformat nicely.
2818 (REG_ALLOC_ORDER): Add MDR.
2819 (enum regclass): Add MDR_REGS.
2820 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2821 (IRA_COVER_CLASSES): Add MDR_REGS.
2822 (REGNO_REG_CLASS): Handle MDR_REG.
2823 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2824 (mn10300_register_move_cost): Likewise.
2825 * config/mn10300/mn10300.md (MDR_REG): New.
2826 (*movsi_internal): Handle moves to/from MDR_REGS.
2827
2828 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2829 POST_MODIFY.
2830 (mn10300_secondary_reload): Tidy combination reload classes.
2831 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2832 addresses for AM33. Allow symbolic offsets for reg+imm.
2833 (mn10300_regno_in_class_p): New.
2834 (mn10300_legitimize_reload_address): New.
2835 * config/mn10300/mn10300.h (enum reg_class): Remove
2836 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2837 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2838 SP_OR_GENERAL_REGS.
2839 (REG_CLASS_NAMES): Update to match.
2840 (REG_CLASS_CONTENTS): Likewise.
2841 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2842 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2843 (REGNO_IN_RANGE_P): Remove.
2844 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2845 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2846 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2847 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2848 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2849 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2850 (REGNO_GENERAL_P): New.
2851 (HAVE_POST_MODIFY_DISP): New.
2852 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2853 (LEGITIMIZE_RELOAD_ADDRESS): New.
2854 * config/mn10300/mn10300-protos.h: Update.
2855
2856 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2857 DATA_REGS for AM33 stack-pointer destination.
2858 (mn10300_preferred_output_reload_class): Likewise.
2859 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2860 into a form appropriate for ...
2861 (TARGET_SECONDARY_RELOAD): New.
2862 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2863 * config/mn10300/mn10300-protos.h: Update.
2864 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2865 reload_insi; use the "A" constraint for the scratch; handle AM33
2866 moves of sp to non-address registers.
2867
2868 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2869 (*movqi_internal): ... here.
2870 (*am33_movhi, *mn10300_movhi): Merge into...
2871 (*movhi_internal): ... here.
2872 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2873 as the source/destination of moves from/to SP.
2874 (movsf): Only allow for AM33-2.
2875 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2876 any integer constant constraint. Only allow for AM33-2. Tidy
2877 all of the alternative outputs.
2878 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2879 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2880 for MN103.
2881 (udivsi3, umodsi3): New patterns for MN103 only.
2882
2883 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2884
2885 * doc/tm.texi.in: Spell out that a lack of register class unions
2886 can lead to ICEs.
2887 * doc/tm.texi: Regenerate.
2888
2889 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2890
2891 PR rtl-optimization/47337
2892 * dce.c (check_argument_store): New function.
2893 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2894
2895 PR tree-optimization/47290
2896 * tree-eh.c (infinite_empty_loop_p): New function.
2897 (cleanup_empty_eh): Use it.
2898
2899 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2900
2901 PR target/46997
2902 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2903 (a64_expand_widen_sum): Ditto.
2904 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2905 (vec_extract_evenodd_help): Ditto.
2906 (vec_extract_evenv4hi): Ditto.
2907 (vec_extract_oddv4hi): Ditto.
2908 (vec_extract_evenv2si): Ditto.
2909 (vec_extract_oddv2si): Ditto.
2910 (vec_extract_evenv2sf): Ditto.
2911 (vec_extract_oddv2sf): Ditto.
2912 (vec_pack_trunc_v4hi: Ditto.
2913 (vec_pack_trunc_v2si): Ditto.
2914 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2915 (vec_interleave_highv8qi): Ditto.
2916 (mix1_r): Ditto.
2917 (vec_extract_oddv8qi): Ditto.
2918 (vec_interleave_lowv4hi): Ditto.
2919 (vec_interleave_highv4hi): Ditto.
2920 (vec_interleave_lowv2si): Ditto.
2921 (vec_interleave_highv2si): Ditto.
2922
2923 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2924
2925 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2926 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2927 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2928 (pa_c_mode_for_suffix): New.
2929 (TARGET_EXPAND_BUILTIN): Define.
2930 (TARGET_C_MODE_FOR_SUFFIX): Define.
2931 (pa_builtins): Define.
2932 (pa_init_builtins): Register __float128 type and init new support
2933 builtins.
2934 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2935 * config/pa/quadlib.c (_U_Qfcopysign): New.
2936
2937 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2938
2939 PR middle-end/46894
2940 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2941 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2942 are defined.
2943
2944 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2945
2946 PR tree-optimization/47179
2947 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2948 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2949
2950 2011-01-18 Richard Guenther <rguenther@suse.de>
2951
2952 PR rtl-optimization/47216
2953 * emit-rtl.c: Include tree-flow.h.
2954 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2955 of replicating it with different semantics.
2956 * Makefile.in (emit-rtl.o): Adjust.
2957
2958 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2959
2960 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2961 (cortex_a9_dp): Handle neon types correctly.
2962
2963 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2964
2965 PR rtl-optimization/47299
2966 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2967 subtarget. Use normal multiplication if both operands are constants.
2968 * expmed.c (expand_widening_mult): Don't try to optimize constant
2969 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2970 before using it.
2971
2972 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2973
2974 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2975 spacing after 'e.g.', typos, comma, hyphenation.
2976
2977 2011-01-17 Richard Henderson <rth@redhat.com>
2978
2979 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2980 (rx_restricted_mem_operand): New.
2981 (rx_shift_operand): Use register_operand.
2982 (rx_source_operand, rx_compare_operand): Likewise.
2983 * config/rx/rx.md (addsi3_flags): New expander.
2984 (adddi3): Rewrite as expander.
2985 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2986 (subsi3_flags): New expander.
2987 (subdi3): Rewrite as expander.
2988 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2989
2990 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2991 (rx_init_builtins): Remove sat builtin.
2992 (rx_expand_builtin): Likewise.
2993 * config/rx/rx.md (ssaddsi3): New.
2994 (*sat): Rename from sat. Represent the CC_REG input.
2995
2996 * config/rx/predicates.md (rshift_operator): New.
2997 * config/rx/rx.c (rx_expand_insv): Remove.
2998 * config/rx/rx-protos.h: Update.
2999 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3000 operand to the canonical position.
3001 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3002 (*bitclr, *bitclr_in_memory): Similarly.
3003 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3004 (insv): Retain the zero_extract in the expansion.
3005
3006 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3007 (bswaphi2, bitinvert, revw): Likewise.
3008
3009 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3010 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3011 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3012 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3013 (bitset, bitset_in_memory): Likewise.
3014 (bitinvert, bitinvert_in_memory): Likewise.
3015 (bitclr, bitclr_in_memory): Likewise.
3016 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3017 (rx_strend, rx_cmpstrn): Likewise.
3018 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3019 (bitop peep2 patterns): Remove.
3020
3021 * config/rx/rx.c (rx_match_ccmode): New.
3022 * config/rx/rx-protos.h: Update.
3023 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3024 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3025 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3026 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3027 (fix_truncsfsi2, floatsisf2): Likewise.
3028 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3029 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3030 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3031 (*subsi3_flags, *xorsi3_flags): New.
3032
3033 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3034
3035 * config/rx/rx.c (rx_print_operand): Remove workaround for
3036 unsplit comparison operations.
3037
3038 * config/rx/rx.md (movsicc): Split after reload.
3039 (*movsicc): Merge *movsieq and *movsine via match_operator.
3040 (*stcc): New pattern.
3041
3042 * config/rx/rx.c (rx_float_compare_mode): Remove.
3043 * config/rx/rx.h (rx_float_compare_mode): Remove.
3044 * config/rx/rx.md (cstoresi4): Split after reload.
3045 (*sccc): New pattern.
3046
3047 * config/rx/predicates.md (label_ref_operand): New.
3048 (rx_z_comparison_operator): New.
3049 (rx_zs_comparison_operator): New.
3050 (rx_fp_comparison_operator): New.
3051 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3052 Validate that the flags are set properly for the comparison.
3053 (rx_gen_cond_branch_template): Remove.
3054 (rx_cc_modes_compatible): Remove.
3055 (mode_from_flags): New.
3056 (flags_from_code): Rename from flags_needed_for_conditional.
3057 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3058 (rx_select_cc_mode): Likewise.
3059 (rx_split_fp_compare): New.
3060 (rx_split_cbranch): New.
3061 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3062 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3063 (*cbranchsf4): Similarly.
3064 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3065 match_operator and rx_split_cbranch.
3066 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3067 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3068 (*cmpsi): Rename from cmpsi.
3069 (*tstsi): Rename from tstsi.
3070 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3071 (*conditional_branch): Rename from conditional_branch.
3072 (*reveresed_conditional_branch): Remove.
3073 (b<code>): Remove expander.
3074 * config/rx/rx-protos.h: Update.
3075
3076 * config/rx/rx.c (rx_compare_redundant): Remove.
3077 * config/rx/rx.md (cmpsi): Don't use it.
3078 * config/rx/rx-protos.h: Update.
3079
3080 * config/rx/rx-modes.def (CC_F): New mode.
3081 * config/rx/rx.c (rx_select_cc_mode): New.
3082 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3083 * config/rx/rx-protos.h: Update.
3084
3085 2011-01-17 Richard Henderson <rth@redhat.com>
3086
3087 * except.c (dump_eh_tree): Fix stray ; after for statement.
3088
3089 2011-01-17 Richard Guenther <rguenther@suse.de>
3090
3091 PR tree-optimization/47313
3092 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3093 handling before copying the body. Properly deal with
3094 by-reference result in SSA form.
3095
3096 2011-01-17 Ian Lance Taylor <iant@google.com>
3097
3098 PR target/47219
3099 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3100 (struct_value_alias_set): Don't define.
3101 (sparc_option_override): Don't set sparc_sr_alias_set and
3102 struct_value_alias_set.
3103 (save_or_restore_regs): Use gen_frame_mem rather than calling
3104 set_mem_alias_set.
3105 (sparc_struct_value_rtx): Likewise.
3106
3107 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3108
3109 PR target/47318
3110 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3111 __m128i.
3112 (_mm_maskstore_pd): Likewise.
3113 (_mm_maskload_ps): Likewise.
3114 (_mm_maskstore_ps): Likewise.
3115 (_mm256_maskload_pd): Change mask to __m256i.
3116 (_mm256_maskstore_pd): Likewise.
3117 (_mm256_maskload_ps): Likewise.
3118 (_mm256_maskstore_ps): Likewise.
3119
3120 * config/i386/i386-builtin-types.def: Updated.
3121 (ix86_expand_special_args_builtin): Likewise.
3122
3123 * config/i386/i386.c (bdesc_special_args): Update
3124 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3125 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3126 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3127 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3128
3129 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3130 Use <avxpermvecmode> on mask register.
3131 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3132
3133 2011-01-17 Olivier Hainque <hainque@adacore.com>
3134 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3135 Eric Botcazou <ebotcazou@adacore.com>
3136
3137 PR target/46655
3138 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3139 if <= USHRT_MAX in 32-bit mode.
3140
3141 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3142
3143 * doc/install.texi (Configuration, Specific): Wrap long
3144 lines in examples. Allow line wrapping in long options
3145 and URLs where beneficial for PDF output.
3146
3147 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3148
3149 * config/mips/mips.c (mips_classify_symbol): Don't return
3150 SYMBOL_PC_RELATIVE for nonlocal labels.
3151
3152 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3153
3154 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3155
3156 2011-01-15 Jan Hubicka <jh@suse.cz>
3157
3158 PR tree-optimization/47276
3159 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3160 declarations as needed.
3161
3162 2011-01-15 Martin Jambor <mjambor@suse.cz>
3163
3164 * common.opt (fdevirtualize): New flag.
3165 * doc/invoke.texi (Option Summary): Document it.
3166 * opts.c (default_options_table): Add devirtualize flag.
3167 * ipa-prop.c (detect_type_change): Return immediately if
3168 devirtualize flag is not set.
3169 (detect_type_change_ssa): Likewise.
3170 (compute_known_type_jump_func): Likewise.
3171 (ipa_analyze_virtual_call_uses): Likewise.
3172
3173 2011-01-14 Martin Jambor <mjambor@suse.cz>
3174
3175 PR tree-optimization/45934
3176 PR tree-optimization/46302
3177 * ipa-prop.c (type_change_info): New type.
3178 (stmt_may_be_vtbl_ptr_store): New function.
3179 (check_stmt_for_type_change): Likewise.
3180 (detect_type_change): Likewise.
3181 (detect_type_change_ssa): Likewise.
3182 (compute_complex_assign_jump_func): Check for dynamic type change.
3183 (compute_complex_ancestor_jump_func): Likewise.
3184 (compute_known_type_jump_func): Likewise.
3185 (compute_scalar_jump_functions): Likewise.
3186 (ipa_analyze_virtual_call_uses): Likewise.
3187 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3188
3189 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3190
3191 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3192 * config/i386/i386.opt (msse5): New Alias.
3193
3194 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3195
3196 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3197 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3198 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3199 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3200
3201 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3202
3203 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3204 -mcpu options.
3205 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3206 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3207 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3208 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3209 Likewise.
3210 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3211
3212 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3213
3214 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3215
3216 2011-01-14 Mike Stump <mikestump@comcast.net>
3217
3218 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3219 * config/fr30/fr30.md: Likweise
3220 (movsi_push): Likewise.
3221 (movsi_pop): Likewise.
3222 (enter_func): Likewise.
3223 * config/moxie/moxie.md (movsi_push): Likewise.
3224 (movsi_pop): Likewise.
3225
3226 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3227
3228 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3229 %{no_archive} %{exact_version}.
3230 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3231 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3232 %{no_archive} %{exact_version}.
3233 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3234 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3235 * config/mips/vxworks.h: Likewise.
3236
3237 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3238
3239 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3240
3241 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3242
3243 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3244 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3245
3246 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3247
3248 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3249 -nodefaultlib.
3250
3251 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3252
3253 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3254 for mcpu not cpu.
3255 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3256 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3257 not cpu.
3258 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3259 Don't handle -shlib.
3260
3261 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3262
3263 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3264 (CC1_SPEC): Don't handle -profile.
3265
3266 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3267
3268 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3269 * config/mips/mips.h (CC1_SPEC): Likewise.
3270
3271 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3272
3273 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3274 * config/mips/mips.h (CC1_SPEC): Likewise.
3275
3276 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3277
3278 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3279 * config/m32r/linux.h (LINK_SPEC): Likewise.
3280 * config/mips/linux.h (LINK_SPEC): Likewise.
3281 * config/mips/linux64.h (LINK_SPEC): Likewise.
3282 * config/sparc/linux.h (LINK_SPEC): Likewise.
3283 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3284 LINK_SPEC): Likewise.
3285 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3286
3287 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3288
3289 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3290 %{version:-v}.
3291 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3292
3293 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3294
3295 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3296 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3297
3298 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3299
3300 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3301
3302 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3303
3304 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3305 supports -Bstatic/-Bdynamic.
3306 * configure: Regenerate.
3307
3308 2011-01-14 Jan Hubicka <jh@suse.cz>
3309 Jack Howarth <howarth@bromo.med.uc.edu>
3310
3311 PR target/46037
3312 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3313 when checking debug_info_level. Test write_symbols instead of
3314 debug_hooks->var_location when setting flag_var_tracking_uninit.
3315
3316 2011-01-14 Richard Guenther <rguenther@suse.de>
3317
3318 PR tree-optimization/47179
3319 * target.def (ref_may_alias_errno): New target hook.
3320 * targhooks.h (default_ref_may_alias_errno): Declare.
3321 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3322 (default_ref_may_alias_errno): New function.
3323 * target.h (struct ao_ref_s): Declare.
3324 * tree-ssa-alias.c: Include target.h.
3325 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3326 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3327 (targhooks.o): Likewise.
3328 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3329 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3330
3331 2011-01-14 Richard Guenther <rguenther@suse.de>
3332
3333 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3334
3335 2011-01-14 Richard Guenther <rguenther@suse.de>
3336
3337 PR tree-optimization/47280
3338 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3339 return CFG changes.
3340 (tree_ssa_forward_propagate_single_use_vars): Deal with
3341 CFG changes from associate_plusminus.
3342
3343 2011-01-14 Richard Guenther <rguenther@suse.de>
3344
3345 PR middle-end/47281
3346 Revert
3347 2011-01-11 Richard Guenther <rguenther@suse.de>
3348
3349 PR tree-optimization/46076
3350 * tree-ssa.c (useless_type_conversion_p): Conversions from
3351 unprototyped to empty argument list function types are useless.
3352
3353 2011-01-14 Richard Guenther <rguenther@suse.de>
3354
3355 PR tree-optimization/47286
3356 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3357
3358 2011-01-14 Martin Jambor <mjambor@suse.cz>
3359
3360 PR middle-end/46823
3361 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3362
3363 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3364
3365 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3366 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3367 * config/xtensa/xtensa.c (xtensa_libcall_value,
3368 xtensa_function_value_regno_p): New functions.
3369 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3370
3371 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3372
3373 PR c++/47213
3374 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3375 PE specific hook.
3376 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3377 New function prototype.
3378 * config/i386/winnt.c (i386_pe_assemble_visibility):
3379 Warn only if attribute was specified by user.
3380
3381 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3382
3383 PR target/47251
3384 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3385 floating point.
3386 (floatunsdidf2_fcfidu): Ditto.
3387
3388 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3389
3390 * config/s390/s390.c (print_operand_address): Replace 'error' with
3391 'output_operand_lossage'.
3392 (print_operand): Likewise.
3393
3394 2011-01-13 Jeff Law <law@redhat.com>
3395
3396 PR rtl-optimization/39077
3397 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3398 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3399 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3400 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3401 * gcse.c (prune_insertions_deletions): New function.
3402 (compute_pre_data): Use it.
3403
3404 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3405
3406 PR debug/PR46973
3407 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3408 static function.
3409 (prune_unused_types_mark): Use it.
3410
3411 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3412
3413 PR rtl-optimization/45352
3414 * sel-sched.c: Update copyright years.
3415 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3416 in the advancing loop when we have issued issue_rate insns.
3417
3418 2011-01-12 Richard Henderson <rth@redhat.com>
3419
3420 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3421 (TARGET_MD_ASM_CLOBBERS): New.
3422
3423 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3424 (TARGET_DELEGITIMIZE_ADDRESS): New.
3425
3426 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3427 (clzsi2, *bsch): New patterns.
3428
3429 * config/mn10300/mn10300.md (INT): New mode iterator.
3430 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3431
3432 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3433 flag_split_wide_types.
3434
3435 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3436 (mn10300_trampoline_init): Rewrite without a template, an immediate
3437 load and a direct branch.
3438 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3439
3440 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3441
3442 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3443 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3444 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3445 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3446
3447 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3448
3449 PR debug/47209
3450 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3451 of type.
3452
3453 2011-01-12 Jan Hubicka <jh@suse.cz>
3454
3455 PR driver/47244
3456 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3457 (PLUGIN_COND_CLOSE): New macro.
3458 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3459
3460 2011-01-12 Richard Guenther <rguenther@suse.de>
3461
3462 PR lto/47259
3463 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3464 register variables in a MEM_REF.
3465
3466 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3467
3468 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3469 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3470 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3471 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3472 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3473 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3474 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3475 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3476 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3477 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3478 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3479 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3480 * config/gnu-user.h: New. Copied from linux.h.
3481 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3482 GNU_USER_TARGET_STARTFILE_SPEC.
3483 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3484 GNU_USER_TARGET_ENDFILE_SPEC.
3485 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3486 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3487 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3488 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3489 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3490 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3491 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3492 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3493 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3494 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3495 * config/arm/linux-eabi.h (CC1_SPEC): Use
3496 GNU_USER_TARGET_CC1_SPEC.
3497 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3498 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3499 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3500 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3501 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3502 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3503 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3504 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3505
3506 2011-01-12 Richard Guenther <rguenther@suse.de>
3507
3508 PR other/46946
3509 * doc/invoke.texi (ffast-math): Document it is turned on
3510 with -Ofast.
3511
3512 2011-01-12 Jan Hubicka <jh@suse.cz>
3513
3514 PR tree-optimization/47233
3515 * opts.c (common_handle_option): Disable ipa-reference with profile
3516 feedback.
3517
3518 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3519
3520 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3521 error message.
3522
3523 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3524
3525 * c-parser.c (c_lex_one_token): Updated and reindented some
3526 comments. No changes in code.
3527
3528 2011-01-11 Ian Lance Taylor <iant@google.com>
3529
3530 * godump.c (go_output_var): Don't output the variable if there is
3531 already a type with the same name.
3532
3533 2011-01-11 Ian Lance Taylor <iant@google.com>
3534
3535 * godump.c (go_format_type): Don't generate float80.
3536
3537 2011-01-11 Richard Henderson <rth@redhat.com>
3538
3539 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3540 declaration. Rewrite for both speed and size.
3541 (mn10300_address_cost_1): Remove.
3542 (mn10300_register_move_cost): New.
3543 (mn10300_memory_move_cost): New.
3544 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3545 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3546 extensions, shifts, BSWAP, CLZ.
3547 (mn10300_wide_const_load_uses_clr): Remove.
3548 (TARGET_REGISTER_MOVE_COST): New.
3549 (TARGET_MEMORY_MOVE_COST): New.
3550 * config/mn10300/mn10300-protos.h: Update.
3551 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3552
3553 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3554 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3555 * config/mn10300/mn10300-protos.h: Update.
3556 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3557 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3558 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3559 (*test_int_bitfield, *test_byte_bitfield): Remove.
3560 (*bit_test, *subreg_bit_test): Remove.
3561 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3562
3563 * config/mn10300/constraints.md ("c"): Rename from "A".
3564 ("A", "D"): New constraint letters.
3565 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3566 (fmssf4, fnmasf4, fnmssf4): Likewise.
3567
3568 * config/mn10300/mn10300.md (isa): New attribute.
3569 (enabled): New attribute.
3570
3571 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3572 (abssf2, negsf2): Define only for hardware fp.
3573 (sqrtsf2): Reformat.
3574 (addsf3, subsf3, mulsf3): Merge expander and insn.
3575
3576 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3577 (DEBUGGER_AUTO_OFFSET): Remove.
3578 (DEBUGGER_ARG_OFFSET): Remove.
3579
3580 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3581 Emit register stores with the same offsets as the hardware.
3582 (mn10300_store_multiple_operation): Don't check that the register
3583 save offsets are monotonic.
3584 * config/mn10300/mn10300-protos.h: Update.
3585
3586 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3587
3588 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3589 in terms of the value on the stack, not the MDR register.
3590
3591 2011-01-11 Jan Hubicka <jh@suse.cz>
3592
3593 PR lto/45721
3594 PR lto/45375
3595 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3596 (symbol_alias_set_destroy, symbol_alias_set_contains,
3597 propagate_aliases_backward): Declare.
3598 * lto-streamer-out.c (struct sets): New sturcture.
3599 (trivally_defined_alias): New function.
3600 (output_alias_pair_p): Rewrite.
3601 (output_unreferenced_globals): Fix output of alias pairs.
3602 (produce_symtab): Likewise.
3603 * ipa.c (function_and_variable_visibility): Set weak alias destination
3604 as needed in lto.
3605 * varasm.c (symbol_alias_set_t): Remove.
3606 (symbol_alias_set_destroy): Export.
3607 (propagate_aliases_forward, propagate_aliases_backward): New functions
3608 based on ...
3609 (compute_visible_aliases): ... this one; remove.
3610 (trivially_visible_alias): New
3611 (trivially_defined_alias): New.
3612 (remove_unreachable_alias_pairs): Rewrite.
3613 (finish_aliases_1): Reorganize code checking if alias is defined.
3614 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3615 in LTO mode.
3616
3617 2011-01-11 Richard Guenther <rguenther@suse.de>
3618
3619 PR tree-optimization/46076
3620 * tree-ssa.c (useless_type_conversion_p): Conversions from
3621 unprototyped to empty argument list function types are useless.
3622
3623 2011-01-11 Richard Guenther <rguenther@suse.de>
3624
3625 PR middle-end/45235
3626 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3627 volatile MEMs as MEM_READONLY_P.
3628
3629 2011-01-11 Richard Guenther <rguenther@suse.de>
3630
3631 PR tree-optimization/47239
3632 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3633
3634 2011-01-11 Jeff Law <law@redhat.com>
3635
3636 PR tree-optimization/47086
3637 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3638 IVs from statements that might throw.
3639
3640 2011-01-10 Jan Hubicka <jh@suse.cz>
3641
3642 PR lto/45375
3643 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3644
3645 2011-01-10 Jan Hubicka <jh@suse.cz>
3646
3647 PR lto/45375
3648 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3649 when correcting profile.
3650
3651 2011-01-10 Jan Hubicka <jh@suse.cz>
3652
3653 PR lto/46083
3654 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3655 DECL_FINI_PRIORITY.
3656 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3657 Restore DECL_FINI_PRIORITY.
3658
3659 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3660
3661 * doc/gimple.texi: Fix quoting of multi-word return values in
3662 @deftypefn statements. Ensure presence of return value. Wrap
3663 overlong @deftypefn lines.
3664 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3665 descriptions of removed functions.
3666 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3667 of multi-word return value in @deftypefn statement.
3668
3669 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3670
3671 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3672 (Conditional Expressions, Logical Operators)
3673 (Statement and operand traversals): Do not indent smallexample
3674 code. Fix duplicate function argument in example.
3675
3676 2011-01-10 Jeff Law <law@redhat.com>
3677
3678 PR tree-optimization/47141
3679 * ipa-split.c (split_function): Handle case where we are
3680 returning a value and the return block has a virtual operand phi.
3681
3682 2011-01-10 Jan Hubicka <jh@suse.cz>
3683
3684 PR tree-optimization/47234
3685 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3686 (pass_feedback_split_functions): Declare.
3687 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3688 tree-profile.
3689 * ipa-split.c (gate_split_functions): Update comments; disable
3690 split-functions for profile_arc_flag and branch_probabilities.
3691 (gate_feedback_split_functions): New function.
3692 (execute_feedback_split_functions): New function.
3693 (pass_feedback_split_functions): New global var.
3694
3695 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3696
3697 PR lto/46760
3698 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3699 calling gimple_call_set_cannot_inline.
3700
3701 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3702
3703 * config/darwin-sections.def: Remove unused section.
3704
3705 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3706
3707 PR c++/47218
3708 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3709
3710 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3711
3712 PR objc/47232
3713 * c-parser.c (c_parser_declaration_or_fndef): Improved
3714 error message.
3715
3716 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3717
3718 * config/i386/winnt.c (i386_pe_start_function): Make sure
3719 to switch back to function's section.
3720
3721 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3722
3723 PR gcc/46902
3724 PR testsuite/46912
3725 * plugin.c: Move include of dlfcn.h from here...
3726 * system.h: ... to here.
3727
3728 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3729
3730 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3731 file name.
3732 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3733 two extra empty pages in PDF output.
3734
3735 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3736
3737 PR objc/47078
3738 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3739 for error recovery purposes behave as if it was not specified so
3740 that the default type is usd.
3741
3742 2011-01-07 Jan Hubicka <jh@suse.cz>
3743
3744 PR tree-optmization/46469
3745 * ipa.c (function_and_variable_visibility): Clear needed flags on
3746 nodes with external decls; handle weakrefs merging correctly.
3747
3748 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3749
3750 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3751 not false.
3752
3753 2011-01-07 Jan Hubicka <jh@suse.cz>
3754
3755 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3756 and no longer claim that gold is required for linker plugin.
3757 * configure: Regenerate.
3758 * gcc.c (PLUGIN_COND): New macro.
3759 (LINK_COMMAND_SPEC): Use it.
3760 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3761 * config.in (HAVE_LTO_PLUGIN): New.
3762 * configure.ac (--with-lto-plugin): New parameter; autodetect
3763 HAVE_LTO_PLUGIN.
3764
3765 2011-01-07 Jan Hubicka <jh@suse.cz>
3766
3767 PR tree-optimization/46367
3768 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3769 when we can update original.
3770 (cgraph_mark_inline_edge): Sanity check.
3771 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3772
3773 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3774
3775 * config/spu/spu.h (ASM_COMMENT_START): Define.
3776
3777 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3778
3779 PR driver/42445
3780 * gcc.c (%>S): New.
3781 (SWITCH_KEEP_FOR_GCC): Likewise.
3782 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3783 (do_spec_1): Handle "%>".
3784
3785 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3786
3787 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3788
3789 PR target/47201
3790 * config/i386/i386.c (ix86_delegitimize_address): If
3791 simplify_gen_subreg fails, return orig_x.
3792
3793 PR bootstrap/47187
3794 * value-prof.c (gimple_stringop_fixed_value): Handle
3795 lhs of the call properly.
3796
3797 2011-01-07 Jan Hubicka <jh@suse.cz>
3798
3799 PR lto/45375
3800 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3801
3802 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3803
3804 * target.def (function_switched_text_sections): New hook.
3805 * doc/tm.texi: Regenerated.
3806 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3807 * final.c (default_function_switched_text_sections): New.
3808 (final_scan_insn): Call function_switched_text_sections when a
3809 mid-function section change occurs.
3810 * output.h (default_function_switched_text_sections): Declare.
3811 * config/darwin-protos.h (darwin_function_switched_text_sections):
3812 Likewise.
3813 * config/darwin.c (darwin_function_switched_text_sections): New.
3814 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3815
3816 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3817
3818 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3819 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3820 the secondary code fragment when outputting for DWARF == 2.
3821
3822 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3823
3824 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3825 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3826 Remove.
3827 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3828 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3829
3830 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3831
3832 PR debug/46704
3833 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3834 when it is not empty.
3835
3836 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3837
3838 Bobcat Enablement
3839 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3840 (case ${target}): Add btver1.
3841 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3842 -march=native recognize btver1 processors.
3843 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3844 btver1 def_and_undef
3845 * config/i386/i386.c (struct processor_costs btver1_cost): New
3846 btver1 cost table.
3847 (m_BTVER1): New definition.
3848 (m_AMD_MULTIPLE): Includes m_BTVER1.
3849 (initial_ix86_tune_features): Add btver1 tune.
3850 (processor_target_table): Add btver1 entry.
3851 (static const char *const cpu_names): Add btver1 entry.
3852 (software_prefetching_beneficial_p): Add btver1.
3853 (ix86_option_override_internal): Add btver1 instruction sets.
3854 (ix86_issue_rate): Add btver1.
3855 (ix86_adjust_cost): Add btver1.
3856 * config/i386/i386.h (TARGET_BTVER1): New definition.
3857 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3858 (enum processor_type): Add PROCESSOR_BTVER1.
3859 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3860
3861 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3862
3863 PR target/43309
3864 * config/i386/i386.c (legitimize_tls_address)
3865 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3866 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3867 (tls_initial_exec_64_sun): New pattern.
3868
3869 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3870
3871 * doc/invoke.texi (Overall Options): Improve wording and markup
3872 of the description of -wrapper.
3873
3874 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3875
3876 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3877 rdynamic, threads): New Driver options.
3878
3879 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3880
3881 PR target/38118
3882 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3883 if coming from .tdata.
3884 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3885
3886 2011-01-06 Jan Hubicka <jh@suse.cz>
3887
3888 PR lto/47188
3889 * collect2.c (main): Do not enable LTOmode when plugin is active.
3890
3891 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3892
3893 PR other/45915
3894 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3895 --version output if supported.
3896 * configure: Regenerate.
3897
3898 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3899
3900 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3901 Driver options.
3902
3903 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3904
3905 PR c/47150
3906 * c-convert.c (convert): When converting a complex expression
3907 other than COMPLEX_EXPR to a different complex type, ensure
3908 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3909 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3910 when converting COMPLEX_TYPE.
3911
3912 2011-01-06 Ira Rosen <irar@il.ibm.com>
3913
3914 PR tree-optimization/47139
3915 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3916 only the last reduction value is used outside the loop. Update
3917 documentation.
3918
3919 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3920
3921 * config/rtems.opt: New.
3922 * config.gcc (*-*-rtems*): Use rtems.opt.
3923
3924 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3925
3926 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3927 processors do not support 3DNow instructions.
3928
3929 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3930
3931 * config/spu/spu.c (spu_option_override): Set parameter
3932 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3933
3934 2011-01-05 Jan Hubicka <jh@suse.cz>
3935
3936 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3937 at the command line.
3938
3939 2011-01-05 Martin Jambor <mjambor@suse.cz>
3940
3941 PR lto/47162
3942 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3943 deltas on streamed outgoing edges.
3944 (output_node_opt_summary): Output info for outgoing edges only when
3945 the node is in new parameter set.
3946 (output_cgraph_opt_summary): New parameter set, passed to the two
3947 aforementioned functions. Update its forward declaration and its
3948 callee too.
3949
3950 2011-01-05 Tom Tromey <tromey@redhat.com>
3951
3952 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3953 operator to c_finish_omp_atomic.
3954 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3955 (build_unary_op): Update.
3956 (build_modify_expr): Update.
3957 (build_asm_expr): Update.
3958
3959 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3960
3961 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3962 newly inserted insns.
3963 (pad_bb): Likewise.
3964 (spu_emit_branch_hint): Likewise.
3965 (insert_hbrp_for_ilb_runout): Likewise.
3966 (spu_machine_dependent_reorg): Call df_finish_pass after
3967 schedule_insns returns.
3968
3969 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3970
3971 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3972
3973 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3974
3975 PR tree-optimization/47005
3976 * tree-sra.c (struct access): Add 'non_addressable' bit.
3977 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3978 (decide_one_param_reduction): Return 0 if the parameter is passed by
3979 reference and one of the accesses in the group is non_addressable.
3980
3981 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3982
3983 PR tree-optimization/47056
3984 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3985 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3986 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3987
3988 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3989
3990 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3991 initializer. Skip view conversions from aggregate types.
3992
3993 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3994
3995 PR bootstrap/47055
3996 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3997
3998 2011-01-04 Philipp Thomas <pth@suse.de>
3999
4000 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4001 obvious typo.
4002
4003 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4004
4005 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4006 on empty epilogue sequences.
4007
4008 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4009
4010 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4011 non-static): New Driver options.
4012
4013 2011-01-04 Jie Zhang <jie@codesourcery.com>
4014
4015 PR driver/47137
4016 * gcc.c (default_compilers[]): Set combinable field to 0
4017 for all assembly languages.
4018
4019 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4020
4021 * config/mips/loongson3a.md: New file.
4022 * config/mips/mips.md: Include loongson3a.md.
4023 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4024 TUNE_LOONGSON_3A.
4025
4026 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4027
4028 PR middle-end/47017
4029 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4030 instead of convert_memory_address_addr_space on the base expression.
4031
4032 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4033
4034 * config/spu/spu.c (spu_option_override): Update error text
4035 for bad -march= / -mtune= values.
4036
4037 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4038
4039 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4040 if branch-hint optimization will be performed.
4041
4042 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4043
4044 PR tree-optimization/47148
4045 * ipa-split.c (split_function): Convert arguments to
4046 DECL_ARG_TYPE if possible.
4047
4048 PR tree-optimization/47155
4049 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4050 when computing uns.
4051
4052 PR rtl-optimization/47157
4053 * combine.c (try_combine): If undobuf.other_insn becomes
4054 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4055 and set *new_direct_jump_p too.
4056
4057 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4058
4059 PR tree-optimization/47021
4060 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4061
4062 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4063
4064 * gcc.c (process_command): Update copyright notice dates.
4065 * gcov.c (print_version): Likewise.
4066 * gcov-dump.c (print_version): Likewise.
4067 * mips-tfile.c (main): Likewise.
4068 * mips-tdump.c (main): Likewise.
4069
4070 2011-01-03 Martin Jambor <mjambor@suse.cz>
4071
4072 PR tree-optimization/46801
4073 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4074 aggregate fields start at byte boundary instead of the bit-field flag.
4075
4076 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4077
4078 PR driver/47137
4079 * gcc.c (main): Revert revision 168407.
4080
4081 2011-01-03 Martin Jambor <mjambor@suse.cz>
4082
4083 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4084
4085 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4086
4087 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4088 vector optab to expand vector/scalar shift, update gimple to vector.
4089
4090 2011-01-03 Martin Jambor <mjambor@suse.cz>
4091
4092 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4093 a thunk.
4094
4095 2011-01-03 Martin Jambor <mjambor@suse.cz>
4096
4097 PR tree-optimization/46984
4098 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4099 HOST_WIDE_INT.
4100 (cgraph_create_indirect_edge): Fixed line length.
4101 (cgraph_indirect_call_info): Declare.
4102 (cgraph_make_edge_direct) Update declaration.
4103 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4104 (cgraph_create_indirect_edge): Use it.
4105 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4106 callees.
4107 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4108 the new thunk_delta representation.
4109 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4110 HOST_WIDE_INT.
4111 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4112 (ipa_read_indirect_edge_info): Likewise.
4113 * lto-cgraph.c (output_edge_opt_summary): New function.
4114 (output_node_opt_summary): Call it on all outgoing edges.
4115 (input_edge_opt_summary): New function.
4116 (input_node_opt_summary): Call it on all outgoing edges.
4117
4118 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4119
4120 PR driver/47137
4121 * gcc.c (main): Don't check have_o when settting combine_inputs.
4122
4123 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4124
4125 * regrename.c: Add general comment describing the pass.
4126 (struct du_head): Remove 'length' field.
4127 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4128 (regrename_optimize): Do not sort chains. Rework comments, add others.
4129 Force renaming to the preferred class (if any) in the first pass and do
4130 not consider registers that belong to it in the second pass.
4131 (create_new_chain): Do not set 'length' field.
4132 (scan_rtx_reg): Likewise.
4133
4134 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4135
4136 PR tree-optimization/47140
4137 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4138 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4139 to bit_value_binop.
4140
4141 PR rtl-optimization/47028
4142 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4143 parm_birth_insn instead of at the beginning of first bb.
4144
4145 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4146
4147 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4148 Remove the word "see" before "@pxref".
4149 * doc/rtl.texi: Remove the word "see" before "@pxref".
4150
4151 2011-01-01 Jan Hubicka <jh@suse.cz>
4152
4153 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4154 memory.
4155
4156 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4157
4158 PR target/38662
4159 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4160
4161 \f
4162 Copyright (C) 2011 Free Software Foundation, Inc.
4163
4164 Copying and distribution of this file, with or without modification,
4165 are permitted in any medium without royalty provided the copyright
4166 notice and this notice are preserved.