1 2011-02-28 Anatoly Sokolov <aesok@post.ru>
3 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
4 FUNCTION_VALUE_REGNO_P): Remove.
5 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
8 Add 'outgoing' argument.
9 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
11 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12 TARGET_FUNCTION_VALUE_REGNO_P): Define.
14 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
17 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
18 (lookup_filename): Likewise.
19 * final.c (remap_debug_filename): Use filename_ncmp instead of
22 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
23 Jakub Jelinek <jakub@redhat.com>
26 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
27 (assign_stack_local_1): Change last argument type to int.
28 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
29 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
30 don't record padding space into frame_space_list nor
32 (assign_stack_local): Adjust caller.
33 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
34 of assign_stack_local, pass 0 as last argument.
35 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
38 2011-02-28 Jakub Jelinek <jakub@redhat.com>
41 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
42 Use target address_mode and pointer_mode hooks instead of hardcoded
43 Pmode and ptr_mode. Handle some simple cases of extending if
44 POINTERS_EXTEND_UNSIGNED < 0.
45 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
46 Call convert_debug_memory_address.
47 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
48 convert_debug_memory_address.
51 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
52 * configure: Regenerated.
53 * config.in: Regenerated.
54 * varasm.c (default_function_section): Return NULL
55 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit
58 2011-02-28 Martin Jambor <mjambor@suse.cz>
60 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
61 the description to match the printed values.
63 2011-02-28 Richard Guenther <rguenther@suse.de>
65 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
66 of the copied scope tree.
68 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
70 * doc/extend.texi (Function Attributes): Avoid deeply (and
71 wrongly) nested tables.
73 2011-02-27 Jakub Jelinek <jakub@redhat.com>
76 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
77 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
80 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
82 * config/avr/avr.md: Remove magic comment for emacs.
84 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
87 * config/avr/avr.c (avr_option_override): Use error on bad options.
88 (avr_help): New function.
89 (TARGET_HELP): Define.
91 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
94 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
95 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
97 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
99 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
100 (ARM Options): Ditto.
101 (i386 and x86-64 Options): Ditto.
103 (SPARC Options): Ditto.
105 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
107 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
108 FreeBSD 6 and later. Generally use cpu generic.
110 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
112 * doc/cpp.texi: Update copyright years.
114 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
117 * config/lm32/lm32.md (ashrsi3): Added needed variable.
119 2011-02-25 Jon Beniston <jon@beniston.com>
122 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
123 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
124 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
125 (lm32_block_move_inline): Add type cast to remove warning.
126 (lm32_expand_prologue): Generate fp in a way compatible with
128 (gen_int_relational): Move declarations to start of function.
130 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
132 PR tree-optimization/45470
133 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
134 can throw internally only.
135 * tree-vect-stmts.c (vectorizable_call): Likewise.
137 2011-02-24 Anatoly Sokolov <aesok@post.ru>
139 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
140 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
141 * config/stormy16/stormy16-protos.h
142 (xstormy16_preferred_reload_class): Remove.
143 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
144 static. Change 'rclass' argument and return type to reg_class_t.
145 (TARGET_PREFERRED_RELOAD_CLASS,
146 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
148 2011-02-24 Richard Guenther <rguenther@suse.de>
150 * lto-streamer-in.c (input_bb): Do not find referenced vars
153 2011-02-23 Jason Merrill <jason@redhat.com>
155 * common.opt (fabi-version): Document v5 and v6.
157 2011-02-23 Richard Guenther <rguenther@suse.de>
159 PR tree-optimization/47849
160 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
162 2011-02-23 Jie Zhang <jie@codesourcery.com>
164 * opts-common.c (decode_cmdline_option): Print empty string
165 argument as "" in decoded->orig_option_with_args_text.
166 * gcc.c (execute): Print empty string argument as ""
167 in the verbose output.
168 (do_spec_1): Keep empty string argument.
170 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
172 * config.gcc: Declare score-* and crx-* obsolete.
174 2011-02-23 Jie Zhang <jie@codesourcery.com>
176 PR rtl-optimization/47763
177 * web.c (web_main): Ignore naked clobber when replacing register.
179 2011-02-22 Anatoly Sokolov <aesok@post.ru>
181 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
184 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
187 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
189 2011-02-22 Mike Stump <mikestump@comcast.net>
191 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
193 * configure: Regenerate.
195 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
197 PR rtl-optimization/46002
198 * ira-color.c (update_copy_costs): Change class intersection
199 test to reg_class_contents[] test of 'hard_regno'.
201 2011-02-21 Joseph Myers <joseph@codesourcery.com>
203 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
205 * config/hpux11.opt (mt): Likewise.
206 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
207 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
208 * config/vax/elf.opt (mno-asm-pic): Likewise.
209 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
211 2011-02-21 Mike Stump <mikestump@comcast.net>
214 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
215 tree so we can get save the type.
216 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
217 for CFString instead of trying to use past the end of the builtins.
218 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
219 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
220 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
221 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
222 Rename to darwin_builtin_cfstring.
223 (darwin_init_cfstring_builtins): Return the built type.
225 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
229 (_mm256_insert_epi64): Use _mm_insert_epi64.
231 2011-02-21 Anatoly Sokolov <aesok@post.ru>
233 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
234 * config/stormy16/stormy16-protos.h
235 (xstormy16_mode_dependent_address_p): Remove.
236 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
237 Make static. Change return type to bool. Change argument type to
238 const_rtx. Remove dead code.
239 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
241 2011-02-21 Richard Guenther <rguenther@suse.de>
244 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
245 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
246 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
248 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
249 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
251 2011-02-20 Richard Guenther <rguenther@suse.de>
254 * tree.c (free_lang_data_in_decl): Clean builtins from
255 the TU decl BLOCK_VARS.
257 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
261 * haifa-sched.c (fix_tick_ready): Skip tick computation
264 2011-02-19 Richard Guenther <rguenther@suse.de>
267 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
268 Remove lazy BLOCK_VARS streaming.
269 (lto_input_ts_block_tree_pointers): Likewise.
270 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
272 2011-02-19 Joseph Myers <joseph@codesourcery.com>
274 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
276 2011-02-19 Joseph Myers <joseph@codesourcery.com>
278 * config/i386/biarch32.h, config/i386/mach.h,
279 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
281 2011-02-19 Jakub Jelinek <jakub@redhat.com>
284 * config/i386/i386.md (peephole2 for shift and plus): Use
285 operands[1] original mode in the first insn.
287 2011-02-18 Mike Stump <mikestump@comcast.net>
289 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
291 2011-02-18 Jan Hubicka <jh@suse.cz>
294 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
295 to zero when the function is not inlinable at all.
297 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
299 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
300 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
301 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
302 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
303 * config/pa/t-pa64: Likewise.
304 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
306 2011-02-18 Jakub Jelinek <jakub@redhat.com>
309 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
311 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
314 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
316 2011-02-18 Anatoly Sokolov <aesok@post.ru>
318 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
319 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
320 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
321 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
322 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
323 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
324 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
325 m32r_load_postinc_p, m32r_store_preinc_predec_p,
326 m32r_legitimate_address_p): New functions.
327 * config/m32r/constraints.md (constraint "S"): Don't use
328 STORE_PREINC_PREDEC_P.
329 (constraint "U"): Don't use LOAD_POSTINC_P.
331 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
333 PR rtl-optimization/46178
334 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
335 compute ira_hard_regno_cover_class[].
337 2011-02-18 Richard Guenther <rguenther@suse.de>
340 * lto-streamer.h (lto_global_var_decls): Declare.
341 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
342 statics for global var processing.
344 2011-02-18 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/47737
347 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
348 edge dominance check.
350 2011-02-18 Jakub Jelinek <jakub@redhat.com>
353 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
354 avoid invalid rtx sharing.
356 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
358 * doc/cpp.texi (Obsolete Features): Add background on the
359 origin of assertions.
361 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
363 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
365 * config/darwin.c (output_objc_section_asm_op): Added support for
367 (is_objc_metadata): New.
368 (darwin_objc2_section): New.
369 (darwin_objc1_section): New.
370 (machopic_select_section): Added support for ABI v1 and v2.
371 (darwin_emit_objc_zeroed): New.
372 (darwin_output_aligned_bss): Detect objc metadata and treat it
374 (darwin_asm_output_aligned_decl_common): Same.
375 (darwin_asm_output_aligned_decl_local): Same.
376 * config/darwin-sections.def: Updated for ABI v1 and v2.
377 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
378 compiling Objective-C code for the NeXT runtime, default to using
379 ABI version 0 for 32-bit, and version 2 for 64-bit.
381 2011-02-17 Joseph Myers <joseph@codesourcery.com>
383 * common.opt (optimize_fast): New Variable.
384 * opts.c (default_options_optimization): Use opts->x_optimize_fast
385 instead of local variable ofast.
387 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
389 * doc/invoke.texi (fobjc-abi-version): Documented.
390 (fobjc-nilcheck): Documented.
391 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
394 2011-02-17 Joseph Myers <joseph@codesourcery.com>
397 * common.opt (export-dynamic): New Driver option.
398 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
400 2011-02-17 Joseph Myers <joseph@codesourcery.com>
402 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
404 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
405 Jan Hubicka <jh@suse.cz>
409 * cfgexpand.c (account_used_vars_for_block): Remove.
410 (estimated_stack_frame_size): Use referenced vars.
411 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
412 that were referenced in the original function. Test src_fn
413 rather than cfun. Drop redundant get_var_ann.
414 (setup_one_parameter): Drop redundant get_var_ann.
415 (declare_return_variable): Likewise.
416 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
417 (copy_arguments_for_versioning): Drop redundant get_var_ann.
418 * ipa-inline.c (compute_inline_parameters): Do not compute
419 disregard_inline_limits here.
420 (compute_inlinable_for_current, pass_inlinable): New.
421 (pass_inline_parameters): Require PROP_referenced_vars.
422 * cgraphunit.c (cgraph_process_new_functions): Don't run
423 compute_inline_parameters explicitly unless function is in SSA form.
424 (cgraph_analyze_function): Set .disregard_inline_limits.
425 * tree-sra.c (convert_callers): Compute inliner parameters
426 only for functions already in SSA form.
428 2011-02-17 Joseph Myers <joseph@codesourcery.com>
430 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
431 -mlittle-endian-data.
433 2011-02-17 Joseph Myers <joseph@codesourcery.com>
435 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
436 -mno-fpu, not -fpu and -no-fpu.
437 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
438 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
440 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
444 input reload with PLUS RTX.
446 2011-02-16 Joseph Myers <joseph@codesourcery.com>
448 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
451 2011-02-16 Joseph Myers <joseph@codesourcery.com>
453 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
456 2011-02-16 Joseph Myers <joseph@codesourcery.com>
458 * config/mn10300/mn10300.opt (mno-crt0): New.
460 2011-02-16 Joseph Myers <joseph@codesourcery.com>
462 * config/m68k/uclinux.opt (static-libc): New Driver option.
464 2011-02-16 Joseph Myers <joseph@codesourcery.com>
466 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
468 2011-02-16 Joseph Myers <joseph@codesourcery.com>
470 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
471 %{muser-extend-enabled}.
473 2011-02-16 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/47738
476 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
477 the TODO from tree_predictive_commoning.
479 2011-02-15 Jeff Law <law@redhat.com>
482 2011-01-25 Jeff Law <law@redhat.com>
484 PR rtl-optimization/37273
485 * ira-costs.c (scan_one_insn): Detect constants living in memory and
486 handle them like argument loads from stack slots. Do not double
487 count memory for memory constants and argument loads from stack slots.
489 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
492 * combine.c (cant_combine_insn_p): Revert the last change.
494 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
497 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
498 mode for vector constants. Remove code that checks for TImode.
500 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
504 * cgraph.h (compute_inline_parameters): Return void.
505 * ipa-inline.c (compute_inline_parameters): Adjust.
507 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
511 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
513 * cfgexpand.c (estimated_stack_frame_size): Likewise.
514 * ipa-inline.c (compute_inline_parameters): Adjust.
516 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
520 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
521 Adjust all users. Pass FN to...
522 * tree-flow-inline.h (first_referenced_var): ... this. Add
524 * ipa-struct-reorg.c: Adjust.
525 * tree-dfa.c: Adjust.
526 * tree-into-ssa.c: Adjust.
527 * tree-sra.c: Adjust.
528 * tree-ssa-alias.c: Adjust.
529 * tree-ssa-live.c: Adjust.
530 * tree-ssa.c: Adjust.
531 * tree-ssanames.c: Adjust.
532 * tree-tailcall.c: Adjust.
534 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
538 * tree-flow.h (referenced_var_lookup): Add fn parameter.
540 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
541 * tree-flow-inline.h: Adjust.
542 * gimple-pretty-print.c: Adjust.
543 * tree-into-ssa.c: Adjust.
544 * tree-ssa.c: Adjust.
545 * cfgexpand.c: Adjust.
547 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
549 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
550 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
551 (EXTRA_CONSTRAINT): Delete.
552 * config/iq2000/constraints.md: New file.
553 * config/iq2000/iq2000.md: Include it.
554 (define_insn ""): Delete.
555 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
556 unsupported constraint letters from patterns.
557 (call_value, call_value_internal1): Likewise.
558 (call_value_multiple_internal1): Likewise.
560 2011-02-15 Nick Clifton <nickc@redhat.com>
562 * config/mn10300/mn10300.c: Include tm-constrs.h.
563 (struct liw_data): New data structure describing an LIW candidate
565 (extract_bundle): Use struct liw_data. Allow small integer
566 operands for some instructions.
567 (check_liw_constraints): Use struct liw_data. Remove swapped
568 parameter. Add comments describing the checks. Fix bug when
569 assigning the source of liw1 to the source of liw2.
570 (liw_candidate): Delete. Code moved into extract_bundle.
571 (mn10300_bundle_liw): Use struct liw_data. Check constraints
573 * config/mn10300/predicates.md (liw_operand): New predicate.
574 Allows registers and small integer constants.
575 * config/mn10300/constraints.md (O): New constraint. Accetps
576 integers in the range -8 to +7 inclusive.
577 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
578 for moving a small integer into a register. Give this alternative
580 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
581 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
582 using the J,K,L and M constraints,
583 (liw): Remove SI mode on second operands to allow for HI and QI
585 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
588 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
591 * combine.c (cant_combine_insn_p): Check zero/sign extended
594 2011-02-15 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/47743
597 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
598 for a non-type-compatible VN lookup bail out.
600 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
602 * config/fr30/constraints.md: New file.
603 * config/fr30/fr30.md: Include it.
604 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
605 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
606 (EXTRA_CONSTRAINT): Delete.
608 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
610 * config/frv/constraints.md: New file.
611 * config/frv/predicates.md: Include it.
612 * config/frv/frv.c (reg_class_from_letter): Delete.
613 (frv_option_override): Don't initialize it.
614 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
615 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
616 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
617 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
618 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
619 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
620 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
621 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
622 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
623 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
624 (REG_CLASS_FROM_CONSTRAINT): Delete.
626 2011-02-15 Jakub Jelinek <jakub@redhat.com>
629 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
630 if frame size is 0 in a leaf function.
632 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
635 * config/alpha/host-osf.c: New file.
636 * config/alpha/x-osf: New file.
637 * config.host (alpha*-dec-osf*): Use it.
639 2011-02-14 Anatoly Sokolov <aesok@post.ru>
641 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
642 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
643 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
644 (rx_mode_dependent_address_p): ...this. Make static. Change argument
646 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
648 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
650 * config/stormy16/constraints.md: New file.
651 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
652 Use satisfies_constraint_Q and satisfies_constraint_R.
653 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
655 (xstormy16_legitiamte_address_p): Declare.
656 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
657 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
658 (EXTRA_CONSTRAINT): Delete.
659 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
661 (xstormy16_extra_constraint_p): Delete.
663 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
665 PR tree-optimization/46494
666 * loop-unroll.c (split_edge_and_insert): Adjust comment.
667 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
668 (pass_rtl_loop_done): Add TODO_verify_flow.
669 * fwprop.c (pass_rtl_fwprop): Likewise.
670 * modulo-sched.c (pass_sms): Likewise.
671 * tree-ssa-dom.c (pass_dominator): Likewise.
672 * tree-ssa-loop-ch.c (pass_ch): Likewise.
673 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
674 (pass_tree_loop_done): Likewise.
675 * tree-ssa-pre.c (execute_pre): Likewise.
676 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
677 * tree-ssa-sink.c (pass_sink_code): Likewise.
678 * tree-vrp.c (pass_vrp): Likewise.
680 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
682 * config/v850/constraints.md: New file.
683 * config/v850/v850.md: Include it.
684 * config/v850/predicates.md (reg_or_0_operand): Use
685 satisfies_constraint_G.
686 (special_symbolref_operand): Use satisfies_constraint_K.
687 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
688 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
689 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
690 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
691 (EXTRA_CONSTRAINT): Delete.
692 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
693 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
694 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
696 2011-02-14 Anatoly Sokolov <aesok@post.ru>
699 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
702 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
704 * config/mcore/constraints.md: New file.
705 * config/mcore/mcore.md: Include it.
706 * config/mcore/mcore.c (reg_class_from_letter): Delete.
707 * config/mcore/mcore.h (reg_class_from_letter): Delete.
708 (REG_CLASS_FROM_LETTER): Delete.
709 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
710 insn_const_int_ok_for_constraint.
711 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
712 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
713 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
714 (EXTRA_CONSTRAINT): Delete.
716 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
719 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
720 (IS_SIGHANDLER): Define.
721 (sparc64_is_sighandler): New function, split off from
722 sparc64_fallback_frame_state.
723 (sparc_is_sighandler): New function, split off from
724 sparc_fallback_frame_state.
725 (sparc64_fallback_frame_state): Merge with ...
726 (sparc_fallback_frame_state): ... this into ...
727 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
728 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
729 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
730 stack instead of hardcoded offsets.
732 2011-02-14 Andriy Gapon <avg@freebsd.org>
735 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
737 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
739 * configure: Regenerate.
741 2011-02-12 Joseph Myers <joseph@codesourcery.com>
744 * gcc.c (asm_options): Correct spec matching --target-help.
746 2011-02-12 Martin Jambor <mjambor@suse.cz>
748 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
749 to gimple call error.
751 2011-02-12 Mike Stump <mikestump@comcast.net>
753 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
754 comments in backslash regions.
756 2011-02-12 Mike Stump <mikestump@comcast.net>
757 Jakub Jelinek <jakub@redhat.com>
758 Iain Sandoe <iains@gcc.gnu.org>
761 * dwarf2out.c (output_cfa_loc): When required, apply the
762 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
763 (output_loc_sequence): Likewise.
764 (output_loc_operands_raw): Likewise.
765 (output_loc_sequence_raw): Likewise.
766 (output_cfa_loc): Likewise.
767 (output_loc_list): Suppress register number adjustment when
768 calling output_loc_sequence()
769 (output_die): Likewise.
771 2011-02-12 Anatoly Sokolov <aesok@post.ru>
773 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
775 * config/xtensa/xtensa.c (xtensa_register_move_cost,
776 xtensa_memory_move_cost): New functions.
777 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
779 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
782 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
783 in the current directory.
784 * configure: Rebuilt.
786 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
788 * config/darwin.c (darwin_override_options): Add a hunk missed
789 from the commit of r168571. Trim comment line lengths and
790 correct indents of the preceding block.
792 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
794 * gcc.c (driver_handle_option): Concatenate the argument to -F with
797 2011-02-11 Joseph Myers <joseph@codesourcery.com>
799 * common.opt (nostartfiles): New Driver option.
801 2011-02-11 Xinliang David Li <davidxl@google.com>
803 PR tree-optimization/47707
804 * tree-chrec.c (convert_affine_scev): Keep type precision.
806 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
808 PR tree-optimization/47420
809 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
811 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
813 PR rtl-optimization/47614
814 * rtl.h (check_for_inc_dec): Declare.
815 * dse.c (check_for_inc_dec): Externalize...
816 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
817 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
819 2011-02-11 Joseph Myers <joseph@codesourcery.com>
822 * gcc.c (main): Do not compile inputs if there were errors in
824 * opts-common.c (read_cmdline_option): Check for wrong language
825 after other error checks.
827 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
829 * cgraph.c: Fix comment typos.
830 * cgraph.h: Likewise.
831 * cgraphunit.c: Likewise.
832 * ipa-cp.c: Likewise.
833 * ipa-inline.c: Likewise.
834 * ipa-prop.c: Likewise.
835 * ipa-pure-const.c: Likewise.
836 * ipa-ref.c: Likewise.
837 * ipa-reference.c: Likewise.
839 2011-02-11 Jakub Jelinek <jakub@redhat.com>
842 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
844 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
847 * doc/sourcebuild.texi (Require Support): Document
848 dg-require-ascii-locale.
850 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
852 * doc/lto.texi (Write summary): Fix missing parentheses.
854 2011-02-10 DJ Delorie <dj@redhat.com>
856 * config/m32c/m32c.c (m32c_option_override): Disable
857 -fcombine-stack-adjustments until flag value tracking and compare
858 optimization can be rewritten.
860 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
862 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
864 (PROCESSOR_DEFAULT64): Likewise.
866 2011-02-10 Richard Henderson <rth@redhat.com>
868 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
869 change from 2011-02-03.
870 * config/rx/rx.c (flags_from_code): Likewise.
871 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
872 is valid, n/pz otherwise.
873 (rx_select_cc_mode): Return CCmode if Y is not zero.
875 2011-02-10 Richard Guenther <rguenther@suse.de>
877 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
879 2011-02-10 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/47677
882 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
884 2011-02-10 Jakub Jelinek <jakub@redhat.com>
887 * combine.c (make_compound_operation): Only change shifts into
888 multiplication for SCALAR_INT_MODE_P.
890 2011-02-10 Jie Zhang <jie@codesourcery.com>
894 2011-02-05 Jie Zhang <jie@codesourcery.com>
896 * web.c (entry_register): Don't clobber the number of the
897 first uninitialized reference in used[].
899 2011-02-09 Richard Guenther <rguenther@suse.de>
901 PR tree-optimization/47664
902 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
905 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
909 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
911 (PROCESSOR_DEFAULT64): Same.
912 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
914 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
916 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
918 2011-02-09 Martin Jambor <mjambor@suse.cz>
921 * tree-sra.c (struct access): New flags grp_scalar_read and
922 grp_scalar_write. Changed description of assignment read and write
924 (dump_access): Dump new flags, reorder all of them.
925 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
926 to detect multiple scalar reads.
927 (analyze_access_subtree): Use the new scalar read write flags instead
928 of the old flags. Adjusted comments.
930 2011-02-08 DJ Delorie <dj@redhat.com>
933 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
936 2011-02-08 Joseph Myers <joseph@codesourcery.com>
938 * config/m68k/uclinux.opt: New.
939 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
941 2011-02-08 Joseph Myers <joseph@codesourcery.com>
943 * config/cris/elf.opt (sim): New Driver option.
945 2011-02-08 Joseph Myers <joseph@codesourcery.com>
947 * config/xtensa/elf.opt: New.
948 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
950 2011-02-08 Joseph Myers <joseph@codesourcery.com>
952 * config/vax/elf.opt: New.
953 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
955 2011-02-08 Joseph Myers <joseph@codesourcery.com>
957 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
959 2011-02-08 Joseph Myers <joseph@codesourcery.com>
961 * config/gnu-user.opt: New.
962 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
963 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
964 *-*-uclinux*): Use gnu-user.opt.
966 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
968 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
969 * config/i386/gnu.h (CPP_SPEC): Likewise.
971 2011-02-08 Ian Lance Taylor <iant@google.com>
973 * common.opt (fcx-limited-range): Add SetByCombined flag.
974 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
975 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
976 (fassociative-math, freciprocal-math): Likewise.
977 (funsafe-math-optimizations): Likewise.
978 * opth-gen.awk: Handle SetByCombined.
979 * optc-gen.awk: Likewise.
980 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
981 (set_unsafe_math_optimizations_flags): Likewise.
982 * doc/options.texi (Option properties): Document SetByCombined.
984 2011-02-08 Joseph Myers <joseph@codesourcery.com>
986 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
987 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
988 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
989 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
990 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
992 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
994 PR tree-optimization/46834
995 PR tree-optimization/46994
996 PR tree-optimization/46995
997 * graphite-sese-to-poly.c (used_outside_reduction): New.
998 (detect_commutative_reduction): Call used_outside_reduction.
999 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1000 translate_scalar_reduction_to_array only when at least one
1001 loop-phi/close-phi tuple has been detected.
1003 2011-02-08 Richard Guenther <rguenther@suse.de>
1006 * tree-vect-generic.c (expand_vector_operations_1): Update
1008 (expand_vector_operations): ... not here. Cleanup EH info
1009 and the CFG if required.
1011 2011-02-08 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/47641
1014 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1015 require type compatibility.
1017 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1019 * gimple-low.c (lower_function_body): Don't remove the location of
1020 the return statement here.
1021 (lower_gimple_return): Do it here instead but only if the return
1022 statement is actually used twice.
1024 2011-02-08 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/47632
1027 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1028 unused up_to_stmt parameter, return whether cfg-cleanup is
1029 necessary, remove EH info properly.
1030 (forward_propagate_into_gimple_cond): Adjust caller.
1031 (forward_propagate_into_cond): Likewise.
1032 (forward_propagate_comparison): Likewise.
1033 (tree_ssa_forward_propagate_single_use_vars): Make
1034 forward_propagate_comparison case similar to the two others.
1036 2011-02-08 Nick Clifton <nickc@redhat.com>
1038 * config/mn10300/mn10300.opt (mliw): New command line option.
1039 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1040 (liw_bundling): New automaton.
1041 (liw): New attribute.
1042 (liw_op): New attribute.
1043 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1044 (movsi_internal): Add LIW attributes.
1048 (addsi3): Separate register and immediate alternatives.
1053 (lshrsi3): Likewise.
1054 (ashrsi3): Likewise.
1056 * config/mn10300/mn10300.c (liw_op_names): New
1057 (mn10300_print_operand): Handle 'W' operand descriptor.
1058 (extract_bundle): New function.
1059 (check_liw_constraints): New function.
1060 (liw_candidate): New function.
1061 (mn10300_bundle_liw): New function.
1062 (mn10300_reorg): New function.
1063 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1064 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1065 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1066 __LIW__ or __NO_LIW__.
1067 * doc/invoke.texi: Describe the -mliw command line option.
1069 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1071 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1072 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1073 pthread_mutex_unlock): Remove.
1074 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1075 * config/pa/t-pa64: Likewise.
1076 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1077 shared libc if not linking against libpthread.
1078 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1080 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1083 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1084 on 10.6 and later to ensure that we always use the unwinder from
1085 the system. Only add -no_compact_unwind when tarteting darwin
1088 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1091 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1092 (vec_interleave_lowv2sf): Ditto.
1093 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1094 (vec_extract_oddv2sf): Ditto.
1096 2011-02-07 Mike Stump <mikestump@comcast.net>
1099 Add __ieee_divdc3 entry point.
1100 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1102 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1103 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1104 * config/darwin.c (darwin_rename_builtins): Add.
1105 * config/darwin-protos.h (darwin_rename_builtins): Add.
1107 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1110 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1113 2011-02-07 Mike Stump <mikestump@comcast.net>
1115 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1117 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1120 * config/avr/libgcc.S (exit): Move .endfunc
1122 2011-02-07 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/47615
1125 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1126 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1127 (run_scc_vn): Initialize it.
1128 (visit_reference_op_load): Use it.
1129 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1131 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1133 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1134 DImode trapping arithmetic libfuncs.
1136 2011-02-07 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/47621
1139 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1141 (execute_update_addresses_taken): ... here. Make it more
1142 conservative in what we accept.
1144 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1146 * config/sparc/freebsd.h (ASM_SPEC): Define.
1147 * config/sparc/vxworks.h (ASM_SPEC): Define.
1149 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1151 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1153 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1155 * doc/invoke.texi: Remove reference to compiler internals from
1158 * reg-notes.def: Remove REG_VALUE_PROFILE.
1159 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1161 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1164 * varasm.c (default_section_type_flags): If decl is NULL,
1165 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1167 2011-02-05 Jie Zhang <jie@codesourcery.com>
1170 * web.c (entry_register): Don't clobber the number of the
1171 first uninitialized reference in used[].
1173 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1175 PR tree-optimization/46194
1176 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1177 (build_classic_dist_vector_1): Do not represent classic distance
1178 vectors when the access functions are variating in different loops.
1180 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1182 * config/mips/iris6.opt: New.
1183 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1185 2011-02-04 Richard Henderson <rth@redhat.com>
1186 Steve Ellcey <sje@cup.hp.com>
1189 * config/ia64/predicates.md (mux1_brcst_element): New.
1190 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1191 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1192 (ia64_unpack_sign): New.
1193 (ia64_expand_unpack): Rewrite using new routines.
1194 (ia64_expand_widen_sum): Ditto.
1195 (ia64_expand_dot_prod_v8qi): Ditto.
1196 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1197 routines, add endian check.
1198 (pmpy2_even): Rename from pmpy2_r, add endian check.
1199 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1200 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1201 (vec_widen_smult_hi_v4hi): Ditto.
1202 (vec_widen_umult_lo_v4hi): Ditto.
1203 (vec_widen_umult_hi_v4hi): Ditto.
1204 (mulv2si3): Change endian checks.
1205 (sdot_prodv4hi): Rewrite with new calls.
1206 (udot_prodv4hi): New.
1207 (vec_pack_ssat_v4hi): Add endian check.
1208 (vec_pack_usat_v4hi): Ditto.
1209 (vec_pack_ssat_v2si): Ditto.
1210 (max1_even): Rename from max1_r, add endian check.
1211 (max1_odd): Rename from max1_l, add endian check.
1212 (*mux1_rev): Format change.
1214 (*mux1_shuf): Ditto.
1216 (*mux1_brcst_v8qi): Use new predicate.
1217 (vec_extract_evenv8qi): Remove endian check.
1218 (vec_extract_oddv8qi): Ditto.
1219 (vec_interleave_lowv4hi): Format change.
1220 (vec_interleave_highv4hi): Ditto.
1221 (mix2_even): Rename from mix2_r, add endian check.
1222 (mix2_odd): Rename from mux2_l, add endian check.
1223 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1224 (vec_extract_evenodd_helper): Format change.
1225 (vec_extract_evenv4hi): Remove endian check.
1226 (vec_extract_oddv4hi): Remove endian check.
1227 (vec_interleave_lowv2si): Format change.
1228 (vec_interleave_highv2si): Format change.
1229 (vec_initv2si): Remove endian check.
1230 (vecinit_v2si): Add endian check.
1231 (reduc_splus_v2sf): Add endian check.
1232 (reduc_smax_v2sf): Ditto.
1233 (reduc_smin_v2sf): Ditto.
1234 (vec_initv2sf): Remove endian check.
1235 (fpack): Add endian check.
1236 (fswap): Add endian check.
1237 (vec_interleave_highv2sf): Add endian check.
1238 (vec_interleave_lowv2sf): Add endian check.
1239 (fmix_lr): Add endian check.
1240 (vec_setv2sf): Format change.
1241 (*vec_extractv2sf_0_be): Use shift to extract operand.
1242 (*vec_extractv2sf_1_be): New.
1243 (vec_pack_trunc_v4hi): Add endian check.
1244 (vec_pack_trunc_v2si): Format change.
1246 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1249 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1250 do bb, locus and block comparison and disallow loads if it is not set.
1251 (stmt_is_replaceable_p): New function.
1252 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1254 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1255 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1257 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1259 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1261 * config/rs6000/xilinx.opt: New.
1262 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1264 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1266 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1268 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1270 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1271 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1272 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1273 secondary_reload_info, xtensa_secondary_reload): Remove.
1274 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1275 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1276 (xtensa_preferred_reload_class): Make static. Change return and
1277 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1278 Use CONST_DOUBLE_P predicate.
1279 (xtensa_preferred_output_reload_class): New function.
1280 (xtensa_secondary_reload): Make static.
1282 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1284 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1285 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1286 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1288 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1291 * output.h (SECTION_RELRO): Define.
1292 (SECTION_MACH_DEP): Adjust.
1293 (get_variable_section): New prototype.
1294 * varpool.c (varpool_finalize_named_section_flags): New function.
1295 (varpool_assemble_pending_decls): Call it.
1296 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1297 * cgraphunit.c (cgraph_output_in_order): Call
1298 varpool_finalize_named_section_flags.
1299 * varasm.c (get_section): Allow section flags conflicts between
1300 relro and read-only sections if the section hasn't been declared yet.
1301 Set SECTION_OVERRIDE after diagnosing section type conflict.
1302 (get_variable_section): No longer static.
1303 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1304 readonly sections that need relocations.
1305 (decl_readonly_section_1): New function.
1306 (decl_readonly_section): Use it.
1309 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1310 Steve Ellcey <sje@cup.hp.com>
1313 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1314 if section attribute used.
1316 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1318 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1319 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1320 (darwin_init_sections): Remove assertion.
1322 2011-02-03 Nick Clifton <nickc@redhat.com>
1324 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1326 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1327 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1328 instead of "n" and "pz".
1329 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1332 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1335 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1336 fma, expand FMA_EXPR as fma{,f,l} call.
1339 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1340 copy them into a unsigned char variable and pass address of it to
1341 lto_output_data_stream.
1344 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1345 around backend_init_target and lang_dependent_init_target calls.
1346 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1347 (verify_cgraph_node): Don't call set_cfun here. Use
1348 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1349 Set error_found for incorrectly represented calls to thunks.
1351 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1354 PR rtl-optimization/43494
1355 * rtl.h (for_each_inc_dec_fn): New type.
1356 (for_each_inc_dec): Declare.
1357 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1358 (for_each_inc_dec_find_inc_dec): New fn.
1359 (for_each_inc_dec_find_mem): New fn.
1360 (for_each_inc_dec): New fn.
1361 * dse.c (struct insn_size): Remove.
1362 (replace_inc_dec, replace_inc_dec_mem): Remove.
1363 (emit_inc_dec_insn_before): New fn.
1364 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1365 (canon_address): Pass mem modes to cselib_lookup.
1366 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1367 (cselib_lookup_from_insn): Likewise.
1368 (cselib_subst_to_values): Likewise.
1369 * cselib.c (find_slot_memmode): New var.
1370 (cselib_find_slot): New fn. Use it instead of
1371 htab_find_slot_with_hash everywhere.
1372 (entry_and_rtx_equal_p): Use find_slot_memmode.
1373 (autoinc_split): New fn.
1374 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1375 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1376 Deal with autoinc. Special-case recursion into MEMs.
1377 (cselib_hash_rtx): Likewise.
1378 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1379 address and MEM modes.
1380 (cselib_subst_to_values): Add memmode, pass it on.
1382 (cselib_lookup): Add memmode argument, pass it on.
1383 (cselib_lookup_from_insn): Add memmode.
1384 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1385 (struct cselib_record_autoinc_data): New.
1386 (cselib_record_autoinc_cb): New fn.
1387 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1388 mode to cselib_lookup. Reset autoinced REGs here instead of...
1389 (cselib_process_insn): ... here.
1390 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1392 (add_uses): Likewise, also to cselib_subst_to_values.
1393 (add_stores): Likewise.
1394 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1395 cselib_subst_to_values.
1396 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1397 * gcse.c (do_local_cprop): Adjusted.
1398 * postreload.c (reload_cse_simplify_set): Adjusted.
1399 (reload_cse_simplify_operands): Adjusted.
1400 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1402 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1404 PR tree-optimization/45122
1405 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1406 unsafe assumptions when there's more than one loop exit.
1408 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1411 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1412 Document using vector double with the load/store builtins, and
1413 that the load/store builtins always use Altivec instructions.
1415 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1416 to use altivec memory instructions, even on VSX.
1417 (vector_altivec_store_<mode>): Ditto.
1419 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1422 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1423 V2DF, V2DI support to load/store overloaded builtins.
1425 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1426 altivec load/store builtins for V2DF/V2DI types.
1428 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1429 set avoid indexed addresses on power6 if -maltivec.
1430 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1431 vector_altivec_load/vector_altivec_store builtins.
1432 (altivec_expand_st_builtin): Ditto.
1433 (altivec_expand_builtin): Add VSX memory builtins.
1434 (rs6000_init_builtins): Add V2DI types to internal types.
1435 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1436 load/store builtins.
1437 (rs6000_address_for_altivec): Insure memory address is appropriate
1440 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1441 vec_vsx_ld and vec_vsx_st.
1442 (vsx_store_<mode>): Ditto.
1444 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1445 variables to hold long long types for VSX vector memory builtins.
1446 (RS6000_BTI_unsigned_long_long): Ditto.
1447 (long_long_integer_type_internal_node): Ditti.
1448 (long_long_unsigned_type_internal_node): Ditti.
1450 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1451 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1452 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1454 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1456 (vec_vsx_st): Ditto.
1458 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1460 * config/pa/pa-hpux10.opt: New.
1461 * config/hpux11.opt (pthread): New Driver option.
1462 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1463 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1465 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1467 * config/ia64/vms.opt: New.
1468 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1470 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1473 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1474 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1475 generator functions.
1476 (vsx_floatuns<VSi><mode>2): Ditto.
1477 (vsx_fix_trunc<mode><VSi>2): Ditto.
1478 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1480 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1482 * config/i386/djgpp.opt (posix): New Driver option.
1484 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1486 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1487 Move to the unsupported targets list.
1489 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1491 PR rtl-optimization/47525
1492 * df-scan.c: Update copyright years.
1493 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1494 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1496 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1498 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1499 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1500 (ASM_OUTPUT_ASCII): Remove.
1501 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1503 2011-02-02 Jeff Law <law@redhat.com>
1506 * reload.c (find_reloads_address): Handle reg+d address where both
1507 components are invalid by reloading the entire address.
1509 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1510 Richard Guenther <rguenther@suse.de>
1512 PR tree-optimization/40979
1514 * passes.c (init_optimization_passes): After LIM call copy_prop
1515 and DCE to clean up.
1516 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1518 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1520 PR tree-optimization/47576
1521 PR tree-optimization/47555
1522 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1523 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1524 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1525 * tree-scalar-evolution.c (follow_ssa_edge): Use
1526 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1528 2011-02-02 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/47566
1531 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1533 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1537 * tree-inline.c (declare_return_variable): Remove unused caller
1542 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1543 * cfgexpand.c (account_used_vars_for_block): Use them.
1544 * tree-nrv.c (tree_nrv): Likewise.
1545 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1546 (dump_scope_block): Likewise.
1547 (remove_unused_locals): Likewise.
1551 * tree-inline.c (declare_return_variable): Add result decl to
1552 local decls only once.
1553 * gimple-low.c (record_vars_into): Mark newly-created variables
1556 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1562 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1564 (no_real_insns_p, schedule_block, set_priorities): Drop special
1565 treatment of boundary debug insns.
1566 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1567 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1568 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1569 (BOUNDARY_DEBUG_INSN_P): Likewise.
1570 (SCHEDULE_DEBUG_INSN_P): Likewise.
1571 * sched-rgn.c (init_ready_list): Drop special treatment of
1572 boundary debug insns.
1573 * final.c (rest_of_clean_state): Clear notes' BB.
1575 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1577 * config/openbsd.opt (assert=): New Driver option.
1579 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1581 * config/i386/nto.opt: New.
1582 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1584 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1586 * config/i386/netware.opt: New.
1587 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1589 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1591 * config/interix.opt (posix): New Driver option.
1593 2011-02-01 DJ Delorie <dj@redhat.com>
1595 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1597 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1600 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1602 PR tree-optimization/47561
1603 * toplev.c (process_options): Print the Graphite flags. Add
1604 flag_loop_flatten to the list of options requiring Graphite.
1606 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1608 * config/i386/cygming.opt (posix): New Driver option.
1610 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1612 * config/arm/vxworks.opt: New.
1613 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1615 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1617 * config/alpha/elf.opt: New.
1618 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1619 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1621 2011-02-01 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/47559
1624 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1625 store-motion on references that can throw.
1627 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1629 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1630 * tree-pass.h (TDF_CSELIB): New macro.
1631 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1632 cselib_lookup): Check for it rather than for TDF_DETAILS.
1634 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1637 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1640 * opts.c (finish_options): Don't add x_aux_base_name if it is
1643 2011-02-01 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/47555
1647 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1649 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1651 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1654 * config/lm32/t-lm32: Add multilib for all CPU options.
1656 2011-02-01 Richard Guenther <rguenther@suse.de>
1658 PR tree-optimization/47541
1659 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1660 sure to have a field at offset zero.
1662 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1664 * config/arc/arc.opt (EB, EL): New Driver options.
1666 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1668 * config/alpha/osf5.opt: New.
1669 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1671 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1673 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1675 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1677 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1679 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1680 is an alias of -floop-interchange and that it requires the
1681 Graphite infrastructure.
1682 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1683 flag_loop_interchange based on the value of flag_tree_loop_linear.
1685 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1686 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/47538
1689 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1690 type instead of r1type, except for comparisons. For right
1691 shifts and comparisons punt if there are mismatches in
1692 sizetype vs. non-sizetype types.
1694 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1696 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1699 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1701 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1703 * configure: Regenerate.
1705 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * configure.ac (gcc_cv_ld_static_option): Define.
1708 (gcc_cv_ld_dynamic_option): Define.
1709 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1711 (HAVE_LD_STATIC_DYNAMIC): Update message.
1712 (LD_STATIC_OPTION): Define.
1713 (LD_DYNAMIC_OPTION): Define.
1714 * configure: Regenerate.
1715 * config.in: Regenerate.
1716 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1717 HAVE_LD_STATIC_DYNAMIC]: Use them.
1719 2011-01-31 Nick Clifton <nickc@redhat.com>
1721 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1722 registers inside interrupt handlers if the handler is not a leaf
1725 2011-01-31 Nick Clifton <nickc@redhat.com>
1727 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1728 reg_renumber returning an INVALID_REGNUM.
1730 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1733 * doc/install.texi: Document host options discarded when cross
1734 configuring target libraries.
1736 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1739 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1742 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1744 (no_real_insns_p, schedule_block, set_priorities): Drop special
1745 treatment of boundary debug insns.
1746 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1747 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1748 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1749 (BOUNDARY_DEBUG_INSN_P): Likewise.
1750 (SCHEDULE_DEBUG_INSN_P): Likewise.
1751 * sched-rgn.c (init_ready_list): Drop special treatment of
1752 boundary debug insns.
1753 * final.c (rest_of_clean-state): Clear notes' BB.
1755 2011-01-31 Alan Modra <amodra@gmail.com>
1757 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1758 toc relative expressions as we do in print_operand_address.
1760 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1762 * doc/extend.texi: Follow spelling conventions.
1763 * doc/invoke.texi: Fix a typo.
1765 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1767 * config/hpux11.opt: New.
1768 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1769 ia64*-*-hpux*): Use hpux11.opt.
1771 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1773 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1776 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1778 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1781 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1783 * doc/install.texi (Binaries): Remove outdated reference for
1784 Motorola 68HC11/68HC12 downloads.
1786 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1788 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1791 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1794 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1797 2011-01-28 Ahmad Sharif <asharif@google.com>
1799 * value-prof.c (check_counter): Corrected error message.
1801 2011-01-29 Jie Zhang <jie@codesourcery.com>
1803 * config/arm/arm.c (arm_legitimize_reload_address): New.
1804 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1805 arm_legitimize_reload_address.
1806 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1808 2011-01-28 Ian Lance Taylor <iant@google.com>
1810 * godump.c (go_define): Ignore macros whose definitions include
1811 two adjacent operands.
1813 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1816 * varasm.c (force_const_mem): Store copy of x in desc->constant
1817 instead of x itself.
1818 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1819 itself into REG_EQUAL note.
1821 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1823 * config/freebsd.opt (posix, rdynamic): New Driver options.
1825 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1827 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1829 * configure: Regenerate.
1831 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1833 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1834 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1836 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1838 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1839 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1840 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1841 (s390_preferred_reload_class): Make static. Change return and
1842 'rclass' argument type to reg_class_t.
1844 2011-01-27 Jan Hubicka <jh@suse.cz>
1847 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1848 (process_function_and_variable_attributes): Check defined weakrefs.
1850 2011-01-27 Martin Jambor <mjambor@suse.cz>
1852 PR tree-optimization/47228
1853 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1854 build_ref_for_offset.
1856 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1858 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1860 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1862 PR rtl-optimization/46856
1863 * postreload.c (reload_combine_recognize_const_pattern): Do not
1864 separate cc0 setter and user on cc0 targets.
1866 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1869 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1870 passed a VOID_TYPE expression, immediately emit an error and
1871 return error_mark_node.
1873 2011-01-26 Jeff Law <law@redhat.com>
1875 PR rtl-optimization/47464
1876 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1877 rather than may_trap_p as needed.
1879 2011-01-26 DJ Delorie <dj@redhat.com>
1881 PR rtl-optimization/46878
1882 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1883 setter/user dependency as well.
1885 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1887 PR rtl-optimization/44469
1888 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1889 after removing trivially dead basic blocks.
1891 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1893 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1894 * config/frv/frv.h (LINK_SPEC): Likewise.
1895 * config/i386/netware.h (LINK_SPEC): Likewise.
1896 * config/m68k/linux.h (ASM_SPEC): Likewise.
1897 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1898 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1899 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1900 * config/sparc/linux.h (ASM_SPEC): Likewise.
1901 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1902 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1904 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1906 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1907 * config/frv/frv.h (ASM_SPEC): Likewise.
1908 * config/m68k/linux.h (ASM_SPEC): Likewise.
1909 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1910 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1911 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1912 * config/sparc/linux.h (ASM_SPEC): Likewise.
1913 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1914 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1916 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1918 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1919 * config/frv/frv.h (LINK_SPEC): Likewise.
1920 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1922 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1924 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1925 * config/frv/frv.h (ASM_SPEC): Likewise.
1926 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1927 * config/m68k/linux.h (ASM_SPEC): Likewise.
1928 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1929 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1930 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1931 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1932 * config/sparc/linux.h (ASM_SPEC): Likewise.
1933 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1934 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1935 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1937 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1940 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1942 (vec_extract_evenodd_help): Ditto.
1943 (vec_extract_evenv4hi): Ditto.
1944 (vec_extract_oddv4hi): Ditto.
1945 (vec_interleave_lowv2si): Ditto.
1946 (vec_interleave_highv2si): Ditto.
1947 (vec_extract_evenv2si): Ditto.
1948 (vec_extract_oddv2si: Ditto.
1949 (vec_pack_trunc_v2si): Ditto.
1951 2011-01-22 Jan Hubicka <jh@suse.cz>
1954 * cgraph.h (cgraph_local_info): New field can_change_signature.
1955 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1956 signature can change.
1957 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1959 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1960 (cgraph_function_versioning): We can not change signature of functions
1961 that don't allow that.
1962 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1963 (lto_input_node): Likewise.
1964 * ipa-inline.c (compute_inline_parameters): Compute
1965 local.can_change_signature.
1966 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1967 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1968 functions that can not change signature.
1969 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1970 init_cumulative_args): Do not use local calling conventions
1971 for functions that can not change signature.
1973 2011-01-22 Jan Hubicka <jh@suse.cz>
1975 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1977 2011-01-26 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/47190
1980 * cgraphunit.c (process_common_attributes): New function.
1981 (process_function_and_variable_attributes): Use it.
1983 2011-01-26 Richard Guenther <rguenther@suse.de>
1986 * cgraphbuild.c (record_eh_tables): Record reference to personality
1989 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1992 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1993 non-debug insns from moving up.
1995 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1998 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1999 t-dlldir{,-x} fragment for build and add it to tmake_file.
2000 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2001 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2002 * config/i386/t-dlldir: New file.
2003 (SHLIB_DLLDIR): Define.
2004 * config/i386/t-dlldir-x: New file.
2005 (SHLIB_DLLDIR): Define.
2006 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2007 (SHLIB_INSTALL): Use it.
2009 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2012 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2013 lower bound of the allowed Thumb-2 coprocessor load/store
2014 index range to -256. Add explaining comment.
2016 2011-01-25 Ian Lance Taylor <iant@google.com>
2018 * godump.c (go_define): Improve lexing of macro expansion to only
2019 accept expressions which match Go spec.
2021 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2024 * tree.c (handle_dll_attribute): Handle it.
2025 * doc/extend.texi (@item dllexport): Mention it.
2026 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2028 2011-01-25 Ian Lance Taylor <iant@google.com>
2030 PR tree-optimization/26854
2031 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2032 (decl_jump_unsafe): Move higher in file, with no other change.
2033 (bind): Set has_jump_unsafe_decl if appropriate.
2034 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2035 (check_earlier_gotos): Likewise.
2036 (c_check_switch_jump_warnings): Likewise.
2038 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2040 * doc/invoke.texi (Warning Options): Add missing hyphen.
2041 (-fprofile-dir): Minor grammatical fixes.
2042 (-fbranch-probabilities): Likewise.
2044 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2048 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2050 (no_real_insns_p, schedule_block, set_priorities): Drop special
2051 treatment of boundary debug insns.
2052 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2053 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2054 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2055 (BOUNDARY_DEBUG_INSN_P): Likewise.
2056 (SCHEDULE_DEBUG_INSN_P): Likewise.
2057 * sched-rgn.c (init_ready_list): Drop special treatment of
2058 boundary debug insns.
2059 * final.c (rest_of_clean-state): Clear notes' BB.
2061 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2063 * Makefile.in (LAMBDA_H): Removed.
2064 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2065 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2066 lambda-trans.o, and tree-loop-linear.o.
2067 (lto-symtab.o): Remove dependence on LAMBDA_H.
2068 (tree-loop-linear.o): Remove rule.
2069 (lambda-mat.o): Same.
2070 (lambda-trans.o): Same.
2071 (lambda-code.o): Same.
2072 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2073 (tree-vect-slp.o): Same.
2074 * hwint.h (gcd): Moved here.
2075 (least_common_multiple): Same.
2076 * lambda-code.c: Removed.
2077 * lambda-mat.c: Removed.
2078 * lambda-trans.c: Removed.
2079 * lambda.h: Removed.
2080 * tree-loop-linear.c: Removed.
2081 * lto-symtab.c: Do not include lambda.h.
2082 * omega.c (gcd): Removed.
2083 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2084 * tree-data-ref.c (print_lambda_vector): Moved here.
2085 (lambda_vector_copy): Same.
2086 (lambda_matrix_copy): Same.
2087 (lambda_matrix_id): Same.
2088 (lambda_vector_first_nz): Same.
2089 (lambda_matrix_row_add): Same.
2090 (lambda_matrix_row_exchange): Same.
2091 (lambda_vector_mult_const): Same.
2092 (lambda_vector_negate): Same.
2093 (lambda_matrix_row_negate): Same.
2094 (lambda_vector_equal): Same.
2095 (lambda_matrix_right_hermite): Same.
2096 * tree-data-ref.h: Do not include lambda.h.
2097 (lambda_vector): Moved here.
2098 (lambda_matrix): Same.
2099 (dependence_level): Same.
2100 (lambda_transform_legal_p): Removed declaration.
2101 (lambda_collect_parameters): Same.
2102 (lambda_compute_access_matrices): Same.
2103 (lambda_vector_gcd): Same.
2104 (lambda_vector_new): Same.
2105 (lambda_vector_clear): Same.
2106 (lambda_vector_lexico_pos): Same.
2107 (lambda_vector_zerop): Same.
2108 (lambda_matrix_new): Same.
2109 * tree-flow.h (least_common_multiple): Removed declaration.
2110 * tree-parloops.c (lambda_trans_matrix): Moved here.
2112 (LTM_ROWSIZE): Same.
2113 (LTM_COLSIZE): Same.
2114 (LTM_DENOMINATOR): Same.
2115 (lambda_trans_matrix_new): Same.
2116 (lambda_matrix_vector_mult): Same.
2117 (lambda_transform_legal_p): Same.
2118 * tree-pass.h (pass_linear_transform): Removed declaration.
2119 * tree-ssa-loop.c (tree_linear_transform): Removed.
2120 (gate_tree_linear_transform): Removed.
2121 (pass_linear_transform): Removed.
2122 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2123 flag_loop_interchange.
2125 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2127 PR tree-optimization/47265
2128 PR tree-optimization/47443
2129 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2130 if name still has some uses.
2132 2011-01-25 Martin Jambor <mjambor@suse.cz>
2134 PR tree-optimization/47382
2135 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2136 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2138 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2140 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2141 sjlj_except_unwind_info.
2143 2011-01-25 Richard Guenther <rguenther@suse.de>
2145 PR tree-optimization/47426
2146 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2147 visible functions results escape.
2149 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2152 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2153 (arm_get_frame_offsets): Use it.
2155 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2156 Jakub Jelinek <jakub@redhat.com>
2158 PR tree-optimization/47271
2159 * tree-if-conv.c (bb_postdominates_preds): New.
2160 (if_convertible_bb_p): Call bb_postdominates_preds.
2161 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2162 (predicate_scalar_phi): Call bb_postdominates_preds.
2164 2011-01-25 Nick Clifton <nickc@redhat.com>
2166 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2167 * config/rx/rx.c (rx_function_value): Likewise.
2168 (rx_promote_function_mode): Likewise.
2169 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2170 in order to make it legitimate.
2171 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2172 make sure that the first operand is the same as the result register.
2173 (addsi3_unspec): Delete.
2174 (subdi3): Do not accept immediate operands.
2175 (subdi3_internal): Likewise.
2177 2011-01-25 Jeff Law <law@redhat.com>
2179 PR rtl-optimization/37273
2180 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2181 handle them like argument loads from stack slots. Do not double
2182 count memory for memory constants and argument loads from stack slots.
2184 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2186 PR tree-optimization/47427
2187 PR tree-optimization/47428
2188 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2189 coalesce if the new root var would be TREE_READONLY.
2191 2011-01-25 Richard Guenther <rguenther@suse.de>
2194 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2195 correct type for TBAA.
2197 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2199 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2200 (close_phi_written_to_memory): Call for_each_index with
2201 dr_indices_valid_in_loop.
2203 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2205 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2206 when it is initialized.
2208 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2210 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2211 call to graphite_find_data_references_in_stmt.
2212 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2213 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2214 call to graphite_find_data_references_in_stmt.
2215 (analyze_drs_in_stmts): Same.
2216 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2217 in which the scalar analysis of indices is performed.
2218 (create_data_ref): Same. Update call to dr_analyze_indices.
2219 (find_data_references_in_stmt): Update call to create_data_ref.
2220 (graphite_find_data_references_in_stmt): Same.
2221 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2223 (create_data_ref): Same.
2224 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2225 call to create_data_ref.
2227 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2229 * graphite-sese-to-poly.c (build_poly_scop): Move
2230 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2232 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2234 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2235 VAR_DECL, PARM_DECL, and RESULT_DECL.
2237 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2239 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2241 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2242 that have already been marked as PBB_IS_REDUCTION.
2244 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2246 * graphite-scop-detection.c (same_close_phi_node): New.
2247 (remove_duplicate_close_phi): New.
2248 (make_close_phi_nodes_unique): New.
2249 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2251 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2253 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2254 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2255 of both data references to be the same.
2257 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2259 * graphite-dependences.c (build_lexicographical_constraint): Remove
2261 (build_lexicographical_constraint): Adjust call to
2262 ppl_powerset_is_empty.
2263 (dependence_polyhedron): Same.
2264 (graphite_legal_transform_dr): Same.
2265 (graphite_carried_dependence_level_k): Same.
2266 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2268 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2270 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2272 * graphite-sese-to-poly.c
2273 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2274 (close_phi_written_to_memory): New.
2275 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2278 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2280 * doc/install.texi: Update the expected version number of PPL to 0.11.
2281 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2282 #if PPL_VERSION_MINOR < 11.
2284 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2286 * graphite-dependences.c: Include graphite-cloog-util.h.
2287 (new_poly_ddr): Inlined into dependence_polyhedron.
2288 (free_poly_ddr): Moved close by new_poly_ddr.
2289 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2290 Early return NULL when ppl_powerset_is_empty returns true.
2291 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2292 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2293 (graphite_legal_transform_dr): Call new_poly_ddr.
2294 (graphite_carried_dependence_level_k): Same.
2295 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2296 (dot_transformed_deps_stmt_1): Removed.
2297 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2298 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2299 (dot_deps_1): Call dot_deps_2.
2300 * Makefile.in (graphite-dependences.o): Add missing dependence on
2301 graphite-cloog-util.h.
2303 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2305 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2306 (build_lexicographical_constraint): Same.
2307 (dependence_polyhedron_1): Same.
2308 (graphite_legal_transform_dr): Same.
2309 (graphite_carried_dependence_level_k): Same.
2310 * graphite-ppl.c (ppl_powerset_is_empty): New.
2311 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2312 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2314 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2316 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2317 the "a followed by b" relation and document it.
2319 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2321 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2322 iteration when the bag of constraints is empty.
2324 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2326 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2328 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2330 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2331 nest and two loop depths as parameters.
2332 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2333 lst_perfect_nestify.
2335 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2337 * graphite-dependences.c (print_pddr): Call
2338 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2340 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2342 * graphite-ppl.c (debug_gmp_value): New.
2343 * graphite-ppl.h (debug_gmp_value): Declared.
2345 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2347 * doc/install.texi: Document availability of cloog-0.16.
2349 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2351 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2352 invalid postdominance info.
2354 2011-01-24 Jan Hubicka <jh@suse.cz>
2357 * doc/extend.texi (weak pragma): Drop claim that it must
2358 appear before definition.
2359 * varasm.c (merge_weak, declare_weak): Only sanity check
2360 that DECL is not output at a time it is declared weak.
2362 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2364 * machmode.def: Fixed comments.
2366 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2368 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2370 2011-01-24 Paul Koning <ni1d@arrl.net>
2372 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2375 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2378 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2379 (block_info): Add scanned and prev.
2380 (move_or_delete_vzeroupper_2): Return if the basic block
2381 has been scanned and the upper 128bit state is unchanged
2383 (move_or_delete_vzeroupper_1): Return true if the exit
2385 (move_or_delete_vzeroupper): Visit basic blocks using the
2386 work-list based algorithm based on vt_find_locations in
2389 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2391 2011-01-24 Nick Clifton <nickc@redhat.com>
2393 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2394 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2395 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2396 then define __v850e1__.
2397 * doc/invoke.texi: Document -mv850es.
2399 2011-01-24 Richard Henderson <rth@redhat.com>
2401 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2402 compound unordered comparisons.
2403 * config/rx/rx.c (rx_split_fp_compare): Remove.
2404 * config/rx/rx-protos.h: Update.
2405 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2406 (cbranchsf4): Don't call rx_split_fp_compare.
2407 (*cbranchsf4): Use rx_split_cbranch.
2408 (*cmpsf): Don't accept "i" constraint.
2409 (*conditional_branch): Only valid after reload.
2410 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2412 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2415 * config/rs6000/altivec.md (vector constant splitters): Add
2416 support for creating vector single precision constants if -mvsx is
2417 used and we would create the constant using Altivec primitives.
2419 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2420 Richard Sandiford <rdsandiford@googlemail.com>
2422 PR rtl-optimization/47166
2423 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2424 mechanism for PRE_MODIFY and POST_MODIFY.
2425 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2428 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2430 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2432 2011-01-22 Jan Hubicka <jh@suse.cz>
2435 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2437 2011-01-22 Jan Hubicka <jh@suse.cz>
2439 PR tree-optimization/43884
2441 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2442 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2444 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2446 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2447 * config/s390/s390.c (s390_register_move_cost,
2448 s390_memory_move_cost): New.
2449 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2451 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2454 * except.c (sjlj_assign_call_site_values): Move setting the
2455 crtl->uses_eh_lsda flag to ...
2456 (sjlj_mark_call_sites): ... here.
2457 (sjlj_emit_function_enter): Support NULL dispatch label.
2458 (sjlj_build_landing_pads): In a function with no landing pads
2459 that still has must-not-throw regions, generate code to register
2460 a personality function with empty LSDA.
2462 2011-01-21 Richard Henderson <rth@redhat.com>
2464 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2466 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2468 * compare-elim.c: New file.
2469 * Makefile.in (OBJS-common): Add it.
2470 (compare-elim.o): New.
2471 * common.opt (fcompare-elim): New.
2472 * opts.c (default_options_table): Add OPT_fcompare_elim.
2473 * tree-pass.h (pass_compare_elim_after_reload): New.
2474 * passes.c (init_optimization_passes): Add it.
2475 * recog.h: Protect against re-inclusion.
2476 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2477 * doc/invoke.texi (-fcompare-elim): Document it.
2478 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2479 * doc/tm.texi: Rebuild.
2481 2011-01-22 Nick Clifton <nickc@redhat.com>
2483 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2484 rx_split_fp_compare.
2486 2011-01-22 Nick Clifton <nickc@redhat.com>
2488 * config/rx/rx.md (UNSPEC_CONST): New.
2489 (deallocate_and_return): Wrap the amount popped off the stack in
2490 an UNSPEC_CONST in order to stop it being rejected by
2491 -mmax-constant-size.
2492 (pop_and_return): Add a "(return)" rtx.
2493 (call): Drop the immediate operand.
2494 (call_internal): Likewise.
2495 (call_value): Likewise.
2496 (call_value_internal): Likewise.
2497 (sibcall_internal): Likewise.
2498 (sibcall_value_internal): Likewise.
2499 (sibcall): Likewise. Generate an explicit call using
2501 (sibcall_value): Likewise.
2502 (mov<>): FAIL if a constant operand is not legitimate.
2503 (addsi3_unpsec): New pattern.
2505 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2506 (ok_for_max_constant): New function.
2507 (gen_safe_add): New function.
2508 (rx_expand_prologue): Use gen_safe_add.
2509 (rx_expand_epilogue): Likewise.
2510 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2513 2011-01-21 Jeff Law <law@redhat.com>
2515 PR tree-optimization/47053
2516 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2517 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2518 statements are deleted.
2519 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2520 is nonempty, then purge dead edges and cleanup the CFG.
2522 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2526 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2528 * tree-dfa.c (create_var_ann): Mark variable as used.
2530 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2533 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2534 notes from other section in hot/cold partitioning even if
2535 last_action is -3. Increment call_site_base.
2537 PR rtl-optimization/47366
2538 * fwprop.c (forward_propagate_into): Return bool. If
2539 any changes are made, -fnon-call-exceptions is used and
2540 REG_EH_REGION note is present, call purge_dead_edges
2541 and return true if it purged anything.
2542 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2543 any EH edges were purged.
2545 2011-01-21 Jeff Law <law@redhat.com>
2547 PR rtl-optimization/41619
2548 * caller-save.c (setup_save_areas): Break out code to determine
2549 which hard regs are live across calls by examining the reload chains
2550 so that it is always used.
2551 Eliminate code which checked REG_N_CALLS_CROSSED.
2553 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2555 PR tree-optimization/47355
2556 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2557 NOP has non-debug uses beyond PHIs in new_bb.
2559 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2562 * cfgexpand.c (account_used_vars_for_block): Only account vars
2563 that are annotated as used.
2564 (estimated_stack_frame_size): Don't set TREE_USED.
2565 * tree-dfa.c (create_var_ann): Mark variable as used.
2567 2011-01-21 Richard Guenther <rguenther@suse.de>
2570 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2572 2011-01-21 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/47365
2575 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2576 (vn_reference_lookup_pieces): Adjust.
2577 (vn_reference_lookup): Likewise.
2578 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2579 (vn_reference_lookup_3): Only look through kills if in
2580 VN_WALKREWRITE mode.
2581 (vn_reference_lookup_pieces): Adjust.
2582 (vn_reference_lookup): Likewise.
2583 (visit_reference_op_load): Likewise.
2584 (visit_reference_op_store): Likewise.
2585 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2586 (compute_avail): Likewise.
2587 (eliminate): Likewise.
2589 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2591 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2592 DECL_IGNORED_P non-reg vars if they are used.
2594 PR tree-optimization/47391
2595 * varpool.c (const_value_known_p): Return false if
2598 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2601 * config/i386/i386.c (ix86_local_alignment): Handle
2602 case for va_list_type_node is nil.
2603 (ix86_canonical_va_list_type): Likewise.
2605 2011-01-21 Alan Modra <amodra@gmail.com>
2607 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2608 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2610 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2612 * config/arm/arm.md (define_attr type): Rename f_load
2613 and f_store to f_fpa_load and f_fpa_store. Update.
2614 (write_conflict): Deal with rename fallout.
2615 (*push_fp_multi): Likewise.
2616 * config/arm/fpa.md (f_load): Use f_fpa_load.
2617 (f_store): Use f_fpa_store.
2618 (*movsf_fpa): Likewise.
2619 (*movdf_fpa): Likewise.
2620 (*movxf_fpa): Likewise.
2621 (*thumb2_movsf_fpa): Likewise.
2622 (*thumb2_movdf_fpa): Likewise.
2623 (*thumb2_movxf_fpa): Likewise.
2624 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2625 f_loadd and f_stored.
2626 (*thumb2_movdi_vfp): Likewise.
2627 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2628 (*thumb2_movsi_vfp): Likewise.
2629 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2630 Use f_loads instead of f_load.
2631 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2633 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2635 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2636 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2637 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2638 (xtensa_mode_dependent_address_p): New function.
2639 (constantpool_address_p): Make static. Change return type to bool.
2640 Change argument type to const_rtx. Use CONST_INT_P predicate.
2642 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2645 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2647 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2650 * cfgexpand.c (expand_debug_expr): Instead of generating
2651 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2654 2011-01-20 Richard Guenther <rguenther@suse.de>
2657 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2658 the pointer operand of MEM_REFs.
2660 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2662 PR tree-optimization/46130
2663 * ipa-split.c (consider_split): If return_bb contains non-virtual
2664 PHIs other than for retval or if split_function would not adjust it,
2667 2011-01-20 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/47167
2670 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2671 Revert previous change, only avoid enumeral type changes.
2673 2011-01-19 Mike Stump <mikestump@comcast.net>
2675 * doc/tm.texi.in (BRANCH_COST): Englishify.
2676 * doc/tm.texi (BRANCH_COST): Likewise.
2678 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2681 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2682 (gen_scheduled_generic_parms_dies): New functions.
2683 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2684 generation for the end of CU compilation.
2685 (dwarf2out_finish): Generate template parameters DIEs here.
2687 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2690 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2691 debug bind stmt on merge edges.
2693 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2697 * function.c (instantiate_expr): Instantiate incoming rtl of
2698 implicit arguments, and recurse on VALUE_EXPRs.
2699 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2700 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2702 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2704 * c-parser.c (c_parser_for_statement): Initialize
2705 collection_expression.
2707 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2709 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2711 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2713 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2714 (LINK_SHLIB_SPEC): Don't use %(link_path).
2715 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2717 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2719 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2720 (NO_SHARED_LIB_SUPPORT): Remove.
2721 (LINK_SHLIB_SPEC): Remove one conditional definition.
2723 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2725 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2727 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2728 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2729 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2730 %{call_shared} and conditionals on these options not being passed.
2731 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2734 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2736 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2739 * ipa-split.c: Spelling fixes.
2741 2011-01-19 Richard Henderson <rth@redhat.com>
2743 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2744 (*mulsi3): Likewise.
2746 * longlong.h [__mn10300__] (count_leading_zeros): New.
2747 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2748 [__mn10300__] (add_ssaaaa, subddmmss): New.
2749 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2750 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2752 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2754 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2756 2011-01-19 Richard Henderson <rth@redhat.com>
2758 * config/mn10300/mn10300.md (addsi3_flags): New.
2759 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2760 (subsi3_flags, subc_internal, subdi3): New.
2761 (subdi3_internal, *subdi3_degenerate): New.
2762 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2764 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2765 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2766 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2767 * config/mn10300/mn10300-protos.h: Update.
2768 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2769 (return_ret): Likewise. Rename from return_internal_regs.
2770 (return_internal): Remove.
2772 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2773 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2774 (mn10300_legitimate_constant_p): Likewise.
2775 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2776 (mn10300_frame_size): New.
2777 (mn10300_expand_prologue): Use it.
2778 (mn10300_expand_epilogue): Likewise.
2779 (mn10300_initial_offset): Likewise.
2780 * config/mn10300/mn10300-protos.h: Update.
2781 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2782 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2783 (prologue, epilogue, return_internal): Tidy output code.
2784 (mn10300_store_multiple_operation, return): Likewise.
2785 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2786 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2787 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2788 (load_pic, am33_load_pic): New.
2789 (mn10300_load_pic0, mn10300_load_pic1): New.
2791 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2792 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2793 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2794 (cc_flags_for_mode, cc_flags_for_code): New.
2795 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2796 overflow flag is not valid. Validate that the flags we need
2797 for the comparison are valid.
2798 (mn10300_output_cmp): Remove.
2799 (mn10300_output_add): New.
2800 (mn10300_select_cc_mode): Use cc_flags_for_code.
2801 (mn10300_split_cbranch): New.
2802 (mn10300_match_ccmode): New.
2803 (mn10300_split_and_operand_count): New.
2804 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2806 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2807 (addsi3): ... here. Use mn10300_output_add.
2808 (*addsi3_flags): New.
2809 (*am33_subsi3, *mn10300_subsi3): Merge...
2810 (subsi3): ... here. Use attribute isa.
2811 (*subsi3_flags): New.
2812 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2814 (*am33_andsi3, *mn10300_andsi3): Merge...
2816 (*andsi3_flags): New.
2817 (andsi3 splitters): New.
2818 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2820 (*iorsi3_flags): New.
2821 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2823 (*xorsi3_flags): New.
2824 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2825 (one_cmplsi2): ... here.
2826 (*one_cmplsi2_flags): New.
2827 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2828 instead of "dax" in constraints. Use mn10300_split_cbranch.
2829 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2830 use matching constraints to eliminate a self-comparison.
2831 (*integer_conditional_branch): Rename from integer_conditional_branch.
2832 Use int_mode_flags to match CC_REG.
2833 (*cbranchsi4_btst, *btstsi): New.
2834 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2835 mn10300_split_cbranch.
2836 (*am33_cmpsf): Rename from am33_cmpsf.
2837 (*float_conditional_branch): Rename from float_conditional_branch.
2838 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2839 (zero_extendqisi2): ... here.
2840 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2841 (zero_extendhisi2): ... here.
2842 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2843 (extendqisi2): ... here.
2844 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2845 (extendhisi2): ... here.
2846 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2847 (ashlsi3): ... here.
2848 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2849 (lshrsi3): ... here.
2850 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2851 (ashrsi3): ... here.
2852 (consecutive add peephole): Remove.
2853 * config/mn10300/predicates.md (label_ref_operand): New.
2854 (int_mode_flags): New.
2855 (CCZN_comparison_operator): New.
2857 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2858 (throughput_42_latency_43): New reservation.
2859 (mulsidi3, umulsidi3): New expanders.
2860 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2861 the MDR register to allocation; separately allocate the low and
2862 high parts of the DImode result.
2863 (umulsidi3_internal): Similarly.
2864 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2865 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2866 (udivsi3, umodsi3): Remove.
2867 (udivmodsi4, divmodsi4): New expanders.
2868 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2869 (*divmodsi4): Simiarly.
2870 (ext_internal): New.
2872 * config/mn10300/constraints.md ("z"): New constraint.
2873 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2874 (FIXED_REGISTERS): Don't fix MDR.
2875 (CALL_USED_REGSITERS): Reformat nicely.
2876 (REG_ALLOC_ORDER): Add MDR.
2877 (enum regclass): Add MDR_REGS.
2878 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2879 (IRA_COVER_CLASSES): Add MDR_REGS.
2880 (REGNO_REG_CLASS): Handle MDR_REG.
2881 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2882 (mn10300_register_move_cost): Likewise.
2883 * config/mn10300/mn10300.md (MDR_REG): New.
2884 (*movsi_internal): Handle moves to/from MDR_REGS.
2886 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2888 (mn10300_secondary_reload): Tidy combination reload classes.
2889 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2890 addresses for AM33. Allow symbolic offsets for reg+imm.
2891 (mn10300_regno_in_class_p): New.
2892 (mn10300_legitimize_reload_address): New.
2893 * config/mn10300/mn10300.h (enum reg_class): Remove
2894 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2895 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2897 (REG_CLASS_NAMES): Update to match.
2898 (REG_CLASS_CONTENTS): Likewise.
2899 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2900 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2901 (REGNO_IN_RANGE_P): Remove.
2902 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2903 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2904 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2905 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2906 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2907 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2908 (REGNO_GENERAL_P): New.
2909 (HAVE_POST_MODIFY_DISP): New.
2910 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2911 (LEGITIMIZE_RELOAD_ADDRESS): New.
2912 * config/mn10300/mn10300-protos.h: Update.
2914 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2915 DATA_REGS for AM33 stack-pointer destination.
2916 (mn10300_preferred_output_reload_class): Likewise.
2917 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2918 into a form appropriate for ...
2919 (TARGET_SECONDARY_RELOAD): New.
2920 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2921 * config/mn10300/mn10300-protos.h: Update.
2922 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2923 reload_insi; use the "A" constraint for the scratch; handle AM33
2924 moves of sp to non-address registers.
2926 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2927 (*movqi_internal): ... here.
2928 (*am33_movhi, *mn10300_movhi): Merge into...
2929 (*movhi_internal): ... here.
2930 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2931 as the source/destination of moves from/to SP.
2932 (movsf): Only allow for AM33-2.
2933 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2934 any integer constant constraint. Only allow for AM33-2. Tidy
2935 all of the alternative outputs.
2936 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2937 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2939 (udivsi3, umodsi3): New patterns for MN103 only.
2941 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2943 * doc/tm.texi.in: Spell out that a lack of register class unions
2945 * doc/tm.texi: Regenerate.
2947 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2949 PR rtl-optimization/47337
2950 * dce.c (check_argument_store): New function.
2951 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2953 PR tree-optimization/47290
2954 * tree-eh.c (infinite_empty_loop_p): New function.
2955 (cleanup_empty_eh): Use it.
2957 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2960 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2961 (a64_expand_widen_sum): Ditto.
2962 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2963 (vec_extract_evenodd_help): Ditto.
2964 (vec_extract_evenv4hi): Ditto.
2965 (vec_extract_oddv4hi): Ditto.
2966 (vec_extract_evenv2si): Ditto.
2967 (vec_extract_oddv2si): Ditto.
2968 (vec_extract_evenv2sf): Ditto.
2969 (vec_extract_oddv2sf): Ditto.
2970 (vec_pack_trunc_v4hi: Ditto.
2971 (vec_pack_trunc_v2si): Ditto.
2972 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2973 (vec_interleave_highv8qi): Ditto.
2975 (vec_extract_oddv8qi): Ditto.
2976 (vec_interleave_lowv4hi): Ditto.
2977 (vec_interleave_highv4hi): Ditto.
2978 (vec_interleave_lowv2si): Ditto.
2979 (vec_interleave_highv2si): Ditto.
2981 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2983 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2984 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2985 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2986 (pa_c_mode_for_suffix): New.
2987 (TARGET_EXPAND_BUILTIN): Define.
2988 (TARGET_C_MODE_FOR_SUFFIX): Define.
2989 (pa_builtins): Define.
2990 (pa_init_builtins): Register __float128 type and init new support
2992 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2993 * config/pa/quadlib.c (_U_Qfcopysign): New.
2995 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2998 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2999 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3002 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3004 PR tree-optimization/47179
3005 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3006 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3008 2011-01-18 Richard Guenther <rguenther@suse.de>
3010 PR rtl-optimization/47216
3011 * emit-rtl.c: Include tree-flow.h.
3012 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3013 of replicating it with different semantics.
3014 * Makefile.in (emit-rtl.o): Adjust.
3016 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3018 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3019 (cortex_a9_dp): Handle neon types correctly.
3021 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3023 PR rtl-optimization/47299
3024 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3025 subtarget. Use normal multiplication if both operands are constants.
3026 * expmed.c (expand_widening_mult): Don't try to optimize constant
3027 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3030 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3032 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3033 spacing after 'e.g.', typos, comma, hyphenation.
3035 2011-01-17 Richard Henderson <rth@redhat.com>
3037 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3038 (rx_restricted_mem_operand): New.
3039 (rx_shift_operand): Use register_operand.
3040 (rx_source_operand, rx_compare_operand): Likewise.
3041 * config/rx/rx.md (addsi3_flags): New expander.
3042 (adddi3): Rewrite as expander.
3043 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3044 (subsi3_flags): New expander.
3045 (subdi3): Rewrite as expander.
3046 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3048 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3049 (rx_init_builtins): Remove sat builtin.
3050 (rx_expand_builtin): Likewise.
3051 * config/rx/rx.md (ssaddsi3): New.
3052 (*sat): Rename from sat. Represent the CC_REG input.
3054 * config/rx/predicates.md (rshift_operator): New.
3055 * config/rx/rx.c (rx_expand_insv): Remove.
3056 * config/rx/rx-protos.h: Update.
3057 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3058 operand to the canonical position.
3059 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3060 (*bitclr, *bitclr_in_memory): Similarly.
3061 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3062 (insv): Retain the zero_extract in the expansion.
3064 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3065 (bswaphi2, bitinvert, revw): Likewise.
3067 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3068 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3069 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3070 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3071 (bitset, bitset_in_memory): Likewise.
3072 (bitinvert, bitinvert_in_memory): Likewise.
3073 (bitclr, bitclr_in_memory): Likewise.
3074 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3075 (rx_strend, rx_cmpstrn): Likewise.
3076 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3077 (bitop peep2 patterns): Remove.
3079 * config/rx/rx.c (rx_match_ccmode): New.
3080 * config/rx/rx-protos.h: Update.
3081 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3082 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3083 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3084 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3085 (fix_truncsfsi2, floatsisf2): Likewise.
3086 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3087 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3088 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3089 (*subsi3_flags, *xorsi3_flags): New.
3091 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3093 * config/rx/rx.c (rx_print_operand): Remove workaround for
3094 unsplit comparison operations.
3096 * config/rx/rx.md (movsicc): Split after reload.
3097 (*movsicc): Merge *movsieq and *movsine via match_operator.
3098 (*stcc): New pattern.
3100 * config/rx/rx.c (rx_float_compare_mode): Remove.
3101 * config/rx/rx.h (rx_float_compare_mode): Remove.
3102 * config/rx/rx.md (cstoresi4): Split after reload.
3103 (*sccc): New pattern.
3105 * config/rx/predicates.md (label_ref_operand): New.
3106 (rx_z_comparison_operator): New.
3107 (rx_zs_comparison_operator): New.
3108 (rx_fp_comparison_operator): New.
3109 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3110 Validate that the flags are set properly for the comparison.
3111 (rx_gen_cond_branch_template): Remove.
3112 (rx_cc_modes_compatible): Remove.
3113 (mode_from_flags): New.
3114 (flags_from_code): Rename from flags_needed_for_conditional.
3115 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3116 (rx_select_cc_mode): Likewise.
3117 (rx_split_fp_compare): New.
3118 (rx_split_cbranch): New.
3119 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3120 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3121 (*cbranchsf4): Similarly.
3122 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3123 match_operator and rx_split_cbranch.
3124 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3125 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3126 (*cmpsi): Rename from cmpsi.
3127 (*tstsi): Rename from tstsi.
3128 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3129 (*conditional_branch): Rename from conditional_branch.
3130 (*reveresed_conditional_branch): Remove.
3131 (b<code>): Remove expander.
3132 * config/rx/rx-protos.h: Update.
3134 * config/rx/rx.c (rx_compare_redundant): Remove.
3135 * config/rx/rx.md (cmpsi): Don't use it.
3136 * config/rx/rx-protos.h: Update.
3138 * config/rx/rx-modes.def (CC_F): New mode.
3139 * config/rx/rx.c (rx_select_cc_mode): New.
3140 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3141 * config/rx/rx-protos.h: Update.
3143 2011-01-17 Richard Henderson <rth@redhat.com>
3145 * except.c (dump_eh_tree): Fix stray ; after for statement.
3147 2011-01-17 Richard Guenther <rguenther@suse.de>
3149 PR tree-optimization/47313
3150 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3151 handling before copying the body. Properly deal with
3152 by-reference result in SSA form.
3154 2011-01-17 Ian Lance Taylor <iant@google.com>
3157 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3158 (struct_value_alias_set): Don't define.
3159 (sparc_option_override): Don't set sparc_sr_alias_set and
3160 struct_value_alias_set.
3161 (save_or_restore_regs): Use gen_frame_mem rather than calling
3163 (sparc_struct_value_rtx): Likewise.
3165 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3168 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3170 (_mm_maskstore_pd): Likewise.
3171 (_mm_maskload_ps): Likewise.
3172 (_mm_maskstore_ps): Likewise.
3173 (_mm256_maskload_pd): Change mask to __m256i.
3174 (_mm256_maskstore_pd): Likewise.
3175 (_mm256_maskload_ps): Likewise.
3176 (_mm256_maskstore_ps): Likewise.
3178 * config/i386/i386-builtin-types.def: Updated.
3179 (ix86_expand_special_args_builtin): Likewise.
3181 * config/i386/i386.c (bdesc_special_args): Update
3182 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3183 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3184 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3185 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3187 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3188 Use <avxpermvecmode> on mask register.
3189 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3191 2011-01-17 Olivier Hainque <hainque@adacore.com>
3192 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3193 Eric Botcazou <ebotcazou@adacore.com>
3196 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3197 if <= USHRT_MAX in 32-bit mode.
3199 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3201 * doc/install.texi (Configuration, Specific): Wrap long
3202 lines in examples. Allow line wrapping in long options
3203 and URLs where beneficial for PDF output.
3205 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3207 * config/mips/mips.c (mips_classify_symbol): Don't return
3208 SYMBOL_PC_RELATIVE for nonlocal labels.
3210 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3212 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3214 2011-01-15 Jan Hubicka <jh@suse.cz>
3216 PR tree-optimization/47276
3217 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3218 declarations as needed.
3220 2011-01-15 Martin Jambor <mjambor@suse.cz>
3222 * common.opt (fdevirtualize): New flag.
3223 * doc/invoke.texi (Option Summary): Document it.
3224 * opts.c (default_options_table): Add devirtualize flag.
3225 * ipa-prop.c (detect_type_change): Return immediately if
3226 devirtualize flag is not set.
3227 (detect_type_change_ssa): Likewise.
3228 (compute_known_type_jump_func): Likewise.
3229 (ipa_analyze_virtual_call_uses): Likewise.
3231 2011-01-14 Martin Jambor <mjambor@suse.cz>
3233 PR tree-optimization/45934
3234 PR tree-optimization/46302
3235 * ipa-prop.c (type_change_info): New type.
3236 (stmt_may_be_vtbl_ptr_store): New function.
3237 (check_stmt_for_type_change): Likewise.
3238 (detect_type_change): Likewise.
3239 (detect_type_change_ssa): Likewise.
3240 (compute_complex_assign_jump_func): Check for dynamic type change.
3241 (compute_complex_ancestor_jump_func): Likewise.
3242 (compute_known_type_jump_func): Likewise.
3243 (compute_scalar_jump_functions): Likewise.
3244 (ipa_analyze_virtual_call_uses): Likewise.
3245 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3247 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3249 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3250 * config/i386/i386.opt (msse5): New Alias.
3252 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3254 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3255 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3256 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3257 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3259 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3261 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3263 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3264 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3265 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3266 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3268 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3270 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3272 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3274 2011-01-14 Mike Stump <mikestump@comcast.net>
3276 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3277 * config/fr30/fr30.md: Likweise
3278 (movsi_push): Likewise.
3279 (movsi_pop): Likewise.
3280 (enter_func): Likewise.
3281 * config/moxie/moxie.md (movsi_push): Likewise.
3282 (movsi_pop): Likewise.
3284 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3286 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3287 %{no_archive} %{exact_version}.
3288 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3289 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3290 %{no_archive} %{exact_version}.
3291 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3292 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3293 * config/mips/vxworks.h: Likewise.
3295 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3297 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3299 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3301 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3302 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3304 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3306 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3309 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3311 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3313 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3314 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3316 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3317 Don't handle -shlib.
3319 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3321 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3322 (CC1_SPEC): Don't handle -profile.
3324 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3326 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3327 * config/mips/mips.h (CC1_SPEC): Likewise.
3329 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3331 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3332 * config/mips/mips.h (CC1_SPEC): Likewise.
3334 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3336 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3337 * config/m32r/linux.h (LINK_SPEC): Likewise.
3338 * config/mips/linux.h (LINK_SPEC): Likewise.
3339 * config/mips/linux64.h (LINK_SPEC): Likewise.
3340 * config/sparc/linux.h (LINK_SPEC): Likewise.
3341 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3342 LINK_SPEC): Likewise.
3343 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3345 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3347 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3349 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3351 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3353 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3354 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3356 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3358 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3360 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3362 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3363 supports -Bstatic/-Bdynamic.
3364 * configure: Regenerate.
3366 2011-01-14 Jan Hubicka <jh@suse.cz>
3367 Jack Howarth <howarth@bromo.med.uc.edu>
3370 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3371 when checking debug_info_level. Test write_symbols instead of
3372 debug_hooks->var_location when setting flag_var_tracking_uninit.
3374 2011-01-14 Richard Guenther <rguenther@suse.de>
3376 PR tree-optimization/47179
3377 * target.def (ref_may_alias_errno): New target hook.
3378 * targhooks.h (default_ref_may_alias_errno): Declare.
3379 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3380 (default_ref_may_alias_errno): New function.
3381 * target.h (struct ao_ref_s): Declare.
3382 * tree-ssa-alias.c: Include target.h.
3383 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3384 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3385 (targhooks.o): Likewise.
3386 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3387 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3389 2011-01-14 Richard Guenther <rguenther@suse.de>
3391 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3393 2011-01-14 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/47280
3396 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3398 (tree_ssa_forward_propagate_single_use_vars): Deal with
3399 CFG changes from associate_plusminus.
3401 2011-01-14 Richard Guenther <rguenther@suse.de>
3405 2011-01-11 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/46076
3408 * tree-ssa.c (useless_type_conversion_p): Conversions from
3409 unprototyped to empty argument list function types are useless.
3411 2011-01-14 Richard Guenther <rguenther@suse.de>
3413 PR tree-optimization/47286
3414 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3416 2011-01-14 Martin Jambor <mjambor@suse.cz>
3419 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3421 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3423 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3424 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3425 * config/xtensa/xtensa.c (xtensa_libcall_value,
3426 xtensa_function_value_regno_p): New functions.
3427 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3429 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3432 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3434 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3435 New function prototype.
3436 * config/i386/winnt.c (i386_pe_assemble_visibility):
3437 Warn only if attribute was specified by user.
3439 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3442 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3444 (floatunsdidf2_fcfidu): Ditto.
3446 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3448 * config/s390/s390.c (print_operand_address): Replace 'error' with
3449 'output_operand_lossage'.
3450 (print_operand): Likewise.
3452 2011-01-13 Jeff Law <law@redhat.com>
3454 PR rtl-optimization/39077
3455 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3456 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3457 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3458 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3459 * gcse.c (prune_insertions_deletions): New function.
3460 (compute_pre_data): Use it.
3462 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3465 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3467 (prune_unused_types_mark): Use it.
3469 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3471 PR rtl-optimization/45352
3472 * sel-sched.c: Update copyright years.
3473 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3474 in the advancing loop when we have issued issue_rate insns.
3476 2011-01-12 Richard Henderson <rth@redhat.com>
3478 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3479 (TARGET_MD_ASM_CLOBBERS): New.
3481 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3482 (TARGET_DELEGITIMIZE_ADDRESS): New.
3484 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3485 (clzsi2, *bsch): New patterns.
3487 * config/mn10300/mn10300.md (INT): New mode iterator.
3488 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3490 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3491 flag_split_wide_types.
3493 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3494 (mn10300_trampoline_init): Rewrite without a template, an immediate
3495 load and a direct branch.
3496 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3498 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3500 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3501 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3502 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3503 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3505 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3508 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3511 2011-01-12 Jan Hubicka <jh@suse.cz>
3514 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3515 (PLUGIN_COND_CLOSE): New macro.
3516 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3518 2011-01-12 Richard Guenther <rguenther@suse.de>
3521 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3522 register variables in a MEM_REF.
3524 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3526 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3527 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3528 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3529 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3530 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3531 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3532 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3533 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3534 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3535 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3536 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3537 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3538 * config/gnu-user.h: New. Copied from linux.h.
3539 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3540 GNU_USER_TARGET_STARTFILE_SPEC.
3541 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3542 GNU_USER_TARGET_ENDFILE_SPEC.
3543 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3544 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3545 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3546 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3547 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3548 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3549 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3550 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3551 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3552 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3553 * config/arm/linux-eabi.h (CC1_SPEC): Use
3554 GNU_USER_TARGET_CC1_SPEC.
3555 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3556 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3557 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3558 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3559 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3560 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3561 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3562 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3564 2011-01-12 Richard Guenther <rguenther@suse.de>
3567 * doc/invoke.texi (ffast-math): Document it is turned on
3570 2011-01-12 Jan Hubicka <jh@suse.cz>
3572 PR tree-optimization/47233
3573 * opts.c (common_handle_option): Disable ipa-reference with profile
3576 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3578 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3581 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3583 * c-parser.c (c_lex_one_token): Updated and reindented some
3584 comments. No changes in code.
3586 2011-01-11 Ian Lance Taylor <iant@google.com>
3588 * godump.c (go_output_var): Don't output the variable if there is
3589 already a type with the same name.
3591 2011-01-11 Ian Lance Taylor <iant@google.com>
3593 * godump.c (go_format_type): Don't generate float80.
3595 2011-01-11 Richard Henderson <rth@redhat.com>
3597 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3598 declaration. Rewrite for both speed and size.
3599 (mn10300_address_cost_1): Remove.
3600 (mn10300_register_move_cost): New.
3601 (mn10300_memory_move_cost): New.
3602 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3603 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3604 extensions, shifts, BSWAP, CLZ.
3605 (mn10300_wide_const_load_uses_clr): Remove.
3606 (TARGET_REGISTER_MOVE_COST): New.
3607 (TARGET_MEMORY_MOVE_COST): New.
3608 * config/mn10300/mn10300-protos.h: Update.
3609 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3611 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3612 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3613 * config/mn10300/mn10300-protos.h: Update.
3614 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3615 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3616 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3617 (*test_int_bitfield, *test_byte_bitfield): Remove.
3618 (*bit_test, *subreg_bit_test): Remove.
3619 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3621 * config/mn10300/constraints.md ("c"): Rename from "A".
3622 ("A", "D"): New constraint letters.
3623 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3624 (fmssf4, fnmasf4, fnmssf4): Likewise.
3626 * config/mn10300/mn10300.md (isa): New attribute.
3627 (enabled): New attribute.
3629 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3630 (abssf2, negsf2): Define only for hardware fp.
3631 (sqrtsf2): Reformat.
3632 (addsf3, subsf3, mulsf3): Merge expander and insn.
3634 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3635 (DEBUGGER_AUTO_OFFSET): Remove.
3636 (DEBUGGER_ARG_OFFSET): Remove.
3638 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3639 Emit register stores with the same offsets as the hardware.
3640 (mn10300_store_multiple_operation): Don't check that the register
3641 save offsets are monotonic.
3642 * config/mn10300/mn10300-protos.h: Update.
3644 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3646 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3647 in terms of the value on the stack, not the MDR register.
3649 2011-01-11 Jan Hubicka <jh@suse.cz>
3653 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3654 (symbol_alias_set_destroy, symbol_alias_set_contains,
3655 propagate_aliases_backward): Declare.
3656 * lto-streamer-out.c (struct sets): New sturcture.
3657 (trivally_defined_alias): New function.
3658 (output_alias_pair_p): Rewrite.
3659 (output_unreferenced_globals): Fix output of alias pairs.
3660 (produce_symtab): Likewise.
3661 * ipa.c (function_and_variable_visibility): Set weak alias destination
3663 * varasm.c (symbol_alias_set_t): Remove.
3664 (symbol_alias_set_destroy): Export.
3665 (propagate_aliases_forward, propagate_aliases_backward): New functions
3667 (compute_visible_aliases): ... this one; remove.
3668 (trivially_visible_alias): New
3669 (trivially_defined_alias): New.
3670 (remove_unreachable_alias_pairs): Rewrite.
3671 (finish_aliases_1): Reorganize code checking if alias is defined.
3672 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3675 2011-01-11 Richard Guenther <rguenther@suse.de>
3677 PR tree-optimization/46076
3678 * tree-ssa.c (useless_type_conversion_p): Conversions from
3679 unprototyped to empty argument list function types are useless.
3681 2011-01-11 Richard Guenther <rguenther@suse.de>
3684 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3685 volatile MEMs as MEM_READONLY_P.
3687 2011-01-11 Richard Guenther <rguenther@suse.de>
3689 PR tree-optimization/47239
3690 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3692 2011-01-11 Jeff Law <law@redhat.com>
3694 PR tree-optimization/47086
3695 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3696 IVs from statements that might throw.
3698 2011-01-10 Jan Hubicka <jh@suse.cz>
3701 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3703 2011-01-10 Jan Hubicka <jh@suse.cz>
3706 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3707 when correcting profile.
3709 2011-01-10 Jan Hubicka <jh@suse.cz>
3712 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3714 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3715 Restore DECL_FINI_PRIORITY.
3717 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3719 * doc/gimple.texi: Fix quoting of multi-word return values in
3720 @deftypefn statements. Ensure presence of return value. Wrap
3721 overlong @deftypefn lines.
3722 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3723 descriptions of removed functions.
3724 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3725 of multi-word return value in @deftypefn statement.
3727 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3729 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3730 (Conditional Expressions, Logical Operators)
3731 (Statement and operand traversals): Do not indent smallexample
3732 code. Fix duplicate function argument in example.
3734 2011-01-10 Jeff Law <law@redhat.com>
3736 PR tree-optimization/47141
3737 * ipa-split.c (split_function): Handle case where we are
3738 returning a value and the return block has a virtual operand phi.
3740 2011-01-10 Jan Hubicka <jh@suse.cz>
3742 PR tree-optimization/47234
3743 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3744 (pass_feedback_split_functions): Declare.
3745 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3747 * ipa-split.c (gate_split_functions): Update comments; disable
3748 split-functions for profile_arc_flag and branch_probabilities.
3749 (gate_feedback_split_functions): New function.
3750 (execute_feedback_split_functions): New function.
3751 (pass_feedback_split_functions): New global var.
3753 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3756 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3757 calling gimple_call_set_cannot_inline.
3759 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3761 * config/darwin-sections.def: Remove unused section.
3763 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3766 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3768 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3771 * c-parser.c (c_parser_declaration_or_fndef): Improved
3774 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3776 * config/i386/winnt.c (i386_pe_start_function): Make sure
3777 to switch back to function's section.
3779 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3783 * plugin.c: Move include of dlfcn.h from here...
3784 * system.h: ... to here.
3786 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3788 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3790 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3791 two extra empty pages in PDF output.
3793 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3796 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3797 for error recovery purposes behave as if it was not specified so
3798 that the default type is usd.
3800 2011-01-07 Jan Hubicka <jh@suse.cz>
3802 PR tree-optmization/46469
3803 * ipa.c (function_and_variable_visibility): Clear needed flags on
3804 nodes with external decls; handle weakrefs merging correctly.
3806 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3808 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3811 2011-01-07 Jan Hubicka <jh@suse.cz>
3813 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3814 and no longer claim that gold is required for linker plugin.
3815 * configure: Regenerate.
3816 * gcc.c (PLUGIN_COND): New macro.
3817 (LINK_COMMAND_SPEC): Use it.
3818 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3819 * config.in (HAVE_LTO_PLUGIN): New.
3820 * configure.ac (--with-lto-plugin): New parameter; autodetect
3823 2011-01-07 Jan Hubicka <jh@suse.cz>
3825 PR tree-optimization/46367
3826 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3827 when we can update original.
3828 (cgraph_mark_inline_edge): Sanity check.
3829 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3831 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3833 * config/spu/spu.h (ASM_COMMENT_START): Define.
3835 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3839 (SWITCH_KEEP_FOR_GCC): Likewise.
3840 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3841 (do_spec_1): Handle "%>".
3843 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3845 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3848 * config/i386/i386.c (ix86_delegitimize_address): If
3849 simplify_gen_subreg fails, return orig_x.
3852 * value-prof.c (gimple_stringop_fixed_value): Handle
3853 lhs of the call properly.
3855 2011-01-07 Jan Hubicka <jh@suse.cz>
3858 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3860 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3862 * target.def (function_switched_text_sections): New hook.
3863 * doc/tm.texi: Regenerated.
3864 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3865 * final.c (default_function_switched_text_sections): New.
3866 (final_scan_insn): Call function_switched_text_sections when a
3867 mid-function section change occurs.
3868 * output.h (default_function_switched_text_sections): Declare.
3869 * config/darwin-protos.h (darwin_function_switched_text_sections):
3871 * config/darwin.c (darwin_function_switched_text_sections): New.
3872 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3874 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3876 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3877 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3878 the secondary code fragment when outputting for DWARF == 2.
3880 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3882 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3883 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3885 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3886 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3888 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3891 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3892 when it is not empty.
3894 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3897 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3898 (case ${target}): Add btver1.
3899 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3900 -march=native recognize btver1 processors.
3901 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3902 btver1 def_and_undef
3903 * config/i386/i386.c (struct processor_costs btver1_cost): New
3905 (m_BTVER1): New definition.
3906 (m_AMD_MULTIPLE): Includes m_BTVER1.
3907 (initial_ix86_tune_features): Add btver1 tune.
3908 (processor_target_table): Add btver1 entry.
3909 (static const char *const cpu_names): Add btver1 entry.
3910 (software_prefetching_beneficial_p): Add btver1.
3911 (ix86_option_override_internal): Add btver1 instruction sets.
3912 (ix86_issue_rate): Add btver1.
3913 (ix86_adjust_cost): Add btver1.
3914 * config/i386/i386.h (TARGET_BTVER1): New definition.
3915 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3916 (enum processor_type): Add PROCESSOR_BTVER1.
3917 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3919 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3922 * config/i386/i386.c (legitimize_tls_address)
3923 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3924 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3925 (tls_initial_exec_64_sun): New pattern.
3927 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3929 * doc/invoke.texi (Overall Options): Improve wording and markup
3930 of the description of -wrapper.
3932 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3934 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3935 rdynamic, threads): New Driver options.
3937 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3940 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3941 if coming from .tdata.
3942 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3944 2011-01-06 Jan Hubicka <jh@suse.cz>
3947 * collect2.c (main): Do not enable LTOmode when plugin is active.
3949 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3952 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3953 --version output if supported.
3954 * configure: Regenerate.
3956 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3958 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3961 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3964 * c-convert.c (convert): When converting a complex expression
3965 other than COMPLEX_EXPR to a different complex type, ensure
3966 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3967 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3968 when converting COMPLEX_TYPE.
3970 2011-01-06 Ira Rosen <irar@il.ibm.com>
3972 PR tree-optimization/47139
3973 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3974 only the last reduction value is used outside the loop. Update
3977 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3979 * config/rtems.opt: New.
3980 * config.gcc (*-*-rtems*): Use rtems.opt.
3982 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3984 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3985 processors do not support 3DNow instructions.
3987 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3989 * config/spu/spu.c (spu_option_override): Set parameter
3990 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3992 2011-01-05 Jan Hubicka <jh@suse.cz>
3994 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3995 at the command line.
3997 2011-01-05 Martin Jambor <mjambor@suse.cz>
4000 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4001 deltas on streamed outgoing edges.
4002 (output_node_opt_summary): Output info for outgoing edges only when
4003 the node is in new parameter set.
4004 (output_cgraph_opt_summary): New parameter set, passed to the two
4005 aforementioned functions. Update its forward declaration and its
4008 2011-01-05 Tom Tromey <tromey@redhat.com>
4010 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4011 operator to c_finish_omp_atomic.
4012 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4013 (build_unary_op): Update.
4014 (build_modify_expr): Update.
4015 (build_asm_expr): Update.
4017 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4019 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4020 newly inserted insns.
4022 (spu_emit_branch_hint): Likewise.
4023 (insert_hbrp_for_ilb_runout): Likewise.
4024 (spu_machine_dependent_reorg): Call df_finish_pass after
4025 schedule_insns returns.
4027 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4029 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4031 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4033 PR tree-optimization/47005
4034 * tree-sra.c (struct access): Add 'non_addressable' bit.
4035 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4036 (decide_one_param_reduction): Return 0 if the parameter is passed by
4037 reference and one of the accesses in the group is non_addressable.
4039 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4041 PR tree-optimization/47056
4042 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4043 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4044 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4046 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4048 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4049 initializer. Skip view conversions from aggregate types.
4051 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4054 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4056 2011-01-04 Philipp Thomas <pth@suse.de>
4058 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4061 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4063 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4064 on empty epilogue sequences.
4066 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4068 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4069 non-static): New Driver options.
4071 2011-01-04 Jie Zhang <jie@codesourcery.com>
4074 * gcc.c (default_compilers[]): Set combinable field to 0
4075 for all assembly languages.
4077 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4079 * config/mips/loongson3a.md: New file.
4080 * config/mips/mips.md: Include loongson3a.md.
4081 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4084 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4087 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4088 instead of convert_memory_address_addr_space on the base expression.
4090 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4092 * config/spu/spu.c (spu_option_override): Update error text
4093 for bad -march= / -mtune= values.
4095 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4097 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4098 if branch-hint optimization will be performed.
4100 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4102 PR tree-optimization/47148
4103 * ipa-split.c (split_function): Convert arguments to
4104 DECL_ARG_TYPE if possible.
4106 PR tree-optimization/47155
4107 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4110 PR rtl-optimization/47157
4111 * combine.c (try_combine): If undobuf.other_insn becomes
4112 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4113 and set *new_direct_jump_p too.
4115 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4117 PR tree-optimization/47021
4118 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4120 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4122 * gcc.c (process_command): Update copyright notice dates.
4123 * gcov.c (print_version): Likewise.
4124 * gcov-dump.c (print_version): Likewise.
4125 * mips-tfile.c (main): Likewise.
4126 * mips-tdump.c (main): Likewise.
4128 2011-01-03 Martin Jambor <mjambor@suse.cz>
4130 PR tree-optimization/46801
4131 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4132 aggregate fields start at byte boundary instead of the bit-field flag.
4134 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4137 * gcc.c (main): Revert revision 168407.
4139 2011-01-03 Martin Jambor <mjambor@suse.cz>
4141 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4143 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4145 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4146 vector optab to expand vector/scalar shift, update gimple to vector.
4148 2011-01-03 Martin Jambor <mjambor@suse.cz>
4150 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4153 2011-01-03 Martin Jambor <mjambor@suse.cz>
4155 PR tree-optimization/46984
4156 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4158 (cgraph_create_indirect_edge): Fixed line length.
4159 (cgraph_indirect_call_info): Declare.
4160 (cgraph_make_edge_direct) Update declaration.
4161 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4162 (cgraph_create_indirect_edge): Use it.
4163 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4165 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4166 the new thunk_delta representation.
4167 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4169 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4170 (ipa_read_indirect_edge_info): Likewise.
4171 * lto-cgraph.c (output_edge_opt_summary): New function.
4172 (output_node_opt_summary): Call it on all outgoing edges.
4173 (input_edge_opt_summary): New function.
4174 (input_node_opt_summary): Call it on all outgoing edges.
4176 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4179 * gcc.c (main): Don't check have_o when settting combine_inputs.
4181 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4183 * regrename.c: Add general comment describing the pass.
4184 (struct du_head): Remove 'length' field.
4185 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4186 (regrename_optimize): Do not sort chains. Rework comments, add others.
4187 Force renaming to the preferred class (if any) in the first pass and do
4188 not consider registers that belong to it in the second pass.
4189 (create_new_chain): Do not set 'length' field.
4190 (scan_rtx_reg): Likewise.
4192 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4194 PR tree-optimization/47140
4195 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4196 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4199 PR rtl-optimization/47028
4200 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4201 parm_birth_insn instead of at the beginning of first bb.
4203 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4205 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4206 Remove the word "see" before "@pxref".
4207 * doc/rtl.texi: Remove the word "see" before "@pxref".
4209 2011-01-01 Jan Hubicka <jh@suse.cz>
4211 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4214 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4217 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4220 Copyright (C) 2011 Free Software Foundation, Inc.
4222 Copying and distribution of this file, with or without modification,
4223 are permitted in any medium without royalty provided the copyright
4224 notice and this notice are preserved.