1 2011-03-04 Richard Guenther <rguenther@suse.de>
4 * expmed.c (extract_bit_field_1): Prefer vector modes that
5 vec_extract patterns can handle.
7 2011-03-04 Richard Guenther <rguenther@suse.de>
10 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
12 2011-03-04 Richard Henderson <rth@redhat.com>
14 * explow.c (emit_stack_save): Remove 'after' parameter.
15 (emit_stack_restore): Likewise.
16 * expr.h: Update to match.
17 * builtins.c, calls.c, stmt.c: Likewise.
18 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
19 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
20 * function.c (expand_function_end): Insert the emit_stack_save
21 sequence before parm_birth_insn instead of after.
23 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
25 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
26 (ssse3_pmaddubsw128): Ditto.
27 (ssse3_pmaddubsw): Ditto.
29 2011-03-03 Steve Ellcey <sje@cup.hp.com>
31 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
33 2011-03-03 Jakub Jelinek <jakub@redhat.com>
36 * gimplify.c (omp_add_variable): Only call omp_notice_variable
37 on TYPE_SIZE_UNIT if it is a DECL.
40 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
41 first operand is not is_gimple_mem_ref_addr, try to fold it.
42 If the operand still isn't is_gimple_mem_ref_addr, clear
45 2011-03-03 Richard Guenther <rguenther@suse.de>
48 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
50 (refs_may_alias_p_1): For release branches return true if
51 we are confused by our input.
53 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
55 * config/s390/s390.c (s390_function_value): Rename to ...
56 (s390_function_and_libcall_value): ... this.
57 (s390_function_value): New function.
58 (s390_libcall_value): New function.
59 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
60 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
61 target macro definitions.
62 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
64 2011-03-02 Joseph Myers <joseph@codesourcery.com>
66 * config/i386/freebsd64.h (CC1_SPEC): Define.
67 * config/i386/linux64.h (CC1_SPEC): Define.
68 * config/i386/x86-64.h (CC1_SPEC): Don't define.
70 2011-03-02 Anatoly Sokolov <aesok@post.ru>
72 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
74 * config/stormy16/stormy16.c: Include reload.h.
75 (xstormy16_memory_move_cost): New function.
76 (TARGET_MEMORY_MOVE_COST): Define.
78 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
80 PR rtl-optimization/47925
81 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
82 with side effects. Remove the more-specific check for volatile asms.
84 2011-03-02 Alan Modra <amodra@gmail.com>
87 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
88 toc relative addresses for valid offsets.
90 2011-03-01 Richard Guenther <rguenther@suse.de>
92 PR tree-optimization/47890
93 * tree-vect-loop.c (get_initial_def_for_induction): Set
94 related stmt properly.
96 2011-03-01 Richard Guenther <rguenther@suse.de>
99 * lto-streamer.c (lto_record_common_node): Also register
102 2011-03-01 Richard Guenther <rguenther@suse.de>
105 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
106 Do not stream DECL_ABSTRACT_ORIGIN.
107 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
108 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
109 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
110 Do not stream DECL_ABSTRACT_ORIGIN.
111 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
112 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
114 2011-02-28 Anatoly Sokolov <aesok@post.ru>
116 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
117 FUNCTION_VALUE_REGNO_P): Remove.
118 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
119 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
120 Add 'outgoing' argument.
121 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
123 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
124 TARGET_FUNCTION_VALUE_REGNO_P): Define.
126 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
129 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
130 (lookup_filename): Likewise.
131 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
133 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
134 Jakub Jelinek <jakub@redhat.com>
137 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
138 (assign_stack_local_1): Change last argument type to int.
139 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
140 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
141 don't record padding space into frame_space_list nor use those areas.
142 (assign_stack_local): Adjust caller.
143 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
144 of assign_stack_local, pass 0 as last argument.
145 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
148 2011-02-28 Jakub Jelinek <jakub@redhat.com>
151 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
152 Use target address_mode and pointer_mode hooks instead of hardcoded
153 Pmode and ptr_mode. Handle some simple cases of extending if
154 POINTERS_EXTEND_UNSIGNED < 0.
155 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
156 Call convert_debug_memory_address.
157 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
158 convert_debug_memory_address.
161 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
162 * configure: Regenerated.
163 * config.in: Regenerated.
164 * varasm.c (default_function_section): Return NULL
165 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
167 2011-02-28 Martin Jambor <mjambor@suse.cz>
169 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
170 the description to match the printed values.
172 2011-02-28 Richard Guenther <rguenther@suse.de>
174 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
175 of the copied scope tree.
177 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
179 * doc/extend.texi (Function Attributes): Avoid deeply (and
180 wrongly) nested tables.
182 2011-02-27 Jakub Jelinek <jakub@redhat.com>
185 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
186 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
189 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
191 * config/avr/avr.md: Remove magic comment for emacs.
193 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
196 * config/avr/avr.c (avr_option_override): Use error on bad options.
197 (avr_help): New function.
198 (TARGET_HELP): Define.
200 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
203 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
204 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
206 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
208 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
209 (ARM Options): Ditto.
210 (i386 and x86-64 Options): Ditto.
212 (SPARC Options): Ditto.
214 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
216 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
217 FreeBSD 6 and later. Generally use cpu generic.
219 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
221 * doc/cpp.texi: Update copyright years.
223 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
226 * config/lm32/lm32.md (ashrsi3): Added needed variable.
228 2011-02-25 Jon Beniston <jon@beniston.com>
231 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
232 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
233 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
234 (lm32_block_move_inline): Add type cast to remove warning.
235 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
236 (gen_int_relational): Move declarations to start of function.
238 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
240 PR tree-optimization/45470
241 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
242 can throw internally only.
243 * tree-vect-stmts.c (vectorizable_call): Likewise.
245 2011-02-24 Anatoly Sokolov <aesok@post.ru>
247 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
248 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
249 * config/stormy16/stormy16-protos.h
250 (xstormy16_preferred_reload_class): Remove.
251 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
252 static. Change 'rclass' argument and return type to reg_class_t.
253 (TARGET_PREFERRED_RELOAD_CLASS,
254 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
256 2011-02-24 Richard Guenther <rguenther@suse.de>
258 * lto-streamer-in.c (input_bb): Do not find referenced vars
261 2011-02-23 Jason Merrill <jason@redhat.com>
263 * common.opt (fabi-version): Document v5 and v6.
265 2011-02-23 Richard Guenther <rguenther@suse.de>
267 PR tree-optimization/47849
268 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
270 2011-02-23 Jie Zhang <jie@codesourcery.com>
272 * opts-common.c (decode_cmdline_option): Print empty string
273 argument as "" in decoded->orig_option_with_args_text.
274 * gcc.c (execute): Print empty string argument as ""
275 in the verbose output.
276 (do_spec_1): Keep empty string argument.
278 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
280 * config.gcc: Declare score-* and crx-* obsolete.
282 2011-02-23 Jie Zhang <jie@codesourcery.com>
284 PR rtl-optimization/47763
285 * web.c (web_main): Ignore naked clobber when replacing register.
287 2011-02-22 Anatoly Sokolov <aesok@post.ru>
289 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
292 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
295 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
297 2011-02-22 Mike Stump <mikestump@comcast.net>
299 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
301 * configure: Regenerate.
303 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
305 PR rtl-optimization/46002
306 * ira-color.c (update_copy_costs): Change class intersection
307 test to reg_class_contents[] test of 'hard_regno'.
309 2011-02-21 Joseph Myers <joseph@codesourcery.com>
311 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
313 * config/hpux11.opt (mt): Likewise.
314 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
315 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
316 * config/vax/elf.opt (mno-asm-pic): Likewise.
317 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
319 2011-02-21 Mike Stump <mikestump@comcast.net>
322 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
323 tree so we can get save the type.
324 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
325 for CFString instead of trying to use past the end of the builtins.
326 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
327 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
328 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
329 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
330 Rename to darwin_builtin_cfstring.
331 (darwin_init_cfstring_builtins): Return the built type.
333 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
336 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
337 (_mm256_insert_epi64): Use _mm_insert_epi64.
339 2011-02-21 Anatoly Sokolov <aesok@post.ru>
341 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
342 * config/stormy16/stormy16-protos.h
343 (xstormy16_mode_dependent_address_p): Remove.
344 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
345 Make static. Change return type to bool. Change argument type to
346 const_rtx. Remove dead code.
347 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
349 2011-02-21 Richard Guenther <rguenther@suse.de>
352 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
353 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
354 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
356 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
357 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
359 2011-02-20 Richard Guenther <rguenther@suse.de>
362 * tree.c (free_lang_data_in_decl): Clean builtins from
363 the TU decl BLOCK_VARS.
365 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
369 * haifa-sched.c (fix_tick_ready): Skip tick computation
372 2011-02-19 Richard Guenther <rguenther@suse.de>
375 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
376 Remove lazy BLOCK_VARS streaming.
377 (lto_input_ts_block_tree_pointers): Likewise.
378 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
380 2011-02-19 Joseph Myers <joseph@codesourcery.com>
382 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
384 2011-02-19 Joseph Myers <joseph@codesourcery.com>
386 * config/i386/biarch32.h, config/i386/mach.h,
387 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
389 2011-02-19 Jakub Jelinek <jakub@redhat.com>
392 * config/i386/i386.md (peephole2 for shift and plus): Use
393 operands[1] original mode in the first insn.
395 2011-02-18 Mike Stump <mikestump@comcast.net>
397 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
399 2011-02-18 Jan Hubicka <jh@suse.cz>
402 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
403 to zero when the function is not inlinable at all.
405 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
407 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
408 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
409 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
410 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
411 * config/pa/t-pa64: Likewise.
412 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
414 2011-02-18 Jakub Jelinek <jakub@redhat.com>
417 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
419 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
422 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
424 2011-02-18 Anatoly Sokolov <aesok@post.ru>
426 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
427 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
428 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
429 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
430 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
431 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
432 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
433 m32r_load_postinc_p, m32r_store_preinc_predec_p,
434 m32r_legitimate_address_p): New functions.
435 * config/m32r/constraints.md (constraint "S"): Don't use
436 STORE_PREINC_PREDEC_P.
437 (constraint "U"): Don't use LOAD_POSTINC_P.
439 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
441 PR rtl-optimization/46178
442 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
443 compute ira_hard_regno_cover_class[].
445 2011-02-18 Richard Guenther <rguenther@suse.de>
448 * lto-streamer.h (lto_global_var_decls): Declare.
449 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
450 statics for global var processing.
452 2011-02-18 Richard Guenther <rguenther@suse.de>
454 PR tree-optimization/47737
455 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
456 edge dominance check.
458 2011-02-18 Jakub Jelinek <jakub@redhat.com>
461 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
462 avoid invalid rtx sharing.
464 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
466 * doc/cpp.texi (Obsolete Features): Add background on the
467 origin of assertions.
469 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
471 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
473 * config/darwin.c (output_objc_section_asm_op): Added support for
475 (is_objc_metadata): New.
476 (darwin_objc2_section): New.
477 (darwin_objc1_section): New.
478 (machopic_select_section): Added support for ABI v1 and v2.
479 (darwin_emit_objc_zeroed): New.
480 (darwin_output_aligned_bss): Detect objc metadata and treat it
482 (darwin_asm_output_aligned_decl_common): Same.
483 (darwin_asm_output_aligned_decl_local): Same.
484 * config/darwin-sections.def: Updated for ABI v1 and v2.
485 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
486 compiling Objective-C code for the NeXT runtime, default to using
487 ABI version 0 for 32-bit, and version 2 for 64-bit.
489 2011-02-17 Joseph Myers <joseph@codesourcery.com>
491 * common.opt (optimize_fast): New Variable.
492 * opts.c (default_options_optimization): Use opts->x_optimize_fast
493 instead of local variable ofast.
495 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
497 * doc/invoke.texi (fobjc-abi-version): Documented.
498 (fobjc-nilcheck): Documented.
499 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
502 2011-02-17 Joseph Myers <joseph@codesourcery.com>
505 * common.opt (export-dynamic): New Driver option.
506 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
508 2011-02-17 Joseph Myers <joseph@codesourcery.com>
510 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
512 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
513 Jan Hubicka <jh@suse.cz>
517 * cfgexpand.c (account_used_vars_for_block): Remove.
518 (estimated_stack_frame_size): Use referenced vars.
519 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
520 that were referenced in the original function. Test src_fn
521 rather than cfun. Drop redundant get_var_ann.
522 (setup_one_parameter): Drop redundant get_var_ann.
523 (declare_return_variable): Likewise.
524 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
525 (copy_arguments_for_versioning): Drop redundant get_var_ann.
526 * ipa-inline.c (compute_inline_parameters): Do not compute
527 disregard_inline_limits here.
528 (compute_inlinable_for_current, pass_inlinable): New.
529 (pass_inline_parameters): Require PROP_referenced_vars.
530 * cgraphunit.c (cgraph_process_new_functions): Don't run
531 compute_inline_parameters explicitly unless function is in SSA form.
532 (cgraph_analyze_function): Set .disregard_inline_limits.
533 * tree-sra.c (convert_callers): Compute inliner parameters
534 only for functions already in SSA form.
536 2011-02-17 Joseph Myers <joseph@codesourcery.com>
538 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
539 -mlittle-endian-data.
541 2011-02-17 Joseph Myers <joseph@codesourcery.com>
543 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
544 -mno-fpu, not -fpu and -no-fpu.
545 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
546 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
548 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
552 input reload with PLUS RTX.
554 2011-02-16 Joseph Myers <joseph@codesourcery.com>
556 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
559 2011-02-16 Joseph Myers <joseph@codesourcery.com>
561 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
564 2011-02-16 Joseph Myers <joseph@codesourcery.com>
566 * config/mn10300/mn10300.opt (mno-crt0): New.
568 2011-02-16 Joseph Myers <joseph@codesourcery.com>
570 * config/m68k/uclinux.opt (static-libc): New Driver option.
572 2011-02-16 Joseph Myers <joseph@codesourcery.com>
574 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
576 2011-02-16 Joseph Myers <joseph@codesourcery.com>
578 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
579 %{muser-extend-enabled}.
581 2011-02-16 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/47738
584 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
585 the TODO from tree_predictive_commoning.
587 2011-02-15 Jeff Law <law@redhat.com>
590 2011-01-25 Jeff Law <law@redhat.com>
592 PR rtl-optimization/37273
593 * ira-costs.c (scan_one_insn): Detect constants living in memory and
594 handle them like argument loads from stack slots. Do not double
595 count memory for memory constants and argument loads from stack slots.
597 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
600 * combine.c (cant_combine_insn_p): Revert the last change.
602 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
605 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
606 mode for vector constants. Remove code that checks for TImode.
608 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
612 * cgraph.h (compute_inline_parameters): Return void.
613 * ipa-inline.c (compute_inline_parameters): Adjust.
615 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
619 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
621 * cfgexpand.c (estimated_stack_frame_size): Likewise.
622 * ipa-inline.c (compute_inline_parameters): Adjust.
624 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
628 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
629 Adjust all users. Pass FN to...
630 * tree-flow-inline.h (first_referenced_var): ... this. Add
632 * ipa-struct-reorg.c: Adjust.
633 * tree-dfa.c: Adjust.
634 * tree-into-ssa.c: Adjust.
635 * tree-sra.c: Adjust.
636 * tree-ssa-alias.c: Adjust.
637 * tree-ssa-live.c: Adjust.
638 * tree-ssa.c: Adjust.
639 * tree-ssanames.c: Adjust.
640 * tree-tailcall.c: Adjust.
642 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
646 * tree-flow.h (referenced_var_lookup): Add fn parameter.
648 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
649 * tree-flow-inline.h: Adjust.
650 * gimple-pretty-print.c: Adjust.
651 * tree-into-ssa.c: Adjust.
652 * tree-ssa.c: Adjust.
653 * cfgexpand.c: Adjust.
655 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
657 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
658 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
659 (EXTRA_CONSTRAINT): Delete.
660 * config/iq2000/constraints.md: New file.
661 * config/iq2000/iq2000.md: Include it.
662 (define_insn ""): Delete.
663 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
664 unsupported constraint letters from patterns.
665 (call_value, call_value_internal1): Likewise.
666 (call_value_multiple_internal1): Likewise.
668 2011-02-15 Nick Clifton <nickc@redhat.com>
670 * config/mn10300/mn10300.c: Include tm-constrs.h.
671 (struct liw_data): New data structure describing an LIW candidate
673 (extract_bundle): Use struct liw_data. Allow small integer
674 operands for some instructions.
675 (check_liw_constraints): Use struct liw_data. Remove swapped
676 parameter. Add comments describing the checks. Fix bug when
677 assigning the source of liw1 to the source of liw2.
678 (liw_candidate): Delete. Code moved into extract_bundle.
679 (mn10300_bundle_liw): Use struct liw_data. Check constraints
681 * config/mn10300/predicates.md (liw_operand): New predicate.
682 Allows registers and small integer constants.
683 * config/mn10300/constraints.md (O): New constraint. Accetps
684 integers in the range -8 to +7 inclusive.
685 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
686 for moving a small integer into a register. Give this alternative
688 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
689 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
690 using the J,K,L and M constraints,
691 (liw): Remove SI mode on second operands to allow for HI and QI
693 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
696 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
699 * combine.c (cant_combine_insn_p): Check zero/sign extended
702 2011-02-15 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/47743
705 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
706 for a non-type-compatible VN lookup bail out.
708 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
710 * config/fr30/constraints.md: New file.
711 * config/fr30/fr30.md: Include it.
712 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
713 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
714 (EXTRA_CONSTRAINT): Delete.
716 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
718 * config/frv/constraints.md: New file.
719 * config/frv/predicates.md: Include it.
720 * config/frv/frv.c (reg_class_from_letter): Delete.
721 (frv_option_override): Don't initialize it.
722 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
723 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
724 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
725 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
726 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
727 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
728 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
729 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
730 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
731 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
732 (REG_CLASS_FROM_CONSTRAINT): Delete.
734 2011-02-15 Jakub Jelinek <jakub@redhat.com>
737 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
738 if frame size is 0 in a leaf function.
740 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
743 * config/alpha/host-osf.c: New file.
744 * config/alpha/x-osf: New file.
745 * config.host (alpha*-dec-osf*): Use it.
747 2011-02-14 Anatoly Sokolov <aesok@post.ru>
749 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
750 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
751 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
752 (rx_mode_dependent_address_p): ...this. Make static. Change argument
754 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
756 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
758 * config/stormy16/constraints.md: New file.
759 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
760 Use satisfies_constraint_Q and satisfies_constraint_R.
761 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
763 (xstormy16_legitiamte_address_p): Declare.
764 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
765 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
766 (EXTRA_CONSTRAINT): Delete.
767 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
769 (xstormy16_extra_constraint_p): Delete.
771 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
773 PR tree-optimization/46494
774 * loop-unroll.c (split_edge_and_insert): Adjust comment.
775 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
776 (pass_rtl_loop_done): Add TODO_verify_flow.
777 * fwprop.c (pass_rtl_fwprop): Likewise.
778 * modulo-sched.c (pass_sms): Likewise.
779 * tree-ssa-dom.c (pass_dominator): Likewise.
780 * tree-ssa-loop-ch.c (pass_ch): Likewise.
781 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
782 (pass_tree_loop_done): Likewise.
783 * tree-ssa-pre.c (execute_pre): Likewise.
784 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
785 * tree-ssa-sink.c (pass_sink_code): Likewise.
786 * tree-vrp.c (pass_vrp): Likewise.
788 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
790 * config/v850/constraints.md: New file.
791 * config/v850/v850.md: Include it.
792 * config/v850/predicates.md (reg_or_0_operand): Use
793 satisfies_constraint_G.
794 (special_symbolref_operand): Use satisfies_constraint_K.
795 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
796 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
797 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
798 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
799 (EXTRA_CONSTRAINT): Delete.
800 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
801 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
802 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
804 2011-02-14 Anatoly Sokolov <aesok@post.ru>
807 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
810 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
812 * config/mcore/constraints.md: New file.
813 * config/mcore/mcore.md: Include it.
814 * config/mcore/mcore.c (reg_class_from_letter): Delete.
815 * config/mcore/mcore.h (reg_class_from_letter): Delete.
816 (REG_CLASS_FROM_LETTER): Delete.
817 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
818 insn_const_int_ok_for_constraint.
819 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
820 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
821 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
822 (EXTRA_CONSTRAINT): Delete.
824 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
827 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
828 (IS_SIGHANDLER): Define.
829 (sparc64_is_sighandler): New function, split off from
830 sparc64_fallback_frame_state.
831 (sparc_is_sighandler): New function, split off from
832 sparc_fallback_frame_state.
833 (sparc64_fallback_frame_state): Merge with ...
834 (sparc_fallback_frame_state): ... this into ...
835 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
836 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
837 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
838 stack instead of hardcoded offsets.
840 2011-02-14 Andriy Gapon <avg@freebsd.org>
843 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
845 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
847 * configure: Regenerate.
849 2011-02-12 Joseph Myers <joseph@codesourcery.com>
852 * gcc.c (asm_options): Correct spec matching --target-help.
854 2011-02-12 Martin Jambor <mjambor@suse.cz>
856 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
857 to gimple call error.
859 2011-02-12 Mike Stump <mikestump@comcast.net>
861 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
862 comments in backslash regions.
864 2011-02-12 Mike Stump <mikestump@comcast.net>
865 Jakub Jelinek <jakub@redhat.com>
866 Iain Sandoe <iains@gcc.gnu.org>
869 * dwarf2out.c (output_cfa_loc): When required, apply the
870 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
871 (output_loc_sequence): Likewise.
872 (output_loc_operands_raw): Likewise.
873 (output_loc_sequence_raw): Likewise.
874 (output_cfa_loc): Likewise.
875 (output_loc_list): Suppress register number adjustment when
876 calling output_loc_sequence()
877 (output_die): Likewise.
879 2011-02-12 Anatoly Sokolov <aesok@post.ru>
881 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
883 * config/xtensa/xtensa.c (xtensa_register_move_cost,
884 xtensa_memory_move_cost): New functions.
885 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
887 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
890 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
891 in the current directory.
892 * configure: Rebuilt.
894 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
896 * config/darwin.c (darwin_override_options): Add a hunk missed
897 from the commit of r168571. Trim comment line lengths and
898 correct indents of the preceding block.
900 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
902 * gcc.c (driver_handle_option): Concatenate the argument to -F with
905 2011-02-11 Joseph Myers <joseph@codesourcery.com>
907 * common.opt (nostartfiles): New Driver option.
909 2011-02-11 Xinliang David Li <davidxl@google.com>
911 PR tree-optimization/47707
912 * tree-chrec.c (convert_affine_scev): Keep type precision.
914 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
916 PR tree-optimization/47420
917 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
919 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
921 PR rtl-optimization/47614
922 * rtl.h (check_for_inc_dec): Declare.
923 * dse.c (check_for_inc_dec): Externalize...
924 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
925 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
927 2011-02-11 Joseph Myers <joseph@codesourcery.com>
930 * gcc.c (main): Do not compile inputs if there were errors in
932 * opts-common.c (read_cmdline_option): Check for wrong language
933 after other error checks.
935 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
937 * cgraph.c: Fix comment typos.
938 * cgraph.h: Likewise.
939 * cgraphunit.c: Likewise.
940 * ipa-cp.c: Likewise.
941 * ipa-inline.c: Likewise.
942 * ipa-prop.c: Likewise.
943 * ipa-pure-const.c: Likewise.
944 * ipa-ref.c: Likewise.
945 * ipa-reference.c: Likewise.
947 2011-02-11 Jakub Jelinek <jakub@redhat.com>
950 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
952 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
955 * doc/sourcebuild.texi (Require Support): Document
956 dg-require-ascii-locale.
958 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
960 * doc/lto.texi (Write summary): Fix missing parentheses.
962 2011-02-10 DJ Delorie <dj@redhat.com>
964 * config/m32c/m32c.c (m32c_option_override): Disable
965 -fcombine-stack-adjustments until flag value tracking and compare
966 optimization can be rewritten.
968 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
970 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
972 (PROCESSOR_DEFAULT64): Likewise.
974 2011-02-10 Richard Henderson <rth@redhat.com>
976 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
977 change from 2011-02-03.
978 * config/rx/rx.c (flags_from_code): Likewise.
979 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
980 is valid, n/pz otherwise.
981 (rx_select_cc_mode): Return CCmode if Y is not zero.
983 2011-02-10 Richard Guenther <rguenther@suse.de>
985 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
987 2011-02-10 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/47677
990 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
992 2011-02-10 Jakub Jelinek <jakub@redhat.com>
995 * combine.c (make_compound_operation): Only change shifts into
996 multiplication for SCALAR_INT_MODE_P.
998 2011-02-10 Jie Zhang <jie@codesourcery.com>
1002 2011-02-05 Jie Zhang <jie@codesourcery.com>
1004 * web.c (entry_register): Don't clobber the number of the
1005 first uninitialized reference in used[].
1007 2011-02-09 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/47664
1010 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
1013 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
1017 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
1019 (PROCESSOR_DEFAULT64): Same.
1020 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
1022 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1024 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
1026 2011-02-09 Martin Jambor <mjambor@suse.cz>
1029 * tree-sra.c (struct access): New flags grp_scalar_read and
1030 grp_scalar_write. Changed description of assignment read and write
1032 (dump_access): Dump new flags, reorder all of them.
1033 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
1034 to detect multiple scalar reads.
1035 (analyze_access_subtree): Use the new scalar read write flags instead
1036 of the old flags. Adjusted comments.
1038 2011-02-08 DJ Delorie <dj@redhat.com>
1041 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
1044 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1046 * config/m68k/uclinux.opt: New.
1047 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
1049 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1051 * config/cris/elf.opt (sim): New Driver option.
1053 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1055 * config/xtensa/elf.opt: New.
1056 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
1058 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1060 * config/vax/elf.opt: New.
1061 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
1063 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1065 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
1067 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1069 * config/gnu-user.opt: New.
1070 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
1071 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
1072 *-*-uclinux*): Use gnu-user.opt.
1074 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
1076 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
1077 * config/i386/gnu.h (CPP_SPEC): Likewise.
1079 2011-02-08 Ian Lance Taylor <iant@google.com>
1081 * common.opt (fcx-limited-range): Add SetByCombined flag.
1082 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
1083 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
1084 (fassociative-math, freciprocal-math): Likewise.
1085 (funsafe-math-optimizations): Likewise.
1086 * opth-gen.awk: Handle SetByCombined.
1087 * optc-gen.awk: Likewise.
1088 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
1089 (set_unsafe_math_optimizations_flags): Likewise.
1090 * doc/options.texi (Option properties): Document SetByCombined.
1092 2011-02-08 Joseph Myers <joseph@codesourcery.com>
1094 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
1095 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
1096 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
1097 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
1098 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
1100 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
1102 PR tree-optimization/46834
1103 PR tree-optimization/46994
1104 PR tree-optimization/46995
1105 * graphite-sese-to-poly.c (used_outside_reduction): New.
1106 (detect_commutative_reduction): Call used_outside_reduction.
1107 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
1108 translate_scalar_reduction_to_array only when at least one
1109 loop-phi/close-phi tuple has been detected.
1111 2011-02-08 Richard Guenther <rguenther@suse.de>
1114 * tree-vect-generic.c (expand_vector_operations_1): Update
1116 (expand_vector_operations): ... not here. Cleanup EH info
1117 and the CFG if required.
1119 2011-02-08 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/47641
1122 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
1123 require type compatibility.
1125 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1127 * gimple-low.c (lower_function_body): Don't remove the location of
1128 the return statement here.
1129 (lower_gimple_return): Do it here instead but only if the return
1130 statement is actually used twice.
1132 2011-02-08 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/47632
1135 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
1136 unused up_to_stmt parameter, return whether cfg-cleanup is
1137 necessary, remove EH info properly.
1138 (forward_propagate_into_gimple_cond): Adjust caller.
1139 (forward_propagate_into_cond): Likewise.
1140 (forward_propagate_comparison): Likewise.
1141 (tree_ssa_forward_propagate_single_use_vars): Make
1142 forward_propagate_comparison case similar to the two others.
1144 2011-02-08 Nick Clifton <nickc@redhat.com>
1146 * config/mn10300/mn10300.opt (mliw): New command line option.
1147 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
1148 (liw_bundling): New automaton.
1149 (liw): New attribute.
1150 (liw_op): New attribute.
1151 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
1152 (movsi_internal): Add LIW attributes.
1156 (addsi3): Separate register and immediate alternatives.
1161 (lshrsi3): Likewise.
1162 (ashrsi3): Likewise.
1164 * config/mn10300/mn10300.c (liw_op_names): New
1165 (mn10300_print_operand): Handle 'W' operand descriptor.
1166 (extract_bundle): New function.
1167 (check_liw_constraints): New function.
1168 (liw_candidate): New function.
1169 (mn10300_bundle_liw): New function.
1170 (mn10300_reorg): New function.
1171 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1172 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
1173 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
1174 __LIW__ or __NO_LIW__.
1175 * doc/invoke.texi: Describe the -mliw command line option.
1177 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1179 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
1180 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1181 pthread_mutex_unlock): Remove.
1182 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
1183 * config/pa/t-pa64: Likewise.
1184 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
1185 shared libc if not linking against libpthread.
1186 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1188 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
1191 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
1192 on 10.6 and later to ensure that we always use the unwinder from
1193 the system. Only add -no_compact_unwind when tarteting darwin
1196 2011-02-07 Steve Ellcey <sje@cup.hp.com>
1199 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
1200 (vec_interleave_lowv2sf): Ditto.
1201 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
1202 (vec_extract_oddv2sf): Ditto.
1204 2011-02-07 Mike Stump <mikestump@comcast.net>
1207 Add __ieee_divdc3 entry point.
1208 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
1210 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
1211 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
1212 * config/darwin.c (darwin_rename_builtins): Add.
1213 * config/darwin-protos.h (darwin_rename_builtins): Add.
1215 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1218 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
1221 2011-02-07 Mike Stump <mikestump@comcast.net>
1223 * config/darwin.opt (mmacosx-version-min): Update default OS version.
1225 2011-02-07 Denis Chertykov <chertykov@gmail.com>
1228 * config/avr/libgcc.S (exit): Move .endfunc
1230 2011-02-07 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/47615
1233 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
1234 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
1235 (run_scc_vn): Initialize it.
1236 (visit_reference_op_load): Use it.
1237 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
1239 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1241 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
1242 DImode trapping arithmetic libfuncs.
1244 2011-02-07 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/47621
1247 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
1249 (execute_update_addresses_taken): ... here. Make it more
1250 conservative in what we accept.
1252 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1254 * config/sparc/freebsd.h (ASM_SPEC): Define.
1255 * config/sparc/vxworks.h (ASM_SPEC): Define.
1257 2011-02-06 Joseph Myers <joseph@codesourcery.com>
1259 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1261 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
1263 * doc/invoke.texi: Remove reference to compiler internals from
1266 * reg-notes.def: Remove REG_VALUE_PROFILE.
1267 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1269 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1272 * varasm.c (default_section_type_flags): If decl is NULL,
1273 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1275 2011-02-05 Jie Zhang <jie@codesourcery.com>
1278 * web.c (entry_register): Don't clobber the number of the
1279 first uninitialized reference in used[].
1281 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1283 PR tree-optimization/46194
1284 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1285 (build_classic_dist_vector_1): Do not represent classic distance
1286 vectors when the access functions are variating in different loops.
1288 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1290 * config/mips/iris6.opt: New.
1291 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1293 2011-02-04 Richard Henderson <rth@redhat.com>
1294 Steve Ellcey <sje@cup.hp.com>
1297 * config/ia64/predicates.md (mux1_brcst_element): New.
1298 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1299 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1300 (ia64_unpack_sign): New.
1301 (ia64_expand_unpack): Rewrite using new routines.
1302 (ia64_expand_widen_sum): Ditto.
1303 (ia64_expand_dot_prod_v8qi): Ditto.
1304 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1305 routines, add endian check.
1306 (pmpy2_even): Rename from pmpy2_r, add endian check.
1307 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1308 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1309 (vec_widen_smult_hi_v4hi): Ditto.
1310 (vec_widen_umult_lo_v4hi): Ditto.
1311 (vec_widen_umult_hi_v4hi): Ditto.
1312 (mulv2si3): Change endian checks.
1313 (sdot_prodv4hi): Rewrite with new calls.
1314 (udot_prodv4hi): New.
1315 (vec_pack_ssat_v4hi): Add endian check.
1316 (vec_pack_usat_v4hi): Ditto.
1317 (vec_pack_ssat_v2si): Ditto.
1318 (max1_even): Rename from max1_r, add endian check.
1319 (max1_odd): Rename from max1_l, add endian check.
1320 (*mux1_rev): Format change.
1322 (*mux1_shuf): Ditto.
1324 (*mux1_brcst_v8qi): Use new predicate.
1325 (vec_extract_evenv8qi): Remove endian check.
1326 (vec_extract_oddv8qi): Ditto.
1327 (vec_interleave_lowv4hi): Format change.
1328 (vec_interleave_highv4hi): Ditto.
1329 (mix2_even): Rename from mix2_r, add endian check.
1330 (mix2_odd): Rename from mux2_l, add endian check.
1331 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1332 (vec_extract_evenodd_helper): Format change.
1333 (vec_extract_evenv4hi): Remove endian check.
1334 (vec_extract_oddv4hi): Remove endian check.
1335 (vec_interleave_lowv2si): Format change.
1336 (vec_interleave_highv2si): Format change.
1337 (vec_initv2si): Remove endian check.
1338 (vecinit_v2si): Add endian check.
1339 (reduc_splus_v2sf): Add endian check.
1340 (reduc_smax_v2sf): Ditto.
1341 (reduc_smin_v2sf): Ditto.
1342 (vec_initv2sf): Remove endian check.
1343 (fpack): Add endian check.
1344 (fswap): Add endian check.
1345 (vec_interleave_highv2sf): Add endian check.
1346 (vec_interleave_lowv2sf): Add endian check.
1347 (fmix_lr): Add endian check.
1348 (vec_setv2sf): Format change.
1349 (*vec_extractv2sf_0_be): Use shift to extract operand.
1350 (*vec_extractv2sf_1_be): New.
1351 (vec_pack_trunc_v4hi): Add endian check.
1352 (vec_pack_trunc_v2si): Format change.
1354 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1357 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1358 do bb, locus and block comparison and disallow loads if it is not set.
1359 (stmt_is_replaceable_p): New function.
1360 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1362 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1363 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1365 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1367 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1369 * config/rs6000/xilinx.opt: New.
1370 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1372 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1374 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1376 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1378 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1379 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1380 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1381 secondary_reload_info, xtensa_secondary_reload): Remove.
1382 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1383 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1384 (xtensa_preferred_reload_class): Make static. Change return and
1385 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1386 Use CONST_DOUBLE_P predicate.
1387 (xtensa_preferred_output_reload_class): New function.
1388 (xtensa_secondary_reload): Make static.
1390 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1392 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1393 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1394 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1396 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1399 * output.h (SECTION_RELRO): Define.
1400 (SECTION_MACH_DEP): Adjust.
1401 (get_variable_section): New prototype.
1402 * varpool.c (varpool_finalize_named_section_flags): New function.
1403 (varpool_assemble_pending_decls): Call it.
1404 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1405 * cgraphunit.c (cgraph_output_in_order): Call
1406 varpool_finalize_named_section_flags.
1407 * varasm.c (get_section): Allow section flags conflicts between
1408 relro and read-only sections if the section hasn't been declared yet.
1409 Set SECTION_OVERRIDE after diagnosing section type conflict.
1410 (get_variable_section): No longer static.
1411 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1412 readonly sections that need relocations.
1413 (decl_readonly_section_1): New function.
1414 (decl_readonly_section): Use it.
1417 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1418 Steve Ellcey <sje@cup.hp.com>
1421 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1422 if section attribute used.
1424 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1426 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1427 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1428 (darwin_init_sections): Remove assertion.
1430 2011-02-03 Nick Clifton <nickc@redhat.com>
1432 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1434 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1435 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1436 instead of "n" and "pz".
1437 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1440 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1443 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1444 fma, expand FMA_EXPR as fma{,f,l} call.
1447 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1448 copy them into a unsigned char variable and pass address of it to
1449 lto_output_data_stream.
1452 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1453 around backend_init_target and lang_dependent_init_target calls.
1454 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1455 (verify_cgraph_node): Don't call set_cfun here. Use
1456 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1457 Set error_found for incorrectly represented calls to thunks.
1459 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1462 PR rtl-optimization/43494
1463 * rtl.h (for_each_inc_dec_fn): New type.
1464 (for_each_inc_dec): Declare.
1465 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1466 (for_each_inc_dec_find_inc_dec): New fn.
1467 (for_each_inc_dec_find_mem): New fn.
1468 (for_each_inc_dec): New fn.
1469 * dse.c (struct insn_size): Remove.
1470 (replace_inc_dec, replace_inc_dec_mem): Remove.
1471 (emit_inc_dec_insn_before): New fn.
1472 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1473 (canon_address): Pass mem modes to cselib_lookup.
1474 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1475 (cselib_lookup_from_insn): Likewise.
1476 (cselib_subst_to_values): Likewise.
1477 * cselib.c (find_slot_memmode): New var.
1478 (cselib_find_slot): New fn. Use it instead of
1479 htab_find_slot_with_hash everywhere.
1480 (entry_and_rtx_equal_p): Use find_slot_memmode.
1481 (autoinc_split): New fn.
1482 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1483 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1484 Deal with autoinc. Special-case recursion into MEMs.
1485 (cselib_hash_rtx): Likewise.
1486 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1487 address and MEM modes.
1488 (cselib_subst_to_values): Add memmode, pass it on.
1490 (cselib_lookup): Add memmode argument, pass it on.
1491 (cselib_lookup_from_insn): Add memmode.
1492 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1493 (struct cselib_record_autoinc_data): New.
1494 (cselib_record_autoinc_cb): New fn.
1495 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1496 mode to cselib_lookup. Reset autoinced REGs here instead of...
1497 (cselib_process_insn): ... here.
1498 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1500 (add_uses): Likewise, also to cselib_subst_to_values.
1501 (add_stores): Likewise.
1502 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1503 cselib_subst_to_values.
1504 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1505 * gcse.c (do_local_cprop): Adjusted.
1506 * postreload.c (reload_cse_simplify_set): Adjusted.
1507 (reload_cse_simplify_operands): Adjusted.
1508 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1510 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1512 PR tree-optimization/45122
1513 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1514 unsafe assumptions when there's more than one loop exit.
1516 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1519 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1520 Document using vector double with the load/store builtins, and
1521 that the load/store builtins always use Altivec instructions.
1523 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1524 to use altivec memory instructions, even on VSX.
1525 (vector_altivec_store_<mode>): Ditto.
1527 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1530 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1531 V2DF, V2DI support to load/store overloaded builtins.
1533 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1534 altivec load/store builtins for V2DF/V2DI types.
1536 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1537 set avoid indexed addresses on power6 if -maltivec.
1538 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1539 vector_altivec_load/vector_altivec_store builtins.
1540 (altivec_expand_st_builtin): Ditto.
1541 (altivec_expand_builtin): Add VSX memory builtins.
1542 (rs6000_init_builtins): Add V2DI types to internal types.
1543 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1544 load/store builtins.
1545 (rs6000_address_for_altivec): Insure memory address is appropriate
1548 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1549 vec_vsx_ld and vec_vsx_st.
1550 (vsx_store_<mode>): Ditto.
1552 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1553 variables to hold long long types for VSX vector memory builtins.
1554 (RS6000_BTI_unsigned_long_long): Ditto.
1555 (long_long_integer_type_internal_node): Ditti.
1556 (long_long_unsigned_type_internal_node): Ditti.
1558 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1559 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1560 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1562 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1564 (vec_vsx_st): Ditto.
1566 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1568 * config/pa/pa-hpux10.opt: New.
1569 * config/hpux11.opt (pthread): New Driver option.
1570 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1571 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1573 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1575 * config/ia64/vms.opt: New.
1576 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1578 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1581 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1582 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1583 generator functions.
1584 (vsx_floatuns<VSi><mode>2): Ditto.
1585 (vsx_fix_trunc<mode><VSi>2): Ditto.
1586 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1588 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1590 * config/i386/djgpp.opt (posix): New Driver option.
1592 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1594 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1595 Move to the unsupported targets list.
1597 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1599 PR rtl-optimization/47525
1600 * df-scan.c: Update copyright years.
1601 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1602 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1604 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1606 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1607 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1608 (ASM_OUTPUT_ASCII): Remove.
1609 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1611 2011-02-02 Jeff Law <law@redhat.com>
1614 * reload.c (find_reloads_address): Handle reg+d address where both
1615 components are invalid by reloading the entire address.
1617 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1618 Richard Guenther <rguenther@suse.de>
1620 PR tree-optimization/40979
1622 * passes.c (init_optimization_passes): After LIM call copy_prop
1623 and DCE to clean up.
1624 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1626 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1628 PR tree-optimization/47576
1629 PR tree-optimization/47555
1630 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1631 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1632 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1633 * tree-scalar-evolution.c (follow_ssa_edge): Use
1634 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1636 2011-02-02 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/47566
1639 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1641 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1645 * tree-inline.c (declare_return_variable): Remove unused caller
1650 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1651 * cfgexpand.c (account_used_vars_for_block): Use them.
1652 * tree-nrv.c (tree_nrv): Likewise.
1653 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1654 (dump_scope_block): Likewise.
1655 (remove_unused_locals): Likewise.
1659 * tree-inline.c (declare_return_variable): Add result decl to
1660 local decls only once.
1661 * gimple-low.c (record_vars_into): Mark newly-created variables
1664 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1670 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1672 (no_real_insns_p, schedule_block, set_priorities): Drop special
1673 treatment of boundary debug insns.
1674 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1675 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1676 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1677 (BOUNDARY_DEBUG_INSN_P): Likewise.
1678 (SCHEDULE_DEBUG_INSN_P): Likewise.
1679 * sched-rgn.c (init_ready_list): Drop special treatment of
1680 boundary debug insns.
1681 * final.c (rest_of_clean_state): Clear notes' BB.
1683 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1685 * config/openbsd.opt (assert=): New Driver option.
1687 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1689 * config/i386/nto.opt: New.
1690 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1692 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1694 * config/i386/netware.opt: New.
1695 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1697 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1699 * config/interix.opt (posix): New Driver option.
1701 2011-02-01 DJ Delorie <dj@redhat.com>
1703 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1705 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1708 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1710 PR tree-optimization/47561
1711 * toplev.c (process_options): Print the Graphite flags. Add
1712 flag_loop_flatten to the list of options requiring Graphite.
1714 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1716 * config/i386/cygming.opt (posix): New Driver option.
1718 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1720 * config/arm/vxworks.opt: New.
1721 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1723 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1725 * config/alpha/elf.opt: New.
1726 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1727 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1729 2011-02-01 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/47559
1732 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1733 store-motion on references that can throw.
1735 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1737 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1738 * tree-pass.h (TDF_CSELIB): New macro.
1739 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1740 cselib_lookup): Check for it rather than for TDF_DETAILS.
1742 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1745 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1748 * opts.c (finish_options): Don't add x_aux_base_name if it is
1751 2011-02-01 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/47555
1755 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1757 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1759 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1762 * config/lm32/t-lm32: Add multilib for all CPU options.
1764 2011-02-01 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/47541
1767 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1768 sure to have a field at offset zero.
1770 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1772 * config/arc/arc.opt (EB, EL): New Driver options.
1774 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1776 * config/alpha/osf5.opt: New.
1777 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1779 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1781 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1783 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1785 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1787 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1788 is an alias of -floop-interchange and that it requires the
1789 Graphite infrastructure.
1790 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1791 flag_loop_interchange based on the value of flag_tree_loop_linear.
1793 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1794 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/47538
1797 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1798 type instead of r1type, except for comparisons. For right
1799 shifts and comparisons punt if there are mismatches in
1800 sizetype vs. non-sizetype types.
1802 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1807 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1809 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1811 * configure: Regenerate.
1813 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1815 * configure.ac (gcc_cv_ld_static_option): Define.
1816 (gcc_cv_ld_dynamic_option): Define.
1817 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1819 (HAVE_LD_STATIC_DYNAMIC): Update message.
1820 (LD_STATIC_OPTION): Define.
1821 (LD_DYNAMIC_OPTION): Define.
1822 * configure: Regenerate.
1823 * config.in: Regenerate.
1824 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1825 HAVE_LD_STATIC_DYNAMIC]: Use them.
1827 2011-01-31 Nick Clifton <nickc@redhat.com>
1829 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1830 registers inside interrupt handlers if the handler is not a leaf
1833 2011-01-31 Nick Clifton <nickc@redhat.com>
1835 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1836 reg_renumber returning an INVALID_REGNUM.
1838 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1841 * doc/install.texi: Document host options discarded when cross
1842 configuring target libraries.
1844 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1847 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1850 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1852 (no_real_insns_p, schedule_block, set_priorities): Drop special
1853 treatment of boundary debug insns.
1854 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1855 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1856 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1857 (BOUNDARY_DEBUG_INSN_P): Likewise.
1858 (SCHEDULE_DEBUG_INSN_P): Likewise.
1859 * sched-rgn.c (init_ready_list): Drop special treatment of
1860 boundary debug insns.
1861 * final.c (rest_of_clean-state): Clear notes' BB.
1863 2011-01-31 Alan Modra <amodra@gmail.com>
1865 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1866 toc relative expressions as we do in print_operand_address.
1868 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1870 * doc/extend.texi: Follow spelling conventions.
1871 * doc/invoke.texi: Fix a typo.
1873 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1875 * config/hpux11.opt: New.
1876 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1877 ia64*-*-hpux*): Use hpux11.opt.
1879 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1881 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1884 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1886 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1889 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1891 * doc/install.texi (Binaries): Remove outdated reference for
1892 Motorola 68HC11/68HC12 downloads.
1894 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1896 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1899 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1902 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1905 2011-01-28 Ahmad Sharif <asharif@google.com>
1907 * value-prof.c (check_counter): Corrected error message.
1909 2011-01-29 Jie Zhang <jie@codesourcery.com>
1911 * config/arm/arm.c (arm_legitimize_reload_address): New.
1912 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1913 arm_legitimize_reload_address.
1914 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1916 2011-01-28 Ian Lance Taylor <iant@google.com>
1918 * godump.c (go_define): Ignore macros whose definitions include
1919 two adjacent operands.
1921 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1924 * varasm.c (force_const_mem): Store copy of x in desc->constant
1925 instead of x itself.
1926 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1927 itself into REG_EQUAL note.
1929 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1931 * config/freebsd.opt (posix, rdynamic): New Driver options.
1933 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1935 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1937 * configure: Regenerate.
1939 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1941 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1942 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1944 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1946 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1947 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1948 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1949 (s390_preferred_reload_class): Make static. Change return and
1950 'rclass' argument type to reg_class_t.
1952 2011-01-27 Jan Hubicka <jh@suse.cz>
1955 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1956 (process_function_and_variable_attributes): Check defined weakrefs.
1958 2011-01-27 Martin Jambor <mjambor@suse.cz>
1960 PR tree-optimization/47228
1961 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1962 build_ref_for_offset.
1964 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1966 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1968 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1970 PR rtl-optimization/46856
1971 * postreload.c (reload_combine_recognize_const_pattern): Do not
1972 separate cc0 setter and user on cc0 targets.
1974 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1977 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1978 passed a VOID_TYPE expression, immediately emit an error and
1979 return error_mark_node.
1981 2011-01-26 Jeff Law <law@redhat.com>
1983 PR rtl-optimization/47464
1984 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1985 rather than may_trap_p as needed.
1987 2011-01-26 DJ Delorie <dj@redhat.com>
1989 PR rtl-optimization/46878
1990 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1991 setter/user dependency as well.
1993 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1995 PR rtl-optimization/44469
1996 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1997 after removing trivially dead basic blocks.
1999 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2001 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
2002 * config/frv/frv.h (LINK_SPEC): Likewise.
2003 * config/i386/netware.h (LINK_SPEC): Likewise.
2004 * config/m68k/linux.h (ASM_SPEC): Likewise.
2005 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
2006 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2007 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2008 * config/sparc/linux.h (ASM_SPEC): Likewise.
2009 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2010 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2012 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2014 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
2015 * config/frv/frv.h (ASM_SPEC): Likewise.
2016 * config/m68k/linux.h (ASM_SPEC): Likewise.
2017 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2018 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
2019 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2020 * config/sparc/linux.h (ASM_SPEC): Likewise.
2021 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2022 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2024 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2026 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
2027 * config/frv/frv.h (LINK_SPEC): Likewise.
2028 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2030 2011-01-26 Joseph Myers <joseph@codesourcery.com>
2032 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
2033 * config/frv/frv.h (ASM_SPEC): Likewise.
2034 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
2035 * config/m68k/linux.h (ASM_SPEC): Likewise.
2036 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
2037 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
2038 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
2039 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
2040 * config/sparc/linux.h (ASM_SPEC): Likewise.
2041 * config/sparc/linux64.h (ASM_SPEC): Likewise.
2042 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
2043 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
2045 2011-01-26 Steve Ellcey <sje@cup.hp.com>
2048 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
2050 (vec_extract_evenodd_help): Ditto.
2051 (vec_extract_evenv4hi): Ditto.
2052 (vec_extract_oddv4hi): Ditto.
2053 (vec_interleave_lowv2si): Ditto.
2054 (vec_interleave_highv2si): Ditto.
2055 (vec_extract_evenv2si): Ditto.
2056 (vec_extract_oddv2si: Ditto.
2057 (vec_pack_trunc_v2si): Ditto.
2059 2011-01-22 Jan Hubicka <jh@suse.cz>
2062 * cgraph.h (cgraph_local_info): New field can_change_signature.
2063 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
2064 signature can change.
2065 (ipcp_estimate_growth): Call sequence simplify only if calle signature
2067 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
2068 (cgraph_function_versioning): We can not change signature of functions
2069 that don't allow that.
2070 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
2071 (lto_input_node): Likewise.
2072 * ipa-inline.c (compute_inline_parameters): Compute
2073 local.can_change_signature.
2074 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
2075 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
2076 functions that can not change signature.
2077 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
2078 init_cumulative_args): Do not use local calling conventions
2079 for functions that can not change signature.
2081 2011-01-22 Jan Hubicka <jh@suse.cz>
2083 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
2085 2011-01-26 Richard Guenther <rguenther@suse.de>
2087 PR tree-optimization/47190
2088 * cgraphunit.c (process_common_attributes): New function.
2089 (process_function_and_variable_attributes): Use it.
2091 2011-01-26 Richard Guenther <rguenther@suse.de>
2094 * cgraphbuild.c (record_eh_tables): Record reference to personality
2097 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
2100 * sel-sched.c (moveup_expr): Don't let debug insns prevent
2101 non-debug insns from moving up.
2103 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2106 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
2107 t-dlldir{,-x} fragment for build and add it to tmake_file.
2108 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
2109 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
2110 * config/i386/t-dlldir: New file.
2111 (SHLIB_DLLDIR): Define.
2112 * config/i386/t-dlldir-x: New file.
2113 (SHLIB_DLLDIR): Define.
2114 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
2115 (SHLIB_INSTALL): Use it.
2117 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
2120 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
2121 lower bound of the allowed Thumb-2 coprocessor load/store
2122 index range to -256. Add explaining comment.
2124 2011-01-25 Ian Lance Taylor <iant@google.com>
2126 * godump.c (go_define): Improve lexing of macro expansion to only
2127 accept expressions which match Go spec.
2129 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
2132 * tree.c (handle_dll_attribute): Handle it.
2133 * doc/extend.texi (@item dllexport): Mention it.
2134 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
2136 2011-01-25 Ian Lance Taylor <iant@google.com>
2138 PR tree-optimization/26854
2139 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
2140 (decl_jump_unsafe): Move higher in file, with no other change.
2141 (bind): Set has_jump_unsafe_decl if appropriate.
2142 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
2143 (check_earlier_gotos): Likewise.
2144 (c_check_switch_jump_warnings): Likewise.
2146 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
2148 * doc/invoke.texi (Warning Options): Add missing hyphen.
2149 (-fprofile-dir): Minor grammatical fixes.
2150 (-fbranch-probabilities): Likewise.
2152 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2156 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2158 (no_real_insns_p, schedule_block, set_priorities): Drop special
2159 treatment of boundary debug insns.
2160 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2161 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2162 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2163 (BOUNDARY_DEBUG_INSN_P): Likewise.
2164 (SCHEDULE_DEBUG_INSN_P): Likewise.
2165 * sched-rgn.c (init_ready_list): Drop special treatment of
2166 boundary debug insns.
2167 * final.c (rest_of_clean-state): Clear notes' BB.
2169 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2171 * Makefile.in (LAMBDA_H): Removed.
2172 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
2173 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
2174 lambda-trans.o, and tree-loop-linear.o.
2175 (lto-symtab.o): Remove dependence on LAMBDA_H.
2176 (tree-loop-linear.o): Remove rule.
2177 (lambda-mat.o): Same.
2178 (lambda-trans.o): Same.
2179 (lambda-code.o): Same.
2180 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
2181 (tree-vect-slp.o): Same.
2182 * hwint.h (gcd): Moved here.
2183 (least_common_multiple): Same.
2184 * lambda-code.c: Removed.
2185 * lambda-mat.c: Removed.
2186 * lambda-trans.c: Removed.
2187 * lambda.h: Removed.
2188 * tree-loop-linear.c: Removed.
2189 * lto-symtab.c: Do not include lambda.h.
2190 * omega.c (gcd): Removed.
2191 * passes.c (init_optimization_passes): Remove pass_linear_transform.
2192 * tree-data-ref.c (print_lambda_vector): Moved here.
2193 (lambda_vector_copy): Same.
2194 (lambda_matrix_copy): Same.
2195 (lambda_matrix_id): Same.
2196 (lambda_vector_first_nz): Same.
2197 (lambda_matrix_row_add): Same.
2198 (lambda_matrix_row_exchange): Same.
2199 (lambda_vector_mult_const): Same.
2200 (lambda_vector_negate): Same.
2201 (lambda_matrix_row_negate): Same.
2202 (lambda_vector_equal): Same.
2203 (lambda_matrix_right_hermite): Same.
2204 * tree-data-ref.h: Do not include lambda.h.
2205 (lambda_vector): Moved here.
2206 (lambda_matrix): Same.
2207 (dependence_level): Same.
2208 (lambda_transform_legal_p): Removed declaration.
2209 (lambda_collect_parameters): Same.
2210 (lambda_compute_access_matrices): Same.
2211 (lambda_vector_gcd): Same.
2212 (lambda_vector_new): Same.
2213 (lambda_vector_clear): Same.
2214 (lambda_vector_lexico_pos): Same.
2215 (lambda_vector_zerop): Same.
2216 (lambda_matrix_new): Same.
2217 * tree-flow.h (least_common_multiple): Removed declaration.
2218 * tree-parloops.c (lambda_trans_matrix): Moved here.
2220 (LTM_ROWSIZE): Same.
2221 (LTM_COLSIZE): Same.
2222 (LTM_DENOMINATOR): Same.
2223 (lambda_trans_matrix_new): Same.
2224 (lambda_matrix_vector_mult): Same.
2225 (lambda_transform_legal_p): Same.
2226 * tree-pass.h (pass_linear_transform): Removed declaration.
2227 * tree-ssa-loop.c (tree_linear_transform): Removed.
2228 (gate_tree_linear_transform): Removed.
2229 (pass_linear_transform): Removed.
2230 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
2231 flag_loop_interchange.
2233 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2235 PR tree-optimization/47265
2236 PR tree-optimization/47443
2237 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
2238 if name still has some uses.
2240 2011-01-25 Martin Jambor <mjambor@suse.cz>
2242 PR tree-optimization/47382
2243 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
2244 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
2246 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
2248 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
2249 sjlj_except_unwind_info.
2251 2011-01-25 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/47426
2254 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
2255 visible functions results escape.
2257 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2260 * config/arm/arm.c (any_sibcall_uses_r3): New function.
2261 (arm_get_frame_offsets): Use it.
2263 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2264 Jakub Jelinek <jakub@redhat.com>
2266 PR tree-optimization/47271
2267 * tree-if-conv.c (bb_postdominates_preds): New.
2268 (if_convertible_bb_p): Call bb_postdominates_preds.
2269 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2270 (predicate_scalar_phi): Call bb_postdominates_preds.
2272 2011-01-25 Nick Clifton <nickc@redhat.com>
2274 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2275 * config/rx/rx.c (rx_function_value): Likewise.
2276 (rx_promote_function_mode): Likewise.
2277 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2278 in order to make it legitimate.
2279 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2280 make sure that the first operand is the same as the result register.
2281 (addsi3_unspec): Delete.
2282 (subdi3): Do not accept immediate operands.
2283 (subdi3_internal): Likewise.
2285 2011-01-25 Jeff Law <law@redhat.com>
2287 PR rtl-optimization/37273
2288 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2289 handle them like argument loads from stack slots. Do not double
2290 count memory for memory constants and argument loads from stack slots.
2292 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2294 PR tree-optimization/47427
2295 PR tree-optimization/47428
2296 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2297 coalesce if the new root var would be TREE_READONLY.
2299 2011-01-25 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2303 correct type for TBAA.
2305 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2307 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2308 (close_phi_written_to_memory): Call for_each_index with
2309 dr_indices_valid_in_loop.
2311 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2313 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2314 when it is initialized.
2316 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2318 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2319 call to graphite_find_data_references_in_stmt.
2320 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2321 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2322 call to graphite_find_data_references_in_stmt.
2323 (analyze_drs_in_stmts): Same.
2324 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2325 in which the scalar analysis of indices is performed.
2326 (create_data_ref): Same. Update call to dr_analyze_indices.
2327 (find_data_references_in_stmt): Update call to create_data_ref.
2328 (graphite_find_data_references_in_stmt): Same.
2329 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2331 (create_data_ref): Same.
2332 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2333 call to create_data_ref.
2335 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2337 * graphite-sese-to-poly.c (build_poly_scop): Move
2338 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2340 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2342 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2343 VAR_DECL, PARM_DECL, and RESULT_DECL.
2345 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2347 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2349 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2350 that have already been marked as PBB_IS_REDUCTION.
2352 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2354 * graphite-scop-detection.c (same_close_phi_node): New.
2355 (remove_duplicate_close_phi): New.
2356 (make_close_phi_nodes_unique): New.
2357 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2359 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2361 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2362 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2363 of both data references to be the same.
2365 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2367 * graphite-dependences.c (build_lexicographical_constraint): Remove
2369 (build_lexicographical_constraint): Adjust call to
2370 ppl_powerset_is_empty.
2371 (dependence_polyhedron): Same.
2372 (graphite_legal_transform_dr): Same.
2373 (graphite_carried_dependence_level_k): Same.
2374 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2376 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2378 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2380 * graphite-sese-to-poly.c
2381 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2382 (close_phi_written_to_memory): New.
2383 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2386 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2388 * doc/install.texi: Update the expected version number of PPL to 0.11.
2389 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2390 #if PPL_VERSION_MINOR < 11.
2392 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2394 * graphite-dependences.c: Include graphite-cloog-util.h.
2395 (new_poly_ddr): Inlined into dependence_polyhedron.
2396 (free_poly_ddr): Moved close by new_poly_ddr.
2397 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2398 Early return NULL when ppl_powerset_is_empty returns true.
2399 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2400 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2401 (graphite_legal_transform_dr): Call new_poly_ddr.
2402 (graphite_carried_dependence_level_k): Same.
2403 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2404 (dot_transformed_deps_stmt_1): Removed.
2405 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2406 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2407 (dot_deps_1): Call dot_deps_2.
2408 * Makefile.in (graphite-dependences.o): Add missing dependence on
2409 graphite-cloog-util.h.
2411 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2413 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2414 (build_lexicographical_constraint): Same.
2415 (dependence_polyhedron_1): Same.
2416 (graphite_legal_transform_dr): Same.
2417 (graphite_carried_dependence_level_k): Same.
2418 * graphite-ppl.c (ppl_powerset_is_empty): New.
2419 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2420 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2422 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2424 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2425 the "a followed by b" relation and document it.
2427 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2429 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2430 iteration when the bag of constraints is empty.
2432 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2434 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2436 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2438 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2439 nest and two loop depths as parameters.
2440 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2441 lst_perfect_nestify.
2443 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2445 * graphite-dependences.c (print_pddr): Call
2446 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2448 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2450 * graphite-ppl.c (debug_gmp_value): New.
2451 * graphite-ppl.h (debug_gmp_value): Declared.
2453 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2455 * doc/install.texi: Document availability of cloog-0.16.
2457 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2459 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2460 invalid postdominance info.
2462 2011-01-24 Jan Hubicka <jh@suse.cz>
2465 * doc/extend.texi (weak pragma): Drop claim that it must
2466 appear before definition.
2467 * varasm.c (merge_weak, declare_weak): Only sanity check
2468 that DECL is not output at a time it is declared weak.
2470 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2472 * machmode.def: Fixed comments.
2474 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2476 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2478 2011-01-24 Paul Koning <ni1d@arrl.net>
2480 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2483 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2487 (block_info): Add scanned and prev.
2488 (move_or_delete_vzeroupper_2): Return if the basic block
2489 has been scanned and the upper 128bit state is unchanged
2491 (move_or_delete_vzeroupper_1): Return true if the exit
2493 (move_or_delete_vzeroupper): Visit basic blocks using the
2494 work-list based algorithm based on vt_find_locations in
2497 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2499 2011-01-24 Nick Clifton <nickc@redhat.com>
2501 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2502 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2503 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2504 then define __v850e1__.
2505 * doc/invoke.texi: Document -mv850es.
2507 2011-01-24 Richard Henderson <rth@redhat.com>
2509 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2510 compound unordered comparisons.
2511 * config/rx/rx.c (rx_split_fp_compare): Remove.
2512 * config/rx/rx-protos.h: Update.
2513 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2514 (cbranchsf4): Don't call rx_split_fp_compare.
2515 (*cbranchsf4): Use rx_split_cbranch.
2516 (*cmpsf): Don't accept "i" constraint.
2517 (*conditional_branch): Only valid after reload.
2518 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2520 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2523 * config/rs6000/altivec.md (vector constant splitters): Add
2524 support for creating vector single precision constants if -mvsx is
2525 used and we would create the constant using Altivec primitives.
2527 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2528 Richard Sandiford <rdsandiford@googlemail.com>
2530 PR rtl-optimization/47166
2531 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2532 mechanism for PRE_MODIFY and POST_MODIFY.
2533 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2536 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2538 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2540 2011-01-22 Jan Hubicka <jh@suse.cz>
2543 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2545 2011-01-22 Jan Hubicka <jh@suse.cz>
2547 PR tree-optimization/43884
2549 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2550 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2552 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2554 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2555 * config/s390/s390.c (s390_register_move_cost,
2556 s390_memory_move_cost): New.
2557 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2559 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2562 * except.c (sjlj_assign_call_site_values): Move setting the
2563 crtl->uses_eh_lsda flag to ...
2564 (sjlj_mark_call_sites): ... here.
2565 (sjlj_emit_function_enter): Support NULL dispatch label.
2566 (sjlj_build_landing_pads): In a function with no landing pads
2567 that still has must-not-throw regions, generate code to register
2568 a personality function with empty LSDA.
2570 2011-01-21 Richard Henderson <rth@redhat.com>
2572 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2574 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2576 * compare-elim.c: New file.
2577 * Makefile.in (OBJS-common): Add it.
2578 (compare-elim.o): New.
2579 * common.opt (fcompare-elim): New.
2580 * opts.c (default_options_table): Add OPT_fcompare_elim.
2581 * tree-pass.h (pass_compare_elim_after_reload): New.
2582 * passes.c (init_optimization_passes): Add it.
2583 * recog.h: Protect against re-inclusion.
2584 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2585 * doc/invoke.texi (-fcompare-elim): Document it.
2586 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2587 * doc/tm.texi: Rebuild.
2589 2011-01-22 Nick Clifton <nickc@redhat.com>
2591 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2592 rx_split_fp_compare.
2594 2011-01-22 Nick Clifton <nickc@redhat.com>
2596 * config/rx/rx.md (UNSPEC_CONST): New.
2597 (deallocate_and_return): Wrap the amount popped off the stack in
2598 an UNSPEC_CONST in order to stop it being rejected by
2599 -mmax-constant-size.
2600 (pop_and_return): Add a "(return)" rtx.
2601 (call): Drop the immediate operand.
2602 (call_internal): Likewise.
2603 (call_value): Likewise.
2604 (call_value_internal): Likewise.
2605 (sibcall_internal): Likewise.
2606 (sibcall_value_internal): Likewise.
2607 (sibcall): Likewise. Generate an explicit call using
2609 (sibcall_value): Likewise.
2610 (mov<>): FAIL if a constant operand is not legitimate.
2611 (addsi3_unpsec): New pattern.
2613 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2614 (ok_for_max_constant): New function.
2615 (gen_safe_add): New function.
2616 (rx_expand_prologue): Use gen_safe_add.
2617 (rx_expand_epilogue): Likewise.
2618 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2621 2011-01-21 Jeff Law <law@redhat.com>
2623 PR tree-optimization/47053
2624 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2625 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2626 statements are deleted.
2627 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2628 is nonempty, then purge dead edges and cleanup the CFG.
2630 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2634 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2636 * tree-dfa.c (create_var_ann): Mark variable as used.
2638 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2641 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2642 notes from other section in hot/cold partitioning even if
2643 last_action is -3. Increment call_site_base.
2645 PR rtl-optimization/47366
2646 * fwprop.c (forward_propagate_into): Return bool. If
2647 any changes are made, -fnon-call-exceptions is used and
2648 REG_EH_REGION note is present, call purge_dead_edges
2649 and return true if it purged anything.
2650 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2651 any EH edges were purged.
2653 2011-01-21 Jeff Law <law@redhat.com>
2655 PR rtl-optimization/41619
2656 * caller-save.c (setup_save_areas): Break out code to determine
2657 which hard regs are live across calls by examining the reload chains
2658 so that it is always used.
2659 Eliminate code which checked REG_N_CALLS_CROSSED.
2661 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2663 PR tree-optimization/47355
2664 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2665 NOP has non-debug uses beyond PHIs in new_bb.
2667 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2670 * cfgexpand.c (account_used_vars_for_block): Only account vars
2671 that are annotated as used.
2672 (estimated_stack_frame_size): Don't set TREE_USED.
2673 * tree-dfa.c (create_var_ann): Mark variable as used.
2675 2011-01-21 Richard Guenther <rguenther@suse.de>
2678 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2680 2011-01-21 Richard Guenther <rguenther@suse.de>
2682 PR tree-optimization/47365
2683 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2684 (vn_reference_lookup_pieces): Adjust.
2685 (vn_reference_lookup): Likewise.
2686 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2687 (vn_reference_lookup_3): Only look through kills if in
2688 VN_WALKREWRITE mode.
2689 (vn_reference_lookup_pieces): Adjust.
2690 (vn_reference_lookup): Likewise.
2691 (visit_reference_op_load): Likewise.
2692 (visit_reference_op_store): Likewise.
2693 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2694 (compute_avail): Likewise.
2695 (eliminate): Likewise.
2697 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2699 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2700 DECL_IGNORED_P non-reg vars if they are used.
2702 PR tree-optimization/47391
2703 * varpool.c (const_value_known_p): Return false if
2706 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2709 * config/i386/i386.c (ix86_local_alignment): Handle
2710 case for va_list_type_node is nil.
2711 (ix86_canonical_va_list_type): Likewise.
2713 2011-01-21 Alan Modra <amodra@gmail.com>
2715 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2716 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2718 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2720 * config/arm/arm.md (define_attr type): Rename f_load
2721 and f_store to f_fpa_load and f_fpa_store. Update.
2722 (write_conflict): Deal with rename fallout.
2723 (*push_fp_multi): Likewise.
2724 * config/arm/fpa.md (f_load): Use f_fpa_load.
2725 (f_store): Use f_fpa_store.
2726 (*movsf_fpa): Likewise.
2727 (*movdf_fpa): Likewise.
2728 (*movxf_fpa): Likewise.
2729 (*thumb2_movsf_fpa): Likewise.
2730 (*thumb2_movdf_fpa): Likewise.
2731 (*thumb2_movxf_fpa): Likewise.
2732 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2733 f_loadd and f_stored.
2734 (*thumb2_movdi_vfp): Likewise.
2735 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2736 (*thumb2_movsi_vfp): Likewise.
2737 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2738 Use f_loads instead of f_load.
2739 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2741 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2743 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2744 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2745 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2746 (xtensa_mode_dependent_address_p): New function.
2747 (constantpool_address_p): Make static. Change return type to bool.
2748 Change argument type to const_rtx. Use CONST_INT_P predicate.
2750 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2753 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2755 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2758 * cfgexpand.c (expand_debug_expr): Instead of generating
2759 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2762 2011-01-20 Richard Guenther <rguenther@suse.de>
2765 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2766 the pointer operand of MEM_REFs.
2768 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2770 PR tree-optimization/46130
2771 * ipa-split.c (consider_split): If return_bb contains non-virtual
2772 PHIs other than for retval or if split_function would not adjust it,
2775 2011-01-20 Richard Guenther <rguenther@suse.de>
2777 PR tree-optimization/47167
2778 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2779 Revert previous change, only avoid enumeral type changes.
2781 2011-01-19 Mike Stump <mikestump@comcast.net>
2783 * doc/tm.texi.in (BRANCH_COST): Englishify.
2784 * doc/tm.texi (BRANCH_COST): Likewise.
2786 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2789 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2790 (gen_scheduled_generic_parms_dies): New functions.
2791 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2792 generation for the end of CU compilation.
2793 (dwarf2out_finish): Generate template parameters DIEs here.
2795 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2798 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2799 debug bind stmt on merge edges.
2801 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2805 * function.c (instantiate_expr): Instantiate incoming rtl of
2806 implicit arguments, and recurse on VALUE_EXPRs.
2807 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2808 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2810 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2812 * c-parser.c (c_parser_for_statement): Initialize
2813 collection_expression.
2815 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2817 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2819 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2821 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2822 (LINK_SHLIB_SPEC): Don't use %(link_path).
2823 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2825 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2827 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2828 (NO_SHARED_LIB_SUPPORT): Remove.
2829 (LINK_SHLIB_SPEC): Remove one conditional definition.
2831 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2833 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2835 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2836 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2837 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2838 %{call_shared} and conditionals on these options not being passed.
2839 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2842 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2844 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2847 * ipa-split.c: Spelling fixes.
2849 2011-01-19 Richard Henderson <rth@redhat.com>
2851 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2852 (*mulsi3): Likewise.
2854 * longlong.h [__mn10300__] (count_leading_zeros): New.
2855 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2856 [__mn10300__] (add_ssaaaa, subddmmss): New.
2857 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2858 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2860 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2862 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2864 2011-01-19 Richard Henderson <rth@redhat.com>
2866 * config/mn10300/mn10300.md (addsi3_flags): New.
2867 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2868 (subsi3_flags, subc_internal, subdi3): New.
2869 (subdi3_internal, *subdi3_degenerate): New.
2870 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2872 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2873 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2874 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2875 * config/mn10300/mn10300-protos.h: Update.
2876 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2877 (return_ret): Likewise. Rename from return_internal_regs.
2878 (return_internal): Remove.
2880 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2881 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2882 (mn10300_legitimate_constant_p): Likewise.
2883 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2884 (mn10300_frame_size): New.
2885 (mn10300_expand_prologue): Use it.
2886 (mn10300_expand_epilogue): Likewise.
2887 (mn10300_initial_offset): Likewise.
2888 * config/mn10300/mn10300-protos.h: Update.
2889 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2890 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2891 (prologue, epilogue, return_internal): Tidy output code.
2892 (mn10300_store_multiple_operation, return): Likewise.
2893 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2894 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2895 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2896 (load_pic, am33_load_pic): New.
2897 (mn10300_load_pic0, mn10300_load_pic1): New.
2899 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2900 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2901 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2902 (cc_flags_for_mode, cc_flags_for_code): New.
2903 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2904 overflow flag is not valid. Validate that the flags we need
2905 for the comparison are valid.
2906 (mn10300_output_cmp): Remove.
2907 (mn10300_output_add): New.
2908 (mn10300_select_cc_mode): Use cc_flags_for_code.
2909 (mn10300_split_cbranch): New.
2910 (mn10300_match_ccmode): New.
2911 (mn10300_split_and_operand_count): New.
2912 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2914 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2915 (addsi3): ... here. Use mn10300_output_add.
2916 (*addsi3_flags): New.
2917 (*am33_subsi3, *mn10300_subsi3): Merge...
2918 (subsi3): ... here. Use attribute isa.
2919 (*subsi3_flags): New.
2920 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2922 (*am33_andsi3, *mn10300_andsi3): Merge...
2924 (*andsi3_flags): New.
2925 (andsi3 splitters): New.
2926 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2928 (*iorsi3_flags): New.
2929 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2931 (*xorsi3_flags): New.
2932 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2933 (one_cmplsi2): ... here.
2934 (*one_cmplsi2_flags): New.
2935 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2936 instead of "dax" in constraints. Use mn10300_split_cbranch.
2937 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2938 use matching constraints to eliminate a self-comparison.
2939 (*integer_conditional_branch): Rename from integer_conditional_branch.
2940 Use int_mode_flags to match CC_REG.
2941 (*cbranchsi4_btst, *btstsi): New.
2942 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2943 mn10300_split_cbranch.
2944 (*am33_cmpsf): Rename from am33_cmpsf.
2945 (*float_conditional_branch): Rename from float_conditional_branch.
2946 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2947 (zero_extendqisi2): ... here.
2948 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2949 (zero_extendhisi2): ... here.
2950 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2951 (extendqisi2): ... here.
2952 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2953 (extendhisi2): ... here.
2954 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2955 (ashlsi3): ... here.
2956 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2957 (lshrsi3): ... here.
2958 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2959 (ashrsi3): ... here.
2960 (consecutive add peephole): Remove.
2961 * config/mn10300/predicates.md (label_ref_operand): New.
2962 (int_mode_flags): New.
2963 (CCZN_comparison_operator): New.
2965 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2966 (throughput_42_latency_43): New reservation.
2967 (mulsidi3, umulsidi3): New expanders.
2968 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2969 the MDR register to allocation; separately allocate the low and
2970 high parts of the DImode result.
2971 (umulsidi3_internal): Similarly.
2972 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2973 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2974 (udivsi3, umodsi3): Remove.
2975 (udivmodsi4, divmodsi4): New expanders.
2976 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2977 (*divmodsi4): Simiarly.
2978 (ext_internal): New.
2980 * config/mn10300/constraints.md ("z"): New constraint.
2981 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2982 (FIXED_REGISTERS): Don't fix MDR.
2983 (CALL_USED_REGSITERS): Reformat nicely.
2984 (REG_ALLOC_ORDER): Add MDR.
2985 (enum regclass): Add MDR_REGS.
2986 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2987 (IRA_COVER_CLASSES): Add MDR_REGS.
2988 (REGNO_REG_CLASS): Handle MDR_REG.
2989 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2990 (mn10300_register_move_cost): Likewise.
2991 * config/mn10300/mn10300.md (MDR_REG): New.
2992 (*movsi_internal): Handle moves to/from MDR_REGS.
2994 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2996 (mn10300_secondary_reload): Tidy combination reload classes.
2997 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2998 addresses for AM33. Allow symbolic offsets for reg+imm.
2999 (mn10300_regno_in_class_p): New.
3000 (mn10300_legitimize_reload_address): New.
3001 * config/mn10300/mn10300.h (enum reg_class): Remove
3002 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
3003 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
3005 (REG_CLASS_NAMES): Update to match.
3006 (REG_CLASS_CONTENTS): Likewise.
3007 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
3008 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
3009 (REGNO_IN_RANGE_P): Remove.
3010 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
3011 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
3012 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
3013 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
3014 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
3015 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
3016 (REGNO_GENERAL_P): New.
3017 (HAVE_POST_MODIFY_DISP): New.
3018 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
3019 (LEGITIMIZE_RELOAD_ADDRESS): New.
3020 * config/mn10300/mn10300-protos.h: Update.
3022 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
3023 DATA_REGS for AM33 stack-pointer destination.
3024 (mn10300_preferred_output_reload_class): Likewise.
3025 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
3026 into a form appropriate for ...
3027 (TARGET_SECONDARY_RELOAD): New.
3028 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
3029 * config/mn10300/mn10300-protos.h: Update.
3030 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
3031 reload_insi; use the "A" constraint for the scratch; handle AM33
3032 moves of sp to non-address registers.
3034 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
3035 (*movqi_internal): ... here.
3036 (*am33_movhi, *mn10300_movhi): Merge into...
3037 (*movhi_internal): ... here.
3038 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
3039 as the source/destination of moves from/to SP.
3040 (movsf): Only allow for AM33-2.
3041 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
3042 any integer constant constraint. Only allow for AM33-2. Tidy
3043 all of the alternative outputs.
3044 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
3045 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
3047 (udivsi3, umodsi3): New patterns for MN103 only.
3049 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
3051 * doc/tm.texi.in: Spell out that a lack of register class unions
3053 * doc/tm.texi: Regenerate.
3055 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3057 PR rtl-optimization/47337
3058 * dce.c (check_argument_store): New function.
3059 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
3061 PR tree-optimization/47290
3062 * tree-eh.c (infinite_empty_loop_p): New function.
3063 (cleanup_empty_eh): Use it.
3065 2011-01-18 Steve Ellcey <sje@cup.hp.com>
3068 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
3069 (a64_expand_widen_sum): Ditto.
3070 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
3071 (vec_extract_evenodd_help): Ditto.
3072 (vec_extract_evenv4hi): Ditto.
3073 (vec_extract_oddv4hi): Ditto.
3074 (vec_extract_evenv2si): Ditto.
3075 (vec_extract_oddv2si): Ditto.
3076 (vec_extract_evenv2sf): Ditto.
3077 (vec_extract_oddv2sf): Ditto.
3078 (vec_pack_trunc_v4hi: Ditto.
3079 (vec_pack_trunc_v2si): Ditto.
3080 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
3081 (vec_interleave_highv8qi): Ditto.
3083 (vec_extract_oddv8qi): Ditto.
3084 (vec_interleave_lowv4hi): Ditto.
3085 (vec_interleave_highv4hi): Ditto.
3086 (vec_interleave_lowv2si): Ditto.
3087 (vec_interleave_highv2si): Ditto.
3089 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3091 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
3092 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
3093 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
3094 (pa_c_mode_for_suffix): New.
3095 (TARGET_EXPAND_BUILTIN): Define.
3096 (TARGET_C_MODE_FOR_SUFFIX): Define.
3097 (pa_builtins): Define.
3098 (pa_init_builtins): Register __float128 type and init new support
3100 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
3101 * config/pa/quadlib.c (_U_Qfcopysign): New.
3103 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
3106 * explow.c (allocate_dynamic_stack_space): Do not assume more than
3107 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
3110 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3112 PR tree-optimization/47179
3113 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
3114 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
3116 2011-01-18 Richard Guenther <rguenther@suse.de>
3118 PR rtl-optimization/47216
3119 * emit-rtl.c: Include tree-flow.h.
3120 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
3121 of replicating it with different semantics.
3122 * Makefile.in (emit-rtl.o): Adjust.
3124 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3126 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
3127 (cortex_a9_dp): Handle neon types correctly.
3129 2011-01-18 Jakub Jelinek <jakub@redhat.com>
3131 PR rtl-optimization/47299
3132 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
3133 subtarget. Use normal multiplication if both operands are constants.
3134 * expmed.c (expand_widening_mult): Don't try to optimize constant
3135 multiplication if op0 has VOIDmode. Convert op1 constant to mode
3138 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3140 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
3141 spacing after 'e.g.', typos, comma, hyphenation.
3143 2011-01-17 Richard Henderson <rth@redhat.com>
3145 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
3146 (rx_restricted_mem_operand): New.
3147 (rx_shift_operand): Use register_operand.
3148 (rx_source_operand, rx_compare_operand): Likewise.
3149 * config/rx/rx.md (addsi3_flags): New expander.
3150 (adddi3): Rewrite as expander.
3151 (adc_internal, *adc_flags, adddi3_internal): New patterns.
3152 (subsi3_flags): New expander.
3153 (subdi3): Rewrite as expander.
3154 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
3156 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
3157 (rx_init_builtins): Remove sat builtin.
3158 (rx_expand_builtin): Likewise.
3159 * config/rx/rx.md (ssaddsi3): New.
3160 (*sat): Rename from sat. Represent the CC_REG input.
3162 * config/rx/predicates.md (rshift_operator): New.
3163 * config/rx/rx.c (rx_expand_insv): Remove.
3164 * config/rx/rx-protos.h: Update.
3165 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
3166 operand to the canonical position.
3167 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
3168 (*bitclr, *bitclr_in_memory): Similarly.
3169 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
3170 (insv): Retain the zero_extract in the expansion.
3172 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
3173 (bswaphi2, bitinvert, revw): Likewise.
3175 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
3176 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
3177 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
3178 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
3179 (bitset, bitset_in_memory): Likewise.
3180 (bitinvert, bitinvert_in_memory): Likewise.
3181 (bitclr, bitclr_in_memory): Likewise.
3182 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
3183 (rx_strend, rx_cmpstrn): Likewise.
3184 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
3185 (bitop peep2 patterns): Remove.
3187 * config/rx/rx.c (rx_match_ccmode): New.
3188 * config/rx/rx-protos.h: Update.
3189 * config/rx/rx.md (abssi2): Clobber, don't set flags.
3190 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
3191 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
3192 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
3193 (fix_truncsfsi2, floatsisf2): Likewise.
3194 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
3195 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
3196 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
3197 (*subsi3_flags, *xorsi3_flags): New.
3199 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
3201 * config/rx/rx.c (rx_print_operand): Remove workaround for
3202 unsplit comparison operations.
3204 * config/rx/rx.md (movsicc): Split after reload.
3205 (*movsicc): Merge *movsieq and *movsine via match_operator.
3206 (*stcc): New pattern.
3208 * config/rx/rx.c (rx_float_compare_mode): Remove.
3209 * config/rx/rx.h (rx_float_compare_mode): Remove.
3210 * config/rx/rx.md (cstoresi4): Split after reload.
3211 (*sccc): New pattern.
3213 * config/rx/predicates.md (label_ref_operand): New.
3214 (rx_z_comparison_operator): New.
3215 (rx_zs_comparison_operator): New.
3216 (rx_fp_comparison_operator): New.
3217 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
3218 Validate that the flags are set properly for the comparison.
3219 (rx_gen_cond_branch_template): Remove.
3220 (rx_cc_modes_compatible): Remove.
3221 (mode_from_flags): New.
3222 (flags_from_code): Rename from flags_needed_for_conditional.
3223 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
3224 (rx_select_cc_mode): Likewise.
3225 (rx_split_fp_compare): New.
3226 (rx_split_cbranch): New.
3227 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
3228 (*cbranchsi4): Use match_operator and rx_split_cbranch.
3229 (*cbranchsf4): Similarly.
3230 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
3231 match_operator and rx_split_cbranch.
3232 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
3233 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
3234 (*cmpsi): Rename from cmpsi.
3235 (*tstsi): Rename from tstsi.
3236 (*cmpsf): Rename from cmpsf; use CC_Fmode.
3237 (*conditional_branch): Rename from conditional_branch.
3238 (*reveresed_conditional_branch): Remove.
3239 (b<code>): Remove expander.
3240 * config/rx/rx-protos.h: Update.
3242 * config/rx/rx.c (rx_compare_redundant): Remove.
3243 * config/rx/rx.md (cmpsi): Don't use it.
3244 * config/rx/rx-protos.h: Update.
3246 * config/rx/rx-modes.def (CC_F): New mode.
3247 * config/rx/rx.c (rx_select_cc_mode): New.
3248 * config/rx/rx.h (SELECT_CC_MODE): Use it.
3249 * config/rx/rx-protos.h: Update.
3251 2011-01-17 Richard Henderson <rth@redhat.com>
3253 * except.c (dump_eh_tree): Fix stray ; after for statement.
3255 2011-01-17 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/47313
3258 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
3259 handling before copying the body. Properly deal with
3260 by-reference result in SSA form.
3262 2011-01-17 Ian Lance Taylor <iant@google.com>
3265 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3266 (struct_value_alias_set): Don't define.
3267 (sparc_option_override): Don't set sparc_sr_alias_set and
3268 struct_value_alias_set.
3269 (save_or_restore_regs): Use gen_frame_mem rather than calling
3271 (sparc_struct_value_rtx): Likewise.
3273 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3276 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3278 (_mm_maskstore_pd): Likewise.
3279 (_mm_maskload_ps): Likewise.
3280 (_mm_maskstore_ps): Likewise.
3281 (_mm256_maskload_pd): Change mask to __m256i.
3282 (_mm256_maskstore_pd): Likewise.
3283 (_mm256_maskload_ps): Likewise.
3284 (_mm256_maskstore_ps): Likewise.
3286 * config/i386/i386-builtin-types.def: Updated.
3287 (ix86_expand_special_args_builtin): Likewise.
3289 * config/i386/i386.c (bdesc_special_args): Update
3290 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3291 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3292 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3293 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3295 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3296 Use <avxpermvecmode> on mask register.
3297 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3299 2011-01-17 Olivier Hainque <hainque@adacore.com>
3300 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3301 Eric Botcazou <ebotcazou@adacore.com>
3304 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3305 if <= USHRT_MAX in 32-bit mode.
3307 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3309 * doc/install.texi (Configuration, Specific): Wrap long
3310 lines in examples. Allow line wrapping in long options
3311 and URLs where beneficial for PDF output.
3313 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3315 * config/mips/mips.c (mips_classify_symbol): Don't return
3316 SYMBOL_PC_RELATIVE for nonlocal labels.
3318 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3320 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3322 2011-01-15 Jan Hubicka <jh@suse.cz>
3324 PR tree-optimization/47276
3325 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3326 declarations as needed.
3328 2011-01-15 Martin Jambor <mjambor@suse.cz>
3330 * common.opt (fdevirtualize): New flag.
3331 * doc/invoke.texi (Option Summary): Document it.
3332 * opts.c (default_options_table): Add devirtualize flag.
3333 * ipa-prop.c (detect_type_change): Return immediately if
3334 devirtualize flag is not set.
3335 (detect_type_change_ssa): Likewise.
3336 (compute_known_type_jump_func): Likewise.
3337 (ipa_analyze_virtual_call_uses): Likewise.
3339 2011-01-14 Martin Jambor <mjambor@suse.cz>
3341 PR tree-optimization/45934
3342 PR tree-optimization/46302
3343 * ipa-prop.c (type_change_info): New type.
3344 (stmt_may_be_vtbl_ptr_store): New function.
3345 (check_stmt_for_type_change): Likewise.
3346 (detect_type_change): Likewise.
3347 (detect_type_change_ssa): Likewise.
3348 (compute_complex_assign_jump_func): Check for dynamic type change.
3349 (compute_complex_ancestor_jump_func): Likewise.
3350 (compute_known_type_jump_func): Likewise.
3351 (compute_scalar_jump_functions): Likewise.
3352 (ipa_analyze_virtual_call_uses): Likewise.
3353 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3355 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3357 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3358 * config/i386/i386.opt (msse5): New Alias.
3360 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3362 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3363 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3364 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3365 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3367 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3369 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3371 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3372 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3373 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3374 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3376 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3378 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3380 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3382 2011-01-14 Mike Stump <mikestump@comcast.net>
3384 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3385 * config/fr30/fr30.md: Likweise
3386 (movsi_push): Likewise.
3387 (movsi_pop): Likewise.
3388 (enter_func): Likewise.
3389 * config/moxie/moxie.md (movsi_push): Likewise.
3390 (movsi_pop): Likewise.
3392 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3394 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3395 %{no_archive} %{exact_version}.
3396 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3397 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3398 %{no_archive} %{exact_version}.
3399 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3400 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3401 * config/mips/vxworks.h: Likewise.
3403 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3405 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3407 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3409 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3410 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3412 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3414 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3417 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3419 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3421 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3422 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3424 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3425 Don't handle -shlib.
3427 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3429 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3430 (CC1_SPEC): Don't handle -profile.
3432 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3434 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3435 * config/mips/mips.h (CC1_SPEC): Likewise.
3437 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3439 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3440 * config/mips/mips.h (CC1_SPEC): Likewise.
3442 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3444 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3445 * config/m32r/linux.h (LINK_SPEC): Likewise.
3446 * config/mips/linux.h (LINK_SPEC): Likewise.
3447 * config/mips/linux64.h (LINK_SPEC): Likewise.
3448 * config/sparc/linux.h (LINK_SPEC): Likewise.
3449 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3450 LINK_SPEC): Likewise.
3451 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3453 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3455 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3457 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3459 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3461 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3462 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3464 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3466 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3468 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3470 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3471 supports -Bstatic/-Bdynamic.
3472 * configure: Regenerate.
3474 2011-01-14 Jan Hubicka <jh@suse.cz>
3475 Jack Howarth <howarth@bromo.med.uc.edu>
3478 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3479 when checking debug_info_level. Test write_symbols instead of
3480 debug_hooks->var_location when setting flag_var_tracking_uninit.
3482 2011-01-14 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/47179
3485 * target.def (ref_may_alias_errno): New target hook.
3486 * targhooks.h (default_ref_may_alias_errno): Declare.
3487 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3488 (default_ref_may_alias_errno): New function.
3489 * target.h (struct ao_ref_s): Declare.
3490 * tree-ssa-alias.c: Include target.h.
3491 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3492 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3493 (targhooks.o): Likewise.
3494 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3495 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3497 2011-01-14 Richard Guenther <rguenther@suse.de>
3499 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3501 2011-01-14 Richard Guenther <rguenther@suse.de>
3503 PR tree-optimization/47280
3504 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3506 (tree_ssa_forward_propagate_single_use_vars): Deal with
3507 CFG changes from associate_plusminus.
3509 2011-01-14 Richard Guenther <rguenther@suse.de>
3513 2011-01-11 Richard Guenther <rguenther@suse.de>
3515 PR tree-optimization/46076
3516 * tree-ssa.c (useless_type_conversion_p): Conversions from
3517 unprototyped to empty argument list function types are useless.
3519 2011-01-14 Richard Guenther <rguenther@suse.de>
3521 PR tree-optimization/47286
3522 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3524 2011-01-14 Martin Jambor <mjambor@suse.cz>
3527 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3529 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3531 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3532 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3533 * config/xtensa/xtensa.c (xtensa_libcall_value,
3534 xtensa_function_value_regno_p): New functions.
3535 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3537 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3540 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3542 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3543 New function prototype.
3544 * config/i386/winnt.c (i386_pe_assemble_visibility):
3545 Warn only if attribute was specified by user.
3547 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3550 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3552 (floatunsdidf2_fcfidu): Ditto.
3554 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3556 * config/s390/s390.c (print_operand_address): Replace 'error' with
3557 'output_operand_lossage'.
3558 (print_operand): Likewise.
3560 2011-01-13 Jeff Law <law@redhat.com>
3562 PR rtl-optimization/39077
3563 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3564 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3565 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3566 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3567 * gcse.c (prune_insertions_deletions): New function.
3568 (compute_pre_data): Use it.
3570 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3573 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3575 (prune_unused_types_mark): Use it.
3577 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3579 PR rtl-optimization/45352
3580 * sel-sched.c: Update copyright years.
3581 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3582 in the advancing loop when we have issued issue_rate insns.
3584 2011-01-12 Richard Henderson <rth@redhat.com>
3586 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3587 (TARGET_MD_ASM_CLOBBERS): New.
3589 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3590 (TARGET_DELEGITIMIZE_ADDRESS): New.
3592 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3593 (clzsi2, *bsch): New patterns.
3595 * config/mn10300/mn10300.md (INT): New mode iterator.
3596 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3598 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3599 flag_split_wide_types.
3601 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3602 (mn10300_trampoline_init): Rewrite without a template, an immediate
3603 load and a direct branch.
3604 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3606 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3608 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3609 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3610 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3611 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3613 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3616 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3619 2011-01-12 Jan Hubicka <jh@suse.cz>
3622 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3623 (PLUGIN_COND_CLOSE): New macro.
3624 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3626 2011-01-12 Richard Guenther <rguenther@suse.de>
3629 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3630 register variables in a MEM_REF.
3632 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3634 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3635 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3636 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3637 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3638 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3639 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3640 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3641 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3642 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3643 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3644 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3645 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3646 * config/gnu-user.h: New. Copied from linux.h.
3647 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3648 GNU_USER_TARGET_STARTFILE_SPEC.
3649 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3650 GNU_USER_TARGET_ENDFILE_SPEC.
3651 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3652 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3653 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3654 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3655 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3656 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3657 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3658 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3659 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3660 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3661 * config/arm/linux-eabi.h (CC1_SPEC): Use
3662 GNU_USER_TARGET_CC1_SPEC.
3663 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3664 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3665 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3666 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3667 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3668 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3669 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3670 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3672 2011-01-12 Richard Guenther <rguenther@suse.de>
3675 * doc/invoke.texi (ffast-math): Document it is turned on
3678 2011-01-12 Jan Hubicka <jh@suse.cz>
3680 PR tree-optimization/47233
3681 * opts.c (common_handle_option): Disable ipa-reference with profile
3684 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3686 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3689 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3691 * c-parser.c (c_lex_one_token): Updated and reindented some
3692 comments. No changes in code.
3694 2011-01-11 Ian Lance Taylor <iant@google.com>
3696 * godump.c (go_output_var): Don't output the variable if there is
3697 already a type with the same name.
3699 2011-01-11 Ian Lance Taylor <iant@google.com>
3701 * godump.c (go_format_type): Don't generate float80.
3703 2011-01-11 Richard Henderson <rth@redhat.com>
3705 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3706 declaration. Rewrite for both speed and size.
3707 (mn10300_address_cost_1): Remove.
3708 (mn10300_register_move_cost): New.
3709 (mn10300_memory_move_cost): New.
3710 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3711 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3712 extensions, shifts, BSWAP, CLZ.
3713 (mn10300_wide_const_load_uses_clr): Remove.
3714 (TARGET_REGISTER_MOVE_COST): New.
3715 (TARGET_MEMORY_MOVE_COST): New.
3716 * config/mn10300/mn10300-protos.h: Update.
3717 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3719 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3720 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3721 * config/mn10300/mn10300-protos.h: Update.
3722 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3723 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3724 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3725 (*test_int_bitfield, *test_byte_bitfield): Remove.
3726 (*bit_test, *subreg_bit_test): Remove.
3727 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3729 * config/mn10300/constraints.md ("c"): Rename from "A".
3730 ("A", "D"): New constraint letters.
3731 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3732 (fmssf4, fnmasf4, fnmssf4): Likewise.
3734 * config/mn10300/mn10300.md (isa): New attribute.
3735 (enabled): New attribute.
3737 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3738 (abssf2, negsf2): Define only for hardware fp.
3739 (sqrtsf2): Reformat.
3740 (addsf3, subsf3, mulsf3): Merge expander and insn.
3742 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3743 (DEBUGGER_AUTO_OFFSET): Remove.
3744 (DEBUGGER_ARG_OFFSET): Remove.
3746 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3747 Emit register stores with the same offsets as the hardware.
3748 (mn10300_store_multiple_operation): Don't check that the register
3749 save offsets are monotonic.
3750 * config/mn10300/mn10300-protos.h: Update.
3752 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3754 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3755 in terms of the value on the stack, not the MDR register.
3757 2011-01-11 Jan Hubicka <jh@suse.cz>
3761 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3762 (symbol_alias_set_destroy, symbol_alias_set_contains,
3763 propagate_aliases_backward): Declare.
3764 * lto-streamer-out.c (struct sets): New sturcture.
3765 (trivally_defined_alias): New function.
3766 (output_alias_pair_p): Rewrite.
3767 (output_unreferenced_globals): Fix output of alias pairs.
3768 (produce_symtab): Likewise.
3769 * ipa.c (function_and_variable_visibility): Set weak alias destination
3771 * varasm.c (symbol_alias_set_t): Remove.
3772 (symbol_alias_set_destroy): Export.
3773 (propagate_aliases_forward, propagate_aliases_backward): New functions
3775 (compute_visible_aliases): ... this one; remove.
3776 (trivially_visible_alias): New
3777 (trivially_defined_alias): New.
3778 (remove_unreachable_alias_pairs): Rewrite.
3779 (finish_aliases_1): Reorganize code checking if alias is defined.
3780 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3783 2011-01-11 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/46076
3786 * tree-ssa.c (useless_type_conversion_p): Conversions from
3787 unprototyped to empty argument list function types are useless.
3789 2011-01-11 Richard Guenther <rguenther@suse.de>
3792 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3793 volatile MEMs as MEM_READONLY_P.
3795 2011-01-11 Richard Guenther <rguenther@suse.de>
3797 PR tree-optimization/47239
3798 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3800 2011-01-11 Jeff Law <law@redhat.com>
3802 PR tree-optimization/47086
3803 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3804 IVs from statements that might throw.
3806 2011-01-10 Jan Hubicka <jh@suse.cz>
3809 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3811 2011-01-10 Jan Hubicka <jh@suse.cz>
3814 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3815 when correcting profile.
3817 2011-01-10 Jan Hubicka <jh@suse.cz>
3820 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3822 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3823 Restore DECL_FINI_PRIORITY.
3825 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3827 * doc/gimple.texi: Fix quoting of multi-word return values in
3828 @deftypefn statements. Ensure presence of return value. Wrap
3829 overlong @deftypefn lines.
3830 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3831 descriptions of removed functions.
3832 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3833 of multi-word return value in @deftypefn statement.
3835 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3837 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3838 (Conditional Expressions, Logical Operators)
3839 (Statement and operand traversals): Do not indent smallexample
3840 code. Fix duplicate function argument in example.
3842 2011-01-10 Jeff Law <law@redhat.com>
3844 PR tree-optimization/47141
3845 * ipa-split.c (split_function): Handle case where we are
3846 returning a value and the return block has a virtual operand phi.
3848 2011-01-10 Jan Hubicka <jh@suse.cz>
3850 PR tree-optimization/47234
3851 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3852 (pass_feedback_split_functions): Declare.
3853 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3855 * ipa-split.c (gate_split_functions): Update comments; disable
3856 split-functions for profile_arc_flag and branch_probabilities.
3857 (gate_feedback_split_functions): New function.
3858 (execute_feedback_split_functions): New function.
3859 (pass_feedback_split_functions): New global var.
3861 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3864 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3865 calling gimple_call_set_cannot_inline.
3867 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3869 * config/darwin-sections.def: Remove unused section.
3871 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3874 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3876 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3879 * c-parser.c (c_parser_declaration_or_fndef): Improved
3882 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3884 * config/i386/winnt.c (i386_pe_start_function): Make sure
3885 to switch back to function's section.
3887 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3891 * plugin.c: Move include of dlfcn.h from here...
3892 * system.h: ... to here.
3894 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3896 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3898 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3899 two extra empty pages in PDF output.
3901 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3904 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3905 for error recovery purposes behave as if it was not specified so
3906 that the default type is usd.
3908 2011-01-07 Jan Hubicka <jh@suse.cz>
3910 PR tree-optmization/46469
3911 * ipa.c (function_and_variable_visibility): Clear needed flags on
3912 nodes with external decls; handle weakrefs merging correctly.
3914 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3916 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3919 2011-01-07 Jan Hubicka <jh@suse.cz>
3921 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3922 and no longer claim that gold is required for linker plugin.
3923 * configure: Regenerate.
3924 * gcc.c (PLUGIN_COND): New macro.
3925 (LINK_COMMAND_SPEC): Use it.
3926 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3927 * config.in (HAVE_LTO_PLUGIN): New.
3928 * configure.ac (--with-lto-plugin): New parameter; autodetect
3931 2011-01-07 Jan Hubicka <jh@suse.cz>
3933 PR tree-optimization/46367
3934 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3935 when we can update original.
3936 (cgraph_mark_inline_edge): Sanity check.
3937 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3939 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3941 * config/spu/spu.h (ASM_COMMENT_START): Define.
3943 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3947 (SWITCH_KEEP_FOR_GCC): Likewise.
3948 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3949 (do_spec_1): Handle "%>".
3951 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3953 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3956 * config/i386/i386.c (ix86_delegitimize_address): If
3957 simplify_gen_subreg fails, return orig_x.
3960 * value-prof.c (gimple_stringop_fixed_value): Handle
3961 lhs of the call properly.
3963 2011-01-07 Jan Hubicka <jh@suse.cz>
3966 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3968 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3970 * target.def (function_switched_text_sections): New hook.
3971 * doc/tm.texi: Regenerated.
3972 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3973 * final.c (default_function_switched_text_sections): New.
3974 (final_scan_insn): Call function_switched_text_sections when a
3975 mid-function section change occurs.
3976 * output.h (default_function_switched_text_sections): Declare.
3977 * config/darwin-protos.h (darwin_function_switched_text_sections):
3979 * config/darwin.c (darwin_function_switched_text_sections): New.
3980 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3982 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3984 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3985 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3986 the secondary code fragment when outputting for DWARF == 2.
3988 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3990 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3991 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3993 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3994 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3996 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3999 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4000 when it is not empty.
4002 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
4005 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
4006 (case ${target}): Add btver1.
4007 * config/i386/driver-i386.c (host_detect_local_cpu): Let
4008 -march=native recognize btver1 processors.
4009 * config/i386/i386-c.c (ix86_target_macros_internal): Add
4010 btver1 def_and_undef
4011 * config/i386/i386.c (struct processor_costs btver1_cost): New
4013 (m_BTVER1): New definition.
4014 (m_AMD_MULTIPLE): Includes m_BTVER1.
4015 (initial_ix86_tune_features): Add btver1 tune.
4016 (processor_target_table): Add btver1 entry.
4017 (static const char *const cpu_names): Add btver1 entry.
4018 (software_prefetching_beneficial_p): Add btver1.
4019 (ix86_option_override_internal): Add btver1 instruction sets.
4020 (ix86_issue_rate): Add btver1.
4021 (ix86_adjust_cost): Add btver1.
4022 * config/i386/i386.h (TARGET_BTVER1): New definition.
4023 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
4024 (enum processor_type): Add PROCESSOR_BTVER1.
4025 * config/i386/i386.md (define_attr "cpu"): Add btver1.
4027 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4030 * config/i386/i386.c (legitimize_tls_address)
4031 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
4032 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
4033 (tls_initial_exec_64_sun): New pattern.
4035 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
4037 * doc/invoke.texi (Overall Options): Improve wording and markup
4038 of the description of -wrapper.
4040 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4042 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
4043 rdynamic, threads): New Driver options.
4045 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4048 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
4049 if coming from .tdata.
4050 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
4052 2011-01-06 Jan Hubicka <jh@suse.cz>
4055 * collect2.c (main): Do not enable LTOmode when plugin is active.
4057 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4060 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
4061 --version output if supported.
4062 * configure: Regenerate.
4064 2011-01-06 Joseph Myers <joseph@codesourcery.com>
4066 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
4069 2011-01-06 Jakub Jelinek <jakub@redhat.com>
4072 * c-convert.c (convert): When converting a complex expression
4073 other than COMPLEX_EXPR to a different complex type, ensure
4074 c_save_expr is called instead of save_expr, unless in_late_binary_op.
4075 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
4076 when converting COMPLEX_TYPE.
4078 2011-01-06 Ira Rosen <irar@il.ibm.com>
4080 PR tree-optimization/47139
4081 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
4082 only the last reduction value is used outside the loop. Update
4085 2011-01-05 Joseph Myers <joseph@codesourcery.com>
4087 * config/rtems.opt: New.
4088 * config.gcc (*-*-rtems*): Use rtems.opt.
4090 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
4092 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
4093 processors do not support 3DNow instructions.
4095 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4097 * config/spu/spu.c (spu_option_override): Set parameter
4098 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
4100 2011-01-05 Jan Hubicka <jh@suse.cz>
4102 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
4103 at the command line.
4105 2011-01-05 Martin Jambor <mjambor@suse.cz>
4108 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
4109 deltas on streamed outgoing edges.
4110 (output_node_opt_summary): Output info for outgoing edges only when
4111 the node is in new parameter set.
4112 (output_cgraph_opt_summary): New parameter set, passed to the two
4113 aforementioned functions. Update its forward declaration and its
4116 2011-01-05 Tom Tromey <tromey@redhat.com>
4118 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
4119 operator to c_finish_omp_atomic.
4120 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
4121 (build_unary_op): Update.
4122 (build_modify_expr): Update.
4123 (build_asm_expr): Update.
4125 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4127 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
4128 newly inserted insns.
4130 (spu_emit_branch_hint): Likewise.
4131 (insert_hbrp_for_ilb_runout): Likewise.
4132 (spu_machine_dependent_reorg): Call df_finish_pass after
4133 schedule_insns returns.
4135 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4137 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
4139 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
4141 PR tree-optimization/47005
4142 * tree-sra.c (struct access): Add 'non_addressable' bit.
4143 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
4144 (decide_one_param_reduction): Return 0 if the parameter is passed by
4145 reference and one of the accesses in the group is non_addressable.
4147 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4149 PR tree-optimization/47056
4150 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
4151 (mark_load): Likewise. Handle FUNCTION_DECL specially.
4152 (mark_store): Likewise. Pass STMT to ipa_record_reference.
4154 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
4156 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
4157 initializer. Skip view conversions from aggregate types.
4159 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
4162 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
4164 2011-01-04 Philipp Thomas <pth@suse.de>
4166 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
4169 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4171 * function.c (thread_prologue_and_epilogue_insns): Do not crash
4172 on empty epilogue sequences.
4174 2011-01-04 Joseph Myers <joseph@codesourcery.com>
4176 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
4177 non-static): New Driver options.
4179 2011-01-04 Jie Zhang <jie@codesourcery.com>
4182 * gcc.c (default_compilers[]): Set combinable field to 0
4183 for all assembly languages.
4185 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
4187 * config/mips/loongson3a.md: New file.
4188 * config/mips/mips.md: Include loongson3a.md.
4189 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
4192 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
4195 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
4196 instead of convert_memory_address_addr_space on the base expression.
4198 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4200 * config/spu/spu.c (spu_option_override): Update error text
4201 for bad -march= / -mtune= values.
4203 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4205 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
4206 if branch-hint optimization will be performed.
4208 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4210 PR tree-optimization/47148
4211 * ipa-split.c (split_function): Convert arguments to
4212 DECL_ARG_TYPE if possible.
4214 PR tree-optimization/47155
4215 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
4218 PR rtl-optimization/47157
4219 * combine.c (try_combine): If undobuf.other_insn becomes
4220 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
4221 and set *new_direct_jump_p too.
4223 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
4225 PR tree-optimization/47021
4226 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
4228 2011-01-03 Jakub Jelinek <jakub@redhat.com>
4230 * gcc.c (process_command): Update copyright notice dates.
4231 * gcov.c (print_version): Likewise.
4232 * gcov-dump.c (print_version): Likewise.
4233 * mips-tfile.c (main): Likewise.
4234 * mips-tdump.c (main): Likewise.
4236 2011-01-03 Martin Jambor <mjambor@suse.cz>
4238 PR tree-optimization/46801
4239 * tree-sra.c (type_internals_preclude_sra_p): Check whether
4240 aggregate fields start at byte boundary instead of the bit-field flag.
4242 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
4245 * gcc.c (main): Revert revision 168407.
4247 2011-01-03 Martin Jambor <mjambor@suse.cz>
4249 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
4251 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4253 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
4254 vector optab to expand vector/scalar shift, update gimple to vector.
4256 2011-01-03 Martin Jambor <mjambor@suse.cz>
4258 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
4261 2011-01-03 Martin Jambor <mjambor@suse.cz>
4263 PR tree-optimization/46984
4264 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4266 (cgraph_create_indirect_edge): Fixed line length.
4267 (cgraph_indirect_call_info): Declare.
4268 (cgraph_make_edge_direct) Update declaration.
4269 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4270 (cgraph_create_indirect_edge): Use it.
4271 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4273 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4274 the new thunk_delta representation.
4275 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4277 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4278 (ipa_read_indirect_edge_info): Likewise.
4279 * lto-cgraph.c (output_edge_opt_summary): New function.
4280 (output_node_opt_summary): Call it on all outgoing edges.
4281 (input_edge_opt_summary): New function.
4282 (input_node_opt_summary): Call it on all outgoing edges.
4284 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4287 * gcc.c (main): Don't check have_o when settting combine_inputs.
4289 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4291 * regrename.c: Add general comment describing the pass.
4292 (struct du_head): Remove 'length' field.
4293 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4294 (regrename_optimize): Do not sort chains. Rework comments, add others.
4295 Force renaming to the preferred class (if any) in the first pass and do
4296 not consider registers that belong to it in the second pass.
4297 (create_new_chain): Do not set 'length' field.
4298 (scan_rtx_reg): Likewise.
4300 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4302 PR tree-optimization/47140
4303 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4304 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4307 PR rtl-optimization/47028
4308 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4309 parm_birth_insn instead of at the beginning of first bb.
4311 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4313 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4314 Remove the word "see" before "@pxref".
4315 * doc/rtl.texi: Remove the word "see" before "@pxref".
4317 2011-01-01 Jan Hubicka <jh@suse.cz>
4319 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4322 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4325 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4328 Copyright (C) 2011 Free Software Foundation, Inc.
4330 Copying and distribution of this file, with or without modification,
4331 are permitted in any medium without royalty provided the copyright
4332 notice and this notice are preserved.