1 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
3 PR rtl-optimization/46002
4 * ira-color.c (update_copy_costs): Change class intersection
5 test to reg_class_contents[] test of 'hard_regno'.
7 2011-02-21 Joseph Myers <joseph@codesourcery.com>
9 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
11 * config/hpux11.opt (mt): Likewise.
12 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
13 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
14 * config/vax/elf.opt (mno-asm-pic): Likewise.
15 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
17 2011-02-21 Mike Stump <mikestump@comcast.net>
20 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
21 tree so we can get save the type.
22 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
23 for CFString instead of trying to use past the end of the builtins.
24 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
25 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
26 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
27 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
28 Rename to darwin_builtin_cfstring.
29 (darwin_init_cfstring_builtins): Return the built type.
31 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
35 (_mm256_insert_epi64): Use _mm_insert_epi64.
37 2011-02-21 Anatoly Sokolov <aesok@post.ru>
39 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
40 * config/stormy16/stormy16-protos.h
41 (xstormy16_mode_dependent_address_p): Remove.
42 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
43 Make static. Change return type to bool. Change argument type to
44 const_rtx. Remove dead code.
45 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
47 2011-02-21 Richard Guenther <rguenther@suse.de>
50 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
51 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
52 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
54 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
55 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
57 2011-02-20 Richard Guenther <rguenther@suse.de>
60 * tree.c (free_lang_data_in_decl): Clean builtins from
61 the TU decl BLOCK_VARS.
63 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
67 * haifa-sched.c (fix_tick_ready): Skip tick computation
70 2011-02-19 Richard Guenther <rguenther@suse.de>
73 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
74 Remove lazy BLOCK_VARS streaming.
75 (lto_input_ts_block_tree_pointers): Likewise.
76 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
78 2011-02-19 Joseph Myers <joseph@codesourcery.com>
80 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
82 2011-02-19 Joseph Myers <joseph@codesourcery.com>
84 * config/i386/biarch32.h, config/i386/mach.h,
85 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
87 2011-02-19 Jakub Jelinek <jakub@redhat.com>
90 * config/i386/i386.md (peephole2 for shift and plus): Use
91 operands[1] original mode in the first insn.
93 2011-02-18 Mike Stump <mikestump@comcast.net>
95 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
97 2011-02-18 Jan Hubicka <jh@suse.cz>
100 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
101 to zero when the function is not inlinable at all.
103 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
105 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
106 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
107 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
108 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
109 * config/pa/t-pa64: Likewise.
110 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
112 2011-02-18 Jakub Jelinek <jakub@redhat.com>
115 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
117 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
120 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
122 2011-02-18 Anatoly Sokolov <aesok@post.ru>
124 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
125 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
126 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
127 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
128 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
129 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
130 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
131 m32r_load_postinc_p, m32r_store_preinc_predec_p,
132 m32r_legitimate_address_p): New functions.
133 * config/m32r/constraints.md (constraint "S"): Don't use
134 STORE_PREINC_PREDEC_P.
135 (constraint "U"): Don't use LOAD_POSTINC_P.
137 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
139 PR rtl-optimization/46178
140 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
141 compute ira_hard_regno_cover_class[].
143 2011-02-18 Richard Guenther <rguenther@suse.de>
146 * lto-streamer.h (lto_global_var_decls): Declare.
147 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
148 statics for global var processing.
150 2011-02-18 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/47737
153 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
154 edge dominance check.
156 2011-02-18 Jakub Jelinek <jakub@redhat.com>
159 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
160 avoid invalid rtx sharing.
162 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
164 * doc/cpp.texi (Obsolete Features): Add background on the
165 origin of assertions.
167 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
169 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
171 * config/darwin.c (output_objc_section_asm_op): Added support for
173 (is_objc_metadata): New.
174 (darwin_objc2_section): New.
175 (darwin_objc1_section): New.
176 (machopic_select_section): Added support for ABI v1 and v2.
177 (darwin_emit_objc_zeroed): New.
178 (darwin_output_aligned_bss): Detect objc metadata and treat it
180 (darwin_asm_output_aligned_decl_common): Same.
181 (darwin_asm_output_aligned_decl_local): Same.
182 * config/darwin-sections.def: Updated for ABI v1 and v2.
183 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
184 compiling Objective-C code for the NeXT runtime, default to using
185 ABI version 0 for 32-bit, and version 2 for 64-bit.
187 2011-02-17 Joseph Myers <joseph@codesourcery.com>
189 * common.opt (optimize_fast): New Variable.
190 * opts.c (default_options_optimization): Use opts->x_optimize_fast
191 instead of local variable ofast.
193 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
195 * doc/invoke.texi (fobjc-abi-version): Documented.
196 (fobjc-nilcheck): Documented.
197 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
200 2011-02-17 Joseph Myers <joseph@codesourcery.com>
203 * common.opt (export-dynamic): New Driver option.
204 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
206 2011-02-17 Joseph Myers <joseph@codesourcery.com>
208 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
210 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
211 Jan Hubicka <jh@suse.cz>
215 * cfgexpand.c (account_used_vars_for_block): Remove.
216 (estimated_stack_frame_size): Use referenced vars.
217 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
218 that were referenced in the original function. Test src_fn
219 rather than cfun. Drop redundant get_var_ann.
220 (setup_one_parameter): Drop redundant get_var_ann.
221 (declare_return_variable): Likewise.
222 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
223 (copy_arguments_for_versioning): Drop redundant get_var_ann.
224 * ipa-inline.c (compute_inline_parameters): Do not compute
225 disregard_inline_limits here.
226 (compute_inlinable_for_current, pass_inlinable): New.
227 (pass_inline_parameters): Require PROP_referenced_vars.
228 * cgraphunit.c (cgraph_process_new_functions): Don't run
229 compute_inline_parameters explicitly unless function is in SSA form.
230 (cgraph_analyze_function): Set .disregard_inline_limits.
231 * tree-sra.c (convert_callers): Compute inliner parameters
232 only for functions already in SSA form.
234 2011-02-17 Joseph Myers <joseph@codesourcery.com>
236 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
237 -mlittle-endian-data.
239 2011-02-17 Joseph Myers <joseph@codesourcery.com>
241 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
242 -mno-fpu, not -fpu and -no-fpu.
243 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
244 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
246 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
250 input reload with PLUS RTX.
252 2011-02-16 Joseph Myers <joseph@codesourcery.com>
254 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
257 2011-02-16 Joseph Myers <joseph@codesourcery.com>
259 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
262 2011-02-16 Joseph Myers <joseph@codesourcery.com>
264 * config/mn10300/mn10300.opt (mno-crt0): New.
266 2011-02-16 Joseph Myers <joseph@codesourcery.com>
268 * config/m68k/uclinux.opt (static-libc): New Driver option.
270 2011-02-16 Joseph Myers <joseph@codesourcery.com>
272 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
274 2011-02-16 Joseph Myers <joseph@codesourcery.com>
276 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
277 %{muser-extend-enabled}.
279 2011-02-16 Richard Guenther <rguenther@suse.de>
281 PR tree-optimization/47738
282 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
283 the TODO from tree_predictive_commoning.
285 2011-02-15 Jeff Law <law@redhat.com>
288 2011-01-25 Jeff Law <law@redhat.com>
290 PR rtl-optimization/37273
291 * ira-costs.c (scan_one_insn): Detect constants living in memory and
292 handle them like argument loads from stack slots. Do not double
293 count memory for memory constants and argument loads from stack slots.
295 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
298 * combine.c (cant_combine_insn_p): Revert the last change.
300 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
303 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
304 mode for vector constants. Remove code that checks for TImode.
306 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
310 * cgraph.h (compute_inline_parameters): Return void.
311 * ipa-inline.c (compute_inline_parameters): Adjust.
313 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
317 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
319 * cfgexpand.c (estimated_stack_frame_size): Likewise.
320 * ipa-inline.c (compute_inline_parameters): Adjust.
322 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
326 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
327 Adjust all users. Pass FN to...
328 * tree-flow-inline.h (first_referenced_var): ... this. Add
330 * ipa-struct-reorg.c: Adjust.
331 * tree-dfa.c: Adjust.
332 * tree-into-ssa.c: Adjust.
333 * tree-sra.c: Adjust.
334 * tree-ssa-alias.c: Adjust.
335 * tree-ssa-live.c: Adjust.
336 * tree-ssa.c: Adjust.
337 * tree-ssanames.c: Adjust.
338 * tree-tailcall.c: Adjust.
340 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
344 * tree-flow.h (referenced_var_lookup): Add fn parameter.
346 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
347 * tree-flow-inline.h: Adjust.
348 * gimple-pretty-print.c: Adjust.
349 * tree-into-ssa.c: Adjust.
350 * tree-ssa.c: Adjust.
351 * cfgexpand.c: Adjust.
353 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
355 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
356 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
357 (EXTRA_CONSTRAINT): Delete.
358 * config/iq2000/constraints.md: New file.
359 * config/iq2000/iq2000.md: Include it.
360 (define_insn ""): Delete.
361 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
362 unsupported constraint letters from patterns.
363 (call_value, call_value_internal1): Likewise.
364 (call_value_multiple_internal1): Likewise.
366 2011-02-15 Nick Clifton <nickc@redhat.com>
368 * config/mn10300/mn10300.c: Include tm-constrs.h.
369 (struct liw_data): New data structure describing an LIW candidate
371 (extract_bundle): Use struct liw_data. Allow small integer
372 operands for some instructions.
373 (check_liw_constraints): Use struct liw_data. Remove swapped
374 parameter. Add comments describing the checks. Fix bug when
375 assigning the source of liw1 to the source of liw2.
376 (liw_candidate): Delete. Code moved into extract_bundle.
377 (mn10300_bundle_liw): Use struct liw_data. Check constraints
379 * config/mn10300/predicates.md (liw_operand): New predicate.
380 Allows registers and small integer constants.
381 * config/mn10300/constraints.md (O): New constraint. Accetps
382 integers in the range -8 to +7 inclusive.
383 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
384 for moving a small integer into a register. Give this alternative
386 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
387 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
388 using the J,K,L and M constraints,
389 (liw): Remove SI mode on second operands to allow for HI and QI
391 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
394 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
397 * combine.c (cant_combine_insn_p): Check zero/sign extended
400 2011-02-15 Richard Guenther <rguenther@suse.de>
402 PR tree-optimization/47743
403 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
404 for a non-type-compatible VN lookup bail out.
406 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
408 * config/fr30/constraints.md: New file.
409 * config/fr30/fr30.md: Include it.
410 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
411 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
412 (EXTRA_CONSTRAINT): Delete.
414 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
416 * config/frv/constraints.md: New file.
417 * config/frv/predicates.md: Include it.
418 * config/frv/frv.c (reg_class_from_letter): Delete.
419 (frv_option_override): Don't initialize it.
420 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
421 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
422 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
423 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
424 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
425 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
426 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
427 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
428 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
429 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
430 (REG_CLASS_FROM_CONSTRAINT): Delete.
432 2011-02-15 Jakub Jelinek <jakub@redhat.com>
435 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
436 if frame size is 0 in a leaf function.
438 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
441 * config/alpha/host-osf.c: New file.
442 * config/alpha/x-osf: New file.
443 * config.host (alpha*-dec-osf*): Use it.
445 2011-02-14 Anatoly Sokolov <aesok@post.ru>
447 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
448 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
449 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
450 (rx_mode_dependent_address_p): ...this. Make static. Change argument
452 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
454 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
456 * config/stormy16/constraints.md: New file.
457 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
458 Use satisfies_constraint_Q and satisfies_constraint_R.
459 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
461 (xstormy16_legitiamte_address_p): Declare.
462 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
463 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
464 (EXTRA_CONSTRAINT): Delete.
465 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
467 (xstormy16_extra_constraint_p): Delete.
469 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
471 PR tree-optimization/46494
472 * loop-unroll.c (split_edge_and_insert): Adjust comment.
473 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
474 (pass_rtl_loop_done): Add TODO_verify_flow.
475 * fwprop.c (pass_rtl_fwprop): Likewise.
476 * modulo-sched.c (pass_sms): Likewise.
477 * tree-ssa-dom.c (pass_dominator): Likewise.
478 * tree-ssa-loop-ch.c (pass_ch): Likewise.
479 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
480 (pass_tree_loop_done): Likewise.
481 * tree-ssa-pre.c (execute_pre): Likewise.
482 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
483 * tree-ssa-sink.c (pass_sink_code): Likewise.
484 * tree-vrp.c (pass_vrp): Likewise.
486 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
488 * config/v850/constraints.md: New file.
489 * config/v850/v850.md: Include it.
490 * config/v850/predicates.md (reg_or_0_operand): Use
491 satisfies_constraint_G.
492 (special_symbolref_operand): Use satisfies_constraint_K.
493 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
494 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
495 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
496 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
497 (EXTRA_CONSTRAINT): Delete.
498 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
499 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
500 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
502 2011-02-14 Anatoly Sokolov <aesok@post.ru>
505 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
508 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
510 * config/mcore/constraints.md: New file.
511 * config/mcore/mcore.md: Include it.
512 * config/mcore/mcore.c (reg_class_from_letter): Delete.
513 * config/mcore/mcore.h (reg_class_from_letter): Delete.
514 (REG_CLASS_FROM_LETTER): Delete.
515 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
516 insn_const_int_ok_for_constraint.
517 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
518 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
519 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
520 (EXTRA_CONSTRAINT): Delete.
522 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
525 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
526 (IS_SIGHANDLER): Define.
527 (sparc64_is_sighandler): New function, split off from
528 sparc64_fallback_frame_state.
529 (sparc_is_sighandler): New function, split off from
530 sparc_fallback_frame_state.
531 (sparc64_fallback_frame_state): Merge with ...
532 (sparc_fallback_frame_state): ... this into ...
533 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
534 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
535 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
536 stack instead of hardcoded offsets.
538 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
540 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
542 2011-02-14 Andriy Gapon <avg@freebsd.org>
545 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
547 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
549 * configure: Regenerate.
551 2011-02-12 Joseph Myers <joseph@codesourcery.com>
554 * gcc.c (asm_options): Correct spec matching --target-help.
556 2011-02-12 Martin Jambor <mjambor@suse.cz>
558 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
559 to gimple call error.
561 2011-02-12 Mike Stump <mikestump@comcast.net>
563 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
564 comments in backslash regions.
566 2011-02-12 Mike Stump <mikestump@comcast.net>
567 Jakub Jelinek <jakub@redhat.com>
568 Iain Sandoe <iains@gcc.gnu.org>
571 * dwarf2out.c (output_cfa_loc): When required, apply the
572 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
573 (output_loc_sequence): Likewise.
574 (output_loc_operands_raw): Likewise.
575 (output_loc_sequence_raw): Likewise.
576 (output_cfa_loc): Likewise.
577 (output_loc_list): Suppress register number adjustment when
578 calling output_loc_sequence()
579 (output_die): Likewise.
581 2011-02-12 Anatoly Sokolov <aesok@post.ru>
583 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
585 * config/xtensa/xtensa.c (xtensa_register_move_cost,
586 xtensa_memory_move_cost): New functions.
587 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
589 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
592 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
593 in the current directory.
594 * configure: Rebuilt.
596 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
598 * config/darwin.c (darwin_override_options): Add a hunk missed
599 from the commit of r168571. Trim comment line lengths and
600 correct indents of the preceding block.
602 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
604 * gcc.c (driver_handle_option): Concatenate the argument to -F with
607 2011-02-11 Joseph Myers <joseph@codesourcery.com>
609 * common.opt (nostartfiles): New Driver option.
611 2011-02-11 Xinliang David Li <davidxl@google.com>
613 PR tree-optimization/47707
614 * tree-chrec.c (convert_affine_scev): Keep type precision.
616 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
618 PR tree-optimization/47420
619 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
621 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
623 PR rtl-optimization/47614
624 * rtl.h (check_for_inc_dec): Declare.
625 * dse.c (check_for_inc_dec): Externalize...
626 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
627 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
629 2011-02-11 Joseph Myers <joseph@codesourcery.com>
632 * gcc.c (main): Do not compile inputs if there were errors in
634 * opts-common.c (read_cmdline_option): Check for wrong language
635 after other error checks.
637 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
639 * cgraph.c: Fix comment typos.
640 * cgraph.h: Likewise.
641 * cgraphunit.c: Likewise.
642 * ipa-cp.c: Likewise.
643 * ipa-inline.c: Likewise.
644 * ipa-prop.c: Likewise.
645 * ipa-pure-const.c: Likewise.
646 * ipa-ref.c: Likewise.
647 * ipa-reference.c: Likewise.
649 2011-02-11 Jakub Jelinek <jakub@redhat.com>
652 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
654 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
657 * doc/sourcebuild.texi (Require Support): Document
658 dg-require-ascii-locale.
660 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
662 * doc/lto.texi (Write summary): Fix missing parentheses.
664 2011-02-10 DJ Delorie <dj@redhat.com>
666 * config/m32c/m32c.c (m32c_option_override): Disable
667 -fcombine-stack-adjustments until flag value tracking and compare
668 optimization can be rewritten.
670 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
672 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
674 (PROCESSOR_DEFAULT64): Likewise.
676 2011-02-10 Richard Henderson <rth@redhat.com>
678 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
679 change from 2011-02-03.
680 * config/rx/rx.c (flags_from_code): Likewise.
681 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
682 is valid, n/pz otherwise.
683 (rx_select_cc_mode): Return CCmode if Y is not zero.
685 2011-02-10 Richard Guenther <rguenther@suse.de>
687 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
689 2011-02-10 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/47677
692 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
694 2011-02-10 Jakub Jelinek <jakub@redhat.com>
697 * combine.c (make_compound_operation): Only change shifts into
698 multiplication for SCALAR_INT_MODE_P.
700 2011-02-10 Jie Zhang <jie@codesourcery.com>
704 2011-02-05 Jie Zhang <jie@codesourcery.com>
706 * web.c (entry_register): Don't clobber the number of the
707 first uninitialized reference in used[].
709 2011-02-09 Richard Guenther <rguenther@suse.de>
711 PR tree-optimization/47664
712 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
715 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
719 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
721 (PROCESSOR_DEFAULT64): Same.
722 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
724 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
726 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
728 2011-02-09 Martin Jambor <mjambor@suse.cz>
731 * tree-sra.c (struct access): New flags grp_scalar_read and
732 grp_scalar_write. Changed description of assignment read and write
734 (dump_access): Dump new flags, reorder all of them.
735 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
736 to detect multiple scalar reads.
737 (analyze_access_subtree): Use the new scalar read write flags instead
738 of the old flags. Adjusted comments.
740 2011-02-08 DJ Delorie <dj@redhat.com>
743 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
746 2011-02-08 Joseph Myers <joseph@codesourcery.com>
748 * config/m68k/uclinux.opt: New.
749 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
751 2011-02-08 Joseph Myers <joseph@codesourcery.com>
753 * config/cris/elf.opt (sim): New Driver option.
755 2011-02-08 Joseph Myers <joseph@codesourcery.com>
757 * config/xtensa/elf.opt: New.
758 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
760 2011-02-08 Joseph Myers <joseph@codesourcery.com>
762 * config/vax/elf.opt: New.
763 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
765 2011-02-08 Joseph Myers <joseph@codesourcery.com>
767 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
769 2011-02-08 Joseph Myers <joseph@codesourcery.com>
771 * config/gnu-user.opt: New.
772 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
773 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
774 *-*-uclinux*): Use gnu-user.opt.
776 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
778 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
779 * config/i386/gnu.h (CPP_SPEC): Likewise.
781 2011-02-08 Ian Lance Taylor <iant@google.com>
783 * common.opt (fcx-limited-range): Add SetByCombined flag.
784 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
785 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
786 (fassociative-math, freciprocal-math): Likewise.
787 (funsafe-math-optimizations): Likewise.
788 * opth-gen.awk: Handle SetByCombined.
789 * optc-gen.awk: Likewise.
790 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
791 (set_unsafe_math_optimizations_flags): Likewise.
792 * doc/options.texi (Option properties): Document SetByCombined.
794 2011-02-08 Joseph Myers <joseph@codesourcery.com>
796 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
797 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
798 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
799 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
800 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
802 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
804 PR tree-optimization/46834
805 PR tree-optimization/46994
806 PR tree-optimization/46995
807 * graphite-sese-to-poly.c (used_outside_reduction): New.
808 (detect_commutative_reduction): Call used_outside_reduction.
809 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
810 translate_scalar_reduction_to_array only when at least one
811 loop-phi/close-phi tuple has been detected.
813 2011-02-08 Richard Guenther <rguenther@suse.de>
816 * tree-vect-generic.c (expand_vector_operations_1): Update
818 (expand_vector_operations): ... not here. Cleanup EH info
819 and the CFG if required.
821 2011-02-08 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/47641
824 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
825 require type compatibility.
827 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
829 * gimple-low.c (lower_function_body): Don't remove the location of
830 the return statement here.
831 (lower_gimple_return): Do it here instead but only if the return
832 statement is actually used twice.
834 2011-02-08 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/47632
837 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
838 unused up_to_stmt parameter, return whether cfg-cleanup is
839 necessary, remove EH info properly.
840 (forward_propagate_into_gimple_cond): Adjust caller.
841 (forward_propagate_into_cond): Likewise.
842 (forward_propagate_comparison): Likewise.
843 (tree_ssa_forward_propagate_single_use_vars): Make
844 forward_propagate_comparison case similar to the two others.
846 2011-02-08 Nick Clifton <nickc@redhat.com>
848 * config/mn10300/mn10300.opt (mliw): New command line option.
849 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
850 (liw_bundling): New automaton.
851 (liw): New attribute.
852 (liw_op): New attribute.
853 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
854 (movsi_internal): Add LIW attributes.
858 (addsi3): Separate register and immediate alternatives.
866 * config/mn10300/mn10300.c (liw_op_names): New
867 (mn10300_print_operand): Handle 'W' operand descriptor.
868 (extract_bundle): New function.
869 (check_liw_constraints): New function.
870 (liw_candidate): New function.
871 (mn10300_bundle_liw): New function.
872 (mn10300_reorg): New function.
873 (TARGET_MACHINE_DEPENDENT_REORG): Define.
874 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
875 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
876 __LIW__ or __NO_LIW__.
877 * doc/invoke.texi: Describe the -mliw command line option.
879 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
881 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
882 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
883 pthread_mutex_unlock): Remove.
884 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
885 * config/pa/t-pa64: Likewise.
886 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
887 shared libc if not linking against libpthread.
888 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
890 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
893 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
894 on 10.6 and later to ensure that we always use the unwinder from
895 the system. Only add -no_compact_unwind when tarteting darwin
898 2011-02-07 Steve Ellcey <sje@cup.hp.com>
901 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
902 (vec_interleave_lowv2sf): Ditto.
903 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
904 (vec_extract_oddv2sf): Ditto.
906 2011-02-07 Mike Stump <mikestump@comcast.net>
909 Add __ieee_divdc3 entry point.
910 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
912 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
913 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
914 * config/darwin.c (darwin_rename_builtins): Add.
915 * config/darwin-protos.h (darwin_rename_builtins): Add.
917 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
920 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
923 2011-02-07 Mike Stump <mikestump@comcast.net>
925 * config/darwin.opt (mmacosx-version-min): Update default OS version.
927 2011-02-07 Denis Chertykov <chertykov@gmail.com>
930 * config/avr/libgcc.S (exit): Move .endfunc
932 2011-02-07 Richard Guenther <rguenther@suse.de>
934 PR tree-optimization/47615
935 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
936 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
937 (run_scc_vn): Initialize it.
938 (visit_reference_op_load): Use it.
939 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
941 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
943 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
944 DImode trapping arithmetic libfuncs.
946 2011-02-07 Richard Guenther <rguenther@suse.de>
948 PR tree-optimization/47621
949 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
951 (execute_update_addresses_taken): ... here. Make it more
952 conservative in what we accept.
954 2011-02-06 Joseph Myers <joseph@codesourcery.com>
956 * config/sparc/freebsd.h (ASM_SPEC): Define.
957 * config/sparc/vxworks.h (ASM_SPEC): Define.
959 2011-02-06 Joseph Myers <joseph@codesourcery.com>
961 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
963 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
965 * doc/invoke.texi: Remove reference to compiler internals from
968 * reg-notes.def: Remove REG_VALUE_PROFILE.
969 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
971 2011-02-05 Jakub Jelinek <jakub@redhat.com>
974 * varasm.c (default_section_type_flags): If decl is NULL,
975 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
977 2011-02-05 Jie Zhang <jie@codesourcery.com>
980 * web.c (entry_register): Don't clobber the number of the
981 first uninitialized reference in used[].
983 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
985 PR tree-optimization/46194
986 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
987 (build_classic_dist_vector_1): Do not represent classic distance
988 vectors when the access functions are variating in different loops.
990 2011-02-04 Joseph Myers <joseph@codesourcery.com>
992 * config/mips/iris6.opt: New.
993 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
995 2011-02-04 Richard Henderson <rth@redhat.com>
996 Steve Ellcey <sje@cup.hp.com>
999 * config/ia64/predicates.md (mux1_brcst_element): New.
1000 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1001 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1002 (ia64_unpack_sign): New.
1003 (ia64_expand_unpack): Rewrite using new routines.
1004 (ia64_expand_widen_sum): Ditto.
1005 (ia64_expand_dot_prod_v8qi): Ditto.
1006 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1007 routines, add endian check.
1008 (pmpy2_even): Rename from pmpy2_r, add endian check.
1009 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1010 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1011 (vec_widen_smult_hi_v4hi): Ditto.
1012 (vec_widen_umult_lo_v4hi): Ditto.
1013 (vec_widen_umult_hi_v4hi): Ditto.
1014 (mulv2si3): Change endian checks.
1015 (sdot_prodv4hi): Rewrite with new calls.
1016 (udot_prodv4hi): New.
1017 (vec_pack_ssat_v4hi): Add endian check.
1018 (vec_pack_usat_v4hi): Ditto.
1019 (vec_pack_ssat_v2si): Ditto.
1020 (max1_even): Rename from max1_r, add endian check.
1021 (max1_odd): Rename from max1_l, add endian check.
1022 (*mux1_rev): Format change.
1024 (*mux1_shuf): Ditto.
1026 (*mux1_brcst_v8qi): Use new predicate.
1027 (vec_extract_evenv8qi): Remove endian check.
1028 (vec_extract_oddv8qi): Ditto.
1029 (vec_interleave_lowv4hi): Format change.
1030 (vec_interleave_highv4hi): Ditto.
1031 (mix2_even): Rename from mix2_r, add endian check.
1032 (mix2_odd): Rename from mux2_l, add endian check.
1033 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1034 (vec_extract_evenodd_helper): Format change.
1035 (vec_extract_evenv4hi): Remove endian check.
1036 (vec_extract_oddv4hi): Remove endian check.
1037 (vec_interleave_lowv2si): Format change.
1038 (vec_interleave_highv2si): Format change.
1039 (vec_initv2si): Remove endian check.
1040 (vecinit_v2si): Add endian check.
1041 (reduc_splus_v2sf): Add endian check.
1042 (reduc_smax_v2sf): Ditto.
1043 (reduc_smin_v2sf): Ditto.
1044 (vec_initv2sf): Remove endian check.
1045 (fpack): Add endian check.
1046 (fswap): Add endian check.
1047 (vec_interleave_highv2sf): Add endian check.
1048 (vec_interleave_lowv2sf): Add endian check.
1049 (fmix_lr): Add endian check.
1050 (vec_setv2sf): Format change.
1051 (*vec_extractv2sf_0_be): Use shift to extract operand.
1052 (*vec_extractv2sf_1_be): New.
1053 (vec_pack_trunc_v4hi): Add endian check.
1054 (vec_pack_trunc_v2si): Format change.
1056 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1059 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1060 do bb, locus and block comparison and disallow loads if it is not set.
1061 (stmt_is_replaceable_p): New function.
1062 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1064 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1065 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1067 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1069 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1071 * config/rs6000/xilinx.opt: New.
1072 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1074 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1076 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1078 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1080 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1081 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1082 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1083 secondary_reload_info, xtensa_secondary_reload): Remove.
1084 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1085 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1086 (xtensa_preferred_reload_class): Make static. Change return and
1087 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1088 Use CONST_DOUBLE_P predicate.
1089 (xtensa_preferred_output_reload_class): New function.
1090 (xtensa_secondary_reload): Make static.
1092 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1094 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1095 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1096 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1098 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1101 * output.h (SECTION_RELRO): Define.
1102 (SECTION_MACH_DEP): Adjust.
1103 (get_variable_section): New prototype.
1104 * varpool.c (varpool_finalize_named_section_flags): New function.
1105 (varpool_assemble_pending_decls): Call it.
1106 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1107 * cgraphunit.c (cgraph_output_in_order): Call
1108 varpool_finalize_named_section_flags.
1109 * varasm.c (get_section): Allow section flags conflicts between
1110 relro and read-only sections if the section hasn't been declared yet.
1111 Set SECTION_OVERRIDE after diagnosing section type conflict.
1112 (get_variable_section): No longer static.
1113 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1114 readonly sections that need relocations.
1115 (decl_readonly_section_1): New function.
1116 (decl_readonly_section): Use it.
1119 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1120 Steve Ellcey <sje@cup.hp.com>
1123 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1124 if section attribute used.
1126 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1128 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1129 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1130 (darwin_init_sections): Remove assertion.
1132 2011-02-03 Nick Clifton <nickc@redhat.com>
1134 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1136 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1137 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1138 instead of "n" and "pz".
1139 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1142 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1145 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1146 fma, expand FMA_EXPR as fma{,f,l} call.
1149 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1150 copy them into a unsigned char variable and pass address of it to
1151 lto_output_data_stream.
1154 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1155 around backend_init_target and lang_dependent_init_target calls.
1156 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1157 (verify_cgraph_node): Don't call set_cfun here. Use
1158 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1159 Set error_found for incorrectly represented calls to thunks.
1161 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1164 PR rtl-optimization/43494
1165 * rtl.h (for_each_inc_dec_fn): New type.
1166 (for_each_inc_dec): Declare.
1167 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1168 (for_each_inc_dec_find_inc_dec): New fn.
1169 (for_each_inc_dec_find_mem): New fn.
1170 (for_each_inc_dec): New fn.
1171 * dse.c (struct insn_size): Remove.
1172 (replace_inc_dec, replace_inc_dec_mem): Remove.
1173 (emit_inc_dec_insn_before): New fn.
1174 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1175 (canon_address): Pass mem modes to cselib_lookup.
1176 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1177 (cselib_lookup_from_insn): Likewise.
1178 (cselib_subst_to_values): Likewise.
1179 * cselib.c (find_slot_memmode): New var.
1180 (cselib_find_slot): New fn. Use it instead of
1181 htab_find_slot_with_hash everywhere.
1182 (entry_and_rtx_equal_p): Use find_slot_memmode.
1183 (autoinc_split): New fn.
1184 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1185 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1186 Deal with autoinc. Special-case recursion into MEMs.
1187 (cselib_hash_rtx): Likewise.
1188 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1189 address and MEM modes.
1190 (cselib_subst_to_values): Add memmode, pass it on.
1192 (cselib_lookup): Add memmode argument, pass it on.
1193 (cselib_lookup_from_insn): Add memmode.
1194 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1195 (struct cselib_record_autoinc_data): New.
1196 (cselib_record_autoinc_cb): New fn.
1197 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1198 mode to cselib_lookup. Reset autoinced REGs here instead of...
1199 (cselib_process_insn): ... here.
1200 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1202 (add_uses): Likewise, also to cselib_subst_to_values.
1203 (add_stores): Likewise.
1204 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1205 cselib_subst_to_values.
1206 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1207 * gcse.c (do_local_cprop): Adjusted.
1208 * postreload.c (reload_cse_simplify_set): Adjusted.
1209 (reload_cse_simplify_operands): Adjusted.
1210 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1212 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1214 PR tree-optimization/45122
1215 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1216 unsafe assumptions when there's more than one loop exit.
1218 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1221 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1222 Document using vector double with the load/store builtins, and
1223 that the load/store builtins always use Altivec instructions.
1225 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1226 to use altivec memory instructions, even on VSX.
1227 (vector_altivec_store_<mode>): Ditto.
1229 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1232 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1233 V2DF, V2DI support to load/store overloaded builtins.
1235 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1236 altivec load/store builtins for V2DF/V2DI types.
1238 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1239 set avoid indexed addresses on power6 if -maltivec.
1240 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1241 vector_altivec_load/vector_altivec_store builtins.
1242 (altivec_expand_st_builtin): Ditto.
1243 (altivec_expand_builtin): Add VSX memory builtins.
1244 (rs6000_init_builtins): Add V2DI types to internal types.
1245 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1246 load/store builtins.
1247 (rs6000_address_for_altivec): Insure memory address is appropriate
1250 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1251 vec_vsx_ld and vec_vsx_st.
1252 (vsx_store_<mode>): Ditto.
1254 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1255 variables to hold long long types for VSX vector memory builtins.
1256 (RS6000_BTI_unsigned_long_long): Ditto.
1257 (long_long_integer_type_internal_node): Ditti.
1258 (long_long_unsigned_type_internal_node): Ditti.
1260 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1261 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1262 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1264 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1266 (vec_vsx_st): Ditto.
1268 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1270 * config/pa/pa-hpux10.opt: New.
1271 * config/hpux11.opt (pthread): New Driver option.
1272 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1273 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1275 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1277 * config/ia64/vms.opt: New.
1278 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1280 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1283 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1284 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1285 generator functions.
1286 (vsx_floatuns<VSi><mode>2): Ditto.
1287 (vsx_fix_trunc<mode><VSi>2): Ditto.
1288 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1290 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1292 * config/i386/djgpp.opt (posix): New Driver option.
1294 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1296 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1297 Move to the unsupported targets list.
1299 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1301 PR rtl-optimization/47525
1302 * df-scan.c: Update copyright years.
1303 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1304 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1306 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1308 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1309 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1310 (ASM_OUTPUT_ASCII): Remove.
1311 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1313 2011-02-02 Jeff Law <law@redhat.com>
1316 * reload.c (find_reloads_address): Handle reg+d address where both
1317 components are invalid by reloading the entire address.
1319 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1320 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/40979
1324 * passes.c (init_optimization_passes): After LIM call copy_prop
1325 and DCE to clean up.
1326 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1328 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1330 PR tree-optimization/47576
1331 PR tree-optimization/47555
1332 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1333 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1334 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1335 * tree-scalar-evolution.c (follow_ssa_edge): Use
1336 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1338 2011-02-02 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/47566
1341 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1343 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1347 * tree-inline.c (declare_return_variable): Remove unused caller
1352 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1353 * cfgexpand.c (account_used_vars_for_block): Use them.
1354 * tree-nrv.c (tree_nrv): Likewise.
1355 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1356 (dump_scope_block): Likewise.
1357 (remove_unused_locals): Likewise.
1361 * tree-inline.c (declare_return_variable): Add result decl to
1362 local decls only once.
1363 * gimple-low.c (record_vars_into): Mark newly-created variables
1366 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1372 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1374 (no_real_insns_p, schedule_block, set_priorities): Drop special
1375 treatment of boundary debug insns.
1376 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1377 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1378 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1379 (BOUNDARY_DEBUG_INSN_P): Likewise.
1380 (SCHEDULE_DEBUG_INSN_P): Likewise.
1381 * sched-rgn.c (init_ready_list): Drop special treatment of
1382 boundary debug insns.
1383 * final.c (rest_of_clean_state): Clear notes' BB.
1385 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1387 * config/openbsd.opt (assert=): New Driver option.
1389 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1391 * config/i386/nto.opt: New.
1392 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1394 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1396 * config/i386/netware.opt: New.
1397 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1399 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1401 * config/interix.opt (posix): New Driver option.
1403 2011-02-01 DJ Delorie <dj@redhat.com>
1405 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1407 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1410 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1412 PR tree-optimization/47561
1413 * toplev.c (process_options): Print the Graphite flags. Add
1414 flag_loop_flatten to the list of options requiring Graphite.
1416 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1418 * config/i386/cygming.opt (posix): New Driver option.
1420 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1422 * config/arm/vxworks.opt: New.
1423 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1425 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1427 * config/alpha/elf.opt: New.
1428 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1429 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1431 2011-02-01 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/47559
1434 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1435 store-motion on references that can throw.
1437 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1439 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1440 * tree-pass.h (TDF_CSELIB): New macro.
1441 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1442 cselib_lookup): Check for it rather than for TDF_DETAILS.
1444 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1447 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1450 * opts.c (finish_options): Don't add x_aux_base_name if it is
1453 2011-02-01 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/47555
1457 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1459 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1461 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1464 * config/lm32/t-lm32: Add multilib for all CPU options.
1466 2011-02-01 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/47541
1469 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1470 sure to have a field at offset zero.
1472 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1474 * config/arc/arc.opt (EB, EL): New Driver options.
1476 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1478 * config/alpha/osf5.opt: New.
1479 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1481 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1483 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1485 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1487 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1489 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1490 is an alias of -floop-interchange and that it requires the
1491 Graphite infrastructure.
1492 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1493 flag_loop_interchange based on the value of flag_tree_loop_linear.
1495 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1496 Richard Guenther <rguenther@suse.de>
1498 PR tree-optimization/47538
1499 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1500 type instead of r1type, except for comparisons. For right
1501 shifts and comparisons punt if there are mismatches in
1502 sizetype vs. non-sizetype types.
1504 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1506 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1509 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1511 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1513 * configure: Regenerate.
1515 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1517 * configure.ac (gcc_cv_ld_static_option): Define.
1518 (gcc_cv_ld_dynamic_option): Define.
1519 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1521 (HAVE_LD_STATIC_DYNAMIC): Update message.
1522 (LD_STATIC_OPTION): Define.
1523 (LD_DYNAMIC_OPTION): Define.
1524 * configure: Regenerate.
1525 * config.in: Regenerate.
1526 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1527 HAVE_LD_STATIC_DYNAMIC]: Use them.
1529 2011-01-31 Nick Clifton <nickc@redhat.com>
1531 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1532 registers inside interrupt handlers if the handler is not a leaf
1535 2011-01-31 Nick Clifton <nickc@redhat.com>
1537 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1538 reg_renumber returning an INVALID_REGNUM.
1540 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1543 * doc/install.texi: Document host options discarded when cross
1544 configuring target libraries.
1546 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1549 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1552 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1554 (no_real_insns_p, schedule_block, set_priorities): Drop special
1555 treatment of boundary debug insns.
1556 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1557 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1558 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1559 (BOUNDARY_DEBUG_INSN_P): Likewise.
1560 (SCHEDULE_DEBUG_INSN_P): Likewise.
1561 * sched-rgn.c (init_ready_list): Drop special treatment of
1562 boundary debug insns.
1563 * final.c (rest_of_clean-state): Clear notes' BB.
1565 2011-01-31 Alan Modra <amodra@gmail.com>
1567 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1568 toc relative expressions as we do in print_operand_address.
1570 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1572 * doc/extend.texi: Follow spelling conventions.
1573 * doc/invoke.texi: Fix a typo.
1575 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1577 * config/hpux11.opt: New.
1578 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1579 ia64*-*-hpux*): Use hpux11.opt.
1581 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1583 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1586 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1588 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1591 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1593 * doc/install.texi (Binaries): Remove outdated reference for
1594 Motorola 68HC11/68HC12 downloads.
1596 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1598 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1601 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1604 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1607 2011-01-28 Ahmad Sharif <asharif@google.com>
1609 * value-prof.c (check_counter): Corrected error message.
1611 2011-01-29 Jie Zhang <jie@codesourcery.com>
1613 * config/arm/arm.c (arm_legitimize_reload_address): New.
1614 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1615 arm_legitimize_reload_address.
1616 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1618 2011-01-28 Ian Lance Taylor <iant@google.com>
1620 * godump.c (go_define): Ignore macros whose definitions include
1621 two adjacent operands.
1623 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1626 * varasm.c (force_const_mem): Store copy of x in desc->constant
1627 instead of x itself.
1628 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1629 itself into REG_EQUAL note.
1631 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1633 * config/freebsd.opt (posix, rdynamic): New Driver options.
1635 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1637 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1639 * configure: Regenerate.
1641 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1643 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1644 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1646 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1648 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1649 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1650 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1651 (s390_preferred_reload_class): Make static. Change return and
1652 'rclass' argument type to reg_class_t.
1654 2011-01-27 Jan Hubicka <jh@suse.cz>
1657 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1658 (process_function_and_variable_attributes): Check defined weakrefs.
1660 2011-01-27 Martin Jambor <mjambor@suse.cz>
1662 PR tree-optimization/47228
1663 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1664 build_ref_for_offset.
1666 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1668 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1670 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1672 PR rtl-optimization/46856
1673 * postreload.c (reload_combine_recognize_const_pattern): Do not
1674 separate cc0 setter and user on cc0 targets.
1676 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1679 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1680 passed a VOID_TYPE expression, immediately emit an error and
1681 return error_mark_node.
1683 2011-01-26 Jeff Law <law@redhat.com>
1685 PR rtl-optimization/47464
1686 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1687 rather than may_trap_p as needed.
1689 2011-01-26 DJ Delorie <dj@redhat.com>
1691 PR rtl-optimization/46878
1692 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1693 setter/user dependency as well.
1695 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1697 PR rtl-optimization/44469
1698 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1699 after removing trivially dead basic blocks.
1701 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1703 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1704 * config/frv/frv.h (LINK_SPEC): Likewise.
1705 * config/i386/netware.h (LINK_SPEC): Likewise.
1706 * config/m68k/linux.h (ASM_SPEC): Likewise.
1707 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1708 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1709 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1710 * config/sparc/linux.h (ASM_SPEC): Likewise.
1711 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1712 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1714 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1716 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1717 * config/frv/frv.h (ASM_SPEC): Likewise.
1718 * config/m68k/linux.h (ASM_SPEC): Likewise.
1719 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1720 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1721 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1722 * config/sparc/linux.h (ASM_SPEC): Likewise.
1723 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1724 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1726 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1728 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1729 * config/frv/frv.h (LINK_SPEC): Likewise.
1730 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1732 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1734 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1735 * config/frv/frv.h (ASM_SPEC): Likewise.
1736 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1737 * config/m68k/linux.h (ASM_SPEC): Likewise.
1738 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1739 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1740 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1741 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1742 * config/sparc/linux.h (ASM_SPEC): Likewise.
1743 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1744 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1745 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1747 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1750 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1752 (vec_extract_evenodd_help): Ditto.
1753 (vec_extract_evenv4hi): Ditto.
1754 (vec_extract_oddv4hi): Ditto.
1755 (vec_interleave_lowv2si): Ditto.
1756 (vec_interleave_highv2si): Ditto.
1757 (vec_extract_evenv2si): Ditto.
1758 (vec_extract_oddv2si: Ditto.
1759 (vec_pack_trunc_v2si): Ditto.
1761 2011-01-22 Jan Hubicka <jh@suse.cz>
1764 * cgraph.h (cgraph_local_info): New field can_change_signature.
1765 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1766 signature can change.
1767 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1769 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1770 (cgraph_function_versioning): We can not change signature of functions
1771 that don't allow that.
1772 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1773 (lto_input_node): Likewise.
1774 * ipa-inline.c (compute_inline_parameters): Compute
1775 local.can_change_signature.
1776 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1777 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1778 functions that can not change signature.
1779 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1780 init_cumulative_args): Do not use local calling conventions
1781 for functions that can not change signature.
1783 2011-01-22 Jan Hubicka <jh@suse.cz>
1785 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1787 2011-01-26 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/47190
1790 * cgraphunit.c (process_common_attributes): New function.
1791 (process_function_and_variable_attributes): Use it.
1793 2011-01-26 Richard Guenther <rguenther@suse.de>
1796 * cgraphbuild.c (record_eh_tables): Record reference to personality
1799 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1802 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1803 non-debug insns from moving up.
1805 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1808 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1809 t-dlldir{,-x} fragment for build and add it to tmake_file.
1810 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1811 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1812 * config/i386/t-dlldir: New file.
1813 (SHLIB_DLLDIR): Define.
1814 * config/i386/t-dlldir-x: New file.
1815 (SHLIB_DLLDIR): Define.
1816 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1817 (SHLIB_INSTALL): Use it.
1819 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1822 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1823 lower bound of the allowed Thumb-2 coprocessor load/store
1824 index range to -256. Add explaining comment.
1826 2011-01-25 Ian Lance Taylor <iant@google.com>
1828 * godump.c (go_define): Improve lexing of macro expansion to only
1829 accept expressions which match Go spec.
1831 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1834 * tree.c (handle_dll_attribute): Handle it.
1835 * doc/extend.texi (@item dllexport): Mention it.
1836 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1838 2011-01-25 Ian Lance Taylor <iant@google.com>
1840 PR tree-optimization/26854
1841 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1842 (decl_jump_unsafe): Move higher in file, with no other change.
1843 (bind): Set has_jump_unsafe_decl if appropriate.
1844 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1845 (check_earlier_gotos): Likewise.
1846 (c_check_switch_jump_warnings): Likewise.
1848 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1850 * doc/invoke.texi (Warning Options): Add missing hyphen.
1851 (-fprofile-dir): Minor grammatical fixes.
1852 (-fbranch-probabilities): Likewise.
1854 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1858 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1860 (no_real_insns_p, schedule_block, set_priorities): Drop special
1861 treatment of boundary debug insns.
1862 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1863 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1864 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1865 (BOUNDARY_DEBUG_INSN_P): Likewise.
1866 (SCHEDULE_DEBUG_INSN_P): Likewise.
1867 * sched-rgn.c (init_ready_list): Drop special treatment of
1868 boundary debug insns.
1869 * final.c (rest_of_clean-state): Clear notes' BB.
1871 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1873 * Makefile.in (LAMBDA_H): Removed.
1874 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1875 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1876 lambda-trans.o, and tree-loop-linear.o.
1877 (lto-symtab.o): Remove dependence on LAMBDA_H.
1878 (tree-loop-linear.o): Remove rule.
1879 (lambda-mat.o): Same.
1880 (lambda-trans.o): Same.
1881 (lambda-code.o): Same.
1882 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1883 (tree-vect-slp.o): Same.
1884 * hwint.h (gcd): Moved here.
1885 (least_common_multiple): Same.
1886 * lambda-code.c: Removed.
1887 * lambda-mat.c: Removed.
1888 * lambda-trans.c: Removed.
1889 * lambda.h: Removed.
1890 * tree-loop-linear.c: Removed.
1891 * lto-symtab.c: Do not include lambda.h.
1892 * omega.c (gcd): Removed.
1893 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1894 * tree-data-ref.c (print_lambda_vector): Moved here.
1895 (lambda_vector_copy): Same.
1896 (lambda_matrix_copy): Same.
1897 (lambda_matrix_id): Same.
1898 (lambda_vector_first_nz): Same.
1899 (lambda_matrix_row_add): Same.
1900 (lambda_matrix_row_exchange): Same.
1901 (lambda_vector_mult_const): Same.
1902 (lambda_vector_negate): Same.
1903 (lambda_matrix_row_negate): Same.
1904 (lambda_vector_equal): Same.
1905 (lambda_matrix_right_hermite): Same.
1906 * tree-data-ref.h: Do not include lambda.h.
1907 (lambda_vector): Moved here.
1908 (lambda_matrix): Same.
1909 (dependence_level): Same.
1910 (lambda_transform_legal_p): Removed declaration.
1911 (lambda_collect_parameters): Same.
1912 (lambda_compute_access_matrices): Same.
1913 (lambda_vector_gcd): Same.
1914 (lambda_vector_new): Same.
1915 (lambda_vector_clear): Same.
1916 (lambda_vector_lexico_pos): Same.
1917 (lambda_vector_zerop): Same.
1918 (lambda_matrix_new): Same.
1919 * tree-flow.h (least_common_multiple): Removed declaration.
1920 * tree-parloops.c (lambda_trans_matrix): Moved here.
1922 (LTM_ROWSIZE): Same.
1923 (LTM_COLSIZE): Same.
1924 (LTM_DENOMINATOR): Same.
1925 (lambda_trans_matrix_new): Same.
1926 (lambda_matrix_vector_mult): Same.
1927 (lambda_transform_legal_p): Same.
1928 * tree-pass.h (pass_linear_transform): Removed declaration.
1929 * tree-ssa-loop.c (tree_linear_transform): Removed.
1930 (gate_tree_linear_transform): Removed.
1931 (pass_linear_transform): Removed.
1932 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1933 flag_loop_interchange.
1935 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1937 PR tree-optimization/47265
1938 PR tree-optimization/47443
1939 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1940 if name still has some uses.
1942 2011-01-25 Martin Jambor <mjambor@suse.cz>
1944 PR tree-optimization/47382
1945 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1946 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1948 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1950 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1951 sjlj_except_unwind_info.
1953 2011-01-25 Richard Guenther <rguenther@suse.de>
1955 PR tree-optimization/47426
1956 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1957 visible functions results escape.
1959 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1962 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1963 (arm_get_frame_offsets): Use it.
1965 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1966 Jakub Jelinek <jakub@redhat.com>
1968 PR tree-optimization/47271
1969 * tree-if-conv.c (bb_postdominates_preds): New.
1970 (if_convertible_bb_p): Call bb_postdominates_preds.
1971 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1972 (predicate_scalar_phi): Call bb_postdominates_preds.
1974 2011-01-25 Nick Clifton <nickc@redhat.com>
1976 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1977 * config/rx/rx.c (rx_function_value): Likewise.
1978 (rx_promote_function_mode): Likewise.
1979 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1980 in order to make it legitimate.
1981 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1982 make sure that the first operand is the same as the result register.
1983 (addsi3_unspec): Delete.
1984 (subdi3): Do not accept immediate operands.
1985 (subdi3_internal): Likewise.
1987 2011-01-25 Jeff Law <law@redhat.com>
1989 PR rtl-optimization/37273
1990 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1991 handle them like argument loads from stack slots. Do not double
1992 count memory for memory constants and argument loads from stack slots.
1994 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1996 PR tree-optimization/47427
1997 PR tree-optimization/47428
1998 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1999 coalesce if the new root var would be TREE_READONLY.
2001 2011-01-25 Richard Guenther <rguenther@suse.de>
2004 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2005 correct type for TBAA.
2007 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2009 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2010 (close_phi_written_to_memory): Call for_each_index with
2011 dr_indices_valid_in_loop.
2013 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2015 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2016 when it is initialized.
2018 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2020 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2021 call to graphite_find_data_references_in_stmt.
2022 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2023 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2024 call to graphite_find_data_references_in_stmt.
2025 (analyze_drs_in_stmts): Same.
2026 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2027 in which the scalar analysis of indices is performed.
2028 (create_data_ref): Same. Update call to dr_analyze_indices.
2029 (find_data_references_in_stmt): Update call to create_data_ref.
2030 (graphite_find_data_references_in_stmt): Same.
2031 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2033 (create_data_ref): Same.
2034 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2035 call to create_data_ref.
2037 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2039 * graphite-sese-to-poly.c (build_poly_scop): Move
2040 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2042 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2044 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2045 VAR_DECL, PARM_DECL, and RESULT_DECL.
2047 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2049 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2051 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2052 that have already been marked as PBB_IS_REDUCTION.
2054 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2056 * graphite-scop-detection.c (same_close_phi_node): New.
2057 (remove_duplicate_close_phi): New.
2058 (make_close_phi_nodes_unique): New.
2059 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2061 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2063 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2064 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2065 of both data references to be the same.
2067 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2069 * graphite-dependences.c (build_lexicographical_constraint): Remove
2071 (build_lexicographical_constraint): Adjust call to
2072 ppl_powerset_is_empty.
2073 (dependence_polyhedron): Same.
2074 (graphite_legal_transform_dr): Same.
2075 (graphite_carried_dependence_level_k): Same.
2076 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2078 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2080 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2082 * graphite-sese-to-poly.c
2083 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2084 (close_phi_written_to_memory): New.
2085 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2088 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2090 * doc/install.texi: Update the expected version number of PPL to 0.11.
2091 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2092 #if PPL_VERSION_MINOR < 11.
2094 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-dependences.c: Include graphite-cloog-util.h.
2097 (new_poly_ddr): Inlined into dependence_polyhedron.
2098 (free_poly_ddr): Moved close by new_poly_ddr.
2099 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2100 Early return NULL when ppl_powerset_is_empty returns true.
2101 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2102 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2103 (graphite_legal_transform_dr): Call new_poly_ddr.
2104 (graphite_carried_dependence_level_k): Same.
2105 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2106 (dot_transformed_deps_stmt_1): Removed.
2107 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2108 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2109 (dot_deps_1): Call dot_deps_2.
2110 * Makefile.in (graphite-dependences.o): Add missing dependence on
2111 graphite-cloog-util.h.
2113 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2115 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2116 (build_lexicographical_constraint): Same.
2117 (dependence_polyhedron_1): Same.
2118 (graphite_legal_transform_dr): Same.
2119 (graphite_carried_dependence_level_k): Same.
2120 * graphite-ppl.c (ppl_powerset_is_empty): New.
2121 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2122 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2124 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2126 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2127 the "a followed by b" relation and document it.
2129 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2131 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2132 iteration when the bag of constraints is empty.
2134 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2136 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2138 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2140 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2141 nest and two loop depths as parameters.
2142 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2143 lst_perfect_nestify.
2145 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2147 * graphite-dependences.c (print_pddr): Call
2148 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2150 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2152 * graphite-ppl.c (debug_gmp_value): New.
2153 * graphite-ppl.h (debug_gmp_value): Declared.
2155 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2157 * doc/install.texi: Document availability of cloog-0.16.
2159 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2161 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2162 invalid postdominance info.
2164 2011-01-24 Jan Hubicka <jh@suse.cz>
2167 * doc/extend.texi (weak pragma): Drop claim that it must
2168 appear before definition.
2169 * varasm.c (merge_weak, declare_weak): Only sanity check
2170 that DECL is not output at a time it is declared weak.
2172 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2174 * machmode.def: Fixed comments.
2176 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2178 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2180 2011-01-24 Paul Koning <ni1d@arrl.net>
2182 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2185 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2189 (block_info): Add scanned and prev.
2190 (move_or_delete_vzeroupper_2): Return if the basic block
2191 has been scanned and the upper 128bit state is unchanged
2193 (move_or_delete_vzeroupper_1): Return true if the exit
2195 (move_or_delete_vzeroupper): Visit basic blocks using the
2196 work-list based algorithm based on vt_find_locations in
2199 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2201 2011-01-24 Nick Clifton <nickc@redhat.com>
2203 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2204 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2205 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2206 then define __v850e1__.
2207 * doc/invoke.texi: Document -mv850es.
2209 2011-01-24 Richard Henderson <rth@redhat.com>
2211 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2212 compound unordered comparisons.
2213 * config/rx/rx.c (rx_split_fp_compare): Remove.
2214 * config/rx/rx-protos.h: Update.
2215 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2216 (cbranchsf4): Don't call rx_split_fp_compare.
2217 (*cbranchsf4): Use rx_split_cbranch.
2218 (*cmpsf): Don't accept "i" constraint.
2219 (*conditional_branch): Only valid after reload.
2220 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2222 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2225 * config/rs6000/altivec.md (vector constant splitters): Add
2226 support for creating vector single precision constants if -mvsx is
2227 used and we would create the constant using Altivec primitives.
2229 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2230 Richard Sandiford <rdsandiford@googlemail.com>
2232 PR rtl-optimization/47166
2233 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2234 mechanism for PRE_MODIFY and POST_MODIFY.
2235 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2238 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2240 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2242 2011-01-22 Jan Hubicka <jh@suse.cz>
2245 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2247 2011-01-22 Jan Hubicka <jh@suse.cz>
2249 PR tree-optimization/43884
2251 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2252 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2254 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2256 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2257 * config/s390/s390.c (s390_register_move_cost,
2258 s390_memory_move_cost): New.
2259 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2261 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2264 * except.c (sjlj_assign_call_site_values): Move setting the
2265 crtl->uses_eh_lsda flag to ...
2266 (sjlj_mark_call_sites): ... here.
2267 (sjlj_emit_function_enter): Support NULL dispatch label.
2268 (sjlj_build_landing_pads): In a function with no landing pads
2269 that still has must-not-throw regions, generate code to register
2270 a personality function with empty LSDA.
2272 2011-01-21 Richard Henderson <rth@redhat.com>
2274 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2276 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2278 * compare-elim.c: New file.
2279 * Makefile.in (OBJS-common): Add it.
2280 (compare-elim.o): New.
2281 * common.opt (fcompare-elim): New.
2282 * opts.c (default_options_table): Add OPT_fcompare_elim.
2283 * tree-pass.h (pass_compare_elim_after_reload): New.
2284 * passes.c (init_optimization_passes): Add it.
2285 * recog.h: Protect against re-inclusion.
2286 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2287 * doc/invoke.texi (-fcompare-elim): Document it.
2288 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2289 * doc/tm.texi: Rebuild.
2291 2011-01-22 Nick Clifton <nickc@redhat.com>
2293 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2294 rx_split_fp_compare.
2296 2011-01-22 Nick Clifton <nickc@redhat.com>
2298 * config/rx/rx.md (UNSPEC_CONST): New.
2299 (deallocate_and_return): Wrap the amount popped off the stack in
2300 an UNSPEC_CONST in order to stop it being rejected by
2301 -mmax-constant-size.
2302 (pop_and_return): Add a "(return)" rtx.
2303 (call): Drop the immediate operand.
2304 (call_internal): Likewise.
2305 (call_value): Likewise.
2306 (call_value_internal): Likewise.
2307 (sibcall_internal): Likewise.
2308 (sibcall_value_internal): Likewise.
2309 (sibcall): Likewise. Generate an explicit call using
2311 (sibcall_value): Likewise.
2312 (mov<>): FAIL if a constant operand is not legitimate.
2313 (addsi3_unpsec): New pattern.
2315 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2316 (ok_for_max_constant): New function.
2317 (gen_safe_add): New function.
2318 (rx_expand_prologue): Use gen_safe_add.
2319 (rx_expand_epilogue): Likewise.
2320 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2323 2011-01-21 Jeff Law <law@redhat.com>
2325 PR tree-optimization/47053
2326 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2327 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2328 statements are deleted.
2329 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2330 is nonempty, then purge dead edges and cleanup the CFG.
2332 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2336 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2338 * tree-dfa.c (create_var_ann): Mark variable as used.
2340 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2343 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2344 notes from other section in hot/cold partitioning even if
2345 last_action is -3. Increment call_site_base.
2347 PR rtl-optimization/47366
2348 * fwprop.c (forward_propagate_into): Return bool. If
2349 any changes are made, -fnon-call-exceptions is used and
2350 REG_EH_REGION note is present, call purge_dead_edges
2351 and return true if it purged anything.
2352 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2353 any EH edges were purged.
2355 2011-01-21 Jeff Law <law@redhat.com>
2357 PR rtl-optimization/41619
2358 * caller-save.c (setup_save_areas): Break out code to determine
2359 which hard regs are live across calls by examining the reload chains
2360 so that it is always used.
2361 Eliminate code which checked REG_N_CALLS_CROSSED.
2363 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2365 PR tree-optimization/47355
2366 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2367 NOP has non-debug uses beyond PHIs in new_bb.
2369 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2372 * cfgexpand.c (account_used_vars_for_block): Only account vars
2373 that are annotated as used.
2374 (estimated_stack_frame_size): Don't set TREE_USED.
2375 * tree-dfa.c (create_var_ann): Mark variable as used.
2377 2011-01-21 Richard Guenther <rguenther@suse.de>
2380 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2382 2011-01-21 Richard Guenther <rguenther@suse.de>
2384 PR tree-optimization/47365
2385 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2386 (vn_reference_lookup_pieces): Adjust.
2387 (vn_reference_lookup): Likewise.
2388 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2389 (vn_reference_lookup_3): Only look through kills if in
2390 VN_WALKREWRITE mode.
2391 (vn_reference_lookup_pieces): Adjust.
2392 (vn_reference_lookup): Likewise.
2393 (visit_reference_op_load): Likewise.
2394 (visit_reference_op_store): Likewise.
2395 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2396 (compute_avail): Likewise.
2397 (eliminate): Likewise.
2399 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2401 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2402 DECL_IGNORED_P non-reg vars if they are used.
2404 PR tree-optimization/47391
2405 * varpool.c (const_value_known_p): Return false if
2408 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2411 * config/i386/i386.c (ix86_local_alignment): Handle
2412 case for va_list_type_node is nil.
2413 (ix86_canonical_va_list_type): Likewise.
2415 2011-01-21 Alan Modra <amodra@gmail.com>
2417 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2418 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2420 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2422 * config/arm/arm.md (define_attr type): Rename f_load
2423 and f_store to f_fpa_load and f_fpa_store. Update.
2424 (write_conflict): Deal with rename fallout.
2425 (*push_fp_multi): Likewise.
2426 * config/arm/fpa.md (f_load): Use f_fpa_load.
2427 (f_store): Use f_fpa_store.
2428 (*movsf_fpa): Likewise.
2429 (*movdf_fpa): Likewise.
2430 (*movxf_fpa): Likewise.
2431 (*thumb2_movsf_fpa): Likewise.
2432 (*thumb2_movdf_fpa): Likewise.
2433 (*thumb2_movxf_fpa): Likewise.
2434 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2435 f_loadd and f_stored.
2436 (*thumb2_movdi_vfp): Likewise.
2437 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2438 (*thumb2_movsi_vfp): Likewise.
2439 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2440 Use f_loads instead of f_load.
2441 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2443 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2445 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2446 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2447 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2448 (xtensa_mode_dependent_address_p): New function.
2449 (constantpool_address_p): Make static. Change return type to bool.
2450 Change argument type to const_rtx. Use CONST_INT_P predicate.
2452 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2455 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2457 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2460 * cfgexpand.c (expand_debug_expr): Instead of generating
2461 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2464 2011-01-20 Richard Guenther <rguenther@suse.de>
2467 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2468 the pointer operand of MEM_REFs.
2470 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2472 PR tree-optimization/46130
2473 * ipa-split.c (consider_split): If return_bb contains non-virtual
2474 PHIs other than for retval or if split_function would not adjust it,
2477 2011-01-20 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/47167
2480 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2481 Revert previous change, only avoid enumeral type changes.
2483 2011-01-19 Mike Stump <mikestump@comcast.net>
2485 * doc/tm.texi.in (BRANCH_COST): Englishify.
2486 * doc/tm.texi (BRANCH_COST): Likewise.
2488 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2491 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2492 (gen_scheduled_generic_parms_dies): New functions.
2493 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2494 generation for the end of CU compilation.
2495 (dwarf2out_finish): Generate template parameters DIEs here.
2497 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2500 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2501 debug bind stmt on merge edges.
2503 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2507 * function.c (instantiate_expr): Instantiate incoming rtl of
2508 implicit arguments, and recurse on VALUE_EXPRs.
2509 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2510 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2512 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2514 * c-parser.c (c_parser_for_statement): Initialize
2515 collection_expression.
2517 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2519 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2521 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2523 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2524 (LINK_SHLIB_SPEC): Don't use %(link_path).
2525 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2527 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2529 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2530 (NO_SHARED_LIB_SUPPORT): Remove.
2531 (LINK_SHLIB_SPEC): Remove one conditional definition.
2533 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2535 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2537 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2538 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2539 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2540 %{call_shared} and conditionals on these options not being passed.
2541 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2544 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2546 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2549 * ipa-split.c: Spelling fixes.
2551 2011-01-19 Richard Henderson <rth@redhat.com>
2553 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2554 (*mulsi3): Likewise.
2556 * longlong.h [__mn10300__] (count_leading_zeros): New.
2557 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2558 [__mn10300__] (add_ssaaaa, subddmmss): New.
2559 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2560 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2562 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2564 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2566 2011-01-19 Richard Henderson <rth@redhat.com>
2568 * config/mn10300/mn10300.md (addsi3_flags): New.
2569 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2570 (subsi3_flags, subc_internal, subdi3): New.
2571 (subdi3_internal, *subdi3_degenerate): New.
2572 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2574 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2575 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2576 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2577 * config/mn10300/mn10300-protos.h: Update.
2578 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2579 (return_ret): Likewise. Rename from return_internal_regs.
2580 (return_internal): Remove.
2582 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2583 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2584 (mn10300_legitimate_constant_p): Likewise.
2585 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2586 (mn10300_frame_size): New.
2587 (mn10300_expand_prologue): Use it.
2588 (mn10300_expand_epilogue): Likewise.
2589 (mn10300_initial_offset): Likewise.
2590 * config/mn10300/mn10300-protos.h: Update.
2591 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2592 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2593 (prologue, epilogue, return_internal): Tidy output code.
2594 (mn10300_store_multiple_operation, return): Likewise.
2595 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2596 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2597 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2598 (load_pic, am33_load_pic): New.
2599 (mn10300_load_pic0, mn10300_load_pic1): New.
2601 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2602 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2603 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2604 (cc_flags_for_mode, cc_flags_for_code): New.
2605 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2606 overflow flag is not valid. Validate that the flags we need
2607 for the comparison are valid.
2608 (mn10300_output_cmp): Remove.
2609 (mn10300_output_add): New.
2610 (mn10300_select_cc_mode): Use cc_flags_for_code.
2611 (mn10300_split_cbranch): New.
2612 (mn10300_match_ccmode): New.
2613 (mn10300_split_and_operand_count): New.
2614 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2616 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2617 (addsi3): ... here. Use mn10300_output_add.
2618 (*addsi3_flags): New.
2619 (*am33_subsi3, *mn10300_subsi3): Merge...
2620 (subsi3): ... here. Use attribute isa.
2621 (*subsi3_flags): New.
2622 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2624 (*am33_andsi3, *mn10300_andsi3): Merge...
2626 (*andsi3_flags): New.
2627 (andsi3 splitters): New.
2628 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2630 (*iorsi3_flags): New.
2631 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2633 (*xorsi3_flags): New.
2634 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2635 (one_cmplsi2): ... here.
2636 (*one_cmplsi2_flags): New.
2637 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2638 instead of "dax" in constraints. Use mn10300_split_cbranch.
2639 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2640 use matching constraints to eliminate a self-comparison.
2641 (*integer_conditional_branch): Rename from integer_conditional_branch.
2642 Use int_mode_flags to match CC_REG.
2643 (*cbranchsi4_btst, *btstsi): New.
2644 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2645 mn10300_split_cbranch.
2646 (*am33_cmpsf): Rename from am33_cmpsf.
2647 (*float_conditional_branch): Rename from float_conditional_branch.
2648 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2649 (zero_extendqisi2): ... here.
2650 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2651 (zero_extendhisi2): ... here.
2652 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2653 (extendqisi2): ... here.
2654 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2655 (extendhisi2): ... here.
2656 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2657 (ashlsi3): ... here.
2658 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2659 (lshrsi3): ... here.
2660 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2661 (ashrsi3): ... here.
2662 (consecutive add peephole): Remove.
2663 * config/mn10300/predicates.md (label_ref_operand): New.
2664 (int_mode_flags): New.
2665 (CCZN_comparison_operator): New.
2667 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2668 (throughput_42_latency_43): New reservation.
2669 (mulsidi3, umulsidi3): New expanders.
2670 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2671 the MDR register to allocation; separately allocate the low and
2672 high parts of the DImode result.
2673 (umulsidi3_internal): Similarly.
2674 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2675 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2676 (udivsi3, umodsi3): Remove.
2677 (udivmodsi4, divmodsi4): New expanders.
2678 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2679 (*divmodsi4): Simiarly.
2680 (ext_internal): New.
2682 * config/mn10300/constraints.md ("z"): New constraint.
2683 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2684 (FIXED_REGISTERS): Don't fix MDR.
2685 (CALL_USED_REGSITERS): Reformat nicely.
2686 (REG_ALLOC_ORDER): Add MDR.
2687 (enum regclass): Add MDR_REGS.
2688 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2689 (IRA_COVER_CLASSES): Add MDR_REGS.
2690 (REGNO_REG_CLASS): Handle MDR_REG.
2691 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2692 (mn10300_register_move_cost): Likewise.
2693 * config/mn10300/mn10300.md (MDR_REG): New.
2694 (*movsi_internal): Handle moves to/from MDR_REGS.
2696 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2698 (mn10300_secondary_reload): Tidy combination reload classes.
2699 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2700 addresses for AM33. Allow symbolic offsets for reg+imm.
2701 (mn10300_regno_in_class_p): New.
2702 (mn10300_legitimize_reload_address): New.
2703 * config/mn10300/mn10300.h (enum reg_class): Remove
2704 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2705 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2707 (REG_CLASS_NAMES): Update to match.
2708 (REG_CLASS_CONTENTS): Likewise.
2709 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2710 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2711 (REGNO_IN_RANGE_P): Remove.
2712 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2713 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2714 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2715 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2716 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2717 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2718 (REGNO_GENERAL_P): New.
2719 (HAVE_POST_MODIFY_DISP): New.
2720 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2721 (LEGITIMIZE_RELOAD_ADDRESS): New.
2722 * config/mn10300/mn10300-protos.h: Update.
2724 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2725 DATA_REGS for AM33 stack-pointer destination.
2726 (mn10300_preferred_output_reload_class): Likewise.
2727 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2728 into a form appropriate for ...
2729 (TARGET_SECONDARY_RELOAD): New.
2730 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2731 * config/mn10300/mn10300-protos.h: Update.
2732 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2733 reload_insi; use the "A" constraint for the scratch; handle AM33
2734 moves of sp to non-address registers.
2736 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2737 (*movqi_internal): ... here.
2738 (*am33_movhi, *mn10300_movhi): Merge into...
2739 (*movhi_internal): ... here.
2740 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2741 as the source/destination of moves from/to SP.
2742 (movsf): Only allow for AM33-2.
2743 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2744 any integer constant constraint. Only allow for AM33-2. Tidy
2745 all of the alternative outputs.
2746 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2747 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2749 (udivsi3, umodsi3): New patterns for MN103 only.
2751 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2753 * doc/tm.texi.in: Spell out that a lack of register class unions
2755 * doc/tm.texi: Regenerate.
2757 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2759 PR rtl-optimization/47337
2760 * dce.c (check_argument_store): New function.
2761 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2763 PR tree-optimization/47290
2764 * tree-eh.c (infinite_empty_loop_p): New function.
2765 (cleanup_empty_eh): Use it.
2767 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2770 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2771 (a64_expand_widen_sum): Ditto.
2772 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2773 (vec_extract_evenodd_help): Ditto.
2774 (vec_extract_evenv4hi): Ditto.
2775 (vec_extract_oddv4hi): Ditto.
2776 (vec_extract_evenv2si): Ditto.
2777 (vec_extract_oddv2si): Ditto.
2778 (vec_extract_evenv2sf): Ditto.
2779 (vec_extract_oddv2sf): Ditto.
2780 (vec_pack_trunc_v4hi: Ditto.
2781 (vec_pack_trunc_v2si): Ditto.
2782 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2783 (vec_interleave_highv8qi): Ditto.
2785 (vec_extract_oddv8qi): Ditto.
2786 (vec_interleave_lowv4hi): Ditto.
2787 (vec_interleave_highv4hi): Ditto.
2788 (vec_interleave_lowv2si): Ditto.
2789 (vec_interleave_highv2si): Ditto.
2791 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2793 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2794 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2795 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2796 (pa_c_mode_for_suffix): New.
2797 (TARGET_EXPAND_BUILTIN): Define.
2798 (TARGET_C_MODE_FOR_SUFFIX): Define.
2799 (pa_builtins): Define.
2800 (pa_init_builtins): Register __float128 type and init new support
2802 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2803 * config/pa/quadlib.c (_U_Qfcopysign): New.
2805 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2808 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2809 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2812 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2814 PR tree-optimization/47179
2815 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2816 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2818 2011-01-18 Richard Guenther <rguenther@suse.de>
2820 PR rtl-optimization/47216
2821 * emit-rtl.c: Include tree-flow.h.
2822 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2823 of replicating it with different semantics.
2824 * Makefile.in (emit-rtl.o): Adjust.
2826 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2828 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2829 (cortex_a9_dp): Handle neon types correctly.
2831 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2833 PR rtl-optimization/47299
2834 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2835 subtarget. Use normal multiplication if both operands are constants.
2836 * expmed.c (expand_widening_mult): Don't try to optimize constant
2837 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2840 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2842 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2843 spacing after 'e.g.', typos, comma, hyphenation.
2845 2011-01-17 Richard Henderson <rth@redhat.com>
2847 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2848 (rx_restricted_mem_operand): New.
2849 (rx_shift_operand): Use register_operand.
2850 (rx_source_operand, rx_compare_operand): Likewise.
2851 * config/rx/rx.md (addsi3_flags): New expander.
2852 (adddi3): Rewrite as expander.
2853 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2854 (subsi3_flags): New expander.
2855 (subdi3): Rewrite as expander.
2856 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2858 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2859 (rx_init_builtins): Remove sat builtin.
2860 (rx_expand_builtin): Likewise.
2861 * config/rx/rx.md (ssaddsi3): New.
2862 (*sat): Rename from sat. Represent the CC_REG input.
2864 * config/rx/predicates.md (rshift_operator): New.
2865 * config/rx/rx.c (rx_expand_insv): Remove.
2866 * config/rx/rx-protos.h: Update.
2867 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2868 operand to the canonical position.
2869 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2870 (*bitclr, *bitclr_in_memory): Similarly.
2871 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2872 (insv): Retain the zero_extract in the expansion.
2874 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2875 (bswaphi2, bitinvert, revw): Likewise.
2877 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2878 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2879 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2880 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2881 (bitset, bitset_in_memory): Likewise.
2882 (bitinvert, bitinvert_in_memory): Likewise.
2883 (bitclr, bitclr_in_memory): Likewise.
2884 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2885 (rx_strend, rx_cmpstrn): Likewise.
2886 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2887 (bitop peep2 patterns): Remove.
2889 * config/rx/rx.c (rx_match_ccmode): New.
2890 * config/rx/rx-protos.h: Update.
2891 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2892 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2893 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2894 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2895 (fix_truncsfsi2, floatsisf2): Likewise.
2896 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2897 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2898 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2899 (*subsi3_flags, *xorsi3_flags): New.
2901 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2903 * config/rx/rx.c (rx_print_operand): Remove workaround for
2904 unsplit comparison operations.
2906 * config/rx/rx.md (movsicc): Split after reload.
2907 (*movsicc): Merge *movsieq and *movsine via match_operator.
2908 (*stcc): New pattern.
2910 * config/rx/rx.c (rx_float_compare_mode): Remove.
2911 * config/rx/rx.h (rx_float_compare_mode): Remove.
2912 * config/rx/rx.md (cstoresi4): Split after reload.
2913 (*sccc): New pattern.
2915 * config/rx/predicates.md (label_ref_operand): New.
2916 (rx_z_comparison_operator): New.
2917 (rx_zs_comparison_operator): New.
2918 (rx_fp_comparison_operator): New.
2919 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2920 Validate that the flags are set properly for the comparison.
2921 (rx_gen_cond_branch_template): Remove.
2922 (rx_cc_modes_compatible): Remove.
2923 (mode_from_flags): New.
2924 (flags_from_code): Rename from flags_needed_for_conditional.
2925 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2926 (rx_select_cc_mode): Likewise.
2927 (rx_split_fp_compare): New.
2928 (rx_split_cbranch): New.
2929 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2930 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2931 (*cbranchsf4): Similarly.
2932 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2933 match_operator and rx_split_cbranch.
2934 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2935 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2936 (*cmpsi): Rename from cmpsi.
2937 (*tstsi): Rename from tstsi.
2938 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2939 (*conditional_branch): Rename from conditional_branch.
2940 (*reveresed_conditional_branch): Remove.
2941 (b<code>): Remove expander.
2942 * config/rx/rx-protos.h: Update.
2944 * config/rx/rx.c (rx_compare_redundant): Remove.
2945 * config/rx/rx.md (cmpsi): Don't use it.
2946 * config/rx/rx-protos.h: Update.
2948 * config/rx/rx-modes.def (CC_F): New mode.
2949 * config/rx/rx.c (rx_select_cc_mode): New.
2950 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2951 * config/rx/rx-protos.h: Update.
2953 2011-01-17 Richard Henderson <rth@redhat.com>
2955 * except.c (dump_eh_tree): Fix stray ; after for statement.
2957 2011-01-17 Richard Guenther <rguenther@suse.de>
2959 PR tree-optimization/47313
2960 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2961 handling before copying the body. Properly deal with
2962 by-reference result in SSA form.
2964 2011-01-17 Ian Lance Taylor <iant@google.com>
2967 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2968 (struct_value_alias_set): Don't define.
2969 (sparc_option_override): Don't set sparc_sr_alias_set and
2970 struct_value_alias_set.
2971 (save_or_restore_regs): Use gen_frame_mem rather than calling
2973 (sparc_struct_value_rtx): Likewise.
2975 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2978 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2980 (_mm_maskstore_pd): Likewise.
2981 (_mm_maskload_ps): Likewise.
2982 (_mm_maskstore_ps): Likewise.
2983 (_mm256_maskload_pd): Change mask to __m256i.
2984 (_mm256_maskstore_pd): Likewise.
2985 (_mm256_maskload_ps): Likewise.
2986 (_mm256_maskstore_ps): Likewise.
2988 * config/i386/i386-builtin-types.def: Updated.
2989 (ix86_expand_special_args_builtin): Likewise.
2991 * config/i386/i386.c (bdesc_special_args): Update
2992 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2993 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2994 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2995 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2997 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2998 Use <avxpermvecmode> on mask register.
2999 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3001 2011-01-17 Olivier Hainque <hainque@adacore.com>
3002 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3003 Eric Botcazou <ebotcazou@adacore.com>
3006 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3007 if <= USHRT_MAX in 32-bit mode.
3009 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3011 * doc/install.texi (Configuration, Specific): Wrap long
3012 lines in examples. Allow line wrapping in long options
3013 and URLs where beneficial for PDF output.
3015 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3017 * config/mips/mips.c (mips_classify_symbol): Don't return
3018 SYMBOL_PC_RELATIVE for nonlocal labels.
3020 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3022 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3024 2011-01-15 Jan Hubicka <jh@suse.cz>
3026 PR tree-optimization/47276
3027 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3028 declarations as needed.
3030 2011-01-15 Martin Jambor <mjambor@suse.cz>
3032 * common.opt (fdevirtualize): New flag.
3033 * doc/invoke.texi (Option Summary): Document it.
3034 * opts.c (default_options_table): Add devirtualize flag.
3035 * ipa-prop.c (detect_type_change): Return immediately if
3036 devirtualize flag is not set.
3037 (detect_type_change_ssa): Likewise.
3038 (compute_known_type_jump_func): Likewise.
3039 (ipa_analyze_virtual_call_uses): Likewise.
3041 2011-01-14 Martin Jambor <mjambor@suse.cz>
3043 PR tree-optimization/45934
3044 PR tree-optimization/46302
3045 * ipa-prop.c (type_change_info): New type.
3046 (stmt_may_be_vtbl_ptr_store): New function.
3047 (check_stmt_for_type_change): Likewise.
3048 (detect_type_change): Likewise.
3049 (detect_type_change_ssa): Likewise.
3050 (compute_complex_assign_jump_func): Check for dynamic type change.
3051 (compute_complex_ancestor_jump_func): Likewise.
3052 (compute_known_type_jump_func): Likewise.
3053 (compute_scalar_jump_functions): Likewise.
3054 (ipa_analyze_virtual_call_uses): Likewise.
3055 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3057 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3059 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3060 * config/i386/i386.opt (msse5): New Alias.
3062 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3064 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3065 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3066 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3067 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3069 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3071 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3073 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3074 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3075 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3076 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3078 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3080 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3082 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3084 2011-01-14 Mike Stump <mikestump@comcast.net>
3086 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3087 * config/fr30/fr30.md: Likweise
3088 (movsi_push): Likewise.
3089 (movsi_pop): Likewise.
3090 (enter_func): Likewise.
3091 * config/moxie/moxie.md (movsi_push): Likewise.
3092 (movsi_pop): Likewise.
3094 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3096 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3097 %{no_archive} %{exact_version}.
3098 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3099 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3100 %{no_archive} %{exact_version}.
3101 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3102 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3103 * config/mips/vxworks.h: Likewise.
3105 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3107 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3109 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3111 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3112 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3114 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3116 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3119 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3121 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3123 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3124 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3126 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3127 Don't handle -shlib.
3129 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3131 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3132 (CC1_SPEC): Don't handle -profile.
3134 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3136 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3137 * config/mips/mips.h (CC1_SPEC): Likewise.
3139 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3141 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3142 * config/mips/mips.h (CC1_SPEC): Likewise.
3144 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3146 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3147 * config/m32r/linux.h (LINK_SPEC): Likewise.
3148 * config/mips/linux.h (LINK_SPEC): Likewise.
3149 * config/mips/linux64.h (LINK_SPEC): Likewise.
3150 * config/sparc/linux.h (LINK_SPEC): Likewise.
3151 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3152 LINK_SPEC): Likewise.
3153 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3155 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3157 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3159 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3161 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3163 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3164 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3166 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3168 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3170 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3172 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3173 supports -Bstatic/-Bdynamic.
3174 * configure: Regenerate.
3176 2011-01-14 Jan Hubicka <jh@suse.cz>
3177 Jack Howarth <howarth@bromo.med.uc.edu>
3180 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3181 when checking debug_info_level. Test write_symbols instead of
3182 debug_hooks->var_location when setting flag_var_tracking_uninit.
3184 2011-01-14 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/47179
3187 * target.def (ref_may_alias_errno): New target hook.
3188 * targhooks.h (default_ref_may_alias_errno): Declare.
3189 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3190 (default_ref_may_alias_errno): New function.
3191 * target.h (struct ao_ref_s): Declare.
3192 * tree-ssa-alias.c: Include target.h.
3193 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3194 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3195 (targhooks.o): Likewise.
3196 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3197 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3199 2011-01-14 Richard Guenther <rguenther@suse.de>
3201 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3203 2011-01-14 Richard Guenther <rguenther@suse.de>
3205 PR tree-optimization/47280
3206 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3208 (tree_ssa_forward_propagate_single_use_vars): Deal with
3209 CFG changes from associate_plusminus.
3211 2011-01-14 Richard Guenther <rguenther@suse.de>
3215 2011-01-11 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/46076
3218 * tree-ssa.c (useless_type_conversion_p): Conversions from
3219 unprototyped to empty argument list function types are useless.
3221 2011-01-14 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/47286
3224 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3226 2011-01-14 Martin Jambor <mjambor@suse.cz>
3229 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3231 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3233 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3234 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3235 * config/xtensa/xtensa.c (xtensa_libcall_value,
3236 xtensa_function_value_regno_p): New functions.
3237 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3239 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3242 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3244 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3245 New function prototype.
3246 * config/i386/winnt.c (i386_pe_assemble_visibility):
3247 Warn only if attribute was specified by user.
3249 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3252 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3254 (floatunsdidf2_fcfidu): Ditto.
3256 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3258 * config/s390/s390.c (print_operand_address): Replace 'error' with
3259 'output_operand_lossage'.
3260 (print_operand): Likewise.
3262 2011-01-13 Jeff Law <law@redhat.com>
3264 PR rtl-optimization/39077
3265 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3266 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3267 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3268 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3269 * gcse.c (prune_insertions_deletions): New function.
3270 (compute_pre_data): Use it.
3272 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3275 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3277 (prune_unused_types_mark): Use it.
3279 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3281 PR rtl-optimization/45352
3282 * sel-sched.c: Update copyright years.
3283 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3284 in the advancing loop when we have issued issue_rate insns.
3286 2011-01-12 Richard Henderson <rth@redhat.com>
3288 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3289 (TARGET_MD_ASM_CLOBBERS): New.
3291 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3292 (TARGET_DELEGITIMIZE_ADDRESS): New.
3294 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3295 (clzsi2, *bsch): New patterns.
3297 * config/mn10300/mn10300.md (INT): New mode iterator.
3298 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3300 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3301 flag_split_wide_types.
3303 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3304 (mn10300_trampoline_init): Rewrite without a template, an immediate
3305 load and a direct branch.
3306 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3308 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3310 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3311 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3312 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3313 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3315 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3318 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3321 2011-01-12 Jan Hubicka <jh@suse.cz>
3324 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3325 (PLUGIN_COND_CLOSE): New macro.
3326 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3328 2011-01-12 Richard Guenther <rguenther@suse.de>
3331 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3332 register variables in a MEM_REF.
3334 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3336 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3337 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3338 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3339 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3340 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3341 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3342 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3343 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3344 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3345 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3346 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3347 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3348 * config/gnu-user.h: New. Copied from linux.h.
3349 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3350 GNU_USER_TARGET_STARTFILE_SPEC.
3351 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3352 GNU_USER_TARGET_ENDFILE_SPEC.
3353 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3354 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3355 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3356 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3357 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3358 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3359 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3360 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3361 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3362 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3363 * config/arm/linux-eabi.h (CC1_SPEC): Use
3364 GNU_USER_TARGET_CC1_SPEC.
3365 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3366 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3367 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3368 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3369 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3370 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3371 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3372 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3374 2011-01-12 Richard Guenther <rguenther@suse.de>
3377 * doc/invoke.texi (ffast-math): Document it is turned on
3380 2011-01-12 Jan Hubicka <jh@suse.cz>
3382 PR tree-optimization/47233
3383 * opts.c (common_handle_option): Disable ipa-reference with profile
3386 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3388 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3391 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3393 * c-parser.c (c_lex_one_token): Updated and reindented some
3394 comments. No changes in code.
3396 2011-01-11 Ian Lance Taylor <iant@google.com>
3398 * godump.c (go_output_var): Don't output the variable if there is
3399 already a type with the same name.
3401 2011-01-11 Ian Lance Taylor <iant@google.com>
3403 * godump.c (go_format_type): Don't generate float80.
3405 2011-01-11 Richard Henderson <rth@redhat.com>
3407 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3408 declaration. Rewrite for both speed and size.
3409 (mn10300_address_cost_1): Remove.
3410 (mn10300_register_move_cost): New.
3411 (mn10300_memory_move_cost): New.
3412 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3413 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3414 extensions, shifts, BSWAP, CLZ.
3415 (mn10300_wide_const_load_uses_clr): Remove.
3416 (TARGET_REGISTER_MOVE_COST): New.
3417 (TARGET_MEMORY_MOVE_COST): New.
3418 * config/mn10300/mn10300-protos.h: Update.
3419 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3421 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3422 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3423 * config/mn10300/mn10300-protos.h: Update.
3424 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3425 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3426 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3427 (*test_int_bitfield, *test_byte_bitfield): Remove.
3428 (*bit_test, *subreg_bit_test): Remove.
3429 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3431 * config/mn10300/constraints.md ("c"): Rename from "A".
3432 ("A", "D"): New constraint letters.
3433 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3434 (fmssf4, fnmasf4, fnmssf4): Likewise.
3436 * config/mn10300/mn10300.md (isa): New attribute.
3437 (enabled): New attribute.
3439 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3440 (abssf2, negsf2): Define only for hardware fp.
3441 (sqrtsf2): Reformat.
3442 (addsf3, subsf3, mulsf3): Merge expander and insn.
3444 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3445 (DEBUGGER_AUTO_OFFSET): Remove.
3446 (DEBUGGER_ARG_OFFSET): Remove.
3448 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3449 Emit register stores with the same offsets as the hardware.
3450 (mn10300_store_multiple_operation): Don't check that the register
3451 save offsets are monotonic.
3452 * config/mn10300/mn10300-protos.h: Update.
3454 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3456 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3457 in terms of the value on the stack, not the MDR register.
3459 2011-01-11 Jan Hubicka <jh@suse.cz>
3463 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3464 (symbol_alias_set_destroy, symbol_alias_set_contains,
3465 propagate_aliases_backward): Declare.
3466 * lto-streamer-out.c (struct sets): New sturcture.
3467 (trivally_defined_alias): New function.
3468 (output_alias_pair_p): Rewrite.
3469 (output_unreferenced_globals): Fix output of alias pairs.
3470 (produce_symtab): Likewise.
3471 * ipa.c (function_and_variable_visibility): Set weak alias destination
3473 * varasm.c (symbol_alias_set_t): Remove.
3474 (symbol_alias_set_destroy): Export.
3475 (propagate_aliases_forward, propagate_aliases_backward): New functions
3477 (compute_visible_aliases): ... this one; remove.
3478 (trivially_visible_alias): New
3479 (trivially_defined_alias): New.
3480 (remove_unreachable_alias_pairs): Rewrite.
3481 (finish_aliases_1): Reorganize code checking if alias is defined.
3482 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3485 2011-01-11 Richard Guenther <rguenther@suse.de>
3487 PR tree-optimization/46076
3488 * tree-ssa.c (useless_type_conversion_p): Conversions from
3489 unprototyped to empty argument list function types are useless.
3491 2011-01-11 Richard Guenther <rguenther@suse.de>
3494 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3495 volatile MEMs as MEM_READONLY_P.
3497 2011-01-11 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/47239
3500 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3502 2011-01-11 Jeff Law <law@redhat.com>
3504 PR tree-optimization/47086
3505 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3506 IVs from statements that might throw.
3508 2011-01-10 Jan Hubicka <jh@suse.cz>
3511 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3513 2011-01-10 Jan Hubicka <jh@suse.cz>
3516 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3517 when correcting profile.
3519 2011-01-10 Jan Hubicka <jh@suse.cz>
3522 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3524 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3525 Restore DECL_FINI_PRIORITY.
3527 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3529 * doc/gimple.texi: Fix quoting of multi-word return values in
3530 @deftypefn statements. Ensure presence of return value. Wrap
3531 overlong @deftypefn lines.
3532 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3533 descriptions of removed functions.
3534 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3535 of multi-word return value in @deftypefn statement.
3537 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3539 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3540 (Conditional Expressions, Logical Operators)
3541 (Statement and operand traversals): Do not indent smallexample
3542 code. Fix duplicate function argument in example.
3544 2011-01-10 Jeff Law <law@redhat.com>
3546 PR tree-optimization/47141
3547 * ipa-split.c (split_function): Handle case where we are
3548 returning a value and the return block has a virtual operand phi.
3550 2011-01-10 Jan Hubicka <jh@suse.cz>
3552 PR tree-optimization/47234
3553 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3554 (pass_feedback_split_functions): Declare.
3555 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3557 * ipa-split.c (gate_split_functions): Update comments; disable
3558 split-functions for profile_arc_flag and branch_probabilities.
3559 (gate_feedback_split_functions): New function.
3560 (execute_feedback_split_functions): New function.
3561 (pass_feedback_split_functions): New global var.
3563 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3566 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3567 calling gimple_call_set_cannot_inline.
3569 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3571 * config/darwin-sections.def: Remove unused section.
3573 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3576 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3578 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3581 * c-parser.c (c_parser_declaration_or_fndef): Improved
3584 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3586 * config/i386/winnt.c (i386_pe_start_function): Make sure
3587 to switch back to function's section.
3589 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3593 * plugin.c: Move include of dlfcn.h from here...
3594 * system.h: ... to here.
3596 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3598 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3600 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3601 two extra empty pages in PDF output.
3603 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3606 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3607 for error recovery purposes behave as if it was not specified so
3608 that the default type is usd.
3610 2011-01-07 Jan Hubicka <jh@suse.cz>
3612 PR tree-optmization/46469
3613 * ipa.c (function_and_variable_visibility): Clear needed flags on
3614 nodes with external decls; handle weakrefs merging correctly.
3616 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3618 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3621 2011-01-07 Jan Hubicka <jh@suse.cz>
3623 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3624 and no longer claim that gold is required for linker plugin.
3625 * configure: Regenerate.
3626 * gcc.c (PLUGIN_COND): New macro.
3627 (LINK_COMMAND_SPEC): Use it.
3628 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3629 * config.in (HAVE_LTO_PLUGIN): New.
3630 * configure.ac (--with-lto-plugin): New parameter; autodetect
3633 2011-01-07 Jan Hubicka <jh@suse.cz>
3635 PR tree-optimization/46367
3636 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3637 when we can update original.
3638 (cgraph_mark_inline_edge): Sanity check.
3639 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3641 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3643 * config/spu/spu.h (ASM_COMMENT_START): Define.
3645 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3649 (SWITCH_KEEP_FOR_GCC): Likewise.
3650 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3651 (do_spec_1): Handle "%>".
3653 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3655 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3658 * config/i386/i386.c (ix86_delegitimize_address): If
3659 simplify_gen_subreg fails, return orig_x.
3662 * value-prof.c (gimple_stringop_fixed_value): Handle
3663 lhs of the call properly.
3665 2011-01-07 Jan Hubicka <jh@suse.cz>
3668 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3670 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3672 * target.def (function_switched_text_sections): New hook.
3673 * doc/tm.texi: Regenerated.
3674 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3675 * final.c (default_function_switched_text_sections): New.
3676 (final_scan_insn): Call function_switched_text_sections when a
3677 mid-function section change occurs.
3678 * output.h (default_function_switched_text_sections): Declare.
3679 * config/darwin-protos.h (darwin_function_switched_text_sections):
3681 * config/darwin.c (darwin_function_switched_text_sections): New.
3682 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3684 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3686 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3687 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3688 the secondary code fragment when outputting for DWARF == 2.
3690 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3692 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3693 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3695 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3696 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3698 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3701 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3702 when it is not empty.
3704 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3707 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3708 (case ${target}): Add btver1.
3709 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3710 -march=native recognize btver1 processors.
3711 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3712 btver1 def_and_undef
3713 * config/i386/i386.c (struct processor_costs btver1_cost): New
3715 (m_BTVER1): New definition.
3716 (m_AMD_MULTIPLE): Includes m_BTVER1.
3717 (initial_ix86_tune_features): Add btver1 tune.
3718 (processor_target_table): Add btver1 entry.
3719 (static const char *const cpu_names): Add btver1 entry.
3720 (software_prefetching_beneficial_p): Add btver1.
3721 (ix86_option_override_internal): Add btver1 instruction sets.
3722 (ix86_issue_rate): Add btver1.
3723 (ix86_adjust_cost): Add btver1.
3724 * config/i386/i386.h (TARGET_BTVER1): New definition.
3725 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3726 (enum processor_type): Add PROCESSOR_BTVER1.
3727 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3729 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3732 * config/i386/i386.c (legitimize_tls_address)
3733 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3734 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3735 (tls_initial_exec_64_sun): New pattern.
3737 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3739 * doc/invoke.texi (Overall Options): Improve wording and markup
3740 of the description of -wrapper.
3742 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3744 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3745 rdynamic, threads): New Driver options.
3747 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3750 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3751 if coming from .tdata.
3752 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3754 2011-01-06 Jan Hubicka <jh@suse.cz>
3757 * collect2.c (main): Do not enable LTOmode when plugin is active.
3759 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3762 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3763 --version output if supported.
3764 * configure: Regenerate.
3766 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3768 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3771 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3774 * c-convert.c (convert): When converting a complex expression
3775 other than COMPLEX_EXPR to a different complex type, ensure
3776 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3777 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3778 when converting COMPLEX_TYPE.
3780 2011-01-06 Ira Rosen <irar@il.ibm.com>
3782 PR tree-optimization/47139
3783 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3784 only the last reduction value is used outside the loop. Update
3787 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3789 * config/rtems.opt: New.
3790 * config.gcc (*-*-rtems*): Use rtems.opt.
3792 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3794 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3795 processors do not support 3DNow instructions.
3797 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3799 * config/spu/spu.c (spu_option_override): Set parameter
3800 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3802 2011-01-05 Jan Hubicka <jh@suse.cz>
3804 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3805 at the command line.
3807 2011-01-05 Martin Jambor <mjambor@suse.cz>
3810 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3811 deltas on streamed outgoing edges.
3812 (output_node_opt_summary): Output info for outgoing edges only when
3813 the node is in new parameter set.
3814 (output_cgraph_opt_summary): New parameter set, passed to the two
3815 aforementioned functions. Update its forward declaration and its
3818 2011-01-05 Tom Tromey <tromey@redhat.com>
3820 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3821 operator to c_finish_omp_atomic.
3822 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3823 (build_unary_op): Update.
3824 (build_modify_expr): Update.
3825 (build_asm_expr): Update.
3827 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3829 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3830 newly inserted insns.
3832 (spu_emit_branch_hint): Likewise.
3833 (insert_hbrp_for_ilb_runout): Likewise.
3834 (spu_machine_dependent_reorg): Call df_finish_pass after
3835 schedule_insns returns.
3837 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3839 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3841 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3843 PR tree-optimization/47005
3844 * tree-sra.c (struct access): Add 'non_addressable' bit.
3845 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3846 (decide_one_param_reduction): Return 0 if the parameter is passed by
3847 reference and one of the accesses in the group is non_addressable.
3849 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3851 PR tree-optimization/47056
3852 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3853 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3854 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3856 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3858 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3859 initializer. Skip view conversions from aggregate types.
3861 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3864 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3866 2011-01-04 Philipp Thomas <pth@suse.de>
3868 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3871 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3873 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3874 on empty epilogue sequences.
3876 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3878 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3879 non-static): New Driver options.
3881 2011-01-04 Jie Zhang <jie@codesourcery.com>
3884 * gcc.c (default_compilers[]): Set combinable field to 0
3885 for all assembly languages.
3887 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3889 * config/mips/loongson3a.md: New file.
3890 * config/mips/mips.md: Include loongson3a.md.
3891 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3894 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3897 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3898 instead of convert_memory_address_addr_space on the base expression.
3900 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3902 * config/spu/spu.c (spu_option_override): Update error text
3903 for bad -march= / -mtune= values.
3905 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3907 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3908 if branch-hint optimization will be performed.
3910 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3912 PR tree-optimization/47148
3913 * ipa-split.c (split_function): Convert arguments to
3914 DECL_ARG_TYPE if possible.
3916 PR tree-optimization/47155
3917 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3920 PR rtl-optimization/47157
3921 * combine.c (try_combine): If undobuf.other_insn becomes
3922 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3923 and set *new_direct_jump_p too.
3925 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3927 PR tree-optimization/47021
3928 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3930 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3932 * gcc.c (process_command): Update copyright notice dates.
3933 * gcov.c (print_version): Likewise.
3934 * gcov-dump.c (print_version): Likewise.
3935 * mips-tfile.c (main): Likewise.
3936 * mips-tdump.c (main): Likewise.
3938 2011-01-03 Martin Jambor <mjambor@suse.cz>
3940 PR tree-optimization/46801
3941 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3942 aggregate fields start at byte boundary instead of the bit-field flag.
3944 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3947 * gcc.c (main): Revert revision 168407.
3949 2011-01-03 Martin Jambor <mjambor@suse.cz>
3951 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3953 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3955 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3956 vector optab to expand vector/scalar shift, update gimple to vector.
3958 2011-01-03 Martin Jambor <mjambor@suse.cz>
3960 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3963 2011-01-03 Martin Jambor <mjambor@suse.cz>
3965 PR tree-optimization/46984
3966 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3968 (cgraph_create_indirect_edge): Fixed line length.
3969 (cgraph_indirect_call_info): Declare.
3970 (cgraph_make_edge_direct) Update declaration.
3971 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3972 (cgraph_create_indirect_edge): Use it.
3973 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3975 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3976 the new thunk_delta representation.
3977 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3979 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3980 (ipa_read_indirect_edge_info): Likewise.
3981 * lto-cgraph.c (output_edge_opt_summary): New function.
3982 (output_node_opt_summary): Call it on all outgoing edges.
3983 (input_edge_opt_summary): New function.
3984 (input_node_opt_summary): Call it on all outgoing edges.
3986 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3989 * gcc.c (main): Don't check have_o when settting combine_inputs.
3991 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3993 * regrename.c: Add general comment describing the pass.
3994 (struct du_head): Remove 'length' field.
3995 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3996 (regrename_optimize): Do not sort chains. Rework comments, add others.
3997 Force renaming to the preferred class (if any) in the first pass and do
3998 not consider registers that belong to it in the second pass.
3999 (create_new_chain): Do not set 'length' field.
4000 (scan_rtx_reg): Likewise.
4002 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4004 PR tree-optimization/47140
4005 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4006 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4009 PR rtl-optimization/47028
4010 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4011 parm_birth_insn instead of at the beginning of first bb.
4013 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4015 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4016 Remove the word "see" before "@pxref".
4017 * doc/rtl.texi: Remove the word "see" before "@pxref".
4019 2011-01-01 Jan Hubicka <jh@suse.cz>
4021 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4024 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4027 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4030 Copyright (C) 2011 Free Software Foundation, Inc.
4032 Copying and distribution of this file, with or without modification,
4033 are permitted in any medium without royalty provided the copyright
4034 notice and this notice are preserved.