1 2011-02-23 Jie Zhang <jie@codesourcery.com>
3 * opts-common.c (decode_cmdline_option): Print empty string
4 argument as "" in decoded->orig_option_with_args_text.
5 * gcc.c (execute): Print empty string argument as ""
7 (do_spec_1): Keep empty string argument.
9 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
11 * config.gcc: Declare score-* and crx-* obsolete.
13 2011-02-23 Jie Zhang <jie@codesourcery.com>
15 PR rtl-optimization/47763
16 * web.c (web_main): Ignore naked clobber when replacing register.
18 2011-02-22 Anatoly Sokolov <aesok@post.ru>
20 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
23 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
26 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
28 2011-02-22 Mike Stump <mikestump@comcast.net>
30 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
32 * configure: Regenerate.
34 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
36 PR rtl-optimization/46002
37 * ira-color.c (update_copy_costs): Change class intersection
38 test to reg_class_contents[] test of 'hard_regno'.
40 2011-02-21 Joseph Myers <joseph@codesourcery.com>
42 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
44 * config/hpux11.opt (mt): Likewise.
45 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
46 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
47 * config/vax/elf.opt (mno-asm-pic): Likewise.
48 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
50 2011-02-21 Mike Stump <mikestump@comcast.net>
53 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
54 tree so we can get save the type.
55 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
56 for CFString instead of trying to use past the end of the builtins.
57 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
58 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
59 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
60 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
61 Rename to darwin_builtin_cfstring.
62 (darwin_init_cfstring_builtins): Return the built type.
64 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
68 (_mm256_insert_epi64): Use _mm_insert_epi64.
70 2011-02-21 Anatoly Sokolov <aesok@post.ru>
72 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
73 * config/stormy16/stormy16-protos.h
74 (xstormy16_mode_dependent_address_p): Remove.
75 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
76 Make static. Change return type to bool. Change argument type to
77 const_rtx. Remove dead code.
78 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
80 2011-02-21 Richard Guenther <rguenther@suse.de>
83 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
84 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
85 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
87 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
88 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
90 2011-02-20 Richard Guenther <rguenther@suse.de>
93 * tree.c (free_lang_data_in_decl): Clean builtins from
94 the TU decl BLOCK_VARS.
96 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
100 * haifa-sched.c (fix_tick_ready): Skip tick computation
103 2011-02-19 Richard Guenther <rguenther@suse.de>
106 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
107 Remove lazy BLOCK_VARS streaming.
108 (lto_input_ts_block_tree_pointers): Likewise.
109 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
111 2011-02-19 Joseph Myers <joseph@codesourcery.com>
113 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
115 2011-02-19 Joseph Myers <joseph@codesourcery.com>
117 * config/i386/biarch32.h, config/i386/mach.h,
118 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
120 2011-02-19 Jakub Jelinek <jakub@redhat.com>
123 * config/i386/i386.md (peephole2 for shift and plus): Use
124 operands[1] original mode in the first insn.
126 2011-02-18 Mike Stump <mikestump@comcast.net>
128 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
130 2011-02-18 Jan Hubicka <jh@suse.cz>
133 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
134 to zero when the function is not inlinable at all.
136 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
138 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
139 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
140 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
141 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
142 * config/pa/t-pa64: Likewise.
143 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
145 2011-02-18 Jakub Jelinek <jakub@redhat.com>
148 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
150 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
153 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
155 2011-02-18 Anatoly Sokolov <aesok@post.ru>
157 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
158 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
159 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
160 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
161 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
162 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
163 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
164 m32r_load_postinc_p, m32r_store_preinc_predec_p,
165 m32r_legitimate_address_p): New functions.
166 * config/m32r/constraints.md (constraint "S"): Don't use
167 STORE_PREINC_PREDEC_P.
168 (constraint "U"): Don't use LOAD_POSTINC_P.
170 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
172 PR rtl-optimization/46178
173 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
174 compute ira_hard_regno_cover_class[].
176 2011-02-18 Richard Guenther <rguenther@suse.de>
179 * lto-streamer.h (lto_global_var_decls): Declare.
180 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
181 statics for global var processing.
183 2011-02-18 Richard Guenther <rguenther@suse.de>
185 PR tree-optimization/47737
186 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
187 edge dominance check.
189 2011-02-18 Jakub Jelinek <jakub@redhat.com>
192 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
193 avoid invalid rtx sharing.
195 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
197 * doc/cpp.texi (Obsolete Features): Add background on the
198 origin of assertions.
200 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
202 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
204 * config/darwin.c (output_objc_section_asm_op): Added support for
206 (is_objc_metadata): New.
207 (darwin_objc2_section): New.
208 (darwin_objc1_section): New.
209 (machopic_select_section): Added support for ABI v1 and v2.
210 (darwin_emit_objc_zeroed): New.
211 (darwin_output_aligned_bss): Detect objc metadata and treat it
213 (darwin_asm_output_aligned_decl_common): Same.
214 (darwin_asm_output_aligned_decl_local): Same.
215 * config/darwin-sections.def: Updated for ABI v1 and v2.
216 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
217 compiling Objective-C code for the NeXT runtime, default to using
218 ABI version 0 for 32-bit, and version 2 for 64-bit.
220 2011-02-17 Joseph Myers <joseph@codesourcery.com>
222 * common.opt (optimize_fast): New Variable.
223 * opts.c (default_options_optimization): Use opts->x_optimize_fast
224 instead of local variable ofast.
226 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
228 * doc/invoke.texi (fobjc-abi-version): Documented.
229 (fobjc-nilcheck): Documented.
230 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
233 2011-02-17 Joseph Myers <joseph@codesourcery.com>
236 * common.opt (export-dynamic): New Driver option.
237 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
239 2011-02-17 Joseph Myers <joseph@codesourcery.com>
241 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
243 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
244 Jan Hubicka <jh@suse.cz>
248 * cfgexpand.c (account_used_vars_for_block): Remove.
249 (estimated_stack_frame_size): Use referenced vars.
250 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
251 that were referenced in the original function. Test src_fn
252 rather than cfun. Drop redundant get_var_ann.
253 (setup_one_parameter): Drop redundant get_var_ann.
254 (declare_return_variable): Likewise.
255 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
256 (copy_arguments_for_versioning): Drop redundant get_var_ann.
257 * ipa-inline.c (compute_inline_parameters): Do not compute
258 disregard_inline_limits here.
259 (compute_inlinable_for_current, pass_inlinable): New.
260 (pass_inline_parameters): Require PROP_referenced_vars.
261 * cgraphunit.c (cgraph_process_new_functions): Don't run
262 compute_inline_parameters explicitly unless function is in SSA form.
263 (cgraph_analyze_function): Set .disregard_inline_limits.
264 * tree-sra.c (convert_callers): Compute inliner parameters
265 only for functions already in SSA form.
267 2011-02-17 Joseph Myers <joseph@codesourcery.com>
269 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
270 -mlittle-endian-data.
272 2011-02-17 Joseph Myers <joseph@codesourcery.com>
274 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
275 -mno-fpu, not -fpu and -no-fpu.
276 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
277 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
279 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
283 input reload with PLUS RTX.
285 2011-02-16 Joseph Myers <joseph@codesourcery.com>
287 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
290 2011-02-16 Joseph Myers <joseph@codesourcery.com>
292 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
295 2011-02-16 Joseph Myers <joseph@codesourcery.com>
297 * config/mn10300/mn10300.opt (mno-crt0): New.
299 2011-02-16 Joseph Myers <joseph@codesourcery.com>
301 * config/m68k/uclinux.opt (static-libc): New Driver option.
303 2011-02-16 Joseph Myers <joseph@codesourcery.com>
305 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
307 2011-02-16 Joseph Myers <joseph@codesourcery.com>
309 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
310 %{muser-extend-enabled}.
312 2011-02-16 Richard Guenther <rguenther@suse.de>
314 PR tree-optimization/47738
315 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
316 the TODO from tree_predictive_commoning.
318 2011-02-15 Jeff Law <law@redhat.com>
321 2011-01-25 Jeff Law <law@redhat.com>
323 PR rtl-optimization/37273
324 * ira-costs.c (scan_one_insn): Detect constants living in memory and
325 handle them like argument loads from stack slots. Do not double
326 count memory for memory constants and argument loads from stack slots.
328 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
331 * combine.c (cant_combine_insn_p): Revert the last change.
333 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
336 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
337 mode for vector constants. Remove code that checks for TImode.
339 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
343 * cgraph.h (compute_inline_parameters): Return void.
344 * ipa-inline.c (compute_inline_parameters): Adjust.
346 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
350 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
352 * cfgexpand.c (estimated_stack_frame_size): Likewise.
353 * ipa-inline.c (compute_inline_parameters): Adjust.
355 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
359 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
360 Adjust all users. Pass FN to...
361 * tree-flow-inline.h (first_referenced_var): ... this. Add
363 * ipa-struct-reorg.c: Adjust.
364 * tree-dfa.c: Adjust.
365 * tree-into-ssa.c: Adjust.
366 * tree-sra.c: Adjust.
367 * tree-ssa-alias.c: Adjust.
368 * tree-ssa-live.c: Adjust.
369 * tree-ssa.c: Adjust.
370 * tree-ssanames.c: Adjust.
371 * tree-tailcall.c: Adjust.
373 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
377 * tree-flow.h (referenced_var_lookup): Add fn parameter.
379 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
380 * tree-flow-inline.h: Adjust.
381 * gimple-pretty-print.c: Adjust.
382 * tree-into-ssa.c: Adjust.
383 * tree-ssa.c: Adjust.
384 * cfgexpand.c: Adjust.
386 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
388 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
389 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
390 (EXTRA_CONSTRAINT): Delete.
391 * config/iq2000/constraints.md: New file.
392 * config/iq2000/iq2000.md: Include it.
393 (define_insn ""): Delete.
394 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
395 unsupported constraint letters from patterns.
396 (call_value, call_value_internal1): Likewise.
397 (call_value_multiple_internal1): Likewise.
399 2011-02-15 Nick Clifton <nickc@redhat.com>
401 * config/mn10300/mn10300.c: Include tm-constrs.h.
402 (struct liw_data): New data structure describing an LIW candidate
404 (extract_bundle): Use struct liw_data. Allow small integer
405 operands for some instructions.
406 (check_liw_constraints): Use struct liw_data. Remove swapped
407 parameter. Add comments describing the checks. Fix bug when
408 assigning the source of liw1 to the source of liw2.
409 (liw_candidate): Delete. Code moved into extract_bundle.
410 (mn10300_bundle_liw): Use struct liw_data. Check constraints
412 * config/mn10300/predicates.md (liw_operand): New predicate.
413 Allows registers and small integer constants.
414 * config/mn10300/constraints.md (O): New constraint. Accetps
415 integers in the range -8 to +7 inclusive.
416 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
417 for moving a small integer into a register. Give this alternative
419 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
420 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
421 using the J,K,L and M constraints,
422 (liw): Remove SI mode on second operands to allow for HI and QI
424 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
427 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
430 * combine.c (cant_combine_insn_p): Check zero/sign extended
433 2011-02-15 Richard Guenther <rguenther@suse.de>
435 PR tree-optimization/47743
436 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
437 for a non-type-compatible VN lookup bail out.
439 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
441 * config/fr30/constraints.md: New file.
442 * config/fr30/fr30.md: Include it.
443 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
444 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
445 (EXTRA_CONSTRAINT): Delete.
447 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
449 * config/frv/constraints.md: New file.
450 * config/frv/predicates.md: Include it.
451 * config/frv/frv.c (reg_class_from_letter): Delete.
452 (frv_option_override): Don't initialize it.
453 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
454 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
455 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
456 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
457 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
458 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
459 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
460 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
461 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
462 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
463 (REG_CLASS_FROM_CONSTRAINT): Delete.
465 2011-02-15 Jakub Jelinek <jakub@redhat.com>
468 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
469 if frame size is 0 in a leaf function.
471 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
474 * config/alpha/host-osf.c: New file.
475 * config/alpha/x-osf: New file.
476 * config.host (alpha*-dec-osf*): Use it.
478 2011-02-14 Anatoly Sokolov <aesok@post.ru>
480 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
481 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
482 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
483 (rx_mode_dependent_address_p): ...this. Make static. Change argument
485 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
487 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
489 * config/stormy16/constraints.md: New file.
490 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
491 Use satisfies_constraint_Q and satisfies_constraint_R.
492 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
494 (xstormy16_legitiamte_address_p): Declare.
495 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
496 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
497 (EXTRA_CONSTRAINT): Delete.
498 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
500 (xstormy16_extra_constraint_p): Delete.
502 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
504 PR tree-optimization/46494
505 * loop-unroll.c (split_edge_and_insert): Adjust comment.
506 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
507 (pass_rtl_loop_done): Add TODO_verify_flow.
508 * fwprop.c (pass_rtl_fwprop): Likewise.
509 * modulo-sched.c (pass_sms): Likewise.
510 * tree-ssa-dom.c (pass_dominator): Likewise.
511 * tree-ssa-loop-ch.c (pass_ch): Likewise.
512 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
513 (pass_tree_loop_done): Likewise.
514 * tree-ssa-pre.c (execute_pre): Likewise.
515 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
516 * tree-ssa-sink.c (pass_sink_code): Likewise.
517 * tree-vrp.c (pass_vrp): Likewise.
519 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
521 * config/v850/constraints.md: New file.
522 * config/v850/v850.md: Include it.
523 * config/v850/predicates.md (reg_or_0_operand): Use
524 satisfies_constraint_G.
525 (special_symbolref_operand): Use satisfies_constraint_K.
526 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
527 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
528 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
529 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
530 (EXTRA_CONSTRAINT): Delete.
531 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
532 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
533 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
535 2011-02-14 Anatoly Sokolov <aesok@post.ru>
538 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
541 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
543 * config/mcore/constraints.md: New file.
544 * config/mcore/mcore.md: Include it.
545 * config/mcore/mcore.c (reg_class_from_letter): Delete.
546 * config/mcore/mcore.h (reg_class_from_letter): Delete.
547 (REG_CLASS_FROM_LETTER): Delete.
548 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
549 insn_const_int_ok_for_constraint.
550 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
551 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
552 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
553 (EXTRA_CONSTRAINT): Delete.
555 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
558 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
559 (IS_SIGHANDLER): Define.
560 (sparc64_is_sighandler): New function, split off from
561 sparc64_fallback_frame_state.
562 (sparc_is_sighandler): New function, split off from
563 sparc_fallback_frame_state.
564 (sparc64_fallback_frame_state): Merge with ...
565 (sparc_fallback_frame_state): ... this into ...
566 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
567 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
568 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
569 stack instead of hardcoded offsets.
571 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
573 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
575 2011-02-14 Andriy Gapon <avg@freebsd.org>
578 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
580 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
582 * configure: Regenerate.
584 2011-02-12 Joseph Myers <joseph@codesourcery.com>
587 * gcc.c (asm_options): Correct spec matching --target-help.
589 2011-02-12 Martin Jambor <mjambor@suse.cz>
591 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
592 to gimple call error.
594 2011-02-12 Mike Stump <mikestump@comcast.net>
596 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
597 comments in backslash regions.
599 2011-02-12 Mike Stump <mikestump@comcast.net>
600 Jakub Jelinek <jakub@redhat.com>
601 Iain Sandoe <iains@gcc.gnu.org>
604 * dwarf2out.c (output_cfa_loc): When required, apply the
605 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
606 (output_loc_sequence): Likewise.
607 (output_loc_operands_raw): Likewise.
608 (output_loc_sequence_raw): Likewise.
609 (output_cfa_loc): Likewise.
610 (output_loc_list): Suppress register number adjustment when
611 calling output_loc_sequence()
612 (output_die): Likewise.
614 2011-02-12 Anatoly Sokolov <aesok@post.ru>
616 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
618 * config/xtensa/xtensa.c (xtensa_register_move_cost,
619 xtensa_memory_move_cost): New functions.
620 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
622 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
625 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
626 in the current directory.
627 * configure: Rebuilt.
629 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
631 * config/darwin.c (darwin_override_options): Add a hunk missed
632 from the commit of r168571. Trim comment line lengths and
633 correct indents of the preceding block.
635 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
637 * gcc.c (driver_handle_option): Concatenate the argument to -F with
640 2011-02-11 Joseph Myers <joseph@codesourcery.com>
642 * common.opt (nostartfiles): New Driver option.
644 2011-02-11 Xinliang David Li <davidxl@google.com>
646 PR tree-optimization/47707
647 * tree-chrec.c (convert_affine_scev): Keep type precision.
649 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
651 PR tree-optimization/47420
652 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
654 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
656 PR rtl-optimization/47614
657 * rtl.h (check_for_inc_dec): Declare.
658 * dse.c (check_for_inc_dec): Externalize...
659 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
660 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
662 2011-02-11 Joseph Myers <joseph@codesourcery.com>
665 * gcc.c (main): Do not compile inputs if there were errors in
667 * opts-common.c (read_cmdline_option): Check for wrong language
668 after other error checks.
670 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
672 * cgraph.c: Fix comment typos.
673 * cgraph.h: Likewise.
674 * cgraphunit.c: Likewise.
675 * ipa-cp.c: Likewise.
676 * ipa-inline.c: Likewise.
677 * ipa-prop.c: Likewise.
678 * ipa-pure-const.c: Likewise.
679 * ipa-ref.c: Likewise.
680 * ipa-reference.c: Likewise.
682 2011-02-11 Jakub Jelinek <jakub@redhat.com>
685 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
687 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
690 * doc/sourcebuild.texi (Require Support): Document
691 dg-require-ascii-locale.
693 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
695 * doc/lto.texi (Write summary): Fix missing parentheses.
697 2011-02-10 DJ Delorie <dj@redhat.com>
699 * config/m32c/m32c.c (m32c_option_override): Disable
700 -fcombine-stack-adjustments until flag value tracking and compare
701 optimization can be rewritten.
703 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
705 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
707 (PROCESSOR_DEFAULT64): Likewise.
709 2011-02-10 Richard Henderson <rth@redhat.com>
711 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
712 change from 2011-02-03.
713 * config/rx/rx.c (flags_from_code): Likewise.
714 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
715 is valid, n/pz otherwise.
716 (rx_select_cc_mode): Return CCmode if Y is not zero.
718 2011-02-10 Richard Guenther <rguenther@suse.de>
720 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
722 2011-02-10 Richard Guenther <rguenther@suse.de>
724 PR tree-optimization/47677
725 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
727 2011-02-10 Jakub Jelinek <jakub@redhat.com>
730 * combine.c (make_compound_operation): Only change shifts into
731 multiplication for SCALAR_INT_MODE_P.
733 2011-02-10 Jie Zhang <jie@codesourcery.com>
737 2011-02-05 Jie Zhang <jie@codesourcery.com>
739 * web.c (entry_register): Don't clobber the number of the
740 first uninitialized reference in used[].
742 2011-02-09 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/47664
745 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
748 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
752 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
754 (PROCESSOR_DEFAULT64): Same.
755 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
757 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
759 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
761 2011-02-09 Martin Jambor <mjambor@suse.cz>
764 * tree-sra.c (struct access): New flags grp_scalar_read and
765 grp_scalar_write. Changed description of assignment read and write
767 (dump_access): Dump new flags, reorder all of them.
768 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
769 to detect multiple scalar reads.
770 (analyze_access_subtree): Use the new scalar read write flags instead
771 of the old flags. Adjusted comments.
773 2011-02-08 DJ Delorie <dj@redhat.com>
776 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
779 2011-02-08 Joseph Myers <joseph@codesourcery.com>
781 * config/m68k/uclinux.opt: New.
782 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
784 2011-02-08 Joseph Myers <joseph@codesourcery.com>
786 * config/cris/elf.opt (sim): New Driver option.
788 2011-02-08 Joseph Myers <joseph@codesourcery.com>
790 * config/xtensa/elf.opt: New.
791 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
793 2011-02-08 Joseph Myers <joseph@codesourcery.com>
795 * config/vax/elf.opt: New.
796 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
798 2011-02-08 Joseph Myers <joseph@codesourcery.com>
800 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
802 2011-02-08 Joseph Myers <joseph@codesourcery.com>
804 * config/gnu-user.opt: New.
805 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
806 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
807 *-*-uclinux*): Use gnu-user.opt.
809 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
811 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
812 * config/i386/gnu.h (CPP_SPEC): Likewise.
814 2011-02-08 Ian Lance Taylor <iant@google.com>
816 * common.opt (fcx-limited-range): Add SetByCombined flag.
817 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
818 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
819 (fassociative-math, freciprocal-math): Likewise.
820 (funsafe-math-optimizations): Likewise.
821 * opth-gen.awk: Handle SetByCombined.
822 * optc-gen.awk: Likewise.
823 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
824 (set_unsafe_math_optimizations_flags): Likewise.
825 * doc/options.texi (Option properties): Document SetByCombined.
827 2011-02-08 Joseph Myers <joseph@codesourcery.com>
829 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
830 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
831 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
832 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
833 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
835 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
837 PR tree-optimization/46834
838 PR tree-optimization/46994
839 PR tree-optimization/46995
840 * graphite-sese-to-poly.c (used_outside_reduction): New.
841 (detect_commutative_reduction): Call used_outside_reduction.
842 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
843 translate_scalar_reduction_to_array only when at least one
844 loop-phi/close-phi tuple has been detected.
846 2011-02-08 Richard Guenther <rguenther@suse.de>
849 * tree-vect-generic.c (expand_vector_operations_1): Update
851 (expand_vector_operations): ... not here. Cleanup EH info
852 and the CFG if required.
854 2011-02-08 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/47641
857 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
858 require type compatibility.
860 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
862 * gimple-low.c (lower_function_body): Don't remove the location of
863 the return statement here.
864 (lower_gimple_return): Do it here instead but only if the return
865 statement is actually used twice.
867 2011-02-08 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/47632
870 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
871 unused up_to_stmt parameter, return whether cfg-cleanup is
872 necessary, remove EH info properly.
873 (forward_propagate_into_gimple_cond): Adjust caller.
874 (forward_propagate_into_cond): Likewise.
875 (forward_propagate_comparison): Likewise.
876 (tree_ssa_forward_propagate_single_use_vars): Make
877 forward_propagate_comparison case similar to the two others.
879 2011-02-08 Nick Clifton <nickc@redhat.com>
881 * config/mn10300/mn10300.opt (mliw): New command line option.
882 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
883 (liw_bundling): New automaton.
884 (liw): New attribute.
885 (liw_op): New attribute.
886 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
887 (movsi_internal): Add LIW attributes.
891 (addsi3): Separate register and immediate alternatives.
899 * config/mn10300/mn10300.c (liw_op_names): New
900 (mn10300_print_operand): Handle 'W' operand descriptor.
901 (extract_bundle): New function.
902 (check_liw_constraints): New function.
903 (liw_candidate): New function.
904 (mn10300_bundle_liw): New function.
905 (mn10300_reorg): New function.
906 (TARGET_MACHINE_DEPENDENT_REORG): Define.
907 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
908 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
909 __LIW__ or __NO_LIW__.
910 * doc/invoke.texi: Describe the -mliw command line option.
912 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
914 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
915 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
916 pthread_mutex_unlock): Remove.
917 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
918 * config/pa/t-pa64: Likewise.
919 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
920 shared libc if not linking against libpthread.
921 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
923 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
926 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
927 on 10.6 and later to ensure that we always use the unwinder from
928 the system. Only add -no_compact_unwind when tarteting darwin
931 2011-02-07 Steve Ellcey <sje@cup.hp.com>
934 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
935 (vec_interleave_lowv2sf): Ditto.
936 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
937 (vec_extract_oddv2sf): Ditto.
939 2011-02-07 Mike Stump <mikestump@comcast.net>
942 Add __ieee_divdc3 entry point.
943 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
945 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
946 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
947 * config/darwin.c (darwin_rename_builtins): Add.
948 * config/darwin-protos.h (darwin_rename_builtins): Add.
950 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
953 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
956 2011-02-07 Mike Stump <mikestump@comcast.net>
958 * config/darwin.opt (mmacosx-version-min): Update default OS version.
960 2011-02-07 Denis Chertykov <chertykov@gmail.com>
963 * config/avr/libgcc.S (exit): Move .endfunc
965 2011-02-07 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/47615
968 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
969 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
970 (run_scc_vn): Initialize it.
971 (visit_reference_op_load): Use it.
972 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
974 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
976 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
977 DImode trapping arithmetic libfuncs.
979 2011-02-07 Richard Guenther <rguenther@suse.de>
981 PR tree-optimization/47621
982 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
984 (execute_update_addresses_taken): ... here. Make it more
985 conservative in what we accept.
987 2011-02-06 Joseph Myers <joseph@codesourcery.com>
989 * config/sparc/freebsd.h (ASM_SPEC): Define.
990 * config/sparc/vxworks.h (ASM_SPEC): Define.
992 2011-02-06 Joseph Myers <joseph@codesourcery.com>
994 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
996 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
998 * doc/invoke.texi: Remove reference to compiler internals from
1001 * reg-notes.def: Remove REG_VALUE_PROFILE.
1002 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
1004 2011-02-05 Jakub Jelinek <jakub@redhat.com>
1007 * varasm.c (default_section_type_flags): If decl is NULL,
1008 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
1010 2011-02-05 Jie Zhang <jie@codesourcery.com>
1013 * web.c (entry_register): Don't clobber the number of the
1014 first uninitialized reference in used[].
1016 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
1018 PR tree-optimization/46194
1019 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
1020 (build_classic_dist_vector_1): Do not represent classic distance
1021 vectors when the access functions are variating in different loops.
1023 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1025 * config/mips/iris6.opt: New.
1026 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
1028 2011-02-04 Richard Henderson <rth@redhat.com>
1029 Steve Ellcey <sje@cup.hp.com>
1032 * config/ia64/predicates.md (mux1_brcst_element): New.
1033 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
1034 * config/ia64/ia64.c (ia64_unpack_assemble): New.
1035 (ia64_unpack_sign): New.
1036 (ia64_expand_unpack): Rewrite using new routines.
1037 (ia64_expand_widen_sum): Ditto.
1038 (ia64_expand_dot_prod_v8qi): Ditto.
1039 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
1040 routines, add endian check.
1041 (pmpy2_even): Rename from pmpy2_r, add endian check.
1042 (pmpy2_odd): Rename from pmpy2_l, add endian check.
1043 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
1044 (vec_widen_smult_hi_v4hi): Ditto.
1045 (vec_widen_umult_lo_v4hi): Ditto.
1046 (vec_widen_umult_hi_v4hi): Ditto.
1047 (mulv2si3): Change endian checks.
1048 (sdot_prodv4hi): Rewrite with new calls.
1049 (udot_prodv4hi): New.
1050 (vec_pack_ssat_v4hi): Add endian check.
1051 (vec_pack_usat_v4hi): Ditto.
1052 (vec_pack_ssat_v2si): Ditto.
1053 (max1_even): Rename from max1_r, add endian check.
1054 (max1_odd): Rename from max1_l, add endian check.
1055 (*mux1_rev): Format change.
1057 (*mux1_shuf): Ditto.
1059 (*mux1_brcst_v8qi): Use new predicate.
1060 (vec_extract_evenv8qi): Remove endian check.
1061 (vec_extract_oddv8qi): Ditto.
1062 (vec_interleave_lowv4hi): Format change.
1063 (vec_interleave_highv4hi): Ditto.
1064 (mix2_even): Rename from mix2_r, add endian check.
1065 (mix2_odd): Rename from mux2_l, add endian check.
1066 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
1067 (vec_extract_evenodd_helper): Format change.
1068 (vec_extract_evenv4hi): Remove endian check.
1069 (vec_extract_oddv4hi): Remove endian check.
1070 (vec_interleave_lowv2si): Format change.
1071 (vec_interleave_highv2si): Format change.
1072 (vec_initv2si): Remove endian check.
1073 (vecinit_v2si): Add endian check.
1074 (reduc_splus_v2sf): Add endian check.
1075 (reduc_smax_v2sf): Ditto.
1076 (reduc_smin_v2sf): Ditto.
1077 (vec_initv2sf): Remove endian check.
1078 (fpack): Add endian check.
1079 (fswap): Add endian check.
1080 (vec_interleave_highv2sf): Add endian check.
1081 (vec_interleave_lowv2sf): Add endian check.
1082 (fmix_lr): Add endian check.
1083 (vec_setv2sf): Format change.
1084 (*vec_extractv2sf_0_be): Use shift to extract operand.
1085 (*vec_extractv2sf_1_be): New.
1086 (vec_pack_trunc_v4hi): Add endian check.
1087 (vec_pack_trunc_v2si): Format change.
1089 2011-02-04 Jakub Jelinek <jakub@redhat.com>
1092 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1093 do bb, locus and block comparison and disallow loads if it is not set.
1094 (stmt_is_replaceable_p): New function.
1095 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1097 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1098 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1100 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1102 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1104 * config/rs6000/xilinx.opt: New.
1105 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1107 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1109 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1111 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1113 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1114 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1115 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1116 secondary_reload_info, xtensa_secondary_reload): Remove.
1117 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1118 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1119 (xtensa_preferred_reload_class): Make static. Change return and
1120 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1121 Use CONST_DOUBLE_P predicate.
1122 (xtensa_preferred_output_reload_class): New function.
1123 (xtensa_secondary_reload): Make static.
1125 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1127 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1128 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1129 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1131 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1134 * output.h (SECTION_RELRO): Define.
1135 (SECTION_MACH_DEP): Adjust.
1136 (get_variable_section): New prototype.
1137 * varpool.c (varpool_finalize_named_section_flags): New function.
1138 (varpool_assemble_pending_decls): Call it.
1139 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1140 * cgraphunit.c (cgraph_output_in_order): Call
1141 varpool_finalize_named_section_flags.
1142 * varasm.c (get_section): Allow section flags conflicts between
1143 relro and read-only sections if the section hasn't been declared yet.
1144 Set SECTION_OVERRIDE after diagnosing section type conflict.
1145 (get_variable_section): No longer static.
1146 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1147 readonly sections that need relocations.
1148 (decl_readonly_section_1): New function.
1149 (decl_readonly_section): Use it.
1152 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1153 Steve Ellcey <sje@cup.hp.com>
1156 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1157 if section attribute used.
1159 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1161 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1162 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1163 (darwin_init_sections): Remove assertion.
1165 2011-02-03 Nick Clifton <nickc@redhat.com>
1167 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1169 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1170 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1171 instead of "n" and "pz".
1172 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1175 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1178 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1179 fma, expand FMA_EXPR as fma{,f,l} call.
1182 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1183 copy them into a unsigned char variable and pass address of it to
1184 lto_output_data_stream.
1187 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1188 around backend_init_target and lang_dependent_init_target calls.
1189 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1190 (verify_cgraph_node): Don't call set_cfun here. Use
1191 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1192 Set error_found for incorrectly represented calls to thunks.
1194 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1197 PR rtl-optimization/43494
1198 * rtl.h (for_each_inc_dec_fn): New type.
1199 (for_each_inc_dec): Declare.
1200 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1201 (for_each_inc_dec_find_inc_dec): New fn.
1202 (for_each_inc_dec_find_mem): New fn.
1203 (for_each_inc_dec): New fn.
1204 * dse.c (struct insn_size): Remove.
1205 (replace_inc_dec, replace_inc_dec_mem): Remove.
1206 (emit_inc_dec_insn_before): New fn.
1207 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1208 (canon_address): Pass mem modes to cselib_lookup.
1209 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1210 (cselib_lookup_from_insn): Likewise.
1211 (cselib_subst_to_values): Likewise.
1212 * cselib.c (find_slot_memmode): New var.
1213 (cselib_find_slot): New fn. Use it instead of
1214 htab_find_slot_with_hash everywhere.
1215 (entry_and_rtx_equal_p): Use find_slot_memmode.
1216 (autoinc_split): New fn.
1217 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1218 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1219 Deal with autoinc. Special-case recursion into MEMs.
1220 (cselib_hash_rtx): Likewise.
1221 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1222 address and MEM modes.
1223 (cselib_subst_to_values): Add memmode, pass it on.
1225 (cselib_lookup): Add memmode argument, pass it on.
1226 (cselib_lookup_from_insn): Add memmode.
1227 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1228 (struct cselib_record_autoinc_data): New.
1229 (cselib_record_autoinc_cb): New fn.
1230 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1231 mode to cselib_lookup. Reset autoinced REGs here instead of...
1232 (cselib_process_insn): ... here.
1233 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1235 (add_uses): Likewise, also to cselib_subst_to_values.
1236 (add_stores): Likewise.
1237 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1238 cselib_subst_to_values.
1239 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1240 * gcse.c (do_local_cprop): Adjusted.
1241 * postreload.c (reload_cse_simplify_set): Adjusted.
1242 (reload_cse_simplify_operands): Adjusted.
1243 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1245 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1247 PR tree-optimization/45122
1248 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1249 unsafe assumptions when there's more than one loop exit.
1251 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1254 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1255 Document using vector double with the load/store builtins, and
1256 that the load/store builtins always use Altivec instructions.
1258 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1259 to use altivec memory instructions, even on VSX.
1260 (vector_altivec_store_<mode>): Ditto.
1262 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1265 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1266 V2DF, V2DI support to load/store overloaded builtins.
1268 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1269 altivec load/store builtins for V2DF/V2DI types.
1271 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1272 set avoid indexed addresses on power6 if -maltivec.
1273 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1274 vector_altivec_load/vector_altivec_store builtins.
1275 (altivec_expand_st_builtin): Ditto.
1276 (altivec_expand_builtin): Add VSX memory builtins.
1277 (rs6000_init_builtins): Add V2DI types to internal types.
1278 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1279 load/store builtins.
1280 (rs6000_address_for_altivec): Insure memory address is appropriate
1283 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1284 vec_vsx_ld and vec_vsx_st.
1285 (vsx_store_<mode>): Ditto.
1287 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1288 variables to hold long long types for VSX vector memory builtins.
1289 (RS6000_BTI_unsigned_long_long): Ditto.
1290 (long_long_integer_type_internal_node): Ditti.
1291 (long_long_unsigned_type_internal_node): Ditti.
1293 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1294 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1295 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1297 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1299 (vec_vsx_st): Ditto.
1301 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1303 * config/pa/pa-hpux10.opt: New.
1304 * config/hpux11.opt (pthread): New Driver option.
1305 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1306 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1308 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1310 * config/ia64/vms.opt: New.
1311 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1313 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1316 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1317 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1318 generator functions.
1319 (vsx_floatuns<VSi><mode>2): Ditto.
1320 (vsx_fix_trunc<mode><VSi>2): Ditto.
1321 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1323 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1325 * config/i386/djgpp.opt (posix): New Driver option.
1327 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1329 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1330 Move to the unsupported targets list.
1332 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1334 PR rtl-optimization/47525
1335 * df-scan.c: Update copyright years.
1336 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1337 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1339 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1341 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1342 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1343 (ASM_OUTPUT_ASCII): Remove.
1344 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1346 2011-02-02 Jeff Law <law@redhat.com>
1349 * reload.c (find_reloads_address): Handle reg+d address where both
1350 components are invalid by reloading the entire address.
1352 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1353 Richard Guenther <rguenther@suse.de>
1355 PR tree-optimization/40979
1357 * passes.c (init_optimization_passes): After LIM call copy_prop
1358 and DCE to clean up.
1359 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1361 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1363 PR tree-optimization/47576
1364 PR tree-optimization/47555
1365 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1366 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1367 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1368 * tree-scalar-evolution.c (follow_ssa_edge): Use
1369 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1371 2011-02-02 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/47566
1374 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1376 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1380 * tree-inline.c (declare_return_variable): Remove unused caller
1385 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1386 * cfgexpand.c (account_used_vars_for_block): Use them.
1387 * tree-nrv.c (tree_nrv): Likewise.
1388 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1389 (dump_scope_block): Likewise.
1390 (remove_unused_locals): Likewise.
1394 * tree-inline.c (declare_return_variable): Add result decl to
1395 local decls only once.
1396 * gimple-low.c (record_vars_into): Mark newly-created variables
1399 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1405 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1407 (no_real_insns_p, schedule_block, set_priorities): Drop special
1408 treatment of boundary debug insns.
1409 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1410 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1411 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1412 (BOUNDARY_DEBUG_INSN_P): Likewise.
1413 (SCHEDULE_DEBUG_INSN_P): Likewise.
1414 * sched-rgn.c (init_ready_list): Drop special treatment of
1415 boundary debug insns.
1416 * final.c (rest_of_clean_state): Clear notes' BB.
1418 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1420 * config/openbsd.opt (assert=): New Driver option.
1422 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1424 * config/i386/nto.opt: New.
1425 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1427 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1429 * config/i386/netware.opt: New.
1430 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1432 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1434 * config/interix.opt (posix): New Driver option.
1436 2011-02-01 DJ Delorie <dj@redhat.com>
1438 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1440 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1443 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1445 PR tree-optimization/47561
1446 * toplev.c (process_options): Print the Graphite flags. Add
1447 flag_loop_flatten to the list of options requiring Graphite.
1449 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1451 * config/i386/cygming.opt (posix): New Driver option.
1453 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1455 * config/arm/vxworks.opt: New.
1456 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1458 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1460 * config/alpha/elf.opt: New.
1461 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1462 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1464 2011-02-01 Richard Guenther <rguenther@suse.de>
1466 PR tree-optimization/47559
1467 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1468 store-motion on references that can throw.
1470 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1472 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1473 * tree-pass.h (TDF_CSELIB): New macro.
1474 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1475 cselib_lookup): Check for it rather than for TDF_DETAILS.
1477 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1480 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1483 * opts.c (finish_options): Don't add x_aux_base_name if it is
1486 2011-02-01 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/47555
1490 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1492 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1494 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1497 * config/lm32/t-lm32: Add multilib for all CPU options.
1499 2011-02-01 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/47541
1502 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1503 sure to have a field at offset zero.
1505 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1507 * config/arc/arc.opt (EB, EL): New Driver options.
1509 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1511 * config/alpha/osf5.opt: New.
1512 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1514 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1516 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1518 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1520 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1522 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1523 is an alias of -floop-interchange and that it requires the
1524 Graphite infrastructure.
1525 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1526 flag_loop_interchange based on the value of flag_tree_loop_linear.
1528 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1529 Richard Guenther <rguenther@suse.de>
1531 PR tree-optimization/47538
1532 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1533 type instead of r1type, except for comparisons. For right
1534 shifts and comparisons punt if there are mismatches in
1535 sizetype vs. non-sizetype types.
1537 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1539 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1542 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1544 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1546 * configure: Regenerate.
1548 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1550 * configure.ac (gcc_cv_ld_static_option): Define.
1551 (gcc_cv_ld_dynamic_option): Define.
1552 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1554 (HAVE_LD_STATIC_DYNAMIC): Update message.
1555 (LD_STATIC_OPTION): Define.
1556 (LD_DYNAMIC_OPTION): Define.
1557 * configure: Regenerate.
1558 * config.in: Regenerate.
1559 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1560 HAVE_LD_STATIC_DYNAMIC]: Use them.
1562 2011-01-31 Nick Clifton <nickc@redhat.com>
1564 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1565 registers inside interrupt handlers if the handler is not a leaf
1568 2011-01-31 Nick Clifton <nickc@redhat.com>
1570 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1571 reg_renumber returning an INVALID_REGNUM.
1573 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1576 * doc/install.texi: Document host options discarded when cross
1577 configuring target libraries.
1579 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1582 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1585 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1587 (no_real_insns_p, schedule_block, set_priorities): Drop special
1588 treatment of boundary debug insns.
1589 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1590 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1591 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1592 (BOUNDARY_DEBUG_INSN_P): Likewise.
1593 (SCHEDULE_DEBUG_INSN_P): Likewise.
1594 * sched-rgn.c (init_ready_list): Drop special treatment of
1595 boundary debug insns.
1596 * final.c (rest_of_clean-state): Clear notes' BB.
1598 2011-01-31 Alan Modra <amodra@gmail.com>
1600 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1601 toc relative expressions as we do in print_operand_address.
1603 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1605 * doc/extend.texi: Follow spelling conventions.
1606 * doc/invoke.texi: Fix a typo.
1608 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1610 * config/hpux11.opt: New.
1611 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1612 ia64*-*-hpux*): Use hpux11.opt.
1614 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1616 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1619 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1621 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1624 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1626 * doc/install.texi (Binaries): Remove outdated reference for
1627 Motorola 68HC11/68HC12 downloads.
1629 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1631 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1634 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1637 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1640 2011-01-28 Ahmad Sharif <asharif@google.com>
1642 * value-prof.c (check_counter): Corrected error message.
1644 2011-01-29 Jie Zhang <jie@codesourcery.com>
1646 * config/arm/arm.c (arm_legitimize_reload_address): New.
1647 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1648 arm_legitimize_reload_address.
1649 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1651 2011-01-28 Ian Lance Taylor <iant@google.com>
1653 * godump.c (go_define): Ignore macros whose definitions include
1654 two adjacent operands.
1656 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1659 * varasm.c (force_const_mem): Store copy of x in desc->constant
1660 instead of x itself.
1661 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1662 itself into REG_EQUAL note.
1664 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1666 * config/freebsd.opt (posix, rdynamic): New Driver options.
1668 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1670 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1672 * configure: Regenerate.
1674 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1676 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1677 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1679 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1681 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1682 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1683 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1684 (s390_preferred_reload_class): Make static. Change return and
1685 'rclass' argument type to reg_class_t.
1687 2011-01-27 Jan Hubicka <jh@suse.cz>
1690 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1691 (process_function_and_variable_attributes): Check defined weakrefs.
1693 2011-01-27 Martin Jambor <mjambor@suse.cz>
1695 PR tree-optimization/47228
1696 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1697 build_ref_for_offset.
1699 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1701 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1703 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1705 PR rtl-optimization/46856
1706 * postreload.c (reload_combine_recognize_const_pattern): Do not
1707 separate cc0 setter and user on cc0 targets.
1709 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1712 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1713 passed a VOID_TYPE expression, immediately emit an error and
1714 return error_mark_node.
1716 2011-01-26 Jeff Law <law@redhat.com>
1718 PR rtl-optimization/47464
1719 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1720 rather than may_trap_p as needed.
1722 2011-01-26 DJ Delorie <dj@redhat.com>
1724 PR rtl-optimization/46878
1725 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1726 setter/user dependency as well.
1728 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1730 PR rtl-optimization/44469
1731 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1732 after removing trivially dead basic blocks.
1734 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1736 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1737 * config/frv/frv.h (LINK_SPEC): Likewise.
1738 * config/i386/netware.h (LINK_SPEC): Likewise.
1739 * config/m68k/linux.h (ASM_SPEC): Likewise.
1740 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1741 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1742 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1743 * config/sparc/linux.h (ASM_SPEC): Likewise.
1744 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1745 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1747 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1749 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1750 * config/frv/frv.h (ASM_SPEC): Likewise.
1751 * config/m68k/linux.h (ASM_SPEC): Likewise.
1752 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1753 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1754 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1755 * config/sparc/linux.h (ASM_SPEC): Likewise.
1756 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1757 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1759 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1761 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1762 * config/frv/frv.h (LINK_SPEC): Likewise.
1763 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1765 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1767 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1768 * config/frv/frv.h (ASM_SPEC): Likewise.
1769 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1770 * config/m68k/linux.h (ASM_SPEC): Likewise.
1771 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1772 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1773 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1774 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1775 * config/sparc/linux.h (ASM_SPEC): Likewise.
1776 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1777 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1778 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1780 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1783 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1785 (vec_extract_evenodd_help): Ditto.
1786 (vec_extract_evenv4hi): Ditto.
1787 (vec_extract_oddv4hi): Ditto.
1788 (vec_interleave_lowv2si): Ditto.
1789 (vec_interleave_highv2si): Ditto.
1790 (vec_extract_evenv2si): Ditto.
1791 (vec_extract_oddv2si: Ditto.
1792 (vec_pack_trunc_v2si): Ditto.
1794 2011-01-22 Jan Hubicka <jh@suse.cz>
1797 * cgraph.h (cgraph_local_info): New field can_change_signature.
1798 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1799 signature can change.
1800 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1802 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1803 (cgraph_function_versioning): We can not change signature of functions
1804 that don't allow that.
1805 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1806 (lto_input_node): Likewise.
1807 * ipa-inline.c (compute_inline_parameters): Compute
1808 local.can_change_signature.
1809 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1810 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1811 functions that can not change signature.
1812 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1813 init_cumulative_args): Do not use local calling conventions
1814 for functions that can not change signature.
1816 2011-01-22 Jan Hubicka <jh@suse.cz>
1818 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1820 2011-01-26 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/47190
1823 * cgraphunit.c (process_common_attributes): New function.
1824 (process_function_and_variable_attributes): Use it.
1826 2011-01-26 Richard Guenther <rguenther@suse.de>
1829 * cgraphbuild.c (record_eh_tables): Record reference to personality
1832 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1835 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1836 non-debug insns from moving up.
1838 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1841 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1842 t-dlldir{,-x} fragment for build and add it to tmake_file.
1843 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1844 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1845 * config/i386/t-dlldir: New file.
1846 (SHLIB_DLLDIR): Define.
1847 * config/i386/t-dlldir-x: New file.
1848 (SHLIB_DLLDIR): Define.
1849 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1850 (SHLIB_INSTALL): Use it.
1852 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1855 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1856 lower bound of the allowed Thumb-2 coprocessor load/store
1857 index range to -256. Add explaining comment.
1859 2011-01-25 Ian Lance Taylor <iant@google.com>
1861 * godump.c (go_define): Improve lexing of macro expansion to only
1862 accept expressions which match Go spec.
1864 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1867 * tree.c (handle_dll_attribute): Handle it.
1868 * doc/extend.texi (@item dllexport): Mention it.
1869 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1871 2011-01-25 Ian Lance Taylor <iant@google.com>
1873 PR tree-optimization/26854
1874 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1875 (decl_jump_unsafe): Move higher in file, with no other change.
1876 (bind): Set has_jump_unsafe_decl if appropriate.
1877 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1878 (check_earlier_gotos): Likewise.
1879 (c_check_switch_jump_warnings): Likewise.
1881 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1883 * doc/invoke.texi (Warning Options): Add missing hyphen.
1884 (-fprofile-dir): Minor grammatical fixes.
1885 (-fbranch-probabilities): Likewise.
1887 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1891 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1893 (no_real_insns_p, schedule_block, set_priorities): Drop special
1894 treatment of boundary debug insns.
1895 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1896 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1897 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1898 (BOUNDARY_DEBUG_INSN_P): Likewise.
1899 (SCHEDULE_DEBUG_INSN_P): Likewise.
1900 * sched-rgn.c (init_ready_list): Drop special treatment of
1901 boundary debug insns.
1902 * final.c (rest_of_clean-state): Clear notes' BB.
1904 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1906 * Makefile.in (LAMBDA_H): Removed.
1907 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1908 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1909 lambda-trans.o, and tree-loop-linear.o.
1910 (lto-symtab.o): Remove dependence on LAMBDA_H.
1911 (tree-loop-linear.o): Remove rule.
1912 (lambda-mat.o): Same.
1913 (lambda-trans.o): Same.
1914 (lambda-code.o): Same.
1915 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1916 (tree-vect-slp.o): Same.
1917 * hwint.h (gcd): Moved here.
1918 (least_common_multiple): Same.
1919 * lambda-code.c: Removed.
1920 * lambda-mat.c: Removed.
1921 * lambda-trans.c: Removed.
1922 * lambda.h: Removed.
1923 * tree-loop-linear.c: Removed.
1924 * lto-symtab.c: Do not include lambda.h.
1925 * omega.c (gcd): Removed.
1926 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1927 * tree-data-ref.c (print_lambda_vector): Moved here.
1928 (lambda_vector_copy): Same.
1929 (lambda_matrix_copy): Same.
1930 (lambda_matrix_id): Same.
1931 (lambda_vector_first_nz): Same.
1932 (lambda_matrix_row_add): Same.
1933 (lambda_matrix_row_exchange): Same.
1934 (lambda_vector_mult_const): Same.
1935 (lambda_vector_negate): Same.
1936 (lambda_matrix_row_negate): Same.
1937 (lambda_vector_equal): Same.
1938 (lambda_matrix_right_hermite): Same.
1939 * tree-data-ref.h: Do not include lambda.h.
1940 (lambda_vector): Moved here.
1941 (lambda_matrix): Same.
1942 (dependence_level): Same.
1943 (lambda_transform_legal_p): Removed declaration.
1944 (lambda_collect_parameters): Same.
1945 (lambda_compute_access_matrices): Same.
1946 (lambda_vector_gcd): Same.
1947 (lambda_vector_new): Same.
1948 (lambda_vector_clear): Same.
1949 (lambda_vector_lexico_pos): Same.
1950 (lambda_vector_zerop): Same.
1951 (lambda_matrix_new): Same.
1952 * tree-flow.h (least_common_multiple): Removed declaration.
1953 * tree-parloops.c (lambda_trans_matrix): Moved here.
1955 (LTM_ROWSIZE): Same.
1956 (LTM_COLSIZE): Same.
1957 (LTM_DENOMINATOR): Same.
1958 (lambda_trans_matrix_new): Same.
1959 (lambda_matrix_vector_mult): Same.
1960 (lambda_transform_legal_p): Same.
1961 * tree-pass.h (pass_linear_transform): Removed declaration.
1962 * tree-ssa-loop.c (tree_linear_transform): Removed.
1963 (gate_tree_linear_transform): Removed.
1964 (pass_linear_transform): Removed.
1965 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1966 flag_loop_interchange.
1968 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1970 PR tree-optimization/47265
1971 PR tree-optimization/47443
1972 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1973 if name still has some uses.
1975 2011-01-25 Martin Jambor <mjambor@suse.cz>
1977 PR tree-optimization/47382
1978 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1979 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1981 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1983 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1984 sjlj_except_unwind_info.
1986 2011-01-25 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/47426
1989 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1990 visible functions results escape.
1992 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1995 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1996 (arm_get_frame_offsets): Use it.
1998 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1999 Jakub Jelinek <jakub@redhat.com>
2001 PR tree-optimization/47271
2002 * tree-if-conv.c (bb_postdominates_preds): New.
2003 (if_convertible_bb_p): Call bb_postdominates_preds.
2004 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
2005 (predicate_scalar_phi): Call bb_postdominates_preds.
2007 2011-01-25 Nick Clifton <nickc@redhat.com>
2009 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
2010 * config/rx/rx.c (rx_function_value): Likewise.
2011 (rx_promote_function_mode): Likewise.
2012 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
2013 in order to make it legitimate.
2014 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
2015 make sure that the first operand is the same as the result register.
2016 (addsi3_unspec): Delete.
2017 (subdi3): Do not accept immediate operands.
2018 (subdi3_internal): Likewise.
2020 2011-01-25 Jeff Law <law@redhat.com>
2022 PR rtl-optimization/37273
2023 * ira-costs.c (scan_one_insn): Detect constants living in memory and
2024 handle them like argument loads from stack slots. Do not double
2025 count memory for memory constants and argument loads from stack slots.
2027 2011-01-25 Jakub Jelinek <jakub@redhat.com>
2029 PR tree-optimization/47427
2030 PR tree-optimization/47428
2031 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2032 coalesce if the new root var would be TREE_READONLY.
2034 2011-01-25 Richard Guenther <rguenther@suse.de>
2037 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
2038 correct type for TBAA.
2040 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2042 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
2043 (close_phi_written_to_memory): Call for_each_index with
2044 dr_indices_valid_in_loop.
2046 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2048 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
2049 when it is initialized.
2051 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2053 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
2054 call to graphite_find_data_references_in_stmt.
2055 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
2056 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
2057 call to graphite_find_data_references_in_stmt.
2058 (analyze_drs_in_stmts): Same.
2059 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
2060 in which the scalar analysis of indices is performed.
2061 (create_data_ref): Same. Update call to dr_analyze_indices.
2062 (find_data_references_in_stmt): Update call to create_data_ref.
2063 (graphite_find_data_references_in_stmt): Same.
2064 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
2066 (create_data_ref): Same.
2067 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
2068 call to create_data_ref.
2070 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2072 * graphite-sese-to-poly.c (build_poly_scop): Move
2073 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
2075 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2077 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
2078 VAR_DECL, PARM_DECL, and RESULT_DECL.
2080 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2082 * graphite-dependences.c (reduction_dr_1): Allow several reductions
2084 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
2085 that have already been marked as PBB_IS_REDUCTION.
2087 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2089 * graphite-scop-detection.c (same_close_phi_node): New.
2090 (remove_duplicate_close_phi): New.
2091 (make_close_phi_nodes_unique): New.
2092 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2094 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2096 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2097 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2098 of both data references to be the same.
2100 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2102 * graphite-dependences.c (build_lexicographical_constraint): Remove
2104 (build_lexicographical_constraint): Adjust call to
2105 ppl_powerset_is_empty.
2106 (dependence_polyhedron): Same.
2107 (graphite_legal_transform_dr): Same.
2108 (graphite_carried_dependence_level_k): Same.
2109 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2111 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2113 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2115 * graphite-sese-to-poly.c
2116 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2117 (close_phi_written_to_memory): New.
2118 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2121 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2123 * doc/install.texi: Update the expected version number of PPL to 0.11.
2124 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2125 #if PPL_VERSION_MINOR < 11.
2127 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2129 * graphite-dependences.c: Include graphite-cloog-util.h.
2130 (new_poly_ddr): Inlined into dependence_polyhedron.
2131 (free_poly_ddr): Moved close by new_poly_ddr.
2132 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2133 Early return NULL when ppl_powerset_is_empty returns true.
2134 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2135 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2136 (graphite_legal_transform_dr): Call new_poly_ddr.
2137 (graphite_carried_dependence_level_k): Same.
2138 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2139 (dot_transformed_deps_stmt_1): Removed.
2140 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2141 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2142 (dot_deps_1): Call dot_deps_2.
2143 * Makefile.in (graphite-dependences.o): Add missing dependence on
2144 graphite-cloog-util.h.
2146 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2148 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2149 (build_lexicographical_constraint): Same.
2150 (dependence_polyhedron_1): Same.
2151 (graphite_legal_transform_dr): Same.
2152 (graphite_carried_dependence_level_k): Same.
2153 * graphite-ppl.c (ppl_powerset_is_empty): New.
2154 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2155 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2157 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2159 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2160 the "a followed by b" relation and document it.
2162 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2164 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2165 iteration when the bag of constraints is empty.
2167 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2169 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2171 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2173 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2174 nest and two loop depths as parameters.
2175 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2176 lst_perfect_nestify.
2178 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2180 * graphite-dependences.c (print_pddr): Call
2181 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2183 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2185 * graphite-ppl.c (debug_gmp_value): New.
2186 * graphite-ppl.h (debug_gmp_value): Declared.
2188 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2190 * doc/install.texi: Document availability of cloog-0.16.
2192 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2194 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2195 invalid postdominance info.
2197 2011-01-24 Jan Hubicka <jh@suse.cz>
2200 * doc/extend.texi (weak pragma): Drop claim that it must
2201 appear before definition.
2202 * varasm.c (merge_weak, declare_weak): Only sanity check
2203 that DECL is not output at a time it is declared weak.
2205 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2207 * machmode.def: Fixed comments.
2209 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2211 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2213 2011-01-24 Paul Koning <ni1d@arrl.net>
2215 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2218 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2221 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2222 (block_info): Add scanned and prev.
2223 (move_or_delete_vzeroupper_2): Return if the basic block
2224 has been scanned and the upper 128bit state is unchanged
2226 (move_or_delete_vzeroupper_1): Return true if the exit
2228 (move_or_delete_vzeroupper): Visit basic blocks using the
2229 work-list based algorithm based on vt_find_locations in
2232 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2234 2011-01-24 Nick Clifton <nickc@redhat.com>
2236 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2237 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2238 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2239 then define __v850e1__.
2240 * doc/invoke.texi: Document -mv850es.
2242 2011-01-24 Richard Henderson <rth@redhat.com>
2244 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2245 compound unordered comparisons.
2246 * config/rx/rx.c (rx_split_fp_compare): Remove.
2247 * config/rx/rx-protos.h: Update.
2248 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2249 (cbranchsf4): Don't call rx_split_fp_compare.
2250 (*cbranchsf4): Use rx_split_cbranch.
2251 (*cmpsf): Don't accept "i" constraint.
2252 (*conditional_branch): Only valid after reload.
2253 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2255 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2258 * config/rs6000/altivec.md (vector constant splitters): Add
2259 support for creating vector single precision constants if -mvsx is
2260 used and we would create the constant using Altivec primitives.
2262 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2263 Richard Sandiford <rdsandiford@googlemail.com>
2265 PR rtl-optimization/47166
2266 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2267 mechanism for PRE_MODIFY and POST_MODIFY.
2268 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2271 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2273 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2275 2011-01-22 Jan Hubicka <jh@suse.cz>
2278 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2280 2011-01-22 Jan Hubicka <jh@suse.cz>
2282 PR tree-optimization/43884
2284 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2285 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2287 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2289 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2290 * config/s390/s390.c (s390_register_move_cost,
2291 s390_memory_move_cost): New.
2292 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2294 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2297 * except.c (sjlj_assign_call_site_values): Move setting the
2298 crtl->uses_eh_lsda flag to ...
2299 (sjlj_mark_call_sites): ... here.
2300 (sjlj_emit_function_enter): Support NULL dispatch label.
2301 (sjlj_build_landing_pads): In a function with no landing pads
2302 that still has must-not-throw regions, generate code to register
2303 a personality function with empty LSDA.
2305 2011-01-21 Richard Henderson <rth@redhat.com>
2307 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2309 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2311 * compare-elim.c: New file.
2312 * Makefile.in (OBJS-common): Add it.
2313 (compare-elim.o): New.
2314 * common.opt (fcompare-elim): New.
2315 * opts.c (default_options_table): Add OPT_fcompare_elim.
2316 * tree-pass.h (pass_compare_elim_after_reload): New.
2317 * passes.c (init_optimization_passes): Add it.
2318 * recog.h: Protect against re-inclusion.
2319 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2320 * doc/invoke.texi (-fcompare-elim): Document it.
2321 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2322 * doc/tm.texi: Rebuild.
2324 2011-01-22 Nick Clifton <nickc@redhat.com>
2326 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2327 rx_split_fp_compare.
2329 2011-01-22 Nick Clifton <nickc@redhat.com>
2331 * config/rx/rx.md (UNSPEC_CONST): New.
2332 (deallocate_and_return): Wrap the amount popped off the stack in
2333 an UNSPEC_CONST in order to stop it being rejected by
2334 -mmax-constant-size.
2335 (pop_and_return): Add a "(return)" rtx.
2336 (call): Drop the immediate operand.
2337 (call_internal): Likewise.
2338 (call_value): Likewise.
2339 (call_value_internal): Likewise.
2340 (sibcall_internal): Likewise.
2341 (sibcall_value_internal): Likewise.
2342 (sibcall): Likewise. Generate an explicit call using
2344 (sibcall_value): Likewise.
2345 (mov<>): FAIL if a constant operand is not legitimate.
2346 (addsi3_unpsec): New pattern.
2348 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2349 (ok_for_max_constant): New function.
2350 (gen_safe_add): New function.
2351 (rx_expand_prologue): Use gen_safe_add.
2352 (rx_expand_epilogue): Likewise.
2353 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2356 2011-01-21 Jeff Law <law@redhat.com>
2358 PR tree-optimization/47053
2359 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2360 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2361 statements are deleted.
2362 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2363 is nonempty, then purge dead edges and cleanup the CFG.
2365 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2369 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2371 * tree-dfa.c (create_var_ann): Mark variable as used.
2373 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2376 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2377 notes from other section in hot/cold partitioning even if
2378 last_action is -3. Increment call_site_base.
2380 PR rtl-optimization/47366
2381 * fwprop.c (forward_propagate_into): Return bool. If
2382 any changes are made, -fnon-call-exceptions is used and
2383 REG_EH_REGION note is present, call purge_dead_edges
2384 and return true if it purged anything.
2385 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2386 any EH edges were purged.
2388 2011-01-21 Jeff Law <law@redhat.com>
2390 PR rtl-optimization/41619
2391 * caller-save.c (setup_save_areas): Break out code to determine
2392 which hard regs are live across calls by examining the reload chains
2393 so that it is always used.
2394 Eliminate code which checked REG_N_CALLS_CROSSED.
2396 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2398 PR tree-optimization/47355
2399 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2400 NOP has non-debug uses beyond PHIs in new_bb.
2402 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2405 * cfgexpand.c (account_used_vars_for_block): Only account vars
2406 that are annotated as used.
2407 (estimated_stack_frame_size): Don't set TREE_USED.
2408 * tree-dfa.c (create_var_ann): Mark variable as used.
2410 2011-01-21 Richard Guenther <rguenther@suse.de>
2413 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2415 2011-01-21 Richard Guenther <rguenther@suse.de>
2417 PR tree-optimization/47365
2418 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2419 (vn_reference_lookup_pieces): Adjust.
2420 (vn_reference_lookup): Likewise.
2421 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2422 (vn_reference_lookup_3): Only look through kills if in
2423 VN_WALKREWRITE mode.
2424 (vn_reference_lookup_pieces): Adjust.
2425 (vn_reference_lookup): Likewise.
2426 (visit_reference_op_load): Likewise.
2427 (visit_reference_op_store): Likewise.
2428 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2429 (compute_avail): Likewise.
2430 (eliminate): Likewise.
2432 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2434 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2435 DECL_IGNORED_P non-reg vars if they are used.
2437 PR tree-optimization/47391
2438 * varpool.c (const_value_known_p): Return false if
2441 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2444 * config/i386/i386.c (ix86_local_alignment): Handle
2445 case for va_list_type_node is nil.
2446 (ix86_canonical_va_list_type): Likewise.
2448 2011-01-21 Alan Modra <amodra@gmail.com>
2450 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2451 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2453 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2455 * config/arm/arm.md (define_attr type): Rename f_load
2456 and f_store to f_fpa_load and f_fpa_store. Update.
2457 (write_conflict): Deal with rename fallout.
2458 (*push_fp_multi): Likewise.
2459 * config/arm/fpa.md (f_load): Use f_fpa_load.
2460 (f_store): Use f_fpa_store.
2461 (*movsf_fpa): Likewise.
2462 (*movdf_fpa): Likewise.
2463 (*movxf_fpa): Likewise.
2464 (*thumb2_movsf_fpa): Likewise.
2465 (*thumb2_movdf_fpa): Likewise.
2466 (*thumb2_movxf_fpa): Likewise.
2467 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2468 f_loadd and f_stored.
2469 (*thumb2_movdi_vfp): Likewise.
2470 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2471 (*thumb2_movsi_vfp): Likewise.
2472 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2473 Use f_loads instead of f_load.
2474 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2476 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2478 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2479 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2480 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2481 (xtensa_mode_dependent_address_p): New function.
2482 (constantpool_address_p): Make static. Change return type to bool.
2483 Change argument type to const_rtx. Use CONST_INT_P predicate.
2485 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2488 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2490 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2493 * cfgexpand.c (expand_debug_expr): Instead of generating
2494 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2497 2011-01-20 Richard Guenther <rguenther@suse.de>
2500 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2501 the pointer operand of MEM_REFs.
2503 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2505 PR tree-optimization/46130
2506 * ipa-split.c (consider_split): If return_bb contains non-virtual
2507 PHIs other than for retval or if split_function would not adjust it,
2510 2011-01-20 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/47167
2513 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2514 Revert previous change, only avoid enumeral type changes.
2516 2011-01-19 Mike Stump <mikestump@comcast.net>
2518 * doc/tm.texi.in (BRANCH_COST): Englishify.
2519 * doc/tm.texi (BRANCH_COST): Likewise.
2521 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2524 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2525 (gen_scheduled_generic_parms_dies): New functions.
2526 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2527 generation for the end of CU compilation.
2528 (dwarf2out_finish): Generate template parameters DIEs here.
2530 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2533 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2534 debug bind stmt on merge edges.
2536 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2540 * function.c (instantiate_expr): Instantiate incoming rtl of
2541 implicit arguments, and recurse on VALUE_EXPRs.
2542 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2543 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2545 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2547 * c-parser.c (c_parser_for_statement): Initialize
2548 collection_expression.
2550 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2552 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2554 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2556 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2557 (LINK_SHLIB_SPEC): Don't use %(link_path).
2558 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2560 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2562 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2563 (NO_SHARED_LIB_SUPPORT): Remove.
2564 (LINK_SHLIB_SPEC): Remove one conditional definition.
2566 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2568 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2570 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2571 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2572 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2573 %{call_shared} and conditionals on these options not being passed.
2574 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2577 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2579 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2582 * ipa-split.c: Spelling fixes.
2584 2011-01-19 Richard Henderson <rth@redhat.com>
2586 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2587 (*mulsi3): Likewise.
2589 * longlong.h [__mn10300__] (count_leading_zeros): New.
2590 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2591 [__mn10300__] (add_ssaaaa, subddmmss): New.
2592 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2593 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2595 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2597 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2599 2011-01-19 Richard Henderson <rth@redhat.com>
2601 * config/mn10300/mn10300.md (addsi3_flags): New.
2602 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2603 (subsi3_flags, subc_internal, subdi3): New.
2604 (subdi3_internal, *subdi3_degenerate): New.
2605 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2607 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2608 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2609 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2610 * config/mn10300/mn10300-protos.h: Update.
2611 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2612 (return_ret): Likewise. Rename from return_internal_regs.
2613 (return_internal): Remove.
2615 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2616 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2617 (mn10300_legitimate_constant_p): Likewise.
2618 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2619 (mn10300_frame_size): New.
2620 (mn10300_expand_prologue): Use it.
2621 (mn10300_expand_epilogue): Likewise.
2622 (mn10300_initial_offset): Likewise.
2623 * config/mn10300/mn10300-protos.h: Update.
2624 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2625 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2626 (prologue, epilogue, return_internal): Tidy output code.
2627 (mn10300_store_multiple_operation, return): Likewise.
2628 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2629 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2630 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2631 (load_pic, am33_load_pic): New.
2632 (mn10300_load_pic0, mn10300_load_pic1): New.
2634 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2635 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2636 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2637 (cc_flags_for_mode, cc_flags_for_code): New.
2638 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2639 overflow flag is not valid. Validate that the flags we need
2640 for the comparison are valid.
2641 (mn10300_output_cmp): Remove.
2642 (mn10300_output_add): New.
2643 (mn10300_select_cc_mode): Use cc_flags_for_code.
2644 (mn10300_split_cbranch): New.
2645 (mn10300_match_ccmode): New.
2646 (mn10300_split_and_operand_count): New.
2647 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2649 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2650 (addsi3): ... here. Use mn10300_output_add.
2651 (*addsi3_flags): New.
2652 (*am33_subsi3, *mn10300_subsi3): Merge...
2653 (subsi3): ... here. Use attribute isa.
2654 (*subsi3_flags): New.
2655 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2657 (*am33_andsi3, *mn10300_andsi3): Merge...
2659 (*andsi3_flags): New.
2660 (andsi3 splitters): New.
2661 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2663 (*iorsi3_flags): New.
2664 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2666 (*xorsi3_flags): New.
2667 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2668 (one_cmplsi2): ... here.
2669 (*one_cmplsi2_flags): New.
2670 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2671 instead of "dax" in constraints. Use mn10300_split_cbranch.
2672 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2673 use matching constraints to eliminate a self-comparison.
2674 (*integer_conditional_branch): Rename from integer_conditional_branch.
2675 Use int_mode_flags to match CC_REG.
2676 (*cbranchsi4_btst, *btstsi): New.
2677 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2678 mn10300_split_cbranch.
2679 (*am33_cmpsf): Rename from am33_cmpsf.
2680 (*float_conditional_branch): Rename from float_conditional_branch.
2681 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2682 (zero_extendqisi2): ... here.
2683 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2684 (zero_extendhisi2): ... here.
2685 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2686 (extendqisi2): ... here.
2687 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2688 (extendhisi2): ... here.
2689 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2690 (ashlsi3): ... here.
2691 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2692 (lshrsi3): ... here.
2693 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2694 (ashrsi3): ... here.
2695 (consecutive add peephole): Remove.
2696 * config/mn10300/predicates.md (label_ref_operand): New.
2697 (int_mode_flags): New.
2698 (CCZN_comparison_operator): New.
2700 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2701 (throughput_42_latency_43): New reservation.
2702 (mulsidi3, umulsidi3): New expanders.
2703 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2704 the MDR register to allocation; separately allocate the low and
2705 high parts of the DImode result.
2706 (umulsidi3_internal): Similarly.
2707 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2708 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2709 (udivsi3, umodsi3): Remove.
2710 (udivmodsi4, divmodsi4): New expanders.
2711 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2712 (*divmodsi4): Simiarly.
2713 (ext_internal): New.
2715 * config/mn10300/constraints.md ("z"): New constraint.
2716 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2717 (FIXED_REGISTERS): Don't fix MDR.
2718 (CALL_USED_REGSITERS): Reformat nicely.
2719 (REG_ALLOC_ORDER): Add MDR.
2720 (enum regclass): Add MDR_REGS.
2721 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2722 (IRA_COVER_CLASSES): Add MDR_REGS.
2723 (REGNO_REG_CLASS): Handle MDR_REG.
2724 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2725 (mn10300_register_move_cost): Likewise.
2726 * config/mn10300/mn10300.md (MDR_REG): New.
2727 (*movsi_internal): Handle moves to/from MDR_REGS.
2729 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2731 (mn10300_secondary_reload): Tidy combination reload classes.
2732 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2733 addresses for AM33. Allow symbolic offsets for reg+imm.
2734 (mn10300_regno_in_class_p): New.
2735 (mn10300_legitimize_reload_address): New.
2736 * config/mn10300/mn10300.h (enum reg_class): Remove
2737 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2738 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2740 (REG_CLASS_NAMES): Update to match.
2741 (REG_CLASS_CONTENTS): Likewise.
2742 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2743 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2744 (REGNO_IN_RANGE_P): Remove.
2745 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2746 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2747 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2748 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2749 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2750 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2751 (REGNO_GENERAL_P): New.
2752 (HAVE_POST_MODIFY_DISP): New.
2753 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2754 (LEGITIMIZE_RELOAD_ADDRESS): New.
2755 * config/mn10300/mn10300-protos.h: Update.
2757 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2758 DATA_REGS for AM33 stack-pointer destination.
2759 (mn10300_preferred_output_reload_class): Likewise.
2760 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2761 into a form appropriate for ...
2762 (TARGET_SECONDARY_RELOAD): New.
2763 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2764 * config/mn10300/mn10300-protos.h: Update.
2765 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2766 reload_insi; use the "A" constraint for the scratch; handle AM33
2767 moves of sp to non-address registers.
2769 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2770 (*movqi_internal): ... here.
2771 (*am33_movhi, *mn10300_movhi): Merge into...
2772 (*movhi_internal): ... here.
2773 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2774 as the source/destination of moves from/to SP.
2775 (movsf): Only allow for AM33-2.
2776 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2777 any integer constant constraint. Only allow for AM33-2. Tidy
2778 all of the alternative outputs.
2779 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2780 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2782 (udivsi3, umodsi3): New patterns for MN103 only.
2784 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2786 * doc/tm.texi.in: Spell out that a lack of register class unions
2788 * doc/tm.texi: Regenerate.
2790 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2792 PR rtl-optimization/47337
2793 * dce.c (check_argument_store): New function.
2794 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2796 PR tree-optimization/47290
2797 * tree-eh.c (infinite_empty_loop_p): New function.
2798 (cleanup_empty_eh): Use it.
2800 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2803 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2804 (a64_expand_widen_sum): Ditto.
2805 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2806 (vec_extract_evenodd_help): Ditto.
2807 (vec_extract_evenv4hi): Ditto.
2808 (vec_extract_oddv4hi): Ditto.
2809 (vec_extract_evenv2si): Ditto.
2810 (vec_extract_oddv2si): Ditto.
2811 (vec_extract_evenv2sf): Ditto.
2812 (vec_extract_oddv2sf): Ditto.
2813 (vec_pack_trunc_v4hi: Ditto.
2814 (vec_pack_trunc_v2si): Ditto.
2815 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2816 (vec_interleave_highv8qi): Ditto.
2818 (vec_extract_oddv8qi): Ditto.
2819 (vec_interleave_lowv4hi): Ditto.
2820 (vec_interleave_highv4hi): Ditto.
2821 (vec_interleave_lowv2si): Ditto.
2822 (vec_interleave_highv2si): Ditto.
2824 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2826 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2827 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2828 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2829 (pa_c_mode_for_suffix): New.
2830 (TARGET_EXPAND_BUILTIN): Define.
2831 (TARGET_C_MODE_FOR_SUFFIX): Define.
2832 (pa_builtins): Define.
2833 (pa_init_builtins): Register __float128 type and init new support
2835 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2836 * config/pa/quadlib.c (_U_Qfcopysign): New.
2838 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2841 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2842 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2845 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2847 PR tree-optimization/47179
2848 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2849 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2851 2011-01-18 Richard Guenther <rguenther@suse.de>
2853 PR rtl-optimization/47216
2854 * emit-rtl.c: Include tree-flow.h.
2855 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2856 of replicating it with different semantics.
2857 * Makefile.in (emit-rtl.o): Adjust.
2859 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2861 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2862 (cortex_a9_dp): Handle neon types correctly.
2864 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2866 PR rtl-optimization/47299
2867 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2868 subtarget. Use normal multiplication if both operands are constants.
2869 * expmed.c (expand_widening_mult): Don't try to optimize constant
2870 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2873 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2875 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2876 spacing after 'e.g.', typos, comma, hyphenation.
2878 2011-01-17 Richard Henderson <rth@redhat.com>
2880 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2881 (rx_restricted_mem_operand): New.
2882 (rx_shift_operand): Use register_operand.
2883 (rx_source_operand, rx_compare_operand): Likewise.
2884 * config/rx/rx.md (addsi3_flags): New expander.
2885 (adddi3): Rewrite as expander.
2886 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2887 (subsi3_flags): New expander.
2888 (subdi3): Rewrite as expander.
2889 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2891 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2892 (rx_init_builtins): Remove sat builtin.
2893 (rx_expand_builtin): Likewise.
2894 * config/rx/rx.md (ssaddsi3): New.
2895 (*sat): Rename from sat. Represent the CC_REG input.
2897 * config/rx/predicates.md (rshift_operator): New.
2898 * config/rx/rx.c (rx_expand_insv): Remove.
2899 * config/rx/rx-protos.h: Update.
2900 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2901 operand to the canonical position.
2902 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2903 (*bitclr, *bitclr_in_memory): Similarly.
2904 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2905 (insv): Retain the zero_extract in the expansion.
2907 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2908 (bswaphi2, bitinvert, revw): Likewise.
2910 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2911 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2912 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2913 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2914 (bitset, bitset_in_memory): Likewise.
2915 (bitinvert, bitinvert_in_memory): Likewise.
2916 (bitclr, bitclr_in_memory): Likewise.
2917 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2918 (rx_strend, rx_cmpstrn): Likewise.
2919 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2920 (bitop peep2 patterns): Remove.
2922 * config/rx/rx.c (rx_match_ccmode): New.
2923 * config/rx/rx-protos.h: Update.
2924 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2925 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2926 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2927 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2928 (fix_truncsfsi2, floatsisf2): Likewise.
2929 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2930 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2931 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2932 (*subsi3_flags, *xorsi3_flags): New.
2934 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2936 * config/rx/rx.c (rx_print_operand): Remove workaround for
2937 unsplit comparison operations.
2939 * config/rx/rx.md (movsicc): Split after reload.
2940 (*movsicc): Merge *movsieq and *movsine via match_operator.
2941 (*stcc): New pattern.
2943 * config/rx/rx.c (rx_float_compare_mode): Remove.
2944 * config/rx/rx.h (rx_float_compare_mode): Remove.
2945 * config/rx/rx.md (cstoresi4): Split after reload.
2946 (*sccc): New pattern.
2948 * config/rx/predicates.md (label_ref_operand): New.
2949 (rx_z_comparison_operator): New.
2950 (rx_zs_comparison_operator): New.
2951 (rx_fp_comparison_operator): New.
2952 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2953 Validate that the flags are set properly for the comparison.
2954 (rx_gen_cond_branch_template): Remove.
2955 (rx_cc_modes_compatible): Remove.
2956 (mode_from_flags): New.
2957 (flags_from_code): Rename from flags_needed_for_conditional.
2958 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2959 (rx_select_cc_mode): Likewise.
2960 (rx_split_fp_compare): New.
2961 (rx_split_cbranch): New.
2962 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2963 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2964 (*cbranchsf4): Similarly.
2965 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2966 match_operator and rx_split_cbranch.
2967 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2968 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2969 (*cmpsi): Rename from cmpsi.
2970 (*tstsi): Rename from tstsi.
2971 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2972 (*conditional_branch): Rename from conditional_branch.
2973 (*reveresed_conditional_branch): Remove.
2974 (b<code>): Remove expander.
2975 * config/rx/rx-protos.h: Update.
2977 * config/rx/rx.c (rx_compare_redundant): Remove.
2978 * config/rx/rx.md (cmpsi): Don't use it.
2979 * config/rx/rx-protos.h: Update.
2981 * config/rx/rx-modes.def (CC_F): New mode.
2982 * config/rx/rx.c (rx_select_cc_mode): New.
2983 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2984 * config/rx/rx-protos.h: Update.
2986 2011-01-17 Richard Henderson <rth@redhat.com>
2988 * except.c (dump_eh_tree): Fix stray ; after for statement.
2990 2011-01-17 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/47313
2993 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2994 handling before copying the body. Properly deal with
2995 by-reference result in SSA form.
2997 2011-01-17 Ian Lance Taylor <iant@google.com>
3000 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
3001 (struct_value_alias_set): Don't define.
3002 (sparc_option_override): Don't set sparc_sr_alias_set and
3003 struct_value_alias_set.
3004 (save_or_restore_regs): Use gen_frame_mem rather than calling
3006 (sparc_struct_value_rtx): Likewise.
3008 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
3011 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
3013 (_mm_maskstore_pd): Likewise.
3014 (_mm_maskload_ps): Likewise.
3015 (_mm_maskstore_ps): Likewise.
3016 (_mm256_maskload_pd): Change mask to __m256i.
3017 (_mm256_maskstore_pd): Likewise.
3018 (_mm256_maskload_ps): Likewise.
3019 (_mm256_maskstore_ps): Likewise.
3021 * config/i386/i386-builtin-types.def: Updated.
3022 (ix86_expand_special_args_builtin): Likewise.
3024 * config/i386/i386.c (bdesc_special_args): Update
3025 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
3026 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
3027 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
3028 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
3030 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
3031 Use <avxpermvecmode> on mask register.
3032 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
3034 2011-01-17 Olivier Hainque <hainque@adacore.com>
3035 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3036 Eric Botcazou <ebotcazou@adacore.com>
3039 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
3040 if <= USHRT_MAX in 32-bit mode.
3042 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3044 * doc/install.texi (Configuration, Specific): Wrap long
3045 lines in examples. Allow line wrapping in long options
3046 and URLs where beneficial for PDF output.
3048 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
3050 * config/mips/mips.c (mips_classify_symbol): Don't return
3051 SYMBOL_PC_RELATIVE for nonlocal labels.
3053 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
3055 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
3057 2011-01-15 Jan Hubicka <jh@suse.cz>
3059 PR tree-optimization/47276
3060 * ipa.c (function_and_variable_visibility): Do not try to mark alias
3061 declarations as needed.
3063 2011-01-15 Martin Jambor <mjambor@suse.cz>
3065 * common.opt (fdevirtualize): New flag.
3066 * doc/invoke.texi (Option Summary): Document it.
3067 * opts.c (default_options_table): Add devirtualize flag.
3068 * ipa-prop.c (detect_type_change): Return immediately if
3069 devirtualize flag is not set.
3070 (detect_type_change_ssa): Likewise.
3071 (compute_known_type_jump_func): Likewise.
3072 (ipa_analyze_virtual_call_uses): Likewise.
3074 2011-01-14 Martin Jambor <mjambor@suse.cz>
3076 PR tree-optimization/45934
3077 PR tree-optimization/46302
3078 * ipa-prop.c (type_change_info): New type.
3079 (stmt_may_be_vtbl_ptr_store): New function.
3080 (check_stmt_for_type_change): Likewise.
3081 (detect_type_change): Likewise.
3082 (detect_type_change_ssa): Likewise.
3083 (compute_complex_assign_jump_func): Check for dynamic type change.
3084 (compute_complex_ancestor_jump_func): Likewise.
3085 (compute_known_type_jump_func): Likewise.
3086 (compute_scalar_jump_functions): Likewise.
3087 (ipa_analyze_virtual_call_uses): Likewise.
3088 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
3090 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3092 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3093 * config/i386/i386.opt (msse5): New Alias.
3095 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3097 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3098 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3099 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3100 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3102 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3104 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3106 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3107 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3108 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3109 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3111 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3113 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3115 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3117 2011-01-14 Mike Stump <mikestump@comcast.net>
3119 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3120 * config/fr30/fr30.md: Likweise
3121 (movsi_push): Likewise.
3122 (movsi_pop): Likewise.
3123 (enter_func): Likewise.
3124 * config/moxie/moxie.md (movsi_push): Likewise.
3125 (movsi_pop): Likewise.
3127 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3129 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3130 %{no_archive} %{exact_version}.
3131 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3132 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3133 %{no_archive} %{exact_version}.
3134 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3135 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3136 * config/mips/vxworks.h: Likewise.
3138 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3140 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3142 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3144 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3145 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3147 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3149 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3152 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3154 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3156 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3157 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3159 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3160 Don't handle -shlib.
3162 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3164 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3165 (CC1_SPEC): Don't handle -profile.
3167 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3169 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3170 * config/mips/mips.h (CC1_SPEC): Likewise.
3172 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3174 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3175 * config/mips/mips.h (CC1_SPEC): Likewise.
3177 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3179 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3180 * config/m32r/linux.h (LINK_SPEC): Likewise.
3181 * config/mips/linux.h (LINK_SPEC): Likewise.
3182 * config/mips/linux64.h (LINK_SPEC): Likewise.
3183 * config/sparc/linux.h (LINK_SPEC): Likewise.
3184 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3185 LINK_SPEC): Likewise.
3186 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3188 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3190 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3192 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3194 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3196 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3197 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3199 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3201 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3203 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3205 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3206 supports -Bstatic/-Bdynamic.
3207 * configure: Regenerate.
3209 2011-01-14 Jan Hubicka <jh@suse.cz>
3210 Jack Howarth <howarth@bromo.med.uc.edu>
3213 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3214 when checking debug_info_level. Test write_symbols instead of
3215 debug_hooks->var_location when setting flag_var_tracking_uninit.
3217 2011-01-14 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/47179
3220 * target.def (ref_may_alias_errno): New target hook.
3221 * targhooks.h (default_ref_may_alias_errno): Declare.
3222 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3223 (default_ref_may_alias_errno): New function.
3224 * target.h (struct ao_ref_s): Declare.
3225 * tree-ssa-alias.c: Include target.h.
3226 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3227 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3228 (targhooks.o): Likewise.
3229 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3230 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3232 2011-01-14 Richard Guenther <rguenther@suse.de>
3234 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3236 2011-01-14 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/47280
3239 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3241 (tree_ssa_forward_propagate_single_use_vars): Deal with
3242 CFG changes from associate_plusminus.
3244 2011-01-14 Richard Guenther <rguenther@suse.de>
3248 2011-01-11 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/46076
3251 * tree-ssa.c (useless_type_conversion_p): Conversions from
3252 unprototyped to empty argument list function types are useless.
3254 2011-01-14 Richard Guenther <rguenther@suse.de>
3256 PR tree-optimization/47286
3257 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3259 2011-01-14 Martin Jambor <mjambor@suse.cz>
3262 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3264 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3266 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3267 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3268 * config/xtensa/xtensa.c (xtensa_libcall_value,
3269 xtensa_function_value_regno_p): New functions.
3270 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3272 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3275 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3277 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3278 New function prototype.
3279 * config/i386/winnt.c (i386_pe_assemble_visibility):
3280 Warn only if attribute was specified by user.
3282 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3285 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3287 (floatunsdidf2_fcfidu): Ditto.
3289 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3291 * config/s390/s390.c (print_operand_address): Replace 'error' with
3292 'output_operand_lossage'.
3293 (print_operand): Likewise.
3295 2011-01-13 Jeff Law <law@redhat.com>
3297 PR rtl-optimization/39077
3298 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3299 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3300 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3301 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3302 * gcse.c (prune_insertions_deletions): New function.
3303 (compute_pre_data): Use it.
3305 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3308 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3310 (prune_unused_types_mark): Use it.
3312 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3314 PR rtl-optimization/45352
3315 * sel-sched.c: Update copyright years.
3316 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3317 in the advancing loop when we have issued issue_rate insns.
3319 2011-01-12 Richard Henderson <rth@redhat.com>
3321 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3322 (TARGET_MD_ASM_CLOBBERS): New.
3324 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3325 (TARGET_DELEGITIMIZE_ADDRESS): New.
3327 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3328 (clzsi2, *bsch): New patterns.
3330 * config/mn10300/mn10300.md (INT): New mode iterator.
3331 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3333 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3334 flag_split_wide_types.
3336 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3337 (mn10300_trampoline_init): Rewrite without a template, an immediate
3338 load and a direct branch.
3339 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3341 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3343 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3344 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3345 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3346 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3348 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3351 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3354 2011-01-12 Jan Hubicka <jh@suse.cz>
3357 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3358 (PLUGIN_COND_CLOSE): New macro.
3359 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3361 2011-01-12 Richard Guenther <rguenther@suse.de>
3364 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3365 register variables in a MEM_REF.
3367 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3369 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3370 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3371 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3372 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3373 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3374 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3375 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3376 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3377 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3378 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3379 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3380 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3381 * config/gnu-user.h: New. Copied from linux.h.
3382 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3383 GNU_USER_TARGET_STARTFILE_SPEC.
3384 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3385 GNU_USER_TARGET_ENDFILE_SPEC.
3386 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3387 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3388 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3389 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3390 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3391 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3392 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3393 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3394 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3395 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3396 * config/arm/linux-eabi.h (CC1_SPEC): Use
3397 GNU_USER_TARGET_CC1_SPEC.
3398 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3399 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3400 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3401 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3402 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3403 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3404 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3405 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3407 2011-01-12 Richard Guenther <rguenther@suse.de>
3410 * doc/invoke.texi (ffast-math): Document it is turned on
3413 2011-01-12 Jan Hubicka <jh@suse.cz>
3415 PR tree-optimization/47233
3416 * opts.c (common_handle_option): Disable ipa-reference with profile
3419 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3421 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3424 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3426 * c-parser.c (c_lex_one_token): Updated and reindented some
3427 comments. No changes in code.
3429 2011-01-11 Ian Lance Taylor <iant@google.com>
3431 * godump.c (go_output_var): Don't output the variable if there is
3432 already a type with the same name.
3434 2011-01-11 Ian Lance Taylor <iant@google.com>
3436 * godump.c (go_format_type): Don't generate float80.
3438 2011-01-11 Richard Henderson <rth@redhat.com>
3440 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3441 declaration. Rewrite for both speed and size.
3442 (mn10300_address_cost_1): Remove.
3443 (mn10300_register_move_cost): New.
3444 (mn10300_memory_move_cost): New.
3445 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3446 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3447 extensions, shifts, BSWAP, CLZ.
3448 (mn10300_wide_const_load_uses_clr): Remove.
3449 (TARGET_REGISTER_MOVE_COST): New.
3450 (TARGET_MEMORY_MOVE_COST): New.
3451 * config/mn10300/mn10300-protos.h: Update.
3452 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3454 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3455 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3456 * config/mn10300/mn10300-protos.h: Update.
3457 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3458 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3459 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3460 (*test_int_bitfield, *test_byte_bitfield): Remove.
3461 (*bit_test, *subreg_bit_test): Remove.
3462 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3464 * config/mn10300/constraints.md ("c"): Rename from "A".
3465 ("A", "D"): New constraint letters.
3466 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3467 (fmssf4, fnmasf4, fnmssf4): Likewise.
3469 * config/mn10300/mn10300.md (isa): New attribute.
3470 (enabled): New attribute.
3472 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3473 (abssf2, negsf2): Define only for hardware fp.
3474 (sqrtsf2): Reformat.
3475 (addsf3, subsf3, mulsf3): Merge expander and insn.
3477 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3478 (DEBUGGER_AUTO_OFFSET): Remove.
3479 (DEBUGGER_ARG_OFFSET): Remove.
3481 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3482 Emit register stores with the same offsets as the hardware.
3483 (mn10300_store_multiple_operation): Don't check that the register
3484 save offsets are monotonic.
3485 * config/mn10300/mn10300-protos.h: Update.
3487 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3489 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3490 in terms of the value on the stack, not the MDR register.
3492 2011-01-11 Jan Hubicka <jh@suse.cz>
3496 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3497 (symbol_alias_set_destroy, symbol_alias_set_contains,
3498 propagate_aliases_backward): Declare.
3499 * lto-streamer-out.c (struct sets): New sturcture.
3500 (trivally_defined_alias): New function.
3501 (output_alias_pair_p): Rewrite.
3502 (output_unreferenced_globals): Fix output of alias pairs.
3503 (produce_symtab): Likewise.
3504 * ipa.c (function_and_variable_visibility): Set weak alias destination
3506 * varasm.c (symbol_alias_set_t): Remove.
3507 (symbol_alias_set_destroy): Export.
3508 (propagate_aliases_forward, propagate_aliases_backward): New functions
3510 (compute_visible_aliases): ... this one; remove.
3511 (trivially_visible_alias): New
3512 (trivially_defined_alias): New.
3513 (remove_unreachable_alias_pairs): Rewrite.
3514 (finish_aliases_1): Reorganize code checking if alias is defined.
3515 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3518 2011-01-11 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/46076
3521 * tree-ssa.c (useless_type_conversion_p): Conversions from
3522 unprototyped to empty argument list function types are useless.
3524 2011-01-11 Richard Guenther <rguenther@suse.de>
3527 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3528 volatile MEMs as MEM_READONLY_P.
3530 2011-01-11 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/47239
3533 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3535 2011-01-11 Jeff Law <law@redhat.com>
3537 PR tree-optimization/47086
3538 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3539 IVs from statements that might throw.
3541 2011-01-10 Jan Hubicka <jh@suse.cz>
3544 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3546 2011-01-10 Jan Hubicka <jh@suse.cz>
3549 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3550 when correcting profile.
3552 2011-01-10 Jan Hubicka <jh@suse.cz>
3555 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3557 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3558 Restore DECL_FINI_PRIORITY.
3560 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3562 * doc/gimple.texi: Fix quoting of multi-word return values in
3563 @deftypefn statements. Ensure presence of return value. Wrap
3564 overlong @deftypefn lines.
3565 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3566 descriptions of removed functions.
3567 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3568 of multi-word return value in @deftypefn statement.
3570 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3572 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3573 (Conditional Expressions, Logical Operators)
3574 (Statement and operand traversals): Do not indent smallexample
3575 code. Fix duplicate function argument in example.
3577 2011-01-10 Jeff Law <law@redhat.com>
3579 PR tree-optimization/47141
3580 * ipa-split.c (split_function): Handle case where we are
3581 returning a value and the return block has a virtual operand phi.
3583 2011-01-10 Jan Hubicka <jh@suse.cz>
3585 PR tree-optimization/47234
3586 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3587 (pass_feedback_split_functions): Declare.
3588 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3590 * ipa-split.c (gate_split_functions): Update comments; disable
3591 split-functions for profile_arc_flag and branch_probabilities.
3592 (gate_feedback_split_functions): New function.
3593 (execute_feedback_split_functions): New function.
3594 (pass_feedback_split_functions): New global var.
3596 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3599 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3600 calling gimple_call_set_cannot_inline.
3602 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3604 * config/darwin-sections.def: Remove unused section.
3606 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3609 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3611 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3614 * c-parser.c (c_parser_declaration_or_fndef): Improved
3617 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3619 * config/i386/winnt.c (i386_pe_start_function): Make sure
3620 to switch back to function's section.
3622 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3626 * plugin.c: Move include of dlfcn.h from here...
3627 * system.h: ... to here.
3629 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3631 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3633 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3634 two extra empty pages in PDF output.
3636 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3639 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3640 for error recovery purposes behave as if it was not specified so
3641 that the default type is usd.
3643 2011-01-07 Jan Hubicka <jh@suse.cz>
3645 PR tree-optmization/46469
3646 * ipa.c (function_and_variable_visibility): Clear needed flags on
3647 nodes with external decls; handle weakrefs merging correctly.
3649 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3651 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3654 2011-01-07 Jan Hubicka <jh@suse.cz>
3656 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3657 and no longer claim that gold is required for linker plugin.
3658 * configure: Regenerate.
3659 * gcc.c (PLUGIN_COND): New macro.
3660 (LINK_COMMAND_SPEC): Use it.
3661 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3662 * config.in (HAVE_LTO_PLUGIN): New.
3663 * configure.ac (--with-lto-plugin): New parameter; autodetect
3666 2011-01-07 Jan Hubicka <jh@suse.cz>
3668 PR tree-optimization/46367
3669 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3670 when we can update original.
3671 (cgraph_mark_inline_edge): Sanity check.
3672 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3674 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3676 * config/spu/spu.h (ASM_COMMENT_START): Define.
3678 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3682 (SWITCH_KEEP_FOR_GCC): Likewise.
3683 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3684 (do_spec_1): Handle "%>".
3686 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3688 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3691 * config/i386/i386.c (ix86_delegitimize_address): If
3692 simplify_gen_subreg fails, return orig_x.
3695 * value-prof.c (gimple_stringop_fixed_value): Handle
3696 lhs of the call properly.
3698 2011-01-07 Jan Hubicka <jh@suse.cz>
3701 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3703 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3705 * target.def (function_switched_text_sections): New hook.
3706 * doc/tm.texi: Regenerated.
3707 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3708 * final.c (default_function_switched_text_sections): New.
3709 (final_scan_insn): Call function_switched_text_sections when a
3710 mid-function section change occurs.
3711 * output.h (default_function_switched_text_sections): Declare.
3712 * config/darwin-protos.h (darwin_function_switched_text_sections):
3714 * config/darwin.c (darwin_function_switched_text_sections): New.
3715 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3717 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3719 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3720 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3721 the secondary code fragment when outputting for DWARF == 2.
3723 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3725 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3726 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3728 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3729 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3731 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3734 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3735 when it is not empty.
3737 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3740 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3741 (case ${target}): Add btver1.
3742 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3743 -march=native recognize btver1 processors.
3744 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3745 btver1 def_and_undef
3746 * config/i386/i386.c (struct processor_costs btver1_cost): New
3748 (m_BTVER1): New definition.
3749 (m_AMD_MULTIPLE): Includes m_BTVER1.
3750 (initial_ix86_tune_features): Add btver1 tune.
3751 (processor_target_table): Add btver1 entry.
3752 (static const char *const cpu_names): Add btver1 entry.
3753 (software_prefetching_beneficial_p): Add btver1.
3754 (ix86_option_override_internal): Add btver1 instruction sets.
3755 (ix86_issue_rate): Add btver1.
3756 (ix86_adjust_cost): Add btver1.
3757 * config/i386/i386.h (TARGET_BTVER1): New definition.
3758 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3759 (enum processor_type): Add PROCESSOR_BTVER1.
3760 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3762 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3765 * config/i386/i386.c (legitimize_tls_address)
3766 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3767 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3768 (tls_initial_exec_64_sun): New pattern.
3770 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3772 * doc/invoke.texi (Overall Options): Improve wording and markup
3773 of the description of -wrapper.
3775 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3777 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3778 rdynamic, threads): New Driver options.
3780 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3783 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3784 if coming from .tdata.
3785 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3787 2011-01-06 Jan Hubicka <jh@suse.cz>
3790 * collect2.c (main): Do not enable LTOmode when plugin is active.
3792 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3795 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3796 --version output if supported.
3797 * configure: Regenerate.
3799 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3801 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3804 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3807 * c-convert.c (convert): When converting a complex expression
3808 other than COMPLEX_EXPR to a different complex type, ensure
3809 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3810 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3811 when converting COMPLEX_TYPE.
3813 2011-01-06 Ira Rosen <irar@il.ibm.com>
3815 PR tree-optimization/47139
3816 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3817 only the last reduction value is used outside the loop. Update
3820 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3822 * config/rtems.opt: New.
3823 * config.gcc (*-*-rtems*): Use rtems.opt.
3825 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3827 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3828 processors do not support 3DNow instructions.
3830 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3832 * config/spu/spu.c (spu_option_override): Set parameter
3833 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3835 2011-01-05 Jan Hubicka <jh@suse.cz>
3837 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3838 at the command line.
3840 2011-01-05 Martin Jambor <mjambor@suse.cz>
3843 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3844 deltas on streamed outgoing edges.
3845 (output_node_opt_summary): Output info for outgoing edges only when
3846 the node is in new parameter set.
3847 (output_cgraph_opt_summary): New parameter set, passed to the two
3848 aforementioned functions. Update its forward declaration and its
3851 2011-01-05 Tom Tromey <tromey@redhat.com>
3853 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3854 operator to c_finish_omp_atomic.
3855 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3856 (build_unary_op): Update.
3857 (build_modify_expr): Update.
3858 (build_asm_expr): Update.
3860 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3862 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3863 newly inserted insns.
3865 (spu_emit_branch_hint): Likewise.
3866 (insert_hbrp_for_ilb_runout): Likewise.
3867 (spu_machine_dependent_reorg): Call df_finish_pass after
3868 schedule_insns returns.
3870 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3872 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3874 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3876 PR tree-optimization/47005
3877 * tree-sra.c (struct access): Add 'non_addressable' bit.
3878 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3879 (decide_one_param_reduction): Return 0 if the parameter is passed by
3880 reference and one of the accesses in the group is non_addressable.
3882 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3884 PR tree-optimization/47056
3885 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3886 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3887 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3889 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3891 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3892 initializer. Skip view conversions from aggregate types.
3894 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3897 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3899 2011-01-04 Philipp Thomas <pth@suse.de>
3901 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3904 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3906 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3907 on empty epilogue sequences.
3909 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3911 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3912 non-static): New Driver options.
3914 2011-01-04 Jie Zhang <jie@codesourcery.com>
3917 * gcc.c (default_compilers[]): Set combinable field to 0
3918 for all assembly languages.
3920 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3922 * config/mips/loongson3a.md: New file.
3923 * config/mips/mips.md: Include loongson3a.md.
3924 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3927 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3930 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3931 instead of convert_memory_address_addr_space on the base expression.
3933 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3935 * config/spu/spu.c (spu_option_override): Update error text
3936 for bad -march= / -mtune= values.
3938 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3940 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3941 if branch-hint optimization will be performed.
3943 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3945 PR tree-optimization/47148
3946 * ipa-split.c (split_function): Convert arguments to
3947 DECL_ARG_TYPE if possible.
3949 PR tree-optimization/47155
3950 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3953 PR rtl-optimization/47157
3954 * combine.c (try_combine): If undobuf.other_insn becomes
3955 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3956 and set *new_direct_jump_p too.
3958 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3960 PR tree-optimization/47021
3961 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3963 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3965 * gcc.c (process_command): Update copyright notice dates.
3966 * gcov.c (print_version): Likewise.
3967 * gcov-dump.c (print_version): Likewise.
3968 * mips-tfile.c (main): Likewise.
3969 * mips-tdump.c (main): Likewise.
3971 2011-01-03 Martin Jambor <mjambor@suse.cz>
3973 PR tree-optimization/46801
3974 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3975 aggregate fields start at byte boundary instead of the bit-field flag.
3977 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3980 * gcc.c (main): Revert revision 168407.
3982 2011-01-03 Martin Jambor <mjambor@suse.cz>
3984 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3986 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3988 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3989 vector optab to expand vector/scalar shift, update gimple to vector.
3991 2011-01-03 Martin Jambor <mjambor@suse.cz>
3993 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3996 2011-01-03 Martin Jambor <mjambor@suse.cz>
3998 PR tree-optimization/46984
3999 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
4001 (cgraph_create_indirect_edge): Fixed line length.
4002 (cgraph_indirect_call_info): Declare.
4003 (cgraph_make_edge_direct) Update declaration.
4004 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
4005 (cgraph_create_indirect_edge): Use it.
4006 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
4008 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
4009 the new thunk_delta representation.
4010 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
4012 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
4013 (ipa_read_indirect_edge_info): Likewise.
4014 * lto-cgraph.c (output_edge_opt_summary): New function.
4015 (output_node_opt_summary): Call it on all outgoing edges.
4016 (input_edge_opt_summary): New function.
4017 (input_node_opt_summary): Call it on all outgoing edges.
4019 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
4022 * gcc.c (main): Don't check have_o when settting combine_inputs.
4024 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
4026 * regrename.c: Add general comment describing the pass.
4027 (struct du_head): Remove 'length' field.
4028 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
4029 (regrename_optimize): Do not sort chains. Rework comments, add others.
4030 Force renaming to the preferred class (if any) in the first pass and do
4031 not consider registers that belong to it in the second pass.
4032 (create_new_chain): Do not set 'length' field.
4033 (scan_rtx_reg): Likewise.
4035 2011-01-02 Jakub Jelinek <jakub@redhat.com>
4037 PR tree-optimization/47140
4038 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
4039 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
4042 PR rtl-optimization/47028
4043 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
4044 parm_birth_insn instead of at the beginning of first bb.
4046 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
4048 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
4049 Remove the word "see" before "@pxref".
4050 * doc/rtl.texi: Remove the word "see" before "@pxref".
4052 2011-01-01 Jan Hubicka <jh@suse.cz>
4054 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
4057 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
4060 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
4063 Copyright (C) 2011 Free Software Foundation, Inc.
4065 Copying and distribution of this file, with or without modification,
4066 are permitted in any medium without royalty provided the copyright
4067 notice and this notice are preserved.