1 2011-02-19 Richard Guenther <rguenther@suse.de>
4 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
5 Remove lazy BLOCK_VARS streaming.
6 (lto_input_ts_block_tree_pointers): Likewise.
7 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
9 2011-02-19 Joseph Myers <joseph@codesourcery.com>
11 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
13 2011-02-19 Joseph Myers <joseph@codesourcery.com>
15 * config/i386/biarch32.h, config/i386/mach.h,
16 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
18 2011-02-19 Jakub Jelinek <jakub@redhat.com>
21 * config/i386/i386.md (peephole2 for shift and plus): Use
22 operands[1] original mode in the first insn.
24 2011-02-18 Mike Stump <mikestump@comcast.net>
26 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
28 2011-02-18 Jan Hubicka <jh@suse.cz>
31 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
32 to zero when the function is not inlinable at all.
34 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
36 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
37 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
38 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
39 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
40 * config/pa/t-pa64: Likewise.
41 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
43 2011-02-18 Jakub Jelinek <jakub@redhat.com>
46 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
48 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
51 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
53 2011-02-18 Anatoly Sokolov <aesok@post.ru>
55 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
56 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
57 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
58 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
59 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
60 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
61 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
62 m32r_load_postinc_p, m32r_store_preinc_predec_p,
63 m32r_legitimate_address_p): New functions.
64 * config/m32r/constraints.md (constraint "S"): Don't use
65 STORE_PREINC_PREDEC_P.
66 (constraint "U"): Don't use LOAD_POSTINC_P.
68 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
70 PR rtl-optimization/46178
71 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
72 compute ira_hard_regno_cover_class[].
74 2011-02-18 Richard Guenther <rguenther@suse.de>
77 * lto-streamer.h (lto_global_var_decls): Declare.
78 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
79 statics for global var processing.
81 2011-02-18 Richard Guenther <rguenther@suse.de>
83 PR tree-optimization/47737
84 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
87 2011-02-18 Jakub Jelinek <jakub@redhat.com>
90 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
91 avoid invalid rtx sharing.
93 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
95 * doc/cpp.texi (Obsolete Features): Add background on the
98 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
100 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
102 * config/darwin.c (output_objc_section_asm_op): Added support for
104 (is_objc_metadata): New.
105 (darwin_objc2_section): New.
106 (darwin_objc1_section): New.
107 (machopic_select_section): Added support for ABI v1 and v2.
108 (darwin_emit_objc_zeroed): New.
109 (darwin_output_aligned_bss): Detect objc metadata and treat it
111 (darwin_asm_output_aligned_decl_common): Same.
112 (darwin_asm_output_aligned_decl_local): Same.
113 * config/darwin-sections.def: Updated for ABI v1 and v2.
114 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
115 compiling Objective-C code for the NeXT runtime, default to using
116 ABI version 0 for 32-bit, and version 2 for 64-bit.
118 2011-02-17 Joseph Myers <joseph@codesourcery.com>
120 * common.opt (optimize_fast): New Variable.
121 * opts.c (default_options_optimization): Use opts->x_optimize_fast
122 instead of local variable ofast.
124 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
126 * doc/invoke.texi (fobjc-abi-version): Documented.
127 (fobjc-nilcheck): Documented.
128 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
131 2011-02-17 Joseph Myers <joseph@codesourcery.com>
134 * common.opt (export-dynamic): New Driver option.
135 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
137 2011-02-17 Joseph Myers <joseph@codesourcery.com>
139 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
141 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
142 Jan Hubicka <jh@suse.cz>
146 * cfgexpand.c (account_used_vars_for_block): Remove.
147 (estimated_stack_frame_size): Use referenced vars.
148 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
149 that were referenced in the original function. Test src_fn
150 rather than cfun. Drop redundant get_var_ann.
151 (setup_one_parameter): Drop redundant get_var_ann.
152 (declare_return_variable): Likewise.
153 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
154 (copy_arguments_for_versioning): Drop redundant get_var_ann.
155 * ipa-inline.c (compute_inline_parameters): Do not compute
156 disregard_inline_limits here.
158 (compute_inlinable_for_current, pass_inlinable): New.
159 (pass_inline_parameters): Require PROP_referenced_vars.
160 * cgraphunit.c (cgraph_process_new_functions): Don't run
161 compute_inline_parameters explicitly unless function is in
163 (cgraph_analyze_function): Set .disregard_inline_limits.
164 * tree-sra.c (convert_callers): Compute inliner parameters
165 only for functions already in SSA form.
167 2011-02-17 Joseph Myers <joseph@codesourcery.com>
169 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
170 -mlittle-endian-data.
172 2011-02-17 Joseph Myers <joseph@codesourcery.com>
174 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
175 -mno-fpu, not -fpu and -no-fpu.
176 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
177 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
179 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
182 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
183 input reload with PLUS RTX.
185 2011-02-16 Joseph Myers <joseph@codesourcery.com>
187 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
190 2011-02-16 Joseph Myers <joseph@codesourcery.com>
192 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
195 2011-02-16 Joseph Myers <joseph@codesourcery.com>
197 * config/mn10300/mn10300.opt (mno-crt0): New.
199 2011-02-16 Joseph Myers <joseph@codesourcery.com>
201 * config/m68k/uclinux.opt (static-libc): New Driver option.
203 2011-02-16 Joseph Myers <joseph@codesourcery.com>
205 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
207 2011-02-16 Joseph Myers <joseph@codesourcery.com>
209 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
210 %{muser-extend-enabled}.
212 2011-02-16 Richard Guenther <rguenther@suse.de>
214 PR tree-optimization/47738
215 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
216 the TODO from tree_predictive_commoning.
218 2011-02-15 Jeff Law <law@redhat.com>
221 2011-01-25 Jeff Law <law@redhat.com>
223 PR rtl-optimization/37273
224 * ira-costs.c (scan_one_insn): Detect constants living in memory and
225 handle them like argument loads from stack slots. Do not double
226 count memory for memory constants and argument loads from stack slots.
228 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
231 * combine.c (cant_combine_insn_p): Revert the last change.
233 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
236 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
237 mode for vector constants. Remove code that checks for TImode.
239 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
243 * cgraph.h (compute_inline_parameters): Return void.
244 * ipa-inline.c (compute_inline_parameters): Adjust.
246 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
250 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
252 * cfgexpand.c (estimated_stack_frame_size): Likewise.
253 * ipa-inline.c (compute_inline_parameters): Adjust.
255 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
259 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
260 Adjust all users. Pass FN to...
261 * tree-flow-inline.h (first_referenced_var): ... this. Add
263 * ipa-struct-reorg.c: Adjust.
264 * tree-dfa.c: Adjust.
265 * tree-into-ssa.c: Adjust.
266 * tree-sra.c: Adjust.
267 * tree-ssa-alias.c: Adjust.
268 * tree-ssa-live.c: Adjust.
269 * tree-ssa.c: Adjust.
270 * tree-ssanames.c: Adjust.
271 * tree-tailcall.c: Adjust.
273 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
277 * tree-flow.h (referenced_var_lookup): Add fn parameter.
279 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
280 * tree-flow-inline.h: Adjust.
281 * gimple-pretty-print.c: Adjust.
282 * tree-into-ssa.c: Adjust.
283 * tree-ssa.c: Adjust.
284 * cfgexpand.c: Adjust.
286 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
288 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
289 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
290 (EXTRA_CONSTRAINT): Delete.
291 * config/iq2000/constraints.md: New file.
292 * config/iq2000/iq2000.md: Include it.
293 (define_insn ""): Delete.
294 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
295 unsupported constraint letters from patterns.
296 (call_value, call_value_internal1): Likewise.
297 (call_value_multiple_internal1): Likewise.
299 2011-02-15 Nick Clifton <nickc@redhat.com>
301 * config/mn10300/mn10300.c: Include tm-constrs.h.
302 (struct liw_data): New data structure describing an LIW candidate
304 (extract_bundle): Use struct liw_data. Allow small integer
305 operands for some instructions.
306 (check_liw_constraints): Use struct liw_data. Remove swapped
307 parameter. Add comments describing the checks. Fix bug when
308 assigning the source of liw1 to the source of liw2.
309 (liw_candidate): Delete. Code moved into extract_bundle.
310 (mn10300_bundle_liw): Use struct liw_data. Check constraints
312 * config/mn10300/predicates.md (liw_operand): New predicate.
313 Allows registers and small integer constants.
314 * config/mn10300/constraints.md (O): New constraint. Accetps
315 integers in the range -8 to +7 inclusive.
316 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
317 for moving a small integer into a register. Give this alternative
319 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
320 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
321 using the J,K,L and M constraints,
322 (liw): Remove SI mode on second operands to allow for HI and QI
324 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
327 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
330 * combine.c (cant_combine_insn_p): Check zero/sign extended
333 2011-02-15 Richard Guenther <rguenther@suse.de>
335 PR tree-optimization/47743
336 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
337 for a non-type-compatible VN lookup bail out.
339 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
341 * config/fr30/constraints.md: New file.
342 * config/fr30/fr30.md: Include it.
343 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
344 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
345 (EXTRA_CONSTRAINT): Delete.
347 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
349 * config/frv/constraints.md: New file.
350 * config/frv/predicates.md: Include it.
351 * config/frv/frv.c (reg_class_from_letter): Delete.
352 (frv_option_override): Don't initialize it.
353 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
354 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
355 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
356 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
357 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
358 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
359 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
360 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
361 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
362 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
363 (REG_CLASS_FROM_CONSTRAINT): Delete.
365 2011-02-15 Jakub Jelinek <jakub@redhat.com>
368 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
369 if frame size is 0 in a leaf function.
371 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
374 * config/alpha/host-osf.c: New file.
375 * config/alpha/x-osf: New file.
376 * config.host (alpha*-dec-osf*): Use it.
378 2011-02-14 Anatoly Sokolov <aesok@post.ru>
380 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
381 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
382 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
383 (rx_mode_dependent_address_p): ...this. Make static. Change argument
385 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
387 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
389 * config/stormy16/constraints.md: New file.
390 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
391 Use satisfies_constraint_Q and satisfies_constraint_R.
392 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
394 (xstormy16_legitiamte_address_p): Declare.
395 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
396 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
397 (EXTRA_CONSTRAINT): Delete.
398 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
400 (xstormy16_extra_constraint_p): Delete.
402 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
404 PR tree-optimization/46494
405 * loop-unroll.c (split_edge_and_insert): Adjust comment.
406 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
407 (pass_rtl_loop_done): Add TODO_verify_flow.
408 * fwprop.c (pass_rtl_fwprop): Likewise.
409 * modulo-sched.c (pass_sms): Likewise.
410 * tree-ssa-dom.c (pass_dominator): Likewise.
411 * tree-ssa-loop-ch.c (pass_ch): Likewise.
412 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
413 (pass_tree_loop_done): Likewise.
414 * tree-ssa-pre.c (execute_pre): Likewise.
415 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
416 * tree-ssa-sink.c (pass_sink_code): Likewise.
417 * tree-vrp.c (pass_vrp): Likewise.
419 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
421 * config/v850/constraints.md: New file.
422 * config/v850/v850.md: Include it.
423 * config/v850/predicates.md (reg_or_0_operand): Use
424 satisfies_constraint_G.
425 (special_symbolref_operand): Use satisfies_constraint_K.
426 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
427 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
428 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
429 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
430 (EXTRA_CONSTRAINT): Delete.
431 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
432 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
433 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
435 2011-02-14 Anatoly Sokolov <aesok@post.ru>
438 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
441 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
443 * config/mcore/constraints.md: New file.
444 * config/mcore/mcore.md: Include it.
445 * config/mcore/mcore.c (reg_class_from_letter): Delete.
446 * config/mcore/mcore.h (reg_class_from_letter): Delete.
447 (REG_CLASS_FROM_LETTER): Delete.
448 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
449 insn_const_int_ok_for_constraint.
450 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
451 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
452 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
453 (EXTRA_CONSTRAINT): Delete.
455 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
458 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
459 (IS_SIGHANDLER): Define.
460 (sparc64_is_sighandler): New function, split off from
461 sparc64_fallback_frame_state.
462 (sparc_is_sighandler): New function, split off from
463 sparc_fallback_frame_state.
464 (sparc64_fallback_frame_state): Merge with ...
465 (sparc_fallback_frame_state): ... this into ...
466 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
467 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
468 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
469 stack instead of hardcoded offsets.
471 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
473 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
475 2011-02-14 Andriy Gapon <avg@freebsd.org>
478 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
480 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
482 * configure: Regenerate.
484 2011-02-12 Joseph Myers <joseph@codesourcery.com>
487 * gcc.c (asm_options): Correct spec matching --target-help.
489 2011-02-12 Martin Jambor <mjambor@suse.cz>
491 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
492 to gimple call error.
494 2011-02-12 Mike Stump <mikestump@comcast.net>
496 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
497 comments in backslash regions.
499 2011-02-12 Mike Stump <mikestump@comcast.net>
500 Jakub Jelinek <jakub@redhat.com>
501 Iain Sandoe <iains@gcc.gnu.org>
504 * dwarf2out.c (output_cfa_loc): When required, apply the
505 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
506 (output_loc_sequence): Likewise.
507 (output_loc_operands_raw): Likewise.
508 (output_loc_sequence_raw): Likewise.
509 (output_cfa_loc): Likewise.
510 (output_loc_list): Suppress register number adjustment when
511 calling output_loc_sequence()
512 (output_die): Likewise.
514 2011-02-12 Anatoly Sokolov <aesok@post.ru>
516 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
518 * config/xtensa/xtensa.c (xtensa_register_move_cost,
519 xtensa_memory_move_cost): New functions.
520 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
522 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
525 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
526 in the current directory.
527 * configure: Rebuilt.
529 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
531 * config/darwin.c (darwin_override_options): Add a hunk missed
532 from the commit of r168571. Trim comment line lengths and
533 correct indents of the preceding block.
535 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
537 * gcc.c (driver_handle_option): Concatenate the argument to -F with
540 2011-02-11 Joseph Myers <joseph@codesourcery.com>
542 * common.opt (nostartfiles): New Driver option.
544 2011-02-11 Xinliang David Li <davidxl@google.com>
546 PR tree-optimization/47707
547 * tree-chrec.c (convert_affine_scev): Keep type precision.
549 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
551 PR tree-optimization/47420
552 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
554 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
556 PR rtl-optimization/47614
557 * rtl.h (check_for_inc_dec): Declare.
558 * dse.c (check_for_inc_dec): Externalize...
559 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
560 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
562 2011-02-11 Joseph Myers <joseph@codesourcery.com>
565 * gcc.c (main): Do not compile inputs if there were errors in
567 * opts-common.c (read_cmdline_option): Check for wrong language
568 after other error checks.
570 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
572 * cgraph.c: Fix comment typos.
573 * cgraph.h: Likewise.
574 * cgraphunit.c: Likewise.
575 * ipa-cp.c: Likewise.
576 * ipa-inline.c: Likewise.
577 * ipa-prop.c: Likewise.
578 * ipa-pure-const.c: Likewise.
579 * ipa-ref.c: Likewise.
580 * ipa-reference.c: Likewise.
582 2011-02-11 Jakub Jelinek <jakub@redhat.com>
585 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
587 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
590 * doc/sourcebuild.texi (Require Support): Document
591 dg-require-ascii-locale.
593 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
595 * doc/lto.texi (Write summary): Fix missing parentheses.
597 2011-02-10 DJ Delorie <dj@redhat.com>
599 * config/m32c/m32c.c (m32c_option_override): Disable
600 -fcombine-stack-adjustments until flag value tracking and compare
601 optimization can be rewritten.
603 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
605 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
607 (PROCESSOR_DEFAULT64): Likewise.
609 2011-02-10 Richard Henderson <rth@redhat.com>
611 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
612 change from 2011-02-03.
613 * config/rx/rx.c (flags_from_code): Likewise.
614 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
615 is valid, n/pz otherwise.
616 (rx_select_cc_mode): Return CCmode if Y is not zero.
618 2011-02-10 Richard Guenther <rguenther@suse.de>
620 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
622 2011-02-10 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/47677
625 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
627 2011-02-10 Jakub Jelinek <jakub@redhat.com>
630 * combine.c (make_compound_operation): Only change shifts into
631 multiplication for SCALAR_INT_MODE_P.
633 2011-02-10 Jie Zhang <jie@codesourcery.com>
637 2011-02-05 Jie Zhang <jie@codesourcery.com>
639 * web.c (entry_register): Don't clobber the number of the
640 first uninitialized reference in used[].
642 2011-02-09 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/47664
645 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
648 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
652 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
654 (PROCESSOR_DEFAULT64): Same.
655 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
657 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
659 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
661 2011-02-09 Martin Jambor <mjambor@suse.cz>
664 * tree-sra.c (struct access): New flags grp_scalar_read and
665 grp_scalar_write. Changed description of assignment read and write
667 (dump_access): Dump new flags, reorder all of them.
668 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
669 to detect multiple scalar reads.
670 (analyze_access_subtree): Use the new scalar read write flags instead
671 of the old flags. Adjusted comments.
673 2011-02-08 DJ Delorie <dj@redhat.com>
676 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
679 2011-02-08 Joseph Myers <joseph@codesourcery.com>
681 * config/m68k/uclinux.opt: New.
682 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
684 2011-02-08 Joseph Myers <joseph@codesourcery.com>
686 * config/cris/elf.opt (sim): New Driver option.
688 2011-02-08 Joseph Myers <joseph@codesourcery.com>
690 * config/xtensa/elf.opt: New.
691 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
693 2011-02-08 Joseph Myers <joseph@codesourcery.com>
695 * config/vax/elf.opt: New.
696 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
698 2011-02-08 Joseph Myers <joseph@codesourcery.com>
700 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
702 2011-02-08 Joseph Myers <joseph@codesourcery.com>
704 * config/gnu-user.opt: New.
705 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
706 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
707 *-*-uclinux*): Use gnu-user.opt.
709 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
711 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
712 * config/i386/gnu.h (CPP_SPEC): Likewise.
714 2011-02-08 Ian Lance Taylor <iant@google.com>
716 * common.opt (fcx-limited-range): Add SetByCombined flag.
717 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
718 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
719 (fassociative-math, freciprocal-math): Likewise.
720 (funsafe-math-optimizations): Likewise.
721 * opth-gen.awk: Handle SetByCombined.
722 * optc-gen.awk: Likewise.
723 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
724 (set_unsafe_math_optimizations_flags): Likewise.
725 * doc/options.texi (Option properties): Document SetByCombined.
727 2011-02-08 Joseph Myers <joseph@codesourcery.com>
729 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
730 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
731 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
732 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
733 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
735 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
737 PR tree-optimization/46834
738 PR tree-optimization/46994
739 PR tree-optimization/46995
740 * graphite-sese-to-poly.c (used_outside_reduction): New.
741 (detect_commutative_reduction): Call used_outside_reduction.
742 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
743 translate_scalar_reduction_to_array only when at least one
744 loop-phi/close-phi tuple has been detected.
746 2011-02-08 Richard Guenther <rguenther@suse.de>
749 * tree-vect-generic.c (expand_vector_operations_1): Update
751 (expand_vector_operations): ... not here. Cleanup EH info
752 and the CFG if required.
754 2011-02-08 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/47641
757 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
758 require type compatibility.
760 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
762 * gimple-low.c (lower_function_body): Don't remove the location of
763 the return statement here.
764 (lower_gimple_return): Do it here instead but only if the return
765 statement is actually used twice.
767 2011-02-08 Richard Guenther <rguenther@suse.de>
769 PR tree-optimization/47632
770 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
771 unused up_to_stmt parameter, return whether cfg-cleanup is
772 necessary, remove EH info properly.
773 (forward_propagate_into_gimple_cond): Adjust caller.
774 (forward_propagate_into_cond): Likewise.
775 (forward_propagate_comparison): Likewise.
776 (tree_ssa_forward_propagate_single_use_vars): Make
777 forward_propagate_comparison case similar to the two others.
779 2011-02-08 Nick Clifton <nickc@redhat.com>
781 * config/mn10300/mn10300.opt (mliw): New command line option.
782 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
783 (liw_bundling): New automaton.
784 (liw): New attribute.
785 (liw_op): New attribute.
786 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
787 (movsi_internal): Add LIW attributes.
791 (addsi3): Separate register and immediate alternatives.
799 * config/mn10300/mn10300.c (liw_op_names): New
800 (mn10300_print_operand): Handle 'W' operand descriptor.
801 (extract_bundle): New function.
802 (check_liw_constraints): New function.
803 (liw_candidate): New function.
804 (mn10300_bundle_liw): New function.
805 (mn10300_reorg): New function.
806 (TARGET_MACHINE_DEPENDENT_REORG): Define.
807 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
808 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
809 __LIW__ or __NO_LIW__.
810 * doc/invoke.texi: Describe the -mliw command line option.
812 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
814 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
815 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
816 pthread_mutex_unlock): Remove.
817 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
818 * config/pa/t-pa64: Likewise.
819 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
820 shared libc if not linking against libpthread.
821 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
823 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
826 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
827 on 10.6 and later to ensure that we always use the unwinder from
828 the system. Only add -no_compact_unwind when tarteting darwin
831 2011-02-07 Steve Ellcey <sje@cup.hp.com>
834 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
835 (vec_interleave_lowv2sf): Ditto.
836 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
837 (vec_extract_oddv2sf): Ditto.
839 2011-02-07 Mike Stump <mikestump@comcast.net>
842 Add __ieee_divdc3 entry point.
843 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
845 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
846 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
847 * config/darwin.c (darwin_rename_builtins): Add.
848 * config/darwin-protos.h (darwin_rename_builtins): Add.
850 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
856 2011-02-07 Mike Stump <mikestump@comcast.net>
858 * config/darwin.opt (mmacosx-version-min): Update default OS version.
860 2011-02-07 Denis Chertykov <chertykov@gmail.com>
863 * config/avr/libgcc.S (exit): Move .endfunc
865 2011-02-07 Richard Guenther <rguenther@suse.de>
867 PR tree-optimization/47615
868 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
869 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
870 (run_scc_vn): Initialize it.
871 (visit_reference_op_load): Use it.
872 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
874 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
876 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
877 DImode trapping arithmetic libfuncs.
879 2011-02-07 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/47621
882 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
884 (execute_update_addresses_taken): ... here. Make it more
885 conservative in what we accept.
887 2011-02-06 Joseph Myers <joseph@codesourcery.com>
889 * config/sparc/freebsd.h (ASM_SPEC): Define.
890 * config/sparc/vxworks.h (ASM_SPEC): Define.
892 2011-02-06 Joseph Myers <joseph@codesourcery.com>
894 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
896 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
898 * doc/invoke.texi: Remove reference to compiler internals from
901 * reg-notes.def: Remove REG_VALUE_PROFILE.
902 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
904 2011-02-05 Jakub Jelinek <jakub@redhat.com>
907 * varasm.c (default_section_type_flags): If decl is NULL,
908 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
910 2011-02-05 Jie Zhang <jie@codesourcery.com>
913 * web.c (entry_register): Don't clobber the number of the
914 first uninitialized reference in used[].
916 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
918 PR tree-optimization/46194
919 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
920 (build_classic_dist_vector_1): Do not represent classic distance
921 vectors when the access functions are variating in different loops.
923 2011-02-04 Joseph Myers <joseph@codesourcery.com>
925 * config/mips/iris6.opt: New.
926 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
928 2011-02-04 Richard Henderson <rth@redhat.com>
929 Steve Ellcey <sje@cup.hp.com>
932 * config/ia64/predicates.md (mux1_brcst_element): New.
933 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
934 * config/ia64/ia64.c (ia64_unpack_assemble): New.
935 (ia64_unpack_sign): New.
936 (ia64_expand_unpack): Rewrite using new routines.
937 (ia64_expand_widen_sum): Ditto.
938 (ia64_expand_dot_prod_v8qi): Ditto.
939 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
940 routines, add endian check.
941 (pmpy2_even): Rename from pmpy2_r, add endian check.
942 (pmpy2_odd): Rename from pmpy2_l, add endian check.
943 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
944 (vec_widen_smult_hi_v4hi): Ditto.
945 (vec_widen_umult_lo_v4hi): Ditto.
946 (vec_widen_umult_hi_v4hi): Ditto.
947 (mulv2si3): Change endian checks.
948 (sdot_prodv4hi): Rewrite with new calls.
949 (udot_prodv4hi): New.
950 (vec_pack_ssat_v4hi): Add endian check.
951 (vec_pack_usat_v4hi): Ditto.
952 (vec_pack_ssat_v2si): Ditto.
953 (max1_even): Rename from max1_r, add endian check.
954 (max1_odd): Rename from max1_l, add endian check.
955 (*mux1_rev): Format change.
959 (*mux1_brcst_v8qi): Use new predicate.
960 (vec_extract_evenv8qi): Remove endian check.
961 (vec_extract_oddv8qi): Ditto.
962 (vec_interleave_lowv4hi): Format change.
963 (vec_interleave_highv4hi): Ditto.
964 (mix2_even): Rename from mix2_r, add endian check.
965 (mix2_odd): Rename from mux2_l, add endian check.
966 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
967 (vec_extract_evenodd_helper): Format change.
968 (vec_extract_evenv4hi): Remove endian check.
969 (vec_extract_oddv4hi): Remove endian check.
970 (vec_interleave_lowv2si): Format change.
971 (vec_interleave_highv2si): Format change.
972 (vec_initv2si): Remove endian check.
973 (vecinit_v2si): Add endian check.
974 (reduc_splus_v2sf): Add endian check.
975 (reduc_smax_v2sf): Ditto.
976 (reduc_smin_v2sf): Ditto.
977 (vec_initv2sf): Remove endian check.
978 (fpack): Add endian check.
979 (fswap): Add endian check.
980 (vec_interleave_highv2sf): Add endian check.
981 (vec_interleave_lowv2sf): Add endian check.
982 (fmix_lr): Add endian check.
983 (vec_setv2sf): Format change.
984 (*vec_extractv2sf_0_be): Use shift to extract operand.
985 (*vec_extractv2sf_1_be): New.
986 (vec_pack_trunc_v4hi): Add endian check.
987 (vec_pack_trunc_v2si): Format change.
989 2011-02-04 Jakub Jelinek <jakub@redhat.com>
992 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
993 do bb, locus and block comparison and disallow loads if it is not set.
994 (stmt_is_replaceable_p): New function.
995 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
997 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
998 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1000 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1002 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1004 * config/rs6000/xilinx.opt: New.
1005 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1007 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1009 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1011 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1013 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1014 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1015 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1016 secondary_reload_info, xtensa_secondary_reload): Remove.
1017 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1018 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1019 (xtensa_preferred_reload_class): Make static. Change return and
1020 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1021 Use CONST_DOUBLE_P predicate.
1022 (xtensa_preferred_output_reload_class): New function.
1023 (xtensa_secondary_reload): Make static.
1025 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1027 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1028 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1029 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1031 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1034 * output.h (SECTION_RELRO): Define.
1035 (SECTION_MACH_DEP): Adjust.
1036 (get_variable_section): New prototype.
1037 * varpool.c (varpool_finalize_named_section_flags): New function.
1038 (varpool_assemble_pending_decls): Call it.
1039 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1040 * cgraphunit.c (cgraph_output_in_order): Call
1041 varpool_finalize_named_section_flags.
1042 * varasm.c (get_section): Allow section flags conflicts between
1043 relro and read-only sections if the section hasn't been declared yet.
1044 Set SECTION_OVERRIDE after diagnosing section type conflict.
1045 (get_variable_section): No longer static.
1046 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1047 readonly sections that need relocations.
1048 (decl_readonly_section_1): New function.
1049 (decl_readonly_section): Use it.
1052 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1053 Steve Ellcey <sje@cup.hp.com>
1056 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1057 if section attribute used.
1059 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1061 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1062 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1063 (darwin_init_sections): Remove assertion.
1065 2011-02-03 Nick Clifton <nickc@redhat.com>
1067 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1069 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1070 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1071 instead of "n" and "pz".
1072 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1075 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1078 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1079 fma, expand FMA_EXPR as fma{,f,l} call.
1082 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1083 copy them into a unsigned char variable and pass address of it to
1084 lto_output_data_stream.
1087 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1088 around backend_init_target and lang_dependent_init_target calls.
1089 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1090 (verify_cgraph_node): Don't call set_cfun here. Use
1091 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1092 Set error_found for incorrectly represented calls to thunks.
1094 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1097 PR rtl-optimization/43494
1098 * rtl.h (for_each_inc_dec_fn): New type.
1099 (for_each_inc_dec): Declare.
1100 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1101 (for_each_inc_dec_find_inc_dec): New fn.
1102 (for_each_inc_dec_find_mem): New fn.
1103 (for_each_inc_dec): New fn.
1104 * dse.c (struct insn_size): Remove.
1105 (replace_inc_dec, replace_inc_dec_mem): Remove.
1106 (emit_inc_dec_insn_before): New fn.
1107 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1108 (canon_address): Pass mem modes to cselib_lookup.
1109 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1110 (cselib_lookup_from_insn): Likewise.
1111 (cselib_subst_to_values): Likewise.
1112 * cselib.c (find_slot_memmode): New var.
1113 (cselib_find_slot): New fn. Use it instead of
1114 htab_find_slot_with_hash everywhere.
1115 (entry_and_rtx_equal_p): Use find_slot_memmode.
1116 (autoinc_split): New fn.
1117 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1118 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1119 Deal with autoinc. Special-case recursion into MEMs.
1120 (cselib_hash_rtx): Likewise.
1121 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1122 address and MEM modes.
1123 (cselib_subst_to_values): Add memmode, pass it on.
1125 (cselib_lookup): Add memmode argument, pass it on.
1126 (cselib_lookup_from_insn): Add memmode.
1127 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1128 (struct cselib_record_autoinc_data): New.
1129 (cselib_record_autoinc_cb): New fn.
1130 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1131 mode to cselib_lookup. Reset autoinced REGs here instead of...
1132 (cselib_process_insn): ... here.
1133 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1135 (add_uses): Likewise, also to cselib_subst_to_values.
1136 (add_stores): Likewise.
1137 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1138 cselib_subst_to_values.
1139 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1140 * gcse.c (do_local_cprop): Adjusted.
1141 * postreload.c (reload_cse_simplify_set): Adjusted.
1142 (reload_cse_simplify_operands): Adjusted.
1143 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1145 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1147 PR tree-optimization/45122
1148 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1149 unsafe assumptions when there's more than one loop exit.
1151 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1154 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1155 Document using vector double with the load/store builtins, and
1156 that the load/store builtins always use Altivec instructions.
1158 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1159 to use altivec memory instructions, even on VSX.
1160 (vector_altivec_store_<mode>): Ditto.
1162 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1165 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1166 V2DF, V2DI support to load/store overloaded builtins.
1168 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1169 altivec load/store builtins for V2DF/V2DI types.
1171 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1172 set avoid indexed addresses on power6 if -maltivec.
1173 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1174 vector_altivec_load/vector_altivec_store builtins.
1175 (altivec_expand_st_builtin): Ditto.
1176 (altivec_expand_builtin): Add VSX memory builtins.
1177 (rs6000_init_builtins): Add V2DI types to internal types.
1178 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1179 load/store builtins.
1180 (rs6000_address_for_altivec): Insure memory address is appropriate
1183 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1184 vec_vsx_ld and vec_vsx_st.
1185 (vsx_store_<mode>): Ditto.
1187 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1188 variables to hold long long types for VSX vector memory builtins.
1189 (RS6000_BTI_unsigned_long_long): Ditto.
1190 (long_long_integer_type_internal_node): Ditti.
1191 (long_long_unsigned_type_internal_node): Ditti.
1193 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1194 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1195 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1197 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1199 (vec_vsx_st): Ditto.
1201 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1203 * config/pa/pa-hpux10.opt: New.
1204 * config/hpux11.opt (pthread): New Driver option.
1205 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1206 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1208 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1210 * config/ia64/vms.opt: New.
1211 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1213 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1216 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1217 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1218 generator functions.
1219 (vsx_floatuns<VSi><mode>2): Ditto.
1220 (vsx_fix_trunc<mode><VSi>2): Ditto.
1221 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1223 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1225 * config/i386/djgpp.opt (posix): New Driver option.
1227 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1229 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1230 Move to the unsupported targets list.
1232 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1234 PR rtl-optimization/47525
1235 * df-scan.c: Update copyright years.
1236 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1237 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1239 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1241 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1242 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1243 (ASM_OUTPUT_ASCII): Remove.
1244 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1246 2011-02-02 Jeff Law <law@redhat.com>
1249 * reload.c (find_reloads_address): Handle reg+d address where both
1250 components are invalid by reloading the entire address.
1252 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1253 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/40979
1257 * passes.c (init_optimization_passes): After LIM call copy_prop
1258 and DCE to clean up.
1259 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1261 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1263 PR tree-optimization/47576
1264 PR tree-optimization/47555
1265 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1266 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1267 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1268 * tree-scalar-evolution.c (follow_ssa_edge): Use
1269 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1271 2011-02-02 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/47566
1274 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1276 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1280 * tree-inline.c (declare_return_variable): Remove unused caller
1285 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1286 * cfgexpand.c (account_used_vars_for_block): Use them.
1287 * tree-nrv.c (tree_nrv): Likewise.
1288 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1289 (dump_scope_block): Likewise.
1290 (remove_unused_locals): Likewise.
1294 * tree-inline.c (declare_return_variable): Add result decl to
1295 local decls only once.
1296 * gimple-low.c (record_vars_into): Mark newly-created variables
1299 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1305 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1307 (no_real_insns_p, schedule_block, set_priorities): Drop special
1308 treatment of boundary debug insns.
1309 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1310 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1311 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1312 (BOUNDARY_DEBUG_INSN_P): Likewise.
1313 (SCHEDULE_DEBUG_INSN_P): Likewise.
1314 * sched-rgn.c (init_ready_list): Drop special treatment of
1315 boundary debug insns.
1316 * final.c (rest_of_clean_state): Clear notes' BB.
1318 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1320 * config/openbsd.opt (assert=): New Driver option.
1322 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1324 * config/i386/nto.opt: New.
1325 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1327 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1329 * config/i386/netware.opt: New.
1330 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1332 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1334 * config/interix.opt (posix): New Driver option.
1336 2011-02-01 DJ Delorie <dj@redhat.com>
1338 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1340 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1343 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1345 PR tree-optimization/47561
1346 * toplev.c (process_options): Print the Graphite flags. Add
1347 flag_loop_flatten to the list of options requiring Graphite.
1349 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1351 * config/i386/cygming.opt (posix): New Driver option.
1353 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1355 * config/arm/vxworks.opt: New.
1356 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1358 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1360 * config/alpha/elf.opt: New.
1361 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1362 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1364 2011-02-01 Richard Guenther <rguenther@suse.de>
1366 PR tree-optimization/47559
1367 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1368 store-motion on references that can throw.
1370 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1372 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1373 * tree-pass.h (TDF_CSELIB): New macro.
1374 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1375 cselib_lookup): Check for it rather than for TDF_DETAILS.
1377 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1380 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1383 * opts.c (finish_options): Don't add x_aux_base_name if it is
1386 2011-02-01 Richard Guenther <rguenther@suse.de>
1388 PR tree-optimization/47555
1390 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1392 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1394 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1397 * config/lm32/t-lm32: Add multilib for all CPU options.
1399 2011-02-01 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/47541
1402 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1403 sure to have a field at offset zero.
1405 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1407 * config/arc/arc.opt (EB, EL): New Driver options.
1409 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1411 * config/alpha/osf5.opt: New.
1412 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1414 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1416 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1418 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1420 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1422 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1423 is an alias of -floop-interchange and that it requires the
1424 Graphite infrastructure.
1425 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1426 flag_loop_interchange based on the value of flag_tree_loop_linear.
1428 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1429 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/47538
1432 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1433 type instead of r1type, except for comparisons. For right
1434 shifts and comparisons punt if there are mismatches in
1435 sizetype vs. non-sizetype types.
1437 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1439 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1442 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1446 * configure: Regenerate.
1448 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1450 * configure.ac (gcc_cv_ld_static_option): Define.
1451 (gcc_cv_ld_dynamic_option): Define.
1452 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1454 (HAVE_LD_STATIC_DYNAMIC): Update message.
1455 (LD_STATIC_OPTION): Define.
1456 (LD_DYNAMIC_OPTION): Define.
1457 * configure: Regenerate.
1458 * config.in: Regenerate.
1459 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1460 HAVE_LD_STATIC_DYNAMIC]: Use them.
1462 2011-01-31 Nick Clifton <nickc@redhat.com>
1464 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1465 registers inside interrupt handlers if the handler is not a leaf
1468 2011-01-31 Nick Clifton <nickc@redhat.com>
1470 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1471 reg_renumber returning an INVALID_REGNUM.
1473 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1476 * doc/install.texi: Document host options discarded when cross
1477 configuring target libraries.
1479 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1482 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1485 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1487 (no_real_insns_p, schedule_block, set_priorities): Drop special
1488 treatment of boundary debug insns.
1489 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1490 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1491 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1492 (BOUNDARY_DEBUG_INSN_P): Likewise.
1493 (SCHEDULE_DEBUG_INSN_P): Likewise.
1494 * sched-rgn.c (init_ready_list): Drop special treatment of
1495 boundary debug insns.
1496 * final.c (rest_of_clean-state): Clear notes' BB.
1498 2011-01-31 Alan Modra <amodra@gmail.com>
1500 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1501 toc relative expressions as we do in print_operand_address.
1503 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1505 * doc/extend.texi: Follow spelling conventions.
1506 * doc/invoke.texi: Fix a typo.
1508 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1510 * config/hpux11.opt: New.
1511 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1512 ia64*-*-hpux*): Use hpux11.opt.
1514 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1516 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1519 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1521 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1524 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1526 * doc/install.texi (Binaries): Remove outdated reference for
1527 Motorola 68HC11/68HC12 downloads.
1529 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1531 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1534 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1537 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1540 2011-01-28 Ahmad Sharif <asharif@google.com>
1542 * value-prof.c (check_counter): Corrected error message.
1544 2011-01-29 Jie Zhang <jie@codesourcery.com>
1546 * config/arm/arm.c (arm_legitimize_reload_address): New.
1547 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1548 arm_legitimize_reload_address.
1549 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1551 2011-01-28 Ian Lance Taylor <iant@google.com>
1553 * godump.c (go_define): Ignore macros whose definitions include
1554 two adjacent operands.
1556 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1559 * varasm.c (force_const_mem): Store copy of x in desc->constant
1560 instead of x itself.
1561 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1562 itself into REG_EQUAL note.
1564 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1566 * config/freebsd.opt (posix, rdynamic): New Driver options.
1568 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1570 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1572 * configure: Regenerate.
1574 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1576 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1577 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1579 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1581 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1582 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1583 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1584 (s390_preferred_reload_class): Make static. Change return and
1585 'rclass' argument type to reg_class_t.
1587 2011-01-27 Jan Hubicka <jh@suse.cz>
1590 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1591 (process_function_and_variable_attributes): Check defined weakrefs.
1593 2011-01-27 Martin Jambor <mjambor@suse.cz>
1595 PR tree-optimization/47228
1596 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1597 build_ref_for_offset.
1599 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1601 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1603 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1605 PR rtl-optimization/46856
1606 * postreload.c (reload_combine_recognize_const_pattern): Do not
1607 separate cc0 setter and user on cc0 targets.
1609 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1612 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1613 passed a VOID_TYPE expression, immediately emit an error and
1614 return error_mark_node.
1616 2011-01-26 Jeff Law <law@redhat.com>
1618 PR rtl-optimization/47464
1619 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1620 rather than may_trap_p as needed.
1622 2011-01-26 DJ Delorie <dj@redhat.com>
1624 PR rtl-optimization/46878
1625 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1626 setter/user dependency as well.
1628 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1630 PR rtl-optimization/44469
1631 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1632 after removing trivially dead basic blocks.
1634 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1636 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1637 * config/frv/frv.h (LINK_SPEC): Likewise.
1638 * config/i386/netware.h (LINK_SPEC): Likewise.
1639 * config/m68k/linux.h (ASM_SPEC): Likewise.
1640 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1641 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1642 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1643 * config/sparc/linux.h (ASM_SPEC): Likewise.
1644 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1645 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1647 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1649 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1650 * config/frv/frv.h (ASM_SPEC): Likewise.
1651 * config/m68k/linux.h (ASM_SPEC): Likewise.
1652 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1653 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1654 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1655 * config/sparc/linux.h (ASM_SPEC): Likewise.
1656 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1657 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1659 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1661 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1662 * config/frv/frv.h (LINK_SPEC): Likewise.
1663 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1665 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1667 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1668 * config/frv/frv.h (ASM_SPEC): Likewise.
1669 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1670 * config/m68k/linux.h (ASM_SPEC): Likewise.
1671 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1672 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1673 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1674 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1675 * config/sparc/linux.h (ASM_SPEC): Likewise.
1676 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1677 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1678 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1680 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1683 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1685 (vec_extract_evenodd_help): Ditto.
1686 (vec_extract_evenv4hi): Ditto.
1687 (vec_extract_oddv4hi): Ditto.
1688 (vec_interleave_lowv2si): Ditto.
1689 (vec_interleave_highv2si): Ditto.
1690 (vec_extract_evenv2si): Ditto.
1691 (vec_extract_oddv2si: Ditto.
1692 (vec_pack_trunc_v2si): Ditto.
1694 2011-01-22 Jan Hubicka <jh@suse.cz>
1697 * cgraph.h (cgraph_local_info): New field can_change_signature.
1698 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1699 signature can change.
1700 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1702 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1703 (cgraph_function_versioning): We can not change signature of functions
1704 that don't allow that.
1705 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1706 (lto_input_node): Likewise.
1707 * ipa-inline.c (compute_inline_parameters): Compute
1708 local.can_change_signature.
1709 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1710 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1711 functions that can not change signature.
1712 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1713 init_cumulative_args): Do not use local calling conventions
1714 for functions that can not change signature.
1716 2011-01-22 Jan Hubicka <jh@suse.cz>
1718 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1720 2011-01-26 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/47190
1723 * cgraphunit.c (process_common_attributes): New function.
1724 (process_function_and_variable_attributes): Use it.
1726 2011-01-26 Richard Guenther <rguenther@suse.de>
1729 * cgraphbuild.c (record_eh_tables): Record reference to personality
1732 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1735 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1736 non-debug insns from moving up.
1738 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1741 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1742 t-dlldir{,-x} fragment for build and add it to tmake_file.
1743 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1744 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1745 * config/i386/t-dlldir: New file.
1746 (SHLIB_DLLDIR): Define.
1747 * config/i386/t-dlldir-x: New file.
1748 (SHLIB_DLLDIR): Define.
1749 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1750 (SHLIB_INSTALL): Use it.
1752 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1755 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1756 lower bound of the allowed Thumb-2 coprocessor load/store
1757 index range to -256. Add explaining comment.
1759 2011-01-25 Ian Lance Taylor <iant@google.com>
1761 * godump.c (go_define): Improve lexing of macro expansion to only
1762 accept expressions which match Go spec.
1764 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1767 * tree.c (handle_dll_attribute): Handle it.
1768 * doc/extend.texi (@item dllexport): Mention it.
1769 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1771 2011-01-25 Ian Lance Taylor <iant@google.com>
1773 PR tree-optimization/26854
1774 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1775 (decl_jump_unsafe): Move higher in file, with no other change.
1776 (bind): Set has_jump_unsafe_decl if appropriate.
1777 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1778 (check_earlier_gotos): Likewise.
1779 (c_check_switch_jump_warnings): Likewise.
1781 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1783 * doc/invoke.texi (Warning Options): Add missing hyphen.
1784 (-fprofile-dir): Minor grammatical fixes.
1785 (-fbranch-probabilities): Likewise.
1787 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1791 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1793 (no_real_insns_p, schedule_block, set_priorities): Drop special
1794 treatment of boundary debug insns.
1795 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1796 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1797 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1798 (BOUNDARY_DEBUG_INSN_P): Likewise.
1799 (SCHEDULE_DEBUG_INSN_P): Likewise.
1800 * sched-rgn.c (init_ready_list): Drop special treatment of
1801 boundary debug insns.
1802 * final.c (rest_of_clean-state): Clear notes' BB.
1804 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1806 * Makefile.in (LAMBDA_H): Removed.
1807 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1808 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1809 lambda-trans.o, and tree-loop-linear.o.
1810 (lto-symtab.o): Remove dependence on LAMBDA_H.
1811 (tree-loop-linear.o): Remove rule.
1812 (lambda-mat.o): Same.
1813 (lambda-trans.o): Same.
1814 (lambda-code.o): Same.
1815 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1816 (tree-vect-slp.o): Same.
1817 * hwint.h (gcd): Moved here.
1818 (least_common_multiple): Same.
1819 * lambda-code.c: Removed.
1820 * lambda-mat.c: Removed.
1821 * lambda-trans.c: Removed.
1822 * lambda.h: Removed.
1823 * tree-loop-linear.c: Removed.
1824 * lto-symtab.c: Do not include lambda.h.
1825 * omega.c (gcd): Removed.
1826 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1827 * tree-data-ref.c (print_lambda_vector): Moved here.
1828 (lambda_vector_copy): Same.
1829 (lambda_matrix_copy): Same.
1830 (lambda_matrix_id): Same.
1831 (lambda_vector_first_nz): Same.
1832 (lambda_matrix_row_add): Same.
1833 (lambda_matrix_row_exchange): Same.
1834 (lambda_vector_mult_const): Same.
1835 (lambda_vector_negate): Same.
1836 (lambda_matrix_row_negate): Same.
1837 (lambda_vector_equal): Same.
1838 (lambda_matrix_right_hermite): Same.
1839 * tree-data-ref.h: Do not include lambda.h.
1840 (lambda_vector): Moved here.
1841 (lambda_matrix): Same.
1842 (dependence_level): Same.
1843 (lambda_transform_legal_p): Removed declaration.
1844 (lambda_collect_parameters): Same.
1845 (lambda_compute_access_matrices): Same.
1846 (lambda_vector_gcd): Same.
1847 (lambda_vector_new): Same.
1848 (lambda_vector_clear): Same.
1849 (lambda_vector_lexico_pos): Same.
1850 (lambda_vector_zerop): Same.
1851 (lambda_matrix_new): Same.
1852 * tree-flow.h (least_common_multiple): Removed declaration.
1853 * tree-parloops.c (lambda_trans_matrix): Moved here.
1855 (LTM_ROWSIZE): Same.
1856 (LTM_COLSIZE): Same.
1857 (LTM_DENOMINATOR): Same.
1858 (lambda_trans_matrix_new): Same.
1859 (lambda_matrix_vector_mult): Same.
1860 (lambda_transform_legal_p): Same.
1861 * tree-pass.h (pass_linear_transform): Removed declaration.
1862 * tree-ssa-loop.c (tree_linear_transform): Removed.
1863 (gate_tree_linear_transform): Removed.
1864 (pass_linear_transform): Removed.
1865 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1866 flag_loop_interchange.
1868 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1870 PR tree-optimization/47265
1871 PR tree-optimization/47443
1872 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1873 if name still has some uses.
1875 2011-01-25 Martin Jambor <mjambor@suse.cz>
1877 PR tree-optimization/47382
1878 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1879 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1881 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1883 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1884 sjlj_except_unwind_info.
1886 2011-01-25 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/47426
1889 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1890 visible functions results escape.
1892 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1895 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1896 (arm_get_frame_offsets): Use it.
1898 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1899 Jakub Jelinek <jakub@redhat.com>
1901 PR tree-optimization/47271
1902 * tree-if-conv.c (bb_postdominates_preds): New.
1903 (if_convertible_bb_p): Call bb_postdominates_preds.
1904 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1905 (predicate_scalar_phi): Call bb_postdominates_preds.
1907 2011-01-25 Nick Clifton <nickc@redhat.com>
1909 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1910 * config/rx/rx.c (rx_function_value): Likewise.
1911 (rx_promote_function_mode): Likewise.
1912 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1913 in order to make it legitimate.
1914 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1915 make sure that the first operand is the same as the result register.
1916 (addsi3_unspec): Delete.
1917 (subdi3): Do not accept immediate operands.
1918 (subdi3_internal): Likewise.
1920 2011-01-25 Jeff Law <law@redhat.com>
1922 PR rtl-optimization/37273
1923 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1924 handle them like argument loads from stack slots. Do not double
1925 count memory for memory constants and argument loads from stack slots.
1927 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1929 PR tree-optimization/47427
1930 PR tree-optimization/47428
1931 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1932 coalesce if the new root var would be TREE_READONLY.
1934 2011-01-25 Richard Guenther <rguenther@suse.de>
1937 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1938 correct type for TBAA.
1940 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1942 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1943 (close_phi_written_to_memory): Call for_each_index with
1944 dr_indices_valid_in_loop.
1946 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1948 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1949 when it is initialized.
1951 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1953 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1954 call to graphite_find_data_references_in_stmt.
1955 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1956 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1957 call to graphite_find_data_references_in_stmt.
1958 (analyze_drs_in_stmts): Same.
1959 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1960 in which the scalar analysis of indices is performed.
1961 (create_data_ref): Same. Update call to dr_analyze_indices.
1962 (find_data_references_in_stmt): Update call to create_data_ref.
1963 (graphite_find_data_references_in_stmt): Same.
1964 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1966 (create_data_ref): Same.
1967 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1968 call to create_data_ref.
1970 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1972 * graphite-sese-to-poly.c (build_poly_scop): Move
1973 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1975 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1977 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1978 VAR_DECL, PARM_DECL, and RESULT_DECL.
1980 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1982 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1984 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1985 that have already been marked as PBB_IS_REDUCTION.
1987 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-scop-detection.c (same_close_phi_node): New.
1990 (remove_duplicate_close_phi): New.
1991 (make_close_phi_nodes_unique): New.
1992 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1994 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1996 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1997 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1998 of both data references to be the same.
2000 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2002 * graphite-dependences.c (build_lexicographical_constraint): Remove
2004 (build_lexicographical_constraint): Adjust call to
2005 ppl_powerset_is_empty.
2006 (dependence_polyhedron): Same.
2007 (graphite_legal_transform_dr): Same.
2008 (graphite_carried_dependence_level_k): Same.
2009 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2011 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2013 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2015 * graphite-sese-to-poly.c
2016 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2017 (close_phi_written_to_memory): New.
2018 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2021 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2023 * doc/install.texi: Update the expected version number of PPL to 0.11.
2024 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2025 #if PPL_VERSION_MINOR < 11.
2027 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2029 * graphite-dependences.c: Include graphite-cloog-util.h.
2030 (new_poly_ddr): Inlined into dependence_polyhedron.
2031 (free_poly_ddr): Moved close by new_poly_ddr.
2032 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2033 Early return NULL when ppl_powerset_is_empty returns true.
2034 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2035 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2036 (graphite_legal_transform_dr): Call new_poly_ddr.
2037 (graphite_carried_dependence_level_k): Same.
2038 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2039 (dot_transformed_deps_stmt_1): Removed.
2040 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2041 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2042 (dot_deps_1): Call dot_deps_2.
2043 * Makefile.in (graphite-dependences.o): Add missing dependence on
2044 graphite-cloog-util.h.
2046 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2048 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2049 (build_lexicographical_constraint): Same.
2050 (dependence_polyhedron_1): Same.
2051 (graphite_legal_transform_dr): Same.
2052 (graphite_carried_dependence_level_k): Same.
2053 * graphite-ppl.c (ppl_powerset_is_empty): New.
2054 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2055 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2057 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2059 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2060 the "a followed by b" relation and document it.
2062 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2064 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2065 iteration when the bag of constraints is empty.
2067 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2069 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2071 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2073 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2074 nest and two loop depths as parameters.
2075 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2076 lst_perfect_nestify.
2078 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2080 * graphite-dependences.c (print_pddr): Call
2081 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2083 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2085 * graphite-ppl.c (debug_gmp_value): New.
2086 * graphite-ppl.h (debug_gmp_value): Declared.
2088 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2090 * doc/install.texi: Document availability of cloog-0.16.
2092 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2094 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2095 invalid postdominance info.
2097 2011-01-24 Jan Hubicka <jh@suse.cz>
2100 * doc/extend.texi (weak pragma): Drop claim that it must
2101 appear before definition.
2102 * varasm.c (merge_weak, declare_weak): Only sanity check
2103 that DECL is not output at a time it is declared weak.
2105 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2107 * machmode.def: Fixed comments.
2109 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2111 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2113 2011-01-24 Paul Koning <ni1d@arrl.net>
2115 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2118 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2121 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2122 (block_info): Add scanned and prev.
2123 (move_or_delete_vzeroupper_2): Return if the basic block
2124 has been scanned and the upper 128bit state is unchanged
2126 (move_or_delete_vzeroupper_1): Return true if the exit
2128 (move_or_delete_vzeroupper): Visit basic blocks using the
2129 work-list based algorithm based on vt_find_locations in
2132 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2134 2011-01-24 Nick Clifton <nickc@redhat.com>
2136 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2137 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2138 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2139 then define __v850e1__.
2140 * doc/invoke.texi: Document -mv850es.
2142 2011-01-24 Richard Henderson <rth@redhat.com>
2144 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2145 compound unordered comparisons.
2146 * config/rx/rx.c (rx_split_fp_compare): Remove.
2147 * config/rx/rx-protos.h: Update.
2148 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2149 (cbranchsf4): Don't call rx_split_fp_compare.
2150 (*cbranchsf4): Use rx_split_cbranch.
2151 (*cmpsf): Don't accept "i" constraint.
2152 (*conditional_branch): Only valid after reload.
2153 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2155 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2158 * config/rs6000/altivec.md (vector constant splitters): Add
2159 support for creating vector single precision constants if -mvsx is
2160 used and we would create the constant using Altivec primitives.
2162 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2163 Richard Sandiford <rdsandiford@googlemail.com>
2165 PR rtl-optimization/47166
2166 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2167 mechanism for PRE_MODIFY and POST_MODIFY.
2168 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2171 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2173 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2175 2011-01-22 Jan Hubicka <jh@suse.cz>
2178 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2180 2011-01-22 Jan Hubicka <jh@suse.cz>
2182 PR tree-optimization/43884
2184 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2185 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2187 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2189 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2190 * config/s390/s390.c (s390_register_move_cost,
2191 s390_memory_move_cost): New.
2192 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2194 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2197 * except.c (sjlj_assign_call_site_values): Move setting the
2198 crtl->uses_eh_lsda flag to ...
2199 (sjlj_mark_call_sites): ... here.
2200 (sjlj_emit_function_enter): Support NULL dispatch label.
2201 (sjlj_build_landing_pads): In a function with no landing pads
2202 that still has must-not-throw regions, generate code to register
2203 a personality function with empty LSDA.
2205 2011-01-21 Richard Henderson <rth@redhat.com>
2207 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2209 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2211 * compare-elim.c: New file.
2212 * Makefile.in (OBJS-common): Add it.
2213 (compare-elim.o): New.
2214 * common.opt (fcompare-elim): New.
2215 * opts.c (default_options_table): Add OPT_fcompare_elim.
2216 * tree-pass.h (pass_compare_elim_after_reload): New.
2217 * passes.c (init_optimization_passes): Add it.
2218 * recog.h: Protect against re-inclusion.
2219 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2220 * doc/invoke.texi (-fcompare-elim): Document it.
2221 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2222 * doc/tm.texi: Rebuild.
2224 2011-01-22 Nick Clifton <nickc@redhat.com>
2226 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2227 rx_split_fp_compare.
2229 2011-01-22 Nick Clifton <nickc@redhat.com>
2231 * config/rx/rx.md (UNSPEC_CONST): New.
2232 (deallocate_and_return): Wrap the amount popped off the stack in
2233 an UNSPEC_CONST in order to stop it being rejected by
2234 -mmax-constant-size.
2235 (pop_and_return): Add a "(return)" rtx.
2236 (call): Drop the immediate operand.
2237 (call_internal): Likewise.
2238 (call_value): Likewise.
2239 (call_value_internal): Likewise.
2240 (sibcall_internal): Likewise.
2241 (sibcall_value_internal): Likewise.
2242 (sibcall): Likewise. Generate an explicit call using
2244 (sibcall_value): Likewise.
2245 (mov<>): FAIL if a constant operand is not legitimate.
2246 (addsi3_unpsec): New pattern.
2248 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2249 (ok_for_max_constant): New function.
2250 (gen_safe_add): New function.
2251 (rx_expand_prologue): Use gen_safe_add.
2252 (rx_expand_epilogue): Likewise.
2253 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2256 2011-01-21 Jeff Law <law@redhat.com>
2258 PR tree-optimization/47053
2259 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2260 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2261 statements are deleted.
2262 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2263 is nonempty, then purge dead edges and cleanup the CFG.
2265 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2269 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2271 * tree-dfa.c (create_var_ann): Mark variable as used.
2273 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2276 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2277 notes from other section in hot/cold partitioning even if
2278 last_action is -3. Increment call_site_base.
2280 PR rtl-optimization/47366
2281 * fwprop.c (forward_propagate_into): Return bool. If
2282 any changes are made, -fnon-call-exceptions is used and
2283 REG_EH_REGION note is present, call purge_dead_edges
2284 and return true if it purged anything.
2285 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2286 any EH edges were purged.
2288 2011-01-21 Jeff Law <law@redhat.com>
2290 PR rtl-optimization/41619
2291 * caller-save.c (setup_save_areas): Break out code to determine
2292 which hard regs are live across calls by examining the reload chains
2293 so that it is always used.
2294 Eliminate code which checked REG_N_CALLS_CROSSED.
2296 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2298 PR tree-optimization/47355
2299 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2300 NOP has non-debug uses beyond PHIs in new_bb.
2302 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2305 * cfgexpand.c (account_used_vars_for_block): Only account vars
2306 that are annotated as used.
2307 (estimated_stack_frame_size): Don't set TREE_USED.
2308 * tree-dfa.c (create_var_ann): Mark variable as used.
2310 2011-01-21 Richard Guenther <rguenther@suse.de>
2313 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2315 2011-01-21 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/47365
2318 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2319 (vn_reference_lookup_pieces): Adjust.
2320 (vn_reference_lookup): Likewise.
2321 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2322 (vn_reference_lookup_3): Only look through kills if in
2323 VN_WALKREWRITE mode.
2324 (vn_reference_lookup_pieces): Adjust.
2325 (vn_reference_lookup): Likewise.
2326 (visit_reference_op_load): Likewise.
2327 (visit_reference_op_store): Likewise.
2328 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2329 (compute_avail): Likewise.
2330 (eliminate): Likewise.
2332 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2334 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2335 DECL_IGNORED_P non-reg vars if they are used.
2337 PR tree-optimization/47391
2338 * varpool.c (const_value_known_p): Return false if
2341 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2344 * config/i386/i386.c (ix86_local_alignment): Handle
2345 case for va_list_type_node is nil.
2346 (ix86_canonical_va_list_type): Likewise.
2348 2011-01-21 Alan Modra <amodra@gmail.com>
2350 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2351 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2353 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2355 * config/arm/arm.md (define_attr type): Rename f_load
2356 and f_store to f_fpa_load and f_fpa_store. Update.
2357 (write_conflict): Deal with rename fallout.
2358 (*push_fp_multi): Likewise.
2359 * config/arm/fpa.md (f_load): Use f_fpa_load.
2360 (f_store): Use f_fpa_store.
2361 (*movsf_fpa): Likewise.
2362 (*movdf_fpa): Likewise.
2363 (*movxf_fpa): Likewise.
2364 (*thumb2_movsf_fpa): Likewise.
2365 (*thumb2_movdf_fpa): Likewise.
2366 (*thumb2_movxf_fpa): Likewise.
2367 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2368 f_loadd and f_stored.
2369 (*thumb2_movdi_vfp): Likewise.
2370 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2371 (*thumb2_movsi_vfp): Likewise.
2372 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2373 Use f_loads instead of f_load.
2374 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2376 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2378 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2379 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2380 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2381 (xtensa_mode_dependent_address_p): New function.
2382 (constantpool_address_p): Make static. Change return type to bool.
2383 Change argument type to const_rtx. Use CONST_INT_P predicate.
2385 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2388 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2390 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2393 * cfgexpand.c (expand_debug_expr): Instead of generating
2394 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2397 2011-01-20 Richard Guenther <rguenther@suse.de>
2400 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2401 the pointer operand of MEM_REFs.
2403 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2405 PR tree-optimization/46130
2406 * ipa-split.c (consider_split): If return_bb contains non-virtual
2407 PHIs other than for retval or if split_function would not adjust it,
2410 2011-01-20 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/47167
2413 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2414 Revert previous change, only avoid enumeral type changes.
2416 2011-01-19 Mike Stump <mikestump@comcast.net>
2418 * doc/tm.texi.in (BRANCH_COST): Englishify.
2419 * doc/tm.texi (BRANCH_COST): Likewise.
2421 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2424 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2425 (gen_scheduled_generic_parms_dies): New functions.
2426 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2427 generation for the end of CU compilation.
2428 (dwarf2out_finish): Generate template parameters DIEs here.
2430 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2433 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2434 debug bind stmt on merge edges.
2436 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2440 * function.c (instantiate_expr): Instantiate incoming rtl of
2441 implicit arguments, and recurse on VALUE_EXPRs.
2442 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2443 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2445 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2447 * c-parser.c (c_parser_for_statement): Initialize
2448 collection_expression.
2450 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2452 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2454 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2456 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2457 (LINK_SHLIB_SPEC): Don't use %(link_path).
2458 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2460 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2462 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2463 (NO_SHARED_LIB_SUPPORT): Remove.
2464 (LINK_SHLIB_SPEC): Remove one conditional definition.
2466 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2468 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2470 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2471 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2472 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2473 %{call_shared} and conditionals on these options not being passed.
2474 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2477 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2479 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2482 * ipa-split.c: Spelling fixes.
2484 2011-01-19 Richard Henderson <rth@redhat.com>
2486 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2487 (*mulsi3): Likewise.
2489 * longlong.h [__mn10300__] (count_leading_zeros): New.
2490 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2491 [__mn10300__] (add_ssaaaa, subddmmss): New.
2492 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2493 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2495 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2497 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2499 2011-01-19 Richard Henderson <rth@redhat.com>
2501 * config/mn10300/mn10300.md (addsi3_flags): New.
2502 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2503 (subsi3_flags, subc_internal, subdi3): New.
2504 (subdi3_internal, *subdi3_degenerate): New.
2505 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2507 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2508 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2509 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2510 * config/mn10300/mn10300-protos.h: Update.
2511 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2512 (return_ret): Likewise. Rename from return_internal_regs.
2513 (return_internal): Remove.
2515 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2516 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2517 (mn10300_legitimate_constant_p): Likewise.
2518 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2519 (mn10300_frame_size): New.
2520 (mn10300_expand_prologue): Use it.
2521 (mn10300_expand_epilogue): Likewise.
2522 (mn10300_initial_offset): Likewise.
2523 * config/mn10300/mn10300-protos.h: Update.
2524 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2525 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2526 (prologue, epilogue, return_internal): Tidy output code.
2527 (mn10300_store_multiple_operation, return): Likewise.
2528 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2529 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2530 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2531 (load_pic, am33_load_pic): New.
2532 (mn10300_load_pic0, mn10300_load_pic1): New.
2534 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2535 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2536 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2537 (cc_flags_for_mode, cc_flags_for_code): New.
2538 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2539 overflow flag is not valid. Validate that the flags we need
2540 for the comparison are valid.
2541 (mn10300_output_cmp): Remove.
2542 (mn10300_output_add): New.
2543 (mn10300_select_cc_mode): Use cc_flags_for_code.
2544 (mn10300_split_cbranch): New.
2545 (mn10300_match_ccmode): New.
2546 (mn10300_split_and_operand_count): New.
2547 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2549 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2550 (addsi3): ... here. Use mn10300_output_add.
2551 (*addsi3_flags): New.
2552 (*am33_subsi3, *mn10300_subsi3): Merge...
2553 (subsi3): ... here. Use attribute isa.
2554 (*subsi3_flags): New.
2555 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2557 (*am33_andsi3, *mn10300_andsi3): Merge...
2559 (*andsi3_flags): New.
2560 (andsi3 splitters): New.
2561 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2563 (*iorsi3_flags): New.
2564 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2566 (*xorsi3_flags): New.
2567 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2568 (one_cmplsi2): ... here.
2569 (*one_cmplsi2_flags): New.
2570 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2571 instead of "dax" in constraints. Use mn10300_split_cbranch.
2572 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2573 use matching constraints to eliminate a self-comparison.
2574 (*integer_conditional_branch): Rename from integer_conditional_branch.
2575 Use int_mode_flags to match CC_REG.
2576 (*cbranchsi4_btst, *btstsi): New.
2577 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2578 mn10300_split_cbranch.
2579 (*am33_cmpsf): Rename from am33_cmpsf.
2580 (*float_conditional_branch): Rename from float_conditional_branch.
2581 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2582 (zero_extendqisi2): ... here.
2583 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2584 (zero_extendhisi2): ... here.
2585 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2586 (extendqisi2): ... here.
2587 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2588 (extendhisi2): ... here.
2589 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2590 (ashlsi3): ... here.
2591 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2592 (lshrsi3): ... here.
2593 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2594 (ashrsi3): ... here.
2595 (consecutive add peephole): Remove.
2596 * config/mn10300/predicates.md (label_ref_operand): New.
2597 (int_mode_flags): New.
2598 (CCZN_comparison_operator): New.
2600 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2601 (throughput_42_latency_43): New reservation.
2602 (mulsidi3, umulsidi3): New expanders.
2603 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2604 the MDR register to allocation; separately allocate the low and
2605 high parts of the DImode result.
2606 (umulsidi3_internal): Similarly.
2607 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2608 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2609 (udivsi3, umodsi3): Remove.
2610 (udivmodsi4, divmodsi4): New expanders.
2611 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2612 (*divmodsi4): Simiarly.
2613 (ext_internal): New.
2615 * config/mn10300/constraints.md ("z"): New constraint.
2616 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2617 (FIXED_REGISTERS): Don't fix MDR.
2618 (CALL_USED_REGSITERS): Reformat nicely.
2619 (REG_ALLOC_ORDER): Add MDR.
2620 (enum regclass): Add MDR_REGS.
2621 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2622 (IRA_COVER_CLASSES): Add MDR_REGS.
2623 (REGNO_REG_CLASS): Handle MDR_REG.
2624 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2625 (mn10300_register_move_cost): Likewise.
2626 * config/mn10300/mn10300.md (MDR_REG): New.
2627 (*movsi_internal): Handle moves to/from MDR_REGS.
2629 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2631 (mn10300_secondary_reload): Tidy combination reload classes.
2632 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2633 addresses for AM33. Allow symbolic offsets for reg+imm.
2634 (mn10300_regno_in_class_p): New.
2635 (mn10300_legitimize_reload_address): New.
2636 * config/mn10300/mn10300.h (enum reg_class): Remove
2637 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2638 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2640 (REG_CLASS_NAMES): Update to match.
2641 (REG_CLASS_CONTENTS): Likewise.
2642 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2643 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2644 (REGNO_IN_RANGE_P): Remove.
2645 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2646 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2647 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2648 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2649 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2650 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2651 (REGNO_GENERAL_P): New.
2652 (HAVE_POST_MODIFY_DISP): New.
2653 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2654 (LEGITIMIZE_RELOAD_ADDRESS): New.
2655 * config/mn10300/mn10300-protos.h: Update.
2657 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2658 DATA_REGS for AM33 stack-pointer destination.
2659 (mn10300_preferred_output_reload_class): Likewise.
2660 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2661 into a form appropriate for ...
2662 (TARGET_SECONDARY_RELOAD): New.
2663 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2664 * config/mn10300/mn10300-protos.h: Update.
2665 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2666 reload_insi; use the "A" constraint for the scratch; handle AM33
2667 moves of sp to non-address registers.
2669 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2670 (*movqi_internal): ... here.
2671 (*am33_movhi, *mn10300_movhi): Merge into...
2672 (*movhi_internal): ... here.
2673 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2674 as the source/destination of moves from/to SP.
2675 (movsf): Only allow for AM33-2.
2676 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2677 any integer constant constraint. Only allow for AM33-2. Tidy
2678 all of the alternative outputs.
2679 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2680 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2682 (udivsi3, umodsi3): New patterns for MN103 only.
2684 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2686 * doc/tm.texi.in: Spell out that a lack of register class unions
2688 * doc/tm.texi: Regenerate.
2690 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2692 PR rtl-optimization/47337
2693 * dce.c (check_argument_store): New function.
2694 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2696 PR tree-optimization/47290
2697 * tree-eh.c (infinite_empty_loop_p): New function.
2698 (cleanup_empty_eh): Use it.
2700 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2703 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2704 (a64_expand_widen_sum): Ditto.
2705 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2706 (vec_extract_evenodd_help): Ditto.
2707 (vec_extract_evenv4hi): Ditto.
2708 (vec_extract_oddv4hi): Ditto.
2709 (vec_extract_evenv2si): Ditto.
2710 (vec_extract_oddv2si): Ditto.
2711 (vec_extract_evenv2sf): Ditto.
2712 (vec_extract_oddv2sf): Ditto.
2713 (vec_pack_trunc_v4hi: Ditto.
2714 (vec_pack_trunc_v2si): Ditto.
2715 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2716 (vec_interleave_highv8qi): Ditto.
2718 (vec_extract_oddv8qi): Ditto.
2719 (vec_interleave_lowv4hi): Ditto.
2720 (vec_interleave_highv4hi): Ditto.
2721 (vec_interleave_lowv2si): Ditto.
2722 (vec_interleave_highv2si): Ditto.
2724 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2726 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2727 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2728 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2729 (pa_c_mode_for_suffix): New.
2730 (TARGET_EXPAND_BUILTIN): Define.
2731 (TARGET_C_MODE_FOR_SUFFIX): Define.
2732 (pa_builtins): Define.
2733 (pa_init_builtins): Register __float128 type and init new support
2735 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2736 * config/pa/quadlib.c (_U_Qfcopysign): New.
2738 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2741 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2742 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2745 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2747 PR tree-optimization/47179
2748 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2749 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2751 2011-01-18 Richard Guenther <rguenther@suse.de>
2753 PR rtl-optimization/47216
2754 * emit-rtl.c: Include tree-flow.h.
2755 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2756 of replicating it with different semantics.
2757 * Makefile.in (emit-rtl.o): Adjust.
2759 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2761 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2762 (cortex_a9_dp): Handle neon types correctly.
2764 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2766 PR rtl-optimization/47299
2767 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2768 subtarget. Use normal multiplication if both operands are constants.
2769 * expmed.c (expand_widening_mult): Don't try to optimize constant
2770 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2773 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2775 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2776 spacing after 'e.g.', typos, comma, hyphenation.
2778 2011-01-17 Richard Henderson <rth@redhat.com>
2780 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2781 (rx_restricted_mem_operand): New.
2782 (rx_shift_operand): Use register_operand.
2783 (rx_source_operand, rx_compare_operand): Likewise.
2784 * config/rx/rx.md (addsi3_flags): New expander.
2785 (adddi3): Rewrite as expander.
2786 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2787 (subsi3_flags): New expander.
2788 (subdi3): Rewrite as expander.
2789 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2791 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2792 (rx_init_builtins): Remove sat builtin.
2793 (rx_expand_builtin): Likewise.
2794 * config/rx/rx.md (ssaddsi3): New.
2795 (*sat): Rename from sat. Represent the CC_REG input.
2797 * config/rx/predicates.md (rshift_operator): New.
2798 * config/rx/rx.c (rx_expand_insv): Remove.
2799 * config/rx/rx-protos.h: Update.
2800 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2801 operand to the canonical position.
2802 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2803 (*bitclr, *bitclr_in_memory): Similarly.
2804 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2805 (insv): Retain the zero_extract in the expansion.
2807 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2808 (bswaphi2, bitinvert, revw): Likewise.
2810 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2811 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2812 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2813 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2814 (bitset, bitset_in_memory): Likewise.
2815 (bitinvert, bitinvert_in_memory): Likewise.
2816 (bitclr, bitclr_in_memory): Likewise.
2817 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2818 (rx_strend, rx_cmpstrn): Likewise.
2819 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2820 (bitop peep2 patterns): Remove.
2822 * config/rx/rx.c (rx_match_ccmode): New.
2823 * config/rx/rx-protos.h: Update.
2824 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2825 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2826 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2827 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2828 (fix_truncsfsi2, floatsisf2): Likewise.
2829 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2830 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2831 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2832 (*subsi3_flags, *xorsi3_flags): New.
2834 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2836 * config/rx/rx.c (rx_print_operand): Remove workaround for
2837 unsplit comparison operations.
2839 * config/rx/rx.md (movsicc): Split after reload.
2840 (*movsicc): Merge *movsieq and *movsine via match_operator.
2841 (*stcc): New pattern.
2843 * config/rx/rx.c (rx_float_compare_mode): Remove.
2844 * config/rx/rx.h (rx_float_compare_mode): Remove.
2845 * config/rx/rx.md (cstoresi4): Split after reload.
2846 (*sccc): New pattern.
2848 * config/rx/predicates.md (label_ref_operand): New.
2849 (rx_z_comparison_operator): New.
2850 (rx_zs_comparison_operator): New.
2851 (rx_fp_comparison_operator): New.
2852 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2853 Validate that the flags are set properly for the comparison.
2854 (rx_gen_cond_branch_template): Remove.
2855 (rx_cc_modes_compatible): Remove.
2856 (mode_from_flags): New.
2857 (flags_from_code): Rename from flags_needed_for_conditional.
2858 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2859 (rx_select_cc_mode): Likewise.
2860 (rx_split_fp_compare): New.
2861 (rx_split_cbranch): New.
2862 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2863 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2864 (*cbranchsf4): Similarly.
2865 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2866 match_operator and rx_split_cbranch.
2867 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2868 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2869 (*cmpsi): Rename from cmpsi.
2870 (*tstsi): Rename from tstsi.
2871 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2872 (*conditional_branch): Rename from conditional_branch.
2873 (*reveresed_conditional_branch): Remove.
2874 (b<code>): Remove expander.
2875 * config/rx/rx-protos.h: Update.
2877 * config/rx/rx.c (rx_compare_redundant): Remove.
2878 * config/rx/rx.md (cmpsi): Don't use it.
2879 * config/rx/rx-protos.h: Update.
2881 * config/rx/rx-modes.def (CC_F): New mode.
2882 * config/rx/rx.c (rx_select_cc_mode): New.
2883 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2884 * config/rx/rx-protos.h: Update.
2886 2011-01-17 Richard Henderson <rth@redhat.com>
2888 * except.c (dump_eh_tree): Fix stray ; after for statement.
2890 2011-01-17 Richard Guenther <rguenther@suse.de>
2892 PR tree-optimization/47313
2893 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2894 handling before copying the body. Properly deal with
2895 by-reference result in SSA form.
2897 2011-01-17 Ian Lance Taylor <iant@google.com>
2900 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2901 (struct_value_alias_set): Don't define.
2902 (sparc_option_override): Don't set sparc_sr_alias_set and
2903 struct_value_alias_set.
2904 (save_or_restore_regs): Use gen_frame_mem rather than calling
2906 (sparc_struct_value_rtx): Likewise.
2908 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2911 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2913 (_mm_maskstore_pd): Likewise.
2914 (_mm_maskload_ps): Likewise.
2915 (_mm_maskstore_ps): Likewise.
2916 (_mm256_maskload_pd): Change mask to __m256i.
2917 (_mm256_maskstore_pd): Likewise.
2918 (_mm256_maskload_ps): Likewise.
2919 (_mm256_maskstore_ps): Likewise.
2921 * config/i386/i386-builtin-types.def: Updated.
2922 (ix86_expand_special_args_builtin): Likewise.
2924 * config/i386/i386.c (bdesc_special_args): Update
2925 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2926 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2927 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2928 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2930 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2931 Use <avxpermvecmode> on mask register.
2932 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2934 2011-01-17 Olivier Hainque <hainque@adacore.com>
2935 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2936 Eric Botcazou <ebotcazou@adacore.com>
2939 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2940 if <= USHRT_MAX in 32-bit mode.
2942 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2944 * doc/install.texi (Configuration, Specific): Wrap long
2945 lines in examples. Allow line wrapping in long options
2946 and URLs where beneficial for PDF output.
2948 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2950 * config/mips/mips.c (mips_classify_symbol): Don't return
2951 SYMBOL_PC_RELATIVE for nonlocal labels.
2953 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2955 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2957 2011-01-15 Jan Hubicka <jh@suse.cz>
2959 PR tree-optimization/47276
2960 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2961 declarations as needed.
2963 2011-01-15 Martin Jambor <mjambor@suse.cz>
2965 * common.opt (fdevirtualize): New flag.
2966 * doc/invoke.texi (Option Summary): Document it.
2967 * opts.c (default_options_table): Add devirtualize flag.
2968 * ipa-prop.c (detect_type_change): Return immediately if
2969 devirtualize flag is not set.
2970 (detect_type_change_ssa): Likewise.
2971 (compute_known_type_jump_func): Likewise.
2972 (ipa_analyze_virtual_call_uses): Likewise.
2974 2011-01-14 Martin Jambor <mjambor@suse.cz>
2976 PR tree-optimization/45934
2977 PR tree-optimization/46302
2978 * ipa-prop.c (type_change_info): New type.
2979 (stmt_may_be_vtbl_ptr_store): New function.
2980 (check_stmt_for_type_change): Likewise.
2981 (detect_type_change): Likewise.
2982 (detect_type_change_ssa): Likewise.
2983 (compute_complex_assign_jump_func): Check for dynamic type change.
2984 (compute_complex_ancestor_jump_func): Likewise.
2985 (compute_known_type_jump_func): Likewise.
2986 (compute_scalar_jump_functions): Likewise.
2987 (ipa_analyze_virtual_call_uses): Likewise.
2988 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2990 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2992 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2993 * config/i386/i386.opt (msse5): New Alias.
2995 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2997 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2998 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2999 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3000 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3002 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3004 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3006 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3007 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3008 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3009 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3011 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3013 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3015 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3017 2011-01-14 Mike Stump <mikestump@comcast.net>
3019 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3020 * config/fr30/fr30.md: Likweise
3021 (movsi_push): Likewise.
3022 (movsi_pop): Likewise.
3023 (enter_func): Likewise.
3024 * config/moxie/moxie.md (movsi_push): Likewise.
3025 (movsi_pop): Likewise.
3027 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3029 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3030 %{no_archive} %{exact_version}.
3031 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3032 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3033 %{no_archive} %{exact_version}.
3034 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3035 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3036 * config/mips/vxworks.h: Likewise.
3038 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3040 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3042 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3044 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3045 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3047 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3049 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3052 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3054 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3056 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3057 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3059 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3060 Don't handle -shlib.
3062 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3064 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3065 (CC1_SPEC): Don't handle -profile.
3067 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3069 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3070 * config/mips/mips.h (CC1_SPEC): Likewise.
3072 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3074 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3075 * config/mips/mips.h (CC1_SPEC): Likewise.
3077 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3079 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3080 * config/m32r/linux.h (LINK_SPEC): Likewise.
3081 * config/mips/linux.h (LINK_SPEC): Likewise.
3082 * config/mips/linux64.h (LINK_SPEC): Likewise.
3083 * config/sparc/linux.h (LINK_SPEC): Likewise.
3084 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3085 LINK_SPEC): Likewise.
3086 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3088 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3090 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3092 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3094 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3096 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3097 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3099 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3101 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3103 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3105 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3106 supports -Bstatic/-Bdynamic.
3107 * configure: Regenerate.
3109 2011-01-14 Jan Hubicka <jh@suse.cz>
3110 Jack Howarth <howarth@bromo.med.uc.edu>
3113 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3114 when checking debug_info_level. Test write_symbols instead of
3115 debug_hooks->var_location when setting flag_var_tracking_uninit.
3117 2011-01-14 Richard Guenther <rguenther@suse.de>
3119 PR tree-optimization/47179
3120 * target.def (ref_may_alias_errno): New target hook.
3121 * targhooks.h (default_ref_may_alias_errno): Declare.
3122 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3123 (default_ref_may_alias_errno): New function.
3124 * target.h (struct ao_ref_s): Declare.
3125 * tree-ssa-alias.c: Include target.h.
3126 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3127 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3128 (targhooks.o): Likewise.
3129 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3130 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3132 2011-01-14 Richard Guenther <rguenther@suse.de>
3134 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3136 2011-01-14 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/47280
3139 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3141 (tree_ssa_forward_propagate_single_use_vars): Deal with
3142 CFG changes from associate_plusminus.
3144 2011-01-14 Richard Guenther <rguenther@suse.de>
3148 2011-01-11 Richard Guenther <rguenther@suse.de>
3150 PR tree-optimization/46076
3151 * tree-ssa.c (useless_type_conversion_p): Conversions from
3152 unprototyped to empty argument list function types are useless.
3154 2011-01-14 Richard Guenther <rguenther@suse.de>
3156 PR tree-optimization/47286
3157 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3159 2011-01-14 Martin Jambor <mjambor@suse.cz>
3162 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3164 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3166 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3167 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3168 * config/xtensa/xtensa.c (xtensa_libcall_value,
3169 xtensa_function_value_regno_p): New functions.
3170 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3172 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3175 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3177 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3178 New function prototype.
3179 * config/i386/winnt.c (i386_pe_assemble_visibility):
3180 Warn only if attribute was specified by user.
3182 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3185 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3187 (floatunsdidf2_fcfidu): Ditto.
3189 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3191 * config/s390/s390.c (print_operand_address): Replace 'error' with
3192 'output_operand_lossage'.
3193 (print_operand): Likewise.
3195 2011-01-13 Jeff Law <law@redhat.com>
3197 PR rtl-optimization/39077
3198 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3199 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3200 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3201 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3202 * gcse.c (prune_insertions_deletions): New function.
3203 (compute_pre_data): Use it.
3205 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3208 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3210 (prune_unused_types_mark): Use it.
3212 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3214 PR rtl-optimization/45352
3215 * sel-sched.c: Update copyright years.
3216 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3217 in the advancing loop when we have issued issue_rate insns.
3219 2011-01-12 Richard Henderson <rth@redhat.com>
3221 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3222 (TARGET_MD_ASM_CLOBBERS): New.
3224 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3225 (TARGET_DELEGITIMIZE_ADDRESS): New.
3227 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3228 (clzsi2, *bsch): New patterns.
3230 * config/mn10300/mn10300.md (INT): New mode iterator.
3231 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3233 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3234 flag_split_wide_types.
3236 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3237 (mn10300_trampoline_init): Rewrite without a template, an immediate
3238 load and a direct branch.
3239 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3241 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3243 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3244 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3245 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3246 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3248 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3251 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3254 2011-01-12 Jan Hubicka <jh@suse.cz>
3257 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3258 (PLUGIN_COND_CLOSE): New macro.
3259 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3261 2011-01-12 Richard Guenther <rguenther@suse.de>
3264 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3265 register variables in a MEM_REF.
3267 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3269 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3270 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3271 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3272 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3273 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3274 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3275 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3276 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3277 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3278 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3279 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3280 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3281 * config/gnu-user.h: New. Copied from linux.h.
3282 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3283 GNU_USER_TARGET_STARTFILE_SPEC.
3284 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3285 GNU_USER_TARGET_ENDFILE_SPEC.
3286 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3287 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3288 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3289 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3290 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3291 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3292 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3293 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3294 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3295 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3296 * config/arm/linux-eabi.h (CC1_SPEC): Use
3297 GNU_USER_TARGET_CC1_SPEC.
3298 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3299 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3300 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3301 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3302 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3303 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3304 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3305 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3307 2011-01-12 Richard Guenther <rguenther@suse.de>
3310 * doc/invoke.texi (ffast-math): Document it is turned on
3313 2011-01-12 Jan Hubicka <jh@suse.cz>
3315 PR tree-optimization/47233
3316 * opts.c (common_handle_option): Disable ipa-reference with profile
3319 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3321 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3324 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3326 * c-parser.c (c_lex_one_token): Updated and reindented some
3327 comments. No changes in code.
3329 2011-01-11 Ian Lance Taylor <iant@google.com>
3331 * godump.c (go_output_var): Don't output the variable if there is
3332 already a type with the same name.
3334 2011-01-11 Ian Lance Taylor <iant@google.com>
3336 * godump.c (go_format_type): Don't generate float80.
3338 2011-01-11 Richard Henderson <rth@redhat.com>
3340 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3341 declaration. Rewrite for both speed and size.
3342 (mn10300_address_cost_1): Remove.
3343 (mn10300_register_move_cost): New.
3344 (mn10300_memory_move_cost): New.
3345 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3346 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3347 extensions, shifts, BSWAP, CLZ.
3348 (mn10300_wide_const_load_uses_clr): Remove.
3349 (TARGET_REGISTER_MOVE_COST): New.
3350 (TARGET_MEMORY_MOVE_COST): New.
3351 * config/mn10300/mn10300-protos.h: Update.
3352 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3354 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3355 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3356 * config/mn10300/mn10300-protos.h: Update.
3357 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3358 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3359 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3360 (*test_int_bitfield, *test_byte_bitfield): Remove.
3361 (*bit_test, *subreg_bit_test): Remove.
3362 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3364 * config/mn10300/constraints.md ("c"): Rename from "A".
3365 ("A", "D"): New constraint letters.
3366 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3367 (fmssf4, fnmasf4, fnmssf4): Likewise.
3369 * config/mn10300/mn10300.md (isa): New attribute.
3370 (enabled): New attribute.
3372 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3373 (abssf2, negsf2): Define only for hardware fp.
3374 (sqrtsf2): Reformat.
3375 (addsf3, subsf3, mulsf3): Merge expander and insn.
3377 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3378 (DEBUGGER_AUTO_OFFSET): Remove.
3379 (DEBUGGER_ARG_OFFSET): Remove.
3381 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3382 Emit register stores with the same offsets as the hardware.
3383 (mn10300_store_multiple_operation): Don't check that the register
3384 save offsets are monotonic.
3385 * config/mn10300/mn10300-protos.h: Update.
3387 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3389 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3390 in terms of the value on the stack, not the MDR register.
3392 2011-01-11 Jan Hubicka <jh@suse.cz>
3396 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3397 (symbol_alias_set_destroy, symbol_alias_set_contains,
3398 propagate_aliases_backward): Declare.
3399 * lto-streamer-out.c (struct sets): New sturcture.
3400 (trivally_defined_alias): New function.
3401 (output_alias_pair_p): Rewrite.
3402 (output_unreferenced_globals): Fix output of alias pairs.
3403 (produce_symtab): Likewise.
3404 * ipa.c (function_and_variable_visibility): Set weak alias destination
3406 * varasm.c (symbol_alias_set_t): Remove.
3407 (symbol_alias_set_destroy): Export.
3408 (propagate_aliases_forward, propagate_aliases_backward): New functions
3410 (compute_visible_aliases): ... this one; remove.
3411 (trivially_visible_alias): New
3412 (trivially_defined_alias): New.
3413 (remove_unreachable_alias_pairs): Rewrite.
3414 (finish_aliases_1): Reorganize code checking if alias is defined.
3415 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3418 2011-01-11 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/46076
3421 * tree-ssa.c (useless_type_conversion_p): Conversions from
3422 unprototyped to empty argument list function types are useless.
3424 2011-01-11 Richard Guenther <rguenther@suse.de>
3427 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3428 volatile MEMs as MEM_READONLY_P.
3430 2011-01-11 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/47239
3433 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3435 2011-01-11 Jeff Law <law@redhat.com>
3437 PR tree-optimization/47086
3438 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3439 IVs from statements that might throw.
3441 2011-01-10 Jan Hubicka <jh@suse.cz>
3444 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3446 2011-01-10 Jan Hubicka <jh@suse.cz>
3449 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3450 when correcting profile.
3452 2011-01-10 Jan Hubicka <jh@suse.cz>
3455 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3457 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3458 Restore DECL_FINI_PRIORITY.
3460 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3462 * doc/gimple.texi: Fix quoting of multi-word return values in
3463 @deftypefn statements. Ensure presence of return value. Wrap
3464 overlong @deftypefn lines.
3465 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3466 descriptions of removed functions.
3467 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3468 of multi-word return value in @deftypefn statement.
3470 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3472 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3473 (Conditional Expressions, Logical Operators)
3474 (Statement and operand traversals): Do not indent smallexample
3475 code. Fix duplicate function argument in example.
3477 2011-01-10 Jeff Law <law@redhat.com>
3479 PR tree-optimization/47141
3480 * ipa-split.c (split_function): Handle case where we are
3481 returning a value and the return block has a virtual operand phi.
3483 2011-01-10 Jan Hubicka <jh@suse.cz>
3485 PR tree-optimization/47234
3486 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3487 (pass_feedback_split_functions): Declare.
3488 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3490 * ipa-split.c (gate_split_functions): Update comments; disable
3491 split-functions for profile_arc_flag and branch_probabilities.
3492 (gate_feedback_split_functions): New function.
3493 (execute_feedback_split_functions): New function.
3494 (pass_feedback_split_functions): New global var.
3496 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3499 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3500 calling gimple_call_set_cannot_inline.
3502 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3504 * config/darwin-sections.def: Remove unused section.
3506 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3509 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3511 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3514 * c-parser.c (c_parser_declaration_or_fndef): Improved
3517 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3519 * config/i386/winnt.c (i386_pe_start_function): Make sure
3520 to switch back to function's section.
3522 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3526 * plugin.c: Move include of dlfcn.h from here...
3527 * system.h: ... to here.
3529 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3531 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3533 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3534 two extra empty pages in PDF output.
3536 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3539 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3540 for error recovery purposes behave as if it was not specified so
3541 that the default type is usd.
3543 2011-01-07 Jan Hubicka <jh@suse.cz>
3545 PR tree-optmization/46469
3546 * ipa.c (function_and_variable_visibility): Clear needed flags on
3547 nodes with external decls; handle weakrefs merging correctly.
3549 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3551 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3554 2011-01-07 Jan Hubicka <jh@suse.cz>
3556 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3557 and no longer claim that gold is required for linker plugin.
3558 * configure: Regenerate.
3559 * gcc.c (PLUGIN_COND): New macro.
3560 (LINK_COMMAND_SPEC): Use it.
3561 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3562 * config.in (HAVE_LTO_PLUGIN): New.
3563 * configure.ac (--with-lto-plugin): New parameter; autodetect
3566 2011-01-07 Jan Hubicka <jh@suse.cz>
3568 PR tree-optimization/46367
3569 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3570 when we can update original.
3571 (cgraph_mark_inline_edge): Sanity check.
3572 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3574 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3576 * config/spu/spu.h (ASM_COMMENT_START): Define.
3578 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3582 (SWITCH_KEEP_FOR_GCC): Likewise.
3583 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3584 (do_spec_1): Handle "%>".
3586 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3588 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3591 * config/i386/i386.c (ix86_delegitimize_address): If
3592 simplify_gen_subreg fails, return orig_x.
3595 * value-prof.c (gimple_stringop_fixed_value): Handle
3596 lhs of the call properly.
3598 2011-01-07 Jan Hubicka <jh@suse.cz>
3601 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3603 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3605 * target.def (function_switched_text_sections): New hook.
3606 * doc/tm.texi: Regenerated.
3607 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3608 * final.c (default_function_switched_text_sections): New.
3609 (final_scan_insn): Call function_switched_text_sections when a
3610 mid-function section change occurs.
3611 * output.h (default_function_switched_text_sections): Declare.
3612 * config/darwin-protos.h (darwin_function_switched_text_sections):
3614 * config/darwin.c (darwin_function_switched_text_sections): New.
3615 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3617 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3619 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3620 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3621 the secondary code fragment when outputting for DWARF == 2.
3623 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3625 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3626 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3628 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3629 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3631 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3634 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3635 when it is not empty.
3637 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3640 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3641 (case ${target}): Add btver1.
3642 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3643 -march=native recognize btver1 processors.
3644 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3645 btver1 def_and_undef
3646 * config/i386/i386.c (struct processor_costs btver1_cost): New
3648 (m_BTVER1): New definition.
3649 (m_AMD_MULTIPLE): Includes m_BTVER1.
3650 (initial_ix86_tune_features): Add btver1 tune.
3651 (processor_target_table): Add btver1 entry.
3652 (static const char *const cpu_names): Add btver1 entry.
3653 (software_prefetching_beneficial_p): Add btver1.
3654 (ix86_option_override_internal): Add btver1 instruction sets.
3655 (ix86_issue_rate): Add btver1.
3656 (ix86_adjust_cost): Add btver1.
3657 * config/i386/i386.h (TARGET_BTVER1): New definition.
3658 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3659 (enum processor_type): Add PROCESSOR_BTVER1.
3660 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3662 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3665 * config/i386/i386.c (legitimize_tls_address)
3666 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3667 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3668 (tls_initial_exec_64_sun): New pattern.
3670 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3672 * doc/invoke.texi (Overall Options): Improve wording and markup
3673 of the description of -wrapper.
3675 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3677 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3678 rdynamic, threads): New Driver options.
3680 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3683 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3684 if coming from .tdata.
3685 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3687 2011-01-06 Jan Hubicka <jh@suse.cz>
3690 * collect2.c (main): Do not enable LTOmode when plugin is active.
3692 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3695 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3696 --version output if supported.
3697 * configure: Regenerate.
3699 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3701 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3704 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3707 * c-convert.c (convert): When converting a complex expression
3708 other than COMPLEX_EXPR to a different complex type, ensure
3709 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3710 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3711 when converting COMPLEX_TYPE.
3713 2011-01-06 Ira Rosen <irar@il.ibm.com>
3715 PR tree-optimization/47139
3716 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3717 only the last reduction value is used outside the loop. Update
3720 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3722 * config/rtems.opt: New.
3723 * config.gcc (*-*-rtems*): Use rtems.opt.
3725 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3727 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3728 processors do not support 3DNow instructions.
3730 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3732 * config/spu/spu.c (spu_option_override): Set parameter
3733 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3735 2011-01-05 Jan Hubicka <jh@suse.cz>
3737 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3738 at the command line.
3740 2011-01-05 Martin Jambor <mjambor@suse.cz>
3743 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3744 deltas on streamed outgoing edges.
3745 (output_node_opt_summary): Output info for outgoing edges only when
3746 the node is in new parameter set.
3747 (output_cgraph_opt_summary): New parameter set, passed to the two
3748 aforementioned functions. Update its forward declaration and its
3751 2011-01-05 Tom Tromey <tromey@redhat.com>
3753 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3754 operator to c_finish_omp_atomic.
3755 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3756 (build_unary_op): Update.
3757 (build_modify_expr): Update.
3758 (build_asm_expr): Update.
3760 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3762 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3763 newly inserted insns.
3765 (spu_emit_branch_hint): Likewise.
3766 (insert_hbrp_for_ilb_runout): Likewise.
3767 (spu_machine_dependent_reorg): Call df_finish_pass after
3768 schedule_insns returns.
3770 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3772 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3774 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3776 PR tree-optimization/47005
3777 * tree-sra.c (struct access): Add 'non_addressable' bit.
3778 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3779 (decide_one_param_reduction): Return 0 if the parameter is passed by
3780 reference and one of the accesses in the group is non_addressable.
3782 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3784 PR tree-optimization/47056
3785 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3786 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3787 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3789 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3791 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3792 initializer. Skip view conversions from aggregate types.
3794 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3797 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3799 2011-01-04 Philipp Thomas <pth@suse.de>
3801 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3804 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3806 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3807 on empty epilogue sequences.
3809 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3811 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3812 non-static): New Driver options.
3814 2011-01-04 Jie Zhang <jie@codesourcery.com>
3817 * gcc.c (default_compilers[]): Set combinable field to 0
3818 for all assembly languages.
3820 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3822 * config/mips/loongson3a.md: New file.
3823 * config/mips/mips.md: Include loongson3a.md.
3824 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3827 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3830 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3831 instead of convert_memory_address_addr_space on the base expression.
3833 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3835 * config/spu/spu.c (spu_option_override): Update error text
3836 for bad -march= / -mtune= values.
3838 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3840 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3841 if branch-hint optimization will be performed.
3843 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3845 PR tree-optimization/47148
3846 * ipa-split.c (split_function): Convert arguments to
3847 DECL_ARG_TYPE if possible.
3849 PR tree-optimization/47155
3850 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3853 PR rtl-optimization/47157
3854 * combine.c (try_combine): If undobuf.other_insn becomes
3855 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3856 and set *new_direct_jump_p too.
3858 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3860 PR tree-optimization/47021
3861 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3863 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3865 * gcc.c (process_command): Update copyright notice dates.
3866 * gcov.c (print_version): Likewise.
3867 * gcov-dump.c (print_version): Likewise.
3868 * mips-tfile.c (main): Likewise.
3869 * mips-tdump.c (main): Likewise.
3871 2011-01-03 Martin Jambor <mjambor@suse.cz>
3873 PR tree-optimization/46801
3874 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3875 aggregate fields start at byte boundary instead of the bit-field flag.
3877 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3880 * gcc.c (main): Revert revision 168407.
3882 2011-01-03 Martin Jambor <mjambor@suse.cz>
3884 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3886 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3888 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3889 vector optab to expand vector/scalar shift, update gimple to vector.
3891 2011-01-03 Martin Jambor <mjambor@suse.cz>
3893 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3896 2011-01-03 Martin Jambor <mjambor@suse.cz>
3898 PR tree-optimization/46984
3899 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3901 (cgraph_create_indirect_edge): Fixed line length.
3902 (cgraph_indirect_call_info): Declare.
3903 (cgraph_make_edge_direct) Update declaration.
3904 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3905 (cgraph_create_indirect_edge): Use it.
3906 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3908 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3909 the new thunk_delta representation.
3910 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3912 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3913 (ipa_read_indirect_edge_info): Likewise.
3914 * lto-cgraph.c (output_edge_opt_summary): New function.
3915 (output_node_opt_summary): Call it on all outgoing edges.
3916 (input_edge_opt_summary): New function.
3917 (input_node_opt_summary): Call it on all outgoing edges.
3919 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3922 * gcc.c (main): Don't check have_o when settting combine_inputs.
3924 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3926 * regrename.c: Add general comment describing the pass.
3927 (struct du_head): Remove 'length' field.
3928 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3929 (regrename_optimize): Do not sort chains. Rework comments, add others.
3930 Force renaming to the preferred class (if any) in the first pass and do
3931 not consider registers that belong to it in the second pass.
3932 (create_new_chain): Do not set 'length' field.
3933 (scan_rtx_reg): Likewise.
3935 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3937 PR tree-optimization/47140
3938 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3939 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3942 PR rtl-optimization/47028
3943 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3944 parm_birth_insn instead of at the beginning of first bb.
3946 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3948 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3949 Remove the word "see" before "@pxref".
3950 * doc/rtl.texi: Remove the word "see" before "@pxref".
3952 2011-01-01 Jan Hubicka <jh@suse.cz>
3954 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3957 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3960 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3963 Copyright (C) 2011 Free Software Foundation, Inc.
3965 Copying and distribution of this file, with or without modification,
3966 are permitted in any medium without royalty provided the copyright
3967 notice and this notice are preserved.