1 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
5 * haifa-sched.c (fix_tick_ready): Skip tick computation
8 2011-02-19 Richard Guenther <rguenther@suse.de>
11 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
12 Remove lazy BLOCK_VARS streaming.
13 (lto_input_ts_block_tree_pointers): Likewise.
14 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
16 2011-02-19 Joseph Myers <joseph@codesourcery.com>
18 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
20 2011-02-19 Joseph Myers <joseph@codesourcery.com>
22 * config/i386/biarch32.h, config/i386/mach.h,
23 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
25 2011-02-19 Jakub Jelinek <jakub@redhat.com>
28 * config/i386/i386.md (peephole2 for shift and plus): Use
29 operands[1] original mode in the first insn.
31 2011-02-18 Mike Stump <mikestump@comcast.net>
33 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
35 2011-02-18 Jan Hubicka <jh@suse.cz>
38 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
39 to zero when the function is not inlinable at all.
41 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
43 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
44 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
45 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
46 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
47 * config/pa/t-pa64: Likewise.
48 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
50 2011-02-18 Jakub Jelinek <jakub@redhat.com>
53 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
55 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
58 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
60 2011-02-18 Anatoly Sokolov <aesok@post.ru>
62 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
63 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
64 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
65 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
66 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
67 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
68 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
69 m32r_load_postinc_p, m32r_store_preinc_predec_p,
70 m32r_legitimate_address_p): New functions.
71 * config/m32r/constraints.md (constraint "S"): Don't use
72 STORE_PREINC_PREDEC_P.
73 (constraint "U"): Don't use LOAD_POSTINC_P.
75 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
77 PR rtl-optimization/46178
78 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
79 compute ira_hard_regno_cover_class[].
81 2011-02-18 Richard Guenther <rguenther@suse.de>
84 * lto-streamer.h (lto_global_var_decls): Declare.
85 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
86 statics for global var processing.
88 2011-02-18 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/47737
91 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
94 2011-02-18 Jakub Jelinek <jakub@redhat.com>
97 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
98 avoid invalid rtx sharing.
100 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
102 * doc/cpp.texi (Obsolete Features): Add background on the
103 origin of assertions.
105 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
107 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
109 * config/darwin.c (output_objc_section_asm_op): Added support for
111 (is_objc_metadata): New.
112 (darwin_objc2_section): New.
113 (darwin_objc1_section): New.
114 (machopic_select_section): Added support for ABI v1 and v2.
115 (darwin_emit_objc_zeroed): New.
116 (darwin_output_aligned_bss): Detect objc metadata and treat it
118 (darwin_asm_output_aligned_decl_common): Same.
119 (darwin_asm_output_aligned_decl_local): Same.
120 * config/darwin-sections.def: Updated for ABI v1 and v2.
121 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
122 compiling Objective-C code for the NeXT runtime, default to using
123 ABI version 0 for 32-bit, and version 2 for 64-bit.
125 2011-02-17 Joseph Myers <joseph@codesourcery.com>
127 * common.opt (optimize_fast): New Variable.
128 * opts.c (default_options_optimization): Use opts->x_optimize_fast
129 instead of local variable ofast.
131 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
133 * doc/invoke.texi (fobjc-abi-version): Documented.
134 (fobjc-nilcheck): Documented.
135 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
138 2011-02-17 Joseph Myers <joseph@codesourcery.com>
141 * common.opt (export-dynamic): New Driver option.
142 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
144 2011-02-17 Joseph Myers <joseph@codesourcery.com>
146 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
148 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
149 Jan Hubicka <jh@suse.cz>
153 * cfgexpand.c (account_used_vars_for_block): Remove.
154 (estimated_stack_frame_size): Use referenced vars.
155 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
156 that were referenced in the original function. Test src_fn
157 rather than cfun. Drop redundant get_var_ann.
158 (setup_one_parameter): Drop redundant get_var_ann.
159 (declare_return_variable): Likewise.
160 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
161 (copy_arguments_for_versioning): Drop redundant get_var_ann.
162 * ipa-inline.c (compute_inline_parameters): Do not compute
163 disregard_inline_limits here.
165 (compute_inlinable_for_current, pass_inlinable): New.
166 (pass_inline_parameters): Require PROP_referenced_vars.
167 * cgraphunit.c (cgraph_process_new_functions): Don't run
168 compute_inline_parameters explicitly unless function is in
170 (cgraph_analyze_function): Set .disregard_inline_limits.
171 * tree-sra.c (convert_callers): Compute inliner parameters
172 only for functions already in SSA form.
174 2011-02-17 Joseph Myers <joseph@codesourcery.com>
176 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
177 -mlittle-endian-data.
179 2011-02-17 Joseph Myers <joseph@codesourcery.com>
181 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
182 -mno-fpu, not -fpu and -no-fpu.
183 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
184 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
186 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
190 input reload with PLUS RTX.
192 2011-02-16 Joseph Myers <joseph@codesourcery.com>
194 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
197 2011-02-16 Joseph Myers <joseph@codesourcery.com>
199 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
202 2011-02-16 Joseph Myers <joseph@codesourcery.com>
204 * config/mn10300/mn10300.opt (mno-crt0): New.
206 2011-02-16 Joseph Myers <joseph@codesourcery.com>
208 * config/m68k/uclinux.opt (static-libc): New Driver option.
210 2011-02-16 Joseph Myers <joseph@codesourcery.com>
212 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
214 2011-02-16 Joseph Myers <joseph@codesourcery.com>
216 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
217 %{muser-extend-enabled}.
219 2011-02-16 Richard Guenther <rguenther@suse.de>
221 PR tree-optimization/47738
222 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
223 the TODO from tree_predictive_commoning.
225 2011-02-15 Jeff Law <law@redhat.com>
228 2011-01-25 Jeff Law <law@redhat.com>
230 PR rtl-optimization/37273
231 * ira-costs.c (scan_one_insn): Detect constants living in memory and
232 handle them like argument loads from stack slots. Do not double
233 count memory for memory constants and argument loads from stack slots.
235 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
238 * combine.c (cant_combine_insn_p): Revert the last change.
240 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
243 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
244 mode for vector constants. Remove code that checks for TImode.
246 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
250 * cgraph.h (compute_inline_parameters): Return void.
251 * ipa-inline.c (compute_inline_parameters): Adjust.
253 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
257 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
259 * cfgexpand.c (estimated_stack_frame_size): Likewise.
260 * ipa-inline.c (compute_inline_parameters): Adjust.
262 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
266 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
267 Adjust all users. Pass FN to...
268 * tree-flow-inline.h (first_referenced_var): ... this. Add
270 * ipa-struct-reorg.c: Adjust.
271 * tree-dfa.c: Adjust.
272 * tree-into-ssa.c: Adjust.
273 * tree-sra.c: Adjust.
274 * tree-ssa-alias.c: Adjust.
275 * tree-ssa-live.c: Adjust.
276 * tree-ssa.c: Adjust.
277 * tree-ssanames.c: Adjust.
278 * tree-tailcall.c: Adjust.
280 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
284 * tree-flow.h (referenced_var_lookup): Add fn parameter.
286 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
287 * tree-flow-inline.h: Adjust.
288 * gimple-pretty-print.c: Adjust.
289 * tree-into-ssa.c: Adjust.
290 * tree-ssa.c: Adjust.
291 * cfgexpand.c: Adjust.
293 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
295 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
296 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
297 (EXTRA_CONSTRAINT): Delete.
298 * config/iq2000/constraints.md: New file.
299 * config/iq2000/iq2000.md: Include it.
300 (define_insn ""): Delete.
301 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
302 unsupported constraint letters from patterns.
303 (call_value, call_value_internal1): Likewise.
304 (call_value_multiple_internal1): Likewise.
306 2011-02-15 Nick Clifton <nickc@redhat.com>
308 * config/mn10300/mn10300.c: Include tm-constrs.h.
309 (struct liw_data): New data structure describing an LIW candidate
311 (extract_bundle): Use struct liw_data. Allow small integer
312 operands for some instructions.
313 (check_liw_constraints): Use struct liw_data. Remove swapped
314 parameter. Add comments describing the checks. Fix bug when
315 assigning the source of liw1 to the source of liw2.
316 (liw_candidate): Delete. Code moved into extract_bundle.
317 (mn10300_bundle_liw): Use struct liw_data. Check constraints
319 * config/mn10300/predicates.md (liw_operand): New predicate.
320 Allows registers and small integer constants.
321 * config/mn10300/constraints.md (O): New constraint. Accetps
322 integers in the range -8 to +7 inclusive.
323 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
324 for moving a small integer into a register. Give this alternative
326 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
327 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
328 using the J,K,L and M constraints,
329 (liw): Remove SI mode on second operands to allow for HI and QI
331 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
334 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
337 * combine.c (cant_combine_insn_p): Check zero/sign extended
340 2011-02-15 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/47743
343 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
344 for a non-type-compatible VN lookup bail out.
346 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
348 * config/fr30/constraints.md: New file.
349 * config/fr30/fr30.md: Include it.
350 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
351 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
352 (EXTRA_CONSTRAINT): Delete.
354 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
356 * config/frv/constraints.md: New file.
357 * config/frv/predicates.md: Include it.
358 * config/frv/frv.c (reg_class_from_letter): Delete.
359 (frv_option_override): Don't initialize it.
360 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
361 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
362 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
363 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
364 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
365 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
366 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
367 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
368 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
369 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
370 (REG_CLASS_FROM_CONSTRAINT): Delete.
372 2011-02-15 Jakub Jelinek <jakub@redhat.com>
375 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
376 if frame size is 0 in a leaf function.
378 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
381 * config/alpha/host-osf.c: New file.
382 * config/alpha/x-osf: New file.
383 * config.host (alpha*-dec-osf*): Use it.
385 2011-02-14 Anatoly Sokolov <aesok@post.ru>
387 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
388 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
389 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
390 (rx_mode_dependent_address_p): ...this. Make static. Change argument
392 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
394 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
396 * config/stormy16/constraints.md: New file.
397 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
398 Use satisfies_constraint_Q and satisfies_constraint_R.
399 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
401 (xstormy16_legitiamte_address_p): Declare.
402 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
403 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
404 (EXTRA_CONSTRAINT): Delete.
405 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
407 (xstormy16_extra_constraint_p): Delete.
409 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
411 PR tree-optimization/46494
412 * loop-unroll.c (split_edge_and_insert): Adjust comment.
413 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
414 (pass_rtl_loop_done): Add TODO_verify_flow.
415 * fwprop.c (pass_rtl_fwprop): Likewise.
416 * modulo-sched.c (pass_sms): Likewise.
417 * tree-ssa-dom.c (pass_dominator): Likewise.
418 * tree-ssa-loop-ch.c (pass_ch): Likewise.
419 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
420 (pass_tree_loop_done): Likewise.
421 * tree-ssa-pre.c (execute_pre): Likewise.
422 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
423 * tree-ssa-sink.c (pass_sink_code): Likewise.
424 * tree-vrp.c (pass_vrp): Likewise.
426 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
428 * config/v850/constraints.md: New file.
429 * config/v850/v850.md: Include it.
430 * config/v850/predicates.md (reg_or_0_operand): Use
431 satisfies_constraint_G.
432 (special_symbolref_operand): Use satisfies_constraint_K.
433 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
434 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
435 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
436 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
437 (EXTRA_CONSTRAINT): Delete.
438 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
439 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
440 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
442 2011-02-14 Anatoly Sokolov <aesok@post.ru>
445 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
448 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
450 * config/mcore/constraints.md: New file.
451 * config/mcore/mcore.md: Include it.
452 * config/mcore/mcore.c (reg_class_from_letter): Delete.
453 * config/mcore/mcore.h (reg_class_from_letter): Delete.
454 (REG_CLASS_FROM_LETTER): Delete.
455 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
456 insn_const_int_ok_for_constraint.
457 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
458 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
459 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
460 (EXTRA_CONSTRAINT): Delete.
462 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
465 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
466 (IS_SIGHANDLER): Define.
467 (sparc64_is_sighandler): New function, split off from
468 sparc64_fallback_frame_state.
469 (sparc_is_sighandler): New function, split off from
470 sparc_fallback_frame_state.
471 (sparc64_fallback_frame_state): Merge with ...
472 (sparc_fallback_frame_state): ... this into ...
473 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
474 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
475 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
476 stack instead of hardcoded offsets.
478 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
480 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
482 2011-02-14 Andriy Gapon <avg@freebsd.org>
485 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
487 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
489 * configure: Regenerate.
491 2011-02-12 Joseph Myers <joseph@codesourcery.com>
494 * gcc.c (asm_options): Correct spec matching --target-help.
496 2011-02-12 Martin Jambor <mjambor@suse.cz>
498 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
499 to gimple call error.
501 2011-02-12 Mike Stump <mikestump@comcast.net>
503 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
504 comments in backslash regions.
506 2011-02-12 Mike Stump <mikestump@comcast.net>
507 Jakub Jelinek <jakub@redhat.com>
508 Iain Sandoe <iains@gcc.gnu.org>
511 * dwarf2out.c (output_cfa_loc): When required, apply the
512 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
513 (output_loc_sequence): Likewise.
514 (output_loc_operands_raw): Likewise.
515 (output_loc_sequence_raw): Likewise.
516 (output_cfa_loc): Likewise.
517 (output_loc_list): Suppress register number adjustment when
518 calling output_loc_sequence()
519 (output_die): Likewise.
521 2011-02-12 Anatoly Sokolov <aesok@post.ru>
523 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
525 * config/xtensa/xtensa.c (xtensa_register_move_cost,
526 xtensa_memory_move_cost): New functions.
527 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
529 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
532 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
533 in the current directory.
534 * configure: Rebuilt.
536 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
538 * config/darwin.c (darwin_override_options): Add a hunk missed
539 from the commit of r168571. Trim comment line lengths and
540 correct indents of the preceding block.
542 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
544 * gcc.c (driver_handle_option): Concatenate the argument to -F with
547 2011-02-11 Joseph Myers <joseph@codesourcery.com>
549 * common.opt (nostartfiles): New Driver option.
551 2011-02-11 Xinliang David Li <davidxl@google.com>
553 PR tree-optimization/47707
554 * tree-chrec.c (convert_affine_scev): Keep type precision.
556 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
558 PR tree-optimization/47420
559 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
561 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
563 PR rtl-optimization/47614
564 * rtl.h (check_for_inc_dec): Declare.
565 * dse.c (check_for_inc_dec): Externalize...
566 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
567 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
569 2011-02-11 Joseph Myers <joseph@codesourcery.com>
572 * gcc.c (main): Do not compile inputs if there were errors in
574 * opts-common.c (read_cmdline_option): Check for wrong language
575 after other error checks.
577 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
579 * cgraph.c: Fix comment typos.
580 * cgraph.h: Likewise.
581 * cgraphunit.c: Likewise.
582 * ipa-cp.c: Likewise.
583 * ipa-inline.c: Likewise.
584 * ipa-prop.c: Likewise.
585 * ipa-pure-const.c: Likewise.
586 * ipa-ref.c: Likewise.
587 * ipa-reference.c: Likewise.
589 2011-02-11 Jakub Jelinek <jakub@redhat.com>
592 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
594 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
597 * doc/sourcebuild.texi (Require Support): Document
598 dg-require-ascii-locale.
600 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
602 * doc/lto.texi (Write summary): Fix missing parentheses.
604 2011-02-10 DJ Delorie <dj@redhat.com>
606 * config/m32c/m32c.c (m32c_option_override): Disable
607 -fcombine-stack-adjustments until flag value tracking and compare
608 optimization can be rewritten.
610 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
612 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
614 (PROCESSOR_DEFAULT64): Likewise.
616 2011-02-10 Richard Henderson <rth@redhat.com>
618 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
619 change from 2011-02-03.
620 * config/rx/rx.c (flags_from_code): Likewise.
621 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
622 is valid, n/pz otherwise.
623 (rx_select_cc_mode): Return CCmode if Y is not zero.
625 2011-02-10 Richard Guenther <rguenther@suse.de>
627 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
629 2011-02-10 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/47677
632 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
634 2011-02-10 Jakub Jelinek <jakub@redhat.com>
637 * combine.c (make_compound_operation): Only change shifts into
638 multiplication for SCALAR_INT_MODE_P.
640 2011-02-10 Jie Zhang <jie@codesourcery.com>
644 2011-02-05 Jie Zhang <jie@codesourcery.com>
646 * web.c (entry_register): Don't clobber the number of the
647 first uninitialized reference in used[].
649 2011-02-09 Richard Guenther <rguenther@suse.de>
651 PR tree-optimization/47664
652 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
655 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
659 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
661 (PROCESSOR_DEFAULT64): Same.
662 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
664 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
666 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
668 2011-02-09 Martin Jambor <mjambor@suse.cz>
671 * tree-sra.c (struct access): New flags grp_scalar_read and
672 grp_scalar_write. Changed description of assignment read and write
674 (dump_access): Dump new flags, reorder all of them.
675 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
676 to detect multiple scalar reads.
677 (analyze_access_subtree): Use the new scalar read write flags instead
678 of the old flags. Adjusted comments.
680 2011-02-08 DJ Delorie <dj@redhat.com>
683 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
686 2011-02-08 Joseph Myers <joseph@codesourcery.com>
688 * config/m68k/uclinux.opt: New.
689 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
691 2011-02-08 Joseph Myers <joseph@codesourcery.com>
693 * config/cris/elf.opt (sim): New Driver option.
695 2011-02-08 Joseph Myers <joseph@codesourcery.com>
697 * config/xtensa/elf.opt: New.
698 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
700 2011-02-08 Joseph Myers <joseph@codesourcery.com>
702 * config/vax/elf.opt: New.
703 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
705 2011-02-08 Joseph Myers <joseph@codesourcery.com>
707 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
709 2011-02-08 Joseph Myers <joseph@codesourcery.com>
711 * config/gnu-user.opt: New.
712 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
713 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
714 *-*-uclinux*): Use gnu-user.opt.
716 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
718 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
719 * config/i386/gnu.h (CPP_SPEC): Likewise.
721 2011-02-08 Ian Lance Taylor <iant@google.com>
723 * common.opt (fcx-limited-range): Add SetByCombined flag.
724 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
725 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
726 (fassociative-math, freciprocal-math): Likewise.
727 (funsafe-math-optimizations): Likewise.
728 * opth-gen.awk: Handle SetByCombined.
729 * optc-gen.awk: Likewise.
730 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
731 (set_unsafe_math_optimizations_flags): Likewise.
732 * doc/options.texi (Option properties): Document SetByCombined.
734 2011-02-08 Joseph Myers <joseph@codesourcery.com>
736 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
737 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
738 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
739 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
740 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
742 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
744 PR tree-optimization/46834
745 PR tree-optimization/46994
746 PR tree-optimization/46995
747 * graphite-sese-to-poly.c (used_outside_reduction): New.
748 (detect_commutative_reduction): Call used_outside_reduction.
749 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
750 translate_scalar_reduction_to_array only when at least one
751 loop-phi/close-phi tuple has been detected.
753 2011-02-08 Richard Guenther <rguenther@suse.de>
756 * tree-vect-generic.c (expand_vector_operations_1): Update
758 (expand_vector_operations): ... not here. Cleanup EH info
759 and the CFG if required.
761 2011-02-08 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/47641
764 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
765 require type compatibility.
767 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
769 * gimple-low.c (lower_function_body): Don't remove the location of
770 the return statement here.
771 (lower_gimple_return): Do it here instead but only if the return
772 statement is actually used twice.
774 2011-02-08 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/47632
777 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
778 unused up_to_stmt parameter, return whether cfg-cleanup is
779 necessary, remove EH info properly.
780 (forward_propagate_into_gimple_cond): Adjust caller.
781 (forward_propagate_into_cond): Likewise.
782 (forward_propagate_comparison): Likewise.
783 (tree_ssa_forward_propagate_single_use_vars): Make
784 forward_propagate_comparison case similar to the two others.
786 2011-02-08 Nick Clifton <nickc@redhat.com>
788 * config/mn10300/mn10300.opt (mliw): New command line option.
789 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
790 (liw_bundling): New automaton.
791 (liw): New attribute.
792 (liw_op): New attribute.
793 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
794 (movsi_internal): Add LIW attributes.
798 (addsi3): Separate register and immediate alternatives.
806 * config/mn10300/mn10300.c (liw_op_names): New
807 (mn10300_print_operand): Handle 'W' operand descriptor.
808 (extract_bundle): New function.
809 (check_liw_constraints): New function.
810 (liw_candidate): New function.
811 (mn10300_bundle_liw): New function.
812 (mn10300_reorg): New function.
813 (TARGET_MACHINE_DEPENDENT_REORG): Define.
814 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
815 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
816 __LIW__ or __NO_LIW__.
817 * doc/invoke.texi: Describe the -mliw command line option.
819 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
821 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
822 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
823 pthread_mutex_unlock): Remove.
824 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
825 * config/pa/t-pa64: Likewise.
826 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
827 shared libc if not linking against libpthread.
828 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
830 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
833 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
834 on 10.6 and later to ensure that we always use the unwinder from
835 the system. Only add -no_compact_unwind when tarteting darwin
838 2011-02-07 Steve Ellcey <sje@cup.hp.com>
841 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
842 (vec_interleave_lowv2sf): Ditto.
843 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
844 (vec_extract_oddv2sf): Ditto.
846 2011-02-07 Mike Stump <mikestump@comcast.net>
849 Add __ieee_divdc3 entry point.
850 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
852 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
853 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
854 * config/darwin.c (darwin_rename_builtins): Add.
855 * config/darwin-protos.h (darwin_rename_builtins): Add.
857 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
860 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
863 2011-02-07 Mike Stump <mikestump@comcast.net>
865 * config/darwin.opt (mmacosx-version-min): Update default OS version.
867 2011-02-07 Denis Chertykov <chertykov@gmail.com>
870 * config/avr/libgcc.S (exit): Move .endfunc
872 2011-02-07 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/47615
875 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
876 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
877 (run_scc_vn): Initialize it.
878 (visit_reference_op_load): Use it.
879 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
881 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
883 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
884 DImode trapping arithmetic libfuncs.
886 2011-02-07 Richard Guenther <rguenther@suse.de>
888 PR tree-optimization/47621
889 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
891 (execute_update_addresses_taken): ... here. Make it more
892 conservative in what we accept.
894 2011-02-06 Joseph Myers <joseph@codesourcery.com>
896 * config/sparc/freebsd.h (ASM_SPEC): Define.
897 * config/sparc/vxworks.h (ASM_SPEC): Define.
899 2011-02-06 Joseph Myers <joseph@codesourcery.com>
901 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
903 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
905 * doc/invoke.texi: Remove reference to compiler internals from
908 * reg-notes.def: Remove REG_VALUE_PROFILE.
909 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
911 2011-02-05 Jakub Jelinek <jakub@redhat.com>
914 * varasm.c (default_section_type_flags): If decl is NULL,
915 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
917 2011-02-05 Jie Zhang <jie@codesourcery.com>
920 * web.c (entry_register): Don't clobber the number of the
921 first uninitialized reference in used[].
923 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
925 PR tree-optimization/46194
926 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
927 (build_classic_dist_vector_1): Do not represent classic distance
928 vectors when the access functions are variating in different loops.
930 2011-02-04 Joseph Myers <joseph@codesourcery.com>
932 * config/mips/iris6.opt: New.
933 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
935 2011-02-04 Richard Henderson <rth@redhat.com>
936 Steve Ellcey <sje@cup.hp.com>
939 * config/ia64/predicates.md (mux1_brcst_element): New.
940 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
941 * config/ia64/ia64.c (ia64_unpack_assemble): New.
942 (ia64_unpack_sign): New.
943 (ia64_expand_unpack): Rewrite using new routines.
944 (ia64_expand_widen_sum): Ditto.
945 (ia64_expand_dot_prod_v8qi): Ditto.
946 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
947 routines, add endian check.
948 (pmpy2_even): Rename from pmpy2_r, add endian check.
949 (pmpy2_odd): Rename from pmpy2_l, add endian check.
950 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
951 (vec_widen_smult_hi_v4hi): Ditto.
952 (vec_widen_umult_lo_v4hi): Ditto.
953 (vec_widen_umult_hi_v4hi): Ditto.
954 (mulv2si3): Change endian checks.
955 (sdot_prodv4hi): Rewrite with new calls.
956 (udot_prodv4hi): New.
957 (vec_pack_ssat_v4hi): Add endian check.
958 (vec_pack_usat_v4hi): Ditto.
959 (vec_pack_ssat_v2si): Ditto.
960 (max1_even): Rename from max1_r, add endian check.
961 (max1_odd): Rename from max1_l, add endian check.
962 (*mux1_rev): Format change.
966 (*mux1_brcst_v8qi): Use new predicate.
967 (vec_extract_evenv8qi): Remove endian check.
968 (vec_extract_oddv8qi): Ditto.
969 (vec_interleave_lowv4hi): Format change.
970 (vec_interleave_highv4hi): Ditto.
971 (mix2_even): Rename from mix2_r, add endian check.
972 (mix2_odd): Rename from mux2_l, add endian check.
973 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
974 (vec_extract_evenodd_helper): Format change.
975 (vec_extract_evenv4hi): Remove endian check.
976 (vec_extract_oddv4hi): Remove endian check.
977 (vec_interleave_lowv2si): Format change.
978 (vec_interleave_highv2si): Format change.
979 (vec_initv2si): Remove endian check.
980 (vecinit_v2si): Add endian check.
981 (reduc_splus_v2sf): Add endian check.
982 (reduc_smax_v2sf): Ditto.
983 (reduc_smin_v2sf): Ditto.
984 (vec_initv2sf): Remove endian check.
985 (fpack): Add endian check.
986 (fswap): Add endian check.
987 (vec_interleave_highv2sf): Add endian check.
988 (vec_interleave_lowv2sf): Add endian check.
989 (fmix_lr): Add endian check.
990 (vec_setv2sf): Format change.
991 (*vec_extractv2sf_0_be): Use shift to extract operand.
992 (*vec_extractv2sf_1_be): New.
993 (vec_pack_trunc_v4hi): Add endian check.
994 (vec_pack_trunc_v2si): Format change.
996 2011-02-04 Jakub Jelinek <jakub@redhat.com>
999 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
1000 do bb, locus and block comparison and disallow loads if it is not set.
1001 (stmt_is_replaceable_p): New function.
1002 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
1004 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
1005 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
1007 * tree-flow.h (stmt_is_replaceable_p): New prototype.
1009 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1011 * config/rs6000/xilinx.opt: New.
1012 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
1014 2011-02-04 Joseph Myers <joseph@codesourcery.com>
1016 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
1018 2011-02-03 Anatoly Sokolov <aesok@post.ru>
1020 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
1021 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1022 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
1023 secondary_reload_info, xtensa_secondary_reload): Remove.
1024 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
1025 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1026 (xtensa_preferred_reload_class): Make static. Change return and
1027 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
1028 Use CONST_DOUBLE_P predicate.
1029 (xtensa_preferred_output_reload_class): New function.
1030 (xtensa_secondary_reload): Make static.
1032 2011-02-03 Joseph Myers <joseph@codesourcery.com>
1034 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
1035 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
1036 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
1038 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1041 * output.h (SECTION_RELRO): Define.
1042 (SECTION_MACH_DEP): Adjust.
1043 (get_variable_section): New prototype.
1044 * varpool.c (varpool_finalize_named_section_flags): New function.
1045 (varpool_assemble_pending_decls): Call it.
1046 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
1047 * cgraphunit.c (cgraph_output_in_order): Call
1048 varpool_finalize_named_section_flags.
1049 * varasm.c (get_section): Allow section flags conflicts between
1050 relro and read-only sections if the section hasn't been declared yet.
1051 Set SECTION_OVERRIDE after diagnosing section type conflict.
1052 (get_variable_section): No longer static.
1053 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
1054 readonly sections that need relocations.
1055 (decl_readonly_section_1): New function.
1056 (decl_readonly_section): Use it.
1059 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1060 Steve Ellcey <sje@cup.hp.com>
1063 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1064 if section attribute used.
1066 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1068 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1069 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1070 (darwin_init_sections): Remove assertion.
1072 2011-02-03 Nick Clifton <nickc@redhat.com>
1074 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1076 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1077 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1078 instead of "n" and "pz".
1079 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1082 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1085 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1086 fma, expand FMA_EXPR as fma{,f,l} call.
1089 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1090 copy them into a unsigned char variable and pass address of it to
1091 lto_output_data_stream.
1094 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1095 around backend_init_target and lang_dependent_init_target calls.
1096 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1097 (verify_cgraph_node): Don't call set_cfun here. Use
1098 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1099 Set error_found for incorrectly represented calls to thunks.
1101 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1104 PR rtl-optimization/43494
1105 * rtl.h (for_each_inc_dec_fn): New type.
1106 (for_each_inc_dec): Declare.
1107 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1108 (for_each_inc_dec_find_inc_dec): New fn.
1109 (for_each_inc_dec_find_mem): New fn.
1110 (for_each_inc_dec): New fn.
1111 * dse.c (struct insn_size): Remove.
1112 (replace_inc_dec, replace_inc_dec_mem): Remove.
1113 (emit_inc_dec_insn_before): New fn.
1114 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1115 (canon_address): Pass mem modes to cselib_lookup.
1116 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1117 (cselib_lookup_from_insn): Likewise.
1118 (cselib_subst_to_values): Likewise.
1119 * cselib.c (find_slot_memmode): New var.
1120 (cselib_find_slot): New fn. Use it instead of
1121 htab_find_slot_with_hash everywhere.
1122 (entry_and_rtx_equal_p): Use find_slot_memmode.
1123 (autoinc_split): New fn.
1124 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1125 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1126 Deal with autoinc. Special-case recursion into MEMs.
1127 (cselib_hash_rtx): Likewise.
1128 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1129 address and MEM modes.
1130 (cselib_subst_to_values): Add memmode, pass it on.
1132 (cselib_lookup): Add memmode argument, pass it on.
1133 (cselib_lookup_from_insn): Add memmode.
1134 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1135 (struct cselib_record_autoinc_data): New.
1136 (cselib_record_autoinc_cb): New fn.
1137 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1138 mode to cselib_lookup. Reset autoinced REGs here instead of...
1139 (cselib_process_insn): ... here.
1140 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1142 (add_uses): Likewise, also to cselib_subst_to_values.
1143 (add_stores): Likewise.
1144 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1145 cselib_subst_to_values.
1146 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1147 * gcse.c (do_local_cprop): Adjusted.
1148 * postreload.c (reload_cse_simplify_set): Adjusted.
1149 (reload_cse_simplify_operands): Adjusted.
1150 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1152 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1154 PR tree-optimization/45122
1155 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1156 unsafe assumptions when there's more than one loop exit.
1158 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1161 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1162 Document using vector double with the load/store builtins, and
1163 that the load/store builtins always use Altivec instructions.
1165 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1166 to use altivec memory instructions, even on VSX.
1167 (vector_altivec_store_<mode>): Ditto.
1169 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1172 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1173 V2DF, V2DI support to load/store overloaded builtins.
1175 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1176 altivec load/store builtins for V2DF/V2DI types.
1178 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1179 set avoid indexed addresses on power6 if -maltivec.
1180 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1181 vector_altivec_load/vector_altivec_store builtins.
1182 (altivec_expand_st_builtin): Ditto.
1183 (altivec_expand_builtin): Add VSX memory builtins.
1184 (rs6000_init_builtins): Add V2DI types to internal types.
1185 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1186 load/store builtins.
1187 (rs6000_address_for_altivec): Insure memory address is appropriate
1190 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1191 vec_vsx_ld and vec_vsx_st.
1192 (vsx_store_<mode>): Ditto.
1194 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1195 variables to hold long long types for VSX vector memory builtins.
1196 (RS6000_BTI_unsigned_long_long): Ditto.
1197 (long_long_integer_type_internal_node): Ditti.
1198 (long_long_unsigned_type_internal_node): Ditti.
1200 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1201 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1202 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1204 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1206 (vec_vsx_st): Ditto.
1208 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1210 * config/pa/pa-hpux10.opt: New.
1211 * config/hpux11.opt (pthread): New Driver option.
1212 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1213 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1215 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1217 * config/ia64/vms.opt: New.
1218 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1220 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1223 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1224 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1225 generator functions.
1226 (vsx_floatuns<VSi><mode>2): Ditto.
1227 (vsx_fix_trunc<mode><VSi>2): Ditto.
1228 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1230 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1232 * config/i386/djgpp.opt (posix): New Driver option.
1234 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1236 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1237 Move to the unsupported targets list.
1239 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1241 PR rtl-optimization/47525
1242 * df-scan.c: Update copyright years.
1243 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1244 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1246 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1248 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1249 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1250 (ASM_OUTPUT_ASCII): Remove.
1251 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1253 2011-02-02 Jeff Law <law@redhat.com>
1256 * reload.c (find_reloads_address): Handle reg+d address where both
1257 components are invalid by reloading the entire address.
1259 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1260 Richard Guenther <rguenther@suse.de>
1262 PR tree-optimization/40979
1264 * passes.c (init_optimization_passes): After LIM call copy_prop
1265 and DCE to clean up.
1266 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1268 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1270 PR tree-optimization/47576
1271 PR tree-optimization/47555
1272 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1273 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1274 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1275 * tree-scalar-evolution.c (follow_ssa_edge): Use
1276 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1278 2011-02-02 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/47566
1281 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1283 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1287 * tree-inline.c (declare_return_variable): Remove unused caller
1292 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1293 * cfgexpand.c (account_used_vars_for_block): Use them.
1294 * tree-nrv.c (tree_nrv): Likewise.
1295 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1296 (dump_scope_block): Likewise.
1297 (remove_unused_locals): Likewise.
1301 * tree-inline.c (declare_return_variable): Add result decl to
1302 local decls only once.
1303 * gimple-low.c (record_vars_into): Mark newly-created variables
1306 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1312 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1314 (no_real_insns_p, schedule_block, set_priorities): Drop special
1315 treatment of boundary debug insns.
1316 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1317 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1318 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1319 (BOUNDARY_DEBUG_INSN_P): Likewise.
1320 (SCHEDULE_DEBUG_INSN_P): Likewise.
1321 * sched-rgn.c (init_ready_list): Drop special treatment of
1322 boundary debug insns.
1323 * final.c (rest_of_clean_state): Clear notes' BB.
1325 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1327 * config/openbsd.opt (assert=): New Driver option.
1329 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1331 * config/i386/nto.opt: New.
1332 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1334 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1336 * config/i386/netware.opt: New.
1337 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1339 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1341 * config/interix.opt (posix): New Driver option.
1343 2011-02-01 DJ Delorie <dj@redhat.com>
1345 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1347 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1350 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1352 PR tree-optimization/47561
1353 * toplev.c (process_options): Print the Graphite flags. Add
1354 flag_loop_flatten to the list of options requiring Graphite.
1356 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1358 * config/i386/cygming.opt (posix): New Driver option.
1360 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1362 * config/arm/vxworks.opt: New.
1363 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1365 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1367 * config/alpha/elf.opt: New.
1368 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1369 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1371 2011-02-01 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/47559
1374 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1375 store-motion on references that can throw.
1377 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1379 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1380 * tree-pass.h (TDF_CSELIB): New macro.
1381 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1382 cselib_lookup): Check for it rather than for TDF_DETAILS.
1384 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1387 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1390 * opts.c (finish_options): Don't add x_aux_base_name if it is
1393 2011-02-01 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/47555
1397 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1399 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1401 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1404 * config/lm32/t-lm32: Add multilib for all CPU options.
1406 2011-02-01 Richard Guenther <rguenther@suse.de>
1408 PR tree-optimization/47541
1409 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1410 sure to have a field at offset zero.
1412 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1414 * config/arc/arc.opt (EB, EL): New Driver options.
1416 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1418 * config/alpha/osf5.opt: New.
1419 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1421 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1423 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1425 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1427 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1429 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1430 is an alias of -floop-interchange and that it requires the
1431 Graphite infrastructure.
1432 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1433 flag_loop_interchange based on the value of flag_tree_loop_linear.
1435 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1436 Richard Guenther <rguenther@suse.de>
1438 PR tree-optimization/47538
1439 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1440 type instead of r1type, except for comparisons. For right
1441 shifts and comparisons punt if there are mismatches in
1442 sizetype vs. non-sizetype types.
1444 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1446 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1449 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1451 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1453 * configure: Regenerate.
1455 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1457 * configure.ac (gcc_cv_ld_static_option): Define.
1458 (gcc_cv_ld_dynamic_option): Define.
1459 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1461 (HAVE_LD_STATIC_DYNAMIC): Update message.
1462 (LD_STATIC_OPTION): Define.
1463 (LD_DYNAMIC_OPTION): Define.
1464 * configure: Regenerate.
1465 * config.in: Regenerate.
1466 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1467 HAVE_LD_STATIC_DYNAMIC]: Use them.
1469 2011-01-31 Nick Clifton <nickc@redhat.com>
1471 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1472 registers inside interrupt handlers if the handler is not a leaf
1475 2011-01-31 Nick Clifton <nickc@redhat.com>
1477 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1478 reg_renumber returning an INVALID_REGNUM.
1480 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1483 * doc/install.texi: Document host options discarded when cross
1484 configuring target libraries.
1486 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1489 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1492 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1494 (no_real_insns_p, schedule_block, set_priorities): Drop special
1495 treatment of boundary debug insns.
1496 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1497 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1498 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1499 (BOUNDARY_DEBUG_INSN_P): Likewise.
1500 (SCHEDULE_DEBUG_INSN_P): Likewise.
1501 * sched-rgn.c (init_ready_list): Drop special treatment of
1502 boundary debug insns.
1503 * final.c (rest_of_clean-state): Clear notes' BB.
1505 2011-01-31 Alan Modra <amodra@gmail.com>
1507 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1508 toc relative expressions as we do in print_operand_address.
1510 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1512 * doc/extend.texi: Follow spelling conventions.
1513 * doc/invoke.texi: Fix a typo.
1515 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1517 * config/hpux11.opt: New.
1518 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1519 ia64*-*-hpux*): Use hpux11.opt.
1521 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1523 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1526 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1528 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1531 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1533 * doc/install.texi (Binaries): Remove outdated reference for
1534 Motorola 68HC11/68HC12 downloads.
1536 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1538 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1541 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1544 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1547 2011-01-28 Ahmad Sharif <asharif@google.com>
1549 * value-prof.c (check_counter): Corrected error message.
1551 2011-01-29 Jie Zhang <jie@codesourcery.com>
1553 * config/arm/arm.c (arm_legitimize_reload_address): New.
1554 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1555 arm_legitimize_reload_address.
1556 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1558 2011-01-28 Ian Lance Taylor <iant@google.com>
1560 * godump.c (go_define): Ignore macros whose definitions include
1561 two adjacent operands.
1563 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1566 * varasm.c (force_const_mem): Store copy of x in desc->constant
1567 instead of x itself.
1568 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1569 itself into REG_EQUAL note.
1571 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1573 * config/freebsd.opt (posix, rdynamic): New Driver options.
1575 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1577 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1579 * configure: Regenerate.
1581 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1583 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1584 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1586 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1588 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1589 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1590 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1591 (s390_preferred_reload_class): Make static. Change return and
1592 'rclass' argument type to reg_class_t.
1594 2011-01-27 Jan Hubicka <jh@suse.cz>
1597 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1598 (process_function_and_variable_attributes): Check defined weakrefs.
1600 2011-01-27 Martin Jambor <mjambor@suse.cz>
1602 PR tree-optimization/47228
1603 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1604 build_ref_for_offset.
1606 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1608 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1610 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1612 PR rtl-optimization/46856
1613 * postreload.c (reload_combine_recognize_const_pattern): Do not
1614 separate cc0 setter and user on cc0 targets.
1616 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1619 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1620 passed a VOID_TYPE expression, immediately emit an error and
1621 return error_mark_node.
1623 2011-01-26 Jeff Law <law@redhat.com>
1625 PR rtl-optimization/47464
1626 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1627 rather than may_trap_p as needed.
1629 2011-01-26 DJ Delorie <dj@redhat.com>
1631 PR rtl-optimization/46878
1632 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1633 setter/user dependency as well.
1635 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1637 PR rtl-optimization/44469
1638 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1639 after removing trivially dead basic blocks.
1641 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1643 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1644 * config/frv/frv.h (LINK_SPEC): Likewise.
1645 * config/i386/netware.h (LINK_SPEC): Likewise.
1646 * config/m68k/linux.h (ASM_SPEC): Likewise.
1647 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1648 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1649 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1650 * config/sparc/linux.h (ASM_SPEC): Likewise.
1651 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1652 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1654 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1656 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1657 * config/frv/frv.h (ASM_SPEC): Likewise.
1658 * config/m68k/linux.h (ASM_SPEC): Likewise.
1659 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1660 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1661 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1662 * config/sparc/linux.h (ASM_SPEC): Likewise.
1663 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1664 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1666 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1668 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1669 * config/frv/frv.h (LINK_SPEC): Likewise.
1670 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1672 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1674 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1675 * config/frv/frv.h (ASM_SPEC): Likewise.
1676 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1677 * config/m68k/linux.h (ASM_SPEC): Likewise.
1678 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1679 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1680 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1681 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1682 * config/sparc/linux.h (ASM_SPEC): Likewise.
1683 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1684 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1685 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1687 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1690 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1692 (vec_extract_evenodd_help): Ditto.
1693 (vec_extract_evenv4hi): Ditto.
1694 (vec_extract_oddv4hi): Ditto.
1695 (vec_interleave_lowv2si): Ditto.
1696 (vec_interleave_highv2si): Ditto.
1697 (vec_extract_evenv2si): Ditto.
1698 (vec_extract_oddv2si: Ditto.
1699 (vec_pack_trunc_v2si): Ditto.
1701 2011-01-22 Jan Hubicka <jh@suse.cz>
1704 * cgraph.h (cgraph_local_info): New field can_change_signature.
1705 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1706 signature can change.
1707 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1709 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1710 (cgraph_function_versioning): We can not change signature of functions
1711 that don't allow that.
1712 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1713 (lto_input_node): Likewise.
1714 * ipa-inline.c (compute_inline_parameters): Compute
1715 local.can_change_signature.
1716 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1717 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1718 functions that can not change signature.
1719 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1720 init_cumulative_args): Do not use local calling conventions
1721 for functions that can not change signature.
1723 2011-01-22 Jan Hubicka <jh@suse.cz>
1725 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1727 2011-01-26 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/47190
1730 * cgraphunit.c (process_common_attributes): New function.
1731 (process_function_and_variable_attributes): Use it.
1733 2011-01-26 Richard Guenther <rguenther@suse.de>
1736 * cgraphbuild.c (record_eh_tables): Record reference to personality
1739 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1742 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1743 non-debug insns from moving up.
1745 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1748 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1749 t-dlldir{,-x} fragment for build and add it to tmake_file.
1750 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1751 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1752 * config/i386/t-dlldir: New file.
1753 (SHLIB_DLLDIR): Define.
1754 * config/i386/t-dlldir-x: New file.
1755 (SHLIB_DLLDIR): Define.
1756 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1757 (SHLIB_INSTALL): Use it.
1759 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1762 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1763 lower bound of the allowed Thumb-2 coprocessor load/store
1764 index range to -256. Add explaining comment.
1766 2011-01-25 Ian Lance Taylor <iant@google.com>
1768 * godump.c (go_define): Improve lexing of macro expansion to only
1769 accept expressions which match Go spec.
1771 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1774 * tree.c (handle_dll_attribute): Handle it.
1775 * doc/extend.texi (@item dllexport): Mention it.
1776 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1778 2011-01-25 Ian Lance Taylor <iant@google.com>
1780 PR tree-optimization/26854
1781 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1782 (decl_jump_unsafe): Move higher in file, with no other change.
1783 (bind): Set has_jump_unsafe_decl if appropriate.
1784 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1785 (check_earlier_gotos): Likewise.
1786 (c_check_switch_jump_warnings): Likewise.
1788 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1790 * doc/invoke.texi (Warning Options): Add missing hyphen.
1791 (-fprofile-dir): Minor grammatical fixes.
1792 (-fbranch-probabilities): Likewise.
1794 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1798 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1800 (no_real_insns_p, schedule_block, set_priorities): Drop special
1801 treatment of boundary debug insns.
1802 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1803 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1804 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1805 (BOUNDARY_DEBUG_INSN_P): Likewise.
1806 (SCHEDULE_DEBUG_INSN_P): Likewise.
1807 * sched-rgn.c (init_ready_list): Drop special treatment of
1808 boundary debug insns.
1809 * final.c (rest_of_clean-state): Clear notes' BB.
1811 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1813 * Makefile.in (LAMBDA_H): Removed.
1814 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1815 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1816 lambda-trans.o, and tree-loop-linear.o.
1817 (lto-symtab.o): Remove dependence on LAMBDA_H.
1818 (tree-loop-linear.o): Remove rule.
1819 (lambda-mat.o): Same.
1820 (lambda-trans.o): Same.
1821 (lambda-code.o): Same.
1822 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1823 (tree-vect-slp.o): Same.
1824 * hwint.h (gcd): Moved here.
1825 (least_common_multiple): Same.
1826 * lambda-code.c: Removed.
1827 * lambda-mat.c: Removed.
1828 * lambda-trans.c: Removed.
1829 * lambda.h: Removed.
1830 * tree-loop-linear.c: Removed.
1831 * lto-symtab.c: Do not include lambda.h.
1832 * omega.c (gcd): Removed.
1833 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1834 * tree-data-ref.c (print_lambda_vector): Moved here.
1835 (lambda_vector_copy): Same.
1836 (lambda_matrix_copy): Same.
1837 (lambda_matrix_id): Same.
1838 (lambda_vector_first_nz): Same.
1839 (lambda_matrix_row_add): Same.
1840 (lambda_matrix_row_exchange): Same.
1841 (lambda_vector_mult_const): Same.
1842 (lambda_vector_negate): Same.
1843 (lambda_matrix_row_negate): Same.
1844 (lambda_vector_equal): Same.
1845 (lambda_matrix_right_hermite): Same.
1846 * tree-data-ref.h: Do not include lambda.h.
1847 (lambda_vector): Moved here.
1848 (lambda_matrix): Same.
1849 (dependence_level): Same.
1850 (lambda_transform_legal_p): Removed declaration.
1851 (lambda_collect_parameters): Same.
1852 (lambda_compute_access_matrices): Same.
1853 (lambda_vector_gcd): Same.
1854 (lambda_vector_new): Same.
1855 (lambda_vector_clear): Same.
1856 (lambda_vector_lexico_pos): Same.
1857 (lambda_vector_zerop): Same.
1858 (lambda_matrix_new): Same.
1859 * tree-flow.h (least_common_multiple): Removed declaration.
1860 * tree-parloops.c (lambda_trans_matrix): Moved here.
1862 (LTM_ROWSIZE): Same.
1863 (LTM_COLSIZE): Same.
1864 (LTM_DENOMINATOR): Same.
1865 (lambda_trans_matrix_new): Same.
1866 (lambda_matrix_vector_mult): Same.
1867 (lambda_transform_legal_p): Same.
1868 * tree-pass.h (pass_linear_transform): Removed declaration.
1869 * tree-ssa-loop.c (tree_linear_transform): Removed.
1870 (gate_tree_linear_transform): Removed.
1871 (pass_linear_transform): Removed.
1872 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1873 flag_loop_interchange.
1875 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1877 PR tree-optimization/47265
1878 PR tree-optimization/47443
1879 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1880 if name still has some uses.
1882 2011-01-25 Martin Jambor <mjambor@suse.cz>
1884 PR tree-optimization/47382
1885 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1886 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1888 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1890 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1891 sjlj_except_unwind_info.
1893 2011-01-25 Richard Guenther <rguenther@suse.de>
1895 PR tree-optimization/47426
1896 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1897 visible functions results escape.
1899 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1902 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1903 (arm_get_frame_offsets): Use it.
1905 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1906 Jakub Jelinek <jakub@redhat.com>
1908 PR tree-optimization/47271
1909 * tree-if-conv.c (bb_postdominates_preds): New.
1910 (if_convertible_bb_p): Call bb_postdominates_preds.
1911 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1912 (predicate_scalar_phi): Call bb_postdominates_preds.
1914 2011-01-25 Nick Clifton <nickc@redhat.com>
1916 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1917 * config/rx/rx.c (rx_function_value): Likewise.
1918 (rx_promote_function_mode): Likewise.
1919 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1920 in order to make it legitimate.
1921 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1922 make sure that the first operand is the same as the result register.
1923 (addsi3_unspec): Delete.
1924 (subdi3): Do not accept immediate operands.
1925 (subdi3_internal): Likewise.
1927 2011-01-25 Jeff Law <law@redhat.com>
1929 PR rtl-optimization/37273
1930 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1931 handle them like argument loads from stack slots. Do not double
1932 count memory for memory constants and argument loads from stack slots.
1934 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1936 PR tree-optimization/47427
1937 PR tree-optimization/47428
1938 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1939 coalesce if the new root var would be TREE_READONLY.
1941 2011-01-25 Richard Guenther <rguenther@suse.de>
1944 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1945 correct type for TBAA.
1947 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1949 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1950 (close_phi_written_to_memory): Call for_each_index with
1951 dr_indices_valid_in_loop.
1953 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1955 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1956 when it is initialized.
1958 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1960 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1961 call to graphite_find_data_references_in_stmt.
1962 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1963 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1964 call to graphite_find_data_references_in_stmt.
1965 (analyze_drs_in_stmts): Same.
1966 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1967 in which the scalar analysis of indices is performed.
1968 (create_data_ref): Same. Update call to dr_analyze_indices.
1969 (find_data_references_in_stmt): Update call to create_data_ref.
1970 (graphite_find_data_references_in_stmt): Same.
1971 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1973 (create_data_ref): Same.
1974 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1975 call to create_data_ref.
1977 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1979 * graphite-sese-to-poly.c (build_poly_scop): Move
1980 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1982 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1984 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1985 VAR_DECL, PARM_DECL, and RESULT_DECL.
1987 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1991 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1992 that have already been marked as PBB_IS_REDUCTION.
1994 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1996 * graphite-scop-detection.c (same_close_phi_node): New.
1997 (remove_duplicate_close_phi): New.
1998 (make_close_phi_nodes_unique): New.
1999 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
2001 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2003 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
2004 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
2005 of both data references to be the same.
2007 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2009 * graphite-dependences.c (build_lexicographical_constraint): Remove
2011 (build_lexicographical_constraint): Adjust call to
2012 ppl_powerset_is_empty.
2013 (dependence_polyhedron): Same.
2014 (graphite_legal_transform_dr): Same.
2015 (graphite_carried_dependence_level_k): Same.
2016 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
2018 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
2020 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2022 * graphite-sese-to-poly.c
2023 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
2024 (close_phi_written_to_memory): New.
2025 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
2028 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2030 * doc/install.texi: Update the expected version number of PPL to 0.11.
2031 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
2032 #if PPL_VERSION_MINOR < 11.
2034 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2036 * graphite-dependences.c: Include graphite-cloog-util.h.
2037 (new_poly_ddr): Inlined into dependence_polyhedron.
2038 (free_poly_ddr): Moved close by new_poly_ddr.
2039 (dependence_polyhedron_1): Renamed dependence_polyhedron.
2040 Early return NULL when ppl_powerset_is_empty returns true.
2041 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
2042 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
2043 (graphite_legal_transform_dr): Call new_poly_ddr.
2044 (graphite_carried_dependence_level_k): Same.
2045 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
2046 (dot_transformed_deps_stmt_1): Removed.
2047 (dot_deps_stmt_1): Call dot_deps_stmt_2.
2048 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
2049 (dot_deps_1): Call dot_deps_2.
2050 * Makefile.in (graphite-dependences.o): Add missing dependence on
2051 graphite-cloog-util.h.
2053 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2055 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
2056 (build_lexicographical_constraint): Same.
2057 (dependence_polyhedron_1): Same.
2058 (graphite_legal_transform_dr): Same.
2059 (graphite_carried_dependence_level_k): Same.
2060 * graphite-ppl.c (ppl_powerset_is_empty): New.
2061 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2062 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2064 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2066 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2067 the "a followed by b" relation and document it.
2069 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2071 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2072 iteration when the bag of constraints is empty.
2074 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2076 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2078 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2080 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2081 nest and two loop depths as parameters.
2082 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2083 lst_perfect_nestify.
2085 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2087 * graphite-dependences.c (print_pddr): Call
2088 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2090 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2092 * graphite-ppl.c (debug_gmp_value): New.
2093 * graphite-ppl.h (debug_gmp_value): Declared.
2095 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2097 * doc/install.texi: Document availability of cloog-0.16.
2099 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2101 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2102 invalid postdominance info.
2104 2011-01-24 Jan Hubicka <jh@suse.cz>
2107 * doc/extend.texi (weak pragma): Drop claim that it must
2108 appear before definition.
2109 * varasm.c (merge_weak, declare_weak): Only sanity check
2110 that DECL is not output at a time it is declared weak.
2112 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2114 * machmode.def: Fixed comments.
2116 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2118 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2120 2011-01-24 Paul Koning <ni1d@arrl.net>
2122 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2125 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2128 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2129 (block_info): Add scanned and prev.
2130 (move_or_delete_vzeroupper_2): Return if the basic block
2131 has been scanned and the upper 128bit state is unchanged
2133 (move_or_delete_vzeroupper_1): Return true if the exit
2135 (move_or_delete_vzeroupper): Visit basic blocks using the
2136 work-list based algorithm based on vt_find_locations in
2139 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2141 2011-01-24 Nick Clifton <nickc@redhat.com>
2143 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2144 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2145 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2146 then define __v850e1__.
2147 * doc/invoke.texi: Document -mv850es.
2149 2011-01-24 Richard Henderson <rth@redhat.com>
2151 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2152 compound unordered comparisons.
2153 * config/rx/rx.c (rx_split_fp_compare): Remove.
2154 * config/rx/rx-protos.h: Update.
2155 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2156 (cbranchsf4): Don't call rx_split_fp_compare.
2157 (*cbranchsf4): Use rx_split_cbranch.
2158 (*cmpsf): Don't accept "i" constraint.
2159 (*conditional_branch): Only valid after reload.
2160 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2162 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2165 * config/rs6000/altivec.md (vector constant splitters): Add
2166 support for creating vector single precision constants if -mvsx is
2167 used and we would create the constant using Altivec primitives.
2169 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2170 Richard Sandiford <rdsandiford@googlemail.com>
2172 PR rtl-optimization/47166
2173 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2174 mechanism for PRE_MODIFY and POST_MODIFY.
2175 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2178 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2180 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2182 2011-01-22 Jan Hubicka <jh@suse.cz>
2185 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2187 2011-01-22 Jan Hubicka <jh@suse.cz>
2189 PR tree-optimization/43884
2191 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2192 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2194 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2196 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2197 * config/s390/s390.c (s390_register_move_cost,
2198 s390_memory_move_cost): New.
2199 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2201 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2204 * except.c (sjlj_assign_call_site_values): Move setting the
2205 crtl->uses_eh_lsda flag to ...
2206 (sjlj_mark_call_sites): ... here.
2207 (sjlj_emit_function_enter): Support NULL dispatch label.
2208 (sjlj_build_landing_pads): In a function with no landing pads
2209 that still has must-not-throw regions, generate code to register
2210 a personality function with empty LSDA.
2212 2011-01-21 Richard Henderson <rth@redhat.com>
2214 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2216 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2218 * compare-elim.c: New file.
2219 * Makefile.in (OBJS-common): Add it.
2220 (compare-elim.o): New.
2221 * common.opt (fcompare-elim): New.
2222 * opts.c (default_options_table): Add OPT_fcompare_elim.
2223 * tree-pass.h (pass_compare_elim_after_reload): New.
2224 * passes.c (init_optimization_passes): Add it.
2225 * recog.h: Protect against re-inclusion.
2226 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2227 * doc/invoke.texi (-fcompare-elim): Document it.
2228 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2229 * doc/tm.texi: Rebuild.
2231 2011-01-22 Nick Clifton <nickc@redhat.com>
2233 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2234 rx_split_fp_compare.
2236 2011-01-22 Nick Clifton <nickc@redhat.com>
2238 * config/rx/rx.md (UNSPEC_CONST): New.
2239 (deallocate_and_return): Wrap the amount popped off the stack in
2240 an UNSPEC_CONST in order to stop it being rejected by
2241 -mmax-constant-size.
2242 (pop_and_return): Add a "(return)" rtx.
2243 (call): Drop the immediate operand.
2244 (call_internal): Likewise.
2245 (call_value): Likewise.
2246 (call_value_internal): Likewise.
2247 (sibcall_internal): Likewise.
2248 (sibcall_value_internal): Likewise.
2249 (sibcall): Likewise. Generate an explicit call using
2251 (sibcall_value): Likewise.
2252 (mov<>): FAIL if a constant operand is not legitimate.
2253 (addsi3_unpsec): New pattern.
2255 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2256 (ok_for_max_constant): New function.
2257 (gen_safe_add): New function.
2258 (rx_expand_prologue): Use gen_safe_add.
2259 (rx_expand_epilogue): Likewise.
2260 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2263 2011-01-21 Jeff Law <law@redhat.com>
2265 PR tree-optimization/47053
2266 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2267 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2268 statements are deleted.
2269 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2270 is nonempty, then purge dead edges and cleanup the CFG.
2272 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2276 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2278 * tree-dfa.c (create_var_ann): Mark variable as used.
2280 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2283 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2284 notes from other section in hot/cold partitioning even if
2285 last_action is -3. Increment call_site_base.
2287 PR rtl-optimization/47366
2288 * fwprop.c (forward_propagate_into): Return bool. If
2289 any changes are made, -fnon-call-exceptions is used and
2290 REG_EH_REGION note is present, call purge_dead_edges
2291 and return true if it purged anything.
2292 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2293 any EH edges were purged.
2295 2011-01-21 Jeff Law <law@redhat.com>
2297 PR rtl-optimization/41619
2298 * caller-save.c (setup_save_areas): Break out code to determine
2299 which hard regs are live across calls by examining the reload chains
2300 so that it is always used.
2301 Eliminate code which checked REG_N_CALLS_CROSSED.
2303 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2305 PR tree-optimization/47355
2306 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2307 NOP has non-debug uses beyond PHIs in new_bb.
2309 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2312 * cfgexpand.c (account_used_vars_for_block): Only account vars
2313 that are annotated as used.
2314 (estimated_stack_frame_size): Don't set TREE_USED.
2315 * tree-dfa.c (create_var_ann): Mark variable as used.
2317 2011-01-21 Richard Guenther <rguenther@suse.de>
2320 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2322 2011-01-21 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/47365
2325 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2326 (vn_reference_lookup_pieces): Adjust.
2327 (vn_reference_lookup): Likewise.
2328 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2329 (vn_reference_lookup_3): Only look through kills if in
2330 VN_WALKREWRITE mode.
2331 (vn_reference_lookup_pieces): Adjust.
2332 (vn_reference_lookup): Likewise.
2333 (visit_reference_op_load): Likewise.
2334 (visit_reference_op_store): Likewise.
2335 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2336 (compute_avail): Likewise.
2337 (eliminate): Likewise.
2339 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2341 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2342 DECL_IGNORED_P non-reg vars if they are used.
2344 PR tree-optimization/47391
2345 * varpool.c (const_value_known_p): Return false if
2348 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2351 * config/i386/i386.c (ix86_local_alignment): Handle
2352 case for va_list_type_node is nil.
2353 (ix86_canonical_va_list_type): Likewise.
2355 2011-01-21 Alan Modra <amodra@gmail.com>
2357 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2358 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2360 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2362 * config/arm/arm.md (define_attr type): Rename f_load
2363 and f_store to f_fpa_load and f_fpa_store. Update.
2364 (write_conflict): Deal with rename fallout.
2365 (*push_fp_multi): Likewise.
2366 * config/arm/fpa.md (f_load): Use f_fpa_load.
2367 (f_store): Use f_fpa_store.
2368 (*movsf_fpa): Likewise.
2369 (*movdf_fpa): Likewise.
2370 (*movxf_fpa): Likewise.
2371 (*thumb2_movsf_fpa): Likewise.
2372 (*thumb2_movdf_fpa): Likewise.
2373 (*thumb2_movxf_fpa): Likewise.
2374 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2375 f_loadd and f_stored.
2376 (*thumb2_movdi_vfp): Likewise.
2377 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2378 (*thumb2_movsi_vfp): Likewise.
2379 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2380 Use f_loads instead of f_load.
2381 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2383 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2385 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2386 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2387 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2388 (xtensa_mode_dependent_address_p): New function.
2389 (constantpool_address_p): Make static. Change return type to bool.
2390 Change argument type to const_rtx. Use CONST_INT_P predicate.
2392 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2395 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2397 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2400 * cfgexpand.c (expand_debug_expr): Instead of generating
2401 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2404 2011-01-20 Richard Guenther <rguenther@suse.de>
2407 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2408 the pointer operand of MEM_REFs.
2410 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2412 PR tree-optimization/46130
2413 * ipa-split.c (consider_split): If return_bb contains non-virtual
2414 PHIs other than for retval or if split_function would not adjust it,
2417 2011-01-20 Richard Guenther <rguenther@suse.de>
2419 PR tree-optimization/47167
2420 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2421 Revert previous change, only avoid enumeral type changes.
2423 2011-01-19 Mike Stump <mikestump@comcast.net>
2425 * doc/tm.texi.in (BRANCH_COST): Englishify.
2426 * doc/tm.texi (BRANCH_COST): Likewise.
2428 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2431 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2432 (gen_scheduled_generic_parms_dies): New functions.
2433 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2434 generation for the end of CU compilation.
2435 (dwarf2out_finish): Generate template parameters DIEs here.
2437 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2440 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2441 debug bind stmt on merge edges.
2443 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2447 * function.c (instantiate_expr): Instantiate incoming rtl of
2448 implicit arguments, and recurse on VALUE_EXPRs.
2449 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2450 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2452 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2454 * c-parser.c (c_parser_for_statement): Initialize
2455 collection_expression.
2457 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2459 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2461 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2463 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2464 (LINK_SHLIB_SPEC): Don't use %(link_path).
2465 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2467 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2469 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2470 (NO_SHARED_LIB_SUPPORT): Remove.
2471 (LINK_SHLIB_SPEC): Remove one conditional definition.
2473 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2475 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2477 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2478 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2479 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2480 %{call_shared} and conditionals on these options not being passed.
2481 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2484 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2486 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2489 * ipa-split.c: Spelling fixes.
2491 2011-01-19 Richard Henderson <rth@redhat.com>
2493 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2494 (*mulsi3): Likewise.
2496 * longlong.h [__mn10300__] (count_leading_zeros): New.
2497 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2498 [__mn10300__] (add_ssaaaa, subddmmss): New.
2499 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2500 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2502 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2504 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2506 2011-01-19 Richard Henderson <rth@redhat.com>
2508 * config/mn10300/mn10300.md (addsi3_flags): New.
2509 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2510 (subsi3_flags, subc_internal, subdi3): New.
2511 (subdi3_internal, *subdi3_degenerate): New.
2512 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2514 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2515 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2516 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2517 * config/mn10300/mn10300-protos.h: Update.
2518 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2519 (return_ret): Likewise. Rename from return_internal_regs.
2520 (return_internal): Remove.
2522 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2523 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2524 (mn10300_legitimate_constant_p): Likewise.
2525 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2526 (mn10300_frame_size): New.
2527 (mn10300_expand_prologue): Use it.
2528 (mn10300_expand_epilogue): Likewise.
2529 (mn10300_initial_offset): Likewise.
2530 * config/mn10300/mn10300-protos.h: Update.
2531 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2532 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2533 (prologue, epilogue, return_internal): Tidy output code.
2534 (mn10300_store_multiple_operation, return): Likewise.
2535 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2536 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2537 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2538 (load_pic, am33_load_pic): New.
2539 (mn10300_load_pic0, mn10300_load_pic1): New.
2541 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2542 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2543 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2544 (cc_flags_for_mode, cc_flags_for_code): New.
2545 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2546 overflow flag is not valid. Validate that the flags we need
2547 for the comparison are valid.
2548 (mn10300_output_cmp): Remove.
2549 (mn10300_output_add): New.
2550 (mn10300_select_cc_mode): Use cc_flags_for_code.
2551 (mn10300_split_cbranch): New.
2552 (mn10300_match_ccmode): New.
2553 (mn10300_split_and_operand_count): New.
2554 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2556 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2557 (addsi3): ... here. Use mn10300_output_add.
2558 (*addsi3_flags): New.
2559 (*am33_subsi3, *mn10300_subsi3): Merge...
2560 (subsi3): ... here. Use attribute isa.
2561 (*subsi3_flags): New.
2562 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2564 (*am33_andsi3, *mn10300_andsi3): Merge...
2566 (*andsi3_flags): New.
2567 (andsi3 splitters): New.
2568 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2570 (*iorsi3_flags): New.
2571 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2573 (*xorsi3_flags): New.
2574 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2575 (one_cmplsi2): ... here.
2576 (*one_cmplsi2_flags): New.
2577 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2578 instead of "dax" in constraints. Use mn10300_split_cbranch.
2579 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2580 use matching constraints to eliminate a self-comparison.
2581 (*integer_conditional_branch): Rename from integer_conditional_branch.
2582 Use int_mode_flags to match CC_REG.
2583 (*cbranchsi4_btst, *btstsi): New.
2584 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2585 mn10300_split_cbranch.
2586 (*am33_cmpsf): Rename from am33_cmpsf.
2587 (*float_conditional_branch): Rename from float_conditional_branch.
2588 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2589 (zero_extendqisi2): ... here.
2590 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2591 (zero_extendhisi2): ... here.
2592 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2593 (extendqisi2): ... here.
2594 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2595 (extendhisi2): ... here.
2596 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2597 (ashlsi3): ... here.
2598 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2599 (lshrsi3): ... here.
2600 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2601 (ashrsi3): ... here.
2602 (consecutive add peephole): Remove.
2603 * config/mn10300/predicates.md (label_ref_operand): New.
2604 (int_mode_flags): New.
2605 (CCZN_comparison_operator): New.
2607 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2608 (throughput_42_latency_43): New reservation.
2609 (mulsidi3, umulsidi3): New expanders.
2610 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2611 the MDR register to allocation; separately allocate the low and
2612 high parts of the DImode result.
2613 (umulsidi3_internal): Similarly.
2614 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2615 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2616 (udivsi3, umodsi3): Remove.
2617 (udivmodsi4, divmodsi4): New expanders.
2618 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2619 (*divmodsi4): Simiarly.
2620 (ext_internal): New.
2622 * config/mn10300/constraints.md ("z"): New constraint.
2623 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2624 (FIXED_REGISTERS): Don't fix MDR.
2625 (CALL_USED_REGSITERS): Reformat nicely.
2626 (REG_ALLOC_ORDER): Add MDR.
2627 (enum regclass): Add MDR_REGS.
2628 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2629 (IRA_COVER_CLASSES): Add MDR_REGS.
2630 (REGNO_REG_CLASS): Handle MDR_REG.
2631 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2632 (mn10300_register_move_cost): Likewise.
2633 * config/mn10300/mn10300.md (MDR_REG): New.
2634 (*movsi_internal): Handle moves to/from MDR_REGS.
2636 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2638 (mn10300_secondary_reload): Tidy combination reload classes.
2639 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2640 addresses for AM33. Allow symbolic offsets for reg+imm.
2641 (mn10300_regno_in_class_p): New.
2642 (mn10300_legitimize_reload_address): New.
2643 * config/mn10300/mn10300.h (enum reg_class): Remove
2644 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2645 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2647 (REG_CLASS_NAMES): Update to match.
2648 (REG_CLASS_CONTENTS): Likewise.
2649 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2650 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2651 (REGNO_IN_RANGE_P): Remove.
2652 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2653 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2654 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2655 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2656 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2657 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2658 (REGNO_GENERAL_P): New.
2659 (HAVE_POST_MODIFY_DISP): New.
2660 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2661 (LEGITIMIZE_RELOAD_ADDRESS): New.
2662 * config/mn10300/mn10300-protos.h: Update.
2664 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2665 DATA_REGS for AM33 stack-pointer destination.
2666 (mn10300_preferred_output_reload_class): Likewise.
2667 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2668 into a form appropriate for ...
2669 (TARGET_SECONDARY_RELOAD): New.
2670 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2671 * config/mn10300/mn10300-protos.h: Update.
2672 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2673 reload_insi; use the "A" constraint for the scratch; handle AM33
2674 moves of sp to non-address registers.
2676 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2677 (*movqi_internal): ... here.
2678 (*am33_movhi, *mn10300_movhi): Merge into...
2679 (*movhi_internal): ... here.
2680 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2681 as the source/destination of moves from/to SP.
2682 (movsf): Only allow for AM33-2.
2683 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2684 any integer constant constraint. Only allow for AM33-2. Tidy
2685 all of the alternative outputs.
2686 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2687 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2689 (udivsi3, umodsi3): New patterns for MN103 only.
2691 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2693 * doc/tm.texi.in: Spell out that a lack of register class unions
2695 * doc/tm.texi: Regenerate.
2697 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2699 PR rtl-optimization/47337
2700 * dce.c (check_argument_store): New function.
2701 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2703 PR tree-optimization/47290
2704 * tree-eh.c (infinite_empty_loop_p): New function.
2705 (cleanup_empty_eh): Use it.
2707 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2710 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2711 (a64_expand_widen_sum): Ditto.
2712 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2713 (vec_extract_evenodd_help): Ditto.
2714 (vec_extract_evenv4hi): Ditto.
2715 (vec_extract_oddv4hi): Ditto.
2716 (vec_extract_evenv2si): Ditto.
2717 (vec_extract_oddv2si): Ditto.
2718 (vec_extract_evenv2sf): Ditto.
2719 (vec_extract_oddv2sf): Ditto.
2720 (vec_pack_trunc_v4hi: Ditto.
2721 (vec_pack_trunc_v2si): Ditto.
2722 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2723 (vec_interleave_highv8qi): Ditto.
2725 (vec_extract_oddv8qi): Ditto.
2726 (vec_interleave_lowv4hi): Ditto.
2727 (vec_interleave_highv4hi): Ditto.
2728 (vec_interleave_lowv2si): Ditto.
2729 (vec_interleave_highv2si): Ditto.
2731 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2733 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2734 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2735 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2736 (pa_c_mode_for_suffix): New.
2737 (TARGET_EXPAND_BUILTIN): Define.
2738 (TARGET_C_MODE_FOR_SUFFIX): Define.
2739 (pa_builtins): Define.
2740 (pa_init_builtins): Register __float128 type and init new support
2742 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2743 * config/pa/quadlib.c (_U_Qfcopysign): New.
2745 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2748 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2749 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2752 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2754 PR tree-optimization/47179
2755 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2756 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2758 2011-01-18 Richard Guenther <rguenther@suse.de>
2760 PR rtl-optimization/47216
2761 * emit-rtl.c: Include tree-flow.h.
2762 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2763 of replicating it with different semantics.
2764 * Makefile.in (emit-rtl.o): Adjust.
2766 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2768 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2769 (cortex_a9_dp): Handle neon types correctly.
2771 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2773 PR rtl-optimization/47299
2774 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2775 subtarget. Use normal multiplication if both operands are constants.
2776 * expmed.c (expand_widening_mult): Don't try to optimize constant
2777 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2780 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2782 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2783 spacing after 'e.g.', typos, comma, hyphenation.
2785 2011-01-17 Richard Henderson <rth@redhat.com>
2787 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2788 (rx_restricted_mem_operand): New.
2789 (rx_shift_operand): Use register_operand.
2790 (rx_source_operand, rx_compare_operand): Likewise.
2791 * config/rx/rx.md (addsi3_flags): New expander.
2792 (adddi3): Rewrite as expander.
2793 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2794 (subsi3_flags): New expander.
2795 (subdi3): Rewrite as expander.
2796 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2798 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2799 (rx_init_builtins): Remove sat builtin.
2800 (rx_expand_builtin): Likewise.
2801 * config/rx/rx.md (ssaddsi3): New.
2802 (*sat): Rename from sat. Represent the CC_REG input.
2804 * config/rx/predicates.md (rshift_operator): New.
2805 * config/rx/rx.c (rx_expand_insv): Remove.
2806 * config/rx/rx-protos.h: Update.
2807 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2808 operand to the canonical position.
2809 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2810 (*bitclr, *bitclr_in_memory): Similarly.
2811 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2812 (insv): Retain the zero_extract in the expansion.
2814 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2815 (bswaphi2, bitinvert, revw): Likewise.
2817 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2818 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2819 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2820 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2821 (bitset, bitset_in_memory): Likewise.
2822 (bitinvert, bitinvert_in_memory): Likewise.
2823 (bitclr, bitclr_in_memory): Likewise.
2824 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2825 (rx_strend, rx_cmpstrn): Likewise.
2826 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2827 (bitop peep2 patterns): Remove.
2829 * config/rx/rx.c (rx_match_ccmode): New.
2830 * config/rx/rx-protos.h: Update.
2831 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2832 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2833 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2834 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2835 (fix_truncsfsi2, floatsisf2): Likewise.
2836 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2837 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2838 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2839 (*subsi3_flags, *xorsi3_flags): New.
2841 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2843 * config/rx/rx.c (rx_print_operand): Remove workaround for
2844 unsplit comparison operations.
2846 * config/rx/rx.md (movsicc): Split after reload.
2847 (*movsicc): Merge *movsieq and *movsine via match_operator.
2848 (*stcc): New pattern.
2850 * config/rx/rx.c (rx_float_compare_mode): Remove.
2851 * config/rx/rx.h (rx_float_compare_mode): Remove.
2852 * config/rx/rx.md (cstoresi4): Split after reload.
2853 (*sccc): New pattern.
2855 * config/rx/predicates.md (label_ref_operand): New.
2856 (rx_z_comparison_operator): New.
2857 (rx_zs_comparison_operator): New.
2858 (rx_fp_comparison_operator): New.
2859 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2860 Validate that the flags are set properly for the comparison.
2861 (rx_gen_cond_branch_template): Remove.
2862 (rx_cc_modes_compatible): Remove.
2863 (mode_from_flags): New.
2864 (flags_from_code): Rename from flags_needed_for_conditional.
2865 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2866 (rx_select_cc_mode): Likewise.
2867 (rx_split_fp_compare): New.
2868 (rx_split_cbranch): New.
2869 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2870 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2871 (*cbranchsf4): Similarly.
2872 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2873 match_operator and rx_split_cbranch.
2874 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2875 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2876 (*cmpsi): Rename from cmpsi.
2877 (*tstsi): Rename from tstsi.
2878 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2879 (*conditional_branch): Rename from conditional_branch.
2880 (*reveresed_conditional_branch): Remove.
2881 (b<code>): Remove expander.
2882 * config/rx/rx-protos.h: Update.
2884 * config/rx/rx.c (rx_compare_redundant): Remove.
2885 * config/rx/rx.md (cmpsi): Don't use it.
2886 * config/rx/rx-protos.h: Update.
2888 * config/rx/rx-modes.def (CC_F): New mode.
2889 * config/rx/rx.c (rx_select_cc_mode): New.
2890 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2891 * config/rx/rx-protos.h: Update.
2893 2011-01-17 Richard Henderson <rth@redhat.com>
2895 * except.c (dump_eh_tree): Fix stray ; after for statement.
2897 2011-01-17 Richard Guenther <rguenther@suse.de>
2899 PR tree-optimization/47313
2900 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2901 handling before copying the body. Properly deal with
2902 by-reference result in SSA form.
2904 2011-01-17 Ian Lance Taylor <iant@google.com>
2907 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2908 (struct_value_alias_set): Don't define.
2909 (sparc_option_override): Don't set sparc_sr_alias_set and
2910 struct_value_alias_set.
2911 (save_or_restore_regs): Use gen_frame_mem rather than calling
2913 (sparc_struct_value_rtx): Likewise.
2915 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2918 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2920 (_mm_maskstore_pd): Likewise.
2921 (_mm_maskload_ps): Likewise.
2922 (_mm_maskstore_ps): Likewise.
2923 (_mm256_maskload_pd): Change mask to __m256i.
2924 (_mm256_maskstore_pd): Likewise.
2925 (_mm256_maskload_ps): Likewise.
2926 (_mm256_maskstore_ps): Likewise.
2928 * config/i386/i386-builtin-types.def: Updated.
2929 (ix86_expand_special_args_builtin): Likewise.
2931 * config/i386/i386.c (bdesc_special_args): Update
2932 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2933 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2934 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2935 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2937 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2938 Use <avxpermvecmode> on mask register.
2939 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2941 2011-01-17 Olivier Hainque <hainque@adacore.com>
2942 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2943 Eric Botcazou <ebotcazou@adacore.com>
2946 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2947 if <= USHRT_MAX in 32-bit mode.
2949 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2951 * doc/install.texi (Configuration, Specific): Wrap long
2952 lines in examples. Allow line wrapping in long options
2953 and URLs where beneficial for PDF output.
2955 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2957 * config/mips/mips.c (mips_classify_symbol): Don't return
2958 SYMBOL_PC_RELATIVE for nonlocal labels.
2960 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2962 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2964 2011-01-15 Jan Hubicka <jh@suse.cz>
2966 PR tree-optimization/47276
2967 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2968 declarations as needed.
2970 2011-01-15 Martin Jambor <mjambor@suse.cz>
2972 * common.opt (fdevirtualize): New flag.
2973 * doc/invoke.texi (Option Summary): Document it.
2974 * opts.c (default_options_table): Add devirtualize flag.
2975 * ipa-prop.c (detect_type_change): Return immediately if
2976 devirtualize flag is not set.
2977 (detect_type_change_ssa): Likewise.
2978 (compute_known_type_jump_func): Likewise.
2979 (ipa_analyze_virtual_call_uses): Likewise.
2981 2011-01-14 Martin Jambor <mjambor@suse.cz>
2983 PR tree-optimization/45934
2984 PR tree-optimization/46302
2985 * ipa-prop.c (type_change_info): New type.
2986 (stmt_may_be_vtbl_ptr_store): New function.
2987 (check_stmt_for_type_change): Likewise.
2988 (detect_type_change): Likewise.
2989 (detect_type_change_ssa): Likewise.
2990 (compute_complex_assign_jump_func): Check for dynamic type change.
2991 (compute_complex_ancestor_jump_func): Likewise.
2992 (compute_known_type_jump_func): Likewise.
2993 (compute_scalar_jump_functions): Likewise.
2994 (ipa_analyze_virtual_call_uses): Likewise.
2995 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2997 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2999 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
3000 * config/i386/i386.opt (msse5): New Alias.
3002 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3004 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
3005 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3006 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3007 * config/sparc/sparc.h (CC1_SPEC): Likewise.
3009 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3011 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
3013 * config/sparc/linux64.h (CC1_SPEC): Likewise.
3014 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3015 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
3016 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
3018 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
3020 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3022 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
3024 2011-01-14 Mike Stump <mikestump@comcast.net>
3026 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
3027 * config/fr30/fr30.md: Likweise
3028 (movsi_push): Likewise.
3029 (movsi_pop): Likewise.
3030 (enter_func): Likewise.
3031 * config/moxie/moxie.md (movsi_push): Likewise.
3032 (movsi_pop): Likewise.
3034 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3036 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
3037 %{no_archive} %{exact_version}.
3038 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
3039 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
3040 %{no_archive} %{exact_version}.
3041 * config/mips/openbsd.h (LINK_SPEC): Likewise.
3042 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
3043 * config/mips/vxworks.h: Likewise.
3045 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3047 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
3049 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3051 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
3052 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
3054 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3056 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3059 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3061 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3063 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3064 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3066 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3067 Don't handle -shlib.
3069 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3071 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3072 (CC1_SPEC): Don't handle -profile.
3074 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3076 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3077 * config/mips/mips.h (CC1_SPEC): Likewise.
3079 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3081 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3082 * config/mips/mips.h (CC1_SPEC): Likewise.
3084 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3086 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3087 * config/m32r/linux.h (LINK_SPEC): Likewise.
3088 * config/mips/linux.h (LINK_SPEC): Likewise.
3089 * config/mips/linux64.h (LINK_SPEC): Likewise.
3090 * config/sparc/linux.h (LINK_SPEC): Likewise.
3091 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3092 LINK_SPEC): Likewise.
3093 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3095 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3097 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3099 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3101 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3103 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3104 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3106 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3108 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3110 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3112 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3113 supports -Bstatic/-Bdynamic.
3114 * configure: Regenerate.
3116 2011-01-14 Jan Hubicka <jh@suse.cz>
3117 Jack Howarth <howarth@bromo.med.uc.edu>
3120 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3121 when checking debug_info_level. Test write_symbols instead of
3122 debug_hooks->var_location when setting flag_var_tracking_uninit.
3124 2011-01-14 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/47179
3127 * target.def (ref_may_alias_errno): New target hook.
3128 * targhooks.h (default_ref_may_alias_errno): Declare.
3129 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3130 (default_ref_may_alias_errno): New function.
3131 * target.h (struct ao_ref_s): Declare.
3132 * tree-ssa-alias.c: Include target.h.
3133 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3134 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3135 (targhooks.o): Likewise.
3136 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3137 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3139 2011-01-14 Richard Guenther <rguenther@suse.de>
3141 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3143 2011-01-14 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/47280
3146 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3148 (tree_ssa_forward_propagate_single_use_vars): Deal with
3149 CFG changes from associate_plusminus.
3151 2011-01-14 Richard Guenther <rguenther@suse.de>
3155 2011-01-11 Richard Guenther <rguenther@suse.de>
3157 PR tree-optimization/46076
3158 * tree-ssa.c (useless_type_conversion_p): Conversions from
3159 unprototyped to empty argument list function types are useless.
3161 2011-01-14 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/47286
3164 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3166 2011-01-14 Martin Jambor <mjambor@suse.cz>
3169 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3171 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3173 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3174 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3175 * config/xtensa/xtensa.c (xtensa_libcall_value,
3176 xtensa_function_value_regno_p): New functions.
3177 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3179 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3182 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3184 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3185 New function prototype.
3186 * config/i386/winnt.c (i386_pe_assemble_visibility):
3187 Warn only if attribute was specified by user.
3189 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3192 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3194 (floatunsdidf2_fcfidu): Ditto.
3196 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3198 * config/s390/s390.c (print_operand_address): Replace 'error' with
3199 'output_operand_lossage'.
3200 (print_operand): Likewise.
3202 2011-01-13 Jeff Law <law@redhat.com>
3204 PR rtl-optimization/39077
3205 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3206 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3207 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3208 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3209 * gcse.c (prune_insertions_deletions): New function.
3210 (compute_pre_data): Use it.
3212 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3215 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3217 (prune_unused_types_mark): Use it.
3219 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3221 PR rtl-optimization/45352
3222 * sel-sched.c: Update copyright years.
3223 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3224 in the advancing loop when we have issued issue_rate insns.
3226 2011-01-12 Richard Henderson <rth@redhat.com>
3228 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3229 (TARGET_MD_ASM_CLOBBERS): New.
3231 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3232 (TARGET_DELEGITIMIZE_ADDRESS): New.
3234 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3235 (clzsi2, *bsch): New patterns.
3237 * config/mn10300/mn10300.md (INT): New mode iterator.
3238 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3240 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3241 flag_split_wide_types.
3243 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3244 (mn10300_trampoline_init): Rewrite without a template, an immediate
3245 load and a direct branch.
3246 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3248 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3250 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3251 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3252 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3253 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3255 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3258 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3261 2011-01-12 Jan Hubicka <jh@suse.cz>
3264 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3265 (PLUGIN_COND_CLOSE): New macro.
3266 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3268 2011-01-12 Richard Guenther <rguenther@suse.de>
3271 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3272 register variables in a MEM_REF.
3274 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3276 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3277 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3278 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3279 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3280 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3281 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3282 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3283 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3284 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3285 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3286 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3287 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3288 * config/gnu-user.h: New. Copied from linux.h.
3289 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3290 GNU_USER_TARGET_STARTFILE_SPEC.
3291 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3292 GNU_USER_TARGET_ENDFILE_SPEC.
3293 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3294 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3295 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3296 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3297 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3298 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3299 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3300 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3301 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3302 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3303 * config/arm/linux-eabi.h (CC1_SPEC): Use
3304 GNU_USER_TARGET_CC1_SPEC.
3305 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3306 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3307 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3308 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3309 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3310 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3311 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3312 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3314 2011-01-12 Richard Guenther <rguenther@suse.de>
3317 * doc/invoke.texi (ffast-math): Document it is turned on
3320 2011-01-12 Jan Hubicka <jh@suse.cz>
3322 PR tree-optimization/47233
3323 * opts.c (common_handle_option): Disable ipa-reference with profile
3326 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3328 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3331 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3333 * c-parser.c (c_lex_one_token): Updated and reindented some
3334 comments. No changes in code.
3336 2011-01-11 Ian Lance Taylor <iant@google.com>
3338 * godump.c (go_output_var): Don't output the variable if there is
3339 already a type with the same name.
3341 2011-01-11 Ian Lance Taylor <iant@google.com>
3343 * godump.c (go_format_type): Don't generate float80.
3345 2011-01-11 Richard Henderson <rth@redhat.com>
3347 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3348 declaration. Rewrite for both speed and size.
3349 (mn10300_address_cost_1): Remove.
3350 (mn10300_register_move_cost): New.
3351 (mn10300_memory_move_cost): New.
3352 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3353 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3354 extensions, shifts, BSWAP, CLZ.
3355 (mn10300_wide_const_load_uses_clr): Remove.
3356 (TARGET_REGISTER_MOVE_COST): New.
3357 (TARGET_MEMORY_MOVE_COST): New.
3358 * config/mn10300/mn10300-protos.h: Update.
3359 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3361 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3362 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3363 * config/mn10300/mn10300-protos.h: Update.
3364 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3365 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3366 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3367 (*test_int_bitfield, *test_byte_bitfield): Remove.
3368 (*bit_test, *subreg_bit_test): Remove.
3369 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3371 * config/mn10300/constraints.md ("c"): Rename from "A".
3372 ("A", "D"): New constraint letters.
3373 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3374 (fmssf4, fnmasf4, fnmssf4): Likewise.
3376 * config/mn10300/mn10300.md (isa): New attribute.
3377 (enabled): New attribute.
3379 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3380 (abssf2, negsf2): Define only for hardware fp.
3381 (sqrtsf2): Reformat.
3382 (addsf3, subsf3, mulsf3): Merge expander and insn.
3384 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3385 (DEBUGGER_AUTO_OFFSET): Remove.
3386 (DEBUGGER_ARG_OFFSET): Remove.
3388 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3389 Emit register stores with the same offsets as the hardware.
3390 (mn10300_store_multiple_operation): Don't check that the register
3391 save offsets are monotonic.
3392 * config/mn10300/mn10300-protos.h: Update.
3394 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3396 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3397 in terms of the value on the stack, not the MDR register.
3399 2011-01-11 Jan Hubicka <jh@suse.cz>
3403 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3404 (symbol_alias_set_destroy, symbol_alias_set_contains,
3405 propagate_aliases_backward): Declare.
3406 * lto-streamer-out.c (struct sets): New sturcture.
3407 (trivally_defined_alias): New function.
3408 (output_alias_pair_p): Rewrite.
3409 (output_unreferenced_globals): Fix output of alias pairs.
3410 (produce_symtab): Likewise.
3411 * ipa.c (function_and_variable_visibility): Set weak alias destination
3413 * varasm.c (symbol_alias_set_t): Remove.
3414 (symbol_alias_set_destroy): Export.
3415 (propagate_aliases_forward, propagate_aliases_backward): New functions
3417 (compute_visible_aliases): ... this one; remove.
3418 (trivially_visible_alias): New
3419 (trivially_defined_alias): New.
3420 (remove_unreachable_alias_pairs): Rewrite.
3421 (finish_aliases_1): Reorganize code checking if alias is defined.
3422 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3425 2011-01-11 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/46076
3428 * tree-ssa.c (useless_type_conversion_p): Conversions from
3429 unprototyped to empty argument list function types are useless.
3431 2011-01-11 Richard Guenther <rguenther@suse.de>
3434 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3435 volatile MEMs as MEM_READONLY_P.
3437 2011-01-11 Richard Guenther <rguenther@suse.de>
3439 PR tree-optimization/47239
3440 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3442 2011-01-11 Jeff Law <law@redhat.com>
3444 PR tree-optimization/47086
3445 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3446 IVs from statements that might throw.
3448 2011-01-10 Jan Hubicka <jh@suse.cz>
3451 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3453 2011-01-10 Jan Hubicka <jh@suse.cz>
3456 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3457 when correcting profile.
3459 2011-01-10 Jan Hubicka <jh@suse.cz>
3462 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3464 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3465 Restore DECL_FINI_PRIORITY.
3467 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3469 * doc/gimple.texi: Fix quoting of multi-word return values in
3470 @deftypefn statements. Ensure presence of return value. Wrap
3471 overlong @deftypefn lines.
3472 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3473 descriptions of removed functions.
3474 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3475 of multi-word return value in @deftypefn statement.
3477 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3479 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3480 (Conditional Expressions, Logical Operators)
3481 (Statement and operand traversals): Do not indent smallexample
3482 code. Fix duplicate function argument in example.
3484 2011-01-10 Jeff Law <law@redhat.com>
3486 PR tree-optimization/47141
3487 * ipa-split.c (split_function): Handle case where we are
3488 returning a value and the return block has a virtual operand phi.
3490 2011-01-10 Jan Hubicka <jh@suse.cz>
3492 PR tree-optimization/47234
3493 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3494 (pass_feedback_split_functions): Declare.
3495 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3497 * ipa-split.c (gate_split_functions): Update comments; disable
3498 split-functions for profile_arc_flag and branch_probabilities.
3499 (gate_feedback_split_functions): New function.
3500 (execute_feedback_split_functions): New function.
3501 (pass_feedback_split_functions): New global var.
3503 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3506 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3507 calling gimple_call_set_cannot_inline.
3509 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3511 * config/darwin-sections.def: Remove unused section.
3513 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3516 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3518 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3521 * c-parser.c (c_parser_declaration_or_fndef): Improved
3524 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3526 * config/i386/winnt.c (i386_pe_start_function): Make sure
3527 to switch back to function's section.
3529 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3533 * plugin.c: Move include of dlfcn.h from here...
3534 * system.h: ... to here.
3536 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3538 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3540 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3541 two extra empty pages in PDF output.
3543 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3546 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3547 for error recovery purposes behave as if it was not specified so
3548 that the default type is usd.
3550 2011-01-07 Jan Hubicka <jh@suse.cz>
3552 PR tree-optmization/46469
3553 * ipa.c (function_and_variable_visibility): Clear needed flags on
3554 nodes with external decls; handle weakrefs merging correctly.
3556 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3558 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3561 2011-01-07 Jan Hubicka <jh@suse.cz>
3563 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3564 and no longer claim that gold is required for linker plugin.
3565 * configure: Regenerate.
3566 * gcc.c (PLUGIN_COND): New macro.
3567 (LINK_COMMAND_SPEC): Use it.
3568 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3569 * config.in (HAVE_LTO_PLUGIN): New.
3570 * configure.ac (--with-lto-plugin): New parameter; autodetect
3573 2011-01-07 Jan Hubicka <jh@suse.cz>
3575 PR tree-optimization/46367
3576 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3577 when we can update original.
3578 (cgraph_mark_inline_edge): Sanity check.
3579 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3581 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3583 * config/spu/spu.h (ASM_COMMENT_START): Define.
3585 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3589 (SWITCH_KEEP_FOR_GCC): Likewise.
3590 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3591 (do_spec_1): Handle "%>".
3593 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3595 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3598 * config/i386/i386.c (ix86_delegitimize_address): If
3599 simplify_gen_subreg fails, return orig_x.
3602 * value-prof.c (gimple_stringop_fixed_value): Handle
3603 lhs of the call properly.
3605 2011-01-07 Jan Hubicka <jh@suse.cz>
3608 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3610 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3612 * target.def (function_switched_text_sections): New hook.
3613 * doc/tm.texi: Regenerated.
3614 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3615 * final.c (default_function_switched_text_sections): New.
3616 (final_scan_insn): Call function_switched_text_sections when a
3617 mid-function section change occurs.
3618 * output.h (default_function_switched_text_sections): Declare.
3619 * config/darwin-protos.h (darwin_function_switched_text_sections):
3621 * config/darwin.c (darwin_function_switched_text_sections): New.
3622 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3624 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3626 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3627 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3628 the secondary code fragment when outputting for DWARF == 2.
3630 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3632 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3633 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3635 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3636 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3638 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3641 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3642 when it is not empty.
3644 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3647 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3648 (case ${target}): Add btver1.
3649 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3650 -march=native recognize btver1 processors.
3651 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3652 btver1 def_and_undef
3653 * config/i386/i386.c (struct processor_costs btver1_cost): New
3655 (m_BTVER1): New definition.
3656 (m_AMD_MULTIPLE): Includes m_BTVER1.
3657 (initial_ix86_tune_features): Add btver1 tune.
3658 (processor_target_table): Add btver1 entry.
3659 (static const char *const cpu_names): Add btver1 entry.
3660 (software_prefetching_beneficial_p): Add btver1.
3661 (ix86_option_override_internal): Add btver1 instruction sets.
3662 (ix86_issue_rate): Add btver1.
3663 (ix86_adjust_cost): Add btver1.
3664 * config/i386/i386.h (TARGET_BTVER1): New definition.
3665 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3666 (enum processor_type): Add PROCESSOR_BTVER1.
3667 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3669 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3672 * config/i386/i386.c (legitimize_tls_address)
3673 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3674 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3675 (tls_initial_exec_64_sun): New pattern.
3677 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3679 * doc/invoke.texi (Overall Options): Improve wording and markup
3680 of the description of -wrapper.
3682 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3684 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3685 rdynamic, threads): New Driver options.
3687 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3690 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3691 if coming from .tdata.
3692 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3694 2011-01-06 Jan Hubicka <jh@suse.cz>
3697 * collect2.c (main): Do not enable LTOmode when plugin is active.
3699 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3702 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3703 --version output if supported.
3704 * configure: Regenerate.
3706 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3708 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3711 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3714 * c-convert.c (convert): When converting a complex expression
3715 other than COMPLEX_EXPR to a different complex type, ensure
3716 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3717 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3718 when converting COMPLEX_TYPE.
3720 2011-01-06 Ira Rosen <irar@il.ibm.com>
3722 PR tree-optimization/47139
3723 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3724 only the last reduction value is used outside the loop. Update
3727 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3729 * config/rtems.opt: New.
3730 * config.gcc (*-*-rtems*): Use rtems.opt.
3732 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3734 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3735 processors do not support 3DNow instructions.
3737 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3739 * config/spu/spu.c (spu_option_override): Set parameter
3740 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3742 2011-01-05 Jan Hubicka <jh@suse.cz>
3744 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3745 at the command line.
3747 2011-01-05 Martin Jambor <mjambor@suse.cz>
3750 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3751 deltas on streamed outgoing edges.
3752 (output_node_opt_summary): Output info for outgoing edges only when
3753 the node is in new parameter set.
3754 (output_cgraph_opt_summary): New parameter set, passed to the two
3755 aforementioned functions. Update its forward declaration and its
3758 2011-01-05 Tom Tromey <tromey@redhat.com>
3760 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3761 operator to c_finish_omp_atomic.
3762 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3763 (build_unary_op): Update.
3764 (build_modify_expr): Update.
3765 (build_asm_expr): Update.
3767 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3769 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3770 newly inserted insns.
3772 (spu_emit_branch_hint): Likewise.
3773 (insert_hbrp_for_ilb_runout): Likewise.
3774 (spu_machine_dependent_reorg): Call df_finish_pass after
3775 schedule_insns returns.
3777 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3779 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3781 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3783 PR tree-optimization/47005
3784 * tree-sra.c (struct access): Add 'non_addressable' bit.
3785 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3786 (decide_one_param_reduction): Return 0 if the parameter is passed by
3787 reference and one of the accesses in the group is non_addressable.
3789 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3791 PR tree-optimization/47056
3792 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3793 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3794 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3796 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3798 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3799 initializer. Skip view conversions from aggregate types.
3801 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3804 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3806 2011-01-04 Philipp Thomas <pth@suse.de>
3808 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3811 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3813 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3814 on empty epilogue sequences.
3816 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3818 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3819 non-static): New Driver options.
3821 2011-01-04 Jie Zhang <jie@codesourcery.com>
3824 * gcc.c (default_compilers[]): Set combinable field to 0
3825 for all assembly languages.
3827 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3829 * config/mips/loongson3a.md: New file.
3830 * config/mips/mips.md: Include loongson3a.md.
3831 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3834 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3837 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3838 instead of convert_memory_address_addr_space on the base expression.
3840 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3842 * config/spu/spu.c (spu_option_override): Update error text
3843 for bad -march= / -mtune= values.
3845 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3847 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3848 if branch-hint optimization will be performed.
3850 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3852 PR tree-optimization/47148
3853 * ipa-split.c (split_function): Convert arguments to
3854 DECL_ARG_TYPE if possible.
3856 PR tree-optimization/47155
3857 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3860 PR rtl-optimization/47157
3861 * combine.c (try_combine): If undobuf.other_insn becomes
3862 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3863 and set *new_direct_jump_p too.
3865 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3867 PR tree-optimization/47021
3868 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3870 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3872 * gcc.c (process_command): Update copyright notice dates.
3873 * gcov.c (print_version): Likewise.
3874 * gcov-dump.c (print_version): Likewise.
3875 * mips-tfile.c (main): Likewise.
3876 * mips-tdump.c (main): Likewise.
3878 2011-01-03 Martin Jambor <mjambor@suse.cz>
3880 PR tree-optimization/46801
3881 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3882 aggregate fields start at byte boundary instead of the bit-field flag.
3884 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3887 * gcc.c (main): Revert revision 168407.
3889 2011-01-03 Martin Jambor <mjambor@suse.cz>
3891 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3893 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3895 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3896 vector optab to expand vector/scalar shift, update gimple to vector.
3898 2011-01-03 Martin Jambor <mjambor@suse.cz>
3900 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3903 2011-01-03 Martin Jambor <mjambor@suse.cz>
3905 PR tree-optimization/46984
3906 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3908 (cgraph_create_indirect_edge): Fixed line length.
3909 (cgraph_indirect_call_info): Declare.
3910 (cgraph_make_edge_direct) Update declaration.
3911 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3912 (cgraph_create_indirect_edge): Use it.
3913 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3915 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3916 the new thunk_delta representation.
3917 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3919 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3920 (ipa_read_indirect_edge_info): Likewise.
3921 * lto-cgraph.c (output_edge_opt_summary): New function.
3922 (output_node_opt_summary): Call it on all outgoing edges.
3923 (input_edge_opt_summary): New function.
3924 (input_node_opt_summary): Call it on all outgoing edges.
3926 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3929 * gcc.c (main): Don't check have_o when settting combine_inputs.
3931 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3933 * regrename.c: Add general comment describing the pass.
3934 (struct du_head): Remove 'length' field.
3935 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3936 (regrename_optimize): Do not sort chains. Rework comments, add others.
3937 Force renaming to the preferred class (if any) in the first pass and do
3938 not consider registers that belong to it in the second pass.
3939 (create_new_chain): Do not set 'length' field.
3940 (scan_rtx_reg): Likewise.
3942 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3944 PR tree-optimization/47140
3945 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3946 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3949 PR rtl-optimization/47028
3950 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3951 parm_birth_insn instead of at the beginning of first bb.
3953 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3955 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3956 Remove the word "see" before "@pxref".
3957 * doc/rtl.texi: Remove the word "see" before "@pxref".
3959 2011-01-01 Jan Hubicka <jh@suse.cz>
3961 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3964 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3967 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3970 Copyright (C) 2011 Free Software Foundation, Inc.
3972 Copying and distribution of this file, with or without modification,
3973 are permitted in any medium without royalty provided the copyright
3974 notice and this notice are preserved.