1 2011-02-18 Anatoly Sokolov <aesok@post.ru>
3 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
4 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
5 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
6 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
7 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
8 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
9 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
10 m32r_load_postinc_p, m32r_store_preinc_predec_p,
11 m32r_legitimate_address_p): New functions.
12 * config/m32r/constraints.md (constraint "S"): Don't use
13 STORE_PREINC_PREDEC_P.
14 (constraint "U"): Don't use LOAD_POSTINC_P.
16 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
18 PR rtl-optimization/46178
19 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
20 compute ira_hard_regno_cover_class[].
22 2011-02-18 Richard Guenther <rguenther@suse.de>
25 * lto-streamer.h (lto_global_var_decls): Declare.
26 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
27 statics for global var processing.
29 2011-02-18 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/47737
32 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
35 2011-02-18 Jakub Jelinek <jakub@redhat.com>
38 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
39 avoid invalid rtx sharing.
41 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
43 * doc/cpp.texi (Obsolete Features): Add background on the
46 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
48 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
50 * config/darwin.c (output_objc_section_asm_op): Added support for
52 (is_objc_metadata): New.
53 (darwin_objc2_section): New.
54 (darwin_objc1_section): New.
55 (machopic_select_section): Added support for ABI v1 and v2.
56 (darwin_emit_objc_zeroed): New.
57 (darwin_output_aligned_bss): Detect objc metadata and treat it
59 (darwin_asm_output_aligned_decl_common): Same.
60 (darwin_asm_output_aligned_decl_local): Same.
61 * config/darwin-sections.def: Updated for ABI v1 and v2.
62 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
63 compiling Objective-C code for the NeXT runtime, default to using
64 ABI version 0 for 32-bit, and version 2 for 64-bit.
66 2011-02-17 Joseph Myers <joseph@codesourcery.com>
68 * common.opt (optimize_fast): New Variable.
69 * opts.c (default_options_optimization): Use opts->x_optimize_fast
70 instead of local variable ofast.
72 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
74 * doc/invoke.texi (fobjc-abi-version): Documented.
75 (fobjc-nilcheck): Documented.
76 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
79 2011-02-17 Joseph Myers <joseph@codesourcery.com>
82 * common.opt (export-dynamic): New Driver option.
83 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
85 2011-02-17 Joseph Myers <joseph@codesourcery.com>
87 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
89 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
90 Jan Hubicka <jh@suse.cz>
94 * cfgexpand.c (account_used_vars_for_block): Remove.
95 (estimated_stack_frame_size): Use referenced vars.
96 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
97 that were referenced in the original function. Test src_fn
98 rather than cfun. Drop redundant get_var_ann.
99 (setup_one_parameter): Drop redundant get_var_ann.
100 (declare_return_variable): Likewise.
101 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
102 (copy_arguments_for_versioning): Drop redundant get_var_ann.
103 * ipa-inline.c (compute_inline_parameters): Do not compute
104 disregard_inline_limits here.
106 (compute_inlinable_for_current, pass_inlinable): New.
107 (pass_inline_parameters): Require PROP_referenced_vars.
108 * cgraphunit.c (cgraph_process_new_functions): Don't run
109 compute_inline_parameters explicitly unless function is in
111 (cgraph_analyze_function): Set .disregard_inline_limits.
112 * tree-sra.c (convert_callers): Compute inliner parameters
113 only for functions already in SSA form.
115 2011-02-17 Joseph Myers <joseph@codesourcery.com>
117 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
118 -mlittle-endian-data.
120 2011-02-17 Joseph Myers <joseph@codesourcery.com>
122 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
123 -mno-fpu, not -fpu and -no-fpu.
124 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
125 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
127 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
131 input reload with PLUS RTX.
133 2011-02-16 Joseph Myers <joseph@codesourcery.com>
135 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
138 2011-02-16 Joseph Myers <joseph@codesourcery.com>
140 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
143 2011-02-16 Joseph Myers <joseph@codesourcery.com>
145 * config/mn10300/mn10300.opt (mno-crt0): New.
147 2011-02-16 Joseph Myers <joseph@codesourcery.com>
149 * config/m68k/uclinux.opt (static-libc): New Driver option.
151 2011-02-16 Joseph Myers <joseph@codesourcery.com>
153 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
155 2011-02-16 Joseph Myers <joseph@codesourcery.com>
157 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
158 %{muser-extend-enabled}.
160 2011-02-16 Richard Guenther <rguenther@suse.de>
162 PR tree-optimization/47738
163 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
164 the TODO from tree_predictive_commoning.
166 2011-02-15 Jeff Law <law@redhat.com>
169 2011-01-25 Jeff Law <law@redhat.com>
171 PR rtl-optimization/37273
172 * ira-costs.c (scan_one_insn): Detect constants living in memory and
173 handle them like argument loads from stack slots. Do not double
174 count memory for memory constants and argument loads from stack slots.
176 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
179 * combine.c (cant_combine_insn_p): Revert the last change.
181 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
184 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
185 mode for vector constants. Remove code that checks for TImode.
187 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
191 * cgraph.h (compute_inline_parameters): Return void.
192 * ipa-inline.c (compute_inline_parameters): Adjust.
194 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
198 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
200 * cfgexpand.c (estimated_stack_frame_size): Likewise.
201 * ipa-inline.c (compute_inline_parameters): Adjust.
203 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
207 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
208 Adjust all users. Pass FN to...
209 * tree-flow-inline.h (first_referenced_var): ... this. Add
211 * ipa-struct-reorg.c: Adjust.
212 * tree-dfa.c: Adjust.
213 * tree-into-ssa.c: Adjust.
214 * tree-sra.c: Adjust.
215 * tree-ssa-alias.c: Adjust.
216 * tree-ssa-live.c: Adjust.
217 * tree-ssa.c: Adjust.
218 * tree-ssanames.c: Adjust.
219 * tree-tailcall.c: Adjust.
221 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
225 * tree-flow.h (referenced_var_lookup): Add fn parameter.
227 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
228 * tree-flow-inline.h: Adjust.
229 * gimple-pretty-print.c: Adjust.
230 * tree-into-ssa.c: Adjust.
231 * tree-ssa.c: Adjust.
232 * cfgexpand.c: Adjust.
234 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
236 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
237 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
238 (EXTRA_CONSTRAINT): Delete.
239 * config/iq2000/constraints.md: New file.
240 * config/iq2000/iq2000.md: Include it.
241 (define_insn ""): Delete.
242 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
243 unsupported constraint letters from patterns.
244 (call_value, call_value_internal1): Likewise.
245 (call_value_multiple_internal1): Likewise.
247 2011-02-15 Nick Clifton <nickc@redhat.com>
249 * config/mn10300/mn10300.c: Include tm-constrs.h.
250 (struct liw_data): New data structure describing an LIW candidate
252 (extract_bundle): Use struct liw_data. Allow small integer
253 operands for some instructions.
254 (check_liw_constraints): Use struct liw_data. Remove swapped
255 parameter. Add comments describing the checks. Fix bug when
256 assigning the source of liw1 to the source of liw2.
257 (liw_candidate): Delete. Code moved into extract_bundle.
258 (mn10300_bundle_liw): Use struct liw_data. Check constraints
260 * config/mn10300/predicates.md (liw_operand): New predicate.
261 Allows registers and small integer constants.
262 * config/mn10300/constraints.md (O): New constraint. Accetps
263 integers in the range -8 to +7 inclusive.
264 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
265 for moving a small integer into a register. Give this alternative
267 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
268 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
269 using the J,K,L and M constraints,
270 (liw): Remove SI mode on second operands to allow for HI and QI
272 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
275 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
278 * combine.c (cant_combine_insn_p): Check zero/sign extended
281 2011-02-15 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/47743
284 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
285 for a non-type-compatible VN lookup bail out.
287 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
289 * config/fr30/constraints.md: New file.
290 * config/fr30/fr30.md: Include it.
291 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
292 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
293 (EXTRA_CONSTRAINT): Delete.
295 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
297 * config/frv/constraints.md: New file.
298 * config/frv/predicates.md: Include it.
299 * config/frv/frv.c (reg_class_from_letter): Delete.
300 (frv_option_override): Don't initialize it.
301 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
302 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
303 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
304 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
305 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
306 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
307 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
308 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
309 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
310 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
311 (REG_CLASS_FROM_CONSTRAINT): Delete.
313 2011-02-15 Jakub Jelinek <jakub@redhat.com>
316 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
317 if frame size is 0 in a leaf function.
319 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
322 * config/alpha/host-osf.c: New file.
323 * config/alpha/x-osf: New file.
324 * config.host (alpha*-dec-osf*): Use it.
326 2011-02-14 Anatoly Sokolov <aesok@post.ru>
328 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
329 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
330 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
331 (rx_mode_dependent_address_p): ...this. Make static. Change argument
333 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
335 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
337 * config/stormy16/constraints.md: New file.
338 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
339 Use satisfies_constraint_Q and satisfies_constraint_R.
340 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
342 (xstormy16_legitiamte_address_p): Declare.
343 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
344 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
345 (EXTRA_CONSTRAINT): Delete.
346 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
348 (xstormy16_extra_constraint_p): Delete.
350 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
352 PR tree-optimization/46494
353 * loop-unroll.c (split_edge_and_insert): Adjust comment.
354 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
355 (pass_rtl_loop_done): Add TODO_verify_flow.
356 * fwprop.c (pass_rtl_fwprop): Likewise.
357 * modulo-sched.c (pass_sms): Likewise.
358 * tree-ssa-dom.c (pass_dominator): Likewise.
359 * tree-ssa-loop-ch.c (pass_ch): Likewise.
360 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
361 (pass_tree_loop_done): Likewise.
362 * tree-ssa-pre.c (execute_pre): Likewise.
363 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
364 * tree-ssa-sink.c (pass_sink_code): Likewise.
365 * tree-vrp.c (pass_vrp): Likewise.
367 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
369 * config/v850/constraints.md: New file.
370 * config/v850/v850.md: Include it.
371 * config/v850/predicates.md (reg_or_0_operand): Use
372 satisfies_constraint_G.
373 (special_symbolref_operand): Use satisfies_constraint_K.
374 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
375 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
376 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
377 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
378 (EXTRA_CONSTRAINT): Delete.
379 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
380 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
381 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
383 2011-02-14 Anatoly Sokolov <aesok@post.ru>
386 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
389 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
391 * config/mcore/constraints.md: New file.
392 * config/mcore/mcore.md: Include it.
393 * config/mcore/mcore.c (reg_class_from_letter): Delete.
394 * config/mcore/mcore.h (reg_class_from_letter): Delete.
395 (REG_CLASS_FROM_LETTER): Delete.
396 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
397 insn_const_int_ok_for_constraint.
398 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
399 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
400 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
401 (EXTRA_CONSTRAINT): Delete.
403 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
406 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
407 (IS_SIGHANDLER): Define.
408 (sparc64_is_sighandler): New function, split off from
409 sparc64_fallback_frame_state.
410 (sparc_is_sighandler): New function, split off from
411 sparc_fallback_frame_state.
412 (sparc64_fallback_frame_state): Merge with ...
413 (sparc_fallback_frame_state): ... this into ...
414 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
415 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
416 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
417 stack instead of hardcoded offsets.
419 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
421 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
423 2011-02-14 Andriy Gapon <avg@freebsd.org>
426 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
428 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
430 * configure: Regenerate.
432 2011-02-12 Joseph Myers <joseph@codesourcery.com>
435 * gcc.c (asm_options): Correct spec matching --target-help.
437 2011-02-12 Martin Jambor <mjambor@suse.cz>
439 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
440 to gimple call error.
442 2011-02-12 Mike Stump <mikestump@comcast.net>
444 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
445 comments in backslash regions.
447 2011-02-12 Mike Stump <mikestump@comcast.net>
448 Jakub Jelinek <jakub@redhat.com>
449 Iain Sandoe <iains@gcc.gnu.org>
452 * dwarf2out.c (output_cfa_loc): When required, apply the
453 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
454 (output_loc_sequence): Likewise.
455 (output_loc_operands_raw): Likewise.
456 (output_loc_sequence_raw): Likewise.
457 (output_cfa_loc): Likewise.
458 (output_loc_list): Suppress register number adjustment when
459 calling output_loc_sequence()
460 (output_die): Likewise.
462 2011-02-12 Anatoly Sokolov <aesok@post.ru>
464 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
466 * config/xtensa/xtensa.c (xtensa_register_move_cost,
467 xtensa_memory_move_cost): New functions.
468 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
470 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
473 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
474 in the current directory.
475 * configure: Rebuilt.
477 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
479 * config/darwin.c (darwin_override_options): Add a hunk missed
480 from the commit of r168571. Trim comment line lengths and
481 correct indents of the preceding block.
483 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
485 * gcc.c (driver_handle_option): Concatenate the argument to -F with
488 2011-02-11 Joseph Myers <joseph@codesourcery.com>
490 * common.opt (nostartfiles): New Driver option.
492 2011-02-11 Xinliang David Li <davidxl@google.com>
494 PR tree-optimization/47707
495 * tree-chrec.c (convert_affine_scev): Keep type precision.
497 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
499 PR tree-optimization/47420
500 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
502 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
504 PR rtl-optimization/47614
505 * rtl.h (check_for_inc_dec): Declare.
506 * dse.c (check_for_inc_dec): Externalize...
507 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
508 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
510 2011-02-11 Joseph Myers <joseph@codesourcery.com>
513 * gcc.c (main): Do not compile inputs if there were errors in
515 * opts-common.c (read_cmdline_option): Check for wrong language
516 after other error checks.
518 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
520 * cgraph.c: Fix comment typos.
521 * cgraph.h: Likewise.
522 * cgraphunit.c: Likewise.
523 * ipa-cp.c: Likewise.
524 * ipa-inline.c: Likewise.
525 * ipa-prop.c: Likewise.
526 * ipa-pure-const.c: Likewise.
527 * ipa-ref.c: Likewise.
528 * ipa-reference.c: Likewise.
530 2011-02-11 Jakub Jelinek <jakub@redhat.com>
533 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
535 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
538 * doc/sourcebuild.texi (Require Support): Document
539 dg-require-ascii-locale.
541 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
543 * doc/lto.texi (Write summary): Fix missing parentheses.
545 2011-02-10 DJ Delorie <dj@redhat.com>
547 * config/m32c/m32c.c (m32c_option_override): Disable
548 -fcombine-stack-adjustments until flag value tracking and compare
549 optimization can be rewritten.
551 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
553 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
555 (PROCESSOR_DEFAULT64): Likewise.
557 2011-02-10 Richard Henderson <rth@redhat.com>
559 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
560 change from 2011-02-03.
561 * config/rx/rx.c (flags_from_code): Likewise.
562 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
563 is valid, n/pz otherwise.
564 (rx_select_cc_mode): Return CCmode if Y is not zero.
566 2011-02-10 Richard Guenther <rguenther@suse.de>
568 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
570 2011-02-10 Richard Guenther <rguenther@suse.de>
572 PR tree-optimization/47677
573 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
575 2011-02-10 Jakub Jelinek <jakub@redhat.com>
578 * combine.c (make_compound_operation): Only change shifts into
579 multiplication for SCALAR_INT_MODE_P.
581 2011-02-10 Jie Zhang <jie@codesourcery.com>
585 2011-02-05 Jie Zhang <jie@codesourcery.com>
587 * web.c (entry_register): Don't clobber the number of the
588 first uninitialized reference in used[].
590 2011-02-09 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/47664
593 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
596 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
600 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
602 (PROCESSOR_DEFAULT64): Same.
603 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
605 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
607 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
609 2011-02-09 Martin Jambor <mjambor@suse.cz>
612 * tree-sra.c (struct access): New flags grp_scalar_read and
613 grp_scalar_write. Changed description of assignment read and write
615 (dump_access): Dump new flags, reorder all of them.
616 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
617 to detect multiple scalar reads.
618 (analyze_access_subtree): Use the new scalar read write flags instead
619 of the old flags. Adjusted comments.
621 2011-02-08 DJ Delorie <dj@redhat.com>
624 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
627 2011-02-08 Joseph Myers <joseph@codesourcery.com>
629 * config/m68k/uclinux.opt: New.
630 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
632 2011-02-08 Joseph Myers <joseph@codesourcery.com>
634 * config/cris/elf.opt (sim): New Driver option.
636 2011-02-08 Joseph Myers <joseph@codesourcery.com>
638 * config/xtensa/elf.opt: New.
639 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
641 2011-02-08 Joseph Myers <joseph@codesourcery.com>
643 * config/vax/elf.opt: New.
644 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
646 2011-02-08 Joseph Myers <joseph@codesourcery.com>
648 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
650 2011-02-08 Joseph Myers <joseph@codesourcery.com>
652 * config/gnu-user.opt: New.
653 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
654 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
655 *-*-uclinux*): Use gnu-user.opt.
657 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
659 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
660 * config/i386/gnu.h (CPP_SPEC): Likewise.
662 2011-02-08 Ian Lance Taylor <iant@google.com>
664 * common.opt (fcx-limited-range): Add SetByCombined flag.
665 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
666 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
667 (fassociative-math, freciprocal-math): Likewise.
668 (funsafe-math-optimizations): Likewise.
669 * opth-gen.awk: Handle SetByCombined.
670 * optc-gen.awk: Likewise.
671 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
672 (set_unsafe_math_optimizations_flags): Likewise.
673 * doc/options.texi (Option properties): Document SetByCombined.
675 2011-02-08 Joseph Myers <joseph@codesourcery.com>
677 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
678 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
679 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
680 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
681 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
683 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
685 PR tree-optimization/46834
686 PR tree-optimization/46994
687 PR tree-optimization/46995
688 * graphite-sese-to-poly.c (used_outside_reduction): New.
689 (detect_commutative_reduction): Call used_outside_reduction.
690 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
691 translate_scalar_reduction_to_array only when at least one
692 loop-phi/close-phi tuple has been detected.
694 2011-02-08 Richard Guenther <rguenther@suse.de>
697 * tree-vect-generic.c (expand_vector_operations_1): Update
699 (expand_vector_operations): ... not here. Cleanup EH info
700 and the CFG if required.
702 2011-02-08 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/47641
705 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
706 require type compatibility.
708 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
710 * gimple-low.c (lower_function_body): Don't remove the location of
711 the return statement here.
712 (lower_gimple_return): Do it here instead but only if the return
713 statement is actually used twice.
715 2011-02-08 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/47632
718 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
719 unused up_to_stmt parameter, return whether cfg-cleanup is
720 necessary, remove EH info properly.
721 (forward_propagate_into_gimple_cond): Adjust caller.
722 (forward_propagate_into_cond): Likewise.
723 (forward_propagate_comparison): Likewise.
724 (tree_ssa_forward_propagate_single_use_vars): Make
725 forward_propagate_comparison case similar to the two others.
727 2011-02-08 Nick Clifton <nickc@redhat.com>
729 * config/mn10300/mn10300.opt (mliw): New command line option.
730 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
731 (liw_bundling): New automaton.
732 (liw): New attribute.
733 (liw_op): New attribute.
734 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
735 (movsi_internal): Add LIW attributes.
739 (addsi3): Separate register and immediate alternatives.
747 * config/mn10300/mn10300.c (liw_op_names): New
748 (mn10300_print_operand): Handle 'W' operand descriptor.
749 (extract_bundle): New function.
750 (check_liw_constraints): New function.
751 (liw_candidate): New function.
752 (mn10300_bundle_liw): New function.
753 (mn10300_reorg): New function.
754 (TARGET_MACHINE_DEPENDENT_REORG): Define.
755 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
756 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
757 __LIW__ or __NO_LIW__.
758 * doc/invoke.texi: Describe the -mliw command line option.
760 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
762 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
763 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
764 pthread_mutex_unlock): Remove.
765 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
766 * config/pa/t-pa64: Likewise.
767 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
768 shared libc if not linking against libpthread.
769 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
771 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
774 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
775 on 10.6 and later to ensure that we always use the unwinder from
776 the system. Only add -no_compact_unwind when tarteting darwin
779 2011-02-07 Steve Ellcey <sje@cup.hp.com>
782 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
783 (vec_interleave_lowv2sf): Ditto.
784 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
785 (vec_extract_oddv2sf): Ditto.
787 2011-02-07 Mike Stump <mikestump@comcast.net>
790 Add __ieee_divdc3 entry point.
791 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
793 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
794 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
795 * config/darwin.c (darwin_rename_builtins): Add.
796 * config/darwin-protos.h (darwin_rename_builtins): Add.
798 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
801 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
804 2011-02-07 Mike Stump <mikestump@comcast.net>
806 * config/darwin.opt (mmacosx-version-min): Update default OS version.
808 2011-02-07 Denis Chertykov <chertykov@gmail.com>
811 * config/avr/libgcc.S (exit): Move .endfunc
813 2011-02-07 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/47615
816 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
817 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
818 (run_scc_vn): Initialize it.
819 (visit_reference_op_load): Use it.
820 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
822 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
824 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
825 DImode trapping arithmetic libfuncs.
827 2011-02-07 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/47621
830 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
832 (execute_update_addresses_taken): ... here. Make it more
833 conservative in what we accept.
835 2011-02-06 Joseph Myers <joseph@codesourcery.com>
837 * config/sparc/freebsd.h (ASM_SPEC): Define.
838 * config/sparc/vxworks.h (ASM_SPEC): Define.
840 2011-02-06 Joseph Myers <joseph@codesourcery.com>
842 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
844 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
846 * doc/invoke.texi: Remove reference to compiler internals from
849 * reg-notes.def: Remove REG_VALUE_PROFILE.
850 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
852 2011-02-05 Jakub Jelinek <jakub@redhat.com>
855 * varasm.c (default_section_type_flags): If decl is NULL,
856 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
858 2011-02-05 Jie Zhang <jie@codesourcery.com>
861 * web.c (entry_register): Don't clobber the number of the
862 first uninitialized reference in used[].
864 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
866 PR tree-optimization/46194
867 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
868 (build_classic_dist_vector_1): Do not represent classic distance
869 vectors when the access functions are variating in different loops.
871 2011-02-04 Joseph Myers <joseph@codesourcery.com>
873 * config/mips/iris6.opt: New.
874 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
876 2011-02-04 Richard Henderson <rth@redhat.com>
877 Steve Ellcey <sje@cup.hp.com>
880 * config/ia64/predicates.md (mux1_brcst_element): New.
881 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
882 * config/ia64/ia64.c (ia64_unpack_assemble): New.
883 (ia64_unpack_sign): New.
884 (ia64_expand_unpack): Rewrite using new routines.
885 (ia64_expand_widen_sum): Ditto.
886 (ia64_expand_dot_prod_v8qi): Ditto.
887 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
888 routines, add endian check.
889 (pmpy2_even): Rename from pmpy2_r, add endian check.
890 (pmpy2_odd): Rename from pmpy2_l, add endian check.
891 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
892 (vec_widen_smult_hi_v4hi): Ditto.
893 (vec_widen_umult_lo_v4hi): Ditto.
894 (vec_widen_umult_hi_v4hi): Ditto.
895 (mulv2si3): Change endian checks.
896 (sdot_prodv4hi): Rewrite with new calls.
897 (udot_prodv4hi): New.
898 (vec_pack_ssat_v4hi): Add endian check.
899 (vec_pack_usat_v4hi): Ditto.
900 (vec_pack_ssat_v2si): Ditto.
901 (max1_even): Rename from max1_r, add endian check.
902 (max1_odd): Rename from max1_l, add endian check.
903 (*mux1_rev): Format change.
907 (*mux1_brcst_v8qi): Use new predicate.
908 (vec_extract_evenv8qi): Remove endian check.
909 (vec_extract_oddv8qi): Ditto.
910 (vec_interleave_lowv4hi): Format change.
911 (vec_interleave_highv4hi): Ditto.
912 (mix2_even): Rename from mix2_r, add endian check.
913 (mix2_odd): Rename from mux2_l, add endian check.
914 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
915 (vec_extract_evenodd_helper): Format change.
916 (vec_extract_evenv4hi): Remove endian check.
917 (vec_extract_oddv4hi): Remove endian check.
918 (vec_interleave_lowv2si): Format change.
919 (vec_interleave_highv2si): Format change.
920 (vec_initv2si): Remove endian check.
921 (vecinit_v2si): Add endian check.
922 (reduc_splus_v2sf): Add endian check.
923 (reduc_smax_v2sf): Ditto.
924 (reduc_smin_v2sf): Ditto.
925 (vec_initv2sf): Remove endian check.
926 (fpack): Add endian check.
927 (fswap): Add endian check.
928 (vec_interleave_highv2sf): Add endian check.
929 (vec_interleave_lowv2sf): Add endian check.
930 (fmix_lr): Add endian check.
931 (vec_setv2sf): Format change.
932 (*vec_extractv2sf_0_be): Use shift to extract operand.
933 (*vec_extractv2sf_1_be): New.
934 (vec_pack_trunc_v4hi): Add endian check.
935 (vec_pack_trunc_v2si): Format change.
937 2011-02-04 Jakub Jelinek <jakub@redhat.com>
940 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
941 do bb, locus and block comparison and disallow loads if it is not set.
942 (stmt_is_replaceable_p): New function.
943 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
945 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
946 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
948 * tree-flow.h (stmt_is_replaceable_p): New prototype.
950 2011-02-04 Joseph Myers <joseph@codesourcery.com>
952 * config/rs6000/xilinx.opt: New.
953 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
955 2011-02-04 Joseph Myers <joseph@codesourcery.com>
957 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
959 2011-02-03 Anatoly Sokolov <aesok@post.ru>
961 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
962 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
963 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
964 secondary_reload_info, xtensa_secondary_reload): Remove.
965 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
966 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
967 (xtensa_preferred_reload_class): Make static. Change return and
968 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
969 Use CONST_DOUBLE_P predicate.
970 (xtensa_preferred_output_reload_class): New function.
971 (xtensa_secondary_reload): Make static.
973 2011-02-03 Joseph Myers <joseph@codesourcery.com>
975 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
976 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
977 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
979 2011-02-03 Jakub Jelinek <jakub@redhat.com>
982 * output.h (SECTION_RELRO): Define.
983 (SECTION_MACH_DEP): Adjust.
984 (get_variable_section): New prototype.
985 * varpool.c (varpool_finalize_named_section_flags): New function.
986 (varpool_assemble_pending_decls): Call it.
987 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
988 * cgraphunit.c (cgraph_output_in_order): Call
989 varpool_finalize_named_section_flags.
990 * varasm.c (get_section): Allow section flags conflicts between
991 relro and read-only sections if the section hasn't been declared yet.
992 Set SECTION_OVERRIDE after diagnosing section type conflict.
993 (get_variable_section): No longer static.
994 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
995 readonly sections that need relocations.
996 (decl_readonly_section_1): New function.
997 (decl_readonly_section): Use it.
1000 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
1001 Steve Ellcey <sje@cup.hp.com>
1004 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
1005 if section attribute used.
1007 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1009 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
1010 * config/darwin.c (SECTION_NO_ANCHOR): Define.
1011 (darwin_init_sections): Remove assertion.
1013 2011-02-03 Nick Clifton <nickc@redhat.com>
1015 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
1017 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
1018 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
1019 instead of "n" and "pz".
1020 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
1023 2011-02-03 Jakub Jelinek <jakub@redhat.com>
1026 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
1027 fma, expand FMA_EXPR as fma{,f,l} call.
1030 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
1031 copy them into a unsigned char variable and pass address of it to
1032 lto_output_data_stream.
1035 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
1036 around backend_init_target and lang_dependent_init_target calls.
1037 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
1038 (verify_cgraph_node): Don't call set_cfun here. Use
1039 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
1040 Set error_found for incorrectly represented calls to thunks.
1042 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1045 PR rtl-optimization/43494
1046 * rtl.h (for_each_inc_dec_fn): New type.
1047 (for_each_inc_dec): Declare.
1048 * rtlanal.c (struct for_each_inc_dec_ops): New type.
1049 (for_each_inc_dec_find_inc_dec): New fn.
1050 (for_each_inc_dec_find_mem): New fn.
1051 (for_each_inc_dec): New fn.
1052 * dse.c (struct insn_size): Remove.
1053 (replace_inc_dec, replace_inc_dec_mem): Remove.
1054 (emit_inc_dec_insn_before): New fn.
1055 (check_for_inc_dec): Use it, along with for_each_inc_dec.
1056 (canon_address): Pass mem modes to cselib_lookup.
1057 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
1058 (cselib_lookup_from_insn): Likewise.
1059 (cselib_subst_to_values): Likewise.
1060 * cselib.c (find_slot_memmode): New var.
1061 (cselib_find_slot): New fn. Use it instead of
1062 htab_find_slot_with_hash everywhere.
1063 (entry_and_rtx_equal_p): Use find_slot_memmode.
1064 (autoinc_split): New fn.
1065 (rtx_equal_for_cselib_p): Rename and implement in terms of...
1066 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
1067 Deal with autoinc. Special-case recursion into MEMs.
1068 (cselib_hash_rtx): Likewise.
1069 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
1070 address and MEM modes.
1071 (cselib_subst_to_values): Add memmode, pass it on.
1073 (cselib_lookup): Add memmode argument, pass it on.
1074 (cselib_lookup_from_insn): Add memmode.
1075 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
1076 (struct cselib_record_autoinc_data): New.
1077 (cselib_record_autoinc_cb): New fn.
1078 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
1079 mode to cselib_lookup. Reset autoinced REGs here instead of...
1080 (cselib_process_insn): ... here.
1081 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
1083 (add_uses): Likewise, also to cselib_subst_to_values.
1084 (add_stores): Likewise.
1085 * sched-deps.c (add_insn_mem_dependence): Pass mode to
1086 cselib_subst_to_values.
1087 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
1088 * gcse.c (do_local_cprop): Adjusted.
1089 * postreload.c (reload_cse_simplify_set): Adjusted.
1090 (reload_cse_simplify_operands): Adjusted.
1091 * sel-sched-dump (debug_mem_addr_value): Pass mode.
1093 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
1095 PR tree-optimization/45122
1096 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
1097 unsafe assumptions when there's more than one loop exit.
1099 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1102 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
1103 Document using vector double with the load/store builtins, and
1104 that the load/store builtins always use Altivec instructions.
1106 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
1107 to use altivec memory instructions, even on VSX.
1108 (vector_altivec_store_<mode>): Ditto.
1110 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
1113 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1114 V2DF, V2DI support to load/store overloaded builtins.
1116 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
1117 altivec load/store builtins for V2DF/V2DI types.
1119 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1120 set avoid indexed addresses on power6 if -maltivec.
1121 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1122 vector_altivec_load/vector_altivec_store builtins.
1123 (altivec_expand_st_builtin): Ditto.
1124 (altivec_expand_builtin): Add VSX memory builtins.
1125 (rs6000_init_builtins): Add V2DI types to internal types.
1126 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1127 load/store builtins.
1128 (rs6000_address_for_altivec): Insure memory address is appropriate
1131 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1132 vec_vsx_ld and vec_vsx_st.
1133 (vsx_store_<mode>): Ditto.
1135 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1136 variables to hold long long types for VSX vector memory builtins.
1137 (RS6000_BTI_unsigned_long_long): Ditto.
1138 (long_long_integer_type_internal_node): Ditti.
1139 (long_long_unsigned_type_internal_node): Ditti.
1141 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1142 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1143 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1145 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1147 (vec_vsx_st): Ditto.
1149 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1151 * config/pa/pa-hpux10.opt: New.
1152 * config/hpux11.opt (pthread): New Driver option.
1153 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1154 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1156 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1158 * config/ia64/vms.opt: New.
1159 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1161 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1164 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1165 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1166 generator functions.
1167 (vsx_floatuns<VSi><mode>2): Ditto.
1168 (vsx_fix_trunc<mode><VSi>2): Ditto.
1169 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1171 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1173 * config/i386/djgpp.opt (posix): New Driver option.
1175 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1177 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1178 Move to the unsupported targets list.
1180 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1182 PR rtl-optimization/47525
1183 * df-scan.c: Update copyright years.
1184 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1185 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1187 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1189 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1190 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1191 (ASM_OUTPUT_ASCII): Remove.
1192 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1194 2011-02-02 Jeff Law <law@redhat.com>
1197 * reload.c (find_reloads_address): Handle reg+d address where both
1198 components are invalid by reloading the entire address.
1200 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1201 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/40979
1205 * passes.c (init_optimization_passes): After LIM call copy_prop
1206 and DCE to clean up.
1207 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1209 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1211 PR tree-optimization/47576
1212 PR tree-optimization/47555
1213 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1214 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1215 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1216 * tree-scalar-evolution.c (follow_ssa_edge): Use
1217 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1219 2011-02-02 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/47566
1222 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1224 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1228 * tree-inline.c (declare_return_variable): Remove unused caller
1233 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1234 * cfgexpand.c (account_used_vars_for_block): Use them.
1235 * tree-nrv.c (tree_nrv): Likewise.
1236 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1237 (dump_scope_block): Likewise.
1238 (remove_unused_locals): Likewise.
1242 * tree-inline.c (declare_return_variable): Add result decl to
1243 local decls only once.
1244 * gimple-low.c (record_vars_into): Mark newly-created variables
1247 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1253 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1255 (no_real_insns_p, schedule_block, set_priorities): Drop special
1256 treatment of boundary debug insns.
1257 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1258 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1259 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1260 (BOUNDARY_DEBUG_INSN_P): Likewise.
1261 (SCHEDULE_DEBUG_INSN_P): Likewise.
1262 * sched-rgn.c (init_ready_list): Drop special treatment of
1263 boundary debug insns.
1264 * final.c (rest_of_clean_state): Clear notes' BB.
1266 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1268 * config/openbsd.opt (assert=): New Driver option.
1270 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1272 * config/i386/nto.opt: New.
1273 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1275 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1277 * config/i386/netware.opt: New.
1278 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1280 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1282 * config/interix.opt (posix): New Driver option.
1284 2011-02-01 DJ Delorie <dj@redhat.com>
1286 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1288 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1291 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1293 PR tree-optimization/47561
1294 * toplev.c (process_options): Print the Graphite flags. Add
1295 flag_loop_flatten to the list of options requiring Graphite.
1297 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1299 * config/i386/cygming.opt (posix): New Driver option.
1301 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1303 * config/arm/vxworks.opt: New.
1304 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1306 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1308 * config/alpha/elf.opt: New.
1309 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1310 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1312 2011-02-01 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/47559
1315 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1316 store-motion on references that can throw.
1318 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1320 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1321 * tree-pass.h (TDF_CSELIB): New macro.
1322 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1323 cselib_lookup): Check for it rather than for TDF_DETAILS.
1325 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1328 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1331 * opts.c (finish_options): Don't add x_aux_base_name if it is
1334 2011-02-01 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/47555
1338 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1340 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1342 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1345 * config/lm32/t-lm32: Add multilib for all CPU options.
1347 2011-02-01 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/47541
1350 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1351 sure to have a field at offset zero.
1353 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1355 * config/arc/arc.opt (EB, EL): New Driver options.
1357 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1359 * config/alpha/osf5.opt: New.
1360 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1362 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1364 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1366 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1368 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1370 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1371 is an alias of -floop-interchange and that it requires the
1372 Graphite infrastructure.
1373 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1374 flag_loop_interchange based on the value of flag_tree_loop_linear.
1376 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1377 Richard Guenther <rguenther@suse.de>
1379 PR tree-optimization/47538
1380 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1381 type instead of r1type, except for comparisons. For right
1382 shifts and comparisons punt if there are mismatches in
1383 sizetype vs. non-sizetype types.
1385 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1387 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1390 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1392 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1394 * configure: Regenerate.
1396 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1398 * configure.ac (gcc_cv_ld_static_option): Define.
1399 (gcc_cv_ld_dynamic_option): Define.
1400 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1402 (HAVE_LD_STATIC_DYNAMIC): Update message.
1403 (LD_STATIC_OPTION): Define.
1404 (LD_DYNAMIC_OPTION): Define.
1405 * configure: Regenerate.
1406 * config.in: Regenerate.
1407 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1408 HAVE_LD_STATIC_DYNAMIC]: Use them.
1410 2011-01-31 Nick Clifton <nickc@redhat.com>
1412 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1413 registers inside interrupt handlers if the handler is not a leaf
1416 2011-01-31 Nick Clifton <nickc@redhat.com>
1418 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1419 reg_renumber returning an INVALID_REGNUM.
1421 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1424 * doc/install.texi: Document host options discarded when cross
1425 configuring target libraries.
1427 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1430 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1433 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1435 (no_real_insns_p, schedule_block, set_priorities): Drop special
1436 treatment of boundary debug insns.
1437 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1438 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1439 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1440 (BOUNDARY_DEBUG_INSN_P): Likewise.
1441 (SCHEDULE_DEBUG_INSN_P): Likewise.
1442 * sched-rgn.c (init_ready_list): Drop special treatment of
1443 boundary debug insns.
1444 * final.c (rest_of_clean-state): Clear notes' BB.
1446 2011-01-31 Alan Modra <amodra@gmail.com>
1448 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1449 toc relative expressions as we do in print_operand_address.
1451 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1453 * doc/extend.texi: Follow spelling conventions.
1454 * doc/invoke.texi: Fix a typo.
1456 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1458 * config/hpux11.opt: New.
1459 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1460 ia64*-*-hpux*): Use hpux11.opt.
1462 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1464 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1467 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1469 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1472 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1474 * doc/install.texi (Binaries): Remove outdated reference for
1475 Motorola 68HC11/68HC12 downloads.
1477 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1479 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1482 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1485 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1488 2011-01-28 Ahmad Sharif <asharif@google.com>
1490 * value-prof.c (check_counter): Corrected error message.
1492 2011-01-29 Jie Zhang <jie@codesourcery.com>
1494 * config/arm/arm.c (arm_legitimize_reload_address): New.
1495 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1496 arm_legitimize_reload_address.
1497 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1499 2011-01-28 Ian Lance Taylor <iant@google.com>
1501 * godump.c (go_define): Ignore macros whose definitions include
1502 two adjacent operands.
1504 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1507 * varasm.c (force_const_mem): Store copy of x in desc->constant
1508 instead of x itself.
1509 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1510 itself into REG_EQUAL note.
1512 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1514 * config/freebsd.opt (posix, rdynamic): New Driver options.
1516 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1518 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1520 * configure: Regenerate.
1522 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1524 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1525 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1527 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1529 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1530 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1531 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1532 (s390_preferred_reload_class): Make static. Change return and
1533 'rclass' argument type to reg_class_t.
1535 2011-01-27 Jan Hubicka <jh@suse.cz>
1538 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1539 (process_function_and_variable_attributes): Check defined weakrefs.
1541 2011-01-27 Martin Jambor <mjambor@suse.cz>
1543 PR tree-optimization/47228
1544 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1545 build_ref_for_offset.
1547 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1549 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1551 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1553 PR rtl-optimization/46856
1554 * postreload.c (reload_combine_recognize_const_pattern): Do not
1555 separate cc0 setter and user on cc0 targets.
1557 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1560 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1561 passed a VOID_TYPE expression, immediately emit an error and
1562 return error_mark_node.
1564 2011-01-26 Jeff Law <law@redhat.com>
1566 PR rtl-optimization/47464
1567 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1568 rather than may_trap_p as needed.
1570 2011-01-26 DJ Delorie <dj@redhat.com>
1572 PR rtl-optimization/46878
1573 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1574 setter/user dependency as well.
1576 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1578 PR rtl-optimization/44469
1579 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1580 after removing trivially dead basic blocks.
1582 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1584 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1585 * config/frv/frv.h (LINK_SPEC): Likewise.
1586 * config/i386/netware.h (LINK_SPEC): Likewise.
1587 * config/m68k/linux.h (ASM_SPEC): Likewise.
1588 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1589 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1590 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1591 * config/sparc/linux.h (ASM_SPEC): Likewise.
1592 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1593 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1595 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1597 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1598 * config/frv/frv.h (ASM_SPEC): Likewise.
1599 * config/m68k/linux.h (ASM_SPEC): Likewise.
1600 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1601 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1602 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1603 * config/sparc/linux.h (ASM_SPEC): Likewise.
1604 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1605 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1607 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1609 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1610 * config/frv/frv.h (LINK_SPEC): Likewise.
1611 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1613 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1615 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1616 * config/frv/frv.h (ASM_SPEC): Likewise.
1617 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1618 * config/m68k/linux.h (ASM_SPEC): Likewise.
1619 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1620 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1621 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1622 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1623 * config/sparc/linux.h (ASM_SPEC): Likewise.
1624 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1625 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1626 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1628 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1631 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1633 (vec_extract_evenodd_help): Ditto.
1634 (vec_extract_evenv4hi): Ditto.
1635 (vec_extract_oddv4hi): Ditto.
1636 (vec_interleave_lowv2si): Ditto.
1637 (vec_interleave_highv2si): Ditto.
1638 (vec_extract_evenv2si): Ditto.
1639 (vec_extract_oddv2si: Ditto.
1640 (vec_pack_trunc_v2si): Ditto.
1642 2011-01-22 Jan Hubicka <jh@suse.cz>
1645 * cgraph.h (cgraph_local_info): New field can_change_signature.
1646 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1647 signature can change.
1648 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1650 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1651 (cgraph_function_versioning): We can not change signature of functions
1652 that don't allow that.
1653 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1654 (lto_input_node): Likewise.
1655 * ipa-inline.c (compute_inline_parameters): Compute
1656 local.can_change_signature.
1657 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1658 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1659 functions that can not change signature.
1660 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1661 init_cumulative_args): Do not use local calling conventions
1662 for functions that can not change signature.
1664 2011-01-22 Jan Hubicka <jh@suse.cz>
1666 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1668 2011-01-26 Richard Guenther <rguenther@suse.de>
1670 PR tree-optimization/47190
1671 * cgraphunit.c (process_common_attributes): New function.
1672 (process_function_and_variable_attributes): Use it.
1674 2011-01-26 Richard Guenther <rguenther@suse.de>
1677 * cgraphbuild.c (record_eh_tables): Record reference to personality
1680 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1683 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1684 non-debug insns from moving up.
1686 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1689 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1690 t-dlldir{,-x} fragment for build and add it to tmake_file.
1691 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1692 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1693 * config/i386/t-dlldir: New file.
1694 (SHLIB_DLLDIR): Define.
1695 * config/i386/t-dlldir-x: New file.
1696 (SHLIB_DLLDIR): Define.
1697 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1698 (SHLIB_INSTALL): Use it.
1700 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1703 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1704 lower bound of the allowed Thumb-2 coprocessor load/store
1705 index range to -256. Add explaining comment.
1707 2011-01-25 Ian Lance Taylor <iant@google.com>
1709 * godump.c (go_define): Improve lexing of macro expansion to only
1710 accept expressions which match Go spec.
1712 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1715 * tree.c (handle_dll_attribute): Handle it.
1716 * doc/extend.texi (@item dllexport): Mention it.
1717 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1719 2011-01-25 Ian Lance Taylor <iant@google.com>
1721 PR tree-optimization/26854
1722 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1723 (decl_jump_unsafe): Move higher in file, with no other change.
1724 (bind): Set has_jump_unsafe_decl if appropriate.
1725 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1726 (check_earlier_gotos): Likewise.
1727 (c_check_switch_jump_warnings): Likewise.
1729 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1731 * doc/invoke.texi (Warning Options): Add missing hyphen.
1732 (-fprofile-dir): Minor grammatical fixes.
1733 (-fbranch-probabilities): Likewise.
1735 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1739 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1741 (no_real_insns_p, schedule_block, set_priorities): Drop special
1742 treatment of boundary debug insns.
1743 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1744 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1745 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1746 (BOUNDARY_DEBUG_INSN_P): Likewise.
1747 (SCHEDULE_DEBUG_INSN_P): Likewise.
1748 * sched-rgn.c (init_ready_list): Drop special treatment of
1749 boundary debug insns.
1750 * final.c (rest_of_clean-state): Clear notes' BB.
1752 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1754 * Makefile.in (LAMBDA_H): Removed.
1755 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1756 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1757 lambda-trans.o, and tree-loop-linear.o.
1758 (lto-symtab.o): Remove dependence on LAMBDA_H.
1759 (tree-loop-linear.o): Remove rule.
1760 (lambda-mat.o): Same.
1761 (lambda-trans.o): Same.
1762 (lambda-code.o): Same.
1763 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1764 (tree-vect-slp.o): Same.
1765 * hwint.h (gcd): Moved here.
1766 (least_common_multiple): Same.
1767 * lambda-code.c: Removed.
1768 * lambda-mat.c: Removed.
1769 * lambda-trans.c: Removed.
1770 * lambda.h: Removed.
1771 * tree-loop-linear.c: Removed.
1772 * lto-symtab.c: Do not include lambda.h.
1773 * omega.c (gcd): Removed.
1774 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1775 * tree-data-ref.c (print_lambda_vector): Moved here.
1776 (lambda_vector_copy): Same.
1777 (lambda_matrix_copy): Same.
1778 (lambda_matrix_id): Same.
1779 (lambda_vector_first_nz): Same.
1780 (lambda_matrix_row_add): Same.
1781 (lambda_matrix_row_exchange): Same.
1782 (lambda_vector_mult_const): Same.
1783 (lambda_vector_negate): Same.
1784 (lambda_matrix_row_negate): Same.
1785 (lambda_vector_equal): Same.
1786 (lambda_matrix_right_hermite): Same.
1787 * tree-data-ref.h: Do not include lambda.h.
1788 (lambda_vector): Moved here.
1789 (lambda_matrix): Same.
1790 (dependence_level): Same.
1791 (lambda_transform_legal_p): Removed declaration.
1792 (lambda_collect_parameters): Same.
1793 (lambda_compute_access_matrices): Same.
1794 (lambda_vector_gcd): Same.
1795 (lambda_vector_new): Same.
1796 (lambda_vector_clear): Same.
1797 (lambda_vector_lexico_pos): Same.
1798 (lambda_vector_zerop): Same.
1799 (lambda_matrix_new): Same.
1800 * tree-flow.h (least_common_multiple): Removed declaration.
1801 * tree-parloops.c (lambda_trans_matrix): Moved here.
1803 (LTM_ROWSIZE): Same.
1804 (LTM_COLSIZE): Same.
1805 (LTM_DENOMINATOR): Same.
1806 (lambda_trans_matrix_new): Same.
1807 (lambda_matrix_vector_mult): Same.
1808 (lambda_transform_legal_p): Same.
1809 * tree-pass.h (pass_linear_transform): Removed declaration.
1810 * tree-ssa-loop.c (tree_linear_transform): Removed.
1811 (gate_tree_linear_transform): Removed.
1812 (pass_linear_transform): Removed.
1813 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1814 flag_loop_interchange.
1816 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/47265
1819 PR tree-optimization/47443
1820 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1821 if name still has some uses.
1823 2011-01-25 Martin Jambor <mjambor@suse.cz>
1825 PR tree-optimization/47382
1826 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1827 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1829 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1831 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1832 sjlj_except_unwind_info.
1834 2011-01-25 Richard Guenther <rguenther@suse.de>
1836 PR tree-optimization/47426
1837 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1838 visible functions results escape.
1840 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1843 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1844 (arm_get_frame_offsets): Use it.
1846 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1847 Jakub Jelinek <jakub@redhat.com>
1849 PR tree-optimization/47271
1850 * tree-if-conv.c (bb_postdominates_preds): New.
1851 (if_convertible_bb_p): Call bb_postdominates_preds.
1852 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1853 (predicate_scalar_phi): Call bb_postdominates_preds.
1855 2011-01-25 Nick Clifton <nickc@redhat.com>
1857 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1858 * config/rx/rx.c (rx_function_value): Likewise.
1859 (rx_promote_function_mode): Likewise.
1860 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1861 in order to make it legitimate.
1862 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1863 make sure that the first operand is the same as the result register.
1864 (addsi3_unspec): Delete.
1865 (subdi3): Do not accept immediate operands.
1866 (subdi3_internal): Likewise.
1868 2011-01-25 Jeff Law <law@redhat.com>
1870 PR rtl-optimization/37273
1871 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1872 handle them like argument loads from stack slots. Do not double
1873 count memory for memory constants and argument loads from stack slots.
1875 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1877 PR tree-optimization/47427
1878 PR tree-optimization/47428
1879 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1880 coalesce if the new root var would be TREE_READONLY.
1882 2011-01-25 Richard Guenther <rguenther@suse.de>
1885 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1886 correct type for TBAA.
1888 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1890 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1891 (close_phi_written_to_memory): Call for_each_index with
1892 dr_indices_valid_in_loop.
1894 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1896 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1897 when it is initialized.
1899 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1901 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1902 call to graphite_find_data_references_in_stmt.
1903 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1904 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1905 call to graphite_find_data_references_in_stmt.
1906 (analyze_drs_in_stmts): Same.
1907 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1908 in which the scalar analysis of indices is performed.
1909 (create_data_ref): Same. Update call to dr_analyze_indices.
1910 (find_data_references_in_stmt): Update call to create_data_ref.
1911 (graphite_find_data_references_in_stmt): Same.
1912 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1914 (create_data_ref): Same.
1915 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1916 call to create_data_ref.
1918 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1920 * graphite-sese-to-poly.c (build_poly_scop): Move
1921 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1923 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1925 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1926 VAR_DECL, PARM_DECL, and RESULT_DECL.
1928 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1930 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1932 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1933 that have already been marked as PBB_IS_REDUCTION.
1935 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1937 * graphite-scop-detection.c (same_close_phi_node): New.
1938 (remove_duplicate_close_phi): New.
1939 (make_close_phi_nodes_unique): New.
1940 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1942 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1944 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1945 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1946 of both data references to be the same.
1948 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1950 * graphite-dependences.c (build_lexicographical_constraint): Remove
1952 (build_lexicographical_constraint): Adjust call to
1953 ppl_powerset_is_empty.
1954 (dependence_polyhedron): Same.
1955 (graphite_legal_transform_dr): Same.
1956 (graphite_carried_dependence_level_k): Same.
1957 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1959 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1961 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1963 * graphite-sese-to-poly.c
1964 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1965 (close_phi_written_to_memory): New.
1966 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1969 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1971 * doc/install.texi: Update the expected version number of PPL to 0.11.
1972 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1973 #if PPL_VERSION_MINOR < 11.
1975 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1977 * graphite-dependences.c: Include graphite-cloog-util.h.
1978 (new_poly_ddr): Inlined into dependence_polyhedron.
1979 (free_poly_ddr): Moved close by new_poly_ddr.
1980 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1981 Early return NULL when ppl_powerset_is_empty returns true.
1982 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1983 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1984 (graphite_legal_transform_dr): Call new_poly_ddr.
1985 (graphite_carried_dependence_level_k): Same.
1986 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1987 (dot_transformed_deps_stmt_1): Removed.
1988 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1989 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1990 (dot_deps_1): Call dot_deps_2.
1991 * Makefile.in (graphite-dependences.o): Add missing dependence on
1992 graphite-cloog-util.h.
1994 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1996 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1997 (build_lexicographical_constraint): Same.
1998 (dependence_polyhedron_1): Same.
1999 (graphite_legal_transform_dr): Same.
2000 (graphite_carried_dependence_level_k): Same.
2001 * graphite-ppl.c (ppl_powerset_is_empty): New.
2002 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
2003 * tree-data-ref.c (dump_data_reference): Print the basic block index.
2005 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2007 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
2008 the "a followed by b" relation and document it.
2010 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2012 * graphite-dependences.c (build_lexicographical_constraint): Stop the
2013 iteration when the bag of constraints is empty.
2015 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2017 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
2019 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2021 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
2022 nest and two loop depths as parameters.
2023 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
2024 lst_perfect_nestify.
2026 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2028 * graphite-dependences.c (print_pddr): Call
2029 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
2031 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
2033 * graphite-ppl.c (debug_gmp_value): New.
2034 * graphite-ppl.h (debug_gmp_value): Declared.
2036 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
2038 * doc/install.texi: Document availability of cloog-0.16.
2040 2011-01-25 Vladimir Kargov <kargov@gmail.com>
2042 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
2043 invalid postdominance info.
2045 2011-01-24 Jan Hubicka <jh@suse.cz>
2048 * doc/extend.texi (weak pragma): Drop claim that it must
2049 appear before definition.
2050 * varasm.c (merge_weak, declare_weak): Only sanity check
2051 that DECL is not output at a time it is declared weak.
2053 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
2055 * machmode.def: Fixed comments.
2057 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
2059 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
2061 2011-01-24 Paul Koning <ni1d@arrl.net>
2063 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
2066 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
2069 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
2070 (block_info): Add scanned and prev.
2071 (move_or_delete_vzeroupper_2): Return if the basic block
2072 has been scanned and the upper 128bit state is unchanged
2074 (move_or_delete_vzeroupper_1): Return true if the exit
2076 (move_or_delete_vzeroupper): Visit basic blocks using the
2077 work-list based algorithm based on vt_find_locations in
2080 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
2082 2011-01-24 Nick Clifton <nickc@redhat.com>
2084 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
2085 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
2086 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
2087 then define __v850e1__.
2088 * doc/invoke.texi: Document -mv850es.
2090 2011-01-24 Richard Henderson <rth@redhat.com>
2092 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
2093 compound unordered comparisons.
2094 * config/rx/rx.c (rx_split_fp_compare): Remove.
2095 * config/rx/rx-protos.h: Update.
2096 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
2097 (cbranchsf4): Don't call rx_split_fp_compare.
2098 (*cbranchsf4): Use rx_split_cbranch.
2099 (*cmpsf): Don't accept "i" constraint.
2100 (*conditional_branch): Only valid after reload.
2101 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
2103 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2106 * config/rs6000/altivec.md (vector constant splitters): Add
2107 support for creating vector single precision constants if -mvsx is
2108 used and we would create the constant using Altivec primitives.
2110 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
2111 Richard Sandiford <rdsandiford@googlemail.com>
2113 PR rtl-optimization/47166
2114 * reload1.c (emit_reload_insns): Disable the spill_reg_store
2115 mechanism for PRE_MODIFY and POST_MODIFY.
2116 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2119 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2121 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2123 2011-01-22 Jan Hubicka <jh@suse.cz>
2126 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2128 2011-01-22 Jan Hubicka <jh@suse.cz>
2130 PR tree-optimization/43884
2132 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2133 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2135 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2137 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2138 * config/s390/s390.c (s390_register_move_cost,
2139 s390_memory_move_cost): New.
2140 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2142 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2145 * except.c (sjlj_assign_call_site_values): Move setting the
2146 crtl->uses_eh_lsda flag to ...
2147 (sjlj_mark_call_sites): ... here.
2148 (sjlj_emit_function_enter): Support NULL dispatch label.
2149 (sjlj_build_landing_pads): In a function with no landing pads
2150 that still has must-not-throw regions, generate code to register
2151 a personality function with empty LSDA.
2153 2011-01-21 Richard Henderson <rth@redhat.com>
2155 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2157 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2159 * compare-elim.c: New file.
2160 * Makefile.in (OBJS-common): Add it.
2161 (compare-elim.o): New.
2162 * common.opt (fcompare-elim): New.
2163 * opts.c (default_options_table): Add OPT_fcompare_elim.
2164 * tree-pass.h (pass_compare_elim_after_reload): New.
2165 * passes.c (init_optimization_passes): Add it.
2166 * recog.h: Protect against re-inclusion.
2167 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2168 * doc/invoke.texi (-fcompare-elim): Document it.
2169 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2170 * doc/tm.texi: Rebuild.
2172 2011-01-22 Nick Clifton <nickc@redhat.com>
2174 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2175 rx_split_fp_compare.
2177 2011-01-22 Nick Clifton <nickc@redhat.com>
2179 * config/rx/rx.md (UNSPEC_CONST): New.
2180 (deallocate_and_return): Wrap the amount popped off the stack in
2181 an UNSPEC_CONST in order to stop it being rejected by
2182 -mmax-constant-size.
2183 (pop_and_return): Add a "(return)" rtx.
2184 (call): Drop the immediate operand.
2185 (call_internal): Likewise.
2186 (call_value): Likewise.
2187 (call_value_internal): Likewise.
2188 (sibcall_internal): Likewise.
2189 (sibcall_value_internal): Likewise.
2190 (sibcall): Likewise. Generate an explicit call using
2192 (sibcall_value): Likewise.
2193 (mov<>): FAIL if a constant operand is not legitimate.
2194 (addsi3_unpsec): New pattern.
2196 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2197 (ok_for_max_constant): New function.
2198 (gen_safe_add): New function.
2199 (rx_expand_prologue): Use gen_safe_add.
2200 (rx_expand_epilogue): Likewise.
2201 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2204 2011-01-21 Jeff Law <law@redhat.com>
2206 PR tree-optimization/47053
2207 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2208 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2209 statements are deleted.
2210 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2211 is nonempty, then purge dead edges and cleanup the CFG.
2213 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2217 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2219 * tree-dfa.c (create_var_ann): Mark variable as used.
2221 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2224 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2225 notes from other section in hot/cold partitioning even if
2226 last_action is -3. Increment call_site_base.
2228 PR rtl-optimization/47366
2229 * fwprop.c (forward_propagate_into): Return bool. If
2230 any changes are made, -fnon-call-exceptions is used and
2231 REG_EH_REGION note is present, call purge_dead_edges
2232 and return true if it purged anything.
2233 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2234 any EH edges were purged.
2236 2011-01-21 Jeff Law <law@redhat.com>
2238 PR rtl-optimization/41619
2239 * caller-save.c (setup_save_areas): Break out code to determine
2240 which hard regs are live across calls by examining the reload chains
2241 so that it is always used.
2242 Eliminate code which checked REG_N_CALLS_CROSSED.
2244 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2246 PR tree-optimization/47355
2247 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2248 NOP has non-debug uses beyond PHIs in new_bb.
2250 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2253 * cfgexpand.c (account_used_vars_for_block): Only account vars
2254 that are annotated as used.
2255 (estimated_stack_frame_size): Don't set TREE_USED.
2256 * tree-dfa.c (create_var_ann): Mark variable as used.
2258 2011-01-21 Richard Guenther <rguenther@suse.de>
2261 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2263 2011-01-21 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/47365
2266 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2267 (vn_reference_lookup_pieces): Adjust.
2268 (vn_reference_lookup): Likewise.
2269 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2270 (vn_reference_lookup_3): Only look through kills if in
2271 VN_WALKREWRITE mode.
2272 (vn_reference_lookup_pieces): Adjust.
2273 (vn_reference_lookup): Likewise.
2274 (visit_reference_op_load): Likewise.
2275 (visit_reference_op_store): Likewise.
2276 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2277 (compute_avail): Likewise.
2278 (eliminate): Likewise.
2280 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2282 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2283 DECL_IGNORED_P non-reg vars if they are used.
2285 PR tree-optimization/47391
2286 * varpool.c (const_value_known_p): Return false if
2289 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2292 * config/i386/i386.c (ix86_local_alignment): Handle
2293 case for va_list_type_node is nil.
2294 (ix86_canonical_va_list_type): Likewise.
2296 2011-01-21 Alan Modra <amodra@gmail.com>
2298 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2299 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2301 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2303 * config/arm/arm.md (define_attr type): Rename f_load
2304 and f_store to f_fpa_load and f_fpa_store. Update.
2305 (write_conflict): Deal with rename fallout.
2306 (*push_fp_multi): Likewise.
2307 * config/arm/fpa.md (f_load): Use f_fpa_load.
2308 (f_store): Use f_fpa_store.
2309 (*movsf_fpa): Likewise.
2310 (*movdf_fpa): Likewise.
2311 (*movxf_fpa): Likewise.
2312 (*thumb2_movsf_fpa): Likewise.
2313 (*thumb2_movdf_fpa): Likewise.
2314 (*thumb2_movxf_fpa): Likewise.
2315 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2316 f_loadd and f_stored.
2317 (*thumb2_movdi_vfp): Likewise.
2318 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2319 (*thumb2_movsi_vfp): Likewise.
2320 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2321 Use f_loads instead of f_load.
2322 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2324 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2326 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2327 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2328 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2329 (xtensa_mode_dependent_address_p): New function.
2330 (constantpool_address_p): Make static. Change return type to bool.
2331 Change argument type to const_rtx. Use CONST_INT_P predicate.
2333 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2336 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2338 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2341 * cfgexpand.c (expand_debug_expr): Instead of generating
2342 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2345 2011-01-20 Richard Guenther <rguenther@suse.de>
2348 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2349 the pointer operand of MEM_REFs.
2351 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2353 PR tree-optimization/46130
2354 * ipa-split.c (consider_split): If return_bb contains non-virtual
2355 PHIs other than for retval or if split_function would not adjust it,
2358 2011-01-20 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/47167
2361 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2362 Revert previous change, only avoid enumeral type changes.
2364 2011-01-19 Mike Stump <mikestump@comcast.net>
2366 * doc/tm.texi.in (BRANCH_COST): Englishify.
2367 * doc/tm.texi (BRANCH_COST): Likewise.
2369 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2372 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2373 (gen_scheduled_generic_parms_dies): New functions.
2374 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2375 generation for the end of CU compilation.
2376 (dwarf2out_finish): Generate template parameters DIEs here.
2378 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2381 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2382 debug bind stmt on merge edges.
2384 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2388 * function.c (instantiate_expr): Instantiate incoming rtl of
2389 implicit arguments, and recurse on VALUE_EXPRs.
2390 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2391 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2393 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2395 * c-parser.c (c_parser_for_statement): Initialize
2396 collection_expression.
2398 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2400 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2402 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2404 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2405 (LINK_SHLIB_SPEC): Don't use %(link_path).
2406 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2408 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2410 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2411 (NO_SHARED_LIB_SUPPORT): Remove.
2412 (LINK_SHLIB_SPEC): Remove one conditional definition.
2414 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2416 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2418 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2419 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2420 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2421 %{call_shared} and conditionals on these options not being passed.
2422 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2425 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2427 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2430 * ipa-split.c: Spelling fixes.
2432 2011-01-19 Richard Henderson <rth@redhat.com>
2434 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2435 (*mulsi3): Likewise.
2437 * longlong.h [__mn10300__] (count_leading_zeros): New.
2438 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2439 [__mn10300__] (add_ssaaaa, subddmmss): New.
2440 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2441 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2443 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2445 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2447 2011-01-19 Richard Henderson <rth@redhat.com>
2449 * config/mn10300/mn10300.md (addsi3_flags): New.
2450 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2451 (subsi3_flags, subc_internal, subdi3): New.
2452 (subdi3_internal, *subdi3_degenerate): New.
2453 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2455 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2456 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2457 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2458 * config/mn10300/mn10300-protos.h: Update.
2459 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2460 (return_ret): Likewise. Rename from return_internal_regs.
2461 (return_internal): Remove.
2463 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2464 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2465 (mn10300_legitimate_constant_p): Likewise.
2466 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2467 (mn10300_frame_size): New.
2468 (mn10300_expand_prologue): Use it.
2469 (mn10300_expand_epilogue): Likewise.
2470 (mn10300_initial_offset): Likewise.
2471 * config/mn10300/mn10300-protos.h: Update.
2472 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2473 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2474 (prologue, epilogue, return_internal): Tidy output code.
2475 (mn10300_store_multiple_operation, return): Likewise.
2476 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2477 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2478 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2479 (load_pic, am33_load_pic): New.
2480 (mn10300_load_pic0, mn10300_load_pic1): New.
2482 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2483 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2484 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2485 (cc_flags_for_mode, cc_flags_for_code): New.
2486 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2487 overflow flag is not valid. Validate that the flags we need
2488 for the comparison are valid.
2489 (mn10300_output_cmp): Remove.
2490 (mn10300_output_add): New.
2491 (mn10300_select_cc_mode): Use cc_flags_for_code.
2492 (mn10300_split_cbranch): New.
2493 (mn10300_match_ccmode): New.
2494 (mn10300_split_and_operand_count): New.
2495 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2497 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2498 (addsi3): ... here. Use mn10300_output_add.
2499 (*addsi3_flags): New.
2500 (*am33_subsi3, *mn10300_subsi3): Merge...
2501 (subsi3): ... here. Use attribute isa.
2502 (*subsi3_flags): New.
2503 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2505 (*am33_andsi3, *mn10300_andsi3): Merge...
2507 (*andsi3_flags): New.
2508 (andsi3 splitters): New.
2509 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2511 (*iorsi3_flags): New.
2512 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2514 (*xorsi3_flags): New.
2515 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2516 (one_cmplsi2): ... here.
2517 (*one_cmplsi2_flags): New.
2518 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2519 instead of "dax" in constraints. Use mn10300_split_cbranch.
2520 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2521 use matching constraints to eliminate a self-comparison.
2522 (*integer_conditional_branch): Rename from integer_conditional_branch.
2523 Use int_mode_flags to match CC_REG.
2524 (*cbranchsi4_btst, *btstsi): New.
2525 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2526 mn10300_split_cbranch.
2527 (*am33_cmpsf): Rename from am33_cmpsf.
2528 (*float_conditional_branch): Rename from float_conditional_branch.
2529 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2530 (zero_extendqisi2): ... here.
2531 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2532 (zero_extendhisi2): ... here.
2533 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2534 (extendqisi2): ... here.
2535 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2536 (extendhisi2): ... here.
2537 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2538 (ashlsi3): ... here.
2539 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2540 (lshrsi3): ... here.
2541 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2542 (ashrsi3): ... here.
2543 (consecutive add peephole): Remove.
2544 * config/mn10300/predicates.md (label_ref_operand): New.
2545 (int_mode_flags): New.
2546 (CCZN_comparison_operator): New.
2548 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2549 (throughput_42_latency_43): New reservation.
2550 (mulsidi3, umulsidi3): New expanders.
2551 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2552 the MDR register to allocation; separately allocate the low and
2553 high parts of the DImode result.
2554 (umulsidi3_internal): Similarly.
2555 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2556 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2557 (udivsi3, umodsi3): Remove.
2558 (udivmodsi4, divmodsi4): New expanders.
2559 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2560 (*divmodsi4): Simiarly.
2561 (ext_internal): New.
2563 * config/mn10300/constraints.md ("z"): New constraint.
2564 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2565 (FIXED_REGISTERS): Don't fix MDR.
2566 (CALL_USED_REGSITERS): Reformat nicely.
2567 (REG_ALLOC_ORDER): Add MDR.
2568 (enum regclass): Add MDR_REGS.
2569 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2570 (IRA_COVER_CLASSES): Add MDR_REGS.
2571 (REGNO_REG_CLASS): Handle MDR_REG.
2572 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2573 (mn10300_register_move_cost): Likewise.
2574 * config/mn10300/mn10300.md (MDR_REG): New.
2575 (*movsi_internal): Handle moves to/from MDR_REGS.
2577 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2579 (mn10300_secondary_reload): Tidy combination reload classes.
2580 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2581 addresses for AM33. Allow symbolic offsets for reg+imm.
2582 (mn10300_regno_in_class_p): New.
2583 (mn10300_legitimize_reload_address): New.
2584 * config/mn10300/mn10300.h (enum reg_class): Remove
2585 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2586 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2588 (REG_CLASS_NAMES): Update to match.
2589 (REG_CLASS_CONTENTS): Likewise.
2590 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2591 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2592 (REGNO_IN_RANGE_P): Remove.
2593 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2594 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2595 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2596 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2597 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2598 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2599 (REGNO_GENERAL_P): New.
2600 (HAVE_POST_MODIFY_DISP): New.
2601 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2602 (LEGITIMIZE_RELOAD_ADDRESS): New.
2603 * config/mn10300/mn10300-protos.h: Update.
2605 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2606 DATA_REGS for AM33 stack-pointer destination.
2607 (mn10300_preferred_output_reload_class): Likewise.
2608 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2609 into a form appropriate for ...
2610 (TARGET_SECONDARY_RELOAD): New.
2611 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2612 * config/mn10300/mn10300-protos.h: Update.
2613 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2614 reload_insi; use the "A" constraint for the scratch; handle AM33
2615 moves of sp to non-address registers.
2617 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2618 (*movqi_internal): ... here.
2619 (*am33_movhi, *mn10300_movhi): Merge into...
2620 (*movhi_internal): ... here.
2621 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2622 as the source/destination of moves from/to SP.
2623 (movsf): Only allow for AM33-2.
2624 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2625 any integer constant constraint. Only allow for AM33-2. Tidy
2626 all of the alternative outputs.
2627 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2628 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2630 (udivsi3, umodsi3): New patterns for MN103 only.
2632 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2634 * doc/tm.texi.in: Spell out that a lack of register class unions
2636 * doc/tm.texi: Regenerate.
2638 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2640 PR rtl-optimization/47337
2641 * dce.c (check_argument_store): New function.
2642 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2644 PR tree-optimization/47290
2645 * tree-eh.c (infinite_empty_loop_p): New function.
2646 (cleanup_empty_eh): Use it.
2648 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2651 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2652 (a64_expand_widen_sum): Ditto.
2653 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2654 (vec_extract_evenodd_help): Ditto.
2655 (vec_extract_evenv4hi): Ditto.
2656 (vec_extract_oddv4hi): Ditto.
2657 (vec_extract_evenv2si): Ditto.
2658 (vec_extract_oddv2si): Ditto.
2659 (vec_extract_evenv2sf): Ditto.
2660 (vec_extract_oddv2sf): Ditto.
2661 (vec_pack_trunc_v4hi: Ditto.
2662 (vec_pack_trunc_v2si): Ditto.
2663 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2664 (vec_interleave_highv8qi): Ditto.
2666 (vec_extract_oddv8qi): Ditto.
2667 (vec_interleave_lowv4hi): Ditto.
2668 (vec_interleave_highv4hi): Ditto.
2669 (vec_interleave_lowv2si): Ditto.
2670 (vec_interleave_highv2si): Ditto.
2672 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2674 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2675 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2676 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2677 (pa_c_mode_for_suffix): New.
2678 (TARGET_EXPAND_BUILTIN): Define.
2679 (TARGET_C_MODE_FOR_SUFFIX): Define.
2680 (pa_builtins): Define.
2681 (pa_init_builtins): Register __float128 type and init new support
2683 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2684 * config/pa/quadlib.c (_U_Qfcopysign): New.
2686 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2689 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2690 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2693 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2695 PR tree-optimization/47179
2696 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2697 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2699 2011-01-18 Richard Guenther <rguenther@suse.de>
2701 PR rtl-optimization/47216
2702 * emit-rtl.c: Include tree-flow.h.
2703 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2704 of replicating it with different semantics.
2705 * Makefile.in (emit-rtl.o): Adjust.
2707 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2709 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2710 (cortex_a9_dp): Handle neon types correctly.
2712 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2714 PR rtl-optimization/47299
2715 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2716 subtarget. Use normal multiplication if both operands are constants.
2717 * expmed.c (expand_widening_mult): Don't try to optimize constant
2718 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2721 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2723 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2724 spacing after 'e.g.', typos, comma, hyphenation.
2726 2011-01-17 Richard Henderson <rth@redhat.com>
2728 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2729 (rx_restricted_mem_operand): New.
2730 (rx_shift_operand): Use register_operand.
2731 (rx_source_operand, rx_compare_operand): Likewise.
2732 * config/rx/rx.md (addsi3_flags): New expander.
2733 (adddi3): Rewrite as expander.
2734 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2735 (subsi3_flags): New expander.
2736 (subdi3): Rewrite as expander.
2737 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2739 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2740 (rx_init_builtins): Remove sat builtin.
2741 (rx_expand_builtin): Likewise.
2742 * config/rx/rx.md (ssaddsi3): New.
2743 (*sat): Rename from sat. Represent the CC_REG input.
2745 * config/rx/predicates.md (rshift_operator): New.
2746 * config/rx/rx.c (rx_expand_insv): Remove.
2747 * config/rx/rx-protos.h: Update.
2748 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2749 operand to the canonical position.
2750 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2751 (*bitclr, *bitclr_in_memory): Similarly.
2752 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2753 (insv): Retain the zero_extract in the expansion.
2755 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2756 (bswaphi2, bitinvert, revw): Likewise.
2758 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2759 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2760 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2761 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2762 (bitset, bitset_in_memory): Likewise.
2763 (bitinvert, bitinvert_in_memory): Likewise.
2764 (bitclr, bitclr_in_memory): Likewise.
2765 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2766 (rx_strend, rx_cmpstrn): Likewise.
2767 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2768 (bitop peep2 patterns): Remove.
2770 * config/rx/rx.c (rx_match_ccmode): New.
2771 * config/rx/rx-protos.h: Update.
2772 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2773 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2774 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2775 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2776 (fix_truncsfsi2, floatsisf2): Likewise.
2777 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2778 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2779 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2780 (*subsi3_flags, *xorsi3_flags): New.
2782 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2784 * config/rx/rx.c (rx_print_operand): Remove workaround for
2785 unsplit comparison operations.
2787 * config/rx/rx.md (movsicc): Split after reload.
2788 (*movsicc): Merge *movsieq and *movsine via match_operator.
2789 (*stcc): New pattern.
2791 * config/rx/rx.c (rx_float_compare_mode): Remove.
2792 * config/rx/rx.h (rx_float_compare_mode): Remove.
2793 * config/rx/rx.md (cstoresi4): Split after reload.
2794 (*sccc): New pattern.
2796 * config/rx/predicates.md (label_ref_operand): New.
2797 (rx_z_comparison_operator): New.
2798 (rx_zs_comparison_operator): New.
2799 (rx_fp_comparison_operator): New.
2800 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2801 Validate that the flags are set properly for the comparison.
2802 (rx_gen_cond_branch_template): Remove.
2803 (rx_cc_modes_compatible): Remove.
2804 (mode_from_flags): New.
2805 (flags_from_code): Rename from flags_needed_for_conditional.
2806 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2807 (rx_select_cc_mode): Likewise.
2808 (rx_split_fp_compare): New.
2809 (rx_split_cbranch): New.
2810 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2811 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2812 (*cbranchsf4): Similarly.
2813 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2814 match_operator and rx_split_cbranch.
2815 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2816 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2817 (*cmpsi): Rename from cmpsi.
2818 (*tstsi): Rename from tstsi.
2819 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2820 (*conditional_branch): Rename from conditional_branch.
2821 (*reveresed_conditional_branch): Remove.
2822 (b<code>): Remove expander.
2823 * config/rx/rx-protos.h: Update.
2825 * config/rx/rx.c (rx_compare_redundant): Remove.
2826 * config/rx/rx.md (cmpsi): Don't use it.
2827 * config/rx/rx-protos.h: Update.
2829 * config/rx/rx-modes.def (CC_F): New mode.
2830 * config/rx/rx.c (rx_select_cc_mode): New.
2831 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2832 * config/rx/rx-protos.h: Update.
2834 2011-01-17 Richard Henderson <rth@redhat.com>
2836 * except.c (dump_eh_tree): Fix stray ; after for statement.
2838 2011-01-17 Richard Guenther <rguenther@suse.de>
2840 PR tree-optimization/47313
2841 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2842 handling before copying the body. Properly deal with
2843 by-reference result in SSA form.
2845 2011-01-17 Ian Lance Taylor <iant@google.com>
2848 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2849 (struct_value_alias_set): Don't define.
2850 (sparc_option_override): Don't set sparc_sr_alias_set and
2851 struct_value_alias_set.
2852 (save_or_restore_regs): Use gen_frame_mem rather than calling
2854 (sparc_struct_value_rtx): Likewise.
2856 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2859 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2861 (_mm_maskstore_pd): Likewise.
2862 (_mm_maskload_ps): Likewise.
2863 (_mm_maskstore_ps): Likewise.
2864 (_mm256_maskload_pd): Change mask to __m256i.
2865 (_mm256_maskstore_pd): Likewise.
2866 (_mm256_maskload_ps): Likewise.
2867 (_mm256_maskstore_ps): Likewise.
2869 * config/i386/i386-builtin-types.def: Updated.
2870 (ix86_expand_special_args_builtin): Likewise.
2872 * config/i386/i386.c (bdesc_special_args): Update
2873 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2874 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2875 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2876 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2878 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2879 Use <avxpermvecmode> on mask register.
2880 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2882 2011-01-17 Olivier Hainque <hainque@adacore.com>
2883 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2884 Eric Botcazou <ebotcazou@adacore.com>
2887 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2888 if <= USHRT_MAX in 32-bit mode.
2890 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2892 * doc/install.texi (Configuration, Specific): Wrap long
2893 lines in examples. Allow line wrapping in long options
2894 and URLs where beneficial for PDF output.
2896 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2898 * config/mips/mips.c (mips_classify_symbol): Don't return
2899 SYMBOL_PC_RELATIVE for nonlocal labels.
2901 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2903 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2905 2011-01-15 Jan Hubicka <jh@suse.cz>
2907 PR tree-optimization/47276
2908 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2909 declarations as needed.
2911 2011-01-15 Martin Jambor <mjambor@suse.cz>
2913 * common.opt (fdevirtualize): New flag.
2914 * doc/invoke.texi (Option Summary): Document it.
2915 * opts.c (default_options_table): Add devirtualize flag.
2916 * ipa-prop.c (detect_type_change): Return immediately if
2917 devirtualize flag is not set.
2918 (detect_type_change_ssa): Likewise.
2919 (compute_known_type_jump_func): Likewise.
2920 (ipa_analyze_virtual_call_uses): Likewise.
2922 2011-01-14 Martin Jambor <mjambor@suse.cz>
2924 PR tree-optimization/45934
2925 PR tree-optimization/46302
2926 * ipa-prop.c (type_change_info): New type.
2927 (stmt_may_be_vtbl_ptr_store): New function.
2928 (check_stmt_for_type_change): Likewise.
2929 (detect_type_change): Likewise.
2930 (detect_type_change_ssa): Likewise.
2931 (compute_complex_assign_jump_func): Check for dynamic type change.
2932 (compute_complex_ancestor_jump_func): Likewise.
2933 (compute_known_type_jump_func): Likewise.
2934 (compute_scalar_jump_functions): Likewise.
2935 (ipa_analyze_virtual_call_uses): Likewise.
2936 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2938 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2940 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2941 * config/i386/i386.opt (msse5): New Alias.
2943 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2945 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2946 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2947 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2948 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2950 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2952 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2954 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2955 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2956 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2957 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2959 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2961 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2963 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2965 2011-01-14 Mike Stump <mikestump@comcast.net>
2967 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2968 * config/fr30/fr30.md: Likweise
2969 (movsi_push): Likewise.
2970 (movsi_pop): Likewise.
2971 (enter_func): Likewise.
2972 * config/moxie/moxie.md (movsi_push): Likewise.
2973 (movsi_pop): Likewise.
2975 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2977 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2978 %{no_archive} %{exact_version}.
2979 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2980 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2981 %{no_archive} %{exact_version}.
2982 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2983 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2984 * config/mips/vxworks.h: Likewise.
2986 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2988 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2990 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2992 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2993 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2995 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2997 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
3000 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3002 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
3004 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
3005 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
3007 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
3008 Don't handle -shlib.
3010 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3012 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
3013 (CC1_SPEC): Don't handle -profile.
3015 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3017 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
3018 * config/mips/mips.h (CC1_SPEC): Likewise.
3020 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3022 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
3023 * config/mips/mips.h (CC1_SPEC): Likewise.
3025 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3027 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
3028 * config/m32r/linux.h (LINK_SPEC): Likewise.
3029 * config/mips/linux.h (LINK_SPEC): Likewise.
3030 * config/mips/linux64.h (LINK_SPEC): Likewise.
3031 * config/sparc/linux.h (LINK_SPEC): Likewise.
3032 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
3033 LINK_SPEC): Likewise.
3034 * config/xtensa/linux.h (LINK_SPEC): Likewise.
3036 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3038 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
3040 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
3042 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3044 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
3045 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
3047 2011-01-14 Joseph Myers <joseph@codesourcery.com>
3049 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
3051 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3053 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
3054 supports -Bstatic/-Bdynamic.
3055 * configure: Regenerate.
3057 2011-01-14 Jan Hubicka <jh@suse.cz>
3058 Jack Howarth <howarth@bromo.med.uc.edu>
3061 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
3062 when checking debug_info_level. Test write_symbols instead of
3063 debug_hooks->var_location when setting flag_var_tracking_uninit.
3065 2011-01-14 Richard Guenther <rguenther@suse.de>
3067 PR tree-optimization/47179
3068 * target.def (ref_may_alias_errno): New target hook.
3069 * targhooks.h (default_ref_may_alias_errno): Declare.
3070 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
3071 (default_ref_may_alias_errno): New function.
3072 * target.h (struct ao_ref_s): Declare.
3073 * tree-ssa-alias.c: Include target.h.
3074 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
3075 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
3076 (targhooks.o): Likewise.
3077 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
3078 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
3080 2011-01-14 Richard Guenther <rguenther@suse.de>
3082 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
3084 2011-01-14 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/47280
3087 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
3089 (tree_ssa_forward_propagate_single_use_vars): Deal with
3090 CFG changes from associate_plusminus.
3092 2011-01-14 Richard Guenther <rguenther@suse.de>
3096 2011-01-11 Richard Guenther <rguenther@suse.de>
3098 PR tree-optimization/46076
3099 * tree-ssa.c (useless_type_conversion_p): Conversions from
3100 unprototyped to empty argument list function types are useless.
3102 2011-01-14 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/47286
3105 * tree-ssa-structalias.c (new_var_info): Register variables are global.
3107 2011-01-14 Martin Jambor <mjambor@suse.cz>
3110 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
3112 2011-01-13 Anatoly Sokolov <aesok@post.ru>
3114 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
3115 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
3116 * config/xtensa/xtensa.c (xtensa_libcall_value,
3117 xtensa_function_value_regno_p): New functions.
3118 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3120 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3123 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3125 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3126 New function prototype.
3127 * config/i386/winnt.c (i386_pe_assemble_visibility):
3128 Warn only if attribute was specified by user.
3130 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3133 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3135 (floatunsdidf2_fcfidu): Ditto.
3137 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3139 * config/s390/s390.c (print_operand_address): Replace 'error' with
3140 'output_operand_lossage'.
3141 (print_operand): Likewise.
3143 2011-01-13 Jeff Law <law@redhat.com>
3145 PR rtl-optimization/39077
3146 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3147 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3148 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3149 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3150 * gcse.c (prune_insertions_deletions): New function.
3151 (compute_pre_data): Use it.
3153 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3156 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3158 (prune_unused_types_mark): Use it.
3160 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3162 PR rtl-optimization/45352
3163 * sel-sched.c: Update copyright years.
3164 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3165 in the advancing loop when we have issued issue_rate insns.
3167 2011-01-12 Richard Henderson <rth@redhat.com>
3169 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3170 (TARGET_MD_ASM_CLOBBERS): New.
3172 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3173 (TARGET_DELEGITIMIZE_ADDRESS): New.
3175 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3176 (clzsi2, *bsch): New patterns.
3178 * config/mn10300/mn10300.md (INT): New mode iterator.
3179 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3181 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3182 flag_split_wide_types.
3184 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3185 (mn10300_trampoline_init): Rewrite without a template, an immediate
3186 load and a direct branch.
3187 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3189 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3191 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3192 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3193 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3194 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3196 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3199 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3202 2011-01-12 Jan Hubicka <jh@suse.cz>
3205 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3206 (PLUGIN_COND_CLOSE): New macro.
3207 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3209 2011-01-12 Richard Guenther <rguenther@suse.de>
3212 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3213 register variables in a MEM_REF.
3215 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3217 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3218 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3219 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3220 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3221 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3222 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3223 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3224 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3225 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3226 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3227 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3228 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3229 * config/gnu-user.h: New. Copied from linux.h.
3230 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3231 GNU_USER_TARGET_STARTFILE_SPEC.
3232 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3233 GNU_USER_TARGET_ENDFILE_SPEC.
3234 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3235 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3236 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3237 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3238 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3239 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3240 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3241 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3242 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3243 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3244 * config/arm/linux-eabi.h (CC1_SPEC): Use
3245 GNU_USER_TARGET_CC1_SPEC.
3246 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3247 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3248 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3249 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3250 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3251 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3252 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3253 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3255 2011-01-12 Richard Guenther <rguenther@suse.de>
3258 * doc/invoke.texi (ffast-math): Document it is turned on
3261 2011-01-12 Jan Hubicka <jh@suse.cz>
3263 PR tree-optimization/47233
3264 * opts.c (common_handle_option): Disable ipa-reference with profile
3267 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3269 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3272 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3274 * c-parser.c (c_lex_one_token): Updated and reindented some
3275 comments. No changes in code.
3277 2011-01-11 Ian Lance Taylor <iant@google.com>
3279 * godump.c (go_output_var): Don't output the variable if there is
3280 already a type with the same name.
3282 2011-01-11 Ian Lance Taylor <iant@google.com>
3284 * godump.c (go_format_type): Don't generate float80.
3286 2011-01-11 Richard Henderson <rth@redhat.com>
3288 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3289 declaration. Rewrite for both speed and size.
3290 (mn10300_address_cost_1): Remove.
3291 (mn10300_register_move_cost): New.
3292 (mn10300_memory_move_cost): New.
3293 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3294 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3295 extensions, shifts, BSWAP, CLZ.
3296 (mn10300_wide_const_load_uses_clr): Remove.
3297 (TARGET_REGISTER_MOVE_COST): New.
3298 (TARGET_MEMORY_MOVE_COST): New.
3299 * config/mn10300/mn10300-protos.h: Update.
3300 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3302 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3303 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3304 * config/mn10300/mn10300-protos.h: Update.
3305 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3306 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3307 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3308 (*test_int_bitfield, *test_byte_bitfield): Remove.
3309 (*bit_test, *subreg_bit_test): Remove.
3310 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3312 * config/mn10300/constraints.md ("c"): Rename from "A".
3313 ("A", "D"): New constraint letters.
3314 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3315 (fmssf4, fnmasf4, fnmssf4): Likewise.
3317 * config/mn10300/mn10300.md (isa): New attribute.
3318 (enabled): New attribute.
3320 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3321 (abssf2, negsf2): Define only for hardware fp.
3322 (sqrtsf2): Reformat.
3323 (addsf3, subsf3, mulsf3): Merge expander and insn.
3325 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3326 (DEBUGGER_AUTO_OFFSET): Remove.
3327 (DEBUGGER_ARG_OFFSET): Remove.
3329 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3330 Emit register stores with the same offsets as the hardware.
3331 (mn10300_store_multiple_operation): Don't check that the register
3332 save offsets are monotonic.
3333 * config/mn10300/mn10300-protos.h: Update.
3335 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3337 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3338 in terms of the value on the stack, not the MDR register.
3340 2011-01-11 Jan Hubicka <jh@suse.cz>
3344 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3345 (symbol_alias_set_destroy, symbol_alias_set_contains,
3346 propagate_aliases_backward): Declare.
3347 * lto-streamer-out.c (struct sets): New sturcture.
3348 (trivally_defined_alias): New function.
3349 (output_alias_pair_p): Rewrite.
3350 (output_unreferenced_globals): Fix output of alias pairs.
3351 (produce_symtab): Likewise.
3352 * ipa.c (function_and_variable_visibility): Set weak alias destination
3354 * varasm.c (symbol_alias_set_t): Remove.
3355 (symbol_alias_set_destroy): Export.
3356 (propagate_aliases_forward, propagate_aliases_backward): New functions
3358 (compute_visible_aliases): ... this one; remove.
3359 (trivially_visible_alias): New
3360 (trivially_defined_alias): New.
3361 (remove_unreachable_alias_pairs): Rewrite.
3362 (finish_aliases_1): Reorganize code checking if alias is defined.
3363 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3366 2011-01-11 Richard Guenther <rguenther@suse.de>
3368 PR tree-optimization/46076
3369 * tree-ssa.c (useless_type_conversion_p): Conversions from
3370 unprototyped to empty argument list function types are useless.
3372 2011-01-11 Richard Guenther <rguenther@suse.de>
3375 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3376 volatile MEMs as MEM_READONLY_P.
3378 2011-01-11 Richard Guenther <rguenther@suse.de>
3380 PR tree-optimization/47239
3381 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3383 2011-01-11 Jeff Law <law@redhat.com>
3385 PR tree-optimization/47086
3386 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3387 IVs from statements that might throw.
3389 2011-01-10 Jan Hubicka <jh@suse.cz>
3392 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3394 2011-01-10 Jan Hubicka <jh@suse.cz>
3397 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3398 when correcting profile.
3400 2011-01-10 Jan Hubicka <jh@suse.cz>
3403 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3405 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3406 Restore DECL_FINI_PRIORITY.
3408 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3410 * doc/gimple.texi: Fix quoting of multi-word return values in
3411 @deftypefn statements. Ensure presence of return value. Wrap
3412 overlong @deftypefn lines.
3413 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3414 descriptions of removed functions.
3415 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3416 of multi-word return value in @deftypefn statement.
3418 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3420 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3421 (Conditional Expressions, Logical Operators)
3422 (Statement and operand traversals): Do not indent smallexample
3423 code. Fix duplicate function argument in example.
3425 2011-01-10 Jeff Law <law@redhat.com>
3427 PR tree-optimization/47141
3428 * ipa-split.c (split_function): Handle case where we are
3429 returning a value and the return block has a virtual operand phi.
3431 2011-01-10 Jan Hubicka <jh@suse.cz>
3433 PR tree-optimization/47234
3434 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3435 (pass_feedback_split_functions): Declare.
3436 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3438 * ipa-split.c (gate_split_functions): Update comments; disable
3439 split-functions for profile_arc_flag and branch_probabilities.
3440 (gate_feedback_split_functions): New function.
3441 (execute_feedback_split_functions): New function.
3442 (pass_feedback_split_functions): New global var.
3444 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3447 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3448 calling gimple_call_set_cannot_inline.
3450 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3452 * config/darwin-sections.def: Remove unused section.
3454 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3457 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3459 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3462 * c-parser.c (c_parser_declaration_or_fndef): Improved
3465 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3467 * config/i386/winnt.c (i386_pe_start_function): Make sure
3468 to switch back to function's section.
3470 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3474 * plugin.c: Move include of dlfcn.h from here...
3475 * system.h: ... to here.
3477 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3479 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3481 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3482 two extra empty pages in PDF output.
3484 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3487 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3488 for error recovery purposes behave as if it was not specified so
3489 that the default type is usd.
3491 2011-01-07 Jan Hubicka <jh@suse.cz>
3493 PR tree-optmization/46469
3494 * ipa.c (function_and_variable_visibility): Clear needed flags on
3495 nodes with external decls; handle weakrefs merging correctly.
3497 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3499 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3502 2011-01-07 Jan Hubicka <jh@suse.cz>
3504 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3505 and no longer claim that gold is required for linker plugin.
3506 * configure: Regenerate.
3507 * gcc.c (PLUGIN_COND): New macro.
3508 (LINK_COMMAND_SPEC): Use it.
3509 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3510 * config.in (HAVE_LTO_PLUGIN): New.
3511 * configure.ac (--with-lto-plugin): New parameter; autodetect
3514 2011-01-07 Jan Hubicka <jh@suse.cz>
3516 PR tree-optimization/46367
3517 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3518 when we can update original.
3519 (cgraph_mark_inline_edge): Sanity check.
3520 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3522 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3524 * config/spu/spu.h (ASM_COMMENT_START): Define.
3526 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3530 (SWITCH_KEEP_FOR_GCC): Likewise.
3531 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3532 (do_spec_1): Handle "%>".
3534 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3536 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3539 * config/i386/i386.c (ix86_delegitimize_address): If
3540 simplify_gen_subreg fails, return orig_x.
3543 * value-prof.c (gimple_stringop_fixed_value): Handle
3544 lhs of the call properly.
3546 2011-01-07 Jan Hubicka <jh@suse.cz>
3549 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3551 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3553 * target.def (function_switched_text_sections): New hook.
3554 * doc/tm.texi: Regenerated.
3555 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3556 * final.c (default_function_switched_text_sections): New.
3557 (final_scan_insn): Call function_switched_text_sections when a
3558 mid-function section change occurs.
3559 * output.h (default_function_switched_text_sections): Declare.
3560 * config/darwin-protos.h (darwin_function_switched_text_sections):
3562 * config/darwin.c (darwin_function_switched_text_sections): New.
3563 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3565 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3567 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3568 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3569 the secondary code fragment when outputting for DWARF == 2.
3571 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3573 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3574 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3576 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3577 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3579 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3582 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3583 when it is not empty.
3585 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3588 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3589 (case ${target}): Add btver1.
3590 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3591 -march=native recognize btver1 processors.
3592 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3593 btver1 def_and_undef
3594 * config/i386/i386.c (struct processor_costs btver1_cost): New
3596 (m_BTVER1): New definition.
3597 (m_AMD_MULTIPLE): Includes m_BTVER1.
3598 (initial_ix86_tune_features): Add btver1 tune.
3599 (processor_target_table): Add btver1 entry.
3600 (static const char *const cpu_names): Add btver1 entry.
3601 (software_prefetching_beneficial_p): Add btver1.
3602 (ix86_option_override_internal): Add btver1 instruction sets.
3603 (ix86_issue_rate): Add btver1.
3604 (ix86_adjust_cost): Add btver1.
3605 * config/i386/i386.h (TARGET_BTVER1): New definition.
3606 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3607 (enum processor_type): Add PROCESSOR_BTVER1.
3608 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3610 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3613 * config/i386/i386.c (legitimize_tls_address)
3614 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3615 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3616 (tls_initial_exec_64_sun): New pattern.
3618 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3620 * doc/invoke.texi (Overall Options): Improve wording and markup
3621 of the description of -wrapper.
3623 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3625 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3626 rdynamic, threads): New Driver options.
3628 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3631 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3632 if coming from .tdata.
3633 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3635 2011-01-06 Jan Hubicka <jh@suse.cz>
3638 * collect2.c (main): Do not enable LTOmode when plugin is active.
3640 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3643 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3644 --version output if supported.
3645 * configure: Regenerate.
3647 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3649 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3652 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3655 * c-convert.c (convert): When converting a complex expression
3656 other than COMPLEX_EXPR to a different complex type, ensure
3657 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3658 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3659 when converting COMPLEX_TYPE.
3661 2011-01-06 Ira Rosen <irar@il.ibm.com>
3663 PR tree-optimization/47139
3664 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3665 only the last reduction value is used outside the loop. Update
3668 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3670 * config/rtems.opt: New.
3671 * config.gcc (*-*-rtems*): Use rtems.opt.
3673 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3675 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3676 processors do not support 3DNow instructions.
3678 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3680 * config/spu/spu.c (spu_option_override): Set parameter
3681 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3683 2011-01-05 Jan Hubicka <jh@suse.cz>
3685 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3686 at the command line.
3688 2011-01-05 Martin Jambor <mjambor@suse.cz>
3691 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3692 deltas on streamed outgoing edges.
3693 (output_node_opt_summary): Output info for outgoing edges only when
3694 the node is in new parameter set.
3695 (output_cgraph_opt_summary): New parameter set, passed to the two
3696 aforementioned functions. Update its forward declaration and its
3699 2011-01-05 Tom Tromey <tromey@redhat.com>
3701 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3702 operator to c_finish_omp_atomic.
3703 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3704 (build_unary_op): Update.
3705 (build_modify_expr): Update.
3706 (build_asm_expr): Update.
3708 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3710 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3711 newly inserted insns.
3713 (spu_emit_branch_hint): Likewise.
3714 (insert_hbrp_for_ilb_runout): Likewise.
3715 (spu_machine_dependent_reorg): Call df_finish_pass after
3716 schedule_insns returns.
3718 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3720 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3722 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3724 PR tree-optimization/47005
3725 * tree-sra.c (struct access): Add 'non_addressable' bit.
3726 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3727 (decide_one_param_reduction): Return 0 if the parameter is passed by
3728 reference and one of the accesses in the group is non_addressable.
3730 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3732 PR tree-optimization/47056
3733 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3734 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3735 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3737 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3739 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3740 initializer. Skip view conversions from aggregate types.
3742 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3745 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3747 2011-01-04 Philipp Thomas <pth@suse.de>
3749 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3752 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3754 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3755 on empty epilogue sequences.
3757 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3759 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3760 non-static): New Driver options.
3762 2011-01-04 Jie Zhang <jie@codesourcery.com>
3765 * gcc.c (default_compilers[]): Set combinable field to 0
3766 for all assembly languages.
3768 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3770 * config/mips/loongson3a.md: New file.
3771 * config/mips/mips.md: Include loongson3a.md.
3772 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3775 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3778 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3779 instead of convert_memory_address_addr_space on the base expression.
3781 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3783 * config/spu/spu.c (spu_option_override): Update error text
3784 for bad -march= / -mtune= values.
3786 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3788 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3789 if branch-hint optimization will be performed.
3791 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3793 PR tree-optimization/47148
3794 * ipa-split.c (split_function): Convert arguments to
3795 DECL_ARG_TYPE if possible.
3797 PR tree-optimization/47155
3798 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3801 PR rtl-optimization/47157
3802 * combine.c (try_combine): If undobuf.other_insn becomes
3803 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3804 and set *new_direct_jump_p too.
3806 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3808 PR tree-optimization/47021
3809 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3811 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3813 * gcc.c (process_command): Update copyright notice dates.
3814 * gcov.c (print_version): Likewise.
3815 * gcov-dump.c (print_version): Likewise.
3816 * mips-tfile.c (main): Likewise.
3817 * mips-tdump.c (main): Likewise.
3819 2011-01-03 Martin Jambor <mjambor@suse.cz>
3821 PR tree-optimization/46801
3822 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3823 aggregate fields start at byte boundary instead of the bit-field flag.
3825 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3828 * gcc.c (main): Revert revision 168407.
3830 2011-01-03 Martin Jambor <mjambor@suse.cz>
3832 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3834 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3836 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3837 vector optab to expand vector/scalar shift, update gimple to vector.
3839 2011-01-03 Martin Jambor <mjambor@suse.cz>
3841 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3844 2011-01-03 Martin Jambor <mjambor@suse.cz>
3846 PR tree-optimization/46984
3847 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3849 (cgraph_create_indirect_edge): Fixed line length.
3850 (cgraph_indirect_call_info): Declare.
3851 (cgraph_make_edge_direct) Update declaration.
3852 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3853 (cgraph_create_indirect_edge): Use it.
3854 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3856 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3857 the new thunk_delta representation.
3858 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3860 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3861 (ipa_read_indirect_edge_info): Likewise.
3862 * lto-cgraph.c (output_edge_opt_summary): New function.
3863 (output_node_opt_summary): Call it on all outgoing edges.
3864 (input_edge_opt_summary): New function.
3865 (input_node_opt_summary): Call it on all outgoing edges.
3867 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3870 * gcc.c (main): Don't check have_o when settting combine_inputs.
3872 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3874 * regrename.c: Add general comment describing the pass.
3875 (struct du_head): Remove 'length' field.
3876 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3877 (regrename_optimize): Do not sort chains. Rework comments, add others.
3878 Force renaming to the preferred class (if any) in the first pass and do
3879 not consider registers that belong to it in the second pass.
3880 (create_new_chain): Do not set 'length' field.
3881 (scan_rtx_reg): Likewise.
3883 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3885 PR tree-optimization/47140
3886 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3887 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3890 PR rtl-optimization/47028
3891 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3892 parm_birth_insn instead of at the beginning of first bb.
3894 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3896 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3897 Remove the word "see" before "@pxref".
3898 * doc/rtl.texi: Remove the word "see" before "@pxref".
3900 2011-01-01 Jan Hubicka <jh@suse.cz>
3902 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3905 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3908 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3911 Copyright (C) 2011 Free Software Foundation, Inc.
3913 Copying and distribution of this file, with or without modification,
3914 are permitted in any medium without royalty provided the copyright
3915 notice and this notice are preserved.