1 2011-02-15 Jeff Law <law@redhat.com>
4 2011-01-25 Jeff Law <law@redhat.com>
6 PR rtl-optimization/37273
7 * ira-costs.c (scan_one_insn): Detect constants living in memory and
8 handle them like argument loads from stack slots. Do not double
9 count memory for memory constants and argument loads from stack slots.
11 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
14 * combine.c (cant_combine_insn_p): Revert the last change.
16 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
19 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
20 mode for vector constants. Remove code that checks for TImode.
22 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
26 * cgraph.h (compute_inline_parameters): Return void.
27 * ipa-inline.c (compute_inline_parameters): Adjust.
29 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
33 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
35 * cfgexpand.c (estimated_stack_frame_size): Likewise.
36 * ipa-inline.c (compute_inline_parameters): Adjust.
38 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
42 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
43 Adjust all users. Pass FN to...
44 * tree-flow-inline.h (first_referenced_var): ... this. Add
46 * ipa-struct-reorg.c: Adjust.
48 * tree-into-ssa.c: Adjust.
50 * tree-ssa-alias.c: Adjust.
51 * tree-ssa-live.c: Adjust.
53 * tree-ssanames.c: Adjust.
54 * tree-tailcall.c: Adjust.
56 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
60 * tree-flow.h (referenced_var_lookup): Add fn parameter.
62 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
63 * tree-flow-inline.h: Adjust.
64 * gimple-pretty-print.c: Adjust.
65 * tree-into-ssa.c: Adjust.
67 * cfgexpand.c: Adjust.
69 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
71 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
72 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
73 (EXTRA_CONSTRAINT): Delete.
74 * config/iq2000/constraints.md: New file.
75 * config/iq2000/iq2000.md: Include it.
76 (define_insn ""): Delete.
77 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
78 unsupported constraint letters from patterns.
79 (call_value, call_value_internal1): Likewise.
80 (call_value_multiple_internal1): Likewise.
82 2011-02-15 Nick Clifton <nickc@redhat.com>
84 * config/mn10300/mn10300.c: Include tm-constrs.h.
85 (struct liw_data): New data structure describing an LIW candidate
87 (extract_bundle): Use struct liw_data. Allow small integer
88 operands for some instructions.
89 (check_liw_constraints): Use struct liw_data. Remove swapped
90 parameter. Add comments describing the checks. Fix bug when
91 assigning the source of liw1 to the source of liw2.
92 (liw_candidate): Delete. Code moved into extract_bundle.
93 (mn10300_bundle_liw): Use struct liw_data. Check constraints
95 * config/mn10300/predicates.md (liw_operand): New predicate.
96 Allows registers and small integer constants.
97 * config/mn10300/constraints.md (O): New constraint. Accetps
98 integers in the range -8 to +7 inclusive.
99 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
100 for moving a small integer into a register. Give this alternative
102 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
103 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
104 using the J,K,L and M constraints,
105 (liw): Remove SI mode on second operands to allow for HI and QI
107 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
110 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
113 * combine.c (cant_combine_insn_p): Check zero/sign extended
116 2011-02-15 Richard Guenther <rguenther@suse.de>
118 PR tree-optimization/47743
119 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
120 for a non-type-compatible VN lookup bail out.
122 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
124 * config/fr30/constraints.md: New file.
125 * config/fr30/fr30.md: Include it.
126 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
127 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
128 (EXTRA_CONSTRAINT): Delete.
130 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
132 * config/frv/constraints.md: New file.
133 * config/frv/predicates.md: Include it.
134 * config/frv/frv.c (reg_class_from_letter): Delete.
135 (frv_option_override): Don't initialize it.
136 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
137 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
138 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
139 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
140 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
141 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
142 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
143 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
144 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
145 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
146 (REG_CLASS_FROM_CONSTRAINT): Delete.
148 2011-02-15 Jakub Jelinek <jakub@redhat.com>
151 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
152 if frame size is 0 in a leaf function.
154 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
157 * config/alpha/host-osf.c: New file.
158 * config/alpha/x-osf: New file.
159 * config.host (alpha*-dec-osf*): Use it.
161 2011-02-14 Anatoly Sokolov <aesok@post.ru>
163 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
164 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
165 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
166 (rx_mode_dependent_address_p): ...this. Make static. Change argument
168 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
170 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
172 * config/stormy16/constraints.md: New file.
173 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
174 Use satisfies_constraint_Q and satisfies_constraint_R.
175 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
177 (xstormy16_legitiamte_address_p): Declare.
178 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
179 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
180 (EXTRA_CONSTRAINT): Delete.
181 * config/stormy16/stormy16.c (xstormy16_legitiamte_address_p):
183 (xstormy16_extra_constraint_p): Delete.
185 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
187 PR tree-optimization/46494
188 * loop-unroll.c (split_edge_and_insert): Adjust comment.
189 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
190 (pass_rtl_loop_done): Add TODO_verify_flow.
191 * fwprop.c (pass_rtl_fwprop): Likewise.
192 * modulo-sched.c (pass_sms): Likewise.
193 * tree-ssa-dom.c (pass_dominator): Likewise.
194 * tree-ssa-loop-ch.c (pass_ch): Likewise.
195 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
196 (pass_tree_loop_done): Likewise.
197 * tree-ssa-pre.c (execute_pre): Likewise.
198 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
199 * tree-ssa-sink.c (pass_sink_code): Likewise.
200 * tree-vrp.c (pass_vrp): Likewise.
202 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
204 * config/v850/constraints.md: New file.
205 * config/v850/v850.md: Include it.
206 * config/v850/predicates.md (reg_or_0_operand): Use
207 satisfies_constraint_G.
208 (special_symbolref_operand): Use satisfies_constraint_K.
209 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
210 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
211 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
212 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
213 (EXTRA_CONSTRAINT): Delete.
214 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
215 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
216 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
218 2011-02-14 Anatoly Sokolov <aesok@post.ru>
221 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
224 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
226 * config/mcore/constraints.md: New file.
227 * config/mcore/mcore.md: Include it.
228 * config/mcore/mcore.c (reg_class_from_letter): Delete.
229 * config/mcore/mcore.h (reg_class_from_letter): Delete.
230 (REG_CLASS_FROM_LETTER): Delete.
231 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
232 insn_const_int_ok_for_constraint.
233 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
234 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
235 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
236 (EXTRA_CONSTRAINT): Delete.
238 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
241 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
242 (IS_SIGHANDLER): Define.
243 (sparc64_is_sighandler): New function, split off from
244 sparc64_fallback_frame_state.
245 (sparc_is_sighandler): New function, split off from
246 sparc_fallback_frame_state.
247 (sparc64_fallback_frame_state): Merge with ...
248 (sparc_fallback_frame_state): ... this into ...
249 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
250 Change new_cfa to long.
251 Remove regs_off, fpu_save_off, fpu_save.
252 Define nframes, mctx.
253 Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of
256 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
258 * go/gccgo.texi (Top, Import and Export): Fix a typo and a
261 2011-02-14 Andriy Gapon <avg@freebsd.org>
264 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
266 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
268 * configure: Regenerate.
270 2011-02-12 Joseph Myers <joseph@codesourcery.com>
273 * gcc.c (asm_options): Correct spec matching --target-help.
275 2011-02-12 Martin Jambor <mjambor@suse.cz>
277 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
278 to gimple call error.
280 2011-02-12 Mike Stump <mikestump@comcast.net>
282 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
283 comments in backslash regions.
285 2011-02-12 Mike Stump <mikestump@comcast.net>
286 Jakub Jelinek <jakub@redhat.com>
287 Iain Sandoe <iains@gcc.gnu.org>
290 * dwarf2out.c (output_cfa_loc): When required, apply the
291 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
292 (output_loc_sequence): Likewise.
293 (output_loc_operands_raw): Likewise.
294 (output_loc_sequence_raw): Likewise.
295 (output_cfa_loc): Likewise.
296 (output_loc_list): Suppress register number adjustment when
297 calling output_loc_sequence()
298 (output_die): Likewise.
300 2011-02-12 Anatoly Sokolov <aesok@post.ru>
302 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
304 * config/xtensa/xtensa.c (xtensa_register_move_cost,
305 xtensa_memory_move_cost): New functions.
306 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
308 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
311 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
312 in the current directory.
313 * configure: Rebuilt.
315 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
317 * config/darwin.c (darwin_override_options): Add a hunk missed
318 from the commit of r168571. Trim comment line lengths and
319 correct indents of the preceding block.
321 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
323 * gcc.c (driver_handle_option): Concatenate the argument to -F with
326 2011-02-11 Joseph Myers <joseph@codesourcery.com>
328 * common.opt (nostartfiles): New Driver option.
330 2011-02-11 Xinliang David Li <davidxl@google.com>
332 PR tree-optimization/47707
333 * tree-chrec.c (convert_affine_scev): Keep type precision.
335 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
337 PR tree-optimization/47420
338 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
340 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
342 PR rtl-optimization/47614
343 * rtl.h (check_for_inc_dec): Declare.
344 * dse.c (check_for_inc_dec): Externalize...
345 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
346 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
348 2011-02-11 Joseph Myers <joseph@codesourcery.com>
351 * gcc.c (main): Do not compile inputs if there were errors in
353 * opts-common.c (read_cmdline_option): Check for wrong language
354 after other error checks.
356 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
358 * cgraph.c: Fix comment typos.
359 * cgraph.h: Likewise.
360 * cgraphunit.c: Likewise.
361 * ipa-cp.c: Likewise.
362 * ipa-inline.c: Likewise.
363 * ipa-prop.c: Likewise.
364 * ipa-pure-const.c: Likewise.
365 * ipa-ref.c: Likewise.
366 * ipa-reference.c: Likewise.
368 2011-02-11 Jakub Jelinek <jakub@redhat.com>
371 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
373 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
376 * doc/sourcebuild.texi (Require Support): Document
377 dg-require-ascii-locale.
379 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
381 * doc/lto.texi (Write summary): Fix missing parentheses.
383 2011-02-10 DJ Delorie <dj@redhat.com>
385 * config/m32c/m32c.c (m32c_option_override): Disable
386 -fcombine-stack-adjustments until flag value tracking and compare
387 optimization can be rewritten.
389 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
391 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
393 (PROCESSOR_DEFAULT64): Likewise.
395 2011-02-10 Richard Henderson <rth@redhat.com>
397 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
398 change from 2011-02-03.
399 * config/rx/rx.c (flags_from_code): Likewise.
400 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
401 is valid, n/pz otherwise.
402 (rx_select_cc_mode): Return CCmode if Y is not zero.
404 2011-02-10 Richard Guenther <rguenther@suse.de>
406 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
408 2011-02-10 Richard Guenther <rguenther@suse.de>
410 PR tree-optimization/47677
411 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
413 2011-02-10 Jakub Jelinek <jakub@redhat.com>
416 * combine.c (make_compound_operation): Only change shifts into
417 multiplication for SCALAR_INT_MODE_P.
419 2011-02-10 Jie Zhang <jie@codesourcery.com>
423 2011-02-05 Jie Zhang <jie@codesourcery.com>
425 * web.c (entry_register): Don't clobber the number of the
426 first uninitialized reference in used[].
428 2011-02-09 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/47664
431 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
434 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
438 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
440 (PROCESSOR_DEFAULT64): Same.
441 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
443 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
445 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
447 2011-02-09 Martin Jambor <mjambor@suse.cz>
450 * tree-sra.c (struct access): New flags grp_scalar_read and
451 grp_scalar_write. Changed description of assignment read and write
453 (dump_access): Dump new flags, reorder all of them.
454 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
455 to detect multiple scalar reads.
456 (analyze_access_subtree): Use the new scalar read write flags instead
457 of the old flags. Adjusted comments.
459 2011-02-08 DJ Delorie <dj@redhat.com>
462 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
465 2011-02-08 Joseph Myers <joseph@codesourcery.com>
467 * config/m68k/uclinux.opt: New.
468 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
470 2011-02-08 Joseph Myers <joseph@codesourcery.com>
472 * config/cris/elf.opt (sim): New Driver option.
474 2011-02-08 Joseph Myers <joseph@codesourcery.com>
476 * config/xtensa/elf.opt: New.
477 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
479 2011-02-08 Joseph Myers <joseph@codesourcery.com>
481 * config/vax/elf.opt: New.
482 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
484 2011-02-08 Joseph Myers <joseph@codesourcery.com>
486 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
488 2011-02-08 Joseph Myers <joseph@codesourcery.com>
490 * config/gnu-user.opt: New.
491 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
492 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
493 *-*-uclinux*): Use gnu-user.opt.
495 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
497 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
498 * config/i386/gnu.h (CPP_SPEC): Likewise.
500 2011-02-08 Ian Lance Taylor <iant@google.com>
502 * common.opt (fcx-limited-range): Add SetByCombined flag.
503 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
504 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
505 (fassociative-math, freciprocal-math): Likewise.
506 (funsafe-math-optimizations): Likewise.
507 * opth-gen.awk: Handle SetByCombined.
508 * optc-gen.awk: Likewise.
509 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
510 (set_unsafe_math_optimizations_flags): Likewise.
511 * doc/options.texi (Option properties): Document SetByCombined.
513 2011-02-08 Joseph Myers <joseph@codesourcery.com>
515 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
516 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
517 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
518 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
519 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
521 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
523 PR tree-optimization/46834
524 PR tree-optimization/46994
525 PR tree-optimization/46995
526 * graphite-sese-to-poly.c (used_outside_reduction): New.
527 (detect_commutative_reduction): Call used_outside_reduction.
528 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
529 translate_scalar_reduction_to_array only when at least one
530 loop-phi/close-phi tuple has been detected.
532 2011-02-08 Richard Guenther <rguenther@suse.de>
535 * tree-vect-generic.c (expand_vector_operations_1): Update
537 (expand_vector_operations): ... not here. Cleanup EH info
538 and the CFG if required.
540 2011-02-08 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/47641
543 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
544 require type compatibility.
546 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
548 * gimple-low.c (lower_function_body): Don't remove the location of
549 the return statement here.
550 (lower_gimple_return): Do it here instead but only if the return
551 statement is actually used twice.
553 2011-02-08 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/47632
556 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
557 unused up_to_stmt parameter, return whether cfg-cleanup is
558 necessary, remove EH info properly.
559 (forward_propagate_into_gimple_cond): Adjust caller.
560 (forward_propagate_into_cond): Likewise.
561 (forward_propagate_comparison): Likewise.
562 (tree_ssa_forward_propagate_single_use_vars): Make
563 forward_propagate_comparison case similar to the two others.
565 2011-02-08 Nick Clifton <nickc@redhat.com>
567 * config/mn10300/mn10300.opt (mliw): New command line option.
568 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
569 (liw_bundling): New automaton.
570 (liw): New attribute.
571 (liw_op): New attribute.
572 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
573 (movsi_internal): Add LIW attributes.
577 (addsi3): Separate register and immediate alternatives.
585 * config/mn10300/mn10300.c (liw_op_names): New
586 (mn10300_print_operand): Handle 'W' operand descriptor.
587 (extract_bundle): New function.
588 (check_liw_constraints): New function.
589 (liw_candidate): New function.
590 (mn10300_bundle_liw): New function.
591 (mn10300_reorg): New function.
592 (TARGET_MACHINE_DEPENDENT_REORG): Define.
593 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
594 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
595 __LIW__ or __NO_LIW__.
596 * doc/invoke.texi: Describe the -mliw command line option.
598 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
600 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
601 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
602 pthread_mutex_unlock): Remove.
603 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
604 * config/pa/t-pa64: Likewise.
605 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
606 shared libc if not linking against libpthread.
607 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
609 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
612 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
613 on 10.6 and later to ensure that we always use the unwinder from
614 the system. Only add -no_compact_unwind when tarteting darwin
617 2011-02-07 Steve Ellcey <sje@cup.hp.com>
620 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
621 (vec_interleave_lowv2sf): Ditto.
622 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
623 (vec_extract_oddv2sf): Ditto.
625 2011-02-07 Mike Stump <mikestump@comcast.net>
628 Add __ieee_divdc3 entry point.
629 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
631 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
632 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
633 * config/darwin.c (darwin_rename_builtins): Add.
634 * config/darwin-protos.h (darwin_rename_builtins): Add.
636 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
639 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
642 2011-02-07 Mike Stump <mikestump@comcast.net>
644 * config/darwin.opt (mmacosx-version-min): Update default OS version.
646 2011-02-07 Denis Chertykov <chertykov@gmail.com>
649 * config/avr/libgcc.S (exit): Move .endfunc
651 2011-02-07 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/47615
654 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
655 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
656 (run_scc_vn): Initialize it.
657 (visit_reference_op_load): Use it.
658 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
660 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
662 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
663 DImode trapping arithmetic libfuncs.
665 2011-02-07 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/47621
668 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
670 (execute_update_addresses_taken): ... here. Make it more
671 conservative in what we accept.
673 2011-02-06 Joseph Myers <joseph@codesourcery.com>
675 * config/sparc/freebsd.h (ASM_SPEC): Define.
676 * config/sparc/vxworks.h (ASM_SPEC): Define.
678 2011-02-06 Joseph Myers <joseph@codesourcery.com>
680 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
682 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
684 * doc/invoke.texi: Remove reference to compiler internals from
687 * reg-notes.def: Remove REG_VALUE_PROFILE.
688 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
690 2011-02-05 Jakub Jelinek <jakub@redhat.com>
693 * varasm.c (default_section_type_flags): If decl is NULL,
694 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
696 2011-02-05 Jie Zhang <jie@codesourcery.com>
699 * web.c (entry_register): Don't clobber the number of the
700 first uninitialized reference in used[].
702 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
704 PR tree-optimization/46194
705 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
706 (build_classic_dist_vector_1): Do not represent classic distance
707 vectors when the access functions are variating in different loops.
709 2011-02-04 Joseph Myers <joseph@codesourcery.com>
711 * config/mips/iris6.opt: New.
712 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
714 2011-02-04 Richard Henderson <rth@redhat.com>
715 Steve Ellcey <sje@cup.hp.com>
718 * config/ia64/predicates.md (mux1_brcst_element): New.
719 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
720 * config/ia64/ia64.c (ia64_unpack_assemble): New.
721 (ia64_unpack_sign): New.
722 (ia64_expand_unpack): Rewrite using new routines.
723 (ia64_expand_widen_sum): Ditto.
724 (ia64_expand_dot_prod_v8qi): Ditto.
725 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
726 routines, add endian check.
727 (pmpy2_even): Rename from pmpy2_r, add endian check.
728 (pmpy2_odd): Rename from pmpy2_l, add endian check.
729 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
730 (vec_widen_smult_hi_v4hi): Ditto.
731 (vec_widen_umult_lo_v4hi): Ditto.
732 (vec_widen_umult_hi_v4hi): Ditto.
733 (mulv2si3): Change endian checks.
734 (sdot_prodv4hi): Rewrite with new calls.
735 (udot_prodv4hi): New.
736 (vec_pack_ssat_v4hi): Add endian check.
737 (vec_pack_usat_v4hi): Ditto.
738 (vec_pack_ssat_v2si): Ditto.
739 (max1_even): Rename from max1_r, add endian check.
740 (max1_odd): Rename from max1_l, add endian check.
741 (*mux1_rev): Format change.
745 (*mux1_brcst_v8qi): Use new predicate.
746 (vec_extract_evenv8qi): Remove endian check.
747 (vec_extract_oddv8qi): Ditto.
748 (vec_interleave_lowv4hi): Format change.
749 (vec_interleave_highv4hi): Ditto.
750 (mix2_even): Rename from mix2_r, add endian check.
751 (mix2_odd): Rename from mux2_l, add endian check.
752 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
753 (vec_extract_evenodd_helper): Format change.
754 (vec_extract_evenv4hi): Remove endian check.
755 (vec_extract_oddv4hi): Remove endian check.
756 (vec_interleave_lowv2si): Format change.
757 (vec_interleave_highv2si): Format change.
758 (vec_initv2si): Remove endian check.
759 (vecinit_v2si): Add endian check.
760 (reduc_splus_v2sf): Add endian check.
761 (reduc_smax_v2sf): Ditto.
762 (reduc_smin_v2sf): Ditto.
763 (vec_initv2sf): Remove endian check.
764 (fpack): Add endian check.
765 (fswap): Add endian check.
766 (vec_interleave_highv2sf): Add endian check.
767 (vec_interleave_lowv2sf): Add endian check.
768 (fmix_lr): Add endian check.
769 (vec_setv2sf): Format change.
770 (*vec_extractv2sf_0_be): Use shift to extract operand.
771 (*vec_extractv2sf_1_be): New.
772 (vec_pack_trunc_v4hi): Add endian check.
773 (vec_pack_trunc_v2si): Format change.
775 2011-02-04 Jakub Jelinek <jakub@redhat.com>
778 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
779 do bb, locus and block comparison and disallow loads if it is not set.
780 (stmt_is_replaceable_p): New function.
781 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
783 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
784 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
786 * tree-flow.h (stmt_is_replaceable_p): New prototype.
788 2011-02-04 Joseph Myers <joseph@codesourcery.com>
790 * config/rs6000/xilinx.opt: New.
791 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
793 2011-02-04 Joseph Myers <joseph@codesourcery.com>
795 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
797 2011-02-03 Anatoly Sokolov <aesok@post.ru>
799 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
800 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
801 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
802 secondary_reload_info, xtensa_secondary_reload): Remove.
803 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
804 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
805 (xtensa_preferred_reload_class): Make static. Change return and
806 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
807 Use CONST_DOUBLE_P predicate.
808 (xtensa_preferred_output_reload_class): New function.
809 (xtensa_secondary_reload): Make static.
811 2011-02-03 Joseph Myers <joseph@codesourcery.com>
813 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
814 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
815 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
817 2011-02-03 Jakub Jelinek <jakub@redhat.com>
820 * output.h (SECTION_RELRO): Define.
821 (SECTION_MACH_DEP): Adjust.
822 (get_variable_section): New prototype.
823 * varpool.c (varpool_finalize_named_section_flags): New function.
824 (varpool_assemble_pending_decls): Call it.
825 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
826 * cgraphunit.c (cgraph_output_in_order): Call
827 varpool_finalize_named_section_flags.
828 * varasm.c (get_section): Allow section flags conflicts between
829 relro and read-only sections if the section hasn't been declared yet.
830 Set SECTION_OVERRIDE after diagnosing section type conflict.
831 (get_variable_section): No longer static.
832 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
833 readonly sections that need relocations.
834 (decl_readonly_section_1): New function.
835 (decl_readonly_section): Use it.
838 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
839 Steve Ellcey <sje@cup.hp.com>
842 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
843 if section attribute used.
845 2011-02-03 Jakub Jelinek <jakub@redhat.com>
847 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
848 * config/darwin.c (SECTION_NO_ANCHOR): Define.
849 (darwin_init_sections): Remove assertion.
851 2011-02-03 Nick Clifton <nickc@redhat.com>
853 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
855 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
856 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
857 instead of "n" and "pz".
858 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
861 2011-02-03 Jakub Jelinek <jakub@redhat.com>
864 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
865 fma, expand FMA_EXPR as fma{,f,l} call.
868 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
869 copy them into a unsigned char variable and pass address of it to
870 lto_output_data_stream.
873 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
874 around backend_init_target and lang_dependent_init_target calls.
875 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
876 (verify_cgraph_node): Don't call set_cfun here. Use
877 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
878 Set error_found for incorrectly represented calls to thunks.
880 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
883 PR rtl-optimization/43494
884 * rtl.h (for_each_inc_dec_fn): New type.
885 (for_each_inc_dec): Declare.
886 * rtlanal.c (struct for_each_inc_dec_ops): New type.
887 (for_each_inc_dec_find_inc_dec): New fn.
888 (for_each_inc_dec_find_mem): New fn.
889 (for_each_inc_dec): New fn.
890 * dse.c (struct insn_size): Remove.
891 (replace_inc_dec, replace_inc_dec_mem): Remove.
892 (emit_inc_dec_insn_before): New fn.
893 (check_for_inc_dec): Use it, along with for_each_inc_dec.
894 (canon_address): Pass mem modes to cselib_lookup.
895 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
896 (cselib_lookup_from_insn): Likewise.
897 (cselib_subst_to_values): Likewise.
898 * cselib.c (find_slot_memmode): New var.
899 (cselib_find_slot): New fn. Use it instead of
900 htab_find_slot_with_hash everywhere.
901 (entry_and_rtx_equal_p): Use find_slot_memmode.
902 (autoinc_split): New fn.
903 (rtx_equal_for_cselib_p): Rename and implement in terms of...
904 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
905 Deal with autoinc. Special-case recursion into MEMs.
906 (cselib_hash_rtx): Likewise.
907 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
908 address and MEM modes.
909 (cselib_subst_to_values): Add memmode, pass it on.
911 (cselib_lookup): Add memmode argument, pass it on.
912 (cselib_lookup_from_insn): Add memmode.
913 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
914 (struct cselib_record_autoinc_data): New.
915 (cselib_record_autoinc_cb): New fn.
916 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
917 mode to cselib_lookup. Reset autoinced REGs here instead of...
918 (cselib_process_insn): ... here.
919 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
921 (add_uses): Likewise, also to cselib_subst_to_values.
922 (add_stores): Likewise.
923 * sched-deps.c (add_insn_mem_dependence): Pass mode to
924 cselib_subst_to_values.
925 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
926 * gcse.c (do_local_cprop): Adjusted.
927 * postreload.c (reload_cse_simplify_set): Adjusted.
928 (reload_cse_simplify_operands): Adjusted.
929 * sel-sched-dump (debug_mem_addr_value): Pass mode.
931 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
933 PR tree-optimization/45122
934 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
935 unsafe assumptions when there's more than one loop exit.
937 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
940 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
941 Document using vector double with the load/store builtins, and
942 that the load/store builtins always use Altivec instructions.
944 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
945 to use altivec memory instructions, even on VSX.
946 (vector_altivec_store_<mode>): Ditto.
948 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
951 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
952 V2DF, V2DI support to load/store overloaded builtins.
954 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
955 altivec load/store builtins for V2DF/V2DI types.
957 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
958 set avoid indexed addresses on power6 if -maltivec.
959 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
960 vector_altivec_load/vector_altivec_store builtins.
961 (altivec_expand_st_builtin): Ditto.
962 (altivec_expand_builtin): Add VSX memory builtins.
963 (rs6000_init_builtins): Add V2DI types to internal types.
964 (altivec_init_builtins): Add support for V2DF/V2DI altivec
966 (rs6000_address_for_altivec): Insure memory address is appropriate
969 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
970 vec_vsx_ld and vec_vsx_st.
971 (vsx_store_<mode>): Ditto.
973 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
974 variables to hold long long types for VSX vector memory builtins.
975 (RS6000_BTI_unsigned_long_long): Ditto.
976 (long_long_integer_type_internal_node): Ditti.
977 (long_long_unsigned_type_internal_node): Ditti.
979 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
980 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
981 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
983 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
987 2011-02-02 Joseph Myers <joseph@codesourcery.com>
989 * config/pa/pa-hpux10.opt: New.
990 * config/hpux11.opt (pthread): New Driver option.
991 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
992 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
994 2011-02-02 Joseph Myers <joseph@codesourcery.com>
996 * config/ia64/vms.opt: New.
997 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
999 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1002 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1003 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1004 generator functions.
1005 (vsx_floatuns<VSi><mode>2): Ditto.
1006 (vsx_fix_trunc<mode><VSi>2): Ditto.
1007 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1009 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1011 * config/i386/djgpp.opt (posix): New Driver option.
1013 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1015 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1016 Move to the unsupported targets list.
1018 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1020 PR rtl-optimization/47525
1021 * df-scan.c: Update copyright years.
1022 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1023 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1025 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1027 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1028 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1029 (ASM_OUTPUT_ASCII): Remove.
1030 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1032 2011-02-02 Jeff Law <law@redhat.com>
1035 * reload.c (find_reloads_address): Handle reg+d address where both
1036 components are invalid by reloading the entire address.
1038 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1039 Richard Guenther <rguenther@suse.de>
1041 PR tree-optimization/40979
1043 * passes.c (init_optimization_passes): After LIM call copy_prop
1044 and DCE to clean up.
1045 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1047 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1049 PR tree-optimization/47576
1050 PR tree-optimization/47555
1051 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1052 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1053 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1054 * tree-scalar-evolution.c (follow_ssa_edge): Use
1055 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1057 2011-02-02 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/47566
1060 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1062 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1066 * tree-inline.c (declare_return_variable): Remove unused caller
1071 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1072 * cfgexpand.c (account_used_vars_for_block): Use them.
1073 * tree-nrv.c (tree_nrv): Likewise.
1074 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1075 (dump_scope_block): Likewise.
1076 (remove_unused_locals): Likewise.
1080 * tree-inline.c (declare_return_variable): Add result decl to
1081 local decls only once.
1082 * gimple-low.c (record_vars_into): Mark newly-created variables
1085 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1091 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1093 (no_real_insns_p, schedule_block, set_priorities): Drop special
1094 treatment of boundary debug insns.
1095 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1096 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1097 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1098 (BOUNDARY_DEBUG_INSN_P): Likewise.
1099 (SCHEDULE_DEBUG_INSN_P): Likewise.
1100 * sched-rgn.c (init_ready_list): Drop special treatment of
1101 boundary debug insns.
1102 * final.c (rest_of_clean_state): Clear notes' BB.
1104 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1106 * config/openbsd.opt (assert=): New Driver option.
1108 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1110 * config/i386/nto.opt: New.
1111 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1113 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1115 * config/i386/netware.opt: New.
1116 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1118 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1120 * config/interix.opt (posix): New Driver option.
1122 2011-02-01 DJ Delorie <dj@redhat.com>
1124 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1126 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1129 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1131 PR tree-optimization/47561
1132 * toplev.c (process_options): Print the Graphite flags. Add
1133 flag_loop_flatten to the list of options requiring Graphite.
1135 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1137 * config/i386/cygming.opt (posix): New Driver option.
1139 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1141 * config/arm/vxworks.opt: New.
1142 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1144 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1146 * config/alpha/elf.opt: New.
1147 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1148 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1150 2011-02-01 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/47559
1153 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1154 store-motion on references that can throw.
1156 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1158 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1159 * tree-pass.h (TDF_CSELIB): New macro.
1160 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1161 cselib_lookup): Check for it rather than for TDF_DETAILS.
1163 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1166 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1169 * opts.c (finish_options): Don't add x_aux_base_name if it is
1172 2011-02-01 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/47555
1176 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1178 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1180 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1183 * config/lm32/t-lm32: Add multilib for all CPU options.
1185 2011-02-01 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/47541
1188 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1189 sure to have a field at offset zero.
1191 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1193 * config/arc/arc.opt (EB, EL): New Driver options.
1195 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1197 * config/alpha/osf5.opt: New.
1198 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1200 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1202 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1204 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1206 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1208 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1209 is an alias of -floop-interchange and that it requires the
1210 Graphite infrastructure.
1211 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1212 flag_loop_interchange based on the value of flag_tree_loop_linear.
1214 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1215 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/47538
1218 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1219 type instead of r1type, except for comparisons. For right
1220 shifts and comparisons punt if there are mismatches in
1221 sizetype vs. non-sizetype types.
1223 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1225 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1228 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1230 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1232 * configure: Regenerate.
1234 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1236 * configure.ac (gcc_cv_ld_static_option): Define.
1237 (gcc_cv_ld_dynamic_option): Define.
1238 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1240 (HAVE_LD_STATIC_DYNAMIC): Update message.
1241 (LD_STATIC_OPTION): Define.
1242 (LD_DYNAMIC_OPTION): Define.
1243 * configure: Regenerate.
1244 * config.in: Regenerate.
1245 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1246 HAVE_LD_STATIC_DYNAMIC]: Use them.
1248 2011-01-31 Nick Clifton <nickc@redhat.com>
1250 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1251 registers inside interrupt handlers if the handler is not a leaf
1254 2011-01-31 Nick Clifton <nickc@redhat.com>
1256 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1257 reg_renumber returning an INVALID_REGNUM.
1259 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1262 * doc/install.texi: Document host options discarded when cross
1263 configuring target libraries.
1265 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1268 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1271 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1273 (no_real_insns_p, schedule_block, set_priorities): Drop special
1274 treatment of boundary debug insns.
1275 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1276 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1277 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1278 (BOUNDARY_DEBUG_INSN_P): Likewise.
1279 (SCHEDULE_DEBUG_INSN_P): Likewise.
1280 * sched-rgn.c (init_ready_list): Drop special treatment of
1281 boundary debug insns.
1282 * final.c (rest_of_clean-state): Clear notes' BB.
1284 2011-01-31 Alan Modra <amodra@gmail.com>
1286 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1287 toc relative expressions as we do in print_operand_address.
1289 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1291 * doc/extend.texi: Follow spelling conventions.
1292 * doc/invoke.texi: Fix a typo.
1294 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1296 * config/hpux11.opt: New.
1297 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1298 ia64*-*-hpux*): Use hpux11.opt.
1300 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1302 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1305 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1307 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1310 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1312 * doc/install.texi (Binaries): Remove outdated reference for
1313 Motorola 68HC11/68HC12 downloads.
1315 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1317 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1320 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1323 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1326 2011-01-28 Ahmad Sharif <asharif@google.com>
1328 * value-prof.c (check_counter): Corrected error message.
1330 2011-01-29 Jie Zhang <jie@codesourcery.com>
1332 * config/arm/arm.c (arm_legitimize_reload_address): New.
1333 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1334 arm_legitimize_reload_address.
1335 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1337 2011-01-28 Ian Lance Taylor <iant@google.com>
1339 * godump.c (go_define): Ignore macros whose definitions include
1340 two adjacent operands.
1342 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1345 * varasm.c (force_const_mem): Store copy of x in desc->constant
1346 instead of x itself.
1347 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1348 itself into REG_EQUAL note.
1350 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1352 * config/freebsd.opt (posix, rdynamic): New Driver options.
1354 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1356 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1358 * configure: Regenerate.
1360 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1362 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1363 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1365 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1367 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1368 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1369 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1370 (s390_preferred_reload_class): Make static. Change return and
1371 'rclass' argument type to reg_class_t.
1373 2011-01-27 Jan Hubicka <jh@suse.cz>
1376 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1377 (process_function_and_variable_attributes): Check defined weakrefs.
1379 2011-01-27 Martin Jambor <mjambor@suse.cz>
1381 PR tree-optimization/47228
1382 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1383 build_ref_for_offset.
1385 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1387 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1389 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1391 PR rtl-optimization/46856
1392 * postreload.c (reload_combine_recognize_const_pattern): Do not
1393 separate cc0 setter and user on cc0 targets.
1395 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1398 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1399 passed a VOID_TYPE expression, immediately emit an error and
1400 return error_mark_node.
1402 2011-01-26 Jeff Law <law@redhat.com>
1404 PR rtl-optimization/47464
1405 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1406 rather than may_trap_p as needed.
1408 2011-01-26 DJ Delorie <dj@redhat.com>
1410 PR rtl-optimization/46878
1411 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1412 setter/user dependency as well.
1414 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1416 PR rtl-optimization/44469
1417 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1418 after removing trivially dead basic blocks.
1420 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1422 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1423 * config/frv/frv.h (LINK_SPEC): Likewise.
1424 * config/i386/netware.h (LINK_SPEC): Likewise.
1425 * config/m68k/linux.h (ASM_SPEC): Likewise.
1426 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1427 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1428 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1429 * config/sparc/linux.h (ASM_SPEC): Likewise.
1430 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1431 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1433 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1435 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1436 * config/frv/frv.h (ASM_SPEC): Likewise.
1437 * config/m68k/linux.h (ASM_SPEC): Likewise.
1438 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1439 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1440 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1441 * config/sparc/linux.h (ASM_SPEC): Likewise.
1442 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1443 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1445 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1447 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1448 * config/frv/frv.h (LINK_SPEC): Likewise.
1449 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1451 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1453 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1454 * config/frv/frv.h (ASM_SPEC): Likewise.
1455 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1456 * config/m68k/linux.h (ASM_SPEC): Likewise.
1457 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1458 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1459 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1460 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1461 * config/sparc/linux.h (ASM_SPEC): Likewise.
1462 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1463 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1464 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1466 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1469 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1471 (vec_extract_evenodd_help): Ditto.
1472 (vec_extract_evenv4hi): Ditto.
1473 (vec_extract_oddv4hi): Ditto.
1474 (vec_interleave_lowv2si): Ditto.
1475 (vec_interleave_highv2si): Ditto.
1476 (vec_extract_evenv2si): Ditto.
1477 (vec_extract_oddv2si: Ditto.
1478 (vec_pack_trunc_v2si): Ditto.
1480 2011-01-22 Jan Hubicka <jh@suse.cz>
1483 * cgraph.h (cgraph_local_info): New field can_change_signature.
1484 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1485 signature can change.
1486 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1488 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1489 (cgraph_function_versioning): We can not change signature of functions
1490 that don't allow that.
1491 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1492 (lto_input_node): Likewise.
1493 * ipa-inline.c (compute_inline_parameters): Compute
1494 local.can_change_signature.
1495 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1496 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1497 functions that can not change signature.
1498 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1499 init_cumulative_args): Do not use local calling conventions
1500 for functions that can not change signature.
1502 2011-01-22 Jan Hubicka <jh@suse.cz>
1504 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1506 2011-01-26 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/47190
1509 * cgraphunit.c (process_common_attributes): New function.
1510 (process_function_and_variable_attributes): Use it.
1512 2011-01-26 Richard Guenther <rguenther@suse.de>
1515 * cgraphbuild.c (record_eh_tables): Record reference to personality
1518 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1521 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1522 non-debug insns from moving up.
1524 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1527 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1528 t-dlldir{,-x} fragment for build and add it to tmake_file.
1529 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1530 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1531 * config/i386/t-dlldir: New file.
1532 (SHLIB_DLLDIR): Define.
1533 * config/i386/t-dlldir-x: New file.
1534 (SHLIB_DLLDIR): Define.
1535 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1536 (SHLIB_INSTALL): Use it.
1538 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1541 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1542 lower bound of the allowed Thumb-2 coprocessor load/store
1543 index range to -256. Add explaining comment.
1545 2011-01-25 Ian Lance Taylor <iant@google.com>
1547 * godump.c (go_define): Improve lexing of macro expansion to only
1548 accept expressions which match Go spec.
1550 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1553 * tree.c (handle_dll_attribute): Handle it.
1554 * doc/extend.texi (@item dllexport): Mention it.
1555 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1557 2011-01-25 Ian Lance Taylor <iant@google.com>
1559 PR tree-optimization/26854
1560 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1561 (decl_jump_unsafe): Move higher in file, with no other change.
1562 (bind): Set has_jump_unsafe_decl if appropriate.
1563 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1564 (check_earlier_gotos): Likewise.
1565 (c_check_switch_jump_warnings): Likewise.
1567 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1569 * doc/invoke.texi (Warning Options): Add missing hyphen.
1570 (-fprofile-dir): Minor grammatical fixes.
1571 (-fbranch-probabilities): Likewise.
1573 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1577 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1579 (no_real_insns_p, schedule_block, set_priorities): Drop special
1580 treatment of boundary debug insns.
1581 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1582 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1583 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1584 (BOUNDARY_DEBUG_INSN_P): Likewise.
1585 (SCHEDULE_DEBUG_INSN_P): Likewise.
1586 * sched-rgn.c (init_ready_list): Drop special treatment of
1587 boundary debug insns.
1588 * final.c (rest_of_clean-state): Clear notes' BB.
1590 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1592 * Makefile.in (LAMBDA_H): Removed.
1593 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1594 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1595 lambda-trans.o, and tree-loop-linear.o.
1596 (lto-symtab.o): Remove dependence on LAMBDA_H.
1597 (tree-loop-linear.o): Remove rule.
1598 (lambda-mat.o): Same.
1599 (lambda-trans.o): Same.
1600 (lambda-code.o): Same.
1601 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1602 (tree-vect-slp.o): Same.
1603 * hwint.h (gcd): Moved here.
1604 (least_common_multiple): Same.
1605 * lambda-code.c: Removed.
1606 * lambda-mat.c: Removed.
1607 * lambda-trans.c: Removed.
1608 * lambda.h: Removed.
1609 * tree-loop-linear.c: Removed.
1610 * lto-symtab.c: Do not include lambda.h.
1611 * omega.c (gcd): Removed.
1612 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1613 * tree-data-ref.c (print_lambda_vector): Moved here.
1614 (lambda_vector_copy): Same.
1615 (lambda_matrix_copy): Same.
1616 (lambda_matrix_id): Same.
1617 (lambda_vector_first_nz): Same.
1618 (lambda_matrix_row_add): Same.
1619 (lambda_matrix_row_exchange): Same.
1620 (lambda_vector_mult_const): Same.
1621 (lambda_vector_negate): Same.
1622 (lambda_matrix_row_negate): Same.
1623 (lambda_vector_equal): Same.
1624 (lambda_matrix_right_hermite): Same.
1625 * tree-data-ref.h: Do not include lambda.h.
1626 (lambda_vector): Moved here.
1627 (lambda_matrix): Same.
1628 (dependence_level): Same.
1629 (lambda_transform_legal_p): Removed declaration.
1630 (lambda_collect_parameters): Same.
1631 (lambda_compute_access_matrices): Same.
1632 (lambda_vector_gcd): Same.
1633 (lambda_vector_new): Same.
1634 (lambda_vector_clear): Same.
1635 (lambda_vector_lexico_pos): Same.
1636 (lambda_vector_zerop): Same.
1637 (lambda_matrix_new): Same.
1638 * tree-flow.h (least_common_multiple): Removed declaration.
1639 * tree-parloops.c (lambda_trans_matrix): Moved here.
1641 (LTM_ROWSIZE): Same.
1642 (LTM_COLSIZE): Same.
1643 (LTM_DENOMINATOR): Same.
1644 (lambda_trans_matrix_new): Same.
1645 (lambda_matrix_vector_mult): Same.
1646 (lambda_transform_legal_p): Same.
1647 * tree-pass.h (pass_linear_transform): Removed declaration.
1648 * tree-ssa-loop.c (tree_linear_transform): Removed.
1649 (gate_tree_linear_transform): Removed.
1650 (pass_linear_transform): Removed.
1651 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1652 flag_loop_interchange.
1654 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1656 PR tree-optimization/47265
1657 PR tree-optimization/47443
1658 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1659 if name still has some uses.
1661 2011-01-25 Martin Jambor <mjambor@suse.cz>
1663 PR tree-optimization/47382
1664 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1665 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1667 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1669 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1670 sjlj_except_unwind_info.
1672 2011-01-25 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/47426
1675 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1676 visible functions results escape.
1678 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1681 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1682 (arm_get_frame_offsets): Use it.
1684 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1685 Jakub Jelinek <jakub@redhat.com>
1687 PR tree-optimization/47271
1688 * tree-if-conv.c (bb_postdominates_preds): New.
1689 (if_convertible_bb_p): Call bb_postdominates_preds.
1690 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1691 (predicate_scalar_phi): Call bb_postdominates_preds.
1693 2011-01-25 Nick Clifton <nickc@redhat.com>
1695 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1696 * config/rx/rx.c (rx_function_value): Likewise.
1697 (rx_promote_function_mode): Likewise.
1698 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1699 in order to make it legitimate.
1700 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1701 make sure that the first operand is the same as the result register.
1702 (addsi3_unspec): Delete.
1703 (subdi3): Do not accept immediate operands.
1704 (subdi3_internal): Likewise.
1706 2011-01-25 Jeff Law <law@redhat.com>
1708 PR rtl-optimization/37273
1709 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1710 handle them like argument loads from stack slots. Do not double
1711 count memory for memory constants and argument loads from stack slots.
1713 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1715 PR tree-optimization/47427
1716 PR tree-optimization/47428
1717 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1718 coalesce if the new root var would be TREE_READONLY.
1720 2011-01-25 Richard Guenther <rguenther@suse.de>
1723 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1724 correct type for TBAA.
1726 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1728 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1729 (close_phi_written_to_memory): Call for_each_index with
1730 dr_indices_valid_in_loop.
1732 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1734 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1735 when it is initialized.
1737 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1739 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1740 call to graphite_find_data_references_in_stmt.
1741 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1742 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1743 call to graphite_find_data_references_in_stmt.
1744 (analyze_drs_in_stmts): Same.
1745 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1746 in which the scalar analysis of indices is performed.
1747 (create_data_ref): Same. Update call to dr_analyze_indices.
1748 (find_data_references_in_stmt): Update call to create_data_ref.
1749 (graphite_find_data_references_in_stmt): Same.
1750 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1752 (create_data_ref): Same.
1753 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1754 call to create_data_ref.
1756 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1758 * graphite-sese-to-poly.c (build_poly_scop): Move
1759 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1761 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1763 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1764 VAR_DECL, PARM_DECL, and RESULT_DECL.
1766 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1768 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1770 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1771 that have already been marked as PBB_IS_REDUCTION.
1773 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1775 * graphite-scop-detection.c (same_close_phi_node): New.
1776 (remove_duplicate_close_phi): New.
1777 (make_close_phi_nodes_unique): New.
1778 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1780 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1782 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1783 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1784 of both data references to be the same.
1786 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1788 * graphite-dependences.c (build_lexicographical_constraint): Remove
1790 (build_lexicographical_constraint): Adjust call to
1791 ppl_powerset_is_empty.
1792 (dependence_polyhedron): Same.
1793 (graphite_legal_transform_dr): Same.
1794 (graphite_carried_dependence_level_k): Same.
1795 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1797 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1799 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1801 * graphite-sese-to-poly.c
1802 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1803 (close_phi_written_to_memory): New.
1804 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1807 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1809 * doc/install.texi: Update the expected version number of PPL to 0.11.
1810 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1811 #if PPL_VERSION_MINOR < 11.
1813 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1815 * graphite-dependences.c: Include graphite-cloog-util.h.
1816 (new_poly_ddr): Inlined into dependence_polyhedron.
1817 (free_poly_ddr): Moved close by new_poly_ddr.
1818 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1819 Early return NULL when ppl_powerset_is_empty returns true.
1820 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1821 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1822 (graphite_legal_transform_dr): Call new_poly_ddr.
1823 (graphite_carried_dependence_level_k): Same.
1824 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1825 (dot_transformed_deps_stmt_1): Removed.
1826 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1827 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1828 (dot_deps_1): Call dot_deps_2.
1829 * Makefile.in (graphite-dependences.o): Add missing dependence on
1830 graphite-cloog-util.h.
1832 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1834 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1835 (build_lexicographical_constraint): Same.
1836 (dependence_polyhedron_1): Same.
1837 (graphite_legal_transform_dr): Same.
1838 (graphite_carried_dependence_level_k): Same.
1839 * graphite-ppl.c (ppl_powerset_is_empty): New.
1840 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1841 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1843 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1845 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1846 the "a followed by b" relation and document it.
1848 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1850 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1851 iteration when the bag of constraints is empty.
1853 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1855 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1857 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1859 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1860 nest and two loop depths as parameters.
1861 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1862 lst_perfect_nestify.
1864 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1866 * graphite-dependences.c (print_pddr): Call
1867 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1869 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1871 * graphite-ppl.c (debug_gmp_value): New.
1872 * graphite-ppl.h (debug_gmp_value): Declared.
1874 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1876 * doc/install.texi: Document availability of cloog-0.16.
1878 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1880 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1881 invalid postdominance info.
1883 2011-01-24 Jan Hubicka <jh@suse.cz>
1886 * doc/extend.texi (weak pragma): Drop claim that it must
1887 appear before definition.
1888 * varasm.c (merge_weak, declare_weak): Only sanity check
1889 that DECL is not output at a time it is declared weak.
1891 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1893 * machmode.def: Fixed comments.
1895 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1897 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1899 2011-01-24 Paul Koning <ni1d@arrl.net>
1901 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1904 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1907 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1908 (block_info): Add scanned and prev.
1909 (move_or_delete_vzeroupper_2): Return if the basic block
1910 has been scanned and the upper 128bit state is unchanged
1912 (move_or_delete_vzeroupper_1): Return true if the exit
1914 (move_or_delete_vzeroupper): Visit basic blocks using the
1915 work-list based algorithm based on vt_find_locations in
1918 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1920 2011-01-24 Nick Clifton <nickc@redhat.com>
1922 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1923 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1924 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1925 then define __v850e1__.
1926 * doc/invoke.texi: Document -mv850es.
1928 2011-01-24 Richard Henderson <rth@redhat.com>
1930 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1931 compound unordered comparisons.
1932 * config/rx/rx.c (rx_split_fp_compare): Remove.
1933 * config/rx/rx-protos.h: Update.
1934 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1935 (cbranchsf4): Don't call rx_split_fp_compare.
1936 (*cbranchsf4): Use rx_split_cbranch.
1937 (*cmpsf): Don't accept "i" constraint.
1938 (*conditional_branch): Only valid after reload.
1939 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1941 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1944 * config/rs6000/altivec.md (vector constant splitters): Add
1945 support for creating vector single precision constants if -mvsx is
1946 used and we would create the constant using Altivec primitives.
1948 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1949 Richard Sandiford <rdsandiford@googlemail.com>
1951 PR rtl-optimization/47166
1952 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1953 mechanism for PRE_MODIFY and POST_MODIFY.
1954 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1957 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1959 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1961 2011-01-22 Jan Hubicka <jh@suse.cz>
1964 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1966 2011-01-22 Jan Hubicka <jh@suse.cz>
1968 PR tree-optimization/43884
1970 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1971 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1973 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1975 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1976 * config/s390/s390.c (s390_register_move_cost,
1977 s390_memory_move_cost): New.
1978 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1980 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1983 * except.c (sjlj_assign_call_site_values): Move setting the
1984 crtl->uses_eh_lsda flag to ...
1985 (sjlj_mark_call_sites): ... here.
1986 (sjlj_emit_function_enter): Support NULL dispatch label.
1987 (sjlj_build_landing_pads): In a function with no landing pads
1988 that still has must-not-throw regions, generate code to register
1989 a personality function with empty LSDA.
1991 2011-01-21 Richard Henderson <rth@redhat.com>
1993 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1995 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1997 * compare-elim.c: New file.
1998 * Makefile.in (OBJS-common): Add it.
1999 (compare-elim.o): New.
2000 * common.opt (fcompare-elim): New.
2001 * opts.c (default_options_table): Add OPT_fcompare_elim.
2002 * tree-pass.h (pass_compare_elim_after_reload): New.
2003 * passes.c (init_optimization_passes): Add it.
2004 * recog.h: Protect against re-inclusion.
2005 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2006 * doc/invoke.texi (-fcompare-elim): Document it.
2007 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2008 * doc/tm.texi: Rebuild.
2010 2011-01-22 Nick Clifton <nickc@redhat.com>
2012 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2013 rx_split_fp_compare.
2015 2011-01-22 Nick Clifton <nickc@redhat.com>
2017 * config/rx/rx.md (UNSPEC_CONST): New.
2018 (deallocate_and_return): Wrap the amount popped off the stack in
2019 an UNSPEC_CONST in order to stop it being rejected by
2020 -mmax-constant-size.
2021 (pop_and_return): Add a "(return)" rtx.
2022 (call): Drop the immediate operand.
2023 (call_internal): Likewise.
2024 (call_value): Likewise.
2025 (call_value_internal): Likewise.
2026 (sibcall_internal): Likewise.
2027 (sibcall_value_internal): Likewise.
2028 (sibcall): Likewise. Generate an explicit call using
2030 (sibcall_value): Likewise.
2031 (mov<>): FAIL if a constant operand is not legitimate.
2032 (addsi3_unpsec): New pattern.
2034 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2035 (ok_for_max_constant): New function.
2036 (gen_safe_add): New function.
2037 (rx_expand_prologue): Use gen_safe_add.
2038 (rx_expand_epilogue): Likewise.
2039 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2042 2011-01-21 Jeff Law <law@redhat.com>
2044 PR tree-optimization/47053
2045 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2046 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2047 statements are deleted.
2048 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2049 is nonempty, then purge dead edges and cleanup the CFG.
2051 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2055 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2057 * tree-dfa.c (create_var_ann): Mark variable as used.
2059 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2062 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2063 notes from other section in hot/cold partitioning even if
2064 last_action is -3. Increment call_site_base.
2066 PR rtl-optimization/47366
2067 * fwprop.c (forward_propagate_into): Return bool. If
2068 any changes are made, -fnon-call-exceptions is used and
2069 REG_EH_REGION note is present, call purge_dead_edges
2070 and return true if it purged anything.
2071 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2072 any EH edges were purged.
2074 2011-01-21 Jeff Law <law@redhat.com>
2076 PR rtl-optimization/41619
2077 * caller-save.c (setup_save_areas): Break out code to determine
2078 which hard regs are live across calls by examining the reload chains
2079 so that it is always used.
2080 Eliminate code which checked REG_N_CALLS_CROSSED.
2082 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2084 PR tree-optimization/47355
2085 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2086 NOP has non-debug uses beyond PHIs in new_bb.
2088 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2091 * cfgexpand.c (account_used_vars_for_block): Only account vars
2092 that are annotated as used.
2093 (estimated_stack_frame_size): Don't set TREE_USED.
2094 * tree-dfa.c (create_var_ann): Mark variable as used.
2096 2011-01-21 Richard Guenther <rguenther@suse.de>
2099 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2101 2011-01-21 Richard Guenther <rguenther@suse.de>
2103 PR tree-optimization/47365
2104 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2105 (vn_reference_lookup_pieces): Adjust.
2106 (vn_reference_lookup): Likewise.
2107 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2108 (vn_reference_lookup_3): Only look through kills if in
2109 VN_WALKREWRITE mode.
2110 (vn_reference_lookup_pieces): Adjust.
2111 (vn_reference_lookup): Likewise.
2112 (visit_reference_op_load): Likewise.
2113 (visit_reference_op_store): Likewise.
2114 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2115 (compute_avail): Likewise.
2116 (eliminate): Likewise.
2118 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2120 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2121 DECL_IGNORED_P non-reg vars if they are used.
2123 PR tree-optimization/47391
2124 * varpool.c (const_value_known_p): Return false if
2127 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2130 * config/i386/i386.c (ix86_local_alignment): Handle
2131 case for va_list_type_node is nil.
2132 (ix86_canonical_va_list_type): Likewise.
2134 2011-01-21 Alan Modra <amodra@gmail.com>
2136 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2137 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2139 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2141 * config/arm/arm.md (define_attr type): Rename f_load
2142 and f_store to f_fpa_load and f_fpa_store. Update.
2143 (write_conflict): Deal with rename fallout.
2144 (*push_fp_multi): Likewise.
2145 * config/arm/fpa.md (f_load): Use f_fpa_load.
2146 (f_store): Use f_fpa_store.
2147 (*movsf_fpa): Likewise.
2148 (*movdf_fpa): Likewise.
2149 (*movxf_fpa): Likewise.
2150 (*thumb2_movsf_fpa): Likewise.
2151 (*thumb2_movdf_fpa): Likewise.
2152 (*thumb2_movxf_fpa): Likewise.
2153 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2154 f_loadd and f_stored.
2155 (*thumb2_movdi_vfp): Likewise.
2156 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2157 (*thumb2_movsi_vfp): Likewise.
2158 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2159 Use f_loads instead of f_load.
2160 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2162 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2164 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2165 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2166 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2167 (xtensa_mode_dependent_address_p): New function.
2168 (constantpool_address_p): Make static. Change return type to bool.
2169 Change argument type to const_rtx. Use CONST_INT_P predicate.
2171 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2174 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2176 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2179 * cfgexpand.c (expand_debug_expr): Instead of generating
2180 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2183 2011-01-20 Richard Guenther <rguenther@suse.de>
2186 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2187 the pointer operand of MEM_REFs.
2189 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2191 PR tree-optimization/46130
2192 * ipa-split.c (consider_split): If return_bb contains non-virtual
2193 PHIs other than for retval or if split_function would not adjust it,
2196 2011-01-20 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/47167
2199 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2200 Revert previous change, only avoid enumeral type changes.
2202 2011-01-19 Mike Stump <mikestump@comcast.net>
2204 * doc/tm.texi.in (BRANCH_COST): Englishify.
2205 * doc/tm.texi (BRANCH_COST): Likewise.
2207 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2210 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2211 (gen_scheduled_generic_parms_dies): New functions.
2212 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2213 generation for the end of CU compilation.
2214 (dwarf2out_finish): Generate template parameters DIEs here.
2216 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2219 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2220 debug bind stmt on merge edges.
2222 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2226 * function.c (instantiate_expr): Instantiate incoming rtl of
2227 implicit arguments, and recurse on VALUE_EXPRs.
2228 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2229 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2231 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2233 * c-parser.c (c_parser_for_statement): Initialize
2234 collection_expression.
2236 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2238 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2240 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2242 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2243 (LINK_SHLIB_SPEC): Don't use %(link_path).
2244 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2246 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2248 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2249 (NO_SHARED_LIB_SUPPORT): Remove.
2250 (LINK_SHLIB_SPEC): Remove one conditional definition.
2252 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2254 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2256 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2257 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2258 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2259 %{call_shared} and conditionals on these options not being passed.
2260 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2263 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2265 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2268 * ipa-split.c: Spelling fixes.
2270 2011-01-19 Richard Henderson <rth@redhat.com>
2272 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2273 (*mulsi3): Likewise.
2275 * longlong.h [__mn10300__] (count_leading_zeros): New.
2276 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2277 [__mn10300__] (add_ssaaaa, subddmmss): New.
2278 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2279 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2281 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2283 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2285 2011-01-19 Richard Henderson <rth@redhat.com>
2287 * config/mn10300/mn10300.md (addsi3_flags): New.
2288 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2289 (subsi3_flags, subc_internal, subdi3): New.
2290 (subdi3_internal, *subdi3_degenerate): New.
2291 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2293 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2294 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2295 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2296 * config/mn10300/mn10300-protos.h: Update.
2297 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2298 (return_ret): Likewise. Rename from return_internal_regs.
2299 (return_internal): Remove.
2301 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2302 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2303 (mn10300_legitimate_constant_p): Likewise.
2304 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2305 (mn10300_frame_size): New.
2306 (mn10300_expand_prologue): Use it.
2307 (mn10300_expand_epilogue): Likewise.
2308 (mn10300_initial_offset): Likewise.
2309 * config/mn10300/mn10300-protos.h: Update.
2310 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2311 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2312 (prologue, epilogue, return_internal): Tidy output code.
2313 (mn10300_store_multiple_operation, return): Likewise.
2314 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2315 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2316 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2317 (load_pic, am33_load_pic): New.
2318 (mn10300_load_pic0, mn10300_load_pic1): New.
2320 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2321 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2322 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2323 (cc_flags_for_mode, cc_flags_for_code): New.
2324 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2325 overflow flag is not valid. Validate that the flags we need
2326 for the comparison are valid.
2327 (mn10300_output_cmp): Remove.
2328 (mn10300_output_add): New.
2329 (mn10300_select_cc_mode): Use cc_flags_for_code.
2330 (mn10300_split_cbranch): New.
2331 (mn10300_match_ccmode): New.
2332 (mn10300_split_and_operand_count): New.
2333 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2335 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2336 (addsi3): ... here. Use mn10300_output_add.
2337 (*addsi3_flags): New.
2338 (*am33_subsi3, *mn10300_subsi3): Merge...
2339 (subsi3): ... here. Use attribute isa.
2340 (*subsi3_flags): New.
2341 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2343 (*am33_andsi3, *mn10300_andsi3): Merge...
2345 (*andsi3_flags): New.
2346 (andsi3 splitters): New.
2347 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2349 (*iorsi3_flags): New.
2350 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2352 (*xorsi3_flags): New.
2353 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2354 (one_cmplsi2): ... here.
2355 (*one_cmplsi2_flags): New.
2356 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2357 instead of "dax" in constraints. Use mn10300_split_cbranch.
2358 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2359 use matching constraints to eliminate a self-comparison.
2360 (*integer_conditional_branch): Rename from integer_conditional_branch.
2361 Use int_mode_flags to match CC_REG.
2362 (*cbranchsi4_btst, *btstsi): New.
2363 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2364 mn10300_split_cbranch.
2365 (*am33_cmpsf): Rename from am33_cmpsf.
2366 (*float_conditional_branch): Rename from float_conditional_branch.
2367 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2368 (zero_extendqisi2): ... here.
2369 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2370 (zero_extendhisi2): ... here.
2371 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2372 (extendqisi2): ... here.
2373 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2374 (extendhisi2): ... here.
2375 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2376 (ashlsi3): ... here.
2377 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2378 (lshrsi3): ... here.
2379 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2380 (ashrsi3): ... here.
2381 (consecutive add peephole): Remove.
2382 * config/mn10300/predicates.md (label_ref_operand): New.
2383 (int_mode_flags): New.
2384 (CCZN_comparison_operator): New.
2386 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2387 (throughput_42_latency_43): New reservation.
2388 (mulsidi3, umulsidi3): New expanders.
2389 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2390 the MDR register to allocation; separately allocate the low and
2391 high parts of the DImode result.
2392 (umulsidi3_internal): Similarly.
2393 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2394 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2395 (udivsi3, umodsi3): Remove.
2396 (udivmodsi4, divmodsi4): New expanders.
2397 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2398 (*divmodsi4): Simiarly.
2399 (ext_internal): New.
2401 * config/mn10300/constraints.md ("z"): New constraint.
2402 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2403 (FIXED_REGISTERS): Don't fix MDR.
2404 (CALL_USED_REGSITERS): Reformat nicely.
2405 (REG_ALLOC_ORDER): Add MDR.
2406 (enum regclass): Add MDR_REGS.
2407 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2408 (IRA_COVER_CLASSES): Add MDR_REGS.
2409 (REGNO_REG_CLASS): Handle MDR_REG.
2410 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2411 (mn10300_register_move_cost): Likewise.
2412 * config/mn10300/mn10300.md (MDR_REG): New.
2413 (*movsi_internal): Handle moves to/from MDR_REGS.
2415 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2417 (mn10300_secondary_reload): Tidy combination reload classes.
2418 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2419 addresses for AM33. Allow symbolic offsets for reg+imm.
2420 (mn10300_regno_in_class_p): New.
2421 (mn10300_legitimize_reload_address): New.
2422 * config/mn10300/mn10300.h (enum reg_class): Remove
2423 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2424 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2426 (REG_CLASS_NAMES): Update to match.
2427 (REG_CLASS_CONTENTS): Likewise.
2428 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2429 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2430 (REGNO_IN_RANGE_P): Remove.
2431 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2432 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2433 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2434 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2435 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2436 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2437 (REGNO_GENERAL_P): New.
2438 (HAVE_POST_MODIFY_DISP): New.
2439 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2440 (LEGITIMIZE_RELOAD_ADDRESS): New.
2441 * config/mn10300/mn10300-protos.h: Update.
2443 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2444 DATA_REGS for AM33 stack-pointer destination.
2445 (mn10300_preferred_output_reload_class): Likewise.
2446 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2447 into a form appropriate for ...
2448 (TARGET_SECONDARY_RELOAD): New.
2449 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2450 * config/mn10300/mn10300-protos.h: Update.
2451 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2452 reload_insi; use the "A" constraint for the scratch; handle AM33
2453 moves of sp to non-address registers.
2455 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2456 (*movqi_internal): ... here.
2457 (*am33_movhi, *mn10300_movhi): Merge into...
2458 (*movhi_internal): ... here.
2459 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2460 as the source/destination of moves from/to SP.
2461 (movsf): Only allow for AM33-2.
2462 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2463 any integer constant constraint. Only allow for AM33-2. Tidy
2464 all of the alternative outputs.
2465 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2466 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2468 (udivsi3, umodsi3): New patterns for MN103 only.
2470 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2472 * doc/tm.texi.in: Spell out that a lack of register class unions
2474 * doc/tm.texi: Regenerate.
2476 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2478 PR rtl-optimization/47337
2479 * dce.c (check_argument_store): New function.
2480 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2482 PR tree-optimization/47290
2483 * tree-eh.c (infinite_empty_loop_p): New function.
2484 (cleanup_empty_eh): Use it.
2486 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2489 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2490 (a64_expand_widen_sum): Ditto.
2491 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2492 (vec_extract_evenodd_help): Ditto.
2493 (vec_extract_evenv4hi): Ditto.
2494 (vec_extract_oddv4hi): Ditto.
2495 (vec_extract_evenv2si): Ditto.
2496 (vec_extract_oddv2si): Ditto.
2497 (vec_extract_evenv2sf): Ditto.
2498 (vec_extract_oddv2sf): Ditto.
2499 (vec_pack_trunc_v4hi: Ditto.
2500 (vec_pack_trunc_v2si): Ditto.
2501 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2502 (vec_interleave_highv8qi): Ditto.
2504 (vec_extract_oddv8qi): Ditto.
2505 (vec_interleave_lowv4hi): Ditto.
2506 (vec_interleave_highv4hi): Ditto.
2507 (vec_interleave_lowv2si): Ditto.
2508 (vec_interleave_highv2si): Ditto.
2510 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2512 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2513 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2514 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2515 (pa_c_mode_for_suffix): New.
2516 (TARGET_EXPAND_BUILTIN): Define.
2517 (TARGET_C_MODE_FOR_SUFFIX): Define.
2518 (pa_builtins): Define.
2519 (pa_init_builtins): Register __float128 type and init new support
2521 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2522 * config/pa/quadlib.c (_U_Qfcopysign): New.
2524 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2527 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2528 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2531 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2533 PR tree-optimization/47179
2534 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2535 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2537 2011-01-18 Richard Guenther <rguenther@suse.de>
2539 PR rtl-optimization/47216
2540 * emit-rtl.c: Include tree-flow.h.
2541 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2542 of replicating it with different semantics.
2543 * Makefile.in (emit-rtl.o): Adjust.
2545 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2547 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2548 (cortex_a9_dp): Handle neon types correctly.
2550 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2552 PR rtl-optimization/47299
2553 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2554 subtarget. Use normal multiplication if both operands are constants.
2555 * expmed.c (expand_widening_mult): Don't try to optimize constant
2556 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2559 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2561 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2562 spacing after 'e.g.', typos, comma, hyphenation.
2564 2011-01-17 Richard Henderson <rth@redhat.com>
2566 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2567 (rx_restricted_mem_operand): New.
2568 (rx_shift_operand): Use register_operand.
2569 (rx_source_operand, rx_compare_operand): Likewise.
2570 * config/rx/rx.md (addsi3_flags): New expander.
2571 (adddi3): Rewrite as expander.
2572 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2573 (subsi3_flags): New expander.
2574 (subdi3): Rewrite as expander.
2575 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2577 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2578 (rx_init_builtins): Remove sat builtin.
2579 (rx_expand_builtin): Likewise.
2580 * config/rx/rx.md (ssaddsi3): New.
2581 (*sat): Rename from sat. Represent the CC_REG input.
2583 * config/rx/predicates.md (rshift_operator): New.
2584 * config/rx/rx.c (rx_expand_insv): Remove.
2585 * config/rx/rx-protos.h: Update.
2586 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2587 operand to the canonical position.
2588 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2589 (*bitclr, *bitclr_in_memory): Similarly.
2590 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2591 (insv): Retain the zero_extract in the expansion.
2593 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2594 (bswaphi2, bitinvert, revw): Likewise.
2596 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2597 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2598 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2599 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2600 (bitset, bitset_in_memory): Likewise.
2601 (bitinvert, bitinvert_in_memory): Likewise.
2602 (bitclr, bitclr_in_memory): Likewise.
2603 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2604 (rx_strend, rx_cmpstrn): Likewise.
2605 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2606 (bitop peep2 patterns): Remove.
2608 * config/rx/rx.c (rx_match_ccmode): New.
2609 * config/rx/rx-protos.h: Update.
2610 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2611 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2612 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2613 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2614 (fix_truncsfsi2, floatsisf2): Likewise.
2615 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2616 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2617 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2618 (*subsi3_flags, *xorsi3_flags): New.
2620 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2622 * config/rx/rx.c (rx_print_operand): Remove workaround for
2623 unsplit comparison operations.
2625 * config/rx/rx.md (movsicc): Split after reload.
2626 (*movsicc): Merge *movsieq and *movsine via match_operator.
2627 (*stcc): New pattern.
2629 * config/rx/rx.c (rx_float_compare_mode): Remove.
2630 * config/rx/rx.h (rx_float_compare_mode): Remove.
2631 * config/rx/rx.md (cstoresi4): Split after reload.
2632 (*sccc): New pattern.
2634 * config/rx/predicates.md (label_ref_operand): New.
2635 (rx_z_comparison_operator): New.
2636 (rx_zs_comparison_operator): New.
2637 (rx_fp_comparison_operator): New.
2638 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2639 Validate that the flags are set properly for the comparison.
2640 (rx_gen_cond_branch_template): Remove.
2641 (rx_cc_modes_compatible): Remove.
2642 (mode_from_flags): New.
2643 (flags_from_code): Rename from flags_needed_for_conditional.
2644 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2645 (rx_select_cc_mode): Likewise.
2646 (rx_split_fp_compare): New.
2647 (rx_split_cbranch): New.
2648 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2649 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2650 (*cbranchsf4): Similarly.
2651 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2652 match_operator and rx_split_cbranch.
2653 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2654 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2655 (*cmpsi): Rename from cmpsi.
2656 (*tstsi): Rename from tstsi.
2657 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2658 (*conditional_branch): Rename from conditional_branch.
2659 (*reveresed_conditional_branch): Remove.
2660 (b<code>): Remove expander.
2661 * config/rx/rx-protos.h: Update.
2663 * config/rx/rx.c (rx_compare_redundant): Remove.
2664 * config/rx/rx.md (cmpsi): Don't use it.
2665 * config/rx/rx-protos.h: Update.
2667 * config/rx/rx-modes.def (CC_F): New mode.
2668 * config/rx/rx.c (rx_select_cc_mode): New.
2669 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2670 * config/rx/rx-protos.h: Update.
2672 2011-01-17 Richard Henderson <rth@redhat.com>
2674 * except.c (dump_eh_tree): Fix stray ; after for statement.
2676 2011-01-17 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/47313
2679 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2680 handling before copying the body. Properly deal with
2681 by-reference result in SSA form.
2683 2011-01-17 Ian Lance Taylor <iant@google.com>
2686 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2687 (struct_value_alias_set): Don't define.
2688 (sparc_option_override): Don't set sparc_sr_alias_set and
2689 struct_value_alias_set.
2690 (save_or_restore_regs): Use gen_frame_mem rather than calling
2692 (sparc_struct_value_rtx): Likewise.
2694 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2697 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2699 (_mm_maskstore_pd): Likewise.
2700 (_mm_maskload_ps): Likewise.
2701 (_mm_maskstore_ps): Likewise.
2702 (_mm256_maskload_pd): Change mask to __m256i.
2703 (_mm256_maskstore_pd): Likewise.
2704 (_mm256_maskload_ps): Likewise.
2705 (_mm256_maskstore_ps): Likewise.
2707 * config/i386/i386-builtin-types.def: Updated.
2708 (ix86_expand_special_args_builtin): Likewise.
2710 * config/i386/i386.c (bdesc_special_args): Update
2711 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2712 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2713 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2714 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2716 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2717 Use <avxpermvecmode> on mask register.
2718 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2720 2011-01-17 Olivier Hainque <hainque@adacore.com>
2721 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2722 Eric Botcazou <ebotcazou@adacore.com>
2725 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2726 if <= USHRT_MAX in 32-bit mode.
2728 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2730 * doc/install.texi (Configuration, Specific): Wrap long
2731 lines in examples. Allow line wrapping in long options
2732 and URLs where beneficial for PDF output.
2734 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2736 * config/mips/mips.c (mips_classify_symbol): Don't return
2737 SYMBOL_PC_RELATIVE for nonlocal labels.
2739 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2741 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2743 2011-01-15 Jan Hubicka <jh@suse.cz>
2745 PR tree-optimization/47276
2746 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2747 declarations as needed.
2749 2011-01-15 Martin Jambor <mjambor@suse.cz>
2751 * common.opt (fdevirtualize): New flag.
2752 * doc/invoke.texi (Option Summary): Document it.
2753 * opts.c (default_options_table): Add devirtualize flag.
2754 * ipa-prop.c (detect_type_change): Return immediately if
2755 devirtualize flag is not set.
2756 (detect_type_change_ssa): Likewise.
2757 (compute_known_type_jump_func): Likewise.
2758 (ipa_analyze_virtual_call_uses): Likewise.
2760 2011-01-14 Martin Jambor <mjambor@suse.cz>
2762 PR tree-optimization/45934
2763 PR tree-optimization/46302
2764 * ipa-prop.c (type_change_info): New type.
2765 (stmt_may_be_vtbl_ptr_store): New function.
2766 (check_stmt_for_type_change): Likewise.
2767 (detect_type_change): Likewise.
2768 (detect_type_change_ssa): Likewise.
2769 (compute_complex_assign_jump_func): Check for dynamic type change.
2770 (compute_complex_ancestor_jump_func): Likewise.
2771 (compute_known_type_jump_func): Likewise.
2772 (compute_scalar_jump_functions): Likewise.
2773 (ipa_analyze_virtual_call_uses): Likewise.
2774 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2776 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2778 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2779 * config/i386/i386.opt (msse5): New Alias.
2781 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2783 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2784 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2785 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2786 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2788 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2790 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2792 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2793 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2794 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2795 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2797 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2799 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2801 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2803 2011-01-14 Mike Stump <mikestump@comcast.net>
2805 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2806 * config/fr30/fr30.md: Likweise
2807 (movsi_push): Likewise.
2808 (movsi_pop): Likewise.
2809 (enter_func): Likewise.
2810 * config/moxie/moxie.md (movsi_push): Likewise.
2811 (movsi_pop): Likewise.
2813 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2815 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2816 %{no_archive} %{exact_version}.
2817 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2818 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2819 %{no_archive} %{exact_version}.
2820 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2821 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2822 * config/mips/vxworks.h: Likewise.
2824 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2826 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2828 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2830 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2831 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2833 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2835 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2838 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2840 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2842 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2843 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2845 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2846 Don't handle -shlib.
2848 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2850 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2851 (CC1_SPEC): Don't handle -profile.
2853 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2855 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2856 * config/mips/mips.h (CC1_SPEC): Likewise.
2858 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2860 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2861 * config/mips/mips.h (CC1_SPEC): Likewise.
2863 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2865 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2866 * config/m32r/linux.h (LINK_SPEC): Likewise.
2867 * config/mips/linux.h (LINK_SPEC): Likewise.
2868 * config/mips/linux64.h (LINK_SPEC): Likewise.
2869 * config/sparc/linux.h (LINK_SPEC): Likewise.
2870 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2871 LINK_SPEC): Likewise.
2872 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2874 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2876 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2878 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2880 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2882 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2883 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2885 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2887 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2889 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2891 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2892 supports -Bstatic/-Bdynamic.
2893 * configure: Regenerate.
2895 2011-01-14 Jan Hubicka <jh@suse.cz>
2896 Jack Howarth <howarth@bromo.med.uc.edu>
2899 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2900 when checking debug_info_level. Test write_symbols instead of
2901 debug_hooks->var_location when setting flag_var_tracking_uninit.
2903 2011-01-14 Richard Guenther <rguenther@suse.de>
2905 PR tree-optimization/47179
2906 * target.def (ref_may_alias_errno): New target hook.
2907 * targhooks.h (default_ref_may_alias_errno): Declare.
2908 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2909 (default_ref_may_alias_errno): New function.
2910 * target.h (struct ao_ref_s): Declare.
2911 * tree-ssa-alias.c: Include target.h.
2912 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2913 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2914 (targhooks.o): Likewise.
2915 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2916 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2918 2011-01-14 Richard Guenther <rguenther@suse.de>
2920 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2922 2011-01-14 Richard Guenther <rguenther@suse.de>
2924 PR tree-optimization/47280
2925 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2927 (tree_ssa_forward_propagate_single_use_vars): Deal with
2928 CFG changes from associate_plusminus.
2930 2011-01-14 Richard Guenther <rguenther@suse.de>
2934 2011-01-11 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/46076
2937 * tree-ssa.c (useless_type_conversion_p): Conversions from
2938 unprototyped to empty argument list function types are useless.
2940 2011-01-14 Richard Guenther <rguenther@suse.de>
2942 PR tree-optimization/47286
2943 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2945 2011-01-14 Martin Jambor <mjambor@suse.cz>
2948 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2950 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2952 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2953 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2954 * config/xtensa/xtensa.c (xtensa_libcall_value,
2955 xtensa_function_value_regno_p): New functions.
2956 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2958 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2961 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2963 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2964 New function prototype.
2965 * config/i386/winnt.c (i386_pe_assemble_visibility):
2966 Warn only if attribute was specified by user.
2968 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2971 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2973 (floatunsdidf2_fcfidu): Ditto.
2975 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2977 * config/s390/s390.c (print_operand_address): Replace 'error' with
2978 'output_operand_lossage'.
2979 (print_operand): Likewise.
2981 2011-01-13 Jeff Law <law@redhat.com>
2983 PR rtl-optimization/39077
2984 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2985 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2986 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2987 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2988 * gcse.c (prune_insertions_deletions): New function.
2989 (compute_pre_data): Use it.
2991 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2994 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2996 (prune_unused_types_mark): Use it.
2998 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3000 PR rtl-optimization/45352
3001 * sel-sched.c: Update copyright years.
3002 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3003 in the advancing loop when we have issued issue_rate insns.
3005 2011-01-12 Richard Henderson <rth@redhat.com>
3007 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3008 (TARGET_MD_ASM_CLOBBERS): New.
3010 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3011 (TARGET_DELEGITIMIZE_ADDRESS): New.
3013 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3014 (clzsi2, *bsch): New patterns.
3016 * config/mn10300/mn10300.md (INT): New mode iterator.
3017 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3019 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3020 flag_split_wide_types.
3022 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3023 (mn10300_trampoline_init): Rewrite without a template, an immediate
3024 load and a direct branch.
3025 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3027 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3029 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3030 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3031 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3032 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3034 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3037 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3040 2011-01-12 Jan Hubicka <jh@suse.cz>
3043 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3044 (PLUGIN_COND_CLOSE): New macro.
3045 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3047 2011-01-12 Richard Guenther <rguenther@suse.de>
3050 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3051 register variables in a MEM_REF.
3053 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3055 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3056 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3057 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3058 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3059 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3060 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3061 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3062 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3063 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3064 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3065 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3066 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3067 * config/gnu-user.h: New. Copied from linux.h.
3068 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3069 GNU_USER_TARGET_STARTFILE_SPEC.
3070 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3071 GNU_USER_TARGET_ENDFILE_SPEC.
3072 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3073 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3074 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3075 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3076 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3077 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3078 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3079 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3080 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3081 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3082 * config/arm/linux-eabi.h (CC1_SPEC): Use
3083 GNU_USER_TARGET_CC1_SPEC.
3084 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3085 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3086 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3087 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3088 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3089 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3090 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3091 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3093 2011-01-12 Richard Guenther <rguenther@suse.de>
3096 * doc/invoke.texi (ffast-math): Document it is turned on
3099 2011-01-12 Jan Hubicka <jh@suse.cz>
3101 PR tree-optimization/47233
3102 * opts.c (common_handle_option): Disable ipa-reference with profile
3105 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3107 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3110 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3112 * c-parser.c (c_lex_one_token): Updated and reindented some
3113 comments. No changes in code.
3115 2011-01-11 Ian Lance Taylor <iant@google.com>
3117 * godump.c (go_output_var): Don't output the variable if there is
3118 already a type with the same name.
3120 2011-01-11 Ian Lance Taylor <iant@google.com>
3122 * godump.c (go_format_type): Don't generate float80.
3124 2011-01-11 Richard Henderson <rth@redhat.com>
3126 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3127 declaration. Rewrite for both speed and size.
3128 (mn10300_address_cost_1): Remove.
3129 (mn10300_register_move_cost): New.
3130 (mn10300_memory_move_cost): New.
3131 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3132 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3133 extensions, shifts, BSWAP, CLZ.
3134 (mn10300_wide_const_load_uses_clr): Remove.
3135 (TARGET_REGISTER_MOVE_COST): New.
3136 (TARGET_MEMORY_MOVE_COST): New.
3137 * config/mn10300/mn10300-protos.h: Update.
3138 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3140 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3141 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3142 * config/mn10300/mn10300-protos.h: Update.
3143 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3144 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3145 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3146 (*test_int_bitfield, *test_byte_bitfield): Remove.
3147 (*bit_test, *subreg_bit_test): Remove.
3148 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3150 * config/mn10300/constraints.md ("c"): Rename from "A".
3151 ("A", "D"): New constraint letters.
3152 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3153 (fmssf4, fnmasf4, fnmssf4): Likewise.
3155 * config/mn10300/mn10300.md (isa): New attribute.
3156 (enabled): New attribute.
3158 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3159 (abssf2, negsf2): Define only for hardware fp.
3160 (sqrtsf2): Reformat.
3161 (addsf3, subsf3, mulsf3): Merge expander and insn.
3163 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3164 (DEBUGGER_AUTO_OFFSET): Remove.
3165 (DEBUGGER_ARG_OFFSET): Remove.
3167 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3168 Emit register stores with the same offsets as the hardware.
3169 (mn10300_store_multiple_operation): Don't check that the register
3170 save offsets are monotonic.
3171 * config/mn10300/mn10300-protos.h: Update.
3173 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3175 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3176 in terms of the value on the stack, not the MDR register.
3178 2011-01-11 Jan Hubicka <jh@suse.cz>
3182 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3183 (symbol_alias_set_destroy, symbol_alias_set_contains,
3184 propagate_aliases_backward): Declare.
3185 * lto-streamer-out.c (struct sets): New sturcture.
3186 (trivally_defined_alias): New function.
3187 (output_alias_pair_p): Rewrite.
3188 (output_unreferenced_globals): Fix output of alias pairs.
3189 (produce_symtab): Likewise.
3190 * ipa.c (function_and_variable_visibility): Set weak alias destination
3192 * varasm.c (symbol_alias_set_t): Remove.
3193 (symbol_alias_set_destroy): Export.
3194 (propagate_aliases_forward, propagate_aliases_backward): New functions
3196 (compute_visible_aliases): ... this one; remove.
3197 (trivially_visible_alias): New
3198 (trivially_defined_alias): New.
3199 (remove_unreachable_alias_pairs): Rewrite.
3200 (finish_aliases_1): Reorganize code checking if alias is defined.
3201 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3204 2011-01-11 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/46076
3207 * tree-ssa.c (useless_type_conversion_p): Conversions from
3208 unprototyped to empty argument list function types are useless.
3210 2011-01-11 Richard Guenther <rguenther@suse.de>
3213 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3214 volatile MEMs as MEM_READONLY_P.
3216 2011-01-11 Richard Guenther <rguenther@suse.de>
3218 PR tree-optimization/47239
3219 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3221 2011-01-11 Jeff Law <law@redhat.com>
3223 PR tree-optimization/47086
3224 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3225 IVs from statements that might throw.
3227 2011-01-10 Jan Hubicka <jh@suse.cz>
3230 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3232 2011-01-10 Jan Hubicka <jh@suse.cz>
3235 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3236 when correcting profile.
3238 2011-01-10 Jan Hubicka <jh@suse.cz>
3241 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3243 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3244 Restore DECL_FINI_PRIORITY.
3246 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3248 * doc/gimple.texi: Fix quoting of multi-word return values in
3249 @deftypefn statements. Ensure presence of return value. Wrap
3250 overlong @deftypefn lines.
3251 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3252 descriptions of removed functions.
3253 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3254 of multi-word return value in @deftypefn statement.
3256 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3258 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3259 (Conditional Expressions, Logical Operators)
3260 (Statement and operand traversals): Do not indent smallexample
3261 code. Fix duplicate function argument in example.
3263 2011-01-10 Jeff Law <law@redhat.com>
3265 PR tree-optimization/47141
3266 * ipa-split.c (split_function): Handle case where we are
3267 returning a value and the return block has a virtual operand phi.
3269 2011-01-10 Jan Hubicka <jh@suse.cz>
3271 PR tree-optimization/47234
3272 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3273 (pass_feedback_split_functions): Declare.
3274 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3276 * ipa-split.c (gate_split_functions): Update comments; disable
3277 split-functions for profile_arc_flag and branch_probabilities.
3278 (gate_feedback_split_functions): New function.
3279 (execute_feedback_split_functions): New function.
3280 (pass_feedback_split_functions): New global var.
3282 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3285 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3286 calling gimple_call_set_cannot_inline.
3288 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3290 * config/darwin-sections.def: Remove unused section.
3292 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3295 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3297 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3300 * c-parser.c (c_parser_declaration_or_fndef): Improved
3303 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3305 * config/i386/winnt.c (i386_pe_start_function): Make sure
3306 to switch back to function's section.
3308 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3312 * plugin.c: Move include of dlfcn.h from here...
3313 * system.h: ... to here.
3315 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3317 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3319 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3320 two extra empty pages in PDF output.
3322 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3325 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3326 for error recovery purposes behave as if it was not specified so
3327 that the default type is usd.
3329 2011-01-07 Jan Hubicka <jh@suse.cz>
3331 PR tree-optmization/46469
3332 * ipa.c (function_and_variable_visibility): Clear needed flags on
3333 nodes with external decls; handle weakrefs merging correctly.
3335 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3337 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3340 2011-01-07 Jan Hubicka <jh@suse.cz>
3342 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3343 and no longer claim that gold is required for linker plugin.
3344 * configure: Regenerate.
3345 * gcc.c (PLUGIN_COND): New macro.
3346 (LINK_COMMAND_SPEC): Use it.
3347 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3348 * config.in (HAVE_LTO_PLUGIN): New.
3349 * configure.ac (--with-lto-plugin): New parameter; autodetect
3352 2011-01-07 Jan Hubicka <jh@suse.cz>
3354 PR tree-optimization/46367
3355 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3356 when we can update original.
3357 (cgraph_mark_inline_edge): Sanity check.
3358 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3360 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3362 * config/spu/spu.h (ASM_COMMENT_START): Define.
3364 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3368 (SWITCH_KEEP_FOR_GCC): Likewise.
3369 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3370 (do_spec_1): Handle "%>".
3372 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3374 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3377 * config/i386/i386.c (ix86_delegitimize_address): If
3378 simplify_gen_subreg fails, return orig_x.
3381 * value-prof.c (gimple_stringop_fixed_value): Handle
3382 lhs of the call properly.
3384 2011-01-07 Jan Hubicka <jh@suse.cz>
3387 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3389 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3391 * target.def (function_switched_text_sections): New hook.
3392 * doc/tm.texi: Regenerated.
3393 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3394 * final.c (default_function_switched_text_sections): New.
3395 (final_scan_insn): Call function_switched_text_sections when a
3396 mid-function section change occurs.
3397 * output.h (default_function_switched_text_sections): Declare.
3398 * config/darwin-protos.h (darwin_function_switched_text_sections):
3400 * config/darwin.c (darwin_function_switched_text_sections): New.
3401 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3403 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3405 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3406 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3407 the secondary code fragment when outputting for DWARF == 2.
3409 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3411 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3412 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3414 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3415 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3417 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3420 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3421 when it is not empty.
3423 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3426 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3427 (case ${target}): Add btver1.
3428 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3429 -march=native recognize btver1 processors.
3430 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3431 btver1 def_and_undef
3432 * config/i386/i386.c (struct processor_costs btver1_cost): New
3434 (m_BTVER1): New definition.
3435 (m_AMD_MULTIPLE): Includes m_BTVER1.
3436 (initial_ix86_tune_features): Add btver1 tune.
3437 (processor_target_table): Add btver1 entry.
3438 (static const char *const cpu_names): Add btver1 entry.
3439 (software_prefetching_beneficial_p): Add btver1.
3440 (ix86_option_override_internal): Add btver1 instruction sets.
3441 (ix86_issue_rate): Add btver1.
3442 (ix86_adjust_cost): Add btver1.
3443 * config/i386/i386.h (TARGET_BTVER1): New definition.
3444 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3445 (enum processor_type): Add PROCESSOR_BTVER1.
3446 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3448 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3451 * config/i386/i386.c (legitimize_tls_address)
3452 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3453 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3454 (tls_initial_exec_64_sun): New pattern.
3456 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3458 * doc/invoke.texi (Overall Options): Improve wording and markup
3459 of the description of -wrapper.
3461 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3463 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3464 rdynamic, threads): New Driver options.
3466 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3469 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3470 if coming from .tdata.
3471 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3473 2011-01-06 Jan Hubicka <jh@suse.cz>
3476 * collect2.c (main): Do not enable LTOmode when plugin is active.
3478 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3481 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3482 --version output if supported.
3483 * configure: Regenerate.
3485 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3487 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3490 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3493 * c-convert.c (convert): When converting a complex expression
3494 other than COMPLEX_EXPR to a different complex type, ensure
3495 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3496 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3497 when converting COMPLEX_TYPE.
3499 2011-01-06 Ira Rosen <irar@il.ibm.com>
3501 PR tree-optimization/47139
3502 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3503 only the last reduction value is used outside the loop. Update
3506 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3508 * config/rtems.opt: New.
3509 * config.gcc (*-*-rtems*): Use rtems.opt.
3511 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3513 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3514 processors do not support 3DNow instructions.
3516 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3518 * config/spu/spu.c (spu_option_override): Set parameter
3519 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3521 2011-01-05 Jan Hubicka <jh@suse.cz>
3523 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3524 at the command line.
3526 2011-01-05 Martin Jambor <mjambor@suse.cz>
3529 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3530 deltas on streamed outgoing edges.
3531 (output_node_opt_summary): Output info for outgoing edges only when
3532 the node is in new parameter set.
3533 (output_cgraph_opt_summary): New parameter set, passed to the two
3534 aforementioned functions. Update its forward declaration and its
3537 2011-01-05 Tom Tromey <tromey@redhat.com>
3539 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3540 operator to c_finish_omp_atomic.
3541 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3542 (build_unary_op): Update.
3543 (build_modify_expr): Update.
3544 (build_asm_expr): Update.
3546 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3548 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3549 newly inserted insns.
3551 (spu_emit_branch_hint): Likewise.
3552 (insert_hbrp_for_ilb_runout): Likewise.
3553 (spu_machine_dependent_reorg): Call df_finish_pass after
3554 schedule_insns returns.
3556 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3558 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3560 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3562 PR tree-optimization/47005
3563 * tree-sra.c (struct access): Add 'non_addressable' bit.
3564 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3565 (decide_one_param_reduction): Return 0 if the parameter is passed by
3566 reference and one of the accesses in the group is non_addressable.
3568 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3570 PR tree-optimization/47056
3571 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3572 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3573 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3575 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3577 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3578 initializer. Skip view conversions from aggregate types.
3580 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3583 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3585 2011-01-04 Philipp Thomas <pth@suse.de>
3587 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3590 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3592 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3593 on empty epilogue sequences.
3595 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3597 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3598 non-static): New Driver options.
3600 2011-01-04 Jie Zhang <jie@codesourcery.com>
3603 * gcc.c (default_compilers[]): Set combinable field to 0
3604 for all assembly languages.
3606 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3608 * config/mips/loongson3a.md: New file.
3609 * config/mips/mips.md: Include loongson3a.md.
3610 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3613 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3616 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3617 instead of convert_memory_address_addr_space on the base expression.
3619 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3621 * config/spu/spu.c (spu_option_override): Update error text
3622 for bad -march= / -mtune= values.
3624 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3626 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3627 if branch-hint optimization will be performed.
3629 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3631 PR tree-optimization/47148
3632 * ipa-split.c (split_function): Convert arguments to
3633 DECL_ARG_TYPE if possible.
3635 PR tree-optimization/47155
3636 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3639 PR rtl-optimization/47157
3640 * combine.c (try_combine): If undobuf.other_insn becomes
3641 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3642 and set *new_direct_jump_p too.
3644 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3646 PR tree-optimization/47021
3647 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3649 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3651 * gcc.c (process_command): Update copyright notice dates.
3652 * gcov.c (print_version): Likewise.
3653 * gcov-dump.c (print_version): Likewise.
3654 * mips-tfile.c (main): Likewise.
3655 * mips-tdump.c (main): Likewise.
3657 2011-01-03 Martin Jambor <mjambor@suse.cz>
3659 PR tree-optimization/46801
3660 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3661 aggregate fields start at byte boundary instead of the bit-field flag.
3663 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3666 * gcc.c (main): Revert revision 168407.
3668 2011-01-03 Martin Jambor <mjambor@suse.cz>
3670 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3672 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3674 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3675 vector optab to expand vector/scalar shift, update gimple to vector.
3677 2011-01-03 Martin Jambor <mjambor@suse.cz>
3679 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3682 2011-01-03 Martin Jambor <mjambor@suse.cz>
3684 PR tree-optimization/46984
3685 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3687 (cgraph_create_indirect_edge): Fixed line length.
3688 (cgraph_indirect_call_info): Declare.
3689 (cgraph_make_edge_direct) Update declaration.
3690 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3691 (cgraph_create_indirect_edge): Use it.
3692 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3694 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3695 the new thunk_delta representation.
3696 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3698 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3699 (ipa_read_indirect_edge_info): Likewise.
3700 * lto-cgraph.c (output_edge_opt_summary): New function.
3701 (output_node_opt_summary): Call it on all outgoing edges.
3702 (input_edge_opt_summary): New function.
3703 (input_node_opt_summary): Call it on all outgoing edges.
3705 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3708 * gcc.c (main): Don't check have_o when settting combine_inputs.
3710 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3712 * regrename.c: Add general comment describing the pass.
3713 (struct du_head): Remove 'length' field.
3714 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3715 (regrename_optimize): Do not sort chains. Rework comments, add others.
3716 Force renaming to the preferred class (if any) in the first pass and do
3717 not consider registers that belong to it in the second pass.
3718 (create_new_chain): Do not set 'length' field.
3719 (scan_rtx_reg): Likewise.
3721 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3723 PR tree-optimization/47140
3724 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3725 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3728 PR rtl-optimization/47028
3729 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3730 parm_birth_insn instead of at the beginning of first bb.
3732 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3734 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3735 Remove the word "see" before "@pxref".
3736 * doc/rtl.texi: Remove the word "see" before "@pxref".
3738 2011-01-01 Jan Hubicka <jh@suse.cz>
3740 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3743 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3746 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3749 Copyright (C) 2011 Free Software Foundation, Inc.
3751 Copying and distribution of this file, with or without modification,
3752 are permitted in any medium without royalty provided the copyright
3753 notice and this notice are preserved.