1 2011-02-17 Joseph Myers <joseph@codesourcery.com>
3 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
4 -mno-fpu, not -fpu and -no-fpu.
5 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
6 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
8 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
12 input reload with PLUS RTX.
14 2011-02-16 Joseph Myers <joseph@codesourcery.com>
16 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
19 2011-02-16 Joseph Myers <joseph@codesourcery.com>
21 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
24 2011-02-16 Joseph Myers <joseph@codesourcery.com>
26 * config/mn10300/mn10300.opt (mno-crt0): New.
28 2011-02-16 Joseph Myers <joseph@codesourcery.com>
30 * config/m68k/uclinux.opt (static-libc): New Driver option.
32 2011-02-16 Joseph Myers <joseph@codesourcery.com>
34 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
36 2011-02-16 Joseph Myers <joseph@codesourcery.com>
38 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
39 %{muser-extend-enabled}.
41 2011-02-16 Richard Guenther <rguenther@suse.de>
43 PR tree-optimization/47738
44 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
45 the TODO from tree_predictive_commoning.
47 2011-02-15 Jeff Law <law@redhat.com>
50 2011-01-25 Jeff Law <law@redhat.com>
52 PR rtl-optimization/37273
53 * ira-costs.c (scan_one_insn): Detect constants living in memory and
54 handle them like argument loads from stack slots. Do not double
55 count memory for memory constants and argument loads from stack slots.
57 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
60 * combine.c (cant_combine_insn_p): Revert the last change.
62 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
65 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
66 mode for vector constants. Remove code that checks for TImode.
68 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
72 * cgraph.h (compute_inline_parameters): Return void.
73 * ipa-inline.c (compute_inline_parameters): Adjust.
75 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
79 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
81 * cfgexpand.c (estimated_stack_frame_size): Likewise.
82 * ipa-inline.c (compute_inline_parameters): Adjust.
84 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
88 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
89 Adjust all users. Pass FN to...
90 * tree-flow-inline.h (first_referenced_var): ... this. Add
92 * ipa-struct-reorg.c: Adjust.
94 * tree-into-ssa.c: Adjust.
96 * tree-ssa-alias.c: Adjust.
97 * tree-ssa-live.c: Adjust.
99 * tree-ssanames.c: Adjust.
100 * tree-tailcall.c: Adjust.
102 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
106 * tree-flow.h (referenced_var_lookup): Add fn parameter.
108 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
109 * tree-flow-inline.h: Adjust.
110 * gimple-pretty-print.c: Adjust.
111 * tree-into-ssa.c: Adjust.
112 * tree-ssa.c: Adjust.
113 * cfgexpand.c: Adjust.
115 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
117 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
118 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
119 (EXTRA_CONSTRAINT): Delete.
120 * config/iq2000/constraints.md: New file.
121 * config/iq2000/iq2000.md: Include it.
122 (define_insn ""): Delete.
123 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
124 unsupported constraint letters from patterns.
125 (call_value, call_value_internal1): Likewise.
126 (call_value_multiple_internal1): Likewise.
128 2011-02-15 Nick Clifton <nickc@redhat.com>
130 * config/mn10300/mn10300.c: Include tm-constrs.h.
131 (struct liw_data): New data structure describing an LIW candidate
133 (extract_bundle): Use struct liw_data. Allow small integer
134 operands for some instructions.
135 (check_liw_constraints): Use struct liw_data. Remove swapped
136 parameter. Add comments describing the checks. Fix bug when
137 assigning the source of liw1 to the source of liw2.
138 (liw_candidate): Delete. Code moved into extract_bundle.
139 (mn10300_bundle_liw): Use struct liw_data. Check constraints
141 * config/mn10300/predicates.md (liw_operand): New predicate.
142 Allows registers and small integer constants.
143 * config/mn10300/constraints.md (O): New constraint. Accetps
144 integers in the range -8 to +7 inclusive.
145 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
146 for moving a small integer into a register. Give this alternative
148 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
149 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
150 using the J,K,L and M constraints,
151 (liw): Remove SI mode on second operands to allow for HI and QI
153 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
156 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
159 * combine.c (cant_combine_insn_p): Check zero/sign extended
162 2011-02-15 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/47743
165 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
166 for a non-type-compatible VN lookup bail out.
168 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
170 * config/fr30/constraints.md: New file.
171 * config/fr30/fr30.md: Include it.
172 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
173 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
174 (EXTRA_CONSTRAINT): Delete.
176 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
178 * config/frv/constraints.md: New file.
179 * config/frv/predicates.md: Include it.
180 * config/frv/frv.c (reg_class_from_letter): Delete.
181 (frv_option_override): Don't initialize it.
182 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
183 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
184 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
185 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
186 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
187 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
188 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
189 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
190 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
191 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
192 (REG_CLASS_FROM_CONSTRAINT): Delete.
194 2011-02-15 Jakub Jelinek <jakub@redhat.com>
197 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
198 if frame size is 0 in a leaf function.
200 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
203 * config/alpha/host-osf.c: New file.
204 * config/alpha/x-osf: New file.
205 * config.host (alpha*-dec-osf*): Use it.
207 2011-02-14 Anatoly Sokolov <aesok@post.ru>
209 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
210 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
211 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
212 (rx_mode_dependent_address_p): ...this. Make static. Change argument
214 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
216 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
218 * config/stormy16/constraints.md: New file.
219 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
220 Use satisfies_constraint_Q and satisfies_constraint_R.
221 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
223 (xstormy16_legitiamte_address_p): Declare.
224 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
225 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
226 (EXTRA_CONSTRAINT): Delete.
227 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
229 (xstormy16_extra_constraint_p): Delete.
231 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
233 PR tree-optimization/46494
234 * loop-unroll.c (split_edge_and_insert): Adjust comment.
235 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
236 (pass_rtl_loop_done): Add TODO_verify_flow.
237 * fwprop.c (pass_rtl_fwprop): Likewise.
238 * modulo-sched.c (pass_sms): Likewise.
239 * tree-ssa-dom.c (pass_dominator): Likewise.
240 * tree-ssa-loop-ch.c (pass_ch): Likewise.
241 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
242 (pass_tree_loop_done): Likewise.
243 * tree-ssa-pre.c (execute_pre): Likewise.
244 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
245 * tree-ssa-sink.c (pass_sink_code): Likewise.
246 * tree-vrp.c (pass_vrp): Likewise.
248 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
250 * config/v850/constraints.md: New file.
251 * config/v850/v850.md: Include it.
252 * config/v850/predicates.md (reg_or_0_operand): Use
253 satisfies_constraint_G.
254 (special_symbolref_operand): Use satisfies_constraint_K.
255 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
256 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
257 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
258 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
259 (EXTRA_CONSTRAINT): Delete.
260 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
261 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
262 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
264 2011-02-14 Anatoly Sokolov <aesok@post.ru>
267 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
270 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
272 * config/mcore/constraints.md: New file.
273 * config/mcore/mcore.md: Include it.
274 * config/mcore/mcore.c (reg_class_from_letter): Delete.
275 * config/mcore/mcore.h (reg_class_from_letter): Delete.
276 (REG_CLASS_FROM_LETTER): Delete.
277 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
278 insn_const_int_ok_for_constraint.
279 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
280 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
281 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
282 (EXTRA_CONSTRAINT): Delete.
284 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
288 (IS_SIGHANDLER): Define.
289 (sparc64_is_sighandler): New function, split off from
290 sparc64_fallback_frame_state.
291 (sparc_is_sighandler): New function, split off from
292 sparc_fallback_frame_state.
293 (sparc64_fallback_frame_state): Merge with ...
294 (sparc_fallback_frame_state): ... this into ...
295 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
296 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
297 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
298 stack instead of hardcoded offsets.
300 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
302 * go/gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
304 2011-02-14 Andriy Gapon <avg@freebsd.org>
307 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
309 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
311 * configure: Regenerate.
313 2011-02-12 Joseph Myers <joseph@codesourcery.com>
316 * gcc.c (asm_options): Correct spec matching --target-help.
318 2011-02-12 Martin Jambor <mjambor@suse.cz>
320 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
321 to gimple call error.
323 2011-02-12 Mike Stump <mikestump@comcast.net>
325 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
326 comments in backslash regions.
328 2011-02-12 Mike Stump <mikestump@comcast.net>
329 Jakub Jelinek <jakub@redhat.com>
330 Iain Sandoe <iains@gcc.gnu.org>
333 * dwarf2out.c (output_cfa_loc): When required, apply the
334 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
335 (output_loc_sequence): Likewise.
336 (output_loc_operands_raw): Likewise.
337 (output_loc_sequence_raw): Likewise.
338 (output_cfa_loc): Likewise.
339 (output_loc_list): Suppress register number adjustment when
340 calling output_loc_sequence()
341 (output_die): Likewise.
343 2011-02-12 Anatoly Sokolov <aesok@post.ru>
345 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
347 * config/xtensa/xtensa.c (xtensa_register_move_cost,
348 xtensa_memory_move_cost): New functions.
349 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
351 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
354 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
355 in the current directory.
356 * configure: Rebuilt.
358 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
360 * config/darwin.c (darwin_override_options): Add a hunk missed
361 from the commit of r168571. Trim comment line lengths and
362 correct indents of the preceding block.
364 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
366 * gcc.c (driver_handle_option): Concatenate the argument to -F with
369 2011-02-11 Joseph Myers <joseph@codesourcery.com>
371 * common.opt (nostartfiles): New Driver option.
373 2011-02-11 Xinliang David Li <davidxl@google.com>
375 PR tree-optimization/47707
376 * tree-chrec.c (convert_affine_scev): Keep type precision.
378 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
380 PR tree-optimization/47420
381 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
383 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
385 PR rtl-optimization/47614
386 * rtl.h (check_for_inc_dec): Declare.
387 * dse.c (check_for_inc_dec): Externalize...
388 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
389 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
391 2011-02-11 Joseph Myers <joseph@codesourcery.com>
394 * gcc.c (main): Do not compile inputs if there were errors in
396 * opts-common.c (read_cmdline_option): Check for wrong language
397 after other error checks.
399 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
401 * cgraph.c: Fix comment typos.
402 * cgraph.h: Likewise.
403 * cgraphunit.c: Likewise.
404 * ipa-cp.c: Likewise.
405 * ipa-inline.c: Likewise.
406 * ipa-prop.c: Likewise.
407 * ipa-pure-const.c: Likewise.
408 * ipa-ref.c: Likewise.
409 * ipa-reference.c: Likewise.
411 2011-02-11 Jakub Jelinek <jakub@redhat.com>
414 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
416 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
419 * doc/sourcebuild.texi (Require Support): Document
420 dg-require-ascii-locale.
422 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
424 * doc/lto.texi (Write summary): Fix missing parentheses.
426 2011-02-10 DJ Delorie <dj@redhat.com>
428 * config/m32c/m32c.c (m32c_option_override): Disable
429 -fcombine-stack-adjustments until flag value tracking and compare
430 optimization can be rewritten.
432 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
434 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
436 (PROCESSOR_DEFAULT64): Likewise.
438 2011-02-10 Richard Henderson <rth@redhat.com>
440 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
441 change from 2011-02-03.
442 * config/rx/rx.c (flags_from_code): Likewise.
443 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
444 is valid, n/pz otherwise.
445 (rx_select_cc_mode): Return CCmode if Y is not zero.
447 2011-02-10 Richard Guenther <rguenther@suse.de>
449 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
451 2011-02-10 Richard Guenther <rguenther@suse.de>
453 PR tree-optimization/47677
454 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
456 2011-02-10 Jakub Jelinek <jakub@redhat.com>
459 * combine.c (make_compound_operation): Only change shifts into
460 multiplication for SCALAR_INT_MODE_P.
462 2011-02-10 Jie Zhang <jie@codesourcery.com>
466 2011-02-05 Jie Zhang <jie@codesourcery.com>
468 * web.c (entry_register): Don't clobber the number of the
469 first uninitialized reference in used[].
471 2011-02-09 Richard Guenther <rguenther@suse.de>
473 PR tree-optimization/47664
474 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
477 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
481 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
483 (PROCESSOR_DEFAULT64): Same.
484 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
486 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
488 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
490 2011-02-09 Martin Jambor <mjambor@suse.cz>
493 * tree-sra.c (struct access): New flags grp_scalar_read and
494 grp_scalar_write. Changed description of assignment read and write
496 (dump_access): Dump new flags, reorder all of them.
497 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
498 to detect multiple scalar reads.
499 (analyze_access_subtree): Use the new scalar read write flags instead
500 of the old flags. Adjusted comments.
502 2011-02-08 DJ Delorie <dj@redhat.com>
505 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
508 2011-02-08 Joseph Myers <joseph@codesourcery.com>
510 * config/m68k/uclinux.opt: New.
511 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
513 2011-02-08 Joseph Myers <joseph@codesourcery.com>
515 * config/cris/elf.opt (sim): New Driver option.
517 2011-02-08 Joseph Myers <joseph@codesourcery.com>
519 * config/xtensa/elf.opt: New.
520 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
522 2011-02-08 Joseph Myers <joseph@codesourcery.com>
524 * config/vax/elf.opt: New.
525 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
527 2011-02-08 Joseph Myers <joseph@codesourcery.com>
529 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
531 2011-02-08 Joseph Myers <joseph@codesourcery.com>
533 * config/gnu-user.opt: New.
534 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
535 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
536 *-*-uclinux*): Use gnu-user.opt.
538 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
540 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
541 * config/i386/gnu.h (CPP_SPEC): Likewise.
543 2011-02-08 Ian Lance Taylor <iant@google.com>
545 * common.opt (fcx-limited-range): Add SetByCombined flag.
546 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
547 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
548 (fassociative-math, freciprocal-math): Likewise.
549 (funsafe-math-optimizations): Likewise.
550 * opth-gen.awk: Handle SetByCombined.
551 * optc-gen.awk: Likewise.
552 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
553 (set_unsafe_math_optimizations_flags): Likewise.
554 * doc/options.texi (Option properties): Document SetByCombined.
556 2011-02-08 Joseph Myers <joseph@codesourcery.com>
558 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
559 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
560 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
561 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
562 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
564 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
566 PR tree-optimization/46834
567 PR tree-optimization/46994
568 PR tree-optimization/46995
569 * graphite-sese-to-poly.c (used_outside_reduction): New.
570 (detect_commutative_reduction): Call used_outside_reduction.
571 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
572 translate_scalar_reduction_to_array only when at least one
573 loop-phi/close-phi tuple has been detected.
575 2011-02-08 Richard Guenther <rguenther@suse.de>
578 * tree-vect-generic.c (expand_vector_operations_1): Update
580 (expand_vector_operations): ... not here. Cleanup EH info
581 and the CFG if required.
583 2011-02-08 Richard Guenther <rguenther@suse.de>
585 PR tree-optimization/47641
586 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
587 require type compatibility.
589 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
591 * gimple-low.c (lower_function_body): Don't remove the location of
592 the return statement here.
593 (lower_gimple_return): Do it here instead but only if the return
594 statement is actually used twice.
596 2011-02-08 Richard Guenther <rguenther@suse.de>
598 PR tree-optimization/47632
599 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
600 unused up_to_stmt parameter, return whether cfg-cleanup is
601 necessary, remove EH info properly.
602 (forward_propagate_into_gimple_cond): Adjust caller.
603 (forward_propagate_into_cond): Likewise.
604 (forward_propagate_comparison): Likewise.
605 (tree_ssa_forward_propagate_single_use_vars): Make
606 forward_propagate_comparison case similar to the two others.
608 2011-02-08 Nick Clifton <nickc@redhat.com>
610 * config/mn10300/mn10300.opt (mliw): New command line option.
611 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
612 (liw_bundling): New automaton.
613 (liw): New attribute.
614 (liw_op): New attribute.
615 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
616 (movsi_internal): Add LIW attributes.
620 (addsi3): Separate register and immediate alternatives.
628 * config/mn10300/mn10300.c (liw_op_names): New
629 (mn10300_print_operand): Handle 'W' operand descriptor.
630 (extract_bundle): New function.
631 (check_liw_constraints): New function.
632 (liw_candidate): New function.
633 (mn10300_bundle_liw): New function.
634 (mn10300_reorg): New function.
635 (TARGET_MACHINE_DEPENDENT_REORG): Define.
636 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
637 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
638 __LIW__ or __NO_LIW__.
639 * doc/invoke.texi: Describe the -mliw command line option.
641 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
643 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
644 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
645 pthread_mutex_unlock): Remove.
646 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
647 * config/pa/t-pa64: Likewise.
648 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
649 shared libc if not linking against libpthread.
650 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
652 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
655 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
656 on 10.6 and later to ensure that we always use the unwinder from
657 the system. Only add -no_compact_unwind when tarteting darwin
660 2011-02-07 Steve Ellcey <sje@cup.hp.com>
663 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
664 (vec_interleave_lowv2sf): Ditto.
665 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
666 (vec_extract_oddv2sf): Ditto.
668 2011-02-07 Mike Stump <mikestump@comcast.net>
671 Add __ieee_divdc3 entry point.
672 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
674 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
675 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
676 * config/darwin.c (darwin_rename_builtins): Add.
677 * config/darwin-protos.h (darwin_rename_builtins): Add.
679 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
682 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
685 2011-02-07 Mike Stump <mikestump@comcast.net>
687 * config/darwin.opt (mmacosx-version-min): Update default OS version.
689 2011-02-07 Denis Chertykov <chertykov@gmail.com>
692 * config/avr/libgcc.S (exit): Move .endfunc
694 2011-02-07 Richard Guenther <rguenther@suse.de>
696 PR tree-optimization/47615
697 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
698 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
699 (run_scc_vn): Initialize it.
700 (visit_reference_op_load): Use it.
701 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
703 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
705 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
706 DImode trapping arithmetic libfuncs.
708 2011-02-07 Richard Guenther <rguenther@suse.de>
710 PR tree-optimization/47621
711 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
713 (execute_update_addresses_taken): ... here. Make it more
714 conservative in what we accept.
716 2011-02-06 Joseph Myers <joseph@codesourcery.com>
718 * config/sparc/freebsd.h (ASM_SPEC): Define.
719 * config/sparc/vxworks.h (ASM_SPEC): Define.
721 2011-02-06 Joseph Myers <joseph@codesourcery.com>
723 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
725 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
727 * doc/invoke.texi: Remove reference to compiler internals from
730 * reg-notes.def: Remove REG_VALUE_PROFILE.
731 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
733 2011-02-05 Jakub Jelinek <jakub@redhat.com>
736 * varasm.c (default_section_type_flags): If decl is NULL,
737 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
739 2011-02-05 Jie Zhang <jie@codesourcery.com>
742 * web.c (entry_register): Don't clobber the number of the
743 first uninitialized reference in used[].
745 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
747 PR tree-optimization/46194
748 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
749 (build_classic_dist_vector_1): Do not represent classic distance
750 vectors when the access functions are variating in different loops.
752 2011-02-04 Joseph Myers <joseph@codesourcery.com>
754 * config/mips/iris6.opt: New.
755 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
757 2011-02-04 Richard Henderson <rth@redhat.com>
758 Steve Ellcey <sje@cup.hp.com>
761 * config/ia64/predicates.md (mux1_brcst_element): New.
762 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
763 * config/ia64/ia64.c (ia64_unpack_assemble): New.
764 (ia64_unpack_sign): New.
765 (ia64_expand_unpack): Rewrite using new routines.
766 (ia64_expand_widen_sum): Ditto.
767 (ia64_expand_dot_prod_v8qi): Ditto.
768 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
769 routines, add endian check.
770 (pmpy2_even): Rename from pmpy2_r, add endian check.
771 (pmpy2_odd): Rename from pmpy2_l, add endian check.
772 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
773 (vec_widen_smult_hi_v4hi): Ditto.
774 (vec_widen_umult_lo_v4hi): Ditto.
775 (vec_widen_umult_hi_v4hi): Ditto.
776 (mulv2si3): Change endian checks.
777 (sdot_prodv4hi): Rewrite with new calls.
778 (udot_prodv4hi): New.
779 (vec_pack_ssat_v4hi): Add endian check.
780 (vec_pack_usat_v4hi): Ditto.
781 (vec_pack_ssat_v2si): Ditto.
782 (max1_even): Rename from max1_r, add endian check.
783 (max1_odd): Rename from max1_l, add endian check.
784 (*mux1_rev): Format change.
788 (*mux1_brcst_v8qi): Use new predicate.
789 (vec_extract_evenv8qi): Remove endian check.
790 (vec_extract_oddv8qi): Ditto.
791 (vec_interleave_lowv4hi): Format change.
792 (vec_interleave_highv4hi): Ditto.
793 (mix2_even): Rename from mix2_r, add endian check.
794 (mix2_odd): Rename from mux2_l, add endian check.
795 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
796 (vec_extract_evenodd_helper): Format change.
797 (vec_extract_evenv4hi): Remove endian check.
798 (vec_extract_oddv4hi): Remove endian check.
799 (vec_interleave_lowv2si): Format change.
800 (vec_interleave_highv2si): Format change.
801 (vec_initv2si): Remove endian check.
802 (vecinit_v2si): Add endian check.
803 (reduc_splus_v2sf): Add endian check.
804 (reduc_smax_v2sf): Ditto.
805 (reduc_smin_v2sf): Ditto.
806 (vec_initv2sf): Remove endian check.
807 (fpack): Add endian check.
808 (fswap): Add endian check.
809 (vec_interleave_highv2sf): Add endian check.
810 (vec_interleave_lowv2sf): Add endian check.
811 (fmix_lr): Add endian check.
812 (vec_setv2sf): Format change.
813 (*vec_extractv2sf_0_be): Use shift to extract operand.
814 (*vec_extractv2sf_1_be): New.
815 (vec_pack_trunc_v4hi): Add endian check.
816 (vec_pack_trunc_v2si): Format change.
818 2011-02-04 Jakub Jelinek <jakub@redhat.com>
821 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
822 do bb, locus and block comparison and disallow loads if it is not set.
823 (stmt_is_replaceable_p): New function.
824 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
826 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
827 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
829 * tree-flow.h (stmt_is_replaceable_p): New prototype.
831 2011-02-04 Joseph Myers <joseph@codesourcery.com>
833 * config/rs6000/xilinx.opt: New.
834 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
836 2011-02-04 Joseph Myers <joseph@codesourcery.com>
838 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
840 2011-02-03 Anatoly Sokolov <aesok@post.ru>
842 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
843 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
844 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
845 secondary_reload_info, xtensa_secondary_reload): Remove.
846 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
847 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
848 (xtensa_preferred_reload_class): Make static. Change return and
849 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
850 Use CONST_DOUBLE_P predicate.
851 (xtensa_preferred_output_reload_class): New function.
852 (xtensa_secondary_reload): Make static.
854 2011-02-03 Joseph Myers <joseph@codesourcery.com>
856 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
857 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
858 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
860 2011-02-03 Jakub Jelinek <jakub@redhat.com>
863 * output.h (SECTION_RELRO): Define.
864 (SECTION_MACH_DEP): Adjust.
865 (get_variable_section): New prototype.
866 * varpool.c (varpool_finalize_named_section_flags): New function.
867 (varpool_assemble_pending_decls): Call it.
868 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
869 * cgraphunit.c (cgraph_output_in_order): Call
870 varpool_finalize_named_section_flags.
871 * varasm.c (get_section): Allow section flags conflicts between
872 relro and read-only sections if the section hasn't been declared yet.
873 Set SECTION_OVERRIDE after diagnosing section type conflict.
874 (get_variable_section): No longer static.
875 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
876 readonly sections that need relocations.
877 (decl_readonly_section_1): New function.
878 (decl_readonly_section): Use it.
881 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
882 Steve Ellcey <sje@cup.hp.com>
885 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
886 if section attribute used.
888 2011-02-03 Jakub Jelinek <jakub@redhat.com>
890 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
891 * config/darwin.c (SECTION_NO_ANCHOR): Define.
892 (darwin_init_sections): Remove assertion.
894 2011-02-03 Nick Clifton <nickc@redhat.com>
896 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
898 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
899 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
900 instead of "n" and "pz".
901 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
904 2011-02-03 Jakub Jelinek <jakub@redhat.com>
907 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
908 fma, expand FMA_EXPR as fma{,f,l} call.
911 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
912 copy them into a unsigned char variable and pass address of it to
913 lto_output_data_stream.
916 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
917 around backend_init_target and lang_dependent_init_target calls.
918 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
919 (verify_cgraph_node): Don't call set_cfun here. Use
920 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
921 Set error_found for incorrectly represented calls to thunks.
923 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
926 PR rtl-optimization/43494
927 * rtl.h (for_each_inc_dec_fn): New type.
928 (for_each_inc_dec): Declare.
929 * rtlanal.c (struct for_each_inc_dec_ops): New type.
930 (for_each_inc_dec_find_inc_dec): New fn.
931 (for_each_inc_dec_find_mem): New fn.
932 (for_each_inc_dec): New fn.
933 * dse.c (struct insn_size): Remove.
934 (replace_inc_dec, replace_inc_dec_mem): Remove.
935 (emit_inc_dec_insn_before): New fn.
936 (check_for_inc_dec): Use it, along with for_each_inc_dec.
937 (canon_address): Pass mem modes to cselib_lookup.
938 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
939 (cselib_lookup_from_insn): Likewise.
940 (cselib_subst_to_values): Likewise.
941 * cselib.c (find_slot_memmode): New var.
942 (cselib_find_slot): New fn. Use it instead of
943 htab_find_slot_with_hash everywhere.
944 (entry_and_rtx_equal_p): Use find_slot_memmode.
945 (autoinc_split): New fn.
946 (rtx_equal_for_cselib_p): Rename and implement in terms of...
947 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
948 Deal with autoinc. Special-case recursion into MEMs.
949 (cselib_hash_rtx): Likewise.
950 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
951 address and MEM modes.
952 (cselib_subst_to_values): Add memmode, pass it on.
954 (cselib_lookup): Add memmode argument, pass it on.
955 (cselib_lookup_from_insn): Add memmode.
956 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
957 (struct cselib_record_autoinc_data): New.
958 (cselib_record_autoinc_cb): New fn.
959 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
960 mode to cselib_lookup. Reset autoinced REGs here instead of...
961 (cselib_process_insn): ... here.
962 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
964 (add_uses): Likewise, also to cselib_subst_to_values.
965 (add_stores): Likewise.
966 * sched-deps.c (add_insn_mem_dependence): Pass mode to
967 cselib_subst_to_values.
968 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
969 * gcse.c (do_local_cprop): Adjusted.
970 * postreload.c (reload_cse_simplify_set): Adjusted.
971 (reload_cse_simplify_operands): Adjusted.
972 * sel-sched-dump (debug_mem_addr_value): Pass mode.
974 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
976 PR tree-optimization/45122
977 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
978 unsafe assumptions when there's more than one loop exit.
980 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
983 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
984 Document using vector double with the load/store builtins, and
985 that the load/store builtins always use Altivec instructions.
987 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
988 to use altivec memory instructions, even on VSX.
989 (vector_altivec_store_<mode>): Ditto.
991 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
994 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
995 V2DF, V2DI support to load/store overloaded builtins.
997 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
998 altivec load/store builtins for V2DF/V2DI types.
1000 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
1001 set avoid indexed addresses on power6 if -maltivec.
1002 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
1003 vector_altivec_load/vector_altivec_store builtins.
1004 (altivec_expand_st_builtin): Ditto.
1005 (altivec_expand_builtin): Add VSX memory builtins.
1006 (rs6000_init_builtins): Add V2DI types to internal types.
1007 (altivec_init_builtins): Add support for V2DF/V2DI altivec
1008 load/store builtins.
1009 (rs6000_address_for_altivec): Insure memory address is appropriate
1012 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
1013 vec_vsx_ld and vec_vsx_st.
1014 (vsx_store_<mode>): Ditto.
1016 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
1017 variables to hold long long types for VSX vector memory builtins.
1018 (RS6000_BTI_unsigned_long_long): Ditto.
1019 (long_long_integer_type_internal_node): Ditti.
1020 (long_long_unsigned_type_internal_node): Ditti.
1022 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
1023 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
1024 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
1026 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
1028 (vec_vsx_st): Ditto.
1030 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1032 * config/pa/pa-hpux10.opt: New.
1033 * config/hpux11.opt (pthread): New Driver option.
1034 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
1035 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
1037 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1039 * config/ia64/vms.opt: New.
1040 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
1042 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1045 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
1046 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
1047 generator functions.
1048 (vsx_floatuns<VSi><mode>2): Ditto.
1049 (vsx_fix_trunc<mode><VSi>2): Ditto.
1050 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
1052 2011-02-02 Joseph Myers <joseph@codesourcery.com>
1054 * config/i386/djgpp.opt (posix): New Driver option.
1056 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1058 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
1059 Move to the unsupported targets list.
1061 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
1063 PR rtl-optimization/47525
1064 * df-scan.c: Update copyright years.
1065 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
1066 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
1068 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1070 * config/i386/sysv4.h (TARGET_VERSION): Remove.
1071 (SUBTARGET_RETURN_IN_MEMORY): Remove.
1072 (ASM_OUTPUT_ASCII): Remove.
1073 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
1075 2011-02-02 Jeff Law <law@redhat.com>
1078 * reload.c (find_reloads_address): Handle reg+d address where both
1079 components are invalid by reloading the entire address.
1081 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1082 Richard Guenther <rguenther@suse.de>
1084 PR tree-optimization/40979
1086 * passes.c (init_optimization_passes): After LIM call copy_prop
1087 and DCE to clean up.
1088 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
1090 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
1092 PR tree-optimization/47576
1093 PR tree-optimization/47555
1094 * doc/invoke.texi (scev-max-expr-complexity): Documented.
1095 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1096 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
1097 * tree-scalar-evolution.c (follow_ssa_edge): Use
1098 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
1100 2011-02-02 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/47566
1103 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
1105 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1109 * tree-inline.c (declare_return_variable): Remove unused caller
1114 * tree-flow-inline.h (clear_is_used, is_used_p): New.
1115 * cfgexpand.c (account_used_vars_for_block): Use them.
1116 * tree-nrv.c (tree_nrv): Likewise.
1117 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
1118 (dump_scope_block): Likewise.
1119 (remove_unused_locals): Likewise.
1123 * tree-inline.c (declare_return_variable): Add result decl to
1124 local decls only once.
1125 * gimple-low.c (record_vars_into): Mark newly-created variables
1128 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
1134 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1136 (no_real_insns_p, schedule_block, set_priorities): Drop special
1137 treatment of boundary debug insns.
1138 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1139 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
1140 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1141 (BOUNDARY_DEBUG_INSN_P): Likewise.
1142 (SCHEDULE_DEBUG_INSN_P): Likewise.
1143 * sched-rgn.c (init_ready_list): Drop special treatment of
1144 boundary debug insns.
1145 * final.c (rest_of_clean_state): Clear notes' BB.
1147 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1149 * config/openbsd.opt (assert=): New Driver option.
1151 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1153 * config/i386/nto.opt: New.
1154 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
1156 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1158 * config/i386/netware.opt: New.
1159 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
1161 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1163 * config/interix.opt (posix): New Driver option.
1165 2011-02-01 DJ Delorie <dj@redhat.com>
1167 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
1169 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
1172 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
1174 PR tree-optimization/47561
1175 * toplev.c (process_options): Print the Graphite flags. Add
1176 flag_loop_flatten to the list of options requiring Graphite.
1178 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1180 * config/i386/cygming.opt (posix): New Driver option.
1182 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1184 * config/arm/vxworks.opt: New.
1185 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
1187 2011-02-01 Joseph Myers <joseph@codesourcery.com>
1189 * config/alpha/elf.opt: New.
1190 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
1191 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
1193 2011-02-01 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/47559
1196 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
1197 store-motion on references that can throw.
1199 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
1201 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
1202 * tree-pass.h (TDF_CSELIB): New macro.
1203 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
1204 cselib_lookup): Check for it rather than for TDF_DETAILS.
1206 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
1209 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
1212 * opts.c (finish_options): Don't add x_aux_base_name if it is
1215 2011-02-01 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/47555
1219 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
1221 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
1223 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
1226 * config/lm32/t-lm32: Add multilib for all CPU options.
1228 2011-02-01 Richard Guenther <rguenther@suse.de>
1230 PR tree-optimization/47541
1231 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1232 sure to have a field at offset zero.
1234 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1236 * config/arc/arc.opt (EB, EL): New Driver options.
1238 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1240 * config/alpha/osf5.opt: New.
1241 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
1243 2011-01-31 Joseph Myers <joseph@codesourcery.com>
1245 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
1247 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
1249 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
1251 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
1252 is an alias of -floop-interchange and that it requires the
1253 Graphite infrastructure.
1254 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
1255 flag_loop_interchange based on the value of flag_tree_loop_linear.
1257 2011-01-31 Jakub Jelinek <jakub@redhat.com>
1258 Richard Guenther <rguenther@suse.de>
1260 PR tree-optimization/47538
1261 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
1262 type instead of r1type, except for comparisons. For right
1263 shifts and comparisons punt if there are mismatches in
1264 sizetype vs. non-sizetype types.
1266 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1268 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1271 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1273 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1275 * configure: Regenerate.
1277 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1279 * configure.ac (gcc_cv_ld_static_option): Define.
1280 (gcc_cv_ld_dynamic_option): Define.
1281 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1283 (HAVE_LD_STATIC_DYNAMIC): Update message.
1284 (LD_STATIC_OPTION): Define.
1285 (LD_DYNAMIC_OPTION): Define.
1286 * configure: Regenerate.
1287 * config.in: Regenerate.
1288 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1289 HAVE_LD_STATIC_DYNAMIC]: Use them.
1291 2011-01-31 Nick Clifton <nickc@redhat.com>
1293 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1294 registers inside interrupt handlers if the handler is not a leaf
1297 2011-01-31 Nick Clifton <nickc@redhat.com>
1299 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1300 reg_renumber returning an INVALID_REGNUM.
1302 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1305 * doc/install.texi: Document host options discarded when cross
1306 configuring target libraries.
1308 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1311 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1314 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1316 (no_real_insns_p, schedule_block, set_priorities): Drop special
1317 treatment of boundary debug insns.
1318 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1319 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1320 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1321 (BOUNDARY_DEBUG_INSN_P): Likewise.
1322 (SCHEDULE_DEBUG_INSN_P): Likewise.
1323 * sched-rgn.c (init_ready_list): Drop special treatment of
1324 boundary debug insns.
1325 * final.c (rest_of_clean-state): Clear notes' BB.
1327 2011-01-31 Alan Modra <amodra@gmail.com>
1329 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1330 toc relative expressions as we do in print_operand_address.
1332 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1334 * doc/extend.texi: Follow spelling conventions.
1335 * doc/invoke.texi: Fix a typo.
1337 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1339 * config/hpux11.opt: New.
1340 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1341 ia64*-*-hpux*): Use hpux11.opt.
1343 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1345 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1348 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1350 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1353 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1355 * doc/install.texi (Binaries): Remove outdated reference for
1356 Motorola 68HC11/68HC12 downloads.
1358 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1360 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1363 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1366 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1369 2011-01-28 Ahmad Sharif <asharif@google.com>
1371 * value-prof.c (check_counter): Corrected error message.
1373 2011-01-29 Jie Zhang <jie@codesourcery.com>
1375 * config/arm/arm.c (arm_legitimize_reload_address): New.
1376 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1377 arm_legitimize_reload_address.
1378 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1380 2011-01-28 Ian Lance Taylor <iant@google.com>
1382 * godump.c (go_define): Ignore macros whose definitions include
1383 two adjacent operands.
1385 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1388 * varasm.c (force_const_mem): Store copy of x in desc->constant
1389 instead of x itself.
1390 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1391 itself into REG_EQUAL note.
1393 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1395 * config/freebsd.opt (posix, rdynamic): New Driver options.
1397 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1399 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1401 * configure: Regenerate.
1403 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1405 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1406 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1408 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1410 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1411 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1412 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1413 (s390_preferred_reload_class): Make static. Change return and
1414 'rclass' argument type to reg_class_t.
1416 2011-01-27 Jan Hubicka <jh@suse.cz>
1419 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1420 (process_function_and_variable_attributes): Check defined weakrefs.
1422 2011-01-27 Martin Jambor <mjambor@suse.cz>
1424 PR tree-optimization/47228
1425 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1426 build_ref_for_offset.
1428 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1430 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1432 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1434 PR rtl-optimization/46856
1435 * postreload.c (reload_combine_recognize_const_pattern): Do not
1436 separate cc0 setter and user on cc0 targets.
1438 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1441 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1442 passed a VOID_TYPE expression, immediately emit an error and
1443 return error_mark_node.
1445 2011-01-26 Jeff Law <law@redhat.com>
1447 PR rtl-optimization/47464
1448 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1449 rather than may_trap_p as needed.
1451 2011-01-26 DJ Delorie <dj@redhat.com>
1453 PR rtl-optimization/46878
1454 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1455 setter/user dependency as well.
1457 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1459 PR rtl-optimization/44469
1460 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1461 after removing trivially dead basic blocks.
1463 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1465 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1466 * config/frv/frv.h (LINK_SPEC): Likewise.
1467 * config/i386/netware.h (LINK_SPEC): Likewise.
1468 * config/m68k/linux.h (ASM_SPEC): Likewise.
1469 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1470 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1471 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1472 * config/sparc/linux.h (ASM_SPEC): Likewise.
1473 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1474 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1476 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1478 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1479 * config/frv/frv.h (ASM_SPEC): Likewise.
1480 * config/m68k/linux.h (ASM_SPEC): Likewise.
1481 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1482 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1483 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1484 * config/sparc/linux.h (ASM_SPEC): Likewise.
1485 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1486 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1488 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1490 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1491 * config/frv/frv.h (LINK_SPEC): Likewise.
1492 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1494 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1496 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1497 * config/frv/frv.h (ASM_SPEC): Likewise.
1498 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1499 * config/m68k/linux.h (ASM_SPEC): Likewise.
1500 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1501 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1502 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1503 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1504 * config/sparc/linux.h (ASM_SPEC): Likewise.
1505 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1506 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1507 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1509 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1512 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1514 (vec_extract_evenodd_help): Ditto.
1515 (vec_extract_evenv4hi): Ditto.
1516 (vec_extract_oddv4hi): Ditto.
1517 (vec_interleave_lowv2si): Ditto.
1518 (vec_interleave_highv2si): Ditto.
1519 (vec_extract_evenv2si): Ditto.
1520 (vec_extract_oddv2si: Ditto.
1521 (vec_pack_trunc_v2si): Ditto.
1523 2011-01-22 Jan Hubicka <jh@suse.cz>
1526 * cgraph.h (cgraph_local_info): New field can_change_signature.
1527 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1528 signature can change.
1529 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1531 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1532 (cgraph_function_versioning): We can not change signature of functions
1533 that don't allow that.
1534 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1535 (lto_input_node): Likewise.
1536 * ipa-inline.c (compute_inline_parameters): Compute
1537 local.can_change_signature.
1538 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1539 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1540 functions that can not change signature.
1541 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1542 init_cumulative_args): Do not use local calling conventions
1543 for functions that can not change signature.
1545 2011-01-22 Jan Hubicka <jh@suse.cz>
1547 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1549 2011-01-26 Richard Guenther <rguenther@suse.de>
1551 PR tree-optimization/47190
1552 * cgraphunit.c (process_common_attributes): New function.
1553 (process_function_and_variable_attributes): Use it.
1555 2011-01-26 Richard Guenther <rguenther@suse.de>
1558 * cgraphbuild.c (record_eh_tables): Record reference to personality
1561 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1564 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1565 non-debug insns from moving up.
1567 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1570 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1571 t-dlldir{,-x} fragment for build and add it to tmake_file.
1572 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1573 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1574 * config/i386/t-dlldir: New file.
1575 (SHLIB_DLLDIR): Define.
1576 * config/i386/t-dlldir-x: New file.
1577 (SHLIB_DLLDIR): Define.
1578 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1579 (SHLIB_INSTALL): Use it.
1581 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1584 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1585 lower bound of the allowed Thumb-2 coprocessor load/store
1586 index range to -256. Add explaining comment.
1588 2011-01-25 Ian Lance Taylor <iant@google.com>
1590 * godump.c (go_define): Improve lexing of macro expansion to only
1591 accept expressions which match Go spec.
1593 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1596 * tree.c (handle_dll_attribute): Handle it.
1597 * doc/extend.texi (@item dllexport): Mention it.
1598 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1600 2011-01-25 Ian Lance Taylor <iant@google.com>
1602 PR tree-optimization/26854
1603 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1604 (decl_jump_unsafe): Move higher in file, with no other change.
1605 (bind): Set has_jump_unsafe_decl if appropriate.
1606 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1607 (check_earlier_gotos): Likewise.
1608 (c_check_switch_jump_warnings): Likewise.
1610 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1612 * doc/invoke.texi (Warning Options): Add missing hyphen.
1613 (-fprofile-dir): Minor grammatical fixes.
1614 (-fbranch-probabilities): Likewise.
1616 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1620 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1622 (no_real_insns_p, schedule_block, set_priorities): Drop special
1623 treatment of boundary debug insns.
1624 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1625 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1626 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1627 (BOUNDARY_DEBUG_INSN_P): Likewise.
1628 (SCHEDULE_DEBUG_INSN_P): Likewise.
1629 * sched-rgn.c (init_ready_list): Drop special treatment of
1630 boundary debug insns.
1631 * final.c (rest_of_clean-state): Clear notes' BB.
1633 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1635 * Makefile.in (LAMBDA_H): Removed.
1636 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1637 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1638 lambda-trans.o, and tree-loop-linear.o.
1639 (lto-symtab.o): Remove dependence on LAMBDA_H.
1640 (tree-loop-linear.o): Remove rule.
1641 (lambda-mat.o): Same.
1642 (lambda-trans.o): Same.
1643 (lambda-code.o): Same.
1644 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1645 (tree-vect-slp.o): Same.
1646 * hwint.h (gcd): Moved here.
1647 (least_common_multiple): Same.
1648 * lambda-code.c: Removed.
1649 * lambda-mat.c: Removed.
1650 * lambda-trans.c: Removed.
1651 * lambda.h: Removed.
1652 * tree-loop-linear.c: Removed.
1653 * lto-symtab.c: Do not include lambda.h.
1654 * omega.c (gcd): Removed.
1655 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1656 * tree-data-ref.c (print_lambda_vector): Moved here.
1657 (lambda_vector_copy): Same.
1658 (lambda_matrix_copy): Same.
1659 (lambda_matrix_id): Same.
1660 (lambda_vector_first_nz): Same.
1661 (lambda_matrix_row_add): Same.
1662 (lambda_matrix_row_exchange): Same.
1663 (lambda_vector_mult_const): Same.
1664 (lambda_vector_negate): Same.
1665 (lambda_matrix_row_negate): Same.
1666 (lambda_vector_equal): Same.
1667 (lambda_matrix_right_hermite): Same.
1668 * tree-data-ref.h: Do not include lambda.h.
1669 (lambda_vector): Moved here.
1670 (lambda_matrix): Same.
1671 (dependence_level): Same.
1672 (lambda_transform_legal_p): Removed declaration.
1673 (lambda_collect_parameters): Same.
1674 (lambda_compute_access_matrices): Same.
1675 (lambda_vector_gcd): Same.
1676 (lambda_vector_new): Same.
1677 (lambda_vector_clear): Same.
1678 (lambda_vector_lexico_pos): Same.
1679 (lambda_vector_zerop): Same.
1680 (lambda_matrix_new): Same.
1681 * tree-flow.h (least_common_multiple): Removed declaration.
1682 * tree-parloops.c (lambda_trans_matrix): Moved here.
1684 (LTM_ROWSIZE): Same.
1685 (LTM_COLSIZE): Same.
1686 (LTM_DENOMINATOR): Same.
1687 (lambda_trans_matrix_new): Same.
1688 (lambda_matrix_vector_mult): Same.
1689 (lambda_transform_legal_p): Same.
1690 * tree-pass.h (pass_linear_transform): Removed declaration.
1691 * tree-ssa-loop.c (tree_linear_transform): Removed.
1692 (gate_tree_linear_transform): Removed.
1693 (pass_linear_transform): Removed.
1694 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1695 flag_loop_interchange.
1697 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1699 PR tree-optimization/47265
1700 PR tree-optimization/47443
1701 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1702 if name still has some uses.
1704 2011-01-25 Martin Jambor <mjambor@suse.cz>
1706 PR tree-optimization/47382
1707 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1708 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1710 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1712 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1713 sjlj_except_unwind_info.
1715 2011-01-25 Richard Guenther <rguenther@suse.de>
1717 PR tree-optimization/47426
1718 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1719 visible functions results escape.
1721 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1724 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1725 (arm_get_frame_offsets): Use it.
1727 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1728 Jakub Jelinek <jakub@redhat.com>
1730 PR tree-optimization/47271
1731 * tree-if-conv.c (bb_postdominates_preds): New.
1732 (if_convertible_bb_p): Call bb_postdominates_preds.
1733 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1734 (predicate_scalar_phi): Call bb_postdominates_preds.
1736 2011-01-25 Nick Clifton <nickc@redhat.com>
1738 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1739 * config/rx/rx.c (rx_function_value): Likewise.
1740 (rx_promote_function_mode): Likewise.
1741 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1742 in order to make it legitimate.
1743 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1744 make sure that the first operand is the same as the result register.
1745 (addsi3_unspec): Delete.
1746 (subdi3): Do not accept immediate operands.
1747 (subdi3_internal): Likewise.
1749 2011-01-25 Jeff Law <law@redhat.com>
1751 PR rtl-optimization/37273
1752 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1753 handle them like argument loads from stack slots. Do not double
1754 count memory for memory constants and argument loads from stack slots.
1756 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1758 PR tree-optimization/47427
1759 PR tree-optimization/47428
1760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1761 coalesce if the new root var would be TREE_READONLY.
1763 2011-01-25 Richard Guenther <rguenther@suse.de>
1766 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1767 correct type for TBAA.
1769 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1771 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1772 (close_phi_written_to_memory): Call for_each_index with
1773 dr_indices_valid_in_loop.
1775 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1777 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1778 when it is initialized.
1780 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1782 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1783 call to graphite_find_data_references_in_stmt.
1784 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1785 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1786 call to graphite_find_data_references_in_stmt.
1787 (analyze_drs_in_stmts): Same.
1788 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1789 in which the scalar analysis of indices is performed.
1790 (create_data_ref): Same. Update call to dr_analyze_indices.
1791 (find_data_references_in_stmt): Update call to create_data_ref.
1792 (graphite_find_data_references_in_stmt): Same.
1793 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1795 (create_data_ref): Same.
1796 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1797 call to create_data_ref.
1799 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1801 * graphite-sese-to-poly.c (build_poly_scop): Move
1802 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1804 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1806 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1807 VAR_DECL, PARM_DECL, and RESULT_DECL.
1809 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1811 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1813 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1814 that have already been marked as PBB_IS_REDUCTION.
1816 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1818 * graphite-scop-detection.c (same_close_phi_node): New.
1819 (remove_duplicate_close_phi): New.
1820 (make_close_phi_nodes_unique): New.
1821 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1823 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1825 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1826 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1827 of both data references to be the same.
1829 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1831 * graphite-dependences.c (build_lexicographical_constraint): Remove
1833 (build_lexicographical_constraint): Adjust call to
1834 ppl_powerset_is_empty.
1835 (dependence_polyhedron): Same.
1836 (graphite_legal_transform_dr): Same.
1837 (graphite_carried_dependence_level_k): Same.
1838 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1840 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1842 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1844 * graphite-sese-to-poly.c
1845 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1846 (close_phi_written_to_memory): New.
1847 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1850 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1852 * doc/install.texi: Update the expected version number of PPL to 0.11.
1853 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1854 #if PPL_VERSION_MINOR < 11.
1856 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1858 * graphite-dependences.c: Include graphite-cloog-util.h.
1859 (new_poly_ddr): Inlined into dependence_polyhedron.
1860 (free_poly_ddr): Moved close by new_poly_ddr.
1861 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1862 Early return NULL when ppl_powerset_is_empty returns true.
1863 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1864 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1865 (graphite_legal_transform_dr): Call new_poly_ddr.
1866 (graphite_carried_dependence_level_k): Same.
1867 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1868 (dot_transformed_deps_stmt_1): Removed.
1869 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1870 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1871 (dot_deps_1): Call dot_deps_2.
1872 * Makefile.in (graphite-dependences.o): Add missing dependence on
1873 graphite-cloog-util.h.
1875 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1877 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1878 (build_lexicographical_constraint): Same.
1879 (dependence_polyhedron_1): Same.
1880 (graphite_legal_transform_dr): Same.
1881 (graphite_carried_dependence_level_k): Same.
1882 * graphite-ppl.c (ppl_powerset_is_empty): New.
1883 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1884 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1886 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1888 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1889 the "a followed by b" relation and document it.
1891 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1893 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1894 iteration when the bag of constraints is empty.
1896 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1898 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1900 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1902 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1903 nest and two loop depths as parameters.
1904 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1905 lst_perfect_nestify.
1907 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1909 * graphite-dependences.c (print_pddr): Call
1910 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1912 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1914 * graphite-ppl.c (debug_gmp_value): New.
1915 * graphite-ppl.h (debug_gmp_value): Declared.
1917 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1919 * doc/install.texi: Document availability of cloog-0.16.
1921 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1923 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1924 invalid postdominance info.
1926 2011-01-24 Jan Hubicka <jh@suse.cz>
1929 * doc/extend.texi (weak pragma): Drop claim that it must
1930 appear before definition.
1931 * varasm.c (merge_weak, declare_weak): Only sanity check
1932 that DECL is not output at a time it is declared weak.
1934 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1936 * machmode.def: Fixed comments.
1938 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1940 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1942 2011-01-24 Paul Koning <ni1d@arrl.net>
1944 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1947 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1950 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1951 (block_info): Add scanned and prev.
1952 (move_or_delete_vzeroupper_2): Return if the basic block
1953 has been scanned and the upper 128bit state is unchanged
1955 (move_or_delete_vzeroupper_1): Return true if the exit
1957 (move_or_delete_vzeroupper): Visit basic blocks using the
1958 work-list based algorithm based on vt_find_locations in
1961 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1963 2011-01-24 Nick Clifton <nickc@redhat.com>
1965 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1966 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1967 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1968 then define __v850e1__.
1969 * doc/invoke.texi: Document -mv850es.
1971 2011-01-24 Richard Henderson <rth@redhat.com>
1973 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1974 compound unordered comparisons.
1975 * config/rx/rx.c (rx_split_fp_compare): Remove.
1976 * config/rx/rx-protos.h: Update.
1977 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1978 (cbranchsf4): Don't call rx_split_fp_compare.
1979 (*cbranchsf4): Use rx_split_cbranch.
1980 (*cmpsf): Don't accept "i" constraint.
1981 (*conditional_branch): Only valid after reload.
1982 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1984 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1987 * config/rs6000/altivec.md (vector constant splitters): Add
1988 support for creating vector single precision constants if -mvsx is
1989 used and we would create the constant using Altivec primitives.
1991 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1992 Richard Sandiford <rdsandiford@googlemail.com>
1994 PR rtl-optimization/47166
1995 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1996 mechanism for PRE_MODIFY and POST_MODIFY.
1997 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
2000 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
2002 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
2004 2011-01-22 Jan Hubicka <jh@suse.cz>
2007 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
2009 2011-01-22 Jan Hubicka <jh@suse.cz>
2011 PR tree-optimization/43884
2013 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
2014 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
2016 2011-01-22 Anatoly Sokolov <aesok@post.ru>
2018 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
2019 * config/s390/s390.c (s390_register_move_cost,
2020 s390_memory_move_cost): New.
2021 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
2023 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2026 * except.c (sjlj_assign_call_site_values): Move setting the
2027 crtl->uses_eh_lsda flag to ...
2028 (sjlj_mark_call_sites): ... here.
2029 (sjlj_emit_function_enter): Support NULL dispatch label.
2030 (sjlj_build_landing_pads): In a function with no landing pads
2031 that still has must-not-throw regions, generate code to register
2032 a personality function with empty LSDA.
2034 2011-01-21 Richard Henderson <rth@redhat.com>
2036 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
2038 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
2040 * compare-elim.c: New file.
2041 * Makefile.in (OBJS-common): Add it.
2042 (compare-elim.o): New.
2043 * common.opt (fcompare-elim): New.
2044 * opts.c (default_options_table): Add OPT_fcompare_elim.
2045 * tree-pass.h (pass_compare_elim_after_reload): New.
2046 * passes.c (init_optimization_passes): Add it.
2047 * recog.h: Protect against re-inclusion.
2048 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
2049 * doc/invoke.texi (-fcompare-elim): Document it.
2050 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
2051 * doc/tm.texi: Rebuild.
2053 2011-01-22 Nick Clifton <nickc@redhat.com>
2055 * config/rx/rx.md (cstoresf4): Pass comparison operator to
2056 rx_split_fp_compare.
2058 2011-01-22 Nick Clifton <nickc@redhat.com>
2060 * config/rx/rx.md (UNSPEC_CONST): New.
2061 (deallocate_and_return): Wrap the amount popped off the stack in
2062 an UNSPEC_CONST in order to stop it being rejected by
2063 -mmax-constant-size.
2064 (pop_and_return): Add a "(return)" rtx.
2065 (call): Drop the immediate operand.
2066 (call_internal): Likewise.
2067 (call_value): Likewise.
2068 (call_value_internal): Likewise.
2069 (sibcall_internal): Likewise.
2070 (sibcall_value_internal): Likewise.
2071 (sibcall): Likewise. Generate an explicit call using
2073 (sibcall_value): Likewise.
2074 (mov<>): FAIL if a constant operand is not legitimate.
2075 (addsi3_unpsec): New pattern.
2077 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
2078 (ok_for_max_constant): New function.
2079 (gen_safe_add): New function.
2080 (rx_expand_prologue): Use gen_safe_add.
2081 (rx_expand_epilogue): Likewise.
2082 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
2085 2011-01-21 Jeff Law <law@redhat.com>
2087 PR tree-optimization/47053
2088 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
2089 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
2090 statements are deleted.
2091 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
2092 is nonempty, then purge dead edges and cleanup the CFG.
2094 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2098 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2100 * tree-dfa.c (create_var_ann): Mark variable as used.
2102 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2105 * except.c (convert_to_eh_region_ranges): Emit queued no-region
2106 notes from other section in hot/cold partitioning even if
2107 last_action is -3. Increment call_site_base.
2109 PR rtl-optimization/47366
2110 * fwprop.c (forward_propagate_into): Return bool. If
2111 any changes are made, -fnon-call-exceptions is used and
2112 REG_EH_REGION note is present, call purge_dead_edges
2113 and return true if it purged anything.
2114 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
2115 any EH edges were purged.
2117 2011-01-21 Jeff Law <law@redhat.com>
2119 PR rtl-optimization/41619
2120 * caller-save.c (setup_save_areas): Break out code to determine
2121 which hard regs are live across calls by examining the reload chains
2122 so that it is always used.
2123 Eliminate code which checked REG_N_CALLS_CROSSED.
2125 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2127 PR tree-optimization/47355
2128 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
2129 NOP has non-debug uses beyond PHIs in new_bb.
2131 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
2134 * cfgexpand.c (account_used_vars_for_block): Only account vars
2135 that are annotated as used.
2136 (estimated_stack_frame_size): Don't set TREE_USED.
2137 * tree-dfa.c (create_var_ann): Mark variable as used.
2139 2011-01-21 Richard Guenther <rguenther@suse.de>
2142 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
2144 2011-01-21 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/47365
2147 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
2148 (vn_reference_lookup_pieces): Adjust.
2149 (vn_reference_lookup): Likewise.
2150 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
2151 (vn_reference_lookup_3): Only look through kills if in
2152 VN_WALKREWRITE mode.
2153 (vn_reference_lookup_pieces): Adjust.
2154 (vn_reference_lookup): Likewise.
2155 (visit_reference_op_load): Likewise.
2156 (visit_reference_op_store): Likewise.
2157 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
2158 (compute_avail): Likewise.
2159 (eliminate): Likewise.
2161 2011-01-21 Jakub Jelinek <jakub@redhat.com>
2163 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
2164 DECL_IGNORED_P non-reg vars if they are used.
2166 PR tree-optimization/47391
2167 * varpool.c (const_value_known_p): Return false if
2170 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
2173 * config/i386/i386.c (ix86_local_alignment): Handle
2174 case for va_list_type_node is nil.
2175 (ix86_canonical_va_list_type): Likewise.
2177 2011-01-21 Alan Modra <amodra@gmail.com>
2179 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
2180 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
2182 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2184 * config/arm/arm.md (define_attr type): Rename f_load
2185 and f_store to f_fpa_load and f_fpa_store. Update.
2186 (write_conflict): Deal with rename fallout.
2187 (*push_fp_multi): Likewise.
2188 * config/arm/fpa.md (f_load): Use f_fpa_load.
2189 (f_store): Use f_fpa_store.
2190 (*movsf_fpa): Likewise.
2191 (*movdf_fpa): Likewise.
2192 (*movxf_fpa): Likewise.
2193 (*thumb2_movsf_fpa): Likewise.
2194 (*thumb2_movdf_fpa): Likewise.
2195 (*thumb2_movxf_fpa): Likewise.
2196 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
2197 f_loadd and f_stored.
2198 (*thumb2_movdi_vfp): Likewise.
2199 (*thumb2_movsf_vfp): Fix attribute to f_loads.
2200 (*thumb2_movsi_vfp): Likewise.
2201 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
2202 Use f_loads instead of f_load.
2203 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
2205 2011-01-20 Anatoly Sokolov <aesok@post.ru>
2207 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
2208 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
2209 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2210 (xtensa_mode_dependent_address_p): New function.
2211 (constantpool_address_p): Make static. Change return type to bool.
2212 Change argument type to const_rtx. Use CONST_INT_P predicate.
2214 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
2217 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
2219 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2222 * cfgexpand.c (expand_debug_expr): Instead of generating
2223 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
2226 2011-01-20 Richard Guenther <rguenther@suse.de>
2229 * tree-inline.c (remap_gimple_op_r): Recurse manually for
2230 the pointer operand of MEM_REFs.
2232 2011-01-20 Jakub Jelinek <jakub@redhat.com>
2234 PR tree-optimization/46130
2235 * ipa-split.c (consider_split): If return_bb contains non-virtual
2236 PHIs other than for retval or if split_function would not adjust it,
2239 2011-01-20 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/47167
2242 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
2243 Revert previous change, only avoid enumeral type changes.
2245 2011-01-19 Mike Stump <mikestump@comcast.net>
2247 * doc/tm.texi.in (BRANCH_COST): Englishify.
2248 * doc/tm.texi (BRANCH_COST): Likewise.
2250 2011-01-19 Dodji Seketeli <dodji@redhat.com>
2253 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
2254 (gen_scheduled_generic_parms_dies): New functions.
2255 (gen_struct_or_union_type_die): Schedule template parameters DIEs
2256 generation for the end of CU compilation.
2257 (dwarf2out_finish): Generate template parameters DIEs here.
2259 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2262 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
2263 debug bind stmt on merge edges.
2265 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2269 * function.c (instantiate_expr): Instantiate incoming rtl of
2270 implicit arguments, and recurse on VALUE_EXPRs.
2271 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2272 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2274 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2276 * c-parser.c (c_parser_for_statement): Initialize
2277 collection_expression.
2279 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2281 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2283 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2285 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2286 (LINK_SHLIB_SPEC): Don't use %(link_path).
2287 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2289 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2291 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2292 (NO_SHARED_LIB_SUPPORT): Remove.
2293 (LINK_SHLIB_SPEC): Remove one conditional definition.
2295 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2297 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2299 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2300 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2301 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2302 %{call_shared} and conditionals on these options not being passed.
2303 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2306 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2308 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2311 * ipa-split.c: Spelling fixes.
2313 2011-01-19 Richard Henderson <rth@redhat.com>
2315 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2316 (*mulsi3): Likewise.
2318 * longlong.h [__mn10300__] (count_leading_zeros): New.
2319 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2320 [__mn10300__] (add_ssaaaa, subddmmss): New.
2321 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2322 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2324 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2326 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2328 2011-01-19 Richard Henderson <rth@redhat.com>
2330 * config/mn10300/mn10300.md (addsi3_flags): New.
2331 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2332 (subsi3_flags, subc_internal, subdi3): New.
2333 (subdi3_internal, *subdi3_degenerate): New.
2334 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2336 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2337 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2338 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2339 * config/mn10300/mn10300-protos.h: Update.
2340 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2341 (return_ret): Likewise. Rename from return_internal_regs.
2342 (return_internal): Remove.
2344 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2345 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2346 (mn10300_legitimate_constant_p): Likewise.
2347 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2348 (mn10300_frame_size): New.
2349 (mn10300_expand_prologue): Use it.
2350 (mn10300_expand_epilogue): Likewise.
2351 (mn10300_initial_offset): Likewise.
2352 * config/mn10300/mn10300-protos.h: Update.
2353 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2354 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2355 (prologue, epilogue, return_internal): Tidy output code.
2356 (mn10300_store_multiple_operation, return): Likewise.
2357 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2358 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2359 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2360 (load_pic, am33_load_pic): New.
2361 (mn10300_load_pic0, mn10300_load_pic1): New.
2363 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2364 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2365 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2366 (cc_flags_for_mode, cc_flags_for_code): New.
2367 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2368 overflow flag is not valid. Validate that the flags we need
2369 for the comparison are valid.
2370 (mn10300_output_cmp): Remove.
2371 (mn10300_output_add): New.
2372 (mn10300_select_cc_mode): Use cc_flags_for_code.
2373 (mn10300_split_cbranch): New.
2374 (mn10300_match_ccmode): New.
2375 (mn10300_split_and_operand_count): New.
2376 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2378 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2379 (addsi3): ... here. Use mn10300_output_add.
2380 (*addsi3_flags): New.
2381 (*am33_subsi3, *mn10300_subsi3): Merge...
2382 (subsi3): ... here. Use attribute isa.
2383 (*subsi3_flags): New.
2384 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2386 (*am33_andsi3, *mn10300_andsi3): Merge...
2388 (*andsi3_flags): New.
2389 (andsi3 splitters): New.
2390 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2392 (*iorsi3_flags): New.
2393 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2395 (*xorsi3_flags): New.
2396 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2397 (one_cmplsi2): ... here.
2398 (*one_cmplsi2_flags): New.
2399 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2400 instead of "dax" in constraints. Use mn10300_split_cbranch.
2401 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2402 use matching constraints to eliminate a self-comparison.
2403 (*integer_conditional_branch): Rename from integer_conditional_branch.
2404 Use int_mode_flags to match CC_REG.
2405 (*cbranchsi4_btst, *btstsi): New.
2406 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2407 mn10300_split_cbranch.
2408 (*am33_cmpsf): Rename from am33_cmpsf.
2409 (*float_conditional_branch): Rename from float_conditional_branch.
2410 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2411 (zero_extendqisi2): ... here.
2412 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2413 (zero_extendhisi2): ... here.
2414 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2415 (extendqisi2): ... here.
2416 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2417 (extendhisi2): ... here.
2418 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2419 (ashlsi3): ... here.
2420 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2421 (lshrsi3): ... here.
2422 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2423 (ashrsi3): ... here.
2424 (consecutive add peephole): Remove.
2425 * config/mn10300/predicates.md (label_ref_operand): New.
2426 (int_mode_flags): New.
2427 (CCZN_comparison_operator): New.
2429 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2430 (throughput_42_latency_43): New reservation.
2431 (mulsidi3, umulsidi3): New expanders.
2432 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2433 the MDR register to allocation; separately allocate the low and
2434 high parts of the DImode result.
2435 (umulsidi3_internal): Similarly.
2436 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2437 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2438 (udivsi3, umodsi3): Remove.
2439 (udivmodsi4, divmodsi4): New expanders.
2440 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2441 (*divmodsi4): Simiarly.
2442 (ext_internal): New.
2444 * config/mn10300/constraints.md ("z"): New constraint.
2445 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2446 (FIXED_REGISTERS): Don't fix MDR.
2447 (CALL_USED_REGSITERS): Reformat nicely.
2448 (REG_ALLOC_ORDER): Add MDR.
2449 (enum regclass): Add MDR_REGS.
2450 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2451 (IRA_COVER_CLASSES): Add MDR_REGS.
2452 (REGNO_REG_CLASS): Handle MDR_REG.
2453 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2454 (mn10300_register_move_cost): Likewise.
2455 * config/mn10300/mn10300.md (MDR_REG): New.
2456 (*movsi_internal): Handle moves to/from MDR_REGS.
2458 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2460 (mn10300_secondary_reload): Tidy combination reload classes.
2461 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2462 addresses for AM33. Allow symbolic offsets for reg+imm.
2463 (mn10300_regno_in_class_p): New.
2464 (mn10300_legitimize_reload_address): New.
2465 * config/mn10300/mn10300.h (enum reg_class): Remove
2466 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2467 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2469 (REG_CLASS_NAMES): Update to match.
2470 (REG_CLASS_CONTENTS): Likewise.
2471 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2472 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2473 (REGNO_IN_RANGE_P): Remove.
2474 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2475 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2476 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2477 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2478 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2479 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2480 (REGNO_GENERAL_P): New.
2481 (HAVE_POST_MODIFY_DISP): New.
2482 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2483 (LEGITIMIZE_RELOAD_ADDRESS): New.
2484 * config/mn10300/mn10300-protos.h: Update.
2486 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2487 DATA_REGS for AM33 stack-pointer destination.
2488 (mn10300_preferred_output_reload_class): Likewise.
2489 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2490 into a form appropriate for ...
2491 (TARGET_SECONDARY_RELOAD): New.
2492 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2493 * config/mn10300/mn10300-protos.h: Update.
2494 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2495 reload_insi; use the "A" constraint for the scratch; handle AM33
2496 moves of sp to non-address registers.
2498 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2499 (*movqi_internal): ... here.
2500 (*am33_movhi, *mn10300_movhi): Merge into...
2501 (*movhi_internal): ... here.
2502 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2503 as the source/destination of moves from/to SP.
2504 (movsf): Only allow for AM33-2.
2505 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2506 any integer constant constraint. Only allow for AM33-2. Tidy
2507 all of the alternative outputs.
2508 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2509 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2511 (udivsi3, umodsi3): New patterns for MN103 only.
2513 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2515 * doc/tm.texi.in: Spell out that a lack of register class unions
2517 * doc/tm.texi: Regenerate.
2519 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2521 PR rtl-optimization/47337
2522 * dce.c (check_argument_store): New function.
2523 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2525 PR tree-optimization/47290
2526 * tree-eh.c (infinite_empty_loop_p): New function.
2527 (cleanup_empty_eh): Use it.
2529 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2532 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2533 (a64_expand_widen_sum): Ditto.
2534 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2535 (vec_extract_evenodd_help): Ditto.
2536 (vec_extract_evenv4hi): Ditto.
2537 (vec_extract_oddv4hi): Ditto.
2538 (vec_extract_evenv2si): Ditto.
2539 (vec_extract_oddv2si): Ditto.
2540 (vec_extract_evenv2sf): Ditto.
2541 (vec_extract_oddv2sf): Ditto.
2542 (vec_pack_trunc_v4hi: Ditto.
2543 (vec_pack_trunc_v2si): Ditto.
2544 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2545 (vec_interleave_highv8qi): Ditto.
2547 (vec_extract_oddv8qi): Ditto.
2548 (vec_interleave_lowv4hi): Ditto.
2549 (vec_interleave_highv4hi): Ditto.
2550 (vec_interleave_lowv2si): Ditto.
2551 (vec_interleave_highv2si): Ditto.
2553 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2555 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2556 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2557 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2558 (pa_c_mode_for_suffix): New.
2559 (TARGET_EXPAND_BUILTIN): Define.
2560 (TARGET_C_MODE_FOR_SUFFIX): Define.
2561 (pa_builtins): Define.
2562 (pa_init_builtins): Register __float128 type and init new support
2564 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2565 * config/pa/quadlib.c (_U_Qfcopysign): New.
2567 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2570 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2571 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2574 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2576 PR tree-optimization/47179
2577 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2578 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2580 2011-01-18 Richard Guenther <rguenther@suse.de>
2582 PR rtl-optimization/47216
2583 * emit-rtl.c: Include tree-flow.h.
2584 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2585 of replicating it with different semantics.
2586 * Makefile.in (emit-rtl.o): Adjust.
2588 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2590 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2591 (cortex_a9_dp): Handle neon types correctly.
2593 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2595 PR rtl-optimization/47299
2596 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2597 subtarget. Use normal multiplication if both operands are constants.
2598 * expmed.c (expand_widening_mult): Don't try to optimize constant
2599 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2602 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2604 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2605 spacing after 'e.g.', typos, comma, hyphenation.
2607 2011-01-17 Richard Henderson <rth@redhat.com>
2609 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2610 (rx_restricted_mem_operand): New.
2611 (rx_shift_operand): Use register_operand.
2612 (rx_source_operand, rx_compare_operand): Likewise.
2613 * config/rx/rx.md (addsi3_flags): New expander.
2614 (adddi3): Rewrite as expander.
2615 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2616 (subsi3_flags): New expander.
2617 (subdi3): Rewrite as expander.
2618 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2620 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2621 (rx_init_builtins): Remove sat builtin.
2622 (rx_expand_builtin): Likewise.
2623 * config/rx/rx.md (ssaddsi3): New.
2624 (*sat): Rename from sat. Represent the CC_REG input.
2626 * config/rx/predicates.md (rshift_operator): New.
2627 * config/rx/rx.c (rx_expand_insv): Remove.
2628 * config/rx/rx-protos.h: Update.
2629 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2630 operand to the canonical position.
2631 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2632 (*bitclr, *bitclr_in_memory): Similarly.
2633 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2634 (insv): Retain the zero_extract in the expansion.
2636 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2637 (bswaphi2, bitinvert, revw): Likewise.
2639 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2640 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2641 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2642 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2643 (bitset, bitset_in_memory): Likewise.
2644 (bitinvert, bitinvert_in_memory): Likewise.
2645 (bitclr, bitclr_in_memory): Likewise.
2646 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2647 (rx_strend, rx_cmpstrn): Likewise.
2648 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2649 (bitop peep2 patterns): Remove.
2651 * config/rx/rx.c (rx_match_ccmode): New.
2652 * config/rx/rx-protos.h: Update.
2653 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2654 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2655 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2656 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2657 (fix_truncsfsi2, floatsisf2): Likewise.
2658 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2659 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2660 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2661 (*subsi3_flags, *xorsi3_flags): New.
2663 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2665 * config/rx/rx.c (rx_print_operand): Remove workaround for
2666 unsplit comparison operations.
2668 * config/rx/rx.md (movsicc): Split after reload.
2669 (*movsicc): Merge *movsieq and *movsine via match_operator.
2670 (*stcc): New pattern.
2672 * config/rx/rx.c (rx_float_compare_mode): Remove.
2673 * config/rx/rx.h (rx_float_compare_mode): Remove.
2674 * config/rx/rx.md (cstoresi4): Split after reload.
2675 (*sccc): New pattern.
2677 * config/rx/predicates.md (label_ref_operand): New.
2678 (rx_z_comparison_operator): New.
2679 (rx_zs_comparison_operator): New.
2680 (rx_fp_comparison_operator): New.
2681 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2682 Validate that the flags are set properly for the comparison.
2683 (rx_gen_cond_branch_template): Remove.
2684 (rx_cc_modes_compatible): Remove.
2685 (mode_from_flags): New.
2686 (flags_from_code): Rename from flags_needed_for_conditional.
2687 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2688 (rx_select_cc_mode): Likewise.
2689 (rx_split_fp_compare): New.
2690 (rx_split_cbranch): New.
2691 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2692 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2693 (*cbranchsf4): Similarly.
2694 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2695 match_operator and rx_split_cbranch.
2696 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2697 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2698 (*cmpsi): Rename from cmpsi.
2699 (*tstsi): Rename from tstsi.
2700 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2701 (*conditional_branch): Rename from conditional_branch.
2702 (*reveresed_conditional_branch): Remove.
2703 (b<code>): Remove expander.
2704 * config/rx/rx-protos.h: Update.
2706 * config/rx/rx.c (rx_compare_redundant): Remove.
2707 * config/rx/rx.md (cmpsi): Don't use it.
2708 * config/rx/rx-protos.h: Update.
2710 * config/rx/rx-modes.def (CC_F): New mode.
2711 * config/rx/rx.c (rx_select_cc_mode): New.
2712 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2713 * config/rx/rx-protos.h: Update.
2715 2011-01-17 Richard Henderson <rth@redhat.com>
2717 * except.c (dump_eh_tree): Fix stray ; after for statement.
2719 2011-01-17 Richard Guenther <rguenther@suse.de>
2721 PR tree-optimization/47313
2722 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2723 handling before copying the body. Properly deal with
2724 by-reference result in SSA form.
2726 2011-01-17 Ian Lance Taylor <iant@google.com>
2729 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2730 (struct_value_alias_set): Don't define.
2731 (sparc_option_override): Don't set sparc_sr_alias_set and
2732 struct_value_alias_set.
2733 (save_or_restore_regs): Use gen_frame_mem rather than calling
2735 (sparc_struct_value_rtx): Likewise.
2737 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2740 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2742 (_mm_maskstore_pd): Likewise.
2743 (_mm_maskload_ps): Likewise.
2744 (_mm_maskstore_ps): Likewise.
2745 (_mm256_maskload_pd): Change mask to __m256i.
2746 (_mm256_maskstore_pd): Likewise.
2747 (_mm256_maskload_ps): Likewise.
2748 (_mm256_maskstore_ps): Likewise.
2750 * config/i386/i386-builtin-types.def: Updated.
2751 (ix86_expand_special_args_builtin): Likewise.
2753 * config/i386/i386.c (bdesc_special_args): Update
2754 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2755 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2756 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2757 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2759 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2760 Use <avxpermvecmode> on mask register.
2761 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2763 2011-01-17 Olivier Hainque <hainque@adacore.com>
2764 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2765 Eric Botcazou <ebotcazou@adacore.com>
2768 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2769 if <= USHRT_MAX in 32-bit mode.
2771 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2773 * doc/install.texi (Configuration, Specific): Wrap long
2774 lines in examples. Allow line wrapping in long options
2775 and URLs where beneficial for PDF output.
2777 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2779 * config/mips/mips.c (mips_classify_symbol): Don't return
2780 SYMBOL_PC_RELATIVE for nonlocal labels.
2782 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2784 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2786 2011-01-15 Jan Hubicka <jh@suse.cz>
2788 PR tree-optimization/47276
2789 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2790 declarations as needed.
2792 2011-01-15 Martin Jambor <mjambor@suse.cz>
2794 * common.opt (fdevirtualize): New flag.
2795 * doc/invoke.texi (Option Summary): Document it.
2796 * opts.c (default_options_table): Add devirtualize flag.
2797 * ipa-prop.c (detect_type_change): Return immediately if
2798 devirtualize flag is not set.
2799 (detect_type_change_ssa): Likewise.
2800 (compute_known_type_jump_func): Likewise.
2801 (ipa_analyze_virtual_call_uses): Likewise.
2803 2011-01-14 Martin Jambor <mjambor@suse.cz>
2805 PR tree-optimization/45934
2806 PR tree-optimization/46302
2807 * ipa-prop.c (type_change_info): New type.
2808 (stmt_may_be_vtbl_ptr_store): New function.
2809 (check_stmt_for_type_change): Likewise.
2810 (detect_type_change): Likewise.
2811 (detect_type_change_ssa): Likewise.
2812 (compute_complex_assign_jump_func): Check for dynamic type change.
2813 (compute_complex_ancestor_jump_func): Likewise.
2814 (compute_known_type_jump_func): Likewise.
2815 (compute_scalar_jump_functions): Likewise.
2816 (ipa_analyze_virtual_call_uses): Likewise.
2817 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2819 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2821 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2822 * config/i386/i386.opt (msse5): New Alias.
2824 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2826 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2827 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2828 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2829 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2831 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2833 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2835 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2836 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2837 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2838 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2840 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2842 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2844 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2846 2011-01-14 Mike Stump <mikestump@comcast.net>
2848 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2849 * config/fr30/fr30.md: Likweise
2850 (movsi_push): Likewise.
2851 (movsi_pop): Likewise.
2852 (enter_func): Likewise.
2853 * config/moxie/moxie.md (movsi_push): Likewise.
2854 (movsi_pop): Likewise.
2856 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2858 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2859 %{no_archive} %{exact_version}.
2860 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2861 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2862 %{no_archive} %{exact_version}.
2863 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2864 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2865 * config/mips/vxworks.h: Likewise.
2867 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2869 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2871 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2873 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2874 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2876 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2878 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2881 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2883 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2885 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2886 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2888 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2889 Don't handle -shlib.
2891 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2893 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2894 (CC1_SPEC): Don't handle -profile.
2896 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2898 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2899 * config/mips/mips.h (CC1_SPEC): Likewise.
2901 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2903 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2904 * config/mips/mips.h (CC1_SPEC): Likewise.
2906 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2908 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2909 * config/m32r/linux.h (LINK_SPEC): Likewise.
2910 * config/mips/linux.h (LINK_SPEC): Likewise.
2911 * config/mips/linux64.h (LINK_SPEC): Likewise.
2912 * config/sparc/linux.h (LINK_SPEC): Likewise.
2913 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2914 LINK_SPEC): Likewise.
2915 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2917 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2919 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2921 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2923 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2925 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2926 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2928 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2930 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2932 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2934 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2935 supports -Bstatic/-Bdynamic.
2936 * configure: Regenerate.
2938 2011-01-14 Jan Hubicka <jh@suse.cz>
2939 Jack Howarth <howarth@bromo.med.uc.edu>
2942 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2943 when checking debug_info_level. Test write_symbols instead of
2944 debug_hooks->var_location when setting flag_var_tracking_uninit.
2946 2011-01-14 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/47179
2949 * target.def (ref_may_alias_errno): New target hook.
2950 * targhooks.h (default_ref_may_alias_errno): Declare.
2951 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2952 (default_ref_may_alias_errno): New function.
2953 * target.h (struct ao_ref_s): Declare.
2954 * tree-ssa-alias.c: Include target.h.
2955 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2956 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2957 (targhooks.o): Likewise.
2958 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2959 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2961 2011-01-14 Richard Guenther <rguenther@suse.de>
2963 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2965 2011-01-14 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/47280
2968 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2970 (tree_ssa_forward_propagate_single_use_vars): Deal with
2971 CFG changes from associate_plusminus.
2973 2011-01-14 Richard Guenther <rguenther@suse.de>
2977 2011-01-11 Richard Guenther <rguenther@suse.de>
2979 PR tree-optimization/46076
2980 * tree-ssa.c (useless_type_conversion_p): Conversions from
2981 unprototyped to empty argument list function types are useless.
2983 2011-01-14 Richard Guenther <rguenther@suse.de>
2985 PR tree-optimization/47286
2986 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2988 2011-01-14 Martin Jambor <mjambor@suse.cz>
2991 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2993 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2995 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2996 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2997 * config/xtensa/xtensa.c (xtensa_libcall_value,
2998 xtensa_function_value_regno_p): New functions.
2999 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
3001 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
3004 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
3006 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
3007 New function prototype.
3008 * config/i386/winnt.c (i386_pe_assemble_visibility):
3009 Warn only if attribute was specified by user.
3011 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3014 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
3016 (floatunsdidf2_fcfidu): Ditto.
3018 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3020 * config/s390/s390.c (print_operand_address): Replace 'error' with
3021 'output_operand_lossage'.
3022 (print_operand): Likewise.
3024 2011-01-13 Jeff Law <law@redhat.com>
3026 PR rtl-optimization/39077
3027 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
3028 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
3029 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
3030 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
3031 * gcse.c (prune_insertions_deletions): New function.
3032 (compute_pre_data): Use it.
3034 2011-01-13 Dodji Seketeli <dodji@redhat.com>
3037 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
3039 (prune_unused_types_mark): Use it.
3041 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
3043 PR rtl-optimization/45352
3044 * sel-sched.c: Update copyright years.
3045 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
3046 in the advancing loop when we have issued issue_rate insns.
3048 2011-01-12 Richard Henderson <rth@redhat.com>
3050 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
3051 (TARGET_MD_ASM_CLOBBERS): New.
3053 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
3054 (TARGET_DELEGITIMIZE_ADDRESS): New.
3056 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
3057 (clzsi2, *bsch): New patterns.
3059 * config/mn10300/mn10300.md (INT): New mode iterator.
3060 (*mov<INT>_clr): New pattern, and peep2 to generate it.
3062 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
3063 flag_split_wide_types.
3065 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
3066 (mn10300_trampoline_init): Rewrite without a template, an immediate
3067 load and a direct branch.
3068 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
3070 2011-01-12 Anatoly Sokolov <aesok@post.ru>
3072 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3073 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
3074 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
3075 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3077 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
3080 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
3083 2011-01-12 Jan Hubicka <jh@suse.cz>
3086 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
3087 (PLUGIN_COND_CLOSE): New macro.
3088 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
3090 2011-01-12 Richard Guenther <rguenther@suse.de>
3093 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
3094 register variables in a MEM_REF.
3096 2011-01-12 Joseph Myers <joseph@codesourcery.com>
3098 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
3099 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
3100 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
3101 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
3102 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
3103 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
3104 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
3105 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
3106 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
3107 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
3108 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
3109 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
3110 * config/gnu-user.h: New. Copied from linux.h.
3111 (LINUX_TARGET_STARTFILE_SPEC): Rename to
3112 GNU_USER_TARGET_STARTFILE_SPEC.
3113 (LINUX_TARGET_ENDFILE_SPEC): Rename to
3114 GNU_USER_TARGET_ENDFILE_SPEC.
3115 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
3116 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
3117 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
3118 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
3119 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
3120 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
3121 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
3122 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
3123 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
3124 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
3125 * config/arm/linux-eabi.h (CC1_SPEC): Use
3126 GNU_USER_TARGET_CC1_SPEC.
3127 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
3128 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
3129 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
3130 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
3131 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
3132 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
3133 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
3134 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
3136 2011-01-12 Richard Guenther <rguenther@suse.de>
3139 * doc/invoke.texi (ffast-math): Document it is turned on
3142 2011-01-12 Jan Hubicka <jh@suse.cz>
3144 PR tree-optimization/47233
3145 * opts.c (common_handle_option): Disable ipa-reference with profile
3148 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3150 * c-parser.c (c_parser_objc_at_property_declaration): Improved
3153 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
3155 * c-parser.c (c_lex_one_token): Updated and reindented some
3156 comments. No changes in code.
3158 2011-01-11 Ian Lance Taylor <iant@google.com>
3160 * godump.c (go_output_var): Don't output the variable if there is
3161 already a type with the same name.
3163 2011-01-11 Ian Lance Taylor <iant@google.com>
3165 * godump.c (go_format_type): Don't generate float80.
3167 2011-01-11 Richard Henderson <rth@redhat.com>
3169 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
3170 declaration. Rewrite for both speed and size.
3171 (mn10300_address_cost_1): Remove.
3172 (mn10300_register_move_cost): New.
3173 (mn10300_memory_move_cost): New.
3174 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
3175 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
3176 extensions, shifts, BSWAP, CLZ.
3177 (mn10300_wide_const_load_uses_clr): Remove.
3178 (TARGET_REGISTER_MOVE_COST): New.
3179 (TARGET_MEMORY_MOVE_COST): New.
3180 * config/mn10300/mn10300-protos.h: Update.
3181 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
3183 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
3184 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
3185 * config/mn10300/mn10300-protos.h: Update.
3186 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
3187 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
3188 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
3189 (*test_int_bitfield, *test_byte_bitfield): Remove.
3190 (*bit_test, *subreg_bit_test): Remove.
3191 * config/mn10300/predicates.md (const_8bit_operand): Remove.
3193 * config/mn10300/constraints.md ("c"): Rename from "A".
3194 ("A", "D"): New constraint letters.
3195 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
3196 (fmssf4, fnmasf4, fnmssf4): Likewise.
3198 * config/mn10300/mn10300.md (isa): New attribute.
3199 (enabled): New attribute.
3201 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
3202 (abssf2, negsf2): Define only for hardware fp.
3203 (sqrtsf2): Reformat.
3204 (addsf3, subsf3, mulsf3): Merge expander and insn.
3206 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
3207 (DEBUGGER_AUTO_OFFSET): Remove.
3208 (DEBUGGER_ARG_OFFSET): Remove.
3210 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
3211 Emit register stores with the same offsets as the hardware.
3212 (mn10300_store_multiple_operation): Don't check that the register
3213 save offsets are monotonic.
3214 * config/mn10300/mn10300-protos.h: Update.
3216 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
3218 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
3219 in terms of the value on the stack, not the MDR register.
3221 2011-01-11 Jan Hubicka <jh@suse.cz>
3225 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
3226 (symbol_alias_set_destroy, symbol_alias_set_contains,
3227 propagate_aliases_backward): Declare.
3228 * lto-streamer-out.c (struct sets): New sturcture.
3229 (trivally_defined_alias): New function.
3230 (output_alias_pair_p): Rewrite.
3231 (output_unreferenced_globals): Fix output of alias pairs.
3232 (produce_symtab): Likewise.
3233 * ipa.c (function_and_variable_visibility): Set weak alias destination
3235 * varasm.c (symbol_alias_set_t): Remove.
3236 (symbol_alias_set_destroy): Export.
3237 (propagate_aliases_forward, propagate_aliases_backward): New functions
3239 (compute_visible_aliases): ... this one; remove.
3240 (trivially_visible_alias): New
3241 (trivially_defined_alias): New.
3242 (remove_unreachable_alias_pairs): Rewrite.
3243 (finish_aliases_1): Reorganize code checking if alias is defined.
3244 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
3247 2011-01-11 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/46076
3250 * tree-ssa.c (useless_type_conversion_p): Conversions from
3251 unprototyped to empty argument list function types are useless.
3253 2011-01-11 Richard Guenther <rguenther@suse.de>
3256 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
3257 volatile MEMs as MEM_READONLY_P.
3259 2011-01-11 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/47239
3262 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
3264 2011-01-11 Jeff Law <law@redhat.com>
3266 PR tree-optimization/47086
3267 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3268 IVs from statements that might throw.
3270 2011-01-10 Jan Hubicka <jh@suse.cz>
3273 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3275 2011-01-10 Jan Hubicka <jh@suse.cz>
3278 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3279 when correcting profile.
3281 2011-01-10 Jan Hubicka <jh@suse.cz>
3284 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3286 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3287 Restore DECL_FINI_PRIORITY.
3289 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3291 * doc/gimple.texi: Fix quoting of multi-word return values in
3292 @deftypefn statements. Ensure presence of return value. Wrap
3293 overlong @deftypefn lines.
3294 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3295 descriptions of removed functions.
3296 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3297 of multi-word return value in @deftypefn statement.
3299 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3301 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3302 (Conditional Expressions, Logical Operators)
3303 (Statement and operand traversals): Do not indent smallexample
3304 code. Fix duplicate function argument in example.
3306 2011-01-10 Jeff Law <law@redhat.com>
3308 PR tree-optimization/47141
3309 * ipa-split.c (split_function): Handle case where we are
3310 returning a value and the return block has a virtual operand phi.
3312 2011-01-10 Jan Hubicka <jh@suse.cz>
3314 PR tree-optimization/47234
3315 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3316 (pass_feedback_split_functions): Declare.
3317 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3319 * ipa-split.c (gate_split_functions): Update comments; disable
3320 split-functions for profile_arc_flag and branch_probabilities.
3321 (gate_feedback_split_functions): New function.
3322 (execute_feedback_split_functions): New function.
3323 (pass_feedback_split_functions): New global var.
3325 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3328 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3329 calling gimple_call_set_cannot_inline.
3331 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3333 * config/darwin-sections.def: Remove unused section.
3335 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3338 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3340 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3343 * c-parser.c (c_parser_declaration_or_fndef): Improved
3346 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3348 * config/i386/winnt.c (i386_pe_start_function): Make sure
3349 to switch back to function's section.
3351 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3355 * plugin.c: Move include of dlfcn.h from here...
3356 * system.h: ... to here.
3358 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3360 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3362 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3363 two extra empty pages in PDF output.
3365 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3368 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3369 for error recovery purposes behave as if it was not specified so
3370 that the default type is usd.
3372 2011-01-07 Jan Hubicka <jh@suse.cz>
3374 PR tree-optmization/46469
3375 * ipa.c (function_and_variable_visibility): Clear needed flags on
3376 nodes with external decls; handle weakrefs merging correctly.
3378 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3380 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3383 2011-01-07 Jan Hubicka <jh@suse.cz>
3385 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3386 and no longer claim that gold is required for linker plugin.
3387 * configure: Regenerate.
3388 * gcc.c (PLUGIN_COND): New macro.
3389 (LINK_COMMAND_SPEC): Use it.
3390 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3391 * config.in (HAVE_LTO_PLUGIN): New.
3392 * configure.ac (--with-lto-plugin): New parameter; autodetect
3395 2011-01-07 Jan Hubicka <jh@suse.cz>
3397 PR tree-optimization/46367
3398 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3399 when we can update original.
3400 (cgraph_mark_inline_edge): Sanity check.
3401 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3403 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3405 * config/spu/spu.h (ASM_COMMENT_START): Define.
3407 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3411 (SWITCH_KEEP_FOR_GCC): Likewise.
3412 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3413 (do_spec_1): Handle "%>".
3415 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3417 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3420 * config/i386/i386.c (ix86_delegitimize_address): If
3421 simplify_gen_subreg fails, return orig_x.
3424 * value-prof.c (gimple_stringop_fixed_value): Handle
3425 lhs of the call properly.
3427 2011-01-07 Jan Hubicka <jh@suse.cz>
3430 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3432 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3434 * target.def (function_switched_text_sections): New hook.
3435 * doc/tm.texi: Regenerated.
3436 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3437 * final.c (default_function_switched_text_sections): New.
3438 (final_scan_insn): Call function_switched_text_sections when a
3439 mid-function section change occurs.
3440 * output.h (default_function_switched_text_sections): Declare.
3441 * config/darwin-protos.h (darwin_function_switched_text_sections):
3443 * config/darwin.c (darwin_function_switched_text_sections): New.
3444 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3446 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3448 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3449 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3450 the secondary code fragment when outputting for DWARF == 2.
3452 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3454 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3455 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3457 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3458 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3460 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3463 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3464 when it is not empty.
3466 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3469 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3470 (case ${target}): Add btver1.
3471 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3472 -march=native recognize btver1 processors.
3473 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3474 btver1 def_and_undef
3475 * config/i386/i386.c (struct processor_costs btver1_cost): New
3477 (m_BTVER1): New definition.
3478 (m_AMD_MULTIPLE): Includes m_BTVER1.
3479 (initial_ix86_tune_features): Add btver1 tune.
3480 (processor_target_table): Add btver1 entry.
3481 (static const char *const cpu_names): Add btver1 entry.
3482 (software_prefetching_beneficial_p): Add btver1.
3483 (ix86_option_override_internal): Add btver1 instruction sets.
3484 (ix86_issue_rate): Add btver1.
3485 (ix86_adjust_cost): Add btver1.
3486 * config/i386/i386.h (TARGET_BTVER1): New definition.
3487 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3488 (enum processor_type): Add PROCESSOR_BTVER1.
3489 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3491 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3494 * config/i386/i386.c (legitimize_tls_address)
3495 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3496 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3497 (tls_initial_exec_64_sun): New pattern.
3499 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3501 * doc/invoke.texi (Overall Options): Improve wording and markup
3502 of the description of -wrapper.
3504 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3506 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3507 rdynamic, threads): New Driver options.
3509 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3512 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3513 if coming from .tdata.
3514 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3516 2011-01-06 Jan Hubicka <jh@suse.cz>
3519 * collect2.c (main): Do not enable LTOmode when plugin is active.
3521 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3524 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3525 --version output if supported.
3526 * configure: Regenerate.
3528 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3530 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3533 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3536 * c-convert.c (convert): When converting a complex expression
3537 other than COMPLEX_EXPR to a different complex type, ensure
3538 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3539 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3540 when converting COMPLEX_TYPE.
3542 2011-01-06 Ira Rosen <irar@il.ibm.com>
3544 PR tree-optimization/47139
3545 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3546 only the last reduction value is used outside the loop. Update
3549 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3551 * config/rtems.opt: New.
3552 * config.gcc (*-*-rtems*): Use rtems.opt.
3554 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3556 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3557 processors do not support 3DNow instructions.
3559 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3561 * config/spu/spu.c (spu_option_override): Set parameter
3562 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3564 2011-01-05 Jan Hubicka <jh@suse.cz>
3566 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3567 at the command line.
3569 2011-01-05 Martin Jambor <mjambor@suse.cz>
3572 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3573 deltas on streamed outgoing edges.
3574 (output_node_opt_summary): Output info for outgoing edges only when
3575 the node is in new parameter set.
3576 (output_cgraph_opt_summary): New parameter set, passed to the two
3577 aforementioned functions. Update its forward declaration and its
3580 2011-01-05 Tom Tromey <tromey@redhat.com>
3582 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3583 operator to c_finish_omp_atomic.
3584 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3585 (build_unary_op): Update.
3586 (build_modify_expr): Update.
3587 (build_asm_expr): Update.
3589 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3591 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3592 newly inserted insns.
3594 (spu_emit_branch_hint): Likewise.
3595 (insert_hbrp_for_ilb_runout): Likewise.
3596 (spu_machine_dependent_reorg): Call df_finish_pass after
3597 schedule_insns returns.
3599 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3601 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3603 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3605 PR tree-optimization/47005
3606 * tree-sra.c (struct access): Add 'non_addressable' bit.
3607 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3608 (decide_one_param_reduction): Return 0 if the parameter is passed by
3609 reference and one of the accesses in the group is non_addressable.
3611 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3613 PR tree-optimization/47056
3614 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3615 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3616 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3618 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3620 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3621 initializer. Skip view conversions from aggregate types.
3623 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3626 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3628 2011-01-04 Philipp Thomas <pth@suse.de>
3630 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3633 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3635 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3636 on empty epilogue sequences.
3638 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3640 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3641 non-static): New Driver options.
3643 2011-01-04 Jie Zhang <jie@codesourcery.com>
3646 * gcc.c (default_compilers[]): Set combinable field to 0
3647 for all assembly languages.
3649 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3651 * config/mips/loongson3a.md: New file.
3652 * config/mips/mips.md: Include loongson3a.md.
3653 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3656 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3659 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3660 instead of convert_memory_address_addr_space on the base expression.
3662 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3664 * config/spu/spu.c (spu_option_override): Update error text
3665 for bad -march= / -mtune= values.
3667 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3669 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3670 if branch-hint optimization will be performed.
3672 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3674 PR tree-optimization/47148
3675 * ipa-split.c (split_function): Convert arguments to
3676 DECL_ARG_TYPE if possible.
3678 PR tree-optimization/47155
3679 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3682 PR rtl-optimization/47157
3683 * combine.c (try_combine): If undobuf.other_insn becomes
3684 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3685 and set *new_direct_jump_p too.
3687 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3689 PR tree-optimization/47021
3690 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3692 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3694 * gcc.c (process_command): Update copyright notice dates.
3695 * gcov.c (print_version): Likewise.
3696 * gcov-dump.c (print_version): Likewise.
3697 * mips-tfile.c (main): Likewise.
3698 * mips-tdump.c (main): Likewise.
3700 2011-01-03 Martin Jambor <mjambor@suse.cz>
3702 PR tree-optimization/46801
3703 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3704 aggregate fields start at byte boundary instead of the bit-field flag.
3706 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3709 * gcc.c (main): Revert revision 168407.
3711 2011-01-03 Martin Jambor <mjambor@suse.cz>
3713 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3715 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3717 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3718 vector optab to expand vector/scalar shift, update gimple to vector.
3720 2011-01-03 Martin Jambor <mjambor@suse.cz>
3722 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3725 2011-01-03 Martin Jambor <mjambor@suse.cz>
3727 PR tree-optimization/46984
3728 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3730 (cgraph_create_indirect_edge): Fixed line length.
3731 (cgraph_indirect_call_info): Declare.
3732 (cgraph_make_edge_direct) Update declaration.
3733 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3734 (cgraph_create_indirect_edge): Use it.
3735 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3737 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3738 the new thunk_delta representation.
3739 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3741 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3742 (ipa_read_indirect_edge_info): Likewise.
3743 * lto-cgraph.c (output_edge_opt_summary): New function.
3744 (output_node_opt_summary): Call it on all outgoing edges.
3745 (input_edge_opt_summary): New function.
3746 (input_node_opt_summary): Call it on all outgoing edges.
3748 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3751 * gcc.c (main): Don't check have_o when settting combine_inputs.
3753 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3755 * regrename.c: Add general comment describing the pass.
3756 (struct du_head): Remove 'length' field.
3757 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3758 (regrename_optimize): Do not sort chains. Rework comments, add others.
3759 Force renaming to the preferred class (if any) in the first pass and do
3760 not consider registers that belong to it in the second pass.
3761 (create_new_chain): Do not set 'length' field.
3762 (scan_rtx_reg): Likewise.
3764 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3766 PR tree-optimization/47140
3767 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3768 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3771 PR rtl-optimization/47028
3772 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3773 parm_birth_insn instead of at the beginning of first bb.
3775 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3777 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3778 Remove the word "see" before "@pxref".
3779 * doc/rtl.texi: Remove the word "see" before "@pxref".
3781 2011-01-01 Jan Hubicka <jh@suse.cz>
3783 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3786 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3789 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3792 Copyright (C) 2011 Free Software Foundation, Inc.
3794 Copying and distribution of this file, with or without modification,
3795 are permitted in any medium without royalty provided the copyright
3796 notice and this notice are preserved.