1 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
3 * config/mcore/constraints.md: New file.
4 * config/mcore/mcore.md: Include it.
5 * config/mcore/mcore.c (reg_class_from_letter): Delete.
6 * config/mcore/mcore.h (reg_class_from_letter): Delete.
7 (REG_CLASS_FROM_LETTER): Delete.
8 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
9 insn_const_int_ok_for_constraint.
10 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
11 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
12 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13 (EXTRA_CONSTRAINT): Delete.
15 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
19 (IS_SIGHANDLER): Define.
20 (sparc64_is_sighandler): New function, split off from
21 sparc64_fallback_frame_state.
22 (sparc_is_sighandler): New function, split off from
23 sparc_fallback_frame_state.
24 (sparc64_fallback_frame_state): Merge with ...
25 (sparc_fallback_frame_state): ... this into ...
26 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
27 Change new_cfa to long.
28 Remove regs_off, fpu_save_off, fpu_save.
30 Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of
33 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
35 * go/gccgo.texi (Top, Import and Export): Fix a typo and a
38 2011-02-14 Andriy Gapon <avg@freebsd.org>
41 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
43 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
45 * configure: Regenerate.
47 2011-02-12 Joseph Myers <joseph@codesourcery.com>
50 * gcc.c (asm_options): Correct spec matching --target-help.
52 2011-02-12 Martin Jambor <mjambor@suse.cz>
54 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
57 2011-02-12 Mike Stump <mikestump@comcast.net>
59 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
60 comments in backslash regions.
62 2011-02-12 Mike Stump <mikestump@comcast.net>
63 Jakub Jelinek <jakub@redhat.com>
64 Iain Sandoe <iains@gcc.gnu.org>
67 * dwarf2out.c (output_cfa_loc): When required, apply the
68 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
69 (output_loc_sequence): Likewise.
70 (output_loc_operands_raw): Likewise.
71 (output_loc_sequence_raw): Likewise.
72 (output_cfa_loc): Likewise.
73 (output_loc_list): Suppress register number adjustment when
74 calling output_loc_sequence()
75 (output_die): Likewise.
77 2011-02-12 Anatoly Sokolov <aesok@post.ru>
79 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
81 * config/xtensa/xtensa.c (xtensa_register_move_cost,
82 xtensa_memory_move_cost): New functions.
83 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
85 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
88 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
89 in the current directory.
92 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
94 * config/darwin.c (darwin_override_options): Add a hunk missed
95 from the commit of r168571. Trim comment line lengths and
96 correct indents of the preceding block.
98 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
100 * gcc.c (driver_handle_option): Concatenate the argument to -F with
103 2011-02-11 Joseph Myers <joseph@codesourcery.com>
105 * common.opt (nostartfiles): New Driver option.
107 2011-02-11 Xinliang David Li <davidxl@google.com>
109 PR tree-optimization/47707
110 * tree-chrec.c (convert_affine_scev): Keep type precision.
112 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
114 PR tree-optimization/47420
115 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
117 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
119 PR rtl-optimization/47614
120 * rtl.h (check_for_inc_dec): Declare.
121 * dse.c (check_for_inc_dec): Externalize...
122 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
123 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
125 2011-02-11 Joseph Myers <joseph@codesourcery.com>
128 * gcc.c (main): Do not compile inputs if there were errors in
130 * opts-common.c (read_cmdline_option): Check for wrong language
131 after other error checks.
133 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
135 * cgraph.c: Fix comment typos.
136 * cgraph.h: Likewise.
137 * cgraphunit.c: Likewise.
138 * ipa-cp.c: Likewise.
139 * ipa-inline.c: Likewise.
140 * ipa-prop.c: Likewise.
141 * ipa-pure-const.c: Likewise.
142 * ipa-ref.c: Likewise.
143 * ipa-reference.c: Likewise.
145 2011-02-11 Jakub Jelinek <jakub@redhat.com>
148 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
150 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
153 * doc/sourcebuild.texi (Require Support): Document
154 dg-require-ascii-locale.
156 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
158 * doc/lto.texi (Write summary): Fix missing parentheses.
160 2011-02-10 DJ Delorie <dj@redhat.com>
162 * config/m32c/m32c.c (m32c_option_override): Disable
163 -fcombine-stack-adjustments until flag value tracking and compare
164 optimization can be rewritten.
166 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
168 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
170 (PROCESSOR_DEFAULT64): Likewise.
172 2011-02-10 Richard Henderson <rth@redhat.com>
174 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
175 change from 2011-02-03.
176 * config/rx/rx.c (flags_from_code): Likewise.
177 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
178 is valid, n/pz otherwise.
179 (rx_select_cc_mode): Return CCmode if Y is not zero.
181 2011-02-10 Richard Guenther <rguenther@suse.de>
183 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
185 2011-02-10 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/47677
188 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
190 2011-02-10 Jakub Jelinek <jakub@redhat.com>
193 * combine.c (make_compound_operation): Only change shifts into
194 multiplication for SCALAR_INT_MODE_P.
196 2011-02-10 Jie Zhang <jie@codesourcery.com>
200 2011-02-05 Jie Zhang <jie@codesourcery.com>
202 * web.c (entry_register): Don't clobber the number of the
203 first uninitialized reference in used[].
205 2011-02-09 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/47664
208 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
211 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
215 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
217 (PROCESSOR_DEFAULT64): Same.
218 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
220 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
222 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
224 2011-02-09 Martin Jambor <mjambor@suse.cz>
227 * tree-sra.c (struct access): New flags grp_scalar_read and
228 grp_scalar_write. Changed description of assignment read and write
230 (dump_access): Dump new flags, reorder all of them.
231 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
232 to detect multiple scalar reads.
233 (analyze_access_subtree): Use the new scalar read write flags instead
234 of the old flags. Adjusted comments.
236 2011-02-08 DJ Delorie <dj@redhat.com>
239 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
242 2011-02-08 Joseph Myers <joseph@codesourcery.com>
244 * config/m68k/uclinux.opt: New.
245 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
247 2011-02-08 Joseph Myers <joseph@codesourcery.com>
249 * config/cris/elf.opt (sim): New Driver option.
251 2011-02-08 Joseph Myers <joseph@codesourcery.com>
253 * config/xtensa/elf.opt: New.
254 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
256 2011-02-08 Joseph Myers <joseph@codesourcery.com>
258 * config/vax/elf.opt: New.
259 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
261 2011-02-08 Joseph Myers <joseph@codesourcery.com>
263 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
265 2011-02-08 Joseph Myers <joseph@codesourcery.com>
267 * config/gnu-user.opt: New.
268 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
269 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
270 *-*-uclinux*): Use gnu-user.opt.
272 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
274 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
275 * config/i386/gnu.h (CPP_SPEC): Likewise.
277 2011-02-08 Ian Lance Taylor <iant@google.com>
279 * common.opt (fcx-limited-range): Add SetByCombined flag.
280 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
281 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
282 (fassociative-math, freciprocal-math): Likewise.
283 (funsafe-math-optimizations): Likewise.
284 * opth-gen.awk: Handle SetByCombined.
285 * optc-gen.awk: Likewise.
286 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
287 (set_unsafe_math_optimizations_flags): Likewise.
288 * doc/options.texi (Option properties): Document SetByCombined.
290 2011-02-08 Joseph Myers <joseph@codesourcery.com>
292 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
293 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
294 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
295 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
296 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
298 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
300 PR tree-optimization/46834
301 PR tree-optimization/46994
302 PR tree-optimization/46995
303 * graphite-sese-to-poly.c (used_outside_reduction): New.
304 (detect_commutative_reduction): Call used_outside_reduction.
305 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
306 translate_scalar_reduction_to_array only when at least one
307 loop-phi/close-phi tuple has been detected.
309 2011-02-08 Richard Guenther <rguenther@suse.de>
312 * tree-vect-generic.c (expand_vector_operations_1): Update
314 (expand_vector_operations): ... not here. Cleanup EH info
315 and the CFG if required.
317 2011-02-08 Richard Guenther <rguenther@suse.de>
319 PR tree-optimization/47641
320 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
321 require type compatibility.
323 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
325 * gimple-low.c (lower_function_body): Don't remove the location of
326 the return statement here.
327 (lower_gimple_return): Do it here instead but only if the return
328 statement is actually used twice.
330 2011-02-08 Richard Guenther <rguenther@suse.de>
332 PR tree-optimization/47632
333 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
334 unused up_to_stmt parameter, return whether cfg-cleanup is
335 necessary, remove EH info properly.
336 (forward_propagate_into_gimple_cond): Adjust caller.
337 (forward_propagate_into_cond): Likewise.
338 (forward_propagate_comparison): Likewise.
339 (tree_ssa_forward_propagate_single_use_vars): Make
340 forward_propagate_comparison case similar to the two others.
342 2011-02-08 Nick Clifton <nickc@redhat.com>
344 * config/mn10300/mn10300.opt (mliw): New command line option.
345 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
346 (liw_bundling): New automaton.
347 (liw): New attribute.
348 (liw_op): New attribute.
349 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
350 (movsi_internal): Add LIW attributes.
354 (addsi3): Separate register and immediate alternatives.
362 * config/mn10300/mn10300.c (liw_op_names): New
363 (mn10300_print_operand): Handle 'W' operand descriptor.
364 (extract_bundle): New function.
365 (check_liw_constraints): New function.
366 (liw_candidate): New function.
367 (mn10300_bundle_liw): New function.
368 (mn10300_reorg): New function.
369 (TARGET_MACHINE_DEPENDENT_REORG): Define.
370 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
371 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
372 __LIW__ or __NO_LIW__.
373 * doc/invoke.texi: Describe the -mliw command line option.
375 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
377 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
378 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
379 pthread_mutex_unlock): Remove.
380 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
381 * config/pa/t-pa64: Likewise.
382 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
383 shared libc if not linking against libpthread.
384 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
386 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
389 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
390 on 10.6 and later to ensure that we always use the unwinder from
391 the system. Only add -no_compact_unwind when tarteting darwin
394 2011-02-07 Steve Ellcey <sje@cup.hp.com>
397 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
398 (vec_interleave_lowv2sf): Ditto.
399 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
400 (vec_extract_oddv2sf): Ditto.
402 2011-02-07 Mike Stump <mikestump@comcast.net>
405 Add __ieee_divdc3 entry point.
406 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
408 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
409 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
410 * config/darwin.c (darwin_rename_builtins): Add.
411 * config/darwin-protos.h (darwin_rename_builtins): Add.
413 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
416 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
419 2011-02-07 Mike Stump <mikestump@comcast.net>
421 * config/darwin.opt (mmacosx-version-min): Update default OS version.
423 2011-02-07 Denis Chertykov <chertykov@gmail.com>
426 * config/avr/libgcc.S (exit): Move .endfunc
428 2011-02-07 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/47615
431 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
432 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
433 (run_scc_vn): Initialize it.
434 (visit_reference_op_load): Use it.
435 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
437 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
439 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
440 DImode trapping arithmetic libfuncs.
442 2011-02-07 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/47621
445 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
447 (execute_update_addresses_taken): ... here. Make it more
448 conservative in what we accept.
450 2011-02-06 Joseph Myers <joseph@codesourcery.com>
452 * config/sparc/freebsd.h (ASM_SPEC): Define.
453 * config/sparc/vxworks.h (ASM_SPEC): Define.
455 2011-02-06 Joseph Myers <joseph@codesourcery.com>
457 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
459 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
461 * doc/invoke.texi: Remove reference to compiler internals from
464 * reg-notes.def: Remove REG_VALUE_PROFILE.
465 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
467 2011-02-05 Jakub Jelinek <jakub@redhat.com>
470 * varasm.c (default_section_type_flags): If decl is NULL,
471 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
473 2011-02-05 Jie Zhang <jie@codesourcery.com>
476 * web.c (entry_register): Don't clobber the number of the
477 first uninitialized reference in used[].
479 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
481 PR tree-optimization/46194
482 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
483 (build_classic_dist_vector_1): Do not represent classic distance
484 vectors when the access functions are variating in different loops.
486 2011-02-04 Joseph Myers <joseph@codesourcery.com>
488 * config/mips/iris6.opt: New.
489 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
491 2011-02-04 Richard Henderson <rth@redhat.com>
492 Steve Ellcey <sje@cup.hp.com>
495 * config/ia64/predicates.md (mux1_brcst_element): New.
496 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
497 * config/ia64/ia64.c (ia64_unpack_assemble): New.
498 (ia64_unpack_sign): New.
499 (ia64_expand_unpack): Rewrite using new routines.
500 (ia64_expand_widen_sum): Ditto.
501 (ia64_expand_dot_prod_v8qi): Ditto.
502 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
503 routines, add endian check.
504 (pmpy2_even): Rename from pmpy2_r, add endian check.
505 (pmpy2_odd): Rename from pmpy2_l, add endian check.
506 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
507 (vec_widen_smult_hi_v4hi): Ditto.
508 (vec_widen_umult_lo_v4hi): Ditto.
509 (vec_widen_umult_hi_v4hi): Ditto.
510 (mulv2si3): Change endian checks.
511 (sdot_prodv4hi): Rewrite with new calls.
512 (udot_prodv4hi): New.
513 (vec_pack_ssat_v4hi): Add endian check.
514 (vec_pack_usat_v4hi): Ditto.
515 (vec_pack_ssat_v2si): Ditto.
516 (max1_even): Rename from max1_r, add endian check.
517 (max1_odd): Rename from max1_l, add endian check.
518 (*mux1_rev): Format change.
522 (*mux1_brcst_v8qi): Use new predicate.
523 (vec_extract_evenv8qi): Remove endian check.
524 (vec_extract_oddv8qi): Ditto.
525 (vec_interleave_lowv4hi): Format change.
526 (vec_interleave_highv4hi): Ditto.
527 (mix2_even): Rename from mix2_r, add endian check.
528 (mix2_odd): Rename from mux2_l, add endian check.
529 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
530 (vec_extract_evenodd_helper): Format change.
531 (vec_extract_evenv4hi): Remove endian check.
532 (vec_extract_oddv4hi): Remove endian check.
533 (vec_interleave_lowv2si): Format change.
534 (vec_interleave_highv2si): Format change.
535 (vec_initv2si): Remove endian check.
536 (vecinit_v2si): Add endian check.
537 (reduc_splus_v2sf): Add endian check.
538 (reduc_smax_v2sf): Ditto.
539 (reduc_smin_v2sf): Ditto.
540 (vec_initv2sf): Remove endian check.
541 (fpack): Add endian check.
542 (fswap): Add endian check.
543 (vec_interleave_highv2sf): Add endian check.
544 (vec_interleave_lowv2sf): Add endian check.
545 (fmix_lr): Add endian check.
546 (vec_setv2sf): Format change.
547 (*vec_extractv2sf_0_be): Use shift to extract operand.
548 (*vec_extractv2sf_1_be): New.
549 (vec_pack_trunc_v4hi): Add endian check.
550 (vec_pack_trunc_v2si): Format change.
552 2011-02-04 Jakub Jelinek <jakub@redhat.com>
555 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
556 do bb, locus and block comparison and disallow loads if it is not set.
557 (stmt_is_replaceable_p): New function.
558 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
560 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
561 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
563 * tree-flow.h (stmt_is_replaceable_p): New prototype.
565 2011-02-04 Joseph Myers <joseph@codesourcery.com>
567 * config/rs6000/xilinx.opt: New.
568 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
570 2011-02-04 Joseph Myers <joseph@codesourcery.com>
572 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
574 2011-02-03 Anatoly Sokolov <aesok@post.ru>
576 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
577 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
578 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
579 secondary_reload_info, xtensa_secondary_reload): Remove.
580 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
581 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
582 (xtensa_preferred_reload_class): Make static. Change return and
583 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
584 Use CONST_DOUBLE_P predicate.
585 (xtensa_preferred_output_reload_class): New function.
586 (xtensa_secondary_reload): Make static.
588 2011-02-03 Joseph Myers <joseph@codesourcery.com>
590 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
591 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
592 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
594 2011-02-03 Jakub Jelinek <jakub@redhat.com>
597 * output.h (SECTION_RELRO): Define.
598 (SECTION_MACH_DEP): Adjust.
599 (get_variable_section): New prototype.
600 * varpool.c (varpool_finalize_named_section_flags): New function.
601 (varpool_assemble_pending_decls): Call it.
602 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
603 * cgraphunit.c (cgraph_output_in_order): Call
604 varpool_finalize_named_section_flags.
605 * varasm.c (get_section): Allow section flags conflicts between
606 relro and read-only sections if the section hasn't been declared yet.
607 Set SECTION_OVERRIDE after diagnosing section type conflict.
608 (get_variable_section): No longer static.
609 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
610 readonly sections that need relocations.
611 (decl_readonly_section_1): New function.
612 (decl_readonly_section): Use it.
615 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
616 Steve Ellcey <sje@cup.hp.com>
619 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
620 if section attribute used.
622 2011-02-03 Jakub Jelinek <jakub@redhat.com>
624 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
625 * config/darwin.c (SECTION_NO_ANCHOR): Define.
626 (darwin_init_sections): Remove assertion.
628 2011-02-03 Nick Clifton <nickc@redhat.com>
630 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
632 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
633 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
634 instead of "n" and "pz".
635 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
638 2011-02-03 Jakub Jelinek <jakub@redhat.com>
641 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
642 fma, expand FMA_EXPR as fma{,f,l} call.
645 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
646 copy them into a unsigned char variable and pass address of it to
647 lto_output_data_stream.
650 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
651 around backend_init_target and lang_dependent_init_target calls.
652 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
653 (verify_cgraph_node): Don't call set_cfun here. Use
654 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
655 Set error_found for incorrectly represented calls to thunks.
657 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
660 PR rtl-optimization/43494
661 * rtl.h (for_each_inc_dec_fn): New type.
662 (for_each_inc_dec): Declare.
663 * rtlanal.c (struct for_each_inc_dec_ops): New type.
664 (for_each_inc_dec_find_inc_dec): New fn.
665 (for_each_inc_dec_find_mem): New fn.
666 (for_each_inc_dec): New fn.
667 * dse.c (struct insn_size): Remove.
668 (replace_inc_dec, replace_inc_dec_mem): Remove.
669 (emit_inc_dec_insn_before): New fn.
670 (check_for_inc_dec): Use it, along with for_each_inc_dec.
671 (canon_address): Pass mem modes to cselib_lookup.
672 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
673 (cselib_lookup_from_insn): Likewise.
674 (cselib_subst_to_values): Likewise.
675 * cselib.c (find_slot_memmode): New var.
676 (cselib_find_slot): New fn. Use it instead of
677 htab_find_slot_with_hash everywhere.
678 (entry_and_rtx_equal_p): Use find_slot_memmode.
679 (autoinc_split): New fn.
680 (rtx_equal_for_cselib_p): Rename and implement in terms of...
681 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
682 Deal with autoinc. Special-case recursion into MEMs.
683 (cselib_hash_rtx): Likewise.
684 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
685 address and MEM modes.
686 (cselib_subst_to_values): Add memmode, pass it on.
688 (cselib_lookup): Add memmode argument, pass it on.
689 (cselib_lookup_from_insn): Add memmode.
690 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
691 (struct cselib_record_autoinc_data): New.
692 (cselib_record_autoinc_cb): New fn.
693 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
694 mode to cselib_lookup. Reset autoinced REGs here instead of...
695 (cselib_process_insn): ... here.
696 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
698 (add_uses): Likewise, also to cselib_subst_to_values.
699 (add_stores): Likewise.
700 * sched-deps.c (add_insn_mem_dependence): Pass mode to
701 cselib_subst_to_values.
702 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
703 * gcse.c (do_local_cprop): Adjusted.
704 * postreload.c (reload_cse_simplify_set): Adjusted.
705 (reload_cse_simplify_operands): Adjusted.
706 * sel-sched-dump (debug_mem_addr_value): Pass mode.
708 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
710 PR tree-optimization/45122
711 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
712 unsafe assumptions when there's more than one loop exit.
714 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
717 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
718 Document using vector double with the load/store builtins, and
719 that the load/store builtins always use Altivec instructions.
721 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
722 to use altivec memory instructions, even on VSX.
723 (vector_altivec_store_<mode>): Ditto.
725 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
728 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
729 V2DF, V2DI support to load/store overloaded builtins.
731 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
732 altivec load/store builtins for V2DF/V2DI types.
734 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
735 set avoid indexed addresses on power6 if -maltivec.
736 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
737 vector_altivec_load/vector_altivec_store builtins.
738 (altivec_expand_st_builtin): Ditto.
739 (altivec_expand_builtin): Add VSX memory builtins.
740 (rs6000_init_builtins): Add V2DI types to internal types.
741 (altivec_init_builtins): Add support for V2DF/V2DI altivec
743 (rs6000_address_for_altivec): Insure memory address is appropriate
746 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
747 vec_vsx_ld and vec_vsx_st.
748 (vsx_store_<mode>): Ditto.
750 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
751 variables to hold long long types for VSX vector memory builtins.
752 (RS6000_BTI_unsigned_long_long): Ditto.
753 (long_long_integer_type_internal_node): Ditti.
754 (long_long_unsigned_type_internal_node): Ditti.
756 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
757 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
758 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
760 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
764 2011-02-02 Joseph Myers <joseph@codesourcery.com>
766 * config/pa/pa-hpux10.opt: New.
767 * config/hpux11.opt (pthread): New Driver option.
768 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
769 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
771 2011-02-02 Joseph Myers <joseph@codesourcery.com>
773 * config/ia64/vms.opt: New.
774 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
776 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
779 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
780 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
782 (vsx_floatuns<VSi><mode>2): Ditto.
783 (vsx_fix_trunc<mode><VSi>2): Ditto.
784 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
786 2011-02-02 Joseph Myers <joseph@codesourcery.com>
788 * config/i386/djgpp.opt (posix): New Driver option.
790 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
792 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
793 Move to the unsupported targets list.
795 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
797 PR rtl-optimization/47525
798 * df-scan.c: Update copyright years.
799 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
800 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
802 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
804 * config/i386/sysv4.h (TARGET_VERSION): Remove.
805 (SUBTARGET_RETURN_IN_MEMORY): Remove.
806 (ASM_OUTPUT_ASCII): Remove.
807 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
809 2011-02-02 Jeff Law <law@redhat.com>
812 * reload.c (find_reloads_address): Handle reg+d address where both
813 components are invalid by reloading the entire address.
815 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
816 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/40979
820 * passes.c (init_optimization_passes): After LIM call copy_prop
822 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
824 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
826 PR tree-optimization/47576
827 PR tree-optimization/47555
828 * doc/invoke.texi (scev-max-expr-complexity): Documented.
829 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
830 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
831 * tree-scalar-evolution.c (follow_ssa_edge): Use
832 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
834 2011-02-02 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/47566
837 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
839 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
843 * tree-inline.c (declare_return_variable): Remove unused caller
848 * tree-flow-inline.h (clear_is_used, is_used_p): New.
849 * cfgexpand.c (account_used_vars_for_block): Use them.
850 * tree-nrv.c (tree_nrv): Likewise.
851 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
852 (dump_scope_block): Likewise.
853 (remove_unused_locals): Likewise.
857 * tree-inline.c (declare_return_variable): Add result decl to
858 local decls only once.
859 * gimple-low.c (record_vars_into): Mark newly-created variables
862 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
868 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
870 (no_real_insns_p, schedule_block, set_priorities): Drop special
871 treatment of boundary debug insns.
872 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
873 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
874 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
875 (BOUNDARY_DEBUG_INSN_P): Likewise.
876 (SCHEDULE_DEBUG_INSN_P): Likewise.
877 * sched-rgn.c (init_ready_list): Drop special treatment of
878 boundary debug insns.
879 * final.c (rest_of_clean_state): Clear notes' BB.
881 2011-02-01 Joseph Myers <joseph@codesourcery.com>
883 * config/openbsd.opt (assert=): New Driver option.
885 2011-02-01 Joseph Myers <joseph@codesourcery.com>
887 * config/i386/nto.opt: New.
888 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
890 2011-02-01 Joseph Myers <joseph@codesourcery.com>
892 * config/i386/netware.opt: New.
893 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
895 2011-02-01 Joseph Myers <joseph@codesourcery.com>
897 * config/interix.opt (posix): New Driver option.
899 2011-02-01 DJ Delorie <dj@redhat.com>
901 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
903 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
906 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
908 PR tree-optimization/47561
909 * toplev.c (process_options): Print the Graphite flags. Add
910 flag_loop_flatten to the list of options requiring Graphite.
912 2011-02-01 Joseph Myers <joseph@codesourcery.com>
914 * config/i386/cygming.opt (posix): New Driver option.
916 2011-02-01 Joseph Myers <joseph@codesourcery.com>
918 * config/arm/vxworks.opt: New.
919 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
921 2011-02-01 Joseph Myers <joseph@codesourcery.com>
923 * config/alpha/elf.opt: New.
924 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
925 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
927 2011-02-01 Richard Guenther <rguenther@suse.de>
929 PR tree-optimization/47559
930 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
931 store-motion on references that can throw.
933 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
935 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
936 * tree-pass.h (TDF_CSELIB): New macro.
937 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
938 cselib_lookup): Check for it rather than for TDF_DETAILS.
940 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
943 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
946 * opts.c (finish_options): Don't add x_aux_base_name if it is
949 2011-02-01 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/47555
953 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
955 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
957 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
960 * config/lm32/t-lm32: Add multilib for all CPU options.
962 2011-02-01 Richard Guenther <rguenther@suse.de>
964 PR tree-optimization/47541
965 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
966 sure to have a field at offset zero.
968 2011-01-31 Joseph Myers <joseph@codesourcery.com>
970 * config/arc/arc.opt (EB, EL): New Driver options.
972 2011-01-31 Joseph Myers <joseph@codesourcery.com>
974 * config/alpha/osf5.opt: New.
975 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
977 2011-01-31 Joseph Myers <joseph@codesourcery.com>
979 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
981 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
983 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
985 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
986 is an alias of -floop-interchange and that it requires the
987 Graphite infrastructure.
988 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
989 flag_loop_interchange based on the value of flag_tree_loop_linear.
991 2011-01-31 Jakub Jelinek <jakub@redhat.com>
992 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/47538
995 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
996 type instead of r1type, except for comparisons. For right
997 shifts and comparisons punt if there are mismatches in
998 sizetype vs. non-sizetype types.
1000 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1002 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1005 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1007 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
1009 * configure: Regenerate.
1011 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1013 * configure.ac (gcc_cv_ld_static_option): Define.
1014 (gcc_cv_ld_dynamic_option): Define.
1015 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
1017 (HAVE_LD_STATIC_DYNAMIC): Update message.
1018 (LD_STATIC_OPTION): Define.
1019 (LD_DYNAMIC_OPTION): Define.
1020 * configure: Regenerate.
1021 * config.in: Regenerate.
1022 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
1023 HAVE_LD_STATIC_DYNAMIC]: Use them.
1025 2011-01-31 Nick Clifton <nickc@redhat.com>
1027 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1028 registers inside interrupt handlers if the handler is not a leaf
1031 2011-01-31 Nick Clifton <nickc@redhat.com>
1033 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1034 reg_renumber returning an INVALID_REGNUM.
1036 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1039 * doc/install.texi: Document host options discarded when cross
1040 configuring target libraries.
1042 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1045 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1048 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1050 (no_real_insns_p, schedule_block, set_priorities): Drop special
1051 treatment of boundary debug insns.
1052 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1053 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1054 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1055 (BOUNDARY_DEBUG_INSN_P): Likewise.
1056 (SCHEDULE_DEBUG_INSN_P): Likewise.
1057 * sched-rgn.c (init_ready_list): Drop special treatment of
1058 boundary debug insns.
1059 * final.c (rest_of_clean-state): Clear notes' BB.
1061 2011-01-31 Alan Modra <amodra@gmail.com>
1063 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1064 toc relative expressions as we do in print_operand_address.
1066 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1068 * doc/extend.texi: Follow spelling conventions.
1069 * doc/invoke.texi: Fix a typo.
1071 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1073 * config/hpux11.opt: New.
1074 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1075 ia64*-*-hpux*): Use hpux11.opt.
1077 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1079 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1082 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1084 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1087 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1089 * doc/install.texi (Binaries): Remove outdated reference for
1090 Motorola 68HC11/68HC12 downloads.
1092 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1094 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1097 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1100 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1103 2011-01-28 Ahmad Sharif <asharif@google.com>
1105 * value-prof.c (check_counter): Corrected error message.
1107 2011-01-29 Jie Zhang <jie@codesourcery.com>
1109 * config/arm/arm.c (arm_legitimize_reload_address): New.
1110 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1111 arm_legitimize_reload_address.
1112 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1114 2011-01-28 Ian Lance Taylor <iant@google.com>
1116 * godump.c (go_define): Ignore macros whose definitions include
1117 two adjacent operands.
1119 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1122 * varasm.c (force_const_mem): Store copy of x in desc->constant
1123 instead of x itself.
1124 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1125 itself into REG_EQUAL note.
1127 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1129 * config/freebsd.opt (posix, rdynamic): New Driver options.
1131 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1133 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1135 * configure: Regenerate.
1137 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1139 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1140 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1142 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1144 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1145 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1146 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1147 (s390_preferred_reload_class): Make static. Change return and
1148 'rclass' argument type to reg_class_t.
1150 2011-01-27 Jan Hubicka <jh@suse.cz>
1153 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1154 (process_function_and_variable_attributes): Check defined weakrefs.
1156 2011-01-27 Martin Jambor <mjambor@suse.cz>
1158 PR tree-optimization/47228
1159 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1160 build_ref_for_offset.
1162 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1164 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1166 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1168 PR rtl-optimization/46856
1169 * postreload.c (reload_combine_recognize_const_pattern): Do not
1170 separate cc0 setter and user on cc0 targets.
1172 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1175 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1176 passed a VOID_TYPE expression, immediately emit an error and
1177 return error_mark_node.
1179 2011-01-26 Jeff Law <law@redhat.com>
1181 PR rtl-optimization/47464
1182 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1183 rather than may_trap_p as needed.
1185 2011-01-26 DJ Delorie <dj@redhat.com>
1187 PR rtl-optimization/46878
1188 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1189 setter/user dependency as well.
1191 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1193 PR rtl-optimization/44469
1194 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1195 after removing trivially dead basic blocks.
1197 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1199 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1200 * config/frv/frv.h (LINK_SPEC): Likewise.
1201 * config/i386/netware.h (LINK_SPEC): Likewise.
1202 * config/m68k/linux.h (ASM_SPEC): Likewise.
1203 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1204 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1205 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1206 * config/sparc/linux.h (ASM_SPEC): Likewise.
1207 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1208 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1210 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1212 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1213 * config/frv/frv.h (ASM_SPEC): Likewise.
1214 * config/m68k/linux.h (ASM_SPEC): Likewise.
1215 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1216 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1217 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1218 * config/sparc/linux.h (ASM_SPEC): Likewise.
1219 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1220 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1222 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1224 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1225 * config/frv/frv.h (LINK_SPEC): Likewise.
1226 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1228 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1230 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1231 * config/frv/frv.h (ASM_SPEC): Likewise.
1232 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1233 * config/m68k/linux.h (ASM_SPEC): Likewise.
1234 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1235 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1236 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1237 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1238 * config/sparc/linux.h (ASM_SPEC): Likewise.
1239 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1240 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1241 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1243 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1246 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1248 (vec_extract_evenodd_help): Ditto.
1249 (vec_extract_evenv4hi): Ditto.
1250 (vec_extract_oddv4hi): Ditto.
1251 (vec_interleave_lowv2si): Ditto.
1252 (vec_interleave_highv2si): Ditto.
1253 (vec_extract_evenv2si): Ditto.
1254 (vec_extract_oddv2si: Ditto.
1255 (vec_pack_trunc_v2si): Ditto.
1257 2011-01-22 Jan Hubicka <jh@suse.cz>
1260 * cgraph.h (cgraph_local_info): New field can_change_signature.
1261 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1262 signature can change.
1263 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1265 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1266 (cgraph_function_versioning): We can not change signature of functions
1267 that don't allow that.
1268 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1269 (lto_input_node): Likewise.
1270 * ipa-inline.c (compute_inline_parameters): Compute
1271 local.can_change_signature.
1272 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1273 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1274 functions that can not change signature.
1275 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1276 init_cumulative_args): Do not use local calling conventions
1277 for functions that can not change signature.
1279 2011-01-22 Jan Hubicka <jh@suse.cz>
1281 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1283 2011-01-26 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/47190
1286 * cgraphunit.c (process_common_attributes): New function.
1287 (process_function_and_variable_attributes): Use it.
1289 2011-01-26 Richard Guenther <rguenther@suse.de>
1292 * cgraphbuild.c (record_eh_tables): Record reference to personality
1295 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1298 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1299 non-debug insns from moving up.
1301 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1304 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1305 t-dlldir{,-x} fragment for build and add it to tmake_file.
1306 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1307 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1308 * config/i386/t-dlldir: New file.
1309 (SHLIB_DLLDIR): Define.
1310 * config/i386/t-dlldir-x: New file.
1311 (SHLIB_DLLDIR): Define.
1312 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1313 (SHLIB_INSTALL): Use it.
1315 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1318 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1319 lower bound of the allowed Thumb-2 coprocessor load/store
1320 index range to -256. Add explaining comment.
1322 2011-01-25 Ian Lance Taylor <iant@google.com>
1324 * godump.c (go_define): Improve lexing of macro expansion to only
1325 accept expressions which match Go spec.
1327 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1330 * tree.c (handle_dll_attribute): Handle it.
1331 * doc/extend.texi (@item dllexport): Mention it.
1332 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1334 2011-01-25 Ian Lance Taylor <iant@google.com>
1336 PR tree-optimization/26854
1337 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1338 (decl_jump_unsafe): Move higher in file, with no other change.
1339 (bind): Set has_jump_unsafe_decl if appropriate.
1340 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1341 (check_earlier_gotos): Likewise.
1342 (c_check_switch_jump_warnings): Likewise.
1344 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1346 * doc/invoke.texi (Warning Options): Add missing hyphen.
1347 (-fprofile-dir): Minor grammatical fixes.
1348 (-fbranch-probabilities): Likewise.
1350 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1354 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1356 (no_real_insns_p, schedule_block, set_priorities): Drop special
1357 treatment of boundary debug insns.
1358 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1359 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1360 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1361 (BOUNDARY_DEBUG_INSN_P): Likewise.
1362 (SCHEDULE_DEBUG_INSN_P): Likewise.
1363 * sched-rgn.c (init_ready_list): Drop special treatment of
1364 boundary debug insns.
1365 * final.c (rest_of_clean-state): Clear notes' BB.
1367 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1369 * Makefile.in (LAMBDA_H): Removed.
1370 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1371 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1372 lambda-trans.o, and tree-loop-linear.o.
1373 (lto-symtab.o): Remove dependence on LAMBDA_H.
1374 (tree-loop-linear.o): Remove rule.
1375 (lambda-mat.o): Same.
1376 (lambda-trans.o): Same.
1377 (lambda-code.o): Same.
1378 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1379 (tree-vect-slp.o): Same.
1380 * hwint.h (gcd): Moved here.
1381 (least_common_multiple): Same.
1382 * lambda-code.c: Removed.
1383 * lambda-mat.c: Removed.
1384 * lambda-trans.c: Removed.
1385 * lambda.h: Removed.
1386 * tree-loop-linear.c: Removed.
1387 * lto-symtab.c: Do not include lambda.h.
1388 * omega.c (gcd): Removed.
1389 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1390 * tree-data-ref.c (print_lambda_vector): Moved here.
1391 (lambda_vector_copy): Same.
1392 (lambda_matrix_copy): Same.
1393 (lambda_matrix_id): Same.
1394 (lambda_vector_first_nz): Same.
1395 (lambda_matrix_row_add): Same.
1396 (lambda_matrix_row_exchange): Same.
1397 (lambda_vector_mult_const): Same.
1398 (lambda_vector_negate): Same.
1399 (lambda_matrix_row_negate): Same.
1400 (lambda_vector_equal): Same.
1401 (lambda_matrix_right_hermite): Same.
1402 * tree-data-ref.h: Do not include lambda.h.
1403 (lambda_vector): Moved here.
1404 (lambda_matrix): Same.
1405 (dependence_level): Same.
1406 (lambda_transform_legal_p): Removed declaration.
1407 (lambda_collect_parameters): Same.
1408 (lambda_compute_access_matrices): Same.
1409 (lambda_vector_gcd): Same.
1410 (lambda_vector_new): Same.
1411 (lambda_vector_clear): Same.
1412 (lambda_vector_lexico_pos): Same.
1413 (lambda_vector_zerop): Same.
1414 (lambda_matrix_new): Same.
1415 * tree-flow.h (least_common_multiple): Removed declaration.
1416 * tree-parloops.c (lambda_trans_matrix): Moved here.
1418 (LTM_ROWSIZE): Same.
1419 (LTM_COLSIZE): Same.
1420 (LTM_DENOMINATOR): Same.
1421 (lambda_trans_matrix_new): Same.
1422 (lambda_matrix_vector_mult): Same.
1423 (lambda_transform_legal_p): Same.
1424 * tree-pass.h (pass_linear_transform): Removed declaration.
1425 * tree-ssa-loop.c (tree_linear_transform): Removed.
1426 (gate_tree_linear_transform): Removed.
1427 (pass_linear_transform): Removed.
1428 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1429 flag_loop_interchange.
1431 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1433 PR tree-optimization/47265
1434 PR tree-optimization/47443
1435 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1436 if name still has some uses.
1438 2011-01-25 Martin Jambor <mjambor@suse.cz>
1440 PR tree-optimization/47382
1441 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1442 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1444 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1446 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1447 sjlj_except_unwind_info.
1449 2011-01-25 Richard Guenther <rguenther@suse.de>
1451 PR tree-optimization/47426
1452 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1453 visible functions results escape.
1455 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1458 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1459 (arm_get_frame_offsets): Use it.
1461 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1462 Jakub Jelinek <jakub@redhat.com>
1464 PR tree-optimization/47271
1465 * tree-if-conv.c (bb_postdominates_preds): New.
1466 (if_convertible_bb_p): Call bb_postdominates_preds.
1467 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1468 (predicate_scalar_phi): Call bb_postdominates_preds.
1470 2011-01-25 Nick Clifton <nickc@redhat.com>
1472 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1473 * config/rx/rx.c (rx_function_value): Likewise.
1474 (rx_promote_function_mode): Likewise.
1475 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1476 in order to make it legitimate.
1477 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1478 make sure that the first operand is the same as the result register.
1479 (addsi3_unspec): Delete.
1480 (subdi3): Do not accept immediate operands.
1481 (subdi3_internal): Likewise.
1483 2011-01-25 Jeff Law <law@redhat.com>
1485 PR rtl-optimization/37273
1486 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1487 handle them like argument loads from stack slots. Do not double
1488 count memory for memory constants and argument loads from stack slots.
1490 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1492 PR tree-optimization/47427
1493 PR tree-optimization/47428
1494 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1495 coalesce if the new root var would be TREE_READONLY.
1497 2011-01-25 Richard Guenther <rguenther@suse.de>
1500 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1501 correct type for TBAA.
1503 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1505 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1506 (close_phi_written_to_memory): Call for_each_index with
1507 dr_indices_valid_in_loop.
1509 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1511 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1512 when it is initialized.
1514 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1516 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1517 call to graphite_find_data_references_in_stmt.
1518 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1519 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1520 call to graphite_find_data_references_in_stmt.
1521 (analyze_drs_in_stmts): Same.
1522 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1523 in which the scalar analysis of indices is performed.
1524 (create_data_ref): Same. Update call to dr_analyze_indices.
1525 (find_data_references_in_stmt): Update call to create_data_ref.
1526 (graphite_find_data_references_in_stmt): Same.
1527 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1529 (create_data_ref): Same.
1530 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1531 call to create_data_ref.
1533 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1535 * graphite-sese-to-poly.c (build_poly_scop): Move
1536 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1538 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1540 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1541 VAR_DECL, PARM_DECL, and RESULT_DECL.
1543 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1545 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1547 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1548 that have already been marked as PBB_IS_REDUCTION.
1550 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1552 * graphite-scop-detection.c (same_close_phi_node): New.
1553 (remove_duplicate_close_phi): New.
1554 (make_close_phi_nodes_unique): New.
1555 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1557 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1559 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1560 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1561 of both data references to be the same.
1563 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1565 * graphite-dependences.c (build_lexicographical_constraint): Remove
1567 (build_lexicographical_constraint): Adjust call to
1568 ppl_powerset_is_empty.
1569 (dependence_polyhedron): Same.
1570 (graphite_legal_transform_dr): Same.
1571 (graphite_carried_dependence_level_k): Same.
1572 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1574 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1576 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1578 * graphite-sese-to-poly.c
1579 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1580 (close_phi_written_to_memory): New.
1581 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1584 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1586 * doc/install.texi: Update the expected version number of PPL to 0.11.
1587 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1588 #if PPL_VERSION_MINOR < 11.
1590 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1592 * graphite-dependences.c: Include graphite-cloog-util.h.
1593 (new_poly_ddr): Inlined into dependence_polyhedron.
1594 (free_poly_ddr): Moved close by new_poly_ddr.
1595 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1596 Early return NULL when ppl_powerset_is_empty returns true.
1597 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1598 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1599 (graphite_legal_transform_dr): Call new_poly_ddr.
1600 (graphite_carried_dependence_level_k): Same.
1601 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1602 (dot_transformed_deps_stmt_1): Removed.
1603 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1604 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1605 (dot_deps_1): Call dot_deps_2.
1606 * Makefile.in (graphite-dependences.o): Add missing dependence on
1607 graphite-cloog-util.h.
1609 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1612 (build_lexicographical_constraint): Same.
1613 (dependence_polyhedron_1): Same.
1614 (graphite_legal_transform_dr): Same.
1615 (graphite_carried_dependence_level_k): Same.
1616 * graphite-ppl.c (ppl_powerset_is_empty): New.
1617 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1618 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1620 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1622 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1623 the "a followed by b" relation and document it.
1625 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1627 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1628 iteration when the bag of constraints is empty.
1630 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1632 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1634 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1636 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1637 nest and two loop depths as parameters.
1638 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1639 lst_perfect_nestify.
1641 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1643 * graphite-dependences.c (print_pddr): Call
1644 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1646 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1648 * graphite-ppl.c (debug_gmp_value): New.
1649 * graphite-ppl.h (debug_gmp_value): Declared.
1651 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1653 * doc/install.texi: Document availability of cloog-0.16.
1655 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1657 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1658 invalid postdominance info.
1660 2011-01-24 Jan Hubicka <jh@suse.cz>
1663 * doc/extend.texi (weak pragma): Drop claim that it must
1664 appear before definition.
1665 * varasm.c (merge_weak, declare_weak): Only sanity check
1666 that DECL is not output at a time it is declared weak.
1668 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1670 * machmode.def: Fixed comments.
1672 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1674 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1676 2011-01-24 Paul Koning <ni1d@arrl.net>
1678 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1681 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1684 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1685 (block_info): Add scanned and prev.
1686 (move_or_delete_vzeroupper_2): Return if the basic block
1687 has been scanned and the upper 128bit state is unchanged
1689 (move_or_delete_vzeroupper_1): Return true if the exit
1691 (move_or_delete_vzeroupper): Visit basic blocks using the
1692 work-list based algorithm based on vt_find_locations in
1695 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1697 2011-01-24 Nick Clifton <nickc@redhat.com>
1699 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1700 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1701 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1702 then define __v850e1__.
1703 * doc/invoke.texi: Document -mv850es.
1705 2011-01-24 Richard Henderson <rth@redhat.com>
1707 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1708 compound unordered comparisons.
1709 * config/rx/rx.c (rx_split_fp_compare): Remove.
1710 * config/rx/rx-protos.h: Update.
1711 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1712 (cbranchsf4): Don't call rx_split_fp_compare.
1713 (*cbranchsf4): Use rx_split_cbranch.
1714 (*cmpsf): Don't accept "i" constraint.
1715 (*conditional_branch): Only valid after reload.
1716 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1718 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1721 * config/rs6000/altivec.md (vector constant splitters): Add
1722 support for creating vector single precision constants if -mvsx is
1723 used and we would create the constant using Altivec primitives.
1725 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1726 Richard Sandiford <rdsandiford@googlemail.com>
1728 PR rtl-optimization/47166
1729 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1730 mechanism for PRE_MODIFY and POST_MODIFY.
1731 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1734 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1736 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1738 2011-01-22 Jan Hubicka <jh@suse.cz>
1741 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1743 2011-01-22 Jan Hubicka <jh@suse.cz>
1745 PR tree-optimization/43884
1747 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1748 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1750 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1752 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1753 * config/s390/s390.c (s390_register_move_cost,
1754 s390_memory_move_cost): New.
1755 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1757 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1760 * except.c (sjlj_assign_call_site_values): Move setting the
1761 crtl->uses_eh_lsda flag to ...
1762 (sjlj_mark_call_sites): ... here.
1763 (sjlj_emit_function_enter): Support NULL dispatch label.
1764 (sjlj_build_landing_pads): In a function with no landing pads
1765 that still has must-not-throw regions, generate code to register
1766 a personality function with empty LSDA.
1768 2011-01-21 Richard Henderson <rth@redhat.com>
1770 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1772 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1774 * compare-elim.c: New file.
1775 * Makefile.in (OBJS-common): Add it.
1776 (compare-elim.o): New.
1777 * common.opt (fcompare-elim): New.
1778 * opts.c (default_options_table): Add OPT_fcompare_elim.
1779 * tree-pass.h (pass_compare_elim_after_reload): New.
1780 * passes.c (init_optimization_passes): Add it.
1781 * recog.h: Protect against re-inclusion.
1782 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1783 * doc/invoke.texi (-fcompare-elim): Document it.
1784 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1785 * doc/tm.texi: Rebuild.
1787 2011-01-22 Nick Clifton <nickc@redhat.com>
1789 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1790 rx_split_fp_compare.
1792 2011-01-22 Nick Clifton <nickc@redhat.com>
1794 * config/rx/rx.md (UNSPEC_CONST): New.
1795 (deallocate_and_return): Wrap the amount popped off the stack in
1796 an UNSPEC_CONST in order to stop it being rejected by
1797 -mmax-constant-size.
1798 (pop_and_return): Add a "(return)" rtx.
1799 (call): Drop the immediate operand.
1800 (call_internal): Likewise.
1801 (call_value): Likewise.
1802 (call_value_internal): Likewise.
1803 (sibcall_internal): Likewise.
1804 (sibcall_value_internal): Likewise.
1805 (sibcall): Likewise. Generate an explicit call using
1807 (sibcall_value): Likewise.
1808 (mov<>): FAIL if a constant operand is not legitimate.
1809 (addsi3_unpsec): New pattern.
1811 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1812 (ok_for_max_constant): New function.
1813 (gen_safe_add): New function.
1814 (rx_expand_prologue): Use gen_safe_add.
1815 (rx_expand_epilogue): Likewise.
1816 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1819 2011-01-21 Jeff Law <law@redhat.com>
1821 PR tree-optimization/47053
1822 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1823 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1824 statements are deleted.
1825 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1826 is nonempty, then purge dead edges and cleanup the CFG.
1828 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1832 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1834 * tree-dfa.c (create_var_ann): Mark variable as used.
1836 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1839 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1840 notes from other section in hot/cold partitioning even if
1841 last_action is -3. Increment call_site_base.
1843 PR rtl-optimization/47366
1844 * fwprop.c (forward_propagate_into): Return bool. If
1845 any changes are made, -fnon-call-exceptions is used and
1846 REG_EH_REGION note is present, call purge_dead_edges
1847 and return true if it purged anything.
1848 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1849 any EH edges were purged.
1851 2011-01-21 Jeff Law <law@redhat.com>
1853 PR rtl-optimization/41619
1854 * caller-save.c (setup_save_areas): Break out code to determine
1855 which hard regs are live across calls by examining the reload chains
1856 so that it is always used.
1857 Eliminate code which checked REG_N_CALLS_CROSSED.
1859 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1861 PR tree-optimization/47355
1862 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1863 NOP has non-debug uses beyond PHIs in new_bb.
1865 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1868 * cfgexpand.c (account_used_vars_for_block): Only account vars
1869 that are annotated as used.
1870 (estimated_stack_frame_size): Don't set TREE_USED.
1871 * tree-dfa.c (create_var_ann): Mark variable as used.
1873 2011-01-21 Richard Guenther <rguenther@suse.de>
1876 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1878 2011-01-21 Richard Guenther <rguenther@suse.de>
1880 PR tree-optimization/47365
1881 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1882 (vn_reference_lookup_pieces): Adjust.
1883 (vn_reference_lookup): Likewise.
1884 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1885 (vn_reference_lookup_3): Only look through kills if in
1886 VN_WALKREWRITE mode.
1887 (vn_reference_lookup_pieces): Adjust.
1888 (vn_reference_lookup): Likewise.
1889 (visit_reference_op_load): Likewise.
1890 (visit_reference_op_store): Likewise.
1891 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1892 (compute_avail): Likewise.
1893 (eliminate): Likewise.
1895 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1897 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1898 DECL_IGNORED_P non-reg vars if they are used.
1900 PR tree-optimization/47391
1901 * varpool.c (const_value_known_p): Return false if
1904 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1907 * config/i386/i386.c (ix86_local_alignment): Handle
1908 case for va_list_type_node is nil.
1909 (ix86_canonical_va_list_type): Likewise.
1911 2011-01-21 Alan Modra <amodra@gmail.com>
1913 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1914 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1916 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1918 * config/arm/arm.md (define_attr type): Rename f_load
1919 and f_store to f_fpa_load and f_fpa_store. Update.
1920 (write_conflict): Deal with rename fallout.
1921 (*push_fp_multi): Likewise.
1922 * config/arm/fpa.md (f_load): Use f_fpa_load.
1923 (f_store): Use f_fpa_store.
1924 (*movsf_fpa): Likewise.
1925 (*movdf_fpa): Likewise.
1926 (*movxf_fpa): Likewise.
1927 (*thumb2_movsf_fpa): Likewise.
1928 (*thumb2_movdf_fpa): Likewise.
1929 (*thumb2_movxf_fpa): Likewise.
1930 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1931 f_loadd and f_stored.
1932 (*thumb2_movdi_vfp): Likewise.
1933 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1934 (*thumb2_movsi_vfp): Likewise.
1935 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1936 Use f_loads instead of f_load.
1937 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1939 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1941 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1942 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1943 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1944 (xtensa_mode_dependent_address_p): New function.
1945 (constantpool_address_p): Make static. Change return type to bool.
1946 Change argument type to const_rtx. Use CONST_INT_P predicate.
1948 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1951 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1953 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1956 * cfgexpand.c (expand_debug_expr): Instead of generating
1957 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1960 2011-01-20 Richard Guenther <rguenther@suse.de>
1963 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1964 the pointer operand of MEM_REFs.
1966 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1968 PR tree-optimization/46130
1969 * ipa-split.c (consider_split): If return_bb contains non-virtual
1970 PHIs other than for retval or if split_function would not adjust it,
1973 2011-01-20 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/47167
1976 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1977 Revert previous change, only avoid enumeral type changes.
1979 2011-01-19 Mike Stump <mikestump@comcast.net>
1981 * doc/tm.texi.in (BRANCH_COST): Englishify.
1982 * doc/tm.texi (BRANCH_COST): Likewise.
1984 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1987 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1988 (gen_scheduled_generic_parms_dies): New functions.
1989 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1990 generation for the end of CU compilation.
1991 (dwarf2out_finish): Generate template parameters DIEs here.
1993 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1996 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1997 debug bind stmt on merge edges.
1999 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2003 * function.c (instantiate_expr): Instantiate incoming rtl of
2004 implicit arguments, and recurse on VALUE_EXPRs.
2005 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
2006 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
2008 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
2010 * c-parser.c (c_parser_for_statement): Initialize
2011 collection_expression.
2013 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2015 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
2017 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2019 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
2020 (LINK_SHLIB_SPEC): Don't use %(link_path).
2021 (SUBTARGET_EXTRA_SPECS): Remove link_path.
2023 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2025 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2026 (NO_SHARED_LIB_SUPPORT): Remove.
2027 (LINK_SHLIB_SPEC): Remove one conditional definition.
2029 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2031 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2033 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2034 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2035 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2036 %{call_shared} and conditionals on these options not being passed.
2037 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2040 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2042 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2045 * ipa-split.c: Spelling fixes.
2047 2011-01-19 Richard Henderson <rth@redhat.com>
2049 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2050 (*mulsi3): Likewise.
2052 * longlong.h [__mn10300__] (count_leading_zeros): New.
2053 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2054 [__mn10300__] (add_ssaaaa, subddmmss): New.
2055 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2056 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2058 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2060 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2062 2011-01-19 Richard Henderson <rth@redhat.com>
2064 * config/mn10300/mn10300.md (addsi3_flags): New.
2065 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2066 (subsi3_flags, subc_internal, subdi3): New.
2067 (subdi3_internal, *subdi3_degenerate): New.
2068 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2070 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2071 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2072 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2073 * config/mn10300/mn10300-protos.h: Update.
2074 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2075 (return_ret): Likewise. Rename from return_internal_regs.
2076 (return_internal): Remove.
2078 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2079 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2080 (mn10300_legitimate_constant_p): Likewise.
2081 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2082 (mn10300_frame_size): New.
2083 (mn10300_expand_prologue): Use it.
2084 (mn10300_expand_epilogue): Likewise.
2085 (mn10300_initial_offset): Likewise.
2086 * config/mn10300/mn10300-protos.h: Update.
2087 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2088 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2089 (prologue, epilogue, return_internal): Tidy output code.
2090 (mn10300_store_multiple_operation, return): Likewise.
2091 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2092 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2093 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2094 (load_pic, am33_load_pic): New.
2095 (mn10300_load_pic0, mn10300_load_pic1): New.
2097 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2098 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2099 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2100 (cc_flags_for_mode, cc_flags_for_code): New.
2101 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2102 overflow flag is not valid. Validate that the flags we need
2103 for the comparison are valid.
2104 (mn10300_output_cmp): Remove.
2105 (mn10300_output_add): New.
2106 (mn10300_select_cc_mode): Use cc_flags_for_code.
2107 (mn10300_split_cbranch): New.
2108 (mn10300_match_ccmode): New.
2109 (mn10300_split_and_operand_count): New.
2110 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2112 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2113 (addsi3): ... here. Use mn10300_output_add.
2114 (*addsi3_flags): New.
2115 (*am33_subsi3, *mn10300_subsi3): Merge...
2116 (subsi3): ... here. Use attribute isa.
2117 (*subsi3_flags): New.
2118 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2120 (*am33_andsi3, *mn10300_andsi3): Merge...
2122 (*andsi3_flags): New.
2123 (andsi3 splitters): New.
2124 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2126 (*iorsi3_flags): New.
2127 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2129 (*xorsi3_flags): New.
2130 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2131 (one_cmplsi2): ... here.
2132 (*one_cmplsi2_flags): New.
2133 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2134 instead of "dax" in constraints. Use mn10300_split_cbranch.
2135 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2136 use matching constraints to eliminate a self-comparison.
2137 (*integer_conditional_branch): Rename from integer_conditional_branch.
2138 Use int_mode_flags to match CC_REG.
2139 (*cbranchsi4_btst, *btstsi): New.
2140 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2141 mn10300_split_cbranch.
2142 (*am33_cmpsf): Rename from am33_cmpsf.
2143 (*float_conditional_branch): Rename from float_conditional_branch.
2144 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2145 (zero_extendqisi2): ... here.
2146 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2147 (zero_extendhisi2): ... here.
2148 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2149 (extendqisi2): ... here.
2150 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2151 (extendhisi2): ... here.
2152 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2153 (ashlsi3): ... here.
2154 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2155 (lshrsi3): ... here.
2156 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2157 (ashrsi3): ... here.
2158 (consecutive add peephole): Remove.
2159 * config/mn10300/predicates.md (label_ref_operand): New.
2160 (int_mode_flags): New.
2161 (CCZN_comparison_operator): New.
2163 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2164 (throughput_42_latency_43): New reservation.
2165 (mulsidi3, umulsidi3): New expanders.
2166 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2167 the MDR register to allocation; separately allocate the low and
2168 high parts of the DImode result.
2169 (umulsidi3_internal): Similarly.
2170 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2171 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2172 (udivsi3, umodsi3): Remove.
2173 (udivmodsi4, divmodsi4): New expanders.
2174 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2175 (*divmodsi4): Simiarly.
2176 (ext_internal): New.
2178 * config/mn10300/constraints.md ("z"): New constraint.
2179 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2180 (FIXED_REGISTERS): Don't fix MDR.
2181 (CALL_USED_REGSITERS): Reformat nicely.
2182 (REG_ALLOC_ORDER): Add MDR.
2183 (enum regclass): Add MDR_REGS.
2184 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2185 (IRA_COVER_CLASSES): Add MDR_REGS.
2186 (REGNO_REG_CLASS): Handle MDR_REG.
2187 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2188 (mn10300_register_move_cost): Likewise.
2189 * config/mn10300/mn10300.md (MDR_REG): New.
2190 (*movsi_internal): Handle moves to/from MDR_REGS.
2192 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2194 (mn10300_secondary_reload): Tidy combination reload classes.
2195 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2196 addresses for AM33. Allow symbolic offsets for reg+imm.
2197 (mn10300_regno_in_class_p): New.
2198 (mn10300_legitimize_reload_address): New.
2199 * config/mn10300/mn10300.h (enum reg_class): Remove
2200 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2201 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2203 (REG_CLASS_NAMES): Update to match.
2204 (REG_CLASS_CONTENTS): Likewise.
2205 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2206 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2207 (REGNO_IN_RANGE_P): Remove.
2208 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2209 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2210 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2211 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2212 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2213 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2214 (REGNO_GENERAL_P): New.
2215 (HAVE_POST_MODIFY_DISP): New.
2216 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2217 (LEGITIMIZE_RELOAD_ADDRESS): New.
2218 * config/mn10300/mn10300-protos.h: Update.
2220 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2221 DATA_REGS for AM33 stack-pointer destination.
2222 (mn10300_preferred_output_reload_class): Likewise.
2223 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2224 into a form appropriate for ...
2225 (TARGET_SECONDARY_RELOAD): New.
2226 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2227 * config/mn10300/mn10300-protos.h: Update.
2228 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2229 reload_insi; use the "A" constraint for the scratch; handle AM33
2230 moves of sp to non-address registers.
2232 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2233 (*movqi_internal): ... here.
2234 (*am33_movhi, *mn10300_movhi): Merge into...
2235 (*movhi_internal): ... here.
2236 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2237 as the source/destination of moves from/to SP.
2238 (movsf): Only allow for AM33-2.
2239 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2240 any integer constant constraint. Only allow for AM33-2. Tidy
2241 all of the alternative outputs.
2242 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2243 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2245 (udivsi3, umodsi3): New patterns for MN103 only.
2247 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2249 * doc/tm.texi.in: Spell out that a lack of register class unions
2251 * doc/tm.texi: Regenerate.
2253 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2255 PR rtl-optimization/47337
2256 * dce.c (check_argument_store): New function.
2257 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2259 PR tree-optimization/47290
2260 * tree-eh.c (infinite_empty_loop_p): New function.
2261 (cleanup_empty_eh): Use it.
2263 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2266 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2267 (a64_expand_widen_sum): Ditto.
2268 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2269 (vec_extract_evenodd_help): Ditto.
2270 (vec_extract_evenv4hi): Ditto.
2271 (vec_extract_oddv4hi): Ditto.
2272 (vec_extract_evenv2si): Ditto.
2273 (vec_extract_oddv2si): Ditto.
2274 (vec_extract_evenv2sf): Ditto.
2275 (vec_extract_oddv2sf): Ditto.
2276 (vec_pack_trunc_v4hi: Ditto.
2277 (vec_pack_trunc_v2si): Ditto.
2278 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2279 (vec_interleave_highv8qi): Ditto.
2281 (vec_extract_oddv8qi): Ditto.
2282 (vec_interleave_lowv4hi): Ditto.
2283 (vec_interleave_highv4hi): Ditto.
2284 (vec_interleave_lowv2si): Ditto.
2285 (vec_interleave_highv2si): Ditto.
2287 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2289 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2290 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2291 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2292 (pa_c_mode_for_suffix): New.
2293 (TARGET_EXPAND_BUILTIN): Define.
2294 (TARGET_C_MODE_FOR_SUFFIX): Define.
2295 (pa_builtins): Define.
2296 (pa_init_builtins): Register __float128 type and init new support
2298 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2299 * config/pa/quadlib.c (_U_Qfcopysign): New.
2301 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2304 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2305 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2308 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2310 PR tree-optimization/47179
2311 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2312 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2314 2011-01-18 Richard Guenther <rguenther@suse.de>
2316 PR rtl-optimization/47216
2317 * emit-rtl.c: Include tree-flow.h.
2318 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2319 of replicating it with different semantics.
2320 * Makefile.in (emit-rtl.o): Adjust.
2322 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2324 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2325 (cortex_a9_dp): Handle neon types correctly.
2327 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2329 PR rtl-optimization/47299
2330 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2331 subtarget. Use normal multiplication if both operands are constants.
2332 * expmed.c (expand_widening_mult): Don't try to optimize constant
2333 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2336 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2338 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2339 spacing after 'e.g.', typos, comma, hyphenation.
2341 2011-01-17 Richard Henderson <rth@redhat.com>
2343 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2344 (rx_restricted_mem_operand): New.
2345 (rx_shift_operand): Use register_operand.
2346 (rx_source_operand, rx_compare_operand): Likewise.
2347 * config/rx/rx.md (addsi3_flags): New expander.
2348 (adddi3): Rewrite as expander.
2349 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2350 (subsi3_flags): New expander.
2351 (subdi3): Rewrite as expander.
2352 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2354 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2355 (rx_init_builtins): Remove sat builtin.
2356 (rx_expand_builtin): Likewise.
2357 * config/rx/rx.md (ssaddsi3): New.
2358 (*sat): Rename from sat. Represent the CC_REG input.
2360 * config/rx/predicates.md (rshift_operator): New.
2361 * config/rx/rx.c (rx_expand_insv): Remove.
2362 * config/rx/rx-protos.h: Update.
2363 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2364 operand to the canonical position.
2365 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2366 (*bitclr, *bitclr_in_memory): Similarly.
2367 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2368 (insv): Retain the zero_extract in the expansion.
2370 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2371 (bswaphi2, bitinvert, revw): Likewise.
2373 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2374 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2375 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2376 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2377 (bitset, bitset_in_memory): Likewise.
2378 (bitinvert, bitinvert_in_memory): Likewise.
2379 (bitclr, bitclr_in_memory): Likewise.
2380 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2381 (rx_strend, rx_cmpstrn): Likewise.
2382 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2383 (bitop peep2 patterns): Remove.
2385 * config/rx/rx.c (rx_match_ccmode): New.
2386 * config/rx/rx-protos.h: Update.
2387 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2388 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2389 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2390 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2391 (fix_truncsfsi2, floatsisf2): Likewise.
2392 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2393 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2394 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2395 (*subsi3_flags, *xorsi3_flags): New.
2397 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2399 * config/rx/rx.c (rx_print_operand): Remove workaround for
2400 unsplit comparison operations.
2402 * config/rx/rx.md (movsicc): Split after reload.
2403 (*movsicc): Merge *movsieq and *movsine via match_operator.
2404 (*stcc): New pattern.
2406 * config/rx/rx.c (rx_float_compare_mode): Remove.
2407 * config/rx/rx.h (rx_float_compare_mode): Remove.
2408 * config/rx/rx.md (cstoresi4): Split after reload.
2409 (*sccc): New pattern.
2411 * config/rx/predicates.md (label_ref_operand): New.
2412 (rx_z_comparison_operator): New.
2413 (rx_zs_comparison_operator): New.
2414 (rx_fp_comparison_operator): New.
2415 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2416 Validate that the flags are set properly for the comparison.
2417 (rx_gen_cond_branch_template): Remove.
2418 (rx_cc_modes_compatible): Remove.
2419 (mode_from_flags): New.
2420 (flags_from_code): Rename from flags_needed_for_conditional.
2421 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2422 (rx_select_cc_mode): Likewise.
2423 (rx_split_fp_compare): New.
2424 (rx_split_cbranch): New.
2425 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2426 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2427 (*cbranchsf4): Similarly.
2428 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2429 match_operator and rx_split_cbranch.
2430 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2431 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2432 (*cmpsi): Rename from cmpsi.
2433 (*tstsi): Rename from tstsi.
2434 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2435 (*conditional_branch): Rename from conditional_branch.
2436 (*reveresed_conditional_branch): Remove.
2437 (b<code>): Remove expander.
2438 * config/rx/rx-protos.h: Update.
2440 * config/rx/rx.c (rx_compare_redundant): Remove.
2441 * config/rx/rx.md (cmpsi): Don't use it.
2442 * config/rx/rx-protos.h: Update.
2444 * config/rx/rx-modes.def (CC_F): New mode.
2445 * config/rx/rx.c (rx_select_cc_mode): New.
2446 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2447 * config/rx/rx-protos.h: Update.
2449 2011-01-17 Richard Henderson <rth@redhat.com>
2451 * except.c (dump_eh_tree): Fix stray ; after for statement.
2453 2011-01-17 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/47313
2456 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2457 handling before copying the body. Properly deal with
2458 by-reference result in SSA form.
2460 2011-01-17 Ian Lance Taylor <iant@google.com>
2463 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2464 (struct_value_alias_set): Don't define.
2465 (sparc_option_override): Don't set sparc_sr_alias_set and
2466 struct_value_alias_set.
2467 (save_or_restore_regs): Use gen_frame_mem rather than calling
2469 (sparc_struct_value_rtx): Likewise.
2471 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2476 (_mm_maskstore_pd): Likewise.
2477 (_mm_maskload_ps): Likewise.
2478 (_mm_maskstore_ps): Likewise.
2479 (_mm256_maskload_pd): Change mask to __m256i.
2480 (_mm256_maskstore_pd): Likewise.
2481 (_mm256_maskload_ps): Likewise.
2482 (_mm256_maskstore_ps): Likewise.
2484 * config/i386/i386-builtin-types.def: Updated.
2485 (ix86_expand_special_args_builtin): Likewise.
2487 * config/i386/i386.c (bdesc_special_args): Update
2488 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2489 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2490 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2491 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2493 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2494 Use <avxpermvecmode> on mask register.
2495 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2497 2011-01-17 Olivier Hainque <hainque@adacore.com>
2498 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2499 Eric Botcazou <ebotcazou@adacore.com>
2502 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2503 if <= USHRT_MAX in 32-bit mode.
2505 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2507 * doc/install.texi (Configuration, Specific): Wrap long
2508 lines in examples. Allow line wrapping in long options
2509 and URLs where beneficial for PDF output.
2511 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2513 * config/mips/mips.c (mips_classify_symbol): Don't return
2514 SYMBOL_PC_RELATIVE for nonlocal labels.
2516 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2518 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2520 2011-01-15 Jan Hubicka <jh@suse.cz>
2522 PR tree-optimization/47276
2523 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2524 declarations as needed.
2526 2011-01-15 Martin Jambor <mjambor@suse.cz>
2528 * common.opt (fdevirtualize): New flag.
2529 * doc/invoke.texi (Option Summary): Document it.
2530 * opts.c (default_options_table): Add devirtualize flag.
2531 * ipa-prop.c (detect_type_change): Return immediately if
2532 devirtualize flag is not set.
2533 (detect_type_change_ssa): Likewise.
2534 (compute_known_type_jump_func): Likewise.
2535 (ipa_analyze_virtual_call_uses): Likewise.
2537 2011-01-14 Martin Jambor <mjambor@suse.cz>
2539 PR tree-optimization/45934
2540 PR tree-optimization/46302
2541 * ipa-prop.c (type_change_info): New type.
2542 (stmt_may_be_vtbl_ptr_store): New function.
2543 (check_stmt_for_type_change): Likewise.
2544 (detect_type_change): Likewise.
2545 (detect_type_change_ssa): Likewise.
2546 (compute_complex_assign_jump_func): Check for dynamic type change.
2547 (compute_complex_ancestor_jump_func): Likewise.
2548 (compute_known_type_jump_func): Likewise.
2549 (compute_scalar_jump_functions): Likewise.
2550 (ipa_analyze_virtual_call_uses): Likewise.
2551 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2553 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2555 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2556 * config/i386/i386.opt (msse5): New Alias.
2558 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2560 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2561 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2562 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2563 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2565 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2567 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2569 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2570 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2571 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2572 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2574 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2576 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2578 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2580 2011-01-14 Mike Stump <mikestump@comcast.net>
2582 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2583 * config/fr30/fr30.md: Likweise
2584 (movsi_push): Likewise.
2585 (movsi_pop): Likewise.
2586 (enter_func): Likewise.
2587 * config/moxie/moxie.md (movsi_push): Likewise.
2588 (movsi_pop): Likewise.
2590 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2592 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2593 %{no_archive} %{exact_version}.
2594 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2595 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2596 %{no_archive} %{exact_version}.
2597 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2598 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2599 * config/mips/vxworks.h: Likewise.
2601 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2603 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2605 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2607 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2608 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2610 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2612 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2615 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2617 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2619 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2620 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2622 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2623 Don't handle -shlib.
2625 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2627 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2628 (CC1_SPEC): Don't handle -profile.
2630 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2632 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2633 * config/mips/mips.h (CC1_SPEC): Likewise.
2635 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2637 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2638 * config/mips/mips.h (CC1_SPEC): Likewise.
2640 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2642 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2643 * config/m32r/linux.h (LINK_SPEC): Likewise.
2644 * config/mips/linux.h (LINK_SPEC): Likewise.
2645 * config/mips/linux64.h (LINK_SPEC): Likewise.
2646 * config/sparc/linux.h (LINK_SPEC): Likewise.
2647 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2648 LINK_SPEC): Likewise.
2649 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2651 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2653 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2655 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2657 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2659 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2660 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2662 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2664 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2666 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2668 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2669 supports -Bstatic/-Bdynamic.
2670 * configure: Regenerate.
2672 2011-01-14 Jan Hubicka <jh@suse.cz>
2673 Jack Howarth <howarth@bromo.med.uc.edu>
2676 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2677 when checking debug_info_level. Test write_symbols instead of
2678 debug_hooks->var_location when setting flag_var_tracking_uninit.
2680 2011-01-14 Richard Guenther <rguenther@suse.de>
2682 PR tree-optimization/47179
2683 * target.def (ref_may_alias_errno): New target hook.
2684 * targhooks.h (default_ref_may_alias_errno): Declare.
2685 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2686 (default_ref_may_alias_errno): New function.
2687 * target.h (struct ao_ref_s): Declare.
2688 * tree-ssa-alias.c: Include target.h.
2689 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2690 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2691 (targhooks.o): Likewise.
2692 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2693 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2695 2011-01-14 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2699 2011-01-14 Richard Guenther <rguenther@suse.de>
2701 PR tree-optimization/47280
2702 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2704 (tree_ssa_forward_propagate_single_use_vars): Deal with
2705 CFG changes from associate_plusminus.
2707 2011-01-14 Richard Guenther <rguenther@suse.de>
2711 2011-01-11 Richard Guenther <rguenther@suse.de>
2713 PR tree-optimization/46076
2714 * tree-ssa.c (useless_type_conversion_p): Conversions from
2715 unprototyped to empty argument list function types are useless.
2717 2011-01-14 Richard Guenther <rguenther@suse.de>
2719 PR tree-optimization/47286
2720 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2722 2011-01-14 Martin Jambor <mjambor@suse.cz>
2725 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2727 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2729 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2730 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2731 * config/xtensa/xtensa.c (xtensa_libcall_value,
2732 xtensa_function_value_regno_p): New functions.
2733 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2735 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2738 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2740 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2741 New function prototype.
2742 * config/i386/winnt.c (i386_pe_assemble_visibility):
2743 Warn only if attribute was specified by user.
2745 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2748 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2750 (floatunsdidf2_fcfidu): Ditto.
2752 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2754 * config/s390/s390.c (print_operand_address): Replace 'error' with
2755 'output_operand_lossage'.
2756 (print_operand): Likewise.
2758 2011-01-13 Jeff Law <law@redhat.com>
2760 PR rtl-optimization/39077
2761 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2762 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2763 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2764 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2765 * gcse.c (prune_insertions_deletions): New function.
2766 (compute_pre_data): Use it.
2768 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2771 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2773 (prune_unused_types_mark): Use it.
2775 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2777 PR rtl-optimization/45352
2778 * sel-sched.c: Update copyright years.
2779 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2780 in the advancing loop when we have issued issue_rate insns.
2782 2011-01-12 Richard Henderson <rth@redhat.com>
2784 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2785 (TARGET_MD_ASM_CLOBBERS): New.
2787 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2788 (TARGET_DELEGITIMIZE_ADDRESS): New.
2790 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2791 (clzsi2, *bsch): New patterns.
2793 * config/mn10300/mn10300.md (INT): New mode iterator.
2794 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2796 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2797 flag_split_wide_types.
2799 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2800 (mn10300_trampoline_init): Rewrite without a template, an immediate
2801 load and a direct branch.
2802 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2804 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2806 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2807 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2808 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2809 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2811 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2814 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2817 2011-01-12 Jan Hubicka <jh@suse.cz>
2820 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2821 (PLUGIN_COND_CLOSE): New macro.
2822 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2824 2011-01-12 Richard Guenther <rguenther@suse.de>
2827 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2828 register variables in a MEM_REF.
2830 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2832 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2833 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2834 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2835 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2836 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2837 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2838 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2839 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2840 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2841 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2842 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2843 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2844 * config/gnu-user.h: New. Copied from linux.h.
2845 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2846 GNU_USER_TARGET_STARTFILE_SPEC.
2847 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2848 GNU_USER_TARGET_ENDFILE_SPEC.
2849 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2850 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2851 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2852 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2853 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2854 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2855 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2856 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2857 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2858 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2859 * config/arm/linux-eabi.h (CC1_SPEC): Use
2860 GNU_USER_TARGET_CC1_SPEC.
2861 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2862 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2863 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2864 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2865 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2866 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2867 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2868 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2870 2011-01-12 Richard Guenther <rguenther@suse.de>
2873 * doc/invoke.texi (ffast-math): Document it is turned on
2876 2011-01-12 Jan Hubicka <jh@suse.cz>
2878 PR tree-optimization/47233
2879 * opts.c (common_handle_option): Disable ipa-reference with profile
2882 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2884 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2887 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2889 * c-parser.c (c_lex_one_token): Updated and reindented some
2890 comments. No changes in code.
2892 2011-01-11 Ian Lance Taylor <iant@google.com>
2894 * godump.c (go_output_var): Don't output the variable if there is
2895 already a type with the same name.
2897 2011-01-11 Ian Lance Taylor <iant@google.com>
2899 * godump.c (go_format_type): Don't generate float80.
2901 2011-01-11 Richard Henderson <rth@redhat.com>
2903 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2904 declaration. Rewrite for both speed and size.
2905 (mn10300_address_cost_1): Remove.
2906 (mn10300_register_move_cost): New.
2907 (mn10300_memory_move_cost): New.
2908 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2909 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2910 extensions, shifts, BSWAP, CLZ.
2911 (mn10300_wide_const_load_uses_clr): Remove.
2912 (TARGET_REGISTER_MOVE_COST): New.
2913 (TARGET_MEMORY_MOVE_COST): New.
2914 * config/mn10300/mn10300-protos.h: Update.
2915 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2917 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2918 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2919 * config/mn10300/mn10300-protos.h: Update.
2920 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2921 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2922 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2923 (*test_int_bitfield, *test_byte_bitfield): Remove.
2924 (*bit_test, *subreg_bit_test): Remove.
2925 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2927 * config/mn10300/constraints.md ("c"): Rename from "A".
2928 ("A", "D"): New constraint letters.
2929 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2930 (fmssf4, fnmasf4, fnmssf4): Likewise.
2932 * config/mn10300/mn10300.md (isa): New attribute.
2933 (enabled): New attribute.
2935 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2936 (abssf2, negsf2): Define only for hardware fp.
2937 (sqrtsf2): Reformat.
2938 (addsf3, subsf3, mulsf3): Merge expander and insn.
2940 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2941 (DEBUGGER_AUTO_OFFSET): Remove.
2942 (DEBUGGER_ARG_OFFSET): Remove.
2944 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2945 Emit register stores with the same offsets as the hardware.
2946 (mn10300_store_multiple_operation): Don't check that the register
2947 save offsets are monotonic.
2948 * config/mn10300/mn10300-protos.h: Update.
2950 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2952 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2953 in terms of the value on the stack, not the MDR register.
2955 2011-01-11 Jan Hubicka <jh@suse.cz>
2959 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2960 (symbol_alias_set_destroy, symbol_alias_set_contains,
2961 propagate_aliases_backward): Declare.
2962 * lto-streamer-out.c (struct sets): New sturcture.
2963 (trivally_defined_alias): New function.
2964 (output_alias_pair_p): Rewrite.
2965 (output_unreferenced_globals): Fix output of alias pairs.
2966 (produce_symtab): Likewise.
2967 * ipa.c (function_and_variable_visibility): Set weak alias destination
2969 * varasm.c (symbol_alias_set_t): Remove.
2970 (symbol_alias_set_destroy): Export.
2971 (propagate_aliases_forward, propagate_aliases_backward): New functions
2973 (compute_visible_aliases): ... this one; remove.
2974 (trivially_visible_alias): New
2975 (trivially_defined_alias): New.
2976 (remove_unreachable_alias_pairs): Rewrite.
2977 (finish_aliases_1): Reorganize code checking if alias is defined.
2978 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2981 2011-01-11 Richard Guenther <rguenther@suse.de>
2983 PR tree-optimization/46076
2984 * tree-ssa.c (useless_type_conversion_p): Conversions from
2985 unprototyped to empty argument list function types are useless.
2987 2011-01-11 Richard Guenther <rguenther@suse.de>
2990 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2991 volatile MEMs as MEM_READONLY_P.
2993 2011-01-11 Richard Guenther <rguenther@suse.de>
2995 PR tree-optimization/47239
2996 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2998 2011-01-11 Jeff Law <law@redhat.com>
3000 PR tree-optimization/47086
3001 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
3002 IVs from statements that might throw.
3004 2011-01-10 Jan Hubicka <jh@suse.cz>
3007 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
3009 2011-01-10 Jan Hubicka <jh@suse.cz>
3012 * profile.c (read_profile_edge_counts): Ignore profile inconistency
3013 when correcting profile.
3015 2011-01-10 Jan Hubicka <jh@suse.cz>
3018 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
3020 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
3021 Restore DECL_FINI_PRIORITY.
3023 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3025 * doc/gimple.texi: Fix quoting of multi-word return values in
3026 @deftypefn statements. Ensure presence of return value. Wrap
3027 overlong @deftypefn lines.
3028 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3029 descriptions of removed functions.
3030 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3031 of multi-word return value in @deftypefn statement.
3033 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3035 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3036 (Conditional Expressions, Logical Operators)
3037 (Statement and operand traversals): Do not indent smallexample
3038 code. Fix duplicate function argument in example.
3040 2011-01-10 Jeff Law <law@redhat.com>
3042 PR tree-optimization/47141
3043 * ipa-split.c (split_function): Handle case where we are
3044 returning a value and the return block has a virtual operand phi.
3046 2011-01-10 Jan Hubicka <jh@suse.cz>
3048 PR tree-optimization/47234
3049 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3050 (pass_feedback_split_functions): Declare.
3051 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3053 * ipa-split.c (gate_split_functions): Update comments; disable
3054 split-functions for profile_arc_flag and branch_probabilities.
3055 (gate_feedback_split_functions): New function.
3056 (execute_feedback_split_functions): New function.
3057 (pass_feedback_split_functions): New global var.
3059 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3062 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3063 calling gimple_call_set_cannot_inline.
3065 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3067 * config/darwin-sections.def: Remove unused section.
3069 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3072 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3074 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3077 * c-parser.c (c_parser_declaration_or_fndef): Improved
3080 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3082 * config/i386/winnt.c (i386_pe_start_function): Make sure
3083 to switch back to function's section.
3085 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3089 * plugin.c: Move include of dlfcn.h from here...
3090 * system.h: ... to here.
3092 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3094 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3096 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3097 two extra empty pages in PDF output.
3099 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3102 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3103 for error recovery purposes behave as if it was not specified so
3104 that the default type is usd.
3106 2011-01-07 Jan Hubicka <jh@suse.cz>
3108 PR tree-optmization/46469
3109 * ipa.c (function_and_variable_visibility): Clear needed flags on
3110 nodes with external decls; handle weakrefs merging correctly.
3112 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3114 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3117 2011-01-07 Jan Hubicka <jh@suse.cz>
3119 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3120 and no longer claim that gold is required for linker plugin.
3121 * configure: Regenerate.
3122 * gcc.c (PLUGIN_COND): New macro.
3123 (LINK_COMMAND_SPEC): Use it.
3124 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3125 * config.in (HAVE_LTO_PLUGIN): New.
3126 * configure.ac (--with-lto-plugin): New parameter; autodetect
3129 2011-01-07 Jan Hubicka <jh@suse.cz>
3131 PR tree-optimization/46367
3132 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3133 when we can update original.
3134 (cgraph_mark_inline_edge): Sanity check.
3135 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3137 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3139 * config/spu/spu.h (ASM_COMMENT_START): Define.
3141 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3145 (SWITCH_KEEP_FOR_GCC): Likewise.
3146 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3147 (do_spec_1): Handle "%>".
3149 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3151 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3154 * config/i386/i386.c (ix86_delegitimize_address): If
3155 simplify_gen_subreg fails, return orig_x.
3158 * value-prof.c (gimple_stringop_fixed_value): Handle
3159 lhs of the call properly.
3161 2011-01-07 Jan Hubicka <jh@suse.cz>
3164 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3166 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3168 * target.def (function_switched_text_sections): New hook.
3169 * doc/tm.texi: Regenerated.
3170 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3171 * final.c (default_function_switched_text_sections): New.
3172 (final_scan_insn): Call function_switched_text_sections when a
3173 mid-function section change occurs.
3174 * output.h (default_function_switched_text_sections): Declare.
3175 * config/darwin-protos.h (darwin_function_switched_text_sections):
3177 * config/darwin.c (darwin_function_switched_text_sections): New.
3178 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3180 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3182 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3183 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3184 the secondary code fragment when outputting for DWARF == 2.
3186 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3188 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3189 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3191 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3192 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3194 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3197 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3198 when it is not empty.
3200 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3203 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3204 (case ${target}): Add btver1.
3205 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3206 -march=native recognize btver1 processors.
3207 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3208 btver1 def_and_undef
3209 * config/i386/i386.c (struct processor_costs btver1_cost): New
3211 (m_BTVER1): New definition.
3212 (m_AMD_MULTIPLE): Includes m_BTVER1.
3213 (initial_ix86_tune_features): Add btver1 tune.
3214 (processor_target_table): Add btver1 entry.
3215 (static const char *const cpu_names): Add btver1 entry.
3216 (software_prefetching_beneficial_p): Add btver1.
3217 (ix86_option_override_internal): Add btver1 instruction sets.
3218 (ix86_issue_rate): Add btver1.
3219 (ix86_adjust_cost): Add btver1.
3220 * config/i386/i386.h (TARGET_BTVER1): New definition.
3221 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3222 (enum processor_type): Add PROCESSOR_BTVER1.
3223 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3225 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3228 * config/i386/i386.c (legitimize_tls_address)
3229 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3230 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3231 (tls_initial_exec_64_sun): New pattern.
3233 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3235 * doc/invoke.texi (Overall Options): Improve wording and markup
3236 of the description of -wrapper.
3238 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3240 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3241 rdynamic, threads): New Driver options.
3243 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3246 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3247 if coming from .tdata.
3248 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3250 2011-01-06 Jan Hubicka <jh@suse.cz>
3253 * collect2.c (main): Do not enable LTOmode when plugin is active.
3255 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3258 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3259 --version output if supported.
3260 * configure: Regenerate.
3262 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3264 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3267 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3270 * c-convert.c (convert): When converting a complex expression
3271 other than COMPLEX_EXPR to a different complex type, ensure
3272 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3273 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3274 when converting COMPLEX_TYPE.
3276 2011-01-06 Ira Rosen <irar@il.ibm.com>
3278 PR tree-optimization/47139
3279 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3280 only the last reduction value is used outside the loop. Update
3283 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3285 * config/rtems.opt: New.
3286 * config.gcc (*-*-rtems*): Use rtems.opt.
3288 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3290 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3291 processors do not support 3DNow instructions.
3293 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3295 * config/spu/spu.c (spu_option_override): Set parameter
3296 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3298 2011-01-05 Jan Hubicka <jh@suse.cz>
3300 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3301 at the command line.
3303 2011-01-05 Martin Jambor <mjambor@suse.cz>
3306 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3307 deltas on streamed outgoing edges.
3308 (output_node_opt_summary): Output info for outgoing edges only when
3309 the node is in new parameter set.
3310 (output_cgraph_opt_summary): New parameter set, passed to the two
3311 aforementioned functions. Update its forward declaration and its
3314 2011-01-05 Tom Tromey <tromey@redhat.com>
3316 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3317 operator to c_finish_omp_atomic.
3318 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3319 (build_unary_op): Update.
3320 (build_modify_expr): Update.
3321 (build_asm_expr): Update.
3323 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3325 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3326 newly inserted insns.
3328 (spu_emit_branch_hint): Likewise.
3329 (insert_hbrp_for_ilb_runout): Likewise.
3330 (spu_machine_dependent_reorg): Call df_finish_pass after
3331 schedule_insns returns.
3333 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3335 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3337 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3339 PR tree-optimization/47005
3340 * tree-sra.c (struct access): Add 'non_addressable' bit.
3341 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3342 (decide_one_param_reduction): Return 0 if the parameter is passed by
3343 reference and one of the accesses in the group is non_addressable.
3345 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3347 PR tree-optimization/47056
3348 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3349 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3350 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3352 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3354 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3355 initializer. Skip view conversions from aggregate types.
3357 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3360 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3362 2011-01-04 Philipp Thomas <pth@suse.de>
3364 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3367 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3369 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3370 on empty epilogue sequences.
3372 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3374 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3375 non-static): New Driver options.
3377 2011-01-04 Jie Zhang <jie@codesourcery.com>
3380 * gcc.c (default_compilers[]): Set combinable field to 0
3381 for all assembly languages.
3383 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3385 * config/mips/loongson3a.md: New file.
3386 * config/mips/mips.md: Include loongson3a.md.
3387 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3390 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3393 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3394 instead of convert_memory_address_addr_space on the base expression.
3396 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3398 * config/spu/spu.c (spu_option_override): Update error text
3399 for bad -march= / -mtune= values.
3401 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3403 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3404 if branch-hint optimization will be performed.
3406 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3408 PR tree-optimization/47148
3409 * ipa-split.c (split_function): Convert arguments to
3410 DECL_ARG_TYPE if possible.
3412 PR tree-optimization/47155
3413 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3416 PR rtl-optimization/47157
3417 * combine.c (try_combine): If undobuf.other_insn becomes
3418 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3419 and set *new_direct_jump_p too.
3421 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3423 PR tree-optimization/47021
3424 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3426 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3428 * gcc.c (process_command): Update copyright notice dates.
3429 * gcov.c (print_version): Likewise.
3430 * gcov-dump.c (print_version): Likewise.
3431 * mips-tfile.c (main): Likewise.
3432 * mips-tdump.c (main): Likewise.
3434 2011-01-03 Martin Jambor <mjambor@suse.cz>
3436 PR tree-optimization/46801
3437 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3438 aggregate fields start at byte boundary instead of the bit-field flag.
3440 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3443 * gcc.c (main): Revert revision 168407.
3445 2011-01-03 Martin Jambor <mjambor@suse.cz>
3447 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3449 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3451 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3452 vector optab to expand vector/scalar shift, update gimple to vector.
3454 2011-01-03 Martin Jambor <mjambor@suse.cz>
3456 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3459 2011-01-03 Martin Jambor <mjambor@suse.cz>
3461 PR tree-optimization/46984
3462 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3464 (cgraph_create_indirect_edge): Fixed line length.
3465 (cgraph_indirect_call_info): Declare.
3466 (cgraph_make_edge_direct) Update declaration.
3467 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3468 (cgraph_create_indirect_edge): Use it.
3469 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3471 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3472 the new thunk_delta representation.
3473 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3475 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3476 (ipa_read_indirect_edge_info): Likewise.
3477 * lto-cgraph.c (output_edge_opt_summary): New function.
3478 (output_node_opt_summary): Call it on all outgoing edges.
3479 (input_edge_opt_summary): New function.
3480 (input_node_opt_summary): Call it on all outgoing edges.
3482 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3485 * gcc.c (main): Don't check have_o when settting combine_inputs.
3487 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3489 * regrename.c: Add general comment describing the pass.
3490 (struct du_head): Remove 'length' field.
3491 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3492 (regrename_optimize): Do not sort chains. Rework comments, add others.
3493 Force renaming to the preferred class (if any) in the first pass and do
3494 not consider registers that belong to it in the second pass.
3495 (create_new_chain): Do not set 'length' field.
3496 (scan_rtx_reg): Likewise.
3498 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3500 PR tree-optimization/47140
3501 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3502 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3505 PR rtl-optimization/47028
3506 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3507 parm_birth_insn instead of at the beginning of first bb.
3509 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3511 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3512 Remove the word "see" before "@pxref".
3513 * doc/rtl.texi: Remove the word "see" before "@pxref".
3515 2011-01-01 Jan Hubicka <jh@suse.cz>
3517 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3520 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3523 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3526 Copyright (C) 2011 Free Software Foundation, Inc.
3528 Copying and distribution of this file, with or without modification,
3529 are permitted in any medium without royalty provided the copyright
3530 notice and this notice are preserved.