1 2011-02-13 Mike Stump <mikestump@comcast.net>
3 * config/t-darwin (build/slashify1): Harden against rebuilds.
4 * config/slashify.c: Nix parms to quite the build.
6 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * configure: Regenerate.
10 2011-02-12 Mike Stump <mikestump@comcast.net>
12 * config/t-darwin (build/slashify): Allow others to reuse easier.
14 2011-02-12 Mike Stump <mikestump@comcast.net>
16 * config/darwin.h: Make pretty.
17 * config/t-darwin (config/darwin.h.rebuild): Add.
18 (build/slashify): Add.
19 * config/slashify.c: Add.
21 2011-02-12 Joseph Myers <joseph@codesourcery.com>
24 * gcc.c (asm_options): Correct spec matching --target-help.
26 2011-02-12 Martin Jambor <mjambor@suse.cz>
28 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
31 2011-02-12 Mike Stump <mikestump@comcast.net>
33 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
34 comments in backslash regions.
36 2011-02-12 Mike Stump <mikestump@comcast.net>
37 Jakub Jelinek <jakub@redhat.com>
38 Iain Sandoe <iains@gcc.gnu.org>
41 * dwarf2out.c (output_cfa_loc): When required, apply the
42 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
43 (output_loc_sequence): Likewise.
44 (output_loc_operands_raw): Likewise.
45 (output_loc_sequence_raw): Likewise.
46 (output_cfa_loc): Likewise.
47 (output_loc_list): Suppress register number adjustment when
48 calling output_loc_sequence()
49 (output_die): Likewise.
51 2011-02-12 Anatoly Sokolov <aesok@post.ru>
53 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
55 * config/xtensa/xtensa.c (xtensa_register_move_cost,
56 xtensa_memory_move_cost): New functions.
57 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
59 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
62 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
63 in the current directory.
66 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
68 * config/darwin.c (darwin_override_options): Add a hunk missed
69 from the commit of r168571. Trim comment line lengths and
70 correct indents of the preceding block.
72 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
74 * gcc.c (driver_handle_option): Concatenate the argument to -F with
77 2011-02-11 Joseph Myers <joseph@codesourcery.com>
79 * common.opt (nostartfiles): New Driver option.
81 2011-02-11 Xinliang David Li <davidxl@google.com>
83 PR tree-optimization/47707
84 * tree-chrec.c (convert_affine_scev): Keep type precision.
86 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
88 PR tree-optimization/47420
89 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
91 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
93 PR rtl-optimization/47614
94 * rtl.h (check_for_inc_dec): Declare.
95 * dse.c (check_for_inc_dec): Externalize...
96 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
97 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
99 2011-02-11 Joseph Myers <joseph@codesourcery.com>
102 * gcc.c (main): Do not compile inputs if there were errors in
104 * opts-common.c (read_cmdline_option): Check for wrong language
105 after other error checks.
107 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
109 * cgraph.c: Fix comment typos.
110 * cgraph.h: Likewise.
111 * cgraphunit.c: Likewise.
112 * ipa-cp.c: Likewise.
113 * ipa-inline.c: Likewise.
114 * ipa-prop.c: Likewise.
115 * ipa-pure-const.c: Likewise.
116 * ipa-ref.c: Likewise.
117 * ipa-reference.c: Likewise.
119 2011-02-11 Jakub Jelinek <jakub@redhat.com>
122 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
124 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
127 * doc/sourcebuild.texi (Require Support): Document
128 dg-require-ascii-locale.
130 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
132 * doc/lto.texi (Write summary): Fix missing parentheses.
134 2011-02-10 DJ Delorie <dj@redhat.com>
136 * config/m32c/m32c.c (m32c_option_override): Disable
137 -fcombine-stack-adjustments until flag value tracking and compare
138 optimization can be rewritten.
140 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
142 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
144 (PROCESSOR_DEFAULT64): Likewise.
146 2011-02-10 Richard Henderson <rth@redhat.com>
148 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
149 change from 2011-02-03.
150 * config/rx/rx.c (flags_from_code): Likewise.
151 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
152 is valid, n/pz otherwise.
153 (rx_select_cc_mode): Return CCmode if Y is not zero.
155 2011-02-10 Richard Guenther <rguenther@suse.de>
157 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
159 2011-02-10 Richard Guenther <rguenther@suse.de>
161 PR tree-optimization/47677
162 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
164 2011-02-10 Jakub Jelinek <jakub@redhat.com>
167 * combine.c (make_compound_operation): Only change shifts into
168 multiplication for SCALAR_INT_MODE_P.
170 2011-02-10 Jie Zhang <jie@codesourcery.com>
174 2011-02-05 Jie Zhang <jie@codesourcery.com>
176 * web.c (entry_register): Don't clobber the number of the
177 first uninitialized reference in used[].
179 2011-02-09 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/47664
182 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
185 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
189 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
191 (PROCESSOR_DEFAULT64): Same.
192 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
194 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
196 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
198 2011-02-09 Martin Jambor <mjambor@suse.cz>
201 * tree-sra.c (struct access): New flags grp_scalar_read and
202 grp_scalar_write. Changed description of assignment read and write
204 (dump_access): Dump new flags, reorder all of them.
205 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
206 to detect multiple scalar reads.
207 (analyze_access_subtree): Use the new scalar read write flags instead
208 of the old flags. Adjusted comments.
210 2011-02-08 DJ Delorie <dj@redhat.com>
213 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
216 2011-02-08 Joseph Myers <joseph@codesourcery.com>
218 * config/m68k/uclinux.opt: New.
219 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
221 2011-02-08 Joseph Myers <joseph@codesourcery.com>
223 * config/cris/elf.opt (sim): New Driver option.
225 2011-02-08 Joseph Myers <joseph@codesourcery.com>
227 * config/xtensa/elf.opt: New.
228 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
230 2011-02-08 Joseph Myers <joseph@codesourcery.com>
232 * config/vax/elf.opt: New.
233 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
235 2011-02-08 Joseph Myers <joseph@codesourcery.com>
237 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
239 2011-02-08 Joseph Myers <joseph@codesourcery.com>
241 * config/gnu-user.opt: New.
242 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
243 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
244 *-*-uclinux*): Use gnu-user.opt.
246 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
248 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
249 * config/i386/gnu.h (CPP_SPEC): Likewise.
251 2011-02-08 Ian Lance Taylor <iant@google.com>
253 * common.opt (fcx-limited-range): Add SetByCombined flag.
254 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
255 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
256 (fassociative-math, freciprocal-math): Likewise.
257 (funsafe-math-optimizations): Likewise.
258 * opth-gen.awk: Handle SetByCombined.
259 * optc-gen.awk: Likewise.
260 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
261 (set_unsafe_math_optimizations_flags): Likewise.
262 * doc/options.texi (Option properties): Document SetByCombined.
264 2011-02-08 Joseph Myers <joseph@codesourcery.com>
266 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
267 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
268 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
269 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
270 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
272 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
274 PR tree-optimization/46834
275 PR tree-optimization/46994
276 PR tree-optimization/46995
277 * graphite-sese-to-poly.c (used_outside_reduction): New.
278 (detect_commutative_reduction): Call used_outside_reduction.
279 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
280 translate_scalar_reduction_to_array only when at least one
281 loop-phi/close-phi tuple has been detected.
283 2011-02-08 Richard Guenther <rguenther@suse.de>
286 * tree-vect-generic.c (expand_vector_operations_1): Update
288 (expand_vector_operations): ... not here. Cleanup EH info
289 and the CFG if required.
291 2011-02-08 Richard Guenther <rguenther@suse.de>
293 PR tree-optimization/47641
294 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
295 require type compatibility.
297 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
299 * gimple-low.c (lower_function_body): Don't remove the location of
300 the return statement here.
301 (lower_gimple_return): Do it here instead but only if the return
302 statement is actually used twice.
304 2011-02-08 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/47632
307 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
308 unused up_to_stmt parameter, return whether cfg-cleanup is
309 necessary, remove EH info properly.
310 (forward_propagate_into_gimple_cond): Adjust caller.
311 (forward_propagate_into_cond): Likewise.
312 (forward_propagate_comparison): Likewise.
313 (tree_ssa_forward_propagate_single_use_vars): Make
314 forward_propagate_comparison case similar to the two others.
316 2011-02-08 Nick Clifton <nickc@redhat.com>
318 * config/mn10300/mn10300.opt (mliw): New command line option.
319 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
320 (liw_bundling): New automaton.
321 (liw): New attribute.
322 (liw_op): New attribute.
323 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
324 (movsi_internal): Add LIW attributes.
328 (addsi3): Separate register and immediate alternatives.
336 * config/mn10300/mn10300.c (liw_op_names): New
337 (mn10300_print_operand): Handle 'W' operand descriptor.
338 (extract_bundle): New function.
339 (check_liw_constraints): New function.
340 (liw_candidate): New function.
341 (mn10300_bundle_liw): New function.
342 (mn10300_reorg): New function.
343 (TARGET_MACHINE_DEPENDENT_REORG): Define.
344 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
345 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
346 __LIW__ or __NO_LIW__.
347 * doc/invoke.texi: Describe the -mliw command line option.
349 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
351 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
352 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
353 pthread_mutex_unlock): Remove.
354 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
355 * config/pa/t-pa64: Likewise.
356 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
357 shared libc if not linking against libpthread.
358 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
360 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
363 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
364 on 10.6 and later to ensure that we always use the unwinder from
365 the system. Only add -no_compact_unwind when tarteting darwin
368 2011-02-07 Steve Ellcey <sje@cup.hp.com>
371 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
372 (vec_interleave_lowv2sf): Ditto.
373 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
374 (vec_extract_oddv2sf): Ditto.
376 2011-02-07 Mike Stump <mikestump@comcast.net>
379 Add __ieee_divdc3 entry point.
380 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
382 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
383 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
384 * config/darwin.c (darwin_rename_builtins): Add.
385 * config/darwin-protos.h (darwin_rename_builtins): Add.
387 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
390 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
393 2011-02-07 Mike Stump <mikestump@comcast.net>
395 * config/darwin.opt (mmacosx-version-min): Update default OS version.
397 2011-02-07 Denis Chertykov <chertykov@gmail.com>
400 * config/avr/libgcc.S (exit): Move .endfunc
402 2011-02-07 Richard Guenther <rguenther@suse.de>
404 PR tree-optimization/47615
405 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
406 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
407 (run_scc_vn): Initialize it.
408 (visit_reference_op_load): Use it.
409 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
411 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
413 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
414 DImode trapping arithmetic libfuncs.
416 2011-02-07 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/47621
419 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
421 (execute_update_addresses_taken): ... here. Make it more
422 conservative in what we accept.
424 2011-02-06 Joseph Myers <joseph@codesourcery.com>
426 * config/sparc/freebsd.h (ASM_SPEC): Define.
427 * config/sparc/vxworks.h (ASM_SPEC): Define.
429 2011-02-06 Joseph Myers <joseph@codesourcery.com>
431 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
433 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
435 * doc/invoke.texi: Remove reference to compiler internals from
438 * reg-notes.def: Remove REG_VALUE_PROFILE.
439 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
441 2011-02-05 Jakub Jelinek <jakub@redhat.com>
444 * varasm.c (default_section_type_flags): If decl is NULL,
445 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
447 2011-02-05 Jie Zhang <jie@codesourcery.com>
450 * web.c (entry_register): Don't clobber the number of the
451 first uninitialized reference in used[].
453 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
455 PR tree-optimization/46194
456 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
457 (build_classic_dist_vector_1): Do not represent classic distance
458 vectors when the access functions are variating in different loops.
460 2011-02-04 Joseph Myers <joseph@codesourcery.com>
462 * config/mips/iris6.opt: New.
463 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
465 2011-02-04 Richard Henderson <rth@redhat.com>
466 Steve Ellcey <sje@cup.hp.com>
469 * config/ia64/predicates.md (mux1_brcst_element): New.
470 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
471 * config/ia64/ia64.c (ia64_unpack_assemble): New.
472 (ia64_unpack_sign): New.
473 (ia64_expand_unpack): Rewrite using new routines.
474 (ia64_expand_widen_sum): Ditto.
475 (ia64_expand_dot_prod_v8qi): Ditto.
476 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
477 routines, add endian check.
478 (pmpy2_even): Rename from pmpy2_r, add endian check.
479 (pmpy2_odd): Rename from pmpy2_l, add endian check.
480 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
481 (vec_widen_smult_hi_v4hi): Ditto.
482 (vec_widen_umult_lo_v4hi): Ditto.
483 (vec_widen_umult_hi_v4hi): Ditto.
484 (mulv2si3): Change endian checks.
485 (sdot_prodv4hi): Rewrite with new calls.
486 (udot_prodv4hi): New.
487 (vec_pack_ssat_v4hi): Add endian check.
488 (vec_pack_usat_v4hi): Ditto.
489 (vec_pack_ssat_v2si): Ditto.
490 (max1_even): Rename from max1_r, add endian check.
491 (max1_odd): Rename from max1_l, add endian check.
492 (*mux1_rev): Format change.
496 (*mux1_brcst_v8qi): Use new predicate.
497 (vec_extract_evenv8qi): Remove endian check.
498 (vec_extract_oddv8qi): Ditto.
499 (vec_interleave_lowv4hi): Format change.
500 (vec_interleave_highv4hi): Ditto.
501 (mix2_even): Rename from mix2_r, add endian check.
502 (mix2_odd): Rename from mux2_l, add endian check.
503 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
504 (vec_extract_evenodd_helper): Format change.
505 (vec_extract_evenv4hi): Remove endian check.
506 (vec_extract_oddv4hi): Remove endian check.
507 (vec_interleave_lowv2si): Format change.
508 (vec_interleave_highv2si): Format change.
509 (vec_initv2si): Remove endian check.
510 (vecinit_v2si): Add endian check.
511 (reduc_splus_v2sf): Add endian check.
512 (reduc_smax_v2sf): Ditto.
513 (reduc_smin_v2sf): Ditto.
514 (vec_initv2sf): Remove endian check.
515 (fpack): Add endian check.
516 (fswap): Add endian check.
517 (vec_interleave_highv2sf): Add endian check.
518 (vec_interleave_lowv2sf): Add endian check.
519 (fmix_lr): Add endian check.
520 (vec_setv2sf): Format change.
521 (*vec_extractv2sf_0_be): Use shift to extract operand.
522 (*vec_extractv2sf_1_be): New.
523 (vec_pack_trunc_v4hi): Add endian check.
524 (vec_pack_trunc_v2si): Format change.
526 2011-02-04 Jakub Jelinek <jakub@redhat.com>
529 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
530 do bb, locus and block comparison and disallow loads if it is not set.
531 (stmt_is_replaceable_p): New function.
532 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
534 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
535 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
537 * tree-flow.h (stmt_is_replaceable_p): New prototype.
539 2011-02-04 Joseph Myers <joseph@codesourcery.com>
541 * config/rs6000/xilinx.opt: New.
542 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
544 2011-02-04 Joseph Myers <joseph@codesourcery.com>
546 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
548 2011-02-03 Anatoly Sokolov <aesok@post.ru>
550 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
551 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
552 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
553 secondary_reload_info, xtensa_secondary_reload): Remove.
554 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
555 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
556 (xtensa_preferred_reload_class): Make static. Change return and
557 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
558 Use CONST_DOUBLE_P predicate.
559 (xtensa_preferred_output_reload_class): New function.
560 (xtensa_secondary_reload): Make static.
562 2011-02-03 Joseph Myers <joseph@codesourcery.com>
564 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
565 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
566 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
568 2011-02-03 Jakub Jelinek <jakub@redhat.com>
571 * output.h (SECTION_RELRO): Define.
572 (SECTION_MACH_DEP): Adjust.
573 (get_variable_section): New prototype.
574 * varpool.c (varpool_finalize_named_section_flags): New function.
575 (varpool_assemble_pending_decls): Call it.
576 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
577 * cgraphunit.c (cgraph_output_in_order): Call
578 varpool_finalize_named_section_flags.
579 * varasm.c (get_section): Allow section flags conflicts between
580 relro and read-only sections if the section hasn't been declared yet.
581 Set SECTION_OVERRIDE after diagnosing section type conflict.
582 (get_variable_section): No longer static.
583 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
584 readonly sections that need relocations.
585 (decl_readonly_section_1): New function.
586 (decl_readonly_section): Use it.
589 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
590 Steve Ellcey <sje@cup.hp.com>
593 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
594 if section attribute used.
596 2011-02-03 Jakub Jelinek <jakub@redhat.com>
598 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
599 * config/darwin.c (SECTION_NO_ANCHOR): Define.
600 (darwin_init_sections): Remove assertion.
602 2011-02-03 Nick Clifton <nickc@redhat.com>
604 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
606 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
607 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
608 instead of "n" and "pz".
609 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
612 2011-02-03 Jakub Jelinek <jakub@redhat.com>
615 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
616 fma, expand FMA_EXPR as fma{,f,l} call.
619 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
620 copy them into a unsigned char variable and pass address of it to
621 lto_output_data_stream.
624 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
625 around backend_init_target and lang_dependent_init_target calls.
626 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
627 (verify_cgraph_node): Don't call set_cfun here. Use
628 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
629 Set error_found for incorrectly represented calls to thunks.
631 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
634 PR rtl-optimization/43494
635 * rtl.h (for_each_inc_dec_fn): New type.
636 (for_each_inc_dec): Declare.
637 * rtlanal.c (struct for_each_inc_dec_ops): New type.
638 (for_each_inc_dec_find_inc_dec): New fn.
639 (for_each_inc_dec_find_mem): New fn.
640 (for_each_inc_dec): New fn.
641 * dse.c (struct insn_size): Remove.
642 (replace_inc_dec, replace_inc_dec_mem): Remove.
643 (emit_inc_dec_insn_before): New fn.
644 (check_for_inc_dec): Use it, along with for_each_inc_dec.
645 (canon_address): Pass mem modes to cselib_lookup.
646 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
647 (cselib_lookup_from_insn): Likewise.
648 (cselib_subst_to_values): Likewise.
649 * cselib.c (find_slot_memmode): New var.
650 (cselib_find_slot): New fn. Use it instead of
651 htab_find_slot_with_hash everywhere.
652 (entry_and_rtx_equal_p): Use find_slot_memmode.
653 (autoinc_split): New fn.
654 (rtx_equal_for_cselib_p): Rename and implement in terms of...
655 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
656 Deal with autoinc. Special-case recursion into MEMs.
657 (cselib_hash_rtx): Likewise.
658 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
659 address and MEM modes.
660 (cselib_subst_to_values): Add memmode, pass it on.
662 (cselib_lookup): Add memmode argument, pass it on.
663 (cselib_lookup_from_insn): Add memmode.
664 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
665 (struct cselib_record_autoinc_data): New.
666 (cselib_record_autoinc_cb): New fn.
667 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
668 mode to cselib_lookup. Reset autoinced REGs here instead of...
669 (cselib_process_insn): ... here.
670 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
672 (add_uses): Likewise, also to cselib_subst_to_values.
673 (add_stores): Likewise.
674 * sched-deps.c (add_insn_mem_dependence): Pass mode to
675 cselib_subst_to_values.
676 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
677 * gcse.c (do_local_cprop): Adjusted.
678 * postreload.c (reload_cse_simplify_set): Adjusted.
679 (reload_cse_simplify_operands): Adjusted.
680 * sel-sched-dump (debug_mem_addr_value): Pass mode.
682 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
684 PR tree-optimization/45122
685 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
686 unsafe assumptions when there's more than one loop exit.
688 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
691 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
692 Document using vector double with the load/store builtins, and
693 that the load/store builtins always use Altivec instructions.
695 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
696 to use altivec memory instructions, even on VSX.
697 (vector_altivec_store_<mode>): Ditto.
699 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
702 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
703 V2DF, V2DI support to load/store overloaded builtins.
705 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
706 altivec load/store builtins for V2DF/V2DI types.
708 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
709 set avoid indexed addresses on power6 if -maltivec.
710 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
711 vector_altivec_load/vector_altivec_store builtins.
712 (altivec_expand_st_builtin): Ditto.
713 (altivec_expand_builtin): Add VSX memory builtins.
714 (rs6000_init_builtins): Add V2DI types to internal types.
715 (altivec_init_builtins): Add support for V2DF/V2DI altivec
717 (rs6000_address_for_altivec): Insure memory address is appropriate
720 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
721 vec_vsx_ld and vec_vsx_st.
722 (vsx_store_<mode>): Ditto.
724 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
725 variables to hold long long types for VSX vector memory builtins.
726 (RS6000_BTI_unsigned_long_long): Ditto.
727 (long_long_integer_type_internal_node): Ditti.
728 (long_long_unsigned_type_internal_node): Ditti.
730 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
731 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
732 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
734 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
738 2011-02-02 Joseph Myers <joseph@codesourcery.com>
740 * config/pa/pa-hpux10.opt: New.
741 * config/hpux11.opt (pthread): New Driver option.
742 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
743 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
745 2011-02-02 Joseph Myers <joseph@codesourcery.com>
747 * config/ia64/vms.opt: New.
748 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
750 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
753 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
754 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
756 (vsx_floatuns<VSi><mode>2): Ditto.
757 (vsx_fix_trunc<mode><VSi>2): Ditto.
758 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
760 2011-02-02 Joseph Myers <joseph@codesourcery.com>
762 * config/i386/djgpp.opt (posix): New Driver option.
764 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
766 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
767 Move to the unsupported targets list.
769 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
771 PR rtl-optimization/47525
772 * df-scan.c: Update copyright years.
773 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
774 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
776 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
778 * config/i386/sysv4.h (TARGET_VERSION): Remove.
779 (SUBTARGET_RETURN_IN_MEMORY): Remove.
780 (ASM_OUTPUT_ASCII): Remove.
781 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
783 2011-02-02 Jeff Law <law@redhat.com>
786 * reload.c (find_reloads_address): Handle reg+d address where both
787 components are invalid by reloading the entire address.
789 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
790 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/40979
794 * passes.c (init_optimization_passes): After LIM call copy_prop
796 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
798 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
800 PR tree-optimization/47576
801 PR tree-optimization/47555
802 * doc/invoke.texi (scev-max-expr-complexity): Documented.
803 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
804 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
805 * tree-scalar-evolution.c (follow_ssa_edge): Use
806 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
808 2011-02-02 Richard Guenther <rguenther@suse.de>
810 PR tree-optimization/47566
811 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
813 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
817 * tree-inline.c (declare_return_variable): Remove unused caller
822 * tree-flow-inline.h (clear_is_used, is_used_p): New.
823 * cfgexpand.c (account_used_vars_for_block): Use them.
824 * tree-nrv.c (tree_nrv): Likewise.
825 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
826 (dump_scope_block): Likewise.
827 (remove_unused_locals): Likewise.
831 * tree-inline.c (declare_return_variable): Add result decl to
832 local decls only once.
833 * gimple-low.c (record_vars_into): Mark newly-created variables
836 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
842 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
844 (no_real_insns_p, schedule_block, set_priorities): Drop special
845 treatment of boundary debug insns.
846 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
847 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
848 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
849 (BOUNDARY_DEBUG_INSN_P): Likewise.
850 (SCHEDULE_DEBUG_INSN_P): Likewise.
851 * sched-rgn.c (init_ready_list): Drop special treatment of
852 boundary debug insns.
853 * final.c (rest_of_clean_state): Clear notes' BB.
855 2011-02-01 Joseph Myers <joseph@codesourcery.com>
857 * config/openbsd.opt (assert=): New Driver option.
859 2011-02-01 Joseph Myers <joseph@codesourcery.com>
861 * config/i386/nto.opt: New.
862 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
864 2011-02-01 Joseph Myers <joseph@codesourcery.com>
866 * config/i386/netware.opt: New.
867 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
869 2011-02-01 Joseph Myers <joseph@codesourcery.com>
871 * config/interix.opt (posix): New Driver option.
873 2011-02-01 DJ Delorie <dj@redhat.com>
875 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
877 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
880 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
882 PR tree-optimization/47561
883 * toplev.c (process_options): Print the Graphite flags. Add
884 flag_loop_flatten to the list of options requiring Graphite.
886 2011-02-01 Joseph Myers <joseph@codesourcery.com>
888 * config/i386/cygming.opt (posix): New Driver option.
890 2011-02-01 Joseph Myers <joseph@codesourcery.com>
892 * config/arm/vxworks.opt: New.
893 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
895 2011-02-01 Joseph Myers <joseph@codesourcery.com>
897 * config/alpha/elf.opt: New.
898 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
899 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
901 2011-02-01 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/47559
904 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
905 store-motion on references that can throw.
907 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
909 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
910 * tree-pass.h (TDF_CSELIB): New macro.
911 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
912 cselib_lookup): Check for it rather than for TDF_DETAILS.
914 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
917 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
920 * opts.c (finish_options): Don't add x_aux_base_name if it is
923 2011-02-01 Richard Guenther <rguenther@suse.de>
925 PR tree-optimization/47555
927 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
929 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
931 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
934 * config/lm32/t-lm32: Add multilib for all CPU options.
936 2011-02-01 Richard Guenther <rguenther@suse.de>
938 PR tree-optimization/47541
939 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
940 sure to have a field at offset zero.
942 2011-01-31 Joseph Myers <joseph@codesourcery.com>
944 * config/arc/arc.opt (EB, EL): New Driver options.
946 2011-01-31 Joseph Myers <joseph@codesourcery.com>
948 * config/alpha/osf5.opt: New.
949 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
951 2011-01-31 Joseph Myers <joseph@codesourcery.com>
953 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
955 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
957 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
959 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
960 is an alias of -floop-interchange and that it requires the
961 Graphite infrastructure.
962 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
963 flag_loop_interchange based on the value of flag_tree_loop_linear.
965 2011-01-31 Jakub Jelinek <jakub@redhat.com>
966 Richard Guenther <rguenther@suse.de>
968 PR tree-optimization/47538
969 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
970 type instead of r1type, except for comparisons. For right
971 shifts and comparisons punt if there are mismatches in
972 sizetype vs. non-sizetype types.
974 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
976 * doc/sourcebuild.texi (Effective-Target Keywords): Document
979 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
981 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
983 * configure: Regenerate.
985 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
987 * configure.ac (gcc_cv_ld_static_option): Define.
988 (gcc_cv_ld_dynamic_option): Define.
989 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
991 (HAVE_LD_STATIC_DYNAMIC): Update message.
992 (LD_STATIC_OPTION): Define.
993 (LD_DYNAMIC_OPTION): Define.
994 * configure: Regenerate.
995 * config.in: Regenerate.
996 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
997 HAVE_LD_STATIC_DYNAMIC]: Use them.
999 2011-01-31 Nick Clifton <nickc@redhat.com>
1001 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
1002 registers inside interrupt handlers if the handler is not a leaf
1005 2011-01-31 Nick Clifton <nickc@redhat.com>
1007 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1008 reg_renumber returning an INVALID_REGNUM.
1010 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1013 * doc/install.texi: Document host options discarded when cross
1014 configuring target libraries.
1016 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1019 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1022 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1024 (no_real_insns_p, schedule_block, set_priorities): Drop special
1025 treatment of boundary debug insns.
1026 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1027 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1028 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1029 (BOUNDARY_DEBUG_INSN_P): Likewise.
1030 (SCHEDULE_DEBUG_INSN_P): Likewise.
1031 * sched-rgn.c (init_ready_list): Drop special treatment of
1032 boundary debug insns.
1033 * final.c (rest_of_clean-state): Clear notes' BB.
1035 2011-01-31 Alan Modra <amodra@gmail.com>
1037 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1038 toc relative expressions as we do in print_operand_address.
1040 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1042 * doc/extend.texi: Follow spelling conventions.
1043 * doc/invoke.texi: Fix a typo.
1045 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1047 * config/hpux11.opt: New.
1048 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1049 ia64*-*-hpux*): Use hpux11.opt.
1051 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1053 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1056 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1058 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1061 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1063 * doc/install.texi (Binaries): Remove outdated reference for
1064 Motorola 68HC11/68HC12 downloads.
1066 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1068 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1071 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1074 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1077 2011-01-28 Ahmad Sharif <asharif@google.com>
1079 * value-prof.c (check_counter): Corrected error message.
1081 2011-01-29 Jie Zhang <jie@codesourcery.com>
1083 * config/arm/arm.c (arm_legitimize_reload_address): New.
1084 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1085 arm_legitimize_reload_address.
1086 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1088 2011-01-28 Ian Lance Taylor <iant@google.com>
1090 * godump.c (go_define): Ignore macros whose definitions include
1091 two adjacent operands.
1093 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1096 * varasm.c (force_const_mem): Store copy of x in desc->constant
1097 instead of x itself.
1098 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1099 itself into REG_EQUAL note.
1101 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1103 * config/freebsd.opt (posix, rdynamic): New Driver options.
1105 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1107 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1109 * configure: Regenerate.
1111 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1113 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1114 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1116 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1118 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1119 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1120 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1121 (s390_preferred_reload_class): Make static. Change return and
1122 'rclass' argument type to reg_class_t.
1124 2011-01-27 Jan Hubicka <jh@suse.cz>
1127 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1128 (process_function_and_variable_attributes): Check defined weakrefs.
1130 2011-01-27 Martin Jambor <mjambor@suse.cz>
1132 PR tree-optimization/47228
1133 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1134 build_ref_for_offset.
1136 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1138 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1140 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1142 PR rtl-optimization/46856
1143 * postreload.c (reload_combine_recognize_const_pattern): Do not
1144 separate cc0 setter and user on cc0 targets.
1146 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1149 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1150 passed a VOID_TYPE expression, immediately emit an error and
1151 return error_mark_node.
1153 2011-01-26 Jeff Law <law@redhat.com>
1155 PR rtl-optimization/47464
1156 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1157 rather than may_trap_p as needed.
1159 2011-01-26 DJ Delorie <dj@redhat.com>
1161 PR rtl-optimization/46878
1162 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1163 setter/user dependency as well.
1165 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1167 PR rtl-optimization/44469
1168 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1169 after removing trivially dead basic blocks.
1171 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1173 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1174 * config/frv/frv.h (LINK_SPEC): Likewise.
1175 * config/i386/netware.h (LINK_SPEC): Likewise.
1176 * config/m68k/linux.h (ASM_SPEC): Likewise.
1177 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1178 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1179 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1180 * config/sparc/linux.h (ASM_SPEC): Likewise.
1181 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1182 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1184 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1186 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1187 * config/frv/frv.h (ASM_SPEC): Likewise.
1188 * config/m68k/linux.h (ASM_SPEC): Likewise.
1189 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1190 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1191 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1192 * config/sparc/linux.h (ASM_SPEC): Likewise.
1193 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1194 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1196 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1198 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1199 * config/frv/frv.h (LINK_SPEC): Likewise.
1200 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1202 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1204 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1205 * config/frv/frv.h (ASM_SPEC): Likewise.
1206 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1207 * config/m68k/linux.h (ASM_SPEC): Likewise.
1208 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1209 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1210 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1211 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1212 * config/sparc/linux.h (ASM_SPEC): Likewise.
1213 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1214 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1215 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1217 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1220 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1222 (vec_extract_evenodd_help): Ditto.
1223 (vec_extract_evenv4hi): Ditto.
1224 (vec_extract_oddv4hi): Ditto.
1225 (vec_interleave_lowv2si): Ditto.
1226 (vec_interleave_highv2si): Ditto.
1227 (vec_extract_evenv2si): Ditto.
1228 (vec_extract_oddv2si: Ditto.
1229 (vec_pack_trunc_v2si): Ditto.
1231 2011-01-22 Jan Hubicka <jh@suse.cz>
1234 * cgraph.h (cgraph_local_info): New field can_change_signature.
1235 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1236 signature can change.
1237 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1239 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1240 (cgraph_function_versioning): We can not change signature of functions
1241 that don't allow that.
1242 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1243 (lto_input_node): Likewise.
1244 * ipa-inline.c (compute_inline_parameters): Compute
1245 local.can_change_signature.
1246 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1247 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1248 functions that can not change signature.
1249 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1250 init_cumulative_args): Do not use local calling conventions
1251 for functions that can not change signature.
1253 2011-01-22 Jan Hubicka <jh@suse.cz>
1255 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1257 2011-01-26 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/47190
1260 * cgraphunit.c (process_common_attributes): New function.
1261 (process_function_and_variable_attributes): Use it.
1263 2011-01-26 Richard Guenther <rguenther@suse.de>
1266 * cgraphbuild.c (record_eh_tables): Record reference to personality
1269 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1272 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1273 non-debug insns from moving up.
1275 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1278 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1279 t-dlldir{,-x} fragment for build and add it to tmake_file.
1280 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1281 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1282 * config/i386/t-dlldir: New file.
1283 (SHLIB_DLLDIR): Define.
1284 * config/i386/t-dlldir-x: New file.
1285 (SHLIB_DLLDIR): Define.
1286 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1287 (SHLIB_INSTALL): Use it.
1289 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1292 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1293 lower bound of the allowed Thumb-2 coprocessor load/store
1294 index range to -256. Add explaining comment.
1296 2011-01-25 Ian Lance Taylor <iant@google.com>
1298 * godump.c (go_define): Improve lexing of macro expansion to only
1299 accept expressions which match Go spec.
1301 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1304 * tree.c (handle_dll_attribute): Handle it.
1305 * doc/extend.texi (@item dllexport): Mention it.
1306 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1308 2011-01-25 Ian Lance Taylor <iant@google.com>
1310 PR tree-optimization/26854
1311 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1312 (decl_jump_unsafe): Move higher in file, with no other change.
1313 (bind): Set has_jump_unsafe_decl if appropriate.
1314 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1315 (check_earlier_gotos): Likewise.
1316 (c_check_switch_jump_warnings): Likewise.
1318 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1320 * doc/invoke.texi (Warning Options): Add missing hyphen.
1321 (-fprofile-dir): Minor grammatical fixes.
1322 (-fbranch-probabilities): Likewise.
1324 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1328 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1330 (no_real_insns_p, schedule_block, set_priorities): Drop special
1331 treatment of boundary debug insns.
1332 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1333 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1334 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1335 (BOUNDARY_DEBUG_INSN_P): Likewise.
1336 (SCHEDULE_DEBUG_INSN_P): Likewise.
1337 * sched-rgn.c (init_ready_list): Drop special treatment of
1338 boundary debug insns.
1339 * final.c (rest_of_clean-state): Clear notes' BB.
1341 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1343 * Makefile.in (LAMBDA_H): Removed.
1344 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1345 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1346 lambda-trans.o, and tree-loop-linear.o.
1347 (lto-symtab.o): Remove dependence on LAMBDA_H.
1348 (tree-loop-linear.o): Remove rule.
1349 (lambda-mat.o): Same.
1350 (lambda-trans.o): Same.
1351 (lambda-code.o): Same.
1352 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1353 (tree-vect-slp.o): Same.
1354 * hwint.h (gcd): Moved here.
1355 (least_common_multiple): Same.
1356 * lambda-code.c: Removed.
1357 * lambda-mat.c: Removed.
1358 * lambda-trans.c: Removed.
1359 * lambda.h: Removed.
1360 * tree-loop-linear.c: Removed.
1361 * lto-symtab.c: Do not include lambda.h.
1362 * omega.c (gcd): Removed.
1363 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1364 * tree-data-ref.c (print_lambda_vector): Moved here.
1365 (lambda_vector_copy): Same.
1366 (lambda_matrix_copy): Same.
1367 (lambda_matrix_id): Same.
1368 (lambda_vector_first_nz): Same.
1369 (lambda_matrix_row_add): Same.
1370 (lambda_matrix_row_exchange): Same.
1371 (lambda_vector_mult_const): Same.
1372 (lambda_vector_negate): Same.
1373 (lambda_matrix_row_negate): Same.
1374 (lambda_vector_equal): Same.
1375 (lambda_matrix_right_hermite): Same.
1376 * tree-data-ref.h: Do not include lambda.h.
1377 (lambda_vector): Moved here.
1378 (lambda_matrix): Same.
1379 (dependence_level): Same.
1380 (lambda_transform_legal_p): Removed declaration.
1381 (lambda_collect_parameters): Same.
1382 (lambda_compute_access_matrices): Same.
1383 (lambda_vector_gcd): Same.
1384 (lambda_vector_new): Same.
1385 (lambda_vector_clear): Same.
1386 (lambda_vector_lexico_pos): Same.
1387 (lambda_vector_zerop): Same.
1388 (lambda_matrix_new): Same.
1389 * tree-flow.h (least_common_multiple): Removed declaration.
1390 * tree-parloops.c (lambda_trans_matrix): Moved here.
1392 (LTM_ROWSIZE): Same.
1393 (LTM_COLSIZE): Same.
1394 (LTM_DENOMINATOR): Same.
1395 (lambda_trans_matrix_new): Same.
1396 (lambda_matrix_vector_mult): Same.
1397 (lambda_transform_legal_p): Same.
1398 * tree-pass.h (pass_linear_transform): Removed declaration.
1399 * tree-ssa-loop.c (tree_linear_transform): Removed.
1400 (gate_tree_linear_transform): Removed.
1401 (pass_linear_transform): Removed.
1402 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1403 flag_loop_interchange.
1405 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/47265
1408 PR tree-optimization/47443
1409 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1410 if name still has some uses.
1412 2011-01-25 Martin Jambor <mjambor@suse.cz>
1414 PR tree-optimization/47382
1415 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1416 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1418 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1420 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1421 sjlj_except_unwind_info.
1423 2011-01-25 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/47426
1426 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1427 visible functions results escape.
1429 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1432 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1433 (arm_get_frame_offsets): Use it.
1435 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1436 Jakub Jelinek <jakub@redhat.com>
1438 PR tree-optimization/47271
1439 * tree-if-conv.c (bb_postdominates_preds): New.
1440 (if_convertible_bb_p): Call bb_postdominates_preds.
1441 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1442 (predicate_scalar_phi): Call bb_postdominates_preds.
1444 2011-01-25 Nick Clifton <nickc@redhat.com>
1446 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1447 * config/rx/rx.c (rx_function_value): Likewise.
1448 (rx_promote_function_mode): Likewise.
1449 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1450 in order to make it legitimate.
1451 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1452 make sure that the first operand is the same as the result register.
1453 (addsi3_unspec): Delete.
1454 (subdi3): Do not accept immediate operands.
1455 (subdi3_internal): Likewise.
1457 2011-01-25 Jeff Law <law@redhat.com>
1459 PR rtl-optimization/37273
1460 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1461 handle them like argument loads from stack slots. Do not double
1462 count memory for memory constants and argument loads from stack slots.
1464 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1466 PR tree-optimization/47427
1467 PR tree-optimization/47428
1468 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1469 coalesce if the new root var would be TREE_READONLY.
1471 2011-01-25 Richard Guenther <rguenther@suse.de>
1474 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1475 correct type for TBAA.
1477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1480 (close_phi_written_to_memory): Call for_each_index with
1481 dr_indices_valid_in_loop.
1483 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1485 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1486 when it is initialized.
1488 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1490 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1491 call to graphite_find_data_references_in_stmt.
1492 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1493 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1494 call to graphite_find_data_references_in_stmt.
1495 (analyze_drs_in_stmts): Same.
1496 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1497 in which the scalar analysis of indices is performed.
1498 (create_data_ref): Same. Update call to dr_analyze_indices.
1499 (find_data_references_in_stmt): Update call to create_data_ref.
1500 (graphite_find_data_references_in_stmt): Same.
1501 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1503 (create_data_ref): Same.
1504 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1505 call to create_data_ref.
1507 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1509 * graphite-sese-to-poly.c (build_poly_scop): Move
1510 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1512 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1514 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1515 VAR_DECL, PARM_DECL, and RESULT_DECL.
1517 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1519 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1521 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1522 that have already been marked as PBB_IS_REDUCTION.
1524 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1526 * graphite-scop-detection.c (same_close_phi_node): New.
1527 (remove_duplicate_close_phi): New.
1528 (make_close_phi_nodes_unique): New.
1529 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1531 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1533 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1534 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1535 of both data references to be the same.
1537 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1539 * graphite-dependences.c (build_lexicographical_constraint): Remove
1541 (build_lexicographical_constraint): Adjust call to
1542 ppl_powerset_is_empty.
1543 (dependence_polyhedron): Same.
1544 (graphite_legal_transform_dr): Same.
1545 (graphite_carried_dependence_level_k): Same.
1546 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1548 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1550 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1552 * graphite-sese-to-poly.c
1553 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1554 (close_phi_written_to_memory): New.
1555 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1558 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1560 * doc/install.texi: Update the expected version number of PPL to 0.11.
1561 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1562 #if PPL_VERSION_MINOR < 11.
1564 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1566 * graphite-dependences.c: Include graphite-cloog-util.h.
1567 (new_poly_ddr): Inlined into dependence_polyhedron.
1568 (free_poly_ddr): Moved close by new_poly_ddr.
1569 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1570 Early return NULL when ppl_powerset_is_empty returns true.
1571 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1572 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1573 (graphite_legal_transform_dr): Call new_poly_ddr.
1574 (graphite_carried_dependence_level_k): Same.
1575 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1576 (dot_transformed_deps_stmt_1): Removed.
1577 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1578 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1579 (dot_deps_1): Call dot_deps_2.
1580 * Makefile.in (graphite-dependences.o): Add missing dependence on
1581 graphite-cloog-util.h.
1583 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1585 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1586 (build_lexicographical_constraint): Same.
1587 (dependence_polyhedron_1): Same.
1588 (graphite_legal_transform_dr): Same.
1589 (graphite_carried_dependence_level_k): Same.
1590 * graphite-ppl.c (ppl_powerset_is_empty): New.
1591 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1592 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1594 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1596 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1597 the "a followed by b" relation and document it.
1599 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1601 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1602 iteration when the bag of constraints is empty.
1604 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1606 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1608 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1610 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1611 nest and two loop depths as parameters.
1612 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1613 lst_perfect_nestify.
1615 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1617 * graphite-dependences.c (print_pddr): Call
1618 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1620 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1622 * graphite-ppl.c (debug_gmp_value): New.
1623 * graphite-ppl.h (debug_gmp_value): Declared.
1625 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1627 * doc/install.texi: Document availability of cloog-0.16.
1629 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1631 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1632 invalid postdominance info.
1634 2011-01-24 Jan Hubicka <jh@suse.cz>
1637 * doc/extend.texi (weak pragma): Drop claim that it must
1638 appear before definition.
1639 * varasm.c (merge_weak, declare_weak): Only sanity check
1640 that DECL is not output at a time it is declared weak.
1642 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1644 * machmode.def: Fixed comments.
1646 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1648 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1650 2011-01-24 Paul Koning <ni1d@arrl.net>
1652 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1655 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1658 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1659 (block_info): Add scanned and prev.
1660 (move_or_delete_vzeroupper_2): Return if the basic block
1661 has been scanned and the upper 128bit state is unchanged
1663 (move_or_delete_vzeroupper_1): Return true if the exit
1665 (move_or_delete_vzeroupper): Visit basic blocks using the
1666 work-list based algorithm based on vt_find_locations in
1669 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1671 2011-01-24 Nick Clifton <nickc@redhat.com>
1673 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1674 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1675 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1676 then define __v850e1__.
1677 * doc/invoke.texi: Document -mv850es.
1679 2011-01-24 Richard Henderson <rth@redhat.com>
1681 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1682 compound unordered comparisons.
1683 * config/rx/rx.c (rx_split_fp_compare): Remove.
1684 * config/rx/rx-protos.h: Update.
1685 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1686 (cbranchsf4): Don't call rx_split_fp_compare.
1687 (*cbranchsf4): Use rx_split_cbranch.
1688 (*cmpsf): Don't accept "i" constraint.
1689 (*conditional_branch): Only valid after reload.
1690 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1692 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1695 * config/rs6000/altivec.md (vector constant splitters): Add
1696 support for creating vector single precision constants if -mvsx is
1697 used and we would create the constant using Altivec primitives.
1699 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1700 Richard Sandiford <rdsandiford@googlemail.com>
1702 PR rtl-optimization/47166
1703 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1704 mechanism for PRE_MODIFY and POST_MODIFY.
1705 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1708 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1710 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1712 2011-01-22 Jan Hubicka <jh@suse.cz>
1715 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1717 2011-01-22 Jan Hubicka <jh@suse.cz>
1719 PR tree-optimization/43884
1721 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1722 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1724 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1726 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1727 * config/s390/s390.c (s390_register_move_cost,
1728 s390_memory_move_cost): New.
1729 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1731 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1734 * except.c (sjlj_assign_call_site_values): Move setting the
1735 crtl->uses_eh_lsda flag to ...
1736 (sjlj_mark_call_sites): ... here.
1737 (sjlj_emit_function_enter): Support NULL dispatch label.
1738 (sjlj_build_landing_pads): In a function with no landing pads
1739 that still has must-not-throw regions, generate code to register
1740 a personality function with empty LSDA.
1742 2011-01-21 Richard Henderson <rth@redhat.com>
1744 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1746 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1748 * compare-elim.c: New file.
1749 * Makefile.in (OBJS-common): Add it.
1750 (compare-elim.o): New.
1751 * common.opt (fcompare-elim): New.
1752 * opts.c (default_options_table): Add OPT_fcompare_elim.
1753 * tree-pass.h (pass_compare_elim_after_reload): New.
1754 * passes.c (init_optimization_passes): Add it.
1755 * recog.h: Protect against re-inclusion.
1756 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1757 * doc/invoke.texi (-fcompare-elim): Document it.
1758 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1759 * doc/tm.texi: Rebuild.
1761 2011-01-22 Nick Clifton <nickc@redhat.com>
1763 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1764 rx_split_fp_compare.
1766 2011-01-22 Nick Clifton <nickc@redhat.com>
1768 * config/rx/rx.md (UNSPEC_CONST): New.
1769 (deallocate_and_return): Wrap the amount popped off the stack in
1770 an UNSPEC_CONST in order to stop it being rejected by
1771 -mmax-constant-size.
1772 (pop_and_return): Add a "(return)" rtx.
1773 (call): Drop the immediate operand.
1774 (call_internal): Likewise.
1775 (call_value): Likewise.
1776 (call_value_internal): Likewise.
1777 (sibcall_internal): Likewise.
1778 (sibcall_value_internal): Likewise.
1779 (sibcall): Likewise. Generate an explicit call using
1781 (sibcall_value): Likewise.
1782 (mov<>): FAIL if a constant operand is not legitimate.
1783 (addsi3_unpsec): New pattern.
1785 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1786 (ok_for_max_constant): New function.
1787 (gen_safe_add): New function.
1788 (rx_expand_prologue): Use gen_safe_add.
1789 (rx_expand_epilogue): Likewise.
1790 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1793 2011-01-21 Jeff Law <law@redhat.com>
1795 PR tree-optimization/47053
1796 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1797 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1798 statements are deleted.
1799 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1800 is nonempty, then purge dead edges and cleanup the CFG.
1802 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1806 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1808 * tree-dfa.c (create_var_ann): Mark variable as used.
1810 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1813 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1814 notes from other section in hot/cold partitioning even if
1815 last_action is -3. Increment call_site_base.
1817 PR rtl-optimization/47366
1818 * fwprop.c (forward_propagate_into): Return bool. If
1819 any changes are made, -fnon-call-exceptions is used and
1820 REG_EH_REGION note is present, call purge_dead_edges
1821 and return true if it purged anything.
1822 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1823 any EH edges were purged.
1825 2011-01-21 Jeff Law <law@redhat.com>
1827 PR rtl-optimization/41619
1828 * caller-save.c (setup_save_areas): Break out code to determine
1829 which hard regs are live across calls by examining the reload chains
1830 so that it is always used.
1831 Eliminate code which checked REG_N_CALLS_CROSSED.
1833 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1835 PR tree-optimization/47355
1836 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1837 NOP has non-debug uses beyond PHIs in new_bb.
1839 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1842 * cfgexpand.c (account_used_vars_for_block): Only account vars
1843 that are annotated as used.
1844 (estimated_stack_frame_size): Don't set TREE_USED.
1845 * tree-dfa.c (create_var_ann): Mark variable as used.
1847 2011-01-21 Richard Guenther <rguenther@suse.de>
1850 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1852 2011-01-21 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/47365
1855 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1856 (vn_reference_lookup_pieces): Adjust.
1857 (vn_reference_lookup): Likewise.
1858 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1859 (vn_reference_lookup_3): Only look through kills if in
1860 VN_WALKREWRITE mode.
1861 (vn_reference_lookup_pieces): Adjust.
1862 (vn_reference_lookup): Likewise.
1863 (visit_reference_op_load): Likewise.
1864 (visit_reference_op_store): Likewise.
1865 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1866 (compute_avail): Likewise.
1867 (eliminate): Likewise.
1869 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1871 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1872 DECL_IGNORED_P non-reg vars if they are used.
1874 PR tree-optimization/47391
1875 * varpool.c (const_value_known_p): Return false if
1878 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1881 * config/i386/i386.c (ix86_local_alignment): Handle
1882 case for va_list_type_node is nil.
1883 (ix86_canonical_va_list_type): Likewise.
1885 2011-01-21 Alan Modra <amodra@gmail.com>
1887 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1888 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1890 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1892 * config/arm/arm.md (define_attr type): Rename f_load
1893 and f_store to f_fpa_load and f_fpa_store. Update.
1894 (write_conflict): Deal with rename fallout.
1895 (*push_fp_multi): Likewise.
1896 * config/arm/fpa.md (f_load): Use f_fpa_load.
1897 (f_store): Use f_fpa_store.
1898 (*movsf_fpa): Likewise.
1899 (*movdf_fpa): Likewise.
1900 (*movxf_fpa): Likewise.
1901 (*thumb2_movsf_fpa): Likewise.
1902 (*thumb2_movdf_fpa): Likewise.
1903 (*thumb2_movxf_fpa): Likewise.
1904 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1905 f_loadd and f_stored.
1906 (*thumb2_movdi_vfp): Likewise.
1907 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1908 (*thumb2_movsi_vfp): Likewise.
1909 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1910 Use f_loads instead of f_load.
1911 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1913 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1915 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1916 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1917 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1918 (xtensa_mode_dependent_address_p): New function.
1919 (constantpool_address_p): Make static. Change return type to bool.
1920 Change argument type to const_rtx. Use CONST_INT_P predicate.
1922 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1925 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1927 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1930 * cfgexpand.c (expand_debug_expr): Instead of generating
1931 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1934 2011-01-20 Richard Guenther <rguenther@suse.de>
1937 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1938 the pointer operand of MEM_REFs.
1940 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1942 PR tree-optimization/46130
1943 * ipa-split.c (consider_split): If return_bb contains non-virtual
1944 PHIs other than for retval or if split_function would not adjust it,
1947 2011-01-20 Richard Guenther <rguenther@suse.de>
1949 PR tree-optimization/47167
1950 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1951 Revert previous change, only avoid enumeral type changes.
1953 2011-01-19 Mike Stump <mikestump@comcast.net>
1955 * doc/tm.texi.in (BRANCH_COST): Englishify.
1956 * doc/tm.texi (BRANCH_COST): Likewise.
1958 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1961 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1962 (gen_scheduled_generic_parms_dies): New functions.
1963 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1964 generation for the end of CU compilation.
1965 (dwarf2out_finish): Generate template parameters DIEs here.
1967 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1970 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1971 debug bind stmt on merge edges.
1973 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1977 * function.c (instantiate_expr): Instantiate incoming rtl of
1978 implicit arguments, and recurse on VALUE_EXPRs.
1979 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1980 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1982 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1984 * c-parser.c (c_parser_for_statement): Initialize
1985 collection_expression.
1987 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1989 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1991 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1993 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1994 (LINK_SHLIB_SPEC): Don't use %(link_path).
1995 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1997 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1999 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
2000 (NO_SHARED_LIB_SUPPORT): Remove.
2001 (LINK_SHLIB_SPEC): Remove one conditional definition.
2003 2011-01-19 Joseph Myers <joseph@codesourcery.com>
2005 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2007 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2008 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2009 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2010 %{call_shared} and conditionals on these options not being passed.
2011 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2014 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2016 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2019 * ipa-split.c: Spelling fixes.
2021 2011-01-19 Richard Henderson <rth@redhat.com>
2023 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2024 (*mulsi3): Likewise.
2026 * longlong.h [__mn10300__] (count_leading_zeros): New.
2027 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2028 [__mn10300__] (add_ssaaaa, subddmmss): New.
2029 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2030 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2032 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2034 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2036 2011-01-19 Richard Henderson <rth@redhat.com>
2038 * config/mn10300/mn10300.md (addsi3_flags): New.
2039 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2040 (subsi3_flags, subc_internal, subdi3): New.
2041 (subdi3_internal, *subdi3_degenerate): New.
2042 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2044 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2045 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2046 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2047 * config/mn10300/mn10300-protos.h: Update.
2048 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2049 (return_ret): Likewise. Rename from return_internal_regs.
2050 (return_internal): Remove.
2052 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2053 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2054 (mn10300_legitimate_constant_p): Likewise.
2055 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2056 (mn10300_frame_size): New.
2057 (mn10300_expand_prologue): Use it.
2058 (mn10300_expand_epilogue): Likewise.
2059 (mn10300_initial_offset): Likewise.
2060 * config/mn10300/mn10300-protos.h: Update.
2061 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2062 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2063 (prologue, epilogue, return_internal): Tidy output code.
2064 (mn10300_store_multiple_operation, return): Likewise.
2065 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2066 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2067 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2068 (load_pic, am33_load_pic): New.
2069 (mn10300_load_pic0, mn10300_load_pic1): New.
2071 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2072 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2073 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2074 (cc_flags_for_mode, cc_flags_for_code): New.
2075 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2076 overflow flag is not valid. Validate that the flags we need
2077 for the comparison are valid.
2078 (mn10300_output_cmp): Remove.
2079 (mn10300_output_add): New.
2080 (mn10300_select_cc_mode): Use cc_flags_for_code.
2081 (mn10300_split_cbranch): New.
2082 (mn10300_match_ccmode): New.
2083 (mn10300_split_and_operand_count): New.
2084 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2086 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2087 (addsi3): ... here. Use mn10300_output_add.
2088 (*addsi3_flags): New.
2089 (*am33_subsi3, *mn10300_subsi3): Merge...
2090 (subsi3): ... here. Use attribute isa.
2091 (*subsi3_flags): New.
2092 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2094 (*am33_andsi3, *mn10300_andsi3): Merge...
2096 (*andsi3_flags): New.
2097 (andsi3 splitters): New.
2098 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2100 (*iorsi3_flags): New.
2101 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2103 (*xorsi3_flags): New.
2104 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2105 (one_cmplsi2): ... here.
2106 (*one_cmplsi2_flags): New.
2107 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2108 instead of "dax" in constraints. Use mn10300_split_cbranch.
2109 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2110 use matching constraints to eliminate a self-comparison.
2111 (*integer_conditional_branch): Rename from integer_conditional_branch.
2112 Use int_mode_flags to match CC_REG.
2113 (*cbranchsi4_btst, *btstsi): New.
2114 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2115 mn10300_split_cbranch.
2116 (*am33_cmpsf): Rename from am33_cmpsf.
2117 (*float_conditional_branch): Rename from float_conditional_branch.
2118 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2119 (zero_extendqisi2): ... here.
2120 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2121 (zero_extendhisi2): ... here.
2122 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2123 (extendqisi2): ... here.
2124 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2125 (extendhisi2): ... here.
2126 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2127 (ashlsi3): ... here.
2128 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2129 (lshrsi3): ... here.
2130 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2131 (ashrsi3): ... here.
2132 (consecutive add peephole): Remove.
2133 * config/mn10300/predicates.md (label_ref_operand): New.
2134 (int_mode_flags): New.
2135 (CCZN_comparison_operator): New.
2137 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2138 (throughput_42_latency_43): New reservation.
2139 (mulsidi3, umulsidi3): New expanders.
2140 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2141 the MDR register to allocation; separately allocate the low and
2142 high parts of the DImode result.
2143 (umulsidi3_internal): Similarly.
2144 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2145 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2146 (udivsi3, umodsi3): Remove.
2147 (udivmodsi4, divmodsi4): New expanders.
2148 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2149 (*divmodsi4): Simiarly.
2150 (ext_internal): New.
2152 * config/mn10300/constraints.md ("z"): New constraint.
2153 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2154 (FIXED_REGISTERS): Don't fix MDR.
2155 (CALL_USED_REGSITERS): Reformat nicely.
2156 (REG_ALLOC_ORDER): Add MDR.
2157 (enum regclass): Add MDR_REGS.
2158 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2159 (IRA_COVER_CLASSES): Add MDR_REGS.
2160 (REGNO_REG_CLASS): Handle MDR_REG.
2161 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2162 (mn10300_register_move_cost): Likewise.
2163 * config/mn10300/mn10300.md (MDR_REG): New.
2164 (*movsi_internal): Handle moves to/from MDR_REGS.
2166 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2168 (mn10300_secondary_reload): Tidy combination reload classes.
2169 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2170 addresses for AM33. Allow symbolic offsets for reg+imm.
2171 (mn10300_regno_in_class_p): New.
2172 (mn10300_legitimize_reload_address): New.
2173 * config/mn10300/mn10300.h (enum reg_class): Remove
2174 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2175 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2177 (REG_CLASS_NAMES): Update to match.
2178 (REG_CLASS_CONTENTS): Likewise.
2179 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2180 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2181 (REGNO_IN_RANGE_P): Remove.
2182 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2183 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2184 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2185 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2186 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2187 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2188 (REGNO_GENERAL_P): New.
2189 (HAVE_POST_MODIFY_DISP): New.
2190 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2191 (LEGITIMIZE_RELOAD_ADDRESS): New.
2192 * config/mn10300/mn10300-protos.h: Update.
2194 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2195 DATA_REGS for AM33 stack-pointer destination.
2196 (mn10300_preferred_output_reload_class): Likewise.
2197 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2198 into a form appropriate for ...
2199 (TARGET_SECONDARY_RELOAD): New.
2200 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2201 * config/mn10300/mn10300-protos.h: Update.
2202 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2203 reload_insi; use the "A" constraint for the scratch; handle AM33
2204 moves of sp to non-address registers.
2206 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2207 (*movqi_internal): ... here.
2208 (*am33_movhi, *mn10300_movhi): Merge into...
2209 (*movhi_internal): ... here.
2210 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2211 as the source/destination of moves from/to SP.
2212 (movsf): Only allow for AM33-2.
2213 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2214 any integer constant constraint. Only allow for AM33-2. Tidy
2215 all of the alternative outputs.
2216 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2217 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2219 (udivsi3, umodsi3): New patterns for MN103 only.
2221 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2223 * doc/tm.texi.in: Spell out that a lack of register class unions
2225 * doc/tm.texi: Regenerate.
2227 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2229 PR rtl-optimization/47337
2230 * dce.c (check_argument_store): New function.
2231 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2233 PR tree-optimization/47290
2234 * tree-eh.c (infinite_empty_loop_p): New function.
2235 (cleanup_empty_eh): Use it.
2237 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2240 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2241 (a64_expand_widen_sum): Ditto.
2242 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2243 (vec_extract_evenodd_help): Ditto.
2244 (vec_extract_evenv4hi): Ditto.
2245 (vec_extract_oddv4hi): Ditto.
2246 (vec_extract_evenv2si): Ditto.
2247 (vec_extract_oddv2si): Ditto.
2248 (vec_extract_evenv2sf): Ditto.
2249 (vec_extract_oddv2sf): Ditto.
2250 (vec_pack_trunc_v4hi: Ditto.
2251 (vec_pack_trunc_v2si): Ditto.
2252 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2253 (vec_interleave_highv8qi): Ditto.
2255 (vec_extract_oddv8qi): Ditto.
2256 (vec_interleave_lowv4hi): Ditto.
2257 (vec_interleave_highv4hi): Ditto.
2258 (vec_interleave_lowv2si): Ditto.
2259 (vec_interleave_highv2si): Ditto.
2261 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2263 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2264 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2265 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2266 (pa_c_mode_for_suffix): New.
2267 (TARGET_EXPAND_BUILTIN): Define.
2268 (TARGET_C_MODE_FOR_SUFFIX): Define.
2269 (pa_builtins): Define.
2270 (pa_init_builtins): Register __float128 type and init new support
2272 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2273 * config/pa/quadlib.c (_U_Qfcopysign): New.
2275 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2278 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2279 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2282 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2284 PR tree-optimization/47179
2285 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2286 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2288 2011-01-18 Richard Guenther <rguenther@suse.de>
2290 PR rtl-optimization/47216
2291 * emit-rtl.c: Include tree-flow.h.
2292 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2293 of replicating it with different semantics.
2294 * Makefile.in (emit-rtl.o): Adjust.
2296 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2298 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2299 (cortex_a9_dp): Handle neon types correctly.
2301 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2303 PR rtl-optimization/47299
2304 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2305 subtarget. Use normal multiplication if both operands are constants.
2306 * expmed.c (expand_widening_mult): Don't try to optimize constant
2307 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2310 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2312 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2313 spacing after 'e.g.', typos, comma, hyphenation.
2315 2011-01-17 Richard Henderson <rth@redhat.com>
2317 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2318 (rx_restricted_mem_operand): New.
2319 (rx_shift_operand): Use register_operand.
2320 (rx_source_operand, rx_compare_operand): Likewise.
2321 * config/rx/rx.md (addsi3_flags): New expander.
2322 (adddi3): Rewrite as expander.
2323 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2324 (subsi3_flags): New expander.
2325 (subdi3): Rewrite as expander.
2326 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2328 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2329 (rx_init_builtins): Remove sat builtin.
2330 (rx_expand_builtin): Likewise.
2331 * config/rx/rx.md (ssaddsi3): New.
2332 (*sat): Rename from sat. Represent the CC_REG input.
2334 * config/rx/predicates.md (rshift_operator): New.
2335 * config/rx/rx.c (rx_expand_insv): Remove.
2336 * config/rx/rx-protos.h: Update.
2337 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2338 operand to the canonical position.
2339 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2340 (*bitclr, *bitclr_in_memory): Similarly.
2341 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2342 (insv): Retain the zero_extract in the expansion.
2344 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2345 (bswaphi2, bitinvert, revw): Likewise.
2347 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2348 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2349 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2350 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2351 (bitset, bitset_in_memory): Likewise.
2352 (bitinvert, bitinvert_in_memory): Likewise.
2353 (bitclr, bitclr_in_memory): Likewise.
2354 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2355 (rx_strend, rx_cmpstrn): Likewise.
2356 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2357 (bitop peep2 patterns): Remove.
2359 * config/rx/rx.c (rx_match_ccmode): New.
2360 * config/rx/rx-protos.h: Update.
2361 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2362 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2363 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2364 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2365 (fix_truncsfsi2, floatsisf2): Likewise.
2366 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2367 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2368 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2369 (*subsi3_flags, *xorsi3_flags): New.
2371 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2373 * config/rx/rx.c (rx_print_operand): Remove workaround for
2374 unsplit comparison operations.
2376 * config/rx/rx.md (movsicc): Split after reload.
2377 (*movsicc): Merge *movsieq and *movsine via match_operator.
2378 (*stcc): New pattern.
2380 * config/rx/rx.c (rx_float_compare_mode): Remove.
2381 * config/rx/rx.h (rx_float_compare_mode): Remove.
2382 * config/rx/rx.md (cstoresi4): Split after reload.
2383 (*sccc): New pattern.
2385 * config/rx/predicates.md (label_ref_operand): New.
2386 (rx_z_comparison_operator): New.
2387 (rx_zs_comparison_operator): New.
2388 (rx_fp_comparison_operator): New.
2389 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2390 Validate that the flags are set properly for the comparison.
2391 (rx_gen_cond_branch_template): Remove.
2392 (rx_cc_modes_compatible): Remove.
2393 (mode_from_flags): New.
2394 (flags_from_code): Rename from flags_needed_for_conditional.
2395 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2396 (rx_select_cc_mode): Likewise.
2397 (rx_split_fp_compare): New.
2398 (rx_split_cbranch): New.
2399 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2400 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2401 (*cbranchsf4): Similarly.
2402 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2403 match_operator and rx_split_cbranch.
2404 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2405 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2406 (*cmpsi): Rename from cmpsi.
2407 (*tstsi): Rename from tstsi.
2408 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2409 (*conditional_branch): Rename from conditional_branch.
2410 (*reveresed_conditional_branch): Remove.
2411 (b<code>): Remove expander.
2412 * config/rx/rx-protos.h: Update.
2414 * config/rx/rx.c (rx_compare_redundant): Remove.
2415 * config/rx/rx.md (cmpsi): Don't use it.
2416 * config/rx/rx-protos.h: Update.
2418 * config/rx/rx-modes.def (CC_F): New mode.
2419 * config/rx/rx.c (rx_select_cc_mode): New.
2420 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2421 * config/rx/rx-protos.h: Update.
2423 2011-01-17 Richard Henderson <rth@redhat.com>
2425 * except.c (dump_eh_tree): Fix stray ; after for statement.
2427 2011-01-17 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/47313
2430 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2431 handling before copying the body. Properly deal with
2432 by-reference result in SSA form.
2434 2011-01-17 Ian Lance Taylor <iant@google.com>
2437 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2438 (struct_value_alias_set): Don't define.
2439 (sparc_option_override): Don't set sparc_sr_alias_set and
2440 struct_value_alias_set.
2441 (save_or_restore_regs): Use gen_frame_mem rather than calling
2443 (sparc_struct_value_rtx): Likewise.
2445 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2448 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2450 (_mm_maskstore_pd): Likewise.
2451 (_mm_maskload_ps): Likewise.
2452 (_mm_maskstore_ps): Likewise.
2453 (_mm256_maskload_pd): Change mask to __m256i.
2454 (_mm256_maskstore_pd): Likewise.
2455 (_mm256_maskload_ps): Likewise.
2456 (_mm256_maskstore_ps): Likewise.
2458 * config/i386/i386-builtin-types.def: Updated.
2459 (ix86_expand_special_args_builtin): Likewise.
2461 * config/i386/i386.c (bdesc_special_args): Update
2462 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2463 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2464 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2465 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2467 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2468 Use <avxpermvecmode> on mask register.
2469 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2471 2011-01-17 Olivier Hainque <hainque@adacore.com>
2472 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2473 Eric Botcazou <ebotcazou@adacore.com>
2476 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2477 if <= USHRT_MAX in 32-bit mode.
2479 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2481 * doc/install.texi (Configuration, Specific): Wrap long
2482 lines in examples. Allow line wrapping in long options
2483 and URLs where beneficial for PDF output.
2485 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2487 * config/mips/mips.c (mips_classify_symbol): Don't return
2488 SYMBOL_PC_RELATIVE for nonlocal labels.
2490 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2492 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2494 2011-01-15 Jan Hubicka <jh@suse.cz>
2496 PR tree-optimization/47276
2497 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2498 declarations as needed.
2500 2011-01-15 Martin Jambor <mjambor@suse.cz>
2502 * common.opt (fdevirtualize): New flag.
2503 * doc/invoke.texi (Option Summary): Document it.
2504 * opts.c (default_options_table): Add devirtualize flag.
2505 * ipa-prop.c (detect_type_change): Return immediately if
2506 devirtualize flag is not set.
2507 (detect_type_change_ssa): Likewise.
2508 (compute_known_type_jump_func): Likewise.
2509 (ipa_analyze_virtual_call_uses): Likewise.
2511 2011-01-14 Martin Jambor <mjambor@suse.cz>
2513 PR tree-optimization/45934
2514 PR tree-optimization/46302
2515 * ipa-prop.c (type_change_info): New type.
2516 (stmt_may_be_vtbl_ptr_store): New function.
2517 (check_stmt_for_type_change): Likewise.
2518 (detect_type_change): Likewise.
2519 (detect_type_change_ssa): Likewise.
2520 (compute_complex_assign_jump_func): Check for dynamic type change.
2521 (compute_complex_ancestor_jump_func): Likewise.
2522 (compute_known_type_jump_func): Likewise.
2523 (compute_scalar_jump_functions): Likewise.
2524 (ipa_analyze_virtual_call_uses): Likewise.
2525 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2527 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2529 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2530 * config/i386/i386.opt (msse5): New Alias.
2532 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2534 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2535 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2536 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2537 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2539 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2541 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2543 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2544 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2545 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2546 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2548 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2550 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2552 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2554 2011-01-14 Mike Stump <mikestump@comcast.net>
2556 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2557 * config/fr30/fr30.md: Likweise
2558 (movsi_push): Likewise.
2559 (movsi_pop): Likewise.
2560 (enter_func): Likewise.
2561 * config/moxie/moxie.md (movsi_push): Likewise.
2562 (movsi_pop): Likewise.
2564 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2566 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2567 %{no_archive} %{exact_version}.
2568 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2569 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2570 %{no_archive} %{exact_version}.
2571 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2572 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2573 * config/mips/vxworks.h: Likewise.
2575 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2577 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2579 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2581 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2582 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2584 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2586 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2589 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2591 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2593 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2594 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2596 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2597 Don't handle -shlib.
2599 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2601 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2602 (CC1_SPEC): Don't handle -profile.
2604 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2606 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2607 * config/mips/mips.h (CC1_SPEC): Likewise.
2609 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2611 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2612 * config/mips/mips.h (CC1_SPEC): Likewise.
2614 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2616 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2617 * config/m32r/linux.h (LINK_SPEC): Likewise.
2618 * config/mips/linux.h (LINK_SPEC): Likewise.
2619 * config/mips/linux64.h (LINK_SPEC): Likewise.
2620 * config/sparc/linux.h (LINK_SPEC): Likewise.
2621 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2622 LINK_SPEC): Likewise.
2623 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2625 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2627 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2629 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2631 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2633 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2634 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2636 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2638 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2640 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2642 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2643 supports -Bstatic/-Bdynamic.
2644 * configure: Regenerate.
2646 2011-01-14 Jan Hubicka <jh@suse.cz>
2647 Jack Howarth <howarth@bromo.med.uc.edu>
2650 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2651 when checking debug_info_level. Test write_symbols instead of
2652 debug_hooks->var_location when setting flag_var_tracking_uninit.
2654 2011-01-14 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/47179
2657 * target.def (ref_may_alias_errno): New target hook.
2658 * targhooks.h (default_ref_may_alias_errno): Declare.
2659 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2660 (default_ref_may_alias_errno): New function.
2661 * target.h (struct ao_ref_s): Declare.
2662 * tree-ssa-alias.c: Include target.h.
2663 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2664 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2665 (targhooks.o): Likewise.
2666 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2667 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2669 2011-01-14 Richard Guenther <rguenther@suse.de>
2671 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2673 2011-01-14 Richard Guenther <rguenther@suse.de>
2675 PR tree-optimization/47280
2676 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2678 (tree_ssa_forward_propagate_single_use_vars): Deal with
2679 CFG changes from associate_plusminus.
2681 2011-01-14 Richard Guenther <rguenther@suse.de>
2685 2011-01-11 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/46076
2688 * tree-ssa.c (useless_type_conversion_p): Conversions from
2689 unprototyped to empty argument list function types are useless.
2691 2011-01-14 Richard Guenther <rguenther@suse.de>
2693 PR tree-optimization/47286
2694 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2696 2011-01-14 Martin Jambor <mjambor@suse.cz>
2699 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2701 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2703 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2704 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2705 * config/xtensa/xtensa.c (xtensa_libcall_value,
2706 xtensa_function_value_regno_p): New functions.
2707 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2709 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2712 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2714 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2715 New function prototype.
2716 * config/i386/winnt.c (i386_pe_assemble_visibility):
2717 Warn only if attribute was specified by user.
2719 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2722 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2724 (floatunsdidf2_fcfidu): Ditto.
2726 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2728 * config/s390/s390.c (print_operand_address): Replace 'error' with
2729 'output_operand_lossage'.
2730 (print_operand): Likewise.
2732 2011-01-13 Jeff Law <law@redhat.com>
2734 PR rtl-optimization/39077
2735 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2736 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2737 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2738 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2739 * gcse.c (prune_insertions_deletions): New function.
2740 (compute_pre_data): Use it.
2742 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2745 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2747 (prune_unused_types_mark): Use it.
2749 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2751 PR rtl-optimization/45352
2752 * sel-sched.c: Update copyright years.
2753 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2754 in the advancing loop when we have issued issue_rate insns.
2756 2011-01-12 Richard Henderson <rth@redhat.com>
2758 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2759 (TARGET_MD_ASM_CLOBBERS): New.
2761 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2762 (TARGET_DELEGITIMIZE_ADDRESS): New.
2764 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2765 (clzsi2, *bsch): New patterns.
2767 * config/mn10300/mn10300.md (INT): New mode iterator.
2768 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2770 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2771 flag_split_wide_types.
2773 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2774 (mn10300_trampoline_init): Rewrite without a template, an immediate
2775 load and a direct branch.
2776 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2778 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2780 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2781 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2782 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2783 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2785 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2788 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2791 2011-01-12 Jan Hubicka <jh@suse.cz>
2794 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2795 (PLUGIN_COND_CLOSE): New macro.
2796 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2798 2011-01-12 Richard Guenther <rguenther@suse.de>
2801 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2802 register variables in a MEM_REF.
2804 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2806 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2807 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2808 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2809 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2810 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2811 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2812 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2813 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2814 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2815 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2816 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2817 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2818 * config/gnu-user.h: New. Copied from linux.h.
2819 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2820 GNU_USER_TARGET_STARTFILE_SPEC.
2821 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2822 GNU_USER_TARGET_ENDFILE_SPEC.
2823 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2824 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2825 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2826 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2827 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2828 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2829 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2830 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2831 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2832 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2833 * config/arm/linux-eabi.h (CC1_SPEC): Use
2834 GNU_USER_TARGET_CC1_SPEC.
2835 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2836 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2837 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2838 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2839 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2840 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2841 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2842 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2844 2011-01-12 Richard Guenther <rguenther@suse.de>
2847 * doc/invoke.texi (ffast-math): Document it is turned on
2850 2011-01-12 Jan Hubicka <jh@suse.cz>
2852 PR tree-optimization/47233
2853 * opts.c (common_handle_option): Disable ipa-reference with profile
2856 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2858 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2861 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2863 * c-parser.c (c_lex_one_token): Updated and reindented some
2864 comments. No changes in code.
2866 2011-01-11 Ian Lance Taylor <iant@google.com>
2868 * godump.c (go_output_var): Don't output the variable if there is
2869 already a type with the same name.
2871 2011-01-11 Ian Lance Taylor <iant@google.com>
2873 * godump.c (go_format_type): Don't generate float80.
2875 2011-01-11 Richard Henderson <rth@redhat.com>
2877 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2878 declaration. Rewrite for both speed and size.
2879 (mn10300_address_cost_1): Remove.
2880 (mn10300_register_move_cost): New.
2881 (mn10300_memory_move_cost): New.
2882 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2883 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2884 extensions, shifts, BSWAP, CLZ.
2885 (mn10300_wide_const_load_uses_clr): Remove.
2886 (TARGET_REGISTER_MOVE_COST): New.
2887 (TARGET_MEMORY_MOVE_COST): New.
2888 * config/mn10300/mn10300-protos.h: Update.
2889 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2891 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2892 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2893 * config/mn10300/mn10300-protos.h: Update.
2894 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2895 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2896 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2897 (*test_int_bitfield, *test_byte_bitfield): Remove.
2898 (*bit_test, *subreg_bit_test): Remove.
2899 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2901 * config/mn10300/constraints.md ("c"): Rename from "A".
2902 ("A", "D"): New constraint letters.
2903 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2904 (fmssf4, fnmasf4, fnmssf4): Likewise.
2906 * config/mn10300/mn10300.md (isa): New attribute.
2907 (enabled): New attribute.
2909 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2910 (abssf2, negsf2): Define only for hardware fp.
2911 (sqrtsf2): Reformat.
2912 (addsf3, subsf3, mulsf3): Merge expander and insn.
2914 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2915 (DEBUGGER_AUTO_OFFSET): Remove.
2916 (DEBUGGER_ARG_OFFSET): Remove.
2918 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2919 Emit register stores with the same offsets as the hardware.
2920 (mn10300_store_multiple_operation): Don't check that the register
2921 save offsets are monotonic.
2922 * config/mn10300/mn10300-protos.h: Update.
2924 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2926 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2927 in terms of the value on the stack, not the MDR register.
2929 2011-01-11 Jan Hubicka <jh@suse.cz>
2933 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2934 (symbol_alias_set_destroy, symbol_alias_set_contains,
2935 propagate_aliases_backward): Declare.
2936 * lto-streamer-out.c (struct sets): New sturcture.
2937 (trivally_defined_alias): New function.
2938 (output_alias_pair_p): Rewrite.
2939 (output_unreferenced_globals): Fix output of alias pairs.
2940 (produce_symtab): Likewise.
2941 * ipa.c (function_and_variable_visibility): Set weak alias destination
2943 * varasm.c (symbol_alias_set_t): Remove.
2944 (symbol_alias_set_destroy): Export.
2945 (propagate_aliases_forward, propagate_aliases_backward): New functions
2947 (compute_visible_aliases): ... this one; remove.
2948 (trivially_visible_alias): New
2949 (trivially_defined_alias): New.
2950 (remove_unreachable_alias_pairs): Rewrite.
2951 (finish_aliases_1): Reorganize code checking if alias is defined.
2952 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2955 2011-01-11 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/46076
2958 * tree-ssa.c (useless_type_conversion_p): Conversions from
2959 unprototyped to empty argument list function types are useless.
2961 2011-01-11 Richard Guenther <rguenther@suse.de>
2964 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2965 volatile MEMs as MEM_READONLY_P.
2967 2011-01-11 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/47239
2970 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2972 2011-01-11 Jeff Law <law@redhat.com>
2974 PR tree-optimization/47086
2975 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2976 IVs from statements that might throw.
2978 2011-01-10 Jan Hubicka <jh@suse.cz>
2981 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2983 2011-01-10 Jan Hubicka <jh@suse.cz>
2986 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2987 when correcting profile.
2989 2011-01-10 Jan Hubicka <jh@suse.cz>
2992 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2994 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2995 Restore DECL_FINI_PRIORITY.
2997 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2999 * doc/gimple.texi: Fix quoting of multi-word return values in
3000 @deftypefn statements. Ensure presence of return value. Wrap
3001 overlong @deftypefn lines.
3002 (is_gimple_operand, is_gimple_min_invariant_address): Remove
3003 descriptions of removed functions.
3004 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
3005 of multi-word return value in @deftypefn statement.
3007 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3009 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3010 (Conditional Expressions, Logical Operators)
3011 (Statement and operand traversals): Do not indent smallexample
3012 code. Fix duplicate function argument in example.
3014 2011-01-10 Jeff Law <law@redhat.com>
3016 PR tree-optimization/47141
3017 * ipa-split.c (split_function): Handle case where we are
3018 returning a value and the return block has a virtual operand phi.
3020 2011-01-10 Jan Hubicka <jh@suse.cz>
3022 PR tree-optimization/47234
3023 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3024 (pass_feedback_split_functions): Declare.
3025 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3027 * ipa-split.c (gate_split_functions): Update comments; disable
3028 split-functions for profile_arc_flag and branch_probabilities.
3029 (gate_feedback_split_functions): New function.
3030 (execute_feedback_split_functions): New function.
3031 (pass_feedback_split_functions): New global var.
3033 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3036 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3037 calling gimple_call_set_cannot_inline.
3039 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3041 * config/darwin-sections.def: Remove unused section.
3043 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3046 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3048 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3051 * c-parser.c (c_parser_declaration_or_fndef): Improved
3054 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3056 * config/i386/winnt.c (i386_pe_start_function): Make sure
3057 to switch back to function's section.
3059 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3063 * plugin.c: Move include of dlfcn.h from here...
3064 * system.h: ... to here.
3066 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3068 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3070 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3071 two extra empty pages in PDF output.
3073 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3076 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3077 for error recovery purposes behave as if it was not specified so
3078 that the default type is usd.
3080 2011-01-07 Jan Hubicka <jh@suse.cz>
3082 PR tree-optmization/46469
3083 * ipa.c (function_and_variable_visibility): Clear needed flags on
3084 nodes with external decls; handle weakrefs merging correctly.
3086 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3088 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3091 2011-01-07 Jan Hubicka <jh@suse.cz>
3093 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3094 and no longer claim that gold is required for linker plugin.
3095 * configure: Regenerate.
3096 * gcc.c (PLUGIN_COND): New macro.
3097 (LINK_COMMAND_SPEC): Use it.
3098 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3099 * config.in (HAVE_LTO_PLUGIN): New.
3100 * configure.ac (--with-lto-plugin): New parameter; autodetect
3103 2011-01-07 Jan Hubicka <jh@suse.cz>
3105 PR tree-optimization/46367
3106 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3107 when we can update original.
3108 (cgraph_mark_inline_edge): Sanity check.
3109 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3111 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3113 * config/spu/spu.h (ASM_COMMENT_START): Define.
3115 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3119 (SWITCH_KEEP_FOR_GCC): Likewise.
3120 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3121 (do_spec_1): Handle "%>".
3123 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3125 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3128 * config/i386/i386.c (ix86_delegitimize_address): If
3129 simplify_gen_subreg fails, return orig_x.
3132 * value-prof.c (gimple_stringop_fixed_value): Handle
3133 lhs of the call properly.
3135 2011-01-07 Jan Hubicka <jh@suse.cz>
3138 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3140 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3142 * target.def (function_switched_text_sections): New hook.
3143 * doc/tm.texi: Regenerated.
3144 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3145 * final.c (default_function_switched_text_sections): New.
3146 (final_scan_insn): Call function_switched_text_sections when a
3147 mid-function section change occurs.
3148 * output.h (default_function_switched_text_sections): Declare.
3149 * config/darwin-protos.h (darwin_function_switched_text_sections):
3151 * config/darwin.c (darwin_function_switched_text_sections): New.
3152 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3154 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3156 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3157 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3158 the secondary code fragment when outputting for DWARF == 2.
3160 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3162 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3163 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3165 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3166 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3168 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3171 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3172 when it is not empty.
3174 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3177 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3178 (case ${target}): Add btver1.
3179 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3180 -march=native recognize btver1 processors.
3181 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3182 btver1 def_and_undef
3183 * config/i386/i386.c (struct processor_costs btver1_cost): New
3185 (m_BTVER1): New definition.
3186 (m_AMD_MULTIPLE): Includes m_BTVER1.
3187 (initial_ix86_tune_features): Add btver1 tune.
3188 (processor_target_table): Add btver1 entry.
3189 (static const char *const cpu_names): Add btver1 entry.
3190 (software_prefetching_beneficial_p): Add btver1.
3191 (ix86_option_override_internal): Add btver1 instruction sets.
3192 (ix86_issue_rate): Add btver1.
3193 (ix86_adjust_cost): Add btver1.
3194 * config/i386/i386.h (TARGET_BTVER1): New definition.
3195 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3196 (enum processor_type): Add PROCESSOR_BTVER1.
3197 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3199 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3202 * config/i386/i386.c (legitimize_tls_address)
3203 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3204 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3205 (tls_initial_exec_64_sun): New pattern.
3207 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3209 * doc/invoke.texi (Overall Options): Improve wording and markup
3210 of the description of -wrapper.
3212 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3214 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3215 rdynamic, threads): New Driver options.
3217 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3220 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3221 if coming from .tdata.
3222 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3224 2011-01-06 Jan Hubicka <jh@suse.cz>
3227 * collect2.c (main): Do not enable LTOmode when plugin is active.
3229 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3232 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3233 --version output if supported.
3234 * configure: Regenerate.
3236 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3238 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3241 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3244 * c-convert.c (convert): When converting a complex expression
3245 other than COMPLEX_EXPR to a different complex type, ensure
3246 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3247 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3248 when converting COMPLEX_TYPE.
3250 2011-01-06 Ira Rosen <irar@il.ibm.com>
3252 PR tree-optimization/47139
3253 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3254 only the last reduction value is used outside the loop. Update
3257 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3259 * config/rtems.opt: New.
3260 * config.gcc (*-*-rtems*): Use rtems.opt.
3262 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3264 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3265 processors do not support 3DNow instructions.
3267 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3269 * config/spu/spu.c (spu_option_override): Set parameter
3270 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3272 2011-01-05 Jan Hubicka <jh@suse.cz>
3274 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3275 at the command line.
3277 2011-01-05 Martin Jambor <mjambor@suse.cz>
3280 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3281 deltas on streamed outgoing edges.
3282 (output_node_opt_summary): Output info for outgoing edges only when
3283 the node is in new parameter set.
3284 (output_cgraph_opt_summary): New parameter set, passed to the two
3285 aforementioned functions. Update its forward declaration and its
3288 2011-01-05 Tom Tromey <tromey@redhat.com>
3290 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3291 operator to c_finish_omp_atomic.
3292 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3293 (build_unary_op): Update.
3294 (build_modify_expr): Update.
3295 (build_asm_expr): Update.
3297 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3299 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3300 newly inserted insns.
3302 (spu_emit_branch_hint): Likewise.
3303 (insert_hbrp_for_ilb_runout): Likewise.
3304 (spu_machine_dependent_reorg): Call df_finish_pass after
3305 schedule_insns returns.
3307 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3309 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3311 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3313 PR tree-optimization/47005
3314 * tree-sra.c (struct access): Add 'non_addressable' bit.
3315 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3316 (decide_one_param_reduction): Return 0 if the parameter is passed by
3317 reference and one of the accesses in the group is non_addressable.
3319 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3321 PR tree-optimization/47056
3322 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3323 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3324 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3326 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3328 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3329 initializer. Skip view conversions from aggregate types.
3331 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3334 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3336 2011-01-04 Philipp Thomas <pth@suse.de>
3338 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3341 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3343 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3344 on empty epilogue sequences.
3346 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3348 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3349 non-static): New Driver options.
3351 2011-01-04 Jie Zhang <jie@codesourcery.com>
3354 * gcc.c (default_compilers[]): Set combinable field to 0
3355 for all assembly languages.
3357 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3359 * config/mips/loongson3a.md: New file.
3360 * config/mips/mips.md: Include loongson3a.md.
3361 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3364 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3367 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3368 instead of convert_memory_address_addr_space on the base expression.
3370 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3372 * config/spu/spu.c (spu_option_override): Update error text
3373 for bad -march= / -mtune= values.
3375 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3377 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3378 if branch-hint optimization will be performed.
3380 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3382 PR tree-optimization/47148
3383 * ipa-split.c (split_function): Convert arguments to
3384 DECL_ARG_TYPE if possible.
3386 PR tree-optimization/47155
3387 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3390 PR rtl-optimization/47157
3391 * combine.c (try_combine): If undobuf.other_insn becomes
3392 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3393 and set *new_direct_jump_p too.
3395 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3397 PR tree-optimization/47021
3398 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3400 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3402 * gcc.c (process_command): Update copyright notice dates.
3403 * gcov.c (print_version): Likewise.
3404 * gcov-dump.c (print_version): Likewise.
3405 * mips-tfile.c (main): Likewise.
3406 * mips-tdump.c (main): Likewise.
3408 2011-01-03 Martin Jambor <mjambor@suse.cz>
3410 PR tree-optimization/46801
3411 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3412 aggregate fields start at byte boundary instead of the bit-field flag.
3414 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3417 * gcc.c (main): Revert revision 168407.
3419 2011-01-03 Martin Jambor <mjambor@suse.cz>
3421 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3423 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3425 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3426 vector optab to expand vector/scalar shift, update gimple to vector.
3428 2011-01-03 Martin Jambor <mjambor@suse.cz>
3430 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3433 2011-01-03 Martin Jambor <mjambor@suse.cz>
3435 PR tree-optimization/46984
3436 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3438 (cgraph_create_indirect_edge): Fixed line length.
3439 (cgraph_indirect_call_info): Declare.
3440 (cgraph_make_edge_direct) Update declaration.
3441 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3442 (cgraph_create_indirect_edge): Use it.
3443 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3445 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3446 the new thunk_delta representation.
3447 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3449 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3450 (ipa_read_indirect_edge_info): Likewise.
3451 * lto-cgraph.c (output_edge_opt_summary): New function.
3452 (output_node_opt_summary): Call it on all outgoing edges.
3453 (input_edge_opt_summary): New function.
3454 (input_node_opt_summary): Call it on all outgoing edges.
3456 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3459 * gcc.c (main): Don't check have_o when settting combine_inputs.
3461 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3463 * regrename.c: Add general comment describing the pass.
3464 (struct du_head): Remove 'length' field.
3465 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3466 (regrename_optimize): Do not sort chains. Rework comments, add others.
3467 Force renaming to the preferred class (if any) in the first pass and do
3468 not consider registers that belong to it in the second pass.
3469 (create_new_chain): Do not set 'length' field.
3470 (scan_rtx_reg): Likewise.
3472 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3474 PR tree-optimization/47140
3475 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3476 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3479 PR rtl-optimization/47028
3480 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3481 parm_birth_insn instead of at the beginning of first bb.
3483 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3485 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3486 Remove the word "see" before "@pxref".
3487 * doc/rtl.texi: Remove the word "see" before "@pxref".
3489 2011-01-01 Jan Hubicka <jh@suse.cz>
3491 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3494 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3497 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3500 Copyright (C) 2011 Free Software Foundation, Inc.
3502 Copying and distribution of this file, with or without modification,
3503 are permitted in any medium without royalty provided the copyright
3504 notice and this notice are preserved.