1 2011-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * go/gccgo.texi (Top, Import and Export): Fix a typo and a
6 2011-02-14 Andriy Gapon <avg@freebsd.org>
9 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
11 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13 * configure: Regenerate.
15 2011-02-12 Joseph Myers <joseph@codesourcery.com>
18 * gcc.c (asm_options): Correct spec matching --target-help.
20 2011-02-12 Martin Jambor <mjambor@suse.cz>
22 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
25 2011-02-12 Mike Stump <mikestump@comcast.net>
27 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
28 comments in backslash regions.
30 2011-02-12 Mike Stump <mikestump@comcast.net>
31 Jakub Jelinek <jakub@redhat.com>
32 Iain Sandoe <iains@gcc.gnu.org>
35 * dwarf2out.c (output_cfa_loc): When required, apply the
36 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
37 (output_loc_sequence): Likewise.
38 (output_loc_operands_raw): Likewise.
39 (output_loc_sequence_raw): Likewise.
40 (output_cfa_loc): Likewise.
41 (output_loc_list): Suppress register number adjustment when
42 calling output_loc_sequence()
43 (output_die): Likewise.
45 2011-02-12 Anatoly Sokolov <aesok@post.ru>
47 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
49 * config/xtensa/xtensa.c (xtensa_register_move_cost,
50 xtensa_memory_move_cost): New functions.
51 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
53 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
56 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
57 in the current directory.
60 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
62 * config/darwin.c (darwin_override_options): Add a hunk missed
63 from the commit of r168571. Trim comment line lengths and
64 correct indents of the preceding block.
66 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
68 * gcc.c (driver_handle_option): Concatenate the argument to -F with
71 2011-02-11 Joseph Myers <joseph@codesourcery.com>
73 * common.opt (nostartfiles): New Driver option.
75 2011-02-11 Xinliang David Li <davidxl@google.com>
77 PR tree-optimization/47707
78 * tree-chrec.c (convert_affine_scev): Keep type precision.
80 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
82 PR tree-optimization/47420
83 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
85 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
87 PR rtl-optimization/47614
88 * rtl.h (check_for_inc_dec): Declare.
89 * dse.c (check_for_inc_dec): Externalize...
90 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
91 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
93 2011-02-11 Joseph Myers <joseph@codesourcery.com>
96 * gcc.c (main): Do not compile inputs if there were errors in
98 * opts-common.c (read_cmdline_option): Check for wrong language
99 after other error checks.
101 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
103 * cgraph.c: Fix comment typos.
104 * cgraph.h: Likewise.
105 * cgraphunit.c: Likewise.
106 * ipa-cp.c: Likewise.
107 * ipa-inline.c: Likewise.
108 * ipa-prop.c: Likewise.
109 * ipa-pure-const.c: Likewise.
110 * ipa-ref.c: Likewise.
111 * ipa-reference.c: Likewise.
113 2011-02-11 Jakub Jelinek <jakub@redhat.com>
116 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
118 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
121 * doc/sourcebuild.texi (Require Support): Document
122 dg-require-ascii-locale.
124 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
126 * doc/lto.texi (Write summary): Fix missing parentheses.
128 2011-02-10 DJ Delorie <dj@redhat.com>
130 * config/m32c/m32c.c (m32c_option_override): Disable
131 -fcombine-stack-adjustments until flag value tracking and compare
132 optimization can be rewritten.
134 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
136 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
138 (PROCESSOR_DEFAULT64): Likewise.
140 2011-02-10 Richard Henderson <rth@redhat.com>
142 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
143 change from 2011-02-03.
144 * config/rx/rx.c (flags_from_code): Likewise.
145 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
146 is valid, n/pz otherwise.
147 (rx_select_cc_mode): Return CCmode if Y is not zero.
149 2011-02-10 Richard Guenther <rguenther@suse.de>
151 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
153 2011-02-10 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/47677
156 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
158 2011-02-10 Jakub Jelinek <jakub@redhat.com>
161 * combine.c (make_compound_operation): Only change shifts into
162 multiplication for SCALAR_INT_MODE_P.
164 2011-02-10 Jie Zhang <jie@codesourcery.com>
168 2011-02-05 Jie Zhang <jie@codesourcery.com>
170 * web.c (entry_register): Don't clobber the number of the
171 first uninitialized reference in used[].
173 2011-02-09 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/47664
176 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
179 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
183 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
185 (PROCESSOR_DEFAULT64): Same.
186 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
188 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
190 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
192 2011-02-09 Martin Jambor <mjambor@suse.cz>
195 * tree-sra.c (struct access): New flags grp_scalar_read and
196 grp_scalar_write. Changed description of assignment read and write
198 (dump_access): Dump new flags, reorder all of them.
199 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
200 to detect multiple scalar reads.
201 (analyze_access_subtree): Use the new scalar read write flags instead
202 of the old flags. Adjusted comments.
204 2011-02-08 DJ Delorie <dj@redhat.com>
207 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
210 2011-02-08 Joseph Myers <joseph@codesourcery.com>
212 * config/m68k/uclinux.opt: New.
213 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
215 2011-02-08 Joseph Myers <joseph@codesourcery.com>
217 * config/cris/elf.opt (sim): New Driver option.
219 2011-02-08 Joseph Myers <joseph@codesourcery.com>
221 * config/xtensa/elf.opt: New.
222 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
224 2011-02-08 Joseph Myers <joseph@codesourcery.com>
226 * config/vax/elf.opt: New.
227 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
229 2011-02-08 Joseph Myers <joseph@codesourcery.com>
231 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
233 2011-02-08 Joseph Myers <joseph@codesourcery.com>
235 * config/gnu-user.opt: New.
236 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
237 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
238 *-*-uclinux*): Use gnu-user.opt.
240 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
242 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
243 * config/i386/gnu.h (CPP_SPEC): Likewise.
245 2011-02-08 Ian Lance Taylor <iant@google.com>
247 * common.opt (fcx-limited-range): Add SetByCombined flag.
248 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
249 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
250 (fassociative-math, freciprocal-math): Likewise.
251 (funsafe-math-optimizations): Likewise.
252 * opth-gen.awk: Handle SetByCombined.
253 * optc-gen.awk: Likewise.
254 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
255 (set_unsafe_math_optimizations_flags): Likewise.
256 * doc/options.texi (Option properties): Document SetByCombined.
258 2011-02-08 Joseph Myers <joseph@codesourcery.com>
260 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
261 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
262 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
263 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
264 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
266 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
268 PR tree-optimization/46834
269 PR tree-optimization/46994
270 PR tree-optimization/46995
271 * graphite-sese-to-poly.c (used_outside_reduction): New.
272 (detect_commutative_reduction): Call used_outside_reduction.
273 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
274 translate_scalar_reduction_to_array only when at least one
275 loop-phi/close-phi tuple has been detected.
277 2011-02-08 Richard Guenther <rguenther@suse.de>
280 * tree-vect-generic.c (expand_vector_operations_1): Update
282 (expand_vector_operations): ... not here. Cleanup EH info
283 and the CFG if required.
285 2011-02-08 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/47641
288 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
289 require type compatibility.
291 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
293 * gimple-low.c (lower_function_body): Don't remove the location of
294 the return statement here.
295 (lower_gimple_return): Do it here instead but only if the return
296 statement is actually used twice.
298 2011-02-08 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/47632
301 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
302 unused up_to_stmt parameter, return whether cfg-cleanup is
303 necessary, remove EH info properly.
304 (forward_propagate_into_gimple_cond): Adjust caller.
305 (forward_propagate_into_cond): Likewise.
306 (forward_propagate_comparison): Likewise.
307 (tree_ssa_forward_propagate_single_use_vars): Make
308 forward_propagate_comparison case similar to the two others.
310 2011-02-08 Nick Clifton <nickc@redhat.com>
312 * config/mn10300/mn10300.opt (mliw): New command line option.
313 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
314 (liw_bundling): New automaton.
315 (liw): New attribute.
316 (liw_op): New attribute.
317 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
318 (movsi_internal): Add LIW attributes.
322 (addsi3): Separate register and immediate alternatives.
330 * config/mn10300/mn10300.c (liw_op_names): New
331 (mn10300_print_operand): Handle 'W' operand descriptor.
332 (extract_bundle): New function.
333 (check_liw_constraints): New function.
334 (liw_candidate): New function.
335 (mn10300_bundle_liw): New function.
336 (mn10300_reorg): New function.
337 (TARGET_MACHINE_DEPENDENT_REORG): Define.
338 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
339 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
340 __LIW__ or __NO_LIW__.
341 * doc/invoke.texi: Describe the -mliw command line option.
343 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
345 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
346 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
347 pthread_mutex_unlock): Remove.
348 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
349 * config/pa/t-pa64: Likewise.
350 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
351 shared libc if not linking against libpthread.
352 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
354 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
357 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
358 on 10.6 and later to ensure that we always use the unwinder from
359 the system. Only add -no_compact_unwind when tarteting darwin
362 2011-02-07 Steve Ellcey <sje@cup.hp.com>
365 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
366 (vec_interleave_lowv2sf): Ditto.
367 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
368 (vec_extract_oddv2sf): Ditto.
370 2011-02-07 Mike Stump <mikestump@comcast.net>
373 Add __ieee_divdc3 entry point.
374 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
376 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
377 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
378 * config/darwin.c (darwin_rename_builtins): Add.
379 * config/darwin-protos.h (darwin_rename_builtins): Add.
381 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
384 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
387 2011-02-07 Mike Stump <mikestump@comcast.net>
389 * config/darwin.opt (mmacosx-version-min): Update default OS version.
391 2011-02-07 Denis Chertykov <chertykov@gmail.com>
394 * config/avr/libgcc.S (exit): Move .endfunc
396 2011-02-07 Richard Guenther <rguenther@suse.de>
398 PR tree-optimization/47615
399 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
400 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
401 (run_scc_vn): Initialize it.
402 (visit_reference_op_load): Use it.
403 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
405 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
407 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
408 DImode trapping arithmetic libfuncs.
410 2011-02-07 Richard Guenther <rguenther@suse.de>
412 PR tree-optimization/47621
413 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
415 (execute_update_addresses_taken): ... here. Make it more
416 conservative in what we accept.
418 2011-02-06 Joseph Myers <joseph@codesourcery.com>
420 * config/sparc/freebsd.h (ASM_SPEC): Define.
421 * config/sparc/vxworks.h (ASM_SPEC): Define.
423 2011-02-06 Joseph Myers <joseph@codesourcery.com>
425 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
427 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
429 * doc/invoke.texi: Remove reference to compiler internals from
432 * reg-notes.def: Remove REG_VALUE_PROFILE.
433 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
435 2011-02-05 Jakub Jelinek <jakub@redhat.com>
438 * varasm.c (default_section_type_flags): If decl is NULL,
439 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
441 2011-02-05 Jie Zhang <jie@codesourcery.com>
444 * web.c (entry_register): Don't clobber the number of the
445 first uninitialized reference in used[].
447 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
449 PR tree-optimization/46194
450 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
451 (build_classic_dist_vector_1): Do not represent classic distance
452 vectors when the access functions are variating in different loops.
454 2011-02-04 Joseph Myers <joseph@codesourcery.com>
456 * config/mips/iris6.opt: New.
457 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
459 2011-02-04 Richard Henderson <rth@redhat.com>
460 Steve Ellcey <sje@cup.hp.com>
463 * config/ia64/predicates.md (mux1_brcst_element): New.
464 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
465 * config/ia64/ia64.c (ia64_unpack_assemble): New.
466 (ia64_unpack_sign): New.
467 (ia64_expand_unpack): Rewrite using new routines.
468 (ia64_expand_widen_sum): Ditto.
469 (ia64_expand_dot_prod_v8qi): Ditto.
470 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
471 routines, add endian check.
472 (pmpy2_even): Rename from pmpy2_r, add endian check.
473 (pmpy2_odd): Rename from pmpy2_l, add endian check.
474 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
475 (vec_widen_smult_hi_v4hi): Ditto.
476 (vec_widen_umult_lo_v4hi): Ditto.
477 (vec_widen_umult_hi_v4hi): Ditto.
478 (mulv2si3): Change endian checks.
479 (sdot_prodv4hi): Rewrite with new calls.
480 (udot_prodv4hi): New.
481 (vec_pack_ssat_v4hi): Add endian check.
482 (vec_pack_usat_v4hi): Ditto.
483 (vec_pack_ssat_v2si): Ditto.
484 (max1_even): Rename from max1_r, add endian check.
485 (max1_odd): Rename from max1_l, add endian check.
486 (*mux1_rev): Format change.
490 (*mux1_brcst_v8qi): Use new predicate.
491 (vec_extract_evenv8qi): Remove endian check.
492 (vec_extract_oddv8qi): Ditto.
493 (vec_interleave_lowv4hi): Format change.
494 (vec_interleave_highv4hi): Ditto.
495 (mix2_even): Rename from mix2_r, add endian check.
496 (mix2_odd): Rename from mux2_l, add endian check.
497 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
498 (vec_extract_evenodd_helper): Format change.
499 (vec_extract_evenv4hi): Remove endian check.
500 (vec_extract_oddv4hi): Remove endian check.
501 (vec_interleave_lowv2si): Format change.
502 (vec_interleave_highv2si): Format change.
503 (vec_initv2si): Remove endian check.
504 (vecinit_v2si): Add endian check.
505 (reduc_splus_v2sf): Add endian check.
506 (reduc_smax_v2sf): Ditto.
507 (reduc_smin_v2sf): Ditto.
508 (vec_initv2sf): Remove endian check.
509 (fpack): Add endian check.
510 (fswap): Add endian check.
511 (vec_interleave_highv2sf): Add endian check.
512 (vec_interleave_lowv2sf): Add endian check.
513 (fmix_lr): Add endian check.
514 (vec_setv2sf): Format change.
515 (*vec_extractv2sf_0_be): Use shift to extract operand.
516 (*vec_extractv2sf_1_be): New.
517 (vec_pack_trunc_v4hi): Add endian check.
518 (vec_pack_trunc_v2si): Format change.
520 2011-02-04 Jakub Jelinek <jakub@redhat.com>
523 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
524 do bb, locus and block comparison and disallow loads if it is not set.
525 (stmt_is_replaceable_p): New function.
526 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
528 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
529 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
531 * tree-flow.h (stmt_is_replaceable_p): New prototype.
533 2011-02-04 Joseph Myers <joseph@codesourcery.com>
535 * config/rs6000/xilinx.opt: New.
536 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
538 2011-02-04 Joseph Myers <joseph@codesourcery.com>
540 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
542 2011-02-03 Anatoly Sokolov <aesok@post.ru>
544 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
545 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
546 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
547 secondary_reload_info, xtensa_secondary_reload): Remove.
548 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
549 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
550 (xtensa_preferred_reload_class): Make static. Change return and
551 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
552 Use CONST_DOUBLE_P predicate.
553 (xtensa_preferred_output_reload_class): New function.
554 (xtensa_secondary_reload): Make static.
556 2011-02-03 Joseph Myers <joseph@codesourcery.com>
558 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
559 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
560 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
562 2011-02-03 Jakub Jelinek <jakub@redhat.com>
565 * output.h (SECTION_RELRO): Define.
566 (SECTION_MACH_DEP): Adjust.
567 (get_variable_section): New prototype.
568 * varpool.c (varpool_finalize_named_section_flags): New function.
569 (varpool_assemble_pending_decls): Call it.
570 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
571 * cgraphunit.c (cgraph_output_in_order): Call
572 varpool_finalize_named_section_flags.
573 * varasm.c (get_section): Allow section flags conflicts between
574 relro and read-only sections if the section hasn't been declared yet.
575 Set SECTION_OVERRIDE after diagnosing section type conflict.
576 (get_variable_section): No longer static.
577 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
578 readonly sections that need relocations.
579 (decl_readonly_section_1): New function.
580 (decl_readonly_section): Use it.
583 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
584 Steve Ellcey <sje@cup.hp.com>
587 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
588 if section attribute used.
590 2011-02-03 Jakub Jelinek <jakub@redhat.com>
592 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
593 * config/darwin.c (SECTION_NO_ANCHOR): Define.
594 (darwin_init_sections): Remove assertion.
596 2011-02-03 Nick Clifton <nickc@redhat.com>
598 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
600 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
601 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
602 instead of "n" and "pz".
603 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
606 2011-02-03 Jakub Jelinek <jakub@redhat.com>
609 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
610 fma, expand FMA_EXPR as fma{,f,l} call.
613 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
614 copy them into a unsigned char variable and pass address of it to
615 lto_output_data_stream.
618 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
619 around backend_init_target and lang_dependent_init_target calls.
620 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
621 (verify_cgraph_node): Don't call set_cfun here. Use
622 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
623 Set error_found for incorrectly represented calls to thunks.
625 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
628 PR rtl-optimization/43494
629 * rtl.h (for_each_inc_dec_fn): New type.
630 (for_each_inc_dec): Declare.
631 * rtlanal.c (struct for_each_inc_dec_ops): New type.
632 (for_each_inc_dec_find_inc_dec): New fn.
633 (for_each_inc_dec_find_mem): New fn.
634 (for_each_inc_dec): New fn.
635 * dse.c (struct insn_size): Remove.
636 (replace_inc_dec, replace_inc_dec_mem): Remove.
637 (emit_inc_dec_insn_before): New fn.
638 (check_for_inc_dec): Use it, along with for_each_inc_dec.
639 (canon_address): Pass mem modes to cselib_lookup.
640 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
641 (cselib_lookup_from_insn): Likewise.
642 (cselib_subst_to_values): Likewise.
643 * cselib.c (find_slot_memmode): New var.
644 (cselib_find_slot): New fn. Use it instead of
645 htab_find_slot_with_hash everywhere.
646 (entry_and_rtx_equal_p): Use find_slot_memmode.
647 (autoinc_split): New fn.
648 (rtx_equal_for_cselib_p): Rename and implement in terms of...
649 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
650 Deal with autoinc. Special-case recursion into MEMs.
651 (cselib_hash_rtx): Likewise.
652 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
653 address and MEM modes.
654 (cselib_subst_to_values): Add memmode, pass it on.
656 (cselib_lookup): Add memmode argument, pass it on.
657 (cselib_lookup_from_insn): Add memmode.
658 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
659 (struct cselib_record_autoinc_data): New.
660 (cselib_record_autoinc_cb): New fn.
661 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
662 mode to cselib_lookup. Reset autoinced REGs here instead of...
663 (cselib_process_insn): ... here.
664 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
666 (add_uses): Likewise, also to cselib_subst_to_values.
667 (add_stores): Likewise.
668 * sched-deps.c (add_insn_mem_dependence): Pass mode to
669 cselib_subst_to_values.
670 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
671 * gcse.c (do_local_cprop): Adjusted.
672 * postreload.c (reload_cse_simplify_set): Adjusted.
673 (reload_cse_simplify_operands): Adjusted.
674 * sel-sched-dump (debug_mem_addr_value): Pass mode.
676 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
678 PR tree-optimization/45122
679 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
680 unsafe assumptions when there's more than one loop exit.
682 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
685 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
686 Document using vector double with the load/store builtins, and
687 that the load/store builtins always use Altivec instructions.
689 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
690 to use altivec memory instructions, even on VSX.
691 (vector_altivec_store_<mode>): Ditto.
693 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
697 V2DF, V2DI support to load/store overloaded builtins.
699 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
700 altivec load/store builtins for V2DF/V2DI types.
702 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
703 set avoid indexed addresses on power6 if -maltivec.
704 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
705 vector_altivec_load/vector_altivec_store builtins.
706 (altivec_expand_st_builtin): Ditto.
707 (altivec_expand_builtin): Add VSX memory builtins.
708 (rs6000_init_builtins): Add V2DI types to internal types.
709 (altivec_init_builtins): Add support for V2DF/V2DI altivec
711 (rs6000_address_for_altivec): Insure memory address is appropriate
714 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
715 vec_vsx_ld and vec_vsx_st.
716 (vsx_store_<mode>): Ditto.
718 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
719 variables to hold long long types for VSX vector memory builtins.
720 (RS6000_BTI_unsigned_long_long): Ditto.
721 (long_long_integer_type_internal_node): Ditti.
722 (long_long_unsigned_type_internal_node): Ditti.
724 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
725 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
726 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
728 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
732 2011-02-02 Joseph Myers <joseph@codesourcery.com>
734 * config/pa/pa-hpux10.opt: New.
735 * config/hpux11.opt (pthread): New Driver option.
736 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
737 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
739 2011-02-02 Joseph Myers <joseph@codesourcery.com>
741 * config/ia64/vms.opt: New.
742 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
744 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
747 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
748 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
750 (vsx_floatuns<VSi><mode>2): Ditto.
751 (vsx_fix_trunc<mode><VSi>2): Ditto.
752 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
754 2011-02-02 Joseph Myers <joseph@codesourcery.com>
756 * config/i386/djgpp.opt (posix): New Driver option.
758 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
760 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
761 Move to the unsupported targets list.
763 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
765 PR rtl-optimization/47525
766 * df-scan.c: Update copyright years.
767 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
768 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
770 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
772 * config/i386/sysv4.h (TARGET_VERSION): Remove.
773 (SUBTARGET_RETURN_IN_MEMORY): Remove.
774 (ASM_OUTPUT_ASCII): Remove.
775 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
777 2011-02-02 Jeff Law <law@redhat.com>
780 * reload.c (find_reloads_address): Handle reg+d address where both
781 components are invalid by reloading the entire address.
783 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
784 Richard Guenther <rguenther@suse.de>
786 PR tree-optimization/40979
788 * passes.c (init_optimization_passes): After LIM call copy_prop
790 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
792 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
794 PR tree-optimization/47576
795 PR tree-optimization/47555
796 * doc/invoke.texi (scev-max-expr-complexity): Documented.
797 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
798 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
799 * tree-scalar-evolution.c (follow_ssa_edge): Use
800 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
802 2011-02-02 Richard Guenther <rguenther@suse.de>
804 PR tree-optimization/47566
805 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
807 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
811 * tree-inline.c (declare_return_variable): Remove unused caller
816 * tree-flow-inline.h (clear_is_used, is_used_p): New.
817 * cfgexpand.c (account_used_vars_for_block): Use them.
818 * tree-nrv.c (tree_nrv): Likewise.
819 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
820 (dump_scope_block): Likewise.
821 (remove_unused_locals): Likewise.
825 * tree-inline.c (declare_return_variable): Add result decl to
826 local decls only once.
827 * gimple-low.c (record_vars_into): Mark newly-created variables
830 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
836 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
838 (no_real_insns_p, schedule_block, set_priorities): Drop special
839 treatment of boundary debug insns.
840 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
841 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
842 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
843 (BOUNDARY_DEBUG_INSN_P): Likewise.
844 (SCHEDULE_DEBUG_INSN_P): Likewise.
845 * sched-rgn.c (init_ready_list): Drop special treatment of
846 boundary debug insns.
847 * final.c (rest_of_clean_state): Clear notes' BB.
849 2011-02-01 Joseph Myers <joseph@codesourcery.com>
851 * config/openbsd.opt (assert=): New Driver option.
853 2011-02-01 Joseph Myers <joseph@codesourcery.com>
855 * config/i386/nto.opt: New.
856 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
858 2011-02-01 Joseph Myers <joseph@codesourcery.com>
860 * config/i386/netware.opt: New.
861 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
863 2011-02-01 Joseph Myers <joseph@codesourcery.com>
865 * config/interix.opt (posix): New Driver option.
867 2011-02-01 DJ Delorie <dj@redhat.com>
869 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
871 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
874 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
876 PR tree-optimization/47561
877 * toplev.c (process_options): Print the Graphite flags. Add
878 flag_loop_flatten to the list of options requiring Graphite.
880 2011-02-01 Joseph Myers <joseph@codesourcery.com>
882 * config/i386/cygming.opt (posix): New Driver option.
884 2011-02-01 Joseph Myers <joseph@codesourcery.com>
886 * config/arm/vxworks.opt: New.
887 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
889 2011-02-01 Joseph Myers <joseph@codesourcery.com>
891 * config/alpha/elf.opt: New.
892 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
893 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
895 2011-02-01 Richard Guenther <rguenther@suse.de>
897 PR tree-optimization/47559
898 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
899 store-motion on references that can throw.
901 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
903 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
904 * tree-pass.h (TDF_CSELIB): New macro.
905 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
906 cselib_lookup): Check for it rather than for TDF_DETAILS.
908 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
911 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
914 * opts.c (finish_options): Don't add x_aux_base_name if it is
917 2011-02-01 Richard Guenther <rguenther@suse.de>
919 PR tree-optimization/47555
921 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
923 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
925 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
928 * config/lm32/t-lm32: Add multilib for all CPU options.
930 2011-02-01 Richard Guenther <rguenther@suse.de>
932 PR tree-optimization/47541
933 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
934 sure to have a field at offset zero.
936 2011-01-31 Joseph Myers <joseph@codesourcery.com>
938 * config/arc/arc.opt (EB, EL): New Driver options.
940 2011-01-31 Joseph Myers <joseph@codesourcery.com>
942 * config/alpha/osf5.opt: New.
943 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
945 2011-01-31 Joseph Myers <joseph@codesourcery.com>
947 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
949 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
951 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
953 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
954 is an alias of -floop-interchange and that it requires the
955 Graphite infrastructure.
956 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
957 flag_loop_interchange based on the value of flag_tree_loop_linear.
959 2011-01-31 Jakub Jelinek <jakub@redhat.com>
960 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/47538
963 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
964 type instead of r1type, except for comparisons. For right
965 shifts and comparisons punt if there are mismatches in
966 sizetype vs. non-sizetype types.
968 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
970 * doc/sourcebuild.texi (Effective-Target Keywords): Document
973 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
975 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
977 * configure: Regenerate.
979 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
981 * configure.ac (gcc_cv_ld_static_option): Define.
982 (gcc_cv_ld_dynamic_option): Define.
983 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
985 (HAVE_LD_STATIC_DYNAMIC): Update message.
986 (LD_STATIC_OPTION): Define.
987 (LD_DYNAMIC_OPTION): Define.
988 * configure: Regenerate.
989 * config.in: Regenerate.
990 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
991 HAVE_LD_STATIC_DYNAMIC]: Use them.
993 2011-01-31 Nick Clifton <nickc@redhat.com>
995 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
996 registers inside interrupt handlers if the handler is not a leaf
999 2011-01-31 Nick Clifton <nickc@redhat.com>
1001 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
1002 reg_renumber returning an INVALID_REGNUM.
1004 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1007 * doc/install.texi: Document host options discarded when cross
1008 configuring target libraries.
1010 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
1013 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1016 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1018 (no_real_insns_p, schedule_block, set_priorities): Drop special
1019 treatment of boundary debug insns.
1020 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1021 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1022 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1023 (BOUNDARY_DEBUG_INSN_P): Likewise.
1024 (SCHEDULE_DEBUG_INSN_P): Likewise.
1025 * sched-rgn.c (init_ready_list): Drop special treatment of
1026 boundary debug insns.
1027 * final.c (rest_of_clean-state): Clear notes' BB.
1029 2011-01-31 Alan Modra <amodra@gmail.com>
1031 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
1032 toc relative expressions as we do in print_operand_address.
1034 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
1036 * doc/extend.texi: Follow spelling conventions.
1037 * doc/invoke.texi: Fix a typo.
1039 2011-01-30 Joseph Myers <joseph@codesourcery.com>
1041 * config/hpux11.opt: New.
1042 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
1043 ia64*-*-hpux*): Use hpux11.opt.
1045 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
1047 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
1050 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1052 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
1055 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1057 * doc/install.texi (Binaries): Remove outdated reference for
1058 Motorola 68HC11/68HC12 downloads.
1060 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
1062 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
1065 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
1068 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
1071 2011-01-28 Ahmad Sharif <asharif@google.com>
1073 * value-prof.c (check_counter): Corrected error message.
1075 2011-01-29 Jie Zhang <jie@codesourcery.com>
1077 * config/arm/arm.c (arm_legitimize_reload_address): New.
1078 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
1079 arm_legitimize_reload_address.
1080 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
1082 2011-01-28 Ian Lance Taylor <iant@google.com>
1084 * godump.c (go_define): Ignore macros whose definitions include
1085 two adjacent operands.
1087 2011-01-28 Jakub Jelinek <jakub@redhat.com>
1090 * varasm.c (force_const_mem): Store copy of x in desc->constant
1091 instead of x itself.
1092 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
1093 itself into REG_EQUAL note.
1095 2011-01-28 Joseph Myers <joseph@codesourcery.com>
1097 * config/freebsd.opt (posix, rdynamic): New Driver options.
1099 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
1103 * configure: Regenerate.
1105 2011-01-27 Joseph Myers <joseph@codesourcery.com>
1107 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
1108 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
1110 2011-01-27 Anatoly Sokolov <aesok@post.ru>
1112 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
1113 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
1114 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
1115 (s390_preferred_reload_class): Make static. Change return and
1116 'rclass' argument type to reg_class_t.
1118 2011-01-27 Jan Hubicka <jh@suse.cz>
1121 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
1122 (process_function_and_variable_attributes): Check defined weakrefs.
1124 2011-01-27 Martin Jambor <mjambor@suse.cz>
1126 PR tree-optimization/47228
1127 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
1128 build_ref_for_offset.
1130 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1132 * config/spu/spu-elf.h (ASM_SPEC): Remove.
1134 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
1136 PR rtl-optimization/46856
1137 * postreload.c (reload_combine_recognize_const_pattern): Do not
1138 separate cc0 setter and user on cc0 targets.
1140 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
1143 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
1144 passed a VOID_TYPE expression, immediately emit an error and
1145 return error_mark_node.
1147 2011-01-26 Jeff Law <law@redhat.com>
1149 PR rtl-optimization/47464
1150 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
1151 rather than may_trap_p as needed.
1153 2011-01-26 DJ Delorie <dj@redhat.com>
1155 PR rtl-optimization/46878
1156 * combine.c (insn_a_feeds_b): Check for the implicit cc0
1157 setter/user dependency as well.
1159 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
1161 PR rtl-optimization/44469
1162 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
1163 after removing trivially dead basic blocks.
1165 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1167 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
1168 * config/frv/frv.h (LINK_SPEC): Likewise.
1169 * config/i386/netware.h (LINK_SPEC): Likewise.
1170 * config/m68k/linux.h (ASM_SPEC): Likewise.
1171 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1172 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1173 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1174 * config/sparc/linux.h (ASM_SPEC): Likewise.
1175 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1176 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1178 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1180 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
1181 * config/frv/frv.h (ASM_SPEC): Likewise.
1182 * config/m68k/linux.h (ASM_SPEC): Likewise.
1183 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1184 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
1185 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1186 * config/sparc/linux.h (ASM_SPEC): Likewise.
1187 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1188 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1190 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1192 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
1193 * config/frv/frv.h (LINK_SPEC): Likewise.
1194 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
1196 2011-01-26 Joseph Myers <joseph@codesourcery.com>
1198 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
1199 * config/frv/frv.h (ASM_SPEC): Likewise.
1200 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1201 * config/m68k/linux.h (ASM_SPEC): Likewise.
1202 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1203 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1204 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1205 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
1206 * config/sparc/linux.h (ASM_SPEC): Likewise.
1207 * config/sparc/linux64.h (ASM_SPEC): Likewise.
1208 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1209 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
1211 2011-01-26 Steve Ellcey <sje@cup.hp.com>
1214 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
1216 (vec_extract_evenodd_help): Ditto.
1217 (vec_extract_evenv4hi): Ditto.
1218 (vec_extract_oddv4hi): Ditto.
1219 (vec_interleave_lowv2si): Ditto.
1220 (vec_interleave_highv2si): Ditto.
1221 (vec_extract_evenv2si): Ditto.
1222 (vec_extract_oddv2si: Ditto.
1223 (vec_pack_trunc_v2si): Ditto.
1225 2011-01-22 Jan Hubicka <jh@suse.cz>
1228 * cgraph.h (cgraph_local_info): New field can_change_signature.
1229 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
1230 signature can change.
1231 (ipcp_estimate_growth): Call sequence simplify only if calle signature
1233 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
1234 (cgraph_function_versioning): We can not change signature of functions
1235 that don't allow that.
1236 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
1237 (lto_input_node): Likewise.
1238 * ipa-inline.c (compute_inline_parameters): Compute
1239 local.can_change_signature.
1240 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
1241 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
1242 functions that can not change signature.
1243 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
1244 init_cumulative_args): Do not use local calling conventions
1245 for functions that can not change signature.
1247 2011-01-22 Jan Hubicka <jh@suse.cz>
1249 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
1251 2011-01-26 Richard Guenther <rguenther@suse.de>
1253 PR tree-optimization/47190
1254 * cgraphunit.c (process_common_attributes): New function.
1255 (process_function_and_variable_attributes): Use it.
1257 2011-01-26 Richard Guenther <rguenther@suse.de>
1260 * cgraphbuild.c (record_eh_tables): Record reference to personality
1263 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
1266 * sel-sched.c (moveup_expr): Don't let debug insns prevent
1267 non-debug insns from moving up.
1269 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1272 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
1273 t-dlldir{,-x} fragment for build and add it to tmake_file.
1274 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
1275 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
1276 * config/i386/t-dlldir: New file.
1277 (SHLIB_DLLDIR): Define.
1278 * config/i386/t-dlldir-x: New file.
1279 (SHLIB_DLLDIR): Define.
1280 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
1281 (SHLIB_INSTALL): Use it.
1283 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
1286 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
1287 lower bound of the allowed Thumb-2 coprocessor load/store
1288 index range to -256. Add explaining comment.
1290 2011-01-25 Ian Lance Taylor <iant@google.com>
1292 * godump.c (go_define): Improve lexing of macro expansion to only
1293 accept expressions which match Go spec.
1295 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
1298 * tree.c (handle_dll_attribute): Handle it.
1299 * doc/extend.texi (@item dllexport): Mention it.
1300 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
1302 2011-01-25 Ian Lance Taylor <iant@google.com>
1304 PR tree-optimization/26854
1305 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
1306 (decl_jump_unsafe): Move higher in file, with no other change.
1307 (bind): Set has_jump_unsafe_decl if appropriate.
1308 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
1309 (check_earlier_gotos): Likewise.
1310 (c_check_switch_jump_warnings): Likewise.
1312 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
1314 * doc/invoke.texi (Warning Options): Add missing hyphen.
1315 (-fprofile-dir): Minor grammatical fixes.
1316 (-fbranch-probabilities): Likewise.
1318 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
1322 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
1324 (no_real_insns_p, schedule_block, set_priorities): Drop special
1325 treatment of boundary debug insns.
1326 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
1327 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
1328 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
1329 (BOUNDARY_DEBUG_INSN_P): Likewise.
1330 (SCHEDULE_DEBUG_INSN_P): Likewise.
1331 * sched-rgn.c (init_ready_list): Drop special treatment of
1332 boundary debug insns.
1333 * final.c (rest_of_clean-state): Clear notes' BB.
1335 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1337 * Makefile.in (LAMBDA_H): Removed.
1338 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
1339 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
1340 lambda-trans.o, and tree-loop-linear.o.
1341 (lto-symtab.o): Remove dependence on LAMBDA_H.
1342 (tree-loop-linear.o): Remove rule.
1343 (lambda-mat.o): Same.
1344 (lambda-trans.o): Same.
1345 (lambda-code.o): Same.
1346 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
1347 (tree-vect-slp.o): Same.
1348 * hwint.h (gcd): Moved here.
1349 (least_common_multiple): Same.
1350 * lambda-code.c: Removed.
1351 * lambda-mat.c: Removed.
1352 * lambda-trans.c: Removed.
1353 * lambda.h: Removed.
1354 * tree-loop-linear.c: Removed.
1355 * lto-symtab.c: Do not include lambda.h.
1356 * omega.c (gcd): Removed.
1357 * passes.c (init_optimization_passes): Remove pass_linear_transform.
1358 * tree-data-ref.c (print_lambda_vector): Moved here.
1359 (lambda_vector_copy): Same.
1360 (lambda_matrix_copy): Same.
1361 (lambda_matrix_id): Same.
1362 (lambda_vector_first_nz): Same.
1363 (lambda_matrix_row_add): Same.
1364 (lambda_matrix_row_exchange): Same.
1365 (lambda_vector_mult_const): Same.
1366 (lambda_vector_negate): Same.
1367 (lambda_matrix_row_negate): Same.
1368 (lambda_vector_equal): Same.
1369 (lambda_matrix_right_hermite): Same.
1370 * tree-data-ref.h: Do not include lambda.h.
1371 (lambda_vector): Moved here.
1372 (lambda_matrix): Same.
1373 (dependence_level): Same.
1374 (lambda_transform_legal_p): Removed declaration.
1375 (lambda_collect_parameters): Same.
1376 (lambda_compute_access_matrices): Same.
1377 (lambda_vector_gcd): Same.
1378 (lambda_vector_new): Same.
1379 (lambda_vector_clear): Same.
1380 (lambda_vector_lexico_pos): Same.
1381 (lambda_vector_zerop): Same.
1382 (lambda_matrix_new): Same.
1383 * tree-flow.h (least_common_multiple): Removed declaration.
1384 * tree-parloops.c (lambda_trans_matrix): Moved here.
1386 (LTM_ROWSIZE): Same.
1387 (LTM_COLSIZE): Same.
1388 (LTM_DENOMINATOR): Same.
1389 (lambda_trans_matrix_new): Same.
1390 (lambda_matrix_vector_mult): Same.
1391 (lambda_transform_legal_p): Same.
1392 * tree-pass.h (pass_linear_transform): Removed declaration.
1393 * tree-ssa-loop.c (tree_linear_transform): Removed.
1394 (gate_tree_linear_transform): Removed.
1395 (pass_linear_transform): Removed.
1396 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
1397 flag_loop_interchange.
1399 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1401 PR tree-optimization/47265
1402 PR tree-optimization/47443
1403 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
1404 if name still has some uses.
1406 2011-01-25 Martin Jambor <mjambor@suse.cz>
1408 PR tree-optimization/47382
1409 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
1410 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
1412 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
1414 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
1415 sjlj_except_unwind_info.
1417 2011-01-25 Richard Guenther <rguenther@suse.de>
1419 PR tree-optimization/47426
1420 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
1421 visible functions results escape.
1423 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1426 * config/arm/arm.c (any_sibcall_uses_r3): New function.
1427 (arm_get_frame_offsets): Use it.
1429 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1430 Jakub Jelinek <jakub@redhat.com>
1432 PR tree-optimization/47271
1433 * tree-if-conv.c (bb_postdominates_preds): New.
1434 (if_convertible_bb_p): Call bb_postdominates_preds.
1435 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
1436 (predicate_scalar_phi): Call bb_postdominates_preds.
1438 2011-01-25 Nick Clifton <nickc@redhat.com>
1440 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
1441 * config/rx/rx.c (rx_function_value): Likewise.
1442 (rx_promote_function_mode): Likewise.
1443 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
1444 in order to make it legitimate.
1445 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
1446 make sure that the first operand is the same as the result register.
1447 (addsi3_unspec): Delete.
1448 (subdi3): Do not accept immediate operands.
1449 (subdi3_internal): Likewise.
1451 2011-01-25 Jeff Law <law@redhat.com>
1453 PR rtl-optimization/37273
1454 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1455 handle them like argument loads from stack slots. Do not double
1456 count memory for memory constants and argument loads from stack slots.
1458 2011-01-25 Jakub Jelinek <jakub@redhat.com>
1460 PR tree-optimization/47427
1461 PR tree-optimization/47428
1462 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1463 coalesce if the new root var would be TREE_READONLY.
1465 2011-01-25 Richard Guenther <rguenther@suse.de>
1468 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1469 correct type for TBAA.
1471 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1473 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1474 (close_phi_written_to_memory): Call for_each_index with
1475 dr_indices_valid_in_loop.
1477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1480 when it is initialized.
1482 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1484 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1485 call to graphite_find_data_references_in_stmt.
1486 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1487 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
1488 call to graphite_find_data_references_in_stmt.
1489 (analyze_drs_in_stmts): Same.
1490 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1491 in which the scalar analysis of indices is performed.
1492 (create_data_ref): Same. Update call to dr_analyze_indices.
1493 (find_data_references_in_stmt): Update call to create_data_ref.
1494 (graphite_find_data_references_in_stmt): Same.
1495 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1497 (create_data_ref): Same.
1498 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1499 call to create_data_ref.
1501 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1503 * graphite-sese-to-poly.c (build_poly_scop): Move
1504 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
1506 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1508 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1509 VAR_DECL, PARM_DECL, and RESULT_DECL.
1511 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1513 * graphite-dependences.c (reduction_dr_1): Allow several reductions
1515 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1516 that have already been marked as PBB_IS_REDUCTION.
1518 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1520 * graphite-scop-detection.c (same_close_phi_node): New.
1521 (remove_duplicate_close_phi): New.
1522 (make_close_phi_nodes_unique): New.
1523 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1525 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1527 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1528 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1529 of both data references to be the same.
1531 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1533 * graphite-dependences.c (build_lexicographical_constraint): Remove
1535 (build_lexicographical_constraint): Adjust call to
1536 ppl_powerset_is_empty.
1537 (dependence_polyhedron): Same.
1538 (graphite_legal_transform_dr): Same.
1539 (graphite_carried_dependence_level_k): Same.
1540 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
1542 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1544 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1546 * graphite-sese-to-poly.c
1547 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1548 (close_phi_written_to_memory): New.
1549 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1552 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1554 * doc/install.texi: Update the expected version number of PPL to 0.11.
1555 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1556 #if PPL_VERSION_MINOR < 11.
1558 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1560 * graphite-dependences.c: Include graphite-cloog-util.h.
1561 (new_poly_ddr): Inlined into dependence_polyhedron.
1562 (free_poly_ddr): Moved close by new_poly_ddr.
1563 (dependence_polyhedron_1): Renamed dependence_polyhedron.
1564 Early return NULL when ppl_powerset_is_empty returns true.
1565 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
1566 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
1567 (graphite_legal_transform_dr): Call new_poly_ddr.
1568 (graphite_carried_dependence_level_k): Same.
1569 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
1570 (dot_transformed_deps_stmt_1): Removed.
1571 (dot_deps_stmt_1): Call dot_deps_stmt_2.
1572 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
1573 (dot_deps_1): Call dot_deps_2.
1574 * Makefile.in (graphite-dependences.o): Add missing dependence on
1575 graphite-cloog-util.h.
1577 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1579 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1580 (build_lexicographical_constraint): Same.
1581 (dependence_polyhedron_1): Same.
1582 (graphite_legal_transform_dr): Same.
1583 (graphite_carried_dependence_level_k): Same.
1584 * graphite-ppl.c (ppl_powerset_is_empty): New.
1585 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1586 * tree-data-ref.c (dump_data_reference): Print the basic block index.
1588 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1590 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1591 the "a followed by b" relation and document it.
1593 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1595 * graphite-dependences.c (build_lexicographical_constraint): Stop the
1596 iteration when the bag of constraints is empty.
1598 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1600 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1602 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1604 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1605 nest and two loop depths as parameters.
1606 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1607 lst_perfect_nestify.
1609 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite-dependences.c (print_pddr): Call
1612 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1614 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
1616 * graphite-ppl.c (debug_gmp_value): New.
1617 * graphite-ppl.h (debug_gmp_value): Declared.
1619 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
1621 * doc/install.texi: Document availability of cloog-0.16.
1623 2011-01-25 Vladimir Kargov <kargov@gmail.com>
1625 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1626 invalid postdominance info.
1628 2011-01-24 Jan Hubicka <jh@suse.cz>
1631 * doc/extend.texi (weak pragma): Drop claim that it must
1632 appear before definition.
1633 * varasm.c (merge_weak, declare_weak): Only sanity check
1634 that DECL is not output at a time it is declared weak.
1636 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
1638 * machmode.def: Fixed comments.
1640 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
1642 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1644 2011-01-24 Paul Koning <ni1d@arrl.net>
1646 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1649 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
1652 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1653 (block_info): Add scanned and prev.
1654 (move_or_delete_vzeroupper_2): Return if the basic block
1655 has been scanned and the upper 128bit state is unchanged
1657 (move_or_delete_vzeroupper_1): Return true if the exit
1659 (move_or_delete_vzeroupper): Visit basic blocks using the
1660 work-list based algorithm based on vt_find_locations in
1663 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1665 2011-01-24 Nick Clifton <nickc@redhat.com>
1667 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1668 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1669 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
1670 then define __v850e1__.
1671 * doc/invoke.texi: Document -mv850es.
1673 2011-01-24 Richard Henderson <rth@redhat.com>
1675 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1676 compound unordered comparisons.
1677 * config/rx/rx.c (rx_split_fp_compare): Remove.
1678 * config/rx/rx-protos.h: Update.
1679 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1680 (cbranchsf4): Don't call rx_split_fp_compare.
1681 (*cbranchsf4): Use rx_split_cbranch.
1682 (*cmpsf): Don't accept "i" constraint.
1683 (*conditional_branch): Only valid after reload.
1684 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
1686 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1689 * config/rs6000/altivec.md (vector constant splitters): Add
1690 support for creating vector single precision constants if -mvsx is
1691 used and we would create the constant using Altivec primitives.
1693 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
1694 Richard Sandiford <rdsandiford@googlemail.com>
1696 PR rtl-optimization/47166
1697 * reload1.c (emit_reload_insns): Disable the spill_reg_store
1698 mechanism for PRE_MODIFY and POST_MODIFY.
1699 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1702 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
1704 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1706 2011-01-22 Jan Hubicka <jh@suse.cz>
1709 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1711 2011-01-22 Jan Hubicka <jh@suse.cz>
1713 PR tree-optimization/43884
1715 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1716 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1718 2011-01-22 Anatoly Sokolov <aesok@post.ru>
1720 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1721 * config/s390/s390.c (s390_register_move_cost,
1722 s390_memory_move_cost): New.
1723 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1725 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1728 * except.c (sjlj_assign_call_site_values): Move setting the
1729 crtl->uses_eh_lsda flag to ...
1730 (sjlj_mark_call_sites): ... here.
1731 (sjlj_emit_function_enter): Support NULL dispatch label.
1732 (sjlj_build_landing_pads): In a function with no landing pads
1733 that still has must-not-throw regions, generate code to register
1734 a personality function with empty LSDA.
1736 2011-01-21 Richard Henderson <rth@redhat.com>
1738 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1740 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1742 * compare-elim.c: New file.
1743 * Makefile.in (OBJS-common): Add it.
1744 (compare-elim.o): New.
1745 * common.opt (fcompare-elim): New.
1746 * opts.c (default_options_table): Add OPT_fcompare_elim.
1747 * tree-pass.h (pass_compare_elim_after_reload): New.
1748 * passes.c (init_optimization_passes): Add it.
1749 * recog.h: Protect against re-inclusion.
1750 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1751 * doc/invoke.texi (-fcompare-elim): Document it.
1752 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1753 * doc/tm.texi: Rebuild.
1755 2011-01-22 Nick Clifton <nickc@redhat.com>
1757 * config/rx/rx.md (cstoresf4): Pass comparison operator to
1758 rx_split_fp_compare.
1760 2011-01-22 Nick Clifton <nickc@redhat.com>
1762 * config/rx/rx.md (UNSPEC_CONST): New.
1763 (deallocate_and_return): Wrap the amount popped off the stack in
1764 an UNSPEC_CONST in order to stop it being rejected by
1765 -mmax-constant-size.
1766 (pop_and_return): Add a "(return)" rtx.
1767 (call): Drop the immediate operand.
1768 (call_internal): Likewise.
1769 (call_value): Likewise.
1770 (call_value_internal): Likewise.
1771 (sibcall_internal): Likewise.
1772 (sibcall_value_internal): Likewise.
1773 (sibcall): Likewise. Generate an explicit call using
1775 (sibcall_value): Likewise.
1776 (mov<>): FAIL if a constant operand is not legitimate.
1777 (addsi3_unpsec): New pattern.
1779 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
1780 (ok_for_max_constant): New function.
1781 (gen_safe_add): New function.
1782 (rx_expand_prologue): Use gen_safe_add.
1783 (rx_expand_epilogue): Likewise.
1784 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
1787 2011-01-21 Jeff Law <law@redhat.com>
1789 PR tree-optimization/47053
1790 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1791 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1792 statements are deleted.
1793 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
1794 is nonempty, then purge dead edges and cleanup the CFG.
1796 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1800 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1802 * tree-dfa.c (create_var_ann): Mark variable as used.
1804 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1807 * except.c (convert_to_eh_region_ranges): Emit queued no-region
1808 notes from other section in hot/cold partitioning even if
1809 last_action is -3. Increment call_site_base.
1811 PR rtl-optimization/47366
1812 * fwprop.c (forward_propagate_into): Return bool. If
1813 any changes are made, -fnon-call-exceptions is used and
1814 REG_EH_REGION note is present, call purge_dead_edges
1815 and return true if it purged anything.
1816 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1817 any EH edges were purged.
1819 2011-01-21 Jeff Law <law@redhat.com>
1821 PR rtl-optimization/41619
1822 * caller-save.c (setup_save_areas): Break out code to determine
1823 which hard regs are live across calls by examining the reload chains
1824 so that it is always used.
1825 Eliminate code which checked REG_N_CALLS_CROSSED.
1827 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1829 PR tree-optimization/47355
1830 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1831 NOP has non-debug uses beyond PHIs in new_bb.
1833 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
1836 * cfgexpand.c (account_used_vars_for_block): Only account vars
1837 that are annotated as used.
1838 (estimated_stack_frame_size): Don't set TREE_USED.
1839 * tree-dfa.c (create_var_ann): Mark variable as used.
1841 2011-01-21 Richard Guenther <rguenther@suse.de>
1844 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1846 2011-01-21 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/47365
1849 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1850 (vn_reference_lookup_pieces): Adjust.
1851 (vn_reference_lookup): Likewise.
1852 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1853 (vn_reference_lookup_3): Only look through kills if in
1854 VN_WALKREWRITE mode.
1855 (vn_reference_lookup_pieces): Adjust.
1856 (vn_reference_lookup): Likewise.
1857 (visit_reference_op_load): Likewise.
1858 (visit_reference_op_store): Likewise.
1859 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1860 (compute_avail): Likewise.
1861 (eliminate): Likewise.
1863 2011-01-21 Jakub Jelinek <jakub@redhat.com>
1865 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1866 DECL_IGNORED_P non-reg vars if they are used.
1868 PR tree-optimization/47391
1869 * varpool.c (const_value_known_p): Return false if
1872 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
1875 * config/i386/i386.c (ix86_local_alignment): Handle
1876 case for va_list_type_node is nil.
1877 (ix86_canonical_va_list_type): Likewise.
1879 2011-01-21 Alan Modra <amodra@gmail.com>
1881 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1882 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1884 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1886 * config/arm/arm.md (define_attr type): Rename f_load
1887 and f_store to f_fpa_load and f_fpa_store. Update.
1888 (write_conflict): Deal with rename fallout.
1889 (*push_fp_multi): Likewise.
1890 * config/arm/fpa.md (f_load): Use f_fpa_load.
1891 (f_store): Use f_fpa_store.
1892 (*movsf_fpa): Likewise.
1893 (*movdf_fpa): Likewise.
1894 (*movxf_fpa): Likewise.
1895 (*thumb2_movsf_fpa): Likewise.
1896 (*thumb2_movdf_fpa): Likewise.
1897 (*thumb2_movxf_fpa): Likewise.
1898 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1899 f_loadd and f_stored.
1900 (*thumb2_movdi_vfp): Likewise.
1901 (*thumb2_movsf_vfp): Fix attribute to f_loads.
1902 (*thumb2_movsi_vfp): Likewise.
1903 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1904 Use f_loads instead of f_load.
1905 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1907 2011-01-20 Anatoly Sokolov <aesok@post.ru>
1909 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1910 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1911 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1912 (xtensa_mode_dependent_address_p): New function.
1913 (constantpool_address_p): Make static. Change return type to bool.
1914 Change argument type to const_rtx. Use CONST_INT_P predicate.
1916 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
1919 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1921 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1924 * cfgexpand.c (expand_debug_expr): Instead of generating
1925 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1928 2011-01-20 Richard Guenther <rguenther@suse.de>
1931 * tree-inline.c (remap_gimple_op_r): Recurse manually for
1932 the pointer operand of MEM_REFs.
1934 2011-01-20 Jakub Jelinek <jakub@redhat.com>
1936 PR tree-optimization/46130
1937 * ipa-split.c (consider_split): If return_bb contains non-virtual
1938 PHIs other than for retval or if split_function would not adjust it,
1941 2011-01-20 Richard Guenther <rguenther@suse.de>
1943 PR tree-optimization/47167
1944 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1945 Revert previous change, only avoid enumeral type changes.
1947 2011-01-19 Mike Stump <mikestump@comcast.net>
1949 * doc/tm.texi.in (BRANCH_COST): Englishify.
1950 * doc/tm.texi (BRANCH_COST): Likewise.
1952 2011-01-19 Dodji Seketeli <dodji@redhat.com>
1955 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1956 (gen_scheduled_generic_parms_dies): New functions.
1957 (gen_struct_or_union_type_die): Schedule template parameters DIEs
1958 generation for the end of CU compilation.
1959 (dwarf2out_finish): Generate template parameters DIEs here.
1961 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1964 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1965 debug bind stmt on merge edges.
1967 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1971 * function.c (instantiate_expr): Instantiate incoming rtl of
1972 implicit arguments, and recurse on VALUE_EXPRs.
1973 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1974 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1976 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
1978 * c-parser.c (c_parser_for_statement): Initialize
1979 collection_expression.
1981 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1983 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1985 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1987 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1988 (LINK_SHLIB_SPEC): Don't use %(link_path).
1989 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1991 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1993 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1994 (NO_SHARED_LIB_SUPPORT): Remove.
1995 (LINK_SHLIB_SPEC): Remove one conditional definition.
1997 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1999 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
2001 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
2002 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
2003 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
2004 %{call_shared} and conditionals on these options not being passed.
2005 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
2008 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2010 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
2013 * ipa-split.c: Spelling fixes.
2015 2011-01-19 Richard Henderson <rth@redhat.com>
2017 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
2018 (*mulsi3): Likewise.
2020 * longlong.h [__mn10300__] (count_leading_zeros): New.
2021 [__mn10300__] (umul_ppmm, smul_ppmm): New.
2022 [__mn10300__] (add_ssaaaa, subddmmss): New.
2023 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
2024 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
2026 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2028 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
2030 2011-01-19 Richard Henderson <rth@redhat.com>
2032 * config/mn10300/mn10300.md (addsi3_flags): New.
2033 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
2034 (subsi3_flags, subc_internal, subdi3): New.
2035 (subdi3_internal, *subdi3_degenerate): New.
2036 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
2038 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
2039 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
2040 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
2041 * config/mn10300/mn10300-protos.h: Update.
2042 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
2043 (return_ret): Likewise. Rename from return_internal_regs.
2044 (return_internal): Remove.
2046 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
2047 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
2048 (mn10300_legitimate_constant_p): Likewise.
2049 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
2050 (mn10300_frame_size): New.
2051 (mn10300_expand_prologue): Use it.
2052 (mn10300_expand_epilogue): Likewise.
2053 (mn10300_initial_offset): Likewise.
2054 * config/mn10300/mn10300-protos.h: Update.
2055 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
2056 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
2057 (prologue, epilogue, return_internal): Tidy output code.
2058 (mn10300_store_multiple_operation, return): Likewise.
2059 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
2060 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
2061 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
2062 (load_pic, am33_load_pic): New.
2063 (mn10300_load_pic0, mn10300_load_pic1): New.
2065 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
2066 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
2067 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
2068 (cc_flags_for_mode, cc_flags_for_code): New.
2069 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
2070 overflow flag is not valid. Validate that the flags we need
2071 for the comparison are valid.
2072 (mn10300_output_cmp): Remove.
2073 (mn10300_output_add): New.
2074 (mn10300_select_cc_mode): Use cc_flags_for_code.
2075 (mn10300_split_cbranch): New.
2076 (mn10300_match_ccmode): New.
2077 (mn10300_split_and_operand_count): New.
2078 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
2080 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
2081 (addsi3): ... here. Use mn10300_output_add.
2082 (*addsi3_flags): New.
2083 (*am33_subsi3, *mn10300_subsi3): Merge...
2084 (subsi3): ... here. Use attribute isa.
2085 (*subsi3_flags): New.
2086 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
2088 (*am33_andsi3, *mn10300_andsi3): Merge...
2090 (*andsi3_flags): New.
2091 (andsi3 splitters): New.
2092 (*am33_iorsi3, *mn10300_iorsi3): Merge...
2094 (*iorsi3_flags): New.
2095 (*am33_xorsi3, *mn10300_xorsi3): Merge...
2097 (*xorsi3_flags): New.
2098 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
2099 (one_cmplsi2): ... here.
2100 (*one_cmplsi2_flags): New.
2101 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
2102 instead of "dax" in constraints. Use mn10300_split_cbranch.
2103 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
2104 use matching constraints to eliminate a self-comparison.
2105 (*integer_conditional_branch): Rename from integer_conditional_branch.
2106 Use int_mode_flags to match CC_REG.
2107 (*cbranchsi4_btst, *btstsi): New.
2108 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
2109 mn10300_split_cbranch.
2110 (*am33_cmpsf): Rename from am33_cmpsf.
2111 (*float_conditional_branch): Rename from float_conditional_branch.
2112 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
2113 (zero_extendqisi2): ... here.
2114 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
2115 (zero_extendhisi2): ... here.
2116 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
2117 (extendqisi2): ... here.
2118 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
2119 (extendhisi2): ... here.
2120 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
2121 (ashlsi3): ... here.
2122 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
2123 (lshrsi3): ... here.
2124 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
2125 (ashrsi3): ... here.
2126 (consecutive add peephole): Remove.
2127 * config/mn10300/predicates.md (label_ref_operand): New.
2128 (int_mode_flags): New.
2129 (CCZN_comparison_operator): New.
2131 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
2132 (throughput_42_latency_43): New reservation.
2133 (mulsidi3, umulsidi3): New expanders.
2134 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
2135 the MDR register to allocation; separately allocate the low and
2136 high parts of the DImode result.
2137 (umulsidi3_internal): Similarly.
2138 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
2139 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
2140 (udivsi3, umodsi3): Remove.
2141 (udivmodsi4, divmodsi4): New expanders.
2142 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
2143 (*divmodsi4): Simiarly.
2144 (ext_internal): New.
2146 * config/mn10300/constraints.md ("z"): New constraint.
2147 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
2148 (FIXED_REGISTERS): Don't fix MDR.
2149 (CALL_USED_REGSITERS): Reformat nicely.
2150 (REG_ALLOC_ORDER): Add MDR.
2151 (enum regclass): Add MDR_REGS.
2152 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
2153 (IRA_COVER_CLASSES): Add MDR_REGS.
2154 (REGNO_REG_CLASS): Handle MDR_REG.
2155 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
2156 (mn10300_register_move_cost): Likewise.
2157 * config/mn10300/mn10300.md (MDR_REG): New.
2158 (*movsi_internal): Handle moves to/from MDR_REGS.
2160 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
2162 (mn10300_secondary_reload): Tidy combination reload classes.
2163 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
2164 addresses for AM33. Allow symbolic offsets for reg+imm.
2165 (mn10300_regno_in_class_p): New.
2166 (mn10300_legitimize_reload_address): New.
2167 * config/mn10300/mn10300.h (enum reg_class): Remove
2168 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
2169 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
2171 (REG_CLASS_NAMES): Update to match.
2172 (REG_CLASS_CONTENTS): Likewise.
2173 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
2174 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
2175 (REGNO_IN_RANGE_P): Remove.
2176 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
2177 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
2178 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
2179 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
2180 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
2181 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
2182 (REGNO_GENERAL_P): New.
2183 (HAVE_POST_MODIFY_DISP): New.
2184 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
2185 (LEGITIMIZE_RELOAD_ADDRESS): New.
2186 * config/mn10300/mn10300-protos.h: Update.
2188 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
2189 DATA_REGS for AM33 stack-pointer destination.
2190 (mn10300_preferred_output_reload_class): Likewise.
2191 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
2192 into a form appropriate for ...
2193 (TARGET_SECONDARY_RELOAD): New.
2194 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
2195 * config/mn10300/mn10300-protos.h: Update.
2196 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
2197 reload_insi; use the "A" constraint for the scratch; handle AM33
2198 moves of sp to non-address registers.
2200 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
2201 (*movqi_internal): ... here.
2202 (*am33_movhi, *mn10300_movhi): Merge into...
2203 (*movhi_internal): ... here.
2204 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
2205 as the source/destination of moves from/to SP.
2206 (movsf): Only allow for AM33-2.
2207 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
2208 any integer constant constraint. Only allow for AM33-2. Tidy
2209 all of the alternative outputs.
2210 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
2211 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
2213 (udivsi3, umodsi3): New patterns for MN103 only.
2215 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
2217 * doc/tm.texi.in: Spell out that a lack of register class unions
2219 * doc/tm.texi: Regenerate.
2221 2011-01-19 Jakub Jelinek <jakub@redhat.com>
2223 PR rtl-optimization/47337
2224 * dce.c (check_argument_store): New function.
2225 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
2227 PR tree-optimization/47290
2228 * tree-eh.c (infinite_empty_loop_p): New function.
2229 (cleanup_empty_eh): Use it.
2231 2011-01-18 Steve Ellcey <sje@cup.hp.com>
2234 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
2235 (a64_expand_widen_sum): Ditto.
2236 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
2237 (vec_extract_evenodd_help): Ditto.
2238 (vec_extract_evenv4hi): Ditto.
2239 (vec_extract_oddv4hi): Ditto.
2240 (vec_extract_evenv2si): Ditto.
2241 (vec_extract_oddv2si): Ditto.
2242 (vec_extract_evenv2sf): Ditto.
2243 (vec_extract_oddv2sf): Ditto.
2244 (vec_pack_trunc_v4hi: Ditto.
2245 (vec_pack_trunc_v2si): Ditto.
2246 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
2247 (vec_interleave_highv8qi): Ditto.
2249 (vec_extract_oddv8qi): Ditto.
2250 (vec_interleave_lowv4hi): Ditto.
2251 (vec_interleave_highv4hi): Ditto.
2252 (vec_interleave_lowv2si): Ditto.
2253 (vec_interleave_highv2si): Ditto.
2255 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2257 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
2258 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
2259 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
2260 (pa_c_mode_for_suffix): New.
2261 (TARGET_EXPAND_BUILTIN): Define.
2262 (TARGET_C_MODE_FOR_SUFFIX): Define.
2263 (pa_builtins): Define.
2264 (pa_init_builtins): Register __float128 type and init new support
2266 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
2267 * config/pa/quadlib.c (_U_Qfcopysign): New.
2269 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
2272 * explow.c (allocate_dynamic_stack_space): Do not assume more than
2273 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
2276 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2278 PR tree-optimization/47179
2279 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
2280 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
2282 2011-01-18 Richard Guenther <rguenther@suse.de>
2284 PR rtl-optimization/47216
2285 * emit-rtl.c: Include tree-flow.h.
2286 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
2287 of replicating it with different semantics.
2288 * Makefile.in (emit-rtl.o): Adjust.
2290 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2292 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
2293 (cortex_a9_dp): Handle neon types correctly.
2295 2011-01-18 Jakub Jelinek <jakub@redhat.com>
2297 PR rtl-optimization/47299
2298 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
2299 subtarget. Use normal multiplication if both operands are constants.
2300 * expmed.c (expand_widening_mult): Don't try to optimize constant
2301 multiplication if op0 has VOIDmode. Convert op1 constant to mode
2304 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2306 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
2307 spacing after 'e.g.', typos, comma, hyphenation.
2309 2011-01-17 Richard Henderson <rth@redhat.com>
2311 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
2312 (rx_restricted_mem_operand): New.
2313 (rx_shift_operand): Use register_operand.
2314 (rx_source_operand, rx_compare_operand): Likewise.
2315 * config/rx/rx.md (addsi3_flags): New expander.
2316 (adddi3): Rewrite as expander.
2317 (adc_internal, *adc_flags, adddi3_internal): New patterns.
2318 (subsi3_flags): New expander.
2319 (subdi3): Rewrite as expander.
2320 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
2322 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
2323 (rx_init_builtins): Remove sat builtin.
2324 (rx_expand_builtin): Likewise.
2325 * config/rx/rx.md (ssaddsi3): New.
2326 (*sat): Rename from sat. Represent the CC_REG input.
2328 * config/rx/predicates.md (rshift_operator): New.
2329 * config/rx/rx.c (rx_expand_insv): Remove.
2330 * config/rx/rx-protos.h: Update.
2331 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
2332 operand to the canonical position.
2333 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
2334 (*bitclr, *bitclr_in_memory): Similarly.
2335 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
2336 (insv): Retain the zero_extract in the expansion.
2338 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
2339 (bswaphi2, bitinvert, revw): Likewise.
2341 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
2342 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
2343 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
2344 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
2345 (bitset, bitset_in_memory): Likewise.
2346 (bitinvert, bitinvert_in_memory): Likewise.
2347 (bitclr, bitclr_in_memory): Likewise.
2348 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
2349 (rx_strend, rx_cmpstrn): Likewise.
2350 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
2351 (bitop peep2 patterns): Remove.
2353 * config/rx/rx.c (rx_match_ccmode): New.
2354 * config/rx/rx-protos.h: Update.
2355 * config/rx/rx.md (abssi2): Clobber, don't set flags.
2356 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
2357 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
2358 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
2359 (fix_truncsfsi2, floatsisf2): Likewise.
2360 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
2361 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
2362 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
2363 (*subsi3_flags, *xorsi3_flags): New.
2365 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
2367 * config/rx/rx.c (rx_print_operand): Remove workaround for
2368 unsplit comparison operations.
2370 * config/rx/rx.md (movsicc): Split after reload.
2371 (*movsicc): Merge *movsieq and *movsine via match_operator.
2372 (*stcc): New pattern.
2374 * config/rx/rx.c (rx_float_compare_mode): Remove.
2375 * config/rx/rx.h (rx_float_compare_mode): Remove.
2376 * config/rx/rx.md (cstoresi4): Split after reload.
2377 (*sccc): New pattern.
2379 * config/rx/predicates.md (label_ref_operand): New.
2380 (rx_z_comparison_operator): New.
2381 (rx_zs_comparison_operator): New.
2382 (rx_fp_comparison_operator): New.
2383 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
2384 Validate that the flags are set properly for the comparison.
2385 (rx_gen_cond_branch_template): Remove.
2386 (rx_cc_modes_compatible): Remove.
2387 (mode_from_flags): New.
2388 (flags_from_code): Rename from flags_needed_for_conditional.
2389 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
2390 (rx_select_cc_mode): Likewise.
2391 (rx_split_fp_compare): New.
2392 (rx_split_cbranch): New.
2393 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
2394 (*cbranchsi4): Use match_operator and rx_split_cbranch.
2395 (*cbranchsf4): Similarly.
2396 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
2397 match_operator and rx_split_cbranch.
2398 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
2399 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
2400 (*cmpsi): Rename from cmpsi.
2401 (*tstsi): Rename from tstsi.
2402 (*cmpsf): Rename from cmpsf; use CC_Fmode.
2403 (*conditional_branch): Rename from conditional_branch.
2404 (*reveresed_conditional_branch): Remove.
2405 (b<code>): Remove expander.
2406 * config/rx/rx-protos.h: Update.
2408 * config/rx/rx.c (rx_compare_redundant): Remove.
2409 * config/rx/rx.md (cmpsi): Don't use it.
2410 * config/rx/rx-protos.h: Update.
2412 * config/rx/rx-modes.def (CC_F): New mode.
2413 * config/rx/rx.c (rx_select_cc_mode): New.
2414 * config/rx/rx.h (SELECT_CC_MODE): Use it.
2415 * config/rx/rx-protos.h: Update.
2417 2011-01-17 Richard Henderson <rth@redhat.com>
2419 * except.c (dump_eh_tree): Fix stray ; after for statement.
2421 2011-01-17 Richard Guenther <rguenther@suse.de>
2423 PR tree-optimization/47313
2424 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
2425 handling before copying the body. Properly deal with
2426 by-reference result in SSA form.
2428 2011-01-17 Ian Lance Taylor <iant@google.com>
2431 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
2432 (struct_value_alias_set): Don't define.
2433 (sparc_option_override): Don't set sparc_sr_alias_set and
2434 struct_value_alias_set.
2435 (save_or_restore_regs): Use gen_frame_mem rather than calling
2437 (sparc_struct_value_rtx): Likewise.
2439 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
2442 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
2444 (_mm_maskstore_pd): Likewise.
2445 (_mm_maskload_ps): Likewise.
2446 (_mm_maskstore_ps): Likewise.
2447 (_mm256_maskload_pd): Change mask to __m256i.
2448 (_mm256_maskstore_pd): Likewise.
2449 (_mm256_maskload_ps): Likewise.
2450 (_mm256_maskstore_ps): Likewise.
2452 * config/i386/i386-builtin-types.def: Updated.
2453 (ix86_expand_special_args_builtin): Likewise.
2455 * config/i386/i386.c (bdesc_special_args): Update
2456 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2457 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2458 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2459 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2461 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2462 Use <avxpermvecmode> on mask register.
2463 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2465 2011-01-17 Olivier Hainque <hainque@adacore.com>
2466 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2467 Eric Botcazou <ebotcazou@adacore.com>
2470 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2471 if <= USHRT_MAX in 32-bit mode.
2473 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2475 * doc/install.texi (Configuration, Specific): Wrap long
2476 lines in examples. Allow line wrapping in long options
2477 and URLs where beneficial for PDF output.
2479 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
2481 * config/mips/mips.c (mips_classify_symbol): Don't return
2482 SYMBOL_PC_RELATIVE for nonlocal labels.
2484 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
2486 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2488 2011-01-15 Jan Hubicka <jh@suse.cz>
2490 PR tree-optimization/47276
2491 * ipa.c (function_and_variable_visibility): Do not try to mark alias
2492 declarations as needed.
2494 2011-01-15 Martin Jambor <mjambor@suse.cz>
2496 * common.opt (fdevirtualize): New flag.
2497 * doc/invoke.texi (Option Summary): Document it.
2498 * opts.c (default_options_table): Add devirtualize flag.
2499 * ipa-prop.c (detect_type_change): Return immediately if
2500 devirtualize flag is not set.
2501 (detect_type_change_ssa): Likewise.
2502 (compute_known_type_jump_func): Likewise.
2503 (ipa_analyze_virtual_call_uses): Likewise.
2505 2011-01-14 Martin Jambor <mjambor@suse.cz>
2507 PR tree-optimization/45934
2508 PR tree-optimization/46302
2509 * ipa-prop.c (type_change_info): New type.
2510 (stmt_may_be_vtbl_ptr_store): New function.
2511 (check_stmt_for_type_change): Likewise.
2512 (detect_type_change): Likewise.
2513 (detect_type_change_ssa): Likewise.
2514 (compute_complex_assign_jump_func): Check for dynamic type change.
2515 (compute_complex_ancestor_jump_func): Likewise.
2516 (compute_known_type_jump_func): Likewise.
2517 (compute_scalar_jump_functions): Likewise.
2518 (ipa_analyze_virtual_call_uses): Likewise.
2519 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2521 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2523 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2524 * config/i386/i386.opt (msse5): New Alias.
2526 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2528 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2529 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2530 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2531 * config/sparc/sparc.h (CC1_SPEC): Likewise.
2533 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2535 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2537 * config/sparc/linux64.h (CC1_SPEC): Likewise.
2538 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2539 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2540 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2542 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2544 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2546 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
2548 2011-01-14 Mike Stump <mikestump@comcast.net>
2550 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2551 * config/fr30/fr30.md: Likweise
2552 (movsi_push): Likewise.
2553 (movsi_pop): Likewise.
2554 (enter_func): Likewise.
2555 * config/moxie/moxie.md (movsi_push): Likewise.
2556 (movsi_pop): Likewise.
2558 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2560 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2561 %{no_archive} %{exact_version}.
2562 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2563 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2564 %{no_archive} %{exact_version}.
2565 * config/mips/openbsd.h (LINK_SPEC): Likewise.
2566 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2567 * config/mips/vxworks.h: Likewise.
2569 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2571 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
2573 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2575 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2576 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2578 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2580 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2583 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2585 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2587 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2588 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2590 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2591 Don't handle -shlib.
2593 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2595 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2596 (CC1_SPEC): Don't handle -profile.
2598 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2600 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2601 * config/mips/mips.h (CC1_SPEC): Likewise.
2603 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2605 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2606 * config/mips/mips.h (CC1_SPEC): Likewise.
2608 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2610 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2611 * config/m32r/linux.h (LINK_SPEC): Likewise.
2612 * config/mips/linux.h (LINK_SPEC): Likewise.
2613 * config/mips/linux64.h (LINK_SPEC): Likewise.
2614 * config/sparc/linux.h (LINK_SPEC): Likewise.
2615 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2616 LINK_SPEC): Likewise.
2617 * config/xtensa/linux.h (LINK_SPEC): Likewise.
2619 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2621 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2623 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2625 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2627 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2628 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2630 2011-01-14 Joseph Myers <joseph@codesourcery.com>
2632 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2634 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2636 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2637 supports -Bstatic/-Bdynamic.
2638 * configure: Regenerate.
2640 2011-01-14 Jan Hubicka <jh@suse.cz>
2641 Jack Howarth <howarth@bromo.med.uc.edu>
2644 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2645 when checking debug_info_level. Test write_symbols instead of
2646 debug_hooks->var_location when setting flag_var_tracking_uninit.
2648 2011-01-14 Richard Guenther <rguenther@suse.de>
2650 PR tree-optimization/47179
2651 * target.def (ref_may_alias_errno): New target hook.
2652 * targhooks.h (default_ref_may_alias_errno): Declare.
2653 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2654 (default_ref_may_alias_errno): New function.
2655 * target.h (struct ao_ref_s): Declare.
2656 * tree-ssa-alias.c: Include target.h.
2657 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2658 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2659 (targhooks.o): Likewise.
2660 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2661 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2663 2011-01-14 Richard Guenther <rguenther@suse.de>
2665 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
2667 2011-01-14 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/47280
2670 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2672 (tree_ssa_forward_propagate_single_use_vars): Deal with
2673 CFG changes from associate_plusminus.
2675 2011-01-14 Richard Guenther <rguenther@suse.de>
2679 2011-01-11 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/46076
2682 * tree-ssa.c (useless_type_conversion_p): Conversions from
2683 unprototyped to empty argument list function types are useless.
2685 2011-01-14 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/47286
2688 * tree-ssa-structalias.c (new_var_info): Register variables are global.
2690 2011-01-14 Martin Jambor <mjambor@suse.cz>
2693 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2695 2011-01-13 Anatoly Sokolov <aesok@post.ru>
2697 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2698 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2699 * config/xtensa/xtensa.c (xtensa_libcall_value,
2700 xtensa_function_value_regno_p): New functions.
2701 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2703 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
2706 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2708 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2709 New function prototype.
2710 * config/i386/winnt.c (i386_pe_assemble_visibility):
2711 Warn only if attribute was specified by user.
2713 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2716 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2718 (floatunsdidf2_fcfidu): Ditto.
2720 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2722 * config/s390/s390.c (print_operand_address): Replace 'error' with
2723 'output_operand_lossage'.
2724 (print_operand): Likewise.
2726 2011-01-13 Jeff Law <law@redhat.com>
2728 PR rtl-optimization/39077
2729 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2730 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2731 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2732 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2733 * gcse.c (prune_insertions_deletions): New function.
2734 (compute_pre_data): Use it.
2736 2011-01-13 Dodji Seketeli <dodji@redhat.com>
2739 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2741 (prune_unused_types_mark): Use it.
2743 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
2745 PR rtl-optimization/45352
2746 * sel-sched.c: Update copyright years.
2747 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2748 in the advancing loop when we have issued issue_rate insns.
2750 2011-01-12 Richard Henderson <rth@redhat.com>
2752 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2753 (TARGET_MD_ASM_CLOBBERS): New.
2755 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2756 (TARGET_DELEGITIMIZE_ADDRESS): New.
2758 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2759 (clzsi2, *bsch): New patterns.
2761 * config/mn10300/mn10300.md (INT): New mode iterator.
2762 (*mov<INT>_clr): New pattern, and peep2 to generate it.
2764 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2765 flag_split_wide_types.
2767 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2768 (mn10300_trampoline_init): Rewrite without a template, an immediate
2769 load and a direct branch.
2770 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2772 2011-01-12 Anatoly Sokolov <aesok@post.ru>
2774 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2775 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2776 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2777 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2779 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
2782 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2785 2011-01-12 Jan Hubicka <jh@suse.cz>
2788 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2789 (PLUGIN_COND_CLOSE): New macro.
2790 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2792 2011-01-12 Richard Guenther <rguenther@suse.de>
2795 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2796 register variables in a MEM_REF.
2798 2011-01-12 Joseph Myers <joseph@codesourcery.com>
2800 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2801 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2802 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2803 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2804 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2805 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2806 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2807 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2808 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2809 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2810 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2811 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2812 * config/gnu-user.h: New. Copied from linux.h.
2813 (LINUX_TARGET_STARTFILE_SPEC): Rename to
2814 GNU_USER_TARGET_STARTFILE_SPEC.
2815 (LINUX_TARGET_ENDFILE_SPEC): Rename to
2816 GNU_USER_TARGET_ENDFILE_SPEC.
2817 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2818 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2819 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2820 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2821 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2822 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2823 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2824 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2825 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2826 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2827 * config/arm/linux-eabi.h (CC1_SPEC): Use
2828 GNU_USER_TARGET_CC1_SPEC.
2829 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2830 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2831 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2832 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2833 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2834 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2835 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2836 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2838 2011-01-12 Richard Guenther <rguenther@suse.de>
2841 * doc/invoke.texi (ffast-math): Document it is turned on
2844 2011-01-12 Jan Hubicka <jh@suse.cz>
2846 PR tree-optimization/47233
2847 * opts.c (common_handle_option): Disable ipa-reference with profile
2850 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2852 * c-parser.c (c_parser_objc_at_property_declaration): Improved
2855 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
2857 * c-parser.c (c_lex_one_token): Updated and reindented some
2858 comments. No changes in code.
2860 2011-01-11 Ian Lance Taylor <iant@google.com>
2862 * godump.c (go_output_var): Don't output the variable if there is
2863 already a type with the same name.
2865 2011-01-11 Ian Lance Taylor <iant@google.com>
2867 * godump.c (go_format_type): Don't generate float80.
2869 2011-01-11 Richard Henderson <rth@redhat.com>
2871 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2872 declaration. Rewrite for both speed and size.
2873 (mn10300_address_cost_1): Remove.
2874 (mn10300_register_move_cost): New.
2875 (mn10300_memory_move_cost): New.
2876 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
2877 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
2878 extensions, shifts, BSWAP, CLZ.
2879 (mn10300_wide_const_load_uses_clr): Remove.
2880 (TARGET_REGISTER_MOVE_COST): New.
2881 (TARGET_MEMORY_MOVE_COST): New.
2882 * config/mn10300/mn10300-protos.h: Update.
2883 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2885 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2886 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2887 * config/mn10300/mn10300-protos.h: Update.
2888 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2889 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2890 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2891 (*test_int_bitfield, *test_byte_bitfield): Remove.
2892 (*bit_test, *subreg_bit_test): Remove.
2893 * config/mn10300/predicates.md (const_8bit_operand): Remove.
2895 * config/mn10300/constraints.md ("c"): Rename from "A".
2896 ("A", "D"): New constraint letters.
2897 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2898 (fmssf4, fnmasf4, fnmssf4): Likewise.
2900 * config/mn10300/mn10300.md (isa): New attribute.
2901 (enabled): New attribute.
2903 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2904 (abssf2, negsf2): Define only for hardware fp.
2905 (sqrtsf2): Reformat.
2906 (addsf3, subsf3, mulsf3): Merge expander and insn.
2908 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2909 (DEBUGGER_AUTO_OFFSET): Remove.
2910 (DEBUGGER_ARG_OFFSET): Remove.
2912 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2913 Emit register stores with the same offsets as the hardware.
2914 (mn10300_store_multiple_operation): Don't check that the register
2915 save offsets are monotonic.
2916 * config/mn10300/mn10300-protos.h: Update.
2918 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2920 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2921 in terms of the value on the stack, not the MDR register.
2923 2011-01-11 Jan Hubicka <jh@suse.cz>
2927 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2928 (symbol_alias_set_destroy, symbol_alias_set_contains,
2929 propagate_aliases_backward): Declare.
2930 * lto-streamer-out.c (struct sets): New sturcture.
2931 (trivally_defined_alias): New function.
2932 (output_alias_pair_p): Rewrite.
2933 (output_unreferenced_globals): Fix output of alias pairs.
2934 (produce_symtab): Likewise.
2935 * ipa.c (function_and_variable_visibility): Set weak alias destination
2937 * varasm.c (symbol_alias_set_t): Remove.
2938 (symbol_alias_set_destroy): Export.
2939 (propagate_aliases_forward, propagate_aliases_backward): New functions
2941 (compute_visible_aliases): ... this one; remove.
2942 (trivially_visible_alias): New
2943 (trivially_defined_alias): New.
2944 (remove_unreachable_alias_pairs): Rewrite.
2945 (finish_aliases_1): Reorganize code checking if alias is defined.
2946 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2949 2011-01-11 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/46076
2952 * tree-ssa.c (useless_type_conversion_p): Conversions from
2953 unprototyped to empty argument list function types are useless.
2955 2011-01-11 Richard Guenther <rguenther@suse.de>
2958 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2959 volatile MEMs as MEM_READONLY_P.
2961 2011-01-11 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/47239
2964 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2966 2011-01-11 Jeff Law <law@redhat.com>
2968 PR tree-optimization/47086
2969 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2970 IVs from statements that might throw.
2972 2011-01-10 Jan Hubicka <jh@suse.cz>
2975 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2977 2011-01-10 Jan Hubicka <jh@suse.cz>
2980 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2981 when correcting profile.
2983 2011-01-10 Jan Hubicka <jh@suse.cz>
2986 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2988 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2989 Restore DECL_FINI_PRIORITY.
2991 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2993 * doc/gimple.texi: Fix quoting of multi-word return values in
2994 @deftypefn statements. Ensure presence of return value. Wrap
2995 overlong @deftypefn lines.
2996 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2997 descriptions of removed functions.
2998 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2999 of multi-word return value in @deftypefn statement.
3001 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3003 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
3004 (Conditional Expressions, Logical Operators)
3005 (Statement and operand traversals): Do not indent smallexample
3006 code. Fix duplicate function argument in example.
3008 2011-01-10 Jeff Law <law@redhat.com>
3010 PR tree-optimization/47141
3011 * ipa-split.c (split_function): Handle case where we are
3012 returning a value and the return block has a virtual operand phi.
3014 2011-01-10 Jan Hubicka <jh@suse.cz>
3016 PR tree-optimization/47234
3017 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
3018 (pass_feedback_split_functions): Declare.
3019 * passes.c (init_optimization_passes): Add ipa-split as subpass of
3021 * ipa-split.c (gate_split_functions): Update comments; disable
3022 split-functions for profile_arc_flag and branch_probabilities.
3023 (gate_feedback_split_functions): New function.
3024 (execute_feedback_split_functions): New function.
3025 (pass_feedback_split_functions): New global var.
3027 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
3030 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
3031 calling gimple_call_set_cannot_inline.
3033 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
3035 * config/darwin-sections.def: Remove unused section.
3037 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
3040 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
3042 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
3045 * c-parser.c (c_parser_declaration_or_fndef): Improved
3048 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
3050 * config/i386/winnt.c (i386_pe_start_function): Make sure
3051 to switch back to function's section.
3053 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
3057 * plugin.c: Move include of dlfcn.h from here...
3058 * system.h: ... to here.
3060 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3062 * doc/cpp.texi (C++ Named Operators): Fix markup for header
3064 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
3065 two extra empty pages in PDF output.
3067 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
3070 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
3071 for error recovery purposes behave as if it was not specified so
3072 that the default type is usd.
3074 2011-01-07 Jan Hubicka <jh@suse.cz>
3076 PR tree-optmization/46469
3077 * ipa.c (function_and_variable_visibility): Clear needed flags on
3078 nodes with external decls; handle weakrefs merging correctly.
3080 2011-01-07 Joseph Myers <joseph@codesourcery.com>
3082 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
3085 2011-01-07 Jan Hubicka <jh@suse.cz>
3087 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
3088 and no longer claim that gold is required for linker plugin.
3089 * configure: Regenerate.
3090 * gcc.c (PLUGIN_COND): New macro.
3091 (LINK_COMMAND_SPEC): Use it.
3092 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
3093 * config.in (HAVE_LTO_PLUGIN): New.
3094 * configure.ac (--with-lto-plugin): New parameter; autodetect
3097 2011-01-07 Jan Hubicka <jh@suse.cz>
3099 PR tree-optimization/46367
3100 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
3101 when we can update original.
3102 (cgraph_mark_inline_edge): Sanity check.
3103 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
3105 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3107 * config/spu/spu.h (ASM_COMMENT_START): Define.
3109 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
3113 (SWITCH_KEEP_FOR_GCC): Likewise.
3114 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
3115 (do_spec_1): Handle "%>".
3117 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
3119 2011-01-07 Jakub Jelinek <jakub@redhat.com>
3122 * config/i386/i386.c (ix86_delegitimize_address): If
3123 simplify_gen_subreg fails, return orig_x.
3126 * value-prof.c (gimple_stringop_fixed_value): Handle
3127 lhs of the call properly.
3129 2011-01-07 Jan Hubicka <jh@suse.cz>
3132 * lto-opt.c (lto_reissue_options): Set flag_shlib.
3134 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3136 * target.def (function_switched_text_sections): New hook.
3137 * doc/tm.texi: Regenerated.
3138 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3139 * final.c (default_function_switched_text_sections): New.
3140 (final_scan_insn): Call function_switched_text_sections when a
3141 mid-function section change occurs.
3142 * output.h (default_function_switched_text_sections): Declare.
3143 * config/darwin-protos.h (darwin_function_switched_text_sections):
3145 * config/darwin.c (darwin_function_switched_text_sections): New.
3146 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
3148 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
3150 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
3151 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
3152 the secondary code fragment when outputting for DWARF == 2.
3154 2011-01-07 Anatoly Sokolov <aesok@post.ru>
3156 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
3157 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
3159 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
3160 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
3162 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
3165 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
3166 when it is not empty.
3168 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
3171 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
3172 (case ${target}): Add btver1.
3173 * config/i386/driver-i386.c (host_detect_local_cpu): Let
3174 -march=native recognize btver1 processors.
3175 * config/i386/i386-c.c (ix86_target_macros_internal): Add
3176 btver1 def_and_undef
3177 * config/i386/i386.c (struct processor_costs btver1_cost): New
3179 (m_BTVER1): New definition.
3180 (m_AMD_MULTIPLE): Includes m_BTVER1.
3181 (initial_ix86_tune_features): Add btver1 tune.
3182 (processor_target_table): Add btver1 entry.
3183 (static const char *const cpu_names): Add btver1 entry.
3184 (software_prefetching_beneficial_p): Add btver1.
3185 (ix86_option_override_internal): Add btver1 instruction sets.
3186 (ix86_issue_rate): Add btver1.
3187 (ix86_adjust_cost): Add btver1.
3188 * config/i386/i386.h (TARGET_BTVER1): New definition.
3189 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
3190 (enum processor_type): Add PROCESSOR_BTVER1.
3191 * config/i386/i386.md (define_attr "cpu"): Add btver1.
3193 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3196 * config/i386/i386.c (legitimize_tls_address)
3197 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
3198 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
3199 (tls_initial_exec_64_sun): New pattern.
3201 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
3203 * doc/invoke.texi (Overall Options): Improve wording and markup
3204 of the description of -wrapper.
3206 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3208 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
3209 rdynamic, threads): New Driver options.
3211 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3214 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
3215 if coming from .tdata.
3216 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
3218 2011-01-06 Jan Hubicka <jh@suse.cz>
3221 * collect2.c (main): Do not enable LTOmode when plugin is active.
3223 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3226 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
3227 --version output if supported.
3228 * configure: Regenerate.
3230 2011-01-06 Joseph Myers <joseph@codesourcery.com>
3232 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
3235 2011-01-06 Jakub Jelinek <jakub@redhat.com>
3238 * c-convert.c (convert): When converting a complex expression
3239 other than COMPLEX_EXPR to a different complex type, ensure
3240 c_save_expr is called instead of save_expr, unless in_late_binary_op.
3241 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
3242 when converting COMPLEX_TYPE.
3244 2011-01-06 Ira Rosen <irar@il.ibm.com>
3246 PR tree-optimization/47139
3247 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
3248 only the last reduction value is used outside the loop. Update
3251 2011-01-05 Joseph Myers <joseph@codesourcery.com>
3253 * config/rtems.opt: New.
3254 * config.gcc (*-*-rtems*): Use rtems.opt.
3256 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
3258 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
3259 processors do not support 3DNow instructions.
3261 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3263 * config/spu/spu.c (spu_option_override): Set parameter
3264 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
3266 2011-01-05 Jan Hubicka <jh@suse.cz>
3268 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
3269 at the command line.
3271 2011-01-05 Martin Jambor <mjambor@suse.cz>
3274 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
3275 deltas on streamed outgoing edges.
3276 (output_node_opt_summary): Output info for outgoing edges only when
3277 the node is in new parameter set.
3278 (output_cgraph_opt_summary): New parameter set, passed to the two
3279 aforementioned functions. Update its forward declaration and its
3282 2011-01-05 Tom Tromey <tromey@redhat.com>
3284 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
3285 operator to c_finish_omp_atomic.
3286 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
3287 (build_unary_op): Update.
3288 (build_modify_expr): Update.
3289 (build_asm_expr): Update.
3291 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3293 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
3294 newly inserted insns.
3296 (spu_emit_branch_hint): Likewise.
3297 (insert_hbrp_for_ilb_runout): Likewise.
3298 (spu_machine_dependent_reorg): Call df_finish_pass after
3299 schedule_insns returns.
3301 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3303 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
3305 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
3307 PR tree-optimization/47005
3308 * tree-sra.c (struct access): Add 'non_addressable' bit.
3309 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
3310 (decide_one_param_reduction): Return 0 if the parameter is passed by
3311 reference and one of the accesses in the group is non_addressable.
3313 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3315 PR tree-optimization/47056
3316 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
3317 (mark_load): Likewise. Handle FUNCTION_DECL specially.
3318 (mark_store): Likewise. Pass STMT to ipa_record_reference.
3320 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
3322 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
3323 initializer. Skip view conversions from aggregate types.
3325 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
3328 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
3330 2011-01-04 Philipp Thomas <pth@suse.de>
3332 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
3335 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3337 * function.c (thread_prologue_and_epilogue_insns): Do not crash
3338 on empty epilogue sequences.
3340 2011-01-04 Joseph Myers <joseph@codesourcery.com>
3342 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
3343 non-static): New Driver options.
3345 2011-01-04 Jie Zhang <jie@codesourcery.com>
3348 * gcc.c (default_compilers[]): Set combinable field to 0
3349 for all assembly languages.
3351 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
3353 * config/mips/loongson3a.md: New file.
3354 * config/mips/mips.md: Include loongson3a.md.
3355 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
3358 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
3361 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
3362 instead of convert_memory_address_addr_space on the base expression.
3364 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3366 * config/spu/spu.c (spu_option_override): Update error text
3367 for bad -march= / -mtune= values.
3369 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3371 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
3372 if branch-hint optimization will be performed.
3374 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3376 PR tree-optimization/47148
3377 * ipa-split.c (split_function): Convert arguments to
3378 DECL_ARG_TYPE if possible.
3380 PR tree-optimization/47155
3381 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
3384 PR rtl-optimization/47157
3385 * combine.c (try_combine): If undobuf.other_insn becomes
3386 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
3387 and set *new_direct_jump_p too.
3389 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
3391 PR tree-optimization/47021
3392 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
3394 2011-01-03 Jakub Jelinek <jakub@redhat.com>
3396 * gcc.c (process_command): Update copyright notice dates.
3397 * gcov.c (print_version): Likewise.
3398 * gcov-dump.c (print_version): Likewise.
3399 * mips-tfile.c (main): Likewise.
3400 * mips-tdump.c (main): Likewise.
3402 2011-01-03 Martin Jambor <mjambor@suse.cz>
3404 PR tree-optimization/46801
3405 * tree-sra.c (type_internals_preclude_sra_p): Check whether
3406 aggregate fields start at byte boundary instead of the bit-field flag.
3408 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
3411 * gcc.c (main): Revert revision 168407.
3413 2011-01-03 Martin Jambor <mjambor@suse.cz>
3415 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
3417 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3419 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
3420 vector optab to expand vector/scalar shift, update gimple to vector.
3422 2011-01-03 Martin Jambor <mjambor@suse.cz>
3424 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
3427 2011-01-03 Martin Jambor <mjambor@suse.cz>
3429 PR tree-optimization/46984
3430 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
3432 (cgraph_create_indirect_edge): Fixed line length.
3433 (cgraph_indirect_call_info): Declare.
3434 (cgraph_make_edge_direct) Update declaration.
3435 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
3436 (cgraph_create_indirect_edge): Use it.
3437 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
3439 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
3440 the new thunk_delta representation.
3441 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
3443 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
3444 (ipa_read_indirect_edge_info): Likewise.
3445 * lto-cgraph.c (output_edge_opt_summary): New function.
3446 (output_node_opt_summary): Call it on all outgoing edges.
3447 (input_edge_opt_summary): New function.
3448 (input_node_opt_summary): Call it on all outgoing edges.
3450 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
3453 * gcc.c (main): Don't check have_o when settting combine_inputs.
3455 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
3457 * regrename.c: Add general comment describing the pass.
3458 (struct du_head): Remove 'length' field.
3459 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3460 (regrename_optimize): Do not sort chains. Rework comments, add others.
3461 Force renaming to the preferred class (if any) in the first pass and do
3462 not consider registers that belong to it in the second pass.
3463 (create_new_chain): Do not set 'length' field.
3464 (scan_rtx_reg): Likewise.
3466 2011-01-02 Jakub Jelinek <jakub@redhat.com>
3468 PR tree-optimization/47140
3469 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3470 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3473 PR rtl-optimization/47028
3474 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3475 parm_birth_insn instead of at the beginning of first bb.
3477 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
3479 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3480 Remove the word "see" before "@pxref".
3481 * doc/rtl.texi: Remove the word "see" before "@pxref".
3483 2011-01-01 Jan Hubicka <jh@suse.cz>
3485 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3488 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
3491 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3494 Copyright (C) 2011 Free Software Foundation, Inc.
3496 Copying and distribution of this file, with or without modification,
3497 are permitted in any medium without royalty provided the copyright
3498 notice and this notice are preserved.