* configure.ac (libcilkrts_cv_have_attribute_visibility): Check
for __attribute__((visibility)).
* configure: Regenerate.
* include/cilk/common.h (CILK_EXPORT, CILK_EXPORT_DATA): Only use
__attribute__((visibility)) if HAVE_ATTRIBUTE_VISIBILITY.
From-SVN: r205254
* tree-ssa-threadupdate.c: Include tree-cfg.h and tree-pass.h
(thread_block_1): Do not cancel jump threads which go from
inside a loop, through the header, then back inside the loop.
(bb_ends_with_multiway_branch): New function.
(thread_through_all_blocks): Handle threading cases which start
in a loop through the loop header to a point in the loop.
From-SVN: r205246
2013-11-21 Teresa Johnson <tejohnson@google.com>
PR target/59233
* cfgcleanup.c (outgoing_edges_match): Walk up past note instructions
not understood by old_insns_match_p.
From-SVN: r205243
* tree-vect-generic.c (optimize_vector_constructor): New function.
(expand_vector_operations_1): Call it.
* gcc.dg/vect/vect-124.c: New test.
From-SVN: r205240
2013-11-21 Cary Coutant <ccoutant@google.com>
gcc/
* dwarf2out.c (want_pubnames): Don't do pubnames for -g1.
(add_linkage_name): Don't add linkage name for -g1.
(decls_for_scope): Process subblocks for -g1.
(dwarf2out_source_line): Output line tables for -g1.
(dwarf2out_finish): Likewise.
* tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
unused scopes for -g1.
* opts.c (common_handle_option): Handle -g same as -g2.
* doc/invoke.texi: Update description for -g1.
gcc/testsuite/
* gcc.dg/debug/dwarf2/mlt1.c: New test.
* gcc.dg/debug/dwarf2/mlt2.c: New test.
From-SVN: r205235
2013-11-21 Richard Biener <rguenther@suse.de>
* tree-ssa-forwprop.c (simplify_vce): New function.
(ssa_forward_propagate_and_combine): Call it.
From-SVN: r205211
2013-11-21 Richard Biener <rguenther@suse.de>
* tree-vect-loop-manip.c (vect_build_loop_niters,
vect_generate_tmps_on_preheader): Move ...
* tree-vect-loop.c (vect_build_loop_niters,
vect_generate_tmps_on_preheader): ... here and simplify.
(vect_transform_loop): Call them here and pass down results
to consumers.
* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound):
Get niter variables from caller.
(vect_do_peeling_for_alignment): Likewise.
* tree-vectorizer.h (vect_generate_tmps_on_preheader): Remove.
(vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
Adjust prototypes.
From-SVN: r205199
2013-11-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/59058
* tree-loop-distribution.c (struct partition_s): Add plus_one
member.
(build_size_arg_loc): Apply niter adjustment here.
(generate_memset_builtin): Adjust.
(generate_memcpy_builtin): Likewise.
(classify_partition): Do not use number_of_exit_cond_executions
but record whether niter needs to be adjusted.
From-SVN: r205197
PR libfortran/49024
* intrinsics/erfc_scaled.c (erfc_scaled_r16): New function.
* intrinsics/erfc_scaled_inc.c: Do not provide quadruple
precision variant.
* gfortran.dg/erf_3.F90: New file.
From-SVN: r205151
gcc:
2013-11-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/vsx.md (vsx_set_<mode>): Adjust for little endian.
(vsx_extract_<mode>): Likewise.
(*vsx_extract_<mode>_one_le): New LE variant on
*vsx_extract_<mode>_zero.
(vsx_extract_v4sf): Adjust for little endian.
gcc/testsuite:
2013-11-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gcc.target/powerpc/pr48258-1.c: Skip for little endian.
From-SVN: r205146
PR libstdc++/49204
* include/std/future (__future_base::_State_base): Rename to
__future_base::_State_baseV2.
(__future_base::_State_baseV2::~_State_baseV2): Define as defaulted.
(__future_base::_State_baseV2::_M_run_deferred): Rename to
_M_complete_async.
(__future_base::_State_baseV2::_M_has_deferred): Add new virtual.
(__future_base::_State_baseV2::wait_for): Call _M_has_deferred() to
test for a deferred function, or call _M_complete_async() to join an
async thread that has made the shared state ready.
(__future_base::_State_baseV2::wait_until): Likewise.
(__future_base::_Async_state_common): Rename to _Async_state_commonV2.
(__future_base::_Async_state_commonV2::_M_run_deferred): Rename to
_M_complete_async.
* src/c++11/compatibility-thread-c++0x.cc (__future_base::_State_base):
Export old definition.
(__future_base::_Async_state_common): Likewise.
* src/c++11/future.cc (__future_base::_State_base::~_State_base):
Remove.
* doc/xml/manual/status_cxx2011.xml: Update status.
* testsuite/30_threads/async/async.cc: Test future_status::timeout
and future_status::ready.
* testsuite/30_threads/async/sync.cc: Test future_status::deferred.
From-SVN: r205144
2013-11-20 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/59133
* lra.c (expand_reg_data): Add new argument. Set up ALL_REGS for
new pseudos.
(lra_create_new_reg_with_unique_value): Pass new argument value.
(lra_emit_add, lra_emit_move): Ditto.
* lra-constraints.c (in_class_p): Add check for move for a new
insn.
(change_class): Rename to lra_change_class. Move to lra-int.h.
(get_reload_reg, narrow_reload_pseudo_class): Adjust calls of
change_class.
(process_addr_reg, process_addr): Ditto.
(curr_insn_transform): Ditto. Add check on old pseudo for
optional reload.
* lra-int.h (lra_get_regno_hard_regno): Move below.
(lra_change_class): Renamed change_class from lra.c.
2013-11-20 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/59133
* gcc.target/i386/pr59133.c: New.
From-SVN: r205141
* lra.c (lra): Set lra_in_progress before check_rtl call.
* recog.c (insn_invalid_p): Add !lra_in_progress to prevent
adding clobber regs when LRA is running
From-SVN: r205136
* config/mips/mips.h (ISA_HAS_FP_RECIP_RSQRT): New macro.
* config/mips/mips.c (mips_rtx_costs) <DIV>: Check for
ISA_HAS_FP_RECIP_RSQRT rather than ISA_HAS_FP4.
* config/mips/mips.md (recip_condition): Remove mode attribute.
(div<mode>3): Use ISA_HAS_FP_RECIP_RSQRT rather than
<recip_condition>.
(*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Likewise.
From-SVN: r205129
* config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Do not
allow subregs of TDmode in FPRs of smaller size in little-endian.
(rs6000_split_multireg_move): When splitting an access to TDmode
in FPRs, do not use simplify_gen_subreg.
From-SVN: r205123
