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
PR middle-end/21718
* real.c: Remove comment about decimal string conversion and
rounding errors.
(real_from_string): Use MPFR to convert nonzero decimal constant
to REAL_VALUE_TYPE.
testsuite:
* gcc.dg/float-exact-1.c: New test.
From-SVN: r205119
PR rtl-optimization/54300
gcc/
PR rtl-optimization/54300
* regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
outputs in a single-set are killed from the value chains.
gcc/testsuite:
PR rtl-optimization/54300
* gcc.target/arm/pr54300.C: New test.
From-SVN: r205117
2013-11-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.c (s390_canonicalize_comparison): Don't fold
int comparisons with an out of range condition code.
(s390_optimize_nonescaping_tx): Skip empty BBs.
Generate the new tbegin RTX when removing the FPR clobbers (with
two SETs).
(s390_expand_tbegin): Fix the retry loop counter. Copy CC to the
result before doing the retry calculations.
(s390_init_builtins): Make tbegin "returns_twice" and tabort
"noreturn".
* config/s390/s390.md (UNSPECV_TBEGIN_TDB): New constant used for
the TDB setting part of an tbegin.
("tbegin_1", "tbegin_nofloat_1"): Add a set for the TDB.
("tx_assist"): Set unused argument to an immediate zero instead of
loading zero into a GPR and pass it as argument.
* config/s390/htmxlintrin.h (__TM_simple_begin, __TM_begin):
Remove inline and related attributes.
(__TM_nesting_depth, __TM_is_user_abort, __TM_is_named_user_abort)
(__TM_is_illegal, __TM_is_footprint_exceeded)
(__TM_is_nested_too_deep, __TM_is_conflict): Fix format value
check.
2013-11-20 Dominik Vogt <vogt@linux.vnet.ibm.com>
* gcc.target/s390/htm-1.c: Rename to ...
* gcc/testsuite/gcc.target/s390/htm-builtins-compile-1.c: ... this
one.
* gcc.target/s390/htm-xl-intrin-1.c: Rename to ...
* gcc.target/s390/htm-builtins-compile-3.c: ... this one.
* gcc.target/s390/htm-builtins-compile-2.c: New testcase.
* gcc.target/s390/htm-builtins-1.c: New testcase.
* gcc.target/s390/htm-builtins-2.c: New testcase.
* gcc.target/s390/s390.exp: Add check for htm machine.
From-SVN: r205099
2013-11-20 Richard Biener <rguenther@suse.de>
PR lto/59035
* lto-opts.c (lto_write_options): Write defaults only if
they were not explicitely specified. Also write
-ffp-contract default.
* lto-wrapper.c (merge_and_complain): Merge -ffp-contract
conservatively.
(run_gcc): Pass through -ffp-contract.
From-SVN: r205096
2013-11-19 Joshua J Cogliati <jrincayc@yahoo.com>
PR c/53001
Splitting out a -Wfloat-conversion from -Wconversion for
conversions that lower floating point number precision
or conversion from floating point numbers to integers.
gcc/c-family/
* c-common.c (unsafe_conversion_p): Make this function
return an enumeration with more detail.
(conversion_warning): Use the new return type of
unsafe_conversion_p to separately warn either about conversions
that lower floating point number precision or about the other
kinds of conversions.
* c-common.h (enum conversion_safety): New enumeration.
(unsafe_conversion_p): switching return type to
conversion_safety enumeration.
* c.opt: Adding new warning -Wfloat-conversion and
enabling it with -Wconversion.
gcc/
* doc/invoke.texi: Adding documentation about
-Wfloat-conversion.
gcc/testsuite/
* c-c++-common/Wfloat-conversion.c: Copies relevant
tests from c-c++-common/Wconversion-real.c,
gcc.dg/Wconversion-real-integer.c and gcc.dg/pr35635.c into
new testcase for conversions that are warned about by
-Wfloat-conversion.
From-SVN: r205090
gcc/
* gdbhooks.py (VecPrinter): New class, for prettyprinting pointers
to "vec<>" instances.
(build_pretty_printer): Register the vec<>* prettyprinter.
From-SVN: r205086
* gdbhooks.py (GdbSubprinter.__init__): Drop str_type_ field.
(GdbSubprinter.handles_type): New.
(GdbSubprinterTypeList): New subclass of GdbSubprinter.
(GdbSubprinterRegex): New subclass of GdbSubprinter.
(GdbPrettyPrinters.add_printer): Remove in favor of...
(GdbPrettyPrinters.add_printer_for_types): ...this new method
and...
(GdbPrettyPrinters.add_printer_for_regex): ...this other new method.
(GdbPrettyPrinters.__call__): Update search for subprinter
to use handles_type method.
(build_pretty_printer): Update registration of subprinters to
use the new API above, supporting multiple spelling of each type,
and allowing for future regex-based subprinters.
From-SVN: r205085
2013-11-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Adjust
V16QI vector splat case for little endian.
From-SVN: r205080
* tree-ssa-threadedge.c (thread_across_edge): After threading
through a joiner, allow threading a normal block requiring
duplication.
* tree-ssa-threadupdate.c (thread_block_1): Improve code to detect
jump threading requests that would muck up the loop structures.
From-SVN: r205074
Oleg Endo
David Malcolm
Mike Stump
GCC Administrator
Andrew MacLeod
Francois-Xavier Coudert
Bill Schmidt
Jonathan Wakely
Vladimir Makarov
Robert Suchanek
Maciej W. Rozycki
Eric Botcazou
Basile Starynkevitch
Ulrich Weigand
Joseph Myers
Eric Botcazou
Richard Earnshaw
Ilya Enkovich
Diego Novillo
Jan Hubicka
Richard Sandiford
James Greenhalgh
Yuri Rumyantsev
Kenneth Zadeck
Richard Sandiford
Andreas Krebbel
Richard Biener
Jan-Benedict Glaw
Joshua J Cogliati
Miro Kropacek
Uros Bizjak
David Edelsohn
Jeff Law
Mike Stump