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Bug #1785: Introduce numext::rint.

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This provides a new op that matches std::rint and previous behavior of
pround. Also adds corresponding unsupported/../Tensor op.
Performance is the same as e. g. floor (tested SSE/AVX).
This commit is contained in:
Ilya Tokar
2019-12-16 16:00:35 -05:00
parent d0ae052da4
commit 19876ced76
12 changed files with 117 additions and 1 deletions
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2
test/packetmath.cpp
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@@ -518,6 +518,7 @@ template<typename Scalar,typename Packet> void packetmath_real()
CHECK_CWISE1_IF(PacketTraits::HasRound, numext::round, internal::pround);
CHECK_CWISE1_IF(PacketTraits::HasCeil, numext::ceil, internal::pceil);
CHECK_CWISE1_IF(PacketTraits::HasFloor, numext::floor, internal::pfloor);
CHECK_CWISE1_IF(PacketTraits::HasRint, numext::rint, internal::print);
// See bug 1785.
for (int i=0; i<size; ++i)
@@ -526,6 +527,7 @@ template<typename Scalar,typename Packet> void packetmath_real()
data2[i] = -1.5 + i;
}
CHECK_CWISE1_IF(PacketTraits::HasRound, numext::round, internal::pround);
CHECK_CWISE1_IF(PacketTraits::HasRint, numext::rint, internal::print);
for (int i=0; i<size; ++i)
{