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Implement a faster fix for sin/cos of large entries that also correctly handle INF input.

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Gael Guennebaud
2018-12-23 17:26:21 +01:00
parent 38d704def8
commit 0f6f75bd8a
2 changed files with 23 additions and 6 deletions
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16
test/packetmath.cpp
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@@ -579,6 +579,22 @@ template<typename Scalar,typename Packet> void packetmath_real()
VERIFY(data2[0]<=Scalar(1.) && data2[0]>=Scalar(-1.));
VERIFY(data2[1]<=Scalar(1.) && data2[1]>=Scalar(-1.));
}
data1[0] = std::numeric_limits<Scalar>::infinity();
data1[1] = -std::numeric_limits<Scalar>::infinity();
h.store(data2, internal::psin(h.load(data1)));
VERIFY((numext::isnan)(data2[0]));
VERIFY((numext::isnan)(data2[1]));
h.store(data2, internal::pcos(h.load(data1)));
VERIFY((numext::isnan)(data2[0]));
VERIFY((numext::isnan)(data2[1]));
data1[0] = std::numeric_limits<Scalar>::quiet_NaN();
h.store(data2, internal::psin(h.load(data1)));
VERIFY((numext::isnan)(data2[0]));
h.store(data2, internal::pcos(h.load(data1)));
VERIFY((numext::isnan)(data2[0]));
}
}
}