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Vectorize erf(x) for double.

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This commit is contained in:
Rasmus Munk Larsen
2024-11-16 19:05:16 +00:00
parent d6e3b528b2
commit 5133c836c0
6 changed files with 134 additions and 93 deletions
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2
Eigen/src/Core/arch/AVX/PacketMath.h
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@@ -1,3 +1,4 @@
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
@@ -145,6 +146,7 @@ struct packet_traits<double> : default_packet_traits {
#endif
HasTanh = EIGEN_FAST_MATH,
HasLog = 1,
HasErf = 1,
HasErfc = 1,
HasExp = 1,
HasSqrt = 1,

1
Eigen/src/Core/arch/AVX512/PacketMath.h
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@@ -155,6 +155,7 @@ struct packet_traits<double> : default_packet_traits {
HasExp = 1,
HasATan = 1,
HasTanh = EIGEN_FAST_MATH,
HasErf = EIGEN_FAST_MATH,
HasErfc = EIGEN_FAST_MATH,
HasATanh = 1,
HasCmp = 1,

1
Eigen/src/Core/arch/AltiVec/PacketMath.h
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@@ -3183,6 +3183,7 @@ struct packet_traits<double> : default_packet_traits {
HasSin = EIGEN_FAST_MATH,
HasCos = EIGEN_FAST_MATH,
HasTanh = EIGEN_FAST_MATH,
HasErf = EIGEN_FAST_MATH,
HasErfc = EIGEN_FAST_MATH,
HasATanh = 1,
HasATan = 0,

2
Eigen/src/Core/arch/NEON/PacketMath.h
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@@ -5141,7 +5141,7 @@ struct packet_traits<double> : default_packet_traits {
HasSqrt = 1,
HasRsqrt = 1,
HasTanh = EIGEN_FAST_MATH,
HasErf = 0,
HasErf = EIGEN_FAST_MATH,
HasErfc = EIGEN_FAST_MATH
};
};

1
Eigen/src/Core/arch/SSE/PacketMath.h
View File

@@ -217,6 +217,7 @@ struct packet_traits<double> : default_packet_traits {
HasCos = EIGEN_FAST_MATH,
HasTanh = EIGEN_FAST_MATH,
HasLog = 1,
HasErf = EIGEN_FAST_MATH,
HasErfc = EIGEN_FAST_MATH,
HasExp = 1,
HasSqrt = 1,