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Add absolute_difference coefficient-wise binary Array function

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This commit is contained in:
Joel Holdsworth
2020-03-19 17:45:20 +00:00
committed by Rasmus Munk Larsen
parent 6ff5a14091
commit d5c665742b
8 changed files with 143 additions and 0 deletions
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5
Eigen/src/Core/GenericPacketMath.h
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@@ -52,6 +52,7 @@ struct default_packet_traits
HasAbs = 1,
HasArg = 0,
HasAbs2 = 1,
HasAbsDiff = 0,
HasMin = 1,
HasMax = 1,
HasConj = 1,
@@ -322,6 +323,10 @@ pcmp_eq(const Packet& a, const Packet& b) { return a==b ? ptrue(a) : pzero(a); }
template<typename Packet> EIGEN_DEVICE_FUNC inline Packet
pcmp_lt_or_nan(const Packet& a, const Packet& b) { return pnot(pcmp_le(b,a)); }
/** \internal \returns the min of \a a and \a b (coeff-wise) */
template<typename Packet> EIGEN_DEVICE_FUNC inline Packet
pabsdiff(const Packet& a, const Packet& b) { return pselect(pcmp_lt(a, b), psub(b, a), psub(a, b)); }
/** \internal \returns a packet version of \a *from, from must be 16 bytes aligned */
template<typename Packet> EIGEN_DEVICE_FUNC inline Packet
pload(const typename unpacket_traits<Packet>::type* from) { return *from; }