From e09eb835dbf15b7bd0de9dc8786080a2eb377fdb Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Tue, 8 Mar 2016 12:07:33 -0800
Subject: Decoupled the packet type definition from the definition of the
 tensor ops. All the vectorization is now defined in the tensor evaluators.
 This will make it possible to relialably support devices with different
 packet types in the same compilation unit.

---
 .../Eigen/CXX11/src/Tensor/TensorEvaluator.h       | 26 ++++++++++------------
 1 file changed, 12 insertions(+), 14 deletions(-)

(limited to 'unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h')

diff --git a/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h b/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h
index f726585b1..d8afdcd1b 100644
--- a/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h
+++ b/unsupported/Eigen/CXX11/src/Tensor/TensorEvaluator.h
@@ -29,9 +29,8 @@ struct TensorEvaluator
 {
   typedef typename Derived::Index Index;
   typedef typename Derived::Scalar Scalar;
-  typedef typename Derived::Packet Packet;
   typedef typename Derived::Scalar CoeffReturnType;
-  typedef typename Derived::Packet PacketReturnType;
+  typedef typename PacketType<CoeffReturnType, Device>::type PacketReturnType;
   typedef typename Derived::Dimensions Dimensions;
 
   // NumDimensions is -1 for variable dim tensors
@@ -40,7 +39,7 @@ struct TensorEvaluator
 
   enum {
     IsAligned = Derived::IsAligned,
-    PacketAccess = Derived::PacketAccess,
+    PacketAccess = (internal::unpacket_traits<PacketReturnType>::size > 1),
     Layout = Derived::Layout,
     CoordAccess = NumCoords > 0,
     RawAccess = true
@@ -75,13 +74,13 @@ struct TensorEvaluator
   template<int LoadMode> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
   PacketReturnType packet(Index index) const
   {
-    return internal::ploadt<Packet, LoadMode>(m_data + index);
+    return internal::ploadt<PacketReturnType, LoadMode>(m_data + index);
   }
 
   template <int StoreMode> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
-  void writePacket(Index index, const Packet& x)
+  void writePacket(Index index, const PacketReturnType& x)
   {
-    return internal::pstoret<Scalar, Packet, StoreMode>(m_data + index, x);
+    return internal::pstoret<Scalar, PacketReturnType, StoreMode>(m_data + index, x);
   }
 
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType coeff(const array<DenseIndex, NumCoords>& coords) const {
@@ -135,9 +134,8 @@ struct TensorEvaluator<const Derived, Device>
 {
   typedef typename Derived::Index Index;
   typedef typename Derived::Scalar Scalar;
-  typedef typename Derived::Packet Packet;
   typedef typename Derived::Scalar CoeffReturnType;
-  typedef typename Derived::Packet PacketReturnType;
+  typedef typename PacketType<CoeffReturnType, Device>::type PacketReturnType;
   typedef typename Derived::Dimensions Dimensions;
 
   // NumDimensions is -1 for variable dim tensors
@@ -146,7 +144,7 @@ struct TensorEvaluator<const Derived, Device>
 
   enum {
     IsAligned = Derived::IsAligned,
-    PacketAccess = Derived::PacketAccess,
+    PacketAccess = (internal::unpacket_traits<PacketReturnType>::size > 1),
     Layout = Derived::Layout,
     CoordAccess = NumCoords > 0,
     RawAccess = true
@@ -176,7 +174,7 @@ struct TensorEvaluator<const Derived, Device>
   template<int LoadMode> EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE
   PacketReturnType packet(Index index) const
   {
-    return internal::ploadt_ro<Packet, LoadMode>(m_data + index);
+    return internal::ploadt_ro<PacketReturnType, LoadMode>(m_data + index);
   }
 
   EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE CoeffReturnType coeff(const array<DenseIndex, NumCoords>& coords) const {
@@ -220,7 +218,7 @@ struct TensorEvaluator<const TensorCwiseNullaryOp<NullaryOp, ArgType>, Device>
   typedef typename XprType::Index Index;
   typedef typename XprType::Scalar Scalar;
   typedef typename internal::traits<XprType>::Scalar CoeffReturnType;
-  typedef typename internal::traits<XprType>::Packet PacketReturnType;
+  typedef typename PacketType<CoeffReturnType, Device>::type PacketReturnType;
   typedef typename TensorEvaluator<ArgType, Device>::Dimensions Dimensions;
 
   EIGEN_DEVICE_FUNC const Dimensions& dimensions() const { return m_argImpl.dimensions(); }
@@ -271,7 +269,7 @@ struct TensorEvaluator<const TensorCwiseUnaryOp<UnaryOp, ArgType>, Device>
   typedef typename XprType::Index Index;
   typedef typename XprType::Scalar Scalar;
   typedef typename internal::traits<XprType>::Scalar CoeffReturnType;
-  typedef typename internal::traits<XprType>::Packet PacketReturnType;
+  typedef typename PacketType<CoeffReturnType, Device>::type PacketReturnType;
   typedef typename TensorEvaluator<ArgType, Device>::Dimensions Dimensions;
 
   EIGEN_DEVICE_FUNC const Dimensions& dimensions() const { return m_argImpl.dimensions(); }
@@ -331,7 +329,7 @@ struct TensorEvaluator<const TensorCwiseBinaryOp<BinaryOp, LeftArgType, RightArg
   typedef typename XprType::Index Index;
   typedef typename XprType::Scalar Scalar;
   typedef typename internal::traits<XprType>::Scalar CoeffReturnType;
-  typedef typename internal::traits<XprType>::Packet PacketReturnType;
+  typedef typename PacketType<CoeffReturnType, Device>::type PacketReturnType;
   typedef typename TensorEvaluator<LeftArgType, Device>::Dimensions Dimensions;
 
   EIGEN_DEVICE_FUNC const Dimensions& dimensions() const
@@ -399,7 +397,7 @@ struct TensorEvaluator<const TensorSelectOp<IfArgType, ThenArgType, ElseArgType>
 
   typedef typename XprType::Index Index;
   typedef typename internal::traits<XprType>::Scalar CoeffReturnType;
-  typedef typename internal::traits<XprType>::Packet PacketReturnType;
+  typedef typename PacketType<CoeffReturnType, Device>::type PacketReturnType;
   typedef typename TensorEvaluator<IfArgType, Device>::Dimensions Dimensions;
 
   EIGEN_DEVICE_FUNC const Dimensions& dimensions() const
-- 
cgit v1.2.3