1 files changed, 9 insertions, 0 deletions
diff --git a/Eigen/src/Core/arch/GPU/PacketMath.h b/Eigen/src/Core/arch/GPU/PacketMath.h
index c1b097fb9..cd4615a45 100644
--- a/Eigen/src/Core/arch/GPU/PacketMath.h
+++ b/Eigen/src/Core/arch/GPU/PacketMath.h
@@ -53,6 +53,7 @@ template<> struct packet_traits<float> : default_packet_traits
     HasBetaInc = 1,
 
     HasBlend = 0,
+    HasFloor = 1,
   };
 };
 
@@ -86,6 +87,7 @@ template<> struct packet_traits<double> : default_packet_traits
     HasBetaInc = 1,
 
     HasBlend = 0,
+    HasFloor = 1,
   };
 };
 
@@ -408,6 +410,13 @@ template<> EIGEN_DEVICE_FUNC inline double2 pabs<double2>(const double2& a) {
   return make_double2(fabs(a.x), fabs(a.y));
 }
 
+template<> EIGEN_DEVICE_FUNC inline float4  pfloor<float4>(const float4& a) {
+  return make_float4(floorf(a.x), floorf(a.y), floorf(a.z), floorf(a.w));
+}
+template<> EIGEN_DEVICE_FUNC inline double2 pfloor<double2>(const double2& a) {
+  return make_double2(floor(a.x), floor(a.y));
+}
+
 EIGEN_DEVICE_FUNC inline void
 ptranspose(PacketBlock<float4,4>& kernel) {
   float tmp = kernel.packet[0].y;