From f41959ccb2d9d4c722fe8fc3351401d53bcf4900 Mon Sep 17 00:00:00 2001
From: Manjunath Kudlur <keveman@gmail.com>
Date: Fri, 6 Nov 2015 16:27:58 -0800
Subject: TensorFlow: Initial commit of TensorFlow library. TensorFlow is an
 open source software library for numerical computation using data flow
 graphs.

Base CL: 107276108
---
 tensorflow/core/kernels/cast_op_gpu.cu.cc | 45 +++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 tensorflow/core/kernels/cast_op_gpu.cu.cc

(limited to 'tensorflow/core/kernels/cast_op_gpu.cu.cc')

diff --git a/tensorflow/core/kernels/cast_op_gpu.cu.cc b/tensorflow/core/kernels/cast_op_gpu.cu.cc
new file mode 100644
index 0000000000..cd198c752b
--- /dev/null
+++ b/tensorflow/core/kernels/cast_op_gpu.cu.cc
@@ -0,0 +1,45 @@
+#if GOOGLE_CUDA
+
+#define EIGEN_USE_GPU
+
+#include "tensorflow/core/framework/bfloat16.h"
+#include "tensorflow/core/kernels/cast_op.h"
+
+namespace tensorflow {
+namespace functor {
+
+typedef Eigen::GpuDevice GPUDevice;
+
+template <typename O, typename I>
+struct CastFunctor<GPUDevice, O, I> {
+  void operator()(const GPUDevice& d, typename TTypes<O>::Flat o,
+                  typename TTypes<I>::ConstFlat i) {
+    Cast<GPUDevice, O, I>(d, o, i);
+  }
+};
+
+#define DEFINE(O, I) template struct CastFunctor<GPUDevice, O, I>;
+DEFINE(float, double);
+DEFINE(float, int32);
+DEFINE(float, int64);
+DEFINE(double, float);
+DEFINE(double, int32);
+DEFINE(double, int64);
+DEFINE(int32, float);
+DEFINE(int32, double);
+DEFINE(int32, int64);
+DEFINE(int64, float);
+DEFINE(int64, double);
+DEFINE(int64, int32);
+DEFINE(int32, bool);
+DEFINE(float, bool);
+DEFINE(float, uint8);
+DEFINE(uint8, float);
+DEFINE(float, bfloat16);
+DEFINE(bfloat16, float);
+#undef DEFINE
+
+}  // end namespace functor
+}  // end namespace tensorflow
+
+#endif  // GOOGLE_CUDA
-- 
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