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31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
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diff --git a/Eigen/src/Core/arch/CUDA/Half.h b/Eigen/src/Core/arch/CUDA/Half.h
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index 755e620..85e445b 100644
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--- a/Eigen/src/Core/arch/CUDA/Half.h
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+++ b/Eigen/src/Core/arch/CUDA/Half.h
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@@ -209,7 +209,11 @@ namespace half_impl {
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// conversion steps back and forth.
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EIGEN_STRONG_INLINE __device__ half operator + (const half& a, const half& b) {
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+#if defined(EIGEN_CUDACC_VER) && EIGEN_CUDACC_VER >= 90000
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+ return __hadd(::__half(a), ::__half(b));
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+#else
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return __hadd(a, b);
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+#endif
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}
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EIGEN_STRONG_INLINE __device__ half operator * (const half& a, const half& b) {
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return __hmul(a, b);
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@@ -218,9 +222,13 @@ EIGEN_STRONG_INLINE __device__ half operator - (const half& a, const half& b) {
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return __hsub(a, b);
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}
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EIGEN_STRONG_INLINE __device__ half operator / (const half& a, const half& b) {
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+#if defined(EIGEN_CUDACC_VER) && EIGEN_CUDACC_VER >= 90000
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+ return __hdiv(a, b);
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+#else
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float num = __half2float(a);
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float denom = __half2float(b);
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return __float2half(num / denom);
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+#endif
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}
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EIGEN_STRONG_INLINE __device__ half operator - (const half& a) {
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return __hneg(a);
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