diff options
| -rw-r--r-- | Eigen/src/Core/arch/CUDA/Half.h | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/Eigen/src/Core/arch/CUDA/Half.h b/Eigen/src/Core/arch/CUDA/Half.h index 52892db38..63371bdf4 100644 --- a/Eigen/src/Core/arch/CUDA/Half.h +++ b/Eigen/src/Core/arch/CUDA/Half.h @@ -386,11 +386,15 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half abs(const half& a) { return result; } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half exp(const half& a) { - return half(::expf(float(a))); +#if defined __CUDACC_VER__ && __CUDACC_VER__ >= 80000 && defined __CUDA_ARCH__ && __CUDA_ARCH__ >= 530 + return half(hexp(a)); +#else + return half(::expf(float(a))); +#endif } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half log(const half& a) { #if defined(EIGEN_HAS_CUDA_FP16) && defined __CUDACC_VER__ && __CUDACC_VER__ >= 80000 && defined(__CUDA_ARCH__) && __CUDA_ARCH__ >= 530 - return Eigen::half(::hlog(a)); + return half(::hlog(a)); #else return half(::logf(float(a))); #endif @@ -402,7 +406,11 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half log10(const half& a) { return half(::log10f(float(a))); } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half sqrt(const half& a) { - return half(::sqrtf(float(a))); +#if defined __CUDACC_VER__ && __CUDACC_VER__ >= 80000 && defined __CUDA_ARCH__ && __CUDA_ARCH__ >= 530 + return half(hsqrt(a)); +#else + return half(::sqrtf(float(a))); +#endif } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half pow(const half& a, const half& b) { return half(::powf(float(a), float(b))); @@ -420,10 +428,18 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half tanh(const half& a) { return half(::tanhf(float(a))); } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half floor(const half& a) { +#if defined __CUDACC_VER__ && __CUDACC_VER__ >= 80000 && defined __CUDA_ARCH__ && __CUDA_ARCH__ >= 300 + return half(hfloor(a)); +#else return half(::floorf(float(a))); +#endif } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half ceil(const half& a) { +#if defined __CUDACC_VER__ && __CUDACC_VER__ >= 80000 && defined __CUDA_ARCH__ && __CUDA_ARCH__ >= 300 + return half(hceil(a)); +#else return half(::ceilf(float(a))); +#endif } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half (min)(const half& a, const half& b) { |