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| author |  Gael Guennebaud <g.gael@free.fr> | 2016-08-29 11:05:32 +0200 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2016-08-29 11:05:32 +0200 |
| commit | 8f4b4ad5fb0979abb4ab40b7abae0308bc5cfb61 (patch) | |
| tree | b3ec51dd8517e4ff8e607f86fc84e9e96990a332 /Eigen/src/Core/arch/CUDA | |
| parent | 35a8e945774581748dfe4a1993fbea71e6017102 (diff) | |
use ::hlog if available.
Diffstat (limited to 'Eigen/src/Core/arch/CUDA')
| -rw-r--r-- | Eigen/src/Core/arch/CUDA/Half.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Eigen/src/Core/arch/CUDA/Half.h b/Eigen/src/Core/arch/CUDA/Half.h index abe630d75..52892db38 100644 --- a/Eigen/src/Core/arch/CUDA/Half.h +++ b/Eigen/src/Core/arch/CUDA/Half.h @@ -389,7 +389,11 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half exp(const half& a) { return half(::expf(float(a))); } 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)); +#else return half(::logf(float(a))); +#endif } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC half log1p(const half& a) { return half(numext::log1p(float(a))); @@ -503,7 +507,11 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC Eigen::half exph(const Eigen::half& a) { return Eigen::half(::expf(float(a))); } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC Eigen::half logh(const Eigen::half& a) { +#if defined __CUDACC_VER__ && __CUDACC_VER__ >= 80000 && defined(__CUDA_ARCH__) && __CUDA_ARCH__ >= 530 + return Eigen::half(::hlog(a)); +#else return Eigen::half(::logf(float(a))); +#endif } EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC Eigen::half sqrth(const Eigen::half& a) { return Eigen::half(::sqrtf(float(a))); |