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compat/cuda: add __expf() implementation

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Timo Rothenpieler
2021-08-14 15:04:49 +02:00
parent 1c42fd9323
commit acd3c101ef
1 changed files with 1 additions and 0 deletions
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compat/cuda/cuda_runtime.h
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@@ -184,5 +184,6 @@ static inline __device__ double fabs(double a) { return __builtin_fabs(a); }
static inline __device__ float __sinf(float a) { return __nvvm_sin_approx_f(a); } static inline __device__ float __sinf(float a) { return __nvvm_sin_approx_f(a); }
static inline __device__ float __cosf(float a) { return __nvvm_cos_approx_f(a); } static inline __device__ float __cosf(float a) { return __nvvm_cos_approx_f(a); }
static inline __device__ float __expf(float a) { return __nvvm_ex2_approx_f(a * (float)__builtin_log2(__builtin_exp(1))); }
#endif /* COMPAT_CUDA_CUDA_RUNTIME_H */ #endif /* COMPAT_CUDA_CUDA_RUNTIME_H */