1#include <clc/clc.h> 2#include <clc/clcmacro.h> 3 4_CLC_OVERLOAD _CLC_DEF float rsqrt(float x) 5{ 6 return __builtin_r600_recipsqrt_ieeef(x); 7} 8 9_CLC_UNARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, rsqrt, float); 10 11#ifdef cl_khr_fp64 12 13#pragma OPENCL EXTENSION cl_khr_fp64 : enable 14 15_CLC_OVERLOAD _CLC_DEF double rsqrt(double x) 16{ 17 return __builtin_r600_recipsqrt_ieee(x); 18} 19 20_CLC_UNARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, rsqrt, double); 21 22#endif 23