| #include <clc/clc.h> | |
| #include "../clcmacro.h" | |
| #define SIGN(TYPE, F) \ | |
| _CLC_DEF _CLC_OVERLOAD TYPE sign(TYPE x) { \ | |
| if (isnan(x)) { \ | |
| return 0.0F; \ | |
| } \ | |
| if (x > 0.0F) { \ | |
| return 1.0F; \ | |
| } \ | |
| if (x < 0.0F) { \ | |
| return -1.0F; \ | |
| } \ | |
| return x; /* -0.0 or +0.0 */ \ | |
| } | |
| SIGN(float, f) | |
| _CLC_UNARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, float, sign, float) | |
| #ifdef cl_khr_fp64 | |
| #pragma OPENCL EXTENSION cl_khr_fp64 : enable | |
| SIGN(double, ) | |
| _CLC_UNARY_VECTORIZE(_CLC_OVERLOAD _CLC_DEF, double, sign, double) | |
| #endif |