libclc/generic/lib/relational/signbit.cl

   1 #include <clc/clc.h>
   2 #include "relational.h"
   3
   4 _CLC_DEFINE_RELATIONAL_UNARY(int, signbit, __builtin_signbitf, float)
   5
   6 #ifdef cl_khr_fp64
   7
   8 #pragma OPENCL EXTENSION cl_khr_fp64 : enable
   9
  10 // The scalar version of signbit(double) returns an int, but the vector versions
  11 // return long.
  12
  13 _CLC_DEF _CLC_OVERLOAD int signbit(double x){
  14         return __builtin_signbit(x);
  15 }
  16
  17 _CLC_DEFINE_RELATIONAL_UNARY_VEC_ALL(long, signbit, double)
  18
  19 #endif
  20 #ifdef cl_khr_fp16
  21
  22 #pragma OPENCL EXTENSION cl_khr_fp16 : enable
  23
  24 // The scalar version of signbit(half) returns an int, but the vector versions
  25 // return short.
  26
  27 _CLC_DEF _CLC_OVERLOAD int signbit(half x){
  28         return __builtin_signbit(x);
  29 }
  30
  31 _CLC_DEFINE_RELATIONAL_UNARY_VEC_ALL(short, signbit, half)
  32
  33 #endif