sqrtf
float sqrtf(float);
extern float sqrtf(float);
return (sqrtf(x));
F_RE(ans) = sqrtf(ax);
F_IM(ans) = sqrtf(ax);
info->res.val.f = sqrtf(info->op1.val.f);
RETURN(sqrtf(res))
*py = sqrtf(res);
extern float sqrtf(float);
extern float sqrtf(float);
*y = sqrtf(*x);