1 1 6.31.22 Nvidia PTX Function Attributes 1 -------------------------------------- 1 1 These function attributes are supported by the Nvidia PTX back end: 1 1 'kernel' 1 This attribute indicates that the corresponding function should be 1 compiled as a kernel function, which can be invoked from the host 1 via the CUDA RT library. By default functions are only callable 1 only from other PTX functions. 1 1 Kernel functions must have 'void' return type. 1