Method exist

jvm/core/src/main/java/org/apache/tvm/Device.java:173–180

Whether this device exists. @return true if exists.

()

   * @return true if exists.
   */
  public boolean exist() {
    TVMValue ret = APIInternal.get("runtime.GetDeviceAttr")
                       .pushArg(deviceType)
                       .pushArg(deviceId)
                       .pushArg(0)
                       .invoke();
    return ((TVMValueLong) ret).value != 0;
  }

  /**
   * Maximum number of threads on each block.