C++ (Cpp) nvptx_open_device示例

示例#1

文件： plugin-nvptx.c 项目： chinabin/gcc-tiny

void
GOMP_OFFLOAD_init_device (int n)
{
  pthread_mutex_lock (&ptx_dev_lock);

  if (!nvptx_init () || ptx_devices[n] != NULL)
    {
      pthread_mutex_unlock (&ptx_dev_lock);
      return;
    }

  ptx_devices[n] = nvptx_open_device (n);
  instantiated_devices++;

  pthread_mutex_unlock (&ptx_dev_lock);
}

示例#2

文件： plugin-nvptx.c 项目： SuperLu/gcc

bool
GOMP_OFFLOAD_init_device (int n)
{
  struct ptx_device *dev;

  pthread_mutex_lock (&ptx_dev_lock);

  if (!nvptx_init () || ptx_devices[n] != NULL)
    {
      pthread_mutex_unlock (&ptx_dev_lock);
      return false;
    }

  dev = nvptx_open_device (n);
  if (dev)
    {
      ptx_devices[n] = dev;
      instantiated_devices++;
    }

  pthread_mutex_unlock (&ptx_dev_lock);

  return dev != NULL;
}