nvcc_test.cu

#include <iostream>
#include <cuda_runtime.h>

class Vec3 {
private:
    float3 _data;
public:
    __host__ __device__ Vec3() {}
    constexpr __host__ __device__
    Vec3(float _x, float _y, float _z): 
        _data({_x, _y, _z}) {}

    constexpr __host__ __device__ const float& x() const { return _data.x; }
    constexpr __host__ __device__ const float& y() const { return _data.y; }
    constexpr __host__ __device__ const float& z() const { return _data.z; }
};

int main() {
    cudaDeviceProp prop;
    int device = 0;
    cudaGetDeviceProperties(&prop, device);
    std::cout << "sharedMemPerBlock: " << prop.sharedMemPerBlock << " bytes" << std::endl;
    std::cout << "sharedMemPerMultiprocessor: " << prop.sharedMemPerMultiprocessor << " bytes" << std::endl;
    std::cout << "sharedMemPerBlockOptin: " << prop.sharedMemPerBlockOptin << " bytes" << std::endl;
    std::cout << "maxThreadsPerBlock: " << prop.maxThreadsPerBlock << std::endl;
    std::cout << "maxThreadsPerMultiProcessor: " << prop.maxThreadsPerMultiProcessor << std::endl;
    std::cout << "concurrentKernels: " << prop.concurrentKernels << std::endl;
    std::cout << "maxBlocksPerMultiProcessor: " << prop.maxBlocksPerMultiProcessor << std::endl;
    std::cout << "multiProcessorCount: " << prop.multiProcessorCount << std::endl;
    std::cout << "totalConstMem: " << prop.totalConstMem << " bytes"<< std::endl;

    constexpr Vec3 data(1, 2, 3);
    std::cout << data.x() << ", " << data.y() << ", " << data.z() << std::endl;

    return 0;
}