SWDEV-470698 - fix formatting, add format check workflow (#657)
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@@ -38,86 +38,87 @@ THE SOFTWARE.
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// Device (Kernel) function, it must be void
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__global__ void matrixTranspose(float* out, float* in, const int width) {
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int x = blockDim.x * blockIdx.x + threadIdx.x;
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int y = blockDim.y * blockIdx.y + threadIdx.y;
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int x = blockDim.x * blockIdx.x + threadIdx.x;
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int y = blockDim.y * blockIdx.y + threadIdx.y;
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out[y * width + x] = in[x * width + y];
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out[y * width + x] = in[x * width + y];
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}
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// CPU implementation of matrix transpose
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void matrixTransposeCPUReference(float* output, float* input, const unsigned int width) {
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for (unsigned int j = 0; j < width; j++) {
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for (unsigned int i = 0; i < width; i++) {
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output[i * width + j] = input[j * width + i];
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}
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for (unsigned int j = 0; j < width; j++) {
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for (unsigned int i = 0; i < width; i++) {
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output[i * width + j] = input[j * width + i];
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}
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}
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}
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int main() {
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float* Matrix;
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float* TransposeMatrix;
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float* cpuTransposeMatrix;
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float* Matrix;
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float* TransposeMatrix;
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float* cpuTransposeMatrix;
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float* gpuMatrix;
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float* gpuTransposeMatrix;
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float* gpuMatrix;
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float* gpuTransposeMatrix;
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hipDeviceProp_t devProp;
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checkHipErrors(hipGetDeviceProperties(&devProp, 0));
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hipDeviceProp_t devProp;
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checkHipErrors(hipGetDeviceProperties(&devProp, 0));
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std::cout << "Device name " << devProp.name << std::endl;
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std::cout << "Device name " << devProp.name << std::endl;
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int i;
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int errors;
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int i;
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int errors;
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Matrix = (float*)malloc(NUM * sizeof(float));
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TransposeMatrix = (float*)malloc(NUM * sizeof(float));
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cpuTransposeMatrix = (float*)malloc(NUM * sizeof(float));
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Matrix = (float*)malloc(NUM * sizeof(float));
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TransposeMatrix = (float*)malloc(NUM * sizeof(float));
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cpuTransposeMatrix = (float*)malloc(NUM * sizeof(float));
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// initialize the input data
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for (i = 0; i < NUM; i++) {
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Matrix[i] = (float)i * 10.0f;
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// initialize the input data
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for (i = 0; i < NUM; i++) {
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Matrix[i] = (float)i * 10.0f;
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}
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// allocate the memory on the device side
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checkHipErrors(hipMalloc((void**)&gpuMatrix, NUM * sizeof(float)));
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checkHipErrors(hipMalloc((void**)&gpuTransposeMatrix, NUM * sizeof(float)));
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// Memory transfer from host to device
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checkHipErrors(hipMemcpy(gpuMatrix, Matrix, NUM * sizeof(float), hipMemcpyHostToDevice));
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// Lauching kernel from host
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hipLaunchKernelGGL(
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matrixTranspose, dim3(WIDTH / THREADS_PER_BLOCK_X, WIDTH / THREADS_PER_BLOCK_Y),
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dim3(THREADS_PER_BLOCK_X, THREADS_PER_BLOCK_Y), 0, 0, gpuTransposeMatrix, gpuMatrix, WIDTH);
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// Memory transfer from device to host
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checkHipErrors(
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hipMemcpy(TransposeMatrix, gpuTransposeMatrix, NUM * sizeof(float), hipMemcpyDeviceToHost));
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// CPU MatrixTranspose computation
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matrixTransposeCPUReference(cpuTransposeMatrix, Matrix, WIDTH);
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// verify the results
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errors = 0;
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double eps = 1.0E-6;
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for (i = 0; i < NUM; i++) {
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if (std::abs(TransposeMatrix[i] - cpuTransposeMatrix[i]) > eps) {
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errors++;
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}
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}
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if (errors != 0) {
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printf("FAILED: %d errors\n", errors);
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} else {
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printf("PASSED!\n");
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}
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// allocate the memory on the device side
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checkHipErrors(hipMalloc((void**)&gpuMatrix, NUM * sizeof(float)));
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checkHipErrors(hipMalloc((void**)&gpuTransposeMatrix, NUM * sizeof(float)));
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// free the resources on device side
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checkHipErrors(hipFree(gpuMatrix));
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checkHipErrors(hipFree(gpuTransposeMatrix));
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// Memory transfer from host to device
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checkHipErrors(hipMemcpy(gpuMatrix, Matrix, NUM * sizeof(float), hipMemcpyHostToDevice));
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// free the resources on host side
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free(Matrix);
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free(TransposeMatrix);
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free(cpuTransposeMatrix);
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// Lauching kernel from host
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hipLaunchKernelGGL(matrixTranspose, dim3(WIDTH / THREADS_PER_BLOCK_X, WIDTH / THREADS_PER_BLOCK_Y),
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dim3(THREADS_PER_BLOCK_X, THREADS_PER_BLOCK_Y), 0, 0, gpuTransposeMatrix,
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gpuMatrix, WIDTH);
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// Memory transfer from device to host
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checkHipErrors(hipMemcpy(TransposeMatrix, gpuTransposeMatrix, NUM * sizeof(float), hipMemcpyDeviceToHost));
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// CPU MatrixTranspose computation
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matrixTransposeCPUReference(cpuTransposeMatrix, Matrix, WIDTH);
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// verify the results
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errors = 0;
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double eps = 1.0E-6;
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for (i = 0; i < NUM; i++) {
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if (std::abs(TransposeMatrix[i] - cpuTransposeMatrix[i]) > eps) {
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errors++;
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}
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}
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if (errors != 0) {
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printf("FAILED: %d errors\n", errors);
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} else {
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printf("PASSED!\n");
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}
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// free the resources on device side
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checkHipErrors(hipFree(gpuMatrix));
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checkHipErrors(hipFree(gpuTransposeMatrix));
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// free the resources on host side
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free(Matrix);
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free(TransposeMatrix);
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free(cpuTransposeMatrix);
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return errors;
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return errors;
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}
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