void MainWindow::updateDeviceProperty(int iIndex)
{
CDeviceManager* devManager = CDeviceManager::getInstance();
try
{
if(!devManager->updateDeviceInfo(iIndex))
throw "device not found";
aDeviceLabel->setText(QString::fromLocal8Bit(getDeviceInfoString(devManager->getDeviceModel(iIndex),
devManager->getDeviceVendor(iIndex),
devManager->getDeviceSerial(iIndex),
devManager->getDeviceFileSystem(iIndex)).c_str()));
aMemoryLabel->setText(QString::fromLocal8Bit(getMemoryInfoString(devManager->getDeviceSize(iIndex),
devManager->getDeviceFreeSpace(iIndex),
devManager->getAvailableSpace(iIndex),
devManager->getDeviceCountLBA(iIndex),
devManager->getDeviceSectorSize(iIndex)).c_str()));
aStartEdit->setMaximum(devManager->getDeviceCountLBA(iIndex)-1);
aEndEdit->setMaximum(devManager->getDeviceCountLBA(iIndex)-1);
aEndEdit->setValue(devManager->getDeviceCountLBA(iIndex)-1);
}
catch(...)
{
aDeviceLabel->setText(QString::fromLocal8Bit(getDeviceInfoString().c_str()));
aMemoryLabel->setText(QString::fromLocal8Bit(getMemoryInfoString().c_str()));
}
}
void EasyCL::commonConstructor(cl_platform_id platform_id, cl_device_id device, bool verbose) {
this->verbose = verbose;
queue = 0;
context = 0;
profilingOn = false;
#ifdef USE_CLEW
bool clpresent = 0 == clewInit();
if(!clpresent) {
throw std::runtime_error("OpenCL library not found");
}
#endif
this->platform_id = platform_id;
this->device = device;
if(verbose) {
std::cout << "Using " << getPlatformInfoString(platform_id, CL_PLATFORM_VENDOR) << " , OpenCL platform: " << getPlatformInfoString(platform_id, CL_PLATFORM_NAME) << std::endl;
// std::cout << "Using " << getPlatformInfoString(platform_id, CL_PLATFORM_NAME) << std::endl;
std::cout << "Using OpenCL device: " << getDeviceInfoString(device, CL_DEVICE_NAME) << std::endl;
}
// Context
context = new cl_context();
*context = clCreateContext(0, 1, &device, NULL, NULL, &error);
if (error != CL_SUCCESS) {
throw std::runtime_error("Error creating OpenCL context, OpenCL errocode: " + errorMessage(error));
}
// Command-queue
queue = new cl_command_queue;
*queue = clCreateCommandQueue(*context, device, 0, &error);
if (error != CL_SUCCESS) {
throw std::runtime_error("Error creating OpenCL command queue, OpenCL errorcode: " + errorMessage(error));
}
default_queue = new CLQueue(this, *queue);
}
void DeviceInfo::populate(cl_platform_id platformId, cl_device_id deviceId) {
// this->platformId = platformId;
platformVendor = getPlatformInfoString(platformId, CL_PLATFORM_VENDOR);
platformName = getPlatformInfoString(platformId, CL_PLATFORM_NAME);
// this->deviceId = deviceId;
deviceType = getDeviceInfoInt(deviceId, CL_DEVICE_TYPE);
globalMemSize = getDeviceInfoInt64(deviceId, CL_DEVICE_GLOBAL_MEM_SIZE);
localMemSize = getDeviceInfoInt(deviceId, CL_DEVICE_LOCAL_MEM_SIZE);
globalMemCachelineSize = getDeviceInfoInt(deviceId, CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE);
maxMemAllocSize = getDeviceInfoInt64(deviceId, CL_DEVICE_MAX_MEM_ALLOC_SIZE);
maxComputeUnits = getDeviceInfoInt(deviceId, CL_DEVICE_MAX_COMPUTE_UNITS);
maxWorkGroupSize = getDeviceInfoInt(deviceId, CL_DEVICE_MAX_WORK_GROUP_SIZE);
maxWorkItemDimensions = getDeviceInfoInt(deviceId, CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS);
// maxWorkItemSizes = getDeviceInfoInt(deviceId, CL_MAX_WORK_ITEM_SIZES);
deviceName = getDeviceInfoString(deviceId, CL_DEVICE_NAME);
openClCVersion = getDeviceInfoString(deviceId, CL_DEVICE_OPENCL_C_VERSION);
deviceVersion = getDeviceInfoString(deviceId, CL_DEVICE_VERSION);
maxClockFrequency = getDeviceInfoInt(deviceId, CL_DEVICE_MAX_CLOCK_FREQUENCY);
}
ErrorStatus crossprod_clblas(cl_device_id device, void *inMatrix, void *outMatrix, int nrow, int ncol, bool use_float)
{
std::stringstream result;
float *input_matrix_f = (float *)inMatrix;
float *output_matrix_f = (float *)outMatrix;
double *input_matrix_d = (double *)inMatrix;
double *output_matrix_d = (double *)outMatrix;
if (debug) {
result << "crossprod_clblas( " << (use_float ? "FLOAT" : "DOUBLE") <<
", nrow = " << nrow << ", ncol = " << ncol << ")" << std::endl << std::endl;
}
cl_int err = CL_SUCCESS;
clblasStatus status = clblasSetup();
if (status != CL_SUCCESS) {
if (debug) {
result << "clblasSetup: " << clblasErrorToString(status) << std::endl;
}
err = CL_INVALID_OPERATION;
}
// get first platform
cl_platform_id platform = NULL;
if (err == CL_SUCCESS) {
err = clGetPlatformIDs(1, &platform, NULL);
}
if (debug && err == CL_SUCCESS) {
result << "Platform: " << getPlatformInfoString(platform, CL_PLATFORM_NAME) << std::endl;
result << "Device: " << getDeviceInfoString(device, CL_DEVICE_NAME) << std::endl;
}
// context
cl_context context = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateContext:" << std::endl;
}
context = clCreateContext(NULL, 1, &device, NULL, NULL, &err);
}
// queue
cl_command_queue queue = NULL;
if (err == CL_SUCCESS) {
#ifdef CL_VERSION_2_0
if (debug) {
result << "clCreateCommandQueueWithProperties:" << std::endl;
}
queue = clCreateCommandQueueWithProperties(context, device, NULL, &err);
#else
if (debug) {
result << "clCreateCommandQueue:" << std::endl;
}
queue = clCreateCommandQueue(context, device, 0, &err);
#endif
}
// buffers
cl_mem cl_input_matrix = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateBuffer cl_input_matrix:" << std::endl;
}
if (use_float) {
cl_input_matrix = clCreateBuffer(context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
nrow * ncol * sizeof(float), input_matrix_f, &err);
} else {
cl_input_matrix = clCreateBuffer(context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
nrow * ncol * sizeof(double), input_matrix_d, &err);
}
}
cl_mem cl_output_matrix = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateBuffer cl_output_vector:" << std::endl;
}
if (use_float) {
cl_output_matrix = clCreateBuffer(context, CL_MEM_READ_WRITE | CL_MEM_COPY_HOST_PTR,
ncol * ncol * sizeof(float), output_matrix_f, &err);
} else {
cl_output_matrix = clCreateBuffer(context, CL_MEM_READ_WRITE | CL_MEM_COPY_HOST_PTR,
ncol * ncol * sizeof(double), output_matrix_d, &err);
}
}
// ++++++++++++
const clblasOrder order = clblasColumnMajor;
const clblasTranspose transA = clblasTrans;
const size_t lda = nrow;
const size_t ldc = ncol;
const cl_float alpha = 1.0;
clblasUplo uplo = clblasUpper;
cl_event event = NULL;
if (err == CL_SUCCESS) {
if (use_float) {
if (debug) {
result << "clblasSsyrk:" << std::endl;
}
status = clblasSsyrk(order, uplo, transA, ncol, nrow, alpha, cl_input_matrix, 0, lda, 0.0,
cl_output_matrix, 0, ldc, 1, &queue, 0, NULL, &event);
if (status != CL_SUCCESS && debug) {
result << "clblasSgemm error:" << clblasErrorToString(status) << std::endl;
}
} else {
if (debug) {
result << "clblasDsyrk:" << std::endl;
}
status = clblasDsyrk(order, uplo, transA, ncol, nrow, alpha, cl_input_matrix, 0, lda, 0.0,
cl_output_matrix, 0, ldc, 1, &queue, 0, NULL, &event);
if (status != CL_SUCCESS) {
if (debug) {
result << "clblasDgemm error:" << clblasErrorToString(status) << std::endl;
}
err = status;
}
}
}
if (err == CL_SUCCESS) {
/* Wait for calculations to be finished. */
if (debug) {
result << "clWaitForEvents:" << std::endl;
}
err = clWaitForEvents(1, &event);
}
// retrieve result
if (err == CL_SUCCESS) {
if (debug) {
result << "Retrieve result:" << std::endl;
}
if (use_float) {
clEnqueueReadBuffer(queue, cl_output_matrix, CL_TRUE, 0, ncol * ncol * sizeof(float), output_matrix_f, 0, NULL, NULL);
symmetrizeSquare_f(output_matrix_f, ncol);
} else {
clEnqueueReadBuffer(queue, cl_output_matrix, CL_TRUE, 0, ncol * ncol * sizeof(double), output_matrix_d, 0, NULL, NULL);
symmetrizeSquare_d(output_matrix_d, ncol);
}
}
std::string err_str = clErrorToString(err);
result << std::endl << err_str << std::endl;
// cleanup
clReleaseMemObject(cl_output_matrix);
cl_output_matrix = NULL;
clReleaseMemObject(cl_input_matrix);
cl_input_matrix = NULL;
clReleaseCommandQueue(queue);
queue = NULL;
clReleaseContext(context);
context = NULL;
if (debug) {
CERR << result.str();
}
ErrorStatus errorStatus = { err, status };
// return status != CL_SUCCESS ? clblasErrorToString(status) : clErrorToString(err);
return errorStatus;
}
ErrorStatus gemm_clblas(cl_device_id device, const void *inMatrixA, int nrowA, int ncolA, bool transposeA,
const void *inMatrixB, int nrowB, int ncolB, bool transposeB,
double alpha, double beta, void *outMatrix, bool use_float)
{
std::stringstream result;
float *input_matrixA_f = (float *)inMatrixA;
float *input_matrixB_f = (float *)inMatrixB;
float *output_matrix_f = (float *)outMatrix;
double *input_matrixA_d = (double *)inMatrixA;
double *input_matrixB_d = (double *)inMatrixB;
double *output_matrix_d = (double *)outMatrix;
if (debug) {
result << "gemm_clblas( " << (use_float ? "FLOAT" : "DOUBLE") <<
")" << std::endl << std::endl;
}
cl_int err = CL_SUCCESS;
clblasStatus status = clblasSetup();
if (status != CL_SUCCESS) {
if (debug) {
result << "clblasSetup: " << clblasErrorToString(status) << std::endl;
}
err = CL_INVALID_OPERATION;
}
// get first platform
cl_platform_id platform = NULL;
if (err == CL_SUCCESS) {
err = clGetPlatformIDs(1, &platform, NULL);
}
if (debug && err == CL_SUCCESS) {
result << "Platform: " << getPlatformInfoString(platform, CL_PLATFORM_NAME) << std::endl;
result << "Device: " << getDeviceInfoString(device, CL_DEVICE_NAME) << std::endl;
}
// context
cl_context context = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateContext:" << std::endl;
}
context = clCreateContext(NULL, 1, &device, NULL, NULL, &err);
}
// queue
cl_command_queue queue = NULL;
if (err == CL_SUCCESS) {
#ifdef CL_VERSION_2_0
if (debug) {
result << "clCreateCommandQueueWithProperties:" << std::endl;
}
queue = clCreateCommandQueueWithProperties(context, device, NULL, &err);
#else
if (debug) {
result << "clCreateCommandQueue:" << std::endl;
}
queue = clCreateCommandQueue(context, device, 0, &err);
#endif
}
// buffers
cl_mem cl_input_matrixA = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateBuffer cl_input_matrixA:" << std::endl;
}
if (use_float) {
cl_input_matrixA = clCreateBuffer(context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
nrowA * ncolA * sizeof(float), input_matrixA_f, &err);
} else {
cl_input_matrixA = clCreateBuffer(context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
nrowA * ncolA * sizeof(double), input_matrixA_d, &err);
}
}
cl_mem cl_input_matrixB = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateBuffer cl_input_matrixB:" << std::endl;
}
if (use_float) {
cl_input_matrixB = clCreateBuffer(context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
nrowB * ncolB * sizeof(float), input_matrixB_f, &err);
} else {
cl_input_matrixB = clCreateBuffer(context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR,
nrowB * ncolB * sizeof(double), input_matrixB_d, &err);
}
}
int nrowC = transposeA ? ncolA : nrowA;
int ncolC = transposeB ? nrowB : ncolB;
cl_mem cl_output_matrix = NULL;
if (err == CL_SUCCESS) {
if (debug) {
result << "clCreateBuffer cl_output_vector:" << std::endl;
}
if (use_float) {
cl_output_matrix = clCreateBuffer(context, CL_MEM_READ_WRITE | CL_MEM_COPY_HOST_PTR,
nrowC * ncolC * sizeof(float), output_matrix_f, &err);
} else {
cl_output_matrix = clCreateBuffer(context, CL_MEM_READ_WRITE | CL_MEM_COPY_HOST_PTR,
nrowC * ncolC * sizeof(double), output_matrix_d, &err);
}
}
// ++++++++++++
const int lda = nrowA; // first dimension of A (rows), before any transpose
const int ldb = nrowB; // first dimension of B (rows), before any transpose
const int ldc = nrowC; // first dimension of C (rows)
const int M = transposeA ? ncolA : nrowA; // rows in A (after transpose, if any) and C
const int N = transposeB ? nrowB : ncolB; // cols in B (after transpose, if any) and C
const int K = transposeA ? nrowA : ncolA; // cols in A and rows in B (after transposes, if any)
const clblasOrder order = clblasColumnMajor;
const clblasTranspose transA = transposeA ? clblasTrans : clblasNoTrans;
const clblasTranspose transB = transposeB ? clblasTrans : clblasNoTrans;
cl_event event = NULL;
if (err == CL_SUCCESS) {
if (use_float) {
if (debug) {
result << "clblasSgemm:" << std::endl;
}
status = clblasSgemm(order, transA, transB, M, N, K,
alpha, cl_input_matrixA, 0, lda,
cl_input_matrixB, 0, ldb, beta,
cl_output_matrix, 0, ldc,
1, &queue, 0, NULL, &event);
if (status != CL_SUCCESS && debug) {
result << "clblasSgemm error:" << clblasErrorToString(status) << std::endl;
}
} else {
if (debug) {
result << "clblasDgemm:" << std::endl;
}
status = clblasDgemm(order, transA, transB, M, N, K,
alpha, cl_input_matrixA, 0, lda,
cl_input_matrixB, 0, ldb, beta,
cl_output_matrix, 0, ldc,
1, &queue, 0, NULL, &event);
if (status != CL_SUCCESS) {
if (debug) {
result << "clblasDgemm error:" << clblasErrorToString(status) << std::endl;
}
err = status;
}
}
}
if (err == CL_SUCCESS) {
/* Wait for calculations to be finished. */
if (debug) {
result << "clWaitForEvents:" << std::endl;
}
err = clWaitForEvents(1, &event);
}
// retrieve result
if (err == CL_SUCCESS) {
if (debug) {
result << "Retrieve result:" << std::endl;
}
if (use_float) {
clEnqueueReadBuffer(queue, cl_output_matrix, CL_TRUE, 0, nrowC * ncolC * sizeof(float), output_matrix_f, 0, NULL, NULL);
} else {
clEnqueueReadBuffer(queue, cl_output_matrix, CL_TRUE, 0, nrowC * ncolC * sizeof(double), output_matrix_d, 0, NULL, NULL);
}
}
std::string err_str = clErrorToString(err);
result << std::endl << err_str << std::endl;
// cleanup
clReleaseMemObject(cl_output_matrix);
cl_output_matrix = NULL;
clReleaseMemObject(cl_input_matrixA);
cl_input_matrixA = NULL;
clReleaseMemObject(cl_input_matrixB);
cl_input_matrixB = NULL;
clReleaseCommandQueue(queue);
queue = NULL;
clReleaseContext(context);
context = NULL;
if (debug) {
CERR << result.str();
}
ErrorStatus errorStatus = { err, status };
return errorStatus;
}
