project directories reorganization
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@@ -45,7 +45,7 @@
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#define CL_CHECK_ERR(_expr) \
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({ \
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cl_int _err = CL_INVALID_VALUE; \
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typeof(_expr) _ret = _expr; \
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decltype(_expr) _ret = _expr; \
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if (_err != CL_SUCCESS) { \
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fprintf(stderr, "OpenCL Error: '%s' returned %d!\n", #_expr, (int)_err); \
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abort(); \
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@@ -58,6 +58,29 @@ void pfn_notify(const char *errinfo, const void *private_info, size_t cb,
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fprintf(stderr, "OpenCL Error (via pfn_notify): %s\n", errinfo);
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}
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static int read_kernel_file(const char* filename, uint8_t** data, size_t* size) {
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if (nullptr == filename || nullptr == data || 0 == size)
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return -1;
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FILE* fp = fopen(filename, "r");
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if (NULL == fp) {
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fprintf(stderr, "Failed to load kernel.");
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return -1;
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}
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fseek(fp , 0 , SEEK_END);
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long fsize = ftell(fp);
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rewind(fp);
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*data = (uint8_t*)malloc(fsize);
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*size = fread(*data, 1, fsize, fp);
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fclose(fp);
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return 0;
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}
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uint8_t *kernel_bin = NULL;
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///
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// Cleanup any created OpenCL resources
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//
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@@ -78,6 +101,8 @@ void Cleanup(cl_context context, cl_command_queue commandQueue,
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if (context != 0)
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clReleaseContext(context);
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if (kernel_bin) free(kernel_bin);
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}
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int main(int argc, char **argv) {
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@@ -85,9 +110,14 @@ int main(int argc, char **argv) {
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cl_platform_id platform_id;
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cl_device_id device_id;
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size_t binary_size;
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size_t kernel_size;
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cl_int binary_status = 0;
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int i;
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// read kernel binary from file
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if (0 != read_kernel_file("kernel.pocl", &kernel_bin, &kernel_size))
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return -1;
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// Getting platform and device information
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CL_CHECK(clGetPlatformIDs(1, &platform_id, NULL));
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CL_CHECK(clGetDeviceIDs(platform_id, CL_DEVICE_TYPE_DEFAULT, 1, &device_id, NULL));
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@@ -105,8 +135,8 @@ int main(int argc, char **argv) {
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// If that is not available, then create the program from source
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// and store the binary for future use.
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std::cout << "Attempting to create program from binary..." << std::endl;
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cl_program program =
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clCreateProgramWithBuiltInKernels(context, 1, &device_id, "saxpy", NULL);
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cl_program program = CL_CHECK_ERR(clCreateProgramWithBinary(
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context, 1, &device_id, &kernel_size, &kernel_bin, &binary_status, &_err));
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if (program == NULL) {
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std::cerr << "Failed to write program binary" << std::endl;
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Cleanup(context, queue, program, kernel, memObjects);
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@@ -153,7 +183,7 @@ int main(int argc, char **argv) {
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}
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cl_event kernel_completion;
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size_t global_work_size[1] = {NUM_DATA};
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size_t global_work_size[] = {NUM_DATA/2,NUM_DATA/2};
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printf("attempting to enqueue kernel\n");
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fflush(stdout);
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CL_CHECK(clEnqueueNDRangeKernel(queue, kernel, 1, NULL, global_work_size,
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