| // |
| // Copyright (c) 2017 The Khronos Group Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| #include "harness/compat.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| |
| |
| #include "procs.h" |
| |
| const char *float2int_kernel_code = |
| "__kernel void test_float2int(__global float *src, __global int *dst)\n" |
| "{\n" |
| " int tid = get_global_id(0);\n" |
| "\n" |
| " dst[tid] = (int)src[tid];\n" |
| "\n" |
| "}\n"; |
| |
| |
| int |
| verify_float2int(cl_float *inptr, cl_int *outptr, int n) |
| { |
| int i; |
| |
| for (i=0; i<n; i++) |
| { |
| if (outptr[i] != (int)inptr[i]) |
| { |
| log_error("FLOAT2INT test failed\n"); |
| return -1; |
| } |
| } |
| |
| log_info("FLOAT2INT test passed\n"); |
| return 0; |
| } |
| |
| |
| int |
| test_float2int(cl_device_id device, cl_context context, cl_command_queue queue, int num_elements) |
| { |
| cl_mem streams[2]; |
| cl_float *input_ptr; |
| cl_int *output_ptr; |
| cl_program program; |
| cl_kernel kernel; |
| void *values[2]; |
| size_t threads[1]; |
| int err; |
| int i; |
| MTdata d; |
| |
| input_ptr = (cl_float*)malloc(sizeof(cl_float) * num_elements); |
| output_ptr = (cl_int*)malloc(sizeof(cl_int) * num_elements); |
| streams[0] = clCreateBuffer(context, CL_MEM_READ_WRITE, |
| sizeof(cl_float) * num_elements, NULL, NULL); |
| if (!streams[0]) |
| { |
| log_error("clCreateBuffer failed\n"); |
| return -1; |
| } |
| streams[1] = clCreateBuffer(context, CL_MEM_READ_WRITE, |
| sizeof(cl_int) * num_elements, NULL, NULL); |
| if (!streams[1]) |
| { |
| log_error("clCreateBuffer failed\n"); |
| return -1; |
| } |
| |
| d = init_genrand( gRandomSeed ); |
| for (i=0; i<num_elements; i++) |
| input_ptr[i] = get_random_float(-MAKE_HEX_FLOAT( 0x1.0p31f, 0x1, 31), MAKE_HEX_FLOAT( 0x1.0p31f, 0x1, 31), d); |
| free_mtdata(d); d = NULL; |
| |
| err = clEnqueueWriteBuffer(queue, streams[0], CL_TRUE, 0, sizeof(cl_float)*num_elements, (void *)input_ptr, 0, NULL, NULL); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clWriteArray failed\n"); |
| return -1; |
| } |
| |
| err = create_single_kernel_helper(context, &program, &kernel, 1, &float2int_kernel_code, "test_float2int"); |
| if (err != CL_SUCCESS) |
| { |
| log_error("create_single_kernel_helper failed\n"); |
| return -1; |
| } |
| |
| values[0] = streams[0]; |
| values[1] = streams[1]; |
| err = clSetKernelArg(kernel, 0, sizeof streams[0], &streams[0]); |
| err = clSetKernelArg(kernel, 1, sizeof streams[1], &streams[1]); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clSetKernelArgs failed\n"); |
| return -1; |
| } |
| |
| threads[0] = (size_t)num_elements; |
| err = clEnqueueNDRangeKernel( queue, kernel, 1, NULL, threads, NULL, 0, NULL, NULL ); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clEnqueueNDRangeKernel failed\n"); |
| return -1; |
| } |
| |
| err = clEnqueueReadBuffer( queue, streams[1], true, 0, sizeof(cl_int)*num_elements, (void *)output_ptr, 0, NULL, NULL ); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clEnqueueReadBuffer failed\n"); |
| return -1; |
| } |
| |
| err = verify_float2int(input_ptr, output_ptr, num_elements); |
| |
| // cleanup |
| clReleaseMemObject(streams[0]); |
| clReleaseMemObject(streams[1]); |
| clReleaseKernel(kernel); |
| clReleaseProgram(program); |
| free(input_ptr); |
| free(output_ptr); |
| |
| return err; |
| } |
| |
| |
| |
| |
| |