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209 lines
6.6 KiB
209 lines
6.6 KiB
//
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// Copyright (c) 2017 The Khronos Group Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "harness/compat.h"
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "procs.h"
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const char *copy_kernel_code =
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"__kernel void test_copy(__global unsigned int *src, __global unsigned int *dst)\n"
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"{\n"
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" int tid = get_global_id(0);\n"
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"\n"
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" dst[tid] = src[tid];\n"
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"}\n";
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int
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test_arraycopy(cl_device_id device, cl_context context, cl_command_queue queue, int n_elems)
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{
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cl_uint *input_ptr, *output_ptr;
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cl_mem streams[4], results;
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cl_program program;
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cl_kernel kernel;
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unsigned num_elements = 128 * 1024;
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cl_uint num_copies = 1;
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size_t delta_offset;
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unsigned i;
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cl_int err;
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MTdata d;
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int error_count = 0;
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input_ptr = (cl_uint*)malloc(sizeof(cl_uint) * num_elements);
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output_ptr = (cl_uint*)malloc(sizeof(cl_uint) * num_elements);
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// results
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results = clCreateBuffer(context, CL_MEM_READ_WRITE,
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sizeof(cl_uint) * num_elements, NULL, &err);
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test_error(err, "clCreateBuffer failed");
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/*****************************************************************************************************************************************/
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#pragma mark client backing
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log_info("Testing CL_MEM_USE_HOST_PTR buffer with clEnqueueCopyBuffer\n");
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// randomize data
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d = init_genrand( gRandomSeed );
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for (i=0; i<num_elements; i++)
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input_ptr[i] = (cl_uint)(genrand_int32(d) & 0x7FFFFFFF);
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// client backing
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streams[0] =
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clCreateBuffer(context, CL_MEM_USE_HOST_PTR,
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sizeof(cl_uint) * num_elements, input_ptr, &err);
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test_error(err, "clCreateBuffer failed");
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delta_offset = num_elements * sizeof(cl_uint) / num_copies;
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for (i=0; i<num_copies; i++)
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{
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size_t offset = i * delta_offset;
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err = clEnqueueCopyBuffer(queue, streams[0], results, offset, offset, delta_offset, 0, NULL, NULL);
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test_error(err, "clEnqueueCopyBuffer failed");
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}
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// Try upload from client backing
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err = clEnqueueReadBuffer( queue, results, CL_TRUE, 0, num_elements*sizeof(cl_uint), output_ptr, 0, NULL, NULL );
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test_error(err, "clEnqueueReadBuffer failed");
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for (i=0; i<num_elements; i++)
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{
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if (input_ptr[i] != output_ptr[i])
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{
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err = -1;
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error_count++;
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}
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}
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if (err)
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log_error("\tCL_MEM_USE_HOST_PTR buffer with clEnqueueCopyBuffer FAILED\n");
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else
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log_info("\tCL_MEM_USE_HOST_PTR buffer with clEnqueueCopyBuffer passed\n");
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#pragma mark framework backing (no client data)
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log_info("Testing with clEnqueueWriteBuffer and clEnqueueCopyBuffer\n");
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// randomize data
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for (i=0; i<num_elements; i++)
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input_ptr[i] = (cl_uint)(genrand_int32(d) & 0x7FFFFFFF);
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// no backing
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streams[2] = clCreateBuffer(context, CL_MEM_READ_WRITE,
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sizeof(cl_uint) * num_elements, NULL, &err);
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test_error(err, "clCreateBuffer failed");
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for (i=0; i<num_copies; i++)
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{
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size_t offset = i * delta_offset;
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// Copy the array up from host ptr
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err = clEnqueueWriteBuffer(queue, streams[2], CL_TRUE, 0, sizeof(cl_uint)*num_elements, input_ptr, 0, NULL, NULL);
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test_error(err, "clEnqueueWriteBuffer failed");
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err = clEnqueueCopyBuffer(queue, streams[2], results, offset, offset, delta_offset, 0, NULL, NULL);
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test_error(err, "clEnqueueCopyBuffer failed");
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}
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err = clEnqueueReadBuffer( queue, results, true, 0, num_elements*sizeof(cl_uint), output_ptr, 0, NULL, NULL );
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test_error(err, "clEnqueueReadBuffer failed");
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for (i=0; i<num_elements; i++)
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{
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if (input_ptr[i] != output_ptr[i])
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{
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err = -1;
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error_count++;
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break;
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}
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}
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if (err)
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log_error("\tclEnqueueWriteBuffer and clEnqueueCopyBuffer FAILED\n");
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else
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log_info("\tclEnqueueWriteBuffer and clEnqueueCopyBuffer passed\n");
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/*****************************************************************************************************************************************/
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#pragma mark kernel copy test
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log_info("Testing CL_MEM_USE_HOST_PTR buffer with kernel copy\n");
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// randomize data
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for (i=0; i<num_elements; i++)
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input_ptr[i] = (cl_uint)(genrand_int32(d) & 0x7FFFFFFF);
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free_mtdata(d); d= NULL;
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// client backing
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streams[3] =
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clCreateBuffer(context, CL_MEM_USE_HOST_PTR,
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sizeof(cl_uint) * num_elements, input_ptr, &err);
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test_error(err, "clCreateBuffer failed");
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err = create_single_kernel_helper(context, &program, &kernel, 1,
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©_kernel_code, "test_copy");
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test_error(err, "create_single_kernel_helper failed");
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err = clSetKernelArg(kernel, 0, sizeof streams[3], &streams[3]);
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err |= clSetKernelArg(kernel, 1, sizeof results, &results);
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test_error(err, "clSetKernelArg failed");
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size_t threads[3] = { num_elements, 0, 0 };
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err = clEnqueueNDRangeKernel( queue, kernel, 1, NULL, threads, NULL, 0, NULL, NULL );
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test_error(err, "clEnqueueNDRangeKernel failed");
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err = clEnqueueReadBuffer( queue, results, CL_TRUE, 0, num_elements*sizeof(cl_uint), output_ptr, 0, NULL, NULL );
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test_error(err, "clEnqueueReadBuffer failed");
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for (i=0; i<num_elements; i++)
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{
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if (input_ptr[i] != output_ptr[i])
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{
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err = -1;
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error_count++;
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break;
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}
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}
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// Keep track of multiple errors.
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if (error_count != 0)
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err = error_count;
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if (err)
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log_error("\tCL_MEM_USE_HOST_PTR buffer with kernel copy FAILED\n");
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else
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log_info("\tCL_MEM_USE_HOST_PTR buffer with kernel copy passed\n");
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clReleaseProgram(program);
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clReleaseKernel(kernel);
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clReleaseMemObject(results);
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clReleaseMemObject(streams[0]);
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clReleaseMemObject(streams[2]);
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clReleaseMemObject(streams[3]);
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free(input_ptr);
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free(output_ptr);
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return err;
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}
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