mirror of
https://github.com/KhronosGroup/OpenCL-CTS.git
synced 2026-03-19 06:09:01 +00:00
094cc04e16
Fix various memory leaks around events. Convert test to use supplied typewrappers to avoid memory leaks. Also use error helper functions to reduce code size. Use stringstreams to synthesize kernel sources, and raw c+11 string literals. Signed-off-by: John Kesapides <john.kesapides@arm.com>
207 lines
7.7 KiB
C++
207 lines
7.7 KiB
C++
//
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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 <assert.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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#include "harness/errorHelpers.h"
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#define TEST_INT_VALUE 100
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const char* pipe_subgroups_kernel_code = {
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"#pragma OPENCL EXTENSION cl_khr_subgroups : enable\n"
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"__kernel void test_pipe_subgroups_divergence_write(__global int *src, __write_only pipe int out_pipe, __global int *active_work_item_buffer)\n"
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"{\n"
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" int gid = get_global_id(0);\n"
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" reserve_id_t res_id; \n"
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"\n"
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" if(get_sub_group_id() % 2 == 0)\n"
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" {\n"
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" active_work_item_buffer[gid] = 1;\n"
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" res_id = sub_group_reserve_write_pipe(out_pipe, get_sub_group_size());\n"
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" if(is_valid_reserve_id(res_id))\n"
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" {\n"
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" write_pipe(out_pipe, res_id, get_sub_group_local_id(), &src[gid]);\n"
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" sub_group_commit_write_pipe(out_pipe, res_id);\n"
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" }\n"
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" }\n"
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"}\n"
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"\n"
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"__kernel void test_pipe_subgroups_divergence_read(__read_only pipe int in_pipe, __global int *dst)\n"
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"{\n"
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" int gid = get_global_id(0);\n"
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" reserve_id_t res_id; \n"
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"\n"
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" if(get_sub_group_id() % 2 == 0)\n"
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" {\n"
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" res_id = sub_group_reserve_read_pipe(in_pipe, get_sub_group_size());\n"
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" if(is_valid_reserve_id(res_id))\n"
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" {\n"
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" read_pipe(in_pipe, res_id, get_sub_group_local_id(), &dst[gid]);\n"
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" sub_group_commit_read_pipe(in_pipe, res_id);\n"
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" }\n"
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" }\n"
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"}\n"
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};
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static int verify_result(void *ptr1, void *ptr2, int n)
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{
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int i;
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int sum_input = 0, sum_output = 0;
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cl_int *inptr = (cl_int *)ptr1;
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cl_int *outptr = (cl_int *)ptr2;
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for(i = 0; i < n; i++)
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{
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sum_input += inptr[i];
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}
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sum_input *= TEST_INT_VALUE;
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for(i = 0; i < n; i++)
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{
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if(outptr[i] == TEST_INT_VALUE){
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sum_output += outptr[i];
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}
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}
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if(sum_input != sum_output){
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return -1;
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}
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return 0;
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}
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int test_pipe_subgroups_divergence(cl_device_id deviceID, cl_context context, cl_command_queue queue, int num_elements)
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{
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clMemWrapper pipe;
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clMemWrapper buffers[3];
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cl_int *outptr;
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cl_int *inptr;
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cl_int *active_work_item_buffer;
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clProgramWrapper program;
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clKernelWrapper kernel[2];
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size_t global_work_size[3];
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size_t local_work_size[3];
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cl_int err;
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cl_int size;
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int i;
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size_t subgroup_count;
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clEventWrapper producer_sync_event = NULL;
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clEventWrapper consumer_sync_event = NULL;
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BufferOwningPtr<cl_int> BufferInPtr;
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BufferOwningPtr<cl_int> BufferOutPtr;
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const char *kernelName[] = { "test_pipe_subgroups_divergence_write",
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"test_pipe_subgroups_divergence_read" };
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size_t min_alignment = get_min_alignment(context);
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global_work_size[0] = (cl_uint)num_elements;
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if (!is_extension_available(deviceID, "cl_khr_subgroups"))
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{
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log_info(
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"cl_khr_subgroups is not supported on this platoform. Skipping "
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"test.\n");
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return CL_SUCCESS;
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}
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size = sizeof(int) * num_elements;
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inptr = (cl_int *)align_malloc(size, min_alignment);
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outptr = (cl_int *)align_malloc(size, min_alignment);
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active_work_item_buffer = (cl_int *)align_malloc(size, min_alignment);
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for(i = 0; i < num_elements; i++){
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inptr[i] = TEST_INT_VALUE;
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outptr[i] = 0;
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active_work_item_buffer[i] = 0;
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}
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BufferInPtr.reset(inptr, nullptr, 0, size, true);
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BufferOutPtr.reset(outptr, nullptr, 0, size, true);
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buffers[0] = clCreateBuffer(context, CL_MEM_COPY_HOST_PTR, size, inptr, &err);
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test_error_ret(err, " clCreateBuffer failed", -1);
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buffers[1] = clCreateBuffer(context, CL_MEM_COPY_HOST_PTR, size, outptr, &err);
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test_error_ret(err, " clCreateBuffer failed", -1);
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buffers[2] = clCreateBuffer(context, CL_MEM_COPY_HOST_PTR, size, active_work_item_buffer, &err);
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test_error_ret(err, " clCreateBuffer failed", -1);
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pipe = clCreatePipe(context, CL_MEM_HOST_NO_ACCESS, sizeof(int), num_elements, NULL, &err);
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test_error_ret(err, " clCreatePipe failed", -1);
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// Create producer kernel
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err = create_single_kernel_helper_with_build_options(context, &program, &kernel[0], 1, (const char**)&pipe_subgroups_kernel_code, kernelName[0], "-cl-std=CL2.0");
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test_error_ret(err, " Error creating program", -1);
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//Create consumer kernel
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kernel[1] = clCreateKernel(program, kernelName[1], &err);
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test_error_ret(err, " Error creating kernel", -1);
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err = clSetKernelArg(kernel[0], 0, sizeof(cl_mem), (void*)&buffers[0]);
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err |= clSetKernelArg(kernel[0], 1, sizeof(cl_mem), (void*)&pipe);
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err |= clSetKernelArg(kernel[0], 2, sizeof(cl_mem), (void*)&buffers[2]);
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err |= clSetKernelArg(kernel[1], 0, sizeof(cl_mem), (void*)&pipe);
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err |= clSetKernelArg(kernel[1], 1, sizeof(cl_mem), (void*)&buffers[1]);
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test_error_ret(err, " clSetKernelArg failed", -1);
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err = get_max_common_work_group_size( context, kernel[0], global_work_size[0], &local_work_size[0] );
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test_error_ret(err, " Unable to get work group size to use", -1);
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cl_platform_id platform;
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err = clGetDeviceInfo(deviceID, CL_DEVICE_PLATFORM, sizeof(platform),
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&platform, NULL);
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test_error_ret(err, " clGetDeviceInfo failed", -1);
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clGetKernelSubGroupInfoKHR_fn clGetKernelSubGroupInfoKHR =
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(clGetKernelSubGroupInfoKHR_fn)clGetExtensionFunctionAddressForPlatform(
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platform, "clGetKernelSubGroupInfoKHR");
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err = clGetKernelSubGroupInfoKHR(kernel[0], deviceID, CL_KERNEL_SUB_GROUP_COUNT_FOR_NDRANGE_KHR, sizeof(local_work_size[0]), &local_work_size[0], sizeof(subgroup_count), &subgroup_count, NULL);
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test_error_ret(err, " clGetKernelSubGroupInfoKHR failed", -1);
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if(subgroup_count <= 1)
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{
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log_info("Only 1 subgroup per workgroup for the kernel. Hence no divergence among subgroups possible. Skipping test.\n");
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return CL_SUCCESS;
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}
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// Launch Producer kernel
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err = clEnqueueNDRangeKernel( queue, kernel[0], 1, NULL, global_work_size, local_work_size, 0, NULL, &producer_sync_event );
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test_error_ret(err, " clEnqueueNDRangeKernel failed", -1);
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err = clEnqueueReadBuffer(queue, buffers[2], true, 0, size, active_work_item_buffer, 1, &producer_sync_event, NULL);
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test_error_ret(err, " clEnqueueReadBuffer failed", -1);
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// Launch Consumer kernel
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err = clEnqueueNDRangeKernel( queue, kernel[1], 1, NULL, global_work_size, local_work_size, 1, &producer_sync_event, &consumer_sync_event );
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test_error_ret(err, " clEnqueueNDRangeKernel failed", -1);
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err = clEnqueueReadBuffer(queue, buffers[1], true, 0, size, outptr, 1, &consumer_sync_event, NULL);
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test_error_ret(err, " clEnqueueReadBuffer failed", -1);
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if( verify_result( active_work_item_buffer, outptr, num_elements)){
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log_error("test_pipe_subgroups_divergence failed\n");
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return -1;
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}
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else {
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log_info("test_pipe_subgroups_divergence passed\n");
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}
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return 0;
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}
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