/** * \file dnn/test/cuda/local/local.cu * MegEngine is Licensed under the Apache License, Version 2.0 (the "License") * * Copyright (c) 2014-2021 Megvii Inc. All rights reserved. * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */ #include "./local.h" #include namespace megdnn { namespace test { static const int SHARED_SIZE = 12288; __global__ void kern() { __shared__ int shared[SHARED_SIZE]; for (int i = threadIdx.x; i < SHARED_SIZE; i += blockDim.x) { shared[i] = 0x7fffffff; shared[i] = shared[i]; } __syncthreads(); } void pollute_shared_mem(cudaStream_t stream) { for (size_t i = 0; i < 256; ++i) kern<<<32, 256, 0, stream>>>(); } } // namespace test } // namespace megdnn