agunashe
70 строки
2.3 KiB
C++
70 строки
2.3 KiB
C++
/*
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* Copyright (c) 2020 - 2021 Advanced Micro Devices, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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* */
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#include <hip/hip_runtime.h>
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#include <hip/hip_runtime_api.h>
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#include <iostream>
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#define HIP_ASSERT(status) assert(status == hipSuccess)
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#define LEN 512
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extern __device__ int square_me(int);
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__global__ void square_and_save(int* A, int* B) {
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int tid = threadIdx.x + blockIdx.x * blockDim.x;
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B[tid] = square_me(A[tid]);
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}
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void run_test2() {
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int *A_h, *B_h, *A_d, *B_d;
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A_h = new int[LEN];
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B_h = new int[LEN];
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for (unsigned i = 0; i < LEN; i++) {
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A_h[i] = i;
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B_h[i] = 0;
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}
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size_t valbytes = LEN*sizeof(int);
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HIP_ASSERT(hipMalloc((void**)&A_d, valbytes));
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HIP_ASSERT(hipMalloc((void**)&B_d, valbytes));
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HIP_ASSERT(hipMemcpy(A_d, A_h, valbytes, hipMemcpyHostToDevice));
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hipLaunchKernelGGL(square_and_save, dim3(LEN/64), dim3(64),
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0, 0, A_d, B_d);
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HIP_ASSERT(hipMemcpy(B_h, B_d, valbytes, hipMemcpyDeviceToHost));
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for (unsigned i = 0; i < LEN; i++) {
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assert(A_h[i]*A_h[i] == B_h[i]);
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}
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HIP_ASSERT(hipFree(A_d));
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HIP_ASSERT(hipFree(B_d));
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free(A_h);
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free(B_h);
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std::cout << "Test Passed!\n";
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}
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int main(){
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// Run test that generates static lib with ar
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run_test2();
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}
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