Alex Voicu
48 строки
1.7 KiB
C++
48 строки
1.7 KiB
C++
/*
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Copyright (c) 2015-2017 Advanced Micro Devices, Inc. All rights reserved.
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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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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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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 "test_common.h"
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#include <stdio.h>
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#define ITER 1<<20
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#define SIZE 1024*1024*sizeof(int)
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__global__ void Iter(hipLaunchParm lp, int *Ad){
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int tx = hipThreadIdx_x + hipBlockIdx_x * hipBlockDim_x;
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if(tx == 0){
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for(int i=0;i<ITER;i++){
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Ad[tx] += 1;
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}
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}
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}
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int main(){
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int A=0, *Ad;
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hipMalloc((void**)&Ad, SIZE);
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hipMemcpy(Ad, &A, SIZE, hipMemcpyHostToDevice);
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hipLaunchKernel(HIP_KERNEL_NAME(Iter), dim3(1), dim3(1), 0, 0, Ad);
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hipMemcpy(&A, Ad, SIZE, hipMemcpyDeviceToHost);
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passed();
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}
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