Ben Sander
101 строка
3.1 KiB
C++
101 строка
3.1 KiB
C++
/*
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Copyright (c) 2015-2016 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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/* HIT_START
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* BUILD: %t %s EXCLUDE_HIP_PLATFORM all
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* RUN: %t
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* HIT_END
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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"test_common.h"
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#include<iostream>
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#define NUM 1024
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#define SIZE 1024*4
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// TODO - collapse:
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#ifdef __HIP_PLATFORM_HCC__
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__device__ ADDRESS_SPACE_1 int globalIn[NUM];
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__device__ ADDRESS_SPACE_1 int globalOut[NUM];
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#endif
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#ifdef __HIP_PLATFORM_NVCC__
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__device__ int globalIn[NUM];
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__device__ int globalOut[NUM];
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#endif
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__global__ void Assign(hipLaunchParm lp, int* Out)
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{
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int tid = hipThreadIdx_x + hipBlockIdx_x * hipBlockDim_x;
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Out[tid] = globalIn[tid];
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globalOut[tid] = globalIn[tid];
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}
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int main()
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{
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int *A, *Am, *B, *Ad, *C, *Cm;
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A = new int[NUM];
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B = new int[NUM];
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C = new int[NUM];
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for(unsigned i=0;i<NUM;i++) {
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A[i] = -1*i;
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B[i] = 0;
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C[i] = 0;
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}
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hipMalloc((void**)&Ad, SIZE);
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hipHostMalloc((void**)&Am, SIZE);
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hipHostMalloc((void**)&Cm, SIZE);
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for(unsigned i=0;i<NUM;i++) {
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Am[i] = -1*i;
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Cm[i] = 0;
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}
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hipStream_t stream;
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hipStreamCreate(&stream);
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hipMemcpyToSymbolAsync(HIP_SYMBOL(globalIn), Am, SIZE, 0, hipMemcpyHostToDevice, stream);
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hipStreamSynchronize(stream);
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hipLaunchKernel(Assign, dim3(1,1,1), dim3(NUM,1,1), 0, 0, Ad);
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hipMemcpy(B, Ad, SIZE, hipMemcpyDeviceToHost);
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hipMemcpyFromSymbolAsync(Cm, HIP_SYMBOL(globalOut), SIZE, 0, hipMemcpyDeviceToHost, stream);
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hipStreamSynchronize(stream);
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for(unsigned i=0;i<NUM;i++) {
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assert(Am[i] == B[i]);
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assert(Am[i] == Cm[i]);
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}
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for(unsigned i=0;i<NUM;i++) {
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A[i] = -2*i;
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B[i] = 0;
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}
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hipMemcpyToSymbol(HIP_SYMBOL(globalIn), A, SIZE, 0, hipMemcpyHostToDevice);
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hipLaunchKernel(Assign, dim3(1,1,1), dim3(NUM,1,1), 0, 0, Ad);
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hipMemcpy(B, Ad, SIZE, hipMemcpyDeviceToHost);
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hipMemcpyFromSymbol(C, HIP_SYMBOL(globalOut), SIZE, 0, hipMemcpyDeviceToHost);
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for(unsigned i=0;i<NUM;i++) {
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assert(A[i] == B[i]);
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// assert(A[i] == C[i]);
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}
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passed();
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}
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