agunashe
54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/*
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Copyright (c) 2015 - 2021 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 "hip/hip_runtime_api.h"
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#include "gxxApi1.h"
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#define len 1024 * 1024
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#define size len * sizeof(float)
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__global__ void Kern(hipLaunchParm lp, float* A) {
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int tx = threadIdx.x + blockIdx.x * blockDim.x;
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A[tx] += 1.0f;
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}
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int main() {
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float A[len];
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float* Ad;
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for (int i = 0; i < len; i++) {
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A[i] = 1.0f;
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}
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Ad = (float*)mallocHip(size);
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memcpyHipH2D(Ad, A, size);
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hipLaunchKernel(HIP_KERNEL_NAME(Kern), dim3(len / 1024), dim3(1024), 0, 0, Ad);
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memcpyHipD2H(A, Ad, size);
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for (int i = 0; i < len; i++) {
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assert(A[i] == 2.0f);
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}
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hipFree(Ad);
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}
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