SrinivasaRao
83 строки
2.9 KiB
C++
83 строки
2.9 KiB
C++
/*
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Copyright (c) 2024 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 WARRANNTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNNESS 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 INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR INN 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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__device__ int deviceGlobal = 1;
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extern "C" __global__ void matmulK(int clockrate, int* A, int* B, int* C,
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int N) {
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int ROW = blockIdx.y * blockDim.y + threadIdx.y;
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int COL = blockIdx.x * blockDim.x + threadIdx.x;
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int tmpSum = 0;
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if ((ROW < N) && (COL < N)) {
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// each thread computes one element of the block sub-matrix
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for (int i = 0; i < N; i++) {
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tmpSum += A[ROW * N + i] * B[i * N + COL];
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}
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C[ROW * N + COL] = tmpSum;
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}
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}
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extern "C" __global__ void KernelandExtraParams(int* A, int* B, int* C,
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int *D, int N) {
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int ROW = blockIdx.y * blockDim.y + threadIdx.y;
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int COL = blockIdx.x * blockDim.x + threadIdx.x;
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int tmpSum = 0;
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if (ROW < N && COL < N) {
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// each thread computes one element of the block sub-matrix
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for (int i = 0; i < N; i++) {
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tmpSum += A[ROW * N + i] * B[i * N + COL];
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}
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}
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C[ROW * N + COL] = tmpSum;
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D[ROW * N + COL] = tmpSum;
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}
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extern "C" __global__ void SixteenSecKernel(int clockrate) {
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uint64_t wait_t = 16000,
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start = clock64()/clockrate, cur;
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do { cur = clock64()/clockrate-start;}while (cur < wait_t);
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}
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extern "C" __global__ void TwoSecKernel(int clockrate) {
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if (deviceGlobal == 0x2222) {
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deviceGlobal = 0x3333;
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}
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uint64_t wait_t = 2000,
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start = clock64()/clockrate, cur;
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do { cur = clock64()/clockrate-start;}while (cur < wait_t);
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if (deviceGlobal != 0x3333) {
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deviceGlobal = 0x5555;
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}
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}
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extern "C" __global__ void FourSecKernel(int clockrate) {
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if (deviceGlobal == 1) {
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deviceGlobal = 0x2222;
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}
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uint64_t wait_t = 4000,
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start = clock64()/clockrate, cur;
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do { cur = clock64()/clockrate-start;}while (cur < wait_t);
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if (deviceGlobal == 0x2222) {
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deviceGlobal = 0x4444;
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}
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}
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extern "C" __global__ void dummyKernel() {
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}
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