agunashe
66 строки
2.1 KiB
C++
66 строки
2.1 KiB
C++
/*
|
|
Copyright (c) 2015 - 2021 Advanced Micro Devices, Inc. All rights reserved.
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
*/
|
|
|
|
#include "hip/hip_runtime.h"
|
|
#include <iostream>
|
|
#include <time.h>
|
|
|
|
#define NUM_SIZE 8
|
|
#define NUM_ITER 1 << 30
|
|
static size_t size[NUM_SIZE];
|
|
|
|
__global__ void Add(hipLaunchParm lp, int* Ad) {
|
|
int tx = threadIdx.x;
|
|
Ad[tx] = Ad[tx] + tx;
|
|
}
|
|
|
|
void setup() {
|
|
for (int i = 0; i < NUM_SIZE; i++) {
|
|
size[i] = 1 << (i + 6); // start at 8 bytes
|
|
}
|
|
}
|
|
|
|
void valSet(int* A, int val, size_t size) {
|
|
size_t len = size / sizeof(int);
|
|
for (int i = 0; i < len; i++) {
|
|
A[i] = val;
|
|
}
|
|
}
|
|
|
|
int main() {
|
|
setup();
|
|
int *A, *Ad;
|
|
for (int i = 0; i < NUM_SIZE; i++) {
|
|
A = (int*)malloc(size[i]);
|
|
valSet(A, 1, size[i]);
|
|
hipMalloc(&Ad, size[i]);
|
|
std::cout << "Malloc success at size: " << size[i] << std::endl;
|
|
for (int j = 0; j < NUM_ITER; j++) {
|
|
std::cout << "\r"
|
|
<< "Iter: " << j;
|
|
hipLaunchKernel(Add, dim3(1), dim3(size[i] / sizeof(int)), 0, 0, Ad);
|
|
}
|
|
std::cout << std::endl;
|
|
hipDeviceSynchronize();
|
|
|
|
free(A);
|
|
hipFree(Ad);
|
|
}
|
|
}
|