Maneesh Gupta
103 строки
3.2 KiB
C++
103 строки
3.2 KiB
C++
/*
|
|
Copyright (c) 2015-2016 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 WARRANNTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INNCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANNY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
*/
|
|
|
|
#include "hip/hip_runtime.h"
|
|
#include "hip/hip_runtime_api.h"
|
|
#include<iostream>
|
|
#include<fstream>
|
|
#include<vector>
|
|
|
|
#define LEN 64
|
|
#define SIZE LEN<<2
|
|
|
|
#define fileName "vcpy_kernel.code"
|
|
#define kernel_name "hello_world"
|
|
|
|
int main(){
|
|
float *A, *B;
|
|
hipDeviceptr_t Ad, Bd;
|
|
A = new float[LEN];
|
|
B = new float[LEN];
|
|
|
|
for(uint32_t i=0;i<LEN;i++){
|
|
A[i] = i*1.0f;
|
|
B[i] = 0.0f;
|
|
}
|
|
|
|
hipInit(0);
|
|
hipDevice_t device;
|
|
hipCtx_t context;
|
|
hipDeviceGet(&device, 0);
|
|
hipCtxCreate(&context, 0, device);
|
|
|
|
hipMalloc((void**)&Ad, SIZE);
|
|
hipMalloc((void**)&Bd, SIZE);
|
|
|
|
hipMemcpyHtoD(Ad, A, SIZE);
|
|
hipMemcpyHtoD(Bd, B, SIZE);
|
|
hipModule_t Module;
|
|
hipFunction_t Function;
|
|
hipModuleLoad(&Module, fileName);
|
|
hipModuleGetFunction(&Function, Module, kernel_name);
|
|
|
|
#ifdef __HIP_PLATFORM_HCC__
|
|
uint32_t len = LEN;
|
|
uint32_t one = 1;
|
|
|
|
std::vector<void*>argBuffer(5);
|
|
uint32_t *ptr32_t = (uint32_t*)&argBuffer[0];
|
|
memcpy(ptr32_t + 0, &one, sizeof(uint32_t));
|
|
memcpy(ptr32_t + 1, &one, sizeof(uint32_t));
|
|
memcpy(ptr32_t + 2, &one, sizeof(uint32_t));
|
|
memcpy(ptr32_t + 3, &len, sizeof(uint32_t));
|
|
memcpy(ptr32_t + 4, &one, sizeof(uint32_t));
|
|
memcpy(ptr32_t + 5, &one, sizeof(uint32_t));
|
|
memcpy(&argBuffer[3], &Ad, sizeof(void*));
|
|
memcpy(&argBuffer[4], &Bd, sizeof(void*));
|
|
#endif
|
|
|
|
#ifdef __HIP_PLATFORM_NVCC__
|
|
uint32_t one = 1;
|
|
std::vector<void*>argBuffer(3);
|
|
uint32_t *ptr32_t = (uint32_t*)&argBuffer[0];
|
|
memcpy(ptr32_t + 0, &one, sizeof(uint32_t));
|
|
memcpy(&argBuffer[1], &Ad, sizeof(void*));
|
|
memcpy(&argBuffer[2], &Bd, sizeof(void*));
|
|
#endif
|
|
|
|
|
|
size_t size = argBuffer.size()*sizeof(void*);
|
|
|
|
void *config[] = {
|
|
HIP_LAUNCH_PARAM_BUFFER_POINTER, &argBuffer[0],
|
|
HIP_LAUNCH_PARAM_BUFFER_SIZE, &size,
|
|
HIP_LAUNCH_PARAM_END
|
|
};
|
|
|
|
hipModuleLaunchKernel(Function, 1, 1, 1, LEN, 1, 1, 0, 0, NULL, (void**)&config);
|
|
|
|
hipMemcpyDtoH(B, Bd, SIZE);
|
|
for(uint32_t i=LEN-4;i<LEN;i++){
|
|
std::cout<<A[i]<<" - "<<B[i]<<std::endl;
|
|
}
|
|
|
|
hipCtxDestroy(context);
|
|
return 0;
|
|
}
|