Alex Voicu
98 wiersze
2.9 KiB
C++
98 wiersze
2.9 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 WARRANNTY OF ANY KIND, EXPRESS OR
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IMPLIED, INNCLUDING 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 ANNY 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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#include "hip/hip_runtime_api.h"
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#include<iostream>
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#include<fstream>
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#include<vector>
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#include<thread>
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#include<chrono>
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#include "test_common.h"
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#define LEN 64
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#define SIZE LEN<<2
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#define fileName "vcpy_kernel.code"
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#define kernel_name "hello_world"
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__global__ void Cpy(hipLaunchParm lp, float *Ad, float* Bd){
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int tx = hipThreadIdx_x;
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Bd[tx] = Ad[tx];
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}
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int main(){
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float *A, *B, *Ad, *Bd;
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A = new float[LEN];
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B = new float[LEN];
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for(uint32_t i=0;i<LEN;i++){
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A[i] = i*1.0f;
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B[i] = 0.0f;
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}
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HIPCHECK(hipMalloc((void**)&Ad, SIZE));
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HIPCHECK(hipMalloc((void**)&Bd, SIZE));
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HIPCHECK(hipMemcpy(Ad, A, SIZE, hipMemcpyHostToDevice));
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HIPCHECK(hipMemcpy(Bd, B, SIZE, hipMemcpyHostToDevice));
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hipModule_t Module;
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hipFunction_t Function;
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HIPCHECK(hipModuleLoad(&Module, fileName));
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HIPCHECK(hipModuleGetFunction(&Function, Module, kernel_name));
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hipFunction_t f;
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HIPCHECK(hipModuleGetFunction(&f, Module, kernel_name));
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assert(f == Function);
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hipStream_t stream;
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HIPCHECK(hipStreamCreate(&stream));
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void *args[2] = {&Ad, &Bd};
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std::vector<void*>argBuffer(5);
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memcpy(&argBuffer[3], &Ad, sizeof(void*));
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memcpy(&argBuffer[4], &Bd, sizeof(void*));
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size_t size = argBuffer.size()*sizeof(void*);
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void *config[] = {
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HIP_LAUNCH_PARAM_BUFFER_POINTER, &argBuffer[0],
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HIP_LAUNCH_PARAM_BUFFER_SIZE, &size,
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HIP_LAUNCH_PARAM_END
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};
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hipModuleLaunchKernel(Function, 1, 1, 1, LEN, 1, 1, 0, stream, NULL, (void**)&config);
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HIPCHECK(hipStreamDestroy(stream));
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HIPCHECK(hipMemcpy(B, Bd, SIZE, hipMemcpyDeviceToHost));
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for(uint32_t i=0;i<LEN;i++){
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assert(A[i] == B[i]);
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}
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std::vector<hipFunction_t> vec(1024*1024*64);
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for(unsigned i=0;i<1024*1024*64;i++) {
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hipFunction_t func;
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hipModuleGetFunction(&func, Module, kernel_name);
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vec[i] = func;
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}
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passed();
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return 0;
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}
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