Aditya Atluri
103 linhas
2.1 KiB
C++
103 linhas
2.1 KiB
C++
#ifndef HIPSTREAM_H
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#define HIPSTREAM_H
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#include<hip_runtime.h>
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#define NUM_STREAMS 4
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/*
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* H2H - 1
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* H2D - 2
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* KER - 3
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* D2D - 4
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* D2H - 5
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*/
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template<typename T>
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void H2HAsync(T *Dst, T *Src, size_t size, hipStream_t stream){
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HIPCHECK(hipMemcpyAsync(Dst, Src, size, hipMemcpyHostToHost, stream));
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}
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template<typename T>
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void H2DAsync(T *Dst, T *Src, size_t size, hipStream_t stream){
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HIPCHECK(hipMemcpyAsync(Dst, Src, size, hipMemcpyHostToDevice, stream));
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}
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template<typename T>
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void D2DAsync(T *Dst, T *Src, size_t size, hipStream_t stream){
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HIPCHECK(hipMemcpyAsync(Dst, Src, size, hipMemcpyDeviceToDevice, stream));
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}
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template<typename T>
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void D2HAsync(T *Dst, T *Src, size_t size, hipStream_t stream){
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HIPCHECK(hipMemcpyAsync(Dst, Src, size, hipMemcpyDeviceToHost, stream));
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}
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template<typename T>
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void H2H(T *Dst, T *Src, size_t size){
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HIPCHECK(hipMemcpy(Dst, Src, size, hipMemcpyHostToHost));
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}
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template<typename T>
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void H2D(T *Dst, T *Src, size_t size){
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HIPCHECK(hipMemcpy(Dst, Src, size, hipMemcpyHostToDevice));
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}
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template<typename T>
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void D2D(T *Dst, T *Src, size_t size){
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HIPCHECK(hipMemcpy(Dst, Src, size, hipMemcpyDeviceToDevice));
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}
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template<typename T>
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void D2H(T *Dst, T *Src, size_t size){
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HIPCHECK(hipMemcpy(Dst, Src, size, hipMemcpyDeviceToHost));
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}
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template<typename T>
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__global__ void Inc(hipLaunchParm lp, T *In){
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int tx = hipThreadIdx_x + hipBlockIdx_x * hipBlockDim_x;
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In[tx] = In[tx] + 1;
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}
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template<typename T>
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void initArrays(T **Ad, T **Ah,
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size_t N, bool usePinnedHost=false){
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size_t NBytes = N * sizeof(T);
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if(Ad){
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HIPCHECK( hipMalloc(Ad, NBytes));
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}
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if(usePinnedHost){
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HIPCHECK( hipMallocHost(Ah, NBytes));
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}
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else{
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*Ah = new T[N];
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HIPASSERT(*Ah != NULL);
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}
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}
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template<typename T>
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void initArrays(T **Ad, size_t N,
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bool deviceMemory = false,
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bool usePinnedHost = false){
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size_t NBytes = N * sizeof(T);
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if(deviceMemory){
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HIPCHECK( hipMalloc(Ad, NBytes));
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}else{
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if(usePinnedHost){
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HIPCHECK(hipMallocHost(Ad, NBytes));
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}else{
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*Ad = new T[N];
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HIPASSERT(*Ad != NULL);
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}
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}
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}
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template<typename T>
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void setArray(T* Array, int N, T val){
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for(int i=0;i<N;i++){
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Array[i] = val;
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}
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}
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#endif
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