Phaneendr-kumar Lanka
64 wiersze
1.3 KiB
C++
64 wiersze
1.3 KiB
C++
#include <iostream>
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#include "hip/hip_runtime.h"
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#include "hip/hip_runtime_api.h"
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#include "../test_common.h"
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#define LEN 1024
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#define SIZE LEN << 2
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/* HIT_START
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* BUILD: %t %s ../test_common.cpp
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* RUN: %t
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* HIT_END
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*/
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__global__ void cpy(hipLaunchParm lp, uint32_t *Out, uint32_t *In)
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{
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int tx = threadIdx.x;
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memcpy(Out + tx, In + tx, sizeof(uint32_t));
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}
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__global__ void set(hipLaunchParm lp, uint32_t *ptr, uint8_t val, size_t size)
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{
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int tx = threadIdx.x;
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memset(ptr + tx, val, sizeof(uint32_t));
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}
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int main()
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{
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uint32_t *A, *Ad, *B, *Bd;
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uint32_t *Val;
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A = new uint32_t[LEN];
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B = new uint32_t[LEN];
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Val = new uint32_t;
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*Val = 0;
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for(int i=0;i<LEN;i++){
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A[i] = i;
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B[i] = 0;
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}
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hipMalloc((void**)&Ad, SIZE);
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hipMalloc((void**)&Bd, SIZE);
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hipMemcpy(Ad, A, SIZE, hipMemcpyHostToDevice);
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hipLaunchKernel(cpy, dim3(1), dim3(LEN), 0, 0, Bd, Ad);
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hipMemcpy(B, Bd, SIZE, hipMemcpyDeviceToHost);
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for(int i=LEN-16;i<LEN;i++){
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if(A[i]!=B[i]){
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return 0;
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}
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}
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hipLaunchKernel(set, dim3(1), dim3(LEN), 0, 0, Bd, 0x1, LEN);
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hipMemcpy(B, Bd, SIZE, hipMemcpyDeviceToHost);
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for(int i=LEN-16;i<LEN;i++){
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if(0x01010101!=B[i]){
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return 0;
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}
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}
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passed();
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}
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