30 lines
552 B
C++
30 lines
552 B
C++
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#include"hip_runtime.h"
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#include"hip_runtime_api.h"
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#include"gxxApi1.h"
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#define len 1024*1024
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#define size len * sizeof(float)
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__global__ void Kern(hipLaunchParm lp, float *A)
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{
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int tx = hipThreadIdx_x + hipBlockIdx_x * hipBlockDim_x;
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A[tx] += 1.0f;
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}
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int main()
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{
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float *A, *Ad;
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for(int i=0;i<len;i++)
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{
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A[i] = 1.0f;
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}
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Ad = (float*)mallocHip(size);
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memcpyHipH2D(Ad, A, size);
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hipLaunchKernel(HIP_KERNEL_NAME(Kern), dim3(len/1024), dim3(1024), 0, 0, A);
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memcpyHipD2H(A, Ad, size);
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for(int i=0;i<len;i++)
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{
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assert(A[i] == 2.0f);
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}
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}
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