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add static/dynamic shared memory example

This commit is contained in:
Ruobing Han 2022-09-15 20:51:53 -04:00
parent 3d22cc1f36
commit e5f020d997
3 changed files with 65 additions and 1 deletions
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24
.github/workflows/build.yml vendored
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@ -52,6 +52,30 @@ jobs:
cd ${{ github.workspace }}/SC_evaluate/Hetero-cox
wget https://www.dropbox.com/s/ie2hcxw9lfoghg8/data.tar.gz?dl=1
tar -xzf 'data.tar.gz?dl=1'
- name: Execute the static shared memory demo
run: |
cd ${{ github.workspace }}/examples/sharedMemory
clang++ -std=c++11 reverse.cu -I../.. --cuda-path=${{ github.workspace }}/cuda-10.1 --cuda-gpu-arch=sm_50 -L${{ github.workspace }}/cuda-10.1/lib64 -lcudart_static -ldl -lrt -pthread -save-temps -v || true
export LD_LIBRARY_PATH=${{ github.workspace }}/build/runtime:${{ github.workspace }}/build/runtime/threadPool:$LD_LIBRARY_PATH
export PATH=${{ github.workspace }}/build/compilation:$PATH
kernelTranslator reverse-cuda-nvptx64-nvidia-cuda-sm_50.bc kernel.bc
hostTranslator reverse_cuda_benchmark-host-x86_64-unknown-linux-gnu.bc host.bc
llc --relocation-model=pic --filetype=obj kernel.bc
llc --relocation-model=pic --filetype=obj host.bc
g++ -o reverse -fPIC -no-pie -L${{ github.workspace }}/build/runtime -L${{ github.workspace }}/build/runtime/threadPool cuda/main.cc host.o kernel.o *.cc ../common/benchmark/*.cc ../common/command_line_option/*.cc ../common/time_measurement/*.cc -I../.. -lpthread -lc -lx86Runtime -lthreadPool
./reverse
- name: Execute the dynamic shared memory demo
run: |
cd ${{ github.workspace }}/examples/dynamicSharedMemory
clang++ -std=c++11 reverse.cu -I../.. --cuda-path=${{ github.workspace }}/cuda-10.1 --cuda-gpu-arch=sm_50 -L${{ github.workspace }}/cuda-10.1/lib64 -lcudart_static -ldl -lrt -pthread -save-temps -v || true
export LD_LIBRARY_PATH=${{ github.workspace }}/build/runtime:${{ github.workspace }}/build/runtime/threadPool:$LD_LIBRARY_PATH
export PATH=${{ github.workspace }}/build/compilation:$PATH
kernelTranslator reverse-cuda-nvptx64-nvidia-cuda-sm_50.bc kernel.bc
hostTranslator reverse_cuda_benchmark-host-x86_64-unknown-linux-gnu.bc host.bc
llc --relocation-model=pic --filetype=obj kernel.bc
llc --relocation-model=pic --filetype=obj host.bc
g++ -o reverse -fPIC -no-pie -L${{ github.workspace }}/build/runtime -L${{ github.workspace }}/build/runtime/threadPool cuda/main.cc host.o kernel.o *.cc ../common/benchmark/*.cc ../common/command_line_option/*.cc ../common/time_measurement/*.cc -I../.. -lpthread -lc -lx86Runtime -lthreadPool
./reverse
- name: Execute the AES example
run: |
cd ${{ github.workspace }}/SC_evaluate/Hetero-cox/src/aes

40
examples/dynamicSharedMemory/reverse.cu Normal file
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@ -0,0 +1,40 @@
// Get from: https://developer.nvidia.com/blog/using-shared-memory-cuda-cc/
#include <stdio.h>
#include <stdlib.h>
__global__ void dynamicReverse(int *d, int n)
{
extern __shared__ int s[];
int t = threadIdx.x;
int tr = n-t-1;
s[t] = d[t];
__syncthreads();
d[t] = s[tr];
}
int main()
{
const int n = 64;
int a[n], r[n], d[n];
for (int i = 0; i < n; i++) {
a[i] = i;
r[i] = n-i-1;
d[i] = 0;
}
int *d_d;
cudaMalloc(&d_d, n * sizeof(int));
// run version with static shared memory
cudaMemcpy(d_d, a, n*sizeof(int), cudaMemcpyHostToDevice);
dynamicReverse<<<1,n,n*sizeof(int)>>>(d_d, n);
cudaMemcpy(d, d_d, n*sizeof(int), cudaMemcpyDeviceToHost);
for (int i = 0; i < n; i++)
if (d[i] != r[i]) {
printf("Error: d[%d]!=r[%d] (%d, %d)n", i, i, d[i], r[i]);
exit(1);
}
printf("PASS\n");
return 0;
}

2
examples/sharedMemory/reverse.cu
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@ -33,7 +33,7 @@ int main()
for (int i = 0; i < n; i++)
if (d[i] != r[i]) {
printf("Error: d[%d]!=r[%d] (%d, %d)n", i, i, d[i], r[i]);
return 1;
exit(1);
}
printf("PASS\n");
return 0;