# Manually preparing the source

```bash
wget https://github.com/Kitware/CMake/releases/download/v3.31.8/cmake-3.31.8-linux-x86_64.tar.gz

git clone --depth=1 https://github.com/CHIP-SPV/chipStar.git
cd chipStar
git submodule update --init --recursive
export CHIPSTAR_LLVM_DIR=/opt/chipStar-llvm
cp /bin/echo bin/cmake
PATH="$PWD/bin:$PATH" ./scripts/configure_llvm.sh --version 20 --install-dir $CHIPSTAR_LLVM_DIR
rm bin/cmake
cd ..
tar czf chipStar.tar.gz chipStar

git clone https://github.com/KhronosGroup/SPIRV-Headers.git
cd SPIRV-Headers
git checkout $(cat ../chipStar/llvm-project/llvm/projects/SPIRV-LLVM-Translator/spirv-headers-tag.conf)
cd ..
tar czf SPIRV-Headers.tar.gz SPIRV-Headers
```