# table_by_pac_llvm

**Repository Path**: abignail/table_by_pac_llvm

## Basic Information

- **Project Name**: table_by_pac_llvm
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: main
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 1
- **Created**: 2024-10-30
- **Last Updated**: 2024-10-30

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# This repo includes two directories: 

(1) llvm-project : the clang compiler with newly added instructions for memory security.

(2) evaluation  : test cases and POCs files.

# How to start
## Dependencies
git cmake python-dev libncurses5-dev swig libedit-dev libxml2-dev build-essential gcc-7-plugin-dev clang-6 libclang-6-dev lld-6

## Download Toolchains for Cross-Compilation
wget https://releases.linaro.org/components/toolchain/binaries/7.3-2018.05/aarch64-linux-gnu/sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu.tar.xz

tar xJf sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu.tar.xz

export path_sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu={sysroot_path}

wget https://releases.linaro.org/components/toolchain/binaries/7.3-2018.05/aarch64-linux-gnu/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz

tar xJf gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu.tar.xz

export path_gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu={gcc_path}

##  download (git clone) the project

## Build Instructions
mkdir build && cd build

cmake -G Ninja \-DCMAKE_INSTALL_PREFIX="./" \
-DCMAKE_BUILD_TYPE=Debug \
-DBUILD_SHARED_LIBS=On \
-DLLVM_TARGETS_TO_BUILD=AArch64 \
-DLLVM_BUILD_TOOLS=On \
-DLLVM_BUILD_TESTS=Off \
-DLLVM_BUILD_EXAMPLES=Off \
-DLLVM_BUILD_DOCS=Off \
-DLLVM_INCLUDE_EXAMPLES=Off \
-DLLVM_ENABLE_LTO=Off \
-DLLVM_ENABLE_DOXYGEN=Off \
-DLLVM_ENABLE_RTTI=Off \
-DLLVM_ENABLE_PROJECTS="clang;libcxx;libcxxabi" \
-DLLVM_DEFAULT_TARGET_TRIPLE="aarch64-unknown-linux-gnu" \
-DDEFAULT_SYSROOT="${path_sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu}" \
"../llvm"


ninja -j $(nproc)

wait a while for compile completely.

# test
cd malloc_test

chmod +x test.sh

./test.sh

We can see these newly added security instructions in the LLVM IR file (`.ll`) and objdump file (`llvm_objdump.log`).