temp.yml

#
# Copyright (c) 2022-present, Trail of Bits, Inc.
# All rights reserved.
#
# This source code is licensed in accordance with the terms specified in
# the LICENSE file found in the root directory of this source tree.
#

name: "Temporary action for testing"

on:
  push

permissions: write-all

env:
  LLVM_DISABLE_SYMBOLIZATION: 1

jobs:
  build:
    strategy:
      matrix:
        llvm-version: [18]
        image-version: [22.04]

    name: "Pre Release"
    runs-on: ubuntu-${{ matrix.image-version }}
    if: ${{ always() }}
    timeout-minutes: 60
    container:
      image:
        ghcr.io/trailofbits/vast-ubuntu-${{ matrix.image-version }}-llvm-${{ matrix.llvm-version }}-dev:latest

    env:
        CMAKE_PREFIX_PATH: "/usr/lib/llvm-${{ matrix.llvm-version }}/lib/cmake/mlir/;/usr/lib/llvm-${{ matrix.llvm-version }}/lib/cmake/clang/"
        TOOLCHAIN: ${{ github.workspace }}/cmake/lld.toolchain.cmake
        LLVM_EXTERNAL_LIT: "/usr/local/bin/lit"

    steps:
      - name: Clone the VAST repository
        uses: actions/checkout@v4
        with:
          submodules: true
          fetch-depth: 1

      - name: Configure build
        run: cmake --preset ci

      - name: Build release
        run: cmake --build --preset ci-release -j $(nproc)

      - name: Package
        run: cpack --preset ci

      - name: Upload VAST build artifact
        uses: actions/upload-artifact@v4
        with:
          name: VAST
          path: ./builds/ci/package/*
          retention-days: 1

      - name: Publish Pre-Release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: "latest"
          prerelease: true
          generate_release_notes: true
          files: |
            ./LICENSE
            ./builds/ci/package/*

#
#     Linux kernel benchmark
#
  run_linux_kernel_bench:
    name: "Run Linux kernel test suite"
    needs: build
    strategy:
      matrix:
        llvm-version: [18]
        image-version: [22.04]
        vast-target: ['hl']

    runs-on: ubuntu-${{ matrix.image-version }}
    if: ${{ always() }}
    timeout-minutes: 360
    container:
      image:
        ghcr.io/trailofbits/vast-ubuntu-${{ matrix.image-version }}-llvm-${{ matrix.llvm-version }}-dev:latest

    steps:
      - name: Fetch VAST artifact
        uses: actions/download-artifact@v4
        with:
          name: VAST

      - name: Unpack VAST
        run: mkdir vast && tar -xf VAST-* -C vast --strip-components=1

      - name: Export vast binaries
        run: echo "${PWD}/vast/bin/" >> $GITHUB_PATH

      # Not sure which exact clang or LLVM packages are necessary
      - name: Install benchmark dependencies
        run: |
            apt-get update
            apt-get -y install git fakeroot build-essential \
              ncurses-dev xz-utils libssl-dev bc flex libelf-dev bison \
              bear \
              clang-18 clang-tools-18 \
              lld-18 \
              llvm-18 llvm-18-tools llvm-18-linker-tools llvm-18-runtime

      - name: Clone the Linux kernel and build it to create compilation database
        run: |
          git clone --depth=1 https://github.com/torvalds/linux.git linux
          cd linux
          bear -- make defconfig
          bear -- make LLVM=-18 -j $(nproc)
          # Clean build files to save space
          make clean
          cd ../

      - name: Clone vast benchmark directory
        uses: actions/checkout@v4
        with:
          repository: trailofbits/vast-benchmarks
          sparse-checkout: benchmarks/linux_kernel
          ref: main
          path: vast-benchmarks/
          fetch-depth: 1

      - name: Run benchmarks
        run: >
          python3 ${PWD}/vast-benchmarks/benchmarks/linux_kernel/run_vast_benchmark.py
          vast-front
          ${PWD}/linux/compile_commands.json
          ${PWD}/vast_linux_kernel_mlir_with_unsup/
          --num_processes=$(nproc)
          --vast_option="-xc"
          --vast_option="-vast-emit-mlir=${{ matrix.vast-target }}"
          > vast_linux_kernel_times_hl_with_unsup.tsv