name: ZJIT Ubuntu
on:
  push:
    branches:
      - master
    paths-ignore:
      - 'doc/**'
      - '**/man/*'
      - '**.md'
      - '**.rdoc'
      - '**/.document'
      - '.*.yml'
  pull_request:
    types:
      - opened
      - synchronize
      - reopened
    # Do not use paths-ignore for required status checks
    # https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/collaborating-on-repositories-with-code-quality-features/troubleshooting-required-status-checks#handling-skipped-but-required-checks
  merge_group:

concurrency:
  group: ${{ github.workflow }} / ${{ startsWith(github.event_name, 'pull') && github.ref_name || github.sha }}
  cancel-in-progress: ${{ startsWith(github.event_name, 'pull') }}

permissions:
  contents: read

jobs:
  lint:
    name: cargo clippy

    runs-on: ubuntu-22.04

    if: >-
      ${{!(false
      || contains(github.event.head_commit.message, '[DOC]')
      || contains(github.event.pull_request.title, '[DOC]')
      || contains(github.event.pull_request.labels.*.name, 'Documentation')
      || (github.event_name == 'push' && github.event.pull_request.user.login == 'dependabot[bot]')
      )}}

    steps:
      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1

      - run: cargo clippy --all-targets --all-features
        working-directory: zjit

  make:
    strategy:
      fail-fast: false
      matrix:
        include:
          - test_task: 'check'
            run_opts: '--zjit-call-threshold=1'
            specopts: '-T --zjit-call-threshold=1'
            configure: '--enable-zjit=dev'

          - test_task: 'check'
            run_opts: '--zjit-disable-hir-opt --zjit-call-threshold=1'
            specopts: '-T --zjit-disable-hir-opt -T --zjit-call-threshold=1'
            configure: '--enable-zjit=dev'

            # The optimizer benefits from at least 1 iteration of profiling. Also, many
            # regression tests in bootstraptest/test_yjit.rb assume call-threshold=2.
          - test_task: 'btest'
            run_opts: '--zjit-call-threshold=2'
            configure: '--enable-zjit=dev'

          - test_task: 'zjit-check' # zjit-test + quick feedback of test_zjit.rb
            configure: '--enable-yjit --enable-zjit=dev'
            rust_version: '1.85.0'

          - test_task: 'zjit-bindgen'
            hint: 'To fix: use patch in logs'
            # Build with YJIT+ZJIT for output that works in the most number of configurations
            configure: '--enable-zjit=dev --enable-yjit --with-gcc=clang-16'
            clang_path: '/usr/bin/clang-16'
            runs-on: 'ubuntu-24.04' # for clang-16

          - test_task: 'test-bundled-gems'
            configure: '--enable-zjit=dev'
            run_opts: '--zjit-call-threshold=1'

    env:
      GITPULLOPTIONS: --no-tags origin ${{ github.ref }}
      RUN_OPTS: ${{ matrix.run_opts }}
      YJIT_BENCH_OPTS: ${{ matrix.yjit_bench_opts }}
      SPECOPTS: ${{ matrix.specopts }}
      TESTOPTS: ${{ matrix.testopts }}
      RUBY_DEBUG: ci
      BUNDLE_JOBS: 8 # for yjit-bench
      RUST_BACKTRACE: 1
      ZJIT_RB_BUG: 1

    runs-on: ${{ matrix.runs-on || 'ubuntu-22.04' }}

    if: >-
      ${{!(false
      || contains(github.event.head_commit.message, '[DOC]')
      || contains(github.event.pull_request.title, '[DOC]')
      || contains(github.event.pull_request.labels.*.name, 'Documentation')
      || (github.event_name == 'push' && github.event.pull_request.user.login == 'dependabot[bot]')
      )}}

    steps:
      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
        with:
          sparse-checkout-cone-mode: false
          sparse-checkout: /.github

      - uses: ./.github/actions/setup/ubuntu

      - uses: ruby/setup-ruby@ab177d40ee5483edb974554986f56b33477e21d0 # v1.265.0
        with:
          ruby-version: '3.1'
          bundler: none

      - uses: taiki-e/install-action@v2
        with:
          tool: nextest@0.9
        if: ${{ matrix.test_task == 'zjit-check' }}

      - uses: ./.github/actions/setup/directories
        with:
          srcdir: src
          builddir: build
          makeup: true
          dummy-files: ${{ matrix.test_task == 'check' }}
          # Set fetch-depth: 10 so that Launchable can receive commits information.
          fetch-depth: 10

      - name: Install Rust
        if: ${{ matrix.rust_version }}
        run: |
          rustup install ${{ matrix.rust_version }} --profile minimal
          rustup default ${{ matrix.rust_version }}

      - name: Install rustfmt
        if: ${{ matrix.test_task == 'zjit-bindgen' }}
        run: rustup component add rustfmt

      - name: Run configure
        run: ../src/configure -C --disable-install-doc --prefix=$(pwd)/install ${{ matrix.configure }}

      - run: make incs

      - run: make prepare-gems
        if: ${{ matrix.test_task == 'test-bundled-gems' }}

      - run: make

      - name: Verify that --zjit-dump-disasm works
        run: |
          ./miniruby --zjit-call-threshold=1 --zjit-dump-disasm -e0 | \
          wc -l | \
          ruby -ne 'raise "Disassembly seems broken in dev build (output has too few lines)" unless $_.to_i > 10'
        if: ${{ contains(matrix.configure, 'jit=dev') }}

      # Check that the binary was built with ZJIT
      - name: Check ZJIT enabled
        run: ./miniruby --zjit -v | grep "+ZJIT"
        if: ${{ matrix.configure != '--disable-zjit' }}

      - name: Set ENV for ZJIT
        run: |
          echo "RUBY_CRASH_REPORT=$(pwd)/rb_crash_%p.txt" >> $GITHUB_ENV

      - name: make ${{ matrix.test_task }}
        run: |
          set -x
          make -s ${{ matrix.test_task }} ${TESTS:+TESTS="$TESTS"} \
            RUN_OPTS="$RUN_OPTS" MSPECOPT=--debug SPECOPTS="$SPECOPTS" \
            TESTOPTS="$TESTOPTS" \
            ZJIT_BINDGEN_DIFF_OPTS="$ZJIT_BINDGEN_DIFF_OPTS"
        timeout-minutes: 90
        env:
          RUBY_TESTOPTS: '-q --tty=no'
          EXCLUDES: '../src/test/.excludes-zjit'
          TEST_BUNDLED_GEMS_ALLOW_FAILURES: ''
          PRECHECK_BUNDLED_GEMS: 'no'
          SYNTAX_SUGGEST_TIMEOUT: '5'
          ZJIT_BINDGEN_DIFF_OPTS: '--exit-code'
          CLANG_PATH: ${{ matrix.clang_path }}
        continue-on-error: ${{ matrix.continue-on-test_task || false }}

      - name: Dump crash logs
        if: ${{ failure() }}
        continue-on-error: true
        run: |
          tail --verbose --lines=+1 rb_crash_*.txt
          exit 1

      - uses: ./.github/actions/slack
        with:
          label: ${{ matrix.test_task }} ${{ matrix.configure }}
          SLACK_WEBHOOK_URL: ${{ secrets.SIMPLER_ALERTS_URL }} # ruby-lang slack: ruby/simpler-alerts-bot
        if: ${{ failure() }}

  result:
    if: ${{ always() }}
    name: ${{ github.workflow }} result
    runs-on: ubuntu-22.04
    needs: [make]
    steps:
      - name: ${{ github.workflow }} jobs have failed
        run: exit 1
        working-directory:
        if: ${{ contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled') }}

  # Separated from `make` job to avoid making it a required status check for now
  ruby-bench:
    strategy:
      matrix:
        include:
          # Test --call-threshold=2 with 2 iterations in total
          - ruby_opts: '--zjit-call-threshold=2'
            bench_opts: '--warmup=1 --bench=1'
            configure: '--enable-zjit=dev_nodebug' # --enable-zjit=dev is too slow

    runs-on: ubuntu-24.04

    if: >-
      ${{!(false
      || contains(github.event.head_commit.message, '[DOC]')
      || contains(github.event.pull_request.title, '[DOC]')
      || contains(github.event.pull_request.labels.*.name, 'Documentation')
      || (github.event_name == 'push' && github.event.pull_request.user.login == 'dependabot[bot]')
      )}}

    steps:
      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1

      - uses: ./.github/actions/setup/ubuntu

      - uses: ./.github/actions/setup/directories
        with:
          srcdir: src
          builddir: build
          makeup: true

      - name: Run configure
        run: ../src/configure -C --disable-install-doc --prefix="$(pwd)/install" ${{ matrix.configure }}

      - run: make install

      - name: Checkout ruby-bench
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
        with:
          repository: ruby/ruby-bench
          path: ruby-bench

      # If you want to skip failing benchmark, consider using `--excludes`.
      # e.g. `bench_opts: '--warmup=1 --bench=1 --excludes=railsbench,lobsters'`
      - name: Run ruby-bench
        run: ruby run_benchmarks.rb -e "zjit::../build/install/bin/ruby ${{ matrix.ruby_opts }}" ${{ matrix.bench_opts }}
        working-directory: ruby-bench

      - uses: ./.github/actions/slack
        with:
          label: ruby-bench ${{ matrix.bench_opts }} ${{ matrix.ruby_opts }}
          SLACK_WEBHOOK_URL: ${{ secrets.SIMPLER_ALERTS_URL }} # ruby-lang slack: ruby/simpler-alerts-bot
        if: ${{ failure() }}

defaults:
  run:
    working-directory: build