microfetch/.github/workflows/hotpath-profile.yml at main · amaanq/microfetch · GitHub

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name: hotpath-profile

on:
  pull_request:
    branches: [ "main" ]

permissions:
  contents: read

jobs:
  profile:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          rustflags: ""

      - name: Make Mold the default linker
        uses: rui314/setup-mold@v1

      - name: Create metrics directory
        run: mkdir -p /tmp/metrics

      - name: Head benchmark (timing)
        env:
          HOTPATH_OUTPUT_FORMAT: json
          HOTPATH_OUTPUT_PATH: /tmp/metrics/head_timing.json
        run: cargo run -p microfetch --release --features='hotpath'

      - name: Head benchmark (alloc)
        env:
          HOTPATH_OUTPUT_FORMAT: json
          HOTPATH_OUTPUT_PATH: /tmp/metrics/head_alloc.json
        run: cargo run -p microfetch --release --features='hotpath,hotpath-alloc'

      - name: Checkout base
        run: git checkout ${{ github.event.pull_request.base.sha }}

      - name: Base benchmark (timing)
        env:
          HOTPATH_OUTPUT_FORMAT: json
          HOTPATH_OUTPUT_PATH: /tmp/metrics/base_timing.json
        run: cargo run -p microfetch --release --features='hotpath' || echo '{}' > /tmp/metrics/base_timing.json

      - name: Base benchmark (alloc)
        env:
          HOTPATH_OUTPUT_FORMAT: json
          HOTPATH_OUTPUT_PATH: /tmp/metrics/base_alloc.json
        run: cargo run -p microfetch --release --features='hotpath,hotpath-alloc' || echo '{}' > /tmp/metrics/base_alloc.json

      - name: Save PR metadata
        run: |
          echo '${{ github.event.pull_request.number }}' > /tmp/metrics/pr_number.txt
          echo '${{ github.base_ref }}' > /tmp/metrics/base_ref.txt
          echo '${{ github.head_ref }}' > /tmp/metrics/head_ref.txt

      - uses: actions/upload-artifact@v4
        with:
          name: profile-metrics
          path: /tmp/metrics/
          retention-days: 1