feat: Support stable compiler for VM (and some other crates) #12290
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| name: Compare VM performance to base branch | |
| on: | |
| pull_request: | |
| paths: | |
| - 'core/**' | |
| jobs: | |
| vm-benchmarks: | |
| name: Run VM benchmarks | |
| runs-on: [ matterlabs-ci-runner-highmem-long ] | |
| steps: | |
| - name: checkout base branch | |
| uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4 | |
| with: | |
| submodules: "recursive" | |
| fetch-depth: 0 | |
| ref: ${{ github.base_ref }} | |
| - name: fetch PR branch | |
| run: | | |
| git remote add pr_repo ${{ github.event.pull_request.head.repo.clone_url }} | |
| git fetch pr_repo ${{ github.event.pull_request.head.ref }} | |
| - name: fetch merge-base SHA | |
| id: merge_base | |
| run: echo "sha=$(git merge-base HEAD FETCH_HEAD)" >> $GITHUB_OUTPUT | |
| - name: checkout divergence point | |
| run: git checkout ${{ steps.merge_base.outputs.sha }} --recurse-submodules | |
| - name: setup-env | |
| run: | | |
| touch .env | |
| echo ZKSYNC_HOME=$(pwd) >> $GITHUB_ENV | |
| echo $(pwd)/bin >> $GITHUB_PATH | |
| echo $(pwd)/zkstack_cli/zkstackup >> $GITHUB_PATH | |
| echo "SCCACHE_GCS_BUCKET=matterlabs-infra-sccache-storage" >> .env | |
| echo "SCCACHE_GCS_SERVICE_ACCOUNT=gha-ci-runners@matterlabs-infra.iam.gserviceaccount.com" >> .env | |
| echo "SCCACHE_GCS_RW_MODE=READ_WRITE" >> .env | |
| echo "RUSTC_WRAPPER=sccache" >> .env | |
| # Set the minimum reported instruction count difference to reduce noise | |
| echo "BENCHMARK_DIFF_THRESHOLD_PERCENT=2" >> .env | |
| - name: init | |
| run: | | |
| run_retried docker compose pull zk | |
| docker compose up -d zk | |
| - name: run benchmarks on base branch | |
| shell: bash | |
| run: | | |
| ci_run zkstackup -g --local | |
| ci_run zkstack dev contracts --system-contracts | |
| ci_run cargo bench --package vm-benchmark --bench instructions -- --verbose || echo "Instructions benchmark is missing" | |
| ci_run cargo run --package vm-benchmark --release --bin instruction_counts | tee base-opcodes | |
| - name: checkout PR | |
| run: | | |
| git checkout --force FETCH_HEAD --recurse-submodules | |
| - name: run benchmarks on PR | |
| shell: bash | |
| id: comparison | |
| run: | | |
| ci_run zkstackup -g --local | |
| ci_run zkstack dev contracts --system-contracts | |
| ci_run cargo bench --package vm-benchmark --bench instructions -- --verbose | |
| ci_run cargo bench --package vm-benchmark --bench instructions -- --print > instructions.log 2>/dev/null | |
| # Output all lines from the benchmark result starting from the "## ..." comparison header. | |
| # Since the output spans multiple lines, we use a heredoc declaration. | |
| EOF=$(dd if=/dev/urandom bs=15 count=1 status=none | base64) | |
| echo "speedup<<$EOF" >> $GITHUB_OUTPUT | |
| sed -n '/^## /,$p' instructions.log >> $GITHUB_OUTPUT | |
| echo "$EOF" >> $GITHUB_OUTPUT | |
| ci_run cargo run --package vm-benchmark --release --bin instruction_counts -- --diff base-opcodes > opcodes.log | |
| echo "opcodes<<$EOF" >> $GITHUB_OUTPUT | |
| sed -n '/^## /,$p' opcodes.log >> $GITHUB_OUTPUT | |
| echo "$EOF" >> $GITHUB_OUTPUT | |
| - name: Comment on PR | |
| uses: thollander/actions-comment-pull-request@fabd468d3a1a0b97feee5f6b9e499eab0dd903f6 # v2.5.0 | |
| if: steps.comparison.outputs.speedup != '' || steps.comparison.outputs.opcodes != '' | |
| with: | |
| message: | | |
| ${{ steps.comparison.outputs.speedup }} | |
| ${{ steps.comparison.outputs.opcodes }} | |
| comment_tag: vm-performance-changes | |
| mode: recreate | |
| create_if_not_exists: true | |
| - name: Remove PR comment | |
| uses: thollander/actions-comment-pull-request@fabd468d3a1a0b97feee5f6b9e499eab0dd903f6 # v2.5.0 | |
| if: steps.comparison.outputs.speedup == '' && steps.comparison.outputs.opcodes == '' | |
| with: | |
| comment_tag: vm-performance-changes | |
| message: 'No performance difference detected (anymore)' | |
| mode: delete |