translator: expand multi-architecture coverage from ecosystem discovery

.github/workflows/go-ci.yml

@@ -75,6 +75,43 @@ jobs:
       - name: ARM64 Plan 9 reference corpus
         run: scripts/check-arm64-plan9-corpus.sh
 
+  benchmark:
+    name: compile benchmark (Go 1.27, LLVM 22)
+    runs-on: ${{ github.repository_owner == 'xgo-dev' && fromJSON('["qiniu", "ubuntu-24.04-large"]') || 'ubuntu-24.04' }}
+    timeout-minutes: 20
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Install LLVM 22
+        run: |
+          echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-22 main" | sudo tee /etc/apt/sources.list.d/llvm.list
+          wget -qO- https://apt.llvm.org/llvm-snapshot.gpg.key | sudo tee /etc/apt/trusted.gpg.d/llvm-snapshot.asc >/dev/null
+          sudo apt-get update
+          sudo apt-get install -y llvm-22-dev clang-22 libclang-22-dev lld-22 libunwind-22-dev libc++-22-dev
+          echo "PATH=/usr/lib/llvm-22/bin:$PATH" >> "$GITHUB_ENV"
+
+      - name: Setup Go
+        uses: ./.github/actions/setup-go
+        with:
+          go-version: '1.27.x'
+          cache: true
+
+      - name: Translate and compile standard-library assembly
+        env:
+          PLAN9ASM_BENCHMARK_MAX_TARGET_SECONDS: '300'
+          PLAN9ASM_BENCHMARK_MAX_TOTAL_SECONDS: '900'
+        run: scripts/benchmark-compile.sh
+
+      - name: Upload benchmark report
+        if: always()
+        uses: actions/upload-artifact@v6
+        with:
+          name: compile-benchmark
+          path: _out/compile-benchmark
+          if-no-files-found: error
+
   reported_library_list:
     name: Third-party corpus matrix
     runs-on: ${{ github.repository_owner == 'xgo-dev' && fromJSON('["qiniu", "ubuntu-24.04-large"]') || 'ubuntu-24.04' }}
@@ -128,6 +165,67 @@ jobs:
           REPORTED_LIBRARY: ${{ matrix.library }}
         run: scripts/check-reported-library-corpus.sh "$REPORTED_LIBRARY"
 
+  discovered_library_corpus:
+    name: discovered-corpus (shard ${{ matrix.shard }}/32)
+    runs-on: ${{ github.repository_owner == 'xgo-dev' && fromJSON('["qiniu", "ubuntu-24.04-large"]') || 'ubuntu-24.04' }}
+    strategy:
+      fail-fast: false
+      matrix:
+        shard: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Install LLVM 22
+        run: |
+          echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-22 main" | sudo tee /etc/apt/sources.list.d/llvm.list
+          wget -qO- https://apt.llvm.org/llvm-snapshot.gpg.key | sudo tee /etc/apt/trusted.gpg.d/llvm-snapshot.asc >/dev/null
+          sudo apt-get update
+          sudo apt-get install -y llvm-22-dev clang-22 libclang-22-dev lld-22 libunwind-22-dev libc++-22-dev
+          echo "PATH=/usr/lib/llvm-22/bin:$PATH" >> "$GITHUB_ENV"
+
+      - name: Setup Go
+        uses: ./.github/actions/setup-go
+        with:
+          go-version: '1.27.x'
+          cache: true
+
+      - name: Translate and compile discovered assembly
+        run: scripts/check-discovered-library-corpus.sh "${{ matrix.shard }}" 32
+
+      - name: Upload shard report
+        if: always()
+        uses: actions/upload-artifact@v6
+        with:
+          name: discovered-corpus-shard-${{ matrix.shard }}
+          path: _out/discovered-library-corpus/shard-${{ matrix.shard }}.json
+          if-no-files-found: error
+
+  discovered_library_corpus_verify:
+    name: discovered-corpus aggregate verification
+    needs: discovered_library_corpus
+    runs-on: ${{ github.repository_owner == 'xgo-dev' && fromJSON('["qiniu", "ubuntu-24.04-large"]') || 'ubuntu-24.04' }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Setup Go
+        uses: ./.github/actions/setup-go
+        with:
+          go-version: '1.27.x'
+          cache: true
+
+      - name: Download shard reports
+        uses: actions/download-artifact@v8
+        with:
+          pattern: discovered-corpus-shard-*
+          path: _out/discovered-library-corpus
+          merge-multiple: true
+
+      - name: Verify complete ledger coverage
+        run: scripts/verify-discovered-library-corpus.sh
+
   stdlib-corpus:
     name: stdlib-corpus (${{ matrix.os }}, Go ${{ matrix.go-version }})
     runs-on: ${{ github.repository_owner == 'xgo-dev' && matrix.runner || matrix.os }}
@@ -428,7 +526,7 @@ jobs:
           echo "PATH=/usr/lib/llvm-22/bin:$PATH" >> "$GITHUB_ENV"
 
       - name: Go test (race)
-        run: go test -race ./...
+        run: go test -race -timeout=20m ./...
 
   coverage:
     runs-on: ${{ github.repository_owner == 'xgo-dev' && fromJSON('["qiniu", "ubuntu-24.04-large"]') || 'ubuntu-24.04' }}

.gitignore

@@ -0,0 +1 @@
+/_out/