Adding release workflow

.github/workflows/release.yml

@@ -0,0 +1,73 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v2
+      - name: Cache Cargo
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            target
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+      - name: Cache LLVM
+        id: cache-llvm
+        uses: actions/cache@v3
+        with:
+          path: ./llvm
+          key: llvm-11.1.0
+      - name: Cache QBE
+        id: cache-qbe
+        uses: actions/cache@v3
+        with:
+          path: ./qbe/qbe-1.2
+          key: qbe-1.2
+      - name: Install LLVM (11.1.0)
+        run: |
+          mkdir -p llvm
+          curl -L "https://github.com/llvm/llvm-project/releases/download/llvmorg-11.1.0/clang+llvm-11.1.0-x86_64-linux-gnu-ubuntu-20.10.tar.xz" > llvm.tar.xz
+          tar x --xz -C llvm --strip-components=1 -f llvm.tar.xz
+        if: steps.cache-llvm.outputs.cache-hit != 'true'
+      - name: Setup LLVM
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libtinfo6
+          echo "PATH=$(pwd)/llvm/bin:$PATH" >> $GITHUB_ENV
+          echo "LLVM_CONFIG=$(pwd)/llvm/bin/llvm-config" >> $GITHUB_ENV
+      - name: Install QBE
+        run: |
+          mkdir -p qbe
+          cd qbe
+          wget https://c9x.me/compile/release/qbe-1.2.tar.xz
+          tar -xf qbe-1.2.tar.xz
+          cd qbe-1.2
+          make
+        if: steps.cache-qbe.outputs.cache-hit != 'true'
+      - name: Setup QBE
+        run: |
+          ls -la ./qbe
+          ls -la ./qbe/qbe-1.2
+          echo "PATH=$(pwd)/qbe/qbe-1.2:$PATH" >> $GITHUB_ENV
+      - name: Build reference compiler
+        run: cargo build
+      - name: Install ext dependencies
+        run: ./configure-libgc.sh
+      - name: Build selfhosted compiler
+        run: |
+          cd selfhost
+          ./abra build -o compiler ./src/compiler.test.abra
+          cp ./._abra/compiler "./abra-${{ github.ref_name }}-linux"
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        with:
+          files:
+            "selfhost/abra-${{ github.ref_name }}-linux"

.github/workflows/rust.yml

@@ -69,7 +69,7 @@ jobs:
         echo "PATH=$(pwd)/qbe/qbe-1.2:$PATH" >> $GITHUB_ENV
     - name: Build rust
       run: cargo build
-    - name: Install ext dependencies (for C compilation)
+    - name: Install ext dependencies
       run: ./configure-libgc.sh
     - name: Run rust tests
       run: TEST_TMP_DIR=${{ runner.temp }} cargo test --verbose