CI: install a version on Binaryen with stack-switching support

Author: vouillon

.github/actions/install-binaryen/action.yml

@@ -0,0 +1,90 @@
+name: Install Binaryen
+
+inputs:
+  repository:
+    description: 'Repository name with owner. For example, actions/checkout'
+    default: WebAssembly/binaryen
+  ref:
+    description: >
+      The branch, tag or SHA to checkout. When checking out the repository that
+      triggered a workflow, this defaults to the reference or SHA for that
+      event.  Otherwise, uses the default branch.
+    default: latest
+  build:
+    description: Whether we should build from source
+    default: false
+runs:
+  using: composite
+  steps:
+    - name: Restore cached binaryen
+      if: ${{ inputs.build && inputs.build != 'false' }}
+      id: cache-binaryen
+      uses: actions/cache/restore@v4
+      with:
+        path: binaryen
+        key: ${{ runner.os }}-binaryen-${{ inputs.ref }}
+
+    - name: Checkout binaryen
+      if: ${{ inputs.build  && inputs.build != 'false' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      uses: actions/checkout@v4
+      with:
+        repository: ${{ inputs.repository }}
+        path: binaryen
+        submodules: true
+        ref: ${{ inputs.ref == 'latest' && 'main' || inputs.ref }}
+
+    - name: Install ninja (Linux)
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os == 'Linux' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      shell: bash
+      run: sudo apt-get install ninja-build
+
+    - name: Install ninja (MacOS)
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os == 'macOS' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      shell: bash
+      run: brew install ninja
+
+    - name: Build binaryen
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os != 'Windows' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      working-directory: ./binaryen
+      shell: bash
+      run: |
+        cmake -G Ninja .
+        ninja
+
+    - name: Install binaryen build dependencies (Windows)
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os == 'Windows' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      working-directory: ./binaryen
+      shell: bash
+      run: opam install conf-cmake conf-c++
+
+    - name: Build binaryen (Windows)
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os == 'Windows' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      working-directory: ./binaryen
+      shell: bash
+      run: |
+        opam exec -- cmake . -DBUILD_STATIC_LIB=ON -DBUILD_TESTS=off -DINSTALL_LIBS=off -DCMAKE_C_COMPILER=x86_64-w64-mingw32-gcc
+        make -j 4
+
+    - name: Cache binaryen
+      if: ${{ inputs.build && inputs.build != 'false' && steps.cache-binaryen.outputs.cache-hit != 'true' }}
+      uses: actions/cache/save@v4
+      with:
+        path: binaryen
+        key: ${{ runner.os }}-binaryen-${{ inputs.ref }}
+
+    - name: Set binaryen's path
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os != 'Windows' }}
+      shell: bash
+      run: echo "$GITHUB_WORKSPACE/binaryen/bin" >> $GITHUB_PATH
+
+    - name: Copy binaryen's tools (Windows)
+      if: ${{ inputs.build && inputs.build != 'false' && runner.os == 'Windows' }}
+      shell: bash
+      run: cp $GITHUB_WORKSPACE/binaryen/bin/wasm-{merge,opt}.exe _opam/bin
+
+    - name: Download Binaryen
+      if: ${{ ! inputs.build || inputs.build == 'false' }}
+      uses: Aandreba/[email protected]
+      with:
+          token: ${{ github.token }}
+          version: ${{ inputs.ref }}

.github/workflows/build-wasm_of_ocaml.yml

@@ -152,10 +152,12 @@ jobs:
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
 
-      - name: Set-up Binaryen
-        uses: Aandreba/setup-binaryen@v1.0.0
+      - name: Install Binaryen
+        uses: ./wasm_of_ocaml/.github/actions/install-binaryen
         with:
-          token: ${{ github.token }}
+          build: true
+          repository: vouillon/binaryen
+          ref: stack-switching-fixes
 
       - name: Pin faked binaryen-bin package
         # It's faster to use a cached version

.github/workflows/build.yml

@@ -127,10 +127,12 @@ jobs:
       - run: opam install conf-pkg-config conf-mingw-w64-g++-i686 conf-mingw-w64-g++-x86_64
         if: runner.os == 'Windows'
 
-      - name: Set-up Binaryen
-        uses: Aandreba/setup-binaryen@v1.0.0
+      - name: Install Binaryen
+        uses: ./.github/actions/install-binaryen
         with:
-          token: ${{ github.token }}
+          build: true
+          repository: vouillon/binaryen
+          ref: stack-switching-fixes
 
       - name: Install faked binaryen-bin package
         # It's faster to use a cached version