Improve coverage of emulated architectures

As a follow-up to #1270

Author: serge-sans-paille

.github/workflows/emulated.yml

@@ -9,63 +9,35 @@ defaults:
 jobs:
   build:
     runs-on: ubuntu-latest
-    name: '${{ matrix.sys.compiler }} ${{ matrix.sys.version }} - emulated'
+    name: '${{ matrix.sys.compiler }} - emulated<${{ matrix.sys.size }}>'
     strategy:
       matrix:
         sys:
-          - { compiler: 'gcc',   version: '14'}
-          - { compiler: 'clang', version: '18'}
+          - { compiler: 'g++',   size: '128'}
+          - { compiler: 'clang++', size: '128'}
+          - { compiler: 'g++',   size: '256'}
+          - { compiler: 'clang++', size: '256'}
+          - { compiler: 'g++',   size: '512'}
+          - { compiler: 'clang++', size: '512'}
     steps:
-    - name: Setup compiler
-      if: ${{ matrix.sys.compiler == 'gcc' }}
-      run: |
-        GCC_VERSION=${{ matrix.sys.version }}
-        sudo apt-get update
-        sudo apt-get --no-install-suggests --no-install-recommends install g++-$GCC_VERSION
-        CC=gcc-$GCC_VERSION
-        echo "CC=$CC" >> $GITHUB_ENV
-        CXX=g++-$GCC_VERSION
-        echo "CXX=$CXX" >> $GITHUB_ENV
-        CXXFLAGS="-Wno-noexcept-type -Wno-stringop-overflow -Wno-maybe-uninitialized"
-        echo "CXXFLAGS=$CXXFLAGS" >> $GITHUB_ENV
-    - name: Setup compiler
-      if: ${{ matrix.sys.compiler == 'clang' }}
-      run: |
-        LLVM_VERSION=${{ matrix.sys.version }}
-        sudo apt-get update || exit 1
-        sudo apt-get --no-install-suggests --no-install-recommends install clang-$LLVM_VERSION || exit 1
-        sudo apt-get --no-install-suggests --no-install-recommends install g++ g++-multilib || exit 1
-        sudo ln -s /usr/include/asm-generic /usr/include/asm
-        CC=clang-$LLVM_VERSION
-        echo "CC=$CC" >> $GITHUB_ENV
-        CXX=clang++-$LLVM_VERSION
-        echo "CXX=$CXX" >> $GITHUB_ENV
     - name: Checkout xsimd
       uses: actions/checkout@v3
     - name: Install mamba
       uses: mamba-org/setup-micromamba@v1
       with:
         environment-file: environment.yml
     - name: Configure build
-      env:
-        CC: ${{ env.CC }}
-        CXX: ${{ env.CXX }}
       run: |
-
-        mkdir _build
-        cd _build
-        cmake  .. -DBUILD_TESTS=ON \
-                  -DBUILD_BENCHMARK=ON \
-                  -DBUILD_EXAMPLES=ON \
-                  -DCMAKE_BUILD_TYPE=Release \
-                  -DCMAKE_C_COMPILER=$CC \
-                  -DCMAKE_CXX_COMPILER=$CXX \
-                  -DXSIMD_ENABLE_WERROR=ON \
-                  -DCMAKE_CXX_FLAGS="-DXSIMD_DEFAULT_ARCH=emulated\<128\> -DXSIMD_WITH_EMULATED=1 ${CXXFLAGS}" \
-                  -G Ninja
+        cmake -B_build \
+          -DBUILD_TESTS=ON \
+          -DBUILD_BENCHMARK=ON \
+          -DBUILD_EXAMPLES=ON \
+          -DCMAKE_BUILD_TYPE=Release \
+          -DCMAKE_CXX_COMPILER=${{ matrix.sys.compiler }} \
+          -DXSIMD_ENABLE_WERROR=ON \
+          -DCMAKE_CXX_FLAGS="-DXSIMD_DEFAULT_ARCH=emulated\<${{ matrix.sys.size }}\> -DXSIMD_WITH_EMULATED=1" \
+          -GNinja
     - name: Build
       run: ninja -C _build
     - name: Test
-      run: |
-        cd _build/test
-        ./test_xsimd
+      run: ninja -C _build xtest