Add new workflows

build-multi.yml: Build environment specified with Dockerfiles
build-quick.yml: Build natively on GitHub runners (renamed from ci-external.yml)
check-abi.yml: Checks for backwards-compatibility issues

.github/docker/windows.Dockerfile

@@ -1,6 +1,6 @@
 # escape=`
 
-ARG BASE_IMAGE=mcr.microsoft.com/dotnet/framework/runtime:4.8-windowsservercore-ltsc2019
+ARG BASE_IMAGE=mcr.microsoft.com/dotnet/framework/runtime:4.8
 FROM ${BASE_IMAGE}
 
 SHELL ["powershell"]

.github/workflows/build-multi.yml

@@ -0,0 +1,217 @@
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+  workflow_dispatch:
+
+permissions: read-all
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  config:
+    runs-on: ubuntu-latest
+    outputs:
+      short-sha: ${{ steps.const.outputs.short-sha }}
+      ref-slug: ${{ steps.const.outputs.ref-slug }}
+      build-matrix: ${{ steps.build-matrix.outputs.matrix }}
+      image-matrix: ${{ steps.image-matrix.outputs.matrix }}
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        clean: true
+        ref: ${{ github.event.pull_request.head.sha }}
+    - name: Set constants
+      id: const
+      run: |
+        cat >> ${GITHUB_OUTPUT} <<EOF
+        short-sha=$(git rev-parse --short=7 ${GITHUB_SHA})
+        ref-slug=$(echo ${{ github.ref_name }} | tr '/_' '-')
+        EOF
+    - name: Generate build matrix
+      id: build-matrix
+      run: '
+        echo ''matrix={
+          "os":[
+            {"name":"ubuntu", "vmaj":"20", "vmin":"04"},
+            {"name":"ubuntu", "vmaj":"22", "vmin":"04"},
+            {"name":"sles", "vmaj":"15", "vmin":"2"},
+            {"name":"sles", "vmaj":"15", "vmin":"3"},
+            {"name":"sles", "vmaj":"15", "vmin":"4"},
+            {"name":"rhel", "vmaj":"8", "vmin":"6"},
+            {"name":"windows"}
+          ],
+          "target":["install", "package"],
+          "arch":[""],
+          "include":[
+            {"os":{"name":"ubuntu", "vmaj":"20", "vmin":"04"}, "target":"install", "arch":"arm64"},
+            {"os":{"name":"ubuntu", "vmaj":"20", "vmin":"04"}, "target":"package", "arch":"arm64"}
+          ]
+        }'' | tee -a ${GITHUB_OUTPUT} | sed "s/matrix\=\(.*\)/\1/" | jq .'
+    - name: Generate image build matrix
+      id: image-matrix
+      run: |
+        echo 'matrix={"os":'$(echo '${{ steps.build-matrix.outputs.matrix }}' | jq -c .os)'}' |
+        tee -a ${GITHUB_OUTPUT} | sed "s/matrix\=\(.*\)/\1/" | jq .
+
+  image:
+    runs-on: ${{ matrix.os.name == 'windows' && 'windows-latest' || 'ubuntu-latest' }}
+    needs: [config]
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJSON(needs.config.outputs.image-matrix) }}
+    env:
+      OS_STRING: >-
+        ${{ matrix.os.name == 'windows' && 'windows' ||
+            format('{0}-{1}.{2}',
+              matrix.os.name,
+              matrix.os.vmaj,
+              matrix.os.vmin
+            )
+        }}
+      DOCKER_BUILDKIT: ${{ matrix.os.name == 'windows' && '0' || '1' }}
+    steps:
+    - name: Compute image name
+      run: echo "DOCKER_IMAGE=localhost/${{ github.repository }}/${OS_STRING}" >> ${GITHUB_ENV}
+    - uses: actions/checkout@v4
+      with:
+        clean: true
+        submodules: true
+    - name: "Registry login: ghcr.io"
+      run: |
+        echo ${{ secrets.GITHUB_TOKEN }} |
+        docker login -u sys-lzdev --password-stdin ghcr.io
+    - name: Setup buildkit builder
+      if: env.DOCKER_BUILDKIT == '1'
+      id: buildx-builder
+      uses: docker/setup-buildx-action@v2
+    - name: Build image
+      run: |
+        docker info
+        docker \
+        ${{ env.DOCKER_BUILDKIT == '0' && 'build' || 'buildx build --load' }} \
+        ${{ runner.os == 'Windows' && '  \
+          --memory 16G ' || '  '
+        }}\
+        ${{ matrix.os.vmaj != '' && format('  \
+          --build-arg VMAJ={0} \
+          --build-arg VMIN={1} ', matrix.os.vmaj, matrix.os.vmin) || '  '
+        }}\
+          --pull \
+          --tag ${DOCKER_IMAGE}:${{ needs.config.outputs.ref-slug }} \
+          - < .github/docker/${{ matrix.os.name }}.Dockerfile
+    - name: Save image
+      run: docker save ${DOCKER_IMAGE}:${{ needs.config.outputs.ref-slug }} -o ./${{ env.OS_STRING }}.tar
+    - name: Save image ID
+      run: echo "$(docker images --format '{{.ID}}' ${DOCKER_IMAGE}:${{ needs.config.outputs.ref-slug }})" > ./${{ env.OS_STRING }}.id
+    - name: Upload image
+      uses: actions/upload-artifact@v4
+      with:
+        name: ${{ env.OS_STRING }}
+        path: ./${{ env.OS_STRING }}.*
+
+  build:
+    # Notes on formatting:
+    #
+    # GitHub Actions expressions ${{ ... }} are used wherever possible so the
+    # evaluation results are plainly visible in the web console.
+    #
+    # Note the mixed spaces and tabs in the heredocs, see the bash man page
+    # entry for <<- in the Here Documents section. This allows generated code to
+    # be indented for readability in the workflow output.
+    needs: [config, image]
+    runs-on: ${{ matrix.os.name == 'windows' && 'windows-latest' || 'ubuntu-latest' }}
+    # Always run build even if the image step failed, except if the job was cancelled
+    if: >-
+      always() &&
+      ! cancelled() &&
+      needs.config.result == 'success'
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJSON(needs.config.outputs.build-matrix) }}
+    env:
+      MSYS_NO_PATHCONV: 1
+      MOUNT_TARGET:  ${{ matrix.os.name == 'windows' && 'C:/project' || '/project' }}
+      # -j breaks the Visual Studio configuration selection
+      PARALLEL: ${{ ! (matrix.os.name == 'windows') && '-j' || '' }}
+      ARCH_SUFFIX: ${{ matrix.arch != '' && format('_{0}', matrix.arch) || '' }}
+    steps:
+    - name: Set constants
+      id: const
+      env:
+        OS_STRING: >-
+          ${{ matrix.os.name == 'windows' && 'windows' ||
+              format('{0}-{1}.{2}',
+                matrix.os.name,
+                matrix.os.vmaj,
+                matrix.os.vmin
+              )
+          }}
+        CCACHE_DIR: ${{ github.workspace }}/ccache
+      run: |
+        cat >> ${GITHUB_OUTPUT} <<EOF
+        os-string=${OS_STRING}
+        image-name=ghcr.io/${{ github.repository }}/${OS_STRING}
+        ccache-dir=${CCACHE_DIR}
+        EOF
+    - uses: actions/checkout@v4
+      with:
+        clean: true
+        fetch-depth: 0
+        ref: ${{ github.event.pull_request.head.sha }}
+    - name: Create Ccache directory
+      run: mkdir -p '${{ steps.const.outputs.ccache-dir }}'
+    - name: Ccache
+      uses: actions/cache@v4
+      with:
+        path: ${{ steps.const.outputs.ccache-dir }}
+        key: ccache-${{ github.job }}-${{ steps.const.outputs.os-string }}${{ env.ARCH_SUFFIX }}-${{ matrix.target }}-${{ github.sha }}
+        restore-keys: ccache-${{ github.job }}-${{ steps.const.outputs.os-string }}${{ env.ARCH_SUFFIX }}-${{ matrix.target }}-
+    - name: Download image
+      uses: actions/download-artifact@v4
+      with:
+        name: ${{ steps.const.outputs.os-string }}
+    - name: Load image
+      run: docker load -i ./${{ steps.const.outputs.os-string }}.tar
+    - name: Get image ID
+      id: image-id
+      run: echo "id=$(cat ./${{ steps.const.outputs.os-string }}.id)" >> ${GITHUB_OUTPUT}
+    - name: Build
+      id: build
+      run: |
+        mkdir build
+        docker run \
+          --rm \
+          --interactive \
+          -v '${{ github.workspace }}':${MOUNT_TARGET} \
+          -w ${MOUNT_TARGET}/build \
+          -e CCACHE_BASEDIR=${MOUNT_TARGET} \
+          -e CCACHE_DIR=${MOUNT_TARGET}/ccache \
+          -v '${{ steps.const.outputs.ccache-dir }}':${MOUNT_TARGET}/ccache \
+          ${{ steps.image-id.outputs.id }} \
+          bash -e -x <<-EOF
+
+        	cmake \
+        ${{ matrix.os.name != 'windows' && '	  \
+        	  -G Ninja ' || '	  '
+        }}\
+        ${{ matrix.arch == 'arm64' && '	  \
+        	  -D CMAKE_C_COMPILER=aarch64-linux-gnu-gcc \
+        	  -D CMAKE_CXX_COMPILER=aarch64-linux-gnu-g++ \
+        	  -D CMAKE_SYSTEM_PROCESSOR=aarch64 ' || '	  '
+        }}\
+        	  -D CMAKE_C_COMPILER_LAUNCHER=ccache \
+        	  -D CMAKE_CXX_COMPILER_LAUNCHER=ccache \
+        	  -D CMAKE_BUILD_TYPE=Release \
+        	  -D CMAKE_INSTALL_PREFIX=${{ matrix.target == 'install' && '../level-zero-install' || matrix.target == 'package' && '/usr' || '' }} \
+        	  -D CPACK_OUTPUT_FILE_PREFIX=${MOUNT_TARGET}/level-zero-package \
+        	  ..
+        	
+        	cmake --build . ${PARALLEL} --target ${{ matrix.target }} ${{ matrix.os.name == 'windows' && '--config Release' || '' }}
+        	
+        	ccache --show-stats
+        	
+        	EOF

.github/workflows/check-abi.yml

@@ -0,0 +1,79 @@
+on:
+  pull_request:
+    branches: [master]
+
+permissions: read-all
+
+jobs:
+  # Use https://lvc.github.io/abi-compliance-checker/ to compare builds
+  # of pull requests against master. Compares checkouts of github.base_ref and
+  # github.head_ref.
+  check-abi:
+    runs-on: ubuntu-latest
+    if: github.repository_owner == 'oneapi-src'
+    steps:
+    - name: Install dependencies
+      run: |
+        sudo apt update
+        sudo apt install -y elfutils universal-ctags
+    - name: Checkout base
+      uses: actions/checkout@v3
+      with:
+        ref: ${{ github.base_ref }}
+        clean: true
+        path: base
+    - name: Checkout head
+      uses: actions/checkout@v3
+      with:
+        clean: true
+        path: head
+        ref: ${{ github.event.pull_request.head.sha }}
+    - name: Build debug base
+      run: |
+        mkdir base/build
+        cd base/build
+        cmake -DCMAKE_BUILD_TYPE=Debug ..
+        make -j$(nproc)
+    - name: Build debug head
+      run: |
+        mkdir head/build
+        cd head/build
+        cmake -DCMAKE_BUILD_TYPE=Debug ..
+        make -j$(nproc)
+    - name: Download and setup abi-dumper
+      run: |
+        wget https://github.com/lvc/abi-dumper/archive/refs/tags/1.2.tar.gz -O abi-dumper.tar.gz
+        tar -xzf abi-dumper.tar.gz
+        cp abi-dumper-*/abi-dumper.pl .
+        chmod +x abi-dumper.pl
+    - name: Generate dump for base
+      run: |
+        ./abi-dumper.pl \
+          ./base/build/lib/libze_loader.so \
+          -lver $(cat ./base/build/VERSION) \
+          -public-headers ./base/include \
+          -o ./base.dump
+    - name: Generate dump for head
+      run: |
+        ./abi-dumper.pl \
+          ./head/build/lib/libze_loader.so \
+          -lver $(cat ./head/build/VERSION) \
+          -public-headers ./head/include \
+          -o ./head.dump
+    - name: Download and setup abi-compliance-checker
+      run: |
+        wget https://github.com/lvc/abi-compliance-checker/tarball/master -O abi-compliance-checker.tar.gz
+        tar -xzf abi-compliance-checker.tar.gz
+        chmod +x lvc-abi-compliance-checker-*/abi-compliance-checker.pl
+    - name: Compare dumps
+      run: |
+        lvc-abi-compliance-checker-*/abi-compliance-checker.pl \
+          -l libze_loader \
+          -old base.dump \
+          -new head.dump \
+          -report-path report.html
+    - uses: actions/upload-artifact@v3
+      if: always()
+      with:
+        name: abi-report
+        path: report.html