[CI] Build & run CTS separately

Gen12 takes ~90min to build and run SYCL-CTS, where run takes less than
10mins. This patch updates workflows to build the suite on PVC and then
upload artifacts to required machines.

Author: KornevNikita

.github/workflows/sycl-linux-run-tests.yml

@@ -79,7 +79,7 @@ on:
         type: string
         default: 'default'
       retention-days:
-        description: 'E2E binaries artifact retention period.'
+        description: 'E2E/SYCL-CTS binaries artifact retention period.'
         type: string
         default: 1
 
@@ -102,6 +102,16 @@ on:
         default: 'false'
         required: False
 
+      cts_build_only:
+        type: string
+        default: 'false'
+        required: False
+
+      sycl_cts_artifact:
+        type: string
+        default: ''
+        required: False
+
   workflow_dispatch:
     inputs:
       runner:
@@ -339,7 +349,7 @@ jobs:
         fi
         exit $exit_code
     - name: Build SYCL CTS tests
-      if: inputs.tests_selector == 'cts'
+      if: inputs.tests_selector == 'cts' && inputs.sycl_cts_artifact == ''
       env:
         CMAKE_EXTRA_ARGS: ${{ inputs.extra_cmake_args }}
       run: |
@@ -371,17 +381,41 @@ jobs:
         # "test_conformance" target skips building "test_all" executable.
         ninja -C build-cts -k0 $( [ -n "$CTS_TESTS_TO_BUILD" ] && echo "$CTS_TESTS_TO_BUILD" || echo "test_conformance")
 
+    - name: Pack SYCL-CTS binaries
+      if: inputs.tests_selector == 'cts' && (success() || failure()) && inputs.cts_build_only == 'true'
+      run: tar -I 'zstd -9' -cf sycl_cts_bin.tar.zst -C ./build-cts/bin .
+
+    - name: Upload SYCL-CTS binaries
+      if: inputs.tests_selector == 'cts' && (success() || failure()) && inputs.cts_build_only == 'true'
+      uses: actions/upload-artifact@v4
+      with:
+        name: sycl_cts_bin
+        path: sycl_cts_bin.tar.zst
+        retention-days: ${{ inputs.retention-days }}
+
+    - name: Download SYCL-CTS binaries
+      if: inputs.tests_selector == 'cts' && (success() || failure()) && inputs.sycl_cts_artifact != ''
+      uses: actions/download-artifact@v4
+      with:
+        name: ${{ inputs.sycl_cts_artifact }}
+
+    - name: Extract SYCL-CTS binaries
+      if: inputs.tests_selector == 'cts' && (success() || failure()) && inputs.sycl_cts_artifact != ''
+      run: |
+        mkdir -p build-cts/bin
+        tar -I 'zstd' -xf sycl_cts_bin.tar.zst -C build-cts/bin
+
     - name: SYCL CTS List devices
       # Proceed with execution even if the 'build' step did not succeed.
-      if: inputs.tests_selector == 'cts' && (success() || failure())
+      if: inputs.tests_selector == 'cts' && (success() || failure()) && inputs.cts_build_only != 'true'
       env:
         ONEAPI_DEVICE_SELECTOR: ${{ inputs.target_devices }}
       run: |
         ./build-cts/bin/* --list-devices
 
     - name: Run SYCL CTS tests
       # Proceed with execution even if the previous two steps did not succeed.
-      if: inputs.tests_selector == 'cts' && (success() || failure())
+      if: inputs.tests_selector == 'cts' && (success() || failure()) && inputs.cts_build_only != 'true'
       env:
         ONEAPI_DEVICE_SELECTOR: ${{ inputs.target_devices }}
       # This job takes ~100min usually. But sometimes some test isn't

.github/workflows/sycl-nightly.yml

@@ -88,20 +88,6 @@ jobs:
             image_options: -u 1001
             target_devices: opencl:cpu
             tests_selector: e2e
-
-          - name: SYCL-CTS on OCL CPU
-            runner: '["Linux", "gen12"]'
-            image: ghcr.io/intel/llvm/ubuntu2404_intel_drivers:latest
-            image_options: -u 1001 --device=/dev/dri --privileged --cap-add SYS_ADMIN
-            target_devices: opencl:cpu
-            tests_selector: cts
-
-          - name: SYCL-CTS on L0 gen12
-            runner: '["Linux", "gen12"]'
-            image: ghcr.io/intel/llvm/ubuntu2404_intel_drivers:latest
-            image_options: -u 1001 --device=/dev/dri --privileged --cap-add SYS_ADMIN
-            target_devices: level_zero:gpu
-            tests_selector: cts
     uses: ./.github/workflows/sycl-linux-run-tests.yml
     with:
       name: ${{ matrix.name }}
@@ -174,6 +160,57 @@ jobs:
     with:
       mode: stop
 
+  build-sycl-cts:
+    needs: ubuntu2204_build
+    if: ${{ always() && !cancelled() && needs.ubuntu2204_build.outputs.build_conclusion == 'success' }}
+    uses: ./.github/workflows/sycl-linux-run-tests.yml
+    with:
+      name: Build SYCL-CTS
+      runner: '["Linux", "build"]'
+      cts_build_only: 'true'
+      image: ghcr.io/intel/llvm/ubuntu2404_intel_drivers:latest
+      image_options: -u 1001 --device=/dev/dri --privileged --cap-add SYS_ADMIN
+      tests_selector: cts
+      ref: ${{ github.sha }}
+      sycl_toolchain_artifact: sycl_linux_default
+      sycl_toolchain_archive: ${{ needs.ubuntu2204_build.outputs.artifact_archive_name }}
+      sycl_toolchain_decompress_command: ${{ needs.ubuntu2204_build.outputs.artifact_decompress_command }}
+
+  run-sycl-cts:
+    needs: [ubuntu2204_build, build-sycl-cts]
+    if: ${{ always() && !cancelled() && needs.ubuntu2204_build.outputs.build_conclusion == 'success' }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: SYCL-CTS on OCL CPU
+            runner: '["Linux", "gen12"]'
+            image: ghcr.io/intel/llvm/ubuntu2404_intel_drivers:latest
+            image_options: -u 1001 --device=/dev/dri --privileged --cap-add SYS_ADMIN
+            target_devices: opencl:cpu
+            tests_selector: cts
+
+          - name: SYCL-CTS on L0 gen12
+            runner: '["Linux", "gen12"]'
+            image: ghcr.io/intel/llvm/ubuntu2404_intel_drivers:latest
+            image_options: -u 1001 --device=/dev/dri --privileged --cap-add SYS_ADMIN
+            target_devices: level_zero:gpu
+            tests_selector: cts
+    uses: ./.github/workflows/sycl-linux-run-tests.yml
+    with:
+      name: ${{ matrix.name }}
+      runner: ${{ matrix.runner }}
+      image: ${{ matrix.image }}
+      image_options: ${{ matrix.image_options }}
+      target_devices: ${{ matrix.target_devices }}
+      tests_selector: ${{ matrix.tests_selector }}
+      ref: ${{ github.sha }}
+      merge_ref: ''
+      sycl_toolchain_artifact: sycl_linux_default
+      sycl_toolchain_archive: ${{ needs.ubuntu2204_build.outputs.artifact_archive_name }}
+      sycl_toolchain_decompress_command: ${{ needs.ubuntu2204_build.outputs.artifact_decompress_command }}
+      sycl_cts_artifact: sycl_cts_bin
+
   nightly_build_upload:
     name: Nightly Build Upload
     if: ${{ github.ref_name == 'sycl' }}