[CI] Add precompiled CTS tests to sycl_prebuilt_tests image

.github/workflows/sycl-linux-build.yml

@@ -76,6 +76,14 @@ on:
         type: string
         required: false
 
+      cts_binaries_artifact:
+        type: string
+        required: false
+      cts_binaries_ref:
+        type: string
+        description: tag/ref of CTS tests to compile
+        default: main
+
     outputs:
       build_conclusion:
         value: ${{ jobs.build.outputs.build_conclusion }}
@@ -173,6 +181,7 @@ jobs:
       with:
         sparse-checkout: |
           devops/actions
+          sycl/cts_exclude_filter
     # Cleanup will be run after all actions are completed.
     - name: Register cleanup after job is finished
       uses: ./devops/actions/cleanup
@@ -337,6 +346,16 @@ jobs:
         comm -13 env_before env_after >> $GITHUB_ENV
         rm env_before env_after
 
+    - name: Build CTS tests
+      if: ${{ inputs.cts_binaries_artifact && always() && !cancelled() && steps.build.conclusion == 'success' }}
+      uses: ./devops/actions/run-tests/cts
+      with:
+        ref: ${{ inputs.cts_binaries_ref }}
+        cts_testing_mode: build-only
+        target_devices: all
+        sycl_cts_artifact: ${{ inputs.cts_binaries_artifact }}
+        sycl_compiler: $GITHUB_WORKSPACE/toolchain/bin/clang++
+
     - name: Build E2E tests
       if: ${{ inputs.e2e_binaries_artifact && always() && !cancelled() && steps.build.conclusion == 'success' }}
       uses: ./devops/actions/run-tests/e2e

.github/workflows/sycl-prebuilt-e2e-container.yml

@@ -1,8 +1,8 @@
 name: Create container with pre-built tests
 
-# The purpose of this is to build E2E tests with the latest release toolchain
-# and then run them with the trunk SYCL RT (libsycl.so and friends) to verify
-# that ABI compatibility hasn't been broken.
+# The purpose of this is to build E2E and CTS tests with the latest release
+# toolchain and then run them with the trunk SYCL RT (libsycl.so and friends)
+# to verify that ABI compatibility hasn't been broken.
 
 on:
   workflow_dispatch:
@@ -12,6 +12,18 @@ on:
         description: tag/sha
         required: true
         default:
+      cts_ref:
+        type: choice
+        description: tag/sha to use for CTS -- hardcoded hash is last known good commit.
+        required: true
+        default: 'main'
+        options:
+          - main
+          # Author: Tom Deakin <[email protected]>
+          # Date:   Thu Jul 10 16:45:48 2025 +0100
+          # Merge pull request #1102 from steffenlarsen/steffen/remove_secondary_queue_exceptions
+          # Remove expected exceptions for secondary queue
+          - 19e4ed34377c8a8a354d701772427be8c5430b0d
 
   push:
     branches:
@@ -35,6 +47,12 @@ jobs:
       toolchain_artifact: toolchain
       toolchain_artifact_filename: toolchain.tar.zst
       e2e_binaries_artifact: e2e_bin
+      cts_binaries_artifact: cts_bin
+      # Author: Tom Deakin <[email protected]>
+      # Date:   Thu Jul 10 16:45:48 2025 +0100
+      # Merge pull request #1102 from steffenlarsen/steffen/remove_secondary_queue_exceptions
+      # Remove expected exceptions for secondary queue
+      cts_binaries_ref: ${{ github.event_name == 'push' && '19e4ed34377c8a8a354d701772427be8c5430b0d' || inputs.cts_ref }}
 
   # Couldn't make it work from inside the container, so have to use an extra job
   # and pass an artifact.
@@ -72,7 +90,11 @@ jobs:
         with:
           name: e2e_bin
           path: devops/
-
+      - name: Download CTS binaries
+        uses: actions/download-artifact@v5
+        with:
+          name: cts_bin
+          path: devops/
 
       - name: Build container
         uses: ./devops/actions/build_container
@@ -84,14 +106,14 @@ jobs:
           tags: |
             ghcr.io/${{ github.repository }}/sycl_prebuilt_tests:${{ inputs.ref || github.ref_name }}
 
-  run-e2e:
+  run-prebuilt-tests:
     # Ensure those tests can actually pass with the toolchain they were built
     # with, otherwise testing compatibility with those binaries is pointless.
     # This job should be aligned with how the image will be used in trunk CI.
     #
     # I'll start with just a single configuration, but this might be extended
     # with a matrix in future (e.g., to run on cpu/CUDA/AMDGPU).
-    name: Run E2E tests with SYCL RT they were built with
+    name: Run E2E, CTS tests with SYCL RT they were built with
     runs-on: [Linux, pvc]
     needs: [docker, build]
     if: ${{ always() && !cancelled() && needs.build.outputs.build_conclusion == 'success' }}
@@ -116,3 +138,9 @@ jobs:
         with:
           testing_mode: run-only
           target_devices: level_zero:gpu
+      - name: Run CTS tests
+        uses: ./devops/actions/run-tests/cts
+        timeout-minutes: 20
+        with:
+          cts_testing_mode: run-only
+          target_devices: level_zero:gpu

devops/actions/run-tests/cts/action.yml

@@ -9,11 +9,13 @@ inputs:
   cts_testing_mode:
     required: true
   sycl_cts_artifact:
-    require: false
+    required: false
   target_devices:
     required: true
   retention-days:
     required: false
+  sycl_compiler:
+    required: false
 
 runs:
   using: "composite"
@@ -56,7 +58,7 @@ runs:
         echo "::endgroup::"
       fi
 
-      cmake -GNinja -B./build-cts -S./khronos_sycl_cts -DCMAKE_CXX_COMPILER=$(which clang++) \
+      cmake -GNinja -B./build-cts -S./khronos_sycl_cts -DCMAKE_CXX_COMPILER="${{ inputs.sycl_compiler || '$(which clang++)'}}" \
       -DSYCL_IMPLEMENTATION=DPCPP \
       -DSYCL_CTS_EXCLUDE_TEST_CATEGORIES="$cts_exclude_filter" \
       -DSYCL_CTS_ENABLE_OPENCL_INTEROP_TESTS=OFF \
@@ -81,18 +83,37 @@ runs:
       retention-days: ${{ inputs.retention-days }}
 
   - name: Download SYCL-CTS binaries
-    if: inputs.cts_testing_mode == 'run-only'
+    if: |
+      inputs.cts_testing_mode == 'run-only'
+      && !(inputs.sycl_cts_artifact == 'in-container'
+           || inputs.sycl_cts_artifact == ''
+           || github.event_name == 'workflow_dispatch')
     uses: actions/download-artifact@v4
     with:
       name: ${{ inputs.sycl_cts_artifact }}
 
   - name: Extract SYCL-CTS binaries
-    if: inputs.cts_testing_mode == 'run-only'
+    if: |
+      inputs.cts_testing_mode == 'run-only'
+      && !(inputs.sycl_cts_artifact == 'in-container'
+           || inputs.sycl_cts_artifact == ''
+           || github.event_name == 'workflow_dispatch')
     shell: bash
     run: |
       mkdir -p build-cts/bin
       tar -I 'zstd' -xf sycl_cts_bin.tar.zst -C build-cts/bin
 
+  - name: Extract CTS tests from container image
+    if: |
+      inputs.cts_testing_mode == 'run-only'
+      && (inputs.sycl_cts_artifact == 'in-container'
+          || inputs.sycl_cts_artifact == ''
+          || github.event_name == 'workflow_dispatch')
+    shell: bash
+    run: |
+      mkdir -p build-cts/bin
+      tar -I 'zstd' -xf /sycl-prebuilt/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: (always() && !cancelled()) && inputs.cts_testing_mode != 'build-only'

devops/containers/release_tests_binaries.Dockerfile

@@ -16,11 +16,13 @@ FROM $base_image:$base_tag
 ADD --chown=sycl:sycl toolchain.tar.zst /__w/llvm/llvm/toolchain
 ADD --chown=sycl:sycl e2e_binaries.tar.zst /__w/llvm/llvm/build-e2e
 ADD --chown=sycl:sycl e2e_sources.tar.zst /__w/llvm/llvm/llvm
+ADD --chown=sycl:sycl sycl_cts_bin.tar.zst /__w/llvm/llvm/build-cts
 
 # Since `/__w/llvm/llvm` above is overriden by GHA, need to provide the
 # following for using in CI:
 COPY e2e_binaries.tar.zst /sycl-prebuilt/
 COPY e2e_sources.tar.zst /sycl-prebuilt/
+COPY sycl_cts_bin.tar.zst /sycl-prebuilt/
 COPY toolchain.tar.zst /sycl-prebuilt/
 
 COPY scripts/drivers_entrypoint.sh /drivers_entrypoint.sh