fix ci.

Author: csyonghe

.github/workflows/ci.yml

@@ -47,6 +47,10 @@ jobs:
           - { config: release, test-category: full }
           # default not full gpu tests
           - full-gpu-tests: false
+          - build-llvm: true
+          - {os: windows, platform: aarch64, build-llvm: false }
+          - {os: linux, platform: aarch64, build-llvm: false }
+          - {platform: wasm, build-llvm: false }
           # The runners don't have a GPU by default except for the self-hosted ones
           - has-gpu: false
           # Self-hosted aarch64 build
@@ -56,8 +60,9 @@ jobs:
             platform: aarch64
             test-category: smoke
             full-gpu-tests: false
-            runs-on: [self-hosted, Linux, ARM64]
-            has-gpu: true
+            runs-on: ubuntu-22.04-arm
+            has-gpu: false
+            build-llvm: false
           # Self-hosted full gpu build
           - os: windows
             config: release
@@ -110,7 +115,7 @@ jobs:
           compiler: ${{matrix.compiler}}
           platform: ${{matrix.platform}}
           config: ${{matrix.config}}
-          build-llvm: ${{ matrix.platform != 'wasm' }}
+          build-llvm: ${{ matrix.build-llvm }}
       - name: Build Slang
         if: steps.filter.outputs.should-run == 'true'
         run: |
@@ -140,6 +145,12 @@ jobs:
                 "-DSLANG_SLANG_LLVM_BINARY_URL=$(pwd)/build/dist-release/slang-llvm.zip" \
                 "-DCMAKE_COMPILE_WARNING_AS_ERROR=${{matrix.warnings-as-errors}}"
               cmake --workflow --preset "${{matrix.config}}"
+            elif [[ "${{ matrix.build-llvm }}" = "false" ]]; then
+              # linux aarch64 cannot build llvm.
+              cmake --preset default --fresh \
+                -DSLANG_SLANG_LLVM_FLAVOR=DISABLE \
+                -DCMAKE_COMPILE_WARNING_AS_ERROR=${{matrix.warnings-as-errors}}
+              cmake --workflow --preset "${{matrix.config}}"
             else
               # Otherwise, use the "system" llvm we have just build or got from the
               # cache in the setup phase
@@ -150,7 +161,7 @@ jobs:
             fi
           fi
       - name: Test Slang
-        if: steps.filter.outputs.should-run == 'true' && matrix.platform != 'wasm'
+        if: steps.filter.outputs.should-run == 'true' && matrix.platform != 'wasm' && matrix.platform != 'aarch64'
         run: |
           export SLANG_RUN_SPIRV_VALIDATION=1
           export SLANG_USE_SPV_SOURCE_LANGUAGE_UNKNOWN=1

.github/workflows/release.yml

@@ -24,7 +24,8 @@ jobs:
         platform: [x86_64, aarch64]
         test-category: [smoke]
         include:
-          - { os: linux, runs-on: ubuntu-20.04, compiler: gcc }
+          - { os: linux, platform:x86_64, runs-on: ubuntu-22.04, compiler: gcc }
+          - { os: linux, platform:aarch64, runs-on: ubuntu-22.04-arm, compiler: gcc }
           - { os: windows, runs-on: windows-latest, compiler: cl }
           - { os: macos, runs-on: macos-latest, compiler: clang }