Refresh prebuilt workflow maintenance

.github/workflows/cctools-prebuilt.yml

@@ -77,7 +77,7 @@ jobs:
           tar -cJf cctools-${{matrix.arch}}-${{matrix.os}}.tar.xz cctools-${{matrix.arch}}-${{matrix.os}}
 
       - name: Upload cctools package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: cctools-${{matrix.arch}}-${{matrix.os}}
           path: cctools-${{matrix.arch}}-${{matrix.os}}.tar.xz

.github/workflows/github-release.yml

@@ -5,7 +5,7 @@ on:
       version:
         description: 'release version'
         required: true
-        default: '2025.1.0'
+        default: '2026.1.0'
       llvm_run_id:
         description: 'llvm workflow run id'
         default: "latest"

.github/workflows/halide-prebuilt.yml

@@ -36,9 +36,9 @@ jobs:
 
     steps:
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
-          python-version: '3.9'
+          python-version: '3.12'
 
       - name: Configure Windows runner
         if: runner.os == 'Windows'
@@ -68,9 +68,9 @@ jobs:
         shell: pwsh
         run: |
           $LlvmVersion = "18.1.8"
-          $LlvmRunId = '${{ github.event.inputs.run_id }}'
+          $LlvmRunId = '${{ github.event.inputs.llvm_run_id }}'
           if ($LlvmRunId -eq 'latest') {
-            $LlvmRunId = $(gh run list -w 'LLVM prebuilt' --json 'status,databaseId,conclusion') |
+            $LlvmRunId = $(gh run list -R $Env:GITHUB_REPOSITORY -w 'LLVM prebuilt' --json 'status,databaseId,conclusion') |
               ConvertFrom-Json | Where-Object { ($_.status -eq 'completed') -and ($_.conclusion -eq 'success') } |
               Select-Object -First 1 -ExpandProperty databaseId
           }
@@ -152,12 +152,12 @@ jobs:
           }
 
       - name: Clone project
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           path: llvm-prebuilt
 
       - name: Clone Halide ${{matrix.version}}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: halide/Halide
           ref: v${{matrix.version}}
@@ -264,7 +264,7 @@ jobs:
           }
 
       - name: Upload Halide package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: halide-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}}
           path: halide-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}}.tar.xz

.github/workflows/llvm-prebuilt.yml

@@ -2,7 +2,7 @@ name: LLVM prebuilt
 on: workflow_dispatch
 jobs:
   build:
-    name: LLVM ${{matrix.version}} [${{matrix.arch}}-${{matrix.os}}] ${{matrix.distro}}
+    name: LLVM ${{matrix.version}} [${{matrix.arch}}-${{matrix.os}}]
     runs-on: ${{matrix.runner}}
     strategy:
       fail-fast: false
@@ -41,18 +41,18 @@ jobs:
             osx_arch: arm64
     steps:
       - name: Clone project
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           path: llvm-prebuilt
 
       - name: Configure Windows runner
         if: runner.os == 'Windows'
         run: |
           choco install --no-progress ninja 7zip
-          git clone https://github.com/microsoft/vcpkg.git
+          git clone --depth 1 --branch 2025.10.17 https://github.com/microsoft/vcpkg.git
           cd vcpkg
           .\bootstrap-vcpkg.bat
-          $VcpkgRootDir = "$PWD/vcpkg" -Replace '\\','/'
+          $VcpkgRootDir = "$PWD" -Replace '\\','/'
           $VcpkgArch = @{'x86_64'='x64';'aarch64'='arm64'}['${{matrix.arch}}']
           .\vcpkg install "zlib:${VcpkgArch}-windows-static-release"
           .\vcpkg install "libxml2:${VcpkgArch}-windows-static-release"
@@ -92,7 +92,7 @@ jobs:
           sudo cp -R "$ZlibPath/usr/lib/aarch64-linux-gnu/" /usr/lib/aarch64-linux-gnu/
 
       - name: Clone LLVM ${{matrix.version}}
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           repository: llvm/llvm-project
           ref: ${{matrix.branch}}
@@ -225,7 +225,7 @@ jobs:
           cmd.exe /c "7z a -ttar -snl -so clang+llvm-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}}.tar clang+llvm-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}} | 7z a -si clang+llvm-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}}.tar.xz"
 
       - name: Upload LLVM package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: clang+llvm-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}}
           path: clang+llvm-${{matrix.version}}-${{matrix.arch}}-${{matrix.os}}.tar.xz

.github/workflows/msvc-bundle.yml

@@ -43,13 +43,13 @@ jobs:
           cmd.exe /c "7z a -ttar -snl -so winsdk.tar winsdk | 7z a -si winsdk.tar.xz"
 
       - name: Upload vctools package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: vctools
           path: vctools.tar.xz
 
       - name: Upload winsdk package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: winsdk
           path: winsdk.tar.xz

.github/workflows/xcode-bundle.yml

@@ -46,7 +46,7 @@ jobs:
           tar -cJf xcode-bundle.tar.xz ./xcode-bundle
 
       - name: Upload xcode-bundle package
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: xcode-bundle
           path: xcode-bundle.tar.xz

.gitignore

@@ -1 +1,31 @@
-.idea
+.idea/
+
+# Upstream source checkouts and build trees
+llvm-project/
+llvm-host/
+llvm-build/
+llvm-install/
+llvm-host-tools/
+halide/
+halide-host/
+halide-build/
+halide-install/
+xar/
+apple-libtapi/
+apple-libdispatch/
+cctools-port/
+
+# Packaged artifacts and extracted bundles
+clang+llvm-*/
+halide-*/
+cctools-*/
+xcode-bundle/
+vctools/
+winsdk/
+*.tar
+*.tar.xz
+
+# Ubuntu package extraction output
+*.deb
+libxml2-dev-*/
+zlib1g-dev-*/