[ci] Llvm15 clang10 ci (taichi-dev#5368)

* Add ci for llvm 15.

TODO: add llvm 15 as an option for build_and_test_cpu_windows in testing.yml.

* Change to vs2019 prebuild.

* Update prebuild llvm 15 to set -DLLVM_ENABLE_DIA_SDK=OFF.

* Add space when append TAICHI_CMAKE_ARGS.

* Add llvmVer to control llvm version.

.github/workflows/scripts/win_build_test_cpu.ps1

@@ -4,7 +4,8 @@
 param (
     [switch]$clone = $false,
     [switch]$install = $false,
-    [string]$libsDir = "C:\"
+    [string]$libsDir = "C:\",
+    [string]$llvmVer = "10"
 )
 
 $ErrorActionPreference = "Stop"
@@ -21,12 +22,24 @@ if (-not (Test-Path $libsDir)) {
 }
 Set-Location $libsDir
 
-if (-not (Test-Path "taichi_llvm")) {
-    WriteInfo("Download and extract LLVM")
-    curl.exe --retry 10 --retry-delay 5 https://github.com/taichi-dev/taichi_assets/releases/download/llvm10/taichi-llvm-10.0.0-msvc2019.zip -LO
-    if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE; }
-    7z x taichi-llvm-10.0.0-msvc2019.zip -otaichi_llvm
+if (!$llvmVer.CompareTo("10")) {
+    if (-not (Test-Path "taichi_llvm")) {
+        WriteInfo("Download and extract LLVM")
+
+
+        curl.exe --retry 10 --retry-delay 5 https://github.com/taichi-dev/taichi_assets/releases/download/llvm10/taichi-llvm-10.0.0-msvc2019.zip -LO
+        if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE; }
+        7z x taichi-llvm-10.0.0-msvc2019.zip -otaichi_llvm
+    }
+} else {
+    if (-not (Test-Path "taichi_llvm_15")) {
+        WriteInfo("Download and extract LLVM")
+        curl.exe --retry 10 --retry-delay 5 https://github.com/python3kgae/taichi_assets/releases/download/llvm15_vs2019_clang/taichi-x64-Release.zip -LO
+        if ($LASTEXITCODE -ne 0) { exit $LASTEXITCODE; }
+        7z x taichi-x64-Release.zip -otaichi_llvm_15
+    }
 }
+
 if (-not (Test-Path "taichi_clang")) {
     WriteInfo("Download and extract Clang")
     curl.exe --retry 10 --retry-delay 5 https://github.com/taichi-dev/taichi_assets/releases/download/llvm10/clang-10.0.0-win.zip -LO
@@ -35,15 +48,26 @@ if (-not (Test-Path "taichi_clang")) {
 }
 
 WriteInfo("Setting the env vars")
-$env:LLVM_DIR = "C://taichi_llvm"
+if (!$llvmVer.CompareTo("10")) {
+    $env:LLVM_DIR = "C://taichi_llvm"
+} else {
+    $env:LLVM_DIR = "C:\\taichi_llvm_15"
+}
 
 #TODO enable build test
 $env:TAICHI_CMAKE_ARGS = "-DTI_WITH_OPENGL:BOOL=OFF -DTI_WITH_CC:BOOL=OFF -DTI_WITH_VULKAN:BOOL=OFF -DTI_WITH_CUDA:BOOL=OFF -DTI_BUILD_TESTS:BOOL=OFF"
 
 #TODO: For now we need to hard code the compiler path from build tools 2019
 $env:TAICHI_CMAKE_ARGS +=' -DCMAKE_CXX_COMPILER=C:/Program\ Files\ (x86)/Microsoft\ Visual\ Studio/2019/BuildTools/vc/Tools/Llvm/x64/bin/clang++.exe -DCMAKE_C_COMPILER=C:/Program\ Files\ (x86)/Microsoft\ Visual\ Studio/2019/BuildTools/vc/Tools/Llvm/x64/bin/clang.exe'
 $env:TAICHI_CMAKE_ARGS += " -DCLANG_EXECUTABLE=C:\\taichi_clang\\bin\\clang++.exe"
-$env:TAICHI_CMAKE_ARGS += " -DLLVM_AS_EXECUTABLE=C:\\taichi_llvm\\bin\\llvm-as.exe -DTI_WITH_VULKAN:BOOL=OFF"
+
+if (!$llvmVer.CompareTo("10")) {
+    $env:TAICHI_CMAKE_ARGS += " -DLLVM_AS_EXECUTABLE=C:\\taichi_llvm\\bin\\llvm-as.exe -DTI_WITH_VULKAN:BOOL=OFF"
+} else {
+    $env:TAICHI_CMAKE_ARGS += " -DLLVM_AS_EXECUTABLE=C:\\taichi_llvm_15\\bin\\llvm-as.exe -DTI_WITH_VULKAN:BOOL=OFF"
+    $env:TAICHI_CMAKE_ARGS += " -DTI_LLVM_15:BOOL=ON"
+}
+
 
 WriteInfo("Checking clang compiler")
 clang --version

.github/workflows/testing.yml

@@ -261,6 +261,13 @@ jobs:
   build_and_test_cpu_windows:
     name: Build and Test Windows (CPU)
     needs: check_files
+    strategy:
+      matrix:
+        include:
+          - os: windows-2019
+            llvmVer : '15'
+          - os: windows-2019
+            llvmVer : '10'
     timeout-minutes: 90
     runs-on: windows-2019
     permissions:
@@ -298,7 +305,7 @@ jobs:
           fi
           docker create --name taichi_build_test \
             ghcr.io/taichi-dev/taichidev-cpu-windows:v0.0.1 \
-            C:/taichi/.github/workflows/scripts/win_build_test_cpu.ps1
+            C:/taichi/.github/workflows/scripts/win_build_test_cpu.ps1 -llvmVer ${{ matrix.llvmVer }}
           tar -cf - ../${{ github.event.repository.name }} --mode u=+rwx,g=+rwx,o=+rwx | docker cp - taichi_build_test:C:/
           docker start -a taichi_build_test
           rm -rf ccache_cache
@@ -318,7 +325,6 @@ jobs:
       #     path: dist/*
       #     retention-days: 7
 
-
   build_and_test_gpu_linux:
     name: Build and Test (GPU)
     needs: check_files