Add github actions for windows llvm

.ci/deploy-llvm.sh

@@ -0,0 +1,20 @@
+#!/bin/sh -ex
+
+# First let's print some info about our caches
+"$(cygpath -u "$CCACHE_BIN_DIR")"/ccache.exe --show-stats -v
+
+# BUILD_blablabla is Azure specific, so we wrap it for portability
+ARTIFACT_DIR="$BUILD_ARTIFACTSTAGINGDIRECTORY"
+BUILD="llvmlibs_mt.7z"
+
+# Package artifacts
+7z a -m0=LZMA2 -mx9 "$BUILD" ./build/lib/Release-x64/llvm_build
+
+# Generate sha256 hashes
+# Write to file for GitHub releases
+sha256sum "$BUILD" | awk '{ print $1 }' | tee "$BUILD.sha256"
+echo "$(cat "$BUILD.sha256");$(stat -c %s "$BUILD")B" > GitHubReleaseMessage.txt
+
+# Move files to publishing directory
+cp -- "$BUILD" "$ARTIFACT_DIR"
+cp -- "$BUILD.sha256" "$ARTIFACT_DIR"

.ci/deploy-windows.sh

@@ -1,6 +1,6 @@
 #!/bin/sh -ex
 
-# First let's see print some info about our caches
+# First let's print some info about our caches
 "$(cygpath -u "$CCACHE_BIN_DIR")"/ccache.exe --show-stats -v
 
 # BUILD_blablabla is Azure specific, so we wrap it for portability

.ci/setup-llvm.sh

@@ -0,0 +1,63 @@
+#!/bin/sh -ex
+
+# Resource/dependency URLs
+CCACHE_URL="https://github.com/ccache/ccache/releases/download/v4.11.2/ccache-4.11.2-windows-x86_64.zip"
+
+DEP_URLS="         \
+    $CCACHE_URL"
+
+# CI doesn't make a cache dir if it doesn't exist, so we do it manually
+[ -d "$DEPS_CACHE_DIR" ] || mkdir "$DEPS_CACHE_DIR"
+
+# Pull the llvm submodule
+# shellcheck disable=SC2046
+git submodule -q update --init --depth=1 -- 3rdparty/llvm
+
+# Git bash doesn't have rev, so here it is
+rev()
+{
+    echo "$1" | awk '{ for(i = length($0); i != 0; --i) { a = a substr($0, i, 1); } } END { print a }'
+}
+
+# Usage: download_and_verify url checksum algo file
+# Check to see if a file is already cached, and the checksum matches. If not, download it.
+# Tries up to 3 times
+download_and_verify()
+{
+    url="$1"
+    correctChecksum="$2"
+    algo="$3"
+    fileName="$4"
+
+    for _ in 1 2 3; do
+        [ -e "$DEPS_CACHE_DIR/$fileName" ] || curl -fLo "$DEPS_CACHE_DIR/$fileName" "$url"
+        fileChecksum=$("${algo}sum" "$DEPS_CACHE_DIR/$fileName" | awk '{ print $1 }')
+        [ "$fileChecksum" = "$correctChecksum" ] && return 0
+    done
+
+    return 1;
+}
+
+# Some dependencies install here
+[ -d "./build/lib_ext/Release-x64" ] || mkdir -p "./build/lib_ext/Release-x64"
+
+for url in $DEP_URLS; do
+    # Get the filename from the URL and remove query strings (?arg=something).
+    fileName="$(rev "$(rev "$url" | cut -d'/' -f1)" | cut -d'?' -f1)"
+    [ -z "$fileName" ] && echo "Unable to parse url: $url" && exit 1
+
+    # shellcheck disable=SC1003
+    case "$url" in
+    *ccache*) checksum=$CCACHE_SHA; algo="sha256"; outDir="$CCACHE_BIN_DIR" ;;
+    *) echo "Unknown url resource: $url"; exit 1 ;;
+    esac
+
+    download_and_verify "$url" "$checksum" "$algo" "$fileName"
+    7z x -y "$DEPS_CACHE_DIR/$fileName" -aos -o"$outDir"
+done
+
+# Setup ccache tool
+[ -d "$CCACHE_DIR" ] || mkdir -p "$(cygpath -u "$CCACHE_DIR")"
+CCACHE_SH_DIR=$(cygpath -u "$CCACHE_BIN_DIR")
+mv "$CCACHE_SH_DIR"/ccache-*/* "$CCACHE_SH_DIR"
+cp "$CCACHE_SH_DIR"/ccache.exe "$CCACHE_SH_DIR"/cl.exe

.github/workflows/llvm.yml

@@ -0,0 +1,72 @@
+name: Build LLVM
+
+defaults:
+  run:
+    shell: bash
+on:
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.ref }}-${{ github.event_name }}
+  cancel-in-progress: true
+
+env:
+  BUILD_ARTIFACTSTAGINGDIRECTORY: ${{ github.workspace }}/artifacts/
+
+jobs:
+  Windows_Build:
+    if: github.event_name == 'workflow_dispatch'
+    name: LLVM Windows (MSVC)
+    runs-on: windows-2025
+    env:
+      COMPILER: msvc
+      CCACHE_SHA: '1f39f3ad5aae3fe915e99ad1302633bc8f6718e58fa7c0de2b0ba7e080f0f08c'
+      CCACHE_BIN_DIR: 'C:\ccache_bin'
+      CCACHE_DIR: 'C:\ccache'
+      CCACHE_INODECACHE: 'true'
+      CCACHE_SLOPPINESS: 'time_macros'
+      DEPS_CACHE_DIR: ./dependency_cache
+    steps:
+
+      - name: Checkout repository
+        uses: actions/checkout@main
+        with:
+          fetch-depth: 0
+
+      - name: Restore Dependencies Cache
+        uses: actions/cache/restore@main
+        id: restore-dependencies-cache
+        with:
+          path: ${{ env.DEPS_CACHE_DIR }}
+          key: "${{ runner.os }}-${{ env.COMPILER }}-llvm-${{ env.CCACHE_SHA }}"
+          restore-keys: ${{ runner.os }}-${{ env.COMPILER }}-llvm
+
+      - name: Download and unpack dependencies
+        run: .ci/setup-llvm.sh
+
+      - name: Add msbuild to PATH
+        uses: microsoft/setup-msbuild@main
+
+      - name: Compile LLVM
+        shell: pwsh
+        run: msbuild 3rdparty\llvm\llvm_build.vcxproj /p:SolutionDir="$(pwd)/" /p:Configuration=Release /v:minimal /p:Platform=x64 /p:PreferredToolArchitecture=x64 /p:CLToolPath=${{ env.CCACHE_BIN_DIR }} /p:UseMultiToolTask=true /p:CustomAfterMicrosoftCommonTargets="${{ github.workspace }}\buildfiles\msvc\ci_only.targets"
+
+      - name: Pack up build artifacts
+        run: |
+          mkdir -p "${{ env.BUILD_ARTIFACTSTAGINGDIRECTORY }}"
+          .ci/deploy-llvm.sh
+
+      - name: Upload artifacts (7z)
+        uses: actions/upload-artifact@main
+        with:
+          name: LLVM for Windows (MSVC)
+          path: ${{ env.BUILD_ARTIFACTSTAGINGDIRECTORY }}
+          compression-level: 0
+          if-no-files-found: error
+
+      - name: Save Dependencies Cache
+        if: github.ref == 'refs/heads/master'
+        uses: actions/cache/save@main
+        with:
+          path: ${{ env.DEPS_CACHE_DIR }}
+          key: ${{ steps.restore-dependencies-cache.outputs.cache-primary-key }}

rpcs3/rpcs3.vcxproj

@@ -2125,15 +2125,20 @@
     <None Include="..\.ci\build-mac.sh" />
     <None Include="..\.ci\deploy-linux-legacy.sh" />
     <None Include="..\.ci\deploy-linux.sh" />
+    <None Include="..\.ci\deploy-llvm.sh" />
     <None Include="..\.ci\deploy-mac-arm64.sh" />
     <None Include="..\.ci\deploy-mac.sh" />
     <None Include="..\.ci\deploy-windows.sh" />
     <None Include="..\.ci\docker.env" />
+    <None Include="..\.ci\generate-qt-ts.sh" />
     <None Include="..\.ci\get_keys-windows.sh" />
     <None Include="..\.ci\github-upload.sh" />
     <None Include="..\.ci\install-freebsd.sh" />
     <None Include="..\.ci\optimize-mac.sh" />
+    <None Include="..\.ci\setup-llvm.sh" />
     <None Include="..\.ci\setup-windows.sh" />
+    <None Include="..\.github\workflows\llvm.yml" />
+    <None Include="..\.github\workflows\qt-ts.yml" />
     <None Include="..\.github\workflows\rpcs3.yml" />
     <None Include="..\bin\GuiConfigs\Classic (Bright).qss" />
     <None Include="..\bin\GuiConfigs\Darker Style by TheMitoSan.qss" />

rpcs3/rpcs3.vcxproj.filters

@@ -1893,6 +1893,21 @@
     <None Include="..\.github\workflows\rpcs3.yml">
       <Filter>CI</Filter>
     </None>
+    <None Include="..\.ci\deploy-llvm.sh">
+      <Filter>CI</Filter>
+    </None>
+    <None Include="..\.ci\generate-qt-ts.sh">
+      <Filter>CI</Filter>
+    </None>
+    <None Include="..\.ci\setup-llvm.sh">
+      <Filter>CI</Filter>
+    </None>
+    <None Include="..\.github\workflows\llvm.yml">
+      <Filter>CI</Filter>
+    </None>
+    <None Include="..\.github\workflows\qt-ts.yml">
+      <Filter>CI</Filter>
+    </None>
   </ItemGroup>
   <ItemGroup>
     <Text Include="rpcs3qt\CMakeLists.txt">