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-rwxr-xr-xtaskcluster/scripts/misc/build-llvm-common.sh206
1 files changed, 206 insertions, 0 deletions
diff --git a/taskcluster/scripts/misc/build-llvm-common.sh b/taskcluster/scripts/misc/build-llvm-common.sh
new file mode 100755
index 0000000000..9ee9147bc0
--- /dev/null
+++ b/taskcluster/scripts/misc/build-llvm-common.sh
@@ -0,0 +1,206 @@
+#!/bin/sh
+
+set -e -x
+
+artifact=$(basename $TOOLCHAIN_ARTIFACT)
+dir=${artifact%.tar.*}
+what=$1
+shift
+install=$1
+shift
+target=$1
+shift
+
+clang=$MOZ_FETCHES_DIR/clang/bin/clang
+
+case "$target" in
+aarch64-apple-darwin)
+ arch=arm64
+ export MACOSX_DEPLOYMENT_TARGET=11.0
+ compiler_wrapper() {
+ echo exec \$MOZ_FETCHES_DIR/clang/bin/$1 -mcpu=apple-m1 \"\$@\" > $1
+ chmod +x $1
+ }
+ compiler_wrapper clang
+ compiler_wrapper clang++
+ clang=$PWD/clang
+ ;;
+x86_64-apple-darwin)
+ arch=x86_64
+ export MACOSX_DEPLOYMENT_TARGET=10.12
+ ;;
+armv7-linux-android|i686-linux-android)
+ api_level=16
+ ;;
+aarch64-linux-android|x86_64-linux-android)
+ api_level=21
+ ;;
+esac
+
+case "$target" in
+*-apple-darwin)
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DCMAKE_LINKER=$MOZ_FETCHES_DIR/clang/bin/ld64.lld
+ -DCMAKE_LIPO=$MOZ_FETCHES_DIR/clang/bin/llvm-lipo
+ -DCMAKE_SYSTEM_NAME=Darwin
+ -DCMAKE_SYSTEM_VERSION=$MACOSX_DEPLOYMENT_TARGET
+ -DCMAKE_OSX_SYSROOT=$MOZ_FETCHES_DIR/MacOSX13.3.sdk
+ -DCMAKE_EXE_LINKER_FLAGS=-fuse-ld=lld
+ -DCMAKE_SHARED_LINKER_FLAGS=-fuse-ld=lld
+ -DDARWIN_osx_ARCHS=$arch
+ -DDARWIN_osx_SYSROOT=$MOZ_FETCHES_DIR/MacOSX13.3.sdk
+ -DDARWIN_macosx_OVERRIDE_SDK_VERSION=11.0
+ -DDARWIN_osx_BUILTIN_ARCHS=$arch
+ -DLLVM_DEFAULT_TARGET_TRIPLE=$target
+ "
+ # compiler-rt build script expects to find `codesign` in $PATH.
+ # Give it a fake one.
+ echo "#!/bin/sh" > codesign
+ chmod +x codesign
+ # cmake makes decisions based on the output of the mac-only sw_vers, which is
+ # obviously missing when cross-compiling, so create a fake one. The exact
+ # version doesn't really matter: as of writing, cmake checks at most for 10.5.
+ echo "#!/bin/sh" > sw_vers
+ echo echo 10.12 >> sw_vers
+ chmod +x sw_vers
+ PATH="$PATH:$PWD"
+ ;;
+*-linux-android)
+ case "$target" in
+ armv7-linux-android)
+ arch=arm
+ ;;
+ *-linux-android)
+ arch=${target%-linux-android}
+ ;;
+ esac
+ target=$target$api_level
+ # These flags are only necessary to pass the cmake tests. They don't end up
+ # actually using libgcc, so use an empty library instead of trying to find
+ # where it is in the NDK.
+ if [ "$what" = "compiler-rt" ]; then
+ exe_linker_flags="--rtlib=libgcc -L$PWD"
+ touch libgcc.a
+ fi
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DCMAKE_SYSROOT=$MOZ_FETCHES_DIR/android-ndk/toolchains/llvm/prebuilt/linux-x86_64/sysroot
+ -DCMAKE_LINKER=$MOZ_FETCHES_DIR/clang/bin/ld.lld
+ -DCMAKE_EXE_LINKER_FLAGS='-fuse-ld=lld $exe_linker_flags'
+ -DCMAKE_SHARED_LINKER_FLAGS=-fuse-ld=lld
+ -DANDROID=1
+ -DANDROID_NATIVE_API_LEVEL=$api_level
+ -DSANITIZER_ALLOW_CXXABI=OFF
+ -DLLVM_DEFAULT_TARGET_TRIPLE=$arch-unknown-linux-android
+ "
+ ;;
+*-unknown-linux-gnu)
+ if [ -d "$MOZ_FETCHES_DIR/sysroot" ]; then
+ sysroot=$MOZ_FETCHES_DIR/sysroot
+ else
+ sysroot=$MOZ_FETCHES_DIR/sysroot-${target%-unknown-linux-gnu}-linux-gnu
+ fi
+ if [ "${target%-unknown-linux-gnu}" = i686 ]; then
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DLLVM_TABLEGEN=$MOZ_FETCHES_DIR/clang/bin/llvm-tblgen
+ "
+ fi
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DCMAKE_SYSROOT=$sysroot
+ -DCMAKE_LINKER=$MOZ_FETCHES_DIR/clang/bin/ld.lld
+ -DCMAKE_EXE_LINKER_FLAGS=-fuse-ld=lld
+ -DCMAKE_SHARED_LINKER_FLAGS=-fuse-ld=lld
+ -DLLVM_ENABLE_TERMINFO=OFF
+ "
+ ;;
+*-pc-windows-msvc)
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DCMAKE_TOOLCHAIN_FILE=$MOZ_FETCHES_DIR/llvm-project/llvm/cmake/platforms/WinMsvc.cmake
+ -DLLVM_NATIVE_TOOLCHAIN=$MOZ_FETCHES_DIR/clang
+ -DHOST_ARCH=${target%-pc-windows-msvc}
+ -DLLVM_DISABLE_ASSEMBLY_FILES=ON
+ "
+ # LLVM 15+ uses different input variables.
+ if grep -q LLVM_WINSYSROOT $MOZ_FETCHES_DIR/llvm-project/llvm/cmake/platforms/WinMsvc.cmake; then
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DLLVM_WINSYSROOT=$MOZ_FETCHES_DIR/vs
+ "
+ else
+ # WinMsvc.cmake before LLVM 15 doesn't support spaces in WINDSK_BASE.
+ ln -s "windows kits/10" $MOZ_FETCHES_DIR/vs/sdk
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DMSVC_BASE=$MOZ_FETCHES_DIR/vs/vc/tools/msvc/14.29.30133
+ -DWINSDK_BASE=$MOZ_FETCHES_DIR/vs/sdk
+ -DWINSDK_VER=10.0.19041.0
+ "
+ fi
+ ;;
+*)
+ echo $target is not supported yet
+ exit 1
+ ;;
+esac
+
+case "$target" in
+*-pc-windows-msvc)
+ ;;
+*)
+ EXTRA_CMAKE_FLAGS="
+ $EXTRA_CMAKE_FLAGS
+ -DCMAKE_C_COMPILER=$clang
+ -DCMAKE_CXX_COMPILER=$clang++
+ -DCMAKE_AR=$MOZ_FETCHES_DIR/clang/bin/llvm-ar
+ -DCMAKE_RANLIB=$MOZ_FETCHES_DIR/clang/bin/llvm-ranlib
+ "
+ ;;
+esac
+
+mkdir build
+cd build
+
+for patchfile in "$@"; do
+ case $patchfile in
+ *.json)
+ jq -r '.patches[]' $GECKO_PATH/$patchfile | while read p; do
+ patch -d $MOZ_FETCHES_DIR/llvm-project -p1 < $GECKO_PATH/$(dirname $patchfile)/$p
+ done
+ ;;
+ *)
+ patch -d $MOZ_FETCHES_DIR/llvm-project -p1 < $GECKO_PATH/$patchfile
+ ;;
+ esac
+done
+
+eval cmake \
+ $MOZ_FETCHES_DIR/llvm-project/$what \
+ -GNinja \
+ -DCMAKE_C_COMPILER_TARGET=$target \
+ -DCMAKE_CXX_COMPILER_TARGET=$target \
+ -DCMAKE_ASM_COMPILER_TARGET=$target \
+ -DCMAKE_BUILD_TYPE=Release \
+ -DCMAKE_INSTALL_PREFIX=${PWD}/${dir} \
+ -DLLVM_ENABLE_ASSERTIONS=OFF \
+ -DLLVM_CONFIG_PATH=$MOZ_FETCHES_DIR/clang/bin/llvm-config \
+ $EXTRA_CMAKE_FLAGS
+
+ninja -v $install
+
+if [ "$what" = "compiler-rt" ]; then
+ # ninja install doesn't copy the PDBs
+ case "$target" in
+ *-pc-windows-msvc)
+ cp lib/windows/*pdb $dir/lib/windows/
+ ;;
+ esac
+fi
+
+tar caf "$artifact" "$dir"
+
+mkdir -p "$UPLOAD_DIR"
+mv "$artifact" "$UPLOAD_DIR"