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# Quick configurations
ROOT := $(PWD)
OS_VER := 14.0
LLVM_ARCH := AArch64
APPLE_ARCH := arm64
# Cmake configurations
LLVM_CMAKE_FLAGS := -G "Ninja" \
-DLLVM_ENABLE_PROJECTS="clang;lld" \
-DLLVM_TARGETS_TO_BUILD="$(LLVM_ARCH)" \
-DLLVM_TARGET_ARCH="$(LLVM_ARCH)" \
-DLLVM_DEFAULT_TARGET_TRIPLE="$(APPLE_ARCH)-apple-ios" \
-DLLVM_BUILD_TOOLS=OFF \
-DCLANG_BUILD_TOOLS=OFF \
-DBUILD_SHARED_LIBS=OFF \
-DLLVM_ENABLE_ZLIB=OFF \
-DLLVM_ENABLE_ZSTD=OFF \
-DLLVM_ENABLE_THREADS=ON \
-DLLVM_ENABLE_UNWIND_TABLES=OFF \
-DLLVM_ENABLE_EH=OFF \
-DLLVM_ENABLE_RTTI=ON \
-DLLVM_ENABLE_TERMINFO=OFF \
-DCMAKE_BUILD_TYPE=Release \
-DCMAKE_INSTALL_PREFIX="$(ROOT)/LLVM-iphoneos" \
-DCMAKE_TOOLCHAIN_FILE=../llvm/cmake/platforms/iOS.cmake \
-DLLVM_ENABLE_LIBXML2=OFF \
-DCLANG_ENABLE_STATIC_ANALYZER=OFF \
-DCLANG_ENABLE_ARCMT=OFF \
-DCLANG_TABLEGEN_TARGETS="$(LLVM_ARCH)" \
-DCMAKE_C_FLAGS="-target $(APPLE_ARCH)-apple-ios$(OS_VER)" \
-DCMAKE_CXX_FLAGS="-target $(APPLE_ARCH)-apple-ios$(OS_VER)" \
-DCMAKE_OSX_ARCHITECTURES="$(APPLE_ARCH)" \
-DLLVM_FORCE_VC_REPOSITORY=https://github.com/ProjectNyxian/LLVM-On-iOS
# Helper functions
define log_info
@echo "\033[32m\033[1m[*] \033[0m\033[32m$(1)\033[0m"
endef
# Main Targets
all: stable
stable: LLVM_VER := 19.1.7
stable: LLVM.xcframework Clang.xcframework clean
latest: LLVM_VER := 21.1.8
latest: LLVM.xcframework Clang.xcframework clean
bleeding-edge: LLVM_VER := 21.1.0-rc3
bleeding-edge: LLVM.xcframework Clang.xcframework clean
# Actual Makefile
llvm-project-$(LLVM_VER).src.tar.xz:
$(call log_info,downloading llvm ($(LLVM_VER)))
curl -OL https://github.com/llvm/llvm-project/releases/download/llvmorg-$(LLVM_VER)/llvm-project-$(LLVM_VER).src.tar.xz
llvm-project-$(LLVM_VER).src: llvm-project-$(LLVM_VER).src.tar.xz
$(call log_info,extracting llvm ($(LLVM_VER)))
tar xzf llvm-project-$(LLVM_VER).src.tar.xz
llvm-project-$(LLVM_VER).src/build:
$(call log_info,preparing llvm ($(LLVM_VER)))
mkdir llvm-project-$(LLVM_VER).src/build
$(call log_info,configuring llvm ($(LLVM_VER)))
cd llvm-project-$(LLVM_VER).src/build; \
cmake $(LLVM_CMAKE_FLAGS) ../llvm
$(call log_info,patching configuration of llvm ($(LLVM_VER)))
sed -i.bak 's/^HAVE_FFI_CALL:INTERNAL=/HAVE_FFI_CALL:INTERNAL=1/g' llvm-project-$(LLVM_VER).src/build/CMakeCache.txt
LLVM-iphoneos: llvm-project-$(LLVM_VER).src llvm-project-$(LLVM_VER).src/build
$(call log_info,building llvm ($(LLVM_VER)))
cd llvm-project-$(LLVM_VER).src/build; \
cmake --build . --target install
LLVM-iphoneos/llvm.a: LLVM-iphoneos
$(call log_info,combining LLVM libraries into llvm.a)
libtool -static -o LLVM-iphoneos/llvm.a \
LLVM-iphoneos/lib/libLLVM*.a \
LLVM-iphoneos/lib/libclang*.a \
LLVM-iphoneos/lib/liblld*.a \
LLVM.xcframework: LLVM-iphoneos/llvm.a
$(call log_info,creating LLVM framework out of llvm ($(LLVM_VER)))
mkdir llvm-headers
cp -r LLVM-iphoneos/include/* llvm-headers/
rm -rf llvm-headers/clang-c
xcodebuild -create-xcframework \
-library "LLVM-iphoneos/llvm.a" \
-headers "llvm-headers" \
-output LLVM.xcframework
rm -rf llvm-headers
Clang.xcframework: LLVM-iphoneos
$(call log_info,creating Clang framework out of llvm ($(LLVM_VER)))
mkdir clang-headers
cp -r LLVM-iphoneos/include/clang-c clang-headers/
xcodebuild -create-xcframework \
-library "LLVM-iphoneos/lib/libclang.dylib" \
-headers "clang-headers" \
-output Clang.xcframework
rm -rf clang-headers
clean:
$(call log_info,cleaning up)
rm -rf llvm*
rm -rf LLVM-iphoneos
rm -rf Release-iphoneos
rm -rf *headers
clean-all: clean
rm -rf *.xcframework