llvm: add package

Add static LLVM host and target build for use with Mesa. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2025-12-21 17:04:37 +04:00 · 2024-11-25 22:34:54 +01:00
parent 7a0e5b885f
commit 27d4813504
2 changed files with 299 additions and 0 deletions
--- a/libs/llvm/Makefile
+++ b/libs/llvm/Makefile
@@ -0,0 +1,288 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=llvm-project
+PKG_VERSION:=19.1.4
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).src.tar.xz
+PKG_SOURCE_URL:=https://github.com/llvm/llvm-project/releases/download/llvmorg-$(PKG_VERSION)
+PKG_HASH:=3aa2d2d2c7553164ad5c6f3b932b31816e422635e18620c9349a7da95b98d811
+PKG_CPE_ID:=cpe:/a:llvm:llvm
+
+SPIRV_LLVM_TRANSLATOR_VERSION:=19.1.1
+SPIRV_LLVM_TRANSLATOR_FILE:=SPIRV-LLVM-Translator-$(SPIRV_LLVM_TRANSLATOR_VERSION).tar.gz
+SPIRV_LLVM_TRANSLATOR_URL:=https://codeload.github.com/KhronosGroup/SPIRV-LLVM-Translator/tar.gz/v$(SPIRV_LLVM_TRANSLATOR_VERSION)?
+SPIRV_LLVM_TRANSLATOR_HASH:=7f6f7a1af0eb40910ddf3a7647d2186c8c5dc5a47945afa935aeec56bacf4336
+
+HOST_BUILD_DIR:=$(BUILD_DIR_HOST)/llvm-mesa/$(PKG_NAME)-$(PKG_VERSION).src
+PKG_BUILD_DIR:=$(BUILD_DIR)/llvm-mesa/$(PKG_NAME)-$(PKG_VERSION).src
+
+CMAKE_BINARY_SUBDIR:=build
+CMAKE_SOURCE_SUBDIR:=llvm
+
+HOST_BUILD_DEPENDS:=spirv-headers/host spirv-tools/host
+PKG_BUILD_DEPENDS:=llvm/host spirv-headers spirv-tools
+
+CMAKE_INSTALL:=1
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/host-build.mk
+include $(INCLUDE_DIR)/cmake.mk
+
+define Download/spirv-llvm-translator
+  FILE:=$(SPIRV_LLVM_TRANSLATOR_FILE)
+  URL:=$(SPIRV_LLVM_TRANSLATOR_URL)
+  HASH:=$(SPIRV_LLVM_TRANSLATOR_HASH)
+endef
+
+ifneq ($(HOST_OS),Linux)
+  HOST_CFLAGS := $(filter-out -I$(STAGING_DIR_HOST)/include,$(HOST_CFLAGS))
+  HOST_CXXFLAGS := $(filter-out -I$(STAGING_DIR_HOST)/include,$(HOST_CXXFLAGS))
+endif
+
+LLVM_MESA_PREFIX = llvm-mesa-$(PKG_VERSION).$(HOST_OS)-$(HOST_ARCH)
+
+CMAKE_HOST_INSTALL_PREFIX = $(STAGING_DIR_HOST)/$(LLVM_MESA_PREFIX)
+
+CMAKE_HOST_OPTIONS += \
+	-DBUILD_SHARED_LIBS=OFF \
+	-DCMAKE_SKIP_RPATH=OFF \
+	-DCOMPILER_RT_BUILD_SANITIZERS=OFF \
+	-DCOMPILER_RT_BUILD_XRAY=OFF \
+	-DCOMPILER_RT_BUILD_LIBFUZZER=OFF \
+	-DCOMPILER_RT_BUILD_PROFILE=OFF \
+	-DCOMPILER_RT_BUILD_MEMPROF=OFF \
+	-DLIBCLC_TARGETS_TO_BUILD= \
+	-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD= \
+	-DLLVM_TARGETS_TO_BUILD= \
+	-DLLVM_ENABLE_PROJECTS="libclc;clang" \
+	-DLLVM_INCLUDE_BENCHMARKS=OFF \
+	-DLLVM_INCLUDE_DOCS=OFF \
+	-DLLVM_INCLUDE_EXAMPLES=OFF \
+	-DLLVM_INCLUDE_TESTS=OFF \
+	-DLLVM_ENABLE_ASSERTIONS=OFF \
+	-DLLVM_ENABLE_BINDINGS=OFF \
+	-DLLVM_ENABLE_IDE=OFF \
+	-DLLVM_ENABLE_LIBEDIT=OFF \
+	-DLLVM_ENABLE_LIBPFM=OFF \
+	-DLLVM_ENABLE_LIBXML2=OFF \
+	-DLLVM_ENABLE_OCAMLDOC=OFF \
+	-DLLVM_ENABLE_TERMINFO=OFF \
+	-DLLVM_ENABLE_Z3_SOLVER=OFF \
+	-DLLVM_ENABLE_ZLIB=OFF \
+	-DLLVM_ENABLE_ZSTD=OFF \
+	-DLLVM_PARALLEL_LINK_JOBS=1 \
+	-DLLVM_EXTERNAL_SPIRV_HEADERS_SOURCE_DIR=$(STAGING_DIR_HOSTPKG) \
+	-DLLVM_SPIRV_INCLUDE_TESTS=OFF
+
+LLVM_TARGET_TRIPLE:=$(subst muslgnueabi,musleabi,$(subst openwrt,unknown,$(REAL_GNU_TARGET_NAME)))
+
+LLVM_TARGET_ARCH:=$(ARCH)
+LLVM_TARGETS_TO_BUILD:=
+LLVM_EXPERIMENTAL_TARGETS_TO_BUILD:=
+
+ifeq ($(ARCH),i386)
+  LLVM_TARGETS_TO_BUILD:=X86
+else
+ifeq ($(ARCH),i586)
+  LLVM_TARGETS_TO_BUILD:=X86
+else
+ifeq ($(ARCH),i686)
+  LLVM_TARGETS_TO_BUILD:=X86
+else
+ifeq ($(ARCH),x86_64)
+  LLVM_TARGETS_TO_BUILD:=X86
+else
+ifeq ($(ARCH),aarch64)
+  LLVM_TARGETS_TO_BUILD:=AArch64
+else
+ifneq ($(findstring arm,$(ARCH)),)
+  LLVM_TARGETS_TO_BUILD:=ARM
+else
+ifeq ($(ARCH),arc)
+  LLVM_EXPERIMENTAL_TARGETS_TO_BUILD:=ARC
+else
+ifneq ($(findstring loongarch,$(ARCH)),)
+  LLVM_TARGETS_TO_BUILD:=LoongArch
+else
+ifneq ($(findstring mips,$(ARCH)),)
+  LLVM_TARGETS_TO_BUILD:=Mips
+  TARGET_LDFLAGS+=-latomic
+else
+ifneq ($(findstring powerpc,$(ARCH)),)
+  LLVM_TARGETS_TO_BUILD:=PowerPC
+else
+ifneq ($(findstring riscv,$(ARCH)),)
+  LLVM_TARGETS_TO_BUILD:=RISCV
+else
+  LLVM_TARGETS_TO_BUILD:=$(LLVM_TARGET_ARCH)
+endif
+endif
+endif
+endif
+endif
+endif
+endif
+endif
+endif
+endif
+endif
+
+# always include GPU targets
+LLVM_TARGETS_TO_BUILD+=AMDGPU
+LLVM_TARGETS_TO_BUILD+=NVPTX
+
+CMAKE_OPTIONS += \
+	-DBUILD_SHARED_LIBS=OFF \
+	-DCMAKE_CROSSCOMPILING=True \
+	-DCMAKE_SKIP_RPATH=OFF \
+	-DCOMPILER_RT_BUILD_SANITIZERS=OFF \
+	-DCOMPILER_RT_BUILD_XRAY=OFF \
+	-DCOMPILER_RT_BUILD_LIBFUZZER=OFF \
+	-DCOMPILER_RT_BUILD_PROFILE=OFF \
+	-DCOMPILER_RT_BUILD_MEMPROF=OFF \
+	-DLIBCLC_CUSTOM_LLVM_TOOLS_BINARY_DIR="$(STAGING_DIR_HOST)/llvm-mesa/bin" \
+	-DLIBCLC_TARGETS_TO_BUILD="amdgcn--;amdgcn--amdhsa;clspv--;clspv64--;r600--;nvptx--;nvptx64--;nvptx--nvidiacl;nvptx64--nvidiacl;amdgcn-mesa-mesa3d;spirv-mesa3d-;spirv64-mesa3d-" \
+	-DLLVM_TARGET_ARCH=$(LLVM_TARGET_ARCH) \
+	-DLLVM_TARGETS_TO_BUILD="$(subst $(space),;,$(LLVM_TARGETS_TO_BUILD))" \
+	-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="$(subst $(space),;,$(LLVM_EXPERIMENTAL_TARGETS_TO_BUILD))" \
+	-DLLVM_DEFAULT_TARGET_TRIPLE=$(LLVM_TARGET_TRIPLE) \
+	-DLLVM_HOST_TRIPLE=$(LLVM_TARGET_TRIPLE) \
+	-DLLVM_NATIVE_TOOL_DIR="$(STAGING_DIR_HOST)/llvm-mesa/bin" \
+	-DLLVM_ENABLE_PROJECTS="libclc;clang" \
+	-DLLVM_INCLUDE_BENCHMARKS=OFF \
+	-DLLVM_INCLUDE_DOCS=OFF \
+	-DLLVM_INCLUDE_EXAMPLES=OFF \
+	-DLLVM_INCLUDE_TESTS=OFF \
+	-DLLVM_ENABLE_ASSERTIONS=OFF \
+	-DLLVM_ENABLE_BINDINGS=OFF \
+	-DLLVM_ENABLE_IDE=OFF \
+	-DLLVM_ENABLE_LIBEDIT=OFF \
+	-DLLVM_ENABLE_LIBPFM=OFF \
+	-DLLVM_ENABLE_LIBXML2=OFF \
+	-DLLVM_ENABLE_OCAMLDOC=OFF \
+	-DLLVM_ENABLE_RTTI=ON \
+	-DLLVM_ENABLE_TERMINFO=OFF \
+	-DLLVM_ENABLE_Z3_SOLVER=OFF \
+	-DLLVM_ENABLE_ZLIB=OFF \
+	-DLLVM_ENABLE_ZSTD=OFF \
+	-DLLVM_PARALLEL_LINK_JOBS=1 \
+	-DLLVM_EXTERNAL_SPIRV_HEADERS_SOURCE_DIR=$(STAGING_DIR)/usr \
+	-DLLVM_SPIRV_INCLUDE_TESTS=OFF
+
+define Package/llvm
+  SECTION:=devel
+  CATEGORY:=Development
+  TITLE:=LLVM
+  URL:=https://llvm.org/
+  DEPENDS:=@(!arc&&!powerpc64&&!powerpc||BROKEN)
+  BUILDONLY:=1
+endef
+
+define Package/llvm/description
+The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
+endef
+
+define Package/libclang
+  SECTION:=libs
+  CATEGORY:=Libraries
+  TITLE:=LLVM Clang library
+  URL:=https://llvm.org/
+  DEPENDS:=@(!arc&&!powerpc64&&!powerpc||BROKEN) +libatomic +libstdcpp
+endef
+
+define Package/libclang-cpp
+  SECTION:=libs
+  CATEGORY:=Libraries
+  TITLE:=LLVM Clang C++ library
+  URL:=https://llvm.org/
+  DEPENDS:=@(!arc&&!powerpc64&&!powerpc||BROKEN) +libatomic +libstdcpp
+endef
+
+define Package/liblto
+  SECTION:=libs
+  CATEGORY:=Libraries
+  TITLE:=LLVM LTO library
+  URL:=https://llvm.org/
+  DEPENDS:=@(!arc&&!powerpc64&&!powerpc||BROKEN) +libatomic +libstdcpp
+endef
+
+define Package/libremarks
+  SECTION:=libs
+  CATEGORY:=Libraries
+  TITLE:=LLVM diagnostic remarks library
+  URL:=https://llvm.org/
+  DEPENDS:=@(!arc&&!powerpc64&&!powerpc||BROKEN) +libatomic +libstdcpp
+endef
+
+define Host/Prepare
+	$(call Host/Prepare/Default)
+	$(STAGING_DIR_HOST)/bin/libdeflate-gzip -dc $(DL_DIR)/$(SPIRV_LLVM_TRANSLATOR_FILE) | $(TAR) -C $(HOST_BUILD_DIR)/llvm/projects $(TAR_OPTIONS)
+endef
+
+define Host/Install
+	rm -rf $(STAGING_DIR_HOST)/llvm-mesa*
+	$(Host/Install/Default)
+	for file in \
+		clang-diff clang-fuzzer-dictionary count FileCheck lli-child-target \
+		llvm-isel-fuzzer llvm-jitlink-executor llvm-lit llvm-locstats llvm-min-tblgen \
+		llvm-opt-fuzzer llvm-PerfectShuffle not obj2yaml prepare_builtins split-file \
+		UnicodeNameMappingGenerator yaml2obj yaml-bench \
+		; do \
+		$(INSTALL_BIN) $(HOST_BUILD_DIR)/build/bin/$$$${file} $(CMAKE_HOST_INSTALL_PREFIX)/bin ; \
+	done
+	ln -s $(LLVM_MESA_PREFIX) $(STAGING_DIR_HOST)/llvm-mesa
+	STRIP_KMOD= PATCHELF= STRIP=strip $(SCRIPT_DIR)/rstrip.sh $(STAGING_DIR_HOST)/llvm-mesa
+	echo "$(PKG_VERSION)" > $(CMAKE_HOST_INSTALL_PREFIX)/.llvm-version
+	$(INSTALL_DIR) $(STAGING_DIR_HOSTPKG)/lib/pkgconfig
+	$(INSTALL_DATA) $(STAGING_DIR_HOST)/llvm-mesa/share/pkgconfig/libclc.pc $(STAGING_DIR_HOSTPKG)/lib/pkgconfig
+	$(INSTALL_DATA) $(STAGING_DIR_HOST)/llvm-mesa/lib/pkgconfig/LLVMSPIRVLib.pc $(STAGING_DIR_HOSTPKG)/lib/pkgconfig
+	$(INSTALL_DATA) $(STAGING_DIR_HOST)/llvm-mesa/lib/libLLVMSPIRVLib.a $(STAGING_DIR_HOSTPKG)/lib
+endef
+
+define Host/Uninstall
+	rm -rf $(STAGING_DIR_HOST)/llvm-mesa*
+	rm -rf $(STAGING_DIR_HOSTPKG)/include/clc
+	rm -rf $(STAGING_DIR_HOSTPKG)/share/clc
+	rm -f $(STAGING_DIR_HOSTPKG)/lib/pkgconfig/libclc.pc
+	rm -f $(STAGING_DIR_HOSTPKG)/lib/pkgconfig/LLVMSPIRVLib.pc
+endef
+
+define Build/Prepare
+	$(call Build/Prepare/Default)
+	$(STAGING_DIR_HOST)/bin/libdeflate-gzip -dc $(DL_DIR)/$(SPIRV_LLVM_TRANSLATOR_FILE) | $(TAR) -C $(PKG_BUILD_DIR)/llvm/projects $(TAR_OPTIONS)
+endef
+
+define Build/Install
+	$(call Build/Install/Default)
+# hack: install SPIRV OpenCL libs also to host build to avoid having to build LLVM three times
+	$(INSTALL_DIR) $(CMAKE_HOST_INSTALL_PREFIX)/share/clc
+	$(CP) $(PKG_INSTALL_DIR)/usr/share/clc/spirv{,64}-mesa3d-.spv $(CMAKE_HOST_INSTALL_PREFIX)/share/clc
+endef
+
+define Package/libclang/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libclang.so* $(1)/usr/lib
+endef
+
+define Package/libclang-cpp/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libclang-cpp.so* $(1)/usr/lib
+endef
+
+define Package/liblto/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libLTO.so* $(1)/usr/lib
+endef
+
+define Package/libremarks/install
+	$(INSTALL_DIR) $(1)/usr/lib
+	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libRemarks.so* $(1)/usr/lib
+endef
+
+$(eval $(call Download,spirv-llvm-translator))
+$(eval $(call BuildPackage,llvm))
+$(eval $(call BuildPackage,libclang))
+$(eval $(call BuildPackage,libclang-cpp))
+$(eval $(call BuildPackage,liblto))
+$(eval $(call BuildPackage,libremarks))
+$(eval $(call HostBuild))
--- a/libs/llvm/patches/100-allow-arc-target.patch
+++ b/libs/llvm/patches/100-allow-arc-target.patch
@@ -0,0 +1,11 @@
+--- a/llvm/cmake/config-ix.cmake
+++ b/llvm/cmake/config-ix.cmake
+@@ -481,6 +481,8 @@ elseif (LLVM_NATIVE_ARCH MATCHES "aarch6
+   set(LLVM_NATIVE_ARCH AArch64)
+ elseif (LLVM_NATIVE_ARCH MATCHES "arm64")
+   set(LLVM_NATIVE_ARCH AArch64)
+elseif (LLVM_NATIVE_ARCH MATCHES "arc")
+  set(LLVM_NATIVE_ARCH ARC)
+ elseif (LLVM_NATIVE_ARCH MATCHES "arm")
+   set(LLVM_NATIVE_ARCH ARM)
+ elseif (LLVM_NATIVE_ARCH MATCHES "avr")