diff --git a/Makefile b/Makefile index cfca73afc47..29653acf993 100644 --- a/Makefile +++ b/Makefile @@ -15,7 +15,7 @@ LEVEL := . # 3. Build IR, which builds the Intrinsics.inc file used by libs. # 4. Build libs, which are needed by llvm-config. # 5. Build llvm-config, which determines inter-lib dependencies for tools. -# 6. Build tools and docs. +# 6. Build tools, docs, and cmake modules. # # When cross-compiling, there are some things (tablegen) that need to # be build for the build system first. @@ -31,7 +31,7 @@ ifeq ($(BUILD_DIRS_ONLY),1) OPTIONAL_DIRS := tools/clang/utils/TableGen else DIRS := lib/Support lib/TableGen utils lib/IR lib tools/llvm-shlib \ - tools/llvm-config tools docs unittests + tools/llvm-config tools docs cmake unittests OPTIONAL_DIRS := projects bindings endif diff --git a/Makefile.rules b/Makefile.rules index 6c7ec02d154..d668b23afbb 100644 --- a/Makefile.rules +++ b/Makefile.rules @@ -78,6 +78,12 @@ LLVMBuildTool := $(PROJ_SRC_ROOT)/utils/llvm-build/llvm-build # The files we are going to generate using llvm-build. LLVMBuildMakeFrag := $(PROJ_OBJ_ROOT)/Makefile.llvmbuild +LLVMBuildCMakeFrag := $(PROJ_OBJ_ROOT)/LLVMBuild.cmake +LLVMBuildCMakeExportsFrag := $(PROJ_OBJ_ROOT)/cmake/modules/LLVMBuildExports.cmake +LLVMBuildMakeFrags := \ + $(LLVMBuildMakeFrag) \ + $(LLVMBuildCMakeFrag) \ + $(LLVMBuildCMakeExportsFrag) LLVMConfigLibraryDependenciesInc := \ $(PROJ_OBJ_ROOT)/tools/llvm-config/LibraryDependencies.inc @@ -94,18 +100,20 @@ endif # # We include a dependency on this Makefile to ensure that changes to the # generation command get picked up. -$(LLVMBuildMakeFrag): $(PROJ_SRC_ROOT)/Makefile.rules \ - $(PROJ_OBJ_ROOT)/Makefile.config +$(LLVMBuildMakeFrags): $(PROJ_SRC_ROOT)/Makefile.rules \ + $(PROJ_OBJ_ROOT)/Makefile.config $(Echo) Constructing LLVMBuild project information. $(Verb)$(PYTHON) $(LLVMBuildTool) \ --native-target "$(TARGET_NATIVE_ARCH)" \ --enable-targets "$(TARGETS_TO_BUILD)" \ --enable-optional-components "$(OPTIONAL_COMPONENTS)" \ --write-library-table $(LLVMConfigLibraryDependenciesInc) \ - --write-make-fragment $(LLVMBuildMakeFrag) + --write-make-fragment $(LLVMBuildMakeFrag) \ + --write-cmake-fragment $(LLVMBuildCMakeFrag) \ + --write-cmake-exports-fragment $(LLVMBuildCMakeExportsFrag) # For completeness, let Make know how the extra files are generated. -$(LLVMConfigLibraryDependenciesInc): $(LLVMBuildMakeFrag) +$(LLVMConfigLibraryDependenciesInc): $(LLVMBuildMakeFrags) # Include the generated Makefile fragment. # @@ -120,7 +128,7 @@ LLVMBUILD_INCLUDE_DEPENDENCIES := 1 # Clean the generated makefile fragment at the top-level. clean-local:: - -$(Verb) $(RM) -f $(LLVMBuildMakeFrag) + -$(Verb) $(RM) -f $(LLVMBuildMakeFrags) endif -include $(LLVMBuildMakeFrag) diff --git a/cmake/Makefile b/cmake/Makefile new file mode 100644 index 00000000000..523cd45d4f0 --- /dev/null +++ b/cmake/Makefile @@ -0,0 +1,12 @@ +##===- cmake/Makefile --------------------------------------*- Makefile -*-===## +# +# The LLVM Compiler Infrastructure +# +# This file is distributed under the University of Illinois Open Source +# License. See LICENSE.TXT for details. +# +##===----------------------------------------------------------------------===## +LEVEL = .. +DIRS := modules + +include $(LEVEL)/Makefile.common diff --git a/cmake/modules/Makefile b/cmake/modules/Makefile new file mode 100644 index 00000000000..936d787fd85 --- /dev/null +++ b/cmake/modules/Makefile @@ -0,0 +1,106 @@ +##===- cmake/modules/Makefile ------------------------------*- Makefile -*-===## +# +# The LLVM Compiler Infrastructure +# +# This file is distributed under the University of Illinois Open Source +# License. See LICENSE.TXT for details. +# +##===----------------------------------------------------------------------===## + +LEVEL = ../.. + +LINK_COMPONENTS := all + +include $(LEVEL)/Makefile.common + +PROJ_cmake := $(DESTDIR)$(PROJ_prefix)/share/llvm/cmake + +OBJMODS := LLVMConfig.cmake LLVMConfigVersion.cmake LLVMExports.cmake + +# TODO: Teach LLVM-Config.cmake to work without explicit terminfo libs. +TERMINFO_LIBS := tinfo terminfo curses ncurses ncursesw +TERMINFO_LIBS := $(filter $(TERMINFO_LIBS),$(subst -l,,$(LIBS))) + +$(PROJ_OBJ_DIR)/LLVMConfig.cmake: LLVMConfig.cmake.in $(LLVMBuildCMakeFrag) + $(Echo) 'Generating LLVM CMake package config file' + $(Verb) ( \ + cat $< | sed \ + -e 's/@LLVM_CONFIG_CODE@/set(LLVM_INSTALL_PREFIX "'"$(subst /,\/,$(PROJ_prefix))"'")/' \ + -e 's/@LLVM_VERSION_MAJOR@/'"$(LLVM_VERSION_MAJOR)"'/' \ + -e 's/@LLVM_VERSION_MINOR@/'"$(LLVM_VERSION_MINOR)"'/' \ + -e 's/@PACKAGE_VERSION@/'"$(LLVMVersion)"'/' \ + -e 's/@LLVM_COMMON_DEPENDS@//' \ + -e 's/"@llvm_libs@"/'"$(subst -l,,$(LLVMConfigLibs))"'/' \ + -e 's/@LLVM_ALL_TARGETS@/'"$(ALL_TARGETS)"'/' \ + -e 's/@LLVM_TARGETS_TO_BUILD@/'"$(TARGETS_TO_BUILD)"'/' \ + -e 's/@LLVM_TARGETS_WITH_JIT@/'"$(TARGETS_WITH_JIT)"'/' \ + -e 's/@TARGET_TRIPLE@/'"$(TARGET_TRIPLE)"'/' \ + -e 's/@LLVM_ENABLE_TERMINFO@/'"$(ENABLE_TERMINFO)"'/' \ + -e 's/@LLVM_ENABLE_THREADS@/'"$(ENABLE_THREADS)"'/' \ + -e 's/@LLVM_ENABLE_ZLIB@/'"$(ENABLE_ZLIB)"'/' \ + -e 's/@LLVM_NATIVE_ARCH@/'"$(LLVM_NATIVE_ARCH)"'/' \ + -e 's/@LLVM_ENABLE_PIC@/'"$(ENABLE_PIC)"'/' \ + -e 's/@HAVE_TERMINFO@/'"$(HAVE_TERMINFO)"'/' \ + -e 's/@TERMINFO_LIBS@/'"$(TERMINFO_LIBS)"'/' \ + -e 's/@HAVE_LIBDL@/'"$(HAVE_DLOPEN)"'/' \ + -e 's/@HAVE_LIBPTHREAD@/'"$(HAVE_PTHREAD)"'/' \ + -e 's/@HAVE_LIBZ@/'"$(HAVE_LIBZ)"'/' \ + -e 's/@LLVM_ON_UNIX@/'"$(LLVM_ON_UNIX)"'/' \ + -e 's/@LLVM_ON_WIN32@/'"$(LLVM_ON_WIN32)"'/' \ + -e 's/@LLVM_CONFIG_INCLUDE_DIRS@/'"$(subst /,\/,$(PROJ_includedir))"'/' \ + -e 's/@LLVM_CONFIG_LIBRARY_DIRS@/'"$(subst /,\/,$(PROJ_libdir))"'/' \ + -e 's/@LLVM_CONFIG_CMAKE_DIR@/'"$(subst /,\/,$(PROJ_cmake))"'/' \ + -e 's/@LLVM_CONFIG_EXPORTS_FILE@/$${LLVM_CMAKE_DIR}\/LLVMExports.cmake/' \ + -e 's/@all_llvm_lib_deps@//' \ + && \ + # TODO: Teach LLVM-Config.cmake to use builtin CMake features \ + # for library dependencies. For now add the generated fragments. \ + grep '^set_property.*LLVMBUILD_LIB_DEPS_' "$(LLVMBuildCMakeFrag)" \ + ) > $@ + +$(PROJ_OBJ_DIR)/LLVMConfigVersion.cmake: LLVMConfigVersion.cmake.in + $(Echo) 'Generating LLVM CMake package version file' + $(Verb) cat $< | sed \ + -e 's/@PACKAGE_VERSION@/'"$(LLVMVersion)"'/' \ + > $@ + +$(PROJ_OBJ_DIR)/LLVMExports.cmake: $(LLVMBuildCMakeExportsFrag) + $(Echo) 'Generating LLVM CMake target exports file' + $(Verb) ( \ + echo '# LLVM CMake target exports. Do not include directly.' && \ + for lib in $(subst -l,,$(LLVMConfigLibs)); do \ + echo 'add_library('"$$lib"' STATIC IMPORTED)' && \ + echo 'set_property(TARGET '"$$lib"' PROPERTY IMPORTED_LOCATION "'"$(PROJ_libdir)/lib$$lib.a"'")' ; \ + done && \ + cat "$(LLVMBuildCMakeExportsFrag)" \ + ) > $@ + +all-local:: $(addprefix $(PROJ_OBJ_DIR)/, $(OBJMODS)) + +SKIPSRCMODS := \ + CheckAtomic.cmake \ + GetHostTriple.cmake \ + LLVMBuildExports.cmake \ + LLVMConfig.cmake \ + LLVMConfigVersion.cmake \ + LLVMExports.cmake \ + VersionFromVCS.cmake + +SRCMODS := $(notdir $(wildcard $(PROJ_SRC_DIR)/*.cmake)) +SRCMODS := $(filter-out $(SKIPSRCMODS),$(SRCMODS)) +INSTSRCMODS := $(addprefix $(PROJ_cmake)/, $(SRCMODS)) +INSTOBJMODS := $(addprefix $(PROJ_cmake)/, $(OBJMODS)) + +$(PROJ_cmake): + $(Echo) Making install directory: $@ + $(Verb) $(MKDIR) $@ + +$(INSTSRCMODS): $(PROJ_cmake)/%.cmake: $(PROJ_SRC_DIR)/%.cmake | $(PROJ_cmake) + $(Echo) Installing cmake modules: $(notdir $<) + $(Verb) $(DataInstall) $< $(PROJ_cmake) + +$(INSTOBJMODS): $(PROJ_cmake)/%.cmake: $(PROJ_OBJ_DIR)/%.cmake | $(PROJ_cmake) + $(Echo) Installing cmake modules: $(notdir $<) + $(Verb) $(DataInstall) $< $(PROJ_cmake) + +install-local:: $(INSTSRCMODS) $(INSTOBJMODS) diff --git a/utils/llvm-build/llvmbuild/main.py b/utils/llvm-build/llvmbuild/main.py index eacefdf60bf..2a102477431 100644 --- a/utils/llvm-build/llvmbuild/main.py +++ b/utils/llvm-build/llvmbuild/main.py @@ -573,6 +573,40 @@ set_property(GLOBAL PROPERTY LLVMBUILD_LIB_DEPS_%s %s)\n""" % ( f.close() + def write_cmake_exports_fragment(self, output_path): + """ + write_cmake_exports_fragment(output_path) -> None + + Generate a CMake fragment which includes LLVMBuild library + dependencies expressed similarly to how CMake would write + them via install(EXPORT). + """ + + dependencies = list(self.get_fragment_dependencies()) + + # Write out the CMake exports fragment. + make_install_dir(os.path.dirname(output_path)) + f = open(output_path, 'w') + + f.write("""\ +# Explicit library dependency information. +# +# The following property assignments tell CMake about link +# dependencies of libraries imported from LLVM. +""") + for ci in self.ordered_component_infos: + # We only write the information for libraries currently. + if ci.type_name != 'Library': + continue + + f.write("""\ +set_property(TARGET %s PROPERTY IMPORTED_LINK_INTERFACE_LIBRARIES %s)\n""" % ( + ci.get_prefixed_library_name(), " ".join(sorted( + dep.get_prefixed_library_name() + for dep in self.get_required_libraries_for_component(ci))))) + + f.close() + def write_make_fragment(self, output_path): """ write_make_fragment(output_path) -> None @@ -780,6 +814,10 @@ def main(): dest="write_cmake_fragment", metavar="PATH", help="Write the CMake project information to PATH", action="store", default=None) + group.add_option("", "--write-cmake-exports-fragment", + dest="write_cmake_exports_fragment", metavar="PATH", + help="Write the CMake exports information to PATH", + action="store", default=None) group.add_option("", "--write-make-fragment", dest="write_make_fragment", metavar="PATH", help="Write the Makefile project information to PATH", @@ -861,6 +899,8 @@ given by --build-root) at the same SUBPATH""", # Write out the cmake fragment, if requested. if opts.write_cmake_fragment: project_info.write_cmake_fragment(opts.write_cmake_fragment) + if opts.write_cmake_exports_fragment: + project_info.write_cmake_exports_fragment(opts.write_cmake_exports_fragment) # Configure target definition files, if requested. if opts.configure_target_def_files: