llvm-project/llvm/tools/lto/Makefile

47 lines
1.6 KiB
Makefile

##===- tools/lto/Makefile ----------------------------------*- Makefile -*-===##
#
# The LLVM Compiler Infrastructure
#
# This file is distributed under the University of Illinois Open Source
# License. See LICENSE.TXT for details.
#
##===----------------------------------------------------------------------===##
LEVEL := ../..
LIBRARYNAME := LTO
LINK_COMPONENTS := all-targets core lto mc mcdisassembler support
LINK_LIBS_IN_SHARED := 1
SHARED_LIBRARY := 1
EXPORTED_SYMBOL_FILE = $(PROJ_SRC_DIR)/lto.exports
include $(LEVEL)/Makefile.common
ifdef LLVM_VERSION_INFO
CXX.Flags += -DLLVM_VERSION_INFO='"$(LLVM_VERSION_INFO)"'
endif
ifeq ($(HOST_OS),Darwin)
# Special hack to allow libLTO to have an offset version number.
ifdef LLVM_LTO_VERSION_OFFSET
LTO_LIBRARY_VERSION := $(shell expr $(LLVM_SUBMIT_VERSION) + \
$(LLVM_LTO_VERSION_OFFSET))
else
LTO_LIBRARY_VERSION := $(LLVM_SUBMIT_VERSION)
endif
# set dylib internal version number to llvmCore submission number
ifdef LLVM_SUBMIT_VERSION
LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
-Wl,$(LTO_LIBRARY_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
-Wl,-compatibility_version -Wl,1
endif
# If we're doing an Apple-style build, add the LTO object path.
ifeq ($(RC_XBS),YES)
TempFile := $(shell mkdir -p ${OBJROOT}/dSYMs ; mktemp ${OBJROOT}/dSYMs/llvm-lto.XXXXXX)
LLVMLibsOptions := $(LLVMLibsOptions) \
-Wl,-object_path_lto -Wl,$(TempFile)
endif
endif