#
##===----------------------------------------------------------------------===##
-LEVEL = ../..
-LIBRARYNAME = LTO
+LEVEL := ../..
+LIBRARYNAME := LTO
+LINK_COMPONENTS := all-targets ipo scalaropts linker bitreader bitwriter \
+ lto mcdisassembler vectorize
+LINK_LIBS_IN_SHARED := 1
+SHARED_LIBRARY := 1
-# Include this here so we can get the configuration of the targets
-# that have been configured for construction. We have to do this
-# early so we can set up LINK_COMPONENTS before including Makefile.rules
-include $(LEVEL)/Makefile.config
+EXPORTED_SYMBOL_FILE = $(PROJ_SRC_DIR)/lto.exports
-LINK_LIBS_IN_SHARED = 1
-SHARED_LIBRARY = 1
+include $(LEVEL)/Makefile.common
-LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bitreader bitwriter
+ifdef LLVM_VERSION_INFO
+CXX.Flags += -DLLVM_VERSION_INFO='"$(LLVM_VERSION_INFO)"'
+endif
-include $(LEVEL)/Makefile.common
+ifeq ($(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 := $(LLVM_SUBMIT_VERSION)
+ endif
-ifeq ($(OS),Darwin)
# set dylib internal version number to llvmCore submission number
ifdef LLVM_SUBMIT_VERSION
LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
- -Wl,$(LLVM_SUBMIT_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
+ -Wl,$(LTO_LIBRARY_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
-Wl,-compatibility_version -Wl,1
endif
- # extra options to override libtool defaults
- LLVMLibsOptions := $(LLVMLibsOptions) \
- -no-undefined -avoid-version \
- -Wl,-exported_symbols_list -Wl,$(PROJ_SRC_DIR)/lto.exports \
- -Wl,-dead_strip \
- -Wl,-seg1addr -Wl,0xE0000000
# Mac OS X 10.4 and earlier tools do not allow a second -install_name on command line
DARWIN_VERS := $(shell echo $(TARGET_TRIPLE) | sed 's/.*darwin\([0-9]*\).*/\1/')
-Wl,-install_name \
-Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
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