#
# The LLVM Compiler Infrastructure
#
-# This file was developed by Devang Patel and is distributed under
-# the University of Illinois Open Source License. See LICENSE.TXT for details.
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
#
##===----------------------------------------------------------------------===##
-LEVEL = ../..
-LIBRARYNAME = LLVMlto
-
-# 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 includeing Makefile.rules
-include $(LEVEL)/Makefile.config
-
-LINK_LIBS_IN_SHARED = 1
-ifeq ($(OS),Darwin)
- SHARED_LIBRARY = 1
- LOADABLE_MODULE = 1
- DONT_BUILD_RELINKED = 1
-else
- BUILD_ARCHIVE = 1
-endif
+LEVEL := ../..
+LIBRARYNAME := LTO
+LINK_COMPONENTS := all-targets ipo scalaropts linker bitreader bitwriter \
+ mcdisassembler vectorize
+LINK_LIBS_IN_SHARED := 1
+SHARED_LIBRARY := 1
-LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bcreader bcwriter
+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
+ # extra options to override libtool defaults
+ LLVMLibsOptions := $(LLVMLibsOptions) \
+ -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/')
+ ifneq ($(DARWIN_VERS),8)
+ LLVMLibsOptions := $(LLVMLibsOptions) \
+ -Wl,-install_name \
+ -Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
+ endif
+
+ # If we're doing an Apple-style build, add the LTO object path.
+ ifeq ($(RC_BUILDIT),YES)
+ ObjDir := $(shell mkdir -p ${OBJROOT}/dSYMs)
+ TempFile := $(shell mktemp ${ObjDir}/llvm-lto.XXXXXX)
+ LLVMLibsOptions := $(LLVMLibsOptions) \
+ -Wl,-object_path_lto -Wl,$(TempFile)
+ endif
+endif