platform_bionic/linker/Android.mk
Marcus Oakland e365f9d654 AArch64: Linker64 support for AArch64
Addition of support for AArch64 in the linker64 target.

Change-Id: I8dfd9711278f6706063e91f626b6007ea7a3dd6e
Signed-off-by: Marcus Oakland <marcus.oakland@arm.com>
2013-12-17 15:02:43 -08:00

83 lines
2.4 KiB
Makefile

LOCAL_PATH:= $(call my-dir)
include $(CLEAR_VARS)
ifeq ($(TARGET_ARCH),x86)
linker_begin_extension := c
else
linker_begin_extension := S
endif
LOCAL_SRC_FILES:= \
arch/$(TARGET_ARCH)/begin.$(linker_begin_extension) \
debugger.cpp \
dlfcn.cpp \
linker.cpp \
linker_environ.cpp \
linker_phdr.cpp \
rt.cpp \
LOCAL_LDFLAGS := -shared -Wl,--exclude-libs,ALL
LOCAL_CFLAGS += \
-fno-stack-protector \
-Wstrict-overflow=5 \
-fvisibility=hidden \
-Wall -Wextra -Werror \
LOCAL_CONLYFLAGS += \
-std=gnu99 \
LOCAL_CPPFLAGS += \
-std=gnu++11 \
# We need to access Bionic private headers in the linker.
LOCAL_CFLAGS += -I$(LOCAL_PATH)/../libc/
ifeq ($(TARGET_IS_64_BIT),true)
LOCAL_MODULE := linker64
else
LOCAL_MODULE := linker
endif
LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
LOCAL_STATIC_LIBRARIES := libc_nomalloc
#LOCAL_FORCE_STATIC_EXECUTABLE := true # not necessary when not including BUILD_EXECUTABLE
#
# include $(BUILD_EXECUTABLE)
#
# Instead of including $(BUILD_EXECUTABLE), we execute the steps to create an executable by
# hand, as we want to insert an extra step that is not supported by the build system, and
# is probably specific the linker only, so there's no need to modify the build system for
# the purpose.
LOCAL_MODULE_CLASS := EXECUTABLES
LOCAL_MODULE_SUFFIX := $(TARGET_EXECUTABLE_SUFFIX)
# we don't want crtbegin.o (because we have begin.o), so unset it
# just for this module
LOCAL_NO_CRT := true
# TODO: split out the asflags.
LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
include $(BUILD_SYSTEM)/dynamic_binary.mk
# See build/core/executable.mk
$(linked_module): PRIVATE_TARGET_GLOBAL_LD_DIRS := $(TARGET_GLOBAL_LD_DIRS)
$(linked_module): PRIVATE_TARGET_GLOBAL_LDFLAGS := $(TARGET_GLOBAL_LDFLAGS)
$(linked_module): PRIVATE_TARGET_FDO_LIB := $(TARGET_FDO_LIB)
$(linked_module): PRIVATE_TARGET_LIBGCC := $(TARGET_LIBGCC)
$(linked_module): PRIVATE_TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_CRTBEGIN_DYNAMIC_O)
$(linked_module): PRIVATE_TARGET_CRTBEGIN_STATIC_O := $(TARGET_CRTBEGIN_STATIC_O)
$(linked_module): PRIVATE_TARGET_CRTEND_O := $(TARGET_CRTEND_O)
$(linked_module): $(TARGET_CRTBEGIN_STATIC_O) $(all_objects) $(all_libraries) $(TARGET_CRTEND_O)
$(transform-o-to-static-executable)
@echo "target PrefixSymbols: $(PRIVATE_MODULE) ($@)"
$(hide) $(TARGET_OBJCOPY) --prefix-symbols=__dl_ $@
#
# end of BUILD_EXECUTABLE hack
#