176 lines
5.9 KiB
Makefile
176 lines
5.9 KiB
Makefile
#
|
|
# Copyright (C) 2013 The Android Open Source Project
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
#
|
|
|
|
# Configuration for Linux on MIPS64.
|
|
# Included by combo/select.mk
|
|
|
|
# You can set TARGET_ARCH_VARIANT to use an arch version other
|
|
# than mips64r6. Each value should correspond to a file named
|
|
# $(BUILD_COMBOS)/arch/<name>.mk which must contain
|
|
# makefile variable definitions similar to the preprocessor
|
|
# defines in build/core/combo/include/arch/<combo>/AndroidConfig.h. Their
|
|
# purpose is to allow module Android.mk files to selectively compile
|
|
# different versions of code based upon the funtionality and
|
|
# instructions available in a given architecture version.
|
|
#
|
|
# The blocks also define specific arch_variant_cflags, which
|
|
# include defines, and compiler settings for the given architecture
|
|
# version.
|
|
#
|
|
ifeq ($(strip $(TARGET_ARCH_VARIANT)),)
|
|
TARGET_ARCH_VARIANT := mips64r6
|
|
endif
|
|
|
|
# Decouple NDK library selection with platform compiler version
|
|
TARGET_NDK_GCC_VERSION := 4.9
|
|
|
|
ifeq ($(strip $(TARGET_GCC_VERSION_EXP)),)
|
|
TARGET_GCC_VERSION := 4.9
|
|
else
|
|
TARGET_GCC_VERSION := $(TARGET_GCC_VERSION_EXP)
|
|
endif
|
|
|
|
TARGET_ARCH_SPECIFIC_MAKEFILE := $(BUILD_COMBOS)/arch/$(TARGET_ARCH)/$(TARGET_ARCH_VARIANT).mk
|
|
ifeq ($(strip $(wildcard $(TARGET_ARCH_SPECIFIC_MAKEFILE))),)
|
|
$(error Unknown MIPS architecture variant: $(TARGET_ARCH_VARIANT))
|
|
endif
|
|
|
|
include $(TARGET_ARCH_SPECIFIC_MAKEFILE)
|
|
include $(BUILD_SYSTEM)/combo/fdo.mk
|
|
|
|
# You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else
|
|
ifeq ($(strip $(TARGET_TOOLS_PREFIX)),)
|
|
TARGET_TOOLCHAIN_ROOT := prebuilts/gcc/$(HOST_PREBUILT_TAG)/mips/mips64el-linux-android-$(TARGET_GCC_VERSION)
|
|
TARGET_TOOLS_PREFIX := $(TARGET_TOOLCHAIN_ROOT)/bin/mips64el-linux-android-
|
|
endif
|
|
|
|
TARGET_CC := $(TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX)
|
|
TARGET_CXX := $(TARGET_TOOLS_PREFIX)g++$(HOST_EXECUTABLE_SUFFIX)
|
|
TARGET_AR := $(TARGET_TOOLS_PREFIX)ar$(HOST_EXECUTABLE_SUFFIX)
|
|
TARGET_OBJCOPY := $(TARGET_TOOLS_PREFIX)objcopy$(HOST_EXECUTABLE_SUFFIX)
|
|
TARGET_LD := $(TARGET_TOOLS_PREFIX)ld$(HOST_EXECUTABLE_SUFFIX)
|
|
TARGET_READELF := $(TARGET_TOOLS_PREFIX)readelf$(HOST_EXECUTABLE_SUFFIX)
|
|
TARGET_STRIP := $(TARGET_TOOLS_PREFIX)strip$(HOST_EXECUTABLE_SUFFIX)
|
|
|
|
TARGET_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined
|
|
|
|
TARGET_mips_CFLAGS := -O2 \
|
|
-fomit-frame-pointer \
|
|
-fno-strict-aliasing \
|
|
-funswitch-loops
|
|
|
|
# Set FORCE_MIPS_DEBUGGING to "true" in your buildspec.mk
|
|
# or in your environment to gdb debugging easier.
|
|
# Don't forget to do a clean build.
|
|
ifeq ($(FORCE_MIPS_DEBUGGING),true)
|
|
TARGET_mips_CFLAGS += -fno-omit-frame-pointer
|
|
endif
|
|
|
|
android_config_h := $(call select-android-config-h,linux-mips64)
|
|
|
|
TARGET_GLOBAL_CFLAGS += \
|
|
$(TARGET_mips_CFLAGS) \
|
|
-U__unix -U__unix__ -Umips \
|
|
-ffunction-sections \
|
|
-fdata-sections \
|
|
-funwind-tables \
|
|
-Wa,--noexecstack \
|
|
-Werror=format-security \
|
|
-D_FORTIFY_SOURCE=2 \
|
|
-no-canonical-prefixes \
|
|
-fno-canonical-system-headers \
|
|
$(arch_variant_cflags) \
|
|
-include $(android_config_h) \
|
|
-I $(dir $(android_config_h))
|
|
|
|
# Help catch common 32/64-bit errors.
|
|
TARGET_GLOBAL_CFLAGS += \
|
|
-Werror=pointer-to-int-cast \
|
|
-Werror=int-to-pointer-cast \
|
|
-Werror=implicit-function-declaration \
|
|
|
|
ifneq ($(ARCH_MIPS_PAGE_SHIFT),)
|
|
TARGET_GLOBAL_CFLAGS += -DPAGE_SHIFT=$(ARCH_MIPS_PAGE_SHIFT)
|
|
endif
|
|
|
|
TARGET_GLOBAL_LDFLAGS += \
|
|
-Wl,-z,noexecstack \
|
|
-Wl,-z,relro \
|
|
-Wl,-z,now \
|
|
-Wl,--build-id=md5 \
|
|
-Wl,--warn-shared-textrel \
|
|
-Wl,--fatal-warnings \
|
|
$(arch_variant_ldflags)
|
|
|
|
TARGET_GLOBAL_CPPFLAGS += -fvisibility-inlines-hidden
|
|
|
|
# More flags/options can be added here
|
|
TARGET_RELEASE_CFLAGS := \
|
|
-DNDEBUG \
|
|
-g \
|
|
-Wstrict-aliasing=2 \
|
|
-fgcse-after-reload \
|
|
-frerun-cse-after-loop \
|
|
-frename-registers
|
|
|
|
libc_root := bionic/libc
|
|
libm_root := bionic/libm
|
|
libthread_db_root := bionic/libthread_db
|
|
|
|
|
|
## on some hosts, the target cross-compiler is not available so do not run this command
|
|
ifneq ($(wildcard $(TARGET_CC)),)
|
|
# We compile with the global cflags to ensure that
|
|
# any flags which affect libgcc are correctly taken
|
|
# into account.
|
|
TARGET_LIBGCC := \
|
|
$(shell $(TARGET_CC) $(TARGET_GLOBAL_CFLAGS) -print-file-name=libgcc.a)
|
|
TARGET_LIBATOMIC := \
|
|
$(shell $(TARGET_CC) $(TARGET_GLOBAL_CFLAGS) -print-file-name=libatomic.a)
|
|
LIBGCC_EH := $(shell $(TARGET_CC) $(TARGET_GLOBAL_CFLAGS) -print-file-name=libgcc_eh.a)
|
|
ifneq ($(LIBGCC_EH),libgcc_eh.a)
|
|
TARGET_LIBGCC += $(LIBGCC_EH)
|
|
endif
|
|
TARGET_LIBGCOV := $(shell $(TARGET_CC) $(TARGET_GLOBAL_CFLAGS) \
|
|
--print-file-name=libgcov.a)
|
|
endif
|
|
|
|
KERNEL_HEADERS_COMMON := $(libc_root)/kernel/uapi
|
|
KERNEL_HEADERS_ARCH := $(libc_root)/kernel/uapi/asm-mips
|
|
# TODO: perhaps use $(libc_root)/kernel/uapi/asm-$(TARGET_ARCH) instead of asm-mips ?
|
|
KERNEL_HEADERS := $(KERNEL_HEADERS_COMMON) $(KERNEL_HEADERS_ARCH)
|
|
|
|
TARGET_C_INCLUDES := \
|
|
$(libc_root)/arch-mips64/include \
|
|
$(libc_root)/include \
|
|
$(KERNEL_HEADERS) \
|
|
$(libm_root)/include \
|
|
$(libm_root)/include/mips \
|
|
$(libthread_db_root)/include
|
|
# TODO: perhaps use $(libm_root)/include/mips64 instead of mips ?
|
|
|
|
TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_static.o
|
|
TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_dynamic.o
|
|
TARGET_CRTEND_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_android.o
|
|
|
|
TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_so.o
|
|
TARGET_CRTEND_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_so.o
|
|
|
|
TARGET_STRIP_MODULE:=true
|
|
|
|
TARGET_DEFAULT_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libm
|
|
|
|
TARGET_LINKER := /system/bin/linker64
|