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#
# Copyright (C) 2011 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.
#
ifndef ANDROID_COMMON_BUILD_MK
ANDROID_COMMON_BUILD_MK = true
include art/build/Android.common.mk
# These can be overridden via the environment or by editing to
# enable/disable certain build configuration.
#
# For example, to disable everything but the host debug build you use:
#
# (export ART_BUILD_TARGET_NDEBUG=false && export ART_BUILD_TARGET_DEBUG=false && export ART_BUILD_HOST_NDEBUG=false && ...)
#
# Beware that tests may use the non-debug build for performance, notable 055-enum-performance
#
ART_BUILD_TARGET_NDEBUG ?= true
ART_BUILD_TARGET_DEBUG ?= true
ART_BUILD_HOST_NDEBUG ?= true
ART_BUILD_HOST_DEBUG ?= true
ifeq ($(ART_BUILD_TARGET_NDEBUG),false)
$(info Disabling ART_BUILD_TARGET_NDEBUG)
endif
ifeq ($(ART_BUILD_TARGET_DEBUG),false)
$(info Disabling ART_BUILD_TARGET_DEBUG)
endif
ifeq ($(ART_BUILD_HOST_NDEBUG),false)
$(info Disabling ART_BUILD_HOST_NDEBUG)
endif
ifeq ($(ART_BUILD_HOST_DEBUG),false)
$(info Disabling ART_BUILD_HOST_DEBUG)
endif
#
# Used to enable smart mode
#
ART_SMALL_MODE := false
ifneq ($(wildcard art/SMALL_ART),)
$(info Enabling ART_SMALL_MODE because of existence of art/SMALL_ART)
ART_SMALL_MODE := true
endif
ifeq ($(WITH_ART_SMALL_MODE), true)
ART_SMALL_MODE := true
endif
#
# Used to enable SEA mode
#
ART_SEA_IR_MODE := false
ifneq ($(wildcard art/SEA_IR_ART),)
$(info Enabling ART_SEA_IR_MODE because of existence of art/SEA_IR_ART)
ART_SEA_IR_MODE := true
endif
ifeq ($(WITH_ART_SEA_IR_MODE), true)
ART_SEA_IR_MODE := true
endif
#
# Used to enable portable mode
#
ART_USE_PORTABLE_COMPILER := false
ifneq ($(wildcard art/USE_PORTABLE_COMPILER),)
$(info Enabling ART_USE_PORTABLE_COMPILER because of existence of art/USE_PORTABLE_COMPILER)
ART_USE_PORTABLE_COMPILER := true
endif
ifeq ($(WITH_ART_USE_PORTABLE_COMPILER),true)
$(info Enabling ART_USE_PORTABLE_COMPILER because WITH_ART_USE_PORTABLE_COMPILER=true)
ART_USE_PORTABLE_COMPILER := true
endif
#
# Used to enable optimizing compiler
#
ART_USE_OPTIMIZING_COMPILER := false
ifneq ($(wildcard art/USE_OPTIMIZING_COMPILER),)
$(info Enabling ART_USE_OPTIMIZING_COMPILER because of existence of art/USE_OPTIMIZING_COMPILER)
ART_USE_OPTIMIZING_COMPILER := true
endif
ifeq ($(WITH_ART_USE_OPTIMIZING_COMPILER), true)
ART_USE_OPTIMIZING_COMPILER := true
endif
ifeq ($(ART_USE_OPTIMIZING_COMPILER),true)
DEX2OAT_FLAGS := --compiler-backend=Optimizing
DALVIKVM_FLAGS += -Xcompiler-option --compiler-backend=Optimizing
endif
#
# Used to change the default GC. Valid values are CMS, SS, GSS. The default is CMS.
#
ART_DEFAULT_GC_TYPE ?= CMS
ART_DEFAULT_GC_TYPE_CFLAGS := -DART_DEFAULT_GC_TYPE_IS_$(ART_DEFAULT_GC_TYPE)
ifeq ($(ART_USE_PORTABLE_COMPILER),true)
LLVM_ROOT_PATH := external/llvm
# Don't fail a dalvik minimal host build.
-include $(LLVM_ROOT_PATH)/llvm.mk
endif
# Clang build support.
# Host.
ART_HOST_CLANG := false
ifneq ($(WITHOUT_HOST_CLANG),true)
# By default, host builds use clang for better warnings.
ART_HOST_CLANG := true
endif
# Clang on the target. Target builds use GCC by default.
ART_TARGET_CLANG :=
ART_TARGET_CLANG_arm :=
ART_TARGET_CLANG_arm64 :=
ART_TARGET_CLANG_mips :=
ART_TARGET_CLANG_x86 :=
ART_TARGET_CLANG_x86_64 :=
define set-target-local-clang-vars
LOCAL_CLANG := $(ART_TARGET_CLANG)
$(foreach arch,$(ART_TARGET_SUPPORTED_ARCH),
ifneq ($$(ART_TARGET_CLANG_$(arch)),)
LOCAL_CLANG_$(arch) := $$(ART_TARGET_CLANG_$(arch))
endif)
endef
ART_CPP_EXTENSION := .cc
ART_C_INCLUDES := \
external/gtest/include \
external/valgrind/main/include \
external/valgrind/main \
external/vixl/src \
external/zlib \
frameworks/compile/mclinker/include
art_cflags := \
-fno-rtti \
-std=gnu++11 \
-ggdb3 \
-Wall \
-Werror \
-Wextra \
-Wno-sign-promo \
-Wno-unused-parameter \
-Wstrict-aliasing \
-fstrict-aliasing
ART_TARGET_CLANG_CFLAGS :=
ART_TARGET_CLANG_CFLAGS_arm :=
ART_TARGET_CLANG_CFLAGS_arm64 :=
ART_TARGET_CLANG_CFLAGS_mips :=
ART_TARGET_CLANG_CFLAGS_x86 :=
ART_TARGET_CLANG_CFLAGS_x86_64 :=
# these are necessary for Clang ARM64 ART builds
ART_TARGET_CLANG_CFLAGS_arm64 += \
-Wno-implicit-exception-spec-mismatch \
-DNVALGRIND \
-Wno-unused-value
ifeq ($(ART_SMALL_MODE),true)
art_cflags += -DART_SMALL_MODE=1
endif
ifeq ($(ART_SEA_IR_MODE),true)
art_cflags += -DART_SEA_IR_MODE=1
endif
art_non_debug_cflags := \
-O3
ifeq ($(HOST_OS),linux)
art_non_debug_cflags += -Wframe-larger-than=1728
endif
# FIXME: upstream LLVM has a vectorizer bug that needs to be fixed
ART_TARGET_CLANG_CFLAGS_arm64 += \
-fno-vectorize
art_debug_cflags := \
-O1 \
-DDYNAMIC_ANNOTATIONS_ENABLED=1 \
-UNDEBUG
ifndef LIBART_IMG_HOST_BASE_ADDRESS
$(error LIBART_IMG_HOST_BASE_ADDRESS unset)
endif
ART_HOST_CFLAGS := $(art_cflags) -DANDROID_SMP=1 -DART_BASE_ADDRESS=$(LIBART_IMG_HOST_BASE_ADDRESS)
ART_HOST_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=default
ART_HOST_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
ifndef LIBART_IMG_TARGET_BASE_ADDRESS
$(error LIBART_IMG_TARGET_BASE_ADDRESS unset)
endif
ART_TARGET_CFLAGS := $(art_cflags) -DART_TARGET -DART_BASE_ADDRESS=$(LIBART_IMG_TARGET_BASE_ADDRESS)
ifeq ($(TARGET_CPU_SMP),true)
ART_TARGET_CFLAGS += -DANDROID_SMP=1
else
ifeq ($(TARGET_CPU_SMP),false)
ART_TARGET_CFLAGS += -DANDROID_SMP=0
else
$(warning TARGET_CPU_SMP should be (true|false), found $(TARGET_CPU_SMP))
# Make sure we emit barriers for the worst case.
ART_TARGET_CFLAGS += -DANDROID_SMP=1
endif
endif
ART_TARGET_CFLAGS += $(ART_DEFAULT_GC_TYPE_CFLAGS)
# DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is set in ../build/core/dex_preopt.mk based on
# the TARGET_CPU_VARIANT
ifeq ($(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES),)
$(error Required DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES is not set)
endif
ART_TARGET_CFLAGS += -DART_DEFAULT_INSTRUCTION_SET_FEATURES=$(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
# Enable thread-safety for GCC 4.6, and clang, but not for GCC 4.7 or later where this feature was
# removed. Warn when -Wthread-safety is not used.
ifneq ($(filter 4.6 4.6.%, $(TARGET_GCC_VERSION)),)
ART_TARGET_CFLAGS += -Wthread-safety
else
# FIXME: add -Wthread-safety when the problem is fixed
ifeq ($(ART_TARGET_CLANG),true)
ART_TARGET_CFLAGS +=
else
# Warn if -Wthread-safety is not supported and not doing a top-level or 'mma' build.
ifneq ($(ONE_SHOT_MAKEFILE),)
# Enable target GCC 4.6 with: export TARGET_GCC_VERSION_EXP=4.6
$(info Using target GCC $(TARGET_GCC_VERSION) disables thread-safety checks.)
endif
endif
endif
# We compile with GCC 4.6 or clang on the host, both of which support -Wthread-safety.
ART_HOST_CFLAGS += -Wthread-safety
# To use oprofile_android --callgraph, uncomment this and recompile with "mmm art -B -j16"
# ART_TARGET_CFLAGS += -fno-omit-frame-pointer -marm -mapcs
# Addition CPU specific CFLAGS.
ifeq ($(TARGET_ARCH),arm)
ifneq ($(filter cortex-a15, $(TARGET_CPU_VARIANT)),)
# Fake a ARM feature for LPAE support.
ART_TARGET_CFLAGS += -D__ARM_FEATURE_LPAE=1
endif
endif
ART_HOST_NON_DEBUG_CFLAGS := $(art_non_debug_cflags)
ART_TARGET_NON_DEBUG_CFLAGS := $(art_non_debug_cflags)
# TODO: move -fkeep-inline-functions to art_debug_cflags when target gcc > 4.4 (and -lsupc++)
ART_HOST_DEBUG_CFLAGS := $(art_debug_cflags) -fkeep-inline-functions
ART_HOST_DEBUG_LDLIBS := -lsupc++
ifneq ($(HOST_OS),linux)
# Some Mac OS pthread header files are broken with -fkeep-inline-functions.
ART_HOST_DEBUG_CFLAGS := $(filter-out -fkeep-inline-functions,$(ART_HOST_DEBUG_CFLAGS))
# Mac OS doesn't have libsupc++.
ART_HOST_DEBUG_LDLIBS := $(filter-out -lsupc++,$(ART_HOST_DEBUG_LDLIBS))
endif
ART_TARGET_DEBUG_CFLAGS := $(art_debug_cflags)
# $(1): ndebug_or_debug
define set-target-local-cflags-vars
LOCAL_CFLAGS += $(ART_TARGET_CFLAGS)
LOCAL_CFLAGS_x86 += $(ART_TARGET_CFLAGS_x86)
art_target_cflags_ndebug_or_debug := $(1)
ifeq ($$(art_target_cflags_ndebug_or_debug),debug)
LOCAL_CFLAGS += $(ART_TARGET_DEBUG_CFLAGS)
else
LOCAL_CFLAGS += $(ART_TARGET_NON_DEBUG_CFLAGS)
endif
# TODO: Also set when ART_TARGET_CLANG_$(arch)!=false and ART_TARGET_CLANG==true
$(foreach arch,$(ART_SUPPORTED_ARCH),
ifeq ($$(ART_TARGET_CLANG_$(arch)),true)
LOCAL_CFLAGS_$(arch) += $$(ART_TARGET_CLANG_CFLAGS_$(arch))
endif)
# Clear locally used variables.
art_target_cflags_ndebug_or_debug :=
endef
ART_BUILD_TARGET := false
ART_BUILD_HOST := false
ART_BUILD_NDEBUG := false
ART_BUILD_DEBUG := false
ifeq ($(ART_BUILD_TARGET_NDEBUG),true)
ART_BUILD_TARGET := true
ART_BUILD_NDEBUG := true
endif
ifeq ($(ART_BUILD_TARGET_DEBUG),true)
ART_BUILD_TARGET := true
ART_BUILD_DEBUG := true
endif
ifeq ($(ART_BUILD_HOST_NDEBUG),true)
ART_BUILD_HOST := true
ART_BUILD_NDEBUG := true
endif
ifeq ($(ART_BUILD_HOST_DEBUG),true)
ART_BUILD_HOST := true
ART_BUILD_DEBUG := true
endif
# Clear locally defined variables that aren't necessary in the rest of the build system.
ART_DEFAULT_GC_TYPE :=
ART_DEFAULT_GC_TYPE_CFLAGS :=
art_cflags :=
endif # ANDROID_COMMON_BUILD_MK