1#################################### 2# dexpreopt support - typically used on user builds to run dexopt (for Dalvik) or dex2oat (for ART) ahead of time 3# 4#################################### 5 6# list of boot classpath jars for dexpreopt 7DEXPREOPT_BOOT_JARS := $(subst $(space),:,$(PRODUCT_BOOT_JARS)) 8DEXPREOPT_BOOT_JARS_MODULES := $(PRODUCT_BOOT_JARS) 9PRODUCT_BOOTCLASSPATH := $(subst $(space),:,$(foreach m,$(DEXPREOPT_BOOT_JARS_MODULES),/system/framework/$(m).jar)) 10 11PRODUCT_SYSTEM_SERVER_CLASSPATH := $(subst $(space),:,$(foreach m,$(PRODUCT_SYSTEM_SERVER_JARS),/system/framework/$(m).jar)) 12 13DEXPREOPT_BUILD_DIR := $(OUT_DIR) 14DEXPREOPT_PRODUCT_DIR_FULL_PATH := $(PRODUCT_OUT)/dex_bootjars 15DEXPREOPT_PRODUCT_DIR := $(patsubst $(DEXPREOPT_BUILD_DIR)/%,%,$(DEXPREOPT_PRODUCT_DIR_FULL_PATH)) 16DEXPREOPT_BOOT_JAR_DIR := system/framework 17DEXPREOPT_BOOT_JAR_DIR_FULL_PATH := $(DEXPREOPT_PRODUCT_DIR_FULL_PATH)/$(DEXPREOPT_BOOT_JAR_DIR) 18 19# The default value for LOCAL_DEX_PREOPT 20DEX_PREOPT_DEFAULT ?= true 21 22# The default values for pre-opting: always preopt PIC. 23# Conditional to building on linux, as dex2oat currently does not work on darwin. 24ifeq ($(HOST_OS),linux) 25 WITH_DEXPREOPT_PIC ?= true 26 WITH_DEXPREOPT ?= true 27# For an eng build only pre-opt the boot image. This gives reasonable performance and still 28# allows a simple workflow: building in frameworks/base and syncing. 29 ifeq (eng,$(TARGET_BUILD_VARIANT)) 30 WITH_DEXPREOPT_BOOT_IMG_ONLY ?= true 31 endif 32# Add mini-debug-info to the boot classpath unless explicitly asked not to. 33 ifneq (false,$(WITH_DEXPREOPT_DEBUG_INFO)) 34 PRODUCT_DEX_PREOPT_BOOT_FLAGS += --generate-mini-debug-info 35 endif 36endif 37 38GLOBAL_DEXPREOPT_FLAGS := 39ifeq ($(WITH_DEXPREOPT_PIC),true) 40# Compile boot.oat as position-independent code if WITH_DEXPREOPT_PIC=true 41GLOBAL_DEXPREOPT_FLAGS += --compile-pic 42endif 43 44# $(1): the .jar or .apk to remove classes.dex 45define dexpreopt-remove-classes.dex 46$(hide) zip --quiet --delete $(1) classes.dex; \ 47dex_index=2; \ 48while zip --quiet --delete $(1) classes$${dex_index}.dex > /dev/null; do \ 49 let dex_index=dex_index+1; \ 50done 51endef 52 53# Special rules for building stripped boot jars that override java_library.mk rules 54 55# $(1): boot jar module name 56define _dexpreopt-boot-jar-remove-classes.dex 57_dbj_jar_no_dex := $(DEXPREOPT_BOOT_JAR_DIR_FULL_PATH)/$(1)_nodex.jar 58_dbj_src_jar := $(call intermediates-dir-for,JAVA_LIBRARIES,$(1),,COMMON)/javalib.jar 59 60$$(_dbj_jar_no_dex) : $$(_dbj_src_jar) | $(ACP) 61 $$(call copy-file-to-target) 62ifneq ($(DEX_PREOPT_DEFAULT),nostripping) 63 $$(call dexpreopt-remove-classes.dex,$$@) 64endif 65 66_dbj_jar_no_dex := 67_dbj_src_jar := 68endef 69 70$(foreach b,$(DEXPREOPT_BOOT_JARS_MODULES),$(eval $(call _dexpreopt-boot-jar-remove-classes.dex,$(b)))) 71 72include $(BUILD_SYSTEM)/dex_preopt_libart.mk 73 74# Define dexpreopt-one-file based on current default runtime. 75# $(1): the input .jar or .apk file 76# $(2): the output .odex file 77define dexpreopt-one-file 78$(call dex2oat-one-file,$(1),$(2)) 79endef 80 81DEXPREOPT_ONE_FILE_DEPENDENCY_TOOLS := $(DEX2OAT_DEPENDENCY) 82DEXPREOPT_ONE_FILE_DEPENDENCY_BUILT_BOOT_PREOPT := $(DEFAULT_DEX_PREOPT_BUILT_IMAGE_FILENAME) 83ifdef TARGET_2ND_ARCH 84$(TARGET_2ND_ARCH_VAR_PREFIX)DEXPREOPT_ONE_FILE_DEPENDENCY_BUILT_BOOT_PREOPT := $($(TARGET_2ND_ARCH_VAR_PREFIX)DEFAULT_DEX_PREOPT_BUILT_IMAGE_FILENAME) 85endif # TARGET_2ND_ARCH 86