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      1 # Copyright (C) 2008 The Android Open Source Project
      2 #
      3 # Licensed under the Apache License, Version 2.0 (the "License");
      4 # you may not use this file except in compliance with the License.
      5 # You may obtain a copy of the License at
      6 #
      7 #      http://www.apache.org/licenses/LICENSE-2.0
      8 #
      9 # Unless required by applicable law or agreed to in writing, software
     10 # distributed under the License is distributed on an "AS IS" BASIS,
     11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     12 # See the License for the specific language governing permissions and
     13 # limitations under the License.
     14 
     15 #
     16 # Android.mk for Dalvik VM.
     17 #
     18 # This makefile builds both for host and target, and so the very large
     19 # swath of common definitions are factored out into a separate file to
     20 # minimize duplication.
     21 #
     22 # If you enable or disable optional features here (or in Dvm.mk),
     23 # rebuild the VM with:
     24 #
     25 #  make clean-libdvm clean-libdvm_assert clean-libdvm_sv clean-libdvm_interp
     26 #  make -j4 libdvm
     27 #
     28 
     29 LOCAL_PATH:= $(call my-dir)
     30 
     31 #
     32 # Build for the target (device).
     33 #
     34 
     35 ifeq ($(TARGET_CPU_SMP),true)
     36     target_smp_flag := -DANDROID_SMP=1
     37 else
     38     target_smp_flag := -DANDROID_SMP=0
     39 endif
     40 host_smp_flag := -DANDROID_SMP=1
     41 
     42 # Build the installed version (libdvm.so) first
     43 WITH_JIT := true
     44 include $(LOCAL_PATH)/ReconfigureDvm.mk
     45 
     46 # Overwrite default settings
     47 LOCAL_MODULE := libdvm
     48 LOCAL_CFLAGS += $(target_smp_flag)
     49 
     50 # Define WITH_ADDRESS_SANITIZER to build an ASan-instrumented version of the
     51 # library in /system/lib/asan/libdvm.so.
     52 ifneq ($(strip $(WITH_ADDRESS_SANITIZER)),)
     53     LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/asan
     54     LOCAL_ADDRESS_SANITIZER := true
     55     LOCAL_CFLAGS := $(filter-out $(CLANG_CONFIG_UNKNOWN_CFLAGS),$(LOCAL_CFLAGS))
     56 endif
     57 
     58 # TODO: split out the asflags.
     59 LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
     60 
     61 include $(BUILD_SHARED_LIBRARY)
     62 
     63 # Derivation #1
     64 # Enable assertions and JIT tuning
     65 include $(LOCAL_PATH)/ReconfigureDvm.mk
     66 LOCAL_CFLAGS += -UNDEBUG -DDEBUG=1 -DLOG_NDEBUG=1 -DWITH_DALVIK_ASSERT \
     67                 -DWITH_JIT_TUNING $(target_smp_flag)
     68 # TODO: split out the asflags.
     69 LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
     70 LOCAL_MODULE := libdvm_assert
     71 include $(BUILD_SHARED_LIBRARY)
     72 
     73 ifneq ($(dvm_arch),mips)    # MIPS support for self-verification is incomplete
     74 
     75     # Derivation #2
     76     # Enable assertions and JIT self-verification
     77     include $(LOCAL_PATH)/ReconfigureDvm.mk
     78     LOCAL_CFLAGS += -UNDEBUG -DDEBUG=1 -DLOG_NDEBUG=1 -DWITH_DALVIK_ASSERT \
     79                     -DWITH_SELF_VERIFICATION $(target_smp_flag)
     80     # TODO: split out the asflags.
     81     LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
     82     LOCAL_MODULE := libdvm_sv
     83     include $(BUILD_SHARED_LIBRARY)
     84 
     85 endif # dvm_arch!=mips
     86 
     87 # Derivation #3
     88 # Compile out the JIT
     89 WITH_JIT := false
     90 include $(LOCAL_PATH)/ReconfigureDvm.mk
     91 LOCAL_CFLAGS += $(target_smp_flag)
     92 # TODO: split out the asflags.
     93 LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
     94 LOCAL_MODULE := libdvm_interp
     95 include $(BUILD_SHARED_LIBRARY)
     96 
     97 
     98 #
     99 # Build for the host.
    100 #
    101 
    102 ifeq ($(WITH_HOST_DALVIK),true)
    103 
    104     include $(CLEAR_VARS)
    105 
    106     # Variables used in the included Dvm.mk.
    107     dvm_os := $(HOST_OS)
    108     dvm_arch := $(HOST_ARCH)
    109     # Note: HOST_ARCH_VARIANT isn't defined.
    110     dvm_arch_variant := $(HOST_ARCH)
    111     WITH_JIT := true
    112     include $(LOCAL_PATH)/Dvm.mk
    113 
    114     LOCAL_SHARED_LIBRARIES += libcrypto libssl libicuuc libicui18n
    115 
    116     LOCAL_LDLIBS := -lpthread -ldl
    117     ifeq ($(HOST_OS),linux)
    118       # need this for clock_gettime() in profiling
    119       LOCAL_LDLIBS += -lrt
    120     endif
    121 
    122     # Build as a WHOLE static library so dependencies are available at link
    123     # time. When building this target as a regular static library, certain
    124     # dependencies like expat are not found by the linker.
    125     LOCAL_WHOLE_STATIC_LIBRARIES += libexpat libcutils libdex liblog libz
    126 
    127     # The libffi from the source tree should never be used by host builds.
    128     # The recommendation is that host builds should always either
    129     # have sufficient custom code so that libffi isn't needed at all,
    130     # or they should use the platform's provided libffi. So, if the common
    131     # build rules decided to include it, axe it back out here.
    132     ifneq (,$(findstring libffi,$(LOCAL_SHARED_LIBRARIES)))
    133         LOCAL_SHARED_LIBRARIES := \
    134             $(patsubst libffi, ,$(LOCAL_SHARED_LIBRARIES))
    135     endif
    136 
    137     LOCAL_CFLAGS += $(host_smp_flag)
    138     # TODO: split out the asflags.
    139     LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
    140     LOCAL_MODULE_TAGS := optional
    141     LOCAL_MODULE := libdvm
    142 
    143     include $(BUILD_HOST_SHARED_LIBRARY)
    144 
    145     # Copy the dalvik shell script to the host's bin directory
    146     include $(CLEAR_VARS)
    147     LOCAL_IS_HOST_MODULE := true
    148     LOCAL_MODULE_TAGS := optional
    149     LOCAL_MODULE_CLASS := EXECUTABLES
    150     LOCAL_MODULE := dalvik
    151     include $(BUILD_SYSTEM)/base_rules.mk
    152 $(LOCAL_BUILT_MODULE): $(LOCAL_PATH)/dalvik | $(ACP)
    153 	@echo "Copy: $(PRIVATE_MODULE) ($@)"
    154 	$(copy-file-to-new-target)
    155 	$(hide) chmod 755 $@
    156 
    157 endif
    158