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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 include $(LOCAL_PATH)/ReconfigureDvm.mk
     44 
     45 # Overwrite default settings
     46 ifneq ($(TARGET_ARCH),x86)
     47 ifeq ($(TARGET_SIMULATOR),false)
     48     LOCAL_PRELINK_MODULE := true
     49 endif
     50 endif
     51 LOCAL_MODULE_TAGS := optional
     52 LOCAL_MODULE := libdvm
     53 LOCAL_CFLAGS += $(target_smp_flag)
     54 include $(BUILD_SHARED_LIBRARY)
     55 
     56 # If WITH_JIT is configured, build multiple versions of libdvm.so to facilitate
     57 # correctness/performance bugs triage
     58 ifeq ($(WITH_JIT),true)
     59 
     60     # Derivation #1
     61     # Enable assert and JIT tuning
     62     include $(LOCAL_PATH)/ReconfigureDvm.mk
     63 
     64     # Enable assertions and JIT-tuning
     65     LOCAL_CFLAGS += -UNDEBUG -DDEBUG=1 -DLOG_NDEBUG=1 -DWITH_DALVIK_ASSERT \
     66                     -DWITH_JIT_TUNING $(target_smp_flag)
     67     LOCAL_MODULE := libdvm_assert
     68     include $(BUILD_SHARED_LIBRARY)
     69 
     70     # Derivation #2
     71     # Enable assert and self-verification
     72     include $(LOCAL_PATH)/ReconfigureDvm.mk
     73 
     74     # Enable assertions and JIT self-verification
     75     LOCAL_CFLAGS += -UNDEBUG -DDEBUG=1 -DLOG_NDEBUG=1 -DWITH_DALVIK_ASSERT \
     76                     -DWITH_SELF_VERIFICATION $(target_smp_flag)
     77     LOCAL_MODULE := libdvm_sv
     78     include $(BUILD_SHARED_LIBRARY)
     79 
     80     # Devivation #3
     81     # Compile out the JIT
     82     WITH_JIT := false
     83     include $(LOCAL_PATH)/ReconfigureDvm.mk
     84 
     85     LOCAL_CFLAGS += $(target_smp_flag)
     86     LOCAL_MODULE := libdvm_interp
     87     include $(BUILD_SHARED_LIBRARY)
     88 
     89 endif
     90 
     91 #
     92 # Build for the host.
     93 #
     94 
     95 ifeq ($(WITH_HOST_DALVIK),true)
     96 
     97     include $(CLEAR_VARS)
     98 
     99     # Variables used in the included Dvm.mk.
    100     dvm_os := $(HOST_OS)
    101     dvm_arch := $(HOST_ARCH)
    102     # Note: HOST_ARCH_VARIANT isn't defined.
    103     dvm_arch_variant := $(HOST_ARCH)
    104     dvm_simulator := false
    105 
    106     include $(LOCAL_PATH)/Dvm.mk
    107 
    108     LOCAL_SHARED_LIBRARIES += libcrypto libssl libicuuc libicui18n
    109 
    110     LOCAL_LDLIBS := -lpthread -ldl
    111     ifeq ($(HOST_OS),linux)
    112       # need this for clock_gettime() in profiling
    113       LOCAL_LDLIBS += -lrt
    114     endif
    115 
    116     # Build as a WHOLE static library so dependencies are available at link
    117     # time. When building this target as a regular static library, certain
    118     # dependencies like expat are not found by the linker.
    119     LOCAL_WHOLE_STATIC_LIBRARIES += libexpat libcutils libdex liblog libnativehelper libutils libz
    120 
    121     # The libffi from the source tree should never be used by host builds.
    122     # The recommendation is that host builds should always either
    123     # have sufficient custom code so that libffi isn't needed at all,
    124     # or they should use the platform's provided libffi. So, if the common
    125     # build rules decided to include it, axe it back out here.
    126     ifneq (,$(findstring libffi,$(LOCAL_SHARED_LIBRARIES)))
    127         LOCAL_SHARED_LIBRARIES := \
    128             $(patsubst libffi, ,$(LOCAL_SHARED_LIBRARIES))
    129     endif
    130 
    131     LOCAL_CFLAGS += $(host_smp_flag)
    132     LOCAL_MODULE_TAGS := optional
    133     LOCAL_MODULE := libdvm
    134 
    135     include $(BUILD_HOST_SHARED_LIBRARY)
    136 
    137 endif
    138