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      1 #
      2 # Copyright (C) 2011 The Android Open Source Project
      3 #
      4 # Licensed under the Apache License, Version 2.0 (the "License");
      5 # you may not use this file except in compliance with the License.
      6 # You may obtain a copy of the License at
      7 #
      8 #      http://www.apache.org/licenses/LICENSE-2.0
      9 #
     10 # Unless required by applicable law or agreed to in writing, software
     11 # distributed under the License is distributed on an "AS IS" BASIS,
     12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 # See the License for the specific language governing permissions and
     14 # limitations under the License.
     15 #
     16 
     17 ifndef ART_ANDROID_COMMON_MK
     18 ART_ANDROID_COMMON_MK = true
     19 
     20 ART_TARGET_SUPPORTED_ARCH := arm arm64 mips mips64 x86 x86_64
     21 ART_HOST_SUPPORTED_ARCH := x86 x86_64
     22 
     23 ifneq ($(HOST_OS),darwin)
     24   ART_HOST_SUPPORTED_ARCH := x86 x86_64
     25 else
     26   # Mac OS doesn't support low-4GB allocation in a 64-bit process. So we won't be able to create
     27   # our heaps.
     28   ART_HOST_SUPPORTED_ARCH := x86
     29 endif
     30 
     31 ART_COVERAGE := false
     32 
     33 ifeq ($(ART_COVERAGE),true)
     34 # https://gcc.gnu.org/onlinedocs/gcc/Cross-profiling.html
     35 GCOV_PREFIX := /data/local/tmp/gcov
     36 # GCOV_PREFIX_STRIP is an integer that defines how many levels should be
     37 # stripped off the beginning of the path. We want the paths in $GCOV_PREFIX to
     38 # be relative to $ANDROID_BUILD_TOP so we can just adb pull from the top and not
     39 # have to worry about placing things ourselves.
     40 GCOV_PREFIX_STRIP := $(shell echo $(ANDROID_BUILD_TOP) | grep -o / | wc -l)
     41 GCOV_ENV := GCOV_PREFIX=$(GCOV_PREFIX) GCOV_PREFIX_STRIP=$(GCOV_PREFIX_STRIP)
     42 else
     43 GCOV_ENV :=
     44 endif
     45 
     46 ifeq (,$(filter $(TARGET_ARCH),$(ART_TARGET_SUPPORTED_ARCH)))
     47 $(warning unsupported TARGET_ARCH=$(TARGET_ARCH))
     48 endif
     49 ifeq (,$(filter $(HOST_ARCH),$(ART_HOST_SUPPORTED_ARCH)))
     50 $(warning unsupported HOST_ARCH=$(HOST_ARCH))
     51 endif
     52 
     53 # Primary vs. secondary
     54 2ND_TARGET_ARCH := $(TARGET_2ND_ARCH)
     55 TARGET_INSTRUCTION_SET_FEATURES := $(DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
     56 2ND_TARGET_INSTRUCTION_SET_FEATURES := $($(TARGET_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES)
     57 ifdef TARGET_2ND_ARCH
     58   ifneq ($(filter %64,$(TARGET_ARCH)),)
     59     ART_PHONY_TEST_TARGET_SUFFIX := 64
     60     2ND_ART_PHONY_TEST_TARGET_SUFFIX := 32
     61   else
     62     # TODO: ???
     63     $(warning Do not know what to do with this multi-target configuration!)
     64     ART_PHONY_TEST_TARGET_SUFFIX := 32
     65     2ND_ART_PHONY_TEST_TARGET_SUFFIX :=
     66   endif
     67 else
     68   ifneq ($(filter %64,$(TARGET_ARCH)),)
     69     ART_PHONY_TEST_TARGET_SUFFIX := 64
     70     2ND_ART_PHONY_TEST_TARGET_SUFFIX :=
     71   else
     72     ART_PHONY_TEST_TARGET_SUFFIX := 32
     73     2ND_ART_PHONY_TEST_TARGET_SUFFIX :=
     74   endif
     75 endif
     76 
     77 ART_HOST_SHLIB_EXTENSION := $(HOST_SHLIB_SUFFIX)
     78 ART_HOST_SHLIB_EXTENSION ?= .so
     79 ifeq ($(HOST_PREFER_32_BIT),true)
     80   ART_PHONY_TEST_HOST_SUFFIX := 32
     81   2ND_ART_PHONY_TEST_HOST_SUFFIX :=
     82   ART_HOST_ARCH := x86
     83   2ND_ART_HOST_ARCH :=
     84   2ND_HOST_ARCH :=
     85   ART_HOST_OUT_SHARED_LIBRARIES := $(2ND_HOST_OUT_SHARED_LIBRARIES)
     86   2ND_ART_HOST_OUT_SHARED_LIBRARIES :=
     87 else
     88   ART_PHONY_TEST_HOST_SUFFIX := 64
     89   2ND_ART_PHONY_TEST_HOST_SUFFIX := 32
     90   ART_HOST_ARCH := x86_64
     91   2ND_ART_HOST_ARCH := x86
     92   2ND_HOST_ARCH := x86
     93   ART_HOST_OUT_SHARED_LIBRARIES := $(HOST_OUT_SHARED_LIBRARIES)
     94   2ND_ART_HOST_OUT_SHARED_LIBRARIES := $(2ND_HOST_OUT_SHARED_LIBRARIES)
     95 endif
     96 
     97 endif # ART_ANDROID_COMMON_MK
     98