Support to build apk odex for both arch.

Build odex for both arch in multilib build if an app has
LOCAL_MULTILIB := both.
Refactored the common setup code to a separate file setup_one_odex.mk.

Bug: 17409149
Bug: 14694978
Change-Id: I74c9426cd74fe0b0cb4811368f740a88ac2ae022
diff --git a/core/setup_one_odex.mk b/core/setup_one_odex.mk
new file mode 100644
index 0000000..ec8a28a
--- /dev/null
+++ b/core/setup_one_odex.mk
@@ -0,0 +1,39 @@
+#
+# Copyright (C) 2014 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.
+#
+
+# Set up variables and dependency for one odex file
+# Input variables: my_2nd_arch_prefix
+# Output(modified) variables: built_odex, installed_odex, built_installed_odex
+
+my_built_odex := $(call get-odex-file-path,$($(my_2nd_arch_prefix)DEX2OAT_TARGET_ARCH),$(LOCAL_BUILT_MODULE))
+ifdef LOCAL_DEX_PREOPT_IMAGE_LOCATION
+my_dex_preopt_image_location := $(LOCAL_DEX_PREOPT_IMAGE_LOCATION)
+else
+my_dex_preopt_image_location := $($(my_2nd_arch_prefix)DEFAULT_DEX_PREOPT_BUILT_IMAGE_LOCATION)
+endif
+my_dex_preopt_image_filename := $(call get-image-file-path,$($(my_2nd_arch_prefix)DEX2OAT_TARGET_ARCH),$(my_dex_preopt_image_location))
+$(my_built_odex): PRIVATE_2ND_ARCH_VAR_PREFIX := $(my_2nd_arch_prefix)
+$(my_built_odex): PRIVATE_DEX_LOCATION := $(patsubst $(PRODUCT_OUT)%,%,$(LOCAL_INSTALLED_MODULE))
+$(my_built_odex): PRIVATE_DEX_PREOPT_IMAGE_LOCATION := $(my_dex_preopt_image_location)
+$(my_built_odex) : $($(my_2nd_arch_prefix)DEXPREOPT_ONE_FILE_DEPENDENCY_BUILT_BOOT_PREOPT) \
+    $(DEXPREOPT_ONE_FILE_DEPENDENCY_TOOLS) \
+    $(my_dex_preopt_image_filename)
+
+my_installed_odex := $(call get-odex-file-path,$($(my_2nd_arch_prefix)DEX2OAT_TARGET_ARCH),$(LOCAL_INSTALLED_MODULE))
+
+built_odex += $(my_built_odex)
+installed_odex += $(my_installed_odex)
+built_installed_odex += $(my_built_odex):$(my_installed_odex)