diff --git a/CleanSpec.mk b/CleanSpec.mk
index 3ba1f45..1a84e8f 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -444,6 +444,12 @@
 
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/APPS/*/flat-res)
 
+# Remove old VNDK directories without version
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/vndk)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib/vndk-sp)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/vndk)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/lib64/vndk-sp)
+
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************
diff --git a/core/Makefile b/core/Makefile
index 88cb343..20d14d2 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -126,6 +126,9 @@
 # prop.default
 ifdef property_overrides_split_enabled
 INSTALLED_DEFAULT_PROP_TARGET := $(TARGET_OUT)/etc/prop.default
+INSTALLED_DEFAULT_PROP_OLD_TARGET := $(TARGET_ROOT_OUT)/default.prop
+ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_DEFAULT_PROP_OLD_TARGET)
+$(INSTALLED_DEFAULT_PROP_OLD_TARGET): $(INSTALLED_DEFAULT_PROP_TARGET)
 else
 # legacy path
 INSTALLED_DEFAULT_PROP_TARGET := $(TARGET_ROOT_OUT)/default.prop
@@ -158,10 +161,10 @@
 	$(hide) echo ro.bootimage.build.date=`$(DATE_FROM_FILE)`>>$@
 	$(hide) echo ro.bootimage.build.date.utc=`$(DATE_FROM_FILE) +%s`>>$@
 	$(hide) echo ro.bootimage.build.fingerprint="$(BUILD_FINGERPRINT_FROM_FILE)">>$@
-	$(hide) build/tools/post_process_props.py $@
+	$(hide) build/make/tools/post_process_props.py $@
 ifdef property_overrides_split_enabled
 	$(hide) mkdir -p $(TARGET_ROOT_OUT)
-	$(hide) ln -sf system/etc/prop.default $(TARGET_ROOT_OUT)/default.prop
+	$(hide) ln -sf system/etc/prop.default $(INSTALLED_DEFAULT_PROP_OLD_TARGET)
 endif
 
 # -----------------------------------------------------------------
@@ -172,9 +175,13 @@
 ALL_DEFAULT_INSTALLED_MODULES += $(INSTALLED_VENDOR_DEFAULT_PROP_TARGET)
 
 ifdef BOARD_VNDK_VERSION
-FINAL_VENDOR_DEFAULT_PROPERTIES := ro.vndk.version=${BOARD_VNDK_VERSION}
+  ifeq ($(BOARD_VNDK_VERSION),current)
+    FINAL_VENDOR_DEFAULT_PROPERTIES := ro.vndk.version=$(PLATFORM_VNDK_VERSION)
+  else
+    FINAL_VENDOR_DEFAULT_PROPERTIES := ro.vndk.version=$(BOARD_VNDK_VERSION)
+  endif
 else
-FINAL_VENDOR_DEFAULT_PROPERTIES :=
+  FINAL_VENDOR_DEFAULT_PROPERTIES :=
 endif
 FINAL_VENDOR_DEFAULT_PROPERTIES += \
     $(call collapse-pairs, $(PRODUCT_DEFAULT_PROPERTY_OVERRIDES))
@@ -189,7 +196,7 @@
 	        echo "#" >> $@;
 	$(hide) $(foreach line,$(FINAL_VENDOR_DEFAULT_PROPERTIES), \
 		echo "$(line)" >> $@;)
-	$(hide) build/tools/post_process_props.py $@
+	$(hide) build/make/tools/post_process_props.py $@
 
 endif  # property_overrides_split_enabled
 
@@ -281,8 +288,8 @@
 $(strip $(subst _,-, $(firstword $(1))))
 endef
 
-BUILDINFO_SH := build/tools/buildinfo.sh
-VENDOR_BUILDINFO_SH := build/tools/vendor_buildinfo.sh
+BUILDINFO_SH := build/make/tools/buildinfo.sh
+VENDOR_BUILDINFO_SH := build/make/tools/vendor_buildinfo.sh
 
 # TARGET_BUILD_FLAVOR and ro.build.flavor are used only by the test
 # harness to distinguish builds. Only add _asan for a sanitized build
@@ -360,7 +367,7 @@
 	$(hide) $(foreach line,$(FINAL_BUILD_PROPERTIES), \
 		echo "$(line)" >> $@;)
 	$(hide) cat $(INSTALLED_ANDROID_INFO_TXT_TARGET) | grep 'require version-' | sed -e 's/require version-/ro.build.expect./g' >> $@
-	$(hide) build/tools/post_process_props.py $@ $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SYSTEM_PROPERTY_BLACKLIST)
+	$(hide) build/make/tools/post_process_props.py $@ $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SYSTEM_PROPERTY_BLACKLIST)
 
 build_desc :=
 
@@ -413,7 +420,7 @@
 	        echo "#" >> $@;
 	$(hide) $(foreach line,$(FINAL_VENDOR_BUILD_PROPERTIES), \
 		echo "$(line)" >> $@;)
-	$(hide) build/tools/post_process_props.py $@
+	$(hide) build/make/tools/post_process_props.py $@
 endif  # property_overrides_split_enabled
 
 # ----------------------------------------------------------------
@@ -458,7 +465,7 @@
 # Create empty package stats file if target builds no jar(s) or apk(s).
 	$(hide) touch $@
 else
-	$(hide) build/tools/dump-package-stats $^ > $@
+	$(hide) build/make/tools/dump-package-stats $^ > $@
 endif
 
 .PHONY: package-stats
@@ -467,8 +474,10 @@
 # -----------------------------------------------------------------
 # Cert-to-package mapping.  Used by the post-build signing tools.
 # Use a macro to add newline to each echo command
-define _apkcerts_echo_with_newline
-$(hide) echo $(1)
+define _apkcerts_write_line
+$(hide) echo -n 'name="$(1).apk" certificate="$2" private_key="$3"' >> $5
+$(if $(4), $(hide) echo -n ' compressed="$4"' >> $5)
+$(hide) echo '' >> $5
 
 endef
 
@@ -488,12 +497,8 @@
 	@rm -f $@
 	$(foreach p,$(PACKAGES),\
 	  $(if $(PACKAGES.$(p).EXTERNAL_KEY),\
-	    $(call _apkcerts_echo_with_newline,\
-	      'name="$(p).apk" certificate="EXTERNAL" \
-	      private_key=""' >> $@),\
-	    $(call _apkcerts_echo_with_newline,\
-	      'name="$(p).apk" certificate="$(PACKAGES.$(p).CERTIFICATE)" \
-	      private_key="$(PACKAGES.$(p).PRIVATE_KEY)"' >> $@)))
+	    $(call _apkcerts_write_line,$(p),"EXTERNAL","",$(PACKAGES.$(p).COMPRESSED),$@),\
+	    $(call _apkcerts_write_line,$(p),$(PACKAGES.$(p).CERTIFICATE),$(PACKAGES.$(p).PRIVATE_KEY),$(PACKAGES.$(p).COMPRESSED),$@)))
 	# In case value of PACKAGES is empty.
 	$(hide) touch $@
 
@@ -520,9 +525,9 @@
 SOONG_CONV_DATA := $(call intermediates-dir-for,PACKAGING,soong_conversion)/soong_conv_data
 $(SOONG_CONV_DATA):
 	@rm -f $@
-	@$(foreach s,$(SOONG_CONV),echo "$(s),$(sort $(SOONG_CONV.$(s).PROBLEMS)),$(sort $(filter-out $(SOONG_ALREADY_CONV),$(SOONG_CONV.$(s).DEPS)))" >>$@;)
+	@$(foreach s,$(SOONG_CONV),echo "$(s),$(SOONG_CONV.$(s).TYPE),$(sort $(SOONG_CONV.$(s).PROBLEMS)),$(sort $(filter-out $(SOONG_ALREADY_CONV),$(SOONG_CONV.$(s).DEPS)))" >>$@;)
 
-SOONG_TO_CONVERT_SCRIPT := build/tools/soong_to_convert.py
+SOONG_TO_CONVERT_SCRIPT := build/make/tools/soong_to_convert.py
 SOONG_TO_CONVERT := $(PRODUCT_OUT)/soong_to_convert.txt
 $(SOONG_TO_CONVERT): $(SOONG_CONV_DATA) $(SOONG_TO_CONVERT_SCRIPT)
 	@rm -f $@
@@ -575,7 +580,7 @@
 pdk_fusion_log_tags_file := $(patsubst $(PRODUCT_OUT)/%,$(_pdk_fusion_intermediates)/%,$(filter $(event_log_tags_file),$(ALL_PDK_FUSION_FILES)))
 
 $(all_event_log_tags_file): PRIVATE_SRC_FILES := $(all_event_log_tags_src) $(pdk_fusion_log_tags_file)
-$(all_event_log_tags_file): $(all_event_log_tags_src) $(pdk_fusion_log_tags_file) $(MERGETAGS) build/tools/event_log_tags.py
+$(all_event_log_tags_file): $(all_event_log_tags_src) $(pdk_fusion_log_tags_file) $(MERGETAGS) build/make/tools/event_log_tags.py
 	$(hide) mkdir -p $(dir $@)
 	$(hide) $(MERGETAGS) -o $@ $(PRIVATE_SRC_FILES)
 
@@ -591,7 +596,7 @@
 
 $(event_log_tags_file): PRIVATE_SRC_FILES := $(event_log_tags_src) $(pdk_fusion_log_tags_file)
 $(event_log_tags_file): PRIVATE_MERGED_FILE := $(all_event_log_tags_file)
-$(event_log_tags_file): $(event_log_tags_src) $(all_event_log_tags_file) $(pdk_fusion_log_tags_file) $(MERGETAGS) build/tools/event_log_tags.py
+$(event_log_tags_file): $(event_log_tags_src) $(all_event_log_tags_file) $(pdk_fusion_log_tags_file) $(MERGETAGS) build/make/tools/event_log_tags.py
 	$(hide) mkdir -p $(dir $@)
 	$(hide) $(MERGETAGS) -o $@ -m $(PRIVATE_MERGED_FILE) $(PRIVATE_SRC_FILES)
 
@@ -816,8 +821,8 @@
 $(2) $(3): PRIVATE_MESSAGE := $(4)
 $(2) $(3): PRIVATE_DIR := $(5)
 $(2) : $(3)
-$(3) : $(6) $(BUILD_SYSTEM)/Makefile build/tools/generate-notice-files.py
-	build/tools/generate-notice-files.py --text-output $(2) \
+$(3) : $(6) $(BUILD_SYSTEM)/Makefile build/make/tools/generate-notice-files.py
+	build/make/tools/generate-notice-files.py --text-output $(2) \
 		$(if $(filter $(1),xml_excluded_vendor),-e vendor --xml-output, \
 		  $(if $(filter $(1),xml_vendor),-i vendor --xml-output, \
 		    --html-output)) $(3) \
@@ -1132,10 +1137,9 @@
 recovery_sepolicy := \
     $(TARGET_RECOVERY_ROOT_OUT)/sepolicy \
     $(TARGET_RECOVERY_ROOT_OUT)/plat_file_contexts \
-    $(TARGET_RECOVERY_ROOT_OUT)/vendor_file_contexts \
+    $(TARGET_RECOVERY_ROOT_OUT)/nonplat_file_contexts \
     $(TARGET_RECOVERY_ROOT_OUT)/plat_property_contexts \
-    $(TARGET_RECOVERY_ROOT_OUT)/vendor_property_contexts
-
+    $(TARGET_RECOVERY_ROOT_OUT)/nonplat_property_contexts
 # Passed into rsync from non-recovery root to recovery root, to avoid overwriting recovery-specific
 # SELinux files
 IGNORE_RECOVERY_SEPOLICY := $(patsubst $(TARGET_RECOVERY_OUT)/%,--exclude=/%,$(recovery_sepolicy))
@@ -1412,7 +1416,7 @@
 	@mkdir -p $(dir $@)
 	@rm -f $@
 	$(hide) $(FILESLIST) $(TARGET_OUT) > $(@:.txt=.json)
-	$(hide) build/tools/fileslist_util.py -c $(@:.txt=.json) > $@
+	$(hide) build/make/tools/fileslist_util.py -c $(@:.txt=.json) > $@
 
 .PHONY: installed-file-list
 installed-file-list: $(INSTALLED_FILES_FILE)
@@ -1446,7 +1450,7 @@
   $(call generate-userimage-prop-dictionary, $(systemimage_intermediates)/system_image_info.txt, \
       skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-      ./build/tools/releasetools/build_image.py \
+      build/make/tools/releasetools/build_image.py \
       $(TARGET_OUT) $(systemimage_intermediates)/system_image_info.txt $(1) $(TARGET_OUT) \
       || ( echo "Out of space? the tree size of $(TARGET_OUT) is (MB): " 1>&2 ;\
            du -sm $(TARGET_OUT) 1>&2;\
@@ -1672,7 +1676,7 @@
   @mkdir -p $(userdataimage_intermediates) && rm -rf $(userdataimage_intermediates)/userdata_image_info.txt
   $(call generate-userimage-prop-dictionary, $(userdataimage_intermediates)/userdata_image_info.txt, skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-      ./build/tools/releasetools/build_image.py \
+      build/make/tools/releasetools/build_image.py \
       $(TARGET_OUT_DATA) $(userdataimage_intermediates)/userdata_image_info.txt $(INSTALLED_USERDATAIMAGE_TARGET) $(TARGET_OUT)
   $(hide) $(call assert-max-image-size,$(INSTALLED_USERDATAIMAGE_TARGET),$(BOARD_USERDATAIMAGE_PARTITION_SIZE))
 endef
@@ -1779,7 +1783,7 @@
   @mkdir -p $(cacheimage_intermediates) && rm -rf $(cacheimage_intermediates)/cache_image_info.txt
   $(call generate-userimage-prop-dictionary, $(cacheimage_intermediates)/cache_image_info.txt, skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-      ./build/tools/releasetools/build_image.py \
+      build/make/tools/releasetools/build_image.py \
       $(TARGET_OUT_CACHE) $(cacheimage_intermediates)/cache_image_info.txt $(INSTALLED_CACHEIMAGE_TARGET) $(TARGET_OUT)
   $(hide) $(call assert-max-image-size,$(INSTALLED_CACHEIMAGE_TARGET),$(BOARD_CACHEIMAGE_PARTITION_SIZE))
 endef
@@ -1822,7 +1826,7 @@
 	@mkdir -p $(dir $@)
 	@rm -f $@
 	$(hide) $(FILESLIST) $(TARGET_OUT_SYSTEM_OTHER) > $(@:.txt=.json)
-	$(hide) build/tools/fileslist_util.py -c $(@:.txt=.json) > $@
+	$(hide) build/make/tools/fileslist_util.py -c $(@:.txt=.json) > $@
 
 systemotherimage_intermediates := \
     $(call intermediates-dir-for,PACKAGING,system_other)
@@ -1835,7 +1839,7 @@
   @mkdir -p $(systemotherimage_intermediates) && rm -rf $(systemotherimage_intermediates)/system_other_image_info.txt
   $(call generate-userimage-prop-dictionary, $(systemotherimage_intermediates)/system_other_image_info.txt, skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-      ./build/tools/releasetools/build_image.py \
+      build/make/tools/releasetools/build_image.py \
       $(TARGET_OUT_SYSTEM_OTHER) $(systemotherimage_intermediates)/system_other_image_info.txt $(INSTALLED_SYSTEMOTHERIMAGE_TARGET) $(TARGET_OUT)
   $(hide) $(call assert-max-image-size,$(INSTALLED_SYSTEMOTHERIMAGE_TARGET),$(BOARD_SYSTEMIMAGE_PARTITION_SIZE))
 endef
@@ -1872,7 +1876,7 @@
 	@mkdir -p $(dir $@)
 	@rm -f $@
 	$(hide) $(FILESLIST) $(TARGET_OUT_VENDOR) > $(@:.txt=.json)
-	$(hide) build/tools/fileslist_util.py -c $(@:.txt=.json) > $@
+	$(hide) build/make/tools/fileslist_util.py -c $(@:.txt=.json) > $@
 
 vendorimage_intermediates := \
     $(call intermediates-dir-for,PACKAGING,vendor)
@@ -1885,7 +1889,7 @@
   $(if $(BOARD_VENDOR_KERNEL_MODULES), \
     $(call build-image-kernel-modules,$(BOARD_VENDOR_KERNEL_MODULES),$(TARGET_OUT_VENDOR),vendor/,$(call intermediates-dir-for,PACKAGING,depmod_vendor)))
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-      ./build/tools/releasetools/build_image.py \
+      build/make/tools/releasetools/build_image.py \
       $(TARGET_OUT_VENDOR) $(vendorimage_intermediates)/vendor_image_info.txt $(INSTALLED_VENDORIMAGE_TARGET) $(TARGET_OUT)
   $(hide) $(call assert-max-image-size,$(INSTALLED_VENDORIMAGE_TARGET),$(BOARD_VENDORIMAGE_PARTITION_SIZE))
 endef
@@ -2100,6 +2104,14 @@
 vbmetaimage-nodeps:
 	$(build-vbmetaimage-target)
 
+else ifeq (true,$(BOARD_BUILD_DISABLED_VBMETAIMAGE))
+BUILT_DISABLED_VBMETAIMAGE := $(PRODUCT_OUT)/vbmeta.img
+
+INSTALLED_VBMETAIMAGE_TARGET := $(BUILT_DISABLED_VBMETAIMAGE)
+$(INSTALLED_VBMETAIMAGE_TARGET): $(AVBTOOL)
+	$(hide) $(AVBTOOL) make_vbmeta_image \
+	  --flag 2 --padding_size 4096 --output $@
+
 endif # BOARD_AVB_ENABLE
 
 # -----------------------------------------------------------------
@@ -2158,6 +2170,7 @@
   $(HOST_OUT_EXECUTABLES)/mksquashfs \
   $(HOST_OUT_EXECUTABLES)/mkf2fsuserimg.sh \
   $(HOST_OUT_EXECUTABLES)/make_f2fs \
+  $(HOST_OUT_EXECUTABLES)/sload_f2fs \
   $(HOST_OUT_EXECUTABLES)/simg2img \
   $(HOST_OUT_EXECUTABLES)/e2fsck \
   $(HOST_OUT_EXECUTABLES)/build_verity_tree \
@@ -2227,7 +2240,7 @@
       -name \*.x509.pem -o -name oem\*.prop | sort)
 
 OTATOOLS_RELEASETOOLS := \
-  $(shell find build/tools/releasetools -name \*.pyc -prune -o -type f | sort)
+  $(shell find build/make/tools/releasetools -name \*.pyc -prune -o -type f | sort)
 
 ifeq (true,$(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT))
 OTATOOLS_DEPS += \
@@ -2239,7 +2252,7 @@
 	$(hide) rm -rf $@ $(zip_root)
 	$(hide) mkdir -p $(dir $@) $(zip_root)/bin $(zip_root)/framework $(zip_root)/releasetools
 	$(call copy-files-with-structure,$(OTATOOLS),$(HOST_OUT)/,$(zip_root))
-	$(hide) $(ACP) -r -d -p build/tools/releasetools/* $(zip_root)/releasetools
+	$(hide) $(ACP) -r -d -p build/make/tools/releasetools/* $(zip_root)/releasetools
 	$(hide) rm -rf $@ $(zip_root)/releasetools/*.pyc
 	$(hide) (cd $(zip_root) && zip -qryX $(abspath $@) *)
 	$(hide) echo $(OTATOOLS_DEPS) | xargs zip -qryX $(abspath $@)>/dev/null || true
@@ -2533,7 +2546,7 @@
 	$(call generate-userimage-prop-dictionary, $(zip_root)/META/misc_info.txt)
 ifneq ($(INSTALLED_RECOVERYIMAGE_TARGET),)
 	$(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH MKBOOTIMG=$(MKBOOTIMG) \
-	    ./build/tools/releasetools/make_recovery_patch $(zip_root) $(zip_root)
+	    build/make/tools/releasetools/make_recovery_patch $(zip_root) $(zip_root)
 endif
 ifeq ($(AB_OTA_UPDATER),true)
 	@# When using the A/B updater, include the updater config files in the zip.
@@ -2632,7 +2645,7 @@
 endif
 
 	$(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH MKBOOTIMG=$(MKBOOTIMG) \
-	    ./build/tools/releasetools/add_img_to_target_files -a -v -p $(HOST_OUT) $(zip_root)
+	    build/make/tools/releasetools/add_img_to_target_files -a -v -p $(HOST_OUT) $(zip_root)
 	@# Zip everything up, preserving symlinks and placing META/ files first to
 	@# help early validation of the .zip file while uploading it.
 	$(hide) find $(zip_root)/META | sort >$@.list
@@ -2676,10 +2689,10 @@
 endif
 
 $(INTERNAL_OTA_PACKAGE_TARGET): $(BUILT_TARGET_FILES_PACKAGE) \
-		build/tools/releasetools/ota_from_target_files
+		build/make/tools/releasetools/ota_from_target_files
 	@echo "Package OTA: $@"
 	$(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH MKBOOTIMG=$(MKBOOTIMG) \
-	   ./build/tools/releasetools/ota_from_target_files -v \
+	   build/make/tools/releasetools/ota_from_target_files -v \
 	   --block \
 	   --extracted_input_target_files $(patsubst %.zip,%,$(BUILT_TARGET_FILES_PACKAGE)) \
 	   -p $(HOST_OUT) \
diff --git a/core/android_manifest.mk b/core/android_manifest.mk
index 0093e02..7d573d3 100644
--- a/core/android_manifest.mk
+++ b/core/android_manifest.mk
@@ -34,10 +34,12 @@
 main_android_manifest := $(full_android_manifest)
 full_android_manifest := $(intermediates.COMMON)/AndroidManifest.xml
 $(full_android_manifest): PRIVATE_LIBS_MANIFESTS := $(my_full_libs_manifest_files)
+$(full_android_manifest): $(ANDROID_MANIFEST_MERGER_CLASSPATH)
 $(full_android_manifest) : $(main_android_manifest) $(my_full_libs_manifest_deps)
 	@echo "Merge android manifest files: $@ <-- $< $(PRIVATE_LIBS_MANIFESTS)"
 	@mkdir -p $(dir $@)
-	$(hide) $(ANDROID_MANIFEST_MERGER) --main $< --libs $(PRIVATE_LIBS_MANIFESTS) \
+	$(hide) $(ANDROID_MANIFEST_MERGER) --main $< \
+	    --libs $(call normalize-path-list,$(PRIVATE_LIBS_MANIFESTS)) \
 	    --out $@
 
 endif
diff --git a/core/base_rules.mk b/core/base_rules.mk
index 7ce3f0f..dc3a78b 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -461,6 +461,36 @@
 endif
 
 ###########################################################
+## Test Data
+###########################################################
+my_test_data_pairs :=
+my_installed_test_data :=
+# Source to relative dst file paths for reuse in LOCAL_COMPATIBILITY_SUITE.
+my_test_data_file_pairs :=
+
+ifneq ($(filter NATIVE_TESTS,$(LOCAL_MODULE_CLASS)),)
+ifneq ($(strip $(LOCAL_TEST_DATA)),)
+ifneq (true,$(LOCAL_UNINSTALLABLE_MODULE))
+
+my_test_data_pairs := $(strip $(foreach td,$(LOCAL_TEST_DATA), \
+    $(eval _file := $(call word-colon,2,$(td))) \
+    $(if $(_file), \
+      $(eval _src_base := $(call word-colon,1,$(td))), \
+      $(eval _src_base := $(LOCAL_PATH)) \
+        $(eval _file := $(call word-colon,1,$(td)))) \
+    $(if $(findstring ..,$(_file)),$(error $(LOCAL_MODULE_MAKEFILE): LOCAL_TEST_DATA may not include '..': $(_file))) \
+    $(if $(filter /%,$(_src_base) $(_file)),$(error $(LOCAL_MODULE_MAKEFILE): LOCAL_TEST_DATA may not include absolute paths: $(_src_base) $(_file))) \
+    $(eval my_test_data_file_pairs := $(my_test_data_file_pairs) $(call append-path,$(_src_base),$(_file)):$(_file)) \
+    $(call append-path,$(_src_base),$(_file)):$(call append-path,$(my_module_path),$(_file))))
+
+my_installed_test_data := $(call copy-many-files,$(my_test_data_pairs))
+$(LOCAL_INSTALLED_MODULE): $(my_installed_test_data)
+
+endif
+endif
+endif
+
+###########################################################
 ## Compatibility suite files.
 ###########################################################
 ifdef LOCAL_COMPATIBILITY_SUITE
@@ -522,38 +552,21 @@
 endif
 endif # $(my_prefix)$(LOCAL_MODULE_CLASS)_$(LOCAL_MODULE)_compat_files
 
+ifneq ($(my_test_data_file_pairs),)
+$(foreach pair, $(my_test_data_file_pairs), \
+  $(eval parts := $(subst :,$(space),$(pair))) \
+  $(eval src_path := $(word 1,$(parts))) \
+  $(eval file := $(word 2,$(parts))) \
+  $(foreach suite, $(LOCAL_COMPATIBILITY_SUITE), \
+    $(eval my_compat_dist_$(suite) += $(foreach dir, $(call compatibility_suite_dirs,$(suite),$(arch_dir)), \
+      $(src_path):$(call append-path,$(dir),$(file))))))
+endif
+
 $(call create-suite-dependencies)
 
 endif  # LOCAL_COMPATIBILITY_SUITE
 
 ###########################################################
-## Test Data
-###########################################################
-my_test_data_pairs :=
-my_installed_test_data :=
-
-ifneq ($(filter NATIVE_TESTS,$(LOCAL_MODULE_CLASS)),)
-ifneq ($(strip $(LOCAL_TEST_DATA)),)
-ifneq (true,$(LOCAL_UNINSTALLABLE_MODULE))
-
-my_test_data_pairs := $(strip $(foreach td,$(LOCAL_TEST_DATA), \
-    $(eval _file := $(call word-colon,2,$(td))) \
-    $(if $(_file), \
-      $(eval _base := $(call word-colon,1,$(td))), \
-      $(eval _base := $(LOCAL_PATH)) \
-        $(eval _file := $(call word-colon,1,$(td)))) \
-    $(if $(findstring ..,$(_file)),$(error $(LOCAL_MODULE_MAKEFILE): LOCAL_TEST_DATA may not include '..': $(_file))) \
-    $(if $(filter /%,$(_base) $(_file)),$(error $(LOCAL_MODULE_MAKEFILE): LOCAL_TEST_DATA may not include absolute paths: $(_base) $(_file))) \
-    $(call append-path,$(_base),$(_file)):$(call append-path,$(my_module_path),$(_file))))
-
-my_installed_test_data := $(call copy-many-files,$(my_test_data_pairs))
-$(LOCAL_INSTALLED_MODULE): $(my_installed_test_data)
-
-endif
-endif
-endif
-
-###########################################################
 ## Register with ALL_MODULES
 ###########################################################
 
diff --git a/core/binary.mk b/core/binary.mk
index 6b65b6c..2f306b2 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -1889,6 +1889,7 @@
         $(my_whole_static_libraries) \
         $(my_shared_libraries) \
         $(my_system_shared_libraries))
+SOONG_CONV.$(LOCAL_MODULE).TYPE := native
 SOONG_CONV := $(SOONG_CONV) $(LOCAL_MODULE)
 endif
 
diff --git a/core/build_id.mk b/core/build_id.mk
index 00272aa..ff4d013 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=OC-DR1
+export BUILD_ID=OC-MR1
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 4dbaf94..fc2adde 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -35,6 +35,7 @@
 LOCAL_CLASSPATH:=
 LOCAL_COMPATIBILITY_SUITE:=
 LOCAL_COMPATIBILITY_SUPPORT_FILES:=
+LOCAL_COMPRESSED_MODULE:=
 LOCAL_CONLYFLAGS:=
 LOCAL_COPY_HEADERS:=
 LOCAL_COPY_HEADERS_TO:=
diff --git a/core/config.mk b/core/config.mk
index a8b9af2..e43793a 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -104,7 +104,7 @@
 SRC_TEST_API_DIR := $(TOPDIR)prebuilts/sdk/test-api
 
 # Some specific paths to tools
-SRC_DROIDDOC_DIR := $(TOPDIR)build/tools/droiddoc
+SRC_DROIDDOC_DIR := $(TOPDIR)build/make/tools/droiddoc
 
 # Set up efficient math functions which are used in make.
 # Here since this file is included by envsetup as well as during build.
@@ -167,7 +167,7 @@
 ################################################################
 # Tools needed in product configuration makefiles.
 ################################################################
-NORMALIZE_PATH := build/tools/normalize_path.py
+NORMALIZE_PATH := build/make/tools/normalize_path.py
 
 # $(1): the paths to be normalized
 define normalize-paths
@@ -657,17 +657,17 @@
 SIMG2IMG := $(HOST_OUT_EXECUTABLES)/simg2img$(HOST_EXECUTABLE_SUFFIX)
 IMG2SIMG := $(HOST_OUT_EXECUTABLES)/img2simg$(HOST_EXECUTABLE_SUFFIX)
 E2FSCK := $(HOST_OUT_EXECUTABLES)/e2fsck$(HOST_EXECUTABLE_SUFFIX)
-MKTARBALL := build/tools/mktarball.sh
+MKTARBALL := build/make/tools/mktarball.sh
 TUNE2FS := $(HOST_OUT_EXECUTABLES)/tune2fs$(HOST_EXECUTABLE_SUFFIX)
 JARJAR := $(HOST_OUT_JAVA_LIBRARIES)/jarjar.jar
 DATA_BINDING_COMPILER := $(HOST_OUT_JAVA_LIBRARIES)/databinding-compiler.jar
-FAT16COPY := build/tools/fat16copy.py
-CHECK_LINK_TYPE := build/tools/check_link_type.py
+FAT16COPY := build/make/tools/fat16copy.py
+CHECK_LINK_TYPE := build/make/tools/check_link_type.py
 
 PROGUARD := external/proguard/bin/proguard.sh
-JAVATAGS := build/tools/java-event-log-tags.py
-MERGETAGS := build/tools/merge-event-log-tags.py
-BUILD_IMAGE_SRCS := $(wildcard build/tools/releasetools/*.py)
+JAVATAGS := build/make/tools/java-event-log-tags.py
+MERGETAGS := build/make/tools/merge-event-log-tags.py
+BUILD_IMAGE_SRCS := $(wildcard build/make/tools/releasetools/*.py)
 APPEND2SIMG := $(HOST_OUT_EXECUTABLES)/append2simg
 VERITY_SIGNER := $(HOST_OUT_EXECUTABLES)/verity_signer
 BUILD_VERITY_TREE := $(HOST_OUT_EXECUTABLES)/build_verity_tree
@@ -687,7 +687,14 @@
 FINDBUGS := $(FINDBUGS_DIR)/findbugs
 
 # Tool to merge AndroidManifest.xmls
-ANDROID_MANIFEST_MERGER := $(JAVA) -classpath prebuilts/devtools/tools/lib/manifest-merger.jar com.android.manifmerger.Main merge
+ANDROID_MANIFEST_MERGER_CLASSPATH := \
+    prebuilts/gradle-plugin/com/android/tools/build/manifest-merger/26.0.0-beta2/manifest-merger-26.0.0-beta2.jar \
+    prebuilts/gradle-plugin/com/android/tools/sdk-common/26.0.0-beta2/sdk-common-26.0.0-beta2.jar \
+    prebuilts/gradle-plugin/com/android/tools/common/26.0.0-beta2/common-26.0.0-beta2.jar \
+    prebuilts/misc/common/guava/guava-21.0.jar
+ANDROID_MANIFEST_MERGER := $(JAVA) \
+    -classpath $(subst $(space),:,$(strip $(ANDROID_MANIFEST_MERGER_CLASSPATH))) \
+    com.android.manifmerger.Merger
 
 COLUMN:= column
 
@@ -761,6 +768,14 @@
 
 requirements :=
 
+ifdef PRODUCT_SHIPPING_API_LEVEL
+  ifneq ($(call math_gt_or_eq,$(PRODUCT_SHIPPING_API_LEVEL),27),)
+    ifneq ($(TARGET_USES_MKE2FS),true)
+      $(error When PRODUCT_SHIPPING_API_LEVEL >= 27, TARGET_USES_MKE2FS must be true)
+    endif
+  endif
+endif
+
 # The default key if not set as LOCAL_CERTIFICATE
 ifdef PRODUCT_DEFAULT_DEV_CERTIFICATE
   DEFAULT_SYSTEM_DEV_CERTIFICATE := $(PRODUCT_DEFAULT_DEV_CERTIFICATE)
@@ -796,8 +811,14 @@
 
 ifeq ($(strip $(PRODUCT_COMPATIBILITY_MATRIX_LEVEL)),legacy)
   FRAMEWORK_COMPATIBILITY_MATRIX_FILE := hardware/interfaces/compatibility_matrix.legacy.xml
-else ifeq ($(call math_gt_or_eq,$(PRODUCT_COMPATIBILITY_MATRIX_LEVEL),27),)
+else ifeq ($(call math_gt_or_eq,$(PRODUCT_COMPATIBILITY_MATRIX_LEVEL),26),)
+  # All PRODUCT_FULL_TREBLE devices with shipping API levels < 26 get the level 26 manifest
+  # as that is the first.
   FRAMEWORK_COMPATIBILITY_MATRIX_FILE := hardware/interfaces/compatibility_matrix.26.xml
+else ifeq ($(call math_gt_or_eq,$(PRODUCT_COMPATIBILITY_MATRIX_LEVEL),28),)
+  # All shipping API levels with released compatibility matrices get the corresponding matrix.
+  FRAMEWORK_COMPATIBILITY_MATRIX_FILE := \
+      hardware/interfaces/compatibility_matrix.$(PRODUCT_COMPATIBILITY_MATRIX_LEVEL).xml
 else
   FRAMEWORK_COMPATIBILITY_MATRIX_FILE := hardware/interfaces/compatibility_matrix.current.xml
 endif
diff --git a/core/definitions.mk b/core/definitions.mk
index 18a31c9..405f7c6 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -167,7 +167,7 @@
 # $(1): directory to search under
 # Ignores $(1)/Android.mk
 define first-makefiles-under
-$(shell build/tools/findleaves.py $(FIND_LEAVES_EXCLUDES) \
+$(shell build/make/tools/findleaves.py $(FIND_LEAVES_EXCLUDES) \
         --mindepth=2 $(addprefix --dir=,$(1)) Android.mk)
 endef
 
@@ -2253,7 +2253,7 @@
     \@$(PRIVATE_JAVA_SOURCE_LIST) \
     || ( rm -rf $(PRIVATE_CLASS_INTERMEDIATES_DIR) ; exit 41 ) \
 fi
-$(if $(PRIVATE_JAVA_LAYERS_FILE), $(hide) build/tools/java-layers.py \
+$(if $(PRIVATE_JAVA_LAYERS_FILE), $(hide) build/make/tools/java-layers.py \
     $(PRIVATE_JAVA_LAYERS_FILE) @$(PRIVATE_JAVA_SOURCE_LIST),)
 $(if $(PRIVATE_JAR_EXCLUDE_FILES), $(hide) find $(PRIVATE_CLASS_INTERMEDIATES_DIR) \
     -name $(word 1, $(PRIVATE_JAR_EXCLUDE_FILES)) \
@@ -2411,6 +2411,21 @@
     $<
 endef
 
+
+define transform-classes-d8.jar-to-dex
+@echo "target Dex: $(PRIVATE_MODULE)"
+@mkdir -p $(dir $@)
+$(hide) rm -rf $(dir $@)classes*.dex $(dir $@)*.class $(dir $@)d8_input
+$(hide) unzip -qq -d $(dir $@)d8_input $< "*.class"
+$(hide) $(DX_COMMAND) \
+    --output $(dir $@) \
+    --min-api $(PRIVATE_MIN_SDK_VERSION) \
+    $(subst --no-locals, --release, \
+        $(filter-out --core-library --multi-dex,$(PRIVATE_DX_FLAGS))) \
+    $$(find $(dir $@)d8_input -name *.class | sort)
+$(hide) rm -fr $(dir $@)d8_input
+endef
+
 # Create a mostly-empty .jar file that we'll add to later.
 # The MacOS jar tool doesn't like creating empty jar files,
 # so we need to give it something.
@@ -2558,6 +2573,15 @@
   fi
 endef
 
+# Compress a package using the standard gzip algorithm.
+define compress-package
+$(hide) \
+  mv $@ $@.uncompressed; \
+  $(MINIGZIP) -c $@.uncompressed > $@.compressed; \
+  rm -f $@.uncompressed; \
+  mv $@.compressed $@;
+endef
+
 # Remove dynamic timestamps from packages
 #
 define remove-timestamps-from-package
diff --git a/core/dex_preopt_odex_install.mk b/core/dex_preopt_odex_install.mk
index f420b18..93824c3 100644
--- a/core/dex_preopt_odex_install.mk
+++ b/core/dex_preopt_odex_install.mk
@@ -65,17 +65,10 @@
 built_installed_vdex :=
 built_installed_art :=
 
-ifdef LOCAL_DEX_PREOPT
-
 ifeq (false,$(WITH_DEX_PREOPT_GENERATE_PROFILE))
 LOCAL_DEX_PREOPT_GENERATE_PROFILE := false
 endif
 
-ifdef LOCAL_VENDOR_MODULE
-ifeq (true,$(LOCAL_DEX_PREOPT_GENERATE_PROFILE))
-$(error profiles are not supported for vendor modules)
-endif
-else
 ifndef LOCAL_DEX_PREOPT_GENERATE_PROFILE
 # If LOCAL_DEX_PREOPT_GENERATE_PROFILE is not defined, default it based on the existence of the
 # profile class listing. TODO: Use product specific directory here.
@@ -83,14 +76,54 @@
 LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING := $(my_classes_directory)/$(LOCAL_MODULE).prof.txt
 ifneq (,$(wildcard $(LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING)))
 # Profile listing exists, use it to generate the profile.
-ifeq ($(LOCAL_DEX_PREOPT_APP_IMAGE),)
-LOCAL_DEX_PREOPT_APP_IMAGE := true
-endif
 LOCAL_DEX_PREOPT_GENERATE_PROFILE := true
 endif
 endif
+
+ifeq (true,$(LOCAL_DEX_PREOPT_GENERATE_PROFILE))
+
+ifdef LOCAL_VENDOR_MODULE
+$(call pretty-error, Internal error: profiles are not supported for vendor modules)
+else
+LOCAL_DEX_PREOPT_APP_IMAGE := true
 endif
 
+ifndef LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING
+$(call pretty-error,Must have specified class listing (LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING))
+endif
+ifeq (,$(dex_preopt_profile_src_file))
+$(call pretty-error, Internal error: dex_preopt_profile_src_file must be set)
+endif
+my_built_profile := $(dir $(LOCAL_BUILT_MODULE))/profile.prof
+my_dex_location := $(patsubst $(PRODUCT_OUT)%,%,$(LOCAL_INSTALLED_MODULE))
+# Remove compressed APK extension.
+my_dex_location := $(patsubst %.gz,%,$(my_dex_location))
+$(my_built_profile): PRIVATE_BUILT_MODULE := $(dex_preopt_profile_src_file)
+$(my_built_profile): PRIVATE_DEX_LOCATION := $(my_dex_location)
+$(my_built_profile): PRIVATE_SOURCE_CLASSES := $(LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING)
+$(my_built_profile): $(LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING)
+$(my_built_profile): $(PROFMAN)
+$(my_built_profile): $(dex_preopt_profile_src_file)
+$(my_built_profile):
+	$(hide) mkdir -p $(dir $@)
+	ANDROID_LOG_TAGS="*:e" $(PROFMAN) \
+		--create-profile-from=$(PRIVATE_SOURCE_CLASSES) \
+		--apk=$(PRIVATE_BUILT_MODULE) \
+		--dex-location=$(PRIVATE_DEX_LOCATION) \
+		--reference-profile-file=$@
+dex_preopt_profile_src_file:=
+# Remove compressed APK  extension.
+my_installed_profile := $(patsubst %.gz,%,$(LOCAL_INSTALLED_MODULE)).prof
+# my_installed_profile := $(LOCAL_INSTALLED_MODULE).prof
+$(eval $(call copy-one-file,$(my_built_profile),$(my_installed_profile)))
+build_installed_profile:=$(my_built_profile):$(my_installed_profile)
+else
+build_installed_profile:=
+my_installed_profile :=
+endif
+
+ifdef LOCAL_DEX_PREOPT
+
 dexpreopt_boot_jar_module := $(filter $(DEXPREOPT_BOOT_JARS_MODULES),$(LOCAL_MODULE))
 ifdef dexpreopt_boot_jar_module
 # For libart, the boot jars' odex files are replaced by $(DEFAULT_DEX_PREOPT_INSTALLED_IMAGE).
@@ -146,32 +179,9 @@
 
 ifdef built_odex
 ifeq (true,$(LOCAL_DEX_PREOPT_GENERATE_PROFILE))
-ifndef LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING
-$(call pretty-error,Must have specified class listing (LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING))
-endif
-my_built_profile := $(dir $(LOCAL_BUILT_MODULE))/profile.prof
-my_dex_location := $(patsubst $(PRODUCT_OUT)%,%,$(LOCAL_INSTALLED_MODULE))
 $(built_odex): $(my_built_profile)
 $(built_odex): PRIVATE_PROFILE_PREOPT_FLAGS := --profile-file=$(my_built_profile)
-$(my_built_profile): PRIVATE_BUILT_MODULE := $(LOCAL_BUILT_MODULE)
-$(my_built_profile): PRIVATE_DEX_LOCATION := $(my_dex_location)
-$(my_built_profile): PRIVATE_SOURCE_CLASSES := $(LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING)
-$(my_built_profile): $(LOCAL_DEX_PREOPT_PROFILE_CLASS_LISTING)
-$(my_built_profile): $(PROFMAN)
-$(my_built_profile): $(LOCAL_BUILT_MODULE)
-$(my_built_profile):
-	$(hide) mkdir -p $(dir $@)
-	ANDROID_LOG_TAGS="*:e" $(PROFMAN) \
-		--create-profile-from=$(PRIVATE_SOURCE_CLASSES) \
-		--apk=$(PRIVATE_BUILT_MODULE) \
-		--dex-location=$(PRIVATE_DEX_LOCATION) \
-		--reference-profile-file=$@
-my_installed_profile := $(LOCAL_INSTALLED_MODULE).prof
-$(eval $(call copy-one-file,$(my_built_profile),$(my_installed_profile)))
-build_installed_profile:=$(my_built_profile):$(my_installed_profile)
 else
-build_installed_profile:=
-my_installed_profile :=
 $(built_odex): PRIVATE_PROFILE_PREOPT_FLAGS :=
 endif
 
@@ -232,11 +242,10 @@
 ALL_MODULES.$(my_register_name).INSTALLED += $(installed_odex)
 ALL_MODULES.$(my_register_name).INSTALLED += $(installed_vdex)
 ALL_MODULES.$(my_register_name).INSTALLED += $(installed_art)
-ALL_MODULES.$(my_register_name).INSTALLED += $(my_installed_profile)
+
 ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(built_installed_odex)
 ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(built_installed_vdex)
 ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(built_installed_art)
-ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(build_installed_profile)
 
 # Record dex-preopt config.
 DEXPREOPT.$(LOCAL_MODULE).DEX_PREOPT := $(LOCAL_DEX_PREOPT)
@@ -252,6 +261,12 @@
 
 
 # Make sure to install the .odex and .vdex when you run "make <module_name>"
-$(my_all_targets): $(installed_odex) $(installed_vdex) $(installed_art) $(my_installed_profile)
+$(my_all_targets): $(installed_odex) $(installed_vdex) $(installed_art)
 
 endif # LOCAL_DEX_PREOPT
+
+# Profile doesn't depend on LOCAL_DEX_PREOPT.
+ALL_MODULES.$(my_register_name).INSTALLED += $(my_installed_profile)
+ALL_MODULES.$(my_register_name).BUILT_INSTALLED += $(build_installed_profile)
+
+$(my_all_targets): $(my_installed_profile)
diff --git a/core/envsetup.mk b/core/envsetup.mk
index e220fae..89a39a8 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -292,7 +292,7 @@
 
 ifdef BOARD_VNDK_VERSION
   ifneq ($(BOARD_VNDK_VERSION),current)
-    $(call check_vndk_version,$(BOARD_VNDK_VERSION))
+    $(error BOARD_VNDK_VERSION: Only "current" is implemented)
   endif
 
   TARGET_VENDOR_TEST_SUFFIX := /vendor
diff --git a/core/generate_enforce_rro.mk b/core/generate_enforce_rro.mk
index 579089c..62a8c8d 100644
--- a/core/generate_enforce_rro.mk
+++ b/core/generate_enforce_rro.mk
@@ -7,12 +7,12 @@
 
 ifeq (true,$(enforce_rro_source_is_manifest_package_name))
 $(rro_android_manifest_file): PRIVATE_PACKAGE_NAME := $(enforce_rro_source_manifest_package_info)
-$(rro_android_manifest_file): build/tools/generate-enforce-rro-android-manifest.py
-	$(hide) build/tools/generate-enforce-rro-android-manifest.py -u -p $(PRIVATE_PACKAGE_NAME) -o $@
+$(rro_android_manifest_file): build/make/tools/generate-enforce-rro-android-manifest.py
+	$(hide) build/make/tools/generate-enforce-rro-android-manifest.py -u -p $(PRIVATE_PACKAGE_NAME) -o $@
 else
 $(rro_android_manifest_file): PRIVATE_SOURCE_MANIFEST_FILE := $(enforce_rro_source_manifest_package_info)
-$(rro_android_manifest_file): $(enforce_rro_source_manifest_package_info) build/tools/generate-enforce-rro-android-manifest.py
-	$(hide) build/tools/generate-enforce-rro-android-manifest.py -p $(PRIVATE_SOURCE_MANIFEST_FILE) -o $@
+$(rro_android_manifest_file): $(enforce_rro_source_manifest_package_info) build/make/tools/generate-enforce-rro-android-manifest.py
+	$(hide) build/make/tools/generate-enforce-rro-android-manifest.py -p $(PRIVATE_SOURCE_MANIFEST_FILE) -o $@
 endif
 
 LOCAL_PATH:= $(intermediates)
diff --git a/core/host_dalvik_java_library.mk b/core/host_dalvik_java_library.mk
index 1b3f967..4b12bfe 100644
--- a/core/host_dalvik_java_library.mk
+++ b/core/host_dalvik_java_library.mk
@@ -150,6 +150,7 @@
 
 $(eval $(call copy-one-file,$(full_classes_jarjar_jar),$(full_classes_jar)))
 
+ifneq ($(USE_D8_DESUGAR),true)
 my_desugaring :=
 ifeq ($(LOCAL_JAVA_LANGUAGE_VERSION),1.8)
 my_desugaring := true
@@ -157,6 +158,9 @@
 $(full_classes_desugar_jar): $(full_classes_jar) $(full_java_header_libs) $(DESUGAR)
 	$(desugar-classes-jar)
 endif
+else
+my_desugaring :=
+endif
 
 ifndef my_desugaring
 full_classes_desugar_jar := $(full_classes_jar)
@@ -173,7 +177,11 @@
 $(built_dex): PRIVATE_INTERMEDIATES_DIR := $(intermediates.COMMON)
 $(built_dex): PRIVATE_DX_FLAGS := $(LOCAL_DX_FLAGS)
 $(built_dex): $(full_classes_desugar_jar) $(DX)
+ifneq ($(USE_D8_DESUGAR),true)
 	$(transform-classes.jar-to-dex)
+else
+	$(transform-classes-d8.jar-to-dex)
+endif
 
 $(LOCAL_BUILT_MODULE): PRIVATE_DEX_FILE := $(built_dex)
 $(LOCAL_BUILT_MODULE): PRIVATE_SOURCE_ARCHIVE := $(full_classes_jarjar_jar)
diff --git a/core/host_java_library.mk b/core/host_java_library.mk
index 9bead3f..f34f2f1 100644
--- a/core/host_java_library.mk
+++ b/core/host_java_library.mk
@@ -55,7 +55,7 @@
 include $(BUILD_SYSTEM)/java_common.mk
 
 # The layers file allows you to enforce a layering between java packages.
-# Run build/tools/java-layers.py for more details.
+# Run build/make/tools/java-layers.py for more details.
 layers_file := $(addprefix $(LOCAL_PATH)/, $(LOCAL_JAVA_LAYERS_FILE))
 
 # If error prone is enabled then add LOCAL_ERROR_PRONE_FLAGS to LOCAL_JAVACFLAGS
diff --git a/core/install_jni_libs.mk b/core/install_jni_libs.mk
index 625a8a2..b7d83dc 100644
--- a/core/install_jni_libs.mk
+++ b/core/install_jni_libs.mk
@@ -22,6 +22,11 @@
 # If this app isn't to be installed to system partitions.
 my_embed_jni := true
 endif
+# If we're installing this APP as a compressed module, we include all JNI libraries
+# in the compressed artifact, rather than as separate files on the partition in question.
+ifdef LOCAL_COMPRESSED_MODULE
+my_embed_jni := true
+endif
 
 jni_shared_libraries :=
 jni_shared_libraries_abis :=
diff --git a/core/java.mk b/core/java.mk
index 817f81a..08e4035 100644
--- a/core/java.mk
+++ b/core/java.mk
@@ -323,7 +323,7 @@
 logtags_sources := $(addprefix $(LOCAL_PATH)/, $(logtags_sources))
 
 $(logtags_java_sources): PRIVATE_MERGED_TAG := $(TARGET_OUT_COMMON_INTERMEDIATES)/all-event-log-tags.txt
-$(logtags_java_sources): $(intermediates.COMMON)/logtags/%.java: $(LOCAL_PATH)/%.logtags $(TARGET_OUT_COMMON_INTERMEDIATES)/all-event-log-tags.txt $(JAVATAGS) build/tools/event_log_tags.py
+$(logtags_java_sources): $(intermediates.COMMON)/logtags/%.java: $(LOCAL_PATH)/%.logtags $(TARGET_OUT_COMMON_INTERMEDIATES)/all-event-log-tags.txt $(JAVATAGS) build/make/tools/event_log_tags.py
 	$(transform-logtags-to-java)
 
 else
@@ -369,6 +369,19 @@
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_HAS_RS_SOURCES := $(if $(renderscript_sources),true)
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_RS_SOURCE_INTERMEDIATES_DIR := $(intermediates.COMMON)/renderscript
 
+# Set the profile source so that the odex / profile code included from java.mk
+# can find it.
+#
+# TODO: b/64896089, this is broken when called from package_internal.mk, since the file
+# we preopt from is a temporary file. This will be addressed in a follow up, possibly
+# by disabling stripping for profile guided preopt (which may be desirable for other
+# reasons anyway).
+#
+# Note that we set this only when called from package_internal.mk and not in other cases.
+ifneq (,$(called_from_package_internal)
+dex_preopt_profile_src_file := $(LOCAL_BUILT_MODULE)
+endif
+
 #######################################
 # defines built_odex along with rule to install odex
 include $(BUILD_SYSTEM)/dex_preopt_odex_install.mk
@@ -394,7 +407,7 @@
 ALL_MODULES.$(LOCAL_MODULE).STUBS := $(full_classes_stubs_jar)
 
 # The layers file allows you to enforce a layering between java packages.
-# Run build/tools/java-layers.py for more details.
+# Run build/make/tools/java-layers.py for more details.
 layers_file := $(addprefix $(LOCAL_PATH)/, $(LOCAL_JAVA_LAYERS_FILE))
 $(full_classes_compiled_jar): PRIVATE_JAVA_LAYERS_FILE := $(layers_file)
 $(full_classes_compiled_jar): PRIVATE_WARNINGS_ENABLE := $(LOCAL_WARNINGS_ENABLE)
@@ -561,6 +574,7 @@
 LOCAL_DX_FLAGS := $(filter-out --multi-dex,$(LOCAL_DX_FLAGS)) --multi-dex
 endif
 
+ifneq ($(USE_D8_DESUGAR),true)
 my_desugaring :=
 ifndef LOCAL_IS_STATIC_JAVA_LIBRARY
 my_desugaring := true
@@ -568,6 +582,9 @@
 $(full_classes_desugar_jar): $(full_classes_jar) $(full_java_header_libs) $(DESUGAR)
 	$(desugar-classes-jar)
 endif
+else
+my_desugaring :=
+endif
 
 ifndef my_desugaring
 full_classes_desugar_jar := $(full_classes_jar)
@@ -761,7 +778,11 @@
 
 ifndef my_r8
 $(built_dex_intermediate): $(full_classes_proguard_jar) $(DX)
+ifneq ($(USE_D8_DESUGAR),true)
 	$(transform-classes.jar-to-dex)
+else
+	$(transform-classes-d8.jar-to-dex)
+endif
 endif
 
 $(built_dex): $(built_dex_intermediate)
diff --git a/core/java_common.mk b/core/java_common.mk
index a90c779..a816324 100644
--- a/core/java_common.mk
+++ b/core/java_common.mk
@@ -1,5 +1,11 @@
 # Common to host and target Java modules.
 
+my_soong_problems :=
+
+ifneq ($(filter ../%,$(LOCAL_SRC_FILES)),)
+my_soong_problems += dotdot_srcs
+endif
+
 ###########################################################
 ## Java version
 ###########################################################
@@ -440,3 +446,17 @@
 my_common := COMMON
 include $(BUILD_SYSTEM)/link_type.mk
 endif  # !LOCAL_IS_HOST_MODULE
+
+ifneq ($(LOCAL_MODULE_MAKEFILE),$(SOONG_ANDROID_MK))
+
+SOONG_CONV.$(LOCAL_MODULE).PROBLEMS := \
+    $(SOONG_CONV.$(LOCAL_MODULE).PROBLEMS) $(my_soong_problems)
+SOONG_CONV.$(LOCAL_MODULE).DEPS := \
+    $(SOONG_CONV.$(LOCAL_MODULE).DEPS) \
+    $(LOCAL_STATIC_JAVA_LIBRARIES) \
+    $(LOCAL_JAVA_LIBRARIES) \
+    $(LOCAL_JNI_SHARED_LIBRARIES)
+SOONG_CONV.$(LOCAL_MODULE).TYPE := java
+SOONG_CONV := $(SOONG_CONV) $(LOCAL_MODULE)
+
+endif
diff --git a/core/java_library.mk b/core/java_library.mk
index d7c08cc..e4916b8 100644
--- a/core/java_library.mk
+++ b/core/java_library.mk
@@ -31,6 +31,7 @@
 # java libraries produce javalib.jar, so we will copy classes.jar there too.
 intermediates.COMMON := $(call local-intermediates-dir,COMMON)
 common_javalib.jar := $(intermediates.COMMON)/javalib.jar
+dex_preopt_profile_src_file := $(common_javalib.jar)
 LOCAL_INTERMEDIATE_TARGETS += $(common_javalib.jar)
 
 ifeq ($(LOCAL_PROGUARD_ENABLED),disabled)
diff --git a/core/main.mk b/core/main.mk
index ea907fc..621d309 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -321,7 +321,7 @@
 
 # Sets the location that the runtime dumps stack traces to when signalled
 # with SIGQUIT. Stack trace dumping is turned on for all android builds.
-ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.stack-trace-file=/data/anr/traces.txt
+ADDITIONAL_BUILD_PROPERTIES += dalvik.vm.stack-trace-dir=/data/anr
 
 # ------------------------------------------------------------
 # Define a function that, given a list of module tags, returns
@@ -1052,7 +1052,8 @@
 	$(INSTALLED_SYSTEMOTHERIMAGE_TARGET) \
 	$(INSTALLED_FILES_FILE) \
 	$(INSTALLED_FILES_FILE_VENDOR) \
-	$(INSTALLED_FILES_FILE_SYSTEMOTHER)
+	$(INSTALLED_FILES_FILE_SYSTEMOTHER) \
+	soong_docs
 
 # dist_files only for putting your library into the dist directory with a full build.
 .PHONY: dist_files
diff --git a/core/package_internal.mk b/core/package_internal.mk
index 2a84b4f..2a63817 100644
--- a/core/package_internal.mk
+++ b/core/package_internal.mk
@@ -226,8 +226,20 @@
 LOCAL_INTERMEDIATE_TARGETS += $(R_file_stamp)
 endif
 
+ifdef LOCAL_COMPRESSED_MODULE
+ifneq (true,$(LOCAL_COMPRESSED_MODULE))
+$(call pretty-error, Unknown value for LOCAL_COMPRESSED_MODULE $(LOCAL_COMPRESSED_MODULE))
+endif
+endif
+
+ifdef LOCAL_COMPRESSED_MODULE
+PACKAGES.$(LOCAL_PACKAGE_NAME).COMPRESSED := gz
+LOCAL_BUILT_MODULE_STEM := package.apk.gz
+LOCAL_INSTALLED_MODULE_STEM := $(LOCAL_MODULE).apk.gz
+else  # !LOCAL_COMPRESSED_MODULE
 LOCAL_BUILT_MODULE_STEM := package.apk
 LOCAL_INSTALLED_MODULE_STEM := $(LOCAL_MODULE).apk
+endif
 
 LOCAL_PROGUARD_ENABLED:=$(strip $(LOCAL_PROGUARD_ENABLED))
 ifndef LOCAL_PROGUARD_ENABLED
@@ -298,11 +310,19 @@
 LOCAL_AAPT_FLAGS += --auto-add-overlay --extra-packages com.android.databinding.library
 endif  # LOCAL_DATA_BINDING
 
+# If the module is a compressed module, we don't pre-opt it because its final
+# installation location will be the data partition.
+ifdef LOCAL_COMPRESSED_MODULE
+LOCAL_DEX_PREOPT := false
+endif
+
 include $(BUILD_SYSTEM)/android_manifest.mk
 
+called_from_package_internal := true
 #################################
 include $(BUILD_SYSTEM)/java.mk
 #################################
+called_from_package_internal :=
 
 LOCAL_SDK_RES_VERSION:=$(strip $(LOCAL_SDK_RES_VERSION))
 ifeq ($(LOCAL_SDK_RES_VERSION),)
@@ -350,6 +370,10 @@
 my_apk_split_configs :=
 
 ifdef LOCAL_PACKAGE_SPLITS
+ifdef LOCAL_COMPRESSED_MODULE
+$(error $(LOCAL_MODULE): LOCAL_COMPRESSED_MODULE is not currently supported for split installs)
+endif  # LOCAL_COMPRESSED_MODULE
+
 my_apk_split_configs := $(LOCAL_PACKAGE_SPLITS)
 my_split_suffixes := $(subst $(comma),_,$(my_apk_split_configs))
 built_apk_splits := $(foreach s,$(my_split_suffixes),$(intermediates)/package_$(s).apk)
@@ -554,6 +578,9 @@
 $(LOCAL_BUILT_MODULE): PRIVATE_RESOURCE_LIST := $(all_res_assets)
 $(LOCAL_BUILT_MODULE) : $(all_res_assets) $(full_android_manifest) $(AAPT) $(ZIPALIGN)
 endif
+ifdef LOCAL_COMPRESSED_MODULE
+$(LOCAL_BUILT_MODULE) : $(MINIGZIP)
+endif
 	@echo "target Package: $(PRIVATE_MODULE) ($@)"
 ifdef LOCAL_USE_AAPT2
 	$(call copy-file-to-new-target)
@@ -594,6 +621,9 @@
 	$(uncompress-dexs)
 endif  # PRODUCT_LOADED_BY_PRIVILEGED_MODULES
 	$(sign-package)
+ifdef LOCAL_COMPRESSED_MODULE
+	$(compress-package)
+endif  # LOCAL_COMPRESSED_MODULE
 
 ###############################
 ## Build dpi-specific apks, if it's apps_only build.
diff --git a/core/pathmap.mk b/core/pathmap.mk
index a1c20c9..af33f5d 100644
--- a/core/pathmap.mk
+++ b/core/pathmap.mk
@@ -80,6 +80,7 @@
 	    telecomm \
 	    telephony \
 	    wifi \
+	    lowpan \
 	    keystore \
 	    rs \
 	 )
diff --git a/core/pdk_config.mk b/core/pdk_config.mk
index dba748c..c2f8b0a 100644
--- a/core/pdk_config.mk
+++ b/core/pdk_config.mk
@@ -1,7 +1,10 @@
 # This file defines the rule to fuse the platform.zip into the current PDK build.
 PDK_PLATFORM_JAVA_ZIP_JAVA_TARGET_LIB_DIR :=
 PDK_PLATFORM_JAVA_ZIP_JAVA_HOST_LIB_DIR := \
-	host/common/obj/JAVA_LIBRARIES/bouncycastle-host_intermediates
+	host/common/obj/JAVA_LIBRARIES/bouncycastle-host_intermediates \
+	host/common/obj/JAVA_LIBRARIES/compatibility-host-util_intermediates \
+	host/common/obj/JAVA_LIBRARIES/cts-tradefed-harness_intermediates \
+	host/common/obj/JAVA_LIBRARIES/hosttestlib_intermediates
 PDK_PLATFORM_JAVA_ZIP_CONTENTS :=
 
 ifneq (,$(filter platform-java, $(MAKECMDGOALS))$(PDK_FUSION_PLATFORM_ZIP))
@@ -21,6 +24,7 @@
   target/common/obj/JAVA_LIBRARIES/core-oj_intermediates \
   target/common/obj/JAVA_LIBRARIES/core-libart_intermediates \
   target/common/obj/JAVA_LIBRARIES/legacy-test_intermediates \
+  target/common/obj/JAVA_LIBRARIES/legacy-android-test_intermediates \
   target/common/obj/JAVA_LIBRARIES/ext_intermediates \
   target/common/obj/JAVA_LIBRARIES/framework_intermediates \
   target/common/obj/JAVA_LIBRARIES/hwbinder_intermediates \
diff --git a/core/prebuilt_internal.mk b/core/prebuilt_internal.mk
index f4b143c..69df2d1 100644
--- a/core/prebuilt_internal.mk
+++ b/core/prebuilt_internal.mk
@@ -105,13 +105,34 @@
   prebuilt_module_is_dex_javalib :=
 endif
 
-ifeq ($(LOCAL_MODULE_CLASS),APPS)
-LOCAL_BUILT_MODULE_STEM := package.apk
-ifndef LOCAL_INSTALLED_MODULE_STEM
-LOCAL_INSTALLED_MODULE_STEM := $(LOCAL_MODULE).apk
+ifdef LOCAL_COMPRESSED_MODULE
+ifneq (true,$(LOCAL_COMPRESSED_MODULE))
+$(call pretty-error, Unknown value for LOCAL_COMPRESSED_MODULE $(LOCAL_COMPRESSED_MODULE))
 endif
 endif
 
+ifeq ($(LOCAL_MODULE_CLASS),APPS)
+ifdef LOCAL_COMPRESSED_MODULE
+LOCAL_BUILT_MODULE_STEM := package.apk.gz
+else
+LOCAL_BUILT_MODULE_STEM := package.apk
+endif  # LOCAL_COMPRESSED_MODULE
+
+ifndef LOCAL_INSTALLED_MODULE_STEM
+ifdef LOCAL_COMPRESSED_MODULE
+PACKAGES.$(LOCAL_MODULE).COMPRESSED := gz
+LOCAL_INSTALLED_MODULE_STEM := $(LOCAL_MODULE).apk.gz
+else
+LOCAL_INSTALLED_MODULE_STEM := $(LOCAL_MODULE).apk
+endif  # LOCAL_COMPRESSED_MODULE
+endif  # LOCAL_INSTALLED_MODULE_STEM
+
+else  # $(LOCAL_MODULE_CLASS) != APPS)
+ifdef LOCAL_COMPRESSED_MODULE
+$(error $(LOCAL_MODULE) : LOCAL_COMPRESSED_MODULE can only be defined for module class APPS)
+endif  # LOCAL_COMPRESSED_MODULE
+endif
+
 ifneq ($(filter true keep_symbols no_debuglink mini-debug-info,$(my_strip_module) $(my_pack_module_relocations)),)
   ifdef LOCAL_IS_HOST_MODULE
     $(error Cannot strip/pack host module LOCAL_PATH=$(LOCAL_PATH))
@@ -276,6 +297,8 @@
 endif
 endif
 
+dex_preopt_profile_src_file := $(my_prebuilt_src_file)
+
 rs_compatibility_jni_libs :=
 include $(BUILD_SYSTEM)/install_jni_libs.mk
 
@@ -328,6 +351,12 @@
 endif
 endif
 
+# If the module is a compressed module, we don't pre-opt it because its final
+# installation location will be the data partition.
+ifdef LOCAL_COMPRESSED_MODULE
+LOCAL_DEX_PREOPT := false
+endif
+
 #######################################
 # defines built_odex along with rule to install odex
 include $(BUILD_SYSTEM)/dex_preopt_odex_install.mk
@@ -352,6 +381,10 @@
 endif
 $(built_module): PRIVATE_EMBEDDED_JNI_LIBS := $(embedded_prebuilt_jni_libs)
 
+ifdef LOCAL_COMPRESSED_MODULE
+$(built_module) : $(MINIGZIP)
+endif
+
 $(built_module) : $(my_prebuilt_src_file) | $(ZIPALIGN) $(SIGNAPK_JAR)
 	$(transform-prebuilt-to-target)
 	$(uncompress-shared-libs)
@@ -382,6 +415,9 @@
 else  # LOCAL_CERTIFICATE == PRESIGNED
 	$(align-package)
 endif  # LOCAL_CERTIFICATE
+ifdef LOCAL_COMPRESSED_MODULE
+	$(compress-package)
+endif  # LOCAL_COMPRESSED_MODULE
 endif  # ! LOCAL_REPLACE_PREBUILT_APK_INSTALLED
 
 ###############################
@@ -394,6 +430,10 @@
 ###############################
 ## Install split apks.
 ifdef LOCAL_PACKAGE_SPLITS
+ifdef LOCAL_COMPRESSED_MODULE
+$(error $(LOCAL_MODULE): LOCAL_COMPRESSED_MODULE is not currently supported for split installs)
+endif  # LOCAL_COMPRESSED_MODULE
+
 # LOCAL_PACKAGE_SPLITS is a list of apks to be installed.
 built_apk_splits := $(addprefix $(intermediates)/,$(notdir $(LOCAL_PACKAGE_SPLITS)))
 installed_apk_splits := $(addprefix $(my_module_path)/,$(notdir $(LOCAL_PACKAGE_SPLITS)))
diff --git a/core/product-graph.mk b/core/product-graph.mk
index 268688a..666a207 100644
--- a/core/product-graph.mk
+++ b/core/product-graph.mk
@@ -77,7 +77,7 @@
 	  $(foreach d,$(PRODUCTS.$(strip $(p)).INHERITS_FROM), echo \"$(d)\" -\> \"$(p)\" >> $@.in;))
 	$(foreach p,$(PRIVATE_PRODUCTS),$(call emit-product-node-props,$(p),$@.in))
 	$(hide) echo '}' >> $@.in
-	$(hide) ./build/tools/filter-product-graph.py $(PRIVATE_PRODUCTS_FILTER) < $@.in > $@
+	$(hide) build/make/tools/filter-product-graph.py $(PRIVATE_PRODUCTS_FILTER) < $@.in > $@
 
 # Evaluates to the name of the product file
 # $(1) product file
@@ -121,11 +121,11 @@
 
 $(call product-debug-filename, $(p)): \
 			$(OUT_DIR)/products/$(strip $(1)).txt \
-			build/tools/product_debug.py \
+			build/make/tools/product_debug.py \
 			$(this_makefile)
 	@echo Product debug html file: $$@
 	$(hide) mkdir -p $$(dir $$@)
-	$(hide) cat $$< | build/tools/product_debug.py > $$@
+	$(hide) cat $$< | build/make/tools/product_debug.py > $$@
 endef
 
 product_debug_files:=
diff --git a/core/soong_config.mk b/core/soong_config.mk
index f1f1e09..b9b9cbe 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -112,6 +112,7 @@
 $(call add_json_bool, DevicePrefer32BitExecutables,      $(filter true,$(TARGET_PREFER_32_BIT_EXECUTABLES)))
 $(call add_json_val,  DeviceUsesClang,                   $(if $(USE_CLANG_PLATFORM_BUILD),$(USE_CLANG_PLATFORM_BUILD),false))
 $(call add_json_str,  DeviceVndkVersion,                 $(BOARD_VNDK_VERSION))
+$(call add_json_str,  Platform_vndk_version,             $(PLATFORM_VNDK_VERSION))
 $(call add_json_list, ExtraVndkVersions,                 $(PRODUCT_EXTRA_VNDK_VERSIONS))
 $(call add_json_bool, Malloc_not_svelte,                 $(call invert_bool,$(filter true,$(MALLOC_SVELTE))))
 $(call add_json_str,  Override_rs_driver,                $(OVERRIDE_RS_DRIVER))
diff --git a/core/soong_java_prebuilt.mk b/core/soong_java_prebuilt.mk
index e7f5fa5..6cf9422 100644
--- a/core/soong_java_prebuilt.mk
+++ b/core/soong_java_prebuilt.mk
@@ -26,6 +26,8 @@
 ifdef LOCAL_SOONG_JACOCO_REPORT_CLASSES_JAR
   $(eval $(call copy-one-file,$(LOCAL_SOONG_JACOCO_REPORT_CLASSES_JAR),\
     $(intermediates.COMMON)/jacoco-report-classes.jar))
+  $(call add-dependency,$(common_javalib.jar),\
+    $(intermediates.COMMON)/jacoco-report-classes.jar)
 endif
 
 ifneq ($(TURBINE_DISABLED),false)
@@ -41,9 +43,13 @@
     $(eval $(call copy-one-file,$(LOCAL_SOONG_DEX_JAR),$(common_javalib.jar)))
     $(eval $(call add-dependency,$(common_javalib.jar),$(full_classes_jar) $(full_classes_header_jar)))
 
+    dex_preopt_profile_src_file := $(common_javalib.jar)
+
     # defines built_odex along with rule to install odex
     include $(BUILD_SYSTEM)/dex_preopt_odex_install.mk
 
+    dex_preopt_profile_src_file :=
+
     ifdef LOCAL_DEX_PREOPT
       ifneq ($(dexpreopt_boot_jar_module),) # boot jar
         # boot jar's rules are defined in dex_preopt.mk
diff --git a/core/tasks/device-tests.mk b/core/tasks/device-tests.mk
index d679c59..a2b626e 100644
--- a/core/tasks/device-tests.mk
+++ b/core/tasks/device-tests.mk
@@ -6,7 +6,7 @@
 #
 #      http://www.apache.org/licenses/LICENSE-2.0
 #
-# Unless required by applicable law or agrls eed to in writing, software
+# 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
@@ -16,14 +16,23 @@
 .PHONY: device-tests
 
 device-tests-zip := $(PRODUCT_OUT)/device-tests.zip
-$(device-tests-zip): $(COMPATIBILITY.device-tests.FILES) $(SOONG_ZIP)
+# Create an artifact to include a list of test config files in device-tests.
+device-tests-list-zip := $(PRODUCT_OUT)/device-tests_list.zip
+$(device-tests-zip) : .KATI_IMPLICIT_OUTPUTS := $(device-tests-list-zip)
+$(device-tests-zip) : PRIVATE_device_tests_list := $(PRODUCT_OUT)/device-tests_list
+
+$(device-tests-zip) : $(COMPATIBILITY.device-tests.FILES) $(SOONG_ZIP)
 	echo $(sort $(COMPATIBILITY.device-tests.FILES)) | tr " " "\n" > $@.list
 	grep $(HOST_OUT_TESTCASES) $@.list > $@-host.list || true
 	grep $(TARGET_OUT_TESTCASES) $@.list > $@-target.list || true
 	$(hide) $(SOONG_ZIP) -d -o $@ -P host -C $(HOST_OUT) -l $@-host.list -P target -C $(PRODUCT_OUT) -l $@-target.list
-	rm -f $@.list $@-host.list $@-target.list
+	rm -f $(PRIVATE_device_tests_list)
+	$(hide) grep -e .*.config$$ $@-host.list | sed s%$(HOST_OUT)%host%g > $(PRIVATE_device_tests_list)
+	$(hide) grep -e .*.config$$ $@-target.list | sed s%$(PRODUCT_OUT)%target%g >> $(PRIVATE_device_tests_list)
+	$(hide) $(SOONG_ZIP) -d -o $(device-tests-list-zip) -C $(dir $@) -f $(PRIVATE_device_tests_list)
+	rm -f $@.list $@-host.list $@-target.list $(PRIVATE_device_tests_list)
 
 device-tests: $(device-tests-zip)
-$(call dist-for-goals, device-tests, $(device-tests-zip))
+$(call dist-for-goals, device-tests, $(device-tests-zip) $(device-tests-list-zip))
 
 tests: device-tests
diff --git a/core/tasks/general-tests.mk b/core/tasks/general-tests.mk
index bf4eb1d..c7f1dc9 100644
--- a/core/tasks/general-tests.mk
+++ b/core/tasks/general-tests.mk
@@ -6,7 +6,7 @@
 #
 #      http://www.apache.org/licenses/LICENSE-2.0
 #
-# Unless required by applicable law or agrls eed to in writing, software
+# 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
@@ -15,12 +15,21 @@
 .PHONY: general-tests
 
 general-tests-zip := $(PRODUCT_OUT)/general-tests.zip
-$(general-tests-zip): $(COMPATIBILITY.general-tests.FILES) $(SOONG_ZIP)
+# Create an artifact to include a list of test config files in general-tests.
+general-tests-list-zip := $(PRODUCT_OUT)/general-tests_list.zip
+$(general-tests-zip) : .KATI_IMPLICIT_OUTPUTS := $(general-tests-list-zip)
+$(general-tests-zip) : PRIVATE_general_tests_list := $(PRODUCT_OUT)/general-tests_list
+
+$(general-tests-zip) : $(COMPATIBILITY.general-tests.FILES) $(SOONG_ZIP)
 	echo $(sort $(COMPATIBILITY.general-tests.FILES)) | tr " " "\n" > $@.list
 	grep $(HOST_OUT_TESTCASES) $@.list > $@-host.list || true
 	grep $(TARGET_OUT_TESTCASES) $@.list > $@-target.list || true
 	$(hide) $(SOONG_ZIP) -d -o $@ -P host -C $(HOST_OUT) -l $@-host.list -P target -C $(PRODUCT_OUT) -l $@-target.list
-	rm -f $@.list $@-host.list $@-target.list
+	rm -f $(PRIVATE_general_tests_list)
+	$(hide) grep -e .*.config$$ $@-host.list | sed s%$(HOST_OUT)%host%g > $(PRIVATE_general_tests_list)
+	$(hide) grep -e .*.config$$ $@-target.list | sed s%$(PRODUCT_OUT)%target%g >> $(PRIVATE_general_tests_list)
+	$(hide) $(SOONG_ZIP) -d -o $(general-tests-list-zip) -C $(dir $@) -f $(PRIVATE_general_tests_list)
+	rm -f $@.list $@-host.list $@-target.list $(PRIVATE_general_tests_list)
 
 general-tests: $(general-tests-zip)
-$(call dist-for-goals, general-tests, $(general-tests-zip))
+$(call dist-for-goals, general-tests, $(general-tests-zip) $(general-tests-list-zip))
diff --git a/core/tasks/oem_image.mk b/core/tasks/oem_image.mk
index 32d56a7..66eec22 100644
--- a/core/tasks/oem_image.mk
+++ b/core/tasks/oem_image.mk
@@ -35,7 +35,7 @@
 	@mkdir -p $(oemimage_intermediates) && rm -rf $(oemimage_intermediates)/oem_image_info.txt
 	$(call generate-userimage-prop-dictionary, $(oemimage_intermediates)/oem_image_info.txt, skip_fsck=true)
 	$(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-	  ./build/tools/releasetools/build_image.py \
+	  build/make/tools/releasetools/build_image.py \
 	  $(TARGET_OUT_OEM) $(oemimage_intermediates)/oem_image_info.txt $@ $(TARGET_OUT)
 	$(hide) $(call assert-max-image-size,$@,$(BOARD_OEMIMAGE_PARTITION_SIZE))
 
diff --git a/core/tasks/sdk-addon.mk b/core/tasks/sdk-addon.mk
index 593c3cd..197d41a 100644
--- a/core/tasks/sdk-addon.mk
+++ b/core/tasks/sdk-addon.mk
@@ -115,7 +115,7 @@
 	$(hide) $(SOONG_ZIP) -o $@ -C $(dir $(PRIVATE_STAGING_DIR)) -D $(PRIVATE_STAGING_DIR)
 
 $(full_target_img): PRIVATE_STAGING_DIR := $(call append-path,$(staging),$(addon_dir_img))/images/$(TARGET_CPU_ABI)
-$(full_target_img): $(full_target) $(addon_img_source_prop) | $(SOONG_ZIP)
+$(full_target_img): $(full_target) $(addon_img_source_prop) | $(ACP) $(SOONG_ZIP)
 	@echo Packaging SDK Addon System-Image: $@
 	$(hide) mkdir -p $(dir $@)
 	$(ACP) -r $(PRODUCT_OUT)/data $(PRIVATE_STAGING_DIR)/data
diff --git a/core/tasks/test_mapping.mk b/core/tasks/test_mapping.mk
new file mode 100644
index 0000000..36275b0
--- /dev/null
+++ b/core/tasks/test_mapping.mk
@@ -0,0 +1,34 @@
+# Copyright (C) 2017 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.
+
+# Create an artifact to include TEST_MAPPING files in source tree.
+
+.PHONY: test_mapping
+
+intermediates := $(call intermediates-dir-for,PACKAGING,test_mapping)
+test_mappings_zip := $(intermediates)/test_mappings.zip
+test_mapping_list := $(OUT_DIR)/.module_paths/TEST_MAPPING.list
+test_mappings := $(file <$(test_mapping_list))
+$(test_mappings_zip) : PRIVATE_test_mappings := $(subst $(newline),\n,$(test_mappings))
+
+$(test_mappings_zip) : $(test_mappings) $(SOONG_ZIP)
+	@echo "Building artifact to include TEST_MAPPING files."
+	rm -rf $@
+	echo -e "$(PRIVATE_test_mappings)" > $@.list
+	$(SOONG_ZIP) -o $@ -C . -l $@.list
+	rm -f $@.list
+
+test_mapping : $(test_mappings_zip)
+
+$(call dist-for-goals, dist_files test_mapping,$(test_mappings_zip))
diff --git a/core/tasks/tools/build_custom_image.mk b/core/tasks/tools/build_custom_image.mk
index 7c38546..4d05237 100644
--- a/core/tasks/tools/build_custom_image.mk
+++ b/core/tasks/tools/build_custom_image.mk
@@ -153,7 +153,7 @@
 	$(if $(filter oem,$(PRIVATE_MOUNT_POINT)), \
 	  $(hide) echo "oem.buildnumber=$(BUILD_NUMBER)" >> $(PRIVATE_STAGING_DIR)/oem.prop)
 	$(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
-	  ./build/tools/releasetools/build_image.py \
+	  build/make/tools/releasetools/build_image.py \
 	  $(PRIVATE_STAGING_DIR) $(PRIVATE_INTERMEDIATES)/image_info.txt $@ $(TARGET_OUT)
 
 my_installed_custom_image := $(PRODUCT_OUT)/$(notdir $(my_built_custom_image))
diff --git a/core/tasks/tools/compatibility.mk b/core/tasks/tools/compatibility.mk
index 20b8314..0fc2045 100644
--- a/core/tasks/tools/compatibility.mk
+++ b/core/tasks/tools/compatibility.mk
@@ -19,6 +19,8 @@
 #   test_suite_tradefed: the name of this test suite's tradefed wrapper
 #   test_suite_dynamic_config: the path to this test suite's dynamic configuration file
 #   test_suite_readme: the path to a README file for this test suite
+#   test_suite_prebuilt_tools: the set of prebuilt tools to be included directly
+#                         in the 'tools' subdirectory of the test suite.
 # Output variables:
 #   compatibility_zip: the path to the output zip file.
 
@@ -39,10 +41,10 @@
 compatibility_zip := $(out_dir).zip
 $(compatibility_zip): PRIVATE_NAME := android-$(test_suite_name)
 $(compatibility_zip): PRIVATE_OUT_DIR := $(out_dir)
-$(compatibility_zip): PRIVATE_TOOLS := $(test_tools)
+$(compatibility_zip): PRIVATE_TOOLS := $(test_tools) $(test_suite_prebuilt_tools)
 $(compatibility_zip): PRIVATE_SUITE_NAME := $(test_suite_name)
 $(compatibility_zip): PRIVATE_DYNAMIC_CONFIG := $(test_suite_dynamic_config)
-$(compatibility_zip): $(test_artifacts) $(test_tools) $(test_suite_dynamic_config) $(SOONG_ZIP) | $(ADB) $(ACP)
+$(compatibility_zip): $(test_artifacts) $(test_tools) $(test_suite_prebuilt_tools) $(test_suite_dynamic_config) $(SOONG_ZIP) | $(ADB) $(ACP)
 # Make dir structure
 	$(hide) mkdir -p $(PRIVATE_OUT_DIR)/tools $(PRIVATE_OUT_DIR)/testcases
 # Copy tools
@@ -56,3 +58,4 @@
 test_suite_tradefed :=
 test_suite_dynamic_config :=
 test_suite_readme :=
+test_suite_prebuilt_tools :=
diff --git a/core/tasks/tradefed-tests-list.mk b/core/tasks/tradefed-tests-list.mk
new file mode 100644
index 0000000..3b5f5da
--- /dev/null
+++ b/core/tasks/tradefed-tests-list.mk
@@ -0,0 +1,36 @@
+# Copyright (C) 2017 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# List all TradeFed tests from COMPATIBILITY.tradefed_tests_dir
+.PHONY: tradefed-tests-list
+
+tradefed_tests :=
+$(foreach dir, $(COMPATIBILITY.tradefed_tests_dir), \
+  $(eval tradefed_tests += $(shell find $(dir) -type f -name "*.xml")))
+tradefed_tests_list_intermediates := $(call intermediates-dir-for,PACKAGING,tradefed_tests_list,HOST,COMMON)
+tradefed_tests_list_zip := $(tradefed_tests_list_intermediates)/tradefed-tests-list.zip
+all_tests :=
+$(foreach test, $(tradefed_tests), \
+  $(eval all_tests += $(word 2,$(subst /res/config/,$(space),$(test)))))
+$(tradefed_tests_list_zip) : PRIVATE_tradefed_tests := $(subst .xml,,$(subst $(space),\n,$(sort $(all_tests))))
+$(tradefed_tests_list_zip) : PRIVATE_tradefed_tests_list := $(tradefed_tests_list_intermediates)/tradefed-tests-list
+
+$(tradefed_tests_list_zip) : $(tradefed_tests) $(SOONG_ZIP)
+	@echo "Package: $@"
+	$(hide) rm -rf $(dir $@) && mkdir -p $(dir $@)
+	$(hide) echo -e "$(PRIVATE_tradefed_tests)" > $(PRIVATE_tradefed_tests_list)
+	$(hide) $(SOONG_ZIP) -d -o $@ -C $(dir $@) -f $(PRIVATE_tradefed_tests_list)
+
+tradefed-tests-list : $(tradefed_tests_list_zip)
+$(call dist-for-goals, tradefed-tests-list, $(tradefed_tests_list_zip))
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index abf3067..32d9003 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -26,6 +26,7 @@
 #     BUILD_NUMBER
 #     BUILD_DATETIME
 #     PLATFORM_SECURITY_PATCH
+#     PLATFORM_VNDK_VERSION
 #
 
 # Look for an optional file containing overrides of the defaults,
@@ -49,12 +50,6 @@
 
 ifndef TARGET_PLATFORM_VERSION
   TARGET_PLATFORM_VERSION := $(DEFAULT_PLATFORM_VERSION)
-else ifeq ($(TARGET_PLATFORM_VERSION),OPR1)
-  # HACK: lunch currently sets TARGET_PLATFORM_VERSION to
-  # DEFAULT_PLATFORM_VERSION, which causes unnecessary pain
-  # when the old DEFAULT_PLATFORM_VERSION becomes invalid.
-  # For now, silently upgrade OPR1 to the current default.
-  TARGET_PLATFORM_VERSION := $(DEFAULT_PLATFORM_VERSION)
 endif
 
 ifeq (,$(filter $(ALLOWED_VERSIONS), $(TARGET_PLATFORM_VERSION)))
@@ -77,7 +72,8 @@
 # frameworks/support/compat/gingerbread/android/support/v4/os/BuildCompat.java
 
 # When you change PLATFORM_VERSION for a given PLATFORM_SDK_VERSION
-# please add that PLATFORM_VERSION to the following text file:
+# please add that PLATFORM_VERSION as well as clean up obsolete PLATFORM_VERSION's
+# in the following text file:
 # cts/tests/tests/os/assets/platform_versions.txt
 PLATFORM_VERSION.PPR1 := P
 
@@ -110,7 +106,7 @@
   # When you increment the PLATFORM_SDK_VERSION please ensure you also
   # clear out the following text file of all older PLATFORM_VERSION's:
   # cts/tests/tests/os/assets/platform_versions.txt
-  PLATFORM_SDK_VERSION := 26
+  PLATFORM_SDK_VERSION := 27
 endif
 
 ifndef PLATFORM_VERSION_CODENAME
@@ -171,7 +167,7 @@
     # assuming the device can only support APIs as of the previous official
     # public release.
     # This value will always be 0 for release builds.
-    PLATFORM_PREVIEW_SDK_VERSION := 1
+    PLATFORM_PREVIEW_SDK_VERSION := 0
   endif
 endif
 
@@ -188,13 +184,30 @@
   endif
 endif
 
+ifndef PLATFORM_VNDK_VERSION
+  # This is the definition of the VNDK version for the current VNDK libraries.
+  # The version is only available when PLATFORM_VERSION_CODENAME == REL.
+  # Otherwise, it will be set to "current". The ABI is allowed to be changed
+  # only if PLATFORM_VNDK_VERSION == current. Once PLATFORM_VNDK_VERSION is set
+  # to actual version, the ABI for this version will be frozon and emit build
+  # errors if any ABI for the VNDK libs are changed.
+  # After that the snapshot of the VNDK with this version will be generated.
+  #
+  # The version follows PLATFORM_SDK_VERSION.
+  ifeq (REL,$(PLATFORM_VERSION_CODENAME))
+    PLATFORM_VNDK_VERSION := $(PLATFORM_SDK_VERSION)
+  else
+    PLATFORM_VNDK_VERSION := current
+  endif
+endif
+
 ifndef PLATFORM_SECURITY_PATCH
     #  Used to indicate the security patch that has been applied to the device.
     #  It must signify that the build includes all security patches issued up through the designated Android Public Security Bulletin.
     #  It must be of the form "YYYY-MM-DD" on production devices.
     #  It must match one of the Android Security Patch Level strings of the Public Security Bulletins.
     #  If there is no $PLATFORM_SECURITY_PATCH set, keep it empty.
-      PLATFORM_SECURITY_PATCH := 2017-10-05
+      PLATFORM_SECURITY_PATCH := 2017-12-01
 endif
 
 ifndef PLATFORM_BASE_OS
diff --git a/envsetup.sh b/envsetup.sh
index 9a616ef..394df65 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -318,7 +318,12 @@
 
 function settitle()
 {
-    if [ "$STAY_OFF_MY_LAWN" = "" ]; then
+    # This used to be opt-out with STAY_OFF_MY_LAWN, but this breaks folks
+    # actually using PROMPT_COMMAND (https://issuetracker.google.com/38402256),
+    # and the attempt to set the title doesn't do anything for the default
+    # window manager in debian right now, so switch it to opt-in for anyone
+    # who actually wants this.
+    if [ "$ANDROID_BUILD_SET_WINDOW_TITLE" = "true" ]; then
         local arch=$(gettargetarch)
         local product=$TARGET_PRODUCT
         local variant=$TARGET_BUILD_VARIANT
diff --git a/target/board/Android.mk b/target/board/Android.mk
index 4b5af3c..f8d3bb3 100644
--- a/target/board/Android.mk
+++ b/target/board/Android.mk
@@ -20,7 +20,7 @@
 board_info_txt := $(wildcard $(TARGET_DEVICE_DIR)/board-info.txt)
 endif
 $(INSTALLED_ANDROID_INFO_TXT_TARGET): $(board_info_txt)
-	$(hide) build/tools/check_radio_versions.py $< $(BOARD_INFO_CHECK)
+	$(hide) build/make/tools/check_radio_versions.py $< $(BOARD_INFO_CHECK)
 	$(call pretty,"Generated: ($@)")
 ifdef board_info_txt
 	$(hide) grep -v '#' $< > $@
diff --git a/target/board/generic/sepolicy/file.te b/target/board/generic/sepolicy/file.te
deleted file mode 100644
index f4ae9e4..0000000
--- a/target/board/generic/sepolicy/file.te
+++ /dev/null
@@ -1 +0,0 @@
-type sysfs_writable, fs_type, sysfs_type, mlstrustedobject;
diff --git a/target/board/generic/sepolicy/file_contexts b/target/board/generic/sepolicy/file_contexts
index c046434..521c65e 100644
--- a/target/board/generic/sepolicy/file_contexts
+++ b/target/board/generic/sepolicy/file_contexts
@@ -15,7 +15,6 @@
 /dev/qemu_.*                 u:object_r:qemu_device:s0
 /dev/ttyGF[0-9]*             u:object_r:serial_device:s0
 /dev/ttyS2                   u:object_r:console_device:s0
-/sys/qemu_trace(/.*)?        u:object_r:sysfs_writable:s0
 /vendor/bin/init\.ranchu-core\.sh u:object_r:goldfish_setup_exec:s0
 /vendor/bin/init\.ranchu-net\.sh u:object_r:goldfish_setup_exec:s0
 /vendor/bin/qemu-props       u:object_r:qemu_props_exec:s0
diff --git a/target/board/generic/sepolicy/hal_cas_default.te b/target/board/generic/sepolicy/hal_cas_default.te
new file mode 100644
index 0000000..3ed3bee
--- /dev/null
+++ b/target/board/generic/sepolicy/hal_cas_default.te
@@ -0,0 +1 @@
+vndbinder_use(hal_cas_default);
diff --git a/target/board/generic_arm64_a/BoardConfig.mk b/target/board/generic_arm64_a/BoardConfig.mk
index 88bd87c..8f4043f 100644
--- a/target/board/generic_arm64_a/BoardConfig.mk
+++ b/target/board/generic_arm64_a/BoardConfig.mk
@@ -14,38 +14,7 @@
 # limitations under the License.
 #
 
-# Common boardconfig settings for generic AOSP products targetting mobile
-# (phone/table) devices.
-
-# Bootloader is not part of generic AOSP image
-TARGET_NO_BOOTLOADER := true
-
-# Kernel is also not part of generic AOSP image
-TARGET_NO_KERNEL := true
-
-# system.img is always ext4 with sparse option
-TARGET_USERIMAGES_USE_EXT4 := true
-TARGET_USERIMAGES_SPARSE_EXT_DISABLED := false
-TARGET_USES_MKE2FS := true
-
-# Enable dex pre-opt to speed up initial boot
-ifeq ($(HOST_OS),linux)
-  ifeq ($(WITH_DEXPREOPT),)
-    WITH_DEXPREOPT := true
-    WITH_DEXPREOPT_PIC := true
-    ifneq ($(TARGET_BUILD_VARIANT),user)
-      # Retain classes.dex in APK's for non-user builds
-      DEX_PREOPT_DEFAULT := nostripping
-    endif
-  endif
-endif
-
-# Generic AOSP image always requires separate vendor.img
-BOARD_USES_VENDORIMAGE := true
-TARGET_COPY_OUT_VENDOR := vendor
-
-# Generic AOSP image does NOT support HWC1
-TARGET_USES_HWC2 := true
+include build/make/target/board/treble_common_64.mk
 
 TARGET_ARCH := arm64
 TARGET_ARCH_VARIANT := armv8-a
@@ -57,13 +26,4 @@
 TARGET_2ND_ARCH_VARIANT := armv7-a-neon
 TARGET_2ND_CPU_ABI := armeabi-v7a
 TARGET_2ND_CPU_ABI2 := armeabi
-TARGET_2ND_CPU_VARIANT := generic
-
-TARGET_USES_64_BIT_BINDER := true
-
-BOARD_SYSTEMIMAGE_PARTITION_SIZE := 1610612736	# 1.5 GB
-
-BOARD_FLASH_BLOCK_SIZE := 512
-
-BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
-
+TARGET_2ND_CPU_VARIANT := cortex-a15
diff --git a/target/board/generic_arm64_a/system.prop b/target/board/generic_arm64_a/system.prop
deleted file mode 100644
index e69de29..0000000
--- a/target/board/generic_arm64_a/system.prop
+++ /dev/null
diff --git a/target/board/generic_arm64_ab/BoardConfig.mk b/target/board/generic_arm64_ab/BoardConfig.mk
index 0c07566..e0d7372 100644
--- a/target/board/generic_arm64_ab/BoardConfig.mk
+++ b/target/board/generic_arm64_ab/BoardConfig.mk
@@ -14,39 +14,7 @@
 # limitations under the License.
 #
 
-# Common boardconfig settings for generic AOSP products targetting mobile
-# (phone/table) devices.
-
-# Bootloader is not part of generic AOSP image
-TARGET_NO_BOOTLOADER := true
-
-# Kernel is also not part of generic AOSP image
-TARGET_NO_KERNEL := true
-
-# system.img is always ext4 with sparse option
-TARGET_USERIMAGES_USE_EXT4 := true
-TARGET_USERIMAGES_SPARSE_EXT_DISABLED := false
-TARGET_USES_MKE2FS := true
-
-# Enable dex pre-opt to speed up initial boot
-ifeq ($(HOST_OS),linux)
-  ifeq ($(WITH_DEXPREOPT),)
-    WITH_DEXPREOPT := true
-    WITH_DEXPREOPT_PIC := true
-    ifneq ($(TARGET_BUILD_VARIANT),user)
-      # Retain classes.dex in APK's for non-user builds
-      DEX_PREOPT_DEFAULT := nostripping
-    endif
-  endif
-endif
-
-# Generic AOSP image always requires separate vendor.img
-BOARD_USES_VENDORIMAGE := true
-TARGET_COPY_OUT_VENDOR := vendor
-
-# Generic AOSP image does NOT support HWC1
-TARGET_USES_HWC2 := true
-NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
+include build/make/target/board/treble_common_64.mk
 
 TARGET_ARCH := arm64
 TARGET_ARCH_VARIANT := armv8-a
@@ -58,27 +26,16 @@
 TARGET_2ND_ARCH_VARIANT := armv7-a-neon
 TARGET_2ND_CPU_ABI := armeabi-v7a
 TARGET_2ND_CPU_ABI2 := armeabi
-# TODO(jiyong) can we set krait here?
 TARGET_2ND_CPU_VARIANT := cortex-a15
 
-TARGET_USES_64_BIT_BINDER := true
-
 # Enable A/B update
 TARGET_NO_RECOVERY := true
 BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
 
 # TODO(jiyong) These might be SoC specific.
-BOARD_ROOT_EXTRA_FOLDERS := bt_firmware firmware firmware/radio persist
+BOARD_ROOT_EXTRA_FOLDERS += firmware firmware/radio persist
 BOARD_ROOT_EXTRA_SYMLINKS := /vendor/lib/dsp:/dsp
 
-# TODO(b/35603549): this is currently set to 2.5GB to support sailfish/marlin
-# Fix this!
-BOARD_SYSTEMIMAGE_PARTITION_SIZE := 2147483648
-
-BOARD_FLASH_BLOCK_SIZE := 512
-
-BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
-
 # TODO(b/36764215): remove this setting when the generic system image
 # no longer has QCOM-specific directories under /.
 BOARD_SEPOLICY_DIRS += build/target/board/generic_arm64_ab/sepolicy
diff --git a/target/board/generic_arm64_ab/sepolicy/file.te b/target/board/generic_arm64_ab/sepolicy/file.te
index 4645533..7adfdfa 100644
--- a/target/board/generic_arm64_ab/sepolicy/file.te
+++ b/target/board/generic_arm64_ab/sepolicy/file.te
@@ -1,6 +1,5 @@
 # TODO(b/36764215): remove this file when the generic system image
 # no longer has these directories
-type bt_firmware_file, file_type;
 type persist_file, file_type;
 
 # Default type for anything under /firmware.
diff --git a/target/board/generic_arm64_ab/sepolicy/file_contexts b/target/board/generic_arm64_ab/sepolicy/file_contexts
index 92a4ff8..0a80559 100644
--- a/target/board/generic_arm64_ab/sepolicy/file_contexts
+++ b/target/board/generic_arm64_ab/sepolicy/file_contexts
@@ -2,7 +2,6 @@
 # no longer has these directories. They are specific to QCOM.
 
 # /
-/bt_firmware(/.*)?      u:object_r:bt_firmware_file:s0
 /tombstones             u:object_r:rootfs:s0
 /dsp                    u:object_r:rootfs:s0
 
diff --git a/target/board/generic_arm64_ab/system.prop b/target/board/generic_arm64_ab/system.prop
deleted file mode 100644
index e69de29..0000000
--- a/target/board/generic_arm64_ab/system.prop
+++ /dev/null
diff --git a/target/board/generic_arm_a/BoardConfig.mk b/target/board/generic_arm_a/BoardConfig.mk
index 6530e6e..d930749 100644
--- a/target/board/generic_arm_a/BoardConfig.mk
+++ b/target/board/generic_arm_a/BoardConfig.mk
@@ -14,48 +14,13 @@
 # limitations under the License.
 #
 
-# Common boardconfig settings for generic AOSP products targetting mobile
-# (phone/table) devices.
+include build/make/target/board/treble_common_32.mk
 
-# Bootloader is not part of generic AOSP image
-TARGET_NO_BOOTLOADER := true
-
-# Kernel is also not part of generic AOSP image
-TARGET_NO_KERNEL := true
-
-# system.img is always ext4 with sparse option
-TARGET_USERIMAGES_USE_EXT4 := true
-TARGET_USERIMAGES_SPARSE_EXT_DISABLED := false
-TARGET_USES_MKE2FS := true
-
-# Enable dex pre-opt to speed up initial boot
-ifeq ($(HOST_OS),linux)
-  ifeq ($(WITH_DEXPREOPT),)
-    WITH_DEXPREOPT := true
-    WITH_DEXPREOPT_PIC := true
-    ifneq ($(TARGET_BUILD_VARIANT),user)
-      # Retain classes.dex in APK's for non-user builds
-      DEX_PREOPT_DEFAULT := nostripping
-    endif
-  endif
-endif
-
-# Generic AOSP image always requires separate vendor.img
-BOARD_USES_VENDORIMAGE := true
-TARGET_COPY_OUT_VENDOR := vendor
-
-# Generic AOSP image does NOT support HWC1
-TARGET_USES_HWC2 := true
+# Overwrite the setting in treble_common_32.mk for non-A/B arm GSI
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 805306368 # 768MB
 
 TARGET_ARCH := arm
 TARGET_ARCH_VARIANT := armv7-a-neon
 TARGET_CPU_ABI := armeabi-v7a
 TARGET_CPU_ABI2 := armeabi
 TARGET_CPU_VARIANT := generic
-
-BOARD_SYSTEMIMAGE_PARTITION_SIZE := 1610612736
-
-BOARD_FLASH_BLOCK_SIZE := 512
-
-BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
-
diff --git a/target/board/generic_arm_a/system.prop b/target/board/generic_arm_a/system.prop
deleted file mode 100644
index e69de29..0000000
--- a/target/board/generic_arm_a/system.prop
+++ /dev/null
diff --git a/target/board/generic_arm_ab/BoardConfig.mk b/target/board/generic_arm_ab/BoardConfig.mk
new file mode 100644
index 0000000..011bcdf
--- /dev/null
+++ b/target/board/generic_arm_ab/BoardConfig.mk
@@ -0,0 +1,30 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common_32.mk
+
+# Overwrite the setting in treble_common_32.mk for non-A/B arm GSI
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 805306368 # 768MB
+
+TARGET_ARCH := arm
+TARGET_ARCH_VARIANT := armv7-a-neon
+TARGET_CPU_ABI := armeabi-v7a
+TARGET_CPU_ABI2 := armeabi
+TARGET_CPU_VARIANT := generic
+
+# Enable A/B update
+TARGET_NO_RECOVERY := true
+BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
diff --git a/target/board/generic_mips/system.prop b/target/board/generic_mips/system.prop
index 137a0f9..973db2c 100644
--- a/target/board/generic_mips/system.prop
+++ b/target/board/generic_mips/system.prop
@@ -2,5 +2,5 @@
 # system.prop for generic sdk
 #
 
-rild.libpath=/system/lib/libreference-ril.so
+rild.libpath=/vendor/lib/libreference-ril.so
 rild.libargs=-d /dev/ttyS0
diff --git a/target/board/generic_x86/BoardConfig.mk b/target/board/generic_x86/BoardConfig.mk
index 0b39af1..f8fb88f 100644
--- a/target/board/generic_x86/BoardConfig.mk
+++ b/target/board/generic_x86/BoardConfig.mk
@@ -56,6 +56,8 @@
         build/target/board/generic/sepolicy \
         build/target/board/generic_x86/sepolicy
 
+BOARD_VNDK_VERSION := current
+
 # Enable A/B update
 TARGET_NO_RECOVERY := true
 BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
diff --git a/target/board/generic_x86_64/BoardConfig.mk b/target/board/generic_x86_64/BoardConfig.mk
index 3a4bde6..aea1a0a 100755
--- a/target/board/generic_x86_64/BoardConfig.mk
+++ b/target/board/generic_x86_64/BoardConfig.mk
@@ -59,6 +59,8 @@
         build/target/board/generic/sepolicy \
         build/target/board/generic_x86/sepolicy
 
+BOARD_VNDK_VERSION := current
+
 # Enable A/B update
 TARGET_NO_RECOVERY := true
 BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
diff --git a/target/board/generic_x86_64_a/BoardConfig.mk b/target/board/generic_x86_64_a/BoardConfig.mk
new file mode 100644
index 0000000..2c02604
--- /dev/null
+++ b/target/board/generic_x86_64_a/BoardConfig.mk
@@ -0,0 +1,25 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common_64.mk
+
+TARGET_CPU_ABI := x86_64
+TARGET_ARCH := x86_64
+TARGET_ARCH_VARIANT := x86_64
+
+TARGET_2ND_CPU_ABI := x86
+TARGET_2ND_ARCH := x86
+TARGET_2ND_ARCH_VARIANT := x86_64
diff --git a/target/board/generic_x86_64_ab/BoardConfig.mk b/target/board/generic_x86_64_ab/BoardConfig.mk
new file mode 100644
index 0000000..e49863a
--- /dev/null
+++ b/target/board/generic_x86_64_ab/BoardConfig.mk
@@ -0,0 +1,29 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common_64.mk
+
+TARGET_CPU_ABI := x86_64
+TARGET_ARCH := x86_64
+TARGET_ARCH_VARIANT := x86_64
+
+TARGET_2ND_CPU_ABI := x86
+TARGET_2ND_ARCH := x86
+TARGET_2ND_ARCH_VARIANT := x86_64
+
+# Enable A/B update
+TARGET_NO_RECOVERY := true
+BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
diff --git a/target/board/generic_x86_a/BoardConfig.mk b/target/board/generic_x86_a/BoardConfig.mk
new file mode 100644
index 0000000..67cb07d
--- /dev/null
+++ b/target/board/generic_x86_a/BoardConfig.mk
@@ -0,0 +1,21 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common_32.mk
+
+TARGET_CPU_ABI := x86
+TARGET_ARCH := x86
+TARGET_ARCH_VARIANT := x86
diff --git a/target/board/generic_x86_ab/BoardConfig.mk b/target/board/generic_x86_ab/BoardConfig.mk
new file mode 100644
index 0000000..6e51102
--- /dev/null
+++ b/target/board/generic_x86_ab/BoardConfig.mk
@@ -0,0 +1,25 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common_32.mk
+
+TARGET_CPU_ABI := x86
+TARGET_ARCH := x86
+TARGET_ARCH_VARIANT := x86
+
+# Enable A/B update
+TARGET_NO_RECOVERY := true
+BOARD_BUILD_SYSTEM_ROOT_IMAGE := true
diff --git a/target/board/treble_common.mk b/target/board/treble_common.mk
new file mode 100644
index 0000000..44f601f
--- /dev/null
+++ b/target/board/treble_common.mk
@@ -0,0 +1,61 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# Common boardconfig settings for generic AOSP products targetting mobile
+# (phone/table) devices.
+
+# VNDK
+BOARD_VNDK_VERSION := current
+
+# Properties
+TARGET_SYSTEM_PROP := build/make/target/board/treble_system.prop
+BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
+
+# Bootloader, kernel and recovery are not part of generic AOSP image
+TARGET_NO_BOOTLOADER := true
+TARGET_NO_KERNEL := true
+
+# system.img is always ext4 with sparse option
+TARGET_USERIMAGES_USE_EXT4 := true
+TARGET_USERIMAGES_SPARSE_EXT_DISABLED := false
+TARGET_USES_MKE2FS := true
+
+# Generic AOSP image always requires separate vendor.img
+TARGET_COPY_OUT_VENDOR := vendor
+
+# Enable dex pre-opt to speed up initial boot
+ifeq ($(HOST_OS),linux)
+  ifeq ($(WITH_DEXPREOPT),)
+    WITH_DEXPREOPT := true
+    WITH_DEXPREOPT_PIC := true
+    ifneq ($(TARGET_BUILD_VARIANT),user)
+      # Retain classes.dex in APK's for non-user builds
+      DEX_PREOPT_DEFAULT := nostripping
+    endif
+  endif
+endif
+
+# Generic AOSP image does NOT support HWC1
+TARGET_USES_HWC2 := true
+# Set emulator framebuffer display device buffer count to 3
+NUM_FRAMEBUFFER_SURFACE_BUFFERS := 3
+
+BOARD_FLASH_BLOCK_SIZE := 512
+
+# b/64700195: add minimum support for odm.img
+# Currently odm.img can only be built by `make custom_images`.
+# Adding /odm mount point under root directory.
+BOARD_ROOT_EXTRA_FOLDERS += odm
diff --git a/target/board/treble_common_32.mk b/target/board/treble_common_32.mk
new file mode 100644
index 0000000..dbe0899
--- /dev/null
+++ b/target/board/treble_common_32.mk
@@ -0,0 +1,21 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common.mk
+
+# Partition size defaults to 1 GB (1024 MB) for 32-bit products. It can
+# be overwritten in specific BoardConfig.mk, if so desired.
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 1073741824
diff --git a/target/board/treble_common_64.mk b/target/board/treble_common_64.mk
new file mode 100644
index 0000000..0a6eb17
--- /dev/null
+++ b/target/board/treble_common_64.mk
@@ -0,0 +1,23 @@
+#
+# Copyright (C) 2017 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.
+#
+
+include build/make/target/board/treble_common.mk
+
+# Enable 64-bits binder
+TARGET_USES_64_BIT_BINDER := true
+
+# Partition size is default 1.5GB (1536MB) for 64 bits projects
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 1610612736
diff --git a/target/board/treble_system.prop b/target/board/treble_system.prop
new file mode 100644
index 0000000..4b54aaf
--- /dev/null
+++ b/target/board/treble_system.prop
@@ -0,0 +1,5 @@
+# GSI always generate dex pre-opt in system image
+ro.cp_system_other_odex=0
+
+# GSI always disables adb authentication
+ro.adb.secure=0
diff --git a/target/product/AndroidProducts.mk b/target/product/AndroidProducts.mk
index 285fc39..9e2adee 100644
--- a/target/product/AndroidProducts.mk
+++ b/target/product/AndroidProducts.mk
@@ -52,8 +52,11 @@
     $(LOCAL_DIR)/generic_mips.mk \
     $(LOCAL_DIR)/aosp_arm.mk \
     $(LOCAL_DIR)/aosp_arm_a.mk \
+    $(LOCAL_DIR)/aosp_arm_ab.mk \
     $(LOCAL_DIR)/full.mk \
     $(LOCAL_DIR)/aosp_x86.mk \
+    $(LOCAL_DIR)/aosp_x86_a.mk \
+    $(LOCAL_DIR)/aosp_x86_ab.mk \
     $(LOCAL_DIR)/aosp_x86_arm.mk \
     $(LOCAL_DIR)/full_x86.mk \
     $(LOCAL_DIR)/aosp_mips.mk \
@@ -63,6 +66,8 @@
     $(LOCAL_DIR)/aosp_arm64_ab.mk \
     $(LOCAL_DIR)/aosp_mips64.mk \
     $(LOCAL_DIR)/aosp_x86_64.mk \
+    $(LOCAL_DIR)/aosp_x86_64_a.mk \
+    $(LOCAL_DIR)/aosp_x86_64_ab.mk \
     $(LOCAL_DIR)/sdk_phone_armv7.mk \
     $(LOCAL_DIR)/sdk_phone_x86.mk \
     $(LOCAL_DIR)/sdk_phone_mips.mk \
diff --git a/target/product/aosp_arm64_a.mk b/target/product/aosp_arm64_a.mk
index 4258f04..3c7af33 100644
--- a/target/product/aosp_arm64_a.mk
+++ b/target/product/aosp_arm64_a.mk
@@ -16,13 +16,10 @@
 
 # PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
 # /vendor/[build|default].prop when build split is on. In order to have sysprops
-# on the generic system image, place them in build/make/target/board/generic_arm64_a/
-# system.prop.
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
 
-include build/make/target/product/treble_common.mk
-
-$(call inherit-product, $(SRC_TARGET_DIR)/product/core_64_bit.mk)
-$(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_base_telephony.mk)
+include build/make/target/product/treble_common_64.mk
 
 PRODUCT_NAME := aosp_arm64_a
 PRODUCT_DEVICE := generic_arm64_a
diff --git a/target/product/aosp_arm64_ab.mk b/target/product/aosp_arm64_ab.mk
index ae50c42..c96cb91 100644
--- a/target/product/aosp_arm64_ab.mk
+++ b/target/product/aosp_arm64_ab.mk
@@ -16,10 +16,10 @@
 
 # PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
 # /vendor/[build|default].prop when build split is on. In order to have sysprops
-# on the generic system image, place them in build/make/target/board/generic_arm64_a/
-# system.prop.
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
 
-include build/make/target/product/treble_common.mk
+include build/make/target/product/treble_common_64.mk
 
 AB_OTA_UPDATER := true
 AB_OTA_PARTITIONS := system
@@ -27,9 +27,6 @@
     update_engine \
     update_verifier
 
-$(call inherit-product, $(SRC_TARGET_DIR)/product/core_64_bit.mk)
-$(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_base_telephony.mk)
-
 PRODUCT_NAME := aosp_arm64_ab
 PRODUCT_DEVICE := generic_arm64_ab
 PRODUCT_BRAND := Android
diff --git a/target/product/aosp_arm_a.mk b/target/product/aosp_arm_a.mk
index 6be8e82..3060fa9 100644
--- a/target/product/aosp_arm_a.mk
+++ b/target/product/aosp_arm_a.mk
@@ -16,12 +16,10 @@
 
 # PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
 # /vendor/[build|default].prop when build split is on. In order to have sysprops
-# on the generic system image, place them in build/make/target/board/generic_arm_a/
-# system.prop.
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
 
-include build/make/target/product/treble_common.mk
-
-$(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_base_telephony.mk)
+include build/make/target/product/treble_common_32.mk
 
 PRODUCT_NAME := aosp_arm_a
 PRODUCT_DEVICE := generic_arm_a
diff --git a/target/product/aosp_arm_ab.mk b/target/product/aosp_arm_ab.mk
new file mode 100644
index 0000000..98b2f99
--- /dev/null
+++ b/target/product/aosp_arm_ab.mk
@@ -0,0 +1,33 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common_32.mk
+
+AB_OTA_UPDATER := true
+AB_OTA_PARTITIONS := system
+PRODUCT_PACKAGES += \
+    update_engine \
+    update_verifier
+
+PRODUCT_NAME := aosp_arm_ab
+PRODUCT_DEVICE := generic_arm_ab
+PRODUCT_BRAND := Android
+PRODUCT_MODEL := AOSP on ARM32
diff --git a/target/product/aosp_x86_64_a.mk b/target/product/aosp_x86_64_a.mk
new file mode 100644
index 0000000..a7fb740
--- /dev/null
+++ b/target/product/aosp_x86_64_a.mk
@@ -0,0 +1,27 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common_64.mk
+
+PRODUCT_NAME := aosp_x86_64_a
+PRODUCT_DEVICE := generic_x86_64_a
+PRODUCT_BRAND := Android
+PRODUCT_MODEL := AOSP on x86_64
diff --git a/target/product/aosp_x86_64_ab.mk b/target/product/aosp_x86_64_ab.mk
new file mode 100644
index 0000000..4590dc5
--- /dev/null
+++ b/target/product/aosp_x86_64_ab.mk
@@ -0,0 +1,33 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common_64.mk
+
+AB_OTA_UPDATER := true
+AB_OTA_PARTITIONS := system
+PRODUCT_PACKAGES += \
+    update_engine \
+    update_verifier
+
+PRODUCT_NAME := aosp_x86_64_ab
+PRODUCT_DEVICE := generic_x86_64_ab
+PRODUCT_BRAND := Android
+PRODUCT_MODEL := AOSP on x86_64
diff --git a/target/product/aosp_x86_a.mk b/target/product/aosp_x86_a.mk
new file mode 100644
index 0000000..9ed2995
--- /dev/null
+++ b/target/product/aosp_x86_a.mk
@@ -0,0 +1,27 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common_32.mk
+
+PRODUCT_NAME := aosp_x86_a
+PRODUCT_DEVICE := generic_x86_a
+PRODUCT_BRAND := Android
+PRODUCT_MODEL := AOSP on x86
diff --git a/target/product/aosp_x86_ab.mk b/target/product/aosp_x86_ab.mk
new file mode 100644
index 0000000..404a4da
--- /dev/null
+++ b/target/product/aosp_x86_ab.mk
@@ -0,0 +1,33 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common_32.mk
+
+AB_OTA_UPDATER := true
+AB_OTA_PARTITIONS := system
+PRODUCT_PACKAGES += \
+    update_engine \
+    update_verifier
+
+PRODUCT_NAME := aosp_x86_ab
+PRODUCT_DEVICE := generic_x86_ab
+PRODUCT_BRAND := Android
+PRODUCT_MODEL := AOSP on x86
diff --git a/target/product/base.mk b/target/product/base.mk
index a182f18..c3eb3b2 100644
--- a/target/product/base.mk
+++ b/target/product/base.mk
@@ -76,8 +76,6 @@
     libnetlink \
     libnetutils \
     libpdfium \
-    libradio \
-    libradioservice \
     libradio_metadata \
     libreference-ril \
     libreverbwrapper \
@@ -140,6 +138,7 @@
 
 # Essential HAL modules
 PRODUCT_PACKAGES += \
+    android.hardware.cas@1.0-service \
     android.hardware.media.omx@1.0-service
 
 # XML schema files
diff --git a/target/product/core_minimal.mk b/target/product/core_minimal.mk
index 05e3b45..b252349 100644
--- a/target/product/core_minimal.mk
+++ b/target/product/core_minimal.mk
@@ -71,6 +71,7 @@
     libfilterfw \
     libkeystore \
     libgatekeeper \
+    libneuralnetworks \
     libwebviewchromium_loader \
     libwebviewchromium_plat_support \
     libwilhelm \
diff --git a/target/product/embedded.mk b/target/product/embedded.mk
index 9e684f7..246a553 100644
--- a/target/product/embedded.mk
+++ b/target/product/embedded.mk
@@ -20,7 +20,7 @@
 PRODUCT_PACKAGES += \
     adb \
     adbd \
-    android.hardware.configstore@1.1-service \
+    android.hardware.configstore@1.0-service \
     android.hidl.allocator@1.0-service \
     android.hidl.memory@1.0-impl \
     atrace \
@@ -76,6 +76,7 @@
     shell_and_utilities \
     storaged \
     surfaceflinger \
+    thermalserviced \
     tombstoned \
     tzdatacheck \
     vndservice \
diff --git a/target/product/go_defaults.mk b/target/product/go_defaults.mk
new file mode 100644
index 0000000..faa1852
--- /dev/null
+++ b/target/product/go_defaults.mk
@@ -0,0 +1,19 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# Inherit common Android Go defaults.
+$(call inherit-product, build/target/product/go_defaults_common.mk)
+
diff --git a/target/product/go_defaults_512.mk b/target/product/go_defaults_512.mk
new file mode 100644
index 0000000..56ab29b
--- /dev/null
+++ b/target/product/go_defaults_512.mk
@@ -0,0 +1,28 @@
+#
+# Copyright (C) 2017 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Inherit common Android Go defaults.
+$(call inherit-product, build/target/product/go_defaults_common.mk)
+
+# 512MB specific properties.
+
+# lmkd can kill more now.
+PRODUCT_PROPERTY_OVERRIDES += \
+     ro.lmk.medium=700 \
+
+# madvise random in ART to reduce page cache thrashing.
+PRODUCT_PROPERTY_OVERRIDES += \
+     dalvik.vm.madvise-random=true
diff --git a/target/product/go_defaults_common.mk b/target/product/go_defaults_common.mk
new file mode 100644
index 0000000..fbb9567
--- /dev/null
+++ b/target/product/go_defaults_common.mk
@@ -0,0 +1,57 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# Sets Android Go recommended default values for propreties.
+
+# Set lowram options
+PRODUCT_PROPERTY_OVERRIDES += \
+     ro.config.low_ram=true \
+     ro.lmk.critical_upgrade=true \
+     ro.lmk.upgrade_pressure=40
+
+# set threshold to filter unused apps
+PRODUCT_PROPERTY_OVERRIDES += \
+     pm.dexopt.downgrade_after_inactive_days=10
+
+
+# Speed profile services and wifi-service to reduce RAM and storage.
+PRODUCT_SYSTEM_SERVER_COMPILER_FILTER := speed-profile
+
+# Always preopt extracted APKs to prevent extracting out of the APK for gms
+# modules.
+PRODUCT_ALWAYS_PREOPT_EXTRACTED_APK := true
+
+# Use a profile based boot image for this device. Note that this is currently a
+# generic profile and not Android Go optimized.
+PRODUCT_USE_PROFILE_FOR_BOOT_IMAGE := true
+PRODUCT_DEX_PREOPT_BOOT_IMAGE_PROFILE_LOCATION := frameworks/base/config/boot-image-profile.txt
+
+# set the compiler filter for shared apks to quicken.
+# Rationale: speed has a lot of dex code expansion, it uses more ram and space
+# compared to quicken. Using quicken for shared APKs on Go devices may save RAM.
+# Note that this is a trade-off: here we trade clean pages for dirty pages,
+# extra cpu and battery. That's because the quicken files will be jit-ed in all
+# the processes that load of shared apk and the code cache is not shared.
+# Some notable apps that will be affected by this are gms and chrome.
+# b/65591595.
+PRODUCT_PROPERTY_OVERRIDES += \
+     pm.dexopt.shared=quicken
+
+# Default heap sizes. Allow up to 256m for large heaps to make sure a single app
+# doesn't take all of the RAM.
+PRODUCT_PROPERTY_OVERRIDES += dalvik.vm.heapgrowthlimit=128m
+PRODUCT_PROPERTY_OVERRIDES += dalvik.vm.heapsize=256m
+
diff --git a/target/product/languages_full.mk b/target/product/languages_full.mk
index 36c3de8..846cd70 100644
--- a/target/product/languages_full.mk
+++ b/target/product/languages_full.mk
@@ -15,10 +15,91 @@
 #
 
 # This is a build configuration that just contains a list of languages.
-# It helps in situations where languages must come first in the list,
-# mostly because screen densities interfere with the list of locales and
-# the system misbehaves when a density is the first locale.
-
-# These are all the locales that have translations and are displayable
-# by TextView in this branch.
-PRODUCT_LOCALES := en_US en_AU en_IN fr_FR it_IT es_ES et_EE de_DE nl_NL cs_CZ pl_PL ja_JP zh_TW zh_CN zh_HK ru_RU ko_KR nb_NO es_US da_DK el_GR tr_TR pt_PT pt_BR sv_SE bg_BG ca_ES en_GB fi_FI hi_IN hr_HR hu_HU in_ID iw_IL lt_LT lv_LV ro_RO sk_SK sl_SI sr_RS uk_UA vi_VN tl_PH ar_EG fa_IR th_TH sw_TZ ms_MY af_ZA zu_ZA am_ET en_XA ar_XB fr_CA km_KH lo_LA ne_NP si_LK mn_MN hy_AM az_AZ ka_GE my_MM mr_IN ml_IN is_IS mk_MK ky_KG eu_ES gl_ES bn_BD ta_IN kn_IN te_IN uz_UZ ur_PK kk_KZ sq_AL gu_IN pa_IN be_BY bs_BA sr_Latn_RS
+#
+# These are all the locales that have translations.
+PRODUCT_LOCALES := \
+        en_US \
+        af_ZA \
+        am_ET \
+        ar_EG \
+        ar_XB \
+        az_AZ \
+        be_BY \
+        bg_BG \
+        bn_BD \
+        bs_BA \
+        ca_ES \
+        cs_CZ \
+        da_DK \
+        de_DE \
+        el_GR \
+        en_AU \
+        en_CA \
+        en_GB \
+        en_IN \
+        en_XA \
+        en_XC \
+        es_ES \
+        es_US \
+        et_EE \
+        eu_ES \
+        fa_IR \
+        fi_FI \
+        fr_CA \
+        fr_FR \
+        gl_ES \
+        gu_IN \
+        hi_IN \
+        hr_HR \
+        hu_HU \
+        hy_AM \
+        in_ID \
+        is_IS \
+        it_IT \
+        iw_IL \
+        ja_JP \
+        ka_GE \
+        kk_KZ \
+        km_KH \
+        kn_IN \
+        ko_KR \
+        ky_KG \
+        lo_LA \
+        lt_LT \
+        lv_LV \
+        mk_MK \
+        ml_IN \
+        mn_MN \
+        mr_IN \
+        ms_MY \
+        my_MM \
+        nb_NO \
+        ne_NP \
+        nl_NL \
+        pa_IN \
+        pl_PL \
+        pt_BR \
+        pt_PT \
+        ro_RO \
+        ru_RU \
+        si_LK \
+        sk_SK \
+        sl_SI \
+        sq_AL \
+        sr_Latn_RS \
+        sr_RS \
+        sv_SE \
+        sw_TZ \
+        ta_IN \
+        te_IN \
+        th_TH \
+        tl_PH \
+        tr_TR \
+        uk_UA \
+        ur_PK \
+        uz_UZ \
+        vi_VN \
+        zh_CN \
+        zh_HK \
+        zh_TW \
+        zu_ZA
diff --git a/target/product/product_launched_with_o_mr1.mk b/target/product/product_launched_with_o_mr1.mk
new file mode 100644
index 0000000..25620aa
--- /dev/null
+++ b/target/product/product_launched_with_o_mr1.mk
@@ -0,0 +1,2 @@
+#PRODUCT_SHIPPING_API_LEVEL indicates the first api level, device has been commercially launced on.
+PRODUCT_SHIPPING_API_LEVEL := 27
diff --git a/target/product/sdk_base.mk b/target/product/sdk_base.mk
index 75a63e6..a641be3 100644
--- a/target/product/sdk_base.mk
+++ b/target/product/sdk_base.mk
@@ -92,7 +92,7 @@
 	frameworks/base/data/sounds/effects/VideoRecord.ogg:system/media/audio/ui/VideoRecord.ogg \
 	frameworks/base/data/sounds/effects/VideoStop.ogg:system/media/audio/ui/VideoStop.ogg \
 	device/generic/goldfish/data/etc/handheld_core_hardware.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/handheld_core_hardware.xml \
-	device/generic/goldfish/camera/media_profiles.xml:$(TARGET_COPY_OUT_VENDOR)/etc/media_profiles_V1_0.xml \
+	device/generic/goldfish/camera/media_profiles.xml:$(TARGET_COPY_OUT_VENDOR)/etc/media_profiles.xml \
 	frameworks/av/media/libstagefright/data/media_codecs_google_audio.xml:$(TARGET_COPY_OUT_VENDOR)/etc/media_codecs_google_audio.xml \
 	frameworks/av/media/libstagefright/data/media_codecs_google_telephony.xml:$(TARGET_COPY_OUT_VENDOR)/etc/media_codecs_google_telephony.xml \
 	device/generic/goldfish/camera/media_codecs_google_video.xml:$(TARGET_COPY_OUT_VENDOR)/etc/media_codecs_google_video.xml \
diff --git a/target/product/treble_common.mk b/target/product/treble_common.mk
index 829d5f1..2377188 100644
--- a/target/product/treble_common.mk
+++ b/target/product/treble_common.mk
@@ -14,9 +14,27 @@
 # limitations under the License.
 #
 
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+# Generic system image inherits from AOSP with telephony
+$(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_base.mk)
+$(call inherit-product, $(SRC_TARGET_DIR)/product/telephony.mk)
+
 # Split selinux policy
 PRODUCT_FULL_TREBLE_OVERRIDE := true
 
+# vintf utility:
+PRODUCT_PACKAGES += \
+    vintf
+
+# The Messaging app:
+#   Needed for android.telecom.cts.ExtendedInCallServiceTest#testOnCannedTextResponsesLoaded
+PRODUCT_PACKAGES += \
+    messaging
+
 # All VNDK libraries (HAL interfaces, VNDK, VNDK-SP, LL-NDK)
 PRODUCT_PACKAGES += vndk_package
 
@@ -40,3 +58,26 @@
 #   audio.a2dp.default to support A2DP if board has the capability.
 PRODUCT_PACKAGES += \
     audio.a2dp.default
+
+# Net:
+#   Vendors can use the platform-provided network configuration utilities (ip,
+#   iptable, etc.) to configure the Linux networking stack, but these utilities
+#   do not yet include a HIDL interface wrapper. This is a solution on
+#   Android O.
+PRODUCT_PACKAGES += \
+    netutils-wrapper-1.0
+
+# Telephony:
+#   Provide a default APN configuration
+PRODUCT_COPY_FILES += \
+    device/generic/goldfish/data/etc/apns-conf.xml:system/etc/apns-conf.xml
+
+# Android Verified Boot (AVB):
+#   Builds a special vbmeta.img that disables AVB verification.
+#   Otherwise, AVB will prevent the device from booting the generic system.img.
+#   Also checks that BOARD_AVB_ENABLE is not set, to prevent adding verity
+#   metadata into system.img.
+ifeq ($(BOARD_AVB_ENABLE),true)
+$(error BOARD_AVB_ENABLE cannot be set for Treble GSI)
+endif
+BOARD_BUILD_DISABLED_VBMETAIMAGE := true
diff --git a/target/product/treble_common_32.mk b/target/product/treble_common_32.mk
new file mode 100644
index 0000000..0023c3b
--- /dev/null
+++ b/target/product/treble_common_32.mk
@@ -0,0 +1,22 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common.mk
diff --git a/target/product/treble_common_64.mk b/target/product/treble_common_64.mk
new file mode 100644
index 0000000..fc3c16f
--- /dev/null
+++ b/target/product/treble_common_64.mk
@@ -0,0 +1,37 @@
+#
+# Copyright (C) 2017 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.
+#
+
+# PRODUCT_PROPERTY_OVERRIDES cannot be used here because sysprops will be at
+# /vendor/[build|default].prop when build split is on. In order to have sysprops
+# on the generic system image, place them in build/make/target/board/
+# treble_system.prop.
+
+include build/make/target/product/treble_common.mk
+
+# For now this will allow 64-bit apps, but still compile all apps with JNI
+# for 32-bit only.
+
+# Copy different zygote settings for vendor.img to select by setting property
+# ro.zygote=zygote64_32 or ro.zygote=zygote32_64:
+#   1. 64-bit primary, 32-bit secondary OR
+#   2. 32-bit primary, 64-bit secondary
+#   3. 64-bit only is currently forbidden (b/64280459#comment6)
+PRODUCT_COPY_FILES += \
+    system/core/rootdir/init.zygote64_32.rc:root/init.zygote64_32.rc \
+    system/core/rootdir/init.zygote32_64.rc:root/init.zygote32_64.rc
+
+TARGET_SUPPORTS_32_BIT_APPS := true
+TARGET_SUPPORTS_64_BIT_APPS := true
diff --git a/target/product/vndk/Android.mk b/target/product/vndk/Android.mk
index d2d9562..ea8c95e 100644
--- a/target/product/vndk/Android.mk
+++ b/target/product/vndk/Android.mk
@@ -2,25 +2,6 @@
 LOCAL_PATH:= $(call my-dir)
 
 #####################################################################
-# Setting the VNDK version. Version is 10000.0 for not-yet-published
-# platform and xx.y for released platform.
-vndk_major_ver := 10000
-vndk_minor_ver := 0
-
-#TODO(b/68027291): Revive this check when we have stable VNDK in P or later.
-#ifneq ($(vndk_major_ver), $(PLATFORM_SDK_VERSION))
-#$(error vndk_major_version does not match PLATFORM_SDK_VERSION, please update.)
-#endif
-
-ifneq (REL,$(PLATFORM_VERSION_CODENAME))
-    vndk_major_ver := 10000
-    vndk_minor_ver := 0
-endif
-PLATFORM_VNDK_VERSION := $(vndk_major_ver).$(vndk_minor_ver)
-vndk_major_ver :=
-vndk_minor_ver :=
-
-#####################################################################
 # Create the list of vndk libraries from the source code.
 INTERNAL_VNDK_LIB_LIST := $(call intermediates-dir-for,PACKAGING,vndk)/libs.txt
 $(INTERNAL_VNDK_LIB_LIST):
diff --git a/tools/check_builds.sh b/tools/check_builds.sh
index c255bf0..7e4ea7c 100644
--- a/tools/check_builds.sh
+++ b/tools/check_builds.sh
@@ -65,7 +65,7 @@
         inputs="$inputs $TEST_BUILD_DIR/dist-$1/installed-files.txt"
         shift
     done
-    build/tools/compare_fileslist.py $inputs > $TEST_BUILD_DIR/sizes.html
+    build/make/tools/compare_fileslist.py $inputs > $TEST_BUILD_DIR/sizes.html
 }
 
 function check_builds
@@ -87,6 +87,6 @@
         fi
         shift
     done
-    build/tools/compare_fileslist.py $inputs > $TEST_BUILD_DIR/sizes.html
+    build/make/tools/compare_fileslist.py $inputs > $TEST_BUILD_DIR/sizes.html
 }
 
diff --git a/tools/droiddoc/test/stubs/run.sh b/tools/droiddoc/test/stubs/run.sh
index 2ea15a6..7c8a894 100755
--- a/tools/droiddoc/test/stubs/run.sh
+++ b/tools/droiddoc/test/stubs/run.sh
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-DIR=build/tools/droiddoc/test/stubs
+DIR=build/make/tools/droiddoc/test/stubs
 
 pushd $TOP
 
diff --git a/tools/releasetools/build_image.py b/tools/releasetools/build_image.py
index e11f5a6..e4e4138 100755
--- a/tools/releasetools/build_image.py
+++ b/tools/releasetools/build_image.py
@@ -517,6 +517,17 @@
   elif fs_type.startswith("f2fs"):
     build_command = ["mkf2fsuserimg.sh"]
     build_command.extend([out_file, prop_dict["partition_size"]])
+    if fs_config:
+      build_command.extend(["-C", fs_config])
+    build_command.extend(["-f", in_dir])
+    if target_out:
+      build_command.extend(["-D", target_out])
+    if "selinux_fc" in prop_dict:
+      build_command.extend(["-s", prop_dict["selinux_fc"]])
+    build_command.extend(["-t", prop_dict["mount_point"]])
+    if "timestamp" in prop_dict:
+      build_command.extend(["-T", str(prop_dict["timestamp"])])
+    build_command.extend(["-L", prop_dict["mount_point"]])
   else:
     print("Error: unknown filesystem type '%s'" % (fs_type))
     return False
@@ -548,6 +559,7 @@
     if base_fs_file is not None:
       os.remove(base_fs_file)
   if exit_code != 0:
+    print("Error: '%s' failed with exit code %d" % (build_command, exit_code))
     return False
 
   # Bug: 21522719, 22023465
@@ -625,7 +637,11 @@
 
     os.remove(unsparse_image)
 
-  return exit_code == 0
+    if exit_code != 0:
+      print("Error: '%s' failed with exit code %d" % (e2fsck_command, exit_code))
+      return False
+
+  return True
 
 
 def ImagePropFromGlobalDict(glob_dict, mount_point):
diff --git a/tools/releasetools/check_target_files_signatures.py b/tools/releasetools/check_target_files_signatures.py
index f9aa4fa..c4877e0 100755
--- a/tools/releasetools/check_target_files_signatures.py
+++ b/tools/releasetools/check_target_files_signatures.py
@@ -235,12 +235,40 @@
     self.certmap = None
 
   def LoadZipFile(self, filename):
-    d, z = common.UnzipTemp(filename, ['*.apk'])
+    # First read the APK certs file to figure out whether there are compressed
+    # APKs in the archive. If we do have compressed APKs in the archive, then we
+    # must decompress them individually before we perform any analysis.
+
+    # This is the list of wildcards of files we extract from |filename|.
+    apk_extensions = ['*.apk']
+
+    self.certmap, compressed_extension = common.ReadApkCerts(zipfile.ZipFile(filename, "r"))
+    if compressed_extension:
+      apk_extensions.append("*.apk" + compressed_extension)
+
+    d, z = common.UnzipTemp(filename, apk_extensions)
     try:
       self.apks = {}
       self.apks_by_basename = {}
       for dirpath, _, filenames in os.walk(d):
         for fn in filenames:
+          # Decompress compressed APKs before we begin processing them.
+          if compressed_extension and fn.endswith(compressed_extension):
+            # First strip the compressed extension from the file.
+            uncompressed_fn = fn[:-len(compressed_extension)]
+
+            # Decompress the compressed file to the output file.
+            common.Gunzip(os.path.join(dirpath, fn),
+                          os.path.join(dirpath, uncompressed_fn))
+
+            # Finally, delete the compressed file and use the uncompressed file
+            # for further processing. Note that the deletion is not strictly required,
+            # but is done here to ensure that we're not using too much space in
+            # the temporary directory.
+            os.remove(os.path.join(dirpath, fn))
+            fn = uncompressed_fn
+
+
           if fn.endswith(".apk"):
             fullname = os.path.join(dirpath, fn)
             displayname = fullname[len(d)+1:]
@@ -253,7 +281,6 @@
     finally:
       shutil.rmtree(d)
 
-    self.certmap = common.ReadApkCerts(z)
     z.close()
 
   def CheckSharedUids(self):
diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index 639e3b6..fc1f52a 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -18,6 +18,7 @@
 import errno
 import getopt
 import getpass
+import gzip
 import imp
 import os
 import platform
@@ -565,6 +566,13 @@
   return None
 
 
+def Gunzip(in_filename, out_filename):
+  """Gunzip the given gzip compressed file to a given output file.
+  """
+  with gzip.open(in_filename, "rb") as in_file, open(out_filename, "wb") as out_file:
+    shutil.copyfileobj(in_file, out_file)
+
+
 def UnzipTemp(filename, pattern=None):
   """Unzip the given archive into a temporary directory and return the name.
 
@@ -786,16 +794,34 @@
 
 def ReadApkCerts(tf_zip):
   """Given a target_files ZipFile, parse the META/apkcerts.txt file
-  and return a {package: cert} dict."""
+  and return a tuple with the following elements: (1) a dictionary that maps
+  packages to certs (based on the "certificate" and "private_key" attributes
+  in the file. (2) A string representing the extension of compressed APKs in
+  the target files (e.g ".gz" ".bro")."""
   certmap = {}
+  compressed_extension = None
+
+  # META/apkcerts.txt contains the info for _all_ the packages known at build
+  # time. Filter out the ones that are not installed.
+  installed_files = set()
+  for name in tf_zip.namelist():
+    basename = os.path.basename(name)
+    if basename:
+      installed_files.add(basename)
+
   for line in tf_zip.read("META/apkcerts.txt").split("\n"):
     line = line.strip()
     if not line:
       continue
-    m = re.match(r'^name="(.*)"\s+certificate="(.*)"\s+'
-                 r'private_key="(.*)"$', line)
+    m = re.match(r'^name="(?P<NAME>.*)"\s+certificate="(?P<CERT>.*)"\s+'
+                 r'private_key="(?P<PRIVKEY>.*?)"(\s+compressed="(?P<COMPRESSED>.*)")?$',
+                 line)
     if m:
-      name, cert, privkey = m.groups()
+      matches = m.groupdict()
+      cert = matches["CERT"]
+      privkey = matches["PRIVKEY"]
+      name = matches["NAME"]
+      this_compressed_extension = matches["COMPRESSED"]
       public_key_suffix_len = len(OPTIONS.public_key_suffix)
       private_key_suffix_len = len(OPTIONS.private_key_suffix)
       if cert in SPECIAL_CERT_STRINGS and not privkey:
@@ -806,7 +832,22 @@
         certmap[name] = cert[:-public_key_suffix_len]
       else:
         raise ValueError("failed to parse line from apkcerts.txt:\n" + line)
-  return certmap
+      if this_compressed_extension:
+        # Only count the installed files.
+        filename = name + '.' + this_compressed_extension
+        if filename not in installed_files:
+          continue
+        # Make sure that all the values in the compression map have the same
+        # extension. We don't support multiple compression methods in the same
+        # system image.
+        if compressed_extension:
+          if this_compressed_extension != compressed_extension:
+            raise ValueError("multiple compressed extensions : %s vs %s",
+                             (compressed_extension, this_compressed_extension))
+        else:
+          compressed_extension = this_compressed_extension
+
+  return (certmap, ("." + compressed_extension) if compressed_extension else None)
 
 
 COMMON_DOCSTRING = """
diff --git a/tools/releasetools/sign_target_files_apks.py b/tools/releasetools/sign_target_files_apks.py
index c30ebff..f559b29 100755
--- a/tools/releasetools/sign_target_files_apks.py
+++ b/tools/releasetools/sign_target_files_apks.py
@@ -100,8 +100,10 @@
 import cStringIO
 import copy
 import errno
+import gzip
 import os
 import re
+import shutil
 import stat
 import subprocess
 import tempfile
@@ -124,9 +126,7 @@
 OPTIONS.avb_algorithms = {}
 OPTIONS.avb_extra_args = {}
 
-def GetApkCerts(tf_zip):
-  certmap = common.ReadApkCerts(tf_zip)
-
+def GetApkCerts(certmap):
   # apply the key remapping to the contents of the file
   for apk, cert in certmap.iteritems():
     certmap[apk] = OPTIONS.key_map.get(cert, cert)
@@ -140,13 +140,19 @@
   return certmap
 
 
-def CheckAllApksSigned(input_tf_zip, apk_key_map):
+def CheckAllApksSigned(input_tf_zip, apk_key_map, compressed_extension):
   """Check that all the APKs we want to sign have keys specified, and
   error out if they don't."""
   unknown_apks = []
+  compressed_apk_extension = None
+  if compressed_extension:
+    compressed_apk_extension = ".apk" + compressed_extension
   for info in input_tf_zip.infolist():
-    if info.filename.endswith(".apk"):
+    if (info.filename.endswith(".apk") or
+        (compressed_apk_extension and info.filename.endswith(compressed_apk_extension))):
       name = os.path.basename(info.filename)
+      if compressed_apk_extension and name.endswith(compressed_apk_extension):
+        name = name[:-len(compressed_extension)]
       if name not in apk_key_map:
         unknown_apks.append(name)
   if unknown_apks:
@@ -157,11 +163,25 @@
     sys.exit(1)
 
 
-def SignApk(data, keyname, pw, platform_api_level, codename_to_api_level_map):
+def SignApk(data, keyname, pw, platform_api_level, codename_to_api_level_map,
+            is_compressed):
   unsigned = tempfile.NamedTemporaryFile()
   unsigned.write(data)
   unsigned.flush()
 
+  if is_compressed:
+    uncompressed = tempfile.NamedTemporaryFile()
+    with gzip.open(unsigned.name, "rb") as in_file, open(uncompressed.name, "wb") as out_file:
+      shutil.copyfileobj(in_file, out_file)
+
+    # Finally, close the "unsigned" file (which is gzip compressed), and then
+    # replace it with the uncompressed version.
+    #
+    # TODO(narayan): All this nastiness can be avoided if python 3.2 is in use,
+    # we could just gzip / gunzip in-memory buffers instead.
+    unsigned.close()
+    unsigned = uncompressed
+
   signed = tempfile.NamedTemporaryFile()
 
   # For pre-N builds, don't upgrade to SHA-256 JAR signatures based on the APK's
@@ -186,7 +206,18 @@
       min_api_level=min_api_level,
       codename_to_api_level_map=codename_to_api_level_map)
 
-  data = signed.read()
+  data = None;
+  if is_compressed:
+    # Recompress the file after it has been signed.
+    compressed = tempfile.NamedTemporaryFile()
+    with open(signed.name, "rb") as in_file, gzip.open(compressed.name, "wb") as out_file:
+      shutil.copyfileobj(in_file, out_file)
+
+    data = compressed.read()
+    compressed.close()
+  else:
+    data = signed.read()
+
   unsigned.close()
   signed.close()
 
@@ -195,11 +226,17 @@
 
 def ProcessTargetFiles(input_tf_zip, output_tf_zip, misc_info,
                        apk_key_map, key_passwords, platform_api_level,
-                       codename_to_api_level_map):
+                       codename_to_api_level_map,
+                       compressed_extension):
+
+  compressed_apk_extension = None
+  if compressed_extension:
+    compressed_apk_extension = ".apk" + compressed_extension
 
   maxsize = max([len(os.path.basename(i.filename))
                  for i in input_tf_zip.infolist()
-                 if i.filename.endswith('.apk')])
+                 if i.filename.endswith('.apk') or
+                 (compressed_apk_extension and i.filename.endswith(compressed_apk_extension))])
   system_root_image = misc_info.get("system_root_image") == "true"
 
   for info in input_tf_zip.infolist():
@@ -210,13 +247,18 @@
     out_info = copy.copy(info)
 
     # Sign APKs.
-    if info.filename.endswith(".apk"):
+    if (info.filename.endswith(".apk") or
+        (compressed_apk_extension and info.filename.endswith(compressed_apk_extension))):
+      is_compressed = compressed_extension and info.filename.endswith(compressed_apk_extension)
       name = os.path.basename(info.filename)
+      if is_compressed:
+        name = name[:-len(compressed_extension)]
+
       key = apk_key_map[name]
       if key not in common.SPECIAL_CERT_STRINGS:
         print "    signing: %-*s (%s)" % (maxsize, name, key)
         signed_data = SignApk(data, key, key_passwords[key], platform_api_level,
-            codename_to_api_level_map)
+            codename_to_api_level_map, is_compressed)
         common.ZipWriteStr(output_tf_zip, out_info, signed_data)
       else:
         # an APK we're not supposed to sign.
@@ -751,8 +793,9 @@
 
   BuildKeyMap(misc_info, key_mapping_options)
 
-  apk_key_map = GetApkCerts(input_zip)
-  CheckAllApksSigned(input_zip, apk_key_map)
+  certmap, compressed_extension = common.ReadApkCerts(input_zip)
+  apk_key_map = GetApkCerts(certmap)
+  CheckAllApksSigned(input_zip, apk_key_map, compressed_extension)
 
   key_passwords = common.GetKeyPasswords(set(apk_key_map.values()))
   platform_api_level, _ = GetApiLevelAndCodename(input_zip)
@@ -761,7 +804,8 @@
   ProcessTargetFiles(input_zip, output_zip, misc_info,
                      apk_key_map, key_passwords,
                      platform_api_level,
-                     codename_to_api_level_map)
+                     codename_to_api_level_map,
+                     compressed_extension)
 
   common.ZipClose(input_zip)
   common.ZipClose(output_zip)
diff --git a/tools/soong_to_convert.py b/tools/soong_to_convert.py
index 3d62d43..083f6f7 100755
--- a/tools/soong_to_convert.py
+++ b/tools/soong_to_convert.py
@@ -76,8 +76,10 @@
     problems = dict()
     deps = dict()
     reverse_deps = dict()
+    module_types = dict()
 
-    for (module, problem, dependencies) in reader:
+    for (module, module_type, problem, dependencies) in reader:
+        module_types[module] = module_type
         problems[module] = problem
         deps[module] = [d for d in dependencies.strip().split(' ') if d != ""]
         for dep in deps[module]:
@@ -94,16 +96,19 @@
         extra = ""
         if len(problems[module]) > 0:
             extra = " ({})".format(problems[module])
-        results.append((count_deps(reverse_deps, module, []), module + extra))
+        results.append((count_deps(reverse_deps, module, []), module + extra, module_types[module]))
 
     return sorted(results, key=lambda result: (-result[0], result[1]))
 
+def filter(results, module_type):
+    return [x for x in results if x[2] == module_type]
+
 def display(results):
     """Displays the results"""
     count_header = "# Blocked on"
     count_width = len(count_header)
     print("{} Module (potential problems)".format(count_header))
-    for (count, module) in results:
+    for (count, module, module_type) in results:
         print("{:>{}} {}".format(count, count_width, module))
 
 def main(filename):
@@ -111,7 +116,15 @@
     with open(filename, 'rb') as csvfile:
         results = process(csv.reader(csvfile))
 
-    display(results)
+    native_results = filter(results, "native")
+    java_results = filter(results, "java")
+
+    print("native modules ready to convert")
+    display(native_results)
+
+    print("")
+    print("java modules ready to convert")
+    display(java_results)
 
 if __name__ == "__main__":
     if len(sys.argv) != 2:
diff --git a/tools/warn.py b/tools/warn.py
index cc63de4..62feac3 100755
--- a/tools/warn.py
+++ b/tools/warn.py
@@ -2371,7 +2371,7 @@
   for idx in reversed(range(2, len(parts))):
     root_path = '/'.join(parts[:idx])
     # Android root directory should contain this script.
-    if os.path.exists(root_path + '/build/tools/warn.py'):
+    if os.path.exists(root_path + '/build/make/tools/warn.py'):
       android_root = root_path
       return root_path
   return ''