diff --git a/core/dex_preopt_libart.mk b/core/dex_preopt_libart.mk
index ae2c586..62ad170 100644
--- a/core/dex_preopt_libart.mk
+++ b/core/dex_preopt_libart.mk
@@ -20,6 +20,10 @@
 PRELOADED_CLASSES := $(call word-colon,1,$(firstword \
     $(filter %system/etc/preloaded-classes,$(PRODUCT_COPY_FILES))))
 
+# Use the first compiled-classes file in PRODUCT_COPY_FILES.
+COMPILED_CLASSES := $(call word-colon,1,$(firstword \
+    $(filter %system/etc/compiled-classes,$(PRODUCT_COPY_FILES))))
+
 # Default to debug version to help find bugs.
 # Set USE_DEX2OAT_DEBUG to false for only building non-debug versions.
 ifneq ($(USE_DEX2OAT_DEBUG), false)
diff --git a/core/dex_preopt_libart_boot.mk b/core/dex_preopt_libart_boot.mk
index aa4a1de..826075f 100644
--- a/core/dex_preopt_libart_boot.mk
+++ b/core/dex_preopt_libart_boot.mk
@@ -37,6 +37,12 @@
   PRODUCT_DEX_PREOPT_BOOT_FLAGS += --compile-pic
 endif
 
+# If we have a compiled-classes file, create a parameter.
+COMPILED_CLASSES_FLAGS :=
+ifneq ($(COMPILED_CLASSES),)
+  COMPILED_CLASSES_FLAGS := --compiled-classes=$(COMPILED_CLASSES)
+endif
+
 # The rule to install boot.art and boot.oat
 $($(my_2nd_arch_prefix)DEFAULT_DEX_PREOPT_INSTALLED_IMAGE) : $($(my_2nd_arch_prefix)DEFAULT_DEX_PREOPT_BUILT_IMAGE_FILENAME) | $(ACP)
 	$(call copy-file-to-target)
@@ -60,4 +66,4 @@
 		--instruction-set-variant=$($(PRIVATE_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_CPU_VARIANT) \
 		--instruction-set-features=$($(PRIVATE_2ND_ARCH_VAR_PREFIX)DEX2OAT_TARGET_INSTRUCTION_SET_FEATURES) \
 		--android-root=$(PRODUCT_OUT)/system --include-patch-information --runtime-arg -Xnorelocate --no-include-debug-symbols \
-		$(PRODUCT_DEX_PREOPT_BOOT_FLAGS)
+		$(PRODUCT_DEX_PREOPT_BOOT_FLAGS) $(COMPILED_CLASSES_FLAGS)
diff --git a/target/product/base.mk b/target/product/base.mk
index 6387fda..0d052b5 100644
--- a/target/product/base.mk
+++ b/target/product/base.mk
@@ -118,5 +118,10 @@
 PRODUCT_COPY_FILES := $(call add-to-product-copy-files-if-exists,\
     frameworks/base/preloaded-classes:system/etc/preloaded-classes)
 
+# Note: it is acceptable to not have a compiled-classes file. In that case, all boot classpath
+#       classes will be compiled.
+PRODUCT_COPY_FILES += $(call add-to-product-copy-files-if-exists,\
+    frameworks/base/compiled-classes:system/etc/compiled-classes)
+
 
 $(call inherit-product, $(SRC_TARGET_DIR)/product/embedded.mk)