diff --git a/core/definitions.mk b/core/definitions.mk
index df8dc86..fab88f3 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -681,7 +681,7 @@
 # $(1): library name
 # $(2): Non-empty if IS_HOST_MODULE
 define _java-lib-full-classes.jar
-$(call _java-lib-dir,$(1),$(2))/$(if $(2),javalib,classes)$(COMMON_JAVA_PACKAGE_SUFFIX)
+$(call _java-lib-dir,$(1),$(2))/classes.jar
 endef
 
 # Get the jar files (you can pass to "javac -classpath") of static or shared
@@ -704,14 +704,6 @@
 $(call java-lib-files,$(1),$(2))
 endef
 
-# Get the jar files (you can pass to "javac -classpath") of host dalvik Java libraries.
-# You can also use them as dependency files.
-# A host dalvik Java library is different from a host Java library in that
-# the java lib file is classes.jar, not javalib.jar.
-# $(1): library name list
-define host-dex-java-lib-files
-$(foreach lib,$(1),$(call _java-lib-dir,$(lib),true)/classes.jar)
-endef
 
 ###########################################################
 ## Convert "core ext framework" to "out/.../classes.jack ..."
diff --git a/core/dpi_specific_apk.mk b/core/dpi_specific_apk.mk
index 1ca01d5..1b0be07 100644
--- a/core/dpi_specific_apk.mk
+++ b/core/dpi_specific_apk.mk
@@ -36,7 +36,7 @@
 $(built_dpi_apk): PRIVATE_DEX_FILE := $(built_dex)
 ifndef LOCAL_JACK_ENABLED
 # Use the jarjar processed arhive as the initial package file.
-$(built_dpi_apk): PRIVATE_SOURCE_ARCHIVE := $(full_classes_jarjar_jar)
+$(built_dpi_apk): PRIVATE_SOURCE_ARCHIVE := $(full_classes_pre_proguard_jar)
 else
 $(built_dpi_apk): PRIVATE_JACK_INTERMEDIATES_DIR := $(intermediates.COMMON)/jack-rsc
 endif # LOCAL_JACK_ENABLED
diff --git a/core/host_java_library.mk b/core/host_java_library.mk
index 8a2b3ab..f1da553 100644
--- a/core/host_java_library.mk
+++ b/core/host_java_library.mk
@@ -37,6 +37,7 @@
 # emma is hardcoded to use the leaf name of its input for the output file --
 # only the output directory can be changed
 full_classes_emma_jar := $(emma_intermediates_dir)/lib/$(notdir $(full_classes_jarjar_jar))
+full_classes_jar := $(intermediates.COMMON)/classes.jar
 
 LOCAL_INTERMEDIATE_TARGETS += \
     $(full_classes_compiled_jar) \
@@ -109,3 +110,4 @@
 endif # LOCAL_EMMA_INSTRUMENT
 
 $(eval $(call copy-one-file,$(full_classes_emma_jar),$(LOCAL_BUILT_MODULE)))
+$(eval $(call copy-one-file,$(full_classes_emma_jar),$(full_classes_jar)))
diff --git a/core/java.mk b/core/java.mk
index 4fba295..1ddd23a 100644
--- a/core/java.mk
+++ b/core/java.mk
@@ -114,14 +114,14 @@
 endif
 
 full_classes_compiled_jar := $(intermediates.COMMON)/$(full_classes_compiled_jar_leaf)
-full_classes_desugar_jar := $(intermediates.COMMON)/desugar.classes.jar
+full_classes_desugar_jar := $(intermediates.COMMON)/classes-desugar.jar
 jarjar_leaf := classes-jarjar.jar
 full_classes_jarjar_jar := $(intermediates.COMMON)/$(jarjar_leaf)
 emma_intermediates_dir := $(intermediates.COMMON)/emma_out
 # emma is hardcoded to use the leaf name of its input for the output file --
 # only the output directory can be changed
 full_classes_emma_jar := $(emma_intermediates_dir)/lib/$(jarjar_leaf)
-full_classes_proguard_jar := $(intermediates.COMMON)/proguard.classes.jar
+full_classes_proguard_jar := $(intermediates.COMMON)/classes-proguard.jar
 built_dex_intermediate := $(intermediates.COMMON)/$(built_dex_intermediate_leaf)/classes.dex
 full_classes_stubs_jar := $(intermediates.COMMON)/stubs.jar
 
@@ -493,11 +493,11 @@
 full_classes_emma_jar := $(full_classes_jarjar_jar)
 endif
 
-# Keep a copy of the jar just before proguard processing.
 # TODO: this should depend on full_classes_emma_jar once coverage works again
-$(eval $(call copy-one-file,$(full_classes_jarjar_jar),$(full_classes_jar)))
+full_classes_pre_proguard_jar := $(full_classes_jarjar_jar)
 
-$(call define-jar-to-toc-rule, $(full_classes_jar))
+# Keep a copy of the jar just before proguard processing.
+$(eval $(call copy-one-file,$(full_classes_pre_proguard_jar),$(intermediates.COMMON)/classes-pre-proguard.jar))
 
 # Run proguard if necessary
 ifdef LOCAL_PROGUARD_ENABLED
@@ -628,13 +628,18 @@
 $(full_classes_proguard_jar): PRIVATE_PROGUARD_INJAR_FILTERS := $(proguard_injar_filters)
 $(full_classes_proguard_jar): PRIVATE_EXTRA_INPUT_JAR := $(extra_input_jar)
 $(full_classes_proguard_jar): PRIVATE_PROGUARD_FLAGS := $(legacy_proguard_flags) $(common_proguard_flags) $(LOCAL_PROGUARD_FLAGS)
-$(full_classes_proguard_jar) : $(full_classes_jar) $(extra_input_jar) $(my_support_library_sdk_raise) $(common_proguard_flag_files) $(proguard_flag_files) | $(PROGUARD)
+$(full_classes_proguard_jar) : $(full_classes_pre_proguard_jar) $(extra_input_jar) $(my_support_library_sdk_raise) $(common_proguard_flag_files) $(proguard_flag_files) | $(PROGUARD)
 	$(call transform-jar-to-proguard)
 
 else  # LOCAL_PROGUARD_ENABLED not defined
-full_classes_proguard_jar := $(full_classes_jar)
+full_classes_proguard_jar := $(full_classes_pre_proguard_jar)
 endif # LOCAL_PROGUARD_ENABLED defined
 
+$(eval $(call copy-one-file,$(full_classes_proguard_jar),$(full_classes_jar)))
+
+$(call define-jar-to-toc-rule, $(full_classes_jar))
+
+ifneq ($(LOCAL_IS_STATIC_JAVA_LIBRARY),true)
 ifndef LOCAL_JACK_ENABLED
 $(built_dex_intermediate): PRIVATE_DX_FLAGS := $(LOCAL_DX_FLAGS)
 # If you instrument class files that have local variable debug information in
@@ -646,7 +651,7 @@
 ifeq ($(LOCAL_EMMA_INSTRUMENT),true)
 $(built_dex_intermediate): PRIVATE_DX_FLAGS += --no-locals
 endif
-$(built_dex_intermediate): $(full_classes_proguard_jar) $(DX)
+$(built_dex_intermediate): $(full_classes_jar) $(DX)
 	$(transform-classes.jar-to-dex)
 endif # LOCAL_JACK_ENABLED is disabled
 
@@ -656,11 +661,13 @@
 	$(hide) rm -f $(dir $@)/classes*.dex
 	$(hide) cp -fp $(dir $<)/classes*.dex $(dir $@)
 
+endif # !LOCAL_IS_STATIC_JAVA_LIBRARY
+
 findbugs_xml := $(intermediates.COMMON)/findbugs.xml
 $(findbugs_xml): PRIVATE_AUXCLASSPATH := $(addprefix -auxclasspath ,$(strip \
     $(call normalize-path-list,$(filter %.jar,$(full_java_libs)))))
 $(findbugs_xml): PRIVATE_FINDBUGS_FLAGS := $(LOCAL_FINDBUGS_FLAGS)
-$(findbugs_xml) : $(full_classes_jar) $(filter %.xml, $(LOCAL_FINDBUGS_FLAGS))
+$(findbugs_xml) : $(full_classes_pre_proguard_jar) $(filter %.xml, $(LOCAL_FINDBUGS_FLAGS))
 	@echo Findbugs: $@
 	$(hide) $(FINDBUGS) -textui -effort:min -xml:withMessages \
 		$(PRIVATE_AUXCLASSPATH) $(PRIVATE_FINDBUGS_FLAGS) \
diff --git a/core/java_common.mk b/core/java_common.mk
index 3a6dc16..03856ac 100644
--- a/core/java_common.mk
+++ b/core/java_common.mk
@@ -156,7 +156,7 @@
 full_static_java_libs := \
     $(foreach lib,$(LOCAL_STATIC_JAVA_LIBRARIES), \
       $(call intermediates-dir-for, \
-        JAVA_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE),COMMON)/javalib.jar)
+        JAVA_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE),COMMON)/classes.jar)
 
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_STATIC_JAVA_LIBRARIES := $(full_static_java_libs)
 
@@ -221,11 +221,11 @@
 ifeq ($(LOCAL_NO_STANDARD_LIBRARIES),true)
 my_bootclasspath := ""
 else
-my_bootclasspath := $(call normalize-path-list,$(call host-dex-java-lib-files,core-oj-hostdex core-libart-hostdex))
+my_bootclasspath := $(call normalize-path-list,$(call java-lib-files,core-oj-hostdex core-libart-hostdex,true))
 endif
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_BOOTCLASSPATH := -bootclasspath $(my_bootclasspath)
 
-full_shared_java_libs := $(call host-dex-java-lib-files,$(LOCAL_JAVA_LIBRARIES))
+full_shared_java_libs := $(call java-lib-files,$(LOCAL_JAVA_LIBRARIES),true)
 full_java_lib_deps := $(full_shared_java_libs)
 else # !USE_CORE_LIB_BOOTCLASSPATH
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_BOOTCLASSPATH :=
@@ -247,7 +247,7 @@
   link_apk_libraries := \
       $(foreach lib,$(apk_libraries), \
         $(call intermediates-dir-for, \
-              APPS,$(lib),,COMMON)/classes.jar)
+              APPS,$(lib),,COMMON)/classes-pre-proguard.jar)
 
   # link against the jar with full original names (before proguard processing).
   full_shared_java_libs += $(link_apk_libraries)
@@ -268,7 +268,7 @@
   link_instr_intermediates_dir.COMMON := $(call intermediates-dir-for, \
       APPS,$(LOCAL_INSTRUMENTATION_FOR),,COMMON)
   # link against the jar with full original names (before proguard processing).
-  link_instr_classes_jar := $(link_instr_intermediates_dir.COMMON)/classes.jar
+  link_instr_classes_jar := $(link_instr_intermediates_dir.COMMON)/classes-pre-proguard.jar
   full_java_libs += $(link_instr_classes_jar)
   full_java_lib_deps += $(link_instr_classes_jar)
 endif  # LOCAL_INSTRUMENTATION_FOR
diff --git a/core/java_library.mk b/core/java_library.mk
index f770a54..9db587d 100644
--- a/core/java_library.mk
+++ b/core/java_library.mk
@@ -35,9 +35,14 @@
 endif
 endif
 
+# For non-static java libraries, other modules should depend on
+# out/target/common/obj/JAVA_LIBRARIES/.../javalib.jar (for jack)
+# or out/target/common/obj/JAVA_LIBRARIES/.../classes.jar (for javac).
+# For static java libraries, other modules should depend on
+# out/target/common/obj/JAVA_LIBRARIES/.../classes.jar
+# There are some dependencies outside the build system that assume static
+# java libraries produce javalib.jar, so we will copy classes.jar there too.
 intermediates.COMMON := $(call local-intermediates-dir,COMMON)
-
-# This file will be the one that other modules should depend on.
 common_javalib.jar := $(intermediates.COMMON)/javalib.jar
 LOCAL_INTERMEDIATE_TARGETS += $(common_javalib.jar)
 
@@ -65,27 +70,20 @@
 #################################
 
 ifeq ($(LOCAL_IS_STATIC_JAVA_LIBRARY),true)
-# No dex; all we want are the .class files with resources.
-$(common_javalib.jar) : $(java_resource_sources)
-ifdef LOCAL_PROGUARD_ENABLED
-$(common_javalib.jar) : $(full_classes_proguard_jar)
-else
-$(common_javalib.jar) : $(full_classes_jar)
-endif
-	@echo "target Static Jar: $(PRIVATE_MODULE) ($@)"
-	$(copy-file-to-target)
+# There are some dependencies outside the build system that assume classes.jar
+# is available as javalib.jar so copy it there too.
+$(eval $(call copy-one-file,$(full_classes_jar),$(common_javalib.jar)))
 
 ifdef LOCAL_JACK_ENABLED
-$(LOCAL_BUILT_MODULE) : $(full_classes_jack)
+$(eval $(call copy-one-file,$(full_classes_jack),$(LOCAL_BUILT_MODULE)))
 else
-$(LOCAL_BUILT_MODULE) : $(common_javalib.jar)
+$(eval $(call copy-one-file,$(full_classes_jar),$(LOCAL_BUILT_MODULE)))
 endif
-	$(copy-file-to-target)
 
 else # !LOCAL_IS_STATIC_JAVA_LIBRARY
 
 $(common_javalib.jar): PRIVATE_DEX_FILE := $(built_dex)
-$(common_javalib.jar): PRIVATE_SOURCE_ARCHIVE := $(full_classes_jarjar_jar)
+$(common_javalib.jar): PRIVATE_SOURCE_ARCHIVE := $(full_classes_pre_proguard_jar)
 $(common_javalib.jar): PRIVATE_DONT_DELETE_JAR_DIRS := $(LOCAL_DONT_DELETE_JAR_DIRS)
 $(common_javalib.jar) : $(built_dex) $(java_resource_sources) | $(ZIPTIME)
 	@echo "target Jar: $(PRIVATE_MODULE) ($@)"
@@ -104,8 +102,7 @@
 ifneq ($(dexpreopt_boot_jar_module),) # boot jar
 # boot jar's rules are defined in dex_preopt.mk
 dexpreopted_boot_jar := $(DEXPREOPT_BOOT_JAR_DIR_FULL_PATH)/$(dexpreopt_boot_jar_module)_nodex.jar
-$(LOCAL_BUILT_MODULE) : $(dexpreopted_boot_jar)
-	$(call copy-file-to-target)
+$(eval $(call copy-one-file,$(dexpreopted_boot_jar),$(LOCAL_BUILT_MODULE)))
 
 # For libart boot jars, we don't have .odex files.
 else # ! boot jar
@@ -115,8 +112,7 @@
 	@echo "Dexpreopt Jar: $(PRIVATE_MODULE) ($@)"
 	$(call dexpreopt-one-file,$<,$@)
 
-$(LOCAL_BUILT_MODULE) : $(common_javalib.jar)
-	$(call copy-file-to-target)
+$(eval $(call copy-one-file,$(common_javalib.jar),$(LOCAL_BUILT_MODULE)))
 ifneq (nostripping,$(LOCAL_DEX_PREOPT))
 	$(call dexpreopt-remove-classes.dex,$@)
 endif
@@ -124,8 +120,7 @@
 endif # ! boot jar
 
 else # LOCAL_DEX_PREOPT
-$(LOCAL_BUILT_MODULE) : $(common_javalib.jar)
-	$(call copy-file-to-target)
+$(eval $(call copy-one-file,$(common_javalib.jar),$(LOCAL_BUILT_MODULE)))
 
 endif # LOCAL_DEX_PREOPT
 endif # !LOCAL_IS_STATIC_JAVA_LIBRARY
diff --git a/core/package_internal.mk b/core/package_internal.mk
index bcdc72e..05a545a 100644
--- a/core/package_internal.mk
+++ b/core/package_internal.mk
@@ -499,7 +499,7 @@
 ifneq ($(full_classes_jar),)
 $(LOCAL_BUILT_MODULE): PRIVATE_DEX_FILE := $(built_dex)
 # Use the jarjar processed arhive as the initial package file.
-$(LOCAL_BUILT_MODULE): PRIVATE_SOURCE_ARCHIVE := $(full_classes_jarjar_jar)
+$(LOCAL_BUILT_MODULE): PRIVATE_SOURCE_ARCHIVE := $(full_classes_pre_proguard_jar)
 $(LOCAL_BUILT_MODULE): $(built_dex)
 else
 $(LOCAL_BUILT_MODULE): PRIVATE_DEX_FILE :=
diff --git a/core/prebuilt_internal.mk b/core/prebuilt_internal.mk
index 8a2f118..4e90a5a 100644
--- a/core/prebuilt_internal.mk
+++ b/core/prebuilt_internal.mk
@@ -449,10 +449,22 @@
 
 ifeq ($(LOCAL_MODULE_CLASS),JAVA_LIBRARIES)
 my_src_jar := $(my_prebuilt_src_file)
-ifeq ($(LOCAL_IS_HOST_MODULE),)
+
+ifdef LOCAL_IS_HOST_MODULE
+# for host java libraries deps should be in the common dir, so we make a copy in
+# the common dir.
+common_classes_jar := $(intermediates.COMMON)/classes.jar
+
+$(common_classes_jar): PRIVATE_MODULE := $(LOCAL_MODULE)
+
+$(common_classes_jar) : $(my_src_jar)
+	$(transform-prebuilt-to-target)
+
+else # !LOCAL_IS_HOST_MODULE
 # for target java libraries, the LOCAL_BUILT_MODULE is in a product-specific dir,
 # while the deps should be in the common dir, so we make a copy in the common dir.
 common_classes_jar := $(intermediates.COMMON)/classes.jar
+common_classes_pre_proguard_jar := $(intermediates.COMMON)/classes-pre-proguard.jar
 common_javalib_jar := $(intermediates.COMMON)/javalib.jar
 
 $(common_classes_jar) $(common_javalib_jar): PRIVATE_MODULE := $(LOCAL_MODULE)
@@ -495,6 +507,9 @@
 $(common_classes_jar) : $(my_src_jar)
 	$(transform-prebuilt-to-target)
 
+$(common_classes_pre_proguard_jar) : $(my_src_jar)
+	$(transform-prebuilt-to-target)
+
 $(common_javalib_jar) : $(common_classes_jar)
 	$(transform-prebuilt-to-target)
 
@@ -538,6 +553,7 @@
 
 ifneq ($(prebuilt_module_is_dex_javalib),true)
 
+ifdef LOCAL_JACK_ENABLED
 # We may be building classes.jack from a host jar for host dalvik Java library.
 $(intermediates.COMMON)/classes.jack : PRIVATE_JACK_FLAGS:=$(LOCAL_JACK_FLAGS)
 $(intermediates.COMMON)/classes.jack : PRIVATE_JACK_MIN_SDK_VERSION := $(if $(strip $(LOCAL_MIN_SDK_VERSION)),$(LOCAL_MIN_SDK_VERSION),1)
@@ -552,7 +568,7 @@
 # always rebuilt.
 $(intermediates.COMMON)/classes.dex.toc: $(intermediates.COMMON)/classes.jack
 	touch $@
-
+endif # LOCAL_JACK_ENABLED
 endif # ! prebuilt_module_is_dex_javalib
 endif # JAVA_LIBRARIES
 
diff --git a/core/static_java_library.mk b/core/static_java_library.mk
index 4dec1a8..80686cc 100644
--- a/core/static_java_library.mk
+++ b/core/static_java_library.mk
@@ -171,9 +171,9 @@
 
 # if we have custom proguarding done use the proguarded classes jar instead of the normal classes jar
 ifeq ($(filter custom,$(LOCAL_PROGUARD_ENABLED)),custom)
-aar_classes_jar = $(full_classes_proguard_jar)
-else
 aar_classes_jar = $(full_classes_jar)
+else
+aar_classes_jar = $(full_classes_pre_proguard_jar)
 endif
 
 # Rule to build AAR, archive including classes.jar, resource, etc.