--- old/jdk/make/Tools.gmk	2016-01-13 14:41:10.562771725 +0100
+++ new/jdk/make/Tools.gmk	2016-01-13 14:41:10.390764499 +0100
@@ -26,31 +26,14 @@
 ifndef _TOOLS_GMK
 _TOOLS_GMK := 1
 
-default: all
-
-include $(SPEC)
-include MakeBase.gmk
 include JavaCompilation.gmk
-include NativeCompilation.gmk
-include SetupJavaCompilers.gmk
 
 ################################################################################
-
-$(eval $(call SetupJavaCompilation,BUILD_TOOLS_JDK, \
-    SETUP := GENERATE_OLDBYTECODE, \
-    ADD_JAVAC_FLAGS := -Xbootclasspath/p:$(call PathList, \
-        $(BUILDTOOLS_OUTPUTDIR)/interim_jimage_classes \
-        $(BUILDTOOLS_OUTPUTDIR)/interim_cldrconverter_classes), \
-    SRC := $(JDK_TOPDIR)/make/src/classes $(BUILDTOOLS_OUTPUTDIR)/interim_cldrconverter_classes, \
-    BIN := $(BUILDTOOLS_OUTPUTDIR)/jdk_tools_classes, \
-    COPY := boot.modules ext.modules))
-
-$(eval $(call SetupCopyFiles,COPY_NIMBUS_TEMPLATES, \
-    SRC := $(JDK_TOPDIR)/src/java.desktop/share/classes/javax/swing/plaf/nimbus, \
-    DEST := $(BUILDTOOLS_OUTPUTDIR)/jdk_tools_classes/build/tools/generatenimbus/resources, \
-    FILES := $(wildcard $(JDK_TOPDIR)/src/java.desktop/share/classes/javax/swing/plaf/nimbus/*.template)))
-
-BUILD_TOOLS_JDK += $(COPY_NIMBUS_TEMPLATES)
+# To avoid reevaluating the compilation setup for the tools each time this file
+# is included, the actual compilation is handled by CompileTools.gmk. The
+# following trick is used to be able to declare a dependency on the built tools.
+BUILD_TOOLS_JDK := $(call SetupJavaCompilationCompileTarget, \
+    BUILD_TOOLS_JDK, $(BUILDTOOLS_OUTPUTDIR)/jdk_tools_classes)
 
 ################################################################################
 
@@ -135,34 +118,4 @@
     -cp $(call PathList, $(BUILDTOOLS_OUTPUTDIR)/jdk_tools_classes $(JDK_OUTPUTDIR)) \
     build.tools.module.ImageBuilder
 
-##########################################################################################
-
-JIMAGE_PKGS := \
-    jdk/internal/jimage \
-    jdk/internal/jrtfs \
-    #
-
-$(eval $(call SetupJavaCompilation,BUILD_INTERIM_JIMAGE, \
-    SETUP := GENERATE_OLDBYTECODE, \
-    SRC := $(JDK_TOPDIR)/src/java.base/share/classes, \
-    INCLUDES := $(JIMAGE_PKGS), \
-    BIN := $(BUILDTOOLS_OUTPUTDIR)/interim_jimage_classes))
-
-# Because of the explicit INCLUDES in the compilation setup above, the service provider
-# file will not be copied unless META-INF/services would also be added to the INCLUDES.
-# Adding META-INF/services would include all files in that directory when only the one
-# is needed, which is why this explicit copy is defined instead.
-$(eval $(call SetupCopyFiles,COPY_JIMAGE_SERVICE_PROVIDER, \
-    SRC := $(JDK_TOPDIR)/src/java.base/share/classes, \
-    DEST := $(BUILDTOOLS_OUTPUTDIR)/interim_jimage_classes, \
-    FILES := META-INF/services/java.nio.file.spi.FileSystemProvider))
-
-##########################################################################################
-
-$(BUILD_TOOLS_JDK): $(BUILD_INTERIM_JIMAGE) $(COPY_JIMAGE_SERVICE_PROVIDER)
-
-java-tools: $(BUILD_TOOLS_JDK)
-
-all: java-tools
-
 endif # _TOOLS_GMK