view make/BuildNashorn.gmk @ 47529:1fd27535bc57

8182285: Speeding up incremental build by hashing module APIs Reviewed-by: ihse Contributed-by:,
author erikj
date Fri, 20 Oct 2017 13:33:35 +0200
parents 6b3389375f31
children e51a71b90343
line wrap: on
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# Copyright (c) 2010, 2017, Oracle and/or its affiliates. All rights reserved.
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.  Oracle designates this
# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit if you need additional information or have any
# questions.

# This must be the first rule
default: all

include $(SPEC)
include MakeBase.gmk
include JarArchive.gmk
include JavaCompilation.gmk
include SetupJavaCompilers.gmk
include TextFileProcessing.gmk
include Modules.gmk

JDK_CLASSES := $(call PathList, $(strip $(addprefix $(JDK_OUTPUTDIR)/modules/, \
      java.base java.logging java.scripting jdk.dynalink)))

# Need to use source and target 8 for nasgen to work.
$(eval $(call SetupJavaCompiler, GENERATE_NEWBYTECODE_DEBUG, \
    JVM := $(JAVA_JAVAC), \
    JAVAC := $(NEW_JAVAC), \
    FLAGS := -g -source 10 -target 10 --upgrade-module-path "$(JDK_OUTPUTDIR)/modules/" \
         --system none --module-source-path $(call GetModuleSrcPath), \

# Build nashorn into intermediate directory
# Name the compilation setup the same as the module, as is done in the global
# CompileJavaModules.gmk, to make dependency checking with other modules work
# seamlessly.
$(eval $(call SetupJavaCompilation, jdk.scripting.nashorn, \
    MODULE := jdk.scripting.nashorn, \
    SRC := $(TOPDIR)/src/jdk.scripting.nashorn/share/classes, \
    COPY := .properties .js, \
    BIN := $(SUPPORT_OUTPUTDIR)/special_classes, \
    CREATE_API_DIGEST := true, \

# Declare dependencies between java compilations of different modules.
# Since the other modules are declared in different invocations of this file,
# use the macro to find the correct target file to depend on.
# Only the javac compilation actually depends on other modules so limit
# dependency declaration to that by using the *_COMPILE_TARGET variable.
$(jdk.scripting.nashorn_COMPILE_TARGET): $(foreach d, $(call FindDepsForModule, jdk.scripting.nashorn), \
    $(call SetupJavaCompilationApiTarget, $d, \
        $(if $($d_BIN), $($d_BIN), $(JDK_OUTPUTDIR)/modules/$d)))

NASGEN_SRC := $(TOPDIR)/make/nashorn/buildtools/nasgen/src
ASM_SRC := $(TOPDIR)/src/java.base/share/classes/jdk/internal/org/objectweb/asm

# Build nasgen
$(eval $(call SetupJavaCompilation, BUILD_NASGEN, \
    SRC := $(NASGEN_SRC) $(ASM_SRC), \
    BIN := $(BUILDTOOLS_OUTPUTDIR)/nasgen_classes))

NASHORN_CLASSES_DIR := $(JDK_OUTPUTDIR)/modules/jdk.scripting.nashorn

    -cp $(BUILDTOOLS_OUTPUTDIR)/nasgen_classes \
    --patch-module java.base=$(BUILDTOOLS_OUTPUTDIR)/nasgen_classes \
    --add-exports java.base/ \
    --add-exports java.base/ \

# Copy classes to final classes dir and run nasgen to modify classes in jdk.nashorn.internal.objects package
$(NASGEN_RUN_FILE): $(BUILD_NASGEN) $(jdk.scripting.nashorn)
	$(ECHO) Running nasgen
	$(MKDIR) -p $(@D)
	$(RM) -rf $(@D)/jdk $(@D)/netscape
	$(CP) -R -p $(SUPPORT_OUTPUTDIR)/special_classes/jdk.scripting.nashorn/* $(@D)/
	$(JAVA_SMALL) $(NASGEN_OPTIONS) \ $(@D) jdk.nashorn.internal.objects $(@D)
	$(TOUCH) $@

# Version file needs to be processed with version numbers
$(eval $(call SetupTextFileProcessing, BUILD_VERSION_FILE, \
  SOURCE_FILES := $(TOPDIR)/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/resources/, \
  OUTPUT_FILE := $(JDK_OUTPUTDIR)/modules/jdk.scripting.nashorn/jdk/nashorn/internal/runtime/resources/, \

# Version processing needs to happen after nasgen run since nasgen run deletes it

all: compile

.PHONY: compile all