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GenerateLinkOptData.gmk
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#
# Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# 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 www.oracle.com if you need additional information or have any
# questions.
#
################################################################################
# Generate classlist
################################################################################
default: all
include $(SPEC)
include MakeBase.gmk
include JavaCompilation.gmk
################################################################################
# Create a jar with our generator class. Using a jar is intentional since it
# will load more classes
$(eval $(call SetupJavaCompilation, CLASSLIST_JAR, \
SMALL_JAVA := false, \
SRC := $(TOPDIR)/make/jdk/src/classes, \
INCLUDES := build/tools/classlist, \
BIN := $(BUILDTOOLS_OUTPUTDIR)/classlist_classes, \
JAR := $(SUPPORT_OUTPUTDIR)/classlist.jar, \
))
TARGETS += $(CLASSLIST_JAR)
################################################################################
LINK_OPT_DIR := $(SUPPORT_OUTPUTDIR)/link_opt
CLASSLIST_FILE := $(LINK_OPT_DIR)/classlist
JLI_TRACE_FILE := $(LINK_OPT_DIR)/default_jli_trace.txt
# If an external buildjdk has been supplied, we don't build a separate interim
# image, so just use the external build jdk instead.
ifeq ($(EXTERNAL_BUILDJDK), true)
INTERIM_IMAGE_DIR := $(BUILD_JDK)
endif
# Save the stderr output of the command and print it along with stdout in case
# something goes wrong.
$(CLASSLIST_FILE): $(INTERIM_IMAGE_DIR)/bin/java$(EXECUTABLE_SUFFIX) $(CLASSLIST_JAR)
$(call MakeDir, $(LINK_OPT_DIR))
$(call LogInfo, Generating $(patsubst $(OUTPUTDIR)/%, %, $@))
$(call LogInfo, Generating $(patsubst $(OUTPUTDIR)/%, %, $(JLI_TRACE_FILE)))
$(FIXPATH) $(INTERIM_IMAGE_DIR)/bin/java -XX:[email protected] \
-Duser.language=en -Duser.country=US \
-cp $(SUPPORT_OUTPUTDIR)/classlist.jar \
build.tools.classlist.HelloClasslist $(LOG_DEBUG)
$(GREP) -v HelloClasslist [email protected] > [email protected]
$(FIXPATH) $(INTERIM_IMAGE_DIR)/bin/java -Xshare:dump \
-XX:[email protected] -XX:[email protected] \
-Xmx128M -Xms128M $(LOG_INFO)
$(FIXPATH) $(INTERIM_IMAGE_DIR)/bin/java -XX:[email protected] \
-XX:[email protected] -XX:[email protected] \
-Djava.lang.invoke.MethodHandle.TRACE_RESOLVE=true \
-Duser.language=en -Duser.country=US \
--module-path $(SUPPORT_OUTPUTDIR)/classlist.jar \
-cp $(SUPPORT_OUTPUTDIR)/classlist.jar \
build.tools.classlist.HelloClasslist \
2> $(LINK_OPT_DIR)/stderr > $(JLI_TRACE_FILE) \
|| ( \
exitcode=$$? ; \
$(ECHO) "ERROR: Failed to generate link optimization data." \
"This is likely a problem with the newly built JVM/JDK." ; \
$(CAT) $(LINK_OPT_DIR)/stderr $(JLI_TRACE_FILE) ; \
exit $$exitcode \
)
$(GREP) -v HelloClasslist [email protected] > $@
# The jli trace is created by the same recipe as classlist. By declaring these
# dependencies, make will correctly rebuild both jli trace and classlist
# incrementally using the single recipe above.
$(CLASSLIST_FILE): $(JLI_TRACE_FILE)
$(JLI_TRACE_FILE): $(INTERIM_IMAGE_DIR)/bin/java$(EXECUTABLE_SUFFIX) $(CLASSLIST_JAR)
TARGETS += $(CLASSLIST_FILE) $(JLI_TRACE_FILE)
# Copy the classlist file into java.base libs
$(eval $(call SetupCopyFiles, COPY_CLASSLIST, \
FILES := $(CLASSLIST_FILE), \
DEST := $(SUPPORT_OUTPUTDIR)/modules_libs/java.base, \
))
TARGETS += $(COPY_CLASSLIST)
# In case of shipping public debug symbols on windows, there is another temporary
# location from where jmods are compiled - need to deploy classlist there, too.
ifeq ($(call isTargetOs, windows)+$(SHIP_DEBUG_SYMBOLS), true+public)
$(eval $(call SetupCopyFiles, COPY_CLASSLIST_TO_FILTERED, \
FILES := $(CLASSLIST_FILE), \
DEST := $(SUPPORT_OUTPUTDIR)/modules_libs_filtered/java.base, \
))
TARGETS += $(COPY_CLASSLIST_TO_FILTERED)
endif
# Copy the default_jli_trace.txt file into jdk.jlink
$(eval $(call SetupCopyFiles, COPY_JLI_TRACE, \
FILES := $(JLI_TRACE_FILE), \
DEST := $(JDK_OUTPUTDIR)/modules/jdk.jlink/jdk/tools/jlink/internal/plugins, \
))
# Because of the single recipe for jli trace and classlist above, the
# COPY_JLI_TRACE rule needs to explicitly add the classlist file as a
# prerequisite.
$(COPY_JLI_TRACE): $(CLASSLIST_FILE)
TARGETS += $(COPY_JLI_TRACE)
################################################################################
all: $(TARGETS)