8221540: ZGC: Reduce width of zForwardingEntry::from_index field
Reviewed-by: stefank, eosterlund
#
# Copyright (c) 2014, 2018, 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.
#
# This must be the first rule
default: all
include $(SPEC)
include MakeBase.gmk
include JavaCompilation.gmk
################################################################################
# The compileprops tools compiles a properties file into a resource bundle.
TOOL_COMPILEPROPS_CMD := $(JAVA_SMALL) -cp $(BUILDTOOLS_OUTPUTDIR)/langtools_tools_classes \
compileproperties.CompileProperties -quiet
################################################################################
# The compileprops tools compiles a properties file into an enum-like class.
TOOL_PARSEPROPS_CMD := $(JAVA_SMALL) -cp $(BUILDTOOLS_OUTPUTDIR)/langtools_tools_classes \
propertiesparser.PropertiesParser
################################################################################
# Sets up a rule that creates a version.properties file in the gensrc output
# directory.
# Param 1 - Variable to add generated file name to
# Param 2 - Name of version.properties file including packages from the src
# root.
define SetupVersionProperties
$(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/$$(strip $2):
$$(call MakeTargetDir)
$(PRINTF) "jdk=$(VERSION_NUMBER)\nfull=$(VERSION_STRING)\nrelease=$(VERSION_SHORT)\n" \
> $$@
$$(strip $1) += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/$$(strip $2)
endef
################################################################################
# Finds all properties files in the module source and creates a rule that runs
# CompileProperties on them into the gensrc dir.
# Param 1 - Variable to add targets to
# Param 2 - Extra properties files to process
define SetupCompileProperties
# Lookup the properties that need to be compiled into resource bundles.
PROPSOURCES := $2 \
$$(shell $(FIND) $(TOPDIR)/src/$(MODULE)/share/classes -name "*.properties")
# Filter out any excluded translations
PROPSOURCES := $$(call FilterExcludedTranslations, $$(PROPSOURCES), .properties)
# Convert .../src/<module>/share/classes/com/sun/tools/javac/resources/javac_zh_CN.properties
# to .../langtools/gensrc/<module>/com/sun/tools/javac/resources/javac_zh_CN.java
# Strip away prefix and suffix, leaving for example only:
# "<module>/share/classes/com/sun/tools/javac/resources/javac_zh_CN"
PROPJAVAS := $$(patsubst $(TOPDIR)/src/%, \
$(SUPPORT_OUTPUTDIR)/gensrc/%, \
$$(patsubst %.properties, %.java, \
$$(subst /share/classes,, $$(PROPSOURCES))))
# Generate the package dirs for the to be generated java files. Sort to remove
# duplicates.
PROPDIRS := $$(sort $$(dir $$(PROPJAVAS)))
# Now generate a sequence of:
# "-compile ...javac_zh_CN.properties ...javac_zh_CN.java java.util.ListResourceBundle"
# suitable to be fed into the CompileProperties command.
PROPCMDLINE := $$(subst _SPACE_, $(SPACE), \
$$(join $$(addprefix -compile_SPACE_, $$(PROPSOURCES)), \
$$(addsuffix _SPACE_java.util.ListResourceBundle, \
$$(addprefix _SPACE_, $$(PROPJAVAS)))))
# Now setup the rule for the generation of the resource bundles.
$(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_props: $$(PROPSOURCES)
$$(call MakeDir, $$(@D) $$(PROPDIRS))
$(FIND) $$(@D) -name "*.java" -a ! -name "*Properties.java" $(FIND_DELETE)
$(ECHO) Compiling $$(words $$(PROPSOURCES)) properties into resource bundles for $(MODULE)
$(TOOL_COMPILEPROPS_CMD) $$(PROPCMDLINE)
$(TOUCH) $$@
$$(strip $1) += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_props
endef
################################################################################
# Parse property files in given location and generate a Java-like enum in the gensrc folder.
# Param 1 - Variable to add targets to
# Param 2 - Extra properties files to process
define SetupParseProperties
# property files to process
PARSEPROPSOURCES := $$(addprefix $(TOPDIR)/src/$(MODULE)/share/classes/, $2)
PARSEPROPSOURCES := $$(call FilterExcludedTranslations, $$(PARSEPROPSOURCES), .properties)
PARSEPROPALLDIRS := $$(patsubst $(TOPDIR)/src/$(MODULE)/share/classes/%, \
$(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/%, \
$$(dir $$(PARSEPROPSOURCES)))
PARSEPROPDIRS := $$(sort $$(PARSEPROPALLDIRS))
PARSEPROPCMDLINE := $$(subst _SPACE_, $$(SPACE), \
$$(join $$(foreach var,$$(PARSEPROPSOURCES),$$(addprefix -compile_SPACE_,$$(var))), \
$$(addprefix _SPACE_, $$(PARSEPROPALLDIRS))))
# Now setup the rule for the generation of the resource bundles.
$(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_parsed_props: $$(PARSEPROPSOURCES)
$$(call MakeDir, $$(@D) $$(PARSEPROPDIRS))
$(FIND) $$(@D) -name "*Properties.java" $(FIND_DELETE)
$(ECHO) Parsing $$(words $$(PARSEPROPSOURCES)) properties into enum-like class for $(MODULE)
$(TOOL_PARSEPROPS_CMD) $$(PARSEPROPCMDLINE)
$(TOUCH) $$@
$$(strip $1) += $(SUPPORT_OUTPUTDIR)/gensrc/$(MODULE)/_the_parsed_props
endef
################################################################################