8221540: ZGC: Reduce width of zForwardingEntry::from_index field
Reviewed-by: stefank, eosterlund
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# Generate java sources using the X11 offsets that are precalculated in files
# make/data/x11wrappergen/sizes-<address size>.txt.
# Put the generated Java classes used to interface X11 from awt here.
GENSRC_X11WRAPPERS_OUTPUTDIR := $(SUPPORT_OUTPUTDIR)/gensrc/java.desktop/sun/awt/X11
# The pre-calculated offset file are stored here:
GENSRC_X11WRAPPERS_DATADIR := $(TOPDIR)/make/data/x11wrappergen
GENSRC_X11WRAPPERS_DATA := $(GENSRC_X11WRAPPERS_DATADIR)/sizes-$(OPENJDK_TARGET_CPU_BITS).txt
# Run the tool on the offset files to generate several Java classes used in awt.
$(eval $(call SetupExecute, gen_x11wrappers, \
INFO := Generating X11 wrapper source files, \
DEPS := $(BUILD_TOOLS_JDK) $(GENSRC_X11WRAPPERS_DATA) \
$(GENSRC_X11WRAPPERS_DATADIR)/xlibtypes.txt, \
OUTPUT_DIR := $(GENSRC_X11WRAPPERS_OUTPUTDIR), \
COMMAND := $(TOOL_WRAPPERGENERATOR) gen_java $(GENSRC_X11WRAPPERS_OUTPUTDIR) \
$(GENSRC_X11WRAPPERS_DATADIR)/xlibtypes.txt $(GENSRC_X11WRAPPERS_DATA) \
$(OPENJDK_TARGET_CPU_BITS), \
))
GENSRC_JAVA_DESKTOP += $(gen_x11wrappers_TARGET)