SetupJavaCompilers.gmk revision 2648:6558c37afe83 
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25
26ifndef _SETUP_GMK
27_SETUP_GMK := 1
28
29include JavaCompilation.gmk
30
31DISABLE_WARNINGS := -Xlint:all,-deprecation,-removal,-unchecked,-rawtypes,-cast,-serial,-dep-ann,-static,-fallthrough,-try,-varargs,-empty,-finally
32
33# If warnings needs to be non-fatal for testing purposes use a command like:
34# make JAVAC_WARNINGS="-Xlint:all -Xmaxwarns 10000"
35JAVAC_WARNINGS := -Xlint:all -Werror
36
37# The BOOT_JAVAC setup uses the boot jdk compiler to compile the tools
38# and the interim javac, to be run by the boot jdk.
39$(eval $(call SetupJavaCompiler,BOOT_JAVAC, \
40    JAVAC := $(JAVAC), \
41    FLAGS := \
42        $(JAVA_TOOL_FLAGS_SMALL) \
43        $(BOOT_JDK_SOURCETARGET) \
44        -XDignore.symbol.file=true -g \
45        -Xlint:all$(COMMA)-deprecation$(COMMA)-options -Werror, \
46    DISABLE_SJAVAC := true, \
47))
48
49# Any java code executed during a JDK build to build other parts of the JDK must be
50# executed by the bootstrap JDK (probably with -Xbootclasspath/p: ) and for this
51# purpose must be built with -target PREVIOUS for bootstrapping purposes, which
52# requires restricting to language level and api of previous JDK.
53#
54# The generate old bytecode javac setup uses the new compiler to compile for the
55# boot jdk to generate tools that need to be run with the boot jdk.
56# Thus we force the target bytecode to the previous JDK version.
57# Add -Xlint:-options to avoid the warning about not setting -bootclasspath. Since
58# it's running on the boot jdk, the default bootclasspath is correct.
59$(eval $(call SetupJavaCompiler,GENERATE_OLDBYTECODE, \
60    JVM := $(JAVA_SMALL), \
61    JAVAC := $(NEW_JAVAC), \
62    FLAGS := $(BOOT_JDK_SOURCETARGET) -XDignore.symbol.file=true -XDstringConcat=inline \
63        $(DISABLE_WARNINGS) -Xlint:-options, \
64    SERVER_DIR := $(SJAVAC_SERVER_DIR), \
65    SERVER_JVM := $(SJAVAC_SERVER_JAVA)))
66
67# The generate new bytecode javac setup uses the new compiler to compile for the
68# new jdk. This new bytecode might only be possible to run using the new jvm.
69$(eval $(call SetupJavaCompiler,GENERATE_JDKBYTECODE, \
70    JVM := $(JAVA_JAVAC), \
71    JAVAC := $(NEW_JAVAC), \
72    FLAGS := -source 10 -target 10 --doclint-format html5 \
73        -encoding ascii -XDignore.symbol.file=true $(JAVAC_WARNINGS), \
74    SERVER_DIR := $(SJAVAC_SERVER_DIR), \
75    SERVER_JVM := $(SJAVAC_SERVER_JAVA)))
76
77# The generate new bytecode javac setup uses the new compiler to compile for the
78# new jdk. This new bytecode might only be possible to run using the new jvm.
79$(eval $(call SetupJavaCompiler,GENERATE_JDKBYTECODE_NOWARNINGS, \
80    JVM := $(JAVA_JAVAC), \
81    JAVAC := $(NEW_JAVAC), \
82    FLAGS := -source 10 -target 10 \
83        -encoding ascii -XDignore.symbol.file=true $(DISABLE_WARNINGS), \
84    SERVER_DIR := $(SJAVAC_SERVER_DIR), \
85    SERVER_JVM := $(SJAVAC_SERVER_JAVA)))
86
87# After the jdk is built, we want to build demos using only the recently
88# generated jdk classes and nothing else, no jdk source, etc etc.
89# I.e. the rt.jar, but since rt.jar has not yet been generated
90# (it will be in "make images") therefore we use classes instead.
91$(eval $(call SetupJavaCompiler,GENERATE_USINGJDKBYTECODE, \
92    JVM := $(JAVA_SMALL), \
93    JAVAC := $(NEW_JAVAC), \
94    FLAGS := --upgrade-module-path $(JDK_OUTPUTDIR)/modules --system none $(DISABLE_WARNINGS), \
95    SERVER_DIR := $(SJAVAC_SERVER_DIR), \
96    SERVER_JVM := $(SJAVAC_SERVER_JAVA)))
97
98endif # _SETUP_GMK
99