1 # 2 # Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved. 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 # 5 # This code is free software; you can redistribute it and/or modify it 6 # under the terms of the GNU General Public License version 2 only, as 7 # published by the Free Software Foundation. Oracle designates this 8 # particular file as subject to the "Classpath" exception as provided 9 # by Oracle in the LICENSE file that accompanied this code. 10 # 11 # This code is distributed in the hope that it will be useful, but WITHOUT 12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 # version 2 for more details (a copy is included in the LICENSE file that 15 # accompanied this code). 16 # 17 # You should have received a copy of the GNU General Public License version 18 # 2 along with this work; if not, write to the Free Software Foundation, 19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 # 21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 # or visit www.oracle.com if you need additional information or have any 23 # questions. 24 # 25 26 DISABLE_WARNINGS := -Xlint:all,-deprecation,-unchecked,-rawtypes,-cast,-serial,-dep-ann,-static,-fallthrough,-try,-varargs,-empty,-finally 27 28 # To build with all warnings enabled, do the following: 29 # make JAVAC_WARNINGS="-Xlint:all -Xmaxwarns 10000" 30 JAVAC_WARNINGS := -Xlint:-unchecked,-deprecation,-overrides,auxiliaryclass,cast,classfile,dep-ann,divzero,empty,overloads,static,try,varargs -Werror 31 32 # Any java code executed during a JDK build to build other parts of the JDK must be 33 # executed by the bootstrap JDK (probably with -Xbootclasspath/p: ) and for this 34 # purpose must be built with -target PREVIOUS for bootstrapping purposes, which 35 # requires restricting to language level and api of previous JDK. 36 # 37 # The generate old bytecode javac setup uses the new compiler to compile for the 38 # boot jdk to generate tools that need to be run with the boot jdk. 39 # Thus we force the target bytecode to the previous JDK version. 40 $(eval $(call SetupJavaCompiler,GENERATE_OLDBYTECODE, \ 41 JVM := $(JAVA_SMALL), \ 42 JAVAC := $(NEW_JAVAC), \ 43 FLAGS := $(BOOT_JDK_SOURCETARGET) -bootclasspath $(BOOT_RTJAR) $(DISABLE_WARNINGS), \ 44 SERVER_DIR := $(SJAVAC_SERVER_DIR), \ 45 SERVER_JVM := $(SJAVAC_SERVER_JAVA))) 46 47 # The generate new bytecode javac setup uses the new compiler to compile for the 48 # new jdk. This new bytecode might only be possible to run using the new jvm. 49 $(eval $(call SetupJavaCompiler,GENERATE_JDKBYTECODE, \ 50 JVM := $(JAVA), \ 51 JAVAC := $(NEW_JAVAC), \ 52 FLAGS := -bootclasspath $(JDK_OUTPUTDIR)/classes -source 8 -target 8 \ 53 -encoding ascii -XDignore.symbol.file=true $(JAVAC_WARNINGS) \ 54 $(GENERATE_JDKBYTECODE_EXTRA_FLAGS), \ 55 SERVER_DIR := $(SJAVAC_SERVER_DIR), \ 56 SERVER_JVM := $(SJAVAC_SERVER_JAVA))) 57 58 # After the jdk is built, we want to build demos using only the recently 59 # generated jdk classes and nothing else, no jdk source, etc etc. 60 # I.e. the rt.jar, but since rt.jar has not yet been generated 61 # (it will be in "make images") therefore we use classes instead. 62 $(eval $(call SetupJavaCompiler,GENERATE_USINGJDKBYTECODE, \ 63 JVM := $(JAVA_SMALL), \ 64 JAVAC := $(NEW_JAVAC), \ 65 FLAGS := -bootclasspath $(JDK_OUTPUTDIR)/classes $(DISABLE_WARNINGS), \ 66 SERVER_DIR := $(SJAVAC_SERVER_DIR), \ 67 SERVER_JVM := $(SJAVAC_SERVER_JAVA)))