Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/builtins/SLPrintlnBuiltin.java @ 13821:b16ec83edc73
Documentation and more refactoring of Simple Language
author | Christian Wimmer <christian.wimmer@oracle.com> |
---|---|
date | Wed, 29 Jan 2014 20:45:43 -0800 |
parents | graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/builtins/SLPrintBuiltin.java@7c418666c6c9 |
children | afd6fa5e8229 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/builtins/SLPrintlnBuiltin.java Wed Jan 29 20:45:43 2014 -0800 @@ -0,0 +1,60 @@ +/* + * Copyright (c) 2012, 2014, 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. + * + * 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. + */ +package com.oracle.truffle.sl.builtins; + +import com.oracle.truffle.api.dsl.*; +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.sl.runtime.*; + +/** + * Builtin function to write a value to the {@link SLContext#getOutput() standard output}. The + * different specialization leverage the typed {@code println} methods available in Java, i.e., + * primitive values are printed without converting them to a {@link String} first. + */ +@NodeInfo(shortName = "println") +public abstract class SLPrintlnBuiltin extends SLBuiltinNode { + + @Specialization + public long println(long value) { + getContext().getOutput().println(value); + return value; + } + + @Specialization + public boolean println(boolean value) { + getContext().getOutput().println(value); + return value; + } + + @Specialization + public String println(String value) { + getContext().getOutput().println(value); + return value; + } + + @Specialization + public Object println(Object value) { + getContext().getOutput().println(value); + return value; + } +}