Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/NodeChild.java @ 16755:bd28da642eea
Truffle-DSL: Several new features implemented:
Implementation of a new code generation layout which shares code between generated nodes.
Declaration order of specializations is now used as specialization order.
Specializations do no longer perform fallthrough on respecialization, they now always respecialize from the first specialization.
Implemented support for contains relations between specializations.
Improved reachability error messages.
Preliminary support for @Implies.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 11 Aug 2014 15:53:05 +0200 |
parents | 494b818b527c |
children |
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/* * Copyright (c) 2012, 2012, 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. */ package com.oracle.truffle.api.dsl; import java.lang.annotation.*; import com.oracle.truffle.api.nodes.*; /** * A {@link NodeChild} element defines an executable child for the enclosing {@link Node}. A * {@link Node} contains multiple {@link NodeChildren} specified in linear execution order. */ @Retention(RetentionPolicy.CLASS) @Target({ElementType.TYPE}) public @interface NodeChild { String value() default ""; Class<?> type() default Node.class; /** * The {@link #executeWith()} property allows a node to pass the result of one child's * executable as an input to another child's executable. These referenced children must be * defined before the current node in the execution order. The current node {@link #type()} * attribute must be set to a {@link Node} which supports the evaluated execution with the * number of {@link #executeWith()} arguments that are defined. For example if this child is * executed with one argument, the {@link #type()} attribute must define a node which publicly * declares a method with the signature <code>Object execute*(VirtualFrame, Object)</code>. */ String[] executeWith() default {}; }