/*
* Copyright (c) 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 org.graalvm.compiler.nodeinfo;
public enum InputType {
/**
* Inputs that consume an actual value generated by the referenced node.
*/
Value,
/**
* Inputs that consume the memory state of the referenced node.
*/
Memory,
/**
* Inputs that reference a condition.
*/
Condition,
/**
* Inputs that reference a frame state.
*/
State,
/**
* Inputs that reference a guard (guards, begin nodes).
*/
Guard,
/**
* Inputs that reference an anchor (begin nodes, value anchors).
*/
Anchor,
/**
* Inputs that represent an association between nodes, e.g., a phi and the merge or a loop begin
* and loop exits and ends.
*/
Association,
/**
* Inputs that connect tightly coupled nodes, e.g., an InvokeNode and its CallTargetNode.
*/
Extension,
/**
* Inputs of this type are temporarily exempt from type checking. This should only be used in
* exceptional cases and should never survive to later stages of compilation.
*/
Unchecked
}