1/* 2 * Copyright (c) 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23package org.graalvm.compiler.nodeinfo; 24 25public enum InputType { 26 /** 27 * Inputs that consume an actual value generated by the referenced node. 28 */ 29 Value, 30 /** 31 * Inputs that consume the memory state of the referenced node. 32 */ 33 Memory, 34 /** 35 * Inputs that reference a condition. 36 */ 37 Condition, 38 /** 39 * Inputs that reference a frame state. 40 */ 41 State, 42 /** 43 * Inputs that reference a guard (guards, begin nodes). 44 */ 45 Guard, 46 /** 47 * Inputs that reference an anchor (begin nodes, value anchors). 48 */ 49 Anchor, 50 /** 51 * Inputs that represent an association between nodes, e.g., a phi and the merge or a loop begin 52 * and loop exits and ends. 53 */ 54 Association, 55 /** 56 * Inputs that connect tightly coupled nodes, e.g., an InvokeNode and its CallTargetNode. 57 */ 58 Extension, 59 /** 60 * Inputs of this type are temporarily exempt from type checking. This should only be used in 61 * exceptional cases and should never survive to later stages of compilation. 62 */ 63 Unchecked 64} 65