Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/model/NodeExecutionData.java @ 21572:d6d7e51d9206
Truffle/instrumentation: catch a NPE error condition (when a tagged STATEMENT has no source information)
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Wed, 27 May 2015 20:49:09 -0700 |
parents | 18c0f02fa4d2 |
children |
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/* * Copyright (c) 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. * * 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.dsl.processor.model; import java.util.*; import javax.lang.model.type.*; import com.oracle.truffle.dsl.processor.model.NodeChildData.Cardinality; public class NodeExecutionData { private final NodeChildData child; private final String name; private final int index; private final int childIndex; private final boolean shortCircuit; private final List<TypeMirror> typeRestrictions = new ArrayList<>(); public NodeExecutionData(NodeChildData child, int index, int childIndex, boolean shortCircuit) { this.child = child; this.index = index; this.childIndex = childIndex; this.shortCircuit = shortCircuit; this.name = createName(); } private String createName() { return child != null ? createName(child.getName(), childIndex) : ("arg" + index); } public int getIndex() { return index; } public List<TypeMirror> getTypeRestrictions() { return typeRestrictions; } public TypeMirror getNodeType() { TypeMirror type; if (child.getCardinality() == Cardinality.MANY && child.getNodeType().getKind() == TypeKind.ARRAY) { type = ((ArrayType) child.getNodeType()).getComponentType(); } else { type = child.getNodeType(); } return type; } public String getName() { return name; } public NodeChildData getChild() { return child; } public int getChildIndex() { return childIndex; } public boolean isIndexed() { return childIndex > -1; } public boolean isShortCircuit() { return shortCircuit; } public String getIndexedName() { return createIndexedName(child, childIndex); } public static String createIndexedName(NodeChildData child, int varArgsIndex) { String shortCircuitName = child.getName(); if (child.getCardinality().isMany()) { shortCircuitName = shortCircuitName + "[" + varArgsIndex + "]"; } return shortCircuitName; } public static String createName(String childName, int index) { if (index > -1) { return childName + index; } return childName; } }