1 /* 2 * Copyright (c) 2015, 2015, 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 */ 23 24 package org.graalvm.compiler.core.sparc; 25 26 import org.graalvm.compiler.core.common.LIRKind; 27 import org.graalvm.compiler.graph.NodeClass; 28 import org.graalvm.compiler.lir.sparc.SPARCIndexedAddressValue; 29 import org.graalvm.compiler.nodeinfo.NodeInfo; 30 import org.graalvm.compiler.nodes.ValueNode; 31 import org.graalvm.compiler.nodes.memory.address.AddressNode; 32 import org.graalvm.compiler.nodes.spi.LIRLowerable; 33 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool; 34 35 import jdk.vm.ci.meta.AllocatableValue; 36 37 /** 38 * Represents an address of the form [base + index]. 39 */ 40 @NodeInfo 41 public class SPARCIndexedAddressNode extends AddressNode implements LIRLowerable { 42 43 public static final NodeClass<SPARCIndexedAddressNode> TYPE = NodeClass.create(SPARCIndexedAddressNode.class); 44 45 @Input private ValueNode base; 46 @Input private ValueNode index; 47 48 public SPARCIndexedAddressNode(ValueNode base, ValueNode index) { 49 super(TYPE); 50 this.base = base; 51 this.index = index; 52 } 53 54 @Override 55 public void generate(NodeLIRBuilderTool gen) { 56 SPARCLIRGenerator tool = (SPARCLIRGenerator) gen.getLIRGeneratorTool(); 57 58 AllocatableValue baseValue = tool.asAllocatable(gen.operand(base)); 59 AllocatableValue indexValue = tool.asAllocatable(gen.operand(index)); 60 61 AllocatableValue baseReference = LIRKind.derivedBaseFromValue(baseValue); 62 AllocatableValue indexReference = LIRKind.derivedBaseFromValue(indexValue); 63 64 LIRKind kind = LIRKind.combineDerived(tool.getLIRKind(stamp()), baseReference, indexReference); 65 gen.setResult(this, new SPARCIndexedAddressValue(kind, baseValue, indexValue)); 66 } 67 68 public ValueNode getBase() { 69 return base; 70 } 71 72 public void setBase(ValueNode base) { 73 updateUsages(this.base, base); 74 this.base = base; 75 } 76 77 public ValueNode getIndex() { 78 return index; 79 } 80 81 public void setIndex(ValueNode index) { 82 updateUsages(this.index, index); 83 this.index = index; 84 } 85 }