Mercurial > hg > graal-compiler
view graal/com.oracle.graal.compiler.amd64/src/com/oracle/graal/compiler/amd64/AMD64AddressNode.java @ 22251:5354474091f7
SPARC: add toString for SizeEstimate.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Mon, 20 Jul 2015 14:16:03 +0200 |
parents | 67b20ea8496c |
children | 971804fb95ec |
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/* * Copyright (c) 2015, 2015, 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.graal.compiler.amd64; import jdk.internal.jvmci.meta.*; import com.oracle.graal.asm.amd64.AMD64Address.Scale; import com.oracle.graal.graph.*; import com.oracle.graal.lir.amd64.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.memory.address.*; import com.oracle.graal.nodes.spi.*; /** * Represents an address of the form [base + index*scale + displacement]. Both base and index are * optional. */ @NodeInfo public class AMD64AddressNode extends AddressNode implements LIRLowerable { public static final NodeClass<AMD64AddressNode> TYPE = NodeClass.create(AMD64AddressNode.class); @OptionalInput private ValueNode base; @OptionalInput private ValueNode index; private Scale scale; private int displacement; public AMD64AddressNode(ValueNode base) { this(base, null); } public AMD64AddressNode(ValueNode base, ValueNode index) { super(TYPE); this.base = base; this.index = index; this.scale = Scale.Times1; } public void generate(NodeLIRBuilderTool gen) { AMD64LIRGenerator tool = (AMD64LIRGenerator) gen.getLIRGeneratorTool(); AllocatableValue baseValue = base == null ? Value.ILLEGAL : tool.asAllocatable(gen.operand(base)); AllocatableValue indexValue = index == null ? Value.ILLEGAL : tool.asAllocatable(gen.operand(index)); AllocatableValue baseReference = LIRKind.derivedBaseFromValue(baseValue); AllocatableValue indexReference; if (scale.equals(Scale.Times1)) { indexReference = LIRKind.derivedBaseFromValue(indexValue); } else { if (indexValue.getLIRKind().isValue()) { indexReference = null; } else { indexReference = Value.ILLEGAL; } } LIRKind kind = LIRKind.combineDerived(tool.getLIRKind(stamp()), baseReference, indexReference); gen.setResult(this, new AMD64AddressValue(kind, baseValue, indexValue, scale, displacement)); } public ValueNode getBase() { return base; } public void setBase(ValueNode base) { // allow modification before inserting into the graph if (isAlive()) { updateUsages(this.base, base); } this.base = base; } public ValueNode getIndex() { return index; } public void setIndex(ValueNode index) { // allow modification before inserting into the graph if (isAlive()) { updateUsages(this.index, index); } this.index = index; } public Scale getScale() { return scale; } public void setScale(Scale scale) { this.scale = scale; } public int getDisplacement() { return displacement; } public void setDisplacement(int displacement) { this.displacement = displacement; } }