Mercurial > hg > graal-compiler
view graal/com.oracle.graal.lir/src/com/oracle/graal/lir/CompositeValue.java @ 17179:6d8ae4c6725f
[SPARC] UseCompressedOops defaulting to false on SPARC && GRAAL
author | Stefan Anzinger <stefan.anzinger@oracle.com> |
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date | Mon, 22 Sep 2014 11:20:35 -0700 |
parents | dc9f55fbbf38 |
children | 0f8b1fb632df |
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/* * Copyright (c) 2013, 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 com.oracle.graal.lir; import java.lang.annotation.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.*; import com.oracle.graal.debug.*; import com.oracle.graal.lir.LIRInstruction.OperandFlag; import com.oracle.graal.lir.LIRInstruction.OperandMode; /** * Base class to represent values that need to be stored in more than one register. */ public abstract class CompositeValue extends Value implements Cloneable { private static final long serialVersionUID = -169180052684126180L; @Retention(RetentionPolicy.RUNTIME) @Target(ElementType.FIELD) public static @interface Component { OperandFlag[] value() default OperandFlag.REG; } private final CompositeValueClass valueClass; private static final DebugMetric COMPOSITE_VALUE_COUNT = Debug.metric("CompositeValues"); public CompositeValue(LIRKind kind) { super(kind); COMPOSITE_VALUE_COUNT.increment(); valueClass = CompositeValueClass.get(getClass()); } final CompositeValue forEachComponent(LIRInstruction inst, OperandMode mode, InstructionValueProcedureBase proc) { return valueClass.forEachComponent(inst, this, mode, proc); } final void forEachComponent(LIRInstruction inst, OperandMode mode, ValuePositionProcedure proc, ValuePosition outerPosition) { valueClass.forEachComponent(inst, this, mode, proc, outerPosition); } @Override public String toString() { return valueClass.toString(this); } @Override public int hashCode() { return 53 * super.hashCode() + valueClass.hashCode(); } @Override public boolean equals(Object obj) { if (obj instanceof CompositeValue) { CompositeValue other = (CompositeValue) obj; return super.equals(other) && valueClass.equals(other.valueClass); } return false; } CompositeValueClass getValueClass() { return valueClass; } @Override public final CompositeValue clone() { CompositeValue compositeValue = null; try { compositeValue = (CompositeValue) super.clone(); } catch (CloneNotSupportedException e) { throw new GraalInternalError(e); } // copy value arrays getValueClass().copyValueArrays(compositeValue); return compositeValue; } }