Mercurial > hg > truffle
view graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/risc/field/RiscField.java @ 3734:b55f2b8f83fd
Remove deprecated files.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sat, 17 Dec 2011 20:34:58 +0100 |
parents | e233f5660da4 |
children |
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/* * Copyright (c) 2007, 2011, 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.sun.max.asm.gen.risc.field; import com.sun.max.asm.gen.risc.bitRange.*; import com.sun.max.lang.*; import com.sun.max.program.*; /** * A field describes a bit range and how it relates to an operand. */ public abstract class RiscField implements Cloneable, StaticFieldName, StaticFieldLiteral { private final BitRange bitRange; protected RiscField(BitRange bitRange) { this.bitRange = bitRange; } @Override public RiscField clone() { try { return (RiscField) super.clone(); } catch (CloneNotSupportedException cloneNotSupportedException) { throw ProgramError.unexpected("Field.clone() not supported"); } } private String name; public String name() { return name; } public void setName(String name) { this.name = name; } private String literal; public String literal() { return literal; } public void setLiteral(String literal) { this.literal = literal; } private Class literalClass; public Class literalClass() { return literalClass; } public void setLiteralClass(Class literalClass) { this.literalClass = literalClass; } public BitRange bitRange() { return bitRange; } /** * Two RISC fields are considered equal if they define the same set of bits in an instruction * (i.e. their bit ranges are equal). */ @Override public boolean equals(Object other) { if (other instanceof RiscField) { final RiscField riscField = (RiscField) other; return bitRange().equals(riscField.bitRange()); } return false; } @Override public int hashCode() { int result = bitRange.hashCode(); if (name != null) { result ^= name.hashCode(); } return result; } @Override public String toString() { return name(); } }