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66 lines
2.0 KiB
Java
66 lines
2.0 KiB
Java
/*
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* Copyright (c) 2009, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package jdk.vm.ci.code;
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import jdk.vm.ci.meta.AllocatableValue;
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import jdk.vm.ci.meta.ValueKind;
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/**
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* Denotes a register that stores a value of a fixed kind.
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*/
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public final class RegisterValue extends AllocatableValue {
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private final Register reg;
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protected RegisterValue(ValueKind<?> kind, Register register) {
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super(kind);
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this.reg = register;
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}
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@Override
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public String toString() {
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return getRegister().name + getKindSuffix();
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}
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/**
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* @return the register that contains the value
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*/
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public Register getRegister() {
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return reg;
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}
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@Override
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public int hashCode() {
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return 29 * super.hashCode() + reg.hashCode();
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}
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@Override
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public boolean equals(Object obj) {
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if (obj instanceof RegisterValue) {
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RegisterValue other = (RegisterValue) obj;
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return super.equals(obj) && reg.equals(other.reg);
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}
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return false;
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}
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}
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