Mercurial > hg > truffle
view graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/type/ArithmeticStamp.java @ 17430:ad62445b46b0
Revert 9010170f942f: better stamps for I2F, I2D, L2F and L2D operations
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Tue, 14 Oct 2014 12:12:01 +0200 |
parents | ec35bb4eccb8 |
children | 0f23e16288c5 |
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/* * Copyright (c) 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.compiler.common.type; /** * Type describing values that support arithmetic operations. */ public abstract class ArithmeticStamp extends Stamp { private final ArithmeticOpTable ops; protected ArithmeticStamp(ArithmeticOpTable ops) { this.ops = ops; } public ArithmeticOpTable getOps() { return ops; } @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ops.hashCode(); return result; } @Override public boolean equals(Object obj) { if (this == obj) { return true; } if (!(obj instanceof ArithmeticStamp)) { return false; } ArithmeticStamp other = (ArithmeticStamp) obj; return this.ops == other.ops; } }