Mercurial > hg > truffle
view graal/GraalCompiler/src/com/sun/c1x/lir/LIRSignificantBit.java @ 2642:8932f1027050
Removed local value map.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 11 May 2011 14:15:14 +0200 |
parents | 16b9a8b5ad39 |
children |
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/* * Copyright (c) 2010, 2010, 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.c1x.lir; import com.sun.cri.bytecode.*; import com.sun.cri.ci.*; /** * LIR instruction used in translating {@link Bytecodes#LSB} and {@link Bytecodes#MSB}. * * @author Doug Simon */ public class LIRSignificantBit extends LIRInstruction { public LIRSignificantBit(LIROpcode opcode, CiValue operand, CiValue result) { super(opcode, result, null, false, 1, 0, operand); } @Override public void emitCode(LIRAssembler masm) { masm.emitSignificantBitOp(code == LIROpcode.Msb, operand(0), result()); } }