Mercurial > hg > graal-jvmci-8
comparison graal/Compiler/src/com/sun/c1x/lir/LIRConvert.java @ 2507:9ec15d6914ca
Pull over of compiler from maxine repository.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 27 Apr 2011 11:43:22 +0200 |
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2506:4a3bf8a5bf41 | 2507:9ec15d6914ca |
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1 /* | |
2 * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved. | |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
20 * or visit www.oracle.com if you need additional information or have any | |
21 * questions. | |
22 */ | |
23 package com.sun.c1x.lir; | |
24 | |
25 import com.sun.c1x.globalstub.*; | |
26 import com.sun.cri.bytecode.*; | |
27 import com.sun.cri.ci.*; | |
28 | |
29 /** | |
30 * The {@code LIRConvert} class definition. | |
31 * | |
32 * @author Marcelo Cintra | |
33 * | |
34 */ | |
35 public class LIRConvert extends LIROp1 { | |
36 | |
37 public final int bytecode; | |
38 public GlobalStub globalStub; | |
39 | |
40 /** | |
41 * Constructs a new instruction LIRConvert for a given operand. | |
42 * | |
43 * @param bytecode the opcode of the bytecode for this conversion | |
44 * @param operand the input operand for this instruction | |
45 * @param result the result operand for this instruction | |
46 */ | |
47 public LIRConvert(int bytecode, CiValue operand, CiValue result) { | |
48 super(LIROpcode.Convert, operand, result); | |
49 this.bytecode = bytecode; | |
50 } | |
51 | |
52 /** | |
53 * Emits target assembly code for this LIRConvert instruction. | |
54 * | |
55 * @param masm the LIRAssembler | |
56 */ | |
57 @Override | |
58 public void emitCode(LIRAssembler masm) { | |
59 masm.emitConvert(this); | |
60 } | |
61 | |
62 /** | |
63 * Prints this instruction to a LogStream. | |
64 */ | |
65 @Override | |
66 public String operationString(OperandFormatter operandFmt) { | |
67 return "[" + Bytecodes.nameOf(bytecode) + "] " + super.operationString(operandFmt); | |
68 } | |
69 } |