Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V9WrprDecoder.java @ 1602:136b78722a08
6939203: JSR 292 needs method handle constants
Summary: Add new CP types CONSTANT_MethodHandle, CONSTANT_MethodType; extend 'ldc' bytecode.
Reviewed-by: twisti, never
author | jrose |
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date | Wed, 09 Jun 2010 18:50:45 -0700 |
parents | c18cbe5936b8 |
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rev | line source |
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0 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.asm.sparc; | |
26 | |
27 import sun.jvm.hotspot.asm.*; | |
28 | |
29 class V9WrprDecoder extends V9PrivilegedReadWriteDecoder { | |
30 Instruction decode(int instruction, SPARCInstructionFactory factory) { | |
31 SPARCV9InstructionFactory v9factory = (SPARCV9InstructionFactory) factory; | |
32 Instruction instr = null; | |
33 int prNum = getDestinationRegister(instruction); | |
34 if (isLegalPrivilegedRegister(prNum)) { | |
35 SPARCRegister rs1 = SPARCRegisters.getRegister(getSourceRegister1(instruction)); | |
36 ImmediateOrRegister operand2 = getOperand2(instruction); | |
37 instr = v9factory.newV9WrprInstruction(rs1, operand2, prNum); | |
38 } else { | |
39 instr = v9factory.newIllegalInstruction(instruction); | |
40 } | |
41 | |
42 return instr; | |
43 } | |
44 } |