Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/asm/x86/JmpDecoder.java @ 1913:3b2dea75431e
6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti
author | jrose |
---|---|
date | Sat, 30 Oct 2010 13:08:23 -0700 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2002, 2004, 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 sun.jvm.hotspot.asm.x86; import sun.jvm.hotspot.asm.*; public class JmpDecoder extends InstructionDecoder { public JmpDecoder(String name, int addrMode1, int operandType1) { super(name, addrMode1, operandType1); } protected Instruction decodeInstruction(byte[] bytesArray, boolean operandSize, boolean addrSize, X86InstructionFactory factory) { Operand operand = getOperand1(bytesArray, operandSize, addrSize); int size = byteIndex - instrStartIndex; Address address; if (operand instanceof X86Register) { address = new X86RegisterDirectAddress((X86Register)operand); } else { address = (Address) operand; } return factory.newJmpInstruction(name, address, size, prefixes); } }