Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCFormat3AInstruction.java @ 3972:4f93f0d00802
7059019: G1: add G1 support to the SA
Summary: Extend the SA to recognize the G1CollectedHeap and implement any code that's needed by our serviceability tools (jmap, jinfo, jstack, etc.) that depend on the SA.
Reviewed-by: never, poonam, johnc
author | tonyp |
---|---|
date | Tue, 20 Sep 2011 09:59:59 -0400 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2002, 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.sparc; import sun.jvm.hotspot.asm.*; public abstract class SPARCFormat3AInstruction extends SPARCInstruction { final protected int opcode; final protected SPARCRegister rs1; final protected ImmediateOrRegister operand2; final protected SPARCRegister rd; public SPARCFormat3AInstruction(String name, int opcode, SPARCRegister rs1, ImmediateOrRegister operand2, SPARCRegister rd) { super(name); this.opcode = opcode; this.rs1 = rs1; this.operand2 = operand2; this.rd = rd; } protected String getOperand2String() { StringBuffer buf = new StringBuffer(); if (operand2.isRegister()) { buf.append(operand2.toString()); } else { Number number = ((Immediate)operand2).getNumber(); buf.append("0x"); buf.append(Integer.toHexString(number.intValue())); } return buf.toString(); } protected String getDescription() { StringBuffer buf = new StringBuffer(); buf.append(getName()); buf.append(spaces); buf.append(rs1.toString()); buf.append(comma); buf.append(getOperand2String()); buf.append(comma); buf.append(rd.toString()); return buf.toString(); } public String asString(long currentPc, SymbolFinder symFinder) { return getDescription(); } public int getOpcode() { return opcode; } public SPARCRegister getDestinationRegister() { return rd; } public ImmediateOrRegister getOperand2() { return operand2; } public SPARCRegister getSourceRegister1() { return rs1; } }