view agent/src/share/classes/sun/jvm/hotspot/asm/Instruction.java @ 1552:c18cbe5936b8

6941466: Oracle rebranding changes for Hotspot repositories Summary: Change all the Sun copyrights to Oracle copyright Reviewed-by: ohair
author trims
date Thu, 27 May 2010 19:08:38 -0700
parents a61af66fc99e
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;

public interface Instruction {
   public String getName();

   // total size in bytes (operands + opcode).
   // for eg. in sparc it is always 4 (= 32bits)
   public int getSize();

   // some type testers
   public boolean isIllegal();
   public boolean isArithmetic();
   public boolean isLogical();
   public boolean isShift();
   public boolean isMove();
   public boolean isBranch();
   public boolean isCall();
   public boolean isReturn();
   public boolean isLoad();
   public boolean isStore();
   public boolean isFloat();
   public boolean isTrap();
   public boolean isNoop();

   // convert the instruction as String given currentPc
   // and SymbolFinder

   public String asString(long currentPc, SymbolFinder symFinder);
}