hotspot/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/MemoryInstructionDecoder.java
--- a/hotspot/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/MemoryInstructionDecoder.java Thu Sep 27 11:25:01 2012 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,86 +0,0 @@
-/*
- * 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.*;
-
-abstract class MemoryInstructionDecoder extends InstructionDecoder {
- final int op3;
- final String name;
- final int dataType;
-
- SPARCRegisterIndirectAddress newRegisterIndirectAddress(SPARCRegister rs1, SPARCRegister rs2) {
- return new SPARCRegisterIndirectAddress(rs1, rs2);
- }
-
- SPARCRegisterIndirectAddress newRegisterIndirectAddress(SPARCRegister rs1, int offset) {
- return new SPARCRegisterIndirectAddress(rs1, offset);
- }
-
- static void setAddressSpace(int instruction, SPARCRegisterIndirectAddress addr) {
- int asi = (instruction & ASI_MASK) >>> ASI_START_BIT;
- addr.setAddressSpace(asi);
- }
-
- SPARCRegisterIndirectAddress getRegisterIndirectAddress(int instruction) {
- SPARCRegister rs1 = SPARCRegisters.getRegister(getSourceRegister1(instruction));
- boolean iBit = isIBitSet(instruction);
- SPARCRegisterIndirectAddress addr = null;
- if (iBit) {
- int simm13 = extractSignedIntFromNBits(instruction, 13);
- addr = newRegisterIndirectAddress(rs1,simm13);
- } else {
- SPARCRegister rs2 = SPARCRegisters.getRegister(getSourceRegister2(instruction));
- addr = newRegisterIndirectAddress(rs1,rs2);
- }
- return addr;
- }
-
- MemoryInstructionDecoder(int op3, String name, int dataType) {
- this.op3 = op3;
- this.name = name;
- this.dataType = dataType;
- }
-
- Instruction decode(int instruction, SPARCInstructionFactory factory) {
- SPARCRegisterIndirectAddress addr = getRegisterIndirectAddress(instruction);
- SPARCRegister rd = getDestination(instruction);
- boolean isV9Okay = (factory instanceof SPARCV9InstructionFactory);
- if ( (rd == null) || (! isV9Okay && rd.isV9Only()) )
- return factory.newIllegalInstruction(instruction);
-
- return decodeMemoryInstruction(instruction, addr, rd, factory);
- }
-
- SPARCRegister getDestination(int instruction) {
- int rdNum = getDestinationRegister(instruction);
- SPARCRegister rd = RegisterDecoder.decode(dataType, rdNum);
- return rd;
- }
-
- abstract Instruction decodeMemoryInstruction(int instruction,
- SPARCRegisterIndirectAddress addr,
- SPARCRegister rd, SPARCInstructionFactory factory);
-}