Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V9AlternateSpaceDecoder.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 |
---|---|
date | Wed, 09 Jun 2010 18:50:45 -0700 |
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.*; abstract class V9AlternateSpaceDecoder extends MemoryInstructionDecoder implements V9InstructionDecoder { V9AlternateSpaceDecoder(int op3, String name, int dataType) { super(op3, name, dataType); } SPARCRegisterIndirectAddress newRegisterIndirectAddress(SPARCRegister rs1, SPARCRegister rs2) { return new SPARCV9RegisterIndirectAddress(rs1, rs2); } SPARCRegisterIndirectAddress newRegisterIndirectAddress(SPARCRegister rs1, int offset) { return new SPARCV9RegisterIndirectAddress(rs1, offset); } abstract Instruction decodeV9AsiLoadStore(int instruction, SPARCV9RegisterIndirectAddress addr, SPARCRegister rd, SPARCV9InstructionFactory factory); Instruction decodeMemoryInstruction(int instruction, SPARCRegisterIndirectAddress addr, SPARCRegister rd, SPARCInstructionFactory factory) { SPARCV9RegisterIndirectAddress v9addr = (SPARCV9RegisterIndirectAddress) addr; if (isIBitSet(instruction)) { // indirect asi v9addr.setIndirectAsi(true); } else { // immediate asi int asi = (instruction & ASI_MASK) >>> ASI_START_BIT; v9addr.setAddressSpace(asi); } return decodeV9AsiLoadStore(instruction, v9addr, rd, (SPARCV9InstructionFactory) factory); } }