Mercurial > hg > graal-compiler
view c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotConstantPool.java @ 1434:72cfb36c6bb2
* enabled all jtt tests
* added proxy that counts jni calls
* honor hotspot stackshadowpages
* constant pool caching
* monitor enter/exit
* arithmetic stubs (frem, drem, ...)
* create stack values for debug info
* some doc
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Thu, 30 Sep 2010 17:19:48 -0700 |
parents | 760213a60e8b |
children | 9e5e83ca2259 |
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/* * Copyright (c) 2010 Sun Microsystems, Inc. All rights reserved. * * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is * described in this document. In particular, and without limitation, these intellectual property rights may include one * or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents or pending patent * applications in the U.S. and in other countries. * * U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc. standard * license agreement and applicable provisions of the FAR and its supplements. * * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or registered * trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks are used under license and * are trademarks or registered trademarks of SPARC International, Inc. in the U.S. and other countries. * * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd. */ package com.sun.hotspot.c1x; import java.util.*; import com.sun.cri.ci.*; import com.sun.cri.ri.*; /** * Implementation of RiConstantPool for HotSpot. * * @author Thomas Wuerthinger, Lukas Stadler */ public class HotSpotConstantPool implements RiConstantPool, CompilerObject { long vmId; HashMap<Integer, Object> cache = new HashMap<Integer, Object>(); public HotSpotConstantPool(long vmId) { this.vmId = vmId; } @Override public CiConstant encoding() { // TODO: Check if this is correct. return CiConstant.forObject(vmId); } @Override public Object lookupConstant(int cpi) { Object value = cache.get(cpi); if (value == null) { value = Compiler.getVMEntries().RiConstantPool_lookupConstant(vmId, cpi); cache.put(cpi, value); } return value; } @Override public RiMethod lookupMethod(int cpi, int byteCode) { RiMethod value = (RiMethod) cache.get(cpi); if (value == null) { value = Compiler.getVMEntries().RiConstantPool_lookupMethod(vmId, cpi, (byte) byteCode); cache.put(cpi, value); } return value; } @Override public RiSignature lookupSignature(int cpi) { RiSignature value = (RiSignature) cache.get(cpi); if (value == null) { value = Compiler.getVMEntries().RiConstantPool_lookupSignature(vmId, cpi); cache.put(cpi, value); } return value; } @Override public RiType lookupType(int cpi, int opcode) { RiType value = (RiType) cache.get(cpi); if (value == null) { value = Compiler.getVMEntries().RiConstantPool_lookupType(vmId, cpi); cache.put(cpi, value); } return value; } @Override public RiField lookupField(int cpi, int opcode) { RiField value = (RiField) cache.get(cpi); if (value == null) { value = Compiler.getVMEntries().RiConstantPool_lookupField(vmId, cpi); cache.put(cpi, value); } return value; } }