Mercurial > hg > graal-jvmci-8
view graal/Runtime/src/com/sun/hotspot/c1x/HotSpotRuntime.java @ 2493:d8891d81dc8e
Fixed issue with resolving class: HotSpot must not resolve class at invokestatic bytecodes.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Fri, 22 Apr 2011 19:41:55 +0200 |
parents | 099e697d8934 |
children | 96ca0e1b8a1d |
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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.io.*; import java.lang.reflect.*; import java.util.*; import com.sun.cri.ci.*; import com.sun.cri.ci.CiTargetMethod.Call; import com.sun.cri.ci.CiTargetMethod.DataPatch; import com.sun.cri.ci.CiTargetMethod.Safepoint; import com.sun.cri.ri.*; import com.sun.max.asm.dis.*; import com.sun.max.lang.*; /** * CRI runtime implementation for the HotSpot VM. * * @author Thomas Wuerthinger, Lukas Stadler */ public class HotSpotRuntime implements RiRuntime { final HotSpotVMConfig config; final HotSpotRegisterConfig regConfig; final HotSpotRegisterConfig globalStubRegConfig; private final Compiler compiler; public HotSpotRuntime(HotSpotVMConfig config, Compiler compiler) { this.config = config; this.compiler = compiler; regConfig = new HotSpotRegisterConfig(config, false); globalStubRegConfig = new HotSpotRegisterConfig(config, true); } @Override public int codeOffset() { return 0; } @Override public String disassemble(byte[] code, long address) { return disassemble(code, new DisassemblyPrinter(false), address); } private String disassemble(byte[] code, DisassemblyPrinter disassemblyPrinter, long address) { final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); final ISA instructionSet = ISA.AMD64; Disassembler.disassemble(byteArrayOutputStream, code, instructionSet, WordWidth.BITS_64, address, null, disassemblyPrinter); return byteArrayOutputStream.toString(); } @Override public String disassemble(final CiTargetMethod targetMethod) { final DisassemblyPrinter disassemblyPrinter = new DisassemblyPrinter(false) { private String toString(Call call) { if (call.runtimeCall != null) { return "{" + call.runtimeCall.name() + "}"; } else if (call.symbol != null) { return "{" + call.symbol + "}"; } else if (call.globalStubID != null) { return "{" + call.globalStubID + "}"; } else { return "{" + call.method + "}"; } } private String siteInfo(int pcOffset) { for (Call call : targetMethod.directCalls) { if (call.pcOffset == pcOffset) { return toString(call); } } for (Call call : targetMethod.indirectCalls) { if (call.pcOffset == pcOffset) { return toString(call); } } for (Safepoint site : targetMethod.safepoints) { if (site.pcOffset == pcOffset) { return "{safepoint}"; } } for (DataPatch site : targetMethod.dataReferences) { if (site.pcOffset == pcOffset) { return "{" + site.constant + "}"; } } return null; } @Override protected String disassembledObjectString(Disassembler disassembler, DisassembledObject disassembledObject) { final String string = super.disassembledObjectString(disassembler, disassembledObject); String site = siteInfo(disassembledObject.startPosition()); if (site != null) { return string + " " + site; } return string; } }; final byte[] code = Arrays.copyOf(targetMethod.targetCode(), targetMethod.targetCodeSize()); return disassemble(code, disassemblyPrinter, 0L); } @Override public String disassemble(RiMethod method) { return "No disassembler available"; } @Override public RiConstantPool getConstantPool(RiMethod method) { return ((HotSpotTypeResolved) method.holder()).constantPool(); } @Override public RiOsrFrame getOsrFrame(RiMethod method, int bci) { return null; } @Override public RiType getRiType(Class<?> javaClass) { assert javaClass != null; return compiler.getVMEntries().getType(javaClass); } public Class<?> getJavaClass(CiConstant c) { return null; } @Override public RiType getRiType(CiKind kind) { return getRiType(kind.toJavaClass()); } @Override public RiType getRiType(CiConstant constant) { return compiler.getVMEntries().getRiType(constant); } @Override public boolean isExceptionType(RiType type) { return type.isSubtypeOf(getRiType(Throwable.class)); } @Override public RiSnippets getSnippets() { throw new UnsupportedOperationException("getSnippets"); } @Override public boolean mustInline(RiMethod method) { return false; } @Override public boolean mustNotCompile(RiMethod method) { return false; } @Override public boolean mustNotInline(RiMethod method) { return Modifier.isNative(method.accessFlags()); } @Override public Object registerGlobalStub(CiTargetMethod targetMethod, String name) { return HotSpotTargetMethod.installStub(compiler, targetMethod, name); } @Override public int sizeOfBasicObjectLock() { // TODO shouldn't be hard coded return 2 * 8; } @Override public int basicObjectLockOffsetInBytes() { return 8; } @Override public RiField getRiField(Field javaField) { throw new UnsupportedOperationException("getRiField"); } @Override public RiMethod getRiMethod(Method javaMethod) { throw new UnsupportedOperationException("getRiMethod"); } @Override public RiMethod getRiMethod(Constructor<?> javaConstructor) { throw new UnsupportedOperationException("getRiMethod"); } @Override public CiConstant invoke(RiMethod method, CiMethodInvokeArguments args) { return null; } @Override public CiConstant foldWordOperation(int opcode, CiMethodInvokeArguments args) { throw new UnsupportedOperationException("foldWordOperation"); } @Override public boolean compareConstantObjects(CiConstant x, CiConstant y) { return compiler.getVMEntries().compareConstantObjects(x, y); } @Override public RiRegisterConfig getRegisterConfig(RiMethod method) { return regConfig; } /** * HotSpots needs an area suitable for storing a program counter for temporary use during the deoptimization process. */ @Override public int getCustomStackAreaSize() { return 8; } @Override public boolean supportsArrayIntrinsics() { return true; } @Override public int getArrayLength(CiConstant array) { return compiler.getVMEntries().getArrayLength(array); } }