Mercurial > hg > graal-compiler
view c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotVMConfig.java @ 1423:760213a60e8b
* rewrite of the code installation
* partial support for safepoints
* macro-based CiTargetMethod interface
* code stub support
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Mon, 16 Aug 2010 18:59:36 -0700 |
parents | 3483ec571caf |
children | 98fffb304868 |
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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 com.sun.cri.ci.*; /** * Used to communicate configuration details, runtime offsets, etc. to c1x upon compileMethod. * * @author Lukas Stadler */ public class HotSpotVMConfig implements CompilerObject { // os information, register layout, code generation, ... public boolean windowsOs; public int codeEntryAlignment; // offsets, ... public int vmPageSize; public int stackShadowPages; public int hubOffset; public int arrayLengthOffset; public int[] arrayOffsets; public int arrayClassElementOffset; // runtime stubs public long instanceofStub; public long debugStub; public long resolveStaticCallStub; public void check() { assert vmPageSize >= 16; assert codeEntryAlignment > 0; assert stackShadowPages > 0; } public int getArrayOffset(CiKind kind) { return arrayOffsets[getKindNumber(kind)]; } private int getKindNumber(CiKind kind) { if (kind == CiKind.Boolean) return 0; else if (kind == CiKind.Byte) return 1; else if (kind == CiKind.Short) return 2; else if (kind == CiKind.Char) return 3; else if (kind == CiKind.Int) return 4; else if (kind == CiKind.Float) return 5; else if (kind == CiKind.Long) return 6; else if (kind == CiKind.Double) return 7; else if (kind == CiKind.Object) return 8; else throw new RuntimeException(kind + " is not a Java kind"); } }