Mercurial > hg > truffle
diff c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotXirGenerator.java @ 1416:1b41af477605
Added HotSpotVM project Java source files.
author | Thomas Wuerthinger <thomas.wuerthinger@gmail.com> |
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date | Wed, 23 Jun 2010 16:36:58 +0200 |
parents | |
children | 2c41834aa270 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotXirGenerator.java Wed Jun 23 16:36:58 2010 +0200 @@ -0,0 +1,200 @@ +/* + * Copyright (c) 2009 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.ArrayList; +import java.util.List; + +import com.sun.cri.ci.CiKind; +import com.sun.cri.ri.RiField; +import com.sun.cri.ri.RiMethod; +import com.sun.cri.ri.RiType; +import com.sun.cri.ri.RiType.Representation; +import com.sun.cri.xir.CiXirAssembler; +import com.sun.cri.xir.RiXirGenerator; +import com.sun.cri.xir.XirArgument; +import com.sun.cri.xir.XirSite; +import com.sun.cri.xir.XirSnippet; +import com.sun.cri.xir.XirTemplate; +import com.sun.cri.xir.CiXirAssembler.XirOperand; + +/** + * + * @author Thomas Wuerthinger + * + */ +public class HotSpotXirGenerator extends RiXirGenerator { + + private XirTemplate[] emptyTemplates = new XirTemplate[CiKind.values().length]; + + @Override + public List<XirTemplate> buildTemplates(CiXirAssembler asm) { + + List<XirTemplate> templates = new ArrayList<XirTemplate>(); + for (int i=0; i<CiKind.values().length; i++) { + + CiKind curKind = CiKind.values()[i]; + + if (curKind == CiKind.Float || curKind == CiKind.Double) continue; + + if (CiKind.values()[i] == CiKind.Void) { + asm.restart(CiKind.values()[i]); + emptyTemplates[i] = asm.finishTemplate("empty-" + CiKind.values()[i]); + } else { + asm.restart(); + XirOperand result = asm.createTemp("result", CiKind.values()[i]); + emptyTemplates[i] = asm.finishTemplate(result, "empty-" + CiKind.values()[i]); + } + templates.add(emptyTemplates[i]); + } + + + return templates; + } + + @Override + public XirSnippet genArrayLength(XirSite site, XirArgument array) { + return new XirSnippet(emptyTemplates[CiKind.Int.ordinal()]); + } + + @Override + public XirSnippet genArrayLoad(XirSite site, XirArgument array, + XirArgument index, XirArgument length, CiKind elementKind, + RiType elementType) { + return new XirSnippet(emptyTemplates[elementKind.ordinal()]); + } + + @Override + public XirSnippet genArrayStore(XirSite site, XirArgument array, + XirArgument index, XirArgument length, XirArgument value, + CiKind elementKind, RiType elementType) { + return new XirSnippet(emptyTemplates[CiKind.Void.ordinal()]); + } + + @Override + public XirSnippet genCheckCast(XirSite site, XirArgument receiver, + XirArgument hub, RiType type) { + return new XirSnippet(emptyTemplates[CiKind.Object.ordinal()]); + } + + @Override + public XirSnippet genEntrypoint(XirSite site) { + return null; + } + + @Override + public XirSnippet genGetField(XirSite site, XirArgument receiver, + RiField field) { + return new XirSnippet(emptyTemplates[field.kind().ordinal()]); + } + + @Override + public XirSnippet genGetStatic(XirSite site, XirArgument staticTuple, + RiField field) { + return new XirSnippet(emptyTemplates[field.kind().ordinal()]); + } + + @Override + public XirSnippet genInstanceOf(XirSite site, XirArgument receiver, + XirArgument hub, RiType type) { + return new XirSnippet(emptyTemplates[CiKind.Boolean.ordinal()]); + } + + @Override + public XirSnippet genIntrinsic(XirSite site, XirArgument[] arguments, + RiMethod method) { + return null; + } + + @Override + public XirSnippet genInvokeInterface(XirSite site, XirArgument receiver, + RiMethod method) { + return new XirSnippet(emptyTemplates[CiKind.Word.ordinal()]); + } + + @Override + public XirSnippet genInvokeSpecial(XirSite site, XirArgument receiver, + RiMethod method) { + return new XirSnippet(emptyTemplates[CiKind.Word.ordinal()]); + } + + @Override + public XirSnippet genInvokeStatic(XirSite site, RiMethod method) { + return new XirSnippet(emptyTemplates[CiKind.Word.ordinal()]); + } + + @Override + public XirSnippet genInvokeVirtual(XirSite site, XirArgument receiver, + RiMethod method) { + return new XirSnippet(emptyTemplates[CiKind.Word.ordinal()]); + } + + @Override + public XirSnippet genMonitorEnter(XirSite site, XirArgument receiver) { + return new XirSnippet(emptyTemplates[CiKind.Void.ordinal()]); + } + + @Override + public XirSnippet genMonitorExit(XirSite site, XirArgument receiver) { + return new XirSnippet(emptyTemplates[CiKind.Void.ordinal()]); + } + + @Override + public XirSnippet genNewArray(XirSite site, XirArgument length, + CiKind elementKind, RiType componentType, RiType arrayType) { + return new XirSnippet(emptyTemplates[CiKind.Object.ordinal()]); + } + + @Override + public XirSnippet genNewInstance(XirSite site, RiType type) { + return new XirSnippet(emptyTemplates[CiKind.Object.ordinal()]); + } + + @Override + public XirSnippet genNewMultiArray(XirSite site, XirArgument[] lengths, + RiType type) { + return new XirSnippet(emptyTemplates[CiKind.Object.ordinal()]); + } + + @Override + public XirSnippet genPutField(XirSite site, XirArgument receiver, + RiField field, XirArgument value) { + return new XirSnippet(emptyTemplates[CiKind.Void.ordinal()]); + } + + @Override + public XirSnippet genPutStatic(XirSite site, XirArgument staticTuple, + RiField field, XirArgument value) { + return new XirSnippet(emptyTemplates[CiKind.Void.ordinal()]); + } + + @Override + public XirSnippet genResolveClass(XirSite site, RiType type, + Representation representation) { + return new XirSnippet(emptyTemplates[CiKind.Object.ordinal()]); + } + + @Override + public XirSnippet genSafepoint(XirSite site) { + return new XirSnippet(emptyTemplates[CiKind.Void.ordinal()]); + } + +}