--- /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()]);
+	}
+
+}