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annotate c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/Compiler.java @ 1416:1b41af477605

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Added HotSpotVM project Java source files.
author Thomas Wuerthinger <thomas.wuerthinger@gmail.com>
date Wed, 23 Jun 2010 16:36:58 +0200
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children 55ac38887415
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1416
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1 /*
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2 * Copyright (c) 2009 Sun Microsystems, Inc. All rights reserved.
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3 *
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4 * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product
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5 * that is described in this document. In particular, and without limitation, these intellectual property
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6 * rights may include one or more of the U.S. patents listed at http://www.sun.com/patents and one or
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7 * more additional patents or pending patent applications in the U.S. and in other countries.
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8 *
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9 * U.S. Government Rights - Commercial software. Government users are subject to the Sun
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10 * Microsystems, Inc. standard license agreement and applicable provisions of the FAR and its
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11 * supplements.
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12 *
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13 * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or
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14 * registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks
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15 * are used under license and are trademarks or registered trademarks of SPARC International, Inc. in the
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16 * U.S. and other countries.
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17 *
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18 * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open
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19 * Company, Ltd.
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20 */
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21 package com.sun.hotspot.c1x;
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22
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23 import com.sun.c1x.C1XCompiler;
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24 import com.sun.c1x.C1XOptions;
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25 import com.sun.c1x.target.amd64.AMD64;
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26 import com.sun.cri.ci.CiCompiler;
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27 import com.sun.cri.ci.CiTarget;
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28 import com.sun.cri.ri.RiRegisterConfig;
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29 import com.sun.cri.xir.RiXirGenerator;
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30
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31 /**
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32 *
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33 * @author Thomas Wuerthinger
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34 *
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35 * Singleton class holding the instance of the C1XCompiler.
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36 *
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37 */
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38 public class Compiler {
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39
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40 private static CiCompiler compiler;
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41
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42 public static CiCompiler getCompiler() {
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43
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44 if (compiler == null) {
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45 compiler = createCompiler();
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46 }
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47
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48 return compiler;
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49 }
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50
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51
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52 private static CiCompiler createCompiler() {
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53
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54 final HotSpotRuntime runtime = new HotSpotRuntime();
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55 final RiXirGenerator generator = new HotSpotXirGenerator();
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56 final int wordSize = 8;
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57 final int stackFrameAlignment = 8;
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58 final int pageSize = 1024;
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59 final RiRegisterConfig config = new HotSpotRegisterConfig();
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60 final CiTarget target = new CiTarget(new AMD64(), config, true, wordSize, wordSize, wordSize, stackFrameAlignment, pageSize, wordSize, wordSize, 16);
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61 final CiCompiler compiler = new C1XCompiler(runtime, target, generator);
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62
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63 C1XOptions.setOptimizationLevel(3);
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64 C1XOptions.TraceBytecodeParserLevel = 4;
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65 C1XOptions.PrintCFGToFile = false;
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66 C1XOptions.PrintAssembly = false;//true;
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67 C1XOptions.PrintCompilation = true;
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68 return compiler;
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69
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70 }
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71 }