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annotate graal/Runtime/src/com/sun/hotspot/c1x/HotSpotOptions.java @ 2493:d8891d81dc8e

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Fixed issue with resolving class: HotSpot must not resolve class at invokestatic bytecodes.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 22 Apr 2011 19:41:55 +0200
parents 4e5515d09314
children
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1 /*
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2 * Copyright (c) 2011 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
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22 package com.sun.hotspot.c1x;
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23
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24 import java.lang.reflect.*;
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25
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26 import com.sun.c1x.*;
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27 import com.sun.hotspot.c1x.logging.*;
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28
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29 public class HotSpotOptions {
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30
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31 public static void setDefaultOptions() {
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32 C1XOptions.setOptimizationLevel(3);
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33 C1XOptions.OptInlineExcept = false;
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34 C1XOptions.OptInlineSynchronized = false;
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35 C1XOptions.DetailedAsserts = false;
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36 C1XOptions.CommentedAssembly = false;
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37 C1XOptions.MethodEndBreakpointGuards = 2;
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38 C1XOptions.ResolveClassBeforeStaticInvoke = false;
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39 }
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40
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41 public static boolean setOption(String option) {
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42 if (option.length() == 0) {
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43 return false;
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44 }
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45
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46 Object value = null;
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47 String fieldName = null;
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48 String valueString = null;
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49
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50 char first = option.charAt(0);
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51 if (first == '+' || first == '-') {
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52 fieldName = option.substring(1);
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53 value = (first == '+');
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54 } else {
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55 int index = option.indexOf('=');
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56 if (index == -1) {
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57 return false;
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58 }
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59 fieldName = option.substring(0, index);
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60 valueString = option.substring(index + 1);
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61 }
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62
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63 Field f;
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64 try {
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65 f = C1XOptions.class.getField(fieldName);
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66
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67 if (value == null) {
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68 if (f.getType() == Float.TYPE) {
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69 value = Float.parseFloat(valueString);
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70 } else if (f.getType() == Double.TYPE) {
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71 value = Double.parseDouble(valueString);
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72 } else if (f.getType() == Integer.TYPE) {
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73 value = Integer.parseInt(valueString);
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74 } else if (f.getType() == Boolean.TYPE) {
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75 value = Boolean.parseBoolean(valueString);
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76 } else if (f.getType() == String.class) {
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77 value = valueString;
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78 }
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79 }
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80 if (value != null) {
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81 f.set(null, value);
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82 Logger.info("Set option " + fieldName + " to " + value);
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83 } else {
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84 Logger.info("Wrong value \"" + valueString + "\" for option " + fieldName);
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85 return false;
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86 }
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87 } catch (SecurityException e) {
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88 Logger.info("Security exception when setting option " + option);
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89 return false;
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90 } catch (NoSuchFieldException e) {
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91 Logger.info("Could not find option " + fieldName);
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92 return false;
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93 } catch (IllegalArgumentException e) {
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94 Logger.info("Illegal value for option " + option);
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95 return false;
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96 } catch (IllegalAccessException e) {
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97 Logger.info("Illegal access exception when setting option " + option);
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98 return false;
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99 }
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100
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101 return true;
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102 }
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103 }