Mercurial > hg > graal-jvmci-8
diff graal/Runtime/src/com/sun/hotspot/c1x/HotSpotOptions.java @ 2297:099e697d8934
Renaming c1x4hotspotsrc => graal and HotSpotVM => Runtime
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Fri, 22 Apr 2011 15:08:53 +0200 |
parents | |
children | 4e5515d09314 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/Runtime/src/com/sun/hotspot/c1x/HotSpotOptions.java Fri Apr 22 15:08:53 2011 +0200 @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2011 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.lang.reflect.*; + +import com.sun.c1x.*; +import com.sun.hotspot.c1x.logging.*; + +public class HotSpotOptions { + + public static void setDefaultOptions() { + C1XOptions.setOptimizationLevel(3); + C1XOptions.OptInlineExcept = false; + C1XOptions.OptInlineSynchronized = false; + C1XOptions.DetailedAsserts = false; + C1XOptions.CommentedAssembly = false; + C1XOptions.MethodEndBreakpointGuards = 2; + } + + public static boolean setOption(String option) { + if (option.length() == 0) { + return false; + } + + Object value = null; + String fieldName = null; + String valueString = null; + + System.out.println(option); + + char first = option.charAt(0); + if (first == '+' || first == '-') { + fieldName = option.substring(1); + value = (first == '+'); + } else { + int index = option.indexOf('='); + if (index == -1) { + return false; + } + fieldName = option.substring(0, index); + valueString = option.substring(index + 1); + } + + Field f; + try { + f = C1XOptions.class.getField(fieldName); + + if (value == null) { + if (f.getType() == Float.TYPE) { + value = Float.parseFloat(valueString); + } else if (f.getType() == Double.TYPE) { + value = Double.parseDouble(valueString); + } else if (f.getType() == Integer.TYPE) { + value = Integer.parseInt(valueString); + } else if (f.getType() == Boolean.TYPE) { + value = Boolean.parseBoolean(valueString); + } else if (f.getType() == String.class) { + value = valueString; + } + } + if (value != null) { + f.set(null, value); + Logger.info("Set option " + fieldName + " to " + value); + } else { + Logger.info("Wrong value \"" + valueString + "\" for option " + fieldName); + return false; + } + } catch (SecurityException e) { + Logger.info("Security exception when setting option " + option); + return false; + } catch (NoSuchFieldException e) { + Logger.info("Could not find option " + fieldName); + return false; + } catch (IllegalArgumentException e) { + Logger.info("Illegal value for option " + option); + return false; + } catch (IllegalAccessException e) { + Logger.info("Illegal access exception when setting option " + option); + return false; + } + + return true; + } +}