Mercurial > hg > graal-jvmci-8
view graal/GraalRuntime/src/com/oracle/graal/runtime/HotSpotOptions.java @ 2532:3fca504f28ba
Reinsert phi simplifier (does not seem to be optional). Disabled canonicalizer.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Wed, 27 Apr 2011 19:00:40 +0200 |
parents | 16b9a8b5ad39 |
children | c480605ef068 |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.runtime; import java.lang.reflect.*; import com.oracle.graal.runtime.logging.*; import com.sun.c1x.*; 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; C1XOptions.ResolveClassBeforeStaticInvoke = false; C1XOptions.OptCanonicalize = false; } public static boolean setOption(String option) { if (option.length() == 0) { return false; } Object value = null; String fieldName = null; String valueString = null; 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; } }