001/*
002 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.truffle.test.builtins;
024
025import jdk.internal.jvmci.options.*;
026
027import com.oracle.graal.truffle.*;
028import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
029import com.oracle.truffle.api.dsl.*;
030import com.oracle.truffle.api.nodes.*;
031
032/**
033 * Sets an option value in {@link TruffleCompilerOptions}. In the future this builtin might be
034 * extend to lookup other options as well.
035 */
036@NodeInfo(shortName = "setOption")
037public abstract class SLSetOptionBuiltin extends SLGraalRuntimeBuiltin {
038
039    @Specialization
040    @TruffleBoundary
041    public Object setOption(String name, Object value) {
042        TruffleCompilerOptions_Options options = new TruffleCompilerOptions_Options();
043        for (OptionDescriptor option : options) {
044            if (option.getName().equals(name)) {
045                option.getOptionValue().setValue(convertValue(value));
046            }
047        }
048        return value;
049    }
050
051    private static Object convertValue(Object value) {
052        // Improve this method as you need it.
053        if (value instanceof Long) {
054            long longValue = (long) value;
055            if (longValue == (int) longValue) {
056                return (int) longValue;
057            }
058        }
059        return value;
060    }
061
062}