001/*
002 * Copyright (c) 2013, 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.replacements;
024
025import static com.oracle.graal.compiler.common.GraalOptions.*;
026import static com.oracle.graal.java.BytecodeParser.Options.*;
027import jdk.internal.jvmci.meta.*;
028
029import com.oracle.graal.graphbuilderconf.*;
030import com.oracle.graal.nodes.*;
031
032public final class InlineDuringParsingPlugin implements InlineInvokePlugin {
033
034    @Override
035    public InlineInfo shouldInlineInvoke(GraphBuilderContext b, ResolvedJavaMethod method, ValueNode[] args, JavaType returnType) {
036        if (method.hasBytecodes() && method.canBeInlined() && !method.isSynchronized() && checkSize(method, args) && b.getDepth() < InlineDuringParsingMaxDepth.getValue()) {
037            return new InlineInfo(method, false);
038        }
039        return null;
040    }
041
042    private static boolean checkSize(ResolvedJavaMethod method, ValueNode[] args) {
043        int bonus = 1;
044        for (ValueNode v : args) {
045            if (v.isConstant()) {
046                bonus++;
047            }
048        }
049        return method.getCode().length <= TrivialInliningSize.getValue() * bonus;
050    }
051}