rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Mon, 17 Feb 2014 17:41:00 +0100
branchReducedStack
changeset 1472 0a1b4f1bf4d0
parent 1469 f57fa856ffc4
child 1474 3775fe162073
permissions -rw-r--r--
No need to generate primitive final fields as their values get inlined in the classfiles anyway
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/**
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 * Back 2 Browser Bytecode Translator
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 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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 *
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 * This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, version 2 of the License.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program. Look for COPYING file in the top folder.
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 * If not, see http://opensource.org/licenses/GPL-2.0.
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 */
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package org.apidesign.vm4brwsr;
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import java.io.IOException;
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import java.io.InputStream;
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import static org.apidesign.vm4brwsr.ByteCodeParser.*;
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/** Translator of the code inside class files to JavaScript.
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 *
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 * @author Jaroslav Tulach <jtulach@netbeans.org>
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 */
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abstract class ByteCodeToJavaScript {
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    private ClassData jc;
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    final Appendable out;
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    final ObfuscationDelegate obfuscationDelegate;
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    protected ByteCodeToJavaScript(Appendable out) {
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        this(out, ObfuscationDelegate.NULL);
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    }
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    protected ByteCodeToJavaScript(
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            Appendable out, ObfuscationDelegate obfuscationDelegate) {
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        this.out = out;
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        this.obfuscationDelegate = obfuscationDelegate;
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    }
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    /* Collects additional required resources.
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     * 
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     * @param internalClassName classes that were referenced and should be loaded in order the
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     *   generated JavaScript code works properly. The names are in internal 
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     *   JVM form so String is <code>java/lang/String</code>. 
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     */
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    protected abstract boolean requireReference(String internalClassName);
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    /*
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     * @param resourcePath name of resources to read
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     */
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    protected abstract void requireScript(String resourcePath) throws IOException;
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    /** Allows subclasses to redefine what field a function representing a
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     * class gets assigned. By default it returns the suggested name followed
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     * by <code>" = "</code>;
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     * 
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     * @param className suggested name of the class
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     */
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    /* protected */ String assignClass(String className) {
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        return className + " = ";
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    }
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    /* protected */ String accessClass(String classOperation) {
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        return classOperation;
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    }
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    abstract String getVMObject();
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    /** Prints out a debug message. 
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     * 
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     * @param msg the message
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     * @return true if the message has been printed
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     * @throws IOException 
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     */
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    boolean debug(String msg) throws IOException {
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        out.append(msg);
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        return true;
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    }
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    /**
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     * Converts a given class file to a JavaScript version.
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     *
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     * @param classFile input stream with code of the .class file
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     * @return the initialization code for this class, if any. Otherwise <code>null</code>
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     * 
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     * @throws IOException if something goes wrong during read or write or translating
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     */
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    public String compile(InputStream classFile) throws IOException {
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        this.jc = new ClassData(classFile);
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        if (jc.getMajor_version() < 50) {
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            throw new IOException("Can't compile " + jc.getClassName() + ". Class file version " + jc.getMajor_version() + "."
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                + jc.getMinor_version() + " - recompile with -target 1.6 (at least)."
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            );
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        }
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        byte[] arrData = jc.findAnnotationData(true);
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        {
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            String[] arr = findAnnotation(arrData, jc, 
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                "org.apidesign.bck2brwsr.core.ExtraJavaScript", 
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                "resource", "processByteCode"
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            );
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            if (arr != null) {
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                if (!arr[0].isEmpty()) {
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                    requireScript(arr[0]);
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                }
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                if ("0".equals(arr[1])) {
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                    return null;
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                }
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            }
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        }
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        {
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            String[] arr = findAnnotation(arrData, jc, 
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                "net.java.html.js.JavaScriptResource", 
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                "value"
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            );
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            if (arr != null) {
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                if (arr[0].startsWith("/")) {
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                    requireScript(arr[0]);
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                } else {
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                    int last = jc.getClassName().lastIndexOf('/');
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                    requireScript(
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                        jc.getClassName().substring(0, last + 1).replace('.', '/') + arr[0]
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                    );
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                }
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            }
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        }
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        String[] proto = findAnnotation(arrData, jc, 
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            "org.apidesign.bck2brwsr.core.JavaScriptPrototype", 
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            "container", "prototype"
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        );
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        StringArray toInitilize = new StringArray();
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        final String className = className(jc);
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        out.append("\n\n").append(assignClass(className));
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        out.append("function ").append(className).append("() {");
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        out.append("\n  var CLS = ").append(className).append(';');
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        out.append("\n  if (!CLS.$class) {");
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        if (proto == null) {
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            String sc = jc.getSuperClassName(); // with _
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            out.append("\n    var pp = ").
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                append(accessClass(mangleClassName(sc))).append("(true);");
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            out.append("\n    var p = CLS.prototype = pp;");
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            out.append("\n    var c = p;");
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            out.append("\n    var sprcls = pp.constructor.$class;");
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        } else {
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            out.append("\n    var p = CLS.prototype = ").append(proto[1]).append(";");
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            if (proto[0] == null) {
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                proto[0] = "p";
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            }
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            out.append("\n    var c = ").append(proto[0]).append(";");
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            out.append("\n    var sprcls = null;");
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        }
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        for (FieldData v : jc.getFields()) {
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            if (v.isStatic()) {
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                if ((v.access & ACC_FINAL) != 0) {
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                    if (v.getInternalSig().length() == 1) {
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                        continue;
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                    }
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                }
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                out.append("\n  CLS.fld_").append(v.getName()).append(initField(v));
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                out.append("\n  c._").append(v.getName()).append(" = function (v) {")
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                   .append("  if (arguments.length == 1) CLS.fld_").append(v.getName())
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                   .append(" = v; return CLS.fld_").
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                    append(v.getName()).append("; };");
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            } else {
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                out.append("\n  c._").append(v.getName()).append(" = function (v) {")
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                   .append("  if (arguments.length == 1) this.fld_").
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                    append(className).append('_').append(v.getName())
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                   .append(" = v; return this.fld_").
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                    append(className).append('_').append(v.getName())
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                   .append("; };");
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            }
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            obfuscationDelegate.exportField(out, "c", "_" + v.getName(), v);
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        }
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        for (MethodData m : jc.getMethods()) {
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            byte[] onlyArr = m.findAnnotationData(true);
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            String[] only = findAnnotation(onlyArr, jc, 
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                "org.apidesign.bck2brwsr.core.JavaScriptOnly", 
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                "name", "value"
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            );
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            if (only != null) {
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                if (only[0] != null && only[1] != null) {
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                    out.append("\n    p.").append(only[0]).append(" = ")
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                        .append(only[1]).append(";");
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                }
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                continue;
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            }
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            String destObject;
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            String mn;
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            out.append("\n    ");
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            if (m.isStatic()) {
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                destObject = "c";
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                mn = generateStaticMethod(destObject, m, toInitilize);
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            } else {
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                if (m.isConstructor()) {
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                    destObject = "CLS";
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                    mn = generateInstanceMethod(destObject, m);
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                } else {
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                    destObject = "c";
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                    mn = generateInstanceMethod(destObject, m);
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                }
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            }
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            obfuscationDelegate.exportMethod(out, destObject, mn, m);
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            byte[] runAnno = m.findAnnotationData(false);
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            if (runAnno != null) {
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                out.append("\n    ").append(destObject).append(".").append(mn).append(".anno = {");
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                generateAnno(jc, out, runAnno);
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                out.append("\n    };");
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            }
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            out.append("\n    ").append(destObject).append(".").append(mn).append(".access = " + m.getAccess()).append(";");
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            out.append("\n    ").append(destObject).append(".").append(mn).append(".cls = CLS;");
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        }
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        out.append("\n    c.constructor = CLS;");
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        out.append("\n    function fillInstOf(x) {");
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        String instOfName = "$instOf_" + className;
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        out.append("\n        x.").append(instOfName).append(" = true;");
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        for (String superInterface : jc.getSuperInterfaces()) {
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            String intrfc = superInterface.replace('/', '_');
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            out.append("\n      vm.").append(intrfc).append("(false).fillInstOf(x);");
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            requireReference(superInterface);
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        }
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        out.append("\n    }");
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        out.append("\n    c.fillInstOf = fillInstOf;");
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        out.append("\n    fillInstOf(c);");
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        obfuscationDelegate.exportJSProperty(out, "c", instOfName);
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        out.append("\n    CLS.$class = 'temp';");
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        out.append("\n    CLS.$class = ");
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        out.append(accessClass("java_lang_Class(true);"));
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        out.append("\n    CLS.$class.jvmName = '").append(jc.getClassName()).append("';");
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        out.append("\n    CLS.$class.superclass = sprcls;");
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        out.append("\n    CLS.$class.access = ").append(jc.getAccessFlags()+";");
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        out.append("\n    CLS.$class.cnstr = CLS;");
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        byte[] classAnno = jc.findAnnotationData(false);
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        if (classAnno != null) {
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            out.append("\n    CLS.$class.anno = {");
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            generateAnno(jc, out, classAnno);
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            out.append("\n    };");
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        }
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        for (String init : toInitilize.toArray()) {
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            out.append("\n    ").append(init).append("();");
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        }
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        out.append("\n  }");
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        out.append("\n  if (arguments.length === 0) {");
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        out.append("\n    if (!(this instanceof CLS)) {");
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        out.append("\n      return new CLS();");
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        out.append("\n    }");
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        for (FieldData v : jc.getFields()) {
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            byte[] onlyArr = v.findAnnotationData(true);
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            String[] only = findAnnotation(onlyArr, jc, 
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                "org.apidesign.bck2brwsr.core.JavaScriptOnly", 
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                "name", "value"
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            );
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            if (only != null) {
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                if (only[0] != null && only[1] != null) {
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                    out.append("\n    p.").append(only[0]).append(" = ")
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                        .append(only[1]).append(";");
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                }
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                continue;
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            }
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            if (!v.isStatic()) {
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                out.append("\n    this.fld_").
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                    append(className).append('_').
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                    append(v.getName()).append(initField(v));
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            }
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        }
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        out.append("\n    return this;");
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        out.append("\n  }");
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        out.append("\n  return arguments[0] ? new CLS() : CLS.prototype;");
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        out.append("\n};");
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   272
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        obfuscationDelegate.exportClass(out, getVMObject(), className, jc);
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//        StringBuilder sb = new StringBuilder();
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//        for (String init : toInitilize.toArray()) {
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//            sb.append("\n").append(init).append("();");
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//        }
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        return "";
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    }
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    private String generateStaticMethod(String destObject, MethodData m, StringArray toInitilize) throws IOException {
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        String jsb = javaScriptBody(destObject, m, true);
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        if (jsb != null) {
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            return jsb;
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        }
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   286
        final String mn = findMethodName(m, new StringBuilder());
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   287
        if (mn.equals("class__V")) {
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   288
            toInitilize.add(accessClass(className(jc)) + "(false)." + mn);
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   289
        }
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   290
        generateMethod(destObject, mn, m);
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   291
        return mn;
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   292
    }
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   293
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   294
    private String generateInstanceMethod(String destObject, MethodData m) throws IOException {
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   295
        String jsb = javaScriptBody(destObject, m, false);
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   296
        if (jsb != null) {
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   297
            return jsb;
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   298
        }
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   299
        final String mn = findMethodName(m, new StringBuilder());
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   300
        generateMethod(destObject, mn, m);
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   301
        return mn;
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   302
    }
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   303
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   304
    private void generateMethod(String destObject, String name, MethodData m)
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   305
            throws IOException {
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   306
        final StackMapIterator stackMapIterator = m.createStackMapIterator();
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   307
        TrapDataIterator trap = m.getTrapDataIterator();
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   308
        final LocalsMapper lmapper =
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   309
                new LocalsMapper(stackMapIterator.getArguments());
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   310
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   311
        out.append(destObject).append(".").append(name).append(" = function(");
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   312
        lmapper.outputArguments(out, m.isStatic());
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   313
        out.append(") {").append("\n");
lubomir@307
   314
lubomir@221
   315
        final byte[] byteCodes = m.getCode();
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   316
        if (byteCodes == null) {
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   317
            out.append("  throw 'no code found for ")
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   318
               .append(jc.getClassName()).append('.')
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   319
               .append(m.getName()).append("';\n");
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   320
            out.append("};");
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   321
            return;
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   322
        }
lubomir@307
   323
lubomir@307
   324
        final StackMapper smapper = new StackMapper();
lubomir@307
   325
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   326
        if (!m.isStatic()) {
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   327
            out.append("  var ").append(" lcA0 = this;\n");
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   328
        }
lubomir@221
   329
jaroslav@1469
   330
        int lastStackFrame;
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   331
        TrapData[] previousTrap = null;
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   332
        boolean wide = false;
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   333
        boolean didBranches;
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   334
        if (stackMapIterator.isEmpty()) {
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   335
            didBranches = false;
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   336
            lastStackFrame = 0;
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   337
        } else {
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   338
            didBranches = true;
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   339
            lastStackFrame = -1;
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   340
            out.append("\n  var gt = 0;\n");
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   341
        }
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   342
        
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   343
        int openBraces = 0;
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   344
        int topMostLabel = 0;
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   345
        for (int i = 0; i < byteCodes.length; i++) {
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   346
            int prev = i;
lubomir@221
   347
            stackMapIterator.advanceTo(i);
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   348
            boolean changeInCatch = trap.advanceTo(i);
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   349
            if (changeInCatch || lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@398
   350
                if (previousTrap != null) {
jaroslav@843
   351
                    generateCatch(previousTrap, i, topMostLabel);
jaroslav@398
   352
                    previousTrap = null;
jaroslav@398
   353
                }
jaroslav@398
   354
            }
lubomir@221
   355
            if (lastStackFrame != stackMapIterator.getFrameIndex()) {
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   356
                smapper.flush(out);
jaroslav@839
   357
                if (i != 0) {
jaroslav@839
   358
                    out.append("    }\n");
jaroslav@839
   359
                }
jaroslav@843
   360
                if (openBraces > 64) {
jaroslav@843
   361
                    for (int c = 0; c < 64; c++) {
jaroslav@843
   362
                        out.append("break;}\n");
jaroslav@843
   363
                    }
jaroslav@843
   364
                    openBraces = 1;
jaroslav@843
   365
                    topMostLabel = i;
jaroslav@843
   366
                }
jaroslav@839
   367
                
lubomir@221
   368
                lastStackFrame = stackMapIterator.getFrameIndex();
lubomir@307
   369
                lmapper.syncWithFrameLocals(stackMapIterator.getFrameLocals());
lubomir@307
   370
                smapper.syncWithFrameStack(stackMapIterator.getFrameStack());
jaroslav@839
   371
                out.append("    X_" + i).append(": for (;;) { IF: if (gt <= " + i + ") {\n");
jaroslav@839
   372
                openBraces++;
jaroslav@398
   373
                changeInCatch = true;
lubomir@221
   374
            } else {
jaroslav@399
   375
                debug("    /* " + i + " */ ");
lubomir@221
   376
            }
jaroslav@398
   377
            if (changeInCatch && trap.useTry()) {
tzezula@285
   378
                out.append("try {");
jaroslav@398
   379
                previousTrap = trap.current();
tzezula@285
   380
            }
lubomir@585
   381
            final int c = readUByte(byteCodes, i);
jaroslav@0
   382
            switch (c) {
jaroslav@151
   383
                case opc_aload_0:
jaroslav@1453
   384
                    smapper.assign(out, VarType.REFERENCE, lmapper.getA(0));
lubomir@281
   385
                    break;
jaroslav@151
   386
                case opc_iload_0:
jaroslav@1453
   387
                    smapper.assign(out, VarType.INTEGER, lmapper.getI(0));
lubomir@281
   388
                    break;
jaroslav@151
   389
                case opc_lload_0:
jaroslav@1453
   390
                    smapper.assign(out, VarType.LONG, lmapper.getL(0));
lubomir@281
   391
                    break;
jaroslav@151
   392
                case opc_fload_0:
jaroslav@1453
   393
                    smapper.assign(out, VarType.FLOAT, lmapper.getF(0));
lubomir@281
   394
                    break;
jaroslav@151
   395
                case opc_dload_0:
jaroslav@1453
   396
                    smapper.assign(out, VarType.DOUBLE, lmapper.getD(0));
jaroslav@0
   397
                    break;
jaroslav@151
   398
                case opc_aload_1:
jaroslav@1453
   399
                    smapper.assign(out, VarType.REFERENCE, lmapper.getA(1));
lubomir@281
   400
                    break;
jaroslav@151
   401
                case opc_iload_1:
jaroslav@1453
   402
                    smapper.assign(out, VarType.INTEGER, lmapper.getI(1));
lubomir@281
   403
                    break;
jaroslav@151
   404
                case opc_lload_1:
jaroslav@1453
   405
                    smapper.assign(out, VarType.LONG, lmapper.getL(1));
lubomir@281
   406
                    break;
jaroslav@151
   407
                case opc_fload_1:
jaroslav@1453
   408
                    smapper.assign(out, VarType.FLOAT, lmapper.getF(1));
lubomir@281
   409
                    break;
jaroslav@151
   410
                case opc_dload_1:
jaroslav@1453
   411
                    smapper.assign(out, VarType.DOUBLE, lmapper.getD(1));
jaroslav@0
   412
                    break;
jaroslav@151
   413
                case opc_aload_2:
jaroslav@1453
   414
                    smapper.assign(out, VarType.REFERENCE, lmapper.getA(2));
lubomir@281
   415
                    break;
jaroslav@151
   416
                case opc_iload_2:
jaroslav@1453
   417
                    smapper.assign(out, VarType.INTEGER, lmapper.getI(2));
lubomir@281
   418
                    break;
jaroslav@151
   419
                case opc_lload_2:
jaroslav@1453
   420
                    smapper.assign(out, VarType.LONG, lmapper.getL(2));
lubomir@281
   421
                    break;
jaroslav@151
   422
                case opc_fload_2:
jaroslav@1453
   423
                    smapper.assign(out, VarType.FLOAT, lmapper.getF(2));
lubomir@281
   424
                    break;
jaroslav@151
   425
                case opc_dload_2:
jaroslav@1453
   426
                    smapper.assign(out, VarType.DOUBLE, lmapper.getD(2));
jaroslav@2
   427
                    break;
jaroslav@151
   428
                case opc_aload_3:
jaroslav@1453
   429
                    smapper.assign(out, VarType.REFERENCE, lmapper.getA(3));
lubomir@281
   430
                    break;
jaroslav@151
   431
                case opc_iload_3:
jaroslav@1453
   432
                    smapper.assign(out, VarType.INTEGER, lmapper.getI(3));
lubomir@281
   433
                    break;
jaroslav@151
   434
                case opc_lload_3:
jaroslav@1453
   435
                    smapper.assign(out, VarType.LONG, lmapper.getL(3));
lubomir@281
   436
                    break;
jaroslav@151
   437
                case opc_fload_3:
jaroslav@1453
   438
                    smapper.assign(out, VarType.FLOAT, lmapper.getF(3));
lubomir@281
   439
                    break;
jaroslav@151
   440
                case opc_dload_3:
jaroslav@1453
   441
                    smapper.assign(out, VarType.DOUBLE, lmapper.getD(3));
jaroslav@3
   442
                    break;
lubomir@281
   443
                case opc_iload: {
lubomir@585
   444
                    ++i;
lubomir@585
   445
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   446
                                          : readUByte(byteCodes, i);
lubomir@585
   447
                    wide = false;
jaroslav@1453
   448
                    smapper.assign(out, VarType.INTEGER, lmapper.getI(indx));
lubomir@281
   449
                    break;
lubomir@281
   450
                }
lubomir@281
   451
                case opc_lload: {
lubomir@585
   452
                    ++i;
lubomir@585
   453
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   454
                                          : readUByte(byteCodes, i);
lubomir@585
   455
                    wide = false;
jaroslav@1453
   456
                    smapper.assign(out, VarType.LONG, lmapper.getL(indx));
lubomir@281
   457
                    break;
lubomir@281
   458
                }
lubomir@281
   459
                case opc_fload: {
lubomir@585
   460
                    ++i;
lubomir@585
   461
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   462
                                          : readUByte(byteCodes, i);
lubomir@585
   463
                    wide = false;
jaroslav@1453
   464
                    smapper.assign(out, VarType.FLOAT, lmapper.getF(indx));
lubomir@281
   465
                    break;
lubomir@281
   466
                }
lubomir@281
   467
                case opc_dload: {
lubomir@585
   468
                    ++i;
lubomir@585
   469
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   470
                                          : readUByte(byteCodes, i);
lubomir@585
   471
                    wide = false;
jaroslav@1453
   472
                    smapper.assign(out, VarType.DOUBLE, lmapper.getD(indx));
lubomir@281
   473
                    break;
lubomir@281
   474
                }
jaroslav@151
   475
                case opc_aload: {
lubomir@585
   476
                    ++i;
lubomir@585
   477
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   478
                                          : readUByte(byteCodes, i);
lubomir@585
   479
                    wide = false;
jaroslav@1453
   480
                    smapper.assign(out, VarType.REFERENCE, lmapper.getA(indx));
jaroslav@3
   481
                    break;
jaroslav@3
   482
                }
lubomir@281
   483
                case opc_istore: {
lubomir@585
   484
                    ++i;
lubomir@585
   485
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   486
                                          : readUByte(byteCodes, i);
lubomir@585
   487
                    wide = false;
jaroslav@1455
   488
                    emit(smapper, out, "var @1 = @2;",
lubomir@474
   489
                         lmapper.setI(indx), smapper.popI());
lubomir@281
   490
                    break;
lubomir@281
   491
                }
lubomir@281
   492
                case opc_lstore: {
lubomir@585
   493
                    ++i;
lubomir@585
   494
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   495
                                          : readUByte(byteCodes, i);
lubomir@585
   496
                    wide = false;
jaroslav@1455
   497
                    emit(smapper, out, "var @1 = @2;",
lubomir@474
   498
                         lmapper.setL(indx), smapper.popL());
lubomir@281
   499
                    break;
lubomir@281
   500
                }
lubomir@281
   501
                case opc_fstore: {
lubomir@585
   502
                    ++i;
lubomir@585
   503
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   504
                                          : readUByte(byteCodes, i);
lubomir@585
   505
                    wide = false;
jaroslav@1455
   506
                    emit(smapper, out, "var @1 = @2;",
lubomir@474
   507
                         lmapper.setF(indx), smapper.popF());
lubomir@281
   508
                    break;
lubomir@281
   509
                }
lubomir@281
   510
                case opc_dstore: {
lubomir@585
   511
                    ++i;
lubomir@585
   512
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   513
                                          : readUByte(byteCodes, i);
lubomir@585
   514
                    wide = false;
jaroslav@1455
   515
                    emit(smapper, out, "var @1 = @2;",
lubomir@474
   516
                         lmapper.setD(indx), smapper.popD());
lubomir@281
   517
                    break;
lubomir@281
   518
                }
jaroslav@151
   519
                case opc_astore: {
lubomir@585
   520
                    ++i;
lubomir@585
   521
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   522
                                          : readUByte(byteCodes, i);
lubomir@585
   523
                    wide = false;
jaroslav@1455
   524
                    emit(smapper, out, "var @1 = @2;",
lubomir@474
   525
                         lmapper.setA(indx), smapper.popA());
jaroslav@31
   526
                    break;
jaroslav@31
   527
                }
jaroslav@151
   528
                case opc_astore_0:
jaroslav@1455
   529
                    emit(smapper, out, "var @1 = @2;", lmapper.setA(0), smapper.popA());
lubomir@281
   530
                    break;
jaroslav@151
   531
                case opc_istore_0:
jaroslav@1455
   532
                    emit(smapper, out, "var @1 = @2;", lmapper.setI(0), smapper.popI());
lubomir@281
   533
                    break;
jaroslav@151
   534
                case opc_lstore_0:
jaroslav@1455
   535
                    emit(smapper, out, "var @1 = @2;", lmapper.setL(0), smapper.popL());
lubomir@281
   536
                    break;
jaroslav@151
   537
                case opc_fstore_0:
jaroslav@1455
   538
                    emit(smapper, out, "var @1 = @2;", lmapper.setF(0), smapper.popF());
lubomir@281
   539
                    break;
jaroslav@151
   540
                case opc_dstore_0:
jaroslav@1455
   541
                    emit(smapper, out, "var @1 = @2;", lmapper.setD(0), smapper.popD());
jaroslav@5
   542
                    break;
jaroslav@151
   543
                case opc_astore_1:
jaroslav@1455
   544
                    emit(smapper, out, "var @1 = @2;", lmapper.setA(1), smapper.popA());
lubomir@281
   545
                    break;
jaroslav@151
   546
                case opc_istore_1:
jaroslav@1455
   547
                    emit(smapper, out, "var @1 = @2;", lmapper.setI(1), smapper.popI());
lubomir@281
   548
                    break;
jaroslav@151
   549
                case opc_lstore_1:
jaroslav@1455
   550
                    emit(smapper, out, "var @1 = @2;", lmapper.setL(1), smapper.popL());
lubomir@281
   551
                    break;
jaroslav@151
   552
                case opc_fstore_1:
jaroslav@1455
   553
                    emit(smapper, out, "var @1 = @2;", lmapper.setF(1), smapper.popF());
lubomir@281
   554
                    break;
jaroslav@151
   555
                case opc_dstore_1:
jaroslav@1455
   556
                    emit(smapper, out, "var @1 = @2;", lmapper.setD(1), smapper.popD());
jaroslav@5
   557
                    break;
jaroslav@151
   558
                case opc_astore_2:
jaroslav@1455
   559
                    emit(smapper, out, "var @1 = @2;", lmapper.setA(2), smapper.popA());
lubomir@281
   560
                    break;
jaroslav@151
   561
                case opc_istore_2:
jaroslav@1455
   562
                    emit(smapper, out, "var @1 = @2;", lmapper.setI(2), smapper.popI());
lubomir@281
   563
                    break;
jaroslav@151
   564
                case opc_lstore_2:
jaroslav@1455
   565
                    emit(smapper, out, "var @1 = @2;", lmapper.setL(2), smapper.popL());
lubomir@281
   566
                    break;
jaroslav@151
   567
                case opc_fstore_2:
jaroslav@1455
   568
                    emit(smapper, out, "var @1 = @2;", lmapper.setF(2), smapper.popF());
lubomir@281
   569
                    break;
jaroslav@151
   570
                case opc_dstore_2:
jaroslav@1455
   571
                    emit(smapper, out, "var @1 = @2;", lmapper.setD(2), smapper.popD());
jaroslav@5
   572
                    break;
jaroslav@151
   573
                case opc_astore_3:
jaroslav@1455
   574
                    emit(smapper, out, "var @1 = @2;", lmapper.setA(3), smapper.popA());
lubomir@281
   575
                    break;
jaroslav@151
   576
                case opc_istore_3:
jaroslav@1455
   577
                    emit(smapper, out, "var @1 = @2;", lmapper.setI(3), smapper.popI());
lubomir@281
   578
                    break;
jaroslav@151
   579
                case opc_lstore_3:
jaroslav@1455
   580
                    emit(smapper, out, "var @1 = @2;", lmapper.setL(3), smapper.popL());
lubomir@281
   581
                    break;
jaroslav@151
   582
                case opc_fstore_3:
jaroslav@1455
   583
                    emit(smapper, out, "var @1 = @2;", lmapper.setF(3), smapper.popF());
lubomir@281
   584
                    break;
jaroslav@151
   585
                case opc_dstore_3:
jaroslav@1455
   586
                    emit(smapper, out, "var @1 = @2;", lmapper.setD(3), smapper.popD());
jaroslav@5
   587
                    break;
jaroslav@151
   588
                case opc_iadd:
jaroslav@1463
   589
                    smapper.replace(out, VarType.INTEGER, "(@1).add32(@2)", smapper.getI(1), smapper.popI());
lubomir@281
   590
                    break;
jaroslav@151
   591
                case opc_ladd:
jaroslav@1463
   592
                    smapper.replace(out, VarType.LONG, "(@1).add64(@2)", smapper.getL(1), smapper.popL());
lubomir@281
   593
                    break;
jaroslav@151
   594
                case opc_fadd:
jaroslav@1457
   595
                    smapper.replace(out, VarType.FLOAT, "(@1 + @2)", smapper.getF(1), smapper.popF());
lubomir@281
   596
                    break;
jaroslav@151
   597
                case opc_dadd:
jaroslav@1457
   598
                    smapper.replace(out, VarType.DOUBLE, "(@1 + @2)", smapper.getD(1), smapper.popD());
jaroslav@0
   599
                    break;
jaroslav@151
   600
                case opc_isub:
jaroslav@1463
   601
                    smapper.replace(out, VarType.INTEGER, "(@1).sub32(@2)", smapper.getI(1), smapper.popI());
lubomir@281
   602
                    break;
jaroslav@151
   603
                case opc_lsub:
jaroslav@1463
   604
                    smapper.replace(out, VarType.LONG, "(@1).sub64(@2)", smapper.getL(1), smapper.popL());
lubomir@281
   605
                    break;
jaroslav@151
   606
                case opc_fsub:
jaroslav@1457
   607
                    smapper.replace(out, VarType.FLOAT, "(@1 - @2)", smapper.getF(1), smapper.popF());
lubomir@281
   608
                    break;
jaroslav@151
   609
                case opc_dsub:
jaroslav@1457
   610
                    smapper.replace(out, VarType.DOUBLE, "(@1 - @2)", smapper.getD(1), smapper.popD());
jaroslav@2
   611
                    break;
jaroslav@151
   612
                case opc_imul:
jaroslav@1463
   613
                    smapper.replace(out, VarType.INTEGER, "(@1).mul32(@2)", smapper.getI(1), smapper.popI());
lubomir@281
   614
                    break;
jaroslav@151
   615
                case opc_lmul:
jaroslav@1463
   616
                    smapper.replace(out, VarType.LONG, "(@1).mul64(@2)", smapper.getL(1), smapper.popL());
lubomir@281
   617
                    break;
jaroslav@151
   618
                case opc_fmul:
jaroslav@1457
   619
                    smapper.replace(out, VarType.FLOAT, "(@1 * @2)", smapper.getF(1), smapper.popF());
lubomir@281
   620
                    break;
jaroslav@151
   621
                case opc_dmul:
jaroslav@1457
   622
                    smapper.replace(out, VarType.DOUBLE, "(@1 * @2)", smapper.getD(1), smapper.popD());
jaroslav@1
   623
                    break;
jaroslav@151
   624
                case opc_idiv:
jaroslav@1463
   625
                    smapper.replace(out, VarType.INTEGER, "(@1).div32(@2)",
lubomir@307
   626
                         smapper.getI(1), smapper.popI());
lubomir@281
   627
                    break;
jaroslav@151
   628
                case opc_ldiv:
jaroslav@1463
   629
                    smapper.replace(out, VarType.LONG, "(@1).div64(@2)",
lubomir@307
   630
                         smapper.getL(1), smapper.popL());
jaroslav@3
   631
                    break;
jaroslav@151
   632
                case opc_fdiv:
jaroslav@1457
   633
                    smapper.replace(out, VarType.FLOAT, "(@1 / @2)", smapper.getF(1), smapper.popF());
lubomir@281
   634
                    break;
jaroslav@151
   635
                case opc_ddiv:
jaroslav@1457
   636
                    smapper.replace(out, VarType.DOUBLE, "(@1 / @2)", smapper.getD(1), smapper.popD());
jaroslav@3
   637
                    break;
jaroslav@178
   638
                case opc_irem:
jaroslav@1463
   639
                    smapper.replace(out, VarType.INTEGER, "(@1).mod32(@2)",
lubomir@737
   640
                         smapper.getI(1), smapper.popI());
lubomir@281
   641
                    break;
jaroslav@178
   642
                case opc_lrem:
jaroslav@1463
   643
                    smapper.replace(out, VarType.LONG, "(@1).mod64(@2)",
lubomir@676
   644
                         smapper.getL(1), smapper.popL());
lubomir@281
   645
                    break;
jaroslav@178
   646
                case opc_frem:
jaroslav@1457
   647
                    smapper.replace(out, VarType.FLOAT, "(@1 % @2)", smapper.getF(1), smapper.popF());
lubomir@281
   648
                    break;
jaroslav@178
   649
                case opc_drem:
jaroslav@1457
   650
                    smapper.replace(out, VarType.DOUBLE, "(@1 % @2)", smapper.getD(1), smapper.popD());
jaroslav@178
   651
                    break;
jaroslav@151
   652
                case opc_iand:
jaroslav@1457
   653
                    smapper.replace(out, VarType.INTEGER, "(@1 & @2)", smapper.getI(1), smapper.popI());
lubomir@281
   654
                    break;
jaroslav@151
   655
                case opc_land:
jaroslav@1463
   656
                    smapper.replace(out, VarType.LONG, "(@1).and64(@2)", smapper.getL(1), smapper.popL());
jaroslav@7
   657
                    break;
jaroslav@151
   658
                case opc_ior:
jaroslav@1457
   659
                    smapper.replace(out, VarType.INTEGER, "(@1 | @2)", smapper.getI(1), smapper.popI());
lubomir@281
   660
                    break;
jaroslav@151
   661
                case opc_lor:
jaroslav@1463
   662
                    smapper.replace(out, VarType.LONG, "(@1).or64(@2)", smapper.getL(1), smapper.popL());
jaroslav@7
   663
                    break;
jaroslav@151
   664
                case opc_ixor:
jaroslav@1457
   665
                    smapper.replace(out, VarType.INTEGER, "(@1 ^ @2)", smapper.getI(1), smapper.popI());
lubomir@281
   666
                    break;
jaroslav@151
   667
                case opc_lxor:
jaroslav@1463
   668
                    smapper.replace(out, VarType.LONG, "(@1).xor64(@2)", smapper.getL(1), smapper.popL());
jaroslav@6
   669
                    break;
jaroslav@151
   670
                case opc_ineg:
jaroslav@1463
   671
                    smapper.replace(out, VarType.INTEGER, "(@1).neg32()", smapper.getI(0));
lubomir@281
   672
                    break;
jaroslav@151
   673
                case opc_lneg:
jaroslav@1463
   674
                    smapper.replace(out, VarType.LONG, "(@1).neg64()", smapper.getL(0));
lubomir@281
   675
                    break;
jaroslav@151
   676
                case opc_fneg:
jaroslav@1457
   677
                    smapper.replace(out, VarType.FLOAT, "(-@1)", smapper.getF(0));
lubomir@281
   678
                    break;
jaroslav@151
   679
                case opc_dneg:
jaroslav@1457
   680
                    smapper.replace(out, VarType.DOUBLE, "(-@1)", smapper.getD(0));
jaroslav@93
   681
                    break;
jaroslav@151
   682
                case opc_ishl:
jaroslav@1457
   683
                    smapper.replace(out, VarType.INTEGER, "(@1 << @2)", smapper.getI(1), smapper.popI());
lubomir@281
   684
                    break;
jaroslav@151
   685
                case opc_lshl:
jaroslav@1463
   686
                    smapper.replace(out, VarType.LONG, "(@1).shl64(@2)", smapper.getL(1), smapper.popI());
jaroslav@93
   687
                    break;
jaroslav@151
   688
                case opc_ishr:
jaroslav@1457
   689
                    smapper.replace(out, VarType.INTEGER, "(@1 >> @2)", smapper.getI(1), smapper.popI());
lubomir@281
   690
                    break;
jaroslav@151
   691
                case opc_lshr:
jaroslav@1463
   692
                    smapper.replace(out, VarType.LONG, "(@1).shr64(@2)", smapper.getL(1), smapper.popI());
jaroslav@93
   693
                    break;
jaroslav@151
   694
                case opc_iushr:
jaroslav@1457
   695
                    smapper.replace(out, VarType.INTEGER, "(@1 >>> @2)", smapper.getI(1), smapper.popI());
lubomir@281
   696
                    break;
jaroslav@151
   697
                case opc_lushr:
jaroslav@1463
   698
                    smapper.replace(out, VarType.LONG, "(@1).ushr64(@2)", smapper.getL(1), smapper.popI());
jaroslav@93
   699
                    break;
jaroslav@151
   700
                case opc_iinc: {
lubomir@585
   701
                    ++i;
lubomir@585
   702
                    final int varIndx = wide ? readUShort(byteCodes, i++)
lubomir@585
   703
                                             : readUByte(byteCodes, i);
lubomir@585
   704
                    ++i;
lubomir@697
   705
                    final int incrBy = wide ? readShort(byteCodes, i++)
lubomir@585
   706
                                            : byteCodes[i];
lubomir@585
   707
                    wide = false;
jaroslav@5
   708
                    if (incrBy == 1) {
jaroslav@1455
   709
                        emit(smapper, out, "@1++;", lmapper.getI(varIndx));
jaroslav@5
   710
                    } else {
jaroslav@1455
   711
                        emit(smapper, out, "@1 += @2;",
lubomir@307
   712
                             lmapper.getI(varIndx),
lubomir@283
   713
                             Integer.toString(incrBy));
jaroslav@5
   714
                    }
jaroslav@5
   715
                    break;
jaroslav@5
   716
                }
jaroslav@151
   717
                case opc_return:
jaroslav@1455
   718
                    emit(smapper, out, "return;");
jaroslav@10
   719
                    break;
jaroslav@151
   720
                case opc_ireturn:
jaroslav@1455
   721
                    emit(smapper, out, "return @1;", smapper.popI());
lubomir@281
   722
                    break;
jaroslav@151
   723
                case opc_lreturn:
jaroslav@1455
   724
                    emit(smapper, out, "return @1;", smapper.popL());
lubomir@281
   725
                    break;
jaroslav@151
   726
                case opc_freturn:
jaroslav@1455
   727
                    emit(smapper, out, "return @1;", smapper.popF());
lubomir@281
   728
                    break;
jaroslav@151
   729
                case opc_dreturn:
jaroslav@1455
   730
                    emit(smapper, out, "return @1;", smapper.popD());
lubomir@281
   731
                    break;
jaroslav@151
   732
                case opc_areturn:
jaroslav@1455
   733
                    emit(smapper, out, "return @1;", smapper.popA());
jaroslav@1
   734
                    break;
jaroslav@151
   735
                case opc_i2l:
jaroslav@1457
   736
                    smapper.replace(out, VarType.LONG, "@1", smapper.getI(0));
lubomir@281
   737
                    break;
jaroslav@151
   738
                case opc_i2f:
jaroslav@1457
   739
                    smapper.replace(out, VarType.FLOAT, "@1", smapper.getI(0));
lubomir@281
   740
                    break;
jaroslav@151
   741
                case opc_i2d:
jaroslav@1457
   742
                    smapper.replace(out, VarType.DOUBLE, "@1", smapper.getI(0));
lubomir@281
   743
                    break;
jaroslav@151
   744
                case opc_l2i:
jaroslav@1463
   745
                    smapper.replace(out, VarType.INTEGER, "(@1).toInt32()", smapper.getL(0));
lubomir@281
   746
                    break;
jaroslav@3
   747
                    // max int check?
jaroslav@151
   748
                case opc_l2f:
jaroslav@1463
   749
                    smapper.replace(out, VarType.FLOAT, "(@1).toFP()", smapper.getL(0));
jaroslav@272
   750
                    break;
jaroslav@151
   751
                case opc_l2d:
jaroslav@1463
   752
                    smapper.replace(out, VarType.DOUBLE, "(@1).toFP()", smapper.getL(0));
jaroslav@272
   753
                    break;
jaroslav@151
   754
                case opc_f2d:
jaroslav@1457
   755
                    smapper.replace(out, VarType.DOUBLE, "@1",
jaroslav@1457
   756
                         smapper.getF(0));
lubomir@281
   757
                    break;
jaroslav@151
   758
                case opc_d2f:
jaroslav@1457
   759
                    smapper.replace(out, VarType.FLOAT, "@1",
jaroslav@1457
   760
                         smapper.getD(0));
jaroslav@3
   761
                    break;
jaroslav@151
   762
                case opc_f2i:
jaroslav@1463
   763
                    smapper.replace(out, VarType.INTEGER, "(@1).toInt32()",
jaroslav@1457
   764
                         smapper.getF(0));
lubomir@281
   765
                    break;
jaroslav@151
   766
                case opc_f2l:
jaroslav@1463
   767
                    smapper.replace(out, VarType.LONG, "(@1).toLong()",
jaroslav@1457
   768
                         smapper.getF(0));
lubomir@281
   769
                    break;
jaroslav@151
   770
                case opc_d2i:
jaroslav@1463
   771
                    smapper.replace(out, VarType.INTEGER, "(@1).toInt32()",
jaroslav@1457
   772
                         smapper.getD(0));
lubomir@281
   773
                    break;
jaroslav@151
   774
                case opc_d2l:
jaroslav@1463
   775
                    smapper.replace(out, VarType.LONG, "(@1).toLong()", smapper.getD(0));
jaroslav@3
   776
                    break;
jaroslav@151
   777
                case opc_i2b:
jaroslav@1463
   778
                    smapper.replace(out, VarType.INTEGER, "(@1).toInt8()", smapper.getI(0));
Martin@440
   779
                    break;
jaroslav@151
   780
                case opc_i2c:
Martin@439
   781
                    break;
jaroslav@151
   782
                case opc_i2s:
jaroslav@1463
   783
                    smapper.replace(out, VarType.INTEGER, "(@1).toInt16()", smapper.getI(0));
jaroslav@2
   784
                    break;
jaroslav@151
   785
                case opc_aconst_null:
jaroslav@1457
   786
                    smapper.assign(out, VarType.REFERENCE, "null");
jaroslav@46
   787
                    break;
jaroslav@151
   788
                case opc_iconst_m1:
jaroslav@1463
   789
                    smapper.assign(out, VarType.INTEGER, "-1");
jaroslav@48
   790
                    break;
jaroslav@151
   791
                case opc_iconst_0:
jaroslav@1463
   792
                    smapper.assign(out, VarType.INTEGER, "0");
lubomir@281
   793
                    break;
jaroslav@151
   794
                case opc_dconst_0:
jaroslav@1463
   795
                    smapper.assign(out, VarType.DOUBLE, "0");
lubomir@281
   796
                    break;
jaroslav@151
   797
                case opc_lconst_0:
jaroslav@1463
   798
                    smapper.assign(out, VarType.LONG, "0");
lubomir@281
   799
                    break;
jaroslav@151
   800
                case opc_fconst_0:
jaroslav@1463
   801
                    smapper.assign(out, VarType.FLOAT, "0");
jaroslav@4
   802
                    break;
jaroslav@151
   803
                case opc_iconst_1:
jaroslav@1463
   804
                    smapper.assign(out, VarType.INTEGER, "1");
lubomir@281
   805
                    break;
jaroslav@151
   806
                case opc_lconst_1:
jaroslav@1463
   807
                    smapper.assign(out, VarType.LONG, "1");
lubomir@281
   808
                    break;
jaroslav@151
   809
                case opc_fconst_1:
jaroslav@1463
   810
                    smapper.assign(out, VarType.FLOAT, "1");
lubomir@281
   811
                    break;
jaroslav@151
   812
                case opc_dconst_1:
jaroslav@1463
   813
                    smapper.assign(out, VarType.DOUBLE, "1");
jaroslav@4
   814
                    break;
jaroslav@151
   815
                case opc_iconst_2:
jaroslav@1463
   816
                    smapper.assign(out, VarType.INTEGER, "2");
lubomir@281
   817
                    break;
jaroslav@151
   818
                case opc_fconst_2:
jaroslav@1463
   819
                    smapper.assign(out, VarType.FLOAT, "2");
jaroslav@4
   820
                    break;
jaroslav@151
   821
                case opc_iconst_3:
jaroslav@1463
   822
                    smapper.assign(out, VarType.INTEGER, "3");
jaroslav@4
   823
                    break;
jaroslav@151
   824
                case opc_iconst_4:
jaroslav@1463
   825
                    smapper.assign(out, VarType.INTEGER, "4");
jaroslav@4
   826
                    break;
jaroslav@151
   827
                case opc_iconst_5:
jaroslav@1463
   828
                    smapper.assign(out, VarType.INTEGER, "5");
jaroslav@4
   829
                    break;
jaroslav@151
   830
                case opc_ldc: {
lubomir@585
   831
                    int indx = readUByte(byteCodes, ++i);
jaroslav@151
   832
                    String v = encodeConstant(indx);
lubomir@307
   833
                    int type = VarType.fromConstantType(jc.getTag(indx));
jaroslav@1455
   834
                    emit(smapper, out, "var @1 = @2;", smapper.pushT(type), v);
jaroslav@20
   835
                    break;
jaroslav@20
   836
                }
jaroslav@151
   837
                case opc_ldc_w:
jaroslav@151
   838
                case opc_ldc2_w: {
jaroslav@864
   839
                    int indx = readUShortArg(byteCodes, i);
jaroslav@8
   840
                    i += 2;
jaroslav@151
   841
                    String v = encodeConstant(indx);
lubomir@307
   842
                    int type = VarType.fromConstantType(jc.getTag(indx));
Martin@582
   843
                    if (type == VarType.LONG) {
Martin@582
   844
                        final Long lv = new Long(v);
Martin@582
   845
                        final int low = (int)(lv.longValue() & 0xFFFFFFFF);
Martin@582
   846
                        final int hi = (int)(lv.longValue() >> 32);
jaroslav@1462
   847
                        if (hi == 0) {
jaroslav@1463
   848
                            smapper.assign(out, VarType.LONG, "0x" + Integer.toHexString(low));
jaroslav@1462
   849
                        } else {
jaroslav@1462
   850
                            smapper.assign(out, VarType.LONG,
jaroslav@1462
   851
                                "0x" + Integer.toHexString(hi) + ".next32(0x" + 
jaroslav@1462
   852
                                    Integer.toHexString(low) + ")"
jaroslav@1462
   853
                            );
jaroslav@1462
   854
                        }
Martin@582
   855
                    } else {
jaroslav@1462
   856
                        smapper.assign(out, type, v);
Martin@582
   857
                    }
jaroslav@8
   858
                    break;
jaroslav@8
   859
                }
jaroslav@151
   860
                case opc_lcmp:
jaroslav@1463
   861
                    emit(smapper, out, "var @3 = (@2).compare64(@1);",
lubomir@307
   862
                         smapper.popL(), smapper.popL(), smapper.pushI());
lubomir@281
   863
                    break;
jaroslav@151
   864
                case opc_fcmpl:
jaroslav@151
   865
                case opc_fcmpg:
jaroslav@1455
   866
                    emit(smapper, out, "var @3 = (@2 == @1) ? 0 : ((@2 < @1) ? -1 : 1);",
lubomir@307
   867
                         smapper.popF(), smapper.popF(), smapper.pushI());
lubomir@281
   868
                    break;
jaroslav@151
   869
                case opc_dcmpl:
lubomir@281
   870
                case opc_dcmpg:
jaroslav@1455
   871
                    emit(smapper, out, "var @3 = (@2 == @1) ? 0 : ((@2 < @1) ? -1 : 1);",
lubomir@307
   872
                         smapper.popD(), smapper.popD(), smapper.pushI());
jaroslav@20
   873
                    break;
jaroslav@151
   874
                case opc_if_acmpeq:
jaroslav@1468
   875
                    i = generateIf(smapper, byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843
   876
                                   "===", topMostLabel);
jaroslav@104
   877
                    break;
jaroslav@151
   878
                case opc_if_acmpne:
jaroslav@1468
   879
                    i = generateIf(smapper, byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843
   880
                                   "!==", topMostLabel);
jaroslav@104
   881
                    break;
lubomir@283
   882
                case opc_if_icmpeq:
jaroslav@1468
   883
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   884
                                   "==", topMostLabel);
jaroslav@4
   885
                    break;
jaroslav@151
   886
                case opc_ifeq: {
jaroslav@864
   887
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   888
                    emitIf(smapper, out, "if (@1 == 0) ",
jaroslav@843
   889
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@7
   890
                    i += 2;
jaroslav@7
   891
                    break;
jaroslav@7
   892
                }
jaroslav@151
   893
                case opc_ifne: {
jaroslav@864
   894
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   895
                    emitIf(smapper, out, "if (@1 != 0) ",
jaroslav@843
   896
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   897
                    i += 2;
jaroslav@20
   898
                    break;
jaroslav@20
   899
                }
jaroslav@151
   900
                case opc_iflt: {
jaroslav@864
   901
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   902
                    emitIf(smapper, out, "if (@1 < 0) ",
jaroslav@843
   903
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   904
                    i += 2;
jaroslav@20
   905
                    break;
jaroslav@20
   906
                }
jaroslav@151
   907
                case opc_ifle: {
jaroslav@864
   908
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   909
                    emitIf(smapper, out, "if (@1 <= 0) ",
jaroslav@843
   910
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   911
                    i += 2;
jaroslav@20
   912
                    break;
jaroslav@20
   913
                }
jaroslav@151
   914
                case opc_ifgt: {
jaroslav@864
   915
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   916
                    emitIf(smapper, out, "if (@1 > 0) ",
jaroslav@843
   917
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   918
                    i += 2;
jaroslav@20
   919
                    break;
jaroslav@20
   920
                }
jaroslav@151
   921
                case opc_ifge: {
jaroslav@864
   922
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   923
                    emitIf(smapper, out, "if (@1 >= 0) ",
jaroslav@843
   924
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   925
                    i += 2;
jaroslav@20
   926
                    break;
jaroslav@20
   927
                }
jaroslav@151
   928
                case opc_ifnonnull: {
jaroslav@864
   929
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   930
                    emitIf(smapper, out, "if (@1 !== null) ",
jaroslav@843
   931
                         smapper.popA(), i, indx, topMostLabel);
jaroslav@16
   932
                    i += 2;
jaroslav@16
   933
                    break;
jaroslav@16
   934
                }
jaroslav@151
   935
                case opc_ifnull: {
jaroslav@864
   936
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1455
   937
                    emitIf(smapper, out, "if (@1 === null) ",
jaroslav@843
   938
                         smapper.popA(), i, indx, topMostLabel);
jaroslav@16
   939
                    i += 2;
jaroslav@16
   940
                    break;
jaroslav@16
   941
                }
jaroslav@151
   942
                case opc_if_icmpne:
jaroslav@1468
   943
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   944
                                   "!=", topMostLabel);
jaroslav@4
   945
                    break;
jaroslav@151
   946
                case opc_if_icmplt:
jaroslav@1468
   947
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   948
                                   "<", topMostLabel);
jaroslav@4
   949
                    break;
jaroslav@151
   950
                case opc_if_icmple:
jaroslav@1468
   951
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   952
                                   "<=", topMostLabel);
jaroslav@4
   953
                    break;
jaroslav@151
   954
                case opc_if_icmpgt:
jaroslav@1468
   955
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   956
                                   ">", topMostLabel);
jaroslav@4
   957
                    break;
jaroslav@151
   958
                case opc_if_icmpge:
jaroslav@1468
   959
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   960
                                   ">=", topMostLabel);
jaroslav@4
   961
                    break;
jaroslav@151
   962
                case opc_goto: {
jaroslav@1459
   963
                    smapper.flush(out);
jaroslav@864
   964
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@843
   965
                    goTo(out, i, indx, topMostLabel);
jaroslav@5
   966
                    i += 2;
jaroslav@5
   967
                    break;
jaroslav@5
   968
                }
jaroslav@151
   969
                case opc_lookupswitch: {
jaroslav@843
   970
                    i = generateLookupSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115
   971
                    break;
jaroslav@115
   972
                }
jaroslav@151
   973
                case opc_tableswitch: {
jaroslav@843
   974
                    i = generateTableSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115
   975
                    break;
jaroslav@115
   976
                }
jaroslav@151
   977
                case opc_invokeinterface: {
lubomir@307
   978
                    i = invokeVirtualMethod(byteCodes, i, smapper) + 2;
jaroslav@46
   979
                    break;
jaroslav@46
   980
                }
jaroslav@151
   981
                case opc_invokevirtual:
lubomir@307
   982
                    i = invokeVirtualMethod(byteCodes, i, smapper);
jaroslav@12
   983
                    break;
jaroslav@151
   984
                case opc_invokespecial:
lubomir@307
   985
                    i = invokeStaticMethod(byteCodes, i, smapper, false);
jaroslav@4
   986
                    break;
jaroslav@151
   987
                case opc_invokestatic:
lubomir@307
   988
                    i = invokeStaticMethod(byteCodes, i, smapper, true);
jaroslav@10
   989
                    break;
jaroslav@151
   990
                case opc_new: {
jaroslav@864
   991
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
   992
                    String ci = jc.getClassName(indx);
jaroslav@1455
   993
                    emit(smapper, out, "var @1 = new @2;",
jaroslav@1409
   994
                         smapper.pushA(), accessClass(mangleClassName(ci)));
jaroslav@151
   995
                    addReference(ci);
jaroslav@8
   996
                    i += 2;
jaroslav@8
   997
                    break;
jaroslav@8
   998
                }
lubomir@283
   999
                case opc_newarray:
lubomir@585
  1000
                    int atype = readUByte(byteCodes, ++i);
jaroslav@842
  1001
                    generateNewArray(atype, smapper);
jaroslav@21
  1002
                    break;
jaroslav@448
  1003
                case opc_anewarray: {
jaroslav@864
  1004
                    int type = readUShortArg(byteCodes, i);
jaroslav@448
  1005
                    i += 2;
jaroslav@842
  1006
                    generateANewArray(type, smapper);
jaroslav@21
  1007
                    break;
jaroslav@448
  1008
                }
jaroslav@151
  1009
                case opc_multianewarray: {
jaroslav@864
  1010
                    int type = readUShortArg(byteCodes, i);
jtulach@128
  1011
                    i += 2;
jaroslav@842
  1012
                    i = generateMultiANewArray(type, byteCodes, i, smapper);
jtulach@128
  1013
                    break;
jtulach@128
  1014
                }
jaroslav@151
  1015
                case opc_arraylength:
jaroslav@1455
  1016
                    emit(smapper, out, "var @2 = @1.length;",
lubomir@474
  1017
                         smapper.popA(), smapper.pushI());
jaroslav@272
  1018
                    break;
lubomir@283
  1019
                case opc_lastore:
jaroslav@1455
  1020
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1021
                         smapper.popL(), smapper.popI(), smapper.popA());
lubomir@281
  1022
                    break;
lubomir@283
  1023
                case opc_fastore:
jaroslav@1455
  1024
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1025
                         smapper.popF(), smapper.popI(), smapper.popA());
lubomir@281
  1026
                    break;
lubomir@283
  1027
                case opc_dastore:
jaroslav@1455
  1028
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1029
                         smapper.popD(), smapper.popI(), smapper.popA());
lubomir@281
  1030
                    break;
lubomir@283
  1031
                case opc_aastore:
jaroslav@1455
  1032
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1033
                         smapper.popA(), smapper.popI(), smapper.popA());
jaroslav@21
  1034
                    break;
jaroslav@151
  1035
                case opc_iastore:
jaroslav@151
  1036
                case opc_bastore:
jaroslav@151
  1037
                case opc_castore:
lubomir@283
  1038
                case opc_sastore:
jaroslav@1455
  1039
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1040
                         smapper.popI(), smapper.popI(), smapper.popA());
jaroslav@240
  1041
                    break;
lubomir@283
  1042
                case opc_laload:
jaroslav@1455
  1043
                    emit(smapper, out, "var @3 = Array.at(@2, @1);",
lubomir@307
  1044
                         smapper.popI(), smapper.popA(), smapper.pushL());
lubomir@281
  1045
                    break;
lubomir@283
  1046
                case opc_faload:
jaroslav@1455
  1047
                    emit(smapper, out, "var @3 = Array.at(@2, @1);",
lubomir@307
  1048
                         smapper.popI(), smapper.popA(), smapper.pushF());
lubomir@281
  1049
                    break;
lubomir@283
  1050
                case opc_daload:
jaroslav@1455
  1051
                    emit(smapper, out, "var @3 = Array.at(@2, @1);",
lubomir@307
  1052
                         smapper.popI(), smapper.popA(), smapper.pushD());
lubomir@281
  1053
                    break;
lubomir@283
  1054
                case opc_aaload:
jaroslav@1455
  1055
                    emit(smapper, out, "var @3 = Array.at(@2, @1);",
lubomir@307
  1056
                         smapper.popI(), smapper.popA(), smapper.pushA());
jaroslav@272
  1057
                    break;
jaroslav@272
  1058
                case opc_iaload:
jaroslav@272
  1059
                case opc_baload:
jaroslav@272
  1060
                case opc_caload:
lubomir@283
  1061
                case opc_saload:
jaroslav@1455
  1062
                    emit(smapper, out, "var @3 = Array.at(@2, @1);",
lubomir@307
  1063
                         smapper.popI(), smapper.popA(), smapper.pushI());
jaroslav@272
  1064
                    break;
lubomir@221
  1065
                case opc_pop:
jaroslav@272
  1066
                case opc_pop2:
lubomir@307
  1067
                    smapper.pop(1);
jaroslav@399
  1068
                    debug("/* pop */");
jaroslav@272
  1069
                    break;
lubomir@281
  1070
                case opc_dup: {
lubomir@307
  1071
                    final Variable v = smapper.get(0);
jaroslav@1455
  1072
                    emit(smapper, out, "var @1 = @2;", smapper.pushT(v.getType()), v);
jaroslav@21
  1073
                    break;
jaroslav@21
  1074
                }
lubomir@281
  1075
                case opc_dup2: {
lubomir@585
  1076
                    final Variable vi1 = smapper.get(0);
lubomir@585
  1077
lubomir@585
  1078
                    if (vi1.isCategory2()) {
jaroslav@1455
  1079
                        emit(smapper, out, "var @1 = @2;",
lubomir@585
  1080
                             smapper.pushT(vi1.getType()), vi1);
lubomir@281
  1081
                    } else {
lubomir@585
  1082
                        final Variable vi2 = smapper.get(1);
jaroslav@1455
  1083
                        emit(smapper, out, "var @1 = @2, @3 = @4;",
lubomir@585
  1084
                             smapper.pushT(vi2.getType()), vi2,
lubomir@585
  1085
                             smapper.pushT(vi1.getType()), vi1);
lubomir@281
  1086
                    }
jaroslav@21
  1087
                    break;
jaroslav@21
  1088
                }
lubomir@281
  1089
                case opc_dup_x1: {
jaroslav@1457
  1090
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1091
                    final Variable vi2 = smapper.pop(out);
lubomir@307
  1092
                    final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307
  1093
                    final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1094
                    final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1095
jaroslav@1455
  1096
                    emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283
  1097
                         vo1, vi1, vo2, vi2, vo3, vo1);
jaroslav@93
  1098
                    break;
lubomir@281
  1099
                }
lubomir@585
  1100
                case opc_dup2_x1: {
jaroslav@1457
  1101
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1102
                    final Variable vi2 = smapper.pop(out);
lubomir@585
  1103
lubomir@585
  1104
                    if (vi1.isCategory2()) {
lubomir@307
  1105
                        final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307
  1106
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1107
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1108
jaroslav@1455
  1109
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283
  1110
                             vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@281
  1111
                    } else {
jaroslav@1457
  1112
                        final Variable vi3 = smapper.pop(out);
lubomir@585
  1113
                        final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585
  1114
                        final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1115
                        final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1116
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1117
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1118
jaroslav@1455
  1119
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585
  1120
                             vo1, vi1, vo2, vi2, vo3, vi3);
jaroslav@1455
  1121
                        emit(smapper, out, " @1 = @2, @3 = @4;",
lubomir@585
  1122
                             vo4, vo1, vo5, vo2);
lubomir@585
  1123
                    }
lubomir@585
  1124
                    break;
lubomir@585
  1125
                }
lubomir@585
  1126
                case opc_dup_x2: {
jaroslav@1457
  1127
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1128
                    final Variable vi2 = smapper.pop(out);
lubomir@585
  1129
lubomir@585
  1130
                    if (vi2.isCategory2()) {
lubomir@585
  1131
                        final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585
  1132
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1133
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1134
jaroslav@1455
  1135
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585
  1136
                             vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585
  1137
                    } else {
jaroslav@1457
  1138
                        final Variable vi3 = smapper.pop(out);
lubomir@307
  1139
                        final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@307
  1140
                        final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@307
  1141
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1142
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1143
jaroslav@1455
  1144
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@283
  1145
                             vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@281
  1146
                    }
jaroslav@8
  1147
                    break;
lubomir@281
  1148
                }
lubomir@585
  1149
                case opc_dup2_x2: {
jaroslav@1457
  1150
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1151
                    final Variable vi2 = smapper.pop(out);
lubomir@585
  1152
lubomir@585
  1153
                    if (vi1.isCategory2()) {
lubomir@585
  1154
                        if (vi2.isCategory2()) {
lubomir@585
  1155
                            final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585
  1156
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1157
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1158
jaroslav@1455
  1159
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585
  1160
                                 vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585
  1161
                        } else {
jaroslav@1457
  1162
                            final Variable vi3 = smapper.pop(out);
lubomir@585
  1163
                            final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1164
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1165
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1166
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1167
jaroslav@1455
  1168
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@585
  1169
                                 vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@585
  1170
                        }
lubomir@585
  1171
                    } else {
jaroslav@1457
  1172
                        final Variable vi3 = smapper.pop(out);
lubomir@585
  1173
lubomir@585
  1174
                        if (vi3.isCategory2()) {
lubomir@585
  1175
                            final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585
  1176
                            final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1177
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1178
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1179
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1180
jaroslav@1455
  1181
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585
  1182
                                 vo1, vi1, vo2, vi2, vo3, vi3);
jaroslav@1455
  1183
                            emit(smapper, out, " @1 = @2, @3 = @4;",
lubomir@585
  1184
                                 vo4, vo1, vo5, vo2);
lubomir@585
  1185
                        } else {
jaroslav@1457
  1186
                            final Variable vi4 = smapper.pop(out);
lubomir@585
  1187
                            final Variable vo6 = smapper.pushT(vi2.getType());
lubomir@585
  1188
                            final Variable vo5 = smapper.pushT(vi1.getType());
lubomir@585
  1189
                            final Variable vo4 = smapper.pushT(vi4.getType());
lubomir@585
  1190
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1191
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1192
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1193
                            
jaroslav@1455
  1194
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8,",
lubomir@585
  1195
                                 vo1, vi1, vo2, vi2, vo3, vi3, vo4, vi4);
jaroslav@1455
  1196
                            emit(smapper, out, " @1 = @2, @3 = @4;",
lubomir@585
  1197
                                 vo5, vo1, vo6, vo2);
lubomir@585
  1198
                        }
lubomir@585
  1199
                    }
lubomir@585
  1200
                    break;
lubomir@585
  1201
                }
lubomir@585
  1202
                case opc_swap: {
lubomir@585
  1203
                    final Variable vi1 = smapper.get(0);
lubomir@585
  1204
                    final Variable vi2 = smapper.get(1);
lubomir@585
  1205
lubomir@585
  1206
                    if (vi1.getType() == vi2.getType()) {
lubomir@585
  1207
                        final Variable tmp = smapper.pushT(vi1.getType());
lubomir@585
  1208
jaroslav@1455
  1209
                        emit(smapper, out, "var @1 = @2, @2 = @3, @3 = @1;",
lubomir@585
  1210
                             tmp, vi1, vi2);
lubomir@585
  1211
                        smapper.pop(1);
lubomir@585
  1212
                    } else {
lubomir@585
  1213
                        smapper.pop(2);
lubomir@585
  1214
                        smapper.pushT(vi1.getType());
lubomir@585
  1215
                        smapper.pushT(vi2.getType());
lubomir@585
  1216
                    }
lubomir@585
  1217
                    break;
lubomir@585
  1218
                }
jaroslav@151
  1219
                case opc_bipush:
jaroslav@1462
  1220
                    smapper.assign(out, VarType.INTEGER, 
jaroslav@1462
  1221
                        "(" + Integer.toString(byteCodes[++i]) + ")");
jaroslav@8
  1222
                    break;
jaroslav@151
  1223
                case opc_sipush:
jaroslav@1462
  1224
                    smapper.assign(out, VarType.INTEGER, 
jaroslav@1462
  1225
                        "(" + Integer.toString(readShortArg(byteCodes, i)) + ")"
jaroslav@1462
  1226
                    );
jaroslav@31
  1227
                    i += 2;
jaroslav@31
  1228
                    break;
jaroslav@151
  1229
                case opc_getfield: {
jaroslav@864
  1230
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1231
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1232
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1409
  1233
                    final String mangleClass = mangleClassName(fi[0]);
jaroslav@592
  1234
                    final String mangleClassAccess = accessClass(mangleClass);
jaroslav@1455
  1235
                    emit(smapper, out, "var @2 = @4(false)._@3.call(@1);",
jaroslav@592
  1236
                         smapper.popA(),
jaroslav@592
  1237
                         smapper.pushT(type), fi[1], mangleClassAccess
jaroslav@592
  1238
                    );
jaroslav@592
  1239
                    i += 2;
jaroslav@592
  1240
                    break;
jaroslav@592
  1241
                }
jaroslav@592
  1242
                case opc_putfield: {
jaroslav@864
  1243
                    int indx = readUShortArg(byteCodes, i);
jaroslav@592
  1244
                    String[] fi = jc.getFieldInfoName(indx);
jaroslav@592
  1245
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1409
  1246
                    final String mangleClass = mangleClassName(fi[0]);
jaroslav@592
  1247
                    final String mangleClassAccess = accessClass(mangleClass);
jaroslav@1455
  1248
                    emit(smapper, out, "@4(false)._@3.call(@2, @1);",
jaroslav@592
  1249
                         smapper.popT(type),
jaroslav@592
  1250
                         smapper.popA(), fi[1], 
jaroslav@592
  1251
                         mangleClassAccess
jaroslav@592
  1252
                    );
jaroslav@8
  1253
                    i += 2;
jaroslav@8
  1254
                    break;
jaroslav@8
  1255
                }
jaroslav@151
  1256
                case opc_getstatic: {
jaroslav@864
  1257
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1258
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1259
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1455
  1260
                    emit(smapper, out, "var @1 = @2(false)._@3();",
lubomir@317
  1261
                         smapper.pushT(type),
jaroslav@1409
  1262
                         accessClass(mangleClassName(fi[0])), fi[1]);
jaroslav@9
  1263
                    i += 2;
jaroslav@151
  1264
                    addReference(fi[0]);
jaroslav@9
  1265
                    break;
jaroslav@9
  1266
                }
lubomir@281
  1267
                case opc_putstatic: {
jaroslav@864
  1268
                    int indx = readUShortArg(byteCodes, i);
lubomir@281
  1269
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1270
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1455
  1271
                    emit(smapper, out, "@1(false)._@2(@3);",
jaroslav@1409
  1272
                         accessClass(mangleClassName(fi[0])), fi[1],
lubomir@317
  1273
                         smapper.popT(type));
lubomir@281
  1274
                    i += 2;
lubomir@281
  1275
                    addReference(fi[0]);
lubomir@281
  1276
                    break;
lubomir@281
  1277
                }
jaroslav@151
  1278
                case opc_checkcast: {
jaroslav@864
  1279
                    int indx = readUShortArg(byteCodes, i);
jaroslav@842
  1280
                    generateCheckcast(indx, smapper);
jaroslav@30
  1281
                    i += 2;
jaroslav@30
  1282
                    break;
jaroslav@30
  1283
                }
jaroslav@151
  1284
                case opc_instanceof: {
jaroslav@864
  1285
                    int indx = readUShortArg(byteCodes, i);
jaroslav@842
  1286
                    generateInstanceOf(indx, smapper);
jaroslav@17
  1287
                    i += 2;
jaroslav@30
  1288
                    break;
jaroslav@17
  1289
                }
jaroslav@151
  1290
                case opc_athrow: {
jaroslav@1457
  1291
                    final CharSequence v = smapper.popA();
lubomir@307
  1292
                    smapper.clear();
lubomir@281
  1293
jaroslav@1455
  1294
                    emit(smapper, out, "{ var @1 = @2; throw @2; }",
lubomir@307
  1295
                         smapper.pushA(), v);
jaroslav@104
  1296
                    break;
jaroslav@104
  1297
                }
lubomir@221
  1298
lubomir@221
  1299
                case opc_monitorenter: {
lubomir@221
  1300
                    out.append("/* monitor enter */");
lubomir@307
  1301
                    smapper.popA();
lubomir@221
  1302
                    break;
lubomir@221
  1303
                }
lubomir@221
  1304
lubomir@221
  1305
                case opc_monitorexit: {
lubomir@221
  1306
                    out.append("/* monitor exit */");
lubomir@307
  1307
                    smapper.popA();
lubomir@221
  1308
                    break;
lubomir@221
  1309
                }
lubomir@221
  1310
lubomir@585
  1311
                case opc_wide:
lubomir@585
  1312
                    wide = true;
lubomir@585
  1313
                    break;
lubomir@585
  1314
jaroslav@104
  1315
                default: {
lubomir@585
  1316
                    wide = false;
jaroslav@1455
  1317
                    emit(smapper, out, "throw 'unknown bytecode @1';",
lubomir@283
  1318
                         Integer.toString(c));
jaroslav@104
  1319
                }
jaroslav@0
  1320
            }
jaroslav@399
  1321
            if (debug(" //")) {
jaroslav@842
  1322
                generateByteCodeComment(prev, i, byteCodes);
jaroslav@0
  1323
            }
tzezula@285
  1324
            out.append("\n");            
jaroslav@0
  1325
        }
jaroslav@398
  1326
        if (previousTrap != null) {
jaroslav@843
  1327
            generateCatch(previousTrap, byteCodes.length, topMostLabel);
jaroslav@398
  1328
        }
jaroslav@1469
  1329
        if (didBranches) {
jaroslav@1469
  1330
            out.append("\n    }\n");
jaroslav@1469
  1331
        }
jaroslav@839
  1332
        while (openBraces-- > 0) {
jaroslav@839
  1333
            out.append('}');
jaroslav@839
  1334
        }
jaroslav@839
  1335
        out.append("\n};");
jaroslav@4
  1336
    }
jaroslav@4
  1337
jaroslav@1468
  1338
    private int generateIf(StackMapper mapper, byte[] byteCodes, 
jaroslav@1468
  1339
        int i, final CharSequence v2, final CharSequence v1, 
jaroslav@1468
  1340
        final String test, int topMostLabel
jaroslav@1468
  1341
    ) throws IOException {
jaroslav@1468
  1342
        mapper.flush(out);
jaroslav@864
  1343
        int indx = i + readShortArg(byteCodes, i);
lubomir@281
  1344
        out.append("if (").append(v1)
lubomir@221
  1345
           .append(' ').append(test).append(' ')
jaroslav@839
  1346
           .append(v2).append(") ");
jaroslav@843
  1347
        goTo(out, i, indx, topMostLabel);
jaroslav@4
  1348
        return i + 2;
jaroslav@4
  1349
    }
jaroslav@839
  1350
    
lubomir@697
  1351
    private int readInt4(byte[] byteCodes, int offset) {
lubomir@697
  1352
        final int d = byteCodes[offset + 0] << 24;
lubomir@697
  1353
        final int c = byteCodes[offset + 1] << 16;
lubomir@697
  1354
        final int b = byteCodes[offset + 2] << 8;
lubomir@697
  1355
        final int a = byteCodes[offset + 3];
jaroslav@115
  1356
        return (d & 0xff000000) | (c & 0xff0000) | (b & 0xff00) | (a & 0xff);
jaroslav@115
  1357
    }
jaroslav@864
  1358
    private static int readUByte(byte[] byteCodes, int offset) {
lubomir@697
  1359
        return byteCodes[offset] & 0xff;
jtulach@128
  1360
    }
lubomir@585
  1361
jaroslav@864
  1362
    private static int readUShort(byte[] byteCodes, int offset) {
lubomir@697
  1363
        return ((byteCodes[offset] & 0xff) << 8)
lubomir@697
  1364
                    | (byteCodes[offset + 1] & 0xff);
lubomir@697
  1365
    }
jaroslav@864
  1366
    private static int readUShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864
  1367
        return readUShort(byteCodes, offsetInstruction + 1);
jaroslav@864
  1368
    }
lubomir@697
  1369
jaroslav@864
  1370
    private static int readShort(byte[] byteCodes, int offset) {
jaroslav@864
  1371
        int signed = byteCodes[offset];
jaroslav@864
  1372
        byte b0 = (byte)signed;
jaroslav@864
  1373
        return (b0 << 8) | (byteCodes[offset + 1] & 0xff);
jaroslav@864
  1374
    }
jaroslav@864
  1375
    private static int readShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864
  1376
        return readShort(byteCodes, offsetInstruction + 1);
lubomir@585
  1377
    }
lubomir@585
  1378
lubomir@281
  1379
    private static void countArgs(String descriptor, char[] returnType, StringBuilder sig, StringBuilder cnt) {
jaroslav@4
  1380
        int i = 0;
jaroslav@4
  1381
        Boolean count = null;
jaroslav@32
  1382
        boolean array = false;
jaroslav@248
  1383
        sig.append("__");
jaroslav@10
  1384
        int firstPos = sig.length();
jaroslav@4
  1385
        while (i < descriptor.length()) {
jaroslav@4
  1386
            char ch = descriptor.charAt(i++);
jaroslav@4
  1387
            switch (ch) {
jaroslav@4
  1388
                case '(':
jaroslav@4
  1389
                    count = true;
jaroslav@4
  1390
                    continue;
jaroslav@4
  1391
                case ')':
jaroslav@4
  1392
                    count = false;
jaroslav@4
  1393
                    continue;
jaroslav@4
  1394
                case 'B': 
jaroslav@4
  1395
                case 'C': 
jaroslav@4
  1396
                case 'D': 
jaroslav@4
  1397
                case 'F': 
jaroslav@4
  1398
                case 'I': 
jaroslav@4
  1399
                case 'J': 
jaroslav@4
  1400
                case 'S': 
jaroslav@4
  1401
                case 'Z': 
jaroslav@4
  1402
                    if (count) {
jaroslav@32
  1403
                        if (array) {
jaroslav@248
  1404
                            sig.append("_3");
jaroslav@32
  1405
                        }
jaroslav@4
  1406
                        sig.append(ch);
jtulach@156
  1407
                        if (ch == 'J' || ch == 'D') {
jtulach@156
  1408
                            cnt.append('1');
jtulach@156
  1409
                        } else {
jtulach@156
  1410
                            cnt.append('0');
jtulach@156
  1411
                        }
jaroslav@4
  1412
                    } else {
jaroslav@10
  1413
                        sig.insert(firstPos, ch);
jaroslav@32
  1414
                        if (array) {
lubomir@281
  1415
                            returnType[0] = '[';
jaroslav@248
  1416
                            sig.insert(firstPos, "_3");
lubomir@281
  1417
                        } else {
lubomir@281
  1418
                            returnType[0] = ch;
jaroslav@32
  1419
                        }
jaroslav@4
  1420
                    }
jaroslav@93
  1421
                    array = false;
jaroslav@4
  1422
                    continue;
jaroslav@4
  1423
                case 'V': 
jaroslav@4
  1424
                    assert !count;
lubomir@281
  1425
                    returnType[0] = 'V';
jaroslav@10
  1426
                    sig.insert(firstPos, 'V');
jaroslav@4
  1427
                    continue;
jaroslav@4
  1428
                case 'L':
jaroslav@16
  1429
                    int next = descriptor.indexOf(';', i);
jaroslav@248
  1430
                    String realSig = mangleSig(descriptor, i - 1, next + 1);
jaroslav@4
  1431
                    if (count) {
jaroslav@32
  1432
                        if (array) {
jaroslav@248
  1433
                            sig.append("_3");
jaroslav@32
  1434
                        }
jaroslav@248
  1435
                        sig.append(realSig);
jtulach@156
  1436
                        cnt.append('0');
jaroslav@4
  1437
                    } else {
jaroslav@248
  1438
                        sig.insert(firstPos, realSig);
jaroslav@32
  1439
                        if (array) {
jaroslav@248
  1440
                            sig.insert(firstPos, "_3");
jaroslav@32
  1441
                        }
lubomir@281
  1442
                        returnType[0] = 'L';
jaroslav@4
  1443
                    }
jaroslav@16
  1444
                    i = next + 1;
lubomir@407
  1445
                    array = false;
jaroslav@4
  1446
                    continue;
jaroslav@4
  1447
                case '[':
jaroslav@248
  1448
                    array = true;
jaroslav@4
  1449
                    continue;
jaroslav@4
  1450
                default:
jaroslav@248
  1451
                    throw new IllegalStateException("Invalid char: " + ch);
jaroslav@4
  1452
            }
jaroslav@4
  1453
        }
jaroslav@0
  1454
    }
jaroslav@248
  1455
    
jaroslav@592
  1456
    static String mangleSig(String sig) {
jaroslav@592
  1457
        return mangleSig(sig, 0, sig.length());
jaroslav@592
  1458
    }
jaroslav@592
  1459
    
jaroslav@1409
  1460
    private static String mangleMethodName(String name) {
jaroslav@1409
  1461
        StringBuilder sb = new StringBuilder(name.length() * 2);
jaroslav@1409
  1462
        int last = name.length();
jaroslav@1409
  1463
        for (int i = 0; i < last; i++) {
jaroslav@1409
  1464
            final char ch = name.charAt(i);
jaroslav@1409
  1465
            switch (ch) {
jaroslav@1409
  1466
                case '_': sb.append("_1"); break;
jaroslav@1409
  1467
                default: sb.append(ch); break;
jaroslav@1409
  1468
            }
jaroslav@1409
  1469
        }
jaroslav@1409
  1470
        return sb.toString();
jaroslav@1409
  1471
    }
jaroslav@248
  1472
    private static String mangleSig(String txt, int first, int last) {
jaroslav@1409
  1473
        StringBuilder sb = new StringBuilder((last - first) * 2);
jaroslav@248
  1474
        for (int i = first; i < last; i++) {
jaroslav@248
  1475
            final char ch = txt.charAt(i);
jaroslav@248
  1476
            switch (ch) {
jaroslav@248
  1477
                case '/': sb.append('_'); break;
jaroslav@248
  1478
                case '_': sb.append("_1"); break;
jaroslav@248
  1479
                case ';': sb.append("_2"); break;
jaroslav@248
  1480
                case '[': sb.append("_3"); break;
jaroslav@248
  1481
                default: sb.append(ch); break;
jaroslav@248
  1482
            }
jaroslav@248
  1483
        }
jaroslav@248
  1484
        return sb.toString();
jaroslav@248
  1485
    }
jaroslav@1409
  1486
    
jaroslav@1409
  1487
    private static String mangleClassName(String name) {
jaroslav@1409
  1488
        return mangleSig(name);
jaroslav@1409
  1489
    }
jaroslav@9
  1490
jaroslav@248
  1491
    private static String findMethodName(MethodData m, StringBuilder cnt) {
jaroslav@42
  1492
        StringBuilder name = new StringBuilder();
jaroslav@10
  1493
        if ("<init>".equals(m.getName())) { // NOI18N
jaroslav@42
  1494
            name.append("cons"); // NOI18N
jaroslav@19
  1495
        } else if ("<clinit>".equals(m.getName())) { // NOI18N
jaroslav@42
  1496
            name.append("class"); // NOI18N
jaroslav@10
  1497
        } else {
jaroslav@1409
  1498
            name.append(mangleMethodName(m.getName()));
jaroslav@10
  1499
        } 
jaroslav@42
  1500
        
lubomir@282
  1501
        countArgs(m.getInternalSig(), new char[1], name, cnt);
jaroslav@42
  1502
        return name.toString();
jaroslav@10
  1503
    }
jaroslav@10
  1504
lubomir@282
  1505
    static String findMethodName(String[] mi, StringBuilder cnt, char[] returnType) {
jaroslav@10
  1506
        StringBuilder name = new StringBuilder();
jaroslav@151
  1507
        String descr = mi[2];//mi.getDescriptor();
jaroslav@151
  1508
        String nm= mi[1];
jaroslav@151
  1509
        if ("<init>".equals(nm)) { // NOI18N
jaroslav@10
  1510
            name.append("cons"); // NOI18N
jaroslav@10
  1511
        } else {
jaroslav@1409
  1512
            name.append(mangleMethodName(nm));
jaroslav@10
  1513
        }
lubomir@282
  1514
        countArgs(descr, returnType, name, cnt);
jaroslav@10
  1515
        return name.toString();
jaroslav@10
  1516
    }
jaroslav@10
  1517
lubomir@307
  1518
    private int invokeStaticMethod(byte[] byteCodes, int i, final StackMapper mapper, boolean isStatic)
jaroslav@10
  1519
    throws IOException {
jaroslav@864
  1520
        int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151
  1521
        String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281
  1522
        char[] returnType = { 'V' };
jtulach@156
  1523
        StringBuilder cnt = new StringBuilder();
lubomir@281
  1524
        String mn = findMethodName(mi, cnt, returnType);
lubomir@221
  1525
lubomir@221
  1526
        final int numArguments = isStatic ? cnt.length() : cnt.length() + 1;
jaroslav@1457
  1527
        final CharSequence[] vars = new CharSequence[numArguments];
lubomir@221
  1528
lubomir@281
  1529
        for (int j = numArguments - 1; j >= 0; --j) {
jaroslav@1457
  1530
            vars[j] = mapper.popValue();
jaroslav@11
  1531
        }
lubomir@281
  1532
lubomir@281
  1533
        if (returnType[0] != 'V') {
lubomir@474
  1534
            out.append("var ")
lubomir@474
  1535
               .append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281
  1536
               .append(" = ");
jaroslav@10
  1537
        }
lubomir@221
  1538
jaroslav@151
  1539
        final String in = mi[0];
jaroslav@1409
  1540
        out.append(accessClass(mangleClassName(in)));
jaroslav@224
  1541
        out.append("(false).");
jaroslav@397
  1542
        if (mn.startsWith("cons_")) {
jaroslav@397
  1543
            out.append("constructor.");
jaroslav@397
  1544
        }
jaroslav@10
  1545
        out.append(mn);
jaroslav@442
  1546
        if (isStatic) {
jaroslav@442
  1547
            out.append('(');
jaroslav@442
  1548
        } else {
jaroslav@442
  1549
            out.append(".call(");
jaroslav@442
  1550
        }
lubomir@221
  1551
        if (numArguments > 0) {
lubomir@281
  1552
            out.append(vars[0]);
lubomir@281
  1553
            for (int j = 1; j < numArguments; ++j) {
lubomir@221
  1554
                out.append(", ");
lubomir@281
  1555
                out.append(vars[j]);
lubomir@221
  1556
            }
jaroslav@10
  1557
        }
lubomir@221
  1558
        out.append(");");
jaroslav@10
  1559
        i += 2;
jaroslav@18
  1560
        addReference(in);
jaroslav@10
  1561
        return i;
jaroslav@10
  1562
    }
lubomir@307
  1563
    private int invokeVirtualMethod(byte[] byteCodes, int i, final StackMapper mapper)
jaroslav@12
  1564
    throws IOException {
jaroslav@864
  1565
        int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151
  1566
        String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281
  1567
        char[] returnType = { 'V' };
jtulach@156
  1568
        StringBuilder cnt = new StringBuilder();
lubomir@281
  1569
        String mn = findMethodName(mi, cnt, returnType);
lubomir@221
  1570
lubomir@281
  1571
        final int numArguments = cnt.length() + 1;
jaroslav@1458
  1572
        final CharSequence[] vars = new CharSequence[numArguments];
lubomir@221
  1573
lubomir@281
  1574
        for (int j = numArguments - 1; j >= 0; --j) {
jaroslav@1458
  1575
            vars[j] = mapper.popValue();
jaroslav@12
  1576
        }
lubomir@221
  1577
lubomir@281
  1578
        if (returnType[0] != 'V') {
lubomir@474
  1579
            out.append("var ")
lubomir@474
  1580
               .append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281
  1581
               .append(" = ");
jaroslav@12
  1582
        }
lubomir@281
  1583
lubomir@281
  1584
        out.append(vars[0]).append('.');
jaroslav@12
  1585
        out.append(mn);
jaroslav@12
  1586
        out.append('(');
jaroslav@442
  1587
        String sep = "";
lubomir@281
  1588
        for (int j = 1; j < numArguments; ++j) {
jaroslav@442
  1589
            out.append(sep);
lubomir@281
  1590
            out.append(vars[j]);
jaroslav@442
  1591
            sep = ", ";
jaroslav@12
  1592
        }
lubomir@221
  1593
        out.append(");");
jaroslav@12
  1594
        i += 2;
jaroslav@12
  1595
        return i;
jaroslav@12
  1596
    }
lubomir@221
  1597
jaroslav@103
  1598
    private void addReference(String cn) throws IOException {
jtulach@162
  1599
        if (requireReference(cn)) {
jaroslav@399
  1600
            debug(" /* needs " + cn + " */");
jaroslav@18
  1601
        }
jaroslav@18
  1602
    }
jaroslav@16
  1603
jaroslav@33
  1604
    private void outType(String d, StringBuilder out) {
jaroslav@33
  1605
        int arr = 0;
jaroslav@33
  1606
        while (d.charAt(0) == '[') {
jaroslav@33
  1607
            out.append('A');
jaroslav@33
  1608
            d = d.substring(1);
jaroslav@33
  1609
        }
jaroslav@16
  1610
        if (d.charAt(0) == 'L') {
jaroslav@16
  1611
            assert d.charAt(d.length() - 1) == ';';
jaroslav@16
  1612
            out.append(d.replace('/', '_').substring(0, d.length() - 1));
jaroslav@16
  1613
        } else {
jaroslav@16
  1614
            out.append(d);
jaroslav@16
  1615
        }
jaroslav@16
  1616
    }
jaroslav@21
  1617
jaroslav@230
  1618
    private String encodeConstant(int entryIndex) throws IOException {
jaroslav@230
  1619
        String[] classRef = { null };
jaroslav@230
  1620
        String s = jc.stringValue(entryIndex, classRef);
jaroslav@230
  1621
        if (classRef[0] != null) {
jaroslav@567
  1622
            if (classRef[0].startsWith("[")) {
jaroslav@1464
  1623
                s = accessClass("java_lang_Class") + "(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('" + classRef[0] + "')";
jaroslav@567
  1624
            } else {
jaroslav@567
  1625
                addReference(classRef[0]);
jaroslav@1409
  1626
                s = accessClass(mangleClassName(s)) + "(false).constructor.$class";
jaroslav@567
  1627
            }
jaroslav@230
  1628
        }
jaroslav@151
  1629
        return s;
jaroslav@21
  1630
    }
jaroslav@32
  1631
lubomir@869
  1632
    private String javaScriptBody(String destObject, MethodData m, boolean isStatic) throws IOException {
jaroslav@152
  1633
        byte[] arr = m.findAnnotationData(true);
jaroslav@152
  1634
        if (arr == null) {
jaroslav@266
  1635
            return null;
jaroslav@152
  1636
        }
jaroslav@200
  1637
        final String jvmType = "Lorg/apidesign/bck2brwsr/core/JavaScriptBody;";
jaroslav@1239
  1638
        final String htmlType = "Lnet/java/html/js/JavaScriptBody;";
jaroslav@152
  1639
        class P extends AnnotationParser {
jaroslav@237
  1640
            public P() {
jaroslav@652
  1641
                super(false, true);
jaroslav@237
  1642
            }
jaroslav@237
  1643
            
jaroslav@152
  1644
            int cnt;
jaroslav@152
  1645
            String[] args = new String[30];
jaroslav@152
  1646
            String body;
jaroslav@1241
  1647
            boolean javacall;
jaroslav@1421
  1648
            boolean html4j;
jaroslav@94
  1649
            
jaroslav@152
  1650
            @Override
jaroslav@236
  1651
            protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152
  1652
                if (type.equals(jvmType)) {
jaroslav@152
  1653
                    if ("body".equals(attr)) {
jaroslav@152
  1654
                        body = value;
jaroslav@152
  1655
                    } else if ("args".equals(attr)) {
jaroslav@152
  1656
                        args[cnt++] = value;
jaroslav@152
  1657
                    } else {
jaroslav@152
  1658
                        throw new IllegalArgumentException(attr);
jaroslav@152
  1659
                    }
jaroslav@152
  1660
                }
jaroslav@1239
  1661
                if (type.equals(htmlType)) {
jaroslav@1421
  1662
                    html4j = true;
jaroslav@1239
  1663
                    if ("body".equals(attr)) {
jaroslav@1239
  1664
                        body = value;
jaroslav@1239
  1665
                    } else if ("args".equals(attr)) {
jaroslav@1239
  1666
                        args[cnt++] = value;
jaroslav@1241
  1667
                    } else if ("javacall".equals(attr)) {
jaroslav@1241
  1668
                        javacall = "1".equals(value);
jaroslav@1239
  1669
                    } else {
jaroslav@1239
  1670
                        throw new IllegalArgumentException(attr);
jaroslav@1239
  1671
                    }
jaroslav@1239
  1672
                }
jaroslav@94
  1673
            }
jaroslav@94
  1674
        }
jaroslav@152
  1675
        P p = new P();
jaroslav@152
  1676
        p.parse(arr, jc);
jaroslav@152
  1677
        if (p.body == null) {
jaroslav@266
  1678
            return null;
jaroslav@152
  1679
        }
jtulach@156
  1680
        StringBuilder cnt = new StringBuilder();
jaroslav@266
  1681
        final String mn = findMethodName(m, cnt);
lubomir@869
  1682
        out.append(destObject).append(".").append(mn);
jaroslav@203
  1683
        out.append(" = function(");
jaroslav@442
  1684
        String space = "";
jaroslav@443
  1685
        int index = 0;
jaroslav@1421
  1686
        StringBuilder toValue = new StringBuilder();
jtulach@156
  1687
        for (int i = 0; i < cnt.length(); i++) {
jaroslav@152
  1688
            out.append(space);
jaroslav@316
  1689
            space = outputArg(out, p.args, index);
jaroslav@1421
  1690
            if (p.html4j && space.length() > 0) {
jaroslav@1421
  1691
                toValue.append("\n  ").append(p.args[index]).append(" = vm.org_apidesign_bck2brwsr_emul_lang_System(false).toJS(").
jaroslav@1421
  1692
                    append(p.args[index]).append(");");
jaroslav@1421
  1693
            }
jaroslav@152
  1694
            index++;
jaroslav@152
  1695
        }
jaroslav@152
  1696
        out.append(") {").append("\n");
jaroslav@1421
  1697
        out.append(toValue.toString());
jaroslav@1242
  1698
        if (p.javacall) {
jaroslav@1242
  1699
            int lastSlash = jc.getClassName().lastIndexOf('/');
jaroslav@1242
  1700
            final String pkg = jc.getClassName().substring(0, lastSlash);
jaroslav@1242
  1701
            out.append(mangleCallbacks(pkg, p.body));
jaroslav@1242
  1702
            requireReference(pkg + "/$JsCallbacks$");
jaroslav@1242
  1703
        } else {
jaroslav@1242
  1704
            out.append(p.body);
jaroslav@1242
  1705
        }
jaroslav@152
  1706
        out.append("\n}\n");
jaroslav@266
  1707
        return mn;
jaroslav@151
  1708
    }
jaroslav@1242
  1709
    
jaroslav@1242
  1710
    private static CharSequence mangleCallbacks(String pkgName, String body) {
jaroslav@1242
  1711
        StringBuilder sb = new StringBuilder();
jaroslav@1242
  1712
        int pos = 0;
jaroslav@1242
  1713
        for (;;) {
jaroslav@1242
  1714
            int next = body.indexOf(".@", pos);
jaroslav@1242
  1715
            if (next == -1) {
jaroslav@1242
  1716
                sb.append(body.substring(pos));
jaroslav@1243
  1717
                body = sb.toString();
jaroslav@1243
  1718
                break;
jaroslav@1242
  1719
            }
jaroslav@1242
  1720
            int ident = next;
jaroslav@1242
  1721
            while (ident > 0) {
jaroslav@1242
  1722
                if (!Character.isJavaIdentifierPart(body.charAt(--ident))) {
jaroslav@1242
  1723
                    ident++;
jaroslav@1242
  1724
                    break;
jaroslav@1242
  1725
                }
jaroslav@1242
  1726
            }
jaroslav@1242
  1727
            String refId = body.substring(ident, next);
jaroslav@1242
  1728
jaroslav@1242
  1729
            sb.append(body.substring(pos, ident));
jaroslav@1242
  1730
jaroslav@1242
  1731
            int sigBeg = body.indexOf('(', next);
jaroslav@1242
  1732
            int sigEnd = body.indexOf(')', sigBeg);
jaroslav@1242
  1733
            int colon4 = body.indexOf("::", next);
jaroslav@1242
  1734
            if (sigBeg == -1 || sigEnd == -1 || colon4 == -1) {
jaroslav@1242
  1735
                throw new IllegalStateException("Malformed body " + body);
jaroslav@1242
  1736
            }
jaroslav@1242
  1737
            String fqn = body.substring(next + 2, colon4);
jaroslav@1242
  1738
            String method = body.substring(colon4 + 2, sigBeg);
jaroslav@1242
  1739
            String params = body.substring(sigBeg, sigEnd + 1);
jaroslav@1242
  1740
jaroslav@1242
  1741
            int paramBeg = body.indexOf('(', sigEnd + 1);
jaroslav@1242
  1742
            
jaroslav@1242
  1743
            sb.append("vm.").append(pkgName.replace('/', '_')).append("_$JsCallbacks$(false)._VM().");
jaroslav@1409
  1744
            sb.append(mangleJsCallbacks(fqn, method, params, false));
jaroslav@1242
  1745
            sb.append("(").append(refId);
jaroslav@1242
  1746
            if (body.charAt(paramBeg + 1) != ')') {
jaroslav@1242
  1747
                sb.append(",");
jaroslav@1242
  1748
            }
jaroslav@1242
  1749
            pos = paramBeg + 1;
jaroslav@1242
  1750
        }
jaroslav@1243
  1751
        sb = null;
jaroslav@1243
  1752
        pos = 0;
jaroslav@1243
  1753
        for (;;) {
jaroslav@1243
  1754
            int next = body.indexOf("@", pos);
jaroslav@1243
  1755
            if (next == -1) {
jaroslav@1243
  1756
                if (sb == null) {
jaroslav@1243
  1757
                    return body;
jaroslav@1243
  1758
                }
jaroslav@1243
  1759
                sb.append(body.substring(pos));
jaroslav@1243
  1760
                return sb;
jaroslav@1243
  1761
            }
jaroslav@1243
  1762
            if (sb == null) {
jaroslav@1243
  1763
                sb = new StringBuilder();
jaroslav@1243
  1764
            }
jaroslav@1243
  1765
jaroslav@1243
  1766
            sb.append(body.substring(pos, next));
jaroslav@1243
  1767
jaroslav@1243
  1768
            int sigBeg = body.indexOf('(', next);
jaroslav@1243
  1769
            int sigEnd = body.indexOf(')', sigBeg);
jaroslav@1243
  1770
            int colon4 = body.indexOf("::", next);
jaroslav@1243
  1771
            if (sigBeg == -1 || sigEnd == -1 || colon4 == -1) {
jaroslav@1243
  1772
                throw new IllegalStateException("Malformed body " + body);
jaroslav@1243
  1773
            }
jaroslav@1243
  1774
            String fqn = body.substring(next + 1, colon4);
jaroslav@1243
  1775
            String method = body.substring(colon4 + 2, sigBeg);
jaroslav@1243
  1776
            String params = body.substring(sigBeg, sigEnd + 1);
jaroslav@1243
  1777
jaroslav@1243
  1778
            int paramBeg = body.indexOf('(', sigEnd + 1);
jaroslav@1243
  1779
            
jaroslav@1243
  1780
            sb.append("vm.").append(pkgName.replace('/', '_')).append("_$JsCallbacks$(false)._VM().");
jaroslav@1409
  1781
            sb.append(mangleJsCallbacks(fqn, method, params, true));
jaroslav@1243
  1782
            sb.append("(");
jaroslav@1243
  1783
            pos = paramBeg + 1;
jaroslav@1243
  1784
        }
jaroslav@1242
  1785
    }
jaroslav@1409
  1786
jaroslav@1409
  1787
    static String mangleJsCallbacks(String fqn, String method, String params, boolean isStatic) {
jaroslav@1242
  1788
        if (params.startsWith("(")) {
jaroslav@1242
  1789
            params = params.substring(1);
jaroslav@1242
  1790
        }
jaroslav@1242
  1791
        if (params.endsWith(")")) {
jaroslav@1242
  1792
            params = params.substring(0, params.length() - 1);
jaroslav@1242
  1793
        }
jaroslav@1243
  1794
        StringBuilder sb = new StringBuilder();
jaroslav@1409
  1795
        final String fqnu = fqn.replace('.', '_');
jaroslav@1409
  1796
        final String rfqn = mangleClassName(fqnu);
jaroslav@1409
  1797
        final String rm = mangleMethodName(method);
jaroslav@1427
  1798
        final String srp;
jaroslav@1427
  1799
        {
jaroslav@1427
  1800
            StringBuilder pb = new StringBuilder();
jaroslav@1427
  1801
            int len = params.length();
jaroslav@1427
  1802
            int indx = 0;
jaroslav@1427
  1803
            while (indx < len) {
jaroslav@1427
  1804
                char ch = params.charAt(indx);
jaroslav@1427
  1805
                if (ch == '[' || ch == 'L') {
jaroslav@1427
  1806
                    pb.append("Ljava/lang/Object;");
jaroslav@1427
  1807
                    indx = params.indexOf(';', indx) + 1;
jaroslav@1427
  1808
                } else {
jaroslav@1427
  1809
                    pb.append(ch);
jaroslav@1427
  1810
                    indx++;
jaroslav@1427
  1811
                }
jaroslav@1427
  1812
            }
jaroslav@1427
  1813
            srp = mangleSig(pb.toString());
jaroslav@1427
  1814
        }
jaroslav@1409
  1815
        final String rp = mangleSig(params);
jaroslav@1409
  1816
        final String mrp = mangleMethodName(rp);
jaroslav@1248
  1817
        sb.append(rfqn).append("$").append(rm).
jaroslav@1409
  1818
            append('$').append(mrp).append("__Ljava_lang_Object_2");
jaroslav@1243
  1819
        if (!isStatic) {
jaroslav@1409
  1820
            sb.append('L').append(fqnu).append("_2");
jaroslav@1243
  1821
        }
jaroslav@1427
  1822
        sb.append(srp);
jaroslav@1243
  1823
        return sb.toString();
jaroslav@1242
  1824
    }
jaroslav@1242
  1825
jaroslav@151
  1826
    private static String className(ClassData jc) {
jaroslav@151
  1827
        //return jc.getName().getInternalName().replace('/', '_');
jaroslav@1409
  1828
        return mangleClassName(jc.getClassName());
jaroslav@94
  1829
    }
jaroslav@152
  1830
    
jaroslav@152
  1831
    private static String[] findAnnotation(
jaroslav@152
  1832
        byte[] arr, ClassData cd, final String className, 
jaroslav@152
  1833
        final String... attrNames
jaroslav@152
  1834
    ) throws IOException {
jaroslav@152
  1835
        if (arr == null) {
jaroslav@152
  1836
            return null;
jaroslav@152
  1837
        }
jaroslav@152
  1838
        final String[] values = new String[attrNames.length];
jaroslav@152
  1839
        final boolean[] found = { false };
jaroslav@152
  1840
        final String jvmType = "L" + className.replace('.', '/') + ";";
jaroslav@652
  1841
        AnnotationParser ap = new AnnotationParser(false, true) {
jaroslav@152
  1842
            @Override
jaroslav@236
  1843
            protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152
  1844
                if (type.equals(jvmType)) {
jaroslav@152
  1845
                    found[0] = true;
jaroslav@152
  1846
                    for (int i = 0; i < attrNames.length; i++) {
jaroslav@152
  1847
                        if (attrNames[i].equals(attr)) {
jaroslav@152
  1848
                            values[i] = value;
jaroslav@152
  1849
                        }
jaroslav@152
  1850
                    }
jaroslav@152
  1851
                }
jaroslav@152
  1852
            }
jaroslav@152
  1853
            
jaroslav@152
  1854
        };
jaroslav@152
  1855
        ap.parse(arr, cd);
jaroslav@152
  1856
        return found[0] ? values : null;
jaroslav@152
  1857
    }
jaroslav@173
  1858
jaroslav@173
  1859
    private CharSequence initField(FieldData v) {
jaroslav@173
  1860
        final String is = v.getInternalSig();
jaroslav@173
  1861
        if (is.length() == 1) {
jaroslav@173
  1862
            switch (is.charAt(0)) {
jaroslav@173
  1863
                case 'S':
jaroslav@173
  1864
                case 'J':
jaroslav@173
  1865
                case 'B':
jaroslav@173
  1866
                case 'Z':
jaroslav@173
  1867
                case 'C':
jaroslav@173
  1868
                case 'I': return " = 0;";
jaroslav@173
  1869
                case 'F': 
jaroslav@180
  1870
                case 'D': return " = 0.0;";
jaroslav@173
  1871
                default:
jaroslav@173
  1872
                    throw new IllegalStateException(is);
jaroslav@173
  1873
            }
jaroslav@173
  1874
        }
jaroslav@173
  1875
        return " = null;";
jaroslav@173
  1876
    }
jaroslav@235
  1877
jaroslav@655
  1878
    private void generateAnno(ClassData cd, final Appendable out, byte[] data) throws IOException {
jaroslav@652
  1879
        AnnotationParser ap = new AnnotationParser(true, false) {
jaroslav@652
  1880
            int[] cnt = new int[32];
jaroslav@652
  1881
            int depth;
jaroslav@235
  1882
            
jaroslav@235
  1883
            @Override
jaroslav@659
  1884
            protected void visitAnnotationStart(String attrType, boolean top) throws IOException {
jaroslav@659
  1885
                final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@659
  1886
                requireReference(slashType);
jaroslav@659
  1887
                
jaroslav@652
  1888
                if (cnt[depth]++ > 0) {
jaroslav@237
  1889
                    out.append(",");
jaroslav@237
  1890
                }
jaroslav@659
  1891
                if (top) {
jaroslav@659
  1892
                    out.append('"').append(attrType).append("\" : ");
jaroslav@659
  1893
                }
jaroslav@659
  1894
                out.append("{\n");
jaroslav@652
  1895
                cnt[++depth] = 0;
jaroslav@235
  1896
            }
jaroslav@235
  1897
jaroslav@235
  1898
            @Override
jaroslav@659
  1899
            protected void visitAnnotationEnd(String type, boolean top) throws IOException {
jaroslav@235
  1900
                out.append("\n}\n");
jaroslav@652
  1901
                depth--;
jaroslav@652
  1902
            }
jaroslav@652
  1903
jaroslav@652
  1904
            @Override
jaroslav@652
  1905
            protected void visitValueStart(String attrName, char type) throws IOException {
jaroslav@652
  1906
                if (cnt[depth]++ > 0) {
jaroslav@652
  1907
                    out.append(",\n");
jaroslav@652
  1908
                }
jaroslav@652
  1909
                cnt[++depth] = 0;
jaroslav@652
  1910
                if (attrName != null) {
jaroslav@652
  1911
                    out.append(attrName).append(" : ");
jaroslav@652
  1912
                }
jaroslav@652
  1913
                if (type == '[') {
jaroslav@652
  1914
                    out.append("[");
jaroslav@652
  1915
                }
jaroslav@652
  1916
            }
jaroslav@652
  1917
jaroslav@652
  1918
            @Override
jaroslav@652
  1919
            protected void visitValueEnd(String attrName, char type) throws IOException {
jaroslav@652
  1920
                if (type == '[') {
jaroslav@652
  1921
                    out.append("]");
jaroslav@652
  1922
                }
jaroslav@652
  1923
                depth--;
jaroslav@235
  1924
            }
jaroslav@235
  1925
            
jaroslav@235
  1926
            @Override
jaroslav@236
  1927
            protected void visitAttr(String type, String attr, String attrType, String value) 
jaroslav@235
  1928
            throws IOException {
jaroslav@652
  1929
                if (attr == null && value == null) {
jaroslav@266
  1930
                    return;
jaroslav@266
  1931
                }
jaroslav@652
  1932
                out.append(value);
jaroslav@592
  1933
            }
jaroslav@655
  1934
jaroslav@655
  1935
            @Override
jaroslav@655
  1936
            protected void visitEnumAttr(String type, String attr, String attrType, String value) 
jaroslav@655
  1937
            throws IOException {
jaroslav@655
  1938
                final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@655
  1939
                requireReference(slashType);
jaroslav@655
  1940
                
jaroslav@1409
  1941
                out.append(accessClass(mangleClassName(slashType)))
jaroslav@1360
  1942
                   .append("(false).constructor.fld_").append(value);
jaroslav@235
  1943
            }
jaroslav@235
  1944
        };
jaroslav@235
  1945
        ap.parse(data, cd);
jaroslav@235
  1946
    }
jaroslav@316
  1947
jaroslav@316
  1948
    private static String outputArg(Appendable out, String[] args, int indx) throws IOException {
jaroslav@316
  1949
        final String name = args[indx];
jaroslav@316
  1950
        if (name == null) {
jaroslav@316
  1951
            return "";
jaroslav@316
  1952
        }
jaroslav@316
  1953
        if (name.contains(",")) {
jaroslav@316
  1954
            throw new IOException("Wrong parameter with ',': " + name);
jaroslav@316
  1955
        }
jaroslav@316
  1956
        out.append(name);
jaroslav@316
  1957
        return ",";
jaroslav@316
  1958
    }
lubomir@317
  1959
jaroslav@1466
  1960
    final void emitNoFlush(
jaroslav@1466
  1961
        StackMapper sm, 
jaroslav@1466
  1962
        final Appendable out, 
jaroslav@1466
  1963
        final String format, final CharSequence... params
jaroslav@1466
  1964
    ) throws IOException {
jaroslav@1466
  1965
        emitImpl(out, format, params);
jaroslav@1466
  1966
    }
jaroslav@1455
  1967
    final void emit(
jaroslav@1455
  1968
        StackMapper sm, 
jaroslav@1455
  1969
        final Appendable out, 
jaroslav@1455
  1970
        final String format, final CharSequence... params
jaroslav@1455
  1971
    ) throws IOException {
jaroslav@1455
  1972
        sm.flush(out);
jaroslav@1455
  1973
        emitImpl(out, format, params);
jaroslav@1455
  1974
    }
jaroslav@1455
  1975
    static void emitImpl(final Appendable out,
lubomir@283
  1976
                             final String format,
lubomir@283
  1977
                             final CharSequence... params) throws IOException {
lubomir@283
  1978
        final int length = format.length();
lubomir@283
  1979
lubomir@283
  1980
        int processed = 0;
lubomir@283
  1981
        int paramOffset = format.indexOf('@');
lubomir@283
  1982
        while ((paramOffset != -1) && (paramOffset < (length - 1))) {
lubomir@283
  1983
            final char paramChar = format.charAt(paramOffset + 1);
lubomir@283
  1984
            if ((paramChar >= '1') && (paramChar <= '9')) {
lubomir@283
  1985
                final int paramIndex = paramChar - '0' - 1;
lubomir@283
  1986
lubomir@283
  1987
                out.append(format, processed, paramOffset);
lubomir@283
  1988
                out.append(params[paramIndex]);
lubomir@283
  1989
lubomir@283
  1990
                ++paramOffset;
lubomir@283
  1991
                processed = paramOffset + 1;
lubomir@283
  1992
            }
lubomir@283
  1993
lubomir@283
  1994
            paramOffset = format.indexOf('@', paramOffset + 1);
lubomir@283
  1995
        }
lubomir@283
  1996
lubomir@283
  1997
        out.append(format, processed, length);
lubomir@283
  1998
    }
jaroslav@398
  1999
jaroslav@843
  2000
    private void generateCatch(TrapData[] traps, int current, int topMostLabel) throws IOException {
jaroslav@400
  2001
        out.append("} catch (e) {\n");
jaroslav@401
  2002
        int finallyPC = -1;
jaroslav@398
  2003
        for (TrapData e : traps) {
jaroslav@398
  2004
            if (e == null) {
jaroslav@398
  2005
                break;
jaroslav@398
  2006
            }
jaroslav@398
  2007
            if (e.catch_cpx != 0) { //not finally
jaroslav@398
  2008
                final String classInternalName = jc.getClassName(e.catch_cpx);
jaroslav@398
  2009
                addReference(classInternalName);
jaroslav@1022
  2010
                out.append("e = vm.java_lang_Throwable(false).bck2BrwsrCnvrt(e);");
jaroslav@1022
  2011
                out.append("if (e.$instOf_" + classInternalName.replace('/', '_') + ") {");
jaroslav@1022
  2012
                out.append("var stA0 = e;");
jaroslav@1022
  2013
                goTo(out, current, e.handler_pc, topMostLabel);
jaroslav@1022
  2014
                out.append("}\n");
jaroslav@398
  2015
            } else {
jaroslav@401
  2016
                finallyPC = e.handler_pc;
jaroslav@398
  2017
            }
jaroslav@398
  2018
        }
jaroslav@401
  2019
        if (finallyPC == -1) {
jaroslav@401
  2020
            out.append("throw e;");
jaroslav@401
  2021
        } else {
jaroslav@839
  2022
            out.append("var stA0 = e;");
jaroslav@843
  2023
            goTo(out, current, finallyPC, topMostLabel);
jaroslav@401
  2024
        }
jaroslav@400
  2025
        out.append("\n}");
jaroslav@398
  2026
    }
jaroslav@839
  2027
jaroslav@843
  2028
    private static void goTo(Appendable out, int current, int to, int canBack) throws IOException {
jaroslav@839
  2029
        if (to < current) {
jaroslav@843
  2030
            if (canBack < to) {
jaroslav@843
  2031
                out.append("{ gt = 0; continue X_" + to + "; }");
jaroslav@843
  2032
            } else {
jaroslav@843
  2033
                out.append("{ gt = " + to + "; continue X_0; }");
jaroslav@843
  2034
            }
jaroslav@839
  2035
        } else {
jaroslav@839
  2036
            out.append("{ gt = " + to + "; break IF; }");
jaroslav@839
  2037
        }
jaroslav@839
  2038
    }
jaroslav@839
  2039
jaroslav@843
  2040
    private static void emitIf(
jaroslav@1455
  2041
        StackMapper sm, 
jaroslav@1455
  2042
        Appendable out, String pattern, 
jaroslav@1457
  2043
        CharSequence param, 
jaroslav@843
  2044
        int current, int to, int canBack
jaroslav@843
  2045
    ) throws IOException {
jaroslav@1455
  2046
        sm.flush(out);
jaroslav@1455
  2047
        emitImpl(out, pattern, param);
jaroslav@843
  2048
        goTo(out, current, to, canBack);
jaroslav@839
  2049
    }
jaroslav@842
  2050
jaroslav@842
  2051
    private void generateNewArray(int atype, final StackMapper smapper) throws IOException, IllegalStateException {
jaroslav@842
  2052
        String jvmType;
jaroslav@842
  2053
        switch (atype) {
jaroslav@842
  2054
            case 4: jvmType = "[Z"; break;
jaroslav@842
  2055
            case 5: jvmType = "[C"; break;
jaroslav@842
  2056
            case 6: jvmType = "[F"; break;
jaroslav@842
  2057
            case 7: jvmType = "[D"; break;
jaroslav@842
  2058
            case 8: jvmType = "[B"; break;
jaroslav@842
  2059
            case 9: jvmType = "[S"; break;
jaroslav@842
  2060
            case 10: jvmType = "[I"; break;
jaroslav@842
  2061
            case 11: jvmType = "[J"; break;
jaroslav@842
  2062
            default: throw new IllegalStateException("Array type: " + atype);
jaroslav@842
  2063
        }
jaroslav@1455
  2064
        emit(smapper, out, "var @2 = Array.prototype.newArray__Ljava_lang_Object_2ZLjava_lang_String_2I(true, '@3', @1);",
jaroslav@842
  2065
             smapper.popI(), smapper.pushA(), jvmType);
jaroslav@842
  2066
    }
jaroslav@842
  2067
jaroslav@842
  2068
    private void generateANewArray(int type, final StackMapper smapper) throws IOException {
jaroslav@842
  2069
        String typeName = jc.getClassName(type);
jaroslav@842
  2070
        if (typeName.startsWith("[")) {
jaroslav@842
  2071
            typeName = "[" + typeName;
jaroslav@842
  2072
        } else {
jaroslav@842
  2073
            typeName = "[L" + typeName + ";";
jaroslav@842
  2074
        }
jaroslav@1455
  2075
        emit(smapper, out, "var @2 = Array.prototype.newArray__Ljava_lang_Object_2ZLjava_lang_String_2I(false, '@3', @1);",
jaroslav@842
  2076
             smapper.popI(), smapper.pushA(), typeName);
jaroslav@842
  2077
    }
jaroslav@842
  2078
jaroslav@842
  2079
    private int generateMultiANewArray(int type, final byte[] byteCodes, int i, final StackMapper smapper) throws IOException {
jaroslav@842
  2080
        String typeName = jc.getClassName(type);
jaroslav@842
  2081
        int dim = readUByte(byteCodes, ++i);
jaroslav@842
  2082
        StringBuilder dims = new StringBuilder();
jaroslav@842
  2083
        dims.append('[');
jaroslav@842
  2084
        for (int d = 0; d < dim; d++) {
jaroslav@842
  2085
            if (d != 0) {
jaroslav@842
  2086
                dims.insert(1, ",");
jaroslav@842
  2087
            }
jaroslav@842
  2088
            dims.insert(1, smapper.popI());
jaroslav@842
  2089
        }
jaroslav@842
  2090
        dims.append(']');
jaroslav@1455
  2091
        emit(smapper, out, "var @2 = Array.prototype.multiNewArray__Ljava_lang_Object_2Ljava_lang_String_2_3II('@3', @1, 0);",
jaroslav@842
  2092
             dims.toString(), smapper.pushA(), typeName);
jaroslav@842
  2093
        return i;
jaroslav@842
  2094
    }
jaroslav@842
  2095
jaroslav@843
  2096
    private int generateTableSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842
  2097
        int table = i / 4 * 4 + 4;
jaroslav@842
  2098
        int dflt = i + readInt4(byteCodes, table);
jaroslav@842
  2099
        table += 4;
jaroslav@842
  2100
        int low = readInt4(byteCodes, table);
jaroslav@842
  2101
        table += 4;
jaroslav@842
  2102
        int high = readInt4(byteCodes, table);
jaroslav@842
  2103
        table += 4;
jaroslav@842
  2104
        out.append("switch (").append(smapper.popI()).append(") {\n");
jaroslav@842
  2105
        while (low <= high) {
jaroslav@842
  2106
            int offset = i + readInt4(byteCodes, table);
jaroslav@842
  2107
            table += 4;
jaroslav@843
  2108
            out.append("  case " + low).append(":"); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842
  2109
            low++;
jaroslav@842
  2110
        }
jaroslav@842
  2111
        out.append("  default: ");
jaroslav@843
  2112
        goTo(out, i, dflt, topMostLabel);
jaroslav@842
  2113
        out.append("\n}");
jaroslav@842
  2114
        i = table - 1;
jaroslav@842
  2115
        return i;
jaroslav@842
  2116
    }
jaroslav@842
  2117
jaroslav@843
  2118
    private int generateLookupSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842
  2119
        int table = i / 4 * 4 + 4;
jaroslav@842
  2120
        int dflt = i + readInt4(byteCodes, table);
jaroslav@842
  2121
        table += 4;
jaroslav@842
  2122
        int n = readInt4(byteCodes, table);
jaroslav@842
  2123
        table += 4;
jaroslav@842
  2124
        out.append("switch (").append(smapper.popI()).append(") {\n");
jaroslav@842
  2125
        while (n-- > 0) {
jaroslav@842
  2126
            int cnstnt = readInt4(byteCodes, table);
jaroslav@842
  2127
            table += 4;
jaroslav@842
  2128
            int offset = i + readInt4(byteCodes, table);
jaroslav@842
  2129
            table += 4;
jaroslav@843
  2130
            out.append("  case " + cnstnt).append(": "); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842
  2131
        }
jaroslav@842
  2132
        out.append("  default: ");
jaroslav@843
  2133
        goTo(out, i, dflt, topMostLabel);
jaroslav@842
  2134
        out.append("\n}");
jaroslav@842
  2135
        i = table - 1;
jaroslav@842
  2136
        return i;
jaroslav@842
  2137
    }
jaroslav@842
  2138
jaroslav@842
  2139
    private void generateInstanceOf(int indx, final StackMapper smapper) throws IOException {
jaroslav@842
  2140
        final String type = jc.getClassName(indx);
jaroslav@842
  2141
        if (!type.startsWith("[")) {
jaroslav@1455
  2142
            emit(smapper, out, "var @2 = @1 != null && @1.$instOf_@3 ? 1 : 0;",
jaroslav@842
  2143
                 smapper.popA(), smapper.pushI(),
jaroslav@842
  2144
                 type.replace('/', '_'));
jaroslav@842
  2145
        } else {
jaroslav@1455
  2146
            emit(smapper, out, "var @2 = vm.java_lang_Class(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('@3').isInstance__ZLjava_lang_Object_2(@1);",
jaroslav@842
  2147
                smapper.popA(), smapper.pushI(),
jaroslav@842
  2148
                type
jaroslav@842
  2149
            );
jaroslav@842
  2150
        }
jaroslav@842
  2151
    }
jaroslav@842
  2152
jaroslav@842
  2153
    private void generateCheckcast(int indx, final StackMapper smapper) throws IOException {
jaroslav@842
  2154
        final String type = jc.getClassName(indx);
jaroslav@842
  2155
        if (!type.startsWith("[")) {
jaroslav@1466
  2156
            emitNoFlush(smapper, out,
jaroslav@962
  2157
                 "if (@1 !== null && !@1.$instOf_@2) throw vm.java_lang_ClassCastException(true);",
jaroslav@1466
  2158
                 smapper.getT(0, VarType.REFERENCE, false), type.replace('/', '_'));
jaroslav@842
  2159
        } else {
jaroslav@1466
  2160
            emitNoFlush(smapper, out, "vm.java_lang_Class(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('@2').cast__Ljava_lang_Object_2Ljava_lang_Object_2(@1);",
jaroslav@1466
  2161
                 smapper.getT(0, VarType.REFERENCE, false), type
jaroslav@842
  2162
            );
jaroslav@842
  2163
        }
jaroslav@842
  2164
    }
jaroslav@842
  2165
jaroslav@842
  2166
    private void generateByteCodeComment(int prev, int i, final byte[] byteCodes) throws IOException {
jaroslav@842
  2167
        for (int j = prev; j <= i; j++) {
jaroslav@842
  2168
            out.append(" ");
jaroslav@842
  2169
            final int cc = readUByte(byteCodes, j);
jaroslav@842
  2170
            out.append(Integer.toString(cc));
jaroslav@842
  2171
        }
jaroslav@842
  2172
    }
jaroslav@0
  2173
}