rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Tue, 18 Feb 2014 22:29:25 +0100
branchReducedStack
changeset 1479 be34f84e9d9f
parent 1477 b012365f8fb7
permissions -rw-r--r--
Shortening the generated code by providing shorter new array methods
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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 && v.hasConstantValue()) {
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                    if (v.getInternalSig().length() == 1 || v.getInternalSig().equals("Ljava/lang/String;")) {
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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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   274
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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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   285
        }
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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("};");
lubomir@307
   321
            return;
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   322
        }
lubomir@307
   323
lubomir@307
   324
        final StackMapper smapper = new StackMapper();
lubomir@307
   325
jaroslav@442
   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);
jaroslav@398
   348
            boolean changeInCatch = trap.advanceTo(i);
jaroslav@398
   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@1477
   834
                    smapper.assign(out, 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@1477
   861
                    smapper.replace(out, VarType.INTEGER, "(@2).compare64(@1)", smapper.popL(), smapper.getL(0));
lubomir@281
   862
                    break;
jaroslav@151
   863
                case opc_fcmpl:
jaroslav@151
   864
                case opc_fcmpg:
jaroslav@1477
   865
                    smapper.replace(out, VarType.INTEGER, "(@2).compare(@1)", smapper.popF(), smapper.getF(0));
lubomir@281
   866
                    break;
jaroslav@151
   867
                case opc_dcmpl:
lubomir@281
   868
                case opc_dcmpg:
jaroslav@1477
   869
                    smapper.replace(out, VarType.INTEGER, "(@2).compare(@1)", smapper.popD(), smapper.getD(0));
jaroslav@20
   870
                    break;
jaroslav@151
   871
                case opc_if_acmpeq:
jaroslav@1468
   872
                    i = generateIf(smapper, byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843
   873
                                   "===", topMostLabel);
jaroslav@104
   874
                    break;
jaroslav@151
   875
                case opc_if_acmpne:
jaroslav@1468
   876
                    i = generateIf(smapper, byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843
   877
                                   "!==", topMostLabel);
jaroslav@104
   878
                    break;
lubomir@283
   879
                case opc_if_icmpeq:
jaroslav@1468
   880
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   881
                                   "==", topMostLabel);
jaroslav@4
   882
                    break;
jaroslav@151
   883
                case opc_ifeq: {
jaroslav@864
   884
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   885
                    emitIf(smapper, out, "if ((@1) == 0) ",
jaroslav@843
   886
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@7
   887
                    i += 2;
jaroslav@7
   888
                    break;
jaroslav@7
   889
                }
jaroslav@151
   890
                case opc_ifne: {
jaroslav@864
   891
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   892
                    emitIf(smapper, out, "if ((@1) != 0) ",
jaroslav@843
   893
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   894
                    i += 2;
jaroslav@20
   895
                    break;
jaroslav@20
   896
                }
jaroslav@151
   897
                case opc_iflt: {
jaroslav@864
   898
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   899
                    emitIf(smapper, out, "if ((@1) < 0) ",
jaroslav@843
   900
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   901
                    i += 2;
jaroslav@20
   902
                    break;
jaroslav@20
   903
                }
jaroslav@151
   904
                case opc_ifle: {
jaroslav@864
   905
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   906
                    emitIf(smapper, out, "if ((@1) <= 0) ",
jaroslav@843
   907
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   908
                    i += 2;
jaroslav@20
   909
                    break;
jaroslav@20
   910
                }
jaroslav@151
   911
                case opc_ifgt: {
jaroslav@864
   912
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   913
                    emitIf(smapper, out, "if ((@1) > 0) ",
jaroslav@843
   914
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   915
                    i += 2;
jaroslav@20
   916
                    break;
jaroslav@20
   917
                }
jaroslav@151
   918
                case opc_ifge: {
jaroslav@864
   919
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   920
                    emitIf(smapper, out, "if ((@1) >= 0) ",
jaroslav@843
   921
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   922
                    i += 2;
jaroslav@20
   923
                    break;
jaroslav@20
   924
                }
jaroslav@151
   925
                case opc_ifnonnull: {
jaroslav@864
   926
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   927
                    emitIf(smapper, out, "if ((@1) !== null) ",
jaroslav@843
   928
                         smapper.popA(), i, indx, topMostLabel);
jaroslav@16
   929
                    i += 2;
jaroslav@16
   930
                    break;
jaroslav@16
   931
                }
jaroslav@151
   932
                case opc_ifnull: {
jaroslav@864
   933
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
   934
                    emitIf(smapper, out, "if ((@1) === null) ",
jaroslav@843
   935
                         smapper.popA(), i, indx, topMostLabel);
jaroslav@16
   936
                    i += 2;
jaroslav@16
   937
                    break;
jaroslav@16
   938
                }
jaroslav@151
   939
                case opc_if_icmpne:
jaroslav@1468
   940
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   941
                                   "!=", topMostLabel);
jaroslav@4
   942
                    break;
jaroslav@151
   943
                case opc_if_icmplt:
jaroslav@1468
   944
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   945
                                   "<", topMostLabel);
jaroslav@4
   946
                    break;
jaroslav@151
   947
                case opc_if_icmple:
jaroslav@1468
   948
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   949
                                   "<=", topMostLabel);
jaroslav@4
   950
                    break;
jaroslav@151
   951
                case opc_if_icmpgt:
jaroslav@1468
   952
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   953
                                   ">", topMostLabel);
jaroslav@4
   954
                    break;
jaroslav@151
   955
                case opc_if_icmpge:
jaroslav@1468
   956
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   957
                                   ">=", topMostLabel);
jaroslav@4
   958
                    break;
jaroslav@151
   959
                case opc_goto: {
jaroslav@1459
   960
                    smapper.flush(out);
jaroslav@864
   961
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@843
   962
                    goTo(out, i, indx, topMostLabel);
jaroslav@5
   963
                    i += 2;
jaroslav@5
   964
                    break;
jaroslav@5
   965
                }
jaroslav@151
   966
                case opc_lookupswitch: {
jaroslav@843
   967
                    i = generateLookupSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115
   968
                    break;
jaroslav@115
   969
                }
jaroslav@151
   970
                case opc_tableswitch: {
jaroslav@843
   971
                    i = generateTableSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115
   972
                    break;
jaroslav@115
   973
                }
jaroslav@151
   974
                case opc_invokeinterface: {
lubomir@307
   975
                    i = invokeVirtualMethod(byteCodes, i, smapper) + 2;
jaroslav@46
   976
                    break;
jaroslav@46
   977
                }
jaroslav@151
   978
                case opc_invokevirtual:
lubomir@307
   979
                    i = invokeVirtualMethod(byteCodes, i, smapper);
jaroslav@12
   980
                    break;
jaroslav@151
   981
                case opc_invokespecial:
lubomir@307
   982
                    i = invokeStaticMethod(byteCodes, i, smapper, false);
jaroslav@4
   983
                    break;
jaroslav@151
   984
                case opc_invokestatic:
lubomir@307
   985
                    i = invokeStaticMethod(byteCodes, i, smapper, true);
jaroslav@10
   986
                    break;
jaroslav@151
   987
                case opc_new: {
jaroslav@864
   988
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
   989
                    String ci = jc.getClassName(indx);
jaroslav@1455
   990
                    emit(smapper, out, "var @1 = new @2;",
jaroslav@1409
   991
                         smapper.pushA(), accessClass(mangleClassName(ci)));
jaroslav@151
   992
                    addReference(ci);
jaroslav@8
   993
                    i += 2;
jaroslav@8
   994
                    break;
jaroslav@8
   995
                }
lubomir@283
   996
                case opc_newarray:
lubomir@585
   997
                    int atype = readUByte(byteCodes, ++i);
jaroslav@842
   998
                    generateNewArray(atype, smapper);
jaroslav@21
   999
                    break;
jaroslav@448
  1000
                case opc_anewarray: {
jaroslav@864
  1001
                    int type = readUShortArg(byteCodes, i);
jaroslav@448
  1002
                    i += 2;
jaroslav@842
  1003
                    generateANewArray(type, smapper);
jaroslav@21
  1004
                    break;
jaroslav@448
  1005
                }
jaroslav@151
  1006
                case opc_multianewarray: {
jaroslav@864
  1007
                    int type = readUShortArg(byteCodes, i);
jtulach@128
  1008
                    i += 2;
jaroslav@842
  1009
                    i = generateMultiANewArray(type, byteCodes, i, smapper);
jtulach@128
  1010
                    break;
jtulach@128
  1011
                }
jaroslav@151
  1012
                case opc_arraylength:
jaroslav@1477
  1013
                    smapper.replace(out, VarType.INTEGER, "(@1).length", smapper.getA(0));
jaroslav@272
  1014
                    break;
lubomir@283
  1015
                case opc_lastore:
jaroslav@1455
  1016
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1017
                         smapper.popL(), smapper.popI(), smapper.popA());
lubomir@281
  1018
                    break;
lubomir@283
  1019
                case opc_fastore:
jaroslav@1455
  1020
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1021
                         smapper.popF(), smapper.popI(), smapper.popA());
lubomir@281
  1022
                    break;
lubomir@283
  1023
                case opc_dastore:
jaroslav@1455
  1024
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1025
                         smapper.popD(), smapper.popI(), smapper.popA());
lubomir@281
  1026
                    break;
lubomir@283
  1027
                case opc_aastore:
jaroslav@1455
  1028
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1029
                         smapper.popA(), smapper.popI(), smapper.popA());
jaroslav@21
  1030
                    break;
jaroslav@151
  1031
                case opc_iastore:
jaroslav@151
  1032
                case opc_bastore:
jaroslav@151
  1033
                case opc_castore:
lubomir@283
  1034
                case opc_sastore:
jaroslav@1455
  1035
                    emit(smapper, out, "Array.at(@3, @2, @1);",
lubomir@307
  1036
                         smapper.popI(), smapper.popI(), smapper.popA());
jaroslav@240
  1037
                    break;
lubomir@283
  1038
                case opc_laload:
jaroslav@1477
  1039
                    smapper.replace(out, VarType.LONG, "Array.at(@2, @1)",
jaroslav@1477
  1040
                         smapper.popI(), smapper.getA(0));
lubomir@281
  1041
                    break;
lubomir@283
  1042
                case opc_faload:
jaroslav@1477
  1043
                    smapper.replace(out, VarType.FLOAT, "Array.at(@2, @1)",
jaroslav@1477
  1044
                         smapper.popI(), smapper.getA(0));
lubomir@281
  1045
                    break;
lubomir@283
  1046
                case opc_daload:
jaroslav@1477
  1047
                    smapper.replace(out, VarType.DOUBLE, "Array.at(@2, @1)",
jaroslav@1477
  1048
                         smapper.popI(), smapper.getA(0));
lubomir@281
  1049
                    break;
lubomir@283
  1050
                case opc_aaload:
jaroslav@1477
  1051
                    smapper.replace(out, VarType.REFERENCE, "Array.at(@2, @1)",
jaroslav@1477
  1052
                         smapper.popI(), smapper.getA(0));
jaroslav@272
  1053
                    break;
jaroslav@272
  1054
                case opc_iaload:
jaroslav@272
  1055
                case opc_baload:
jaroslav@272
  1056
                case opc_caload:
lubomir@283
  1057
                case opc_saload:
jaroslav@1477
  1058
                    smapper.replace(out, VarType.INTEGER, "Array.at(@2, @1)",
jaroslav@1477
  1059
                         smapper.popI(), smapper.getA(0));
jaroslav@272
  1060
                    break;
lubomir@221
  1061
                case opc_pop:
jaroslav@272
  1062
                case opc_pop2:
lubomir@307
  1063
                    smapper.pop(1);
jaroslav@399
  1064
                    debug("/* pop */");
jaroslav@272
  1065
                    break;
lubomir@281
  1066
                case opc_dup: {
lubomir@307
  1067
                    final Variable v = smapper.get(0);
jaroslav@1455
  1068
                    emit(smapper, out, "var @1 = @2;", smapper.pushT(v.getType()), v);
jaroslav@21
  1069
                    break;
jaroslav@21
  1070
                }
lubomir@281
  1071
                case opc_dup2: {
lubomir@585
  1072
                    final Variable vi1 = smapper.get(0);
lubomir@585
  1073
lubomir@585
  1074
                    if (vi1.isCategory2()) {
jaroslav@1455
  1075
                        emit(smapper, out, "var @1 = @2;",
lubomir@585
  1076
                             smapper.pushT(vi1.getType()), vi1);
lubomir@281
  1077
                    } else {
lubomir@585
  1078
                        final Variable vi2 = smapper.get(1);
jaroslav@1455
  1079
                        emit(smapper, out, "var @1 = @2, @3 = @4;",
lubomir@585
  1080
                             smapper.pushT(vi2.getType()), vi2,
lubomir@585
  1081
                             smapper.pushT(vi1.getType()), vi1);
lubomir@281
  1082
                    }
jaroslav@21
  1083
                    break;
jaroslav@21
  1084
                }
lubomir@281
  1085
                case opc_dup_x1: {
jaroslav@1457
  1086
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1087
                    final Variable vi2 = smapper.pop(out);
lubomir@307
  1088
                    final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307
  1089
                    final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1090
                    final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1091
jaroslav@1455
  1092
                    emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283
  1093
                         vo1, vi1, vo2, vi2, vo3, vo1);
jaroslav@93
  1094
                    break;
lubomir@281
  1095
                }
lubomir@585
  1096
                case opc_dup2_x1: {
jaroslav@1457
  1097
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1098
                    final Variable vi2 = smapper.pop(out);
lubomir@585
  1099
lubomir@585
  1100
                    if (vi1.isCategory2()) {
lubomir@307
  1101
                        final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307
  1102
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1103
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1104
jaroslav@1455
  1105
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283
  1106
                             vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@281
  1107
                    } else {
jaroslav@1457
  1108
                        final Variable vi3 = smapper.pop(out);
lubomir@585
  1109
                        final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585
  1110
                        final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1111
                        final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1112
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1113
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1114
jaroslav@1455
  1115
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585
  1116
                             vo1, vi1, vo2, vi2, vo3, vi3);
jaroslav@1455
  1117
                        emit(smapper, out, " @1 = @2, @3 = @4;",
lubomir@585
  1118
                             vo4, vo1, vo5, vo2);
lubomir@585
  1119
                    }
lubomir@585
  1120
                    break;
lubomir@585
  1121
                }
lubomir@585
  1122
                case opc_dup_x2: {
jaroslav@1457
  1123
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1124
                    final Variable vi2 = smapper.pop(out);
lubomir@585
  1125
lubomir@585
  1126
                    if (vi2.isCategory2()) {
lubomir@585
  1127
                        final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585
  1128
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1129
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1130
jaroslav@1455
  1131
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585
  1132
                             vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585
  1133
                    } else {
jaroslav@1457
  1134
                        final Variable vi3 = smapper.pop(out);
lubomir@307
  1135
                        final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@307
  1136
                        final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@307
  1137
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1138
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1139
jaroslav@1455
  1140
                        emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@283
  1141
                             vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@281
  1142
                    }
jaroslav@8
  1143
                    break;
lubomir@281
  1144
                }
lubomir@585
  1145
                case opc_dup2_x2: {
jaroslav@1457
  1146
                    final Variable vi1 = smapper.pop(out);
jaroslav@1457
  1147
                    final Variable vi2 = smapper.pop(out);
lubomir@585
  1148
lubomir@585
  1149
                    if (vi1.isCategory2()) {
lubomir@585
  1150
                        if (vi2.isCategory2()) {
lubomir@585
  1151
                            final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585
  1152
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1153
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1154
jaroslav@1455
  1155
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585
  1156
                                 vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585
  1157
                        } else {
jaroslav@1457
  1158
                            final Variable vi3 = smapper.pop(out);
lubomir@585
  1159
                            final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1160
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1161
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1162
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1163
jaroslav@1455
  1164
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@585
  1165
                                 vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@585
  1166
                        }
lubomir@585
  1167
                    } else {
jaroslav@1457
  1168
                        final Variable vi3 = smapper.pop(out);
lubomir@585
  1169
lubomir@585
  1170
                        if (vi3.isCategory2()) {
lubomir@585
  1171
                            final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585
  1172
                            final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1173
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1174
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1175
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1176
jaroslav@1455
  1177
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585
  1178
                                 vo1, vi1, vo2, vi2, vo3, vi3);
jaroslav@1455
  1179
                            emit(smapper, out, " @1 = @2, @3 = @4;",
lubomir@585
  1180
                                 vo4, vo1, vo5, vo2);
lubomir@585
  1181
                        } else {
jaroslav@1457
  1182
                            final Variable vi4 = smapper.pop(out);
lubomir@585
  1183
                            final Variable vo6 = smapper.pushT(vi2.getType());
lubomir@585
  1184
                            final Variable vo5 = smapper.pushT(vi1.getType());
lubomir@585
  1185
                            final Variable vo4 = smapper.pushT(vi4.getType());
lubomir@585
  1186
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1187
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1188
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1189
                            
jaroslav@1455
  1190
                            emit(smapper, out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8,",
lubomir@585
  1191
                                 vo1, vi1, vo2, vi2, vo3, vi3, vo4, vi4);
jaroslav@1455
  1192
                            emit(smapper, out, " @1 = @2, @3 = @4;",
lubomir@585
  1193
                                 vo5, vo1, vo6, vo2);
lubomir@585
  1194
                        }
lubomir@585
  1195
                    }
lubomir@585
  1196
                    break;
lubomir@585
  1197
                }
lubomir@585
  1198
                case opc_swap: {
lubomir@585
  1199
                    final Variable vi1 = smapper.get(0);
lubomir@585
  1200
                    final Variable vi2 = smapper.get(1);
lubomir@585
  1201
lubomir@585
  1202
                    if (vi1.getType() == vi2.getType()) {
lubomir@585
  1203
                        final Variable tmp = smapper.pushT(vi1.getType());
lubomir@585
  1204
jaroslav@1455
  1205
                        emit(smapper, out, "var @1 = @2, @2 = @3, @3 = @1;",
lubomir@585
  1206
                             tmp, vi1, vi2);
lubomir@585
  1207
                        smapper.pop(1);
lubomir@585
  1208
                    } else {
lubomir@585
  1209
                        smapper.pop(2);
lubomir@585
  1210
                        smapper.pushT(vi1.getType());
lubomir@585
  1211
                        smapper.pushT(vi2.getType());
lubomir@585
  1212
                    }
lubomir@585
  1213
                    break;
lubomir@585
  1214
                }
jaroslav@151
  1215
                case opc_bipush:
jaroslav@1462
  1216
                    smapper.assign(out, VarType.INTEGER, 
jaroslav@1462
  1217
                        "(" + Integer.toString(byteCodes[++i]) + ")");
jaroslav@8
  1218
                    break;
jaroslav@151
  1219
                case opc_sipush:
jaroslav@1462
  1220
                    smapper.assign(out, VarType.INTEGER, 
jaroslav@1462
  1221
                        "(" + Integer.toString(readShortArg(byteCodes, i)) + ")"
jaroslav@1462
  1222
                    );
jaroslav@31
  1223
                    i += 2;
jaroslav@31
  1224
                    break;
jaroslav@151
  1225
                case opc_getfield: {
jaroslav@864
  1226
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1227
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1228
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1409
  1229
                    final String mangleClass = mangleClassName(fi[0]);
jaroslav@592
  1230
                    final String mangleClassAccess = accessClass(mangleClass);
jaroslav@1477
  1231
                    smapper.replace(out, type, "@3(false)._@2.call(@1)",
jaroslav@1477
  1232
                         smapper.getA(0),
jaroslav@1477
  1233
                         fi[1], mangleClassAccess
jaroslav@592
  1234
                    );
jaroslav@592
  1235
                    i += 2;
jaroslav@592
  1236
                    break;
jaroslav@592
  1237
                }
jaroslav@592
  1238
                case opc_putfield: {
jaroslav@864
  1239
                    int indx = readUShortArg(byteCodes, i);
jaroslav@592
  1240
                    String[] fi = jc.getFieldInfoName(indx);
jaroslav@592
  1241
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1409
  1242
                    final String mangleClass = mangleClassName(fi[0]);
jaroslav@592
  1243
                    final String mangleClassAccess = accessClass(mangleClass);
jaroslav@1455
  1244
                    emit(smapper, out, "@4(false)._@3.call(@2, @1);",
jaroslav@592
  1245
                         smapper.popT(type),
jaroslav@592
  1246
                         smapper.popA(), fi[1], 
jaroslav@592
  1247
                         mangleClassAccess
jaroslav@592
  1248
                    );
jaroslav@8
  1249
                    i += 2;
jaroslav@8
  1250
                    break;
jaroslav@8
  1251
                }
jaroslav@151
  1252
                case opc_getstatic: {
jaroslav@864
  1253
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1254
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1255
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1477
  1256
                    String ac = accessClass(mangleClassName(fi[0]));
jaroslav@1477
  1257
                    smapper.assign(out, type, ac + "(false)._" + fi[1] + "()");
jaroslav@9
  1258
                    i += 2;
jaroslav@151
  1259
                    addReference(fi[0]);
jaroslav@9
  1260
                    break;
jaroslav@9
  1261
                }
lubomir@281
  1262
                case opc_putstatic: {
jaroslav@864
  1263
                    int indx = readUShortArg(byteCodes, i);
lubomir@281
  1264
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1265
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1455
  1266
                    emit(smapper, out, "@1(false)._@2(@3);",
jaroslav@1409
  1267
                         accessClass(mangleClassName(fi[0])), fi[1],
lubomir@317
  1268
                         smapper.popT(type));
lubomir@281
  1269
                    i += 2;
lubomir@281
  1270
                    addReference(fi[0]);
lubomir@281
  1271
                    break;
lubomir@281
  1272
                }
jaroslav@151
  1273
                case opc_checkcast: {
jaroslav@864
  1274
                    int indx = readUShortArg(byteCodes, i);
jaroslav@842
  1275
                    generateCheckcast(indx, smapper);
jaroslav@30
  1276
                    i += 2;
jaroslav@30
  1277
                    break;
jaroslav@30
  1278
                }
jaroslav@151
  1279
                case opc_instanceof: {
jaroslav@864
  1280
                    int indx = readUShortArg(byteCodes, i);
jaroslav@842
  1281
                    generateInstanceOf(indx, smapper);
jaroslav@17
  1282
                    i += 2;
jaroslav@30
  1283
                    break;
jaroslav@17
  1284
                }
jaroslav@151
  1285
                case opc_athrow: {
jaroslav@1457
  1286
                    final CharSequence v = smapper.popA();
lubomir@307
  1287
                    smapper.clear();
lubomir@281
  1288
jaroslav@1455
  1289
                    emit(smapper, out, "{ var @1 = @2; throw @2; }",
lubomir@307
  1290
                         smapper.pushA(), v);
jaroslav@104
  1291
                    break;
jaroslav@104
  1292
                }
lubomir@221
  1293
lubomir@221
  1294
                case opc_monitorenter: {
jaroslav@1477
  1295
                    debug("/* monitor enter */");
lubomir@307
  1296
                    smapper.popA();
lubomir@221
  1297
                    break;
lubomir@221
  1298
                }
lubomir@221
  1299
lubomir@221
  1300
                case opc_monitorexit: {
jaroslav@1477
  1301
                    debug("/* monitor exit */");
lubomir@307
  1302
                    smapper.popA();
lubomir@221
  1303
                    break;
lubomir@221
  1304
                }
lubomir@221
  1305
lubomir@585
  1306
                case opc_wide:
lubomir@585
  1307
                    wide = true;
lubomir@585
  1308
                    break;
lubomir@585
  1309
jaroslav@104
  1310
                default: {
lubomir@585
  1311
                    wide = false;
jaroslav@1455
  1312
                    emit(smapper, out, "throw 'unknown bytecode @1';",
lubomir@283
  1313
                         Integer.toString(c));
jaroslav@104
  1314
                }
jaroslav@0
  1315
            }
jaroslav@399
  1316
            if (debug(" //")) {
jaroslav@842
  1317
                generateByteCodeComment(prev, i, byteCodes);
jaroslav@0
  1318
            }
tzezula@285
  1319
            out.append("\n");            
jaroslav@0
  1320
        }
jaroslav@398
  1321
        if (previousTrap != null) {
jaroslav@843
  1322
            generateCatch(previousTrap, byteCodes.length, topMostLabel);
jaroslav@398
  1323
        }
jaroslav@1469
  1324
        if (didBranches) {
jaroslav@1469
  1325
            out.append("\n    }\n");
jaroslav@1469
  1326
        }
jaroslav@839
  1327
        while (openBraces-- > 0) {
jaroslav@839
  1328
            out.append('}');
jaroslav@839
  1329
        }
jaroslav@839
  1330
        out.append("\n};");
jaroslav@4
  1331
    }
jaroslav@4
  1332
jaroslav@1468
  1333
    private int generateIf(StackMapper mapper, byte[] byteCodes, 
jaroslav@1468
  1334
        int i, final CharSequence v2, final CharSequence v1, 
jaroslav@1468
  1335
        final String test, int topMostLabel
jaroslav@1468
  1336
    ) throws IOException {
jaroslav@1468
  1337
        mapper.flush(out);
jaroslav@864
  1338
        int indx = i + readShortArg(byteCodes, i);
jaroslav@1477
  1339
        out.append("if ((").append(v1)
jaroslav@1477
  1340
           .append(") ").append(test).append(" (")
jaroslav@1477
  1341
           .append(v2).append(")) ");
jaroslav@843
  1342
        goTo(out, i, indx, topMostLabel);
jaroslav@4
  1343
        return i + 2;
jaroslav@4
  1344
    }
jaroslav@839
  1345
    
lubomir@697
  1346
    private int readInt4(byte[] byteCodes, int offset) {
lubomir@697
  1347
        final int d = byteCodes[offset + 0] << 24;
lubomir@697
  1348
        final int c = byteCodes[offset + 1] << 16;
lubomir@697
  1349
        final int b = byteCodes[offset + 2] << 8;
lubomir@697
  1350
        final int a = byteCodes[offset + 3];
jaroslav@115
  1351
        return (d & 0xff000000) | (c & 0xff0000) | (b & 0xff00) | (a & 0xff);
jaroslav@115
  1352
    }
jaroslav@864
  1353
    private static int readUByte(byte[] byteCodes, int offset) {
lubomir@697
  1354
        return byteCodes[offset] & 0xff;
jtulach@128
  1355
    }
lubomir@585
  1356
jaroslav@864
  1357
    private static int readUShort(byte[] byteCodes, int offset) {
lubomir@697
  1358
        return ((byteCodes[offset] & 0xff) << 8)
lubomir@697
  1359
                    | (byteCodes[offset + 1] & 0xff);
lubomir@697
  1360
    }
jaroslav@864
  1361
    private static int readUShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864
  1362
        return readUShort(byteCodes, offsetInstruction + 1);
jaroslav@864
  1363
    }
lubomir@697
  1364
jaroslav@864
  1365
    private static int readShort(byte[] byteCodes, int offset) {
jaroslav@864
  1366
        int signed = byteCodes[offset];
jaroslav@864
  1367
        byte b0 = (byte)signed;
jaroslav@864
  1368
        return (b0 << 8) | (byteCodes[offset + 1] & 0xff);
jaroslav@864
  1369
    }
jaroslav@864
  1370
    private static int readShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864
  1371
        return readShort(byteCodes, offsetInstruction + 1);
lubomir@585
  1372
    }
lubomir@585
  1373
lubomir@281
  1374
    private static void countArgs(String descriptor, char[] returnType, StringBuilder sig, StringBuilder cnt) {
jaroslav@4
  1375
        int i = 0;
jaroslav@4
  1376
        Boolean count = null;
jaroslav@32
  1377
        boolean array = false;
jaroslav@248
  1378
        sig.append("__");
jaroslav@10
  1379
        int firstPos = sig.length();
jaroslav@4
  1380
        while (i < descriptor.length()) {
jaroslav@4
  1381
            char ch = descriptor.charAt(i++);
jaroslav@4
  1382
            switch (ch) {
jaroslav@4
  1383
                case '(':
jaroslav@4
  1384
                    count = true;
jaroslav@4
  1385
                    continue;
jaroslav@4
  1386
                case ')':
jaroslav@4
  1387
                    count = false;
jaroslav@4
  1388
                    continue;
jaroslav@4
  1389
                case 'B': 
jaroslav@4
  1390
                case 'C': 
jaroslav@4
  1391
                case 'D': 
jaroslav@4
  1392
                case 'F': 
jaroslav@4
  1393
                case 'I': 
jaroslav@4
  1394
                case 'J': 
jaroslav@4
  1395
                case 'S': 
jaroslav@4
  1396
                case 'Z': 
jaroslav@4
  1397
                    if (count) {
jaroslav@32
  1398
                        if (array) {
jaroslav@248
  1399
                            sig.append("_3");
jaroslav@32
  1400
                        }
jaroslav@4
  1401
                        sig.append(ch);
jtulach@156
  1402
                        if (ch == 'J' || ch == 'D') {
jtulach@156
  1403
                            cnt.append('1');
jtulach@156
  1404
                        } else {
jtulach@156
  1405
                            cnt.append('0');
jtulach@156
  1406
                        }
jaroslav@4
  1407
                    } else {
jaroslav@10
  1408
                        sig.insert(firstPos, ch);
jaroslav@32
  1409
                        if (array) {
lubomir@281
  1410
                            returnType[0] = '[';
jaroslav@248
  1411
                            sig.insert(firstPos, "_3");
lubomir@281
  1412
                        } else {
lubomir@281
  1413
                            returnType[0] = ch;
jaroslav@32
  1414
                        }
jaroslav@4
  1415
                    }
jaroslav@93
  1416
                    array = false;
jaroslav@4
  1417
                    continue;
jaroslav@4
  1418
                case 'V': 
jaroslav@4
  1419
                    assert !count;
lubomir@281
  1420
                    returnType[0] = 'V';
jaroslav@10
  1421
                    sig.insert(firstPos, 'V');
jaroslav@4
  1422
                    continue;
jaroslav@4
  1423
                case 'L':
jaroslav@16
  1424
                    int next = descriptor.indexOf(';', i);
jaroslav@248
  1425
                    String realSig = mangleSig(descriptor, i - 1, next + 1);
jaroslav@4
  1426
                    if (count) {
jaroslav@32
  1427
                        if (array) {
jaroslav@248
  1428
                            sig.append("_3");
jaroslav@32
  1429
                        }
jaroslav@248
  1430
                        sig.append(realSig);
jtulach@156
  1431
                        cnt.append('0');
jaroslav@4
  1432
                    } else {
jaroslav@248
  1433
                        sig.insert(firstPos, realSig);
jaroslav@32
  1434
                        if (array) {
jaroslav@248
  1435
                            sig.insert(firstPos, "_3");
jaroslav@32
  1436
                        }
lubomir@281
  1437
                        returnType[0] = 'L';
jaroslav@4
  1438
                    }
jaroslav@16
  1439
                    i = next + 1;
lubomir@407
  1440
                    array = false;
jaroslav@4
  1441
                    continue;
jaroslav@4
  1442
                case '[':
jaroslav@248
  1443
                    array = true;
jaroslav@4
  1444
                    continue;
jaroslav@4
  1445
                default:
jaroslav@248
  1446
                    throw new IllegalStateException("Invalid char: " + ch);
jaroslav@4
  1447
            }
jaroslav@4
  1448
        }
jaroslav@0
  1449
    }
jaroslav@248
  1450
    
jaroslav@592
  1451
    static String mangleSig(String sig) {
jaroslav@592
  1452
        return mangleSig(sig, 0, sig.length());
jaroslav@592
  1453
    }
jaroslav@592
  1454
    
jaroslav@1409
  1455
    private static String mangleMethodName(String name) {
jaroslav@1409
  1456
        StringBuilder sb = new StringBuilder(name.length() * 2);
jaroslav@1409
  1457
        int last = name.length();
jaroslav@1409
  1458
        for (int i = 0; i < last; i++) {
jaroslav@1409
  1459
            final char ch = name.charAt(i);
jaroslav@1409
  1460
            switch (ch) {
jaroslav@1409
  1461
                case '_': sb.append("_1"); break;
jaroslav@1409
  1462
                default: sb.append(ch); break;
jaroslav@1409
  1463
            }
jaroslav@1409
  1464
        }
jaroslav@1409
  1465
        return sb.toString();
jaroslav@1409
  1466
    }
jaroslav@248
  1467
    private static String mangleSig(String txt, int first, int last) {
jaroslav@1409
  1468
        StringBuilder sb = new StringBuilder((last - first) * 2);
jaroslav@248
  1469
        for (int i = first; i < last; i++) {
jaroslav@248
  1470
            final char ch = txt.charAt(i);
jaroslav@248
  1471
            switch (ch) {
jaroslav@248
  1472
                case '/': sb.append('_'); break;
jaroslav@248
  1473
                case '_': sb.append("_1"); break;
jaroslav@248
  1474
                case ';': sb.append("_2"); break;
jaroslav@248
  1475
                case '[': sb.append("_3"); break;
jaroslav@248
  1476
                default: sb.append(ch); break;
jaroslav@248
  1477
            }
jaroslav@248
  1478
        }
jaroslav@248
  1479
        return sb.toString();
jaroslav@248
  1480
    }
jaroslav@1409
  1481
    
jaroslav@1409
  1482
    private static String mangleClassName(String name) {
jaroslav@1409
  1483
        return mangleSig(name);
jaroslav@1409
  1484
    }
jaroslav@9
  1485
jaroslav@248
  1486
    private static String findMethodName(MethodData m, StringBuilder cnt) {
jaroslav@42
  1487
        StringBuilder name = new StringBuilder();
jaroslav@10
  1488
        if ("<init>".equals(m.getName())) { // NOI18N
jaroslav@42
  1489
            name.append("cons"); // NOI18N
jaroslav@19
  1490
        } else if ("<clinit>".equals(m.getName())) { // NOI18N
jaroslav@42
  1491
            name.append("class"); // NOI18N
jaroslav@10
  1492
        } else {
jaroslav@1409
  1493
            name.append(mangleMethodName(m.getName()));
jaroslav@10
  1494
        } 
jaroslav@42
  1495
        
lubomir@282
  1496
        countArgs(m.getInternalSig(), new char[1], name, cnt);
jaroslav@42
  1497
        return name.toString();
jaroslav@10
  1498
    }
jaroslav@10
  1499
lubomir@282
  1500
    static String findMethodName(String[] mi, StringBuilder cnt, char[] returnType) {
jaroslav@10
  1501
        StringBuilder name = new StringBuilder();
jaroslav@151
  1502
        String descr = mi[2];//mi.getDescriptor();
jaroslav@151
  1503
        String nm= mi[1];
jaroslav@151
  1504
        if ("<init>".equals(nm)) { // NOI18N
jaroslav@10
  1505
            name.append("cons"); // NOI18N
jaroslav@10
  1506
        } else {
jaroslav@1409
  1507
            name.append(mangleMethodName(nm));
jaroslav@10
  1508
        }
lubomir@282
  1509
        countArgs(descr, returnType, name, cnt);
jaroslav@10
  1510
        return name.toString();
jaroslav@10
  1511
    }
jaroslav@10
  1512
lubomir@307
  1513
    private int invokeStaticMethod(byte[] byteCodes, int i, final StackMapper mapper, boolean isStatic)
jaroslav@10
  1514
    throws IOException {
jaroslav@864
  1515
        int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151
  1516
        String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281
  1517
        char[] returnType = { 'V' };
jtulach@156
  1518
        StringBuilder cnt = new StringBuilder();
lubomir@281
  1519
        String mn = findMethodName(mi, cnt, returnType);
lubomir@221
  1520
lubomir@221
  1521
        final int numArguments = isStatic ? cnt.length() : cnt.length() + 1;
jaroslav@1457
  1522
        final CharSequence[] vars = new CharSequence[numArguments];
lubomir@221
  1523
lubomir@281
  1524
        for (int j = numArguments - 1; j >= 0; --j) {
jaroslav@1457
  1525
            vars[j] = mapper.popValue();
jaroslav@11
  1526
        }
lubomir@281
  1527
lubomir@281
  1528
        if (returnType[0] != 'V') {
lubomir@474
  1529
            out.append("var ")
lubomir@474
  1530
               .append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281
  1531
               .append(" = ");
jaroslav@10
  1532
        }
lubomir@221
  1533
jaroslav@151
  1534
        final String in = mi[0];
jaroslav@1409
  1535
        out.append(accessClass(mangleClassName(in)));
jaroslav@224
  1536
        out.append("(false).");
jaroslav@397
  1537
        if (mn.startsWith("cons_")) {
jaroslav@397
  1538
            out.append("constructor.");
jaroslav@397
  1539
        }
jaroslav@10
  1540
        out.append(mn);
jaroslav@442
  1541
        if (isStatic) {
jaroslav@442
  1542
            out.append('(');
jaroslav@442
  1543
        } else {
jaroslav@442
  1544
            out.append(".call(");
jaroslav@442
  1545
        }
lubomir@221
  1546
        if (numArguments > 0) {
lubomir@281
  1547
            out.append(vars[0]);
lubomir@281
  1548
            for (int j = 1; j < numArguments; ++j) {
lubomir@221
  1549
                out.append(", ");
lubomir@281
  1550
                out.append(vars[j]);
lubomir@221
  1551
            }
jaroslav@10
  1552
        }
lubomir@221
  1553
        out.append(");");
jaroslav@10
  1554
        i += 2;
jaroslav@18
  1555
        addReference(in);
jaroslav@10
  1556
        return i;
jaroslav@10
  1557
    }
lubomir@307
  1558
    private int invokeVirtualMethod(byte[] byteCodes, int i, final StackMapper mapper)
jaroslav@12
  1559
    throws IOException {
jaroslav@864
  1560
        int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151
  1561
        String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281
  1562
        char[] returnType = { 'V' };
jtulach@156
  1563
        StringBuilder cnt = new StringBuilder();
lubomir@281
  1564
        String mn = findMethodName(mi, cnt, returnType);
lubomir@221
  1565
lubomir@281
  1566
        final int numArguments = cnt.length() + 1;
jaroslav@1458
  1567
        final CharSequence[] vars = new CharSequence[numArguments];
lubomir@221
  1568
lubomir@281
  1569
        for (int j = numArguments - 1; j >= 0; --j) {
jaroslav@1458
  1570
            vars[j] = mapper.popValue();
jaroslav@12
  1571
        }
lubomir@221
  1572
lubomir@281
  1573
        if (returnType[0] != 'V') {
lubomir@474
  1574
            out.append("var ")
lubomir@474
  1575
               .append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281
  1576
               .append(" = ");
jaroslav@12
  1577
        }
lubomir@281
  1578
lubomir@281
  1579
        out.append(vars[0]).append('.');
jaroslav@12
  1580
        out.append(mn);
jaroslav@12
  1581
        out.append('(');
jaroslav@442
  1582
        String sep = "";
lubomir@281
  1583
        for (int j = 1; j < numArguments; ++j) {
jaroslav@442
  1584
            out.append(sep);
lubomir@281
  1585
            out.append(vars[j]);
jaroslav@442
  1586
            sep = ", ";
jaroslav@12
  1587
        }
lubomir@221
  1588
        out.append(");");
jaroslav@12
  1589
        i += 2;
jaroslav@12
  1590
        return i;
jaroslav@12
  1591
    }
lubomir@221
  1592
jaroslav@103
  1593
    private void addReference(String cn) throws IOException {
jtulach@162
  1594
        if (requireReference(cn)) {
jaroslav@399
  1595
            debug(" /* needs " + cn + " */");
jaroslav@18
  1596
        }
jaroslav@18
  1597
    }
jaroslav@16
  1598
jaroslav@33
  1599
    private void outType(String d, StringBuilder out) {
jaroslav@33
  1600
        int arr = 0;
jaroslav@33
  1601
        while (d.charAt(0) == '[') {
jaroslav@33
  1602
            out.append('A');
jaroslav@33
  1603
            d = d.substring(1);
jaroslav@33
  1604
        }
jaroslav@16
  1605
        if (d.charAt(0) == 'L') {
jaroslav@16
  1606
            assert d.charAt(d.length() - 1) == ';';
jaroslav@16
  1607
            out.append(d.replace('/', '_').substring(0, d.length() - 1));
jaroslav@16
  1608
        } else {
jaroslav@16
  1609
            out.append(d);
jaroslav@16
  1610
        }
jaroslav@16
  1611
    }
jaroslav@21
  1612
jaroslav@230
  1613
    private String encodeConstant(int entryIndex) throws IOException {
jaroslav@230
  1614
        String[] classRef = { null };
jaroslav@230
  1615
        String s = jc.stringValue(entryIndex, classRef);
jaroslav@230
  1616
        if (classRef[0] != null) {
jaroslav@567
  1617
            if (classRef[0].startsWith("[")) {
jaroslav@1464
  1618
                s = accessClass("java_lang_Class") + "(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('" + classRef[0] + "')";
jaroslav@567
  1619
            } else {
jaroslav@567
  1620
                addReference(classRef[0]);
jaroslav@1409
  1621
                s = accessClass(mangleClassName(s)) + "(false).constructor.$class";
jaroslav@567
  1622
            }
jaroslav@230
  1623
        }
jaroslav@151
  1624
        return s;
jaroslav@21
  1625
    }
jaroslav@32
  1626
lubomir@869
  1627
    private String javaScriptBody(String destObject, MethodData m, boolean isStatic) throws IOException {
jaroslav@152
  1628
        byte[] arr = m.findAnnotationData(true);
jaroslav@152
  1629
        if (arr == null) {
jaroslav@266
  1630
            return null;
jaroslav@152
  1631
        }
jaroslav@200
  1632
        final String jvmType = "Lorg/apidesign/bck2brwsr/core/JavaScriptBody;";
jaroslav@1239
  1633
        final String htmlType = "Lnet/java/html/js/JavaScriptBody;";
jaroslav@152
  1634
        class P extends AnnotationParser {
jaroslav@237
  1635
            public P() {
jaroslav@652
  1636
                super(false, true);
jaroslav@237
  1637
            }
jaroslav@237
  1638
            
jaroslav@152
  1639
            int cnt;
jaroslav@152
  1640
            String[] args = new String[30];
jaroslav@152
  1641
            String body;
jaroslav@1241
  1642
            boolean javacall;
jaroslav@1421
  1643
            boolean html4j;
jaroslav@94
  1644
            
jaroslav@152
  1645
            @Override
jaroslav@236
  1646
            protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152
  1647
                if (type.equals(jvmType)) {
jaroslav@152
  1648
                    if ("body".equals(attr)) {
jaroslav@152
  1649
                        body = value;
jaroslav@152
  1650
                    } else if ("args".equals(attr)) {
jaroslav@152
  1651
                        args[cnt++] = value;
jaroslav@152
  1652
                    } else {
jaroslav@152
  1653
                        throw new IllegalArgumentException(attr);
jaroslav@152
  1654
                    }
jaroslav@152
  1655
                }
jaroslav@1239
  1656
                if (type.equals(htmlType)) {
jaroslav@1421
  1657
                    html4j = true;
jaroslav@1239
  1658
                    if ("body".equals(attr)) {
jaroslav@1239
  1659
                        body = value;
jaroslav@1239
  1660
                    } else if ("args".equals(attr)) {
jaroslav@1239
  1661
                        args[cnt++] = value;
jaroslav@1241
  1662
                    } else if ("javacall".equals(attr)) {
jaroslav@1241
  1663
                        javacall = "1".equals(value);
jaroslav@1239
  1664
                    } else {
jaroslav@1239
  1665
                        throw new IllegalArgumentException(attr);
jaroslav@1239
  1666
                    }
jaroslav@1239
  1667
                }
jaroslav@94
  1668
            }
jaroslav@94
  1669
        }
jaroslav@152
  1670
        P p = new P();
jaroslav@152
  1671
        p.parse(arr, jc);
jaroslav@152
  1672
        if (p.body == null) {
jaroslav@266
  1673
            return null;
jaroslav@152
  1674
        }
jtulach@156
  1675
        StringBuilder cnt = new StringBuilder();
jaroslav@266
  1676
        final String mn = findMethodName(m, cnt);
lubomir@869
  1677
        out.append(destObject).append(".").append(mn);
jaroslav@203
  1678
        out.append(" = function(");
jaroslav@442
  1679
        String space = "";
jaroslav@443
  1680
        int index = 0;
jaroslav@1421
  1681
        StringBuilder toValue = new StringBuilder();
jtulach@156
  1682
        for (int i = 0; i < cnt.length(); i++) {
jaroslav@152
  1683
            out.append(space);
jaroslav@316
  1684
            space = outputArg(out, p.args, index);
jaroslav@1421
  1685
            if (p.html4j && space.length() > 0) {
jaroslav@1421
  1686
                toValue.append("\n  ").append(p.args[index]).append(" = vm.org_apidesign_bck2brwsr_emul_lang_System(false).toJS(").
jaroslav@1421
  1687
                    append(p.args[index]).append(");");
jaroslav@1421
  1688
            }
jaroslav@152
  1689
            index++;
jaroslav@152
  1690
        }
jaroslav@152
  1691
        out.append(") {").append("\n");
jaroslav@1421
  1692
        out.append(toValue.toString());
jaroslav@1242
  1693
        if (p.javacall) {
jaroslav@1242
  1694
            int lastSlash = jc.getClassName().lastIndexOf('/');
jaroslav@1242
  1695
            final String pkg = jc.getClassName().substring(0, lastSlash);
jaroslav@1242
  1696
            out.append(mangleCallbacks(pkg, p.body));
jaroslav@1242
  1697
            requireReference(pkg + "/$JsCallbacks$");
jaroslav@1242
  1698
        } else {
jaroslav@1242
  1699
            out.append(p.body);
jaroslav@1242
  1700
        }
jaroslav@152
  1701
        out.append("\n}\n");
jaroslav@266
  1702
        return mn;
jaroslav@151
  1703
    }
jaroslav@1242
  1704
    
jaroslav@1242
  1705
    private static CharSequence mangleCallbacks(String pkgName, String body) {
jaroslav@1242
  1706
        StringBuilder sb = new StringBuilder();
jaroslav@1242
  1707
        int pos = 0;
jaroslav@1242
  1708
        for (;;) {
jaroslav@1242
  1709
            int next = body.indexOf(".@", pos);
jaroslav@1242
  1710
            if (next == -1) {
jaroslav@1242
  1711
                sb.append(body.substring(pos));
jaroslav@1243
  1712
                body = sb.toString();
jaroslav@1243
  1713
                break;
jaroslav@1242
  1714
            }
jaroslav@1242
  1715
            int ident = next;
jaroslav@1242
  1716
            while (ident > 0) {
jaroslav@1242
  1717
                if (!Character.isJavaIdentifierPart(body.charAt(--ident))) {
jaroslav@1242
  1718
                    ident++;
jaroslav@1242
  1719
                    break;
jaroslav@1242
  1720
                }
jaroslav@1242
  1721
            }
jaroslav@1242
  1722
            String refId = body.substring(ident, next);
jaroslav@1242
  1723
jaroslav@1242
  1724
            sb.append(body.substring(pos, ident));
jaroslav@1242
  1725
jaroslav@1242
  1726
            int sigBeg = body.indexOf('(', next);
jaroslav@1242
  1727
            int sigEnd = body.indexOf(')', sigBeg);
jaroslav@1242
  1728
            int colon4 = body.indexOf("::", next);
jaroslav@1242
  1729
            if (sigBeg == -1 || sigEnd == -1 || colon4 == -1) {
jaroslav@1242
  1730
                throw new IllegalStateException("Malformed body " + body);
jaroslav@1242
  1731
            }
jaroslav@1242
  1732
            String fqn = body.substring(next + 2, colon4);
jaroslav@1242
  1733
            String method = body.substring(colon4 + 2, sigBeg);
jaroslav@1242
  1734
            String params = body.substring(sigBeg, sigEnd + 1);
jaroslav@1242
  1735
jaroslav@1242
  1736
            int paramBeg = body.indexOf('(', sigEnd + 1);
jaroslav@1242
  1737
            
jaroslav@1242
  1738
            sb.append("vm.").append(pkgName.replace('/', '_')).append("_$JsCallbacks$(false)._VM().");
jaroslav@1409
  1739
            sb.append(mangleJsCallbacks(fqn, method, params, false));
jaroslav@1242
  1740
            sb.append("(").append(refId);
jaroslav@1242
  1741
            if (body.charAt(paramBeg + 1) != ')') {
jaroslav@1242
  1742
                sb.append(",");
jaroslav@1242
  1743
            }
jaroslav@1242
  1744
            pos = paramBeg + 1;
jaroslav@1242
  1745
        }
jaroslav@1243
  1746
        sb = null;
jaroslav@1243
  1747
        pos = 0;
jaroslav@1243
  1748
        for (;;) {
jaroslav@1243
  1749
            int next = body.indexOf("@", pos);
jaroslav@1243
  1750
            if (next == -1) {
jaroslav@1243
  1751
                if (sb == null) {
jaroslav@1243
  1752
                    return body;
jaroslav@1243
  1753
                }
jaroslav@1243
  1754
                sb.append(body.substring(pos));
jaroslav@1243
  1755
                return sb;
jaroslav@1243
  1756
            }
jaroslav@1243
  1757
            if (sb == null) {
jaroslav@1243
  1758
                sb = new StringBuilder();
jaroslav@1243
  1759
            }
jaroslav@1243
  1760
jaroslav@1243
  1761
            sb.append(body.substring(pos, next));
jaroslav@1243
  1762
jaroslav@1243
  1763
            int sigBeg = body.indexOf('(', next);
jaroslav@1243
  1764
            int sigEnd = body.indexOf(')', sigBeg);
jaroslav@1243
  1765
            int colon4 = body.indexOf("::", next);
jaroslav@1243
  1766
            if (sigBeg == -1 || sigEnd == -1 || colon4 == -1) {
jaroslav@1243
  1767
                throw new IllegalStateException("Malformed body " + body);
jaroslav@1243
  1768
            }
jaroslav@1243
  1769
            String fqn = body.substring(next + 1, colon4);
jaroslav@1243
  1770
            String method = body.substring(colon4 + 2, sigBeg);
jaroslav@1243
  1771
            String params = body.substring(sigBeg, sigEnd + 1);
jaroslav@1243
  1772
jaroslav@1243
  1773
            int paramBeg = body.indexOf('(', sigEnd + 1);
jaroslav@1243
  1774
            
jaroslav@1243
  1775
            sb.append("vm.").append(pkgName.replace('/', '_')).append("_$JsCallbacks$(false)._VM().");
jaroslav@1409
  1776
            sb.append(mangleJsCallbacks(fqn, method, params, true));
jaroslav@1243
  1777
            sb.append("(");
jaroslav@1243
  1778
            pos = paramBeg + 1;
jaroslav@1243
  1779
        }
jaroslav@1242
  1780
    }
jaroslav@1409
  1781
jaroslav@1409
  1782
    static String mangleJsCallbacks(String fqn, String method, String params, boolean isStatic) {
jaroslav@1242
  1783
        if (params.startsWith("(")) {
jaroslav@1242
  1784
            params = params.substring(1);
jaroslav@1242
  1785
        }
jaroslav@1242
  1786
        if (params.endsWith(")")) {
jaroslav@1242
  1787
            params = params.substring(0, params.length() - 1);
jaroslav@1242
  1788
        }
jaroslav@1243
  1789
        StringBuilder sb = new StringBuilder();
jaroslav@1409
  1790
        final String fqnu = fqn.replace('.', '_');
jaroslav@1409
  1791
        final String rfqn = mangleClassName(fqnu);
jaroslav@1409
  1792
        final String rm = mangleMethodName(method);
jaroslav@1427
  1793
        final String srp;
jaroslav@1427
  1794
        {
jaroslav@1427
  1795
            StringBuilder pb = new StringBuilder();
jaroslav@1427
  1796
            int len = params.length();
jaroslav@1427
  1797
            int indx = 0;
jaroslav@1427
  1798
            while (indx < len) {
jaroslav@1427
  1799
                char ch = params.charAt(indx);
jaroslav@1427
  1800
                if (ch == '[' || ch == 'L') {
jaroslav@1427
  1801
                    pb.append("Ljava/lang/Object;");
jaroslav@1427
  1802
                    indx = params.indexOf(';', indx) + 1;
jaroslav@1427
  1803
                } else {
jaroslav@1427
  1804
                    pb.append(ch);
jaroslav@1427
  1805
                    indx++;
jaroslav@1427
  1806
                }
jaroslav@1427
  1807
            }
jaroslav@1427
  1808
            srp = mangleSig(pb.toString());
jaroslav@1427
  1809
        }
jaroslav@1409
  1810
        final String rp = mangleSig(params);
jaroslav@1409
  1811
        final String mrp = mangleMethodName(rp);
jaroslav@1248
  1812
        sb.append(rfqn).append("$").append(rm).
jaroslav@1409
  1813
            append('$').append(mrp).append("__Ljava_lang_Object_2");
jaroslav@1243
  1814
        if (!isStatic) {
jaroslav@1409
  1815
            sb.append('L').append(fqnu).append("_2");
jaroslav@1243
  1816
        }
jaroslav@1427
  1817
        sb.append(srp);
jaroslav@1243
  1818
        return sb.toString();
jaroslav@1242
  1819
    }
jaroslav@1242
  1820
jaroslav@151
  1821
    private static String className(ClassData jc) {
jaroslav@151
  1822
        //return jc.getName().getInternalName().replace('/', '_');
jaroslav@1409
  1823
        return mangleClassName(jc.getClassName());
jaroslav@94
  1824
    }
jaroslav@152
  1825
    
jaroslav@152
  1826
    private static String[] findAnnotation(
jaroslav@152
  1827
        byte[] arr, ClassData cd, final String className, 
jaroslav@152
  1828
        final String... attrNames
jaroslav@152
  1829
    ) throws IOException {
jaroslav@152
  1830
        if (arr == null) {
jaroslav@152
  1831
            return null;
jaroslav@152
  1832
        }
jaroslav@152
  1833
        final String[] values = new String[attrNames.length];
jaroslav@152
  1834
        final boolean[] found = { false };
jaroslav@152
  1835
        final String jvmType = "L" + className.replace('.', '/') + ";";
jaroslav@652
  1836
        AnnotationParser ap = new AnnotationParser(false, true) {
jaroslav@152
  1837
            @Override
jaroslav@236
  1838
            protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152
  1839
                if (type.equals(jvmType)) {
jaroslav@152
  1840
                    found[0] = true;
jaroslav@152
  1841
                    for (int i = 0; i < attrNames.length; i++) {
jaroslav@152
  1842
                        if (attrNames[i].equals(attr)) {
jaroslav@152
  1843
                            values[i] = value;
jaroslav@152
  1844
                        }
jaroslav@152
  1845
                    }
jaroslav@152
  1846
                }
jaroslav@152
  1847
            }
jaroslav@152
  1848
            
jaroslav@152
  1849
        };
jaroslav@152
  1850
        ap.parse(arr, cd);
jaroslav@152
  1851
        return found[0] ? values : null;
jaroslav@152
  1852
    }
jaroslav@173
  1853
jaroslav@173
  1854
    private CharSequence initField(FieldData v) {
jaroslav@173
  1855
        final String is = v.getInternalSig();
jaroslav@173
  1856
        if (is.length() == 1) {
jaroslav@173
  1857
            switch (is.charAt(0)) {
jaroslav@173
  1858
                case 'S':
jaroslav@173
  1859
                case 'J':
jaroslav@173
  1860
                case 'B':
jaroslav@173
  1861
                case 'Z':
jaroslav@173
  1862
                case 'C':
jaroslav@173
  1863
                case 'I': return " = 0;";
jaroslav@173
  1864
                case 'F': 
jaroslav@180
  1865
                case 'D': return " = 0.0;";
jaroslav@173
  1866
                default:
jaroslav@173
  1867
                    throw new IllegalStateException(is);
jaroslav@173
  1868
            }
jaroslav@173
  1869
        }
jaroslav@173
  1870
        return " = null;";
jaroslav@173
  1871
    }
jaroslav@235
  1872
jaroslav@655
  1873
    private void generateAnno(ClassData cd, final Appendable out, byte[] data) throws IOException {
jaroslav@652
  1874
        AnnotationParser ap = new AnnotationParser(true, false) {
jaroslav@652
  1875
            int[] cnt = new int[32];
jaroslav@652
  1876
            int depth;
jaroslav@235
  1877
            
jaroslav@235
  1878
            @Override
jaroslav@659
  1879
            protected void visitAnnotationStart(String attrType, boolean top) throws IOException {
jaroslav@659
  1880
                final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@659
  1881
                requireReference(slashType);
jaroslav@659
  1882
                
jaroslav@652
  1883
                if (cnt[depth]++ > 0) {
jaroslav@237
  1884
                    out.append(",");
jaroslav@237
  1885
                }
jaroslav@659
  1886
                if (top) {
jaroslav@659
  1887
                    out.append('"').append(attrType).append("\" : ");
jaroslav@659
  1888
                }
jaroslav@659
  1889
                out.append("{\n");
jaroslav@652
  1890
                cnt[++depth] = 0;
jaroslav@235
  1891
            }
jaroslav@235
  1892
jaroslav@235
  1893
            @Override
jaroslav@659
  1894
            protected void visitAnnotationEnd(String type, boolean top) throws IOException {
jaroslav@235
  1895
                out.append("\n}\n");
jaroslav@652
  1896
                depth--;
jaroslav@652
  1897
            }
jaroslav@652
  1898
jaroslav@652
  1899
            @Override
jaroslav@652
  1900
            protected void visitValueStart(String attrName, char type) throws IOException {
jaroslav@652
  1901
                if (cnt[depth]++ > 0) {
jaroslav@652
  1902
                    out.append(",\n");
jaroslav@652
  1903
                }
jaroslav@652
  1904
                cnt[++depth] = 0;
jaroslav@652
  1905
                if (attrName != null) {
jaroslav@652
  1906
                    out.append(attrName).append(" : ");
jaroslav@652
  1907
                }
jaroslav@652
  1908
                if (type == '[') {
jaroslav@652
  1909
                    out.append("[");
jaroslav@652
  1910
                }
jaroslav@652
  1911
            }
jaroslav@652
  1912
jaroslav@652
  1913
            @Override
jaroslav@652
  1914
            protected void visitValueEnd(String attrName, char type) throws IOException {
jaroslav@652
  1915
                if (type == '[') {
jaroslav@652
  1916
                    out.append("]");
jaroslav@652
  1917
                }
jaroslav@652
  1918
                depth--;
jaroslav@235
  1919
            }
jaroslav@235
  1920
            
jaroslav@235
  1921
            @Override
jaroslav@236
  1922
            protected void visitAttr(String type, String attr, String attrType, String value) 
jaroslav@235
  1923
            throws IOException {
jaroslav@652
  1924
                if (attr == null && value == null) {
jaroslav@266
  1925
                    return;
jaroslav@266
  1926
                }
jaroslav@652
  1927
                out.append(value);
jaroslav@592
  1928
            }
jaroslav@655
  1929
jaroslav@655
  1930
            @Override
jaroslav@655
  1931
            protected void visitEnumAttr(String type, String attr, String attrType, String value) 
jaroslav@655
  1932
            throws IOException {
jaroslav@655
  1933
                final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@655
  1934
                requireReference(slashType);
jaroslav@655
  1935
                
jaroslav@1409
  1936
                out.append(accessClass(mangleClassName(slashType)))
jaroslav@1360
  1937
                   .append("(false).constructor.fld_").append(value);
jaroslav@235
  1938
            }
jaroslav@235
  1939
        };
jaroslav@235
  1940
        ap.parse(data, cd);
jaroslav@235
  1941
    }
jaroslav@316
  1942
jaroslav@316
  1943
    private static String outputArg(Appendable out, String[] args, int indx) throws IOException {
jaroslav@316
  1944
        final String name = args[indx];
jaroslav@316
  1945
        if (name == null) {
jaroslav@316
  1946
            return "";
jaroslav@316
  1947
        }
jaroslav@316
  1948
        if (name.contains(",")) {
jaroslav@316
  1949
            throw new IOException("Wrong parameter with ',': " + name);
jaroslav@316
  1950
        }
jaroslav@316
  1951
        out.append(name);
jaroslav@316
  1952
        return ",";
jaroslav@316
  1953
    }
lubomir@317
  1954
jaroslav@1466
  1955
    final void emitNoFlush(
jaroslav@1466
  1956
        StackMapper sm, 
jaroslav@1466
  1957
        final Appendable out, 
jaroslav@1466
  1958
        final String format, final CharSequence... params
jaroslav@1466
  1959
    ) throws IOException {
jaroslav@1466
  1960
        emitImpl(out, format, params);
jaroslav@1466
  1961
    }
jaroslav@1455
  1962
    final void emit(
jaroslav@1455
  1963
        StackMapper sm, 
jaroslav@1455
  1964
        final Appendable out, 
jaroslav@1455
  1965
        final String format, final CharSequence... params
jaroslav@1455
  1966
    ) throws IOException {
jaroslav@1455
  1967
        sm.flush(out);
jaroslav@1455
  1968
        emitImpl(out, format, params);
jaroslav@1455
  1969
    }
jaroslav@1455
  1970
    static void emitImpl(final Appendable out,
lubomir@283
  1971
                             final String format,
lubomir@283
  1972
                             final CharSequence... params) throws IOException {
lubomir@283
  1973
        final int length = format.length();
lubomir@283
  1974
lubomir@283
  1975
        int processed = 0;
lubomir@283
  1976
        int paramOffset = format.indexOf('@');
lubomir@283
  1977
        while ((paramOffset != -1) && (paramOffset < (length - 1))) {
lubomir@283
  1978
            final char paramChar = format.charAt(paramOffset + 1);
lubomir@283
  1979
            if ((paramChar >= '1') && (paramChar <= '9')) {
lubomir@283
  1980
                final int paramIndex = paramChar - '0' - 1;
lubomir@283
  1981
lubomir@283
  1982
                out.append(format, processed, paramOffset);
lubomir@283
  1983
                out.append(params[paramIndex]);
lubomir@283
  1984
lubomir@283
  1985
                ++paramOffset;
lubomir@283
  1986
                processed = paramOffset + 1;
lubomir@283
  1987
            }
lubomir@283
  1988
lubomir@283
  1989
            paramOffset = format.indexOf('@', paramOffset + 1);
lubomir@283
  1990
        }
lubomir@283
  1991
lubomir@283
  1992
        out.append(format, processed, length);
lubomir@283
  1993
    }
jaroslav@398
  1994
jaroslav@843
  1995
    private void generateCatch(TrapData[] traps, int current, int topMostLabel) throws IOException {
jaroslav@400
  1996
        out.append("} catch (e) {\n");
jaroslav@401
  1997
        int finallyPC = -1;
jaroslav@398
  1998
        for (TrapData e : traps) {
jaroslav@398
  1999
            if (e == null) {
jaroslav@398
  2000
                break;
jaroslav@398
  2001
            }
jaroslav@398
  2002
            if (e.catch_cpx != 0) { //not finally
jaroslav@398
  2003
                final String classInternalName = jc.getClassName(e.catch_cpx);
jaroslav@398
  2004
                addReference(classInternalName);
jaroslav@1022
  2005
                out.append("e = vm.java_lang_Throwable(false).bck2BrwsrCnvrt(e);");
jaroslav@1022
  2006
                out.append("if (e.$instOf_" + classInternalName.replace('/', '_') + ") {");
jaroslav@1022
  2007
                out.append("var stA0 = e;");
jaroslav@1022
  2008
                goTo(out, current, e.handler_pc, topMostLabel);
jaroslav@1022
  2009
                out.append("}\n");
jaroslav@398
  2010
            } else {
jaroslav@401
  2011
                finallyPC = e.handler_pc;
jaroslav@398
  2012
            }
jaroslav@398
  2013
        }
jaroslav@401
  2014
        if (finallyPC == -1) {
jaroslav@401
  2015
            out.append("throw e;");
jaroslav@401
  2016
        } else {
jaroslav@839
  2017
            out.append("var stA0 = e;");
jaroslav@843
  2018
            goTo(out, current, finallyPC, topMostLabel);
jaroslav@401
  2019
        }
jaroslav@400
  2020
        out.append("\n}");
jaroslav@398
  2021
    }
jaroslav@839
  2022
jaroslav@843
  2023
    private static void goTo(Appendable out, int current, int to, int canBack) throws IOException {
jaroslav@839
  2024
        if (to < current) {
jaroslav@843
  2025
            if (canBack < to) {
jaroslav@843
  2026
                out.append("{ gt = 0; continue X_" + to + "; }");
jaroslav@843
  2027
            } else {
jaroslav@843
  2028
                out.append("{ gt = " + to + "; continue X_0; }");
jaroslav@843
  2029
            }
jaroslav@839
  2030
        } else {
jaroslav@839
  2031
            out.append("{ gt = " + to + "; break IF; }");
jaroslav@839
  2032
        }
jaroslav@839
  2033
    }
jaroslav@839
  2034
jaroslav@843
  2035
    private static void emitIf(
jaroslav@1455
  2036
        StackMapper sm, 
jaroslav@1455
  2037
        Appendable out, String pattern, 
jaroslav@1457
  2038
        CharSequence param, 
jaroslav@843
  2039
        int current, int to, int canBack
jaroslav@843
  2040
    ) throws IOException {
jaroslav@1455
  2041
        sm.flush(out);
jaroslav@1455
  2042
        emitImpl(out, pattern, param);
jaroslav@843
  2043
        goTo(out, current, to, canBack);
jaroslav@839
  2044
    }
jaroslav@842
  2045
jaroslav@842
  2046
    private void generateNewArray(int atype, final StackMapper smapper) throws IOException, IllegalStateException {
jaroslav@842
  2047
        String jvmType;
jaroslav@842
  2048
        switch (atype) {
jaroslav@842
  2049
            case 4: jvmType = "[Z"; break;
jaroslav@842
  2050
            case 5: jvmType = "[C"; break;
jaroslav@842
  2051
            case 6: jvmType = "[F"; break;
jaroslav@842
  2052
            case 7: jvmType = "[D"; break;
jaroslav@842
  2053
            case 8: jvmType = "[B"; break;
jaroslav@842
  2054
            case 9: jvmType = "[S"; break;
jaroslav@842
  2055
            case 10: jvmType = "[I"; break;
jaroslav@842
  2056
            case 11: jvmType = "[J"; break;
jaroslav@842
  2057
            default: throw new IllegalStateException("Array type: " + atype);
jaroslav@842
  2058
        }
jaroslav@1479
  2059
        emit(smapper, out, "var @2 = Array.alloc(true, '@3', @1);",
jaroslav@842
  2060
             smapper.popI(), smapper.pushA(), jvmType);
jaroslav@842
  2061
    }
jaroslav@842
  2062
jaroslav@842
  2063
    private void generateANewArray(int type, final StackMapper smapper) throws IOException {
jaroslav@842
  2064
        String typeName = jc.getClassName(type);
jaroslav@842
  2065
        if (typeName.startsWith("[")) {
jaroslav@842
  2066
            typeName = "[" + typeName;
jaroslav@842
  2067
        } else {
jaroslav@842
  2068
            typeName = "[L" + typeName + ";";
jaroslav@842
  2069
        }
jaroslav@1479
  2070
        emit(smapper, out, "var @2 = Array.alloc(false, '@3', @1);",
jaroslav@842
  2071
             smapper.popI(), smapper.pushA(), typeName);
jaroslav@842
  2072
    }
jaroslav@842
  2073
jaroslav@842
  2074
    private int generateMultiANewArray(int type, final byte[] byteCodes, int i, final StackMapper smapper) throws IOException {
jaroslav@842
  2075
        String typeName = jc.getClassName(type);
jaroslav@842
  2076
        int dim = readUByte(byteCodes, ++i);
jaroslav@842
  2077
        StringBuilder dims = new StringBuilder();
jaroslav@842
  2078
        dims.append('[');
jaroslav@842
  2079
        for (int d = 0; d < dim; d++) {
jaroslav@842
  2080
            if (d != 0) {
jaroslav@842
  2081
                dims.insert(1, ",");
jaroslav@842
  2082
            }
jaroslav@842
  2083
            dims.insert(1, smapper.popI());
jaroslav@842
  2084
        }
jaroslav@842
  2085
        dims.append(']');
jaroslav@1479
  2086
        emit(smapper, out, "var @2 = Array.malloc('@3', @1, 0);",
jaroslav@842
  2087
             dims.toString(), smapper.pushA(), typeName);
jaroslav@842
  2088
        return i;
jaroslav@842
  2089
    }
jaroslav@842
  2090
jaroslav@843
  2091
    private int generateTableSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842
  2092
        int table = i / 4 * 4 + 4;
jaroslav@842
  2093
        int dflt = i + readInt4(byteCodes, table);
jaroslav@842
  2094
        table += 4;
jaroslav@842
  2095
        int low = readInt4(byteCodes, table);
jaroslav@842
  2096
        table += 4;
jaroslav@842
  2097
        int high = readInt4(byteCodes, table);
jaroslav@842
  2098
        table += 4;
jaroslav@1477
  2099
        final CharSequence swVar = smapper.popValue();
jaroslav@1477
  2100
        smapper.flush(out);
jaroslav@1477
  2101
        out.append("switch (").append(swVar).append(") {\n");
jaroslav@842
  2102
        while (low <= high) {
jaroslav@842
  2103
            int offset = i + readInt4(byteCodes, table);
jaroslav@842
  2104
            table += 4;
jaroslav@843
  2105
            out.append("  case " + low).append(":"); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842
  2106
            low++;
jaroslav@842
  2107
        }
jaroslav@842
  2108
        out.append("  default: ");
jaroslav@843
  2109
        goTo(out, i, dflt, topMostLabel);
jaroslav@842
  2110
        out.append("\n}");
jaroslav@842
  2111
        i = table - 1;
jaroslav@842
  2112
        return i;
jaroslav@842
  2113
    }
jaroslav@842
  2114
jaroslav@843
  2115
    private int generateLookupSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842
  2116
        int table = i / 4 * 4 + 4;
jaroslav@842
  2117
        int dflt = i + readInt4(byteCodes, table);
jaroslav@842
  2118
        table += 4;
jaroslav@842
  2119
        int n = readInt4(byteCodes, table);
jaroslav@842
  2120
        table += 4;
jaroslav@1477
  2121
        final CharSequence swVar = smapper.popValue();
jaroslav@1477
  2122
        smapper.flush(out);
jaroslav@1477
  2123
        out.append("switch (").append(swVar).append(") {\n");
jaroslav@842
  2124
        while (n-- > 0) {
jaroslav@842
  2125
            int cnstnt = readInt4(byteCodes, table);
jaroslav@842
  2126
            table += 4;
jaroslav@842
  2127
            int offset = i + readInt4(byteCodes, table);
jaroslav@842
  2128
            table += 4;
jaroslav@843
  2129
            out.append("  case " + cnstnt).append(": "); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842
  2130
        }
jaroslav@842
  2131
        out.append("  default: ");
jaroslav@843
  2132
        goTo(out, i, dflt, topMostLabel);
jaroslav@842
  2133
        out.append("\n}");
jaroslav@842
  2134
        i = table - 1;
jaroslav@842
  2135
        return i;
jaroslav@842
  2136
    }
jaroslav@842
  2137
jaroslav@842
  2138
    private void generateInstanceOf(int indx, final StackMapper smapper) throws IOException {
jaroslav@842
  2139
        final String type = jc.getClassName(indx);
jaroslav@842
  2140
        if (!type.startsWith("[")) {
jaroslav@1455
  2141
            emit(smapper, out, "var @2 = @1 != null && @1.$instOf_@3 ? 1 : 0;",
jaroslav@842
  2142
                 smapper.popA(), smapper.pushI(),
jaroslav@842
  2143
                 type.replace('/', '_'));
jaroslav@842
  2144
        } else {
jaroslav@1455
  2145
            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
  2146
                smapper.popA(), smapper.pushI(),
jaroslav@842
  2147
                type
jaroslav@842
  2148
            );
jaroslav@842
  2149
        }
jaroslav@842
  2150
    }
jaroslav@842
  2151
jaroslav@842
  2152
    private void generateCheckcast(int indx, final StackMapper smapper) throws IOException {
jaroslav@842
  2153
        final String type = jc.getClassName(indx);
jaroslav@842
  2154
        if (!type.startsWith("[")) {
jaroslav@1466
  2155
            emitNoFlush(smapper, out,
jaroslav@962
  2156
                 "if (@1 !== null && !@1.$instOf_@2) throw vm.java_lang_ClassCastException(true);",
jaroslav@1466
  2157
                 smapper.getT(0, VarType.REFERENCE, false), type.replace('/', '_'));
jaroslav@842
  2158
        } else {
jaroslav@1466
  2159
            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
  2160
                 smapper.getT(0, VarType.REFERENCE, false), type
jaroslav@842
  2161
            );
jaroslav@842
  2162
        }
jaroslav@842
  2163
    }
jaroslav@842
  2164
jaroslav@842
  2165
    private void generateByteCodeComment(int prev, int i, final byte[] byteCodes) throws IOException {
jaroslav@842
  2166
        for (int j = prev; j <= i; j++) {
jaroslav@842
  2167
            out.append(" ");
jaroslav@842
  2168
            final int cc = readUByte(byteCodes, j);
jaroslav@842
  2169
            out.append(Integer.toString(cc));
jaroslav@842
  2170
        }
jaroslav@842
  2171
    }
jaroslav@0
  2172
}