hg/bck2brwsr: rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java@151f4ccd7673 (annotated)

jaroslav@106	1	/**
jaroslav@106	2	* Back 2 Browser Bytecode Translator
jaroslav@106	3	* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@106	4	*
jaroslav@106	5	* This program is free software: you can redistribute it and/or modify
jaroslav@106	6	* it under the terms of the GNU General Public License as published by
jaroslav@106	7	* the Free Software Foundation, version 2 of the License.
jaroslav@106	8	*
jaroslav@106	9	* This program is distributed in the hope that it will be useful,
jaroslav@106	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@106	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
jaroslav@106	12	* GNU General Public License for more details.
jaroslav@106	13	*
jaroslav@106	14	* You should have received a copy of the GNU General Public License
jaroslav@106	15	* along with this program. Look for COPYING file in the top folder.
jaroslav@106	16	* If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@106	17	*/
jaroslav@22	18	package org.apidesign.vm4brwsr;
jaroslav@0	19
jaroslav@0	20	import java.io.IOException;
jaroslav@0	21	import java.io.InputStream;
jaroslav@810	22	import static org.apidesign.vm4brwsr.ByteCodeParser.*;
jaroslav@0	23
jaroslav@0	24	/** Translator of the code inside class files to JavaScript.
jaroslav@0	25	*
jaroslav@0	26	* @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@0	27	*/
jaroslav@298	28	abstract class ByteCodeToJavaScript {
jtulach@162	29	private ClassData jc;
jaroslav@272	30	final Appendable out;
lubomir@869	31	final ObfuscationDelegate obfuscationDelegate;
jaroslav@0	32
jtulach@162	33	protected ByteCodeToJavaScript(Appendable out) {
lubomir@869	34	this(out, ObfuscationDelegate.NULL);
lubomir@869	35	}
lubomir@869	36
lubomir@869	37	protected ByteCodeToJavaScript(
lubomir@869	38	Appendable out, ObfuscationDelegate obfuscationDelegate) {
jaroslav@0	39	this.out = out;
lubomir@869	40	this.obfuscationDelegate = obfuscationDelegate;
jaroslav@0	41	}
jtulach@162	42
jtulach@162	43	/* Collects additional required resources.
jtulach@162	44	*
jtulach@162	45	* @param internalClassName classes that were referenced and should be loaded in order the
jtulach@162	46	* generated JavaScript code works properly. The names are in internal
jtulach@162	47	* JVM form so String is <code>java/lang/String</code>.
jtulach@162	48	*/
jtulach@162	49	protected abstract boolean requireReference(String internalClassName);
jtulach@162	50
jtulach@162	51	/*
jtulach@162	52	* @param resourcePath name of resources to read
jtulach@162	53	*/
jaroslav@503	54	protected abstract void requireScript(String resourcePath) throws IOException;
jaroslav@213	55
jaroslav@213	56	/** Allows subclasses to redefine what field a function representing a
jaroslav@213	57	* class gets assigned. By default it returns the suggested name followed
jaroslav@213	58	* by <code>" = "</code>;
jaroslav@213	59	*
jaroslav@213	60	* @param className suggested name of the class
jaroslav@213	61	*/
jaroslav@274	62	/* protected */ String assignClass(String className) {
jaroslav@213	63	return className + " = ";
jaroslav@213	64	}
jaroslav@274	65	/* protected */ String accessClass(String classOperation) {
jaroslav@274	66	return classOperation;
jaroslav@274	67	}
lubomir@869	68
lubomir@869	69	abstract String getVMObject();
lubomir@869	70
jaroslav@399	71	/** Prints out a debug message.
jaroslav@399	72	*
jaroslav@399	73	* @param msg the message
jaroslav@399	74	* @return true if the message has been printed
jaroslav@399	75	* @throws IOException
jaroslav@399	76	*/
jaroslav@399	77	boolean debug(String msg) throws IOException {
jaroslav@399	78	out.append(msg);
jaroslav@399	79	return true;
jaroslav@399	80	}
jaroslav@18	81
jaroslav@18	82	/**
jaroslav@18	83	* Converts a given class file to a JavaScript version.
jaroslav@18	84	*
jaroslav@0	85	* @param classFile input stream with code of the .class file
jaroslav@97	86	* @return the initialization code for this class, if any. Otherwise <code>null</code>
jaroslav@91	87	*
jaroslav@0	88	* @throws IOException if something goes wrong during read or write or translating
jaroslav@0	89	*/
jaroslav@18	90
jtulach@162	91	public String compile(InputStream classFile) throws IOException {
jtulach@162	92	this.jc = new ClassData(classFile);
jaroslav@324	93	if (jc.getMajor_version() < 50) {
jaroslav@324	94	throw new IOException("Can't compile " + jc.getClassName() + ". Class file version " + jc.getMajor_version() + "."
jaroslav@324	95	+ jc.getMinor_version() + " - recompile with -target 1.6 (at least)."
jaroslav@324	96	);
jaroslav@324	97	}
jaroslav@152	98	byte[] arrData = jc.findAnnotationData(true);
jaroslav@170	99	String[] arr = findAnnotation(arrData, jc,
jaroslav@170	100	"org.apidesign.bck2brwsr.core.ExtraJavaScript",
jaroslav@170	101	"resource", "processByteCode"
jaroslav@170	102	);
jaroslav@152	103	if (arr != null) {
lubomir@848	104	if (!arr[0].isEmpty()) {
lubomir@848	105	requireScript(arr[0]);
lubomir@848	106	}
jaroslav@152	107	if ("0".equals(arr[1])) {
jaroslav@97	108	return null;
jaroslav@91	109	}
jaroslav@91	110	}
jaroslav@239	111	String[] proto = findAnnotation(arrData, jc,
jaroslav@239	112	"org.apidesign.bck2brwsr.core.JavaScriptPrototype",
jaroslav@239	113	"container", "prototype"
jaroslav@239	114	);
jtulach@162	115	StringArray toInitilize = new StringArray();
jaroslav@151	116	final String className = className(jc);
jaroslav@213	117	out.append("\n\n").append(assignClass(className));
jaroslav@213	118	out.append("function CLS() {");
jaroslav@711	119	out.append("\n if (!CLS.$class) {");
jaroslav@239	120	if (proto == null) {
jaroslav@239	121	String sc = jc.getSuperClassName(); // with _
jaroslav@230	122	out.append("\n var pp = ").
jaroslav@274	123	append(accessClass(sc.replace('/', '_'))).append("(true);");
jaroslav@230	124	out.append("\n var p = CLS.prototype = pp;");
jaroslav@239	125	out.append("\n var c = p;");
jaroslav@230	126	out.append("\n var sprcls = pp.constructor.$class;");
jtulach@130	127	} else {
jaroslav@240	128	out.append("\n var p = CLS.prototype = ").append(proto[1]).append(";");
jaroslav@316	129	if (proto[0] == null) {
jaroslav@316	130	proto[0] = "p";
jaroslav@316	131	}
jaroslav@239	132	out.append("\n var c = ").append(proto[0]).append(";");
jaroslav@230	133	out.append("\n var sprcls = null;");
jaroslav@13	134	}
jaroslav@592	135	for (FieldData v : jc.getFields()) {
jaroslav@592	136	if (v.isStatic()) {
jaroslav@592	137	out.append("\n CLS.").append(v.getName()).append(initField(v));
jaroslav@775	138	out.append("\n c._").append(v.getName()).append(" = function (v) {")
jaroslav@775	139	.append(" if (arguments.length == 1) CLS.").append(v.getName())
jaroslav@775	140	.append(" = v; return CLS.").
jaroslav@775	141	append(v.getName()).append("; };");
jaroslav@592	142	} else {
jaroslav@592	143	out.append("\n c._").append(v.getName()).append(" = function (v) {")
jaroslav@592	144	.append(" if (arguments.length == 1) this.fld_").
jaroslav@592	145	append(className).append('_').append(v.getName())
jaroslav@592	146	.append(" = v; return this.fld_").
jaroslav@592	147	append(className).append('_').append(v.getName())
jaroslav@592	148	.append("; };");
jaroslav@592	149	}
lubomir@869	150
lubomir@869	151	obfuscationDelegate.exportField(out, "c", "_" + v.getName(), v);
jaroslav@592	152	}
jaroslav@151	153	for (MethodData m : jc.getMethods()) {
jaroslav@240	154	byte[] onlyArr = m.findAnnotationData(true);
jaroslav@240	155	String[] only = findAnnotation(onlyArr, jc,
jaroslav@240	156	"org.apidesign.bck2brwsr.core.JavaScriptOnly",
jaroslav@240	157	"name", "value"
jaroslav@240	158	);
jaroslav@240	159	if (only != null) {
jaroslav@240	160	if (only[0] != null && only[1] != null) {
jaroslav@240	161	out.append("\n p.").append(only[0]).append(" = ")
jaroslav@240	162	.append(only[1]).append(";");
jaroslav@240	163	}
jaroslav@240	164	continue;
jaroslav@240	165	}
lubomir@869	166	String destObject;
jaroslav@266	167	String mn;
lubomir@869	168	out.append("\n ");
jaroslav@203	169	if (m.isStatic()) {
lubomir@869	170	destObject = "c";
lubomir@869	171	mn = generateStaticMethod(destObject, m, toInitilize);
jaroslav@203	172	} else {
jaroslav@397	173	if (m.isConstructor()) {
lubomir@869	174	destObject = "CLS";
lubomir@869	175	mn = generateInstanceMethod(destObject, m);
jaroslav@397	176	} else {
lubomir@869	177	destObject = "c";
lubomir@869	178	mn = generateInstanceMethod(destObject, m);
jaroslav@397	179	}
jaroslav@266	180	}
lubomir@869	181	obfuscationDelegate.exportMethod(out, destObject, mn, m);
jaroslav@266	182	byte[] runAnno = m.findAnnotationData(false);
jaroslav@266	183	if (runAnno != null) {
lubomir@869	184	out.append("\n ").append(destObject).append(".").append(mn).append(".anno = {");
jaroslav@266	185	generateAnno(jc, out, runAnno);
jaroslav@266	186	out.append("\n };");
jaroslav@38	187	}
lubomir@869	188	out.append("\n ").append(destObject).append(".").append(mn).append(".access = " + m.getAccess()).append(";");
lubomir@869	189	out.append("\n ").append(destObject).append(".").append(mn).append(".cls = CLS;");
jaroslav@38	190	}
jaroslav@239	191	out.append("\n c.constructor = CLS;");
lubomir@869	192	String instOfName = "$instOf_" + className;
lubomir@869	193	out.append("\n c.").append(instOfName).append(" = true;");
lubomir@869	194	obfuscationDelegate.exportJSProperty(out, "c", instOfName);
jaroslav@151	195	for (String superInterface : jc.getSuperInterfaces()) {
lubomir@869	196	instOfName = "$instOf_" + superInterface.replace('/', '_');
lubomir@869	197	out.append("\n c.").append(instOfName).append(" = true;");
lubomir@869	198	obfuscationDelegate.exportJSProperty(out, "c", instOfName);
jaroslav@40	199	}
jaroslav@711	200	out.append("\n CLS.$class = 'temp';");
jaroslav@274	201	out.append("\n CLS.$class = ");
jaroslav@274	202	out.append(accessClass("java_lang_Class(true);"));
jaroslav@225	203	out.append("\n CLS.$class.jvmName = '").append(jc.getClassName()).append("';");
jaroslav@230	204	out.append("\n CLS.$class.superclass = sprcls;");
jaroslav@355	205	out.append("\n CLS.$class.access = ").append(jc.getAccessFlags()+";");
jaroslav@231	206	out.append("\n CLS.$class.cnstr = CLS;");
jaroslav@235	207	byte[] classAnno = jc.findAnnotationData(false);
jaroslav@235	208	if (classAnno != null) {
jaroslav@235	209	out.append("\n CLS.$class.anno = {");
jaroslav@235	210	generateAnno(jc, out, classAnno);
jaroslav@235	211	out.append("\n };");
jaroslav@235	212	}
jaroslav@834	213	for (String init : toInitilize.toArray()) {
jaroslav@834	214	out.append("\n ").append(init).append("();");
jaroslav@834	215	}
jaroslav@204	216	out.append("\n }");
jaroslav@205	217	out.append("\n if (arguments.length === 0) {");
jaroslav@226	218	out.append("\n if (!(this instanceof CLS)) {");
jaroslav@226	219	out.append("\n return new CLS();");
jaroslav@226	220	out.append("\n }");
jaroslav@205	221	for (FieldData v : jc.getFields()) {
jaroslav@240	222	byte[] onlyArr = v.findAnnotationData(true);
jaroslav@240	223	String[] only = findAnnotation(onlyArr, jc,
jaroslav@240	224	"org.apidesign.bck2brwsr.core.JavaScriptOnly",
jaroslav@240	225	"name", "value"
jaroslav@240	226	);
jaroslav@240	227	if (only != null) {
jaroslav@240	228	if (only[0] != null && only[1] != null) {
jaroslav@240	229	out.append("\n p.").append(only[0]).append(" = ")
jaroslav@240	230	.append(only[1]).append(";");
jaroslav@240	231	}
jaroslav@240	232	continue;
jaroslav@240	233	}
jaroslav@205	234	if (!v.isStatic()) {
jaroslav@205	235	out.append("\n this.fld_").
jaroslav@592	236	append(className).append('_').
jaroslav@205	237	append(v.getName()).append(initField(v));
jaroslav@205	238	}
jaroslav@205	239	}
jaroslav@205	240	out.append("\n return this;");
jaroslav@205	241	out.append("\n }");
jaroslav@224	242	out.append("\n return arguments[0] ? new CLS() : CLS.prototype;");
jaroslav@509	243	out.append("\n};");
lubomir@869	244
lubomir@869	245	obfuscationDelegate.exportClass(out, getVMObject(), className, jc);
lubomir@869	246
jaroslav@834	247	// StringBuilder sb = new StringBuilder();
jaroslav@834	248	// for (String init : toInitilize.toArray()) {
jaroslav@834	249	// sb.append("\n").append(init).append("();");
jaroslav@834	250	// }
jaroslav@834	251	return "";
jaroslav@0	252	}
lubomir@869	253	private String generateStaticMethod(String destObject, MethodData m, StringArray toInitilize) throws IOException {
lubomir@869	254	String jsb = javaScriptBody(destObject, m, true);
jaroslav@266	255	if (jsb != null) {
jaroslav@266	256	return jsb;
jaroslav@94	257	}
lubomir@307	258	final String mn = findMethodName(m, new StringBuilder());
jaroslav@248	259	if (mn.equals("class__V")) {
jaroslav@274	260	toInitilize.add(accessClass(className(jc)) + "(false)." + mn);
jaroslav@21	261	}
lubomir@869	262	generateMethod(destObject, mn, m);
jaroslav@266	263	return mn;
jaroslav@10	264	}
lubomir@307	265
lubomir@869	266	private String generateInstanceMethod(String destObject, MethodData m) throws IOException {
lubomir@869	267	String jsb = javaScriptBody(destObject, m, false);
jaroslav@266	268	if (jsb != null) {
jaroslav@266	269	return jsb;
jaroslav@94	270	}
lubomir@307	271	final String mn = findMethodName(m, new StringBuilder());
lubomir@869	272	generateMethod(destObject, mn, m);
jaroslav@266	273	return mn;
jaroslav@0	274	}
jaroslav@0	275
lubomir@869	276	private void generateMethod(String destObject, String name, MethodData m)
lubomir@307	277	throws IOException {
lubomir@307	278	final StackMapIterator stackMapIterator = m.createStackMapIterator();
jaroslav@376	279	TrapDataIterator trap = m.getTrapDataIterator();
lubomir@307	280	final LocalsMapper lmapper =
lubomir@307	281	new LocalsMapper(stackMapIterator.getArguments());
lubomir@307	282
lubomir@869	283	out.append(destObject).append(".").append(name).append(" = function(");
jaroslav@442	284	lmapper.outputArguments(out, m.isStatic());
lubomir@307	285	out.append(") {").append("\n");
lubomir@307	286
lubomir@221	287	final byte[] byteCodes = m.getCode();
lubomir@307	288	if (byteCodes == null) {
lubomir@307	289	out.append(" throw 'no code found for ")
jaroslav@424	290	.append(jc.getClassName()).append('.')
jaroslav@424	291	.append(m.getName()).append("';\n");
lubomir@307	292	out.append("};");
lubomir@307	293	return;
lubomir@307	294	}
lubomir@307	295
lubomir@307	296	final StackMapper smapper = new StackMapper();
lubomir@307	297
jaroslav@442	298	if (!m.isStatic()) {
jaroslav@442	299	out.append(" var ").append(" lcA0 = this;\n");
jaroslav@442	300	}
lubomir@221	301
lubomir@221	302	int lastStackFrame = -1;
jaroslav@398	303	TrapData[] previousTrap = null;
lubomir@585	304	boolean wide = false;
jaroslav@398	305
jaroslav@839	306	out.append("\n var gt = 0;\n");
jaroslav@839	307	int openBraces = 0;
jaroslav@843	308	int topMostLabel = 0;
jaroslav@0	309	for (int i = 0; i < byteCodes.length; i++) {
jaroslav@272	310	int prev = i;
lubomir@221	311	stackMapIterator.advanceTo(i);
jaroslav@398	312	boolean changeInCatch = trap.advanceTo(i);
jaroslav@398	313	if (changeInCatch \|\| lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@398	314	if (previousTrap != null) {
jaroslav@843	315	generateCatch(previousTrap, i, topMostLabel);
jaroslav@398	316	previousTrap = null;
jaroslav@398	317	}
jaroslav@398	318	}
lubomir@221	319	if (lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@839	320	if (i != 0) {
jaroslav@839	321	out.append(" }\n");
jaroslav@839	322	}
jaroslav@843	323	if (openBraces > 64) {
jaroslav@843	324	for (int c = 0; c < 64; c++) {
jaroslav@843	325	out.append("break;}\n");
jaroslav@843	326	}
jaroslav@843	327	openBraces = 1;
jaroslav@843	328	topMostLabel = i;
jaroslav@843	329	}
jaroslav@839	330
lubomir@221	331	lastStackFrame = stackMapIterator.getFrameIndex();
lubomir@307	332	lmapper.syncWithFrameLocals(stackMapIterator.getFrameLocals());
lubomir@307	333	smapper.syncWithFrameStack(stackMapIterator.getFrameStack());
jaroslav@839	334	out.append(" X_" + i).append(": for (;;) { IF: if (gt <= " + i + ") {\n");
jaroslav@839	335	openBraces++;
jaroslav@398	336	changeInCatch = true;
lubomir@221	337	} else {
jaroslav@399	338	debug(" /* " + i + " */ ");
lubomir@221	339	}
jaroslav@398	340	if (changeInCatch && trap.useTry()) {
tzezula@285	341	out.append("try {");
jaroslav@398	342	previousTrap = trap.current();
tzezula@285	343	}
lubomir@585	344	final int c = readUByte(byteCodes, i);
jaroslav@0	345	switch (c) {
jaroslav@151	346	case opc_aload_0:
lubomir@474	347	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(0));
lubomir@281	348	break;
jaroslav@151	349	case opc_iload_0:
lubomir@474	350	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(0));
lubomir@281	351	break;
jaroslav@151	352	case opc_lload_0:
lubomir@474	353	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(0));
lubomir@281	354	break;
jaroslav@151	355	case opc_fload_0:
lubomir@474	356	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(0));
lubomir@281	357	break;
jaroslav@151	358	case opc_dload_0:
lubomir@474	359	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(0));
jaroslav@0	360	break;
jaroslav@151	361	case opc_aload_1:
lubomir@474	362	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(1));
lubomir@281	363	break;
jaroslav@151	364	case opc_iload_1:
lubomir@474	365	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(1));
lubomir@281	366	break;
jaroslav@151	367	case opc_lload_1:
lubomir@474	368	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(1));
lubomir@281	369	break;
jaroslav@151	370	case opc_fload_1:
lubomir@474	371	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(1));
lubomir@281	372	break;
jaroslav@151	373	case opc_dload_1:
lubomir@474	374	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(1));
jaroslav@0	375	break;
jaroslav@151	376	case opc_aload_2:
lubomir@474	377	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(2));
lubomir@281	378	break;
jaroslav@151	379	case opc_iload_2:
lubomir@474	380	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(2));
lubomir@281	381	break;
jaroslav@151	382	case opc_lload_2:
lubomir@474	383	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(2));
lubomir@281	384	break;
jaroslav@151	385	case opc_fload_2:
lubomir@474	386	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(2));
lubomir@281	387	break;
jaroslav@151	388	case opc_dload_2:
lubomir@474	389	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(2));
jaroslav@2	390	break;
jaroslav@151	391	case opc_aload_3:
lubomir@474	392	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(3));
lubomir@281	393	break;
jaroslav@151	394	case opc_iload_3:
lubomir@474	395	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(3));
lubomir@281	396	break;
jaroslav@151	397	case opc_lload_3:
lubomir@474	398	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(3));
lubomir@281	399	break;
jaroslav@151	400	case opc_fload_3:
lubomir@474	401	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(3));
lubomir@281	402	break;
jaroslav@151	403	case opc_dload_3:
lubomir@474	404	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(3));
jaroslav@3	405	break;
lubomir@281	406	case opc_iload: {
lubomir@585	407	++i;
lubomir@585	408	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	409	: readUByte(byteCodes, i);
lubomir@585	410	wide = false;
lubomir@474	411	emit(out, "var @1 = @2;",
lubomir@474	412	smapper.pushI(), lmapper.getI(indx));
lubomir@281	413	break;
lubomir@281	414	}
lubomir@281	415	case opc_lload: {
lubomir@585	416	++i;
lubomir@585	417	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	418	: readUByte(byteCodes, i);
lubomir@585	419	wide = false;
lubomir@474	420	emit(out, "var @1 = @2;",
lubomir@474	421	smapper.pushL(), lmapper.getL(indx));
lubomir@281	422	break;
lubomir@281	423	}
lubomir@281	424	case opc_fload: {
lubomir@585	425	++i;
lubomir@585	426	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	427	: readUByte(byteCodes, i);
lubomir@585	428	wide = false;
lubomir@474	429	emit(out, "var @1 = @2;",
lubomir@474	430	smapper.pushF(), lmapper.getF(indx));
lubomir@281	431	break;
lubomir@281	432	}
lubomir@281	433	case opc_dload: {
lubomir@585	434	++i;
lubomir@585	435	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	436	: readUByte(byteCodes, i);
lubomir@585	437	wide = false;
lubomir@474	438	emit(out, "var @1 = @2;",
lubomir@474	439	smapper.pushD(), lmapper.getD(indx));
lubomir@281	440	break;
lubomir@281	441	}
jaroslav@151	442	case opc_aload: {
lubomir@585	443	++i;
lubomir@585	444	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	445	: readUByte(byteCodes, i);
lubomir@585	446	wide = false;
lubomir@474	447	emit(out, "var @1 = @2;",
lubomir@474	448	smapper.pushA(), lmapper.getA(indx));
jaroslav@3	449	break;
jaroslav@3	450	}
lubomir@281	451	case opc_istore: {
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;
lubomir@474	456	emit(out, "var @1 = @2;",
lubomir@474	457	lmapper.setI(indx), smapper.popI());
lubomir@281	458	break;
lubomir@281	459	}
lubomir@281	460	case opc_lstore: {
lubomir@585	461	++i;
lubomir@585	462	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	463	: readUByte(byteCodes, i);
lubomir@585	464	wide = false;
lubomir@474	465	emit(out, "var @1 = @2;",
lubomir@474	466	lmapper.setL(indx), smapper.popL());
lubomir@281	467	break;
lubomir@281	468	}
lubomir@281	469	case opc_fstore: {
lubomir@585	470	++i;
lubomir@585	471	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	472	: readUByte(byteCodes, i);
lubomir@585	473	wide = false;
lubomir@474	474	emit(out, "var @1 = @2;",
lubomir@474	475	lmapper.setF(indx), smapper.popF());
lubomir@281	476	break;
lubomir@281	477	}
lubomir@281	478	case opc_dstore: {
lubomir@585	479	++i;
lubomir@585	480	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	481	: readUByte(byteCodes, i);
lubomir@585	482	wide = false;
lubomir@474	483	emit(out, "var @1 = @2;",
lubomir@474	484	lmapper.setD(indx), smapper.popD());
lubomir@281	485	break;
lubomir@281	486	}
jaroslav@151	487	case opc_astore: {
lubomir@585	488	++i;
lubomir@585	489	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	490	: readUByte(byteCodes, i);
lubomir@585	491	wide = false;
lubomir@474	492	emit(out, "var @1 = @2;",
lubomir@474	493	lmapper.setA(indx), smapper.popA());
jaroslav@31	494	break;
jaroslav@31	495	}
jaroslav@151	496	case opc_astore_0:
lubomir@474	497	emit(out, "var @1 = @2;", lmapper.setA(0), smapper.popA());
lubomir@281	498	break;
jaroslav@151	499	case opc_istore_0:
lubomir@474	500	emit(out, "var @1 = @2;", lmapper.setI(0), smapper.popI());
lubomir@281	501	break;
jaroslav@151	502	case opc_lstore_0:
lubomir@474	503	emit(out, "var @1 = @2;", lmapper.setL(0), smapper.popL());
lubomir@281	504	break;
jaroslav@151	505	case opc_fstore_0:
lubomir@474	506	emit(out, "var @1 = @2;", lmapper.setF(0), smapper.popF());
lubomir@281	507	break;
jaroslav@151	508	case opc_dstore_0:
lubomir@474	509	emit(out, "var @1 = @2;", lmapper.setD(0), smapper.popD());
jaroslav@5	510	break;
jaroslav@151	511	case opc_astore_1:
lubomir@474	512	emit(out, "var @1 = @2;", lmapper.setA(1), smapper.popA());
lubomir@281	513	break;
jaroslav@151	514	case opc_istore_1:
lubomir@474	515	emit(out, "var @1 = @2;", lmapper.setI(1), smapper.popI());
lubomir@281	516	break;
jaroslav@151	517	case opc_lstore_1:
lubomir@474	518	emit(out, "var @1 = @2;", lmapper.setL(1), smapper.popL());
lubomir@281	519	break;
jaroslav@151	520	case opc_fstore_1:
lubomir@474	521	emit(out, "var @1 = @2;", lmapper.setF(1), smapper.popF());
lubomir@281	522	break;
jaroslav@151	523	case opc_dstore_1:
lubomir@474	524	emit(out, "var @1 = @2;", lmapper.setD(1), smapper.popD());
jaroslav@5	525	break;
jaroslav@151	526	case opc_astore_2:
lubomir@474	527	emit(out, "var @1 = @2;", lmapper.setA(2), smapper.popA());
lubomir@281	528	break;
jaroslav@151	529	case opc_istore_2:
lubomir@474	530	emit(out, "var @1 = @2;", lmapper.setI(2), smapper.popI());
lubomir@281	531	break;
jaroslav@151	532	case opc_lstore_2:
lubomir@474	533	emit(out, "var @1 = @2;", lmapper.setL(2), smapper.popL());
lubomir@281	534	break;
jaroslav@151	535	case opc_fstore_2:
lubomir@474	536	emit(out, "var @1 = @2;", lmapper.setF(2), smapper.popF());
lubomir@281	537	break;
jaroslav@151	538	case opc_dstore_2:
lubomir@474	539	emit(out, "var @1 = @2;", lmapper.setD(2), smapper.popD());
jaroslav@5	540	break;
jaroslav@151	541	case opc_astore_3:
lubomir@474	542	emit(out, "var @1 = @2;", lmapper.setA(3), smapper.popA());
lubomir@281	543	break;
jaroslav@151	544	case opc_istore_3:
lubomir@474	545	emit(out, "var @1 = @2;", lmapper.setI(3), smapper.popI());
lubomir@281	546	break;
jaroslav@151	547	case opc_lstore_3:
lubomir@474	548	emit(out, "var @1 = @2;", lmapper.setL(3), smapper.popL());
lubomir@281	549	break;
jaroslav@151	550	case opc_fstore_3:
lubomir@474	551	emit(out, "var @1 = @2;", lmapper.setF(3), smapper.popF());
lubomir@281	552	break;
jaroslav@151	553	case opc_dstore_3:
lubomir@474	554	emit(out, "var @1 = @2;", lmapper.setD(3), smapper.popD());
jaroslav@5	555	break;
jaroslav@151	556	case opc_iadd:
Martin@445	557	emit(out, "@1 = @1.add32(@2);", smapper.getI(1), smapper.popI());
lubomir@281	558	break;
jaroslav@151	559	case opc_ladd:
Martin@582	560	emit(out, "@1 = @1.add64(@2);", smapper.getL(1), smapper.popL());
lubomir@281	561	break;
jaroslav@151	562	case opc_fadd:
lubomir@307	563	emit(out, "@1 += @2;", smapper.getF(1), smapper.popF());
lubomir@281	564	break;
jaroslav@151	565	case opc_dadd:
lubomir@307	566	emit(out, "@1 += @2;", smapper.getD(1), smapper.popD());
jaroslav@0	567	break;
jaroslav@151	568	case opc_isub:
Martin@445	569	emit(out, "@1 = @1.sub32(@2);", smapper.getI(1), smapper.popI());
lubomir@281	570	break;
jaroslav@151	571	case opc_lsub:
Martin@620	572	emit(out, "@1 = @1.sub64(@2);", smapper.getL(1), smapper.popL());
lubomir@281	573	break;
jaroslav@151	574	case opc_fsub:
lubomir@307	575	emit(out, "@1 -= @2;", smapper.getF(1), smapper.popF());
lubomir@281	576	break;
jaroslav@151	577	case opc_dsub:
lubomir@307	578	emit(out, "@1 -= @2;", smapper.getD(1), smapper.popD());
jaroslav@2	579	break;
jaroslav@151	580	case opc_imul:
Martin@445	581	emit(out, "@1 = @1.mul32(@2);", smapper.getI(1), smapper.popI());
lubomir@281	582	break;
jaroslav@151	583	case opc_lmul:
Martin@657	584	emit(out, "@1 = @1.mul64(@2);", smapper.getL(1), smapper.popL());
lubomir@281	585	break;
jaroslav@151	586	case opc_fmul:
lubomir@307	587	emit(out, "@1 *= @2;", smapper.getF(1), smapper.popF());
lubomir@281	588	break;
jaroslav@151	589	case opc_dmul:
lubomir@307	590	emit(out, "@1 *= @2;", smapper.getD(1), smapper.popD());
jaroslav@1	591	break;
jaroslav@151	592	case opc_idiv:
lubomir@737	593	emit(out, "@1 = @1.div32(@2);",
lubomir@307	594	smapper.getI(1), smapper.popI());
lubomir@281	595	break;
jaroslav@151	596	case opc_ldiv:
Martin@582	597	emit(out, "@1 = @1.div64(@2);",
lubomir@307	598	smapper.getL(1), smapper.popL());
jaroslav@3	599	break;
jaroslav@151	600	case opc_fdiv:
lubomir@307	601	emit(out, "@1 /= @2;", smapper.getF(1), smapper.popF());
lubomir@281	602	break;
jaroslav@151	603	case opc_ddiv:
lubomir@307	604	emit(out, "@1 /= @2;", smapper.getD(1), smapper.popD());
jaroslav@3	605	break;
jaroslav@178	606	case opc_irem:
lubomir@737	607	emit(out, "@1 = @1.mod32(@2);",
lubomir@737	608	smapper.getI(1), smapper.popI());
lubomir@281	609	break;
jaroslav@178	610	case opc_lrem:
lubomir@676	611	emit(out, "@1 = @1.mod64(@2);",
lubomir@676	612	smapper.getL(1), smapper.popL());
lubomir@281	613	break;
jaroslav@178	614	case opc_frem:
lubomir@307	615	emit(out, "@1 %= @2;", smapper.getF(1), smapper.popF());
lubomir@281	616	break;
jaroslav@178	617	case opc_drem:
lubomir@307	618	emit(out, "@1 %= @2;", smapper.getD(1), smapper.popD());
jaroslav@178	619	break;
jaroslav@151	620	case opc_iand:
lubomir@307	621	emit(out, "@1 &= @2;", smapper.getI(1), smapper.popI());
lubomir@281	622	break;
jaroslav@151	623	case opc_land:
Martin@615	624	emit(out, "@1 = @1.and64(@2);", smapper.getL(1), smapper.popL());
jaroslav@7	625	break;
jaroslav@151	626	case opc_ior:
lubomir@307	627	emit(out, "@1 \|= @2;", smapper.getI(1), smapper.popI());
lubomir@281	628	break;
jaroslav@151	629	case opc_lor:
Martin@627	630	emit(out, "@1 = @1.or64(@2);", smapper.getL(1), smapper.popL());
jaroslav@7	631	break;
jaroslav@151	632	case opc_ixor:
lubomir@307	633	emit(out, "@1 ^= @2;", smapper.getI(1), smapper.popI());
lubomir@281	634	break;
jaroslav@151	635	case opc_lxor:
lubomir@679	636	emit(out, "@1 = @1.xor64(@2);", smapper.getL(1), smapper.popL());
jaroslav@6	637	break;
jaroslav@151	638	case opc_ineg:
Martin@700	639	emit(out, "@1 = @1.neg32();", smapper.getI(0));
lubomir@281	640	break;
jaroslav@151	641	case opc_lneg:
Martin@630	642	emit(out, "@1 = @1.neg64();", smapper.getL(0));
lubomir@281	643	break;
jaroslav@151	644	case opc_fneg:
lubomir@307	645	emit(out, "@1 = -@1;", smapper.getF(0));
lubomir@281	646	break;
jaroslav@151	647	case opc_dneg:
lubomir@307	648	emit(out, "@1 = -@1;", smapper.getD(0));
jaroslav@93	649	break;
jaroslav@151	650	case opc_ishl:
lubomir@307	651	emit(out, "@1 <<= @2;", smapper.getI(1), smapper.popI());
lubomir@281	652	break;
jaroslav@151	653	case opc_lshl:
Martin@582	654	emit(out, "@1 = @1.shl64(@2);", smapper.getL(1), smapper.popI());
jaroslav@93	655	break;
jaroslav@151	656	case opc_ishr:
lubomir@307	657	emit(out, "@1 >>= @2;", smapper.getI(1), smapper.popI());
lubomir@281	658	break;
jaroslav@151	659	case opc_lshr:
Martin@615	660	emit(out, "@1 = @1.shr64(@2);", smapper.getL(1), smapper.popI());
jaroslav@93	661	break;
jaroslav@151	662	case opc_iushr:
lubomir@307	663	emit(out, "@1 >>>= @2;", smapper.getI(1), smapper.popI());
lubomir@281	664	break;
jaroslav@151	665	case opc_lushr:
Martin@629	666	emit(out, "@1 = @1.ushr64(@2);", smapper.getL(1), smapper.popI());
jaroslav@93	667	break;
jaroslav@151	668	case opc_iinc: {
lubomir@585	669	++i;
lubomir@585	670	final int varIndx = wide ? readUShort(byteCodes, i++)
lubomir@585	671	: readUByte(byteCodes, i);
lubomir@585	672	++i;
lubomir@697	673	final int incrBy = wide ? readShort(byteCodes, i++)
lubomir@585	674	: byteCodes[i];
lubomir@585	675	wide = false;
jaroslav@5	676	if (incrBy == 1) {
lubomir@307	677	emit(out, "@1++;", lmapper.getI(varIndx));
jaroslav@5	678	} else {
lubomir@307	679	emit(out, "@1 += @2;",
lubomir@307	680	lmapper.getI(varIndx),
lubomir@283	681	Integer.toString(incrBy));
jaroslav@5	682	}
jaroslav@5	683	break;
jaroslav@5	684	}
jaroslav@151	685	case opc_return:
lubomir@283	686	emit(out, "return;");
jaroslav@10	687	break;
jaroslav@151	688	case opc_ireturn:
lubomir@307	689	emit(out, "return @1;", smapper.popI());
lubomir@281	690	break;
jaroslav@151	691	case opc_lreturn:
lubomir@307	692	emit(out, "return @1;", smapper.popL());
lubomir@281	693	break;
jaroslav@151	694	case opc_freturn:
lubomir@307	695	emit(out, "return @1;", smapper.popF());
lubomir@281	696	break;
jaroslav@151	697	case opc_dreturn:
lubomir@307	698	emit(out, "return @1;", smapper.popD());
lubomir@281	699	break;
jaroslav@151	700	case opc_areturn:
lubomir@307	701	emit(out, "return @1;", smapper.popA());
jaroslav@1	702	break;
jaroslav@151	703	case opc_i2l:
lubomir@474	704	emit(out, "var @2 = @1;", smapper.popI(), smapper.pushL());
lubomir@281	705	break;
jaroslav@151	706	case opc_i2f:
lubomir@474	707	emit(out, "var @2 = @1;", smapper.popI(), smapper.pushF());
lubomir@281	708	break;
jaroslav@151	709	case opc_i2d:
lubomir@474	710	emit(out, "var @2 = @1;", smapper.popI(), smapper.pushD());
lubomir@281	711	break;
jaroslav@151	712	case opc_l2i:
Martin@582	713	emit(out, "var @2 = @1.toInt32();", smapper.popL(), smapper.pushI());
lubomir@281	714	break;
jaroslav@3	715	// max int check?
jaroslav@151	716	case opc_l2f:
Martin@582	717	emit(out, "var @2 = @1.toFP();", smapper.popL(), smapper.pushF());
jaroslav@272	718	break;
jaroslav@151	719	case opc_l2d:
Martin@582	720	emit(out, "var @2 = @1.toFP();", smapper.popL(), smapper.pushD());
jaroslav@272	721	break;
jaroslav@151	722	case opc_f2d:
lubomir@474	723	emit(out, "var @2 = @1;", smapper.popF(), smapper.pushD());
lubomir@281	724	break;
jaroslav@151	725	case opc_d2f:
lubomir@474	726	emit(out, "var @2 = @1;", smapper.popD(), smapper.pushF());
jaroslav@3	727	break;
jaroslav@151	728	case opc_f2i:
lubomir@778	729	emit(out, "var @2 = @1.toInt32();",
lubomir@307	730	smapper.popF(), smapper.pushI());
lubomir@281	731	break;
jaroslav@151	732	case opc_f2l:
lubomir@778	733	emit(out, "var @2 = @1.toLong();",
lubomir@307	734	smapper.popF(), smapper.pushL());
lubomir@281	735	break;
jaroslav@151	736	case opc_d2i:
lubomir@778	737	emit(out, "var @2 = @1.toInt32();",
lubomir@307	738	smapper.popD(), smapper.pushI());
lubomir@281	739	break;
jaroslav@151	740	case opc_d2l:
lubomir@778	741	emit(out, "var @2 = @1.toLong();",
lubomir@307	742	smapper.popD(), smapper.pushL());
jaroslav@3	743	break;
jaroslav@151	744	case opc_i2b:
lubomir@474	745	emit(out, "var @1 = @1.toInt8();", smapper.getI(0));
Martin@440	746	break;
jaroslav@151	747	case opc_i2c:
Martin@439	748	out.append("{ /* number conversion */ }");
Martin@439	749	break;
jaroslav@151	750	case opc_i2s:
lubomir@474	751	emit(out, "var @1 = @1.toInt16();", smapper.getI(0));
jaroslav@2	752	break;
jaroslav@151	753	case opc_aconst_null:
lubomir@474	754	emit(out, "var @1 = null;", smapper.pushA());
jaroslav@46	755	break;
jaroslav@151	756	case opc_iconst_m1:
lubomir@474	757	emit(out, "var @1 = -1;", smapper.pushI());
jaroslav@48	758	break;
jaroslav@151	759	case opc_iconst_0:
lubomir@474	760	emit(out, "var @1 = 0;", smapper.pushI());
lubomir@281	761	break;
jaroslav@151	762	case opc_dconst_0:
lubomir@474	763	emit(out, "var @1 = 0;", smapper.pushD());
lubomir@281	764	break;
jaroslav@151	765	case opc_lconst_0:
lubomir@474	766	emit(out, "var @1 = 0;", smapper.pushL());
lubomir@281	767	break;
jaroslav@151	768	case opc_fconst_0:
lubomir@474	769	emit(out, "var @1 = 0;", smapper.pushF());
jaroslav@4	770	break;
jaroslav@151	771	case opc_iconst_1:
lubomir@474	772	emit(out, "var @1 = 1;", smapper.pushI());
lubomir@281	773	break;
jaroslav@151	774	case opc_lconst_1:
lubomir@474	775	emit(out, "var @1 = 1;", smapper.pushL());
lubomir@281	776	break;
jaroslav@151	777	case opc_fconst_1:
lubomir@474	778	emit(out, "var @1 = 1;", smapper.pushF());
lubomir@281	779	break;
jaroslav@151	780	case opc_dconst_1:
lubomir@474	781	emit(out, "var @1 = 1;", smapper.pushD());
jaroslav@4	782	break;
jaroslav@151	783	case opc_iconst_2:
lubomir@474	784	emit(out, "var @1 = 2;", smapper.pushI());
lubomir@281	785	break;
jaroslav@151	786	case opc_fconst_2:
lubomir@474	787	emit(out, "var @1 = 2;", smapper.pushF());
jaroslav@4	788	break;
jaroslav@151	789	case opc_iconst_3:
lubomir@474	790	emit(out, "var @1 = 3;", smapper.pushI());
jaroslav@4	791	break;
jaroslav@151	792	case opc_iconst_4:
lubomir@474	793	emit(out, "var @1 = 4;", smapper.pushI());
jaroslav@4	794	break;
jaroslav@151	795	case opc_iconst_5:
lubomir@474	796	emit(out, "var @1 = 5;", smapper.pushI());
jaroslav@4	797	break;
jaroslav@151	798	case opc_ldc: {
lubomir@585	799	int indx = readUByte(byteCodes, ++i);
jaroslav@151	800	String v = encodeConstant(indx);
lubomir@307	801	int type = VarType.fromConstantType(jc.getTag(indx));
lubomir@474	802	emit(out, "var @1 = @2;", smapper.pushT(type), v);
jaroslav@20	803	break;
jaroslav@20	804	}
jaroslav@151	805	case opc_ldc_w:
jaroslav@151	806	case opc_ldc2_w: {
jaroslav@8	807	int indx = readIntArg(byteCodes, i);
jaroslav@8	808	i += 2;
jaroslav@151	809	String v = encodeConstant(indx);
lubomir@307	810	int type = VarType.fromConstantType(jc.getTag(indx));
Martin@582	811	if (type == VarType.LONG) {
Martin@582	812	final Long lv = new Long(v);
Martin@582	813	final int low = (int)(lv.longValue() & 0xFFFFFFFF);
Martin@582	814	final int hi = (int)(lv.longValue() >> 32);
Martin@594	815	emit(out, "var @1 = 0x@3.next32(0x@2);", smapper.pushL(),
Martin@582	816	Integer.toHexString(low), Integer.toHexString(hi));
Martin@582	817	} else {
Martin@582	818	emit(out, "var @1 = @2;", smapper.pushT(type), v);
Martin@582	819	}
jaroslav@8	820	break;
jaroslav@8	821	}
jaroslav@151	822	case opc_lcmp:
Martin@582	823	emit(out, "var @3 = @2.compare64(@1);",
lubomir@307	824	smapper.popL(), smapper.popL(), smapper.pushI());
lubomir@281	825	break;
jaroslav@151	826	case opc_fcmpl:
jaroslav@151	827	case opc_fcmpg:
lubomir@474	828	emit(out, "var @3 = (@2 == @1) ? 0 : ((@2 < @1) ? -1 : 1);",
lubomir@307	829	smapper.popF(), smapper.popF(), smapper.pushI());
lubomir@281	830	break;
jaroslav@151	831	case opc_dcmpl:
lubomir@281	832	case opc_dcmpg:
lubomir@474	833	emit(out, "var @3 = (@2 == @1) ? 0 : ((@2 < @1) ? -1 : 1);",
lubomir@307	834	smapper.popD(), smapper.popD(), smapper.pushI());
jaroslav@20	835	break;
jaroslav@151	836	case opc_if_acmpeq:
lubomir@307	837	i = generateIf(byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843	838	"===", topMostLabel);
jaroslav@104	839	break;
jaroslav@151	840	case opc_if_acmpne:
lubomir@307	841	i = generateIf(byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843	842	"!==", topMostLabel);
jaroslav@104	843	break;
lubomir@283	844	case opc_if_icmpeq:
lubomir@307	845	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	846	"==", topMostLabel);
jaroslav@4	847	break;
jaroslav@151	848	case opc_ifeq: {
jaroslav@7	849	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	850	emitIf(out, "if (@1 == 0) ",
jaroslav@843	851	smapper.popI(), i, indx, topMostLabel);
jaroslav@7	852	i += 2;
jaroslav@7	853	break;
jaroslav@7	854	}
jaroslav@151	855	case opc_ifne: {
jaroslav@20	856	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	857	emitIf(out, "if (@1 != 0) ",
jaroslav@843	858	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	859	i += 2;
jaroslav@20	860	break;
jaroslav@20	861	}
jaroslav@151	862	case opc_iflt: {
jaroslav@20	863	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	864	emitIf(out, "if (@1 < 0) ",
jaroslav@843	865	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	866	i += 2;
jaroslav@20	867	break;
jaroslav@20	868	}
jaroslav@151	869	case opc_ifle: {
jaroslav@20	870	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	871	emitIf(out, "if (@1 <= 0) ",
jaroslav@843	872	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	873	i += 2;
jaroslav@20	874	break;
jaroslav@20	875	}
jaroslav@151	876	case opc_ifgt: {
jaroslav@20	877	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	878	emitIf(out, "if (@1 > 0) ",
jaroslav@843	879	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	880	i += 2;
jaroslav@20	881	break;
jaroslav@20	882	}
jaroslav@151	883	case opc_ifge: {
jaroslav@20	884	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	885	emitIf(out, "if (@1 >= 0) ",
jaroslav@843	886	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	887	i += 2;
jaroslav@20	888	break;
jaroslav@20	889	}
jaroslav@151	890	case opc_ifnonnull: {
jaroslav@16	891	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	892	emitIf(out, "if (@1 !== null) ",
jaroslav@843	893	smapper.popA(), i, indx, topMostLabel);
jaroslav@16	894	i += 2;
jaroslav@16	895	break;
jaroslav@16	896	}
jaroslav@151	897	case opc_ifnull: {
jaroslav@16	898	int indx = i + readIntArg(byteCodes, i);
jaroslav@839	899	emitIf(out, "if (@1 === null) ",
jaroslav@843	900	smapper.popA(), i, indx, topMostLabel);
jaroslav@16	901	i += 2;
jaroslav@16	902	break;
jaroslav@16	903	}
jaroslav@151	904	case opc_if_icmpne:
lubomir@307	905	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	906	"!=", topMostLabel);
jaroslav@4	907	break;
jaroslav@151	908	case opc_if_icmplt:
lubomir@307	909	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	910	"<", topMostLabel);
jaroslav@4	911	break;
jaroslav@151	912	case opc_if_icmple:
lubomir@307	913	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	914	"<=", topMostLabel);
jaroslav@4	915	break;
jaroslav@151	916	case opc_if_icmpgt:
lubomir@307	917	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	918	">", topMostLabel);
jaroslav@4	919	break;
jaroslav@151	920	case opc_if_icmpge:
lubomir@307	921	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	922	">=", topMostLabel);
jaroslav@4	923	break;
jaroslav@151	924	case opc_goto: {
jaroslav@5	925	int indx = i + readIntArg(byteCodes, i);
jaroslav@843	926	goTo(out, i, indx, topMostLabel);
jaroslav@5	927	i += 2;
jaroslav@5	928	break;
jaroslav@5	929	}
jaroslav@151	930	case opc_lookupswitch: {
jaroslav@843	931	i = generateLookupSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115	932	break;
jaroslav@115	933	}
jaroslav@151	934	case opc_tableswitch: {
jaroslav@843	935	i = generateTableSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115	936	break;
jaroslav@115	937	}
jaroslav@151	938	case opc_invokeinterface: {
lubomir@307	939	i = invokeVirtualMethod(byteCodes, i, smapper) + 2;
jaroslav@46	940	break;
jaroslav@46	941	}
jaroslav@151	942	case opc_invokevirtual:
lubomir@307	943	i = invokeVirtualMethod(byteCodes, i, smapper);
jaroslav@12	944	break;
jaroslav@151	945	case opc_invokespecial:
lubomir@307	946	i = invokeStaticMethod(byteCodes, i, smapper, false);
jaroslav@4	947	break;
jaroslav@151	948	case opc_invokestatic:
lubomir@307	949	i = invokeStaticMethod(byteCodes, i, smapper, true);
jaroslav@10	950	break;
jaroslav@151	951	case opc_new: {
jaroslav@8	952	int indx = readIntArg(byteCodes, i);
jaroslav@151	953	String ci = jc.getClassName(indx);
lubomir@474	954	emit(out, "var @1 = new @2;",
lubomir@317	955	smapper.pushA(), accessClass(ci.replace('/', '_')));
jaroslav@151	956	addReference(ci);
jaroslav@8	957	i += 2;
jaroslav@8	958	break;
jaroslav@8	959	}
lubomir@283	960	case opc_newarray:
lubomir@585	961	int atype = readUByte(byteCodes, ++i);
jaroslav@842	962	generateNewArray(atype, smapper);
jaroslav@21	963	break;
jaroslav@448	964	case opc_anewarray: {
jaroslav@448	965	int type = readIntArg(byteCodes, i);
jaroslav@448	966	i += 2;
jaroslav@842	967	generateANewArray(type, smapper);
jaroslav@21	968	break;
jaroslav@448	969	}
jaroslav@151	970	case opc_multianewarray: {
jaroslav@448	971	int type = readIntArg(byteCodes, i);
jtulach@128	972	i += 2;
jaroslav@842	973	i = generateMultiANewArray(type, byteCodes, i, smapper);
jtulach@128	974	break;
jtulach@128	975	}
jaroslav@151	976	case opc_arraylength:
lubomir@474	977	emit(out, "var @2 = @1.length;",
lubomir@474	978	smapper.popA(), smapper.pushI());
jaroslav@272	979	break;
lubomir@283	980	case opc_lastore:
jaroslav@459	981	emit(out, "@3.at(@2, @1);",
lubomir@307	982	smapper.popL(), smapper.popI(), smapper.popA());
lubomir@281	983	break;
lubomir@283	984	case opc_fastore:
jaroslav@459	985	emit(out, "@3.at(@2, @1);",
lubomir@307	986	smapper.popF(), smapper.popI(), smapper.popA());
lubomir@281	987	break;
lubomir@283	988	case opc_dastore:
jaroslav@459	989	emit(out, "@3.at(@2, @1);",
lubomir@307	990	smapper.popD(), smapper.popI(), smapper.popA());
lubomir@281	991	break;
lubomir@283	992	case opc_aastore:
jaroslav@459	993	emit(out, "@3.at(@2, @1);",
lubomir@307	994	smapper.popA(), smapper.popI(), smapper.popA());
jaroslav@21	995	break;
jaroslav@151	996	case opc_iastore:
jaroslav@151	997	case opc_bastore:
jaroslav@151	998	case opc_castore:
lubomir@283	999	case opc_sastore:
jaroslav@459	1000	emit(out, "@3.at(@2, @1);",
lubomir@307	1001	smapper.popI(), smapper.popI(), smapper.popA());
jaroslav@240	1002	break;
lubomir@283	1003	case opc_laload:
lubomir@474	1004	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1005	smapper.popI(), smapper.popA(), smapper.pushL());
lubomir@281	1006	break;
lubomir@283	1007	case opc_faload:
lubomir@474	1008	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1009	smapper.popI(), smapper.popA(), smapper.pushF());
lubomir@281	1010	break;
lubomir@283	1011	case opc_daload:
lubomir@474	1012	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1013	smapper.popI(), smapper.popA(), smapper.pushD());
lubomir@281	1014	break;
lubomir@283	1015	case opc_aaload:
lubomir@474	1016	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1017	smapper.popI(), smapper.popA(), smapper.pushA());
jaroslav@272	1018	break;
jaroslav@272	1019	case opc_iaload:
jaroslav@272	1020	case opc_baload:
jaroslav@272	1021	case opc_caload:
lubomir@283	1022	case opc_saload:
lubomir@474	1023	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1024	smapper.popI(), smapper.popA(), smapper.pushI());
jaroslav@272	1025	break;
lubomir@221	1026	case opc_pop:
jaroslav@272	1027	case opc_pop2:
lubomir@307	1028	smapper.pop(1);
jaroslav@399	1029	debug("/* pop */");
jaroslav@272	1030	break;
lubomir@281	1031	case opc_dup: {
lubomir@307	1032	final Variable v = smapper.get(0);
lubomir@474	1033	emit(out, "var @1 = @2;", smapper.pushT(v.getType()), v);
jaroslav@21	1034	break;
jaroslav@21	1035	}
lubomir@281	1036	case opc_dup2: {
lubomir@585	1037	final Variable vi1 = smapper.get(0);
lubomir@585	1038
lubomir@585	1039	if (vi1.isCategory2()) {
lubomir@474	1040	emit(out, "var @1 = @2;",
lubomir@585	1041	smapper.pushT(vi1.getType()), vi1);
lubomir@281	1042	} else {
lubomir@585	1043	final Variable vi2 = smapper.get(1);
lubomir@474	1044	emit(out, "var @1 = @2, @3 = @4;",
lubomir@585	1045	smapper.pushT(vi2.getType()), vi2,
lubomir@585	1046	smapper.pushT(vi1.getType()), vi1);
lubomir@281	1047	}
jaroslav@21	1048	break;
jaroslav@21	1049	}
lubomir@281	1050	case opc_dup_x1: {
lubomir@307	1051	final Variable vi1 = smapper.pop();
lubomir@307	1052	final Variable vi2 = smapper.pop();
lubomir@307	1053	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307	1054	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307	1055	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281	1056
lubomir@474	1057	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283	1058	vo1, vi1, vo2, vi2, vo3, vo1);
jaroslav@93	1059	break;
lubomir@281	1060	}
lubomir@585	1061	case opc_dup2_x1: {
lubomir@585	1062	final Variable vi1 = smapper.pop();
lubomir@585	1063	final Variable vi2 = smapper.pop();
lubomir@585	1064
lubomir@585	1065	if (vi1.isCategory2()) {
lubomir@307	1066	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307	1067	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307	1068	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281	1069
lubomir@474	1070	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283	1071	vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@281	1072	} else {
lubomir@585	1073	final Variable vi3 = smapper.pop();
lubomir@585	1074	final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585	1075	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585	1076	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1077	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1078	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1079
lubomir@585	1080	emit(out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585	1081	vo1, vi1, vo2, vi2, vo3, vi3);
lubomir@585	1082	emit(out, " @1 = @2, @3 = @4;",
lubomir@585	1083	vo4, vo1, vo5, vo2);
lubomir@585	1084	}
lubomir@585	1085	break;
lubomir@585	1086	}
lubomir@585	1087	case opc_dup_x2: {
lubomir@585	1088	final Variable vi1 = smapper.pop();
lubomir@585	1089	final Variable vi2 = smapper.pop();
lubomir@585	1090
lubomir@585	1091	if (vi2.isCategory2()) {
lubomir@585	1092	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585	1093	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1094	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1095
lubomir@585	1096	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585	1097	vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585	1098	} else {
lubomir@307	1099	final Variable vi3 = smapper.pop();
lubomir@307	1100	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@307	1101	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@307	1102	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307	1103	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281	1104
lubomir@474	1105	emit(out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@283	1106	vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@281	1107	}
jaroslav@8	1108	break;
lubomir@281	1109	}
lubomir@585	1110	case opc_dup2_x2: {
lubomir@585	1111	final Variable vi1 = smapper.pop();
lubomir@585	1112	final Variable vi2 = smapper.pop();
lubomir@585	1113
lubomir@585	1114	if (vi1.isCategory2()) {
lubomir@585	1115	if (vi2.isCategory2()) {
lubomir@585	1116	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585	1117	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1118	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1119
lubomir@585	1120	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585	1121	vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585	1122	} else {
lubomir@585	1123	final Variable vi3 = smapper.pop();
lubomir@585	1124	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585	1125	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1126	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1127	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1128
lubomir@585	1129	emit(out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@585	1130	vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@585	1131	}
lubomir@585	1132	} else {
lubomir@585	1133	final Variable vi3 = smapper.pop();
lubomir@585	1134
lubomir@585	1135	if (vi3.isCategory2()) {
lubomir@585	1136	final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585	1137	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585	1138	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1139	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1140	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1141
lubomir@585	1142	emit(out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585	1143	vo1, vi1, vo2, vi2, vo3, vi3);
lubomir@585	1144	emit(out, " @1 = @2, @3 = @4;",
lubomir@585	1145	vo4, vo1, vo5, vo2);
lubomir@585	1146	} else {
lubomir@585	1147	final Variable vi4 = smapper.pop();
lubomir@585	1148	final Variable vo6 = smapper.pushT(vi2.getType());
lubomir@585	1149	final Variable vo5 = smapper.pushT(vi1.getType());
lubomir@585	1150	final Variable vo4 = smapper.pushT(vi4.getType());
lubomir@585	1151	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1152	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1153	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1154
lubomir@585	1155	emit(out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8,",
lubomir@585	1156	vo1, vi1, vo2, vi2, vo3, vi3, vo4, vi4);
lubomir@585	1157	emit(out, " @1 = @2, @3 = @4;",
lubomir@585	1158	vo5, vo1, vo6, vo2);
lubomir@585	1159	}
lubomir@585	1160	}
lubomir@585	1161	break;
lubomir@585	1162	}
lubomir@585	1163	case opc_swap: {
lubomir@585	1164	final Variable vi1 = smapper.get(0);
lubomir@585	1165	final Variable vi2 = smapper.get(1);
lubomir@585	1166
lubomir@585	1167	if (vi1.getType() == vi2.getType()) {
lubomir@585	1168	final Variable tmp = smapper.pushT(vi1.getType());
lubomir@585	1169
lubomir@585	1170	emit(out, "var @1 = @2, @2 = @3, @3 = @1;",
lubomir@585	1171	tmp, vi1, vi2);
lubomir@585	1172	smapper.pop(1);
lubomir@585	1173	} else {
lubomir@585	1174	smapper.pop(2);
lubomir@585	1175	smapper.pushT(vi1.getType());
lubomir@585	1176	smapper.pushT(vi2.getType());
lubomir@585	1177	}
lubomir@585	1178	break;
lubomir@585	1179	}
jaroslav@151	1180	case opc_bipush:
lubomir@474	1181	emit(out, "var @1 = @2;",
lubomir@307	1182	smapper.pushI(), Integer.toString(byteCodes[++i]));
jaroslav@8	1183	break;
jaroslav@151	1184	case opc_sipush:
lubomir@474	1185	emit(out, "var @1 = @2;",
lubomir@307	1186	smapper.pushI(),
lubomir@283	1187	Integer.toString(readIntArg(byteCodes, i)));
jaroslav@31	1188	i += 2;
jaroslav@31	1189	break;
jaroslav@151	1190	case opc_getfield: {
jaroslav@8	1191	int indx = readIntArg(byteCodes, i);
jaroslav@151	1192	String[] fi = jc.getFieldInfoName(indx);
lubomir@307	1193	final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@592	1194	final String mangleClass = mangleSig(fi[0]);
jaroslav@592	1195	final String mangleClassAccess = accessClass(mangleClass);
jaroslav@592	1196	emit(out, "var @2 = @4(false)._@3.call(@1);",
jaroslav@592	1197	smapper.popA(),
jaroslav@592	1198	smapper.pushT(type), fi[1], mangleClassAccess
jaroslav@592	1199	);
jaroslav@592	1200	i += 2;
jaroslav@592	1201	break;
jaroslav@592	1202	}
jaroslav@592	1203	case opc_putfield: {
jaroslav@592	1204	int indx = readIntArg(byteCodes, i);
jaroslav@592	1205	String[] fi = jc.getFieldInfoName(indx);
jaroslav@592	1206	final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@592	1207	final String mangleClass = mangleSig(fi[0]);
jaroslav@592	1208	final String mangleClassAccess = accessClass(mangleClass);
jaroslav@592	1209	emit(out, "@4(false)._@3.call(@2, @1);",
jaroslav@592	1210	smapper.popT(type),
jaroslav@592	1211	smapper.popA(), fi[1],
jaroslav@592	1212	mangleClassAccess
jaroslav@592	1213	);
jaroslav@8	1214	i += 2;
jaroslav@8	1215	break;
jaroslav@8	1216	}
jaroslav@151	1217	case opc_getstatic: {
jaroslav@9	1218	int indx = readIntArg(byteCodes, i);
jaroslav@151	1219	String[] fi = jc.getFieldInfoName(indx);
lubomir@307	1220	final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@775	1221	emit(out, "var @1 = @2(false)._@3();",
lubomir@317	1222	smapper.pushT(type),
lubomir@317	1223	accessClass(fi[0].replace('/', '_')), fi[1]);
jaroslav@9	1224	i += 2;
jaroslav@151	1225	addReference(fi[0]);
jaroslav@9	1226	break;
jaroslav@9	1227	}
lubomir@281	1228	case opc_putstatic: {
lubomir@281	1229	int indx = readIntArg(byteCodes, i);
lubomir@281	1230	String[] fi = jc.getFieldInfoName(indx);
lubomir@307	1231	final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@775	1232	emit(out, "@1(false)._@2(@3);",
lubomir@317	1233	accessClass(fi[0].replace('/', '_')), fi[1],
lubomir@317	1234	smapper.popT(type));
lubomir@281	1235	i += 2;
lubomir@281	1236	addReference(fi[0]);
lubomir@281	1237	break;
lubomir@281	1238	}
jaroslav@151	1239	case opc_checkcast: {
jaroslav@30	1240	int indx = readIntArg(byteCodes, i);
jaroslav@842	1241	generateCheckcast(indx, smapper);
jaroslav@30	1242	i += 2;
jaroslav@30	1243	break;
jaroslav@30	1244	}
jaroslav@151	1245	case opc_instanceof: {
jaroslav@17	1246	int indx = readIntArg(byteCodes, i);
jaroslav@842	1247	generateInstanceOf(indx, smapper);
jaroslav@17	1248	i += 2;
jaroslav@30	1249	break;
jaroslav@17	1250	}
jaroslav@151	1251	case opc_athrow: {
lubomir@307	1252	final Variable v = smapper.popA();
lubomir@307	1253	smapper.clear();
lubomir@281	1254
lubomir@474	1255	emit(out, "{ var @1 = @2; throw @2; }",
lubomir@307	1256	smapper.pushA(), v);
jaroslav@104	1257	break;
jaroslav@104	1258	}
lubomir@221	1259
lubomir@221	1260	case opc_monitorenter: {
lubomir@221	1261	out.append("/* monitor enter */");
lubomir@307	1262	smapper.popA();
lubomir@221	1263	break;
lubomir@221	1264	}
lubomir@221	1265
lubomir@221	1266	case opc_monitorexit: {
lubomir@221	1267	out.append("/* monitor exit */");
lubomir@307	1268	smapper.popA();
lubomir@221	1269	break;
lubomir@221	1270	}
lubomir@221	1271
lubomir@585	1272	case opc_wide:
lubomir@585	1273	wide = true;
lubomir@585	1274	break;
lubomir@585	1275
jaroslav@104	1276	default: {
lubomir@585	1277	wide = false;
lubomir@283	1278	emit(out, "throw 'unknown bytecode @1';",
lubomir@283	1279	Integer.toString(c));
jaroslav@104	1280	}
jaroslav@0	1281	}
jaroslav@399	1282	if (debug(" //")) {
jaroslav@842	1283	generateByteCodeComment(prev, i, byteCodes);
jaroslav@0	1284	}
tzezula@285	1285	out.append("\n");
jaroslav@0	1286	}
jaroslav@398	1287	if (previousTrap != null) {
jaroslav@843	1288	generateCatch(previousTrap, byteCodes.length, topMostLabel);
jaroslav@398	1289	}
jaroslav@839	1290	out.append("\n }\n");
jaroslav@839	1291	while (openBraces-- > 0) {
jaroslav@839	1292	out.append('}');
jaroslav@839	1293	}
jaroslav@839	1294	out.append("\n};");
jaroslav@4	1295	}
jaroslav@4	1296
jaroslav@843	1297	private int generateIf(byte[] byteCodes, int i, final Variable v2, final Variable v1, final String test, int topMostLabel) throws IOException {
jaroslav@4	1298	int indx = i + readIntArg(byteCodes, i);
lubomir@281	1299	out.append("if (").append(v1)
lubomir@221	1300	.append(' ').append(test).append(' ')
jaroslav@839	1301	.append(v2).append(") ");
jaroslav@843	1302	goTo(out, i, indx, topMostLabel);
jaroslav@4	1303	return i + 2;
jaroslav@4	1304	}
jaroslav@839	1305
jaroslav@4	1306	private int readIntArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@5	1307	final int indxHi = byteCodes[offsetInstruction + 1] << 8;
jaroslav@5	1308	final int indxLo = byteCodes[offsetInstruction + 2];
jaroslav@5	1309	return (indxHi & 0xffffff00) \| (indxLo & 0xff);
jaroslav@4	1310	}
lubomir@697	1311	private int readInt4(byte[] byteCodes, int offset) {
lubomir@697	1312	final int d = byteCodes[offset + 0] << 24;
lubomir@697	1313	final int c = byteCodes[offset + 1] << 16;
lubomir@697	1314	final int b = byteCodes[offset + 2] << 8;
lubomir@697	1315	final int a = byteCodes[offset + 3];
jaroslav@115	1316	return (d & 0xff000000) \| (c & 0xff0000) \| (b & 0xff00) \| (a & 0xff);
jaroslav@115	1317	}
lubomir@697	1318	private int readUByte(byte[] byteCodes, int offset) {
lubomir@697	1319	return byteCodes[offset] & 0xff;
jtulach@128	1320	}
lubomir@585	1321
lubomir@697	1322	private int readUShort(byte[] byteCodes, int offset) {
lubomir@697	1323	return ((byteCodes[offset] & 0xff) << 8)
lubomir@697	1324	\| (byteCodes[offset + 1] & 0xff);
lubomir@697	1325	}
lubomir@697	1326
lubomir@697	1327	private int readShort(byte[] byteCodes, int offset) {
lubomir@697	1328	return (byteCodes[offset] << 8)
lubomir@697	1329	\| (byteCodes[offset + 1] & 0xff);
lubomir@585	1330	}
lubomir@585	1331
lubomir@281	1332	private static void countArgs(String descriptor, char[] returnType, StringBuilder sig, StringBuilder cnt) {
jaroslav@4	1333	int i = 0;
jaroslav@4	1334	Boolean count = null;
jaroslav@32	1335	boolean array = false;
jaroslav@248	1336	sig.append("__");
jaroslav@10	1337	int firstPos = sig.length();
jaroslav@4	1338	while (i < descriptor.length()) {
jaroslav@4	1339	char ch = descriptor.charAt(i++);
jaroslav@4	1340	switch (ch) {
jaroslav@4	1341	case '(':
jaroslav@4	1342	count = true;
jaroslav@4	1343	continue;
jaroslav@4	1344	case ')':
jaroslav@4	1345	count = false;
jaroslav@4	1346	continue;
jaroslav@4	1347	case 'B':
jaroslav@4	1348	case 'C':
jaroslav@4	1349	case 'D':
jaroslav@4	1350	case 'F':
jaroslav@4	1351	case 'I':
jaroslav@4	1352	case 'J':
jaroslav@4	1353	case 'S':
jaroslav@4	1354	case 'Z':
jaroslav@4	1355	if (count) {
jaroslav@32	1356	if (array) {
jaroslav@248	1357	sig.append("_3");
jaroslav@32	1358	}
jaroslav@4	1359	sig.append(ch);
jtulach@156	1360	if (ch == 'J' \|\| ch == 'D') {
jtulach@156	1361	cnt.append('1');
jtulach@156	1362	} else {
jtulach@156	1363	cnt.append('0');
jtulach@156	1364	}
jaroslav@4	1365	} else {
jaroslav@10	1366	sig.insert(firstPos, ch);
jaroslav@32	1367	if (array) {
lubomir@281	1368	returnType[0] = '[';
jaroslav@248	1369	sig.insert(firstPos, "_3");
lubomir@281	1370	} else {
lubomir@281	1371	returnType[0] = ch;
jaroslav@32	1372	}
jaroslav@4	1373	}
jaroslav@93	1374	array = false;
jaroslav@4	1375	continue;
jaroslav@4	1376	case 'V':
jaroslav@4	1377	assert !count;
lubomir@281	1378	returnType[0] = 'V';
jaroslav@10	1379	sig.insert(firstPos, 'V');
jaroslav@4	1380	continue;
jaroslav@4	1381	case 'L':
jaroslav@16	1382	int next = descriptor.indexOf(';', i);
jaroslav@248	1383	String realSig = mangleSig(descriptor, i - 1, next + 1);
jaroslav@4	1384	if (count) {
jaroslav@32	1385	if (array) {
jaroslav@248	1386	sig.append("_3");
jaroslav@32	1387	}
jaroslav@248	1388	sig.append(realSig);
jtulach@156	1389	cnt.append('0');
jaroslav@4	1390	} else {
jaroslav@248	1391	sig.insert(firstPos, realSig);
jaroslav@32	1392	if (array) {
jaroslav@248	1393	sig.insert(firstPos, "_3");
jaroslav@32	1394	}
lubomir@281	1395	returnType[0] = 'L';
jaroslav@4	1396	}
jaroslav@16	1397	i = next + 1;
lubomir@407	1398	array = false;
jaroslav@4	1399	continue;
jaroslav@4	1400	case '[':
jaroslav@248	1401	array = true;
jaroslav@4	1402	continue;
jaroslav@4	1403	default:
jaroslav@248	1404	throw new IllegalStateException("Invalid char: " + ch);
jaroslav@4	1405	}
jaroslav@4	1406	}
jaroslav@0	1407	}
jaroslav@248	1408
jaroslav@592	1409	static String mangleSig(String sig) {
jaroslav@592	1410	return mangleSig(sig, 0, sig.length());
jaroslav@592	1411	}
jaroslav@592	1412
jaroslav@248	1413	private static String mangleSig(String txt, int first, int last) {
jaroslav@248	1414	StringBuilder sb = new StringBuilder();
jaroslav@248	1415	for (int i = first; i < last; i++) {
jaroslav@248	1416	final char ch = txt.charAt(i);
jaroslav@248	1417	switch (ch) {
jaroslav@248	1418	case '/': sb.append('_'); break;
jaroslav@248	1419	case '_': sb.append("_1"); break;
jaroslav@248	1420	case ';': sb.append("_2"); break;
jaroslav@248	1421	case '[': sb.append("_3"); break;
jaroslav@248	1422	default: sb.append(ch); break;
jaroslav@248	1423	}
jaroslav@248	1424	}
jaroslav@248	1425	return sb.toString();
jaroslav@248	1426	}
jaroslav@9	1427
jaroslav@248	1428	private static String findMethodName(MethodData m, StringBuilder cnt) {
jaroslav@42	1429	StringBuilder name = new StringBuilder();
jaroslav@10	1430	if ("<init>".equals(m.getName())) { // NOI18N
jaroslav@42	1431	name.append("cons"); // NOI18N
jaroslav@19	1432	} else if ("<clinit>".equals(m.getName())) { // NOI18N
jaroslav@42	1433	name.append("class"); // NOI18N
jaroslav@10	1434	} else {
jaroslav@42	1435	name.append(m.getName());
jaroslav@10	1436	}
jaroslav@42	1437
lubomir@282	1438	countArgs(m.getInternalSig(), new char[1], name, cnt);
jaroslav@42	1439	return name.toString();
jaroslav@10	1440	}
jaroslav@10	1441
lubomir@282	1442	static String findMethodName(String[] mi, StringBuilder cnt, char[] returnType) {
jaroslav@10	1443	StringBuilder name = new StringBuilder();
jaroslav@151	1444	String descr = mi[2];//mi.getDescriptor();
jaroslav@151	1445	String nm= mi[1];
jaroslav@151	1446	if ("<init>".equals(nm)) { // NOI18N
jaroslav@10	1447	name.append("cons"); // NOI18N
jaroslav@10	1448	} else {
jaroslav@151	1449	name.append(nm);
jaroslav@10	1450	}
lubomir@282	1451	countArgs(descr, returnType, name, cnt);
jaroslav@10	1452	return name.toString();
jaroslav@10	1453	}
jaroslav@10	1454
lubomir@307	1455	private int invokeStaticMethod(byte[] byteCodes, int i, final StackMapper mapper, boolean isStatic)
jaroslav@10	1456	throws IOException {
jaroslav@10	1457	int methodIndex = readIntArg(byteCodes, i);
jaroslav@151	1458	String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281	1459	char[] returnType = { 'V' };
jtulach@156	1460	StringBuilder cnt = new StringBuilder();
lubomir@281	1461	String mn = findMethodName(mi, cnt, returnType);
lubomir@221	1462
lubomir@221	1463	final int numArguments = isStatic ? cnt.length() : cnt.length() + 1;
lubomir@281	1464	final Variable[] vars = new Variable[numArguments];
lubomir@221	1465
lubomir@281	1466	for (int j = numArguments - 1; j >= 0; --j) {
lubomir@281	1467	vars[j] = mapper.pop();
jaroslav@11	1468	}
lubomir@281	1469
lubomir@281	1470	if (returnType[0] != 'V') {
lubomir@474	1471	out.append("var ")
lubomir@474	1472	.append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281	1473	.append(" = ");
jaroslav@10	1474	}
lubomir@221	1475
jaroslav@151	1476	final String in = mi[0];
jaroslav@274	1477	out.append(accessClass(in.replace('/', '_')));
jaroslav@224	1478	out.append("(false).");
jaroslav@397	1479	if (mn.startsWith("cons_")) {
jaroslav@397	1480	out.append("constructor.");
jaroslav@397	1481	}
jaroslav@10	1482	out.append(mn);
jaroslav@442	1483	if (isStatic) {
jaroslav@442	1484	out.append('(');
jaroslav@442	1485	} else {
jaroslav@442	1486	out.append(".call(");
jaroslav@442	1487	}
lubomir@221	1488	if (numArguments > 0) {
lubomir@281	1489	out.append(vars[0]);
lubomir@281	1490	for (int j = 1; j < numArguments; ++j) {
lubomir@221	1491	out.append(", ");
lubomir@281	1492	out.append(vars[j]);
lubomir@221	1493	}
jaroslav@10	1494	}
lubomir@221	1495	out.append(");");
jaroslav@10	1496	i += 2;
jaroslav@18	1497	addReference(in);
jaroslav@10	1498	return i;
jaroslav@10	1499	}
lubomir@307	1500	private int invokeVirtualMethod(byte[] byteCodes, int i, final StackMapper mapper)
jaroslav@12	1501	throws IOException {
jaroslav@12	1502	int methodIndex = readIntArg(byteCodes, i);
jaroslav@151	1503	String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281	1504	char[] returnType = { 'V' };
jtulach@156	1505	StringBuilder cnt = new StringBuilder();
lubomir@281	1506	String mn = findMethodName(mi, cnt, returnType);
lubomir@221	1507
lubomir@281	1508	final int numArguments = cnt.length() + 1;
lubomir@281	1509	final Variable[] vars = new Variable[numArguments];
lubomir@221	1510
lubomir@281	1511	for (int j = numArguments - 1; j >= 0; --j) {
lubomir@281	1512	vars[j] = mapper.pop();
jaroslav@12	1513	}
lubomir@221	1514
lubomir@281	1515	if (returnType[0] != 'V') {
lubomir@474	1516	out.append("var ")
lubomir@474	1517	.append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281	1518	.append(" = ");
jaroslav@12	1519	}
lubomir@281	1520
lubomir@281	1521	out.append(vars[0]).append('.');
jaroslav@12	1522	out.append(mn);
jaroslav@12	1523	out.append('(');
jaroslav@442	1524	String sep = "";
lubomir@281	1525	for (int j = 1; j < numArguments; ++j) {
jaroslav@442	1526	out.append(sep);
lubomir@281	1527	out.append(vars[j]);
jaroslav@442	1528	sep = ", ";
jaroslav@12	1529	}
lubomir@221	1530	out.append(");");
jaroslav@12	1531	i += 2;
jaroslav@12	1532	return i;
jaroslav@12	1533	}
lubomir@221	1534
jaroslav@103	1535	private void addReference(String cn) throws IOException {
jtulach@162	1536	if (requireReference(cn)) {
jaroslav@399	1537	debug(" /* needs " + cn + " */");
jaroslav@18	1538	}
jaroslav@18	1539	}
jaroslav@16	1540
jaroslav@33	1541	private void outType(String d, StringBuilder out) {
jaroslav@33	1542	int arr = 0;
jaroslav@33	1543	while (d.charAt(0) == '[') {
jaroslav@33	1544	out.append('A');
jaroslav@33	1545	d = d.substring(1);
jaroslav@33	1546	}
jaroslav@16	1547	if (d.charAt(0) == 'L') {
jaroslav@16	1548	assert d.charAt(d.length() - 1) == ';';
jaroslav@16	1549	out.append(d.replace('/', '_').substring(0, d.length() - 1));
jaroslav@16	1550	} else {
jaroslav@16	1551	out.append(d);
jaroslav@16	1552	}
jaroslav@16	1553	}
jaroslav@21	1554
jaroslav@230	1555	private String encodeConstant(int entryIndex) throws IOException {
jaroslav@230	1556	String[] classRef = { null };
jaroslav@230	1557	String s = jc.stringValue(entryIndex, classRef);
jaroslav@230	1558	if (classRef[0] != null) {
jaroslav@567	1559	if (classRef[0].startsWith("[")) {
jaroslav@567	1560	s = accessClass("java_lang_Class") + "(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('" + classRef[0] + "');";
jaroslav@567	1561	} else {
jaroslav@567	1562	addReference(classRef[0]);
jaroslav@567	1563	s = accessClass(s.replace('/', '_')) + "(false).constructor.$class";
jaroslav@567	1564	}
jaroslav@230	1565	}
jaroslav@151	1566	return s;
jaroslav@21	1567	}
jaroslav@32	1568
lubomir@869	1569	private String javaScriptBody(String destObject, MethodData m, boolean isStatic) throws IOException {
jaroslav@152	1570	byte[] arr = m.findAnnotationData(true);
jaroslav@152	1571	if (arr == null) {
jaroslav@266	1572	return null;
jaroslav@152	1573	}
jaroslav@200	1574	final String jvmType = "Lorg/apidesign/bck2brwsr/core/JavaScriptBody;";
jaroslav@152	1575	class P extends AnnotationParser {
jaroslav@237	1576	public P() {
jaroslav@652	1577	super(false, true);
jaroslav@237	1578	}
jaroslav@237	1579
jaroslav@152	1580	int cnt;
jaroslav@152	1581	String[] args = new String[30];
jaroslav@152	1582	String body;
jaroslav@94	1583
jaroslav@152	1584	@Override
jaroslav@236	1585	protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152	1586	if (type.equals(jvmType)) {
jaroslav@152	1587	if ("body".equals(attr)) {
jaroslav@152	1588	body = value;
jaroslav@152	1589	} else if ("args".equals(attr)) {
jaroslav@152	1590	args[cnt++] = value;
jaroslav@152	1591	} else {
jaroslav@152	1592	throw new IllegalArgumentException(attr);
jaroslav@152	1593	}
jaroslav@152	1594	}
jaroslav@94	1595	}
jaroslav@94	1596	}
jaroslav@152	1597	P p = new P();
jaroslav@152	1598	p.parse(arr, jc);
jaroslav@152	1599	if (p.body == null) {
jaroslav@266	1600	return null;
jaroslav@152	1601	}
jtulach@156	1602	StringBuilder cnt = new StringBuilder();
jaroslav@266	1603	final String mn = findMethodName(m, cnt);
lubomir@869	1604	out.append(destObject).append(".").append(mn);
jaroslav@203	1605	out.append(" = function(");
jaroslav@442	1606	String space = "";
jaroslav@443	1607	int index = 0;
jtulach@156	1608	for (int i = 0; i < cnt.length(); i++) {
jaroslav@152	1609	out.append(space);
jaroslav@316	1610	space = outputArg(out, p.args, index);
jaroslav@152	1611	index++;
jaroslav@152	1612	}
jaroslav@152	1613	out.append(") {").append("\n");
jaroslav@152	1614	out.append(p.body);
jaroslav@152	1615	out.append("\n}\n");
jaroslav@266	1616	return mn;
jaroslav@151	1617	}
jaroslav@151	1618	private static String className(ClassData jc) {
jaroslav@151	1619	//return jc.getName().getInternalName().replace('/', '_');
jaroslav@151	1620	return jc.getClassName().replace('/', '_');
jaroslav@94	1621	}
jaroslav@152	1622
jaroslav@152	1623	private static String[] findAnnotation(
jaroslav@152	1624	byte[] arr, ClassData cd, final String className,
jaroslav@152	1625	final String... attrNames
jaroslav@152	1626	) throws IOException {
jaroslav@152	1627	if (arr == null) {
jaroslav@152	1628	return null;
jaroslav@152	1629	}
jaroslav@152	1630	final String[] values = new String[attrNames.length];
jaroslav@152	1631	final boolean[] found = { false };
jaroslav@152	1632	final String jvmType = "L" + className.replace('.', '/') + ";";
jaroslav@652	1633	AnnotationParser ap = new AnnotationParser(false, true) {
jaroslav@152	1634	@Override
jaroslav@236	1635	protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152	1636	if (type.equals(jvmType)) {
jaroslav@152	1637	found[0] = true;
jaroslav@152	1638	for (int i = 0; i < attrNames.length; i++) {
jaroslav@152	1639	if (attrNames[i].equals(attr)) {
jaroslav@152	1640	values[i] = value;
jaroslav@152	1641	}
jaroslav@152	1642	}
jaroslav@152	1643	}
jaroslav@152	1644	}
jaroslav@152	1645
jaroslav@152	1646	};
jaroslav@152	1647	ap.parse(arr, cd);
jaroslav@152	1648	return found[0] ? values : null;
jaroslav@152	1649	}
jaroslav@173	1650
jaroslav@173	1651	private CharSequence initField(FieldData v) {
jaroslav@173	1652	final String is = v.getInternalSig();
jaroslav@173	1653	if (is.length() == 1) {
jaroslav@173	1654	switch (is.charAt(0)) {
jaroslav@173	1655	case 'S':
jaroslav@173	1656	case 'J':
jaroslav@173	1657	case 'B':
jaroslav@173	1658	case 'Z':
jaroslav@173	1659	case 'C':
jaroslav@173	1660	case 'I': return " = 0;";
jaroslav@173	1661	case 'F':
jaroslav@180	1662	case 'D': return " = 0.0;";
jaroslav@173	1663	default:
jaroslav@173	1664	throw new IllegalStateException(is);
jaroslav@173	1665	}
jaroslav@173	1666	}
jaroslav@173	1667	return " = null;";
jaroslav@173	1668	}
jaroslav@235	1669
jaroslav@655	1670	private void generateAnno(ClassData cd, final Appendable out, byte[] data) throws IOException {
jaroslav@652	1671	AnnotationParser ap = new AnnotationParser(true, false) {
jaroslav@652	1672	int[] cnt = new int[32];
jaroslav@652	1673	int depth;
jaroslav@235	1674
jaroslav@235	1675	@Override
jaroslav@659	1676	protected void visitAnnotationStart(String attrType, boolean top) throws IOException {
jaroslav@659	1677	final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@659	1678	requireReference(slashType);
jaroslav@659	1679
jaroslav@652	1680	if (cnt[depth]++ > 0) {
jaroslav@237	1681	out.append(",");
jaroslav@237	1682	}
jaroslav@659	1683	if (top) {
jaroslav@659	1684	out.append('"').append(attrType).append("\" : ");
jaroslav@659	1685	}
jaroslav@659	1686	out.append("{\n");
jaroslav@652	1687	cnt[++depth] = 0;
jaroslav@235	1688	}
jaroslav@235	1689
jaroslav@235	1690	@Override
jaroslav@659	1691	protected void visitAnnotationEnd(String type, boolean top) throws IOException {
jaroslav@235	1692	out.append("\n}\n");
jaroslav@652	1693	depth--;
jaroslav@652	1694	}
jaroslav@652	1695
jaroslav@652	1696	@Override
jaroslav@652	1697	protected void visitValueStart(String attrName, char type) throws IOException {
jaroslav@652	1698	if (cnt[depth]++ > 0) {
jaroslav@652	1699	out.append(",\n");
jaroslav@652	1700	}
jaroslav@652	1701	cnt[++depth] = 0;
jaroslav@652	1702	if (attrName != null) {
jaroslav@652	1703	out.append(attrName).append(" : ");
jaroslav@652	1704	}
jaroslav@652	1705	if (type == '[') {
jaroslav@652	1706	out.append("[");
jaroslav@652	1707	}
jaroslav@652	1708	}
jaroslav@652	1709
jaroslav@652	1710	@Override
jaroslav@652	1711	protected void visitValueEnd(String attrName, char type) throws IOException {
jaroslav@652	1712	if (type == '[') {
jaroslav@652	1713	out.append("]");
jaroslav@652	1714	}
jaroslav@652	1715	depth--;
jaroslav@235	1716	}
jaroslav@235	1717
jaroslav@235	1718	@Override
jaroslav@236	1719	protected void visitAttr(String type, String attr, String attrType, String value)
jaroslav@235	1720	throws IOException {
jaroslav@652	1721	if (attr == null && value == null) {
jaroslav@266	1722	return;
jaroslav@266	1723	}
jaroslav@652	1724	out.append(value);
jaroslav@592	1725	}
jaroslav@655	1726
jaroslav@655	1727	@Override
jaroslav@655	1728	protected void visitEnumAttr(String type, String attr, String attrType, String value)
jaroslav@655	1729	throws IOException {
jaroslav@655	1730	final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@655	1731	requireReference(slashType);
jaroslav@655	1732
jaroslav@655	1733	out.append(accessClass(slashType.replace('/', '_')))
jaroslav@655	1734	.append("(false).constructor.").append(value);
jaroslav@235	1735	}
jaroslav@235	1736	};
jaroslav@235	1737	ap.parse(data, cd);
jaroslav@235	1738	}
jaroslav@316	1739
jaroslav@316	1740	private static String outputArg(Appendable out, String[] args, int indx) throws IOException {
jaroslav@316	1741	final String name = args[indx];
jaroslav@316	1742	if (name == null) {
jaroslav@316	1743	return "";
jaroslav@316	1744	}
jaroslav@316	1745	if (name.contains(",")) {
jaroslav@316	1746	throw new IOException("Wrong parameter with ',': " + name);
jaroslav@316	1747	}
jaroslav@316	1748	out.append(name);
jaroslav@316	1749	return ",";
jaroslav@316	1750	}
lubomir@317	1751
lubomir@283	1752	private static void emit(final Appendable out,
lubomir@283	1753	final String format,
lubomir@283	1754	final CharSequence... params) throws IOException {
lubomir@283	1755	final int length = format.length();
lubomir@283	1756
lubomir@283	1757	int processed = 0;
lubomir@283	1758	int paramOffset = format.indexOf('@');
lubomir@283	1759	while ((paramOffset != -1) && (paramOffset < (length - 1))) {
lubomir@283	1760	final char paramChar = format.charAt(paramOffset + 1);
lubomir@283	1761	if ((paramChar >= '1') && (paramChar <= '9')) {
lubomir@283	1762	final int paramIndex = paramChar - '0' - 1;
lubomir@283	1763
lubomir@283	1764	out.append(format, processed, paramOffset);
lubomir@283	1765	out.append(params[paramIndex]);
lubomir@283	1766
lubomir@283	1767	++paramOffset;
lubomir@283	1768	processed = paramOffset + 1;
lubomir@283	1769	}
lubomir@283	1770
lubomir@283	1771	paramOffset = format.indexOf('@', paramOffset + 1);
lubomir@283	1772	}
lubomir@283	1773
lubomir@283	1774	out.append(format, processed, length);
lubomir@283	1775	}
jaroslav@398	1776
jaroslav@843	1777	private void generateCatch(TrapData[] traps, int current, int topMostLabel) throws IOException {
jaroslav@400	1778	out.append("} catch (e) {\n");
jaroslav@401	1779	int finallyPC = -1;
jaroslav@398	1780	for (TrapData e : traps) {
jaroslav@398	1781	if (e == null) {
jaroslav@398	1782	break;
jaroslav@398	1783	}
jaroslav@398	1784	if (e.catch_cpx != 0) { //not finally
jaroslav@398	1785	final String classInternalName = jc.getClassName(e.catch_cpx);
jaroslav@398	1786	addReference(classInternalName);
jaroslav@423	1787	if ("java/lang/Throwable".equals(classInternalName)) {
jaroslav@423	1788	out.append("if (e.$instOf_java_lang_Throwable) {");
lubomir@474	1789	out.append(" var stA0 = e;");
jaroslav@423	1790	out.append("} else {");
lubomir@474	1791	out.append(" var stA0 = vm.java_lang_Throwable(true);");
jaroslav@442	1792	out.append(" vm.java_lang_Throwable.cons__VLjava_lang_String_2.call(stA0, e.toString());");
jaroslav@423	1793	out.append("}");
jaroslav@843	1794	goTo(out, current, e.handler_pc, topMostLabel);
jaroslav@423	1795	} else {
jaroslav@423	1796	out.append("if (e.$instOf_" + classInternalName.replace('/', '_') + ") {");
jaroslav@839	1797	out.append("var stA0 = e;");
jaroslav@843	1798	goTo(out, current, e.handler_pc, topMostLabel);
jaroslav@423	1799	out.append("}\n");
jaroslav@423	1800	}
jaroslav@398	1801	} else {
jaroslav@401	1802	finallyPC = e.handler_pc;
jaroslav@398	1803	}
jaroslav@398	1804	}
jaroslav@401	1805	if (finallyPC == -1) {
jaroslav@401	1806	out.append("throw e;");
jaroslav@401	1807	} else {
jaroslav@839	1808	out.append("var stA0 = e;");
jaroslav@843	1809	goTo(out, current, finallyPC, topMostLabel);
jaroslav@401	1810	}
jaroslav@400	1811	out.append("\n}");
jaroslav@398	1812	}
jaroslav@839	1813
jaroslav@843	1814	private static void goTo(Appendable out, int current, int to, int canBack) throws IOException {
jaroslav@839	1815	if (to < current) {
jaroslav@843	1816	if (canBack < to) {
jaroslav@843	1817	out.append("{ gt = 0; continue X_" + to + "; }");
jaroslav@843	1818	} else {
jaroslav@843	1819	out.append("{ gt = " + to + "; continue X_0; }");
jaroslav@843	1820	}
jaroslav@839	1821	} else {
jaroslav@839	1822	out.append("{ gt = " + to + "; break IF; }");
jaroslav@839	1823	}
jaroslav@839	1824	}
jaroslav@839	1825
jaroslav@843	1826	private static void emitIf(
jaroslav@843	1827	Appendable out, String pattern, Variable param,
jaroslav@843	1828	int current, int to, int canBack
jaroslav@843	1829	) throws IOException {
jaroslav@839	1830	emit(out, pattern, param);
jaroslav@843	1831	goTo(out, current, to, canBack);
jaroslav@839	1832	}
jaroslav@842	1833
jaroslav@842	1834	private void generateNewArray(int atype, final StackMapper smapper) throws IOException, IllegalStateException {
jaroslav@842	1835	String jvmType;
jaroslav@842	1836	switch (atype) {
jaroslav@842	1837	case 4: jvmType = "[Z"; break;
jaroslav@842	1838	case 5: jvmType = "[C"; break;
jaroslav@842	1839	case 6: jvmType = "[F"; break;
jaroslav@842	1840	case 7: jvmType = "[D"; break;
jaroslav@842	1841	case 8: jvmType = "[B"; break;
jaroslav@842	1842	case 9: jvmType = "[S"; break;
jaroslav@842	1843	case 10: jvmType = "[I"; break;
jaroslav@842	1844	case 11: jvmType = "[J"; break;
jaroslav@842	1845	default: throw new IllegalStateException("Array type: " + atype);
jaroslav@842	1846	}
jaroslav@842	1847	emit(out, "var @2 = Array.prototype.newArray__Ljava_lang_Object_2ZLjava_lang_String_2I(true, '@3', @1);",
jaroslav@842	1848	smapper.popI(), smapper.pushA(), jvmType);
jaroslav@842	1849	}
jaroslav@842	1850
jaroslav@842	1851	private void generateANewArray(int type, final StackMapper smapper) throws IOException {
jaroslav@842	1852	String typeName = jc.getClassName(type);
jaroslav@842	1853	if (typeName.startsWith("[")) {
jaroslav@842	1854	typeName = "[" + typeName;
jaroslav@842	1855	} else {
jaroslav@842	1856	typeName = "[L" + typeName + ";";
jaroslav@842	1857	}
jaroslav@842	1858	emit(out, "var @2 = Array.prototype.newArray__Ljava_lang_Object_2ZLjava_lang_String_2I(false, '@3', @1);",
jaroslav@842	1859	smapper.popI(), smapper.pushA(), typeName);
jaroslav@842	1860	}
jaroslav@842	1861
jaroslav@842	1862	private int generateMultiANewArray(int type, final byte[] byteCodes, int i, final StackMapper smapper) throws IOException {
jaroslav@842	1863	String typeName = jc.getClassName(type);
jaroslav@842	1864	int dim = readUByte(byteCodes, ++i);
jaroslav@842	1865	StringBuilder dims = new StringBuilder();
jaroslav@842	1866	dims.append('[');
jaroslav@842	1867	for (int d = 0; d < dim; d++) {
jaroslav@842	1868	if (d != 0) {
jaroslav@842	1869	dims.insert(1, ",");
jaroslav@842	1870	}
jaroslav@842	1871	dims.insert(1, smapper.popI());
jaroslav@842	1872	}
jaroslav@842	1873	dims.append(']');
jaroslav@842	1874	emit(out, "var @2 = Array.prototype.multiNewArray__Ljava_lang_Object_2Ljava_lang_String_2_3II('@3', @1, 0);",
jaroslav@842	1875	dims.toString(), smapper.pushA(), typeName);
jaroslav@842	1876	return i;
jaroslav@842	1877	}
jaroslav@842	1878
jaroslav@843	1879	private int generateTableSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842	1880	int table = i / 4 * 4 + 4;
jaroslav@842	1881	int dflt = i + readInt4(byteCodes, table);
jaroslav@842	1882	table += 4;
jaroslav@842	1883	int low = readInt4(byteCodes, table);
jaroslav@842	1884	table += 4;
jaroslav@842	1885	int high = readInt4(byteCodes, table);
jaroslav@842	1886	table += 4;
jaroslav@842	1887	out.append("switch (").append(smapper.popI()).append(") {\n");
jaroslav@842	1888	while (low <= high) {
jaroslav@842	1889	int offset = i + readInt4(byteCodes, table);
jaroslav@842	1890	table += 4;
jaroslav@843	1891	out.append(" case " + low).append(":"); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842	1892	low++;
jaroslav@842	1893	}
jaroslav@842	1894	out.append(" default: ");
jaroslav@843	1895	goTo(out, i, dflt, topMostLabel);
jaroslav@842	1896	out.append("\n}");
jaroslav@842	1897	i = table - 1;
jaroslav@842	1898	return i;
jaroslav@842	1899	}
jaroslav@842	1900
jaroslav@843	1901	private int generateLookupSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842	1902	int table = i / 4 * 4 + 4;
jaroslav@842	1903	int dflt = i + readInt4(byteCodes, table);
jaroslav@842	1904	table += 4;
jaroslav@842	1905	int n = readInt4(byteCodes, table);
jaroslav@842	1906	table += 4;
jaroslav@842	1907	out.append("switch (").append(smapper.popI()).append(") {\n");
jaroslav@842	1908	while (n-- > 0) {
jaroslav@842	1909	int cnstnt = readInt4(byteCodes, table);
jaroslav@842	1910	table += 4;
jaroslav@842	1911	int offset = i + readInt4(byteCodes, table);
jaroslav@842	1912	table += 4;
jaroslav@843	1913	out.append(" case " + cnstnt).append(": "); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842	1914	}
jaroslav@842	1915	out.append(" default: ");
jaroslav@843	1916	goTo(out, i, dflt, topMostLabel);
jaroslav@842	1917	out.append("\n}");
jaroslav@842	1918	i = table - 1;
jaroslav@842	1919	return i;
jaroslav@842	1920	}
jaroslav@842	1921
jaroslav@842	1922	private void generateInstanceOf(int indx, final StackMapper smapper) throws IOException {
jaroslav@842	1923	final String type = jc.getClassName(indx);
jaroslav@842	1924	if (!type.startsWith("[")) {
jaroslav@842	1925	emit(out, "var @2 = @1 != null && @1.$instOf_@3 ? 1 : 0;",
jaroslav@842	1926	smapper.popA(), smapper.pushI(),
jaroslav@842	1927	type.replace('/', '_'));
jaroslav@842	1928	} else {
jaroslav@842	1929	emit(out, "var @2 = vm.java_lang_Class(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('@3').isInstance__ZLjava_lang_Object_2(@1);",
jaroslav@842	1930	smapper.popA(), smapper.pushI(),
jaroslav@842	1931	type
jaroslav@842	1932	);
jaroslav@842	1933	}
jaroslav@842	1934	}
jaroslav@842	1935
jaroslav@842	1936	private void generateCheckcast(int indx, final StackMapper smapper) throws IOException {
jaroslav@842	1937	final String type = jc.getClassName(indx);
jaroslav@842	1938	if (!type.startsWith("[")) {
jaroslav@842	1939	emit(out,
jaroslav@842	1940	"if (@1 !== null && !@1.$instOf_@2) throw {};",
jaroslav@842	1941	smapper.getA(0), type.replace('/', '_'));
jaroslav@842	1942	} else {
jaroslav@842	1943	emit(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@842	1944	smapper.getA(0), type
jaroslav@842	1945	);
jaroslav@842	1946	}
jaroslav@842	1947	}
jaroslav@842	1948
jaroslav@842	1949	private void generateByteCodeComment(int prev, int i, final byte[] byteCodes) throws IOException {
jaroslav@842	1950	for (int j = prev; j <= i; j++) {
jaroslav@842	1951	out.append(" ");
jaroslav@842	1952	final int cc = readUByte(byteCodes, j);
jaroslav@842	1953	out.append(Integer.toString(cc));
jaroslav@842	1954	}
jaroslav@842	1955	}
jaroslav@0	1956	}

author	Lubomir Nerad <lubomir.nerad@oracle.com>
	Thu, 21 Mar 2013 18:48:46 +0100
branch	closure
changeset 869	151f4ccd7673
parent 861	f41a1fef7738
child 880	32eb44c74e1e
permissions	-rw-r--r--