hg/bck2brwsr: rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java@f5c9934a252c (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;
jaroslav@0	31
lubomir@1029	32	protected ByteCodeToJavaScript(Appendable out) {
jaroslav@0	33	this.out = out;
jaroslav@0	34	}
jtulach@162	35
jtulach@162	36	/* Collects additional required resources.
jtulach@162	37	*
jtulach@162	38	* @param internalClassName classes that were referenced and should be loaded in order the
jtulach@162	39	* generated JavaScript code works properly. The names are in internal
jtulach@162	40	* JVM form so String is <code>java/lang/String</code>.
jtulach@162	41	*/
jtulach@162	42	protected abstract boolean requireReference(String internalClassName);
jtulach@162	43
jtulach@162	44	/*
jtulach@162	45	* @param resourcePath name of resources to read
jtulach@162	46	*/
jaroslav@503	47	protected abstract void requireScript(String resourcePath) throws IOException;
jaroslav@213	48
jaroslav@213	49	/** Allows subclasses to redefine what field a function representing a
jaroslav@213	50	* class gets assigned. By default it returns the suggested name followed
jaroslav@213	51	* by <code>" = "</code>;
jaroslav@213	52	*
jaroslav@213	53	* @param className suggested name of the class
jaroslav@213	54	*/
jaroslav@274	55	/* protected */ String assignClass(String className) {
jaroslav@213	56	return className + " = ";
jaroslav@213	57	}
jaroslav@274	58	/* protected */ String accessClass(String classOperation) {
jaroslav@274	59	return classOperation;
jaroslav@274	60	}
lubomir@869	61
lubomir@1084	62	protected String accessMember(String object, String mangledName,
lubomir@1084	63	String[] fieldInfoName) throws IOException {
lubomir@1084	64	return object + "." + mangledName;
lubomir@1084	65	}
lubomir@1084	66
lubomir@1029	67	protected void declaredClass(ClassData classData, String mangledName)
lubomir@1029	68	throws IOException {
lubomir@1029	69	}
lubomir@869	70
lubomir@1083	71	protected void declaredField(FieldData fieldData,
lubomir@1083	72	String destObject,
lubomir@1083	73	String mangledName) throws IOException {
lubomir@1083	74	}
lubomir@1083	75
lubomir@1083	76	protected void declaredMethod(MethodData methodData,
lubomir@1083	77	String destObject,
lubomir@1083	78	String mangledName) throws IOException {
lubomir@1083	79	}
lubomir@1083	80
jaroslav@399	81	/** Prints out a debug message.
jaroslav@399	82	*
jaroslav@399	83	* @param msg the message
jaroslav@399	84	* @return true if the message has been printed
jaroslav@399	85	* @throws IOException
jaroslav@399	86	*/
jaroslav@399	87	boolean debug(String msg) throws IOException {
jaroslav@399	88	out.append(msg);
jaroslav@399	89	return true;
jaroslav@399	90	}
jaroslav@18	91
jaroslav@18	92	/**
jaroslav@18	93	* Converts a given class file to a JavaScript version.
jaroslav@18	94	*
jaroslav@0	95	* @param classFile input stream with code of the .class file
jaroslav@97	96	* @return the initialization code for this class, if any. Otherwise <code>null</code>
jaroslav@91	97	*
jaroslav@0	98	* @throws IOException if something goes wrong during read or write or translating
jaroslav@0	99	*/
jaroslav@18	100
jtulach@162	101	public String compile(InputStream classFile) throws IOException {
lubomir@1084	102	return compile(new ClassData(classFile));
lubomir@1084	103	}
lubomir@1084	104
lubomir@1084	105	protected String compile(ClassData classData) throws IOException {
lubomir@1084	106	this.jc = classData;
jaroslav@324	107	if (jc.getMajor_version() < 50) {
jaroslav@324	108	throw new IOException("Can't compile " + jc.getClassName() + ". Class file version " + jc.getMajor_version() + "."
jaroslav@324	109	+ jc.getMinor_version() + " - recompile with -target 1.6 (at least)."
jaroslav@324	110	);
jaroslav@324	111	}
jaroslav@152	112	byte[] arrData = jc.findAnnotationData(true);
jaroslav@170	113	String[] arr = findAnnotation(arrData, jc,
jaroslav@170	114	"org.apidesign.bck2brwsr.core.ExtraJavaScript",
jaroslav@170	115	"resource", "processByteCode"
jaroslav@170	116	);
jaroslav@152	117	if (arr != null) {
lubomir@848	118	if (!arr[0].isEmpty()) {
lubomir@848	119	requireScript(arr[0]);
lubomir@848	120	}
jaroslav@152	121	if ("0".equals(arr[1])) {
jaroslav@97	122	return null;
jaroslav@91	123	}
jaroslav@91	124	}
jaroslav@239	125	String[] proto = findAnnotation(arrData, jc,
jaroslav@239	126	"org.apidesign.bck2brwsr.core.JavaScriptPrototype",
jaroslav@239	127	"container", "prototype"
jaroslav@239	128	);
jtulach@162	129	StringArray toInitilize = new StringArray();
jaroslav@151	130	final String className = className(jc);
jaroslav@213	131	out.append("\n\n").append(assignClass(className));
jaroslav@880	132	out.append("function ").append(className).append("() {");
jaroslav@880	133	out.append("\n var CLS = ").append(className).append(';');
jaroslav@711	134	out.append("\n if (!CLS.$class) {");
jaroslav@239	135	if (proto == null) {
jaroslav@239	136	String sc = jc.getSuperClassName(); // with _
jaroslav@230	137	out.append("\n var pp = ").
jaroslav@274	138	append(accessClass(sc.replace('/', '_'))).append("(true);");
jaroslav@230	139	out.append("\n var p = CLS.prototype = pp;");
jaroslav@239	140	out.append("\n var c = p;");
jaroslav@230	141	out.append("\n var sprcls = pp.constructor.$class;");
jtulach@130	142	} else {
jaroslav@240	143	out.append("\n var p = CLS.prototype = ").append(proto[1]).append(";");
jaroslav@316	144	if (proto[0] == null) {
jaroslav@316	145	proto[0] = "p";
jaroslav@316	146	}
jaroslav@239	147	out.append("\n var c = ").append(proto[0]).append(";");
jaroslav@230	148	out.append("\n var sprcls = null;");
jaroslav@13	149	}
jaroslav@592	150	for (FieldData v : jc.getFields()) {
jaroslav@592	151	if (v.isStatic()) {
jaroslav@592	152	out.append("\n CLS.").append(v.getName()).append(initField(v));
jaroslav@775	153	out.append("\n c._").append(v.getName()).append(" = function (v) {")
jaroslav@775	154	.append(" if (arguments.length == 1) CLS.").append(v.getName())
jaroslav@775	155	.append(" = v; return CLS.").
jaroslav@775	156	append(v.getName()).append("; };");
jaroslav@592	157	} else {
jaroslav@592	158	out.append("\n c._").append(v.getName()).append(" = function (v) {")
jaroslav@592	159	.append(" if (arguments.length == 1) this.fld_").
jaroslav@592	160	append(className).append('_').append(v.getName())
jaroslav@592	161	.append(" = v; return this.fld_").
jaroslav@592	162	append(className).append('_').append(v.getName())
jaroslav@592	163	.append("; };");
jaroslav@592	164	}
lubomir@869	165
lubomir@1083	166	declaredField(v, "c", "_" + v.getName());
jaroslav@592	167	}
jaroslav@151	168	for (MethodData m : jc.getMethods()) {
jaroslav@240	169	byte[] onlyArr = m.findAnnotationData(true);
jaroslav@240	170	String[] only = findAnnotation(onlyArr, jc,
jaroslav@240	171	"org.apidesign.bck2brwsr.core.JavaScriptOnly",
jaroslav@240	172	"name", "value"
jaroslav@240	173	);
jaroslav@240	174	if (only != null) {
jaroslav@240	175	if (only[0] != null && only[1] != null) {
jaroslav@240	176	out.append("\n p.").append(only[0]).append(" = ")
jaroslav@240	177	.append(only[1]).append(";");
jaroslav@240	178	}
jaroslav@240	179	continue;
jaroslav@240	180	}
lubomir@869	181	String destObject;
jaroslav@266	182	String mn;
lubomir@869	183	out.append("\n ");
jaroslav@203	184	if (m.isStatic()) {
lubomir@869	185	destObject = "c";
lubomir@869	186	mn = generateStaticMethod(destObject, m, toInitilize);
jaroslav@203	187	} else {
jaroslav@397	188	if (m.isConstructor()) {
lubomir@869	189	destObject = "CLS";
lubomir@869	190	mn = generateInstanceMethod(destObject, m);
jaroslav@397	191	} else {
lubomir@869	192	destObject = "c";
lubomir@869	193	mn = generateInstanceMethod(destObject, m);
jaroslav@397	194	}
jaroslav@266	195	}
lubomir@1083	196	declaredMethod(m, destObject, mn);
jaroslav@266	197	byte[] runAnno = m.findAnnotationData(false);
jaroslav@266	198	if (runAnno != null) {
lubomir@869	199	out.append("\n ").append(destObject).append(".").append(mn).append(".anno = {");
jaroslav@266	200	generateAnno(jc, out, runAnno);
jaroslav@266	201	out.append("\n };");
jaroslav@38	202	}
lubomir@869	203	out.append("\n ").append(destObject).append(".").append(mn).append(".access = " + m.getAccess()).append(";");
lubomir@869	204	out.append("\n ").append(destObject).append(".").append(mn).append(".cls = CLS;");
jaroslav@38	205	}
jaroslav@239	206	out.append("\n c.constructor = CLS;");
lubomir@1082	207	out.append("\n c['$instOf_").append(className).append("'] = true;");
jaroslav@151	208	for (String superInterface : jc.getSuperInterfaces()) {
lubomir@1082	209	out.append("\n c['$instOf_").append(superInterface.replace('/', '_')).append("'] = true;");
jaroslav@40	210	}
jaroslav@711	211	out.append("\n CLS.$class = 'temp';");
jaroslav@274	212	out.append("\n CLS.$class = ");
jaroslav@274	213	out.append(accessClass("java_lang_Class(true);"));
jaroslav@225	214	out.append("\n CLS.$class.jvmName = '").append(jc.getClassName()).append("';");
jaroslav@230	215	out.append("\n CLS.$class.superclass = sprcls;");
jaroslav@355	216	out.append("\n CLS.$class.access = ").append(jc.getAccessFlags()+";");
jaroslav@231	217	out.append("\n CLS.$class.cnstr = CLS;");
jaroslav@235	218	byte[] classAnno = jc.findAnnotationData(false);
jaroslav@235	219	if (classAnno != null) {
jaroslav@235	220	out.append("\n CLS.$class.anno = {");
jaroslav@235	221	generateAnno(jc, out, classAnno);
jaroslav@235	222	out.append("\n };");
jaroslav@235	223	}
jaroslav@834	224	for (String init : toInitilize.toArray()) {
jaroslav@834	225	out.append("\n ").append(init).append("();");
jaroslav@834	226	}
jaroslav@204	227	out.append("\n }");
jaroslav@205	228	out.append("\n if (arguments.length === 0) {");
jaroslav@226	229	out.append("\n if (!(this instanceof CLS)) {");
jaroslav@226	230	out.append("\n return new CLS();");
jaroslav@226	231	out.append("\n }");
jaroslav@205	232	for (FieldData v : jc.getFields()) {
jaroslav@240	233	byte[] onlyArr = v.findAnnotationData(true);
jaroslav@240	234	String[] only = findAnnotation(onlyArr, jc,
jaroslav@240	235	"org.apidesign.bck2brwsr.core.JavaScriptOnly",
jaroslav@240	236	"name", "value"
jaroslav@240	237	);
jaroslav@240	238	if (only != null) {
jaroslav@240	239	if (only[0] != null && only[1] != null) {
jaroslav@240	240	out.append("\n p.").append(only[0]).append(" = ")
jaroslav@240	241	.append(only[1]).append(";");
jaroslav@240	242	}
jaroslav@240	243	continue;
jaroslav@240	244	}
jaroslav@205	245	if (!v.isStatic()) {
jaroslav@205	246	out.append("\n this.fld_").
jaroslav@592	247	append(className).append('_').
jaroslav@205	248	append(v.getName()).append(initField(v));
jaroslav@205	249	}
jaroslav@205	250	}
jaroslav@205	251	out.append("\n return this;");
jaroslav@205	252	out.append("\n }");
jaroslav@224	253	out.append("\n return arguments[0] ? new CLS() : CLS.prototype;");
jaroslav@509	254	out.append("\n};");
lubomir@869	255
lubomir@1029	256	declaredClass(jc, className);
lubomir@869	257
jaroslav@834	258	// StringBuilder sb = new StringBuilder();
jaroslav@834	259	// for (String init : toInitilize.toArray()) {
jaroslav@834	260	// sb.append("\n").append(init).append("();");
jaroslav@834	261	// }
jaroslav@834	262	return "";
jaroslav@0	263	}
lubomir@869	264	private String generateStaticMethod(String destObject, MethodData m, StringArray toInitilize) throws IOException {
lubomir@869	265	String jsb = javaScriptBody(destObject, m, true);
jaroslav@266	266	if (jsb != null) {
jaroslav@266	267	return jsb;
jaroslav@94	268	}
lubomir@307	269	final String mn = findMethodName(m, new StringBuilder());
jaroslav@248	270	if (mn.equals("class__V")) {
jaroslav@274	271	toInitilize.add(accessClass(className(jc)) + "(false)." + mn);
jaroslav@21	272	}
lubomir@869	273	generateMethod(destObject, mn, m);
jaroslav@266	274	return mn;
jaroslav@10	275	}
lubomir@307	276
lubomir@869	277	private String generateInstanceMethod(String destObject, MethodData m) throws IOException {
lubomir@869	278	String jsb = javaScriptBody(destObject, m, false);
jaroslav@266	279	if (jsb != null) {
jaroslav@266	280	return jsb;
jaroslav@94	281	}
lubomir@307	282	final String mn = findMethodName(m, new StringBuilder());
lubomir@869	283	generateMethod(destObject, mn, m);
jaroslav@266	284	return mn;
jaroslav@0	285	}
jaroslav@0	286
lubomir@869	287	private void generateMethod(String destObject, String name, MethodData m)
lubomir@307	288	throws IOException {
lubomir@307	289	final StackMapIterator stackMapIterator = m.createStackMapIterator();
jaroslav@376	290	TrapDataIterator trap = m.getTrapDataIterator();
lubomir@307	291	final LocalsMapper lmapper =
lubomir@307	292	new LocalsMapper(stackMapIterator.getArguments());
lubomir@307	293
lubomir@869	294	out.append(destObject).append(".").append(name).append(" = function(");
jaroslav@442	295	lmapper.outputArguments(out, m.isStatic());
lubomir@307	296	out.append(") {").append("\n");
lubomir@307	297
lubomir@221	298	final byte[] byteCodes = m.getCode();
lubomir@307	299	if (byteCodes == null) {
lubomir@307	300	out.append(" throw 'no code found for ")
jaroslav@424	301	.append(jc.getClassName()).append('.')
jaroslav@424	302	.append(m.getName()).append("';\n");
lubomir@307	303	out.append("};");
lubomir@307	304	return;
lubomir@307	305	}
lubomir@307	306
lubomir@307	307	final StackMapper smapper = new StackMapper();
lubomir@307	308
jaroslav@442	309	if (!m.isStatic()) {
jaroslav@442	310	out.append(" var ").append(" lcA0 = this;\n");
jaroslav@442	311	}
lubomir@221	312
lubomir@221	313	int lastStackFrame = -1;
jaroslav@398	314	TrapData[] previousTrap = null;
lubomir@585	315	boolean wide = false;
jaroslav@398	316
jaroslav@839	317	out.append("\n var gt = 0;\n");
jaroslav@839	318	int openBraces = 0;
jaroslav@843	319	int topMostLabel = 0;
jaroslav@0	320	for (int i = 0; i < byteCodes.length; i++) {
jaroslav@272	321	int prev = i;
lubomir@221	322	stackMapIterator.advanceTo(i);
jaroslav@398	323	boolean changeInCatch = trap.advanceTo(i);
jaroslav@398	324	if (changeInCatch \|\| lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@398	325	if (previousTrap != null) {
jaroslav@843	326	generateCatch(previousTrap, i, topMostLabel);
jaroslav@398	327	previousTrap = null;
jaroslav@398	328	}
jaroslav@398	329	}
lubomir@221	330	if (lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@839	331	if (i != 0) {
jaroslav@839	332	out.append(" }\n");
jaroslav@839	333	}
jaroslav@843	334	if (openBraces > 64) {
jaroslav@843	335	for (int c = 0; c < 64; c++) {
jaroslav@843	336	out.append("break;}\n");
jaroslav@843	337	}
jaroslav@843	338	openBraces = 1;
jaroslav@843	339	topMostLabel = i;
jaroslav@843	340	}
jaroslav@839	341
lubomir@221	342	lastStackFrame = stackMapIterator.getFrameIndex();
lubomir@307	343	lmapper.syncWithFrameLocals(stackMapIterator.getFrameLocals());
lubomir@307	344	smapper.syncWithFrameStack(stackMapIterator.getFrameStack());
jaroslav@839	345	out.append(" X_" + i).append(": for (;;) { IF: if (gt <= " + i + ") {\n");
jaroslav@839	346	openBraces++;
jaroslav@398	347	changeInCatch = true;
lubomir@221	348	} else {
jaroslav@399	349	debug(" /* " + i + " */ ");
lubomir@221	350	}
jaroslav@398	351	if (changeInCatch && trap.useTry()) {
tzezula@285	352	out.append("try {");
jaroslav@398	353	previousTrap = trap.current();
tzezula@285	354	}
lubomir@585	355	final int c = readUByte(byteCodes, i);
jaroslav@0	356	switch (c) {
jaroslav@151	357	case opc_aload_0:
lubomir@474	358	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(0));
lubomir@281	359	break;
jaroslav@151	360	case opc_iload_0:
lubomir@474	361	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(0));
lubomir@281	362	break;
jaroslav@151	363	case opc_lload_0:
lubomir@474	364	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(0));
lubomir@281	365	break;
jaroslav@151	366	case opc_fload_0:
lubomir@474	367	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(0));
lubomir@281	368	break;
jaroslav@151	369	case opc_dload_0:
lubomir@474	370	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(0));
jaroslav@0	371	break;
jaroslav@151	372	case opc_aload_1:
lubomir@474	373	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(1));
lubomir@281	374	break;
jaroslav@151	375	case opc_iload_1:
lubomir@474	376	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(1));
lubomir@281	377	break;
jaroslav@151	378	case opc_lload_1:
lubomir@474	379	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(1));
lubomir@281	380	break;
jaroslav@151	381	case opc_fload_1:
lubomir@474	382	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(1));
lubomir@281	383	break;
jaroslav@151	384	case opc_dload_1:
lubomir@474	385	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(1));
jaroslav@0	386	break;
jaroslav@151	387	case opc_aload_2:
lubomir@474	388	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(2));
lubomir@281	389	break;
jaroslav@151	390	case opc_iload_2:
lubomir@474	391	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(2));
lubomir@281	392	break;
jaroslav@151	393	case opc_lload_2:
lubomir@474	394	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(2));
lubomir@281	395	break;
jaroslav@151	396	case opc_fload_2:
lubomir@474	397	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(2));
lubomir@281	398	break;
jaroslav@151	399	case opc_dload_2:
lubomir@474	400	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(2));
jaroslav@2	401	break;
jaroslav@151	402	case opc_aload_3:
lubomir@474	403	emit(out, "var @1 = @2;", smapper.pushA(), lmapper.getA(3));
lubomir@281	404	break;
jaroslav@151	405	case opc_iload_3:
lubomir@474	406	emit(out, "var @1 = @2;", smapper.pushI(), lmapper.getI(3));
lubomir@281	407	break;
jaroslav@151	408	case opc_lload_3:
lubomir@474	409	emit(out, "var @1 = @2;", smapper.pushL(), lmapper.getL(3));
lubomir@281	410	break;
jaroslav@151	411	case opc_fload_3:
lubomir@474	412	emit(out, "var @1 = @2;", smapper.pushF(), lmapper.getF(3));
lubomir@281	413	break;
jaroslav@151	414	case opc_dload_3:
lubomir@474	415	emit(out, "var @1 = @2;", smapper.pushD(), lmapper.getD(3));
jaroslav@3	416	break;
lubomir@281	417	case opc_iload: {
lubomir@585	418	++i;
lubomir@585	419	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	420	: readUByte(byteCodes, i);
lubomir@585	421	wide = false;
lubomir@474	422	emit(out, "var @1 = @2;",
lubomir@474	423	smapper.pushI(), lmapper.getI(indx));
lubomir@281	424	break;
lubomir@281	425	}
lubomir@281	426	case opc_lload: {
lubomir@585	427	++i;
lubomir@585	428	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	429	: readUByte(byteCodes, i);
lubomir@585	430	wide = false;
lubomir@474	431	emit(out, "var @1 = @2;",
lubomir@474	432	smapper.pushL(), lmapper.getL(indx));
lubomir@281	433	break;
lubomir@281	434	}
lubomir@281	435	case opc_fload: {
lubomir@585	436	++i;
lubomir@585	437	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	438	: readUByte(byteCodes, i);
lubomir@585	439	wide = false;
lubomir@474	440	emit(out, "var @1 = @2;",
lubomir@474	441	smapper.pushF(), lmapper.getF(indx));
lubomir@281	442	break;
lubomir@281	443	}
lubomir@281	444	case opc_dload: {
lubomir@585	445	++i;
lubomir@585	446	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	447	: readUByte(byteCodes, i);
lubomir@585	448	wide = false;
lubomir@474	449	emit(out, "var @1 = @2;",
lubomir@474	450	smapper.pushD(), lmapper.getD(indx));
lubomir@281	451	break;
lubomir@281	452	}
jaroslav@151	453	case opc_aload: {
lubomir@585	454	++i;
lubomir@585	455	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	456	: readUByte(byteCodes, i);
lubomir@585	457	wide = false;
lubomir@474	458	emit(out, "var @1 = @2;",
lubomir@474	459	smapper.pushA(), lmapper.getA(indx));
jaroslav@3	460	break;
jaroslav@3	461	}
lubomir@281	462	case opc_istore: {
lubomir@585	463	++i;
lubomir@585	464	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	465	: readUByte(byteCodes, i);
lubomir@585	466	wide = false;
lubomir@474	467	emit(out, "var @1 = @2;",
lubomir@474	468	lmapper.setI(indx), smapper.popI());
lubomir@281	469	break;
lubomir@281	470	}
lubomir@281	471	case opc_lstore: {
lubomir@585	472	++i;
lubomir@585	473	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	474	: readUByte(byteCodes, i);
lubomir@585	475	wide = false;
lubomir@474	476	emit(out, "var @1 = @2;",
lubomir@474	477	lmapper.setL(indx), smapper.popL());
lubomir@281	478	break;
lubomir@281	479	}
lubomir@281	480	case opc_fstore: {
lubomir@585	481	++i;
lubomir@585	482	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	483	: readUByte(byteCodes, i);
lubomir@585	484	wide = false;
lubomir@474	485	emit(out, "var @1 = @2;",
lubomir@474	486	lmapper.setF(indx), smapper.popF());
lubomir@281	487	break;
lubomir@281	488	}
lubomir@281	489	case opc_dstore: {
lubomir@585	490	++i;
lubomir@585	491	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	492	: readUByte(byteCodes, i);
lubomir@585	493	wide = false;
lubomir@474	494	emit(out, "var @1 = @2;",
lubomir@474	495	lmapper.setD(indx), smapper.popD());
lubomir@281	496	break;
lubomir@281	497	}
jaroslav@151	498	case opc_astore: {
lubomir@585	499	++i;
lubomir@585	500	final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585	501	: readUByte(byteCodes, i);
lubomir@585	502	wide = false;
lubomir@474	503	emit(out, "var @1 = @2;",
lubomir@474	504	lmapper.setA(indx), smapper.popA());
jaroslav@31	505	break;
jaroslav@31	506	}
jaroslav@151	507	case opc_astore_0:
lubomir@474	508	emit(out, "var @1 = @2;", lmapper.setA(0), smapper.popA());
lubomir@281	509	break;
jaroslav@151	510	case opc_istore_0:
lubomir@474	511	emit(out, "var @1 = @2;", lmapper.setI(0), smapper.popI());
lubomir@281	512	break;
jaroslav@151	513	case opc_lstore_0:
lubomir@474	514	emit(out, "var @1 = @2;", lmapper.setL(0), smapper.popL());
lubomir@281	515	break;
jaroslav@151	516	case opc_fstore_0:
lubomir@474	517	emit(out, "var @1 = @2;", lmapper.setF(0), smapper.popF());
lubomir@281	518	break;
jaroslav@151	519	case opc_dstore_0:
lubomir@474	520	emit(out, "var @1 = @2;", lmapper.setD(0), smapper.popD());
jaroslav@5	521	break;
jaroslav@151	522	case opc_astore_1:
lubomir@474	523	emit(out, "var @1 = @2;", lmapper.setA(1), smapper.popA());
lubomir@281	524	break;
jaroslav@151	525	case opc_istore_1:
lubomir@474	526	emit(out, "var @1 = @2;", lmapper.setI(1), smapper.popI());
lubomir@281	527	break;
jaroslav@151	528	case opc_lstore_1:
lubomir@474	529	emit(out, "var @1 = @2;", lmapper.setL(1), smapper.popL());
lubomir@281	530	break;
jaroslav@151	531	case opc_fstore_1:
lubomir@474	532	emit(out, "var @1 = @2;", lmapper.setF(1), smapper.popF());
lubomir@281	533	break;
jaroslav@151	534	case opc_dstore_1:
lubomir@474	535	emit(out, "var @1 = @2;", lmapper.setD(1), smapper.popD());
jaroslav@5	536	break;
jaroslav@151	537	case opc_astore_2:
lubomir@474	538	emit(out, "var @1 = @2;", lmapper.setA(2), smapper.popA());
lubomir@281	539	break;
jaroslav@151	540	case opc_istore_2:
lubomir@474	541	emit(out, "var @1 = @2;", lmapper.setI(2), smapper.popI());
lubomir@281	542	break;
jaroslav@151	543	case opc_lstore_2:
lubomir@474	544	emit(out, "var @1 = @2;", lmapper.setL(2), smapper.popL());
lubomir@281	545	break;
jaroslav@151	546	case opc_fstore_2:
lubomir@474	547	emit(out, "var @1 = @2;", lmapper.setF(2), smapper.popF());
lubomir@281	548	break;
jaroslav@151	549	case opc_dstore_2:
lubomir@474	550	emit(out, "var @1 = @2;", lmapper.setD(2), smapper.popD());
jaroslav@5	551	break;
jaroslav@151	552	case opc_astore_3:
lubomir@474	553	emit(out, "var @1 = @2;", lmapper.setA(3), smapper.popA());
lubomir@281	554	break;
jaroslav@151	555	case opc_istore_3:
lubomir@474	556	emit(out, "var @1 = @2;", lmapper.setI(3), smapper.popI());
lubomir@281	557	break;
jaroslav@151	558	case opc_lstore_3:
lubomir@474	559	emit(out, "var @1 = @2;", lmapper.setL(3), smapper.popL());
lubomir@281	560	break;
jaroslav@151	561	case opc_fstore_3:
lubomir@474	562	emit(out, "var @1 = @2;", lmapper.setF(3), smapper.popF());
lubomir@281	563	break;
jaroslav@151	564	case opc_dstore_3:
lubomir@474	565	emit(out, "var @1 = @2;", lmapper.setD(3), smapper.popD());
jaroslav@5	566	break;
jaroslav@151	567	case opc_iadd:
Martin@445	568	emit(out, "@1 = @1.add32(@2);", smapper.getI(1), smapper.popI());
lubomir@281	569	break;
jaroslav@151	570	case opc_ladd:
Martin@582	571	emit(out, "@1 = @1.add64(@2);", smapper.getL(1), smapper.popL());
lubomir@281	572	break;
jaroslav@151	573	case opc_fadd:
lubomir@307	574	emit(out, "@1 += @2;", smapper.getF(1), smapper.popF());
lubomir@281	575	break;
jaroslav@151	576	case opc_dadd:
lubomir@307	577	emit(out, "@1 += @2;", smapper.getD(1), smapper.popD());
jaroslav@0	578	break;
jaroslav@151	579	case opc_isub:
Martin@445	580	emit(out, "@1 = @1.sub32(@2);", smapper.getI(1), smapper.popI());
lubomir@281	581	break;
jaroslav@151	582	case opc_lsub:
Martin@620	583	emit(out, "@1 = @1.sub64(@2);", smapper.getL(1), smapper.popL());
lubomir@281	584	break;
jaroslav@151	585	case opc_fsub:
lubomir@307	586	emit(out, "@1 -= @2;", smapper.getF(1), smapper.popF());
lubomir@281	587	break;
jaroslav@151	588	case opc_dsub:
lubomir@307	589	emit(out, "@1 -= @2;", smapper.getD(1), smapper.popD());
jaroslav@2	590	break;
jaroslav@151	591	case opc_imul:
Martin@445	592	emit(out, "@1 = @1.mul32(@2);", smapper.getI(1), smapper.popI());
lubomir@281	593	break;
jaroslav@151	594	case opc_lmul:
Martin@657	595	emit(out, "@1 = @1.mul64(@2);", smapper.getL(1), smapper.popL());
lubomir@281	596	break;
jaroslav@151	597	case opc_fmul:
lubomir@307	598	emit(out, "@1 *= @2;", smapper.getF(1), smapper.popF());
lubomir@281	599	break;
jaroslav@151	600	case opc_dmul:
lubomir@307	601	emit(out, "@1 *= @2;", smapper.getD(1), smapper.popD());
jaroslav@1	602	break;
jaroslav@151	603	case opc_idiv:
lubomir@737	604	emit(out, "@1 = @1.div32(@2);",
lubomir@307	605	smapper.getI(1), smapper.popI());
lubomir@281	606	break;
jaroslav@151	607	case opc_ldiv:
Martin@582	608	emit(out, "@1 = @1.div64(@2);",
lubomir@307	609	smapper.getL(1), smapper.popL());
jaroslav@3	610	break;
jaroslav@151	611	case opc_fdiv:
lubomir@307	612	emit(out, "@1 /= @2;", smapper.getF(1), smapper.popF());
lubomir@281	613	break;
jaroslav@151	614	case opc_ddiv:
lubomir@307	615	emit(out, "@1 /= @2;", smapper.getD(1), smapper.popD());
jaroslav@3	616	break;
jaroslav@178	617	case opc_irem:
lubomir@737	618	emit(out, "@1 = @1.mod32(@2);",
lubomir@737	619	smapper.getI(1), smapper.popI());
lubomir@281	620	break;
jaroslav@178	621	case opc_lrem:
lubomir@676	622	emit(out, "@1 = @1.mod64(@2);",
lubomir@676	623	smapper.getL(1), smapper.popL());
lubomir@281	624	break;
jaroslav@178	625	case opc_frem:
lubomir@307	626	emit(out, "@1 %= @2;", smapper.getF(1), smapper.popF());
lubomir@281	627	break;
jaroslav@178	628	case opc_drem:
lubomir@307	629	emit(out, "@1 %= @2;", smapper.getD(1), smapper.popD());
jaroslav@178	630	break;
jaroslav@151	631	case opc_iand:
lubomir@307	632	emit(out, "@1 &= @2;", smapper.getI(1), smapper.popI());
lubomir@281	633	break;
jaroslav@151	634	case opc_land:
Martin@615	635	emit(out, "@1 = @1.and64(@2);", smapper.getL(1), smapper.popL());
jaroslav@7	636	break;
jaroslav@151	637	case opc_ior:
lubomir@307	638	emit(out, "@1 \|= @2;", smapper.getI(1), smapper.popI());
lubomir@281	639	break;
jaroslav@151	640	case opc_lor:
Martin@627	641	emit(out, "@1 = @1.or64(@2);", smapper.getL(1), smapper.popL());
jaroslav@7	642	break;
jaroslav@151	643	case opc_ixor:
lubomir@307	644	emit(out, "@1 ^= @2;", smapper.getI(1), smapper.popI());
lubomir@281	645	break;
jaroslav@151	646	case opc_lxor:
lubomir@679	647	emit(out, "@1 = @1.xor64(@2);", smapper.getL(1), smapper.popL());
jaroslav@6	648	break;
jaroslav@151	649	case opc_ineg:
Martin@700	650	emit(out, "@1 = @1.neg32();", smapper.getI(0));
lubomir@281	651	break;
jaroslav@151	652	case opc_lneg:
Martin@630	653	emit(out, "@1 = @1.neg64();", smapper.getL(0));
lubomir@281	654	break;
jaroslav@151	655	case opc_fneg:
lubomir@307	656	emit(out, "@1 = -@1;", smapper.getF(0));
lubomir@281	657	break;
jaroslav@151	658	case opc_dneg:
lubomir@307	659	emit(out, "@1 = -@1;", smapper.getD(0));
jaroslav@93	660	break;
jaroslav@151	661	case opc_ishl:
lubomir@307	662	emit(out, "@1 <<= @2;", smapper.getI(1), smapper.popI());
lubomir@281	663	break;
jaroslav@151	664	case opc_lshl:
Martin@582	665	emit(out, "@1 = @1.shl64(@2);", smapper.getL(1), smapper.popI());
jaroslav@93	666	break;
jaroslav@151	667	case opc_ishr:
lubomir@307	668	emit(out, "@1 >>= @2;", smapper.getI(1), smapper.popI());
lubomir@281	669	break;
jaroslav@151	670	case opc_lshr:
Martin@615	671	emit(out, "@1 = @1.shr64(@2);", smapper.getL(1), smapper.popI());
jaroslav@93	672	break;
jaroslav@151	673	case opc_iushr:
lubomir@307	674	emit(out, "@1 >>>= @2;", smapper.getI(1), smapper.popI());
lubomir@281	675	break;
jaroslav@151	676	case opc_lushr:
Martin@629	677	emit(out, "@1 = @1.ushr64(@2);", smapper.getL(1), smapper.popI());
jaroslav@93	678	break;
jaroslav@151	679	case opc_iinc: {
lubomir@585	680	++i;
lubomir@585	681	final int varIndx = wide ? readUShort(byteCodes, i++)
lubomir@585	682	: readUByte(byteCodes, i);
lubomir@585	683	++i;
lubomir@697	684	final int incrBy = wide ? readShort(byteCodes, i++)
lubomir@585	685	: byteCodes[i];
lubomir@585	686	wide = false;
jaroslav@5	687	if (incrBy == 1) {
lubomir@307	688	emit(out, "@1++;", lmapper.getI(varIndx));
jaroslav@5	689	} else {
lubomir@307	690	emit(out, "@1 += @2;",
lubomir@307	691	lmapper.getI(varIndx),
lubomir@283	692	Integer.toString(incrBy));
jaroslav@5	693	}
jaroslav@5	694	break;
jaroslav@5	695	}
jaroslav@151	696	case opc_return:
lubomir@283	697	emit(out, "return;");
jaroslav@10	698	break;
jaroslav@151	699	case opc_ireturn:
lubomir@307	700	emit(out, "return @1;", smapper.popI());
lubomir@281	701	break;
jaroslav@151	702	case opc_lreturn:
lubomir@307	703	emit(out, "return @1;", smapper.popL());
lubomir@281	704	break;
jaroslav@151	705	case opc_freturn:
lubomir@307	706	emit(out, "return @1;", smapper.popF());
lubomir@281	707	break;
jaroslav@151	708	case opc_dreturn:
lubomir@307	709	emit(out, "return @1;", smapper.popD());
lubomir@281	710	break;
jaroslav@151	711	case opc_areturn:
lubomir@307	712	emit(out, "return @1;", smapper.popA());
jaroslav@1	713	break;
jaroslav@151	714	case opc_i2l:
lubomir@474	715	emit(out, "var @2 = @1;", smapper.popI(), smapper.pushL());
lubomir@281	716	break;
jaroslav@151	717	case opc_i2f:
lubomir@474	718	emit(out, "var @2 = @1;", smapper.popI(), smapper.pushF());
lubomir@281	719	break;
jaroslav@151	720	case opc_i2d:
lubomir@474	721	emit(out, "var @2 = @1;", smapper.popI(), smapper.pushD());
lubomir@281	722	break;
jaroslav@151	723	case opc_l2i:
Martin@582	724	emit(out, "var @2 = @1.toInt32();", smapper.popL(), smapper.pushI());
lubomir@281	725	break;
jaroslav@3	726	// max int check?
jaroslav@151	727	case opc_l2f:
Martin@582	728	emit(out, "var @2 = @1.toFP();", smapper.popL(), smapper.pushF());
jaroslav@272	729	break;
jaroslav@151	730	case opc_l2d:
Martin@582	731	emit(out, "var @2 = @1.toFP();", smapper.popL(), smapper.pushD());
jaroslav@272	732	break;
jaroslav@151	733	case opc_f2d:
lubomir@474	734	emit(out, "var @2 = @1;", smapper.popF(), smapper.pushD());
lubomir@281	735	break;
jaroslav@151	736	case opc_d2f:
lubomir@474	737	emit(out, "var @2 = @1;", smapper.popD(), smapper.pushF());
jaroslav@3	738	break;
jaroslav@151	739	case opc_f2i:
lubomir@778	740	emit(out, "var @2 = @1.toInt32();",
lubomir@307	741	smapper.popF(), smapper.pushI());
lubomir@281	742	break;
jaroslav@151	743	case opc_f2l:
lubomir@778	744	emit(out, "var @2 = @1.toLong();",
lubomir@307	745	smapper.popF(), smapper.pushL());
lubomir@281	746	break;
jaroslav@151	747	case opc_d2i:
lubomir@778	748	emit(out, "var @2 = @1.toInt32();",
lubomir@307	749	smapper.popD(), smapper.pushI());
lubomir@281	750	break;
jaroslav@151	751	case opc_d2l:
lubomir@778	752	emit(out, "var @2 = @1.toLong();",
lubomir@307	753	smapper.popD(), smapper.pushL());
jaroslav@3	754	break;
jaroslav@151	755	case opc_i2b:
lubomir@474	756	emit(out, "var @1 = @1.toInt8();", smapper.getI(0));
Martin@440	757	break;
jaroslav@151	758	case opc_i2c:
Martin@439	759	out.append("{ /* number conversion */ }");
Martin@439	760	break;
jaroslav@151	761	case opc_i2s:
lubomir@474	762	emit(out, "var @1 = @1.toInt16();", smapper.getI(0));
jaroslav@2	763	break;
jaroslav@151	764	case opc_aconst_null:
lubomir@474	765	emit(out, "var @1 = null;", smapper.pushA());
jaroslav@46	766	break;
jaroslav@151	767	case opc_iconst_m1:
lubomir@474	768	emit(out, "var @1 = -1;", smapper.pushI());
jaroslav@48	769	break;
jaroslav@151	770	case opc_iconst_0:
lubomir@474	771	emit(out, "var @1 = 0;", smapper.pushI());
lubomir@281	772	break;
jaroslav@151	773	case opc_dconst_0:
lubomir@474	774	emit(out, "var @1 = 0;", smapper.pushD());
lubomir@281	775	break;
jaroslav@151	776	case opc_lconst_0:
lubomir@474	777	emit(out, "var @1 = 0;", smapper.pushL());
lubomir@281	778	break;
jaroslav@151	779	case opc_fconst_0:
lubomir@474	780	emit(out, "var @1 = 0;", smapper.pushF());
jaroslav@4	781	break;
jaroslav@151	782	case opc_iconst_1:
lubomir@474	783	emit(out, "var @1 = 1;", smapper.pushI());
lubomir@281	784	break;
jaroslav@151	785	case opc_lconst_1:
lubomir@474	786	emit(out, "var @1 = 1;", smapper.pushL());
lubomir@281	787	break;
jaroslav@151	788	case opc_fconst_1:
lubomir@474	789	emit(out, "var @1 = 1;", smapper.pushF());
lubomir@281	790	break;
jaroslav@151	791	case opc_dconst_1:
lubomir@474	792	emit(out, "var @1 = 1;", smapper.pushD());
jaroslav@4	793	break;
jaroslav@151	794	case opc_iconst_2:
lubomir@474	795	emit(out, "var @1 = 2;", smapper.pushI());
lubomir@281	796	break;
jaroslav@151	797	case opc_fconst_2:
lubomir@474	798	emit(out, "var @1 = 2;", smapper.pushF());
jaroslav@4	799	break;
jaroslav@151	800	case opc_iconst_3:
lubomir@474	801	emit(out, "var @1 = 3;", smapper.pushI());
jaroslav@4	802	break;
jaroslav@151	803	case opc_iconst_4:
lubomir@474	804	emit(out, "var @1 = 4;", smapper.pushI());
jaroslav@4	805	break;
jaroslav@151	806	case opc_iconst_5:
lubomir@474	807	emit(out, "var @1 = 5;", smapper.pushI());
jaroslav@4	808	break;
jaroslav@151	809	case opc_ldc: {
lubomir@585	810	int indx = readUByte(byteCodes, ++i);
jaroslav@151	811	String v = encodeConstant(indx);
lubomir@307	812	int type = VarType.fromConstantType(jc.getTag(indx));
lubomir@474	813	emit(out, "var @1 = @2;", smapper.pushT(type), v);
jaroslav@20	814	break;
jaroslav@20	815	}
jaroslav@151	816	case opc_ldc_w:
jaroslav@151	817	case opc_ldc2_w: {
jaroslav@864	818	int indx = readUShortArg(byteCodes, i);
jaroslav@8	819	i += 2;
jaroslav@151	820	String v = encodeConstant(indx);
lubomir@307	821	int type = VarType.fromConstantType(jc.getTag(indx));
Martin@582	822	if (type == VarType.LONG) {
Martin@582	823	final Long lv = new Long(v);
Martin@582	824	final int low = (int)(lv.longValue() & 0xFFFFFFFF);
Martin@582	825	final int hi = (int)(lv.longValue() >> 32);
Martin@594	826	emit(out, "var @1 = 0x@3.next32(0x@2);", smapper.pushL(),
Martin@582	827	Integer.toHexString(low), Integer.toHexString(hi));
Martin@582	828	} else {
Martin@582	829	emit(out, "var @1 = @2;", smapper.pushT(type), v);
Martin@582	830	}
jaroslav@8	831	break;
jaroslav@8	832	}
jaroslav@151	833	case opc_lcmp:
Martin@582	834	emit(out, "var @3 = @2.compare64(@1);",
lubomir@307	835	smapper.popL(), smapper.popL(), smapper.pushI());
lubomir@281	836	break;
jaroslav@151	837	case opc_fcmpl:
jaroslav@151	838	case opc_fcmpg:
lubomir@474	839	emit(out, "var @3 = (@2 == @1) ? 0 : ((@2 < @1) ? -1 : 1);",
lubomir@307	840	smapper.popF(), smapper.popF(), smapper.pushI());
lubomir@281	841	break;
jaroslav@151	842	case opc_dcmpl:
lubomir@281	843	case opc_dcmpg:
lubomir@474	844	emit(out, "var @3 = (@2 == @1) ? 0 : ((@2 < @1) ? -1 : 1);",
lubomir@307	845	smapper.popD(), smapper.popD(), smapper.pushI());
jaroslav@20	846	break;
jaroslav@151	847	case opc_if_acmpeq:
lubomir@307	848	i = generateIf(byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843	849	"===", topMostLabel);
jaroslav@104	850	break;
jaroslav@151	851	case opc_if_acmpne:
lubomir@307	852	i = generateIf(byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843	853	"!==", topMostLabel);
jaroslav@104	854	break;
lubomir@283	855	case opc_if_icmpeq:
lubomir@307	856	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	857	"==", topMostLabel);
jaroslav@4	858	break;
jaroslav@151	859	case opc_ifeq: {
jaroslav@864	860	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	861	emitIf(out, "if (@1 == 0) ",
jaroslav@843	862	smapper.popI(), i, indx, topMostLabel);
jaroslav@7	863	i += 2;
jaroslav@7	864	break;
jaroslav@7	865	}
jaroslav@151	866	case opc_ifne: {
jaroslav@864	867	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	868	emitIf(out, "if (@1 != 0) ",
jaroslav@843	869	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	870	i += 2;
jaroslav@20	871	break;
jaroslav@20	872	}
jaroslav@151	873	case opc_iflt: {
jaroslav@864	874	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	875	emitIf(out, "if (@1 < 0) ",
jaroslav@843	876	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	877	i += 2;
jaroslav@20	878	break;
jaroslav@20	879	}
jaroslav@151	880	case opc_ifle: {
jaroslav@864	881	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	882	emitIf(out, "if (@1 <= 0) ",
jaroslav@843	883	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	884	i += 2;
jaroslav@20	885	break;
jaroslav@20	886	}
jaroslav@151	887	case opc_ifgt: {
jaroslav@864	888	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	889	emitIf(out, "if (@1 > 0) ",
jaroslav@843	890	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	891	i += 2;
jaroslav@20	892	break;
jaroslav@20	893	}
jaroslav@151	894	case opc_ifge: {
jaroslav@864	895	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	896	emitIf(out, "if (@1 >= 0) ",
jaroslav@843	897	smapper.popI(), i, indx, topMostLabel);
jaroslav@20	898	i += 2;
jaroslav@20	899	break;
jaroslav@20	900	}
jaroslav@151	901	case opc_ifnonnull: {
jaroslav@864	902	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	903	emitIf(out, "if (@1 !== null) ",
jaroslav@843	904	smapper.popA(), i, indx, topMostLabel);
jaroslav@16	905	i += 2;
jaroslav@16	906	break;
jaroslav@16	907	}
jaroslav@151	908	case opc_ifnull: {
jaroslav@864	909	int indx = i + readShortArg(byteCodes, i);
jaroslav@839	910	emitIf(out, "if (@1 === null) ",
jaroslav@843	911	smapper.popA(), i, indx, topMostLabel);
jaroslav@16	912	i += 2;
jaroslav@16	913	break;
jaroslav@16	914	}
jaroslav@151	915	case opc_if_icmpne:
lubomir@307	916	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	917	"!=", topMostLabel);
jaroslav@4	918	break;
jaroslav@151	919	case opc_if_icmplt:
lubomir@307	920	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	921	"<", topMostLabel);
jaroslav@4	922	break;
jaroslav@151	923	case opc_if_icmple:
lubomir@307	924	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	925	"<=", topMostLabel);
jaroslav@4	926	break;
jaroslav@151	927	case opc_if_icmpgt:
lubomir@307	928	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	929	">", topMostLabel);
jaroslav@4	930	break;
jaroslav@151	931	case opc_if_icmpge:
lubomir@307	932	i = generateIf(byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843	933	">=", topMostLabel);
jaroslav@4	934	break;
jaroslav@151	935	case opc_goto: {
jaroslav@864	936	int indx = i + readShortArg(byteCodes, i);
jaroslav@843	937	goTo(out, i, indx, topMostLabel);
jaroslav@5	938	i += 2;
jaroslav@5	939	break;
jaroslav@5	940	}
jaroslav@151	941	case opc_lookupswitch: {
jaroslav@843	942	i = generateLookupSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115	943	break;
jaroslav@115	944	}
jaroslav@151	945	case opc_tableswitch: {
jaroslav@843	946	i = generateTableSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115	947	break;
jaroslav@115	948	}
jaroslav@151	949	case opc_invokeinterface: {
lubomir@307	950	i = invokeVirtualMethod(byteCodes, i, smapper) + 2;
jaroslav@46	951	break;
jaroslav@46	952	}
jaroslav@151	953	case opc_invokevirtual:
lubomir@307	954	i = invokeVirtualMethod(byteCodes, i, smapper);
jaroslav@12	955	break;
jaroslav@151	956	case opc_invokespecial:
lubomir@307	957	i = invokeStaticMethod(byteCodes, i, smapper, false);
jaroslav@4	958	break;
jaroslav@151	959	case opc_invokestatic:
lubomir@307	960	i = invokeStaticMethod(byteCodes, i, smapper, true);
jaroslav@10	961	break;
jaroslav@151	962	case opc_new: {
jaroslav@864	963	int indx = readUShortArg(byteCodes, i);
jaroslav@151	964	String ci = jc.getClassName(indx);
lubomir@474	965	emit(out, "var @1 = new @2;",
lubomir@317	966	smapper.pushA(), accessClass(ci.replace('/', '_')));
jaroslav@151	967	addReference(ci);
jaroslav@8	968	i += 2;
jaroslav@8	969	break;
jaroslav@8	970	}
lubomir@283	971	case opc_newarray:
lubomir@585	972	int atype = readUByte(byteCodes, ++i);
jaroslav@842	973	generateNewArray(atype, smapper);
jaroslav@21	974	break;
jaroslav@448	975	case opc_anewarray: {
jaroslav@864	976	int type = readUShortArg(byteCodes, i);
jaroslav@448	977	i += 2;
jaroslav@842	978	generateANewArray(type, smapper);
jaroslav@21	979	break;
jaroslav@448	980	}
jaroslav@151	981	case opc_multianewarray: {
jaroslav@864	982	int type = readUShortArg(byteCodes, i);
jtulach@128	983	i += 2;
jaroslav@842	984	i = generateMultiANewArray(type, byteCodes, i, smapper);
jtulach@128	985	break;
jtulach@128	986	}
jaroslav@151	987	case opc_arraylength:
lubomir@474	988	emit(out, "var @2 = @1.length;",
lubomir@474	989	smapper.popA(), smapper.pushI());
jaroslav@272	990	break;
lubomir@283	991	case opc_lastore:
jaroslav@459	992	emit(out, "@3.at(@2, @1);",
lubomir@307	993	smapper.popL(), smapper.popI(), smapper.popA());
lubomir@281	994	break;
lubomir@283	995	case opc_fastore:
jaroslav@459	996	emit(out, "@3.at(@2, @1);",
lubomir@307	997	smapper.popF(), smapper.popI(), smapper.popA());
lubomir@281	998	break;
lubomir@283	999	case opc_dastore:
jaroslav@459	1000	emit(out, "@3.at(@2, @1);",
lubomir@307	1001	smapper.popD(), smapper.popI(), smapper.popA());
lubomir@281	1002	break;
lubomir@283	1003	case opc_aastore:
jaroslav@459	1004	emit(out, "@3.at(@2, @1);",
lubomir@307	1005	smapper.popA(), smapper.popI(), smapper.popA());
jaroslav@21	1006	break;
jaroslav@151	1007	case opc_iastore:
jaroslav@151	1008	case opc_bastore:
jaroslav@151	1009	case opc_castore:
lubomir@283	1010	case opc_sastore:
jaroslav@459	1011	emit(out, "@3.at(@2, @1);",
lubomir@307	1012	smapper.popI(), smapper.popI(), smapper.popA());
jaroslav@240	1013	break;
lubomir@283	1014	case opc_laload:
lubomir@474	1015	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1016	smapper.popI(), smapper.popA(), smapper.pushL());
lubomir@281	1017	break;
lubomir@283	1018	case opc_faload:
lubomir@474	1019	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1020	smapper.popI(), smapper.popA(), smapper.pushF());
lubomir@281	1021	break;
lubomir@283	1022	case opc_daload:
lubomir@474	1023	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1024	smapper.popI(), smapper.popA(), smapper.pushD());
lubomir@281	1025	break;
lubomir@283	1026	case opc_aaload:
lubomir@474	1027	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1028	smapper.popI(), smapper.popA(), smapper.pushA());
jaroslav@272	1029	break;
jaroslav@272	1030	case opc_iaload:
jaroslav@272	1031	case opc_baload:
jaroslav@272	1032	case opc_caload:
lubomir@283	1033	case opc_saload:
lubomir@474	1034	emit(out, "var @3 = @2.at(@1);",
lubomir@307	1035	smapper.popI(), smapper.popA(), smapper.pushI());
jaroslav@272	1036	break;
lubomir@221	1037	case opc_pop:
jaroslav@272	1038	case opc_pop2:
lubomir@307	1039	smapper.pop(1);
jaroslav@399	1040	debug("/* pop */");
jaroslav@272	1041	break;
lubomir@281	1042	case opc_dup: {
lubomir@307	1043	final Variable v = smapper.get(0);
lubomir@474	1044	emit(out, "var @1 = @2;", smapper.pushT(v.getType()), v);
jaroslav@21	1045	break;
jaroslav@21	1046	}
lubomir@281	1047	case opc_dup2: {
lubomir@585	1048	final Variable vi1 = smapper.get(0);
lubomir@585	1049
lubomir@585	1050	if (vi1.isCategory2()) {
lubomir@474	1051	emit(out, "var @1 = @2;",
lubomir@585	1052	smapper.pushT(vi1.getType()), vi1);
lubomir@281	1053	} else {
lubomir@585	1054	final Variable vi2 = smapper.get(1);
lubomir@474	1055	emit(out, "var @1 = @2, @3 = @4;",
lubomir@585	1056	smapper.pushT(vi2.getType()), vi2,
lubomir@585	1057	smapper.pushT(vi1.getType()), vi1);
lubomir@281	1058	}
jaroslav@21	1059	break;
jaroslav@21	1060	}
lubomir@281	1061	case opc_dup_x1: {
lubomir@307	1062	final Variable vi1 = smapper.pop();
lubomir@307	1063	final Variable vi2 = smapper.pop();
lubomir@307	1064	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307	1065	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307	1066	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281	1067
lubomir@474	1068	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283	1069	vo1, vi1, vo2, vi2, vo3, vo1);
jaroslav@93	1070	break;
lubomir@281	1071	}
lubomir@585	1072	case opc_dup2_x1: {
lubomir@585	1073	final Variable vi1 = smapper.pop();
lubomir@585	1074	final Variable vi2 = smapper.pop();
lubomir@585	1075
lubomir@585	1076	if (vi1.isCategory2()) {
lubomir@307	1077	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307	1078	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307	1079	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281	1080
lubomir@474	1081	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283	1082	vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@281	1083	} else {
lubomir@585	1084	final Variable vi3 = smapper.pop();
lubomir@585	1085	final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585	1086	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585	1087	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1088	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1089	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1090
lubomir@585	1091	emit(out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585	1092	vo1, vi1, vo2, vi2, vo3, vi3);
lubomir@585	1093	emit(out, " @1 = @2, @3 = @4;",
lubomir@585	1094	vo4, vo1, vo5, vo2);
lubomir@585	1095	}
lubomir@585	1096	break;
lubomir@585	1097	}
lubomir@585	1098	case opc_dup_x2: {
lubomir@585	1099	final Variable vi1 = smapper.pop();
lubomir@585	1100	final Variable vi2 = smapper.pop();
lubomir@585	1101
lubomir@585	1102	if (vi2.isCategory2()) {
lubomir@585	1103	final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585	1104	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1105	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1106
lubomir@585	1107	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585	1108	vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585	1109	} else {
lubomir@307	1110	final Variable vi3 = smapper.pop();
lubomir@307	1111	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@307	1112	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@307	1113	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307	1114	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281	1115
lubomir@474	1116	emit(out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@283	1117	vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@281	1118	}
jaroslav@8	1119	break;
lubomir@281	1120	}
lubomir@585	1121	case opc_dup2_x2: {
lubomir@585	1122	final Variable vi1 = smapper.pop();
lubomir@585	1123	final Variable vi2 = smapper.pop();
lubomir@585	1124
lubomir@585	1125	if (vi1.isCategory2()) {
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
lubomir@585	1131	emit(out, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585	1132	vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585	1133	} else {
lubomir@585	1134	final Variable vi3 = smapper.pop();
lubomir@585	1135	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585	1136	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1137	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1138	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1139
lubomir@585	1140	emit(out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@585	1141	vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@585	1142	}
lubomir@585	1143	} else {
lubomir@585	1144	final Variable vi3 = smapper.pop();
lubomir@585	1145
lubomir@585	1146	if (vi3.isCategory2()) {
lubomir@585	1147	final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585	1148	final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585	1149	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1150	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1151	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1152
lubomir@585	1153	emit(out, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585	1154	vo1, vi1, vo2, vi2, vo3, vi3);
lubomir@585	1155	emit(out, " @1 = @2, @3 = @4;",
lubomir@585	1156	vo4, vo1, vo5, vo2);
lubomir@585	1157	} else {
lubomir@585	1158	final Variable vi4 = smapper.pop();
lubomir@585	1159	final Variable vo6 = smapper.pushT(vi2.getType());
lubomir@585	1160	final Variable vo5 = smapper.pushT(vi1.getType());
lubomir@585	1161	final Variable vo4 = smapper.pushT(vi4.getType());
lubomir@585	1162	final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585	1163	final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585	1164	final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585	1165
lubomir@585	1166	emit(out, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8,",
lubomir@585	1167	vo1, vi1, vo2, vi2, vo3, vi3, vo4, vi4);
lubomir@585	1168	emit(out, " @1 = @2, @3 = @4;",
lubomir@585	1169	vo5, vo1, vo6, vo2);
lubomir@585	1170	}
lubomir@585	1171	}
lubomir@585	1172	break;
lubomir@585	1173	}
lubomir@585	1174	case opc_swap: {
lubomir@585	1175	final Variable vi1 = smapper.get(0);
lubomir@585	1176	final Variable vi2 = smapper.get(1);
lubomir@585	1177
lubomir@585	1178	if (vi1.getType() == vi2.getType()) {
lubomir@585	1179	final Variable tmp = smapper.pushT(vi1.getType());
lubomir@585	1180
lubomir@585	1181	emit(out, "var @1 = @2, @2 = @3, @3 = @1;",
lubomir@585	1182	tmp, vi1, vi2);
lubomir@585	1183	smapper.pop(1);
lubomir@585	1184	} else {
lubomir@585	1185	smapper.pop(2);
lubomir@585	1186	smapper.pushT(vi1.getType());
lubomir@585	1187	smapper.pushT(vi2.getType());
lubomir@585	1188	}
lubomir@585	1189	break;
lubomir@585	1190	}
jaroslav@151	1191	case opc_bipush:
lubomir@474	1192	emit(out, "var @1 = @2;",
lubomir@307	1193	smapper.pushI(), Integer.toString(byteCodes[++i]));
jaroslav@8	1194	break;
jaroslav@151	1195	case opc_sipush:
lubomir@474	1196	emit(out, "var @1 = @2;",
lubomir@307	1197	smapper.pushI(),
jaroslav@864	1198	Integer.toString(readShortArg(byteCodes, i)));
jaroslav@31	1199	i += 2;
jaroslav@31	1200	break;
jaroslav@151	1201	case opc_getfield: {
jaroslav@864	1202	int indx = readUShortArg(byteCodes, i);
jaroslav@151	1203	String[] fi = jc.getFieldInfoName(indx);
lubomir@307	1204	final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@592	1205	final String mangleClass = mangleSig(fi[0]);
jaroslav@592	1206	final String mangleClassAccess = accessClass(mangleClass);
lubomir@1084	1207	emit(out, "var @2 = @3.call(@1);",
jaroslav@592	1208	smapper.popA(),
lubomir@1084	1209	smapper.pushT(type),
lubomir@1084	1210	accessMember(mangleClassAccess + "(false)",
lubomir@1084	1211	"_" + fi[1], fi));
jaroslav@592	1212	i += 2;
jaroslav@592	1213	break;
jaroslav@592	1214	}
jaroslav@592	1215	case opc_putfield: {
jaroslav@864	1216	int indx = readUShortArg(byteCodes, i);
jaroslav@592	1217	String[] fi = jc.getFieldInfoName(indx);
jaroslav@592	1218	final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@592	1219	final String mangleClass = mangleSig(fi[0]);
jaroslav@592	1220	final String mangleClassAccess = accessClass(mangleClass);
lubomir@1084	1221	emit(out, "@3.call(@2, @1);",
jaroslav@592	1222	smapper.popT(type),
lubomir@1084	1223	smapper.popA(),
lubomir@1084	1224	accessMember(mangleClassAccess + "(false)",
lubomir@1084	1225	"_" + fi[1], fi));
jaroslav@8	1226	i += 2;
jaroslav@8	1227	break;
jaroslav@8	1228	}
jaroslav@151	1229	case opc_getstatic: {
jaroslav@864	1230	int indx = readUShortArg(byteCodes, i);
jaroslav@151	1231	String[] fi = jc.getFieldInfoName(indx);
lubomir@307	1232	final int type = VarType.fromFieldType(fi[2].charAt(0));
lubomir@1084	1233	emit(out, "var @1 = @2();",
lubomir@317	1234	smapper.pushT(type),
lubomir@1084	1235	accessMember(accessClass(fi[0].replace('/', '_'))
lubomir@1084	1236	+ "(false)",
lubomir@1084	1237	"_" + fi[1], fi));
jaroslav@9	1238	i += 2;
jaroslav@151	1239	addReference(fi[0]);
jaroslav@9	1240	break;
jaroslav@9	1241	}
lubomir@281	1242	case opc_putstatic: {
jaroslav@864	1243	int indx = readUShortArg(byteCodes, i);
lubomir@281	1244	String[] fi = jc.getFieldInfoName(indx);
lubomir@307	1245	final int type = VarType.fromFieldType(fi[2].charAt(0));
lubomir@1084	1246	emit(out, "@1(@2);",
lubomir@1084	1247	accessMember(accessClass(fi[0].replace('/', '_'))
lubomir@1084	1248	+ "(false)",
lubomir@1084	1249	"_" + fi[1], fi),
lubomir@317	1250	smapper.popT(type));
lubomir@281	1251	i += 2;
lubomir@281	1252	addReference(fi[0]);
lubomir@281	1253	break;
lubomir@281	1254	}
jaroslav@151	1255	case opc_checkcast: {
jaroslav@864	1256	int indx = readUShortArg(byteCodes, i);
jaroslav@842	1257	generateCheckcast(indx, smapper);
jaroslav@30	1258	i += 2;
jaroslav@30	1259	break;
jaroslav@30	1260	}
jaroslav@151	1261	case opc_instanceof: {
jaroslav@864	1262	int indx = readUShortArg(byteCodes, i);
jaroslav@842	1263	generateInstanceOf(indx, smapper);
jaroslav@17	1264	i += 2;
jaroslav@30	1265	break;
jaroslav@17	1266	}
jaroslav@151	1267	case opc_athrow: {
lubomir@307	1268	final Variable v = smapper.popA();
lubomir@307	1269	smapper.clear();
lubomir@281	1270
lubomir@474	1271	emit(out, "{ var @1 = @2; throw @2; }",
lubomir@307	1272	smapper.pushA(), v);
jaroslav@104	1273	break;
jaroslav@104	1274	}
lubomir@221	1275
lubomir@221	1276	case opc_monitorenter: {
lubomir@221	1277	out.append("/* monitor enter */");
lubomir@307	1278	smapper.popA();
lubomir@221	1279	break;
lubomir@221	1280	}
lubomir@221	1281
lubomir@221	1282	case opc_monitorexit: {
lubomir@221	1283	out.append("/* monitor exit */");
lubomir@307	1284	smapper.popA();
lubomir@221	1285	break;
lubomir@221	1286	}
lubomir@221	1287
lubomir@585	1288	case opc_wide:
lubomir@585	1289	wide = true;
lubomir@585	1290	break;
lubomir@585	1291
jaroslav@104	1292	default: {
lubomir@585	1293	wide = false;
lubomir@283	1294	emit(out, "throw 'unknown bytecode @1';",
lubomir@283	1295	Integer.toString(c));
jaroslav@104	1296	}
jaroslav@0	1297	}
jaroslav@399	1298	if (debug(" //")) {
jaroslav@842	1299	generateByteCodeComment(prev, i, byteCodes);
jaroslav@0	1300	}
tzezula@285	1301	out.append("\n");
jaroslav@0	1302	}
jaroslav@398	1303	if (previousTrap != null) {
jaroslav@843	1304	generateCatch(previousTrap, byteCodes.length, topMostLabel);
jaroslav@398	1305	}
jaroslav@839	1306	out.append("\n }\n");
jaroslav@839	1307	while (openBraces-- > 0) {
jaroslav@839	1308	out.append('}');
jaroslav@839	1309	}
jaroslav@839	1310	out.append("\n};");
jaroslav@4	1311	}
jaroslav@4	1312
jaroslav@843	1313	private int generateIf(byte[] byteCodes, int i, final Variable v2, final Variable v1, final String test, int topMostLabel) throws IOException {
jaroslav@864	1314	int indx = i + readShortArg(byteCodes, i);
lubomir@281	1315	out.append("if (").append(v1)
lubomir@221	1316	.append(' ').append(test).append(' ')
jaroslav@839	1317	.append(v2).append(") ");
jaroslav@843	1318	goTo(out, i, indx, topMostLabel);
jaroslav@4	1319	return i + 2;
jaroslav@4	1320	}
jaroslav@839	1321
lubomir@697	1322	private int readInt4(byte[] byteCodes, int offset) {
lubomir@697	1323	final int d = byteCodes[offset + 0] << 24;
lubomir@697	1324	final int c = byteCodes[offset + 1] << 16;
lubomir@697	1325	final int b = byteCodes[offset + 2] << 8;
lubomir@697	1326	final int a = byteCodes[offset + 3];
jaroslav@115	1327	return (d & 0xff000000) \| (c & 0xff0000) \| (b & 0xff00) \| (a & 0xff);
jaroslav@115	1328	}
jaroslav@864	1329	private static int readUByte(byte[] byteCodes, int offset) {
lubomir@697	1330	return byteCodes[offset] & 0xff;
jtulach@128	1331	}
lubomir@585	1332
jaroslav@864	1333	private static int readUShort(byte[] byteCodes, int offset) {
lubomir@697	1334	return ((byteCodes[offset] & 0xff) << 8)
lubomir@697	1335	\| (byteCodes[offset + 1] & 0xff);
lubomir@697	1336	}
jaroslav@864	1337	private static int readUShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864	1338	return readUShort(byteCodes, offsetInstruction + 1);
jaroslav@864	1339	}
lubomir@697	1340
jaroslav@864	1341	private static int readShort(byte[] byteCodes, int offset) {
jaroslav@864	1342	int signed = byteCodes[offset];
jaroslav@864	1343	byte b0 = (byte)signed;
jaroslav@864	1344	return (b0 << 8) \| (byteCodes[offset + 1] & 0xff);
jaroslav@864	1345	}
jaroslav@864	1346	private static int readShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864	1347	return readShort(byteCodes, offsetInstruction + 1);
lubomir@585	1348	}
lubomir@585	1349
lubomir@281	1350	private static void countArgs(String descriptor, char[] returnType, StringBuilder sig, StringBuilder cnt) {
jaroslav@4	1351	int i = 0;
jaroslav@4	1352	Boolean count = null;
jaroslav@32	1353	boolean array = false;
jaroslav@248	1354	sig.append("__");
jaroslav@10	1355	int firstPos = sig.length();
jaroslav@4	1356	while (i < descriptor.length()) {
jaroslav@4	1357	char ch = descriptor.charAt(i++);
jaroslav@4	1358	switch (ch) {
jaroslav@4	1359	case '(':
jaroslav@4	1360	count = true;
jaroslav@4	1361	continue;
jaroslav@4	1362	case ')':
jaroslav@4	1363	count = false;
jaroslav@4	1364	continue;
jaroslav@4	1365	case 'B':
jaroslav@4	1366	case 'C':
jaroslav@4	1367	case 'D':
jaroslav@4	1368	case 'F':
jaroslav@4	1369	case 'I':
jaroslav@4	1370	case 'J':
jaroslav@4	1371	case 'S':
jaroslav@4	1372	case 'Z':
jaroslav@4	1373	if (count) {
jaroslav@32	1374	if (array) {
jaroslav@248	1375	sig.append("_3");
jaroslav@32	1376	}
jaroslav@4	1377	sig.append(ch);
jtulach@156	1378	if (ch == 'J' \|\| ch == 'D') {
jtulach@156	1379	cnt.append('1');
jtulach@156	1380	} else {
jtulach@156	1381	cnt.append('0');
jtulach@156	1382	}
jaroslav@4	1383	} else {
jaroslav@10	1384	sig.insert(firstPos, ch);
jaroslav@32	1385	if (array) {
lubomir@281	1386	returnType[0] = '[';
jaroslav@248	1387	sig.insert(firstPos, "_3");
lubomir@281	1388	} else {
lubomir@281	1389	returnType[0] = ch;
jaroslav@32	1390	}
jaroslav@4	1391	}
jaroslav@93	1392	array = false;
jaroslav@4	1393	continue;
jaroslav@4	1394	case 'V':
jaroslav@4	1395	assert !count;
lubomir@281	1396	returnType[0] = 'V';
jaroslav@10	1397	sig.insert(firstPos, 'V');
jaroslav@4	1398	continue;
jaroslav@4	1399	case 'L':
jaroslav@16	1400	int next = descriptor.indexOf(';', i);
jaroslav@248	1401	String realSig = mangleSig(descriptor, i - 1, next + 1);
jaroslav@4	1402	if (count) {
jaroslav@32	1403	if (array) {
jaroslav@248	1404	sig.append("_3");
jaroslav@32	1405	}
jaroslav@248	1406	sig.append(realSig);
jtulach@156	1407	cnt.append('0');
jaroslav@4	1408	} else {
jaroslav@248	1409	sig.insert(firstPos, realSig);
jaroslav@32	1410	if (array) {
jaroslav@248	1411	sig.insert(firstPos, "_3");
jaroslav@32	1412	}
lubomir@281	1413	returnType[0] = 'L';
jaroslav@4	1414	}
jaroslav@16	1415	i = next + 1;
lubomir@407	1416	array = false;
jaroslav@4	1417	continue;
jaroslav@4	1418	case '[':
jaroslav@248	1419	array = true;
jaroslav@4	1420	continue;
jaroslav@4	1421	default:
jaroslav@248	1422	throw new IllegalStateException("Invalid char: " + ch);
jaroslav@4	1423	}
jaroslav@4	1424	}
jaroslav@0	1425	}
jaroslav@248	1426
jaroslav@592	1427	static String mangleSig(String sig) {
jaroslav@592	1428	return mangleSig(sig, 0, sig.length());
jaroslav@592	1429	}
jaroslav@592	1430
jaroslav@248	1431	private static String mangleSig(String txt, int first, int last) {
jaroslav@248	1432	StringBuilder sb = new StringBuilder();
jaroslav@248	1433	for (int i = first; i < last; i++) {
jaroslav@248	1434	final char ch = txt.charAt(i);
jaroslav@248	1435	switch (ch) {
jaroslav@248	1436	case '/': sb.append('_'); break;
jaroslav@248	1437	case '_': sb.append("_1"); break;
jaroslav@248	1438	case ';': sb.append("_2"); break;
jaroslav@248	1439	case '[': sb.append("_3"); break;
jaroslav@248	1440	default: sb.append(ch); break;
jaroslav@248	1441	}
jaroslav@248	1442	}
jaroslav@248	1443	return sb.toString();
jaroslav@248	1444	}
jaroslav@9	1445
jaroslav@248	1446	private static String findMethodName(MethodData m, StringBuilder cnt) {
jaroslav@42	1447	StringBuilder name = new StringBuilder();
jaroslav@10	1448	if ("<init>".equals(m.getName())) { // NOI18N
jaroslav@42	1449	name.append("cons"); // NOI18N
jaroslav@19	1450	} else if ("<clinit>".equals(m.getName())) { // NOI18N
jaroslav@42	1451	name.append("class"); // NOI18N
jaroslav@10	1452	} else {
jaroslav@42	1453	name.append(m.getName());
jaroslav@10	1454	}
jaroslav@42	1455
lubomir@282	1456	countArgs(m.getInternalSig(), new char[1], name, cnt);
jaroslav@42	1457	return name.toString();
jaroslav@10	1458	}
jaroslav@10	1459
lubomir@282	1460	static String findMethodName(String[] mi, StringBuilder cnt, char[] returnType) {
jaroslav@10	1461	StringBuilder name = new StringBuilder();
jaroslav@151	1462	String descr = mi[2];//mi.getDescriptor();
jaroslav@151	1463	String nm= mi[1];
jaroslav@151	1464	if ("<init>".equals(nm)) { // NOI18N
jaroslav@10	1465	name.append("cons"); // NOI18N
jaroslav@10	1466	} else {
jaroslav@151	1467	name.append(nm);
jaroslav@10	1468	}
lubomir@282	1469	countArgs(descr, returnType, name, cnt);
jaroslav@10	1470	return name.toString();
jaroslav@10	1471	}
jaroslav@10	1472
lubomir@307	1473	private int invokeStaticMethod(byte[] byteCodes, int i, final StackMapper mapper, boolean isStatic)
jaroslav@10	1474	throws IOException {
jaroslav@864	1475	int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151	1476	String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281	1477	char[] returnType = { 'V' };
jtulach@156	1478	StringBuilder cnt = new StringBuilder();
lubomir@281	1479	String mn = findMethodName(mi, cnt, returnType);
lubomir@221	1480
lubomir@221	1481	final int numArguments = isStatic ? cnt.length() : cnt.length() + 1;
lubomir@281	1482	final Variable[] vars = new Variable[numArguments];
lubomir@221	1483
lubomir@281	1484	for (int j = numArguments - 1; j >= 0; --j) {
lubomir@281	1485	vars[j] = mapper.pop();
jaroslav@11	1486	}
lubomir@281	1487
lubomir@281	1488	if (returnType[0] != 'V') {
lubomir@474	1489	out.append("var ")
lubomir@474	1490	.append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281	1491	.append(" = ");
jaroslav@10	1492	}
lubomir@221	1493
jaroslav@151	1494	final String in = mi[0];
lubomir@1084	1495	out.append(accessMember(
lubomir@1084	1496	accessClass(in.replace('/', '_')) + "(false)",
lubomir@1084	1497	mn.startsWith("cons_")
lubomir@1084	1498	? "constructor." + mn
lubomir@1084	1499	: mn,
lubomir@1084	1500	mi));
jaroslav@442	1501	if (isStatic) {
jaroslav@442	1502	out.append('(');
jaroslav@442	1503	} else {
jaroslav@442	1504	out.append(".call(");
jaroslav@442	1505	}
lubomir@221	1506	if (numArguments > 0) {
lubomir@281	1507	out.append(vars[0]);
lubomir@281	1508	for (int j = 1; j < numArguments; ++j) {
lubomir@221	1509	out.append(", ");
lubomir@281	1510	out.append(vars[j]);
lubomir@221	1511	}
jaroslav@10	1512	}
lubomir@221	1513	out.append(");");
jaroslav@10	1514	i += 2;
jaroslav@18	1515	addReference(in);
jaroslav@10	1516	return i;
jaroslav@10	1517	}
lubomir@307	1518	private int invokeVirtualMethod(byte[] byteCodes, int i, final StackMapper mapper)
jaroslav@12	1519	throws IOException {
jaroslav@864	1520	int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151	1521	String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281	1522	char[] returnType = { 'V' };
jtulach@156	1523	StringBuilder cnt = new StringBuilder();
lubomir@281	1524	String mn = findMethodName(mi, cnt, returnType);
lubomir@221	1525
lubomir@281	1526	final int numArguments = cnt.length() + 1;
lubomir@281	1527	final Variable[] vars = new Variable[numArguments];
lubomir@221	1528
lubomir@281	1529	for (int j = numArguments - 1; j >= 0; --j) {
lubomir@281	1530	vars[j] = mapper.pop();
jaroslav@12	1531	}
lubomir@221	1532
lubomir@281	1533	if (returnType[0] != 'V') {
lubomir@474	1534	out.append("var ")
lubomir@474	1535	.append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281	1536	.append(" = ");
jaroslav@12	1537	}
lubomir@281	1538
lubomir@1084	1539	out.append(accessMember(vars[0].toString(), mn, mi));
jaroslav@12	1540	out.append('(');
jaroslav@442	1541	String sep = "";
lubomir@281	1542	for (int j = 1; j < numArguments; ++j) {
jaroslav@442	1543	out.append(sep);
lubomir@281	1544	out.append(vars[j]);
jaroslav@442	1545	sep = ", ";
jaroslav@12	1546	}
lubomir@221	1547	out.append(");");
jaroslav@12	1548	i += 2;
jaroslav@12	1549	return i;
jaroslav@12	1550	}
lubomir@221	1551
jaroslav@103	1552	private void addReference(String cn) throws IOException {
jtulach@162	1553	if (requireReference(cn)) {
jaroslav@399	1554	debug(" /* needs " + cn + " */");
jaroslav@18	1555	}
jaroslav@18	1556	}
jaroslav@16	1557
jaroslav@33	1558	private void outType(String d, StringBuilder out) {
jaroslav@33	1559	int arr = 0;
jaroslav@33	1560	while (d.charAt(0) == '[') {
jaroslav@33	1561	out.append('A');
jaroslav@33	1562	d = d.substring(1);
jaroslav@33	1563	}
jaroslav@16	1564	if (d.charAt(0) == 'L') {
jaroslav@16	1565	assert d.charAt(d.length() - 1) == ';';
jaroslav@16	1566	out.append(d.replace('/', '_').substring(0, d.length() - 1));
jaroslav@16	1567	} else {
jaroslav@16	1568	out.append(d);
jaroslav@16	1569	}
jaroslav@16	1570	}
jaroslav@21	1571
jaroslav@230	1572	private String encodeConstant(int entryIndex) throws IOException {
jaroslav@230	1573	String[] classRef = { null };
jaroslav@230	1574	String s = jc.stringValue(entryIndex, classRef);
jaroslav@230	1575	if (classRef[0] != null) {
jaroslav@567	1576	if (classRef[0].startsWith("[")) {
jaroslav@567	1577	s = accessClass("java_lang_Class") + "(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('" + classRef[0] + "');";
jaroslav@567	1578	} else {
jaroslav@567	1579	addReference(classRef[0]);
jaroslav@567	1580	s = accessClass(s.replace('/', '_')) + "(false).constructor.$class";
jaroslav@567	1581	}
jaroslav@230	1582	}
jaroslav@151	1583	return s;
jaroslav@21	1584	}
jaroslav@32	1585
lubomir@869	1586	private String javaScriptBody(String destObject, MethodData m, boolean isStatic) throws IOException {
jaroslav@152	1587	byte[] arr = m.findAnnotationData(true);
jaroslav@152	1588	if (arr == null) {
jaroslav@266	1589	return null;
jaroslav@152	1590	}
jaroslav@200	1591	final String jvmType = "Lorg/apidesign/bck2brwsr/core/JavaScriptBody;";
jaroslav@152	1592	class P extends AnnotationParser {
jaroslav@237	1593	public P() {
jaroslav@652	1594	super(false, true);
jaroslav@237	1595	}
jaroslav@237	1596
jaroslav@152	1597	int cnt;
jaroslav@152	1598	String[] args = new String[30];
jaroslav@152	1599	String body;
jaroslav@94	1600
jaroslav@152	1601	@Override
jaroslav@236	1602	protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152	1603	if (type.equals(jvmType)) {
jaroslav@152	1604	if ("body".equals(attr)) {
jaroslav@152	1605	body = value;
jaroslav@152	1606	} else if ("args".equals(attr)) {
jaroslav@152	1607	args[cnt++] = value;
jaroslav@152	1608	} else {
jaroslav@152	1609	throw new IllegalArgumentException(attr);
jaroslav@152	1610	}
jaroslav@152	1611	}
jaroslav@94	1612	}
jaroslav@94	1613	}
jaroslav@152	1614	P p = new P();
jaroslav@152	1615	p.parse(arr, jc);
jaroslav@152	1616	if (p.body == null) {
jaroslav@266	1617	return null;
jaroslav@152	1618	}
jtulach@156	1619	StringBuilder cnt = new StringBuilder();
jaroslav@266	1620	final String mn = findMethodName(m, cnt);
lubomir@869	1621	out.append(destObject).append(".").append(mn);
jaroslav@203	1622	out.append(" = function(");
jaroslav@442	1623	String space = "";
jaroslav@443	1624	int index = 0;
jtulach@156	1625	for (int i = 0; i < cnt.length(); i++) {
jaroslav@152	1626	out.append(space);
jaroslav@316	1627	space = outputArg(out, p.args, index);
jaroslav@152	1628	index++;
jaroslav@152	1629	}
jaroslav@152	1630	out.append(") {").append("\n");
jaroslav@152	1631	out.append(p.body);
jaroslav@152	1632	out.append("\n}\n");
jaroslav@266	1633	return mn;
jaroslav@151	1634	}
jaroslav@151	1635	private static String className(ClassData jc) {
jaroslav@151	1636	//return jc.getName().getInternalName().replace('/', '_');
jaroslav@151	1637	return jc.getClassName().replace('/', '_');
jaroslav@94	1638	}
jaroslav@152	1639
jaroslav@152	1640	private static String[] findAnnotation(
jaroslav@152	1641	byte[] arr, ClassData cd, final String className,
jaroslav@152	1642	final String... attrNames
jaroslav@152	1643	) throws IOException {
jaroslav@152	1644	if (arr == null) {
jaroslav@152	1645	return null;
jaroslav@152	1646	}
jaroslav@152	1647	final String[] values = new String[attrNames.length];
jaroslav@152	1648	final boolean[] found = { false };
jaroslav@152	1649	final String jvmType = "L" + className.replace('.', '/') + ";";
jaroslav@652	1650	AnnotationParser ap = new AnnotationParser(false, true) {
jaroslav@152	1651	@Override
jaroslav@236	1652	protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152	1653	if (type.equals(jvmType)) {
jaroslav@152	1654	found[0] = true;
jaroslav@152	1655	for (int i = 0; i < attrNames.length; i++) {
jaroslav@152	1656	if (attrNames[i].equals(attr)) {
jaroslav@152	1657	values[i] = value;
jaroslav@152	1658	}
jaroslav@152	1659	}
jaroslav@152	1660	}
jaroslav@152	1661	}
jaroslav@152	1662
jaroslav@152	1663	};
jaroslav@152	1664	ap.parse(arr, cd);
jaroslav@152	1665	return found[0] ? values : null;
jaroslav@152	1666	}
jaroslav@173	1667
jaroslav@173	1668	private CharSequence initField(FieldData v) {
jaroslav@173	1669	final String is = v.getInternalSig();
jaroslav@173	1670	if (is.length() == 1) {
jaroslav@173	1671	switch (is.charAt(0)) {
jaroslav@173	1672	case 'S':
jaroslav@173	1673	case 'J':
jaroslav@173	1674	case 'B':
jaroslav@173	1675	case 'Z':
jaroslav@173	1676	case 'C':
jaroslav@173	1677	case 'I': return " = 0;";
jaroslav@173	1678	case 'F':
jaroslav@180	1679	case 'D': return " = 0.0;";
jaroslav@173	1680	default:
jaroslav@173	1681	throw new IllegalStateException(is);
jaroslav@173	1682	}
jaroslav@173	1683	}
jaroslav@173	1684	return " = null;";
jaroslav@173	1685	}
jaroslav@235	1686
jaroslav@655	1687	private void generateAnno(ClassData cd, final Appendable out, byte[] data) throws IOException {
jaroslav@652	1688	AnnotationParser ap = new AnnotationParser(true, false) {
jaroslav@652	1689	int[] cnt = new int[32];
jaroslav@652	1690	int depth;
jaroslav@235	1691
jaroslav@235	1692	@Override
jaroslav@659	1693	protected void visitAnnotationStart(String attrType, boolean top) throws IOException {
jaroslav@659	1694	final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@659	1695	requireReference(slashType);
jaroslav@659	1696
jaroslav@652	1697	if (cnt[depth]++ > 0) {
jaroslav@237	1698	out.append(",");
jaroslav@237	1699	}
jaroslav@659	1700	if (top) {
jaroslav@659	1701	out.append('"').append(attrType).append("\" : ");
jaroslav@659	1702	}
jaroslav@659	1703	out.append("{\n");
jaroslav@652	1704	cnt[++depth] = 0;
jaroslav@235	1705	}
jaroslav@235	1706
jaroslav@235	1707	@Override
jaroslav@659	1708	protected void visitAnnotationEnd(String type, boolean top) throws IOException {
jaroslav@235	1709	out.append("\n}\n");
jaroslav@652	1710	depth--;
jaroslav@652	1711	}
jaroslav@652	1712
jaroslav@652	1713	@Override
jaroslav@652	1714	protected void visitValueStart(String attrName, char type) throws IOException {
jaroslav@652	1715	if (cnt[depth]++ > 0) {
jaroslav@652	1716	out.append(",\n");
jaroslav@652	1717	}
jaroslav@652	1718	cnt[++depth] = 0;
jaroslav@652	1719	if (attrName != null) {
jaroslav@652	1720	out.append(attrName).append(" : ");
jaroslav@652	1721	}
jaroslav@652	1722	if (type == '[') {
jaroslav@652	1723	out.append("[");
jaroslav@652	1724	}
jaroslav@652	1725	}
jaroslav@652	1726
jaroslav@652	1727	@Override
jaroslav@652	1728	protected void visitValueEnd(String attrName, char type) throws IOException {
jaroslav@652	1729	if (type == '[') {
jaroslav@652	1730	out.append("]");
jaroslav@652	1731	}
jaroslav@652	1732	depth--;
jaroslav@235	1733	}
jaroslav@235	1734
jaroslav@235	1735	@Override
jaroslav@236	1736	protected void visitAttr(String type, String attr, String attrType, String value)
jaroslav@235	1737	throws IOException {
jaroslav@652	1738	if (attr == null && value == null) {
jaroslav@266	1739	return;
jaroslav@266	1740	}
jaroslav@652	1741	out.append(value);
jaroslav@592	1742	}
jaroslav@655	1743
jaroslav@655	1744	@Override
jaroslav@655	1745	protected void visitEnumAttr(String type, String attr, String attrType, String value)
jaroslav@655	1746	throws IOException {
jaroslav@655	1747	final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@655	1748	requireReference(slashType);
jaroslav@655	1749
jaroslav@655	1750	out.append(accessClass(slashType.replace('/', '_')))
jaroslav@655	1751	.append("(false).constructor.").append(value);
jaroslav@235	1752	}
jaroslav@235	1753	};
jaroslav@235	1754	ap.parse(data, cd);
jaroslav@235	1755	}
jaroslav@316	1756
jaroslav@316	1757	private static String outputArg(Appendable out, String[] args, int indx) throws IOException {
jaroslav@316	1758	final String name = args[indx];
jaroslav@316	1759	if (name == null) {
jaroslav@316	1760	return "";
jaroslav@316	1761	}
jaroslav@316	1762	if (name.contains(",")) {
jaroslav@316	1763	throw new IOException("Wrong parameter with ',': " + name);
jaroslav@316	1764	}
jaroslav@316	1765	out.append(name);
jaroslav@316	1766	return ",";
jaroslav@316	1767	}
lubomir@317	1768
lubomir@283	1769	private static void emit(final Appendable out,
lubomir@283	1770	final String format,
lubomir@283	1771	final CharSequence... params) throws IOException {
lubomir@283	1772	final int length = format.length();
lubomir@283	1773
lubomir@283	1774	int processed = 0;
lubomir@283	1775	int paramOffset = format.indexOf('@');
lubomir@283	1776	while ((paramOffset != -1) && (paramOffset < (length - 1))) {
lubomir@283	1777	final char paramChar = format.charAt(paramOffset + 1);
lubomir@283	1778	if ((paramChar >= '1') && (paramChar <= '9')) {
lubomir@283	1779	final int paramIndex = paramChar - '0' - 1;
lubomir@283	1780
lubomir@283	1781	out.append(format, processed, paramOffset);
lubomir@283	1782	out.append(params[paramIndex]);
lubomir@283	1783
lubomir@283	1784	++paramOffset;
lubomir@283	1785	processed = paramOffset + 1;
lubomir@283	1786	}
lubomir@283	1787
lubomir@283	1788	paramOffset = format.indexOf('@', paramOffset + 1);
lubomir@283	1789	}
lubomir@283	1790
lubomir@283	1791	out.append(format, processed, length);
lubomir@283	1792	}
jaroslav@398	1793
jaroslav@843	1794	private void generateCatch(TrapData[] traps, int current, int topMostLabel) throws IOException {
jaroslav@400	1795	out.append("} catch (e) {\n");
jaroslav@401	1796	int finallyPC = -1;
jaroslav@398	1797	for (TrapData e : traps) {
jaroslav@398	1798	if (e == null) {
jaroslav@398	1799	break;
jaroslav@398	1800	}
jaroslav@398	1801	if (e.catch_cpx != 0) { //not finally
jaroslav@398	1802	final String classInternalName = jc.getClassName(e.catch_cpx);
jaroslav@398	1803	addReference(classInternalName);
jaroslav@423	1804	if ("java/lang/Throwable".equals(classInternalName)) {
lubomir@1082	1805	out.append("if (e['$instOf_java_lang_Throwable']) {");
lubomir@474	1806	out.append(" var stA0 = e;");
jaroslav@423	1807	out.append("} else {");
lubomir@474	1808	out.append(" var stA0 = vm.java_lang_Throwable(true);");
jaroslav@442	1809	out.append(" vm.java_lang_Throwable.cons__VLjava_lang_String_2.call(stA0, e.toString());");
jaroslav@423	1810	out.append("}");
jaroslav@843	1811	goTo(out, current, e.handler_pc, topMostLabel);
jaroslav@423	1812	} else {
lubomir@1082	1813	out.append("if (e['$instOf_" + classInternalName.replace('/', '_') + "']) {");
jaroslav@839	1814	out.append("var stA0 = e;");
jaroslav@843	1815	goTo(out, current, e.handler_pc, topMostLabel);
jaroslav@423	1816	out.append("}\n");
jaroslav@423	1817	}
jaroslav@398	1818	} else {
jaroslav@401	1819	finallyPC = e.handler_pc;
jaroslav@398	1820	}
jaroslav@398	1821	}
jaroslav@401	1822	if (finallyPC == -1) {
jaroslav@401	1823	out.append("throw e;");
jaroslav@401	1824	} else {
jaroslav@839	1825	out.append("var stA0 = e;");
jaroslav@843	1826	goTo(out, current, finallyPC, topMostLabel);
jaroslav@401	1827	}
jaroslav@400	1828	out.append("\n}");
jaroslav@398	1829	}
jaroslav@839	1830
jaroslav@843	1831	private static void goTo(Appendable out, int current, int to, int canBack) throws IOException {
jaroslav@839	1832	if (to < current) {
jaroslav@843	1833	if (canBack < to) {
jaroslav@843	1834	out.append("{ gt = 0; continue X_" + to + "; }");
jaroslav@843	1835	} else {
jaroslav@843	1836	out.append("{ gt = " + to + "; continue X_0; }");
jaroslav@843	1837	}
jaroslav@839	1838	} else {
jaroslav@839	1839	out.append("{ gt = " + to + "; break IF; }");
jaroslav@839	1840	}
jaroslav@839	1841	}
jaroslav@839	1842
jaroslav@843	1843	private static void emitIf(
jaroslav@843	1844	Appendable out, String pattern, Variable param,
jaroslav@843	1845	int current, int to, int canBack
jaroslav@843	1846	) throws IOException {
jaroslav@839	1847	emit(out, pattern, param);
jaroslav@843	1848	goTo(out, current, to, canBack);
jaroslav@839	1849	}
jaroslav@842	1850
jaroslav@842	1851	private void generateNewArray(int atype, final StackMapper smapper) throws IOException, IllegalStateException {
jaroslav@842	1852	String jvmType;
jaroslav@842	1853	switch (atype) {
jaroslav@842	1854	case 4: jvmType = "[Z"; break;
jaroslav@842	1855	case 5: jvmType = "[C"; break;
jaroslav@842	1856	case 6: jvmType = "[F"; break;
jaroslav@842	1857	case 7: jvmType = "[D"; break;
jaroslav@842	1858	case 8: jvmType = "[B"; break;
jaroslav@842	1859	case 9: jvmType = "[S"; break;
jaroslav@842	1860	case 10: jvmType = "[I"; break;
jaroslav@842	1861	case 11: jvmType = "[J"; break;
jaroslav@842	1862	default: throw new IllegalStateException("Array type: " + atype);
jaroslav@842	1863	}
jaroslav@842	1864	emit(out, "var @2 = Array.prototype.newArray__Ljava_lang_Object_2ZLjava_lang_String_2I(true, '@3', @1);",
jaroslav@842	1865	smapper.popI(), smapper.pushA(), jvmType);
jaroslav@842	1866	}
jaroslav@842	1867
jaroslav@842	1868	private void generateANewArray(int type, final StackMapper smapper) throws IOException {
jaroslav@842	1869	String typeName = jc.getClassName(type);
jaroslav@842	1870	if (typeName.startsWith("[")) {
jaroslav@842	1871	typeName = "[" + typeName;
jaroslav@842	1872	} else {
jaroslav@842	1873	typeName = "[L" + typeName + ";";
jaroslav@842	1874	}
jaroslav@842	1875	emit(out, "var @2 = Array.prototype.newArray__Ljava_lang_Object_2ZLjava_lang_String_2I(false, '@3', @1);",
jaroslav@842	1876	smapper.popI(), smapper.pushA(), typeName);
jaroslav@842	1877	}
jaroslav@842	1878
jaroslav@842	1879	private int generateMultiANewArray(int type, final byte[] byteCodes, int i, final StackMapper smapper) throws IOException {
jaroslav@842	1880	String typeName = jc.getClassName(type);
jaroslav@842	1881	int dim = readUByte(byteCodes, ++i);
jaroslav@842	1882	StringBuilder dims = new StringBuilder();
jaroslav@842	1883	dims.append('[');
jaroslav@842	1884	for (int d = 0; d < dim; d++) {
jaroslav@842	1885	if (d != 0) {
jaroslav@842	1886	dims.insert(1, ",");
jaroslav@842	1887	}
jaroslav@842	1888	dims.insert(1, smapper.popI());
jaroslav@842	1889	}
jaroslav@842	1890	dims.append(']');
jaroslav@842	1891	emit(out, "var @2 = Array.prototype.multiNewArray__Ljava_lang_Object_2Ljava_lang_String_2_3II('@3', @1, 0);",
jaroslav@842	1892	dims.toString(), smapper.pushA(), typeName);
jaroslav@842	1893	return i;
jaroslav@842	1894	}
jaroslav@842	1895
jaroslav@843	1896	private int generateTableSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842	1897	int table = i / 4 * 4 + 4;
jaroslav@842	1898	int dflt = i + readInt4(byteCodes, table);
jaroslav@842	1899	table += 4;
jaroslav@842	1900	int low = readInt4(byteCodes, table);
jaroslav@842	1901	table += 4;
jaroslav@842	1902	int high = readInt4(byteCodes, table);
jaroslav@842	1903	table += 4;
jaroslav@842	1904	out.append("switch (").append(smapper.popI()).append(") {\n");
jaroslav@842	1905	while (low <= high) {
jaroslav@842	1906	int offset = i + readInt4(byteCodes, table);
jaroslav@842	1907	table += 4;
jaroslav@843	1908	out.append(" case " + low).append(":"); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842	1909	low++;
jaroslav@842	1910	}
jaroslav@842	1911	out.append(" default: ");
jaroslav@843	1912	goTo(out, i, dflt, topMostLabel);
jaroslav@842	1913	out.append("\n}");
jaroslav@842	1914	i = table - 1;
jaroslav@842	1915	return i;
jaroslav@842	1916	}
jaroslav@842	1917
jaroslav@843	1918	private int generateLookupSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842	1919	int table = i / 4 * 4 + 4;
jaroslav@842	1920	int dflt = i + readInt4(byteCodes, table);
jaroslav@842	1921	table += 4;
jaroslav@842	1922	int n = readInt4(byteCodes, table);
jaroslav@842	1923	table += 4;
jaroslav@842	1924	out.append("switch (").append(smapper.popI()).append(") {\n");
jaroslav@842	1925	while (n-- > 0) {
jaroslav@842	1926	int cnstnt = readInt4(byteCodes, table);
jaroslav@842	1927	table += 4;
jaroslav@842	1928	int offset = i + readInt4(byteCodes, table);
jaroslav@842	1929	table += 4;
jaroslav@843	1930	out.append(" case " + cnstnt).append(": "); goTo(out, i, offset, topMostLabel); out.append('\n');
jaroslav@842	1931	}
jaroslav@842	1932	out.append(" default: ");
jaroslav@843	1933	goTo(out, i, dflt, topMostLabel);
jaroslav@842	1934	out.append("\n}");
jaroslav@842	1935	i = table - 1;
jaroslav@842	1936	return i;
jaroslav@842	1937	}
jaroslav@842	1938
jaroslav@842	1939	private void generateInstanceOf(int indx, final StackMapper smapper) throws IOException {
jaroslav@842	1940	final String type = jc.getClassName(indx);
jaroslav@842	1941	if (!type.startsWith("[")) {
lubomir@1082	1942	emit(out, "var @2 = @1 != null && @1['$instOf_@3'] ? 1 : 0;",
jaroslav@842	1943	smapper.popA(), smapper.pushI(),
jaroslav@842	1944	type.replace('/', '_'));
jaroslav@842	1945	} else {
jaroslav@842	1946	emit(out, "var @2 = vm.java_lang_Class(false).forName__Ljava_lang_Class_2Ljava_lang_String_2('@3').isInstance__ZLjava_lang_Object_2(@1);",
jaroslav@842	1947	smapper.popA(), smapper.pushI(),
jaroslav@842	1948	type
jaroslav@842	1949	);
jaroslav@842	1950	}
jaroslav@842	1951	}
jaroslav@842	1952
jaroslav@842	1953	private void generateCheckcast(int indx, final StackMapper smapper) throws IOException {
jaroslav@842	1954	final String type = jc.getClassName(indx);
jaroslav@842	1955	if (!type.startsWith("[")) {
jaroslav@842	1956	emit(out,
lubomir@1082	1957	"if (@1 !== null && !@1['$instOf_@2']) throw vm.java_lang_ClassCastException(true);",
jaroslav@842	1958	smapper.getA(0), type.replace('/', '_'));
jaroslav@842	1959	} else {
jaroslav@842	1960	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	1961	smapper.getA(0), type
jaroslav@842	1962	);
jaroslav@842	1963	}
jaroslav@842	1964	}
jaroslav@842	1965
jaroslav@842	1966	private void generateByteCodeComment(int prev, int i, final byte[] byteCodes) throws IOException {
jaroslav@842	1967	for (int j = prev; j <= i; j++) {
jaroslav@842	1968	out.append(" ");
jaroslav@842	1969	final int cc = readUByte(byteCodes, j);
jaroslav@842	1970	out.append(Integer.toString(cc));
jaroslav@842	1971	}
jaroslav@842	1972	}
jaroslav@0	1973	}

author	Lubomir Nerad <lubomir.nerad@oracle.com>
	Mon, 06 May 2013 18:06:08 +0200
branch	closure
changeset 1084	f5c9934a252c
parent 1083	9d6130cb464f
child 1085	6a4ef883e233
permissions	-rw-r--r--