1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/clojure/lang/Compiler.java	Sat Aug 21 06:25:44 2010 -0400
     1.3 @@ -0,0 +1,6897 @@
     1.4 +/**
     1.5 + *   Copyright (c) Rich Hickey. All rights reserved.
     1.6 + *   The use and distribution terms for this software are covered by the
     1.7 + *   Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
     1.8 + *   which can be found in the file epl-v10.html at the root of this distribution.
     1.9 + *   By using this software in any fashion, you are agreeing to be bound by
    1.10 + * 	 the terms of this license.
    1.11 + *   You must not remove this notice, or any other, from this software.
    1.12 + **/
    1.13 +
    1.14 +/* rich Aug 21, 2007 */
    1.15 +
    1.16 +package clojure.lang;
    1.17 +
    1.18 +//*
    1.19 +
    1.20 +import clojure.asm.*;
    1.21 +import clojure.asm.commons.Method;
    1.22 +import clojure.asm.commons.GeneratorAdapter;
    1.23 +//*/
    1.24 +/*
    1.25 +
    1.26 +import org.objectweb.asm.*;
    1.27 +import org.objectweb.asm.commons.Method;
    1.28 +import org.objectweb.asm.commons.GeneratorAdapter;
    1.29 +import org.objectweb.asm.util.TraceClassVisitor;
    1.30 +import org.objectweb.asm.util.CheckClassAdapter;
    1.31 +//*/
    1.32 +
    1.33 +import java.io.*;
    1.34 +import java.util.*;
    1.35 +import java.lang.reflect.Constructor;
    1.36 +import java.lang.reflect.Modifier;
    1.37 +
    1.38 +public class Compiler implements Opcodes{
    1.39 +
    1.40 +static final Symbol DEF = Symbol.create("def");
    1.41 +static final Symbol LOOP = Symbol.create("loop*");
    1.42 +static final Symbol RECUR = Symbol.create("recur");
    1.43 +static final Symbol IF = Symbol.create("if");
    1.44 +static final Symbol LET = Symbol.create("let*");
    1.45 +static final Symbol LETFN = Symbol.create("letfn*");
    1.46 +static final Symbol DO = Symbol.create("do");
    1.47 +static final Symbol FN = Symbol.create("fn*");
    1.48 +static final Symbol QUOTE = Symbol.create("quote");
    1.49 +static final Symbol THE_VAR = Symbol.create("var");
    1.50 +static final Symbol DOT = Symbol.create(".");
    1.51 +static final Symbol ASSIGN = Symbol.create("set!");
    1.52 +//static final Symbol TRY_FINALLY = Symbol.create("try-finally");
    1.53 +static final Symbol TRY = Symbol.create("try");
    1.54 +static final Symbol CATCH = Symbol.create("catch");
    1.55 +static final Symbol FINALLY = Symbol.create("finally");
    1.56 +static final Symbol THROW = Symbol.create("throw");
    1.57 +static final Symbol MONITOR_ENTER = Symbol.create("monitor-enter");
    1.58 +static final Symbol MONITOR_EXIT = Symbol.create("monitor-exit");
    1.59 +static final Symbol IMPORT = Symbol.create("clojure.core", "import*");
    1.60 +//static final Symbol INSTANCE = Symbol.create("instance?");
    1.61 +static final Symbol DEFTYPE = Symbol.create("deftype*");
    1.62 +static final Symbol CASE = Symbol.create("case*");
    1.63 +
    1.64 +//static final Symbol THISFN = Symbol.create("thisfn");
    1.65 +static final Symbol CLASS = Symbol.create("Class");
    1.66 +static final Symbol NEW = Symbol.create("new");
    1.67 +static final Symbol THIS = Symbol.create("this");
    1.68 +static final Symbol REIFY = Symbol.create("reify*");
    1.69 +//static final Symbol UNQUOTE = Symbol.create("unquote");
    1.70 +//static final Symbol UNQUOTE_SPLICING = Symbol.create("unquote-splicing");
    1.71 +//static final Symbol SYNTAX_QUOTE = Symbol.create("clojure.core", "syntax-quote");
    1.72 +static final Symbol LIST = Symbol.create("clojure.core", "list");
    1.73 +static final Symbol HASHMAP = Symbol.create("clojure.core", "hash-map");
    1.74 +static final Symbol VECTOR = Symbol.create("clojure.core", "vector");
    1.75 +static final Symbol IDENTITY = Symbol.create("clojure.core", "identity");
    1.76 +
    1.77 +static final Symbol _AMP_ = Symbol.create("&");
    1.78 +static final Symbol ISEQ = Symbol.create("clojure.lang.ISeq");
    1.79 +
    1.80 +static final Keyword inlineKey = Keyword.intern(null, "inline");
    1.81 +static final Keyword inlineAritiesKey = Keyword.intern(null, "inline-arities");
    1.82 +
    1.83 +static final Keyword volatileKey = Keyword.intern(null, "volatile");
    1.84 +static final Keyword implementsKey = Keyword.intern(null, "implements");
    1.85 +static final String COMPILE_STUB_PREFIX = "compile__stub";
    1.86 +
    1.87 +static final Keyword protocolKey = Keyword.intern(null, "protocol");
    1.88 +static final Keyword onKey = Keyword.intern(null, "on");
    1.89 +
    1.90 +static final Symbol NS = Symbol.create("ns");
    1.91 +static final Symbol IN_NS = Symbol.create("in-ns");
    1.92 +
    1.93 +//static final Symbol IMPORT = Symbol.create("import");
    1.94 +//static final Symbol USE = Symbol.create("use");
    1.95 +
    1.96 +//static final Symbol IFN = Symbol.create("clojure.lang", "IFn");
    1.97 +
    1.98 +static final public IPersistentMap specials = PersistentHashMap.create(
    1.99 +		DEF, new DefExpr.Parser(),
   1.100 +		LOOP, new LetExpr.Parser(),
   1.101 +		RECUR, new RecurExpr.Parser(),
   1.102 +		IF, new IfExpr.Parser(),
   1.103 +		CASE, new CaseExpr.Parser(),
   1.104 +		LET, new LetExpr.Parser(),
   1.105 +		LETFN, new LetFnExpr.Parser(),
   1.106 +		DO, new BodyExpr.Parser(),
   1.107 +		FN, null,
   1.108 +		QUOTE, new ConstantExpr.Parser(),
   1.109 +		THE_VAR, new TheVarExpr.Parser(),
   1.110 +		IMPORT, new ImportExpr.Parser(),
   1.111 +		DOT, new HostExpr.Parser(),
   1.112 +		ASSIGN, new AssignExpr.Parser(),
   1.113 +		DEFTYPE, new NewInstanceExpr.DeftypeParser(),
   1.114 +		REIFY, new NewInstanceExpr.ReifyParser(),
   1.115 +//		TRY_FINALLY, new TryFinallyExpr.Parser(),
   1.116 +TRY, new TryExpr.Parser(),
   1.117 +THROW, new ThrowExpr.Parser(),
   1.118 +MONITOR_ENTER, new MonitorEnterExpr.Parser(),
   1.119 +MONITOR_EXIT, new MonitorExitExpr.Parser(),
   1.120 +//		INSTANCE, new InstanceExpr.Parser(),
   1.121 +//		IDENTICAL, new IdenticalExpr.Parser(),
   1.122 +//THISFN, null,
   1.123 +CATCH, null,
   1.124 +FINALLY, null,
   1.125 +//		CLASS, new ClassExpr.Parser(),
   1.126 +NEW, new NewExpr.Parser(),
   1.127 +//		UNQUOTE, null,
   1.128 +//		UNQUOTE_SPLICING, null,
   1.129 +//		SYNTAX_QUOTE, null,
   1.130 +_AMP_, null
   1.131 +);
   1.132 +
   1.133 +private static final int MAX_POSITIONAL_ARITY = 20;
   1.134 +private static final Type OBJECT_TYPE;
   1.135 +private static final Type KEYWORD_TYPE = Type.getType(Keyword.class);
   1.136 +private static final Type VAR_TYPE = Type.getType(Var.class);
   1.137 +private static final Type SYMBOL_TYPE = Type.getType(Symbol.class);
   1.138 +//private static final Type NUM_TYPE = Type.getType(Num.class);
   1.139 +private static final Type IFN_TYPE = Type.getType(IFn.class);
   1.140 +private static final Type AFUNCTION_TYPE = Type.getType(AFunction.class);
   1.141 +private static final Type RT_TYPE = Type.getType(RT.class);
   1.142 +final static Type CLASS_TYPE = Type.getType(Class.class);
   1.143 +final static Type NS_TYPE = Type.getType(Namespace.class);
   1.144 +final static Type UTIL_TYPE = Type.getType(Util.class);
   1.145 +final static Type REFLECTOR_TYPE = Type.getType(Reflector.class);
   1.146 +final static Type THROWABLE_TYPE = Type.getType(Throwable.class);
   1.147 +final static Type BOOLEAN_OBJECT_TYPE = Type.getType(Boolean.class);
   1.148 +final static Type IPERSISTENTMAP_TYPE = Type.getType(IPersistentMap.class);
   1.149 +final static Type IOBJ_TYPE = Type.getType(IObj.class);
   1.150 +
   1.151 +private static final Type[][] ARG_TYPES;
   1.152 +private static final Type[] EXCEPTION_TYPES = {Type.getType(Exception.class)};
   1.153 +
   1.154 +static
   1.155 +	{
   1.156 +	OBJECT_TYPE = Type.getType(Object.class);
   1.157 +	ARG_TYPES = new Type[MAX_POSITIONAL_ARITY + 2][];
   1.158 +	for(int i = 0; i <= MAX_POSITIONAL_ARITY; ++i)
   1.159 +		{
   1.160 +		Type[] a = new Type[i];
   1.161 +		for(int j = 0; j < i; j++)
   1.162 +			a[j] = OBJECT_TYPE;
   1.163 +		ARG_TYPES[i] = a;
   1.164 +		}
   1.165 +	Type[] a = new Type[MAX_POSITIONAL_ARITY + 1];
   1.166 +	for(int j = 0; j < MAX_POSITIONAL_ARITY; j++)
   1.167 +		a[j] = OBJECT_TYPE;
   1.168 +	a[MAX_POSITIONAL_ARITY] = Type.getType("[Ljava/lang/Object;");
   1.169 +	ARG_TYPES[MAX_POSITIONAL_ARITY + 1] = a;
   1.170 +
   1.171 +
   1.172 +	}
   1.173 +
   1.174 +
   1.175 +//symbol->localbinding
   1.176 +static final public Var LOCAL_ENV = Var.create(null);
   1.177 +
   1.178 +//vector<localbinding>
   1.179 +static final public Var LOOP_LOCALS = Var.create();
   1.180 +
   1.181 +//Label
   1.182 +static final public Var LOOP_LABEL = Var.create();
   1.183 +
   1.184 +//vector<object>
   1.185 +static final public Var CONSTANTS = Var.create();
   1.186 +
   1.187 +//IdentityHashMap
   1.188 +static final public Var CONSTANT_IDS = Var.create();
   1.189 +
   1.190 +//vector<keyword>
   1.191 +static final public Var KEYWORD_CALLSITES = Var.create();
   1.192 +
   1.193 +//vector<var>
   1.194 +static final public Var PROTOCOL_CALLSITES = Var.create();
   1.195 +
   1.196 +//vector<var>
   1.197 +static final public Var VAR_CALLSITES = Var.create();
   1.198 +
   1.199 +//keyword->constid
   1.200 +static final public Var KEYWORDS = Var.create();
   1.201 +
   1.202 +//var->constid
   1.203 +static final public Var VARS = Var.create();
   1.204 +
   1.205 +//FnFrame
   1.206 +static final public Var METHOD = Var.create(null);
   1.207 +
   1.208 +//null or not
   1.209 +static final public Var IN_CATCH_FINALLY = Var.create(null);
   1.210 +
   1.211 +//DynamicClassLoader
   1.212 +static final public Var LOADER = Var.create();
   1.213 +
   1.214 +//String
   1.215 +static final public Var SOURCE = Var.intern(Namespace.findOrCreate(Symbol.create("clojure.core")),
   1.216 +                                            Symbol.create("*source-path*"), "NO_SOURCE_FILE");
   1.217 +
   1.218 +//String
   1.219 +static final public Var SOURCE_PATH = Var.intern(Namespace.findOrCreate(Symbol.create("clojure.core")),
   1.220 +                                                 Symbol.create("*file*"), "NO_SOURCE_PATH");
   1.221 +
   1.222 +//String
   1.223 +static final public Var COMPILE_PATH = Var.intern(Namespace.findOrCreate(Symbol.create("clojure.core")),
   1.224 +                                                  Symbol.create("*compile-path*"), null);
   1.225 +//boolean
   1.226 +static final public Var COMPILE_FILES = Var.intern(Namespace.findOrCreate(Symbol.create("clojure.core")),
   1.227 +                                                   Symbol.create("*compile-files*"), Boolean.FALSE);
   1.228 +
   1.229 +static final public Var INSTANCE = Var.intern(Namespace.findOrCreate(Symbol.create("clojure.core")),
   1.230 +                                            Symbol.create("instance?"));
   1.231 +
   1.232 +static final public Var ADD_ANNOTATIONS = Var.intern(Namespace.findOrCreate(Symbol.create("clojure.core")),
   1.233 +                                            Symbol.create("add-annotations"));
   1.234 +
   1.235 +//Integer
   1.236 +static final public Var LINE = Var.create(0);
   1.237 +
   1.238 +//Integer
   1.239 +static final public Var LINE_BEFORE = Var.create(0);
   1.240 +static final public Var LINE_AFTER = Var.create(0);
   1.241 +
   1.242 +//Integer
   1.243 +static final public Var NEXT_LOCAL_NUM = Var.create(0);
   1.244 +
   1.245 +//Integer
   1.246 +static final public Var RET_LOCAL_NUM = Var.create();
   1.247 +
   1.248 +
   1.249 +static final public Var COMPILE_STUB_SYM = Var.create(null);
   1.250 +static final public Var COMPILE_STUB_CLASS = Var.create(null);
   1.251 +
   1.252 +
   1.253 +//PathNode chain
   1.254 +static final public Var CLEAR_PATH = Var.create(null);
   1.255 +
   1.256 +//tail of PathNode chain
   1.257 +static final public Var CLEAR_ROOT = Var.create(null);
   1.258 +
   1.259 +//LocalBinding -> Set<LocalBindingExpr>
   1.260 +static final public Var CLEAR_SITES = Var.create(null);
   1.261 +
   1.262 +    public enum C{
   1.263 +	STATEMENT,  //value ignored
   1.264 +	EXPRESSION, //value required
   1.265 +	RETURN,      //tail position relative to enclosing recur frame
   1.266 +	EVAL
   1.267 +}
   1.268 +
   1.269 +interface Expr{
   1.270 +	Object eval() throws Exception;
   1.271 +
   1.272 +	void emit(C context, ObjExpr objx, GeneratorAdapter gen);
   1.273 +
   1.274 +	boolean hasJavaClass() throws Exception;
   1.275 +
   1.276 +	Class getJavaClass() throws Exception;
   1.277 +}
   1.278 +
   1.279 +public static abstract class UntypedExpr implements Expr{
   1.280 +
   1.281 +	public Class getJavaClass(){
   1.282 +		throw new IllegalArgumentException("Has no Java class");
   1.283 +	}
   1.284 +
   1.285 +	public boolean hasJavaClass(){
   1.286 +		return false;
   1.287 +	}
   1.288 +}
   1.289 +
   1.290 +interface IParser{
   1.291 +	Expr parse(C context, Object form) throws Exception;
   1.292 +}
   1.293 +
   1.294 +static boolean isSpecial(Object sym){
   1.295 +	return specials.containsKey(sym);
   1.296 +}
   1.297 +
   1.298 +static Symbol resolveSymbol(Symbol sym){
   1.299 +	//already qualified or classname?
   1.300 +	if(sym.name.indexOf('.') > 0)
   1.301 +		return sym;
   1.302 +	if(sym.ns != null)
   1.303 +		{
   1.304 +		Namespace ns = namespaceFor(sym);
   1.305 +		if(ns == null || ns.name.name == sym.ns)
   1.306 +			return sym;
   1.307 +		return Symbol.create(ns.name.name, sym.name);
   1.308 +		}
   1.309 +	Object o = currentNS().getMapping(sym);
   1.310 +	if(o == null)
   1.311 +		return Symbol.intern(currentNS().name.name, sym.name);
   1.312 +	else if(o instanceof Class)
   1.313 +		return Symbol.intern(null, ((Class) o).getName());
   1.314 +	else if(o instanceof Var)
   1.315 +			{
   1.316 +			Var v = (Var) o;
   1.317 +			return Symbol.create(v.ns.name.name, v.sym.name);
   1.318 +			}
   1.319 +	return null;
   1.320 +
   1.321 +}
   1.322 +
   1.323 +static class DefExpr implements Expr{
   1.324 +	public final Var var;
   1.325 +	public final Expr init;
   1.326 +	public final Expr meta;
   1.327 +	public final boolean initProvided;
   1.328 +	public final String source;
   1.329 +	public final int line;
   1.330 +	final static Method bindRootMethod = Method.getMethod("void bindRoot(Object)");
   1.331 +	final static Method setTagMethod = Method.getMethod("void setTag(clojure.lang.Symbol)");
   1.332 +	final static Method setMetaMethod = Method.getMethod("void setMeta(clojure.lang.IPersistentMap)");
   1.333 +	final static Method symcreate = Method.getMethod("clojure.lang.Symbol create(String, String)");
   1.334 +
   1.335 +	public DefExpr(String source, int line, Var var, Expr init, Expr meta, boolean initProvided){
   1.336 +		this.source = source;
   1.337 +		this.line = line;
   1.338 +		this.var = var;
   1.339 +		this.init = init;
   1.340 +		this.meta = meta;
   1.341 +		this.initProvided = initProvided;
   1.342 +	}
   1.343 +
   1.344 +    private boolean includesExplicitMetadata(MapExpr expr) {
   1.345 +        for(int i=0; i < expr.keyvals.count(); i += 2)
   1.346 +            {
   1.347 +                Keyword k  = ((KeywordExpr) expr.keyvals.nth(i)).k;
   1.348 +                if ((k != RT.FILE_KEY) &&
   1.349 +                    (k != RT.DECLARED_KEY) &&
   1.350 +                    (k != RT.LINE_KEY))
   1.351 +                    return true;
   1.352 +            }
   1.353 +        return false;
   1.354 +    }
   1.355 +
   1.356 +    public Object eval() throws Exception{
   1.357 +		try
   1.358 +			{
   1.359 +			if(initProvided)
   1.360 +				{
   1.361 +//			if(init instanceof FnExpr && ((FnExpr) init).closes.count()==0)
   1.362 +//				var.bindRoot(new FnLoaderThunk((FnExpr) init,var));
   1.363 +//			else
   1.364 +				var.bindRoot(init.eval());
   1.365 +				}
   1.366 +			if(meta != null)
   1.367 +				{
   1.368 +                IPersistentMap metaMap = (IPersistentMap) meta.eval();
   1.369 +                if (initProvided || includesExplicitMetadata((MapExpr) meta))
   1.370 +				    var.setMeta((IPersistentMap) meta.eval());
   1.371 +				}
   1.372 +			return var;
   1.373 +			}
   1.374 +		catch(Throwable e)
   1.375 +			{
   1.376 +			if(!(e instanceof CompilerException))
   1.377 +				throw new CompilerException(source, line, e);
   1.378 +			else
   1.379 +				throw (CompilerException) e;
   1.380 +			}
   1.381 +	}
   1.382 +
   1.383 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.384 +		objx.emitVar(gen, var);
   1.385 +		if(meta != null)
   1.386 +			{
   1.387 +            if (initProvided || includesExplicitMetadata((MapExpr) meta))
   1.388 +                {
   1.389 +                gen.dup();
   1.390 +                meta.emit(C.EXPRESSION, objx, gen);
   1.391 +                gen.checkCast(IPERSISTENTMAP_TYPE);
   1.392 +                gen.invokeVirtual(VAR_TYPE, setMetaMethod);
   1.393 +                }
   1.394 +			}
   1.395 +		if(initProvided)
   1.396 +			{
   1.397 +			gen.dup();
   1.398 +			init.emit(C.EXPRESSION, objx, gen);
   1.399 +			gen.invokeVirtual(VAR_TYPE, bindRootMethod);
   1.400 +			}
   1.401 +
   1.402 +		if(context == C.STATEMENT)
   1.403 +			gen.pop();
   1.404 +	}
   1.405 +
   1.406 +	public boolean hasJavaClass(){
   1.407 +		return true;
   1.408 +	}
   1.409 +
   1.410 +	public Class getJavaClass(){
   1.411 +		return Var.class;
   1.412 +	}
   1.413 +
   1.414 +	static class Parser implements IParser{
   1.415 +		public Expr parse(C context, Object form) throws Exception{
   1.416 +			//(def x) or (def x initexpr)
   1.417 +			if(RT.count(form) > 3)
   1.418 +				throw new Exception("Too many arguments to def");
   1.419 +			else if(RT.count(form) < 2)
   1.420 +				throw new Exception("Too few arguments to def");
   1.421 +			else if(!(RT.second(form) instanceof Symbol))
   1.422 +					throw new Exception("First argument to def must be a Symbol");
   1.423 +			Symbol sym = (Symbol) RT.second(form);
   1.424 +			Var v = lookupVar(sym, true);
   1.425 +			if(v == null)
   1.426 +				throw new Exception("Can't refer to qualified var that doesn't exist");
   1.427 +			if(!v.ns.equals(currentNS()))
   1.428 +				{
   1.429 +				if(sym.ns == null)
   1.430 +					v = currentNS().intern(sym);
   1.431 +//					throw new Exception("Name conflict, can't def " + sym + " because namespace: " + currentNS().name +
   1.432 +//					                    " refers to:" + v);
   1.433 +				else
   1.434 +					throw new Exception("Can't create defs outside of current ns");
   1.435 +				}
   1.436 +			IPersistentMap mm = sym.meta();
   1.437 +            Object source_path = SOURCE_PATH.get();
   1.438 +            source_path = source_path == null ? "NO_SOURCE_FILE" : source_path;
   1.439 +            mm = (IPersistentMap) RT.assoc(mm, RT.LINE_KEY, LINE.get()).assoc(RT.FILE_KEY, source_path);
   1.440 +			Expr meta = analyze(context == C.EVAL ? context : C.EXPRESSION, mm);
   1.441 +			return new DefExpr((String) SOURCE.deref(), (Integer) LINE.deref(),
   1.442 +			                   v, analyze(context == C.EVAL ? context : C.EXPRESSION, RT.third(form), v.sym.name),
   1.443 +			                   meta, RT.count(form) == 3);
   1.444 +		}
   1.445 +	}
   1.446 +}
   1.447 +
   1.448 +public static class AssignExpr implements Expr{
   1.449 +	public final AssignableExpr target;
   1.450 +	public final Expr val;
   1.451 +
   1.452 +	public AssignExpr(AssignableExpr target, Expr val){
   1.453 +		this.target = target;
   1.454 +		this.val = val;
   1.455 +	}
   1.456 +
   1.457 +	public Object eval() throws Exception{
   1.458 +		return target.evalAssign(val);
   1.459 +	}
   1.460 +
   1.461 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.462 +		target.emitAssign(context, objx, gen, val);
   1.463 +	}
   1.464 +
   1.465 +	public boolean hasJavaClass() throws Exception{
   1.466 +		return val.hasJavaClass();
   1.467 +	}
   1.468 +
   1.469 +	public Class getJavaClass() throws Exception{
   1.470 +		return val.getJavaClass();
   1.471 +	}
   1.472 +
   1.473 +	static class Parser implements IParser{
   1.474 +		public Expr parse(C context, Object frm) throws Exception{
   1.475 +			ISeq form = (ISeq) frm;
   1.476 +			if(RT.length(form) != 3)
   1.477 +				throw new IllegalArgumentException("Malformed assignment, expecting (set! target val)");
   1.478 +			Expr target = analyze(C.EXPRESSION, RT.second(form));
   1.479 +			if(!(target instanceof AssignableExpr))
   1.480 +				throw new IllegalArgumentException("Invalid assignment target");
   1.481 +			return new AssignExpr((AssignableExpr) target, analyze(C.EXPRESSION, RT.third(form)));
   1.482 +		}
   1.483 +	}
   1.484 +}
   1.485 +
   1.486 +public static class VarExpr implements Expr, AssignableExpr{
   1.487 +	public final Var var;
   1.488 +	public final Object tag;
   1.489 +	final static Method getMethod = Method.getMethod("Object get()");
   1.490 +	final static Method setMethod = Method.getMethod("Object set(Object)");
   1.491 +
   1.492 +	public VarExpr(Var var, Symbol tag){
   1.493 +		this.var = var;
   1.494 +		this.tag = tag != null ? tag : var.getTag();
   1.495 +	}
   1.496 +
   1.497 +	public Object eval() throws Exception{
   1.498 +		return var.deref();
   1.499 +	}
   1.500 +
   1.501 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.502 +		objx.emitVar(gen, var);
   1.503 +		gen.invokeVirtual(VAR_TYPE, getMethod);
   1.504 +		if(context == C.STATEMENT)
   1.505 +			{
   1.506 +			gen.pop();
   1.507 +			}
   1.508 +	}
   1.509 +
   1.510 +	public boolean hasJavaClass(){
   1.511 +		return tag != null;
   1.512 +	}
   1.513 +
   1.514 +	public Class getJavaClass() throws Exception{
   1.515 +		return HostExpr.tagToClass(tag);
   1.516 +	}
   1.517 +
   1.518 +	public Object evalAssign(Expr val) throws Exception{
   1.519 +		return var.set(val.eval());
   1.520 +	}
   1.521 +
   1.522 +	public void emitAssign(C context, ObjExpr objx, GeneratorAdapter gen,
   1.523 +	                       Expr val){
   1.524 +		objx.emitVar(gen, var);
   1.525 +		val.emit(C.EXPRESSION, objx, gen);
   1.526 +		gen.invokeVirtual(VAR_TYPE, setMethod);
   1.527 +		if(context == C.STATEMENT)
   1.528 +			gen.pop();
   1.529 +	}
   1.530 +}
   1.531 +
   1.532 +public static class TheVarExpr implements Expr{
   1.533 +	public final Var var;
   1.534 +
   1.535 +	public TheVarExpr(Var var){
   1.536 +		this.var = var;
   1.537 +	}
   1.538 +
   1.539 +	public Object eval() throws Exception{
   1.540 +		return var;
   1.541 +	}
   1.542 +
   1.543 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.544 +		objx.emitVar(gen, var);
   1.545 +		if(context == C.STATEMENT)
   1.546 +			gen.pop();
   1.547 +	}
   1.548 +
   1.549 +	public boolean hasJavaClass(){
   1.550 +		return true;
   1.551 +	}
   1.552 +
   1.553 +	public Class getJavaClass() throws ClassNotFoundException{
   1.554 +		return Var.class;
   1.555 +	}
   1.556 +
   1.557 +	static class Parser implements IParser{
   1.558 +		public Expr parse(C context, Object form) throws Exception{
   1.559 +			Symbol sym = (Symbol) RT.second(form);
   1.560 +			Var v = lookupVar(sym, false);
   1.561 +			if(v != null)
   1.562 +				return new TheVarExpr(v);
   1.563 +			throw new Exception("Unable to resolve var: " + sym + " in this context");
   1.564 +		}
   1.565 +	}
   1.566 +}
   1.567 +
   1.568 +public static class KeywordExpr implements Expr{
   1.569 +	public final Keyword k;
   1.570 +
   1.571 +	public KeywordExpr(Keyword k){
   1.572 +		this.k = k;
   1.573 +	}
   1.574 +
   1.575 +	public Object eval() throws Exception{
   1.576 +		return k;
   1.577 +	}
   1.578 +
   1.579 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.580 +		objx.emitKeyword(gen, k);
   1.581 +		if(context == C.STATEMENT)
   1.582 +			gen.pop();
   1.583 +
   1.584 +	}
   1.585 +
   1.586 +	public boolean hasJavaClass(){
   1.587 +		return true;
   1.588 +	}
   1.589 +
   1.590 +	public Class getJavaClass() throws ClassNotFoundException{
   1.591 +		return Keyword.class;
   1.592 +	}
   1.593 +}
   1.594 +
   1.595 +public static class ImportExpr implements Expr{
   1.596 +	public final String c;
   1.597 +	final static Method forNameMethod = Method.getMethod("Class forName(String)");
   1.598 +	final static Method importClassMethod = Method.getMethod("Class importClass(Class)");
   1.599 +	final static Method derefMethod = Method.getMethod("Object deref()");
   1.600 +
   1.601 +	public ImportExpr(String c){
   1.602 +		this.c = c;
   1.603 +	}
   1.604 +
   1.605 +	public Object eval() throws Exception{
   1.606 +		Namespace ns = (Namespace) RT.CURRENT_NS.deref();
   1.607 +		ns.importClass(RT.classForName(c));
   1.608 +		return null;
   1.609 +	}
   1.610 +
   1.611 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.612 +		gen.getStatic(RT_TYPE,"CURRENT_NS",VAR_TYPE);
   1.613 +		gen.invokeVirtual(VAR_TYPE, derefMethod);
   1.614 +		gen.checkCast(NS_TYPE);
   1.615 +		gen.push(c);
   1.616 +		gen.invokeStatic(CLASS_TYPE, forNameMethod);
   1.617 +		gen.invokeVirtual(NS_TYPE, importClassMethod);
   1.618 +		if(context == C.STATEMENT)
   1.619 +			gen.pop();
   1.620 +	}
   1.621 +
   1.622 +	public boolean hasJavaClass(){
   1.623 +		return false;
   1.624 +	}
   1.625 +
   1.626 +	public Class getJavaClass() throws ClassNotFoundException{
   1.627 +		throw new IllegalArgumentException("ImportExpr has no Java class");
   1.628 +	}
   1.629 +
   1.630 +	static class Parser implements IParser{
   1.631 +		public Expr parse(C context, Object form) throws Exception{
   1.632 +			return new ImportExpr((String) RT.second(form));
   1.633 +		}
   1.634 +	}
   1.635 +}
   1.636 +
   1.637 +public static abstract class LiteralExpr implements Expr{
   1.638 +	abstract Object val();
   1.639 +
   1.640 +	public Object eval(){
   1.641 +		return val();
   1.642 +	}
   1.643 +}
   1.644 +
   1.645 +static interface AssignableExpr{
   1.646 +	Object evalAssign(Expr val) throws Exception;
   1.647 +
   1.648 +	void emitAssign(C context, ObjExpr objx, GeneratorAdapter gen, Expr val);
   1.649 +}
   1.650 +
   1.651 +static public interface MaybePrimitiveExpr extends Expr{
   1.652 +	public boolean canEmitPrimitive();
   1.653 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen);
   1.654 +}
   1.655 +
   1.656 +static public abstract class HostExpr implements Expr, MaybePrimitiveExpr{
   1.657 +	final static Type BOOLEAN_TYPE = Type.getType(Boolean.class);
   1.658 +	final static Type CHAR_TYPE = Type.getType(Character.class);
   1.659 +	final static Type INTEGER_TYPE = Type.getType(Integer.class);
   1.660 +	final static Type LONG_TYPE = Type.getType(Long.class);
   1.661 +	final static Type FLOAT_TYPE = Type.getType(Float.class);
   1.662 +	final static Type DOUBLE_TYPE = Type.getType(Double.class);
   1.663 +	final static Type SHORT_TYPE = Type.getType(Short.class);
   1.664 +	final static Type BYTE_TYPE = Type.getType(Byte.class);
   1.665 +	final static Type NUMBER_TYPE = Type.getType(Number.class);
   1.666 +
   1.667 +	final static Method charValueMethod = Method.getMethod("char charValue()");
   1.668 +	final static Method booleanValueMethod = Method.getMethod("boolean booleanValue()");
   1.669 +
   1.670 +	final static Method charValueOfMethod = Method.getMethod("Character valueOf(char)");
   1.671 +	final static Method intValueOfMethod = Method.getMethod("Integer valueOf(int)");
   1.672 +	final static Method longValueOfMethod = Method.getMethod("Long valueOf(long)");
   1.673 +	final static Method floatValueOfMethod = Method.getMethod("Float valueOf(float)");
   1.674 +	final static Method doubleValueOfMethod = Method.getMethod("Double valueOf(double)");
   1.675 +	final static Method shortValueOfMethod = Method.getMethod("Short valueOf(short)");
   1.676 +	final static Method byteValueOfMethod = Method.getMethod("Byte valueOf(byte)");
   1.677 +
   1.678 +	final static Method intValueMethod = Method.getMethod("int intValue()");
   1.679 +	final static Method longValueMethod = Method.getMethod("long longValue()");
   1.680 +	final static Method floatValueMethod = Method.getMethod("float floatValue()");
   1.681 +	final static Method doubleValueMethod = Method.getMethod("double doubleValue()");
   1.682 +	final static Method byteValueMethod = Method.getMethod("byte byteValue()");
   1.683 +	final static Method shortValueMethod = Method.getMethod("short shortValue()");
   1.684 +
   1.685 +	final static Method fromIntMethod = Method.getMethod("clojure.lang.Num from(int)");
   1.686 +	final static Method fromLongMethod = Method.getMethod("clojure.lang.Num from(long)");
   1.687 +	final static Method fromDoubleMethod = Method.getMethod("clojure.lang.Num from(double)");
   1.688 +
   1.689 +
   1.690 +	//*
   1.691 +	public static void emitBoxReturn(ObjExpr objx, GeneratorAdapter gen, Class returnType){
   1.692 +		if(returnType.isPrimitive())
   1.693 +			{
   1.694 +			if(returnType == boolean.class)
   1.695 +				{
   1.696 +				Label falseLabel = gen.newLabel();
   1.697 +				Label endLabel = gen.newLabel();
   1.698 +				gen.ifZCmp(GeneratorAdapter.EQ, falseLabel);
   1.699 +				gen.getStatic(BOOLEAN_OBJECT_TYPE, "TRUE", BOOLEAN_OBJECT_TYPE);
   1.700 +				gen.goTo(endLabel);
   1.701 +				gen.mark(falseLabel);
   1.702 +				gen.getStatic(BOOLEAN_OBJECT_TYPE, "FALSE", BOOLEAN_OBJECT_TYPE);
   1.703 +//				NIL_EXPR.emit(C.EXPRESSION, fn, gen);
   1.704 +				gen.mark(endLabel);
   1.705 +				}
   1.706 +			else if(returnType == void.class)
   1.707 +				{
   1.708 +				NIL_EXPR.emit(C.EXPRESSION, objx, gen);
   1.709 +				}
   1.710 +			else if(returnType == char.class)
   1.711 +					{
   1.712 +					gen.invokeStatic(CHAR_TYPE, charValueOfMethod);
   1.713 +					}
   1.714 +				else
   1.715 +					{
   1.716 +					if(returnType == int.class)
   1.717 +					//gen.invokeStatic(NUM_TYPE, fromIntMethod);
   1.718 +						gen.invokeStatic(INTEGER_TYPE, intValueOfMethod);
   1.719 +					else if(returnType == float.class)
   1.720 +						{
   1.721 +						//gen.visitInsn(F2D);
   1.722 +						gen.invokeStatic(FLOAT_TYPE, floatValueOfMethod);
   1.723 +						//m = floatValueOfMethod;
   1.724 +						}
   1.725 +					else if(returnType == double.class)
   1.726 +							gen.invokeStatic(DOUBLE_TYPE, doubleValueOfMethod);
   1.727 +						else if(returnType == long.class)
   1.728 +								gen.invokeStatic(LONG_TYPE, longValueOfMethod);
   1.729 +							else if(returnType == byte.class)
   1.730 +									gen.invokeStatic(BYTE_TYPE, byteValueOfMethod);
   1.731 +								else if(returnType == short.class)
   1.732 +										gen.invokeStatic(SHORT_TYPE, shortValueOfMethod);
   1.733 +					}
   1.734 +			}
   1.735 +	}
   1.736 +
   1.737 +	//*/
   1.738 +	public static void emitUnboxArg(ObjExpr objx, GeneratorAdapter gen, Class paramType){
   1.739 +		if(paramType.isPrimitive())
   1.740 +			{
   1.741 +			if(paramType == boolean.class)
   1.742 +				{
   1.743 +				gen.checkCast(BOOLEAN_TYPE);
   1.744 +				gen.invokeVirtual(BOOLEAN_TYPE, booleanValueMethod);
   1.745 +//				Label falseLabel = gen.newLabel();
   1.746 +//				Label endLabel = gen.newLabel();
   1.747 +//				gen.ifNull(falseLabel);
   1.748 +//				gen.push(1);
   1.749 +//				gen.goTo(endLabel);
   1.750 +//				gen.mark(falseLabel);
   1.751 +//				gen.push(0);
   1.752 +//				gen.mark(endLabel);
   1.753 +				}
   1.754 +			else if(paramType == char.class)
   1.755 +				{
   1.756 +				gen.checkCast(CHAR_TYPE);
   1.757 +				gen.invokeVirtual(CHAR_TYPE, charValueMethod);
   1.758 +				}
   1.759 +			else
   1.760 +				{
   1.761 +				Method m = intValueMethod;
   1.762 +				gen.checkCast(NUMBER_TYPE);
   1.763 +				if(paramType == int.class)
   1.764 +					m = intValueMethod;
   1.765 +				else if(paramType == float.class)
   1.766 +					m = floatValueMethod;
   1.767 +				else if(paramType == double.class)
   1.768 +						m = doubleValueMethod;
   1.769 +					else if(paramType == long.class)
   1.770 +							m = longValueMethod;
   1.771 +						else if(paramType == byte.class)
   1.772 +								m = byteValueMethod;
   1.773 +							else if(paramType == short.class)
   1.774 +									m = shortValueMethod;
   1.775 +				gen.invokeVirtual(NUMBER_TYPE, m);
   1.776 +				}
   1.777 +			}
   1.778 +		else
   1.779 +			{
   1.780 +			gen.checkCast(Type.getType(paramType));
   1.781 +			}
   1.782 +	}
   1.783 +
   1.784 +	static class Parser implements IParser{
   1.785 +		public Expr parse(C context, Object frm) throws Exception{
   1.786 +			ISeq form = (ISeq) frm;
   1.787 +			//(. x fieldname-sym) or
   1.788 +			//(. x 0-ary-method)
   1.789 +			// (. x methodname-sym args+)
   1.790 +			// (. x (methodname-sym args?))
   1.791 +			if(RT.length(form) < 3)
   1.792 +				throw new IllegalArgumentException("Malformed member expression, expecting (. target member ...)");
   1.793 +			//determine static or instance
   1.794 +			//static target must be symbol, either fully.qualified.Classname or Classname that has been imported
   1.795 +			int line = (Integer) LINE.deref();
   1.796 +			String source = (String) SOURCE.deref();
   1.797 +			Class c = maybeClass(RT.second(form), false);
   1.798 +			//at this point c will be non-null if static
   1.799 +			Expr instance = null;
   1.800 +			if(c == null)
   1.801 +				instance = analyze(context == C.EVAL ? context : C.EXPRESSION, RT.second(form));
   1.802 +			boolean maybeField = RT.length(form) == 3 &&
   1.803 +			                     (RT.third(form) instanceof Symbol
   1.804 +									|| RT.third(form) instanceof Keyword);
   1.805 +			if(maybeField && !(RT.third(form) instanceof Keyword))
   1.806 +				{
   1.807 +				Symbol sym = (Symbol) RT.third(form);
   1.808 +				if(c != null)
   1.809 +					maybeField = Reflector.getMethods(c, 0, munge(sym.name), true).size() == 0;
   1.810 +				else if(instance != null && instance.hasJavaClass() && instance.getJavaClass() != null)
   1.811 +					maybeField = Reflector.getMethods(instance.getJavaClass(), 0, munge(sym.name), false).size() == 0;
   1.812 +				}
   1.813 +			if(maybeField)    //field
   1.814 +				{
   1.815 +				Symbol sym = (RT.third(form) instanceof Keyword)?
   1.816 +				             ((Keyword)RT.third(form)).sym
   1.817 +							:(Symbol) RT.third(form);
   1.818 +				Symbol tag = tagOf(form);
   1.819 +				if(c != null) {
   1.820 +					return new StaticFieldExpr(line, c, munge(sym.name), tag);
   1.821 +				} else
   1.822 +					return new InstanceFieldExpr(line, instance, munge(sym.name), tag);
   1.823 +				}
   1.824 +			else
   1.825 +				{
   1.826 +				ISeq call = (ISeq) ((RT.third(form) instanceof ISeq) ? RT.third(form) : RT.next(RT.next(form)));
   1.827 +				if(!(RT.first(call) instanceof Symbol))
   1.828 +					throw new IllegalArgumentException("Malformed member expression");
   1.829 +				Symbol sym = (Symbol) RT.first(call);
   1.830 +				Symbol tag = tagOf(form);
   1.831 +				PersistentVector args = PersistentVector.EMPTY;
   1.832 +				for(ISeq s = RT.next(call); s != null; s = s.next())
   1.833 +					args = args.cons(analyze(context == C.EVAL ? context : C.EXPRESSION, s.first()));
   1.834 +				if(c != null)
   1.835 +					return new StaticMethodExpr(source, line, tag, c, munge(sym.name), args);
   1.836 +				else
   1.837 +					return new InstanceMethodExpr(source, line, tag, instance, munge(sym.name), args);
   1.838 +				}
   1.839 +		}
   1.840 +	}
   1.841 +
   1.842 +	private static Class maybeClass(Object form, boolean stringOk) throws Exception{
   1.843 +		if(form instanceof Class)
   1.844 +			return (Class) form;
   1.845 +		Class c = null;
   1.846 +		if(form instanceof Symbol)
   1.847 +			{
   1.848 +			Symbol sym = (Symbol) form;
   1.849 +			if(sym.ns == null) //if ns-qualified can't be classname
   1.850 +				{
   1.851 +				if(Util.equals(sym,COMPILE_STUB_SYM.get()))
   1.852 +					return (Class) COMPILE_STUB_CLASS.get();
   1.853 +				if(sym.name.indexOf('.') > 0 || sym.name.charAt(0) == '[')
   1.854 +					c = RT.classForName(sym.name);
   1.855 +				else
   1.856 +					{
   1.857 +					Object o = currentNS().getMapping(sym);
   1.858 +					if(o instanceof Class)
   1.859 +						c = (Class) o;
   1.860 +					}
   1.861 +				}
   1.862 +			}
   1.863 +		else if(stringOk && form instanceof String)
   1.864 +			c = RT.classForName((String) form);
   1.865 +		return c;
   1.866 +	}
   1.867 +
   1.868 +	/*
   1.869 +	 private static String maybeClassName(Object form, boolean stringOk){
   1.870 +		 String className = null;
   1.871 +		 if(form instanceof Symbol)
   1.872 +			 {
   1.873 +			 Symbol sym = (Symbol) form;
   1.874 +			 if(sym.ns == null) //if ns-qualified can't be classname
   1.875 +				 {
   1.876 +				 if(sym.name.indexOf('.') > 0 || sym.name.charAt(0) == '[')
   1.877 +					 className = sym.name;
   1.878 +				 else
   1.879 +					 {
   1.880 +					 IPersistentMap imports = (IPersistentMap) ((Var) RT.NS_IMPORTS.get()).get();
   1.881 +					 className = (String) imports.valAt(sym);
   1.882 +					 }
   1.883 +				 }
   1.884 +			 }
   1.885 +		 else if(stringOk && form instanceof String)
   1.886 +			 className = (String) form;
   1.887 +		 return className;
   1.888 +	 }
   1.889 + */
   1.890 +	static Class tagToClass(Object tag) throws Exception{
   1.891 +		Class c = maybeClass(tag, true);
   1.892 +		if(tag instanceof Symbol)
   1.893 +			{
   1.894 +			Symbol sym = (Symbol) tag;
   1.895 +			if(sym.ns == null) //if ns-qualified can't be classname
   1.896 +				{
   1.897 +				if(sym.name.equals("objects"))
   1.898 +					c = Object[].class;
   1.899 +				else if(sym.name.equals("ints"))
   1.900 +					c = int[].class;
   1.901 +				else if(sym.name.equals("longs"))
   1.902 +					c = long[].class;
   1.903 +				else if(sym.name.equals("floats"))
   1.904 +						c = float[].class;
   1.905 +					else if(sym.name.equals("doubles"))
   1.906 +							c = double[].class;
   1.907 +						else if(sym.name.equals("chars"))
   1.908 +								c = char[].class;
   1.909 +							else if(sym.name.equals("shorts"))
   1.910 +									c = short[].class;
   1.911 +								else if(sym.name.equals("bytes"))
   1.912 +										c = byte[].class;
   1.913 +									else if(sym.name.equals("booleans"))
   1.914 +											c = boolean[].class;
   1.915 +				}
   1.916 +			}
   1.917 +		if(c != null)
   1.918 +			return c;
   1.919 +		throw new IllegalArgumentException("Unable to resolve classname: " + tag);
   1.920 +	}
   1.921 +}
   1.922 +
   1.923 +static abstract class FieldExpr extends HostExpr{
   1.924 +}
   1.925 +
   1.926 +static class InstanceFieldExpr extends FieldExpr implements AssignableExpr{
   1.927 +	public final Expr target;
   1.928 +	public final Class targetClass;
   1.929 +	public final java.lang.reflect.Field field;
   1.930 +	public final String fieldName;
   1.931 +	public final int line;
   1.932 +	public final Symbol tag;
   1.933 +	final static Method invokeNoArgInstanceMember = Method.getMethod("Object invokeNoArgInstanceMember(Object,String)");
   1.934 +	final static Method setInstanceFieldMethod = Method.getMethod("Object setInstanceField(Object,String,Object)");
   1.935 +
   1.936 +
   1.937 +	public InstanceFieldExpr(int line, Expr target, String fieldName, Symbol tag) throws Exception{
   1.938 +		this.target = target;
   1.939 +		this.targetClass = target.hasJavaClass() ? target.getJavaClass() : null;
   1.940 +		this.field = targetClass != null ? Reflector.getField(targetClass, fieldName, false) : null;
   1.941 +		this.fieldName = fieldName;
   1.942 +		this.line = line;
   1.943 +		this.tag = tag;
   1.944 +		if(field == null && RT.booleanCast(RT.WARN_ON_REFLECTION.deref()))
   1.945 +			{
   1.946 +			RT.errPrintWriter()
   1.947 +		      .format("Reflection warning, %s:%d - reference to field %s can't be resolved.\n",
   1.948 +					  SOURCE_PATH.deref(), line, fieldName);
   1.949 +			}
   1.950 +	}
   1.951 +
   1.952 +	public Object eval() throws Exception{
   1.953 +		return Reflector.invokeNoArgInstanceMember(target.eval(), fieldName);
   1.954 +	}
   1.955 +
   1.956 +	public boolean canEmitPrimitive(){
   1.957 +		return targetClass != null && field != null &&
   1.958 +		       Util.isPrimitive(field.getType());
   1.959 +	}
   1.960 +
   1.961 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
   1.962 +		gen.visitLineNumber(line, gen.mark());
   1.963 +		if(targetClass != null && field != null)
   1.964 +			{
   1.965 +			target.emit(C.EXPRESSION, objx, gen);
   1.966 +			gen.checkCast(getType(targetClass));
   1.967 +			gen.getField(getType(targetClass), fieldName, Type.getType(field.getType()));
   1.968 +			}
   1.969 +		else
   1.970 +			throw new UnsupportedOperationException("Unboxed emit of unknown member");
   1.971 +	}
   1.972 +
   1.973 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
   1.974 +		gen.visitLineNumber(line, gen.mark());
   1.975 +		if(targetClass != null && field != null)
   1.976 +			{
   1.977 +			target.emit(C.EXPRESSION, objx, gen);
   1.978 +			gen.checkCast(getType(targetClass));
   1.979 +			gen.getField(getType(targetClass), fieldName, Type.getType(field.getType()));
   1.980 +			//if(context != C.STATEMENT)
   1.981 +			HostExpr.emitBoxReturn(objx, gen, field.getType());
   1.982 +			if(context == C.STATEMENT)
   1.983 +				{
   1.984 +				gen.pop();
   1.985 +				}
   1.986 +			}
   1.987 +		else
   1.988 +			{
   1.989 +			target.emit(C.EXPRESSION, objx, gen);
   1.990 +			gen.push(fieldName);
   1.991 +			gen.invokeStatic(REFLECTOR_TYPE, invokeNoArgInstanceMember);
   1.992 +			if(context == C.STATEMENT)
   1.993 +				gen.pop();
   1.994 +			}
   1.995 +	}
   1.996 +
   1.997 +	public boolean hasJavaClass() throws Exception{
   1.998 +		return field != null || tag != null;
   1.999 +	}
  1.1000 +
  1.1001 +	public Class getJavaClass() throws Exception{
  1.1002 +		return tag != null ? HostExpr.tagToClass(tag) : field.getType();
  1.1003 +	}
  1.1004 +
  1.1005 +	public Object evalAssign(Expr val) throws Exception{
  1.1006 +		return Reflector.setInstanceField(target.eval(), fieldName, val.eval());
  1.1007 +	}
  1.1008 +
  1.1009 +	public void emitAssign(C context, ObjExpr objx, GeneratorAdapter gen,
  1.1010 +	                       Expr val){
  1.1011 +		gen.visitLineNumber(line, gen.mark());
  1.1012 +		if(targetClass != null && field != null)
  1.1013 +			{
  1.1014 +			target.emit(C.EXPRESSION, objx, gen);
  1.1015 +			gen.checkCast(Type.getType(targetClass));
  1.1016 +			val.emit(C.EXPRESSION, objx, gen);
  1.1017 +			gen.dupX1();
  1.1018 +			HostExpr.emitUnboxArg(objx, gen, field.getType());
  1.1019 +			gen.putField(Type.getType(targetClass), fieldName, Type.getType(field.getType()));
  1.1020 +			}
  1.1021 +		else
  1.1022 +			{
  1.1023 +			target.emit(C.EXPRESSION, objx, gen);
  1.1024 +			gen.push(fieldName);
  1.1025 +			val.emit(C.EXPRESSION, objx, gen);
  1.1026 +			gen.invokeStatic(REFLECTOR_TYPE, setInstanceFieldMethod);
  1.1027 +			}
  1.1028 +		if(context == C.STATEMENT)
  1.1029 +			gen.pop();
  1.1030 +	}
  1.1031 +}
  1.1032 +
  1.1033 +static class StaticFieldExpr extends FieldExpr implements AssignableExpr{
  1.1034 +	//final String className;
  1.1035 +	public final String fieldName;
  1.1036 +	public final Class c;
  1.1037 +	public final java.lang.reflect.Field field;
  1.1038 +	public final Symbol tag;
  1.1039 +//	final static Method getStaticFieldMethod = Method.getMethod("Object getStaticField(String,String)");
  1.1040 +//	final static Method setStaticFieldMethod = Method.getMethod("Object setStaticField(String,String,Object)");
  1.1041 +	final int line;
  1.1042 +
  1.1043 +	public StaticFieldExpr(int line, Class c, String fieldName, Symbol tag) throws Exception{
  1.1044 +		//this.className = className;
  1.1045 +		this.fieldName = fieldName;
  1.1046 +		this.line = line;
  1.1047 +		//c = Class.forName(className);
  1.1048 +		this.c = c;
  1.1049 +		field = c.getField(fieldName);
  1.1050 +		this.tag = tag;
  1.1051 +	}
  1.1052 +
  1.1053 +	public Object eval() throws Exception{
  1.1054 +		return Reflector.getStaticField(c, fieldName);
  1.1055 +	}
  1.1056 +
  1.1057 +	public boolean canEmitPrimitive(){
  1.1058 +		return Util.isPrimitive(field.getType());
  1.1059 +	}
  1.1060 +
  1.1061 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1062 +		gen.visitLineNumber(line, gen.mark());
  1.1063 +		gen.getStatic(Type.getType(c), fieldName, Type.getType(field.getType()));
  1.1064 +	}
  1.1065 +
  1.1066 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1067 +		gen.visitLineNumber(line, gen.mark());
  1.1068 +
  1.1069 +		gen.getStatic(Type.getType(c), fieldName, Type.getType(field.getType()));
  1.1070 +		//if(context != C.STATEMENT)
  1.1071 +		HostExpr.emitBoxReturn(objx, gen, field.getType());
  1.1072 +		if(context == C.STATEMENT)
  1.1073 +			{
  1.1074 +			gen.pop();
  1.1075 +			}
  1.1076 +//		gen.push(className);
  1.1077 +//		gen.push(fieldName);
  1.1078 +//		gen.invokeStatic(REFLECTOR_TYPE, getStaticFieldMethod);
  1.1079 +	}
  1.1080 +
  1.1081 +	public boolean hasJavaClass(){
  1.1082 +		return true;
  1.1083 +	}
  1.1084 +
  1.1085 +	public Class getJavaClass() throws Exception{
  1.1086 +		//Class c = Class.forName(className);
  1.1087 +		//java.lang.reflect.Field field = c.getField(fieldName);
  1.1088 +		return tag != null ? HostExpr.tagToClass(tag) : field.getType();
  1.1089 +	}
  1.1090 +
  1.1091 +	public Object evalAssign(Expr val) throws Exception{
  1.1092 +		return Reflector.setStaticField(c, fieldName, val.eval());
  1.1093 +	}
  1.1094 +
  1.1095 +	public void emitAssign(C context, ObjExpr objx, GeneratorAdapter gen,
  1.1096 +	                       Expr val){
  1.1097 +		gen.visitLineNumber(line, gen.mark());
  1.1098 +		val.emit(C.EXPRESSION, objx, gen);
  1.1099 +		gen.dup();
  1.1100 +		HostExpr.emitUnboxArg(objx, gen, field.getType());
  1.1101 +		gen.putStatic(Type.getType(c), fieldName, Type.getType(field.getType()));
  1.1102 +		if(context == C.STATEMENT)
  1.1103 +			gen.pop();
  1.1104 +	}
  1.1105 +
  1.1106 +
  1.1107 +}
  1.1108 +
  1.1109 +static Class maybePrimitiveType(Expr e){
  1.1110 +	try
  1.1111 +		{
  1.1112 +		if(e instanceof MaybePrimitiveExpr && e.hasJavaClass() && ((MaybePrimitiveExpr)e).canEmitPrimitive())
  1.1113 +			{
  1.1114 +			Class c = e.getJavaClass();
  1.1115 +			if(Util.isPrimitive(c))
  1.1116 +				return c;
  1.1117 +			}
  1.1118 +		}
  1.1119 +	catch(Exception ex)
  1.1120 +		{
  1.1121 +		throw new RuntimeException(ex);
  1.1122 +		}
  1.1123 +	return null;
  1.1124 +}
  1.1125 +
  1.1126 +static abstract class MethodExpr extends HostExpr{
  1.1127 +	static void emitArgsAsArray(IPersistentVector args, ObjExpr objx, GeneratorAdapter gen){
  1.1128 +		gen.push(args.count());
  1.1129 +		gen.newArray(OBJECT_TYPE);
  1.1130 +		for(int i = 0; i < args.count(); i++)
  1.1131 +			{
  1.1132 +			gen.dup();
  1.1133 +			gen.push(i);
  1.1134 +			((Expr) args.nth(i)).emit(C.EXPRESSION, objx, gen);
  1.1135 +			gen.arrayStore(OBJECT_TYPE);
  1.1136 +			}
  1.1137 +	}
  1.1138 +
  1.1139 +	public static void emitTypedArgs(ObjExpr objx, GeneratorAdapter gen, Class[] parameterTypes, IPersistentVector args){
  1.1140 +		for(int i = 0; i < parameterTypes.length; i++)
  1.1141 +			{
  1.1142 +			Expr e = (Expr) args.nth(i);
  1.1143 +			try
  1.1144 +				{
  1.1145 +				if(maybePrimitiveType(e) == parameterTypes[i])
  1.1146 +					{
  1.1147 +					((MaybePrimitiveExpr) e).emitUnboxed(C.EXPRESSION, objx, gen);
  1.1148 +					}
  1.1149 +				else
  1.1150 +					{
  1.1151 +					e.emit(C.EXPRESSION, objx, gen);
  1.1152 +					HostExpr.emitUnboxArg(objx, gen, parameterTypes[i]);
  1.1153 +					}
  1.1154 +				}
  1.1155 +			catch(Exception e1)
  1.1156 +				{
  1.1157 +				e1.printStackTrace(RT.errPrintWriter());
  1.1158 +				}
  1.1159 +
  1.1160 +			}
  1.1161 +	}
  1.1162 +}
  1.1163 +
  1.1164 +static class InstanceMethodExpr extends MethodExpr{
  1.1165 +	public final Expr target;
  1.1166 +	public final String methodName;
  1.1167 +	public final IPersistentVector args;
  1.1168 +	public final String source;
  1.1169 +	public final int line;
  1.1170 +	public final Symbol tag;
  1.1171 +	public final java.lang.reflect.Method method;
  1.1172 +
  1.1173 +	final static Method invokeInstanceMethodMethod =
  1.1174 +			Method.getMethod("Object invokeInstanceMethod(Object,String,Object[])");
  1.1175 +
  1.1176 +
  1.1177 +	public InstanceMethodExpr(String source, int line, Symbol tag, Expr target, String methodName, IPersistentVector args)
  1.1178 +			throws Exception{
  1.1179 +		this.source = source;
  1.1180 +		this.line = line;
  1.1181 +		this.args = args;
  1.1182 +		this.methodName = methodName;
  1.1183 +		this.target = target;
  1.1184 +		this.tag = tag;
  1.1185 +		if(target.hasJavaClass() && target.getJavaClass() != null)
  1.1186 +			{
  1.1187 +			List methods = Reflector.getMethods(target.getJavaClass(), args.count(), methodName, false);
  1.1188 +			if(methods.isEmpty())
  1.1189 +				method = null;
  1.1190 +			//throw new IllegalArgumentException("No matching method found");
  1.1191 +			else
  1.1192 +				{
  1.1193 +				int methodidx = 0;
  1.1194 +				if(methods.size() > 1)
  1.1195 +					{
  1.1196 +					ArrayList<Class[]> params = new ArrayList();
  1.1197 +					ArrayList<Class> rets = new ArrayList();
  1.1198 +					for(int i = 0; i < methods.size(); i++)
  1.1199 +						{
  1.1200 +						java.lang.reflect.Method m = (java.lang.reflect.Method) methods.get(i);
  1.1201 +						params.add(m.getParameterTypes());
  1.1202 +						rets.add(m.getReturnType());
  1.1203 +						}
  1.1204 +					methodidx = getMatchingParams(methodName, params, args, rets);
  1.1205 +					}
  1.1206 +				java.lang.reflect.Method m =
  1.1207 +						(java.lang.reflect.Method) (methodidx >= 0 ? methods.get(methodidx) : null);
  1.1208 +				if(m != null && !Modifier.isPublic(m.getDeclaringClass().getModifiers()))
  1.1209 +					{
  1.1210 +					//public method of non-public class, try to find it in hierarchy
  1.1211 +					m = Reflector.getAsMethodOfPublicBase(m.getDeclaringClass(), m);
  1.1212 +					}
  1.1213 +				method = m;
  1.1214 +				}
  1.1215 +			}
  1.1216 +		else
  1.1217 +			method = null;
  1.1218 +
  1.1219 +		if(method == null && RT.booleanCast(RT.WARN_ON_REFLECTION.deref()))
  1.1220 +			{
  1.1221 +			RT.errPrintWriter()
  1.1222 +		      .format("Reflection warning, %s:%d - call to %s can't be resolved.\n",
  1.1223 +					  SOURCE_PATH.deref(), line, methodName);
  1.1224 +			}
  1.1225 +	}
  1.1226 +
  1.1227 +	public Object eval() throws Exception{
  1.1228 +		try
  1.1229 +			{
  1.1230 +			Object targetval = target.eval();
  1.1231 +			Object[] argvals = new Object[args.count()];
  1.1232 +			for(int i = 0; i < args.count(); i++)
  1.1233 +				argvals[i] = ((Expr) args.nth(i)).eval();
  1.1234 +			if(method != null)
  1.1235 +				{
  1.1236 +				LinkedList ms = new LinkedList();
  1.1237 +				ms.add(method);
  1.1238 +				return Reflector.invokeMatchingMethod(methodName, ms, targetval, argvals);
  1.1239 +				}
  1.1240 +			return Reflector.invokeInstanceMethod(targetval, methodName, argvals);
  1.1241 +			}
  1.1242 +		catch(Throwable e)
  1.1243 +			{
  1.1244 +			if(!(e instanceof CompilerException))
  1.1245 +				throw new CompilerException(source, line, e);
  1.1246 +			else
  1.1247 +				throw (CompilerException) e;
  1.1248 +			}
  1.1249 +	}
  1.1250 +
  1.1251 +	public boolean canEmitPrimitive(){
  1.1252 +		return method != null && Util.isPrimitive(method.getReturnType());
  1.1253 +	}
  1.1254 +
  1.1255 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1256 +		gen.visitLineNumber(line, gen.mark());
  1.1257 +		if(method != null)
  1.1258 +			{
  1.1259 +			Type type = Type.getType(method.getDeclaringClass());
  1.1260 +			target.emit(C.EXPRESSION, objx, gen);
  1.1261 +			//if(!method.getDeclaringClass().isInterface())
  1.1262 +			gen.checkCast(type);
  1.1263 +			MethodExpr.emitTypedArgs(objx, gen, method.getParameterTypes(), args);
  1.1264 +			if(context == C.RETURN)
  1.1265 +				{
  1.1266 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.1267 +				method.emitClearLocals(gen);
  1.1268 +				}
  1.1269 +			Method m = new Method(methodName, Type.getReturnType(method), Type.getArgumentTypes(method));
  1.1270 +			if(method.getDeclaringClass().isInterface())
  1.1271 +				gen.invokeInterface(type, m);
  1.1272 +			else
  1.1273 +				gen.invokeVirtual(type, m);
  1.1274 +			}
  1.1275 +		else
  1.1276 +			throw new UnsupportedOperationException("Unboxed emit of unknown member");
  1.1277 +	}
  1.1278 +
  1.1279 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1280 +		gen.visitLineNumber(line, gen.mark());
  1.1281 +		if(method != null)
  1.1282 +			{
  1.1283 +			Type type = Type.getType(method.getDeclaringClass());
  1.1284 +			target.emit(C.EXPRESSION, objx, gen);
  1.1285 +			//if(!method.getDeclaringClass().isInterface())
  1.1286 +			gen.checkCast(type);
  1.1287 +			MethodExpr.emitTypedArgs(objx, gen, method.getParameterTypes(), args);
  1.1288 +			if(context == C.RETURN)
  1.1289 +				{
  1.1290 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.1291 +				method.emitClearLocals(gen);
  1.1292 +				}
  1.1293 +			Method m = new Method(methodName, Type.getReturnType(method), Type.getArgumentTypes(method));
  1.1294 +			if(method.getDeclaringClass().isInterface())
  1.1295 +				gen.invokeInterface(type, m);
  1.1296 +			else
  1.1297 +				gen.invokeVirtual(type, m);
  1.1298 +			//if(context != C.STATEMENT || method.getReturnType() == Void.TYPE)
  1.1299 +			HostExpr.emitBoxReturn(objx, gen, method.getReturnType());
  1.1300 +			}
  1.1301 +		else
  1.1302 +			{
  1.1303 +			target.emit(C.EXPRESSION, objx, gen);
  1.1304 +			gen.push(methodName);
  1.1305 +			emitArgsAsArray(args, objx, gen);
  1.1306 +			if(context == C.RETURN)
  1.1307 +				{
  1.1308 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.1309 +				method.emitClearLocals(gen);
  1.1310 +				}
  1.1311 +			gen.invokeStatic(REFLECTOR_TYPE, invokeInstanceMethodMethod);
  1.1312 +			}
  1.1313 +		if(context == C.STATEMENT)
  1.1314 +			gen.pop();
  1.1315 +	}
  1.1316 +
  1.1317 +	public boolean hasJavaClass(){
  1.1318 +		return method != null || tag != null;
  1.1319 +	}
  1.1320 +
  1.1321 +	public Class getJavaClass() throws Exception{
  1.1322 +		return tag != null ? HostExpr.tagToClass(tag) : method.getReturnType();
  1.1323 +	}
  1.1324 +}
  1.1325 +
  1.1326 +
  1.1327 +static class StaticMethodExpr extends MethodExpr{
  1.1328 +	//final String className;
  1.1329 +	public final Class c;
  1.1330 +	public final String methodName;
  1.1331 +	public final IPersistentVector args;
  1.1332 +	public final String source;
  1.1333 +	public final int line;
  1.1334 +	public final java.lang.reflect.Method method;
  1.1335 +	public final Symbol tag;
  1.1336 +	final static Method forNameMethod = Method.getMethod("Class forName(String)");
  1.1337 +	final static Method invokeStaticMethodMethod =
  1.1338 +			Method.getMethod("Object invokeStaticMethod(Class,String,Object[])");
  1.1339 +
  1.1340 +
  1.1341 +	public StaticMethodExpr(String source, int line, Symbol tag, Class c, String methodName, IPersistentVector args)
  1.1342 +			throws Exception{
  1.1343 +		this.c = c;
  1.1344 +		this.methodName = methodName;
  1.1345 +		this.args = args;
  1.1346 +		this.source = source;
  1.1347 +		this.line = line;
  1.1348 +		this.tag = tag;
  1.1349 +
  1.1350 +		List methods = Reflector.getMethods(c, args.count(), methodName, true);
  1.1351 +		if(methods.isEmpty())
  1.1352 +			throw new IllegalArgumentException("No matching method: " + methodName);
  1.1353 +
  1.1354 +		int methodidx = 0;
  1.1355 +		if(methods.size() > 1)
  1.1356 +			{
  1.1357 +			ArrayList<Class[]> params = new ArrayList();
  1.1358 +			ArrayList<Class> rets = new ArrayList();
  1.1359 +			for(int i = 0; i < methods.size(); i++)
  1.1360 +				{
  1.1361 +				java.lang.reflect.Method m = (java.lang.reflect.Method) methods.get(i);
  1.1362 +				params.add(m.getParameterTypes());
  1.1363 +				rets.add(m.getReturnType());
  1.1364 +				}
  1.1365 +			methodidx = getMatchingParams(methodName, params, args, rets);
  1.1366 +			}
  1.1367 +		method = (java.lang.reflect.Method) (methodidx >= 0 ? methods.get(methodidx) : null);
  1.1368 +		if(method == null && RT.booleanCast(RT.WARN_ON_REFLECTION.deref()))
  1.1369 +			{
  1.1370 +			RT.errPrintWriter()
  1.1371 +              .format("Reflection warning, %s:%d - call to %s can't be resolved.\n",
  1.1372 +                      SOURCE_PATH.deref(), line, methodName);
  1.1373 +			}
  1.1374 +	}
  1.1375 +
  1.1376 +	public Object eval() throws Exception{
  1.1377 +		try
  1.1378 +			{
  1.1379 +			Object[] argvals = new Object[args.count()];
  1.1380 +			for(int i = 0; i < args.count(); i++)
  1.1381 +				argvals[i] = ((Expr) args.nth(i)).eval();
  1.1382 +			if(method != null)
  1.1383 +				{
  1.1384 +				LinkedList ms = new LinkedList();
  1.1385 +				ms.add(method);
  1.1386 +				return Reflector.invokeMatchingMethod(methodName, ms, null, argvals);
  1.1387 +				}
  1.1388 +			return Reflector.invokeStaticMethod(c, methodName, argvals);
  1.1389 +			}
  1.1390 +		catch(Throwable e)
  1.1391 +			{
  1.1392 +			if(!(e instanceof CompilerException))
  1.1393 +				throw new CompilerException(source, line, e);
  1.1394 +			else
  1.1395 +				throw (CompilerException) e;
  1.1396 +			}
  1.1397 +	}
  1.1398 +
  1.1399 +	public boolean canEmitPrimitive(){
  1.1400 +		return method != null && Util.isPrimitive(method.getReturnType());
  1.1401 +	}
  1.1402 +
  1.1403 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1404 +		gen.visitLineNumber(line, gen.mark());
  1.1405 +		if(method != null)
  1.1406 +			{
  1.1407 +			MethodExpr.emitTypedArgs(objx, gen, method.getParameterTypes(), args);
  1.1408 +			//Type type = Type.getObjectType(className.replace('.', '/'));
  1.1409 +			if(context == C.RETURN)
  1.1410 +				{
  1.1411 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.1412 +				method.emitClearLocals(gen);
  1.1413 +				}
  1.1414 +			Type type = Type.getType(c);
  1.1415 +			Method m = new Method(methodName, Type.getReturnType(method), Type.getArgumentTypes(method));
  1.1416 +			gen.invokeStatic(type, m);
  1.1417 +			}
  1.1418 +		else
  1.1419 +			throw new UnsupportedOperationException("Unboxed emit of unknown member");
  1.1420 +	}
  1.1421 +
  1.1422 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1423 +		gen.visitLineNumber(line, gen.mark());
  1.1424 +		if(method != null)
  1.1425 +			{
  1.1426 +			MethodExpr.emitTypedArgs(objx, gen, method.getParameterTypes(), args);
  1.1427 +			//Type type = Type.getObjectType(className.replace('.', '/'));
  1.1428 +			if(context == C.RETURN)
  1.1429 +				{
  1.1430 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.1431 +				method.emitClearLocals(gen);
  1.1432 +				}
  1.1433 +			Type type = Type.getType(c);
  1.1434 +			Method m = new Method(methodName, Type.getReturnType(method), Type.getArgumentTypes(method));
  1.1435 +			gen.invokeStatic(type, m);
  1.1436 +			//if(context != C.STATEMENT || method.getReturnType() == Void.TYPE)
  1.1437 +			HostExpr.emitBoxReturn(objx, gen, method.getReturnType());
  1.1438 +			}
  1.1439 +		else
  1.1440 +			{
  1.1441 +			gen.push(c.getName());
  1.1442 +			gen.invokeStatic(CLASS_TYPE, forNameMethod);
  1.1443 +			gen.push(methodName);
  1.1444 +			emitArgsAsArray(args, objx, gen);
  1.1445 +			if(context == C.RETURN)
  1.1446 +				{
  1.1447 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.1448 +				method.emitClearLocals(gen);
  1.1449 +				}
  1.1450 +			gen.invokeStatic(REFLECTOR_TYPE, invokeStaticMethodMethod);
  1.1451 +			}
  1.1452 +		if(context == C.STATEMENT)
  1.1453 +			gen.pop();
  1.1454 +	}
  1.1455 +
  1.1456 +	public boolean hasJavaClass(){
  1.1457 +		return method != null || tag != null;
  1.1458 +	}
  1.1459 +
  1.1460 +	public Class getJavaClass() throws Exception{
  1.1461 +		return tag != null ? HostExpr.tagToClass(tag) : method.getReturnType();
  1.1462 +	}
  1.1463 +}
  1.1464 +
  1.1465 +static class UnresolvedVarExpr implements Expr{
  1.1466 +	public final Symbol symbol;
  1.1467 +
  1.1468 +	public UnresolvedVarExpr(Symbol symbol){
  1.1469 +		this.symbol = symbol;
  1.1470 +	}
  1.1471 +
  1.1472 +	public boolean hasJavaClass(){
  1.1473 +		return false;
  1.1474 +	}
  1.1475 +
  1.1476 +	public Class getJavaClass() throws Exception{
  1.1477 +		throw new IllegalArgumentException(
  1.1478 +				"UnresolvedVarExpr has no Java class");
  1.1479 +	}
  1.1480 +
  1.1481 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1482 +	}
  1.1483 +
  1.1484 +	public Object eval() throws Exception{
  1.1485 +		throw new IllegalArgumentException(
  1.1486 +				"UnresolvedVarExpr cannot be evalled");
  1.1487 +	}
  1.1488 +}
  1.1489 +
  1.1490 +static class ConstantExpr extends LiteralExpr{
  1.1491 +	//stuff quoted vals in classloader at compile time, pull out at runtime
  1.1492 +	//this won't work for static compilation...
  1.1493 +	public final Object v;
  1.1494 +	public final int id;
  1.1495 +
  1.1496 +	public ConstantExpr(Object v){
  1.1497 +		this.v = v;
  1.1498 +		this.id = registerConstant(v);
  1.1499 +//		this.id = RT.nextID();
  1.1500 +//		DynamicClassLoader loader = (DynamicClassLoader) LOADER.get();
  1.1501 +//		loader.registerQuotedVal(id, v);
  1.1502 +	}
  1.1503 +
  1.1504 +	Object val(){
  1.1505 +		return v;
  1.1506 +	}
  1.1507 +
  1.1508 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1509 +		objx.emitConstant(gen, id);
  1.1510 +		if(context == C.STATEMENT)
  1.1511 +			{
  1.1512 +			gen.pop();
  1.1513 +//			gen.loadThis();
  1.1514 +//			gen.invokeVirtual(OBJECT_TYPE, getClassMethod);
  1.1515 +//			gen.invokeVirtual(CLASS_TYPE, getClassLoaderMethod);
  1.1516 +//			gen.checkCast(DYNAMIC_CLASSLOADER_TYPE);
  1.1517 +//			gen.push(id);
  1.1518 +//			gen.invokeVirtual(DYNAMIC_CLASSLOADER_TYPE, getQuotedValMethod);
  1.1519 +			}
  1.1520 +	}
  1.1521 +
  1.1522 +	public boolean hasJavaClass(){
  1.1523 +		return Modifier.isPublic(v.getClass().getModifiers());
  1.1524 +		//return false;
  1.1525 +	}
  1.1526 +
  1.1527 +	public Class getJavaClass() throws Exception{
  1.1528 +		return v.getClass();
  1.1529 +		//throw new IllegalArgumentException("Has no Java class");
  1.1530 +	}
  1.1531 +
  1.1532 +	static class Parser implements IParser{
  1.1533 +		public Expr parse(C context, Object form){
  1.1534 +			Object v = RT.second(form);
  1.1535 +
  1.1536 +			if(v == null)
  1.1537 +				return NIL_EXPR;
  1.1538 +//			Class fclass = v.getClass();
  1.1539 +//			if(fclass == Keyword.class)
  1.1540 +//				return registerKeyword((Keyword) v);
  1.1541 +//			else if(v instanceof Num)
  1.1542 +//				return new NumExpr((Num) v);
  1.1543 +//			else if(fclass == String.class)
  1.1544 +//				return new StringExpr((String) v);
  1.1545 +//			else if(fclass == Character.class)
  1.1546 +//				return new CharExpr((Character) v);
  1.1547 +//			else if(v instanceof IPersistentCollection && ((IPersistentCollection) v).count() == 0)
  1.1548 +//				return new EmptyExpr(v);
  1.1549 +			else
  1.1550 +				return new ConstantExpr(v);
  1.1551 +		}
  1.1552 +	}
  1.1553 +}
  1.1554 +
  1.1555 +static class NilExpr extends LiteralExpr{
  1.1556 +	Object val(){
  1.1557 +		return null;
  1.1558 +	}
  1.1559 +
  1.1560 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1561 +		gen.visitInsn(Opcodes.ACONST_NULL);
  1.1562 +		if(context == C.STATEMENT)
  1.1563 +			gen.pop();
  1.1564 +	}
  1.1565 +
  1.1566 +	public boolean hasJavaClass(){
  1.1567 +		return true;
  1.1568 +	}
  1.1569 +
  1.1570 +	public Class getJavaClass() throws Exception{
  1.1571 +		return null;
  1.1572 +	}
  1.1573 +}
  1.1574 +
  1.1575 +final static NilExpr NIL_EXPR = new NilExpr();
  1.1576 +
  1.1577 +static class BooleanExpr extends LiteralExpr{
  1.1578 +	public final boolean val;
  1.1579 +
  1.1580 +
  1.1581 +	public BooleanExpr(boolean val){
  1.1582 +		this.val = val;
  1.1583 +	}
  1.1584 +
  1.1585 +	Object val(){
  1.1586 +		return val ? RT.T : RT.F;
  1.1587 +	}
  1.1588 +
  1.1589 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1590 +		if(val)
  1.1591 +			gen.getStatic(BOOLEAN_OBJECT_TYPE, "TRUE", BOOLEAN_OBJECT_TYPE);
  1.1592 +		else
  1.1593 +			gen.getStatic(BOOLEAN_OBJECT_TYPE, "FALSE", BOOLEAN_OBJECT_TYPE);
  1.1594 +		if(context == C.STATEMENT)
  1.1595 +			{
  1.1596 +			gen.pop();
  1.1597 +			}
  1.1598 +	}
  1.1599 +
  1.1600 +	public boolean hasJavaClass(){
  1.1601 +		return true;
  1.1602 +	}
  1.1603 +
  1.1604 +	public Class getJavaClass() throws Exception{
  1.1605 +		return Boolean.class;
  1.1606 +	}
  1.1607 +}
  1.1608 +
  1.1609 +final static BooleanExpr TRUE_EXPR = new BooleanExpr(true);
  1.1610 +final static BooleanExpr FALSE_EXPR = new BooleanExpr(false);
  1.1611 +
  1.1612 +static class StringExpr extends LiteralExpr{
  1.1613 +	public final String str;
  1.1614 +
  1.1615 +	public StringExpr(String str){
  1.1616 +		this.str = str;
  1.1617 +	}
  1.1618 +
  1.1619 +	Object val(){
  1.1620 +		return str;
  1.1621 +	}
  1.1622 +
  1.1623 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1624 +		if(context != C.STATEMENT)
  1.1625 +			gen.push(str);
  1.1626 +	}
  1.1627 +
  1.1628 +	public boolean hasJavaClass(){
  1.1629 +		return true;
  1.1630 +	}
  1.1631 +
  1.1632 +	public Class getJavaClass() throws Exception{
  1.1633 +		return String.class;
  1.1634 +	}
  1.1635 +}
  1.1636 +
  1.1637 +
  1.1638 +static class MonitorEnterExpr extends UntypedExpr{
  1.1639 +	final Expr target;
  1.1640 +
  1.1641 +	public MonitorEnterExpr(Expr target){
  1.1642 +		this.target = target;
  1.1643 +	}
  1.1644 +
  1.1645 +	public Object eval() throws Exception{
  1.1646 +		throw new UnsupportedOperationException("Can't eval monitor-enter");
  1.1647 +	}
  1.1648 +
  1.1649 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1650 +		target.emit(C.EXPRESSION, objx, gen);
  1.1651 +		gen.monitorEnter();
  1.1652 +		NIL_EXPR.emit(context, objx, gen);
  1.1653 +	}
  1.1654 +
  1.1655 +	static class Parser implements IParser{
  1.1656 +		public Expr parse(C context, Object form) throws Exception{
  1.1657 +			return new MonitorEnterExpr(analyze(C.EXPRESSION, RT.second(form)));
  1.1658 +		}
  1.1659 +	}
  1.1660 +}
  1.1661 +
  1.1662 +static class MonitorExitExpr extends UntypedExpr{
  1.1663 +	final Expr target;
  1.1664 +
  1.1665 +	public MonitorExitExpr(Expr target){
  1.1666 +		this.target = target;
  1.1667 +	}
  1.1668 +
  1.1669 +	public Object eval() throws Exception{
  1.1670 +		throw new UnsupportedOperationException("Can't eval monitor-exit");
  1.1671 +	}
  1.1672 +
  1.1673 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1674 +		target.emit(C.EXPRESSION, objx, gen);
  1.1675 +		gen.monitorExit();
  1.1676 +		NIL_EXPR.emit(context, objx, gen);
  1.1677 +	}
  1.1678 +
  1.1679 +	static class Parser implements IParser{
  1.1680 +		public Expr parse(C context, Object form) throws Exception{
  1.1681 +			return new MonitorExitExpr(analyze(C.EXPRESSION, RT.second(form)));
  1.1682 +		}
  1.1683 +	}
  1.1684 +
  1.1685 +}
  1.1686 +
  1.1687 +public static class TryExpr implements Expr{
  1.1688 +	public final Expr tryExpr;
  1.1689 +	public final Expr finallyExpr;
  1.1690 +	public final PersistentVector catchExprs;
  1.1691 +	public final int retLocal;
  1.1692 +	public final int finallyLocal;
  1.1693 +
  1.1694 +	public static class CatchClause{
  1.1695 +		//final String className;
  1.1696 +		public final Class c;
  1.1697 +		public final LocalBinding lb;
  1.1698 +		public final Expr handler;
  1.1699 +		Label label;
  1.1700 +		Label endLabel;
  1.1701 +
  1.1702 +
  1.1703 +		public CatchClause(Class c, LocalBinding lb, Expr handler){
  1.1704 +			this.c = c;
  1.1705 +			this.lb = lb;
  1.1706 +			this.handler = handler;
  1.1707 +		}
  1.1708 +	}
  1.1709 +
  1.1710 +	public TryExpr(Expr tryExpr, PersistentVector catchExprs, Expr finallyExpr, int retLocal, int finallyLocal){
  1.1711 +		this.tryExpr = tryExpr;
  1.1712 +		this.catchExprs = catchExprs;
  1.1713 +		this.finallyExpr = finallyExpr;
  1.1714 +		this.retLocal = retLocal;
  1.1715 +		this.finallyLocal = finallyLocal;
  1.1716 +	}
  1.1717 +
  1.1718 +	public Object eval() throws Exception{
  1.1719 +		throw new UnsupportedOperationException("Can't eval try");
  1.1720 +	}
  1.1721 +
  1.1722 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1723 +		Label startTry = gen.newLabel();
  1.1724 +		Label endTry = gen.newLabel();
  1.1725 +		Label end = gen.newLabel();
  1.1726 +		Label ret = gen.newLabel();
  1.1727 +		Label finallyLabel = gen.newLabel();
  1.1728 +		for(int i = 0; i < catchExprs.count(); i++)
  1.1729 +			{
  1.1730 +			CatchClause clause = (CatchClause) catchExprs.nth(i);
  1.1731 +			clause.label = gen.newLabel();
  1.1732 +			clause.endLabel = gen.newLabel();
  1.1733 +			}
  1.1734 +
  1.1735 +		gen.mark(startTry);
  1.1736 +		tryExpr.emit(context, objx, gen);
  1.1737 +		if(context != C.STATEMENT)
  1.1738 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), retLocal);
  1.1739 +		gen.mark(endTry);
  1.1740 +		if(finallyExpr != null)
  1.1741 +			finallyExpr.emit(C.STATEMENT, objx, gen);
  1.1742 +		gen.goTo(ret);
  1.1743 +
  1.1744 +		for(int i = 0; i < catchExprs.count(); i++)
  1.1745 +			{
  1.1746 +			CatchClause clause = (CatchClause) catchExprs.nth(i);
  1.1747 +			gen.mark(clause.label);
  1.1748 +			//exception should be on stack
  1.1749 +			//put in clause local
  1.1750 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), clause.lb.idx);
  1.1751 +			clause.handler.emit(context, objx, gen);
  1.1752 +			if(context != C.STATEMENT)
  1.1753 +				gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), retLocal);
  1.1754 +			gen.mark(clause.endLabel);
  1.1755 +
  1.1756 +			if(finallyExpr != null)
  1.1757 +				finallyExpr.emit(C.STATEMENT, objx, gen);
  1.1758 +			gen.goTo(ret);
  1.1759 +			}
  1.1760 +		if(finallyExpr != null)
  1.1761 +			{
  1.1762 +			gen.mark(finallyLabel);
  1.1763 +			//exception should be on stack
  1.1764 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), finallyLocal);
  1.1765 +			finallyExpr.emit(C.STATEMENT, objx, gen);
  1.1766 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ILOAD), finallyLocal);
  1.1767 +			gen.throwException();
  1.1768 +			}
  1.1769 +		gen.mark(ret);
  1.1770 +		if(context != C.STATEMENT)
  1.1771 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ILOAD), retLocal);
  1.1772 +		gen.mark(end);
  1.1773 +		for(int i = 0; i < catchExprs.count(); i++)
  1.1774 +			{
  1.1775 +			CatchClause clause = (CatchClause) catchExprs.nth(i);
  1.1776 +			gen.visitTryCatchBlock(startTry, endTry, clause.label, clause.c.getName().replace('.', '/'));
  1.1777 +			}
  1.1778 +		if(finallyExpr != null)
  1.1779 +			{
  1.1780 +				gen.visitTryCatchBlock(startTry, endTry, finallyLabel, null);
  1.1781 +				for(int i = 0; i < catchExprs.count(); i++)
  1.1782 +					{
  1.1783 +					CatchClause clause = (CatchClause) catchExprs.nth(i);
  1.1784 +					gen.visitTryCatchBlock(clause.label, clause.endLabel, finallyLabel, null);
  1.1785 +					}
  1.1786 +			}
  1.1787 +		for(int i = 0; i < catchExprs.count(); i++)
  1.1788 +			{
  1.1789 +			CatchClause clause = (CatchClause) catchExprs.nth(i);
  1.1790 +			gen.visitLocalVariable(clause.lb.name, "Ljava/lang/Object;", null, clause.label, clause.endLabel,
  1.1791 +			                       clause.lb.idx);
  1.1792 +			}
  1.1793 +	}
  1.1794 +
  1.1795 +	public boolean hasJavaClass() throws Exception{
  1.1796 +		return tryExpr.hasJavaClass();
  1.1797 +	}
  1.1798 +
  1.1799 +	public Class getJavaClass() throws Exception{
  1.1800 +		return tryExpr.getJavaClass();
  1.1801 +	}
  1.1802 +
  1.1803 +	static class Parser implements IParser{
  1.1804 +
  1.1805 +		public Expr parse(C context, Object frm) throws Exception{
  1.1806 +			ISeq form = (ISeq) frm;
  1.1807 +//			if(context == C.EVAL || context == C.EXPRESSION)
  1.1808 +			if(context != C.RETURN)
  1.1809 +				return analyze(context, RT.list(RT.list(FN, PersistentVector.EMPTY, form)));
  1.1810 +
  1.1811 +			//(try try-expr* catch-expr* finally-expr?)
  1.1812 +			//catch-expr: (catch class sym expr*)
  1.1813 +			//finally-expr: (finally expr*)
  1.1814 +
  1.1815 +			PersistentVector body = PersistentVector.EMPTY;
  1.1816 +			PersistentVector catches = PersistentVector.EMPTY;
  1.1817 +            Expr bodyExpr = null;
  1.1818 +			Expr finallyExpr = null;
  1.1819 +			boolean caught = false;
  1.1820 +
  1.1821 +			int retLocal = getAndIncLocalNum();
  1.1822 +			int finallyLocal = getAndIncLocalNum();
  1.1823 +			for(ISeq fs = form.next(); fs != null; fs = fs.next())
  1.1824 +				{
  1.1825 +				Object f = fs.first();
  1.1826 +				Object op = (f instanceof ISeq) ? ((ISeq) f).first() : null;
  1.1827 +				if(!Util.equals(op, CATCH) && !Util.equals(op, FINALLY))
  1.1828 +					{
  1.1829 +					if(caught)
  1.1830 +						throw new Exception("Only catch or finally clause can follow catch in try expression");
  1.1831 +					body = body.cons(f);
  1.1832 +					}
  1.1833 +				else
  1.1834 +					{
  1.1835 +                    if(bodyExpr == null)
  1.1836 +                        bodyExpr = (new BodyExpr.Parser()).parse(context, RT.seq(body));
  1.1837 +					if(Util.equals(op, CATCH))
  1.1838 +						{
  1.1839 +						Class c = HostExpr.maybeClass(RT.second(f), false);
  1.1840 +						if(c == null)
  1.1841 +							throw new IllegalArgumentException("Unable to resolve classname: " + RT.second(f));
  1.1842 +						if(!(RT.third(f) instanceof Symbol))
  1.1843 +							throw new IllegalArgumentException(
  1.1844 +									"Bad binding form, expected symbol, got: " + RT.third(f));
  1.1845 +						Symbol sym = (Symbol) RT.third(f);
  1.1846 +						if(sym.getNamespace() != null)
  1.1847 +							throw new Exception("Can't bind qualified name:" + sym);
  1.1848 +
  1.1849 +						IPersistentMap dynamicBindings = RT.map(LOCAL_ENV, LOCAL_ENV.deref(),
  1.1850 +						                                        NEXT_LOCAL_NUM, NEXT_LOCAL_NUM.deref(),
  1.1851 +						                                        IN_CATCH_FINALLY, RT.T);
  1.1852 +						try
  1.1853 +							{
  1.1854 +							Var.pushThreadBindings(dynamicBindings);
  1.1855 +							LocalBinding lb = registerLocal(sym,
  1.1856 +							                                (Symbol) (RT.second(f) instanceof Symbol ? RT.second(f)
  1.1857 +							                                                                         : null),
  1.1858 +							                                null,false);
  1.1859 +							Expr handler = (new BodyExpr.Parser()).parse(context, RT.next(RT.next(RT.next(f))));
  1.1860 +							catches = catches.cons(new CatchClause(c, lb, handler));
  1.1861 +							}
  1.1862 +						finally
  1.1863 +							{
  1.1864 +							Var.popThreadBindings();
  1.1865 +							}
  1.1866 +						caught = true;
  1.1867 +						}
  1.1868 +					else //finally
  1.1869 +						{
  1.1870 +						if(fs.next() != null)
  1.1871 +							throw new Exception("finally clause must be last in try expression");
  1.1872 +						try
  1.1873 +							{
  1.1874 +							Var.pushThreadBindings(RT.map(IN_CATCH_FINALLY, RT.T));
  1.1875 +							finallyExpr = (new BodyExpr.Parser()).parse(C.STATEMENT, RT.next(f));
  1.1876 +							}
  1.1877 +						finally
  1.1878 +							{
  1.1879 +							Var.popThreadBindings();
  1.1880 +							}
  1.1881 +						}
  1.1882 +					}
  1.1883 +				}
  1.1884 +            if(bodyExpr == null)
  1.1885 +                bodyExpr = (new BodyExpr.Parser()).parse(context, RT.seq(body));
  1.1886 +
  1.1887 +			return new TryExpr(bodyExpr, catches, finallyExpr, retLocal,
  1.1888 +			                   finallyLocal);
  1.1889 +		}
  1.1890 +	}
  1.1891 +}
  1.1892 +
  1.1893 +//static class TryFinallyExpr implements Expr{
  1.1894 +//	final Expr tryExpr;
  1.1895 +//	final Expr finallyExpr;
  1.1896 +//
  1.1897 +//
  1.1898 +//	public TryFinallyExpr(Expr tryExpr, Expr finallyExpr){
  1.1899 +//		this.tryExpr = tryExpr;
  1.1900 +//		this.finallyExpr = finallyExpr;
  1.1901 +//	}
  1.1902 +//
  1.1903 +//	public Object eval() throws Exception{
  1.1904 +//		throw new UnsupportedOperationException("Can't eval try");
  1.1905 +//	}
  1.1906 +//
  1.1907 +//	public void emit(C context, FnExpr fn, GeneratorAdapter gen){
  1.1908 +//		Label startTry = gen.newLabel();
  1.1909 +//		Label endTry = gen.newLabel();
  1.1910 +//		Label end = gen.newLabel();
  1.1911 +//		Label finallyLabel = gen.newLabel();
  1.1912 +//		gen.visitTryCatchBlock(startTry, endTry, finallyLabel, null);
  1.1913 +//		gen.mark(startTry);
  1.1914 +//		tryExpr.emit(context, fn, gen);
  1.1915 +//		gen.mark(endTry);
  1.1916 +//		finallyExpr.emit(C.STATEMENT, fn, gen);
  1.1917 +//		gen.goTo(end);
  1.1918 +//		gen.mark(finallyLabel);
  1.1919 +//		//exception should be on stack
  1.1920 +//		finallyExpr.emit(C.STATEMENT, fn, gen);
  1.1921 +//		gen.throwException();
  1.1922 +//		gen.mark(end);
  1.1923 +//	}
  1.1924 +//
  1.1925 +//	public boolean hasJavaClass() throws Exception{
  1.1926 +//		return tryExpr.hasJavaClass();
  1.1927 +//	}
  1.1928 +//
  1.1929 +//	public Class getJavaClass() throws Exception{
  1.1930 +//		return tryExpr.getJavaClass();
  1.1931 +//	}
  1.1932 +//
  1.1933 +//	static class Parser implements IParser{
  1.1934 +//		public Expr parse(C context, Object frm) throws Exception{
  1.1935 +//			ISeq form = (ISeq) frm;
  1.1936 +//			//(try-finally try-expr finally-expr)
  1.1937 +//			if(form.count() != 3)
  1.1938 +//				throw new IllegalArgumentException(
  1.1939 +//						"Wrong number of arguments, expecting: (try-finally try-expr finally-expr) ");
  1.1940 +//
  1.1941 +//			if(context == C.EVAL || context == C.EXPRESSION)
  1.1942 +//				return analyze(context, RT.list(RT.list(FN, PersistentVector.EMPTY, form)));
  1.1943 +//
  1.1944 +//			return new TryFinallyExpr(analyze(context, RT.second(form)),
  1.1945 +//			                          analyze(C.STATEMENT, RT.third(form)));
  1.1946 +//		}
  1.1947 +//	}
  1.1948 +//}
  1.1949 +
  1.1950 +static class ThrowExpr extends UntypedExpr{
  1.1951 +	public final Expr excExpr;
  1.1952 +
  1.1953 +	public ThrowExpr(Expr excExpr){
  1.1954 +		this.excExpr = excExpr;
  1.1955 +	}
  1.1956 +
  1.1957 +
  1.1958 +	public Object eval() throws Exception{
  1.1959 +		throw new Exception("Can't eval throw");
  1.1960 +	}
  1.1961 +
  1.1962 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.1963 +		excExpr.emit(C.EXPRESSION, objx, gen);
  1.1964 +		gen.checkCast(THROWABLE_TYPE);
  1.1965 +		gen.throwException();
  1.1966 +	}
  1.1967 +
  1.1968 +	static class Parser implements IParser{
  1.1969 +		public Expr parse(C context, Object form) throws Exception{
  1.1970 +			if(context == C.EVAL)
  1.1971 +				return analyze(context, RT.list(RT.list(FN, PersistentVector.EMPTY, form)));
  1.1972 +			return new ThrowExpr(analyze(C.EXPRESSION, RT.second(form)));
  1.1973 +		}
  1.1974 +	}
  1.1975 +}
  1.1976 +
  1.1977 +
  1.1978 +static public boolean subsumes(Class[] c1, Class[] c2){
  1.1979 +	//presumes matching lengths
  1.1980 +	Boolean better = false;
  1.1981 +	for(int i = 0; i < c1.length; i++)
  1.1982 +		{
  1.1983 +		if(c1[i] != c2[i])// || c2[i].isPrimitive() && c1[i] == Object.class))
  1.1984 +			{
  1.1985 +			if(!c1[i].isPrimitive() && c2[i].isPrimitive()
  1.1986 +			   //|| Number.class.isAssignableFrom(c1[i]) && c2[i].isPrimitive()
  1.1987 +			   ||
  1.1988 +			   c2[i].isAssignableFrom(c1[i]))
  1.1989 +				better = true;
  1.1990 +			else
  1.1991 +				return false;
  1.1992 +			}
  1.1993 +		}
  1.1994 +	return better;
  1.1995 +}
  1.1996 +
  1.1997 +static int getMatchingParams(String methodName, ArrayList<Class[]> paramlists, IPersistentVector argexprs,
  1.1998 +                             List<Class> rets)
  1.1999 +		throws Exception{
  1.2000 +	//presumes matching lengths
  1.2001 +	int matchIdx = -1;
  1.2002 +	boolean tied = false;
  1.2003 +    boolean foundExact = false;
  1.2004 +	for(int i = 0; i < paramlists.size(); i++)
  1.2005 +		{
  1.2006 +		boolean match = true;
  1.2007 +		ISeq aseq = argexprs.seq();
  1.2008 +		int exact = 0;
  1.2009 +		for(int p = 0; match && p < argexprs.count() && aseq != null; ++p, aseq = aseq.next())
  1.2010 +			{
  1.2011 +			Expr arg = (Expr) aseq.first();
  1.2012 +			Class aclass = arg.hasJavaClass() ? arg.getJavaClass() : Object.class;
  1.2013 +			Class pclass = paramlists.get(i)[p];
  1.2014 +			if(arg.hasJavaClass() && aclass == pclass)
  1.2015 +				exact++;
  1.2016 +			else
  1.2017 +				match = Reflector.paramArgTypeMatch(pclass, aclass);
  1.2018 +			}
  1.2019 +		if(exact == argexprs.count())
  1.2020 +            {
  1.2021 +            if(!foundExact || matchIdx == -1 || rets.get(matchIdx).isAssignableFrom(rets.get(i)))
  1.2022 +                matchIdx = i;
  1.2023 +            foundExact = true;
  1.2024 +            }
  1.2025 +		else if(match && !foundExact)
  1.2026 +			{
  1.2027 +			if(matchIdx == -1)
  1.2028 +				matchIdx = i;
  1.2029 +			else
  1.2030 +				{
  1.2031 +				if(subsumes(paramlists.get(i), paramlists.get(matchIdx)))
  1.2032 +					{
  1.2033 +					matchIdx = i;
  1.2034 +					tied = false;
  1.2035 +					}
  1.2036 +				else if(Arrays.equals(paramlists.get(matchIdx), paramlists.get(i)))
  1.2037 +					{
  1.2038 +					if(rets.get(matchIdx).isAssignableFrom(rets.get(i)))
  1.2039 +						matchIdx = i;
  1.2040 +					}
  1.2041 +				else if(!(subsumes(paramlists.get(matchIdx), paramlists.get(i))))
  1.2042 +						tied = true;
  1.2043 +				}
  1.2044 +			}
  1.2045 +		}
  1.2046 +	if(tied)
  1.2047 +		throw new IllegalArgumentException("More than one matching method found: " + methodName);
  1.2048 +
  1.2049 +	return matchIdx;
  1.2050 +}
  1.2051 +
  1.2052 +public static class NewExpr implements Expr{
  1.2053 +	public final IPersistentVector args;
  1.2054 +	public final Constructor ctor;
  1.2055 +	public final Class c;
  1.2056 +	final static Method invokeConstructorMethod =
  1.2057 +			Method.getMethod("Object invokeConstructor(Class,Object[])");
  1.2058 +//	final static Method forNameMethod = Method.getMethod("Class classForName(String)");
  1.2059 +	final static Method forNameMethod = Method.getMethod("Class forName(String)");
  1.2060 +
  1.2061 +
  1.2062 +	public NewExpr(Class c, IPersistentVector args, int line) throws Exception{
  1.2063 +		this.args = args;
  1.2064 +		this.c = c;
  1.2065 +		Constructor[] allctors = c.getConstructors();
  1.2066 +		ArrayList ctors = new ArrayList();
  1.2067 +		ArrayList<Class[]> params = new ArrayList();
  1.2068 +		ArrayList<Class> rets = new ArrayList();
  1.2069 +		for(int i = 0; i < allctors.length; i++)
  1.2070 +			{
  1.2071 +			Constructor ctor = allctors[i];
  1.2072 +			if(ctor.getParameterTypes().length == args.count())
  1.2073 +				{
  1.2074 +				ctors.add(ctor);
  1.2075 +				params.add(ctor.getParameterTypes());
  1.2076 +				rets.add(c);
  1.2077 +				}
  1.2078 +			}
  1.2079 +		if(ctors.isEmpty())
  1.2080 +			throw new IllegalArgumentException("No matching ctor found for " + c);
  1.2081 +
  1.2082 +		int ctoridx = 0;
  1.2083 +		if(ctors.size() > 1)
  1.2084 +			{
  1.2085 +			ctoridx = getMatchingParams(c.getName(), params, args, rets);
  1.2086 +			}
  1.2087 +
  1.2088 +		this.ctor = ctoridx >= 0 ? (Constructor) ctors.get(ctoridx) : null;
  1.2089 +		if(ctor == null && RT.booleanCast(RT.WARN_ON_REFLECTION.deref()))
  1.2090 +			{
  1.2091 +			RT.errPrintWriter()
  1.2092 +              .format("Reflection warning, %s:%d - call to %s ctor can't be resolved.\n",
  1.2093 +                      SOURCE_PATH.deref(), line, c.getName());
  1.2094 +			}
  1.2095 +	}
  1.2096 +
  1.2097 +	public Object eval() throws Exception{
  1.2098 +		Object[] argvals = new Object[args.count()];
  1.2099 +		for(int i = 0; i < args.count(); i++)
  1.2100 +			argvals[i] = ((Expr) args.nth(i)).eval();
  1.2101 +		if(this.ctor != null)
  1.2102 +			{
  1.2103 +			return ctor.newInstance(Reflector.boxArgs(ctor.getParameterTypes(), argvals));
  1.2104 +			}
  1.2105 +		return Reflector.invokeConstructor(c, argvals);
  1.2106 +	}
  1.2107 +
  1.2108 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2109 +		if(this.ctor != null)
  1.2110 +			{
  1.2111 +			Type type = getType(c);
  1.2112 +			gen.newInstance(type);
  1.2113 +			gen.dup();
  1.2114 +			MethodExpr.emitTypedArgs(objx, gen, ctor.getParameterTypes(), args);
  1.2115 +			if(context == C.RETURN)
  1.2116 +				{
  1.2117 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.2118 +				method.emitClearLocals(gen);
  1.2119 +				}
  1.2120 +			gen.invokeConstructor(type, new Method("<init>", Type.getConstructorDescriptor(ctor)));
  1.2121 +			}
  1.2122 +		else
  1.2123 +			{
  1.2124 +			gen.push(destubClassName(c.getName()));
  1.2125 +			gen.invokeStatic(CLASS_TYPE, forNameMethod);
  1.2126 +			MethodExpr.emitArgsAsArray(args, objx, gen);
  1.2127 +			if(context == C.RETURN)
  1.2128 +				{
  1.2129 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.2130 +				method.emitClearLocals(gen);
  1.2131 +				}
  1.2132 +			gen.invokeStatic(REFLECTOR_TYPE, invokeConstructorMethod);
  1.2133 +			}
  1.2134 +		if(context == C.STATEMENT)
  1.2135 +			gen.pop();
  1.2136 +	}
  1.2137 +
  1.2138 +	public boolean hasJavaClass(){
  1.2139 +		return true;
  1.2140 +	}
  1.2141 +
  1.2142 +	public Class getJavaClass() throws Exception{
  1.2143 +		return c;
  1.2144 +	}
  1.2145 +
  1.2146 +	static class Parser implements IParser{
  1.2147 +		public Expr parse(C context, Object frm) throws Exception{
  1.2148 +			int line = (Integer) LINE.deref();
  1.2149 +			ISeq form = (ISeq) frm;
  1.2150 +			//(new Classname args...)
  1.2151 +			if(form.count() < 2)
  1.2152 +				throw new Exception("wrong number of arguments, expecting: (new Classname args...)");
  1.2153 +			Class c = HostExpr.maybeClass(RT.second(form), false);
  1.2154 +			if(c == null)
  1.2155 +				throw new IllegalArgumentException("Unable to resolve classname: " + RT.second(form));
  1.2156 +			PersistentVector args = PersistentVector.EMPTY;
  1.2157 +			for(ISeq s = RT.next(RT.next(form)); s != null; s = s.next())
  1.2158 +				args = args.cons(analyze(context == C.EVAL ? context : C.EXPRESSION, s.first()));
  1.2159 +			return new NewExpr(c, args, line);
  1.2160 +		}
  1.2161 +	}
  1.2162 +
  1.2163 +}
  1.2164 +
  1.2165 +public static class MetaExpr implements Expr{
  1.2166 +	public final Expr expr;
  1.2167 +	public final MapExpr meta;
  1.2168 +	final static Type IOBJ_TYPE = Type.getType(IObj.class);
  1.2169 +	final static Method withMetaMethod = Method.getMethod("clojure.lang.IObj withMeta(clojure.lang.IPersistentMap)");
  1.2170 +
  1.2171 +
  1.2172 +	public MetaExpr(Expr expr, MapExpr meta){
  1.2173 +		this.expr = expr;
  1.2174 +		this.meta = meta;
  1.2175 +	}
  1.2176 +
  1.2177 +	public Object eval() throws Exception{
  1.2178 +		return ((IObj) expr.eval()).withMeta((IPersistentMap) meta.eval());
  1.2179 +	}
  1.2180 +
  1.2181 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2182 +		expr.emit(C.EXPRESSION, objx, gen);
  1.2183 +		gen.checkCast(IOBJ_TYPE);
  1.2184 +		meta.emit(C.EXPRESSION, objx, gen);
  1.2185 +		gen.checkCast(IPERSISTENTMAP_TYPE);
  1.2186 +		gen.invokeInterface(IOBJ_TYPE, withMetaMethod);
  1.2187 +		if(context == C.STATEMENT)
  1.2188 +			{
  1.2189 +			gen.pop();
  1.2190 +			}
  1.2191 +	}
  1.2192 +
  1.2193 +	public boolean hasJavaClass() throws Exception{
  1.2194 +		return expr.hasJavaClass();
  1.2195 +	}
  1.2196 +
  1.2197 +	public Class getJavaClass() throws Exception{
  1.2198 +		return expr.getJavaClass();
  1.2199 +	}
  1.2200 +}
  1.2201 +
  1.2202 +public static class IfExpr implements Expr, MaybePrimitiveExpr{
  1.2203 +	public final Expr testExpr;
  1.2204 +	public final Expr thenExpr;
  1.2205 +	public final Expr elseExpr;
  1.2206 +	public final int line;
  1.2207 +
  1.2208 +
  1.2209 +	public IfExpr(int line, Expr testExpr, Expr thenExpr, Expr elseExpr){
  1.2210 +		this.testExpr = testExpr;
  1.2211 +		this.thenExpr = thenExpr;
  1.2212 +		this.elseExpr = elseExpr;
  1.2213 +		this.line = line;
  1.2214 +	}
  1.2215 +
  1.2216 +	public Object eval() throws Exception{
  1.2217 +		Object t = testExpr.eval();
  1.2218 +		if(t != null && t != Boolean.FALSE)
  1.2219 +			return thenExpr.eval();
  1.2220 +		return elseExpr.eval();
  1.2221 +	}
  1.2222 +
  1.2223 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2224 +		doEmit(context, objx, gen,false);
  1.2225 +	}
  1.2226 +
  1.2227 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2228 +		doEmit(context, objx, gen, true);
  1.2229 +	}
  1.2230 +
  1.2231 +	public void doEmit(C context, ObjExpr objx, GeneratorAdapter gen, boolean emitUnboxed){
  1.2232 +		Label nullLabel = gen.newLabel();
  1.2233 +		Label falseLabel = gen.newLabel();
  1.2234 +		Label endLabel = gen.newLabel();
  1.2235 +
  1.2236 +		gen.visitLineNumber(line, gen.mark());
  1.2237 +
  1.2238 +		try
  1.2239 +			{
  1.2240 +			if(maybePrimitiveType(testExpr) == boolean.class)
  1.2241 +				{
  1.2242 +				((MaybePrimitiveExpr) testExpr).emitUnboxed(C.EXPRESSION, objx, gen);
  1.2243 +				gen.ifZCmp(gen.EQ, falseLabel);
  1.2244 +				}
  1.2245 +			else
  1.2246 +				{
  1.2247 +				testExpr.emit(C.EXPRESSION, objx, gen);
  1.2248 +				gen.dup();
  1.2249 +				gen.ifNull(nullLabel);
  1.2250 +				gen.getStatic(BOOLEAN_OBJECT_TYPE, "FALSE", BOOLEAN_OBJECT_TYPE);
  1.2251 +				gen.visitJumpInsn(IF_ACMPEQ, falseLabel);
  1.2252 +				}
  1.2253 +			}
  1.2254 +		catch(Exception e)
  1.2255 +			{
  1.2256 +			throw new RuntimeException(e);
  1.2257 +			}
  1.2258 +		if(emitUnboxed)
  1.2259 +			((MaybePrimitiveExpr)thenExpr).emitUnboxed(context, objx, gen);
  1.2260 +		else
  1.2261 +			thenExpr.emit(context, objx, gen);
  1.2262 +		gen.goTo(endLabel);
  1.2263 +		gen.mark(nullLabel);
  1.2264 +		gen.pop();
  1.2265 +		gen.mark(falseLabel);
  1.2266 +		if(emitUnboxed)
  1.2267 +			((MaybePrimitiveExpr)elseExpr).emitUnboxed(context, objx, gen);
  1.2268 +		else
  1.2269 +			elseExpr.emit(context, objx, gen);
  1.2270 +		gen.mark(endLabel);
  1.2271 +	}
  1.2272 +
  1.2273 +	public boolean hasJavaClass() throws Exception{
  1.2274 +		return thenExpr.hasJavaClass()
  1.2275 +		       && elseExpr.hasJavaClass()
  1.2276 +		       &&
  1.2277 +		       (thenExpr.getJavaClass() == elseExpr.getJavaClass()
  1.2278 +		        || (thenExpr.getJavaClass() == null && !elseExpr.getJavaClass().isPrimitive())
  1.2279 +		        || (elseExpr.getJavaClass() == null && !thenExpr.getJavaClass().isPrimitive()));
  1.2280 +	}
  1.2281 +
  1.2282 +	public boolean canEmitPrimitive(){
  1.2283 +		try
  1.2284 +			{
  1.2285 +			return thenExpr instanceof MaybePrimitiveExpr
  1.2286 +			       && elseExpr instanceof MaybePrimitiveExpr
  1.2287 +			       && thenExpr.getJavaClass() == elseExpr.getJavaClass()
  1.2288 +			       && ((MaybePrimitiveExpr)thenExpr).canEmitPrimitive()
  1.2289 +				   && ((MaybePrimitiveExpr)elseExpr).canEmitPrimitive();
  1.2290 +			}
  1.2291 +		catch(Exception e)
  1.2292 +			{
  1.2293 +			return false;
  1.2294 +			}
  1.2295 +	}
  1.2296 +
  1.2297 +	public Class getJavaClass() throws Exception{
  1.2298 +		Class thenClass = thenExpr.getJavaClass();
  1.2299 +		if(thenClass != null)
  1.2300 +			return thenClass;
  1.2301 +		return elseExpr.getJavaClass();
  1.2302 +	}
  1.2303 +
  1.2304 +	static class Parser implements IParser{
  1.2305 +		public Expr parse(C context, Object frm) throws Exception{
  1.2306 +			ISeq form = (ISeq) frm;
  1.2307 +			//(if test then) or (if test then else)
  1.2308 +			if(form.count() > 4)
  1.2309 +				throw new Exception("Too many arguments to if");
  1.2310 +			else if(form.count() < 3)
  1.2311 +				throw new Exception("Too few arguments to if");
  1.2312 +            PathNode branch = new PathNode(PATHTYPE.BRANCH, (PathNode) CLEAR_PATH.get());
  1.2313 +            Expr testexpr = analyze(context == C.EVAL ? context : C.EXPRESSION, RT.second(form));
  1.2314 +            Expr thenexpr, elseexpr;
  1.2315 +            try {
  1.2316 +                Var.pushThreadBindings(
  1.2317 +                        RT.map(CLEAR_PATH, new PathNode(PATHTYPE.PATH,branch)));
  1.2318 +                thenexpr = analyze(context, RT.third(form));
  1.2319 +                }
  1.2320 +            finally{
  1.2321 +                Var.popThreadBindings();
  1.2322 +                }
  1.2323 +            try {
  1.2324 +                Var.pushThreadBindings(
  1.2325 +                        RT.map(CLEAR_PATH, new PathNode(PATHTYPE.PATH,branch)));
  1.2326 +                elseexpr = analyze(context, RT.fourth(form));
  1.2327 +                }
  1.2328 +            finally{
  1.2329 +                Var.popThreadBindings();
  1.2330 +                }
  1.2331 +			return new IfExpr((Integer) LINE.deref(),
  1.2332 +			                  testexpr,
  1.2333 +			                  thenexpr,
  1.2334 +			                  elseexpr);
  1.2335 +		}
  1.2336 +	}
  1.2337 +}
  1.2338 +
  1.2339 +static final public IPersistentMap CHAR_MAP =
  1.2340 +		PersistentHashMap.create('-', "_",
  1.2341 +//		                         '.', "_DOT_",
  1.2342 +':', "_COLON_",
  1.2343 +'+', "_PLUS_",
  1.2344 +'>', "_GT_",
  1.2345 +'<', "_LT_",
  1.2346 +'=', "_EQ_",
  1.2347 +'~', "_TILDE_",
  1.2348 +'!', "_BANG_",
  1.2349 +'@', "_CIRCA_",
  1.2350 +'#', "_SHARP_",
  1.2351 +'$', "_DOLLARSIGN_",
  1.2352 +'%', "_PERCENT_",
  1.2353 +'^', "_CARET_",
  1.2354 +'&', "_AMPERSAND_",
  1.2355 +'*', "_STAR_",
  1.2356 +'|', "_BAR_",
  1.2357 +'{', "_LBRACE_",
  1.2358 +'}', "_RBRACE_",
  1.2359 +'[', "_LBRACK_",
  1.2360 +']', "_RBRACK_",
  1.2361 +'/', "_SLASH_",
  1.2362 +'\\', "_BSLASH_",
  1.2363 +'?', "_QMARK_");
  1.2364 +
  1.2365 +static public String munge(String name){
  1.2366 +	StringBuilder sb = new StringBuilder();
  1.2367 +	for(char c : name.toCharArray())
  1.2368 +		{
  1.2369 +		String sub = (String) CHAR_MAP.valAt(c);
  1.2370 +		if(sub != null)
  1.2371 +			sb.append(sub);
  1.2372 +		else
  1.2373 +			sb.append(c);
  1.2374 +		}
  1.2375 +	return sb.toString();
  1.2376 +}
  1.2377 +
  1.2378 +public static class EmptyExpr implements Expr{
  1.2379 +	public final Object coll;
  1.2380 +	final static Type HASHMAP_TYPE = Type.getType(PersistentArrayMap.class);
  1.2381 +	final static Type HASHSET_TYPE = Type.getType(PersistentHashSet.class);
  1.2382 +	final static Type VECTOR_TYPE = Type.getType(PersistentVector.class);
  1.2383 +	final static Type LIST_TYPE = Type.getType(PersistentList.class);
  1.2384 +	final static Type EMPTY_LIST_TYPE = Type.getType(PersistentList.EmptyList.class);
  1.2385 +
  1.2386 +
  1.2387 +	public EmptyExpr(Object coll){
  1.2388 +		this.coll = coll;
  1.2389 +	}
  1.2390 +
  1.2391 +	public Object eval() throws Exception{
  1.2392 +		return coll;
  1.2393 +	}
  1.2394 +
  1.2395 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2396 +		if(coll instanceof IPersistentList)
  1.2397 +			gen.getStatic(LIST_TYPE, "EMPTY", EMPTY_LIST_TYPE);
  1.2398 +		else if(coll instanceof IPersistentVector)
  1.2399 +			gen.getStatic(VECTOR_TYPE, "EMPTY", VECTOR_TYPE);
  1.2400 +		else if(coll instanceof IPersistentMap)
  1.2401 +				gen.getStatic(HASHMAP_TYPE, "EMPTY", HASHMAP_TYPE);
  1.2402 +			else if(coll instanceof IPersistentSet)
  1.2403 +					gen.getStatic(HASHSET_TYPE, "EMPTY", HASHSET_TYPE);
  1.2404 +				else
  1.2405 +					throw new UnsupportedOperationException("Unknown Collection type");
  1.2406 +		if(context == C.STATEMENT)
  1.2407 +			{
  1.2408 +			gen.pop();
  1.2409 +			}
  1.2410 +	}
  1.2411 +
  1.2412 +	public boolean hasJavaClass() throws Exception{
  1.2413 +		return true;
  1.2414 +	}
  1.2415 +
  1.2416 +	public Class getJavaClass() throws Exception{
  1.2417 +		if(coll instanceof IPersistentList)
  1.2418 +			return IPersistentList.class;
  1.2419 +		else if(coll instanceof IPersistentVector)
  1.2420 +			return IPersistentVector.class;
  1.2421 +		else if(coll instanceof IPersistentMap)
  1.2422 +				return IPersistentMap.class;
  1.2423 +			else if(coll instanceof IPersistentSet)
  1.2424 +					return IPersistentSet.class;
  1.2425 +				else
  1.2426 +					throw new UnsupportedOperationException("Unknown Collection type");
  1.2427 +	}
  1.2428 +}
  1.2429 +
  1.2430 +public static class ListExpr implements Expr{
  1.2431 +	public final IPersistentVector args;
  1.2432 +	final static Method arrayToListMethod = Method.getMethod("clojure.lang.ISeq arrayToList(Object[])");
  1.2433 +
  1.2434 +
  1.2435 +	public ListExpr(IPersistentVector args){
  1.2436 +		this.args = args;
  1.2437 +	}
  1.2438 +
  1.2439 +	public Object eval() throws Exception{
  1.2440 +		IPersistentVector ret = PersistentVector.EMPTY;
  1.2441 +		for(int i = 0; i < args.count(); i++)
  1.2442 +			ret = (IPersistentVector) ret.cons(((Expr) args.nth(i)).eval());
  1.2443 +		return ret.seq();
  1.2444 +	}
  1.2445 +
  1.2446 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2447 +		MethodExpr.emitArgsAsArray(args, objx, gen);
  1.2448 +		gen.invokeStatic(RT_TYPE, arrayToListMethod);
  1.2449 +		if(context == C.STATEMENT)
  1.2450 +			gen.pop();
  1.2451 +	}
  1.2452 +
  1.2453 +	public boolean hasJavaClass() throws Exception{
  1.2454 +		return true;
  1.2455 +	}
  1.2456 +
  1.2457 +	public Class getJavaClass() throws Exception{
  1.2458 +		return IPersistentList.class;
  1.2459 +	}
  1.2460 +
  1.2461 +}
  1.2462 +
  1.2463 +public static class MapExpr implements Expr{
  1.2464 +	public final IPersistentVector keyvals;
  1.2465 +	final static Method mapMethod = Method.getMethod("clojure.lang.IPersistentMap map(Object[])");
  1.2466 +
  1.2467 +
  1.2468 +	public MapExpr(IPersistentVector keyvals){
  1.2469 +		this.keyvals = keyvals;
  1.2470 +	}
  1.2471 +
  1.2472 +	public Object eval() throws Exception{
  1.2473 +		Object[] ret = new Object[keyvals.count()];
  1.2474 +		for(int i = 0; i < keyvals.count(); i++)
  1.2475 +			ret[i] = ((Expr) keyvals.nth(i)).eval();
  1.2476 +		return RT.map(ret);
  1.2477 +	}
  1.2478 +
  1.2479 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2480 +		MethodExpr.emitArgsAsArray(keyvals, objx, gen);
  1.2481 +		gen.invokeStatic(RT_TYPE, mapMethod);
  1.2482 +		if(context == C.STATEMENT)
  1.2483 +			gen.pop();
  1.2484 +	}
  1.2485 +
  1.2486 +	public boolean hasJavaClass() throws Exception{
  1.2487 +		return true;
  1.2488 +	}
  1.2489 +
  1.2490 +	public Class getJavaClass() throws Exception{
  1.2491 +		return IPersistentMap.class;
  1.2492 +	}
  1.2493 +
  1.2494 +
  1.2495 +	static public Expr parse(C context, IPersistentMap form) throws Exception{
  1.2496 +		IPersistentVector keyvals = PersistentVector.EMPTY;
  1.2497 +		for(ISeq s = RT.seq(form); s != null; s = s.next())
  1.2498 +			{
  1.2499 +			IMapEntry e = (IMapEntry) s.first();
  1.2500 +			keyvals = (IPersistentVector) keyvals.cons(analyze(context == C.EVAL ? context : C.EXPRESSION, e.key()));
  1.2501 +			keyvals = (IPersistentVector) keyvals.cons(analyze(context == C.EVAL ? context : C.EXPRESSION, e.val()));
  1.2502 +			}
  1.2503 +		Expr ret = new MapExpr(keyvals);
  1.2504 +		if(form instanceof IObj && ((IObj) form).meta() != null)
  1.2505 +			return new MetaExpr(ret, (MapExpr) MapExpr
  1.2506 +					.parse(context == C.EVAL ? context : C.EXPRESSION, ((IObj) form).meta()));
  1.2507 +		else
  1.2508 +			return ret;
  1.2509 +	}
  1.2510 +}
  1.2511 +
  1.2512 +public static class SetExpr implements Expr{
  1.2513 +	public final IPersistentVector keys;
  1.2514 +	final static Method setMethod = Method.getMethod("clojure.lang.IPersistentSet set(Object[])");
  1.2515 +
  1.2516 +
  1.2517 +	public SetExpr(IPersistentVector keys){
  1.2518 +		this.keys = keys;
  1.2519 +	}
  1.2520 +
  1.2521 +	public Object eval() throws Exception{
  1.2522 +		Object[] ret = new Object[keys.count()];
  1.2523 +		for(int i = 0; i < keys.count(); i++)
  1.2524 +			ret[i] = ((Expr) keys.nth(i)).eval();
  1.2525 +		return RT.set(ret);
  1.2526 +	}
  1.2527 +
  1.2528 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2529 +		MethodExpr.emitArgsAsArray(keys, objx, gen);
  1.2530 +		gen.invokeStatic(RT_TYPE, setMethod);
  1.2531 +		if(context == C.STATEMENT)
  1.2532 +			gen.pop();
  1.2533 +	}
  1.2534 +
  1.2535 +	public boolean hasJavaClass() throws Exception{
  1.2536 +		return true;
  1.2537 +	}
  1.2538 +
  1.2539 +	public Class getJavaClass() throws Exception{
  1.2540 +		return IPersistentSet.class;
  1.2541 +	}
  1.2542 +
  1.2543 +
  1.2544 +	static public Expr parse(C context, IPersistentSet form) throws Exception{
  1.2545 +		IPersistentVector keys = PersistentVector.EMPTY;
  1.2546 +		for(ISeq s = RT.seq(form); s != null; s = s.next())
  1.2547 +			{
  1.2548 +			Object e = s.first();
  1.2549 +			keys = (IPersistentVector) keys.cons(analyze(context == C.EVAL ? context : C.EXPRESSION, e));
  1.2550 +			}
  1.2551 +		Expr ret = new SetExpr(keys);
  1.2552 +		if(form instanceof IObj && ((IObj) form).meta() != null)
  1.2553 +			return new MetaExpr(ret, (MapExpr) MapExpr
  1.2554 +					.parse(context == C.EVAL ? context : C.EXPRESSION, ((IObj) form).meta()));
  1.2555 +		else
  1.2556 +			return ret;
  1.2557 +	}
  1.2558 +}
  1.2559 +
  1.2560 +public static class VectorExpr implements Expr{
  1.2561 +	public final IPersistentVector args;
  1.2562 +	final static Method vectorMethod = Method.getMethod("clojure.lang.IPersistentVector vector(Object[])");
  1.2563 +
  1.2564 +
  1.2565 +	public VectorExpr(IPersistentVector args){
  1.2566 +		this.args = args;
  1.2567 +	}
  1.2568 +
  1.2569 +	public Object eval() throws Exception{
  1.2570 +		IPersistentVector ret = PersistentVector.EMPTY;
  1.2571 +		for(int i = 0; i < args.count(); i++)
  1.2572 +			ret = (IPersistentVector) ret.cons(((Expr) args.nth(i)).eval());
  1.2573 +		return ret;
  1.2574 +	}
  1.2575 +
  1.2576 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2577 +		MethodExpr.emitArgsAsArray(args, objx, gen);
  1.2578 +		gen.invokeStatic(RT_TYPE, vectorMethod);
  1.2579 +		if(context == C.STATEMENT)
  1.2580 +			gen.pop();
  1.2581 +	}
  1.2582 +
  1.2583 +	public boolean hasJavaClass() throws Exception{
  1.2584 +		return true;
  1.2585 +	}
  1.2586 +
  1.2587 +	public Class getJavaClass() throws Exception{
  1.2588 +		return IPersistentVector.class;
  1.2589 +	}
  1.2590 +
  1.2591 +	static public Expr parse(C context, IPersistentVector form) throws Exception{
  1.2592 +		IPersistentVector args = PersistentVector.EMPTY;
  1.2593 +		for(int i = 0; i < form.count(); i++)
  1.2594 +			args = (IPersistentVector) args.cons(analyze(context == C.EVAL ? context : C.EXPRESSION, form.nth(i)));
  1.2595 +		Expr ret = new VectorExpr(args);
  1.2596 +		if(form instanceof IObj && ((IObj) form).meta() != null)
  1.2597 +			return new MetaExpr(ret, (MapExpr) MapExpr
  1.2598 +					.parse(context == C.EVAL ? context : C.EXPRESSION, ((IObj) form).meta()));
  1.2599 +		else
  1.2600 +			return ret;
  1.2601 +	}
  1.2602 +
  1.2603 +}
  1.2604 +
  1.2605 +static class KeywordInvokeExpr implements Expr{
  1.2606 +	public final KeywordExpr kw;
  1.2607 +	public final Object tag;
  1.2608 +	public final Expr target;
  1.2609 +	public final int line;
  1.2610 +	public final int siteIndex;
  1.2611 +	public final String source;
  1.2612 +	static Type ILOOKUP_TYPE = Type.getType(ILookup.class);
  1.2613 +
  1.2614 +	public KeywordInvokeExpr(String source, int line, Symbol tag, KeywordExpr kw, Expr target){
  1.2615 +		this.source = source;
  1.2616 +		this.kw = kw;
  1.2617 +		this.target = target;
  1.2618 +		this.line = line;
  1.2619 +		this.tag = tag;
  1.2620 +		this.siteIndex = registerKeywordCallsite(kw.k);
  1.2621 +	}
  1.2622 +
  1.2623 +	public Object eval() throws Exception{
  1.2624 +		try
  1.2625 +			{
  1.2626 +			return kw.k.invoke(target.eval());
  1.2627 +			}
  1.2628 +		catch(Throwable e)
  1.2629 +			{
  1.2630 +			if(!(e instanceof CompilerException))
  1.2631 +				throw new CompilerException(source, line, e);
  1.2632 +			else
  1.2633 +				throw (CompilerException) e;
  1.2634 +			}
  1.2635 +	}
  1.2636 +
  1.2637 +    public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2638 +        Label endLabel = gen.newLabel();
  1.2639 +        Label faultLabel = gen.newLabel();
  1.2640 +
  1.2641 +        gen.visitLineNumber(line, gen.mark());
  1.2642 +        gen.getStatic(objx.objtype, objx.thunkNameStatic(siteIndex),ObjExpr.ILOOKUP_THUNK_TYPE);
  1.2643 +        gen.dup();
  1.2644 +        target.emit(C.EXPRESSION, objx, gen);
  1.2645 +        gen.dupX2();
  1.2646 +        gen.invokeInterface(ObjExpr.ILOOKUP_THUNK_TYPE, Method.getMethod("Object get(Object)"));
  1.2647 +        gen.dupX2();
  1.2648 +        gen.visitJumpInsn(IF_ACMPEQ, faultLabel);
  1.2649 +        gen.pop();
  1.2650 +        gen.goTo(endLabel);
  1.2651 +
  1.2652 +        gen.mark(faultLabel);
  1.2653 +        gen.swap();
  1.2654 +        gen.pop();
  1.2655 +        gen.getStatic(objx.objtype, objx.siteNameStatic(siteIndex),ObjExpr.KEYWORD_LOOKUPSITE_TYPE);
  1.2656 +        gen.swap();
  1.2657 +        gen.loadThis();
  1.2658 +        gen.invokeInterface(ObjExpr.ILOOKUP_SITE_TYPE,
  1.2659 +                            Method.getMethod("Object fault(Object, clojure.lang.ILookupHost)"));
  1.2660 +
  1.2661 +        gen.mark(endLabel);
  1.2662 +        if(context == C.STATEMENT)
  1.2663 +            gen.pop();
  1.2664 +    }
  1.2665 +
  1.2666 +	public void emit2(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2667 +		Label endLabel = gen.newLabel();
  1.2668 +		Label faultLabel = gen.newLabel();
  1.2669 +
  1.2670 +		gen.visitLineNumber(line, gen.mark());
  1.2671 +		target.emit(C.EXPRESSION, objx, gen);
  1.2672 +		gen.dup();
  1.2673 +		gen.getStatic(objx.objtype, objx.thunkNameStatic(siteIndex),ObjExpr.ILOOKUP_THUNK_TYPE);
  1.2674 +		gen.swap();
  1.2675 +		gen.getStatic(objx.objtype, objx.siteNameStatic(siteIndex),ObjExpr.KEYWORD_LOOKUPSITE_TYPE);
  1.2676 +///		gen.loadThis();
  1.2677 +		gen.invokeInterface(ObjExpr.ILOOKUP_THUNK_TYPE,
  1.2678 +		                    Method.getMethod("Object get(Object,clojure.lang.ILookupSite)"));
  1.2679 +//		gen.invokeInterface(ObjExpr.ILOOKUP_THUNK_TYPE,
  1.2680 +//		                    Method.getMethod("Object get(Object,clojure.lang.ILookupSite,clojure.lang.ILookupHost)"));
  1.2681 +		gen.dup();
  1.2682 +		gen.getStatic(objx.objtype, objx.siteNameStatic(siteIndex),ObjExpr.KEYWORD_LOOKUPSITE_TYPE);
  1.2683 +		gen.visitJumpInsn(IF_ACMPEQ, faultLabel);
  1.2684 +		gen.swap();
  1.2685 +		gen.pop();
  1.2686 +		gen.goTo(endLabel);
  1.2687 +
  1.2688 +		gen.mark(faultLabel);
  1.2689 +		gen.swap();
  1.2690 +		gen.loadThis();
  1.2691 +		gen.invokeInterface(ObjExpr.ILOOKUP_SITE_TYPE,
  1.2692 +		                    Method.getMethod("Object fault(Object, clojure.lang.ILookupHost)"));
  1.2693 +				
  1.2694 +		gen.mark(endLabel);
  1.2695 +		if(context == C.STATEMENT)
  1.2696 +			gen.pop();
  1.2697 +	}
  1.2698 +
  1.2699 +	public void emitInstance(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2700 +		gen.visitLineNumber(line, gen.mark());
  1.2701 +		gen.loadThis();
  1.2702 +		gen.getField(objx.objtype, objx.thunkName(siteIndex),ObjExpr.ILOOKUP_THUNK_TYPE);
  1.2703 +		target.emit(C.EXPRESSION, objx, gen);
  1.2704 +		gen.loadThis();
  1.2705 +		gen.getField(objx.objtype, objx.siteName(siteIndex),ObjExpr.ILOOKUP_SITE_TYPE);
  1.2706 +		gen.loadThis();
  1.2707 +		gen.checkCast(Type.getType(ILookupHost.class));
  1.2708 +		gen.invokeInterface(ObjExpr.ILOOKUP_THUNK_TYPE,
  1.2709 +		                    Method.getMethod("Object get(Object,clojure.lang.ILookupSite,clojure.lang.ILookupHost)"));
  1.2710 +		if(context == C.STATEMENT)
  1.2711 +			gen.pop();
  1.2712 +	}
  1.2713 +
  1.2714 +	public void emitNormal(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2715 +		Label slowLabel = gen.newLabel();
  1.2716 +		Label endLabel = gen.newLabel();
  1.2717 +
  1.2718 +		gen.visitLineNumber(line, gen.mark());
  1.2719 +		target.emit(C.EXPRESSION, objx, gen);
  1.2720 +		gen.dup();
  1.2721 +		gen.instanceOf(ILOOKUP_TYPE);
  1.2722 +		gen.ifZCmp(GeneratorAdapter.EQ, slowLabel);
  1.2723 +		kw.emit(C.EXPRESSION, objx, gen);
  1.2724 +		gen.invokeInterface(ILOOKUP_TYPE, new Method("valAt", OBJECT_TYPE, ARG_TYPES[1]));
  1.2725 +		gen.goTo(endLabel);
  1.2726 +
  1.2727 +		gen.mark(slowLabel);
  1.2728 +		kw.emit(C.EXPRESSION, objx, gen);
  1.2729 +		gen.invokeStatic(RT_TYPE, new Method("get", OBJECT_TYPE, ARG_TYPES[2]));
  1.2730 +
  1.2731 +		gen.mark(endLabel);
  1.2732 +
  1.2733 +		if(context == C.STATEMENT)
  1.2734 +			gen.pop();
  1.2735 +	}
  1.2736 +
  1.2737 +	public boolean hasJavaClass() throws Exception{
  1.2738 +		return tag != null;
  1.2739 +	}
  1.2740 +
  1.2741 +	public Class getJavaClass() throws Exception{
  1.2742 +		return HostExpr.tagToClass(tag);
  1.2743 +	}
  1.2744 +
  1.2745 +}
  1.2746 +//static class KeywordSiteInvokeExpr implements Expr{
  1.2747 +//	public final Expr site;
  1.2748 +//	public final Object tag;
  1.2749 +//	public final Expr target;
  1.2750 +//	public final int line;
  1.2751 +//	public final String source;
  1.2752 +//
  1.2753 +//	public KeywordSiteInvokeExpr(String source, int line, Symbol tag, Expr site, Expr target){
  1.2754 +//		this.source = source;
  1.2755 +//		this.site = site;
  1.2756 +//		this.target = target;
  1.2757 +//		this.line = line;
  1.2758 +//		this.tag = tag;
  1.2759 +//	}
  1.2760 +//
  1.2761 +//	public Object eval() throws Exception{
  1.2762 +//		try
  1.2763 +//			{
  1.2764 +//			KeywordCallSite s = (KeywordCallSite) site.eval();
  1.2765 +//			return s.thunk.invoke(s,target.eval());
  1.2766 +//			}
  1.2767 +//		catch(Throwable e)
  1.2768 +//			{
  1.2769 +//			if(!(e instanceof CompilerException))
  1.2770 +//				throw new CompilerException(source, line, e);
  1.2771 +//			else
  1.2772 +//				throw (CompilerException) e;
  1.2773 +//			}
  1.2774 +//	}
  1.2775 +//
  1.2776 +//	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2777 +//		gen.visitLineNumber(line, gen.mark());
  1.2778 +//		site.emit(C.EXPRESSION, objx, gen);
  1.2779 +//		gen.dup();
  1.2780 +//		gen.getField(Type.getType(KeywordCallSite.class),"thunk",IFN_TYPE);
  1.2781 +//		gen.swap();
  1.2782 +//		target.emit(C.EXPRESSION, objx, gen);
  1.2783 +//
  1.2784 +//		gen.invokeInterface(IFN_TYPE, new Method("invoke", OBJECT_TYPE, ARG_TYPES[2]));
  1.2785 +//		if(context == C.STATEMENT)
  1.2786 +//			gen.pop();
  1.2787 +//	}
  1.2788 +//
  1.2789 +//	public boolean hasJavaClass() throws Exception{
  1.2790 +//		return tag != null;
  1.2791 +//	}
  1.2792 +//
  1.2793 +//	public Class getJavaClass() throws Exception{
  1.2794 +//		return HostExpr.tagToClass(tag);
  1.2795 +//	}
  1.2796 +//
  1.2797 +//}
  1.2798 +
  1.2799 +public static class InstanceOfExpr implements Expr, MaybePrimitiveExpr{
  1.2800 +	Expr expr;
  1.2801 +	Class c;
  1.2802 +
  1.2803 +	public InstanceOfExpr(Class c, Expr expr){
  1.2804 +		this.expr = expr;
  1.2805 +		this.c = c;
  1.2806 +	}
  1.2807 +
  1.2808 +	public Object eval() throws Exception{
  1.2809 +		if(c.isInstance(expr.eval()))
  1.2810 +			return RT.T;
  1.2811 +		return RT.F;
  1.2812 +	}
  1.2813 +
  1.2814 +	public boolean canEmitPrimitive(){
  1.2815 +		return true;
  1.2816 +	}
  1.2817 +
  1.2818 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2819 +		expr.emit(C.EXPRESSION,objx,gen);
  1.2820 +		gen.instanceOf(Type.getType(c));
  1.2821 +	}
  1.2822 +
  1.2823 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2824 +		emitUnboxed(context,objx,gen);
  1.2825 +		HostExpr.emitBoxReturn(objx,gen,Boolean.TYPE);
  1.2826 +		if(context == C.STATEMENT)
  1.2827 +			gen.pop();
  1.2828 +	}
  1.2829 +
  1.2830 +	public boolean hasJavaClass() throws Exception{
  1.2831 +		return true;
  1.2832 +	}
  1.2833 +
  1.2834 +	public Class getJavaClass() throws Exception{
  1.2835 +		return Boolean.TYPE;
  1.2836 +	}
  1.2837 +
  1.2838 +}
  1.2839 +
  1.2840 +static class InvokeExpr implements Expr{
  1.2841 +	public final Expr fexpr;
  1.2842 +	public final Object tag;
  1.2843 +	public final IPersistentVector args;
  1.2844 +	public final int line;
  1.2845 +	public final String source;
  1.2846 +	public boolean isProtocol = false;
  1.2847 +	public boolean isDirect = false;
  1.2848 +	public int siteIndex = -1;
  1.2849 +	public Class protocolOn;
  1.2850 +	public java.lang.reflect.Method onMethod;
  1.2851 +	static Keyword onKey = Keyword.intern("on");
  1.2852 +	static Keyword methodMapKey = Keyword.intern("method-map");
  1.2853 +	static Keyword dynamicKey = Keyword.intern("dynamic");
  1.2854 +
  1.2855 +	public InvokeExpr(String source, int line, Symbol tag, Expr fexpr, IPersistentVector args) throws Exception{
  1.2856 +		this.source = source;
  1.2857 +		this.fexpr = fexpr;
  1.2858 +		this.args = args;
  1.2859 +		this.line = line;
  1.2860 +		if(fexpr instanceof VarExpr)
  1.2861 +			{
  1.2862 +			Var fvar = ((VarExpr)fexpr).var;
  1.2863 +			Var pvar =  (Var)RT.get(fvar.meta(), protocolKey);
  1.2864 +			if(pvar != null && PROTOCOL_CALLSITES.isBound())
  1.2865 +				{
  1.2866 +				this.isProtocol = true;
  1.2867 +				this.siteIndex = registerProtocolCallsite(((VarExpr)fexpr).var);
  1.2868 +				Object pon = RT.get(pvar.get(), onKey);
  1.2869 +				this.protocolOn = HostExpr.maybeClass(pon,false);
  1.2870 +				if(this.protocolOn != null)
  1.2871 +					{
  1.2872 +					IPersistentMap mmap = (IPersistentMap) RT.get(pvar.get(), methodMapKey);
  1.2873 +                    Keyword mmapVal = (Keyword) mmap.valAt(Keyword.intern(fvar.sym));
  1.2874 +                    if (mmapVal == null) {
  1.2875 +                        throw new IllegalArgumentException(
  1.2876 +                              "No method of interface: " + protocolOn.getName() +
  1.2877 +                              " found for function: " + fvar.sym + " of protocol: " + pvar.sym +
  1.2878 +                              " (The protocol method may have been defined before and removed.)");
  1.2879 +                    }
  1.2880 +                    String mname = munge(mmapVal.sym.toString());
  1.2881 + 					List methods = Reflector.getMethods(protocolOn, args.count() - 1, mname, false);
  1.2882 +					if(methods.size() != 1)
  1.2883 +						throw new IllegalArgumentException(
  1.2884 +								"No single method: " + mname + " of interface: " + protocolOn.getName() +
  1.2885 +								" found for function: " + fvar.sym + " of protocol: " + pvar.sym);
  1.2886 +					this.onMethod = (java.lang.reflect.Method) methods.get(0);
  1.2887 +					}
  1.2888 +				}
  1.2889 +//			else if(pvar == null && VAR_CALLSITES.isBound()
  1.2890 +//			        && fvar.ns.name.name.startsWith("clojure")
  1.2891 +//					&& !RT.booleanCast(RT.get(RT.meta(fvar),dynamicKey))
  1.2892 +//					)
  1.2893 +//				{
  1.2894 +//				//todo - more specific criteria for binding these
  1.2895 +//				this.isDirect = true;
  1.2896 +//				this.siteIndex = registerVarCallsite(((VarExpr) fexpr).var);
  1.2897 +//				}
  1.2898 +			}
  1.2899 +		this.tag = tag != null ? tag : (fexpr instanceof VarExpr ? ((VarExpr) fexpr).tag : null);
  1.2900 +	}
  1.2901 +
  1.2902 +	public Object eval() throws Exception{
  1.2903 +		try
  1.2904 +			{
  1.2905 +			IFn fn = (IFn) fexpr.eval();
  1.2906 +			PersistentVector argvs = PersistentVector.EMPTY;
  1.2907 +			for(int i = 0; i < args.count(); i++)
  1.2908 +				argvs = argvs.cons(((Expr) args.nth(i)).eval());
  1.2909 +			return fn.applyTo(RT.seq(argvs));
  1.2910 +			}
  1.2911 +		catch(Throwable e)
  1.2912 +			{
  1.2913 +			if(!(e instanceof CompilerException))
  1.2914 +				throw new CompilerException(source, line, e);
  1.2915 +			else
  1.2916 +				throw (CompilerException) e;
  1.2917 +			}
  1.2918 +	}
  1.2919 +
  1.2920 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2921 +		gen.visitLineNumber(line, gen.mark());
  1.2922 +		if(isProtocol)
  1.2923 +			{
  1.2924 +			emitProto(context,objx,gen);
  1.2925 +			}
  1.2926 +		else if(isDirect)
  1.2927 +			{
  1.2928 +			Label callLabel = gen.newLabel();
  1.2929 +
  1.2930 +			gen.getStatic(objx.objtype, objx.varCallsiteName(siteIndex), IFN_TYPE);
  1.2931 +			gen.dup();
  1.2932 +			gen.ifNonNull(callLabel);
  1.2933 +
  1.2934 +			gen.pop();
  1.2935 +			fexpr.emit(C.EXPRESSION, objx, gen);
  1.2936 +			gen.checkCast(IFN_TYPE);
  1.2937 +//			gen.dup();
  1.2938 +//			gen.putStatic(objx.objtype, objx.varCallsiteName(siteIndex), IFN_TYPE);
  1.2939 +
  1.2940 +			gen.mark(callLabel);
  1.2941 +			emitArgsAndCall(0, context,objx,gen);
  1.2942 +			}
  1.2943 +		else
  1.2944 +			{
  1.2945 +			fexpr.emit(C.EXPRESSION, objx, gen);
  1.2946 +			gen.checkCast(IFN_TYPE);
  1.2947 +			emitArgsAndCall(0, context,objx,gen);
  1.2948 +			}
  1.2949 +		if(context == C.STATEMENT)
  1.2950 +			gen.pop();		
  1.2951 +	}
  1.2952 +
  1.2953 +	public void emitProto(C context, ObjExpr objx, GeneratorAdapter gen){
  1.2954 +		Label onLabel = gen.newLabel();
  1.2955 +		Label callLabel = gen.newLabel();
  1.2956 +		Label endLabel = gen.newLabel();
  1.2957 +
  1.2958 +		Var v = ((VarExpr)fexpr).var;
  1.2959 +
  1.2960 +		Expr e = (Expr) args.nth(0);
  1.2961 +		e.emit(C.EXPRESSION, objx, gen);
  1.2962 +		gen.dup(); //target, target
  1.2963 +		gen.invokeStatic(UTIL_TYPE,Method.getMethod("Class classOf(Object)")); //target,class
  1.2964 +		gen.loadThis();
  1.2965 +		gen.getField(objx.objtype, objx.cachedClassName(siteIndex),CLASS_TYPE); //target,class,cached-class
  1.2966 +		gen.visitJumpInsn(IF_ACMPEQ, callLabel); //target
  1.2967 +		if(protocolOn != null)
  1.2968 +			{
  1.2969 +			gen.dup(); //target, target			
  1.2970 +			gen.instanceOf(Type.getType(protocolOn));
  1.2971 +			gen.ifZCmp(GeneratorAdapter.NE, onLabel);
  1.2972 +			}
  1.2973 +
  1.2974 +		gen.mark(callLabel); //target
  1.2975 +		gen.dup(); //target, target
  1.2976 +		gen.invokeStatic(UTIL_TYPE,Method.getMethod("Class classOf(Object)")); //target,class
  1.2977 +		gen.loadThis();
  1.2978 +		gen.swap();
  1.2979 +		gen.putField(objx.objtype, objx.cachedClassName(siteIndex),CLASS_TYPE); //target
  1.2980 +		objx.emitVar(gen, v);
  1.2981 +		gen.invokeVirtual(VAR_TYPE, Method.getMethod("Object getRawRoot()")); //target, proto-fn
  1.2982 +		gen.swap();
  1.2983 +		emitArgsAndCall(1, context,objx,gen);
  1.2984 +		gen.goTo(endLabel);
  1.2985 +
  1.2986 +		gen.mark(onLabel); //target
  1.2987 +		if(protocolOn != null)
  1.2988 +			{
  1.2989 +			MethodExpr.emitTypedArgs(objx, gen, onMethod.getParameterTypes(), RT.subvec(args,1,args.count()));
  1.2990 +			if(context == C.RETURN)
  1.2991 +				{
  1.2992 +				ObjMethod method = (ObjMethod) METHOD.deref();
  1.2993 +				method.emitClearLocals(gen);
  1.2994 +				}
  1.2995 +			Method m = new Method(onMethod.getName(), Type.getReturnType(onMethod), Type.getArgumentTypes(onMethod));
  1.2996 +			gen.invokeInterface(Type.getType(protocolOn), m);
  1.2997 +			HostExpr.emitBoxReturn(objx, gen, onMethod.getReturnType());
  1.2998 +			}
  1.2999 +		gen.mark(endLabel);
  1.3000 +	}
  1.3001 +
  1.3002 +	void emitArgsAndCall(int firstArgToEmit, C context, ObjExpr objx, GeneratorAdapter gen){
  1.3003 +		for(int i = firstArgToEmit; i < Math.min(MAX_POSITIONAL_ARITY, args.count()); i++)
  1.3004 +			{
  1.3005 +			Expr e = (Expr) args.nth(i);
  1.3006 +			e.emit(C.EXPRESSION, objx, gen);
  1.3007 +			}
  1.3008 +		if(args.count() > MAX_POSITIONAL_ARITY)
  1.3009 +			{
  1.3010 +			PersistentVector restArgs = PersistentVector.EMPTY;
  1.3011 +			for(int i = MAX_POSITIONAL_ARITY; i < args.count(); i++)
  1.3012 +				{
  1.3013 +				restArgs = restArgs.cons(args.nth(i));
  1.3014 +				}
  1.3015 +			MethodExpr.emitArgsAsArray(restArgs, objx, gen);
  1.3016 +			}
  1.3017 +
  1.3018 +		if(context == C.RETURN)
  1.3019 +			{
  1.3020 +			ObjMethod method = (ObjMethod) METHOD.deref();
  1.3021 +			method.emitClearLocals(gen);
  1.3022 +			}
  1.3023 +
  1.3024 +		gen.invokeInterface(IFN_TYPE, new Method("invoke", OBJECT_TYPE, ARG_TYPES[Math.min(MAX_POSITIONAL_ARITY + 1,
  1.3025 +		                                                                                   args.count())]));
  1.3026 +	}
  1.3027 +
  1.3028 +	public boolean hasJavaClass() throws Exception{
  1.3029 +		return tag != null;
  1.3030 +	}
  1.3031 +
  1.3032 +	public Class getJavaClass() throws Exception{
  1.3033 +		return HostExpr.tagToClass(tag);
  1.3034 +	}
  1.3035 +
  1.3036 +	static public Expr parse(C context, ISeq form) throws Exception{
  1.3037 +		if(context != C.EVAL)
  1.3038 +			context = C.EXPRESSION;
  1.3039 +		Expr fexpr = analyze(context, form.first());
  1.3040 +		if(fexpr instanceof VarExpr && ((VarExpr)fexpr).var.equals(INSTANCE))
  1.3041 +			{
  1.3042 +			if(RT.second(form) instanceof Symbol)
  1.3043 +				{
  1.3044 +				Class c = HostExpr.maybeClass(RT.second(form),false);
  1.3045 +				if(c != null)
  1.3046 +					return new InstanceOfExpr(c, analyze(context, RT.third(form)));
  1.3047 +				}
  1.3048 +			}
  1.3049 +
  1.3050 +		if(fexpr instanceof KeywordExpr && RT.count(form) == 2 && KEYWORD_CALLSITES.isBound())
  1.3051 +			{
  1.3052 +//			fexpr = new ConstantExpr(new KeywordCallSite(((KeywordExpr)fexpr).k));
  1.3053 +			Expr target = analyze(context, RT.second(form));
  1.3054 +			return new KeywordInvokeExpr((String) SOURCE.deref(), (Integer) LINE.deref(), tagOf(form),
  1.3055 +			                             (KeywordExpr) fexpr, target);
  1.3056 +			}
  1.3057 +		PersistentVector args = PersistentVector.EMPTY;
  1.3058 +		for(ISeq s = RT.seq(form.next()); s != null; s = s.next())
  1.3059 +			{
  1.3060 +			args = args.cons(analyze(context, s.first()));
  1.3061 +			}
  1.3062 +//		if(args.count() > MAX_POSITIONAL_ARITY)
  1.3063 +//			throw new IllegalArgumentException(
  1.3064 +//					String.format("No more than %d args supported", MAX_POSITIONAL_ARITY));
  1.3065 +
  1.3066 +		return new InvokeExpr((String) SOURCE.deref(), (Integer) LINE.deref(), tagOf(form), fexpr, args);
  1.3067 +	}
  1.3068 +}
  1.3069 +
  1.3070 +static class SourceDebugExtensionAttribute extends Attribute{
  1.3071 +	public SourceDebugExtensionAttribute(){
  1.3072 +		super("SourceDebugExtension");
  1.3073 +	}
  1.3074 +
  1.3075 +	void writeSMAP(ClassWriter cw, String smap){
  1.3076 +		ByteVector bv = write(cw, null, -1, -1, -1);
  1.3077 +		bv.putUTF8(smap);
  1.3078 +	}
  1.3079 +}
  1.3080 +
  1.3081 +static public class FnExpr extends ObjExpr{
  1.3082 +	final static Type aFnType = Type.getType(AFunction.class);
  1.3083 +	final static Type restFnType = Type.getType(RestFn.class);
  1.3084 +	//if there is a variadic overload (there can only be one) it is stored here
  1.3085 +	FnMethod variadicMethod = null;
  1.3086 +	IPersistentCollection methods;
  1.3087 +	//	String superName = null;
  1.3088 +
  1.3089 +	public FnExpr(Object tag){
  1.3090 +		super(tag);
  1.3091 +	}
  1.3092 +
  1.3093 +	public boolean hasJavaClass() throws Exception{
  1.3094 +		return true;
  1.3095 +	}
  1.3096 +
  1.3097 +	public Class getJavaClass() throws Exception{
  1.3098 +		return AFunction.class;
  1.3099 +	}
  1.3100 +
  1.3101 +	protected void emitMethods(ClassVisitor cv){
  1.3102 +		//override of invoke/doInvoke for each method
  1.3103 +		for(ISeq s = RT.seq(methods); s != null; s = s.next())
  1.3104 +			{
  1.3105 +			ObjMethod method = (ObjMethod) s.first();
  1.3106 +			method.emit(this, cv);
  1.3107 +			}
  1.3108 +
  1.3109 +		if(isVariadic())
  1.3110 +			{
  1.3111 +			GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC,
  1.3112 +			                                            Method.getMethod("int getRequiredArity()"),
  1.3113 +			                                            null,
  1.3114 +			                                            null,
  1.3115 +			                                            cv);
  1.3116 +			gen.visitCode();
  1.3117 +			gen.push(variadicMethod.reqParms.count());
  1.3118 +			gen.returnValue();
  1.3119 +			gen.endMethod();
  1.3120 +			}
  1.3121 +	}
  1.3122 +
  1.3123 +	static Expr parse(C context, ISeq form, String name) throws Exception{
  1.3124 +		ISeq origForm = form;
  1.3125 +		FnExpr fn = new FnExpr(tagOf(form));
  1.3126 +		fn.src = form;
  1.3127 +		ObjMethod enclosingMethod = (ObjMethod) METHOD.deref();
  1.3128 +		if(((IMeta) form.first()).meta() != null)
  1.3129 +			{
  1.3130 +			fn.onceOnly = RT.booleanCast(RT.get(RT.meta(form.first()), Keyword.intern(null, "once")));
  1.3131 +//			fn.superName = (String) RT.get(RT.meta(form.first()), Keyword.intern(null, "super-name"));
  1.3132 +			}
  1.3133 +		//fn.thisName = name;
  1.3134 +		String basename = enclosingMethod != null ?
  1.3135 +		                  (enclosingMethod.objx.name + "$")
  1.3136 +		                                          : //"clojure.fns." +
  1.3137 +		                  (munge(currentNS().name.name) + "$");
  1.3138 +		if(RT.second(form) instanceof Symbol)
  1.3139 +			name = ((Symbol) RT.second(form)).name;
  1.3140 +		String simpleName = name != null ?
  1.3141 +		                    (munge(name).replace(".", "_DOT_")
  1.3142 +		                    + (enclosingMethod != null ? "__" + RT.nextID() : ""))
  1.3143 +		                    : ("fn"
  1.3144 +		                      + "__" + RT.nextID());
  1.3145 +		fn.name = basename + simpleName;
  1.3146 +		fn.internalName = fn.name.replace('.', '/');
  1.3147 +		fn.objtype = Type.getObjectType(fn.internalName);
  1.3148 +		try
  1.3149 +			{
  1.3150 +			Var.pushThreadBindings(
  1.3151 +					RT.map(CONSTANTS, PersistentVector.EMPTY,
  1.3152 +					       CONSTANT_IDS, new IdentityHashMap(),
  1.3153 +					       KEYWORDS, PersistentHashMap.EMPTY,
  1.3154 +					       VARS, PersistentHashMap.EMPTY,
  1.3155 +					       KEYWORD_CALLSITES, PersistentVector.EMPTY,
  1.3156 +					       PROTOCOL_CALLSITES, PersistentVector.EMPTY,
  1.3157 +					       VAR_CALLSITES, PersistentVector.EMPTY
  1.3158 +					));
  1.3159 +
  1.3160 +			//arglist might be preceded by symbol naming this fn
  1.3161 +			if(RT.second(form) instanceof Symbol)
  1.3162 +				{
  1.3163 +				fn.thisName = ((Symbol) RT.second(form)).name;
  1.3164 +				form = RT.cons(FN, RT.next(RT.next(form)));
  1.3165 +				}
  1.3166 +
  1.3167 +			//now (fn [args] body...) or (fn ([args] body...) ([args2] body2...) ...)
  1.3168 +			//turn former into latter
  1.3169 +			if(RT.second(form) instanceof IPersistentVector)
  1.3170 +				form = RT.list(FN, RT.next(form));
  1.3171 +			fn.line = (Integer) LINE.deref();
  1.3172 +			FnMethod[] methodArray = new FnMethod[MAX_POSITIONAL_ARITY + 1];
  1.3173 +			FnMethod variadicMethod = null;
  1.3174 +			for(ISeq s = RT.next(form); s != null; s = RT.next(s))
  1.3175 +				{
  1.3176 +				FnMethod f = FnMethod.parse(fn, (ISeq) RT.first(s));
  1.3177 +				if(f.isVariadic())
  1.3178 +					{
  1.3179 +					if(variadicMethod == null)
  1.3180 +						variadicMethod = f;
  1.3181 +					else
  1.3182 +						throw new Exception("Can't have more than 1 variadic overload");
  1.3183 +					}
  1.3184 +				else if(methodArray[f.reqParms.count()] == null)
  1.3185 +					methodArray[f.reqParms.count()] = f;
  1.3186 +				else
  1.3187 +					throw new Exception("Can't have 2 overloads with same arity");
  1.3188 +				}
  1.3189 +			if(variadicMethod != null)
  1.3190 +				{
  1.3191 +				for(int i = variadicMethod.reqParms.count() + 1; i <= MAX_POSITIONAL_ARITY; i++)
  1.3192 +					if(methodArray[i] != null)
  1.3193 +						throw new Exception(
  1.3194 +								"Can't have fixed arity function with more params than variadic function");
  1.3195 +				}
  1.3196 +
  1.3197 +			IPersistentCollection methods = null;
  1.3198 +			for(int i = 0; i < methodArray.length; i++)
  1.3199 +				if(methodArray[i] != null)
  1.3200 +					methods = RT.conj(methods, methodArray[i]);
  1.3201 +			if(variadicMethod != null)
  1.3202 +				methods = RT.conj(methods, variadicMethod);
  1.3203 +
  1.3204 +			fn.methods = methods;
  1.3205 +			fn.variadicMethod = variadicMethod;
  1.3206 +			fn.keywords = (IPersistentMap) KEYWORDS.deref();
  1.3207 +			fn.vars = (IPersistentMap) VARS.deref();
  1.3208 +			fn.constants = (PersistentVector) CONSTANTS.deref();
  1.3209 +			fn.keywordCallsites = (IPersistentVector) KEYWORD_CALLSITES.deref();
  1.3210 +			fn.protocolCallsites = (IPersistentVector) PROTOCOL_CALLSITES.deref();
  1.3211 +			fn.varCallsites = (IPersistentVector) VAR_CALLSITES.deref();
  1.3212 +
  1.3213 +			fn.constantsID = RT.nextID();
  1.3214 +//			DynamicClassLoader loader = (DynamicClassLoader) LOADER.get();
  1.3215 +//			loader.registerConstants(fn.constantsID, fn.constants.toArray());
  1.3216 +			}
  1.3217 +		finally
  1.3218 +			{
  1.3219 +			Var.popThreadBindings();
  1.3220 +			}
  1.3221 +		fn.compile(fn.isVariadic() ? "clojure/lang/RestFn" : "clojure/lang/AFunction",null,fn.onceOnly);
  1.3222 +		fn.getCompiledClass();
  1.3223 +
  1.3224 +		if(origForm instanceof IObj && ((IObj) origForm).meta() != null)
  1.3225 +			return new MetaExpr(fn, (MapExpr) MapExpr
  1.3226 +					.parse(context == C.EVAL ? context : C.EXPRESSION, ((IObj) origForm).meta()));
  1.3227 +		else
  1.3228 +			return fn;
  1.3229 +	}
  1.3230 +
  1.3231 +	public final ObjMethod variadicMethod(){
  1.3232 +		return variadicMethod;
  1.3233 +	}
  1.3234 +
  1.3235 +	boolean isVariadic(){
  1.3236 +		return variadicMethod != null;
  1.3237 +	}
  1.3238 +
  1.3239 +	public final IPersistentCollection methods(){
  1.3240 +		return methods;
  1.3241 +	}
  1.3242 +}
  1.3243 +
  1.3244 +static public class ObjExpr implements Expr{
  1.3245 +	static final String CONST_PREFIX = "const__";
  1.3246 +	String name;
  1.3247 +	//String simpleName;
  1.3248 +	String internalName;
  1.3249 +	String thisName;
  1.3250 +	Type objtype;
  1.3251 +	public final Object tag;
  1.3252 +	//localbinding->itself
  1.3253 +	IPersistentMap closes = PersistentHashMap.EMPTY;
  1.3254 +    //localbndingexprs
  1.3255 +    IPersistentVector closesExprs = PersistentVector.EMPTY;
  1.3256 +	//symbols
  1.3257 +	IPersistentSet volatiles = PersistentHashSet.EMPTY;
  1.3258 +
  1.3259 +	//symbol->lb
  1.3260 +	IPersistentMap fields = null;
  1.3261 +
  1.3262 +	//Keyword->KeywordExpr
  1.3263 +	IPersistentMap keywords = PersistentHashMap.EMPTY;
  1.3264 +	IPersistentMap vars = PersistentHashMap.EMPTY;
  1.3265 +	Class compiledClass;
  1.3266 +	int line;
  1.3267 +	PersistentVector constants;
  1.3268 +	int constantsID;
  1.3269 +	int altCtorDrops = 0;
  1.3270 +
  1.3271 +	IPersistentVector keywordCallsites;
  1.3272 +	IPersistentVector protocolCallsites;
  1.3273 +	IPersistentVector varCallsites;
  1.3274 +	boolean onceOnly = false;
  1.3275 +
  1.3276 +	Object src;
  1.3277 +
  1.3278 +	final static Method voidctor = Method.getMethod("void <init>()");
  1.3279 +	protected IPersistentMap classMeta;
  1.3280 +
  1.3281 +	public final String name(){
  1.3282 +		return name;
  1.3283 +	}
  1.3284 +
  1.3285 +//	public final String simpleName(){
  1.3286 +//		return simpleName;
  1.3287 +//	}
  1.3288 +
  1.3289 +	public final String internalName(){
  1.3290 +		return internalName;
  1.3291 +	}
  1.3292 +
  1.3293 +	public final String thisName(){
  1.3294 +		return thisName;
  1.3295 +	}
  1.3296 +
  1.3297 +	public final Type objtype(){
  1.3298 +		return objtype;
  1.3299 +	}
  1.3300 +
  1.3301 +	public final IPersistentMap closes(){
  1.3302 +		return closes;
  1.3303 +	}
  1.3304 +
  1.3305 +	public final IPersistentMap keywords(){
  1.3306 +		return keywords;
  1.3307 +	}
  1.3308 +
  1.3309 +	public final IPersistentMap vars(){
  1.3310 +		return vars;
  1.3311 +	}
  1.3312 +
  1.3313 +	public final Class compiledClass(){
  1.3314 +		return compiledClass;
  1.3315 +	}
  1.3316 +
  1.3317 +	public final int line(){
  1.3318 +		return line;
  1.3319 +	}
  1.3320 +
  1.3321 +	public final PersistentVector constants(){
  1.3322 +		return constants;
  1.3323 +	}
  1.3324 +
  1.3325 +	public final int constantsID(){
  1.3326 +		return constantsID;
  1.3327 +	}
  1.3328 +
  1.3329 +	final static Method kwintern = Method.getMethod("clojure.lang.Keyword intern(String, String)");
  1.3330 +	final static Method symcreate = Method.getMethod("clojure.lang.Symbol create(String)");
  1.3331 +	final static Method varintern =
  1.3332 +			Method.getMethod("clojure.lang.Var intern(clojure.lang.Symbol, clojure.lang.Symbol)");
  1.3333 +
  1.3334 +	final static Type DYNAMIC_CLASSLOADER_TYPE = Type.getType(DynamicClassLoader.class);
  1.3335 +	final static Method getClassMethod = Method.getMethod("Class getClass()");
  1.3336 +	final static Method getClassLoaderMethod = Method.getMethod("ClassLoader getClassLoader()");
  1.3337 +	final static Method getConstantsMethod = Method.getMethod("Object[] getConstants(int)");
  1.3338 +	final static Method readStringMethod = Method.getMethod("Object readString(String)");
  1.3339 +
  1.3340 +	final static Type ILOOKUP_SITE_TYPE = Type.getType(ILookupSite.class);
  1.3341 +	final static Type ILOOKUP_THUNK_TYPE = Type.getType(ILookupThunk.class);
  1.3342 +	final static Type KEYWORD_LOOKUPSITE_TYPE = Type.getType(KeywordLookupSite.class);
  1.3343 +
  1.3344 +	private DynamicClassLoader loader;
  1.3345 +	private byte[] bytecode;
  1.3346 +
  1.3347 +	public ObjExpr(Object tag){
  1.3348 +		this.tag = tag;
  1.3349 +	}
  1.3350 +
  1.3351 +	static String trimGenID(String name){
  1.3352 +		int i = name.lastIndexOf("__");
  1.3353 +		return i==-1?name:name.substring(0,i);
  1.3354 +	}
  1.3355 +	
  1.3356 +
  1.3357 +
  1.3358 +	Type[] ctorTypes(){
  1.3359 +		IPersistentVector tv = isDeftype()?PersistentVector.EMPTY:RT.vector(IPERSISTENTMAP_TYPE);
  1.3360 +		for(ISeq s = RT.keys(closes); s != null; s = s.next())
  1.3361 +			{
  1.3362 +			LocalBinding lb = (LocalBinding) s.first();
  1.3363 +			if(lb.getPrimitiveType() != null)
  1.3364 +				tv = tv.cons(Type.getType(lb.getPrimitiveType()));
  1.3365 +			else
  1.3366 +				tv = tv.cons(OBJECT_TYPE);
  1.3367 +			}
  1.3368 +		Type[] ret = new Type[tv.count()];
  1.3369 +		for(int i = 0; i < tv.count(); i++)
  1.3370 +			ret[i] = (Type) tv.nth(i);
  1.3371 +		return ret;
  1.3372 +	}
  1.3373 +
  1.3374 +	void compile(String superName, String[] interfaceNames, boolean oneTimeUse) throws Exception{
  1.3375 +		//create bytecode for a class
  1.3376 +		//with name current_ns.defname[$letname]+
  1.3377 +		//anonymous fns get names fn__id
  1.3378 +		//derived from AFn/RestFn
  1.3379 +		if(keywordCallsites.count() > 0)
  1.3380 +			{
  1.3381 +			if(interfaceNames == null)
  1.3382 +				interfaceNames = new String[]{"clojure/lang/ILookupHost"};
  1.3383 +			else
  1.3384 +				{
  1.3385 +				String[] inames = new String[interfaceNames.length + 1];
  1.3386 +				System.arraycopy(interfaceNames,0,inames,0,interfaceNames.length);
  1.3387 +				inames[interfaceNames.length] =  "clojure/lang/ILookupHost";
  1.3388 +				interfaceNames = inames;
  1.3389 +				}
  1.3390 +			}
  1.3391 +		ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
  1.3392 +//		ClassWriter cw = new ClassWriter(0);
  1.3393 +		ClassVisitor cv = cw;
  1.3394 +//		ClassVisitor cv = new TraceClassVisitor(new CheckClassAdapter(cw), new PrintWriter(System.out));
  1.3395 +		//ClassVisitor cv = new TraceClassVisitor(cw, new PrintWriter(System.out));
  1.3396 +		cv.visit(V1_5, ACC_PUBLIC + ACC_SUPER + ACC_FINAL, internalName, null,superName,interfaceNames);
  1.3397 +//		         superName != null ? superName :
  1.3398 +//		         (isVariadic() ? "clojure/lang/RestFn" : "clojure/lang/AFunction"), null);
  1.3399 +		String source = (String) SOURCE.deref();
  1.3400 +		int lineBefore = (Integer) LINE_BEFORE.deref();
  1.3401 +		int lineAfter = (Integer) LINE_AFTER.deref() + 1;
  1.3402 +
  1.3403 +		if(source != null && SOURCE_PATH.deref() != null)
  1.3404 +			{
  1.3405 +			//cv.visitSource(source, null);
  1.3406 +			String smap = "SMAP\n" +
  1.3407 +			              ((source.lastIndexOf('.') > 0) ?
  1.3408 +			               source.substring(0, source.lastIndexOf('.'))
  1.3409 +			                :source)
  1.3410 +			                       //                      : simpleName)
  1.3411 +			              + ".java\n" +
  1.3412 +			              "Clojure\n" +
  1.3413 +			              "*S Clojure\n" +
  1.3414 +			              "*F\n" +
  1.3415 +			              "+ 1 " + source + "\n" +
  1.3416 +			              (String) SOURCE_PATH.deref() + "\n" +
  1.3417 +			              "*L\n" +
  1.3418 +			              String.format("%d#1,%d:%d\n", lineBefore, lineAfter - lineBefore, lineBefore) +
  1.3419 +			              "*E";
  1.3420 +			cv.visitSource(source, smap);
  1.3421 +			}
  1.3422 +		addAnnotation(cv, classMeta);
  1.3423 +		//static fields for constants
  1.3424 +		for(int i = 0; i < constants.count(); i++)
  1.3425 +			{
  1.3426 +			cv.visitField(ACC_PUBLIC + ACC_FINAL
  1.3427 +			              + ACC_STATIC, constantName(i), constantType(i).getDescriptor(),
  1.3428 +			              null, null);
  1.3429 +			}
  1.3430 +
  1.3431 +		//static fields for lookup sites
  1.3432 +		for(int i = 0; i < keywordCallsites.count(); i++)
  1.3433 +			{
  1.3434 +			cv.visitField(ACC_FINAL
  1.3435 +			              + ACC_STATIC, siteNameStatic(i), KEYWORD_LOOKUPSITE_TYPE.getDescriptor(),
  1.3436 +			              null, null);
  1.3437 +			cv.visitField(ACC_STATIC, thunkNameStatic(i), ILOOKUP_THUNK_TYPE.getDescriptor(),
  1.3438 +			              null, null);
  1.3439 +			}
  1.3440 +
  1.3441 +		for(int i=0;i<varCallsites.count();i++)
  1.3442 +			{
  1.3443 +			cv.visitField(ACC_PRIVATE + ACC_STATIC + ACC_FINAL
  1.3444 +					, varCallsiteName(i), IFN_TYPE.getDescriptor(), null, null);
  1.3445 +			}
  1.3446 +
  1.3447 +		//static init for constants, keywords and vars
  1.3448 +		GeneratorAdapter clinitgen = new GeneratorAdapter(ACC_PUBLIC + ACC_STATIC,
  1.3449 +		                                                  Method.getMethod("void <clinit> ()"),
  1.3450 +		                                                  null,
  1.3451 +		                                                  null,
  1.3452 +		                                                  cv);
  1.3453 +		clinitgen.visitCode();
  1.3454 +		clinitgen.visitLineNumber(line, clinitgen.mark());
  1.3455 +
  1.3456 +		if(constants.count() > 0)
  1.3457 +			{
  1.3458 +			emitConstants(clinitgen);
  1.3459 +			}
  1.3460 +
  1.3461 +		if(keywordCallsites.count() > 0)
  1.3462 +			emitKeywordCallsites(clinitgen);
  1.3463 +
  1.3464 +		for(int i=0;i<varCallsites.count();i++)
  1.3465 +			{
  1.3466 +			Label skipLabel = clinitgen.newLabel();
  1.3467 +			Label endLabel = clinitgen.newLabel();
  1.3468 +			Var var = (Var) varCallsites.nth(i);
  1.3469 +			clinitgen.push(var.ns.name.toString());
  1.3470 +			clinitgen.push(var.sym.toString());
  1.3471 +			clinitgen.invokeStatic(RT_TYPE, Method.getMethod("clojure.lang.Var var(String,String)"));
  1.3472 +			clinitgen.dup();
  1.3473 +			clinitgen.invokeVirtual(VAR_TYPE,Method.getMethod("boolean hasRoot()"));
  1.3474 +			clinitgen.ifZCmp(GeneratorAdapter.EQ,skipLabel);
  1.3475 +
  1.3476 +			clinitgen.invokeVirtual(VAR_TYPE,Method.getMethod("Object getRoot()"));
  1.3477 +            clinitgen.dup();
  1.3478 +            clinitgen.instanceOf(AFUNCTION_TYPE);
  1.3479 +            clinitgen.ifZCmp(GeneratorAdapter.EQ,skipLabel);
  1.3480 +			clinitgen.checkCast(IFN_TYPE);
  1.3481 +			clinitgen.putStatic(objtype, varCallsiteName(i), IFN_TYPE);
  1.3482 +			clinitgen.goTo(endLabel);
  1.3483 +
  1.3484 +			clinitgen.mark(skipLabel);
  1.3485 +			clinitgen.pop();
  1.3486 +
  1.3487 +			clinitgen.mark(endLabel);
  1.3488 +			}
  1.3489 +
  1.3490 +		clinitgen.returnValue();
  1.3491 +
  1.3492 +		clinitgen.endMethod();
  1.3493 +		if(!isDeftype())
  1.3494 +			{
  1.3495 +			cv.visitField(ACC_FINAL, "__meta", IPERSISTENTMAP_TYPE.getDescriptor(), null, null);
  1.3496 +			}
  1.3497 +		//instance fields for closed-overs
  1.3498 +		for(ISeq s = RT.keys(closes); s != null; s = s.next())
  1.3499 +			{
  1.3500 +			LocalBinding lb = (LocalBinding) s.first();
  1.3501 +			if(isDeftype())
  1.3502 +				{
  1.3503 +				int access = isVolatile(lb) ? ACC_VOLATILE :
  1.3504 +				             isMutable(lb) ? 0 :
  1.3505 +				             (ACC_PUBLIC + ACC_FINAL);
  1.3506 +				FieldVisitor fv;
  1.3507 +				if(lb.getPrimitiveType() != null)
  1.3508 +					fv = cv.visitField(access
  1.3509 +							, lb.name, Type.getType(lb.getPrimitiveType()).getDescriptor(),
  1.3510 +								  null, null);
  1.3511 +				else
  1.3512 +				//todo - when closed-overs are fields, use more specific types here and in ctor and emitLocal?
  1.3513 +					fv = cv.visitField(access
  1.3514 +							, lb.name, OBJECT_TYPE.getDescriptor(), null, null);
  1.3515 +				addAnnotation(fv, RT.meta(lb.sym));
  1.3516 +				}
  1.3517 +			else
  1.3518 +				{
  1.3519 +				//todo - only enable this non-private+writability for letfns where we need it
  1.3520 +				if(lb.getPrimitiveType() != null)
  1.3521 +					cv.visitField(0 + (isVolatile(lb) ? ACC_VOLATILE : 0)
  1.3522 +							, lb.name, Type.getType(lb.getPrimitiveType()).getDescriptor(),
  1.3523 +								  null, null);
  1.3524 +				else
  1.3525 +					cv.visitField(0 //+ (oneTimeUse ? 0 : ACC_FINAL)
  1.3526 +							, lb.name, OBJECT_TYPE.getDescriptor(), null, null);
  1.3527 +				}
  1.3528 +			}
  1.3529 +
  1.3530 +		//instance fields for callsites and thunks
  1.3531 +		for(int i=0;i<protocolCallsites.count();i++)
  1.3532 +			{
  1.3533 +			cv.visitField(ACC_PRIVATE, cachedClassName(i), CLASS_TYPE.getDescriptor(), null, null);
  1.3534 +			cv.visitField(ACC_PRIVATE, cachedProtoFnName(i), AFUNCTION_TYPE.getDescriptor(), null, null);
  1.3535 +			cv.visitField(ACC_PRIVATE, cachedProtoImplName(i), IFN_TYPE.getDescriptor(), null, null);			
  1.3536 +			}
  1.3537 +
  1.3538 +		//ctor that takes closed-overs and inits base + fields
  1.3539 +		Method m = new Method("<init>", Type.VOID_TYPE, ctorTypes());
  1.3540 +		GeneratorAdapter ctorgen = new GeneratorAdapter(ACC_PUBLIC,
  1.3541 +		                                                m,
  1.3542 +		                                                null,
  1.3543 +		                                                null,
  1.3544 +		                                                cv);
  1.3545 +		Label start = ctorgen.newLabel();
  1.3546 +		Label end = ctorgen.newLabel();
  1.3547 +		ctorgen.visitCode();
  1.3548 +		ctorgen.visitLineNumber(line, ctorgen.mark());
  1.3549 +		ctorgen.visitLabel(start);
  1.3550 +		ctorgen.loadThis();
  1.3551 +//		if(superName != null)
  1.3552 +			ctorgen.invokeConstructor(Type.getObjectType(superName), voidctor);
  1.3553 +//		else if(isVariadic()) //RestFn ctor takes reqArity arg
  1.3554 +//			{
  1.3555 +//			ctorgen.push(variadicMethod.reqParms.count());
  1.3556 +//			ctorgen.invokeConstructor(restFnType, restfnctor);
  1.3557 +//			}
  1.3558 +//		else
  1.3559 +//			ctorgen.invokeConstructor(aFnType, voidctor);
  1.3560 +		if(!isDeftype())
  1.3561 +			{
  1.3562 +			ctorgen.loadThis();
  1.3563 +			ctorgen.visitVarInsn(IPERSISTENTMAP_TYPE.getOpcode(Opcodes.ILOAD), 1);
  1.3564 +			ctorgen.putField(objtype, "__meta", IPERSISTENTMAP_TYPE);
  1.3565 +			}
  1.3566 +
  1.3567 +		int a = isDeftype()?1:2;
  1.3568 +		for(ISeq s = RT.keys(closes); s != null; s = s.next(), ++a)
  1.3569 +			{
  1.3570 +			LocalBinding lb = (LocalBinding) s.first();
  1.3571 +			ctorgen.loadThis();
  1.3572 +			Class primc = lb.getPrimitiveType();
  1.3573 +			if(primc != null)
  1.3574 +				{
  1.3575 +				ctorgen.visitVarInsn(Type.getType(primc).getOpcode(Opcodes.ILOAD), a);
  1.3576 +				ctorgen.putField(objtype, lb.name, Type.getType(primc));
  1.3577 +				if(primc == Long.TYPE || primc == Double.TYPE)
  1.3578 +					++a;
  1.3579 +				}
  1.3580 +			else
  1.3581 +				{
  1.3582 +				ctorgen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ILOAD), a);
  1.3583 +				ctorgen.putField(objtype, lb.name, OBJECT_TYPE);
  1.3584 +				}
  1.3585 +            closesExprs = closesExprs.cons(new LocalBindingExpr(lb, null));
  1.3586 +			}
  1.3587 +
  1.3588 +
  1.3589 +		ctorgen.visitLabel(end);
  1.3590 +
  1.3591 +		ctorgen.returnValue();
  1.3592 +
  1.3593 +		ctorgen.endMethod();
  1.3594 +
  1.3595 +		if(altCtorDrops > 0)
  1.3596 +			{
  1.3597 +					//ctor that takes closed-overs and inits base + fields
  1.3598 +			Type[] ctorTypes = ctorTypes();
  1.3599 +			Type[] altCtorTypes = new Type[ctorTypes.length-altCtorDrops];
  1.3600 +			for(int i=0;i<altCtorTypes.length;i++)
  1.3601 +				altCtorTypes[i] = ctorTypes[i];
  1.3602 +			Method alt = new Method("<init>", Type.VOID_TYPE, altCtorTypes);
  1.3603 +			ctorgen = new GeneratorAdapter(ACC_PUBLIC,
  1.3604 +															alt,
  1.3605 +															null,
  1.3606 +															null,
  1.3607 +															cv);
  1.3608 +			ctorgen.visitCode();
  1.3609 +			ctorgen.loadThis();
  1.3610 +			ctorgen.loadArgs();
  1.3611 +			for(int i=0;i<altCtorDrops;i++)
  1.3612 +				ctorgen.visitInsn(Opcodes.ACONST_NULL);
  1.3613 +
  1.3614 +			ctorgen.invokeConstructor(objtype, new Method("<init>", Type.VOID_TYPE, ctorTypes));
  1.3615 +
  1.3616 +			ctorgen.returnValue();
  1.3617 +			ctorgen.endMethod();
  1.3618 +			}
  1.3619 +
  1.3620 +		if(!isDeftype())
  1.3621 +			{
  1.3622 +					//ctor that takes closed-overs but not meta
  1.3623 +			Type[] ctorTypes = ctorTypes();
  1.3624 +			Type[] noMetaCtorTypes = new Type[ctorTypes.length-1];
  1.3625 +			for(int i=1;i<ctorTypes.length;i++)
  1.3626 +				noMetaCtorTypes[i-1] = ctorTypes[i];
  1.3627 +			Method alt = new Method("<init>", Type.VOID_TYPE, noMetaCtorTypes);
  1.3628 +			ctorgen = new GeneratorAdapter(ACC_PUBLIC,
  1.3629 +															alt,
  1.3630 +															null,
  1.3631 +															null,
  1.3632 +															cv);
  1.3633 +			ctorgen.visitCode();
  1.3634 +			ctorgen.loadThis();
  1.3635 +			ctorgen.visitInsn(Opcodes.ACONST_NULL);	//null meta
  1.3636 +			ctorgen.loadArgs();
  1.3637 +			ctorgen.invokeConstructor(objtype, new Method("<init>", Type.VOID_TYPE, ctorTypes));
  1.3638 +
  1.3639 +			ctorgen.returnValue();
  1.3640 +			ctorgen.endMethod();
  1.3641 +
  1.3642 +			//meta()
  1.3643 +			Method meth = Method.getMethod("clojure.lang.IPersistentMap meta()");
  1.3644 +
  1.3645 +			GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC,
  1.3646 +												meth,
  1.3647 +												null,
  1.3648 +												null,
  1.3649 +												cv);
  1.3650 +			gen.visitCode();
  1.3651 +			gen.loadThis();
  1.3652 +			gen.getField(objtype,"__meta",IPERSISTENTMAP_TYPE);
  1.3653 +
  1.3654 +			gen.returnValue();
  1.3655 +			gen.endMethod();
  1.3656 +
  1.3657 +			//withMeta()
  1.3658 +			meth = Method.getMethod("clojure.lang.IObj withMeta(clojure.lang.IPersistentMap)");
  1.3659 +
  1.3660 +			gen = new GeneratorAdapter(ACC_PUBLIC,
  1.3661 +												meth,
  1.3662 +												null,
  1.3663 +												null,
  1.3664 +												cv);
  1.3665 +			gen.visitCode();
  1.3666 +			gen.newInstance(objtype);
  1.3667 +			gen.dup();
  1.3668 +			gen.loadArg(0);
  1.3669 +
  1.3670 +			for(ISeq s = RT.keys(closes); s != null; s = s.next(), ++a)
  1.3671 +				{
  1.3672 +				LocalBinding lb = (LocalBinding) s.first();
  1.3673 +				gen.loadThis();
  1.3674 +				Class primc = lb.getPrimitiveType();
  1.3675 +				if(primc != null)
  1.3676 +					{
  1.3677 +					gen.getField(objtype, lb.name, Type.getType(primc));
  1.3678 +					}
  1.3679 +				else
  1.3680 +					{
  1.3681 +					gen.getField(objtype, lb.name, OBJECT_TYPE);
  1.3682 +					}
  1.3683 +				}
  1.3684 +
  1.3685 +			gen.invokeConstructor(objtype, new Method("<init>", Type.VOID_TYPE, ctorTypes));
  1.3686 +			gen.returnValue();
  1.3687 +			gen.endMethod();
  1.3688 +			}
  1.3689 +		
  1.3690 +		emitMethods(cv);
  1.3691 +
  1.3692 +		if(keywordCallsites.count() > 0)
  1.3693 +			{
  1.3694 +			Method meth = Method.getMethod("void swapThunk(int,clojure.lang.ILookupThunk)");
  1.3695 +
  1.3696 +			GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC,
  1.3697 +												meth,
  1.3698 +												null,
  1.3699 +												null,
  1.3700 +												cv);
  1.3701 +			gen.visitCode();
  1.3702 +			Label endLabel = gen.newLabel();
  1.3703 +
  1.3704 +			Label[] labels = new Label[keywordCallsites.count()];
  1.3705 +			for(int i = 0; i < keywordCallsites.count();i++)
  1.3706 +				{
  1.3707 +				labels[i] = gen.newLabel();
  1.3708 +				}
  1.3709 +			gen.loadArg(0);
  1.3710 +			gen.visitTableSwitchInsn(0,keywordCallsites.count()-1,endLabel,labels);
  1.3711 +
  1.3712 +			for(int i = 0; i < keywordCallsites.count();i++)
  1.3713 +				{
  1.3714 +				gen.mark(labels[i]);
  1.3715 +//				gen.loadThis();
  1.3716 +				gen.loadArg(1);
  1.3717 +				gen.putStatic(objtype, thunkNameStatic(i),ILOOKUP_THUNK_TYPE);
  1.3718 +				gen.goTo(endLabel);
  1.3719 +				}
  1.3720 +
  1.3721 +			gen.mark(endLabel);
  1.3722 +
  1.3723 +			gen.returnValue();
  1.3724 +			gen.endMethod();
  1.3725 +			}
  1.3726 +		
  1.3727 +		//end of class
  1.3728 +		cv.visitEnd();
  1.3729 +
  1.3730 +		bytecode = cw.toByteArray();
  1.3731 +		if(RT.booleanCast(COMPILE_FILES.deref()))
  1.3732 +			writeClassFile(internalName, bytecode);
  1.3733 +//		else
  1.3734 +//			getCompiledClass();
  1.3735 +	}
  1.3736 +
  1.3737 +	private void emitKeywordCallsites(GeneratorAdapter clinitgen){
  1.3738 +		for(int i=0;i<keywordCallsites.count();i++)
  1.3739 +			{
  1.3740 +			Keyword k = (Keyword) keywordCallsites.nth(i);
  1.3741 +			clinitgen.newInstance(KEYWORD_LOOKUPSITE_TYPE);
  1.3742 +			clinitgen.dup();
  1.3743 +			clinitgen.push(i);
  1.3744 +			emitValue(k,clinitgen);
  1.3745 +			clinitgen.invokeConstructor(KEYWORD_LOOKUPSITE_TYPE,
  1.3746 +			                            Method.getMethod("void <init>(int,clojure.lang.Keyword)"));
  1.3747 +			clinitgen.dup();
  1.3748 +			clinitgen.putStatic(objtype, siteNameStatic(i), KEYWORD_LOOKUPSITE_TYPE);
  1.3749 +			clinitgen.putStatic(objtype, thunkNameStatic(i), ILOOKUP_THUNK_TYPE);
  1.3750 +			}
  1.3751 +	}
  1.3752 +
  1.3753 +	protected void emitMethods(ClassVisitor gen){
  1.3754 +	}
  1.3755 +
  1.3756 +	void emitListAsObjectArray(Object value, GeneratorAdapter gen){
  1.3757 +		gen.push(((List) value).size());
  1.3758 +		gen.newArray(OBJECT_TYPE);
  1.3759 +		int i = 0;
  1.3760 +		for(Iterator it = ((List) value).iterator(); it.hasNext(); i++)
  1.3761 +			{
  1.3762 +			gen.dup();
  1.3763 +			gen.push(i);
  1.3764 +			emitValue(it.next(), gen);
  1.3765 +			gen.arrayStore(OBJECT_TYPE);
  1.3766 +			}
  1.3767 +	}
  1.3768 +
  1.3769 +	void emitValue(Object value, GeneratorAdapter gen){
  1.3770 +		boolean partial = true;
  1.3771 +		//System.out.println(value.getClass().toString());
  1.3772 +
  1.3773 +		if(value instanceof String)
  1.3774 +			{
  1.3775 +			gen.push((String) value);
  1.3776 +			}
  1.3777 +		else if(value instanceof Integer)
  1.3778 +			{
  1.3779 +			gen.push(((Integer) value).intValue());
  1.3780 +			gen.invokeStatic(Type.getType(Integer.class), Method.getMethod("Integer valueOf(int)"));
  1.3781 +			}
  1.3782 +		else if(value instanceof Double)
  1.3783 +				{
  1.3784 +				gen.push(((Double) value).doubleValue());
  1.3785 +				gen.invokeStatic(Type.getType(Double.class), Method.getMethod("Double valueOf(double)"));
  1.3786 +				}
  1.3787 +			else if(value instanceof Character)
  1.3788 +					{
  1.3789 +					gen.push(((Character) value).charValue());
  1.3790 +					gen.invokeStatic(Type.getType(Character.class), Method.getMethod("Character valueOf(char)"));
  1.3791 +					}
  1.3792 +				else if(value instanceof Class)
  1.3793 +						{
  1.3794 +                                                Class cc = (Class)value;
  1.3795 +                                                if(cc.isPrimitive())
  1.3796 +                                                        {
  1.3797 +                                                        Type bt;
  1.3798 +                                                        if ( cc == boolean.class ) bt = Type.getType(Boolean.class);
  1.3799 +                                                        else if ( cc == byte.class ) bt = Type.getType(Byte.class);
  1.3800 +                                                        else if ( cc == char.class ) bt = Type.getType(Character.class);
  1.3801 +                                                        else if ( cc == double.class ) bt = Type.getType(Double.class);
  1.3802 +                                                        else if ( cc == float.class ) bt = Type.getType(Float.class);
  1.3803 +                                                        else if ( cc == int.class ) bt = Type.getType(Integer.class);
  1.3804 +                                                        else if ( cc == long.class ) bt = Type.getType(Long.class);
  1.3805 +                                                        else if ( cc == short.class ) bt = Type.getType(Short.class);
  1.3806 +                                                        else throw new RuntimeException(
  1.3807 +                                                                "Can't embed unknown primitive in code: " + value);
  1.3808 +                                                        gen.getStatic( bt, "TYPE", Type.getType(Class.class) );
  1.3809 +                                                        }
  1.3810 +                                                else
  1.3811 +                                                        {
  1.3812 +                                                        gen.push(destubClassName(cc.getName()));
  1.3813 +                                                        gen.invokeStatic(Type.getType(Class.class), Method.getMethod("Class forName(String)"));
  1.3814 +                                                        }
  1.3815 +						}
  1.3816 +					else if(value instanceof Symbol)
  1.3817 +							{
  1.3818 +							gen.push(((Symbol) value).ns);
  1.3819 +							gen.push(((Symbol) value).name);
  1.3820 +							gen.invokeStatic(Type.getType(Symbol.class),
  1.3821 +							                 Method.getMethod("clojure.lang.Symbol create(String,String)"));
  1.3822 +							}
  1.3823 +						else if(value instanceof Keyword)
  1.3824 +								{
  1.3825 +								emitValue(((Keyword) value).sym, gen);
  1.3826 +								gen.invokeStatic(Type.getType(Keyword.class),
  1.3827 +								                 Method.getMethod("clojure.lang.Keyword intern(clojure.lang.Symbol)"));
  1.3828 +								}
  1.3829 +//						else if(value instanceof KeywordCallSite)
  1.3830 +//								{
  1.3831 +//								emitValue(((KeywordCallSite) value).k.sym, gen);
  1.3832 +//								gen.invokeStatic(Type.getType(KeywordCallSite.class),
  1.3833 +//								                 Method.getMethod("clojure.lang.KeywordCallSite create(clojure.lang.Symbol)"));
  1.3834 +//								}
  1.3835 +							else if(value instanceof Var)
  1.3836 +									{
  1.3837 +									Var var = (Var) value;
  1.3838 +									gen.push(var.ns.name.toString());
  1.3839 +									gen.push(var.sym.toString());
  1.3840 +									gen.invokeStatic(RT_TYPE, Method.getMethod("clojure.lang.Var var(String,String)"));
  1.3841 +									}
  1.3842 +								else if(value instanceof IPersistentMap)
  1.3843 +										{
  1.3844 +										List entries = new ArrayList();
  1.3845 +										for(Map.Entry entry : (Set<Map.Entry>) ((Map) value).entrySet())
  1.3846 +											{
  1.3847 +											entries.add(entry.getKey());
  1.3848 +											entries.add(entry.getValue());
  1.3849 +											}
  1.3850 +										emitListAsObjectArray(entries, gen);
  1.3851 +										gen.invokeStatic(RT_TYPE,
  1.3852 +										                 Method.getMethod("clojure.lang.IPersistentMap map(Object[])"));
  1.3853 +										}
  1.3854 +									else if(value instanceof IPersistentVector)
  1.3855 +											{
  1.3856 +											emitListAsObjectArray(value, gen);
  1.3857 +											gen.invokeStatic(RT_TYPE, Method.getMethod(
  1.3858 +													"clojure.lang.IPersistentVector vector(Object[])"));
  1.3859 +											}
  1.3860 +										else if(value instanceof ISeq || value instanceof IPersistentList)
  1.3861 +												{
  1.3862 +												emitListAsObjectArray(value, gen);
  1.3863 +												gen.invokeStatic(Type.getType(java.util.Arrays.class),
  1.3864 +												                 Method.getMethod("java.util.List asList(Object[])"));
  1.3865 +												gen.invokeStatic(Type.getType(PersistentList.class),
  1.3866 +												                 Method.getMethod(
  1.3867 +														                 "clojure.lang.IPersistentList create(java.util.List)"));
  1.3868 +												}
  1.3869 +											else
  1.3870 +												{
  1.3871 +												String cs = null;
  1.3872 +												try
  1.3873 +													{
  1.3874 +													cs = RT.printString(value);
  1.3875 +													//System.out.println("WARNING SLOW CODE: " + value.getClass() + " -> " + cs);
  1.3876 +													}
  1.3877 +												catch(Exception e)
  1.3878 +													{
  1.3879 +													throw new RuntimeException(
  1.3880 +															"Can't embed object in code, maybe print-dup not defined: " +
  1.3881 +															value);
  1.3882 +													}
  1.3883 +												if(cs.length() == 0)
  1.3884 +													throw new RuntimeException(
  1.3885 +															"Can't embed unreadable object in code: " + value);
  1.3886 +
  1.3887 +												if(cs.startsWith("#<"))
  1.3888 +													throw new RuntimeException(
  1.3889 +															"Can't embed unreadable object in code: " + cs);
  1.3890 +
  1.3891 +												gen.push(cs);
  1.3892 +												gen.invokeStatic(RT_TYPE, readStringMethod);
  1.3893 +												partial = false;
  1.3894 +												}
  1.3895 +
  1.3896 +		if(partial)
  1.3897 +			{
  1.3898 +			if(value instanceof IObj && RT.count(((IObj) value).meta()) > 0)
  1.3899 +				{
  1.3900 +				gen.checkCast(IOBJ_TYPE);
  1.3901 +				emitValue(((IObj) value).meta(), gen);
  1.3902 +				gen.checkCast(IPERSISTENTMAP_TYPE);
  1.3903 +				gen.invokeInterface(IOBJ_TYPE,
  1.3904 +				                    Method.getMethod("clojure.lang.IObj withMeta(clojure.lang.IPersistentMap)"));
  1.3905 +				}
  1.3906 +			}
  1.3907 +	}
  1.3908 +
  1.3909 +
  1.3910 +	void emitConstants(GeneratorAdapter clinitgen){
  1.3911 +		try
  1.3912 +			{
  1.3913 +			Var.pushThreadBindings(RT.map(RT.PRINT_DUP, RT.T));
  1.3914 +
  1.3915 +			for(int i = 0; i < constants.count(); i++)
  1.3916 +				{
  1.3917 +				emitValue(constants.nth(i), clinitgen);
  1.3918 +				clinitgen.checkCast(constantType(i));
  1.3919 +				clinitgen.putStatic(objtype, constantName(i), constantType(i));
  1.3920 +				}
  1.3921 +			}
  1.3922 +		finally
  1.3923 +			{
  1.3924 +			Var.popThreadBindings();
  1.3925 +			}
  1.3926 +	}
  1.3927 +
  1.3928 +	boolean isMutable(LocalBinding lb){
  1.3929 +		return isVolatile(lb) ||
  1.3930 +		       RT.booleanCast(RT.contains(fields, lb.sym)) &&
  1.3931 +		       RT.booleanCast(RT.get(lb.sym.meta(), Keyword.intern("unsynchronized-mutable")));
  1.3932 +	}
  1.3933 +
  1.3934 +	boolean isVolatile(LocalBinding lb){
  1.3935 +		return RT.booleanCast(RT.contains(fields, lb.sym)) &&
  1.3936 +		       RT.booleanCast(RT.get(lb.sym.meta(), Keyword.intern("volatile-mutable")));
  1.3937 +	}
  1.3938 +
  1.3939 +	boolean isDeftype(){
  1.3940 +		return fields != null;
  1.3941 +	}
  1.3942 +
  1.3943 +	void emitClearCloses(GeneratorAdapter gen){
  1.3944 +//		int a = 1;
  1.3945 +//		for(ISeq s = RT.keys(closes); s != null; s = s.next(), ++a)
  1.3946 +//			{
  1.3947 +//			LocalBinding lb = (LocalBinding) s.first();
  1.3948 +//			Class primc = lb.getPrimitiveType();
  1.3949 +//			if(primc == null)
  1.3950 +//				{
  1.3951 +//				gen.loadThis();
  1.3952 +//				gen.visitInsn(Opcodes.ACONST_NULL);
  1.3953 +//				gen.putField(objtype, lb.name, OBJECT_TYPE);
  1.3954 +//				}
  1.3955 +//			}
  1.3956 +	}
  1.3957 +
  1.3958 +	synchronized Class getCompiledClass(){
  1.3959 +		if(compiledClass == null)
  1.3960 +			try
  1.3961 +				{
  1.3962 +//				if(RT.booleanCast(COMPILE_FILES.deref()))
  1.3963 +//					compiledClass = RT.classForName(name);//loader.defineClass(name, bytecode);
  1.3964 +//				else
  1.3965 +					{
  1.3966 +					loader = (DynamicClassLoader) LOADER.deref();
  1.3967 +					compiledClass = loader.defineClass(name, bytecode, src);
  1.3968 +					}
  1.3969 +				}
  1.3970 +			catch(Exception e)
  1.3971 +				{
  1.3972 +				throw new RuntimeException(e);
  1.3973 +				}
  1.3974 +		return compiledClass;
  1.3975 +	}
  1.3976 +
  1.3977 +	public Object eval() throws Exception{
  1.3978 +		if(isDeftype())
  1.3979 +			return null;
  1.3980 +		return getCompiledClass().newInstance();
  1.3981 +	}
  1.3982 +
  1.3983 +	public void emitLetFnInits(GeneratorAdapter gen, ObjExpr objx, IPersistentSet letFnLocals){
  1.3984 +		//objx arg is enclosing objx, not this
  1.3985 +		gen.checkCast(objtype);
  1.3986 +
  1.3987 +		for(ISeq s = RT.keys(closes); s != null; s = s.next())
  1.3988 +			{
  1.3989 +			LocalBinding lb = (LocalBinding) s.first();
  1.3990 +			if(letFnLocals.contains(lb))
  1.3991 +				{
  1.3992 +				Class primc = lb.getPrimitiveType();
  1.3993 +				gen.dup();
  1.3994 +				if(primc != null)
  1.3995 +					{
  1.3996 +					objx.emitUnboxedLocal(gen, lb);
  1.3997 +					gen.putField(objtype, lb.name, Type.getType(primc));
  1.3998 +					}
  1.3999 +				else
  1.4000 +					{
  1.4001 +					objx.emitLocal(gen, lb, false);
  1.4002 +					gen.putField(objtype, lb.name, OBJECT_TYPE);
  1.4003 +					}
  1.4004 +				}
  1.4005 +			}
  1.4006 +		gen.pop();
  1.4007 +
  1.4008 +	}
  1.4009 +
  1.4010 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4011 +		//emitting a Fn means constructing an instance, feeding closed-overs from enclosing scope, if any
  1.4012 +		//objx arg is enclosing objx, not this
  1.4013 +//		getCompiledClass();
  1.4014 +		if(isDeftype())
  1.4015 +			{
  1.4016 +			gen.visitInsn(Opcodes.ACONST_NULL);
  1.4017 +			}
  1.4018 +		else
  1.4019 +			{
  1.4020 +			gen.newInstance(objtype);
  1.4021 +			gen.dup();
  1.4022 +			gen.visitInsn(Opcodes.ACONST_NULL);				
  1.4023 +			for(ISeq s = RT.seq(closesExprs); s != null; s = s.next())
  1.4024 +				{
  1.4025 +                LocalBindingExpr lbe = (LocalBindingExpr) s.first();
  1.4026 +				LocalBinding lb = lbe.b;
  1.4027 +				if(lb.getPrimitiveType() != null)
  1.4028 +					objx.emitUnboxedLocal(gen, lb);
  1.4029 +				else
  1.4030 +					objx.emitLocal(gen, lb, lbe.shouldClear);
  1.4031 +				}
  1.4032 +			gen.invokeConstructor(objtype, new Method("<init>", Type.VOID_TYPE, ctorTypes()));
  1.4033 +			}
  1.4034 +		if(context == C.STATEMENT)
  1.4035 +			gen.pop();
  1.4036 +	}
  1.4037 +
  1.4038 +	public boolean hasJavaClass() throws Exception{
  1.4039 +		return true;
  1.4040 +	}
  1.4041 +
  1.4042 +	public Class getJavaClass() throws Exception{
  1.4043 +		return (compiledClass != null) ? compiledClass
  1.4044 +			: (tag != null) ? HostExpr.tagToClass(tag)
  1.4045 +			: IFn.class;
  1.4046 +	}
  1.4047 +
  1.4048 +	public void emitAssignLocal(GeneratorAdapter gen, LocalBinding lb,Expr val){
  1.4049 +		if(!isMutable(lb))
  1.4050 +			throw new IllegalArgumentException("Cannot assign to non-mutable: " + lb.name);
  1.4051 +		Class primc = lb.getPrimitiveType();
  1.4052 +		gen.loadThis();
  1.4053 +		if(primc != null)
  1.4054 +			{
  1.4055 +			if(!(val instanceof MaybePrimitiveExpr && ((MaybePrimitiveExpr) val).canEmitPrimitive()))
  1.4056 +				throw new IllegalArgumentException("Must assign primitive to primitive mutable: " + lb.name);
  1.4057 +			MaybePrimitiveExpr me = (MaybePrimitiveExpr) val;
  1.4058 +			me.emitUnboxed(C.EXPRESSION, this, gen);
  1.4059 +			gen.putField(objtype, lb.name, Type.getType(primc));
  1.4060 +			}
  1.4061 +		else
  1.4062 +			{
  1.4063 +			val.emit(C.EXPRESSION, this, gen);
  1.4064 +			gen.putField(objtype, lb.name, OBJECT_TYPE);
  1.4065 +			}
  1.4066 +	}
  1.4067 +
  1.4068 +	private void emitLocal(GeneratorAdapter gen, LocalBinding lb, boolean clear){
  1.4069 +		if(closes.containsKey(lb))
  1.4070 +			{
  1.4071 +			Class primc = lb.getPrimitiveType();
  1.4072 +			gen.loadThis();
  1.4073 +			if(primc != null)
  1.4074 +				{
  1.4075 +				gen.getField(objtype, lb.name, Type.getType(primc));
  1.4076 +				HostExpr.emitBoxReturn(this, gen, primc);
  1.4077 +				}
  1.4078 +			else
  1.4079 +				{
  1.4080 +				gen.getField(objtype, lb.name, OBJECT_TYPE);
  1.4081 +				if(onceOnly && clear && lb.canBeCleared)
  1.4082 +					{
  1.4083 +					gen.loadThis();
  1.4084 +					gen.visitInsn(Opcodes.ACONST_NULL);
  1.4085 +					gen.putField(objtype, lb.name, OBJECT_TYPE);
  1.4086 +					}
  1.4087 +				}
  1.4088 +			}
  1.4089 +		else
  1.4090 +			{
  1.4091 +			Class primc = lb.getPrimitiveType();
  1.4092 +//            String rep = lb.sym.name + " " + lb.toString().substring(lb.toString().lastIndexOf('@'));
  1.4093 +			if(lb.isArg)
  1.4094 +				{
  1.4095 +				gen.loadArg(lb.idx-1);
  1.4096 +				if(primc != null)
  1.4097 +					HostExpr.emitBoxReturn(this, gen, primc);
  1.4098 +                else
  1.4099 +                    {
  1.4100 +                    if(clear && lb.canBeCleared)
  1.4101 +                        {
  1.4102 +//                        System.out.println("clear: " + rep);
  1.4103 +                        gen.visitInsn(Opcodes.ACONST_NULL);
  1.4104 +                        gen.storeArg(lb.idx - 1);
  1.4105 +                        }
  1.4106 +                    else
  1.4107 +                        {
  1.4108 +//                        System.out.println("use: " + rep);
  1.4109 +                        }
  1.4110 +                    }     
  1.4111 +				}
  1.4112 +			else
  1.4113 +				{
  1.4114 +				if(primc != null)
  1.4115 +					{
  1.4116 +					gen.visitVarInsn(Type.getType(primc).getOpcode(Opcodes.ILOAD), lb.idx);
  1.4117 +					HostExpr.emitBoxReturn(this, gen, primc);
  1.4118 +					}
  1.4119 +				else
  1.4120 +                    {
  1.4121 +					gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ILOAD), lb.idx);
  1.4122 +                    if(clear && lb.canBeCleared)
  1.4123 +                        {
  1.4124 +//                        System.out.println("clear: " + rep);
  1.4125 +                        gen.visitInsn(Opcodes.ACONST_NULL);
  1.4126 +                        gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), lb.idx);
  1.4127 +                        }
  1.4128 +                    else
  1.4129 +                        {
  1.4130 +//                        System.out.println("use: " + rep);
  1.4131 +                        }
  1.4132 +                    }
  1.4133 +				}
  1.4134 +			}
  1.4135 +	}
  1.4136 +
  1.4137 +	private void emitUnboxedLocal(GeneratorAdapter gen, LocalBinding lb){
  1.4138 +		Class primc = lb.getPrimitiveType();
  1.4139 +		if(closes.containsKey(lb))
  1.4140 +			{
  1.4141 +			gen.loadThis();
  1.4142 +			gen.getField(objtype, lb.name, Type.getType(primc));
  1.4143 +			}
  1.4144 +		else if(lb.isArg)
  1.4145 +			gen.loadArg(lb.idx-1);
  1.4146 +		else
  1.4147 +			gen.visitVarInsn(Type.getType(primc).getOpcode(Opcodes.ILOAD), lb.idx);
  1.4148 +	}
  1.4149 +
  1.4150 +	public void emitVar(GeneratorAdapter gen, Var var){
  1.4151 +		Integer i = (Integer) vars.valAt(var);
  1.4152 +		emitConstant(gen, i);
  1.4153 +		//gen.getStatic(fntype, munge(var.sym.toString()), VAR_TYPE);
  1.4154 +	}
  1.4155 +
  1.4156 +	public void emitKeyword(GeneratorAdapter gen, Keyword k){
  1.4157 +		Integer i = (Integer) keywords.valAt(k);
  1.4158 +		emitConstant(gen, i);
  1.4159 +//		gen.getStatic(fntype, munge(k.sym.toString()), KEYWORD_TYPE);
  1.4160 +	}
  1.4161 +
  1.4162 +	public void emitConstant(GeneratorAdapter gen, int id){
  1.4163 +		gen.getStatic(objtype, constantName(id), constantType(id));
  1.4164 +	}
  1.4165 +
  1.4166 +
  1.4167 +	String constantName(int id){
  1.4168 +		return CONST_PREFIX + id;
  1.4169 +	}
  1.4170 +
  1.4171 +	String siteName(int n){
  1.4172 +		return "__site__" + n;
  1.4173 +	}
  1.4174 +
  1.4175 +	String siteNameStatic(int n){
  1.4176 +		return siteName(n) + "__";
  1.4177 +	}
  1.4178 +
  1.4179 +	String thunkName(int n){
  1.4180 +		return "__thunk__" + n;
  1.4181 +	}
  1.4182 +
  1.4183 +	String cachedClassName(int n){
  1.4184 +		return "__cached_class__" + n;
  1.4185 +	}
  1.4186 +
  1.4187 +	String cachedProtoFnName(int n){
  1.4188 +		return "__cached_proto_fn__" + n;
  1.4189 +	}
  1.4190 +
  1.4191 +	String cachedProtoImplName(int n){
  1.4192 +		return "__cached_proto_impl__" + n;
  1.4193 +	}
  1.4194 +
  1.4195 +	String varCallsiteName(int n){
  1.4196 +		return "__var__callsite__" + n;
  1.4197 +	}
  1.4198 +
  1.4199 +	String thunkNameStatic(int n){
  1.4200 +		return thunkName(n) + "__";
  1.4201 +	}
  1.4202 +
  1.4203 +	Type constantType(int id){
  1.4204 +		Object o = constants.nth(id);
  1.4205 +		Class c = o.getClass();
  1.4206 +		if(Modifier.isPublic(c.getModifiers()))
  1.4207 +			{
  1.4208 +			//can't emit derived fn types due to visibility
  1.4209 +			if(LazySeq.class.isAssignableFrom(c))
  1.4210 +				return Type.getType(ISeq.class);
  1.4211 +			else if(c == Keyword.class)
  1.4212 +				return Type.getType(Keyword.class);
  1.4213 +//			else if(c == KeywordCallSite.class)
  1.4214 +//				return Type.getType(KeywordCallSite.class);
  1.4215 +			else if(RestFn.class.isAssignableFrom(c))
  1.4216 +				return Type.getType(RestFn.class);
  1.4217 +			else if(AFn.class.isAssignableFrom(c))
  1.4218 +					return Type.getType(AFn.class);
  1.4219 +				else if(c == Var.class)
  1.4220 +						return Type.getType(Var.class);
  1.4221 +					else if(c == String.class)
  1.4222 +							return Type.getType(String.class);
  1.4223 +
  1.4224 +//			return Type.getType(c);
  1.4225 +			}
  1.4226 +		return OBJECT_TYPE;
  1.4227 +	}
  1.4228 +
  1.4229 +}
  1.4230 +
  1.4231 +enum PATHTYPE {
  1.4232 +    PATH, BRANCH;
  1.4233 +}
  1.4234 +
  1.4235 +static class PathNode{
  1.4236 +    final PATHTYPE type;
  1.4237 +    final PathNode parent;
  1.4238 +
  1.4239 +    PathNode(PATHTYPE type, PathNode parent) {
  1.4240 +        this.type = type;
  1.4241 +        this.parent = parent;
  1.4242 +    }
  1.4243 +}
  1.4244 +
  1.4245 +static PathNode clearPathRoot(){
  1.4246 +    return (PathNode) CLEAR_ROOT.get();
  1.4247 +}
  1.4248 +    
  1.4249 +enum PSTATE{
  1.4250 +	REQ, REST, DONE
  1.4251 +}
  1.4252 +
  1.4253 +public static class FnMethod extends ObjMethod{
  1.4254 +	//localbinding->localbinding
  1.4255 +	PersistentVector reqParms = PersistentVector.EMPTY;
  1.4256 +	LocalBinding restParm = null;
  1.4257 +
  1.4258 +	public FnMethod(ObjExpr objx, ObjMethod parent){
  1.4259 +		super(objx, parent);
  1.4260 +	}
  1.4261 +
  1.4262 +	static FnMethod parse(ObjExpr objx, ISeq form) throws Exception{
  1.4263 +		//([args] body...)
  1.4264 +		IPersistentVector parms = (IPersistentVector) RT.first(form);
  1.4265 +		ISeq body = RT.next(form);
  1.4266 +		try
  1.4267 +			{
  1.4268 +			FnMethod method = new FnMethod(objx, (ObjMethod) METHOD.deref());
  1.4269 +			method.line = (Integer) LINE.deref();
  1.4270 +			//register as the current method and set up a new env frame
  1.4271 +            PathNode pnode =  (PathNode) CLEAR_PATH.get();
  1.4272 +			if(pnode == null)
  1.4273 +				pnode = new PathNode(PATHTYPE.PATH,null);
  1.4274 +			Var.pushThreadBindings(
  1.4275 +					RT.map(
  1.4276 +							METHOD, method,
  1.4277 +							LOCAL_ENV, LOCAL_ENV.deref(),
  1.4278 +							LOOP_LOCALS, null,
  1.4279 +							NEXT_LOCAL_NUM, 0
  1.4280 +                            ,CLEAR_PATH, pnode
  1.4281 +                            ,CLEAR_ROOT, pnode
  1.4282 +                            ,CLEAR_SITES, PersistentHashMap.EMPTY
  1.4283 +                        ));
  1.4284 +
  1.4285 +			//register 'this' as local 0
  1.4286 +			//registerLocal(THISFN, null, null);
  1.4287 +			if(objx.thisName != null)
  1.4288 +				registerLocal(Symbol.intern(objx.thisName), null, null,false);
  1.4289 +			else
  1.4290 +				getAndIncLocalNum();
  1.4291 +			PSTATE state = PSTATE.REQ;
  1.4292 +			PersistentVector argLocals = PersistentVector.EMPTY;
  1.4293 +			for(int i = 0; i < parms.count(); i++)
  1.4294 +				{
  1.4295 +				if(!(parms.nth(i) instanceof Symbol))
  1.4296 +					throw new IllegalArgumentException("fn params must be Symbols");
  1.4297 +				Symbol p = (Symbol) parms.nth(i);
  1.4298 +				if(p.getNamespace() != null)
  1.4299 +					throw new Exception("Can't use qualified name as parameter: " + p);
  1.4300 +				if(p.equals(_AMP_))
  1.4301 +					{
  1.4302 +					if(state == PSTATE.REQ)
  1.4303 +						state = PSTATE.REST;
  1.4304 +					else
  1.4305 +						throw new Exception("Invalid parameter list");
  1.4306 +					}
  1.4307 +
  1.4308 +				else
  1.4309 +					{
  1.4310 +					LocalBinding lb = registerLocal(p, state == PSTATE.REST ? ISEQ : tagOf(p), null,true);
  1.4311 +					argLocals = argLocals.cons(lb);
  1.4312 +					switch(state)
  1.4313 +						{
  1.4314 +						case REQ:
  1.4315 +							method.reqParms = method.reqParms.cons(lb);
  1.4316 +							break;
  1.4317 +						case REST:
  1.4318 +							method.restParm = lb;
  1.4319 +							state = PSTATE.DONE;
  1.4320 +							break;
  1.4321 +
  1.4322 +						default:
  1.4323 +							throw new Exception("Unexpected parameter");
  1.4324 +						}
  1.4325 +					}
  1.4326 +				}
  1.4327 +			if(method.reqParms.count() > MAX_POSITIONAL_ARITY)
  1.4328 +				throw new Exception("Can't specify more than " + MAX_POSITIONAL_ARITY + " params");
  1.4329 +			LOOP_LOCALS.set(argLocals);
  1.4330 +			method.argLocals = argLocals;
  1.4331 +			method.body = (new BodyExpr.Parser()).parse(C.RETURN, body);
  1.4332 +			return method;
  1.4333 +			}
  1.4334 +		finally
  1.4335 +			{
  1.4336 +			Var.popThreadBindings();
  1.4337 +			}
  1.4338 +	}
  1.4339 +
  1.4340 +	public final PersistentVector reqParms(){
  1.4341 +		return reqParms;
  1.4342 +	}
  1.4343 +
  1.4344 +	public final LocalBinding restParm(){
  1.4345 +		return restParm;
  1.4346 +	}
  1.4347 +
  1.4348 +	boolean isVariadic(){
  1.4349 +		return restParm != null;
  1.4350 +	}
  1.4351 +
  1.4352 +	int numParams(){
  1.4353 +		return reqParms.count() + (isVariadic() ? 1 : 0);
  1.4354 +	}
  1.4355 +
  1.4356 +	String getMethodName(){
  1.4357 +		return isVariadic()?"doInvoke":"invoke";
  1.4358 +	}
  1.4359 +
  1.4360 +	Type getReturnType(){
  1.4361 +		return OBJECT_TYPE;
  1.4362 +	}
  1.4363 +
  1.4364 +	Type[] getArgTypes(){
  1.4365 +		if(isVariadic() && reqParms.count() == MAX_POSITIONAL_ARITY)
  1.4366 +			{
  1.4367 +			Type[] ret = new Type[MAX_POSITIONAL_ARITY + 1];
  1.4368 +			for(int i = 0;i<MAX_POSITIONAL_ARITY + 1;i++)
  1.4369 +				ret[i] = OBJECT_TYPE;
  1.4370 +			return ret;
  1.4371 +			}
  1.4372 +		return  ARG_TYPES[numParams()];
  1.4373 +	}
  1.4374 +
  1.4375 +	void emitClearLocals(GeneratorAdapter gen){
  1.4376 +//		for(int i = 1; i < numParams() + 1; i++)
  1.4377 +//			{
  1.4378 +//			if(!localsUsedInCatchFinally.contains(i))
  1.4379 +//				{
  1.4380 +//				gen.visitInsn(Opcodes.ACONST_NULL);
  1.4381 +//				gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), i);
  1.4382 +//				}
  1.4383 +//			}
  1.4384 +//		for(int i = numParams() + 1; i < maxLocal + 1; i++)
  1.4385 +//			{
  1.4386 +//			if(!localsUsedInCatchFinally.contains(i))
  1.4387 +//				{
  1.4388 +//				LocalBinding b = (LocalBinding) RT.get(indexlocals, i);
  1.4389 +//				if(b == null || maybePrimitiveType(b.init) == null)
  1.4390 +//					{
  1.4391 +//					gen.visitInsn(Opcodes.ACONST_NULL);
  1.4392 +//					gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), i);
  1.4393 +//					}
  1.4394 +//				}
  1.4395 +//			}
  1.4396 +//		if(((FnExpr)objx).onceOnly)
  1.4397 +//			{
  1.4398 +//			objx.emitClearCloses(gen);
  1.4399 +//			}
  1.4400 +	}
  1.4401 +}
  1.4402 +
  1.4403 +abstract public static class ObjMethod{
  1.4404 +	//when closures are defined inside other closures,
  1.4405 +	//the closed over locals need to be propagated to the enclosing objx
  1.4406 +	public final ObjMethod parent;
  1.4407 +	//localbinding->localbinding
  1.4408 +	IPersistentMap locals = null;
  1.4409 +	//num->localbinding
  1.4410 +	IPersistentMap indexlocals = null;
  1.4411 +	Expr body = null;
  1.4412 +	ObjExpr objx;
  1.4413 +	PersistentVector argLocals;
  1.4414 +	int maxLocal = 0;
  1.4415 +	int line;
  1.4416 +	PersistentHashSet localsUsedInCatchFinally = PersistentHashSet.EMPTY;
  1.4417 +	protected IPersistentMap methodMeta;
  1.4418 +
  1.4419 +	public final IPersistentMap locals(){
  1.4420 +		return locals;
  1.4421 +	}
  1.4422 +
  1.4423 +	public final Expr body(){
  1.4424 +		return body;
  1.4425 +	}
  1.4426 +
  1.4427 +	public final ObjExpr objx(){
  1.4428 +		return objx;
  1.4429 +	}
  1.4430 +
  1.4431 +	public final PersistentVector argLocals(){
  1.4432 +		return argLocals;
  1.4433 +	}
  1.4434 +
  1.4435 +	public final int maxLocal(){
  1.4436 +		return maxLocal;
  1.4437 +	}
  1.4438 +
  1.4439 +	public final int line(){
  1.4440 +		return line;
  1.4441 +	}
  1.4442 +
  1.4443 +	public ObjMethod(ObjExpr objx, ObjMethod parent){
  1.4444 +		this.parent = parent;
  1.4445 +		this.objx = objx;
  1.4446 +	}
  1.4447 +
  1.4448 +	abstract int numParams();
  1.4449 +	abstract String getMethodName();
  1.4450 +	abstract Type getReturnType();
  1.4451 +	abstract Type[] getArgTypes();
  1.4452 +
  1.4453 +	public void emit(ObjExpr fn, ClassVisitor cv){
  1.4454 +		Method m = new Method(getMethodName(), getReturnType(), getArgTypes());
  1.4455 +
  1.4456 +		GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC,
  1.4457 +		                                            m,
  1.4458 +		                                            null,
  1.4459 +		                                            //todo don't hardwire this
  1.4460 +		                                            EXCEPTION_TYPES,
  1.4461 +		                                            cv);
  1.4462 +		gen.visitCode();
  1.4463 +		Label loopLabel = gen.mark();
  1.4464 +		gen.visitLineNumber(line, loopLabel);
  1.4465 +		try
  1.4466 +			{
  1.4467 +			Var.pushThreadBindings(RT.map(LOOP_LABEL, loopLabel, METHOD, this));
  1.4468 +			body.emit(C.RETURN, fn, gen);
  1.4469 +			Label end = gen.mark();
  1.4470 +			gen.visitLocalVariable("this", "Ljava/lang/Object;", null, loopLabel, end, 0);
  1.4471 +			for(ISeq lbs = argLocals.seq(); lbs != null; lbs = lbs.next())
  1.4472 +				{
  1.4473 +				LocalBinding lb = (LocalBinding) lbs.first();
  1.4474 +				gen.visitLocalVariable(lb.name, "Ljava/lang/Object;", null, loopLabel, end, lb.idx);
  1.4475 +				}
  1.4476 +			}
  1.4477 +		finally
  1.4478 +			{
  1.4479 +			Var.popThreadBindings();
  1.4480 +			}
  1.4481 +
  1.4482 +		gen.returnValue();
  1.4483 +		//gen.visitMaxs(1, 1);
  1.4484 +		gen.endMethod();
  1.4485 +	}
  1.4486 +
  1.4487 +    void emitClearLocals(GeneratorAdapter gen){
  1.4488 +    }
  1.4489 +    
  1.4490 +	void emitClearLocalsOld(GeneratorAdapter gen){
  1.4491 +		for(int i=0;i<argLocals.count();i++)
  1.4492 +			{
  1.4493 +			LocalBinding lb = (LocalBinding) argLocals.nth(i);
  1.4494 +			if(!localsUsedInCatchFinally.contains(lb.idx) && lb.getPrimitiveType() == null)
  1.4495 +				{
  1.4496 +				gen.visitInsn(Opcodes.ACONST_NULL);
  1.4497 +				gen.storeArg(lb.idx - 1);				
  1.4498 +				}
  1.4499 +
  1.4500 +			}
  1.4501 +//		for(int i = 1; i < numParams() + 1; i++)
  1.4502 +//			{
  1.4503 +//			if(!localsUsedInCatchFinally.contains(i))
  1.4504 +//				{
  1.4505 +//				gen.visitInsn(Opcodes.ACONST_NULL);
  1.4506 +//				gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), i);
  1.4507 +//				}
  1.4508 +//			}
  1.4509 +		for(int i = numParams() + 1; i < maxLocal + 1; i++)
  1.4510 +			{
  1.4511 +			if(!localsUsedInCatchFinally.contains(i))
  1.4512 +				{
  1.4513 +				LocalBinding b = (LocalBinding) RT.get(indexlocals, i);
  1.4514 +				if(b == null || maybePrimitiveType(b.init) == null)
  1.4515 +					{
  1.4516 +					gen.visitInsn(Opcodes.ACONST_NULL);
  1.4517 +					gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), i);
  1.4518 +					}
  1.4519 +				}
  1.4520 +			}
  1.4521 +	}
  1.4522 +}
  1.4523 +
  1.4524 +public static class LocalBinding{
  1.4525 +	public final Symbol sym;
  1.4526 +	public final Symbol tag;
  1.4527 +	public Expr init;
  1.4528 +	public final int idx;
  1.4529 +	public final String name;
  1.4530 +	public final boolean isArg;
  1.4531 +    public final PathNode clearPathRoot;
  1.4532 +	public boolean canBeCleared = true;
  1.4533 +
  1.4534 +    public LocalBinding(int num, Symbol sym, Symbol tag, Expr init, boolean isArg,PathNode clearPathRoot)
  1.4535 +                throws Exception{
  1.4536 +		if(maybePrimitiveType(init) != null && tag != null)
  1.4537 +			throw new UnsupportedOperationException("Can't type hint a local with a primitive initializer");
  1.4538 +		this.idx = num;
  1.4539 +		this.sym = sym;
  1.4540 +		this.tag = tag;
  1.4541 +		this.init = init;
  1.4542 +		this.isArg = isArg;
  1.4543 +        this.clearPathRoot = clearPathRoot;
  1.4544 +		name = munge(sym.name);
  1.4545 +	}
  1.4546 +
  1.4547 +	public boolean hasJavaClass() throws Exception{
  1.4548 +		if(init != null && init.hasJavaClass()
  1.4549 +		   && Util.isPrimitive(init.getJavaClass())
  1.4550 +		   && !(init instanceof MaybePrimitiveExpr))
  1.4551 +			return false;
  1.4552 +		return tag != null
  1.4553 +		       || (init != null && init.hasJavaClass());
  1.4554 +	}
  1.4555 +
  1.4556 +	public Class getJavaClass() throws Exception{
  1.4557 +		return tag != null ? HostExpr.tagToClass(tag)
  1.4558 +		                   : init.getJavaClass();
  1.4559 +	}
  1.4560 +
  1.4561 +	public Class getPrimitiveType(){
  1.4562 +		return maybePrimitiveType(init);
  1.4563 +	}
  1.4564 +}
  1.4565 +
  1.4566 +public static class LocalBindingExpr implements Expr, MaybePrimitiveExpr, AssignableExpr{
  1.4567 +	public final LocalBinding b;
  1.4568 +	public final Symbol tag;
  1.4569 +
  1.4570 +    public final PathNode clearPath;
  1.4571 +    public final PathNode clearRoot;
  1.4572 +    public boolean shouldClear = false;
  1.4573 +
  1.4574 +
  1.4575 +	public LocalBindingExpr(LocalBinding b, Symbol tag)
  1.4576 +            throws Exception{
  1.4577 +		if(b.getPrimitiveType() != null && tag != null)
  1.4578 +			throw new UnsupportedOperationException("Can't type hint a primitive local");
  1.4579 +		this.b = b;
  1.4580 +		this.tag = tag;
  1.4581 +
  1.4582 +        this.clearPath = (PathNode)CLEAR_PATH.get();
  1.4583 +        this.clearRoot = (PathNode)CLEAR_ROOT.get();
  1.4584 +        IPersistentCollection sites = (IPersistentCollection) RT.get(CLEAR_SITES.get(),b);
  1.4585 +
  1.4586 +        if(b.idx > 0)
  1.4587 +            {
  1.4588 +//            Object dummy;
  1.4589 +
  1.4590 +            if(sites != null)
  1.4591 +                {
  1.4592 +                for(ISeq s = sites.seq();s!=null;s = s.next())
  1.4593 +                    {
  1.4594 +                    LocalBindingExpr o = (LocalBindingExpr) s.first();
  1.4595 +                    PathNode common = commonPath(clearPath,o.clearPath);
  1.4596 +                    if(common != null && common.type == PATHTYPE.PATH)
  1.4597 +                        o.shouldClear = false;
  1.4598 +//                    else
  1.4599 +//                        dummy = null;
  1.4600 +                    }
  1.4601 +                }
  1.4602 +
  1.4603 +            if(clearRoot == b.clearPathRoot)
  1.4604 +                {
  1.4605 +                this.shouldClear = true;
  1.4606 +                sites = RT.conj(sites,this);
  1.4607 +                CLEAR_SITES.set(RT.assoc(CLEAR_SITES.get(), b, sites));
  1.4608 +                }
  1.4609 +//            else
  1.4610 +//                dummy = null;
  1.4611 +            }
  1.4612 + 	    }
  1.4613 +
  1.4614 +	public Object eval() throws Exception{
  1.4615 +		throw new UnsupportedOperationException("Can't eval locals");
  1.4616 +	}
  1.4617 +
  1.4618 +	public boolean canEmitPrimitive(){
  1.4619 +		return b.getPrimitiveType() != null;
  1.4620 +	}
  1.4621 +
  1.4622 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4623 +		objx.emitUnboxedLocal(gen, b);
  1.4624 +	}
  1.4625 +
  1.4626 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4627 +		if(context != C.STATEMENT)
  1.4628 +			objx.emitLocal(gen, b, shouldClear);
  1.4629 +	}
  1.4630 +
  1.4631 +	public Object evalAssign(Expr val) throws Exception{
  1.4632 +		throw new UnsupportedOperationException("Can't eval locals");
  1.4633 +	}
  1.4634 +
  1.4635 +	public void emitAssign(C context, ObjExpr objx, GeneratorAdapter gen, Expr val){
  1.4636 +		objx.emitAssignLocal(gen, b,val);
  1.4637 +		if(context != C.STATEMENT)
  1.4638 +			objx.emitLocal(gen, b, false);
  1.4639 +	}
  1.4640 +
  1.4641 +	public boolean hasJavaClass() throws Exception{
  1.4642 +		return tag != null || b.hasJavaClass();
  1.4643 +	}
  1.4644 +
  1.4645 +	public Class getJavaClass() throws Exception{
  1.4646 +		if(tag != null)
  1.4647 +			return HostExpr.tagToClass(tag);
  1.4648 +		return b.getJavaClass();
  1.4649 +	}
  1.4650 +
  1.4651 +
  1.4652 +}
  1.4653 +
  1.4654 +public static class BodyExpr implements Expr, MaybePrimitiveExpr{
  1.4655 +	PersistentVector exprs;
  1.4656 +
  1.4657 +	public final PersistentVector exprs(){
  1.4658 +		return exprs;
  1.4659 +	}
  1.4660 +
  1.4661 +	public BodyExpr(PersistentVector exprs){
  1.4662 +		this.exprs = exprs;
  1.4663 +	}
  1.4664 +
  1.4665 +	static class Parser implements IParser{
  1.4666 +		public Expr parse(C context, Object frms) throws Exception{
  1.4667 +			ISeq forms = (ISeq) frms;
  1.4668 +			if(Util.equals(RT.first(forms), DO))
  1.4669 +				forms = RT.next(forms);
  1.4670 +			PersistentVector exprs = PersistentVector.EMPTY;
  1.4671 +			for(; forms != null; forms = forms.next())
  1.4672 +				{
  1.4673 +				Expr e = (context != C.EVAL &&
  1.4674 +				          (context == C.STATEMENT || forms.next() != null)) ?
  1.4675 +				         analyze(C.STATEMENT, forms.first())
  1.4676 +				                                                            :
  1.4677 +				         analyze(context, forms.first());
  1.4678 +				exprs = exprs.cons(e);
  1.4679 +				}
  1.4680 +			if(exprs.count() == 0)
  1.4681 +				exprs = exprs.cons(NIL_EXPR);
  1.4682 +			return new BodyExpr(exprs);
  1.4683 +		}
  1.4684 +	}
  1.4685 +
  1.4686 +	public Object eval() throws Exception{
  1.4687 +		Object ret = null;
  1.4688 +		for(Object o : exprs)
  1.4689 +			{
  1.4690 +			Expr e = (Expr) o;
  1.4691 +			ret = e.eval();
  1.4692 +			}
  1.4693 +		return ret;
  1.4694 +	}
  1.4695 +
  1.4696 +	public boolean canEmitPrimitive(){
  1.4697 +		return lastExpr() instanceof MaybePrimitiveExpr && ((MaybePrimitiveExpr)lastExpr()).canEmitPrimitive();
  1.4698 +	}
  1.4699 +
  1.4700 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4701 +		for(int i = 0; i < exprs.count() - 1; i++)
  1.4702 +			{
  1.4703 +			Expr e = (Expr) exprs.nth(i);
  1.4704 +			e.emit(C.STATEMENT, objx, gen);
  1.4705 +			}
  1.4706 +		MaybePrimitiveExpr last = (MaybePrimitiveExpr) exprs.nth(exprs.count() - 1);
  1.4707 +		last.emitUnboxed(context, objx, gen);
  1.4708 +	}
  1.4709 +
  1.4710 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4711 +		for(int i = 0; i < exprs.count() - 1; i++)
  1.4712 +			{
  1.4713 +			Expr e = (Expr) exprs.nth(i);
  1.4714 +			e.emit(C.STATEMENT, objx, gen);
  1.4715 +			}
  1.4716 +		Expr last = (Expr) exprs.nth(exprs.count() - 1);
  1.4717 +		last.emit(context, objx, gen);
  1.4718 +	}
  1.4719 +
  1.4720 +	public boolean hasJavaClass() throws Exception{
  1.4721 +		return lastExpr().hasJavaClass();
  1.4722 +	}
  1.4723 +
  1.4724 +	public Class getJavaClass() throws Exception{
  1.4725 +		return lastExpr().getJavaClass();
  1.4726 +	}
  1.4727 +
  1.4728 +	private Expr lastExpr(){
  1.4729 +		return (Expr) exprs.nth(exprs.count() - 1);
  1.4730 +	}
  1.4731 +}
  1.4732 +
  1.4733 +public static class BindingInit{
  1.4734 +	LocalBinding binding;
  1.4735 +	Expr init;
  1.4736 +
  1.4737 +	public final LocalBinding binding(){
  1.4738 +		return binding;
  1.4739 +	}
  1.4740 +
  1.4741 +	public final Expr init(){
  1.4742 +		return init;
  1.4743 +	}
  1.4744 +
  1.4745 +	public BindingInit(LocalBinding binding, Expr init){
  1.4746 +		this.binding = binding;
  1.4747 +		this.init = init;
  1.4748 +	}
  1.4749 +}
  1.4750 +
  1.4751 +public static class LetFnExpr implements Expr{
  1.4752 +	public final PersistentVector bindingInits;
  1.4753 +	public final Expr body;
  1.4754 +
  1.4755 +	public LetFnExpr(PersistentVector bindingInits, Expr body){
  1.4756 +		this.bindingInits = bindingInits;
  1.4757 +		this.body = body;
  1.4758 +	}
  1.4759 +
  1.4760 +	static class Parser implements IParser{
  1.4761 +		public Expr parse(C context, Object frm) throws Exception{
  1.4762 +			ISeq form = (ISeq) frm;
  1.4763 +			//(letfns* [var (fn [args] body) ...] body...)
  1.4764 +			if(!(RT.second(form) instanceof IPersistentVector))
  1.4765 +				throw new IllegalArgumentException("Bad binding form, expected vector");
  1.4766 +
  1.4767 +			IPersistentVector bindings = (IPersistentVector) RT.second(form);
  1.4768 +			if((bindings.count() % 2) != 0)
  1.4769 +				throw new IllegalArgumentException("Bad binding form, expected matched symbol expression pairs");
  1.4770 +
  1.4771 +			ISeq body = RT.next(RT.next(form));
  1.4772 +
  1.4773 +			if(context == C.EVAL)
  1.4774 +				return analyze(context, RT.list(RT.list(FN, PersistentVector.EMPTY, form)));
  1.4775 +
  1.4776 +			IPersistentMap dynamicBindings = RT.map(LOCAL_ENV, LOCAL_ENV.deref(),
  1.4777 +			                                        NEXT_LOCAL_NUM, NEXT_LOCAL_NUM.deref());
  1.4778 +
  1.4779 +			try
  1.4780 +				{
  1.4781 +				Var.pushThreadBindings(dynamicBindings);
  1.4782 +
  1.4783 +				//pre-seed env (like Lisp labels)
  1.4784 +				PersistentVector lbs = PersistentVector.EMPTY;
  1.4785 +				for(int i = 0; i < bindings.count(); i += 2)
  1.4786 +					{
  1.4787 +					if(!(bindings.nth(i) instanceof Symbol))
  1.4788 +						throw new IllegalArgumentException(
  1.4789 +								"Bad binding form, expected symbol, got: " + bindings.nth(i));
  1.4790 +					Symbol sym = (Symbol) bindings.nth(i);
  1.4791 +					if(sym.getNamespace() != null)
  1.4792 +						throw new Exception("Can't let qualified name: " + sym);
  1.4793 +					LocalBinding lb = registerLocal(sym, tagOf(sym), null,false);
  1.4794 +					lb.canBeCleared = false;
  1.4795 +					lbs = lbs.cons(lb);
  1.4796 +					}
  1.4797 +				PersistentVector bindingInits = PersistentVector.EMPTY;
  1.4798 +				for(int i = 0; i < bindings.count(); i += 2)
  1.4799 +					{
  1.4800 +					Symbol sym = (Symbol) bindings.nth(i);
  1.4801 +					Expr init = analyze(C.EXPRESSION, bindings.nth(i + 1), sym.name);
  1.4802 +					LocalBinding lb = (LocalBinding) lbs.nth(i / 2);
  1.4803 +					lb.init = init;
  1.4804 +					BindingInit bi = new BindingInit(lb, init);
  1.4805 +					bindingInits = bindingInits.cons(bi);
  1.4806 +					}
  1.4807 +				return new LetFnExpr(bindingInits, (new BodyExpr.Parser()).parse(context, body));
  1.4808 +				}
  1.4809 +			finally
  1.4810 +				{
  1.4811 +				Var.popThreadBindings();
  1.4812 +				}
  1.4813 +		}
  1.4814 +	}
  1.4815 +
  1.4816 +	public Object eval() throws Exception{
  1.4817 +		throw new UnsupportedOperationException("Can't eval letfns");
  1.4818 +	}
  1.4819 +
  1.4820 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4821 +		for(int i = 0; i < bindingInits.count(); i++)
  1.4822 +			{
  1.4823 +			BindingInit bi = (BindingInit) bindingInits.nth(i);
  1.4824 +			gen.visitInsn(Opcodes.ACONST_NULL);
  1.4825 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), bi.binding.idx);
  1.4826 +			}
  1.4827 +
  1.4828 +		IPersistentSet lbset = PersistentHashSet.EMPTY;
  1.4829 +
  1.4830 +		for(int i = 0; i < bindingInits.count(); i++)
  1.4831 +			{
  1.4832 +			BindingInit bi = (BindingInit) bindingInits.nth(i);
  1.4833 +			lbset = (IPersistentSet) lbset.cons(bi.binding);
  1.4834 +			bi.init.emit(C.EXPRESSION, objx, gen);
  1.4835 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), bi.binding.idx);
  1.4836 +			}
  1.4837 +
  1.4838 +		for(int i = 0; i < bindingInits.count(); i++)
  1.4839 +			{
  1.4840 +			BindingInit bi = (BindingInit) bindingInits.nth(i);
  1.4841 +			ObjExpr fe = (ObjExpr) bi.init;
  1.4842 +			gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ILOAD), bi.binding.idx);
  1.4843 +			fe.emitLetFnInits(gen, objx, lbset);
  1.4844 +			}
  1.4845 +
  1.4846 +		Label loopLabel = gen.mark();
  1.4847 +
  1.4848 +		body.emit(context, objx, gen);
  1.4849 +
  1.4850 +		Label end = gen.mark();
  1.4851 +//		gen.visitLocalVariable("this", "Ljava/lang/Object;", null, loopLabel, end, 0);
  1.4852 +		for(ISeq bis = bindingInits.seq(); bis != null; bis = bis.next())
  1.4853 +			{
  1.4854 +			BindingInit bi = (BindingInit) bis.first();
  1.4855 +			String lname = bi.binding.name;
  1.4856 +			if(lname.endsWith("__auto__"))
  1.4857 +				lname += RT.nextID();
  1.4858 +			Class primc = maybePrimitiveType(bi.init);
  1.4859 +			if(primc != null)
  1.4860 +				gen.visitLocalVariable(lname, Type.getDescriptor(primc), null, loopLabel, end,
  1.4861 +				                       bi.binding.idx);
  1.4862 +			else
  1.4863 +				gen.visitLocalVariable(lname, "Ljava/lang/Object;", null, loopLabel, end, bi.binding.idx);
  1.4864 +			}
  1.4865 +	}
  1.4866 +
  1.4867 +	public boolean hasJavaClass() throws Exception{
  1.4868 +		return body.hasJavaClass();
  1.4869 +	}
  1.4870 +
  1.4871 +	public Class getJavaClass() throws Exception{
  1.4872 +		return body.getJavaClass();
  1.4873 +	}
  1.4874 +}
  1.4875 +
  1.4876 +public static class LetExpr implements Expr, MaybePrimitiveExpr{
  1.4877 +	public final PersistentVector bindingInits;
  1.4878 +	public final Expr body;
  1.4879 +	public final boolean isLoop;
  1.4880 +
  1.4881 +	public LetExpr(PersistentVector bindingInits, Expr body, boolean isLoop){
  1.4882 +		this.bindingInits = bindingInits;
  1.4883 +		this.body = body;
  1.4884 +		this.isLoop = isLoop;
  1.4885 +	}
  1.4886 +
  1.4887 +	static class Parser implements IParser{
  1.4888 +		public Expr parse(C context, Object frm) throws Exception{
  1.4889 +			ISeq form = (ISeq) frm;
  1.4890 +			//(let [var val var2 val2 ...] body...)
  1.4891 +			boolean isLoop = RT.first(form).equals(LOOP);
  1.4892 +			if(!(RT.second(form) instanceof IPersistentVector))
  1.4893 +				throw new IllegalArgumentException("Bad binding form, expected vector");
  1.4894 +
  1.4895 +			IPersistentVector bindings = (IPersistentVector) RT.second(form);
  1.4896 +			if((bindings.count() % 2) != 0)
  1.4897 +				throw new IllegalArgumentException("Bad binding form, expected matched symbol expression pairs");
  1.4898 +
  1.4899 +			ISeq body = RT.next(RT.next(form));
  1.4900 +
  1.4901 +			if(context == C.EVAL
  1.4902 +			   || (context == C.EXPRESSION && isLoop))
  1.4903 +				return analyze(context, RT.list(RT.list(FN, PersistentVector.EMPTY, form)));
  1.4904 +
  1.4905 +			IPersistentMap dynamicBindings = RT.map(LOCAL_ENV, LOCAL_ENV.deref(),
  1.4906 +			                                        NEXT_LOCAL_NUM, NEXT_LOCAL_NUM.deref());
  1.4907 +			if(isLoop)
  1.4908 +				dynamicBindings = dynamicBindings.assoc(LOOP_LOCALS, null);
  1.4909 +
  1.4910 +			try
  1.4911 +				{
  1.4912 +				Var.pushThreadBindings(dynamicBindings);
  1.4913 +
  1.4914 +				PersistentVector bindingInits = PersistentVector.EMPTY;
  1.4915 +				PersistentVector loopLocals = PersistentVector.EMPTY;
  1.4916 +				for(int i = 0; i < bindings.count(); i += 2)
  1.4917 +					{
  1.4918 +					if(!(bindings.nth(i) instanceof Symbol))
  1.4919 +						throw new IllegalArgumentException(
  1.4920 +								"Bad binding form, expected symbol, got: " + bindings.nth(i));
  1.4921 +					Symbol sym = (Symbol) bindings.nth(i);
  1.4922 +					if(sym.getNamespace() != null)
  1.4923 +						throw new Exception("Can't let qualified name: " + sym);
  1.4924 +					Expr init = analyze(C.EXPRESSION, bindings.nth(i + 1), sym.name);
  1.4925 +					//sequential enhancement of env (like Lisp let*)
  1.4926 +					LocalBinding lb = registerLocal(sym, tagOf(sym), init,false);
  1.4927 +					BindingInit bi = new BindingInit(lb, init);
  1.4928 +					bindingInits = bindingInits.cons(bi);
  1.4929 +
  1.4930 +					if(isLoop)
  1.4931 +						loopLocals = loopLocals.cons(lb);
  1.4932 +					}
  1.4933 +				if(isLoop)
  1.4934 +					LOOP_LOCALS.set(loopLocals);
  1.4935 +                Expr bodyExpr;
  1.4936 +                try {
  1.4937 +                    if(isLoop)
  1.4938 +                        {
  1.4939 +                        PathNode root = new PathNode(PATHTYPE.PATH, (PathNode) CLEAR_PATH.get());
  1.4940 +                        Var.pushThreadBindings(
  1.4941 +                            RT.map(CLEAR_PATH, new PathNode(PATHTYPE.PATH,root),
  1.4942 +                                   CLEAR_ROOT, new PathNode(PATHTYPE.PATH,root)));
  1.4943 +                        }
  1.4944 +                    bodyExpr = (new BodyExpr.Parser()).parse(isLoop ? C.RETURN : context, body);
  1.4945 +                    }
  1.4946 +                finally{
  1.4947 +                    if(isLoop)
  1.4948 +                       Var.popThreadBindings();
  1.4949 +                    }
  1.4950 +				return new LetExpr(bindingInits, bodyExpr,
  1.4951 +				                   isLoop);
  1.4952 +				}
  1.4953 +			finally
  1.4954 +				{
  1.4955 +				Var.popThreadBindings();
  1.4956 +				}
  1.4957 +		}
  1.4958 +	}
  1.4959 +
  1.4960 +	public Object eval() throws Exception{
  1.4961 +		throw new UnsupportedOperationException("Can't eval let/loop");
  1.4962 +	}
  1.4963 +
  1.4964 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4965 +		doEmit(context, objx, gen, false);
  1.4966 +	}
  1.4967 +
  1.4968 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.4969 +		doEmit(context, objx, gen, true);
  1.4970 +	}
  1.4971 +
  1.4972 +
  1.4973 +	public void doEmit(C context, ObjExpr objx, GeneratorAdapter gen, boolean emitUnboxed){
  1.4974 +		for(int i = 0; i < bindingInits.count(); i++)
  1.4975 +			{
  1.4976 +			BindingInit bi = (BindingInit) bindingInits.nth(i);
  1.4977 +			Class primc = maybePrimitiveType(bi.init);
  1.4978 +			if(primc != null)
  1.4979 +				{
  1.4980 +				((MaybePrimitiveExpr) bi.init).emitUnboxed(C.EXPRESSION, objx, gen);
  1.4981 +				gen.visitVarInsn(Type.getType(primc).getOpcode(Opcodes.ISTORE), bi.binding.idx);
  1.4982 +				}
  1.4983 +			else
  1.4984 +				{
  1.4985 +				bi.init.emit(C.EXPRESSION, objx, gen);
  1.4986 +				gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), bi.binding.idx);
  1.4987 +				}
  1.4988 +			}
  1.4989 +		Label loopLabel = gen.mark();
  1.4990 +		if(isLoop)
  1.4991 +			{
  1.4992 +			try
  1.4993 +				{
  1.4994 +				Var.pushThreadBindings(RT.map(LOOP_LABEL, loopLabel));
  1.4995 +				if(emitUnboxed)
  1.4996 +					((MaybePrimitiveExpr)body).emitUnboxed(context, objx, gen);
  1.4997 +				else
  1.4998 +					body.emit(context, objx, gen);
  1.4999 +				}
  1.5000 +			finally
  1.5001 +				{
  1.5002 +				Var.popThreadBindings();
  1.5003 +				}
  1.5004 +			}
  1.5005 +		else
  1.5006 +			{
  1.5007 +			if(emitUnboxed)
  1.5008 +				((MaybePrimitiveExpr)body).emitUnboxed(context, objx, gen);
  1.5009 +			else
  1.5010 +				body.emit(context, objx, gen);
  1.5011 +			}
  1.5012 +		Label end = gen.mark();
  1.5013 +//		gen.visitLocalVariable("this", "Ljava/lang/Object;", null, loopLabel, end, 0);
  1.5014 +		for(ISeq bis = bindingInits.seq(); bis != null; bis = bis.next())
  1.5015 +			{
  1.5016 +			BindingInit bi = (BindingInit) bis.first();
  1.5017 +			String lname = bi.binding.name;
  1.5018 +			if(lname.endsWith("__auto__"))
  1.5019 +				lname += RT.nextID();
  1.5020 +			Class primc = maybePrimitiveType(bi.init);
  1.5021 +			if(primc != null)
  1.5022 +				gen.visitLocalVariable(lname, Type.getDescriptor(primc), null, loopLabel, end,
  1.5023 +				                       bi.binding.idx);
  1.5024 +			else
  1.5025 +				gen.visitLocalVariable(lname, "Ljava/lang/Object;", null, loopLabel, end, bi.binding.idx);
  1.5026 +			}
  1.5027 +	}
  1.5028 +
  1.5029 +	public boolean hasJavaClass() throws Exception{
  1.5030 +		return body.hasJavaClass();
  1.5031 +	}
  1.5032 +
  1.5033 +	public Class getJavaClass() throws Exception{
  1.5034 +		return body.getJavaClass();
  1.5035 +	}
  1.5036 +
  1.5037 +	public boolean canEmitPrimitive(){
  1.5038 +		return body instanceof MaybePrimitiveExpr && ((MaybePrimitiveExpr)body).canEmitPrimitive();
  1.5039 +	}
  1.5040 +
  1.5041 +}
  1.5042 +
  1.5043 +public static class RecurExpr implements Expr{
  1.5044 +	public final IPersistentVector args;
  1.5045 +	public final IPersistentVector loopLocals;
  1.5046 +
  1.5047 +	public RecurExpr(IPersistentVector loopLocals, IPersistentVector args){
  1.5048 +		this.loopLocals = loopLocals;
  1.5049 +		this.args = args;
  1.5050 +	}
  1.5051 +
  1.5052 +	public Object eval() throws Exception{
  1.5053 +		throw new UnsupportedOperationException("Can't eval recur");
  1.5054 +	}
  1.5055 +
  1.5056 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.5057 +		Label loopLabel = (Label) LOOP_LABEL.deref();
  1.5058 +		if(loopLabel == null)
  1.5059 +			throw new IllegalStateException();
  1.5060 +		for(int i = 0; i < loopLocals.count(); i++)
  1.5061 +			{
  1.5062 +			LocalBinding lb = (LocalBinding) loopLocals.nth(i);
  1.5063 +			Expr arg = (Expr) args.nth(i);
  1.5064 +			if(lb.getPrimitiveType() != null)
  1.5065 +				{
  1.5066 +				Class primc = lb.getPrimitiveType();
  1.5067 +				try
  1.5068 +					{
  1.5069 +					if(!(arg instanceof MaybePrimitiveExpr && arg.hasJavaClass() && arg.getJavaClass() == primc))
  1.5070 +						throw new IllegalArgumentException("recur arg for primitive local: " +
  1.5071 +						                                   lb.name + " must be matching primitive");
  1.5072 +					}
  1.5073 +				catch(Exception e)
  1.5074 +					{
  1.5075 +					throw new RuntimeException(e);
  1.5076 +					}
  1.5077 +				((MaybePrimitiveExpr) arg).emitUnboxed(C.EXPRESSION, objx, gen);
  1.5078 +				}
  1.5079 +			else
  1.5080 +				{
  1.5081 +				arg.emit(C.EXPRESSION, objx, gen);
  1.5082 +				}
  1.5083 +			}
  1.5084 +
  1.5085 +		for(int i = loopLocals.count() - 1; i >= 0; i--)
  1.5086 +			{
  1.5087 +			LocalBinding lb = (LocalBinding) loopLocals.nth(i);
  1.5088 +			Class primc = lb.getPrimitiveType();
  1.5089 +			if(lb.isArg)
  1.5090 +				gen.storeArg(lb.idx-1);
  1.5091 +			else
  1.5092 +				{
  1.5093 +				if(primc != null)
  1.5094 +					gen.visitVarInsn(Type.getType(primc).getOpcode(Opcodes.ISTORE), lb.idx);
  1.5095 +				else
  1.5096 +					gen.visitVarInsn(OBJECT_TYPE.getOpcode(Opcodes.ISTORE), lb.idx);
  1.5097 +				}
  1.5098 +			}
  1.5099 +
  1.5100 +		gen.goTo(loopLabel);
  1.5101 +	}
  1.5102 +
  1.5103 +	public boolean hasJavaClass() throws Exception{
  1.5104 +		return true;
  1.5105 +	}
  1.5106 +
  1.5107 +	public Class getJavaClass() throws Exception{
  1.5108 +		return null;
  1.5109 +	}
  1.5110 +
  1.5111 +	static class Parser implements IParser{
  1.5112 +		public Expr parse(C context, Object frm) throws Exception{
  1.5113 +			ISeq form = (ISeq) frm;
  1.5114 +			IPersistentVector loopLocals = (IPersistentVector) LOOP_LOCALS.deref();
  1.5115 +			if(context != C.RETURN || loopLocals == null)
  1.5116 +				throw new UnsupportedOperationException("Can only recur from tail position");
  1.5117 +			if(IN_CATCH_FINALLY.deref() != null)
  1.5118 +				throw new UnsupportedOperationException("Cannot recur from catch/finally");
  1.5119 +			PersistentVector args = PersistentVector.EMPTY;
  1.5120 +			for(ISeq s = RT.seq(form.next()); s != null; s = s.next())
  1.5121 +				{
  1.5122 +				args = args.cons(analyze(C.EXPRESSION, s.first()));
  1.5123 +				}
  1.5124 +			if(args.count() != loopLocals.count())
  1.5125 +				throw new IllegalArgumentException(
  1.5126 +						String.format("Mismatched argument count to recur, expected: %d args, got: %d",
  1.5127 +						              loopLocals.count(), args.count()));
  1.5128 +			return new RecurExpr(loopLocals, args);
  1.5129 +		}
  1.5130 +	}
  1.5131 +}
  1.5132 +
  1.5133 +private static LocalBinding registerLocal(Symbol sym, Symbol tag, Expr init, boolean isArg) throws Exception{
  1.5134 +	int num = getAndIncLocalNum();
  1.5135 +	LocalBinding b = new LocalBinding(num, sym, tag, init, isArg, clearPathRoot());
  1.5136 +	IPersistentMap localsMap = (IPersistentMap) LOCAL_ENV.deref();
  1.5137 +	LOCAL_ENV.set(RT.assoc(localsMap, b.sym, b));
  1.5138 +	ObjMethod method = (ObjMethod) METHOD.deref();
  1.5139 +	method.locals = (IPersistentMap) RT.assoc(method.locals, b, b);
  1.5140 +	method.indexlocals = (IPersistentMap) RT.assoc(method.indexlocals, num, b);
  1.5141 +	return b;
  1.5142 +}
  1.5143 +
  1.5144 +private static int getAndIncLocalNum(){
  1.5145 +	int num = ((Number) NEXT_LOCAL_NUM.deref()).intValue();
  1.5146 +	ObjMethod m = (ObjMethod) METHOD.deref();
  1.5147 +	if(num > m.maxLocal)
  1.5148 +		m.maxLocal = num;
  1.5149 +	NEXT_LOCAL_NUM.set(num + 1);
  1.5150 +	return num;
  1.5151 +}
  1.5152 +
  1.5153 +public static Expr analyze(C context, Object form) throws Exception{
  1.5154 +	return analyze(context, form, null);
  1.5155 +}
  1.5156 +
  1.5157 +private static Expr analyze(C context, Object form, String name) throws Exception{
  1.5158 +	//todo symbol macro expansion?
  1.5159 +	try
  1.5160 +		{
  1.5161 +		if(form instanceof LazySeq)
  1.5162 +			{
  1.5163 +			form = RT.seq(form);
  1.5164 +			if(form == null)
  1.5165 +				form = PersistentList.EMPTY;
  1.5166 +			}
  1.5167 +		if(form == null)
  1.5168 +			return NIL_EXPR;
  1.5169 +		else if(form == Boolean.TRUE)
  1.5170 +			return TRUE_EXPR;
  1.5171 +		else if(form == Boolean.FALSE)
  1.5172 +				return FALSE_EXPR;
  1.5173 +		Class fclass = form.getClass();
  1.5174 +		if(fclass == Symbol.class)
  1.5175 +			return analyzeSymbol((Symbol) form);
  1.5176 +		else if(fclass == Keyword.class)
  1.5177 +			return registerKeyword((Keyword) form);
  1.5178 +//	else if(form instanceof Num)
  1.5179 +//		return new NumExpr((Num) form);
  1.5180 +		else if(fclass == String.class)
  1.5181 +				return new StringExpr(((String) form).intern());
  1.5182 +//	else if(fclass == Character.class)
  1.5183 +//		return new CharExpr((Character) form);
  1.5184 +			else if(form instanceof IPersistentCollection && ((IPersistentCollection) form).count() == 0)
  1.5185 +					{
  1.5186 +					Expr ret = new EmptyExpr(form);
  1.5187 +					if(RT.meta(form) != null)
  1.5188 +						ret = new MetaExpr(ret, (MapExpr) MapExpr
  1.5189 +								.parse(context == C.EVAL ? context : C.EXPRESSION, ((IObj) form).meta()));
  1.5190 +					return ret;
  1.5191 +					}
  1.5192 +				else if(form instanceof ISeq)
  1.5193 +						return analyzeSeq(context, (ISeq) form, name);
  1.5194 +					else if(form instanceof IPersistentVector)
  1.5195 +							return VectorExpr.parse(context, (IPersistentVector) form);
  1.5196 +						else if(form instanceof IPersistentMap)
  1.5197 +								return MapExpr.parse(context, (IPersistentMap) form);
  1.5198 +							else if(form instanceof IPersistentSet)
  1.5199 +									return SetExpr.parse(context, (IPersistentSet) form);
  1.5200 +
  1.5201 +//	else
  1.5202 +		//throw new UnsupportedOperationException();
  1.5203 +		return new ConstantExpr(form);
  1.5204 +		}
  1.5205 +	catch(Throwable e)
  1.5206 +		{
  1.5207 +		if(!(e instanceof CompilerException))
  1.5208 +			throw new CompilerException((String) SOURCE.deref(), (Integer) LINE.deref(), e);
  1.5209 +		else
  1.5210 +			throw (CompilerException) e;
  1.5211 +		}
  1.5212 +}
  1.5213 +
  1.5214 +static public class CompilerException extends Exception{
  1.5215 +
  1.5216 +	public CompilerException(String source, int line, Throwable cause){
  1.5217 +		super(errorMsg(source, line, cause.toString()), cause);
  1.5218 +	}
  1.5219 +
  1.5220 +	public String toString(){
  1.5221 +		return getMessage();
  1.5222 +	}
  1.5223 +}
  1.5224 +
  1.5225 +static public Var isMacro(Object op) throws Exception{
  1.5226 +	//no local macros for now
  1.5227 +	if(op instanceof Symbol && referenceLocal((Symbol) op) != null)
  1.5228 +		return null;
  1.5229 +	if(op instanceof Symbol || op instanceof Var)
  1.5230 +		{
  1.5231 +		Var v = (op instanceof Var) ? (Var) op : lookupVar((Symbol) op, false);
  1.5232 +		if(v != null && v.isMacro())
  1.5233 +			{
  1.5234 +			if(v.ns != currentNS() && !v.isPublic())
  1.5235 +				throw new IllegalStateException("var: " + v + " is not public");
  1.5236 +			return v;
  1.5237 +			}
  1.5238 +		}
  1.5239 +	return null;
  1.5240 +}
  1.5241 +
  1.5242 +static public IFn isInline(Object op, int arity) throws Exception{
  1.5243 +	//no local inlines for now
  1.5244 +	if(op instanceof Symbol && referenceLocal((Symbol) op) != null)
  1.5245 +		return null;
  1.5246 +	if(op instanceof Symbol || op instanceof Var)
  1.5247 +		{
  1.5248 +		Var v = (op instanceof Var) ? (Var) op : lookupVar((Symbol) op, false);
  1.5249 +		if(v != null)
  1.5250 +			{
  1.5251 +			if(v.ns != currentNS() && !v.isPublic())
  1.5252 +				throw new IllegalStateException("var: " + v + " is not public");
  1.5253 +			IFn ret = (IFn) RT.get(v.meta(), inlineKey);
  1.5254 +			if(ret != null)
  1.5255 +				{
  1.5256 +				IFn arityPred = (IFn) RT.get(v.meta(), inlineAritiesKey);
  1.5257 +				if(arityPred == null || RT.booleanCast(arityPred.invoke(arity)))
  1.5258 +					return ret;
  1.5259 +				}
  1.5260 +			}
  1.5261 +		}
  1.5262 +	return null;
  1.5263 +}
  1.5264 +
  1.5265 +public static boolean namesStaticMember(Symbol sym){
  1.5266 +	return sym.ns != null && namespaceFor(sym) == null;
  1.5267 +}
  1.5268 +
  1.5269 +public static Object preserveTag(ISeq src, Object dst) {
  1.5270 +	Symbol tag = tagOf(src);
  1.5271 +	if (tag != null && dst instanceof IObj) {
  1.5272 +		IPersistentMap meta = RT.meta(dst);
  1.5273 +		return ((IObj) dst).withMeta((IPersistentMap) RT.assoc(meta, RT.TAG_KEY, tag));
  1.5274 +	}
  1.5275 +	return dst;
  1.5276 +}
  1.5277 +
  1.5278 +public static Object macroexpand1(Object x) throws Exception{
  1.5279 +	if(x instanceof ISeq)
  1.5280 +		{
  1.5281 +		ISeq form = (ISeq) x;
  1.5282 +		Object op = RT.first(form);
  1.5283 +		if(isSpecial(op))
  1.5284 +			return x;
  1.5285 +		//macro expansion
  1.5286 +		Var v = isMacro(op);
  1.5287 +		if(v != null)
  1.5288 +			{
  1.5289 +			return v.applyTo(RT.cons(form,RT.cons(LOCAL_ENV.get(),form.next())));
  1.5290 +			}
  1.5291 +		else
  1.5292 +			{
  1.5293 +			if(op instanceof Symbol)
  1.5294 +				{
  1.5295 +				Symbol sym = (Symbol) op;
  1.5296 +				String sname = sym.name;
  1.5297 +				//(.substring s 2 5) => (. s substring 2 5)
  1.5298 +				if(sym.name.charAt(0) == '.')
  1.5299 +					{
  1.5300 +					if(RT.length(form) < 2)
  1.5301 +						throw new IllegalArgumentException(
  1.5302 +								"Malformed member expression, expecting (.member target ...)");
  1.5303 +					Symbol meth = Symbol.intern(sname.substring(1));
  1.5304 +					Object target = RT.second(form);
  1.5305 +					if(HostExpr.maybeClass(target, false) != null)
  1.5306 +						{
  1.5307 +						target = ((IObj)RT.list(IDENTITY, target)).withMeta(RT.map(RT.TAG_KEY,CLASS));
  1.5308 +						}
  1.5309 +					return preserveTag(form, RT.listStar(DOT, target, meth, form.next().next()));
  1.5310 +					}
  1.5311 +				else if(namesStaticMember(sym))
  1.5312 +					{
  1.5313 +					Symbol target = Symbol.intern(sym.ns);
  1.5314 +					Class c = HostExpr.maybeClass(target, false);
  1.5315 +					if(c != null)
  1.5316 +						{
  1.5317 +						Symbol meth = Symbol.intern(sym.name);
  1.5318 +						return preserveTag(form, RT.listStar(DOT, target, meth, form.next()));
  1.5319 +						}
  1.5320 +					}
  1.5321 +				else
  1.5322 +					{
  1.5323 +					//(s.substring 2 5) => (. s substring 2 5)
  1.5324 +					//also (package.class.name ...) (. package.class name ...)
  1.5325 +					int idx = sname.lastIndexOf('.');
  1.5326 +//					if(idx > 0 && idx < sname.length() - 1)
  1.5327 +//						{
  1.5328 +//						Symbol target = Symbol.intern(sname.substring(0, idx));
  1.5329 +//						Symbol meth = Symbol.intern(sname.substring(idx + 1));
  1.5330 +//						return RT.listStar(DOT, target, meth, form.rest());
  1.5331 +//						}
  1.5332 +					//(StringBuilder. "foo") => (new StringBuilder "foo")	
  1.5333 +					//else 
  1.5334 +					if(idx == sname.length() - 1)
  1.5335 +						return RT.listStar(NEW, Symbol.intern(sname.substring(0, idx)), form.next());
  1.5336 +					}
  1.5337 +				}
  1.5338 +			}
  1.5339 +		}
  1.5340 +	return x;
  1.5341 +}
  1.5342 +
  1.5343 +static Object macroexpand(Object form) throws Exception{
  1.5344 +	Object exf = macroexpand1(form);
  1.5345 +	if(exf != form)
  1.5346 +		return macroexpand(exf);
  1.5347 +	return form;
  1.5348 +}
  1.5349 +
  1.5350 +private static Expr analyzeSeq(C context, ISeq form, String name) throws Exception{
  1.5351 +	Integer line = (Integer) LINE.deref();
  1.5352 +	if(RT.meta(form) != null && RT.meta(form).containsKey(RT.LINE_KEY))
  1.5353 +		line = (Integer) RT.meta(form).valAt(RT.LINE_KEY);
  1.5354 +	Var.pushThreadBindings(
  1.5355 +			RT.map(LINE, line));
  1.5356 +	try
  1.5357 +		{
  1.5358 +		Object me = macroexpand1(form);
  1.5359 +		if(me != form)
  1.5360 +			return analyze(context, me, name);
  1.5361 +
  1.5362 +		Object op = RT.first(form);
  1.5363 +		if(op == null)
  1.5364 +			throw new IllegalArgumentException("Can't call nil");
  1.5365 +		IFn inline = isInline(op, RT.count(RT.next(form)));
  1.5366 +		if(inline != null)
  1.5367 +			return analyze(context, preserveTag(form, inline.applyTo(RT.next(form))));
  1.5368 +		IParser p;
  1.5369 +		if(op.equals(FN))
  1.5370 +			return FnExpr.parse(context, form, name);
  1.5371 +		else if((p = (IParser) specials.valAt(op)) != null)
  1.5372 +			return p.parse(context, form);
  1.5373 +		else
  1.5374 +			return InvokeExpr.parse(context, form);
  1.5375 +		}
  1.5376 +	catch(Throwable e)
  1.5377 +		{
  1.5378 +		if(!(e instanceof CompilerException))
  1.5379 +			throw new CompilerException((String) SOURCE.deref(), (Integer) LINE.deref(), e);
  1.5380 +		else
  1.5381 +			throw (CompilerException) e;
  1.5382 +		}
  1.5383 +	finally
  1.5384 +		{
  1.5385 +		Var.popThreadBindings();
  1.5386 +		}
  1.5387 +}
  1.5388 +
  1.5389 +static String errorMsg(String source, int line, String s){
  1.5390 +	return String.format("%s (%s:%d)", s, source, line);
  1.5391 +}
  1.5392 +
  1.5393 +public static Object eval(Object form) throws Exception{
  1.5394 +	return eval(form, true);
  1.5395 +}
  1.5396 +
  1.5397 +public static Object eval(Object form, boolean freshLoader) throws Exception{
  1.5398 +	boolean createdLoader = false;
  1.5399 +	if(true)//!LOADER.isBound())
  1.5400 +		{
  1.5401 +		Var.pushThreadBindings(RT.map(LOADER, RT.makeClassLoader()));
  1.5402 +		createdLoader = true;
  1.5403 +		}
  1.5404 +	try
  1.5405 +		{
  1.5406 +		Integer line = (Integer) LINE.deref();
  1.5407 +		if(RT.meta(form) != null && RT.meta(form).containsKey(RT.LINE_KEY))
  1.5408 +			line = (Integer) RT.meta(form).valAt(RT.LINE_KEY);
  1.5409 +		Var.pushThreadBindings(RT.map(LINE, line));
  1.5410 +		try
  1.5411 +			{
  1.5412 +			form = macroexpand(form);
  1.5413 +			if(form instanceof IPersistentCollection && Util.equals(RT.first(form), DO))
  1.5414 +				{
  1.5415 +				ISeq s = RT.next(form);
  1.5416 +				for(; RT.next(s) != null; s = RT.next(s))
  1.5417 +					eval(RT.first(s),false);
  1.5418 +				return eval(RT.first(s),false);
  1.5419 +				}
  1.5420 +			else if(form instanceof IPersistentCollection
  1.5421 +			        && !(RT.first(form) instanceof Symbol
  1.5422 +			             && ((Symbol) RT.first(form)).name.startsWith("def")))
  1.5423 +				{
  1.5424 +				ObjExpr fexpr = (ObjExpr) analyze(C.EXPRESSION, RT.list(FN, PersistentVector.EMPTY, form),
  1.5425 +				                                  "eval" + RT.nextID());
  1.5426 +				IFn fn = (IFn) fexpr.eval();
  1.5427 +				return fn.invoke();
  1.5428 +				}
  1.5429 +			else
  1.5430 +				{
  1.5431 +				Expr expr = analyze(C.EVAL, form);
  1.5432 +				return expr.eval();
  1.5433 +				}
  1.5434 +			}
  1.5435 +		finally
  1.5436 +			{
  1.5437 +			Var.popThreadBindings();
  1.5438 +			}
  1.5439 +		}
  1.5440 +	catch(Throwable e)
  1.5441 +		{
  1.5442 +		if(!(e instanceof CompilerException))
  1.5443 +			throw new CompilerException((String) SOURCE.deref(), (Integer) LINE.deref(), e);
  1.5444 +		else
  1.5445 +			throw (CompilerException) e;
  1.5446 +		}
  1.5447 +	finally
  1.5448 +		{
  1.5449 +		if(createdLoader)
  1.5450 +			Var.popThreadBindings();
  1.5451 +		}
  1.5452 +}
  1.5453 +
  1.5454 +private static int registerConstant(Object o){
  1.5455 +	if(!CONSTANTS.isBound())
  1.5456 +		return -1;
  1.5457 +	PersistentVector v = (PersistentVector) CONSTANTS.deref();
  1.5458 +	IdentityHashMap<Object,Integer> ids = (IdentityHashMap<Object,Integer>) CONSTANT_IDS.deref();
  1.5459 +	Integer i = ids.get(o);
  1.5460 +	if(i != null)
  1.5461 +		return i;
  1.5462 +	CONSTANTS.set(RT.conj(v, o));
  1.5463 +	ids.put(o, v.count());
  1.5464 +	return v.count();
  1.5465 +}
  1.5466 +
  1.5467 +private static KeywordExpr registerKeyword(Keyword keyword){
  1.5468 +	if(!KEYWORDS.isBound())
  1.5469 +		return new KeywordExpr(keyword);
  1.5470 +
  1.5471 +	IPersistentMap keywordsMap = (IPersistentMap) KEYWORDS.deref();
  1.5472 +	Object id = RT.get(keywordsMap, keyword);
  1.5473 +	if(id == null)
  1.5474 +		{
  1.5475 +		KEYWORDS.set(RT.assoc(keywordsMap, keyword, registerConstant(keyword)));
  1.5476 +		}
  1.5477 +	return new KeywordExpr(keyword);
  1.5478 +//	KeywordExpr ke = (KeywordExpr) RT.get(keywordsMap, keyword);
  1.5479 +//	if(ke == null)
  1.5480 +//		KEYWORDS.set(RT.assoc(keywordsMap, keyword, ke = new KeywordExpr(keyword)));
  1.5481 +//	return ke;
  1.5482 +}
  1.5483 +
  1.5484 +private static int registerKeywordCallsite(Keyword keyword){
  1.5485 +	if(!KEYWORD_CALLSITES.isBound())
  1.5486 +		throw new IllegalAccessError("KEYWORD_CALLSITES is not bound");
  1.5487 +
  1.5488 +	IPersistentVector keywordCallsites = (IPersistentVector) KEYWORD_CALLSITES.deref();
  1.5489 +
  1.5490 +	keywordCallsites = keywordCallsites.cons(keyword);
  1.5491 +	KEYWORD_CALLSITES.set(keywordCallsites);
  1.5492 +	return keywordCallsites.count()-1;
  1.5493 +}
  1.5494 +
  1.5495 +private static int registerProtocolCallsite(Var v){
  1.5496 +	if(!PROTOCOL_CALLSITES.isBound())
  1.5497 +		throw new IllegalAccessError("PROTOCOL_CALLSITES is not bound");
  1.5498 +
  1.5499 +	IPersistentVector protocolCallsites = (IPersistentVector) PROTOCOL_CALLSITES.deref();
  1.5500 +
  1.5501 +	protocolCallsites = protocolCallsites.cons(v);
  1.5502 +	PROTOCOL_CALLSITES.set(protocolCallsites);
  1.5503 +	return protocolCallsites.count()-1;
  1.5504 +}
  1.5505 +
  1.5506 +private static int registerVarCallsite(Var v){
  1.5507 +	if(!VAR_CALLSITES.isBound())
  1.5508 +		throw new IllegalAccessError("VAR_CALLSITES is not bound");
  1.5509 +
  1.5510 +	IPersistentVector varCallsites = (IPersistentVector) VAR_CALLSITES.deref();
  1.5511 +
  1.5512 +	varCallsites = varCallsites.cons(v);
  1.5513 +	VAR_CALLSITES.set(varCallsites);
  1.5514 +	return varCallsites.count()-1;
  1.5515 +}
  1.5516 +
  1.5517 +static ISeq fwdPath(PathNode p1){
  1.5518 +    ISeq ret = null;
  1.5519 +    for(;p1 != null;p1 = p1.parent)
  1.5520 +        ret = RT.cons(p1,ret);
  1.5521 +    return ret;
  1.5522 +}
  1.5523 +
  1.5524 +static PathNode commonPath(PathNode n1, PathNode n2){
  1.5525 +    ISeq xp = fwdPath(n1);
  1.5526 +    ISeq yp = fwdPath(n2);
  1.5527 +    if(RT.first(xp) != RT.first(yp))
  1.5528 +        return null;
  1.5529 +    while(RT.second(xp) != null && RT.second(xp) == RT.second(yp))
  1.5530 +        {
  1.5531 +        xp = xp.next();
  1.5532 +        yp = yp.next();
  1.5533 +        }
  1.5534 +    return (PathNode) RT.first(xp);
  1.5535 +}
  1.5536 +
  1.5537 +static void addAnnotation(Object visitor, IPersistentMap meta){
  1.5538 +	try{
  1.5539 +	if(meta != null && ADD_ANNOTATIONS.isBound())
  1.5540 +		 ADD_ANNOTATIONS.invoke(visitor, meta);
  1.5541 +	}
  1.5542 +	catch (Exception e)
  1.5543 +		{
  1.5544 +		throw new RuntimeException(e);
  1.5545 +		}
  1.5546 +}
  1.5547 +
  1.5548 +static void addParameterAnnotation(Object visitor, IPersistentMap meta, int i){
  1.5549 +	try{
  1.5550 +	if(meta != null && ADD_ANNOTATIONS.isBound())
  1.5551 +		 ADD_ANNOTATIONS.invoke(visitor, meta, i);
  1.5552 +	}
  1.5553 +	catch (Exception e)
  1.5554 +		{
  1.5555 +		throw new RuntimeException(e);
  1.5556 +		}
  1.5557 +}
  1.5558 +
  1.5559 +private static Expr analyzeSymbol(Symbol sym) throws Exception{
  1.5560 +	Symbol tag = tagOf(sym);
  1.5561 +	if(sym.ns == null) //ns-qualified syms are always Vars
  1.5562 +		{
  1.5563 +		LocalBinding b = referenceLocal(sym);
  1.5564 +		if(b != null)
  1.5565 +            {
  1.5566 +            return new LocalBindingExpr(b, tag);
  1.5567 +            }
  1.5568 +		}
  1.5569 +	else
  1.5570 +		{
  1.5571 +		if(namespaceFor(sym) == null)
  1.5572 +			{
  1.5573 +			Symbol nsSym = Symbol.create(sym.ns);
  1.5574 +			Class c = HostExpr.maybeClass(nsSym, false);
  1.5575 +			if(c != null)
  1.5576 +				{
  1.5577 +				if(Reflector.getField(c, sym.name, true) != null)
  1.5578 +					return new StaticFieldExpr((Integer) LINE.deref(), c, sym.name, tag);
  1.5579 +				throw new Exception("Unable to find static field: " + sym.name + " in " + c);
  1.5580 +				}
  1.5581 +			}
  1.5582 +		}
  1.5583 +	//Var v = lookupVar(sym, false);
  1.5584 +//	Var v = lookupVar(sym, false);
  1.5585 +//	if(v != null)
  1.5586 +//		return new VarExpr(v, tag);
  1.5587 +	Object o = resolve(sym);
  1.5588 +	if(o instanceof Var)
  1.5589 +		{
  1.5590 +		Var v = (Var) o;
  1.5591 +		if(isMacro(v) != null)
  1.5592 +			throw new Exception("Can't take value of a macro: " + v);
  1.5593 +		registerVar(v);
  1.5594 +		return new VarExpr(v, tag);
  1.5595 +		}
  1.5596 +	else if(o instanceof Class)
  1.5597 +		return new ConstantExpr(o);
  1.5598 +	else if(o instanceof Symbol)
  1.5599 +			return new UnresolvedVarExpr((Symbol) o);
  1.5600 +
  1.5601 +	throw new Exception("Unable to resolve symbol: " + sym + " in this context");
  1.5602 +
  1.5603 +}
  1.5604 +
  1.5605 +static String destubClassName(String className){
  1.5606 +	//skip over prefix + '.' or '/'
  1.5607 +	if(className.startsWith(COMPILE_STUB_PREFIX))
  1.5608 +		return className.substring(COMPILE_STUB_PREFIX.length()+1);
  1.5609 +	return className;
  1.5610 +}
  1.5611 +
  1.5612 +static Type getType(Class c){
  1.5613 +	String descriptor = Type.getType(c).getDescriptor();
  1.5614 +	if(descriptor.startsWith("L"))
  1.5615 +		descriptor = "L" + destubClassName(descriptor.substring(1));
  1.5616 +	return Type.getType(descriptor);
  1.5617 +}
  1.5618 +
  1.5619 +static Object resolve(Symbol sym, boolean allowPrivate) throws Exception{
  1.5620 +	return resolveIn(currentNS(), sym, allowPrivate);
  1.5621 +}
  1.5622 +
  1.5623 +static Object resolve(Symbol sym) throws Exception{
  1.5624 +	return resolveIn(currentNS(), sym, false);
  1.5625 +}
  1.5626 +
  1.5627 +static Namespace namespaceFor(Symbol sym){
  1.5628 +	return namespaceFor(currentNS(), sym);
  1.5629 +}
  1.5630 +
  1.5631 +static Namespace namespaceFor(Namespace inns, Symbol sym){
  1.5632 +	//note, presumes non-nil sym.ns
  1.5633 +	// first check against currentNS' aliases...
  1.5634 +	Symbol nsSym = Symbol.create(sym.ns);
  1.5635 +	Namespace ns = inns.lookupAlias(nsSym);
  1.5636 +	if(ns == null)
  1.5637 +		{
  1.5638 +		// ...otherwise check the Namespaces map.
  1.5639 +		ns = Namespace.find(nsSym);
  1.5640 +		}
  1.5641 +	return ns;
  1.5642 +}
  1.5643 +
  1.5644 +static public Object resolveIn(Namespace n, Symbol sym, boolean allowPrivate) throws Exception{
  1.5645 +	//note - ns-qualified vars must already exist
  1.5646 +	if(sym.ns != null)
  1.5647 +		{
  1.5648 +		Namespace ns = namespaceFor(n, sym);
  1.5649 +		if(ns == null)
  1.5650 +			throw new Exception("No such namespace: " + sym.ns);
  1.5651 +
  1.5652 +		Var v = ns.findInternedVar(Symbol.create(sym.name));
  1.5653 +		if(v == null)
  1.5654 +			throw new Exception("No such var: " + sym);
  1.5655 +		else if(v.ns != currentNS() && !v.isPublic() && !allowPrivate)
  1.5656 +			throw new IllegalStateException("var: " + sym + " is not public");
  1.5657 +		return v;
  1.5658 +		}
  1.5659 +	else if(sym.name.indexOf('.') > 0 || sym.name.charAt(0) == '[')
  1.5660 +		{
  1.5661 +		return RT.classForName(sym.name);
  1.5662 +		}
  1.5663 +	else if(sym.equals(NS))
  1.5664 +			return RT.NS_VAR;
  1.5665 +		else if(sym.equals(IN_NS))
  1.5666 +				return RT.IN_NS_VAR;
  1.5667 +			else
  1.5668 +				{
  1.5669 +				if(Util.equals(sym,COMPILE_STUB_SYM.get()))
  1.5670 +					return COMPILE_STUB_CLASS.get();
  1.5671 +				Object o = n.getMapping(sym);
  1.5672 +				if(o == null)
  1.5673 +					{
  1.5674 +					if(RT.booleanCast(RT.ALLOW_UNRESOLVED_VARS.deref()))
  1.5675 +						{
  1.5676 +						return sym;
  1.5677 +						}
  1.5678 +					else
  1.5679 +						{
  1.5680 +						throw new Exception("Unable to resolve symbol: " + sym + " in this context");
  1.5681 +						}
  1.5682 +					}
  1.5683 +				return o;
  1.5684 +				}
  1.5685 +}
  1.5686 +
  1.5687 +
  1.5688 +static public Object maybeResolveIn(Namespace n, Symbol sym) throws Exception{
  1.5689 +	//note - ns-qualified vars must already exist
  1.5690 +	if(sym.ns != null)
  1.5691 +		{
  1.5692 +		Namespace ns = namespaceFor(n, sym);
  1.5693 +		if(ns == null)
  1.5694 +			return null;
  1.5695 +		Var v = ns.findInternedVar(Symbol.create(sym.name));
  1.5696 +		if(v == null)
  1.5697 +			return null;
  1.5698 +		return v;
  1.5699 +		}
  1.5700 +	else if(sym.name.indexOf('.') > 0 && !sym.name.endsWith(".") 
  1.5701 +			|| sym.name.charAt(0) == '[')
  1.5702 +		{
  1.5703 +		return RT.classForName(sym.name);
  1.5704 +		}
  1.5705 +	else if(sym.equals(NS))
  1.5706 +			return RT.NS_VAR;
  1.5707 +		else if(sym.equals(IN_NS))
  1.5708 +				return RT.IN_NS_VAR;
  1.5709 +			else
  1.5710 +				{
  1.5711 +				Object o = n.getMapping(sym);
  1.5712 +				return o;
  1.5713 +				}
  1.5714 +}
  1.5715 +
  1.5716 +
  1.5717 +static Var lookupVar(Symbol sym, boolean internNew) throws Exception{
  1.5718 +	Var var = null;
  1.5719 +
  1.5720 +	//note - ns-qualified vars in other namespaces must already exist
  1.5721 +	if(sym.ns != null)
  1.5722 +		{
  1.5723 +		Namespace ns = namespaceFor(sym);
  1.5724 +		if(ns == null)
  1.5725 +			return null;
  1.5726 +		//throw new Exception("No such namespace: " + sym.ns);
  1.5727 +		Symbol name = Symbol.create(sym.name);
  1.5728 +		if(internNew && ns == currentNS())
  1.5729 +			var = currentNS().intern(name);
  1.5730 +		else
  1.5731 +			var = ns.findInternedVar(name);
  1.5732 +		}
  1.5733 +	else if(sym.equals(NS))
  1.5734 +		var = RT.NS_VAR;
  1.5735 +	else if(sym.equals(IN_NS))
  1.5736 +			var = RT.IN_NS_VAR;
  1.5737 +		else
  1.5738 +			{
  1.5739 +			//is it mapped?
  1.5740 +			Object o = currentNS().getMapping(sym);
  1.5741 +			if(o == null)
  1.5742 +				{
  1.5743 +				//introduce a new var in the current ns
  1.5744 +				if(internNew)
  1.5745 +					var = currentNS().intern(Symbol.create(sym.name));
  1.5746 +				}
  1.5747 +			else if(o instanceof Var)
  1.5748 +				{
  1.5749 +				var = (Var) o;
  1.5750 +				}
  1.5751 +			else
  1.5752 +				{
  1.5753 +				throw new Exception("Expecting var, but " + sym + " is mapped to " + o);
  1.5754 +				}
  1.5755 +			}
  1.5756 +	if(var != null)
  1.5757 +		registerVar(var);
  1.5758 +	return var;
  1.5759 +}
  1.5760 +
  1.5761 +private static void registerVar(Var var) throws Exception{
  1.5762 +	if(!VARS.isBound())
  1.5763 +		return;
  1.5764 +	IPersistentMap varsMap = (IPersistentMap) VARS.deref();
  1.5765 +	Object id = RT.get(varsMap, var);
  1.5766 +	if(id == null)
  1.5767 +		{
  1.5768 +		VARS.set(RT.assoc(varsMap, var, registerConstant(var)));
  1.5769 +		}
  1.5770 +//	if(varsMap != null && RT.get(varsMap, var) == null)
  1.5771 +//		VARS.set(RT.assoc(varsMap, var, var));
  1.5772 +}
  1.5773 +
  1.5774 +static Namespace currentNS(){
  1.5775 +	return (Namespace) RT.CURRENT_NS.deref();
  1.5776 +}
  1.5777 +
  1.5778 +static void closeOver(LocalBinding b, ObjMethod method){
  1.5779 +	if(b != null && method != null)
  1.5780 +		{
  1.5781 +		if(RT.get(method.locals, b) == null)
  1.5782 +			{
  1.5783 +			method.objx.closes = (IPersistentMap) RT.assoc(method.objx.closes, b, b);
  1.5784 +			closeOver(b, method.parent);
  1.5785 +			}
  1.5786 +		else if(IN_CATCH_FINALLY.deref() != null)
  1.5787 +			{
  1.5788 +			method.localsUsedInCatchFinally = (PersistentHashSet) method.localsUsedInCatchFinally.cons(b.idx);
  1.5789 +			}
  1.5790 +		}
  1.5791 +}
  1.5792 +
  1.5793 +
  1.5794 +static LocalBinding referenceLocal(Symbol sym) throws Exception{
  1.5795 +	if(!LOCAL_ENV.isBound())
  1.5796 +		return null;
  1.5797 +	LocalBinding b = (LocalBinding) RT.get(LOCAL_ENV.deref(), sym);
  1.5798 +	if(b != null)
  1.5799 +		{
  1.5800 +		ObjMethod method = (ObjMethod) METHOD.deref();
  1.5801 +		closeOver(b, method);
  1.5802 +		}
  1.5803 +	return b;
  1.5804 +}
  1.5805 +
  1.5806 +private static Symbol tagOf(Object o){
  1.5807 +	Object tag = RT.get(RT.meta(o), RT.TAG_KEY);
  1.5808 +	if(tag instanceof Symbol)
  1.5809 +		return (Symbol) tag;
  1.5810 +	else if(tag instanceof String)
  1.5811 +		return Symbol.intern(null, (String) tag);
  1.5812 +	return null;
  1.5813 +}
  1.5814 +
  1.5815 +public static Object loadFile(String file) throws Exception{
  1.5816 +//	File fo = new File(file);
  1.5817 +//	if(!fo.exists())
  1.5818 +//		return null;
  1.5819 +
  1.5820 +	FileInputStream f = new FileInputStream(file);
  1.5821 +	try
  1.5822 +		{
  1.5823 +		return load(new InputStreamReader(f, RT.UTF8), new File(file).getAbsolutePath(), (new File(file)).getName());
  1.5824 +		}
  1.5825 +	finally
  1.5826 +		{
  1.5827 +		f.close();
  1.5828 +		}
  1.5829 +}
  1.5830 +
  1.5831 +public static Object load(Reader rdr) throws Exception{
  1.5832 +	return load(rdr, null, "NO_SOURCE_FILE");
  1.5833 +}
  1.5834 +
  1.5835 +public static Object load(Reader rdr, String sourcePath, String sourceName) throws Exception{
  1.5836 +	Object EOF = new Object();
  1.5837 +	Object ret = null;
  1.5838 +	LineNumberingPushbackReader pushbackReader =
  1.5839 +			(rdr instanceof LineNumberingPushbackReader) ? (LineNumberingPushbackReader) rdr :
  1.5840 +			new LineNumberingPushbackReader(rdr);
  1.5841 +	Var.pushThreadBindings(
  1.5842 +			RT.map(LOADER, RT.makeClassLoader(),
  1.5843 +			       SOURCE_PATH, sourcePath,
  1.5844 +			       SOURCE, sourceName,
  1.5845 +			       METHOD, null,
  1.5846 +			       LOCAL_ENV, null,
  1.5847 +					LOOP_LOCALS, null,
  1.5848 +					NEXT_LOCAL_NUM, 0,
  1.5849 +			       RT.CURRENT_NS, RT.CURRENT_NS.deref(),
  1.5850 +			       LINE_BEFORE, pushbackReader.getLineNumber(),
  1.5851 +			       LINE_AFTER, pushbackReader.getLineNumber()
  1.5852 +			));
  1.5853 +
  1.5854 +	try
  1.5855 +		{
  1.5856 +		for(Object r = LispReader.read(pushbackReader, false, EOF, false); r != EOF;
  1.5857 +		    r = LispReader.read(pushbackReader, false, EOF, false))
  1.5858 +			{
  1.5859 +			LINE_AFTER.set(pushbackReader.getLineNumber());
  1.5860 +			ret = eval(r,false);
  1.5861 +			LINE_BEFORE.set(pushbackReader.getLineNumber());
  1.5862 +			}
  1.5863 +		}
  1.5864 +	catch(LispReader.ReaderException e)
  1.5865 +		{
  1.5866 +		throw new CompilerException(sourceName, e.line, e.getCause());
  1.5867 +		}
  1.5868 +	finally
  1.5869 +		{
  1.5870 +		Var.popThreadBindings();
  1.5871 +		}
  1.5872 +	return ret;
  1.5873 +}
  1.5874 +
  1.5875 +static public void writeClassFile(String internalName, byte[] bytecode) throws Exception{
  1.5876 +	String genPath = (String) COMPILE_PATH.deref();
  1.5877 +	if(genPath == null)
  1.5878 +		throw new Exception("*compile-path* not set");
  1.5879 +	String[] dirs = internalName.split("/");
  1.5880 +	String p = genPath;
  1.5881 +	for(int i = 0; i < dirs.length - 1; i++)
  1.5882 +		{
  1.5883 +		p += File.separator + dirs[i];
  1.5884 +		(new File(p)).mkdir();
  1.5885 +		}
  1.5886 +	String path = genPath + File.separator + internalName + ".class";
  1.5887 +	File cf = new File(path);
  1.5888 +	cf.createNewFile();
  1.5889 +	FileOutputStream cfs = new FileOutputStream(cf);
  1.5890 +	try
  1.5891 +		{
  1.5892 +		cfs.write(bytecode);
  1.5893 +		cfs.flush();
  1.5894 +		cfs.getFD().sync();
  1.5895 +		}
  1.5896 +	finally
  1.5897 +		{
  1.5898 +		cfs.close();
  1.5899 +		}
  1.5900 +}
  1.5901 +
  1.5902 +public static void pushNS(){
  1.5903 +	Var.pushThreadBindings(PersistentHashMap.create(Var.intern(Symbol.create("clojure.core"),
  1.5904 +	                                                           Symbol.create("*ns*")), null));
  1.5905 +}
  1.5906 +
  1.5907 +public static ILookupThunk getLookupThunk(Object target, Keyword k){
  1.5908 +	return null;  //To change body of created methods use File | Settings | File Templates.
  1.5909 +}
  1.5910 +
  1.5911 +static void compile1(GeneratorAdapter gen, ObjExpr objx, Object form) throws Exception{
  1.5912 +	Integer line = (Integer) LINE.deref();
  1.5913 +	if(RT.meta(form) != null && RT.meta(form).containsKey(RT.LINE_KEY))
  1.5914 +		line = (Integer) RT.meta(form).valAt(RT.LINE_KEY);
  1.5915 +	Var.pushThreadBindings(
  1.5916 +			RT.map(LINE, line
  1.5917 +			       ,LOADER, RT.makeClassLoader()
  1.5918 +			));
  1.5919 +	try
  1.5920 +		{
  1.5921 +		form = macroexpand(form);
  1.5922 +		if(form instanceof IPersistentCollection && Util.equals(RT.first(form), DO))
  1.5923 +			{
  1.5924 +			for(ISeq s = RT.next(form); s != null; s = RT.next(s))
  1.5925 +				{
  1.5926 +				compile1(gen, objx, RT.first(s));
  1.5927 +				}
  1.5928 +			}
  1.5929 +		else
  1.5930 +			{
  1.5931 +			Expr expr = analyze(C.EVAL, form);
  1.5932 +			objx.keywords = (IPersistentMap) KEYWORDS.deref();
  1.5933 +			objx.vars = (IPersistentMap) VARS.deref();
  1.5934 +			objx.constants = (PersistentVector) CONSTANTS.deref();
  1.5935 +			expr.emit(C.EXPRESSION, objx, gen);
  1.5936 +			expr.eval();
  1.5937 +			}
  1.5938 +		}
  1.5939 +	finally
  1.5940 +		{
  1.5941 +		Var.popThreadBindings();
  1.5942 +		}
  1.5943 +}
  1.5944 +
  1.5945 +public static Object compile(Reader rdr, String sourcePath, String sourceName) throws Exception{
  1.5946 +	if(COMPILE_PATH.deref() == null)
  1.5947 +		throw new Exception("*compile-path* not set");
  1.5948 +
  1.5949 +	Object EOF = new Object();
  1.5950 +	Object ret = null;
  1.5951 +	LineNumberingPushbackReader pushbackReader =
  1.5952 +			(rdr instanceof LineNumberingPushbackReader) ? (LineNumberingPushbackReader) rdr :
  1.5953 +			new LineNumberingPushbackReader(rdr);
  1.5954 +	Var.pushThreadBindings(
  1.5955 +			RT.map(SOURCE_PATH, sourcePath,
  1.5956 +			       SOURCE, sourceName,
  1.5957 +			       METHOD, null,
  1.5958 +			       LOCAL_ENV, null,
  1.5959 +					LOOP_LOCALS, null,
  1.5960 +					NEXT_LOCAL_NUM, 0,
  1.5961 +			       RT.CURRENT_NS, RT.CURRENT_NS.deref(),
  1.5962 +			       LINE_BEFORE, pushbackReader.getLineNumber(),
  1.5963 +			       LINE_AFTER, pushbackReader.getLineNumber(),
  1.5964 +			       CONSTANTS, PersistentVector.EMPTY,
  1.5965 +			       CONSTANT_IDS, new IdentityHashMap(),
  1.5966 +			       KEYWORDS, PersistentHashMap.EMPTY,
  1.5967 +			       VARS, PersistentHashMap.EMPTY
  1.5968 +			   //    ,LOADER, RT.makeClassLoader()
  1.5969 +			));
  1.5970 +
  1.5971 +	try
  1.5972 +		{
  1.5973 +		//generate loader class
  1.5974 +		ObjExpr objx = new ObjExpr(null);
  1.5975 +		objx.internalName = sourcePath.replace(File.separator, "/").substring(0, sourcePath.lastIndexOf('.'))
  1.5976 +		                  + RT.LOADER_SUFFIX;
  1.5977 +
  1.5978 +		objx.objtype = Type.getObjectType(objx.internalName);
  1.5979 +		ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
  1.5980 +		ClassVisitor cv = cw;
  1.5981 +		cv.visit(V1_5, ACC_PUBLIC + ACC_SUPER, objx.internalName, null, "java/lang/Object", null);
  1.5982 +
  1.5983 +		//static load method
  1.5984 +		GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC + ACC_STATIC,
  1.5985 +		                                            Method.getMethod("void load ()"),
  1.5986 +		                                            null,
  1.5987 +		                                            null,
  1.5988 +		                                            cv);
  1.5989 +		gen.visitCode();
  1.5990 +
  1.5991 +		for(Object r = LispReader.read(pushbackReader, false, EOF, false); r != EOF;
  1.5992 +		    r = LispReader.read(pushbackReader, false, EOF, false))
  1.5993 +			{
  1.5994 +				LINE_AFTER.set(pushbackReader.getLineNumber());
  1.5995 +				compile1(gen, objx, r);
  1.5996 +				LINE_BEFORE.set(pushbackReader.getLineNumber());
  1.5997 +			}
  1.5998 +		//end of load
  1.5999 +		gen.returnValue();
  1.6000 +		gen.endMethod();
  1.6001 +
  1.6002 +		//static fields for constants
  1.6003 +		for(int i = 0; i < objx.constants.count(); i++)
  1.6004 +			{
  1.6005 +			cv.visitField(ACC_PUBLIC + ACC_FINAL + ACC_STATIC, objx.constantName(i), objx.constantType(i).getDescriptor(),
  1.6006 +			              null, null);
  1.6007 +			}
  1.6008 +
  1.6009 +		//static init for constants, keywords and vars
  1.6010 +		GeneratorAdapter clinitgen = new GeneratorAdapter(ACC_PUBLIC + ACC_STATIC,
  1.6011 +		                                                  Method.getMethod("void <clinit> ()"),
  1.6012 +		                                                  null,
  1.6013 +		                                                  null,
  1.6014 +		                                                  cv);
  1.6015 +		clinitgen.visitCode();
  1.6016 +		Label startTry = clinitgen.newLabel();
  1.6017 +		Label endTry = clinitgen.newLabel();
  1.6018 +		Label end = clinitgen.newLabel();
  1.6019 +		Label finallyLabel = clinitgen.newLabel();
  1.6020 +
  1.6021 +		if(objx.constants.count() > 0)
  1.6022 +			{
  1.6023 +			objx.emitConstants(clinitgen);
  1.6024 +			}
  1.6025 +		clinitgen.invokeStatic(Type.getType(Compiler.class), Method.getMethod("void pushNS()"));
  1.6026 +		clinitgen.mark(startTry);
  1.6027 +		clinitgen.invokeStatic(objx.objtype, Method.getMethod("void load()"));
  1.6028 +		clinitgen.mark(endTry);
  1.6029 +		clinitgen.invokeStatic(VAR_TYPE, Method.getMethod("void popThreadBindings()"));
  1.6030 +		clinitgen.goTo(end);
  1.6031 +
  1.6032 +		clinitgen.mark(finallyLabel);
  1.6033 +		//exception should be on stack
  1.6034 +		clinitgen.invokeStatic(VAR_TYPE, Method.getMethod("void popThreadBindings()"));
  1.6035 +		clinitgen.throwException();
  1.6036 +		clinitgen.mark(end);
  1.6037 +		clinitgen.visitTryCatchBlock(startTry, endTry, finallyLabel, null);
  1.6038 +
  1.6039 +		//end of static init
  1.6040 +		clinitgen.returnValue();
  1.6041 +		clinitgen.endMethod();
  1.6042 +
  1.6043 +		//end of class
  1.6044 +		cv.visitEnd();
  1.6045 +
  1.6046 +		writeClassFile(objx.internalName, cw.toByteArray());
  1.6047 +		}
  1.6048 +	catch(LispReader.ReaderException e)
  1.6049 +		{
  1.6050 +		throw new CompilerException(sourceName, e.line, e.getCause());
  1.6051 +		}
  1.6052 +	finally
  1.6053 +		{
  1.6054 +		Var.popThreadBindings();
  1.6055 +		}
  1.6056 +	return ret;
  1.6057 +}
  1.6058 +
  1.6059 +
  1.6060 +static public class NewInstanceExpr extends ObjExpr{
  1.6061 +	//IPersistentMap optionsMap = PersistentArrayMap.EMPTY;
  1.6062 +	IPersistentCollection methods;
  1.6063 +
  1.6064 +	Map<IPersistentVector,java.lang.reflect.Method> mmap;
  1.6065 +	Map<IPersistentVector,Set<Class>> covariants;
  1.6066 +
  1.6067 +	public NewInstanceExpr(Object tag){
  1.6068 +		super(tag);
  1.6069 +	}
  1.6070 +
  1.6071 +	static class DeftypeParser implements IParser{
  1.6072 +		public Expr parse(C context, final Object frm) throws Exception{
  1.6073 +			ISeq rform = (ISeq) frm;
  1.6074 +			//(deftype* tagname classname [fields] :implements [interfaces] :tag tagname methods*)
  1.6075 +			rform = RT.next(rform);
  1.6076 +			String tagname = ((Symbol) rform.first()).toString();
  1.6077 +			rform = rform.next();
  1.6078 +			Symbol classname = (Symbol) rform.first();
  1.6079 +			rform = rform.next();
  1.6080 +			IPersistentVector fields = (IPersistentVector) rform.first();
  1.6081 +			rform = rform.next();
  1.6082 +			IPersistentMap opts = PersistentHashMap.EMPTY;
  1.6083 +			while(rform != null && rform.first() instanceof Keyword)
  1.6084 +				{
  1.6085 +				opts = opts.assoc(rform.first(), RT.second(rform));
  1.6086 +				rform = rform.next().next();
  1.6087 +				}
  1.6088 +
  1.6089 +			ObjExpr ret = build((IPersistentVector)RT.get(opts,implementsKey,PersistentVector.EMPTY),fields,null,tagname, classname,
  1.6090 +			             (Symbol) RT.get(opts,RT.TAG_KEY),rform, frm);
  1.6091 +			return ret;
  1.6092 +		}
  1.6093 +	}
  1.6094 +
  1.6095 +	static class ReifyParser implements IParser{
  1.6096 +	public Expr parse(C context, Object frm) throws Exception{
  1.6097 +		//(reify this-name? [interfaces] (method-name [args] body)*)
  1.6098 +		ISeq form = (ISeq) frm;
  1.6099 +		ObjMethod enclosingMethod = (ObjMethod) METHOD.deref();
  1.6100 +		String basename = enclosingMethod != null ?
  1.6101 +		                  (trimGenID(enclosingMethod.objx.name) + "$")
  1.6102 +		                 : (munge(currentNS().name.name) + "$");
  1.6103 +		String simpleName = "reify__" + RT.nextID();
  1.6104 +		String classname = basename + simpleName;
  1.6105 +
  1.6106 +		ISeq rform = RT.next(form);
  1.6107 +
  1.6108 +		IPersistentVector interfaces = ((IPersistentVector) RT.first(rform)).cons(Symbol.intern("clojure.lang.IObj"));
  1.6109 +
  1.6110 +
  1.6111 +		rform = RT.next(rform);
  1.6112 +
  1.6113 +
  1.6114 +		ObjExpr ret = build(interfaces, null, null, classname, Symbol.intern(classname), null, rform, frm);
  1.6115 +		if(frm instanceof IObj && ((IObj) frm).meta() != null)
  1.6116 +			return new MetaExpr(ret, (MapExpr) MapExpr
  1.6117 +					.parse(context == C.EVAL ? context : C.EXPRESSION, ((IObj) frm).meta()));
  1.6118 +		else
  1.6119 +			return ret;
  1.6120 +	}
  1.6121 +	}
  1.6122 +
  1.6123 +	static ObjExpr build(IPersistentVector interfaceSyms, IPersistentVector fieldSyms, Symbol thisSym,
  1.6124 +	                     String tagName, Symbol className,
  1.6125 +	                  Symbol typeTag, ISeq methodForms, Object frm) throws Exception{
  1.6126 +		NewInstanceExpr ret = new NewInstanceExpr(null);
  1.6127 +
  1.6128 +		ret.src = frm;
  1.6129 +		ret.name = className.toString();
  1.6130 +		ret.classMeta = RT.meta(className);
  1.6131 +		ret.internalName = ret.name.replace('.', '/');
  1.6132 +		ret.objtype = Type.getObjectType(ret.internalName);
  1.6133 +
  1.6134 +		if(thisSym != null)
  1.6135 +			ret.thisName = thisSym.name;
  1.6136 +
  1.6137 +		if(fieldSyms != null)
  1.6138 +			{
  1.6139 +			IPersistentMap fmap = PersistentHashMap.EMPTY;
  1.6140 +			Object[] closesvec = new Object[2 * fieldSyms.count()];
  1.6141 +			for(int i=0;i<fieldSyms.count();i++)
  1.6142 +				{
  1.6143 +				Symbol sym = (Symbol) fieldSyms.nth(i);
  1.6144 +				LocalBinding lb = new LocalBinding(-1, sym, null,
  1.6145 +				                                   new MethodParamExpr(tagClass(tagOf(sym))),false,null);
  1.6146 +				fmap = fmap.assoc(sym, lb);
  1.6147 +				closesvec[i*2] = lb;
  1.6148 +				closesvec[i*2 + 1] = lb;
  1.6149 +				}
  1.6150 +
  1.6151 +			//todo - inject __meta et al into closes - when?
  1.6152 +			//use array map to preserve ctor order
  1.6153 +			ret.closes = new PersistentArrayMap(closesvec);
  1.6154 +			ret.fields = fmap;
  1.6155 +			for(int i=fieldSyms.count()-1;i >= 0 && ((Symbol)fieldSyms.nth(i)).name.startsWith("__");--i)
  1.6156 +				ret.altCtorDrops++;
  1.6157 +			}
  1.6158 +		//todo - set up volatiles
  1.6159 +//		ret.volatiles = PersistentHashSet.create(RT.seq(RT.get(ret.optionsMap, volatileKey)));
  1.6160 +
  1.6161 +		PersistentVector interfaces = PersistentVector.EMPTY;
  1.6162 +		for(ISeq s = RT.seq(interfaceSyms);s!=null;s = s.next())
  1.6163 +			{
  1.6164 +			Class c = (Class) resolve((Symbol) s.first());
  1.6165 +			if(!c.isInterface())
  1.6166 +				throw new IllegalArgumentException("only interfaces are supported, had: " + c.getName());
  1.6167 +			interfaces = interfaces.cons(c);
  1.6168 +			}
  1.6169 +		Class superClass = Object.class;
  1.6170 +		Map[] mc = gatherMethods(superClass,RT.seq(interfaces));
  1.6171 +		Map overrideables = mc[0];
  1.6172 +		Map covariants = mc[1];
  1.6173 +		ret.mmap = overrideables;
  1.6174 +		ret.covariants = covariants;
  1.6175 +		
  1.6176 +		String[] inames = interfaceNames(interfaces);
  1.6177 +
  1.6178 +		Class stub = compileStub(slashname(superClass),ret, inames, frm);
  1.6179 +		Symbol thistag = Symbol.intern(null,stub.getName());
  1.6180 +
  1.6181 +		try
  1.6182 +			{
  1.6183 +			Var.pushThreadBindings(
  1.6184 +					RT.map(CONSTANTS, PersistentVector.EMPTY,
  1.6185 +					       CONSTANT_IDS, new IdentityHashMap(),
  1.6186 +					       KEYWORDS, PersistentHashMap.EMPTY,
  1.6187 +					       VARS, PersistentHashMap.EMPTY,
  1.6188 +					       KEYWORD_CALLSITES, PersistentVector.EMPTY,
  1.6189 +					       PROTOCOL_CALLSITES, PersistentVector.EMPTY,
  1.6190 +					       VAR_CALLSITES, PersistentVector.EMPTY
  1.6191 +							));
  1.6192 +			if(ret.isDeftype())
  1.6193 +				{
  1.6194 +				Var.pushThreadBindings(RT.map(METHOD, null,
  1.6195 +				                              LOCAL_ENV, ret.fields
  1.6196 +						, COMPILE_STUB_SYM, Symbol.intern(null, tagName)
  1.6197 +						, COMPILE_STUB_CLASS, stub));
  1.6198 +				}
  1.6199 +
  1.6200 +			//now (methodname [args] body)*
  1.6201 +			ret.line = (Integer) LINE.deref();
  1.6202 +			IPersistentCollection methods = null;
  1.6203 +			for(ISeq s = methodForms; s != null; s = RT.next(s))
  1.6204 +				{
  1.6205 +				NewInstanceMethod m = NewInstanceMethod.parse(ret, (ISeq) RT.first(s),thistag, overrideables);
  1.6206 +				methods = RT.conj(methods, m);
  1.6207 +				}
  1.6208 +
  1.6209 +
  1.6210 +			ret.methods = methods;
  1.6211 +			ret.keywords = (IPersistentMap) KEYWORDS.deref();
  1.6212 +			ret.vars = (IPersistentMap) VARS.deref();
  1.6213 +			ret.constants = (PersistentVector) CONSTANTS.deref();
  1.6214 +			ret.constantsID = RT.nextID();
  1.6215 +			ret.keywordCallsites = (IPersistentVector) KEYWORD_CALLSITES.deref();
  1.6216 +			ret.protocolCallsites = (IPersistentVector) PROTOCOL_CALLSITES.deref();
  1.6217 +			ret.varCallsites = (IPersistentVector) VAR_CALLSITES.deref();
  1.6218 +			}
  1.6219 +		finally
  1.6220 +			{
  1.6221 +			if(ret.isDeftype())
  1.6222 +				Var.popThreadBindings();
  1.6223 +			Var.popThreadBindings();
  1.6224 +			}
  1.6225 +
  1.6226 +		ret.compile(slashname(superClass),inames,false);
  1.6227 +		ret.getCompiledClass();
  1.6228 +		return ret;
  1.6229 +		}
  1.6230 +
  1.6231 +	/***
  1.6232 +	 * Current host interop uses reflection, which requires pre-existing classes
  1.6233 +	 * Work around this by:
  1.6234 +	 * Generate a stub class that has the same interfaces and fields as the class we are generating.
  1.6235 +	 * Use it as a type hint for this, and bind the simple name of the class to this stub (in resolve etc)
  1.6236 +	 * Unmunge the name (using a magic prefix) on any code gen for classes
  1.6237 +	 */
  1.6238 +	static Class compileStub(String superName, NewInstanceExpr ret, String[] interfaceNames, Object frm){
  1.6239 +		ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);
  1.6240 +		ClassVisitor cv = cw;
  1.6241 +		cv.visit(V1_5, ACC_PUBLIC + ACC_SUPER, COMPILE_STUB_PREFIX + "/" + ret.internalName,
  1.6242 +		         null,superName,interfaceNames);
  1.6243 +
  1.6244 +		//instance fields for closed-overs
  1.6245 +		for(ISeq s = RT.keys(ret.closes); s != null; s = s.next())
  1.6246 +			{
  1.6247 +			LocalBinding lb = (LocalBinding) s.first();
  1.6248 +			int access = ACC_PUBLIC + (ret.isVolatile(lb) ? ACC_VOLATILE :
  1.6249 +			                           ret.isMutable(lb) ? 0 :
  1.6250 +			                           ACC_FINAL);
  1.6251 +			if(lb.getPrimitiveType() != null)
  1.6252 +				cv.visitField(access
  1.6253 +						, lb.name, Type.getType(lb.getPrimitiveType()).getDescriptor(),
  1.6254 +							  null, null);
  1.6255 +			else
  1.6256 +			//todo - when closed-overs are fields, use more specific types here and in ctor and emitLocal?
  1.6257 +				cv.visitField(access
  1.6258 +						, lb.name, OBJECT_TYPE.getDescriptor(), null, null);
  1.6259 +			}
  1.6260 +
  1.6261 +		//ctor that takes closed-overs and does nothing
  1.6262 +		Method m = new Method("<init>", Type.VOID_TYPE, ret.ctorTypes());
  1.6263 +		GeneratorAdapter ctorgen = new GeneratorAdapter(ACC_PUBLIC,
  1.6264 +		                                                m,
  1.6265 +		                                                null,
  1.6266 +		                                                null,
  1.6267 +		                                                cv);
  1.6268 +		ctorgen.visitCode();
  1.6269 +		ctorgen.loadThis();
  1.6270 +		ctorgen.invokeConstructor(Type.getObjectType(superName), voidctor);
  1.6271 +		ctorgen.returnValue();
  1.6272 +		ctorgen.endMethod();
  1.6273 +
  1.6274 +		if(ret.altCtorDrops > 0)
  1.6275 +			{
  1.6276 +			Type[] ctorTypes = ret.ctorTypes();
  1.6277 +			Type[] altCtorTypes = new Type[ctorTypes.length-ret.altCtorDrops];
  1.6278 +			for(int i=0;i<altCtorTypes.length;i++)
  1.6279 +				altCtorTypes[i] = ctorTypes[i];
  1.6280 +			Method alt = new Method("<init>", Type.VOID_TYPE, altCtorTypes);
  1.6281 +			ctorgen = new GeneratorAdapter(ACC_PUBLIC,
  1.6282 +															alt,
  1.6283 +															null,
  1.6284 +															null,
  1.6285 +															cv);
  1.6286 +			ctorgen.visitCode();
  1.6287 +			ctorgen.loadThis();
  1.6288 +			ctorgen.loadArgs();
  1.6289 +			for(int i=0;i<ret.altCtorDrops;i++)
  1.6290 +				ctorgen.visitInsn(Opcodes.ACONST_NULL);
  1.6291 +
  1.6292 +			ctorgen.invokeConstructor(Type.getObjectType(COMPILE_STUB_PREFIX + "/" + ret.internalName),
  1.6293 +			                          new Method("<init>", Type.VOID_TYPE, ctorTypes));
  1.6294 +
  1.6295 +			ctorgen.returnValue();
  1.6296 +			ctorgen.endMethod();
  1.6297 +			}
  1.6298 +		//end of class
  1.6299 +		cv.visitEnd();
  1.6300 +
  1.6301 +		byte[] bytecode = cw.toByteArray();
  1.6302 +		DynamicClassLoader loader = (DynamicClassLoader) LOADER.deref();
  1.6303 +		return loader.defineClass(COMPILE_STUB_PREFIX + "." + ret.name, bytecode, frm);
  1.6304 +	}
  1.6305 +
  1.6306 +	static String[] interfaceNames(IPersistentVector interfaces){
  1.6307 +		int icnt = interfaces.count();
  1.6308 +		String[] inames = icnt > 0 ? new String[icnt] : null;
  1.6309 +		for(int i=0;i<icnt;i++)
  1.6310 +			inames[i] = slashname((Class) interfaces.nth(i));
  1.6311 +		return inames;
  1.6312 +	}
  1.6313 +
  1.6314 +
  1.6315 +	static String slashname(Class c){
  1.6316 +		return c.getName().replace('.', '/');
  1.6317 +	}
  1.6318 +
  1.6319 +
  1.6320 +	protected void emitMethods(ClassVisitor cv){
  1.6321 +		for(ISeq s = RT.seq(methods); s != null; s = s.next())
  1.6322 +			{
  1.6323 +			ObjMethod method = (ObjMethod) s.first();
  1.6324 +			method.emit(this, cv);
  1.6325 +			}
  1.6326 +		//emit bridge methods
  1.6327 +		for(Map.Entry<IPersistentVector,Set<Class>> e : covariants.entrySet())
  1.6328 +			{
  1.6329 +			java.lang.reflect.Method m = mmap.get(e.getKey());
  1.6330 +			Class[] params = m.getParameterTypes();
  1.6331 +			Type[] argTypes = new Type[params.length];
  1.6332 +
  1.6333 +			for(int i = 0; i < params.length; i++)
  1.6334 +				{
  1.6335 +				argTypes[i] = Type.getType(params[i]);
  1.6336 +				}
  1.6337 +
  1.6338 +			Method target = new Method(m.getName(), Type.getType(m.getReturnType()), argTypes);
  1.6339 +
  1.6340 +			for(Class retType : e.getValue())
  1.6341 +				{
  1.6342 + 		        Method meth = new Method(m.getName(), Type.getType(retType), argTypes);
  1.6343 +
  1.6344 +				GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC + ACC_BRIDGE,
  1.6345 +		                                            meth,
  1.6346 +		                                            null,
  1.6347 +		                                            //todo don't hardwire this
  1.6348 +		                                            EXCEPTION_TYPES,
  1.6349 +		                                            cv);
  1.6350 +				gen.visitCode();
  1.6351 +				gen.loadThis();
  1.6352 +				gen.loadArgs();
  1.6353 +				gen.invokeInterface(Type.getType(m.getDeclaringClass()),target);
  1.6354 +				gen.returnValue();
  1.6355 +				gen.endMethod();
  1.6356 +				}
  1.6357 +			}
  1.6358 +	}
  1.6359 +
  1.6360 +	static public IPersistentVector msig(java.lang.reflect.Method m){
  1.6361 +		return RT.vector(m.getName(), RT.seq(m.getParameterTypes()),m.getReturnType());
  1.6362 +	}
  1.6363 +
  1.6364 +	static void considerMethod(java.lang.reflect.Method m, Map mm){
  1.6365 +		IPersistentVector mk = msig(m);
  1.6366 +		int mods = m.getModifiers();
  1.6367 +
  1.6368 +		if(!(mm.containsKey(mk)
  1.6369 +		    || !(Modifier.isPublic(mods) || Modifier.isProtected(mods))
  1.6370 +		    || Modifier.isStatic(mods)
  1.6371 +		    || Modifier.isFinal(mods)))
  1.6372 +			{
  1.6373 +				mm.put(mk, m);
  1.6374 +			}
  1.6375 +	}
  1.6376 +
  1.6377 +	static void gatherMethods(Class c, Map mm){
  1.6378 +		for(; c != null; c = c.getSuperclass())
  1.6379 +			{
  1.6380 +			for(java.lang.reflect.Method m : c.getDeclaredMethods())
  1.6381 +				considerMethod(m, mm);
  1.6382 +			for(java.lang.reflect.Method m : c.getMethods())
  1.6383 +				considerMethod(m, mm);
  1.6384 +			}
  1.6385 +	}
  1.6386 +
  1.6387 +	static public Map[] gatherMethods(Class sc, ISeq interfaces){
  1.6388 +		Map allm = new HashMap();
  1.6389 +		gatherMethods(sc, allm);
  1.6390 +		for(; interfaces != null; interfaces = interfaces.next())
  1.6391 +			gatherMethods((Class) interfaces.first(), allm);
  1.6392 +
  1.6393 +		Map<IPersistentVector,java.lang.reflect.Method> mm = new HashMap<IPersistentVector,java.lang.reflect.Method>();
  1.6394 +		Map<IPersistentVector,Set<Class>> covariants = new HashMap<IPersistentVector,Set<Class>>();
  1.6395 +		for(Object o : allm.entrySet())
  1.6396 +			{
  1.6397 +			Map.Entry e = (Map.Entry) o;
  1.6398 +			IPersistentVector mk = (IPersistentVector) e.getKey();
  1.6399 +			mk = (IPersistentVector) mk.pop();
  1.6400 +			java.lang.reflect.Method m = (java.lang.reflect.Method) e.getValue();
  1.6401 +			if(mm.containsKey(mk)) //covariant return
  1.6402 +				{
  1.6403 +				Set<Class> cvs = covariants.get(mk);
  1.6404 +				if(cvs == null)
  1.6405 +					{
  1.6406 +					cvs = new HashSet<Class>();
  1.6407 +					covariants.put(mk,cvs);
  1.6408 +					}
  1.6409 +				java.lang.reflect.Method om = mm.get(mk);
  1.6410 +				if(om.getReturnType().isAssignableFrom(m.getReturnType()))
  1.6411 +					{
  1.6412 +					cvs.add(om.getReturnType());
  1.6413 +					mm.put(mk, m);
  1.6414 +					}
  1.6415 +				else
  1.6416 +					cvs.add(m.getReturnType());
  1.6417 +				}
  1.6418 +			else
  1.6419 +				mm.put(mk, m);
  1.6420 +			}
  1.6421 +		return new Map[]{mm,covariants};
  1.6422 +	}
  1.6423 +}
  1.6424 +
  1.6425 +public static class NewInstanceMethod extends ObjMethod{
  1.6426 +	String name;
  1.6427 +	Type[] argTypes;
  1.6428 +	Type retType;
  1.6429 +	Class retClass;
  1.6430 +	Class[] exclasses;
  1.6431 +
  1.6432 +	static Symbol dummyThis = Symbol.intern(null,"dummy_this_dlskjsdfower");
  1.6433 +	private IPersistentVector parms;
  1.6434 +
  1.6435 +	public NewInstanceMethod(ObjExpr objx, ObjMethod parent){
  1.6436 +		super(objx, parent);
  1.6437 +	}
  1.6438 +
  1.6439 +	int numParams(){
  1.6440 +		return argLocals.count();
  1.6441 +	}
  1.6442 +
  1.6443 +	String getMethodName(){
  1.6444 +		return name;
  1.6445 +	}
  1.6446 +
  1.6447 +	Type getReturnType(){
  1.6448 +		return retType;
  1.6449 +	}
  1.6450 +
  1.6451 +	Type[] getArgTypes(){
  1.6452 +		return argTypes;
  1.6453 +	}
  1.6454 +
  1.6455 +
  1.6456 +
  1.6457 +	static public IPersistentVector msig(String name,Class[] paramTypes){
  1.6458 +		return RT.vector(name,RT.seq(paramTypes));
  1.6459 +	}
  1.6460 +
  1.6461 +	static NewInstanceMethod parse(ObjExpr objx, ISeq form, Symbol thistag,
  1.6462 +	                               Map overrideables) throws Exception{
  1.6463 +		//(methodname [this-name args*] body...)
  1.6464 +		//this-name might be nil
  1.6465 +		NewInstanceMethod method = new NewInstanceMethod(objx, (ObjMethod) METHOD.deref());
  1.6466 +		Symbol dotname = (Symbol)RT.first(form);
  1.6467 +		Symbol name = (Symbol) Symbol.intern(null,munge(dotname.name)).withMeta(RT.meta(dotname));
  1.6468 +		IPersistentVector parms = (IPersistentVector) RT.second(form);
  1.6469 +		if(parms.count() == 0)
  1.6470 +			{
  1.6471 +			throw new IllegalArgumentException("Must supply at least one argument for 'this' in: " + dotname);
  1.6472 +			}
  1.6473 +		Symbol thisName = (Symbol) parms.nth(0);
  1.6474 +		parms = RT.subvec(parms,1,parms.count());
  1.6475 +		ISeq body = RT.next(RT.next(form));
  1.6476 +		try
  1.6477 +			{
  1.6478 +			method.line = (Integer) LINE.deref();
  1.6479 +			//register as the current method and set up a new env frame
  1.6480 +            PathNode pnode =  new PathNode(PATHTYPE.PATH, (PathNode) CLEAR_PATH.get());
  1.6481 +			Var.pushThreadBindings(
  1.6482 +					RT.map(
  1.6483 +							METHOD, method,
  1.6484 +							LOCAL_ENV, LOCAL_ENV.deref(),
  1.6485 +							LOOP_LOCALS, null,
  1.6486 +							NEXT_LOCAL_NUM, 0
  1.6487 +                            ,CLEAR_PATH, pnode
  1.6488 +                            ,CLEAR_ROOT, pnode
  1.6489 +                            ,CLEAR_SITES, PersistentHashMap.EMPTY
  1.6490 +                    ));
  1.6491 +
  1.6492 +			//register 'this' as local 0
  1.6493 +			if(thisName != null)
  1.6494 +				registerLocal((thisName == null) ? dummyThis:thisName,thistag, null,false);
  1.6495 +			else
  1.6496 +				getAndIncLocalNum();
  1.6497 +
  1.6498 +			PersistentVector argLocals = PersistentVector.EMPTY;
  1.6499 +			method.retClass = tagClass(tagOf(name));
  1.6500 +			method.argTypes = new Type[parms.count()];
  1.6501 +			boolean hinted = tagOf(name) != null;
  1.6502 +			Class[] pclasses = new Class[parms.count()];
  1.6503 +			Symbol[] psyms = new Symbol[parms.count()];
  1.6504 +
  1.6505 +			for(int i = 0; i < parms.count(); i++)
  1.6506 +				{
  1.6507 +				if(!(parms.nth(i) instanceof Symbol))
  1.6508 +					throw new IllegalArgumentException("params must be Symbols");
  1.6509 +				Symbol p = (Symbol) parms.nth(i);
  1.6510 +				Object tag = tagOf(p);
  1.6511 +				if(tag != null)
  1.6512 +					hinted = true;
  1.6513 +				if(p.getNamespace() != null)
  1.6514 +					p = Symbol.create(p.name);
  1.6515 +				Class pclass = tagClass(tag);
  1.6516 +				pclasses[i] = pclass;
  1.6517 +				psyms[i] = p;
  1.6518 +				}
  1.6519 +			Map matches = findMethodsWithNameAndArity(name.name, parms.count(), overrideables);
  1.6520 +			Object mk = msig(name.name, pclasses);
  1.6521 +			java.lang.reflect.Method m = null;
  1.6522 +			if(matches.size() > 0)
  1.6523 +				{
  1.6524 +				//multiple methods
  1.6525 +				if(matches.size() > 1)
  1.6526 +					{
  1.6527 +					//must be hinted and match one method
  1.6528 +					if(!hinted)
  1.6529 +						throw new IllegalArgumentException("Must hint overloaded method: " + name.name);
  1.6530 +					m = (java.lang.reflect.Method) matches.get(mk);
  1.6531 +					if(m == null)
  1.6532 +						throw new IllegalArgumentException("Can't find matching overloaded method: " + name.name);
  1.6533 +					if(m.getReturnType() != method.retClass)
  1.6534 +						throw new IllegalArgumentException("Mismatched return type: " + name.name +
  1.6535 +						", expected: " + m.getReturnType().getName()  + ", had: " + method.retClass.getName());
  1.6536 +					}
  1.6537 +				else  //one match
  1.6538 +					{
  1.6539 +					//if hinted, validate match,
  1.6540 +					if(hinted)
  1.6541 +						{
  1.6542 +						m = (java.lang.reflect.Method) matches.get(mk);
  1.6543 +						if(m == null)
  1.6544 +							throw new IllegalArgumentException("Can't find matching method: " + name.name +
  1.6545 +							                                   ", leave off hints for auto match.");
  1.6546 +						if(m.getReturnType() != method.retClass)
  1.6547 +							throw new IllegalArgumentException("Mismatched return type: " + name.name +
  1.6548 +							", expected: " + m.getReturnType().getName()  + ", had: " + method.retClass.getName());
  1.6549 +						}
  1.6550 +					else //adopt found method sig
  1.6551 +						{
  1.6552 +						m = (java.lang.reflect.Method) matches.values().iterator().next();
  1.6553 +						method.retClass = m.getReturnType();
  1.6554 +						pclasses = m.getParameterTypes();
  1.6555 +						}
  1.6556 +					}
  1.6557 +				}
  1.6558 +//			else if(findMethodsWithName(name.name,allmethods).size()>0)
  1.6559 +//				throw new IllegalArgumentException("Can't override/overload method: " + name.name);
  1.6560 +			else
  1.6561 +				throw new IllegalArgumentException("Can't define method not in interfaces: " + name.name);
  1.6562 +
  1.6563 +			//else
  1.6564 +				//validate unque name+arity among additional methods
  1.6565 +
  1.6566 +			method.retType = Type.getType(method.retClass);
  1.6567 +			method.exclasses = m.getExceptionTypes();
  1.6568 +
  1.6569 +			for(int i = 0; i < parms.count(); i++)
  1.6570 +				{
  1.6571 +				LocalBinding lb = registerLocal(psyms[i], null, new MethodParamExpr(pclasses[i]),true);
  1.6572 +				argLocals = argLocals.assocN(i,lb);
  1.6573 +				method.argTypes[i] = Type.getType(pclasses[i]);
  1.6574 +				}
  1.6575 +			for(int i = 0; i < parms.count(); i++)
  1.6576 +				{
  1.6577 +				if(pclasses[i] == long.class || pclasses[i] == double.class)
  1.6578 +					getAndIncLocalNum();
  1.6579 +				}
  1.6580 +			LOOP_LOCALS.set(argLocals);
  1.6581 +			method.name = name.name;
  1.6582 +			method.methodMeta = RT.meta(name);
  1.6583 +			method.parms = parms;
  1.6584 +			method.argLocals = argLocals;
  1.6585 +			method.body = (new BodyExpr.Parser()).parse(C.RETURN, body);
  1.6586 +			return method;
  1.6587 +			}
  1.6588 +		finally
  1.6589 +			{
  1.6590 +			Var.popThreadBindings();
  1.6591 +			}
  1.6592 +	}
  1.6593 +
  1.6594 +	private static Map findMethodsWithNameAndArity(String name, int arity, Map mm){
  1.6595 +		Map ret = new HashMap();
  1.6596 +		for(Object o : mm.entrySet())
  1.6597 +			{
  1.6598 +			Map.Entry e = (Map.Entry) o;
  1.6599 +			java.lang.reflect.Method m = (java.lang.reflect.Method) e.getValue();
  1.6600 +			if(name.equals(m.getName()) && m.getParameterTypes().length == arity)
  1.6601 +				ret.put(e.getKey(), e.getValue());
  1.6602 +			}
  1.6603 +		return ret;
  1.6604 +	}
  1.6605 +
  1.6606 +	private static Map findMethodsWithName(String name, Map mm){
  1.6607 +		Map ret = new HashMap();
  1.6608 +		for(Object o : mm.entrySet())
  1.6609 +			{
  1.6610 +			Map.Entry e = (Map.Entry) o;
  1.6611 +			java.lang.reflect.Method m = (java.lang.reflect.Method) e.getValue();
  1.6612 +			if(name.equals(m.getName()))
  1.6613 +				ret.put(e.getKey(), e.getValue());
  1.6614 +			}
  1.6615 +		return ret;
  1.6616 +	}
  1.6617 +
  1.6618 +	public void emit(ObjExpr obj, ClassVisitor cv){
  1.6619 +		Method m = new Method(getMethodName(), getReturnType(), getArgTypes());
  1.6620 +
  1.6621 +		Type[] extypes = null;
  1.6622 +		if(exclasses.length > 0)
  1.6623 +			{
  1.6624 +			extypes = new Type[exclasses.length];
  1.6625 +			for(int i=0;i<exclasses.length;i++)
  1.6626 +				extypes[i] = Type.getType(exclasses[i]);
  1.6627 +			}
  1.6628 +		GeneratorAdapter gen = new GeneratorAdapter(ACC_PUBLIC,
  1.6629 +		                                            m,
  1.6630 +		                                            null,
  1.6631 +		                                            extypes,
  1.6632 +		                                            cv);
  1.6633 +		addAnnotation(gen,methodMeta);
  1.6634 +		for(int i = 0; i < parms.count(); i++)
  1.6635 +			{
  1.6636 +			IPersistentMap meta = RT.meta(parms.nth(i));
  1.6637 +			addParameterAnnotation(gen, meta, i);
  1.6638 +			}
  1.6639 +		gen.visitCode();
  1.6640 +		Label loopLabel = gen.mark();
  1.6641 +		gen.visitLineNumber(line, loopLabel);
  1.6642 +		try
  1.6643 +			{
  1.6644 +			Var.pushThreadBindings(RT.map(LOOP_LABEL, loopLabel, METHOD, this));
  1.6645 +			MaybePrimitiveExpr be = (MaybePrimitiveExpr) body;
  1.6646 +			if(Util.isPrimitive(retClass) && be.canEmitPrimitive())
  1.6647 +				{
  1.6648 +				if(be.getJavaClass() == retClass)
  1.6649 +					be.emitUnboxed(C.RETURN,obj,gen);
  1.6650 +				//todo - support the standard widening conversions
  1.6651 +				else
  1.6652 +					throw new IllegalArgumentException("Mismatched primitive return, expected: "
  1.6653 +					                                   + retClass + ", had: " + be.getJavaClass());
  1.6654 +				}
  1.6655 +			else
  1.6656 +				{
  1.6657 +				body.emit(C.RETURN, obj, gen);
  1.6658 +				if(retClass == void.class)
  1.6659 +					{
  1.6660 +					gen.pop();
  1.6661 +					}
  1.6662 +				else
  1.6663 +					gen.unbox(retType);
  1.6664 +				}
  1.6665 +
  1.6666 +			Label end = gen.mark();
  1.6667 +			gen.visitLocalVariable("this", obj.objtype.getDescriptor(), null, loopLabel, end, 0);
  1.6668 +			for(ISeq lbs = argLocals.seq(); lbs != null; lbs = lbs.next())
  1.6669 +				{
  1.6670 +				LocalBinding lb = (LocalBinding) lbs.first();
  1.6671 +				gen.visitLocalVariable(lb.name, argTypes[lb.idx-1].getDescriptor(), null, loopLabel, end, lb.idx);
  1.6672 +				}
  1.6673 +			}
  1.6674 +		catch(Exception e)
  1.6675 +			{
  1.6676 +			throw new RuntimeException(e);
  1.6677 +			}
  1.6678 +		finally
  1.6679 +			{
  1.6680 +			Var.popThreadBindings();
  1.6681 +			}
  1.6682 +
  1.6683 +		gen.returnValue();
  1.6684 +		//gen.visitMaxs(1, 1);
  1.6685 +		gen.endMethod();
  1.6686 +	}
  1.6687 +}
  1.6688 +
  1.6689 +	static Class primClass(Symbol sym){
  1.6690 +		if(sym == null)
  1.6691 +			return null;
  1.6692 +		Class c = null;
  1.6693 +		if(sym.name.equals("int"))
  1.6694 +			c = int.class;
  1.6695 +		else if(sym.name.equals("long"))
  1.6696 +			c = long.class;
  1.6697 +		else if(sym.name.equals("float"))
  1.6698 +			c = float.class;
  1.6699 +		else if(sym.name.equals("double"))
  1.6700 +			c = double.class;
  1.6701 +		else if(sym.name.equals("char"))
  1.6702 +			c = char.class;
  1.6703 +		else if(sym.name.equals("short"))
  1.6704 +			c = short.class;
  1.6705 +		else if(sym.name.equals("byte"))
  1.6706 +			c = byte.class;
  1.6707 +		else if(sym.name.equals("boolean"))
  1.6708 +			c = boolean.class;
  1.6709 +		else if(sym.name.equals("void"))
  1.6710 +			c = void.class;
  1.6711 +		return c;
  1.6712 +	}
  1.6713 +
  1.6714 +	static Class tagClass(Object tag) throws Exception{
  1.6715 +		if(tag == null)
  1.6716 +			return Object.class;
  1.6717 +		Class c = null;
  1.6718 +		if(tag instanceof Symbol)
  1.6719 +			c = primClass((Symbol) tag);
  1.6720 +		if(c == null)
  1.6721 +			c = HostExpr.tagToClass(tag);
  1.6722 +		return c;
  1.6723 +	}
  1.6724 +
  1.6725 +static public class MethodParamExpr implements Expr, MaybePrimitiveExpr{
  1.6726 +	final Class c;
  1.6727 +
  1.6728 +	public MethodParamExpr(Class c){
  1.6729 +		this.c = c;
  1.6730 +	}
  1.6731 +
  1.6732 +	public Object eval() throws Exception{
  1.6733 +		throw new Exception("Can't eval");
  1.6734 +	}
  1.6735 +
  1.6736 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.6737 +		throw new RuntimeException("Can't emit");
  1.6738 +	}
  1.6739 +
  1.6740 +	public boolean hasJavaClass() throws Exception{
  1.6741 +		return c != null;
  1.6742 +	}
  1.6743 +
  1.6744 +	public Class getJavaClass() throws Exception{
  1.6745 +		return c;
  1.6746 +	}
  1.6747 +
  1.6748 +	public boolean canEmitPrimitive(){
  1.6749 +		return Util.isPrimitive(c);
  1.6750 +	}
  1.6751 +
  1.6752 +	public void emitUnboxed(C context, ObjExpr objx, GeneratorAdapter gen){
  1.6753 +		throw new RuntimeException("Can't emit");
  1.6754 +	}
  1.6755 +}
  1.6756 +
  1.6757 +public static class CaseExpr extends UntypedExpr{
  1.6758 +	public final LocalBindingExpr expr;
  1.6759 +	public final int shift, mask, low, high;
  1.6760 +	public final Expr defaultExpr;
  1.6761 +	public final HashMap<Integer,Expr> tests;
  1.6762 +	public final HashMap<Integer,Expr> thens;
  1.6763 +	public final boolean allKeywords;
  1.6764 +
  1.6765 +	public final int line;
  1.6766 +
  1.6767 +	final static Method hashMethod = Method.getMethod("int hash(Object)");
  1.6768 +	final static Method hashCodeMethod = Method.getMethod("int hashCode()");
  1.6769 +	final static Method equalsMethod = Method.getMethod("boolean equals(Object, Object)");
  1.6770 +
  1.6771 +
  1.6772 +	public CaseExpr(int line, LocalBindingExpr expr, int shift, int mask, int low, int high, Expr defaultExpr,
  1.6773 +	                HashMap<Integer,Expr> tests,HashMap<Integer,Expr> thens, boolean allKeywords){
  1.6774 +		this.expr = expr;
  1.6775 +		this.shift = shift;
  1.6776 +		this.mask = mask;
  1.6777 +		this.low = low;
  1.6778 +		this.high = high;
  1.6779 +		this.defaultExpr = defaultExpr;
  1.6780 +		this.tests = tests;
  1.6781 +		this.thens = thens;
  1.6782 +		this.line = line;
  1.6783 +		this.allKeywords = allKeywords;
  1.6784 +	}
  1.6785 +
  1.6786 +	public Object eval() throws Exception{
  1.6787 +		throw new UnsupportedOperationException("Can't eval case");
  1.6788 +	}
  1.6789 +
  1.6790 +	public void emit(C context, ObjExpr objx, GeneratorAdapter gen){
  1.6791 +		Label defaultLabel = gen.newLabel();
  1.6792 +		Label endLabel = gen.newLabel();
  1.6793 +		HashMap<Integer,Label> labels = new HashMap();
  1.6794 +
  1.6795 +		for(Integer i : tests.keySet())
  1.6796 +			{
  1.6797 +			labels.put(i, gen.newLabel());
  1.6798 +			}
  1.6799 +
  1.6800 +		Label[] la = new Label[(high-low)+1];
  1.6801 +
  1.6802 +		for(int i=low;i<=high;i++)
  1.6803 +			{
  1.6804 +			la[i-low] = labels.containsKey(i) ? labels.get(i) : defaultLabel;
  1.6805 +			}
  1.6806 +
  1.6807 +		gen.visitLineNumber(line, gen.mark());
  1.6808 +		expr.emit(C.EXPRESSION, objx, gen);
  1.6809 +			gen.invokeStatic(UTIL_TYPE,hashMethod);
  1.6810 +		gen.push(shift);
  1.6811 +		gen.visitInsn(ISHR);
  1.6812 +		gen.push(mask);
  1.6813 +		gen.visitInsn(IAND);
  1.6814 +		gen.visitTableSwitchInsn(low, high, defaultLabel, la);
  1.6815 +
  1.6816 +		for(Integer i : labels.keySet())
  1.6817 +			{
  1.6818 +			gen.mark(labels.get(i));
  1.6819 +			expr.emit(C.EXPRESSION, objx, gen);
  1.6820 +			tests.get(i).emit(C.EXPRESSION, objx, gen);
  1.6821 +			if(allKeywords)
  1.6822 +				{
  1.6823 +				gen.visitJumpInsn(IF_ACMPNE, defaultLabel);
  1.6824 +				}
  1.6825 +			else
  1.6826 +				{
  1.6827 +				gen.invokeStatic(UTIL_TYPE, equalsMethod);
  1.6828 +				gen.ifZCmp(GeneratorAdapter.EQ, defaultLabel);
  1.6829 +				}
  1.6830 +			thens.get(i).emit(C.EXPRESSION,objx,gen);
  1.6831 +			gen.goTo(endLabel);
  1.6832 +			}
  1.6833 +
  1.6834 +		gen.mark(defaultLabel);
  1.6835 +		defaultExpr.emit(C.EXPRESSION, objx, gen);
  1.6836 +		gen.mark(endLabel);
  1.6837 +		if(context == C.STATEMENT)
  1.6838 +			gen.pop();
  1.6839 +	}
  1.6840 +
  1.6841 +	static class Parser implements IParser{
  1.6842 +		//(case* expr shift mask low high default map<minhash, [test then]> identity?)
  1.6843 +		//prepared by case macro and presumed correct
  1.6844 +		//case macro binds actual expr in let so expr is always a local,
  1.6845 +		//no need to worry about multiple evaluation
  1.6846 +		public Expr parse(C context, Object frm) throws Exception{
  1.6847 +			ISeq form = (ISeq) frm;
  1.6848 +			if(context == C.EVAL)
  1.6849 +				return analyze(context, RT.list(RT.list(FN, PersistentVector.EMPTY, form)));
  1.6850 +			PersistentVector args = PersistentVector.create(form.next());
  1.6851 +			HashMap<Integer,Expr> tests = new HashMap();
  1.6852 +			HashMap<Integer,Expr> thens = new HashMap();
  1.6853 +
  1.6854 +            LocalBindingExpr testexpr = (LocalBindingExpr) analyze(C.EXPRESSION, args.nth(0));
  1.6855 +			testexpr.shouldClear = false;
  1.6856 +            
  1.6857 +            PathNode branch = new PathNode(PATHTYPE.BRANCH, (PathNode) CLEAR_PATH.get());
  1.6858 +			for(Object o : ((Map)args.nth(6)).entrySet())
  1.6859 +				{
  1.6860 +				Map.Entry e = (Map.Entry) o;
  1.6861 +				Integer minhash = (Integer) e.getKey();
  1.6862 +				MapEntry me = (MapEntry) e.getValue();
  1.6863 +				Expr testExpr = new ConstantExpr(me.getKey());
  1.6864 +				tests.put(minhash, testExpr);
  1.6865 +                Expr thenExpr;
  1.6866 +                try {
  1.6867 +                    Var.pushThreadBindings(
  1.6868 +                            RT.map(CLEAR_PATH, new PathNode(PATHTYPE.PATH,branch)));
  1.6869 +                    thenExpr = analyze(context, me.getValue());
  1.6870 +                    }
  1.6871 +                finally{
  1.6872 +                    Var.popThreadBindings();
  1.6873 +                    }
  1.6874 +				thens.put(minhash, thenExpr);
  1.6875 +				}
  1.6876 +            
  1.6877 +            Expr defaultExpr;
  1.6878 +            try {
  1.6879 +                Var.pushThreadBindings(
  1.6880 +                        RT.map(CLEAR_PATH, new PathNode(PATHTYPE.PATH,branch)));
  1.6881 +                defaultExpr = analyze(context, args.nth(5));
  1.6882 +                }
  1.6883 +            finally{
  1.6884 +                Var.popThreadBindings();
  1.6885 +                }
  1.6886 +
  1.6887 +			return new CaseExpr((Integer) LINE.deref(),
  1.6888 +			                  testexpr,
  1.6889 +			                  (Integer)args.nth(1),
  1.6890 +			                  (Integer)args.nth(2),
  1.6891 +			                  (Integer)args.nth(3),
  1.6892 +			                  (Integer)args.nth(4),
  1.6893 +			                  defaultExpr,
  1.6894 +			                  tests,thens,args.nth(7) != RT.F);
  1.6895 +
  1.6896 +		}
  1.6897 +	}
  1.6898 +}
  1.6899 +
  1.6900 +}