29  * A WordBuilder instance organizes construction of a new interpreted word.
53 	 * Create a new instance, with the specified word name.
59 		cfStack = new int[16];  in WordBuilder()
61 		code = new List<Opcode>();  in WordBuilder()
62 		toResolve = new List<string>();  in WordBuilder()
63 		locals = new Dictionary<string, int>();  in WordBuilder()
75 			throw new Exception("control-flow stack is not empty");  in Build()
80 		Word w = new WordInterpreted(TC, name, locals.Count,  in Build()
123 			int[] ncf = new int[len << 1];  in CSPush()
161 			throw new Exception("not an origin");  in CSPopOrig()
174 			throw new Exception("not a destination");  in CSPopDest()
184 		Add(new OpcodeConst(v));  in Literal()
215 				Add(new OpcodePutLocal(lnum));  in Call()
217 				Add(new OpcodeGetLocal(lnum));  in Call()
220 			Add(new OpcodeCall(), target);  in Call()
229 		Add(new OpcodeCall(wtarget), null);  in CallExt()
238 		Add(new OpcodeCall(), target);  in CallExt()
249 			Add(new OpcodeGetLocal(lnum));  in GetLocal()
251 			throw new Exception("no such local: " + name);  in GetLocal()
263 			Add(new OpcodePutLocal(lnum));  in PutLocal()
265 			throw new Exception("no such local: " + name);  in PutLocal()
270 	 * Define a new local name.
275 			throw new Exception(String.Format(  in DefLocal()
288 			Add(new OpcodeCall(), xt.Name);  in Call()
290 			Add(new OpcodeCall(xt.Target));  in Call()
299 		Add(new OpcodeRet());  in Ret()
303 	 * Add a forward unconditional jump. The new opcode address is
309 		Add(new OpcodeJumpUncond());  in Ahead()
314 	 * if the top-of-stack value is 'true'. The new opcode address is
320 		Add(new OpcodeJumpIf());  in AheadIf()
325 	 * if the top-of-stack value is 'false'. The new opcode address is
331 		Add(new OpcodeJumpIfNot());  in AheadIfNot()
361 		Add(new OpcodeJumpUncond(x - code.Count - 1));  in Again()
372 		Add(new OpcodeJumpIf(x - code.Count - 1));  in AgainIf()
383 		Add(new OpcodeJumpIfNot(x - code.Count - 1));  in AgainIfNot()