220     InstructionList il = new InstructionList();  in byte_code()  local
228                              "main", class_name, il, cp);  in byte_code()
246                              fname, class_name, il, cp);  in byte_code()
258       body.byte_code(il, method, cp);  in byte_code()
262         InstructionHandle start = il.getStart(), end, handler, end_handler;  in byte_code()
268         il.append(InstructionConstants.POP); pop(); // Remove last element on stack  in byte_code()
269         end = il.append(InstructionConstants.RETURN); // Use instruction constants, if possible  in byte_code()
272         handler = il.append(new ASTORE(slot)); // save exception object  in byte_code()
273         il.append(new GETSTATIC(cp.addFieldref("java.lang.System", "err",  in byte_code()
275         il.append(new ALOAD(slot)); push(2);  in byte_code()
276         il.append(new INVOKEVIRTUAL(cp.addMethodref("java.io.PrintStream",  in byte_code()
280         end_handler = il.append(InstructionConstants.RETURN);  in byte_code()
284         il.append(InstructionConstants.IRETURN); // Reuse object to save memory  in byte_code()
288       optimizeIFs(il);     // Second optimization pass, application-specific  in byte_code()
293     il.dispose(); // Dispose instruction handles for better memory utilization  in byte_code()
319   private static void optimizeIFs(InstructionList il) {  in optimizeIFs()  argument
320     InstructionFinder f   = new InstructionFinder(il);  in optimizeIFs()
332         il.delete(match[1], match[4]);  in optimizeIFs()