String () { StringBuilder res = new StringBuilder(); if (wide) res.append("@wide "); res.append("@").append(TextUtil.getInstructionName(opcode)); int len = operandsCount(); for (int i = 0; i < len; i++) { int op = operands[i]; if (op < 0) { res.append(" -").append(Integer.toHexString(-op)); } else { res.append(" ").append(Integer.toHexString(op)); } } return res.toString(); }