| # Copyright lowRISC contributors. | |
| # Licensed under the Apache License, Version 2.0, see LICENSE for details. | |
| # SPDX-License-Identifier: Apache-2.0 | |
| from riscvmodel.variant import Extension, Variant # type: ignore | |
| RV32IXotbn = Variant("RV32IXotbn", custext=[Extension( | |
| name="Xotbn", description="OpenTitan BigNum Extension", implies=["Zicsr"])]) |