optimized VMADN with static overflow, carry and multiply-add
optimized VMADN with static overflow, carry and multiply-add

mupen64plus/mupen64plus-rsp-cxd4,mupen64plus/mupen64plus-rsp-cxd4,8l/rsp,8l/rsp,mupen64plus/mupen64plus-rsp-cxd4,8l/rsp