PRID_REV_LOONGSON3B_R1
beq s0, (PRID_IMP_LOONGSON_64C | PRID_REV_LOONGSON3B_R1), 1f
case PRID_REV_LOONGSON3B_R1:
case PRID_IMP_LOONGSON_64C | PRID_REV_LOONGSON3B_R1:
case PRID_REV_LOONGSON3B_R1:
case PRID_REV_LOONGSON3B_R1:
case PRID_REV_LOONGSON3B_R1: