// riscv64:"SRAIW",-"OR",-"SLTIU", -"MOVW"
	return v >> uint64(29)
}

func lshConst64x32(v int64) int64 {
	// ppc64x:"SLD"
	// riscv64:"SLLI",-"AND",-"SLTIU"
	return v << uint32(33)
}

func rshConst64Ux32(v uint64) uint64 {
	// ppc64x:"SRD"
	// riscv64:"SRLI\t",-"AND",-"SLTIU"
	return v >> uint32(33)
}

func rshConst64x32(v int64) int64 {
	// ppc64x:"SRAD"
	// riscv64:"SRAI\t",-"OR",-"SLTIU"