return &Arch{
		LinkArch:       &arm64.Linkarm64,
		Instructions:   instructions,
		Register:       register,
		RegisterPrefix: registerPrefix,
		RegisterNumber: arm64RegisterNumber,
		IsJump:         jumpArm64,
	}

}

func archPPC64(linkArch *obj.LinkArch) *Arch {
	register := make(map[string]int16)
	// Create maps for easy lookup of instruction names etc.