}
	memAddr := func(base, index int16) *obj.Addr {
		return &obj.Addr{Type: obj.TYPE_MEM, Reg: base, Index: index}
	}

	// TODO(quasilyte): oclass doesn't return Yxxx for X/Y regs with
	// ID higher than 7. We don't encode such instructions, but this
	// behavior seems inconsistent. It should probably either
	// never check for arch or do it in all cases.

	oclassTestsCommon := []*oclassTest{

const (
	SizeofSockaddrNFCLLCP = 0x60
	SizeofIovec           = 0x10
	SizeofMsghdr          = 0x38
	SizeofCmsghdr         = 0x10
)

const (
	SizeofSockFprog = 0x10
)

type PtraceRegs struct {
	Regs     [32]uint64
	Lo       uint64
	Hi       uint64
	Epc      uint64
	Badvaddr uint64
	Status   uint64
	Cause    uint64
}

type FdSet struct {
	Bits [16]int64
}

const (
	SizeofSockaddrNFCLLCP = 0x58
	SizeofIovec           = 0x8
	SizeofMsghdr          = 0x1c
	SizeofCmsghdr         = 0xc
)

const (
	SizeofSockFprog = 0x8
)

type PtraceRegs struct {
	Regs     [32]uint64
	Lo       uint64
	Hi       uint64
	Epc      uint64
	Badvaddr uint64
	Status   uint64
	Cause    uint64
}

type FdSet struct {
	Bits [32]int32
}

}

func PtracePokeText(pid int, addr uintptr, data []byte) (count int, err error) {
	return PtraceIO(PIOD_WRITE_I, pid, addr, data, SizeofLong)
}

func PtraceSetRegs(pid int, regs *Reg) (err error) {
	return ptracePtr(PT_SETREGS, pid, unsafe.Pointer(regs), 0)
}

func PtraceSingleStep(pid int) (err error) {
	return ptrace(PT_STEP, pid, 1, 0)
}

func Dup3(oldfd, newfd, flags int) error {

}

type InotifyEvent struct {
	Wd     int32
	Mask   uint32
	Cookie uint32
	Len    uint32
	Name   [0]int8
}

const SizeofInotifyEvent = 0x10

type PtraceRegs struct {
	Regs        [102]uint64
	U_tsize     uint64
	U_dsize     uint64
	U_ssize     uint64
	Start_code  uint64
	Start_data  uint64
	Start_stack uint64
	Signal      int64
	U_ar0       uint64
	Magic       uint64

	Filter *SockFilter
}

type InotifyEvent struct {
	Wd     int32
	Mask   uint32
	Cookie uint32
	Len    uint32
}

const SizeofInotifyEvent = 0x10

type PtraceRegs struct {
	Regs     [32]uint64
	Orig_a0  uint64
	Era      uint64
	Badv     uint64
	Reserved [10]uint64
}

type ptracePsw struct {
}

type ptraceFpregs struct {
}

type ptracePer struct {
}

}

type InotifyEvent struct {
	Wd     int32
	Mask   uint32
	Cookie uint32
	Len    uint32
	Name   [0]int8
}

const SizeofInotifyEvent = 0x10

type PtraceRegs struct {
	Regs        [102]uint64
	U_tsize     uint64
	U_dsize     uint64
	U_ssize     uint64
	Start_code  uint64
	Start_data  uint64
	Start_stack uint64
	Signal      int64
	U_ar0       uint64
	Magic       uint64

const (
	SizeofSockaddrNFCLLCP = 0x60
	SizeofIovec           = 0x10
	SizeofMsghdr          = 0x38
	SizeofCmsghdr         = 0x10
)

const (
	SizeofSockFprog = 0x10
)

type PtraceRegs struct {
	Regs     [32]uint64
	Orig_a0  uint64
	Era      uint64
	Badv     uint64
	Reserved [10]uint64
}

type FdSet struct {
	Bits [16]int64
}

type Sysinfo_t struct {
	Uptime    int64

const (
	SizeofSockaddrNFCLLCP = 0x58
	SizeofIovec           = 0x8
	SizeofMsghdr          = 0x1c
	SizeofCmsghdr         = 0xc
)

const (
	SizeofSockFprog = 0x8
)

type PtraceRegs struct {
	Regs     [32]uint64
	Lo       uint64
	Hi       uint64
	Epc      uint64
	Badvaddr uint64
	Status   uint64
	Cause    uint64
}

type FdSet struct {
	Bits [32]int32
}

const (
	SizeofSockaddrNFCLLCP = 0x60
	SizeofIovec           = 0x10
	SizeofMsghdr          = 0x38
	SizeofCmsghdr         = 0x10
)

const (
	SizeofSockFprog = 0x10
)

type PtraceRegs struct {
	Regs     [32]uint64
	Lo       uint64
	Hi       uint64
	Epc      uint64
	Badvaddr uint64
	Status   uint64
	Cause    uint64
}

type FdSet struct {
	Bits [16]int64
}