c.floatParamRegs = paramFloatRegLOONG64
		c.FPReg = framepointerRegLOONG64
		c.LinkReg = linkRegLOONG64
		c.hasGReg = true
	case "s390x":
		c.PtrSize = 8
		c.RegSize = 8
		c.lowerBlock = rewriteBlockS390X
		c.lowerValue = rewriteValueS390X
		c.registers = registersS390X[:]
		c.gpRegMask = gpRegMaskS390X
		c.fpRegMask = fpRegMaskS390X
		c.FPReg = framepointerRegS390X
		c.LinkReg = linkRegS390X

	_O_RDONLY   = 0x0
	_O_WRONLY   = 0x1
	_O_CREAT    = 0x40
	_O_TRUNC    = 0x200
	_O_NONBLOCK = 0x800
	_O_CLOEXEC  = 0x80000

	_AF_UNIX    = 0x1
	_SOCK_DGRAM = 0x2
)

type fpreg struct {
	significand [4]uint16
	exponent    uint16
}

type fpxreg struct {
	significand [4]uint16
	exponent    uint16
	padding     [3]uint16
}

type xmmreg struct {
	element [4]uint32

	SEGV_ACCERR = C.SEGV_ACCERR

	ITIMER_REAL    = C.ITIMER_REAL
	ITIMER_VIRTUAL = C.ITIMER_VIRTUAL
	ITIMER_PROF    = C.ITIMER_PROF

	O_RDONLY  = C.O_RDONLY
	O_CLOEXEC = C.O_CLOEXEC
)

type Fpreg C.struct__fpreg
type Fpxreg C.struct__fpxreg
type Xmmreg C.struct__xmmreg
type Fpstate C.struct__fpstate
type Timespec C.struct_timespec
type Timeval C.struct_timeval
type Sigaction C.struct_kernel_sigaction

	case TypeUnknown:
		return "Unknown"
	case TypeReg:
		return "Reg"
	case TypeCondRegBit:
		return "CondRegBit"
	case TypeCondRegField:
		return "CondRegField"
	case TypeFPReg:
		return "FPReg"
	case TypeVecReg:
		return "VecReg"
	case TypeVecSReg:
		return "VecSReg"
	case TypeVecSpReg:
		return "VecSpReg"
	case TypeMMAReg:
		return "MMAReg"
	case TypeSpReg:
		return "SpReg"

type Reg struct {
	Ra      uint64
	Sp      uint64
	Gp      uint64
	Tp      uint64
	T       [7]uint64
	S       [12]uint64
	A       [8]uint64
	Sepc    uint64
	Sstatus uint64
}

type FpReg struct {
	X    [32][2]uint64
	Fcsr uint64
}

type FpExtendedPrecision struct{}

type PtraceIoDesc struct {
	Op   int32
	Offs uintptr
	Addr *byte
	Len  uint64
}

	Edx    uint32
	Ecx    uint32
	Eax    uint32
	Trapno uint32
	Err    uint32
	Eip    uint32
	Cs     uint32
	Eflags uint32
	Esp    uint32
	Ss     uint32
	Gs     uint32
}

type FpReg struct {
	Env   [7]uint32
	Acc   [8][10]uint8
	Ex_sw uint32
	Pad   [64]uint8
}

type FpExtendedPrecision struct{}

type PtraceIoDesc struct {
	Op   int32
	Offs uintptr
	Addr *byte

}

type Sigset_t struct {
	Val [4]uint32
}

type Reg struct {
	X    [30]uint64
	Lr   uint64
	Sp   uint64
	Elr  uint64
	Spsr uint32
	_    [4]byte
}

type FpReg struct {
	Q  [32][16]uint8
	Sr uint32
	Cr uint32
	_  [8]byte
}

type FpExtendedPrecision struct{}

type PtraceIoDesc struct {
	Op   int32
	Offs uintptr
	Addr *byte
	Len  uint64

	_      [32]byte
}

type Sigset_t struct {
	Val [4]uint32
}

type Reg struct {
	R    [13]uint32
	Sp   uint32
	Lr   uint32
	Pc   uint32
	Cpsr uint32
}

type FpReg struct {
	Fpsr uint32
	Fpr  [8]FpExtendedPrecision
}

type FpExtendedPrecision struct {
	Exponent    uint32
	Mantissa_hi uint32
	Mantissa_lo uint32
}

type PtraceIoDesc struct {

	Trapno uint32
	Fs     uint16
	Gs     uint16
	Err    uint32
	Es     uint16
	Ds     uint16
	Rip    int64
	Cs     int64
	Rflags int64
	Rsp    int64
	Ss     int64
}

type FpReg struct {
	Env   [4]uint64
	Acc   [8][16]uint8
	Xacc  [16][16]uint8
	Spare [12]uint64
}

type FpExtendedPrecision struct{}

type PtraceIoDesc struct {
	Op   int32
	Offs uintptr

	return ptrace(PT_CONTINUE, pid, 1, signal)
}

func PtraceDetach(pid int) (err error) {
	return ptrace(PT_DETACH, pid, 1, 0)
}

func PtraceGetFpRegs(pid int, fpregsout *FpReg) (err error) {
	return ptracePtr(PT_GETFPREGS, pid, unsafe.Pointer(fpregsout), 0)
}

func PtraceGetRegs(pid int, regsout *Reg) (err error) {
	return ptracePtr(PT_GETREGS, pid, unsafe.Pointer(regsout), 0)
}