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

const (
	SizeofSockFprog = 0x8
)

type PtraceRegs struct {
	Uregs [18]uint32
}

type FdSet struct {
	Bits [32]int32
}

type Sysinfo_t struct {
	Uptime    int32
	Loads     [3]uint32
	Totalram  uint32
	Freeram   uint32
	Sharedram uint32

	stackBytes   uintptr // stack space used
	iregs, fregs int     // registers used
}

func (a *abiSeq) dump() {
	for i, p := range a.steps {
		println("part", i, p.kind, p.offset, p.size, p.stkOff, p.ireg, p.freg)
	}
	print("values ")
	for _, i := range a.valueStart {
		print(i, " ")
	}
	println()
	println("stack", a.stackBytes)
	println("iregs", a.iregs)
	println("fregs", a.fregs)
}

	}
	memmove(dst, src, size)

	// Move pointers returned in registers to a place where the GC can see them.
	for i := range regs.Ints {
		if regs.ReturnIsPtr.Get(i) {
			regs.Ptrs[i] = unsafe.Pointer(regs.Ints[i])
		}
	}
}

// typedslicecopy should be an internal detail,
// but widely used packages access it using linkname.

	scale             uint8     // amd64/386 indexed load scale
}

type inputInfo struct {
	idx  int     // index in Args array
	regs regMask // allowed input registers
}

type outputInfo struct {
	idx  int     // index in output tuple
	regs regMask // allowed output registers
}

type regInfo struct {
	// inputs encodes the register restrictions for an instruction's inputs.

	a.retPop = c.retPop

	// Convert from C to Go ABI.
	var regs abi.RegArgs
	var frame [callbackMaxFrame]byte
	goArgs := unsafe.Pointer(&frame)
	for _, part := range c.abiMap.parts {
		switch part.kind {
		case abiPartStack:
			memmove(add(goArgs, part.dstStackOffset), add(a.args, part.srcStackOffset), part.len)
		case abiPartReg:
			goReg := unsafe.Pointer(&regs.Ints[part.dstRegister])

	STMG	R6, R15, 48(R15)		// Save non-volatile regs.
	BL	runtime·load_g(SB)		// Saved by racecall.
	CMPBNE	R2, $0, rest			// raceGetProcCmd?
	MOVD	g_m(g), R2			// R2 = thread.
	MOVD	m_p(R2), R2			// R2 = processor.
	MVC	$8, p_raceprocctx(R2), (R3)	// *R3 = ThreadState *.
	LMG	48(R15), R6, R15		// Restore non-volatile regs.
	BR	R14				// Return to C.
rest:	MOVD	g_m(g), R4			// R4 = current thread.

			continue
		}
		argRegs = intArgRegs
		unlock(&finlock)
		if raceenabled {
			racefingo()
		}
		for fb != nil {
			for i := fb.cnt; i > 0; i-- {
				f := &fb.fin[i-1]

				var regs abi.RegArgs
				// The args may be passed in registers or on stack. Even for
				// the register case, we still need the spill slots.
				// TODO: revisit if we remove spill slots.
				//

						offset := add(v.ptr, st.offset, "precomputed value offset")
						intFromReg(regs, st.ireg, st.size, offset)
					case abiStepPointer:
						s := add(v.ptr, st.offset, "precomputed value offset")
						*((*unsafe.Pointer)(s)) = regs.Ptrs[st.ireg]
					case abiStepFloatReg:
						offset := add(v.ptr, st.offset, "precomputed value offset")
						floatFromReg(regs, st.freg, st.size, offset)
					case abiStepStack:

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
}