LWZ: "MOVWZ", LWA: "MOVW", STW: "MOVW",
	LWZU: "MOVWZU", STWU: "MOVWU",
	LD: "MOVD", STD: "MOVD",
	LDU: "MOVDU", STDU: "MOVDU",
	LFD: "FMOVD", STFD: "FMOVD",
	LFS: "FMOVS", STFS: "FMOVS",
	LFDX: "FMOVD", STFDX: "FMOVD",
	LFDU: "FMOVDU", STFDU: "FMOVDU",
	LFDUX: "FMOVDU", STFDUX: "FMOVDU",
	LFSX: "FMOVS", STFSX: "FMOVS",
	LFSU: "FMOVSU", STFSU: "FMOVSU",
	LFSUX: "FMOVSU", STFSUX: "FMOVSU",
	CMPD: "CMP", CMPDI: "CMP",

	CSEL	EQ, t2, hlp0, hlp0

	AND	hlp0, hlp1, hlp1

	LDx(r)
	CALL	p256SqrInternal<>(SB)    // rsqr = rˆ2
	STy(rsqr)

	LDx(h)
	CALL	p256SqrInternal<>(SB)    // hsqr = hˆ2
	STy(hsqr)

	LDx(h)
	CALL	p256MulInternal<>(SB)    // hcub = hˆ3
	STy(hcub)

	LDx(s1)
	CALL	p256MulInternal<>(SB)
	STy(s2)

	LDx(z1in)
	LDy(z2in)
	CALL	p256MulInternal<>(SB)    // z1 * z2

//
// See the Live method comment for an IR example.
type IntervalsBuilder struct {
	s Intervals
	// index of last instruction visited plus 1
	lidx int
}

func (c *IntervalsBuilder) last() int {
	return c.lidx - 1
}

func (c *IntervalsBuilder) setLast(x int) {
	c.lidx = x + 1
}

func (c *IntervalsBuilder) Finish() (Intervals, error) {
	// Reverse intervals list and check.

		return -1, EAFNOSUPPORT
	}
	fd, err = socket(domain, typ, proto)
	return
}

func Socketpair(domain, typ, proto int) (fd [2]int, err error) {
	var fdx [2]int32
	err = socketpair(domain, typ, proto, &fdx)
	if err == nil {
		fd[0] = int(fdx[0])
		fd[1] = int(fdx[1])
	}
	return
}

func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
	if race.Enabled {

				lines = []profile.Line{{}} // Create empty line to include location info.
			}
			for lidx := len(lines) - 1; lidx >= 0; lidx-- {
				nodeMap := parentNodeMap[parent]
				if nodeMap == nil {
					nodeMap = make(NodeMap)
					parentNodeMap[parent] = nodeMap
				}
				n := nodeMap.findOrInsertLine(l, lines[lidx], o)
				if n == nil {
					continue
				}

		return -1, EAFNOSUPPORT
	}
	fd, err = socket(domain, typ, proto)
	return
}

func Socketpair(domain, typ, proto int) (fd [2]int, err error) {
	var fdx [2]int32
	err = socketpair(domain, typ, proto, &fdx)
	if err == nil {
		fd[0] = int(fdx[0])
		fd[1] = int(fdx[1])
	}
	return
}

var ioSync int64

func CloseOnExec(fd int) { fcntl(fd, F_SETFD, FD_CLOEXEC) }

		return true
	case LHZ, LHZU, LHZX, LHZUX:
		return true
	case LHA, LHAU, LHAX, LHAUX:
		return true
	case LWZ, LWZU, LWZX, LWZUX:
		return true
	case LWA, LWAX, LWAUX:
		return true
	case LD, LDU, LDX, LDUX:
		return true
	case LQ:
		return true
	case STB, STBU, STBX, STBUX:
		return true
	case STH, STHU, STHX, STHUX:
		return true
	case STW, STWU, STWX, STWUX:
		return true