RET

	PCALIGN $16
cmp8:	// 8 - 15B (0 - 15B if GOPPC64_power10)
#ifdef GOPPC64_power10
	SLD	$56,R9,R9
	LXVLL	R5,R9,V3	// Load bytes starting from MSB to LSB, unused are zero filled.
	LXVLL	R6,R9,V4
	VCMPUQ	V3,V4,CR0	// Compare as a 128b integer.
	SETB_CR0(R6)
	ISEL	CR0EQ,R3,R6,R3	// If equal, length determines the return value.
	RET
#else
	CMP	R9,$8
	BLT	cmp4
	ANDCC	$7,R9,R9
	_LDBEX	(R0)(R5),R10

		inst.Args[0] = Mem{Segment: ES, Base: baseRegForBits(addrMode) + DI - AX}
		inst.Args[1] = Mem{Segment: defaultSeg(), Base: baseRegForBits(addrMode) + SI - AX}
		usedAddrSize = true

	case CMPSB, CMPSW, CMPSD, CMPSQ:
		inst.Args[0] = Mem{Segment: defaultSeg(), Base: baseRegForBits(addrMode) + SI - AX}
		inst.Args[1] = Mem{Segment: ES, Base: baseRegForBits(addrMode) + DI - AX}
		usedAddrSize = true

			// the spill location.
			var name LocalSlot
			if v.Op == OpStoreReg {
				name = names[v.Args[0].ID]
			} else {
				name = names[v.ID]
			}
			if name.N != nil && v.Type.Compare(name.Type) == types.CMPeq {
				for _, id := range s.interfere[v.ID] {
					h := f.getHome(id)
					if h != nil && h.(LocalSlot).N == name.N && h.(LocalSlot).Off == name.Off {
						// A variable can interfere with itself.

	VCMPSD $7, (BX), X9, X11                // c46133c21b07 or c533c21b07
	VCMPSD $7, (R11), X9, X11               // c44133c21b07
	VCMPSD $7, X2, X9, X11                  // c46133c2da07 or c533c2da07
	VCMPSD $7, X11, X9, X11                 // c44133c2db07
	VCMPSS $7, (BX), X9, X2                 // c4e132c21307 or c5b2c21307
	VCMPSS $7, (R11), X9, X2                // c4c132c21307

	VMAXPD.SAE   Z3, Z2, K1, Z1   // 62f1ed595fcb or 62f1ed195fcb
	VMAXPD.SAE.Z Z3, Z2, K1, Z1   // 62f1edd95fcb or 62f1ed995fcb
	VMAXPD (AX), Z2, K1, Z1       // 62f1ed495f08
	VCMPSD.SAE $0, X0, X2, K0     // 62f1ef18c2c000
	VCMPSD.SAE $0, X0, X2, K1, K0 // 62f1ef19c2c000
	// EVEX: broadcast-affected compressed displacement (Disp8).
	VADDPD.BCST 1016(DX), X0, X29       // 6261fd18586a7f

		if p.To.Scale == 1 && p.To.Index == REG_TLS {
			p.To.Scale = 2
		}
	}

	// Rewrite 0 to $0 in 3rd argument to CMPPS etc.
	// That's what the tables expect.
	switch p.As {
	case ACMPPD, ACMPPS, ACMPSD, ACMPSS:
		if p.To.Type == obj.TYPE_MEM && p.To.Name == obj.NAME_NONE && p.To.Reg == REG_NONE && p.To.Index == REG_NONE && p.To.Sym == nil {
			p.To.Type = obj.TYPE_CONST
		}
	}

	{ACMPPS, yxcmpi, Pm, opBytes{0xc2, 0}},
	{ACMPQ, ycmpl, Pw, opBytes{0x83, 07, 0x3d, 0x81, 07, 0x39, 0x3b}},
	{ACMPSB, ynone, Pb, opBytes{0xa6}},
	{ACMPSD, yxcmpi, Px, opBytes{Pf2, 0xc2}},
	{ACMPSL, ynone, Px, opBytes{0xa7}},
	{ACMPSQ, ynone, Pw, opBytes{0xa7}},
	{ACMPSS, yxcmpi, Px, opBytes{Pf3, 0xc2}},
	{ACMPSW, ynone, Pe, opBytes{0xa7}},

(Eq32 x y) => (SGTU (MOVVconst [1]) (XOR (ZeroExt32to64 x) (ZeroExt32to64 y)))
(Eq64 x y) => (SGTU (MOVVconst [1]) (XOR x y))
(EqPtr x y) => (SGTU (MOVVconst [1]) (XOR x y))
(Eq(32|64)F x y) => (FPFlagTrue (CMPEQ(F|D) x y))

(Neq8 x y)  => (SGTU (XOR (ZeroExt8to64 x) (ZeroExt8to64 y)) (MOVVconst [0]))
(Neq16 x y) => (SGTU (XOR (ZeroExt16to32 x) (ZeroExt16to64 y)) (MOVVconst [0]))

	// The goal here is stability in the face
	// of unrelated changes elsewhere in the compiler.
	if c := x.AuxInt - y.AuxInt; c != 0 {
		return c < 0
	}
	if cmp := x.Type.Compare(y.Type); cmp != types.CMPeq {
		return cmp == types.CMPlt
	}
	return x.ID < y.ID
}

func (op Op) isLoweredGetClosurePtr() bool {
	switch op {

(Load <t1> p1 (Store {t2} p2 x _))
	&& isSamePtr(p1, p2)
	&& t1.Compare(x.Type) == types.CMPeq
	&& t1.Size() == t2.Size()
	=> x
(Load <t1> p1 (Store {t2} p2 _ (Store {t3} p3 x _)))
	&& isSamePtr(p1, p3)
	&& t1.Compare(x.Type) == types.CMPeq
	&& t1.Size() == t2.Size()
	&& disjoint(p3, t3.Size(), p2, t2.Size())
	=> x