TEQ	R1, R5
	BNE Y7

X7:
	MOVW	$0, R1
	MOVW	R1, c+28(FP)
	RET


// func shrVU(z, x []Word, s uint) (c Word)
TEXT ·shrVU(SB),NOSPLIT,$0
	MOVW	z_len+4(FP), R5
	TEQ	$0, R5
	BEQ	X6

	MOVW	z+0(FP), R1
	MOVW	x+12(FP), R2
	ADD	R5<<2, R1, R5
	MOVW	s+24(FP), R3
	TEQ	$0, R3	// shift 0 is special
	BEQ Y6
	SUB	$4, R5	// stop one word early
	MOVW	$32, R4
	SUB	R3, R4
	MOVW	$0, R7

	M1:   "M1",
	M2:   "M2",
	M3:   "M3",
	M4:   "M4",
	M5:   "M5",
	M6:   "M6",
	M7:   "M7",
	X0:   "X0",
	X1:   "X1",
	X2:   "X2",
	X3:   "X3",
	X4:   "X4",
	X5:   "X5",
	X6:   "X6",
	X7:   "X7",
	X8:   "X8",
	X9:   "X9",
	X10:  "X10",
	X11:  "X11",
	X12:  "X12",
	X13:  "X13",
	X14:  "X14",
	X15:  "X15",
	CS:   "CS",
	SS:   "SS",
	DS:   "DS",
	ES:   "ES",

	p256OrdSqr(t, x, 1)          // _10100
	p256OrdMul(_10101, t, _1)    // _10101
	p256OrdSqr(x, _10101, 1)     // _101010
	p256OrdMul(_101111, _101, x) // _101111
	p256OrdMul(x, _10101, x)     // _111111 = x6
	p256OrdSqr(t, x, 2)          // _11111100
	p256OrdMul(t, t, _11)        // _11111111 = x8
	p256OrdSqr(x, t, 8)          // _ff00
	p256OrdMul(x, x, t)          // _ffff = x16
	p256OrdSqr(t, x, 16)         // _ffff0000

	{"X1", "X1"},
	{"X10", "X10"},
	{"X11", "X11"},
	{"X12", "X12"},
	{"X13", "X13"},
	{"X14", "X14"},
	{"X15", "X15"},
	{"X2", "X2"},
	{"X3", "X3"},
	{"X4", "X4"},
	{"X5", "X5"},
	{"X6", "X6"},
	{"X7", "X7"},
	{"X8", "X8"},
	{"X9", "X9"},
	{"_expand_key_128<>(SB)", "_expand_key_128<>(SB)"},
	{"_seek<>(SB)", "_seek<>(SB)"},
	{"a2+16(FP)", "a2+16(FP)"},
	{"addr2+24(FP)", "addr2+24(FP)"},

	// seq 1 206 | sed 's/.*/	var x& [10<<20]byte/'
	// seq 1 206 | sed 's/.*/	z = x&/'
	var x1 [10<<20]byte
	var x2 [10<<20]byte
	var x3 [10<<20]byte
	var x4 [10<<20]byte
	var x5 [10<<20]byte
	var x6 [10<<20]byte
	var x7 [10<<20]byte
	var x8 [10<<20]byte
	var x9 [10<<20]byte
	var x10 [10<<20]byte
	var x11 [10<<20]byte
	var x12 [10<<20]byte
	var x13 [10<<20]byte
	var x14 [10<<20]byte
	var x15 [10<<20]byte

		&corev1.Service{ // outside CIDR, will be dropped
			ObjectMeta: metav1.ObjectMeta{Namespace: "x6", Name: "out-v6"},
			Spec: corev1.ServiceSpec{
				ClusterIP:  "3000::1",
				ClusterIPs: []string{"3000::1"},
				IPFamilies: []corev1.IPFamily{corev1.IPv6Protocol},
			},
		},
		&corev1.Service{
			ObjectMeta: metav1.ObjectMeta{Namespace: "x6", Name: "out-v4-v6"},
			Spec: corev1.ServiceSpec{
				ClusterIP:  "192.168.0.1",

instructions and floating-point(scalar) instructions.

Examples:

	VADD V5.H8, V18.H8, V9.H8         <=>      add v9.8h, v18.8h, v5.8h
	VLD1.P (R6)(R11), [V31.D1]        <=>      ld1 {v31.1d}, [x6], x11
	VFMLA V29.S2, V20.S2, V14.S2      <=>      fmla v14.2s, v20.2s, v29.2s
	AESD V22.B16, V19.B16             <=>      aesd v19.16b, v22.16b
	SCVTFWS R3, F16                   <=>      scvtf s17, w6

6. Align directive

		MOVOU (16*3)(aut), X3
		MOVOU (16*4)(aut), X4
		MOVOU (16*5)(aut), X5
		MOVOU (16*6)(aut), X6
		MOVOU (16*7)(aut), X7
		LEAQ (16*8)(aut), aut
		PSHUFB BSWAP, X0
		PSHUFB BSWAP, X1
		PSHUFB BSWAP, X2
		PSHUFB BSWAP, X3
		PSHUFB BSWAP, X4
		PSHUFB BSWAP, X5
		PSHUFB BSWAP, X6
		PSHUFB BSWAP, X7
		PXOR ACC0, X0

		MOVOU (16*0)(pTbl), ACC0
		MOVOU (16*1)(pTbl), ACCM

	"SI",
	"DI",
	"X0",
	"X1",
	"X2",
	"X3",
	"X4",
	"X5",
	"X6",
	"X7",
}

var regNamesAMD64 = []string{
	"AX",
	"CX",
	"DX",
	"BX",
	"SP",
	"BP",
	"SI",
	"DI",
	"R8",
	"R9",
	"R10",
	"R11",
	"R12",
	"R13",
	"R14",
	"R15",
	"X0",
	"X1",
	"X2",
	"X3",
	"X4",
	"X5",
	"X6",
	"X7",
	"X8",
	"X9",
	"X10",
	"X11",
	"X12",
	"X13",

    }
    return retVal;
  }

  private enum SmallEnum {
    X0,
    X1,
    X2
  }

  private enum MediumEnum {
    X0,
    X1,
    X2,
    X3,
    X4,
    X5,
    X6,
    X7,
    X8,
    X9,
    X10,
    X11,
    X12,
    X13,
    X14,
    X15,
    X16,
    X17,
    X18,
    X19,
    X20,
    X21,
    X22,
    X23,
    X24,