//TODO MOVHW (R22)(R24.SXTX), R4           // c4eaf878
	MOVH (R26)(R30.UXTW<<1), ZR                // 5f5bbe78
	MOVW.P -58(R16), R2                        // 02669cb8
	MOVW.W -216(R19), R8                       // 688e92b8
	MOVW 4764(R23), R10                        // ea9e92b9
	MOVW (R8)(R3.UXTW), R17                    // 1149a3b8
	//TODO LDTR -0x1e(R3), R4                  // 64285eb8

	MOVD	(R3)(R7.SXTX<<3), R8            // 68f867f8
	MOVWU	(R5)(R4.UXTW), R10              // aa4864b8
	MOVBU	(R3)(R9.UXTW), R8               // 68486938
	MOVBU	(R5)(R8), R10                   // aa686838
	MOVHU	(R2)(R7.SXTW<<1), R11           // 4bd86778
	MOVHU	(R1)(R2<<1), R5                 // 25786278
	MOVB	(R9)(R3.UXTW), R6               // 2649a338
	MOVB	(R10)(R6), R15                  // 4f69a638

			}
			a.Reg = arm64.REG_UXTB + Rnum
		case "UXTH":
			if a.Type == obj.TYPE_MEM {
				return errors.New("invalid shift for the register offset addressing mode")
			}
			a.Reg = arm64.REG_UXTH + Rnum
		case "UXTW":
			// effective address of memory is a base register value and an offset register value.
			if a.Type == obj.TYPE_MEM {
				a.Index = arm64.REG_UXTW + Rnum
			} else {
				a.Reg = arm64.REG_UXTW + Rnum
			}

	MOVD.P	R3, 344(R2)                                      // ERROR "offset out of range [-256,255]"
	MOVD	(R3)(R7.SXTX<<2), R8                             // ERROR "invalid index shift amount"
	MOVWU	(R5)(R4.UXTW<<3), R10                            // ERROR "invalid index shift amount"
	MOVWU	(R5)(R4<<1), R10                                 // ERROR "invalid index shift amount"

	num := int16(0)
	isAmount := true // Amount is zero by default
	ext := ""
	if p.peek() == lex.LSH {
		// (Rn)(Rm<<2), the shifted offset register.
		ext = "LSL"
	} else {
		// (Rn)(Rm.UXTW<1), the extended offset register.
		// Rm.UXTW<<3, the extended register.
		p.get('.')
		tok := p.next()
		ext = tok.String()
	}
	if p.peek() == lex.LSH {
		// parses left shift amount applied after extension: <<Amount

<code>R0.UXTB&lt;&lt;imm</code>: left shift the result of <code>R0.UXTB</code> by <code>imm</code> bits.
The <code>imm</code> value can be 0, 1, 2, 3, or 4.
The other extensions include <code>UXTH</code> (16-bit), <code>UXTW</code> (32-bit), and <code>UXTX</code> (64-bit).
</li>

<li>
<code>R0.SXTB</code>
<br>
<code>R0.SXTB&lt;&lt;imm</code>: