"B16": loong64.ARNG_16B,
	"H8":  loong64.ARNG_8H,
	"W4":  loong64.ARNG_4W,
	"V2":  loong64.ARNG_2V,
}

var loong64LasxArngExtMap = map[string]int16{
	"B32": loong64.ARNG_32B,
	"H16": loong64.ARNG_16H,
	"W8":  loong64.ARNG_8W,
	"V4":  loong64.ARNG_4V,
	"Q2":  loong64.ARNG_2Q,
}

// Loong64RegisterExtension constructs an Loong64 register with extension or arrangement.

	VMOVQ		-16(R4), V3.V2	// 83f81730
	XVMOVQ		(R4), X0.B32	// 80008032
	XVMOVQ		1(R4), X0.B32	// 80048032
	XVMOVQ		-5(R4), X0.B32	// 80ecbf32
	XVMOVQ		(R4), X1.H16	// 81004032
	XVMOVQ		2(R4), X1.H16	// 81044032
	XVMOVQ		-10(R4), X1.H16	// 81ec5f32
	XVMOVQ		(R4), X2.W8	// 82002032
	XVMOVQ		8(R4), X2.W8	// 82082032
	XVMOVQ		-20(R4), X2.W8	// 82ec2f32
	XVMOVQ		(R4), X3.V4	// 83001032

(su0(W9)+W8,...,su0(W12)+W11) SHA256SU1 V4.S4, V7.S4, V5.S4 // V5: W20-W23 HASHUPDATE // H12 VADD V19.S4, V7.S4, V9.S4 // V18(W12+K12...W15+K15) SHA256SU0 V4.S4, V7.S4 // V7: (su0(W13)+W12,...,su0(W16)+W15) SHA256SU1 V5.S4, V4.S4, V6.S4 // V6: W24-W27 HASHUPDATE // H16 VADD V20.S4, V4.S4, V9.S4 // V18(W16+K16...W19+K19) SHA256SU0 V5.S4, V4.S4 // V4: (su0(W17)+W16,...,su0(W20)+W19) SHA256SU1 V6.S4, V5.S4, V7.S4 // V7: W28-W31 HASHUPDATE // H20 VADD V21.S4, V5.S4, V9.S4 // V18(W20+K20...W23+K23) SHA256SU0 V6.S4, V5.S4...