CMPPD	X1, X2, 4
	CMPPD	foo+4(SB), X2, 4

// LTYPEX spec9	{ outcode($1, &$2); }
	PINSRW	$4, AX, X2
	PINSRW	$4, foo+4(SB), X2

// LTYPERT spec10	{ outcode($1, &$2); }
	JCS	2(PC)
	RETFL	$4

// Was bug: LOOP is a branch instruction.
	JCS	2(PC)
loop:
	LOOP	loop // LOOP

	// Intel pseudonyms for our own renamings.
	PADDD	M2, M1 // PADDL M2, M1
	MOVDQ2Q	X1, M1 // MOVQ X1, M1

	INVPCID (BX), R11                       // 66440f38821b
	INVPCID (R11), R11                      // 66450f38821b
	JCS 2(PC)
	IRETW                                   // 66cf
	JCS 2(PC)
	IRETL                                   // cf
	JCS 2(PC)
	IRETQ                                   // 48cf
	//TODO: JA .+$0x11223344                // 480f8744332211 or 0f8744332211