eration">Operation<a class="anchor" href="#operation">
			¶
		</a></h3>
<pre>IN_64BIT_MODE← 0;
IF TSX_ACTIVE
    THEN GOTO TSX_ABORT_PROCESSING; FI;
IF CR0.PE= 0 or RFLAGS.VM = 1 or in SMM or CPUID.SGX_LEAF.0:EAX.SE1 = 0
    THEN #UD; FI;
IF CR0.TS = 1
    THEN #NM; FI;
IF CPL &lt; 3
    THEN #UD; FI;
IF IA32_FEATURE_CONTROL.LOCK = 0 or IA32_FEATURE_CONTROL.SGX_ENABLE = 0
    THEN #GP(0); FI;
IF EAX is invalid leaf number
    THEN #GP(0); FI;
IF CR0.PG = 0 or CR0.NE = 0
    THEN #GP(0); FI;
IN_64BIT_MODE