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INSTRUCTION SET REFERENCE
LLDTLoad Local Descriptor Table Register (Continued)
Protected Mode Exceptions
#GP(0)
If the current privilege level is not 0.
If a memory operand effective address is outside the CS, DS, ES, FS, or
GS segment limit.
If the DS, ES, FS, or GS register contains a null segment selector.
#GP(selector)If the selector operand does not point into the Global Descriptor Table or
if the entry in the GDT is not a Local Descriptor Table.
Segment selector is beyond GDT limit.
#SS(0)
If a memory operand effective address is outside the SS segment limit.
#NP(selector)If the LDT descriptor is not present.
#PF(fault-code)If a page fault occurs.
Real-Address Mode Exceptions
#UD
The LLDT instruction is not recognized in real-address mode.
Virtual-8086 Mode Exceptions
#UD
The LLDT instruction is recognized in virtual-8086 mode.
