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INSTRUCTION SET REFERENCE
SGDT/SIDT—Store Global/Interrupt Descriptor Table Register
(Continued)
Real-Address Mode Exceptions
#UD
If the destination operand is a register.
#GP
If a memory operand effective address is outside the CS, DS, ES, FS, or
GS segment limit.
#SS
If a memory operand effective address is outside the SS segment limit.
Virtual-8086 Mode Exceptions
#UD
If the destination operand is a register.
#GP(0)
If a memory operand effective address is outside the CS, DS, ES, FS, or
GS segment limit.
#SS(0)
If a memory operand effective address is outside the SS segment limit.
#PF(fault-code)If a page fault occurs.
#AC(0)
If an unaligned memory access occurs when alignment checking is
enabled.
