Computer Hardware User's Manual

Vol. 2A 3-487
INSTRUCTION SET REFERENCE, A-M
INVD—Invalidate Internal Caches
Protected Mode Exceptions
#GP(0) If the current privilege level is not 0.
#UD If the LOCK prefix is used.
Real-Address Mode Exceptions
#UD If the LOCK prefix is used.
Virtual-8086 Mode Exceptions
#GP(0) The INVD instruction cannot be executed in virtual-8086 mode.
Compatibility Mode Exceptions
Same exceptions as in protected mode.
64-Bit Mode Exceptions
Same exceptions as in protected mode.