Intel 253666-024US Manual Do Utilizador

3-714 Vol. 2A

MWAIT—Monitor Wait

INSTRUCTION SET REFERENCE, A-M

Compatibility Mode Exceptions

Same exceptions as in protected mode.

64-Bit Mode Exceptions

#GP(0)

If the linear address of the operand in the CS, DS, ES, FS, or GS 

segment is in a non-canonical form.

If RCX 

≠

 0.

#SS(0)

If the linear address of the operand in the SS segment is in a 

non-canonical form.

#PF(fault-code) 

For a page fault.

#UD

If the current privilege level is not 0.
If CPUID.01H:ECX.MONITOR[bit 3] = 0.