Intel 64 and IA-32 Architectures Software Developers Manual Volume 2A, Instruction Set Reference, A-M

Vol. 2 3-651
INSTRUCTION SET REFERENCE, A-M
Virtual-8086 Mode Exceptions
Same exceptions as in Real Address Mode
#PF(fault-code) If a page fault occurs.
#AC(0) If alignment checking is enabled and an unaligned memory
reference is made.
Compatibility Mode Exceptions
Same exceptions as in Protected Mode.
64-Bit Mode Exceptions
#SS(0) If a memory address referencing the SS segment is in a non-
canonical form.
#GP(0) If the memory address is in a non-canonical form.
#UD If CR0.EM[bit 2] = 1.
(XMM register operations only) If CR4.OSFXSR[bit 9] = 0.
(XMM register operations only) If CPUID.01H:EDX.SSE2[bit 26]
= 0.
#NM If CR0.TS[bit 3] = 1.
#MF (MMX register operations only) If there is a pending FPU
exception.
#PF(fault-code) If a page fault occurs.
#AC(0) If alignment checking is enabled and an unaligned memory
reference is made while the current privilege level is 3.