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INSTRUCTION SET REFERENCE
POPF/POPFD—Pop Stack into EFLAGS Register (Continued)
Protected Mode Exceptions
#SS(0)
If the top of stack is not within the stack segment.
#PF(fault-code)If a page fault occurs.
#AC(0)
If an unaligned memory reference is made while the current privilege level
is 3 and alignment checking is enabled.
Real-Address Mode Exceptions
#SS
If the top of stack is not within the stack segment.
Virtual-8086 Mode Exceptions
#GP(0)
If the I/O privilege level is less than 3.
If an attempt is made to execute the POPF/POPFD instruction with an
operand-size override prefix.
#SS(0)
If the top of stack is not within the stack segment.
#PF(fault-code)If a page fault occurs.
#AC(0)
If an unaligned memory reference is made while alignment checking is
enabled.
