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INSTRUCTION SET REFERENCE
PUNPCKLBW/PUNPCKLWD/PUNPCKLDQ—Unpack Low Packed
Data (Continued)
Real-Address Mode Exceptions
#GP
If any part of the operand lies outside of the effective address space from
0 to FFFFH.
#UD
If EM in CR0 is set.
#NM
If TS in CR0 is set.
#MF
If there is a pending FPU exception.
Virtual-8086 Mode Exceptions
#GP
If any part of the operand lies outside of the effective address space from
0 to FFFFH.
#UD
If EM in CR0 is set.
#NM
If TS in CR0 is set.
#MF
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.
