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

3-530 Vol. 2
INSTRUCTION SET REFERENCE, A-M
THEN
temp ← EffectiveAddress(SRC); (* 64-bit address *)
DEST ← temp[0:15]; (* 16-bit address *)
FI;
ELSE IF OperandSize
= 32 and AddressSize = 64
THEN
temp ← EffectiveAddress(SRC); (* 64-bit address *)
DEST ← temp[0:31]; (* 16-bit address *)
FI;
ELSE IF OperandSize
= 64 and AddressSize = 64
THEN
DEST ← EffectiveAddress(SRC); (* 64-bit address *)
FI;
FI;
Flags Affected
None.
Protected Mode Exceptions
#UD If source operand is not a memory location.
Real-Address Mode Exceptions
#UD If source operand is not a memory location.
Virtual-8086 Mode Exceptions
#UD If source operand is not a memory location.
Compatibility Mode Exceptions
Same exceptions as in Protected Mode.
64-Bit Mode Exceptions
#UD If source operand is not a memory location.