When the instruction, PMULLW, is performed, then the lower order 16-bits of the 32 bit products are stored in
A. source operand
B. destination operand
C. no storage of lower order
D. either source or destination
Answer:A
When the instruction, PMULLW, is performed, then the lower order 16-bits of the 32 bit products are stored in
A. source operand B. destination operand C. no storage of lower order D. either source or destination
Explanation: In the instruction, PMULLW, four 16 X 16 multiplications are performed, and the lower order 16 bits of the 32-bit products are stored in destination.