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MPYHL Multiply Signed 16 MSB x Signed 16 LSB
3-150 Instruction Set SPRU733
Example MPYHL .M1 A1,A2,A3
Before instruction 2 cycles after instruction
A1
008A 003Eh
138
†
A1 008A 003Eh
A2 21FF 00A7h 167
‡
A2 21FF 00A7h
A3 xxxx xxxxh A3 0000 5A06h 23046
†
Signed 16-MSB integer
‡
Signed 16-LSB integer