Texas Instruments TMS320C67X/C67X+ DSP - Manual (Page 218)

MPYI Multiply 32-Bit x 32-Bit Into 32-Bit Result
3-158 Instruction Set SPRU733
Functional Unit
Latency 4
See Also MPYID
Example MPYI .M1X A1,B2,A3
Before instruction 9 cycles after instruction
A1 0034 5678h 3430008 A1 0034 5678h 3430008
B2 0011 2765h 1124197 B2 0011 2765h 1124197
A3 xxxx xxxxh A3 CBCA 6558h −875928232