TC1796
System Units (Vol. 1 of 2)
CPU Subsystem
User’s Manual 2-45 V2.0, 2007-07
CPU, V2.0
2.7.1.2 Multiply Instruction Timings
Each instruction is single issued.
For MUL.Q Instruction:
Table 2-11 Multiple Instruction Timing
Instruction Result
Latency
Repeat
Rate
Instruction Result
Latency
Repeat
Rate
IP Arithmetic Instructions
MUL 32MUL.H 21
MUL.U 32MUL.Q 1/2/3 1/1/2
MULS 32MULM.H 21
MULS.U 32MULR.H 21
MULR.Q 21
Result Latency Repeat Rate
16 × 16 1 1
16 × 32 2 1
32 × 32 3 2