AN2203 Freescale Semiconductor / Motorola, AN2203 Datasheet - Page 64

• Manufacturer Part Number: AN2203
• Description: MPC7450 RISC Microprocessor Family Software Optimization Guide
• Manufacturer: Freescale Semiconductor / Motorola

MPC7450 Execution Latencies
64
cntlzw[.]
divwu[o][.]
divw[o][.]
eqv[.]
extsb[.]
extsh[.]
mulhwu[.]
mulhw[.]
mulli
mull[o][.]
nand[.]
neg[o][.]
nor[.]
orc[.]
ori
oris
or[.]
rlwimi[.]
rlwinm[.]
rlwnm[.]
slw[.]
srawi[.]
sraw[.]
srw[.]
subfc[o][.]
subfe[o][.]
subfic
subfme[o][.]
subfze[o][.]
subf[.]
tw
twi
MPC7450 RISC Microprocessor Family Software Optimization Guide
Mnemonic
Table A-5. Integer Unit Execution Latencies (continued)
Freescale Semiconductor, Inc.
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IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
IU1/IU2
Unit
IU2
IU2
IU1
IU1
IU1
IU1
MPC750/MPC7400
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2,3,4,5,6
Cycles
2,3,4,5
2,3,4,5
1 {e}
1 {e}
1 {e}
2,3
19
19
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
Unit
IU1
IU2
IU2
IU1
IU1
IU1
IU2
IU2
IU2
IU2
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
IU1
MPC7450
Cycles
4:2
4:2
4:2
1(e}
1(e}
1(e}
1
3:1
1
1
1
1
2
1
2
23
23
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
3
1
1
1
1
1
3
2
2
2
MOTOROLA