Texas Instruments TMS320C6000 Series Reference Manual page 149

SADD
Integer Addition With Saturation to Result Size
Pipeline
Instruction Type
Delay Slots
Example 1
Before instruction
A1 5A2E 51A3h 1512984995
A2 012A 3FA2h 19546018
A3 XXXX XXXXh
CSR 0001 0100h
Example 2
Before instruction
A1 4367 71F2h 1130852850
A2 5A2E 51A3h 1512984995
A3 XXXX XXXXh
CSR 0001 0100h
3-102
Pipeline
Stage E1
Read src1, src2
Written dst
Unit in use .L
Single-cycle
0
SADD .L1 A1,A2,A3
1 cycle after instruction
A1 5A2E 51A3h
A2 012A 3FA2h
A3 5B58 9145h
CSR 0001 0100h
SADD .L1 A1,A2,A3
1 cycle after instruction
A1 4367 71F2h
A2 5A2E 51A3h
A3 7FFF FFFFh 2147483647
CSR 0001 0100h
2 cycles after instruction
A1 5A2E 51A3h
A2 012A 3FA2h
1532531013 A3 5B58 9145h
CSR 0001 0100h Not saturated
2 cycles after instruction
A1 4367 71F2h
A2 5A2E 51A3h
A3 7FFF FFFFh
CSR 0001 0300h Saturated