Addu, Add two unsigned integers without saturation addu – Texas Instruments TMS320C67X/C67X+ DSP User Manual
Page 123
Add Two Unsigned Integers Without Saturation
ADDU
3-63
Instruction Set
SPRU733
Add Two Unsigned Integers Without Saturation
ADDU
Syntax
ADDU (.unit) src1, src2, dst
.unit = .L1 or .L2
Compatibility
C62x, C64x, C67x, and C67x+ CPU
Opcode
31
29
28
27
23
22
18
17
13
12
11
5
4
3
2
1
0
creg
z
dst
src2
src1
x
op
1 1 0 s p
3
1
5
5
5
1
7
1
1
Opcode map field used...
For operand type...
Unit
Opfield
src1
src2
dst
uint
xuint
ulong
.L1, .L2
010 1011
src1
src2
dst
xuint
ulong
ulong
.L1, .L2
010 1001
Description
src2 is added to src1. The result is placed in dst.
Execution
if (cond)
src1 + src2
→
dst
else nop
Pipeline
Stage
E1
Read
src1, src2
Written
dst
Unit in use
.L
Instruction Type
Single-cycle
Delay Slots
0
See Also
ADD, SADD, SUBU
Pipeline