Adddp – Texas Instruments TMS320C67X/C67X+ DSP User Manual
Page 116
ADDDP
Add Two Double-Precision Floating-Point Values
3-56
Instruction Set
SPRU733
Add Two Double-Precision Floating-Point Values
ADDDP
Syntax
ADDDP (.unit) src1, src2, dst
(C67x and C67x+ CPU)
.unit = .L1 or .L2
or
ADDDP (.unit) src1, src2, dst
(C67x+ CPU only)
.unit = .S1 or .S2
Compatibility
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
dp
xdp
dp
.L1, .L2
001 1000
src1
src2
dst
dp
xdp
dp
.S1, .S2
111 0010
Description
src2 is added to src1. The result is placed in dst.
Execution
if (cond)
src1 + src2 → dst
else
nop