Texas Instruments TMS320C6000 Series Reference Manual page 202

Instruction Type
Delay Slots
Functional Unit
Latency
Example
Before instruction
A1:A0 c004 0000h
A3:A2 XXXX XXXXh
If dst is used as the source for the ADDDP, CMPEQDP, CMPLTDP,
CMPGTDP, MPYDP, or SUBDP instruction, the number of delay slots can be
reduced by one, because these instructions read the lower word of the DP
source one cycle before the upper word of the DP source.
2-cycle DP
1
1
ABSDP .S1 A1:A0,A3:A2
0000 0000h –2.5
XXXX XXXXh
Double-Precision Floating-Point Absolute Value
2 cycles after instruction
A1:A0 c004 0000h
A3:A2 4004 0000h
TMS320C67x Floating-Point Instruction Set
ABSDP
0000 0000h –2.5
0000 0000h 2.5
4-17