Texas Instruments TMS320C67X/C67X+ DSP Car Speaker User Manual


 
Functional Unit Constraints
Pipeline4-52 SPRU733
4.3.4 .D-Unit Instruction Constraints
Table 436 shows the instruction constraints for load instructions executing on
the .D unit.
Table 436. Load .D-Unit Instruction Constraints
Instruction Execution
Cycle 1 2 3 4 5 6
Load RW W
Instruction Type
Subsequent Same-Unit Instruction Executable
Single-cycle
Load 
Store

Instruction Type
Same Side, Different Unit, Both Using Cross Path Executable
16 × 16 multiply
MPYI 
MPYID

MPYDP

Single-cycle

DP compare

2-cycle DP

Branch

4-cycle

INTDP

ADDDP/SUBDP
Legend: = E1 phase of the single-cycle instruction; R = Sources read for the instruction; W = Destinations written for the
instruction;
= Next instruction can enter E1 during cycle