Texas Instruments TMS320C67X/C67X+ DSP Car Speaker User Manual


 
Functional Unit Constraints
4-53PipelineSPRU733
Table 437 shows the instruction constraints for store instructions executing
on the .D unit.
Table 437. Store .D-Unit Instruction Constraints
Instruction Execution
Cycle 1 2 3 4
Store RW
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