Lddw Instruction With Long Write Instruction Hazards - Texas Instruments TMS320C6000 Series Reference Manual

Table 6–19. LDDW Instruction With Long Write Instruction Hazards
Cycle
LDDW
Instruction Type
Instruction with
long result
Legend:
Table 6–19 shows the instruction hazards for LDDW instructions executing on
the .D unit.
1
RW
E1 phase of the single-cyle instruction
R Sources read for the instruction
W Destinations written for the instruction
Next instruction can enter E1 during cycle
Xw Next instruction cannot enter E1 during cycle–write hazard
Instruction Execution
2 3 4 5
W
Subsequent Same-Unit Instruction Executable
Xw
Functional Unit Hazards
6
TMS320C67x Pipeline 6-37