Scoreboarding in DLX (contd.)

• Execution: Scoreboard is notified when a inst completes. Multi-cycle.

• Write result: Scoreboard checks for WAR hazard and stalls pipeline if necessary. Remember WAR in DLX fp is introduced by scoreboarding.

Example: DIVD F0,F2,F4

ADDD F10,F0,F8

SUBD F8,F8,F14

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