RISC-V Design · All levels
Forwarding Network and Stall Control for Data Hazards: Silicon PPA Impact
Silicon PPA Impact for Forwarding Network and Stall Control for Data Hazards.
Silicon PPA impact
Silicon PPA Impact for Forwarding Network and Stall Control for Data Hazards is anchored on RAW hazard coverage percentage with zero incorrect-commit events and minimum load-use stall cycles per kilo-instruction.. Convert observations into mechanism-backed decisions with explicit ownership.
Frequency gains that increase bubbles may lose net throughput.
Area growth from extension logic must justify workload value.
Power and thermal stability are release gates, not secondary metrics.
PPA trend view
diagram
BEFORE / AFTER TREND - Forwarding Network and Stall Control for Data Hazards
RAW hazard coverage percentage with zero incorrect-commit events and minimum load-use stall cycles per kilo-instruction.
^
| o target band
| o after fix + reruns
| o
| o baseline (failing)
+--------------------------------------------------> iteration
capture issue isolate mechanism close + monitor
Use this view to confirm the gain is causal and stable across seeds.