RISC-V Design · All levels
Microarchitectural Control Tradeoffs: Design Space
Design Space for Microarchitectural Control Tradeoffs.
Design space
Design Space for Microarchitectural Control Tradeoffs is anchored on Area and power per committed instruction versus branch penalty and average CPI under mixed workloads.. Convert observations into mechanism-backed decisions with explicit ownership.
Trade latency and throughput against power and area.
Prefer architecture options with clear software contract impact.
Quantify extension-profile cost before enabling by default.
Keep bring-up and validation ownership explicit.
Trend lens
diagram
BEFORE / AFTER TREND - Microarchitectural Control Tradeoffs
Area and power per committed instruction versus branch penalty and average CPI under mixed workloads.
^
| 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.