Tag
branch-penalty
- Apr 25, 2026 Control Hazards: What a Branch Costs Before It Resolves The cycles a taken branch throws away in a five-stage pipeline, why the penalty equals the number of fetches in flight, and how prediction turns a fixed loss into a probabilistic one. computer architecture
- May 12, 2022 The Control Hazard and Why Fetch Must Guess the Next Instruction How a pipelined front end turns every branch into a bet, what a wrong bet costs in cycles, and why stalling instead of guessing is worse than it looks. computer architecture