Tag
misprediction-recovery
- May 13, 2026 Misprediction Recovery: Checkpoints, Squash, and the Cost of Being Wrong How an out-of-order core unwinds speculative state when a branch resolves wrong, why checkpoints of the rename map beat walking a reorder buffer, and what limits recovery speed. computer architecture
- Jun 15, 2025 Speculative Execution and the Architectural Side Effects of a Wrong Guess Squashing removes speculative state from the architecture but not from caches, predictors, and timing; how that residual state becomes an observable channel and what mitigation costs. computer architecture