Notes were taken while enrolled in CMPE 202 with Prof. Jose Renau. Some notes are from TAing CMPE 110 with Prof. Jishen Zhao. Please let me know if you see any errors!
Notes were taken using Notability on an iPad.
Performance
Speedup, CPI, IPC.
Instruction Set Architecture
Datapath
Branch Prediction
Pattern History Table, prediction accuracy, global history register, and hybrid predictors.
Modern Out of Order Processors
Read order buffer (ROB), renaming tables (renRAT, retRAT), physical vs. logical registers, exception handling, free list.
Memory Hierarchy
Locality, caches: direct mapped / set associative, performance, hits / misses, optimization techniques.
Multicore
GPU, thread, process, performance, memory coherence, MSI / MOSI / MOESI state diagrams, coherence messages, snoopy bus, directories, load link, memory consistency vs coherence, transactional memory.