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Computer Organization & Architecture

Foundations of Computing7

Instruction Set Architecture5

Datapath & Control Unit4

Instruction Pipelining4

Pipelining: doing laundry for four people at once
Data hazards: when the next instruction needs a value that isn't ready yet
Control hazards: when the pipeline doesn't even know what to fetch next
Measuring pipeline performance, and going beyond one instruction per cycle

Memory Hierarchy7

I/O Interfaces & Interrupts5

Boot to Execution: The Full System Trace5

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Computer Organization & Architecture

Foundations of Computing7

Instruction Set Architecture5

Datapath & Control Unit4

Instruction Pipelining4

Pipelining: doing laundry for four people at once
Data hazards: when the next instruction needs a value that isn't ready yet
Control hazards: when the pipeline doesn't even know what to fetch next
Measuring pipeline performance, and going beyond one instruction per cycle

Memory Hierarchy7

I/O Interfaces & Interrupts5

Boot to Execution: The Full System Trace5

Learn Computer Organization & Architecture Instruction Pipelining

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Data hazards: when the next instruction needs a value that isn't ready yet

Pipelining assumed independent instructions. Real programs constantly break that assumption - here's exactly how, and the clever wiring trick called forwarding that fixes most of it for free.

12 min readUpdated 2026-09-03computer-architecturepipelininghazardsdata-forwarding