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CPU Pipelining - The cool way your CPU avoids idle time!

The CPU is complex, so as you can imagine, optimizations exist to ensure that it runs as efficiently as possible without idling. In today's episode, we look at the pipeline - An ingenious optimization technique, but also one that comes with a set of caveats and gotchas! = CONTENTS PAGE = 00:00 Opening 01:07 CPU Basics - Instructions 01:22 Stages of an Instruction 03:32 Idle Time 04:16 Introduction to Pipelining 05:09 Introduction to Hazards 05:51 Example: Read-After-Write Hazard 06:41 Pipeline Stalls 07:24 Operand Forwarding 08:18 Out-of-Order Execution 10:20 Dealing with Branching 11:27 The Problem and Pipeline Flush 12:14 Branch Prediction 14:20 Conclusion ----- Attribution: My thanks extend to the creators who have kindly placed their work in the public domain: Backdrop loop: https://pixabay.com/videos/particles-... CPU Removal: https://pixabay.com/videos/cpu-cpu-re... CPU Spin: https://pixabay.com/videos/cpu-intel-... Abstract: https://pixabay.com/videos/octagon-ab... Sci-fi Future: https://pixabay.com/videos/sci-fi-sci... https://freepd.com/music/Driving%20Co... https://freepd.com/Page2/music/Rap%20... https://freepd.com/Page2/music/Urban%... https://freepd.com/Page2/music/Rap%20... https://freepd.com/Page2/music/Rap%20... https://freepd.com/Page2/music/Rap%20... https://freepd.com/Page2/music/Rap%20... ----- Want to contribute to the channel? Consider using the "Super Thanks" feature above, or visit my website at https://nerdfirst.net/donate to find alternative ways to donate. Thank you! ----- Disclaimer: Please note that any information is provided on this channel in good faith, but I cannot guarantee 100% accuracy / correctness on all content. Contributors to this channel are not to be held responsible for any possible outcomes from your use of the information.