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https://godbolt.org/

Not only will it show you how C/C++/Rust, etc... language statements map to CPU instructions, but it can also show you how CPUs execute those instructions! There are advanced views that show the various pipeline stages, execution ports, etc...

E.g.: https://godbolt.org/#g:!((g:!((g:!((h:codeEditor,i:(filename...

The right-most tab should show you the CPU execution pipeline




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