According to wikipedia
Profile-guided optimization (PGO, sometimes pronounced as pogo), also known as profile-directed feedback (PDF) and feedback-directed optimization (FDO) is a compiler optimization technique in computer programming that uses profiling to improve program runtime performance.
What it really means
again from wikipedia:- Optimization techniques based on analysis of the source code.
How to do it ?
Read it AutoFDO tutorial
For ML/DL Fanatics But Not Compiler Stuff
Some things I just know
- I know it was really brief, but it was written in a very less time. Because someone told me, “You started really late if you are not disappointed from your first blog. LOL”
- Next time you visit this might be more detailed along with code snippets and internals.