Hello Robert, I found a YouTube presentation from the gem5 bootcamp 2022. It was a nice presentation by Ayaz Akram on adding new instructions to gem5. I hope this information helps.
https://www.youtube.com/watch?v=Z5B02jkNpck [https://www.bing.com/th?id=OVP.7zrpFDQXt7oI7z_N07CFUgHgFo&pid=Api]<https://www.youtube.com/watch?v=Z5B02jkNpck> gem5 bootcamp 2022: Instruction execution and adding instructions<https://www.youtube.com/watch?v=Z5B02jkNpck> In this section, we go over how instructions execute in gem5's CPU models and how to add a new instruction to the RISC-V ISA Slides: https://github.com/gem5bootcamp/gem5-bootcamp-env/raw/main/assets/slides/develop-06-cpu-instructions.pdf More info: https://gem5bootcamp.github.io/gem5-bootcamp-env/ For comments, use the gem5-bootcamp channel in ... www.youtube.com ________________________________ From: Robert Kingsly via gem5-users <gem5-users@gem5.org> Sent: Tuesday, March 18, 2025 2:40 PM To: gem5-users@gem5.org <gem5-users@gem5.org> Cc: Robert Kingsly <robert_king...@yahoo.co.in> Subject: [gem5-users] Adding new instructions External Email Hi Wondering if anybody has prior experience with adding new instructions to the gem5 ISA models. Just for experimentation. What are the files to be edited? regards Robert Kingsly A www.linkedin.com/in/robertkingslya
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