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riscv-zkt-list
Discontinued [Archived as historical. Zkt is now part of the main K spec.] Zkt "safe list": extension attests that the machine has data-independent execution time for these instructions
I use it for a desktop file transfer app [0]. I chose Rust because my primary language is Python and I just wanted to learn something new and really different for this project. Go would have been easier, but Rust just feels bullet proof. It's so strict. If it compiles, it works! It's been a very interesting journey.
[0] https://github.com/transmitic/transmitic
It's become rather popular in the graphics (e.g. https://wgpu.rs/) and game dev (e.g. https://bevyengine.org/ ) spaces.
It's pretty popular for AWS Lambda functions.
Pretty popular for terminal / shell applications.
Definitely a great way to write wasm for compute or graphics intensive browser/web apps.
It's become rather popular in the graphics (e.g. https://wgpu.rs/) and game dev (e.g. https://bevyengine.org/ ) spaces.
It's pretty popular for AWS Lambda functions.
Pretty popular for terminal / shell applications.
Definitely a great way to write wasm for compute or graphics intensive browser/web apps.
We selected Qt as a cross-platform solution. The C++/Rust interface is the clunkiest and ugliest part of the application, and rather complex because some state is shared between several windows in the GUI and several threads in the backend, and any component might modify that state at any time, and updates have to be transmitted to the other components without introducing inconsistencies. Using cxx [1] helped a little, though.
The project began in 2020, and I'm not sure what I'd choose as a GUI framework today – definitely not Qt Widgets, though.
[1] https://cxx.rs/
> all branchless code runs in constant time
No - e.g. division is not constant time.
You have to have branchless code and only use certain instructions.
E.g. here is the list for RISC-V.
https://github.com/rvkrypto/riscv-zkt-list/blob/main/zkt-lis...
Most things except div/rem, branches and floating point are ok. Oh and obviously store/load.