Add portable PTX export and verified modern LLVM cleanup - #409

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brandonros wants to merge 64 commits into

Rust-GPU:mainfrom

brandonros:poc/portable-ptx-export

Commits on Sep 13, 2026

Move modern backend to LLVM 21.1.8 and CUDA 13.3
brandonros
committed
3e443eb
Update CUDA installer action for Windows CUDA 13.3.1
brandonros
committed
9016d73
Validate LLVM 21 Linux prebuilts with CUDA 13.3 vector addition
brandonros
committed
5644c17
Install libclang for bindgen in LLVM 21 validation
brandonros
committed
508eddc
Move LLVM 21 validation into Linux CI using release prebuilts
brandonros
committed
d0acf36
Use upstream LLVM 21 release for CI and backend downloads
brandonros
committed
30fc174

Commits on Sep 14, 2026

Commits on Sep 15, 2026

Allow cust modules to adopt raw CUDA handles
brandonros
committed
f554f74