It's probably about time to start thinking seriously about just-in-time compilation. To kick things off, here's my talk from this year's sprint about "copy-and-patch", which I think is a really promising path forward: https://youtu.be/HxSHIpEQRjs

I'll also be opening a draft PR for discussion soon.

Linked PRs

• GH-113464: A copy-and-patch JIT compiler #113465
• GH-113464: Make myself a codeowner for JIT stuff #114739
• GH-113464: Add aarch64-apple-darwin/clang to JIT CI #114759
• GH-113464: Clean up JIT stencil generation #115800
• GH-113464: Add a warning when building the JIT #118481
• GH-113464: Generate a more efficient JIT #118512
• GH-113464: Remove the extra jump via _SIDE_EXIT in _EXIT_TRACE #118545
• GH-113464: Run the JIT interpreter before any other JIT CI #119466
• [3.13] GH-113464: Run the JIT interpreter before any other JIT CI (GH-119466) #119490
• GH-113464: Speed up JIT builds #122839
• GH-113464: Get LLVM from cpython-bin-deps on Windows #133278
• GH-113464: Add the JIT to What's New #133486