Metal PJRT backend via MPSGraph + pure-Julia plugin#2489

Open

Dale-Black wants to merge 7 commits intoEnzymeAD:mainfrom

Dale-Black:metal-pjrt-backend

Commits on Feb 20, 2026

Add MakeClientFromApi to C++ PJRT bridge

Dale-Black
and
claude
committed
Add Metal accelerator hooks and PJRT client registration

Dale-Black
and
claude
committed
Add ReactantMetalExt package extension

Dale-Black
and
claude
committed
Wire Metal as weak dependency with test support

Dale-Black
and
claude
committed
Fix macOS local build: disable lld, add toolchain resolution

Dale-Black
and
claude
committed
Replace string parsing in MLIRWalker with MLIR C API calls

Dale-Black
and
claude
committed
Remove per-extension thread-safety overrides from ReactantMetalExt

Dale-Black
and
claude
committed