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[wasm] Regalloc: Allow Non-exposed GC Ref Locals to Live in Wasm Locals - #135543

Merged

adamperlin merged 8 commits into

dotnet:mainfrom

adamperlin:adamperlin/wasm-enregister-gcsafe-refs

Oct 21, 2026

Merged

[wasm] Regalloc: Allow Non-exposed GC Ref Locals to Live in Wasm Locals#135543
adamperlin merged 8 commits into
dotnet:mainfrom
adamperlin:adamperlin/wasm-enregister-gcsafe-refs

Commits on Oct 20, 2026
- Add Wasm GC Liveness tests for a variety of scenarios created by copilot
  adamperlin
  committed
  1d61bb8
- Add fgWasmIdentifyGCSafeLocals pass. This pass does a full IR walk for a method and checks the state of local liveness
  adamperlin
  committed
  8b650db
- Propagate Wasm local candidate info to fgWasmSpillRefs and regalloc passes to allow safely placing select GC references in locals
  adamperlin
  committed
  ef5aa56
- jit-format
  adamperlin
  committed
  1b8705b
- Update comment
  adamperlin
  committed
  52c1b5c
- Clean up unnecessary JITDUMPs and add helper macro
  adamperlin
  committed
  3dcd577
- Update some comments
  adamperlin
  committed
  8affa92
- Reformat and change some comments
  adamperlin
  committed
  4e7a64c