Add support for pre-compiling interop type maps in crossgen2#124352

Merged

jkoritzinsky merged 35 commits into

dotnet:mainfrom

jkoritzinsky:typemap-r2r

Mar 17, 2026

Commits on Feb 14, 2026

Add support to the ReadyToRun format for an R2R variant of the type map format and move NativeAOT to use the same R2R section identifier for its Type Map support
jkoritzinsky
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Rename HeaderNode to ReadyToRunHeaderNode to provide better support for sharing between NativeAOT and R2R.
jkoritzinsky
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Move TypeMapManager to the shared partition
jkoritzinsky
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Use SortableDependencyNode as the base type
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Hook up support for emitting type map entries in R2R
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Add support for precaching assembly target lookup and refactor R2R integration for type maps generally
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Add verification of CallbackContext struct layout
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Get the code to the point of loading the R2R image.
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Fix inverted logic on assembly target parsing
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Basic PR feedback
jkoritzinsky
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Use a new section to store the data for each hash table to avoid issues with negative offsets. Fix issues in handling invalid maps. Fix an issue in R2RModuleSignature (though that approach may stil…
jkoritzinsky
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Use the right compressed integer format (we have two)
jkoritzinsky
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Update r2rdump to handle the assembly ref we add now in a non-composite scenario
jkoritzinsky
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zero-initialize returns for the non-r2r case
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Fix typo
jkoritzinsky
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Commits on Feb 17, 2026

Fixclang build failures
jkoritzinsky
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Commits on Feb 18, 2026

Commits on Feb 19, 2026

Commits on Feb 27, 2026

Commits on Feb 28, 2026

detect duplicates
jkoritzinsky
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Commits on Mar 11, 2026

Commits on Mar 13, 2026

Commits on Mar 14, 2026

Commits on Mar 16, 2026