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[release/10.0] Reduce types loaded on startup significantly - #120712

Merged

JulieLeeMSFT merged 19 commits into

release/10.0from

backport/pr-120459-to-release/10.0

Dec 2, 2025

Commits on Oct 14, 2025
- Reduce constraint loading by not forcing constraints to be loaded eagerly - Reduce the set of constraints that need to be loaded for Bounds and cast checking
  
  davidwrighton
  authored and
  github-actions
  committed
  cdeb242
- Clear up the issues around GetDeclaringMethodTableFromTypeVarTypeDesc
  
  davidwrighton
  authored and
  github-actions
  committed
  799719f
- Tweak, and add comments...
  
  davidwrighton
  authored and
  github-actions
  committed
  82a4f0c
- Fix build errors
  
  davidwrighton
  authored and
  github-actions
  committed
  e482bb7
- Fix bugs making it not work properly
  
  davidwrighton
  authored and
  github-actions
  committed
  1b74515
- Rework the special instantiation type logic to be more effective - Currently it only handles interfaces defined on valuetypes - Change it to work for interfaces that are required implementation of …
  
  davidwrighton
  authored and
  github-actions
  committed
  957c89c
- Fix interface matching bug found in testing
  
  davidwrighton
  authored and
  github-actions
  committed
  3de0673
- Optimize virtual static and default interface method resolution logic - Tweak the logic so that it will attempt to avoid loading types if they are cannot have implementations of the method we're lo…
  
  davidwrighton
  authored and
  github-actions
  committed
  9b4ccbe
- Update loader/classloader/generics/ByRefLike/ValidateNegative test - This test was no longer actually forcing the type which is supposed to throw a TypeLoadException to load within the test - Tweak…
  
  davidwrighton
  authored and
  github-actions
  committed
  87757d0
- Pass around the type I want passed around
  
  davidwrighton
  authored and
  github-actions
  committed
  e400fc7
- Remove WhichConstraintsToLoad::TypeOrMethodVarsOnly
  
  davidwrighton
  authored and
  github-actions
  committed
  a4b1aa7
- Fix out of date comment
  
  davidwrighton
  authored and
  github-actions
  committed
  9a3adb7
- - Add support for doing circularity checks on type and method generic parameters to the TypeValidationChecker in crossgen2 - Add support for doing variance safety checks to the type loader in cross…
  
  davidwrighton
  authored and
  github-actions
  committed
  292ee2b
- Code review feedback
  
  davidwrighton
  authored and
  github-actions
  committed
  f64bcac
- - Flesh out implementation of sig parser for constraint accessibility - Add test for constraints with function pointers in them
  
  davidwrighton
  authored and
  github-actions
  committed
  c5a78e6
- - Add crossgen2 validation of interface impl variance rules
  
  davidwrighton
  authored and
  github-actions
  committed
  0f16b47
- - Adjust contracts as suggested - add SkipTypeValidation helper
  
  davidwrighton
  authored and
  github-actions
  committed
  0ae569a
Commits on Nov 13, 2025
- Merge branch 'release/10.0' into backport/pr-120459-to-release/10.0
  davidwrighton
  authored
  82c0fb1
Commits on Nov 26, 2025
- Merge branch 'release/10.0' into backport/pr-120459-to-release/10.0
  mangod9
  authored
  9ef9eb5

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[release/10.0] Reduce types loaded on startup significantly - #120712

[release/10.0] Reduce types loaded on startup significantly#120712
JulieLeeMSFT merged 19 commits into
release/10.0from
backport/pr-120459-to-release/10.0

Commits on Oct 14, 2025

Reduce constraint loading by not forcing constraints to be loaded eagerly - Reduce the set of constraints that need to be loaded for Bounds and cast checking

Clear up the issues around GetDeclaringMethodTableFromTypeVarTypeDesc

Tweak, and add comments...

Fix build errors

Fix bugs making it not work properly

Rework the special instantiation type logic to be more effective - Currently it only handles interfaces defined on valuetypes - Change it to work for interfaces that are required implementation of …

Fix interface matching bug found in testing

Optimize virtual static and default interface method resolution logic - Tweak the logic so that it will attempt to avoid loading types if they are cannot have implementations of the method we're lo…

Update loader/classloader/generics/ByRefLike/ValidateNegative test - This test was no longer actually forcing the type which is supposed to throw a TypeLoadException to load within the test - Tweak…

Pass around the type I want passed around

Remove WhichConstraintsToLoad::TypeOrMethodVarsOnly

Fix out of date comment

- Add support for doing circularity checks on type and method generic parameters to the TypeValidationChecker in crossgen2 - Add support for doing variance safety checks to the type loader in cross…

Code review feedback

- Flesh out implementation of sig parser for constraint accessibility - Add test for constraints with function pointers in them

- Add crossgen2 validation of interface impl variance rules

- Adjust contracts as suggested - add SkipTypeValidation helper

Commits on Nov 13, 2025

Merge branch 'release/10.0' into backport/pr-120459-to-release/10.0

Commits on Nov 26, 2025

Merge branch 'release/10.0' into backport/pr-120459-to-release/10.0