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LibJS: Add basic monomorphic caching for PutById property access

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This patch makes it possible for JS::Object::internal_set() to populate
a CacheablePropertyMetadata, and uses this to implement a basic
monomorphic cache for the most common form of property write access.
This commit is contained in:
Andreas Kling
2023-11-08 20:51:26 +01:00
parent 28118623f5
commit b1b2ca1485
Notes: sideshowbarker 2024-07-17 00:47:29 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/b1b2ca1485
Pull-request: https://github.com/SerenityOS/serenity/pull/21859
28 changed files with 99 additions and 54 deletions
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Userland/Libraries/LibJS/Runtime/ModuleNamespaceObject.cpp
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@@ -182,7 +182,7 @@ ThrowCompletionOr<Value> ModuleNamespaceObject::internal_get(PropertyKey const&
}
// 10.4.6.9 [[Set]] ( P, V, Receiver ), https://tc39.es/ecma262/#sec-module-namespace-exotic-objects-set-p-v-receiver
ThrowCompletionOr<bool> ModuleNamespaceObject::internal_set(PropertyKey const&, Value, Value)
ThrowCompletionOr<bool> ModuleNamespaceObject::internal_set(PropertyKey const&, Value, Value, CacheablePropertyMetadata*)
{
// 1. Return false.
return false;