RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 14:27:35 +00:00
Code Issues Activity Actions

LibJS: Add basic monomorphic caching for PutById property access

Browse source 
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
28 changed files with 99 additions and 54 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Userland/Libraries/LibJS/Runtime/ArgumentsObject.cpp
View file

@ -52,7 +52,7 @@ ThrowCompletionOr<Value> ArgumentsObject::internal_get(PropertyKey const& proper
}
// 10.4.4.4 [[Set]] ( P, V, Receiver ), https://tc39.es/ecma262/#sec-arguments-exotic-objects-set-p-v-receiver
ThrowCompletionOr<bool> ArgumentsObject::internal_set(PropertyKey const& property_key, Value value, Value receiver)
ThrowCompletionOr<bool> ArgumentsObject::internal_set(PropertyKey const& property_key, Value value, Value receiver, CacheablePropertyMetadata*)
{
bool is_mapped = false;