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Commits on Jun 10, 2026

• [JSC] Move RegExp.prototype[Symbol.match] to C++

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Commits on Jun 8, 2026

• Remove many unused member variables

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• [JSC] Update async generator code aligned to the spec

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• [JSC] Propagate "singleton" invalidation to originating SymbolTable

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Commits on Jun 5, 2026

• [JSC] Optimize the layout of Parser and Lexer

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• [JSC] Optimize the layout of InlineCacheHandler

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Commits on Jun 4, 2026

• Unreviewed, reverting 314513@main (de8227087714)

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• [JSC] Optimize the layout of InlineCacheHandler

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Commits on Jun 3, 2026

• [JSC] Restore JS builtins for next() functions

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Commits on Jun 2, 2026

• [JSC] MapIterator / SetIterator should be handled in DFG

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• [JSC] `GetByStatus::computeFor` should not constant-fold prototype loads when the head structure is a dictionary

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• [JSC] Add foundation of handling builtin iterators in fast-iteration-protocol

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Commits on Jun 1, 2026

• [JSC] Move String#matchAll to C++

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• [JSC] Add String fast iteration

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Commits on May 29, 2026

• [JSC] Move DataView null vector check in IC outside of register save/restore

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Commits on May 27, 2026

• [JSC] ExpressionInfo::Encoder::adjustInstPC should take an index instead of a pointer

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  JonWBedard

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Commits on May 21, 2026

• [JSC] GetByStatus::computeFor should not walk proto chain for direct property access

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  vigneshrao-apple

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Commits on May 19, 2026

• Use newly introduced `WTF::toArray()` instead of `std::to_array()` in WebKit

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Commits on May 18, 2026

• [JSC] Shrink sizeof(JSGenerator)

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Commits on May 16, 2026

• Unreviewed, reverting 313155@main.

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  revert-bot

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Commits on May 15, 2026

• [JSC] Extend megamorphic ByVal IC with symbols

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• [JSC] Simplify bytecode writer

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Commits on May 14, 2026

• [JSC] Do not allocate promise reaction when it is initial `then` calls and one handler attachment

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Commits on May 13, 2026

• [JSC] Move WebAssembly.instantiateStreaming / WebAssembly.compileStreaming to C++

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• Disallow quick tier up recovery for builtins

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  Andrew-Fryer

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• [JSC] Default derived constructors incorrectly observing Array.prototype[@@iterator]

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  itsu-dev

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Commits on May 11, 2026

• [CMake] Prepare for -fpch-codegen / -fpch-debuginfo

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  geoffreygaren

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• [JSC] Inline small sorting in DFG / FTL

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Commits on May 8, 2026

• [GTK] error: no class named 'LLIntOffsetsExtractor' in namespace 'JSC'

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  bertogg

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  mcatanzaro

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• [JSC] Implement `String#split` in C++

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  sosukesuzuki

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Commits on May 7, 2026

• Optimize JavaScriptCore #includes

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  geoffreygaren

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Commits on May 4, 2026

• [CMake] Rationalize precompiled headers

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  geoffreygaren

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Commits on May 3, 2026

• Re-land "[Build speed] Reduce JSC includes in WebCore JS bindings"

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  geoffreygaren

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Commits on May 2, 2026

• Unreviewed, reverting 312470@main.

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  webkit-commit-queue

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  Constellation

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• [Build speed] Reduce JSC includes in WebCore JS bindings

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  geoffreygaren

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