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Commits on May 18, 2026

• [JSC] Shrink sizeof(JSGenerator)

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Commits on May 7, 2026

• Optimize JavaScriptCore #includes

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  geoffreygaren

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Commits on Apr 21, 2026

• [Build Speed] Minimize includes in CodeBlock.h, JSCJSValue.h, JSCJSValueInlines.h, and VM.h

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Commits on Mar 11, 2026

• Unreviewed, follow-up after 308946@main

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Commits on Mar 9, 2026

• [JSC] Add SourceDump option to JITDump

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Commits on Mar 6, 2026

• [JSC] Rename StructureStubInfo to PropertyInlineCache

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  kmiller68

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Commits on Mar 5, 2026

• [JSC] Bytecode profiler should include JIT comments

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  kmiller68

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Commits on Feb 16, 2026

• [JSC] Remove op_tail_call_forward_arguments

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Commits on Feb 5, 2026

• [JSC] Remove unused op_overrides_has_instance

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  kmiller68

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• [JSC] Remove op_rest_length

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  kmiller68

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Commits on Jan 31, 2026

• Remove op_end

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Commits on Dec 20, 2025

• Use WTF::move() instead of WTFMove() macro in Source/JavaScriptCore

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  cdumez

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Commits on Dec 19, 2025

• Add the first part of the new Light Optimization Layer JIT

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  kmiller68

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Commits on Oct 30, 2025

• Reduce unsafe buffer usage in WTF

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Commits on Jul 11, 2025

• Unreviewed, relanding 297160@main

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Commits on Jul 10, 2025

• Unreviewed, reverting 297160@main.

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  hyjorc1

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• [JSC] Use `enum class` for `CompilationResult`, `CachedCodeBlockTag`, `CodeSpecializationKind` for Safer C++

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  Gumichocopengin8

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  kmiller68

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Commits on Jul 9, 2025

• [JSC] Add list style switch

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Commits on May 3, 2025

• Start adopting C++20's [[likely]] / [[unlikely]] in JSC

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  cdumez

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Commits on Mar 17, 2025

• [JSC] Add NewRegExpUntyped DFG node

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Commits on Mar 4, 2025

• [JSC] Fix SequesteredArenaMalloc when compiling synchronously

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  dhecht

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Commits on Feb 26, 2025

• [JSC] Implement core of sequestered arena allocator

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  Achierius

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Commits on Feb 24, 2025

• [JSC] Remove HandleExceptionWithCallFrameRollback thunk

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Commits on Feb 23, 2025

• [JSC] Add ThrowStackOverflowAtPrologue thunk

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Commits on Feb 8, 2025

• [JSC] Remove unnecessary underflow check for stack pointer

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Commits on Feb 5, 2025

• Reduce use of const char*

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  geoffreygaren

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Commits on Jan 3, 2025

• Change TZoneHeap so that it can be enabled/disabled based on a runtime configuration.

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  Mark Lam

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Commits on Oct 30, 2024

• Added skip markers for JavaScriptCore and WebCore files that do not conform to -Wunsafe-buffer-usage

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  geoffreygaren

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Commits on Oct 16, 2024

• [WTF] Rename WTF::HashMap to WTF::UncheckedKeyHashMap (1/3)

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  zakariaridouh

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Commits on Oct 4, 2024

• [JSC] Use function for iterator-helper creation instead of bytecode

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• [JSC] Add defaultOffset from bytecode to SwitchTables

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Commits on Oct 3, 2024

• [JSC] Complete the implementation of Iterator helpers proposal

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  Alexey Shvayka

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Commits on Sep 24, 2024

• [JSC] Fuse `instanceof` bytecodes to one to reduce the emitted bytecode size

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  hyjorc1

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Commits on Sep 23, 2024

• [JSC] Move BaselineJITExecutionCounter to BaselineJITData

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Commits on Sep 8, 2024

• [JSC] Add super_construct and super_construct_varargs

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