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Commits on Apr 23, 2026

• Unreviewed, reverting 311796@main and 311812@main.

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  webkit-commit-queue

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  Constellation

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Commits on Apr 22, 2026

• Memory64 bulk memory operations in OMG tier

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  colelao

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Commits on Apr 13, 2026

• [Build Speed] 2s speedup in clean WTF+bmalloc build

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Commits on Mar 24, 2026

• Add wasm multimemory support to base instructions

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  asworkjsc

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  kmiller68

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Commits on Feb 28, 2026

• Bounds checking does not work in Memory64 in BBQ and introduce AddressType

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Commits on Dec 20, 2025

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

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Commits on Dec 10, 2025

• REGRESSION (299880@main): WASM memory size cache makes bulk memory operations across threads fail

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Commits on Dec 7, 2025

• Add support for Memory64 in WebAssembly in IPInt Tier

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  colelao

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Commits on Nov 6, 2025

• [JSC] Use more `enum class` for Safer C++

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  Gumichocopengin8

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  sosukesuzuki

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Commits on Aug 20, 2025

• Implement resizable SABs for Wasm memories

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  ast-hugger

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Commits on May 4, 2025

• Further adopt C++20's [[likely]] / [[unlikely]] in JSC

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  cdumez

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Commits on May 1, 2025

• JSToWasm non-IC entrypoints should load the entry point the same way as the IC.

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  kmiller68

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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 Nov 23, 2024

• Change WTF_MAKE_TZONE_ALLOCATED macros for nested types to take an outer and inner type.

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  Mark Lam

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Commits on Nov 19, 2024

• Replace WTF::bitwise_cast with std::bit_cast

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  cdumez

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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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Commits on Jul 31, 2024

• TZone update - Eliminate type registration, update seeding and add logging

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  msaboff

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Commits on Jul 28, 2024

• Rename WebAssembly JSC options to Wasm

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  kmiller68

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Commits on Jul 24, 2024

• Merge Wasm::Instance into JSWebAssemblyInstance

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  kmiller68

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• Unreviewed, reverting 281277@main.

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  webkit-commit-queue

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  aj062

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• Merge Wasm::Instance into JSWebAssemblyInstance

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  kmiller68

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Commits on Jul 21, 2024

• [JSC] Remove more OS(WINDOWS)

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Commits on May 30, 2024

• Do more std::span adoption in SharedArrayBufferContents

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  cdumez

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Commits on May 27, 2024

• Add byteCast for conversions between different byte-sized types

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  darinadler

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Commits on Dec 11, 2023

• Implement and Apply TZone Allocation Macros

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Commits on Feb 18, 2023

• [JSC] Make WEBASSEMBLY_SIGNALING_MEMORY hard requirement for WebAssembly

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• [JSC][32bit] Enable wasm signaling memory

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  xanlpz

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  mikhailramalho

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Commits on Jan 25, 2023

• [JSC] Reload baseMemory and boundsCheckingSize in the same way to instance

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Commits on Jan 2, 2023

• [JSC] Wasm Memory should be non nullptr

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Commits on Nov 27, 2022

• [JSC] Wire memory allocation reporting to ArrayBuffer resize / grow

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Commits on Nov 19, 2022

• Unreviewed, address comments as a follow-up

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Commits on Nov 18, 2022

• Introduce ThreadSafeWeakPtr

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  Alex Christensen

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  achristensen07

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• [JSC] Implement resizable ArrayBuffer

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Commits on Nov 10, 2022

• [JSC] Implement growable SharedArrayBuffer part 1

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Commits on Oct 6, 2022

• Revert clang-tidy change since it broke 32bit and watchOS

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