Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: c7c0c2f7dfaebb618e33e9f8f6ebe5748d246c9e
https://github.com/WebKit/WebKit/commit/c7c0c2f7dfaebb618e33e9f8f6ebe5748d246c9e
Author: Cole Carley <[email protected]>
Date: 2026-08-12 (Wed, 12 Aug 2026)
Changed paths:
M Source/JavaScriptCore/wasm/WasmBBQJIT.cpp
M Source/JavaScriptCore/wasm/WasmBBQJIT.h
M Source/JavaScriptCore/wasm/WasmBBQJIT64.cpp
M Source/JavaScriptCore/wasm/WasmBBQJIT64.h
M Source/JavaScriptCore/wasm/WasmMemoryInformation.cpp
M Source/JavaScriptCore/wasm/WasmMemoryInformation.h
M Source/JavaScriptCore/wasm/WasmOMGIRGenerator.cpp
Log Message:
-----------
[Memory64] Hoist memory64 offset sum overflow checks into a helper
https://bugs.webkit.org/show_bug.cgi?id=321546
rdar://184657114
Reviewed by Keith Miller.
There is a lot of duplicate code that checks for overflow after
adding the offset and size of operation. This patch consolidates
these checks into a helper function.
* Source/JavaScriptCore/wasm/WasmBBQJIT.cpp:
(JSC::Wasm::BBQJITImpl::BBQJIT::atomicLoad):
(JSC::Wasm::BBQJITImpl::BBQJIT::atomicStore):
(JSC::Wasm::BBQJITImpl::BBQJIT::atomicBinaryRMW):
(JSC::Wasm::BBQJITImpl::BBQJIT::atomicCompareExchange):
* Source/JavaScriptCore/wasm/WasmBBQJIT.h:
(JSC::Wasm::BBQJITImpl::BBQJIT::emitCheckAndPreparePointer):
* Source/JavaScriptCore/wasm/WasmBBQJIT64.cpp:
(JSC::Wasm::BBQJITImpl::BBQJIT::load):
(JSC::Wasm::BBQJITImpl::BBQJIT::store):
* Source/JavaScriptCore/wasm/WasmBBQJIT64.h:
(JSC::Wasm::BBQJITImpl::BBQJIT::emitCheckAndPrepareAndMaterializePointerApply):
* Source/JavaScriptCore/wasm/WasmMemoryInformation.cpp:
(JSC::Wasm::MemoryInformation::doesAccessOverflow const):
* Source/JavaScriptCore/wasm/WasmMemoryInformation.h:
* Source/JavaScriptCore/wasm/WasmOMGIRGenerator.cpp:
(JSC::Wasm::OMGIRGenerator::emitCheckAndPreparePointer):
(JSC::Wasm::OMGIRGenerator::load):
(JSC::Wasm::OMGIRGenerator::store):
(JSC::Wasm::OMGIRGenerator::atomicLoad):
(JSC::Wasm::OMGIRGenerator::atomicStore):
(JSC::Wasm::OMGIRGenerator::atomicBinaryRMW):
(JSC::Wasm::OMGIRGenerator::atomicCompareExchange):
Canonical link: https://commits.webkit.org/319042@main
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