[Webkit-unassigned] [Bug 200782] New: Omit CheckInBounds for memcpy loops on typed arrays
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Thu Aug 15 12:51:05 PDT 2019
https://bugs.webkit.org/show_bug.cgi?id=200782
Bug ID: 200782
Summary: Omit CheckInBounds for memcpy loops on typed arrays
Product: WebKit
Version: WebKit Nightly Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: JavaScriptCore
Assignee: webkit-unassigned at lists.webkit.org
Reporter: justin_michaud at apple.com
Speculate that putByVals on typed arrays are in bounds initially, and add an extra rule to integer range optimization to remove their checks when we are looping over two arrays.
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