Bug 180987

Summary: We forgot to do index masking for in bounds int32 arrays in the FTL
Product: WebKit Reporter: Saam Barati <saam>
Component: JavaScriptCoreAssignee: Saam Barati <saam>
Status: RESOLVED FIXED    
Severity: Normal CC: commit-queue, ews-watchlist, fpizlo, keith_miller, mark.lam, msaboff, webkit-bug-importer, ysuzuki
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
patch none

Description Saam Barati 2017-12-19 12:28:56 PST
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Comment 1 Saam Barati 2017-12-19 12:29:38 PST
Created attachment 329792 [details]
patch
Comment 2 Keith Miller 2017-12-19 12:30:41 PST
Comment on attachment 329792 [details]
patch

r=me.
Comment 3 WebKit Commit Bot 2017-12-19 13:51:30 PST
Comment on attachment 329792 [details]
patch

Clearing flags on attachment: 329792

Committed r226139: <https://trac.webkit.org/changeset/226139>
Comment 4 WebKit Commit Bot 2017-12-19 13:51:32 PST
All reviewed patches have been landed.  Closing bug.
Comment 5 Radar WebKit Bug Importer 2017-12-19 13:52:33 PST
<rdar://problem/36139961>
Comment 6 Yusuke Suzuki 2017-12-20 00:25:15 PST
This introduces 15.4% regression in Octane/crypto. It seems indexing masking cause very large overhead. Can we have a way to alleviate it?