Bug 188149 - [Win] Use _mm_lfence for emitting lfence
Summary: [Win] Use _mm_lfence for emitting lfence
Status: RESOLVED WONTFIX
Alias: None
Product: WebKit
Classification: Unclassified
Component: New Bugs (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Yusuke Suzuki
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2018-07-29 13:19 PDT by Yusuke Suzuki
Modified: 2018-08-10 10:47 PDT (History)
1 user (show)

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Description Yusuke Suzuki 2018-07-29 13:19:05 PDT 
[Win] Use _mm_lfence for emitting lfence
Comment 1 karogyoker2+webkit 2018-07-30 09:45:27 PDT 
This might be opened in the security category, as currently no LFENCE is emitted at all in case of a Windows build.
Comment 2 karogyoker2+webkit 2018-08-03 21:25:08 PDT 
According to Filip Pizlo[1] emitting lfence is not needed so I think this bug can be closed as WONTFIX.

[1]: https://bugs.webkit.org/show_bug.cgi?id=188145#c16
Comment 3 Yusuke Suzuki 2018-08-10 10:47:38 PDT 
Now lfence is removed.