Bug 84272 - JSVALUE32_64 should be able to perform division on ARM without crashing, and variables forced double should not be scrambled when performing OSR entry
Summary: JSVALUE32_64 should be able to perform division on ARM without crashing, and ...
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: JavaScriptCore (show other bugs)
Version: 528+ (Nightly build)
Hardware: All All
: P2 Normal
Assignee: Nobody
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-04-18 13:18 PDT by Filip Pizlo
Modified: 2013-07-25 03:57 PDT (History)
0 users

See Also:


Attachments
the patch (2.59 KB, patch)
2012-04-18 13:23 PDT, Filip Pizlo
ggaren: review+
Details | Formatted Diff | Diff
A testcase file which is related to this patch (3.77 KB, text/html)
2013-07-25 03:57 PDT, Chen Zhixiang
no flags Details

Note You need to log in before you can comment on or make changes to this bug.
Description Filip Pizlo 2012-04-18 13:18:57 PDT
Patch forthcoming.
Comment 1 Filip Pizlo 2012-04-18 13:23:46 PDT
Created attachment 137754 [details]
the patch
Comment 2 Geoffrey Garen 2012-04-18 13:26:39 PDT
Comment on attachment 137754 [details]
the patch

r=me
Comment 3 Filip Pizlo 2012-04-18 15:33:33 PDT
Landed in http://trac.webkit.org/changeset/114570
Comment 4 Chen Zhixiang 2013-07-25 03:57:40 PDT
Created attachment 207446 [details]
A testcase file which is related to this patch

I have been recently investigate a calculating error problem in Sunspider math-cordic.js case,
Which occurs in 2012/3's webkit, but fixed in 2013/4's webkit (qtwebkit-2.3.1),
after a dozen of Git "bisect" compile,
and finally I could locate to this patch,