Bug 84272

Summary: JSVALUE32_64 should be able to perform division on ARM without crashing, and variables forced double should not be scrambled when performing OSR entry
Product: WebKit Reporter: Filip Pizlo <fpizlo>
Component: JavaScriptCoreAssignee: Nobody <webkit-unassigned>
Severity: Normal    
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
Description Flags
the patch
ggaren: review+
A testcase file which is related to this patch none

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

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,