Bug 64911 - DFG non-speculative JIT does not use() the aliased GetByVal, resulting in bloated use counts
Summary: DFG non-speculative JIT does not use() the aliased GetByVal, resulting in blo...
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: 2011-07-20 17:36 PDT by Filip Pizlo
Modified: 2011-07-20 19:12 PDT (History)
3 users (show)

See Also:


Attachments
the patch (1.31 KB, patch)
2011-07-20 17:38 PDT, Filip Pizlo
no flags Details | Formatted Diff | Diff

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Description Filip Pizlo 2011-07-20 17:36:23 PDT
The DFG non-speculative JIT does not use() the aliased GetByVal when compiling GetByVal, which results in that first GetByVal's use count never dropping to zero.  The DFG non-speculative JIT should call use() on the aliased GetByVal.
Comment 1 Filip Pizlo 2011-07-20 17:38:51 PDT
Created attachment 101535 [details]
the patch
Comment 2 WebKit Review Bot 2011-07-20 19:12:38 PDT
Comment on attachment 101535 [details]
the patch

Clearing flags on attachment: 101535

Committed r91439: <http://trac.webkit.org/changeset/91439>
Comment 3 WebKit Review Bot 2011-07-20 19:12:42 PDT
All reviewed patches have been landed.  Closing bug.