Bug 156389 - Add IC support for arguments.length
Summary: Add IC support for arguments.length
Alias: None
Product: WebKit
Classification: Unclassified
Component: JavaScriptCore (show other bugs)
Version: WebKit Nightly Build
Hardware: All All
: P2 Normal
Assignee: Filip Pizlo
Depends on:
Reported: 2016-04-07 21:00 PDT by Filip Pizlo
Modified: 2016-04-08 12:37 PDT (History)
5 users (show)

See Also:

the patch (67.39 KB, patch)
2016-04-08 11:02 PDT, Filip Pizlo
fpizlo: review-
Details | Formatted Diff | Diff
the patch (35.14 KB, patch)
2016-04-08 11:07 PDT, Filip Pizlo
ggaren: review+
Details | Formatted Diff | Diff

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Description Filip Pizlo 2016-04-07 21:00:18 PDT
Patch forthcoming.
Comment 1 Filip Pizlo 2016-04-08 11:02:47 PDT
Created attachment 276016 [details]
the patch
Comment 2 Filip Pizlo 2016-04-08 11:03:11 PDT
Comment on attachment 276016 [details]
the patch

Ugh, never mind.
Comment 3 Filip Pizlo 2016-04-08 11:07:08 PDT
Created attachment 276018 [details]
the patch
Comment 4 Geoffrey Garen 2016-04-08 11:18:01 PDT
Comment on attachment 276018 [details]
the patch

Comment 5 Filip Pizlo 2016-04-08 11:23:53 PDT
I'm still testing this, it'll be a while.  I'm worried that I messed up DFG's profiling of .length, so I'll test everything.
Comment 6 Filip Pizlo 2016-04-08 12:37:26 PDT
Landed in http://trac.webkit.org/changeset/199240