[Webkit-unassigned] [Bug 64969] DFG JIT generates inefficient code for speculation failures

Thu Jul 21 12:21:04 PDT 2011

https://bugs.webkit.org/show_bug.cgi?id=64969

Filip Pizlo <fpizlo at apple.com> changed:

           What    |Removed                     |Added
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 Attachment #101626|                            |review?, commit-queue?
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--- Comment #1 from Filip Pizlo <fpizlo at apple.com>  2011-07-21 12:21:04 PST ---
Created an attachment (id=101626)
 --> (https://bugs.webkit.org/attachment.cgi?id=101626&action=review)
the patch

This results in a 1.2% speed-up on SunSpider, is performance neutral on v8-v4 in the SunSpider harness, and a 1% speed-up (mean of score over ten runs, interleaved) in V8 version 6 using the V8 harness.

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