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RESOLVED FIXED
170569
Linear scan should run liveness only once
https://bugs.webkit.org/show_bug.cgi?id=170569
Summary
Linear scan should run liveness only once
Filip Pizlo
Reported
2017-04-06 15:01:13 PDT
Patch forthcoming.
Attachments
it's a start
(36.18 KB, patch)
2017-04-06 15:01 PDT
,
Filip Pizlo
no flags
Details
Formatted Diff
Diff
the patch
(42.64 KB, patch)
2017-04-06 16:50 PDT
,
Filip Pizlo
keith_miller
: review+
Details
Formatted Diff
Diff
Show Obsolete
(1)
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Add attachment
proposed patch, testcase, etc.
Filip Pizlo
Comment 1
2017-04-06 15:01:50 PDT
Created
attachment 306430
[details]
it's a start
Filip Pizlo
Comment 2
2017-04-06 16:50:27 PDT
Created
attachment 306437
[details]
the patch another 10% -O1 compile time speed-up
Filip Pizlo
Comment 3
2017-04-06 17:06:57 PDT
(In reply to Filip Pizlo from
comment #2
)
> Created
attachment 306437
[details]
> the patch > > another 10% -O1 compile time speed-up
Actually, further testing shows that it's only a 6% speed-up. Still good though.
Keith Miller
Comment 4
2017-04-06 17:09:33 PDT
Comment on
attachment 306437
[details]
the patch r=me.
Filip Pizlo
Comment 5
2017-04-06 17:11:39 PDT
Landed in
https://trac.webkit.org/changeset/215071/webkit
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