AuroraMiddleware/v8
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4 Commits

Author SHA1 Message Date
Mike Stanton
fb922b1764 [TurboFan] Allow unreliable maps in array builtins 
We don't currently inline array builtins if we detect any side effects
between the load of the receiver map and the call to the builtin.
The introduction of a map check allows us to be more permissive.

Bug: v8:7250
Change-Id: I6b3f9243f6506eff45c0d727c47a7e8cb8765640
Reviewed-on: https://chromium-review.googlesource.com/849005
Commit-Queue: Michael Stanton <mvstanton@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50620}
 2018-01-16 14:01:29 +00:00
peterwmwong
61e2f270d8 [turbofan] Array.prototype.findIndex inlining. 
Support inlining Array.prototype.findIndex in Turbofan.
Depending on array size, quick benchmarks show a >2x
improvement: https://github.com/peterwmwong/v8-perf/blob/master/array-find-findIndex-tf/README.md

Bug: chromium:791045, v8:1956, v8:7165
Change-Id: I250554885f924c97b0072e09ee289713df5cbe63
Reviewed-on: https://chromium-review.googlesource.com/824382
Commit-Queue: Peter Wong <peter.wm.wong@gmail.com>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50133}
 2017-12-15 16:32:26 +00:00
peterwmwong
e2ce2e0aff [turbofan] Fix Array.p.find handling of holes in double elements 
Bug: chromium:791045, v8:1956
Change-Id: I1400fc95b78e0f4771867d136377b14aed5bd4f4
Reviewed-on: https://chromium-review.googlesource.com/819510
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50061}
 2017-12-13 05:38:17 +00:00
peterwmwong
a837ef8a9a [turbofan] Array.prototype.find inlining. 
Support inlining Array.prototype.find in Turbofan.
Quick benchmarks show >2x improvement for Smi and
Double packed arrays: https://github.com/peterwmwong/v8-perf/blob/master/array-find-tf/README.md

Bug: chromium:791045, v8:1956
Change-Id: I9a6882be9bc3e1e84df372a24bd0f85897cf92a0
Reviewed-on: https://chromium-review.googlesource.com/818193
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49987}
 2017-12-11 11:16:09 +00:00