[regexp] Optimize regexp bytecode analysis [v8/v8 : main]

0 views

Skip to first unread message

Jakob Linke (Gerrit)

unread,

Apr 3, 2026, 2:04:34 PM (3 days ago) Apr 3

to Patrick Thier, chrom...@appspot.gserviceaccount.com, V8 LUCI CQ, jgrube...@chromium.org, pthier...@chromium.org, v8-re...@googlegroups.com

Attention needed from Patrick Thier

Jakob Linke voted and added 1 comment

Votes added by Jakob Linke

Auto-Submit

1 comment

Patchset-level comments

File-level comment, Patchset 5 (Latest):

Jakob Linke . resolved

ptal. Nothing happening here other than refactoring.

Interesting that m1 shows such strong regressions with --regexp_bytecode_analysis. I don't see anything like that locally. BytecodeAnalysis in the 0.0X% range in profiles.

Open in Gerrit

Related details

Attention is currently required from:

Patrick Thier

Submit Requirements:

Code-Owners
Code-Review
Review-Enforcement

Inspect html for hidden footers to help with email filtering. To unsubscribe visit settings.

Gerrit

satisfied_requirement

unsatisfied_requirement

open

diffy

chromeperf@appspot.gserviceaccount.com (Gerrit)

unread,

Apr 3, 2026, 2:05:40 PM (3 days ago) Apr 3

to Jakob Linke, Patrick Thier, V8 LUCI CQ, jgrube...@chromium.org, pthier...@chromium.org, v8-re...@googlegroups.com

Attention needed from Jakob Linke and Patrick Thier

Message from chrom...@appspot.gserviceaccount.com

📍 Job mac-m4-mini-perf/jetstream-main.crossbench complete.

prismjs-startup-es6: base median = 612.7084909193863 -> patched median = 565.1555496203478
validatorjs: base median = 750.9150114855296 -> patched median = 704.3381679286344

See results at: https://pinpoint-dot-chromeperf.appspot.com/job/1771f5f7090000