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(parent: 1372499) | patch
Reduce heavy runtime calls from debug mirrors.
authorulan@chromium.org <ulan@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 7 Mar 2014 10:25:53 +0000 (10:25 +0000)
committerulan@chromium.org <ulan@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Fri, 7 Mar 2014 10:25:53 +0000 (10:25 +0000)
commita1e59cca73ec8af873d330a117f50101bb4566af
tree02f38fefbe4159887d5801f57bdee8cb2f85b624tree | snapshot
parent137249916f761d138f7cb3bf634e3c1035fa1797commit | diff
Reduce heavy runtime calls from debug mirrors.

Cache results of some heavy calls into C++.
This alone will boost the speed up to 18% on some real world scenarios.

BUG=chromium:340285
LOG=Y
R=ulan@chromium.org, yangguo@chromium.org, Yang, rossberg, ulan, yurys

Review URL: https://codereview.chromium.org/184483004

Patch from Andrey Adaykin <aandrey@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19714 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/mirror-debugger.js diff | blob | history
Domain: Web Framework / Web Engine;