Bug 103791
| Summary: | [v8?] DOM traversal test became bimodal | ||
|---|---|---|---|
| Product: | WebKit | Reporter: | Ojan Vafai <ojan> |
| Component: | DOM | Assignee: | Nobody <webkit-unassigned> |
| Status: | RESOLVED WONTFIX | ||
| Severity: | Normal | CC: | abarth, andersca, haraken |
| Priority: | P2 | ||
| Version: | 528+ (Nightly build) | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
Ojan Vafai
Range: http://trac.webkit.org/log/?verbose=on&rev=136017&stop_rev=136010
Could it possibly be http://trac.webkit.org/changeset/136015/ ?
http://build.chromium.org/f/chromium/perf/mac-release-10.6-webkit-latest/dom_perf/report.html?rev=170457&graph=DOMDivWalk&history=50
http://build.chromium.org/f/chromium/perf/mac-release-10.6-webkit-latest/dom_perf/report.html?rev=170457&graph=DOMDivWalk&history=50
http://build.chromium.org/f/chromium/perf/mac-release-10.6-webkit-latest/dromaeo_domcoretraverse/report.html?rev=170457&graph=dom_traverse_nextSibling&history=50
| Attachments | ||
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| Add attachment proposed patch, testcase, etc. |
Ojan Vafai
Actually, it looks like it might be an actual regression.
http://build.chromium.org/f/chromium/perf/mac-release-10.6/dromaeo_domcoretraverse/report.html?history=90&rev=170138&graph=dom_traverse_previousSibling
Adam Barth
Ok. Let's roll http://trac.webkit.org/changeset/136015/ out. It adds an instruction into a host code path, which is why I made the original change.
Adam Barth
Rolled out in http://trac.webkit.org/changeset/136313. Let's see if that heals the bots.
Anders Carlsson
V8 is gone.