The op_call implementation causes more code to be compiled by DFG, and is revealing bad speculation decisions, which result in large performance regressions especially on sunspider controlflow-recursive.
Created attachment 99906 [details]
Comment on attachment 99906 [details]
Clearing flags on attachment: 99906
Committed r90533: <http://trac.webkit.org/changeset/90533>
All reviewed patches have been landed. Closing bug.