|Summary:||[ftlopt] DFG should not exit due to inadequate profiling coverage when it can trivially fill in the profiling coverage due to variable constant inference and the better prediction modeling of typed array GetByVals|
|Product:||WebKit||Reporter:||Filip Pizlo <fpizlo>|
|Severity:||Normal||CC:||barraclough, ggaren, mark.lam, mhahnenberg, msaboff, oliver, sam|
|Version:||528+ (Nightly build)|
Description Filip Pizlo 2014-05-13 19:39:08 PDT
Comment 2 Geoffrey Garen 2014-05-13 20:10:29 PDT
Comment on attachment 231427 [details] the patch Do we need a js/regress test?
Comment 3 Filip Pizlo 2014-05-13 20:11:36 PDT
(In reply to comment #2) > (From update of attachment 231427 [details]) > Do we need a js/regress test? I don't think so - this already gets a nice SunSpider win. It's hard to test convergence with a synthetic benchmark, since for very small programs, even if we recompile a few times it ends up being cheap.