[Webkit-unassigned] [Bug 145366] FTL is not working on Windows.
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue May 26 15:28:29 PDT 2015
https://bugs.webkit.org/show_bug.cgi?id=145366
--- Comment #14 from Csaba Osztrogonác <ossy at webkit.org> ---
(In reply to comment #12)
> (In reply to comment #11)
> >
> > You'll need to verify much more than SunSpider. ;-)
> >
> > Can you run JSC stress tests?
> >
>
> I get the same stress test results with and without this patch:
>
> ** The following JSC stress test failures have been introduced:
>
> jsc-layout-tests.yaml/js/script-tests/function-apply-aliased.js.layout-no-
> cjit
> jsc-layout-tests.yaml/js/script-tests/math.js.layout
>
> jsc-layout-tests.yaml/js/script-tests/math.js.layout-dfg-eager-no-cjit
> jsc-layout-tests.yaml/js/script-tests/math.js.layout-no-cjit
> jsc-layout-tests.yaml/js/script-tests/math.js.layout-no-llint
>
> Results for JSC stress tests:
> 5 failures found.
>
> How do I know that FTL kicks in as often as it should?
>
> > I don't know what __powidf2 is.
>
> I'm not sure, but I think __powidf2 is a function in the gcc c runtime lib,
> which llvm is using to implement the powi intrinsic. I tried to replace this
> with pow on Windows.
Have you passed --ftl-jit to run-javascriptcore-tests?
(Without this option FTL JIT is disabled on non Apple Mac platforms.)
You can set JSC_ftlCrashes=1 environment variable
to check if a test triggers FTL compilation or not.
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