PGO not only for own code but for D runtime & Phobos too?
james.blachly at gmail.com
Fri Oct 4 00:51:47 UTC 2019
On 10/3/19 6:34 PM, Arun Chandrasekaran wrote:
> On Thursday, 3 October 2019 at 16:01:19 UTC, Jon Degenhardt wrote:
>> On Thursday, 3 October 2019 at 15:15:44 UTC, Robert M. Münch wrote:
>>> Did anyone already try to use PGO with his own code and for the D
>>> runtime and phobos?
>>> Any indication how big the performance difference is when the D
>>> runtime and Phobos is compiled using PGO?
>> I did a study of LTO and PGO on the combined application and libraries
>> (druntime & phobos). It's available here:
>> For the apps tested it's a big win to include druntime and phobos in
>> the LTO/PGO target. PGO makes a difference standalone, though I didn't
>> try to separate the app code from the druntime/phobos code.
> A very interesting and entertaining talk on measuring performance
> I thought only Andrei can make tech talk hilarious and interesting at
> the same time. This one exceeded my expectations.
"Video unavailable" :-(
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