Re: Intrinsic methods and time to safepoint

2021-09-17 Thread Roland Westrelin
> OK. I guess the problem is that the call to the stub doesn't have an oop > map. Assuming you can get the oop map in stub, deoptimization could still be delayed until the stub is exited. Is that considered a problem? Actually I'm not even sure the loop synthesized from IR nodes is feasible: wh

Re: Intrinsic methods and time to safepoint

2021-09-17 Thread Andrew Haley
On 9/17/21 10:13 AM, Roland Westrelin wrote: > >> OK. I guess the problem is that the call to the stub doesn't have an oop >> map. > > Assuming you can get the oop map in stub, deoptimization could still be > delayed until the stub is exited. Is that considered a problem? > > Actually I'm not ev

Re: Intrinsic methods and time to safepoint

2021-09-17 Thread Andrew Haley
On 9/16/21 1:28 PM, Roland Westrelin wrote: > >> I believe we should have a policy to cover how long an intrinsic can >> delay without responding to a safepoint, and that it should be in the >> millisecond range. It would make almost no difference to the >> performance of encryption if chunks hand