Re: [libgomp] Ask for help on an improvement for synchronization overhead

2020-05-06 Thread Ray Kim via Gcc
On Wed, 2020-05-06 at 09:08 -0300, Adhemerval Zanella via Gcc wrote: > > On 30/04/2020 18:12, Jakub Jelinek wrote: > > On Thu, Apr 30, 2020 at 05:37:26PM -0300, Adhemerval Zanella via Gcc wrote: > > > Hi all, I would like to check if someone could help me figure out > > > an issue I am chasing on

Re: [libgomp] Ask for help on an improvement for synchronization overhead

2020-05-06 Thread Adhemerval Zanella via Gcc
On 30/04/2020 18:12, Jakub Jelinek wrote: > On Thu, Apr 30, 2020 at 05:37:26PM -0300, Adhemerval Zanella via Gcc wrote: >> Hi all, I would like to check if someone could help me figure out >> an issue I am chasing on a libgomp patch intended to partially >> address the issue described at BZ#7978

Re: [libgomp] Ask for help on an improvement for synchronization overhead

2020-04-30 Thread Jakub Jelinek via Gcc
On Thu, Apr 30, 2020 at 05:37:26PM -0300, Adhemerval Zanella via Gcc wrote: > Hi all, I would like to check if someone could help me figure out > an issue I am chasing on a libgomp patch intended to partially > address the issue described at BZ#79784. > > I have identified that one of the bottlen

[libgomp] Ask for help on an improvement for synchronization overhead

2020-04-30 Thread Adhemerval Zanella via Gcc
Hi all, I would like to check if someone could help me figure out an issue I am chasing on a libgomp patch intended to partially address the issue described at BZ#79784. I have identified that one of the bottlenecks is the global barrier used on both thread pool and team which causes a lof of ca