[wwwdocs] gcc-12/changes.html (GCN): >1 workers per gang

Thomas Schwinge Thomas_Schwinge@mentor.com
Mon Aug 16 09:28:17 GMT 2021


On 2021-08-16T10:34:34+0200, "Stubbs, Andrew" <Andrew_Stubbs@mentor.com> wrote:
>> In other words:  For gangs > #CUs or >1 gang per CU, the following patch
>> is needed:
>>    [OG11] https://gcc.gnu.org/g:4dcd1e1f4e6b451aac44f919b8eb3ac49292b308
>>    [email] https://gcc.gnu.org/pipermail/gcc-patches/2020-July/550102.html
>>       "not suitable for mainline until the multiple-worker support is merged
>> there"
>> @Andrew + @Julian:  Do you intent to commit it relatively soon?
>> Regarding the wwwdocs patch, I can hold off until that commit or reword
>> it to only cover the workers part.
> Were these not part of the patch set Thomas was working on?

That one is "amdgcn: Tune default OpenMP/OpenACC GPU utilization", which
indeed I'm planning to handle in the next few weeks.  So I suggest we
simply hold back Tobias' 'gcc-12/changes.html' patch until that time.

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