[PATCH] D152649: [AMDGPU] Enable Atomic Optimizer and Default to Iterative Scan Strategy.

Fri Jun 23 04:20:01 PDT 2023

jhuber6 added a comment.

In D152649#4443909 <https://reviews.llvm.org/D152649#4443909>, @pravinjagtap wrote:

> In D152649#4431258 <https://reviews.llvm.org/D152649#4431258>, @jhuber6 wrote:
>
>> @jplehr @ronlieb
>>
>> This patch seems to have had catastrophic results on the build times in the `libc` project. See the buildbot where the build times have gone from ~15 minutes to over an hour https://lab.llvm.org/staging/#/builders/247. Reverting this patch causes the time for my to build a test to go from 55 seconds to 5 seconds. I can try to get pass timing later.
>
> Hello @jhuber6 , Did D153261 <https://reviews.llvm.org/D153261> recover the regression?

Yes, I reverted the disabling on Tuesday.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D152649/new/

https://reviews.llvm.org/D152649