[PATCH] D80175: [PowerPC][MachineCombiner] reassociate fma to expose more ILP

[ChenZheng via Phabricator via llvm-commits]

shchenz added a comment.

In D80175#2092047 <https://reviews.llvm.org/D80175#2092047>, @shchenz wrote:

> @AaronLiu Thanks for posting your concerns.
>  @nemanjai Thanks for your explanation and suggestion. I am happy to add an option to control `MachineCombiner` pass on PowerPC later.


There is already one hidden option used to turn on/off machine combiner pass on PowerPC.

  static cl::opt<bool>
  EnableMachineCombinerPass("ppc-machine-combiner",
                            cl::desc("Enable the machine combiner pass"),
                            cl::init(true), cl::Hidden);


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D80175/new/

https://reviews.llvm.org/D80175