[PATCH] D89665: [LSR] ignore profitable chain optimization when instruction number is the major cost

[ChenZheng via Phabricator via llvm-commits]

shchenz added subscribers: jonpa, uweigand.
shchenz added a comment.

@jonpa  @uweigand  FYI as well for SystemZ. SystemZ does not take register number as major cost either.


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  https://reviews.llvm.org/D89665/new/

https://reviews.llvm.org/D89665