tree 166a77d72a6ea12790329df9125dbcd4c07f57fa
parent f7d6a8bc694dc2b96d5b2625b40f32e7ed444b4f
author Philip Reames <listmail@philipreames.com> 1571505782 +0000
committer Philip Reames <listmail@philipreames.com> 1571505782 +0000

[SCEV] Simplify umin/max of zext and sext of the same value

This is a common idiom which arises after induction variables are widened, and we have two or more exit conditions.  Interestingly, we don't have instcombine or instsimplify support for this either.

Differential Revision: https://reviews.llvm.org/D69006


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@375349 91177308-0d34-0410-b5e6-96231b3b80d8