[PATCH] D82638: [MachineCopyPropagation] BackwardPropagatableCopy: add check for hasOverlappingMultipleDef

[Kai Luo via Phabricator via llvm-commits]

lkail added a comment.

Hi @simonwallis2 , you can create an MIR test by

  llc -simplify-mir -verify-machineinstrs -mtriple=arm-eabi -stop-before=machine-cp foo.ll -o foo.mir

and then add RUN line for it

  RUN: llc -simplify-mir -verify-machineinstrs -mtriple=arm-eabi -run-pass=machine-cp %s -o - | FileCheck %s


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D82638/new/

https://reviews.llvm.org/D82638