AMDGPU/SI: Query AA, if available, in areMemAccessesTriviallyDisjoint()

Summary:
The SILoadStoreOptimizer will need to use AliasAnalysis here in order to
move it before scheduling.

Reviewers: arsenm

Subscribers: arsenm, llvm-commits, kzhuravl

Differential Revision: https://reviews.llvm.org/D23813

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@279963 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed