[PATCH] D53888: [SelectionDAG] Handle constant range [0, 1) in lowerRangeToAssertZExt

[Nicolai Hähnle via Phabricator via llvm-commits]

nhaehnle added inline comments.


================
Comment at: test/CodeGen/AMDGPU/zext-lid.ll:49
+; which is a special case as an AssertZext from width 0 is invalid.
+; OPT: tail call i32 @llvm.amdgcn.workitem.id.x(), !range !4
+define amdgpu_kernel void @zext_grp_size_1x1x1(i32 addrspace(1)* nocapture %arg) #0 !reqd_work_group_size !1 {
----------------
Needs an OPT-LABEL


Repository:
  rL LLVM

https://reviews.llvm.org/D53888