Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/AMDGPU/coalescer_distribute.ll

@@ -1,53 +0,0 @@
-; RUN: llc -o /dev/null %s
-; This testcase produces a situation with unused value numbers in subregister
-; liveranges that get distributed by ConnectedVNInfoEqClasses.
-target triple = "amdgcn--"
-
-define spir_kernel void @hoge() {
-bb:
-  %tmp = tail call i32 @llvm.amdgcn.workitem.id.x()
-  br i1 undef, label %bb2, label %bb23
-
-bb2:
-  br i1 undef, label %bb6, label %bb8
-
-bb6:
-  %tmp7 = or i64 undef, undef
-  br label %bb8
-
-bb8:
-  %tmp9 = phi i64 [ %tmp7, %bb6 ], [ undef, %bb2 ]
-  %tmp10 = icmp eq i32 %tmp, 0
-  br i1 %tmp10, label %bb11, label %bb23
-
-bb11:
-  br i1 undef, label %bb20, label %bb17
-
-bb17:
-  br label %bb20
-
-bb20:
-  %tmp21 = phi i64 [ undef, %bb17 ], [ %tmp9, %bb11 ]
-  %tmp22 = trunc i64 %tmp21 to i32
-  br label %bb23
-
-bb23:
-  %tmp24 = phi i32 [ %tmp22, %bb20 ], [ undef, %bb8 ], [ undef, %bb ]
-  br label %bb25
-
-bb25:
-  %tmp26 = phi i32 [ %tmp24, %bb23 ], [ undef, %bb25 ]
-  br i1 undef, label %bb25, label %bb30
-
-bb30:
-  br i1 undef, label %bb32, label %bb34
-
-bb32:
-  %tmp33 = zext i32 %tmp26 to i64
-  br label %bb34
-
-bb34:
-  ret void
-}
-
-declare i32 @llvm.amdgcn.workitem.id.x()