[llvm] [VectorCombine] Fold "(or (zext (bitcast X)), (shl (zext (bitcast Y)), C))" -> "(bitcast (concat X, Y))" MOVMSK bool mask style patterns (PR #119559)

[Alexey Bataev via llvm-commits]

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@@ -250,3 +291,5 @@ define i64 @PR111431(<32 x i8> %a0, <32 x i8> %a1, <32 x i8> %a2) {
   %or = or disjoint i64 %shl, %z02
   ret i64 %or
 }
+;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
+; CHECK: {{.*}}
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alexey-bataev wrote:

Drop these lines

https://github.com/llvm/llvm-project/pull/119559