[llvm] [CodeGen] Avoid creating instructions dealing with ones if ones aren't involved in the division (PR #99674)

[Craig Topper via llvm-commits]

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@@ -5213,6 +5213,9 @@ MachineInstr *CombinerHelper::buildUDivUsingMul(MachineInstr &MI) {
     return true;
   };
 
+  bool hasAOne = false;
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topperc wrote:

Variable names should start with capital letter

https://github.com/llvm/llvm-project/pull/99674