[llvm] [InstSimplify] Simplify select if it combinated `and/or/xor` (PR #73362)

[Yingwei Zheng via llvm-commits]

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@@ -4585,6 +4585,57 @@ static Value *simplifySelectWithFakeICmpEq(Value *CmpLHS, Value *CmpRHS,
                                Pred == ICmpInst::ICMP_EQ);
 }
 
+/// Try to simplify the Select instruction consisting of add/or/xor.
+static Value *simplifySpecificBitOp(Value *CmpLHS, Value *CmpRHS,
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dtcxzyw wrote:

The function name `simplifySpecificBitOp` is ambiguous.

https://github.com/llvm/llvm-project/pull/73362