[llvm] ValueTracking: simplify udiv/urem recurrences (PR #108973)

[via llvm-commits]

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@@ -8997,12 +9012,14 @@ bool llvm::matchSimpleRecurrence(const PHINode *P, BinaryOperator *&BO,
     switch (Opcode) {
     default:
       continue;
-    // TODO: Expand list -- xor, div, gep, uaddo, etc..
+    // TODO: Expand list -- sdiv, srem, fadd etc.
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goldsteinn wrote:

why remove the `xor` and `gep` and `uaddo` todos

https://github.com/llvm/llvm-project/pull/108973