[llvm] [DXIL] Implement pow lowering (PR #86733)

[Joshua Batista via llvm-commits]

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@@ -197,6 +198,26 @@ static bool expandLog10Intrinsic(CallInst *Orig) {
   return expandLogIntrinsic(Orig, numbers::ln2f / numbers::ln10f);
 }
 
+static bool expandPowIntrinsic(CallInst *Orig) {
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bob80905 wrote:

It's strange how the function has no choice but to return true. I see other similar functions do the same. Would it break convention to instead have this be a void function, and directly return true at the call site? I think it would be less confusing.

https://github.com/llvm/llvm-project/pull/86733