[VPlan] Clarify transform name to handlMaxNumNumReductions. (NFC)

Clarify name as suggested in #149736,
as only FMaxNum and FMinNum are handled.

Author: fhahn

llvm/lib/Transforms/Vectorize/LoopVectorize.cpp

@@ -8793,8 +8793,8 @@ VPlanPtr LoopVectorizationPlanner::tryToBuildVPlanWithVPRecipes(
 
   // Apply mandatory transformation to handle FP maxnum/minnum reduction with
   // NaNs if possible, bail out otherwise.
-  if (!VPlanTransforms::runPass(
-          VPlanTransforms::handleMaxMinNumReductionsWithoutFastMath, *Plan))
+  if (!VPlanTransforms::runPass(VPlanTransforms::handleMaxMinNumReductions,
+                                *Plan))
     return nullptr;
 
   // Transform recipes to abstract recipes if it is legal and beneficial and

llvm/lib/Transforms/Vectorize/VPlanConstruction.cpp

@@ -653,7 +653,7 @@ void VPlanTransforms::attachCheckBlock(VPlan &Plan, Value *Cond,
   }
 }
 
-bool VPlanTransforms::handleMaxMinNumReductionsWithoutFastMath(VPlan &Plan) {
+bool VPlanTransforms::handleMaxMinNumReductions(VPlan &Plan) {
   auto GetMinMaxCompareValue = [](VPReductionPHIRecipe *RedPhiR) -> VPValue * {
     auto *MinMaxR = dyn_cast<VPRecipeWithIRFlags>(
         RedPhiR->getBackedgeValue()->getDefiningRecipe());

llvm/lib/Transforms/Vectorize/VPlanTransforms.h

@@ -107,7 +107,7 @@ struct VPlanTransforms {
   /// try to update the vector loop to exit early if any input is NaN and resume
   /// executing in the scalar loop to handle the NaNs there. Return false if
   /// this attempt was unsuccessful.
-  static bool handleMaxMinNumReductionsWithoutFastMath(VPlan &Plan);
+  static bool handleMaxMinNumReductions(VPlan &Plan);
 
   /// Clear NSW/NUW flags from reduction instructions if necessary.
   static void clearReductionWrapFlags(VPlan &Plan);