Update comment

Author: lukel97

llvm/include/llvm/Analysis/TargetTransformInfo.h

@@ -1847,8 +1847,8 @@ class TargetTransformInfo {
   /// otherwise scalar epilogue loop.
   LLVM_ABI bool preferEpilogueVectorization() const;
 
-  /// \returns True if the loop vectorizer should discard any VFs that may have
-  /// too high of a register pressure as determined by getNumberOfRegisters.
+  /// \returns True if the loop vectorizer should discard any VFs where the
+  /// maximum register pressure exceeds getNumberOfRegisters.
   LLVM_ABI bool shouldConsiderVectorizationRegPressure() const;
 
   /// \returns True if the target wants to expand the given reduction intrinsic