diff --git a/llvm/lib/Target/RISCV/RISCVFrameLowering.h b/llvm/lib/Target/RISCV/RISCVFrameLowering.h
--- a/llvm/lib/Target/RISCV/RISCVFrameLowering.h
+++ b/llvm/lib/Target/RISCV/RISCVFrameLowering.h
@@ -57,19 +57,17 @@
                               MutableArrayRef<CalleeSavedInfo> CSI,
                               const TargetRegisterInfo *TRI) const override;
 
-  /**
-   * Returns whether the stack pointer (SP) should be adjusted in two
-   * adjustments in the prologue and epilogue ("split"), or only adjusted once.
-   *
-   * Splitting the SP adjustment can result in better code size.
-   *
-   * The result will be `None` if the SP adjustment should not be split, or an
-   * Optional containing the first adjustment amount if the adjustment should be
-   * split.
-   *
-   * The first SP adjustment will never be more than the function's StackSize,
-   * so that the second SP adjustment is monotinic.
-   */
+  /// Returns whether the stack pointer (SP) should be adjusted in two
+  /// adjustments in the prologue and epilogue ("split"), or only adjusted once.
+  ///
+  /// Splitting the SP adjustment can result in better code size.
+  ///
+  /// The result will be `None` if the SP adjustment should not be split, or an
+  /// Optional containing the first adjustment amount if the adjustment should be
+  /// split.
+  ///
+  /// The first SP adjustment will never be more than the function's StackSize,
+  /// so that the second SP adjustment is monotinic.
   Optional<uint64_t>
   getFirstSPAdjustmentAmount(const MachineFunction &MF) const;