1 files changed, 7 insertions, 2 deletions
diff --git a/lib/Target/RISCV/RISCVFrameLowering.h b/lib/Target/RISCV/RISCVFrameLowering.h
index 0e045c3ff853..f4a5949773d9 100644
--- a/lib/Target/RISCV/RISCVFrameLowering.h
+++ b/lib/Target/RISCV/RISCVFrameLowering.h
@@ -22,7 +22,7 @@ class RISCVFrameLowering : public TargetFrameLowering {
 public:
   explicit RISCVFrameLowering(const RISCVSubtarget &STI)
       : TargetFrameLowering(StackGrowsDown,
-                            /*StackAlignment=*/16,
+                            /*StackAlignment=*/Align(16),
                             /*LocalAreaOffset=*/0),
         STI(STI) {}
 
@@ -45,13 +45,18 @@ public:
   eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
                                 MachineBasicBlock::iterator MI) const override;
 
+  // Get the first stack adjustment amount for SplitSPAdjust.
+  // Return 0 if we don't want to to split the SP adjustment in prologue and
+  // epilogue.
+  uint64_t getFirstSPAdjustAmount(const MachineFunction &MF) const;
+
 protected:
   const RISCVSubtarget &STI;
 
 private:
   void determineFrameLayout(MachineFunction &MF) const;
   void adjustReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
-                 const DebugLoc &DL, unsigned DestReg, unsigned SrcReg,
+                 const DebugLoc &DL, Register DestReg, Register SrcReg,
                  int64_t Val, MachineInstr::MIFlag Flag) const;
 };
 }