From cfca06d7963fa0909f90483b42a6d7d194d01e08 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 26 Jul 2020 19:36:28 +0000
Subject: Vendor import of llvm-project master 2e10b7a39b9, the last commit
 before the llvmorg-12-init tag, from which release/11.x was branched.

---
 llvm/lib/Target/PowerPC/PPCFrameLowering.h | 21 ++++++++++-----------
 1 file changed, 10 insertions(+), 11 deletions(-)

(limited to 'llvm/lib/Target/PowerPC/PPCFrameLowering.h')

diff --git a/llvm/lib/Target/PowerPC/PPCFrameLowering.h b/llvm/lib/Target/PowerPC/PPCFrameLowering.h
index a5fbc9acbb28c..8bf52c0ed01ab 100644
--- a/llvm/lib/Target/PowerPC/PPCFrameLowering.h
+++ b/llvm/lib/Target/PowerPC/PPCFrameLowering.h
@@ -61,8 +61,8 @@ class PPCFrameLowering: public TargetFrameLowering {
   bool findScratchRegister(MachineBasicBlock *MBB,
                            bool UseAtEnd,
                            bool TwoUniqueRegsRequired = false,
-                           unsigned *SR1 = nullptr,
-                           unsigned *SR2 = nullptr) const;
+                           Register *SR1 = nullptr,
+                           Register *SR2 = nullptr) const;
   bool twoUniqueScratchRegsRequired(MachineBasicBlock *MBB) const;
 
   /**
@@ -100,6 +100,8 @@ public:
   /// the function.
   void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
   void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
+  void inlineStackProbe(MachineFunction &MF,
+                        MachineBasicBlock &PrologMBB) const override;
 
   bool hasFP(const MachineFunction &MF) const override;
   bool needsFP(const MachineFunction &MF) const;
@@ -113,7 +115,7 @@ public:
 
   bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
                                  MachineBasicBlock::iterator MI,
-                                 const std::vector<CalleeSavedInfo> &CSI,
+                                 ArrayRef<CalleeSavedInfo> CSI,
                                  const TargetRegisterInfo *TRI) const override;
   /// This function will assign callee saved gprs to volatile vector registers
   /// for prologue spills when applicable. It returns false if there are any
@@ -127,10 +129,11 @@ public:
   eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
                                 MachineBasicBlock::iterator I) const override;
 
-  bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
-                                  MachineBasicBlock::iterator MI,
-                                  std::vector<CalleeSavedInfo> &CSI,
-                                  const TargetRegisterInfo *TRI) const override;
+  bool
+  restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
+                              MachineBasicBlock::iterator MI,
+                              MutableArrayRef<CalleeSavedInfo> CSI,
+                              const TargetRegisterInfo *TRI) const override;
 
   /// targetHandlesStackFrameRounding - Returns true if the target is
   /// responsible for rounding up the stack frame (probably at emitPrologue
@@ -153,10 +156,6 @@ public:
   /// base pointer.
   unsigned getBasePointerSaveOffset() const;
 
-  /// getCRSaveOffset - Return the previous frame offset to save the
-  /// CR register.
-  unsigned getCRSaveOffset() const { return CRSaveOffset; }
-
   /// getLinkageSize - Return the size of the PowerPC ABI linkage area.
   ///
   unsigned getLinkageSize() const { return LinkageSize; }
-- 
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