[mips] Define overloaded versions of storeRegToStack and loadRegFromStack.

No functionality changes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178327 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/Mips16InstrInfo.cpp b/lib/Target/Mips/Mips16InstrInfo.cpp
index fd3cc8f..17dd2c0 100644
--- a/lib/Target/Mips/Mips16InstrInfo.cpp
+++ b/lib/Target/Mips/Mips16InstrInfo.cpp
@@ -98,10 +98,10 @@
 }
 
 void Mips16InstrInfo::
-storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
-                    unsigned SrcReg, bool isKill, int FI,
-                    const TargetRegisterClass *RC,
-                    const TargetRegisterInfo *TRI) const {
+storeRegToStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
+                unsigned SrcReg, bool isKill, int FI,
+                const TargetRegisterClass *RC, const TargetRegisterInfo *TRI,
+                int64_t Offset) const {
   DebugLoc DL;
   if (I != MBB.end()) DL = I->getDebugLoc();
   MachineMemOperand *MMO = GetMemOperand(MBB, FI, MachineMemOperand::MOStore);
@@ -110,14 +110,13 @@
     Opc = Mips::SwRxSpImmX16;
   assert(Opc && "Register class not handled!");
   BuildMI(MBB, I, DL, get(Opc)).addReg(SrcReg, getKillRegState(isKill))
-    .addFrameIndex(FI).addImm(0).addMemOperand(MMO);
+    .addFrameIndex(FI).addImm(Offset).addMemOperand(MMO);
 }
 
 void Mips16InstrInfo::
-loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
-                     unsigned DestReg, int FI,
-                     const TargetRegisterClass *RC,
-                     const TargetRegisterInfo *TRI) const {
+loadRegFromStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
+                 unsigned DestReg, int FI, const TargetRegisterClass *RC,
+                 const TargetRegisterInfo *TRI, int64_t Offset) const {
   DebugLoc DL;
   if (I != MBB.end()) DL = I->getDebugLoc();
   MachineMemOperand *MMO = GetMemOperand(MBB, FI, MachineMemOperand::MOLoad);
@@ -126,7 +125,7 @@
   if (Mips::CPU16RegsRegClass.hasSubClassEq(RC))
     Opc = Mips::LwRxSpImmX16;
   assert(Opc && "Register class not handled!");
-  BuildMI(MBB, I, DL, get(Opc), DestReg).addFrameIndex(FI).addImm(0)
+  BuildMI(MBB, I, DL, get(Opc), DestReg).addFrameIndex(FI).addImm(Offset)
     .addMemOperand(MMO);
 }
 
diff --git a/lib/Target/Mips/Mips16InstrInfo.h b/lib/Target/Mips/Mips16InstrInfo.h
index 1cb1dfe..a77a904 100644
--- a/lib/Target/Mips/Mips16InstrInfo.h
+++ b/lib/Target/Mips/Mips16InstrInfo.h
@@ -48,17 +48,19 @@
                            unsigned DestReg, unsigned SrcReg,
                            bool KillSrc) const;
 
-  virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
-                                   MachineBasicBlock::iterator MBBI,
-                                   unsigned SrcReg, bool isKill, int FrameIndex,
-                                   const TargetRegisterClass *RC,
-                                   const TargetRegisterInfo *TRI) const;
+  virtual void storeRegToStack(MachineBasicBlock &MBB,
+                               MachineBasicBlock::iterator MBBI,
+                               unsigned SrcReg, bool isKill, int FrameIndex,
+                               const TargetRegisterClass *RC,
+                               const TargetRegisterInfo *TRI,
+                               int64_t Offset) const;
 
-  virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
-                                    MachineBasicBlock::iterator MBBI,
-                                    unsigned DestReg, int FrameIndex,
-                                    const TargetRegisterClass *RC,
-                                    const TargetRegisterInfo *TRI) const;
+  virtual void loadRegFromStack(MachineBasicBlock &MBB,
+                                MachineBasicBlock::iterator MBBI,
+                                unsigned DestReg, int FrameIndex,
+                                const TargetRegisterClass *RC,
+                                const TargetRegisterInfo *TRI,
+                                int64_t Offset) const;
 
   virtual bool expandPostRAPseudo(MachineBasicBlock::iterator MI) const;
 
diff --git a/lib/Target/Mips/MipsInstrInfo.h b/lib/Target/Mips/MipsInstrInfo.h
index 3cd9088..8c05d97 100644
--- a/lib/Target/Mips/MipsInstrInfo.h
+++ b/lib/Target/Mips/MipsInstrInfo.h
@@ -86,6 +86,36 @@
   /// Return the number of bytes of code the specified instruction may be.
   unsigned GetInstSizeInBytes(const MachineInstr *MI) const;
 
+  virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
+                                   MachineBasicBlock::iterator MBBI,
+                                   unsigned SrcReg, bool isKill, int FrameIndex,
+                                   const TargetRegisterClass *RC,
+                                   const TargetRegisterInfo *TRI) const {
+    storeRegToStack(MBB, MBBI, SrcReg, isKill, FrameIndex, RC, TRI, 0);
+  }
+
+  virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
+                                    MachineBasicBlock::iterator MBBI,
+                                    unsigned DestReg, int FrameIndex,
+                                    const TargetRegisterClass *RC,
+                                    const TargetRegisterInfo *TRI) const {
+    loadRegFromStack(MBB, MBBI, DestReg, FrameIndex, RC, TRI, 0);
+  }
+
+  virtual void storeRegToStack(MachineBasicBlock &MBB,
+                               MachineBasicBlock::iterator MI,
+                               unsigned SrcReg, bool isKill, int FrameIndex,
+                               const TargetRegisterClass *RC,
+                               const TargetRegisterInfo *TRI,
+                               int64_t Offset) const = 0;
+
+  virtual void loadRegFromStack(MachineBasicBlock &MBB,
+                                MachineBasicBlock::iterator MI,
+                                unsigned DestReg, int FrameIndex,
+                                const TargetRegisterClass *RC,
+                                const TargetRegisterInfo *TRI,
+                                int64_t Offset) const = 0;
+
 protected:
   bool isZeroImm(const MachineOperand &op) const;
 
diff --git a/lib/Target/Mips/MipsSEInstrInfo.cpp b/lib/Target/Mips/MipsSEInstrInfo.cpp
index a9809ef..c60b99e 100644
--- a/lib/Target/Mips/MipsSEInstrInfo.cpp
+++ b/lib/Target/Mips/MipsSEInstrInfo.cpp
@@ -152,10 +152,10 @@
 }
 
 void MipsSEInstrInfo::
-storeRegToStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
-                    unsigned SrcReg, bool isKill, int FI,
-                    const TargetRegisterClass *RC,
-                    const TargetRegisterInfo *TRI) const {
+storeRegToStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
+                unsigned SrcReg, bool isKill, int FI,
+                const TargetRegisterClass *RC, const TargetRegisterInfo *TRI,
+                int64_t Offset) const {
   DebugLoc DL;
   if (I != MBB.end()) DL = I->getDebugLoc();
   MachineMemOperand *MMO = GetMemOperand(MBB, FI, MachineMemOperand::MOStore);
@@ -175,15 +175,13 @@
 
   assert(Opc && "Register class not handled!");
   BuildMI(MBB, I, DL, get(Opc)).addReg(SrcReg, getKillRegState(isKill))
-    .addFrameIndex(FI).addImm(0).addMemOperand(MMO);
+    .addFrameIndex(FI).addImm(Offset).addMemOperand(MMO);
 }
 
 void MipsSEInstrInfo::
-loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
-                     unsigned DestReg, int FI,
-                     const TargetRegisterClass *RC,
-                     const TargetRegisterInfo *TRI) const
-{
+loadRegFromStack(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
+                 unsigned DestReg, int FI, const TargetRegisterClass *RC,
+                 const TargetRegisterInfo *TRI, int64_t Offset) const {
   DebugLoc DL;
   if (I != MBB.end()) DL = I->getDebugLoc();
   MachineMemOperand *MMO = GetMemOperand(MBB, FI, MachineMemOperand::MOLoad);
@@ -201,7 +199,7 @@
     Opc = IsN64 ? Mips::LDC164_P8 : Mips::LDC164;
 
   assert(Opc && "Register class not handled!");
-  BuildMI(MBB, I, DL, get(Opc), DestReg).addFrameIndex(FI).addImm(0)
+  BuildMI(MBB, I, DL, get(Opc), DestReg).addFrameIndex(FI).addImm(Offset)
     .addMemOperand(MMO);
 }
 
diff --git a/lib/Target/Mips/MipsSEInstrInfo.h b/lib/Target/Mips/MipsSEInstrInfo.h
index 3e22b33..0bf7876 100644
--- a/lib/Target/Mips/MipsSEInstrInfo.h
+++ b/lib/Target/Mips/MipsSEInstrInfo.h
@@ -49,17 +49,19 @@
                            unsigned DestReg, unsigned SrcReg,
                            bool KillSrc) const;
 
-  virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
-                                   MachineBasicBlock::iterator MBBI,
-                                   unsigned SrcReg, bool isKill, int FrameIndex,
-                                   const TargetRegisterClass *RC,
-                                   const TargetRegisterInfo *TRI) const;
+  virtual void storeRegToStack(MachineBasicBlock &MBB,
+                               MachineBasicBlock::iterator MI,
+                               unsigned SrcReg, bool isKill, int FrameIndex,
+                               const TargetRegisterClass *RC,
+                               const TargetRegisterInfo *TRI,
+                               int64_t Offset) const;
 
-  virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
-                                    MachineBasicBlock::iterator MBBI,
-                                    unsigned DestReg, int FrameIndex,
-                                    const TargetRegisterClass *RC,
-                                    const TargetRegisterInfo *TRI) const;
+  virtual void loadRegFromStack(MachineBasicBlock &MBB,
+                                MachineBasicBlock::iterator MI,
+                                unsigned DestReg, int FrameIndex,
+                                const TargetRegisterClass *RC,
+                                const TargetRegisterInfo *TRI,
+                                int64_t Offset) const;
 
   virtual bool expandPostRAPseudo(MachineBasicBlock::iterator MI) const;