Add experimental MSP430 MCInstLowering stuff

[oota-llvm.git] / lib / Target / MSP430 / MSP430RegisterInfo.h

diff --git a/lib/Target/MSP430/MSP430RegisterInfo.h b/lib/Target/MSP430/MSP430RegisterInfo.h
index f1c40952636900892e4578a3bbf122ad9ecf43cd..5f3a216866b7990573e4db037ca55b8cb7cf6150 100644 (file)
--- a/lib/Target/MSP430/MSP430RegisterInfo.h
+++ b/lib/Target/MSP430/MSP430RegisterInfo.h
@@ -20,12 +20,18 @@
 namespace llvm {
 
 class TargetInstrInfo;
+class MSP430TargetMachine;
 
 struct MSP430RegisterInfo : public MSP430GenRegisterInfo {
 private:
+  MSP430TargetMachine &TM;
   const TargetInstrInfo &TII;
+
+  /// StackAlign - Default stack alignment.
+  ///
+  unsigned StackAlign;
 public:
-  MSP430RegisterInfo(const TargetInstrInfo &tii);
+  MSP430RegisterInfo(MSP430TargetMachine &tm, const TargetInstrInfo &tii);
 
   /// Code Generation virtual methods...
   const unsigned *getCalleeSavedRegs(const MachineFunction *MF = 0) const;
@@ -34,15 +40,24 @@ public:
     getCalleeSavedRegClasses(const MachineFunction *MF = 0) const;
 
   BitVector getReservedRegs(const MachineFunction &MF) const;
+  const TargetRegisterClass* getPointerRegClass(unsigned Kind = 0) const;
 
   bool hasFP(const MachineFunction &MF) const;
+  bool hasReservedCallFrame(MachineFunction &MF) const;
+
+  void eliminateCallFramePseudoInstr(MachineFunction &MF,
+                                     MachineBasicBlock &MBB,
+                                     MachineBasicBlock::iterator I) const;
 
-  void eliminateFrameIndex(MachineBasicBlock::iterator II,
-                           int SPAdj, RegScavenger *RS = NULL) const;
+  unsigned eliminateFrameIndex(MachineBasicBlock::iterator II,
+                               int SPAdj, int *Value = NULL,
+                               RegScavenger *RS = NULL) const;
 
   void emitPrologue(MachineFunction &MF) const;
   void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
 
+  void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
+
   // Debug information queries.
   unsigned getRARegister() const;
   unsigned getFrameRegister(MachineFunction &MF) const;