Add encodings and mnemonics for FXSAVE64 and FXRSTOR64.

[oota-llvm.git] / lib / Target / X86 / X86RegisterInfo.h

diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index 702e69dee26b4cfa31752a8d2926c4c9274b7c93..064be64f4916e3941624e4b28d33ebb94ecd23bf 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -30,15 +30,6 @@ namespace N86 {
   };
 }
 
-namespace X86 {
-  /// SubregIndex - The index of various sized subregister classes. Note that 
-  /// these indices must be kept in sync with the class indices in the 
-  /// X86RegisterInfo.td file.
-  enum SubregIndex {
-    SUBREG_8BIT = 1, SUBREG_8BIT_HI = 2, SUBREG_16BIT = 3, SUBREG_32BIT = 4
-  };
-}
-
 /// DWARFFlavour - Flavour of dwarf regnumbers
 ///
 namespace DWARFFlavour {
@@ -102,7 +93,7 @@ public:
 
   /// getPointerRegClass - Returns a TargetRegisterClass used for pointer
   /// values.
-  const TargetRegisterClass *getPointerRegClass() const;
+  const TargetRegisterClass *getPointerRegClass(unsigned Kind = 0) const;
 
   /// getCrossCopyRegClass - Returns a legal register class to copy a register
   /// in the specified class to or from. Returns NULL if it is possible to copy
@@ -114,25 +105,17 @@ public:
   /// callee-save registers on this target.
   const unsigned *getCalleeSavedRegs(const MachineFunction* MF = 0) const;
 
-  /// getCalleeSavedRegClasses - Return a null-terminated list of the preferred
-  /// register classes to spill each callee-saved register with.  The order and
-  /// length of this list match the getCalleeSavedRegs() list.
-  const TargetRegisterClass* const*
-  getCalleeSavedRegClasses(const MachineFunction *MF = 0) const;
-
   /// getReservedRegs - Returns a bitset indexed by physical register number
   /// indicating if a register is a special register that has particular uses and
   /// should be considered unavailable at all times, e.g. SP, RA. This is used by
   /// register scavenger to determine what registers are free.
   BitVector getReservedRegs(const MachineFunction &MF) const;
 
-  bool hasFP(const MachineFunction &MF) const;
+  bool canRealignStack(const MachineFunction &MF) const;
 
   bool needsStackRealignment(const MachineFunction &MF) const;
 
-  bool hasReservedCallFrame(MachineFunction &MF) const;
-
-  bool hasReservedSpillSlot(MachineFunction &MF, unsigned Reg,
+  bool hasReservedSpillSlot(const MachineFunction &MF, unsigned Reg,
                             int &FrameIdx) const;
 
   void eliminateCallFramePseudoInstr(MachineFunction &MF,
@@ -142,19 +125,12 @@ public:
   void eliminateFrameIndex(MachineBasicBlock::iterator MI,
                            int SPAdj, RegScavenger *RS = NULL) const;
 
-  void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
-                                            RegScavenger *RS = NULL) const;
-
-  void emitCalleeSavedFrameMoves(MachineFunction &MF, unsigned LabelId,
-                                 unsigned FramePtr) const;
-  void emitPrologue(MachineFunction &MF) const;
-  void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
-
   // Debug information queries.
   unsigned getRARegister() const;
-  unsigned getFrameRegister(MachineFunction &MF) const;
-  int getFrameIndexOffset(MachineFunction &MF, int FI) const;
-  void getInitialFrameState(std::vector<MachineMove> &Moves) const;
+  unsigned getFrameRegister(const MachineFunction &MF) const;
+  unsigned getStackRegister() const { return StackPtr; }
+  // FIXME: Move to FrameInfok
+  unsigned getSlotSize() const { return SlotSize; }
 
   // Exception handling queries.
   unsigned getEHExceptionRegister() const;
@@ -163,8 +139,8 @@ public:
 
 // getX86SubSuperRegister - X86 utility function. It returns the sub or super
 // register of a specific X86 register.
-// e.g. getX86SubSuperRegister(X86::EAX, MVT::i16) return X86:AX
-unsigned getX86SubSuperRegister(unsigned, MVT, bool High=false);
+// e.g. getX86SubSuperRegister(X86::EAX, EVT::i16) return X86:AX
+unsigned getX86SubSuperRegister(unsigned, EVT, bool High=false);
 
 } // End llvm namespace