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      1 //===-- XCoreMachineFuctionInfo.h - XCore machine function info -*- C++ -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file declares XCore-specific per-machine-function information.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 #ifndef XCOREMACHINEFUNCTIONINFO_H
     15 #define XCOREMACHINEFUNCTIONINFO_H
     16 
     17 #include "llvm/CodeGen/MachineFrameInfo.h"
     18 #include "llvm/CodeGen/MachineFunction.h"
     19 #include <vector>
     20 
     21 namespace llvm {
     22 
     23 // Forward declarations
     24 class Function;
     25 
     26 /// XCoreFunctionInfo - This class is derived from MachineFunction private
     27 /// XCore target-specific information for each MachineFunction.
     28 class XCoreFunctionInfo : public MachineFunctionInfo {
     29   virtual void anchor();
     30   bool UsesLR;
     31   int LRSpillSlot;
     32   int FPSpillSlot;
     33   int VarArgsFrameIndex;
     34   std::vector<std::pair<MCSymbol*, CalleeSavedInfo> > SpillLabels;
     35 
     36 public:
     37   XCoreFunctionInfo() :
     38     UsesLR(false),
     39     LRSpillSlot(0),
     40     FPSpillSlot(0),
     41     VarArgsFrameIndex(0) {}
     42 
     43   explicit XCoreFunctionInfo(MachineFunction &MF) :
     44     UsesLR(false),
     45     LRSpillSlot(0),
     46     FPSpillSlot(0),
     47     VarArgsFrameIndex(0) {}
     48 
     49   ~XCoreFunctionInfo() {}
     50 
     51   void setVarArgsFrameIndex(int off) { VarArgsFrameIndex = off; }
     52   int getVarArgsFrameIndex() const { return VarArgsFrameIndex; }
     53 
     54   void setUsesLR(bool val) { UsesLR = val; }
     55   bool getUsesLR() const { return UsesLR; }
     56 
     57   void setLRSpillSlot(int off) { LRSpillSlot = off; }
     58   int getLRSpillSlot() const { return LRSpillSlot; }
     59 
     60   void setFPSpillSlot(int off) { FPSpillSlot = off; }
     61   int getFPSpillSlot() const { return FPSpillSlot; }
     62 
     63   std::vector<std::pair<MCSymbol*, CalleeSavedInfo> > &getSpillLabels() {
     64     return SpillLabels;
     65   }
     66 };
     67 } // End llvm namespace
     68 
     69 #endif // XCOREMACHINEFUNCTIONINFO_H
     70