lib/Target/XCore/XCoreMachineFunctionInfo.h

   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/MachineFunction.h"
  18 #include "llvm/CodeGen/MachineFrameInfo.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 private:
  30   bool UsesLR;
  31   int LRSpillSlot;
  32   int FPSpillSlot;
  33   int VarArgsFrameIndex;
  34   std::vector<std::pair<unsigned, 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<unsigned, CalleeSavedInfo> >&getSpillLabels() {
  64     return SpillLabels;
  65   }
  66 };
  67 } // End llvm namespace
  68
  69 #endif // XCOREMACHINEFUNCTIONINFO_H