1 //===-- XCoreMachineFuctionInfo.h - XCore machine function info -*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file declares XCore-specific per-machine-function information.
12 //===----------------------------------------------------------------------===//
14 #ifndef XCOREMACHINEFUNCTIONINFO_H
15 #define XCOREMACHINEFUNCTIONINFO_H
17 #include "llvm/CodeGen/MachineFrameInfo.h"
18 #include "llvm/CodeGen/MachineFunction.h"
23 // Forward declarations
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();
34 int VarArgsFrameIndex;
35 mutable int CachedEStackSize;
36 std::vector<std::pair<MCSymbol*, CalleeSavedInfo> > SpillLabels;
40 LRSpillSlotSet(false),
42 FPSpillSlotSet(false),
45 CachedEStackSize(-1) {}
47 explicit XCoreFunctionInfo(MachineFunction &MF) :
48 LRSpillSlotSet(false),
50 FPSpillSlotSet(false),
53 CachedEStackSize(-1) {}
55 ~XCoreFunctionInfo() {}
57 void setVarArgsFrameIndex(int off) { VarArgsFrameIndex = off; }
58 int getVarArgsFrameIndex() const { return VarArgsFrameIndex; }
60 int createLRSpillSlot(MachineFunction &MF);
61 bool hasLRSpillSlot() { return LRSpillSlotSet; }
62 int getLRSpillSlot() const {
63 assert(LRSpillSlotSet && "LR Spill slot no set");
67 int createFPSpillSlot(MachineFunction &MF);
68 bool hasFPSpillSlot() { return FPSpillSlotSet; }
69 int getFPSpillSlot() const {
70 assert(FPSpillSlotSet && "FP Spill slot no set");
74 bool isLargeFrame(const MachineFunction &MF) const;
76 std::vector<std::pair<MCSymbol*, CalleeSavedInfo> > &getSpillLabels() {
80 } // End llvm namespace
82 #endif // XCOREMACHINEFUNCTIONINFO_H