HexagonMachineFunctionInfo.h [plain text]
#ifndef HexagonMACHINEFUNCTIONINFO_H
#define HexagonMACHINEFUNCTIONINFO_H
#include "llvm/CodeGen/MachineFunction.h"
namespace llvm {
namespace Hexagon {
const unsigned int StartPacket = 0x1;
const unsigned int EndPacket = 0x2;
}
class HexagonMachineFunctionInfo : public MachineFunctionInfo {
unsigned SRetReturnReg;
std::vector<MachineInstr*> AllocaAdjustInsts;
int VarArgsFrameIndex;
bool HasClobberLR;
std::map<const MachineInstr*, unsigned> PacketInfo;
public:
HexagonMachineFunctionInfo() : SRetReturnReg(0), HasClobberLR(0) {}
HexagonMachineFunctionInfo(MachineFunction &MF) : SRetReturnReg(0),
HasClobberLR(0) {}
unsigned getSRetReturnReg() const { return SRetReturnReg; }
void setSRetReturnReg(unsigned Reg) { SRetReturnReg = Reg; }
void addAllocaAdjustInst(MachineInstr* MI) {
AllocaAdjustInsts.push_back(MI);
}
const std::vector<MachineInstr*>& getAllocaAdjustInsts() {
return AllocaAdjustInsts;
}
void setVarArgsFrameIndex(int v) { VarArgsFrameIndex = v; }
int getVarArgsFrameIndex() { return VarArgsFrameIndex; }
void setStartPacket(MachineInstr* MI) {
PacketInfo[MI] |= Hexagon::StartPacket;
}
void setEndPacket(MachineInstr* MI) {
PacketInfo[MI] |= Hexagon::EndPacket;
}
bool isStartPacket(const MachineInstr* MI) const {
return (PacketInfo.count(MI) &&
(PacketInfo.find(MI)->second & Hexagon::StartPacket));
}
bool isEndPacket(const MachineInstr* MI) const {
return (PacketInfo.count(MI) &&
(PacketInfo.find(MI)->second & Hexagon::EndPacket));
}
void setHasClobberLR(bool v) { HasClobberLR = v; }
bool hasClobberLR() const { return HasClobberLR; }
};
}
#endif