#include "PIC16.h"
#include "PIC16Subtarget.h"
#include "llvm/CodeGen/SelectionDAG.h"
+#include "llvm/CodeGen/SelectionDAGISel.h"
#include "llvm/Target/TargetLowering.h"
#include <map>
/// DAG node.
virtual const char *getTargetNodeName(unsigned Opcode) const;
/// getSetCCResultType - Return the ISD::SETCC ValueType
- virtual EVT::SimpleValueType getSetCCResultType(EVT ValType) const;
+ virtual MVT::SimpleValueType getSetCCResultType(EVT ValType) const;
+ virtual MVT::SimpleValueType getCmpLibcallReturnType() const;
SDValue LowerShift(SDValue Op, SelectionDAG &DAG);
SDValue LowerMUL(SDValue Op, SelectionDAG &DAG);
SDValue LowerADD(SDValue Op, SelectionDAG &DAG);
SDValue getPIC16Cmp(SDValue LHS, SDValue RHS, unsigned OrigCC, SDValue &CC,
SelectionDAG &DAG, DebugLoc dl);
virtual MachineBasicBlock *EmitInstrWithCustomInserter(MachineInstr *MI,
- MachineBasicBlock *MBB) const;
+ MachineBasicBlock *MBB,
+ DenseMap<MachineBasicBlock*, MachineBasicBlock*> *EM) const;
virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG);
virtual SDValue
LowerFormalArguments(SDValue Chain,
- unsigned CallConv,
+ CallingConv::ID CallConv,
bool isVarArg,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG,
virtual SDValue
LowerCall(SDValue Chain, SDValue Callee,
- unsigned CallConv, bool isVarArg, bool isTailCall,
+ CallingConv::ID CallConv, bool isVarArg, bool &isTailCall,
const SmallVectorImpl<ISD::OutputArg> &Outs,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG,
virtual SDValue
LowerReturn(SDValue Chain,
- unsigned CallConv, bool isVarArg,
+ CallingConv::ID CallConv, bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
DebugLoc dl, SelectionDAG &DAG);
// This function checks if we need to put an operand of an operation on
// stack and generate a load or not.
- bool NeedToConvertToMemOp(SDValue Op, unsigned &MemOp);
+ // DAG parameter is required to access DAG information during
+ // analysis.
+ bool NeedToConvertToMemOp(SDValue Op, unsigned &MemOp, SelectionDAG &DAG);
/// Subtarget - Keep a pointer to the PIC16Subtarget around so that we can
/// make the right decision when generating code for different targets.
// Check if operation has a direct load operand.
inline bool isDirectLoad(const SDValue Op);
+ public:
+ // Keep a pointer to SelectionDAGISel to access its public
+ // interface (It is required during legalization)
+ SelectionDAGISel *ISel;
+
private:
// The frameindexes generated for spill/reload are stack based.
// This maps maintain zero based indexes for these FIs.