mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
a2b4eb6d15
Private address space is emulated using the register file with MOVRELS and MOVRELD instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194626 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
3.0 KiB
C++
75 lines
3.0 KiB
C++
//===-- R600ISelLowering.h - R600 DAG Lowering Interface -*- C++ -*--------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
/// \file
|
|
/// \brief R600 DAG Lowering interface definition
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef R600ISELLOWERING_H
|
|
#define R600ISELLOWERING_H
|
|
|
|
#include "AMDGPUISelLowering.h"
|
|
|
|
namespace llvm {
|
|
|
|
class R600InstrInfo;
|
|
|
|
class R600TargetLowering : public AMDGPUTargetLowering {
|
|
public:
|
|
R600TargetLowering(TargetMachine &TM);
|
|
virtual MachineBasicBlock * EmitInstrWithCustomInserter(MachineInstr *MI,
|
|
MachineBasicBlock * BB) const;
|
|
virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const;
|
|
virtual SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const;
|
|
void ReplaceNodeResults(SDNode * N,
|
|
SmallVectorImpl<SDValue> &Results,
|
|
SelectionDAG &DAG) const;
|
|
virtual SDValue LowerFormalArguments(
|
|
SDValue Chain,
|
|
CallingConv::ID CallConv,
|
|
bool isVarArg,
|
|
const SmallVectorImpl<ISD::InputArg> &Ins,
|
|
SDLoc DL, SelectionDAG &DAG,
|
|
SmallVectorImpl<SDValue> &InVals) const;
|
|
virtual EVT getSetCCResultType(LLVMContext &, EVT VT) const;
|
|
private:
|
|
unsigned Gen;
|
|
/// Each OpenCL kernel has nine implicit parameters that are stored in the
|
|
/// first nine dwords of a Vertex Buffer. These implicit parameters are
|
|
/// lowered to load instructions which retreive the values from the Vertex
|
|
/// Buffer.
|
|
SDValue LowerImplicitParameter(SelectionDAG &DAG, EVT VT,
|
|
SDLoc DL, unsigned DwordOffset) const;
|
|
|
|
void lowerImplicitParameter(MachineInstr *MI, MachineBasicBlock &BB,
|
|
MachineRegisterInfo & MRI, unsigned dword_offset) const;
|
|
SDValue OptimizeSwizzle(SDValue BuildVector, SDValue Swz[], SelectionDAG &DAG) const;
|
|
|
|
/// \brief Lower ROTL opcode to BITALIGN
|
|
SDValue LowerROTL(SDValue Op, SelectionDAG &DAG) const;
|
|
|
|
SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const;
|
|
SDValue LowerSTORE(SDValue Op, SelectionDAG &DAG) const;
|
|
SDValue LowerFPTOUINT(SDValue Op, SelectionDAG &DAG) const;
|
|
SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const;
|
|
SDValue LowerTrig(SDValue Op, SelectionDAG &DAG) const;
|
|
|
|
SDValue stackPtrToRegIndex(SDValue Ptr, unsigned StackWidth,
|
|
SelectionDAG &DAG) const;
|
|
void getStackAddress(unsigned StackWidth, unsigned ElemIdx,
|
|
unsigned &Channel, unsigned &PtrIncr) const;
|
|
bool isZero(SDValue Op) const;
|
|
virtual SDNode *PostISelFolding(MachineSDNode *N, SelectionDAG &DAG) const;
|
|
};
|
|
|
|
} // End namespace llvm;
|
|
|
|
#endif // R600ISELLOWERING_H
|