Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/lib/Target/AMDGPU/R600ISelLowering.h

@@ -1,107 +0,0 @@
-//===-- 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 LLVM_LIB_TARGET_AMDGPU_R600ISELLOWERING_H
-#define LLVM_LIB_TARGET_AMDGPU_R600ISELLOWERING_H
-
-#include "AMDGPUISelLowering.h"
-
-namespace llvm {
-
-class R600InstrInfo;
-class R600Subtarget;
-
-class R600TargetLowering final : public AMDGPUTargetLowering {
-public:
-  R600TargetLowering(const TargetMachine &TM, const R600Subtarget &STI);
-
-  const R600Subtarget *getSubtarget() const;
-
-  MachineBasicBlock *
-  EmitInstrWithCustomInserter(MachineInstr &MI,
-                              MachineBasicBlock *BB) const override;
-  SDValue LowerOperation(SDValue Op, SelectionDAG &DAG) const override;
-  SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override;
-  void ReplaceNodeResults(SDNode * N,
-                          SmallVectorImpl<SDValue> &Results,
-                          SelectionDAG &DAG) const override;
-  SDValue LowerFormalArguments(SDValue Chain, CallingConv::ID CallConv,
-                               bool isVarArg,
-                               const SmallVectorImpl<ISD::InputArg> &Ins,
-                               const SDLoc &DL, SelectionDAG &DAG,
-                               SmallVectorImpl<SDValue> &InVals) const override;
-  EVT getSetCCResultType(const DataLayout &DL, LLVMContext &,
-                         EVT VT) const override;
-
-  bool canMergeStoresTo(unsigned AS, EVT MemVT,
-                        const SelectionDAG &DAG) const override;
-
-  bool allowsMisalignedMemoryAccesses(EVT VT, unsigned AS,
-                                      unsigned Align,
-                                      bool *IsFast) const override;
-
-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 retrieve the values from the Vertex
-  /// Buffer.
-  SDValue LowerImplicitParameter(SelectionDAG &DAG, EVT VT, const 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 SDLoc &DL) const;
-  SDValue vectorToVerticalVector(SelectionDAG &DAG, SDValue Vector) const;
-
-  SDValue lowerFrameIndex(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerEXTRACT_VECTOR_ELT(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerINSERT_VECTOR_ELT(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerGlobalAddress(AMDGPUMachineFunction *MFI, SDValue Op,
-                             SelectionDAG &DAG) const override;
-  SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const;
-
-  SDValue lowerPrivateTruncStore(StoreSDNode *Store, SelectionDAG &DAG) const;
-  SDValue LowerSTORE(SDValue Op, SelectionDAG &DAG) const;
-  SDValue lowerFP_TO_UINT(SDValue Op, SelectionDAG &DAG) const;
-  SDValue lowerFP_TO_SINT(SDValue Op, SelectionDAG &DAG) const;
-
-  SDValue lowerPrivateExtLoad(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerBRCOND(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerTrig(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerSHLParts(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerSRXParts(SDValue Op, SelectionDAG &DAG) const;
-  SDValue LowerUADDSUBO(SDValue Op, SelectionDAG &DAG,
-                        unsigned mainop, unsigned ovf) 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;
-  bool isHWTrueValue(SDValue Op) const;
-  bool isHWFalseValue(SDValue Op) const;
-
- bool FoldOperand(SDNode *ParentNode, unsigned SrcIdx, SDValue &Src,
-                  SDValue &Neg, SDValue &Abs, SDValue &Sel, SDValue &Imm,
-                  SelectionDAG &DAG) const;
-
-  SDNode *PostISelFolding(MachineSDNode *N, SelectionDAG &DAG) const override;
-};
-
-} // End namespace llvm;
-
-#endif