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usr / src / contrib / llvm-project / llvm / lib / Target / SystemZ /

📁 ..
📁 AsmParser
📁 Disassembler
📁 MCTargetDesc
📄 README.txt(3.94 KB)
📄 SystemZ.h(8.19 KB)
📄 SystemZ.td(2.86 KB)
📄 SystemZAsmPrinter.cpp(23.49 KB)
📄 SystemZAsmPrinter.h(1.88 KB)
📄 SystemZCallingConv.cpp(710 B)
📄 SystemZCallingConv.h(4.89 KB)
📄 SystemZCallingConv.td(6.99 KB)
📄 SystemZConstantPoolValue.cpp(1.78 KB)
📄 SystemZConstantPoolValue.h(1.75 KB)
📄 SystemZCopyPhysRegs.cpp(3.82 KB)
📄 SystemZElimCompare.cpp(26.21 KB)
📄 SystemZFeatures.td(12.3 KB)
📄 SystemZFrameLowering.cpp(29.88 KB)
📄 SystemZFrameLowering.h(3.02 KB)
📄 SystemZHazardRecognizer.cpp(14.75 KB)
📄 SystemZHazardRecognizer.h(5.86 KB)
📄 SystemZISelDAGToDAG.cpp(68.74 KB)
📄 SystemZISelLowering.cpp(321.22 KB)
📄 SystemZISelLowering.h(28.44 KB)
📄 SystemZInstrBuilder.h(1.63 KB)
📄 SystemZInstrDFP.td(9.3 KB)
📄 SystemZInstrFP.td(26.21 KB)
📄 SystemZInstrFormats.td(182.82 KB)
📄 SystemZInstrHFP.td(9.46 KB)
📄 SystemZInstrInfo.cpp(69.75 KB)
📄 SystemZInstrInfo.h(14.6 KB)
📄 SystemZInstrInfo.td(103.17 KB)
📄 SystemZInstrSystem.td(17.18 KB)
📄 SystemZInstrVector.td(84.36 KB)
📄 SystemZLDCleanup.cpp(4.91 KB)
📄 SystemZLongBranch.cpp(16.04 KB)
📄 SystemZMCInstLower.cpp(3.16 KB)
📄 SystemZMCInstLower.h(1.28 KB)
📄 SystemZMachineFunctionInfo.cpp(508 B)
📄 SystemZMachineFunctionInfo.h(3.77 KB)
📄 SystemZMachineScheduler.cpp(8.76 KB)
📄 SystemZMachineScheduler.h(5.05 KB)
📄 SystemZOperands.td(24.89 KB)
📄 SystemZOperators.td(48.97 KB)
📄 SystemZPatterns.td(8.52 KB)
📄 SystemZPostRewrite.cpp(10.33 KB)
📄 SystemZProcessors.td(1.78 KB)
📄 SystemZRegisterInfo.cpp(16.27 KB)
📄 SystemZRegisterInfo.h(3.52 KB)
📄 SystemZRegisterInfo.td(12.04 KB)
📄 SystemZSchedule.td(2.1 KB)
📄 SystemZScheduleZ13.td(72.43 KB)
📄 SystemZScheduleZ14.td(78.06 KB)
📄 SystemZScheduleZ15.td(80.69 KB)
📄 SystemZScheduleZ196.td(55.68 KB)
📄 SystemZScheduleZEC12.td(57.44 KB)
📄 SystemZSelectionDAGInfo.cpp(12.92 KB)
📄 SystemZSelectionDAGInfo.h(3.15 KB)
📄 SystemZShortenInst.cpp(12 KB)
📄 SystemZSubtarget.cpp(3.67 KB)
📄 SystemZSubtarget.h(9.14 KB)
📄 SystemZTDC.cpp(13.52 KB)
📄 SystemZTargetMachine.cpp(11.58 KB)
📄 SystemZTargetMachine.h(2.09 KB)
📄 SystemZTargetTransformInfo.cpp(43.51 KB)
📄 SystemZTargetTransformInfo.h(4.88 KB)
📁 TargetInfo

Editing: SystemZTargetTransformInfo.h

//===-- SystemZTargetTransformInfo.h - SystemZ-specific TTI ---------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETTRANSFORMINFO_H
#define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETTRANSFORMINFO_H

#include "SystemZTargetMachine.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/CodeGen/BasicTTIImpl.h"

namespace llvm {

class SystemZTTIImpl : public BasicTTIImplBase<SystemZTTIImpl> {
  typedef BasicTTIImplBase<SystemZTTIImpl> BaseT;
  typedef TargetTransformInfo TTI;
  friend BaseT;

const SystemZSubtarget *ST;
  const SystemZTargetLowering *TLI;

const SystemZSubtarget *getST() const { return ST; }
  const SystemZTargetLowering *getTLI() const { return TLI; }

unsigned const LIBCALL_COST = 30;

public:
  explicit SystemZTTIImpl(const SystemZTargetMachine *TM, const Function &F)
      : BaseT(TM, F.getParent()->getDataLayout()), ST(TM->getSubtargetImpl(F)),
        TLI(ST->getTargetLowering()) {}

/// \name Scalar TTI Implementations
  /// @{

unsigned getInliningThresholdMultiplier() { return 3; }

int getIntImmCost(const APInt &Imm, Type *Ty, TTI::TargetCostKind CostKind);

int getIntImmCostInst(unsigned Opcode, unsigned Idx, const APInt &Imm,
                        Type *Ty, TTI::TargetCostKind CostKind);
  int getIntImmCostIntrin(Intrinsic::ID IID, unsigned Idx, const APInt &Imm,
                          Type *Ty, TTI::TargetCostKind CostKind);

TTI::PopcntSupportKind getPopcntSupport(unsigned TyWidth);

void getUnrollingPreferences(Loop *L, ScalarEvolution &SE,
                               TTI::UnrollingPreferences &UP);

void getPeelingPreferences(Loop *L, ScalarEvolution &SE,
                             TTI::PeelingPreferences &PP);

bool isLSRCostLess(TargetTransformInfo::LSRCost &C1,
                     TargetTransformInfo::LSRCost &C2);
  /// @}

/// \name Vector TTI Implementations
  /// @{

unsigned getNumberOfRegisters(unsigned ClassID) const;
  unsigned getRegisterBitWidth(bool Vector) const;

unsigned getCacheLineSize() const override { return 256; }
  unsigned getPrefetchDistance() const override { return 4500; }
  unsigned getMinPrefetchStride(unsigned NumMemAccesses,
                                unsigned NumStridedMemAccesses,
                                unsigned NumPrefetches,
                                bool HasCall) const override;
  bool enableWritePrefetching() const override { return true; }

bool hasDivRemOp(Type *DataType, bool IsSigned);
  bool prefersVectorizedAddressing() { return false; }
  bool LSRWithInstrQueries() { return true; }
  bool supportsEfficientVectorElementLoadStore() { return true; }
  bool enableInterleavedAccessVectorization() { return true; }

int getArithmeticInstrCost(
      unsigned Opcode, Type *Ty,
      TTI::TargetCostKind CostKind = TTI::TCK_RecipThroughput,
      TTI::OperandValueKind Opd1Info = TTI::OK_AnyValue,
      TTI::OperandValueKind Opd2Info = TTI::OK_AnyValue,
      TTI::OperandValueProperties Opd1PropInfo = TTI::OP_None,
      TTI::OperandValueProperties Opd2PropInfo = TTI::OP_None,
      ArrayRef<const Value *> Args = ArrayRef<const Value *>(),
      const Instruction *CxtI = nullptr);
  int getShuffleCost(TTI::ShuffleKind Kind, VectorType *Tp, int Index,
                     VectorType *SubTp);
  unsigned getVectorTruncCost(Type *SrcTy, Type *DstTy);
  unsigned getVectorBitmaskConversionCost(Type *SrcTy, Type *DstTy);
  unsigned getBoolVecToIntConversionCost(unsigned Opcode, Type *Dst,
                                         const Instruction *I);
  int getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src,
                       TTI::TargetCostKind CostKind,
                       const Instruction *I = nullptr);
  int getCmpSelInstrCost(unsigned Opcode, Type *ValTy, Type *CondTy,
                         TTI::TargetCostKind CostKind,
                         const Instruction *I = nullptr);
  int getVectorInstrCost(unsigned Opcode, Type *Val, unsigned Index);
  bool isFoldableLoad(const LoadInst *Ld, const Instruction *&FoldedValue);
  int getMemoryOpCost(unsigned Opcode, Type *Src, MaybeAlign Alignment,
                      unsigned AddressSpace, TTI::TargetCostKind CostKind,
                      const Instruction *I = nullptr);

int getInterleavedMemoryOpCost(
      unsigned Opcode, Type *VecTy, unsigned Factor, ArrayRef<unsigned> Indices,
      Align Alignment, unsigned AddressSpace,
      TTI::TargetCostKind CostKind = TTI::TCK_SizeAndLatency,
      bool UseMaskForCond = false, bool UseMaskForGaps = false);

int getIntrinsicInstrCost(const IntrinsicCostAttributes &ICA,
                            TTI::TargetCostKind CostKind);
  /// @}
};

} // end namespace llvm

#endif

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Editing: SystemZTargetTransformInfo.h

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