forked from OSchip/llvm-project
67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
//===-- SystemZTargetTransformInfo.h - SystemZ-specific TTI ---------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETTRANSFORMINFO_H
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#define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZTARGETTRANSFORMINFO_H
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#include "SystemZTargetMachine.h"
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#include "llvm/Analysis/TargetTransformInfo.h"
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#include "llvm/CodeGen/BasicTTIImpl.h"
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namespace llvm {
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class SystemZTTIImpl : public BasicTTIImplBase<SystemZTTIImpl> {
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typedef BasicTTIImplBase<SystemZTTIImpl> BaseT;
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typedef TargetTransformInfo TTI;
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friend BaseT;
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const SystemZSubtarget *ST;
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const SystemZTargetLowering *TLI;
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const SystemZSubtarget *getST() const { return ST; }
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const SystemZTargetLowering *getTLI() const { return TLI; }
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public:
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explicit SystemZTTIImpl(const SystemZTargetMachine *TM, const Function &F)
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: BaseT(TM, F.getParent()->getDataLayout()), ST(TM->getSubtargetImpl(F)),
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TLI(ST->getTargetLowering()) {}
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// Provide value semantics. MSVC requires that we spell all of these out.
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SystemZTTIImpl(const SystemZTTIImpl &Arg)
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: BaseT(static_cast<const BaseT &>(Arg)), ST(Arg.ST), TLI(Arg.TLI) {}
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SystemZTTIImpl(SystemZTTIImpl &&Arg)
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: BaseT(std::move(static_cast<BaseT &>(Arg))), ST(std::move(Arg.ST)),
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TLI(std::move(Arg.TLI)) {}
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/// \name Scalar TTI Implementations
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/// @{
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int getIntImmCost(const APInt &Imm, Type *Ty);
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int getIntImmCost(unsigned Opcode, unsigned Idx, const APInt &Imm, Type *Ty);
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int getIntImmCost(Intrinsic::ID IID, unsigned Idx, const APInt &Imm,
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Type *Ty);
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TTI::PopcntSupportKind getPopcntSupport(unsigned TyWidth);
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/// @}
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/// \name Vector TTI Implementations
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/// @{
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unsigned getNumberOfRegisters(bool Vector);
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unsigned getRegisterBitWidth(bool Vector);
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/// @}
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};
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} // end namespace llvm
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#endif
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