1 //===- ARCTargetTransformInfo.h - ARC specific TTI --------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // \file 9 // This file contains a TargetTransformInfo::Concept conforming object specific 10 // to the ARC target machine. It uses the target's detailed information to 11 // provide more precise answers to certain TTI queries, while letting the 12 // target independent and default TTI implementations handle the rest. 13 // 14 //===----------------------------------------------------------------------===// 15 16 #ifndef LLVM_LIB_TARGET_ARC_ARCTARGETTRANSFORMINFO_H 17 #define LLVM_LIB_TARGET_ARC_ARCTARGETTRANSFORMINFO_H 18 19 #include "ARC.h" 20 #include "llvm/Analysis/TargetTransformInfo.h" 21 #include "llvm/CodeGen/BasicTTIImpl.h" 22 23 namespace llvm { 24 25 class ARCSubtarget; 26 class ARCTargetLowering; 27 class ARCTargetMachine; 28 29 class ARCTTIImpl : public BasicTTIImplBase<ARCTTIImpl> { 30 using BaseT = BasicTTIImplBase<ARCTTIImpl>; 31 friend BaseT; 32 33 const ARCSubtarget *ST; 34 const ARCTargetLowering *TLI; 35 36 const ARCSubtarget *getST() const { return ST; } 37 const ARCTargetLowering *getTLI() const { return TLI; } 38 39 public: 40 explicit ARCTTIImpl(const ARCTargetMachine *TM, const Function &F) 41 : BaseT(TM, F.getParent()->getDataLayout()), ST(TM->getSubtargetImpl()), 42 TLI(ST->getTargetLowering()) {} 43 44 // Provide value semantics. MSVC requires that we spell all of these out. 45 ARCTTIImpl(const ARCTTIImpl &Arg) 46 : BaseT(static_cast<const BaseT &>(Arg)), ST(Arg.ST), TLI(Arg.TLI) {} 47 ARCTTIImpl(ARCTTIImpl &&Arg) 48 : BaseT(std::move(static_cast<BaseT &>(Arg))), ST(std::move(Arg.ST)), 49 TLI(std::move(Arg.TLI)) {} 50 }; 51 52 } // end namespace llvm 53 54 #endif // LLVM_LIB_TARGET_ARC_ARCTARGETTRANSFORMINFO_H 55