1 //===- SPIRVTargetTransformInfo.h - SPIR-V 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 SPIRV 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_SPIRV_SPIRVTARGETTRANSFORMINFO_H 17 #define LLVM_LIB_TARGET_SPIRV_SPIRVTARGETTRANSFORMINFO_H 18 19 #include "SPIRV.h" 20 #include "SPIRVTargetMachine.h" 21 #include "llvm/Analysis/TargetTransformInfo.h" 22 #include "llvm/CodeGen/BasicTTIImpl.h" 23 24 namespace llvm { 25 class SPIRVTTIImpl : public BasicTTIImplBase<SPIRVTTIImpl> { 26 using BaseT = BasicTTIImplBase<SPIRVTTIImpl>; 27 28 friend BaseT; 29 30 const SPIRVSubtarget *ST; 31 const SPIRVTargetLowering *TLI; 32 33 const TargetSubtargetInfo *getST() const { return ST; } 34 const SPIRVTargetLowering *getTLI() const { return TLI; } 35 36 public: 37 explicit SPIRVTTIImpl(const SPIRVTargetMachine *TM, const Function &F) 38 : BaseT(TM, F.getDataLayout()), ST(TM->getSubtargetImpl(F)), 39 TLI(ST->getTargetLowering()) {} 40 }; 41 42 } // namespace llvm 43 44 #endif // LLVM_LIB_TARGET_SPIRV_SPIRVTARGETTRANSFORMINFO_H 45