1 //===- SPIRVLegalizerInfo.h --- SPIR-V Legalization Rules --------*- 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 // 9 // This file declares the targeting of the MachineLegalizer class for SPIR-V. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_LIB_TARGET_SPIRV_SPIRVMACHINELEGALIZER_H 14 #define LLVM_LIB_TARGET_SPIRV_SPIRVMACHINELEGALIZER_H 15 16 #include "SPIRVGlobalRegistry.h" 17 #include "llvm/CodeGen/GlobalISel/LegalizerInfo.h" 18 19 bool isTypeFoldingSupported(unsigned Opcode); 20 21 namespace llvm { 22 23 class LLVMContext; 24 class SPIRVSubtarget; 25 26 // This class provides the information for legalizing SPIR-V instructions. 27 class SPIRVLegalizerInfo : public LegalizerInfo { 28 const SPIRVSubtarget *ST; 29 SPIRVGlobalRegistry *GR; 30 31 public: 32 bool legalizeCustom(LegalizerHelper &Helper, MachineInstr &MI, 33 LostDebugLocObserver &LocObserver) const override; 34 SPIRVLegalizerInfo(const SPIRVSubtarget &ST); 35 }; 36 } // namespace llvm 37 #endif // LLVM_LIB_TARGET_SPIRV_SPIRVMACHINELEGALIZER_H 38