1//== llvm/CodeGen/LowLevelType.h ------------------------------- -*- 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/// Implement a low-level type suitable for MachineInstr level instruction 10/// selection. 11/// 12/// This provides the CodeGen aspects of LowLevelType, such as Type conversion. 13// 14//===----------------------------------------------------------------------===// 15 16#ifndef LLVM_CODEGEN_LOWLEVELTYPE_H 17#define LLVM_CODEGEN_LOWLEVELTYPE_H 18 19#include "llvm/Support/LowLevelTypeImpl.h" 20#include "llvm/Support/MachineValueType.h" 21 22namespace llvm { 23 24class DataLayout; 25class Type; 26 27/// Construct a low-level type based on an LLVM type. 28LLT getLLTForType(Type &Ty, const DataLayout &DL); 29 30/// Get a rough equivalent of an MVT for a given LLT. MVT can't distinguish 31/// pointers, so these will convert to a plain integer. 32MVT getMVTForLLT(LLT Ty); 33 34/// Get a rough equivalent of an LLT for a given MVT. LLT does not yet support 35/// scalarable vector types, and will assert if used. 36LLT getLLTForMVT(MVT Ty); 37 38} 39 40#endif // LLVM_CODEGEN_LOWLEVELTYPE_H 41