1 //===- Types.h - Helper for the selection of C++ types. ---------*- 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 #ifndef LLVM_UTILS_TABLEGEN_TYPES_H 10 #define LLVM_UTILS_TABLEGEN_TYPES_H 11 12 #include <cstdint> 13 14 namespace llvm { 15 /// Returns the smallest unsigned integer type that can hold the given range. 16 /// MaxSize indicates the largest size of integer to consider (in bits) and only 17 /// supports values of at least 32. 18 const char *getMinimalTypeForRange(uint64_t Range, unsigned MaxSize = 64); 19 20 /// Returns the smallest unsigned integer type that can hold the given bitfield. 21 const char *getMinimalTypeForEnumBitfield(uint64_t Size); 22 } 23 24 #endif 25