utils/TableGen/Types.h

   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