1 //===-- llvm/CodeGen/DIEHash.h - Dwarf Hashing Framework -------*- C++ -*--===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains support for DWARF4 hashing of DIEs.
12 //===----------------------------------------------------------------------===//
14 #include "llvm/Support/MD5.h"
20 /// \brief An object containing the capability of hashing and adding hash
21 /// attributes onto a DIE.
24 /// \brief Initializes. The hash is default initialized.
27 /// \brief Computes the ODR signature
28 uint64_t computeDIEODRSignature(DIE *Die);
30 // Helper routines to process parts of a DIE.
32 /// \brief Adds the parent context of \param Die to the hash.
33 void addParentContext(DIE *Die);
35 // Routines that add DIEValues to the hash.
37 /// \brief Encodes and adds \param Value to the hash as a ULEB128.
38 void addULEB128(uint64_t Value);
40 /// \brief Adds \param Str to the hash and includes a NULL byte.
41 void addString(StringRef Str);