MCELFSymbolFlags.h revision 484291c27319668ad99cb87def000254357736fb 
1//===- MCELFSymbolFlags.h - ELF Symbol Flags ----------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file declares the SymbolFlags used for the ELF target.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_MC_MCELFSYMBOLFLAGS_H
15#define LLVM_MC_MCELFSYMBOLFLAGS_H
16
17#include "llvm/Support/ELF.h"
18
19// Because all the symbol flags need to be stored in the MCSymbolData
20// 'flags' variable we need to provide shift constants per flag type.
21
22namespace llvm {
23  enum {
24    ELF_STT_Shift   = 0, // Shift value for STT_* flags.
25    ELF_STB_Shift   = 4, // Shift value for STB_* flags.
26    ELF_STV_Shift   = 8, // Shift value for STV_* flags.
27    ELF_Other_Shift = 10 // Shift value for other flags.
28  };
29
30  enum SymbolFlags {
31    ELF_STB_Local     = (ELF::STB_LOCAL     << ELF_STB_Shift),
32      ELF_STB_Global    = (ELF::STB_GLOBAL    << ELF_STB_Shift),
33      ELF_STB_Weak      = (ELF::STB_WEAK      << ELF_STB_Shift),
34      ELF_STB_Loproc    = (ELF::STB_LOPROC    << ELF_STB_Shift),
35      ELF_STB_Hiproc    = (ELF::STB_HIPROC    << ELF_STB_Shift),
36
37      ELF_STT_Notype    = (ELF::STT_NOTYPE    << ELF_STT_Shift),
38      ELF_STT_Object    = (ELF::STT_OBJECT    << ELF_STT_Shift),
39      ELF_STT_Func      = (ELF::STT_FUNC      << ELF_STT_Shift),
40      ELF_STT_Section   = (ELF::STT_SECTION   << ELF_STT_Shift),
41      ELF_STT_File      = (ELF::STT_FILE      << ELF_STT_Shift),
42      ELF_STT_Common    = (ELF::STT_COMMON    << ELF_STT_Shift),
43      ELF_STT_Tls       = (ELF::STT_TLS       << ELF_STT_Shift),
44      ELF_STT_Loproc    = (ELF::STT_LOPROC    << ELF_STT_Shift),
45      ELF_STT_Hiproc    = (ELF::STT_HIPROC    << ELF_STT_Shift),
46
47      ELF_STV_Default   = (ELF::STV_DEFAULT   << ELF_STV_Shift),
48      ELF_STV_Internal  = (ELF::STV_INTERNAL  << ELF_STV_Shift),
49      ELF_STV_Hidden    = (ELF::STV_HIDDEN    << ELF_STV_Shift),
50      ELF_STV_Protected = (ELF::STV_PROTECTED << ELF_STV_Shift),
51
52      ELF_Other_Weakref = (1                  << ELF_Other_Shift)
53  };
54
55} // end namespace llvm
56
57#endif
58