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      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 
     22 namespace 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       ELF_Other_ThumbFunc = (2                << ELF_Other_Shift)
     54   };
     55 
     56 } // end namespace llvm
     57 
     58 #endif
     59