lib/Target/X86/X86Relocations.h

   1 //===- X86Relocations.h - X86 Code Relocations ------------------*- 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 defines the X86 target-specific relocation types.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef X86RELOCATIONS_H
  15 #define X86RELOCATIONS_H
  16
  17 #include "llvm/CodeGen/MachineRelocation.h"
  18
  19 namespace llvm {
  20   namespace X86 {
  21     /// RelocationType - An enum for the x86 relocation codes. Note that
  22     /// the terminology here doesn't follow x86 convention - word means
  23     /// 32-bit and dword means 64-bit. The relocations will be treated
  24     /// by JIT or ObjectCode emitters, this is transparent to the x86 code
  25     /// emitter but JIT and ObjectCode will treat them differently
  26     enum RelocationType {
  27       /// reloc_pcrel_word - PC relative relocation, add the relocated value to
  28       /// the value already in memory, after we adjust it for where the PC is.
  29       reloc_pcrel_word = 0,
  30
  31       /// reloc_picrel_word - PIC base relative relocation, add the relocated
  32       /// value to the value already in memory, after we adjust it for where the
  33       /// PIC base is.
  34       reloc_picrel_word = 1,
  35
  36       /// reloc_absolute_word - absolute relocation, just add the relocated
  37       /// value to the value already in memory.
  38       reloc_absolute_word = 2,
  39
  40       /// reloc_absolute_word_sext - absolute relocation, just add the relocated
  41       /// value to the value already in memory. In object files, it represents a
  42       /// value which must be sign-extended when resolving the relocation.
  43       reloc_absolute_word_sext = 3,
  44
  45       /// reloc_absolute_dword - absolute relocation, just add the relocated
  46       /// value to the value already in memory.
  47       reloc_absolute_dword = 4
  48     };
  49   }
  50 }
  51
  52 #endif