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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
53