1//===-- MCAsmBackend.cpp - Target MC Assembly Backend ----------------------==//
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#include "llvm/MC/MCAsmBackend.h"
11#include "llvm/ADT/STLExtras.h"
12#include "llvm/MC/MCFixupKindInfo.h"
13using namespace llvm;
14
15MCAsmBackend::MCAsmBackend()
16  : HasReliableSymbolDifference(false), HasDataInCodeSupport(false) {}
17
18MCAsmBackend::~MCAsmBackend() {}
19
20const MCFixupKindInfo &
21MCAsmBackend::getFixupKindInfo(MCFixupKind Kind) const {
22  static const MCFixupKindInfo Builtins[] = {
23    { "FK_Data_1",  0,  8, 0 },
24    { "FK_Data_2",  0, 16, 0 },
25    { "FK_Data_4",  0, 32, 0 },
26    { "FK_Data_8",  0, 64, 0 },
27    { "FK_PCRel_1", 0,  8, MCFixupKindInfo::FKF_IsPCRel },
28    { "FK_PCRel_2", 0, 16, MCFixupKindInfo::FKF_IsPCRel },
29    { "FK_PCRel_4", 0, 32, MCFixupKindInfo::FKF_IsPCRel },
30    { "FK_PCRel_8", 0, 64, MCFixupKindInfo::FKF_IsPCRel },
31    { "FK_GPRel_1", 0,  8, 0 },
32    { "FK_GPRel_2", 0, 16, 0 },
33    { "FK_GPRel_4", 0, 32, 0 },
34    { "FK_GPRel_8", 0, 64, 0 },
35    { "FK_SecRel_1", 0,  8, 0 },
36    { "FK_SecRel_2", 0, 16, 0 },
37    { "FK_SecRel_4", 0, 32, 0 },
38    { "FK_SecRel_8", 0, 64, 0 }
39  };
40
41  assert((size_t)Kind <= array_lengthof(Builtins) && "Unknown fixup kind");
42  return Builtins[Kind];
43}
44