//===-- MCAsmBackend.cpp - Target MC Assembly Backend ----------------------==//

//

//                     The LLVM Compiler Infrastructure

//

// This file is distributed under the University of Illinois Open Source

// License. See LICENSE.TXT for details.

//

//===----------------------------------------------------------------------===//

#include "llvm/MC/MCAsmBackend.h"

#include "llvm/ADT/STLExtras.h"

#include "llvm/MC/MCFixupKindInfo.h"

using namespace llvm_ks;

MCAsmBackend::MCAsmBackend() : HasDataInCodeSupport(false) {}

MCAsmBackend::~MCAsmBackend() {}

Optional<MCFixupKind> MCAsmBackend::getFixupKind(StringRef Name) const {

  return None;

}

const MCFixupKindInfo &MCAsmBackend::getFixupKindInfo(MCFixupKind Kind) const {

  static const MCFixupKindInfo Builtins[] = {

      {"FK_Data_1", 0, 8, 0},

      {"FK_Data_2", 0, 16, 0},

      {"FK_Data_4", 0, 32, 0},

      {"FK_Data_8", 0, 64, 0},

      {"FK_PCRel_1", 0, 8, MCFixupKindInfo::FKF_IsPCRel},

      {"FK_PCRel_2", 0, 16, MCFixupKindInfo::FKF_IsPCRel},

      {"FK_PCRel_4", 0, 32, MCFixupKindInfo::FKF_IsPCRel},

      {"FK_PCRel_8", 0, 64, MCFixupKindInfo::FKF_IsPCRel},

      {"FK_GPRel_1", 0, 8, 0},

      {"FK_GPRel_2", 0, 16, 0},

      {"FK_GPRel_4", 0, 32, 0},

      {"FK_GPRel_8", 0, 64, 0},

      {"FK_SecRel_1", 0, 8, 0},

      {"FK_SecRel_2", 0, 16, 0},

      {"FK_SecRel_4", 0, 32, 0},

      {"FK_SecRel_8", 0, 64, 0}};

  assert((size_t)Kind <= array_lengthof(Builtins) && "Unknown fixup kind");

  return Builtins[Kind];

}

bool MCAsmBackend::fixupNeedsRelaxationAdvanced(

    const MCFixup &Fixup, bool Resolved, uint64_t Value,

    const MCRelaxableFragment *DF, const MCAsmLayout &Layout) const {

  if (!Resolved)

    return true;

  unsigned KsError;

  return fixupNeedsRelaxation(Fixup, Value, DF, Layout, KsError);

}