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      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 using namespace llvm;
     12 
     13 MCAsmBackend::MCAsmBackend()
     14   : HasReliableSymbolDifference(false)
     15 {
     16 }
     17 
     18 MCAsmBackend::~MCAsmBackend() {
     19 }
     20 
     21 const MCFixupKindInfo &
     22 MCAsmBackend::getFixupKindInfo(MCFixupKind Kind) const {
     23   static const MCFixupKindInfo Builtins[] = {
     24     { "FK_Data_1", 0, 8, 0 },
     25     { "FK_Data_2", 0, 16, 0 },
     26     { "FK_Data_4", 0, 32, 0 },
     27     { "FK_Data_8", 0, 64, 0 },
     28     { "FK_PCRel_1", 0, 8, MCFixupKindInfo::FKF_IsPCRel },
     29     { "FK_PCRel_2", 0, 16, MCFixupKindInfo::FKF_IsPCRel },
     30     { "FK_PCRel_4", 0, 32, MCFixupKindInfo::FKF_IsPCRel },
     31     { "FK_PCRel_8", 0, 64, MCFixupKindInfo::FKF_IsPCRel }
     32   };
     33 
     34   assert((size_t)Kind <= sizeof(Builtins) / sizeof(Builtins[0]) &&
     35          "Unknown fixup kind");
     36   return Builtins[Kind];
     37 }
     38