1 //===-- MCELFObjectTargetWriter.cpp - ELF Target Writer Subclass ----------===// 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/ADT/STLExtras.h" 11 #include "llvm/MC/MCELFObjectWriter.h" 12 #include "llvm/MC/MCExpr.h" 13 #include "llvm/MC/MCValue.h" 14 15 using namespace llvm; 16 17 MCELFObjectTargetWriter::MCELFObjectTargetWriter(bool Is64Bit_, 18 uint8_t OSABI_, 19 uint16_t EMachine_, 20 bool HasRelocationAddend_, 21 bool IsN64_) 22 : OSABI(OSABI_), EMachine(EMachine_), 23 HasRelocationAddend(HasRelocationAddend_), Is64Bit(Is64Bit_), 24 IsN64(IsN64_){ 25 } 26 27 const MCSymbol *MCELFObjectTargetWriter::ExplicitRelSym(const MCAssembler &Asm, 28 const MCValue &Target, 29 const MCFragment &F, 30 const MCFixup &Fixup, 31 bool IsPCRel) const { 32 return NULL; 33 } 34 35 const MCSymbol *MCELFObjectTargetWriter::undefinedExplicitRelSym(const MCValue &Target, 36 const MCFixup &Fixup, 37 bool IsPCRel) const { 38 const MCSymbol &Symbol = Target.getSymA()->getSymbol(); 39 return &Symbol.AliasedSymbol(); 40 } 41 42 void MCELFObjectTargetWriter::adjustFixupOffset(const MCFixup &Fixup, 43 uint64_t &RelocOffset) { 44 } 45 46 void 47 MCELFObjectTargetWriter::sortRelocs(const MCAssembler &Asm, 48 std::vector<ELFRelocationEntry> &Relocs) { 49 // Sort by the r_offset, just like gnu as does. 50 array_pod_sort(Relocs.begin(), Relocs.end()); 51 } 52