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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 }