1 //===-- X86WinCOFFObjectWriter.cpp - X86 Win COFF Writer ------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "MCTargetDesc/X86FixupKinds.h"
11 #include "MCTargetDesc/X86MCTargetDesc.h"
12 #include "llvm/MC/MCWinCOFFObjectWriter.h"
13 #include "llvm/Support/COFF.h"
14 #include "llvm/Support/ErrorHandling.h"
23 class X86WinCOFFObjectWriter : public MCWinCOFFObjectTargetWriter {
27 X86WinCOFFObjectWriter(bool Is64Bit_);
28 ~X86WinCOFFObjectWriter();
30 virtual unsigned getRelocType(unsigned FixupKind) const;
34 X86WinCOFFObjectWriter::X86WinCOFFObjectWriter(bool Is64Bit_)
35 : MCWinCOFFObjectTargetWriter(Is64Bit_ ? COFF::IMAGE_FILE_MACHINE_AMD64 :
36 COFF::IMAGE_FILE_MACHINE_I386),
39 X86WinCOFFObjectWriter::~X86WinCOFFObjectWriter() {}
41 unsigned X86WinCOFFObjectWriter::getRelocType(unsigned FixupKind) const {
44 case X86::reloc_riprel_4byte:
45 case X86::reloc_riprel_4byte_movq_load:
46 return Is64Bit ? COFF::IMAGE_REL_AMD64_REL32 : COFF::IMAGE_REL_I386_REL32;
49 case X86::reloc_signed_4byte:
50 return Is64Bit ? COFF::IMAGE_REL_AMD64_ADDR32 : COFF::IMAGE_REL_I386_DIR32;
54 return COFF::IMAGE_REL_AMD64_ADDR64;
56 llvm_unreachable("unsupported relocation type");
58 case X86::reloc_coff_secrel32:
59 return Is64Bit ? COFF::IMAGE_REL_AMD64_SREL32 : COFF::IMAGE_REL_I386_SECREL;
62 llvm_unreachable("unsupported relocation type");
66 MCObjectWriter *llvm::createX86WinCOFFObjectWriter(raw_ostream &OS,
68 MCWinCOFFObjectTargetWriter *MOTW = new X86WinCOFFObjectWriter(Is64Bit);
69 return createWinCOFFObjectWriter(MOTW, OS);