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author | Matt Fleming <matt@console-pimps.org> | 2010-08-16 18:57:57 +0000 |
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committer | Matt Fleming <matt@console-pimps.org> | 2010-08-16 18:57:57 +0000 |
commit | 3565a06ebf44a193a8b333cbeff2ee154298d450 (patch) | |
tree | d60db65ce3a1bc99d1622d8eddb761eace72d83d /include | |
parent | 453db50333723cb59c64970b6860caa0a7c0b8c2 (diff) | |
download | external_llvm-3565a06ebf44a193a8b333cbeff2ee154298d450.zip external_llvm-3565a06ebf44a193a8b333cbeff2ee154298d450.tar.gz external_llvm-3565a06ebf44a193a8b333cbeff2ee154298d450.tar.bz2 |
Add ELF ObjectWriter and Streamer support.
I forgot to add these files in commit 111172.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111174 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r-- | include/llvm/MC/ELFObjectWriter.h | 46 | ||||
-rw-r--r-- | include/llvm/MC/MCELFSymbolFlags.h | 54 |
2 files changed, 100 insertions, 0 deletions
diff --git a/include/llvm/MC/ELFObjectWriter.h b/include/llvm/MC/ELFObjectWriter.h new file mode 100644 index 0000000..3b9951f --- /dev/null +++ b/include/llvm/MC/ELFObjectWriter.h @@ -0,0 +1,46 @@ +//===-- llvm/MC/ELFObjectWriter.h - ELF File Writer ---------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_MC_ELFOBJECTWRITER_H +#define LLVM_MC_ELFOBJECTWRITER_H + +#include "llvm/MC/MCObjectWriter.h" +#include "llvm/Support/raw_ostream.h" +#include <cassert> + +namespace llvm { +class MCAsmFixup; +class MCAssembler; +class MCFragment; +class MCValue; +class raw_ostream; + +class ELFObjectWriter : public MCObjectWriter { + void *Impl; + +public: + ELFObjectWriter(raw_ostream &OS, bool Is64Bit, bool IsLittleEndian = true, + bool HasRelocationAddend = true); + + virtual ~ELFObjectWriter(); + + virtual void ExecutePostLayoutBinding(MCAssembler &Asm); + + virtual void RecordRelocation(const MCAssembler &Asm, + const MCAsmLayout &Layout, + const MCFragment *Fragment, + const MCFixup &Fixup, MCValue Target, + uint64_t &FixedValue); + + virtual void WriteObject(const MCAssembler &Asm, const MCAsmLayout &Layout); +}; + +} // End llvm namespace + +#endif diff --git a/include/llvm/MC/MCELFSymbolFlags.h b/include/llvm/MC/MCELFSymbolFlags.h new file mode 100644 index 0000000..eb7978b --- /dev/null +++ b/include/llvm/MC/MCELFSymbolFlags.h @@ -0,0 +1,54 @@ +//===- MCELFSymbolFlags.h - ELF Symbol Flags ----------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file declares the SymbolFlags used for the ELF target. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_MC_MCELFSYMBOLFLAGS_H +#define LLVM_MC_MCELFSYMBOLFLAGS_H + +#include "llvm/Support/ELF.h" + +// Because all the symbol flags need to be stored in the MCSymbolData +// 'flags' variable we need to provide shift constants per flag type. + +namespace llvm { + enum { + ELF_STT_Shift = 0, // Shift value for STT_* flags. + ELF_STB_Shift = 4, // Shift value for STB_* flags. + ELF_STV_Shift = 8 // Shift value ofr STV_* flags. + }; + + enum SymbolFlags { + ELF_STB_Local = (ELF::STB_LOCAL << ELF_STB_Shift), + ELF_STB_Global = (ELF::STB_GLOBAL << ELF_STB_Shift), + ELF_STB_Weak = (ELF::STB_WEAK << ELF_STB_Shift), + ELF_STB_Loproc = (ELF::STB_LOPROC << ELF_STB_Shift), + ELF_STB_Hiproc = (ELF::STB_HIPROC << ELF_STB_Shift), + + ELF_STT_Notype = (ELF::STT_NOTYPE << ELF_STT_Shift), + ELF_STT_Object = (ELF::STT_OBJECT << ELF_STT_Shift), + ELF_STT_Func = (ELF::STT_FUNC << ELF_STT_Shift), + ELF_STT_Section = (ELF::STT_SECTION << ELF_STT_Shift), + ELF_STT_File = (ELF::STT_FILE << ELF_STT_Shift), + ELF_STT_Common = (ELF::STT_COMMON << ELF_STT_Shift), + ELF_STT_Tls = (ELF::STT_TLS << ELF_STT_Shift), + ELF_STT_Loproc = (ELF::STT_LOPROC << ELF_STT_Shift), + ELF_STT_Hiproc = (ELF::STT_HIPROC << ELF_STT_Shift), + + ELF_STV_Default = (ELF::STV_DEFAULT << ELF_STV_Shift), + ELF_STV_Internal = (ELF::STV_INTERNAL << ELF_STV_Shift), + ELF_STV_Hidden = (ELF::STV_HIDDEN << ELF_STV_Shift), + ELF_STV_Protected = (ELF::STV_PROTECTED << ELF_STV_Shift) + }; + +} // end namespace llvm + +#endif |