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Introduce convenience typedefs for the 4 ELF object types.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181509 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2013-05-09 13:13:28 +00:00
parent a634d2f9dd
commit bed93b0de1
3 changed files with 35 additions and 50 deletions
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31
include/llvm/Object/ELF.h
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@@ -839,6 +839,13 @@ public:
}
};
// Use an alignment of 2 for the typedefs since that is the worst case for
// ELF files in archives.
typedef ELFObjectFile<ELFType<support::little, 2, false> > ELF32LEObjectFile;
typedef ELFObjectFile<ELFType<support::little, 2, true> > ELF64LEObjectFile;
typedef ELFObjectFile<ELFType<support::big, 2, false> > ELF32BEObjectFile;
typedef ELFObjectFile<ELFType<support::big, 2, true> > ELF64BEObjectFile;
// Iterate through the version definitions, and place each Elf_Verdef
// in the VersionMap according to its index.
template<class ELFT>
@@ -2955,23 +2962,19 @@ static inline error_code getELFRelocationAddend(const RelocationRef R,
const ObjectFile *Obj = R.getObjectFile();
DataRefImpl DRI = R.getRawDataRefImpl();
// Little-endian 32-bit
if (const ELFObjectFile<ELFType<support::little, 4, false> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::little, 4, false> > >(Obj))
if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
return ELFObj->getRelocationAddend(DRI, Addend);
// Big-endian 32-bit
if (const ELFObjectFile<ELFType<support::big, 4, false> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::big, 4, false> > >(Obj))
if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
return ELFObj->getRelocationAddend(DRI, Addend);
// Little-endian 64-bit
if (const ELFObjectFile<ELFType<support::little, 8, true> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::little, 8, true> > >(Obj))
if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
return ELFObj->getRelocationAddend(DRI, Addend);
// Big-endian 64-bit
if (const ELFObjectFile<ELFType<support::big, 8, true> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::big, 8, true> > >(Obj))
if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
return ELFObj->getRelocationAddend(DRI, Addend);
llvm_unreachable("Object passed to getELFRelocationAddend() is not ELF");
@@ -2984,23 +2987,19 @@ static inline error_code GetELFSymbolVersion(const ObjectFile *Obj,
StringRef &Version,
bool &IsDefault) {
// Little-endian 32-bit
if (const ELFObjectFile<ELFType<support::little, 4, false> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::little, 4, false> > >(Obj))
if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
return ELFObj->getSymbolVersion(Sym, Version, IsDefault);
// Big-endian 32-bit
if (const ELFObjectFile<ELFType<support::big, 4, false> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::big, 4, false> > >(Obj))
if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
return ELFObj->getSymbolVersion(Sym, Version, IsDefault);
// Little-endian 64-bit
if (const ELFObjectFile<ELFType<support::little, 8, true> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::little, 8, true> > >(Obj))
if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
return ELFObj->getSymbolVersion(Sym, Version, IsDefault);
// Big-endian 64-bit
if (const ELFObjectFile<ELFType<support::big, 8, true> > *ELFObj =
dyn_cast<ELFObjectFile<ELFType<support::big, 8, true> > >(Obj))
if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
return ELFObj->getSymbolVersion(Sym, Version, IsDefault);
llvm_unreachable("Object passed to GetELFSymbolVersion() is not ELF");