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Add all 4 MachO object types. Use the stored type to implement is64Bits().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179021 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2013-04-08 13:25:33 +00:00
parent bd7c634ab9
commit 9d55c099d6
3 changed files with 24 additions and 8 deletions
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13
lib/Object/MachOObjectFile.cpp
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@@ -28,8 +28,9 @@ using namespace object;
namespace llvm {
namespace object {
MachOObjectFile::MachOObjectFile(MemoryBuffer *Object, error_code &ec)
: ObjectFile(Binary::ID_MachO, Object) {
MachOObjectFile::MachOObjectFile(MemoryBuffer *Object, bool Is64bits,
error_code &ec)
: ObjectFile(getMachOType(true, Is64bits), Object) {
DataRefImpl DRI;
moveToNextSection(DRI);
uint32_t LoadCommandCount = getHeader()->NumLoadCommands;
@@ -41,8 +42,8 @@ MachOObjectFile::MachOObjectFile(MemoryBuffer *Object, error_code &ec)
}
bool MachOObjectFile::is64Bit() const {
StringRef Magic = getData(0, 4);
return (Magic == "\xFE\xED\xFA\xCF") || (Magic == "\xCF\xFA\xED\xFE");
unsigned int Type = getType();
return Type == ID_MachO64L || Type == ID_MachO64B;
}
const MachOFormat::LoadCommand *
@@ -88,8 +89,10 @@ StringRef MachOObjectFile::getData(size_t Offset, size_t Size) const {
}
ObjectFile *ObjectFile::createMachOObjectFile(MemoryBuffer *Buffer) {
StringRef Magic = Buffer->getBuffer().slice(0, 4);
error_code ec;
ObjectFile *Ret = new MachOObjectFile(Buffer, ec);
bool Is64Bits = Magic == "\xFE\xED\xFA\xCF" || Magic == "\xCF\xFA\xED\xFE";
ObjectFile *Ret = new MachOObjectFile(Buffer, Is64Bits, ec);
if (ec)
return NULL;
return Ret;