#include "llvm/MC/MCObjectWriter.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/ELF.h"
namespace llvm {
class MCELFObjectTargetWriter {
- const Triple::OSType OSType;
+ const uint8_t OSABI;
const uint16_t EMachine;
const unsigned HasRelocationAddend : 1;
const unsigned Is64Bit : 1;
+
protected:
- MCELFObjectTargetWriter(bool Is64Bit_, Triple::OSType OSType_,
+
+ MCELFObjectTargetWriter(bool Is64Bit_, uint8_t OSABI_,
uint16_t EMachine_, bool HasRelocationAddend_);
public:
+ static uint8_t getOSABI(Triple::OSType OSType) {
+ switch (OSType) {
+ case Triple::FreeBSD:
+ return ELF::ELFOSABI_FREEBSD;
+ case Triple::Linux:
+ return ELF::ELFOSABI_LINUX;
+ default:
+ return ELF::ELFOSABI_NONE;
+ }
+ }
+
virtual ~MCELFObjectTargetWriter();
/// @name Accessors
/// @{
- Triple::OSType getOSType() { return OSType; }
+ uint8_t getOSABI() { return OSABI; }
uint16_t getEMachine() { return EMachine; }
bool hasRelocationAddend() { return HasRelocationAddend; }
bool is64Bit() const { return Is64Bit; }
Write8(ELF::EV_CURRENT); // e_ident[EI_VERSION]
// e_ident[EI_OSABI]
- switch (TargetObjectWriter->getOSType()) {
- case Triple::FreeBSD: Write8(ELF::ELFOSABI_FREEBSD); break;
- case Triple::Linux: Write8(ELF::ELFOSABI_LINUX); break;
- default: Write8(ELF::ELFOSABI_NONE); break;
- }
+ Write8(TargetObjectWriter->getOSABI());
Write8(0); // e_ident[EI_ABIVERSION]
WriteZeros(ELF::EI_NIDENT - ELF::EI_PAD);
using namespace llvm;
MCELFObjectTargetWriter::MCELFObjectTargetWriter(bool Is64Bit_,
- Triple::OSType OSType_,
+ uint8_t OSABI_,
uint16_t EMachine_,
bool HasRelocationAddend_)
- : OSType(OSType_), EMachine(EMachine_),
+ : OSABI(OSABI_), EMachine(EMachine_),
HasRelocationAddend(HasRelocationAddend_), Is64Bit(Is64Bit_) {
}
namespace {
class ARMELFObjectWriter : public MCELFObjectTargetWriter {
public:
- ARMELFObjectWriter(Triple::OSType OSType)
- : MCELFObjectTargetWriter(/*Is64Bit*/ false, OSType, ELF::EM_ARM,
+ ARMELFObjectWriter(uint8_t OSABI)
+ : MCELFObjectTargetWriter(/*Is64Bit*/ false, OSABI, ELF::EM_ARM,
/*HasRelocationAddend*/ false) {}
};
// ELF is an ELF of course...
class ELFARMAsmBackend : public ARMAsmBackend {
public:
- Triple::OSType OSType;
+ uint8_t OSABI;
ELFARMAsmBackend(const Target &T, const StringRef TT,
- Triple::OSType _OSType)
- : ARMAsmBackend(T, TT), OSType(_OSType) { }
+ uint8_t _OSABI)
+ : ARMAsmBackend(T, TT), OSABI(_OSABI) { }
void ApplyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
uint64_t Value) const;
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
- return createELFObjectWriter(new ARMELFObjectWriter(OSType), OS,
+ return createELFObjectWriter(new ARMELFObjectWriter(OSABI), OS,
/*IsLittleEndian*/ true);
}
};
if (TheTriple.isOSWindows())
assert(0 && "Windows not supported on ARM");
- return new ELFARMAsmBackend(T, TT, Triple(TT).getOS());
+ uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS());
+ return new ELFARMAsmBackend(T, TT, OSABI);
}
namespace {
class MBlazeELFObjectWriter : public MCELFObjectTargetWriter {
public:
- MBlazeELFObjectWriter(Triple::OSType OSType)
- : MCELFObjectTargetWriter(/*is64Bit*/ false, OSType, ELF::EM_MBLAZE,
+ MBlazeELFObjectWriter(uint8_t OSABI)
+ : MCELFObjectTargetWriter(/*is64Bit*/ false, OSABI, ELF::EM_MBLAZE,
/*HasRelocationAddend*/ true) {}
};
namespace {
class ELFMBlazeAsmBackend : public MBlazeAsmBackend {
public:
- Triple::OSType OSType;
- ELFMBlazeAsmBackend(const Target &T, Triple::OSType _OSType)
- : MBlazeAsmBackend(T), OSType(_OSType) { }
+ uint8_t OSABI;
+ ELFMBlazeAsmBackend(const Target &T, uint8_t _OSABI)
+ : MBlazeAsmBackend(T), OSABI(_OSABI) { }
void ApplyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
uint64_t Value) const;
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
- return createELFObjectWriter(new MBlazeELFObjectWriter(OSType), OS,
+ return createELFObjectWriter(new MBlazeELFObjectWriter(OSABI), OS,
/*IsLittleEndian*/ false);
}
};
if (TheTriple.isOSWindows())
assert(0 && "Windows not supported on MBlaze");
- return new ELFMBlazeAsmBackend(T, TheTriple.getOS());
+ uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TheTriple.getOS());
+ return new ELFMBlazeAsmBackend(T, OSABI);
}
class MipsELFObjectWriter : public MCELFObjectTargetWriter {
public:
- MipsELFObjectWriter(bool is64Bit, Triple::OSType OSType, uint16_t EMachine,
+ MipsELFObjectWriter(bool is64Bit, uint8_t OSABI, uint16_t EMachine,
bool HasRelocationAddend)
- : MCELFObjectTargetWriter(is64Bit, OSType, EMachine,
+ : MCELFObjectTargetWriter(is64Bit, OSABI, EMachine,
HasRelocationAddend) {}
};
class MipsEB_AsmBackend : public MipsAsmBackend {
public:
- Triple::OSType OSType;
+ uint8_t OSABI;
- MipsEB_AsmBackend(const Target &T, Triple::OSType _OSType)
- : MipsAsmBackend(T), OSType(_OSType) {}
+ MipsEB_AsmBackend(const Target &T, uint8_t _OSABI)
+ : MipsAsmBackend(T), OSABI(_OSABI) {}
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return createELFObjectWriter(createELFObjectTargetWriter(),
}
MCELFObjectTargetWriter *createELFObjectTargetWriter() const {
- return new MipsELFObjectWriter(false, OSType, ELF::EM_MIPS, false);
+ return new MipsELFObjectWriter(false, OSABI, ELF::EM_MIPS, false);
}
};
class MipsEL_AsmBackend : public MipsAsmBackend {
public:
- Triple::OSType OSType;
+ uint8_t OSABI;
- MipsEL_AsmBackend(const Target &T, Triple::OSType _OSType)
- : MipsAsmBackend(T), OSType(_OSType) {}
+ MipsEL_AsmBackend(const Target &T, uint8_t _OSABI)
+ : MipsAsmBackend(T), OSABI(_OSABI) {}
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return createELFObjectWriter(createELFObjectTargetWriter(),
}
MCELFObjectTargetWriter *createELFObjectTargetWriter() const {
- return new MipsELFObjectWriter(false, OSType, ELF::EM_MIPS, false);
+ return new MipsELFObjectWriter(false, OSABI, ELF::EM_MIPS, false);
}
};
} // namespace
// just return little endian for now
//
- return new MipsEL_AsmBackend(T, Triple(TT).getOS());
+ uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS());
+ return new MipsEL_AsmBackend(T, OSABI);
}
class PPCELFObjectWriter : public MCELFObjectTargetWriter {
public:
- PPCELFObjectWriter(bool Is64Bit, Triple::OSType OSType, uint16_t EMachine,
+ PPCELFObjectWriter(bool Is64Bit, uint8_t OSABI, uint16_t EMachine,
bool HasRelocationAddend, bool isLittleEndian)
- : MCELFObjectTargetWriter(Is64Bit, OSType, EMachine, HasRelocationAddend) {}
+ : MCELFObjectTargetWriter(Is64Bit, OSABI, EMachine, HasRelocationAddend) {}
};
class PPCAsmBackend : public MCAsmBackend {
};
class ELFPPCAsmBackend : public PPCAsmBackend {
- Triple::OSType OSType;
+ uint8_t OSABI;
public:
- ELFPPCAsmBackend(const Target &T, Triple::OSType OSType) :
- PPCAsmBackend(T), OSType(OSType) { }
+ ELFPPCAsmBackend(const Target &T, uint8_t OSABI) :
+ PPCAsmBackend(T), OSABI(OSABI) { }
void ApplyFixup(const MCFixup &Fixup, char *Data, unsigned DataSize,
uint64_t Value) const {
bool is64 = getPointerSize() == 8;
return createELFObjectWriter(new PPCELFObjectWriter(
/*Is64Bit=*/is64,
- OSType,
+ OSABI,
is64 ? ELF::EM_PPC64 : ELF::EM_PPC,
/*addend*/ true, /*isLittleEndian*/ false),
OS, /*IsLittleEndian=*/false);
if (Triple(TT).isOSDarwin())
return new DarwinPPCAsmBackend(T);
- return new ELFPPCAsmBackend(T, Triple(TT).getOS());
+ uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS());
+ return new ELFPPCAsmBackend(T, OSABI);
}
class X86ELFObjectWriter : public MCELFObjectTargetWriter {
public:
- X86ELFObjectWriter(bool is64Bit, Triple::OSType OSType, uint16_t EMachine,
- bool HasRelocationAddend)
- : MCELFObjectTargetWriter(is64Bit, OSType, EMachine, HasRelocationAddend) {}
+ X86ELFObjectWriter(bool is64Bit, uint8_t OSABI, uint16_t EMachine,
+ bool HasRelocationAddend, bool foobar)
+ : MCELFObjectTargetWriter(is64Bit, OSABI, EMachine, HasRelocationAddend) {}
};
class X86AsmBackend : public MCAsmBackend {
namespace {
class ELFX86AsmBackend : public X86AsmBackend {
public:
- Triple::OSType OSType;
- ELFX86AsmBackend(const Target &T, Triple::OSType _OSType)
- : X86AsmBackend(T), OSType(_OSType) {
+ uint8_t OSABI;
+ ELFX86AsmBackend(const Target &T, uint8_t _OSABI)
+ : X86AsmBackend(T), OSABI(_OSABI) {
HasReliableSymbolDifference = true;
}
class ELFX86_32AsmBackend : public ELFX86AsmBackend {
public:
- ELFX86_32AsmBackend(const Target &T, Triple::OSType OSType)
- : ELFX86AsmBackend(T, OSType) {}
+ ELFX86_32AsmBackend(const Target &T, uint8_t OSABI)
+ : ELFX86AsmBackend(T, OSABI) {}
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return createELFObjectWriter(createELFObjectTargetWriter(),
}
MCELFObjectTargetWriter *createELFObjectTargetWriter() const {
- return new X86ELFObjectWriter(false, OSType, ELF::EM_386, false);
+ return new X86ELFObjectWriter(false, OSABI, ELF::EM_386, false, false);
}
};
class ELFX86_64AsmBackend : public ELFX86AsmBackend {
public:
- ELFX86_64AsmBackend(const Target &T, Triple::OSType OSType)
- : ELFX86AsmBackend(T, OSType) {}
+ ELFX86_64AsmBackend(const Target &T, uint8_t OSABI)
+ : ELFX86AsmBackend(T, OSABI) {}
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return createELFObjectWriter(createELFObjectTargetWriter(),
}
MCELFObjectTargetWriter *createELFObjectTargetWriter() const {
- return new X86ELFObjectWriter(true, OSType, ELF::EM_X86_64, true);
+ return new X86ELFObjectWriter(true, OSABI, ELF::EM_X86_64, true, false);
}
};
if (TheTriple.isOSWindows())
return new WindowsX86AsmBackend(T, false);
- return new ELFX86_32AsmBackend(T, TheTriple.getOS());
+ uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TheTriple.getOS());
+ return new ELFX86_32AsmBackend(T, OSABI);
}
MCAsmBackend *llvm::createX86_64AsmBackend(const Target &T, StringRef TT) {
if (TheTriple.isOSWindows())
return new WindowsX86AsmBackend(T, true);
- return new ELFX86_64AsmBackend(T, TheTriple.getOS());
+ uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TheTriple.getOS());
+ return new ELFX86_64AsmBackend(T, OSABI);
}