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Hookup ELF support for X86. 

llvm-svn: 111173
This commit is contained in:
Matt Fleming 2010-08-16 18:36:14 +00:00
parent d83b927897
commit f751d856f0
2 changed files with 14 additions and 6 deletions
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17
llvm/lib/Target/X86/X86AsmBackend.cpp
View File

@ -11,6 +11,7 @@
#include "X86.h" #include "X86.h"
#include "X86FixupKinds.h" #include "X86FixupKinds.h"
#include "llvm/ADT/Twine.h" #include "llvm/ADT/Twine.h"
#include "llvm/MC/ELFObjectWriter.h"
#include "llvm/MC/MCAssembler.h" #include "llvm/MC/MCAssembler.h"
#include "llvm/MC/MCExpr.h" #include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCObjectWriter.h" #include "llvm/MC/MCObjectWriter.h"
@ -191,10 +192,6 @@ public:
HasScatteredSymbols = true; HasScatteredSymbols = true;
} }
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return 0;
}
bool isVirtualSection(const MCSection &Section) const { bool isVirtualSection(const MCSection &Section) const {
const MCSectionELF &SE = static_cast<const MCSectionELF&>(Section); const MCSectionELF &SE = static_cast<const MCSectionELF&>(Section);
return SE.getType() == MCSectionELF::SHT_NOBITS;; return SE.getType() == MCSectionELF::SHT_NOBITS;;
@ -205,12 +202,24 @@ class ELFX86_32AsmBackend : public ELFX86AsmBackend {
public: public:
ELFX86_32AsmBackend(const Target &T) ELFX86_32AsmBackend(const Target &T)
: ELFX86AsmBackend(T) {} : ELFX86AsmBackend(T) {}
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return new ELFObjectWriter(OS, /*Is64Bit=*/false,
/*IsLittleEndian=*/true,
/*HasRelocationAddend=*/false);
}
}; };
class ELFX86_64AsmBackend : public ELFX86AsmBackend { class ELFX86_64AsmBackend : public ELFX86AsmBackend {
public: public:
ELFX86_64AsmBackend(const Target &T) ELFX86_64AsmBackend(const Target &T)
: ELFX86AsmBackend(T) {} : ELFX86AsmBackend(T) {}
MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
return new ELFObjectWriter(OS, /*Is64Bit=*/true,
/*IsLittleEndian=*/true,
/*HasRelocationAddend=*/true);
}
}; };
class WindowsX86AsmBackend : public X86AsmBackend { class WindowsX86AsmBackend : public X86AsmBackend {

3
llvm/lib/Target/X86/X86TargetMachine.cpp
View File

@ -54,8 +54,7 @@ static MCStreamer *createMCStreamer(const Target &T, const std::string &TT,
case Triple::Win32: case Triple::Win32:
return createWinCOFFStreamer(Ctx, TAB, *_Emitter, _OS, RelaxAll); return createWinCOFFStreamer(Ctx, TAB, *_Emitter, _OS, RelaxAll);
default: default:
// FIXME: default to ELF. return createELFStreamer(Ctx, TAB, _OS, _Emitter, RelaxAll);
report_fatal_error("object emission not implemented for this target.");
} }
} }