[Nios2] Remove Nios2 backend

As mentioned here http://lists.llvm.org/pipermail/llvm-dev/2019-January/129121.html This backend is incomplete and has not been maintained in several months.

Differential Revision: https://reviews.llvm.org/D56691

llvm-svn: 351231

1 files changed, 0 insertions, 43 deletions

diff --git a/llvm/lib/Target/Nios2/MCTargetDesc/Nios2ELFObjectWriter.cpp b/llvm/lib/Target/Nios2/MCTargetDesc/Nios2ELFObjectWriter.cpp
deleted file mode 100644
index db432d15120..00000000000
--- a/llvm/lib/Target/Nios2/MCTargetDesc/Nios2ELFObjectWriter.cpp
+++ /dev/null
@@ -1,43 +0,0 @@
-//===-- Nios2ELFObjectWriter.cpp - Nios2 ELF Writer -----------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "MCTargetDesc/Nios2FixupKinds.h"
-#include "MCTargetDesc/Nios2MCExpr.h"
-#include "MCTargetDesc/Nios2MCTargetDesc.h"
-#include "llvm/MC/MCELFObjectWriter.h"
-#include "llvm/MC/MCObjectWriter.h"
-
-using namespace llvm;
-
-namespace {
-class Nios2ELFObjectWriter : public MCELFObjectTargetWriter {
-public:
-  Nios2ELFObjectWriter(uint8_t OSABI)
-      : MCELFObjectTargetWriter(false, OSABI, ELF::EM_ALTERA_NIOS2, false) {}
-
-  ~Nios2ELFObjectWriter() override;
-
-  unsigned getRelocType(MCContext &Ctx, const MCValue &Target,
-                        const MCFixup &Fixup, bool IsPCRel) const override;
-};
-} // namespace
-
-Nios2ELFObjectWriter::~Nios2ELFObjectWriter() {}
-
-unsigned Nios2ELFObjectWriter::getRelocType(MCContext &Ctx,
-                                            const MCValue &Target,
-                                            const MCFixup &Fixup,
-                                            bool IsPCRel) const {
-  return 0;
-}
-
-std::unique_ptr<MCObjectTargetWriter>
-llvm::createNios2ELFObjectWriter(uint8_t OSABI) {
-  return llvm::make_unique<Nios2ELFObjectWriter>(OSABI);
-}