1//===-- SPIRVAsmBackend.cpp - SPIR-V Assembler Backend ---------*- C++ -*--===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "MCTargetDesc/SPIRVMCTargetDesc.h"
10#include "llvm/MC/MCAsmBackend.h"
11#include "llvm/MC/MCAssembler.h"
12#include "llvm/MC/MCObjectWriter.h"
13#include "llvm/MC/MCSPIRVObjectWriter.h"
14
15using namespace llvm;
16
17namespace {
18
19class SPIRVAsmBackend : public MCAsmBackend {
20public:
21 SPIRVAsmBackend(llvm::endianness Endian) : MCAsmBackend(Endian) {}
22
23 void applyFixup(const MCFragment &, const MCFixup &, const MCValue &Target,
24 MutableArrayRef<char> Data, uint64_t Value,
25 bool IsResolved) override {}
26
27 std::unique_ptr<MCObjectTargetWriter>
28 createObjectTargetWriter() const override {
29 return std::make_unique<MCSPIRVObjectTargetWriter>();
30 }
31
32 bool writeNopData(raw_ostream &OS, uint64_t Count,
33 const MCSubtargetInfo *STI) const override {
34 return false;
35 }
36};
37
38} // end anonymous namespace
39
40MCAsmBackend *llvm::createSPIRVAsmBackend(const Target &T,
41 const MCSubtargetInfo &STI,
42 const MCRegisterInfo &MRI,
43 const MCTargetOptions &) {
44 return new SPIRVAsmBackend(llvm::endianness::little);
45}
46