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 uint8_t *Data, uint64_t Value, bool IsResolved) override {}
25
26 std::unique_ptr<MCObjectTargetWriter>
27 createObjectTargetWriter() const override {
28 return std::make_unique<MCSPIRVObjectTargetWriter>();
29 }
30
31 bool writeNopData(raw_ostream &OS, uint64_t Count,
32 const MCSubtargetInfo *STI) const override {
33 return false;
34 }
35};
36
37} // end anonymous namespace
38
39MCAsmBackend *llvm::createSPIRVAsmBackend(const Target &T,
40 const MCSubtargetInfo &STI,
41 const MCRegisterInfo &MRI,
42 const MCTargetOptions &) {
43 return new SPIRVAsmBackend(llvm::endianness::little);
44}
45