1 //===- lib/MC/MCSPIRVStreamer.cpp - SPIR-V Object Output ------*- 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 // This file assembles .s files and emits SPIR-V .o object files. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "llvm/MC/MCSPIRVStreamer.h" 14 #include "llvm/MC/MCAssembler.h" 15 #include "llvm/MC/TargetRegistry.h" 16 17 using namespace llvm; 18 emitInstToData(const MCInst & Inst,const MCSubtargetInfo & STI)19 void MCSPIRVStreamer::emitInstToData(const MCInst &Inst, 20 const MCSubtargetInfo &STI) { 21 MCAssembler &Assembler = getAssembler(); 22 SmallVector<MCFixup, 0> Fixups; 23 SmallString<256> Code; 24 Assembler.getEmitter().encodeInstruction(Inst, Code, Fixups, STI); 25 26 // Append the encoded instruction to the current data fragment (or create a 27 // new such fragment if the current fragment is not a data fragment). 28 MCDataFragment *DF = getOrCreateDataFragment(); 29 30 DF->setHasInstructions(STI); 31 DF->getContents().append(Code.begin(), Code.end()); 32 } 33 createSPIRVStreamer(MCContext & Context,std::unique_ptr<MCAsmBackend> && MAB,std::unique_ptr<MCObjectWriter> && OW,std::unique_ptr<MCCodeEmitter> && CE)34 MCStreamer *llvm::createSPIRVStreamer(MCContext &Context, 35 std::unique_ptr<MCAsmBackend> &&MAB, 36 std::unique_ptr<MCObjectWriter> &&OW, 37 std::unique_ptr<MCCodeEmitter> &&CE) { 38 MCSPIRVStreamer *S = new MCSPIRVStreamer(Context, std::move(MAB), 39 std::move(OW), std::move(CE)); 40 return S; 41 } 42