1 //===- lib/MC/MCGOFFStreamer.cpp - GOFF Object Output ---------------------===//
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 GOFF .o object files.
10 //
11 //===----------------------------------------------------------------------===//
12
13 #include "llvm/MC/MCGOFFStreamer.h"
14 #include "llvm/MC/MCAsmBackend.h"
15 #include "llvm/MC/MCAssembler.h"
16 #include "llvm/MC/MCCodeEmitter.h"
17 #include "llvm/MC/MCContext.h"
18 #include "llvm/MC/MCGOFFObjectWriter.h"
19 #include "llvm/MC/TargetRegistry.h"
20
21 using namespace llvm;
22
~MCGOFFStreamer()23 MCGOFFStreamer::~MCGOFFStreamer() {}
24
getWriter()25 GOFFObjectWriter &MCGOFFStreamer::getWriter() {
26 return static_cast<GOFFObjectWriter &>(getAssembler().getWriter());
27 }
28
29 // Make sure that all section are registered in the correct order.
registerSectionHierarchy(MCAssembler & Asm,MCSectionGOFF * Section)30 static void registerSectionHierarchy(MCAssembler &Asm, MCSectionGOFF *Section) {
31 if (Section->isRegistered())
32 return;
33 if (Section->getParent())
34 registerSectionHierarchy(Asm, Section->getParent());
35 Asm.registerSection(*Section);
36 }
37
changeSection(MCSection * Section,uint32_t Subsection)38 void MCGOFFStreamer::changeSection(MCSection *Section, uint32_t Subsection) {
39 registerSectionHierarchy(getAssembler(),
40 static_cast<MCSectionGOFF *>(Section));
41 MCObjectStreamer::changeSection(Section, Subsection);
42 }
43
createGOFFStreamer(MCContext & Context,std::unique_ptr<MCAsmBackend> && MAB,std::unique_ptr<MCObjectWriter> && OW,std::unique_ptr<MCCodeEmitter> && CE)44 MCStreamer *llvm::createGOFFStreamer(MCContext &Context,
45 std::unique_ptr<MCAsmBackend> &&MAB,
46 std::unique_ptr<MCObjectWriter> &&OW,
47 std::unique_ptr<MCCodeEmitter> &&CE) {
48 MCGOFFStreamer *S =
49 new MCGOFFStreamer(Context, std::move(MAB), std::move(OW), std::move(CE));
50 return S;
51 }
52