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usr / src / contrib / llvm-project / llvm / lib / Target / X86 / MCTargetDesc /

📁 ..
📄 X86ATTInstPrinter.cpp(17.3 KB)
📄 X86ATTInstPrinter.h(4.46 KB)
📄 X86AsmBackend.cpp(55.62 KB)
📄 X86BaseInfo.h(41.52 KB)
📄 X86ELFObjectWriter.cpp(10.52 KB)
📄 X86FixupKinds.h(1.82 KB)
📄 X86InstComments.cpp(49.83 KB)
📄 X86InstComments.h(900 B)
📄 X86InstPrinterCommon.cpp(13.4 KB)
📄 X86InstPrinterCommon.h(1.72 KB)
📄 X86IntelInstPrinter.cpp(15.5 KB)
📄 X86IntelInstPrinter.h(4.89 KB)
📄 X86MCAsmInfo.cpp(5.5 KB)
📄 X86MCAsmInfo.h(1.77 KB)
📄 X86MCCodeEmitter.cpp(60.42 KB)
📄 X86MCExpr.h(2.25 KB)
📄 X86MCTargetDesc.cpp(31.43 KB)
📄 X86MCTargetDesc.h(4.86 KB)
📄 X86MachObjectWriter.cpp(24.06 KB)
📄 X86ShuffleDecode.cpp(19 KB)
📄 X86ShuffleDecode.h(7.08 KB)
📄 X86TargetStreamer.h(1.3 KB)
📄 X86WinCOFFObjectWriter.cpp(4.09 KB)
📄 X86WinCOFFStreamer.cpp(2.59 KB)
📄 X86WinCOFFTargetStreamer.cpp(14.82 KB)

Editing: X86WinCOFFStreamer.cpp

//===-- X86WinCOFFStreamer.cpp - X86 Target WinCOFF Streamer ----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "X86MCTargetDesc.h"
#include "X86TargetStreamer.h"
#include "llvm/MC/MCAsmBackend.h"
#include "llvm/MC/MCCodeEmitter.h"
#include "llvm/MC/MCObjectWriter.h"
#include "llvm/MC/MCWin64EH.h"
#include "llvm/MC/MCWinCOFFStreamer.h"

using namespace llvm;

namespace {
class X86WinCOFFStreamer : public MCWinCOFFStreamer {
  Win64EH::UnwindEmitter EHStreamer;
public:
  X86WinCOFFStreamer(MCContext &C, std::unique_ptr<MCAsmBackend> AB,
                     std::unique_ptr<MCCodeEmitter> CE,
                     std::unique_ptr<MCObjectWriter> OW)
      : MCWinCOFFStreamer(C, std::move(AB), std::move(CE), std::move(OW)) {}

void EmitWinEHHandlerData(SMLoc Loc) override;
  void EmitWindowsUnwindTables() override;
  void EmitCVFPOData(const MCSymbol *ProcSym, SMLoc Loc) override;
  void finishImpl() override;
};

void X86WinCOFFStreamer::EmitWinEHHandlerData(SMLoc Loc) {
  MCStreamer::EmitWinEHHandlerData(Loc);

// We have to emit the unwind info now, because this directive
  // actually switches to the .xdata section.
  if (WinEH::FrameInfo *CurFrame = getCurrentWinFrameInfo())
    EHStreamer.EmitUnwindInfo(*this, CurFrame);
}

void X86WinCOFFStreamer::EmitWindowsUnwindTables() {
  if (!getNumWinFrameInfos())
    return;
  EHStreamer.Emit(*this);
}

void X86WinCOFFStreamer::EmitCVFPOData(const MCSymbol *ProcSym, SMLoc Loc) {
  X86TargetStreamer *XTS =
      static_cast<X86TargetStreamer *>(getTargetStreamer());
  XTS->emitFPOData(ProcSym, Loc);
}

void X86WinCOFFStreamer::finishImpl() {
  emitFrames(nullptr);
  EmitWindowsUnwindTables();

MCWinCOFFStreamer::finishImpl();
}
}

MCStreamer *llvm::createX86WinCOFFStreamer(MCContext &C,
                                           std::unique_ptr<MCAsmBackend> &&AB,
                                           std::unique_ptr<MCObjectWriter> &&OW,
                                           std::unique_ptr<MCCodeEmitter> &&CE,
                                           bool RelaxAll,
                                           bool IncrementalLinkerCompatible) {
  X86WinCOFFStreamer *S =
      new X86WinCOFFStreamer(C, std::move(AB), std::move(CE), std::move(OW));
  S->getAssembler().setRelaxAll(RelaxAll);
  S->getAssembler().setIncrementalLinkerCompatible(IncrementalLinkerCompatible);
  return S;
}

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Editing: X86WinCOFFStreamer.cpp

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