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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: X86MCExpr.h

//=--- X86MCExpr.h - X86 specific MC expression classes ---*- 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
//
//===----------------------------------------------------------------------===//
//
// This file describes X86-specific MCExprs, i.e, registers used for
// extended variable assignments.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIB_TARGET_X86_MCTARGETDESC_X86MCEXPR_H
#define LLVM_LIB_TARGET_X86_MCTARGETDESC_X86MCEXPR_H

#include "X86ATTInstPrinter.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/Support/ErrorHandling.h"

namespace llvm {

class X86MCExpr : public MCTargetExpr {

private:
  const int64_t RegNo; // All

explicit X86MCExpr(int64_t R) : RegNo(R) {}

public:
  /// @name Construction
  /// @{

static const X86MCExpr *create(int64_t RegNo, MCContext &Ctx) {
    return new (Ctx) X86MCExpr(RegNo);
  }

/// @}
  /// @name Accessors
  /// @{

/// getSubExpr - Get the child of this expression.
  int64_t getRegNo() const { return RegNo; }

/// @}

void printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const override {
    if (!MAI || MAI->getAssemblerDialect() == 0)
      OS << '%';
    OS << X86ATTInstPrinter::getRegisterName(RegNo);
  }

bool evaluateAsRelocatableImpl(MCValue &Res, const MCAsmLayout *Layout,
                                 const MCFixup *Fixup) const override {
    return false;
  }
  // Register values should be inlined as they are not valid .set expressions.
  bool inlineAssignedExpr() const override { return true; }
  bool isEqualTo(const MCExpr *X) const override {
    if (auto *E = dyn_cast<X86MCExpr>(X))
      return getRegNo() == E->getRegNo();
    return false;
  }
  void visitUsedExpr(MCStreamer &Streamer) const override{};
  MCFragment *findAssociatedFragment() const override { return nullptr; }

// There are no TLS X86MCExprs at the moment.
  void fixELFSymbolsInTLSFixups(MCAssembler &Asm) const override {}

static bool classof(const MCExpr *E) {
    return E->getKind() == MCExpr::Target;
  }
};

} // end namespace llvm

#endif

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Editing: X86MCExpr.h

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