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//===-- WinCFGuard.h - Windows Control Flow Guard Handling ----*- 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 contains support for writing windows exception info into asm files.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_WINCFGUARD_H
#define LLVM_LIB_CODEGEN_ASMPRINTER_WINCFGUARD_H
#include "llvm/CodeGen/AsmPrinterHandler.h"
#include "llvm/Support/Compiler.h"
namespace llvm {
class LLVM_LIBRARY_VISIBILITY WinCFGuard : public AsmPrinterHandler {
/// Target of directive emission.
AsmPrinter *Asm;
public:
WinCFGuard(AsmPrinter *A);
~WinCFGuard() override;
void setSymbolSize(const MCSymbol *Sym, uint64_t Size) override {}
/// Emit the Control Flow Guard function ID table
void endModule() override;
/// Gather pre-function debug information.
/// Every beginFunction(MF) call should be followed by an endFunction(MF)
/// call.
void beginFunction(const MachineFunction *MF) override {}
/// Gather post-function debug information.
/// Please note that some AsmPrinter implementations may not call
/// beginFunction at all.
void endFunction(const MachineFunction *MF) override {}
/// Process beginning of an instruction.
void beginInstruction(const MachineInstr *MI) override {}
/// Process end of an instruction.
void endInstruction() override {}
};
} // namespace llvm
#endif
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