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//===-- DwarfException.h - Dwarf Exception Framework -----------*- C++ -*--===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains support for writing dwarf exception info into asm files.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_ASMPRINTER_DWARFEXCEPTION_H
#define LLVM_CODEGEN_ASMPRINTER_DWARFEXCEPTION_H
#include "EHStreamer.h"
#include "llvm/CodeGen/AsmPrinter.h"
namespace llvm {
class MachineFunction;
class ARMTargetStreamer;
class DwarfCFIException : public EHStreamer {
/// shouldEmitPersonality - Per-function flag to indicate if .cfi_personality
/// should be emitted.
bool shouldEmitPersonality;
/// shouldEmitLSDA - Per-function flag to indicate if .cfi_lsda
/// should be emitted.
bool shouldEmitLSDA;
/// shouldEmitMoves - Per-function flag to indicate if frame moves info
/// should be emitted.
bool shouldEmitMoves;
AsmPrinter::CFIMoveType moveTypeModule;
public:
//===--------------------------------------------------------------------===//
// Main entry points.
//
DwarfCFIException(AsmPrinter *A);
virtual ~DwarfCFIException();
/// endModule - Emit all exception information that should come after the
/// content.
void endModule() override;
/// beginFunction - Gather pre-function exception information. Assumes being
/// emitted immediately after the function entry point.
void beginFunction(const MachineFunction *MF) override;
/// endFunction - Gather and emit post-function exception information.
void endFunction(const MachineFunction *) override;
};
class ARMException : public EHStreamer {
void emitTypeInfos(unsigned TTypeEncoding) override;
ARMTargetStreamer &getTargetStreamer();
/// shouldEmitCFI - Per-function flag to indicate if frame CFI info
/// should be emitted.
bool shouldEmitCFI;
public:
//===--------------------------------------------------------------------===//
// Main entry points.
//
ARMException(AsmPrinter *A);
virtual ~ARMException();
/// endModule - Emit all exception information that should come after the
/// content.
void endModule() override;
/// beginFunction - Gather pre-function exception information. Assumes being
/// emitted immediately after the function entry point.
void beginFunction(const MachineFunction *MF) override;
/// endFunction - Gather and emit post-function exception information.
void endFunction(const MachineFunction *) override;
};
class Win64Exception : public EHStreamer {
/// shouldEmitPersonality - Per-function flag to indicate if personality
/// info should be emitted.
bool shouldEmitPersonality;
/// shouldEmitLSDA - Per-function flag to indicate if the LSDA
/// should be emitted.
bool shouldEmitLSDA;
/// shouldEmitMoves - Per-function flag to indicate if frame moves info
/// should be emitted.
bool shouldEmitMoves;
public:
//===--------------------------------------------------------------------===//
// Main entry points.
//
Win64Exception(AsmPrinter *A);
virtual ~Win64Exception();
/// endModule - Emit all exception information that should come after the
/// content.
void endModule() override;
/// beginFunction - Gather pre-function exception information. Assumes being
/// emitted immediately after the function entry point.
void beginFunction(const MachineFunction *MF) override;
/// endFunction - Gather and emit post-function exception information.
void endFunction(const MachineFunction *) override;
};
} // End of namespace llvm
#endif
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