| //===-- 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_LIB_CODEGEN_ASMPRINTER_DWARFEXCEPTION_H |
| #define LLVM_LIB_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; |
| }; |
| } // End of namespace llvm |
| |
| #endif |