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Viewing changes to libclamav/c++/llvm/lib/ExecutionEngine/JIT/JITDwarfEmitter.h

  • Committer: Bazaar Package Importer
  • Author(s): Kees Cook
  • Date: 2007-02-20 10:33:44 UTC
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: james.westby@ubuntu.com-20070220103344-zgcu2psnx9d98fpa
Tags: upstream-0.90
Import upstream version 0.90

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libclamav/c++/llvm/lib/ExecutionEngine/JIT/JITDwarfEmitter.h
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//===------ JITDwarfEmitter.h - Write dwarf tables into memory ------------===//
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//
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//                     The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines a JITDwarfEmitter object that is used by the JIT to
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// write dwarf tables to memory.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_EXECUTION_ENGINE_JIT_DWARFEMITTER_H
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#define LLVM_EXECUTION_ENGINE_JIT_DWARFEMITTER_H
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namespace llvm {
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class Function;
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class JITCodeEmitter;
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class MachineFunction;
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class MachineModuleInfo;
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class MachineMove;
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class TargetData;
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class TargetMachine;
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class TargetRegisterInfo;
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class JITDwarfEmitter {
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  const TargetData* TD;
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  JITCodeEmitter* JCE;
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  const TargetRegisterInfo* RI;
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  MachineModuleInfo* MMI;
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  JIT& Jit;
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  bool stackGrowthDirection;
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  unsigned char* EmitExceptionTable(MachineFunction* MF,
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                                    unsigned char* StartFunction, 
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                                    unsigned char* EndFunction) const;
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  void EmitFrameMoves(intptr_t BaseLabelPtr, 
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                      const std::vector<MachineMove> &Moves) const;
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  unsigned char* EmitCommonEHFrame(const Function* Personality) const;
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  unsigned char* EmitEHFrame(const Function* Personality, 
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                             unsigned char* StartBufferPtr,
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                             unsigned char* StartFunction, 
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                             unsigned char* EndFunction,
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                             unsigned char* ExceptionTable) const;
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public:
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  JITDwarfEmitter(JIT& jit);
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  unsigned char* EmitDwarfTable(MachineFunction& F, 
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                                JITCodeEmitter& JCE,
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                                unsigned char* StartFunction,
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                                unsigned char* EndFunction,
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                                unsigned char* &EHFramePtr);
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  void setModuleInfo(MachineModuleInfo* Info) {
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    MMI = Info;
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  }
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};
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} // end namespace llvm
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#endif // LLVM_EXECUTION_ENGINE_JIT_DWARFEMITTER_H