llvm-6502/include/llvm/MC/MCExternalSymbolizer.h
Lang Hames 7fd03c55f3 Update MCSymbolizer and its subclasses' constructors to reflect the fact that
they take ownership of the RelocationInfo they're constructed with.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204891 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-27 02:39:01 +00:00

59 lines
2.1 KiB
C++

//===-- llvm/MC/MCExternalSymbolizer.h - ------------------------*- 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 the declaration of the MCExternalSymbolizer class, which
// enables library users to provide callbacks (through the C API) to do the
// symbolization externally.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_MC_MCEXTERNALSYMBOLIZER_H
#define LLVM_MC_MCEXTERNALSYMBOLIZER_H
#include "llvm-c/Disassembler.h"
#include "llvm/MC/MCSymbolizer.h"
#include <memory>
namespace llvm {
/// \brief Symbolize using user-provided, C API, callbacks.
///
/// See llvm-c/Disassembler.h.
class MCExternalSymbolizer : public MCSymbolizer {
/// \name Hooks for symbolic disassembly via the public 'C' interface.
/// @{
/// The function to get the symbolic information for operands.
LLVMOpInfoCallback GetOpInfo;
/// The function to lookup a symbol name.
LLVMSymbolLookupCallback SymbolLookUp;
/// The pointer to the block of symbolic information for above call back.
void *DisInfo;
/// @}
public:
MCExternalSymbolizer(MCContext &Ctx,
std::unique_ptr<MCRelocationInfo> RelInfo,
LLVMOpInfoCallback getOpInfo,
LLVMSymbolLookupCallback symbolLookUp, void *disInfo)
: MCSymbolizer(Ctx, std::move(RelInfo)), GetOpInfo(getOpInfo),
SymbolLookUp(symbolLookUp), DisInfo(disInfo) {}
bool tryAddingSymbolicOperand(MCInst &MI, raw_ostream &CommentStream,
int64_t Value, uint64_t Address, bool IsBranch,
uint64_t Offset, uint64_t InstSize) override;
void tryAddingPcLoadReferenceComment(raw_ostream &CommentStream,
int64_t Value,
uint64_t Address) override;
};
}
#endif