58 lines
2.1 KiB
C++
58 lines
2.1 KiB
C++
//===-- llvm/MC/MCExternalSymbolizer.h - ------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the declaration of the MCExternalSymbolizer class, which
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// enables library users to provide callbacks (through the C API) to do the
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// symbolization externally.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_MC_MCDISASSEMBLER_MCEXTERNALSYMBOLIZER_H
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#define LLVM_MC_MCDISASSEMBLER_MCEXTERNALSYMBOLIZER_H
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#include "llvm-c/Disassembler.h"
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#include "llvm/MC/MCDisassembler/MCSymbolizer.h"
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#include <memory>
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namespace llvm {
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/// Symbolize using user-provided, C API, callbacks.
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///
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/// See llvm-c/Disassembler.h.
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class MCExternalSymbolizer : public MCSymbolizer {
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protected:
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/// \name Hooks for symbolic disassembly via the public 'C' interface.
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/// @{
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/// The function to get the symbolic information for operands.
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LLVMOpInfoCallback GetOpInfo;
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/// The function to lookup a symbol name.
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LLVMSymbolLookupCallback SymbolLookUp;
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/// The pointer to the block of symbolic information for above call back.
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void *DisInfo;
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/// @}
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public:
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MCExternalSymbolizer(MCContext &Ctx,
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std::unique_ptr<MCRelocationInfo> RelInfo,
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LLVMOpInfoCallback getOpInfo,
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LLVMSymbolLookupCallback symbolLookUp, void *disInfo)
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: MCSymbolizer(Ctx, std::move(RelInfo)), GetOpInfo(getOpInfo),
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SymbolLookUp(symbolLookUp), DisInfo(disInfo) {}
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bool tryAddingSymbolicOperand(MCInst &MI, raw_ostream &CommentStream,
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int64_t Value, uint64_t Address, bool IsBranch,
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uint64_t Offset, uint64_t InstSize) override;
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void tryAddingPcLoadReferenceComment(raw_ostream &CommentStream,
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int64_t Value,
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uint64_t Address) override;
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};
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}
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#endif
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