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//===- func-id-helper.h - XRay Function ID Conversion Helpers -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Defines helper tools dealing with XRay-generated function ids.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_LLVM_XRAY_FUNC_ID_HELPER_H
#define LLVM_TOOLS_LLVM_XRAY_FUNC_ID_HELPER_H
#include "llvm/DebugInfo/Symbolize/Symbolize.h"
#include <unordered_map>
namespace llvm {
namespace xray {
// This class consolidates common operations related to Function IDs.
class FuncIdConversionHelper {
public:
using FunctionAddressMap = std::unordered_map<int32_t, uint64_t>;
private:
std::string BinaryInstrMap;
symbolize::LLVMSymbolizer &Symbolizer;
const FunctionAddressMap &FunctionAddresses;
public:
FuncIdConversionHelper(std::string BinaryInstrMap,
symbolize::LLVMSymbolizer &Symbolizer,
const FunctionAddressMap &FunctionAddresses)
: BinaryInstrMap(std::move(BinaryInstrMap)), Symbolizer(Symbolizer),
FunctionAddresses(FunctionAddresses) {}
// Returns the symbol or a string representation of the function id.
std::string SymbolOrNumber(int32_t FuncId) const;
// Returns the file and column from debug info for the given function id.
std::string FileLineAndColumn(int32_t FuncId) const;
};
} // namespace xray
} // namespace llvm
#endif // LLVM_TOOLS_LLVM_XRAY_FUNC_ID_HELPER_H
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