dolphin/Source/Core/Common/SymbolDB.h

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// Copyright 2008 Dolphin Emulator Project
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// Licensed under GPLv2+
// Refer to the license.txt file included.
// This file contains a generic symbol map implementation. For CPU-specific
// magic, derive and extend.
#pragma once
#include <map>
#include <set>
#include <string>
#include <string_view>
#include <utility>
#include <vector>
#include "Common/CommonTypes.h"
namespace Common
{
struct SCall
{
SCall(u32 a, u32 b) : function(a), call_address(b) {}
u32 function;
u32 call_address;
};
struct Symbol
{
enum class Type
{
Function,
Data,
};
void Rename(const std::string& symbol_name);
std::string name;
std::string function_name; // stripped function name
std::vector<SCall> callers; // addresses of functions that call this function
std::vector<SCall> calls; // addresses of functions that are called by this function
u32 hash = 0; // use for HLE function finding
u32 address = 0;
u32 flags = 0;
u32 size = 0;
int num_calls = 0;
Type type = Type::Function;
int index = 0; // only used for coloring the disasm view
bool analyzed = false;
};
enum
{
FFLAG_TIMERINSTRUCTIONS = (1 << 0),
FFLAG_LEAF = (1 << 1),
FFLAG_ONLYCALLSNICELEAFS = (1 << 2),
FFLAG_EVIL = (1 << 3),
FFLAG_RFI = (1 << 4),
FFLAG_STRAIGHT = (1 << 5)
};
class SymbolDB
{
public:
using XFuncMap = std::map<u32, Symbol>;
using XFuncPtrMap = std::map<u32, std::set<Symbol*>>;
SymbolDB();
virtual ~SymbolDB();
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virtual Symbol* GetSymbolFromAddr(u32 addr) { return nullptr; }
virtual Symbol* AddFunction(u32 start_addr) { return nullptr; }
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void AddCompleteSymbol(const Symbol& symbol);
Symbol* GetSymbolFromName(std::string_view name);
std::vector<Symbol*> GetSymbolsFromName(std::string_view name);
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Symbol* GetSymbolFromHash(u32 hash);
std::vector<Symbol*> GetSymbolsFromHash(u32 hash);
const XFuncMap& Symbols() const { return m_functions; }
XFuncMap& AccessSymbols() { return m_functions; }
bool IsEmpty() const;
void Clear(const char* prefix = "");
void List();
void Index();
protected:
XFuncMap m_functions;
XFuncPtrMap m_checksum_to_function;
};
} // namespace Common