dolphin/Source/Core/Common/SymbolDB.h

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// Copyright 2008 Dolphin Emulator Project
2015-05-17 23:08:10 +00:00
// 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 <string>
#include <utility>
#include <vector>
#include "Common/CommonTypes.h"
struct SCall
{
SCall(u32 a, u32 b) : function(a), callAddress(b) {}
u32 function;
u32 callAddress;
};
struct Symbol
{
enum class Type
{
Function,
Data,
};
std::string 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;
int size = 0;
int numCalls = 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:
typedef std::map<u32, Symbol> XFuncMap;
typedef std::map<u32, Symbol*> XFuncPtrMap;
protected:
XFuncMap functions;
XFuncPtrMap checksumToFunction;
public:
SymbolDB() {}
virtual ~SymbolDB() {}
virtual Symbol* GetSymbolFromAddr(u32 addr) { return nullptr; }
virtual Symbol* AddFunction(u32 startAddr) { return nullptr; }
void AddCompleteSymbol(const Symbol& symbol);
Symbol* GetSymbolFromName(const std::string& name);
Symbol* GetSymbolFromHash(u32 hash)
{
XFuncPtrMap::iterator iter = checksumToFunction.find(hash);
if (iter != checksumToFunction.end())
return iter->second;
else
return nullptr;
}
const XFuncMap& Symbols() const { return functions; }
XFuncMap& AccessSymbols() { return functions; }
void Clear(const char* prefix = "");
void List();
void Index();
};