ppsspp/Core/Debugger/SymbolMap.h
Unknown W. Brackets 8948990871 Optimize searching for existing symbols.
Checking every time is slow, we should just skip by the address.  Some is
just the locking overhead.
2014-02-14 22:26:35 -08:00

171 lines
4.6 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include <vector>
#include <set>
#include <map>
#include <string>
#include "native/base/mutex.h"
#include "Common/CommonTypes.h"
enum SymbolType {
ST_NONE = 0,
ST_FUNCTION = 1,
ST_DATA = 2,
ST_ALL = 3,
};
struct SymbolInfo {
SymbolType type;
u32 address;
u32 size;
};
struct SymbolEntry {
std::string name;
u32 address;
u32 size;
};
struct LoadedModuleInfo {
std::string name;
u32 address;
u32 size;
bool active;
};
enum DataType {
DATATYPE_NONE, DATATYPE_BYTE, DATATYPE_HALFWORD, DATATYPE_WORD, DATATYPE_ASCII
};
#ifdef _WIN32
struct HWND__;
typedef struct HWND__ *HWND;
#endif
class SymbolMap {
public:
SymbolMap() : sawUnknownModule(false) {}
void Clear();
void SortSymbols();
bool LoadSymbolMap(const char *filename);
void SaveSymbolMap(const char *filename) const;
bool LoadNocashSym(const char *ilename);
SymbolType GetSymbolType(u32 address) const;
bool GetSymbolInfo(SymbolInfo *info, u32 address, SymbolType symmask = ST_FUNCTION) const;
u32 GetNextSymbolAddress(u32 address, SymbolType symmask);
std::string GetDescription(unsigned int address) const;
std::vector<SymbolEntry> GetAllSymbols(SymbolType symmask);
#ifdef _WIN32
void FillSymbolListBox(HWND listbox, SymbolType symType) const;
#endif
void AddModule(const char *name, u32 address, u32 size);
void UnloadModule(u32 address, u32 size);
u32 GetModuleRelativeAddr(u32 address, int moduleIndex = -1) const;
u32 GetModuleAbsoluteAddr(u32 relative, int moduleIndex) const;
int GetModuleIndex(u32 address) const;
bool IsModuleActive(int moduleIndex) const;
std::vector<LoadedModuleInfo> getAllModules() const;
void AddFunction(const char* name, u32 address, u32 size, int moduleIndex = -1);
u32 GetFunctionStart(u32 address) const;
int GetFunctionNum(u32 address) const;
u32 GetFunctionSize(u32 startAddress) const;
bool SetFunctionSize(u32 startAddress, u32 newSize);
bool RemoveFunction(u32 startAddress, bool removeName);
// Search for the first address their may be a function after address.
// Only valid for currently loaded modules. Not guaranteed there will be a function.
u32 FindPossibleFunctionAtAfter(u32 address) const;
void AddLabel(const char* name, u32 address, int moduleIndex = -1);
std::string GetLabelString(u32 address) const;
void SetLabelName(const char* name, u32 address);
bool GetLabelValue(const char* name, u32& dest);
void AddData(u32 address, u32 size, DataType type, int moduleIndex = -1);
u32 GetDataStart(u32 address) const;
u32 GetDataSize(u32 startAddress) const;
DataType GetDataType(u32 startAddress) const;
static const u32 INVALID_ADDRESS = (u32)-1;
void UpdateActiveSymbols();
private:
void AssignFunctionIndices();
const char *GetLabelName(u32 address) const;
const char *GetLabelNameRel(u32 relAddress, int moduleIndex) const;
struct FunctionEntry {
u32 start;
u32 size;
int index;
int module;
};
struct LabelEntry {
u32 addr;
int module;
char name[128];
};
struct DataEntry {
DataType type;
u32 start;
u32 size;
int module;
};
struct ModuleEntry {
// Note: this index is +1, 0 matches any for backwards-compat.
int index;
u32 start;
u32 size;
char name[128];
};
// These are flattened, read-only copies of the actual data in active modules only.
std::map<u32, const FunctionEntry> activeFunctions;
std::map<u32, const LabelEntry> activeLabels;
std::map<u32, const DataEntry> activeData;
// This is indexed by the end address of the module.
std::map<u32, const ModuleEntry> activeModuleEnds;
typedef std::pair<int, u32> SymbolKey;
// These are indexed by the module id and relative address in the module.
std::map<SymbolKey, FunctionEntry> functions;
std::map<SymbolKey, LabelEntry> labels;
std::map<SymbolKey, DataEntry> data;
std::vector<ModuleEntry> modules;
mutable recursive_mutex lock_;
bool sawUnknownModule;
};
extern SymbolMap symbolMap;