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040d9a4336
Notes are separate from function symbols, and can be searched separately. Unlike functions, notes of different length can overlap each other. In the instruction window, a note will always display over the function symbol.
113 lines
2.6 KiB
C++
113 lines
2.6 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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// This file contains a generic symbol map implementation. For CPU-specific
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// magic, derive and extend.
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#pragma once
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#include <map>
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#include <set>
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#include <string>
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#include <string_view>
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#include <utility>
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#include <vector>
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#include "Common/CommonTypes.h"
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namespace Core
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{
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class CPUThreadGuard;
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}
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namespace Common
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{
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struct SCall
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{
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SCall(u32 a, u32 b) : function(a), call_address(b) {}
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u32 function;
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u32 call_address;
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};
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struct Note
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{
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std::string name;
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u32 address = 0;
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u32 size = 0;
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int layer = 0;
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Note() = default;
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};
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struct Symbol
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{
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enum class Type
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{
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Function,
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Data,
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};
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Symbol() = default;
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explicit Symbol(const std::string& symbol_name) { Rename(symbol_name); }
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void Rename(const std::string& symbol_name);
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std::string name;
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std::string function_name; // stripped function name
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std::string object_name; // name of object/source file symbol belongs to
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std::vector<SCall> callers; // addresses of functions that call this function
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std::vector<SCall> calls; // addresses of functions that are called by this function
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u32 hash = 0; // use for HLE function finding
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u32 address = 0;
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u32 flags = 0;
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u32 size = 0;
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int num_calls = 0;
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Type type = Type::Function;
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int index = 0; // only used for coloring the disasm view
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bool analyzed = false;
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};
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enum
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{
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FFLAG_TIMERINSTRUCTIONS = (1 << 0),
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FFLAG_LEAF = (1 << 1),
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FFLAG_ONLYCALLSNICELEAFS = (1 << 2),
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FFLAG_EVIL = (1 << 3),
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FFLAG_RFI = (1 << 4),
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FFLAG_STRAIGHT = (1 << 5)
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};
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class SymbolDB
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{
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public:
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using XFuncMap = std::map<u32, Symbol>;
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using XNoteMap = std::map<u32, Note>;
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using XFuncPtrMap = std::map<u32, std::set<Symbol*>>;
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SymbolDB();
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virtual ~SymbolDB();
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virtual Symbol* GetSymbolFromAddr(u32 addr) { return nullptr; }
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virtual Symbol* AddFunction(const Core::CPUThreadGuard& guard, u32 start_addr) { return nullptr; }
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void AddCompleteSymbol(const Symbol& symbol);
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Symbol* GetSymbolFromName(std::string_view name);
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std::vector<Symbol*> GetSymbolsFromName(std::string_view name);
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Symbol* GetSymbolFromHash(u32 hash);
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std::vector<Symbol*> GetSymbolsFromHash(u32 hash);
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const XFuncMap& Symbols() const { return m_functions; }
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const XNoteMap& Notes() const { return m_notes; }
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XFuncMap& AccessSymbols() { return m_functions; }
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bool IsEmpty() const;
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void Clear(const char* prefix = "");
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void List();
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void Index();
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protected:
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XFuncMap m_functions;
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XNoteMap m_notes;
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XFuncPtrMap m_checksum_to_function;
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};
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} // namespace Common
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