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// Copyright 2009 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "Common/SymbolDB.h"
#include <cstring>
#include <map>
#include <mutex>
#include <string>
#include <utility>
#include "Common/CommonTypes.h"
#include "Common/Logging/Log.h"
namespace Common
{
static std::string GetStrippedFunctionName(const std::string& symbol_name)
{
std::string name = symbol_name.substr(0, symbol_name.find('('));
size_t position = name.find(' ');
if (position != std::string::npos)
name.erase(position);
return name;
}
SymbolDB::SymbolDB() = default;
SymbolDB::~SymbolDB() = default;
void Symbol::Rename(const std::string& symbol_name)
{
this->name = symbol_name;
this->function_name = GetStrippedFunctionName(symbol_name);
}
void SymbolDB::List()
{
std::lock_guard lock(m_mutex);
for (const auto& func : m_functions)
{
DEBUG_LOG_FMT(OSHLE, "{} @ {:08x}: {} bytes (hash {:08x}) : {} calls", func.second.name,
func.second.address, func.second.size, func.second.hash, func.second.num_calls);
}
INFO_LOG_FMT(OSHLE, "{} functions known in this program above.", m_functions.size());
}
bool SymbolDB::IsEmpty() const
{
std::lock_guard lock(m_mutex);
return m_functions.empty() && m_notes.empty();
}
bool SymbolDB::Clear(const char* prefix)
{
std::lock_guard lock(m_mutex);
// TODO: honor prefix
m_map_name.clear();
if (IsEmpty())
return false;
m_functions.clear();
m_notes.clear();
m_checksum_to_function.clear();
return true;
}
void SymbolDB::Index()
{
std::lock_guard lock(m_mutex);
Index(&m_functions);
}
void SymbolDB::Index(XFuncMap* functions)
{
int i = 0;
for (auto& func : *functions)
{
func.second.index = i++;
}
}
const Symbol* SymbolDB::GetSymbolFromName(std::string_view name) const
{
std::lock_guard lock(m_mutex);
for (auto& func : m_functions)
{
if (func.second.function_name == name)
return &func.second;
}
return nullptr;
}
std::vector<const Symbol*> SymbolDB::GetSymbolsFromName(std::string_view name) const
{
std::lock_guard lock(m_mutex);
std::vector<const Symbol*> symbols;
for (auto& func : m_functions)
{
if (func.second.function_name == name)
symbols.push_back(&func.second);
}
return symbols;
}
const Symbol* SymbolDB::GetSymbolFromHash(u32 hash) const
{
std::lock_guard lock(m_mutex);
auto iter = m_checksum_to_function.find(hash);
if (iter == m_checksum_to_function.end())
return nullptr;
return *iter->second.begin();
}
std::vector<const Symbol*> SymbolDB::GetSymbolsFromHash(u32 hash) const
{
std::lock_guard lock(m_mutex);
const auto iter = m_checksum_to_function.find(hash);
if (iter == m_checksum_to_function.cend())
return {};
return {iter->second.cbegin(), iter->second.cend()};
}
void SymbolDB::AddCompleteSymbol(const Symbol& symbol)
{
std::lock_guard lock(m_mutex);
m_functions[symbol.address] = symbol;
}
bool SymbolDB::RenameSymbol(const Symbol& symbol, const std::string& symbol_name)
{
std::lock_guard lock(m_mutex);
auto it = m_functions.find(symbol.address);
if (it == m_functions.end())
return false;
it->second.Rename(symbol_name);
return true;
}
bool SymbolDB::RenameSymbol(const Symbol& symbol, const std::string& symbol_name,
const std::string& object_name)
{
std::lock_guard lock(m_mutex);
auto it = m_functions.find(symbol.address);
if (it == m_functions.end())
return false;
it->second.Rename(symbol_name);
it->second.object_name = object_name;
return true;
}
} // namespace Common
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