bool SymbolTable::symbolExists(const std::wstring& symbol, unsigned int file, unsigned int section)
{
if (isValidSymbolName(symbol) == false)
return false;
setFileSectionValues(symbol,file,section);
SymbolKey key = { symbol, file, section };
auto it = symbols.find(key);
return it != symbols.end();
}
bool SymbolTable::addEquation(const std::wstring& name, int file, int section, size_t referenceIndex)
{
if (isValidSymbolName(name) == false)
return false;
if (symbolExists(name,file,section))
return false;
setFileSectionValues(name,file,section);
SymbolKey key = { name, file, section };
SymbolInfo value = { EquationSymbol, referenceIndex };
symbols[key] = value;
equationsCount++;
return true;
}
bool SymbolTable::addEquation(const std::wstring& name, unsigned int file, unsigned int section, std::wstring& replacement)
{
if (isValidSymbolName(name) == false)
return false;
if (symbolExists(name,file,section))
return false;
setFileSectionValues(name,file,section);
SymbolKey key = { name, file, section };
SymbolInfo value = { EquationSymbol, equations.size() };
symbols[key] = value;
Equation equation = { name, replacement, file, section };
equations.push_back(equation);
return true;
}
void SymbolTable::addLabels(const std::vector<LabelDefinition>& labels)
{
for (const LabelDefinition& def: labels)
{
if (!isValidSymbolName(def.name))
continue;
std::shared_ptr<Label> label = getLabel(def.name,Global.FileInfo.FileNum,Global.Section);
if (label == nullptr)
continue;
if (isLocalSymbol(def.name) == false)
Global.Section++;
label->setDefined(true);
label->setValue(def.value);
}
}
