fxos/lib/symbols.cpp

49 lines
946 B
C++

#include <fxos/symbols.h>
namespace FxOS {
SymbolTable::SymbolTable(std::string os, std::string mpu):
m_os_constraint(os), m_mpu_constraint(mpu)
{
}
bool SymbolTable::is_usable_on(OS &os) const noexcept
{
std::string constraint = (os.type == OS::FX) ? "fx" : "cg";
return (m_os_constraint == "" || m_os_constraint == constraint);
}
bool SymbolTable::is_usable_on(Target &target) const noexcept
{
return m_mpu_constraint == "" || target.mpu == "" ||
m_mpu_constraint == target.mpu;
}
void SymbolTable::add(Symbol s)
{
symbols.push_back(s);
}
std::optional<std::string> SymbolTable::query(Symbol::Type type,
uint32_t value) const
{
for(auto &sym: symbols)
{
if(sym.type == type && sym.value == value) return sym.name;
}
return std::nullopt;
}
std::optional<Symbol> SymbolTable::lookup(std::string name) const
{
for(auto &sym: symbols)
{
if(sym.name == name) return sym;
}
return std::nullopt;
}
} /* namespace FxOS */