void ActivationBlock::generate_post() {
if (this->activity == DEFINITION) {
// get locals
string name = this->record->get_symbol_name();
SymbolListPtr named_items = this->get_analyzer()->get_symtable()->find(name);
SymbolListPtr locals = SymTable::filter_nest_level(SymTable::filter_data(named_items), this->get_nesting_level());
unsigned long locals_size = locals->size();
// move stack ptr minus local variables
if (locals_size > 0) {
write_raw("PUSH SP");
write_raw("PUSH #" + conv_string(locals_size));
write_raw("SUBS ");
write_raw("POP SP");
}
write_raw("RET\n");
} else {
// call
if (this->activation == PROCEDURE) {
} else if (this->activation == FUNCTION) {
}
}
}
string SemanticAnalyzer::generate_label() {
string label = "L" + conv_string(this->label_count);
label_count++;
return label;
}
BigInt::reference BigInt::operator= ( string s )
{
sign_ = s[0] == '-';
buffer = conv_string ( s );
return normalize();
}
BigInt::BigInt ( const char* s ) : sign_(false), buffer ( conv_string(s) )
{
if ( s[0] == '-' )
sign_ = true;
normalize();
}
