private void param_decl_list(CommonTree tr) {
if (tr.getChildren() == null) return;
currentFunc.pNum = tr.getChildren().size() / 2;
for (int i = 0; tr.getChildren() != null && i < tr.getChildren().size(); i += 2) {
// Child_i stores Type, Child_i+1 stores Id
Symbol sym = new Symbol(getChToken(tr, i + 1), getChToken(tr, i));
sym.irname = "$P" + Integer.toString(i / 2 + 1);
// System.out.println("Param: ID:"+getChToken(tr,i+1)+" Type:"+getChToken(tr,i)+"
// Parm:"+sym.irname);
currentSymTab.put(getChToken(tr, i + 1), sym);
currentSymTab.put(sym.irname, sym); // Also put this so we can use $Px to search Symbol
}
}
private void var_decl(CommonTree tr) {
// var_decl : VAR_DECL var_type var_id_list
// var_id_list: var_id (COMMA var_id)*
// Child_0 store var_type, others store var_id_list
if (tr.getChildren() == null) return;
String type = getChToken(tr, 0);
int var_num = tr.getChildren().size() - 1;
for (int i = 1; i < tr.getChildren().size(); i++) {
Symbol sym = new Symbol(getChToken(tr, i), type);
if (currentFunc != null) {
sym.irname = "$L" + Integer.toString(currentFunc.lNum + i);
currentSymTab.put(sym.irname, sym); // Also put this so we can use $Lx to search Symbol
}
currentSymTab.put(getChToken(tr, i), sym);
}
if (currentFunc != null) currentFunc.lNum += var_num;
// System.out.println(Integer.toString(tr.getChildren().size()-1)+" var in VAR_DECL,
// type:"+type+"\n");
}