@Override
public <T> List<T> acceptCFG(CFGBuilder<?> v, List<T> succs) {
// not sure
v.visitCFG(consequent, this, EXIT);
if (alternative != null) v.visitCFG(alternative, this, EXIT);
return succs;
}
public <S> List<S> acceptCFG(CFGBuilder v, List<S> succs) {
if (result == null) {
v.visitCFGList(statements, this, EXIT);
} else {
v.visitCFGList(statements, result, ENTRY);
v.visitCFG(result, this, EXIT);
}
return succs;
}
@Override
protected void acceptCFGOpAssign(CFGBuilder<?> v) {
/*
Local l = (Local)left();
// l OP= e: visit l -> e -> (l OP= e)
v.visitThrow(l);
v.edge(l, right().entry());
v.visitCFG(right(), this);
*/
v.visitCFG(left(), right(), ENTRY);
v.visitCFG(right(), this, EXIT);
}
public List acceptCFG(CFGBuilder v, List succs) {
v.visitCFGList(inits, (cond != null ? cond.entry() : body.entry()));
if (cond != null) {
if (condIsConstantTrue()) {
v.visitCFG(cond, body.entry());
} else {
v.visitCFG(cond, FlowGraph.EDGE_KEY_TRUE, body.entry(), FlowGraph.EDGE_KEY_FALSE, this);
}
}
v.push(this).visitCFG(body, continueTarget());
v.visitCFGList(iters, (cond != null ? cond.entry() : body.entry()));
return succs;
}
@Override
protected void acceptCFGAssign(CFGBuilder<?> v) {
// do not visit left()
// l = e: visit e -> (l = e)
v.visitCFG(right(), this, EXIT);
}
public List<Term> acceptCFG(CFGBuilder v, List<Term> succs) {
v.visitCFG(call, this, EXIT);
return succs;
}
public List acceptCFG(CFGBuilder v, List succs) {
v.visitCFG(expr, this);
return succs;
}