add node name

Author: Xinyu Li

include/ion/port.h

@@ -210,7 +210,7 @@ class Port {
                              [&](const Port::Channel &c) { return std::get<0>(c) == nid; });
     }
 
-    void determine_succ(const NodeID &nid, const std::string &old_pn, const std::string &new_pn);
+    void determine_succ(const std::string & n_name, const NodeID &nid, const std::string &old_pn, const std::string &new_pn);
 
     /**
      * Overloaded operator to set the port index and return a reference to the current port. eg. port[0]

src/lower.cc

@@ -128,7 +128,7 @@ void determine_and_validate(std::vector<Node> &nodes) {
                     throw std::runtime_error(msg);
                 }
 
-                port.determine_succ(n.id(), pn, arginfo.name);
+                port.determine_succ(n.name(), n.id(), pn, arginfo.name);
                 pn = arginfo.name;
             }
 

src/port.cc

@@ -14,14 +14,14 @@ Port::Impl::Impl(const NodeID &nid, const std::string &pn, const Halide::Type &t
     params[0] = Halide::Parameter(type, dimensions != 0, dimensions, argument_name(nid, id, pn, 0, gid));
 }
 
-void Port::determine_succ(const NodeID &nid, const std::string &old_pn, const std::string &new_pn) {
+void Port::determine_succ(const std::string & n_name,const NodeID &nid, const std::string &old_pn, const std::string &new_pn) {
     auto it = std::find(impl_->succ_chans.begin(), impl_->succ_chans.end(), Channel{nid, old_pn});
     if (it == impl_->succ_chans.end()) {
         log::error("fixme");
         throw std::runtime_error("fixme");
     }
 
-    log::debug("Determine free port {} as {} on Node {}", old_pn, new_pn, nid.value());
+    log::debug("Determine free port {} as {} on Node: {}_{}", old_pn, new_pn, n_name, nid.value());
     impl_->succ_chans.erase(it);
     impl_->succ_chans.insert(Channel{nid, new_pn});
 }