Add helper function

src/ir.c

@@ -13,6 +13,7 @@ void print_symbol_table(void);
 void print_symbols(void);
 void print_bindings(node_t *root);
 void destroy_symbol_table(void);
+void tlhash_insert_symbol(tlhash_t *tab, symbol_t *symbol);
 void find_globals(void);
 void bind_names(symbol_t *function, node_t *root);
 void destroy_symtab(void);
@@ -141,6 +142,11 @@ destroy_symbol_table ( void )
       destroy_symtab();
 }
 
+// Helper function
+void tlhash_insert_symbol(tlhash_t *tab, symbol_t *symbol)
+{
+  tlhash_insert(tab, symbol->name, strlen(symbol->name), symbol);
+}
 
 void
 find_globals ( void )
@@ -174,7 +180,7 @@ find_globals ( void )
 	parameter_symbol->node = parameter;
 	parameter_symbol->seq = j;
 
-	tlhash_insert(symbol->locals, parameter_symbol->name, strlen(parameter_symbol->name), parameter_symbol);
+	tlhash_insert_symbol(symbol->locals, parameter_symbol);
       }
     } else {
       // The node should be a variable or a function.
@@ -182,13 +188,17 @@ find_globals ( void )
       exit(1);
     }
 
-    tlhash_insert(global_names, symbol->name, strlen(symbol->name), symbol);
+    tlhash_insert_symbol(global_names, symbol);
   }
 }
 
 void
 bind_names ( symbol_t *function, node_t *root )
 {
+  // Go through variable list, add to local scope
+  // Go through rest of function
+  // Replace variable references with pointers to the symbol table
+  // put strings in the symbol table, and increment root->data = stringc
 }
 
 void