[wasm] Debug-time print for compiler graph

src/compiler/graph.cc

Index: src/compiler/graph.cc
diff --git a/src/compiler/graph.cc b/src/compiler/graph.cc
index ff1a17ef3ea9457d79843f5406395e9538cf8a6c..373d6d7ee1bc2dc10a7b73ae87a78ea312c425a9 100644
--- a/src/compiler/graph.cc
+++ b/src/compiler/graph.cc
@@ -7,8 +7,9 @@
 #include <algorithm>
 
 #include "src/base/bits.h"
-#include "src/compiler/node.h"
+#include "src/compiler/graph-visualizer.h"
 #include "src/compiler/node-properties.h"
+#include "src/compiler/node.h"
 #include "src/compiler/verifier.h"
 
 namespace v8 {
@@ -72,6 +73,11 @@ NodeId Graph::NextNodeId() {
   return id;
 }
 
+void Graph::Print() const {
+  OFStream os(stdout);
+  os << AsRPO(*this);
+}
+
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8