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test/cctest/compiler/graph-tester.h

Index: test/cctest/compiler/graph-tester.h
diff --git a/test/cctest/compiler/graph-tester.h b/test/cctest/compiler/graph-tester.h
new file mode 100644
index 0000000000000000000000000000000000000000..41dfa07345ae94389c2f3e83a555eff574d3f74b
--- /dev/null
+++ b/test/cctest/compiler/graph-tester.h
@@ -0,0 +1,41 @@
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_CCTEST_COMPILER_GRAPH_TESTER_H_
+#define V8_CCTEST_COMPILER_GRAPH_TESTER_H_
+
+#include "src/v8.h"
+#include "test/cctest/cctest.h"
+
+#include "src/compiler/common-operator.h"
+#include "src/compiler/graph.h"
+
+namespace v8 {
+namespace internal {
+namespace compiler {
+
+class GraphTester : public HandleAndZoneScope, public Graph {
+ public:
+  GraphTester() : Graph(main_zone()) {}
+};
+
+
+class GraphWithStartNodeTester : public GraphTester {
+ public:
+  GraphWithStartNodeTester()
+      : builder_(main_zone()), start_node_(NewNode(builder_.Start())) {
+    SetStart(start_node_);
+  }
+
+  Node* start_node() { return start_node_; }
+
+ private:
+  CommonOperatorBuilder builder_;
+  Node* start_node_;
+};
+}
+}
+}  // namespace v8::internal::compiler
+
+#endif  // V8_CCTEST_COMPILER_GRAPH_TESTER_H_