1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef V8_COMPILER_GENERIC_GRAPH_H_
6 #define V8_COMPILER_GENERIC_GRAPH_H_
7 
8 #include "src/compiler/generic-node.h"
9 
10 namespace v8 {
11 namespace internal {
12 
13 class Zone;
14 
15 namespace compiler {
16 
17 class GenericGraphBase : public ZoneObject {
18  public:
GenericGraphBase(Zone * zone)19   explicit GenericGraphBase(Zone* zone) : zone_(zone), next_node_id_(0) {}
20 
zone()21   Zone* zone() const { return zone_; }
22 
NextNodeID()23   NodeId NextNodeID() { return next_node_id_++; }
NodeCount()24   NodeId NodeCount() const { return next_node_id_; }
25 
26  private:
27   Zone* zone_;
28   NodeId next_node_id_;
29 };
30 
31 template <class V>
32 class GenericGraph : public GenericGraphBase {
33  public:
GenericGraph(Zone * zone)34   explicit GenericGraph(Zone* zone)
35       : GenericGraphBase(zone), start_(NULL), end_(NULL) {}
36 
start()37   V* start() { return start_; }
end()38   V* end() { return end_; }
39 
SetStart(V * start)40   void SetStart(V* start) { start_ = start; }
SetEnd(V * end)41   void SetEnd(V* end) { end_ = end; }
42 
43  private:
44   V* start_;
45   V* end_;
46 
47   DISALLOW_COPY_AND_ASSIGN(GenericGraph);
48 };
49 }
50 }
51 }  // namespace v8::internal::compiler
52 
53 #endif  // V8_COMPILER_GENERIC_GRAPH_H_
54