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| 1 // Copyright 2014 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_GRAPH_REPLAY_H_ |
| 6 #define V8_COMPILER_GRAPH_REPLAY_H_ |
| 7 |
| 8 #include "src/v8.h" |
| 9 |
| 10 #include "src/compiler/node.h" |
| 11 |
| 12 namespace v8 { |
| 13 namespace internal { |
| 14 namespace compiler { |
| 15 |
| 16 class Graph; |
| 17 class Operator; |
| 18 |
| 19 // Helper class to print a full replay of a graph. This replay can be used to |
| 20 // materialize the same graph within a C++ unit test and hence test subsequent |
| 21 // optimization passes on a graph without going through the construction steps. |
| 22 class GraphReplayPrinter : public NullNodeVisitor { |
| 23 public: |
| 24 #ifdef DEBUG |
| 25 static void PrintReplay(Graph* graph); |
| 26 #else |
| 27 static void PrintReplay(Graph* graph) {} |
| 28 #endif |
| 29 |
| 30 GenericGraphVisit::Control Pre(Node* node); |
| 31 void PostEdge(Node* from, int index, Node* to); |
| 32 |
| 33 private: |
| 34 GraphReplayPrinter() {} |
| 35 |
| 36 static void PrintReplayOpCreator(Operator* op); |
| 37 |
| 38 DISALLOW_COPY_AND_ASSIGN(GraphReplayPrinter); |
| 39 }; |
| 40 } |
| 41 } |
| 42 } // namespace v8::internal::compiler |
| 43 |
| 44 #endif // V8_COMPILER_GRAPH_REPLAY_H_ |
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