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1 // Copyright 2013 the V8 project authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_COMPILER_SCHEDULER_H_ | 5 #ifndef V8_COMPILER_SCHEDULER_H_ |
6 #define V8_COMPILER_SCHEDULER_H_ | 6 #define V8_COMPILER_SCHEDULER_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "src/v8.h" | 10 #include "src/v8.h" |
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22 // ordering the basic blocks in the special RPO order. | 22 // ordering the basic blocks in the special RPO order. |
23 class Scheduler { | 23 class Scheduler { |
24 public: | 24 public: |
25 // Create a new schedule and place all computations from the graph in it. | 25 // Create a new schedule and place all computations from the graph in it. |
26 static Schedule* ComputeSchedule(Graph* graph); | 26 static Schedule* ComputeSchedule(Graph* graph); |
27 | 27 |
28 // Compute the RPO of blocks in an existing schedule. | 28 // Compute the RPO of blocks in an existing schedule. |
29 static BasicBlockVector* ComputeSpecialRPO(Schedule* schedule); | 29 static BasicBlockVector* ComputeSpecialRPO(Schedule* schedule); |
30 | 30 |
31 private: | 31 private: |
| 32 Zone* zone_; |
32 Graph* graph_; | 33 Graph* graph_; |
33 Schedule* schedule_; | 34 Schedule* schedule_; |
34 NodeVector branches_; | 35 NodeVector branches_; |
35 NodeVector calls_; | 36 NodeVector calls_; |
36 NodeVector deopts_; | 37 NodeVector deopts_; |
37 NodeVector returns_; | 38 NodeVector returns_; |
38 NodeVector loops_and_merges_; | 39 NodeVector loops_and_merges_; |
39 BasicBlockVector node_block_placement_; | 40 BasicBlockVector node_block_placement_; |
40 IntVector unscheduled_uses_; | 41 IntVector unscheduled_uses_; |
41 NodeVectorVector scheduled_nodes_; | 42 NodeVectorVector scheduled_nodes_; |
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75 void PrepareUses(); | 76 void PrepareUses(); |
76 | 77 |
77 friend class ScheduleLateNodeVisitor; | 78 friend class ScheduleLateNodeVisitor; |
78 void ScheduleLate(); | 79 void ScheduleLate(); |
79 }; | 80 }; |
80 } | 81 } |
81 } | 82 } |
82 } // namespace v8::internal::compiler | 83 } // namespace v8::internal::compiler |
83 | 84 |
84 #endif // V8_COMPILER_SCHEDULER_H_ | 85 #endif // V8_COMPILER_SCHEDULER_H_ |
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