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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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_ESCAPE_ANALYSIS_REDUCER_H_ | 5 #ifndef V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_ |
6 #define V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_ | 6 #define V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_ |
7 | 7 |
8 #include "src/base/compiler-specific.h" | 8 #include "src/base/compiler-specific.h" |
9 #include "src/bit-vector.h" | 9 #include "src/bit-vector.h" |
10 #include "src/compiler/escape-analysis.h" | 10 #include "src/compiler/escape-analysis.h" |
(...skipping 12 matching lines...) Expand all Loading... |
23 public: | 23 public: |
24 EscapeAnalysisReducer(Editor* editor, JSGraph* jsgraph, | 24 EscapeAnalysisReducer(Editor* editor, JSGraph* jsgraph, |
25 EscapeAnalysis* escape_analysis, Zone* zone); | 25 EscapeAnalysis* escape_analysis, Zone* zone); |
26 | 26 |
27 Reduction Reduce(Node* node) final; | 27 Reduction Reduce(Node* node) final; |
28 | 28 |
29 // Verifies that all virtual allocation nodes have been dealt with. Run it | 29 // Verifies that all virtual allocation nodes have been dealt with. Run it |
30 // after this reducer has been applied. Has no effect in release mode. | 30 // after this reducer has been applied. Has no effect in release mode. |
31 void VerifyReplacement() const; | 31 void VerifyReplacement() const; |
32 | 32 |
| 33 bool compilation_failed() const { return compilation_failed_; } |
| 34 |
33 private: | 35 private: |
34 Reduction ReduceLoad(Node* node); | 36 Reduction ReduceLoad(Node* node); |
35 Reduction ReduceStore(Node* node); | 37 Reduction ReduceStore(Node* node); |
36 Reduction ReduceAllocate(Node* node); | 38 Reduction ReduceAllocate(Node* node); |
37 Reduction ReduceFinishRegion(Node* node); | 39 Reduction ReduceFinishRegion(Node* node); |
38 Reduction ReduceReferenceEqual(Node* node); | 40 Reduction ReduceReferenceEqual(Node* node); |
39 Reduction ReduceObjectIsSmi(Node* node); | 41 Reduction ReduceObjectIsSmi(Node* node); |
40 Reduction ReduceFrameStateUses(Node* node); | 42 Reduction ReduceFrameStateUses(Node* node); |
41 Node* ReduceDeoptState(Node* node, Node* effect, bool multiple_users); | 43 Node* ReduceDeoptState(Node* node, Node* effect, bool multiple_users); |
42 Node* ReduceStateValueInput(Node* node, int node_index, Node* effect, | 44 Node* ReduceStateValueInput(Node* node, int node_index, Node* effect, |
43 bool node_multiused, bool already_cloned, | 45 bool node_multiused, bool already_cloned, |
44 bool multiple_users); | 46 bool multiple_users); |
45 | 47 |
46 JSGraph* jsgraph() const { return jsgraph_; } | 48 JSGraph* jsgraph() const { return jsgraph_; } |
47 EscapeAnalysis* escape_analysis() const { return escape_analysis_; } | 49 EscapeAnalysis* escape_analysis() const { return escape_analysis_; } |
48 Zone* zone() const { return zone_; } | 50 Zone* zone() const { return zone_; } |
49 Isolate* isolate() const; | 51 Isolate* isolate() const; |
50 | 52 |
51 JSGraph* const jsgraph_; | 53 JSGraph* const jsgraph_; |
52 EscapeAnalysis* escape_analysis_; | 54 EscapeAnalysis* escape_analysis_; |
53 Zone* const zone_; | 55 Zone* const zone_; |
54 // This bit vector marks nodes we already processed (allocs, loads, stores) | 56 // This bit vector marks nodes we already processed (allocs, loads, stores) |
55 // and nodes that do not need a visit from ReduceDeoptState etc. | 57 // and nodes that do not need a visit from ReduceDeoptState etc. |
56 BitVector fully_reduced_; | 58 BitVector fully_reduced_; |
57 bool exists_virtual_allocate_; | 59 bool exists_virtual_allocate_; |
| 60 bool compilation_failed_ = false; |
58 | 61 |
59 DISALLOW_COPY_AND_ASSIGN(EscapeAnalysisReducer); | 62 DISALLOW_COPY_AND_ASSIGN(EscapeAnalysisReducer); |
60 }; | 63 }; |
61 | 64 |
62 } // namespace compiler | 65 } // namespace compiler |
63 } // namespace internal | 66 } // namespace internal |
64 } // namespace v8 | 67 } // namespace v8 |
65 | 68 |
66 #endif // V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_ | 69 #endif // V8_COMPILER_ESCAPE_ANALYSIS_REDUCER_H_ |
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