OLD | NEW |
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_JS_INTRINSIC_LOWERING_H_ | 5 #ifndef V8_COMPILER_JS_INTRINSIC_LOWERING_H_ |
6 #define V8_COMPILER_JS_INTRINSIC_LOWERING_H_ | 6 #define V8_COMPILER_JS_INTRINSIC_LOWERING_H_ |
7 | 7 |
8 #include "src/compiler/common-operator.h" | 8 #include "src/compiler/common-operator.h" |
9 #include "src/compiler/graph-reducer.h" | 9 #include "src/compiler/graph-reducer.h" |
10 #include "src/compiler/simplified-operator.h" | 10 #include "src/compiler/simplified-operator.h" |
11 | 11 |
12 namespace v8 { | 12 namespace v8 { |
13 namespace internal { | 13 namespace internal { |
14 namespace compiler { | 14 namespace compiler { |
15 | 15 |
16 // Forward declarations. | 16 // Forward declarations. |
17 class CommonOperatorBuilder; | 17 class CommonOperatorBuilder; |
18 class JSGraph; | 18 class JSGraph; |
19 class MachineOperatorBuilder; | 19 class MachineOperatorBuilder; |
20 | 20 |
21 | 21 |
22 // Lowers certain JS-level runtime calls. | 22 // Lowers certain JS-level runtime calls. |
23 class JSIntrinsicLowering final : public AdvancedReducer { | 23 class JSIntrinsicLowering final : public AdvancedReducer { |
24 public: | 24 public: |
25 JSIntrinsicLowering(Editor* editor, JSGraph* jsgraph); | 25 enum DeoptimizationMode { kDeoptimizationEnabled, kDeoptimizationDisabled }; |
| 26 |
| 27 JSIntrinsicLowering(Editor* editor, JSGraph* jsgraph, |
| 28 DeoptimizationMode mode); |
26 ~JSIntrinsicLowering() final {} | 29 ~JSIntrinsicLowering() final {} |
27 | 30 |
28 Reduction Reduce(Node* node) final; | 31 Reduction Reduce(Node* node) final; |
29 | 32 |
30 private: | 33 private: |
31 Reduction ReduceConstructDouble(Node* node); | 34 Reduction ReduceConstructDouble(Node* node); |
32 Reduction ReduceDeoptimizeNow(Node* node); | 35 Reduction ReduceDeoptimizeNow(Node* node); |
33 Reduction ReduceDoubleHi(Node* node); | 36 Reduction ReduceDoubleHi(Node* node); |
34 Reduction ReduceDoubleLo(Node* node); | 37 Reduction ReduceDoubleLo(Node* node); |
35 Reduction ReduceHeapObjectGetMap(Node* node); | 38 Reduction ReduceHeapObjectGetMap(Node* node); |
(...skipping 17 matching lines...) Expand all Loading... |
53 | 56 |
54 Reduction Change(Node* node, const Operator* op); | 57 Reduction Change(Node* node, const Operator* op); |
55 Reduction Change(Node* node, const Operator* op, Node* a, Node* b); | 58 Reduction Change(Node* node, const Operator* op, Node* a, Node* b); |
56 Reduction Change(Node* node, const Operator* op, Node* a, Node* b, Node* c); | 59 Reduction Change(Node* node, const Operator* op, Node* a, Node* b, Node* c); |
57 Reduction ChangeToUndefined(Node* node, Node* effect = nullptr); | 60 Reduction ChangeToUndefined(Node* node, Node* effect = nullptr); |
58 | 61 |
59 Graph* graph() const; | 62 Graph* graph() const; |
60 JSGraph* jsgraph() const { return jsgraph_; } | 63 JSGraph* jsgraph() const { return jsgraph_; } |
61 CommonOperatorBuilder* common() const; | 64 CommonOperatorBuilder* common() const; |
62 MachineOperatorBuilder* machine() const; | 65 MachineOperatorBuilder* machine() const; |
| 66 DeoptimizationMode mode() const { return mode_; } |
63 SimplifiedOperatorBuilder* simplified() { return &simplified_; } | 67 SimplifiedOperatorBuilder* simplified() { return &simplified_; } |
64 | 68 |
65 JSGraph* jsgraph_; | 69 JSGraph* const jsgraph_; |
| 70 DeoptimizationMode const mode_; |
66 SimplifiedOperatorBuilder simplified_; | 71 SimplifiedOperatorBuilder simplified_; |
67 }; | 72 }; |
68 | 73 |
69 } // namespace compiler | 74 } // namespace compiler |
70 } // namespace internal | 75 } // namespace internal |
71 } // namespace v8 | 76 } // namespace v8 |
72 | 77 |
73 #endif // V8_COMPILER_JS_INTRINSIC_LOWERING_H_ | 78 #endif // V8_COMPILER_JS_INTRINSIC_LOWERING_H_ |
OLD | NEW |