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1 // Copyright 2014 the V8 project authors. All rights reserved. | 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 | 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_CHANGE_LOWERING_H_ | 5 #ifndef V8_COMPILER_CHANGE_LOWERING_H_ |
6 #define V8_COMPILER_CHANGE_LOWERING_H_ | 6 #define V8_COMPILER_CHANGE_LOWERING_H_ |
7 | 7 |
8 #include "src/compiler/graph-reducer.h" | 8 #include "src/compiler/graph-reducer.h" |
9 | 9 |
10 namespace v8 { | 10 namespace v8 { |
11 namespace internal { | 11 namespace internal { |
12 namespace compiler { | 12 namespace compiler { |
13 | 13 |
14 // Forward declarations. | 14 // Forward declarations. |
15 class CommonOperatorBuilder; | 15 class CommonOperatorBuilder; |
16 class JSGraph; | 16 class JSGraph; |
17 class Linkage; | 17 class Linkage; |
18 class MachineOperatorBuilder; | 18 class MachineOperatorBuilder; |
19 | 19 |
| 20 |
20 class ChangeLowering FINAL : public Reducer { | 21 class ChangeLowering FINAL : public Reducer { |
21 public: | 22 public: |
22 ChangeLowering(JSGraph* jsgraph, Linkage* linkage) | 23 ChangeLowering(JSGraph* jsgraph, Linkage* linkage) |
23 : jsgraph_(jsgraph), linkage_(linkage) {} | 24 : jsgraph_(jsgraph), linkage_(linkage) {} |
24 ~ChangeLowering() FINAL; | 25 ~ChangeLowering() FINAL; |
25 | 26 |
26 Reduction Reduce(Node* node) FINAL; | 27 Reduction Reduce(Node* node) FINAL; |
27 | 28 |
28 private: | 29 private: |
29 Node* HeapNumberValueIndexConstant(); | 30 Node* HeapNumberValueIndexConstant(); |
30 Node* SmiMaxValueConstant(); | 31 Node* SmiMaxValueConstant(); |
31 Node* SmiShiftBitsConstant(); | 32 Node* SmiShiftBitsConstant(); |
32 | 33 |
33 Node* AllocateHeapNumberWithValue(Node* value, Node* control); | 34 Node* AllocateHeapNumberWithValue(Node* value, Node* control); |
34 Node* ChangeInt32ToFloat64(Node* value); | 35 Node* ChangeInt32ToFloat64(Node* value); |
35 Node* ChangeSmiToFloat64(Node* value); | 36 Node* ChangeSmiToFloat64(Node* value); |
36 Node* ChangeSmiToInt32(Node* value); | 37 Node* ChangeSmiToInt32(Node* value); |
37 Node* ChangeUint32ToFloat64(Node* value); | 38 Node* ChangeUint32ToFloat64(Node* value); |
38 Node* ChangeUint32ToSmi(Node* value); | 39 Node* ChangeUint32ToSmi(Node* value); |
39 Node* LoadHeapNumberValue(Node* value, Node* control); | 40 Node* LoadHeapNumberValue(Node* value, Node* control); |
40 Node* TestNotSmi(Node* value); | 41 Node* TestNotSmi(Node* value); |
41 Node* Uint32LessThanOrEqual(Node* lhs, Node* rhs); | 42 Node* Uint32LessThanOrEqual(Node* lhs, Node* rhs); |
42 | 43 |
43 Reduction ChangeBitToBool(Node* value, Node* control); | 44 Reduction ChangeBitToBool(Node* value); |
44 Reduction ChangeBoolToBit(Node* value); | 45 Reduction ChangeBoolToBit(Node* value); |
| 46 Reduction ChangeWord32ToBit(Node* value); |
| 47 Reduction ChangeWord64ToBit(Node* value); |
45 Reduction ChangeFloat64ToTagged(Node* value, Node* control); | 48 Reduction ChangeFloat64ToTagged(Node* value, Node* control); |
46 Reduction ChangeInt32ToTagged(Node* value, Node* control); | 49 Reduction ChangeInt32ToTagged(Node* value, Node* control); |
47 Reduction ChangeTaggedToFloat64(Node* value, Node* control); | 50 Reduction ChangeTaggedToFloat64(Node* value, Node* control); |
48 Reduction ChangeTaggedToUI32(Node* value, Node* control, | 51 Reduction ChangeTaggedToUI32(Node* value, Node* control, |
49 Signedness signedness); | 52 Signedness signedness); |
50 Reduction ChangeUint32ToTagged(Node* value, Node* control); | 53 Reduction ChangeUint32ToTagged(Node* value, Node* control); |
51 | 54 |
52 Graph* graph() const; | 55 Graph* graph() const; |
53 Isolate* isolate() const; | 56 Isolate* isolate() const; |
54 JSGraph* jsgraph() const { return jsgraph_; } | 57 JSGraph* jsgraph() const { return jsgraph_; } |
55 Linkage* linkage() const { return linkage_; } | 58 Linkage* linkage() const { return linkage_; } |
56 CommonOperatorBuilder* common() const; | 59 CommonOperatorBuilder* common() const; |
57 MachineOperatorBuilder* machine() const; | 60 MachineOperatorBuilder* machine() const; |
58 | 61 |
59 JSGraph* jsgraph_; | 62 JSGraph* jsgraph_; |
60 Linkage* linkage_; | 63 Linkage* linkage_; |
61 }; | 64 }; |
62 | 65 |
63 } // namespace compiler | 66 } // namespace compiler |
64 } // namespace internal | 67 } // namespace internal |
65 } // namespace v8 | 68 } // namespace v8 |
66 | 69 |
67 #endif // V8_COMPILER_CHANGE_LOWERING_H_ | 70 #endif // V8_COMPILER_CHANGE_LOWERING_H_ |
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