OLD | NEW |
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_SIMPLIFIED_LOWERING_H_ | 5 #ifndef V8_COMPILER_SIMPLIFIED_LOWERING_H_ |
6 #define V8_COMPILER_SIMPLIFIED_LOWERING_H_ | 6 #define V8_COMPILER_SIMPLIFIED_LOWERING_H_ |
7 | 7 |
8 #include "src/compiler/js-graph.h" | 8 #include "src/compiler/js-graph.h" |
9 #include "src/compiler/machine-operator.h" | 9 #include "src/compiler/machine-operator.h" |
10 #include "src/compiler/node.h" | 10 #include "src/compiler/node.h" |
11 #include "src/compiler/simplified-operator.h" | 11 #include "src/compiler/simplified-operator.h" |
12 | 12 |
13 namespace v8 { | 13 namespace v8 { |
14 namespace internal { | 14 namespace internal { |
15 namespace compiler { | 15 namespace compiler { |
16 | 16 |
17 // Forward declarations. | 17 // Forward declarations. |
18 class RepresentationChanger; | 18 class RepresentationChanger; |
19 class SourcePositionTable; | 19 class SourcePositionTable; |
20 | 20 |
21 class SimplifiedLowering final { | 21 class SimplifiedLowering final { |
22 public: | 22 public: |
23 SimplifiedLowering(JSGraph* jsgraph, Zone* zone, | 23 SimplifiedLowering(JSGraph* jsgraph, Zone* zone, |
24 SourcePositionTable* source_positions) | 24 SourcePositionTable* source_positions); |
25 : jsgraph_(jsgraph), zone_(zone), source_positions_(source_positions) {} | |
26 ~SimplifiedLowering() {} | 25 ~SimplifiedLowering() {} |
27 | 26 |
28 void LowerAllNodes(); | 27 void LowerAllNodes(); |
29 | 28 |
30 // TODO(titzer): These are exposed for direct testing. Use a friend class. | 29 // TODO(titzer): These are exposed for direct testing. Use a friend class. |
31 void DoAllocate(Node* node); | 30 void DoAllocate(Node* node); |
32 void DoLoadField(Node* node); | 31 void DoLoadField(Node* node); |
33 void DoStoreField(Node* node); | 32 void DoStoreField(Node* node); |
34 // TODO(turbofan): The output_type can be removed once the result of the | 33 // TODO(turbofan): The output_type can be removed once the result of the |
35 // representation analysis is stored in the node bounds. | 34 // representation analysis is stored in the node bounds. |
36 void DoLoadBuffer(Node* node, MachineType output_type, | 35 void DoLoadBuffer(Node* node, MachineType output_type, |
37 RepresentationChanger* changer); | 36 RepresentationChanger* changer); |
38 void DoStoreBuffer(Node* node); | 37 void DoStoreBuffer(Node* node); |
39 void DoLoadElement(Node* node); | 38 void DoLoadElement(Node* node); |
40 void DoStoreElement(Node* node); | 39 void DoStoreElement(Node* node); |
| 40 void DoShift(Node* node, Operator const* op); |
41 void DoStringEqual(Node* node); | 41 void DoStringEqual(Node* node); |
42 void DoStringLessThan(Node* node); | 42 void DoStringLessThan(Node* node); |
43 void DoStringLessThanOrEqual(Node* node); | 43 void DoStringLessThanOrEqual(Node* node); |
44 | 44 |
45 private: | 45 private: |
46 JSGraph* const jsgraph_; | 46 JSGraph* const jsgraph_; |
47 Zone* const zone_; | 47 Zone* const zone_; |
| 48 Type* const zero_thirtyone_range_; |
48 | 49 |
49 // TODO(danno): SimplifiedLowering shouldn't know anything about the source | 50 // TODO(danno): SimplifiedLowering shouldn't know anything about the source |
50 // positions table, but must for now since there currently is no other way to | 51 // positions table, but must for now since there currently is no other way to |
51 // pass down source position information to nodes created during | 52 // pass down source position information to nodes created during |
52 // lowering. Once this phase becomes a vanilla reducer, it should get source | 53 // lowering. Once this phase becomes a vanilla reducer, it should get source |
53 // position information via the SourcePositionWrapper like all other reducers. | 54 // position information via the SourcePositionWrapper like all other reducers. |
54 SourcePositionTable* source_positions_; | 55 SourcePositionTable* source_positions_; |
55 | 56 |
56 Node* SmiTag(Node* node); | 57 Node* SmiTag(Node* node); |
57 Node* IsTagged(Node* node); | 58 Node* IsTagged(Node* node); |
(...skipping 13 matching lines...) Expand all Loading... |
71 Graph* graph() { return jsgraph()->graph(); } | 72 Graph* graph() { return jsgraph()->graph(); } |
72 CommonOperatorBuilder* common() { return jsgraph()->common(); } | 73 CommonOperatorBuilder* common() { return jsgraph()->common(); } |
73 MachineOperatorBuilder* machine() { return jsgraph()->machine(); } | 74 MachineOperatorBuilder* machine() { return jsgraph()->machine(); } |
74 }; | 75 }; |
75 | 76 |
76 } // namespace compiler | 77 } // namespace compiler |
77 } // namespace internal | 78 } // namespace internal |
78 } // namespace v8 | 79 } // namespace v8 |
79 | 80 |
80 #endif // V8_COMPILER_SIMPLIFIED_LOWERING_H_ | 81 #endif // V8_COMPILER_SIMPLIFIED_LOWERING_H_ |
OLD | NEW |