Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 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 |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef V8_COMPILER_JS_TYPED_LOWERING_H_ |
| 6 | #define V8_COMPILER_JS_TYPED_LOWERING_H_ |
| 7 | |
| 8 | #include "src/compiler/graph-reducer.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 9 | #include "src/compiler/simplified-operator.h" |
| 10 | |
| 11 | namespace v8 { |
| 12 | namespace internal { |
| 13 | namespace compiler { |
| 14 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 15 | // Forward declarations. |
| 16 | class CommonOperatorBuilder; |
| 17 | class JSGraph; |
| 18 | class JSOperatorBuilder; |
| 19 | class MachineOperatorBuilder; |
| 20 | |
| 21 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 22 | // Lowers JS-level operators to simplified operators based on types. |
| 23 | class JSTypedLowering FINAL : public Reducer { |
| 24 | public: |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 25 | JSTypedLowering(JSGraph* jsgraph, Zone* zone); |
| 26 | ~JSTypedLowering() FINAL {} |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 27 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 28 | Reduction Reduce(Node* node) FINAL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 29 | |
| 30 | private: |
| 31 | friend class JSBinopReduction; |
| 32 | |
| 33 | Reduction ReplaceEagerly(Node* old, Node* node); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 34 | Reduction ReduceJSAdd(Node* node); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 35 | Reduction ReduceJSBitwiseOr(Node* node); |
| 36 | Reduction ReduceJSMultiply(Node* node); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 37 | Reduction ReduceJSComparison(Node* node); |
| 38 | Reduction ReduceJSLoadProperty(Node* node); |
| 39 | Reduction ReduceJSStoreProperty(Node* node); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 40 | Reduction ReduceJSLoadContext(Node* node); |
| 41 | Reduction ReduceJSStoreContext(Node* node); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 42 | Reduction ReduceJSEqual(Node* node, bool invert); |
| 43 | Reduction ReduceJSStrictEqual(Node* node, bool invert); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 44 | Reduction ReduceJSUnaryNot(Node* node); |
| 45 | Reduction ReduceJSToBoolean(Node* node); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 46 | Reduction ReduceJSToNumberInput(Node* input); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 47 | Reduction ReduceJSToNumber(Node* node); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 48 | Reduction ReduceJSToStringInput(Node* input); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 49 | Reduction ReduceJSToString(Node* node); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 50 | Reduction ReduceNumberBinop(Node* node, const Operator* numberOp); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 51 | Reduction ReduceInt32Binop(Node* node, const Operator* intOp); |
| 52 | Reduction ReduceUI32Shift(Node* node, Signedness left_signedness, |
| 53 | const Operator* shift_op); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 54 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 55 | Node* ConvertToNumber(Node* input); |
| 56 | template <IrOpcode::Value> |
| 57 | Node* FindConversion(Node* input); |
| 58 | void InsertConversion(Node* conversion); |
| 59 | |
| 60 | Node* Word32Shl(Node* const lhs, int32_t const rhs); |
| 61 | |
| 62 | Factory* factory() const; |
| 63 | Graph* graph() const; |
| 64 | JSGraph* jsgraph() const { return jsgraph_; } |
| 65 | JSOperatorBuilder* javascript() const; |
| 66 | CommonOperatorBuilder* common() const; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 67 | SimplifiedOperatorBuilder* simplified() { return &simplified_; } |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 68 | MachineOperatorBuilder* machine() const; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 69 | |
| 70 | JSGraph* jsgraph_; |
| 71 | SimplifiedOperatorBuilder simplified_; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 72 | ZoneVector<Node*> conversions_; // Cache inserted JSToXXX() conversions. |
| 73 | Type* zero_range_; |
| 74 | Type* one_range_; |
| 75 | Type* zero_thirtyone_range_; |
| 76 | Type* shifted_int32_ranges_[4]; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 77 | }; |
| 78 | |
| 79 | } // namespace compiler |
| 80 | } // namespace internal |
| 81 | } // namespace v8 |
| 82 | |
| 83 | #endif // V8_COMPILER_JS_TYPED_LOWERING_H_ |