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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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_OPERATOR_H_ | 5 #ifndef V8_COMPILER_JS_OPERATOR_H_ |
6 #define V8_COMPILER_JS_OPERATOR_H_ | 6 #define V8_COMPILER_JS_OPERATOR_H_ |
7 | 7 |
8 #include "src/compiler/type-hints.h" | 8 #include "src/compiler/type-hints.h" |
9 #include "src/runtime/runtime.h" | 9 #include "src/runtime/runtime.h" |
10 | 10 |
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48 | 48 |
49 | 49 |
50 // The ToBooleanHints are used as parameter by JSToBoolean operators. | 50 // The ToBooleanHints are used as parameter by JSToBoolean operators. |
51 ToBooleanHints ToBooleanHintsOf(Operator const* op); | 51 ToBooleanHints ToBooleanHintsOf(Operator const* op); |
52 | 52 |
53 | 53 |
54 // Defines the arity and the feedback for a JavaScript constructor call. This is | 54 // Defines the arity and the feedback for a JavaScript constructor call. This is |
55 // used as a parameter by JSCallConstruct operators. | 55 // used as a parameter by JSCallConstruct operators. |
56 class CallConstructParameters final { | 56 class CallConstructParameters final { |
57 public: | 57 public: |
58 CallConstructParameters(size_t arity, VectorSlotPair const& feedback) | 58 CallConstructParameters(uint32_t arity, float frequency, |
59 : arity_(arity), feedback_(feedback) {} | 59 VectorSlotPair const& feedback) |
| 60 : arity_(arity), frequency_(frequency), feedback_(feedback) {} |
60 | 61 |
61 size_t arity() const { return arity_; } | 62 uint32_t arity() const { return arity_; } |
| 63 float frequency() const { return frequency_; } |
62 VectorSlotPair const& feedback() const { return feedback_; } | 64 VectorSlotPair const& feedback() const { return feedback_; } |
63 | 65 |
64 private: | 66 private: |
65 size_t const arity_; | 67 uint32_t const arity_; |
| 68 float const frequency_; |
66 VectorSlotPair const feedback_; | 69 VectorSlotPair const feedback_; |
67 }; | 70 }; |
68 | 71 |
69 bool operator==(CallConstructParameters const&, CallConstructParameters const&); | 72 bool operator==(CallConstructParameters const&, CallConstructParameters const&); |
70 bool operator!=(CallConstructParameters const&, CallConstructParameters const&); | 73 bool operator!=(CallConstructParameters const&, CallConstructParameters const&); |
71 | 74 |
72 size_t hash_value(CallConstructParameters const&); | 75 size_t hash_value(CallConstructParameters const&); |
73 | 76 |
74 std::ostream& operator<<(std::ostream&, CallConstructParameters const&); | 77 std::ostream& operator<<(std::ostream&, CallConstructParameters const&); |
75 | 78 |
76 CallConstructParameters const& CallConstructParametersOf(Operator const*); | 79 CallConstructParameters const& CallConstructParametersOf(Operator const*); |
77 | 80 |
78 | 81 |
79 // Defines the arity and the call flags for a JavaScript function call. This is | 82 // Defines the arity and the call flags for a JavaScript function call. This is |
80 // used as a parameter by JSCallFunction operators. | 83 // used as a parameter by JSCallFunction operators. |
81 class CallFunctionParameters final { | 84 class CallFunctionParameters final { |
82 public: | 85 public: |
83 CallFunctionParameters(size_t arity, VectorSlotPair const& feedback, | 86 CallFunctionParameters(size_t arity, float frequency, |
| 87 VectorSlotPair const& feedback, |
84 TailCallMode tail_call_mode, | 88 TailCallMode tail_call_mode, |
85 ConvertReceiverMode convert_mode) | 89 ConvertReceiverMode convert_mode) |
86 : bit_field_(ArityField::encode(arity) | | 90 : bit_field_(ArityField::encode(arity) | |
87 ConvertReceiverModeField::encode(convert_mode) | | 91 ConvertReceiverModeField::encode(convert_mode) | |
88 TailCallModeField::encode(tail_call_mode)), | 92 TailCallModeField::encode(tail_call_mode)), |
| 93 frequency_(frequency), |
89 feedback_(feedback) {} | 94 feedback_(feedback) {} |
90 | 95 |
91 size_t arity() const { return ArityField::decode(bit_field_); } | 96 size_t arity() const { return ArityField::decode(bit_field_); } |
| 97 float frequency() const { return frequency_; } |
92 ConvertReceiverMode convert_mode() const { | 98 ConvertReceiverMode convert_mode() const { |
93 return ConvertReceiverModeField::decode(bit_field_); | 99 return ConvertReceiverModeField::decode(bit_field_); |
94 } | 100 } |
95 TailCallMode tail_call_mode() const { | 101 TailCallMode tail_call_mode() const { |
96 return TailCallModeField::decode(bit_field_); | 102 return TailCallModeField::decode(bit_field_); |
97 } | 103 } |
98 VectorSlotPair const& feedback() const { return feedback_; } | 104 VectorSlotPair const& feedback() const { return feedback_; } |
99 | 105 |
100 bool operator==(CallFunctionParameters const& that) const { | 106 bool operator==(CallFunctionParameters const& that) const { |
101 return this->bit_field_ == that.bit_field_ && | 107 return this->bit_field_ == that.bit_field_ && |
| 108 this->frequency_ == that.frequency_ && |
102 this->feedback_ == that.feedback_; | 109 this->feedback_ == that.feedback_; |
103 } | 110 } |
104 bool operator!=(CallFunctionParameters const& that) const { | 111 bool operator!=(CallFunctionParameters const& that) const { |
105 return !(*this == that); | 112 return !(*this == that); |
106 } | 113 } |
107 | 114 |
108 private: | 115 private: |
109 friend size_t hash_value(CallFunctionParameters const& p) { | 116 friend size_t hash_value(CallFunctionParameters const& p) { |
110 return base::hash_combine(p.bit_field_, p.feedback_); | 117 return base::hash_combine(p.bit_field_, p.frequency_, p.feedback_); |
111 } | 118 } |
112 | 119 |
113 typedef BitField<size_t, 0, 29> ArityField; | 120 typedef BitField<size_t, 0, 29> ArityField; |
114 typedef BitField<ConvertReceiverMode, 29, 2> ConvertReceiverModeField; | 121 typedef BitField<ConvertReceiverMode, 29, 2> ConvertReceiverModeField; |
115 typedef BitField<TailCallMode, 31, 1> TailCallModeField; | 122 typedef BitField<TailCallMode, 31, 1> TailCallModeField; |
116 | 123 |
117 const uint32_t bit_field_; | 124 uint32_t const bit_field_; |
118 const VectorSlotPair feedback_; | 125 float const frequency_; |
| 126 VectorSlotPair const feedback_; |
119 }; | 127 }; |
120 | 128 |
121 size_t hash_value(CallFunctionParameters const&); | 129 size_t hash_value(CallFunctionParameters const&); |
122 | 130 |
123 std::ostream& operator<<(std::ostream&, CallFunctionParameters const&); | 131 std::ostream& operator<<(std::ostream&, CallFunctionParameters const&); |
124 | 132 |
125 const CallFunctionParameters& CallFunctionParametersOf(const Operator* op); | 133 const CallFunctionParameters& CallFunctionParametersOf(const Operator* op); |
126 | 134 |
127 | 135 |
128 // Defines the arity and the ID for a runtime function call. This is used as a | 136 // Defines the arity and the ID for a runtime function call. This is used as a |
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450 const Operator* CreateLiteralArray(Handle<FixedArray> constant_elements, | 458 const Operator* CreateLiteralArray(Handle<FixedArray> constant_elements, |
451 int literal_flags, int literal_index, | 459 int literal_flags, int literal_index, |
452 int number_of_elements); | 460 int number_of_elements); |
453 const Operator* CreateLiteralObject(Handle<FixedArray> constant_properties, | 461 const Operator* CreateLiteralObject(Handle<FixedArray> constant_properties, |
454 int literal_flags, int literal_index, | 462 int literal_flags, int literal_index, |
455 int number_of_properties); | 463 int number_of_properties); |
456 const Operator* CreateLiteralRegExp(Handle<String> constant_pattern, | 464 const Operator* CreateLiteralRegExp(Handle<String> constant_pattern, |
457 int literal_flags, int literal_index); | 465 int literal_flags, int literal_index); |
458 | 466 |
459 const Operator* CallFunction( | 467 const Operator* CallFunction( |
460 size_t arity, VectorSlotPair const& feedback = VectorSlotPair(), | 468 size_t arity, float frequency = 0.0f, |
| 469 VectorSlotPair const& feedback = VectorSlotPair(), |
461 ConvertReceiverMode convert_mode = ConvertReceiverMode::kAny, | 470 ConvertReceiverMode convert_mode = ConvertReceiverMode::kAny, |
462 TailCallMode tail_call_mode = TailCallMode::kDisallow); | 471 TailCallMode tail_call_mode = TailCallMode::kDisallow); |
463 const Operator* CallRuntime(Runtime::FunctionId id); | 472 const Operator* CallRuntime(Runtime::FunctionId id); |
464 const Operator* CallRuntime(Runtime::FunctionId id, size_t arity); | 473 const Operator* CallRuntime(Runtime::FunctionId id, size_t arity); |
465 const Operator* CallRuntime(const Runtime::Function* function, size_t arity); | 474 const Operator* CallRuntime(const Runtime::Function* function, size_t arity); |
466 const Operator* CallConstruct(size_t arity, VectorSlotPair const& feedback); | 475 const Operator* CallConstruct(uint32_t arity, float frequency, |
| 476 VectorSlotPair const& feedback); |
467 | 477 |
468 const Operator* ConvertReceiver(ConvertReceiverMode convert_mode); | 478 const Operator* ConvertReceiver(ConvertReceiverMode convert_mode); |
469 | 479 |
470 const Operator* LoadProperty(VectorSlotPair const& feedback); | 480 const Operator* LoadProperty(VectorSlotPair const& feedback); |
471 const Operator* LoadNamed(Handle<Name> name, VectorSlotPair const& feedback); | 481 const Operator* LoadNamed(Handle<Name> name, VectorSlotPair const& feedback); |
472 | 482 |
473 const Operator* StoreProperty(LanguageMode language_mode, | 483 const Operator* StoreProperty(LanguageMode language_mode, |
474 VectorSlotPair const& feedback); | 484 VectorSlotPair const& feedback); |
475 const Operator* StoreNamed(LanguageMode language_mode, Handle<Name> name, | 485 const Operator* StoreNamed(LanguageMode language_mode, Handle<Name> name, |
476 VectorSlotPair const& feedback); | 486 VectorSlotPair const& feedback); |
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522 Zone* const zone_; | 532 Zone* const zone_; |
523 | 533 |
524 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); | 534 DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder); |
525 }; | 535 }; |
526 | 536 |
527 } // namespace compiler | 537 } // namespace compiler |
528 } // namespace internal | 538 } // namespace internal |
529 } // namespace v8 | 539 } // namespace v8 |
530 | 540 |
531 #endif // V8_COMPILER_JS_OPERATOR_H_ | 541 #endif // V8_COMPILER_JS_OPERATOR_H_ |
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