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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_OPERATOR_PROPERTIES_INL_H_ | 5 #ifndef V8_COMPILER_OPERATOR_PROPERTIES_INL_H_ |
6 #define V8_COMPILER_OPERATOR_PROPERTIES_INL_H_ | 6 #define V8_COMPILER_OPERATOR_PROPERTIES_INL_H_ |
7 | 7 |
8 #include "src/v8.h" | 8 #include "src/v8.h" |
9 | 9 |
10 #include "src/compiler/js-operator.h" | 10 #include "src/compiler/js-operator.h" |
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116 | 116 |
117 | 117 |
118 inline bool OperatorProperties::IsBasicBlockBegin(Operator* op) { | 118 inline bool OperatorProperties::IsBasicBlockBegin(Operator* op) { |
119 uint8_t opcode = op->opcode(); | 119 uint8_t opcode = op->opcode(); |
120 return opcode == IrOpcode::kStart || opcode == IrOpcode::kEnd || | 120 return opcode == IrOpcode::kStart || opcode == IrOpcode::kEnd || |
121 opcode == IrOpcode::kDead || opcode == IrOpcode::kLoop || | 121 opcode == IrOpcode::kDead || opcode == IrOpcode::kLoop || |
122 opcode == IrOpcode::kMerge || opcode == IrOpcode::kIfTrue || | 122 opcode == IrOpcode::kMerge || opcode == IrOpcode::kIfTrue || |
123 opcode == IrOpcode::kIfFalse; | 123 opcode == IrOpcode::kIfFalse; |
124 } | 124 } |
125 | 125 |
126 inline bool OperatorProperties::CanBeScheduled(Operator* op) { return true; } | |
127 | |
128 inline bool OperatorProperties::HasFixedSchedulePosition(Operator* op) { | |
129 IrOpcode::Value opcode = static_cast<IrOpcode::Value>(op->opcode()); | |
130 return (IrOpcode::IsControlOpcode(opcode)) || | |
131 opcode == IrOpcode::kParameter || opcode == IrOpcode::kEffectPhi || | |
132 opcode == IrOpcode::kPhi; | |
133 } | |
134 | |
135 inline bool OperatorProperties::IsScheduleRoot(Operator* op) { | |
136 uint8_t opcode = op->opcode(); | |
137 return opcode == IrOpcode::kEnd || opcode == IrOpcode::kEffectPhi || | |
138 opcode == IrOpcode::kPhi; | |
139 } | |
140 | |
141 inline bool OperatorProperties::CanLazilyDeoptimize(Operator* op) { | 126 inline bool OperatorProperties::CanLazilyDeoptimize(Operator* op) { |
142 // TODO(jarin) This function allows turning on lazy deoptimization | 127 // TODO(jarin) This function allows turning on lazy deoptimization |
143 // incrementally. It will change as we turn on lazy deopt for | 128 // incrementally. It will change as we turn on lazy deopt for |
144 // more nodes. | 129 // more nodes. |
145 | 130 |
146 if (!FLAG_turbo_deoptimization) { | 131 if (!FLAG_turbo_deoptimization) { |
147 return false; | 132 return false; |
148 } | 133 } |
149 | 134 |
150 switch (op->opcode()) { | 135 switch (op->opcode()) { |
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186 default: | 171 default: |
187 return false; | 172 return false; |
188 } | 173 } |
189 return false; | 174 return false; |
190 } | 175 } |
191 } | 176 } |
192 } | 177 } |
193 } // namespace v8::internal::compiler | 178 } // namespace v8::internal::compiler |
194 | 179 |
195 #endif // V8_COMPILER_OPERATOR_PROPERTIES_INL_H_ | 180 #endif // V8_COMPILER_OPERATOR_PROPERTIES_INL_H_ |
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