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Side by Side Diff: src/compiler/operator-properties-inl.h

Issue 620803003: [turbofan] Add control input to Load and LoadElements. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 2 months ago
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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/compiler/common-operator.h" 8 #include "src/compiler/common-operator.h"
9 #include "src/compiler/js-operator.h" 9 #include "src/compiler/js-operator.h"
10 #include "src/compiler/linkage.h" 10 #include "src/compiler/linkage.h"
(...skipping 98 matching lines...) Expand 10 before | Expand all | Expand 10 after
109 } 109 }
110 if (op->HasProperty(Operator::kNoRead) && op->HasProperty(Operator::kNoWrite)) 110 if (op->HasProperty(Operator::kNoRead) && op->HasProperty(Operator::kNoWrite))
111 return 0; // no effects. 111 return 0; // no effects.
112 return 1; 112 return 1;
113 } 113 }
114 114
115 inline int OperatorProperties::GetControlInputCount(const Operator* op) { 115 inline int OperatorProperties::GetControlInputCount(const Operator* op) {
116 switch (op->opcode()) { 116 switch (op->opcode()) {
117 case IrOpcode::kPhi: 117 case IrOpcode::kPhi:
118 case IrOpcode::kEffectPhi: 118 case IrOpcode::kEffectPhi:
119 case IrOpcode::kControlEffect: 119 case IrOpcode::kLoad:
120 case IrOpcode::kLoadElement:
120 return 1; 121 return 1;
121 #define OPCODE_CASE(x) case IrOpcode::k##x: 122 #define OPCODE_CASE(x) case IrOpcode::k##x:
122 CONTROL_OP_LIST(OPCODE_CASE) 123 CONTROL_OP_LIST(OPCODE_CASE)
123 #undef OPCODE_CASE 124 #undef OPCODE_CASE
124 // Control operators are Operator1<int>. 125 // Control operators are Operator1<int>.
125 return OpParameter<int>(op); 126 return OpParameter<int>(op);
126 default: 127 default:
127 // Operators that have write effects must have a control 128 // Operators that have write effects must have a control
128 // dependency. Effect dependencies only ensure the correct order of 129 // dependency. Effect dependencies only ensure the correct order of
129 // write/read operations without consideration of control flow. Without an 130 // write/read operations without consideration of control flow. Without an
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142 143
143 // ----------------------------------------------------------------------------- 144 // -----------------------------------------------------------------------------
144 // Output properties. 145 // Output properties.
145 146
146 inline bool OperatorProperties::HasValueOutput(const Operator* op) { 147 inline bool OperatorProperties::HasValueOutput(const Operator* op) {
147 return GetValueOutputCount(op) > 0; 148 return GetValueOutputCount(op) > 0;
148 } 149 }
149 150
150 inline bool OperatorProperties::HasEffectOutput(const Operator* op) { 151 inline bool OperatorProperties::HasEffectOutput(const Operator* op) {
151 return op->opcode() == IrOpcode::kStart || 152 return op->opcode() == IrOpcode::kStart ||
152 op->opcode() == IrOpcode::kControlEffect ||
153 op->opcode() == IrOpcode::kValueEffect || 153 op->opcode() == IrOpcode::kValueEffect ||
154 (op->opcode() != IrOpcode::kFinish && GetEffectInputCount(op) > 0); 154 (op->opcode() != IrOpcode::kFinish && GetEffectInputCount(op) > 0);
155 } 155 }
156 156
157 inline bool OperatorProperties::HasControlOutput(const Operator* op) { 157 inline bool OperatorProperties::HasControlOutput(const Operator* op) {
158 IrOpcode::Value opcode = static_cast<IrOpcode::Value>(op->opcode()); 158 IrOpcode::Value opcode = static_cast<IrOpcode::Value>(op->opcode());
159 return (opcode != IrOpcode::kEnd && IrOpcode::IsControlOpcode(opcode)); 159 return (opcode != IrOpcode::kEnd && IrOpcode::IsControlOpcode(opcode));
160 } 160 }
161 161
162 162
(...skipping 17 matching lines...) Expand all
180 opcode == IrOpcode::kDead || opcode == IrOpcode::kLoop || 180 opcode == IrOpcode::kDead || opcode == IrOpcode::kLoop ||
181 opcode == IrOpcode::kMerge || opcode == IrOpcode::kIfTrue || 181 opcode == IrOpcode::kMerge || opcode == IrOpcode::kIfTrue ||
182 opcode == IrOpcode::kIfFalse; 182 opcode == IrOpcode::kIfFalse;
183 } 183 }
184 184
185 } // namespace compiler 185 } // namespace compiler
186 } // namespace internal 186 } // namespace internal
187 } // namespace v8 187 } // namespace v8
188 188
189 #endif // V8_COMPILER_OPERATOR_PROPERTIES_INL_H_ 189 #endif // V8_COMPILER_OPERATOR_PROPERTIES_INL_H_
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