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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 #include "src/compiler/operator-properties.h" | 5 #include "src/compiler/operator-properties.h" |
6 | 6 |
7 #include "src/compiler/js-operator.h" | 7 #include "src/compiler/js-operator.h" |
8 #include "src/compiler/linkage.h" | 8 #include "src/compiler/linkage.h" |
9 #include "src/compiler/opcodes.h" | 9 #include "src/compiler/opcodes.h" |
10 | 10 |
11 namespace v8 { | 11 namespace v8 { |
12 namespace internal { | 12 namespace internal { |
13 namespace compiler { | 13 namespace compiler { |
14 | 14 |
15 // static | 15 // static |
16 bool OperatorProperties::HasContextInput(const Operator* op) { | 16 bool OperatorProperties::HasContextInput(const Operator* op) { |
17 IrOpcode::Value opcode = static_cast<IrOpcode::Value>(op->opcode()); | 17 IrOpcode::Value opcode = static_cast<IrOpcode::Value>(op->opcode()); |
18 return IrOpcode::IsJsOpcode(opcode); | 18 return IrOpcode::IsJsOpcode(opcode); |
19 } | 19 } |
20 | 20 |
21 | 21 |
22 // static | 22 // static |
23 int OperatorProperties::GetFrameStateInputCount(const Operator* op) { | 23 int OperatorProperties::GetFrameStateInputCount(const Operator* op) { |
24 switch (op->opcode()) { | 24 switch (op->opcode()) { |
25 case IrOpcode::kFrameState: | 25 case IrOpcode::kFrameState: |
26 return 1; | 26 return 1; |
27 case IrOpcode::kJSCallRuntime: { | 27 case IrOpcode::kJSCallRuntime: { |
28 const CallRuntimeParameters& p = CallRuntimeParametersOf(op); | 28 const CallRuntimeParameters& p = CallRuntimeParametersOf(op); |
29 return Linkage::NeedsFrameState(p.id()); | 29 return Linkage::FrameStateInputCount(p.id()); |
30 } | 30 } |
31 | 31 |
32 // Strict equality cannot lazily deoptimize. | 32 // Strict equality cannot lazily deoptimize. |
33 case IrOpcode::kJSStrictEqual: | 33 case IrOpcode::kJSStrictEqual: |
34 case IrOpcode::kJSStrictNotEqual: | 34 case IrOpcode::kJSStrictNotEqual: |
35 return 0; | 35 return 0; |
36 | 36 |
37 // Calls | 37 // Calls |
38 case IrOpcode::kJSCallFunction: | 38 case IrOpcode::kJSCallFunction: |
39 case IrOpcode::kJSCallConstruct: | 39 case IrOpcode::kJSCallConstruct: |
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122 opcode == IrOpcode::kDead || opcode == IrOpcode::kLoop || | 122 opcode == IrOpcode::kDead || opcode == IrOpcode::kLoop || |
123 opcode == IrOpcode::kMerge || opcode == IrOpcode::kIfTrue || | 123 opcode == IrOpcode::kMerge || opcode == IrOpcode::kIfTrue || |
124 opcode == IrOpcode::kIfFalse || opcode == IrOpcode::kIfSuccess || | 124 opcode == IrOpcode::kIfFalse || opcode == IrOpcode::kIfSuccess || |
125 opcode == IrOpcode::kIfException || opcode == IrOpcode::kIfValue || | 125 opcode == IrOpcode::kIfException || opcode == IrOpcode::kIfValue || |
126 opcode == IrOpcode::kIfDefault; | 126 opcode == IrOpcode::kIfDefault; |
127 } | 127 } |
128 | 128 |
129 } // namespace compiler | 129 } // namespace compiler |
130 } // namespace internal | 130 } // namespace internal |
131 } // namespace v8 | 131 } // namespace v8 |
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