OLD | NEW |
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/code-factory.h" | 5 #include "src/code-factory.h" |
6 #include "src/code-stubs.h" | 6 #include "src/code-stubs.h" |
7 #include "src/compiler/common-operator.h" | 7 #include "src/compiler/common-operator.h" |
8 #include "src/compiler/js-generic-lowering.h" | 8 #include "src/compiler/js-generic-lowering.h" |
9 #include "src/compiler/machine-operator.h" | 9 #include "src/compiler/machine-operator.h" |
10 #include "src/compiler/node-matchers.h" | 10 #include "src/compiler/node-matchers.h" |
(...skipping 108 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
119 CallDescriptor::Flags result = CallDescriptor::kNoFlags; | 119 CallDescriptor::Flags result = CallDescriptor::kNoFlags; |
120 if (OperatorProperties::HasFrameStateInput(node->op())) { | 120 if (OperatorProperties::HasFrameStateInput(node->op())) { |
121 result |= CallDescriptor::kNeedsFrameState; | 121 result |= CallDescriptor::kNeedsFrameState; |
122 } | 122 } |
123 return result; | 123 return result; |
124 } | 124 } |
125 | 125 |
126 | 126 |
127 void JSGenericLowering::ReplaceWithCompareIC(Node* node, Token::Value token) { | 127 void JSGenericLowering::ReplaceWithCompareIC(Node* node, Token::Value token) { |
128 Callable callable = CodeFactory::CompareIC(isolate(), token); | 128 Callable callable = CodeFactory::CompareIC(isolate(), token); |
129 bool has_frame_state = OperatorProperties::HasFrameStateInput(node->op()); | |
130 CallDescriptor* desc_compare = Linkage::GetStubCallDescriptor( | 129 CallDescriptor* desc_compare = Linkage::GetStubCallDescriptor( |
131 isolate(), zone(), callable.descriptor(), 0, | 130 isolate(), zone(), callable.descriptor(), 0, |
132 CallDescriptor::kPatchableCallSiteWithNop | FlagsForNode(node)); | 131 CallDescriptor::kPatchableCallSiteWithNop | FlagsForNode(node)); |
133 | 132 |
134 // Create a new call node asking a CompareIC for help. | 133 // Create a new call node asking a CompareIC for help. |
135 NodeVector inputs(zone()); | 134 NodeVector inputs(zone()); |
136 inputs.reserve(node->InputCount() + 1); | 135 inputs.reserve(node->InputCount() + 1); |
137 inputs.push_back(jsgraph()->HeapConstant(callable.code())); | 136 inputs.push_back(jsgraph()->HeapConstant(callable.code())); |
138 inputs.push_back(NodeProperties::GetValueInput(node, 0)); | 137 inputs.push_back(NodeProperties::GetValueInput(node, 0)); |
139 inputs.push_back(NodeProperties::GetValueInput(node, 1)); | 138 inputs.push_back(NodeProperties::GetValueInput(node, 1)); |
140 inputs.push_back(NodeProperties::GetContextInput(node)); | 139 inputs.push_back(NodeProperties::GetContextInput(node)); |
141 if (node->op()->HasProperty(Operator::kPure)) { | 140 if (node->op()->HasProperty(Operator::kPure)) { |
142 // A pure (strict) comparison doesn't have an effect, control or frame | 141 // A pure (strict) comparison doesn't have an effect, control or frame |
143 // state. But for the graph, we need to add control and effect inputs. | 142 // state. But for the graph, we need to add control and effect inputs. |
144 DCHECK(!has_frame_state); | 143 DCHECK(!OperatorProperties::HasFrameStateInput(node->op())); |
145 inputs.push_back(graph()->start()); | 144 inputs.push_back(graph()->start()); |
146 inputs.push_back(graph()->start()); | 145 inputs.push_back(graph()->start()); |
147 } else { | 146 } else { |
148 DCHECK(has_frame_state == FLAG_turbo_deoptimization); | 147 DCHECK(OperatorProperties::HasFrameStateInput(node->op()) == |
| 148 FLAG_turbo_deoptimization); |
149 if (FLAG_turbo_deoptimization) { | 149 if (FLAG_turbo_deoptimization) { |
150 inputs.push_back(NodeProperties::GetFrameStateInput(node)); | 150 inputs.push_back(NodeProperties::GetFrameStateInput(node)); |
151 } | 151 } |
152 inputs.push_back(NodeProperties::GetEffectInput(node)); | 152 inputs.push_back(NodeProperties::GetEffectInput(node)); |
153 inputs.push_back(NodeProperties::GetControlInput(node)); | 153 inputs.push_back(NodeProperties::GetControlInput(node)); |
154 } | 154 } |
155 Node* compare = | 155 Node* compare = |
156 graph()->NewNode(common()->Call(desc_compare), | 156 graph()->NewNode(common()->Call(desc_compare), |
157 static_cast<int>(inputs.size()), &inputs.front()); | 157 static_cast<int>(inputs.size()), &inputs.front()); |
158 NodeProperties::SetBounds( | 158 NodeProperties::SetBounds( |
(...skipping 323 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
482 | 482 |
483 | 483 |
484 void JSGenericLowering::LowerJSCallRuntime(Node* node) { | 484 void JSGenericLowering::LowerJSCallRuntime(Node* node) { |
485 const CallRuntimeParameters& p = CallRuntimeParametersOf(node->op()); | 485 const CallRuntimeParameters& p = CallRuntimeParametersOf(node->op()); |
486 ReplaceWithRuntimeCall(node, p.id(), static_cast<int>(p.arity())); | 486 ReplaceWithRuntimeCall(node, p.id(), static_cast<int>(p.arity())); |
487 } | 487 } |
488 | 488 |
489 } // namespace compiler | 489 } // namespace compiler |
490 } // namespace internal | 490 } // namespace internal |
491 } // namespace v8 | 491 } // namespace v8 |
OLD | NEW |