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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 #include "src/crankshaft/hydrogen.h" | 5 #include "src/crankshaft/hydrogen.h" | 
| 6 | 6 | 
| 7 #include <memory> | 7 #include <memory> | 
| 8 #include <sstream> | 8 #include <sstream> | 
| 9 | 9 | 
| 10 #include "src/allocation-site-scopes.h" | 10 #include "src/allocation-site-scopes.h" | 
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| 11826 } | 11826 } | 
| 11827 | 11827 | 
| 11828 | 11828 | 
| 11829 void HOptimizedGraphBuilder::VisitVariableDeclaration( | 11829 void HOptimizedGraphBuilder::VisitVariableDeclaration( | 
| 11830     VariableDeclaration* declaration) { | 11830     VariableDeclaration* declaration) { | 
| 11831   VariableProxy* proxy = declaration->proxy(); | 11831   VariableProxy* proxy = declaration->proxy(); | 
| 11832   Variable* variable = proxy->var(); | 11832   Variable* variable = proxy->var(); | 
| 11833   switch (variable->location()) { | 11833   switch (variable->location()) { | 
| 11834     case VariableLocation::UNALLOCATED: { | 11834     case VariableLocation::UNALLOCATED: { | 
| 11835       DCHECK(!variable->binding_needs_init()); | 11835       DCHECK(!variable->binding_needs_init()); | 
|  | 11836       globals_.Add(variable->name(), zone()); | 
| 11836       FeedbackVectorSlot slot = proxy->VariableFeedbackSlot(); | 11837       FeedbackVectorSlot slot = proxy->VariableFeedbackSlot(); | 
| 11837       DCHECK(!slot.IsInvalid()); | 11838       DCHECK(!slot.IsInvalid()); | 
| 11838       globals_.Add(handle(Smi::FromInt(slot.ToInt()), isolate()), zone()); | 11839       globals_.Add(handle(Smi::FromInt(slot.ToInt()), isolate()), zone()); | 
| 11839       globals_.Add(isolate()->factory()->undefined_value(), zone()); | 11840       globals_.Add(isolate()->factory()->undefined_value(), zone()); | 
| 11840       return; | 11841       return; | 
| 11841     } | 11842     } | 
| 11842     case VariableLocation::PARAMETER: | 11843     case VariableLocation::PARAMETER: | 
| 11843     case VariableLocation::LOCAL: | 11844     case VariableLocation::LOCAL: | 
| 11844       if (variable->binding_needs_init()) { | 11845       if (variable->binding_needs_init()) { | 
| 11845         HValue* value = graph()->GetConstantHole(); | 11846         HValue* value = graph()->GetConstantHole(); | 
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| 11864   } | 11865   } | 
| 11865 } | 11866 } | 
| 11866 | 11867 | 
| 11867 | 11868 | 
| 11868 void HOptimizedGraphBuilder::VisitFunctionDeclaration( | 11869 void HOptimizedGraphBuilder::VisitFunctionDeclaration( | 
| 11869     FunctionDeclaration* declaration) { | 11870     FunctionDeclaration* declaration) { | 
| 11870   VariableProxy* proxy = declaration->proxy(); | 11871   VariableProxy* proxy = declaration->proxy(); | 
| 11871   Variable* variable = proxy->var(); | 11872   Variable* variable = proxy->var(); | 
| 11872   switch (variable->location()) { | 11873   switch (variable->location()) { | 
| 11873     case VariableLocation::UNALLOCATED: { | 11874     case VariableLocation::UNALLOCATED: { | 
|  | 11875       globals_.Add(variable->name(), zone()); | 
| 11874       FeedbackVectorSlot slot = proxy->VariableFeedbackSlot(); | 11876       FeedbackVectorSlot slot = proxy->VariableFeedbackSlot(); | 
| 11875       DCHECK(!slot.IsInvalid()); | 11877       DCHECK(!slot.IsInvalid()); | 
| 11876       globals_.Add(handle(Smi::FromInt(slot.ToInt()), isolate()), zone()); | 11878       globals_.Add(handle(Smi::FromInt(slot.ToInt()), isolate()), zone()); | 
| 11877       Handle<SharedFunctionInfo> function = Compiler::GetSharedFunctionInfo( | 11879       Handle<SharedFunctionInfo> function = Compiler::GetSharedFunctionInfo( | 
| 11878           declaration->fun(), current_info()->script(), top_info()); | 11880           declaration->fun(), current_info()->script(), top_info()); | 
| 11879       // Check for stack-overflow exception. | 11881       // Check for stack-overflow exception. | 
| 11880       if (function.is_null()) return SetStackOverflow(); | 11882       if (function.is_null()) return SetStackOverflow(); | 
| 11881       globals_.Add(function, zone()); | 11883       globals_.Add(function, zone()); | 
| 11882       return; | 11884       return; | 
| 11883     } | 11885     } | 
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| 13023     isolate()->GetHTracer()->TraceHydrogen(name(), graph_); | 13025     isolate()->GetHTracer()->TraceHydrogen(name(), graph_); | 
| 13024   } | 13026   } | 
| 13025 | 13027 | 
| 13026 #ifdef DEBUG | 13028 #ifdef DEBUG | 
| 13027   graph_->Verify(false);  // No full verify. | 13029   graph_->Verify(false);  // No full verify. | 
| 13028 #endif | 13030 #endif | 
| 13029 } | 13031 } | 
| 13030 | 13032 | 
| 13031 }  // namespace internal | 13033 }  // namespace internal | 
| 13032 }  // namespace v8 | 13034 }  // namespace v8 | 
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