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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/ast.h" | 7 #include "src/ast.h" |
8 #include "src/scopes.h" | 8 #include "src/scopes.h" |
9 #include "src/variables.h" | 9 #include "src/variables.h" |
10 | 10 |
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44 index_(-1), | 44 index_(-1), |
45 initializer_position_(RelocInfo::kNoPosition), | 45 initializer_position_(RelocInfo::kNoPosition), |
46 local_if_not_shadowed_(NULL), | 46 local_if_not_shadowed_(NULL), |
47 is_valid_ref_(is_valid_ref), | 47 is_valid_ref_(is_valid_ref), |
48 force_context_allocation_(false), | 48 force_context_allocation_(false), |
49 is_used_(false), | 49 is_used_(false), |
50 initialization_flag_(initialization_flag), | 50 initialization_flag_(initialization_flag), |
51 maybe_assigned_(maybe_assigned_flag), | 51 maybe_assigned_(maybe_assigned_flag), |
52 interface_(interface) { | 52 interface_(interface) { |
53 // Var declared variables never need initialization. | 53 // Var declared variables never need initialization. |
54 ASSERT(!(mode == VAR && initialization_flag == kNeedsInitialization)); | 54 DCHECK(!(mode == VAR && initialization_flag == kNeedsInitialization)); |
55 } | 55 } |
56 | 56 |
57 | 57 |
58 bool Variable::IsGlobalObjectProperty() const { | 58 bool Variable::IsGlobalObjectProperty() const { |
59 // Temporaries are never global, they must always be allocated in the | 59 // Temporaries are never global, they must always be allocated in the |
60 // activation frame. | 60 // activation frame. |
61 return (IsDynamicVariableMode(mode_) || | 61 return (IsDynamicVariableMode(mode_) || |
62 (IsDeclaredVariableMode(mode_) && !IsLexicalVariableMode(mode_))) | 62 (IsDeclaredVariableMode(mode_) && !IsLexicalVariableMode(mode_))) |
63 && scope_ != NULL && scope_->is_global_scope(); | 63 && scope_ != NULL && scope_->is_global_scope(); |
64 } | 64 } |
65 | 65 |
66 | 66 |
67 int Variable::CompareIndex(Variable* const* v, Variable* const* w) { | 67 int Variable::CompareIndex(Variable* const* v, Variable* const* w) { |
68 int x = (*v)->index(); | 68 int x = (*v)->index(); |
69 int y = (*w)->index(); | 69 int y = (*w)->index(); |
70 // Consider sorting them according to type as well? | 70 // Consider sorting them according to type as well? |
71 return x - y; | 71 return x - y; |
72 } | 72 } |
73 | 73 |
74 } } // namespace v8::internal | 74 } } // namespace v8::internal |
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