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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 34 namespace v8 { | 34 namespace v8 { |
| 35 namespace internal { | 35 namespace internal { |
| 36 | 36 |
| 37 // ---------------------------------------------------------------------------- | 37 // ---------------------------------------------------------------------------- |
| 38 // Implementation Variable. | 38 // Implementation Variable. |
| 39 | 39 |
| 40 const char* Variable::Mode2String(VariableMode mode) { | 40 const char* Variable::Mode2String(VariableMode mode) { |
| 41 switch (mode) { | 41 switch (mode) { |
| 42 case VAR: return "VAR"; | 42 case VAR: return "VAR"; |
| 43 case CONST: return "CONST"; | 43 case CONST: return "CONST"; |
| 44 case CONST_HARMONY: return "CONST"; |
| 44 case LET: return "LET"; | 45 case LET: return "LET"; |
| 45 case DYNAMIC: return "DYNAMIC"; | 46 case DYNAMIC: return "DYNAMIC"; |
| 46 case DYNAMIC_GLOBAL: return "DYNAMIC_GLOBAL"; | 47 case DYNAMIC_GLOBAL: return "DYNAMIC_GLOBAL"; |
| 47 case DYNAMIC_LOCAL: return "DYNAMIC_LOCAL"; | 48 case DYNAMIC_LOCAL: return "DYNAMIC_LOCAL"; |
| 48 case INTERNAL: return "INTERNAL"; | 49 case INTERNAL: return "INTERNAL"; |
| 49 case TEMPORARY: return "TEMPORARY"; | 50 case TEMPORARY: return "TEMPORARY"; |
| 50 } | 51 } |
| 51 UNREACHABLE(); | 52 UNREACHABLE(); |
| 52 return NULL; | 53 return NULL; |
| 53 } | 54 } |
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| 73 } | 74 } |
| 74 | 75 |
| 75 | 76 |
| 76 bool Variable::is_global() const { | 77 bool Variable::is_global() const { |
| 77 // Temporaries are never global, they must always be allocated in the | 78 // Temporaries are never global, they must always be allocated in the |
| 78 // activation frame. | 79 // activation frame. |
| 79 return mode_ != TEMPORARY && scope_ != NULL && scope_->is_global_scope(); | 80 return mode_ != TEMPORARY && scope_ != NULL && scope_->is_global_scope(); |
| 80 } | 81 } |
| 81 | 82 |
| 82 } } // namespace v8::internal | 83 } } // namespace v8::internal |
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