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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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5711 if (has_pending_exception) return Failure::Exception(); | 5711 if (has_pending_exception) return Failure::Exception(); |
5712 return *result; | 5712 return *result; |
5713 } | 5713 } |
5714 | 5714 |
5715 | 5715 |
5716 // Helper function used by Runtime_DebugGetLoadedScripts below. | 5716 // Helper function used by Runtime_DebugGetLoadedScripts below. |
5717 static int DebugGetLoadedScripts(FixedArray* instances, int instances_size) { | 5717 static int DebugGetLoadedScripts(FixedArray* instances, int instances_size) { |
5718 NoHandleAllocation ha; | 5718 NoHandleAllocation ha; |
5719 AssertNoAllocation no_alloc; | 5719 AssertNoAllocation no_alloc; |
5720 | 5720 |
5721 // Get hold of the current empty script. | |
5722 Context* context = Top::context()->global_context(); | |
5723 Script* empty = context->empty_script(); | |
5724 | |
5725 // Scan heap for Script objects. | 5721 // Scan heap for Script objects. |
5726 int count = 0; | 5722 int count = 0; |
5727 HeapIterator iterator; | 5723 HeapIterator iterator; |
5728 while (iterator.has_next()) { | 5724 while (iterator.has_next()) { |
5729 HeapObject* obj = iterator.next(); | 5725 HeapObject* obj = iterator.next(); |
5730 ASSERT(obj != NULL); | 5726 ASSERT(obj != NULL); |
5731 if (obj->IsScript() && obj != empty) { | 5727 if (obj->IsScript()) { |
5732 if (instances != NULL && count < instances_size) { | 5728 if (instances != NULL && count < instances_size) { |
5733 instances->set(count, obj); | 5729 instances->set(count, obj); |
5734 } | 5730 } |
5735 count++; | 5731 count++; |
5736 } | 5732 } |
5737 } | 5733 } |
5738 | 5734 |
5739 return count; | 5735 return count; |
5740 } | 5736 } |
5741 | 5737 |
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6136 } else { | 6132 } else { |
6137 // Handle last resort GC and make sure to allow future allocations | 6133 // Handle last resort GC and make sure to allow future allocations |
6138 // to grow the heap without causing GCs (if possible). | 6134 // to grow the heap without causing GCs (if possible). |
6139 Counters::gc_last_resort_from_js.Increment(); | 6135 Counters::gc_last_resort_from_js.Increment(); |
6140 Heap::CollectAllGarbage(); | 6136 Heap::CollectAllGarbage(); |
6141 } | 6137 } |
6142 } | 6138 } |
6143 | 6139 |
6144 | 6140 |
6145 } } // namespace v8::internal | 6141 } } // namespace v8::internal |
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