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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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| 11141 isolate->factory()->NewFunctionContext(Context::MIN_CONTEXT_SLOTS, | 11141 isolate->factory()->NewFunctionContext(Context::MIN_CONTEXT_SLOTS, |
| 11142 go_between); | 11142 go_between); |
| 11143 context->set_extension(*local_scope); | 11143 context->set_extension(*local_scope); |
| 11144 // Copy any with contexts present and chain them in front of this context. | 11144 // Copy any with contexts present and chain them in front of this context. |
| 11145 Handle<Context> frame_context(Context::cast(frame->context())); | 11145 Handle<Context> frame_context(Context::cast(frame->context())); |
| 11146 Handle<Context> function_context(frame_context->declaration_context()); | 11146 Handle<Context> function_context(frame_context->declaration_context()); |
| 11147 context = CopyWithContextChain(isolate, go_between, frame_context, context); | 11147 context = CopyWithContextChain(isolate, go_between, frame_context, context); |
| 11148 | 11148 |
| 11149 if (additional_context->IsJSObject()) { | 11149 if (additional_context->IsJSObject()) { |
| 11150 Handle<JSObject> extension = Handle<JSObject>::cast(additional_context); | 11150 Handle<JSObject> extension = Handle<JSObject>::cast(additional_context); |
| 11151 context = isolate->factory()->NewWithContext(go_between, context, extension)
; | 11151 context = |
| 11152 isolate->factory()->NewWithContext(go_between, context, extension); |
| 11152 } | 11153 } |
| 11153 | 11154 |
| 11154 // Wrap the evaluation statement in a new function compiled in the newly | 11155 // Wrap the evaluation statement in a new function compiled in the newly |
| 11155 // created context. The function has one parameter which has to be called | 11156 // created context. The function has one parameter which has to be called |
| 11156 // 'arguments'. This it to have access to what would have been 'arguments' in | 11157 // 'arguments'. This it to have access to what would have been 'arguments' in |
| 11157 // the function being debugged. | 11158 // the function being debugged. |
| 11158 // function(arguments,__source__) {return eval(__source__);} | 11159 // function(arguments,__source__) {return eval(__source__);} |
| 11159 | 11160 |
| 11160 Handle<String> function_source = | 11161 Handle<String> function_source = |
| 11161 isolate->factory()->NewStringFromAscii( | 11162 isolate->factory()->NewStringFromAscii( |
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| 12503 } else { | 12504 } else { |
| 12504 // Handle last resort GC and make sure to allow future allocations | 12505 // Handle last resort GC and make sure to allow future allocations |
| 12505 // to grow the heap without causing GCs (if possible). | 12506 // to grow the heap without causing GCs (if possible). |
| 12506 isolate->counters()->gc_last_resort_from_js()->Increment(); | 12507 isolate->counters()->gc_last_resort_from_js()->Increment(); |
| 12507 isolate->heap()->CollectAllGarbage(false); | 12508 isolate->heap()->CollectAllGarbage(false); |
| 12508 } | 12509 } |
| 12509 } | 12510 } |
| 12510 | 12511 |
| 12511 | 12512 |
| 12512 } } // namespace v8::internal | 12513 } } // namespace v8::internal |
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