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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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2533 array->set_length(Smi::FromInt(elements_count)); | 2533 array->set_length(Smi::FromInt(elements_count)); |
2534 // Write in-object properties after the length of the array. | 2534 // Write in-object properties after the length of the array. |
2535 array->InObjectPropertyAtPut(JSRegExpResult::kIndexIndex, args[1]); | 2535 array->InObjectPropertyAtPut(JSRegExpResult::kIndexIndex, args[1]); |
2536 array->InObjectPropertyAtPut(JSRegExpResult::kInputIndex, args[2]); | 2536 array->InObjectPropertyAtPut(JSRegExpResult::kInputIndex, args[2]); |
2537 return array; | 2537 return array; |
2538 } | 2538 } |
2539 | 2539 |
2540 | 2540 |
2541 RUNTIME_FUNCTION(MaybeObject*, Runtime_RegExpInitializeObject) { | 2541 RUNTIME_FUNCTION(MaybeObject*, Runtime_RegExpInitializeObject) { |
2542 HandleScope scope(isolate); | 2542 HandleScope scope(isolate); |
2543 DisallowHeapAllocation no_allocation; | |
2544 ASSERT(args.length() == 5); | 2543 ASSERT(args.length() == 5); |
2545 CONVERT_ARG_HANDLE_CHECKED(JSRegExp, regexp, 0); | 2544 CONVERT_ARG_HANDLE_CHECKED(JSRegExp, regexp, 0); |
2546 CONVERT_ARG_HANDLE_CHECKED(String, source, 1); | 2545 CONVERT_ARG_HANDLE_CHECKED(String, source, 1); |
2547 // If source is the empty string we set it to "(?:)" instead as | 2546 // If source is the empty string we set it to "(?:)" instead as |
2548 // suggested by ECMA-262, 5th, section 15.10.4.1. | 2547 // suggested by ECMA-262, 5th, section 15.10.4.1. |
2549 if (source->length() == 0) source = isolate->factory()->query_colon_string(); | 2548 if (source->length() == 0) source = isolate->factory()->query_colon_string(); |
2550 | 2549 |
2551 CONVERT_ARG_HANDLE_CHECKED(Object, global, 2); | 2550 CONVERT_ARG_HANDLE_CHECKED(Object, global, 2); |
2552 if (!global->IsTrue()) global = isolate->factory()->false_value(); | 2551 if (!global->IsTrue()) global = isolate->factory()->false_value(); |
2553 | 2552 |
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14989 // Handle last resort GC and make sure to allow future allocations | 14988 // Handle last resort GC and make sure to allow future allocations |
14990 // to grow the heap without causing GCs (if possible). | 14989 // to grow the heap without causing GCs (if possible). |
14991 isolate->counters()->gc_last_resort_from_js()->Increment(); | 14990 isolate->counters()->gc_last_resort_from_js()->Increment(); |
14992 isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags, | 14991 isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags, |
14993 "Runtime::PerformGC"); | 14992 "Runtime::PerformGC"); |
14994 } | 14993 } |
14995 } | 14994 } |
14996 | 14995 |
14997 | 14996 |
14998 } } // namespace v8::internal | 14997 } } // namespace v8::internal |
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