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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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558 set_allow_modules(!info->is_native() && FLAG_harmony_modules); | 558 set_allow_modules(!info->is_native() && FLAG_harmony_modules); |
559 set_allow_natives_syntax(FLAG_allow_natives_syntax || info->is_native()); | 559 set_allow_natives_syntax(FLAG_allow_natives_syntax || info->is_native()); |
560 set_allow_lazy(false); // Must be explicitly enabled. | 560 set_allow_lazy(false); // Must be explicitly enabled. |
561 set_allow_generators(FLAG_harmony_generators); | 561 set_allow_generators(FLAG_harmony_generators); |
562 set_allow_for_of(FLAG_harmony_iteration); | 562 set_allow_for_of(FLAG_harmony_iteration); |
563 set_allow_harmony_numeric_literals(FLAG_harmony_numeric_literals); | 563 set_allow_harmony_numeric_literals(FLAG_harmony_numeric_literals); |
564 } | 564 } |
565 | 565 |
566 | 566 |
567 FunctionLiteral* Parser::ParseProgram() { | 567 FunctionLiteral* Parser::ParseProgram() { |
568 HistogramTimerScope timer_scope(isolate()->counters()->parse()); | 568 // TODO(bmeurer): We temporarily need to pass allow_nesting = true here, |
| 569 // see comment for HistogramTimerScope class. |
| 570 HistogramTimerScope timer_scope(isolate()->counters()->parse(), true); |
569 Handle<String> source(String::cast(script_->source())); | 571 Handle<String> source(String::cast(script_->source())); |
570 isolate()->counters()->total_parse_size()->Increment(source->length()); | 572 isolate()->counters()->total_parse_size()->Increment(source->length()); |
571 ElapsedTimer timer; | 573 ElapsedTimer timer; |
572 if (FLAG_trace_parse) { | 574 if (FLAG_trace_parse) { |
573 timer.Start(); | 575 timer.Start(); |
574 } | 576 } |
575 fni_ = new(zone()) FuncNameInferrer(isolate(), zone()); | 577 fni_ = new(zone()) FuncNameInferrer(isolate(), zone()); |
576 | 578 |
577 // Initialize parser state. | 579 // Initialize parser state. |
578 source->TryFlatten(); | 580 source->TryFlatten(); |
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5848 ASSERT(info()->isolate()->has_pending_exception()); | 5850 ASSERT(info()->isolate()->has_pending_exception()); |
5849 } else { | 5851 } else { |
5850 result = ParseProgram(); | 5852 result = ParseProgram(); |
5851 } | 5853 } |
5852 } | 5854 } |
5853 info()->SetFunction(result); | 5855 info()->SetFunction(result); |
5854 return (result != NULL); | 5856 return (result != NULL); |
5855 } | 5857 } |
5856 | 5858 |
5857 } } // namespace v8::internal | 5859 } } // namespace v8::internal |
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