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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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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| 88 } | 88 } |
| 89 v8::base::TimeDelta parse_time1, parse_time2; | 89 v8::base::TimeDelta parse_time1, parse_time2; |
| 90 Handle<Script> script = | 90 Handle<Script> script = |
| 91 reinterpret_cast<i::Isolate*>(isolate)->factory()->NewScript( | 91 reinterpret_cast<i::Isolate*>(isolate)->factory()->NewScript( |
| 92 v8::Utils::OpenHandle(*source_handle)); | 92 v8::Utils::OpenHandle(*source_handle)); |
| 93 i::ScriptData* cached_data_impl = NULL; | 93 i::ScriptData* cached_data_impl = NULL; |
| 94 // First round of parsing (produce data to cache). | 94 // First round of parsing (produce data to cache). |
| 95 { | 95 { |
| 96 Zone zone(reinterpret_cast<i::Isolate*>(isolate)->allocator()); | 96 Zone zone(reinterpret_cast<i::Isolate*>(isolate)->allocator()); |
| 97 ParseInfo info(&zone, script); | 97 ParseInfo info(&zone, script); |
| 98 info.set_global(); | |
| 99 info.set_cached_data(&cached_data_impl); | 98 info.set_cached_data(&cached_data_impl); |
| 100 info.set_compile_options(v8::ScriptCompiler::kProduceParserCache); | 99 info.set_compile_options(v8::ScriptCompiler::kProduceParserCache); |
| 101 v8::base::ElapsedTimer timer; | 100 v8::base::ElapsedTimer timer; |
| 102 timer.Start(); | 101 timer.Start(); |
| 103 // Allow lazy parsing; otherwise we won't produce cached data. | 102 // Allow lazy parsing; otherwise we won't produce cached data. |
| 104 info.set_allow_lazy_parsing(); | 103 info.set_allow_lazy_parsing(); |
| 105 bool success = Parser::ParseStatic(&info); | 104 bool success = Parser::ParseStatic(&info); |
| 106 parse_time1 = timer.Elapsed(); | 105 parse_time1 = timer.Elapsed(); |
| 107 if (!success) { | 106 if (!success) { |
| 108 fprintf(stderr, "Parsing failed\n"); | 107 fprintf(stderr, "Parsing failed\n"); |
| 109 return std::make_pair(v8::base::TimeDelta(), v8::base::TimeDelta()); | 108 return std::make_pair(v8::base::TimeDelta(), v8::base::TimeDelta()); |
| 110 } | 109 } |
| 111 } | 110 } |
| 112 // Second round of parsing (consume cached data). | 111 // Second round of parsing (consume cached data). |
| 113 { | 112 { |
| 114 Zone zone(reinterpret_cast<i::Isolate*>(isolate)->allocator()); | 113 Zone zone(reinterpret_cast<i::Isolate*>(isolate)->allocator()); |
| 115 ParseInfo info(&zone, script); | 114 ParseInfo info(&zone, script); |
| 116 info.set_global(); | |
| 117 info.set_cached_data(&cached_data_impl); | 115 info.set_cached_data(&cached_data_impl); |
| 118 info.set_compile_options(v8::ScriptCompiler::kConsumeParserCache); | 116 info.set_compile_options(v8::ScriptCompiler::kConsumeParserCache); |
| 119 v8::base::ElapsedTimer timer; | 117 v8::base::ElapsedTimer timer; |
| 120 timer.Start(); | 118 timer.Start(); |
| 121 // Allow lazy parsing; otherwise cached data won't help. | 119 // Allow lazy parsing; otherwise cached data won't help. |
| 122 info.set_allow_lazy_parsing(); | 120 info.set_allow_lazy_parsing(); |
| 123 bool success = Parser::ParseStatic(&info); | 121 bool success = Parser::ParseStatic(&info); |
| 124 parse_time2 = timer.Elapsed(); | 122 parse_time2 = timer.Elapsed(); |
| 125 if (!success) { | 123 if (!success) { |
| 126 fprintf(stderr, "Parsing failed\n"); | 124 fprintf(stderr, "Parsing failed\n"); |
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| 186 printf("%s(SecondParseRunTime): %.f ms\n", benchmark.c_str(), | 184 printf("%s(SecondParseRunTime): %.f ms\n", benchmark.c_str(), |
| 187 second_parse_total); | 185 second_parse_total); |
| 188 } | 186 } |
| 189 } | 187 } |
| 190 v8::V8::Dispose(); | 188 v8::V8::Dispose(); |
| 191 v8::V8::ShutdownPlatform(); | 189 v8::V8::ShutdownPlatform(); |
| 192 delete platform; | 190 delete platform; |
| 193 delete create_params.array_buffer_allocator; | 191 delete create_params.array_buffer_allocator; |
| 194 return 0; | 192 return 0; |
| 195 } | 193 } |
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