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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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| 98 } | 98 } |
| 99 | 99 |
| 100 | 100 |
| 101 namespace { | 101 namespace { |
| 102 | 102 |
| 103 typedef v8::base::AtomicWord Record; | 103 typedef v8::base::AtomicWord Record; |
| 104 typedef SamplingCircularQueue<Record, 12> TestSampleQueue; | 104 typedef SamplingCircularQueue<Record, 12> TestSampleQueue; |
| 105 | 105 |
| 106 class ProducerThread: public v8::base::Thread { | 106 class ProducerThread: public v8::base::Thread { |
| 107 public: | 107 public: |
| 108 ProducerThread(TestSampleQueue* scq, | 108 ProducerThread(TestSampleQueue* scq, int records_per_chunk, Record value, |
| 109 int records_per_chunk, | |
| 110 Record value, | |
| 111 v8::base::Semaphore* finished) | 109 v8::base::Semaphore* finished) |
| 112 : Thread("producer"), | 110 : Thread(Options("producer")), |
| 113 scq_(scq), | 111 scq_(scq), |
| 114 records_per_chunk_(records_per_chunk), | 112 records_per_chunk_(records_per_chunk), |
| 115 value_(value), | 113 value_(value), |
| 116 finished_(finished) { } | 114 finished_(finished) {} |
| 117 | 115 |
| 118 virtual void Run() { | 116 virtual void Run() { |
| 119 for (Record i = value_; i < value_ + records_per_chunk_; ++i) { | 117 for (Record i = value_; i < value_ + records_per_chunk_; ++i) { |
| 120 Record* rec = reinterpret_cast<Record*>(scq_->StartEnqueue()); | 118 Record* rec = reinterpret_cast<Record*>(scq_->StartEnqueue()); |
| 121 CHECK_NE(NULL, rec); | 119 CHECK_NE(NULL, rec); |
| 122 *rec = i; | 120 *rec = i; |
| 123 scq_->FinishEnqueue(); | 121 scq_->FinishEnqueue(); |
| 124 } | 122 } |
| 125 | 123 |
| 126 finished_->Signal(); | 124 finished_->Signal(); |
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| 180 Record* rec = reinterpret_cast<Record*>(scq.Peek()); | 178 Record* rec = reinterpret_cast<Record*>(scq.Peek()); |
| 181 CHECK_NE(NULL, rec); | 179 CHECK_NE(NULL, rec); |
| 182 CHECK_EQ(static_cast<int64_t>(i), static_cast<int64_t>(*rec)); | 180 CHECK_EQ(static_cast<int64_t>(i), static_cast<int64_t>(*rec)); |
| 183 CHECK_EQ(rec, reinterpret_cast<Record*>(scq.Peek())); | 181 CHECK_EQ(rec, reinterpret_cast<Record*>(scq.Peek())); |
| 184 scq.Remove(); | 182 scq.Remove(); |
| 185 CHECK_NE(rec, reinterpret_cast<Record*>(scq.Peek())); | 183 CHECK_NE(rec, reinterpret_cast<Record*>(scq.Peek())); |
| 186 } | 184 } |
| 187 | 185 |
| 188 CHECK_EQ(NULL, scq.Peek()); | 186 CHECK_EQ(NULL, scq.Peek()); |
| 189 } | 187 } |
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