| Line | Source Code | Coverage |
|---|
| 1 | | - |
| 2 | | - |
| 3 | | - |
| 4 | | - |
| 5 | | - |
| 6 | | - |
| 7 | enum { | - |
| 8 | TargetRatio = 100, | - |
| 9 | MedianSize = 7 | - |
| 10 | }; | - |
| 11 | static qint64 getticks() | - |
| 12 | { | - |
| 13 | | - |
| 14 | clockid_t clockId; | - |
| 15 | | - |
| 16 | | - |
| 17 | | - |
| 18 | | - |
| 19 | | - |
| 20 | clockId = 0; | - |
| 21 | | - |
| 22 | | - |
| 23 | | - |
| 24 | static long useThreadCpuTime = -2; | - |
| 25 | if (useThreadCpuTime == -2) { evaluated: useThreadCpuTime == -2| yes Evaluation Count:9 | yes Evaluation Count:152591 |
| 9-152591 |
| 26 | | - |
| 27 | useThreadCpuTime = sysconf(_SC_THREAD_CPUTIME); | - |
| 28 | } executed: }Execution Count:5 | 5 |
| 29 | if (useThreadCpuTime != -1) partially evaluated: useThreadCpuTime != -1| yes Evaluation Count:153076 | no Evaluation Count:0 |
| 0-153076 |
| 30 | clockId = 3; executed: clockId = 3;Execution Count:153560 | 153560 |
| 31 | | - |
| 32 | | - |
| 33 | | - |
| 34 | | - |
| 35 | | - |
| 36 | struct timespec ts; | - |
| 37 | if (clock_gettime(clockId, &ts) == -1) partially evaluated: clock_gettime(clockId, &ts) == -1| no Evaluation Count:0 | yes Evaluation Count:155608 |
| 0-155608 |
| 38 | return 0; never executed: return 0; | 0 |
| 39 | return (ts.tv_sec * 1000000000) + ts.tv_nsec; executed: return (ts.tv_sec * 1000000000) + ts.tv_nsec;Execution Count:154291 | 154291 |
| 40 | | - |
| 41 | | - |
| 42 | | - |
| 43 | | - |
| 44 | | - |
| 45 | | - |
| 46 | | - |
| 47 | } | - |
| 48 | static double elapsed(qint64 after, qint64 before) | - |
| 49 | { | - |
| 50 | return double(after - before); executed: return double(after - before);Execution Count:155490 | 155490 |
| 51 | } | - |
| 52 | | - |
| 53 | namespace QtConcurrent { | - |
| 54 | | - |
| 55 | | - |
| 56 | | - |
| 57 | | - |
| 58 | BlockSizeManager::BlockSizeManager(int iterationCount) | - |
| 59 | : maxBlockSize(iterationCount / (QThreadPool::globalInstance()->maxThreadCount() * 2)), | - |
| 60 | beforeUser(0), afterUser(0), | - |
| 61 | controlPartElapsed(MedianSize), userPartElapsed(MedianSize), | - |
| 62 | m_blockSize(1) | - |
| 63 | { } executed: }Execution Count:25869 | 25869 |
| 64 | | - |
| 65 | | - |
| 66 | void BlockSizeManager::timeBeforeUser() | - |
| 67 | { | - |
| 68 | if (blockSizeMaxed()) evaluated: blockSizeMaxed()| yes Evaluation Count:1013 | yes Evaluation Count:78518 |
| 1013-78518 |
| 69 | return; executed: return;Execution Count:1013 | 1013 |
| 70 | | - |
| 71 | beforeUser = getticks(); | - |
| 72 | controlPartElapsed.addValue(elapsed(beforeUser, afterUser)); | - |
| 73 | } executed: }Execution Count:79027 | 79027 |
| 74 | | - |
| 75 | | - |
| 76 | | - |
| 77 | void BlockSizeManager::timeAfterUser() | - |
| 78 | { | - |
| 79 | if (blockSizeMaxed()) evaluated: blockSizeMaxed()| yes Evaluation Count:1013 | yes Evaluation Count:78767 |
| 1013-78767 |
| 80 | return; executed: return;Execution Count:1013 | 1013 |
| 81 | | - |
| 82 | afterUser = getticks(); | - |
| 83 | userPartElapsed.addValue(elapsed(afterUser, beforeUser)); | - |
| 84 | | - |
| 85 | if (controlPartElapsed.isMedianValid() == false) evaluated: controlPartElapsed.isMedianValid() == false| yes Evaluation Count:68580 | yes Evaluation Count:10218 |
| 10218-68580 |
| 86 | return; executed: return;Execution Count:68474 | 68474 |
| 87 | | - |
| 88 | if (controlPartElapsed.median() * TargetRatio < userPartElapsed.median()) partially evaluated: controlPartElapsed.median() * TargetRatio < userPartElapsed.median()| no Evaluation Count:0 | yes Evaluation Count:10188 |
| 0-10188 |
| 89 | return; | 0 |
| 90 | | - |
| 91 | m_blockSize = qMin(m_blockSize * 2, maxBlockSize); | - |
| 92 | | - |
| 93 | | - |
| 94 | | - |
| 95 | | - |
| 96 | | - |
| 97 | | - |
| 98 | | - |
| 99 | controlPartElapsed.reset(); | - |
| 100 | userPartElapsed.reset(); | - |
| 101 | } executed: }Execution Count:10200 | 10200 |
| 102 | | - |
| 103 | int BlockSizeManager::blockSize() | - |
| 104 | { | - |
| 105 | return m_blockSize; executed: return m_blockSize;Execution Count:104102 | 104102 |
| 106 | } | - |
| 107 | | - |
| 108 | } | - |
| 109 | | - |
| 110 | | - |
| 111 | | - |
| | |