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Improve Dictionary.Keys.contains(_:) #16310

Merged
merged 3 commits into from
May 8, 2018
Merged

Improve Dictionary.Keys.contains(_:) #16310

merged 3 commits into from
May 8, 2018

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koher
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@koher koher commented May 2, 2018

Dictionary.Keys.contains(_:) takes O(1) for native dictionaries. However it takes O(n) when dictionaries wrap a NSDictionary. This PR makes it to take just O(1) even when wrapping a NSDictionary.

Benchmark results

Before

  # TEST                      SAMPLES MIN(μs) MAX(μs) MEAN(μs) SD(μs) MEDIAN(μs) MAX_RSS(B)
  1 DictionaryKeysContainsCocoa       1 1442133 1442133  1442133      0    1442133  314028032
  1 DictionaryKeysContainsNative       1      29      29       29      0         29   57896960

After

  # TEST                      SAMPLES MIN(μs) MAX(μs) MEAN(μs) SD(μs) MEDIAN(μs) MAX_RSS(B)
  1 DictionaryKeysContainsCocoa       1      36      36       36      0         36  314073088
  1 DictionaryKeysContainsNative       1      30      30       30      0         30   57925632

lorentey
lorentey approved these changes May 4, 2018
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Very nice!

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lorentey commented May 4, 2018

@swift-ci please test

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lorentey commented May 4, 2018

@swift-ci please benchmark

xwu
xwu reviewed May 4, 2018
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benchmark/single-source/DictionaryKeysContains.swift Outdated
@@ -0,0 +1,70 @@
//===--- DictionaryKeysContains.swift -------------------------------------------===//
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Nit: Please fix the header so that it's 80-characters wide; below, please consistently use two-space indents and wrap to 80-characters.

Anyway, this is awesome!

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swift-ci commented May 5, 2018

Build comment file:

Optimized (O)

Regression (10)
TEST OLD NEW DELTA SPEEDUP
ObjectiveCBridgeStubFromNSDate 6085 7051 +15.9% 0.86x (?)
RemoveWhereFilterString 213 245 +15.0% 0.87x
SubstringEquatable 1398 1555 +11.2% 0.90x
SuffixCountableRange 11 12 +9.1% 0.92x
EqualStringSubstring 56 61 +8.9% 0.92x
SubstringComparable 26 28 +7.7% 0.93x
PopFrontArrayGeneric 1833 1972 +7.6% 0.93x (?)
EqualSubstringString 65 69 +6.2% 0.94x
ArrayAppendAscii 3960 4185 +5.7% 0.95x
SubstringFromLongStringGeneric 75 79 +5.3% 0.95x
Improvement (7)
TEST OLD NEW DELTA SPEEDUP
DropLastCountableRangeLazy 12 11 -8.3% 1.09x
DataReplaceMediumBuffer 15987 14702 -8.0% 1.09x (?)
MapReduce 399 371 -7.0% 1.08x
MapReduceAnyCollection 429 400 -6.8% 1.07x (?)
NopDeinit 32325 30153 -6.7% 1.07x
DataReplaceMedium 11951 11268 -5.7% 1.06x (?)
MapReduceLazyCollectionShort 36 34 -5.6% 1.06x
No Changes (410)
TEST OLD NEW DELTA SPEEDUP
AngryPhonebook 3718 3741 +0.6% 0.99x (?)
AnyHashableWithAClass 85098 85590 +0.6% 0.99x (?)
Array2D 2817 2855 +1.3% 0.99x (?)
ArrayAppend 1106 1108 +0.2% 1.00x (?)
ArrayAppendArrayOfInt 797 794 -0.4% 1.00x (?)
ArrayAppendAsciiSubstring 153881 157681 +2.5% 0.98x (?)
ArrayAppendFromGeneric 785 787 +0.3% 1.00x (?)
ArrayAppendGenericStructs 1419 1418 -0.1% 1.00x (?)
ArrayAppendLatin1 39904 40088 +0.5% 1.00x (?)
ArrayAppendLatin1Substring 283236 290751 +2.7% 0.97x (?)
ArrayAppendLazyMap 1335 1341 +0.4% 1.00x (?)
ArrayAppendOptionals 1425 1418 -0.5% 1.00x (?)
ArrayAppendRepeatCol 1341 1335 -0.4% 1.00x (?)
ArrayAppendReserved 841 840 -0.1% 1.00x (?)
ArrayAppendSequence 1118 1119 +0.1% 1.00x (?)
ArrayAppendStrings 6215 6211 -0.1% 1.00x (?)
ArrayAppendToFromGeneric 798 791 -0.9% 1.01x (?)
ArrayAppendToGeneric 794 798 +0.5% 0.99x (?)
ArrayAppendUTF16 39480 39892 +1.0% 0.99x (?)
ArrayAppendUTF16Substring 284810 292558 +2.7% 0.97x (?)
ArrayInClass 85 85 +0.0% 1.00x
ArrayLiteral 0 0 +0.0% 1.00x
ArrayOfGenericPOD2 149 149 +0.0% 1.00x
ArrayOfGenericRef 4392 4374 -0.4% 1.00x (?)
ArrayOfPOD 184 183 -0.5% 1.01x (?)
ArrayOfRef 4360 4360 +0.0% 1.00x
ArrayPlusEqualArrayOfInt 796 796 +0.0% 1.00x
ArrayPlusEqualFiveElementCollection 5498 5570 +1.3% 0.99x (?)
ArrayPlusEqualSingleElementCollection 1108 1108 +0.0% 1.00x
ArrayPlusEqualThreeElements 1651 1646 -0.3% 1.00x (?)
ArraySubscript 1515 1524 +0.6% 0.99x (?)
ArrayValueProp 8 8 +0.0% 1.00x
ArrayValueProp2 8 8 +0.0% 1.00x
ArrayValueProp3 8 8 +0.0% 1.00x
ArrayValueProp4 8 8 +0.0% 1.00x
BinaryFloatingPointPropertiesBinade 31 31 +0.0% 1.00x
BinaryFloatingPointPropertiesNextUp 28 28 +0.0% 1.00x
BinaryFloatingPointPropertiesUlp 37 37 +0.0% 1.00x
BitCount 211 211 +0.0% 1.00x
ByteSwap 103 103 +0.0% 1.00x
COWTree 5375 5388 +0.2% 1.00x (?)
CSVParsing 724375 723892 -0.1% 1.00x (?)
CSVParsingAlt 787948 789439 +0.2% 1.00x (?)
CSVParsingAltIndices 343718 340596 -0.9% 1.01x (?)
CStringLongAscii 4643 4644 +0.0% 1.00x (?)
CStringLongNonAscii 2164 2166 +0.1% 1.00x (?)
CStringShortAscii 3182 3186 +0.1% 1.00x (?)
Calculator 1129 1150 +1.9% 0.98x
CaptureProp 4100 4104 +0.1% 1.00x (?)
ChainedFilterMap 1408 1408 +0.0% 1.00x
CharIndexing_ascii_unicodeScalars 16084 16267 +1.1% 0.99x
CharIndexing_ascii_unicodeScalars_Backwards 16288 16528 +1.5% 0.99x
CharIndexing_chinese_unicodeScalars 12184 12326 +1.2% 0.99x
CharIndexing_chinese_unicodeScalars_Backwards 12335 12512 +1.4% 0.99x
CharIndexing_japanese_unicodeScalars 19237 19486 +1.3% 0.99x
CharIndexing_japanese_unicodeScalars_Backwards 19497 19790 +1.5% 0.99x
CharIndexing_korean_unicodeScalars 15589 15768 +1.1% 0.99x (?)
CharIndexing_korean_unicodeScalars_Backwards 15654 16036 +2.4% 0.98x
CharIndexing_punctuatedJapanese_unicodeScalars 2913 2960 +1.6% 0.98x
CharIndexing_punctuatedJapanese_unicodeScalars_Backwards 2951 2975 +0.8% 0.99x (?)
CharIndexing_punctuated_unicodeScalars 3651 3702 +1.4% 0.99x
CharIndexing_punctuated_unicodeScalars_Backwards 3694 3733 +1.1% 0.99x
CharIndexing_russian_unicodeScalars 13403 13543 +1.0% 0.99x (?)
CharIndexing_russian_unicodeScalars_Backwards 13603 13780 +1.3% 0.99x
CharIndexing_tweet_unicodeScalars 31677 32070 +1.2% 0.99x
CharIndexing_tweet_unicodeScalars_Backwards 32272 32443 +0.5% 0.99x (?)
CharIndexing_utf16_unicodeScalars 22880 22910 +0.1% 1.00x (?)
CharIndexing_utf16_unicodeScalars_Backwards 23373 23455 +0.4% 1.00x (?)
CharIteration_ascii_unicodeScalars 20443 20587 +0.7% 0.99x (?)
CharIteration_ascii_unicodeScalars_Backwards 15143 15362 +1.4% 0.99x
CharIteration_chinese_unicodeScalars 15456 15554 +0.6% 0.99x
CharIteration_chinese_unicodeScalars_Backwards 11468 11626 +1.4% 0.99x (?)
CharIteration_japanese_unicodeScalars 24439 24646 +0.8% 0.99x
CharIteration_japanese_unicodeScalars_Backwards 18121 18396 +1.5% 0.99x
CharIteration_korean_unicodeScalars 19832 19950 +0.6% 0.99x (?)
CharIteration_korean_unicodeScalars_Backwards 14684 14898 +1.5% 0.99x
CharIteration_punctuatedJapanese_unicodeScalars 3669 3679 +0.3% 1.00x (?)
CharIteration_punctuatedJapanese_unicodeScalars_Backwards 2748 2781 +1.2% 0.99x (?)
CharIteration_punctuated_unicodeScalars 4591 4622 +0.7% 0.99x
CharIteration_punctuated_unicodeScalars_Backwards 3436 3478 +1.2% 0.99x
CharIteration_russian_unicodeScalars 17009 17138 +0.8% 0.99x (?)
CharIteration_russian_unicodeScalars_Backwards 12621 12793 +1.4% 0.99x
CharIteration_tweet_unicodeScalars 39989 40056 +0.2% 1.00x (?)
CharIteration_tweet_unicodeScalars_Backwards 29962 30428 +1.6% 0.98x
CharIteration_utf16_unicodeScalars 27575 27543 -0.1% 1.00x (?)
CharIteration_utf16_unicodeScalars_Backwards 18786 18860 +0.4% 1.00x (?)
CharacterLiteralsLarge 5802 5801 -0.0% 1.00x (?)
CharacterLiteralsSmall 220 220 +0.0% 1.00x
CharacterPropertiesFetch 4531 4532 +0.0% 1.00x (?)
CharacterPropertiesPrecomputed 1127 1123 -0.4% 1.00x (?)
CharacterPropertiesStashed 1497 1484 -0.9% 1.01x (?)
CharacterPropertiesStashedMemo 1591 1578 -0.8% 1.01x (?)
Chars 1214 1216 +0.2% 1.00x (?)
ClassArrayGetter 15 15 +0.0% 1.00x
Combos 497 497 +0.0% 1.00x
DataAccessBytes 1219 1218 -0.1% 1.00x (?)
DataAppendArray 6070 6294 +3.7% 0.96x (?)
DataAppendBytes 6004 5985 -0.3% 1.00x (?)
DataAppendDataLargeToLarge 69108 69230 +0.2% 1.00x (?)
DataAppendDataLargeToMedium 36487 36882 +1.1% 0.99x (?)
DataAppendDataLargeToSmall 35294 35666 +1.1% 0.99x (?)
DataAppendDataMediumToLarge 39012 39127 +0.3% 1.00x (?)
DataAppendDataMediumToMedium 7868 8077 +2.7% 0.97x (?)
DataAppendDataMediumToSmall 6848 6859 +0.2% 1.00x (?)
DataAppendDataSmallToLarge 38043 38367 +0.9% 0.99x (?)
DataAppendDataSmallToMedium 7303 7637 +4.6% 0.96x (?)
DataAppendDataSmallToSmall 6858 7086 +3.3% 0.97x (?)
DataAppendSequence 20991 21001 +0.0% 1.00x (?)
DataCopyBytes 2511 2532 +0.8% 0.99x (?)
DataCount 37 37 +0.0% 1.00x
DataMutateBytes 4289 4257 -0.7% 1.01x (?)
DataReplaceLarge 41169 40876 -0.7% 1.01x (?)
DataReplaceLargeBuffer 59927 59579 -0.6% 1.01x (?)
DataReplaceSmall 9139 8717 -4.6% 1.05x (?)
DataReplaceSmallBuffer 11292 11485 +1.7% 0.98x (?)
DataReset 3178 3167 -0.3% 1.00x (?)
DataSetCount 917 897 -2.2% 1.02x
DataSubscript 238 239 +0.4% 1.00x
DictOfArraysToArrayOfDicts 803 806 +0.4% 1.00x (?)
Dictionary 695 696 +0.1% 1.00x (?)
Dictionary2 818 823 +0.6% 0.99x (?)
Dictionary2OfObjects 2233 2226 -0.3% 1.00x (?)
Dictionary3 255 254 -0.4% 1.00x (?)
Dictionary3OfObjects 768 769 +0.1% 1.00x (?)
Dictionary4 342 343 +0.3% 1.00x (?)
Dictionary4Legacy 727 727 +0.0% 1.00x
Dictionary4OfObjects 452 453 +0.2% 1.00x (?)
Dictionary4OfObjectsLegacy 939 938 -0.1% 1.00x (?)
DictionaryBridge 1217 1216 -0.1% 1.00x (?)
DictionaryCopy 107199 106247 -0.9% 1.01x (?)
DictionaryFilter 105278 106208 +0.9% 0.99x (?)
DictionaryGroup 215 215 +0.0% 1.00x
DictionaryGroupOfObjects 2123 2114 -0.4% 1.00x (?)
DictionaryLiteral 1908 1908 +0.0% 1.00x
DictionaryOfObjects 2494 2497 +0.1% 1.00x (?)
DictionaryRemove 4178 4171 -0.2% 1.00x (?)
DictionaryRemoveOfObjects 25893 25886 -0.0% 1.00x (?)
DictionarySubscriptDefaultMutation 267 269 +0.7% 0.99x
DictionarySubscriptDefaultMutationArray 624 624 +0.0% 1.00x
DictionarySubscriptDefaultMutationArrayOfObjects 4005 4014 +0.2% 1.00x (?)
DictionarySubscriptDefaultMutationOfObjects 1705 1706 +0.1% 1.00x (?)
DictionarySwap 1034 1038 +0.4% 1.00x (?)
DictionarySwapAt 6624 6659 +0.5% 0.99x (?)
DictionarySwapAtOfObjects 52519 51844 -1.3% 1.01x (?)
DictionarySwapOfObjects 8765 8780 +0.2% 1.00x (?)
DoubleWidthDivision 0 0 +0.0% 1.00x
DropFirstAnyCollection 83 83 +0.0% 1.00x
DropFirstAnyCollectionLazy 62448 62273 -0.3% 1.00x (?)
DropFirstAnySeqCRangeIter 21551 21500 -0.2% 1.00x (?)
DropFirstAnySeqCRangeIterLazy 21556 21506 -0.2% 1.00x (?)
DropFirstAnySeqCntRange 41 41 +0.0% 1.00x
DropFirstAnySeqCntRangeLazy 41 41 +0.0% 1.00x
DropFirstAnySequence 4979 4989 +0.2% 1.00x (?)
DropFirstAnySequenceLazy 4965 4971 +0.1% 1.00x (?)
DropFirstArray 35 35 +0.0% 1.00x
DropFirstArrayLazy 35 35 +0.0% 1.00x
DropFirstCountableRange 35 35 +0.0% 1.00x
DropFirstCountableRangeLazy 35 35 +0.0% 1.00x
DropFirstSequence 2682 2681 -0.0% 1.00x (?)
DropFirstSequenceLazy 2773 2774 +0.0% 1.00x (?)
DropLastAnyCollection 31 30 -3.2% 1.03x
DropLastAnyCollectionLazy 20733 20781 +0.2% 1.00x (?)
DropLastAnySeqCRangeIter 3641 3661 +0.5% 0.99x (?)
DropLastAnySeqCRangeIterLazy 3630 3669 +1.1% 0.99x (?)
DropLastAnySeqCntRange 13 13 +0.0% 1.00x
DropLastAnySeqCntRangeLazy 13 13 +0.0% 1.00x
DropLastAnySequence 5043 5034 -0.2% 1.00x (?)
DropLastAnySequenceLazy 5141 5152 +0.2% 1.00x (?)
DropLastCountableRange 11 11 +0.0% 1.00x
DropLastSequence 632 661 +4.6% 0.96x
DropLastSequenceLazy 633 663 +4.7% 0.95x (?)
DropWhileAnyCollection 107 107 +0.0% 1.00x
DropWhileAnyCollectionLazy 125 125 +0.0% 1.00x
DropWhileAnySeqCRangeIter 16946 16906 -0.2% 1.00x (?)
DropWhileAnySeqCRangeIterLazy 125 125 +0.0% 1.00x
DropWhileAnySeqCntRange 50 50 +0.0% 1.00x
DropWhileAnySeqCntRangeLazy 125 125 +0.0% 1.00x
DropWhileAnySequence 4900 4895 -0.1% 1.00x (?)
DropWhileAnySequenceLazy 1855 1855 +0.0% 1.00x
DropWhileArrayLazy 88 88 +0.0% 1.00x
DropWhileCountableRange 36 36 +0.0% 1.00x
DropWhileCountableRangeLazy 105 105 +0.0% 1.00x
DropWhileSequence 2215 2204 -0.5% 1.00x
DropWhileSequenceLazy 88 88 +0.0% 1.00x
EqualSubstringSubstring 49 49 +0.0% 1.00x
EqualSubstringSubstringGenericEquatable 49 49 +0.0% 1.00x
ErrorHandling 1469 1490 +1.4% 0.99x (?)
ExclusivityGlobal 5 5 +0.0% 1.00x
ExclusivityIndependent 2 2 +0.0% 1.00x
FatCompactMap 204081 204309 +0.1% 1.00x (?)
FilterEvenUsingReduce 1287 1288 +0.1% 1.00x (?)
FilterEvenUsingReduceInto 147 146 -0.7% 1.01x (?)
FloatingPointPrinting_Double_description_small 23577 23629 +0.2% 1.00x (?)
FloatingPointPrinting_Double_description_uniform 23131 23140 +0.0% 1.00x (?)
FloatingPointPrinting_Double_interpolated 66703 66752 +0.1% 1.00x (?)
FloatingPointPrinting_Float80_description_small 30546 30582 +0.1% 1.00x (?)
FloatingPointPrinting_Float80_description_uniform 29569 29580 +0.0% 1.00x (?)
FloatingPointPrinting_Float80_interpolated 70064 70331 +0.4% 1.00x (?)
FloatingPointPrinting_Float_description_small 5160 5209 +0.9% 0.99x
FloatingPointPrinting_Float_description_uniform 4937 5024 +1.8% 0.98x
FloatingPointPrinting_Float_interpolated 41842 42132 +0.7% 0.99x (?)
FrequenciesUsingReduce 4960 4948 -0.2% 1.00x (?)
FrequenciesUsingReduceInto 1542 1556 +0.9% 0.99x (?)
Hanoi 2180 2188 +0.4% 1.00x (?)
HashTest 1032 1041 +0.9% 0.99x (?)
Histogram 700 701 +0.1% 1.00x (?)
Integrate 334 335 +0.3% 1.00x (?)
IterateData 1815 1851 +2.0% 0.98x (?)
Join 180 183 +1.7% 0.98x
LazilyFilteredArrayContains 35479 36257 +2.2% 0.98x (?)
LazilyFilteredArrays 64947 65003 +0.1% 1.00x (?)
LazilyFilteredRange 3808 3883 +2.0% 0.98x
LessSubstringSubstring 49 49 +0.0% 1.00x
LessSubstringSubstringGenericComparable 49 49 +0.0% 1.00x
LinkedList 7606 7541 -0.9% 1.01x
LuhnAlgoEager 328 323 -1.5% 1.02x (?)
LuhnAlgoLazy 323 325 +0.6% 0.99x (?)
MapReduceAnyCollectionShort 2268 2222 -2.0% 1.02x
MapReduceClass 3026 3001 -0.8% 1.01x
MapReduceClassShort 4561 4562 +0.0% 1.00x (?)
MapReduceLazyCollection 13 13 +0.0% 1.00x
MapReduceLazySequence 86 86 +0.0% 1.00x
MapReduceSequence 456 448 -1.8% 1.02x (?)
MapReduceShort 1973 2013 +2.0% 0.98x (?)
MapReduceShortString 30 30 +0.0% 1.00x
MapReduceString 79 79 +0.0% 1.00x
Memset 216 217 +0.5% 1.00x (?)
MonteCarloE 10151 10287 +1.3% 0.99x
MonteCarloPi 42685 42709 +0.1% 1.00x (?)
NSDictionaryCastToSwift 7132 7174 +0.6% 0.99x (?)
NSError 172 173 +0.6% 0.99x (?)
NSStringConversion 716 719 +0.4% 1.00x (?)
NibbleSort 3669 3696 +0.7% 0.99x (?)
ObjectAllocation 133 132 -0.8% 1.01x (?)
ObjectiveCBridgeFromNSArrayAnyObject 25596 25381 -0.8% 1.01x (?)
ObjectiveCBridgeFromNSArrayAnyObjectForced 4791 4606 -3.9% 1.04x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToString 45122 45386 +0.6% 0.99x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToStringForced 42501 43063 +1.3% 0.99x (?)
ObjectiveCBridgeFromNSDictionaryAnyObject 115512 116283 +0.7% 0.99x (?)
ObjectiveCBridgeFromNSSetAnyObject 52613 51952 -1.3% 1.01x (?)
ObjectiveCBridgeFromNSSetAnyObjectForced 5064 4867 -3.9% 1.04x (?)
ObjectiveCBridgeFromNSSetAnyObjectToString 66378 65708 -1.0% 1.01x (?)
ObjectiveCBridgeFromNSString 1224 1208 -1.3% 1.01x (?)
ObjectiveCBridgeFromNSStringForced 2675 2679 +0.1% 1.00x (?)
ObjectiveCBridgeStubDataAppend 11480 11292 -1.6% 1.02x (?)
ObjectiveCBridgeStubDateMutation 400 400 +0.0% 1.00x
ObjectiveCBridgeStubFromArrayOfNSString 32151 32420 +0.8% 0.99x (?)
ObjectiveCBridgeStubFromNSString 1036 1042 +0.6% 0.99x (?)
ObjectiveCBridgeStubFromNSStringRef 164 167 +1.8% 0.98x
ObjectiveCBridgeStubNSDataAppend 2530 2529 -0.0% 1.00x (?)
ObjectiveCBridgeStubNSDateMutationRef 13389 13374 -0.1% 1.00x (?)
ObjectiveCBridgeStubToArrayOfNSString 39210 39651 +1.1% 0.99x (?)
ObjectiveCBridgeStubToNSDate 14734 15084 +2.4% 0.98x (?)
ObjectiveCBridgeStubToNSDateRef 3437 3407 -0.9% 1.01x (?)
ObjectiveCBridgeStubToNSString 2375 2380 +0.2% 1.00x (?)
ObjectiveCBridgeStubToNSStringRef 121 124 +2.5% 0.98x (?)
ObjectiveCBridgeStubURLAppendPath 277761 284304 +2.4% 0.98x (?)
ObjectiveCBridgeStubURLAppendPathRef 281293 284051 +1.0% 0.99x (?)
ObjectiveCBridgeToNSArray 14958 15105 +1.0% 0.99x (?)
ObjectiveCBridgeToNSDictionary 25290 26171 +3.5% 0.97x (?)
ObjectiveCBridgeToNSSet 16863 17163 +1.8% 0.98x (?)
ObjectiveCBridgeToNSString 486 493 +1.4% 0.99x
ObserverClosure 2169 2173 +0.2% 1.00x (?)
ObserverForwarderStruct 1249 1245 -0.3% 1.00x (?)
ObserverPartiallyAppliedMethod 3740 3739 -0.0% 1.00x (?)
ObserverUnappliedMethod 2596 2586 -0.4% 1.00x (?)
OpenClose 272 279 +2.6% 0.97x
PartialApplyDynamicType 0 0 +0.0% 1.00x
Phonebook 4766 4814 +1.0% 0.99x
PointerArithmetics 34352 34356 +0.0% 1.00x (?)
PolymorphicCalls 25 25 +0.0% 1.00x
PopFrontArray 1962 1962 +0.0% 1.00x
PopFrontUnsafePointer 8741 8737 -0.0% 1.00x (?)
PrefixAnyCollection 83 83 +0.0% 1.00x
PrefixAnyCollectionLazy 62268 62290 +0.0% 1.00x (?)
PrefixAnySeqCRangeIter 16759 16767 +0.0% 1.00x (?)
PrefixAnySeqCRangeIterLazy 16700 16794 +0.6% 0.99x (?)
PrefixAnySeqCntRange 28 28 +0.0% 1.00x
PrefixAnySeqCntRangeLazy 28 28 +0.0% 1.00x
PrefixAnySequence 4358 4351 -0.2% 1.00x (?)
PrefixAnySequenceLazy 4353 4351 -0.0% 1.00x (?)
PrefixArray 35 35 +0.0% 1.00x
PrefixArrayLazy 35 35 +0.0% 1.00x
PrefixCountableRange 35 35 +0.0% 1.00x
PrefixCountableRangeLazy 35 35 +0.0% 1.00x
PrefixSequence 2218 2214 -0.2% 1.00x (?)
PrefixSequenceLazy 2276 2276 +0.0% 1.00x
PrefixWhileAnyCollection 154 154 +0.0% 1.00x
PrefixWhileAnyCollectionLazy 90 90 +0.0% 1.00x
PrefixWhileAnySeqCRangeIter 9080 9074 -0.1% 1.00x (?)
PrefixWhileAnySeqCRangeIterLazy 72 72 +0.0% 1.00x
PrefixWhileAnySeqCntRange 59 59 +0.0% 1.00x
PrefixWhileAnySeqCntRangeLazy 90 90 +0.0% 1.00x
PrefixWhileAnySequence 10244 10104 -1.4% 1.01x (?)
PrefixWhileAnySequenceLazy 1392 1392 +0.0% 1.00x
PrefixWhileArray 88 88 +0.0% 1.00x
PrefixWhileArrayLazy 70 70 +0.0% 1.00x
PrefixWhileCountableRange 36 36 +0.0% 1.00x
PrefixWhileCountableRangeLazy 35 35 +0.0% 1.00x
PrefixWhileSequence 360 360 +0.0% 1.00x
PrefixWhileSequenceLazy 52 52 +0.0% 1.00x
Prims 901 908 +0.8% 0.99x (?)
PrimsSplit 900 910 +1.1% 0.99x (?)
QueueConcrete 1148 1146 -0.2% 1.00x (?)
QueueGeneric 1148 1147 -0.1% 1.00x (?)
RC4 149 149 +0.0% 1.00x
RGBHistogram 3209 3225 +0.5% 1.00x (?)
RGBHistogramOfObjects 23709 23674 -0.1% 1.00x (?)
RangeAssignment 337 336 -0.3% 1.00x (?)
RangeIterationSigned 171 171 +0.0% 1.00x
RangeReplaceableCollectionPlusDefault 1017 1017 +0.0% 1.00x
RecursiveOwnedParameter 115 115 +0.0% 1.00x
RemoveWhereFilterInts 46 46 +0.0% 1.00x
RemoveWhereFilterStrings 436 437 +0.2% 1.00x (?)
RemoveWhereMoveInts 15 15 +0.0% 1.00x
RemoveWhereMoveStrings 707 708 +0.1% 1.00x (?)
RemoveWhereQuadraticInts 1290 1291 +0.1% 1.00x (?)
RemoveWhereQuadraticString 352 355 +0.9% 0.99x (?)
RemoveWhereQuadraticStrings 2759 2753 -0.2% 1.00x (?)
RemoveWhereSwapInts 19 19 +0.0% 1.00x
RemoveWhereSwapStrings 861 861 +0.0% 1.00x
ReversedArray 57 57 +0.0% 1.00x
ReversedBidirectional 16486 16188 -1.8% 1.02x (?)
ReversedDictionary 268 262 -2.2% 1.02x (?)
RomanNumbers 91580 89114 -2.7% 1.03x
SequenceAlgosAnySequence 11920 11901 -0.2% 1.00x (?)
SequenceAlgosArray 1575 1577 +0.1% 1.00x (?)
SequenceAlgosContiguousArray 1578 1578 +0.0% 1.00x
SequenceAlgosList 1350 1353 +0.2% 1.00x (?)
SequenceAlgosRange 2576 2576 +0.0% 1.00x
SequenceAlgosUnfoldSequence 1102 1102 +0.0% 1.00x
SetExclusiveOr 5125 5205 +1.6% 0.98x (?)
SetExclusiveOr_OfObjects 11840 11929 +0.8% 0.99x (?)
SetIntersect 700 697 -0.4% 1.00x (?)
SetIntersect_OfObjects 1647 1637 -0.6% 1.01x (?)
SetIsSubsetOf 355 355 +0.0% 1.00x
SetIsSubsetOf_OfObjects 449 451 +0.4% 1.00x (?)
SetUnion 4396 4526 +3.0% 0.97x
SetUnion_OfObjects 10137 10182 +0.4% 1.00x (?)
SevenBoom 873 873 +0.0% 1.00x
Sim2DArray 417 417 +0.0% 1.00x
SortLargeExistentials 6169 6205 +0.6% 0.99x (?)
SortLettersInPlace 1042 1047 +0.5% 1.00x (?)
SortSortedStrings 1012 1022 +1.0% 0.99x
SortStrings 1991 2009 +0.9% 0.99x (?)
SortStringsUnicode 2454 2497 +1.8% 0.98x
StackPromo 25381 25401 +0.1% 1.00x (?)
StaticArray 9 9 +0.0% 1.00x
StrComplexWalk 1783 1784 +0.1% 1.00x (?)
StrToInt 3261 3213 -1.5% 1.01x
StringAdder 707 732 +3.5% 0.97x
StringBuilder 643 646 +0.5% 1.00x (?)
StringBuilderLong 2780 2777 -0.1% 1.00x (?)
StringBuilderWithLongSubstring 1465 1514 +3.3% 0.97x (?)
StringComparison_abnormal 794 794 +0.0% 1.00x
StringComparison_ascii 1289 1310 +1.6% 0.98x
StringComparison_emoji 783 787 +0.5% 0.99x (?)
StringComparison_fastPrenormal 797 812 +1.9% 0.98x (?)
StringComparison_latin1 627 634 +1.1% 0.99x (?)
StringComparison_longSharedPrefix 921 929 +0.9% 0.99x (?)
StringComparison_nonBMPSlowestPrenormal 1525 1538 +0.9% 0.99x
StringComparison_slowerPrenormal 1658 1699 +2.5% 0.98x (?)
StringComparison_zalgo 124590 124891 +0.2% 1.00x (?)
StringEdits 170086 171176 +0.6% 0.99x (?)
StringEnumRawValueInitialization 928 925 -0.3% 1.00x (?)
StringEqualPointerComparison 304 303 -0.3% 1.00x (?)
StringFromLongWholeSubstring 21 21 +0.0% 1.00x
StringFromLongWholeSubstringGeneric 21 21 +0.0% 1.00x
StringHasPrefixAscii 2205 2234 +1.3% 0.99x (?)
StringHasPrefixUnicode 105131 104700 -0.4% 1.00x (?)
StringHasSuffixAscii 2319 2347 +1.2% 0.99x
StringHasSuffixUnicode 101843 102074 +0.2% 1.00x (?)
StringInterpolation 9904 9808 -1.0% 1.01x (?)
StringInterpolationManySmallSegments 19929 19940 +0.1% 1.00x (?)
StringInterpolationSmall 7146 6866 -3.9% 1.04x (?)
StringMatch 13099 13033 -0.5% 1.01x (?)
StringRemoveDupes 524 524 +0.0% 1.00x
StringUTF16Builder 2579 2576 -0.1% 1.00x (?)
StringUTF16SubstringBuilder 5727 5923 +3.4% 0.97x (?)
StringWalk 1428 1430 +0.1% 1.00x (?)
StringWithCString 40834 40878 +0.1% 1.00x (?)
StringWordBuilder 2323 2323 +0.0% 1.00x
StringWordBuilderReservingCapacity 1895 1937 +2.2% 0.98x
SubstringEqualString 787 786 -0.1% 1.00x (?)
SubstringFromLongString 10 10 +0.0% 1.00x
SuffixAnyCollection 31 31 +0.0% 1.00x
SuffixAnyCollectionLazy 20828 20793 -0.2% 1.00x (?)
SuffixAnySeqCRangeIter 3868 3890 +0.6% 0.99x (?)
SuffixAnySeqCRangeIterLazy 3873 3856 -0.4% 1.00x (?)
SuffixAnySeqCntRange 20 20 +0.0% 1.00x
SuffixAnySeqCntRangeLazy 20 20 +0.0% 1.00x
SuffixAnySequence 5050 5040 -0.2% 1.00x (?)
SuffixAnySequenceLazy 5172 5159 -0.3% 1.00x (?)
SuffixCountableRangeLazy 11 11 +0.0% 1.00x
SuffixSequence 3760 3757 -0.1% 1.00x (?)
SuffixSequenceLazy 3751 3750 -0.0% 1.00x (?)
SumUsingReduce 97 97 +0.0% 1.00x
SumUsingReduceInto 101 102 +1.0% 0.99x
SuperChars 14828 14801 -0.2% 1.00x (?)
TwoSum 1459 1470 +0.8% 0.99x (?)
TypeFlood 0 0 +0.0% 1.00x
UTF8Decode 304 304 +0.0% 1.00x
Walsh 431 432 +0.2% 1.00x (?)
WordCountHistogramASCII 7645 7654 +0.1% 1.00x (?)
WordCountHistogramUTF16 14079 14287 +1.5% 0.99x (?)
WordCountUniqueASCII 2133 2148 +0.7% 0.99x (?)
WordCountUniqueUTF16 7448 7544 +1.3% 0.99x (?)
WordSplitASCII 6753 6793 +0.6% 0.99x (?)
WordSplitUTF16 8636 8856 +2.5% 0.98x (?)
XorLoop 396 398 +0.5% 0.99x (?)
Added (2)
TEST MIN MAX MEAN MAX_RSS
DictionaryKeysContainsCocoa 39 51 42 313822618
DictionaryKeysContainsNative 32 47 34 57643418

Unoptimized (Onone)

Regression (12)
TEST OLD NEW DELTA SPEEDUP
StringEdits 360552 390949 +8.4% 0.92x
ObjectiveCBridgeStubToNSDate 14636 15868 +8.4% 0.92x (?)
DataReplaceSmallBuffer 11949 12929 +8.2% 0.92x (?)
StackPromo 101275 108580 +7.2% 0.93x (?)
PopFrontArray 4672 4971 +6.4% 0.94x (?)
AngryPhonebook 5443 5783 +6.2% 0.94x (?)
BitCount 8563 9088 +6.1% 0.94x
ExclusivityIndependent 72 76 +5.6% 0.95x (?)
StringWalk 12018 12682 +5.5% 0.95x
ObjectiveCBridgeFromNSSetAnyObjectForced 5542 5845 +5.5% 0.95x (?)
PointerArithmetics 114520 120682 +5.4% 0.95x
StringComparison_latin1 3847 4053 +5.4% 0.95x
Improvement (9)
TEST OLD NEW DELTA SPEEDUP
StringInterpolationSmall 10441 8871 -15.0% 1.18x (?)
CharIndexing_tweet_unicodeScalars_Backwards 804504 715443 -11.1% 1.12x (?)
CharIndexing_ascii_unicodeScalars_Backwards 401063 359153 -10.4% 1.12x (?)
CharIndexing_korean_unicodeScalars_Backwards 388321 348854 -10.2% 1.11x (?)
CharIndexing_russian_unicodeScalars_Backwards 332272 302690 -8.9% 1.10x (?)
StringUTF16Builder 8750 8058 -7.9% 1.09x (?)
StringBuilderWithLongSubstring 5051 4682 -7.3% 1.08x (?)
NSDictionaryCastToSwift 9309 8835 -5.1% 1.05x (?)
PrefixArray 3548 3375 -4.9% 1.05x (?)
No Changes (406)
TEST OLD NEW DELTA SPEEDUP
AnyHashableWithAClass 102220 102289 +0.1% 1.00x (?)
Array2D 636481 635246 -0.2% 1.00x (?)
ArrayAppend 4432 4550 +2.7% 0.97x
ArrayAppendArrayOfInt 853 863 +1.2% 0.99x (?)
ArrayAppendAscii 29309 29213 -0.3% 1.00x
ArrayAppendAsciiSubstring 184619 185084 +0.3% 1.00x (?)
ArrayAppendFromGeneric 867 875 +0.9% 0.99x
ArrayAppendGenericStructs 1498 1502 +0.3% 1.00x (?)
ArrayAppendLatin1 66726 66489 -0.4% 1.00x (?)
ArrayAppendLatin1Substring 322581 324382 +0.6% 0.99x (?)
ArrayAppendLazyMap 169314 169711 +0.2% 1.00x (?)
ArrayAppendOptionals 1500 1503 +0.2% 1.00x (?)
ArrayAppendRepeatCol 184838 188655 +2.1% 0.98x
ArrayAppendReserved 4280 4163 -2.7% 1.03x
ArrayAppendSequence 104965 104487 -0.5% 1.00x
ArrayAppendStrings 6345 6344 -0.0% 1.00x (?)
ArrayAppendToFromGeneric 869 868 -0.1% 1.00x (?)
ArrayAppendToGeneric 873 877 +0.5% 1.00x (?)
ArrayAppendUTF16 66536 66163 -0.6% 1.01x (?)
ArrayAppendUTF16Substring 325374 326717 +0.4% 1.00x
ArrayInClass 6234 6217 -0.3% 1.00x
ArrayLiteral 1831 1799 -1.7% 1.02x (?)
ArrayOfGenericPOD2 1071 1072 +0.1% 1.00x (?)
ArrayOfGenericRef 10818 10769 -0.5% 1.00x (?)
ArrayOfPOD 759 761 +0.3% 1.00x (?)
ArrayOfRef 9997 9969 -0.3% 1.00x (?)
ArrayPlusEqualArrayOfInt 868 866 -0.2% 1.00x (?)
ArrayPlusEqualFiveElementCollection 239285 239481 +0.1% 1.00x (?)
ArrayPlusEqualSingleElementCollection 236873 235552 -0.6% 1.01x (?)
ArrayPlusEqualThreeElements 9478 9425 -0.6% 1.01x (?)
ArraySubscript 106974 107855 +0.8% 0.99x
ArrayValueProp 3706 3666 -1.1% 1.01x (?)
ArrayValueProp2 15328 15437 +0.7% 0.99x
ArrayValueProp3 4204 4192 -0.3% 1.00x (?)
ArrayValueProp4 4157 4124 -0.8% 1.01x (?)
BinaryFloatingPointPropertiesBinade 88 85 -3.4% 1.04x
BinaryFloatingPointPropertiesNextUp 126 128 +1.6% 0.98x
BinaryFloatingPointPropertiesUlp 134 128 -4.5% 1.05x
ByteSwap 9501 9861 +3.8% 0.96x (?)
COWTree 12030 11870 -1.3% 1.01x (?)
CSVParsing 2991622 2969160 -0.8% 1.01x (?)
CSVParsingAlt 1418895 1436787 +1.3% 0.99x (?)
CSVParsingAltIndices 2425902 2419191 -0.3% 1.00x (?)
CStringLongAscii 5368 5378 +0.2% 1.00x (?)
CStringLongNonAscii 2479 2476 -0.1% 1.00x (?)
CStringShortAscii 6588 6361 -3.4% 1.04x (?)
Calculator 2111 2141 +1.4% 0.99x
CaptureProp 278225 277964 -0.1% 1.00x (?)
ChainedFilterMap 232512 233185 +0.3% 1.00x (?)
CharIndexing_ascii_unicodeScalars 319546 319551 +0.0% 1.00x (?)
CharIndexing_chinese_unicodeScalars 243053 245380 +1.0% 0.99x (?)
CharIndexing_chinese_unicodeScalars_Backwards 279825 272647 -2.6% 1.03x (?)
CharIndexing_japanese_unicodeScalars 390517 387851 -0.7% 1.01x (?)
CharIndexing_japanese_unicodeScalars_Backwards 440039 429383 -2.4% 1.02x (?)
CharIndexing_korean_unicodeScalars 313037 309396 -1.2% 1.01x (?)
CharIndexing_punctuatedJapanese_unicodeScalars 57733 56386 -2.3% 1.02x (?)
CharIndexing_punctuatedJapanese_unicodeScalars_Backwards 63401 62238 -1.8% 1.02x (?)
CharIndexing_punctuated_unicodeScalars 71946 71586 -0.5% 1.01x (?)
CharIndexing_punctuated_unicodeScalars_Backwards 83229 79725 -4.2% 1.04x (?)
CharIndexing_russian_unicodeScalars 264065 264846 +0.3% 1.00x (?)
CharIndexing_tweet_unicodeScalars 630181 631479 +0.2% 1.00x (?)
CharIndexing_utf16_unicodeScalars 279325 279601 +0.1% 1.00x (?)
CharIndexing_utf16_unicodeScalars_Backwards 307316 313546 +2.0% 0.98x (?)
CharIteration_ascii_unicodeScalars 149792 150756 +0.6% 0.99x
CharIteration_ascii_unicodeScalars_Backwards 251961 250011 -0.8% 1.01x (?)
CharIteration_chinese_unicodeScalars 113088 114276 +1.1% 0.99x
CharIteration_chinese_unicodeScalars_Backwards 190130 192284 +1.1% 0.99x (?)
CharIteration_japanese_unicodeScalars 179682 180509 +0.5% 1.00x
CharIteration_japanese_unicodeScalars_Backwards 301705 306361 +1.5% 0.98x
CharIteration_korean_unicodeScalars 145306 145946 +0.4% 1.00x (?)
CharIteration_korean_unicodeScalars_Backwards 244049 243836 -0.1% 1.00x (?)
CharIteration_punctuatedJapanese_unicodeScalars 26630 26797 +0.6% 0.99x (?)
CharIteration_punctuatedJapanese_unicodeScalars_Backwards 43972 43794 -0.4% 1.00x (?)
CharIteration_punctuated_unicodeScalars 33485 33632 +0.4% 1.00x (?)
CharIteration_punctuated_unicodeScalars_Backwards 55664 55184 -0.9% 1.01x (?)
CharIteration_russian_unicodeScalars 124543 125309 +0.6% 0.99x
CharIteration_russian_unicodeScalars_Backwards 209465 208710 -0.4% 1.00x (?)
CharIteration_tweet_unicodeScalars 295742 296948 +0.4% 1.00x
CharIteration_tweet_unicodeScalars_Backwards 499352 493780 -1.1% 1.01x (?)
CharIteration_utf16_unicodeScalars 126996 127404 +0.3% 1.00x
CharIteration_utf16_unicodeScalars_Backwards 218383 229026 +4.9% 0.95x (?)
CharacterLiteralsLarge 5750 5921 +3.0% 0.97x
CharacterLiteralsSmall 707 701 -0.8% 1.01x (?)
CharacterPropertiesFetch 5532 5441 -1.6% 1.02x (?)
CharacterPropertiesPrecomputed 3513 3681 +4.8% 0.95x
CharacterPropertiesStashed 2313 2293 -0.9% 1.01x (?)
CharacterPropertiesStashedMemo 4558 4483 -1.6% 1.02x (?)
Chars 35942 35965 +0.1% 1.00x (?)
ClassArrayGetter 994 993 -0.1% 1.00x (?)
Combos 2363 2386 +1.0% 0.99x (?)
DataAccessBytes 2407 2409 +0.1% 1.00x (?)
DataAppendArray 5351 5333 -0.3% 1.00x (?)
DataAppendBytes 4990 4987 -0.1% 1.00x (?)
DataAppendDataLargeToLarge 68839 67390 -2.1% 1.02x (?)
DataAppendDataLargeToMedium 35362 35630 +0.8% 0.99x (?)
DataAppendDataLargeToSmall 34789 34722 -0.2% 1.00x (?)
DataAppendDataMediumToLarge 38105 38186 +0.2% 1.00x (?)
DataAppendDataMediumToMedium 6941 6636 -4.4% 1.05x (?)
DataAppendDataMediumToSmall 6062 6017 -0.7% 1.01x (?)
DataAppendDataSmallToLarge 37327 36908 -1.1% 1.01x (?)
DataAppendDataSmallToMedium 6451 6249 -3.1% 1.03x (?)
DataAppendDataSmallToSmall 6217 6130 -1.4% 1.01x (?)
DataAppendSequence 1916138 1909320 -0.4% 1.00x
DataCopyBytes 2492 2505 +0.5% 0.99x (?)
DataCount 223 223 +0.0% 1.00x
DataMutateBytes 5282 5246 -0.7% 1.01x (?)
DataReplaceLarge 38128 38151 +0.1% 1.00x (?)
DataReplaceLargeBuffer 61970 61572 -0.6% 1.01x (?)
DataReplaceMedium 9880 9738 -1.4% 1.01x (?)
DataReplaceMediumBuffer 16458 17169 +4.3% 0.96x (?)
DataReplaceSmall 6975 6929 -0.7% 1.01x (?)
DataReset 2850 2881 +1.1% 0.99x (?)
DataSetCount 583 558 -4.3% 1.04x (?)
DataSubscript 443 444 +0.2% 1.00x
DictOfArraysToArrayOfDicts 3560 3512 -1.3% 1.01x (?)
Dictionary 2343 2364 +0.9% 0.99x (?)
Dictionary2 1465 1472 +0.5% 1.00x (?)
Dictionary2OfObjects 4300 4422 +2.8% 0.97x (?)
Dictionary3 869 864 -0.6% 1.01x (?)
Dictionary3OfObjects 2147 2133 -0.7% 1.01x (?)
Dictionary4 1317 1317 +0.0% 1.00x
Dictionary4Legacy 1613 1608 -0.3% 1.00x (?)
Dictionary4OfObjects 1891 1896 +0.3% 1.00x (?)
Dictionary4OfObjectsLegacy 2210 2215 +0.2% 1.00x (?)
DictionaryBridge 1314 1329 +1.1% 0.99x (?)
DictionaryCopy 314451 313846 -0.2% 1.00x (?)
DictionaryFilter 326925 330294 +1.0% 0.99x
DictionaryGroup 4581 4557 -0.5% 1.01x (?)
DictionaryGroupOfObjects 6958 6900 -0.8% 1.01x (?)
DictionaryLiteral 8850 8838 -0.1% 1.00x (?)
DictionaryOfObjects 5881 5978 +1.6% 0.98x (?)
DictionaryRemove 17346 18051 +4.1% 0.96x (?)
DictionaryRemoveOfObjects 52437 52617 +0.3% 1.00x (?)
DictionarySubscriptDefaultMutation 1973 1967 -0.3% 1.00x (?)
DictionarySubscriptDefaultMutationArray 2236 2242 +0.3% 1.00x (?)
DictionarySubscriptDefaultMutationArrayOfObjects 9288 9400 +1.2% 0.99x (?)
DictionarySubscriptDefaultMutationOfObjects 5308 5310 +0.0% 1.00x (?)
DictionarySwap 4926 4918 -0.2% 1.00x (?)
DictionarySwapAt 35031 35166 +0.4% 1.00x (?)
DictionarySwapAtOfObjects 113692 113492 -0.2% 1.00x (?)
DictionarySwapOfObjects 19024 19193 +0.9% 0.99x (?)
DoubleWidthDivision 0 0 +0.0% 1.00x
DropFirstAnyCollection 15504 15497 -0.0% 1.00x (?)
DropFirstAnyCollectionLazy 102825 106917 +4.0% 0.96x (?)
DropFirstAnySeqCRangeIter 24078 23958 -0.5% 1.01x (?)
DropFirstAnySeqCRangeIterLazy 23926 23840 -0.4% 1.00x (?)
DropFirstAnySeqCntRange 15499 15473 -0.2% 1.00x (?)
DropFirstAnySeqCntRangeLazy 15440 15534 +0.6% 0.99x
DropFirstAnySequence 13295 13260 -0.3% 1.00x (?)
DropFirstAnySequenceLazy 13011 12959 -0.4% 1.00x (?)
DropFirstArray 3429 3358 -2.1% 1.02x
DropFirstArrayLazy 29354 29319 -0.1% 1.00x (?)
DropFirstCountableRange 309 311 +0.6% 0.99x
DropFirstCountableRangeLazy 33874 33830 -0.1% 1.00x (?)
DropFirstSequence 12728 12668 -0.5% 1.00x (?)
DropFirstSequenceLazy 12540 12550 +0.1% 1.00x (?)
DropLastAnyCollection 5175 5175 +0.0% 1.00x
DropLastAnyCollectionLazy 35911 35171 -2.1% 1.02x (?)
DropLastAnySeqCRangeIter 42583 43252 +1.6% 0.98x
DropLastAnySeqCRangeIterLazy 42472 43110 +1.5% 0.99x (?)
DropLastAnySeqCntRange 5186 5184 -0.0% 1.00x (?)
DropLastAnySeqCntRangeLazy 5185 5166 -0.4% 1.00x
DropLastAnySequence 30902 31165 +0.9% 0.99x
DropLastAnySequenceLazy 30959 31361 +1.3% 0.99x
DropLastCountableRange 107 107 +0.0% 1.00x
DropLastCountableRangeLazy 11285 11260 -0.2% 1.00x (?)
DropLastSequence 30783 31180 +1.3% 0.99x
DropLastSequenceLazy 30855 31059 +0.7% 0.99x
DropWhileAnyCollection 20076 20082 +0.0% 1.00x (?)
DropWhileAnyCollectionLazy 22641 22528 -0.5% 1.01x (?)
DropWhileAnySeqCRangeIter 24810 24696 -0.5% 1.00x (?)
DropWhileAnySeqCRangeIterLazy 22580 22494 -0.4% 1.00x (?)
DropWhileAnySeqCntRange 20066 20033 -0.2% 1.00x (?)
DropWhileAnySeqCntRangeLazy 22559 22442 -0.5% 1.01x (?)
DropWhileAnySequence 13736 13637 -0.7% 1.01x (?)
DropWhileAnySequenceLazy 12520 12399 -1.0% 1.01x
DropWhileArrayLazy 14186 14064 -0.9% 1.01x
DropWhileCountableRange 4888 4883 -0.1% 1.00x (?)
DropWhileCountableRangeLazy 22211 22165 -0.2% 1.00x (?)
DropWhileSequence 13460 13437 -0.2% 1.00x (?)
DropWhileSequenceLazy 12083 12112 +0.2% 1.00x (?)
EqualStringSubstring 74 73 -1.4% 1.01x
EqualSubstringString 73 74 +1.4% 0.99x
EqualSubstringSubstring 73 73 +0.0% 1.00x
EqualSubstringSubstringGenericEquatable 58 58 +0.0% 1.00x
ErrorHandling 6743 6619 -1.8% 1.02x (?)
ExclusivityGlobal 183 186 +1.6% 0.98x
FatCompactMap 293735 294094 +0.1% 1.00x (?)
FilterEvenUsingReduce 3612 3614 +0.1% 1.00x (?)
FilterEvenUsingReduceInto 1892 1881 -0.6% 1.01x
FloatingPointPrinting_Double_description_small 24281 24168 -0.5% 1.00x (?)
FloatingPointPrinting_Double_description_uniform 35932 35954 +0.1% 1.00x (?)
FloatingPointPrinting_Double_interpolated 104005 100368 -3.5% 1.04x (?)
FloatingPointPrinting_Float80_description_small 31399 31220 -0.6% 1.01x (?)
FloatingPointPrinting_Float80_description_uniform 61947 61897 -0.1% 1.00x (?)
FloatingPointPrinting_Float80_interpolated 124188 124091 -0.1% 1.00x (?)
FloatingPointPrinting_Float_description_small 6476 6478 +0.0% 1.00x (?)
FloatingPointPrinting_Float_description_uniform 17367 17327 -0.2% 1.00x (?)
FloatingPointPrinting_Float_interpolated 72529 70180 -3.2% 1.03x (?)
FrequenciesUsingReduce 11089 10761 -3.0% 1.03x (?)
FrequenciesUsingReduceInto 3245 3155 -2.8% 1.03x (?)
Hanoi 20703 20818 +0.6% 0.99x (?)
HashTest 21294 21520 +1.1% 0.99x (?)
Histogram 6309 6312 +0.0% 1.00x (?)
Integrate 460 459 -0.2% 1.00x (?)
IterateData 5412 5442 +0.6% 0.99x (?)
Join 770 772 +0.3% 1.00x (?)
LazilyFilteredArrayContains 766064 761235 -0.6% 1.01x (?)
LazilyFilteredArrays 1434465 1477964 +3.0% 0.97x (?)
LazilyFilteredRange 542800 542020 -0.1% 1.00x (?)
LessSubstringSubstring 73 73 +0.0% 1.00x
LessSubstringSubstringGenericComparable 59 58 -1.7% 1.02x
LinkedList 32302 32369 +0.2% 1.00x (?)
LuhnAlgoEager 5690 5521 -3.0% 1.03x (?)
LuhnAlgoLazy 5641 5618 -0.4% 1.00x (?)
MapReduce 25784 25468 -1.2% 1.01x
MapReduceAnyCollection 25767 25534 -0.9% 1.01x
MapReduceAnyCollectionShort 37505 37242 -0.7% 1.01x (?)
MapReduceClass 29550 29520 -0.1% 1.00x (?)
MapReduceClassShort 40254 41573 +3.3% 0.97x (?)
MapReduceLazyCollection 22696 22868 +0.8% 0.99x
MapReduceLazyCollectionShort 32776 34316 +4.7% 0.96x (?)
MapReduceLazySequence 20268 20023 -1.2% 1.01x (?)
MapReduceSequence 30748 30689 -0.2% 1.00x (?)
MapReduceShort 37301 37462 +0.4% 1.00x (?)
MapReduceShortString 230 233 +1.3% 0.99x (?)
MapReduceString 1746 1748 +0.1% 1.00x (?)
Memset 44832 44827 -0.0% 1.00x (?)
MonteCarloE 1142553 1146242 +0.3% 1.00x (?)
MonteCarloPi 5168522 5201540 +0.6% 0.99x
NSError 619 605 -2.3% 1.02x (?)
NSStringConversion 761 758 -0.4% 1.00x
NibbleSort 502206 505655 +0.7% 0.99x
NopDeinit 188975 192880 +2.1% 0.98x (?)
ObjectAllocation 1252 1261 +0.7% 0.99x (?)
ObjectiveCBridgeFromNSArrayAnyObject 30309 29214 -3.6% 1.04x (?)
ObjectiveCBridgeFromNSArrayAnyObjectForced 9421 9866 +4.7% 0.95x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToString 48934 49200 +0.5% 0.99x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToStringForced 47145 45915 -2.6% 1.03x (?)
ObjectiveCBridgeFromNSDictionaryAnyObject 124372 123938 -0.3% 1.00x (?)
ObjectiveCBridgeFromNSSetAnyObject 56684 56834 +0.3% 1.00x (?)
ObjectiveCBridgeFromNSSetAnyObjectToString 72640 71111 -2.1% 1.02x (?)
ObjectiveCBridgeFromNSString 2888 2883 -0.2% 1.00x (?)
ObjectiveCBridgeFromNSStringForced 2820 2807 -0.5% 1.00x (?)
ObjectiveCBridgeStubDataAppend 6237 6142 -1.5% 1.02x (?)
ObjectiveCBridgeStubDateMutation 716 716 +0.0% 1.00x
ObjectiveCBridgeStubFromArrayOfNSString 33959 33595 -1.1% 1.01x (?)
ObjectiveCBridgeStubFromNSDate 7001 6852 -2.1% 1.02x (?)
ObjectiveCBridgeStubFromNSString 1079 1078 -0.1% 1.00x (?)
ObjectiveCBridgeStubFromNSStringRef 197 194 -1.5% 1.02x (?)
ObjectiveCBridgeStubNSDataAppend 3076 3103 +0.9% 0.99x (?)
ObjectiveCBridgeStubNSDateMutationRef 15922 16060 +0.9% 0.99x (?)
ObjectiveCBridgeStubToArrayOfNSString 39072 39436 +0.9% 0.99x (?)
ObjectiveCBridgeStubToNSDateRef 3472 3484 +0.3% 1.00x (?)
ObjectiveCBridgeStubToNSString 2413 2421 +0.3% 1.00x (?)
ObjectiveCBridgeStubToNSStringRef 150 150 +0.0% 1.00x
ObjectiveCBridgeStubURLAppendPath 305231 307753 +0.8% 0.99x (?)
ObjectiveCBridgeStubURLAppendPathRef 308905 300826 -2.6% 1.03x (?)
ObjectiveCBridgeToNSArray 16191 16254 +0.4% 1.00x (?)
ObjectiveCBridgeToNSDictionary 27548 27868 +1.2% 0.99x (?)
ObjectiveCBridgeToNSSet 17749 17952 +1.1% 0.99x (?)
ObjectiveCBridgeToNSString 523 522 -0.2% 1.00x (?)
ObserverClosure 6461 6465 +0.1% 1.00x (?)
ObserverForwarderStruct 4354 4364 +0.2% 1.00x (?)
ObserverPartiallyAppliedMethod 7988 8059 +0.9% 0.99x (?)
ObserverUnappliedMethod 8140 8143 +0.0% 1.00x (?)
OpenClose 892 885 -0.8% 1.01x
PartialApplyDynamicType 40395 41776 +3.4% 0.97x (?)
Phonebook 19356 18942 -2.1% 1.02x
PolymorphicCalls 2364 2357 -0.3% 1.00x (?)
PopFrontArrayGeneric 5453 5562 +2.0% 0.98x
PopFrontUnsafePointer 10427 10414 -0.1% 1.00x (?)
PrefixAnyCollection 15506 15543 +0.2% 1.00x
PrefixAnyCollectionLazy 101543 106739 +5.1% 0.95x (?)
PrefixAnySeqCRangeIter 19115 19069 -0.2% 1.00x (?)
PrefixAnySeqCRangeIterLazy 19064 19007 -0.3% 1.00x (?)
PrefixAnySeqCntRange 15523 15551 +0.2% 1.00x (?)
PrefixAnySeqCntRangeLazy 15476 15471 -0.0% 1.00x (?)
PrefixAnySequence 10672 10750 +0.7% 0.99x (?)
PrefixAnySequenceLazy 10588 10667 +0.7% 0.99x (?)
PrefixArrayLazy 29280 29358 +0.3% 1.00x (?)
PrefixCountableRange 310 310 +0.0% 1.00x
PrefixCountableRangeLazy 33846 33790 -0.2% 1.00x (?)
PrefixSequence 10394 10381 -0.1% 1.00x (?)
PrefixSequenceLazy 10213 10286 +0.7% 0.99x
PrefixWhileAnyCollection 29199 29220 +0.1% 1.00x (?)
PrefixWhileAnyCollectionLazy 18947 18756 -1.0% 1.01x (?)
PrefixWhileAnySeqCRangeIter 34901 35450 +1.6% 0.98x (?)
PrefixWhileAnySeqCRangeIterLazy 18695 18579 -0.6% 1.01x (?)
PrefixWhileAnySeqCntRange 29196 29277 +0.3% 1.00x
PrefixWhileAnySeqCntRangeLazy 18748 18846 +0.5% 0.99x (?)
PrefixWhileAnySequence 26805 27108 +1.1% 0.99x
PrefixWhileAnySequenceLazy 11210 11230 +0.2% 1.00x (?)
PrefixWhileArray 10555 10625 +0.7% 0.99x
PrefixWhileArrayLazy 12510 12505 -0.0% 1.00x (?)
PrefixWhileCountableRange 13905 13820 -0.6% 1.01x (?)
PrefixWhileCountableRangeLazy 18485 18750 +1.4% 0.99x (?)
PrefixWhileSequence 26515 26728 +0.8% 0.99x
PrefixWhileSequenceLazy 10841 10727 -1.1% 1.01x
Prims 9723 9719 -0.0% 1.00x (?)
PrimsSplit 9633 9620 -0.1% 1.00x (?)
QueueConcrete 14424 14456 +0.2% 1.00x (?)
QueueGeneric 18818 18976 +0.8% 0.99x (?)
RC4 15983 15996 +0.1% 1.00x (?)
RGBHistogram 24395 24481 +0.4% 1.00x (?)
RGBHistogramOfObjects 78587 77421 -1.5% 1.02x (?)
RangeAssignment 2731 2650 -3.0% 1.03x (?)
RangeIterationSigned 14687 14677 -0.1% 1.00x (?)
RangeReplaceableCollectionPlusDefault 11310 11355 +0.4% 1.00x (?)
RecursiveOwnedParameter 5779 5806 +0.5% 1.00x (?)
RemoveWhereFilterInts 1951 1952 +0.1% 1.00x (?)
RemoveWhereFilterString 1316 1313 -0.2% 1.00x
RemoveWhereFilterStrings 2470 2474 +0.2% 1.00x (?)
RemoveWhereMoveInts 3402 3402 +0.0% 1.00x
RemoveWhereMoveStrings 3922 3918 -0.1% 1.00x (?)
RemoveWhereQuadraticInts 8094 8101 +0.1% 1.00x (?)
RemoveWhereQuadraticString 2296 2297 +0.0% 1.00x (?)
RemoveWhereQuadraticStrings 9740 9748 +0.1% 1.00x (?)
RemoveWhereSwapInts 6137 6153 +0.3% 1.00x
RemoveWhereSwapStrings 6858 6852 -0.1% 1.00x (?)
ReversedArray 12978 12995 +0.1% 1.00x
ReversedBidirectional 43241 43419 +0.4% 1.00x (?)
ReversedDictionary 23010 23381 +1.6% 0.98x (?)
RomanNumbers 1318531 1356595 +2.9% 0.97x
SequenceAlgosAnySequence 13180 13246 +0.5% 1.00x
SequenceAlgosArray 755957 755062 -0.1% 1.00x (?)
SequenceAlgosContiguousArray 285425 286195 +0.3% 1.00x (?)
SequenceAlgosList 8652 8720 +0.8% 0.99x
SequenceAlgosRange 1293354 1300104 +0.5% 0.99x
SequenceAlgosUnfoldSequence 6529 6556 +0.4% 1.00x
SetExclusiveOr 16214 16275 +0.4% 1.00x (?)
SetExclusiveOr_OfObjects 41002 41246 +0.6% 0.99x (?)
SetIntersect 6584 6618 +0.5% 0.99x (?)
SetIntersect_OfObjects 10266 10255 -0.1% 1.00x (?)
SetIsSubsetOf 1193 1186 -0.6% 1.01x (?)
SetIsSubsetOf_OfObjects 2250 2259 +0.4% 1.00x (?)
SetUnion 11839 11777 -0.5% 1.01x (?)
SetUnion_OfObjects 29764 29814 +0.2% 1.00x (?)
SevenBoom 1087 1090 +0.3% 1.00x (?)
Sim2DArray 43622 43622 +0.0% 1.00x
SortLargeExistentials 11675 11759 +0.7% 0.99x
SortLettersInPlace 1969 1948 -1.1% 1.01x
SortSortedStrings 1164 1127 -3.2% 1.03x
SortStrings 2261 2198 -2.8% 1.03x
SortStringsUnicode 2758 2669 -3.2% 1.03x
StaticArray 2512 2512 +0.0% 1.00x
StrComplexWalk 7276 7274 -0.0% 1.00x (?)
StrToInt 79836 77026 -3.5% 1.04x (?)
StringAdder 1125 1148 +2.0% 0.98x
StringBuilder 5831 5579 -4.3% 1.05x (?)
StringBuilderLong 2951 2954 +0.1% 1.00x (?)
StringComparison_abnormal 1365 1324 -3.0% 1.03x (?)
StringComparison_ascii 9510 9501 -0.1% 1.00x (?)
StringComparison_emoji 1984 1977 -0.4% 1.00x (?)
StringComparison_fastPrenormal 4925 4948 +0.5% 1.00x (?)
StringComparison_longSharedPrefix 2366 2362 -0.2% 1.00x (?)
StringComparison_nonBMPSlowestPrenormal 3668 3656 -0.3% 1.00x (?)
StringComparison_slowerPrenormal 4126 4124 -0.0% 1.00x (?)
StringComparison_zalgo 127189 127686 +0.4% 1.00x (?)
StringEnumRawValueInitialization 33211 33143 -0.2% 1.00x (?)
StringEqualPointerComparison 1573 1629 +3.6% 0.97x
StringFromLongWholeSubstring 12 12 +0.0% 1.00x
StringFromLongWholeSubstringGeneric 201 201 +0.0% 1.00x
StringHasPrefixAscii 3036 3066 +1.0% 0.99x
StringHasPrefixUnicode 106378 106696 +0.3% 1.00x (?)
StringHasSuffixAscii 3139 3184 +1.4% 0.99x
StringHasSuffixUnicode 103236 103220 -0.0% 1.00x (?)
StringInterpolation 13931 13299 -4.5% 1.05x (?)
StringInterpolationManySmallSegments 21899 21782 -0.5% 1.01x (?)
StringMatch 41704 42494 +1.9% 0.98x (?)
StringRemoveDupes 731 736 +0.7% 0.99x (?)
StringUTF16SubstringBuilder 22071 23120 +4.8% 0.95x (?)
StringWithCString 43532 43488 -0.1% 1.00x (?)
StringWordBuilder 2530 2518 -0.5% 1.00x (?)
StringWordBuilderReservingCapacity 2015 2018 +0.1% 1.00x (?)
SubstringComparable 1718 1718 +0.0% 1.00x
SubstringEqualString 1716 1720 +0.2% 1.00x (?)
SubstringEquatable 5427 5444 +0.3% 1.00x (?)
SubstringFromLongString 18 18 +0.0% 1.00x
SubstringFromLongStringGeneric 106 106 +0.0% 1.00x
SuffixAnyCollection 5184 5176 -0.2% 1.00x (?)
SuffixAnyCollectionLazy 34036 35227 +3.5% 0.97x (?)
SuffixAnySeqCRangeIter 39325 40124 +2.0% 0.98x
SuffixAnySeqCRangeIterLazy 39505 40301 +2.0% 0.98x (?)
SuffixAnySeqCntRange 5181 5163 -0.3% 1.00x
SuffixAnySeqCntRangeLazy 5177 5162 -0.3% 1.00x (?)
SuffixAnySequence 26634 26731 +0.4% 1.00x
SuffixAnySequenceLazy 26720 26806 +0.3% 1.00x (?)
SuffixCountableRange 108 107 -0.9% 1.01x
SuffixCountableRangeLazy 11297 11287 -0.1% 1.00x (?)
SuffixSequence 26655 26662 +0.0% 1.00x (?)
SuffixSequenceLazy 26517 26670 +0.6% 0.99x
SumUsingReduce 159373 159824 +0.3% 1.00x
SumUsingReduceInto 153894 153555 -0.2% 1.00x (?)
SuperChars 86056 86879 +1.0% 0.99x (?)
TwoSum 3544 3521 -0.6% 1.01x (?)
TypeFlood 205 204 -0.5% 1.00x (?)
UTF8Decode 29783 29776 -0.0% 1.00x (?)
Walsh 11944 11936 -0.1% 1.00x (?)
WordCountHistogramASCII 39229 39438 +0.5% 0.99x (?)
WordCountHistogramUTF16 46888 47229 +0.7% 0.99x (?)
WordCountUniqueASCII 7201 7268 +0.9% 0.99x
WordCountUniqueUTF16 12873 12994 +0.9% 0.99x
WordSplitASCII 10317 10627 +3.0% 0.97x (?)
WordSplitUTF16 12430 12573 +1.2% 0.99x (?)
XorLoop 25104 25087 -0.1% 1.00x (?)
Added (2)
TEST MIN MAX MEAN MAX_RSS
DictionaryKeysContainsCocoa 61 86 75 314295910
DictionaryKeysContainsNative 55 88 70 58124698
Hardware Overview 
  Model Name: Mac Pro
  Model Identifier: MacPro6,1
  Processor Name: 12-Core Intel Xeon E5
  Processor Speed: 2.7 GHz
  Number of Processors: 1
  Total Number of Cores: 12
  L2 Cache (per Core): 256 KB
  L3 Cache: 30 MB
  Memory: 64 GB

@koher
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koher commented May 5, 2018

@xwu

Thank you for your review.

I have fixed it in 8afa9b1 . Should I squash 8afa9b1 into 903f55b ?

@lorentey
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lorentey commented May 5, 2018

@koher You can squash if you want, but it's also fine like this!

@swift-ci please smoke benchmark

@lorentey
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lorentey commented May 5, 2018

@swift-ci smoke test

@lorentey
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lorentey commented May 5, 2018

@swift-ci smoke benchmark

@lorentey
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lorentey commented May 5, 2018

@swift-ci smoke test

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swift-ci commented May 5, 2018

Build comment file:

Optimized (O)

Regression (17)
TEST OLD NEW DELTA SPEEDUP
Sim2DArray 417 599 +43.6% 0.70x
StringBuilderWithLongSubstring 1617 2018 +24.8% 0.80x (?)
RangeIterationSigned 171 200 +17.0% 0.86x
ObjectiveCBridgeFromNSArrayAnyObjectForced 4937 5676 +15.0% 0.87x
CharIndexing_punctuated_unicodeScalars 3660 4163 +13.7% 0.88x
ObjectiveCBridgeFromNSArrayAnyObjectToStringForced 44231 48494 +9.6% 0.91x (?)
CharIndexing_ascii_unicodeScalars 16088 17635 +9.6% 0.91x
RemoveWhereFilterString 216 234 +8.3% 0.92x
CharIndexing_chinese_unicodeScalars 12253 13271 +8.3% 0.92x (?)
RC4 149 161 +8.1% 0.93x
SubstringFromLongStringGeneric 75 81 +8.0% 0.93x
SubstringComparable 26 28 +7.7% 0.93x
CharIndexing_utf16_unicodeScalars 24197 25895 +7.0% 0.93x (?)
CharIndexing_punctuatedJapanese_unicodeScalars 2925 3101 +6.0% 0.94x
CharIndexing_japanese_unicodeScalars 19412 20564 +5.9% 0.94x (?)
CStringLongAscii 4652 4920 +5.8% 0.95x
StringWithCString 40819 43017 +5.4% 0.95x
Improvement (25)
TEST OLD NEW DELTA SPEEDUP
BinaryFloatingPointPropertiesBinade 31 25 -19.4% 1.24x
ChainedFilterMap 1409 1248 -11.4% 1.13x
CharIteration_korean_unicodeScalars 23225 20701 -10.9% 1.12x
DataReplaceMedium 13921 12421 -10.8% 1.12x (?)
Chars 1216 1092 -10.2% 1.11x
PointerArithmetics 34375 31495 -8.4% 1.09x
EqualSubstringSubstringGenericEquatable 48 44 -8.3% 1.09x
CharIteration_japanese_unicodeScalars 27852 25553 -8.3% 1.09x
CharIteration_ascii_unicodeScalars 23238 21340 -8.2% 1.09x
CharIteration_tweet_unicodeScalars 45846 42126 -8.1% 1.09x
CharIteration_russian_unicodeScalars 19322 17767 -8.0% 1.09x
CharIteration_chinese_unicodeScalars 17548 16172 -7.8% 1.09x
CharIndexing_japanese_unicodeScalars_Backwards 21197 19593 -7.6% 1.08x (?)
CharIteration_punctuated_unicodeScalars 5179 4789 -7.5% 1.08x
CharIteration_punctuatedJapanese_unicodeScalars 4123 3814 -7.5% 1.08x
PopFrontArrayGeneric 1973 1831 -7.2% 1.08x (?)
RemoveWhereMoveInts 15 14 -6.7% 1.07x
DataReplaceMediumBuffer 16222 15224 -6.2% 1.07x
LessSubstringSubstringGenericComparable 49 46 -6.1% 1.07x
StringEqualPointerComparison 304 286 -5.9% 1.06x
ObjectiveCBridgeStubFromArrayOfNSString 34152 32132 -5.9% 1.06x (?)
Dictionary4 343 323 -5.8% 1.06x
BinaryFloatingPointPropertiesUlp 37 35 -5.4% 1.06x
SumUsingReduceInto 102 97 -4.9% 1.05x
ArrayAppendUTF16Substring 284994 271233 -4.8% 1.05x
No Changes (385)
TEST OLD NEW DELTA SPEEDUP
AngryPhonebook 3734 3741 +0.2% 1.00x (?)
AnyHashableWithAClass 84980 86381 +1.6% 0.98x
Array2D 2858 2860 +0.1% 1.00x (?)
ArrayAppend 1063 1071 +0.8% 0.99x
ArrayAppendArrayOfInt 799 796 -0.4% 1.00x (?)
ArrayAppendAscii 3934 4014 +2.0% 0.98x
ArrayAppendAsciiSubstring 154033 152734 -0.8% 1.01x
ArrayAppendFromGeneric 800 812 +1.5% 0.99x
ArrayAppendGenericStructs 1428 1422 -0.4% 1.00x (?)
ArrayAppendLatin1 39944 40452 +1.3% 0.99x
ArrayAppendLatin1Substring 282918 274802 -2.9% 1.03x
ArrayAppendLazyMap 1343 1341 -0.1% 1.00x (?)
ArrayAppendOptionals 1426 1426 +0.0% 1.00x
ArrayAppendRepeatCol 1340 1340 +0.0% 1.00x
ArrayAppendReserved 799 798 -0.1% 1.00x (?)
ArrayAppendSequence 1120 1117 -0.3% 1.00x (?)
ArrayAppendStrings 6210 6215 +0.1% 1.00x (?)
ArrayAppendToFromGeneric 800 799 -0.1% 1.00x (?)
ArrayAppendToGeneric 798 799 +0.1% 1.00x (?)
ArrayAppendUTF16 39855 40194 +0.9% 0.99x (?)
ArrayInClass 86 86 +0.0% 1.00x
ArrayLiteral 0 0 +0.0% 1.00x
ArrayOfGenericPOD2 151 151 +0.0% 1.00x
ArrayOfGenericRef 4388 4383 -0.1% 1.00x (?)
ArrayOfPOD 184 184 +0.0% 1.00x
ArrayOfRef 4358 4371 +0.3% 1.00x
ArrayPlusEqualArrayOfInt 799 798 -0.1% 1.00x (?)
ArrayPlusEqualFiveElementCollection 5422 5465 +0.8% 0.99x
ArrayPlusEqualSingleElementCollection 1068 1064 -0.4% 1.00x (?)
ArrayPlusEqualThreeElements 1656 1652 -0.2% 1.00x (?)
ArraySubscript 1528 1556 +1.8% 0.98x
ArrayValueProp 8 8 +0.0% 1.00x
ArrayValueProp2 8 8 +0.0% 1.00x
ArrayValueProp3 8 8 +0.0% 1.00x
ArrayValueProp4 8 8 +0.0% 1.00x
BinaryFloatingPointPropertiesNextUp 28 28 +0.0% 1.00x
BitCount 211 202 -4.3% 1.04x
ByteSwap 106 107 +0.9% 0.99x
COWTree 5420 5527 +2.0% 0.98x (?)
CSVParsing 723374 729024 +0.8% 0.99x (?)
CSVParsingAlt 793368 791540 -0.2% 1.00x
CSVParsingAltIndices 342578 342689 +0.0% 1.00x (?)
CStringLongNonAscii 2178 2247 +3.2% 0.97x
CStringShortAscii 3169 3205 +1.1% 0.99x (?)
Calculator 1126 1102 -2.1% 1.02x
CaptureProp 4121 4071 -1.2% 1.01x
CharIndexing_ascii_unicodeScalars_Backwards 16366 15912 -2.8% 1.03x (?)
CharIndexing_chinese_unicodeScalars_Backwards 12392 12051 -2.8% 1.03x (?)
CharIndexing_korean_unicodeScalars 16062 16660 +3.7% 0.96x (?)
CharIndexing_korean_unicodeScalars_Backwards 16097 15415 -4.2% 1.04x
CharIndexing_punctuatedJapanese_unicodeScalars_Backwards 2965 2901 -2.2% 1.02x
CharIndexing_punctuated_unicodeScalars_Backwards 3863 3701 -4.2% 1.04x (?)
CharIndexing_russian_unicodeScalars 15013 14307 -4.7% 1.05x (?)
CharIndexing_russian_unicodeScalars_Backwards 13696 13783 +0.6% 0.99x (?)
CharIndexing_tweet_unicodeScalars 33404 33228 -0.5% 1.01x (?)
CharIndexing_tweet_unicodeScalars_Backwards 34974 33951 -2.9% 1.03x (?)
CharIndexing_utf16_unicodeScalars_Backwards 26010 25742 -1.0% 1.01x (?)
CharIteration_ascii_unicodeScalars_Backwards 15149 15109 -0.3% 1.00x (?)
CharIteration_chinese_unicodeScalars_Backwards 11473 11445 -0.2% 1.00x
CharIteration_japanese_unicodeScalars_Backwards 18669 18095 -3.1% 1.03x
CharIteration_korean_unicodeScalars_Backwards 14689 14647 -0.3% 1.00x
CharIteration_punctuatedJapanese_unicodeScalars_Backwards 2750 2738 -0.4% 1.00x
CharIteration_punctuated_unicodeScalars_Backwards 3437 3428 -0.3% 1.00x (?)
CharIteration_russian_unicodeScalars_Backwards 12619 12591 -0.2% 1.00x
CharIteration_tweet_unicodeScalars_Backwards 29990 29861 -0.4% 1.00x (?)
CharIteration_utf16_unicodeScalars 28404 28162 -0.9% 1.01x
CharIteration_utf16_unicodeScalars_Backwards 18863 18613 -1.3% 1.01x
CharacterLiteralsLarge 5793 5849 +1.0% 0.99x
CharacterLiteralsSmall 220 217 -1.4% 1.01x
CharacterPropertiesFetch 4540 4589 +1.1% 0.99x (?)
CharacterPropertiesPrecomputed 1126 1122 -0.4% 1.00x (?)
CharacterPropertiesStashed 1484 1482 -0.1% 1.00x (?)
CharacterPropertiesStashedMemo 1595 1568 -1.7% 1.02x
ClassArrayGetter 15 15 +0.0% 1.00x
Combos 497 500 +0.6% 0.99x
DataAccessBytes 1240 1241 +0.1% 1.00x
DataAppendArray 6182 6038 -2.3% 1.02x
DataAppendBytes 5915 5973 +1.0% 0.99x
DataAppendDataLargeToLarge 70908 71006 +0.1% 1.00x (?)
DataAppendDataLargeToMedium 36696 37404 +1.9% 0.98x (?)
DataAppendDataLargeToSmall 35964 35982 +0.1% 1.00x (?)
DataAppendDataMediumToLarge 39412 39797 +1.0% 0.99x (?)
DataAppendDataMediumToMedium 8389 8748 +4.3% 0.96x (?)
DataAppendDataMediumToSmall 6858 7077 +3.2% 0.97x (?)
DataAppendDataSmallToLarge 38190 38722 +1.4% 0.99x
DataAppendDataSmallToMedium 7710 7641 -0.9% 1.01x (?)
DataAppendDataSmallToSmall 7009 6712 -4.2% 1.04x (?)
DataAppendSequence 21072 20817 -1.2% 1.01x (?)
DataCopyBytes 2563 2676 +4.4% 0.96x
DataCount 37 38 +2.7% 0.97x
DataMutateBytes 4351 4325 -0.6% 1.01x (?)
DataReplaceLarge 42474 42706 +0.5% 0.99x (?)
DataReplaceLargeBuffer 61526 60001 -2.5% 1.03x (?)
DataReplaceSmall 9151 9019 -1.4% 1.01x
DataReplaceSmallBuffer 11902 11733 -1.4% 1.01x (?)
DataReset 3186 3206 +0.6% 0.99x (?)
DataSetCount 920 893 -2.9% 1.03x
DataSubscript 240 237 -1.2% 1.01x
DictOfArraysToArrayOfDicts 813 807 -0.7% 1.01x (?)
Dictionary 700 696 -0.6% 1.01x
Dictionary2 816 815 -0.1% 1.00x (?)
Dictionary2OfObjects 2235 2228 -0.3% 1.00x (?)
Dictionary3 253 251 -0.8% 1.01x
Dictionary3OfObjects 768 769 +0.1% 1.00x (?)
Dictionary4Legacy 725 725 +0.0% 1.00x
Dictionary4OfObjects 455 443 -2.6% 1.03x
Dictionary4OfObjectsLegacy 977 977 +0.0% 1.00x
DictionaryBridge 1222 1238 +1.3% 0.99x (?)
DictionaryCopy 107229 106815 -0.4% 1.00x (?)
DictionaryFilter 106286 106316 +0.0% 1.00x (?)
DictionaryGroup 217 215 -0.9% 1.01x
DictionaryGroupOfObjects 2117 2115 -0.1% 1.00x (?)
DictionaryLiteral 1923 1928 +0.3% 1.00x (?)
DictionaryOfObjects 2504 2508 +0.2% 1.00x (?)
DictionaryRemove 4190 4245 +1.3% 0.99x
DictionaryRemoveOfObjects 25994 26172 +0.7% 0.99x
DictionarySubscriptDefaultMutation 267 265 -0.7% 1.01x
DictionarySubscriptDefaultMutationArray 625 627 +0.3% 1.00x (?)
DictionarySubscriptDefaultMutationArrayOfObjects 4002 4001 -0.0% 1.00x (?)
DictionarySubscriptDefaultMutationOfObjects 1718 1711 -0.4% 1.00x
DictionarySwap 1046 1050 +0.4% 1.00x
DictionarySwapAt 6759 6985 +3.3% 0.97x
DictionarySwapAtOfObjects 52401 52770 +0.7% 0.99x
DictionarySwapOfObjects 8850 8749 -1.1% 1.01x (?)
DoubleWidthDivision 0 0 +0.0% 1.00x
DropFirstAnyCollection 84 84 +0.0% 1.00x
DropFirstAnyCollectionLazy 62336 62282 -0.1% 1.00x (?)
DropFirstAnySeqCRangeIter 21680 21644 -0.2% 1.00x
DropFirstAnySeqCRangeIterLazy 21709 21649 -0.3% 1.00x
DropFirstAnySeqCntRange 41 41 +0.0% 1.00x
DropFirstAnySeqCntRangeLazy 41 41 +0.0% 1.00x
DropFirstAnySequence 4968 4956 -0.2% 1.00x (?)
DropFirstAnySequenceLazy 4963 4947 -0.3% 1.00x
DropFirstArray 35 35 +0.0% 1.00x
DropFirstArrayLazy 35 35 +0.0% 1.00x
DropFirstCountableRange 35 35 +0.0% 1.00x
DropFirstCountableRangeLazy 35 35 +0.0% 1.00x
DropFirstSequence 2703 2684 -0.7% 1.01x (?)
DropFirstSequenceLazy 2814 2769 -1.6% 1.02x
DropLastAnyCollection 31 31 +0.0% 1.00x
DropLastAnyCollectionLazy 20739 20791 +0.3% 1.00x (?)
DropLastAnySeqCRangeIter 3624 3653 +0.8% 0.99x
DropLastAnySeqCRangeIterLazy 3635 3655 +0.6% 0.99x (?)
DropLastAnySeqCntRange 13 13 +0.0% 1.00x
DropLastAnySeqCntRangeLazy 13 13 +0.0% 1.00x
DropLastAnySequence 5301 5259 -0.8% 1.01x
DropLastAnySequenceLazy 5145 5147 +0.0% 1.00x (?)
DropLastCountableRange 11 11 +0.0% 1.00x
DropLastCountableRangeLazy 12 12 +0.0% 1.00x
DropLastSequence 633 633 +0.0% 1.00x
DropLastSequenceLazy 633 634 +0.2% 1.00x (?)
DropWhileAnyCollection 107 107 +0.0% 1.00x
DropWhileAnyCollectionLazy 125 125 +0.0% 1.00x
DropWhileAnySeqCRangeIter 17069 17080 +0.1% 1.00x (?)
DropWhileAnySeqCRangeIterLazy 125 125 +0.0% 1.00x
DropWhileAnySeqCntRange 50 50 +0.0% 1.00x
DropWhileAnySeqCntRangeLazy 125 125 +0.0% 1.00x
DropWhileAnySequence 4857 4846 -0.2% 1.00x
DropWhileAnySequenceLazy 1856 1857 +0.1% 1.00x (?)
DropWhileArrayLazy 88 88 +0.0% 1.00x
DropWhileCountableRange 36 36 +0.0% 1.00x
DropWhileCountableRangeLazy 105 105 +0.0% 1.00x
DropWhileSequence 2242 2224 -0.8% 1.01x
DropWhileSequenceLazy 88 88 +0.0% 1.00x
EqualStringSubstring 55 53 -3.6% 1.04x (?)
EqualSubstringString 64 64 +0.0% 1.00x
EqualSubstringSubstring 48 48 +0.0% 1.00x
ErrorHandling 1490 1491 +0.1% 1.00x (?)
ExclusivityGlobal 5 5 +0.0% 1.00x
ExclusivityIndependent 2 2 +0.0% 1.00x
FatCompactMap 204026 204684 +0.3% 1.00x (?)
FilterEvenUsingReduce 1308 1313 +0.4% 1.00x (?)
FilterEvenUsingReduceInto 148 152 +2.7% 0.97x (?)
FloatingPointPrinting_Double_description_small 23786 23717 -0.3% 1.00x
FloatingPointPrinting_Double_description_uniform 23216 23307 +0.4% 1.00x (?)
FloatingPointPrinting_Double_interpolated 67424 67345 -0.1% 1.00x (?)
FloatingPointPrinting_Float80_description_small 30750 30762 +0.0% 1.00x (?)
FloatingPointPrinting_Float80_description_uniform 29759 29687 -0.2% 1.00x (?)
FloatingPointPrinting_Float80_interpolated 70978 70366 -0.9% 1.01x (?)
FloatingPointPrinting_Float_description_small 5164 5160 -0.1% 1.00x (?)
FloatingPointPrinting_Float_description_uniform 4954 5134 +3.6% 0.96x
FloatingPointPrinting_Float_interpolated 42093 42048 -0.1% 1.00x (?)
FrequenciesUsingReduce 5002 5155 +3.1% 0.97x (?)
FrequenciesUsingReduceInto 1555 1555 +0.0% 1.00x
Hanoi 2190 2190 +0.0% 1.00x
HashTest 1036 1030 -0.6% 1.01x (?)
Histogram 704 694 -1.4% 1.01x
Integrate 335 336 +0.3% 1.00x
IterateData 1821 1821 +0.0% 1.00x
Join 180 180 +0.0% 1.00x
LazilyFilteredArrayContains 35489 35488 -0.0% 1.00x (?)
LazilyFilteredArrays 67134 65012 -3.2% 1.03x (?)
LazilyFilteredRange 3878 3872 -0.2% 1.00x (?)
LessSubstringSubstring 48 46 -4.2% 1.04x (?)
LinkedList 7595 7544 -0.7% 1.01x
LuhnAlgoEager 325 326 +0.3% 1.00x
LuhnAlgoLazy 319 322 +0.9% 0.99x
MapReduce 401 401 +0.0% 1.00x
MapReduceAnyCollection 429 429 +0.0% 1.00x
MapReduceAnyCollectionShort 2250 2269 +0.8% 0.99x
MapReduceClass 3026 3021 -0.2% 1.00x
MapReduceClassShort 4563 4578 +0.3% 1.00x (?)
MapReduceLazyCollection 13 13 +0.0% 1.00x
MapReduceLazyCollectionShort 37 38 +2.7% 0.97x (?)
MapReduceLazySequence 86 86 +0.0% 1.00x
MapReduceSequence 452 457 +1.1% 0.99x
MapReduceShort 2009 2079 +3.5% 0.97x
MapReduceShortString 30 30 +0.0% 1.00x
MapReduceString 79 79 +0.0% 1.00x
Memset 222 217 -2.3% 1.02x (?)
MonteCarloE 10227 10366 +1.4% 0.99x
MonteCarloPi 42697 42775 +0.2% 1.00x
NSDictionaryCastToSwift 7151 7299 +2.1% 0.98x
NSError 174 174 +0.0% 1.00x
NSStringConversion 724 722 -0.3% 1.00x (?)
NibbleSort 3674 3676 +0.1% 1.00x
NopDeinit 32385 32355 -0.1% 1.00x (?)
ObjectAllocation 134 132 -1.5% 1.02x
ObjectiveCBridgeFromNSArrayAnyObject 25665 25943 +1.1% 0.99x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToString 46343 46464 +0.3% 1.00x (?)
ObjectiveCBridgeFromNSDictionaryAnyObject 119198 114241 -4.2% 1.04x (?)
ObjectiveCBridgeFromNSSetAnyObject 51657 53775 +4.1% 0.96x
ObjectiveCBridgeFromNSSetAnyObjectForced 5444 5286 -2.9% 1.03x (?)
ObjectiveCBridgeFromNSSetAnyObjectToString 67497 66546 -1.4% 1.01x (?)
ObjectiveCBridgeFromNSString 1221 1224 +0.2% 1.00x (?)
ObjectiveCBridgeFromNSStringForced 2670 2774 +3.9% 0.96x (?)
ObjectiveCBridgeStubDataAppend 11606 11274 -2.9% 1.03x
ObjectiveCBridgeStubDateMutation 401 401 +0.0% 1.00x
ObjectiveCBridgeStubFromNSDate 7143 7092 -0.7% 1.01x (?)
ObjectiveCBridgeStubFromNSString 1044 1044 +0.0% 1.00x
ObjectiveCBridgeStubFromNSStringRef 164 167 +1.8% 0.98x
ObjectiveCBridgeStubNSDataAppend 2600 2645 +1.7% 0.98x (?)
ObjectiveCBridgeStubNSDateMutationRef 13519 13288 -1.7% 1.02x (?)
ObjectiveCBridgeStubToArrayOfNSString 40108 40336 +0.6% 0.99x (?)
ObjectiveCBridgeStubToNSDate 15463 15178 -1.8% 1.02x (?)
ObjectiveCBridgeStubToNSDateRef 3496 3451 -1.3% 1.01x (?)
ObjectiveCBridgeStubToNSString 2394 2383 -0.5% 1.00x (?)
ObjectiveCBridgeStubToNSStringRef 121 121 +0.0% 1.00x
ObjectiveCBridgeStubURLAppendPath 287009 282619 -1.5% 1.02x (?)
ObjectiveCBridgeStubURLAppendPathRef 290394 289039 -0.5% 1.00x (?)
ObjectiveCBridgeToNSArray 15321 16035 +4.7% 0.96x (?)
ObjectiveCBridgeToNSDictionary 26676 27711 +3.9% 0.96x (?)
ObjectiveCBridgeToNSSet 17041 17225 +1.1% 0.99x (?)
ObjectiveCBridgeToNSString 487 492 +1.0% 0.99x
ObserverClosure 2191 2178 -0.6% 1.01x (?)
ObserverForwarderStruct 1257 1252 -0.4% 1.00x (?)
ObserverPartiallyAppliedMethod 3759 3798 +1.0% 0.99x (?)
ObserverUnappliedMethod 2603 2618 +0.6% 0.99x (?)
OpenClose 272 263 -3.3% 1.03x
PartialApplyDynamicType 0 0 +0.0% 1.00x
Phonebook 4760 4743 -0.4% 1.00x
PolymorphicCalls 25 25 +0.0% 1.00x
PopFrontArray 1962 1963 +0.1% 1.00x (?)
PopFrontUnsafePointer 9522 9560 +0.4% 1.00x (?)
PrefixAnyCollection 84 84 +0.0% 1.00x
PrefixAnyCollectionLazy 62470 62754 +0.5% 1.00x (?)
PrefixAnySeqCRangeIter 16785 16803 +0.1% 1.00x
PrefixAnySeqCRangeIterLazy 16787 16803 +0.1% 1.00x
PrefixAnySeqCntRange 28 28 +0.0% 1.00x
PrefixAnySeqCntRangeLazy 27 28 +3.7% 0.96x
PrefixAnySequence 4358 4308 -1.1% 1.01x
PrefixAnySequenceLazy 4360 4366 +0.1% 1.00x (?)
PrefixArray 35 35 +0.0% 1.00x
PrefixArrayLazy 35 35 +0.0% 1.00x
PrefixCountableRange 35 35 +0.0% 1.00x
PrefixCountableRangeLazy 35 35 +0.0% 1.00x
PrefixSequence 2224 2224 +0.0% 1.00x
PrefixSequenceLazy 2280 2277 -0.1% 1.00x
PrefixWhileAnyCollection 154 154 +0.0% 1.00x
PrefixWhileAnyCollectionLazy 90 90 +0.0% 1.00x
PrefixWhileAnySeqCRangeIter 9461 9297 -1.7% 1.02x (?)
PrefixWhileAnySeqCRangeIterLazy 72 72 +0.0% 1.00x
PrefixWhileAnySeqCntRange 59 60 +1.7% 0.98x
PrefixWhileAnySeqCntRangeLazy 90 90 +0.0% 1.00x
PrefixWhileAnySequence 10189 10373 +1.8% 0.98x (?)
PrefixWhileAnySequenceLazy 1392 1393 +0.1% 1.00x (?)
PrefixWhileArray 88 88 +0.0% 1.00x
PrefixWhileArrayLazy 70 70 +0.0% 1.00x
PrefixWhileCountableRange 36 36 +0.0% 1.00x
PrefixWhileCountableRangeLazy 35 35 +0.0% 1.00x
PrefixWhileSequence 361 360 -0.3% 1.00x (?)
PrefixWhileSequenceLazy 52 52 +0.0% 1.00x
Prims 912 916 +0.4% 1.00x (?)
PrimsSplit 907 903 -0.4% 1.00x (?)
QueueConcrete 1148 1149 +0.1% 1.00x (?)
QueueGeneric 1150 1149 -0.1% 1.00x
RGBHistogram 3212 3240 +0.9% 0.99x
RGBHistogramOfObjects 23818 23795 -0.1% 1.00x (?)
RangeAssignment 336 351 +4.5% 0.96x
RangeReplaceableCollectionPlusDefault 1012 1014 +0.2% 1.00x (?)
RecursiveOwnedParameter 115 115 +0.0% 1.00x
RemoveWhereFilterInts 47 46 -2.1% 1.02x
RemoveWhereFilterStrings 437 437 +0.0% 1.00x
RemoveWhereMoveStrings 711 709 -0.3% 1.00x
RemoveWhereQuadraticInts 1291 1292 +0.1% 1.00x (?)
RemoveWhereQuadraticString 353 357 +1.1% 0.99x (?)
RemoveWhereQuadraticStrings 2757 2756 -0.0% 1.00x (?)
RemoveWhereSwapInts 19 19 +0.0% 1.00x
RemoveWhereSwapStrings 861 859 -0.2% 1.00x
ReversedArray 58 57 -1.7% 1.02x
ReversedBidirectional 16672 16404 -1.6% 1.02x
ReversedDictionary 267 268 +0.4% 1.00x (?)
RomanNumbers 91315 91077 -0.3% 1.00x
SequenceAlgosAnySequence 11911 11912 +0.0% 1.00x (?)
SequenceAlgosArray 1580 1580 +0.0% 1.00x
SequenceAlgosContiguousArray 1583 1577 -0.4% 1.00x (?)
SequenceAlgosList 1350 1355 +0.4% 1.00x
SequenceAlgosRange 2578 2577 -0.0% 1.00x (?)
SequenceAlgosUnfoldSequence 1103 1103 +0.0% 1.00x
SetExclusiveOr 5172 5185 +0.3% 1.00x (?)
SetExclusiveOr_OfObjects 12035 11867 -1.4% 1.01x
SetIntersect 699 699 +0.0% 1.00x
SetIntersect_OfObjects 1673 1653 -1.2% 1.01x (?)
SetIsSubsetOf 354 354 +0.0% 1.00x
SetIsSubsetOf_OfObjects 450 450 +0.0% 1.00x
SetUnion 4470 4569 +2.2% 0.98x
SetUnion_OfObjects 10206 10129 -0.8% 1.01x
SevenBoom 888 886 -0.2% 1.00x (?)
SortLargeExistentials 6190 6129 -1.0% 1.01x
SortLettersInPlace 1044 1047 +0.3% 1.00x (?)
SortSortedStrings 1004 1038 +3.4% 0.97x
SortStrings 1981 1999 +0.9% 0.99x
SortStringsUnicode 2454 2493 +1.6% 0.98x
StackPromo 25547 25320 -0.9% 1.01x
StaticArray 9 9 +0.0% 1.00x
StrComplexWalk 1785 1785 +0.0% 1.00x
StrToInt 3179 3145 -1.1% 1.01x
StringAdder 713 709 -0.6% 1.01x
StringBuilder 664 642 -3.3% 1.03x
StringBuilderLong 2781 2780 -0.0% 1.00x (?)
StringComparison_abnormal 791 794 +0.4% 1.00x (?)
StringComparison_ascii 1282 1282 +0.0% 1.00x
StringComparison_emoji 811 811 +0.0% 1.00x
StringComparison_fastPrenormal 797 801 +0.5% 1.00x
StringComparison_latin1 630 626 -0.6% 1.01x
StringComparison_longSharedPrefix 929 933 +0.4% 1.00x
StringComparison_nonBMPSlowestPrenormal 1581 1568 -0.8% 1.01x
StringComparison_slowerPrenormal 1723 1703 -1.2% 1.01x (?)
StringComparison_zalgo 125582 124680 -0.7% 1.01x (?)
StringEdits 171623 172653 +0.6% 0.99x (?)
StringEnumRawValueInitialization 955 937 -1.9% 1.02x
StringFromLongWholeSubstring 21 21 +0.0% 1.00x
StringFromLongWholeSubstringGeneric 21 21 +0.0% 1.00x
StringHasPrefixAscii 2206 2205 -0.0% 1.00x
StringHasPrefixUnicode 104684 105772 +1.0% 0.99x
StringHasSuffixAscii 2321 2320 -0.0% 1.00x
StringHasSuffixUnicode 102343 101937 -0.4% 1.00x
StringInterpolation 10039 9947 -0.9% 1.01x (?)
StringInterpolationManySmallSegments 20066 20153 +0.4% 1.00x (?)
StringInterpolationSmall 6843 6984 +2.1% 0.98x
StringMatch 12991 13236 +1.9% 0.98x
StringRemoveDupes 527 521 -1.1% 1.01x (?)
StringUTF16Builder 2627 2599 -1.1% 1.01x (?)
StringUTF16SubstringBuilder 5872 5860 -0.2% 1.00x (?)
StringWalk 1428 1416 -0.8% 1.01x
StringWordBuilder 2324 2333 +0.4% 1.00x (?)
StringWordBuilderReservingCapacity 1915 1910 -0.3% 1.00x (?)
SubstringEqualString 790 776 -1.8% 1.02x
SubstringEquatable 1391 1375 -1.2% 1.01x (?)
SubstringFromLongString 10 10 +0.0% 1.00x
SuffixAnyCollection 31 31 +0.0% 1.00x
SuffixAnyCollectionLazy 20800 20969 +0.8% 0.99x (?)
SuffixAnySeqCRangeIter 3893 3917 +0.6% 0.99x (?)
SuffixAnySeqCRangeIterLazy 3869 3887 +0.5% 1.00x
SuffixAnySeqCntRange 20 20 +0.0% 1.00x
SuffixAnySeqCntRangeLazy 20 20 +0.0% 1.00x
SuffixAnySequence 5214 5058 -3.0% 1.03x
SuffixAnySequenceLazy 5297 5203 -1.8% 1.02x (?)
SuffixCountableRange 11 11 +0.0% 1.00x
SuffixCountableRangeLazy 11 11 +0.0% 1.00x
SuffixSequence 3757 3724 -0.9% 1.01x
SuffixSequenceLazy 3774 3710 -1.7% 1.02x (?)
SumUsingReduce 97 102 +5.2% 0.95x
SuperChars 14809 14863 +0.4% 1.00x (?)
TwoSum 1480 1476 -0.3% 1.00x (?)
TypeFlood 0 0 +0.0% 1.00x
UTF8Decode 304 319 +4.9% 0.95x
Walsh 435 446 +2.5% 0.98x
WordCountHistogramASCII 7680 7761 +1.1% 0.99x
WordCountHistogramUTF16 14253 14379 +0.9% 0.99x
WordCountUniqueASCII 2135 2202 +3.1% 0.97x
WordCountUniqueUTF16 7697 7516 -2.4% 1.02x (?)
WordSplitASCII 6919 6747 -2.5% 1.03x (?)
WordSplitUTF16 8732 8696 -0.4% 1.00x (?)
XorLoop 395 402 +1.8% 0.98x
Added (2)
TEST MIN MAX MEAN MAX_RSS
DictionaryKeysContainsCocoa 39 57 47 313835520
DictionaryKeysContainsNative 32 41 36 57662123

Unoptimized (Onone)

Regression (14)
TEST OLD NEW DELTA SPEEDUP
DataSetCount 555 633 +14.1% 0.88x
CharIteration_chinese_unicodeScalars 113767 125015 +9.9% 0.91x
CharIteration_japanese_unicodeScalars 179770 197474 +9.8% 0.91x
ObjectiveCBridgeFromNSArrayAnyObjectForced 9595 10436 +8.8% 0.92x (?)
ObjectiveCBridgeFromNSSetAnyObjectForced 5802 6282 +8.3% 0.92x (?)
NSDictionaryCastToSwift 8572 9263 +8.1% 0.93x (?)
TypeFlood 198 213 +7.6% 0.93x (?)
EqualSubstringString 67 72 +7.5% 0.93x
FilterEvenUsingReduce 3645 3911 +7.3% 0.93x (?)
ErrorHandling 6734 7212 +7.1% 0.93x
StringUTF16Builder 8062 8589 +6.5% 0.94x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToString 47976 50980 +6.3% 0.94x (?)
FloatingPointPrinting_Float80_interpolated 118489 125672 +6.1% 0.94x
BitCount 8557 9063 +5.9% 0.94x
Improvement (9)
TEST OLD NEW DELTA SPEEDUP
CharIndexing_japanese_unicodeScalars_Backwards 489381 429335 -12.3% 1.14x
StringComparison_latin1 4319 3911 -9.4% 1.10x
AngryPhonebook 5777 5300 -8.3% 1.09x (?)
SubstringEqualString 1866 1724 -7.6% 1.08x (?)
DropFirstAnyCollectionLazy 109114 101704 -6.8% 1.07x
StringInterpolation 13687 12765 -6.7% 1.07x (?)
PointerArithmetics 125938 117537 -6.7% 1.07x
StackPromo 107444 101261 -5.8% 1.06x (?)
LessSubstringSubstringGenericComparable 57 54 -5.3% 1.06x (?)
No Changes (404)
TEST OLD NEW DELTA SPEEDUP
AnyHashableWithAClass 102078 102027 -0.0% 1.00x (?)
Array2D 639594 639402 -0.0% 1.00x (?)
ArrayAppend 4440 4556 +2.6% 0.97x
ArrayAppendArrayOfInt 862 866 +0.5% 1.00x (?)
ArrayAppendAscii 28796 29016 +0.8% 0.99x
ArrayAppendAsciiSubstring 184555 184193 -0.2% 1.00x
ArrayAppendFromGeneric 868 871 +0.3% 1.00x (?)
ArrayAppendGenericStructs 1502 1503 +0.1% 1.00x (?)
ArrayAppendLatin1 66446 66656 +0.3% 1.00x
ArrayAppendLatin1Substring 323324 324062 +0.2% 1.00x (?)
ArrayAppendLazyMap 172471 171389 -0.6% 1.01x
ArrayAppendOptionals 1504 1495 -0.6% 1.01x (?)
ArrayAppendRepeatCol 183958 184364 +0.2% 1.00x
ArrayAppendReserved 4280 4164 -2.7% 1.03x
ArrayAppendSequence 104631 104845 +0.2% 1.00x
ArrayAppendStrings 6354 6365 +0.2% 1.00x (?)
ArrayAppendToFromGeneric 871 872 +0.1% 1.00x (?)
ArrayAppendToGeneric 874 875 +0.1% 1.00x
ArrayAppendUTF16 66161 66480 +0.5% 1.00x
ArrayAppendUTF16Substring 326086 326772 +0.2% 1.00x (?)
ArrayInClass 6257 6228 -0.5% 1.00x (?)
ArrayLiteral 1803 1802 -0.1% 1.00x (?)
ArrayOfGenericPOD2 1071 1073 +0.2% 1.00x (?)
ArrayOfGenericRef 10769 10863 +0.9% 0.99x (?)
ArrayOfPOD 758 762 +0.5% 0.99x
ArrayOfRef 9951 10005 +0.5% 0.99x (?)
ArrayPlusEqualArrayOfInt 866 868 +0.2% 1.00x
ArrayPlusEqualFiveElementCollection 236714 237807 +0.5% 1.00x (?)
ArrayPlusEqualSingleElementCollection 233034 235481 +1.1% 0.99x (?)
ArrayPlusEqualThreeElements 9393 9401 +0.1% 1.00x (?)
ArraySubscript 108831 106766 -1.9% 1.02x
ArrayValueProp 3676 3672 -0.1% 1.00x (?)
ArrayValueProp2 15521 15310 -1.4% 1.01x (?)
ArrayValueProp3 4202 4210 +0.2% 1.00x (?)
ArrayValueProp4 4184 4146 -0.9% 1.01x
BinaryFloatingPointPropertiesBinade 85 83 -2.4% 1.02x
BinaryFloatingPointPropertiesNextUp 128 131 +2.3% 0.98x
BinaryFloatingPointPropertiesUlp 131 127 -3.1% 1.03x
ByteSwap 9488 9830 +3.6% 0.97x
COWTree 12582 12189 -3.1% 1.03x (?)
CSVParsing 2996229 3014195 +0.6% 0.99x
CSVParsingAlt 1421623 1446870 +1.8% 0.98x (?)
CSVParsingAltIndices 2403066 2383461 -0.8% 1.01x (?)
CStringLongAscii 5370 5369 -0.0% 1.00x (?)
CStringLongNonAscii 2493 2497 +0.2% 1.00x (?)
CStringShortAscii 6539 6556 +0.3% 1.00x (?)
Calculator 2108 2114 +0.3% 1.00x
CaptureProp 281286 278711 -0.9% 1.01x
ChainedFilterMap 234824 235822 +0.4% 1.00x (?)
CharIndexing_ascii_unicodeScalars 317699 318752 +0.3% 1.00x (?)
CharIndexing_ascii_unicodeScalars_Backwards 357833 369759 +3.3% 0.97x
CharIndexing_chinese_unicodeScalars 243867 240014 -1.6% 1.02x (?)
CharIndexing_chinese_unicodeScalars_Backwards 272756 271679 -0.4% 1.00x (?)
CharIndexing_japanese_unicodeScalars 385695 382286 -0.9% 1.01x (?)
CharIndexing_korean_unicodeScalars 307579 306422 -0.4% 1.00x (?)
CharIndexing_korean_unicodeScalars_Backwards 352352 346964 -1.5% 1.02x
CharIndexing_punctuatedJapanese_unicodeScalars 56424 56801 +0.7% 0.99x (?)
CharIndexing_punctuatedJapanese_unicodeScalars_Backwards 61870 61952 +0.1% 1.00x (?)
CharIndexing_punctuated_unicodeScalars 71171 70868 -0.4% 1.00x (?)
CharIndexing_punctuated_unicodeScalars_Backwards 78598 78888 +0.4% 1.00x (?)
CharIndexing_russian_unicodeScalars 265742 263620 -0.8% 1.01x (?)
CharIndexing_russian_unicodeScalars_Backwards 296762 299555 +0.9% 0.99x (?)
CharIndexing_tweet_unicodeScalars 632024 630937 -0.2% 1.00x (?)
CharIndexing_tweet_unicodeScalars_Backwards 733893 712499 -2.9% 1.03x
CharIndexing_utf16_unicodeScalars 277951 276885 -0.4% 1.00x (?)
CharIndexing_utf16_unicodeScalars_Backwards 307346 308865 +0.5% 1.00x (?)
CharIteration_ascii_unicodeScalars 151070 150241 -0.5% 1.01x
CharIteration_ascii_unicodeScalars_Backwards 251274 253627 +0.9% 0.99x
CharIteration_chinese_unicodeScalars_Backwards 189760 196162 +3.4% 0.97x (?)
CharIteration_japanese_unicodeScalars_Backwards 304887 308992 +1.3% 0.99x (?)
CharIteration_korean_unicodeScalars 145685 145242 -0.3% 1.00x
CharIteration_korean_unicodeScalars_Backwards 244291 245726 +0.6% 0.99x (?)
CharIteration_punctuatedJapanese_unicodeScalars 26848 26770 -0.3% 1.00x (?)
CharIteration_punctuatedJapanese_unicodeScalars_Backwards 43833 44220 +0.9% 0.99x
CharIteration_punctuated_unicodeScalars 33629 33709 +0.2% 1.00x (?)
CharIteration_punctuated_unicodeScalars_Backwards 55460 55780 +0.6% 0.99x (?)
CharIteration_russian_unicodeScalars 124938 124766 -0.1% 1.00x (?)
CharIteration_russian_unicodeScalars_Backwards 209468 211003 +0.7% 0.99x (?)
CharIteration_tweet_unicodeScalars 296600 296383 -0.1% 1.00x (?)
CharIteration_tweet_unicodeScalars_Backwards 498498 501263 +0.6% 0.99x
CharIteration_utf16_unicodeScalars 127173 127094 -0.1% 1.00x
CharIteration_utf16_unicodeScalars_Backwards 219977 219875 -0.0% 1.00x (?)
CharacterLiteralsLarge 5780 5957 +3.1% 0.97x
CharacterLiteralsSmall 705 701 -0.6% 1.01x
CharacterPropertiesFetch 5425 5473 +0.9% 0.99x (?)
CharacterPropertiesPrecomputed 3631 3569 -1.7% 1.02x (?)
CharacterPropertiesStashed 2301 2361 +2.6% 0.97x (?)
CharacterPropertiesStashedMemo 4495 4535 +0.9% 0.99x (?)
Chars 36335 36493 +0.4% 1.00x
ClassArrayGetter 996 998 +0.2% 1.00x (?)
Combos 2470 2453 -0.7% 1.01x (?)
DataAccessBytes 2403 2386 -0.7% 1.01x (?)
DataAppendArray 5429 5459 +0.6% 0.99x (?)
DataAppendBytes 5294 5081 -4.0% 1.04x
DataAppendDataLargeToLarge 68792 68942 +0.2% 1.00x (?)
DataAppendDataLargeToMedium 35397 35264 -0.4% 1.00x (?)
DataAppendDataLargeToSmall 34582 34604 +0.1% 1.00x (?)
DataAppendDataMediumToLarge 37920 38053 +0.4% 1.00x (?)
DataAppendDataMediumToMedium 7105 7190 +1.2% 0.99x (?)
DataAppendDataMediumToSmall 6036 6036 +0.0% 1.00x
DataAppendDataSmallToLarge 37012 37183 +0.5% 1.00x (?)
DataAppendDataSmallToMedium 6404 6507 +1.6% 0.98x (?)
DataAppendDataSmallToSmall 5879 5945 +1.1% 0.99x (?)
DataAppendSequence 1924010 1915850 -0.4% 1.00x
DataCopyBytes 2530 2543 +0.5% 0.99x
DataCount 223 223 +0.0% 1.00x
DataMutateBytes 5270 5204 -1.3% 1.01x (?)
DataReplaceLarge 40194 38727 -3.6% 1.04x
DataReplaceLargeBuffer 62424 62955 +0.9% 0.99x (?)
DataReplaceMedium 10034 9816 -2.2% 1.02x (?)
DataReplaceMediumBuffer 17431 17515 +0.5% 1.00x (?)
DataReplaceSmall 6832 6853 +0.3% 1.00x (?)
DataReplaceSmallBuffer 12639 12562 -0.6% 1.01x (?)
DataReset 2909 2928 +0.7% 0.99x (?)
DataSubscript 444 443 -0.2% 1.00x
DictOfArraysToArrayOfDicts 3511 3529 +0.5% 0.99x (?)
Dictionary 2356 2361 +0.2% 1.00x (?)
Dictionary2 1456 1457 +0.1% 1.00x (?)
Dictionary2OfObjects 4303 4305 +0.0% 1.00x (?)
Dictionary3 872 870 -0.2% 1.00x (?)
Dictionary3OfObjects 2108 2170 +2.9% 0.97x (?)
Dictionary4 1315 1318 +0.2% 1.00x (?)
Dictionary4Legacy 1601 1598 -0.2% 1.00x (?)
Dictionary4OfObjects 1960 1896 -3.3% 1.03x (?)
Dictionary4OfObjectsLegacy 2244 2229 -0.7% 1.01x (?)
DictionaryBridge 1338 1349 +0.8% 0.99x (?)
DictionaryCopy 313315 314411 +0.3% 1.00x (?)
DictionaryFilter 328864 329518 +0.2% 1.00x (?)
DictionaryGroup 4565 4553 -0.3% 1.00x
DictionaryGroupOfObjects 7029 7144 +1.6% 0.98x (?)
DictionaryLiteral 8997 8866 -1.5% 1.01x (?)
DictionaryOfObjects 5900 6063 +2.8% 0.97x (?)
DictionaryRemove 17417 17381 -0.2% 1.00x (?)
DictionaryRemoveOfObjects 54060 51999 -3.8% 1.04x (?)
DictionarySubscriptDefaultMutation 2005 2011 +0.3% 1.00x (?)
DictionarySubscriptDefaultMutationArray 2256 2257 +0.0% 1.00x (?)
DictionarySubscriptDefaultMutationArrayOfObjects 9340 9364 +0.3% 1.00x (?)
DictionarySubscriptDefaultMutationOfObjects 5149 5343 +3.8% 0.96x (?)
DictionarySwap 5029 4997 -0.6% 1.01x (?)
DictionarySwapAt 35438 35412 -0.1% 1.00x (?)
DictionarySwapAtOfObjects 113614 113840 +0.2% 1.00x (?)
DictionarySwapOfObjects 19344 19111 -1.2% 1.01x (?)
DoubleWidthDivision 0 0 +0.0% 1.00x
DropFirstAnyCollection 15601 15580 -0.1% 1.00x (?)
DropFirstAnySeqCRangeIter 23711 23821 +0.5% 1.00x
DropFirstAnySeqCRangeIterLazy 24194 24137 -0.2% 1.00x
DropFirstAnySeqCntRange 15637 15559 -0.5% 1.01x (?)
DropFirstAnySeqCntRangeLazy 15539 15547 +0.1% 1.00x (?)
DropFirstAnySequence 13160 13181 +0.2% 1.00x
DropFirstAnySequenceLazy 13102 13135 +0.3% 1.00x
DropFirstArray 3359 3345 -0.4% 1.00x
DropFirstArrayLazy 29289 29748 +1.6% 0.98x
DropFirstCountableRange 310 311 +0.3% 1.00x
DropFirstCountableRangeLazy 33786 33956 +0.5% 0.99x
DropFirstSequence 12572 12704 +1.0% 0.99x
DropFirstSequenceLazy 12901 12842 -0.5% 1.00x (?)
DropLastAnyCollection 5199 5211 +0.2% 1.00x (?)
DropLastAnyCollectionLazy 35123 34801 -0.9% 1.01x (?)
DropLastAnySeqCRangeIter 42884 43351 +1.1% 0.99x
DropLastAnySeqCRangeIterLazy 42903 42996 +0.2% 1.00x
DropLastAnySeqCntRange 5226 5253 +0.5% 0.99x
DropLastAnySeqCntRangeLazy 5185 5210 +0.5% 1.00x
DropLastAnySequence 31140 31041 -0.3% 1.00x
DropLastAnySequenceLazy 31129 31162 +0.1% 1.00x (?)
DropLastCountableRange 107 107 +0.0% 1.00x
DropLastCountableRangeLazy 11331 11365 +0.3% 1.00x (?)
DropLastSequence 31350 31393 +0.1% 1.00x (?)
DropLastSequenceLazy 31140 31007 -0.4% 1.00x (?)
DropWhileAnyCollection 20221 20150 -0.4% 1.00x (?)
DropWhileAnyCollectionLazy 22809 22794 -0.1% 1.00x (?)
DropWhileAnySeqCRangeIter 24650 24723 +0.3% 1.00x
DropWhileAnySeqCRangeIterLazy 22792 22753 -0.2% 1.00x (?)
DropWhileAnySeqCntRange 20120 20167 +0.2% 1.00x
DropWhileAnySeqCntRangeLazy 22847 22763 -0.4% 1.00x
DropWhileAnySequence 13878 13914 +0.3% 1.00x (?)
DropWhileAnySequenceLazy 12769 12555 -1.7% 1.02x
DropWhileArrayLazy 14211 14142 -0.5% 1.00x
DropWhileCountableRange 4881 4903 +0.5% 1.00x (?)
DropWhileCountableRangeLazy 22104 22098 -0.0% 1.00x (?)
DropWhileSequence 13539 13633 +0.7% 0.99x (?)
DropWhileSequenceLazy 12062 12042 -0.2% 1.00x (?)
EqualStringSubstring 71 70 -1.4% 1.01x
EqualSubstringSubstring 73 72 -1.4% 1.01x
EqualSubstringSubstringGenericEquatable 57 58 +1.8% 0.98x
ExclusivityGlobal 183 186 +1.6% 0.98x
ExclusivityIndependent 75 74 -1.3% 1.01x (?)
FatCompactMap 293520 294759 +0.4% 1.00x (?)
FilterEvenUsingReduceInto 1892 1890 -0.1% 1.00x (?)
FloatingPointPrinting_Double_description_small 24920 24247 -2.7% 1.03x (?)
FloatingPointPrinting_Double_description_uniform 36322 36111 -0.6% 1.01x (?)
FloatingPointPrinting_Double_interpolated 100394 101371 +1.0% 0.99x (?)
FloatingPointPrinting_Float80_description_small 31450 31510 +0.2% 1.00x (?)
FloatingPointPrinting_Float80_description_uniform 58671 59441 +1.3% 0.99x (?)
FloatingPointPrinting_Float_description_small 6803 6837 +0.5% 1.00x
FloatingPointPrinting_Float_description_uniform 17323 17372 +0.3% 1.00x (?)
FloatingPointPrinting_Float_interpolated 77448 78685 +1.6% 0.98x (?)
FrequenciesUsingReduce 10665 10605 -0.6% 1.01x (?)
FrequenciesUsingReduceInto 3226 3208 -0.6% 1.01x (?)
Hanoi 20838 20143 -3.3% 1.03x
HashTest 20848 21482 +3.0% 0.97x
Histogram 6297 6296 -0.0% 1.00x (?)
Integrate 458 458 +0.0% 1.00x
IterateData 5433 5412 -0.4% 1.00x
Join 773 773 +0.0% 1.00x
LazilyFilteredArrayContains 760870 760354 -0.1% 1.00x (?)
LazilyFilteredArrays 1489236 1474190 -1.0% 1.01x (?)
LazilyFilteredRange 540947 542199 +0.2% 1.00x (?)
LessSubstringSubstring 73 72 -1.4% 1.01x
LinkedList 32360 32349 -0.0% 1.00x (?)
LuhnAlgoEager 5645 5580 -1.2% 1.01x (?)
LuhnAlgoLazy 5843 5586 -4.4% 1.05x (?)
MapReduce 25640 25868 +0.9% 0.99x
MapReduceAnyCollection 25659 25990 +1.3% 0.99x
MapReduceAnyCollectionShort 36783 38189 +3.8% 0.96x (?)
MapReduceClass 29658 29668 +0.0% 1.00x (?)
MapReduceClassShort 41863 42146 +0.7% 0.99x (?)
MapReduceLazyCollection 22609 22895 +1.3% 0.99x
MapReduceLazyCollectionShort 34184 33401 -2.3% 1.02x (?)
MapReduceLazySequence 20092 20336 +1.2% 0.99x
MapReduceSequence 30641 30792 +0.5% 1.00x (?)
MapReduceShort 37377 37833 +1.2% 0.99x (?)
MapReduceShortString 243 237 -2.5% 1.03x (?)
MapReduceString 1742 1750 +0.5% 1.00x (?)
Memset 45164 44830 -0.7% 1.01x (?)
MonteCarloE 1148787 1137093 -1.0% 1.01x (?)
MonteCarloPi 5203071 5147410 -1.1% 1.01x
NSError 613 605 -1.3% 1.01x (?)
NSStringConversion 781 778 -0.4% 1.00x
NibbleSort 504837 507560 +0.5% 0.99x
NopDeinit 189144 194000 +2.6% 0.97x (?)
ObjectAllocation 1264 1269 +0.4% 1.00x (?)
ObjectiveCBridgeFromNSArrayAnyObject 30095 29319 -2.6% 1.03x (?)
ObjectiveCBridgeFromNSArrayAnyObjectToStringForced 47099 48052 +2.0% 0.98x
ObjectiveCBridgeFromNSDictionaryAnyObject 118970 118683 -0.2% 1.00x (?)
ObjectiveCBridgeFromNSSetAnyObject 55358 55092 -0.5% 1.00x (?)
ObjectiveCBridgeFromNSSetAnyObjectToString 72314 74321 +2.8% 0.97x (?)
ObjectiveCBridgeFromNSString 2867 2879 +0.4% 1.00x (?)
ObjectiveCBridgeFromNSStringForced 2810 2800 -0.4% 1.00x (?)
ObjectiveCBridgeStubDataAppend 6300 6211 -1.4% 1.01x (?)
ObjectiveCBridgeStubDateMutation 716 716 +0.0% 1.00x
ObjectiveCBridgeStubFromArrayOfNSString 32968 33952 +3.0% 0.97x (?)
ObjectiveCBridgeStubFromNSDate 7011 6879 -1.9% 1.02x (?)
ObjectiveCBridgeStubFromNSString 1078 1103 +2.3% 0.98x
ObjectiveCBridgeStubFromNSStringRef 197 194 -1.5% 1.02x
ObjectiveCBridgeStubNSDataAppend 3052 2996 -1.8% 1.02x (?)
ObjectiveCBridgeStubNSDateMutationRef 16015 15828 -1.2% 1.01x (?)
ObjectiveCBridgeStubToArrayOfNSString 39979 39737 -0.6% 1.01x (?)
ObjectiveCBridgeStubToNSDate 15722 16258 +3.4% 0.97x (?)
ObjectiveCBridgeStubToNSDateRef 3487 3467 -0.6% 1.01x (?)
ObjectiveCBridgeStubToNSString 2422 2424 +0.1% 1.00x (?)
ObjectiveCBridgeStubToNSStringRef 150 154 +2.7% 0.97x
ObjectiveCBridgeStubURLAppendPath 300692 308146 +2.5% 0.98x (?)
ObjectiveCBridgeStubURLAppendPathRef 316043 307501 -2.7% 1.03x (?)
ObjectiveCBridgeToNSArray 15392 15371 -0.1% 1.00x (?)
ObjectiveCBridgeToNSDictionary 27475 27624 +0.5% 0.99x (?)
ObjectiveCBridgeToNSSet 17601 18167 +3.2% 0.97x (?)
ObjectiveCBridgeToNSString 537 530 -1.3% 1.01x (?)
ObserverClosure 6457 6469 +0.2% 1.00x (?)
ObserverForwarderStruct 4375 4327 -1.1% 1.01x
ObserverPartiallyAppliedMethod 8052 8038 -0.2% 1.00x (?)
ObserverUnappliedMethod 8150 8161 +0.1% 1.00x (?)
OpenClose 888 893 +0.6% 0.99x
PartialApplyDynamicType 39212 39541 +0.8% 0.99x (?)
Phonebook 19179 19139 -0.2% 1.00x
PolymorphicCalls 2332 2348 +0.7% 0.99x
PopFrontArray 4772 4754 -0.4% 1.00x
PopFrontArrayGeneric 5620 5596 -0.4% 1.00x (?)
PopFrontUnsafePointer 11176 10648 -4.7% 1.05x (?)
PrefixAnyCollection 15600 15536 -0.4% 1.00x (?)
PrefixAnyCollectionLazy 103436 102707 -0.7% 1.01x (?)
PrefixAnySeqCRangeIter 18919 18923 +0.0% 1.00x (?)
PrefixAnySeqCRangeIterLazy 18949 18904 -0.2% 1.00x (?)
PrefixAnySeqCntRange 15623 15595 -0.2% 1.00x (?)
PrefixAnySeqCntRangeLazy 15538 15572 +0.2% 1.00x (?)
PrefixAnySequence 10742 10717 -0.2% 1.00x (?)
PrefixAnySequenceLazy 10871 10896 +0.2% 1.00x
PrefixArray 3386 3349 -1.1% 1.01x
PrefixArrayLazy 29335 29685 +1.2% 0.99x (?)
PrefixCountableRange 310 310 +0.0% 1.00x
PrefixCountableRangeLazy 33948 34118 +0.5% 1.00x (?)
PrefixSequence 10324 10280 -0.4% 1.00x
PrefixSequenceLazy 10441 10461 +0.2% 1.00x (?)
PrefixWhileAnyCollection 29223 29333 +0.4% 1.00x
PrefixWhileAnyCollectionLazy 18619 18639 +0.1% 1.00x (?)
PrefixWhileAnySeqCRangeIter 34849 35095 +0.7% 0.99x (?)
PrefixWhileAnySeqCRangeIterLazy 18686 18763 +0.4% 1.00x
PrefixWhileAnySeqCntRange 29267 29369 +0.3% 1.00x
PrefixWhileAnySeqCntRangeLazy 18572 18500 -0.4% 1.00x (?)
PrefixWhileAnySequence 27083 27054 -0.1% 1.00x (?)
PrefixWhileAnySequenceLazy 11132 11177 +0.4% 1.00x (?)
PrefixWhileArray 10567 10504 -0.6% 1.01x (?)
PrefixWhileArrayLazy 12371 12328 -0.3% 1.00x
PrefixWhileCountableRange 13907 13911 +0.0% 1.00x (?)
PrefixWhileCountableRangeLazy 18203 18172 -0.2% 1.00x (?)
PrefixWhileSequence 26896 26781 -0.4% 1.00x (?)
PrefixWhileSequenceLazy 11115 11090 -0.2% 1.00x (?)
Prims 9740 9678 -0.6% 1.01x (?)
PrimsSplit 9687 10087 +4.1% 0.96x
QueueConcrete 14416 14393 -0.2% 1.00x (?)
QueueGeneric 18990 18941 -0.3% 1.00x (?)
RC4 15950 15982 +0.2% 1.00x (?)
RGBHistogram 24472 24512 +0.2% 1.00x (?)
RGBHistogramOfObjects 78289 77935 -0.5% 1.00x (?)
RangeAssignment 2684 2685 +0.0% 1.00x (?)
RangeIterationSigned 14687 14658 -0.2% 1.00x (?)
RangeReplaceableCollectionPlusDefault 11286 11564 +2.5% 0.98x (?)
RecursiveOwnedParameter 5801 5812 +0.2% 1.00x
RemoveWhereFilterInts 1959 1954 -0.3% 1.00x
RemoveWhereFilterString 1318 1331 +1.0% 0.99x
RemoveWhereFilterStrings 2485 2477 -0.3% 1.00x (?)
RemoveWhereMoveInts 3409 3409 +0.0% 1.00x
RemoveWhereMoveStrings 3923 3930 +0.2% 1.00x
RemoveWhereQuadraticInts 8078 8095 +0.2% 1.00x (?)
RemoveWhereQuadraticString 2295 2288 -0.3% 1.00x (?)
RemoveWhereQuadraticStrings 9715 9729 +0.1% 1.00x (?)
RemoveWhereSwapInts 6152 6166 +0.2% 1.00x
RemoveWhereSwapStrings 6879 6878 -0.0% 1.00x (?)
ReversedArray 13234 13073 -1.2% 1.01x (?)
ReversedBidirectional 43454 43565 +0.3% 1.00x (?)
ReversedDictionary 23120 23343 +1.0% 0.99x
RomanNumbers 1327444 1299318 -2.1% 1.02x (?)
SequenceAlgosAnySequence 13172 13254 +0.6% 0.99x
SequenceAlgosArray 758207 758169 -0.0% 1.00x (?)
SequenceAlgosContiguousArray 285103 284739 -0.1% 1.00x (?)
SequenceAlgosList 8705 8676 -0.3% 1.00x (?)
SequenceAlgosRange 1295716 1294569 -0.1% 1.00x
SequenceAlgosUnfoldSequence 6561 6580 +0.3% 1.00x
SetExclusiveOr 16263 16447 +1.1% 0.99x
SetExclusiveOr_OfObjects 41015 41407 +1.0% 0.99x (?)
SetIntersect 6553 6580 +0.4% 1.00x
SetIntersect_OfObjects 10226 10279 +0.5% 0.99x
SetIsSubsetOf 1186 1182 -0.3% 1.00x
SetIsSubsetOf_OfObjects 2278 2294 +0.7% 0.99x (?)
SetUnion 11756 11750 -0.1% 1.00x (?)
SetUnion_OfObjects 29625 29689 +0.2% 1.00x (?)
SevenBoom 1077 1087 +0.9% 0.99x (?)
Sim2DArray 43618 43628 +0.0% 1.00x (?)
SortLargeExistentials 11776 11780 +0.0% 1.00x (?)
SortLettersInPlace 1983 1985 +0.1% 1.00x (?)
SortSortedStrings 1144 1130 -1.2% 1.01x
SortStrings 2239 2191 -2.1% 1.02x
SortStringsUnicode 2734 2668 -2.4% 1.02x
StaticArray 2501 2494 -0.3% 1.00x (?)
StrComplexWalk 7263 7269 +0.1% 1.00x (?)
StrToInt 77217 77240 +0.0% 1.00x (?)
StringAdder 1122 1131 +0.8% 0.99x
StringBuilder 5538 5581 +0.8% 0.99x (?)
StringBuilderLong 2950 2947 -0.1% 1.00x
StringBuilderWithLongSubstring 4713 4782 +1.5% 0.99x (?)
StringComparison_abnormal 1320 1351 +2.3% 0.98x
StringComparison_ascii 9497 9508 +0.1% 1.00x (?)
StringComparison_emoji 1989 1988 -0.1% 1.00x (?)
StringComparison_fastPrenormal 4973 5021 +1.0% 0.99x (?)
StringComparison_longSharedPrefix 2392 2368 -1.0% 1.01x
StringComparison_nonBMPSlowestPrenormal 3673 3673 +0.0% 1.00x
StringComparison_slowerPrenormal 4156 4153 -0.1% 1.00x (?)
StringComparison_zalgo 128164 128044 -0.1% 1.00x (?)
StringEdits 388197 380576 -2.0% 1.02x (?)
StringEnumRawValueInitialization 33187 32772 -1.3% 1.01x (?)
StringEqualPointerComparison 1573 1626 +3.4% 0.97x
StringFromLongWholeSubstring 12 12 +0.0% 1.00x
StringFromLongWholeSubstringGeneric 201 202 +0.5% 1.00x
StringHasPrefixAscii 3037 3066 +1.0% 0.99x (?)
StringHasPrefixUnicode 105729 105694 -0.0% 1.00x (?)
StringHasSuffixAscii 3131 3181 +1.6% 0.98x
StringHasSuffixUnicode 102654 103401 +0.7% 0.99x (?)
StringInterpolationManySmallSegments 21663 21710 +0.2% 1.00x (?)
StringInterpolationSmall 9945 9827 -1.2% 1.01x (?)
StringMatch 42427 43958 +3.6% 0.97x (?)
StringRemoveDupes 732 729 -0.4% 1.00x (?)
StringUTF16SubstringBuilder 22740 21663 -4.7% 1.05x (?)
StringWalk 12036 12266 +1.9% 0.98x
StringWithCString 43477 43508 +0.1% 1.00x (?)
StringWordBuilder 2485 2482 -0.1% 1.00x (?)
StringWordBuilderReservingCapacity 2017 2026 +0.4% 1.00x
SubstringComparable 1675 1678 +0.2% 1.00x (?)
SubstringEquatable 5619 5446 -3.1% 1.03x
SubstringFromLongString 18 18 +0.0% 1.00x
SubstringFromLongStringGeneric 105 105 +0.0% 1.00x
SuffixAnyCollection 5206 5218 +0.2% 1.00x (?)
SuffixAnyCollectionLazy 36010 34976 -2.9% 1.03x (?)
SuffixAnySeqCRangeIter 40339 40299 -0.1% 1.00x (?)
SuffixAnySeqCRangeIterLazy 40295 40232 -0.2% 1.00x (?)
SuffixAnySeqCntRange 5268 5216 -1.0% 1.01x
SuffixAnySeqCntRangeLazy 5194 5193 -0.0% 1.00x (?)
SuffixAnySequence 26657 26663 +0.0% 1.00x (?)
SuffixAnySequenceLazy 26737 26823 +0.3% 1.00x
SuffixCountableRange 108 108 +0.0% 1.00x
SuffixCountableRangeLazy 11331 11367 +0.3% 1.00x
SuffixSequence 26750 27063 +1.2% 0.99x (?)
SuffixSequenceLazy 26490 26545 +0.2% 1.00x (?)
SumUsingReduce 160741 160083 -0.4% 1.00x
SumUsingReduceInto 153746 153950 +0.1% 1.00x (?)
SuperChars 86167 87475 +1.5% 0.99x (?)
TwoSum 3550 3552 +0.1% 1.00x (?)
UTF8Decode 29878 30135 +0.9% 0.99x
Walsh 12032 11997 -0.3% 1.00x
WordCountHistogramASCII 39300 39728 +1.1% 0.99x (?)
WordCountHistogramUTF16 46712 47151 +0.9% 0.99x
WordCountUniqueASCII 7223 7235 +0.2% 1.00x (?)
WordCountUniqueUTF16 13070 13253 +1.4% 0.99x
WordSplitASCII 10261 10243 -0.2% 1.00x (?)
WordSplitUTF16 12121 12023 -0.8% 1.01x (?)
XorLoop 23366 23465 +0.4% 1.00x (?)
Added (2)
TEST MIN MAX MEAN MAX_RSS
DictionaryKeysContainsCocoa 60 63 62 314298368
DictionaryKeysContainsNative 60 73 65 58123605
Hardware Overview 
  Model Name: Mac Pro
  Model Identifier: MacPro6,1
  Processor Name: 12-Core Intel Xeon E5
  Processor Speed: 2.7 GHz
  Number of Processors: 1
  Total Number of Cores: 12
  L2 Cache (per Core): 256 KB
  L3 Cache: 30 MB
  Memory: 64 GB

@koher
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koher commented May 5, 2018

@lorentey Thank you. I don't care if it is squashed.

@lorentey
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lorentey commented May 8, 2018

LGTM!

@lorentey lorentey merged commit d1fb8e2 into apple:master May 8, 2018
@palimondo palimondo mentioned this pull request Sep 19, 2018
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@xwu xwu xwu left review comments

@lorentey lorentey lorentey approved these changes

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@koher @lorentey @swift-ci @xwu