feat: add sliceFrom to ListCompositeTreeViewDU

[ensi321]

Add sliceFrom to ListCompositeTreeViewDU.

Used in EIP-7251 to slice various beacon state fields like pendingBalanceDeposit, pendingConsolidation during epoch processing.

Refer to the spec for more details:
process_pending_balance_deposits
process_pending_consolidations
process_withdrawals

[github-actions]

Performance Report

✔️ no performance regression detected

Full benchmark results

Benchmark suite	Current: 4de4857	Previous: 3cc1529	Ratio
digestTwoHashObjects 50023 times	48.080 ms/op	47.894 ms/op	1.00
digest64 50023 times	50.182 ms/op	50.094 ms/op	1.00
digest 50023 times	58.375 ms/op	54.091 ms/op	1.08
input length 32	1.4060 us/op	1.4320 us/op	0.98
input length 64	1.5320 us/op	1.5520 us/op	0.99
input length 128	2.5220 us/op	2.5200 us/op	1.00
input length 256	3.6160 us/op	3.6330 us/op	1.00
input length 512	6.0090 us/op	5.8000 us/op	1.04
input length 1024	11.589 us/op	11.027 us/op	1.05
digest 1000000 times	844.49 ms/op	868.98 ms/op	0.97
hashObjectToByteArray 50023 times	1.4249 ms/op	1.4282 ms/op	1.00
byteArrayToHashObject 50023 times	3.5420 ms/op	3.7297 ms/op	0.95
getGindicesAtDepth	4.9910 us/op	5.2900 us/op	0.94
iterateAtDepth	10.106 us/op	10.154 us/op	1.00
getGindexBits	551.00 ns/op	552.00 ns/op	1.00
gindexIterator	1.1910 us/op	1.2320 us/op	0.97
hash 2 Uint8Array 2250026 times - as-sha256	2.4055 s/op	2.3137 s/op	1.04
hashTwoObjects 2250026 times - as-sha256	2.3663 s/op	2.2997 s/op	1.03
hash 2 Uint8Array 2250026 times - noble	5.8877 s/op	6.0961 s/op	0.97
hashTwoObjects 2250026 times - noble	7.1476 s/op	7.4906 s/op	0.95
getNodeH() x7812.5 avg hindex	15.868 us/op	15.351 us/op	1.03
getNodeH() x7812.5 index 0	5.2660 us/op	5.2380 us/op	1.01
getNodeH() x7812.5 index 7	5.2290 us/op	5.2550 us/op	1.00
getNodeH() x7812.5 index 7 with key array	5.2190 us/op	5.3930 us/op	0.97
new LeafNode() x7812.5	194.31 us/op	202.82 us/op	0.96
multiproof - depth 15, 1 requested leaves	11.248 us/op	10.674 us/op	1.05
tree offset multiproof - depth 15, 1 requested leaves	21.243 us/op	20.967 us/op	1.01
compact multiproof - depth 15, 1 requested leaves	5.8670 us/op	5.6930 us/op	1.03
multiproof - depth 15, 2 requested leaves	13.973 us/op	14.763 us/op	0.95
tree offset multiproof - depth 15, 2 requested leaves	24.925 us/op	25.817 us/op	0.97
compact multiproof - depth 15, 2 requested leaves	3.5280 us/op	3.3740 us/op	1.05
multiproof - depth 15, 3 requested leaves	19.592 us/op	21.149 us/op	0.93
tree offset multiproof - depth 15, 3 requested leaves	33.271 us/op	33.453 us/op	0.99
compact multiproof - depth 15, 3 requested leaves	5.8830 us/op	4.9030 us/op	1.20
multiproof - depth 15, 4 requested leaves	25.278 us/op	25.679 us/op	0.98
tree offset multiproof - depth 15, 4 requested leaves	38.390 us/op	40.258 us/op	0.95
compact multiproof - depth 15, 4 requested leaves	5.8320 us/op	5.7720 us/op	1.01
packedRootsBytesToLeafNodes bytes 4000 offset 0	2.1000 us/op	2.0630 us/op	1.02
packedRootsBytesToLeafNodes bytes 4000 offset 1	2.0790 us/op	2.0650 us/op	1.01
packedRootsBytesToLeafNodes bytes 4000 offset 2	2.0960 us/op	2.0430 us/op	1.03
packedRootsBytesToLeafNodes bytes 4000 offset 3	2.0850 us/op	2.0150 us/op	1.03
subtreeFillToContents depth 40 count 250000	47.419 ms/op	45.819 ms/op	1.03
setRoot - gindexBitstring	9.1244 ms/op	8.9309 ms/op	1.02
setRoot - gindex	9.8122 ms/op	8.8490 ms/op	1.11
getRoot - gindexBitstring	2.6269 ms/op	2.5172 ms/op	1.04
getRoot - gindex	3.1153 ms/op	3.2696 ms/op	0.95
getHashObject then setHashObject	10.503 ms/op	9.2311 ms/op	1.14
setNodeWithFn	9.1353 ms/op	7.9660 ms/op	1.15
getNodeAtDepth depth 0 x100000	1.1442 ms/op	1.1450 ms/op	1.00
setNodeAtDepth depth 0 x100000	2.7213 ms/op	2.3412 ms/op	1.16
getNodesAtDepth depth 0 x100000	1.0977 ms/op	1.0847 ms/op	1.01
setNodesAtDepth depth 0 x100000	1.4842 ms/op	1.5080 ms/op	0.98
getNodeAtDepth depth 1 x100000	1.2310 ms/op	1.2073 ms/op	1.02
setNodeAtDepth depth 1 x100000	5.7943 ms/op	5.9306 ms/op	0.98
getNodesAtDepth depth 1 x100000	1.2075 ms/op	1.2096 ms/op	1.00
setNodesAtDepth depth 1 x100000	4.8615 ms/op	4.4832 ms/op	1.08
getNodeAtDepth depth 2 x100000	1.4824 ms/op	1.5225 ms/op	0.97
setNodeAtDepth depth 2 x100000	9.9088 ms/op	8.9660 ms/op	1.11
getNodesAtDepth depth 2 x100000	20.517 ms/op	20.326 ms/op	1.01
setNodesAtDepth depth 2 x100000	13.676 ms/op	12.670 ms/op	1.08
tree.getNodesAtDepth - gindexes	6.7580 ms/op	6.4969 ms/op	1.04
tree.getNodesAtDepth - push all nodes	2.1930 ms/op	1.8195 ms/op	1.21
tree.getNodesAtDepth - navigation	158.01 us/op	155.63 us/op	1.02
tree.setNodesAtDepth - indexes	386.03 us/op	366.73 us/op	1.05
set at depth 8	533.00 ns/op	501.00 ns/op	1.06
set at depth 16	769.00 ns/op	634.00 ns/op	1.21
set at depth 32	1.1400 us/op	956.00 ns/op	1.19
iterateNodesAtDepth 8 256	15.475 us/op	14.213 us/op	1.09
getNodesAtDepth 8 256	3.7960 us/op	3.5310 us/op	1.08
iterateNodesAtDepth 16 65536	4.6071 ms/op	4.5086 ms/op	1.02
getNodesAtDepth 16 65536	1.9585 ms/op	1.5809 ms/op	1.24
iterateNodesAtDepth 32 250000	16.194 ms/op	15.892 ms/op	1.02
getNodesAtDepth 32 250000	4.3143 ms/op	4.2252 ms/op	1.02
iterateNodesAtDepth 40 250000	15.027 ms/op	17.827 ms/op	0.84
getNodesAtDepth 40 250000	4.2451 ms/op	4.4009 ms/op	0.96
250k validators	7.1206 s/op	7.7847 s/op	0.91
bitlist bytes to struct (120,90)	577.00 ns/op	582.00 ns/op	0.99
bitlist bytes to tree (120,90)	2.2670 us/op	2.3610 us/op	0.96
bitlist bytes to struct (2048,2048)	993.00 ns/op	1.0310 us/op	0.96
bitlist bytes to tree (2048,2048)	3.5640 us/op	3.6690 us/op	0.97
ByteListType - deserialize	8.3498 ms/op	9.7946 ms/op	0.85
BasicListType - deserialize	7.4743 ms/op	8.0304 ms/op	0.93
ByteListType - serialize	7.9805 ms/op	9.6016 ms/op	0.83
BasicListType - serialize	9.5900 ms/op	11.546 ms/op	0.83
BasicListType - tree_convertToStruct	21.151 ms/op	22.132 ms/op	0.96
List[uint8, 68719476736] len 300000 ViewDU.getAll() + iterate	4.1483 ms/op	4.4550 ms/op	0.93
List[uint8, 68719476736] len 300000 ViewDU.get(i)	4.1826 ms/op	4.1408 ms/op	1.01
Array.push len 300000 empty Array - number	6.2505 ms/op	6.9714 ms/op	0.90
Array.set len 300000 from new Array - number	1.6841 ms/op	1.7101 ms/op	0.98
Array.set len 300000 - number	5.1986 ms/op	5.8936 ms/op	0.88
Uint8Array.set len 300000	208.61 us/op	224.60 us/op	0.93
Uint32Array.set len 300000	289.38 us/op	321.76 us/op	0.90
Container({a: uint8, b: uint8}) getViewDU x300000	21.614 ms/op	20.640 ms/op	1.05
ContainerNodeStruct({a: uint8, b: uint8}) getViewDU x300000	9.3300 ms/op	9.7688 ms/op	0.96
List(Container) len 300000 ViewDU.getAllReadonly() + iterate	199.32 ms/op	209.34 ms/op	0.95
List(Container) len 300000 ViewDU.getAllReadonlyValues() + iterate	279.83 ms/op	299.51 ms/op	0.93
List(Container) len 300000 ViewDU.get(i)	6.6005 ms/op	6.7512 ms/op	0.98
List(Container) len 300000 ViewDU.getReadonly(i)	6.3668 ms/op	6.6863 ms/op	0.95
List(ContainerNodeStruct) len 300000 ViewDU.getAllReadonly() + iterate	36.259 ms/op	38.046 ms/op	0.95
List(ContainerNodeStruct) len 300000 ViewDU.getAllReadonlyValues() + iterate	5.2163 ms/op	5.7025 ms/op	0.91
List(ContainerNodeStruct) len 300000 ViewDU.get(i)	6.0152 ms/op	6.5848 ms/op	0.91
List(ContainerNodeStruct) len 300000 ViewDU.getReadonly(i)	5.9718 ms/op	6.0988 ms/op	0.98
Array.push len 300000 empty Array - object	5.8595 ms/op	7.5555 ms/op	0.78
Array.set len 300000 from new Array - object	1.9201 ms/op	2.0111 ms/op	0.95
Array.set len 300000 - object	5.4363 ms/op	6.3727 ms/op	0.85
cachePermanentRootStruct no cache	9.0660 us/op	10.061 us/op	0.90
cachePermanentRootStruct with cache	222.00 ns/op	251.00 ns/op	0.88
epochParticipation len 250000 rws 7813	2.2888 ms/op	2.4110 ms/op	0.95
deserialize Attestation - tree	2.9340 us/op	3.4210 us/op	0.86
deserialize Attestation - struct	2.0850 us/op	2.2450 us/op	0.93
deserialize SignedAggregateAndProof - tree	3.7240 us/op	3.9750 us/op	0.94
deserialize SignedAggregateAndProof - struct	3.0430 us/op	3.2220 us/op	0.94
deserialize SyncCommitteeMessage - tree	1.1150 us/op	1.2660 us/op	0.88
deserialize SyncCommitteeMessage - struct	1.1770 us/op	1.3840 us/op	0.85
deserialize SignedContributionAndProof - tree	1.9860 us/op	2.0040 us/op	0.99
deserialize SignedContributionAndProof - struct	2.4280 us/op	2.7290 us/op	0.89
deserialize SignedBeaconBlock - tree	215.63 us/op	226.70 us/op	0.95
deserialize SignedBeaconBlock - struct	130.84 us/op	138.18 us/op	0.95
BeaconState vc 300000 - deserialize tree	544.43 ms/op	590.99 ms/op	0.92
BeaconState vc 300000 - serialize tree	117.33 ms/op	146.60 ms/op	0.80
BeaconState.historicalRoots vc 300000 - deserialize tree	876.00 ns/op	893.00 ns/op	0.98
BeaconState.historicalRoots vc 300000 - serialize tree	707.00 ns/op	797.00 ns/op	0.89
BeaconState.validators vc 300000 - deserialize tree	510.38 ms/op	568.23 ms/op	0.90
BeaconState.validators vc 300000 - serialize tree	99.453 ms/op	107.52 ms/op	0.92
BeaconState.balances vc 300000 - deserialize tree	19.110 ms/op	20.199 ms/op	0.95
BeaconState.balances vc 300000 - serialize tree	3.4773 ms/op	3.4919 ms/op	1.00
BeaconState.previousEpochParticipation vc 300000 - deserialize tree	436.03 us/op	414.60 us/op	1.05
BeaconState.previousEpochParticipation vc 300000 - serialize tree	285.55 us/op	286.20 us/op	1.00
BeaconState.currentEpochParticipation vc 300000 - deserialize tree	468.46 us/op	423.40 us/op	1.11
BeaconState.currentEpochParticipation vc 300000 - serialize tree	276.64 us/op	285.14 us/op	0.97
BeaconState.inactivityScores vc 300000 - deserialize tree	19.237 ms/op	21.689 ms/op	0.89
BeaconState.inactivityScores vc 300000 - serialize tree	2.8688 ms/op	2.9481 ms/op	0.97
hashTreeRoot Attestation - struct	29.209 us/op	27.329 us/op	1.07
hashTreeRoot Attestation - tree	20.063 us/op	18.415 us/op	1.09
hashTreeRoot SignedAggregateAndProof - struct	41.561 us/op	38.852 us/op	1.07
hashTreeRoot SignedAggregateAndProof - tree	27.913 us/op	27.973 us/op	1.00
hashTreeRoot SyncCommitteeMessage - struct	9.7290 us/op	9.2700 us/op	1.05
hashTreeRoot SyncCommitteeMessage - tree	6.2500 us/op	6.2290 us/op	1.00
hashTreeRoot SignedContributionAndProof - struct	27.231 us/op	26.332 us/op	1.03
hashTreeRoot SignedContributionAndProof - tree	20.025 us/op	19.560 us/op	1.02
hashTreeRoot SignedBeaconBlock - struct	2.3865 ms/op	2.2677 ms/op	1.05
hashTreeRoot SignedBeaconBlock - tree	1.6975 ms/op	1.6710 ms/op	1.02
hashTreeRoot Validator - struct	13.627 us/op	12.387 us/op	1.10
hashTreeRoot Validator - tree	11.738 us/op	10.597 us/op	1.11
BeaconState vc 300000 - hashTreeRoot tree	3.6800 s/op	3.7457 s/op	0.98
BeaconState.historicalRoots vc 300000 - hashTreeRoot tree	1.4720 us/op	1.5450 us/op	0.95
BeaconState.validators vc 300000 - hashTreeRoot tree	3.5032 s/op	3.6263 s/op	0.97
BeaconState.balances vc 300000 - hashTreeRoot tree	85.431 ms/op	87.438 ms/op	0.98
BeaconState.previousEpochParticipation vc 300000 - hashTreeRoot tree	9.0800 ms/op	9.3044 ms/op	0.98
BeaconState.currentEpochParticipation vc 300000 - hashTreeRoot tree	9.0665 ms/op	9.0739 ms/op	1.00
BeaconState.inactivityScores vc 300000 - hashTreeRoot tree	83.653 ms/op	82.887 ms/op	1.01
hash64 x18	19.553 us/op	19.376 us/op	1.01
hashTwoObjects x18	17.958 us/op	17.891 us/op	1.00
hash64 x1740	1.8353 ms/op	1.8392 ms/op	1.00
hashTwoObjects x1740	1.7069 ms/op	1.7013 ms/op	1.00
hash64 x2700000	2.8481 s/op	2.8764 s/op	0.99
hashTwoObjects x2700000	2.6566 s/op	2.6410 s/op	1.01
get_exitEpoch - ContainerType	206.00 ns/op	229.00 ns/op	0.90
get_exitEpoch - ContainerNodeStructType	198.00 ns/op	225.00 ns/op	0.88
set_exitEpoch - ContainerType	236.00 ns/op	264.00 ns/op	0.89
set_exitEpoch - ContainerNodeStructType	205.00 ns/op	237.00 ns/op	0.86
get_pubkey - ContainerType	1.0270 us/op	1.2400 us/op	0.83
get_pubkey - ContainerNodeStructType	207.00 ns/op	239.00 ns/op	0.87
hashTreeRoot - ContainerType	352.00 ns/op	458.00 ns/op	0.77
hashTreeRoot - ContainerNodeStructType	419.00 ns/op	482.00 ns/op	0.87
createProof - ContainerType	3.9810 us/op	4.3720 us/op	0.91
createProof - ContainerNodeStructType	21.147 us/op	23.898 us/op	0.88
serialize - ContainerType	1.7360 us/op	2.0600 us/op	0.84
serialize - ContainerNodeStructType	1.4510 us/op	1.7840 us/op	0.81
set_exitEpoch_and_hashTreeRoot - ContainerType	4.1520 us/op	4.1510 us/op	1.00
set_exitEpoch_and_hashTreeRoot - ContainerNodeStructType	11.395 us/op	11.967 us/op	0.95
Array - for of	6.4490 us/op	6.4850 us/op	0.99
Array - for(;;)	5.7920 us/op	5.7380 us/op	1.01
basicListValue.readonlyValuesArray()	3.6102 ms/op	4.8126 ms/op	0.75
basicListValue.readonlyValuesArray() + loop all	3.7072 ms/op	4.8544 ms/op	0.76
compositeListValue.readonlyValuesArray()	26.641 ms/op	27.126 ms/op	0.98
compositeListValue.readonlyValuesArray() + loop all	24.814 ms/op	25.930 ms/op	0.96
Number64UintType - get balances list	4.2910 ms/op	4.9834 ms/op	0.86
Number64UintType - set balances list	10.083 ms/op	10.250 ms/op	0.98
Number64UintType - get and increase 10 then set	42.490 ms/op	44.041 ms/op	0.96
Number64UintType - increase 10 using applyDelta	16.173 ms/op	18.138 ms/op	0.89
Number64UintType - increase 10 using applyDeltaInBatch	16.310 ms/op	18.113 ms/op	0.90
tree_newTreeFromUint64Deltas	15.533 ms/op	16.718 ms/op	0.93
unsafeUint8ArrayToTree	30.404 ms/op	31.663 ms/op	0.96
bitLength(50)	231.00 ns/op	242.00 ns/op	0.95
bitLengthStr(50)	244.00 ns/op	253.00 ns/op	0.96
bitLength(8000)	219.00 ns/op	228.00 ns/op	0.96
bitLengthStr(8000)	279.00 ns/op	321.00 ns/op	0.87
bitLength(250000)	217.00 ns/op	237.00 ns/op	0.92
bitLengthStr(250000)	315.00 ns/op	365.00 ns/op	0.86
floor - Math.floor (53)	0.46457 ns/op	0.46887 ns/op	0.99
floor - << 0 (53)	0.46440 ns/op	0.46934 ns/op	0.99
floor - Math.floor (512)	0.46411 ns/op	0.46637 ns/op	1.00
floor - << 0 (512)	0.46409 ns/op	0.46632 ns/op	1.00
fnIf(0)	1.5486 ns/op	1.5464 ns/op	1.00
fnSwitch(0)	2.4738 ns/op	2.4742 ns/op	1.00
fnObj(0)	0.46481 ns/op	0.47002 ns/op	0.99
fnArr(0)	0.46654 ns/op	0.46435 ns/op	1.00
fnIf(4)	2.1661 ns/op	2.1635 ns/op	1.00
fnSwitch(4)	2.4738 ns/op	2.4755 ns/op	1.00
fnObj(4)	0.46585 ns/op	0.46459 ns/op	1.00
fnArr(4)	0.46716 ns/op	0.46601 ns/op	1.00
fnIf(9)	3.0927 ns/op	3.0920 ns/op	1.00
fnSwitch(9)	2.4738 ns/op	2.4752 ns/op	1.00
fnObj(9)	0.46531 ns/op	0.46512 ns/op	1.00
fnArr(9)	0.47076 ns/op	0.46388 ns/op	1.01
Container {a,b,vec} - as struct x100000	46.590 us/op	47.165 us/op	0.99
Container {a,b,vec} - as tree x100000	371.55 us/op	371.56 us/op	1.00
Container {a,vec,b} - as struct x100000	77.741 us/op	77.630 us/op	1.00
Container {a,vec,b} - as tree x100000	403.01 us/op	402.53 us/op	1.00
get 2 props x1000000 - rawObject	310.27 us/op	309.51 us/op	1.00
get 2 props x1000000 - proxy	87.174 ms/op	72.033 ms/op	1.21
get 2 props x1000000 - customObj	309.42 us/op	309.38 us/op	1.00
Simple object binary -> struct	653.00 ns/op	692.00 ns/op	0.94
Simple object binary -> tree_backed	1.7980 us/op	1.8690 us/op	0.96
Simple object struct -> tree_backed	2.3790 us/op	2.4730 us/op	0.96
Simple object tree_backed -> struct	1.9190 us/op	2.1150 us/op	0.91
Simple object struct -> binary	1000.0 ns/op	1.0480 us/op	0.95
Simple object tree_backed -> binary	1.6060 us/op	1.7010 us/op	0.94
aggregationBits binary -> struct	619.00 ns/op	655.00 ns/op	0.95
aggregationBits binary -> tree_backed	2.4830 us/op	2.5000 us/op	0.99
aggregationBits struct -> tree_backed	2.8720 us/op	2.9700 us/op	0.97
aggregationBits tree_backed -> struct	1.1910 us/op	1.2630 us/op	0.94
aggregationBits struct -> binary	866.00 ns/op	948.00 ns/op	0.91
aggregationBits tree_backed -> binary	1.0540 us/op	1.1480 us/op	0.92
List(uint8) 100000 binary -> struct	1.3454 ms/op	1.5116 ms/op	0.89
List(uint8) 100000 binary -> tree_backed	92.296 us/op	108.70 us/op	0.85
List(uint8) 100000 struct -> tree_backed	1.5152 ms/op	1.6695 ms/op	0.91
List(uint8) 100000 tree_backed -> struct	999.77 us/op	1.0388 ms/op	0.96
List(uint8) 100000 struct -> binary	1.3954 ms/op	1.3309 ms/op	1.05
List(uint8) 100000 tree_backed -> binary	83.014 us/op	88.419 us/op	0.94
List(uint64Number) 100000 binary -> struct	1.2805 ms/op	1.2796 ms/op	1.00
List(uint64Number) 100000 binary -> tree_backed	3.2820 ms/op	3.3190 ms/op	0.99
List(uint64Number) 100000 struct -> tree_backed	4.8990 ms/op	5.0399 ms/op	0.97
List(uint64Number) 100000 tree_backed -> struct	2.1956 ms/op	2.3314 ms/op	0.94
List(uint64Number) 100000 struct -> binary	1.6873 ms/op	1.6214 ms/op	1.04
List(uint64Number) 100000 tree_backed -> binary	820.74 us/op	870.97 us/op	0.94
List(Uint64Bigint) 100000 binary -> struct	3.3524 ms/op	3.5882 ms/op	0.93
List(Uint64Bigint) 100000 binary -> tree_backed	3.4107 ms/op	3.5092 ms/op	0.97
List(Uint64Bigint) 100000 struct -> tree_backed	5.5265 ms/op	5.6517 ms/op	0.98
List(Uint64Bigint) 100000 tree_backed -> struct	4.7228 ms/op	4.8316 ms/op	0.98
List(Uint64Bigint) 100000 struct -> binary	2.0431 ms/op	2.0800 ms/op	0.98
List(Uint64Bigint) 100000 tree_backed -> binary	1.1121 ms/op	1.4325 ms/op	0.78
Vector(Root) 100000 binary -> struct	26.823 ms/op	31.782 ms/op	0.84
Vector(Root) 100000 binary -> tree_backed	32.510 ms/op	26.664 ms/op	1.22
Vector(Root) 100000 struct -> tree_backed	35.161 ms/op	36.432 ms/op	0.97
Vector(Root) 100000 tree_backed -> struct	45.439 ms/op	45.920 ms/op	0.99
Vector(Root) 100000 struct -> binary	1.9765 ms/op	1.9467 ms/op	1.02
Vector(Root) 100000 tree_backed -> binary	9.9795 ms/op	10.761 ms/op	0.93
List(Validator) 100000 binary -> struct	103.85 ms/op	104.70 ms/op	0.99
List(Validator) 100000 binary -> tree_backed	293.21 ms/op	279.58 ms/op	1.05
List(Validator) 100000 struct -> tree_backed	320.06 ms/op	316.53 ms/op	1.01
List(Validator) 100000 tree_backed -> struct	203.96 ms/op	203.05 ms/op	1.00
List(Validator) 100000 struct -> binary	30.991 ms/op	33.443 ms/op	0.93
List(Validator) 100000 tree_backed -> binary	99.487 ms/op	103.08 ms/op	0.97
List(Validator-NS) 100000 binary -> struct	99.770 ms/op	99.684 ms/op	1.00
List(Validator-NS) 100000 binary -> tree_backed	162.63 ms/op	151.15 ms/op	1.08
List(Validator-NS) 100000 struct -> tree_backed	197.28 ms/op	193.92 ms/op	1.02
List(Validator-NS) 100000 tree_backed -> struct	153.24 ms/op	154.35 ms/op	0.99
List(Validator-NS) 100000 struct -> binary	30.601 ms/op	32.969 ms/op	0.93
List(Validator-NS) 100000 tree_backed -> binary	36.422 ms/op	35.860 ms/op	1.02
get epochStatuses - MutableVector	96.831 us/op	100.66 us/op	0.96
get epochStatuses - ViewDU	200.81 us/op	202.75 us/op	0.99
set epochStatuses - ListTreeView	1.5092 ms/op	1.5242 ms/op	0.99
set epochStatuses - ListTreeView - set()	433.71 us/op	436.18 us/op	0.99
set epochStatuses - ListTreeView - commit()	404.14 us/op	506.07 us/op	0.80
bitstring	643.44 ns/op	642.62 ns/op	1.00
bit mask	13.821 ns/op	13.696 ns/op	1.01
struct - increase slot to 1000000	927.74 us/op	928.47 us/op	1.00
UintNumberType - increase slot to 1000000	28.502 ms/op	28.513 ms/op	1.00
UintBigintType - increase slot to 1000000	431.81 ms/op	419.66 ms/op	1.03
UintBigint8 x 100000 tree_deserialize	4.6817 ms/op	3.8782 ms/op	1.21
UintBigint8 x 100000 tree_serialize	1.2049 ms/op	1.1864 ms/op	1.02
UintBigint16 x 100000 tree_deserialize	4.2698 ms/op	3.6493 ms/op	1.17
UintBigint16 x 100000 tree_serialize	1.1933 ms/op	1.2084 ms/op	0.99
UintBigint32 x 100000 tree_deserialize	5.2578 ms/op	5.6076 ms/op	0.94
UintBigint32 x 100000 tree_serialize	1.2316 ms/op	1.2395 ms/op	0.99
UintBigint64 x 100000 tree_deserialize	5.6145 ms/op	5.6617 ms/op	0.99
UintBigint64 x 100000 tree_serialize	1.6008 ms/op	1.6213 ms/op	0.99
UintBigint8 x 100000 value_deserialize	435.22 us/op	433.18 us/op	1.00
UintBigint8 x 100000 value_serialize	613.45 us/op	584.56 us/op	1.05
UintBigint16 x 100000 value_deserialize	464.79 us/op	464.16 us/op	1.00
UintBigint16 x 100000 value_serialize	661.47 us/op	628.57 us/op	1.05
UintBigint32 x 100000 value_deserialize	433.03 us/op	433.76 us/op	1.00
UintBigint32 x 100000 value_serialize	645.41 us/op	632.24 us/op	1.02
UintBigint64 x 100000 value_deserialize	466.21 us/op	469.89 us/op	0.99
UintBigint64 x 100000 value_serialize	818.70 us/op	816.80 us/op	1.00
UintBigint8 x 100000 deserialize	4.7234 ms/op	4.5763 ms/op	1.03
UintBigint8 x 100000 serialize	1.5200 ms/op	1.3972 ms/op	1.09
UintBigint16 x 100000 deserialize	4.5077 ms/op	4.7741 ms/op	0.94
UintBigint16 x 100000 serialize	1.5154 ms/op	1.4327 ms/op	1.06
UintBigint32 x 100000 deserialize	5.3845 ms/op	5.5750 ms/op	0.97
UintBigint32 x 100000 serialize	2.7932 ms/op	2.8376 ms/op	0.98
UintBigint64 x 100000 deserialize	3.7204 ms/op	4.0938 ms/op	0.91
UintBigint64 x 100000 serialize	1.4708 ms/op	1.5023 ms/op	0.98
UintBigint128 x 100000 deserialize	5.7837 ms/op	5.9701 ms/op	0.97
UintBigint128 x 100000 serialize	16.755 ms/op	17.313 ms/op	0.97
UintBigint256 x 100000 deserialize	10.670 ms/op	11.522 ms/op	0.93
UintBigint256 x 100000 serialize	51.039 ms/op	50.078 ms/op	1.02
Slice from Uint8Array x25000	1.0002 ms/op	1.0017 ms/op	1.00
Slice from ArrayBuffer x25000	16.985 ms/op	18.313 ms/op	0.93
Slice from ArrayBuffer x25000 + new Uint8Array	17.493 ms/op	20.587 ms/op	0.85
Copy Uint8Array 100000 iterate	811.24 us/op	813.95 us/op	1.00
Copy Uint8Array 100000 slice	90.509 us/op	91.414 us/op	0.99
Copy Uint8Array 100000 Uint8Array.prototype.slice.call	92.470 us/op	91.826 us/op	1.01
Copy Buffer 100000 Uint8Array.prototype.slice.call	90.442 us/op	91.816 us/op	0.99
Copy Uint8Array 100000 slice + set	150.00 us/op	180.89 us/op	0.83
Copy Uint8Array 100000 subarray + set	91.925 us/op	92.143 us/op	1.00
Copy Uint8Array 100000 slice arrayBuffer	90.627 us/op	93.190 us/op	0.97
Uint64 deserialize 100000 - iterate Uint8Array	1.7398 ms/op	1.8881 ms/op	0.92
Uint64 deserialize 100000 - by Uint32A	1.7135 ms/op	1.9112 ms/op	0.90
Uint64 deserialize 100000 - by DataView.getUint32 x2	1.7395 ms/op	1.8924 ms/op	0.92
Uint64 deserialize 100000 - by DataView.getBigUint64	4.8152 ms/op	4.9778 ms/op	0.97
Uint64 deserialize 100000 - by byte	65.271 ms/op	65.340 ms/op	1.00

by benchmarkbot/action

[nazarhussain]

Do we have some specs for this particular behavior? If yes please mention in the PR description.

[ensi321]

Do we have some specs for this particular behavior? If yes please mention in the PR description.

Updated. Thanks

[wemeetagain]

For library usage, it would be nice to also include sliceFrom for ListBasicTreeViewDU

[nazarhussain]

Other than @wemeetagain feedback LGTM.

[wemeetagain]

Looks good