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Minor Optimization on InnerShuffleList (#12690)

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Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
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Nishant Das 2023-08-03 14:56:07 +08:00 committed by GitHub
parent dbc17cf2ca
commit a820d4dcc8
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1 changed files with 1 additions and 1 deletions
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2
beacon-chain/core/helpers/shuffle.go
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@ -184,7 +184,7 @@ func innerShuffleList(input []primitives.ValidatorIndex, seed [32]byte, shuffle
for { for {
buf[seedSize] = r buf[seedSize] = r
ph := hashfunc(buf[:pivotViewSize]) ph := hashfunc(buf[:pivotViewSize])
pivot := bytesutil.FromBytes8(ph[:8]) % listSize pivot := binary.LittleEndian.Uint64(ph[:8]) % listSize
mirror := (pivot + 1) >> 1 mirror := (pivot + 1) >> 1
binary.LittleEndian.PutUint32(buf[pivotViewSize:], uint32(pivot>>8)) binary.LittleEndian.PutUint32(buf[pivotViewSize:], uint32(pivot>>8))
source := hashfunc(buf) source := hashfunc(buf)