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This commit is contained in:
Joey Yakimowich-Payne 2020-02-13 08:02:20 -07:00
commit ae108f7a56
3 changed files with 19 additions and 9 deletions
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14
lib/pure/hashes.nim
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@ -117,11 +117,11 @@ const
defaultSeedB = (1734880652122947187'u64).uint
template computeIntegerHash(x, numBits, seedA, seedB): Hash =
cast[Hash]((seedA*cast[uint](x) + seedB) shr (sizeof(x)*8 - targetBits*8))
cast[Hash]((seedA*cast[uint](x) + seedB) shr (sizeof(x)*8 - numBits*8))
proc hash*(
x: int,
targetBits = sizeof(uint).uint32,
targetBits: SomeUnsignedInt = sizeof(uint),
seedA = defaultSeedA,
seedB = defaultSeedB
): Hash {.inline.} =
@ -130,7 +130,7 @@ proc hash*(
proc hash*(
x: int64,
targetBits = sizeof(uint).uint32,
targetBits: SomeUnsignedInt = sizeof(uint),
seedA = defaultSeedA,
seedB = defaultSeedB
): Hash {.inline.} =
@ -139,7 +139,7 @@ proc hash*(
proc hash*(
x: uint,
targetBits = sizeof(uint).uint32,
targetBits: SomeUnsignedInt = sizeof(uint),
seedA = defaultSeedA,
seedB = defaultSeedB
): Hash {.inline.} =
@ -148,7 +148,7 @@ proc hash*(
proc hash*(
x: uint64,
targetBits = sizeof(uint).uint32,
targetBits: SomeUnsignedInt = sizeof(uint),
seedA = defaultSeedA,
seedB = defaultSeedB
): Hash {.inline.} =
@ -157,7 +157,7 @@ proc hash*(
proc hash*(
x: char,
targetBits = sizeof(uint).uint32,
targetBits: SomeUnsignedInt = sizeof(uint),
seedA = defaultSeedA,
seedB = defaultSeedB
): Hash {.inline.} =
@ -166,7 +166,7 @@ proc hash*(
proc hash*[T: Ordinal](
x: T,
targetBits = sizeof(uint).uint32,
targetBits: SomeUnsignedInt = sizeof(uint),
seedA = defaultSeedA,
seedB = defaultSeedB
): Hash {.inline.} =