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https://github.com/status-im/nim-stint.git
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ccf87daac1
* implement arithmetic right shift * workaround Nim VM 'cast' limitation * fix high(stint) bug * fix compile time bit shift bug * add test for compile time shift and high(stint) * add tests against ttmath
20 lines
547 B
Nim
20 lines
547 B
Nim
import ../stint, ttmath
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export ttmath
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template asSt*(val: UInt): auto =
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type TargetType = StUint[val.NumBits]
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cast[ptr TargetType](unsafeAddr val)[]
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template asSt*(val: Int): auto =
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type TargetType = StInt[val.NumBits]
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cast[ptr TargetType](unsafeAddr val)[]
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template asTT*[N: static[int]](arr: array[N, uint64]): auto =
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type TargetType = UInt[N * 64]
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cast[ptr TargetType](unsafeAddr arr[0])[]
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template asTT*[N: static[int]](arr: array[N, int64]): auto =
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type TargetType = Int[N * 64]
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cast[ptr TargetType](unsafeAddr arr[0])[]
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