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include std/private/bitops_utils

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ringabout
2025-12-17 20:46:27 +08:00
parent 07b3316950
commit d9cc42a4ed
3 changed files with 9 additions and 9 deletions
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2
lib/pure/bitops.nim
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@@ -27,7 +27,7 @@
import std/macros
import std/private/since
from std/private/bitops_utils import forwardImpl, castToUnsigned
include std/private/bitops_utils
func bitnot*[T: SomeInteger](x: T): T {.magic: "BitnotI".}
## Computes the `bitwise complement` of the integer `x`.

14
lib/std/private/bitops_utils.nim
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@@ -1,4 +1,4 @@
template forwardImpl*(impl, arg) {.dirty.} =
template forwardImpl(impl, arg) {.dirty.} =
when sizeof(x) <= 4:
when x is SomeSignedInt:
impl(cast[uint32](x.int32))
@@ -14,9 +14,9 @@ template forwardImpl*(impl, arg) {.dirty.} =
# import std/typetraits
# template castToUnsigned*(x: SomeInteger): auto = cast[toUnsigned(typeof(x))](x)
template castToUnsigned*(x: int8): uint8 = cast[uint8](x)
template castToUnsigned*(x: int16): uint16 = cast[uint16](x)
template castToUnsigned*(x: int32): uint32 = cast[uint32](x)
template castToUnsigned*(x: int64): uint64 = cast[uint64](x)
template castToUnsigned*(x: int): uint = cast[uint](x)
template castToUnsigned*[T: SomeUnsignedInt](x: T): T = x
template castToUnsigned(x: int8): uint8 = cast[uint8](x)
template castToUnsigned(x: int16): uint16 = cast[uint16](x)
template castToUnsigned(x: int32): uint32 = cast[uint32](x)
template castToUnsigned(x: int64): uint64 = cast[uint64](x)
template castToUnsigned(x: int): uint = cast[uint](x)
template castToUnsigned[T: SomeUnsignedInt](x: T): T = x

2
lib/system/countbits_impl.nim
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@@ -9,7 +9,7 @@
## Contains the used algorithms for counting bits.
from std/private/bitops_utils import forwardImpl, castToUnsigned
include std/private/bitops_utils
const useBuiltins* = not defined(noIntrinsicsBitOpts)
const noUndefined* = defined(noUndefinedBitOpts)