core
1.78.0
(125649b 2025-03-31) (built from a source tarball)
In core::arch::x86
?
Function
core
::
arch
::
x86
::
_blsi_u32
1.27.0
·
source
·
[
−
]
pub unsafe fn _blsi_u32(x:
u32
) ->
u32
Available on
(x86 or x86-64) and target feature
bmi1
and x86
only.
Expand description
Extracts lowest set isolated bit.
Intel’s documentation