Function core::arch::x86::_mm_insert_si64
1.27.0 · source · pub unsafe fn _mm_insert_si64(x: __m128i, y: __m128i) -> __m128i
Available on (x86 or x86-64) and target feature
sse4a
and x86 only.Expand description
Inserts the [length:0]
bits of y
into x
at index
.
The bits of y
:
[69:64]
specify thelength
,[77:72]
specify the index.
If the length
is zero it is interpreted as 64
. If index + length > 64
or index > 0 && length == 0
the result is undefined.