Skip to main content

## _mm_move_ss

# Function _mm_move_ss

1.27.0 (const: unstable) · Source

    pub fn _mm_move_ss(a: __m128, b: __m128) -> __m128

Available on x86-64 and target feature `sse` only.
Expand description

Returns a `__m128` with the first component from `b` and the remaining components from `a`.

In other words for any `a` and `b`:

    _mm_move_ss(a, b) == a.replace(0, b.extract(0))

Intel’s documentation