# Function core::arch::x86::_mm_movemask_pd

1.27.0 · source ·

    pub unsafe fn _mm_movemask_pd(a: __m128d) -> i32

Available on (x86 or x86-64) and target feature `sse2` and x86 only.
Expand description

Returns a mask of the most significant bit of each element in `a`.

The mask is stored in the 2 least significant bits of the return value. All other bits are set to `0`.

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