# Function core::arch::x86::_mm_hadd_pd
1.27.0[−][src]

    pub unsafe fn _mm_hadd_pd(a: __m128d, b: __m128d) -> __m128d

This is supported on (non-crate feature `miri-test-libstd` or `test` or `doctest`) and x86 and target feature `sse3` only.
Expand description

Horizontally adds adjacent pairs of double-precision (64-bit) floating-point elements in `a` and `b`, and pack the results.

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