## _mm256_insertf128_pd

# Function _mm256_insertf128_pd

1.27.0 (const: unstable) · Source

    pub fn _mm256_insertf128_pd(a: __m256d, b: __m128d, const IMM1: i32) -> __m256d

Available on x86 and target feature `avx` only.
Expand description

Copies `a` to result, then inserts 128 bits (composed of 2 packed double-precision (64-bit) floating-point elements) from `b` into result at the location specified by `imm8`.

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