## _mm_sha256rnds2_epu32

# Function _mm_sha256rnds2_epu32

1.27.0 · Source

    pub fn _mm_sha256rnds2_epu32(a: __m128i, b: __m128i, k: __m128i) -> __m128i

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

Performs 2 rounds of SHA256 operation using an initial SHA256 state (C,D,G,H) from `a`, an initial SHA256 state (A,B,E,F) from `b`, and a pre-computed sum of the next 2 round message values (unsigned 32-bit integers) and the corresponding round constants from `k`, and store the updated SHA256 state (A,B,E,F) in dst.

Intel’s documentation