## _mm512_castph512_ph256

# Function _mm512_castph512_ph256

1.94.0 (const: unstable) · Source

    pub fn _mm512_castph512_ph256(a: __m512h) -> __m256h

Available on x86-64 and target feature `avx512fp16` only.
Expand description

Cast vector of type `__m512h` to type `__m256h`. This intrinsic is only used for compilation and does not generate any instructions, thus it has zero latency.

Intel’s documentation