Function __crc32cd 

pub fn __crc32cd(crc: u32, data: u64) -> u32

🔬This is a nightly-only experimental API. (stdarch_aarch32_crc32 #125085)

Available on ARM and (AArch64 or ARM64EC or target feature v7) and (ARM or AArch64 or ARM64EC) and target feature crc only.

CRC32-C single round checksum for quad words (64 bits). Arm’s documentation