Function core::arch::aarch64::vrsubhn_s64

pub unsafe fn vrsubhn_s64(a: int64x2_t, b: int64x2_t) -> int32x2_t

🔬 This is a nightly-only experimental API. (stdsimd #48556)

This is supported on AArch64 and target feature neon only.

舍入减法返回 high narrow