Function core::arch::arm::vaddl_high_s8

pub unsafe fn vaddl_high_s8(a: int8x16_t, b: int8x16_t) -> int16x8_t

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

This is supported on ARM and target feature neon only.

有符号添加长度 (vector，高一半)。