Function core::arch::wasm::u8x16_bitmask1.54.0[−][src]

pub fn u8x16_bitmask(a: v128) -> u16

This is supported on target_family="wasm" and target feature simd128 only.

Expand description

提取 a 中每个 lane 的高位并生成一个所有位连接的标量掩码。