Function core::arch::wasm64::i64x2_extend_high_i32x4
1.54.0 · source · pub fn i64x2_extend_high_i32x4(a: v128) -> v128
Available on
target_family="wasm"
and target feature simd128
and WebAssembly only.Expand description
将较小 lane vector 的高一半转换为较大 lane vector,并对其进行符号扩展。