## i16x8_extmul_high_i8x16

# Function i16x8_extmul_high_i8x16

Source

    pub fn i16x8_extmul_high_i8x16(a: v128, b: v128) -> v128

🔬This is a nightly-only experimental API. (`simd_wasm64` #90599)
Available on WebAssembly and target feature `simd128` only.
Expand description

Lane-wise integer extended multiplication producing twice wider result than the inputs.

Equivalent of `i16x8_mul(i16x8_extend_high_i8x16(a), i16x8_extend_high_i8x16(b))`