Function f32x4_sub 

pub fn f32x4_sub(a: v128, b: v128) -> v128

🔬This is a nightly-only experimental API. (simd_wasm64 #90599)

Available on target_family=wasm and target feature simd128 only.

Lane-wise subtraction of two 128-bit vectors interpreted as four 32-bit floating point numbers.