Function core::arch::wasm64::f32x4_relaxed_nmadd

pub fn f32x4_relaxed_nmadd(a: v128, b: v128, c: v128) -> v128

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

Available on target_family="wasm" and target feature relaxed-simd and WebAssembly only.

使用一次舍入或两次舍入计算 -a * b + c。