Function core::arch::arm::__smuadx

source · [−]
pub unsafe fn __smuadx(a: int16x2_t, b: int16x2_t) -> i32
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on ARM only.
Expand description

Signed Dual Multiply Add Reversed.

Returns the equivalent of

res = a[0] * b[1] + a[1] * b[0]

and sets the Q flag if overflow occurs on the addition.