# Function core::arch::arm::__smuad
[−][src]

    pub unsafe fn __smuad(a: int16x2_t, b: int16x2_t) -> i32

🔬 This is a nightly-only experimental API. (`stdsimd` #48556)
This is supported on (non-crate feature `miri-test-libstd` or `test` or `doctest`) and ARM only.
Expand description

Signed Dual Multiply Add.

Returns the equivalent of

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

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