Function core::arch::arm::__smusdx

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

Signed Dual Multiply Subtract 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.

This documentation is an old archive. Please see https://rust.docs.kernel.org instead.