## __smlabb

# Function __smlabb

Source

    pub unsafe fn __smlabb(a: i32, b: i32, c: i32) -> i32

🔬This is a nightly-only experimental API. (`stdarch_arm_dsp` #117237)
Available on ARM and (target feature `v5te` and non-target feature `mclass`, or target features `mclass` and `dsp`) only.
Expand description

Insert a SMLABB instruction

Returns the equivalent of a[0] * b[0] + c where [0] is the lower 16 bits and [1] is the upper 16 bits. Sets the Q flag if overflow occurs on the addition.