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## __smlsd

# Function __smlsd

Source

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

🔬This is a nightly-only experimental API. (`stdarch_arm_dsp` #117237)
Available on ARM and (target feature `v6` and non-target feature `mclass`, or target features `mclass` and `dsp`) only.
Expand description

Dual 16-bit Signed Multiply with Subtraction of products and 32-bit accumulation and overflow detection.

Returns the 16-bit signed equivalent of res = a[0] * b[0] - a[1] * b[1] + c