# Function core::arch::arm::dsp::__smulwb
[−][src]

    pub unsafe fn __smulwb(a: int16x2_t, b: i32) -> 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 and (target feature `v5te` and non-target feature `mclass`, or target features `mclass` and `dsp`, or `doc`) only.
Expand description

Insert a SMULWB instruction

Multiplies the 32-bit signed first operand with the low halfword (as a 16-bit signed integer) of the second operand. Return the top 32 bits of the 48-bit product