Function core::arch::arm::__smulwb

source ·
pub unsafe fn __smulwb(a: int16x2_t, b: i32) -> i32
🔬This is a nightly-only experimental API. (stdarch_arm_dsp #117237)
Available on ARM 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