pub unsafe fn __smulwt(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 SMULWT instruction
Multiplies the 32-bit signed first operand with the high halfword (as a 16-bit signed integer) of the second operand. Return the top 32 bits of the 48-bit product