[−][src]Function safe_arch::mul_extended_u32
#[must_use]pub fn mul_extended_u32(a: u32, b: u32, extra: &mut u32) -> u32
This is supported with target feature
bmi2
only.Multiply two u32
, outputting the low bits and storing the high bits in the
reference.
This does not read or write arithmetic flags.
let mut x = 0_u32; assert_eq!(mul_extended_u32(u32::MAX, 17, &mut x), 4294967279); assert_eq!(x, 16);