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## _mulx_u32

# Function _mulx_u32

1.27.0 (const: unstable) · Source

    pub fn _mulx_u32(a: u32, b: u32, hi: &mut u32) -> u32

Available on x86-64 and target feature `bmi2` and (x86 or x86-64) only.
Expand description

Unsigned multiply without affecting flags.

Unsigned multiplication of `a` with `b` returning a pair `(lo, hi)` with the low half and the high half of the result.

Intel’s documentation