# Function u64x2

1.54.0 (const: 1.54.0) · Source

    pub const fn u64x2(a0: u64, a1: u64) -> v128

Available on `target_family="wasm"` and target feature `simd128` and WebAssembly only.
Expand description

Materializes a SIMD value from the provided operands.

If possible this will generate a `v128.const` instruction, otherwise it may be lowered to a sequence of instructions to materialize the vector value.