[][src]Function core::arch::wasm32::f64x2_replace_lane

pub unsafe fn f64x2_replace_lane(a: v128, imm: usize, val: f64) -> v128
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on WebAssembly only.

Replaces a lane from a 128-bit vector interpreted as 2 packed f64 numbers.

Replaces the scalar value of lane specified in the immediate mode operand imm with a.

Unsafety

This function has undefined behavior if imm is greater than or equal to 2.