[length] bf16 vector filled with value, built host-side with the same rounding as scalarLike so w * x equals mulScalar(x, value) bit for bit.
[length]
value
scalarLike
w * x
mulScalar(x, value)
[length]bf16 vector filled withvalue, built host-side with the same rounding asscalarLikesow * xequalsmulScalar(x, value)bit for bit.