Don't cache projection if no padding is used.
Don't cache projection if no padding is used.

In this case we can just return memory_index(index) which is readily available.

aidancully/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust