[Bug target/121062] integer registers of vector constant load shouldn't go through memory

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121062

--- Comment #5 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 61867
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61867&action=edit
A patch

I am testing this combined patch.