[Bug target/126334] riscv: Scatter uses unordered load variants.

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126334

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
For strided store we can version.  For the scatter you absolutely have to use
the ordered ISA.  For gather or strided loads ordering shouldn't matter.