cloneBackwardsFunc takes its arguments in the order specified for ARM and RISCV. Because of the new GuestABI mechanism, it can be a simple wrapper around the normal clone implementation without the need for #ifdefs. Jira Issue: https://gem5.atlassian.net/browse/GEM5-187 Change-Id: Iff1ffd6774b9162185a124585e9507a5bdbc46f4 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/23198 Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu> Maintainer: Gabe Black <gabeblack@google.com> Tested-by: kokoro <noreply+kokoro@google.com>