[backend][heavy_optimizer] Support mov for simd regs

Supports moves into and from simd registers in the automatic intrinsics.

Bug: 291126189
Test: mm and berberis_host_tests
Change-Id: I5052a41a58f02bb986757d0fa15598659a3288d6
Merged-In: I5052a41a58f02bb986757d0fa15598659a3288d6
4 files changed