[Bug rtl-optimization/108707] suboptimal allocation with same memory op for many different instructions.

[crazylht at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108707

--- Comment #4 from Hongtao.liu <crazylht at gmail dot com> ---
Created attachment 54615
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54615&action=edit
0002.patch