[Bug target/58854] [4.8 regression] "sub sp, fp, #40" hoisted above frame accesses

[ramana at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58854

--- Comment #5 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> ---
Created attachment 31105
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31105&action=edit
lightly tested patch.

completely untested but appears to fix the problem - Ben, can you please try
this patch and see if fixes your issues ? 


regards
Ramana