* config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
pattern for dbcc/ibcc generation for 68HC12.
("doloop_end"): New pattern.
("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
("m68hc12_dbcc_dec_qi"): New pattern.
("m68hc12_dbcc_inc_qi"): New pattern.
(split): Add split for the above when we can't use dbcc/ibcc due to
reloading.
(peephole2): Add peephole2 to generate the above when possible.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@65527
138bc75d-0d04-0410-961f-
82ee72b054a4