S/390: Get rid of Y constraint in left and logical right
shift patterns.
With this patch the substitution patterns added earlier are used for
the logical right shift and all the left shift patterns.
2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("<shift><mode>3"): Change predicate of
op2 to nonmemory_operand.
("*<shift>di3_31", "*<shift>di3_31_and"):
Merge into single pattern definition ...
("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
pattern definition ...
("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
* config/s390/subst.md: Add ashift and lshiftrt to SUBST
iterator.