ChangeLog:

	PR target/24615
	* config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
	* config/s390/s390.c (s390_decompose_shift_count): New function.
	(s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
	(print_shift_count_operand): Use s390_decompose_shift_count.
	* config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
	Use s390_decompose_shift_count.  Do not accept any non-base hard regs.

testsuite/ChangeLog:

	PR target/24615
	* gcc.dg/pr24615.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@106405 138bc75d-0d04-0410-961f-82ee72b054a4