gcc/
	PR target/65505
	* config/sh/predicates.md (simple_mem_operand,
	displacement_mem_operand): Add test for reg.
	(short_displacement_mem_operand): Test for displacement_mem_operand
	before invoking sh_disp_addr_displacement.
	* config/sh/constraints.md (Sdd, Sra): Simplify.
	* config/sh/sync.md (atomic_mem_operand_0, atomic_mem_operand_1):
	Remove redundant displacement_mem_operand tests.

gcc/testsuite/
	PR target/65505
	* gcc.target/sh/torture/pr65505.c: New.

From-SVN: r221604