pa.c (pa_print_operand): New 'o' output modifier.

pa.c (pa_print_operand): New 'o' output modifier.

2015-05-20  Jeff Law  <law@redhat.com>

	* config/pa/pa.c (pa_print_operand): New 'o' output modifier.
	(pa_mem_shadd_constant_p): Renamed from pa_shadd_constant_p.
	(pa_shadd_constant_p): Allow constants for shadd insns rather
	than valid scaling constants for memory addresses.
	* config/pa/pa-protos.h (pa_mem_shadd_constant_p): Add prototype.
	* config/pa/predicates.md (mem_shadd_operand): New predicate.
	* config/pa/pa.md (shift-add insns using MULT): Use mem_shadd_operand.
	(shift-add insns using ASHIFT): New patterns.

	* gcc.target/hppa/hppa.exp: New target test driver.
	* gcc.target/hppa/shadd-1.c: New test.

From-SVN: r223480