pa.md (call expanders): Emit different patterns for named calls and indirect calls.

pa.md (call expanders): Emit different patterns for named calls and indirect calls.

	* pa.md (call expanders): Emit different patterns for named calls
	and indirect calls.
	(call_internal_symref, call_internal_reg): New patterns.
	(call_internal): Deleted.  Now handled by call_interal_{symref,reg}.
	(call_value_internal_symref, call_value_internal_reg): New patterns.
	(call_value_internal): Deleted.  Now handled by
	call_value_internal_{symref,reg).

From-SVN: r4837