iq2000.c (iq2000_function_value): Make static, add new 'outgoing' argument.

iq2000.c (iq2000_function_value): Make static, add new 'outgoing' argument.

	* config/iq2000/iq2000.c (iq2000_function_value): Make static, add
	new 'outgoing' argument.
	(iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
	(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
	* config/iq2000/iq2000.h: (FUNCTION_VALUE_REGNO_P): Redefine, use
	iq2000_function_value_regno_p.
	(FUNCTION_VALUE, LIBCALL_VALUE): Remove.
	* config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
	Declare.

From-SVN: r154184