* config/mmix/mmix-protos.h: Remove the prototype for

	* config/mmix/mmix-protos.h: Remove the prototype for
	mmix_setup_incoming_varargs.
	* config/mmix/mmix.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
	(TARGET_STRUCT_VALUE_RTX): Likewise.
	(TARGET_SETUP_INCOMING_VARARGS): Likewise.
	(mmix_setup_incoming_varargs): Make it static.
	(mmix_struct_value_rtx): New.
	* config/mmix/mmix.h (PROMOTE_FUNCTION_ARGS): Remove.
	Remove a commented-out definition of PROMOTE_FUNCTION_RETURN.
	(STRUCT_VALUE_REGNUM): Remove.
	(SETUP_INCOMING_VARARGS): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@76570 138bc75d-0d04-0410-961f-82ee72b054a4