alpha.c (alpha_return_in_memory): Rename from return_in_memory, make static, change...

alpha.c (alpha_return_in_memory): Rename from return_in_memory, make static, change signature to match target hook.

        * config/alpha/alpha.c (alpha_return_in_memory): Rename from
        return_in_memory, make static, change signature to match target hook.
        (alpha_setup_incoming_varargs): Make static, change signature to
        match target hook, add code for vms and unicos.
        (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
        TARGET_PROMOTE_PROTOTYPES, TARGET_STRUCT_VALUE_RTX,
        TARGET_RETURN_IN_MEMORY, TARGET_SETUP_INCOMING_VARARGS,
        TARGET_STRICT_ARGUMENT_NAMING,
        TARGET_PRETEND_OUTGOING_VARARGS_NAMED): New.
        * config/alpha/alpha-protos.h: Update.
        * config/alpha/alpha.h (PROMOTE_FUNCTION_ARGS,
        PROMOTE_FUNCTION_RETURN, RETURN_IN_MEMORY,
        SETUP_INCOMING_VARARGS): Remove.
        * config/alpha/unicosmk.h (SETUP_INCOMING_VARARGS): Remove.
        * config/alpha/vms.h (SETUP_INCOMING_VARARGS): Remove.

From-SVN: r72338