[spu] hookize FUNCTION_ARG &co.

[Ulrich Weigand]

Nathan Froyd wrote:

> 	* config/spu/spu-protos.h (spu_function_arg): Delete.
> 	* config/spu/spu.h (FUNCTION_ARG): Delete.
> 	(FUNCTION_ARG_ADVANCE): Move code to ...
> 	* config/spu/spu.c (spu_function_arg_advance): New function.
> 	(spu_function_arg): Make static.  Take a const_tree and a bool.
> 	(spu_setup_incoming_varargs): Call spu_function_arg_advance.
> 	(TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.

This is OK as well.

Thanks,
Ulrich

-- 
  Dr. Ulrich Weigand
  GNU Toolchain for Linux on System z and Cell BE
  Ulrich.Weigand@de.ibm.com