stormy16-protos.h (xstormy16_function_arg): Delete.
* config/stormy16/stormy16-protos.h (xstormy16_function_arg): Delete.
(xstormy16_function_arg_advance): Delete.
* config/stormy16/stormy16.h (FUNCTION_ARG): Delete.
(FUNCTION_ARG_ADVANCE): Delete.
* config/stormy16/stormy16.c (xstormy16_function_arg): Make static.
Take a const_tree and a bool.
(xstormy16_function_arg_advance): Likewise. Return void, updating
the CUM parameter instead.
(TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
From-SVN: r166038