* config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.

    * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
        (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
        (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
        (mn10300_asm_output_mi_thunk): New function.
        (mn10300_can_output_mu_thunk): New function.
        * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
        (FUNCTION_ARG_REGNO_P): Fix comment.  Accept d0 and d1.
        (FUNCTION_ARG): Delete incorrect comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@156492 138bc75d-0d04-0410-961f-82ee72b054a4