* config/mcore/tm-mcore.h (GDB_MULTI_ARCH): Add macro. Set to 0.
(REGISTER_SIZE): Remove.
(MAX_REGISTER_RAW_SIZE): Remove.
(REGISTER_VIRTUAL_TYPE): Remove.
(MAX_REGISTER_VIRTUAL_SIZE): Remove.
(REGISTER_NAME): Remove.
(USE_GENERIC_DUMMY_FRAMES): Remove.
(CALL_DUMMY): Remove.
(CALL_DUMMY_START_OFFSET): Remove.
(CALL_DUMMY_BREAKPOINT_OFFSET): Remove.
(CALL_DUMMY_LOCATION): Remove.
(FIX_CALL_DUMMY): Remove.
(CALL_DUMMY_ADDRESS): Remove.
(SIZEOF_CALL_DUMMY_WORDS): Remove.
(SAVE_DUMMY_FRAME_TOS): Remove.
* mcore-tdep.c (MCORE_REG_SIZE, MCORE_NUM_REGS): Add macros.
(mcore_register_virtual_type): New function.
(mcore_register_byte): New function.
(mcore_register_size): New function.
(mcore_register_name): New function.
(mcore_gdbarch_init): New function. Add set_gdbarch calls for
macros removed from tm-mcore.h.
(mcore_dump_tdep): Add.
(_initialize_mcore_tdep): Add gdbarch_register call.