gdb/

  gdb/
	* regformats/reg-tilegx.dat (name): Change abi name to "tilegx".
	* regformats/reg-tilegx32.dat: New.

  gdbserver/

	* Makefile.in (clean): Remove reg-tilegx.c, reg-tilegx32.c.
	(reg-tilegx32.c): New rule.
	* configure.srv (tilegx-*-linux*): Add reg-tilegx32.o to srv_regobj.
	* linux-tile-low.c (tile_arch_setup): New function.  Invoke
	different register info initializer according to elf class.
	(init_registers_tilgx32): New function.  The tilegx32 register info
	initializer.
	(tile_fill_gregset): Use "uint_reg_t" to represent register size.
	(tile_store_gregset): Likewise.