* config/alpha/alpha.c (struct machine_function): Use rtx, not
	struct rtx_def *.
	* config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
	struct rtx_def *.
	* config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
	* config/h8300/h8300.h (struct cum_arg): Use rtx, not struct
	rtx_def *.
	* config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
	rtx_def *.
	* config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
	definitions where used.
	* config/microblaze/microblaze.h (struct microblaze_args): Use
	rtx, not struct rtx_def *.
	* config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
	rtx_def *.
	* config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def
	*.
	* config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def
	*.
	* config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
	not struct rtx_def *.
	* config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
	struct rtx_def *.
	* config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
	rtx_def *.
	* config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def
	*.

From-SVN: r172818