contrib/gcc/explow.c

317 convert_memory_address (enum machine_mode to_mode ATTRIBUTE_UNUSED,
321   gcc_assert (GET_MODE (x) == to_mode || GET_MODE (x) == VOIDmode);
329   if (GET_MODE (x) == to_mode)
332   from_mode = to_mode == ptr_mode ? Pmode : ptr_mode;
340       if (GET_MODE_SIZE (to_mode) < GET_MODE_SIZE (from_mode))
348       temp = simplify_unary_operation (code, to_mode, x, from_mode);
355 	  && GET_MODE (SUBREG_REG (x)) == to_mode)
360       temp = gen_rtx_LABEL_REF (to_mode, XEXP (x, 0));
367       PUT_MODE (temp, to_mode);
372       return gen_rtx_CONST (to_mode,
373 			    convert_memory_address (to_mode, XEXP (x, 0)));
382       if (GET_MODE_SIZE (to_mode) < GET_MODE_SIZE (from_mode)
385 	      && XEXP (x, 1) == convert_memory_address (to_mode, XEXP (x, 1))))
386 	return gen_rtx_fmt_ee (GET_CODE (x), to_mode,
387 			       convert_memory_address (to_mode, XEXP (x, 0)),
395   return convert_modes (to_mode, from_mode,