/* Convert tree expression to rtl instructions, for GNU compiler.
Copyright (C) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation,
+ Inc.
This file is part of GCC.
{
rtx ret;
- if (reload_in_progress && MEM_P (x))
+ if (MEM_P (x))
{
- /* We can't use gen_lowpart here because it may call change_address
- which is not appropriate if we were called when a reload was in
- progress. We don't have to worry about changing the address since
- the size in bytes is supposed to be the same. Copy the MEM to
- change the mode and move any substitutions from the old MEM to
- the new one. */
-
- ret = adjust_address_nv (x, new_mode, 0);
- copy_replacements (x, ret);
+ /* We don't have to worry about changing the address since the
+ size in bytes is supposed to be the same. */
+ if (reload_in_progress)
+ {
+ /* Copy the MEM to change the mode and move any
+ substitutions from the old MEM to the new one. */
+ ret = adjust_address_nv (x, new_mode, 0);
+ copy_replacements (x, ret);
+ }
+ else
+ ret = adjust_address (x, new_mode, 0);
}
else
{
if (COMPLEX_MODE_P (mode))
return emit_move_complex (mode, x, y);
+ if (GET_MODE_CLASS (mode) == MODE_DECIMAL_FLOAT)
+ {
+ rtx result = emit_move_via_integer (mode, x, y, true);
+
+ /* If we can't find an integer mode, use multi words. */
+ if (result)
+ return result;
+ else
+ return emit_move_multi_word (mode, x, y);
+ }
+
if (GET_MODE_CLASS (mode) == MODE_CC)
return emit_move_ccmode (mode, x, y);