to1 = (data->autinc_to
? gen_rtx (MEM, mode, data->to_addr)
- : change_address (data->to, mode,
- plus_constant (data->to_addr, data->offset)));
+ : copy_rtx (change_address (data->to, mode,
+ plus_constant (data->to_addr,
+ data->offset))));
MEM_IN_STRUCT_P (to1) = data->to_struct;
+
from1 =
(data->autinc_from
? gen_rtx (MEM, mode, data->from_addr)
- : change_address (data->from, mode,
- plus_constant (data->from_addr, data->offset)));
+ : copy_rtx (change_address (data->from, mode,
+ plus_constant (data->from_addr,
+ data->offset))));
MEM_IN_STRUCT_P (from1) = data->from_struct;
#ifdef HAVE_PRE_DECREMENT
to1 = (data->autinc_to
? gen_rtx (MEM, mode, data->to_addr)
- : change_address (data->to, mode,
- plus_constant (data->to_addr, data->offset)));
+ : copy_rtx (change_address (data->to, mode,
+ plus_constant (data->to_addr,
+ data->offset))));
MEM_IN_STRUCT_P (to1) = data->to_struct;
#ifdef HAVE_PRE_DECREMENT
structure we are storing into, and hence may be shared.
We must make a new MEM before setting the volatile bit. */
if (offset == 0)
- to_rtx = change_address (to_rtx, VOIDmode, XEXP (to_rtx, 0));
+ to_rtx = copy_rtx (to_rtx);
+
MEM_VOLATILE_P (to_rtx) = 1;
}
#if 0 /* This was turned off because, when a field is volatile
if (!(target && GET_CODE (target) == REG
&& REGNO (target) < FIRST_PSEUDO_REGISTER)
&& !(GET_CODE (target) == MEM && MEM_VOLATILE_P (target))
- && temp != target
+ && ! rtx_equal_p (temp, target)
&& (CONSTANT_P (temp) || want_value))
dont_return_target = 1;
}
/* If value was not generated in the target, store it there.
Convert the value to TARGET's type first if nec. */
- if (temp != target && TREE_CODE (exp) != ERROR_MARK)
+ if (! rtx_equal_p (temp, target) && TREE_CODE (exp) != ERROR_MARK)
{
target = protect_from_queue (target, 1);
if (GET_MODE (temp) != GET_MODE (target)
if (TREE_READONLY (field))
{
if (GET_CODE (to_rtx) == MEM)
- to_rtx = change_address (to_rtx, GET_MODE (to_rtx),
- XEXP (to_rtx, 0));
+ to_rtx = copy_rtx (to_rtx);
+
RTX_UNCHANGING_P (to_rtx) = 1;
}
/* Now build a reference to just the desired component. */
- to_rtx = change_address (target, mode,
- plus_constant (addr, (bitpos / BITS_PER_UNIT)));
+ to_rtx = copy_rtx (change_address (target, mode,
+ plus_constant (addr,
+ (bitpos
+ / BITS_PER_UNIT))));
MEM_IN_STRUCT_P (to_rtx) = 1;
return store_expr (exp, to_rtx, value_mode != VOIDmode);
if (TREE_READONLY (exp))
{
if (GET_CODE (target) == MEM)
- target = change_address (target, GET_MODE (target),
- XEXP (target, 0));
+ target = copy_rtx (target);
+
RTX_UNCHANGING_P (target) = 1;
}