+Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
+
+ * reload.c (find_reloads): Always force (subreg (mem)) to be
+ reloaded if WORD_REGISTER_OPERATIONS.
+
Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
* haifa-sched.c (free_list): Rename from free_pnd_lst.
register access. If the data is, in fact, in memory we
must always load using the size assumed to be in the
register and let the insn do the different-sized
- accesses. */
+ accesses.
+
+ This is doubly true if WORD_REGISTER_OPERATIONS. In
+ this case eliminate_regs has left non-paradoxical
+ subregs for push_reloads to see. Make sure it does
+ by forcing the reload.
+
+ ??? When is it right at this stage to have a subreg
+ of a mem that is _not_ to be handled specialy? IMO
+ those should have been reduced to just a mem. */
|| ((GET_CODE (operand) == MEM
|| (GET_CODE (operand)== REG
&& REGNO (operand) >= FIRST_PSEUDO_REGISTER))
+#ifndef WORD_REGISTER_OPERATIONS
&& (((GET_MODE_BITSIZE (GET_MODE (operand))
< BIGGEST_ALIGNMENT)
&& (GET_MODE_SIZE (operand_mode[i])
&& INTEGRAL_MODE_P (GET_MODE (operand))
&& LOAD_EXTEND_OP (GET_MODE (operand)) != NIL)
#endif
- ))
+ )
+#endif
+ )
/* Subreg of a hard reg which can't handle the subreg's mode
or which would handle that mode in the wrong number of
registers for subregging to work. */