reload.c (find_reloads_toplev): When handling a (subreg (reg)) where (reg) will…

reload.c (find_reloads_toplev): When handling a (subreg (reg)) where (reg) will be replaced by a memory...

	* reload.c (find_reloads_toplev): When handling a (subreg (reg))
	where (reg) will be replaced by a memory reference, if the memory
	address is invalid for the mode of the subreg, then search the
	memory address for reloads.

From-SVN: r3385

gcc/reload.c

@@ -3477,7 +3477,9 @@ find_reloads_toplev (x, ind_levels, is_set_dest)
 #endif
 	       && (reg_equiv_address[regno] != 0
 		   || (reg_equiv_mem[regno] != 0
-		       && ! offsettable_memref_p (reg_equiv_mem[regno]))))
+		       && (! strict_memory_address_p (GET_MODE (x), 
+						      XEXP (reg_equiv_mem[regno], 0))
+			   || ! offsettable_memref_p (reg_equiv_mem[regno])))))
 	{
 	  int offset = SUBREG_WORD (x) * UNITS_PER_WORD;
 	  rtx addr = (reg_equiv_address[regno] ? reg_equiv_address[regno]