===================================================================
@@ -1947,6 +1947,10 @@
#define STACK_SAVEAREA_MODE(LEVEL) \
((LEVEL) == SAVE_NONLOCAL ? (TARGET_64BIT ? TImode : DImode) : Pmode)
+/* Specify the machine_mode of the size increment
+ operand of an 'allocate_stack' named pattern. */
+#define STACK_SIZE_MODE Pmode
+
/* A C expression whose value is zero if pointers that need to be extended
from being `POINTER_SIZE' bits wide to `Pmode' are sign-extended and
greater then zero if they are zero-extended and less then zero if the