#undef REG_PARM_STACK_SPACE
#define REG_PARM_STACK_SPACE 64
-/* Arguments grow in the normal direction for the PA64 port. */
-#undef ARGS_GROW_DOWNWARD
+/* Use the 64-bit calling conventions designed for the PA2.0 in wide mode. */
+#define PA20W_CALLING_CONVENTIONS
#undef FUNC_LDIL_OFFSET
#undef FUNC_LDO_OFFSET