li 3, -1 # client app return
blr
+
+ # Call another function via pointer in r6
+ # (arguments can be provided in r3 to r5)
+ # Destination function should jump back to lr
+C_ENTRY(call_c)
+ mtctr r6
+ bctr
+
+.global the_system_stack
.lcomm the_system_stack, STACKSIZE, 16