On Jun 13, 2012 11:56 AM, "Xin Tong" wrote: > > Function pointers can be used to call functions in C. but for C++ > member functions. A special function pointer needs to be used, i.e. > > float (SomeClass::*my_memfunc_ptr)(int, char *); > > but eventually, my_memfunc_ptr will hold the address of the code of > the function it points to. can i set up the calling context myself at > this point, i.e. put "this" pointer into rdi, put the arguments into > other registers/stacks and jump to the address held in the > my_memfunc_ptr. would this work in gcc compiled code , what about > other compilers and os linkages ? Have you seen http://gcc.gnu.org/onlinedocs/gcc/Bound-member-functions.html ?