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Re: calling a C++ member function
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 ?