tail_ontop_ppc32_sysv.cpp

Go to the documentation of this file.

 
//          Copyright Oliver Kowalke 2009.
// Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//        http://www.boost.org/LICENSE_1_0.txt)
 
#include <libcopp/fcontext/fcontext.hpp>
 
using copp::fcontext_t;
using copp::transfer_t;
 
// This C++ tail of ontop_fcontext() allocates transfer_t{ from, vp }
// on the stack.  If fn() throws a C++ exception, then the C++ runtime
// must remove this tail's stack frame.
extern "C" transfer_t ontop_fcontext_tail(int ignore, void* vp, transfer_t (*fn)(transfer_t), fcontext_t const from) {
  return fn(transfer_t{from, vp});
}
extern "C" transfer_t ontop_fcontext_tail(int ignore, void* vp, transfer_t (*fn)(transfer_t), fcontext_t const from) {…}