1 /* Copyright (c) 2015-2019. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef SIMGRID_SIMIX_BOOST_CONTEXT_HPP
7 #define SIMGRID_SIMIX_BOOST_CONTEXT_HPP
9 #include <boost/version.hpp>
10 #if BOOST_VERSION < 106100
11 #include <boost/context/fcontext.hpp>
13 #include <boost/context/detail/fcontext.hpp>
21 #include <simgrid/simix.hpp>
22 #include <xbt/parmap.hpp>
24 #include "src/internal_config.h"
25 #include "src/kernel/context/Context.hpp"
26 #include "src/kernel/context/ContextSwapped.hpp"
32 /** @brief Userspace context switching implementation based on Boost.Context */
33 class BoostContext : public SwappedContext {
35 BoostContext(std::function<void()> code, void_pfn_smxprocess_t cleanup_func, smx_actor_t process,
36 SwappedContextFactory* factory);
37 ~BoostContext() override;
39 void swap_into(SwappedContext* to) override;
42 #if BOOST_VERSION < 105600
43 boost::context::fcontext_t* fc_ = nullptr;
44 typedef intptr_t arg_type;
45 #elif BOOST_VERSION < 106100
46 boost::context::fcontext_t fc_;
47 typedef intptr_t arg_type;
49 boost::context::detail::fcontext_t fc_;
50 typedef boost::context::detail::transfer_t arg_type;
52 #if HAVE_SANITIZER_ADDRESS_FIBER_SUPPORT
53 const void* asan_stack_ = nullptr;
54 size_t asan_stack_size_ = 0;
55 BoostContext* asan_ctx_ = nullptr;
56 bool asan_stop_ = false;
59 static void wrapper(arg_type arg);
62 class BoostContextFactory : public SwappedContextFactory {
64 BoostContextFactory() : SwappedContextFactory("BoostContextFactory") {}
66 Context* create_context(std::function<void()> code, void_pfn_smxprocess_t cleanup, smx_actor_t process) override;