-/* Copyright (c) 2009-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2009-2023. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#ifndef SIMGRID_KERNEL_CONTEXT_SWAPPED_CONTEXT_HPP
#define SIMGRID_KERNEL_CONTEXT_SWAPPED_CONTEXT_HPP
+#include "src/internal_config.h" // HAVE_SANITIZER_*
#include "src/kernel/context/Context.hpp"
+#include "src/xbt/parmap.hpp"
#include <memory>
-namespace simgrid {
-namespace kernel {
-namespace context {
+namespace simgrid::kernel::context {
class SwappedContext;
-} // namespace context
-} // namespace kernel
-} // namespace simgrid
+} // namespace simgrid::kernel::context
/* Use extern "C" to make sure that this symbol is easy to recognize by name, even on exotic platforms */
extern "C" XBT_ATTRIB_NORETURN void smx_ctx_wrapper(simgrid::kernel::context::SwappedContext* context);
-namespace simgrid {
-namespace kernel {
-namespace context {
+namespace simgrid::kernel::context {
class SwappedContextFactory : public ContextFactory {
friend SwappedContext; // Reads whether we are in parallel mode
SwappedContextFactory() = default;
SwappedContextFactory(const SwappedContextFactory&) = delete;
SwappedContextFactory& operator=(const SwappedContextFactory&) = delete;
- void run_all() override;
+ void run_all(std::vector<actor::ActorImpl*> const& actors) override;
private:
/* For the sequential execution */
SwappedContext* maestro_context_ = nullptr; // save maestro's context
/* For the parallel execution, will be created lazily with the right parameters if needed (ie, in parallel) */
- std::unique_ptr<simgrid::xbt::Parmap<smx_actor_t>> parmap_{nullptr};
+ std::unique_ptr<simgrid::xbt::Parmap<actor::ActorImpl*>> parmap_{nullptr};
};
class SwappedContext : public Context {
friend void ::smx_ctx_wrapper(simgrid::kernel::context::SwappedContext*);
public:
- SwappedContext(std::function<void()>&& code, smx_actor_t get_actor, SwappedContextFactory* factory);
+ SwappedContext(std::function<void()>&& code, actor::ActorImpl* get_actor, SwappedContextFactory* factory);
SwappedContext(const SwappedContext&) = delete;
SwappedContext& operator=(const SwappedContext&) = delete;
- virtual ~SwappedContext();
+ ~SwappedContext() override;
void suspend() override;
virtual void resume();
- XBT_ATTRIB_NORETURN void stop() override;
- virtual void swap_into(SwappedContext* to) = 0; // Defined in Raw, Boost and UContext subclasses
+ void swap_into(SwappedContext* to);
+protected:
unsigned char* get_stack() const { return stack_; }
- // Return the address for the bottom of the stack. Depending on the stack direction it may be the lower or higher
- // address
- unsigned char* get_stack_bottom() const { return PTH_STACKGROWTH == -1 ? stack_ + smx_context_stack_size : stack_; }
+ unsigned char* get_stack_bottom() const; // Depending on the stack direction, its bottom (that Boost::make_fcontext
+ // needs) may be the lower or higher end
-#if HAVE_SANITIZER_ADDRESS_FIBER_SUPPORT
- const void* asan_stack_ = nullptr;
- size_t asan_stack_size_ = 0;
- SwappedContext* asan_ctx_ = nullptr;
- bool asan_stop_ = false;
-#endif
-
-protected:
// With ASan, after a context switch, check that the originating context is the expected one (see BoostContext)
void verify_previous_context(const SwappedContext* context) const;
SwappedContextFactory& factory_; // for sequential and parallel run_all()
#if HAVE_VALGRIND_H
- unsigned int valgrind_stack_id_;
+ unsigned int valgrind_stack_id_ = 0;
#endif
+#if HAVE_SANITIZER_ADDRESS_FIBER_SUPPORT
+ const void* asan_stack_ = nullptr;
+ size_t asan_stack_size_ = 0;
+ SwappedContext* asan_ctx_ = nullptr;
+ bool asan_stop_ = false;
+#endif
+#if HAVE_SANITIZER_THREAD_FIBER_SUPPORT
+ void* tsan_fiber_;
+#endif
+
+ virtual void swap_into_for_real(SwappedContext* to) = 0; // Defined in Raw, Boost and UContext subclasses
};
inline void SwappedContext::verify_previous_context(XBT_ATTRIB_UNUSED const SwappedContext* context) const
#endif
}
-} // namespace context
-} // namespace kernel
-} // namespace simgrid
+} // namespace simgrid::kernel::context
#endif