-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2022. 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 SG_POPPING_PRIVATE_HPP
#define SG_POPPING_PRIVATE_HPP
-#include <simgrid/simix.h>
-#include <xbt/base.h>
-
-#include <src/kernel/activity/ActivityImpl.hpp>
-#include <src/kernel/activity/CommImpl.hpp>
-#include <src/kernel/activity/ExecImpl.hpp>
+#include "simgrid/forward.h"
+#include "src/kernel/activity/ActivityImpl.hpp"
+#include <array>
#include <boost/intrusive_ptr.hpp>
-extern "C" {
-
/********************************* Simcalls *********************************/
-XBT_PUBLIC_DATA const char* simcall_names[]; /* Name of each simcall */
-
-#include "popping_enum.h" /* Definition of e_smx_simcall_t, with one value per simcall */
-
-typedef int (*simix_match_func_t)(void*, void*, simgrid::kernel::activity::CommImpl*);
-typedef void (*simix_copy_data_func_t)(smx_activity_t, void*, size_t);
-typedef void (*simix_clean_func_t)(void*);
-typedef void (*FPtr)(void); // Hide the ugliness
+namespace simgrid {
+namespace simix {
+/** All possible simcalls. */
+XBT_DECLARE_ENUM_CLASS(Simcall, NONE, RUN_ANSWERED, RUN_BLOCKING);
+} // namespace simix
+} // namespace simgrid
-/* Pack all possible scalar types in an union */
-union u_smx_scalar {
- char c;
- short s;
- int i;
- long l;
- long long ll;
- unsigned char uc;
- unsigned short us;
- unsigned int ui;
- unsigned long ul;
- unsigned long long ull;
- double d;
- void* dp;
- FPtr fp;
-};
/**
- * \brief Represents a simcall to the kernel.
+ * @brief Represents a simcall to the kernel.
*/
struct s_smx_simcall {
- e_smx_simcall_t call;
- smx_actor_t issuer;
- smx_timer_t timer;
- int mc_value;
- u_smx_scalar args[11];
- u_smx_scalar result;
+ simgrid::simix::Simcall call_ = simgrid::simix::Simcall::NONE;
+ smx_actor_t issuer_ = nullptr;
+ simgrid::kernel::timer::Timer* timeout_cb_ = nullptr; // Callback to timeouts
+ simgrid::kernel::actor::SimcallObserver* observer_ = nullptr; // makes that simcall observable by the MC
+ unsigned int mc_max_consider_ =
+ 0; // How many times this simcall should be used. If >1, this will be a fork in the state space.
+ std::function<void()> const* code_ = nullptr;
};
-#define SIMCALL_SET_MC_VALUE(simcall, value) ((simcall)->mc_value = (value))
-#define SIMCALL_GET_MC_VALUE(simcall) ((simcall)->mc_value)
-
/******************************** General *************************************/
-XBT_PRIVATE void SIMIX_simcall_answer(smx_simcall_t simcall);
-XBT_PRIVATE void SIMIX_simcall_handle(smx_simcall_t simcall, int value);
-XBT_PRIVATE void SIMIX_simcall_exit(smx_activity_t synchro);
-XBT_PRIVATE const char* SIMIX_simcall_name(e_smx_simcall_t kind);
-XBT_PRIVATE void SIMIX_run_kernel(std::function<void()> const* code);
-XBT_PRIVATE void SIMIX_run_blocking(std::function<void()> const* code);
-}
-
-/* Defines the marshal/unmarshal functions for each type of parameters.
- *
- * They will be used in popping_accessors.hpp to define the functions allowing
- * to retrieve/set each parameter of each simcall.
- *
- * There is a unmarshal_raw() function, which is exactly similar to unmarshal()
- * for all types but boost::intrusive_ptr(T). For that type, the unmarshal()
- * function builds a new intrusive_ptr wrapping the pointer (that is stored raw
- * within the simcall) while the unmarshal_raw retrieves the raw pointer.
- *
- * This is used in <simcall>_getraw_<param> functions, that allow the
- * model-checker, to read the data in the remote memory of the MCed.
- */
-
-namespace simgrid {
-namespace simix {
-
-template <class T> class type {
- constexpr bool operator==(type) const { return true; }
- template <class U> constexpr bool operator==(type<U>) const { return false; }
- constexpr bool operator!=(type) const { return false; }
- template <class U> constexpr bool operator!=(type<U>) const { return true; }
-};
-
-template <typename T> struct marshal_t {
-};
-#define SIMIX_MARSHAL(T, field) \
- inline void marshal(type<T>, u_smx_scalar& simcall, T value) { simcall.field = value; } \
- inline T unmarshal(type<T>, u_smx_scalar const& simcall) { return simcall.field; } \
- inline T unmarshal_raw(type<T>, u_smx_scalar const& simcall) \
- { /* Exactly same as unmarshal. It differs only for intrusive_ptr */ return simcall.field; }
-
-SIMIX_MARSHAL(char, c);
-SIMIX_MARSHAL(short, s);
-SIMIX_MARSHAL(int, i);
-SIMIX_MARSHAL(long, l);
-SIMIX_MARSHAL(unsigned char, uc);
-SIMIX_MARSHAL(unsigned short, us);
-SIMIX_MARSHAL(unsigned int, ui);
-SIMIX_MARSHAL(unsigned long, ul);
-SIMIX_MARSHAL(unsigned long long, ull);
-SIMIX_MARSHAL(long long, ll);
-SIMIX_MARSHAL(float, d);
-SIMIX_MARSHAL(double, d);
-SIMIX_MARSHAL(FPtr, fp);
-
-inline void unmarshal(type<void>, u_smx_scalar const& simcall)
-{
- /* Nothing to do for void data */
-}
-inline void unmarshal_raw(type<void>, u_smx_scalar const& simcall)
-{
- /* Nothing to do for void data */
-}
-
-template <class T> inline void marshal(type<T*>, u_smx_scalar& simcall, T* value)
-{
- simcall.dp = (void*)value;
-}
-template <class T> inline T* unmarshal(type<T*>, u_smx_scalar const& simcall)
-{
- return static_cast<T*>(simcall.dp);
-}
-template <class T> inline T* unmarshal_raw(type<T*>, u_smx_scalar const& simcall)
-{
- return static_cast<T*>(simcall.dp);
-}
-
-template <class T>
-inline void marshal(type<boost::intrusive_ptr<T>>, u_smx_scalar& simcall, boost::intrusive_ptr<T> value)
-{
- if (value.get() == nullptr) { // Sometimes we return nullptr in an intrusive_ptr...
- simcall.dp = nullptr;
- } else {
- intrusive_ptr_add_ref(value.get());
- simcall.dp = static_cast<void*>(value.get());
- }
-}
-template <class T> inline boost::intrusive_ptr<T> unmarshal(type<boost::intrusive_ptr<T>>, u_smx_scalar const& simcall)
-{
- // refcount was already increased during the marshaling, thus the "false" as last argument
- boost::intrusive_ptr<T> res = boost::intrusive_ptr<T>(static_cast<T*>(simcall.dp), false);
- return res;
-}
-template <class T> inline T* unmarshal_raw(type<boost::intrusive_ptr<T>>, u_smx_scalar const& simcall)
-{
- return static_cast<T*>(simcall.dp);
-}
-
-template <class R, class... T> inline void marshal(type<R (*)(T...)>, u_smx_scalar& simcall, R (*value)(T...))
-{
- simcall.fp = (FPtr)value;
-}
-template <class R, class... T> inline auto unmarshal(type<R (*)(T...)>, u_smx_scalar simcall) -> R (*)(T...)
-{
- return (R(*)(T...))simcall.fp;
-}
-template <class R, class... T> inline auto unmarshal_raw(type<R (*)(T...)>, u_smx_scalar simcall) -> R (*)(T...)
-{
- return (R(*)(T...))simcall.fp;
-}
-
-template <class T> inline void marshal(u_smx_scalar& simcall, T const& value)
-{
- return marshal(type<T>(), simcall, value);
-}
-template <class T> inline typename std::remove_reference<T>::type unmarshal(u_smx_scalar& simcall)
-{
- return unmarshal(type<T>(), simcall);
-}
-template <class T> inline typename std::remove_reference<T>::type unmarshal_raw(u_smx_scalar& simcall)
-{
- return unmarshal(type<T>(), simcall);
-}
-
-template <std::size_t I> inline void marshalArgs(smx_simcall_t simcall)
-{
- /* Nothing to do when no args */
-}
-
-template <std::size_t I, class A> inline void marshalArgs(smx_simcall_t simcall, A const& a)
-{
- marshal(simcall->args[I], a);
-}
-
-template <std::size_t I, class A, class... B> inline void marshalArgs(smx_simcall_t simcall, A const& a, B const&... b)
-{
- marshal(simcall->args[I], a);
- marshalArgs<I + 1>(simcall, b...);
-}
-
-/** Initialize the simcall */
-template <class... A> inline void marshal(smx_simcall_t simcall, e_smx_simcall_t call, A const&... a)
-{
- simcall->call = call;
- memset(&simcall->result, 0, sizeof(simcall->result));
- memset(simcall->args, 0, sizeof(simcall->args));
- marshalArgs<0>(simcall, a...);
-}
-}
-}
-
-#include "popping_accessors.hpp"
+XBT_PRIVATE const char* SIMIX_simcall_name(const s_smx_simcall& simcall);
#endif
