X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4ba85316ab090c9e1fb26e988dc80dd5c4535bd8..a5c102f3397e8112b97c27981bfdbcaac76d79f6:/src/simix/libsmx.cpp diff --git a/src/simix/libsmx.cpp b/src/simix/libsmx.cpp index 15f0a2ea90..df3df95899 100644 --- a/src/simix/libsmx.cpp +++ b/src/simix/libsmx.cpp @@ -5,194 +5,40 @@ /* */ /* This is somehow the "libc" of SimGrid */ -/* Copyright (c) 2010-2017. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2010-2019. 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. */ -#include /* std::isfinite() */ - -#include - #include "mc/mc.h" -#include "simgrid/s4u/VirtualMachine.hpp" -#include "simgrid/simix.hpp" #include "simgrid/simix/blocking_simcall.hpp" -#include "smx_private.hpp" #include "src/kernel/activity/CommImpl.hpp" +#include "src/kernel/activity/ConditionVariableImpl.hpp" +#include "src/kernel/activity/ExecImpl.hpp" +#include "src/kernel/activity/IoImpl.hpp" +#include "src/kernel/activity/MailboxImpl.hpp" #include "src/kernel/activity/MutexImpl.hpp" -#include "src/mc/mc_forward.hpp" #include "src/mc/mc_replay.hpp" #include "src/plugins/vm/VirtualMachineImpl.hpp" -#include "src/simix/smx_host_private.hpp" -#include "xbt/ex.h" -#include "xbt/functional.hpp" XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix); #include "popping_bodies.cpp" -void simcall_call(smx_actor_t actor) -{ - if (actor != simix_global->maestro_process) { - XBT_DEBUG("Yield actor '%s' on simcall %s (%d)", actor->getCname(), SIMIX_simcall_name(actor->simcall.call), - (int)actor->simcall.call); - SIMIX_process_yield(actor); - } else { - SIMIX_simcall_handle(&actor->simcall, 0); - } -} - -/** - * \ingroup simix_process_management - * \brief Creates a synchro that executes some computation of an host. - * - * This function creates a SURF action and allocates the data necessary - * to create the SIMIX synchro. It can raise a host_error exception if the host crashed. - * - * \param name Name of the execution synchro to create - * \param flops_amount amount Computation amount (in flops) - * \param priority computation priority - * \param bound - * \return A new SIMIX execution synchronization - */ -smx_activity_t simcall_execution_start(const char* name, double flops_amount, double priority, double bound, - simgrid::s4u::Host* host) -{ - /* checking for infinite values */ - xbt_assert(std::isfinite(flops_amount), "flops_amount is not finite!"); - xbt_assert(std::isfinite(priority), "priority is not finite!"); - - return simcall_BODY_execution_start(name, flops_amount, priority, bound, host); -} - -/** - * \ingroup simix_process_management - * \brief Creates a synchro that may involve parallel computation on - * several hosts and communication between them. - * - * \param name Name of the execution synchro to create - * \param host_nb Number of hosts where the synchro will be executed - * \param host_list Array (of size host_nb) of hosts where the synchro will be executed - * \param flops_amount Array (of size host_nb) of computation amount of hosts (in bytes) - * \param bytes_amount Array (of size host_nb * host_nb) representing the communication - * amount between each pair of hosts - * \param amount the SURF action amount - * \param rate the SURF action rate - * \param timeout timeout - * \return A new SIMIX execution synchronization - */ -smx_activity_t simcall_execution_parallel_start(const char* name, int host_nb, sg_host_t* host_list, - double* flops_amount, double* bytes_amount, double rate, double timeout) -{ - /* checking for infinite values */ - for (int i = 0 ; i < host_nb ; ++i) { - xbt_assert(std::isfinite(flops_amount[i]), "flops_amount[%d] is not finite!", i); - if (bytes_amount != nullptr) { - for (int j = 0 ; j < host_nb ; ++j) { - xbt_assert(std::isfinite(bytes_amount[i + host_nb * j]), - "bytes_amount[%d+%d*%d] is not finite!", i, host_nb, j); - } - } - } - - xbt_assert(std::isfinite(rate), "rate is not finite!"); - - return simcall_BODY_execution_parallel_start(name, host_nb, host_list, flops_amount, bytes_amount, rate, timeout); -} - -/** - * \ingroup simix_process_management - * \brief Cancels an execution synchro. - * - * This functions stops the execution. It calls a surf function. - * \param execution The execution synchro to cancel - */ -void simcall_execution_cancel(smx_activity_t execution) -{ - simgrid::kernel::activity::ExecImplPtr exec = - boost::static_pointer_cast(execution); - if (not exec->surfAction_) - return; - simgrid::simix::kernelImmediate([exec] { - XBT_DEBUG("Cancel synchro %p", exec.get()); - if (exec->surfAction_) - exec->surfAction_->cancel(); - }); -} - -/** - * \ingroup simix_process_management - * \brief Changes the priority of an execution synchro. - * - * This functions changes the priority only. It calls a surf function. - * \param execution The execution synchro - * \param priority The new priority - */ -void simcall_execution_set_priority(smx_activity_t execution, double priority) -{ - /* checking for infinite values */ - xbt_assert(std::isfinite(priority), "priority is not finite!"); - simgrid::simix::kernelImmediate([execution, priority] { - - simgrid::kernel::activity::ExecImplPtr exec = - boost::static_pointer_cast(execution); - if (exec->surfAction_) - exec->surfAction_->setSharingWeight(priority); - }); -} - /** - * \ingroup simix_process_management - * \brief Changes the capping (the maximum CPU utilization) of an execution synchro. + * @ingroup simix_host_management + * @brief Waits for the completion of an execution synchro and destroy it. * - * This functions changes the capping only. It calls a surf function. - * \param execution The execution synchro - * \param bound The new bound + * @param execution The execution synchro */ -void simcall_execution_set_bound(smx_activity_t execution, double bound) +e_smx_state_t simcall_execution_wait(const smx_activity_t& execution) { - simgrid::simix::kernelImmediate([execution, bound] { - simgrid::kernel::activity::ExecImplPtr exec = - boost::static_pointer_cast(execution); - if (exec->surfAction_) - exec->surfAction_->setBound(bound); - }); + return (e_smx_state_t)simcall_BODY_execution_wait(static_cast(execution.get())); } -/** - * \ingroup simix_host_management - * \brief Waits for the completion of an execution synchro and destroy it. - * - * \param execution The execution synchro - */ -e_smx_state_t simcall_execution_wait(smx_activity_t execution) -{ - return (e_smx_state_t) simcall_BODY_execution_wait(execution); -} - -e_smx_state_t simcall_execution_test(smx_activity_t execution) +e_smx_state_t simcall_execution_test(const smx_activity_t& execution) { - return (e_smx_state_t)simcall_BODY_execution_test(execution); -} - -/** - * \ingroup simix_process_management - * \brief Kills all SIMIX processes. - */ -void simcall_process_killall() -{ - simcall_BODY_process_killall(); -} - -/** - * \ingroup simix_process_management - * \brief Cleans up a SIMIX process. - * \param process poor victim (must have already been killed) - */ -void simcall_process_cleanup(smx_actor_t process) -{ - simcall_BODY_process_cleanup(process); + return (e_smx_state_t)simcall_BODY_execution_test(static_cast(execution.get())); } void simcall_process_join(smx_actor_t process, double timeout) @@ -201,13 +47,8 @@ void simcall_process_join(smx_actor_t process, double timeout) } /** - * \ingroup simix_process_management - * \brief Suspends a process. - * - * This function suspends the process by suspending the synchro - * it was waiting for completion. - * - * \param process a SIMIX process + * @ingroup simix_process_management + * @brief Suspends an actor */ void simcall_process_suspend(smx_actor_t process) { @@ -215,65 +56,15 @@ void simcall_process_suspend(smx_actor_t process) } /** - * \ingroup simix_process_management - * \brief Returns the amount of SIMIX processes in the system - * - * Maestro internal process is not counted, only user code processes are - */ -int simcall_process_count() -{ - return simgrid::simix::kernelImmediate(SIMIX_process_count); -} - -/** - * \ingroup simix_process_management - * \brief Set the user data of a #smx_actor_t. - * - * This functions sets the user data associated to \a process. - * \param process SIMIX process - * \param data User data - */ -void simcall_process_set_data(smx_actor_t process, void *data) -{ - simgrid::simix::kernelImmediate([process, data] { process->setUserData(data); }); -} - -/** - * \ingroup simix_process_management - * \brief Set the kill time of a process. - */ -void simcall_process_set_kill_time(smx_actor_t process, double kill_time) -{ - - if (kill_time <= SIMIX_get_clock() || simix_global->kill_process_function == nullptr) - return; - XBT_DEBUG("Set kill time %f for process %s@%s", kill_time, process->getCname(), process->host->getCname()); - process->kill_timer = SIMIX_timer_set(kill_time, [process] { - simix_global->kill_process_function(process); - process->kill_timer=nullptr; - }); -} - -/** - * \ingroup simix_process_management - * \brief Add an on_exit function - * Add an on_exit function which will be executed when the process exits/is killed. - */ -XBT_PUBLIC(void) simcall_process_on_exit(smx_actor_t process, int_f_pvoid_pvoid_t fun, void *data) -{ - simcall_BODY_process_on_exit(process, fun, data); -} - -/** - * \ingroup simix_process_management - * \brief Creates a new sleep SIMIX synchro. + * @ingroup simix_process_management + * @brief Creates a new sleep SIMIX synchro. * * This function creates a SURF action and allocates the data necessary - * to create the SIMIX synchro. It can raise a host_error exception if the + * to create the SIMIX synchro. It can raise a HostFailureException if the * host crashed. The default SIMIX name of the synchro is "sleep". * - * \param duration Time duration of the sleep. - * \return A result telling whether the sleep was successful + * @param duration Time duration of the sleep. + * @return A result telling whether the sleep was successful */ e_smx_state_t simcall_process_sleep(double duration) { @@ -283,11 +74,12 @@ e_smx_state_t simcall_process_sleep(double duration) } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ void simcall_comm_send(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate, void* src_buff, size_t src_buff_size, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*), - void (*copy_data_fun)(smx_activity_t, void*, size_t), void* data, double timeout) + void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data, + double timeout) { /* checking for infinite values */ xbt_assert(std::isfinite(task_size), "task_size is not finite!"); @@ -311,12 +103,13 @@ void simcall_comm_send(smx_actor_t sender, smx_mailbox_t mbox, double task_size, } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ smx_activity_t simcall_comm_isend(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate, void* src_buff, size_t src_buff_size, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*), - void (*clean_fun)(void*), void (*copy_data_fun)(smx_activity_t, void*, size_t), + void (*clean_fun)(void*), + void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data, int detached) { /* checking for infinite values */ @@ -331,11 +124,12 @@ smx_activity_t simcall_comm_isend(smx_actor_t sender, smx_mailbox_t mbox, double } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ void simcall_comm_recv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, size_t* dst_buff_size, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*), - void (*copy_data_fun)(smx_activity_t, void*, size_t), void* data, double timeout, double rate) + void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data, + double timeout, double rate) { xbt_assert(std::isfinite(timeout), "timeout is not finite!"); xbt_assert(mbox, "No rendez-vous point defined for recv"); @@ -354,11 +148,12 @@ void simcall_comm_recv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, } } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ smx_activity_t simcall_comm_irecv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, size_t* dst_buff_size, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*), - void (*copy_data_fun)(smx_activity_t, void*, size_t), void* data, double rate) + void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), + void* data, double rate) { xbt_assert(mbox, "No rendez-vous point defined for irecv"); @@ -367,94 +162,88 @@ smx_activity_t simcall_comm_irecv(smx_actor_t receiver, smx_mailbox_t mbox, void } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ smx_activity_t simcall_comm_iprobe(smx_mailbox_t mbox, int type, int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*), void* data) { xbt_assert(mbox, "No rendez-vous point defined for iprobe"); - return simcall_BODY_comm_iprobe(mbox, type, match_fun, data); + return simgrid::simix::simcall([mbox, type, match_fun, data] { return mbox->iprobe(type, match_fun, data); }); } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ -void simcall_comm_cancel(smx_activity_t synchro) +unsigned int simcall_comm_waitany(smx_activity_t comms[], size_t count, double timeout) { - simgrid::simix::kernelImmediate([synchro] { - simgrid::kernel::activity::CommImplPtr comm = - boost::static_pointer_cast(synchro); - comm->cancel(); + std::unique_ptr rcomms(new simgrid::kernel::activity::CommImpl*[count]); + std::transform(comms, comms + count, rcomms.get(), [](const smx_activity_t& comm) { + return static_cast(comm.get()); }); + return simcall_BODY_comm_waitany(rcomms.get(), count, timeout); } -/** - * \ingroup simix_comm_management - */ -unsigned int simcall_comm_waitany(xbt_dynar_t comms, double timeout) +unsigned int simcall_comm_waitany(simgrid::kernel::activity::CommImpl* comms[], size_t count, double timeout) { - return simcall_BODY_comm_waitany(comms, timeout); + return simcall_BODY_comm_waitany(comms, count, timeout); } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management */ -int simcall_comm_testany(smx_activity_t* comms, size_t count) +int simcall_comm_testany(smx_activity_t comms[], size_t count) { if (count == 0) return -1; - return simcall_BODY_comm_testany(comms, count); + std::unique_ptr rcomms(new simgrid::kernel::activity::CommImpl*[count]); + std::transform(comms, comms + count, rcomms.get(), [](const smx_activity_t& comm) { + return static_cast(comm.get()); + }); + return simcall_BODY_comm_testany(rcomms.get(), count); } -/** - * \ingroup simix_comm_management - */ -void simcall_comm_wait(smx_activity_t comm, double timeout) +int simcall_comm_testany(simgrid::kernel::activity::CommImpl* comms[], size_t count) { - xbt_assert(std::isfinite(timeout), "timeout is not finite!"); - simcall_BODY_comm_wait(comm, timeout); + if (count == 0) + return -1; + return simcall_BODY_comm_testany(comms, count); } /** - * \brief Set the category of an synchro. - * - * This functions changes the category only. It calls a surf function. - * \param synchro The execution synchro - * \param category The tracing category + * @ingroup simix_comm_management */ -void simcall_set_category(smx_activity_t synchro, const char *category) +void simcall_comm_wait(const smx_activity_t& comm, double timeout) { - if (category == nullptr) { - return; - } - simcall_BODY_set_category(synchro, category); + xbt_assert(std::isfinite(timeout), "timeout is not finite!"); + simcall_BODY_comm_wait(static_cast(comm.get()), timeout); } /** - * \ingroup simix_comm_management + * @ingroup simix_comm_management * */ -int simcall_comm_test(smx_activity_t comm) +int simcall_comm_test(const smx_activity_t& comm) { - return simcall_BODY_comm_test(comm); + return simcall_BODY_comm_test(static_cast(comm.get())); } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ smx_mutex_t simcall_mutex_init() { - if (not simix_global) { - fprintf(stderr,"You must run MSG_init before using MSG\n"); // We can't use xbt_die since we may get there before the initialization + if (simix_global == nullptr) { + fprintf(stderr, "You must initialize the SimGrid engine before using it\n"); // We can't use xbt_die since we may + // get there before the initialization xbt_abort(); } - return simgrid::simix::kernelImmediate([] { return new simgrid::kernel::activity::MutexImpl(); }); + return simgrid::simix::simcall([] { return new simgrid::kernel::activity::MutexImpl(); }); } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ void simcall_mutex_lock(smx_mutex_t mutex) @@ -463,7 +252,7 @@ void simcall_mutex_lock(smx_mutex_t mutex) } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ int simcall_mutex_trylock(smx_mutex_t mutex) @@ -472,7 +261,7 @@ int simcall_mutex_trylock(smx_mutex_t mutex) } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ void simcall_mutex_unlock(smx_mutex_t mutex) @@ -481,25 +270,16 @@ void simcall_mutex_unlock(smx_mutex_t mutex) } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ smx_cond_t simcall_cond_init() { - return simcall_BODY_cond_init(); + return simgrid::simix::simcall([] { return new simgrid::kernel::activity::ConditionVariableImpl(); }); } /** - * \ingroup simix_synchro_management - * - */ -void simcall_cond_signal(smx_cond_t cond) -{ - simcall_BODY_cond_signal(cond); -} - -/** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex) @@ -508,26 +288,17 @@ void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex) } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ -void simcall_cond_wait_timeout(smx_cond_t cond, smx_mutex_t mutex, double timeout) +int simcall_cond_wait_timeout(smx_cond_t cond, smx_mutex_t mutex, double timeout) { xbt_assert(std::isfinite(timeout), "timeout is not finite!"); - simcall_BODY_cond_wait_timeout(cond, mutex, timeout); -} - -/** - * \ingroup simix_synchro_management - * - */ -void simcall_cond_broadcast(smx_cond_t cond) -{ - simcall_BODY_cond_broadcast(cond); + return simcall_BODY_cond_wait_timeout(cond, mutex, timeout); } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ void simcall_sem_acquire(smx_sem_t sem) @@ -536,23 +307,18 @@ void simcall_sem_acquire(smx_sem_t sem) } /** - * \ingroup simix_synchro_management + * @ingroup simix_synchro_management * */ -void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout) +int simcall_sem_acquire_timeout(smx_sem_t sem, double timeout) { xbt_assert(std::isfinite(timeout), "timeout is not finite!"); - simcall_BODY_sem_acquire_timeout(sem, timeout); -} - -sg_size_t simcall_storage_read(surf_storage_t st, sg_size_t size) -{ - return simcall_BODY_storage_read(st, size); + return simcall_BODY_sem_acquire_timeout(sem, timeout); } -sg_size_t simcall_storage_write(surf_storage_t st, sg_size_t size) +e_smx_state_t simcall_io_wait(const smx_activity_t& io) { - return simcall_BODY_storage_write(st, size); + return (e_smx_state_t)simcall_BODY_io_wait(static_cast(io.get())); } void simcall_run_kernel(std::function const& code) @@ -584,6 +350,90 @@ void unblock(smx_actor_t process) xbt_assert(SIMIX_is_maestro()); SIMIX_simcall_answer(&process->simcall); } +} // namespace simix +} // namespace simgrid +/* ****************************DEPRECATED CALLS******************************* */ +void simcall_process_set_kill_time(smx_actor_t process, double kill_time) +{ + simgrid::simix::simcall([process, kill_time] { process->set_kill_time(kill_time); }); +} +void simcall_comm_cancel(smx_activity_t comm) +{ + simgrid::simix::simcall([comm] { boost::static_pointer_cast(comm)->cancel(); }); } +void simcall_execution_cancel(smx_activity_t exec) +{ + simgrid::simix::simcall([exec] { boost::static_pointer_cast(exec)->cancel(); }); +} +void simcall_execution_set_priority(smx_activity_t exec, double priority) +{ + simgrid::simix::simcall([exec, priority] { + boost::static_pointer_cast(exec)->set_priority(priority); + }); +} + +void simcall_execution_set_bound(smx_activity_t exec, double bound) +{ + simgrid::simix::simcall( + [exec, bound] { boost::static_pointer_cast(exec)->set_bound(bound); }); +} + +// deprecated +smx_activity_t simcall_execution_start(const std::string& name, const std::string& category, double flops_amount, + double priority, double bound, sg_host_t host) +{ + return simgrid::simix::simcall([name, category, flops_amount, priority, bound, host] { + return simgrid::kernel::activity::ExecImplPtr(new simgrid::kernel::activity::ExecImpl()) + ->set_name(name) + ->set_tracing_category(category) + ->set_host(host) + ->start(flops_amount, priority, bound); + }); +} + +// deprecated +smx_activity_t simcall_execution_parallel_start(const std::string& name, int host_nb, const sg_host_t* host_list, + const double* flops_amount, const double* bytes_amount, double rate, + double timeout) +{ + /* Check that we are not mixing VMs and PMs in the parallel task */ + bool is_a_vm = (nullptr != dynamic_cast(host_list[0])); + for (int i = 1; i < host_nb; i++) { + bool tmp_is_a_vm = (nullptr != dynamic_cast(host_list[i])); + xbt_assert(is_a_vm == tmp_is_a_vm, "parallel_execute: mixing VMs and PMs is not supported (yet)."); + } + + /* checking for infinite values */ + for (int i = 0; i < host_nb; ++i) { + if (flops_amount != nullptr) + xbt_assert(std::isfinite(flops_amount[i]), "flops_amount[%d] is not finite!", i); + if (bytes_amount != nullptr) { + for (int j = 0; j < host_nb; ++j) { + xbt_assert(std::isfinite(bytes_amount[i + host_nb * j]), "bytes_amount[%d+%d*%d] is not finite!", i, host_nb, + j); + } + } + } + xbt_assert(std::isfinite(rate), "rate is not finite!"); + + std::vector hosts(host_list, host_list + host_nb); + std::vector flops_parallel_amount; + std::vector bytes_parallel_amount; + if (flops_amount != nullptr) + flops_parallel_amount = std::vector(flops_amount, flops_amount + host_nb); + if (bytes_amount != nullptr) + bytes_parallel_amount = std::vector(bytes_amount, bytes_amount + host_nb * host_nb); + return simgrid::simix::simcall([name, hosts, flops_parallel_amount, bytes_parallel_amount, timeout] { + return simgrid::kernel::activity::ExecImplPtr(new simgrid::kernel::activity::ExecImpl()) + ->set_name(name) + ->set_timeout(timeout) + ->start(hosts, flops_parallel_amount, bytes_parallel_amount); + }); +} + +// deprecated +void SIMIX_comm_finish(smx_activity_t synchro) +{ + boost::static_pointer_cast(synchro)->finish(); }