X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ca7838c3440b5dab4545fc2ebdfc52ff0717cf3a..cbedb536b5462febbf3ccff143ce5e298a983b87:/src/simdag/private.h diff --git a/src/simdag/private.h b/src/simdag/private.h index c2441984f0..0a3bc8c1c1 100644 --- a/src/simdag/private.h +++ b/src/simdag/private.h @@ -1,64 +1,111 @@ +/* Copyright (c) 2006-2015. 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 SIMDAG_PRIVATE_H #define SIMDAG_PRIVATE_H +#include "xbt/base.h" #include "xbt/dict.h" #include "xbt/dynar.h" -#include "simdag/simdag.h" -#include "simdag/datatypes.h" +#include "xbt/fifo.h" +#include "simgrid/simdag.h" #include "surf/surf.h" +#include "xbt/swag.h" +#include "xbt/mallocator.h" +#include -#define SD_CHECK_INIT_DONE() xbt_assert0(sd_global != NULL, "Call SD_init() first") +SG_BEGIN_DECL() /* Global variables */ typedef struct SD_global { - xbt_dict_t workstations; /* workstation list */ - int workstation_count; /* number of workstations */ - xbt_dict_t links; /* link list */ - xbt_dynar_t tasks; /* task list */ - + SD_workstation_t *workstation_list; /* array of workstations, created only if + necessary in SD_workstation_get_list */ + SD_link_t *link_list; /* array of links, created only if + necessary in SD_link_get_list */ + SD_link_t *recyclable_route; /* array returned by SD_route_get_list + and mallocated only once */ + + xbt_mallocator_t task_mallocator; /* to not remalloc new tasks */ + + int watch_point_reached; /* has a task just reached a watch point? */ + /* task state sets */ xbt_swag_t not_scheduled_task_set; + xbt_swag_t schedulable_task_set; xbt_swag_t scheduled_task_set; + xbt_swag_t runnable_task_set; + xbt_swag_t in_fifo_task_set; xbt_swag_t running_task_set; xbt_swag_t done_task_set; xbt_swag_t failed_task_set; -} s_SD_global_t, *SD_global_t; -extern SD_global_t sd_global; + xbt_swag_t return_set; + int task_number; + +} s_SD_global_t, *SD_global_t; -/* Link */ -typedef struct SD_link { - void *surf_link; /* surf object */ - void *data; /* user data */ -} s_SD_link_t; +extern XBT_PRIVATE SD_global_t sd_global; /* Workstation */ +typedef s_xbt_dictelm_t s_SD_workstation_t; typedef struct SD_workstation { - void *surf_workstation; /* surf object */ - void *data; /* user data */ -} s_SD_workstation_t; + e_SD_workstation_access_mode_t access_mode; + + xbt_fifo_t task_fifo; /* only used in sequential mode */ + SD_task_t current_task; /* only used in sequential mode */ +} s_SD_workstation_priv_t, *SD_workstation_priv_t; + +/* Storage */ +typedef s_xbt_dictelm_t s_SD_storage_t; +typedef struct SD_storage { + void *data; /* user data */ + const char *host; +} s_SD_storage_priv_t, *SD_storage_priv_t; + +static inline SD_storage_priv_t SD_storage_priv(SD_storage_t storage){ + return (SD_storage_priv_t)xbt_lib_get_level(storage, SD_STORAGE_LEVEL); +} /* Task */ typedef struct SD_task { s_xbt_swag_hookup_t state_hookup; + s_xbt_swag_hookup_t return_hookup; xbt_swag_t state_set; - void *data; /* user data */ + e_SD_task_state_t state; + void *data; /* user data */ char *name; + int kind; double amount; + double alpha; /* used by typed parallel tasks */ + double remains; + double start_time; + double finish_time; surf_action_t surf_action; - unsigned short watch_points; + unsigned short watch_points; /* bit field xor()ed with masks */ + + int fifo_checked; /* used by SD_task_just_done to make sure we evaluate + the task only once */ + int marked; /* used to check if the task DAG has some cycle*/ /* dependencies */ xbt_dynar_t tasks_before; xbt_dynar_t tasks_after; + int unsatisfied_dependencies; + unsigned int is_not_ready; /* scheduling parameters (only exist in state SD_SCHEDULED) */ int workstation_nb; - void **workstation_list; /* surf workstations */ - double *computation_amount; - double *communication_amount; + SD_workstation_t *workstation_list; /* surf workstations */ + double *flops_amount; + double *bytes_amount; double rate; + + long long int counter; /* task unique identifier for instrumentation */ + char *category; /* sd task category for instrumentation */ } s_SD_task_t; /* Task dependencies */ @@ -71,13 +118,94 @@ typedef struct SD_dependency { } s_SD_dependency_t, *SD_dependency_t; /* SimDag private functions */ - -SD_link_t __SD_link_create(void *surf_link, void *data); -void __SD_link_destroy(void *link); - -SD_workstation_t __SD_workstation_create(void *surf_workstation, void *data); -void __SD_workstation_destroy(void *workstation); - -surf_action_t __SD_task_run(SD_task_t task); +XBT_PUBLIC(xbt_swag_t) SD_simulate_swag(double how_long); /* could be public, but you need to see the internals of the SD_task_t to use it */ + + +XBT_PRIVATE SD_workstation_t __SD_workstation_create(const char* name); +XBT_PRIVATE void __SD_workstation_destroy(void *workstation); +XBT_PRIVATE int __SD_workstation_is_busy(SD_workstation_t workstation); + +XBT_PRIVATE void __SD_task_set_state(SD_task_t task, e_SD_task_state_t new_state); +XBT_PRIVATE void __SD_task_really_run(SD_task_t task); +XBT_PRIVATE void __SD_task_just_done(SD_task_t task); +XBT_PRIVATE int __SD_task_try_to_run(SD_task_t task); +XBT_PRIVATE bool acyclic_graph_detail(xbt_dynar_t dag); + +/* Task mallocator functions */ +XBT_PRIVATE void* SD_task_new_f(void); +XBT_PRIVATE void SD_task_recycle_f(void *t); +XBT_PRIVATE void SD_task_free_f(void *t); + +/* Functions to test if the task is in a given state. */ + +/* Returns whether the given task is scheduled or runnable. */ +static XBT_INLINE int __SD_task_is_scheduled_or_runnable(SD_task_t task) +{ + return task->state_set == sd_global->scheduled_task_set || + task->state_set == sd_global->runnable_task_set; +} + +/* Returns whether the given task is scheduled or runnable. */ +static XBT_INLINE int __SD_task_is_schedulable_or_done(SD_task_t task) +{ + return task->state_set == sd_global->schedulable_task_set || + task->state_set == sd_global->done_task_set; +} + +/* Returns whether the state of the given task is SD_NOT_SCHEDULED. */ +static XBT_INLINE int __SD_task_is_not_scheduled(SD_task_t task) +{ + return task->state_set == sd_global->not_scheduled_task_set; +} + +/* Returns whether the state of the given task is SD_SCHEDULED. */ +static XBT_INLINE int __SD_task_is_schedulable(SD_task_t task) +{ + return task->state_set == sd_global->schedulable_task_set; +} + +/* Returns whether the state of the given task is SD_SCHEDULED. */ +static XBT_INLINE int __SD_task_is_scheduled(SD_task_t task) +{ + return task->state_set == sd_global->scheduled_task_set; +} + +/* Returns whether the state of the given task is SD_RUNNABLE. */ +static XBT_INLINE int __SD_task_is_runnable(SD_task_t task) +{ + return task->state_set == sd_global->runnable_task_set; +} + +/* Returns whether the state of the given task is SD_IN_FIFO. */ +static XBT_INLINE int __SD_task_is_in_fifo(SD_task_t task) +{ + return task->state_set == sd_global->in_fifo_task_set; +} + +/* Returns whether the state of the given task is SD_RUNNABLE or SD_IN_FIFO. */ +static XBT_INLINE int __SD_task_is_runnable_or_in_fifo(SD_task_t task) +{ + return task->state_set == sd_global->runnable_task_set || + task->state_set == sd_global->in_fifo_task_set; +} + +/* Returns whether the state of the given task is SD_RUNNING. */ +static XBT_INLINE int __SD_task_is_running(SD_task_t task) +{ + return task->state_set == sd_global->running_task_set; +} + +/********** Storage **********/ +XBT_PRIVATE SD_storage_t __SD_storage_create(void *surf_storage, void *data); +XBT_PRIVATE void __SD_storage_destroy(void *storage); + +/********** Tracing **********/ +/* declaration of instrumentation functions from sd_task_instr.c */ +XBT_PRIVATE void TRACE_sd_task_create(SD_task_t task); +XBT_PRIVATE void TRACE_sd_task_execute_start(SD_task_t task); +XBT_PRIVATE void TRACE_sd_task_execute_end(SD_task_t task); +XBT_PRIVATE void TRACE_sd_task_destroy(SD_task_t task); + +SG_END_DECL() #endif