1 /* Copyright (c) 2004-2015. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #ifndef METASIMGRID_PRIVATE_H
8 #define METASIMGRID_PRIVATE_H
10 #include "simgrid/msg.h"
12 #include "src/kernel/activity/SynchroExec.hpp"
13 #include "src/kernel/activity/SynchroComm.hpp"
15 #include <xbt/Extendable.hpp>
19 /**************** datatypes **********************************/
20 /**************************** Host Extension *********************************/
24 static simgrid::xbt::Extension<s4u::Host, MsgHostExt> EXTENSION_ID;
27 delete file_descriptor_table;
29 std::vector<int>* file_descriptor_table = nullptr; // Created lazily on need
32 /********************************* Task **************************************/
34 typedef struct simdata_task {
38 this->compute->unref();
40 /* parallel tasks only */
41 xbt_free(this->host_list);
49 simgrid::kernel::activity::Exec *compute = nullptr; /* SIMIX modeling of computation */
50 simgrid::kernel::activity::Comm *comm = nullptr; /* SIMIX modeling of communication */
51 double bytes_amount = 0.0; /* Data size */
52 double flops_amount = 0.0; /* Computation size */
53 msg_process_t sender = nullptr;
54 msg_process_t receiver = nullptr;
55 msg_host_t source = nullptr;
56 double priority = 0.0;
57 double bound = 0.0; /* Capping for CPU resource */
58 double rate = 0.0; /* Capping for network resource */
60 bool isused = false; /* Indicates whether the task is used in SIMIX currently */
61 int host_nb = 0; /* ==0 if sequential task; parallel task if not */
62 /******* Parallel Tasks Only !!!! *******/
63 sg_host_t *host_list = nullptr;
64 double *flops_parallel_amount = nullptr;
65 double *bytes_parallel_amount = nullptr;
68 void reportMultipleUse() const;
71 /********************************* File **************************************/
72 typedef struct simdata_file {
76 /******************************* Process *************************************/
78 typedef struct simdata_process {
79 msg_host_t m_host; /* the host on which the process is running */
80 smx_activity_t waiting_action;
81 msg_task_t waiting_task;
82 msg_error_t last_errno; /* the last value returned by a MSG_function */
84 void* data; /* user data */
85 } s_simdata_process_t, *simdata_process_t;
87 typedef struct process_arg {
95 } s_process_arg_t, *process_arg_t;
97 typedef struct msg_comm {
98 smx_activity_t s_comm; /* SIMIX communication object encapsulated (the same for both processes) */
99 msg_task_t task_sent; /* task sent (NULL for the receiver) */
100 msg_task_t *task_received; /* where the task will be received (NULL for the sender) */
101 msg_error_t status; /* status of the communication once finished */
104 /************************** Global variables ********************************/
105 typedef struct MSG_Global {
106 int debug_multiple_use; /* whether we want an error message when reusing the same Task for 2 things */
107 unsigned long int sent_msg; /* Total amount of messages sent during the simulation */
108 void (*task_copy_callback) (msg_task_t task, msg_process_t src, msg_process_t dst);
109 void_f_pvoid_t process_data_cleanup;
110 } s_MSG_Global_t, *MSG_Global_t;
112 /*extern MSG_Global_t msg_global;*/
113 XBT_PUBLIC_DATA(MSG_Global_t) msg_global;
115 /*************************************************************/
116 XBT_PRIVATE msg_host_t __MSG_host_create(sg_host_t host);
117 XBT_PRIVATE msg_storage_t __MSG_storage_create(smx_storage_t storage);
118 XBT_PRIVATE void __MSG_storage_destroy(msg_storage_priv_t host);
119 XBT_PRIVATE void __MSG_file_destroy(msg_file_priv_t host);
121 XBT_PRIVATE void MSG_process_cleanup_from_SIMIX(smx_actor_t smx_proc);
122 XBT_PRIVATE smx_actor_t MSG_process_create_from_SIMIX(const char *name,
123 std::function<void()> code, void *data,
124 sg_host_t host, double kill_time,
125 xbt_dict_t properties, int auto_restart,
126 smx_actor_t parent_process);
127 XBT_PRIVATE void MSG_comm_copy_data_from_SIMIX(smx_activity_t comm, void* buff, size_t buff_size);
129 XBT_PRIVATE void MSG_post_create_environment();
131 XBT_PRIVATE void MSG_host_add_task(msg_host_t host, msg_task_t task);
132 XBT_PRIVATE void MSG_host_del_task(msg_host_t host, msg_task_t task);
134 /********** Tracing **********/
135 /* declaration of instrumentation functions from msg_task_instr.c */
136 XBT_PRIVATE void TRACE_msg_set_task_category(msg_task_t task, const char *category);
137 XBT_PRIVATE void TRACE_msg_task_create(msg_task_t task);
138 XBT_PRIVATE void TRACE_msg_task_execute_start(msg_task_t task);
139 XBT_PRIVATE void TRACE_msg_task_execute_end(msg_task_t task);
140 XBT_PRIVATE void TRACE_msg_task_destroy(msg_task_t task);
141 XBT_PRIVATE void TRACE_msg_task_get_end(double start_time, msg_task_t task);
142 XBT_PRIVATE void TRACE_msg_task_get_start();
143 XBT_PRIVATE int TRACE_msg_task_put_start(msg_task_t task); //returns TRUE if the task_put_end must be called
144 XBT_PRIVATE void TRACE_msg_task_put_end();
146 /* declaration of instrumentation functions from msg_process_instr.c */
147 XBT_PRIVATE char *instr_process_id (msg_process_t proc, char *str, int len);
148 XBT_PRIVATE char *instr_process_id_2 (const char *process_name, int process_pid, char *str, int len);
149 XBT_PRIVATE void TRACE_msg_process_change_host(msg_process_t process, msg_host_t old_host, msg_host_t new_host);
150 XBT_PRIVATE void TRACE_msg_process_create (const char *process_name, int process_pid, msg_host_t host);
151 XBT_PRIVATE void TRACE_msg_process_destroy (const char *process_name, int process_pid);
152 XBT_PRIVATE void TRACE_msg_process_kill(smx_process_exit_status_t status, msg_process_t process);
153 XBT_PRIVATE void TRACE_msg_process_suspend(msg_process_t process);
154 XBT_PRIVATE void TRACE_msg_process_resume(msg_process_t process);
155 XBT_PRIVATE void TRACE_msg_process_sleep_in(msg_process_t process); //called from msg/gos.c
156 XBT_PRIVATE void TRACE_msg_process_sleep_out(msg_process_t process);
160 XBT_PUBLIC(msg_process_t) MSG_process_create_with_environment(
161 const char *name, std::function<void()> code, void *data,
162 msg_host_t host, xbt_dict_t properties);
164 inline void simdata_task::setUsed()
167 this->reportMultipleUse();
168 if (msg_global->debug_multiple_use) {