src/msg/private.h

   1 /*      $Id$     */
   2
   3 /* Copyright (c) 2002,2004,2004 Arnaud Legrand. All rights reserved.        */
   4
   5 /* This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the license (GNU LGPL) which comes with this package. */
   7
   8 #ifndef METASIMGRID_PRIVATE_H
   9 #define METASIMGRID_PRIVATE_H
  10
  11 #include "msg/msg.h"
  12 #include "surf/surf.h"
  13 #include "xbt/fifo.h"
  14 #include "xbt/dynar.h"
  15 #include "xbt/swag.h"
  16 #include "xbt/dict.h"
  17 #include "xbt/context.h"
  18
  19 /**************** datatypes **********************************/
  20
  21 typedef struct simdata_host {
  22   void *host;                   /* SURF modeling */
  23   xbt_fifo_t *mbox;             /* array of FIFOs used as a mailboxes  */
  24   m_process_t *sleeping;        /* array of process used to know whether a local process is
  25                                    waiting for a communication on a channel */
  26   xbt_fifo_t process_list;
  27 } s_simdata_host_t;
  28
  29 /********************************* Task **************************************/
  30
  31 typedef struct simdata_task {
  32   surf_action_t compute;        /* SURF modeling of computation  */
  33   surf_action_t comm;           /* SURF modeling of communication  */
  34   double message_size;          /* Data size  */
  35   double computation_amount;    /* Computation size  */
  36   xbt_dynar_t sleeping;         /* process to wake-up */
  37   m_process_t sender;
  38   double rate;
  39   int using;
  40 } s_simdata_task_t;
  41
  42 /******************************* Process *************************************/
  43
  44 typedef struct simdata_process {
  45   m_host_t host;                /* the host on which the process is running */
  46   xbt_context_t context;                /* the context that executes the scheduler fonction */
  47   int PID;                      /* used for debugging purposes */
  48   int PPID;                     /* The parent PID */
  49   m_task_t waiting_task;
  50   int blocked;
  51   int suspended;
  52   m_host_t put_host;            /* used for debugging purposes */
  53   m_channel_t put_channel;      /* used for debugging purposes */
  54   int argc;                     /* arguments number if any */
  55   char **argv;                  /* arguments table if any */
  56   MSG_error_t last_errno;       /* the last value returned by a MSG_function */
  57   int paje_state;               /* the number of state stacked with Paje */
  58   double kill_time;             /* When to kill the process */
  59 } s_simdata_process_t;
  60
  61 /************************** Global variables ********************************/
  62 typedef struct MSG_Global {
  63   xbt_fifo_t host;
  64   xbt_fifo_t process_to_run;
  65   xbt_fifo_t process_list;
  66   int max_channel;
  67   m_process_t current_process;
  68   xbt_dict_t registered_functions;
  69   FILE *paje_output;
  70   int paje_maxPID;
  71   int PID;
  72   int session;
  73 } s_MSG_Global_t, *MSG_Global_t;
  74
  75 extern MSG_Global_t msg_global;
  76
  77 /*************************************************************/
  78
  79 #define PROCESS_SET_ERRNO(val) (MSG_process_self()->simdata->last_errno=val)
  80 #define PROCESS_GET_ERRNO() (MSG_process_self()->simdata->last_errno)
  81 #define MSG_RETURN(val) do {PROCESS_SET_ERRNO(val);return(val);} while(0)
  82 /* #define CHECK_ERRNO()  ASSERT((PROCESS_GET_ERRNO()!=MSG_HOST_FAILURE),"Host failed, you cannot call this function.") */
  83
  84 #define CHECK_HOST()  xbt_assert0(surf_workstation_resource->extension_public-> \
  85                                   get_state(MSG_host_self()->simdata->host)==SURF_CPU_ON,\
  86                                   "Host failed, you cannot call this function.")
  87
  88 m_host_t __MSG_host_create(const char *name, void *workstation,
  89                            void *data);
  90 void __MSG_host_destroy(m_host_t host);
  91 void __MSG_task_execute(m_process_t process, m_task_t task);
  92 MSG_error_t __MSG_wait_for_computation(m_process_t process, m_task_t task);
  93 MSG_error_t __MSG_task_wait_event(m_process_t process, m_task_t task);
  94
  95 MSG_error_t __MSG_process_block(void);
  96 MSG_error_t __MSG_process_unblock(m_process_t process);
  97 int __MSG_process_isBlocked(m_process_t process);
  98
  99 #ifdef ALVIN_SPECIAL_LOGING
 100 #define PAJE_PROCESS_STATE(process,state)\
 101   if(msg_global->paje_output) \
 102     fprintf(msg_global->paje_output,"10 %lg S_t P%d %s\n",\
 103             surf_get_clock(), (process)->simdata->PID,(state))
 104 #define PAJE_PROCESS_PUSH_STATE(process,state)\
 105   if(msg_global->paje_output) { \
 106     fprintf(msg_global->paje_output,"11 %lg S_t P%d %s\n",\
 107             surf_get_clock(), (process)->simdata->PID,(state));\
 108     (process)->simdata->paje_state++; \
 109   }
 110 #define PAJE_PROCESS_POP_STATE(process)\
 111   if(msg_global->paje_output) { \
 112     fprintf(msg_global->paje_output,"12 %lg S_t P%d\n",\
 113             surf_get_clock(), (process)->simdata->PID); \
 114     (process)->simdata->paje_state--; \
 115   }
 116 #define PAJE_PROCESS_FREE(process)
 117 #define PAJE_PROCESS_NEW(process)\
 118   if((msg_global->paje_output)) {\
 119     if((msg_global->session==0) || ((msg_global->session>0) && ((process)->simdata->PID > msg_global->paje_maxPID))) \
 120     fprintf(msg_global->paje_output,"7 %lg P%d P_t %p \"%s %d (%d)\"\n", \
 121             surf_get_clock(), (process)->simdata->PID, (process)->simdata->host, \
 122             (process)->name, (process)->simdata->PID, msg_global->session);\
 123     if(msg_global->paje_maxPID<(process)->simdata->PID) msg_global->paje_maxPID=(process)->simdata->PID;\
 124     }
 125 #define PAJE_COMM_START(process,task,channel)\
 126   if(msg_global->paje_output) \
 127     fprintf(msg_global->paje_output,\
 128             "16 %lg     Comm    CUR     COMM_%d P%d     %p\n", \
 129             surf_get_clock(), channel, (process)->simdata->PID, task)
 130 #define PAJE_COMM_STOP(process,task,channel)\
 131   if(msg_global->paje_output) \
 132     fprintf(msg_global->paje_output,\
 133             "17 %lg     Comm    CUR     COMM_%d P%d     %p\n", \
 134             surf_get_clock(), channel, (process)->simdata->PID, task)
 135 #define PAJE_HOST_NEW(host)\
 136   if(msg_global->paje_output)\
 137     fprintf(msg_global->paje_output,"7 %lg %p H_t CUR \"%s\"\n",surf_get_clock(), \
 138             host, host->name)
 139 #define PAJE_HOST_FREE(host)\
 140   if(msg_global->paje_output)\
 141     fprintf(msg_global->paje_output,"8 %lg %p H_t\n",surf_get_clock(), host)
 142
 143 #else
 144
 145 #define PAJE_PROCESS_STATE(process,state)\
 146   if(msg_global->paje_output) \
 147     fprintf(msg_global->paje_output,"10 %lg S_t %p %s\n",\
 148             surf_get_clock(), (process),(state))
 149 #define PAJE_PROCESS_PUSH_STATE(process,state)\
 150   if(msg_global->paje_output) \
 151     fprintf(msg_global->paje_output,"11 %lg S_t %p %s\n",\
 152             surf_get_clock(), (process),(state))
 153 #define PAJE_PROCESS_POP_STATE(process)\
 154   if(msg_global->paje_output) \
 155     fprintf(msg_global->paje_output,"12 %lg S_t %p\n",\
 156             surf_get_clock(), (process))
 157
 158 #define PAJE_PROCESS_FREE(process)\
 159   if(msg_global->paje_output) \
 160     fprintf(msg_global->paje_output,"8 %lg %p P_t\n", \
 161             surf_get_clock(), (process))
 162 #define PAJE_PROCESS_NEW(process)\
 163   if(msg_global->paje_output) \
 164     fprintf(msg_global->paje_output,"7 %lg %p P_t %p \"%s %d (%d)\"\n", \
 165             surf_get_clock(), (process), (process)->simdata->host, \
 166             (process)->name, (process)->simdata->PID, msg_global->session)
 167 #define PAJE_COMM_START(process,task,channel)\
 168   if(msg_global->paje_output) \
 169     fprintf(msg_global->paje_output,\
 170             "16 %lg     Comm    CUR     COMM_%d %p      %p\n", \
 171             surf_get_clock(), channel, (process), task)
 172 #define PAJE_COMM_STOP(process,task,channel)\
 173   if(msg_global->paje_output) \
 174     fprintf(msg_global->paje_output,\
 175             "17 %lg     Comm    CUR     COMM_%d %p      %p\n", \
 176             surf_get_clock(), channel, (process), task)
 177 #define PAJE_HOST_NEW(host)\
 178   if(msg_global->paje_output)\
 179     fprintf(msg_global->paje_output,"7 %lg %p H_t CUR \"%s\"\n",surf_get_clock(), \
 180             host, host->name)
 181 #define PAJE_HOST_FREE(host)\
 182   if(msg_global->paje_output)\
 183     fprintf(msg_global->paje_output,"8 %lg %p H_t\n",surf_get_clock(), host);
 184
 185 #endif /* Alvin_Special_Loging */
 186 #endif