src/surf/maxmin_private.h

   1 /*      $Id$     */
   2
   3 /* Copyright (c) 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 _SURF_MAXMIN_PRIVATE_H
   9 #define _SURF_MAXMIN_PRIVATE_H
  10
  11 #include "surf/maxmin.h"
  12 #include "xbt/swag.h"
  13
  14 typedef struct lmm_element {
  15   /* hookup to constraint */
  16   s_xbt_swag_hookup_t element_set_hookup;
  17   s_xbt_swag_hookup_t active_element_set_hookup;
  18
  19   lmm_constraint_t constraint;
  20   lmm_variable_t variable;
  21   double value;
  22 } s_lmm_element_t, *lmm_element_t;
  23 #define make_elem_active(elem) xbt_swag_insert_at_head(elem,&(elem->constraint->active_element_set))
  24 #define make_elem_inactive(elem) xbt_swag_remove(elem,&(elem->constraint->active_element_set))
  25
  26 typedef struct lmm_constraint {
  27   /* hookup to system */
  28   s_xbt_swag_hookup_t constraint_set_hookup;
  29   s_xbt_swag_hookup_t active_constraint_set_hookup;
  30   s_xbt_swag_hookup_t saturated_constraint_set_hookup;
  31
  32   s_xbt_swag_t element_set;     /* a list of lmm_mat_element_t */
  33   s_xbt_swag_t active_element_set;      /* a list of lmm_mat_element_t */
  34   double bound;
  35   double remaining;
  36   double usage;
  37   void *id;
  38 } s_lmm_constraint_t;
  39
  40 typedef struct lmm_variable {
  41   /* hookup to system */
  42   s_xbt_swag_hookup_t variable_set_hookup;
  43   s_xbt_swag_hookup_t saturated_variable_set_hookup;
  44
  45   s_lmm_element_t *cnsts;
  46   int cnsts_size;
  47   int cnsts_number;
  48   double weight;
  49   double bound;
  50   double value;
  51   void *id;
  52 } s_lmm_variable_t;
  53
  54 typedef struct lmm_system {
  55   int modified;
  56   s_xbt_swag_t variable_set;    /* a list of lmm_variable_t */
  57   s_xbt_swag_t constraint_set;  /* a list of lmm_constraint_t */
  58
  59   s_xbt_swag_t active_constraint_set;   /* a list of lmm_constraint_t */
  60
  61   s_xbt_swag_t saturated_variable_set;  /* a list of lmm_variable_t */
  62   s_xbt_swag_t saturated_constraint_set;        /* a list of lmm_constraint_t_t */
  63 } s_lmm_system_t;
  64
  65 #define extract_variable(sys) xbt_swag_remove(xbt_swag_getFirst(&(sys->variable_set)),&(sys->variable_set))
  66 #define extract_constraint(sys) xbt_swag_remove(xbt_swag_getFirst(&(sys->constraint_set)),&(sys->constraint_set))
  67 #define insert_constraint(sys,cnst) xbt_swag_insert(cnst,&(sys->constraint_set))
  68 #define remove_variable(sys,var) do {xbt_swag_remove(var,&(sys->variable_set));\
  69                                  xbt_swag_remove(var,&(sys->saturated_variable_set));} while(0)
  70 #define remove_constraint(sys,cnst) do {xbt_swag_remove(cnst,&(sys->constraint_set));\
  71                                         xbt_swag_remove(cnst,&(sys->saturated_constraint_set));} while(0)
  72 #define remove_active_constraint(sys,cnst) xbt_swag_remove(cnst,&(sys->active_constraint_set))
  73 #define make_constraint_active(sys,cnst) xbt_swag_insert(cnst,&(sys->active_constraint_set))
  74 #define make_constraint_inactive(sys,cnst) remove_active_constraint(sys,cnst)
  75
  76 static void lmm_var_free(lmm_system_t sys, lmm_variable_t var);
  77 static void lmm_cnst_free(lmm_system_t sys, lmm_constraint_t cnst);
  78
  79 #endif                          /* _SURF_MAXMIN_PRIVATE_H */