static YAP_Bool init_bdd(void) {
mgr_ex = (DdManager **)realloc(mgr_ex, (ex + 1) * sizeof(DdManager *));
mgr_ex[ex] = Cudd_Init(0, 0, UNIQUE_SLOTS, CACHE_SLOTS, 5120);
Cudd_AutodynEnable(mgr_ex[ex], CUDD_REORDER_GROUP_SIFT);
Cudd_SetMaxCacheHard(mgr_ex[ex], 0);
Cudd_SetLooseUpTo(mgr_ex[ex], 0);
Cudd_SetMinHit(mgr_ex[ex], 15);
bVar2mVar_ex = (int **)realloc(bVar2mVar_ex, (ex + 1) * sizeof(int *));
bVar2mVar_ex[ex] = NULL;
vars_ex = (variable **)realloc(vars_ex, (ex + 1) * sizeof(variable *));
vars_ex[ex] = NULL;
nVars_ex = (int *)realloc(nVars_ex, (ex + 1) * sizeof(int));
nVars_ex[ex] = 0;
probs_ex = (double **)realloc(probs_ex, (ex + 1) * sizeof(double *));
probs_ex[ex] = NULL;
boolVars_ex = (int *)realloc(boolVars_ex, (ex + 1) * sizeof(int));
boolVars_ex[ex] = 0;
return 1;
}
static YAP_Bool init_test(void) {
YAP_Term arg1;
arg1 = YAP_ARG1;
nRules = YAP_IntOfTerm(arg1);
ex = 0;
mgr_ex = (DdManager **)malloc((ex + 1) * sizeof(DdManager *));
mgr_ex[ex] = Cudd_Init(0, 0, UNIQUE_SLOTS, CACHE_SLOTS, 5120);
Cudd_AutodynEnable(mgr_ex[ex], CUDD_REORDER_GROUP_SIFT);
Cudd_SetMaxCacheHard(mgr_ex[ex], 0);
Cudd_SetLooseUpTo(mgr_ex[ex], 0);
Cudd_SetMinHit(mgr_ex[ex], 15);
bVar2mVar_ex = (int **)malloc((ex + 1) * sizeof(int *));
bVar2mVar_ex[ex] = NULL;
vars_ex = (variable **)malloc((ex + 1) * sizeof(variable *));
vars_ex[ex] = NULL;
nVars_ex = (int *)malloc((ex + 1) * sizeof(int));
nVars_ex[ex] = 0;
probs_ex = (double **)malloc((ex + 1) * sizeof(double *));
probs_ex[ex] = NULL;
boolVars_ex = (int *)malloc((ex + 1) * sizeof(int));
boolVars_ex[ex] = 0;
rules = (int *)malloc(nRules * sizeof(int));
return 1;
}
/**
* Creates a new BDDManager.
*
* @param maxMemoryInMB The amount of memory to be used. Must be <4096 as CUDD does not support more
* @param reorderingMaxBlowup The maximal allowed blowup during sifting steps in the reordering algorithm. Standard is 1.2 - use 1.1 to have less reordering done. A value of 1.0 results in greedy reordering.
* @author ehlers
*/
BFBddManager::BFBddManager(unsigned int maxMemoryInMB, float reorderingMaxBlowup) {
mgr = Cudd_Init(0, 0, CUDD_UNIQUE_SLOTS, CUDD_CACHE_SLOTS, (long) maxMemoryInMB * 1024UL * 1024UL);
// Configuring the manager
Cudd_AutodynEnable(mgr, CUDD_REORDER_SIFT);
Cudd_SetMaxGrowth(mgr, reorderingMaxBlowup);
Cudd_SetMinHit(mgr, 1);
setAutomaticOptimisation(true);
}
