void AsClusterTorus::create_links_for_node(sg_platf_cluster_cbarg_t cluster, int id, int rank, int position) {
char *link_id;
unsigned int j = 0;
- /**
+ /*
* Create all links that exist in the torus.
- * Each rank creates #dimensions-1 links
+ * Each rank creates @a dimensions-1 links
*/
int neighbour_rank_id = 0; // The other node the link connects
int current_dimension = 0, // which dimension are we currently in?
s_surf_parsing_link_up_down_t info;
if (link.policy == SURF_LINK_FULLDUPLEX) {
char *tmp_link = bprintf("%s_UP", link_id);
- info.link_up = Link::byName(tmp_link);
+ info.linkUp = Link::byName(tmp_link);
free(tmp_link);
tmp_link = bprintf("%s_DOWN", link_id);
- info.link_down = Link::byName(tmp_link);
+ info.linkDown = Link::byName(tmp_link);
free(tmp_link);
} else {
- info.link_up = Link::byName(link_id);
- info.link_down = info.link_up;
+ info.linkUp = Link::byName(link_id);
+ info.linkDown = info.linkUp;
}
- /**
+ /*
* Add the link to its appropriate position;
* note that position rankId*(xbt_dynar_length(dimensions)+has_loopack?+has_limiter?)
* holds the link "rankId->rankId"
if (!xbt_dynar_is_empty(dimensions)) {
dimensions_ = xbt_dynar_new(sizeof(int), NULL);
- /**
- * We are in a torus cluster
+ /* We are in a torus cluster
* Parse attribute dimensions="dim1,dim2,dim3,...,dimN"
* and safe it in a dynarray.
* Additionally, we need to know how many ranks we have in total
xbt_dynar_set_as(dimensions_, iter, int, tmp);
}
- nb_links_per_node_ = xbt_dynar_length(dimensions_);
+ linkCountPerNode_ = xbt_dynar_length(dimensions_);
}
xbt_dynar_free(&dimensions);
if (dst->isRouter() || src->isRouter())
return;
- if ((src->id() == dst->id()) && has_loopback_) {
- s_surf_parsing_link_up_down_t info = xbt_dynar_get_as(privateLinks_, src->id() * nb_links_per_node_, s_surf_parsing_link_up_down_t);
+ if ((src->id() == dst->id()) && hasLoopback_) {
+ s_surf_parsing_link_up_down_t info = xbt_dynar_get_as(privateLinks_, src->id() * linkCountPerNode_, s_surf_parsing_link_up_down_t);
- route->link_list->push_back(info.link_up);
+ route->link_list->push_back(info.linkUp);
if (lat)
- *lat += info.link_up->getLatency();
+ *lat += info.linkUp->getLatency();
return;
}
- /**
+ /*
* Dimension based routing routes through each dimension consecutively
* TODO Change to dynamic assignment
*/
unsigned int j, cur_dim, dim_product = 1;
int current_node = src->id();
int unsigned next_node = 0;
- /**
+ /*
* Arrays that hold the coordinates of the current node and
* the target; comparing the values at the i-th position of
* both arrays, we can easily assess whether we need to route
unsigned int *myCoords, *targetCoords;
myCoords = rankId_to_coords(src->id(), dimensions_);
targetCoords = rankId_to_coords(dst->id(), dimensions_);
- /**
+ /*
* linkOffset describes the offset where the link
* we want to use is stored
* (+1 is added because each node has a link from itself to itself,
next_node = (current_node + dim_product);
// HERE: We use *CURRENT* node for calculation (as opposed to next_node)
- nodeOffset = current_node * (nb_links_per_node_);
- linkOffset = nodeOffset + has_loopback_ + has_limiter_ + j;
+ nodeOffset = current_node * (linkCountPerNode_);
+ linkOffset = nodeOffset + (hasLoopback_?1:0) + (hasLimiter_?1:0) + j;
use_lnk_up = true;
assert(linkOffset >= 0);
} else { // Route to the left
next_node = (current_node - dim_product);
// HERE: We use *next* node for calculation (as opposed to current_node!)
- nodeOffset = next_node * (nb_links_per_node_);
- linkOffset = nodeOffset + j + has_loopback_ + has_limiter_;
+ nodeOffset = next_node * (linkCountPerNode_);
+ linkOffset = nodeOffset + j + (hasLoopback_?1:0) + (hasLimiter_?1:0) ;
use_lnk_up = false;
assert(linkOffset >= 0);
s_surf_parsing_link_up_down_t info;
- if (has_limiter_) { // limiter for sender
- info = xbt_dynar_get_as(privateLinks_, nodeOffset + has_loopback_, s_surf_parsing_link_up_down_t);
- route->link_list->push_back(info.link_up);
+ if (hasLimiter_) { // limiter for sender
+ info = xbt_dynar_get_as(privateLinks_, nodeOffset + hasLoopback_, s_surf_parsing_link_up_down_t);
+ route->link_list->push_back(info.linkUp);
}
info = xbt_dynar_get_as(privateLinks_, linkOffset, s_surf_parsing_link_up_down_t);
if (use_lnk_up == false) {
- route->link_list->push_back(info.link_down);
+ route->link_list->push_back(info.linkDown);
if (lat)
- *lat += info.link_down->getLatency();
+ *lat += info.linkDown->getLatency();
} else {
- route->link_list->push_back(info.link_up);
+ route->link_list->push_back(info.linkUp);
if (lat)
- *lat += info.link_up->getLatency();
+ *lat += info.linkUp->getLatency();
}
current_node = next_node;
next_node = 0;