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codefactor: fix use len(Seq) to determine Seq is empty issue
[simgrid.git]
/
src
/
surf
/
host_clm03.cpp
diff --git
a/src/surf/host_clm03.cpp
b/src/surf/host_clm03.cpp
index
d7f2995
..
18b646e
100644
(file)
--- a/
src/surf/host_clm03.cpp
+++ b/
src/surf/host_clm03.cpp
@@
-30,6
+30,7
@@
HostCLM03Model::HostCLM03Model()
{
all_existing_models.push_back(this);
}
+
double HostCLM03Model::next_occurring_event(double now)
{
double min_by_cpu = surf_cpu_model_pm->next_occurring_event(now);
@@
-57,5
+58,51
@@
void HostCLM03Model::update_actions_state(double /*now*/, double /*delta*/)
/* I've no action to update */
}
+/* Helper function for executeParallelTask */
+static inline double has_cost(const double* array, size_t pos)
+{
+ if (array)
+ return array[pos];
+ return -1.0;
+}
+
+kernel::resource::Action* HostCLM03Model::execute_parallel(const std::vector<s4u::Host*>& host_list,
+ const double* flops_amount, const double* bytes_amount,
+ double rate)
+{
+ kernel::resource::Action* action = nullptr;
+ if ((host_list.size() == 1) && (has_cost(bytes_amount, 0) <= 0) && (has_cost(flops_amount, 0) > 0)) {
+ action = host_list[0]->pimpl_cpu->execution_start(flops_amount[0]);
+ } else if ((host_list.size() == 1) && (has_cost(flops_amount, 0) <= 0)) {
+ action = surf_network_model->communicate(host_list[0], host_list[0], bytes_amount[0], rate);
+ } else if ((host_list.size() == 2) && (has_cost(flops_amount, 0) <= 0) && (has_cost(flops_amount, 1) <= 0)) {
+ int nb = 0;
+ double value = 0.0;
+
+ for (size_t i = 0; i < host_list.size() * host_list.size(); i++) {
+ if (has_cost(bytes_amount, i) > 0.0) {
+ nb++;
+ value = has_cost(bytes_amount, i);
+ }
+ }
+ if (nb == 1) {
+ action = surf_network_model->communicate(host_list[0], host_list[1], value, rate);
+ } else if (nb == 0) {
+ xbt_die("Cannot have a communication with no flop to exchange in this model. You should consider using the "
+ "ptask model");
+ } else {
+ xbt_die("Cannot have a communication that is not a simple point-to-point in this model. You should consider "
+ "using the ptask model");
+ }
+ } else {
+ xbt_die(
+ "This model only accepts one of the following. You should consider using the ptask model for the other cases.\n"
+ " - execution with one host only and no communication\n"
+ " - Self-comms with one host only\n"
+ " - Communications with two hosts and no computation");
+ }
+ return action;
+}
+
} // namespace surf
} // namespace simgrid