-/* Copyright (c) 2017-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2017-2022. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
cost_cbs.clear();
}
-namespace simgrid {
-namespace smpi {
+namespace simgrid::smpi {
xbt::Extension<s4u::Host, smpi::Host> Host::EXTENSION_ID;
double Host::orecv(size_t size, s4u::Host* src, s4u::Host* dst)
{
/* return user's callback if available */
- auto it = cost_cbs.find(SmpiOperation::RECV);
- if (it != cost_cbs.end())
+ if (auto it = cost_cbs.find(SmpiOperation::RECV); it != cost_cbs.end())
return it->second(size, src, dst);
- /* fallback to smpi/or config */
- double current = orecv_parsed_values.empty() ? 0.0 : orecv_parsed_values.front().values[0] +
- orecv_parsed_values.front().values[1] * size;
-
- // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
- // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
- // Note: parse_factor() (used before) already sorts the vector we iterate over!
- for (auto const& fact : orecv_parsed_values) {
- if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
- XBT_DEBUG("or : %zu <= %zu return %.10f", size, fact.factor, current);
- return current;
- } else {
- // If the next section is too large, the current section must be used.
- // Hence, save the cost, as we might have to use it.
- current=fact.values[0]+fact.values[1]*size;
- }
- }
- XBT_DEBUG("smpi_or: %zu is larger than largest boundary, return %.10f", size, current);
-
- return current;
+ return orecv_(size);
}
double Host::osend(size_t size, s4u::Host* src, s4u::Host* dst)
{
/* return user's callback if available */
- auto it = cost_cbs.find(SmpiOperation::SEND);
- if (it != cost_cbs.end())
+ if (auto it = cost_cbs.find(SmpiOperation::SEND); it != cost_cbs.end())
return it->second(size, src, dst);
- /* fallback to smpi/os config */
- double current =
- osend_parsed_values.empty() ? 0.0 : osend_parsed_values[0].values[0] + osend_parsed_values[0].values[1] * size;
- // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
- // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
- // Note: parse_factor() (used before) already sorts the vector we iterate over!
- for (auto const& fact : osend_parsed_values) {
- if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
- XBT_DEBUG("os : %zu <= %zu return %.10f", size, fact.factor, current);
- return current;
- } else {
- // If the next section is too large, the current section must be used.
- // Hence, save the cost, as we might have to use it.
- current = fact.values[0] + fact.values[1] * size;
- }
- }
- XBT_DEBUG("Searching for smpi/os: %zu is larger than the largest boundary, return %.10f", size, current);
-
- return current;
+ return osend_(size);
}
double Host::oisend(size_t size, s4u::Host* src, s4u::Host* dst)
{
/* return user's callback if available */
- auto it = cost_cbs.find(SmpiOperation::ISEND);
- if (it != cost_cbs.end())
+ if (auto it = cost_cbs.find(SmpiOperation::ISEND); it != cost_cbs.end())
return it->second(size, src, dst);
- /* fallback to smpi/ois config */
- double current =
- oisend_parsed_values.empty() ? 0.0 : oisend_parsed_values[0].values[0] + oisend_parsed_values[0].values[1] * size;
-
- // Iterate over all the sections that were specified and find the right value. (fact.factor represents the interval
- // sizes; we want to find the section that has fact.factor <= size and no other such fact.factor <= size)
- // Note: parse_factor() (used before) already sorts the vector we iterate over!
- for (auto const& fact : oisend_parsed_values) {
- if (size <= fact.factor) { // Values already too large, use the previously computed value of current!
- XBT_DEBUG("ois : %zu <= %zu return %.10f", size, fact.factor, current);
- return current;
- } else {
- // If the next section is too large, the current section must be used.
- // Hence, save the cost, as we might have to use it.
- current = fact.values[0] + fact.values[1] * size;
- }
- }
- XBT_DEBUG("Searching for smpi/ois: %zu is larger than the largest boundary, return %.10f", size, current);
-
- return current;
+ return oisend_(size);
}
void Host::check_factor_configs(const std::string& op) const
smpi::Host::EXTENSION_ID = s4u::Host::extension_create<Host>();
check_factor_configs("smpi/or");
- const char* orecv_string = host->get_property("smpi/or");
- if (orecv_string != nullptr) {
- orecv_parsed_values = simgrid::smpi::utils::parse_factor(orecv_string);
- } else {
- orecv_parsed_values = simgrid::smpi::utils::parse_factor(config::get_value<std::string>("smpi/or"));
- }
+ if (const char* orecv_string = host->get_property("smpi/or"))
+ orecv_.parse(orecv_string);
+ else
+ orecv_.parse(config::get_value<std::string>("smpi/or"));
check_factor_configs("smpi/os");
- const char* osend_string = host->get_property("smpi/os");
- if (osend_string != nullptr) {
- osend_parsed_values = simgrid::smpi::utils::parse_factor(osend_string);
- } else {
- osend_parsed_values = simgrid::smpi::utils::parse_factor(config::get_value<std::string>("smpi/os"));
- }
+ if (const char* osend_string = host->get_property("smpi/os"))
+ osend_.parse(osend_string);
+ else
+ osend_.parse(config::get_value<std::string>("smpi/os"));
check_factor_configs("smpi/ois");
- const char* oisend_string = host->get_property("smpi/ois");
- if (oisend_string != nullptr) {
- oisend_parsed_values = simgrid::smpi::utils::parse_factor(oisend_string);
- } else {
- oisend_parsed_values = simgrid::smpi::utils::parse_factor(config::get_value<std::string>("smpi/ois"));
- }
+ if (const char* oisend_string = host->get_property("smpi/ois"))
+ oisend_.parse(oisend_string);
+ else
+ oisend_.parse(config::get_value<std::string>("smpi/ois"));
}
-} // namespace smpi
-} // namespace simgrid
+} // namespace simgrid::smpi