X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d5e80f361a8e20f8080faabf65bb2021c46f6656..58801abf7076bc6bd09c971104f6dbd3ff236fc6:/src/instr/instr_platform.cpp diff --git a/src/instr/instr_platform.cpp b/src/instr/instr_platform.cpp index 0ac5fd97ba..9ce839a27c 100644 --- a/src/instr/instr_platform.cpp +++ b/src/instr/instr_platform.cpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2010-2018. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2010-2019. 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. */ @@ -8,7 +8,9 @@ #include "simgrid/kernel/routing/NetPoint.hpp" #include "simgrid/kernel/routing/NetZoneImpl.hpp" #include "simgrid/s4u/Actor.hpp" +#include "simgrid/s4u/Comm.hpp" #include "simgrid/s4u/Engine.hpp" +#include "simgrid/s4u/Exec.hpp" #include "simgrid/s4u/Host.hpp" #include "simgrid/s4u/VirtualMachine.hpp" #include "src/surf/cpu_interface.hpp" @@ -127,10 +129,10 @@ static void recursiveGraphExtraction(simgrid::s4u::NetZone* netzone, container_t return; } XBT_DEBUG("Graph extraction for NetZone = %s", netzone->get_cname()); - if (not netzone->getChildren()->empty()) { + if (not netzone->get_children().empty()) { // bottom-up recursion - for (auto const& nz_son : *netzone->getChildren()) { - container_t child_container = container->children_.at(nz_son->get_cname()); + for (auto const& nz_son : netzone->get_children()) { + container_t child_container = container->children_.at(nz_son->get_name()); recursiveGraphExtraction(nz_son, child_container, filter); } } @@ -139,7 +141,7 @@ static void recursiveGraphExtraction(simgrid::s4u::NetZone* netzone, container_t std::map* nodes = new std::map; std::map* edges = new std::map; - static_cast(netzone)->get_graph(graph, nodes, edges); + netzone->get_impl()->get_graph(graph, nodes, edges); for (auto elm : *edges) { xbt_edge_t edge = elm.second; linkContainers(simgrid::instr::Container::by_name(static_cast(edge->src->data)), @@ -153,11 +155,12 @@ static void recursiveGraphExtraction(simgrid::s4u::NetZone* netzone, container_t /* * Callbacks */ -static void instr_netzone_on_creation(simgrid::s4u::NetZone& netzone) +static void instr_netzone_on_creation(simgrid::s4u::NetZone const& netzone) { std::string id = netzone.get_name(); if (simgrid::instr::Container::get_root() == nullptr) { simgrid::instr::NetZoneContainer* root = new simgrid::instr::NetZoneContainer(id, 0, nullptr); + xbt_assert(simgrid::instr::Container::get_root() == root); if (TRACE_smpi_is_enabled()) { simgrid::instr::ContainerType* mpi = root->type_->by_name_or_create("MPI"); @@ -182,14 +185,7 @@ static void instr_netzone_on_creation(simgrid::s4u::NetZone& netzone) } } -static void instr_netzone_on_seal(simgrid::s4u::NetZone& /*netzone*/) -{ - if (TRACE_needs_platform()) { - currentContainer.pop_back(); - } -} - -static void instr_link_on_creation(simgrid::s4u::Link& link) +static void instr_link_on_creation(simgrid::s4u::Link const& link) { if (currentContainer.empty()) // No ongoing parsing. Are you creating the loopback? return; @@ -199,29 +195,33 @@ static void instr_link_on_creation(simgrid::s4u::Link& link) if ((TRACE_categorized() || TRACE_uncategorized() || TRACE_platform()) && (not TRACE_disable_link())) { simgrid::instr::VariableType* bandwidth = container->type_->by_name_or_create("bandwidth", ""); bandwidth->set_calling_container(container); - bandwidth->set_event(0, link.bandwidth()); + bandwidth->set_event(0, link.get_bandwidth()); simgrid::instr::VariableType* latency = container->type_->by_name_or_create("latency", ""); latency->set_calling_container(container); - latency->set_event(0, link.latency()); + latency->set_event(0, link.get_latency()); } if (TRACE_uncategorized()) { container->type_->by_name_or_create("bandwidth_used", "0.5 0.5 0.5"); } } -static void instr_host_on_creation(simgrid::s4u::Host& host) +static void instr_host_on_creation(simgrid::s4u::Host const& host) { container_t container = new simgrid::instr::HostContainer(host, currentContainer.back()); container_t root = simgrid::instr::Container::get_root(); if ((TRACE_categorized() || TRACE_uncategorized() || TRACE_platform()) && (not TRACE_disable_speed())) { - simgrid::instr::VariableType* power = container->type_->by_name_or_create("power", ""); - power->set_calling_container(container); - power->set_event(0, host.getSpeed()); + simgrid::instr::VariableType* speed = container->type_->by_name_or_create("speed", ""); + speed->set_calling_container(container); + speed->set_event(0, host.get_speed()); + + simgrid::instr::VariableType* cores = container->type_->by_name_or_create("core_count", ""); + cores->set_calling_container(container); + cores->set_event(0, host.get_core_count()); } if (TRACE_uncategorized()) - container->type_->by_name_or_create("power_used", "0.5 0.5 0.5"); + container->type_->by_name_or_create("speed_used", "0.5 0.5 0.5"); if (TRACE_smpi_is_enabled() && TRACE_smpi_is_grouped()) { simgrid::instr::ContainerType* mpi = container->type_->by_name_or_create("MPI"); @@ -232,45 +232,47 @@ static void instr_host_on_creation(simgrid::s4u::Host& host) } } -static void instr_host_on_speed_change(simgrid::s4u::Host* host) -{ - simgrid::instr::Container::by_name(host->get_cname()) - ->get_variable("power") - ->set_event(surf_get_clock(), host->getCoreCount() * host->get_available_speed()); -} - -static void instr_cpu_action_on_state_change(simgrid::surf::CpuAction* action, - simgrid::kernel::resource::Action::State /* previous */) +static void instr_host_on_speed_change(simgrid::s4u::Host const& host) { - simgrid::surf::Cpu* cpu = static_cast(action->get_variable()->get_constraint(0)->get_id()); - TRACE_surf_resource_set_utilization("HOST", "power_used", cpu->get_cname(), action->get_category(), - action->get_variable()->get_value(), action->get_last_update(), - SIMIX_get_clock() - action->get_last_update()); + simgrid::instr::Container::by_name(host.get_name()) + ->get_variable("speed") + ->set_event(surf_get_clock(), host.get_core_count() * host.get_available_speed()); } -static void instr_link_on_communication_state_change(simgrid::kernel::resource::NetworkAction* action) +static void instr_action_on_state_change(simgrid::kernel::resource::Action const& action, + simgrid::kernel::resource::Action::State /* previous */) { - int n = action->get_variable()->get_number_of_constraint(); + int n = action.get_variable()->get_number_of_constraint(); for (int i = 0; i < n; i++) { - simgrid::kernel::lmm::Constraint* constraint = action->get_variable()->get_constraint(i); - simgrid::kernel::resource::LinkImpl* link = static_cast(constraint->get_id()); - double value = action->get_variable()->get_value() * action->get_variable()->get_constraint_weight(i); - TRACE_surf_resource_set_utilization("LINK", "bandwidth_used", link->get_cname(), action->get_category(), value, - action->get_last_update(), SIMIX_get_clock() - action->get_last_update()); + double value = action.get_variable()->get_value() * action.get_variable()->get_constraint_weight(i); + /* Beware of composite actions: ptasks put links and cpus together. Extra pb: we cannot dynamic_cast from void* */ + simgrid::kernel::resource::Resource* resource = action.get_variable()->get_constraint(i)->get_id(); + simgrid::kernel::resource::Cpu* cpu = dynamic_cast(resource); + + if (cpu != nullptr) + TRACE_surf_resource_set_utilization("HOST", "speed_used", cpu->get_cname(), action.get_category(), value, + action.get_last_update(), SIMIX_get_clock() - action.get_last_update()); + + simgrid::kernel::resource::LinkImpl* link = dynamic_cast(resource); + + if (link != nullptr) + TRACE_surf_resource_set_utilization("LINK", "bandwidth_used", link->get_cname(), action.get_category(), value, + action.get_last_update(), SIMIX_get_clock() - action.get_last_update()); } } -static void instr_link_on_bandwidth_change(simgrid::s4u::Link& link) + +static void instr_link_on_bandwidth_change(simgrid::s4u::Link const& link) { - simgrid::instr::Container::by_name(link.get_cname()) + simgrid::instr::Container::by_name(link.get_name()) ->get_variable("bandwidth") - ->set_event(surf_get_clock(), sg_bandwidth_factor * link.bandwidth()); + ->set_event(surf_get_clock(), sg_bandwidth_factor * link.get_bandwidth()); } -static void instr_netpoint_on_creation(simgrid::kernel::routing::NetPoint* netpoint) +static void instr_netpoint_on_creation(simgrid::kernel::routing::NetPoint const& netpoint) { - if (netpoint->is_router() && TRACE_needs_platform() && TRACE_is_enabled()) - new simgrid::instr::RouterContainer(netpoint->get_cname(), currentContainer.back()); + if (netpoint.is_router()) + new simgrid::instr::RouterContainer(netpoint.get_name(), currentContainer.back()); } static void instr_on_platform_created() @@ -285,12 +287,12 @@ static void instr_on_platform_created() TRACE_paje_dump_buffer(true); } -static void instr_actor_on_creation(simgrid::s4u::ActorPtr actor) +static void instr_actor_on_creation(simgrid::s4u::Actor const& actor) { container_t root = simgrid::instr::Container::get_root(); - container_t container = simgrid::instr::Container::by_name(actor->get_host()->get_name()); + container_t container = simgrid::instr::Container::by_name(actor.get_host()->get_name()); - container->create_child(instr_pid(actor.get()), "ACTOR"); + container->create_child(instr_pid(actor), "ACTOR"); simgrid::instr::ContainerType* actor_type = container->type_->by_name_or_create("ACTOR"); simgrid::instr::StateType* state = actor_type->by_name_or_create("ACTOR_STATE"); @@ -298,45 +300,42 @@ static void instr_actor_on_creation(simgrid::s4u::ActorPtr actor) state->add_entity_value("sleep", "1 1 0"); state->add_entity_value("receive", "1 0 0"); state->add_entity_value("send", "0 0 1"); - state->add_entity_value("task_execute", "0 1 1"); + state->add_entity_value("execute", "0 1 1"); root->type_->by_name_or_create("ACTOR_LINK", actor_type, actor_type); root->type_->by_name_or_create("ACTOR_TASK_LINK", actor_type, actor_type); -} -static void instr_actor_on_suspend(simgrid::s4u::ActorPtr actor) -{ - simgrid::instr::Container::by_name(instr_pid(actor.get()))->get_state("ACTOR_STATE")->push_event("suspend"); -} - -static void instr_actor_on_resume(simgrid::s4u::ActorPtr actor) -{ - simgrid::instr::Container::by_name(instr_pid(actor.get()))->get_state("ACTOR_STATE")->pop_event(); + std::string container_name = instr_pid(actor); + actor.on_exit([container_name](bool failed) { + if (failed) + // kill means that this actor no longer exists, let's destroy it + simgrid::instr::Container::by_name(container_name)->remove_from_parent(); + }); } static long long int counter = 0; -static void instr_actor_on_migration_start(simgrid::s4u::ActorPtr actor) +static void instr_actor_on_migration_start(simgrid::s4u::Actor const& actor) { // start link - container_t container = simgrid::instr::Container::by_name(instr_pid(actor.get())); + container_t container = simgrid::instr::Container::by_name(instr_pid(actor)); simgrid::instr::Container::get_root()->get_link("ACTOR_LINK")->start_event(container, "M", std::to_string(counter)); // destroy existing container of this process container->remove_from_parent(); } -static void instr_actor_on_migration_end(simgrid::s4u::ActorPtr actor) +static void instr_actor_on_migration_end(simgrid::s4u::Actor const& actor) { // create new container on the new_host location - simgrid::instr::Container::by_name(actor->get_host()->get_name())->create_child(instr_pid(actor.get()), "ACTOR"); + simgrid::instr::Container::by_name(actor.get_host()->get_name())->create_child(instr_pid(actor), "ACTOR"); // end link simgrid::instr::Container::get_root() ->get_link("ACTOR_LINK") - ->end_event(simgrid::instr::Container::by_name(instr_pid(actor.get())), "M", std::to_string(counter)); + ->end_event(simgrid::instr::Container::by_name(instr_pid(actor)), "M", std::to_string(counter)); counter++; } -static void instr_vm_on_creation(simgrid::s4u::Host& host) +static void instr_vm_on_creation(simgrid::s4u::Host const& host) { container_t container = new simgrid::instr::HostContainer(host, currentContainer.back()); container_t root = simgrid::instr::Container::get_root(); @@ -346,75 +345,92 @@ static void instr_vm_on_creation(simgrid::s4u::Host& host) state->add_entity_value("sleep", "1 1 0"); state->add_entity_value("receive", "1 0 0"); state->add_entity_value("send", "0 0 1"); - state->add_entity_value("task_execute", "0 1 1"); + state->add_entity_value("execute", "0 1 1"); root->type_->by_name_or_create("VM_LINK", vm, vm); root->type_->by_name_or_create("VM_ACTOR_LINK", vm, vm); } -static void instr_vm_on_start(simgrid::s4u::VirtualMachine& vm) -{ - simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->push_event("start"); -} - -static void instr_vm_on_started(simgrid::s4u::VirtualMachine& vm) -{ - simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->pop_event(); -} - -static void instr_vm_on_suspend(simgrid::s4u::VirtualMachine& vm) -{ - simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->push_event("suspend"); -} - -static void instr_vm_on_resume(simgrid::s4u::VirtualMachine& vm) -{ - simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->pop_event(); -} - -static void instr_vm_on_destruction(simgrid::s4u::Host& host) -{ - simgrid::instr::Container::by_name(host.get_name())->remove_from_parent(); -} - void instr_define_callbacks() { // always need the callbacks to zones (we need only the root zone), to create the rootContainer and the rootType // properly if (TRACE_needs_platform()) { simgrid::s4u::on_platform_created.connect(instr_on_platform_created); - simgrid::s4u::Host::onCreation.connect(instr_host_on_creation); - simgrid::s4u::Host::onSpeedChange.connect(instr_host_on_speed_change); + simgrid::s4u::Host::on_creation.connect(instr_host_on_creation); + simgrid::s4u::Host::on_speed_change.connect(instr_host_on_speed_change); simgrid::s4u::Link::on_creation.connect(instr_link_on_creation); simgrid::s4u::Link::on_bandwidth_change.connect(instr_link_on_bandwidth_change); + simgrid::s4u::NetZone::on_seal.connect( + [](simgrid::s4u::NetZone const& /*netzone*/) { currentContainer.pop_back(); }); + simgrid::kernel::routing::NetPoint::on_creation.connect(instr_netpoint_on_creation); } - simgrid::s4u::NetZone::onCreation.connect(instr_netzone_on_creation); - simgrid::s4u::NetZone::onSeal.connect(instr_netzone_on_seal); - simgrid::kernel::routing::NetPoint::onCreation.connect(instr_netpoint_on_creation); + simgrid::s4u::NetZone::on_creation.connect(instr_netzone_on_creation); - simgrid::surf::CpuAction::onStateChange.connect(instr_cpu_action_on_state_change); - simgrid::s4u::Link::on_communication_state_change.connect(instr_link_on_communication_state_change); + simgrid::kernel::resource::CpuAction::on_state_change.connect(instr_action_on_state_change); + simgrid::s4u::Link::on_communication_state_change.connect(instr_action_on_state_change); if (TRACE_actor_is_enabled()) { simgrid::s4u::Actor::on_creation.connect(instr_actor_on_creation); - simgrid::s4u::Actor::on_suspend.connect(instr_actor_on_suspend); - simgrid::s4u::Actor::on_resume.connect(instr_actor_on_resume); + simgrid::s4u::Actor::on_destruction.connect([](simgrid::s4u::Actor const& actor) { + auto container = simgrid::instr::Container::by_name_or_null(instr_pid(actor)); + if (container != nullptr) + container->remove_from_parent(); + }); + simgrid::s4u::Actor::on_suspend.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->push_event("suspend"); + }); + simgrid::s4u::Actor::on_resume.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->pop_event(); + }); + simgrid::s4u::Actor::on_sleep.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->push_event("sleep"); + }); + simgrid::s4u::Actor::on_wake_up.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->pop_event(); + }); + simgrid::s4u::Exec::on_start.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->push_event("execute"); + }); + simgrid::s4u::Exec::on_completion.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->pop_event(); + }); + simgrid::s4u::Comm::on_sender_start.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->push_event("send"); + }); + simgrid::s4u::Comm::on_receiver_start.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->push_event("receive"); + }); + simgrid::s4u::Comm::on_completion.connect([](simgrid::s4u::Actor const& actor) { + simgrid::instr::Container::by_name(instr_pid(actor))->get_state("ACTOR_STATE")->pop_event(); + }); simgrid::s4u::Actor::on_migration_start.connect(instr_actor_on_migration_start); simgrid::s4u::Actor::on_migration_end.connect(instr_actor_on_migration_end); } if (TRACE_vm_is_enabled()) { - simgrid::s4u::Host::onCreation.connect(instr_vm_on_creation); - simgrid::s4u::VirtualMachine::on_start.connect(instr_vm_on_start); - simgrid::s4u::VirtualMachine::on_started.connect(instr_vm_on_started); - simgrid::s4u::VirtualMachine::on_suspend.connect(instr_vm_on_suspend); - simgrid::s4u::VirtualMachine::on_resume.connect(instr_vm_on_resume); - simgrid::s4u::Host::onDestruction.connect(instr_vm_on_destruction); + simgrid::s4u::Host::on_creation.connect(instr_vm_on_creation); + simgrid::s4u::VirtualMachine::on_start.connect([](simgrid::s4u::VirtualMachine const& vm) { + simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->push_event("start"); + }); + simgrid::s4u::VirtualMachine::on_started.connect([](simgrid::s4u::VirtualMachine const& vm) { + simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->pop_event(); + }); + simgrid::s4u::VirtualMachine::on_suspend.connect([](simgrid::s4u::VirtualMachine const& vm) { + simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->push_event("suspend"); + }); + simgrid::s4u::VirtualMachine::on_resume.connect([](simgrid::s4u::VirtualMachine const& vm) { + simgrid::instr::Container::by_name(vm.get_name())->get_state("VM_STATE")->pop_event(); + }); + simgrid::s4u::Host::on_destruction.connect([](simgrid::s4u::Host const& host) { + simgrid::instr::Container::by_name(host.get_name())->remove_from_parent(); + }); } } /* * user categories support */ -static void recursiveNewVariableType(std::string new_typename, std::string color, simgrid::instr::Type* root) +static void recursiveNewVariableType(const std::string& new_typename, const std::string& color, + simgrid::instr::Type* root) { if (root->get_name() == "HOST" || root->get_name() == "VM") root->by_name_or_create(std::string("p") + new_typename, color); @@ -422,56 +438,58 @@ static void recursiveNewVariableType(std::string new_typename, std::string color if (root->get_name() == "LINK") root->by_name_or_create(std::string("b") + new_typename, color); - for (auto elm : root->children_) { - recursiveNewVariableType(new_typename, color, elm.second); + for (auto const& elm : root->children_) { + recursiveNewVariableType(new_typename, color, elm.second.get()); } } -void instr_new_variable_type(std::string new_typename, std::string color) +void instr_new_variable_type(const std::string& new_typename, const std::string& color) { recursiveNewVariableType(new_typename, color, simgrid::instr::Container::get_root()->type_); } -static void recursiveNewUserVariableType(std::string father_type, std::string new_typename, std::string color, - simgrid::instr::Type* root) +static void recursiveNewUserVariableType(const std::string& father_type, const std::string& new_typename, + const std::string& color, simgrid::instr::Type* root) { if (root->get_name() == father_type) { root->by_name_or_create(new_typename, color); } - for (auto elm : root->children_) - recursiveNewUserVariableType(father_type, new_typename, color, elm.second); + for (auto const& elm : root->children_) + recursiveNewUserVariableType(father_type, new_typename, color, elm.second.get()); } -void instr_new_user_variable_type(std::string father_type, std::string new_typename, std::string color) +void instr_new_user_variable_type(const std::string& father_type, const std::string& new_typename, + const std::string& color) { recursiveNewUserVariableType(father_type, new_typename, color, simgrid::instr::Container::get_root()->type_); } -static void recursiveNewUserStateType(std::string father_type, std::string new_typename, simgrid::instr::Type* root) +static void recursiveNewUserStateType(const std::string& father_type, const std::string& new_typename, + simgrid::instr::Type* root) { if (root->get_name() == father_type) root->by_name_or_create(new_typename); - for (auto elm : root->children_) - recursiveNewUserStateType(father_type, new_typename, elm.second); + for (auto const& elm : root->children_) + recursiveNewUserStateType(father_type, new_typename, elm.second.get()); } -void instr_new_user_state_type(std::string father_type, std::string new_typename) +void instr_new_user_state_type(const std::string& father_type, const std::string& new_typename) { recursiveNewUserStateType(father_type, new_typename, simgrid::instr::Container::get_root()->type_); } -static void recursiveNewValueForUserStateType(std::string type_name, const char* val, std::string color, +static void recursiveNewValueForUserStateType(const std::string& type_name, const char* val, const std::string& color, simgrid::instr::Type* root) { if (root->get_name() == type_name) static_cast(root)->add_entity_value(val, color); - for (auto elm : root->children_) - recursiveNewValueForUserStateType(type_name, val, color, elm.second); + for (auto const& elm : root->children_) + recursiveNewValueForUserStateType(type_name, val, color, elm.second.get()); } -void instr_new_value_for_user_state_type(std::string type_name, const char* value, std::string color) +void instr_new_value_for_user_state_type(const std::string& type_name, const char* value, const std::string& color) { recursiveNewValueForUserStateType(type_name, value, color, simgrid::instr::Container::get_root()->type_); } @@ -482,15 +500,15 @@ static void recursiveXBTGraphExtraction(xbt_graph_t graph, std::map* edges, sg_netzone_t netzone, container_t container) { - if (not netzone->getChildren()->empty()) { + if (not netzone->get_children().empty()) { // bottom-up recursion - for (auto const& netzone_child : *netzone->getChildren()) { - container_t child_container = container->children_.at(netzone_child->get_cname()); + for (auto const& netzone_child : netzone->get_children()) { + container_t child_container = container->children_.at(netzone_child->get_name()); recursiveXBTGraphExtraction(graph, nodes, edges, netzone_child, child_container); } } - static_cast(netzone)->get_graph(graph, nodes, edges); + netzone->get_impl()->get_graph(graph, nodes, edges); } xbt_graph_t instr_routing_platform_graph()