/* 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. */
-#include "simgrid/s4u/Engine.hpp"
-#include "simgrid/simdag.h"
+#include <simgrid/s4u/Engine.hpp>
+#include <simgrid/s4u/Host.hpp>
+#include <simgrid/simdag.h>
+#include <xbt/Extendable.hpp>
+
#include <set>
#include <string>
#include <vector>
#endif
namespace simgrid{
+extern template class XBT_PUBLIC xbt::Extendable<sd::Task>;
+
namespace sd{
+class Global;
+
+class Task : public xbt::Extendable<Task> {
+ friend sd::Global;
+
+ std::string name_;
+ double amount_;
+
+ e_SD_task_kind_t kind_ = SD_TASK_NOT_TYPED;
+ e_SD_task_state_t state_ = SD_NOT_SCHEDULED;
+ bool marked_ = false; /* used to check if the task DAG has some cycle*/
+ double start_time_ = -1;
+ double finish_time_ = -1;
+ kernel::resource::Action* surf_action_;
+ unsigned short watch_points_ = 0; /* bit field xor()ed with masks */
+ double rate_ = -1;
+
+ double alpha_ = 0; /* used by typed parallel tasks */
+
+ /* dependencies */
+ std::set<Task*> inputs_;
+ std::set<Task*> outputs_;
+ std::set<Task*> predecessors_;
+ std::set<Task*> successors_;
+
+ /* scheduling parameters (only exist in state SD_SCHEDULED) */
+ std::vector<s4u::Host*>* allocation_;
+ double* flops_amount_;
+ double* bytes_amount_;
+
+protected:
+ void set_start_time(double start) { start_time_ = start; }
+
+ void set_sender_side_allocation(unsigned long count, const std::vector<s4u::Host*>* sender);
+ void set_receiver_side_allocation(unsigned long count, const std::vector<s4u::Host*>* receiver);
+
+public:
+ static Task* create(const std::string& name, double amount, void* userdata);
+ static Task* create_comm_e2e(const std::string& name, double amount, void* userdata);
+ static Task* create_comp_seq(const std::string& name, double amount, void* userdata);
+ static Task* create_comp_par_amdahl(const std::string& name, double amount, void* userdata, double alpha);
+ static Task* create_comm_par_mxn_1d_block(const std::string& name, double amount, void* userdata);
+
+ void distribute_comp_amdahl(int count);
+ void build_MxN_1D_block_matrix(int src_nb, int dst_nb);
+
+ void add_input(Task* task) { inputs_.insert(task); }
+ void rm_input(Task* task) { inputs_.erase(task); }
+ void add_predecessor(Task* task) { predecessors_.insert(task); }
+ void rm_predecessor(Task* task) { predecessors_.erase(task); }
+ void add_successor(Task* task) { successors_.insert(task); }
+ void rm_successor(Task* task) { successors_.erase(task); }
+ void clear_successors() { successors_.clear(); }
+ void add_output(Task* task) { outputs_.insert(task); }
+ void rm_output(Task* task) { outputs_.erase(task); }
+ void clear_outputs() { outputs_.clear(); }
+
+ void set_name(const std::string& name) { name_ = name; }
+ const std::string& get_name() const { return name_; }
+ const char* get_cname() const { return name_.c_str(); }
+
+ void set_amount(double amount);
+ double get_amount() const { return amount_; }
+ double get_remaining_amount() const;
+
+ double get_start_time() const;
+ double get_finish_time() const;
+
+ void set_state(e_SD_task_state_t new_state);
+ e_SD_task_state_t get_state() const { return state_; }
+
+ void mark() { marked_ = true; }
+ void unmark() { marked_ = false; }
+ bool is_marked() const { return marked_; }
+
+ const std::set<Task*>& get_inputs() const { return inputs_; }
+ const std::set<Task*>& get_predecessors() const { return predecessors_; }
+ const std::set<Task*>& get_successors() const { return successors_; }
+ const std::set<Task*>& get_outputs() const { return outputs_; }
+
+ bool is_parent_of(Task* task) const;
+ bool is_child_of(Task* task) const;
+
+ unsigned long has_unsolved_dependencies() const { return (predecessors_.size() + inputs_.size()); }
+ unsigned long is_waited_by() const { return (successors_.size() + outputs_.size()); }
+ void released_by(Task* pred);
+ void produced_by(Task* pred);
+
+ void set_kind(e_SD_task_kind_t kind) { kind_ = kind; }
+ e_SD_task_kind_t get_kind() const { return kind_; }
+
+ void set_alpha(double alpha) { alpha_ = alpha; }
+ double get_alpha() const;
+ void set_rate(double rate);
+
+ unsigned int get_allocation_size() const { return allocation_->size(); }
+ std::vector<s4u::Host*>* get_allocation() const { return allocation_; }
+
+ void watch(e_SD_task_state_t state);
+ void unwatch(e_SD_task_state_t state);
+
+ void dump() const;
+
+ void do_schedule();
+ void schedule(const std::vector<s4u::Host*>& hosts, const double* flops_amount, const double* bytes_amount,
+ double rate);
+ void schedulev(const std::vector<s4u::Host*>& hosts);
+ void unschedule();
+
+ void run();
+ void destroy();
+};
+
class Global {
public:
explicit Global(int* argc, char** argv) : engine_(new simgrid::s4u::Engine(argc, argv)) {}
bool watch_point_reached = false; /* has a task just reached a watch point? */
- std::set<SD_task_t> initial_tasks;
- std::set<SD_task_t> runnable_tasks;
- std::set<SD_task_t> completed_tasks;
- std::set<SD_task_t> return_set;
+ std::set<Task*> initial_tasks;
+ std::set<Task*> runnable_tasks;
+ std::set<Task*> completed_tasks;
+ std::set<Task*> return_set;
s4u::Engine* engine_;
};
-std::set<SD_task_t>* simulate (double how_long);
-}
-}
+} // namespace sd
+} // namespace simgrid
extern XBT_PRIVATE std::unique_ptr<simgrid::sd::Global> sd_global;
-/* Task */
-struct s_SD_task_t {
- e_SD_task_state_t state;
- void *data; /* user data */
- char *name;
- e_SD_task_kind_t kind;
- double amount;
- double alpha; /* used by typed parallel tasks */
- double start_time;
- double finish_time;
- simgrid::kernel::resource::Action* surf_action;
- unsigned short watch_points; /* bit field xor()ed with masks */
-
- bool marked = false; /* used to check if the task DAG has some cycle*/
-
- /* dependencies -- cannot be embedded in the struct since it's not handled as a real C++ class */
- std::set<SD_task_t> *inputs;
- std::set<SD_task_t> *outputs;
- std::set<SD_task_t> *predecessors;
- std::set<SD_task_t> *successors;
-
- /* scheduling parameters (only exist in state SD_SCHEDULED) */
- std::vector<sg_host_t> *allocation;
- double *flops_amount;
- double *bytes_amount;
- double rate;
-};
-
/* SimDag private functions */
-XBT_PRIVATE void SD_task_set_state(SD_task_t task, e_SD_task_state_t new_state);
-XBT_PRIVATE void SD_task_run(SD_task_t task);
XBT_PRIVATE bool acyclic_graph_detail(const_xbt_dynar_t dag);
XBT_PRIVATE void uniq_transfer_task_name(SD_task_t task);
XBT_PRIVATE const char *__get_state_name(e_SD_task_state_t state);
