1 /* Copyright (c) 2019-2023. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "simgrid/s4u/Host.hpp"
7 #include "src/kernel/activity/CommImpl.hpp"
8 #include "src/kernel/activity/MailboxImpl.hpp"
9 #include "src/kernel/actor/ActorImpl.hpp"
10 #include "src/kernel/actor/SimcallObserver.hpp"
11 #include "src/mc/mc_config.hpp"
15 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(obs_comm, mc_observer, "Logging specific to the Communication simcalls observation");
17 namespace simgrid::kernel::actor {
19 ActivityTestanySimcall::ActivityTestanySimcall(ActorImpl* actor, const std::vector<activity::ActivityImpl*>& activities)
20 : ResultingSimcall(actor, -1), activities_(activities)
23 // list all the activities that are ready
24 for (unsigned i = 0; i < activities_.size(); i++)
25 if (activities_[i]->test(get_issuer()))
26 indexes_.push_back(i);
29 int ActivityTestanySimcall::get_max_consider() const
31 return indexes_.size() + 1;
34 void ActivityTestanySimcall::prepare(int times_considered)
36 if (times_considered < static_cast<int>(indexes_.size()))
37 next_value_ = indexes_.at(times_considered);
41 static void serialize_activity_test(const activity::ActivityImpl* act, std::stringstream& stream)
43 if (auto* comm = dynamic_cast<activity::CommImpl const*>(act)) {
44 stream << " " << (short)mc::Transition::Type::COMM_TEST;
45 stream << ' ' << (uintptr_t)comm;
46 stream << ' ' << (comm->src_actor_ != nullptr ? comm->src_actor_->get_pid() : -1);
47 stream << ' ' << (comm->dst_actor_ != nullptr ? comm->dst_actor_->get_pid() : -1);
48 stream << ' ' << comm->get_mailbox_id();
49 stream << ' ' << (uintptr_t)comm->src_buff_ << ' ' << (uintptr_t)comm->dst_buff_ << ' ' << comm->src_buff_size_;
51 stream << (short)mc::Transition::Type::UNKNOWN;
54 static std::string to_string_activity_test(const activity::ActivityImpl* act)
56 if (auto* comm = dynamic_cast<activity::CommImpl const*>(act)) {
57 const std::string src_buff_id = ptr_to_id<unsigned char>(comm->src_buff_);
58 const std::string dst_buff_id = ptr_to_id<unsigned char>(comm->dst_buff_);
59 return "CommTest(comm_id:" + ptr_to_id<activity::CommImpl const>(comm) +
60 " src:" + std::to_string(comm->src_actor_ != nullptr ? comm->src_actor_->get_pid() : -1) +
61 " dst:" + std::to_string(comm->dst_actor_ != nullptr ? comm->dst_actor_->get_pid() : -1) +
62 " mbox:" + std::to_string(comm->get_mailbox_id()) + " srcbuf:" + src_buff_id + " dstbuf:" + dst_buff_id +
63 " bufsize:" + std::to_string(comm->src_buff_size_);
65 return "TestUnknownType()";
68 void ActivityTestanySimcall::serialize(std::stringstream& stream) const
70 stream << (short)mc::Transition::Type::TESTANY << ' ' << activities_.size() << ' ';
71 for (auto const& act : activities_) {
72 serialize_activity_test(act, stream);
76 std::string ActivityTestanySimcall::to_string() const
78 std::stringstream buffer("TestAny(");
79 for (auto const& act : activities_) {
80 buffer << to_string_activity_test(act);
85 void ActivityTestSimcall::serialize(std::stringstream& stream) const
87 serialize_activity_test(activity_, stream);
89 std::string ActivityTestSimcall::to_string() const
91 return to_string_activity_test(activity_);
93 static void serialize_activity_wait(const activity::ActivityImpl* act, bool timeout, std::stringstream& stream)
95 if (auto* comm = dynamic_cast<activity::CommImpl const*>(act)) {
96 stream << (short)mc::Transition::Type::COMM_WAIT << ' ';
97 stream << timeout << ' ' << (uintptr_t)comm;
99 stream << ' ' << (comm->src_actor_ != nullptr ? comm->src_actor_->get_pid() : -1);
100 stream << ' ' << (comm->dst_actor_ != nullptr ? comm->dst_actor_->get_pid() : -1);
101 stream << ' ' << comm->get_mailbox_id();
102 stream << ' ' << (uintptr_t)comm->src_buff_ << ' ' << (uintptr_t)comm->dst_buff_ << ' ' << comm->src_buff_size_;
104 stream << (short)mc::Transition::Type::UNKNOWN;
107 static std::string to_string_activity_wait(const activity::ActivityImpl* act)
109 if (auto* comm = dynamic_cast<activity::CommImpl const*>(act)) {
110 const std::string src_buff_id = ptr_to_id<unsigned char>(comm->src_buff_);
111 const std::string dst_buff_id = ptr_to_id<unsigned char>(comm->dst_buff_);
112 return "CommWait(comm_id:" + ptr_to_id<activity::CommImpl const>(comm) +
113 " src:" + std::to_string(comm->src_actor_ != nullptr ? comm->src_actor_->get_pid() : -1) +
114 " dst:" + std::to_string(comm->dst_actor_ != nullptr ? comm->dst_actor_->get_pid() : -1) +
115 " mbox:" + (comm->get_mailbox() == nullptr ? "-" : comm->get_mailbox()->get_name()) +
116 "(id:" + std::to_string(comm->get_mailbox_id()) + ") srcbuf:" + src_buff_id + " dstbuf:" + dst_buff_id +
117 " bufsize:" + std::to_string(comm->src_buff_size_) + ")";
119 return "WaitUnknownType()";
123 void ActivityWaitSimcall::serialize(std::stringstream& stream) const
125 serialize_activity_wait(activity_, timeout_ > 0, stream);
127 void ActivityWaitanySimcall::serialize(std::stringstream& stream) const
129 stream << (short)mc::Transition::Type::WAITANY << ' ' << activities_.size() << ' ';
130 for (auto const& act : activities_) {
131 serialize_activity_wait(act, timeout_ > 0, stream);
135 std::string ActivityWaitSimcall::to_string() const
137 return to_string_activity_wait(activity_);
139 std::string ActivityWaitanySimcall::to_string() const
141 std::stringstream buffer("WaitAny(");
142 for (auto const& act : activities_) {
143 buffer << to_string_activity_wait(act);
147 ActivityWaitanySimcall::ActivityWaitanySimcall(ActorImpl* actor, const std::vector<activity::ActivityImpl*>& activities,
149 : ResultingSimcall(actor, -1), activities_(activities), timeout_(timeout)
151 // list all the activities that are ready
153 for (unsigned i = 0; i < activities_.size(); i++)
154 if (activities_[i]->test(get_issuer()))
155 indexes_.push_back(i);
158 bool ActivityWaitSimcall::is_enabled()
160 // FIXME: if _sg_mc_timeout == 1 and if we have either a sender or receiver timeout, the transition is enabled
161 // because even if the communication is not ready, it can timeout and won't block.
163 return activity_->test(get_issuer());
166 bool ActivityWaitanySimcall::is_enabled()
168 // list all the activities that are ready
170 for (unsigned i = 0; i < activities_.size(); i++)
171 if (activities_[i]->test(get_issuer()))
172 indexes_.push_back(i);
174 // if (_sg_mc_timeout && timeout_) FIXME: deal with the potential timeout of the WaitAny
176 // FIXME: even if the WaitAny has no timeout, some of the activities may still have one.
177 // we should iterate over the vector searching for them
178 return not indexes_.empty();
181 int ActivityWaitanySimcall::get_max_consider() const
183 int res = indexes_.size();
184 // if (_sg_mc_timeout && timeout_)
190 void ActivityWaitanySimcall::prepare(int times_considered)
192 if (times_considered < static_cast<int>(indexes_.size()))
193 next_value_ = indexes_.at(times_considered);
198 void CommIsendSimcall::serialize(std::stringstream& stream) const
200 /* Note that the comm_ is 0 until after the execution of the simcall */
201 stream << (short)mc::Transition::Type::COMM_ASYNC_SEND << ' ';
202 stream << (uintptr_t)comm_ << ' ' << mbox_->get_id() << ' ' << (uintptr_t)src_buff_ << ' ' << src_buff_size_ << ' '
204 XBT_DEBUG("SendObserver comm:%p mbox:%u buff:%p size:%zu tag:%d", comm_, mbox_->get_id(), src_buff_, src_buff_size_,
207 std::string CommIsendSimcall::to_string() const
209 return "CommAsyncSend(comm_id: " + std::to_string((uintptr_t)comm_) + " mbox:" + std::to_string(mbox_->get_id()) +
210 " srcbuf:" + ptr_to_id<unsigned char>(src_buff_) + " bufsize:" + std::to_string(src_buff_size_) +
211 " tag: " + std::to_string(tag_) + ")";
214 void CommIrecvSimcall::serialize(std::stringstream& stream) const
216 /* Note that the comm_ is 0 until after the execution of the simcall */
217 stream << (short)mc::Transition::Type::COMM_ASYNC_RECV << ' ';
218 stream << (uintptr_t)comm_ << ' ' << mbox_->get_id() << ' ' << (uintptr_t)dst_buff_ << ' ' << tag_;
219 XBT_DEBUG("RecvObserver comm:%p mbox:%u buff:%p tag:%d", comm_, mbox_->get_id(), dst_buff_, tag_);
221 std::string CommIrecvSimcall::to_string() const
223 return "CommAsyncRecv(comm_id: " + ptr_to_id<activity::CommImpl const>(comm_) +
224 " mbox:" + std::to_string(mbox_->get_id()) + " dstbuf:" + ptr_to_id<unsigned char>(dst_buff_) +
225 " tag: " + std::to_string(tag_) + ")";
228 } // namespace simgrid::kernel::actor