Logo AND Algorithmique Numérique Distribuée

Public GIT Repository
get methods and theirs print methods together
[simgrid.git] / src / instr / instr_paje_trace.cpp
index 76575d5..3e92c07 100644 (file)
-/* Copyright (c) 2010-2015. The SimGrid Team.
+/* Copyright (c) 2010-2016. 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. */
 
 #include "src/instr/instr_private.h"
+#include "src/instr/instr_smpi.h"
+#include "src/smpi/private.hpp"
+#include "typeinfo"
 #include "xbt/virtu.h" /* sg_cmdline */
 #include <sstream>
+#include <vector>
 #include <iomanip> /** std::setprecision **/
+#include "simgrid/sg_config.h"
 
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_paje_trace, instr_trace, "tracing event system");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(instr_paje_trace, instr, "tracing event system");
 
 extern FILE * tracing_file;
 extern s_instr_trace_writer_t active_writer;
 
-void TRACE_paje_init(void)
+static std::stringstream stream;
+FILE *tracing_file = nullptr;
+
+void print_NULL(PajeEvent* event){}
+
+/* The active set of functions for the selected trace format
+ * By default, they all do nothing, hence the print_NULL to avoid segfaults */
+
+s_instr_trace_writer_t active_writer = {&print_NULL, &print_NULL, &print_NULL, &print_NULL, &print_NULL, &print_NULL,
+                                        &print_NULL, &print_NULL, &print_NULL, &print_NULL, &print_NULL, &print_NULL,
+                                        &print_NULL, &print_NULL, &print_NULL, &print_NULL, &print_NULL, &print_NULL};
+
+std::vector<PajeEvent*> buffer;
+void buffer_debug(std::vector<PajeEvent*> *buf);
+
+void dump_comment (const char *comment)
 {
-  active_writer.print_DefineContainerType=print_pajeDefineContainerType;
-  active_writer.print_DefineVariableType=print_pajeDefineVariableType;
-  active_writer.print_DefineStateType=print_pajeDefineStateType;
-  active_writer.print_DefineEventType=print_pajeDefineEventType;
-  active_writer.print_DefineLinkType=print_pajeDefineLinkType;
-  active_writer.print_DefineEntityValue=print_pajeDefineEntityValue;
-  active_writer.print_CreateContainer=print_pajeCreateContainer;
-  active_writer.print_DestroyContainer=print_pajeDestroyContainer;
-  active_writer.print_SetVariable=print_pajeSetVariable;
-  active_writer.print_AddVariable=print_pajeAddVariable;
-  active_writer.print_SubVariable=print_pajeSubVariable;
-  active_writer.print_SetState=print_pajeSetState;
-  active_writer.print_PushState=print_pajePushState;
-  active_writer.print_PopState=print_pajePopState;
-  active_writer.print_ResetState=print_pajeResetState;
-  active_writer.print_StartLink=print_pajeStartLink;
-  active_writer.print_EndLink=print_pajeEndLink;
-  active_writer.print_NewEvent=print_pajeNewEvent;
-}
-
-void TRACE_paje_start(void)
+  if (!strlen(comment)) return;
+  fprintf (tracing_file, "# %s\n", comment);
+}
+
+void dump_comment_file (const char *filename)
 {
+  if (!strlen(filename)) return;
+  FILE *file = fopen (filename, "r");
+  if (!file){
+    THROWF (system_error, 1, "Comment file %s could not be opened for reading.", filename);
+  }
+  while (!feof(file)){
+    char c;
+    c = fgetc(file);
+    if (feof(file)) break;
+    fprintf (tracing_file, "# ");
+    while (c != '\n'){
+      fprintf (tracing_file, "%c", c);
+      c = fgetc(file);
+      if (feof(file)) break;
+    }
+    fprintf (tracing_file, "\n");
+  }
+  fclose(file);
+}
+
+double TRACE_last_timestamp_to_dump = 0;
+//dumps the trace file until the timestamp TRACE_last_timestamp_to_dump
+void TRACE_paje_dump_buffer (int force)
+{
+  if (!TRACE_is_enabled()) return;
+  XBT_DEBUG("%s: dump until %f. starts", __FUNCTION__, TRACE_last_timestamp_to_dump);
+  if (force){
+    for (auto event : buffer){
+      event->print();
+      delete event;
+    }
+    buffer.clear();
+  }else{
+    std::vector<PajeEvent*>::iterator i = buffer.begin();
+    for (auto event :buffer){
+      double head_timestamp = event->timestamp;
+      if (head_timestamp > TRACE_last_timestamp_to_dump)
+        break;
+      event->print();
+      delete event;
+      ++i;
+    }
+    buffer.erase(buffer.begin(), i);
+  }
+  XBT_DEBUG("%s: ends", __FUNCTION__);
+}
+
+void buffer_debug(std::vector<PajeEvent*> *buf);
+void buffer_debug(std::vector<PajeEvent*> *buf) {
+  return;
+  XBT_DEBUG(">>>>>> Dump the state of the buffer. %zu events", buf->size());
+  for (auto event :*buf){
+    event->print();
+    XBT_DEBUG("%p %s", event, stream.str().c_str());
+    stream.str("");
+    stream.clear();
+  }
+  XBT_DEBUG("<<<<<<");
+}
+
+static void print_row() {
+  stream << std::endl;
+  fprintf(tracing_file, "%s", stream.str().c_str());
+  XBT_DEBUG("Dump %s", stream.str().c_str());
+  stream.str("");
+  stream.clear();
+}
+
+static void print_timestamp(PajeEvent* event) {
+  stream << " ";
+  /* prevent 0.0000 in the trace - this was the behavior before the transition to c++ */
+  if (event->timestamp < 1e-12)
+    stream << 0;
+  else 
+    stream << event->timestamp;
+}  
+
+/* internal do the instrumentation module */
+static void insert_into_buffer (PajeEvent* tbi)
+{
+  if (TRACE_buffer() == 0){
+    tbi->print ();
+    delete tbi;
+    return;
+  }
+  buffer_debug(&buffer);
+
+  XBT_DEBUG("%s: insert event_type=%d, timestamp=%f, buffersize=%zu)",
+      __FUNCTION__, (int)tbi->event_type, tbi->timestamp, buffer.size());
+  std::vector<PajeEvent*>::reverse_iterator i;
+  for (i = buffer.rbegin(); i != buffer.rend(); ++i) {
+    PajeEvent* e1 = *i;
+    XBT_DEBUG("compare to %p is of type %d; timestamp:%f", e1,
+        (int)e1->event_type, e1->timestamp);
+    if (e1->timestamp <= tbi->timestamp)
+      break;
+  }
+  buffer.insert(i.base(), tbi);
+  if (i == buffer.rend())
+    XBT_DEBUG("%s: inserted at beginning", __FUNCTION__);
+  else if (i == buffer.rbegin())
+    XBT_DEBUG("%s: inserted at end", __FUNCTION__);
+  else
+    XBT_DEBUG("%s: inserted at pos= %zd from its end", __FUNCTION__,
+        std::distance(buffer.rbegin(),i));
+
+  buffer_debug(&buffer);
+}
+
+PajeEvent:: ~PajeEvent()
+{
+  XBT_DEBUG("%s not implemented for %p: event_type=%d, timestamp=%f", __FUNCTION__,
+      this, (int)event_type, timestamp);
+//  xbt_backtrace_display_current();
+
+ /* switch (event->event_type){
+  case PAJE_StartLink:
+    xbt_free (((startLink_t)(event->data))->value);
+    xbt_free (((startLink_t)(event->data))->key);
+    break;
+  case PAJE_EndLink:
+    xbt_free (((endLink_t)(event->data))->value);
+    xbt_free (((endLink_t)(event->data))->key);
+    break;
+  default:
+    break;
+  }*/
+}
+
+void TRACE_paje_start() {
   char *filename = TRACE_get_filename();
   tracing_file = fopen(filename, "w");
-  if (tracing_file == NULL){
+  if (tracing_file == nullptr){
     THROWF (system_error, 1, "Tracefile %s could not be opened for writing.", filename);
   }
 
@@ -67,267 +201,508 @@ void TRACE_paje_start(void)
   TRACE_header(TRACE_basic(),TRACE_display_sizes());
 }
 
-void TRACE_paje_end(void)
-{
+void TRACE_paje_end() {
   fclose(tracing_file);
   char *filename = TRACE_get_filename();
   XBT_DEBUG("Filename %s is closed", filename);
 }
 
-void print_pajeDefineContainerType(paje_event_t event)
+DefineContainerEvent::DefineContainerEvent(type_t type)
 {
-  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event->event_type);
-  fprintf(tracing_file, "%d %s %s %s\n", (int)event->event_type, ((defineContainerType_t)event->data)->type->id,
-      ((defineContainerType_t)event->data)->type->father->id, ((defineContainerType_t)event->data)->type->name);
+
+  event_type                            = PAJE_DefineContainerType;
+  timestamp                             = 0;
+  this->type = type;
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event_type);
+  //print it
+  print ();
 }
 
-void print_pajeDefineVariableType(paje_event_t event)
-{
-  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event->event_type);
-  fprintf(tracing_file, "%d %s %s %s \"%s\"\n", (int)event->event_type,
-      ((defineVariableType_t)event->data)->type->id, ((defineVariableType_t)event->data)->type->father->id,
-      ((defineVariableType_t)event->data)->type->name, ((defineVariableType_t)event->data)->type->color);
+void DefineContainerEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  stream << " " << type->id
+         << " " << type->father->id
+         << " " << type->name;
+  print_row();
 }
 
-void print_pajeDefineStateType(paje_event_t event)
+
+
+DefineVariableTypeEvent::DefineVariableTypeEvent(type_t type)
 {
-  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event->event_type);
-  fprintf(tracing_file, "%d %s %s %s\n", (int)event->event_type, ((defineStateType_t)event->data)->type->id,
-          ((defineStateType_t)event->data)->type->father->id, ((defineStateType_t)event->data)->type->name);
+  this->event_type                           = PAJE_DefineVariableType;
+  this->timestamp                            = 0;
+  this->type = type;
+
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event_type);
+
+  //print it
+  print ();
 }
 
-void print_pajeDefineEventType(paje_event_t event)
+void DefineVariableTypeEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  stream << " " << type->id
+         << " " << type->father->id
+         << " " << type->name;
+  if (type->color)
+    stream << " \"" << type->color << "\"";
+  print_row();
+}
+
+DefineStateTypeEvent::DefineStateTypeEvent(type_t type)
 {
-  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event->event_type);
-  fprintf(tracing_file, "%d %s %s %s\n", (int)event->event_type, ((defineEventType_t)event->data)->type->id,
-      ((defineEventType_t)event->data)->type->father->id, ((defineEventType_t)event->data)->type->name);
+  this->event_type                        = PAJE_DefineStateType;
+  this->timestamp                         = 0;
+  this->type = type;
+
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event_type);
+
+  //print it
+  print();
 }
 
-void print_pajeDefineLinkType(paje_event_t event)
+
+DefineEventTypeEvent::DefineEventTypeEvent(type_t type)
 {
-  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event->event_type);
-  fprintf(tracing_file, "%d %s %s %s %s %s\n", (int)event->event_type, ((defineLinkType_t)event->data)->type->id,
-      ((defineLinkType_t)event->data)->type->father->id, ((defineLinkType_t)event->data)->source->id,
-      ((defineLinkType_t)event->data)->dest->id, ((defineLinkType_t)event->data)->type->name);
+  this->event_type                        = PAJE_DefineEventType;
+  this->timestamp                         = 0;
+  this->type = type;
+
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event_type);
+
+  //print it
+  print();
+}
+
+
+void DefineStateTypeEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  stream << " " << type->id
+         << " " << type->father->id
+         << " " << type->name;
+  print_row();
 }
 
-void print_pajeDefineEntityValue (paje_event_t event)
+void DefineEventTypeEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  stream << " " << type->id
+         << " " << type->father->id
+         << " " << type->name;
+  print_row();
+}
+
+DefineLinkTypeEvent::DefineLinkTypeEvent(type_t type, type_t source, type_t dest)
 {
-  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event->event_type);
-  fprintf(tracing_file, "%d %s %s %s \"%s\"\n", (int)event->event_type, ((defineEntityValue_t)event->data)->value->id,
-      ((defineEntityValue_t)event->data)->value->father->id, ((defineEntityValue_t)event->data)->value->name,
-      ((defineEntityValue_t)event->data)->value->color);
+  this->event_type                         = PAJE_DefineLinkType;
+  this->timestamp                          = 0;
+  this->type   = type;
+  this->source = source;
+  this->dest   = dest;
+
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event_type);
+
+  //print it
+  print();
 }
 
-void print_pajeCreateContainer(paje_event_t event)
+void DefineLinkTypeEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  stream << " " << type->id 
+         << " " << type->father->id 
+         << " " << source->id 
+         << " " << dest->id 
+         << " " << type->name;
+  print_row();
+}
+
+DefineEntityValueEvent::DefineEntityValueEvent (val_t value)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %s \"%s\"\n", (int)event->event_type,
-        ((createContainer_t)event->data)->container->id, ((createContainer_t)event->data)->container->type->id,
-        ((createContainer_t)event->data)->container->father->id, ((createContainer_t)event->data)->container->name);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s %s \"%s\"\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((createContainer_t)event->data)->container->id, ((createContainer_t)event->data)->container->type->id,
-        ((createContainer_t)event->data)->container->father->id, ((createContainer_t)event->data)->container->name);
-  }
+  this->event_type                           = PAJE_DefineEntityValue;
+  this->timestamp                            = 0;
+  this->value = value;
+
+  XBT_DEBUG("%s: event_type=%d", __FUNCTION__, (int)event_type);
+
+  //print it
+  print();
+}
+
+
+void DefineEntityValueEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  stream << " "   << value->id
+         << " "   << value->father->id
+         << " "   << value->name;
+  if(value->color)
+    stream << " \"" << value->color << "\"";
+  print_row();
 }
 
-void print_pajeDestroyContainer(paje_event_t event)
+CreateContainerEvent::CreateContainerEvent (container_t container)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s\n", (int)event->event_type,
-        ((destroyContainer_t)event->data)->container->type->id, ((destroyContainer_t)event->data)->container->id);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((destroyContainer_t)event->data)->container->type->id, ((destroyContainer_t)event->data)->container->id);
-  }
+  this->event_type                             = PAJE_CreateContainer;
+  this->timestamp                              = SIMIX_get_clock();
+  this->container = container;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  //print it
+  print();
 }
 
-void print_pajeSetVariable(paje_event_t event)
+void CreateContainerEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " "   << container->id
+         << " "   << container->type->id
+         << " "   << container->father->id
+         << " \"" << container->name << "\"";
+
+  print_row();
+}
+
+DestroyContainerEvent::DestroyContainerEvent (container_t container)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %f\n", (int)event->event_type, ((setVariable_t)event->data)->type->id,
-        ((setVariable_t)event->data)->container->id, ((setVariable_t)event->data)->value);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s %f\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((setVariable_t)event->data)->type->id, ((setVariable_t)event->data)->container->id,
-        ((setVariable_t)event->data)->value);
-  }
+  this->event_type                              = PAJE_DestroyContainer;
+  this->timestamp                               = SIMIX_get_clock();
+  this->container = container;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  print();
+}
+
+void DestroyContainerEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " "   << container->type->id
+         << " "   << container->id;
+
+  print_row();
 }
 
-void print_pajeAddVariable(paje_event_t event)
+SetVariableEvent::SetVariableEvent (double timestamp, container_t container, type_t type, double value)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %f\n", (int)event->event_type, ((addVariable_t)event->data)->type->id,
-        ((addVariable_t)event->data)->container->id, ((addVariable_t)event->data)->value);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s %f\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((addVariable_t)event->data)->type->id, ((addVariable_t)event->data)->container->id,
-        ((addVariable_t)event->data)->value);
-  }
+  this->event_type                         = PAJE_SetVariable;
+  this->timestamp                          = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
 }
 
-void print_pajeSubVariable(paje_event_t event)
+void SetVariableEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id
+         << " " << value;
+  print_row();
+}
+
+AddVariableEvent::AddVariableEvent (double timestamp, container_t container, type_t type, double value)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %f\n", (int)event->event_type, ((subVariable_t)event->data)->type->id,
-        ((subVariable_t)event->data)->container->id, ((subVariable_t)event->data)->value);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s %f\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((subVariable_t)event->data)->type->id, ((subVariable_t)event->data)->container->id,
-        ((subVariable_t)event->data)->value);
-  }
+  this->event_type                         = PAJE_AddVariable;
+  this->timestamp                          = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
 }
 
-void print_pajeSetState(paje_event_t event)
+void AddVariableEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id
+         << " " << value;
+  print_row();
+}
+
+SubVariableEvent::SubVariableEvent (double timestamp, container_t container, type_t type, double value)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %s\n", (int)event->event_type, ((setState_t)event->data)->type->id,
-        ((setState_t)event->data)->container->id, ((setState_t)event->data)->value->id);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((setState_t)event->data)->type->id, ((setState_t)event->data)->container->id,
-        ((setState_t)event->data)->value->id);
-  }
+  this->event_type                         = PAJE_SubVariable;
+  this->timestamp                          = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
+}
+
+void SubVariableEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id
+         << " " << value;
+  print_row();
 }
 
-void print_pajePushState(paje_event_t event)
+SetStateEvent::SetStateEvent (double timestamp, container_t container, type_t type, val_t value)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
+  this->event_type                      = PAJE_SetState;
+  this->timestamp                       = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+#if HAVE_SMPI
+  if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+    smpi_trace_call_location_t* loc = smpi_trace_get_call_location();
+    filename   = loc->filename;
+    linenumber = loc->linenumber;
+  }
+#endif
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
+}
 
-  std::stringstream stream;
+void SetStateEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
   stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id;
+  stream << " " <<value->id;
+#if HAVE_SMPI
+  if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+    stream << " \"" << filename
+           << "\" " << linenumber;
+  }
+#endif
+  print_row();
+}
 
-  stream << (int) event->event_type
-         << " ";
+PushStateEvent::PushStateEvent (double timestamp, container_t container, type_t type, val_t value, void* extra)
+{
+  this->event_type                  = PAJE_PushState;
+  this->timestamp                   = timestamp;
+  this->type = type;
+  this->container = container;
+  this->value     = value;
+  this->extra     = extra;
+
+#if HAVE_SMPI
+  if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+    smpi_trace_call_location_t* loc = smpi_trace_get_call_location();
+    filename   = loc->filename;
+    linenumber = loc->linenumber;
+  }
+#endif
 
-  /** prevent 0.0000 in the trace - this was the behavior before the transition to c++ **/
-  if (event->timestamp == 0) 
-    stream << 0;
-  else 
-    stream << event->timestamp;
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
 
-  stream << " " << ((pushState_t)event->data)->type->id
-         << " " << ((pushState_t)event->data)->container->id
-         << " " << ((pushState_t)event->data)->value->id;
+  insert_into_buffer (this);
+}
+
+PushStateEvent::PushStateEvent (double timestamp, container_t container, type_t type, val_t value)
+ : PushStateEvent(timestamp, container, type, value, nullptr)
+{}
+void PushStateEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id;
+  stream << " " <<value->id;
 
   if (TRACE_display_sizes()) {
     stream << " ";
-    if (((pushState_t)event->data)->extra != NULL) {
-      stream << ((instr_extra_data)((pushState_t)event->data)->extra)->send_size;
+    if (extra != nullptr) {
+      stream << static_cast<instr_extra_data>(extra)->send_size;
     }
     else {
       stream << 0;
     }
   }
-  stream << std::endl;
+#if HAVE_SMPI
+  if (xbt_cfg_get_boolean("smpi/trace-call-location")) {
+    stream << " \"" << filename
+           << "\" " << linenumber;
+  }
+#endif
+  print_row();
+
+  if (extra != nullptr) {
+    if (static_cast<instr_extra_data>(extra)->sendcounts != nullptr)
+      xbt_free(static_cast<instr_extra_data>(extra)->sendcounts);
+    if (static_cast<instr_extra_data>(extra)->recvcounts != nullptr)
+      xbt_free(static_cast<instr_extra_data>(extra)->recvcounts);
+    xbt_free(extra);
+  }
+}
+
 
-  // TODO: This can be removed as soon as TRACE_paje_start() has been migrated
-  fprintf(tracing_file, stream.str().c_str());
+PopStateEvent::PopStateEvent (double timestamp, container_t container, type_t type)
+{
+  this->event_type                      = PAJE_PopState;
+  this->timestamp                       = timestamp;
+  this->type      = type;
+  this->container = container;
 
-   if(((pushState_t)event->data)->extra!=NULL){
-     if(((instr_extra_data)((pushState_t)event->data)->extra)->sendcounts!=NULL)
-       xbt_free(((instr_extra_data)((pushState_t)event->data)->extra)->sendcounts);
-     if(((instr_extra_data)((pushState_t)event->data)->extra)->recvcounts!=NULL)
-       xbt_free(((instr_extra_data)((pushState_t)event->data)->extra)->recvcounts);
-     xbt_free(((pushState_t)event->data)->extra);
-   }
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
 }
 
-void print_pajePopState(paje_event_t event)
-{
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s\n", (int)event->event_type, ((popState_t)event->data)->type->id,
-        ((popState_t)event->data)->container->id);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((popState_t)event->data)->type->id, ((popState_t)event->data)->container->id);
-  }
+void PopStateEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id;
+  print_row();
 }
 
-void print_pajeResetState(paje_event_t event)
+ResetStateEvent::ResetStateEvent (double timestamp, container_t container, type_t type)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s\n", (int)event->event_type, ((resetState_t)event->data)->type->id,
-        ((resetState_t)event->data)->container->id);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((resetState_t)event->data)->type->id, ((resetState_t)event->data)->container->id);
-  }
+  this->event_type                        = PAJE_ResetState;
+  this->timestamp                         = timestamp;
+  this->type      = type;
+  this->container = container;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
+}
+
+void ResetStateEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id;
+  print_row();
 }
 
-void print_pajeStartLink(paje_event_t event)
+StartLinkEvent::StartLinkEvent (double timestamp, container_t container,
+    type_t type, container_t sourceContainer, const char *value, const char *key)
+  : StartLinkEvent(timestamp, container, type, sourceContainer, value, key, -1)
+{}
+
+StartLinkEvent::StartLinkEvent (double timestamp, container_t container, type_t type, container_t sourceContainer,
+                                const char *value, const char *key, int size)
 {
-  if (!TRACE_display_sizes()){
-    if (event->timestamp == 0){
-      fprintf(tracing_file, "%d 0 %s %s %s %s %s\n", (int)event->event_type, ((startLink_t)event->data)->type->id,
-          ((startLink_t)event->data)->container->id, ((startLink_t)event->data)->value,
-          ((startLink_t)event->data)->sourceContainer->id, ((startLink_t)event->data)->key);
-    }else {
-      fprintf(tracing_file, "%d %.*f %s %s %s %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-          ((startLink_t)event->data)->type->id, ((startLink_t)event->data)->container->id,
-          ((startLink_t)event->data)->value, ((startLink_t)event->data)->sourceContainer->id,
-          ((startLink_t)event->data)->key);
-    }
-  }else{
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-    if (event->timestamp == 0){
-      fprintf(tracing_file, "%d 0 %s %s %s %s %s %d\n", (int)event->event_type, ((startLink_t)event->data)->type->id,
-          ((startLink_t)event->data)->container->id, ((startLink_t)event->data)->value,
-          ((startLink_t)event->data)->sourceContainer->id, ((startLink_t)event->data)->key,
-          ((startLink_t)event->data)->size);
-    }else {
-      fprintf(tracing_file, "%d %.*f %s %s %s %s %s %d\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-          ((startLink_t)event->data)->type->id, ((startLink_t)event->data)->container->id,
-          ((startLink_t)event->data)->value, ((startLink_t)event->data)->sourceContainer->id,
-          ((startLink_t)event->data)->key, ((startLink_t)event->data)->size);
-    }
+  event_type                             = PAJE_StartLink;
+  this->timestamp       = timestamp;
+  this->type            = type;
+  this->container       = container;
+  this->sourceContainer = sourceContainer;
+  this->value           = xbt_strdup(value);
+  this->key             = xbt_strdup(key);
+  this->size            = size;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f, value:%s", __FUNCTION__,
+      (int)event_type, this->timestamp, this->value);
+
+  insert_into_buffer (this);
+}
+
+void StartLinkEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " <<type->id
+         << " " <<container->id
+         << " " <<value;
+  stream << " " << sourceContainer->id
+         << " " << key;
+
+  if (TRACE_display_sizes()) {
+    stream << " " << size;
   }
+  print_row();
 }
 
-void print_pajeEndLink(paje_event_t event)
+EndLinkEvent::EndLinkEvent (double timestamp, container_t container, type_t type, container_t destContainer,
+                      const char *value, const char *key)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %s %s %s\n", (int)event->event_type, ((endLink_t)event->data)->type->id,
-        ((endLink_t)event->data)->container->id, ((endLink_t)event->data)->value,
-        ((endLink_t)event->data)->destContainer->id, ((endLink_t)event->data)->key);
-  }else {
-    fprintf(tracing_file, "%d %.*f %s %s %s %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((endLink_t)event->data)->type->id, ((endLink_t)event->data)->container->id, ((endLink_t)event->data)->value,
-        ((endLink_t)event->data)->destContainer->id, ((endLink_t)event->data)->key);
-  }
+  this->event_type                         = PAJE_EndLink;
+  this->timestamp                          = timestamp;
+  this->type          = type;
+  this->container     = container;
+  this->destContainer = destContainer;
+  this->value         = xbt_strdup(value);
+  this->key           = xbt_strdup(key);
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
+}
+
+
+void EndLinkEvent::print() {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " <<type->id
+         << " " <<container->id
+         << " " <<value;
+  stream << " " << destContainer->id
+         << " " << key;
+  print_row();
 }
 
-void print_pajeNewEvent (paje_event_t event)
+NewEvent::NewEvent (double timestamp, container_t container, type_t type, val_t value)
 {
-  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event->event_type, TRACE_precision(),
-            event->timestamp);
-  if (event->timestamp == 0){
-    fprintf(tracing_file, "%d 0 %s %s %s\n", (int)event->event_type, ((newEvent_t)event->data)->type->id,
-        ((newEvent_t)event->data)->container->id, ((newEvent_t)event->data)->value->id);
-  }else{
-    fprintf(tracing_file, "%d %.*f %s %s %s\n", (int)event->event_type, TRACE_precision(), event->timestamp,
-        ((newEvent_t)event->data)->type->id, ((newEvent_t)event->data)->container->id,
-        ((newEvent_t)event->data)->value->id);
-  }
+  this->event_type                      = PAJE_NewEvent;
+  this->timestamp                       = timestamp;
+  this->type      = type;
+  this->container = container;
+  this->value     = value;
+
+  XBT_DEBUG("%s: event_type=%d, timestamp=%f", __FUNCTION__, (int)event_type, this->timestamp);
+
+  insert_into_buffer (this);
+}
+
+void NewEvent::print () {
+  XBT_DEBUG("%s: event_type=%d, timestamp=%.*f", __FUNCTION__, (int)event_type, TRACE_precision(), timestamp);
+  stream << std::fixed << std::setprecision(TRACE_precision());
+  stream << (int)this->event_type;
+  print_timestamp(this);
+  stream << " " << type->id
+         << " " << container->id
+         << " " << value->id;
+  print_row();
 }