Merge branch 'master' into vmtrace

[simgrid.git] / src / instr / instr_config.c

diff --git a/src/instr/instr_config.c b/src/instr/instr_config.c
index f6d2e21..510dd55 100644 (file)
--- a/src/instr/instr_config.c
+++ b/src/instr/instr_config.c
@@ -20,6 +20,7 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_config, instr, "Configuration");
 #define OPT_TRACING_CATEGORIZED   "tracing/categorized"
 #define OPT_TRACING_UNCATEGORIZED "tracing/uncategorized"
 #define OPT_TRACING_MSG_PROCESS   "tracing/msg/process"
+#define OPT_TRACING_MSG_VM        "tracing/msg/vm"
 #define OPT_TRACING_FILENAME      "tracing/filename"
 #define OPT_TRACING_BUFFER        "tracing/buffer"
 #define OPT_TRACING_ONELINK_ONLY  "tracing/onelink_only"
@@ -40,6 +41,7 @@ static int trace_smpi_computing;
 static int trace_categorized;
 static int trace_uncategorized;
 static int trace_msg_process_enabled;
+static int trace_msg_vm_enabled;
 static int trace_buffer;
 static int trace_onelink_only;
 static int trace_disable_destroy;
@@ -58,6 +60,7 @@ static void TRACE_getopts(void)
   trace_categorized = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_CATEGORIZED);
   trace_uncategorized = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_UNCATEGORIZED);
   trace_msg_process_enabled = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_PROCESS);
+  trace_msg_vm_enabled = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_MSG_VM);
   trace_buffer = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_BUFFER);
   trace_onelink_only = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_ONELINK_ONLY);
   trace_disable_destroy = xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_DISABLE_DESTROY);
@@ -91,6 +94,7 @@ int TRACE_start()
   created_categories = xbt_dict_new_homogeneous(xbt_free);
   declared_marks = xbt_dict_new_homogeneous (xbt_free);
   user_host_variables = xbt_dict_new_homogeneous (xbt_free);
+  user_vm_variables = xbt_dict_new_homogeneous (xbt_free);
   user_link_variables = xbt_dict_new_homogeneous (xbt_free);
   TRACE_surf_alloc();
   TRACE_smpi_alloc();
@@ -120,6 +124,8 @@ int TRACE_end()
   TRACE_surf_release();
   xbt_dict_free(&user_link_variables);
   xbt_dict_free(&user_host_variables);
+  xbt_dict_free(&user_vm_variables);
+
   xbt_dict_free(&declared_marks);
   xbt_dict_free(&created_categories);
 
@@ -136,6 +142,7 @@ int TRACE_end()
 int TRACE_needs_platform (void)
 {
   return TRACE_msg_process_is_enabled() ||
+         TRACE_msg_vm_is_enabled() ||
          TRACE_categorized() ||
          TRACE_uncategorized() ||
          TRACE_platform () ||
@@ -189,6 +196,12 @@ int TRACE_msg_process_is_enabled(void)
   return trace_msg_process_enabled && TRACE_is_enabled();
 }
 
+int TRACE_msg_vm_is_enabled(void)
+{
+  return trace_msg_vm_enabled && TRACE_is_enabled();
+}
+
+
 int TRACE_buffer (void)
 {
   return trace_buffer && TRACE_is_enabled();
@@ -309,6 +322,13 @@ void TRACE_global_init(int *argc, char **argv)
                    xbt_cfgelm_int, &default_tracing_msg_process, 0, 1,
                    NULL, NULL);
 
+  /* msg process */
+  int default_tracing_msg_vm = 0;
+  xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_MSG_VM,
+                   "Tracing of MSG process behavior.",
+                   xbt_cfgelm_int, &default_tracing_msg_vm, 0, 1,
+                   NULL, NULL);
+
   /* tracing buffer */
   int default_buffer = 1;
   xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_BUFFER,
@@ -634,6 +654,37 @@ void TRACE_generate_viva_cat_conf (void)
   generate_cat_configuration (TRACE_get_viva_cat_conf(), "viva", 0);
 }
 
+static int previous_trace_state = -1;
+
+void instr_pause_tracing (void)
+{
+  previous_trace_state = trace_enabled;
+  if (!TRACE_is_enabled()){
+    XBT_DEBUG ("Tracing is already paused, therefore do nothing.");
+  }else{
+    XBT_DEBUG ("Tracing is being paused.");
+  }
+  trace_enabled = 0;
+  XBT_DEBUG ("Tracing is paused.");
+}
+
+void instr_resume_tracing (void)
+{
+  if (TRACE_is_enabled()){
+    XBT_DEBUG ("Tracing is already running while trying to resume, therefore do nothing.");
+  }else{
+    XBT_DEBUG ("Tracing is being resumed.");
+  }
+
+  if (previous_trace_state != -1){
+    trace_enabled = previous_trace_state;
+  }else{
+    trace_enabled = 1;
+  }
+  XBT_DEBUG ("Tracing is resumed.");
+  previous_trace_state = -1;
+}
+
 #undef OPT_TRACING
 #undef OPT_TRACING_PLATFORM
 #undef OPT_TRACING_SMPI