use unordered_map instead of map for sake of speed

[simgrid.git] / src / smpi / smpi_bench.cpp

diff --git a/src/smpi/smpi_bench.cpp b/src/smpi/smpi_bench.cpp
index a997df03b75a40bc2ee5fd99e3d61c6959824083..31dce5b38fab6fef40d5ab5d097cb223d1cedc9d 100644 (file)
--- a/src/smpi/smpi_bench.cpp
+++ b/src/smpi/smpi_bench.cpp
@@ -266,9 +266,9 @@ void smpi_bench_end(void)
   if (xbt_cfg_get_string("smpi/comp-adjustment-file")[0] != '\0') { // Maybe we need to artificially speed up or slow
                                                          // down our computation based on our statistical analysis.
 
-    smpi_trace_call_location_t* loc                  = smpi_process_get_call_location();
-    std::string key                                  = loc->get_composed_key();
-    std::map<std::string, double>::const_iterator it = location2speedup.find(key);
+    smpi_trace_call_location_t* loc                            = smpi_process_get_call_location();
+    std::string key                                            = loc->get_composed_key();
+    std::unordered_map<std::string, double>::const_iterator it = location2speedup.find(key);
     if (it != location2speedup.end()) {
       speedup = it->second;
     }
@@ -738,12 +738,11 @@ void smpi_destroy_global_memory_segments(){
 #endif
 }
 
-extern "C" {
-
-  smpi_trace_call_location_t* smpi_trace_get_call_location() {
-    return smpi_process_get_call_location();
-  }
+smpi_trace_call_location_t* smpi_trace_get_call_location() {
+  return smpi_process_get_call_location();
+}
 
+extern "C" { /** These functions will be called from the user code **/
   void smpi_trace_set_call_location(const char* file, const int line) {
     smpi_trace_call_location_t* loc = smpi_process_get_call_location();