Direct context switching: clean the semantics of parmap

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

diff --git a/src/smpi/smpi_bench.c b/src/smpi/smpi_bench.c
index d5eb6b3..c9d2c8b 100644 (file)
--- a/src/smpi/smpi_bench.c
+++ b/src/smpi/smpi_bench.c
@@ -7,6 +7,7 @@
 #include "private.h"
 #include "xbt/dict.h"
 #include "xbt/sysdep.h"
+#include "xbt/ex.h"
 #include "surf/surf.h"
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_bench, smpi,
@@ -14,6 +15,7 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_bench, smpi,
 
 xbt_dict_t allocs = NULL;       /* Allocated on first use */
 xbt_dict_t samples = NULL;      /* Allocated on first use */
+xbt_dict_t calls = NULL;        /* Allocated on first use */
 
 typedef struct {
   int count;
@@ -39,6 +41,9 @@ void smpi_bench_destroy(void)
   if (samples) {
     xbt_dict_free(&samples);
   }
+  if(calls) {
+    xbt_dict_free(&calls);
+  }
 }
 
 static void smpi_execute_flops(double flops)
@@ -104,7 +109,7 @@ static char *sample_location(int global, const char *file, int line)
   }
 }
 
-void smpi_sample_1(int global, const char *file, int line, int iters, double threshold)
+int smpi_sample_1(int global, const char *file, int line, int iters, double threshold)
 {
   char *loc = sample_location(global, file, line);
   local_data_t *data;
@@ -123,8 +128,10 @@ void smpi_sample_1(int global, const char *file, int line, int iters, double thr
     data->threshold = threshold;
     data->started = 0;
     xbt_dict_set(samples, loc, data, &free);
+    return 0;
   }
   free(loc);
+  return 1;
 }
 
 int smpi_sample_2(int global, const char *file, int line)
@@ -132,10 +139,10 @@ int smpi_sample_2(int global, const char *file, int line)
   char *loc = sample_location(global, file, line);
   local_data_t *data;
 
-  xbt_assert0(samples, "You did something very inconsistent, didn't you?");
+  xbt_assert(samples, "You did something very inconsistent, didn't you?");
   data = xbt_dict_get_or_null(samples, loc);
   if (!data) {
-    xbt_assert0(data, "Please, do thing in order");
+    xbt_assert(data, "Please, do thing in order");
   }
   if (!data->started) {
     if ((data->iters > 0 && data->count >= data->iters)
@@ -161,20 +168,20 @@ void smpi_sample_3(int global, const char *file, int line)
   local_data_t *data;
   double sample, n;
 
-  xbt_assert0(samples, "You did something very inconsistent, didn't you?");
+  xbt_assert(samples, "You did something very inconsistent, didn't you?");
   data = xbt_dict_get_or_null(samples, loc);
-  if (!data || !data->started || data->count >= data->iters) {
-    xbt_assert0(data, "Please, do thing in order");
-  }
   smpi_bench_end();
-  sample = smpi_process_simulated_elapsed();
-  data->sum += sample;
-  data->sum_pow2 += sample * sample;
-  n = (double)data->count;
-  data->mean = data->sum / n;
-  data->relstderr = sqrt((data->sum_pow2 / n - data->mean * data->mean) / n) / data->mean;
-  XBT_DEBUG("Average mean after %d steps is %f, relative standard error is %f (sample was %f)", data->count,
-         data->mean, data->relstderr, sample);
+  if(data && data->started && data->count < data->iters) {
+    sample = smpi_process_simulated_elapsed();
+    data->sum += sample;
+    data->sum_pow2 += sample * sample;
+    n = (double)data->count;
+    data->mean = data->sum / n;
+    data->relstderr = sqrt((data->sum_pow2 / n - data->mean * data->mean) / n) / data->mean;
+    XBT_DEBUG("Average mean after %d steps is %f, relative standard error is %f (sample was %f)", data->count,
+           data->mean, data->relstderr, sample);
+  }
+  free(loc);
 }
 
 void smpi_sample_flops(double flops)
@@ -221,3 +228,50 @@ void smpi_shared_free(void *ptr)
     xbt_dict_remove(allocs, loc);
   }
 }
+
+int smpi_shared_known_call(const char* func, const char* input) {
+   char* loc = bprintf("%s:%s", func, input);
+   xbt_ex_t ex;
+   int known;
+
+   if(!calls) {
+      calls = xbt_dict_new();
+   }
+   TRY {
+      xbt_dict_get(calls, loc); /* Succeed or throw */
+      known = 1;
+   }
+   CATCH(ex) {
+      if(ex.category == not_found_error) {
+         known = 0;
+         xbt_ex_free(ex);
+      } else {
+         RETHROW;
+      }
+   }
+   free(loc);
+   return known;
+}
+
+void* smpi_shared_get_call(const char* func, const char* input) {
+   char* loc = bprintf("%s:%s", func, input);
+   void* data;
+
+   if(!calls) {
+      calls = xbt_dict_new();
+   }
+   data = xbt_dict_get(calls, loc);
+   free(loc);
+   return data;
+}
+
+void* smpi_shared_set_call(const char* func, const char* input, void* data) {
+   char* loc = bprintf("%s:%s", func, input);
+
+   if(!calls) {
+      calls = xbt_dict_new();
+   }
+   xbt_dict_set(calls, loc, data, NULL);
+   free(loc);
+   return data;
+}