+#define SMPI_SAMPLE_LOCAL(num) for(smpi_sample_1(0, __FILE__, __LINE__, num); \
+ smpi_sample_2(0, __FILE__, __LINE__); \
+ smpi_sample_3(0, __FILE__, __LINE__))
+
+#define SMPI_SAMPLE_GLOBAL(num) for(smpi_sample_1(1, __FILE__, __LINE__, num); \
+ smpi_sample_2(1, __FILE__, __LINE__); \
+ smpi_sample_3(1, __FILE__, __LINE__))
+
+#define SMPI_SAMPLE_DELAY(flops) for(smpi_sample_flops(flops); 0; )
+
+XBT_PUBLIC(void*) smpi_shared_malloc(size_t size, const char* file, int line);
+#define SMPI_SHARED_MALLOC(size) smpi_shared_malloc(size, __FILE__, __LINE__)
+
+XBT_PUBLIC(void) smpi_shared_free(void* data);
+#define SMPI_SHARED_FREE(data) smpi_shared_free(data)