new time interval

main.c

@@ -43,6 +43,7 @@ int main() {
     MPI_Comm_size(MPI_COMM_WORLD, &size);
     MPI_Comm_rank(MPI_COMM_WORLD, &rank);
 
+    long_long start_time = PAPI_get_real_usec();
     if (rank == MASTER)
         initialize();
 
@@ -61,6 +62,7 @@ int main() {
     // search for matches
     int match_number = 0;
     int residue;
+    long_long start_search = PAPI_get_real_usec();
     int *matches = search_pattern(private_text, pattern, lps, &match_number, &residue);
 
     search_for_splitted_pattern(&residue, &match_number, &matches);
@@ -79,7 +81,8 @@ int main() {
         printf("total matches: %d\n", total_match_number);
         printf("matches index: ");
         print_array(total_matches, total_match_number);
-        printf("elapsed: %d\n", end_time - start_time);
+        printf("total elapsed: %d\n", end_time - start_time);
+        printf("search elapsed: %d\n", end_time - start_search);
     }
 }
 

sequential.c

@@ -6,6 +6,7 @@
 int main() {
     int text_len, pattern_len;
 
+    long_long start_time = PAPI_get_real_usec();
     char *text = read_file("data/dante.txt", &text_len);
     char *pattern = read_file("data/pattern.txt", &pattern_len);
 
@@ -15,10 +16,11 @@ int main() {
     int match_number = 0;
     int residue = 0;
 
-    long_long start_time = PAPI_get_real_usec();
+    long_long start_search = PAPI_get_real_usec();
     int *matches = search_pattern(text, pattern, lps, &match_number, &residue);
     long_long end_time = PAPI_get_real_usec();
 
     printf("found %d matches\n", match_number);
-    printf("elapsed: %d\n", end_time - start_time);
+    printf("total elapsed: %d\n", end_time - start_time);
+    printf("search elapsed: %d\n", end_time - start_search);
 }