added: benchmarking

Implementierung/main.c

@@ -1,3 +1,5 @@
+#define _POSIX_C_SOURCE 199309L // for CLOCK_MONOTONIC
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
@@ -5,6 +7,7 @@
 #include <unistd.h> // for getopt
 #include <getopt.h> // for getopt_long
 #include <string.h> // for strcpy
+#include <time.h> // for benchmarking
 
 // All implementations
 #include "tricorn.h" // Final implmementation
@@ -22,9 +25,50 @@ unsigned tests(void) {
     // run the tests
 } 
 
-void benchmarking(void) {
-    // do the benchmarking
+void benchmarking(size_t benchmarking_amount, int version_to_use, float complex complexA, size_t width, ssize_t height, float resolution, unsigned n, _Bool colored, unsigned char *tempArr) {
+    struct timespec start;
+    clock_gettime(CLOCK_MONOTONIC, &start);
+    for (size_t i = 0; i < benchmarking_amount; i++)
+    {
+        switch (version_to_use)
+    {
+        case 0:
+            // Uses highly optimized SIMD and threaded version / main implementation
+            tricorn(complexA,width,height,resolution,n,colored,tempArr);
+            break;
+        case 1: 
+            // Uses unoptimised comparison implementation
+            tricorn_V1(complexA,width,height,resolution,n,colored,tempArr);
+            break;
+        case 2:
+            // Uses optimized SISD version
+            tricorn_V2(complexA,width,height,resolution,n,colored,tempArr);
+            break;
+        case 3:
+            // Uses unoptimized SIMD version
+            tricorn_V3(complexA,width,height,resolution,n,colored,tempArr);
+            break;
+        case 4:
+            // Uses highly optimized SIMD
+            tricorn_V4(complexA,width,height,resolution,n,colored,tempArr);
+            break;
+        case 5:
+            // Experimental cleanups and inlines / for testing
+            tricorn_V5(complexA,width,height,resolution,n,colored,tempArr);
+            break;
+        default:
+            break;
     }
+    }
+    struct timespec end;
+    clock_gettime(CLOCK_MONOTONIC, &end);
+    double time = end.tv_sec- start.tv_sec + 1e-9 * (end.tv_nsec- start.tv_nsec);
+    printf("The total amount of time spent for %zu function calls: %lf\n", benchmarking_amount,time);
+    double average = time / benchmarking_amount;
+    printf("Average time per function:%lf", average);
+}
+
+
 // REMOVE LATER: interesting test command  ./tricorn -s -2.0,0.6 -r 0.0010  -n 200 -d 1920,1080 -o image.bmp  -C
 // AND FOR NEGATIVE HEIGHT: ./tricorn -s -2,-0.5 -r 0.0010  -n 200 -d 1920,-1080 -o image.bmp  -C 
 const char* help_messsage = "Help Message\n\n"
@@ -103,6 +147,7 @@ int main(int argc, char** argv)
     ssize_t height = 0;
     float resolution = 0;
     char* output_data = 0;
+    _Bool will_benchmark = false;
 
 
     opt_long = getopt_long(argc,argv,optstring, long_options, NULL); 
@@ -124,12 +169,16 @@ int main(int argc, char** argv)
         case 'B': // done, function needed
             // wird die Laufzeit der angegebenen Implementierung gemessen und ausgegeben (do this later)
             amount_function_called = strtoul(optarg,NULL,10);
-            benchmarking();
+            if (amount_function_called <= 0) {
+                printf("Invalid benchmarking input, the value should be greater than 0\n");
+                return 1;
+            }
+            will_benchmark = true;
             printf("amount function called is %d\n", amount_function_called);
             // call benchmarking function
 
             // Das Argument dieser Option gibt die Anzahl an Wiederholungen des Funktionsaufrufs an, z. B.-B 5 .
-            return EXIT_FAILURE;
+            break;
 
         case 's':
             char* imaginary_string;
@@ -207,6 +256,15 @@ int main(int argc, char** argv)
         exit(EXIT_FAILURE);
     }
 
+    if (will_benchmark)
+    {   
+        printf("\nwill do benchmarking. no images will be created\n");
+        benchmarking(amount_function_called,version_to_use,complexA,width,height,resolution,n,colored,tempArr);
+        printf("\nbenchmarking done\n");
+        return 0;
+    }
+    
+    
     printf("yashar\n");
     switch (version_to_use)
     {