vector benchmark

benchmarks/vector/saxpy/vx_vec_saxpy.c

@@ -0,0 +1,69 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "../../../runtime/intrinsics/vx_intrinsics.h"
+#include "vx_vec_saxpy.h"
+
+//---------------------------------------------------------------
+/* # void saxpy(size_t n, const float a, const float *x, float *y)
+   # ==> convert to int!!
+   # void saxpy(size_t n, const int a, const int *x, int *y)
+   # { size_t i;
+   #   for (i=0; i<n; i++) y[i] = a * x[i] + y[i];  }           */
+//---------------------------------------------------------------
+
+int main()
+{
+    vx_tmc(1);
+
+    int n = 4; //#define NUM_DATA 65536
+
+    int *a = (int*)malloc(sizeof(int) * n); 
+    int *b = (int*)malloc(sizeof(int) * n); 
+    int *c = (int*)malloc(sizeof(int) * n); //verification
+
+    //  float factor = ((float)rand()/(float)(RAND_MAX)) * 100.0;
+    int factor = ((float)rand()/(RAND_MAX)) * 100.0;
+
+    for (int i = 0; i < n; ++i) { 
+        a[i] = ((float)rand()/(RAND_MAX)) * 100.0;
+        b[i] = 0; 
+        c[i] = 0;
+    }
+  //; c[i] = 2;}
+
+#if 1
+    printf("saxpy\nfactor: %d\na[%d]: ", factor, n);
+    for(int i = 0; i < n; ++i) printf("%d ", a[i]);
+//    printf("\nb[%d]: ", n);
+//    for(int i = 0; i < n; ++i) printf("%d \n", b[i]);
+#endif
+
+    vx_vec_saxpy(n, factor, a, b);
+
+#if 1
+    printf("\nsaxpy\na[%d]: ", n);
+    for(int i = 0; i < n; ++i) printf("%d ", a[i]);
+    printf("\n\nb[%d]: ", n);
+    for(int i = 0; i < n; ++i) printf("%d ", b[i]);
+#endif
+
+    for(int i = 0; i < n; ++i) 
+    {
+        if(b[i] != ((a[i] * factor) + c[i])) 
+        {
+           printf("\n<saxpy> FAILED at <index: %d>! \n", i);
+           return 1;   
+        }
+    }
+    
+    printf("\nPASSED.......................... <saxpy> \n");
+
+
+    free(a); free(b); free(c);
+
+    vx_tmc(0);
+
+    return 0;
+
+}