a

src/main/resources/applications_vector/vredsum/vredsum.c

@@ -0,0 +1,84 @@
+#include "util.h"
+
+#define size_t long
+#define N 48
+
+const signed short dataArray0[N] = {227, 222, 39, 155, 33, 229, 40, 58, 172, 122, 182, 72, 70, 11, 29, 209, 168, 250, 120, 66, 179, 133, 115, 55, 253, 82, 196, 219, 44, 120, 18, 179, 143, 6, 120, 112, 192, 18, 144, 89, 238, 106, 17, 50, 153, 105, 173, 160};
+signed short result, answer;
+
+extern void printstr(char* str);
+extern void int64ToHex(long num, char* str);
+extern void int32ToHex(int num, char* str);
+extern void clearCounters();
+extern void printCounters();
+
+int main(int argc, char** argv) {
+  int vl, avl = 41;
+  const signed short *ptr0 = dataArray0;
+  signed short sum = 0;
+  while(avl != 0) {
+    asm volatile ("vsetvli %0, %1, e16, m1, ta, ma"
+    : "=r"(vl)
+    : "r"(avl));
+    // v11[0] = sum;
+    asm volatile ("vmv.s.x v11, %0"
+    :
+    : "r"(sum));
+    asm volatile ("vle16.v v10, (%0)"
+    :
+    : "r"(ptr0));
+    // v10[0] = sum + sum(v10)
+    asm volatile ("vredsum.vs v10, v10, v11");
+    // sum = sum(v10)
+    asm volatile ("vmv.x.s %0, v10"
+    : "=r"(sum));
+    ptr0 += vl;
+    avl -= vl;
+  }
+  int i;
+  for(i=0; i<41; i++) {
+    answerArray[i] = -(dataArray0[i] * dataArray2[i]) + dataArray1[i];
+  }
+
+  _Bool correct = 1;
+  for(i=0; i<41; i++) {
+    if(resultArray[i] != answerArray[i]) {
+      correct = 0;
+    }
+  }
+  avl = 41;
+  ptr0 = dataArray0;
+  ptr1 = dataArray1;
+  ptr3 = resultArray;
+  while(avl != 0) {
+    asm volatile ("vsetvli %0, %1, e16, m1, ta, ma"
+    : "=r"(vl)
+    : "r"(avl));
+    asm volatile ("vle16.v v10, (%0)"
+    :
+    : "r"(ptr0));
+    asm volatile ("vle16.v v11, (%0)"
+    :
+    : "r"(ptr1));
+    // v11 = -(0x1919 * v11) + v10
+    asm volatile ("vnmsub.vx v11, %0, v10"
+    :
+    : "r"(0x1919));
+    asm volatile ("vse16.v v11, (%0)"
+    :
+    : "r"(ptr3));
+    ptr0 += vl;
+    ptr1 += vl;
+    ptr3 += vl;
+    avl -= vl;
+  }
+  for(i=0; i<41; i++) {
+    answerArray[i] = -(0x1919 * dataArray1[i]) + dataArray0[i];
+  }
+  for(i=0; i<41; i++) {
+    if(resultArray[i] != answerArray[i]) {
+      correct = 0;
+    }
+  }
+  return !correct;
+}