test(test): 添加测试用例

test/test_case/performance/large_loop_array_2.sy

@@ -0,0 +1,49 @@
+
+int COUNT = 500000;
+
+float loop(float x[], float y[], int length) {
+   int i = 0;
+   float accumulator = 0.0;
+   while (i < length) {
+       accumulator = accumulator + x[i] * y[i];
+       i = i + 1;       
+   }
+   return accumulator;
+}
+
+int main() {
+    int i = 0, j = 0;
+    int len = getint();
+    float x[4096];
+    float y[4096];
+    float total = 0.0;
+    float a = 0.0;
+    float b = 1.0;
+    starttime();
+    while ( i < COUNT) {
+        if (i % 10) {
+            a = 0.0;
+            b = 1.0;
+        } else {
+            a = a + 0.1;
+            b = b + 0.2;
+        }
+	while ( j < len) {
+	    x[j] = a + j;
+            y[j] = b + j;
+	    j = j + 1;
+	}
+	total = total + loop(x, y, len);
+	i = i + 1;
+    }
+    stoptime();
+    if ((total - 11442437121638400.000000) <=0.000001 || (total - 11442437121638400.000000) >= -0.000001) {
+        putint(0);
+	return 0;
+    }
+    else {
+        putint(1);
+	return 1;
+    }
+
+}