From aa986aacbb80e9f92f77d65de74ba5051054eac7 Mon Sep 17 00:00:00 2001
From: Yann Herklotz <git@yannherklotz.com>
Date: Sun, 11 Jul 2021 01:19:52 +0200
Subject: Add divider benchmarks

---
 .../polybench-syn-div/linear-algebra/blas/gemver.c | 155 +++++++++++++++++++++
 1 file changed, 155 insertions(+)
 create mode 100644 benchmarks/polybench-syn-div/linear-algebra/blas/gemver.c

(limited to 'benchmarks/polybench-syn-div/linear-algebra/blas/gemver.c')

diff --git a/benchmarks/polybench-syn-div/linear-algebra/blas/gemver.c b/benchmarks/polybench-syn-div/linear-algebra/blas/gemver.c
new file mode 100644
index 0000000..de8dd04
--- /dev/null
+++ b/benchmarks/polybench-syn-div/linear-algebra/blas/gemver.c
@@ -0,0 +1,155 @@
+/**
+ * This version is stamped on May 10, 2016
+ *
+ * Contact:
+ *   Louis-Noel Pouchet <pouchet.ohio-state.edu>
+ *   Tomofumi Yuki <tomofumi.yuki.fr>
+ *
+ * Web address: http://polybench.sourceforge.net
+ */
+/* gemver.c: this file is part of PolyBench/C */
+
+#ifndef SYNTHESIS
+  #include <stdio.h>
+#endif
+#define plus(i) i = i + ONE
+static
+void init_array (int n,
+   int *alpha,
+   int *beta,
+   int A[ 40 + 0][40 + 0],
+   int u1[ 40 + 0],
+   int v1[ 40 + 0],
+   int u2[ 40 + 0],
+   int v2[ 40 + 0],
+   int w[ 40 + 0],
+   int x[ 40 + 0],
+   int y[ 40 + 0],
+   int z[ 40 + 0])
+{
+  int i, j;
+  int ONE = 1;
+
+  *alpha = 3;
+  *beta = 2;
+
+  int fn = (int)n;
+
+  for (i = 0; i < n; plus(i))
+    {
+      u1[i] = i;
+      u2[i] = ((i+ONE)/(fn*2));
+      v1[i] = ((i+ONE)/(fn*4));
+      v2[i] = ((i+ONE)/(fn*6));
+      y[i] =  ((i+ONE)/(fn*8));
+      z[i] =  ((i+ONE)/(fn*9));
+      x[i] = 0;
+      w[i] = 0;
+      for (j = 0; j < n; plus(j))
+        A[i][j] = (int) (((i*j) % n) / n);
+    }
+}
+
+
+
+
+static
+int print_array(int n,
+   int w[ 40 + 0])
+{
+  int i;
+  int ONE = 1;
+  int res = 0;
+
+  for (i = 0; i < n; plus(i)) {
+    res ^= w[i];
+  }
+#ifndef SYNTHESIS
+  printf("finished %u\n", res);
+#endif
+  return res;
+}
+
+
+
+
+static
+void kernel_gemver(int n,
+     int alpha,
+     int beta,
+     int A[ 40 + 0][40 + 0],
+     int u1[ 40 + 0],
+     int v1[ 40 + 0],
+     int u2[ 40 + 0],
+     int v2[ 40 + 0],
+     int w[ 40 + 0],
+     int x[ 40 + 0],
+     int y[ 40 + 0],
+     int z[ 40 + 0])
+{
+  int i, j;
+  int ONE = 1;
+
+ for (i = 0; i < n; plus(i))
+    for (j = 0; j < n; plus(j))
+      A[i][j] = A[i][j] + u1[i] * v1[j] + u2[i] * v2[j];
+
+  for (i = 0; i < n; plus(i))
+    for (j = 0; j < n; plus(j))
+      x[i] = x[i] + beta * A[j][i] * y[j];
+
+  for (i = 0; i < n; plus(i))
+    x[i] = x[i] + z[i];
+
+  for (i = 0; i < n; plus(i))
+    for (j = 0; j < n; plus(j))
+      w[i] = w[i] + alpha * A[i][j] * x[j];
+
+}
+
+
+int main()
+{
+
+  int n = 40;
+
+
+  int alpha;
+  int beta;
+  int A[40 + 0][40 + 0];  
+  int u1[40 + 0]; 
+  int v1[40 + 0]; 
+  int u2[40 + 0]; 
+  int v2[40 + 0]; 
+  int w[40 + 0]; 
+  int x[40 + 0]; 
+  int y[40 + 0]; 
+  int z[40 + 0]; 
+
+
+
+  init_array (n, &alpha, &beta,
+       A,
+       u1,
+       v1,
+       u2,
+       v2,
+       w,
+       x,
+       y,
+       z);
+
+  kernel_gemver (n, alpha, beta,
+   A,
+   u1,
+   v1,
+   u2,
+   v2,
+   w,
+   x,
+   y,
+   z);
+
+  return print_array(n, w);
+
+}
-- 
cgit