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/kernels/3mm.c | 142 +++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 benchmarks/polybench-syn-div/linear-algebra/kernels/3mm.c

(limited to 'benchmarks/polybench-syn-div/linear-algebra/kernels/3mm.c')

diff --git a/benchmarks/polybench-syn-div/linear-algebra/kernels/3mm.c b/benchmarks/polybench-syn-div/linear-algebra/kernels/3mm.c
new file mode 100644
index 0000000..d0b086b
--- /dev/null
+++ b/benchmarks/polybench-syn-div/linear-algebra/kernels/3mm.c
@@ -0,0 +1,142 @@
+/**
+ * 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
+ */
+/* 3mm.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 ni, int nj, int nk, int nl, int nm,
+  int A[ 16 + 0][20 + 0],
+  int B[ 20 + 0][18 + 0],
+  int C[ 18 + 0][24 + 0],
+  int D[ 24 + 0][22 + 0])
+{
+  int i, j;
+  int ONE = 1;
+  int TWO = 2;
+  int THREE = 3;
+
+  for (i = 0; i < ni; plus(i))
+    for (j = 0; j < nk; plus(j))
+      A[i][j] = (int) (((i*j+ONE) % ni) / (5*ni));
+  for (i = 0; i < nk; plus(i))
+    for (j = 0; j < nj; plus(j))
+      B[i][j] = (int) (((i*(j+ONE)+TWO) % nj) / (5*nj));
+  for (i = 0; i < nj; plus(i))
+    for (j = 0; j < nm; plus(j))
+      C[i][j] = (int) (((i*(j+THREE)) % nl) / (5*nl));
+  for (i = 0; i < nm; plus(i))
+    for (j = 0; j < nl; plus(j))
+      D[i][j] = (int) (((i*(j+TWO)+TWO) % nk) / (5*nk));
+}
+
+
+static
+int print_array(int ni, int nl,
+   int G[ 16 + 0][22 + 0])
+{
+  int i, j;
+  int ONE = 1;
+  int res = 0;
+
+  for (i = 0; i < ni; plus(i))
+    for (j = 0; j < nl; plus(j)) {
+      res ^= G[i][j];
+    }
+#ifndef SYNTHESIS
+  printf("finished %u\n", res);
+#endif
+    return res;
+}
+
+
+
+
+static
+void kernel_3mm(int ni, int nj, int nk, int nl, int nm,
+  int E[ 16 + 0][18 + 0],
+  int A[ 16 + 0][20 + 0],
+  int B[ 20 + 0][18 + 0],
+  int F[ 18 + 0][22 + 0],
+  int C[ 18 + 0][24 + 0],
+  int D[ 24 + 0][22 + 0],
+  int G[ 16 + 0][22 + 0])
+{
+  int ONE = 1;
+  int i, j, k;
+
+ for (i = 0; i < ni; plus(i))
+    for (j = 0; j < nj; plus(j))
+      {
+ E[i][j] = 0;
+ for (k = 0; k < nk; plus(k))
+   E[i][j] += A[i][k] * B[k][j];
+      }
+
+  for (i = 0; i < nj; plus(i))
+    for (j = 0; j < nl; plus(j))
+      {
+ F[i][j] = 0;
+ for (k = 0; k < nm; plus(k))
+   F[i][j] += C[i][k] * D[k][j];
+      }
+
+  for (i = 0; i < ni; plus(i))
+    for (j = 0; j < nl; plus(j))
+      {
+ G[i][j] = 0;
+ for (k = 0; k < nj; plus(k))
+   G[i][j] += E[i][k] * F[k][j];
+      }
+
+}
+
+int main()
+{
+
+  int ni = 16;
+  int nj = 18;
+  int nk = 20;
+  int nl = 22;
+  int nm = 24;
+
+
+  int E[16 + 0][18 + 0]; 
+  int A[16 + 0][20 + 0]; 
+  int B[20 + 0][18 + 0]; 
+  int F[18 + 0][22 + 0]; 
+  int C[18 + 0][24 + 0]; 
+  int D[24 + 0][22 + 0]; 
+  int G[16 + 0][22 + 0]; 
+
+
+  init_array (ni, nj, nk, nl, nm,
+       A,
+       B,
+       C,
+       D);
+
+  kernel_3mm (ni, nj, nk, nl, nm,
+       E,
+       A,
+       B,
+       F,
+       C,
+       D,
+       G);
+
+
+  return print_array(ni, nl, G);
+
+}
-- 
cgit