From 045c0dc29fc31a8d3f15da8b3130dbc4706ea581 Mon Sep 17 00:00:00 2001
From: Yann Herklotz <git@yannherklotz.com>
Date: Thu, 13 Aug 2020 23:24:40 +0100
Subject: Add modified polybench benchmarks

---
 benchmarks/polybench-syn/medley/nussinov.c | 104 +++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 benchmarks/polybench-syn/medley/nussinov.c

(limited to 'benchmarks/polybench-syn/medley/nussinov.c')

diff --git a/benchmarks/polybench-syn/medley/nussinov.c b/benchmarks/polybench-syn/medley/nussinov.c
new file mode 100644
index 0000000..fd33ec4
--- /dev/null
+++ b/benchmarks/polybench-syn/medley/nussinov.c
@@ -0,0 +1,104 @@
+/**
+ * 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
+ */
+/* nussinov.c: this file is part of PolyBench/C */
+
+typedef int base; 
+
+#define plus(i) i = i + ONE
+static
+void init_array (int n,
+                 base seq[ 60 + 0],
+   int table[ 60 + 0][60 + 0])
+{
+  int i, j;
+  int ONE = 1;
+
+
+  for (i=0; i <n; plus(i)) {
+     seq[i] = (base)((i+ONE)%4);
+  }
+
+  for (i=0; i <n; plus(i))
+     for (j=0; j <n; plus(j))
+       table[i][j] = 0;
+}
+
+
+
+
+static
+int print_array(int n,
+   int table[ 60 + 0][60 + 0])
+
+{
+  int i, j;
+  int ONE = 1;
+  int res = 0;
+
+  for (i = 0; i < n; plus(i)) {
+    for (j = i; j < n; plus(j)) {
+      res ^= table[i][j];
+    }
+  }
+  return res;
+}
+
+static
+void kernel_nussinov(int n, base seq[ 60 + 0],
+      int table[ 60 + 0][60 + 0])
+{
+  int i, j, k;
+  int ONE = 1;
+  int THREE = 3;
+
+#pragma scop
+ for (i = n-ONE; i >= 0; i=i-ONE) {
+  for (j=i+ONE; j<n; plus(j)) {
+
+   if (j-ONE>=0)
+      table[i][j] = ((table[i][j] >= table[i][j-ONE]) ? table[i][j] : table[i][j-ONE]);
+   if (i+ONE<n)
+      table[i][j] = ((table[i][j] >= table[i+ONE][j]) ? table[i][j] : table[i+ONE][j]);
+
+   if (j-ONE>=0 && i+ONE<n) {
+
+     if (i<j-ONE)
+        table[i][j] = ((table[i][j] >= table[i+ONE][j-ONE]+(((seq[i])+(seq[j])) == THREE ? ONE : 0)) ? table[i][j] : table[i+ONE][j-ONE]+(((seq[i])+(seq[j])) == THREE ? ONE : 0));
+     else
+        table[i][j] = ((table[i][j] >= table[i+ONE][j-ONE]) ? table[i][j] : table[i+ONE][j-ONE]);
+   }
+
+   for (k=i+ONE; k<j; plus(k)) {
+      table[i][j] = ((table[i][j] >= table[i][k] + table[k+ONE][j]) ? table[i][j] : table[i][k] + table[k+ONE][j]);
+   }
+  }
+ }
+#pragma endscop
+
+}
+
+
+int main()
+{
+
+  int n = 60;
+
+
+  base (seq)[60 + 0];           
+  int (table)[60 + 0][60 + 0];  
+
+
+  init_array (n, seq, table);
+
+  kernel_nussinov (n, seq, table);
+
+  return print_array(n, table);
+
+}
-- 
cgit