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

---
 .../polybench-syn/linear-algebra/solvers/trisolv.c | 89 ++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 benchmarks/polybench-syn/linear-algebra/solvers/trisolv.c

(limited to 'benchmarks/polybench-syn/linear-algebra/solvers/trisolv.c')

diff --git a/benchmarks/polybench-syn/linear-algebra/solvers/trisolv.c b/benchmarks/polybench-syn/linear-algebra/solvers/trisolv.c
new file mode 100644
index 0000000..5e760e6
--- /dev/null
+++ b/benchmarks/polybench-syn/linear-algebra/solvers/trisolv.c
@@ -0,0 +1,89 @@
+/**
+ * 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
+ */
+/* trisolv.c: this file is part of PolyBench/C */
+
+#define plus(i) i = i + ONE
+static
+void init_array(int n,
+  int L[ 40 ][40 ],
+  int x[ 40 ],
+  int b[ 40 ])
+{
+  int i, j;
+  int ONE = 1;
+
+  for (i = 0; i < n; plus(i))
+    {
+      x[i] = - 999;
+      b[i] = i ;
+      for (j = 0; j <= i; plus(j))
+ L[i][j] = (int) (i+n-j+ONE)*(ONE+ONE)/n;
+    }
+}
+
+
+
+
+static
+int check_array(int n,
+   int x[ 40])
+
+{
+  int i;
+  int res = 0;
+  int ONE = 1;
+  for (i = 0; i < n; plus(i)) {
+    res += x[i];
+  }
+  return res;
+}
+
+
+
+
+static
+void kernel_trisolv(int n,
+      int L[ 40 + 0][40 + 0],
+      int x[ 40 + 0],
+      int b[ 40 + 0])
+{
+  int i, j;
+  int ONE = 1;
+
+#pragma scop
+ for (i = 0; i < n; plus(i))
+    {
+      x[i] = b[i];
+      for (j = 0; j <i; plus(j))
+        x[i] -= L[i][j] * x[j];
+      x[i] = x[i] / L[i][i];
+    }
+#pragma endscop
+
+}
+
+
+int main()
+{
+
+  int n = 40;
+
+
+  int L[40 + 0][40 + 0]; 
+  int x[40 + 0]; 
+  int b[40 + 0]; 
+
+  init_array (n, L, x, b);
+  kernel_trisolv (n, L, x, b);
+
+  return check_array(n, x);
+
+  return 0;
+}
-- 
cgit