From 2f5aedb202bdfb860152f25932c6df40100801bc Mon Sep 17 00:00:00 2001
From: Nadesh Ramanathan <nadeshramanathan88@gmail.com>
Date: Thu, 19 Nov 2020 22:36:16 +0000
Subject: fixing adi

---
 benchmarks/polybench-syn/benchmark-list-master |  1 +
 benchmarks/polybench-syn/stencils/adi.c        | 33 +++++++++++++-------------
 benchmarks/polybench-syn/stencils/fdtd-2d.c    |  5 ----
 3 files changed, 18 insertions(+), 21 deletions(-)

(limited to 'benchmarks')

diff --git a/benchmarks/polybench-syn/benchmark-list-master b/benchmarks/polybench-syn/benchmark-list-master
index 142c7c6..ef0d0d0 100644
--- a/benchmarks/polybench-syn/benchmark-list-master
+++ b/benchmarks/polybench-syn/benchmark-list-master
@@ -1,3 +1,4 @@
+stencils/adi
 stencils/heat-3d
 stencils/fdtd-2d
 stencils/jacobi-1d
diff --git a/benchmarks/polybench-syn/stencils/adi.c b/benchmarks/polybench-syn/stencils/adi.c
index a424dec..ec2bf2a 100644
--- a/benchmarks/polybench-syn/stencils/adi.c
+++ b/benchmarks/polybench-syn/stencils/adi.c
@@ -11,7 +11,12 @@
 
 #include "../include/misc.h"
 
+#ifndef SYNTHESIS
+#include <stdio.h>
+#endif 
+
 #define plus(i) i = i + ONE
+
 static
 void init_array (int n,
    int u[ 20 + 0][20 + 0])
@@ -21,7 +26,7 @@ void init_array (int n,
   for (i = 0; i < n; i++)
     for (j = 0; j < n; j++)
       {
- u[i][j] = (int)(i + n-j) / n;
+ u[i][j] = divider((int)(i + n-j) ,n);
       }
 }
 
@@ -40,6 +45,10 @@ int print_array(int n,
     for (j = 0; j < n; j++) {
       res ^= u[i][j];
     }
+#ifndef SYNTHESIS
+  printf("finished: %u\n", res);
+#endif
+
   return res;
 }
 static
@@ -50,20 +59,14 @@ void kernel_adi(int tsteps, int n,
   int q[ 20 + 0][20 + 0])
 {
   int t, i, j;
-  int DX, DY, DT;
   int B1, B2;
   int mul1, mul2;
   int a, b, c, d, e, f;
 
-#pragma scop
-
- DX = 1/(int)n;
-  DY = 1/(int)n;
-  DT = 1/(int)tsteps;
   B1 = 2;
   B2 = 1;
-  mul1 = B1 * DT / (DX * DX);
-  mul2 = B2 * DT / (DY * DY);
+  mul1 = divider(B1 * n * n, tsteps);
+  mul2 = divider(B2 * n * n, tsteps);
 
   a = -(sdivider(mul1,2));
   b = 1+mul1;
@@ -73,15 +76,15 @@ void kernel_adi(int tsteps, int n,
   f = d;
   int ZERO = 0;
 
- for (t=1; t<=tsteps; t++) {
+  for (t=1; t<=tsteps; t++) {
 
     for (i=1; i<n-1; i++) {
       v[ZERO][i] = 1;
       p[i][ZERO] = 0;
       q[i][ZERO] = v[ZERO][i];
       for (j=1; j<n-1; j++) {
-        p[i][j] = -c / (a*p[i][j-1]+b);
-        q[i][j] = (-d*u[j][i-1]+(1+2*d)*u[j][i] - f*u[j][i+1]-a*q[i][j-1])/(a*p[i][j-1]+b);
+        p[i][j] = -sdivider(c, (a*p[i][j-1]+b));
+        q[i][j] = -sdivider((-d*u[j][i-1]+(1+2*d)*u[j][i] - f*u[j][i+1]-a*q[i][j-1]),(a*p[i][j-1]+b));
       }
 
       v[n-1][i] = 1;
@@ -95,8 +98,8 @@ void kernel_adi(int tsteps, int n,
       p[i][ZERO] = 0;
       q[i][ZERO] = u[i][ZERO];
       for (j=1; j<n-1; j++) {
-        p[i][j] = -f / (d*p[i][j-1]+e);
-        q[i][j] = (-a*v[i-1][j]+(1+2*a)*v[i][j] - c*v[i+1][j]-d*q[i][j-1])/(d*p[i][j-1]+e);
+        p[i][j] = -sdivider(f, (d*p[i][j-1]+e));
+        q[i][j] = sdivider((-a*v[i-1][j]+(1+2*a)*v[i][j] - c*v[i+1][j]-d*q[i][j-1]),(d*p[i][j-1]+e));
       }
       u[i][n-1] = 1;
       for (j=n-2; j>=1; j--) {
@@ -104,10 +107,8 @@ void kernel_adi(int tsteps, int n,
       }
     }
   }
-#pragma endscop
 }
 
-
 int main()
 {
 
diff --git a/benchmarks/polybench-syn/stencils/fdtd-2d.c b/benchmarks/polybench-syn/stencils/fdtd-2d.c
index d92183e..626bb05 100644
--- a/benchmarks/polybench-syn/stencils/fdtd-2d.c
+++ b/benchmarks/polybench-syn/stencils/fdtd-2d.c
@@ -13,11 +13,6 @@
 #include <stdio.h>
 #endif
 
-#ifndef SYNTHESIS
-#include <stdio.h>
-#endif 
-
-
 #include "../include/misc.h"
 
 #define plus(i) i = i + ONE
-- 
cgit