From c73f4e44c96310540434d0b9cc81e969c6430b90 Mon Sep 17 00:00:00 2001
From: Yann Herklotz <git@yannherklotz.com>
Date: Sun, 11 Jul 2021 14:12:50 +0200
Subject: Fix the small test bench for Vericert

---
 test/array.c     | 129 +++----------------------------------------------------
 test/test_all.sh |   5 ++-
 2 files changed, 8 insertions(+), 126 deletions(-)

(limited to 'test')

diff --git a/test/array.c b/test/array.c
index 680acdf..a50cda4 100644
--- a/test/array.c
+++ b/test/array.c
@@ -1,128 +1,9 @@
-/* durbin.c: this file is part of PolyBench/C */
+int main() {
+    int a[10] = {0};
 
-#ifndef SYNTHESIS
-#include <stdio.h>
-#endif
-
-unsigned int divider(unsigned int x, unsigned int y)
-{
-    unsigned int r0, q0, y0, y1;
-
-    r0 = x;
-    q0 = 0;
-    y0 = y;
-    y1 = y;
-    do
-    {
-        y1 = 2 * y1;
-    } while (y1 <= x);
-    do
-    {
-        y1 = y1 / 2;
-        q0 = 2 * q0;
-        if (r0 >= y1)
-        {
-            r0 = r0 - y1;
-            q0 = q0 + 1;
-        }
-    } while ((int)y1 != (int)y0);
-    return q0;
-}
-
-int sdivider(int N, int D) {
-    if (D < 0) {
-        if (N < 0)
-            return divider(-N, -D);
-        else
-            return -divider(N, -D);
-    } else {
-        if (N < 0)
-            return -divider(-N, D);
-        else
-            return divider(N, D);
-    }
-}
-
-#define plus(i) i = i + ONE
-/* Include polybench common header. */
-static
-void init_array (int n,
-                 int r[ 40 + 0])
-{
-    int ONE = 1;
-    int i;
-
-    for (i = 0; i < n; plus(i))
-    {
-        r[i] = (n+ONE-i);
+    for (int i = 1; i < 10; i++) {
+        a[i] = a[i-1] + i;
     }
-}
-
-
-
-static
-int print_array(int n,
-                int y[ 40 + 0])
-
-{
-    int ONE = 1;
-    int i;
-    int res = 0;
-
-    for (i = 0; i < n; plus(i)) {
-        res  ^= y[i];
-    }
-
-#ifndef SYNTHESIS
-    printf("finished: %u\n", res);
-#endif
-
-    return res;
-}
-
-static
-void kernel_durbin(int n,
-                   int r[ 40 + 0],
-                   int y[ 40 + 0])
-{
-    int z[40];
-    int alpha;
-    int beta;
-    int sum;
-
-    int ONE = 1;
-    int i,k;
-    y[0] = -r[0];
-    beta = 1;
-    alpha = -r[0];
-
-    for (k = 1; k < n; plus(k)) {
-        beta = (ONE-alpha*alpha)*beta;
-        sum = 0;
-        for (i=0; i<k; plus(i)) {
-            sum += r[k-i-ONE]*y[i];
-        }
-        alpha = - sdivider(r[k] + sum, beta);
-
-        for (i=0; i<k; plus(i)) {
-            z[i] = y[i] + alpha*y[k-i-ONE];
-        }
-        for (i=0; i<k; plus(i)) {
-            y[i] = z[i];
-        }
-        y[k] = alpha;
-    }
-}
-
-
-int main()
-{
-    int n = 40;
-    int r[40 + 0];
-    int y[40 + 0];
-
-    init_array (n, r);
-    kernel_durbin (n, r, y);
 
-    return print_array(n, y);
+    return a[9];
 }
diff --git a/test/test_all.sh b/test/test_all.sh
index 6b67d27..2d78890 100755
--- a/test/test_all.sh
+++ b/test/test_all.sh
@@ -21,6 +21,7 @@ test_command() {
 
 test_command iverilog
 test_command gcc
+test_command vericert
 
 echo "--------------------------------------------------"
 
@@ -30,13 +31,13 @@ for cfile in $test_dir/*.c; do
     gcc -o $outbase.gcc $cfile >/dev/null 2>&1
     $outbase.gcc
     expected=$?
-    ./bin/vericert -fschedule -drtl -o $outbase.v $cfile >/dev/null 2>&1
+    vericert -fschedule -drtl -o $outbase.v $cfile >/dev/null 2>&1
     if [[ ! -f $outbase.v ]]; then
         echo "ERROR"
         continue
     fi
     iverilog -o $outbase.iverilog $outbase.v
-    actual=$($outbase.iverilog | sed -E -e 's/[^0-9]+([0-9]+)/\1/')
+    actual=$($outbase.iverilog | tail -n1 | sed -E -e 's/[^0-9]+([0-9]+)/\1/')
     if [[ $expected = $actual ]]; then
         echo "OK"
     else
-- 
cgit