From d9f77003caadb032ea53085dbf66fb8083f8f56a Mon Sep 17 00:00:00 2001
From: "Leandro A. F. Pereira" <leandro@hardinfo.org>
Date: Sun, 19 Nov 2006 12:02:55 +0000
Subject: Fix fibonacci benchmark

---
 hardinfo2/arch/common/fib.h | 24 ++++++++++--------------
 1 file changed, 10 insertions(+), 14 deletions(-)

(limited to 'hardinfo2/arch')

diff --git a/hardinfo2/arch/common/fib.h b/hardinfo2/arch/common/fib.h
index a218c90c..7dd4279e 100644
--- a/hardinfo2/arch/common/fib.h
+++ b/hardinfo2/arch/common/fib.h
@@ -16,8 +16,8 @@
  *    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
-static unsigned int
-fib(unsigned int n)
+static gulong
+fib(gulong n)
 {
     if (n == 0)
         return 0;
@@ -30,25 +30,21 @@ static gchar *
 benchmark_fib(void)
 {
     GTimer *timer = g_timer_new();
-    gdouble elapsed = 1.0;
-    gint i;
+    gdouble elapsed;
     
     shell_view_set_enabled(FALSE);
     shell_status_update("Calculating the 42nd Fibonacci number...");
     
-    for (i = 0; i < 3; i++) {
-        g_timer_reset(timer);
-        g_timer_start(timer);
-        fib(42);		/* the answer? :) */
-        g_timer_stop(timer);
-        elapsed *= g_timer_elapsed(timer, NULL);
-    }
-    
-    elapsed = pow(elapsed, 1 / 3.0);
+    g_timer_reset(timer);
+    g_timer_start(timer);
+
+    fib(42);
     
+    g_timer_stop(timer);
+    elapsed = g_timer_elapsed(timer, NULL);
     g_timer_destroy(timer);
 
     gchar *retval = g_strdup_printf("[Results <i>(in seconds; lower is better)</i>]\n"
-                           "<b>This Machine</b>=<b>%.2f</b>\n", elapsed);
+                           "<b>This Machine</b>=<b>%.3f</b>\n", elapsed);
     return benchmark_include_results(retval, "Fibonacci");
 }
-- 
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