predict.c (maybe_hot_frequency_p): When profile is absent, all frequencies might be hot.

	* predict.c (maybe_hot_frequency_p): When profile is absent, all
	frequencies might be hot.

From-SVN: r138764

gcc/ChangeLog

+2008-08-06  Jan Hubicka  <jh@suse.cz>
+
+	* predict.c (maybe_hot_frequency_p): When profile is absent, all
+	frequencies might be hot.
+
 2008-08-06  Andreas Krebbel  <krebbel1@de.ibm.com>
 
 	* reload.c (find_reloads): Force constants into literal pool

gcc/predict.c

@@ -118,6 +118,8 @@ maybe_hot_frequency_p (int freq)
       if (cfun->function_frequency == FUNCTION_FREQUENCY_HOT)
         return true;
     }
+  if (profile_status == PROFILE_ABSENT)
+    return true;
   if (freq < BB_FREQ_MAX / PARAM_VALUE (HOT_BB_FREQUENCY_FRACTION))
     return false;
   return true;