Flush cache

flush_cache.c

@@ -28,32 +28,23 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 PROTECTED void
 unw_flush_cache (unw_addr_space_t as, unw_word_t lo, unw_word_t hi)
 {
-#if !UNW_TARGET_IA64
   struct unw_debug_frame_list *w = as->debug_frames;
-#endif
 
   /* clear dyn_info_list_addr cache: */
   as->dyn_info_list_addr = 0;
 
-#if !UNW_TARGET_IA64
   for (; w; w = w->next)
     {
       if (w->index)
         free (w->index);
       free (w->debug_frame);
     }
   as->debug_frames = NULL;
-#endif
 
   /* This lets us flush caches lazily.  The implementation currently
      ignores the flush range arguments (lo-hi).  This is OK because
      unw_flush_cache() is allowed to flush more than the requested
      range. */
 
-#ifdef HAVE_FETCH_AND_ADD
   fetch_and_add1 (&as->cache_generation);
-#else
-# warning unw_flush_cache(): need a way to atomically increment an integer.
-  ++as->cache_generation;
-#endif
 }