Add inline functions for various bitwise operations.

[platform/upstream/gcc.git] / gcc / ifcvt.c

diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c
index ecdfc2e..24542f0 100644 (file)
--- a/gcc/ifcvt.c
+++ b/gcc/ifcvt.c
@@ -1417,11 +1417,11 @@ noce_try_store_flag_constants (struct noce_if_info *if_info)
            gcc_unreachable ();
        }
       /* Is this (cond) ? 2^n : 0?  */
-      else if (ifalse == 0 && exact_log2 (itrue) >= 0
+      else if (ifalse == 0 && pow2p_hwi (itrue)
               && STORE_FLAG_VALUE == 1)
        normalize = 1;
       /* Is this (cond) ? 0 : 2^n?  */
-      else if (itrue == 0 && exact_log2 (ifalse) >= 0 && can_reverse
+      else if (itrue == 0 && pow2p_hwi (ifalse) && can_reverse
               && STORE_FLAG_VALUE == 1)
        {
          normalize = 1;