RE: spill failure after IF-CASE-2 transformation

[Henderson, Stuart]

>Make an exception for BImode and small_register_classes_for_mode_p
>(BImode).

Thanks Bernd.

Would this be acceptable:

diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c
index 8d81c89..e4e13ab 100644
--- a/gcc/ifcvt.c
+++ b/gcc/ifcvt.c
@@ -2295,7 +2295,9 @@ noce_get_condition (rtx jump, rtx *earliest, bool 
then_else_reversed)

   cond = XEXP (SET_SRC (set), 0);
   tmp = XEXP (cond, 0);
-  if (REG_P (tmp) && GET_MODE_CLASS (GET_MODE (tmp)) == MODE_INT)
+  if (REG_P (tmp) && GET_MODE_CLASS (GET_MODE (tmp)) == MODE_INT
+      && (GET_MODE (tmp) != BImode
+          || !targetm.small_register_classes_for_mode_p (BImode)))
     {
       *earliest = jump;