compare & branch invalidates CC

From-SVN: r105491

diff --git a/gcc/config/crx/crx.md b/gcc/config/crx/crx.md
index bb052d2..71acdd6 100644 (file)
--- a/gcc/config/crx/crx.md
+++ b/gcc/config/crx/crx.md
@@ -529,7 +529,8 @@
                        [(match_operand:CRXIM 1 "register_operand" "r")
                         (match_operand:CRXIM 2 "reg_or_cst4_operand" "rL")])
                      (label_ref (match_operand 3 "" ""))
-                     (pc)))]
+                     (pc)))
+   (clobber (reg:CC CC_REGNUM))]
   ""
   "cmpb%d0<tIsa>\t%2, %1, %l3"
   [(set_attr "length" "6")]