[ARM] push LR before __gnu_mcount_nc

Push LR register before calling __gnu_mcount_nc as it expects the value of LR register to be the top value of
the stack on ARM32.

Differential Revision: https://reviews.llvm.org/D65019

llvm-svn: 369147
diff --git a/llvm/lib/Transforms/Utils/EntryExitInstrumenter.cpp b/llvm/lib/Transforms/Utils/EntryExitInstrumenter.cpp
index 4aa40ee..57e2ff0 100644
--- a/llvm/lib/Transforms/Utils/EntryExitInstrumenter.cpp
+++ b/llvm/lib/Transforms/Utils/EntryExitInstrumenter.cpp
@@ -24,7 +24,7 @@
 
   if (Func == "mcount" ||
       Func == ".mcount" ||
-      Func == "\01__gnu_mcount_nc" ||
+      Func == "llvm.arm.gnu.eabi.mcount" ||
       Func == "\01_mcount" ||
       Func == "\01mcount" ||
       Func == "__mcount" ||