Fix typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126467 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMFrameLowering.cpp b/lib/Target/ARM/ARMFrameLowering.cpp
index e248699..68c33f0 100644
--- a/lib/Target/ARM/ARMFrameLowering.cpp
+++ b/lib/Target/ARM/ARMFrameLowering.cpp
@@ -218,7 +218,7 @@
   if (DPRCSSize > 0) {
     MBBI++;
     // Since vpush register list cannot have gaps, there may be multiple vpush
-    // instructions in the epilogue.
+    // instructions in the prologue.
     while (MBBI->getOpcode() == ARM::VSTMDDB_UPD)
       MBBI++;
   }