Add an ensureMaxAlignment() function to MachineFrameInfo (analogous to
ensureAlignment() in MachineFunction).  Also, drop setMaxAlignment() in
favor of this new function.  This creates a main entry point to setting
MaxAlignment, which will be helpful for future work.  No functionality
change intended.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158758 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CallingConvLower.cpp b/lib/CodeGen/CallingConvLower.cpp
index b2c976b..0b747fd 100644
--- a/lib/CodeGen/CallingConvLower.cpp
+++ b/lib/CodeGen/CallingConvLower.cpp
@@ -49,8 +49,7 @@
     Size = MinSize;
   if (MinAlign > (int)Align)
     Align = MinAlign;
-  if (MF.getFrameInfo()->getMaxAlignment() < Align)
-    MF.getFrameInfo()->setMaxAlignment(Align);
+  MF.getFrameInfo()->ensureMaxAlignment(Align);
   TM.getTargetLowering()->HandleByVal(this, Size);
   unsigned Offset = AllocateStack(Size, Align);
   addLoc(CCValAssign::getMem(ValNo, ValVT, Offset, LocVT, LocInfo));