Teach TargetData to handle 'preferred' alignment for each target, and use
these alignment amounts to align scalars when we can.  Patch by Scott Michel!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33409 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineFunction.cpp b/lib/CodeGen/MachineFunction.cpp
index d26b325..0cba156 100644
--- a/lib/CodeGen/MachineFunction.cpp
+++ b/lib/CodeGen/MachineFunction.cpp
@@ -123,7 +123,8 @@
   const TargetData &TD = *TM.getTargetData();
   bool IsPic = TM.getRelocationModel() == Reloc::PIC_;
   unsigned EntrySize = IsPic ? 4 : TD.getPointerSize();
-  unsigned Alignment = IsPic ? TD.getIntAlignment() : TD.getPointerAlignment();
+  unsigned Alignment = IsPic ? TD.getIntABIAlignment()
+                             : TD.getPointerABIAlignment();
   JumpTableInfo = new MachineJumpTableInfo(EntrySize, Alignment);
   
   BasicBlocks.Parent = this;