Use getPreferredAlignmentLog or getPreferredAlignment

to get the alignment of global variables, rather than
using hand-made versions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46495 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 1 deletions

diff --git a/include/llvm/Target/TargetData.h b/include/llvm/Target/TargetData.h
index 0bcd4019b7..2d9dc076e2 100644
--- a/include/llvm/Target/TargetData.h
+++ b/include/llvm/Target/TargetData.h
@@ -200,7 +200,7 @@ public:
 
 
   /// getPrefTypeAlignment - Return the preferred stack/global alignment for
-  /// the specified type.
+  /// the specified type.  This is always at least as good as the ABI alignment.
   unsigned char getPrefTypeAlignment(const Type *Ty) const;
 
   /// getPreferredTypeAlignmentShift - Return the preferred alignment for the
@@ -230,6 +230,11 @@ public:
   /// avoid a dangling pointer in this cache.
   void InvalidateStructLayoutInfo(const StructType *Ty) const;
 
+  /// getPreferredAlignment - Return the preferred alignment of the specified
+  /// global.  This includes an explicitly requested alignment (if the global
+  /// has one).
+  unsigned getPreferredAlignment(const GlobalVariable *GV) const;
+
   /// getPreferredAlignmentLog - Return the preferred alignment of the
   /// specified global, returned in log form.  This includes an explicitly
   /// requested alignment (if the global has one).