Alignment of globals has not been quite right. Needed to drop the pointer type

to get the alignment of the element type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28799 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 5 deletions

diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp
index b3e27c9970..c5d6cb206f 100644
--- a/lib/CodeGen/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter.cpp
@@ -244,18 +244,16 @@ void AsmPrinter::EmitXXStructorList(Constant *List) {
 /// specified global, returned in log form.  This includes an explicitly
 /// requested alignment (if the global has one).
 unsigned AsmPrinter::getPreferredAlignmentLog(const GlobalVariable *GV) const {
-  unsigned Alignment = TM.getTargetData()->getTypeAlignmentShift(GV->getType());
+  const Type *ElemType = GV->getType()->getElementType();
+  unsigned Alignment = TM.getTargetData()->getTypeAlignmentShift(ElemType);
   if (GV->getAlignment() > (1U << Alignment))
     Alignment = Log2_32(GV->getAlignment());
   
   if (GV->hasInitializer()) {
-    // Always round up alignment of global doubles to 8 bytes.
-    if (GV->getType()->getElementType() == Type::DoubleTy && Alignment < 3)
-      Alignment = 3;
     if (Alignment < 4) {
       // If the global is not external, see if it is large.  If so, give it a
       // larger alignment.
-      if (TM.getTargetData()->getTypeSize(GV->getType()->getElementType()) > 128)
+      if (TM.getTargetData()->getTypeSize(ElemType) > 128)
         Alignment = 4;    // 16-byte alignment.
     }
   }